CN210501695U - Corrosion-resistant fireproof H-shaped steel plate - Google Patents
Corrosion-resistant fireproof H-shaped steel plate Download PDFInfo
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- CN210501695U CN210501695U CN201921298466.9U CN201921298466U CN210501695U CN 210501695 U CN210501695 U CN 210501695U CN 201921298466 U CN201921298466 U CN 201921298466U CN 210501695 U CN210501695 U CN 210501695U
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Abstract
The utility model discloses a corrosion-resistant fire prevention H shaped steel board, including H shaped steel board, the surface from interior to exterior of H shaped steel board has piled up fire prevention according to the preface and has pasted layer, flame retardant coating, corrosion-resistant ageing-resistant layer and corrosion-resistant paint picture layer. The utility model discloses a corrosion-resistant fire prevention H shaped steel board adopts and piles up fire prevention in proper order on the surface of H shaped steel board and paste layer, flame retardant coating, corrosion-resistant ageing-resistant layer and corrosion-resistant paint picture layer, and the fire behavior and the corrosion resisting property of effectual promotion H shaped steel board prolong the life of H shaped steel board.
Description
Technical Field
The utility model relates to a H shaped steel technical field especially relates to a corrosion-resistant fire prevention H shaped steel board.
Background
The H-shaped steel plate is an economic section efficient section bar with more optimized section area distribution and more reasonable strength-weight ratio, and is named because the section is the same as the English letter H. Because each part of the H-shaped steel plate is arranged at a right angle, the H-shaped steel plate has the advantages of strong bending resistance, simple construction, cost saving, light structure weight and the like in each direction. The H-shaped steel plate has wide application, and is mainly used for various civil and industrial building structures; various large-span industrial plants and modern high-rise buildings, especially industrial plants in areas with frequent earthquake activity and under high-temperature working conditions, require large bridges, heavy equipment, highways, ship frameworks, mine supports, foundation treatment and dam engineering, various machine components and the like, which have large bearing capacity, good cross-sectional stability and large span.
At present, the fireproof performance of the existing H-shaped steel plate is basically based on the performance of a base material for fire prevention, the fireproof performance of the H-shaped steel plate is poor, the surface of the existing H-shaped steel plate is often coated with paint for corrosion prevention, and when the H-shaped steel plate is applied to a severe environment, the corrosion prevention effect is poor and the preset service life of the H-shaped steel plate cannot be reached.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a corrosion-resistant and fireproof H-shaped steel plate.
The utility model discloses a corrosion-resistant fire prevention H shaped steel board, including H shaped steel board, the surface from interior to exterior of H shaped steel board has piled up fire prevention according to the preface and has pasted layer, flame retardant coating, corrosion-resistant ageing-resistant layer and corrosion-resistant paint picture layer.
In one embodiment of the present invention, a corrosion-resistant adhesive layer is disposed between the fire-proof layer and the corrosion-resistant aging-resistant layer.
In one embodiment of the present invention, the fireproof adhesive layer is a silicate adhesive layer.
In one embodiment of the present invention, the fire-proof layer is a silica-calcium stone layer or a hard fiber layer.
In one embodiment of the present invention, the corrosion-resistant and aging-resistant layer is modified polyvinyl chloride or acrylate-acrylonitrile-styrene copolymer or polymethyl methacrylate.
In one embodiment of the present invention, the corrosion-resistant paint layer is acrylic polyurethane paint.
In one embodiment of the present invention, the corrosion-resistant adhesive layer is a polymer hot-melt film or glue.
The utility model discloses corrosion-resistant fire prevention H shaped steel board has following beneficial effect: the utility model discloses a corrosion-resistant fire prevention H shaped steel board adopts and piles up fire prevention in proper order on the surface of H shaped steel board and paste layer, flame retardant coating, corrosion-resistant ageing-resistant layer and corrosion-resistant paint picture layer, and the fire behavior and the corrosion resisting property of effectual promotion H shaped steel board prolong the life of H shaped steel board.
Drawings
Fig. 1 is the structural schematic diagram of the corrosion-resistant fireproof H-shaped steel plate of the utility model.
Fig. 2 is a schematic view of the corrosion-resistant and fireproof H-shaped steel plate according to the present invention.
Description of reference numerals:
1. corrosion-resistant fireproof H-shaped steel plates; 10. h-shaped steel plates; 20. a fire-resistant adhesive layer; 30. a fire barrier layer; 40. a corrosion-resistant aging-resistant layer; 50. a corrosion-resistant paint coating; 60. and a corrosion-resistant adhesive layer.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Please refer to fig. 1 and fig. 2, which are a schematic structural diagram and a schematic exploded view of the corrosion-resistant and fire-proof H-shaped steel plate 1 of the present invention, respectively. As shown in the figure, the utility model discloses a corrosion-resistant fire prevention H shaped steel board 1 includes H shaped steel board 10, and H shaped steel board 10's surface from interior to exterior has piled up according to the preface that fire prevention pasted layer 20, flame retardant coating 30, corrosion-resistant ageing-resistant layer 40 and corrosion-resistant paint picture layer 50. The fireproof adhesive layer 20 is a silicate adhesive layer. The silicate adhesive binder has the advantages of high modulus, impact resistance, vibration resistance, strong activity, high bonding strength, good high temperature resistance, good thermal stability and ultraviolet resistance; ozone is resistant to chemical media, moisture-proof, chemical resistant, excellent in electrical performance and the like, and does not contain toxic components. The utility model discloses use the silicate adhesive binder to paste layer 20 as the fire prevention for corrosion-resistant fire prevention H shaped steel board 1's flame retardant coating 30, corrosion-resistant ageing-resistant layer 40 and corrosion-resistant paint picture layer 50 are difficult for breaking away from H shaped steel board 10, and, accord with corrosion-resistant fire prevention H shaped steel board 1's physicochemical properties demand.
The fire-proof layer 30 is a silica-calcium stone layer or a hard fiber layer. The silica-calcia layer or the hard fiber layer is made of a non-diffusion flame material, if flame is generated locally on the fireproof layer 30, the flame can be extinguished automatically without diffusion, and the silica-calcia layer or the hard fiber layer has heat insulation performance, so that even if one side of the fireproof layer 30 burns, the temperature of the other side of the fireproof layer 30 cannot rise, and the fire hazard range can be prevented from being expanded.
The corrosion-resistant and aging-resistant layer 40 is modified polyvinyl chloride or acrylate-acrylonitrile-styrene copolymer or polymethyl methacrylate. The corrosion-resistant aging-resistant layer 40 is used for protecting the H-shaped steel plate 10, the fireproof pasting layer 20 and the fireproof layer 30, delaying the aging and corrosion of the H-shaped steel plate 10, the fireproof pasting layer 20 and the fireproof layer 30, and improving the corrosion resistance and aging resistance of the corrosion-resistant fireproof H-shaped steel plate 1.
The corrosion-resistant paint coating 50 is an acrylic polyurethane paint. The acrylic polyurethane paint has excellent weather resistance, good paint film decoration performance, good chemical resistance, excellent gloss retention and color retention, high adhesive force and good mechanical performance, so that the corrosion-resistant fireproof H-shaped steel plate 1 is attractive, and the corrosion resistance of the corrosion-resistant fireproof H-shaped steel plate 1 is further improved.
In specific application, a corrosion-resistant adhesive layer 60 is arranged between the fire-proof layer 30 and the corrosion-resistant aging-resistant layer 40. The corrosion-resistant adhesive layer 60 is a polymer hot-melt film or glue. The material adopted by the high-molecular hot-melt film or the glue is any one or a combination of a plurality of polyurethane, copolyester, polyvinyl acetate and polyvinyl acetal. The fireproof layer 30 and the corrosion-resistant aging-resistant layer 40 are firmly bonded, the fireproof layer 30 and the corrosion-resistant aging-resistant layer 40 are prevented from being bonded and falling off, and the corrosion resistance of the corrosion-resistant fireproof H-shaped steel plate 1 is further damaged.
To sum up, the utility model discloses a corrosion-resistant fire prevention H shaped steel board has following beneficial effect:
the utility model discloses a corrosion-resistant fire prevention H shaped steel board adopts and piles up fire prevention in proper order on the surface of H shaped steel board and paste layer, flame retardant coating, corrosion-resistant ageing-resistant layer and corrosion-resistant paint picture layer, and the fire behavior and the corrosion resisting property of effectual promotion H shaped steel board prolong the life of H shaped steel board.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides a corrosion-resistant fire prevention H shaped steel board, includes H shaped steel board, its characterized in that, the surface from interior to exterior of H shaped steel board has piled up fire prevention according to the preface and has pasted layer, flame retardant coating, corrosion-resistant ageing-resistant layer and corrosion-resistant paint picture layer.
2. The corrosion-resistant and fire-resistant H-shaped steel plate according to claim 1, wherein a corrosion-resistant adhesive layer is arranged between the fire-resistant layer and the corrosion-resistant and aging-resistant layer.
3. The corrosion-resistant fireproof H-shaped steel plate according to claim 1, wherein the fireproof adhesive layer is a silicate adhesive layer.
4. The corrosion-resistant fireproof H-shaped steel plate according to claim 1, wherein the fireproof layer is a silica-calcium stone layer or a hard fiber layer.
5. The corrosion-resistant fireproof H-shaped steel plate according to claim 1, wherein the corrosion-resistant aging-resistant layer is modified polyvinyl chloride or acrylate-acrylonitrile-styrene copolymer or polymethyl methacrylate.
6. The corrosion-resistant fireproof H-shaped steel plate according to claim 1, wherein the corrosion-resistant paint coating is acrylic polyurethane paint.
7. The corrosion-resistant fireproof H-shaped steel plate according to claim 2, wherein the corrosion-resistant adhesive layer is a high-molecular hot-melt film or glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921298466.9U CN210501695U (en) | 2019-08-12 | 2019-08-12 | Corrosion-resistant fireproof H-shaped steel plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921298466.9U CN210501695U (en) | 2019-08-12 | 2019-08-12 | Corrosion-resistant fireproof H-shaped steel plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210501695U true CN210501695U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921298466.9U Active CN210501695U (en) | 2019-08-12 | 2019-08-12 | Corrosion-resistant fireproof H-shaped steel plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210501695U (en) |
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2019
- 2019-08-12 CN CN201921298466.9U patent/CN210501695U/en active Active
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