CN216993406U

CN216993406U - Multifunctional composite medium-density fiberboard

Info

Publication number: CN216993406U
Application number: CN202220076435.4U
Authority: CN
Inventors: 陈资良; 廖树德; 林业新
Original assignee: Pingxiang Qingshan Medium Density Fiberboard Co ltd
Current assignee: Pingxiang Qingshan Medium Density Fiberboard Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-07-19
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a multifunctional composite medium-density fiberboard, which relates to the technical field of fiberboards and comprises an inner core layer, panel layers arranged on the upper surface and the lower surface of the inner core layer and a decorative frame arranged on the periphery of the inner core layer, wherein the panel layers, the inner core layer and the decorative frame are all connected through bonding; a first waterproof layer is arranged between the inner core layer and the upper and lower panel layers in an adhesive manner, and a second waterproof layer is arranged between the inner core layer and the decorative frame in an adhesive manner; the inner core layer comprises a first flame-retardant layer, a first medium-density fiberboard layer, a sound-insulating layer, a second medium-density fiberboard layer and a second flame-retardant layer which are sequentially bonded from top to bottom. The medium-density fiber has multiple functions of water resistance, flame retardance, sound insulation and the like, and the waterproof layers are arranged on the upper surface, the lower surface and the periphery of the fiber board, so that the fiber board can be effectively waterproof, and the fiber board can be effectively prevented from deforming and expanding due to water absorption.

Description

Multifunctional composite medium-density fiberboard

Technical Field

The utility model relates to the technical field of fiber boards, in particular to a multifunctional composite medium-density fiber board.

Background

The fiber board is a board which is made by using wood fiber or other plant fiber as raw material, preparing the fiber, applying synthetic resin, and pressing under the condition of heating and pressurizing. The fiber board can be classified into low-density, medium-density and high-density fiber boards according to different densities.

The existing fiberboard can be divided into a fireproof fiberboard, a soundproof fiberboard, a waterproof fiberboard and the like according to functions, but the board in the current market has a large structure and a single function, the waterproof effect is poor, and once the fibers absorb water, the board is easy to deform and influences use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a multifunctional composite medium-density fiberboard which has multiple functions of water resistance, flame retardance, sound insulation and the like, and the waterproof layers are arranged on the upper surface, the lower surface and the periphery of the fiberboard and can effectively prevent the fiberboard from absorbing water and deforming.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: a multifunctional composite medium-density fiberboard comprises an inner core layer, panel layers arranged on the upper surface and the lower surface of the inner core layer and decorative frames arranged on the periphery of the inner core layer, wherein the panel layers, the inner core layer and the decorative frames are all connected through bonding; a first waterproof layer is arranged between the inner core layer and the upper and lower panel layers in an adhesive manner, and a second waterproof layer is arranged between the inner core layer and the decorative frame in an adhesive manner; the inner core layer comprises a first flame-retardant layer, a first medium-density fiberboard layer, a sound-insulating layer, a second medium-density fiberboard layer and a second flame-retardant layer which are sequentially bonded from top to bottom.

Further, the first waterproof layer and the second waterproof layer are made of one of PVC waterproof coiled materials or SBS waterproof coiled materials, and the thickness of the first waterproof layer and the thickness of the second waterproof layer are 3-4 mm.

Furthermore, the first flame-retardant layer and the second flame-retardant layer are high silica fire-resistant fiber cloth layers, and the thickness of the first flame-retardant layer and the thickness of the second flame-retardant layer are 4-5 mm.

Further, the puigging includes from the last cotton layer of sound of down bonding in proper order setting, strengthens the sound absorption layer, the cotton layer of sound is inhaled to the second, it includes rigid plastic skeleton to strengthen the sound absorption layer, rigid plastic skeleton is for fixed the support body that constitutes by a plurality of fossil fragments interconnect and has the filling portion, the inside packing of filling portion has the sound of inhaling cotton.

Further, the shape of the filling part is a honeycomb structure or a rectangular structure.

Further, the thickness ratio of the first sound-absorbing cotton, the reinforced sound-absorbing layer and the second sound-absorbing cotton is 1: 3: 1.

further, the decorative frame is a light metal sheet.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

according to the composite medium density fiberboard, the first waterproof layer is arranged between the inner core layer and the upper and lower panel layers, the second waterproof layer is arranged between the inner core layer and the peripheral decorative frame, and the waterproof layers are arranged on the surface and the periphery of the inner core layer, so that water is prevented from entering the core layer from any surface, the waterproof function of the medium density fiberboard is effectively improved, and the water absorption deformation of the inner core layer is effectively prevented. In addition, interior sandwich layer includes from last first fire-retardant layer, first medium density fiberboard layer, puigging, second medium density fiberboard layer, the fire-retardant layer of second that down bonds in proper order and sets up, has fire prevention and syllable-dividing function simultaneously.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is an exploded view of the inner core layer of the present invention;

FIG. 3 is a schematic structural view of a decorative frame and a third waterproof layer according to the present invention;

FIG. 4 is a schematic structural view of one embodiment of an acoustical layer of the present invention;

FIG. 5 is a schematic structural view of another embodiment of the acoustical layer of the present invention;

in the figure: 1-an inner core layer, 11-a first flame-retardant layer, 12-a first medium-density fiberboard layer, 13-a sound insulation layer, 131-a first sound absorption cotton layer, 132-a sound enhancement layer, 1321-a hard plastic framework, 1322-a filling part, 133-a second sound absorption cotton layer, 14-a second medium-density fiberboard layer, 15-a second flame-retardant layer, 2-a panel layer, 3-a decorative frame, 4-a first waterproof layer and 5-a second waterproof layer.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As shown in fig. 1, 2 and 3, the multifunctional composite medium density fiberboard comprises an inner core layer 1, panel layers 2 arranged on the upper and lower surfaces of the inner core layer 1 and decorative frames 3 arranged around the inner core layer 1, wherein the panel layers 2, the inner core layer 1 and the decorative frames 3 are all connected through bonding; a first waterproof layer 4 is arranged between the inner core layer 1 and the upper and lower panel layers 2 in an adhesive manner, and a second waterproof layer 5 is arranged between the inner core layer 1 and the decorative frame 3 in an adhesive manner; the inner core layer 1 comprises a first flame-retardant layer 11, a first medium-density fiberboard layer 12, a sound insulation layer 13, a second medium-density fiberboard layer 14 and a second flame-retardant layer 15 which are sequentially bonded from top to bottom.

The first waterproof layer 4 and the second waterproof layer 5 are made of one of PVC waterproof coiled materials or SBS waterproof coiled materials, and the thickness of the first waterproof layer 4 and the thickness of the second waterproof layer 5 are 3-4 mm. The waterproof layer sets up at the surface of inner core layer 1 and all around, prevents that water from getting into in the core layer from arbitrary one face, effectual improvement medium density fiberboard waterproof function.

The first flame-retardant layer 11 and the second flame-retardant layer 15 are high silica fire-resistant fiber cloth layers, and the thicknesses of the first flame-retardant layer 11 and the second flame-retardant layer 15 are 4-5 mm. The upper surface and the lower surface of the inner core layer 1 are both provided with flame retardant layers, so that the fireproof effect is achieved. The high silica fire-resistant fiber cloth is a heat-resistant and soft special crystalline fiber fabric, and SiO is used as the material₂The content of the composite material reaches more than 96 percent, has excellent heat-resistant characteristic, can be used in an environment of 1000 ℃ for a long time, and has the instant heat-resistant temperature of 1400 DEG CAnd can play an effective fireproof role.

The puigging 13 includes from the last cotton layer 131 of inhaling that down bonds in proper order and set up, strengthens the sound absorption layer 132, the cotton layer 133 is inhaled to the second sound absorption, it includes rigid plastic skeleton 1321 to strengthen the sound absorption layer 132, rigid plastic skeleton 1321 is for being fixed the support body that constitutes to have filling portion 1322 by a plurality of fossil fragments interconnect, the inside packing of filling portion 1322 has the sound cotton of inhaling. The sound absorbing cotton and the hard plastic skeleton 1321 are also bonded into a whole. The rigid plastic is used as a skeleton structure for reinforcing the sound absorption layer 132, so that the strength of the sound insulation layer 13 is enhanced, the size stability is good, deformation is not easy to occur, and the impact resistance is good.

Wherein, the filling part 1322 has a honeycomb structure or a rectangular structure. The honeycomb structure is shown in fig. 4 and the rectangular structure is shown in fig. 5. The first sound-absorbing cotton, the reinforced sound-absorbing layer 132 and the second sound-absorbing cotton have a thickness ratio of 1: 3: 1, further ensuring that the soundproof layer 13 has a stable structure.

The decorative frame 3 is a light metal sheet. The light metal sheet has light weight, convenient use and good appearance.

The working principle of the utility model is as follows:

according to the composite medium density fiberboard, the first waterproof layer 4 is arranged between the inner core layer 1 and the upper and lower panel layers 2, the second waterproof layer 5 is arranged between the inner core layer 1 and the peripheral decorative frame 3, and the waterproof layers are arranged on the surface and the periphery of the inner core layer 1, so that water is prevented from entering the core layer from any one surface, the waterproof function of the medium density fiberboard is effectively improved, and the water absorption and deformation of the inner core layer 1 are effectively prevented. In addition, the inner core layer 1 comprises a first flame-retardant layer 11, a first medium density fiberboard layer 12, a sound-insulating layer 13, a second medium density fiberboard layer 14 and a second flame-retardant layer 15 which are sequentially bonded from top to bottom, and has the functions of fire prevention and sound insulation. The medium-density fiberboard has multiple functions of water resistance, flame retardance, sound insulation and the like, and is wide in applicability.

The utility model has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications or improvements may be made thereto based on the utility model. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.

Claims

1. The utility model provides a multi-functional compound medium density fiberboard which characterized in that: the decorative plate comprises an inner core layer, panel layers arranged on the upper surface and the lower surface of the inner core layer and decorative frames arranged on the periphery of the inner core layer, wherein the panel layers, the inner core layer and the decorative frames are all connected through bonding; a first waterproof layer is arranged between the inner core layer and the upper and lower panel layers in an adhesive manner, and a second waterproof layer is arranged between the inner core layer and the decorative frame in an adhesive manner; the inner core layer comprises a first flame-retardant layer, a first medium-density fiberboard layer, a sound-insulating layer, a second medium-density fiberboard layer and a second flame-retardant layer which are sequentially bonded from top to bottom.

2. The multifunctional composite medium density fiberboard of claim 1, wherein: the first waterproof layer and the second waterproof layer are made of one of PVC waterproof coiled materials or SBS waterproof coiled materials, and the thickness of the first waterproof layer and the thickness of the second waterproof layer are 3-4 mm.

3. The multifunctional composite medium density fiberboard of claim 1, wherein: the first flame-retardant layer and the second flame-retardant layer are high silica fire-resistant fiber cloth layers, and the thickness of the first flame-retardant layer and the second flame-retardant layer is 4-5 mm.

4. The multifunctional composite medium density fiberboard of claim 1, wherein: the puigging includes from last down the cotton layer of first sound absorption, strengthen sound absorption layer, the cotton layer of sound is inhaled to the second that sets up of bonding in proper order, it includes rigid plastic skeleton to strengthen sound absorption layer, rigid plastic skeleton is for forming the support body that has the filling portion by a plurality of fossil fragments interconnect is fixed, the inside packing of filling portion has the sound of inhaling cotton.

5. The multifunctional composite medium density fiberboard of claim 4, wherein: the shape of the filling part is a honeycomb structure or a rectangular structure.

6. The multifunctional composite medium density fiberboard of claim 4, wherein: the first sound cotton of inhaling, the enhancement layer of inhaling sound, the second is inhaled the cotton thickness ratio and is 1: 3: 1.

7. the multifunctional composite medium density fiberboard of claim 1, wherein: the decorative frame is a light metal sheet.