CN201698378U - Touch-screen display device - Google Patents
- ️Wed Jan 05 2011
CN201698378U - Touch-screen display device - Google Patents
Touch-screen display device Download PDFInfo
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Publication number
- CN201698378U CN201698378U CN2010201816476U CN201020181647U CN201698378U CN 201698378 U CN201698378 U CN 201698378U CN 2010201816476 U CN2010201816476 U CN 2010201816476U CN 201020181647 U CN201020181647 U CN 201020181647U CN 201698378 U CN201698378 U CN 201698378U Authority
- CN
- China Prior art keywords
- touch
- screen
- display device
- substrate
- frame Prior art date
- 2010-04-29 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Position Input By Displaying (AREA)
Abstract
The utility model provides a touch-screen display device, which comprises a touch screen. The touch screen comprises a base plate, a sensing layer and a frame; the frame is clipped between the base plate and the sensing layer and is respectively glued with the base plate and the sensing layer; and the frame is made of solid colloid and has rigidity. The touch screen of the touch-screen display device provided by the utility model has uniform and constant thickness, simple processing and low cost.
Description
Technical field
The utility model relates to a kind of touch panel display device.
Background technology
At present, touch-screen allows the user directly to touch or hand-written mode input information by point on the display device surface that is added with touch-screen as a kind of input equipment.Since this input mode than input equipments such as mouse, keyboard better with, convenient, so touch-screen is widely used on the various portable sets, as mobile phone etc.Existing touch screen technology is of a great variety, and according to the type of use contactant and the difference of affirmation contact position mode, touch-screen can be divided into resistance-type, condenser type, infrared-type and surface acoustic wave type etc.Along with the maturation of capacitive touch screen control IC technology, the decline of cost, and some distinctive advantages are arranged with respect to other touch screen technologies, and good as durability, not fragile, can use for a long time etc., the application of capacitive touch screen is more and more widely.
Touch-screen generally includes substrate, inductive layer and flexible PCB, and described flexible PCB is arranged between described inductive layer and the substrate.Described substrate and inductive layer are fitted by frame adhesive, leave opening simultaneously, so that liquid insulation colloid injects described substrate and inductive layer are fitted.
Usually adopt liquid colloid to form (liquid frame cooperates with spacer) by the frame adhesive in the above-mentioned touch-screen, the homogeneity of its thickness is difficult to control, so cause uneven thickness between described substrate and the inductive layer easily.In addition, the coating thickness between described inductive layer and the substrate is subject to the thickness of described flexible PCB, causes the transmittance of described touch-screen further not improve, and described flexible PCB and described substrate, material therefor was more when inductive layer was fitted.
The utility model content
For solving in the prior art in the touch-screen problem of uneven thickness between the substrate and inductive layer, provide a kind of substrate and the uniform touch-screen of induction layer thickness real for necessary.
A kind of touch panel display device, comprise touch-screen, described touch-screen comprises substrate, inductive layer and frame, and described frame is located between described substrate and the inductive layer and is bonding with described substrate and inductive layer respectively, and described frame is made by solid colloid and had a rigidity.
As the further improvement of above-mentioned touch panel display device, the thickness of described frame is even and constant.
As the further improvement of above-mentioned touch panel display device, described frame is one-body molded by described solid colloid.
As the further improvement of above-mentioned touch panel display device, described touch-screen further comprises conductive layer, and described conductive layer is located between described substrate and the inductive layer and with described substrate and is electrically connected.
As the further improvement of above-mentioned touch panel display device, described substrate is a reinforced glass substrate.
Because the frame of described touch-screen is made by the solid colloid of rigidity, therefore, the described touch-screen of touch panel display device described in the utility model has the advantages that thickness is even and constant, processing is easy, cost is low.
Description of drawings
Accompanying drawing is the cross-sectional view of a kind of better embodiment of the utility model touch panel display device.
Embodiment
Describe below in conjunction with the structure of accompanying drawing touch panel display device of the present utility model.
Accompanying drawing is the cross-sectional view of a kind of better embodiment of the utility model touch panel display device, and described touch
panel display device1 comprises
display10 and touch-
screen20, and the display surface of described touch-
screen20 adjacent described displays 10 (not indicating) is provided with.Wherein, described
display10 is generally LCD (liquid crystal display, LCD), according to the actual requirements, it also can be the display of other type.
Described touch-
screen20 comprises
inductive layer21,
substrate22,
frame23 and
conductive layer24.
The display surface setting of described
inductive layer21 adjacent described
displays10.
Described
substrate22 is a reinforced glass substrate, and it has the explosion-proof anti-scratch effect that discharges water, and described
substrate22 is provided with the electrode (figure does not show) that is connected with described
inductive layer21, flexible PCB (figure does not show).Described flexible PCB is located at described touch-
screen20 outsides, is not located between described
substrate22 and the
inductive layer21.
Described
conductive layer24 is made by conductive material, is located between described
substrate22, the described
inductive layer21 and with described
substrate22 to electrically connect.In the present embodiment, the thickness of described
conductive layer24 is less than the thickness of described flexible circuit, therefore be located at described
conductive layer24 between described
substrate22 and the described
inductive layer21 compared to the described flexible PCB of being located between described
substrate22 and the described
inductive layer21, can effectively reduce the integral thickness of described touch-
screen20.
Described
frame23 is made by solid-state cohesive material, and promptly the described
frame23 after the directly one-body molded and moulding has the rigidity speciality by solid colloid.Described
frame23 is folded between described
substrate22 and the described
inductive layer21, and it is bonding with described
substrate22 and described
inductive layer21 respectively, thereby make described
inductive layer21, described
substrate22 and the described
frame23 common uniform box bodys of a thickness that form, this box body will be used for housing insulation glue thereafter.This box body is because the rigidity of described
frame23, and it is stressed generally deformation can not to take place, even therefore described touch-
screen20 is subjected to external force and pushes its thickness and still can keep evenly constant.
In the present embodiment, by the fit technology of making of the described touch-
screen20 that forms of described
frame23 following characteristics are arranged: when by the priming by vacuum mode, when the insulation glue that the transmitance of a kind of and described touch-
screen20 is consistent is filled into the box body that is surrounded jointly by described
substrate22,
inductive layer21 and
frame23, can be by the glue of selected appropriate viscosity, position and the shape that the control box body seals, box body to different specification size, the upcurve of control insulation glue in box body, promote rate of flooding, reduce influence of air bubbles in the box body to the full extent.
Described touch
panel display device1 of the present utility model has the following advantages: at first, deformation evenly and does not generally take place in described
frame23 its thickness with rigidity speciality, guarantee that described touch-
screen20 has homogeneous thickness and constant, not only improve the transmitance of described touch-
screen20, and the simplification technological process promotes the processing yield; Secondly, by controlling the size of sealing and the position of the box body that described
substrate22, described
inductive layer21 and described
frame23 surround jointly, control the upcurve of glue in box body that is injected into described touch-
screen20, to adapt to the described touch-
screen20 of different size; Also have, described
frame23 be by solid colloid directly one-body molded after, bonding with described
substrate22 and described
inductive layer21 again, the frame made from liquid glue in the traditional handicraft, not only reduce overflowing of glue, and reduce the waste of material, reduce the difficulty of technological operation.
To sum up, the described touch-
screen20 of described touch
panel display device1 of the present utility model has the advantages that thickness is even, processing is easy, cost is low.
Only be preferred case study on implementation of the present utility model below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. touch panel display device, comprise touch-screen, described touch-screen comprises substrate, inductive layer and frame, described frame is located between described substrate and the described inductive layer and is bonding with described substrate and described inductive layer respectively, it is characterized in that: described frame is made by solid colloid and is had a rigidity.
2. touch panel display device according to claim 1 is characterized in that: the thickness of described frame is even and constant.
3. touch panel display device according to claim 2 is characterized in that: described frame is one-body molded by described solid colloid.
4. touch panel display device according to claim 3 is characterized in that: described touch-screen further comprises conductive layer, and described conductive layer is located between described substrate and the inductive layer and with described substrate and is electrically connected.
5. touch panel display device according to claim 1 is characterized in that: described substrate is a reinforced glass substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201816476U CN201698378U (en) | 2010-04-29 | 2010-04-29 | Touch-screen display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201816476U CN201698378U (en) | 2010-04-29 | 2010-04-29 | Touch-screen display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201698378U true CN201698378U (en) | 2011-01-05 |
Family
ID=43399625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201816476U Expired - Lifetime CN201698378U (en) | 2010-04-29 | 2010-04-29 | Touch-screen display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201698378U (en) |
Cited By (1)
* Cited by examiner, † Cited by third party| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509102A (en) * | 2018-03-27 | 2018-09-07 | 信利光电股份有限公司 | A kind of electric resistance touch screen and preparation method thereof |
-
2010
- 2010-04-29 CN CN2010201816476U patent/CN201698378U/en not_active Expired - Lifetime
Cited By (1)
* Cited by examiner, † Cited by third party| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509102A (en) * | 2018-03-27 | 2018-09-07 | 信利光电股份有限公司 | A kind of electric resistance touch screen and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 2011-01-05 | C14 | Grant of patent or utility model | |
| 2011-01-05 | GR01 | Patent grant | |
| 2020-05-22 | CX01 | Expiry of patent term |
Granted publication date: 20110105 |
| 2020-05-22 | CX01 | Expiry of patent term |