CN215716188U

CN215716188U - Sound-absorbing heat-insulating composite board

Info

Publication number: CN215716188U
Application number: CN202121983286.1U
Authority: CN
Inventors: 唐斌; 曾召会
Original assignee: Mag Furniture Co Ltd
Current assignee: Mag Furniture Co Ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-01
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to a sound-absorbing heat-insulating composite board, which comprises a decorative layer arranged on the surface of a composite board body, wherein a drying layer is arranged at the bottom of the composite board body; a first heat-insulating layer and a second heat-insulating layer are arranged between the decorative layer and the drying layer; a cavity is formed between the first heat-insulating layer and the second heat-insulating layer; a plurality of partition sound-absorbing bodies are arranged in the cavity in a rectangular array; the sound absorbing bodies of the partition plates are in close contact with each other; the upper side and the lower side of the sound absorption body of the partition plate are respectively connected with the first heat preservation layer and the second heat preservation layer. The honeycomb sound absorption layer and the sound insulation plate are arranged in the honeycomb shell, so that the sound absorption effect is greatly improved, and the sound insulation effect of the composite plate body is enhanced; secondly, set up holding ring and spacing ring between the acoustic celotex board to and between acoustic celotex board and the honeycomb sound absorbing layer, increased the internal protection of composite plate body, strengthened composite plate body's life cycle.

Description

Sound-absorbing heat-insulating composite board

Technical Field

The utility model relates to a composite board, in particular to a sound-absorbing heat-insulating composite board, and belongs to the technical field of board production.

Background

The wood composite board is an artificial board with wood shavings or fiber materials as board cores and veneers glued on two surfaces. The composite board is a laminated structural board made by gluing two thin surface boards to a thicker core layer. The surface plates are spaced, so that the larger rigidity is ensured, and the use amount of materials does not need to be increased. The core layer of the composite board can adopt small wood block jointed boards, particle boards, single board honeycomb structures or other light woods. The wood composite board is widely applied to structures such as furniture laminates, door bodies, partition boards and the like. With the improvement of living standard, the sound insulation requirement of users for the plate is gradually increased. In the prior art, on the premise of having certain sound insulation capability, the strength and the pressure bearing capability of the plate cannot be taken into consideration. The composite board is a plurality of existing composite boards, only the multilayer boards are simply adopted for stacking, the purpose of enhancing the sound insulation effect is achieved, and the pressure bearing capacity is not improved. Therefore, further improvements are awaited.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a sound-absorbing thermal insulation composite board for overcoming the defects in the prior art, which improves the sound insulation effect, enhances the pressure-bearing capacity, and prolongs the service life, and the specific scheme is as follows:

the sound-absorbing heat-insulating composite board comprises a decorative layer arranged on the surface of a composite board body, wherein a drying layer is arranged at the bottom of the composite board body; a first heat-insulating layer and a second heat-insulating layer are arranged between the decorative layer and the drying layer; a cavity is formed between the first heat-insulating layer and the second heat-insulating layer; a plurality of partition sound-absorbing bodies are arranged in the cavity in a rectangular array; the sound absorbing bodies of the partition plates are in close contact with each other; the upper side and the lower side of the sound absorption body of the partition plate are respectively in contact connection with the first heat preservation layer and the second heat preservation layer.

Preferably, the baffle sound absorber comprises a honeycomb shell; the sound-absorbing body and the gap between the first heat-insulating layer and the second heat-insulating layer are filled with polymer particles.

Preferably, the polymer particles are PVC polymer materials; the cross section of the honeycomb shell is in a regular hexagon shape; the inner side of the honeycomb shell is covered with a honeycomb sound absorption layer.

Preferably, the honeycomb sound absorption layer is uniformly distributed along the inner side wall of the honeycomb shell; tenons are arranged on the upper side and the lower side of the honeycomb shell; the inner sides of the first heat-insulating layer and the second heat-insulating layer are provided with mortises.

Preferably, a sound insulation cavity is formed on the inner side of the honeycomb sound absorption layer; at least two sound insulation boards are arranged in the sound insulation cavity in parallel; and two ends of the sound insulation board are respectively clamped on the honeycomb sound absorption layer.

Preferably, a positioning ring is arranged between the two sound insulation plates; the upper side and the lower side of the positioning ring are provided with cross connectors; one side of the sound insulation board, which is opposite to the positioning ring, is provided with a cross groove.

Preferably, a limiting ring is arranged between the sound insulation plate and the honeycomb sound absorption layer; the sound insulation plate and the honeycomb sound absorption layer are provided with caulking grooves relative to the limiting ring; the limiting ring is clamped between the sound insulation board and the honeycomb sound absorption layer.

Preferably, the axis direction of the locating ring and the limiting ring is vertical to the length direction of the composite plate body.

According to the utility model, the honeycomb shell is arranged in the composite board body, so that the pressure bearing strength of the composite board body is improved, and the service cycle of the composite board body is prolonged; meanwhile, the honeycomb sound absorption layer and the sound insulation plate are arranged in the honeycomb shell, so that the sound absorption effect is greatly improved, and the sound insulation effect of the composite plate body is enhanced; secondly, set up holding ring and spacing ring between the acoustic celotex board to and between acoustic celotex board and the honeycomb sound absorbing layer, increased the internal protection of composite plate body, strengthened composite plate body's life cycle.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a sound absorber with baffles.

In the figure, 1 is a decorative layer, 2 is a drying layer, 3 is a first heat preservation layer, 4 is a second heat preservation layer, 5 is a baffle sound-absorbing body, 5.1 is a honeycomb shell, 5.2 is a honeycomb sound-absorbing layer, 6 is a sound-insulating cavity, 7 is a sound-insulating board, 8 is a positioning ring, and 9 is a limiting ring.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Terms used herein, including technical and scientific terms, have the same meaning as terms commonly understood by one of ordinary skill in the art, unless otherwise defined. It will be understood that terms defined in commonly used dictionaries have meanings that are consistent with their meanings in the prior art.

Referring to fig. 1-2, the sound-absorbing and heat-insulating composite board comprises a decorative layer 1 disposed on the surface of a composite board body, wherein a drying layer 2 is disposed at the bottom of the composite board body; a first heat-insulating layer 3 and a second heat-insulating layer 4 are arranged between the decorative layer 1 and the drying layer 2; a cavity is formed between the first heat-insulating layer 3 and the second heat-insulating layer 4; a plurality of baffle sound-absorbing bodies 5 are arranged in the cavity in a rectangular array; the sound absorbing bodies 5 of the partition plates are in close contact with each other; the upper side and the lower side of the sound absorption body 5 of the clapboard are respectively connected with the first heat preservation layer 3 and the second heat preservation layer 4.

Further, the baffle sound absorption body 5 comprises a honeycomb shell 5.1; the sound absorption body 5.1 and the gap between the first heat preservation layer 3 and the second heat preservation layer 4 are filled with polymer particles.

Furthermore, the polymer particles are PVC polymer materials; the cross section of the honeycomb shell 5.1 is in a regular hexagon shape; the inner side of the honeycomb shell 5.1 is covered with a honeycomb sound absorption layer 5.2.

Furthermore, the honeycomb sound absorption layer 5.2 is uniformly distributed along the inner side wall of the honeycomb shell 5.1; tenons are arranged on the upper side and the lower side of the honeycomb shell 5.1; the inner sides of the first heat-insulating layer 3 and the second heat-insulating layer 4 are provided with mortises.

Furthermore, a sound insulation cavity 6 is formed inside the honeycomb sound absorption layer 5.2; at least two sound insulation boards 7 are arranged in the sound insulation cavity 6 in parallel; and two ends of the sound insulation board 7 are respectively clamped on the honeycomb sound absorption layer 5.

Furthermore, a positioning ring 8 is arranged between the two sound insulation plates 7; the upper side and the lower side of the positioning ring 8 are provided with cross connectors; and a cross groove is formed in one side of the sound insulation plate 7, which is opposite to the positioning ring 8.

Furthermore, a limit ring 9 is arranged between the sound insulation board 7 and the honeycomb sound absorption layer 5; the sound insulation plate 7 and the honeycomb sound absorption layer 5 are provided with caulking grooves relative to the limiting ring 9; the limiting ring is clamped between the sound insulation board and the honeycomb sound absorption layer.

Furthermore, the axial direction of the positioning ring and the limiting ring is vertical to the length direction of the composite plate body.

The working principle is as follows: the honeycomb shell 5.1 is in tenon connection with the first heat-insulating layer and the second heat-insulating layer, the inner surface of the honeycomb shell 5.1 is fixedly connected with the honeycomb sound-absorbing layer, the honeycomb shell 5.1 and the honeycomb sound-absorbing layer are both of a honeycomb structure, the honeycomb shell 5.1 enhances the bearing function of plate body pressure, the honeycomb sound-absorbing layer is arranged along the inner wall of the honeycomb partition plate, the sound insulation and absorption effects of the plate body are improved, two sound insulation plates 7 are symmetrically arranged along the central line of the honeycomb sound-absorbing layer 5, the sound insulation effect in the honeycomb sound-absorbing layer 5 is increased, the sound insulation and absorption of the plate body are further improved, the positioning ring 8 is fixedly connected between the two sound insulation plates 7, the sound insulation plates 7 and the honeycomb sound-absorbing layer 5 are fixedly connected through at least two limiting rings 9, the supporting function of the honeycomb shell 5.1 is increased through the arrangement of the positioning ring 8 and the limiting rings 9, and the bearing pressure effect of the plate body is reinforced;

simultaneously, sealing connection between each honeycomb shell 5.1 to the reinforcing effect that gives sound insulation, the regional packing between honeycomb shell 5.1 and first heat preservation, the second heat preservation has the polymer granule, and the polymer granule is preferred to use PVC macromolecular material, and it is better to have the effect that gives sound insulation, and the quality uses stable advantage.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an inhale sound insulation composite sheet, is including setting up in the decorative layer on composite sheet body surface, its characterized in that: the bottom of the composite board body is provided with a drying layer; a first heat-insulating layer and a second heat-insulating layer are arranged between the decorative layer and the drying layer; a cavity is formed between the first heat-insulating layer and the second heat-insulating layer; a plurality of partition sound-absorbing bodies are arranged in the cavity in a rectangular array; the sound absorbing bodies of the partition plates are in close contact with each other; the upper side and the lower side of the sound absorption body of the partition plate are respectively connected with the first heat preservation layer and the second heat preservation layer.

2. The sound-absorbing thermal insulation composite board according to claim 1, characterized in that: the baffle sound absorption body comprises a honeycomb shell; the sound-absorbing body and the gap between the first heat-insulating layer and the second heat-insulating layer are filled with polymer particles.

3. The sound-absorbing thermal insulation composite board according to claim 2, characterized in that: the polymer particles are made of PVC polymer materials; the cross section of the honeycomb shell is in a regular hexagon shape; the inner side of the honeycomb shell is covered with a honeycomb sound absorption layer.

4. The sound-absorbing thermal insulation composite board according to claim 3, characterized in that: the honeycomb sound absorption layer is uniformly distributed along the inner side wall of the honeycomb shell; tenons are arranged on the upper side and the lower side of the honeycomb shell; the inner sides of the first heat-insulating layer and the second heat-insulating layer are provided with mortises.

5. The sound-absorbing thermal insulation composite board according to claim 4, characterized in that: a sound insulation cavity is formed on the inner side of the honeycomb sound absorption layer; at least two sound insulation boards are arranged in the sound insulation cavity in parallel; and two ends of the sound insulation board are respectively clamped on the honeycomb sound absorption layer.

6. The sound-absorbing thermal insulation composite board according to claim 5, characterized in that: a positioning ring is arranged between the two sound insulation plates; the upper side and the lower side of the positioning ring are provided with cross connectors; one side of the sound insulation board, which is opposite to the positioning ring, is provided with a cross groove.

7. The sound-absorbing thermal insulation composite board according to claim 6, characterized in that: a limiting ring is arranged between the sound insulation board and the honeycomb sound absorption layer; the sound insulation plate and the honeycomb sound absorption layer are provided with caulking grooves relative to the limiting ring; the limiting ring is clamped between the sound insulation board and the honeycomb sound absorption layer.

8. The sound-absorbing thermal insulation composite board according to claim 7, characterized in that: the axis directions of the positioning ring and the limiting ring are vertical to the length direction of the composite board body.