High-temperature-resistant composite high-density fiberboard

Abstract

The utility model discloses a high-temperature-resistant composite high-density fiberboard, which relates to the technical field of fiberboards and comprises a fiberboard body, reinforcing plates are arranged at the upper end and the lower end of the fiberboard body, heat insulation plates are arranged at the upper ends and the lower ends of the reinforcing plates, and moisture-proof plates are arranged between the reinforcing plates and the heat insulation plates. The fireproof layers are arranged at the upper ends and the lower ends of the heat insulation plates, the fiberboard body, the reinforcing plates, the heat insulation plates, the damp-proof plates and the fireproof layers are connected through adhesives, and the upper surfaces and the lower surfaces of the fireproof layers are coated with the waterproof layers. According to the high-temperature-resistant composite high-density fiberboard, through a multi-layer structure, the good high-temperature-resistant, heat-insulation, moisture-proof, fireproof, sound-proof, environment-friendly performance and the like are achieved, and the high-temperature-resistant composite high-density fiberboard is suitable for application requirements under various environment conditions.

Description

Technical Field

[0001] The utility model relates to the technical field of fiberboards, in particular to a high-temperature resistant composite high-density fiberboard. Background Art

[0002] Fiberboard is a man-made board material primarily made from wood or other plant-based fibers. Modern construction, renovation, and furniture manufacturing industries place increasingly stringent demands on material performance, particularly in terms of heat resistance, thermal insulation, moisture resistance, and fire resistance. While traditional fiberboard offers advantages in certain areas, its performance often falls short in specific environments. For example, traditional fiberboard easily deforms in high-temperature environments and lacks good thermal insulation and fire resistance, limiting its application in certain situations. Utility Model Content

[0003] In response to the shortcomings of the existing technology, the utility model provides a high-temperature resistant composite high-density fiberboard. Through its multi-layer structure, the high-temperature resistant composite high-density fiberboard achieves good high-temperature resistance, heat insulation, moisture resistance, fire resistance, sound insulation and environmental protection properties, and is suitable for application requirements under various environmental conditions.

[0004] The utility model also provides the above-mentioned high-temperature resistant composite high-density fiberboard, comprising: a fiberboard body, reinforcing plates are provided at the upper and lower ends of the fiberboard body, heat insulation plates are provided at the upper and lower ends of the reinforcing plates, a moisture-proof plate is provided between the reinforcing plate and the heat insulation plate, fireproof layers are provided at the upper and lower ends of the heat insulation plate, the fiberboard body, the reinforcing plate, the heat insulation plate, the moisture-proof plate and the fireproof layer are connected by an adhesive, and the upper and lower surfaces of the fireproof layer are coated with a waterproof layer;

[0005] A through hole is provided on the surface of the reinforcing plate, a plurality of reinforcing columns are provided on the inner wall of the through hole, the plurality of reinforcing columns are arranged crosswise, and a sound insulation layer is provided on the inner wall of the through hole.

[0006] According to the high-temperature resistant composite high-density fiberboard, the surface of the heat insulation board is provided with heat dissipation holes, and the inner walls of the heat dissipation holes are fixedly connected with support rods.

[0007] According to the high-temperature resistant composite high-density fiberboard, the support rods are in an I-shape.

[0008] According to the high-temperature resistant composite high-density fiberboard, the outer walls of the fiberboard body, reinforcement board, insulation board and moisture-proof board are connected with a protective layer through an adhesive, and the protective layer is wrapped around the outer wall edges of the fiberboard body, reinforcement board, insulation board and moisture-proof board.

[0009] According to the high-temperature resistant composite high-density fiberboard, the fireproof layer is a composite material treated with a flame retardant.

[0010] According to the high-temperature resistant composite high-density fiberboard, the sound insulation layer is a high-density fiberboard.

[0011] According to the high-temperature resistant composite high-density fiberboard, the adhesive is a formaldehyde-free MDI adhesive.

[0012] The utility model has the following beneficial effects:

[0013] 1. In the present invention, high temperature resistance, heat insulation, moisture resistance and fire prevention are achieved through the reinforcement board, heat insulation board, moisture proof board and fireproof layer.

[0014] 2. In the present invention, by providing through holes, reinforcement columns and sound insulation layers on the reinforcement plate, the sound insulation performance of the plate is effectively improved, making it more suitable for use in situations where a quiet environment is required.

[0015] 3. In the present invention, the heat dissipation holes and support rods on the heat insulation board help to discharge heat and prevent the board from overheating, thereby protecting the board structure and extending the service life.

[0016] 4. In the present invention, formaldehyde-free MDI glue is used as an adhesive, which reduces potential harm to the environment and human health and meets environmental protection requirements.

[0017] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0019] Figure 1 This is a cross-sectional structural diagram of a high-temperature resistant composite high-density fiberboard of the present utility model;

[0020] Figure 2 This is a top perspective view of a high-temperature resistant composite high-density fiberboard according to the present invention;

[0021] Figure 3 This is a three-dimensional diagram of a reinforcement plate of a high-temperature resistant composite high-density fiberboard according to the present invention;

[0022] Figure 4 This is a three-dimensional diagram of a heat insulation board of a high-temperature resistant composite high-density fiberboard according to the present invention.

[0023] Legend:

[0024] 1. Fiberboard body; 2. Reinforcement board; 201. Through hole; 202. Reinforcement column; 203. Sound insulation layer; 3. Heat insulation board; 301. Heat dissipation hole; 302. Support rod; 4. Moisture-proof board; 5. Fireproof layer; 6. Waterproof layer; 7. Protective layer. DETAILED DESCRIPTION

[0025] This section will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but it cannot be understood as a limitation on the scope of protection of the present invention.

[0026] Reference Figure 1-4 The present invention provides a high-temperature resistant composite high-density fiberboard, which includes: a fiberboard body 1, a reinforcing plate 2 is provided at the upper and lower ends of the fiberboard body 1, a heat insulation plate 3 is provided at the upper and lower ends of the reinforcing plate 2, a heat dissipation hole 301 is provided on the surface of the heat insulation plate 3, a support rod 302 is fixedly connected to the inner wall of the heat dissipation hole 301, and the shape of the support rod 302 is I-shaped, a moisture-proof plate 4 is provided between the reinforcing plate 2 and the heat insulation plate 3, and a fireproof layer 5 is provided at the upper and lower ends of the heat insulation plate 3. The fireproof layer 5 is a composite material treated with a flame retardant. The fiberboard body 1, the reinforcement board 2, the insulation board 3, the moisture-proof board 4 and the fireproof layer 5 are connected by an adhesive. The adhesive is a formaldehyde-free MDI adhesive. The upper and lower surfaces of the fireproof layer 5 are coated with a waterproof layer 6. The outer walls of the fiberboard body 1, the reinforcement board 2, the insulation board 3 and the moisture-proof board 4 are connected by an adhesive with a protective layer 7, and the protective layer 7 is wrapped around the outer wall edges of the fiberboard body 1, the reinforcement board 2, the insulation board 3 and the moisture-proof board 4.

[0027] The surface of the reinforcing plate 2 is provided with a through hole 201 , the inner wall of the through hole 201 is provided with a plurality of reinforcing columns 202 , and the plurality of reinforcing columns 202 are arranged crosswise. The inner wall of the through hole 201 is provided with a sound insulation layer 203 , which is a high-density fiberboard.

[0028] The surface of the insulation board 3 is provided with heat dissipation holes 301, and the inner wall of the heat dissipation holes 301 is fixedly connected to the support rods 302. Through its multi-layer structure, this high-temperature resistant composite high-density fiberboard achieves excellent high-temperature resistance, heat insulation, moisture resistance, fire resistance, sound insulation, and environmental protection, and is suitable for application requirements in various environmental conditions.

[0029] Working principle: The high-temperature resistant composite high-density fiberboard increases the overall strength of the board through the reinforcement board 2, the heat insulation board 3 and the moisture-proof board 4 effectively isolate heat and moisture respectively, and the fireproof layer 5 improves the fire resistance of the board. Secondly, the heat insulation board 3 is located between the reinforcement board 2 and the moisture-proof board 4. The heat dissipation holes 301 and the support rods 302 on the heat insulation board 3 help to improve the heat insulation effect. At the same time, it can also promote the dissipation of heat through the heat dissipation holes 301. Through the moisture-proof board 4, it effectively blocks moisture penetration and protects the board from the influence of humid environment. Secondly, the fireproof layer 5 is a composite material treated with flame retardant. The material provides additional fire protection for the board. In addition, the through holes 201, reinforcing columns 202 and sound insulation layer 203 on the reinforcing plate 2 are conducive to absorbing and blocking the propagation of sound waves, thereby improving the sound insulation performance of the board. The waterproof layer 6 on the upper and lower surfaces of the fireproof layer 5 can prevent moisture and steam from penetrating, further enhancing the service life and performance of the board in a humid environment. Secondly, the layers are connected by formaldehyde-free MDI adhesive. This adhesive has excellent bonding properties and does not release formaldehyde, meets environmental protection requirements, and reduces potential hazards to the environment and human health.

[0030] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A high-temperature resistant composite high-density fiberboard, comprising: A fiberboard body (1), characterized in that reinforcing plates (2) are provided at the upper and lower ends of the fiberboard body (1), heat insulation plates (3) are provided at the upper and lower ends of the reinforcing plate (2), a moisture-proof plate (4) is provided between the reinforcing plate (2) and the heat insulation plate (3), a fireproof layer (5) is provided at the upper and lower ends of the heat insulation plate (3), the fiberboard body (1), the reinforcing plate (2), the heat insulation plate (3), the moisture-proof plate (4) and the fireproof layer (5) are connected by an adhesive, and the upper and lower surfaces of the fireproof layer (5) are coated with a waterproof layer (6); A through hole (201) is provided on the surface of the reinforcing plate (2), a plurality of reinforcing columns (202) are provided on the inner wall of the through hole (201), the plurality of reinforcing columns (202) are arranged crosswise, and a sound insulation layer (203) is provided on the inner wall of the through hole (201).

2. The high temperature resistant composite high density fiberboard according to claim 1, characterized in that: The surface of the heat insulation plate (3) is provided with a heat dissipation hole (301), and the inner wall of the heat dissipation hole (301) is fixedly connected with a support rod (302).

3. The high temperature resistant composite high density fiberboard according to claim 2, characterized in that: The support rod (302) is in the shape of an I-beam.

4. The high temperature resistant composite high density fiberboard according to claim 1, characterized in that: The outer side walls of the fiberboard body (1), the reinforcing plate (2), the heat insulating plate (3) and the moisture-proof plate (4) are connected with a protective layer (7) via an adhesive, and the protective layer (7) is wrapped around the outer side wall edges of the fiberboard body (1), the reinforcing plate (2), the heat insulating plate (3) and the moisture-proof plate (4).

5. The high temperature resistant composite high density fiberboard according to claim 1, characterized in that: The fireproof layer (5) is a composite material treated with a flame retardant.

6. The high temperature resistant composite high density fiberboard according to claim 1, characterized in that: The sound insulation layer (203) is a high-density fiberboard.

7. The high temperature resistant composite high density fiberboard according to claim 1, characterized in that: The adhesive is an aldehyde-free MDI adhesive.

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