CN215829494U - Concrete bottom plate and outer wall deformation joint waterproof system under full underground water environment - Google Patents
Concrete bottom plate and outer wall deformation joint waterproof system under full underground water environment Download PDFInfo
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- CN215829494U CN215829494U CN202122836213.6U CN202122836213U CN215829494U CN 215829494 U CN215829494 U CN 215829494U CN 202122836213 U CN202122836213 U CN 202122836213U CN 215829494 U CN215829494 U CN 215829494U
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- deformation joint
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Abstract
The utility model discloses a concrete bottom plate and outer wall deformation joint waterproof system in an underground full water environment, which is characterized by comprising a middle embedded type rubber water stop (1), an externally attached type flat water stop (2), and a fixing device (3) for connecting the middle embedded type rubber water stop (1), the externally attached type flat water stop (2) and structural concrete (8). According to the utility model, the two fortifying systems are matched with the sealing filling material between the two fortifying systems, so that a closed waterproof system is effectively formed at the deformation joint in the full water environment, and the sewage in the underground structure is prevented from leaking to external soil and underground water; the deformation requirement of the concrete structure is met, and the influence of the uneven settlement of the structure on the structure is also considered; the construction is simple and easy to operate; meanwhile, the concrete floor can be flexibly used at the same positions of walls with different thicknesses and foundation concrete floors.
Description
Technical Field
The utility model relates to a waterproof structure system, in particular to a waterproof system for a concrete bottom plate and an outer wall deformation joint in an underground full-water environment.
Background
At present, the underground buried structures are more and more in the increasingly scarce land resources, but for an underground sewage treatment plant, a deformation joint part of an ultra-long concrete structure and under the long-term water-full condition is a weak part which is easy to cause leakage problem, so that a concrete bottom plate and outer wall deformation joint waterproof system under the underground water-full environment is needed under the special condition to ensure that the deformation joint part is not leaked. The conventional deformation joint product cannot meet the waterproof effect of a long-term water-full condition, and has the risks of insufficient strength of waterproof materials and water seepage and pollution to underground water and soil.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a concrete bottom plate and outer wall deformation joint waterproof system in the underground full water environment, and overcomes the defects of the prior art.
The technical problem to be solved by the utility model is realized by the following technical scheme:
the utility model mainly comprises three parts: the device comprises a buried rubber water stop, an externally-attached flat water stop and a fixing device.
The buried rubber water stop adopts a buried rubber water stop with the specification of 200X10mm and the pressure of 18MPa which exceeds the national standard, is arranged in the middle of a deformation joint of structural concrete, and is connected by adopting electric heating plate two-component polysulfide sealing vulcanization adhesion, so that the strength of the buried rubber water stop is ensured, and the connection part of the buried rubber water stop is ensured to be reliable and non-leakage;
the buried rubber waterstop is fixed on the structural concrete through the fixing device; the fixing device comprises additional steel bars, such as concave hoops or clamps, so that the buried rubber water stop cannot be displaced in the structural concrete pouring process, and the buried rubber water stop can be positioned in the middle of the deformation joint; sealing materials are filled in gaps of the deformation joints; the sealing material polystyrene foam plastic plate is positioned between the externally-attached rubber water stop and the embedded rubber water stop to form a closed space, so that the upstream surface strength is enhanced, and the whole specified device is safe and reliable.
The externally-attached flat water stop belt is installed after the concrete structures on two sides of the deformation joint are constructed, but foundation bolts and steel plate belts are embedded into the structural concrete structures in advance and used for fixing the externally-attached flat water stop belt as a defense part of the upstream surface of the deformation joint; the foundation bolt and the steel plate belt are fixedly connected with the externally-attached flat water stop polystyrene foam plastic plate, the safety and the reliability are realized, and the externally-attached flat water stop with the 18MPa specification beyond the national standard can bear the internal water pressure and is free from leakage.
Through the technical scheme, the utility model has the following technical effects:
the two fortifying systems can be matched with the sealing filling material between the two fortifying systems, so that a closed waterproof system is effectively formed at the deformation joint in the full water environment, and the sewage in the underground structure is prevented from leaking to external soil and underground water; the deformation requirement of the concrete structure is met, and the influence of the uneven settlement of the structure on the structure is also considered; the construction is simple and easy to operate; meanwhile, the concrete floor can be flexibly used at the same positions of walls with different thicknesses and foundation concrete floors.
Drawings
FIG. 1 is a schematic view of the structure of the present invention
Numbering in the figures: 1-buried rubber waterstop, 2-externally-attached flat waterstop, 3-fixing device, 4-additional steel bar, 5-foundation bolt, 6-steel plate strip, 7-polystyrene foam plastic plate, 8-structural concrete, 9-deformation joint, 10-two-component polysulfide sealant and 11-epoxy mortar
Detailed Description
As shown in fig. 1, the waterproof system for the concrete bottom plate and the outer wall deformation joint in the underground full water environment comprises a double-layer fortification system consisting of a buried rubber water stop 1 and an externally attached flat water stop 2, and the double-layer fortification system is fixedly connected with a steel bar 4 or a fixture through a fixing device 3, so that the displacement is avoided when the structural concrete 8 is poured, and the correct position of the water stop in the concrete is ensured.
The construction steps are as follows: firstly, an additional steel bar 4, such as a concave hoop or a fixture, is reliably fixed through a fixing device 3, the middle embedded rubber water stop 1 is ensured not to be displaced in the pouring process of the structural concrete 7 and is positioned in the middle of a deformation joint 9, and a sealing material 7 is filled in a gap to form a closed space between the external attached rubber water stop 2 and the middle embedded rubber water stop 1 so as to enhance the upstream surface strength, so that the whole device is safe and reliable.
And secondly, embedding the foundation bolts 5 and the steel plate belt 6 on one side of the concrete contact surface before pouring concrete.
And thirdly, after the template is removed from the pouring structure concrete 8, filling the two-component polysulfide sealant 10 into the end part of the concrete at one side of the embedded foundation bolt 5.
Fourthly, installing an external flat water stop 2 with the standard of 18MPa beyond the national standard at the outer side of the two-component polysulfide sealant 10 and the position of the embedded steel plate strip 6.
Fifthly, installing a steel plate strip 5 on the outer side of the externally attached flat water stop 2, and screwing down the steel plate strip by using a screw cap.
And sixthly, coating epoxy mortar 11 on the upper part of the construction completion surface on the outer side of the externally-attached flat water stop band 2.
The utility model is used for the waterproof treatment project of the deformation joint of the concrete bottom plate and the outer wall in the full water environment, because the structure length of the comprehensive treatment room is longer, the deformation is natural and larger, and the force generated at the deformation joint is larger, in order to ensure the engineering quality, the project department adopts the middle-buried rubber water stop belt 1 with the 18MPa specification which exceeds the national standard, and the connection position adopts the double-component polysulfide sealant for bonding, so that the combined externally-attached flat water stop belt is formed into an integral waterproof system, and the waterproof material has high strength, safe use and good waterproof effect. During construction, the embedded rubber water stop 1 and the externally-attached flat water stop 2 are ensured to be closed.
Claims (5)
1. A waterproof system for a concrete bottom plate and an outer wall deformation joint in an underground full water environment is characterized by comprising a middle embedded type rubber water stop (1), an outer attached type flat water stop (2), a fixing device (3) for connecting the middle embedded type rubber water stop (1) and the outer attached type flat water stop (2), foundation bolts (5) and a steel plate strip (6); the buried rubber water stop (1) is arranged in the middle of a deformation joint (9) of structural concrete (8) and is vulcanized, bonded and sealed through epoxy mortar (11) and two-component polysulfide sealant (10).
2. The concrete bottom plate and outer wall deformation joint waterproof system under the underground full water environment according to claim 1, wherein the buried rubber water stop (1) adopts a buried rubber water stop with a specification of 200X10mm and 18MPa which is over national standard.
3. The concrete bottom plate and outer wall deformation joint waterproof system under the underground full water environment according to claim 1, wherein the buried rubber waterstop (1) is fixed on the structural concrete (8) through the fixing device (3); the fixing device (3) is a steel bar and is a concave hoop (4) or a fixture; the sealing structure is characterized in that sealing materials (7) are filled in gaps of the deformation joints (9), and a closed space is formed between the externally-attached flat water stop (2) and the embedded rubber water stop (1).
4. The waterproof system for the deformation joint of the concrete bottom plate and the outer wall in the underground full water environment as claimed in claim 3, wherein the sealing material (7) is a polystyrene foam plastic plate and is sealed in the deformation joint (9) through a two-component polysulfide sealant (10).
5. The waterproof system for the concrete bottom plate and the deformation joint of the outer wall in the underground full water environment according to claim 3, wherein foundation bolts (5) and steel plate belts (6) are embedded in the structural concrete (8) and are fixedly connected with the externally-attached flat water stop (2) for fixing the externally-attached flat water stop (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122836213.6U CN215829494U (en) | 2021-11-18 | 2021-11-18 | Concrete bottom plate and outer wall deformation joint waterproof system under full underground water environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122836213.6U CN215829494U (en) | 2021-11-18 | 2021-11-18 | Concrete bottom plate and outer wall deformation joint waterproof system under full underground water environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215829494U true CN215829494U (en) | 2022-02-15 |
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ID=80202986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122836213.6U Active CN215829494U (en) | 2021-11-18 | 2021-11-18 | Concrete bottom plate and outer wall deformation joint waterproof system under full underground water environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215829494U (en) |
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2021
- 2021-11-18 CN CN202122836213.6U patent/CN215829494U/en active Active
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