CN216041361U

CN216041361U - Group pipe wall-through waterproof structure in subway main structure

Info

Publication number: CN216041361U
Application number: CN202121066692.1U
Authority: CN
Inventors: 周浩; 戴勇; 张建; 李兴隆
Original assignee: Shenzhen Metro Construction Group Co ltd; China Railway No 5 Engineering Group Co Ltd
Current assignee: Shenzhen Metro Construction Group Co ltd; China Railway No 5 Engineering Group Co Ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2022-03-15
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses a group pipe through-wall waterproof structure in a main body structure of a subway, which comprises a wall body and a plurality of pipelines penetrating through the wall body, wherein a pre-embedded plate is embedded in the side surface of the wall body, a pressing plate is connected to the pre-embedded plate through a detachable connecting assembly, an elastic waterproof surface layer is arranged between the pre-embedded plate and the pressing plate in a pressing mode, each pipeline penetrates through the pre-embedded plate, the elastic waterproof surface layer and the pressing plate, and the elastic waterproof surface layer is in close contact with the peripheral side wall of each pipeline. The utility model has the advantages of good waterproof sealing performance, high waterproof sealing reliability, simple and convenient installation and maintenance and the like.

Description

Group pipe wall-through waterproof structure in subway main structure

Technical Field

The utility model relates to the technical field of underground construction engineering, in particular to a group pipe wall-through waterproof structure in a subway main body structure.

Background

The construction of the subway station needs to invest a large amount of capital, the service life of the subway station is long, and the subway station has close relation with the daily life of residents, so that the functions of the subway station are paid attention to in all aspects, particularly, the subway station is designed fully for the construction of waterproof facilities, the waterproof performance is good, and the quality and the service life of the subway are guaranteed. Different from the construction engineering on the ground, the subway engineering is carried out underground due to the main structure, and has high requirements on the waterproofness of the station structure in order to meet the requirements on usability and durability.

The parts of the subway with water leakage are generally mainly concentrated on weak parts of the structure, such as construction joints, induction joints, concrete structure cracks, concrete defect parts, temperature shrinkage cracks, embedded bolt holes and the like. At present, pass side wall's position department at the pipeline, the gap mainly adopts the mode of installing the sealing member in the poling hole to seal between the poling hole of pipeline and side wall, the sealing member need install in the poling hole, there is the problem of installation maintenance difficulty, and be difficult to guarantee that sealing member and poling hole and pipeline form good joint, the leakproofness is poor, under the effect of pipeline dead weight and when the effect of external force is born to the pipeline, still be difficult to become flexible easily, lead to sealed inefficacy, its sealed reliability is poor, short-lived.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the defects in the prior art and provides a group pipe wall-through waterproof structure in a subway main body structure, which has the advantages of good waterproof sealing performance, high sealing reliability and simple and convenient installation and maintenance.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a crowd's pipe wall-penetrating waterproof structure among subway major structure, includes wall body and many runs through the pipeline of wall body, the side of wall body has buried the built-in board underground, be connected with the clamp plate through dismantling coupling assembling on the built-in board, press between built-in board and the clamp plate and be equipped with the waterproof surface course of elasticity, each pipeline runs through built-in board, the waterproof surface course of elasticity and clamp plate, the waterproof surface course of elasticity and the lateral wall in close contact with all around of each pipeline.

As a further improvement of the above technical solution:

and double-sided adhesive plates for compressing the elastic waterproof surface layer are adhered to the surfaces of the embedded plate and the pressing plate.

The elastic waterproof surface layer is a paint waterproof layer.

The elastic waterproof surface layer is an elastic waterproof material plate, the elastic waterproof material plate is provided with connecting through holes corresponding to each pipeline, and the corresponding pipelines are elastically hooped by the connecting through holes.

The detachable connecting assembly comprises a plurality of connecting mechanisms, each connecting mechanism comprises a nut, a screw fixedly connected to the embedded plate and a through hole formed in the pressing plate, the screw penetrates through the through hole, and the nut is in threaded connection with the screw and forces the pressing plate to press the elastic waterproof surface layer onto the embedded plate.

The connecting mechanisms are arranged at intervals along an annular path on the embedded plate, and each pipeline is positioned inside the annular path.

And the embedded plate is provided with a pipe penetrating hole corresponding to each pipeline, each pipeline penetrates through the corresponding pipe penetrating hole, and a gap between each pipeline and the corresponding pipe penetrating hole is sealed by a welding seam formed by welding.

The water-stopping rubber rings positioned in the wall body are sleeved on the pipelines.

The elastic waterproof surface layer is in sealing fit with the side faces of the wall body around the embedded plate to wholly coat the embedded plate.

And a polymer cement mortar waterproof layer or a polyurethane coating film for covering the embedded plate, the pressing plate and the elastic waterproof surface layer is applied to the side surface of the wall body.

Compared with the prior art, the utility model has the advantages that:

in the group pipe through-wall waterproof structure in the subway main body structure, the embedded plate is embedded in the side surface of the wall body, good sealing can be formed between the embedded plate and the wall body, each pipeline and a gap penetrating through the embedded plate are sealed through the elastic waterproof surface layer, the elastic waterproof surface layer is in close contact with the peripheral side wall of each pipeline, so that an annular gap between each pipeline and the embedded plate is sealed, the pressing plate is connected to the embedded plate through the detachable connecting assembly to press the elastic waterproof surface layer, the elastic waterproof surface layer is deformed to a certain extent by the pressing action and is in stable and close contact with the peripheral side wall of each pipeline, and the waterproof sealing performance, the waterproof sealing stability and the waterproof sealing reliability can be further improved. The waterproof sealing structure formed by combining the embedded plate, the elastic waterproof surface layer and the pressing plate has the advantages of good waterproof sealing performance, high waterproof sealing reliability and simplicity and convenience in installation and maintenance.

Drawings

Fig. 1 is a schematic sectional view of a group pipe wall-through waterproofing structure.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram of the embedded plate.

Fig. 4 is a schematic structural view of the pressing plate.

Illustration of the drawings:

1. a wall body; 2. a pipeline; 21. a water-stopping rubber ring; 3. pre-burying a plate; 31. perforating the tube holes; 4. pressing a plate; 5. an elastic waterproof facing; 6. a double-sided adhesive plate; 7. a nut; 8. a screw; 9. a through hole.

Detailed Description

The utility model is described in further detail below with reference to the figures and specific examples.

As shown in fig. 1 to 4, the group pipe wall-through waterproof structure in the subway main body structure of the embodiment includes a wall body 1 and a plurality of pipes 2 penetrating through the wall body 1, a pre-embedded plate 3 is embedded in a side surface of the wall body 1, a pressing plate 4 is connected to the pre-embedded plate 3 through a detachable connecting assembly, an elastic waterproof surface layer 5 is arranged between the pre-embedded plate 3 and the pressing plate 4 in a pressing manner, each pipe 2 penetrates through the pre-embedded plate 3, the elastic waterproof surface layer 5 and the pressing plate 4, and the elastic waterproof surface layer 5 is in close contact with peripheral side walls of each pipe 2. In this crowd's pipe wall-through waterproof construction among subway major structure, pre-buried plate 3 is buried underground in the side of wall body 1, can form good sealing between pre-buried plate 3 and the wall body 1, each pipeline 2 seals through elasticity waterproof surface 5 with the gap that runs through pre-buried plate 3 department, elasticity waterproof surface 5 and the lateral wall in close contact with all around of each pipeline 2, thereby seal the annular gap between pipeline 2 and pre-buried plate 3, adopt again can dismantle coupling assembling to compress tightly elasticity waterproof surface 5 on being connected to pre-buried plate 3 with clamp plate 4, utilize the effect of compressing tightly to make elasticity waterproof surface 5 produce certain deformation, keep stable with the lateral wall all around of each pipeline 2, inseparable contact, can further promote waterproof sealing performance, waterproof sealing stability and waterproof sealing reliability. The waterproof sealing structure formed by combining the embedded plate 3, the elastic waterproof surface layer 5 and the pressing plate 4 has the advantages of good waterproof sealing performance, high waterproof sealing reliability and simplicity and convenience in installation and maintenance.

In this embodiment, the surface of the embedded board 3 and the surface of the pressing board 4 are both adhered with the double-sided adhesive sheet 6 for pressing the elastic waterproof surface layer 5, the double-sided adhesive sheet 6 is arranged to further improve the surface of the embedded board 3 and the elastic waterproof surface layer 5, and the sealing performance between the pressing board 4 and the elastic waterproof surface layer 5, so as to improve the waterproof sealing stability of the elastic waterproof surface layer 5, and further facilitate the installation of the elastic waterproof surface layer 5, when the elastic waterproof surface layer 5 is installed, the double-sided adhesive sheets 6 are firstly adhered to the surface of the embedded board 3 and the surface of the pressing board 4 respectively, and then the elastic waterproof surface layer 5 is arranged on the double-sided adhesive sheet 6 of the embedded board 3, and finally the pressing board 4 is connected to the embedded board 3, namely the double-sided adhesive sheet 6 on the pressing board 4 is pressed with the elastic waterproof surface layer 5. The double-sided adhesive tape 6 is preferably a double-sided butyl tape.

In this embodiment, the elastic waterproof surface layer 5 is a paint waterproof layer, and can be formed by a coating method on site, and the manufacturing and installation thereof are simple and convenient, and the thickness, size, position and the like of the elastic waterproof surface layer 5 can be conveniently adjusted according to actual conditions.

In other embodiments, the elastic waterproof surface layer 5 may also be an elastic waterproof material plate, and the elastic waterproof material plate is provided with a connection through hole corresponding to each pipeline 2, and each connection through hole elastically hoops the corresponding pipeline 2. The elastic waterproof material plate can be assembled on the embedded plate 3 together with the prefabricated material plate without on-site manufacture, and the manufacture and the assembly are simpler and more convenient. The elastic waterproof material plate is preferably a rubber plate.

In this embodiment, the detachable connection assembly includes a plurality of connection mechanisms, each connection mechanism includes a nut 7, a screw 8 fixedly connected to the embedded plate 3, and a through hole 9 formed in the pressing plate 4, the screw 8 penetrates through the through hole 9, the nut 7 is in threaded connection with the screw 8, and the pressing plate 4 is forced to press the elastic waterproof layer 5 against the embedded plate 3. This coupling mechanism's simple structure, with low costs, easily dismouting, and adjustable the degree that compresses tightly elasticity waterproof surface course 5, and then adjust the close joint degree of elasticity waterproof surface course 5 and pipeline 2.

In this embodiment, the plurality of connecting mechanisms are arranged at intervals along the annular path on the embedded plate 3, and each pipeline 2 is located inside the annular path, so that on one hand, each connecting mechanism is convenient to install, on the other hand, the connection stability between the pressing plate 4 and the embedded plate 3 is good, and the pressing effect of the pressing plate 4 is good.

In this embodiment, each pipe 2 on the embedded plate 3 is provided with a pipe penetration hole 31, each pipe 2 penetrates through the corresponding pipe penetration hole 31, and a gap between each pipe 2 and the corresponding pipe penetration hole 31 is sealed by a weld seam formed by welding. On the one hand, the seam between pipeline 2 and poling hole 31 is sealed by the welding seam, sealing performance can be further promoted, on the other hand, pipeline 2 and pre-buried plate 3 are welded into a whole by the welding seam, and it is not hard up to avoid pipeline 2 to receive the exogenic action to make the production, can guarantee sealed reliability, prolongs the life-span of whole waterproof construction.

In this embodiment, each pipe 2 is sleeved with a water-stop rubber ring 21 located in the wall 1, and a seal is formed between the wall of the pipe-penetrating hole 31 on the wall 1 and the pipe 2, so that the waterproof sealing effect can be further improved.

In this embodiment, the elastic waterproof surface layer 5 is in sealing fit with the side surface of the wall body 1 around the embedded plate 3 to wholly coat the embedded plate 3, so that the embedded plate 3 is integrally coated and sealed, and the waterproof sealing property between the embedded plate 3 and the wall body 1 is improved.

In this embodiment, a polymer cement mortar waterproof layer or a polyurethane coating film for covering the embedded plate 3, the pressing plate 4 and the elastic waterproof surface layer 5 is applied to the side surface of the wall body 1, a sealed cavity is formed between the polymer cement mortar waterproof layer or the polyurethane coating film and the wall body 1, and the embedded plate 3, the pressing plate 4 and the elastic waterproof surface layer 5 are integrally wrapped, so that waterproof sealing performance can be further improved, and attractiveness can be improved.

The crowd's pipe wall waterproof construction of this embodiment can pull down clamp plate 4 when elasticity waterproof surface 5 leads to sealed effect variation because of reasons such as ageing, maintains or changes elasticity waterproof surface 5.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-described embodiments. Modifications and variations that may occur to those skilled in the art without departing from the spirit and scope of the utility model are to be considered as within the scope of the utility model.

Claims

1. The utility model provides a crowd's pipe wall waterproof construction in subway major structure, includes wall body (1) and many pipeline (2) that run through wall body (1), its characterized in that: the wall body is characterized in that a pre-embedded plate (3) is embedded in the side face of the wall body (1), a pressing plate (4) is connected to the pre-embedded plate (3) through a detachable connecting assembly, an elastic waterproof surface layer (5) is arranged between the pre-embedded plate (3) and the pressing plate (4) in a pressing mode, each pipeline (2) penetrates through the pre-embedded plate (3), the elastic waterproof surface layer (5) and the pressing plate (4), and the elastic waterproof surface layer (5) is in close contact with the peripheral side wall of each pipeline (2).

2. The group pipe wall-penetrating waterproof structure according to claim 1, wherein: and double-sided adhesive plates (6) for compressing the elastic waterproof surface layer (5) are adhered to the surfaces of the embedded plate (3) and the pressing plate (4).

3. The group pipe wall-penetrating waterproof structure according to claim 1, wherein: the elastic waterproof surface layer (5) is a paint waterproof layer.

4. The group pipe wall-penetrating waterproof structure according to claim 1, wherein: the elastic waterproof surface layer (5) is an elastic waterproof material plate, the elastic waterproof material plate is provided with connecting through holes corresponding to each pipeline (2), and the connecting through holes are used for elastically hooping the corresponding pipelines (2).

5. The group pipe wall-penetrating waterproof structure according to claim 1, wherein: the detachable connecting assembly comprises a plurality of connecting mechanisms, each connecting mechanism comprises a nut (7), a screw rod (8) fixedly connected to the embedded plate (3) and a through hole (9) formed in the pressing plate (4), the screw rod (8) penetrates through the through hole (9), the nut (7) is in threaded connection with the screw rod (8) and forces the pressing plate (4) to press the elastic waterproof surface layer (5) onto the embedded plate (3).

6. The group pipe wall-penetrating waterproof structure according to claim 5, wherein: the connecting mechanisms are arranged at intervals along an annular path on the embedded plate (3), and each pipeline (2) is positioned inside the annular path.

7. The group pipe wall-penetrating waterproof structure according to claim 1, wherein: the embedded plate (3) is provided with a pipe penetrating hole (31) corresponding to each pipeline (2), each pipeline (2) penetrates through the corresponding pipe penetrating hole (31), and a gap between each pipeline (2) and the corresponding pipe penetrating hole (31) is sealed through a welding seam formed by welding.

8. The group pipe wall-penetrating waterproof structure according to claim 1, wherein: each pipeline (2) is sleeved with a water-stopping rubber ring (21) positioned in the wall body (1).

9. The group pipe wall-penetrating waterproof structure according to claim 1, wherein: the elastic waterproof surface layer (5) is in sealing fit with the side faces of the wall body (1) around the embedded plate (3) to wholly coat the embedded plate (3).

10. The group pipe wall-penetrating waterproofing structure according to any one of claims 1 to 9, wherein: and a polymer cement mortar waterproof layer or a polyurethane coating for covering the embedded plate (3), the pressing plate (4) and the elastic waterproof surface layer (5) is applied to the side surface of the wall body (1).