Tunnel segment repairing device

Abstract

The utility model discloses a tunnel segment repairing device, which belongs to the technical field of tunnel segment repairing and comprises a platform, connecting plates are fixedly connected to two sides above the platform respectively, and first bearings are clamped in the two connecting plates respectively. According to the tunnel segment repairing device, by arranging electric push rods, positioning rings, rolling shafts, polishing rollers, first gears and second gears, the two electric push rods drive the positioning rings to position tunnel segments through positioning grooves correspondingly, and meanwhile the rolling shafts can drive the two first gears to rotate synchronously; according to the polishing device, two first gears are arranged, two second gears meshed with the two first gears can drive electric push rods to rotate correspondingly, and therefore the polishing device can conduct overturning polishing work on the tunnel segment, the surface of the tunnel segment can be effectively polished, fine cracks on the surface of the tunnel segment can be reduced, and the polishing quality of the tunnel segment is improved. And the phenomenon that normal use of the tunnel segment is affected due to cracking of the tunnel segment is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of tunnel segment repair, in particular to a tunnel segment repair device. Background Art

[0002] Tunnel segments are the main assembly components of shield construction and the innermost barrier of the tunnel. They are responsible for resisting soil pressure, groundwater pressure and some special loads. Currently, tunnel segments need to be repaired using repair devices after a long period of use to ensure their continued use. However, the existing tunnel segment repair devices are unable to flip and polish the tunnel segments, resulting in the inability to effectively polish the surface of the tunnel segments, causing many fine cracks on the surface of the tunnel segments, which will cause the tunnel segments to crack over time, affecting the normal use of the tunnel segments. Utility Model Content

[0003] In order to overcome the above-mentioned defects, the utility model provides a tunnel segment repair device, which solves the problem that the existing tunnel segment repair device is unable to perform the flipping and polishing work on the tunnel segment, resulting in the surface of the tunnel segment being unable to be effectively polished, causing many fine cracks to exist on the surface of the tunnel segment, which will cause the tunnel segment to crack over time, affecting the normal use of the tunnel segment.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tunnel segment repair device, comprising a platform, wherein connecting plates are fixedly connected on both sides above the platform, first bearings are respectively clamped in the two connecting plates, and the same roller is rotatably connected in the two first bearings, one end of the roller is fixedly connected to a motor, the output shaft of the motor is fixedly connected to one end of the roller, a fixed block is fixedly connected to the outside of the roller, and a polishing roller is fixedly connected to the bottom of the fixed block.

[0005] Two first gears are fixedly connected to the outside of the roller, and second gears are respectively meshed with the outside of the two first gears. One side of the two second gears is respectively fixedly connected to a rotating shaft, and the other ends of the two rotating shafts are respectively sleeved with second bearings, and the two second bearings are respectively clamped in two connecting plates, and the other sides of the two second gears are respectively fixedly connected to electric push rods, and the other ends of the two electric push rods are respectively fixedly connected to positioning rings.

[0006] As a further solution of the utility model: a positioning groove is provided in the positioning ring, and a placement block is fixedly connected to the top of the platform.

[0007] As a further solution of the utility model: a motor fixing block is fixedly connected to the outside of the motor, and one side of the motor fixing block is fixedly connected to one side of one of the connecting plates.

[0008] As a further solution of the utility model: a plurality of through holes are opened in the platform, and a storage box is fixedly connected to the bottom of the platform.

[0009] As a further solution of the utility model: the bottom of the storage box is fixedly connected with a discharge port, and a valve is provided in the discharge port.

[0010] As a further solution of the utility model: support legs are fixedly connected to the four corners of the bottom of the platform respectively, and a friction layer is provided at the bottom of the support legs.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The tunnel segment repair device is provided with an electric push rod, a positioning ring, a roller, a polishing roller, a first gear and a second gear, so that the two electric push rods respectively drive the positioning rings to position the tunnel segment using the positioning groove, and the roller drives the polishing roller to rotate, so that the polishing roller can polish the surface of the tunnel segment, and at the same time the roller can drive the two first gears to rotate synchronously, so that the two second gears meshing with the two first gears can respectively drive the electric push rods to rotate, so that the device can perform flipping polishing on the tunnel segment, so that the surface of the tunnel segment can be effectively polished, thereby reducing fine cracks on the surface of the tunnel segment, avoiding cracking of the tunnel segment and affecting the normal use of the tunnel segment.

[0013] 2. The tunnel segment repair device is provided with positioning grooves and through holes. The positioning grooves enable the tunnel segments to have a more effective positioning effect, thereby further reducing the probability of the tunnel segments falling off. The through holes allow the waste chips generated after the tunnel segments are polished by the polishing roller to fall smoothly into the storage box, thereby preventing the waste chips from accumulating on the platform.

[0014] 3. The tunnel segment repair device is provided with a storage box, a discharge port and a valve. The storage box provides a storage space for waste chips to facilitate centralized treatment, and the discharge port allows the waste chips in the storage box to be discharged to the outside to avoid insufficient storage in the storage box. At the same time, the valve enables the discharge port to be opened or closed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the platform of the utility model when viewed from above;

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the polishing roller of the utility model;

[0018] In the figure: 1. platform; 2. connecting plate; 3. first bearing; 4. roller; 5. motor; 6. fixing block; 7. polishing roller; 8. first gear; 9. second gear; 10. rotating shaft; 11. second bearing; 12. electric push rod; 13. positioning ring; 14. positioning groove; 15. placement block; 16. motor fixing block; 17. through hole; 18. storage box; 19. discharge port; 20. valve; 21. support leg. DETAILED DESCRIPTION

[0019] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0020] like Figure 1-3As shown, the utility model provides a technical solution: a tunnel segment repair device, including a platform 1, a plurality of through holes 17 are opened in the platform 1, and the through holes 17 allow waste chips to fall smoothly into a storage box 18 to prevent the waste chips from remaining on the platform 1, and a storage box 18 is fixedly connected to the bottom of the platform 1, and the storage box 18 provides a storage point for the waste chips that fall through the through holes 17, and a discharge port 19 is fixedly connected to the bottom of the storage box 18, and the discharge port 19 enables the waste chips in the storage box 18 to be discharged, and a valve 20 is provided in the discharge port 19, and the valve 20 allows the discharge port 19 to be opened or closed to prevent the waste chips in the storage box 18 from falling through the discharge port 19, and the four bottoms of the platform 1 The corners are fixedly connected with support legs 21, and a friction layer is provided at the bottom of the support legs 21. The support legs 21 use the friction layer to make the platform 1 have better stability when it is located on the ground. The two sides above the platform 1 are fixedly connected with connecting plates 2, and the two connecting plates 2 are respectively clamped with first bearings 3. The first bearings 3 prevent the roller 4 from falling off when rotating, thereby ensuring the stability of the roller 4 when driving the polishing roller 7 to rotate through the fixed block 6. The same roller 4 is rotatably connected in the two first bearings 3, and one end of the roller 4 is fixedly connected with a motor 5. The output shaft of the motor 5 is fixedly connected to one end of the roller 4, so that the motor 5 can use the output shaft to drive the roller 4 to rotate smoothly. The motor 5 is fixed outside A motor fixing block 16 is connected, one side of the motor fixing block 16 is fixedly connected to one side of one of the connecting plates 2, and the motor fixing block 16 enables the motor 5 to have a fixing point, thereby effectively reducing the adverse effects caused by the shaking of the motor 5 during operation. The roller 4 is fixedly connected to a fixing block 6, and the bottom of the fixing block 6 is fixedly connected to a polishing roller 7, so that when the polishing roller 7 rotates, the surface of the tunnel segment can be polished to reduce the number of cracks. Two first gears 8 are fixedly connected to the roller 4, and the two first gears 8 are respectively meshed with second gears 9, so that when the two first gears 8 rotate, the two second gears 9 meshed with the two first gears 8 can respectively drive the electric push rod 12 to rotate, thereby making the tunnel The pipe segment can be reversed, and one side of the two second gears 9 is fixedly connected with a rotating shaft 10, and the other end of the two rotating shafts 10 is respectively sleeved with a second bearing 11, and the two second bearings 11 are respectively clamped in the two connecting plates 2, and the other sides of the two second gears 9 are respectively fixedly connected with an electric push rod 12. The two electric push rods 12 can respectively drive the positioning rings 13 to achieve the work of approaching each other, and the other ends of the two electric push rods 12 are respectively fixedly connected with the positioning ring 13, and a positioning groove 14 is opened in the positioning ring 13, and the positioning groove 14 makes the tunnel pipe segment have an embedding point, so that the fixation of the tunnel pipe segment is better, and a placement block 15 is fixedly connected to the top of the platform 1, and the placement block 15 makes the tunnel pipe segment have a placement point.

[0021] The working principle of the utility model is:

[0022] When the device is needed to polish a tunnel segment for surface repair, the tunnel segment is first moved to the placement block 15 by a moving machine, and then the two electric push rods 12 are used to drive the positioning rings 13 to approach each other, so that the two positioning rings 13 use the positioning grooves 14 to position the tunnel segment, and at the same time, the motor 5 is started so that the output shaft of the motor 5 drives the roller 4 to rotate, so that the roller 4 drives the polishing roller 7 to rotate through the fixing block 6, so that the polishing roller 7 can polish the tunnel segment;

[0023] The roller 4 can drive the two first gears 8 to rotate synchronously, so that the two second gears 9 meshing with the two first gears 8 can respectively drive the electric push rods 12 to rotate, so that the tunnel segment can be turned over for comprehensive polishing.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0025] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A tunnel segment repair device, comprising a platform (1), characterized in that: The two sides above the platform (1) are respectively fixedly connected with connecting plates (2), the two connecting plates (2) are respectively clamped with first bearings (3), the two first bearings (3) are rotatably connected with the same roller (4), one end of the roller (4) is fixedly connected with a motor (5), the output shaft of the motor (5) is fixedly connected with one end of the roller (4), the roller (4) is fixedly connected with a fixed block (6), and the bottom of the fixed block (6) is fixedly connected with a polishing roller (7); Two first gears (8) are fixedly connected to the outside of the roller (4), and second gears (9) are respectively meshed with the outside of the two first gears (8), and one side of the two second gears (9) is respectively fixedly connected to a rotating shaft (10), and the other ends of the two rotating shafts (10) are respectively sleeved with second bearings (11), and the two second bearings (11) are respectively clamped in two connecting plates (2), and the other sides of the two second gears (9) are respectively fixedly connected to electric push rods (12), and the other ends of the two electric push rods (12) are respectively fixedly connected to positioning rings (13).

2. A tunnel segment repair device according to claim 1, characterized in that: A positioning groove (14) is provided in the positioning ring (13), and a placement block (15) is fixedly connected above the platform (1).

3. A tunnel segment repair device according to claim 1, characterized in that: A motor fixing block (16) is fixedly connected to the outside of the motor (5), and one side of the motor fixing block (16) is fixedly connected to one side of one of the connecting plates (2).

4. A tunnel segment repair device according to claim 1, characterized in that: A plurality of through holes (17) are provided in the platform (1), and a storage box (18) is fixedly connected to the bottom of the platform (1).

5. A tunnel segment repair device according to claim 4, characterized in that: The bottom of the storage box (18) is fixedly connected with a discharge port (19), and a valve (20) is provided in the discharge port (19).

6. A tunnel segment repair device according to claim 1, characterized in that: Support legs (21) are fixedly connected to the four corners of the bottom of the platform (1), and a friction layer is provided at the bottom of the support legs (21).

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