High-strength FRP (Fiber Reinforced Plastic) anti-corrosion plate

Abstract

The utility model discloses a high-strength FRP anti-corrosion plate which comprises a lower plate body, reinforcing vertical plates are welded to the top of the lower plate body, a supporting transverse plate is welded between the left reinforcing vertical plate and the right reinforcing vertical plate, a middle layer is glued to the top of the lower plate body, an upper plate body is glued to the top of the middle layer, the middle layer comprises a lower buffering layer, and the lower buffering layer is provided with a lower buffering layer. A sound insulation layer is glued to the top of the lower buffer layer, a heat insulation layer is glued to the top of the sound insulation layer, a reinforcing layer is glued to the top of the heat insulation layer, an upper buffer layer is glued to the top of the reinforcing layer, the tops of the reinforcing vertical plates are fixedly connected with the upper plate, and the top of the upper buffer layer is fixedly connected with the upper plate in a glued mode. Through the cooperative use of the lower plate, the reinforcing vertical plate, the upper plate, the supporting transverse plate, the lower buffer layer and the upper buffer layer, the plate has the advantage of improving the strength, can have good impact resistance, prolongs the service life, and reduces the replacement cost.

Description

Technical Field

[0001] The utility model relates to the technical field of FRP plates, in particular to a high-strength FRP anti-corrosion plate. Background Art

[0002] FRP, or fiber reinforced plastic, generally refers to reinforced plastics that use glass fiber to reinforce unsaturated polyester, epoxy resin and phenolic resin matrices, with glass fiber or its products as reinforcing materials. FRP building panels have good corrosion resistance.

[0003] The utility model patent with patent application publication number CN218804414U discloses a double-layer hollow FRP plate, including an upper FRP flat plate and a lower FRP corrugated plate, the lower FRP corrugated plate is evenly spaced with upwardly arched arc-shaped corrugations, there is a straight portion between two adjacent arc-shaped corrugations, the top of the arc-shaped corrugations of the lower FRP corrugated plate is glued to the bottom of the upper FRP flat plate, and a cavity is formed between the upper FRP flat plate and the straight portion of the lower FRP corrugated plate. The double-layer hollow FRP plate has strong corrosion resistance, good aging resistance, high structural strength, simple production and low production cost.

[0004] However, the above device still has some shortcomings in actual use. The most obvious one is its low strength. When the building panels are hit by foreign objects, the impact force will cause the panels to be damaged, increasing the replacement cost. In addition, it has no sound insulation function and cannot block external noise. In this way, people in the room will be affected by the noise, which is not conducive to their rest and work.

[0005] Therefore, it is necessary to invent a high-strength FRP anti-corrosion plate to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a high-strength FRP anti-corrosion plate, which has the advantages of improved strength, ability to withstand greater impact force, reduced replacement cost, better sound insulation performance, and prevention of noise from entering the room, solving the problems of low strength, easy breakage, increased replacement cost, and poor sound insulation effect.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength FRP anti-corrosion plate, comprising a lower plate, a reinforcing vertical plate welded to the top of the lower plate, a supporting horizontal plate welded between the left and right reinforcing vertical plates, an intermediate layer glued to the top of the lower plate, an upper plate glued to the top of the intermediate layer, the intermediate layer comprising a lower buffer layer, a sound insulation layer glued to the top of the lower buffer layer, a heat insulation layer glued to the top of the sound insulation layer, a reinforcement layer glued to the top of the heat insulation layer, and an upper buffer layer glued to the top of the reinforcement layer.

[0008] Preferably, the top of the reinforcing vertical plate is fixedly connected to the upper plate, and the top of the upper buffer layer is fixedly connected to the upper plate by gluing.

[0009] Preferably, the lower buffer layer and the upper buffer layer are both made of buffer rubber pad material, and the sound insulation layer is made of damping sound insulation cotton felt material.

[0010] Preferably, the heat insulation layer is made of high temperature resistant glass fiber felt, and the reinforcement layer is made of polypropylene plastic board with a thickness of 1.2 cm.

[0011] Preferably, the lower plate and the upper plate are made of the same material, the upper plate comprises a plate substrate, the outer surface of the plate substrate is coated with a fire retardant coating, the outer surface of the fire retardant coating is coated with a corrosion resistant coating, and the outer surface of the corrosion resistant coating is coated with an oleophobic coating.

[0012] Preferably, the fire-retardant coating is formed by coating with an inorganic epoxy fire-retardant coating, the corrosion-resistant coating is formed by coating with a polyurethane coating, and the oleophobic coating is formed by coating with a nano-silicon dioxide coating.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model has the advantage of improving strength through the coordinated use of the lower plate, the reinforcing vertical plate, the upper plate, the supporting horizontal plate, the lower buffer layer and the upper buffer layer, which can make the plate have good impact resistance, extend the service life and reduce the replacement cost.

[0015] 2. The utility model has the advantage of better sound insulation effect through the coordinated use of the lower plate, the sound insulation layer and the upper plate, and can effectively block the external noise from entering the room, preventing the indoor personnel from being affected by the noise. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an axonometric drawing of the structure of the utility model;

[0017] Figure 2 It is a top axonometric view of the local structure of the utility model;

[0018] Figure 3 It is a cross-sectional axonometric diagram of the middle layer of the utility model;

[0019] Figure 4 It is a sectional axonometric view of the upper plate of the utility model.

[0020] In the figure: 1. Lower plate; 2. Middle layer; 3. Reinforced vertical plate; 4. Upper plate; 5. Supporting horizontal plate; 6. Lower buffer layer; 7. Sound insulation layer; 8. Heat insulation layer; 9. Reinforcement layer; 10. Upper buffer layer; 11. Plate substrate; 12. Fire retardant coating; 13. Corrosion resistant coating; 14. Oleophobic coating. DETAILED DESCRIPTION

[0021] See also Figure 1-Figure 4 A high-strength FRP anti-corrosion plate comprises a lower plate 1, a reinforcing vertical plate 3 is welded on the top of the lower plate 1, a supporting horizontal plate 5 is welded between the left and right reinforcing vertical plates 3, an intermediate layer 2 is glued on the top of the lower plate 1, an upper plate 4 is glued on the top of the intermediate layer 2, the intermediate layer 2 comprises a lower buffer layer 6, a sound insulation layer 7 is glued on the top of the lower buffer layer 6, a heat insulation layer 8 is glued on the top of the sound insulation layer 7, a reinforcement layer 9 is glued on the top of the heat insulation layer 8, and an upper buffer layer 10 is glued on the top of the reinforcement layer 9;

[0022] The top of the reinforcing vertical plate 3 is fixedly connected to the upper plate 4, and the top of the upper buffer layer 10 is glued and fixedly connected to the upper plate 4. By setting the heat insulation layer 8, it has a heat insulation function and can effectively prevent the external heat from being transferred into the room;

[0023] The lower buffer layer 6 and the upper buffer layer 10 are both made of buffer rubber pads, and the sound insulation layer 7 is made of damping sound insulation cotton felt;

[0024] The heat insulation layer 8 is made of high temperature resistant glass fiber felt, and the reinforcement layer 9 is made of polypropylene plastic board with a thickness of 1.2 cm. By setting the reinforcement layer 9, the function of increasing strength can be effectively increased to increase the overall strength of the middle layer 2;

[0025] The lower plate 1 and the upper plate 4 are made of the same material. The upper plate 4 includes a plate substrate 11. The outer surface of the plate substrate 11 is coated with a fireproof coating 12. The outer surface of the fireproof coating 12 is coated with a corrosion-resistant coating 13. The outer surface of the corrosion-resistant coating 13 is coated with an oleophobic coating 14. The fireproof coating 12 has a fireproof function, and the surface of the plate substrate 11 can have good fire-retardant properties.

[0026] The fireproof coating 12 is made of inorganic epoxy fireproof coating, the corrosion-resistant coating 13 is made of polyurethane coating, and the oleophobic coating 14 is made of nano-silicon dioxide coating. By setting the oleophobic coating 14, it has an oleophobic function and can easily remove oil stains on the surface of the plate.

[0027] When in use, the impact resistance of the board can be enhanced by fixing the connection between the lower board 1 and the upper board 4 to strengthen the vertical board 3 and the supporting horizontal board 5. At the same time, by setting the lower buffer layer 6 and the upper buffer layer 10, the transmitted impact force can be effectively offset to avoid damage to the board caused by the impact force, extend the service life, and reduce the replacement cost. By setting the sound insulation layer 7, it has good sound insulation performance and can effectively prevent external noise from being transmitted into the room without affecting the rest and work of the people indoors.

[0028] In summary: this high-strength FRP anti-corrosion plate, through the coordinated use of the lower plate 1, the reinforcing vertical plate 3, the upper plate 4, the supporting horizontal plate 5, the sound insulation layer 7, the lower buffer layer 6 and the upper buffer layer 10, solves the problems of low strength, easy breakage, increased replacement cost and poor sound insulation effect.

Claims

1. A high-strength FRP anti-corrosion plate, comprising a lower plate (1), characterized in that: A reinforcing vertical plate (3) is welded to the top of the lower plate (1), a supporting horizontal plate (5) is welded between the left and right reinforcing vertical plates (3), an intermediate layer (2) is glued to the top of the lower plate (1), an upper plate (4) is glued to the top of the intermediate layer (2), the intermediate layer (2) includes a lower buffer layer (6), a sound insulation layer (7) is glued to the top of the lower buffer layer (6), a heat insulation layer (8) is glued to the top of the sound insulation layer (7), a reinforcement layer (9) is glued to the top of the heat insulation layer (8), and an upper buffer layer (10) is glued to the top of the reinforcement layer (9).

2. The high-strength FRP anti-corrosion plate according to claim 1, characterized in that: The top of the reinforcing vertical plate (3) is fixedly connected to the upper plate (4), and the top of the upper buffer layer (10) is fixedly connected to the upper plate (4) by gluing.

3. The high-strength FRP anti-corrosion plate according to claim 1, characterized in that: The lower buffer layer (6) and the upper buffer layer (10) are both made of buffer rubber pad material, and the sound insulation layer (7) is made of damping sound insulation cotton felt material.

4. The high-strength FRP anti-corrosion plate according to claim 1, characterized in that: The heat insulation layer (8) is made of high temperature resistant glass fiber felt, and the reinforcement layer (9) is made of polypropylene plastic board with a thickness of 1.2 cm.

5. The high-strength FRP anti-corrosion plate according to claim 1, characterized in that: The lower plate (1) and the upper plate (4) are made of the same material; the upper plate (4) comprises a plate substrate (11); the outer surface of the plate substrate (11) is coated with a fireproof coating (12); the outer surface of the fireproof coating (12) is coated with a corrosion-resistant coating (13); and the outer surface of the corrosion-resistant coating (13) is coated with an oleophobic coating (14).

6. The high-strength FRP anti-corrosion plate according to claim 5, characterized in that: The fireproof coating (12) is formed by coating with an inorganic epoxy fireproof coating, the corrosion-resistant coating (13) is formed by coating with a polyurethane coating, and the oleophobic coating (14) is formed by coating with a nano-silicon dioxide coating.

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