CN213062120U - Waterproof structure of underground engineering - Google Patents
Waterproof structure of underground engineering Download PDFInfo
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- CN213062120U CN213062120U CN202021253050.8U CN202021253050U CN213062120U CN 213062120 U CN213062120 U CN 213062120U CN 202021253050 U CN202021253050 U CN 202021253050U CN 213062120 U CN213062120 U CN 213062120U
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Abstract
The utility model relates to a waterproof structure of underground works, including concrete layer, concrete layer's upper surface is provided with the matte, and the matte top is provided with cement base capillary crystalline waterproof layer, and the intraformational upper portion of cement base capillary crystalline waterproof layer is provided with the spandex reinforcing net, and the top of cement base capillary crystalline waterproof layer is provided with the polyamide fibre protective layer. Due to the design of the rough surface, the cement-based capillary crystalline waterproof layer and the spandex reinforced net, the contact area between the cement-based capillary crystalline waterproof layer and the concrete layer can be increased by the rough surface, and the separation of the cement-based capillary crystalline waterproof layer and the concrete layer is reduced, so that the cement-based capillary crystalline waterproof layer and the concrete layer can keep better integrity; in addition, because the spandex reinforced net has better elasticity, the spandex reinforced net is combined with the cement-based capillary crystalline waterproof layer to provide aggregate support for the cement-based capillary crystalline waterproof layer, and the spandex reinforced net can stretch or shrink along with the expansion and shrinkage of the cement-based capillary crystalline waterproof layer, so that the cracking of the cement-based capillary crystalline waterproof layer is reduced, and the waterproof effect is ensured.
Description
Technical Field
The utility model relates to a waterproof construction technical field, more specifically say, relate to a waterproof structure of underground works.
Background
The underground waterproof engineering refers to an engineering entity for carrying out waterproof design, waterproof construction, maintenance management and other technical workpieces on buildings (structures) such as industrial and civil building underground engineering, protection engineering, tunnels, underground railways and the like. At present, the waterproof layer that underground works often adopted is mostly modified asphalt waterproofing membrane waterproof layer and coating waterproof layer, and wherein cement base capillary crystalline waterproofing membrane in the coating waterproof layer breaks away from with the concrete main part after the construction, the easy problem of ftractureing after just cement base capillary crystalline waterproofing membrane solidification appears, the utility model discloses a new solution is proposed to above problem.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide an underground works waterproof construction to solve the technical problem who mentions in the background art.
In order to solve the above problems, the utility model adopts the following technical proposal.
According to the utility model discloses underground works waterproof construction, including concrete layer, concrete layer's upper surface is provided with the matte, and the matte top is provided with cement base capillary crystalline waterproof layer, and the upper portion in the cement base capillary crystalline waterproof layer is provided with the spandex reinforcing net, and the top of cement base capillary crystalline waterproof layer is provided with the polyamide fibre protective layer.
In the embodiment, due to the design of the rough surface, the cement-based capillary crystalline waterproof layer and the spandex reinforced net, the contact area between the cement-based capillary crystalline waterproof layer and the concrete layer can be increased by the rough surface, and the separation of the cement-based capillary crystalline waterproof layer and the concrete layer is reduced, so that the cement-based capillary crystalline waterproof layer and the concrete layer can be kept better in integrity; in addition, because the spandex reinforced net has better elasticity, the spandex reinforced net is combined with the cement-based capillary crystalline waterproof layer to provide aggregate support for the cement-based capillary crystalline waterproof layer, and the spandex reinforced net can stretch or shrink along with the expansion and shrinkage of the cement-based capillary crystalline waterproof layer, so that the cracking of the cement-based capillary crystalline waterproof layer is reduced, and the waterproof effect of the cement-based capillary crystalline waterproof layer is ensured.
In addition, according to the utility model discloses underground works waterproof construction, can also have following additional technical characterstic:
according to the utility model discloses an embodiment, the top of polyamide fibre protective layer is provided with corrosion-resistant layer.
According to the utility model discloses an embodiment, corrosion-resistant layer chooses for use bisphenol A type epoxy to brush and forms, and corrosion-resistant layer with polyamide fibre protective layer adhesive bonding.
According to the utility model discloses an embodiment, the top of corrosion-resistant layer is provided with wear-resisting rubber layer.
According to an embodiment of the invention, the wear-resistant rubber layer is adhesively connected with the corrosion-resistant layer.
According to the utility model discloses an embodiment, the top of wear-resisting rubber layer is provided with the prevention of seepage layer.
According to the utility model discloses an embodiment, the prevention of seepage layer adopts neoprene latex cement mortar to apply paint with a brush and is formed on the wear-resisting rubber layer.
According to an embodiment of the utility model, the specification of spandex reinforcing mesh is 150-.
According to an embodiment of the utility model, every two are adjacent overlap joint between the spandex reinforcing mesh.
According to the utility model discloses an embodiment, every two blocks are adjacent the overlap joint width between the spandex reinforcing mesh is 0.1-0.2 m.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the waterproof structure of the underground engineering of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
The reference numbers in the figures illustrate:
1. a concrete layer; 2. rough surface; 3. a cement-based capillary crystalline waterproof layer; 4. a spandex reinforcing mesh; 5. a nylon protective layer; 6. a corrosion-resistant layer; 7. a wear-resistant rubber layer; 8. and (4) a permeation-preventing layer.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
Please refer to fig. 1 to 2, according to the embodiment of the present invention, the underground engineering waterproof structure includes a concrete layer 1, the upper surface of the concrete layer 1 is provided with a rough surface 2, a cement-based capillary crystalline waterproof layer 3 is disposed above the rough surface 2, a spandex reinforced net 4 is disposed on the upper portion of the cement-based capillary crystalline waterproof layer 3, and a nylon protective layer 5 is disposed above the cement-based capillary crystalline waterproof layer 3.
In the embodiment, due to the design of the rough surface 2, the cement-based capillary crystalline waterproof layer 3 and the spandex reinforced net 4, the rough surface 2 can increase the contact area between the cement-based capillary crystalline waterproof layer 3 and the concrete layer 1, and reduce the separation of the cement-based capillary crystalline waterproof layer 3 from the concrete layer 1, so that the cement-based capillary crystalline waterproof layer 3 and the concrete layer 1 keep better integrity; in addition, because the elasticity of the spandex reinforced net 4 is better, the spandex reinforced net 4 is combined with the cement-based capillary crystalline waterproof layer 3, so that aggregate support can be provided for the cement-based capillary crystalline waterproof layer 3, and the spandex reinforced net can stretch or shrink along with the expansion and contraction of the cement-based capillary crystalline waterproof layer 3, the cracking of the cement-based capillary crystalline waterproof layer 3 is reduced, and the waterproof effect of the cement-based capillary crystalline waterproof layer 3 is ensured.
Further, a corrosion-resistant layer 6 is arranged above the nylon protective layer 5.
Further, the corrosion-resistant layer 6 is formed by brushing bisphenol A epoxy resin, and the corrosion-resistant layer 6 is in adhesive connection with the nylon protective layer 5.
Further, a wear-resistant rubber layer 7 is arranged above the corrosion-resistant layer 6.
Further, the wear-resistant rubber layer 7 is adhesively connected to the corrosion-resistant layer 6.
Further, an anti-seepage layer 8 is arranged above the wear-resistant rubber layer 7.
Further, the anti-seepage layer 8 is formed by coating neoprene latex cement mortar on the wear-resistant rubber layer 7.
Further, the spandex reinforcing mesh 4 is 200 grams per square meter in specification of 150 plus, the thickness of the cement-based capillary crystalline waterproof layer 3 is 1.5-2.5mm, and the spandex reinforcing mesh 4 is pressed into the upper part of the cement-based capillary crystalline waterproof layer 3.
Furthermore, every two adjacent spandex reinforced nets 4 are overlapped.
Further, the lap joint width between every two adjacent spandex reinforced nets 4 is 0.1-0.2 m.
The working process of the utility model is as follows:
an operator can firstly chisels the upper surface of the concrete layer 1 and cleans the concrete layer, the cement-based capillary crystalline waterproof layer 3 is sprayed, the spandex reinforcing net 4 is pressed in before the cement-based capillary crystalline waterproof layer 3 is initially set, and the nylon protective layer 5, the corrosion-resistant layer 6, the wear-resistant rubber layer 7 and the anti-permeation layer 8 are sequentially constructed above the cement-based capillary crystalline waterproof layer 3. Due to the design of the rough surface 2, the cement-based capillary crystalline waterproof layer 3 and the spandex reinforced net 4, the rough surface 2 can increase the contact area between the cement-based capillary crystalline waterproof layer 3 and the concrete layer 1, reduce the separation of the cement-based capillary crystalline waterproof layer 3 from the concrete layer 1 and keep the integrity of the cement-based capillary crystalline waterproof layer 3 and the concrete layer 1 better; in addition, because the elasticity of the spandex reinforced net 4 is better, the spandex reinforced net 4 is combined with the cement-based capillary crystalline waterproof layer 3, so that aggregate support can be provided for the cement-based capillary crystalline waterproof layer 3, and the spandex reinforced net can stretch or shrink along with the expansion and contraction of the cement-based capillary crystalline waterproof layer 3, the cracking of the cement-based capillary crystalline waterproof layer 3 is reduced, and the waterproof effect of the cement-based capillary crystalline waterproof layer 3 is ensured.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (10)
1. The waterproof structure of the underground engineering comprises a concrete layer and is characterized in that a rough surface is arranged on the upper surface of the concrete layer, a cement-based capillary crystalline waterproof layer is arranged above the rough surface, a spandex reinforcing net is arranged on the upper portion in the cement-based capillary crystalline waterproof layer, and a nylon protective layer is arranged above the cement-based capillary crystalline waterproof layer.
2. A waterproof structure for underground works according to claim 1, wherein: and a corrosion-resistant layer is arranged above the nylon protective layer.
3. A waterproof structure for underground works according to claim 2, wherein: the corrosion-resistant layer is formed by brushing bisphenol A epoxy resin, and is in adhesive connection with the nylon protective layer.
4. A waterproof structure for underground works according to claim 2, wherein: and a wear-resistant rubber layer is arranged above the corrosion-resistant layer.
5. The waterproof structure of underground works of claim 4, wherein: the wear-resistant rubber layer is in adhesive connection with the corrosion-resistant layer.
6. The waterproof structure of underground works of claim 4, wherein: and an anti-seepage layer is arranged above the wear-resistant rubber layer.
7. An underground works waterproofing structure according to claim 6, wherein: the anti-seepage layer is formed by brushing neoprene latex cement mortar on the wear-resistant rubber layer.
8. A waterproof structure for underground works according to claim 1, wherein: every two adjacent spandex reinforced nets are lapped.
9. A waterproof structure for underground works according to claim 8, wherein: the lap joint width between every two adjacent spandex reinforced nets is 0.1-0.2 m.
10. A waterproof structure for underground works according to claim 1, wherein: the spandex reinforced net has the specification of 150 plus 200g per square meter, the thickness of the cement-based capillary crystalline waterproof layer is 1.5-2.5mm, and the spandex reinforced net is pressed into the upper part of the cement-based capillary crystalline waterproof layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021253050.8U CN213062120U (en) | 2020-07-01 | 2020-07-01 | Waterproof structure of underground engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021253050.8U CN213062120U (en) | 2020-07-01 | 2020-07-01 | Waterproof structure of underground engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213062120U true CN213062120U (en) | 2021-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021253050.8U Active CN213062120U (en) | 2020-07-01 | 2020-07-01 | Waterproof structure of underground engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213062120U (en) |
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2020
- 2020-07-01 CN CN202021253050.8U patent/CN213062120U/en active Active
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