CN216231076U - A kind of plywood with flame retardant and heat insulation function - Google Patents

Abstract

The utility model discloses a plywood with flame-retardant and heat-insulating function, which comprises a bottom layer, the top of the bottom layer is fixedly connected with a first thermal insulation layer, and the top of the first thermal insulation layer is fixedly connected with an inner core layer , the top of the inner core layer is fixedly connected with a second thermal insulation layer, the surface of the second thermal insulation layer is fixedly connected with a top plate layer, the inner core layer includes a substrate layer, and the top of the substrate layer is fixedly connected with a A flame retardant layer, the bottom of the substrate layer is fixedly connected with a composite adhesive layer. The utility model can effectively solve the flame retardant of traditional plywood through the coordinated use of the bottom plate layer, the first heat insulation layer, the inner core layer, the second heat insulation layer, the top plate layer, the base plate layer, the flame retardant layer and the composite bonding layer. The performance is poor, and at the same time, it lacks the function of thermal insulation, which reduces the problem of use effect. The plywood has excellent thermal insulation performance, which greatly improves the flame retardant effect, and has the advantages of convenient processing.

Description

A kind of plywood with flame retardant and heat insulation function

technical field

The utility model relates to the technical field of plywood, in particular to a plywood with flame-retardant and heat-insulating function.

Background technique

Plywood is a three-layer or multi-layer board material made of wood segments that are cut into veneers or sliced into veneers, and then glued together with adhesives, usually with odd layers of veneers, and adjacent layers of veneers Plywood is one of the commonly used materials for furniture and one of the three major boards of wood-based panels. It can also be used for aircraft, ships, trains, automobiles, buildings and packaging boxes. A group of veneers usually According to the direction of the wood grain of the adjacent layers, the blanks are glued together. Usually, the surface plate and the inner layer are symmetrically arranged on both sides of the center layer or the core. The glued veneer is crisscrossed according to the wood grain direction. The finished slabs are pressed under heating or non-heating conditions. The number of layers is generally odd, and a few are even. The physical and mechanical properties of the vertical and horizontal directions are slightly different. The commonly used types of plywood are plywood, five plywood, etc. It can improve the utilization rate of wood and is a main way to save wood. At present, the flame retardant effect of plywood on the market is limited, and at the same time, the function is single, and it lacks effective thermal insulation performance, thus reducing the use effect.

Utility model content

The purpose of the utility model is to provide a plywood with flame retardant and heat insulation function, which has the advantages of improving flame retardant and heat insulation, and solves the problem that the plywood currently on the market has limited flame retardant effect, single function, and lacks effective heat preservation and heat insulation performance. , thereby reducing the problem of use effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a plywood with flame retardant and heat insulation function, comprising a bottom layer, the top of the bottom layer is fixedly connected with a first heat insulation layer, the first heat insulation layer The top of the inner core layer is fixedly connected with an inner core layer, the top of the inner core layer is fixedly connected with a second heat insulation layer, the surface of the second heat insulation layer is fixedly connected with a top plate layer, and the inner core layer includes a substrate layer, so A flame retardant layer is fixedly connected to the top of the substrate layer, and a composite adhesive layer is fixedly connected to the bottom of the substrate layer.

Preferably, the bottom layer is made of flame retardant PVC board, and the first heat insulation layer is made of rock wool board material.

Preferably, the second heat insulating layer is formed of a honeycomb paper core, and the interior of the honeycomb hollow structure is filled with glass fiber heat insulating material.

Preferably, the top plate layer is made of decorative material by spraying, and the decorative material is UV environmental protection paint.

Preferably, the substrate layer is a blockboard made of poplar core, and the flame retardant layer is sprayed with a flame retardant paint.

Preferably, the composite adhesive layer includes an adhesive adhesive layer, the surface of the adhesive adhesive layer is provided with a film layer, the adhesive adhesive layer is made of polyvinyl alcohol adhesive, and the film layer is made of polyethylene high Molecular thin film material.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

1. The utility model can effectively solve the traditional The flame retardant performance is poor, and at the same time, it lacks the function of thermal insulation, which reduces the problem of the use effect. The plywood has excellent thermal insulation performance, which greatly improves the flame retardant effect, and has the advantages of convenient processing.

2. The utility model is made of flame retardant PVC board by setting the bottom layer, which has the effect of improving the flame retardant performance. By setting the first heat insulation layer, the first heat insulation layer is made of rock wool board material, which can effectively To improve the thermal insulation performance of the board, the insulation effect of the board can be further improved by setting the second thermal insulation layer, which is composed of a honeycomb paper core. , By setting the substrate layer and the flame retardant layer, the flame retardant layer is sprayed with flame retardant paint, which can improve the flame retardant and fireproof effect of the board, and by setting the composite bonding layer, the processing effect of the board can be improved, easy to operate, and convenient to process.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the composition structure schematic diagram of the inner core layer of the present invention;

FIG. 3 is a schematic diagram of the connection structure of the adhesive layer and the film layer of the present invention.

In the figure: 1. Bottom layer; 2. First heat insulation layer; 3. Inner core layer; 301, Substrate layer; 302, Flame retardant layer; 303, Composite bonding layer; layer; 4. the second insulating layer; 5. the top plate layer.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "the other end" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed connection It can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The components used in the present invention are all common standard components or components known to those skilled in the art, and the structures and principles thereof can be known to those skilled in the art through technical manuals or through conventional experimental methods.

Please refer to Fig. 1-3, a plywood with flame retardant and heat insulation function, including a bottom layer 1, the bottom layer 1 is made of flame retardant PVC board, the first heat insulation layer 2 is made of rock wool board material, and the bottom layer 1 The top of the inner core layer 3 is fixedly connected with the first thermal insulation layer 2, the top of the first thermal insulation layer 2 is fixedly connected with the inner core layer 3, the top of the inner core layer 3 is fixedly connected with the second thermal insulation layer 4, and the second thermal insulation layer 4 It is composed of a honeycomb paper core, the interior of the honeycomb hollow structure is filled with glass fiber heat insulating material, the surface of the second heat insulating layer 4 is fixedly connected with a top plate layer 5, and the top plate layer 5 is sprayed with decorative materials, and the decorative materials are UV Environmental protection paint, the inner core layer 3 includes a substrate layer 301, the substrate layer 301 is made of blockboard made of poplar core, the flame retardant layer 302 is sprayed with flame retardant paint, the top of the substrate layer 301 is fixedly connected with the flame retardant layer 302, the substrate The bottom of the layer 301 is fixedly connected with a composite adhesive layer 303. The composite adhesive layer 303 includes an adhesive adhesive layer 3031. The surface of the adhesive adhesive layer 3031 is provided with a film layer 3032. The adhesive adhesive layer 3031 is made of polyvinyl alcohol adhesive. , the film layer 3032 is made of polyethylene polymer film material. By setting the bottom plate layer 1, it is made of flame retardant PVC board, which has the effect of improving the flame retardant performance. By setting the first heat insulation layer 2, the first heat insulation layer 2. It is made of rock wool board material, which can effectively improve the thermal insulation performance of the board. By setting the second thermal insulation layer 4, which is composed of a honeycomb paper core, the thermal insulation effect of the board can be further improved. It is made by spraying decorative materials, which can improve the decoration of the board. By setting the substrate layer 301 and the flame retardant layer 302, and the flame retardant layer 302 is sprayed with flame retardant paint, the flame retardant and fireproof effect of the board can be improved. The junction layer 303 can improve the processing effect of the board, is easy to operate, and is convenient to process. The combined use of the flame retardant layer 302 and the composite bonding layer 303 can effectively solve the problem that the traditional plywood has poor flame retardant performance, and at the same time lacks the function of thermal insulation, which reduces the use effect. The plywood has excellent thermal insulation and thermal insulation. performance, greatly improving the flame retardant effect, and at the same time has the advantages of convenient processing.

When in use, the bottom layer 1 is made of flame retardant PVC board, which has the effect of improving the flame retardant performance. The first heat insulation layer 2 is made of rock wool board material, which can effectively improve the The thermal insulation performance of the board can be further improved by the second thermal insulation layer 4 made of honeycomb paper core, which can further improve the thermal insulation effect of the board. Through the substrate layer 301 and the flame retardant layer 302, the flame retardant layer 302 is sprayed with flame retardant paint, which can improve the flame retardant and fireproof effect of the board, and the composite bonding layer 303 can improve the processing effect of the board, which is easy to operate and process. .

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A plywood with flame-retardant and heat-insulating function, comprising a bottom layer (1), characterized in that: the top of the bottom layer (1) is fixedly connected with a first thermal insulation layer (2), and the first insulation layer (1) is An inner core layer (3) is fixedly connected to the top of the thermal layer (2), and a second heat insulation layer (4) is fixedly connected to the top of the inner core layer (3). A top plate layer (5) is fixedly connected to the surface, the inner core layer (3) includes a substrate layer (301), a flame retardant layer (302) is fixedly connected to the top of the substrate layer (301), and the substrate layer (301) ) is fixedly connected with a composite adhesive layer (303). 2. A plywood with flame retardant and heat insulation function according to claim 1, characterized in that: the bottom layer (1) is made of flame retardant PVC board, and the first heat insulation layer (2) is made of Made of rock wool board material. 3. A plywood with flame-retardant and heat-insulating function according to claim 1, characterized in that: the second heat-insulating layer (4) is composed of a honeycomb paper core, and the interior of the honeycomb-shaped hollow structure is filled with glass Fiber insulation. 4 . The plywood with flame retardant and heat insulation function according to claim 1 , wherein the top plate layer ( 5 ) is made of decorative material by spraying, and the decorative material adopts UV environmental protection paint. 5 . 5 . The plywood with flame retardant and heat insulation function according to claim 1 , wherein the base plate layer ( 301 ) is made of a blockboard made of poplar core, and the flame retardant layer ( 302 ) is made of a block board. 6 . Combustible paint sprayed. 6 . The plywood with flame retardant and heat insulation function according to claim 1 , wherein the composite adhesive layer ( 303 ) comprises an adhesive adhesive layer ( 3031 ), and the adhesive adhesive layer ( 3031 ). ) is provided with a film layer (3032), the adhesive layer (3031) is made of polyvinyl alcohol adhesive, and the film layer (3032) is made of polyethylene polymer film material.

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