LU502949B1

LU502949B1 - A Rapid Grouting Joint Capable of Being Recycled by Advance Ductule Grouting

Info

Publication number: LU502949B1
Application number: LU502949A
Authority: LU
Inventors: Jinyong Jia; Peng Zhao; Wei Zhang; Chengxing Shu; Chunguang Wan; Jihong Liu; Yongwang Gao; Jingjing Tian; Yanhui Wang; Zhongqiang Yi; Ning Ding; Xiang Gao
Original assignee: China Railway No 9 Eng Group No 1 Construction Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2024-04-24

Abstract

The invention discloses a rapid grouting joint capable of being recycled by advance ductule grouting, comprising a first ductule, one end of which is equipped with a sealing connection structure, the other end of which is connected with one end of an exhaust structure through a water valve, and the other end of which is connected with a joint structure through a second ductule, through the function of the sealing connection structure, equipment can be quickly and hermetically connected to the inner wall of the advance ductule to ensure the connection effect, At the same time, the working efficiency is improved, and the practicability is strong, the flow rate and velocity are controlled by the water valve, and the gas in the slurry is conveniently discharged through the exhaust structure, at the same time, it is convenient to replace and maintain the joint of the exhaust structure, through the joint structure, the equipment can be continuously connected to the pipeline, and the application range is wide, through the parallel structure, another group of equipment can be connected and grouting work can be carried out at the same time.

Description

DESCRIPTION

A Rapid Grouting Joint Capable of Being Recycled by Advance LUU502949

Ductule Grouting

FIELD OF THE INVENTION

[0001] The invention relates to the technical field of building engineering, in particular to a rapid grouting joint capable of being recycled by advance ductule grouting.

BACKGROUND OF THE RELATED ART

[0002] The advance ductule is a technological method in tunneling construction of tunnel engineering, it is mainly used for pre-support of weak fracture zone, shallow buried zone, hole bias zone, sand layer zone, sandy pebble zone and fault fracture zone in self-stabilizing period, the existing grouting joints of advance ductule can't be recycled, and the installation is complicated, which affects the use rate and has poor practicability.

SUMMARY OF THE INVENTION

[0003] The purpose of the present invention is to provide a rapid grouting joint capable of being recycled by advance ductule Grouting, so as to solve the problems raised in the above background technology.

[0004] To achieve the above purpose, the present invention provides the following technical scheme: A fast grouting joint capable of being recycled by advance ductule grouting comprises a first ductule, one end of which is equipped with a sealing connection structure, the other end of which is connected with one end of an exhaust structure through a water valve, and the other end of which is connected with a joint structure through a second ductule.

[0005] Preferably, the sealing connection structure comprises a horizontal pipe, the end of the horizontal pipe is connected with the first ductule, both sides of the horizontal pipe are provided with threaded sections, the outer wall of the threaded section at one end close to the first ductule is screwed with a nut, the outer wall of the threaded section at the other end far from the first ductule is screwed with a top block, the outer wall of the horizontal pipe is sleeved with a hollow cylinder and three rubber sleeves, the hollow cylinder is fitted with the nut, One of the rubber sleeves is fitted with the top block.

[0006] Preferably, the exhaust structure comprises a three-way pipe, one end of which is connected with a water valve, the other end of which is connected with a second ductule, the 1 lower end of which is connected with a threaded pipe in a screw way, and the lower end of LY502949 which is connected with an exhaust head through an air valve.

[0007] Preferably, the joint structure comprises a sheath which is screwed to the end of the second ductule, and the other end of the sheath is communicated with a threaded sleeve through a connecting pipe.

[0008] Preferably, the lower end of the first ductule is fixedly equipped with a parallel structure;

[0009] The parallel structure comprises a connecting rod which is fixedly assembled at the lower end of the first ductule, the lower end of the connecting rod is fixedly assembled with a sleeve, the surface of the sleeve penetrates through and is screwed with a screw, and the inner end of the screw is fixedly assembled with a pressing plate.

[0010] Compared with the prior art, the invention has the advantages that: The invention relates to A Rapid Grouting Joint Capable of Being Recycled by Advance ductule Grouting,

A water valve and an exhaust structure are connected between the first pipe and the second pipe, and the joint structure and the sealing connection structure are respectively connected at both sides to form a complete ductule grouting joint which can be recycled, through the function of the sealing connection structure, the equipment can be quickly and hermetically connected to the inner wall of the leading ductule, ensuring the connection effect, improving the working efficiency at the same time, and having strong practicability, the flow rate and velocity are controlled by the water valve, and the gas in the slurry can be conveniently discharged through the exhaust structure, meanwhile, the joint of the exhaust structure can be conveniently replaced and repaired, the joint structure ensures that the equipment can be continuously connected to the pipeline, and the application range is wide, and through the parallel structure, another group of equipment can be connected, and grouting can be carried out at the same time.

BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is a schematic structural diagram of the present invention;

[0012] Figure 2 is an enlarged schematic diagram of the structure at A in Figure 1;

[0013] Figure 3 is an enlarged schematic diagram of the structure at B in Figure 1.

[0014] In the picture: 1-first ductule, 2-water valve, 3-exhaust structure, 31-tee, 32-threaded pipe, 33 -exhaust head, 34-air valve, 4-second ductule, 5-joint structure, 51-sheath, 52- 2 connecting pipe, 53-threaded sleeve, 6-parallel structure, 61-connecting rod, 62-sleeve, 63- 0502949 pressing plate, 64-stud, 7-sealed connection structure, 71-nut, 72-threaded section, 73- horizontal pipe, 74-hollow cylinder, 75-rubber sleeve and 76-top block.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0015] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, obviously, the described embodiments are only part of the embodiments of the present invention, but not all of them. Based on the embodiment of the present invention, all other embodiments obtained by ordinary technicians in the field without creative labor are within the scope of the present invention.

[0016] Referring to Figure 1-3, the invention provides a quick grouting joint which can be recycled by advanced ductule grouting, including a first pipe 1, one end of which 1s equipped with a sealing connection structure 7, the other end of the first pipe 1 is connected with one end of an exhaust structure 3 through a water valve 2, and the other end of the exhaust structure 3 is connected with a joint structure 5 through a second pipe 4.

[0017] By connecting the water valve 2 and the exhaust structure 3 between the first ductule 1 and the second ductule 4, and connecting the joint structure 5 and the sealing connection structure 7 at both sides respectively, a complete ductule grouting joint is formed, which can be recycled, through the function of the sealing connection structure 7, the equipment can be quickly and hermetically connected to the inner wall of the leading ductule, ensuring the connection effect, improving the working efficiency and having strong practicability, the water valve 2 controls the flow rate and velocity, and the exhaust structure 3 facilitates the discharge of the gas in the slurry, and at the same time facilitates the replacement and maintenance of the joint of the exhaust structure 3, through the joint structure 5, the equipment can be continuously connected to the pipeline, ensuring a wide application range, through the parallel structure 6, another group of equipment can be connected and grouting can be carried out at the same time.

[0018] The sealing connection structure 7 comprises a transverse pipe 73, the end of the transverse pipe 73 is connected with the first ductule 1, both sides of the transverse pipe 73 are provided with threaded sections 72, the outer wall of the threaded section 72 at one end close to the first ductule 1 is connected with a nut 71, and the outer wall of the threaded 3 section 72 at the other end far from the first ductule 1 is connected with a top block 76, the LU502949 outer wall of the horizontal tube 73 is sleeved with a hollow tube 74 and three rubber sleeves 75. The hollow tube 74 is attached to the nut 71, and one rubber sleeve 75 is attached to the top block 76.

[0019] When the sealing connection structure 7 needs to be used, the end of the top block 76 is first inserted into the leading ductule, and the nut 71 is rotated, according to the screw connection between the nut 71 and the threaded section 72, the nut 71 can be adjusted to move to the right, and the hollow cylinder 74 is driven to squeeze the rubber sleeve 75 to deform it, the rubber sleeve 75 extends to the periphery, pushes against the leading ductule, and is fixed by friction, at the same time, it can perform good sealing and ensure the effect of quick connection.

[0020] The exhaust structure 3 includes a three-way pipe 31, one end of the three-way pipe 31 is connected with the water valve 2, the other end of the three-way pipe 31 is connected with the second pipe 4, the lower end of the three-way pipe 31 is connected with the threaded pipe 32 through screw connection, and the lower end of the threaded pipe 32 is connected with the exhaust head 33 through the air valve 34.

[0021] When the exhaust structure 3 needs to be used, the threaded pipe 32 is screwed on the tee pipe 31 to facilitate replacement, at the same time, at the beginning of grouting, the regulating valve 34 can be opened to adjust the exhaust.

[0022] The joint structure 5 includes a sheath 51, the sheath 51 is screwed to the end of the second ductule 4, and the other end of the sheath 51 is communicated with a threaded sleeve 53 through a connecting pipe 52.

[0023] The second ductule 4 is connected by a sheath 51, and other pipelines are connected by a threaded sleeve 53.

[0024] The lower end of the first ductule 1 is fixedly equipped with a parallel structure 6;

[0025] The parallel structure 6 includes a connecting rod 61, the connecting rod 61 is fixedly assembled at the lower end of the first ductule 1, the lower end of the connecting rod 61 is fixedly assembled with a sleeve 62, the surface of the sleeve 62 is threaded with a screw 64, and the inner end of the screw 64 is fixedly assembled with a pressing plate 63.

[0026] By using the parallel structure 6, the two grouting devices can be integrally connected, work at the same time, and are convenient to control, First, the first ductule 1 in the other grouting joint is inserted into the sleeve 62, and the screw 64 is rotated to adjust the displacement of the pressure plate 63, and the other grouting joint is squeezed to fix it. 4

[0027] Although the embodiments of the present invention have been shown and described, it LY502949 will be understood by those skilled in the art that many changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The invention relates to a rapid grouting joint capable of being recycled by advance LUV502949 ductule grouting, which is characterized in that: Comprises a first ductule (1), wherein one end of the first ductule (1) is equipped with a sealing connection structure (7), the other end of the first ductule (1) is connected with one end of an exhaust structure (3) through a water valve (2), and the other end of the exhaust structure (3) is connected with a joint structure (5) through a second ductule (4).

2. According to claim 1, a rapid grouting joint capable of being recycled by advance ductule grouting is characterized in that: The sealing connection structure (7) comprises a transverse pipe (73), and the end of the transverse pipe (73) is connected with the first ductule (1), Both sides of the horizontal pipe (73) are provided with threaded sections (72), and the outer wall of the threaded section (72) close to one end of the first ductule (1) is screwed with a nut (71), the outer wall of the threaded section (72) at the other end far from the first ductule (1) is bolted with a top block (76), the outer wall of the horizontal tube (73) is sleeved with a hollow cylinder (74) and three rubber sleeves (75), the hollow cylinder (74) is fitted with a nut (71), and one of the rubber sleeves (75) is fitted with the top block (76).

3. According to claim 1, a rapid grouting joint capable of being recycled by advance ductule grouting is characterized in that: The exhaust structure (3) comprises a three-way pipe (31), one end of which is connected with the water valve (2), the other end of the three-way pipe (31) is connected with the second ductule (4), the lower end of the three-way pipe (31) is connected with a threaded pipe (32) in a screw way, and the lower end of the threaded pipe (32) is connected with an exhaust head (33) through an air valve (34).

4. According to claim 1, a rapid grouting joint capable of being recycled by advance ductule grouting is characterized in that: The joint structure (5) comprises a sheath (51), the sheath (51) is screwed to the end of the second ductule (4), and the other end of the sheath (51) is communicated with a threaded sleeve (53) through a connecting pipe (52).

5. According to claim 1, a rapid grouting joint capable of being recycled by advance ductule grouting is characterized in that: The lower end of the first ductule (1) is fixedly equipped with a parallel structure (6); The parallel structure (6) includes a connecting rod (61), the connecting rod (61) is fixedly assembled at the lower end of the first ductule (1), the lower end of the connecting rod (61) is fixedly equipped with a sleeve (62), the surface of the sleeve (62) is threaded with a screw (64), and the inner end of the screw (64) is fixedly equipped with a pressure plate (63). 6