Grouting reinforcement device

Abstract

The utility model discloses a grouting reinforcement device, and particularly relates to the technical field of grouting reinforcement devices, the grouting reinforcement device comprises a mounting seat, and a grouting assembly used for conveying slurry in the underground excavation construction process of a thermal power generation electric power tunnel is arranged outside the top of the mounting seat; a cleaning assembly used for cleaning residues is arranged in the grouting assembly. And the cleaning assembly comprises a movable shaft, a movable cavity is formed in the bottom end of the movable shaft, a spring is arranged in the movable cavity, and a movable part with a T-shaped section is arranged at the bottom of the spring. Through communication of the vertical groove and the hook groove, the scraper can move longitudinally and then rotate outwards, so that the connecting piece can be operated to be separated from the hook groove and the vertical groove, the purpose of disassembling the scraper is achieved, meanwhile, the scraper can be fixed by moving longitudinally and then rotating inwards and operating the connecting piece to be embedded into the hook groove, and then the fixing shaft is pushed by the spring to move downwards. The clamping stability of the connecting piece and the hook groove is enhanced, and therefore the effect of conveniently disassembling and cleaning the assembly can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of grouting reinforcement devices, in particular to a grouting reinforcement device. Background Art

[0002] Grouting reinforcement devices are used to inject slurry (usually cement slurry or other binder materials) into soil or structures to increase their bearing capacity, improve stability or repair damaged parts. Grouting reinforcement devices used in thermal power generation power tunnel construction are usually used to pre-reinforce the stratum and control groundwater.

[0003] As shown in the application document with the prior art publication number CN220847577U, it includes a base plate, a mud tank and a grouting pump, wherein the mud tank is fixedly mounted on the top of the base plate, a stirring assembly is mounted on the top of the mud tank, a feed pipe is fixedly mounted on the top of the surface of the mud tank, a grouting hose is fixedly mounted on the bottom of the surface of the mud tank, a slurry outlet pipe is mounted on the output end of the grouting pump, a first motor is fixedly mounted on the top of the slurry outlet pipe, and a fixing frame is mounted on the output end of the first motor. This technical solution enables the grouting reinforcement device to move along the inner wall of the slurry outlet pipe by the rotation of the first motor after use, through the arrangement of the scraper bar, the fixing frame and the first motor, so that the mud attached to the inner wall of the slurry outlet pipe is scraped clean in time, avoiding the phenomenon that the mud adheres to the inner wall of the slurry outlet pipe for a long time, resulting in the solidification and accumulation of the mud and the blockage of the slurry outlet pipe.

[0004] However, the above technical solution uses a scraper bar to clean the inner wall of the slurry outlet pipe. After long-term use, the scraper bar will be worn and other structural damage, which will affect the cleaning effect of the technical solution. In addition, the scraper bar is integrally packaged and fixed inside the slurry outlet pipe, making it inconvenient for staff to disassemble and maintain structures such as the scraper bar and the fixing frame. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a grouting reinforcement device, which can be connected with the vertical groove and the hook groove, and then can be moved longitudinally and then turned outward, so that the connecting piece can be operated to separate from the hook groove and the vertical groove to achieve the purpose of disassembling the scraper. At the same time, it can also be moved longitudinally and then turned inward, and the connecting piece can be operated to be embedded in the hook groove to achieve the effect of fixing the scraper. After that, the fixed shaft is pushed downward with the help of a spring to enhance the engagement stability of the connecting piece and the hook groove, thereby achieving the effect of convenient disassembly and assembly of cleaning components to solve the problems arising in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grouting reinforcement device, comprising a mounting seat, the top of which is provided with a grouting assembly for conveying mud during the dark excavation construction of a thermal power generation power tunnel;

[0007] A cleaning component for cleaning residues is provided inside the grouting component;

[0008] The cleaning assembly comprises a movable shaft, a movable cavity is provided inside the bottom end of the movable shaft, a spring is provided inside the movable cavity, a movable member with a T-shaped cross section is provided at the bottom of the spring, the bottom end of the movable member passes through the movable cavity and extends to the bottom of the movable shaft, and a pressure plate is installed at the bottom end of the movable member;

[0009] Both sides of the movable shaft are provided with a vertical groove and a hook groove connected to each other, and the hook groove is arranged at the top of the vertical groove;

[0010] A fixed shaft is provided at the bottom of the pressure plate, and connectors are installed on both sides of the top of the fixed shaft. The end of the top of the connector close to the movable shaft extends into the hook groove. A fixed plate is installed at the bottom of the fixed shaft, and a plurality of scrapers distributed at intervals are installed at the bottom of the fixed plate.

[0011] In a preferred embodiment, the grouting assembly includes a storage tank installed on the top of the mounting seat, the front side of the bottom end of the storage tank is fixedly connected to a delivery pipe, a grouting pump is installed on the outside of the delivery pipe, the end of the delivery pipe away from the storage tank is fixedly connected to a hose, and the end of the hose away from the delivery pipe is fixedly connected to the grouting pipe; the cleaning assembly is arranged inside the grouting pipe, the top end of the movable shaft is movably connected to the top of the inner cavity of the grouting pipe through a bearing, and the mud in the storage tank is transported to the grouting pipe through the delivery pipe and the hose by the grouting pump, and is sprayed out from the grouting pipe to perform grouting operation.

[0012] In a preferred embodiment, a motor is installed on the top of the grouting pipe, and the output shaft of the motor passes through the grouting pipe and is fixed to the top of the movable shaft. The movable shaft is driven to rotate by the motor, and the movable shaft drives the fixed shaft with the help of the engagement of the hook groove and the connecting piece. The fixed shaft then drives the fixed plate to drive the scraper to rotate, thereby achieving the effect of scraping and cleaning the inner wall of the grouting pipe.

[0013] In a preferred embodiment, a support plate is provided on the outside of the grouting pipe, and two spaced-apart electric push rods are installed on the bottom of one end of the support plate close to the mounting seat. The bottom end of the electric push rod is fixed to the top of the mounting seat. The grouting pipe connected to the conveying pipe by the hose can be driven up and down by the extension or contraction of the electric push rod, so that the staff can adjust the height of the grouting pipe according to the grouting needs.

[0014] In a preferred embodiment, a feed pipe is fixedly connected to the top of the storage tank. Through the connection between the feed pipe and the storage tank, it is convenient for workers to transport the mud to the interior of the storage tank for storage.

[0015] In a preferred embodiment, a push handle is installed at the top of the rear end of the mounting seat, and a plurality of spaced universal wheels are installed at the bottom of the mounting seat. The staff operates the push handle to drive the mounting seat supported by the universal wheels to move.

[0016] Technical effects and advantages of the utility model:

[0017] Through the connection between the vertical groove and the hook groove, the device can first move longitudinally and then turn outward, so that the connecting piece can be operated to detach from the hook groove and the vertical groove to achieve the purpose of removing the scraper. At the same time, it can also move longitudinally and then turn inward to operate the connecting piece to embed into the hook groove to achieve the effect of fixing the scraper. After that, the fixed shaft is pushed downward with the help of the spring to enhance the engagement stability of the connecting piece and the hook groove, thereby achieving the effect of convenient disassembly and assembly of cleaning components. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a rear view of the grouting pipe of the utility model;

[0020] Figure 3 It is a side sectional view of the grouting pipe of the utility model;

[0021] Figure 4 It is an exploded view of the movable shaft of the utility model;

[0022] Figure 5 It is a cross-sectional view of the active axis of the utility model.

[0023] The accompanying drawings are marked as follows: 1. mounting seat; 2. movable shaft; 3. movable cavity; 4. spring; 5. movable part; 6. pressure plate; 7. vertical groove; 8. hook groove; 9. fixed shaft; 10. connecting part; 11. fixed plate; 12. scraper; 13. storage tank; 14. delivery pipe; 15. grouting pump; 16. hose; 17. grouting pipe; 18. motor; 19. support plate; 20. electric push rod; 21. feed pipe; 22. push handle; 23. universal wheel. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Refer to the instruction manual Figure 1-5The utility model provides a grouting reinforcement device, comprising a mounting seat 1, wherein the top of the mounting seat 1 is provided with a grouting assembly for conveying mud during the dark excavation construction process of a thermal power generation power tunnel;

[0026] like Figure 1 As shown, the grouting assembly includes a storage tank 13 installed on the top of the mounting seat 1, a delivery pipe 14 is fixedly connected to the front side of the bottom end of the storage tank 13, a grouting pump 15 is installed outside the delivery pipe 14, the end of the delivery pipe 14 away from the storage tank 13 is fixedly connected to a hose 16, and the end of the hose 16 away from the delivery pipe 14 is fixedly connected to a grouting pipe 17; the cleaning assembly is arranged inside the grouting pipe 17, the top end of the movable shaft 2 is movably connected to the top of the inner cavity of the grouting pipe 17 through a bearing, and the mud in the storage tank 13 is transported to the grouting pipe 17 through the delivery pipe 14 and the hose 16 by the grouting pump 15, and is sprayed out from the grouting pipe 17 to perform the grouting operation.

[0027] In order to facilitate the cleaning of the residue on the inner wall of the grouting pipe 17, a cleaning component for cleaning the residue is provided inside the grouting component;

[0028] like Figure 3-5 As shown, the cleaning assembly includes a movable shaft 2, a movable cavity 3 is opened inside the bottom end of the movable shaft 2, a spring 4 is arranged inside the movable cavity 3, a movable part 5 with a T-shaped cross-section is arranged at the bottom of the spring 4, the bottom end of the movable part 5 passes through the movable cavity 3 and extends to the bottom of the movable shaft 2, and a pressure plate 6 is installed at the bottom end of the movable part 5; vertical grooves 7 and hook grooves 8 are opened on both sides of the movable shaft 2, and the hook grooves 8 are arranged at the top of the vertical grooves 7; a fixed shaft 9 is provided at the bottom of the pressure plate 6, connecting parts 10 are installed on both sides of the top of the fixed shaft 9, and the top end of the connecting part 10 close to the movable shaft 2 extends to the inside of the hook groove 8, a fixed plate 11 is installed at the bottom end of the fixed shaft 9, and a plurality of scrapers 12 distributed at intervals are installed at the bottom of the fixed plate 11.

[0029] like Figure 1-3 As shown, a motor 18 is installed on the top of the grouting pipe 17, and the output shaft of the motor 18 passes through the grouting pipe 17 and is fixed to the top of the movable shaft 2. The movable shaft 2 is driven to rotate by the motor 18, and the movable shaft 2 drives the fixed shaft 9 with the help of the engagement of the hook groove 8 and the connecting piece 10. The fixed shaft 9 then drives the fixed plate 11 to drive the scraper 12 to rotate, so that the inner wall of the grouting pipe 17 can be scraped and cleaned.

[0030] like Figure 1 and 2As shown, the grouting pipe 17 is provided with a support plate 19 on the outside, and two spaced-apart electric push rods 20 are installed at the bottom of one end of the support plate 19 close to the mounting seat 1. The bottom end of the electric push rod 20 is fixed to the top of the mounting seat 1. The extension or contraction of the electric push rod 20 can drive the grouting pipe 17 connected with the conveying pipe 14 by the hose 16 to be adjusted up and down, so that the staff can adjust the height of the grouting pipe 17 according to the grouting needs.

[0031] like Figure 1 As shown, a feed pipe 21 is fixedly connected to the top of the storage tank 13. Through the connection between the feed pipe 21 and the storage tank 13, it is convenient for workers to transport mud to the interior of the storage tank 13 for storage.

[0032] like Figure 1 As shown, a push handle 22 is installed on the top of the rear end of the mounting seat 1, and a plurality of spaced universal wheels 23 are installed on the bottom of the mounting seat 1. The staff operates the push handle 22 to drive the mounting seat 1 supported by the universal wheels 23 to move.

[0033] The staff operates the scraper 12 to lift the fixed shaft 9 on the fixed plate 11, so that the connecting piece 10 can be moved to the position where the hook groove 8 is connected to the vertical groove 7, and then the fixed plate 11 is rotated to move the connecting piece 10 on the fixed shaft 9 to the inside of the vertical groove 7, so that the connecting piece 10 is not restricted and it is convenient for the staff to directly pull down and remove the scraper 12 for inspection and maintenance;

[0034] After the inspection, the staff lifts the fixed plate 11, so that the connecting piece 10 on the fixed plate 11 moves to the hook groove 8 through the vertical groove 7, and then rotates the fixed plate 11 to move the connecting piece 10 on the fixed plate 11 to the inside of the hook groove 8, and then pushes the fixed shaft 9 downward with the help of the tension of the spring 4, so that the connecting piece 10 can be firmly embedded in the inside of the hook groove 8, thereby ensuring the connection stability of the fixed shaft 9 and the movable shaft 2;

[0035] Finally, the movable shaft 2 is driven to rotate by the motor 18, and the movable shaft 2 drives the fixed shaft 9 to rotate by means of the engagement of the connecting piece 10 and the hook groove 8. The fixed shaft 9 then rotates with the multiple scrapers 12 on the fixed plate 11, thereby achieving the effect of scraping and cleaning the inner wall of the grouting pipe 17.

[0036] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A grouting reinforcement device, comprising a mounting seat (1), characterized in that: The top of the mounting seat (1) is provided with a grouting assembly for conveying slurry during the construction of a thermal power generation tunnel; A cleaning component for cleaning residues is provided inside the grouting component; The cleaning assembly comprises a movable shaft (2), a movable cavity (3) is provided inside the bottom end of the movable shaft (2), a spring (4) is provided inside the movable cavity (3), a movable part (5) with a T-shaped cross section is provided at the bottom of the spring (4), the bottom end of the movable part (5) passes through the movable cavity (3) and extends to the bottom of the movable shaft (2), and a pressure plate (6) is installed at the bottom end of the movable part (5); Both sides of the movable shaft (2) are provided with a vertical groove (7) and a hook groove (8) which are connected to each other, and the hook groove (8) is arranged at the top of the vertical groove (7); A fixed shaft (9) is provided at the bottom of the pressure plate (6), and connecting pieces (10) are installed on both sides of the top of the fixed shaft (9). The top end of the connecting piece (10) close to the movable shaft (2) extends into the inside of the hook groove (8). A fixed plate (11) is installed at the bottom of the fixed shaft (9), and a plurality of scrapers (12) are installed at intervals at the bottom of the fixed plate (11).

2. A grouting reinforcement device according to claim 1, characterized in that: The grouting assembly comprises a material storage tank (13) mounted on the top of the mounting seat (1), the front side of the bottom end of the material storage tank (13) is fixedly connected to a delivery pipe (14), a grouting pump (15) is installed outside the delivery pipe (14), one end of the delivery pipe (14) away from the material storage tank (13) is fixedly connected to a hose (16), and one end of the hose (16) away from the delivery pipe (14) is fixedly connected to a grouting pipe (17); The cleaning component is arranged inside the grouting pipe (17), and the top end of the movable shaft (2) is movably connected to the top of the inner cavity of the grouting pipe (17) via a bearing.

3. A grouting reinforcement device according to claim 2, characterized in that: A motor (18) is installed on the top of the grouting pipe (17), and an output shaft of the motor (18) passes through the grouting pipe (17) and is fixed to the top of the movable shaft (2).

4. A grouting reinforcement device according to claim 2, characterized in that: The grouting pipe (17) is externally sleeved with a support plate (19), and two spaced-apart electric push rods (20) are installed at the bottom of one end of the support plate (19) close to the mounting seat (1), and the bottom ends of the electric push rods (20) are fixed to the top of the mounting seat (1).

5. A grouting reinforcement device according to claim 2, characterized in that: The top of the material storage tank (13) is fixedly connected to a material feeding pipe (21).

6. A grouting reinforcement device according to claim 1, characterized in that: A push handle (22) is mounted on the top of the rear end of the mounting seat (1), and a plurality of spaced universal wheels (23) are mounted on the bottom of the mounting seat (1).

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