CN216545111U - Salt-fog-resistant PCM composite board - Google Patents
Salt-fog-resistant PCM composite board Download PDFInfo
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- CN216545111U CN216545111U CN202120649098.9U CN202120649098U CN216545111U CN 216545111 U CN216545111 U CN 216545111U CN 202120649098 U CN202120649098 U CN 202120649098U CN 216545111 U CN216545111 U CN 216545111U
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Abstract
The utility model provides a salt fog resistant PCM composite board, and belongs to the technical field of composite boards. The salt fog resistant PCM composite board comprises a composite layer mechanism and a back board layer mechanism. The composite bed mechanism includes substrate layer subassembly, first passivation rete, salt fog resistant layer subassembly and surface course subassembly, the substrate layer subassembly includes aluminium sheet layer, first steel deck and second steel deck, first steel deck with the second steel deck connect respectively in the aluminium sheet layer both sides. According to the utility model, the purpose of good hydrochloric acid resistance is achieved through the effects of the aluminum plate layer, the first steel plate layer, the second steel plate layer, the first passivation film layer, the second passivation film layer, the zinc-chromium coating, the phosphating film layer and the PTFE anticorrosive coating, the metal material in the composite plate is protected through the protection structure, so that the metal material is not easily subjected to alkaline corrosion of salt mist, the plate is not easily damaged, the service life of the plate is prolonged, and sustainable development is facilitated.
Description
Technical Field
The utility model relates to the field of composite boards, in particular to a salt fog resistant PCM composite board.
Background
The steel plate has wide application in industry and life, and is required to be used in automobiles, refrigerators, washing machines, high-grade furniture, kitchen equipment, industrial and civil buildings and the like. The general steel plate can be used as a formal product after being coated with a protective layer or a decorative layer on the surface, and is mostly carried out after being made into a product or a semi-finished product, so that the manufacturing process is complex, and the energy consumption and the pollution in the production are large. In the household appliance industry in recent years, the plastic film is gradually coated on the surface of the steel plate, so that the protective effect and the decorative effect are achieved, the existing PCM composite plate is poor in hydrochloric acid resistant effect, the salt mist has strong alkaline corrosion, metal in the composite plate is easily corroded, the plate is damaged, the service life of the plate is shortened, the use cost can be increased during replacement, and the requirement for sustainable development is not facilitated.
Accordingly, one skilled in the art has provided a salt spray resistant PCM composite panel to solve the problems set forth in the background art as described above.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects, the utility model provides a salt spray resistant PCM composite board, aiming at solving the problem of poor hydrochloric acid resistance.
The utility model is realized by the following steps:
the utility model provides a salt fog resistant PCM composite board which comprises a composite layer mechanism and a back board layer mechanism.
The composite bed mechanism includes substrate layer subassembly, first passivation rete, anti salt fog layer subassembly and surface course subassembly, the substrate layer subassembly includes aluminium sheet layer, first steel deck and second steel deck, first steel deck with the second steel deck connect respectively in the aluminium sheet layer both sides, first passivation rete connect in first steel deck one side, anti salt fog layer unit mount in first passivation rete one side, surface course subassembly connect in anti salt fog layer subassembly one side, backsheet mechanism includes second passivation rete, second passivation rete install in second steel deck one side, the thickness of second passivation rete with first passivation rete thickness is the same.
In an embodiment of the salt spray resistant PCM composite board, the thickness of the first steel plate layer is the same as that of the second steel plate layer, and the thickness of the aluminum plate layer is twice that of the first steel plate layer.
In an embodiment of the salt spray resistant PCM composite board according to the present invention, the thickness of the first passivation film layer is equal to the thickness of the first steel deck, and the first passivation film layer is located on top of the first steel deck.
In an embodiment of the salt spray resistant PCM composite board, the salt spray resistant layer assembly comprises a zinc-chromium coating and a phosphating film layer, wherein the zinc-chromium coating is connected to one side of the first passivation film layer, and the phosphating film layer is arranged on one side of the zinc-chromium coating.
In one embodiment of the salt spray resistant PCM composite board, the thickness of the zinc-chromium coating is the same as that of the phosphating film layer, and the thickness of the zinc-chromium coating is equal to that of the first passivation film layer.
In an embodiment of the salt spray resistant PCM composite board, the surface layer assembly comprises a PTFE anti-corrosion coating and an anti-aging finish paint layer, the PTFE anti-corrosion coating is connected to one side of the phosphating film layer, and the anti-aging finish paint layer is arranged on one side of the PTFE anti-corrosion coating.
In an embodiment of the salt spray resistant PCM composite board, the thickness of the PTFE anti-corrosion coating is the same as that of the anti-aging finish paint layer, and the thickness of the PTFE anti-corrosion coating is half of that of the first passivation film layer.
In the embodiment of the salt fog resistant PCM composite board, the surface of the anti-aging finish coat layer is also provided with a pattern layer, and the pattern layer has various patterns.
In an embodiment of the salt spray resistant PCM composite board according to the present invention, the back plate layer mechanism further includes an epoxy back paint layer, and the epoxy back paint layer is connected to one side of the second passivation film layer.
In an embodiment of the salt spray resistant PCM composite board, the second passivation film layer is located on the bottom side of the second steel deck, and the thickness of the second passivation film layer is equal to that of the second passivation film layer.
The utility model has the beneficial effects that: when the salt mist resistant PCM composite board is used, the base material layer assembly adopts a composite structure of the aluminum board layer, the first steel board layer and the second steel board layer, the aluminum board layer can effectively reduce the quality of the composite board, the first steel board layer and the second steel board layer can improve the strength of the composite board, the first passivation film layer and the second passivation film layer are oxidized and reduced by oxidizing media and metals to forcibly promote metal ions on the surfaces of the metals to be combined with oxygen in passivation solution to generate a layer of metal oxide compound, the passivation film is very compact and complete and is not easy to damage, the surfaces of the first steel board layer and the second steel board layer can be protected, the zinc-chromium coating has good effect of resisting corrosion of chloride ions and good corrosion resistance, the phosphating film layer provides protection for the first steel board layer and the second steel board layer to prevent corrosion of salt mist, and is used for priming before painting and improves the adhesive force of the phosphating film layer, the PTFE anticorrosive coating has good corrosion resistance, so that the aim of good hydrochloric acid resistance effect is fulfilled, the metal material in the composite board is protected through the protection structure, the metal material is not easy to be subjected to alkaline corrosion of salt mist, the board is not easy to damage, the service life of the board is prolonged, and sustainable development is facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a salt spray PCM composite panel according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a multi-layer mechanism according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a substrate layer assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a salt spray resistant layer assembly according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a surface layer assembly provided in accordance with an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a back plate layer mechanism provided in an embodiment of the present invention.
In the figure: 10-a composite layer mechanism; 110-a substrate layer assembly; 111-aluminum plate layer; 112-a first steel deck; 113-a second steel deck; 120-a first passivation film layer; 130-a salt spray resistant layer assembly; 131-a zinc-chromium coating; 132-a phosphating film layer; 140-a surface layer component; 141-PTFE anticorrosive coating; 142-anti-aging finish paint layer; 20-a back sheet layer mechanism; 210-a second passivation film layer; 220-epoxy back paint layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1, the present invention provides a salt spray resistant PCM composite board, which includes a composite layer mechanism 10 and a back plate mechanism 20.
Wherein, back sheet layer mechanism 20 fixed connection is in composite bed mechanism 10 bottom, and composite bed mechanism 10 and back sheet layer mechanism 20 are used for protecting composite board, make composite board be difficult for receiving the salt spray corruption.
Referring to fig. 1, 2 and 3, the composite layer mechanism 10 includes a substrate layer assembly 110, a first passivation film layer 120, a salt spray resistant layer assembly 130 and a surface layer assembly 140, the substrate layer assembly 110 includes an aluminum plate layer 111, a first steel plate layer 112 and a second steel plate layer 113, the first steel plate layer 112 and the second steel plate layer 113 are respectively connected to two sides of the aluminum plate layer 111, specifically, the first steel plate layer 112 and the second steel plate layer 113 are fixedly connected to two sides of the aluminum plate layer 111 by adhesive bonding, the first passivation film layer 120 is connected to one side of the first steel plate layer 112, specifically, the first passivation film layer 120 is fixedly connected to one side of the first steel plate layer 112 by adhesive bonding, the salt spray resistant layer assembly 130 is installed to one side of the first passivation film layer 120, the surface layer assembly 140 is connected to one side of the salt spray resistant layer assembly 130, the aluminum plate layer 111 is used for reducing the quality of the composite plate, the first steel plate layer 112 and the second steel plate layer 113 are used for improving the strength of the composite plate, the first passivation film layer 120 is formed by oxidation-reduction reaction between the metal and the oxidizing medium, and forcibly promotes the metal ions on the surface of the metal to combine with oxygen in the passivation solution to form a layer of metal oxide, and the layer of passivation film is very compact and complete and is not easy to be damaged.
In some specific embodiments, the thickness of the first steel deck 112 is the same as that of the second steel deck 113, the thickness of the aluminum slab layer 111 is twice that of the first steel deck 112, the thickness of the first passivation film layer 120 is equal to that of the first steel deck 112, and the first passivation film layer 120 is located on top of the first steel deck 112.
Referring to fig. 2, 3, 4, and 5, the salt spray resistant layer assembly 130 includes a zinc-chromium coating 131 and a phosphating coating 132, the zinc-chromium coating 131 is connected to one side of the first passivation coating 120, specifically, the zinc-chromium coating 131 is fixedly connected to one side of the first passivation coating 120 by adhesive bonding, the phosphating coating 132 is installed to one side of the zinc-chromium coating 131, specifically, the phosphating coating 132 is fixedly installed to one side of the zinc-chromium coating 131 by adhesive bonding, the thickness of the zinc-chromium coating 131 is the same as that of the phosphating coating 132, the thickness of the zinc-chromium coating 131 is equal to that of the first passivation coating 120, the zinc-chromium coating 131 has a good effect of resisting corrosion of chloride ions and has a good corrosion resistance, and the phosphating coating 132 provides protection for the first steel plate 112 and the second steel plate 113, prevents salt spray corrosion, is used for priming before painting, and improves the adhesion of the phosphating coating 132.
In some specific embodiments, surface layer subassembly 140 includes PTFE anticorrosion coating 141 and ageing resistance finish layer 142, PTFE anticorrosion coating 141 connects in bonderizing rete 132 one side, and is specific, PTFE anticorrosion coating 141 is through gluing fixed connection in bonderizing rete 132 one side, ageing resistance finish layer 142 is installed in PTFE anticorrosion coating 141 one side, and is specific, ageing resistance finish layer 142 is through gluing fixed connection in PTFE anticorrosion coating 141 one side, PTFE anticorrosion coating 141 thickness is the same with ageing resistance finish layer 142's thickness, PTFE anticorrosion coating 141 is half of first passivation rete 120 thickness, ageing resistance finish layer 142 surface still is equipped with the decorative pattern layer, the decorative pattern layer is various patterns, PTFE anticorrosion coating 141's corrosion resisting property is good, ageing resistance finish layer 142 is used for making the panel surface difficult ageing, improve the life of panel.
Referring to fig. 1, 2, 3, and 6, the back plate layer mechanism 20 includes a second passivation film layer 210, the second passivation film layer 210 is installed on one side of the second steel plate layer 113, specifically, the second passivation film layer 210 is fixedly installed on one side of the second steel plate layer 113 by adhesive bonding, the thickness of the second passivation film layer 210 is the same as that of the first passivation film layer 120, and the second passivation film layer 210 is used for protecting the surface of the second steel plate layer 113, so that the second steel plate layer 113 is not easily corroded.
In some specific embodiments, the backing layer mechanism 20 further includes an epoxy backing paint layer 220, the epoxy backing paint layer 220 is connected to one side of the second passivation film layer 210, specifically, the epoxy backing paint layer 220 is fixedly connected to one side of the second passivation film layer 210 by gluing, the second passivation film layer 210 is located on the bottom side of the second steel plate layer 113, and the thickness of the second passivation film layer 210 is equal to the thickness of the second passivation film layer 210.
The working principle of the salt spray resistant PCM composite board is as follows: when the composite plate is used, the base material layer assembly 110 adopts a composite structure of the aluminum plate layer 111, the first steel plate layer 112 and the second steel plate layer 113, the aluminum plate layer 111 can effectively reduce the quality of the composite plate, the first steel plate layer 112 and the second steel plate layer 113 can improve the strength of the composite plate, the first passivation film layer 120 and the second passivation film layer 210 utilize an oxidizing medium to perform an oxidation-reduction reaction with metal to forcibly promote metal ions on the surface of the metal to combine with oxygen in passivation liquid to generate a layer of metal oxide compound, the passivation film is very compact and complete and is not easy to damage, the surfaces of the first steel plate layer 112 and the second steel plate layer 113 can be protected, the zinc-chromium coating 131 has good effect of resisting corrosion of chloride ions and good corrosion resistance, the phosphating film layer 132 provides protection for the first steel plate layer 112 and the second steel plate layer 113 and prevents corrosion of salt mist, the priming before painting is used for improving the adhesive force of the phosphating film layer 132, the anticorrosive coating 141 made of PTFE has good anticorrosive performance, so that the purpose of good hydrochloric acid resistance is achieved, the metal material in the composite board is protected through the protection structure, the metal material is not easily subjected to alkaline corrosion of salt mist, the board is not easy to damage, the service life of the board is prolonged, and sustainable development is facilitated.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The salt mist resistant PCM composite board is characterized by comprising
The composite layer mechanism (10) comprises a substrate layer assembly (110), a first passivation film layer (120), a salt spray resistant layer assembly (130) and a surface layer assembly (140), wherein the substrate layer assembly (110) comprises an aluminum plate layer (111), a first steel plate layer (112) and a second steel plate layer (113), the first steel plate layer (112) and the second steel plate layer (113) are respectively connected to two sides of the aluminum plate layer (111), the first passivation film layer (120) is connected to one side of the first steel plate layer (112), the salt spray resistant layer assembly (130) is installed on one side of the first passivation film layer (120), and the surface layer assembly (140) is connected to one side of the salt spray resistant layer assembly (130);
the back plate layer mechanism (20), the back plate layer mechanism (20) includes second passivation rete (210), second passivation rete (210) are installed in second steel deck (113) one side, the thickness of second passivation rete (210) is the same with first passivation rete (120) thickness.
2. The salt fog resistant PCM composite panel according to claim 1, wherein the thickness of the first steel deck layer (112) and the thickness of the second steel deck layer (113) are the same, and the thickness of the aluminum slab layer (111) is twice the thickness of the first steel deck layer (112).
3. The salt fog resistant PCM composite panel according to claim 1, wherein the thickness of the first passivation film layer (120) is equal to the thickness of the first steel deck (112), the first passivation film layer (120) being located on top of the first steel deck (112).
4. The salt spray resistant PCM composite board as claimed in claim 1, wherein the salt spray resistant layer assembly (130) comprises a zinc-chromium coating (131) and a phosphating coating (132), the zinc-chromium coating (131) is connected to one side of the first passivation coating (120), and the phosphating coating (132) is installed on one side of the zinc-chromium coating (131).
5. The salt fog resistant PCM composite board as claimed in claim 4, wherein the thickness of the zinc chrome coating (131) and the thickness of the phosphating film layer (132) are the same, the thickness of the zinc chrome coating (131) being equal to the thickness of the first passivation film layer (120).
6. The salt fog resistant PCM composite board as claimed in claim 5, wherein the surface layer assembly (140) comprises a PTFE anti-corrosion coating (141) and an anti-aging finish layer (142), the PTFE anti-corrosion coating (141) is connected to one side of the phosphating film layer (132), and the anti-aging finish layer (142) is installed on one side of the PTFE anti-corrosion coating (141).
7. The salt fog resistant PCM composite board as claimed in claim 6, wherein the thickness of the PTFE anti-corrosive coating (141) and the thickness of the anti-aging finish layer (142) are the same, and the thickness of the PTFE anti-corrosive coating (141) is half of the thickness of the first passivation film layer (120).
8. The salt fog resistant PCM composite board as claimed in claim 6, wherein the surface of the anti-aging finish paint layer (142) is further provided with a pattern layer, and the pattern layer has various patterns.
9. The salt fog resistant PCM composite panel according to claim 1, wherein the back sheet means (20) further comprises an epoxy back paint layer (220), the epoxy back paint layer (220) being attached to one side of the second passivation film layer (210).
10. The salt fog resistant PCM composite board as claimed in claim 9, wherein the second passivation film layer (210) is located on the bottom side of the second steel deck (113), and the thickness of the second passivation film layer (210) is equal to the thickness of the second passivation film layer (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120649098.9U CN216545111U (en) | 2021-03-30 | 2021-03-30 | Salt-fog-resistant PCM composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120649098.9U CN216545111U (en) | 2021-03-30 | 2021-03-30 | Salt-fog-resistant PCM composite board |
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| Publication Number | Publication Date |
|---|---|
| CN216545111U true CN216545111U (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120649098.9U Active CN216545111U (en) | 2021-03-30 | 2021-03-30 | Salt-fog-resistant PCM composite board |
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| CN (1) | CN216545111U (en) |
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2021
- 2021-03-30 CN CN202120649098.9U patent/CN216545111U/en active Active
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