Pavement cutting and repairing device for highway construction

Abstract

The road surface cutting and repairing device comprises a base, a pushing handle and rolling wheels, a repairing assembly is installed on the base and comprises a storage barrel, a feeding hopper, a discharging pipe and a valve, a lifting groove is formed in the intersection position between the bottom of the base and the side wall of the base, and a mounting plate is slidably connected into the lifting groove; a cleaning assembly and a cutting device are mounted at the bottom of the mounting plate, the cleaning assembly comprises a driving motor and a sweeping brush, a lifting assembly used for driving the mounting plate to ascend and descend is mounted on the base, and when the road surface needs to be repaired, the lifting assembly drives the mounting plate to move downwards, so that the sweeping brush abuts against the road surface, and the driving motor is started to enable the sweeping brush to rotate; after the road surface is cut through the cutting device, the base is pushed to move, so that the cleaning brush cleans debris such as gravel generated after cutting, cracks are repaired through the repairing assembly, the probability that the debris such as gravel affects repairing is reduced, and the filling and repairing effect on the road surface is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of highway construction, in particular to a road surface cutting and repairing device for highway construction. Background Art

[0002] Highway construction refers to the general term for the construction, reconstruction, expansion, maintenance and repair of roads in a certain period of time according to design requirements, including the construction of roadbed, pavement, bridges, tunnels, culverts, protective projects, etc. Pavement cutting and repair are important components of highway construction. In the process of repairing the highway pavement, the highway pavement needs to be cut first, which usually involves the use of special mechanical equipment (such as pavement cutting machines) to cut the asphalt or concrete pavement along pre-set lines or cracks. This operation can create the necessary construction conditions for highway maintenance, renovation or reconstruction.

[0003] A Chinese utility model patent with publication number CN212175427U discloses a highway pavement maintenance asphalt repair device, including a push handle, wheels, a base plate and a storage box, and is characterized in that wheels are provided at both ends of the bottom end of the base plate, a heating structure is provided on one side of the wheel, a discharge port is provided at the middle position of the bottom end of the base plate, an anti-blocking structure is provided at the middle position inside the discharge port, a push handle is provided on one side of the base plate, a storage box is fixedly connected to the top end of the base plate, and a feed port is provided at the middle position of the top end of the storage box.

[0004] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: after the cutting structure in the above-mentioned patent cuts the road surface, a lot of debris such as gravel will be generated around the cracks in the road surface, which makes it difficult to clean the debris such as gravel, thus affecting the filling effect of the road surface. Utility Model Content

[0005] In order to solve the above problems, the utility model provides a road surface cutting and repairing device for highway construction.

[0006] The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a road surface cutting and repairing device for highway construction, comprising a base, a push handle fixed to the side wall of the base and a plurality of rollers arranged at the bottom of the base, a repair assembly is installed on the base, and the repair assembly includes a storage barrel fixed to the upper surface of the base, a feeding hopper fixed to and connected to the upper surface of the storage barrel, a discharge pipe fixed to and connected to the lower surface of the storage barrel and a valve arranged on the discharge pipe, a lifting groove is provided at the intersection between the bottom of the base and the side wall of the base, a mounting plate is slidably connected in the lifting groove, a cleaning assembly and a cutting device are installed at the bottom of the mounting plate, the cleaning assembly includes a driving motor fixed to the bottom of the mounting plate and a cleaning brush fixed to the end of the output shaft of the driving motor, and a lifting assembly for driving the mounting plate to rise and fall is installed on the base.

[0007] By adopting the above technical solution, when the road surface needs to be repaired, the staff moves the base to a suitable position through the push handle, drives the mounting plate downward through the lifting assembly, makes the cleaning brush close to the road surface and starts the driving motor to rotate the cleaning brush, and then pushes the base to move after cutting the road surface with the cutting device, so that the cleaning brush cleans up the gravel and other debris generated after cutting, and then repairs the cracks through the repair assembly, thereby reducing the probability of gravel and other debris affecting the repair and improving the filling and repair effect of the road surface.

[0008] Furthermore, the lifting assembly includes a screw rod that is penetrated and rotatably connected to the base, and a star-shaped handle fixed to the upper end of the screw rod, and the screw rod penetrates the mounting plate and is threadedly connected.

[0009] By adopting the above technical solution, when the mounting plate needs to be lifted or lowered, the staff only needs to rotate the screw rod through the star-shaped handle. Since the screw rod is threadedly connected to the mounting plate, and the mounting plate is slidingly connected to the lifting groove, the mounting plate can be moved along the axial direction of the screw rod, which is convenient for controlling the lifting and lowering of the cleaning assembly and the cutting device.

[0010] Furthermore, a sliding groove is provided on the inner wall of the lifting groove, and a sliding block is fixed on the side wall of the mounting plate and is slidably connected to the inner wall of the sliding groove.

[0011] By adopting the above technical solution, the slider is slidably connected in the slide groove, which limits the lifting range of the mounting plate, avoids the mounting plate from falling off the lifting groove and the screw rod downward, and is conducive to the normal use of the device.

[0012] Furthermore, a protective shell for covering the drive motor is fixed to the bottom of the mounting plate, and the output shaft of the drive motor passes through the protective shell and is rotatably connected.

[0013] By adopting the above technical solution, the protective shell protects the drive motor and reduces the probability of debris such as gravel splashing and damaging the drive motor.

[0014] Furthermore, a stirring assembly is installed on the material storage barrel, and the stirring assembly includes a stirring motor fixed to the upper surface of the material storage barrel, the output shaft of the stirring motor passes through the upper surface of the material storage barrel and is rotatably connected, the stirring assembly also includes a rotating shaft fixed to the end of the output shaft of the stirring motor and a plurality of stirring rods fixedly sleeved on the rotating shaft.

[0015] By adopting the above technical solution, the stirring motor drives the rotating shaft and the stirring rod to rotate to stir the repair material in the storage barrel, thereby reducing the probability of solidification of the repair material in the storage barrel.

[0016] Furthermore, the inner wall of the material storage barrel is inclined downward toward one side of the discharge pipe.

[0017] By adopting the above technical solution, the inclined inner wall of the storage barrel allows the repair material to flow toward the lower material pipe under the action of gravity, thereby reducing the probability of the repair material adhering to the inner wall of the storage barrel.

[0018] Furthermore, a connecting rod is fixed to the end of the stirring rod, a scraper is fixed to one end of the connecting rod away from the stirring rod, and a side wall of the scraper is tightly pressed against the inner wall of the storage barrel.

[0019] By adopting the above technical solution, during the rotation of the stirring rod, the scraper rotates with the stirring rod and cleans the inner wall of the storage barrel, further reducing the probability of the repair material adhering to the inner wall of the storage barrel.

[0020] Furthermore, the cutting device includes a cylinder fixed to the bottom of the mounting plate and a cutter arranged at the end of the cylinder piston rod.

[0021] By adopting the above technical solution, the height of the cutting machine is adjusted by the cylinder, thereby facilitating the cutting of gaps of different depths.

[0022] In summary, the utility model has the following beneficial effects:

[0023] 1. In this application, when the road surface needs to be repaired, the staff moves the base to a suitable position by means of a push handle, and then drives the mounting plate downward by means of a lifting assembly, so that the cleaning brush is pressed against the road surface, and the driving motor is started to rotate the cleaning brush. After the road surface is cut by means of a cutting device, the base is pushed to move, so that the cleaning brush cleans up debris such as gravel generated after cutting, and then the cracks are repaired by means of a repair assembly, thereby reducing the probability of debris such as gravel affecting the repair and improving the filling and repair effect of the road surface;

[0024] 2. In this application, when the mounting plate needs to be lifted or lowered, the staff only needs to rotate the screw rod through the star-shaped handle. Since the screw rod is threadedly connected to the mounting plate, and the mounting plate is slidably connected to the lifting groove, the mounting plate moves along the axial direction of the screw rod, which is convenient for controlling the lifting and lowering of the cleaning assembly and the cutting device;

[0025] 3. In the present application, the slider is slidably connected in the slide groove, which limits the lifting range of the mounting plate, thereby preventing the mounting plate from falling downward from the lifting groove and the screw rod, and is conducive to the normal use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0027] Figure 2 It is a schematic cross-sectional structure diagram of an embodiment of the utility model.

[0028] In the figure: 1. base; 101. lifting slot; 102. slide slot; 2. push handle; 3. roller; 4. repair component; 41. storage barrel; 42. feed hopper; 43. discharge pipe; 44. valve; 5. mounting plate; 6. cleaning component; 61. drive motor; 62. cleaning brush; 7. cutting device; 71. cylinder; 72. cutting machine; 8. lifting component; 81. screw; 82. star handle; 9. slider; 10. protective shell; 11. stirring component; 111. stirring motor; 112. rotating shaft; 113. stirring rod; 12. connecting rod; 13. scraper. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0030] like Figure 1 and Figure 2 As shown, the embodiment of the present application discloses a road surface cutting and repairing device for highway construction, including a base 1, a push handle 2, a roller 3, a repair component 4, a mounting plate 5, a cleaning component 6, a cutting device 7 and a lifting component 8.

[0031] The base 1 is a rectangular parallelepiped structure, and a lifting slot 101 is provided at the intersection of the side walls of the base 1. A push handle 2 is fixed on the side wall of the base 1, and the push handle 2 is used to push the base 1 to move. A roller 3 is arranged at the bottom of the base 1, and a plurality of rollers 3 are arranged and distributed in a rectangular array.

[0032] The repair component 4 is installed on the base 1, and the repair component 4 includes a storage barrel 41, a feed hopper 42, a discharge pipe 43 and a valve 44. The storage barrel 41 is a cylindrical structure, and the storage barrel 41 is fixed on the upper surface of the base 1. The feed hopper 42 is a funnel-shaped structure, and the feed hopper 42 is fixed and connected to the upper surface of the storage barrel 41. The discharge pipe 43 is a vertically arranged circular tubular structure, and the discharge pipe 43 is fixed and connected to the lower surface of the storage barrel 41, and the discharge pipe 43 passes through the base 1 and is fixed. The valve 44 is a valve 44 commonly used in the prior art and suitable for this embodiment, and the valve 44 is arranged on the discharge pipe 43.

[0033] The mounting plate 5 is a rectangular plate-shaped structure, and the mounting plate 5 is slidably connected in the lifting groove 101. The cleaning assembly 6 is installed at the bottom of the mounting plate 5, and the cleaning assembly 6 includes a driving motor 61 and a cleaning brush 62. The driving motor 61 is fixed at the bottom of the mounting plate 5, and the output shaft of the driving motor 61 extends vertically downward. The cleaning brush 62 is fixed to the end of the output shaft of the driving motor 61, and the axis of the cleaning brush 62 coincides with the axis of the output shaft of the driving motor 61.

[0034] The cutting device 7 is mounted at the bottom of the mounting plate 5, and includes a cylinder 71 and a cutter 72. The cylinder 71 is fixed at the bottom of the mounting plate 5, and the piston rod of the cylinder 71 extends vertically downward. The cutter 72 is a cutter 72 commonly used in the prior art and suitable for this embodiment, and the cutter 72 is arranged at the end of the piston rod of the cylinder 71.

[0035] The lifting assembly 8 is installed on the base 1 and is used to drive the mounting plate 5 to rise and fall. The lifting assembly 8 includes a screw rod 81 and a star-shaped handle 82. The screw rod 81 is a vertically arranged rod-shaped structure. The screw rod 81 is arranged on the base 1 and is rotatably connected. The screw rod 81 passes through the mounting plate 5 and is threadedly connected. The star-shaped handle 82 is fixed to the upper end of the screw rod 81, and the axis of the star-shaped handle 82 coincides with the axis of the screw rod 81.

[0036] When the road surface needs to be repaired, the staff moves the base 1 to a suitable position through the push handle 2, and then rotates the screw 81 through the star handle 82. Since the screw 81 is threadedly connected to the mounting plate 5, and the mounting plate 5 is slidingly connected to the lifting groove 101, the mounting plate 5 moves downward along the axial direction of the screw 81, so that the cleaning brush 62 is pressed against the road surface and the drive motor 61 is started to rotate the cleaning brush 62. The height of the cutting machine 72 is adjusted by the cylinder 71, so as to facilitate cutting of gaps of different depths. After cutting, the base 1 is pushed to move, so that the cleaning brush 62 cleans up the gravel and other debris generated after cutting, and then the cracks are repaired through the repair component 4, which reduces the probability of gravel and other debris affecting the repair and improves the filling and repair effect of the road surface.

[0037] In order to prevent the mounting plate 5 from falling off the lifting slot 101 and the screw 81 downward, a slide slot 102 is provided on the inner wall of the lifting slot 101, and a slider 9 is fixed to the side wall of the mounting plate 5 and is slidably connected to the inner wall of the slide slot 102. The slider 9 is slidably connected in the slide slot 102, which limits the lifting and lowering range of the mounting plate 5, thereby preventing the mounting plate 5 from falling off the lifting slot 101 and the screw 81 downward, which is beneficial to the normal use of the device.

[0038] In order to protect the drive motor 61, a protective shell 10 for covering the drive motor 61 is fixed to the bottom of the mounting plate 5. The output shaft of the drive motor 61 passes through the protective shell 10 and is rotatably connected. The protective shell 10 protects the drive motor 61 and reduces the probability of debris such as gravel splashing and damaging the drive motor 61.

[0039] In order to reduce the probability of the repair material in the storage barrel 41 solidifying, a stirring assembly 11 is installed on the storage barrel 41, and the stirring assembly 11 includes a stirring motor 111, a rotating shaft 112 and a stirring rod 113. The stirring motor 111 is fixed on the upper surface of the storage barrel 41, and the output shaft of the stirring motor 111 passes through the upper surface of the storage barrel 41 and is rotatably connected. The rotating shaft 112 is a vertically arranged round rod-shaped structure, the rotating shaft 112 is fixed to the end of the output shaft of the stirring motor 111, and the axis of the rotating shaft 112 coincides with the axis of the output shaft of the stirring motor 111. The stirring rod 113 is a horizontally arranged round rod-shaped structure, the stirring rod 113 is fixedly sleeved on the rotating shaft 112, and a plurality of stirring rods 113 are provided. The stirring motor 111 drives the rotating shaft 112 and the stirring rod 113 to rotate to stir the repair material in the storage barrel 41, thereby reducing the probability of the repair material in the storage barrel 41 solidifying.

[0040] In order to reduce the probability of the repair material adhering to the inner wall of the storage barrel 41, the inner wall of the storage barrel 41 is tilted downward toward the side of the discharge pipe 43. The tilted inner wall of the storage barrel 41 allows the repair material to flow toward the discharge pipe 43 under the action of gravity, thereby reducing the probability of the repair material adhering to the inner wall of the storage barrel 41.

[0041] In order to clean the inner wall of the material storage barrel 41, a connecting rod 12 is fixed to the end of the stirring rod 113, and a scraper 13 is fixed to the end of the connecting rod 12 away from the stirring rod 113. The side wall of the scraper 13 is pressed against the inner wall of the material storage barrel 41. During the rotation of the stirring rod 113, the scraper 13 rotates with the stirring rod 113 and cleans the inner wall of the material storage barrel 41, further reducing the probability of the repair material adhering to the inner wall of the material storage barrel 41.

[0042] The use principle of a road surface cutting and repairing device for highway construction in this embodiment is as follows: when the road surface needs to be repaired, the staff moves the base 1 to a suitable position through the push handle 2, and then rotates the screw 81 through the star handle 82. Since the screw 81 is threadedly connected to the mounting plate 5, and the mounting plate 5 is slidingly connected to the lifting groove 101, the mounting plate 5 moves downward along the axial direction of the screw 81, so that the cleaning brush 62 is pressed against the road surface and the driving motor 61 is started to rotate the cleaning brush 62. The height of the cutting machine 72 is adjusted by the cylinder 71, so as to facilitate cutting of gaps of different depths. After cutting, the base 1 is pushed to move, so that the cleaning brush 62 cleans up debris such as gravel generated after cutting, and then the cracks are repaired through the repair component 4, thereby reducing the probability of debris such as gravel affecting the repair and improving the filling and repair effect of the road surface.

[0043] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A road surface cutting and repairing device for highway construction, comprising a base (1), a push handle (2) fixed to the side wall of the base (1), and a plurality of rollers (3) arranged at the bottom of the base (1), wherein: The base (1) is provided with a repair component (4), the repair component (4) comprising a material storage barrel (41) fixed to the upper surface of the base (1), a material feed hopper (42) fixed to and connected to the upper surface of the material storage barrel (41), a material discharge pipe (43) fixed to and connected to the lower surface of the material storage barrel (41), and a valve (44) arranged on the material discharge pipe (43). A lifting groove (101) is provided at the intersection between the bottom of the base (1) and the side wall of the base (1). A mounting plate (5) is slidably connected in the lifting groove (101). A cleaning component (6) and a cutting device (7) are installed at the bottom of the mounting plate (5). The cleaning component (6) comprises a driving motor (61) fixed to the bottom of the mounting plate (5) and a cleaning brush (62) fixed to the end of the output shaft of the driving motor (61). A lifting component (8) for driving the mounting plate (5) to rise and fall is installed on the base (1).

2. A road surface cutting and repairing device for highway construction according to claim 1, characterized in that: The lifting assembly (8) comprises a screw rod (81) which is arranged on the base (1) and is rotatably connected, and a star-shaped handle (82) which is fixed to the upper end of the screw rod (81); the screw rod (81) passes through the mounting plate (5) and is threadedly connected.

3. A road surface cutting and repairing device for highway construction according to claim 2, characterized in that: The inner wall of the lifting groove (101) is provided with a sliding groove (102), and the side wall of the mounting plate (5) is fixed with a sliding block (9) which is slidably connected to the inner wall of the sliding groove (102).

4. A road surface cutting and repairing device for highway construction according to claim 3, characterized in that: A protective shell (10) for covering a drive motor (61) is fixed to the bottom of the mounting plate (5), and an output shaft of the drive motor (61) passes through the protective shell (10) and is rotatably connected thereto.

5. The road surface cutting and repairing device for highway construction according to claim 1 is characterized by: A stirring assembly (11) is installed on the material storage barrel (41), and the stirring assembly (11) includes a stirring motor (111) fixed to the upper surface of the material storage barrel (41), and the output shaft of the stirring motor (111) passes through the upper surface of the material storage barrel (41) and is rotatably connected. The stirring assembly (11) also includes a rotating shaft (112) fixed to the end of the output shaft of the stirring motor (111) and a plurality of stirring rods (113) fixedly sleeved on the rotating shaft (112).

6. A road surface cutting and repairing device for highway construction according to claim 5, characterized in that: The inner wall of the material storage barrel (41) is arranged to be inclined downward toward one side of the material discharge pipe (43).

7. A road surface cutting and repairing device for highway construction according to claim 6, characterized in that: A connecting rod (12) is fixed to the end of the stirring rod (113), and a scraper (13) is fixed to one end of the connecting rod (12) away from the stirring rod (113), and the side wall of the scraper (13) is tightly pressed against the inner wall of the storage barrel (41).

8. The road surface cutting and repairing device for highway construction according to claim 1 is characterized by: The cutting device (7) comprises a cylinder (71) fixed to the bottom of the mounting plate (5) and a cutter (72) arranged at the end of the piston rod of the cylinder (71).

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