CN220336136U - Flexible composite leakage-resistant structure - Google Patents
Flexible composite leakage-resistant structure Download PDFInfo
- Publication number
- CN220336136U CN220336136U CN202321787715.7U CN202321787715U CN220336136U CN 220336136 U CN220336136 U CN 220336136U CN 202321787715 U CN202321787715 U CN 202321787715U CN 220336136 U CN220336136 U CN 220336136U
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- China
- Prior art keywords
- material body
- expansion joint
- composite material
- glue
- flexible composite
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- 239000002131 composite material Substances 0.000 title claims abstract description 50
- 239000004567 concrete Substances 0.000 claims abstract description 30
- 239000003292 glue Substances 0.000 claims abstract description 23
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 19
- 239000004917 carbon fiber Substances 0.000 claims abstract description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011083 cement mortar Substances 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims abstract description 16
- 230000001070 adhesive effect Effects 0.000 claims description 28
- 239000000853 adhesive Substances 0.000 claims description 27
- 238000005498 polishing Methods 0.000 claims description 20
- 230000008439 repair process Effects 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 6
- 239000011433 polymer cement mortar Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229920006332 epoxy adhesive Polymers 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model discloses a flexible composite anti-seepage structure which comprises a concrete structure layer, a structure expansion joint and a composite material body, wherein the structure expansion joint is formed in the concrete structure layer, the composite material body is adhered to the outer side of the structure expansion joint of the concrete structure layer, the composite material body comprises repairing glue, base glue, impregnating glue, carbon fiber cloth and cement mortar, the repairing glue, the base glue, the impregnating glue, the carbon fiber cloth and the cement mortar are sequentially stacked and attached from bottom to top, grinding grooves are formed in the structure expansion joint of the concrete structure layer along two sides of the joint, the length of each grinding groove is 250mm, the width of each grinding groove is 50mm, the depth of each grinding groove is 1-5 mm, the inner wall of each grinding groove is attached to the composite material body, the overall thickness of the composite material body is 2-5 mm, and the tensile strength of the composite material body is 600-700 MPa. The plugging flexible composite material has the characteristics of compactness, high strength, good bonding performance and strong expansion performance, and is very suitable for plugging the expansion joint of the structure.
Description
Technical Field
The utility model relates to the technical field related to building construction, in particular to a flexible composite anti-seepage structure.
Background
Most large buildings are provided with structural expansion joints, and the structural expansion joints are easy to produce water leakage. The water leakage treatment of the expansion joint of the structure is quite complex, and different from the common concrete crack treatment, the plugging material must meet two conditions: 1. the material is compact and has good bonding capability; 2. the material has larger expansion capability to adapt to the normal opening and closing of the expansion joint, otherwise, the peripheral structure of the expansion joint is inevitably changed, or the plugging material is damaged;
in the prior art, as disclosed in the publication No. CN212175527U, an expansion joint repairing structure comprises a bottom plate, wherein the bottom plate is made of elastic materials and is used for being installed in an expansion joint to be repaired, two opposite side edges of the bottom plate are fixedly connected with the joint wall of the expansion joint to be repaired respectively through sealant during installation, and the installed bottom plate forms a groove due to elastic deformation; the both sides limit of bottom plate can move towards the inboard pressure of cell chamber when being directed against the cell chamber and make the cell chamber compress, the cell chamber intussuseption of bottom plate is filled with the waterproof filler of elasticity, and the notch top of bottom plate is laid and is used for sealing the protection film of waiting to mend the expansion joint repair mouth, but its filler directly acts on in the expansion joint body for it also can occupy certain space even take place deformation, the free flexible of restriction expansion joint is very small from the container, and its bonding area between in-process and the building is less, make its bonding stability not enough, take place to peel off easily, there is certain use defect.
Disclosure of Invention
The utility model aims to provide a flexible composite anti-leakage structure so as to solve the problems that the adhesion area between an expansion joint repair structure and a building in the current market, which is proposed by the background technology, is smaller, so that the adhesion stability is insufficient and the peeling is easy to occur.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the flexible composite anti-seepage structure comprises a concrete structure layer, a structure expansion joint and a composite material body, wherein the structure expansion joint is formed in the concrete structure layer, the composite material body is adhered to the outer side of the structure expansion joint of the concrete structure layer, the composite material body comprises repairing glue, base glue, impregnating glue, carbon fiber cloth and cement mortar, and the repairing glue, the base glue, the impregnating glue, the carbon fiber cloth and the cement mortar are sequentially stacked and attached from bottom to top.
Preferably, the structural expansion joint of the concrete structural layer is provided with polishing grooves along two sides of the joint, the length of each polishing groove is 250mm, the width of each polishing groove is 50mm, the depth of each polishing groove is 1-5 mm, and the inner walls of the polishing grooves are in fit with the composite material.
By adopting the technical scheme, the composite material body can be adhered to the inner side of the polishing groove, so that the attaching contact area of the composite material body is increased, and the adhesive stability of the composite material body is effectively improved.
Preferably, the overall thickness of the composite material body is 2-5 mm, and the tensile strength of the composite material body is 600-700 MPa.
Through adopting above-mentioned technical scheme for the combined material body has stronger elasticity when having good leak protection effect, and material structure is impaired when avoiding the expansion joint to change, has prolonged life.
Preferably, the repair adhesive is a concrete crack repair adhesive, and the repair adhesive is tightly adhered above the concrete structure layer.
Preferably, the repair adhesive is a building structure reinforcing modified epoxy adhesive.
Preferably, the impregnating adhesive is carbon fiber impregnating adhesive.
Preferably, the cement mortar is polymer cement mortar, and the cement mortar is attached to and covered on the upper surface of the carbon fiber cloth, so that the surface protection effect is realized.
Compared with the prior art, the utility model has the beneficial effects that: the flexible composite anti-seepage structure has the advantages of simple method and convenient site construction, is a composite body formed by the structure adhesive, the carbon fiber cloth and the surface-protected polymer cement mortar material in a glue-weaving mode, and has 5 layers, wherein the thickness of the flexible composite material is about 2-5 mm, the tensile strength of the flexible composite material can reach 600-700 MPa, and the flexible composite material has the characteristics of compactness, high strength, good bonding performance and strong expansion performance, and is very suitable for plugging of a structural expansion joint.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a three-dimensional splitting structure of the present utility model;
FIG. 3 is a schematic perspective view of a concrete structure layer according to the present utility model;
fig. 4 is a schematic diagram of a front view structure of the present utility model.
In the figure: 1. a concrete structural layer; 2. a structural expansion joint; 3. grinding the groove; 4. a composite body; 401. repairing glue; 402. base glue; 403. dipping glue; 404. a carbon fiber cloth; 405. and (5) cement mortar.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the flexible composite leakage-resistant structure comprises a concrete structure layer 1, a structure expansion joint 2 and a composite material body 4, wherein the structure expansion joint 2 is arranged in the concrete structure layer 1, the composite material body 4 is adhered to the outer side of the structure expansion joint 2 of the concrete structure layer 1, the composite material body 4 comprises a repair adhesive 401, a base adhesive 402, an impregnating adhesive 403, carbon fiber cloth 404 and cement mortar 405, and the repair adhesive 401, the base adhesive 402, the impregnating adhesive 403, the carbon fiber cloth 404 and the cement mortar 405 are sequentially stacked and attached from bottom to top.
The structural expansion joint 2 of the concrete structural layer 1 is respectively provided with a polishing groove 3 by polishing along two sides of the joint, the length of the polishing groove 3 is 250mm, the width of the polishing groove is 50mm, the depth is 1-5 mm, and the inner wall of the polishing groove 3 is attached to the composite material body 4. As shown in fig. 1 and 3, the surface of the concrete structure layer 1 is treated at the expansion joint 2 of the plugging front edge structure, so that the surface is kept clean, the polishing grooves 3 with the length of 250mm, the width of 50mm and the depth of 1-5 mm are polished along the two sides of the joint, the later plugging of the waterproof material and the pasting of the carbon fiber cloth 404 are facilitated, the adhesion between the reinforced waterproof material and the concrete surface is ensured, and a better plugging effect is generated.
The overall thickness of the composite material body 4 is 2-5 mm, and the tensile strength of the composite material body 4 is 600-700 MPa. The repair glue 401 is a concrete crack repair glue, and the repair glue 401 is tightly adhered above the concrete structure layer 1. The repair adhesive 401 is a building structure reinforcing and reinforcing modified epoxy adhesive. The impregnating compound 403 is carbon fiber impregnating compound. The cement mortar 405 is polymer cement mortar, the cement mortar 405 is attached to and covers the upper surface of the carbon fiber cloth 404 to realize a surface protection effect, as shown in fig. 1-2 and fig. 4, the repair adhesive 401, the base adhesive 402, the impregnating adhesive 403, the carbon fiber cloth 404 and the cement mortar 405 are adhered to the inner side of the polishing groove 3 one by one from bottom to top to form a 5-layer composite material body 4, the plugging flexible composite material has the characteristics of compactness, high strength, good adhesive property and strong expansion performance, the composite material body 4 can be tightly attached and adhered to the concrete structural layer 1, and when the size of the structural expansion joint 2 is changed due to the temperature effect of the concrete structural layer 1, the composite material body 4 can stretch out and draw back to a certain degree, so that the free adjustment of the expansion joint is satisfied while the effective leakage resistance is realized, and the service life is long.
In summary, when the flexible composite anti-seepage structure is used, firstly, according to the illustration in fig. 1-4, the surface of the concrete structure layer 1 is treated at the expansion joint 2 of the plugging front edge structure, so that the surface is kept clean, the two edges of the joint are respectively polished to form the polishing groove 3, then the repair adhesive 401, the base adhesive 402, the impregnating adhesive 403, the carbon fiber cloth 404 and the cement mortar 405 are sequentially adhered to the inner side of the polishing groove 3 from bottom to top, and the covering and the protection of the structure expansion joint 2 are realized, so that the effective anti-seepage effect is realized.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a flexible composite anti-seepage structure, includes concrete structure layer (1), structure expansion joint (2) and combined material body (4), its characterized in that, structure expansion joint (2) have been seted up in concrete structure layer (1), just combined material body (4) are adhered in the outside of structure expansion joint (2) department of concrete structure layer (1), combined material body (4) are glued (401), basic glue (402), impregnating glue (403), carbon fiber cloth (404) and cement mortar (405) including repairing, repairing glue (401), basic glue (402), impregnating glue (403), carbon fiber cloth (404) and cement mortar (405) are stacked the laminating setting from down in proper order.
2. A flexible composite leakage resistant structure according to claim 1, wherein: the concrete structure layer (1) is characterized in that the structural expansion joint (2) is provided with polishing grooves (3) along two sides of the joint, the length of each polishing groove (3) is 250mm, the width of each polishing groove is 50mm, the depth of each polishing groove is 1-5 mm, and the inner wall of each polishing groove (3) is attached to the composite material body (4).
3. A flexible composite leakage resistant structure according to claim 1, wherein: the overall thickness of the composite material body (4) is 2-5 mm, and the tensile strength of the composite material body (4) is 600-700 MPa.
4. A flexible composite leakage resistant structure according to claim 1, wherein: the repair adhesive (401) is concrete crack repair adhesive, and the repair adhesive (401) is tightly adhered above the concrete structure layer (1).
5. A flexible composite leakage resistant structure according to claim 1, wherein: the repair adhesive (401) is a building structure reinforcing modified epoxy adhesive.
6. A flexible composite leakage resistant structure according to claim 1, wherein: the impregnating adhesive (403) is carbon fiber impregnating adhesive.
7. A flexible composite leakage resistant structure according to claim 1, wherein: the cement mortar (405) is polymer cement mortar, and the cement mortar (405) is adhered and covered on the upper surface of the carbon fiber cloth (404) to realize the surface protection effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321787715.7U CN220336136U (en) | 2023-07-07 | 2023-07-07 | Flexible composite leakage-resistant structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321787715.7U CN220336136U (en) | 2023-07-07 | 2023-07-07 | Flexible composite leakage-resistant structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220336136U true CN220336136U (en) | 2024-01-12 |
Family
ID=89445399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321787715.7U Active CN220336136U (en) | 2023-07-07 | 2023-07-07 | Flexible composite leakage-resistant structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220336136U (en) |
-
2023
- 2023-07-07 CN CN202321787715.7U patent/CN220336136U/en active Active
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