Underground water gushing drill hole plugging structure

Abstract

The utility model relates to the technical field of grouting hole sealing, and provides an underground water gushing drill hole plugging structure which comprises a drainage pipe arranged in a drill hole, a sealing plate is fixedly arranged on the drainage pipe in a sleeved mode, the sealing plate abuts against the inner wall of the drill hole in a sealed mode, and a reinforcing column which extends towards the outside of the drill hole and is used for reinforcing the structural strength is arranged on the sealing plate. The space among the drill hole, the sealing plate and the reinforcing column is filled with grout, through the structural design of the drainage pipe, the sealing plate and the reinforcing column, the plugging structure is firmer and more stable, the plugging effect is improved, diffusion of underground gushing water is prevented, and engineering safety is protected.

Description

Technical Field

[0001] The utility model relates to the technical field of grouting and sealing holes, in particular to an underground water gushing drilling hole sealing structure. Background Art

[0002] In tunnel engineering, drilling construction often destroys underground fissures and causes a large amount of water gushing out. The existing hole sealing technology generally uses grouting directly after casing is installed, but the slurry is easily diluted and dispersed by water. Especially for holes with large water gushing out, it is often difficult to completely seal them, resulting in water gushing out from the surrounding area of ​​the borehole. This is not only time-consuming and labor-intensive, but also has an unsatisfactory sealing effect. Utility Model Content

[0003] The utility model aims to provide an underground water gushing borehole plugging structure to solve the above technical problems and improve the plugging effect.

[0004] The embodiment of the utility model is realized through the following technical scheme: an underground water gushing borehole sealing structure, including a drainage pipe arranged in the borehole, a sealing plate is fixedly mounted on the drainage pipe, the sealing plate is sealed and abutted against the inner wall of the borehole, and a reinforcing column extending outside the borehole for enhancing the structural strength is arranged on the sealing plate, and slurry is filled between the borehole, the sealing plate and the reinforcing column.

[0005] Furthermore, it also includes a baffle, which is movably sleeved on the drainage tube and the reinforcement column.

[0006] Preferably, the reinforcing column is a threaded rod, and a nut for fastening the baffle is threadedly connected to the reinforcing column.

[0007] Furthermore, a plurality of reinforcing columns are provided, and the plurality of reinforcing columns are evenly distributed on the upper surface of the sealing plate.

[0008] Furthermore, the drainage tube, the sealing plate and the reinforcing column are integrally formed.

[0009] Furthermore, the inner wall of the drilled hole close to the orifice and the outer wall of the drainage tube are uneven burr walls.

[0010] Furthermore, the slurry is cement mortar.

[0011] The utility model has at least the following advantages and beneficial effects: by arranging a drainage pipe in the drill hole and sleeve-mounting a fixed sealing plate on the drainage pipe, and the sealing plate is provided with a reinforcing column for enhancing the structural strength, the sealing structure is made more firm and stable, the sealing effect is improved, the diffusion of underground water gushing is prevented, and the safety of the project is protected. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 A schematic diagram of the structure of an underground water-gushing borehole plugging structure provided by the utility model;

[0014] Figure 2 A top view of an underground water-gushing borehole plugging structure provided by the utility model;

[0015] Icon: 1-drilling hole, 2-drainage tube, 3-sealing plate, 4-reinforcement column, 5-slurry, 6-baffle, 7-nut. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0017] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] Example

[0019] like Figure 1 , 2As shown, in this embodiment, a plugging structure for underground water-gushing borehole is mainly disclosed, including a drainage pipe 2 arranged in the borehole 1, a sealing plate 3 is fixedly sleeved on the drainage pipe 2, the sealing plate 3 is sealed and abutted against the inner wall of the borehole 1, and a reinforcing column 4 is provided on the sealing plate 3 and extends outward from the borehole 1 to strengthen the structural strength, and slurry 5 is filled between the borehole 1, the sealing plate 3 and the reinforcing column 4. It should be noted that the drainage pipe 2 is placed in the borehole 1, the drainage pipe 2 can be located at the center of the sealing plate 3, and the sealing plate 3 can be located at the lower end or the middle position of the drainage pipe 2, and then the slurry 5 is injected into the borehole 1. The structural design of the drainage pipe 2, the sealing plate 3 and the reinforcing column 4 makes the plugging structure more firm and stable, improves the plugging effect, can effectively prevent the spread of underground water gushing, and protect the safety of the project.

[0020] Furthermore, in the present embodiment, a baffle 6 is also included, which is movably mounted on the drainage tube 2 and the reinforcing column 4. Repeated pressing can be used to compact the slurry 5 and shake out the air in the slurry 5. Specifically, the reinforcing column 4 is a threaded rod, and a nut 7 for fastening the baffle 6 is threadedly connected to the reinforcing column 4, which can better fix the baffle 6, thereby enhancing the stability and reliability of the plugging structure and making the structure more flexible. The thickness of the grouting can be adjusted according to the plugging requirements, thereby improving the convenience and efficiency of the construction.

[0021] Furthermore, in a specific implementation, the above-mentioned reinforcing columns 4 provided in the embodiment of the utility model are provided in plurality, and the plurality of reinforcing columns 4 are evenly distributed on the upper surface of the sealing plate 3, thereby improving the overall bearing capacity and durability of the sealing structure.

[0022] Furthermore, in a specific implementation, the drainage tube 2, sealing plate 3 and reinforcing column 4 provided in the embodiment of the utility model are integrally formed, thereby avoiding the risk of water leakage at the interface between the drainage tube 2 and the sealing plate 3 and ensuring the integrity and sealing of the sealing structure.

[0023] Furthermore, in a specific implementation, the inner wall of the above-mentioned borehole 1 close to the orifice and the outer wall of the drainage tube 2 provided in the embodiment of the utility model are uneven burred walls, which increase the adhesion area between the borehole 1 and the drainage tube 2 and the slurry 5, and improve the plugging effect and sealing performance.

[0024] Furthermore, in a specific implementation, the slurry 5 provided in the embodiment of the utility model is cement mortar, which has good curing performance and durability, and is convenient for integrating the sealing structure with the borehole 1, and can effectively seal the borehole 1 and maintain stability for a long time.

[0025] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An underground water-gushing borehole plugging structure, characterized in that: The invention comprises a drainage tube (2) arranged in a borehole (1), a sealing plate (3) being sleeved and fixed on the drainage tube (2), the sealing plate (3) being in sealing contact with the inner wall of the borehole (1), a reinforcing column (4) extending outward from the borehole (1) for reinforcing the structural strength being arranged on the sealing plate (3), and slurry (5) being filled between the borehole (1), the sealing plate (3) and the reinforcing column (4).

2. The underground water gushing borehole plugging structure according to claim 1, characterized in that: It also comprises a baffle (6), wherein the baffle (6) is movably sleeved on the drainage tube (2) and the reinforcing column (4).

3. The underground water gushing borehole plugging structure according to claim 2, characterized in that: The reinforcing column (4) is a threaded rod, and a nut (7) for fastening the baffle (6) is threadedly connected to the reinforcing column (4).

4. The underground water gushing borehole plugging structure according to claim 1, characterized in that: A plurality of the reinforcing columns (4) are provided, and the plurality of the reinforcing columns (4) are evenly distributed on the upper surface of the sealing plate (3).

5. The underground water gushing borehole plugging structure according to claim 1, characterized in that: The drainage tube (2), the sealing plate (3) and the reinforcing column (4) are integrally formed.

6. The underground water gushing borehole plugging structure according to claim 1, characterized in that: The inner wall of the borehole (1) close to the orifice and the outer wall of the drainage tube (2) are uneven burr walls.

7. The underground water gushing borehole plugging structure according to claim 1, characterized in that: The slurry (5) is cement mortar.

Images