Expressway asphalt pavement maintenance device

Abstract

The utility model relates to an expressway asphalt pavement maintenance device, and belongs to the technical field of pavement maintenance, the expressway asphalt pavement maintenance device comprises a vehicle body, a camera is mounted at the bottom of the vehicle body, a display screen is arranged above the vehicle body, and a transmission line is connected between the camera and the display screen; a material storage tank is further arranged above the vehicle body and connected with a discharging pipe, the discharging pipe penetrates through the vehicle body and extends to the position below the vehicle body, and a discharging device used for controlling the discharging pipe to be opened and closed is arranged in the material storage tank. A pressing roller is further arranged below the trolley body, and an adjusting device used for adjusting the height of the pressing roller is arranged between the pressing roller and the trolley body. The road maintenance device has the effect of improving the road maintenance efficiency.

Description

Technical Field

[0001] The present application relates to the technical field of pavement maintenance, and in particular to a highway asphalt pavement maintenance device. Background Art

[0002] Highways have brought great convenience to our travel. Along with the convenience comes the maintenance of the asphalt pavement. Asphalt pavement will develop defects such as roughness, looseness, grain loss, cracks, and rutting over time. When repairing the road surface, it is necessary to spray emulsified asphalt on the bottom of the potholes as a bonding layer so that the new asphalt mixture can effectively bond with the potholes to achieve a better repair effect.

[0003] Traditional asphalt pavement maintenance methods usually require manual step-by-step operations, which requires a lot of manpower and time, resulting in low maintenance efficiency. Utility Model Content

[0004] In order to improve the efficiency of highway maintenance, the present application provides a highway asphalt pavement maintenance device.

[0005] The present application provides a highway asphalt pavement maintenance device that adopts the following technical solutions:

[0006] A highway asphalt pavement maintenance device comprises a vehicle body, a camera is installed at the bottom of the vehicle body, a display screen is arranged above the vehicle body, and a transmission line is connected between the camera and the display screen; a storage tank is also arranged above the vehicle body, the storage tank is connected to a discharge pipe, the discharge pipe runs through the vehicle body and extends to the bottom of the vehicle body, and a discharge device for controlling the opening and closing of the discharge pipe is arranged inside the storage tank; a pressure roller is also arranged below the vehicle body, and an adjustment device for adjusting the height of the pressure roller is arranged between the pressure roller and the vehicle body.

[0007] By adopting the above technical solution, the staff moves the vehicle body, and the camera can illuminate the condition of the road surface at the bottom of the vehicle body. The staff can directly observe the display screen to inspect the road surface. When the road surface is found to be damaged, the asphalt stored in the storage tank can be sprinkled on the damaged part of the road surface through the discharge pipe, and the position of the pressure roller is adjusted by the adjustment device so that the pressure roller contacts the ground to compact the position of the repaired road surface. Through the above device, multiple steps of maintenance work on the road surface can be completed, which reduces manpower and improves the efficiency of highway maintenance.

[0008] Optionally, the bottom of the discharge pipe is conical in shape, and the discharge device includes a discharge valve, a connecting rod, a threaded sleeve and a lifting motor. The discharge valve is located in the discharge pipe and is used to seal the bottom of the discharge pipe. The threaded sleeve is located at the top of the storage tank and is rotatably connected to the top of the storage tank. The lifting motor is installed on the top of the storage tank to drive the threaded sleeve to rotate. The bottom of the connecting rod is fixedly connected to the discharge valve, and the top of the connecting rod is processed with a threaded structure and is threadedly connected to the threaded sleeve.

[0009] By adopting the above technical solution, when the damaged road surface needs to be repaired, the lifting motor is started, so that the lifting motor drives the threaded sleeve to rotate, and when the top of the connecting rod moves toward the inside of the threaded sleeve, the connecting rod drives the discharge valve to move upward, thereby realizing the opening of the bottom of the discharge pipe; when closing the discharge pipe, it is only necessary to let the lifting motor work in reverse.

[0010] Optionally, a guide plate is fixedly provided inside the storage tank in the vertical direction, a guide groove is opened in the guide plate in the vertical direction, a guide rod is arranged between the guide plate and the connecting rod, one end of the guide rod is inserted into the guide groove and slides along the length direction of the guide groove, and the other end of the guide rod is fixedly connected to the connecting rod.

[0011] By adopting the above technical solution, when the threaded sleeve rotates, the guide rod slides along the guide groove, thereby guiding and limiting the movement of the connecting rod.

[0012] Optionally, the adjusting device is provided with two groups, and the two groups of adjusting devices are respectively located at the two ends of the pressure roller, and each group of adjusting devices includes an adjusting rod and an adjusting sleeve, the adjusting sleeve is rotatably connected to the vehicle body, the adjusting rod extends from the interior of the adjusting sleeve and is threadedly connected to the adjusting sleeve, the bottom of the adjusting rod is rotatably connected to the end of the pressure roller, and the top of the adjusting sleeve penetrates the vehicle body and extends to the top of the vehicle body, and a synchronization device for driving the two adjustment sleeves to rotate synchronously is provided above the vehicle body.

[0013] By adopting the above technical solution, the synchronization device drives the two adjustment sleeves to rotate simultaneously. The adjustment sleeve is threadedly connected to the adjustment rod, so that the adjustment rod can be extended or retracted from the inside of the adjustment sleeve, thereby realizing the height adjustment of the pressure roller.

[0014] Optionally, the synchronization device includes a driving motor, a synchronization rod, a first bevel gear and a second bevel gear; the synchronization rod is located between the two threaded sleeves and is rotatably connected to the vehicle body, the driving motor is located at one end of the synchronization rod and drives the synchronization rod to rotate, two first bevel gears are provided, the synchronization rod passes through the first bevel gear and is fixedly connected to the first bevel gear, two second bevel gears are provided, the two second bevel gears are respectively fixedly connected to the tops of the two threaded sleeves, and the two first bevel gears are respectively meshed with the two second bevel gears.

[0015] By adopting the above technical solution, when the height of the pressure roller needs to be adjusted, it is only necessary to start the drive motor, and the drive motor drives the synchronization rod to rotate, and the synchronization rod then drives the two first bevel gears to rotate. The meshing of the first bevel gear and the second bevel gear achieves the effect of driving the two threaded sleeves to rotate simultaneously.

[0016] Optionally, a cleaning device is also included, which includes a cleaning disc and a spur gear. Two cleaning discs are arranged below the vehicle body, and the two cleaning discs rotate towards each other. Two spur gears are arranged above the vehicle body, and the two spur gears correspond to the two cleaning discs respectively. A connecting shaft is fixedly connected between the cleaning disc and the spur gears, and the two spur gears are meshed with each other. One of the spur gears is equipped with a rotating motor for driving itself to rotate.

[0017] By adopting the above technical solution, when it is necessary to clean the road surface, the rotating motor drives the spur gear to rotate, and through the meshing of the two spur gears, the two cleaning discs rotate towards each other, thereby cleaning the road surface.

[0018] Optionally, a spray device is also included, which includes a water tank and a water nozzle. The water tank is located above the vehicle body, and the water nozzle is located below the vehicle body. A water pump and a water pipe are connected between the water tank and the water nozzle.

[0019] By adopting the above technical scheme, when the road surface needs to be maintained by water spraying, the water in the water tank is pumped out by a water pump, and then the water is transported to the water nozzle through a water pipe, and then sprayed onto the road surface by the water nozzle, thereby realizing the work of water spraying maintenance on the road surface.

[0020] Optionally, a dust suction device is also included, which includes a dust box and a dust nozzle. The dust nozzle is located below the vehicle body, the dust box is located above the vehicle body, and the dust nozzle is connected to the dust box. A blower is provided on one side of the dust box, and the blower is connected to the dust box.

[0021] By adopting the above technical solution, when there are debris on the road surface, the blower can be used to draw air and suck the debris from the dust nozzle into the dust collection box.

[0022] In summary, the present application includes at least one of the following beneficial technical effects:

[0023] 1. The road surface can be cleaned by the sweeping device and the dust suction device;

[0024] 2. The ground conditions can be observed and the damaged parts of the ground can be found through the camera and display screen; then the discharging device controls the opening and closing of the discharging pipe to discharge the asphalt in the storage tank to the ground through the discharging pipe; and then the pressure roller is adjusted to the appropriate position through the adjusting device to compact the ground at the repaired part;

[0025] 3. The road surface can be maintained by spraying water through the spraying device. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the structure of a highway asphalt pavement maintenance device according to an embodiment of the present application;

[0027] Figure 2 is a structural schematic diagram showing the structure of the dust collecting device in the embodiment of the present application;

[0028] Figure 3 is a structural schematic diagram of a camera and a display screen structure in an embodiment of the present application;

[0029] Figure 4 This is a cross-sectional view showing the internal structure of the material discharging device in the material storage box in the embodiment of the present application;

[0030] Figure 5 is a schematic structural diagram of the adjustment device and the pressure roller structure in the embodiment of the present application;

[0031] Figure 6 The embodiment of the present application is summarized as a structural schematic diagram embodying the structure of the spray device.

[0032] In the figure, 1, vehicle body; 11, wheels; 2, camera; 21, display screen; 22, transmission line; 3, storage tank; 31, discharge pipe; 32, guide plate; 321, guide groove; 4, discharge device; 41, discharge valve; 42, connecting rod; 421, guide rod; 43, threaded sleeve; 44, lifting motor; 5, pressure roller; 6, adjustment device; 61, adjustment rod; 62, adjustment sleeve; 7, synchronization device; 71 , driving motor; 72, synchronization rod; 73, first bevel gear; 74, second bevel gear; 8, cleaning device; 81, cleaning disc; 811, connecting shaft; 82, spur gear; 83, rotating motor; 831, supporting frame; 9, spray device; 91, water tank; 92, water nozzle; 93, water pump; 94, water pipe; 10, dust suction device; 101, dust box; 102, dust nozzle; 103, blower. DETAILED DESCRIPTION

[0033] The following is combined with Figure 1-6 This application is described in further detail.

[0034] The embodiment of the present application discloses a highway asphalt pavement maintenance device.

[0035] refer to Figure 1 A highway asphalt pavement maintenance device includes a vehicle body 1, and wheels 11 are rotatably connected to the four corners of the vehicle body 1; a cleaning device 8, a dust suction device 10, a camera 2, a storage tank 3, a pressure roller 5 and a spray device 9 are sequentially arranged along the direction from the front to the rear of the vehicle body 1.

[0036] The cleaning device 8 includes a cleaning disc 81, a spur gear 82 and a rotating motor 83; two cleaning discs 81 are provided, and the two cleaning discs 81 are both located below the vehicle body 1 and rotate towards each other; two spur gears 82 are provided, and the two spur gears 82 are both located above the vehicle body 1 and correspond to the two cleaning discs 81 respectively, and the two spur gears 82 are meshed with each other; a connecting shaft 811 is fixedly connected between the cleaning disc 81 and the corresponding spur gear 82, and the connecting shaft 811 passes through the vehicle body 1 and is rotatably connected to the vehicle body 1; the rotating motor 83 is located directly above one of the spur gears 82, and the output shaft of the rotating motor 83 is fixedly connected to the center of the spur gear 82, and a support frame 831 is fixedly connected between the body of the rotating motor 83 and the upper surface of the vehicle body 1. When the road surface needs to be cleaned, the vehicle body 1 moves forward along the road and starts the rotating motor 83. The rotating motor 83 drives one of the spur gears 82 to rotate. Under the meshing action of the two spur gears 82, the two spur gears 82 rotate towards each other. The spur gears 82 then drive the two cleaning discs 81 to rotate through the connecting shaft 811, and complete the cleaning work of the road surface.

[0037] Reference Figure 1 and Figure 2 The dust collecting device 10 includes a dust collecting box 101, a dust collecting nozzle 102 and a blower 103; the dust collecting nozzle 102 is installed behind the two, the dust collecting box 101 is installed above the vehicle body 1, the dust collecting nozzle 102 penetrates the vehicle body 1 and is connected to the inside of the dust collecting box 101, the blower 103 is installed above the vehicle body 1 and is located on one side of the dust collecting box 101, and the blower 103 is connected to the inside of the dust collecting box 101. When the cleaning disc 81 cleans the ground, the debris on the ground is gradually cleaned to the middle of the two cleaning discs 81, and the blower 103 is started to suck the debris from the dust collecting nozzle 102 into the dust collecting box 101 for collection.

[0038] Reference Figure 1 and Figure 3 The camera 2 is installed at the bottom of the vehicle body 1, a display screen 21 is installed above the vehicle body 1, and a transmission line 22 is connected between the display screen 21 and the camera 2. The camera 2 is used to observe the situation at the bottom of the vehicle body 1 and transmit it to the display screen 21 through the transmission line 22. The staff can observe the ground situation through the display screen 21 to find out whether there is any damage on the ground.

[0039] Reference Figure 1 and Figure 4 The storage tank 3 is located above the vehicle body 1, and a discharge pipe 31 is provided below the vehicle body 1. The top of the discharge pipe 31 passes through the vehicle body 1 and is connected to the inside of the storage tank 3. The bottom of the discharge pipe 31 is in a cone shape. A discharge device 4 for controlling the opening and closing of the discharge pipe 31 is provided between the storage tank 3 and the discharge pipe 31.

[0040] The discharging device 4 includes a discharging valve 41, a connecting rod 42, a threaded sleeve 43 and a lifting motor 44; the discharging valve 41 is located at the bottom position inside the discharging pipe 31, and the discharging valve 41 is also conical in shape and is used to block the bottom of the discharging pipe 31. The threaded sleeve 43 is located at the top position inside the storage tank 3 and is rotatably connected to the storage tank 3. The bottom of the connecting rod 42 is fixedly connected to the discharging valve 41, and the circumferential side wall at the top of the connecting rod 42 is processed with a threaded structure and is threadedly connected to the threaded sleeve 43. The lifting motor 44 is located above the storage tank 3, and the body of the lifting motor 44 is fixedly connected to the top wall of the storage tank 3, and the output shaft of the lifting motor 44 passes through the top wall of the storage tank 3 and is fixedly connected to the threaded sleeve 43.

[0041] Guide plates 32 are fixedly provided on the inner walls on both sides of the storage tank 3 along the vertical direction, guide grooves 321 are opened on the surface of the guide rod 421 along the vertical direction, guide rods 421 are fixedly provided on both sides of the connecting rod 42 along the horizontal direction, and one end of the guide rod 421 away from the connecting rod 42 extends into the guide groove 321 and is slidably connected with the guide plate 32 along the length direction of the guide groove 321.

[0042] When the staff finds that the road surface is damaged, they start the lifting motor 44, which drives the threaded sleeve 43 to rotate, so that the top of the connecting rod 42 is gradually retracted into the threaded sleeve 43, and the connecting rod 42 drives the discharge valve 41 to move upward, so that the bottom of the storage tank 3 is opened, and asphalt is sprinkled on the damaged part of the road surface.

[0043] Reference Figure 1 and Figure 5 , adjustment devices 6 for adjusting the height of the pressure roller 5 are provided on both sides of the pressure roller 5, and each set of the adjustment devices 6 includes an adjustment sleeve 62 and an adjustment rod 61, the inner wall of the adjustment sleeve 62 is processed with a threaded structure, and the circumferential side wall of the adjustment rod 61 is also processed with a threaded structure, and the adjustment rod 61 is threadedly connected with the adjustment sleeve 62, the bottom of the adjustment rod 61 is rotatably connected to the end of the pressure roller 5, and the top of the adjustment sleeve 62 penetrates the vehicle body 1 and extends to the top of the vehicle body 1, and a synchronization device 7 for driving the two adjustment sleeves 62 to rotate synchronously is provided above the vehicle body 1.

[0044] The synchronization device 7 includes a drive motor 71, a synchronization rod 72, a first bevel gear 73 and a second bevel gear 74; the synchronization rod 72 is located between the two adjustment sleeves 62 and is rotationally connected to the vehicle body 1, the drive motor 71 is located at one end of the synchronization rod 72, and the body of the drive motor 71 is fixedly connected to the upper surface of the vehicle body 1, the output shaft of the drive motor 71 is fixedly connected to the end of the synchronization rod 72, two first bevel gears 73 are provided, the two first bevel gears 73 face the same direction, the synchronization rod 72 passes through the first bevel gear 73 and is fixedly connected to the first bevel gear 73; two second bevel gears 74 are provided, the two second bevel gears 74 are respectively fixedly connected to the tops of the two adjustment sleeves 62, and the two first bevel gears 73 are respectively meshed with the two second bevel gears 74.

[0045] After spreading the asphalt on the road surface, the drive motor 71 is started. The drive motor 71 drives the two first bevel gears 73 to rotate through the synchronization rod 72. Under the meshing action of the first bevel gear 73 and the second bevel gear 74, the two adjustment sleeves 62 rotate synchronously. The height of the pressure roller 5 is adjusted through the threaded connection between the adjustment sleeve 62 and the adjustment rod 61. After the pressure roller 5 is adjusted to a suitable height, the vehicle body 1 continues to move forward, and the road repair position can be compacted by the pressure roller 5.

[0046] Reference Figure 1 and Figure 6 The spraying device 9 includes a water tank 91, a water nozzle 92, a water pump 93 and a water pipe 94; the water nozzle 92 is installed below the vehicle body 1, the water tank 91 is installed above the vehicle body 1, the water pipe 94 is connected between the water tank 91 and the water nozzle 92, and the water pump 93 is installed on the water pipe 94. The water in the water tank 91 is pumped into the water pipe 94 by the water pump 93, and the water is transported to the water nozzle 92 through the water pipe 94, and the water is sprayed onto the road surface by the water nozzle 92, thereby realizing the spraying maintenance work on the road surface.

[0047] The implementation principle of the highway asphalt pavement maintenance device of the embodiment of the present application is as follows: when the vehicle body 1 is moving forward, the cleaning device 8, the dust suction device 10 and the spray device 9 can sequentially complete the cleaning, dust suction and spray maintenance of the pavement; the ground condition can also be observed through the camera 2, and when the ground is damaged, the discharge device 4 is opened to allow the asphalt in the storage tank 3 to be discharged from the discharge pipe 31 for repair, and then the repaired pavement is compacted by the pressure roller 5. Furthermore, through the above structure, multiple maintenance work on the pavement can be completed, and the work efficiency of pavement maintenance is improved.

[0048] The embodiments of this specific implementation method are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. Therefore, all equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A highway asphalt pavement maintenance device, characterized in that: The vehicle comprises a vehicle body (1), a camera (2) is installed at the bottom of the vehicle body (1), a display screen (21) is arranged above the vehicle body (1), and a transmission line (22) is connected between the camera (2) and the display screen (21); a material storage tank (3) is also arranged above the vehicle body (1), the material storage tank (3) is connected to a discharge pipe (31), the discharge pipe (31) passes through the vehicle body (1) and extends to the bottom of the vehicle body (1), and a discharge device (4) for controlling the opening and closing of the discharge pipe (31) is arranged inside the material storage tank (3); a pressing roller (5) is also arranged below the vehicle body (1), and an adjustment device (6) for adjusting the height of the pressing roller (5) is arranged between the pressing roller (5) and the vehicle body (1).

2. A highway asphalt pavement maintenance device according to claim 1, characterized in that: The bottom of the discharge pipe (31) is conical in shape. The discharge device (4) comprises a discharge valve (41), a connecting rod (42), a threaded sleeve (43) and a lifting motor (44). The discharge valve (41) is located in the discharge pipe (31) and is used to block the bottom of the discharge pipe (31). The threaded sleeve (43) is located at the top of the storage tank (3) and is rotatably connected to the top of the storage tank (3). The lifting motor (44) is installed at the top of the storage tank (3) and is used to drive the threaded sleeve (43) to rotate. The bottom of the connecting rod (42) is fixedly connected to the discharge valve (41). The top of the connecting rod (42) is processed with a threaded structure and is threadedly connected to the threaded sleeve (43).

3. A highway asphalt pavement maintenance device according to claim 2, characterized in that: A guide plate (32) is fixedly provided inside the storage tank (3) in the vertical direction, and a guide groove (321) is provided on the guide plate (32) in the vertical direction. A guide rod (421) is provided between the guide plate (32) and the connecting rod (42), and one end of the guide rod (421) is inserted into the guide groove (321) and slides along the length direction of the guide groove (321), and the other end of the guide rod (421) is fixedly connected to the connecting rod (42).

4. A highway asphalt pavement maintenance device according to claim 1, characterized in that: The adjusting device (6) is provided with two groups, and the two groups of adjusting devices (6) are respectively located at the two ends of the pressure roller (5). Each group of adjusting devices (6) comprises an adjusting rod (61) and an adjusting sleeve (62). The adjusting sleeve (62) is rotatably connected to the vehicle body (1). The adjusting rod (61) extends from the inside of the adjusting sleeve (62) and is threadedly connected to the adjusting sleeve (62). The bottom of the adjusting rod (61) is rotatably connected to the end of the pressure roller (5). The top of the adjusting sleeve (62) penetrates the vehicle body (1) and extends into the upper part of the vehicle body (1). A synchronizing device (7) for driving the two adjusting sleeves (62) to rotate synchronously is provided above the vehicle body (1).

5. A highway asphalt pavement maintenance device according to claim 4, characterized in that: The synchronization device (7) comprises a driving motor (71), a synchronization rod (72), a first bevel gear (73) and a second bevel gear (74); the synchronization rod (72) is located between the two threaded sleeves (43) and is rotationally connected to the vehicle body (1); the driving motor (71) is located at one end of the synchronization rod (72) to drive the synchronization rod (72) to rotate; two first bevel gears (73) are provided; the synchronization rod (72) passes through the first bevel gear (73) and is fixedly connected to the first bevel gear (73); two second bevel gears (74) are provided; the two second bevel gears (74) are respectively fixedly connected to the tops of the two threaded sleeves (43); the two first bevel gears (73) are respectively meshed with the two second bevel gears (74).

6. The highway asphalt pavement maintenance device according to claim 1, characterized in that: The vehicle also comprises a cleaning device (8), the cleaning device (8) comprising a cleaning disc (81) and a spur gear (82), two cleaning discs (81) are arranged below the vehicle body (1), the two cleaning discs (81) rotate towards each other, two spur gears (82) are arranged above the vehicle body (1), the two spur gears (82) correspond to the two cleaning discs (81) respectively, a connecting shaft (811) is fixedly connected between the cleaning disc (81) and the spur gear (82), the two spur gears (82) are meshed with each other, and one of the spur gears (82) is equipped with a rotating motor (83) for driving the spur gear (82) to rotate.

7. The highway asphalt pavement maintenance device according to claim 1, characterized in that: The vehicle also includes a spray device (9), which includes a water tank (91) and a water nozzle (92). The water tank (91) is located above the vehicle body (1), and the water nozzle (92) is located below the vehicle body (1). A water pump (93) and a water pipe (94) are connected between the water tank (91) and the water nozzle (92).

8. The highway asphalt pavement maintenance device according to claim 1, characterized in that: The vehicle also comprises a dust collecting device (10), the dust collecting device (10) comprising a dust collecting box (101) and a dust collecting nozzle (102), the dust collecting nozzle (102) being located below the vehicle body (1), the dust collecting box (101) being located above the vehicle body (1), the dust collecting nozzle (102) being connected to the dust collecting box (101), and a blower (103) being provided on one side of the dust collecting box (101), the blower (103) being connected to the dust collecting box (101).

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