CN210759546U

CN210759546U - Sound-insulation medium-density fiberboard

Info

Publication number: CN210759546U
Application number: CN201921079803.5U
Authority: CN
Inventors: 敖显鸿; 陆欢
Original assignee: Guizhou Sensuyu Wpc Co ltd
Current assignee: Guizhou Sensuyu Wpc Co ltd
Priority date: 2019-07-06
Filing date: 2019-07-06
Publication date: 2020-06-16
Anticipated expiration: 2029-07-06

Abstract

The utility model discloses a density fiberboard gives sound insulation, including first fibreboard and second fibreboard, the fixed glue in upper end of first fibreboard has first amortization cotton, the cotton upper end of first amortization is fixed with first acoustical board, the top fixedly connected with outside protection shield of first acoustical board, the equal fixed mounting in bottom both sides of first fibreboard has first fixed block, and is two sets of the bottom of first fixed block all fixed welding has the shock absorber pole. This density fiberboard in giving sound insulation comes the partial volume of weakening through installing cellular first acoustical panel on first fiberboard, under the cotton effect of first amortization again, further absorb the noise, rethread second acoustical panel and second amortization are cotton absorbs, whole device has formed a sound-proof structure through multiple amortization, the problem of the unable amortization of fiberboard has been solved, the atress has still been designed and has been cushioned and the shock attenuation, the protection to the fiberboard has been formed, the fiberboard plate body fracture has been prevented and the damage is caused.

Description

Sound-insulation medium-density fiberboard

Technical Field

The utility model relates to a fibreboard technical field specifically is a density fibreboard gives sound insulation.

Background

The fiber board has a wide application range, and can be used in the fields of buildings, furniture manufacturing, ships, airplanes and the like instead of general boards, such as wall boards, floors, cement formworks, ceilings, hollow door panels, furniture boards and the like, however, the fiber board does not have a sound attenuation structure, so that the fiber board has almost no sound insulation effect when being used as a board layer, and the fiber board is easy to crack and damage the board body when being subjected to external force, so that a sound insulation medium density fiber board is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a density fiberboard gives sound insulation to the fiberboard who proposes in solving above-mentioned background art does not possess the amortization structure, leads to the fiberboard to have syllable-dividing effect hardly when doing the sheet layer, and the fiberboard when suffering external force, causes the plate body fracture very easily and causes the problem of damage.

In order to achieve the above object, the utility model provides a following technical scheme: a sound insulation medium density fiberboard comprises a first fiberboard and a second fiberboard, wherein first silencing cotton is fixedly glued at the upper end of the first fiberboard, a first silencing board is fixedly arranged at the upper end of the first silencing cotton, an outer side protection board is fixedly connected to the top end of the first silencing board, first fixed blocks are fixedly mounted at two sides of the bottom end of the first fiberboard, damping rods are fixedly welded at the bottom ends of the two groups of first fixed blocks, damping springs are fixedly sleeved outside the damping rods, second fixed blocks are fixedly welded at the bottom ends of the damping rods, second fiberboards are fixedly welded at the bottoms of the two groups of second fixed blocks, the first fiberboard and the second fiberboards are fixedly connected through rubber damping pads, a second silencing board is fixedly welded at the bottom end of the second fiberboards, and second silencing cotton is fixedly glued at the bottom of the second silencing board, the bottom of the second silencing cotton is fixedly connected with an inner side protection plate.

Preferably, the inside left ends of the outside protection plate and the first sound-absorbing plate are both provided with a first fixing groove, the inside left ends of the inside protection plate and the second sound-absorbing plate are both provided with a second fixing groove, and fixing bolt rods are inserted into the inside of the first fixing groove and the inside of the second fixing groove.

Preferably, the two groups of first fixed blocks and second fixed blocks are located on the left side and the right side of the two groups of rubber shock absorption pads.

Preferably, both sides of the two groups of rubber shock absorption pads are concave.

Preferably, the surfaces of the first sound-absorbing plate and the second sound-absorbing plate are both honeycomb-shaped.

Preferably, a shock absorbing gasket is glued to the top end of the outer protection plate.

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

1. this density fiberboard gives sound insulation is provided with first fibreboard and second fibreboard, when in actual use, after external noise spreads into, come to weaken partial volume through installing the first cellular acoustical panel on first fibreboard, under the cotton effect of first amortization again, further absorb the noise, later, remaining volume is absorbing through second acoustical panel and second amortization cotton, whole device has formed a sound-proof structure through multiple amortization, the problem of the unable amortization of fibreboard has been solved.

2. This density fiberboard gives sound insulation when bearing external force, through a spring buffer structure that two sets of first fixed blocks, shock-absorbing rod, damping spring and the fixed block of second formed, is coordinating the rubber shock pad between two fiberboards, and fine cushions and the shock attenuation with the atress, has formed the protection to the fiberboard, has prevented that the fiberboard plate body from ftractureing and causing the damage.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic top plan sectional view of the structure of the present invention;

fig. 3 is a schematic top view of the first and second muffling plates according to the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a first fiberboard; 2. a shock-absorbing pad; 3. first noise reduction cotton; 4. a first acoustical panel; 5. an outer protection plate; 6. a first fixed block; 7. a shock-absorbing lever; 8. a damping spring; 9. a second fixed block; 10. a second fiberboard; 11. a rubber shock pad; 12. a second acoustical panel; 13. second silencing cotton; 14. an inner side protection plate; 15. a first fixing groove; 16. a second fixing groove; 17. and fixing the bolt rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a sound-insulation medium-density fiberboard comprises a first fiberboard 1 and a second fiberboard 10, wherein first silencing cotton 3 is fixedly glued at the upper end of the first fiberboard 1, a first silencing board 4 is fixedly arranged at the upper end of the first silencing cotton 3, an outer side protection board 5 is fixedly connected to the top end of the first silencing board 4, a damping gasket 2 is glued at the top end of the outer side protection board 5, the damping effect can be effectively achieved, a first fixing groove 15 is formed in the outer side protection board 5 and the left end inside the first silencing board 4, a second fixing groove 16 is formed in the inner side protection board 14 and the left end inside the second silencing board 12, the surfaces of the first silencing board 4 and the second silencing board 12 are both honeycomb-shaped, the better silencing effect is achieved, fixing bolt rods 17 are inserted into the first fixing groove 15 and the second fixing groove 16, and the sound-insulation area can be larger by fixing the boards, the anti-seismic fiber board has the advantages that the effect is better, the first fixing blocks 6 are fixedly installed on two sides of the bottom end of the first fiber board 1, the shock-absorbing rods 7 are fixedly welded at the bottom ends of the two groups of first fixing blocks 6, the shock-absorbing springs 8 are fixedly sleeved outside the shock-absorbing rods 7, the second fixing blocks 9 are fixedly welded at the bottom ends of the shock-absorbing rods 7, the two groups of first fixing blocks 6 and the two groups of second fixing blocks 9 are located on the left side and the right side of the two groups of rubber shock-absorbing pads 11, the fiber board has the anti-seismic effect through the two shock-absorbing structures, the second fiber board 10 is fixedly welded at the bottom of the two groups of second fixing blocks 9, the first fiber board 1 and the second fiber board 10 are fixedly connected through the rubber shock-absorbing pads 11, the two sides of the rubber shock-absorbing pads 11 are both sunken, the fiber board cannot be damaged by force due to shock absorption of the rubber shock-absorbing pads 11, the second sound, the bottom of the second silencing cotton 13 is fixedly connected with an inner side protection plate 14.

The utility model discloses the amortization that first amortization cotton 3 and the cotton 13 of second amortization used is cotton, also called and inhales the sound cotton, is a roll-like/slice material that is formed through multiple technology processing by single or multiple different fibre, the utility model discloses in use be two ingredient amortization cottons.

The utility model discloses shock attenuation pole 7 who uses in is similar to the telescopic link, shock attenuation pole 7 specifically comprises fixed loop bar and carriage release lever, the top at second fixed block 9 is fixed to fixed loop bar, the inside of establishing at fixed loop bar is inserted to the carriage release lever, the bottom at first fixed block 6 is fixed on the top of carriage release lever, damping spring 8 is fixed in the outside at shock attenuation pole 7, wherein damping spring 8's top is fixed in the bottom of first fixed block 6, damping spring 8's bottom mounting is on the top of second fixed block 9, shock attenuation pole 7 and outside damping spring 8 combined action this moment, thereby play the cushioning effect.

The working principle is as follows: this density fiberboard in giving sound insulation when the in-service use, at first external noise spreads into afterwards, through installing on first fiberboard 1 honeycomb first acoustical panel 4 and coming to weaken partial volume, under the cotton effect of 3 of first amortization again, further absorb the noise, afterwards, remaining volume is absorbing through second acoustical panel 12 and second amortization cotton 13, whole device has formed a sound-proof structure through multiple amortization, has solved the unable amortization's of fiberboard problem.

This density fiberboard gives sound insulation when bearing external force, through a spring buffer structure that two sets of first fixed blocks 6, shock-absorbing rod 7, damping spring 8 and second fixed block 9 formed, the rubber shock pad 11 between two fiberboards is being cooperated, fine cushions and the shock attenuation with the atress, has formed the protection to the fiberboard, has prevented the fiberboard plate body fracture and has caused the damage operation to this end.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An acoustic medium density fiberboard comprising a first fiberboard (1) and a second fiberboard (10), characterized in that: the damping device is characterized in that first silencing cotton (3) is fixedly adhered to the upper end of a first fiber board (1), a first silencing board (4) is fixedly arranged on the upper end of the first silencing cotton (3), an outer side protection plate (5) is fixedly connected to the top end of the first silencing board (4), first fixing blocks (6) are fixedly arranged on two sides of the bottom end of the first fiber board (1), damping rods (7) are fixedly welded to the bottom ends of the first fixing blocks (6), damping springs (8) are fixedly sleeved on the outer portions of the damping rods (7), second fixing blocks (9) are fixedly welded to the bottom ends of the damping rods (7), second fiber boards (10) are fixedly welded to the bottoms of the second fixing blocks (9), the first fiber board (1) and the second fiber boards (10) are fixedly connected through rubber damping pads (11), and second silencing boards (12) are fixedly welded to the bottom ends of the second fiber boards (10), and second silencing cotton (13) is fixedly glued to the bottom of the second silencing plate (12), and an inner side protection plate (14) is fixedly connected to the bottom of the second silencing cotton (13).

2. A sound insulating medium density fiberboard of claim 1, wherein: the inside left ends of the outer side protection plate (5) and the first sound-absorbing plate (4) are provided with first fixing grooves (15), the inside left ends of the inner side protection plate (14) and the second sound-absorbing plate (12) are provided with second fixing grooves (16), and fixing bolt rods (17) are inserted into the first fixing grooves (15) and the second fixing grooves (16).

3. A sound insulating medium density fiberboard of claim 1, wherein: the two groups of first fixing blocks (6) and second fixing blocks (9) are located on the left side and the right side of the two groups of rubber shock absorption pads (11).

4. A sound insulating medium density fiberboard of claim 1, wherein: two sides of the two groups of rubber shock absorption pads (11) are both concave.

5. A sound insulating medium density fiberboard of claim 1, wherein: the surfaces of the first sound-absorbing plate (4) and the second sound-absorbing plate (12) are both honeycomb-shaped.

6. A sound insulating medium density fiberboard of claim 1, wherein: and a damping gasket (2) is glued to the top end of the outer side protection plate (5).