CN209040168U - A kind of subway tunnel side wall waterproof structure for deformation seams - Google Patents

Abstract

The utility model provides a waterproof structure for deformation joints of a side wall of a subway tunnel, which comprises a side wall plate, a deformation joint, a bottom groove, a top groove, a deformation joint waterproof component, a water stop, a water retaining plate, and an externally attached water stop The side wall plate is a reinforced concrete structure, and the side wall plate is a constituent member of the tunnel side wall; the side wall plate is provided with a deformation joint, and the top and bottom of the deformation joint are respectively provided with a top groove and a bottom groove , and the size of the top groove and the bottom groove are the same; the deformation seam is provided with a deformation seam waterproof component, and the deformation seam waterproof component includes a rubber waterstop, a caulking layer, and a sealant layer; the rubber stopper The water belt is placed in the middle of the deformation joint, the top and bottom of the rubber water stop are the joint layer, and the outside of the joint layer on both sides is the sealant layer; the bottom of the deformation joint is fixed with a water stop by chemical anchor bolts, and the groove on the top of the deformation joint is A water-retaining plate is arranged inside; and an externally attached water-stop is also arranged outside the water-retaining plate.

Description

A waterproof structure for deformation joints of side walls of subway tunnels

technical field

The utility model relates to the waterproof field of subway engineering, in particular to a waterproof structure for deformation joints of side walls of subway tunnels.

Background technique

After decades of construction, my country's urban subway construction has accumulated rich technical and management experience, and formed a relatively mature construction technology, but the waterproof problem has been widely concerned by the outside world. The waterproofing of the subway is related to the century-old plan of the subway structure, and the underground waterproofing design plays a crucial role in the construction of the subway.

Utility model content

The purpose of the utility model is to provide a waterproof structure for deformation joints of side walls of subway tunnels in view of the defects and deficiencies of the prior art. The structure is formed with multiple waterproof sealing lines to ensure waterproofness and effectively solve the water leakage of deformation joints of side walls. problems, and the structural design is reasonable and the construction is convenient.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is: a waterproof structure for deformation joints of side walls of subway tunnels, comprising side wall plates, deformation joints, bottom grooves, top grooves, deformation joint waterproof components, and waterstops , water-retaining board, and externally attached water stop; the side wall plate is a reinforced concrete structure, and the side wall plate is a component of the tunnel side wall; the side wall plate is provided with a deformation joint, and the top and bottom of the deformation joint are A top groove and a bottom groove are respectively provided, and the sizes of the top groove and the bottom groove are the same; the deformation seam is provided with a deformation seam waterproof component, and the deformation seam waterproof component includes a rubber water stop, a caulking The rubber waterstop is placed in the middle of the deformation joint, the upper and lower parts of the rubber waterstop are caulking layers, the outside of the caulking layers on both sides is a sealant layer, and the end of the rubber waterstop is provided with steel The bottom of the deformation seam is fixed with a water stop by chemical anchor bolts, and a water retaining plate is arranged in the groove on the top of the deformation seam, and the water retaining plate matches the size specification of the groove on the top; Sticky waterstop.

Preferably, the width of the deformation seam is 20mm.

Preferably, the sealant layer is a polysulfide sealant layer.

The beneficial effects of the utility model are as follows: the structure is formed with multiple waterproof sealing lines, which ensures the waterproofness, effectively solves the problem of water leakage from the deformation joints of the side walls, and has reasonable structural design and convenient construction.

Description of drawings

The accompanying drawings described herein are used to provide a further understanding of the present invention, and constitute a part of the present application, but do not constitute a limitation to the present invention.

Figure 1 is a schematic diagram of the waterproof structure of the deformation joint of the side wall of a subway tunnel.

Among them: 1 is the side wall plate, 2 is the deformation joint, 3 is the bottom groove, 4 is the top groove, 5 is the waterproof component of the deformation joint, 6 is the waterstop, 7 is the water retaining plate, and 8 is the external waterstop .

Detailed ways

In conjunction with the accompanying drawings, the present utility model will be further described in detail.

As shown in the figure, a waterproof structure for deformation joints of side walls of subway tunnels includes side wall plates 1, deformation joints 2, bottom grooves 3, top grooves 4, deformation joint waterproof components 5, water stop belts 6, and water retaining plates 7. Externally attached waterstop 8; the side wall plate 1 is a reinforced concrete structure, and the side wall plate 1 is a component of the tunnel side wall; the side wall plate 1 is provided with a deformation joint 2, the deformation joint 2. The top and the bottom are respectively provided with a top groove 4 and a bottom groove 3, and the size of the top groove 4 and the bottom groove 3 are the same; the deformation seam 2 is provided with a deformation seam waterproof component 5, and the deformation seam is waterproof The component 5 includes a rubber waterstop, a caulking layer, and a sealant layer; the rubber waterstop is placed in the middle of the deformation joint 2, and the top and bottom of the rubber waterstop are the caulking layer, and the outside of the caulking layer on both sides is the sealant layer, and the end of the rubber waterstop is provided with a steel edge; the bottom of the deformation seam 2 is fixed with a chemical anchor bolt with a waterstop 6, and a water retaining plate 7 is provided in the groove 4 at the top of the deformation seam 2. The dimensions and specifications of the top groove 4 are matched; the water retaining plate 7 is also provided with an externally attached water stop belt 8 .

In specific implementation, the width of the deformation seam 2 is 20 mm.

During specific implementation, the sealant layer is a polysulfide sealant layer.

Claims (3)

1. a kind of subway tunnel side wall waterproof structure for deformation seams, it is characterised in that: include that side wall plate, deformation joint, bottom are recessed Slot, top groove, waterproofing of movement joints component, waterstop, water conservation plate, external labeling type waterstop；The side wall plate is reinforced concrete Soil structure, the side wall plate are the composition component of tunnel sidewalls；It is provided with deformation joint on the side wall plate, at the top of the deformation joint It is respectively arranged with top groove, bottom groove with bottom, and top groove, the size of bottom groove are identical；The deformation Waterproofing of movement joints component is provided in seam, which includes rubber fastening band, joint filling layer, sealant layer；Institute Rubber fastening band to be stated to be placed in the middle part of deformation joint, it is sealant layer outside two sides joint filling layer that rubber fastening band upper and lower, which is joint filling layer, and Rubber fastening band end is provided with steel side；The deformation joint bottom is fixed with waterstop using chemical anchor bolts, and deformation joint top is recessed Water conservation plate is provided in slot, the dimensions of the water conservation plate and top groove matches；Outer patch is additionally provided with outside the water conservation plate Formula waterstop.

2. a kind of subway tunnel side wall waterproof structure for deformation seams according to claim 1, it is characterised in that: the deformation joint Width be 20mm.

3. a kind of subway tunnel side wall waterproof structure for deformation seams according to claim 1, it is characterised in that: the sealant Layer is polysulfide sealant layer.