CN211518702U - A fire retardant wood veneer panel - Google Patents

Abstract

The utility model discloses a fire-resistant and flame-retardant wood decorative panel, which comprises a plywood layer and two-layer layers. The upper surface of the plywood layer is provided with first grooves arranged and distributed along the length direction of the plywood layer, and the lower surface of the plywood layer is provided with first grooves along the length direction of the plywood layer. The second grooves are arranged and distributed in the length direction of the plywood layer, the orthographic projection of the first groove covers the space between the two adjacent second grooves below, and the first groove and the second groove are provided with fireproof Mesh layer. The utility model has the following advantages and effects: because the orthographic projection of the first groove covers the space between two adjacent second grooves below, the fireproof net located in the first groove and the second groove at this time The grid cloth layers are staggered to ensure the fireproof and flame retardant effect; and because the surface layer is not directly covered on the fireproof grid cloth layer, the structural stability after the surface layer is compounded can be improved; A cavity is formed at the groove, which has a certain thermal insulation effect.

Description

A fire retardant wood veneer panel

technical field

The utility model relates to the technical field of decoration engineering, in particular to a fire-retardant and flame-retardant wood decorative panel.

Background technique

Wood veneer is a single-sided decorative panel made by precision slicing solid wood into thin veneer with a thickness of more than 0.2mm, plywood as the base material, and can be used for interior decoration or furniture manufacturing.

At present, the Chinese patent with the authorization announcement number of CN208930870U and the authorization announcement date of June 4, 2019 discloses a moisture-proof melamine facing layer, including a substrate, the lower surface of the substrate is provided with a plastic foam board, the plastic foam board and the substrate Fixed connection, the lower surface of the plastic foam board is provided with an anti-insect board, the anti-insect board is fixedly connected with the plastic foam board, the bottom surface of the anti-insect board is provided with a waterproof board, the waterproof board is fixedly connected with the anti-insect board, and the lower surface of the waterproof board is provided with a moisture-proof board , The moisture-proof board is fixedly connected with the waterproof board.

A large number of wood materials are used in modern decoration, and the fire hazard is relatively large. Fire and flame retardant have also become important indicators of decoration materials. However, the above-mentioned moisture-proof melamine finishing layer does not have the function of fire and flame retardant, so there are shortcomings in the use process.

Utility model content

The purpose of the utility model is to provide a fire-retardant and flame-retardant wood decorative panel, which has the function of fire-retardant and flame-retardant.

The above-mentioned technical purpose of the present utility model is achieved through the following technical solutions: a fire-resistant and flame-retardant wood veneer panel, comprising a plywood layer, two surface layers compounded on the upper and lower surfaces of the plywood layer, and the upper surface of the plywood layer is provided with A plurality of first grooves arranged and distributed along the length direction of the plywood layer, the lower surface of the plywood layer is provided with a plurality of second grooves arranged and distributed along the length direction of the plywood layer, the orthographic projection of the first grooves covers In the space between two adjacent second grooves below, a fireproof mesh cloth layer is arranged in the first groove and the second groove.

The utility model is further configured as follows: the depth of the first groove is the same as the depth of the second groove, and the thickness of the fireproof mesh cloth layer is the same as the depth of the first groove.

The utility model is further arranged as follows: the upper and lower surfaces of the plywood layer are coated with a fireproof paint layer except for the first groove and the second groove.

The utility model is further configured as follows: the plywood layer comprises an upper substrate layer, a middle flame-retardant plate layer, and a lower substrate layer that are sequentially compounded, the first groove is opened on the upper surface of the upper substrate layer, and the second groove Opened on the lower surface of the lower substrate layer.

The utility model is further provided as follows: the upper and lower surfaces of the middle flame retardant plate layer are arranged with embedded parts respectively embedded in the upper substrate layer and the lower substrate layer.

To sum up, the utility model has the following beneficial effects:

1. By opening a plurality of first grooves and second grooves on the upper and lower surfaces of the plywood layer, and the orthographic projection of the first groove covers the space between the two adjacent second grooves below, at this time The fireproof mesh cloth layers located in the first groove and the second groove are interlaced to ensure the fireproof and flame retardant effect; and because the surface layer will not be directly covered on the fireproof mesh cloth layer, it can improve the performance of the composite surface layer. Structural stability; at the same time, due to the cavity formed at the first groove and the second groove, it has a certain thermal insulation effect;

2. The depth of the first groove and the second groove are the same, and the thickness of the fireproof mesh cloth layer is the same as the thickness of the first groove. At this time, the fireproof mesh cloth layer is filled with the first groove and the second groove. , so that the fireproof mesh cloth layer can be compressed by the surface layer when the surface layer is compounded, so as to realize the fixed fireproof mesh cloth layer;

3. Because the fire retardant performance of the fireproof mesh cloth layer is higher than that of the fireproof paint layer, but the surface layer directly covered on the fireproof mesh cloth layer will lead to poor structural stability after compounding. At this time, through the plywood The upper and lower surfaces of the layer are both coated with a fireproof paint layer at the first groove and the second groove, and then cooperate with the fireproof mesh cloth layer arranged in the first groove and the second groove, and finally realize the improvement of fire resistance and flame retardant. Ensure the structural stability of the surface layer after compounding under the condition of performance;

4. The plywood layer includes the upper substrate layer, the middle flame retardant layer, and the lower substrate layer. At this time, the interior of the plywood can be flame retardant through the middle flame retardant layer, so as to improve the fire retardant effect; at the same time, the embedded part on the middle flame retardant layer Embedded in the upper substrate layer and the lower substrate layer can improve the structural strength of the plywood layer.

Description of drawings

Fig. 1 is the structural sectional view of the present utility model;

FIG. 2 is an enlarged view of a part located at A in FIG. 1 .

Reference numerals: 1, plywood layer; 11, upper substrate layer; 12, middle flame retardant plate layer; 121, embedded part; 13, lower substrate layer; 14, first groove; 15, second groove; 16, Fireproof mesh cloth layer; 17. Fireproof paint layer; 2. Surface layer.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Example 1: A fire-retardant and flame-retardant wood veneer panel, comprising a plywood layer 1 and a two-layer surface layer 2 compounded on the upper and lower surfaces of the plywood layer 1 .

As shown in FIG. 1 , the plywood layer 1 includes an upper substrate layer 11 , a middle flame-retardant plate layer 12 , and a lower substrate layer 13 that are sequentially compounded. The upper substrate layer 11 , the middle flame retardant plate layer 12 and the lower substrate layer 13 are compounded by glue. The upper and lower surfaces of the middle flame retardant board layer 12 are arranged with a plurality of embedded parts 121 respectively embedded in the upper substrate layer 11 and the lower board layer 13 , and the embedded parts 121 are integrally formed on the middle flame retardant board layer 12 .

As shown in FIGS. 1 and 2 , a plurality of first grooves 14 arranged and distributed along the length direction of the plywood layer 1 are opened on the upper surface of the upper substrate layer 11 of the plywood layer 1 . A plurality of second grooves 15 arranged and distributed along the length direction of the plywood layer 1 are opened on the lower surface of the lower substrate layer 13 of the plywood layer 1 . The depths of the first groove 14 and the second groove 15 are the same. And the orthographic projection of the first groove 14 covers the space between the two adjacent second grooves 15 below.

As shown in FIG. 1 and FIG. 2 , a fireproof mesh cloth layer 16 is provided in the first groove 14 and the second groove 15 at the same time. A fire retardant paint layer 17 is painted on the upper surface of the upper substrate layer 11 where the first groove 14 is removed, and where the second groove 15 is removed from the lower surface of the lower substrate layer 13, and the thickness of the fireproof mesh cloth layer 16 is the same as that of the first recess. The depth of the grooves 14 is the same as the depth of the fire retardant paint layer 17 .

As shown in FIG. 1 and FIG. 2 , the two surface layers 2 are respectively compounded on the upper substrate layer 11 and the lower substrate layer 13 by glue, and the surface layers 2 are pressed against the fireproof mesh cloth layer 16 after compounding.

Implementation effect: (1) By opening a plurality of first grooves 14 and second grooves 15 on the upper and lower surfaces of the plywood layer 1 respectively, and the orthographic projection of the first groove 14 covers the two adjacent second grooves below 15, at this time, the fireproof mesh cloth layers 16 located in the first groove 14 and the second groove 15 are staggered with each other to ensure the fireproof and flame retardant effect; and because the surface layer 2 will not directly cover the fireproof mesh The mesh cloth layer 16 can improve the structural stability of the surface layer 2 after compounding; at the same time, because the first groove 14 and the second groove 15 are formed with cavities, it has a certain heat preservation effect. (2) The depths of the first groove 14 and the second groove 15 are the same, and the thickness of the fireproof mesh cloth layer 16 is the same as that of the first groove 14. At this time, the fireproof mesh cloth layer 16 is filled with the first groove. The grooves 14 and the second grooves 15 enable the fireproof mesh cloth layer 16 to be compressed by the surface layer 2 when the surface layer 2 is combined, so as to realize the fixation of the fireproof mesh cloth layer 16 . (3) Because the fire resistance and flame retardant performance of the fireproof mesh cloth layer 16 is higher than that of the fireproof paint layer 17, but the surface layer 2 is directly covered on the fireproof mesh cloth layer 16, resulting in poor structural stability after compounding At this time, the upper and lower surfaces of the plywood layer 1 are coated with a fireproof paint layer 17 at the first groove 14 and the second groove 15, and then cooperate with the fireproof nets set in the first groove 14 and the second groove 15. The gingham layer 16 can finally ensure the structural stability of the surface layer 2 after compounding while improving the fire-retardant and flame-retardant performance. (4) The plywood layer 1 includes an upper substrate layer 11, an intermediate flame-retardant plate layer 12, and a lower substrate layer 13. At this time, the interior of the plywood can be flame-retardant through the intermediate flame-retardant plate layer 12, thereby improving the fire-retardant effect. The embedded parts 121 on the combustion layer are embedded in the upper substrate layer 11 and the lower substrate layer 13 , which can improve the structural strength of the plywood layer 1 .

This specific embodiment is only an explanation of the present utility model, and it is not a limitation of the present utility model. Those skilled in the art can make modifications to the present embodiment without creative contribution as needed after reading this specification, but as long as the utility model is used in the present invention All new types of claims are protected by the patent law.

Claims (5)

1. The utility model provides a fire prevention fire-retardant wood veneer, includes plywood layer (1), two-layer complex surface course (2) on two surfaces about plywood layer (1), its characterized in that: plywood layer (1) upper surface is seted up a plurality of first recesses (14) of arranging the distribution along plywood layer (1) length direction, plywood layer (1) lower surface is seted up a plurality of second recesses (15) of arranging the distribution along plywood layer (1) length direction, the orthographic projection of first recess (14) covers the interval part between two adjacent second recesses (15) in below, all be provided with fire prevention net check cloth layer (16) in first recess (14), the second recess (15).

2. A fire retardant wood veneer according to claim 1, wherein: the depth of the first groove (14) is the same as that of the second groove (15), and the thickness of the fireproof gridding cloth layer (16) is the same as that of the first groove (14).

3. A fire retardant wood veneer according to claim 1, wherein: and fireproof paint layers (17) are coated on the upper surface and the lower surface of the plywood layer (1) except the first groove (14) and the second groove (15).

4. A fire retardant wood veneer according to claim 1, wherein: plywood layer (1) is including compound upper substrate layer (11), middle fire-retardant sheet layer (12), lower substrate layer (13) in proper order, first recess (14) are seted up at upper substrate layer (11) upper surface, second recess (15) are seted up at lower substrate layer (13) lower surface.

5. The fire-retardant wood veneer of claim 4, wherein: the upper surface and the lower surface of the middle flame-retardant plate layer (12) are respectively provided with a plurality of embedding parts (121) which are respectively embedded into the upper substrate layer (11) and the lower substrate layer (13).

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