Grouting device for reinforcing and leaking stoppage of subway tunnel

Abstract

The utility model discloses a grouting device for reinforcing and leaking stoppage of a subway tunnel, which belongs to the technical field of subway tunnels and is characterized by comprising a bottom plate, a supporting component is arranged on the front side of the top of the bottom plate, a stirring component is arranged on the rear side of the top of the bottom plate, and a grouting component is communicated with the front side of the stirring component. In the process of reinforcing and leaking stoppage of a subway tunnel by a worker, by arranging the supporting assembly, the worker adjusts a supporting frame at the top of a bearing plate to a proper height by starting an air cylinder telescopic rod, then an electric threaded rod is started to drive a moving block to move in a moving groove, and therefore when reinforcing and leaking stoppage are conducted on the subway tunnel, the worker can adjust the height of the supporting frame at the top of the bearing plate to the proper height. A worker does not need to hold the grouting device by hand to conduct grouting operation on cracks in a subway tunnel, so that the working efficiency of the worker is improved, meanwhile, the workload of the worker is reduced, and meanwhile, when the worker conducts grouting on the high position, grouting treatment does not need to be conducted with the help of an auxiliary tool.

Description

Technical Field

[0001] The utility model relates to the technical field of subway tunnels, in particular to a grouting device used for reinforcing and plugging subway tunnels. Background Art

[0002] Grouting refers to the process of hydraulically delivering grout into the fissures, fault fracture zones of subway tunnels or the joints and cracks of the building itself. Grouting can improve the impermeability and integrity of the grouted strata or buildings, improve the overall stability, and ensure the safe operation of subway tunnels.

[0003] The existing grouting device for subway tunnel reinforcement and plugging has the following disadvantages when in use: during use, the existing grouting device for subway tunnel reinforcement and plugging requires workers to hold the grouting device to perform grouting operations on cracks in the subway tunnel. Manual grouting is time-consuming and labor-intensive, and increases the workload of workers. When workers perform grouting at high locations, they usually need to use auxiliary tools for grouting, which increases the difficulty of workers in grouting, making it inconvenient for workers to use. Utility Model Content

[0004] The utility model provides a grouting device for subway tunnel reinforcement and plugging, aiming to solve the following shortcomings of the existing grouting device for subway tunnel reinforcement and plugging when in use: during the use of the existing grouting device for subway tunnel reinforcement and plugging, workers are required to hold the grouting device to perform grouting operations on cracks in the subway tunnel, and manual grouting is time-consuming and laborious, while increasing the workload of workers, and when workers perform grouting at a high position, they usually need to use auxiliary tools for grouting, thereby increasing the difficulty of workers in grouting, thereby being not conducive to the use of workers.

[0005] The utility model is implemented as follows: a grouting device for subway tunnel reinforcement and plugging includes a bottom plate, a support assembly is arranged on the front side of the top of the bottom plate, a stirring assembly is arranged on the rear side of the top of the bottom plate, and a grouting assembly is connected to the front side of the stirring assembly;

[0006] The support assembly includes a cylinder telescopic rod, a bearing plate, a support frame, a movable groove, an electric threaded rod and a movable block. The cylinder telescopic rod is bolted to the front side of the top of the base plate, the bearing plate is bolted to the top of the cylinder telescopic rod, the support frame is slidably connected to the top of the bearing plate, the movable groove is opened at the top of the bearing plate, the electric threaded rod is bolted to the rear side of the bearing plate, the front side of the electric threaded rod passes through the rear side of the bearing plate and is rotatably connected to the inner side of the movable groove, the movable block is slidably connected to the inner side of the movable groove, the movable block is threadedly connected to the outer side of the electric threaded rod, and the movable block is bolted to the bottom of the support frame.

[0007] In order to achieve the effect of stirring the slurry and preventing the slurry from solidifying after being stationary for a long time, a grouting device for subway tunnel reinforcement and plugging leaks is preferably used in the utility model. The stirring assembly includes a stirring tank, a filling pipe, a stirring motor, a stirring shaft and a stirring rod. The stirring tank is bolted to the rear side of the top of the base plate, the filling pipe is connected to the top of the stirring tank, the stirring motor is bolted to the top of the stirring tank, the top of the stirring shaft is bolted to the output end of the stirring motor, the bottom of the stirring shaft passes through the top of the stirring tank and is rotatably connected to the inner side of the stirring tank, and the stirring rods are bolted to the outside of the stirring shaft.

[0008] In order to achieve the effect of grouting the gap, thereby reinforcing and plugging the gap, as a preferred grouting device for reinforcing and plugging leaks in a subway tunnel of the utility model, the grouting assembly includes a connecting pipe, a grouting pump, a delivery pipe, a connecting head and a grouting head, the connecting pipe is connected to the front side of the mixing tank, the grouting pump is bolted to the top of the base plate, the absorption end of the grouting pump is bolted to the front side of the connecting pipe, the rear side of the delivery pipe is bolted to the discharge end of the grouting pump, the front side of the delivery pipe is bolted to the rear side of the connecting head, and the front side of the connecting head is bolted to the rear side of the grouting head.

[0009] In order to facilitate the staff to observe the inside of the mixing tank, as a preferred grouting device for subway tunnel reinforcement and plugging of the utility model, an observation window is opened on the right side of the mixing tank, and the observation window is made of glass.

[0010] In order to achieve the effect of cleaning the inside of the mixing tank and preventing the slurry from adhering to the inner wall of the mixing tank, as a preferred grouting device for subway tunnel reinforcement and plugging of leaks in the utility model, the outer side of the mixing shaft is bolted with a hanging rod, and the hanging rod is in contact with the inner wall of the mixing tank.

[0011] In order to prevent dust from falling into the mixing tank, as a preferred grouting device for subway tunnel reinforcement and plugging of leakage in the utility model, the top of the filling pipe is threadedly connected with a pipe cover.

[0012] In order to facilitate the staff to push and pull the grouting device and prevent the staff's hands from slipping, as a preferred grouting device for subway tunnel reinforcement and plugging of the utility model, the rear side of the top of the base plate is bolted with a push-pull handle, and the surface of the push-pull handle is provided with anti-slip texture.

[0013] In order to facilitate the movement of the grouting device so that it can be placed in different positions for use, as a preferred grouting device for subway tunnel reinforcement and plugging of leaks in the utility model, the bottom of the base plate is bolted with a universal wheel body, and the universal wheel body is evenly distributed at the four corners of the bottom of the base plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The grouting device for subway tunnel reinforcement and plugging, in the process of subway tunnel reinforcement and plugging by workers, by setting a support component, the workers adjust the support frame on the top of the load-bearing plate to a suitable height by starting the cylinder telescopic rod, and then drive the moving block to move inside the moving groove by starting the electric threaded rod, so that when the subway tunnel is reinforced and plugged, the workers do not need to hold the grouting device to perform grouting operations on the cracks in the subway tunnel, thereby improving the work efficiency of the workers and reducing the workload of the workers. At the same time, when the workers perform grouting at a high position, they do not need to use auxiliary tools for grouting, thereby reducing the difficulty of the workers in grouting, thereby facilitating the use of the workers. By setting a stirring component, the plugging slurry can be stirred, so the slurry will not solidify due to long-term internal static state, thereby improving the effect of subway tunnel reinforcement and plugging. By setting the grouting component, the cracks inside the subway tunnel can be effectively reinforced and plugged, thereby avoiding the situation that the subway tunnel has safety hazards in subsequent use, and thus meeting the use needs of the workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structural diagram of the grouting device for subway tunnel reinforcement and plugging of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the support assembly in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the stirring assembly in the utility model;

[0019] Figure 4 It is a structural schematic diagram of the grouting assembly in the utility model;

[0020] Figure 5 It is a structural schematic diagram of the tube cover in the utility model.

[0021] In the figure, 1. bottom plate; 2. support assembly; 201. cylinder telescopic rod; 202. load-bearing plate; 203. support frame; 204. moving groove; 205. electric threaded rod; 206. moving block; 3. stirring assembly; 301. stirring tank; 302. filling pipe; 303. stirring motor; 304. stirring shaft; 305. stirring rod; 4. grouting assembly; 401. connecting pipe; 402. grouting pump; 403. delivery pipe; 404. connecting head; 405. grouting head; 5. observation window; 6. hanging rod; 7. pipe cover; 8. push-pull handle; 9. universal wheel body. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0024] See also Figure 1-5 The utility model provides a technical solution: a grouting device for subway tunnel reinforcement and plugging, comprising a bottom plate 1, a support assembly 2 is arranged on the front side of the top of the bottom plate 1, a stirring assembly 3 is arranged on the rear side of the top of the bottom plate 1, and a grouting assembly 4 is connected to the front side of the stirring assembly 3;

[0025] The support assembly 2 includes a cylinder telescopic rod 201, a bearing plate 202, a support frame 203, a movable groove 204, an electric threaded rod 205 and a movable block 206. The cylinder telescopic rod 201 is bolted to the front side of the top of the base plate 1, the bearing plate 202 is bolted to the top of the cylinder telescopic rod 201, the support frame 203 is slidably connected to the top of the bearing plate 202, the movable groove 204 is opened at the top of the bearing plate 202, the electric threaded rod 205 is bolted to the rear side of the bearing plate 202, the front side of the electric threaded rod 205 passes through the rear side of the bearing plate 202 and is rotatably connected to the inner side of the movable groove 204, the movable block 206 is slidably connected to the inner side of the movable groove 204, the movable block 206 is threadedly connected to the outer side of the electric threaded rod 205, and the movable block 206 is bolted to the bottom of the support frame 203.

[0026] In this embodiment: the grouting device for subway tunnel reinforcement and plugging, in the process of subway tunnel reinforcement and plugging by workers, by setting the support assembly 2, the workers adjust the support frame 203 on the top of the load-bearing plate 202 to a suitable height by starting the cylinder telescopic rod 201, and then drive the moving block 206 to move inside the moving groove 204 by starting the electric threaded rod 205, so that when the subway tunnel is reinforced and plugged, the workers do not need to hold the grouting device to perform grouting operations on the cracks in the subway tunnel, thereby improving the work efficiency of the workers and reducing the workload of the workers. When the staff grouts at a higher position, they do not need to use auxiliary tools for grouting, thus reducing the difficulty of the staff in grouting and facilitating the use of the staff. By setting the stirring component 3, the plugging slurry can be stirred, so the slurry will not solidify due to long-term internal stagnation, thereby improving the effect of reinforcing and plugging the subway tunnel. By setting the grouting component 4, the cracks inside the subway tunnel can be effectively reinforced and plugged, thereby avoiding the safety hazard of the subway tunnel in subsequent use, and thus meeting the use needs of the staff.

[0027] As a technical optimization solution of the utility model, the stirring component 3 includes a stirring tank 301, a filling pipe 302, a stirring motor 303, a stirring shaft 304 and a stirring rod 305. The stirring tank 301 is bolted to the rear side of the top of the base plate 1, the filling pipe 302 is connected to the top of the stirring tank 301, the stirring motor 303 is bolted to the top of the stirring tank 301, the top of the stirring shaft 304 is bolted to the output end of the stirring motor 303, the bottom of the stirring shaft 304 passes through the top of the stirring tank 301 and is rotatably connected to the inner side of the stirring tank 301, and the stirring rods 305 are all bolted to the outside of the stirring shaft 304.

[0028] In this embodiment: by setting up a stirring tank 301, a filling pipe 302, a stirring motor 303, a stirring shaft 304 and a stirring rod 305, the staff adds slurry into the stirring tank 301 through the filling pipe 302, and then starts the stirring motor 303 to drive the stirring shaft 304 to rotate, thereby driving the stirring rod 305 to stir the slurry inside, so that the plugging slurry can be stirred, so the slurry will not solidify due to long-term internal stillness.

[0029] As a technical optimization solution of the utility model, the grouting assembly 4 includes a connecting pipe 401, a grouting pump 402, a delivery pipe 403, a connecting head 404 and a grouting head 405. The connecting pipe 401 is connected to the front side of the mixing tank 301, the grouting pump 402 is bolted to the top of the base plate 1, the absorption end of the grouting pump 402 is bolted to the front side of the connecting pipe 401, the rear side of the delivery pipe 403 is bolted to the discharge end of the grouting pump 402, the front side of the delivery pipe 403 is bolted to the rear side of the connecting head 404, and the front side of the connecting head 404 is bolted to the rear side of the grouting head 405.

[0030] In this embodiment: by providing a connecting pipe 401, a grouting pump 402, a delivery pipe 403, a connecting head 404 and a grouting head 405, the staff can start the grouting pump 402 to transport the slurry through the connecting pipe 401 to the inside of the delivery pipe 403, and then spray it out through the grouting head 405 on the front side of the connecting head 404, so as to achieve effective reinforcement and plugging of cracks inside the subway tunnel, thereby avoiding the situation where there is a safety hazard in the subsequent use of the subway tunnel.

[0031] As a technical optimization solution of the present invention, an observation window 5 is provided on the right side of the stirring tank 301, and the observation window 5 is made of glass.

[0032] In this embodiment, the observation window 5 is provided to facilitate the staff to observe the interior of the mixing tank 301 .

[0033] As a technical optimization solution of the present invention, a hanging rod 6 is bolted to the outer side of the stirring shaft 304 , and the hanging rod 6 is in contact with the inner wall of the stirring tank 301 .

[0034] In this embodiment, by providing the hanging rod 6 , the inner wall of the stirring tank 301 can be cleaned to prevent the slurry from remaining on the inner wall of the stirring tank 301 .

[0035] As a technical optimization solution of the present invention, the top of the filling pipe 302 is threadedly connected with a pipe cover 7 .

[0036] In this embodiment, by providing the pipe cover 7 , it is possible to prevent dust from flowing into the interior of the mixing tank 301 through the filling pipe 302 .

[0037] As a technical optimization solution of the present invention, a push-pull handle 8 is bolted to the rear side of the top of the bottom plate 1, and the surface of the push-pull handle 8 is provided with anti-slip textures.

[0038] In this embodiment, by providing the push-pull handle 8, it is possible to facilitate the staff to push and pull the grouting device, while preventing the staff's hands from slipping during the pushing and pulling.

[0039] As a technical optimization solution of the present utility model, the bottom of the base plate 1 is bolted with a universal wheel body 9 , and the universal wheel body 9 is evenly distributed at the four corners of the bottom of the base plate 1 .

[0040] In this embodiment, by providing the universal wheel body 9, the grouting device can be moved, thereby facilitating reinforcement and plugging of leaks at different locations.

[0041] Working principle: First, when the staff is reinforcing and plugging the subway tunnel, the staff adjusts the support frame 203 on the top of the load-bearing plate 202 to a suitable height by starting the cylinder telescopic rod 201, and then drives the moving block 206 to move inside the moving groove 204 by starting the electric threaded rod 205, so that when reinforcing and plugging the subway tunnel, the staff does not need to hold the grouting device to perform grouting operations on the cracks in the subway tunnel, thereby improving the staff's work efficiency and reducing the staff's workload. At the same time, when the staff is grouting at a higher position, there is no need to use auxiliary tools for grouting, thereby reducing the difficulty of the staff in grouting, which is beneficial to the staff's use, and then the staff can The injection pipe 302 adds slurry into the mixing tank 301, and then the stirring motor 303 is started to drive the stirring shaft 304 to rotate, thereby driving the stirring rod 305 to stir the slurry inside, so that the plugging slurry can be stirred. Therefore, the slurry will not solidify due to long-term internal stillness, thereby improving the effect of reinforcing and plugging leaks in subway tunnels. Then, the staff can start the grouting pump 402 to transport the slurry through the connecting pipe 401 to the inside of the delivery pipe 403, and then spray it out through the grouting head 405 on the front side of the connecting head 404, so as to achieve effective reinforcement and plugging of cracks inside the subway tunnel, thereby avoiding the safety hazard of the subway tunnel in subsequent use, and thus being able to meet the use needs of the staff.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A grouting device for reinforcing and plugging subway tunnels, comprising a bottom plate (1), characterized in that: A support assembly (2) is arranged on the front side of the top of the base plate (1), a stirring assembly (3) is arranged on the rear side of the top of the base plate (1), and a grouting assembly (4) is connected to the front side of the stirring assembly (3); The support assembly (2) comprises a cylinder telescopic rod (201), a bearing plate (202), a support frame (203), a movable groove (204), an electric threaded rod (205) and a movable block (206), wherein the cylinder telescopic rod (201) is bolted to the front side of the top of the base plate (1), the bearing plate (202) is bolted to the top of the cylinder telescopic rod (201), the support frame (203) is slidably connected to the top of the bearing plate (202), and the movable groove (204) is provided on the bearing plate (202). The electric threaded rod (205) is bolted to the rear side of the supporting plate (202); the front side of the electric threaded rod (205) passes through the rear side of the supporting plate (202) and is rotatably connected to the inner side of the movable groove (204); the movable block (206) is slidably connected to the inner side of the movable groove (204); the movable block (206) is threadedly connected to the outer side of the electric threaded rod (205); and the movable block (206) is bolted to the bottom of the supporting frame (203).

2. A grouting device for subway tunnel reinforcement and plugging according to claim 1, characterized in that: The stirring assembly (3) comprises a stirring tank (301), a filling pipe (302), a stirring motor (303), a stirring shaft (304) and a stirring rod (305); the stirring tank (301) is bolted to the rear side of the top of the bottom plate (1); the filling pipe (302) is connected to the top of the stirring tank (301); the stirring motor (303) is bolted to the top of the stirring tank (301); the top of the stirring shaft (304) is bolted to the output end of the stirring motor (303); the bottom of the stirring shaft (304) passes through the top of the stirring tank (301) and is rotatably connected to the inner side of the stirring tank (301); and the stirring rods (305) are all bolted to the outer side of the stirring shaft (304).

3. A grouting device for subway tunnel reinforcement and plugging according to claim 1, characterized in that: The grouting assembly (4) comprises a connecting pipe (401), a grouting pump (402), a delivery pipe (403), a connecting head (404) and a grouting head (405); the connecting pipe (401) is connected to the front side of the stirring tank (301); the grouting pump (402) is bolted to the top of the base plate (1); the absorption end of the grouting pump (402) is bolted to the front side of the connecting pipe (401); the rear side of the delivery pipe (403) is bolted to the discharge end of the grouting pump (402); the front side of the delivery pipe (403) is bolted to the rear side of the connecting head (404); and the front side of the connecting head (404) is bolted to the rear side of the grouting head (405).

4. A grouting device for subway tunnel reinforcement and plugging according to claim 2, characterized in that: An observation window (5) is provided on the right side of the stirring tank (301), and the observation window (5) is made of glass.

5. A grouting device for subway tunnel reinforcement and plugging according to claim 2, characterized in that: A hanging rod (6) is bolted to the outer side of the stirring shaft (304), and the hanging rod (6) is in contact with the inner wall of the stirring tank (301).

6. A grouting device for subway tunnel reinforcement and plugging according to claim 2, characterized in that: The top of the filling pipe (302) is threadedly connected with a pipe cover (7).

7. A grouting device for subway tunnel reinforcement and plugging according to claim 1, characterized in that: A push-pull handle (8) is bolted to the rear side of the top of the bottom plate (1), and the surface of the push-pull handle (8) is provided with anti-slip patterns.

8. The grouting device for subway tunnel reinforcement and plugging according to claim 1 is characterized by: The bottom of the base plate (1) is bolted with a universal wheel body (9), and the universal wheel body (9) is evenly distributed at the four corners of the bottom of the base plate (1).

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