CN210836900U - Flexible screen equipment of infolding - Google Patents

The utility model discloses an inward-folding flexible screen device, which comprises a left shell and a right shell, wherein a hinge mechanism for realizing synchronous inward-folding rotation and installing a flexible screen is arranged between the left shell and the right shell; the hinge mechanism also comprises a torsion mechanism which is arranged among the first shrimp shell piece, the second shrimp shell piece and the third shrimp shell piece and is used for providing torsion and driving the left shell and the right shell to synchronously limit and rotate when the three shrimp shell pieces rotate; two sides of the torsion mechanism are symmetrically provided with two synchronous mechanisms which are used for guiding and rotating the three shrimp shell pieces by respective axes and are matched with the torsion mechanism to drive the left shell and the right shell to synchronously link; the hinge mechanism also comprises two locking mechanisms, and a lock pin of each locking mechanism is matched with a locking hole to lock the left shell and the right shell which are completely unfolded; the utility model discloses a locking mechanical system who is equipped with makes the casing when expandeing completely, locks the hinge mechanism, avoids the unexpected rotation of casing, improves simultaneously and feels to the use of equipment.

一种内折柔性屏设备An in-folding flexible screen device

技术领域technical field

本实用新型涉及电子设备技术领域，特别涉及一种内折柔性屏设备。The utility model relates to the technical field of electronic equipment, in particular to an inward folding flexible screen device.

背景技术Background technique

折叠手机是手机常见的一种造型，东方人的含蓄与折叠机十分契合，给人的感觉相当的老成，是很多商务人士的最爱折。内折柔性屏的设备也逐渐走向市场，其中内折柔性屏设备的铰链机构是内折柔性屏设备的重要机构，但是铰链机构在应用于内折柔性屏的生产过程中具有以下缺陷：Folding mobile phones are a common shape of mobile phones. The subtlety of the Orientals is very compatible with the folding machine, giving people the feeling of being quite mature, and it is the favorite folding of many business people. The equipment for inward-folding flexible screens is also gradually entering the market. The hinge mechanism of the in-folding flexible screen equipment is an important mechanism for the in-folding flexible screen equipment, but the hinge mechanism has the following defects in the production process of the in-folding flexible screen:

1)但现有的铰链结构一般结构较于复杂，制造成本较高，且复杂结构的铰链在长时间的使用过程中，易发生构件损坏或对柔性屏造成不可逆的损伤，同时复杂的铰链机构也不方便柔性屏的安装，且现有的铰链结构也不能做到窄边框，全面屏的安装；1) However, the general structure of the existing hinge structure is more complicated, and the manufacturing cost is high, and the hinge of the complex structure is prone to damage to the components or irreversible damage to the flexible screen during the long-term use of the hinge. At the same time, the complex hinge mechanism It is also inconvenient to install the flexible screen, and the existing hinge structure cannot achieve the narrow frame and the installation of the full screen;

2)现有的内折多节柔性屏用铰链结构一般铰链在转动时，其内部结构的联动反馈性较差，铰链转动的动作流畅性得不到保证，且传统内折柔性屏设备用铰链也不具备角度限位功能。2) The existing hinge structure for inward-folding multi-section flexible screens generally has poor linkage feedback of the internal structure when the hinge rotates, and the smoothness of the hinge rotation cannot be guaranteed, and the traditional inward-folding flexible screen equipment uses hinges It also does not have the angle limit function.

3)传统的内折柔性屏设备用铰链结构，在完全展开时，缺乏必要的锁定机构，使得设备的壳体容易意外转动，不便于设备的使用，甚至会对设备造成不可逆的损伤。3) The traditional hinge structure for inward-folding flexible screen devices lacks the necessary locking mechanism when fully unfolded, which makes the shell of the device easy to rotate unexpectedly, which is inconvenient for the use of the device, and even causes irreversible damage to the device.

实用新型内容Utility model content

本实用新型的目的在于提供一种内折柔性屏设备，以解决上述背景技术中提出的现有柔性屏手机使用的铰链结构制造成本较高，且复杂结构的铰链在长时间的使用过程中，易发生构件损坏或对柔性屏造成不可逆的损伤，且复杂结构的铰链在长时间的使用过程中，易发生构件损坏或对柔性屏造成不可逆的损伤，影响折叠电子设备的使用寿命，同时缺乏必要的锁定机构，使得设备的壳体容易意外转动，不便于设备的使用的问题。The purpose of the present invention is to provide an inward-folding flexible screen device, so as to solve the problem that the hinge structure used in the existing flexible screen mobile phone proposed in the above-mentioned background technology is relatively expensive, and the hinge of complex structure is used for a long time. It is prone to component damage or irreversible damage to the flexible screen, and the complex structure of the hinge is prone to component damage or irreversible damage to the flexible screen during long-term use, affecting the service life of the folding electronic device. The locking mechanism makes the casing of the device easy to rotate unexpectedly, which is inconvenient for the use of the device.

为实现上述目的，本实用新型提供如下技术方案：一种内折柔性屏设备，包括左壳体和右壳体，所述左壳体和右壳体之间安装有用于其二者实现同步内折转动并安装柔性屏的铰链机构；铰链机构包括水平设置于左壳体和右壳体之间的第一虾壳件、第二虾壳件和第三虾壳件；In order to achieve the above purpose, the present utility model provides the following technical solutions: an inwardly foldable flexible screen device, comprising a left casing and a right casing, and an inner casing for the two to achieve synchronization is installed between the left casing and the right casing. A hinge mechanism for folding and installing the flexible screen; the hinge mechanism includes a first shrimp shell piece, a second shrimp shell piece and a third shrimp shell piece horizontally arranged between the left casing and the right casing;

铰链机构还包括安装于第一虾壳件、第二虾壳件及第三虾壳件之间，并用于三根虾壳件转动时提供扭力并带动左壳体和右壳体进行同步限位转动的扭力机构；The hinge mechanism also includes a hinge mechanism that is installed between the first shrimp shell piece, the second shrimp shell piece and the third shrimp shell piece, and is used to provide torque when the three shrimp shell pieces rotate and drive the left and right shells to perform synchronous limit rotation. torque mechanism;

扭力机构的两侧还对称设有安装于第一虾壳件、第二虾壳件及第三虾壳件之间，并用于三根虾壳件以各自轴心进行导向转动并配合扭力机构带动左壳体和右壳体进行同步联动的两个同步机构，且同步机构还设有用于三根虾壳件转动导向和防止过折的止挡机构；The two sides of the torsion mechanism are also symmetrically installed between the first shrimp shell piece, the second shrimp shell piece and the third shrimp shell piece, and are used for the three shrimp shell pieces to be guided and rotated with their respective axes and cooperate with the torsion mechanism to drive the left Two synchronizing mechanisms for synchronous linkage between the casing and the right casing, and the synchronizing mechanism is also provided with a stopper mechanism for rotating and guiding the three shrimp shell parts and preventing over-folding;

铰链机构还包括两种锁定机构，且锁定机构的锁销配合锁合孔对完全展开的左壳体和右壳体进行锁定。The hinge mechanism further includes two locking mechanisms, and the locking pins of the locking mechanisms cooperate with the locking holes to lock the fully unfolded left casing and the right casing.

作为本实用新型的一种优选技术方案，扭力机构包括安装两个相对设置并通过螺钉安装于第一虾壳件内侧中部的承架，两个承架之间设有带齿承接座，带齿承接座两端均设有两个相互啮合并提供转动扭力的第一带齿抬升悬臂，带齿承接座的两侧的齿牙均啮合连接有进一步提供转动扭力的翼片，且两个翼片的一端通过设有的铰接座配合销轴转动连接有导向滑块，两个导向滑块分别与安装于左壳体和右壳体内侧的两个滑动座滑动连接，位于同侧的其中两个第一带齿抬升悬臂一侧水平设置有两个第二带齿抬升悬臂，带齿承接座通过两根销轴穿过对应的第一带齿抬升悬臂的一端和第二带齿抬升悬臂一端分别与两个承架转动连接，两个翼片的带齿一端通过两根销轴与对应的第一带齿抬升悬臂中部和第二带齿抬升悬臂的另一端转动连接，两个第一带齿抬升悬臂的另一端通过凸柱与对应安装在第二虾壳件和第三虾壳件内侧的限位座滑动连接，并实现第一虾壳件与第二虾壳件和第三虾壳件以及壳体的同步转动。As a preferred technical solution of the present utility model, the torsion mechanism includes two bearing brackets arranged oppositely and mounted on the inner middle of the first shrimp shell member by screws, and a toothed bearing seat is arranged between the two bearing brackets. Both ends of the receiving seat are provided with two first toothed lifting cantilevers that mesh with each other and provide rotational torque. The teeth on both sides of the toothed receiving seat are meshed and connected with fins that further provide rotational torsion, and the two fins One end is rotatably connected with a guide slider through the provided hinge seat and the pin shaft. The two guide sliders are respectively slidably connected with the two sliding seats installed on the inner side of the left shell and the right shell, two of which are located on the same side. One side of the first toothed lifting cantilever is horizontally provided with two second toothed lifting cantilevers, and the toothed bearing seat passes through the corresponding one end of the first toothed lifting cantilever and one end of the second toothed lifting cantilever through two pin shafts, respectively. It is rotatably connected with the two bearing frames, and the toothed ends of the two fins are rotatably connected with the corresponding middle part of the first toothed lifting cantilever and the other end of the second toothed lifting cantilever through two pin shafts. The other end of the lifting cantilever is slidably connected with the corresponding limiting seats installed on the inner side of the second shrimp shell piece and the third shrimp shell piece through the convex column, and realizes the first shrimp shell piece, the second shrimp shell piece and the third shrimp shell piece. And the synchronous rotation of the housing.

作为本实用新型的一种优选技术方案，同步机构包括与第一内盖板内侧安装固定的第一梯状弧形件，第一梯状弧形件的一侧设有第一弧形限位槽，第一弧形限位槽与第一盖板连接件底部固定设有的第一月牙形限位件滑动连接，且第一盖板连接件的一侧底部通过螺钉安装有第一连接挡片，第一连接挡片的一端弧形部与第一弧形限位槽一侧槽壁设有的槽口位置正对，同步机构还包括与第二内盖板内侧安装固定并与第一梯状弧形件对称设置的第二梯状弧形件，第二梯状弧形件的一侧设有第二弧形限位槽，第二弧形限位槽与第二盖板连接件底部固定设有的第二月牙形限位件滑动连接，第二盖板连接件的一侧底部通过螺钉安装有第二连接挡片，第二连接挡片的一端弧形部与第二弧形限位槽一侧槽壁设有的槽口位置正对，通过弧形部与槽口相配合形成同步机构的止挡机构。As a preferred technical solution of the present invention, the synchronizing mechanism includes a first trapezoidal arc-shaped member fixed to the inner side of the first inner cover plate, and a first arc-shaped limiter is provided on one side of the first trapezoidal arc-shaped member. The first arc-shaped limiting slot is slidably connected with the first crescent-shaped limiting member fixedly provided at the bottom of the first cover plate connecting piece, and a first connecting stopper is installed on the bottom of one side of the first cover plate connecting piece through screws. One end of the arc portion of the first connecting block is positioned opposite to the notch provided on one side of the groove wall of the first arc limit groove, and the synchronizing mechanism also includes a synchronizing mechanism that is installed and fixed with the inner side of the second inner cover plate and is connected to the first arc limit groove. A second trapezoidal arc-shaped piece symmetrically arranged on the trapezoidal arc-shaped piece, one side of the second trapezoidal arc-shaped piece is provided with a second arc-shaped limiting slot, and the second arc-shaped limiting slot is connected with the second cover plate A second crescent-shaped limiter fixed at the bottom is slidably connected, a second connecting block is installed on the bottom of one side of the second cover plate connecting piece through screws, and an arc part of one end of the second connecting block is connected with the second arc The position of the notch provided on the side wall of the limiting groove is exactly opposite, and the stop mechanism of the synchronizing mechanism is formed through the cooperation of the arc part and the notch.

作为本实用新型的一种优选技术方案，所述锁定机构为两个，并对应设置于两个同步机构的一侧，锁定机构包括通过螺钉固定安装于第一内盖板内侧的T型锁头，T型锁头的锁舌置于T型锁座的锁槽内，且T型锁头的锁舌开设有贯穿的锁合孔一，T型锁座的两侧均开设有与锁槽内部连通的锁座腔体，两个锁座腔体内均滑动安装有与锁槽相配合的锁销一，锁销一的一端套设有用于弹性复位的弹簧一，且弹簧一一端与锁座腔体端头安装的端盖相抵触，T型锁座通过螺钉固定安装于第二内盖板的内侧。As a preferred technical solution of the present invention, there are two locking mechanisms, which are correspondingly arranged on one side of the two synchronizing mechanisms. The locking mechanism includes a T-shaped lock head fixed and installed on the inner side of the first inner cover plate by screws. , the lock tongue of the T-shaped lock head is placed in the lock groove of the T-shaped lock base, and the lock tongue of the T-shaped lock head is provided with a through-locking hole 1, and both sides of the T-shaped lock base are provided with the inside of the lock groove. The two lock seat cavities are slidably installed with a lock pin 1 matched with the lock groove. One end of the lock pin 1 is sleeved with a spring 1 for elastic reset, and one end of the spring 1 is connected to the lock seat. The end covers installed at the ends of the cavity are in conflict, and the T-shaped lock seat is fixedly installed on the inner side of the second inner cover plate by screws.

作为本实用新型的一种优选技术方案，所述锁定机构为一个，并对应设置于其中一个同步机构与扭力机构之间，锁定机构包括通过螺钉固定安装于第一内盖板内侧的U型锁座，U型锁座的两侧均开有锁合孔二，锁定机构还包括通过螺钉固定安装于第二内盖板内侧的一字型锁头，一字型锁头的一端开有腔体，腔体的内部滑动安装有两个锁销二，两个锁销二的一端穿过腔体的腔壁分别与两个锁合孔二穿插连接，且两个锁销二的另一端分别与置于腔体内的弹簧二两端穿插连接。As a preferred technical solution of the present invention, the locking mechanism is one, and is correspondingly arranged between one of the synchronizing mechanisms and the torsion mechanism, and the locking mechanism includes a U-shaped lock that is fixedly installed on the inner side of the first inner cover by screws There are two locking holes on both sides of the U-shaped lock seat. The locking mechanism also includes a straight-line lock head fixed and installed on the inner side of the second inner cover by screws. One end of the straight-line lock head has a cavity. There are two lock pins 2 slidably installed inside the cavity. One end of the two lock pins 2 passes through the cavity wall of the cavity and is connected to the two locking holes 2 respectively, and the other ends of the two lock pins 2 are respectively connected with the two locking holes 2. The two ends of the spring placed in the cavity are interspersed and connected.

作为本实用新型的一种优选技术方案，左壳体的内侧通过螺钉与第一内盖板安装固定，右壳体的内侧通过螺钉与第二内盖板安装固定，第一虾壳件的内侧顶部通过螺钉固定安装有第三内盖板，且第一内盖板、第二内盖板和第三内盖板的顶部均处于同一水平面。As a preferred technical solution of the present invention, the inner side of the left casing is mounted and fixed with the first inner cover plate by screws, the inner side of the right casing is mounted and fixed with the second inner cover plate by screws, and the inner side of the first shrimp shell is mounted and fixed with the second inner cover plate. A third inner cover plate is fixedly installed on the top by screws, and the tops of the first inner cover plate, the second inner cover plate and the third inner cover plate are all in the same horizontal plane.

作为本实用新型的一种优选技术方案，左壳体的内侧还安装有第一屏幕安装板，右壳体的内侧还安装有第二屏幕安装板，且第一屏幕安装板的一侧底部通过螺钉与第一内盖板顶部安装固定，第二屏幕安装板的一侧底部通过螺钉与第二内盖板顶部安装固定，且第一屏幕安装板、第二屏幕安装板配合第三内盖板安装有内折的柔性屏。As a preferred technical solution of the present invention, a first screen mounting plate is also installed on the inner side of the left casing, a second screen mounting plate is also installed on the inner side of the right casing, and the bottom of one side of the first screen mounting plate passes through The screws are installed and fixed with the top of the first inner cover plate, the bottom of one side of the second screen installation plate is installed and fixed with the top of the second inner cover plate through screws, and the first screen installation plate and the second screen installation plate are matched with the third inner cover plate. A flexible screen with inward folding is installed.

作为本实用新型的一种优选技术方案，锁销一和锁销二的端头均为球形头，且锁销一和锁销二均呈中字形。As a preferred technical solution of the present invention, the ends of the first lock pin and the second lock pin are both spherical heads, and the first lock pin and the second lock pin are both in the shape of a Chinese character.

作为本实用新型的一种优选技术方案，第一虾壳件的内侧与第一梯状弧形件和第二梯状弧形件正对处位置均设有弧形导向槽，且弧形导向槽与第一梯状弧形件和第二梯状弧形件底部的弧形面相接触。As a preferred technical solution of the present utility model, arc guide grooves are provided on the inner side of the first shrimp shell member and the first trapezoidal arc-shaped member and the second trapezoidal arc-shaped member are directly opposite, and arc guide grooves are provided. The grooves are in contact with the arcuate surfaces of the bottoms of the first trapezoidal arc-shaped member and the second trapezoidal arc-shaped member.

与现有技术相比，本实用新型的有益效果是：本实用新型一种内折柔性屏设备具有以下有益效果：Compared with the prior art, the beneficial effects of the present utility model are as follows: an inwardly folded flexible screen device of the present utility model has the following beneficial effects:

1)通过设有的扭力机构，以及对称设置并且结构相同的同步机构和锁定结构，使得铰链的结构简单，并且减少铰链的生产成本，同时使得铰链机构具有较好的同步转动性和联动性，并且配合安装的屏幕安装板及内盖板在方便柔性屏安装的同时，实现屏幕的边框小于2mm，实现全面屏设计，也避免铰链机构内部的构件对柔性屏造成损伤，提高柔性屏的使用寿命。1) Through the provided torsion mechanism, as well as the synchronizing mechanism and locking structure which are symmetrically arranged and have the same structure, the structure of the hinge is simple, the production cost of the hinge is reduced, and the hinge mechanism has better synchronous rotation and linkage, In addition, the screen mounting plate and the inner cover plate installed together are convenient for the installation of the flexible screen, and at the same time, the frame of the screen is less than 2mm, which realizes the full screen design, and also avoids the damage to the flexible screen caused by the components inside the hinge mechanism, and improves the service life of the flexible screen. .

2)通过扭力机构的翼片与带齿承接座的啮合连接，同时相互啮合的第一带齿抬升悬臂和相互啮合的第二带齿抬升悬臂在铰链机构转动过程中提供扭力的同时，也使得可带动左壳体和右壳体进行同步运动，也确保了铰链转动过程中的顺畅性以及灵敏的转动反馈，通过设有的扭力机构可以使得多根虾壳件转动时可以灵活定位，增加内折柔性屏设备日常使用过程中的便捷性。2) Through the meshing connection between the fins of the torsion mechanism and the toothed receiving seat, the first toothed lifting arm that meshes with each other and the second toothed lifting arm that mesh with each other provide torsion during the rotation of the hinge mechanism. It can drive the left shell and the right shell to move synchronously, which also ensures the smoothness and sensitive rotation feedback during the hinge rotation process. The convenience of folding flexible screen devices during daily use.

3)通过设有的锁定机构使得左壳体和右壳体在进行完全展开时，对铰链机构进行锁定，避免左壳体和右壳体意外转动，同时锁销在弹簧的作用下，可以进行快速复位，并且锁销一端的球形头在插入和脱离锁合孔时，有着较好的反馈效果，提高使用者对设备的使用手感。3) The hinge mechanism is locked when the left casing and the right casing are fully unfolded through the provided locking mechanism to avoid accidental rotation of the left casing and the right casing. At the same time, under the action of the spring, the lock pin can be Quick reset, and the spherical head at one end of the locking pin has a good feedback effect when inserting and disengaging from the locking hole, which improves the user's feeling of using the device.

附图说明Description of drawings

图1为本实用新型的结构示意图；Fig. 1 is the structural representation of the utility model;

图2为本实用新型的内侧结构示意图；Fig. 2 is the inner side structure schematic diagram of the utility model;

图3为本实用新型的内盖板结构示意图；3 is a schematic structural diagram of an inner cover plate of the present invention;

图4为本实用新型的壳体与铰链机构连接结构示意图；4 is a schematic diagram of the connection structure between the housing and the hinge mechanism of the present invention;

图5为本实用新型的铰链机构结构示意图；5 is a schematic structural diagram of a hinge mechanism of the present invention;

图6为本实用新型的扭力机构结构示意图；6 is a schematic structural diagram of the torsion mechanism of the present invention;

图7为本实用新型的同步机构结构示意图；7 is a schematic structural diagram of a synchronization mechanism of the present invention;

图8为本实用新型的同步机构拆分结构示意图；8 is a schematic diagram of the split structure of the synchronization mechanism of the present invention;

图9为本实用新型实施例1的锁定机构结构示意图；9 is a schematic structural diagram of a locking mechanism according to Embodiment 1 of the present invention;

图10为实用新型实施例1的锁定机构内部结构示意图；10 is a schematic diagram of the internal structure of the locking mechanism according to Embodiment 1 of the utility model;

图11为本实用新型实用新型实施例1的锁定机构拆分结构示意图；11 is a schematic diagram of the disassembled structure of the locking mechanism according to the first embodiment of the present invention;

图12为本实用新型实用新型实施例2的锁定机构结构结构示意图；12 is a schematic structural diagram of the locking mechanism according to Embodiment 2 of the present invention;

图13为本实用新型实用新型实施例2的锁定机构拆分结构示意图。13 is a schematic diagram of the disassembled structure of the locking mechanism according to the second embodiment of the present invention.

图中：1、左壳体；11、第一内盖板；12、第一屏幕安装板；2、右壳体；21、第二内盖板；22、第二屏幕安装板；3、铰链机构；31、第一虾壳件；32、第二虾壳件；33、第三虾壳件；34、第三内盖板；3a、扭力机构；3a1、承架；3a2、带齿承接座；3a3、翼片；3a4、第一带齿抬升悬臂；3a5、第二带齿抬升悬臂；3a6、铰接座；3a7、滑动座；3a8、导向滑块；3a9、限位座；3b、同步机构；3b1、第一连接挡片；3b2、第一梯状弧形件；3b21、第一弧形限位槽；3b3、第一盖板连接件；3b31、第一月牙形限位件；3b4、第二连接挡片；3b5、第二梯状弧形件；3b51、第二弧形限位槽；3b6、第二盖板连接件；3b61、第二月牙形限位件；3b7、弧形部；3b8、槽口；3c、锁定机构；3c1、T型锁头；3c11、锁合孔一；3c2、T型锁座；3c21、锁槽；3c22、端盖；3c23、弹簧一；3c24、锁销一；3c3、U型锁座；3c31、锁合孔二；3c4、一字型锁头；3c41、腔体；3c42、弹簧二；3c43、锁销二。In the figure: 1. Left casing; 11. First inner cover; 12. First screen mounting plate; 2. Right casing; 21. Second inner cover; 22. Second screen mounting plate; 3. Hinge Mechanism; 31, first shrimp shell piece; 32, second shrimp shell piece; 33, third shrimp shell piece; 34, third inner cover plate; 3a, torque mechanism; 3a1, bearing frame; 3a2, toothed socket 3a3, fins; 3a4, the first toothed lifting cantilever; 3a5, the second toothed lifting cantilever; 3a6, the hinge seat; 3a7, the sliding seat; 3a8, the guide slider; 3a9, the limit seat; 3b, the synchronizing mechanism 3b1, the first connecting block; 3b2, the first trapezoidal arc; 3b21, the first arc limit groove; 3b3, the first cover plate connector; 3b31, the first crescent-shaped limit; 3b4, 3b5, the second trapezoidal arc; 3b51, the second arc limit groove; 3b6, the second cover plate connector; 3b61, the second crescent limit; 3b7, the arc part ;3b8, notch; 3c, locking mechanism; 3c1, T-shaped lock head; 3c11, locking hole 1; 3c2, T-shaped lock seat; 3c21, lock slot; 3c22, end cover; 3c23, spring 1; 3c24, lock Pin 1; 3c3, U-shaped lock seat; 3c31, locking hole 2; 3c4, in-line lock head; 3c41, cavity; 3c42, spring 2; 3c43, lock pin 2.

具体实施方式Detailed ways

下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

实施例1Example 1

请参阅图1-11，本实用新型提供了一种内折柔性屏设备，包括左壳体1和右壳体2，所述左壳体1和右壳体2之间安装有用于其二者实现同步内折转动并安装柔性屏的铰链机构3；铰链机构3包括水平设置于左壳体和右壳体之间的第一虾壳件31、第二虾壳件32和第三虾壳件33；铰链机构3还包括安装于第一虾壳件31、第二虾壳件32及第三虾壳件32之间，并用于三根虾壳件转动时提供扭力并带动左壳体1和右壳体2进行同步限位转动的扭力机构3a；扭力机构3a的两侧还对称设有安装于第一虾壳件31、第二虾壳件32及第三虾壳件33之间，并用于三根虾壳件以各自轴心进行导向转动并配合扭力机构3a带动左壳体1和右壳体2进行同步联动的两个同步机构3b，且同步机构3b还设有用于三根虾壳件转动导向和防止过折的止挡机构；铰链机构3还包括两个锁定机构3c，且锁定机构3c的锁销配合锁合孔对完全展开的左壳体1和右壳体2进行锁定，将两个同步机构3b和两个锁定机构3c对称设置，使得铰链的整体结构简化，且相同的机构可以减少铰链的设计成本，同时相同部件的机构可以共用，也减少生产成本。Please refer to FIGS. 1-11 , the present invention provides an inwardly folded flexible screen device, including a left casing 1 and a right casing 2 , and between the left casing 1 and the right casing 2 are installed The hinge mechanism 3 for realizing synchronous inward folding and installing the flexible screen; the hinge mechanism 3 includes a first shrimp shell piece 31, a second shrimp shell piece 32 and a third shrimp shell piece horizontally arranged between the left shell and the right shell 33; The hinge mechanism 3 also includes a device installed between the first shrimp shell piece 31, the second shrimp shell piece 32 and the third shrimp shell piece 32, and is used to provide torque when the three shrimp shell pieces rotate and drive the left shell 1 and the right shell. The torsion mechanism 3a for the synchronous limit rotation of the casing 2; the two sides of the torsion mechanism 3a are also symmetrically arranged and installed between the first shrimp shell piece 31, the second shrimp shell piece 32 and the third shrimp shell piece 33, and are used for The three shrimp shells are guided and rotated by their respective axes and cooperate with the torsion mechanism 3a to drive the left casing 1 and the right casing 2 to synchronously link two synchronizing mechanisms 3b, and the synchronizing mechanism 3b is also provided with three shrimp shells. and a stopper mechanism to prevent over-folding; the hinge mechanism 3 also includes two locking mechanisms 3c, and the lock pins of the locking mechanisms 3c cooperate with the locking holes to lock the fully unfolded left casing 1 and the right casing 2, and the two The synchronizing mechanism 3b and the two locking mechanisms 3c are symmetrically arranged, so that the overall structure of the hinge is simplified, and the same mechanism can reduce the design cost of the hinge, and the mechanism of the same component can be shared, which also reduces the production cost.

进一步的，扭力机构3a包括安装两个相对设置并通过螺钉安装于第一虾壳件31内侧中部的承架3a1，两个承架3a1之间设有带齿承接座3a2，带齿承接座3a2两端均设有两个相互啮合并提供转动扭力的第一带齿抬升悬臂3a4，带齿承接座3a2的两侧的齿牙均啮合连接有进一步提供转动扭力的翼片3a3，且两个翼片3a3的一端通过设有的铰接座3a6配合销轴转动连接有导向滑块3a8，两个导向滑块3a8分别与安装于左壳体1和右壳体2内侧的两个滑动座3a7滑动连接，位于同侧的其中两个第一带齿抬升悬臂3a4一侧水平设置有两个第二带齿抬升悬臂3a5，带齿承接座3a2通过两根销轴穿过对应的第一带齿抬升悬臂3a4的一端和第二带齿抬升悬臂3a5一端分别与两个承架3a1转动连接，两个翼片3a3的带齿一端通过两根销轴与对应的第一带齿抬升悬臂3a4中部和第二带齿抬升悬臂3a5的另一端转动连接，两个第一带齿抬升悬臂3a4的另一端通过凸柱与对应安装在第二虾壳件32和第三虾壳件33内侧的限位座3a9滑动连接，并实现第一虾壳件31与第二虾壳件32和第三虾壳件33以及壳体的同步转动，利用扭力机构3的两个翼片3a3的齿牙与带齿承接座3a2的齿牙相啮合，提供左壳体1和右壳体2转动时的扭力，同时相互啮合的第一带齿抬升悬臂3a4和相互啮合的第二带齿抬升悬臂3a5在翼片3a3转动过程中提供扭力的同时，也使得两片翼片3a3可以带动左壳体1和右壳体2进行同步运动。Further, the torsion mechanism 3a includes two bearing brackets 3a1 which are arranged oppositely and are mounted on the inner middle of the first shrimp shell member 31 by screws. Both ends are provided with two first toothed lifting cantilevers 3a4 that mesh with each other and provide rotational torsion, and the teeth on both sides of the toothed receiving seat 3a2 are meshed and connected with fins 3a3 that further provide rotational torsion, and the two wings One end of the sheet 3a3 is rotatably connected with a guide slider 3a8 through the provided hinge seat 3a6 and the pin shaft. One side of the two first toothed lifting cantilevers 3a4 on the same side is horizontally provided with two second toothed lifting cantilevers 3a5, and the toothed receiving seat 3a2 passes through the corresponding first toothed lifting cantilever through two pin shafts One end of 3a4 and one end of the second toothed lifting cantilever 3a5 are respectively rotatably connected with the two bearing frames 3a1, and the toothed ends of the two fins 3a3 are connected with the corresponding first toothed lifting cantilever 3a4 middle and second through two pin shafts. The other ends of the toothed lifting cantilevers 3a5 are rotatably connected, and the other ends of the two first toothed lifting cantilevers 3a4 slide through the protruding columns with the corresponding limit seats 3a9 installed on the inner side of the second shrimp shell member 32 and the third shrimp shell member 33. Connect and realize the synchronous rotation of the first shrimp shell piece 31, the second shrimp shell piece 32, the third shrimp shell piece 33 and the shell, using the teeth of the two fins 3a3 of the torsion mechanism 3 and the toothed receiving seat 3a2 The teeth are meshed with each other to provide the torsion force when the left casing 1 and the right casing 2 are rotated. At the same time, the intermeshing first toothed lifting cantilever 3a4 and the intermeshing second toothed lifting cantilever 3a5 are in the process of rotation of the fin 3a3. While providing the torsion force, the two fins 3a3 can also drive the left casing 1 and the right casing 2 to move synchronously.

进一步的，同步机构3b包括与第一内盖板11内侧安装固定的第一梯状弧形件3b2，第一梯状弧形件3b2的一侧设有第一弧形限位槽3b21，第一弧形限位槽3b21与第一盖板连接件3b3底部固定设有的第一月牙形限位件3b31滑动连接，且第一盖板连接件3b3的一侧底部通过螺钉安装有第一连接挡片3b1，第一连接挡片3b1的一端弧形部3a7与第一弧形限位槽3b21一侧槽壁设有的槽口3a8位置正对，同步机构3b还包括与第二内盖板21内侧安装固定并与第一梯状弧形件3b2对称设置的第二梯状弧形件3b5，第二梯状弧形件3b5的一侧设有第二弧形限位槽3b51，第二弧形限位槽3b51与第二盖板连接件3b6底部固定设有的第二月牙形限位件3b61滑动连接，第二盖板连接件3b6的一侧底部通过螺钉安装有第二连接挡片3b4，第二连接挡片3b4的一端弧形部3a7与第二弧形限位槽3b51一侧槽壁设有的槽口3a8位置正对，通过弧形部3a7与槽口3a8相配合形成同步机构3b的止挡机构，在设备进行打开和闭合时，利用同步机构3b配合扭力机构3a，使得左壳体1和右壳体2与铰链机构3进行同步联动，且同步机构3b的止挡机构在左壳体1和右壳体2完全展开时，第一连接挡片3b1的弧形部3a7与第一弧形限位槽3b21的槽口3a8进行抵触，第二连接挡片3b4弧形部3a7与第二弧形限位槽3b51的槽口3a8进行抵触，对同步机构3b的转动进行止挡，避免转动角度大于180度时，对柔性屏造成损坏。Further, the synchronizing mechanism 3b includes a first trapezoidal arc-shaped member 3b2 mounted and fixed with the inner side of the first inner cover 11, and a first arc-shaped limiting groove 3b21 is provided on one side of the first trapezoidal arc-shaped member 3b2. An arc-shaped limiting groove 3b21 is slidably connected to the first crescent-shaped limiting member 3b31 fixedly provided at the bottom of the first cover plate connecting member 3b3, and the bottom of one side of the first cover plate connecting member 3b3 is installed with a first connection through screws The blocking piece 3b1, the arc portion 3a7 of one end of the first connecting blocking piece 3b1 and the notch 3a8 provided on one side of the groove wall of the first arc-shaped limiting groove 3b21 are located exactly opposite, and the synchronizing mechanism 3b also includes a second inner cover plate. 21 A second trapezoidal arc member 3b5 is installed and fixed on the inner side and symmetrically arranged with the first trapezoidal arc member 3b2. One side of the second trapezoidal arc member 3b5 is provided with a second arc limit groove 3b51. The arc-shaped limiting groove 3b51 is slidably connected with the second crescent-shaped limiting member 3b61 fixedly provided at the bottom of the second cover plate connecting member 3b6, and a second connecting stopper is installed on the bottom of one side of the second cover plate connecting member 3b6 through screws. 3b4, the arc-shaped portion 3a7 of one end of the second connecting blocking piece 3b4 is directly opposite to the slot 3a8 provided on the side wall of the second arc-shaped limiting slot 3b51, and the arc portion 3a7 cooperates with the slot 3a8 to form synchronization. The stop mechanism of the mechanism 3b uses the synchronization mechanism 3b to cooperate with the torsion mechanism 3a when the equipment is opened and closed, so that the left casing 1 and the right casing 2 are synchronously linked with the hinge mechanism 3, and the stop mechanism of the synchronization mechanism 3b When the left casing 1 and the right casing 2 are fully unfolded, the arc-shaped portion 3a7 of the first connecting blocking piece 3b1 collides with the notch 3a8 of the first arc-shaped limiting groove 3b21, and the arc-shaped portion 3a8 of the second connecting blocking piece 3b4 3a7 collides with the notch 3a8 of the second arc-shaped limiting groove 3b51 to stop the rotation of the synchronization mechanism 3b, so as to avoid damage to the flexible screen when the rotation angle is greater than 180 degrees.

进一步的，锁定机构3c包括通过螺钉固定安装于第一内盖板11内侧的T型锁头3c1，T型锁头3c1的锁舌置于T型锁座3c2的锁槽3c21内，且T型锁头3c1的锁舌开设有贯穿的锁合孔一3c11，T型锁座3c2的两侧均开设有与锁槽3c21内部连通的锁座腔体，两个锁座腔体内均滑动安装有与锁槽3c21相配合的锁销一3c24，锁销一3c24的一端套设有用于弹性复位的弹簧一3c23，且弹簧一3c23一端与锁座腔体端头安装的端盖3c22相抵触，T型锁座3c2通过螺钉固定安装于第二内盖板21的内侧，通过锁定机构3c使得左壳体1与右壳体2进行完全展开时，起到快速锁定的作用，避免设备使用过程中发生意外转动。Further, the locking mechanism 3c includes a T-shaped lock head 3c1 fixedly installed on the inner side of the first inner cover plate 11 by screws. The lock tongue of the lock head 3c1 is provided with a through-locking hole 3c11, and both sides of the T-shaped lock seat 3c2 are provided with lock seat cavities communicating with the interior of the lock groove 3c21. The lock pin 1 3c24 is matched with the lock groove 3c21, one end of the lock pin 1 3c24 is sleeved with a spring 1 3c23 for elastic reset, and one end of the spring 1 3c23 is in conflict with the end cover 3c22 installed on the end of the lock seat cavity, T-shaped The lock seat 3c2 is fixedly installed on the inner side of the second inner cover plate 21 by screws, and when the left housing 1 and the right housing 2 are fully unfolded through the locking mechanism 3c, it plays a role of quick locking to avoid accidents during the use of the device. turn.

进一步的，左壳体1的内侧通过螺钉与第一内盖板11安装固定，右壳体2的内侧通过螺钉与第二内盖板21安装固定，第一虾壳件31的内侧顶部通过螺钉固定安装有第三内盖板34，且第一内盖板11、第二内盖板21和第三内盖板34的顶部均处于同一水平面，通过通过同步机构3b和锁定机构3c转动时作用于第一内盖板11和第二内盖板21，进而分别带动左壳体1和右壳体2。Further, the inner side of the left casing 1 is mounted and fixed with the first inner cover plate 11 by screws, the inner side of the right casing 2 is mounted and fixed with the second inner cover plate 21 by screws, and the inner top of the first shrimp shell member 31 is mounted and fixed by screws. The third inner cover plate 34 is fixedly installed, and the tops of the first inner cover plate 11, the second inner cover plate 21 and the third inner cover plate 34 are all on the same horizontal plane. On the first inner cover plate 11 and the second inner cover plate 21, the left casing 1 and the right casing 2 are driven respectively.

进一步的，左壳体1的内侧还安装有第一屏幕安装板12，右壳体2的内侧还安装有第二屏幕安装板22，且第一屏幕安装板12的一侧底部通过螺钉与第一内盖板11顶部安装固定，第二屏幕安装板22的一侧底部通过螺钉与第二内盖板21顶部安装固定，且第一屏幕安装板12、第二屏幕安装板22配合第三内盖板34安装有内折的柔性屏，确保第一屏幕安装板12、第二屏幕安装板22和第三内盖板34可以对柔性屏进行平滑有效支撑，降低壳体内侧对柔性屏的支撑应力。Further, a first screen mounting plate 12 is also installed on the inner side of the left casing 1, a second screen mounting plate 22 is also installed on the inner side of the right casing 2, and the bottom of one side of the first screen mounting plate 12 is connected with the first screen mounting plate 12 by screws. An inner cover plate 11 is installed and fixed at the top, the bottom of one side of the second screen installation plate 22 is installed and fixed with the top of the second inner cover plate 21 by screws, and the first screen installation plate 12 and the second screen installation plate 22 cooperate with the third inner cover plate 22. The cover plate 34 is installed with an inwardly folded flexible screen, which ensures that the first screen mounting plate 12, the second screen mounting plate 22 and the third inner cover plate 34 can smoothly and effectively support the flexible screen, reducing the support of the inner side of the casing to the flexible screen stress.

进一步的，第一虾壳件31的内侧与第一梯状弧形件3b2和第二梯状弧形件3b5正对处位置均设有弧形导向槽，且弧形导向槽与第一梯状弧形件3b2和第二梯状弧形件3b5底部的弧形面相接触，通过设有的弧形导向槽可以对第一梯状弧形件3b2和第二梯状弧形件3b5与第一虾壳件31的滑动进行导向。Further, arc guide grooves are provided on the inner side of the first shrimp shell member 31 at the positions opposite to the first trapezoidal arc member 3b2 and the second trapezoidal arc member 3b5, and the arc guide groove is connected to the first trapezoidal arc member. The arc-shaped member 3b2 and the arc-shaped surface at the bottom of the second trapezoidal arc-shaped member 3b5 are in contact with each other. The sliding of a shrimp shell member 31 is guided.

具体的，当需要使用该种内折柔性屏设备时，首先扳动左壳体1和右壳体2，扭力机构3a和同步机构3b作用如下：在左壳体1和右壳体2相对展开时，由于扭力机构3a的两个翼片3a3一端齿牙与带齿承接座3a2两侧齿牙相啮合，随着左壳体1和右壳体2的展开，导向滑块3a8在滑动座3a7内进行滑动，对转动的两个翼片3a3起到补偿距离的作用，并且两个翼片3a3的齿牙与带齿承接座3a2的齿牙相啮合，提供左壳体1和右壳体2转动时的扭力，同时相互啮合的第一带齿抬升悬臂3a4和相互啮合的第二带齿抬升悬臂3a5在翼片3a3转动过程中提供扭力的同时，也使得两片翼片3a3可以带动左壳体1和右壳体2进行同步运动，且两个第一带齿抬升悬臂3a4通过凸柱与第二虾壳件32和第三虾壳件33内侧的限位座3a9进行滑动，并实现第一虾壳件31与第二虾壳件32和第三虾壳件33以及壳体的同步转动；两个同步机构3b的第一梯状弧形件3b2和第二梯状弧形件3b5在第一虾壳件31内侧的弧形导向槽进行滑动导向，第一盖板连接件3b3底部的第一月牙形限位件3b31在第一弧形限位槽3b21内进行导向滑动，第二盖板连接件3b6的第二月牙形限位件3b61在第二弧形限位槽3b51内进行导向滑动，使得第二虾壳件32和第三虾壳件33与第一虾壳件31进行同步联动，同时也使得壳体与铰链机构3进行同步联动，闭合左壳体1和右壳体2时，扭力机构3a和同步机构3b同样起到提供扭力和同步转动的作用。Specifically, when the inward-folding flexible screen device needs to be used, the left casing 1 and the right casing 2 are first pulled, and the torsion mechanism 3a and the synchronizing mechanism 3b function as follows: when the left casing 1 and the right casing 2 are relatively unfolded When the two fins 3a3 of the torsion mechanism 3a engage with the teeth on both sides of the toothed receiving seat 3a2, with the unfolding of the left casing 1 and the right casing 2, the guide slider 3a8 slides on the sliding seat 3a7 The two fins 3a3 are slid inside to compensate the distance, and the teeth of the two fins 3a3 mesh with the teeth of the toothed socket 3a2 to provide the left casing 1 and the right casing 2 The torsion force during rotation, the first toothed lifting cantilever 3a4 that meshes with each other and the second toothed lifting cantilever 3a5 that mesh with each other provide torsion during the rotation of the fin 3a3, and also enable the two fins 3a3 to drive the left shell The body 1 and the right shell 2 move synchronously, and the two first toothed lifting cantilevers 3a4 slide with the limiting seats 3a9 inside the second shrimp shell member 32 and the third shrimp shell member 33 through the convex column, and realize the first A shrimp shell member 31 rotates synchronously with the second shrimp shell member 32, the third shrimp shell member 33 and the casing; the first trapezoidal arc member 3b2 and the second trapezoidal arc member 3b5 of the two synchronizing mechanisms 3b are The arc-shaped guide groove on the inner side of the first shrimp shell member 31 slides and guides, the first crescent-shaped limiter 3b31 at the bottom of the first cover plate connecting member 3b3 guides and slides in the first arc-shaped limit groove 3b21, and the second cover The second crescent-shaped limiting member 3b61 of the plate connecting member 3b6 guides and slides in the second arc-shaped limiting groove 3b51, so that the second shrimp shell member 32 and the third shrimp shell member 33 are synchronized with the first shrimp shell member 31. The linkage also makes the casing and the hinge mechanism 3 synchronously linked. When the left casing 1 and the right casing 2 are closed, the torsion mechanism 3a and the synchronization mechanism 3b also play the role of providing torque and synchronous rotation.

左壳体1和右壳体2展开时，转动的第二虾壳件32带动T型锁头3c1向第三虾壳件33的T型锁座3c2进行靠近，并且使得T型锁头3c1的锁舌置于T型锁座3c2的锁槽3c21内，锁销一3c24在弹簧一3c23的作用下，使得锁销一3c24的一端球形头插入锁合孔一3c11内，利用锁销一3c24配合锁合孔一3c11实现铰链机构3的锁定，进一步实现左壳体1与右壳体2完全展开状态的锁定，避免展开后的左壳体1和右壳体2意外转动，在关闭左壳体1和右壳体2时，转动的第二虾壳件32和第三虾壳件33使得T型锁头3c1与T型锁座3c2进行分离，不影响虾壳件与壳体之间的同步转动及联动过程。When the left shell 1 and the right shell 2 are unfolded, the rotating second shrimp shell member 32 drives the T-shaped lock head 3c1 to approach the T-shaped lock seat 3c2 of the third shrimp shell member 33, and makes the T-shaped lock head 3c1 close. The lock tongue is placed in the lock groove 3c21 of the T-shaped lock seat 3c2, and the lock pin 1 3c24 is under the action of the spring 1 3c23, so that the spherical head of one end of the lock pin 3c24 is inserted into the locking hole 1 3c11, and the lock pin 1 3c24 is used to cooperate with the lock pin 1 3c24. The locking hole 1 3c11 realizes the locking of the hinge mechanism 3, further realizes the locking of the fully expanded state of the left casing 1 and the right casing 2, and avoids accidental rotation of the unfolded left casing 1 and the right casing 2. After closing the left casing 1 and the right shell 2, the rotating second shrimp shell 32 and the third shrimp shell 33 separate the T-shaped lock head 3c1 from the T-shaped lock base 3c2, without affecting the synchronization between the shrimp shell and the shell. Rotation and linkage process.

实施例2Example 2

请参阅图12-13，本实用新型提供了一种内折柔性屏设备，包括左壳体1和右壳体2，所述左壳体1和右壳体2之间安装有用于其二者实现同步内折转动并安装柔性屏的铰链机构3；铰链机构3包括水平设置于左壳体和右壳体之间的第一虾壳件31、第二虾壳件32和第三虾壳件33；铰链机构3还包括安装于第一虾壳件31、第二虾壳件32及第三虾壳件32之间，并用于三根虾壳件转动时提供扭力并带动左壳体1和右壳体2进行同步限位转动的扭力机构3a；扭力机构3a的两侧还对称设有安装于第一虾壳件31、第二虾壳件32及第三虾壳件33之间，并用于三根虾壳件以各自轴心进行导向转动并配合扭力机构3a带动左壳体1和右壳体2进行同步联动的两个同步机构3b，且同步机构3b还设有用于三根虾壳件转动导向和防止过折的止挡机构；铰链机构3还包括锁定机构3c，且锁定机构3c的锁销配合锁合孔对完全展开的左壳体1和右壳体2进行锁定，锁定机构3c包括通过螺钉固定安装于第一内盖板11内侧的U型锁座3c3，U型锁座3c3的两侧均开有锁合孔二3c32，锁定机构3c还包括通过螺钉固定安装于第二内盖板21内侧的一字型锁头3c4，一字型锁头3c4的一端开有腔体3c41，腔体3c41的内部滑动安装有两个锁销二3c43，两个锁销二3c43的一端穿过腔体3c41的腔壁分别与两个锁合孔二3c32穿插连接，且两个锁销二3c43的另一端分别与置于腔体3c41内的弹簧二3c42两端穿插连接，锁销一3c24和锁销二3c43的端头均为球形头，且锁销一3c24和锁销二3c43均呈中字形，使得锁销一3c24在弹簧一3c23和锁销二3c43在弹簧二3c42作用下快速进入或脱离对应的锁合孔。12-13, the present invention provides an inwardly foldable flexible screen device, including a left casing 1 and a right casing 2, between which are installed The hinge mechanism 3 for realizing synchronous inward folding and installing the flexible screen; the hinge mechanism 3 includes a first shrimp shell piece 31, a second shrimp shell piece 32 and a third shrimp shell piece horizontally arranged between the left shell and the right shell 33; The hinge mechanism 3 also includes a device installed between the first shrimp shell piece 31, the second shrimp shell piece 32 and the third shrimp shell piece 32, and is used to provide torque when the three shrimp shell pieces rotate and drive the left shell 1 and the right shell. The torsion mechanism 3a for the synchronous limit rotation of the casing 2; the two sides of the torsion mechanism 3a are also symmetrically arranged and installed between the first shrimp shell piece 31, the second shrimp shell piece 32 and the third shrimp shell piece 33, and are used for The three shrimp shells are guided and rotated by their respective axes and cooperate with the torsion mechanism 3a to drive the left casing 1 and the right casing 2 to synchronously link two synchronizing mechanisms 3b, and the synchronizing mechanism 3b is also provided with three shrimp shells. and a stop mechanism to prevent over-folding; the hinge mechanism 3 also includes a locking mechanism 3c, and the lock pin of the locking mechanism 3c cooperates with the locking hole to lock the fully unfolded left casing 1 and the right casing 2. The locking mechanism 3c includes a The U-shaped lock seat 3c3 is fixedly installed on the inner side of the first inner cover plate 11 by screws, and two locking holes 3c32 are opened on both sides of the U-shaped lock seat 3c3. The locking mechanism 3c also includes a second inner cover plate by screws. 21 inside the in-line lock head 3c4, one end of the in-line lock head 3c4 has a cavity 3c41, the interior of the cavity 3c41 is slidably installed with two lock pins 2 3c43, one end of the two lock pins 3c43 passes through the cavity The cavity walls of the body 3c41 are respectively connected to the two locking holes 3c32, and the other ends of the two locking pins 3c43 are respectively connected to the two ends of the spring two 3c42 placed in the cavity 3c41. The ends of the second pin 3c43 are all spherical heads, and the first lock pin 3c24 and the second lock pin 3c43 are in the shape of a zigzag, so that the lock pin 1 3c24 can quickly enter or leave under the action of the spring 1 3c23 and the lock pin 2 3c43 under the action of the spring 2 3c42 Corresponding locking hole.

具体的，在需要使用该种内折柔性屏设备时，扳动左壳体1和右壳体2的过程中，扭力机构3a和同步机构3b作用与实施例1中记载的作用一致，扭力机构3a和同步机构3b也同样起到提供扭力和同步转动的作用。Specifically, when the inward-folding flexible screen device needs to be used, in the process of pulling the left casing 1 and the right casing 2, the torsion mechanism 3a and the synchronization mechanism 3b have the same functions as those described in Embodiment 1. The torsion mechanism 3a and the synchronizing mechanism 3b also function to provide torque and synchronous rotation.

左壳体1和右壳体2展开时，转动的第二虾壳件32带动U型锁座3c3向第三虾壳件33的一字型锁头3c4进行靠近，并且使得一字型锁头3c4的一端置于U型锁座3c31内，同时锁销二3c43在弹簧二3c42的作用下，使得锁销二3c43的一端球形头插入锁合孔二3c31内，利用锁销二3c43配合锁合孔二3c31实现铰链机构3的锁定，进一步实现左壳体1与右壳体2完全展开状态的锁定，避免展开后的左壳体1和右壳体2意外转动，在关闭左壳体1和右壳体2时，转动的第二虾壳件32和第三虾壳件33使得U型锁座3c3与一字型锁头3c4进行分离，不影响虾壳件与壳体之间的同步转动及转动过程。When the left shell 1 and the right shell 2 are unfolded, the rotating second shrimp shell member 32 drives the U-shaped lock seat 3c3 to approach the in-line lock head 3c4 of the third shrimp shell member 33, and makes the in-line lock head 3c4 close. One end of 3c4 is placed in the U-shaped lock seat 3c31, and at the same time, the second lock pin 3c43 is under the action of the second spring 3c42, so that the spherical head of one end of the second lock pin 3c43 is inserted into the second locking hole 3c31, and the second lock pin 3c43 is used for locking. The second hole 3c31 realizes the locking of the hinge mechanism 3, further realizes the locking of the fully expanded state of the left casing 1 and the right casing 2, and avoids the unintentional rotation of the expanded left casing 1 and the right casing 2. When the right shell 2 is used, the rotating second shrimp shell 32 and the third shrimp shell 33 make the U-shaped lock seat 3c3 and the in-line lock head 3c4 separate, without affecting the synchronous rotation between the shrimp shell and the shell. and rotation process.

应补充说明的是：设备在打开或关闭时，柔性屏始终与第一屏幕安装板12、第二屏幕安装板22和第三内盖板34进行接触，确保第一屏幕安装板12、第二屏幕安装板22和第三内盖板34对柔性屏进行平滑支撑；导向滑块3a8的截面可呈T型、一字形或圆形，与其配合的滑动座3a7与其相适配，确保导向滑块3a8可在滑动座3a7内进行导向滑动。It should be added that: when the device is opened or closed, the flexible screen is always in contact with the first screen mounting plate 12, the second screen mounting plate 22 and the third inner cover plate 34 to ensure that the first screen mounting plate 12, the second screen mounting plate 12, the second The screen mounting plate 22 and the third inner cover plate 34 smoothly support the flexible screen; the cross-section of the guide slider 3a8 can be T-shaped, in-line or circular, and the sliding seat 3a7 matched with it matches with it to ensure that the guide slider 3a8 3a8 can guide and slide in the sliding seat 3a7.

在本实用新型的描述中，需要理解的是，指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated The device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

在本实用新型中，除非另有明确的规定和限定，例如，可以是固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系，除非另有明确的限定，对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本实用新型中的具体含义。In the present utility model, unless otherwise expressly specified and limited, for example, it may be a fixed connection, a detachable connection, or an integrated body; it may be a mechanical connection or an electrical connection; it may be a direct connection, or a It can be indirectly connected through an intermediate medium, it can be the communication between two elements or the interaction relationship between the two elements, unless otherwise clearly defined, for those of ordinary skill in the art, the above terms can be understood according to the specific situation in this document. The specific meaning in the utility model.

尽管已经示出和描述了本实用新型的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本实用新型的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本实用新型的范围由所附权利要求及其等同物限定。Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.