CN218844322U

CN218844322U - Slip casting reinforcing apparatus of tunnel undercut construction

Info

Publication number: CN218844322U
Application number: CN202223446829.3U
Authority: CN
Inventors: 郭峰; 候建林; 陆宏朝; 未其辉
Original assignee: Urban Rail Transit Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Current assignee: Urban Rail Transit Engineering Co Ltd of China Railway Beijing Engineering Group Co Ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-11
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to a tunnel construction equipment technical field especially relates to a slip casting reinforcing apparatus of tunnel undercut construction. Its technical scheme includes the clear water tank, removes seat and grouting pump, remove seat upper surface one side and install the agitator tank, the agitator tank upper surface is equipped with the washing mouth, remove one side that seat upper surface deviates from the agitator tank and install the grouting pump, three-way valve B is installed to the grouting pump input, three-way valve B goes up surface mounting has the quick-operation joint, three-way valve B installs the check valve in the inboard, three-way valve A is installed to the check valve end, and the inboard and agitator tank of three-way valve A are close to lower surface position department and connect, the grouting pump output is connected with the slip casting pipe, slip casting pipe end-to-end connection has the connector. The utility model discloses can wash the slip casting pipeline inside after stopping the slip casting, prevent that the inside remaining cement thick liquid of slip casting pipeline from solidifying and leading to blockking up, the follow-up use of slip casting pipeline of being convenient for.

Description

Slip casting reinforcing apparatus of tunnel undercut construction

Technical Field

The utility model relates to a tunnel construction equipment technical field specifically is a slip casting reinforcing apparatus of tunnel undercut construction.

Background

The grouting reinforcement construction of the tunnel aims to improve the loose property of the stratum and control water, so that the compressive strength and the adhesion of the top and the side of the tunnel are improved, the reinforcement aim is realized, and the stability of surrounding rocks after lining the tunnel and the safety of the tunnel are ensured.

The existing grouting equipment for tunnel underground excavation construction is used, when grouting is finished or is suspended, residual cement slurry in a grouting pipeline is easy to cause internal blockage of the grouting pipeline after the cement slurry is solidified, and therefore the grouting reinforcement device for tunnel underground excavation construction is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slip casting reinforcing apparatus of tunnel undercut construction, possess and to stop the inside washing of slip casting pipeline after the slip casting, prevent that the inside remaining cement thick liquid of slip casting pipeline from solidifying and leading to blockking up, the advantage of the follow-up use of slip casting pipeline of being convenient for has solved the current in-process that is used for the slip casting equipment of tunnel undercut construction at the use, when slip casting end or when suspending the slip casting, the inside remaining cement thick liquid of slip casting pipeline leads to the inside problem of blockking up of slip casting pipeline after solidifying easily.

In order to achieve the above object, the utility model provides a following technical scheme: including the clear water tank, remove seat and grouting pump, remove seat upper surface one side and install the agitator tank, the agitator tank upper surface is equipped with the washing mouth, remove one side that seat upper surface deviates from the agitator tank and install the grouting pump, three-way valve B is installed to the grouting pump input, three-way valve B goes up surface mounting has the quick-operation joint, three-way valve B installs the inboard check valve, three-way valve A is installed to the check valve end, and the inboard and agitator tank of three-way valve A is close to lower surface position department and connects, the grouting pump output is connected with the slip casting pipe, slip casting pipe end-to-end connection has the connector, it installs the clear water tank to remove seat upper surface near rear surface position department, surface mounting has the water pump on the clear water tank, the water pump output is connected with the outlet pipe.

Preferably, the rubber sheets are symmetrically arranged on the upper surface of the stirring tank close to the front surface and the rear surface, and the two rubber sheets can shield the cleaning opening after being folded, so that the cement slurry is prevented from splashing out of the cleaning opening during stirring.

Preferably, a transparent pipe is arranged at a position, close to the lower surface, on the outer side of the clean water tank, the tail end of the transparent pipe is located above the clean water tank, the water level inside the clean water tank is observed through the transparent pipe, and water is supplemented into the clean water tank through the transparent pipe.

Preferably, agitator tank outside axle center position department installs agitator motor, the (mixing) shaft is installed to the agitator motor output, and inside the (mixing) shaft was located the agitator tank, the outer welded surface of (mixing) shaft has stirring vane, and agitator motor work drives (mixing) shaft and stirring vane and rotates and stir the cement thick liquid, and when slip casting pause, can prevent that the inside cement thick liquid of agitator tank from solidifying.

Preferably, the welding of agitator tank outside near upper surface position department has the inlet pipe, the welding of inlet pipe end has the feeder hopper, the hang plate is installed to the bottom of agitator tank inner wall.

Preferably, the lower surface of the three-way valve A is provided with a drain pipe, the three-way valve B is adjusted, and the cement slurry inside the stirring tank can be emptied after the drain pipe is communicated with the stirring tank.

Preferably, the winding post is installed to removal seat upper surface near grouting pump outside position department, and when the slip casting pipe did not use, the slip casting pipe can twine at the winding post surface.

Preferably, the lower surface of the moving seat is provided with moving wheels at positions close to the four corners, and the moving seat moves through the four moving wheels.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up three-way valve A, three-way valve B, the quick-operation joint, a water pump, the water tank, agitator tank and washing mouth, reached and to having rinsed the inside grout pipe after stopping the slip casting, prevent that the inside remaining cement thick liquid of slip casting pipeline from solidifying and leading to blockking up, be convenient for the follow-up result of use of slip casting pipeline, when the slip casting, connector and slip casting crab-bolt are connected, the inside cement thick liquid of agitator tank is injected into the slip casting crab-bolt through the slip casting pipe to the grouting pump by the grouting pump, when the slip casting finishes, it makes agitator tank and blow off pipe intercommunication to adjust three-way valve A, the inside remaining cement thick liquid of agitator tank is discharged from the blow off pipe, the back has been discharged, it makes agitator tank and check valve intercommunication to adjust three-way valve A, the outlet pipe inserts inside the agitator tank from wasing the mouth, water pump and slip casting pump work, thereby to the slip casting pump, the inside of equipment such as slip casting pipe and agitator tank washs, and when the slip casting temporary halt, adjust three-way valve B, quick-operation joint and play water piping connection, the inside washing thick liquid of water pump injects the inside the slip casting pump into the slip casting pump with the inside of water tank, the slip casting pump and prevent the inside grout pipe from remaining and solidifying the inside of slip casting pipe from wasing and causing the inside of slip casting pipe.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the partial front view structure of the clear water tank of the present invention;

fig. 3 is the utility model discloses grouting pump local main view structure schematic diagram.

Reference numerals: 1. cleaning the opening; 2. a rubber sheet; 3. a stirring shaft; 4. a stirring blade; 5. a clear water tank; 6. a winding post; 7. a connector; 8. a grouting pipe; 9. a movable seat; 10. a moving wheel; 11. grouting pump; 12. an inclined plate; 13. a stirring tank; 14. a stirring motor; 15. a feeding pipe; 16. a feed hopper; 17. a water pump; 18. a water outlet pipe; 19. a transparent tube; 20. a three-way valve A; 21. a one-way valve; 22. a quick connector; 23. a three-way valve B; 24. a sewage discharge pipe.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 3, the utility model provides a slip casting reinforcing apparatus of tunnel undercut construction, including clean water tank 5, remove seat 9 and grouting pump 11, remove seat 9 upper surface one side and install agitator tank 13, agitator tank 13 outside axle center position department installs agitator motor 14, agitator motor 14 output end installs (mixing) shaft 3, and (mixing) shaft 3 is located agitator tank 13 inside, agitator shaft 3 outer surface welding has stirring vane 4, agitator motor 14 work drives (mixing) shaft 3 and stirring vane 4 and rotates and stir the cement thick liquid, and when the slip casting pause, can prevent that the inside cement thick liquid of agitator tank 13 from solidifying, agitator tank 13 outside is close to upper surface position department welding and has inlet pipe 15, inlet pipe 15 end welding has feeder hopper 16, the cement thick liquid throws to agitator tank 13 inside through feeder hopper 16, hang plate 12 is installed to the bottom of agitator tank 13 inner wall, agitator tank 13 upper surface is equipped with cleaning gap 1, agitator tank 13 upper surface is close to front surface and rear surface position department symmetry and installs sheet rubber 2, play the effect of sheltering from behind two sheet rubber 2 to cleaning gap 1, prevent that the thick liquid from splashing out when stirring from rinsing 1.

Remove 9 upper surfaces and deviate from one side of agitator tank 13 and install grouting pump 11, three-way valve B23 is installed to grouting pump 11 input, surface mounting has quick-operation joint 22 on three-way valve B23, three-way valve B23 inboard installs check valve 21, the check valve 21 end is installed three-way valve A20, and three-way valve A20 inboard is close to lower surface position department with agitator tank 13 inboard and is connected, three-way valve A20 lower surface mounting has blow off pipe 24, adjust three-way valve B23, blow off pipe 24 and agitator tank 13 communicate after, can empty the inside cement thick liquid of

agitator tank

13, 11 output of grouting pump is connected with

grouting pipe

8, 8 end-to-end connection of grouting pipe has connector 7, remove 9 upper surfaces and be close to 11 outside positions of grouting pump and install wrapping post 6, when grouting pipe 8 does not use, grouting pipe 8 can twine at 6 surfaces of wrapping post, remove 9 upper surfaces and be close to rear surface position department and install clean water tank 5, clean water tank 5 outside is close to lower surface position department and installs transparent pipe 19 in the clean water tank 5, the end of transparent pipe 19 is located the top of water tank 5, remove the water tank and remove the inside and install water pump 17 through four clean water pump 17 that the clean water wheel 17 that the corner is located to the clean water pump 17, clean water tank is all installed on the clean water pump 17.

The utility model discloses when making the slip casting, connector 7 is connected with the inside slip casting crab-bolt in construction tunnel, slip casting pump 11 injects the inside cement thick liquid of agitator tank 13 into the slip casting crab-bolt through slip casting pipe 8, when slip casting finishes, it makes agitator tank 13 and blow off pipe 24 intercommunication to adjust three-way valve A20, the inside remaining cement thick liquid of agitator tank 13 is discharged from blow off pipe 24, the back has been arranged, it makes agitator tank 13 and check valve 21 intercommunication to adjust three-way valve A20, outlet pipe 18 inserts agitator tank 13 inside from wash-out mouth 1,

water pump

17 and 11 work of slip casting pump, thereby to slip casting pump 11, the inside of equipment such as slip casting pipe 8 and agitator tank 13 is washd, and when the slip casting pauses, adjust three-way valve B23, quick-connection 22 and outlet pipe 18 are connected, water pump 17 injects the inside washing water of clear water tank 5 into

slip casting pump

11, 11 work of slip casting pump simultaneously, wash the inside remaining cement thick liquid of slip casting pipe 8 when carrying out abluent to slip casting pump 11, prevent that the inside remaining cement thick liquid of slip casting pipe 11 and the jam of slip casting pipe 8 from solidifying and causing the setting.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations to the above embodiments based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a slip casting reinforcing apparatus of tunnel undercut construction, includes clear water tank (5), removes seat (9) and grouting pump (11), its characterized in that: remove seat (9) upper surface one side and install agitator tank (13), agitator tank (13) upper surface is equipped with washing mouth (1), remove seat (9) upper surface and deviate from one side of agitator tank (13) and install grouting pump (11), three-way valve B (23) are installed to grouting pump (11) input, surface mounting has quick-operation joint (22) on three-way valve B (23), check valve (21) are installed to three-way valve B (23) inboard, check valve (21) end-to-end installation has three-way valve A (20), and three-way valve A (20) inboard and agitator tank (13) inboard are close to lower surface position department and connect, grouting pump (11) output is connected with grouting pipe (8), grouting pipe (8) end-to-end connection has connector (7), remove seat (9) upper surface and be close to rear surface position department and install clear water tank (5), surface mounting has water pump (17) on clear water tank (5), water pump (17) output is connected with outlet pipe (18).

2. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, characterized in that: and rubber sheets (2) are symmetrically arranged on the upper surface of the stirring tank (13) close to the front surface and the rear surface.

3. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, characterized in that: and a transparent pipe (19) is arranged at the position, close to the lower surface, of the outer side of the clear water tank (5).

4. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, characterized in that: agitator motor (14) are installed to agitator tank (13) outside axle center position department, (mixing) shaft (3) are installed to agitator motor (14) output, and (mixing) shaft (3) are located agitator tank (13) inside, there are stirring vane (4) outside (mixing) shaft (3) skin weld.

5. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, characterized in that: agitator tank (13) outside is close to upper surface position department welding has inlet pipe (15), the terminal welding of inlet pipe (15) has feeder hopper (16), hang plate (12) are installed to the bottom of agitator tank (13) inner wall.

6. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, characterized in that: and a sewage discharge pipe (24) is arranged on the lower surface of the three-way valve A (20).

7. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, characterized in that: the upper surface of the movable seat (9) is provided with a winding post (6) at a position close to the outer side of the grouting pump (11).

8. The grouting reinforcement device for tunnel underground excavation construction according to claim 1, characterized in that: the lower surface of the movable seat (9) is provided with movable wheels (10) at positions close to the four corners.