CN216885670U

CN216885670U - High-strength linear plywood

Info

Publication number: CN216885670U
Application number: CN202220167963.0U
Authority: CN
Inventors: 郑宪勇
Original assignee: Sichuan Kangbeide Wood Industry Co ltd
Current assignee: Sichuan Kangbeide Wood Industry Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-07-05
Anticipated expiration: 2032-01-21

Abstract

The utility model discloses a high-strength linear plywood, and relates to the technical field of plywood. Including the core, core top and bottom all are equipped with the acoustical panel subassembly, and acoustical panel subassembly surface all is equipped with the enhancement layer, and enhancement layer surface department is equipped with the reinforcing plate, and the reinforcing plate surface all is equipped with the panel layer, and the acoustical panel subassembly is equipped with the acoustic celotex board including amortization top frame and the amortization underframe that the symmetry set up, between amortization top frame and the amortization underframe, and amortization top frame and amortization underframe set up about the acoustic celotex board symmetry, and the equidistance has seted up a plurality of sound insulation holes on the acoustic celotex board, all are equipped with the amortization structure in amortization top frame and the amortization underframe. According to the utility model, the two first silencing cavities between the silencing top frame and the silencing bottom frame form a V-shaped channel, and the two fourth silencing cavities, the two third silencing cavities and the two second silencing cavities form the V-shaped channel, so that sound is reflected back and forth in the V-shaped channel, noise in the V-shaped channel is attenuated, and a better sound insulation effect is further achieved.

Description

High-strength linear plywood

Technical Field

The utility model relates to the technical field of plywood, in particular to high-strength linear plywood.

Background

The plywood is a three-layer or multi-layer plate material formed by rotary cutting wood sections into veneers or slicing battens into veneers and then gluing the veneers by using an adhesive, and the fiber directions of the veneers on the adjacent layers are mutually vertical to glue. A group of veneers are typically assembled and glued perpendicular to each other with the grain direction of adjacent layers, and the skins and inner sheets are typically symmetrically disposed on either side of the core or core. The glued veneers are pressed into a plate blank which is formed by criss-cross matching according to the wood grain direction under the condition of heating or not heating.

The existing plywood lacks a sound insulation function, and when the plywood is used in various occasions, particularly in a building decoration process, the lack of the sound insulation function can cause poor living effect of users and influence on life experience, so that the utility model provides a novel solution.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a high-strength linear plywood designed to solve the problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sharp plywood of high strength, includes the core, core top and bottom all are equipped with the acoustical panel subassembly, and acoustical panel subassembly surface all is equipped with the enhancement layer, and enhancement layer surface department is equipped with the reinforcing plate, and the reinforcing plate surface all is equipped with the panel layer, and the acoustical panel subassembly is equipped with the acoustic celotex board including amortization top frame and the amortization underframe that the symmetry set up, between amortization top frame and the amortization underframe, and amortization top frame and amortization underframe set up about the acoustic celotex board symmetry, and the acoustic celotex board equidistance has seted up a plurality of sound holes that separate, all is equipped with the amortization structure in amortization top frame and the amortization underframe.

As preferred technical scheme in this application, the amortization structure includes a plurality of top swash plates and the end swash plate that the symmetry slope set up, and top swash plate and end swash plate symmetry around set up, and the symmetry slope is equipped with a plurality of left swash plates and right swash plate between top swash plate and the end swash plate, left swash plate and right swash plate, bilateral symmetry setting.

As the preferred technical scheme in this application, be formed with a plurality of first amortization chambeies between end swash plate and the right swash plate, be formed with a plurality of second amortization chambeies between end swash plate and the left swash plate, form a plurality of third amortization chambeies between top swash plate and the left swash plate, be formed with a plurality of fourth amortization chambeies between top swash plate and the right swash plate.

As the preferred technical scheme in this application, amortization top frame and amortization underframe specification are unanimous.

As the preferred technical scheme in this application, the left swash plate is unanimous with right swash plate specification, and top swash plate is unanimous with end swash plate specification.

As a preferred technical scheme in the application, the reinforcing plate is a polyurethane plate, and the reinforcing layer is a glass fiber plate.

Compared with the prior art, the utility model has the beneficial effects that:

this straight line plywood of high strength, two first amortization chambeies between amortization top frame and the amortization underframe can form a V type passageway, all form V type passageway between two fourth amortization chambeies, two third amortization chambeies and two second amortization chambeies, sound reflection back and forth in V type passageway like this for noise obtains the decay in the V type passageway, and then plays better syllable-dividing effect. The cooperation of reinforcing plate and enhancement layer is used for the plywood can not produce warpage and deformation, and improved the intensity of plywood, adopts the good performance of shaking of polyurethane board moreover, when the plywood receives the impact, has played the effect of damping, buffering.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic illustration of a disassembled structure of the muffler plate assembly of the present invention;

fig. 4 is an enlarged structural view of a portion B of fig. 3 according to the present invention.

In the figure: 1. a core board; 2. a muffler plate assembly; 201. a silencing top frame; 202. a sound insulating board; 203. a noise reduction bottom frame; 204. a sound insulation hole; 205. a bottom sloping plate; 206. a top sloping plate; 207. a right sloping plate; 208. a left sloping plate; 209. a first muffling chamber; 210. a second muffling chamber; 211. a third sound-deadening chamber; 212. a fourth muffling chamber; 3. a reinforcing layer; 4. a reinforcing plate; 5. and (4) a panel layer.

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.

It should be noted that in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides a straight line plywood of high strength, including

core

1, 1 top of core and bottom all are equipped with

acoustical panel subassembly

2, 2 surfaces of acoustical panel subassembly all are equipped with

enhancement layer

3, 3 surface departments in enhancement layer are equipped with reinforcing

plate

4, 4 surfaces of reinforcing plate all are equipped with panel layer 5, acoustical panel subassembly 2 is including amortization top frame 201 and the amortization underframe 203 that the symmetry set up, be equipped with acoustic celotex board 202 between amortization top frame 201 and the amortization underframe 203, amortization top frame 201 and amortization underframe 203 set up about acoustic celotex board 202 symmetry, and a plurality of sound holes 204 that separate have been seted up on the acoustic celotex board 202 equidistance, all be equipped with the amortization structure in amortization top frame 201 and the amortization underframe 203. The specifications of the silencing top frame 201 and the silencing bottom frame 203 are consistent.

As a specific example, the sound attenuation structure includes a plurality of top swash plates 206 and bottom swash plates 205 which are symmetrically and obliquely arranged, the top swash plates 206 and the bottom swash plates 205 are symmetrically and longitudinally arranged, a plurality of left swash plates 208 and right swash plates 207 are symmetrically and obliquely arranged between the top swash plates 206 and the bottom swash plates 205, and the left swash plates 208 and the right swash plates 207 are symmetrically and bilaterally arranged. Wherein the left sloping plate 208 and the right sloping plate 207 have the same specification, the top sloping plate 206 and the bottom sloping plate 205 have the same specification,

as a specific example, a plurality of first muffling cavities 209 are formed between the bottom sloping plate 205 and the right sloping plate 207, a plurality of second muffling cavities 210 are formed between the bottom sloping plate 205 and the left sloping plate 208, a plurality of third muffling cavities 211 are formed between the top sloping plate 206 and the left sloping plate 208, and a plurality of fourth muffling cavities 212 are formed between the top sloping plate 206 and the right sloping plate 207. It should be noted that the first muffling cavity 209 and the fourth muffling cavity 212 are symmetrically distributed front and back, the third muffling cavity 211 and the second muffling cavity 210 are symmetrically distributed left and right, and in addition, the first muffling cavity 209 is inclined to the lower right, the second muffling cavity 210 is cleaned to the lower left, the third muffling cavity 211 is inclined to the upper left, and the fourth muffling cavity 212 is inclined to the upper right.

It should be noted that the bottom sloping plate 205, the right sloping plate 207, the bottom sloping plate 205, the left sloping plate 208, the top silencing frame 201 and the bottom silencing frame 203 are all sound insulation plates, sound is sufficiently attenuated in the first sound attenuation cavity 209, the fourth sound attenuation cavity 212, the third sound attenuation cavity 211 and the second sound attenuation cavity 210, two first sound attenuation cavities 209 between the top silencing frame 201 and the bottom silencing frame 203 form a V-shaped channel, and two fourth sound attenuation cavities 212, two third sound attenuation cavities 211 and two second sound attenuation cavities 210 form a V-shaped channel, so that sound is reflected back and forth in the V-shaped channel, noise in the V-shaped channel is attenuated, and a good sound insulation effect is achieved.

As a specific example, the reinforcing sheet 4 is a polyurethane sheet, and the reinforcing sheet 3 is a glass fiber sheet. It should be noted that, the reinforcing plate 4 and the reinforcing layer 3 are used in cooperation, so that the plywood does not warp and deform, the strength of the plywood is improved, and the polyurethane board has excellent shock absorption performance and plays a role in vibration absorption and buffering when the plywood is impacted. The polyurethane sheet has a wide range of hardness, and has elongation and rebound resilience of rubber even at high hardness. The polyurethane board has the hardness range of Shore A10-D80 and high strength. Their tear strength, tear strength and load-bearing capacity are much higher than those of general purpose rubbers at rubber hardness. The impact strength and bending strength are much higher than those of plastics under high hardness. Therefore, the plywood has excellent fracture resistance, the overall strength of the plywood is improved, and in addition, the wear resistance of the plywood is very excellent and is about 3 to 5 times of that of rubber. Can adapt to more complicated service environment, ensures the service life and has good oxygen and ozone resistance. In particular, the vibration absorption performance of the vibration absorber is excellent, and the vibration absorber has good vibration absorption and buffering functions. In addition, the glass fiber board has the characteristics of sound absorption, sound insulation, heat insulation, environmental protection, flame retardance and the like, has good heat resistance and moisture resistance, has high-quality moisture resistance on the outer surface, can improve the adaptability of the plywood, and is safer to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A straight line plywood of high strength, includes core (1), its characterized in that: core board (1) top and bottom all are equipped with acoustical panel subassembly (2), acoustical panel subassembly (2) surface all is equipped with enhancement layer (3), enhancement layer (3) surface department is equipped with reinforcing plate (4), reinforcing plate (4) surface all is equipped with panel layer (5), acoustical panel subassembly (2) are including amortization top frame (201) and amortization underframe (203) that the symmetry set up, be equipped with acoustic celotex board (202) between amortization top frame (201) and amortization underframe (203), amortization top frame (201) and amortization underframe (203) set up about acoustic celotex board (202) symmetry, and on acoustic celotex board (202) equidistance have been seted up a plurality of sound holes (204) that separate, all be equipped with the amortization structure in amortization top frame (201) and the amortization underframe (203).

2. A high strength linear plywood according to claim 1 wherein: the silencing structure comprises a plurality of top inclined plates (206) and bottom inclined plates (205) which are symmetrically and obliquely arranged, wherein the top inclined plates (206) and the bottom inclined plates (205) are symmetrically arranged front and back, a plurality of left inclined plates (208) and right inclined plates (207) are symmetrically and obliquely arranged between the top inclined plates (206) and the bottom inclined plates (205), and the left inclined plates (208) and the right inclined plates (207) are symmetrically arranged left and right.

3. A high strength linear plywood according to claim 2, wherein: a plurality of first muffling cavities (209) are formed between the bottom inclined plate (205) and the right inclined plate (207), a plurality of second muffling cavities (210) are formed between the bottom inclined plate (205) and the left inclined plate (208), a plurality of third muffling cavities (211) are formed between the top inclined plate (206) and the left inclined plate (208), and a plurality of fourth muffling cavities (212) are formed between the top inclined plate (206) and the right inclined plate (207).

4. A high strength linear plywood according to claim 1 wherein: the specifications of the silencing top frame (201) and the silencing bottom frame (203) are consistent.

5. A high strength linear plywood according to claim 2, wherein: the left sloping plate (208) and the right sloping plate (207) are consistent in specification, and the top sloping plate (206) and the bottom sloping plate (205) are consistent in specification.

6. A high strength linear plywood according to claim 1 wherein: the reinforcing plate (4) is a polyurethane plate, and the reinforcing layer (3) is a glass fiber plate.