Tunnel lining grouting device

Abstract

The utility model discloses a tunnel lining grouting device, and aims to provide a tunnel lining grouting device which is convenient to detect damaged parts and easy to repair. The device comprises an arch ring, a moving assembly, a conversion assembly and a grouting assembly, the moving assembly is installed on the arch ring, the conversion assembly is installed on one side of the moving assembly, the grouting assembly is installed on the conversion assembly, and an infrared detector is installed on the moving assembly. The device has the beneficial effects that the damaged part is convenient to detect and easy to repair, the arch ring is convenient to move, the lining structure is convenient to detect, different components are convenient to convert, the damaged part of the lining is convenient to process, and more mortar is convenient to carry.

Description

Technical Field

[0001] The utility model relates to the technical field related to tunnel lining, in particular to a tunnel lining grouting device. Background Art

[0002] After tunnel excavation, construction workers need to spray concrete on the inner wall of the tunnel in time to form the tunnel lining. Tunnel lining has multiple functions. Lining is not only used to support the excavated free surface of the tunnel, but also can be used to level the uneven parts of the inner wall of the tunnel after excavation. Moreover, lining can be used for waterproofing and other functions. After the completion of the tunnel, it is prone to structural problems such as cracks and cavities in the natural environment for a long time. These problems need to be dealt with and repaired in time to extend the service life. However, it is difficult to deal with problems such as cavities and cracks on the top of the tunnel.

[0003] Chinese patent authorization announcement number: CN218862524U, authorization announcement date April 14, 2023, discloses a grouting repair device suitable for secondary lining of tunnels, including: a slurry outlet pipe, which is a hollow structure with one end open and the other end closed, the slurry outlet pipe is coaxially clamped in the grouting hole connecting the cavity and the secondary lining concrete surface and the open end is arranged toward the inner end of the grouting hole; a slurry inlet pipe, one end of which is connected to the closed end of the slurry outlet pipe, and the other end is connected to the output end of the grouting machine; a ventilation pipe, one end of which is arranged inside the cavity, and the other end passes through the slurry outlet pipe to the outside and is connected to the output end of the air pump; a fastening device, which is fixed to the outside of the closed end of the slurry outlet pipe and is arranged to limit the relative displacement between the ventilation pipe and the slurry outlet pipe. The shortcoming of this utility model is that it is not easy to repair the lining damage on the top of the tunnel. Utility Model Content

[0004] The utility model aims to overcome the shortcomings of the prior art that it is difficult to deal with the problems such as cavities and cracks on the top of the tunnel, and provides a tunnel lining grouting device which is convenient for detecting damaged parts and easy to repair.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A tunnel lining grouting device comprises an arch ring, a moving assembly, a conversion assembly and a grouting assembly, wherein the moving assembly is mounted on the arch ring, the conversion assembly is mounted on one side of the moving assembly, the grouting assembly is mounted on the conversion assembly, and an infrared detector is mounted on the moving assembly.

[0007] The shape of the arch ring corresponds to the shape of the tunnel. The infrared detector can be driven to move along the arch ring through the moving component. The cavities and cracks on the lining can be detected and located through the movement of the infrared detector. After the infrared detector detects, the grouting component is driven by the conversion component to repair the damaged part of the lining. The grouting component is supported by the arch ring to ensure the stability of the grouting process and make the repair of the symmetrical masonry top more convenient and reduce manual operation. At the same time, the movement of the arch ring can detect and repair different parts of the tunnel, achieving the purpose of facilitating the detection of damaged parts and easy repair.

[0008] Preferably, the cross-section of the arch ring is semicircular, and mounting plates are installed on both sides of the arch ring, and rollers are provided on the mounting plates. The semicircular shape of the arch ring corresponds to the shape of the tunnel, which is convenient for repairing the top of the lining. At the same time, mounting plates are installed at both ends of the bottom surface of the arch ring, and rollers are installed on the mounting plates. The arch ring is driven by the rollers to facilitate the inspection of the remaining linings. Such a design facilitates the movement of the arch ring.

[0009] As a preferred embodiment, the mobile assembly comprises a mobile plate and a motor 1, a sliding groove 1 is provided on the arch ring, a sliding block 1 is provided on the mobile plate, the mobile plate is slidably connected with the arch ring through the cooperation of the sliding block 1 and the sliding groove 1, the motor 1 is mounted on the mobile plate, a rack is mounted on the arch ring, the rack corresponds to the arch ring, a gear 1 is mounted on the motor shaft of the motor 1, the gear 1 meshes with the rack, and the infrared detector is mounted on the mobile plate. The mobile plate of the mobile assembly can move on the arch ring along the sliding groove 1, because the arch ring is semicircular, the mobile assembly performs circular motion, and the lining on the tunnel wall is detected by the infrared detector on the mobile plate, the movement of the mobile plate is driven by the motor 1, the gear 1 on the motor 1 meshes with the rack on the arch ring, the rack is mounted on the outer surface of the arch ring and corresponds to the shape of the arch ring, the rotation of the gear 1 driven by the motor 1 drives the mobile plate to move along the rack 1, and the mobile plate drives the infrared detector for better detection, and such a design facilitates the detection of the lining structure.

[0010] Preferably, the conversion assembly includes a conversion shaft and a second motor, a side plate is installed on one side of the moving plate, one end of the conversion shaft is rotatably connected to the side plate, the second motor is installed on the moving plate, a second gear is installed on the motor shaft of the second motor, a third gear is installed on the conversion shaft, and the second gear is meshed with the third gear. The conversion shaft of the conversion assembly is installed on the side plate on one side of the moving plate, the conversion shaft can rotate on the side plate, the rotation of the conversion shaft is achieved by the second motor driving the second gear to rotate, the rotation shaft is driven by the meshing of the second gear with the third gear on the rotating shaft, and the rotation of the rotating shaft facilitates the conversion of different components to work, and such a design facilitates the conversion of different components.

[0011] Preferably, the grouting assembly is installed on a conversion shaft, a drill assembly is installed on one side of the conversion shaft, and a hole-filling assembly is installed on the other side of the conversion shaft. The drill assembly, the grouting assembly and the hole-filling assembly are sequentially installed on the conversion shaft, and different assemblies are switched to work by the rotation of the conversion shaft. For the cavities detected by the infrared detector, the drill assembly is used to drill holes, and then the grouting assembly is switched to perform grouting in the cavities to improve the lining strength. After grouting, the hole-filling assembly is used to fill and seal the holes, which is conducive to better coagulation of the injected mortar, and can fill and seal the cracks on the lining. Such a design facilitates the treatment of damaged linings.

[0012] Preferably, the grouting assembly includes a grouting pipe, a grouting extraction pipe and a storage box. The grouting pipe is installed on the conversion shaft, one end of the grouting extraction pipe is connected to one end of the grouting pipe, and the other end of the grouting extraction pipe is connected to the storage box. The storage box is installed on the bottom surface of the side plate. The grouting pipe of the grouting assembly is installed on the conversion shaft, and the grouting pipe is extended into the cavity for grouting. The grouting pipe extracts mortar from the storage box through the grouting extraction pipe. The storage box is installed on the bottom surface of the side plate and can move with the side plate to facilitate grouting on the top. At the same time, more cavities that need grouting can be processed. Such a design facilitates carrying more mortar.

[0013] The beneficial effects of the utility model are: easy to detect damaged parts and easy to repair, easy to move the arch ring, easy to detect the lining structure, easy to convert different components, easy to deal with damaged parts of the lining, and easy to carry more mortar. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 yes Figure 1 Schematic diagram of the structure of the middle arch ring;

[0016] Figure 3 yes Figure 1 Schematic diagram of the structure of the mobile components.

[0017] In the figure: 1. arch ring; 11. mounting plate; 12. roller; 13. sliding groove 1; 14. rack; 2. moving assembly; 21. moving plate; 22. motor 1; 23. sliding block 1; 24. gear 1; 25. side plate; 3. conversion assembly; 31. conversion shaft; 32. motor 2; 33. gear 2; 34. gear 3; 4. grouting assembly; 41. grouting pipe; 42. grouting pipe; 43. storage box; 5. infrared detector; 6. drill assembly; 7. hole filling assembly. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.

[0019] like Figure 1 In the embodiment, a tunnel lining grouting device includes an arch ring 1, a moving component 2, a conversion component 3 and a grouting component 4, the moving component 2 is installed on the arch ring 1, the conversion component 3 is installed on one side of the moving component 2, the grouting component 4 is installed on the conversion component 3, and the moving component 2 is installed with an infrared detector 5.

[0020] like Figure 2 As shown, the cross-section of the arch ring 1 is semicircular, and mounting plates 11 are installed on both sides of the arch ring 1, and rollers 12 are provided on the mounting plates 11.

[0021] like Figure 3 As shown, the moving assembly 2 includes a moving plate 21 and a motor 22, a sliding groove 13 is provided on the arch ring 1, a sliding block 23 is provided on the moving plate 21, the moving plate 21 is slidably connected with the arch ring 1 through the cooperation of the sliding block 23 and the sliding groove 13, the motor 22 is installed on the moving plate 21, a rack 14 is installed on the arch ring 1, the rack 14 corresponds to the arch ring 1, a gear 24 is installed on the motor shaft of the motor 22, the gear 24 is meshed with the rack 14, and the infrared detector 5 is installed on the moving plate 21.

[0022] The conversion assembly 3 includes a conversion shaft 31 and a motor 2 32. A side plate 25 is installed on one side of the movable plate 21. One end of the conversion shaft 31 is rotatably connected to the side plate 25. The motor 22 is installed on the movable plate 21. A gear 2 33 is installed on the motor shaft of the motor 22. A gear 34 is installed on the conversion shaft 31. The gear 2 33 is meshed with the gear 3 34.

[0023] The grouting assembly 4 is installed on the conversion shaft 31 , a drill assembly 6 is installed on one side of the conversion shaft 31 , and a hole-filling assembly 7 is installed on the other side of the conversion shaft 31 .

[0024] The grouting assembly 4 includes a grouting pipe 41, a grouting extraction pipe 42 and a storage box 43. The grouting pipe 41 is installed on the conversion shaft 31, one end of the grouting extraction pipe 42 is connected to one end of the grouting pipe 41, and the other end of the grouting extraction pipe 42 is connected to the storage box 43. The storage box 43 is installed on the bottom surface of the side plate 25.

[0025] When in use, the arch ring 1 is moved in the tunnel. During the movement, the motor 1 22 is actuated to drive the gear 1 24 to rotate. Through the meshing of the gear 1 24 and the rack 14, the movable plate 21 is driven to move on the arch ring 1. During the movement, the infrared detector 5 performs structural inspection on the lining. When structural damage is detected: such as a cavity, the motor 2 32 is actuated to drive the rotating shaft to rotate through the meshing of the gear 2 33 and the gear 3 34. The rotation of the rotating shaft 31 causes the drill assembly 6 to drill holes corresponding to the cavities, and then switches to the grouting assembly 4 to extend the grouting pipe 41 into the cavity, and extracts mortar from the storage box 43 through the grouting pipe 42, and injects mortar into the cavity to repair the cavity. After the repair, the hole-filling assembly 7 is used to fill the holes with glue to prevent the holes from falling off. At the same time, the cracks and the places where the outer skin falls off can also be filled with glue to strengthen the treatment, thereby increasing the service life of the lining.

Claims

1. A tunnel lining grouting device, characterized in that: The invention comprises an arch ring (1), a moving component (2), a conversion component (3) and a grouting component (4), wherein the moving component (2) is mounted on the arch ring (1), the conversion component (3) is mounted on one side of the moving component (2), the grouting component (4) is mounted on the conversion component (3), and an infrared detector (5) is mounted on the moving component (2).

2. A tunnel lining grouting device according to claim 1, characterized in that: The cross-sectional shape of the arch ring (1) is semicircular, and mounting plates (11) are mounted on both sides of the arch ring (1), and rollers (12) are disposed on the mounting plates (11).

3. A tunnel lining grouting device according to claim 1, characterized in that: The moving assembly (2) comprises a moving plate (21) and a motor (22); a sliding groove (13) is provided on the arch ring (1); a sliding block (23) is provided on the moving plate (21); the moving plate (21) is slidably connected to the arch ring (1) through the cooperation between the sliding block (23) and the sliding groove (13); the motor (22) is mounted on the moving plate (21); a rack (14) is mounted on the arch ring (1); the rack (14) corresponds to the arch ring (1); a gear (24) is mounted on the motor shaft of the motor (22); the gear (24) is meshed with the rack (14); and the infrared detector (5) is mounted on the moving plate (21).

4. A tunnel lining grouting device according to claim 3, characterized in that: The conversion assembly (3) comprises a conversion shaft (31) and a second motor (32); a side plate (25) is mounted on one side of the movable plate (21); one end of the conversion shaft (31) is rotatably connected to the side plate (25); the second motor (32) is mounted on the movable plate (21); a second gear (33) is mounted on the motor shaft of the second motor (32); a third gear (34) is mounted on the conversion shaft (31); and the second gear (33) is meshed with the third gear (34).

5. A tunnel lining grouting device according to claim 4, characterized in that: The grouting assembly (4) is mounted on a conversion shaft (31); a drill assembly (6) is mounted on one side of the conversion shaft (31); and a hole-filling assembly (7) is mounted on the other side of the conversion shaft (31).

6. A tunnel lining grouting device according to claim 4, characterized in that: The grouting assembly (4) comprises a grouting pipe (41), a grouting extraction pipe (42) and a material storage box (43); the grouting pipe (41) is mounted on the conversion shaft (31); one end of the grouting extraction pipe (42) is connected to one end of the grouting pipe (41); the other end of the grouting extraction pipe (42) is connected to the material storage box (43); and the material storage box (43) is mounted on the bottom surface of the side plate (25).

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