CN210946903U - Water stop structure of concrete main body deformation joint - Google Patents
Water stop structure of concrete main body deformation joint Download PDFInfo
- Publication number
- CN210946903U CN210946903U CN201921368299.0U CN201921368299U CN210946903U CN 210946903 U CN210946903 U CN 210946903U CN 201921368299 U CN201921368299 U CN 201921368299U CN 210946903 U CN210946903 U CN 210946903U
- Authority
- CN
- China
- Prior art keywords
- deformation joint
- concrete
- layer
- water stop
- sealant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Building Environments (AREA)
Abstract
The utility model discloses a water stop structure of a concrete main body deformation joint in the field of tunnel construction, wherein a middle-buried water stop belt is arranged in the deformation joint, the water stop belt is fixed on a baffle or a main rib of the main body structure, and the center of an air hole in the water stop belt coincides with the center of the deformation joint; the deformation joint is filled with a filling material, the end part of the filling material is hermetically connected with concrete through a sealant, and isolation layers are arranged between the filling material and the sealant and between the sealant and the concrete; the tip of movement joint is equipped with the waterproof layer, and the waterproof layer includes the flexible waterproof layer of outsourcing in inside dope layer and the outside, is equipped with flexible waterproof enhancement layer between dope layer and the flexible waterproof layer of outsourcing. The utility model discloses a well waterstop of burying formula and sealed waterproof measure of gluing, the application of plus waterproof layer can adapt to the movement joint of various different construction environment, can adapt to the settlement and the deformation of construction environment simultaneously, and the concrete warp or subside back waterstop stagnant water effect still good.
Description
Technical Field
The utility model relates to a tunnel construction field, specific theory relates to a stagnant water structure of concrete main part movement joint.
Background
After the concrete is poured in the existing tunnel construction, the underground water has certain influence on the poured concrete due to the influence of multiple factors such as environment and the like, so that the quality of the concrete is deteriorated, the construction quality is influenced, the safety is reduced, and the working efficiency of workers and people is reduced. Therefore, a corresponding water stopping structure is added in the tunnel construction structure. In concrete construction, structural gaps that allow deformation due to different structural rigidity, uneven stress, and taking into account the expansion and contraction of the concrete structure are called deformation joints. The water-proof treatment of movement joint is crucial in whole tunnel construction, and simultaneously, current waterproof construction can not adapt to the structure difference of different movement joints, and the stagnant water-proof effects who causes part movement joint is poor, and stagnant water structural stability is poor, and it damages to cause inner structure easily to construct to demolish at the later stage, seriously influences the result of use and the life of movement joint stagnant water structure.
The above-mentioned drawbacks, worth improving.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a water stop structure of a concrete main body deformation joint.
The utility model discloses technical scheme as follows:
a water stop structure for a concrete main body deformation joint is provided with a deformation joint in the concrete main body structure and is characterized in that,
a middle-buried water stop belt is arranged in the deformation joint, the water stop belt is fixed on the baffle or the main rib of the main body structure, and the center of an air hole in the water stop belt is superposed with the center of the deformation joint;
filling materials are filled in the deformation joint, the end part of each filling material is hermetically connected with concrete through a sealant, and isolation layers are arranged between each filling material and the sealant and between each sealant and the concrete;
the tip of movement joint is equipped with the waterproof layer, the waterproof layer includes the flexible waterproof layer of outsourcing in inside dope layer and the outside, dope layer with be equipped with flexible waterproof enhancement layer between the flexible waterproof layer of outsourcing.
According to the above scheme the utility model discloses, a serial communication port, the waterstop is steel sheet rubber waterstop, and it includes the rubber body and locates the steel sheet of the rubber body left and right sides, the gas pocket is located the center of the rubber body.
Furthermore, preformed holes are formed in the steel plate, and the preformed holes on the two sides are distributed in a staggered mode.
Furthermore, the distance between two adjacent prepared holes on the same side is 250 mm.
Further, the width of the water stop is 350 mm.
Further, two adjacent waterstops fixed connection, wherein, two adjacent rubber body pastes the connection, two adjacent welded connection between the steel sheet.
The utility model discloses according to the above-mentioned scheme, its characterized in that, the filler material is polyethylene closed cell foamed plastic plate.
According to the above scheme the utility model discloses, a serial communication port, when the major structure is the roof, the bottom of major structure is equipped with water drainage tank, the waterproof layer is located the top of movement joint, filler material's lower tip is equipped with first sealed glue, and its upper end is equipped with the sealed glue of second.
Further, the first sealant is a high-modulus single-component polyurethane sealant, and the second sealant is a low-modulus single-component polyurethane sealant.
Furthermore, a concrete protective layer is arranged above the deformation joint, and the waterproof layer is located between the concrete protective layer and the deformation joint.
According to the above scheme the utility model discloses, a serial communication port, when the major structure is the side wall, the bottom of major structure is equipped with water drainage tank, the waterproof layer is located the top of movement joint, filler's lower tip is equipped with first sealed glue.
Further, the first sealant is a high-modulus single-component polyurethane sealant.
Furthermore, the top of movement joint is equipped with the brick protective layer, the waterproof layer is located the brick protective layer with between the movement joint.
According to the above scheme the utility model discloses, its characterized in that, the water drainage tank passes through the crab-bolt to be fixed the major structure is last.
According to the above scheme the utility model discloses, a serial communication port, when the major structure is the bottom plate, the waterproof layer is located the bottom of major structure, filler material's upper end is equipped with first sealed glue.
Further, the first sealant is a high-modulus single-component polyurethane sealant.
Furthermore, the downside of movement joint is equipped with the bed course, the waterproof layer is located the bed course with between the movement joint.
According to the above scheme the utility model discloses, its characterized in that, the isolation layer is the kraft paper.
According to above-mentioned scheme the utility model discloses, a serial communication port, the width of flexible waterproof enhancement layer is 500mm, its thickness with the thickness of flexible waterproof layer of outsourcing is the same.
According to the above scheme the utility model discloses, its beneficial effect lies in, the utility model discloses a well waterstop of burying and sealed waterproof measure of gluing, the application of plus waterproof layer can adapt to the deformation joint of various different construction environment, can adapt to the settlement and the deformation (tensile and compression) of construction environment simultaneously, and the waterstop stagnant water effect is still good after the concrete deformation or subside, has fully guaranteed the life and the security performance of stagnant water structure.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a third embodiment of the present invention.
Fig. 4 is a schematic structural view of the water stopping band of the present invention.
In the figure, 100, the main structure;
210. a water stop; 211. a steel plate; 212. a rubber body; 213. air holes;
220. a water discharge tank; 221. an anchor bolt;
231. a filler material; 232. a first sealant; 233. a second sealant;
240. an isolation layer;
251. a waterproof coating layer; 252. a flexible waterproof reinforcing layer; 253. wrapping a flexible waterproof layer;
261. a concrete protective layer; 262. building a brick protective layer; 263. and (5) cushion coating.
Detailed Description
The invention is further described with reference to the following figures and embodiments:
as shown in fig. 1 to 4, a concrete main part movement joint's stagnant water structure is equipped with the movement joint in the major structure 100 of concrete, according to the designing requirement, the movement joint width generally is 20mm, consequently, the utility model discloses in adopt bury formula waterstop 210 and carry out the stagnant water.
Specifically, the buried water stop 210 is disposed inside the deformation joint, and the water stop 210 is fixed to the baffle or the main rib of the main structure, and the center of the air hole inside the water stop 210 coincides with the center of the deformation joint. The water stop 210 is installed at a position half the thickness of the waterproof reinforced concrete lining, so that the water stop is uniformly stressed.
The deformation joint is filled with a filling material 231, wherein the filling material 231 is a polyethylene closed cell foam plate. The end of the filling material 231 is hermetically connected with the concrete by a sealant, and an isolation layer 240 (kraft paper) is provided between the filling material 231 and the sealant and between the sealant and the concrete. According to different application occasions, the sealant is high-modulus single-component polyurethane sealant or low-modulus single-component polyurethane sealant.
The tip of movement joint is equipped with the waterproof layer, and the waterproof layer includes the flexible waterproof layer 253 of outsourcing in inside waterproof coating layer 251 and the outside, is equipped with flexible waterproof enhancement layer 252 between waterproof coating layer 251 and the flexible waterproof layer 253 of outsourcing. The width of the flexible waterproof reinforcing layer 252 is 500mm, and the thickness thereof is the same as that of the outer flexible waterproof layer 253.
As shown in fig. 4, the water stop 210 is a steel plate rubber water stop (preferably 350mm wide), and includes a rubber body 212 (preferably made of butyl rubber) and steel plates 211 provided on both left and right sides of the rubber body 212, and an air hole 213 is located at the center of the rubber body 212.
The utility model discloses in, be equipped with the preformed hole on the steel sheet 211, crisscross distribution between the preformed hole of both sides to perforate with the iron wire and the reinforcing bar is fixed firm, and the fixed point drops when avoiding pouring and vibrating the concrete and leads to the waterstop lodging, distortion influence stagnant water effect. Preferably, the distance between two adjacent preformed holes on the same side is 250mm, so that the water stop belt is ensured to be reinforced and stressed more uniformly.
At the joint position of the water stop 210, it is required to seal it strictly, therefore, in this embodiment, two adjacent water stop 210 are fixedly connected, wherein two adjacent rubber bodies 212 are connected by adhesion, and two adjacent steel plates 211 are connected by welding. The corner radius of the water stop 210 at the corner part is not less than 200 mm.
Example one
As shown in fig. 1, the main body structure 100 in this embodiment is a top plate.
The bottom of the main body structure 100 is provided with a drainage groove 220, and the drainage groove 220 is fixed on the main body structure 100 by an anchor bolt 221. The waterproof layer is arranged at the top of the deformation joint, the lower end part of the filling material 231 is provided with a first sealant 232, and the upper end part of the filling material 231 is provided with a second sealant 233, so that water in the groove body is prevented from flowing out. Preferably, the first sealant 232 is a high modulus one-component polyurethane sealant and the second sealant 233 is a low modulus one-component polyurethane sealant.
In this embodiment, a concrete protection layer 261 is disposed above the deformation joint, and the waterproof layer is located between the concrete protection layer 261 and the deformation joint.
Example two
As shown in fig. 2, the main body structure 100 in this embodiment is a sidewall.
The bottom of the main body structure 100 is provided with a drainage groove 220, and the drainage groove 220 is fixed on the main body structure 100 by an anchor bolt 221. The waterproof layer is arranged at the top of the deformation joint, and the lower end part of the filling material 231 is provided with a first sealant 232 to prevent water in the groove body from flowing out. Preferably, the first sealant 232 is a high modulus one-component polyurethane sealant.
In this embodiment, a brick protection layer 262 is disposed above the deformation joint, and the waterproof layer is located between the brick protection layer 262 and the deformation joint.
EXAMPLE III
As shown in fig. 3, the main body structure 100 in this embodiment is a bottom plate.
The waterproof layer is arranged at the bottom of the main body structure 100, the upper end part of the filling material 231 is provided with a first sealant 232, and the first sealant 232 is a high-modulus single-component polyurethane sealant.
In this embodiment, the lower side of movement joint is equipped with bed course 263, and the waterproof layer is located between bed course 263 and the movement joint.
The utility model discloses a well waterstop of burying formula and sealed waterproof measure of gluing, the application of plus waterproof layer can adapt to the movement joint of various different construction environment, can adapt to the settlement and the deformation (tensile and compression) of construction environment simultaneously, and the concrete is out of shape or subsides back waterstop stagnant water effect still good, has fully guaranteed the life and the security performance of stagnant water structure.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
The above exemplary description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above manner, and various improvements made by the method concept and technical solution of the present invention or by directly applying the concept and technical solution of the present invention to other occasions without improvement are all within the protection scope of the present invention.
Claims (10)
1. A water stop structure for a concrete main body deformation joint is provided with a deformation joint in the concrete main body structure and is characterized in that,
a middle-buried water stop belt is arranged in the deformation joint, the water stop belt is fixed on the baffle or the main rib of the main body structure, and the center of an air hole in the water stop belt is superposed with the center of the deformation joint;
filling materials are filled in the deformation joint, the end part of each filling material is hermetically connected with concrete through a sealant, and isolation layers are arranged between each filling material and the sealant and between each sealant and the concrete;
the tip of movement joint is equipped with the waterproof layer, the waterproof layer includes the flexible waterproof layer of outsourcing in inside dope layer and the outside, dope layer with be equipped with flexible waterproof enhancement layer between the flexible waterproof layer of outsourcing.
2. The water stop structure of a concrete body deformation joint according to claim 1, wherein the water stop is a steel plate rubber water stop, which comprises a rubber body and steel plates arranged on the left side and the right side of the rubber body, and the air hole is located in the center of the rubber body.
3. The water stop structure for the concrete main body deformation joint according to claim 2, wherein the steel plate is provided with reserved holes, and the reserved holes on two sides are distributed in a staggered manner.
4. The water stopping structure of a concrete body deformation joint according to claim 1, wherein the filling material is a polyethylene closed cell type foam plastic plate.
5. The water stopping structure for the deformation joint of the concrete body as claimed in claim 1, wherein when the main structure is a top plate, a drainage groove is formed in the bottom of the main structure, the waterproof layer is arranged on the top of the deformation joint, the first sealant is arranged at the lower end of the filling material, and the second sealant is arranged at the upper end of the filling material.
6. The water stopping structure for the deformation joint of the concrete body as claimed in claim 5, wherein a concrete protective layer is arranged above the deformation joint, and the water stopping layer is located between the concrete protective layer and the deformation joint.
7. The water stopping structure for the deformation joint of the concrete main body according to claim 1, wherein when the main body structure is a side wall, a drainage groove is formed in the bottom of the main body structure, the waterproof layer is arranged at the top of the deformation joint, and a first sealant is arranged at the lower end of the filling material.
8. The water stopping structure for the deformation joint of the concrete body as claimed in claim 7, wherein a brick protection layer is arranged above the deformation joint, and the water stopping layer is located between the brick protection layer and the deformation joint.
9. The water stop structure for the deformation joint of the concrete body as claimed in claim 1, wherein when the main body structure is a bottom plate, the waterproof layer is arranged at the bottom of the main body structure, and the upper end part of the filling material is provided with a first sealant.
10. The water stopping structure of the deformation joint of the concrete body as claimed in claim 9, wherein a cushion layer is arranged on the lower side of the deformation joint, and the waterproof layer is located between the cushion layer and the deformation joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921368299.0U CN210946903U (en) | 2019-08-22 | 2019-08-22 | Water stop structure of concrete main body deformation joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921368299.0U CN210946903U (en) | 2019-08-22 | 2019-08-22 | Water stop structure of concrete main body deformation joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210946903U true CN210946903U (en) | 2020-07-07 |
Family
ID=71379416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921368299.0U Active CN210946903U (en) | 2019-08-22 | 2019-08-22 | Water stop structure of concrete main body deformation joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210946903U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022242154A1 (en) * | 2021-05-18 | 2022-11-24 | 中铁五局集团有限公司 | Top plate deformation seam waterproofing structure in subway body structure |
| CN115627845A (en) * | 2022-10-28 | 2023-01-20 | 中国一冶集团有限公司 | Cast-in-place concrete deformation joint waterproof structure and construction method |
-
2019
- 2019-08-22 CN CN201921368299.0U patent/CN210946903U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022242154A1 (en) * | 2021-05-18 | 2022-11-24 | 中铁五局集团有限公司 | Top plate deformation seam waterproofing structure in subway body structure |
| CN115627845A (en) * | 2022-10-28 | 2023-01-20 | 中国一冶集团有限公司 | Cast-in-place concrete deformation joint waterproof structure and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107326940B (en) | basement advanced water stop post-cast strip structure and construction method thereof | |
| CN210946903U (en) | Water stop structure of concrete main body deformation joint | |
| CN110878700A (en) | Tunnel waterproof structure and construction method thereof | |
| CN211006777U (en) | Basement prevention of seepage structure | |
| CN110185135B (en) | Basement bottom plate and outer wall waterproof structure and construction method | |
| CN107524174A (en) | A kind of diaphragm wall I-shaped steel joint provided with water expandable waterstop | |
| CN207974258U (en) | Waterproofing of movement joints constructs | |
| CN110453650B (en) | Aqueduct water stop structure and construction method thereof | |
| CN213296693U (en) | Stifled post-cast strip waterproof construction who dredges combination | |
| CN205742504U (en) | A kind of intensive construction joint of ultra-large type cistern | |
| CN210421180U (en) | Expansion joint waterproof steel plate rubber ring closing water stop belt | |
| CN210049292U (en) | Advanced water stop pouring belt structure for building | |
| CN112854146A (en) | Vertical water stop structure at bottom of sluice trough and construction method thereof | |
| CN108660934B (en) | Joint grout stopping device for steel-concrete combined section and construction method thereof | |
| CN213173843U (en) | Waterproof overlap joint structure of new and old underground works roof | |
| CN210507529U (en) | Waterproof composite structure at top of underwater subway station | |
| CN220504195U (en) | Post-pouring strip advanced sealing structure | |
| CN220666290U (en) | Pre-paved bottom plate assembled side wall waterproof structure | |
| CN208152087U (en) | A kind of prefabricated pipe gallery connection structure of big cross section | |
| CN211113770U (en) | A roof movement joint waterproof construction for underground station | |
| CN221218904U (en) | Waterproof structure of new and old underground structure seam | |
| CN217998198U (en) | Prefabricated assembled concrete underground structure waterproof system | |
| CN214328748U (en) | Aqueduct indirect seam water stopping device for hydraulic engineering | |
| CN220284885U (en) | Station bottom plate movement joint waterproof layer additional strengthening | |
| CN217974508U (en) | Building basement outer wall expansion joint waterproof construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |