CN219256671U

CN219256671U - Composite board suitable for outdoor use

Info

Publication number: CN219256671U
Application number: CN202222538031.5U
Authority: CN
Inventors: 薛云海
Original assignee: Huizhou Shuangzixing Sports Goods Co ltd
Current assignee: Huizhou Shuangzixing Sports Goods Co ltd
Priority date: 2022-09-20
Filing date: 2022-09-20
Publication date: 2023-06-27
Anticipated expiration: 2032-09-20

Abstract

The utility model discloses a composite board suitable for outdoor use, which comprises a first glass fiber board, a PVC foam board, edge banding strips and a second glass fiber board, wherein the PVC foam board is positioned between the first glass fiber board and the second glass fiber board, and the edge banding strips are positioned on the outer sides of the first glass fiber board, the PVC foam board and the second glass fiber board. The waterproof sun-proof waterproof plastic has the advantages of waterproof sun-proof performance, high strength and mechanical property, difficult deformation and prevention of damage in the transportation process.

Description

Composite board suitable for outdoor use

Technical Field

The utility model relates to a composite board, in particular to a composite board suitable for outdoor use.

Background

Currently, as introduced by patent No. 201821030306.1 and patent name "an outdoor SMC round table tennis table", patent No. 201520234109.1 and patent name "a novel table tennis table", patent No. 201220336966.9 and patent name "an outdoor basketball stand for outdoor use", patent No. 201820358807.6 and patent name "an SMC molded outdoor gas meter box", etc., the boards of these outdoor products are all made of SMC materials, the SMC materials are abbreviations of Sheet Molding Compound, that is, sheet molding compounds, the main raw materials are composed of GF (special yarn), UP (unsaturated resin), low shrinkage additives, MD (filler) and various auxiliaries, and have excellent electrical insulation performance, mechanical properties, etc., but are difficult to manufacture, have low structural strength, are easy to deform, are easy to damage in the transportation process, are not waterproof and sun-proof, are easy to be oxidized by ultraviolet, and cause poor use effect.

Disclosure of Invention

In view of the above, the present utility model provides a composite board suitable for outdoor use in order to overcome the drawbacks of the prior art.

The utility model solves the technical problems by the following technical proposal: the utility model provides a composite sheet suitable for open air, its characterized in that includes first glass fiber board, PVC foaming board, banding strip, second glass fiber board, and PVC foaming board is located between first glass fiber board and the second glass fiber board, and the banding strip is located the outside of first glass fiber board, the outside of PVC foaming board, the outside of second glass fiber board.

Preferably, the thickness of the first glass fiber board and the thickness of the second glass fiber board are 1mm to 2mm, and the thickness of the PVC foaming board is 11mm to 13mm.

Preferably, the sectional shape of the edge banding is U-shaped.

Preferably, the first glass fiber board, the PVC foam board, the edge banding and the second glass fiber board are bonded together in a hot melt mode through injection molding.

Preferably, an elastic layer is provided on the first glass fiber board.

Preferably, the elastic layer is made of carbon fiber.

Preferably, the elastic layer is made of natural rubber or artificial rubber.

Preferably, a waterproof paint layer is arranged on the elastic layer.

Preferably, a first bonding layer is arranged below the first glass fiber plate, and a second bonding layer is arranged above the second glass fiber plate; and an acid and alkali resistant layer is arranged below the second glass fiber board.

The utility model has the positive progress effects that:

first, first glass fiber board, second glass fiber board weather resistance is strong, can be in low temperature-196 ℃, and high temperature 300 ℃ can be sun-proof, is applicable to the open air. The first glass fiber board and the second glass fiber board have strong chemical corrosion resistance, can resist corrosion of strong acid, strong alkali, aqua regia and various organic solvents, can bear the action of medicines, can bear corrosion of rain and snow, and can be waterproof. The first glass fiber board and the second glass fiber board have high insulating performance, ultraviolet resistance and antistatic performance, are not easy to oxidize by ultraviolet, have sun-proof performance and ensure use effect.

And secondly, the PVC foaming board takes polyvinyl chloride as a main raw material, a foaming agent, a flame retardant and an anti-aging agent are added, special equipment is adopted for extrusion molding, and the board with the honeycomb mesh structure is manufactured, so that the board has higher strength and mechanical property, the elastic modulus can reach 1500-3000MPA, the board is not easy to deform, and the board is prevented from being damaged in the transportation process. The foam holes of the PVC foam board are closed, the closing rate is up to 95%, rainwater cannot permeate from the holes, and the PVC foam board can be waterproof.

Drawings

Fig. 1 is an exploded view of a composite panel (embodiment one) of the present utility model suitable for outdoor use.

Fig. 2 is a schematic view showing a part of the structure of a composite board (embodiment one) suitable for outdoor use according to the present utility model.

Fig. 3 is a schematic diagram of a part of the structure of a second embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of a portion of a third embodiment of the present utility model.

Fig. 5 is a schematic view of another part of the structure of the third embodiment of the present utility model.

Detailed Description

The following description of the preferred embodiments of the present utility model is given with reference to the accompanying drawings, so as to explain the technical scheme of the present utility model in detail.

Example 1

As shown in fig. 1, the composite board suitable for outdoor use comprises a first glass fiber board 1, a PVC foam board 2, a sealing strip 3 and a second glass fiber board 4, wherein the PVC foam board 2 is positioned between the first glass fiber board 1 and the second glass fiber board 4, and the sealing strip 3 is positioned outside the first glass fiber board 1, outside the PVC foam board 2 and outside the second glass fiber board 4.

The manufacturing method of the composite board suitable for the outdoor comprises the following steps: the first glass fiber board 1 and the second glass fiber board 4 are respectively arranged on the upper side and the lower side of the PVC foam board 2, are pressed through a hydraulic press, extrude middle bubbles, trim the first glass fiber board 1, the PVC foam board 2 and the second glass fiber board 4 in order, and seal the edge strip 3 on the outer side of the first glass fiber board 1, the outer side of the PVC foam board 2 and the outer side of the second glass fiber board 4 through a sealing machine.

The pressure of the hydraulic press is controlled to be about ten tons, so that the composite board with excessive pressure is prevented from being easily deformed, and the middle bubbles are not discharged when the pressure is too small.

The thickness of the first glass fiber board 1 and the thickness of the second glass fiber board 4 are all 1mm to 2mm (preferably 1.5 mm), and the thickness of the PVC foam board 2 is 11mm to 13mm (preferably 12 mm), so that the strength requirement is met by the minimum material, and the cost is low.

As shown in FIG. 2, the sectional shape of the edge banding 3 is U-shaped, so that the first glass fiber board 1, the PVC foam board 2 and the second glass fiber board 4 can be covered, the assembly and the disassembly are convenient, the first glass fiber board 1, the PVC foam board 2 and the second glass fiber board 4 are better fixed together, and water inflow is prevented.

The first glass fiber board 1, the PVC foam board 2, the edge banding strip 3 and the second glass fiber board 4 can be bonded together through hot melting in an injection molding mode, and separation among the three can be effectively prevented.

The working principle of the composite board suitable for the outdoor is as follows: the components of the first glass fiber board 1, the PVC foam board 2, the edge banding 3, the second glass fiber board 4 and the like are all universal standard components or components known to the skilled person, and the structure and the principle of the components are all known to the skilled person through technical manuals or through routine experimental methods. When in use, the first glass fiber board 1 and the second glass fiber board 4 have strong weather resistance, can be used for sun protection at a low temperature of-196 ℃ and a high temperature of 300 ℃, and are suitable for the outdoor use. The first glass fiber board 1 and the second glass fiber board 4 have strong chemical corrosion resistance, can resist corrosion of strong acid, strong alkali, aqua regia and various organic solvents, can bear the action of medicines, can bear corrosion of rain and snow, and can be waterproof. The first glass fiber board 1 and the second glass fiber board 4 have high insulating property, ultraviolet resistance and antistatic property, are not easy to oxidize by ultraviolet, have sun-proof property and ensure use effect. The PVC foaming board 2 takes polyvinyl chloride as a main raw material, is added with foaming agent, flame retardant and anti-aging agent, is extruded and molded by special equipment to prepare a board with a honeycomb mesh structure in section, has higher strength and mechanical property, has elastic modulus of 1500-3000MPA, is not easy to deform and prevents damage in the transportation process. The foam holes of the PVC foam board 2 are closed, the closing rate is up to 95%, rainwater cannot permeate from the holes, and the PVC foam board can be waterproof.

Example two

The second embodiment has basically the same structure as the first embodiment, except that, as shown in fig. 3, a layer of elastic layer 5 is arranged on the first glass fiber board 1, so as to meet the elastic requirement of the table tennis, the table top is not easy to be damaged, and no noise is generated when the table top is impacted by the table tennis.

The elastic layer 5 can be made of carbon fiber and has the characteristics of high strength and high elasticity.

The elastic layer 5 can be made of natural rubber or artificial rubber, and has the characteristics of low cost and high elasticity.

A waterproof paint layer 6 is provided on the elastic layer 5, so that it can be waterproof and can be made into a desired color.

Example III

The third embodiment has basically the same structure as the first embodiment, except that, as shown in fig. 4 and 5, a first adhesive layer 7 is disposed below the first glass fiber board 1, and a second adhesive layer 8 is disposed above the second glass fiber board 4, where the adhesive layer may be glue or adhesive tape, so that the adhesive layer is conveniently and firmly fixed with the PVC foam board 2; an acid and alkali resistant layer 9 is arranged below the second glass fiber board 4, and is formed by mixing epoxy resin modified acrylic resin, phenolic resin, acrylic resin and an auxiliary agent, so that corrosion is prevented, and the service life is prolonged.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a composite sheet suitable for open air, its characterized in that includes first glass fiber board (1), PVC foaming board (2), banding strip (3), second glass fiber board (4), and PVC foaming board (2) are located between first glass fiber board (1) and second glass fiber board (4), and banding strip (3) are located the outside of first glass fiber board (1), the outside of PVC foaming board (2), the outside of second glass fiber board (4).

2. Composite panel according to claim 1, wherein the first glass fibre panel (1) and the second glass fibre panel (4) have a thickness of 1mm to 2mm and the pvc foam panel (2) has a thickness of 11mm to 13mm.

3. A composite panel suitable for outdoor use according to claim 1, wherein the edge strip (3) has a U-shaped cross-sectional shape.

4. The composite panel for outdoor use according to claim 1, wherein the first glass fiber panel (1), the PVC foam panel (2), the edge strip (3) and the second glass fiber panel (4) are hot melt bonded together by injection molding.

5. Composite board suitable for outdoor use according to claim 4, characterized in that the first glass fibre board (1) is provided with an elastic layer (5) on top.

6. Composite board suitable for outdoor use according to claim 5, characterised in that the elastic layer (5) is carbon fibre.

7. Composite board suitable for outdoor use according to claim 5, characterized in that the elastic layer (5) is made of natural rubber or artificial rubber.

8. Composite board suitable for outdoor use according to claim 5, characterized in that the elastic layer (5) is provided with a layer of waterproof paint (6) on top.

9. A composite board suitable for outdoor use according to claim 1, characterized in that the first glass fibre board (1) is provided with a first adhesive layer (7) underneath and the second glass fibre board (4) is provided with a second adhesive layer (8) above; an acid and alkali resistant layer (9) is arranged below the second glass fiber board (4).