CN213389655U - Asphalt crack pouring machine for concrete pavement - Google Patents

The utility model relates to a concrete road surface pitch crack sealing machine, including a storage section of thick bamboo and play rifle, still include movable block, driving piece and current-limiting piece, be equipped with the circulation passageway in the current-limiting piece, the one end and the storage section of thick bamboo intercommunication of circulation passageway, the other end and the play rifle intercommunication of circulation passageway, the tip that the circulation passageway was kept away from to the play rifle is equipped with the shower nozzle, movable block swing joint is in the circulation passageway, the motion of driving piece control movable block is in order to change the cross section size of circulation passageway. According to the gap size of actual repair road surface, utilize the driving piece to adjust the cross section size of pitch circulation passageway in the current-limiting piece, with the outflow of control pitch from the current-limiting piece, pitch spouts from the shower nozzle through ejection of compact rifle again, operating personnel aims at the road surface gap with the shower nozzle and repairs the road surface, can repair to the road surface gap of equidimension not, the general use nature of concrete road surface pitch pouring machine has been increased, the use amount of pitch is effectively reduced, play certain energy-conserving effect.

Asphalt crack pouring machine for concrete pavement

Technical Field

The application relates to the field of road construction, in particular to a concrete pavement asphalt crack pouring machine.

Background

Cracks are inevitably generated after the road is used for a long time, and if a proper and effective measure is not timely taken to remedy some large cracks, the large-area damage of the road surface can be caused. At present, a crack sealing machine is an effective device for repairing roads, and is a special device for sealing cracks of highways, airports, road surfaces, bridge and pavements and the like due to high working efficiency, mechanization and physical strength saving.

Concrete road surface pitch crack sealing machine of correlation technique, as shown in fig. 1, including shallow, the air pump and the storage section of thick bamboo of welding setting on the shallow, the screw thread cup joints the sealed lid at storage section of thick bamboo top, the conveyer pipe has been cup jointed in the embedding of one side of storage section of thick bamboo, the one end of conveyer pipe is connected with out the material rifle, and the one end of going out the material rifle is equipped with the shower nozzle. In the use, operating personnel opens sealed lid and pours pitch into a storage section of thick bamboo, and recycle the air pump and impress pitch in the conveyer pipe, during pitch reentrant ejection of compact rifle through the conveyer pipe, pitch spout and get into the crack from the shower nozzle at last to accomplish the repair to the road surface.

The above-mentioned related technical solutions have the following drawbacks: in the crack pouring process, no matter the encountered road surface gap is large or small, the amount of the asphalt sprayed by the spray head cannot be changed. When the road surface gap that meets is too big, can lead to repairing the time of road surface long, when the road surface gap that meets is too little, the pitch blowout is too much, and operating personnel need clear up unnecessary pitch, has caused the waste of pitch.

SUMMERY OF THE UTILITY MODEL

In order to adapt the amount of asphalt sprayed by the crack pouring machine to different road surfaces, the application provides the asphalt crack pouring machine for the concrete road surface.

The application provides a concrete road surface pitch crack sealing machine adopts following technical scheme:

the utility model provides a concrete road surface pitch crack sealing machine, includes a storage section of thick bamboo and ejection of compact rifle, still includes movable block, driving piece and current-limiting piece, be equipped with the circulation passageway in the current-limiting piece, the one end and the storage section of thick bamboo intercommunication of circulation passageway, the other end and the ejection of compact rifle intercommunication of circulation passageway, the tip that the circulation passageway was kept away from to the ejection of compact rifle is equipped with the shower nozzle, movable block swing joint is in the circulation passageway, the motion of driving piece control movable block is in order to change the cross section size of circulation passageway.

Through adopting above-mentioned technical scheme, according to the gap size of actual repair road surface, utilize the driving piece to adjust the cross section size of pitch circulation passageway in the current-limiting piece to control pitch from the outflow in the current-limiting piece, pitch is spout from the shower nozzle through going out the rifle again, and operating personnel holds the ejection of compact rifle, aligns the shower nozzle with the road surface gap and repairs the road surface, can repair to the not road surface gap of equidimension, has increased the general usefulness of concrete road surface pitch pouring machine.

Preferably, the flow limiting block side wall is provided with a first groove communicated with the circulation channel, the movable block is connected in the first groove in a sliding mode, the sliding direction of the movable block is perpendicular to the circulation direction of the asphalt, and the driving piece drives the movable piece to slide.

By adopting the technical scheme, when the gap of the pavement to be repaired is large, the driving piece drives the movable block to slide towards one side of the first groove, the cross section of the circulation channel is enlarged, the amount of asphalt passing through the circulation channel is also enlarged, and the pavement with the large gap can be repaired; when the road surface gap that needs to be repaired is less, driving piece drive movable block slides to keeping away from first recess one side, and the cross section of circulation passageway diminishes, and pitch also diminishes through the volume of circulation passageway, can repair the less road surface of gap.

Preferably, the driving piece includes lead screw and motor, the lead screw rotates to be connected on the lateral wall of current-limiting block, the lead screw carries out rotary motion by motor control, the length direction of lead screw is parallel with the slip direction of movable block, threaded connection has the slider on the lead screw, be equipped with first connecting rod on the movable block, the tip that the movable block was kept away from to first connecting rod passes outside diapire to the current-limiting block of first recess, be connected with the second connecting rod between first connecting rod and the slider

Through adopting above-mentioned technical scheme, when the starter motor control lead screw rotated, slider with lead screw threaded connection can move along the lead screw along with the rotation of lead screw, and the slider moves through being connected with first connecting rod and second connecting rod drive movable block to realize the removal of motor control movable block in first recess.

Preferably, the number of the movable blocks is two, the number of the first grooves is two, the two first grooves are respectively arranged on the opposite side walls of the flow limiting block, the two movable blocks are respectively connected in the two first grooves in a sliding manner, the number of the first connecting rods is two, and the two first connecting rods are respectively and correspondingly connected to the two movable blocks;

the lead screw is a bidirectional lead screw, the two ends of the lead screw are respectively in threaded connection with sliding blocks, the two sliding blocks are respectively located on the two sides of the flow limiting block, the two sliding blocks are in one-to-one correspondence with the two first connecting rods, and a second connecting rod is connected between each sliding block and the corresponding first connecting rod.

Through adopting above-mentioned technical scheme, when two-way lead screw rotated, two sliders of threaded connection at two-way lead screw both ends can drive two movable blocks respectively and approach simultaneously or separate, the cross section size of change circulation passageway that can be faster.

Preferably, the outer side wall of the flow limiting block, which is far away from the screw rod, is provided with a guide rod, one end, which is far away from the screw rod, of the second connecting rod extends to the guide rod, and the second connecting rod is connected to the guide rod in a sliding manner.

Through adopting above-mentioned technical scheme, the guide bar has played the guide effect to the moving direction of second connecting rod, avoids second connecting rod single-ended to receive screw drive, leads to first connecting rod to receive dragging of second connecting rod, makes the atress of second connecting rod more even.

Preferably, still include the smoothing block, the smoothing block is the L type, the one end of smoothing block is established on the shower nozzle lateral wall, the other end of smoothing block sets up along shower nozzle opening orientation direction.

Through adopting above-mentioned technical scheme, when carrying out the cementation of fissures to the road surface gap, the shower nozzle moves along the gap, and the shower nozzle is simultaneously with pitch blowout to the gap, and the floating piece can carry out floating treatment to pitch after pitch blowout, makes the better entering into the road surface gap of pitch, makes the more level and smooth of road surface shop, has also reduced the operating time that the operator additionally carried out the shop's processing to pitch.

Preferably, the shower nozzle further comprises a limiting part, the side wall of the shower nozzle is rotatably connected with a rotating shaft, the floating block is connected to the rotating shaft, and the limiting part is used for controlling the rotation of the rotating shaft.

Through adopting above-mentioned technical scheme, when operating personnel held the ejection of compact rifle to mending the road surface gap, operating personnel can self use the custom, and the ejection of compact rifle is held in the slope, will float the piece and rotate to the suitable inclined position on perpendicular to ground and use the fixed piece of floating of locating part, can increase the travelling comfort of using, more accord with human factors engineering design.

Preferably, the limiting part comprises a ratchet wheel and a pawl, the ratchet wheel is coaxially connected to the rotating shaft, the pawl is rotatably connected to the side wall, close to the ratchet wheel, of the spray head, the pawl is connected with the ratchet wheel in a meshed mode, and when the trowelling block rotates towards one side of the opening of the spray head, the pawl limits the ratchet wheel to rotate continuously.

By adopting the technical scheme, when an operator holds the discharging gun to repair a road gap, the floating block can rotate to an angle fitting with the ground by the matching of the ratchet wheel and the pawl in the moving process of the spray head along the road gap, and the floating block cannot rotate; after the sprayer is used, an operator manually moves the pawl away from the ratchet wheel to reset the trowelling block, and one end, far away from the ratchet wheel, of the trowelling block in the reset state is located below the sprayer, so that a certain protection effect on the sprayer can be achieved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the flow limiting block is arranged, and the driving piece is utilized to adjust the cross section size of the asphalt flow channel in the flow limiting block so as to control the outflow of asphalt from the flow limiting block, so that the asphalt crack pouring machine for the concrete pavement can repair pavement gaps with different sizes, and the universality of the asphalt crack pouring machine for the concrete pavement is improved;

2. through setting up the floating piece, floating piece can carry out floating treatment to pitch after pitch blowout, makes the better road surface gap that enters into of pitch, makes more level and smooth of road surface shop.

Drawings

Fig. 1 is a schematic structural view of the related art.

Fig. 2 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a current limiting block according to an embodiment of the present application.

Fig. 4 is a cross-sectional view of a flow restriction block according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a floating block in a floating state according to an embodiment of the present application.

Fig. 6 is a schematic structural diagram of the floating block in a reset state according to the embodiment of the present application.

Description of reference numerals: 1. pushing a cart; 11. a base plate; 12. a universal wheel; 2. an air pump; 21. compressing the air pipe; 22. a storage cylinder; 221. a sealing cover; 23. a delivery pipe; 24. a discharging gun; 3. a flow limiting block; 30. a flow-through channel; 31. a first groove; 32. a movable block; 33. a first link; 34. a second link; 35. a lead screw; 351. a slider; 36. a guide bar; 37. an extension plate; 38. a fixing plate; 39. a motor; 4. a spray head; 41. a first bump; 42. a rotating shaft; 43. a pawl; 431. a second bump; 43. a spring; 44. a ratchet wheel; 5. leveling the block; 51. a first smoothing block; 52. and a second smoothing block.

Detailed Description

The present application is described in further detail below with reference to figures 2-6.

The embodiment of the application discloses concrete road surface asphalt crack pouring machine.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.