Tunnel inner wall cleaning device

Abstract

The utility model discloses a tunnel inner wall cleaning device, which belongs to the technical field of tunnel construction devices, and comprises a first connecting plate, second connecting plates hinged at two ends of the first connecting plate, a water pipe, a water inlet pipe and a water outlet pipe, the water pipe is located on the inner sides of the first connecting plate and the second connecting plate and sleeved with a hoop, the hoop is fixed to the inner wall of the first connecting plate or the second connecting plate through screws, a connecting pipe is fixed to the end, facing the first connecting plate or the second connecting plate, of the water pipe, and a water collecting plate is fixed to the end, away from the water pipe, of the connecting pipe. Multiple nozzles are fixed to the end, away from the connecting pipe, of the water collecting plate. A walking supporting piece is fixed to the side face of the first connecting plate. The tunnel inner wall cleaning device can be driven by the electric wheel to automatically move along the tunnel, meanwhile, the first connecting plate drives the electric wheel to abut against the tunnel inner wall all the time, the moving stability of the device during cleaning is improved, cleaning is conducted in an arch shape all the time, and the tunnel inner wall cleaning device is suitable for different tunnels.

Description

Technical Field

[0001] The utility model belongs to the technical field of tunnel construction devices, and in particular relates to a tunnel inner wall cleaning device. Background Art

[0002] Tunnel inner wall cleaning is a type of construction in tunnel maintenance construction. Usually, high-pressure water jets can be used to spray and rinse the inner wall of the tunnel to achieve the purpose of cleaning the inner wall of the tunnel.

[0003] For example, the Chinese utility model patent with application number: CN202122309296.3 is named: A tunnel inner wall cleaning device, comprising: a rail flat car, a fixed bracket is provided on the rail flat car, a pipeline is connected to the outside of the fixed bracket through a pipe clamp assembly, a plurality of injection devices are provided on the outside of the pipeline, and the injection devices are independently controlled or grouped. This device can not only achieve full-section coverage cleaning of the tunnel, but also the working state of the nozzle can be controlled separately by the ball valve to meet the cleaning operations under different working conditions; at the same time, the combined pipeline and fixed bracket are easy to disassemble and have strong supporting performance, and can be disassembled and assembled according to actual needs, saving labor costs and reducing the labor intensity of operators. However, since the pipeline is similar to a door frame type, it not only occupies a large area and has a fixed shape, but also cannot adjust the shape according to actual usage, and has low applicability.

[0004] Therefore, there is an urgent need for a tunnel inner wall cleaning device to solve the problem in the prior art that the pipeline occupies a large area and has a fixed shape and cannot be adjusted according to actual usage. Utility Model Content

[0005] The purpose of the utility model is to provide a tunnel inner wall cleaning device, which can automatically move along the tunnel under the drive of an electric wheel to clean the inner wall of the tunnel. At the same time, the first connecting plate and the second connecting plate are rotatably connected, and a torsion spring structure is used to make the first connecting plate drive the electric wheel to always contact the inner wall of the tunnel, thereby improving the movement stability of the device during cleaning and always maintaining an arch shape for cleaning, and is suitable for different tunnels.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tunnel inner wall cleaning device, comprising a first connecting plate and a second connecting plate hinged at both ends of the first connecting plate, the first connecting plate and the second connecting plate are both arc-shaped, and are arched after being hinged, and also include a water pipe, the water pipe is located on the inner side of the first connecting plate and the second connecting plate, a clamp is provided on the outside of the water pipe, and the clamp is screwed to the inner wall of the first connecting plate or the second connecting plate, a connecting pipe is fixed to the end of the water pipe facing the first connecting plate or the second connecting plate, a water collecting plate is fixed to the end of the connecting pipe away from the water pipe, a plurality of nozzles are fixed to the water collecting plate away from the end of the connecting pipe, and a walking support is fixed to the side of the first connecting plate.

[0007] Furthermore, a sleeve shaft is fixed on the outside of the connecting tube, a belt is nested inside the sleeve shaft, a pulley is provided on the end of the belt away from the sleeve shaft and rotates on the first connecting plate or the second connecting plate, a driving shaft is fixed inside the pulley, the driving shaft rotates on the first connecting plate or the second connecting plate, and a motor is fixed to the other end of the driving shaft.

[0008] Furthermore, the first connecting plate and the second connecting plate ends are fixed to a connecting seat, a cross bar is fixed inside the connecting seat, a fixing rod is fixed to the second connecting plate end toward the first connecting plate end, the fixing rod is rotated away from the second connecting plate end and connected to the outside of the cross bar, a torsion spring is sleeved on the outside of the cross bar, one end of the torsion spring is fixed to the side of the fixing rod, and the other end is fixed to the inner wall of the connecting seat.

[0009] Furthermore, the walking support member includes a support rod fixed to the side of the second connecting plate, the support rod is rotatably connected to a rotating wheel at the end away from the second connecting plate, and the support rod is tilted.

[0010] Furthermore, the walking support also includes a fixed seat fixed on the second connecting plate toward the water collecting plate side, a connecting block is rotatably connected inside the fixed seat, a fixed tube is fixed to the end of the connecting block away from the fixed seat, a moving rod is slidably connected inside the fixed tube, an electric drive wheel is fixed to the end of the moving rod away from the fixed tube, and a spring is fixed between the moving rod and the inside of the fixed tube.

[0011] The beneficial effects of the utility model are:

[0012] 1. The tunnel inner wall cleaning device can automatically move along the tunnel under the drive of the electric wheel to clean the inner wall of the tunnel. At the same time, the first connecting plate and the second connecting plate are rotatably connected. The torsion spring structure is used to make the first connecting plate drive the electric wheel to always contact the inner wall of the tunnel, thereby improving the movement stability of the device during cleaning.

[0013] 2. The damping structure formed by spring resistance can reduce the vibration of the electric wheel during rotation and further improve the overall operation stability.

[0014] 3. When the motor is driven, the motor can drive the driving shaft to rotate, and the driving shaft drives the pulley to rotate, and then through the belt transmission, the sleeve shaft starts to rotate, and then the water collecting plate starts to rotate. As the water collecting plate rotates, the nozzle continues to spray, and the nozzle sprays in a circular direction to improve the cleaning efficiency. Each motor is independently controlled and can be turned on and off according to actual conditions. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the tunnel inner wall cleaning device provided by the utility model;

[0016] Figure 2 The utility model provides Figure 1 Schematic diagram from another perspective;

[0017] Figure 3 The utility model provides Figure 1 Front view of the diagram;

[0018] Figure 4 The utility model provides Figure 2 Schematic diagram of the cross-sectional structure along the AA line;

[0019] Figure 5 The utility model provides Figure 1 The enlarged schematic diagram at A in the middle;

[0020] Figure 6 The utility model provides Figure 2 Enlarged schematic diagram of point B in the middle.

[0021] In the figure: 1. first connecting plate; 2. second connecting plate; 3. water pipe; 4. clamp; 5. connecting pipe; 6. water collecting plate; 7. nozzle; 8. sleeve shaft; 9. belt; 10. pulley; 11. driving shaft; 12. motor; 13. connecting seat; 14. cross bar; 15. fixing rod; 16. torsion spring; 17. support rod; 18. rotating wheel; 19. fixing seat; 20. connecting block; 21. fixing pipe; 22. moving rod; 23. electric driving wheel; 24. spring. DETAILED DESCRIPTION

[0022] In order to further understand the content, features and effects of the utility model, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0023] Please also refer to Figures 1 to 6 , the tunnel inner wall cleaning device of the utility model embodiment will be described in detail with reference to the accompanying drawings.

[0024] like Figure 1 As shown, the tunnel inner wall cleaning device includes a first connecting plate 1, a second connecting plate 2 hinged at both ends of the first connecting plate 1, the first connecting plate 1 and the second connecting plate 2 are both arc-shaped, and are arched after being hinged, and also includes a water pipe 3, the water pipe 3 is located on the inner side of the first connecting plate 1 and the second connecting plate 2, a clamp 4 is provided on the outside of the water pipe 3, and the clamp 4 is screwed to the inner wall of the first connecting plate 1 or the second connecting plate 2, a connecting pipe 5 is fixed to the end of the water pipe 3 facing the first connecting plate 1 or the second connecting plate 2, a water collecting plate 6 is fixed to the end of the connecting pipe 5 away from the water pipe 3, and a plurality of nozzles 7 are fixed to the end of the water collecting plate 6 away from the connecting pipe 5, and a walking support is fixed to the side of the first connecting plate 1.

[0025] As an embodiment, a sleeve shaft 8 is fixed on the outside of the connecting tube 5, a belt 9 is nested inside the sleeve shaft 8, and a belt 9 is sleeved on the end of the belt 9 away from the sleeve shaft 8 and rotated on the first connecting plate 1 or the second connecting plate 2. A driving shaft 11 is fixed inside the belt 9 wheel, and the driving shaft 11 rotates on the first connecting plate 1 or the second connecting plate 2. A motor 12 is fixed to the other end of the driving shaft 11. When the motor 12 is driven, the motor 12 can drive the driving shaft 11 to rotate, and the driving shaft 11 drives the belt 9 wheel to rotate, and then through the belt 9 transmission, the sleeve shaft 8 starts to rotate, and then the water collecting plate 6 starts to rotate. As the water collecting plate 6 rotates, the nozzle 7 continues to spray, and the nozzle 7 sprays in a circular direction to improve the cleaning efficiency.

[0026] A connecting seat 13 is fixed at the end of the first connecting plate 1 and the second connecting plate 2, a cross bar 14 is fixed inside the connecting seat 13, a fixing rod 15 is fixed to the end of the second connecting plate 2 facing the first connecting plate 1, the fixing rod 15 is rotatably connected to the outside of the cross bar 14 away from the end of the second connecting plate 2, a torsion spring 16 is sleeved on the outside of the cross bar 14, one end of the torsion spring 16 is fixed to the side of the fixing rod 15, and the other end is fixed to the inner wall of the connecting seat 13, so that the first connecting plate 1 can rotate with the second connecting plate 2 along the hinge point, and after the side of the first connecting plate 1 is resisted, the first connecting plate 1 can resist the force from the resisting direction under the rebound action of the torsion spring 16, and then rotate in the direction providing the resisting force.

[0027] As an implementation manner, the walking support comprises a support rod 17 fixed to the side of the second connecting plate 2, the end of the support rod 17 away from the second connecting plate 2 is rotatably connected to a rotating wheel 18, and the support rod 17 is tilted.

[0028] As an embodiment, the walking support also includes a fixed seat 19 fixed on the side of the second connecting plate 2 facing the water collecting plate 6, a connecting block 20 is rotatably connected inside the fixed seat 19, a fixed tube 21 is fixed to the end of the connecting block 20 away from the fixed seat 19, a moving rod 22 is slidably connected inside the fixed tube 21, an electric drive wheel 23 is fixed to the end of the moving rod 22 away from the fixed tube 21, and a spring 24 is fixed between the moving rod 22 and the inside of the fixed tube 21.

[0029] The electric wheels are used to rotate on the inner wall of the tunnel, and then the two electric wheels drive the entire first connecting plate 1 and the second connecting plate 2 to move along the side wall of the tunnel. At the same time, the rotating wheels 18 on the support rod 17 are used to provide support to prevent the first connecting plate 1 and the second connecting plate 2 from tipping over during movement, and the moving rod 22 can slide inside the fixed tube 21. At the same time, the spring 24 is used to form a damping structure to reduce the vibration of the electric wheels during rotation and improve the overall operation stability.

[0030] In this embodiment, the water pipe 3 is connected to an external water supply device, and the entire device is placed inside the tunnel. The first connecting plate 1 is used for cleaning the top of the tunnel, and the second connecting plate 2 is used for cleaning the side walls of the tunnel. The electric drive wheel 23 is in contact with the inner wall of the tunnel. According to the above description, the rebound force of the torsion spring 16 can cause the second connecting plate 2 to rotate toward the inner wall of the tunnel, so that the electric wheel fits against the inner wall of the tunnel. As the motor 12 is turned on, all the nozzles 7 begin to rotate and spray to clean the inner wall of the tunnel. At the same time, the rotation of the electric wheel drives the entire device to move along the tunnel, automatically cleaning the entire inner wall of the tunnel.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A tunnel inner wall cleaning device, characterized in that: The invention comprises a first connecting plate (1), and a second connecting plate (2) hinged at both ends of the first connecting plate (1), wherein the first connecting plate (1) and the second connecting plate (2) are both arc-shaped and arch-shaped after being hinged, and further comprises a water pipe (3), wherein the water pipe (3) is located inside the first connecting plate (1) and the second connecting plate (2), a clamp (4) is sleeved on the outside of the water pipe (3), and the clamp (4) is screwed to the inner wall of the first connecting plate (1) or the second connecting plate (2), a connecting pipe (5) is fixed to the end of the water pipe (3) facing the first connecting plate (1) or the second connecting plate (2), a water collecting plate (6) is fixed to the end of the connecting pipe (5) away from the water pipe (3), and a plurality of nozzles (7) are fixed to the end of the water collecting plate (6) away from the connecting pipe (5), and a walking support is fixed to the side of the first connecting plate (1).

2. The tunnel inner wall cleaning device according to claim 1, characterized in that: A sleeve shaft (8) is fixed on the outside of the connecting tube (5), a belt (9) is embedded inside the sleeve shaft (8), a belt (9) wheel rotating on the first connecting plate (1) or the second connecting plate (2) is sleeved on the end of the belt (9) away from the sleeve shaft (8), a driving shaft (11) is fixed inside the belt wheel (9), the driving shaft (11) rotates on the first connecting plate (1) or the second connecting plate (2), and a motor (12) is fixed on the other end of the driving shaft (11).

3. The tunnel inner wall cleaning device according to claim 1, characterized in that: A connecting seat (13) is fixed at the end of the first connecting plate (1) and the second connecting plate (2), a cross bar (14) is fixed inside the connecting seat (13), a fixing rod (15) is fixed at the end of the second connecting plate (2) facing the first connecting plate (1), the fixing rod (15) is rotatably connected to the outside of the cross bar (14) away from the end of the second connecting plate (2), a torsion spring (16) is sleeved on the outside of the cross bar (14), one end of the torsion spring (16) is fixed to the side of the fixing rod (15), and the other end is fixed to the inner wall of the connecting seat (13).

4. The tunnel inner wall cleaning device according to claim 1, characterized in that: The walking support comprises a support rod (17) fixed to the side of the second connecting plate (2); the end of the support rod (17) away from the second connecting plate (2) is rotatably connected to a rotating wheel (18); and the support rod (17) is arranged to be inclined.

5. The tunnel inner wall cleaning device according to claim 1, characterized in that: The walking support also includes a fixed seat (19) fixed on the side of the second connecting plate (2) facing the water collecting plate (6); a connecting block (20) is rotatably connected inside the fixed seat (19); a fixed tube (21) is fixed to the end of the connecting block (20) away from the fixed seat (19); a moving rod (22) is slidably connected inside the fixed tube (21); an electric drive wheel (23) is fixed to the end of the moving rod (22) away from the fixed tube (21); and a spring (24) is fixed between the moving rod (22) and the inside of the fixed tube (21).

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