CN211994510U - Anti-corrosion composite board for cooling tower - Google Patents
Anti-corrosion composite board for cooling tower Download PDFInfo
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- CN211994510U CN211994510U CN202020395338.2U CN202020395338U CN211994510U CN 211994510 U CN211994510 U CN 211994510U CN 202020395338 U CN202020395338 U CN 202020395338U CN 211994510 U CN211994510 U CN 211994510U
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Abstract
The utility model discloses an anti-corrosion composite board for a cooling tower, which belongs to the technical field of glass fiber reinforced plastic boards and comprises a first gel coat layer, a first matrix resin layer, a first fiber felt layer, a second matrix resin layer, a second fiber felt layer and a second gel coat layer which are connected in sequence; corrosion-resistant films are arranged outside the first gel coat layer and the second gel coat layer; and hollow glass beads are arranged in the first gel coat layer and the second gel coat layer. The composite board is of a multilayer structure and is obtained by coating for many times, and the two sides of the composite board are provided with gel coat layers, so that the problem of corrosion of the cooling tower can be effectively solved, and the corrosion resistance of the cooling tower is improved. The corrosion resistance of the composite board is further enhanced by arranging the corrosion-resistant film.
Description
Technical Field
The utility model relates to a glass steel sheet technical field, concretely relates to anticorrosion composite sheet for cooling tower.
Background
The early cooling tower is mostly in a brick-wood structure or an old reinforced concrete structure, and is heavy and thick. Due to poor cooling performance, low efficiency, high cost and unreasonable technical economy, the cooling device cannot meet the actual requirements and is not widely applied. Since the advent of glass fiber reinforced plastic plate, it was quickly used in cooling towers because of its advantages of light weight, high strength, corrosion resistance, designability, easy processing, beautiful appearance, and moderate cost. The application of glass fiber reinforced plastics in the cooling tower industry is very common, but the existing glass fiber reinforced plastic composite plate has a simple structure, one surface of the glass fiber reinforced plastic composite plate is generally provided with a gel coat layer, bubbles and air holes are easy to generate, some hidden dangers exist in industrial use, and other performances such as corrosion resistance and the like also need to be further improved.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an anticorrosion composite sheet for cooling tower, the composite sheet adopts multilayer structure, obtains through the coating many times, and the two-sided gel coat that all is equipped with of composite sheet, can solve the problem that the cooling tower corrodes effectively, improves the corrosion resisting property of cooling tower.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
an anti-corrosion composite board for a cooling tower comprises a first gel coat layer, a first matrix resin layer, a first fiber felt layer, a second matrix resin layer, a second fiber felt layer and a second gel coat layer which are sequentially connected; corrosion-resistant films are arranged outside the first gel coat layer and the second gel coat layer; and hollow glass beads are arranged in the first gel coat layer and the second gel coat layer.
Preferably, the first gel coat layer and the second gel coat layer are both m-benzene unsaturated polyester resin layers.
Preferably, the thickness of the first gel coat layer and the second gel coat layer is 0.1-0.6 mm.
Preferably, the first matrix resin layer and the second matrix resin layer are both flexible resin layers.
Preferably, the thickness of the first matrix resin layer and the second matrix resin layer is 0.3-1 mm.
Preferably, the thickness of the first fiber felt layer and the second fiber felt layer is 0.3-0.8 mm.
The utility model has the advantages of that: the utility model discloses a composite sheet is the glass fiber reinforced plastic sheet, the glass fiber reinforced plastic sheet itself has corrosion-resistant characteristic, can solve the problem that the cooling tower corrodes effectively, improve the corrosion resisting property of cooling tower, the two-sided of composite sheet all is equipped with gel coat layer, can avoid on the one hand follow-up matrix resin layer and the problem of fibre felt layer infiltration in-process easy bubble production, gas pocket, some hidden dangers that exist when avoiding the industrial use cooling tower, on the other hand can strengthen the ageing-resistant, corrosion resistance and the intensity of glass fiber reinforced plastic composite sheet, also avoided the problem that can only prevent the single face and corrode, especially, gel coat layer adopts m-benzene type unsaturated polyester resin not only to make the composite sheet have acidproof, alkali-resistant, corrosion-resistant performance, and ultraviolet resistance stronger, make the composite; the fiber felt layer can obviously improve the corrosion resistance, pressure resistance and leakage resistance of the composite board, and has the advantages of long service life and the like; the self weight of the composite board can be reduced by adding the hollow glass beads into the gel coat layer; the composite board of the utility model adopts a multilayer structure and is obtained by coating for many times, so that the shrinkage force during subsequent heating and curing can be reduced, and the fiber texture on the surface of the composite board is reduced; the corrosion resistance of the composite board is further enhanced by arranging the corrosion-resistant film.
Drawings
Fig. 1 is a schematic view of the overall structure of an anti-corrosion composite plate for a cooling tower according to the present invention.
In the figure: 1-a first gel coat layer, 2-a first matrix resin layer, 3-a first fiber felt layer, 4-a second matrix resin layer, 5-a second fiber felt layer, 6-a second gel coat layer, 7-a corrosion-resistant film and 8-hollow glass beads.
Detailed Description
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
The corrosion-resistant composite board for the cooling tower as shown in fig. 1 comprises a first gel coat layer 1, a first matrix resin layer 2, a first fiber felt layer 3, a second matrix resin layer 4, a second fiber felt layer 5 and a second gel coat layer 6 which are sequentially connected; the corrosion-resistant films 7 are arranged outside the first gel coat layer 1 and the second gel coat layer 6; the first gel coat layer 1 and the second gel coat layer 6 are both provided with hollow glass beads 8.
The first gel coat layer 1 and the second gel coat layer 6 are both m-benzene unsaturated polyester resin layers. The thickness of the first gel coat layer 1 and the second gel coat layer 6 is 0.1-0.6 mm. The first matrix resin layer 2 and the second matrix resin layer 4 are both flexible resin layers. The thickness of the first matrix resin layer 2 and the second matrix resin layer 4 is 0.3-1 mm. The thickness of the first fiber felt layer 3 and the second fiber felt layer 5 is 0.3-0.8 mm.
The utility model discloses the composite sheet is through coating the acquisition many times: laying a continuous base film on continuous forming production equipment, coating a first gel coat layer 1 on the base film, coating a first matrix resin layer 2 on the surface of the first gel coat layer 1, uniformly paving a first fiber felt layer 3 on the surface of the first matrix resin layer 2 to enable the first matrix resin layer 2 to be soaked with the first fiber felt layer 3, continuously coating a second matrix resin layer 4, uniformly paving a second fiber felt layer 5 on the surface of the second matrix resin layer 4 to enable the second matrix resin layer 4 to be soaked with the second fiber felt layer 5, then coating a second gel coat layer 6, and heating and curing. The first gel coat layer 1, the second gel coat layer 6 and the corrosion-resistant film 7 are connected through bonding.
The double surfaces of the composite board are provided with gel coats, so that on one hand, the problem that bubbles and air holes are easily generated in the subsequent process of infiltrating the matrix resin layer and the fiber felt layer can be avoided, and some hidden dangers existing in the process of using a cooling tower in industry can be avoided, on the other hand, the aging resistance, the corrosion resistance and the strength of the glass fiber reinforced plastic composite board can be enhanced, and the problem that only one side can be prevented from being corroded can be avoided, especially, the gel coats adopt the m-benzene type unsaturated polyester resin, so that the composite board has the performances of acid resistance, alkali resistance and corrosion resistance, and the ultraviolet resistance is stronger; the fiber felt layer can obviously improve the corrosion resistance, pressure resistance and leakage resistance of the composite board, and has the advantages of long service life and the like; the self weight of the composite board can be reduced by adding the hollow glass beads 8 into the gel coat layer; the utility model discloses a composite sheet adopts multilayer structure, obtains through the coating many times, and the shrinkage dynamics when can reducing follow-up heating solidification to alleviate the fibre line on composite sheet surface. The corrosion resistance of the composite board is further enhanced by the provision of the corrosion-resistant film 7.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. The anti-corrosion composite board for the cooling tower is characterized by comprising a first gel coat layer, a first matrix resin layer, a first fiber felt layer, a second matrix resin layer, a second fiber felt layer and a second gel coat layer which are sequentially connected; corrosion-resistant films are arranged outside the first gel coat layer and the second gel coat layer; and hollow glass beads are arranged in the first gel coat layer and the second gel coat layer.
2. The corrosion-resistant composite plate for a cooling tower according to claim 1, wherein the first gel coat layer and the second gel coat layer are both a layer of an m-benzene type unsaturated polyester resin.
3. The corrosion-resistant composite plate for a cooling tower according to claim 1, wherein the thickness of the first gel coat layer and the second gel coat layer is 0.1-0.6 mm.
4. The corrosion-resistant composite panel for a cooling tower according to claim 1, wherein the first and second base resin layers are flexible resin layers.
5. The corrosion-resistant composite plate for a cooling tower according to claim 1, wherein the first matrix resin layer and the second matrix resin layer have a thickness of 0.3 to 1 mm.
6. The corrosion-resistant composite plate for a cooling tower according to claim 1, wherein the first and second fiber felt layers have a thickness of 0.3 to 0.8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020395338.2U CN211994510U (en) | 2020-03-25 | 2020-03-25 | Anti-corrosion composite board for cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020395338.2U CN211994510U (en) | 2020-03-25 | 2020-03-25 | Anti-corrosion composite board for cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211994510U true CN211994510U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020395338.2U Active CN211994510U (en) | 2020-03-25 | 2020-03-25 | Anti-corrosion composite board for cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211994510U (en) |
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2020
- 2020-03-25 CN CN202020395338.2U patent/CN211994510U/en active Active
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