Sidewalk brick maintenance vehicle and method

Abstract

The present invention provides a sidewalk brick maintenance vehicle and method, which includes a rear body, a cab on the rear body, a cement box on the back of the cab; the rear body is connected to the front body by pins, the front body has a fixed support platform, a waste storage mechanism is provided below the fixed support platform, the waste storage mechanism has a telescopic bearing, and the telescopic bearing can push the waste storage box to slide forward and backward; a cleaning arm and an excavation filling arm are provided above the fixed support platform, and the cleaning arm and the excavation filling arm can rotate on the fixed support platform to adjust the angle of the two arms on the horizontal plane; the movement of the whole vehicle is realized by a drive system; the cab controls the operation of the cement box, the waste storage mechanism, the cleaning arm, the excavation filling arm and the drive system. This maintenance vehicle can be used to replace damaged bricks on the road, thereby replacing the traditional manual replacement operation, effectively improving the replacement efficiency and reducing the labor intensity of the operators.

Description

Technical Field

[0001] The invention relates to the technical field of street maintenance, and in particular to a sidewalk brick maintenance vehicle and method. Background Art

[0002] With the advancement of infrastructure construction in my country, bricks are laid on the sidewalks of streets everywhere. With the continuous trampling of people, some bricks are often loose or damaged. Since the construction volume of replacing a brick is small and the damaged bricks are scattered far away, the existing mechanical construction is extremely inconvenient. Currently, it mainly relies on manual maintenance. However, the construction materials are heavy, and manual maintenance not only consumes a lot of human resources, but also has low maintenance efficiency. Summary of the invention

[0003] In order to solve the above technical problems, the present invention provides a sidewalk brick maintenance vehicle and method. This maintenance vehicle can be used to replace damaged bricks on the road, thereby replacing traditional manual replacement operations, effectively improving replacement efficiency and reducing the labor intensity of operators.

[0004] In order to realize the above-mentioned technical features, the purpose of the present invention is achieved as follows: a sidewalk brick maintenance vehicle, which includes a rear body, a cab on the rear body, and a cement box on the back side of the cab; the rear body is connected to the front body by pins, the front body has a fixed support platform, a waste storage mechanism is provided below the fixed support platform, the waste storage mechanism has a telescopic bearing, and the telescopic bearing can push the waste storage box to slide forward and backward; a cleaning arm and an excavation and filling arm are provided above the fixed support platform, and the cleaning arm and the excavation and filling arm can rotate on the fixed support platform to adjust the angle of the two arms on the horizontal plane; the movement of the whole vehicle is realized by the drive system; the cab controls the operation of the cement box, the waste storage mechanism, the cleaning arm, the excavation and filling arm and the drive system.

[0005] The driving system includes a first engine and a second engine, wherein the first engine and the second engine are arranged below the cement box, the first engine is rotationally connected to the rear wheels and used to drive the rear wheels to rotate; the second engine is rotationally connected to the front wheels and used to drive the front wheels to rotate.

[0006] A stirring structure is arranged inside the cement box, and the stirring structure is used to stir and mix the cement inside the cement box. A cover plate is arranged on one side of the cement box, and the cement box can be opened and closed.

[0007] The waste storage mechanism consists of a telescopic bearing, a waste storage box, a brick storage frame and a shelf. The brick storage frame is welded to the front side of the waste storage box and is used to store new bricks that need to be laid. The telescopic bearing can push the waste storage box to slide back and forth on the shelf. When sliding to the rear end, the top of the waste storage box is covered by the fixed support platform. When sliding to the front end, the top of the waste storage box is completely extended out of the fixed support platform. At this time, waste can be thrown into the waste storage box at will.

[0008] The brick storage frame comprises a front guardrail and side guardrails, wherein the height of the front guardrail is higher than that of the side guardrails, wherein the front guardrail serves as a support for the bricks, and the side guardrail serves to prevent the bricks from sliding out.

[0009] The cleaning arm includes a first fixed rotating bottom fixedly mounted on the top of a fixed supporting platform, a first base is rotatably mounted on the top of the first fixed rotating bottom, a multi-degree-of-freedom robotic arm is mounted on the first base, a first rotating joint body is mounted at the end of the multi-degree-of-freedom robotic arm, a steering block is mounted at the end of the first rotating joint body, a clamp is arranged at one end of the steering block, and a powder suction nozzle is arranged at the other end.

[0010] The clamp has two clamping claws, which are composed of multiple finger frames, and the clamp also has a clamping rotating joint; the powder suction nozzle adopts a hollow structure, and the other end is connected to the waste storage box through a pipeline to absorb dust or smaller gravel particles generated by construction and transport them to the waste storage box.

[0011] The excavation and filling arm includes a second fixed rotating bottom fixedly mounted on the top of the fixed support platform, a second base is rotatably mounted on the top of the second fixed rotating bottom, a multi-degree-of-freedom mechanical arm is mounted on the second base, a second rotating joint body is mounted at the end of the multi-degree-of-freedom mechanical arm, a second steering block is mounted at the end of the second rotating joint body, an arc-shaped excavation body is arranged at one end of the second steering block, and a cement injection head is arranged at the other end.

[0012] The arc-shaped digging body is arc-shaped with a sharp end, and can dig out damaged bricks and solid cement and soil under the bricks. The middle arc-shaped protruding part can compact new bricks after the bricks are replaced.

[0013] The cement injection head has a small diameter and an inclined outlet, and the other end is connected to the cement box through a pipeline to transport the mixed cement to the cement injection head for injection.

[0014] A method for repairing sidewalk bricks using a sidewalk brick repair vehicle comprises the following steps:

[0015] Step 1: Put new bricks into the brick storage box, put cement and water into the cement box in appropriate proportions, close the cover, and the cab controls the mixing structure to rotate and mix the cement;

[0016] Step 2: The telescopic bearing extends and the waste storage box slides out from under the fixed support platform;

[0017] Step 3: The cab controls the gripper of the cleaning arm to face downward, adjust the position, grab the damaged bricks, and put them into the waste storage box;

[0018] Step 4: The cab controls the arc-shaped excavation body of the excavation and filling arm to face downward, adjust the direction, and excavate the solid cement and soil at the location of the damaged bricks;

[0019] Step 5: At the same time, the gripper of the cleaning arm is controlled to grip the large solid cement blocks generated during the excavation process;

[0020] Step 6: After the large cement blocks are cleaned up, control the powder suction nozzle to face downward to absorb the large amount of powder and small stone particles generated during the excavation process;

[0021] Step 7: After cleaning, control the cement injection head downward and inject sufficient cement into the cleaned pit;

[0022] Step 8: The cab controls the cleaning arm to point its gripper downward, grabs new bricks from the brick storage box, and places them in the empty space on the ground filled with cement;

[0023] Step 9: The cab controls the arc-shaped digging body of the excavation and filling arm to face downward, adjust the position, and compact the newly laid bricks.

[0024] The present invention has the following beneficial effects:

[0025] 1. The front and rear wheels of the present invention are independently driven, the driving structure is simple, and maintenance is easy.

[0026] 2. The present invention consumes less cement for repairing sidewalk bricks, and the provision of a cement box avoids the use of a special cement mixing vehicle, thus saving resources and manpower.

[0027] 3. The waste storage mechanism of the present invention can be slidably retracted and hidden, which can save vehicle body space and prevent rainwater from accumulating in the waste storage box and corroding the waste storage box when the vehicle is parked outdoors and encounters rain.

[0028] 4. The side guardrails of the present invention are designed to be low, which can prevent bricks from sliding out and facilitate the storage and removal of bricks.

[0029] 5. The cleaning arm and the excavating and filling arm of the present invention have a plurality of small arms and translation joints and rotation joints, and the two arms are flexible and have high operating accuracy.

[0030] 6. The clamping claw of the present invention is composed of a plurality of finger frames, which improves the strength and flexibility of the clamping claw.

[0031] 7. The arc-shaped excavating body of the present invention is designed in an arc shape, and has multiple uses.

[0032] 8. The cement injection head of the present invention has a small diameter and an inclined outlet, which is convenient for controlling the cement injection amount, thereby improving construction efficiency and saving cement. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0034] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention.

[0035] Figure 2 It is a schematic diagram of the three-dimensional structure from another viewing angle of the present invention.

[0036] Figure 3 It is the front view of the present invention.

[0037] Figure 4 This is a top view of the present invention.

[0038] Figure 5 It is a schematic diagram of the three-dimensional structure of the cleaning arm of the present invention.

[0039] Figure 6 This is a control flow chart of the present invention.

[0040] In the figure: rear vehicle body 10, cab 11, cement box 12, rear wheels 13, mixing structure 14, cover plate 15;

[0041] Front vehicle body 20, fixed support platform 21, front wheels 22;

[0042] Pin 30;

[0043] Waste storage mechanism 40, telescopic bearing 41, waste storage box 42, brick storage frame 43, shelf 44, front side guardrail 45, side guardrail 46;

[0044] Cleaning arm 50, first rotating joint body 51, first steering block 52, clamp 53, powder suction nozzle 54, first fixed rotating bottom 55, first base 56, clamping claw 57;

[0045] Excavation filling arm 60, second rotating joint body 61, second steering block 62, arc-shaped excavation body 63, cement injection head 64, second fixed rotating bottom 65, second base 66;

[0046] Drive system 70 , first engine 71 , second engine 72 . DETAILED DESCRIPTION

[0047] The embodiments of the present invention are further described below in conjunction with the accompanying drawings.

[0048] Embodiment 1:

[0049] See also Figure 1-6A sidewalk brick maintenance vehicle comprises a rear body 10, on which is a cab 11, on the back side of which is a cement box 12; the rear body 10 is connected to the front body 20 by a pin 30, the front body 20 has a fixed support platform 21, below which is a waste storage mechanism 40, the waste storage mechanism 40 has a telescopic bearing 41, the telescopic bearing 41 can push the waste storage box 42 to slide forward and backward; above the fixed support platform 21 are a cleaning arm 50 and an excavation and filling arm 60, the cleaning arm 50 and the excavation and filling arm 60 can rotate on the fixed support platform 21 to adjust the angle of the two arms on the horizontal plane; the movement of the whole vehicle is realized by a drive system 70; the cab 11 controls the operation of the cement box 12, the waste storage mechanism 40, the cleaning arm 50, the excavation and filling arm 60 and the drive system 70. This maintenance vehicle can be used to replace broken bricks on the road, thereby replacing traditional manual replacement operations, effectively improving replacement efficiency and reducing the labor intensity of operators.

[0050] Furthermore, the driving system 70 includes a first engine 71 and a second engine 72, the first engine 71 and the second engine 72 are arranged below the cement box 12, the first engine 71 is connected to the rear wheel 13 in rotation and used to drive the rear wheel 13 to rotate; the second engine 72 is connected to the front wheel 22 in rotation and used to drive the front wheel 22 to rotate. By adopting the independent driving of the front and rear wheels, the driving structure is simple and easy to maintain.

[0051] Furthermore, a mixing structure 14 is provided inside the cement box 12, and the mixing structure 14 is used to mix the cement inside the cement box 12. A cover plate 15 is provided on one side of the cement box 12, and the cement box 12 can be opened and closed. The cement box 12 can be used to store the cement required in the repair process. Since the cement consumption of repairing sidewalk bricks is small, the provision of a cement box avoids the use of a special cement mixing vehicle, saving resources and manpower.

[0052] Furthermore, the waste storage mechanism 40 is composed of a telescopic bearing 41, a waste storage box 42, a brick storage frame 43 and a shelf 44. The brick storage frame 43 is welded to the front side of the waste storage box 42 and is used to store new bricks to be laid. The telescopic bearing 41 can push the waste storage box 42 to slide forward and backward on the shelf 44. When sliding to the rear end, the top of the waste storage box 42 is covered by the fixed support platform 21. When sliding to the front end, the top of the waste storage box 42 completely extends out of the fixed support platform 21, and waste can be put into the waste storage box 42 at will. The above-mentioned waste storage mechanism 40 can be used to collect waste generated during the repair process. Moreover, the waste storage mechanism 40 can be slidably and telescopically hidden, which can save vehicle body space and prevent the waste storage box 42 from accumulating rainwater and corroding the waste storage box 42 when the vehicle is parked outdoors and encounters rain.

[0053] Furthermore, the brick storage frame 43 includes a front guardrail 45 and a side guardrail 46. The front guardrail 45 is higher than the side guardrail 44. The front guardrail 45 serves as a support for bricks, and the side guardrail 44 serves to prevent bricks from sliding out. The side guardrail 44 is designed to be relatively low, which not only prevents bricks from sliding out, but also facilitates the storage and removal of bricks.

[0054] Further, the cleaning arm 50 includes a first fixed rotating bottom 55 fixedly mounted on the top of the fixed support platform 21, a first base 56 is rotatably mounted on the top of the first fixed rotating bottom 55, a multi-degree-of-freedom mechanical arm is mounted on the first base 56, a first rotating joint body 51 is mounted at the end of the multi-degree-of-freedom mechanical arm, a steering block 52 is mounted at the end of the first rotating joint body 51, a clamp 53 is arranged at one end of the steering block 52, and a powder suction nozzle 54 is arranged at the other end. The above-mentioned cleaning arm 50 is mainly used to realize cleaning operations during the repair process. The cleaning arm 50 and the excavation filling arm 60 have multiple small arms and translation joints and rotation joints, and the two arms are flexible and have high operating accuracy. The multi-degree-of-freedom mechanical arm is composed of multiple small arms, and the small arms are connected by translation joints and rotation joints.

[0055] Furthermore, the clamp 53 has two clamping claws 57, which are composed of a plurality of finger frames, and the clamp 53 also has a clamping rotation joint; the powder suction nozzle 54 adopts a hollow structure, and the other end is connected to the waste storage box 42 through a pipeline to absorb dust or small gravel particles generated by construction and transport them to the waste storage box 42. The clamping claws 57 can be used to clamp objects during the repair process.

[0056] Furthermore, the excavation and filling arm 60 includes a second fixed swivel bottom 65 fixedly mounted on the top of the fixed support platform 21, a second base 66 is rotatably mounted on the top of the second fixed swivel bottom 65, a multi-degree-of-freedom robotic arm is mounted on the second base 66, a second rotating joint body 61 is mounted at the end of the multi-degree-of-freedom robotic arm, a second steering block 62 is mounted at the end of the second rotating joint body 61, an arc-shaped excavation body 63 is arranged at one end of the second steering block 62, and a cement injection head 64 is arranged at the other end.

[0057] Furthermore, the arc-shaped digging body 63 is arc-shaped with a sharp end, which can dig out damaged bricks and solid cement and soil under the bricks, and the middle arc-shaped protruding part can compact new bricks after the bricks are replaced. The arc-shaped digging body is designed to be arc-shaped, and one object has multiple uses.

[0058] Furthermore, the cement injection head 64 has a small diameter and an inclined outlet, and the other end is connected to the cement box 12 through a pipeline to transport the mixed cement to the cement injection head 64. The cement injection head 64 has a small diameter and an inclined outlet, which is convenient for controlling the cement injection amount, improving construction efficiency and saving cement.

[0059] Embodiment 2:

[0060] A method for repairing sidewalk bricks using a sidewalk brick repair vehicle comprises the following steps:

[0061] Step 1: Put new bricks into the brick storage frame 43, put cement and water into the cement box 12 in a suitable proportion, close the cover 15, and the cab 11 rotates the mixing cement by controlling the mixing structure 14;

[0062] Step 2: The telescopic bearing 41 is extended, and the waste storage box 42 slides out from under the fixed support platform 21;

[0063] Step 3: The cab 11 controls the gripper 53 of the cleaning arm 50 to face downward, adjusts the position, grabs the damaged bricks, and puts them into the waste storage box 42;

[0064] Step 4: The cab 11 controls the arc-shaped excavation body 63 of the excavation and filling arm 60 to face downward, adjust the orientation, and excavate the solid cement and soil at the location of the damaged bricks;

[0065] Step 5: At the same time, the gripper 53 of the cleaning arm 50 is controlled to grip the large solid cement blocks generated during the excavation process;

[0066] Step 6: After the large cement blocks are cleaned up, the powder suction nozzle 54 is controlled to face downward to absorb a large amount of powder and small-grained stones generated during the excavation process;

[0067] Step 7: After cleaning, control the cement injection head 64 downward and inject sufficient cement into the cleaned pit;

[0068] Step 8: The cab 11 controls the clamp 53 of the cleaning arm 50 to face downward, clamps the new bricks in the brick storage frame 43, and places them in the empty space on the ground filled with cement;

[0069] Step 9: The cab 11 controls the arc-shaped excavation body 63 of the excavation and filling arm 60 to face downward, adjust the orientation, and compact the newly laid bricks.

Claims

1. A sidewalk brick maintenance vehicle, characterized by: It comprises a rear body (10), a cab (11) is disposed on the rear body (10), a cement box (12) is arranged on the back side of the cab (11); the rear body (10) is connected to a front body (20) via a pin (30), the front body (20) has a fixed support platform (21), a waste storage mechanism (40) is disposed below the fixed support platform (21), the waste storage mechanism (40) has a telescopic bearing (41), and the telescopic bearing (41) can push the waste storage box (42) Sliding forward and backward; a cleaning arm (50) and an excavating and filling arm (60) are provided above the fixed support platform (21); the cleaning arm (50) and the excavating and filling arm (60) can rotate on the fixed support platform (21) to adjust the angle of the two arms on the horizontal plane; the movement of the whole vehicle is achieved by the drive system (70); the cab (11) controls the operation of the cement box (12), the waste storage mechanism (40), the cleaning arm (50), the excavating and filling arm (60) and the drive system (70); The drive system (70) comprises a first engine (71) and a second engine (72), wherein the first engine (71) and the second engine (72) are arranged below the cement box (12), the first engine (71) being rotationally connected to the rear wheel (13) and used to drive the rear wheel (13) to rotate; the second engine (72) being rotationally connected to the front wheel (22) and used to drive the front wheel (22) to rotate; A stirring structure (14) is provided inside the cement box (12), and the stirring structure (14) is used to stir and mix the cement inside the cement box (12); a cover plate (15) is provided on one side of the cement box (12), and the cement box (12) can be opened and closed; The waste storage mechanism (40) is composed of a telescopic bearing (41), a waste storage box (42), a brick storage frame (43) and a shelf (44); the brick storage frame (43) is welded to the front side of the waste storage box (42) and is used to store new bricks to be laid; the telescopic bearing (41) can push the waste storage box (42) to slide forward and backward on the shelf (44); when sliding to the rear end, the top of the waste storage box (42) is covered by the fixed support platform (21); when sliding to the front end, the top of the waste storage box (42) is completely extended out of the fixed support platform (21), and waste can be put into the waste storage box (42) at will; The brick storage frame (43) comprises a front guardrail (45) and a side guardrail (46), wherein the height of the front guardrail (45) is higher than the height of the side guardrail (46), wherein the front guardrail (45) serves as a support for the bricks, and the side guardrail (46) serves as a prevention for the bricks to slide out; The excavation and filling arm (60) comprises a second fixed rotating base (65) fixedly mounted on the top of the fixed support platform (21); a second base (66) is rotatably mounted on the top of the second fixed rotating base (65); a multi-degree-of-freedom mechanical arm is mounted on the second base (66); a second rotating joint body (61) is mounted at the end of the multi-degree-of-freedom mechanical arm; a second steering block (62) is mounted at the end of the second rotating joint body (61); an arc-shaped excavation body (63) is arranged at one end of the second steering block (62); and a cement injection head (64) is arranged at the other end.

2. A sidewalk brick maintenance vehicle according to claim 1, characterized in that: The cleaning arm (50) comprises a first fixed rotating base (55) fixedly mounted on the top of the fixed support platform (21); a first base (56) is rotatably mounted on the top of the first fixed rotating base (55); a multi-degree-of-freedom mechanical arm is mounted on the first base (56); a first rotating joint body (51) is mounted at the end of the multi-degree-of-freedom mechanical arm; a steering block (52) is mounted at the end of the first rotating joint body (51); a clamp (53) is arranged at one end of the steering block (52) and a powder suction nozzle (54) is arranged at the other end.

3. A sidewalk brick maintenance vehicle according to claim 2, characterized in that: The clamp (53) has two clamping claws (57), which are composed of a plurality of finger frames. The clamp (53) also has a clamping rotation joint. The powder suction nozzle (54) has a hollow structure, and the other end is connected to the waste storage box (42) through a pipeline to absorb dust or smaller gravel particles generated by construction and transport them to the waste storage box (42).

4. A sidewalk brick maintenance vehicle according to claim 3, characterized in that: The arc-shaped digging body (63) is arc-shaped with a sharp end, and can dig out damaged bricks and solid cement and soil under the bricks. The middle arc-shaped protruding part can compact new bricks after the bricks are replaced; The cement injection head (64) has a small diameter and an inclined outlet, and the other end is connected to the cement box (12) through a pipeline to transport the mixed cement to the cement injection head (64) for injection.

5. A method for repairing sidewalk bricks using a sidewalk brick repair vehicle as claimed in claim 4, characterized in that: The following steps are involved: Step 1: Place new bricks into the brick storage frame (43), put cement and water into the cement box (12) in a suitable proportion, close the cover (15), and the cab (11) rotates the mixing cement by controlling the mixing structure (14); Step 2: The telescopic bearing (41) is extended, and the waste storage box (42) slides out from under the fixed support platform (21); Step 3: The cab (11) controls the gripper (53) of the cleaning arm (50) to face downward, adjusts the position, grabs the damaged bricks, and puts them into the waste storage box (42); Step 4: The cab (11) controls the arc-shaped excavation body (63) of the excavation and filling arm (60) to face downward, adjust the orientation, and excavate the solid cement and soil at the location of the damaged bricks; Step 5: At the same time, the gripper (53) of the cleaning arm (50) is controlled to grip the large solid cement blocks generated during the excavation process; Step 6: After the large cement blocks are cleaned, the powder suction nozzle (54) is controlled to face downward to absorb a large amount of powder and small stone particles generated during the excavation process; Step 7: After cleaning, control the cement injection head (64) downward and inject sufficient cement into the cleaned pit; Step 8: The cab (11) controls the clamp (53) of the cleaning arm (50) to face downward, clamps new bricks in the brick storage frame (43), and places them in the empty space on the ground filled with cement; Step 9: The cab (11) controls the arc-shaped excavation body (63) of the excavation and filling arm (60) to face downward, adjust the orientation, and compact the newly laid bricks.

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