CN216041815U - Outer wall anti-cracking and corrosion-resistant structure used for internal corrosive environment - Google Patents
Outer wall anti-cracking and corrosion-resistant structure used for internal corrosive environment Download PDFInfo
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- CN216041815U CN216041815U CN202121967780.9U CN202121967780U CN216041815U CN 216041815 U CN216041815 U CN 216041815U CN 202121967780 U CN202121967780 U CN 202121967780U CN 216041815 U CN216041815 U CN 216041815U
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Abstract
The utility model relates to an outer wall anti-cracking and anti-corrosion structure used for an internal corrosive environment, which comprises an interface treatment sealing layer, an anti-corrosion layer, a waterproof layer and an anti-cracking layer which are sequentially filled between a wall body and an outer wall decoration material; the interface treatment sealing layer is arranged on the outer surface of the smooth wall body base layer, the anticorrosive layer is arranged on the outer surface of the interface treatment sealing layer, the waterproof layer is arranged on the outer surface of the anticorrosive layer, the anti-cracking layer is arranged on the outer surface of the waterproof layer, and the outer wall decoration material is arranged on the outer surface of the anti-cracking layer. The utility model can effectively reduce the cracking and corrosion phenomena of the external wall with the inside being corrosive environment, can also carry out construction under the condition that the inside is running or has no internal construction condition, and is beneficial to improving the corrosion resistance of industrial buildings.
Description
Technical Field
The utility model relates to the technical field of building corrosion prevention, in particular to an outer wall anti-cracking and corrosion-resistant structure with a corrosive environment inside.
Background
With the development of times, the industrialization progress of China is continuously deepened and accelerated, and various industrial buildings are also continuously emerged. Among these buildings, there are more and more buildings requiring corrosion resistance, such as municipal waste treatment plants, sewage treatment plants, and the like. In the process of treating wastes in the factory buildings, garbage leachate, sludge sewage, waste gas containing organic acid and the like are generated, and for a long time, the corrosive gas and the corrosive liquid cause great damage to weak parts of the factory building, especially when the corrosive gas and the corrosive liquid permeate to the outside of the factory building through gaps of a reinforced concrete wall or an autoclaved aerated concrete wall of the factory building, the decorative layer of the outer wall is damaged, and the potential damage to the environment around the factory and the potential health of people is further caused.
According to the specifications of construction and acceptance of building anti-corrosion engineering (GB50212-2014), the anti-corrosion surface layers mainly comprise the following components: the coating comprises a resin type anti-corrosion surface layer, a water glass type anti-corrosion surface layer, a polymer cement mortar anti-corrosion surface layer, a block material anti-corrosion surface layer, a spraying type polyurea anti-corrosion surface layer, a coating type anti-corrosion surface layer and an asphalt type anti-corrosion surface layer. These structures are expensive in cost, complex in process, and have high requirements for professional skills of construction teams, and are basically constructed for the interior, and when the interior is in operation or does not have interior construction conditions, the construction of corrosion resistant engineering cannot be performed. Therefore, further optimization is needed in combination with the existing situation, so as to solve the above problems.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide an outer wall anti-cracking and corrosion-resistant structure used in an internal corrosion environment, which can effectively reduce the outer wall anti-cracking and corrosion phenomena in the internal corrosion environment, can be constructed under the condition that the internal construction condition is running or not available, and is beneficial to improving the corrosion resistance of industrial buildings.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the method comprises the steps of constructing an outer wall anti-cracking and anti-corrosion structure with a corrosive environment inside, wherein the outer wall anti-cracking and anti-corrosion structure comprises an interface treatment closed layer, an anti-corrosion layer, a waterproof layer and an anti-cracking layer which are sequentially filled between a wall body and an outer wall decoration material; the interface treatment sealing layer is arranged on the outer surface of the smooth wall body base layer, the anticorrosive layer is arranged on the outer surface of the interface treatment sealing layer, the waterproof layer is arranged on the outer surface of the anticorrosive layer, the anti-cracking layer is arranged on the outer surface of the waterproof layer, and the outer wall decoration material is arranged on the outer surface of the anti-cracking layer.
In the above scheme, the interface treatment sealing layer is a concrete interface agent.
In the scheme, the anticorrosive layer is an ultrahigh-performance concrete layer, and the 28d compressive strength of the ultrahigh-performance concrete is more than or equal to 160 MPa.
In the scheme, the thickness of the anticorrosive layer is 15-20 mm.
In the scheme, the waterproof layer is a polymer cement waterproof coating, and the thickness of the polymer cement waterproof coating is 1.5-2.0 mm.
In the scheme, the anti-cracking layer comprises anti-cracking mortar and glass fiber gridding cloth arranged in the anti-cracking mortar.
In the scheme, the wall body is a reinforced concrete wall body or an autoclaved aerated concrete wall body.
The outer wall anti-cracking and corrosion-resistant structure used for the internal corrosive environment has the following beneficial effects:
the utility model ensures the service life of the exterior wall decorative material with corrosive environment inside. The anticorrosion layer and the waterproof layer are adopted to improve the compactness of the structure, have certain waterproof and anti-permeability capacity and also ensure that corrosive gas and corrosive liquid cannot leak, thereby achieving the corrosion-resistant effect. And the anti-cracking mortar and the glass fiber gridding cloth in the anti-cracking layer ensure that the whole structure can not crack, improve the anti-cracking property and the whole aesthetic property of the exterior wall decorative material and greatly prolong the service life of the exterior wall decorative material.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of the present invention for use in an exterior wall crack and corrosion resistant structure having a corrosive environment inside;
1. a wall body; 2. an exterior wall decoration material; 3. an interface treatment sealing layer, 4 and an anticorrosive layer; 5. a waterproof layer; 6. an anti-cracking layer; 61. anti-crack mortar; 62. glass fiber mesh cloth.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the present invention is used for an outer wall anti-cracking and corrosion-resistant structure with an internal corrosive environment, and comprises an outer wall anti-cracking and corrosion-resistant structure with an internal corrosive environment, and the outer wall anti-cracking and corrosion-resistant structure comprises an interface treatment sealing layer 3, an anticorrosive layer 4, a waterproof layer 5 and an anti-cracking layer 6 which are filled between a wall body 1 and an outer wall decoration material 2. The interface treatment sealing layer 3 is arranged on the smooth outer surface of the original wall body 1, the anticorrosive layer 4 is arranged on the outer surface of the interface treatment sealing layer 3, the waterproof layer 5 is arranged on the outer surface of the anticorrosive layer 4, the anti-cracking layer 6 is arranged on the outer surface of the waterproof layer 5, and the outer wall decoration material 2 is arranged on the outer surface of the anti-cracking layer 6. The wall body 1 is a reinforced concrete wall body or an autoclaved aerated concrete wall body.
The utility model relates to an outer wall anti-cracking and corrosion-resistant structure with a corrosive environment inside, which ensures the service life of an outer wall decorative material with a corrosive environment inside. By adopting two functional layers of the anticorrosive layer 4 and the waterproof layer 5, the compactness of the whole structure is ensured, the corrosive gas and the corrosive liquid are prevented from leaking, and the corrosion-resistant effect is achieved. The anti-cracking mortar 61 and the glass fiber mesh cloth 62 in the anti-cracking layer 6 ensure that the whole structure can not crack, improve the anti-cracking property and the whole aesthetic property of the exterior wall decorative material, and greatly prolong the service life of the exterior wall decorative material. Further, the interface treatment sealing layer is a concrete interface agent.
Further, the anticorrosive coating 4 is an ultra-high performance concrete layer. The ultra-high performance concrete has the advantages of high strength and good corrosion resistance, the anti-permeability grade is more than 5 times of that of the common concrete, the corrosion and the penetration of corrosive gas and corrosive liquid can be completely resisted, and various construction modes such as spraying or plastering can be adopted, so that the construction is convenient, time and labor are saved. The 28d compressive strength of the ultra-high performance concrete is more than or equal to 160MPa, the anti-permeability grade is more than or equal to P30, the mass loss of the ultra-high performance concrete in an acid medium (pH 3) is less than or equal to 1%, and the fiber used in the ultra-high performance concrete is glass fiber/PP fiber. Preferably, the thickness of the anticorrosive layer 4 is 15-20 mm.
Furthermore, the waterproof layer 5 is a polymer cement waterproof coating which is I type or II type meeting GB/T23445-.
Further, the anti-cracking layer 6 comprises anti-cracking mortar 61 and glass fiber mesh cloth 62, the construction thickness of the anti-cracking mortar is 3-5 mm, and the glass fiber mesh cloth 62 is arranged inside the anti-cracking mortar 61. The crack-resistant layer 6 has a good ability to withstand joint displacement and does not crack under long-term conditions of varying joint widths.
Further, the wall body 1 is a reinforced concrete wall body or an autoclaved aerated concrete wall body.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (7)
1. An outer wall anti-cracking and anti-corrosion structure used for an internal corrosive environment is characterized by comprising an interface treatment sealing layer, an anti-corrosion layer, a waterproof layer and an anti-cracking layer which are sequentially filled between a wall body and an outer wall decoration material; the interface treatment sealing layer is arranged on the outer surface of the smooth wall body base layer, the anticorrosive layer is arranged on the outer surface of the interface treatment sealing layer, the waterproof layer is arranged on the outer surface of the anticorrosive layer, the anti-cracking layer is arranged on the outer surface of the waterproof layer, and the outer wall decoration material is arranged on the outer surface of the anti-cracking layer.
2. The exterior wall crack and corrosion resistant structure for an internally corrosive environment of claim 1, wherein said interface treatment sealing layer is a concrete interface agent.
3. The outer wall anti-cracking and anti-corrosion structure used for the internal corrosive environment according to claim 1, wherein the anti-corrosion layer is an ultra-high performance concrete layer, and the 28d compressive strength of the ultra-high performance concrete is greater than or equal to 160 MPa.
4. The outer wall anti-cracking and anti-corrosion structure used for the internal corrosive environment according to claim 1, wherein the thickness of the anti-corrosion layer is 15-20 mm.
5. The outer wall anti-cracking and anti-corrosion structure for the internal corrosive environment according to claim 1, wherein the waterproof layer is a polymer cement waterproof coating, and the thickness of the polymer cement waterproof coating is 1.5-2.0 mm.
6. The exterior wall crack-resistant and corrosion-resistant structure for an exterior wall with a corrosive environment inside according to claim 1, wherein the crack-resistant layer comprises crack-resistant mortar and fiberglass mesh cloth arranged inside the crack-resistant mortar.
7. The outer wall anti-cracking and anti-corrosion structure used for the internal corrosive environment according to claim 1, wherein the wall body is a reinforced concrete wall body or an autoclaved aerated concrete wall body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121967780.9U CN216041815U (en) | 2021-08-20 | 2021-08-20 | Outer wall anti-cracking and corrosion-resistant structure used for internal corrosive environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121967780.9U CN216041815U (en) | 2021-08-20 | 2021-08-20 | Outer wall anti-cracking and corrosion-resistant structure used for internal corrosive environment |
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| CN216041815U true CN216041815U (en) | 2022-03-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934598A (en) * | 2022-05-29 | 2022-08-23 | 五冶集团上海有限公司 | Waterproof and anti-cracking construction method for PC structure outer wall |
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2021
- 2021-08-20 CN CN202121967780.9U patent/CN216041815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934598A (en) * | 2022-05-29 | 2022-08-23 | 五冶集团上海有限公司 | Waterproof and anti-cracking construction method for PC structure outer wall |
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