CN211898578U

CN211898578U - Underground continuous wall seam waterproof construction

Info

Publication number: CN211898578U
Application number: CN202020023937.1U
Authority: CN
Inventors: 曹文志; 田俊峰; 王冬颖
Original assignee: Huaya Metallurgical Construction Group Co ltd
Current assignee: Huaya Metallurgical Construction Group Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-11-10
Anticipated expiration: 2030-01-06

Abstract

The utility model belongs to the technical field of the wall body is waterproof, especially, relate to an underground continuous wall seam waterproof construction. The surface of the connecting joint of the continuous wall body is provided with a clamping caulking groove, and the connecting joint and the clamping caulking groove form a T-shaped splicing joint; waterproof sealant is filled at the bottom of the T-shaped splicing seam A, a T-shaped rubber insert block is inserted into the T-shaped splicing seam, and a T-shaped metal reinforcing piece is arranged in the T-shaped rubber insert block; the left side and the right side of the T-shaped rubber insert block are connected with metal nets, and the metal nets are fixed in the clamping caulking grooves through cast-in-place concrete; the surface of the T-shaped splicing seam is fixed with a plurality of reinforcing cross beams distributed at equal intervals through fixing bolts, and the reinforcing cross beams are matched with the T-shaped rubber embedding blocks and reinforced. The T-shaped embedded block is matched with the sealing waterproof glue to carry out waterproof treatment on the spliced seam, so that the sealing waterproof glue is effectively prevented from being oxidized and falling off; and the stability of the T-shaped embedded block fixation is ensured by the matching of the cast-in-place concrete and the expanded metal mesh.

Description

Underground continuous wall seam waterproof construction

Technical Field

The utility model belongs to the technical field of the wall body is waterproof, especially, relate to an underground continuous wall seam waterproof construction.

Background

At present, in the construction of basement and subway stations of urban high-rise buildings, a foundation pit needs to be excavated, the excavation of the foundation pit is deep, the requirement on the protection of the surrounding environment of the foundation pit is high, and in order to control the adverse effect on the surrounding environment in the excavation stage of the foundation pit, underground continuous walls are often adopted at the periphery of the foundation pit as vertical soil retaining and water retaining structures of the foundation pit. Due to the characteristics of the construction process of the underground continuous wall, the construction is carried out along the side of the foundation pit in a groove-dividing section, the underground continuous wall is composed of a plurality of wall panels, cast-in-place concrete of adjacent wall panels is poured in stages, so that water leakage is easy to occur at the joint between the wall panels of the underground continuous wall, the water leakage prevention of the joint of the wall panels is a key problem, and particularly when the underground continuous wall is used as a permanent outer wall of an underground structure, a better water stopping measure is required at the joint. But the traditional waterproof measures are simpler, and waterproof sealing is carried out by waterproof filling; however, waterproof fillers tend to oxidize their useful life and are not permanently waterproof.

SUMMERY OF THE UTILITY MODEL

Aiming at solving the problems of the defects and the shortcomings of the prior art; the utility model aims at providing an underground diaphragm wall joint waterproof structure which has simple structure, reasonable design and convenient use, and adopts the matching of a T-shaped embedded block and a sealing waterproof adhesive to carry out waterproof treatment on an assembly joint, thereby effectively avoiding the sealing waterproof adhesive from being oxidized and falling off; and the stability of the T-shaped embedded block fixation is ensured by the matching of the cast-in-place concrete and the expanded metal mesh.

In order to achieve the above object, the utility model adopts the following technical scheme: the wall comprises a continuous wall body, a clamping caulking groove, waterproof sealant, a T-shaped rubber insert, a T-shaped metal reinforcement, a metal net, cast-in-place concrete, a reinforcing beam and a fixing bolt; the surface of the connecting joint of the continuous wall body is provided with a clamping caulking groove, and the connecting joint and the clamping caulking groove form a T-shaped splicing joint; waterproof sealant is filled at the bottom of the T-shaped splicing seam A, a T-shaped rubber insert block is inserted into the T-shaped splicing seam, and a T-shaped metal reinforcing piece is arranged in the T-shaped rubber insert block; the left side and the right side of the T-shaped rubber insert are connected with metal nets, the metal nets are integrated with the continuous wall body through cast-in-place concrete pouring, a plurality of reinforcing cross beams which are distributed equidistantly are fixed on the surfaces of the T-shaped splicing seams through fixing bolts, and the T-shaped rubber insert is tightly compressed in the T-shaped splicing seams A through the reinforcing cross beams.

Preferably, the distance between the reinforcing beams is kept between 50 and 100 cm.

Preferably, the metal net is connected with a T-shaped metal reinforcing piece inside the T-shaped rubber insert block.

Preferably, the upper surface of the T-shaped rubber insert is flush with the surface of the continuous wall body.

Preferably, the lower end of the T-shaped rubber insert block is of a conical structure.

After the structure is adopted, the utility model discloses beneficial effect does: the T-shaped embedded block is matched with the sealing waterproof glue to carry out waterproof treatment on the spliced seam, so that the sealing waterproof glue is effectively prevented from being oxidized and falling off; and the stability of the T-shaped embedded block fixation is ensured by the matching of the cast-in-place concrete and the expanded metal mesh.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention is described in detail by the following specific embodiments and the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic plan view of the present invention.

Fig. 3 is a schematic structural view of the T-shaped rubber insert 4 of the present invention.

Description of reference numerals: the wall comprises a continuous wall body 1, a clamping caulking groove 2, waterproof sealant 3, a T-shaped rubber insert 4, a T-shaped metal reinforcement 5, a metal net 6, cast-in-place concrete 7, a reinforcing cross beam 8 and a fixing bolt 9.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

Referring to fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the waterproof wall comprises a continuous wall body 1, a clamping caulking groove 2, waterproof sealant 3, a T-shaped rubber insert 4, a T-shaped metal reinforcement 5, a metal net 6, cast-in-place concrete 7, a reinforcing beam 8 and a fixing bolt 9; the surface of the connecting joint of the continuous wall body 1 is provided with a clamping caulking groove 2, and the connecting joint and the clamping caulking groove 2 form a T-shaped splicing joint A; the bottom of the T-shaped splicing seam A is filled with waterproof sealant 3, a T-shaped rubber insert 4 is inserted into the T-shaped splicing seam A, and a T-shaped metal reinforcement 5 is arranged in the T-shaped rubber insert 4; the left side and the right side of the T-shaped rubber insert 4 are connected with metal nets 6, the metal nets 6 are integrated with the continuous wall body 1 through pouring of cast-in-place concrete 7, the surface of the T-shaped splicing seam A is fixed with a plurality of reinforcing cross beams 8 which are distributed at equal intervals through fixing bolts 9, and the T-shaped rubber insert 4 is tightly compressed in the T-shaped splicing seam A through the reinforcing cross beams 8.

Wherein the distance between the reinforcing cross beams 8 is kept between 50 cm and 100 cm; the metal net 6 is connected with a T-shaped metal reinforcing piece 5 in the T-shaped rubber insert block 4; the upper surface of the T-shaped rubber insert 4 is flush with the surface of the continuous wall body 1; the lower end of the T-shaped rubber insert 4 is of a conical structure.

The working principle of the specific embodiment is as follows: firstly, slotting the surface of a connecting joint of adjacent continuous walls 1 to form a clamping caulking groove 2; then filling waterproof sealant 3 into the connecting seams, and embedding the T-shaped rubber insert 4 into the connecting seams; after the waterproof sealant 3 is hardened and fixed, the T-shaped rubber insert 4 and the continuous wall body 1 are connected into a whole through the matching of the cast-in-place concrete 7 and the metal net 6; and finally, the T-shaped rubber insert 4 is reinforced through the reinforcing cross beam 8, so that cracking caused by thermal expansion is avoided.

After adopting above-mentioned structure, this embodiment beneficial effect does: the T-shaped embedded block is matched with the sealing waterproof glue to carry out waterproof treatment on the spliced seam, so that the sealing waterproof glue is effectively prevented from being oxidized and falling off; and the stability of the T-shaped embedded block fixation is ensured by the matching of the cast-in-place concrete and the expanded metal mesh.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an underground continuous wall seam waterproof construction which characterized in that: the waterproof wall comprises a continuous wall body (1), a clamping caulking groove (2), waterproof sealant (3), a T-shaped rubber insert block (4), a T-shaped metal reinforcement (5), a metal net (6), cast-in-place concrete (7), a reinforcing cross beam (8) and a fixing bolt (9); the surface of the connecting joint of the continuous wall body (1) is provided with a clamping caulking groove (2), and the connecting joint and the clamping caulking groove (2) form a T-shaped splicing joint A; the bottom of the T-shaped splicing seam A is filled with waterproof sealant (3), a T-shaped rubber insert (4) is inserted into the T-shaped splicing seam A, and a T-shaped metal reinforcement (5) is arranged in the T-shaped rubber insert (4); the left side and the right side of the T-shaped rubber insert (4) are connected with metal nets (6), and the metal nets (6) are integrated with the continuous wall body (1) through pouring of cast-in-place concrete (7); the surface of the T-shaped splicing seam A is fixed with a plurality of reinforcing cross beams (8) distributed at equal intervals through fixing bolts (9), and the T-shaped rubber embedded blocks (4) are tightly compressed in the T-shaped splicing seam A by the reinforcing cross beams (8).

2. The underground diaphragm wall joint waterproof structure according to claim 1, wherein: the distance between the reinforcing cross beams (8) is kept between 50 cm and 100 cm.

3. The underground diaphragm wall joint waterproof structure according to claim 1, wherein: the metal net (6) is connected with a T-shaped metal reinforcing piece (5) in the T-shaped rubber insert block (4).

4. The underground diaphragm wall joint waterproof structure according to claim 1, wherein: the upper surface of the T-shaped rubber insert (4) is flush with the surface of the continuous wall body (1).

5. The underground diaphragm wall joint waterproof structure according to claim 1, wherein: the lower end of the T-shaped rubber insert (4) is of a conical structure.