CN218462439U - But noise reduction type amortization combined plywood - Google Patents

Abstract

The utility model discloses a but noise reduction type amortization combined plywood, concretely relates to plywood technical field, including the plywood, the plywood is by bottom-up including floor layer, first enhancement layer, syllable-dividing core plate layer, second enhancement layer and panel layer in proper order, panel in situ portion is provided with inhales the sound filling layer, it is provided with sealed fixed plate to inhale the sound filling layer top, the core in situ portion that gives sound insulation is provided with sound insulation baffle, sound insulation core in situ portion is close to the sound insulation baffle bottom and has seted up the vacuum cavity, sound insulation core in situ portion is close to the vacuum cavity bottom and is provided with sound insulation filling layer. The utility model discloses an it is effective to carry out first heavy isolated to sound to inhale the sound filling layer at panel in situ portion, through the further amortization of baffle and vacuum cavity that gives sound insulation, through the further sound conduction effect that reduces of filling layer that gives sound insulation to make the noise cancelling effect of making an uproar of falling of whole plywood strengthen greatly, improve the sound insulation performance of plywood.

Description

But noise reduction type amortization combined plywood

Technical Field

The utility model relates to a plywood technical field, more specifically say, the utility model relates to a but noise reduction type amortization combined 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 thin wood and then gluing the veneers by using an adhesive, usually odd-number layers of veneers are used, and the fiber directions of the veneers on adjacent layers are mutually vertical to each other to be glued, and the plywood is one of common materials for furniture and one of three large plates of an artificial plate.

According to the patent application No. CN202022214561.5, the plywood comprises a front board, a clamping board and a back board, wherein the clamping board is attached between the front board and the back board, an adhesive layer is arranged between the front board and the clamping board, the adhesive layer is also arranged between the back board and the clamping board, a plurality of glue injection grooves are formed in the clamping board, inserting blocks are arranged in the glue injection grooves, and the inserting blocks and the adhesive layer are integrally formed, so that the effect of improving the stability of the plywood is achieved;

this plywood is in the use, though constitute by polylith panel, but not noise reduction amortization structure, the amortization noise reduction effect of plywood is not good, and the effect that gives sound insulation after the installation is poor, causes user experience to descend.

SUMMERY OF THE UTILITY MODEL

The utility model discloses technical scheme is too single technical problem to prior art solution, provides showing the solution that is different from prior art. In order to overcome the problem defect among the prior art, the utility model provides a but noise reduction type amortization combined plywood to this plywood that proposes in solving above-mentioned background art is in the use, though comprises polylith panel, but does not have noise reduction amortization structure, and the amortization noise reduction effect of plywood is not good, and it is poor to give sound insulation the effect after the installation, causes the problem that user experience descends.

In order to achieve the above object, the utility model provides a following technical scheme: a noise-reduction type combined plywood capable of reducing noise comprises a plywood, wherein the plywood sequentially comprises a bottom plate layer, a first reinforcing layer, a sound insulation core plate layer, a second reinforcing layer and a surface plate layer from bottom to top;

the panel in situ portion is provided with inhales the sound filling layer, it is provided with sealed fixed plate to inhale the sound filling layer top, the inside baffle that gives sound insulation that is provided with of core layer, the inside vacuum cavity of having seted up near baffle bottom that gives sound insulation of core layer, the inside vacuum cavity bottom that is close to of core layer that gives sound insulation is provided with the filling layer that gives sound insulation.

Preferably, the sealing and fixing plate is arranged inside the panel layer, and the bottom panel layer and the first reinforcing layer, the first reinforcing layer and the sound insulation core panel layer, the sound insulation core panel layer and the second reinforcing layer, and the second reinforcing layer are connected with the panel layer through gluing.

Preferably, the base plate layer, the panel layer and the sealing and fixing plate are made of a plurality of wooden veneers through hot-press gluing, the first reinforcing layer and the second reinforcing layer are the same in thickness, and the first reinforcing layer and the second reinforcing layer are made of aluminum alloy materials.

Preferably, the sound absorption filling layer is made of polyester fiber materials, the sound insulation filling layer is made of soundproof cotton materials, and the soundproof baffles are honeycomb-shaped.

Preferably, the bottom surface of one side of the plywood is provided with a clamping groove, the other side of the plywood is provided with a connecting clamping plate, the top surface of the connecting clamping plate is provided with a threaded hole, the cross section of the connecting clamping plate is L-shaped, and the clamping groove is movably clamped with the connecting clamping plate.

Preferably, the plywood top surface has seted up the standing groove, the inside knob that is provided with of standing groove, the knob bottom is provided with the threaded rod, inside the plywood was run through and extended to the draw-in groove in the threaded rod bottom, threaded connection between threaded rod and the screw hole.

The utility model discloses a technological effect and advantage:

1. the sound insulation is carried out through the sound absorption filling layer made of the polyester fiber material, the sound is weakened, the sound transmission is further reduced through the honeycomb sound insulation baffle, the vacuum cavity at the bottom of the sound insulation baffle is vacuum, meanwhile, the sound transmission is carried out through air, the noise can be effectively isolated through the vacuum cavity, the sound insulation filling layer made of soundproof cotton materials is used for further improving the sound attenuation effect, and therefore the noise reduction and sound attenuation effects of the plywood are improved;

2. through going into the connection cardboard of another plywood bottom surface with the connection cardboard card of a plywood one side, through rotatory knob, and then make the knob drive the threaded rod rotatory to make the threaded rod twist in the screw hole, thereby make two plywood connect inseparabler, be convenient for splice the combination to the plywood, easy operation is convenient, improves concatenation combination efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the structure diagram of the joint between the connection clamp plate and the clamping groove of the present invention.

Fig. 3 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the connection clip of the present invention.

The reference signs are: 1. plywood; 2. a floor layer; 3. a first reinforcing layer; 4. a sound-insulating core layer; 5. a second reinforcing layer; 6. a panel layer; 7. a sound absorbing filling layer; 8. sealing the fixing plate; 9. a sound insulation baffle; 10. a vacuum chamber; 11. a sound insulation filling layer; 12. a card slot; 13. connecting a clamping plate; 14. a threaded hole; 15. a placement groove; 16. a knob; 17. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

The noise-reducing type silencing combined plywood shown in the attached figures 1-4 comprises a plywood 1, wherein the plywood 1 sequentially comprises a bottom board layer 2, a first reinforcing layer 3, a sound-insulating core board layer 4, a second reinforcing layer 5 and a surface board layer 6 from bottom to top;

the panel layer 6 is inside to be provided with and to inhale sound filling layer 7, inhales the sound 7 top of filling layer and is provided with sealed fixed plate 8, gives sound insulation 4 inside baffle 9 that are provided with of core plate layer, gives sound insulation 4 inside being close to the baffle 9 bottom of giving sound insulation and has seted up vacuum chamber 10, gives sound insulation 4 inside being close to the vacuum chamber 10 bottom and is provided with syllable-dividing filling layer 11.

As shown in the attached drawings 1 and 3, the sealing and fixing plate 8 is arranged inside the panel layer 6, the bottom plate layer 2 and the first reinforcing layer 3, the first reinforcing layer 3 and the sound insulation core plate layer 4, the sound insulation core plate layer 4 and the second reinforcing layer 5 are connected with the panel layer 6 through adhesive bonding, the bottom plate layer 2, the panel layer 6 and the sealing and fixing plate 8 are made of a plurality of wooden single plates through hot-pressing and gluing, the first reinforcing layer 3 and the second reinforcing layer 5 are same in thickness, the first reinforcing layer 3 and the second reinforcing layer 5 are made of aluminum alloy materials, the sound absorption filling layer 7 is made of polyester fiber materials, the sound insulation filling layer 11 is made of sound insulation cotton materials, the sound insulation baffle 9 is cellular, and the sound insulation effect of the plywood 1 is further improved.

As shown in the accompanying drawings 1, 2 and 4, a clamping groove 12 is formed in the bottom surface of one side of a plywood 1, a connecting clamping plate 13 is arranged on the other side of the plywood 1, a threaded hole 14 is formed in the top surface of the connecting clamping plate 13, the cross section of the connecting clamping plate 13 is set to be L-shaped, the clamping groove 12 is movably clamped with the connecting clamping plate 13, a placing groove 15 is formed in the top surface of the plywood 1, a knob 16 is arranged inside the placing groove 15, a threaded rod 17 is arranged at the bottom of the knob 16, the bottom of the threaded rod 17 penetrates through the plywood 1 and extends to the inside of the clamping groove 12, the threaded rod 17 is connected with the threaded hole 14 in a threaded mode, and splicing and assembling among a plurality of veneers 1 are facilitated.

The utility model discloses the theory of operation: the utility model discloses when carrying out noise reduction amortization, at first sound propagation can pass through panel layer 6, through panel layer 6 inside by the sound filling layer 7 that inhales that the polyester fiber material made give sound insulation, weaken sound, sound conduction then is in second enhancement layer 5 and syllable-dividing core plate layer 4, further reduce sound propagation through honeycomb sound baffle 9 inside syllable-dividing core plate layer 4, because vacuum in the vacuum chamber 10 of sound baffle 9 bottom, sound propagation is propagated through the air simultaneously, can isolate the noise effectively through vacuum chamber 10, again through making syllable-dividing cotton material syllable-dividing filling layer 11 further improve the noise cancelling effect, thereby improve the noise reduction and the noise cancelling effect of plywood 1;

when splicing and assembling the plywood 1, the connecting clamping plate 13 on one side of one plywood 1 is inserted into the clamping groove 12 on the bottom surface of the other plywood 1, then the knob 16 inside the rotary placing groove 15 is rotated, so that the knob 16 drives the threaded rod 17 to rotate, and meanwhile, the threaded rod 17 can be screwed into the threaded hole 14 due to the threaded connection between the threaded rod 17 and the threaded hole 14, so that the two plywoods 1 are spliced.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to common designs, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a but noise reduction type amortization combined plywood, includes plywood (1), its characterized in that: the plywood (1) sequentially comprises a bottom board layer (2), a first reinforcing layer (3), a sound insulation core board layer (4), a second reinforcing layer (5) and a surface board layer (6) from bottom to top;

the panel layer (6) is internally provided with a sound absorption filling layer (7), the top of the sound absorption filling layer (7) is provided with a sealing fixing plate (8), a sound insulation baffle (9) is arranged in the sound insulation core plate layer (4), a vacuum cavity (10) is formed in the sound insulation core plate layer (4) and is close to the bottom of the sound insulation baffle (9), and a sound insulation filling layer (11) is arranged in the sound insulation core plate layer (4) and is close to the bottom of the vacuum cavity (10).

2. The plywood combination of claim 1, wherein: sealed fixed plate (8) set up inside panel layer (6), through adhesive connection between base plate layer (2) and first enhancement layer (3), first enhancement layer (3) and syllable-dividing core plate layer (4), syllable-dividing core plate layer (4) and second enhancement layer (5) and panel layer (6).

3. The plywood combination of claim 1, wherein: the bottom plate layer (2), the panel layer (6) and the sealing fixing plate (8) are all made of a plurality of wood single plates through hot-press gluing, the first reinforcing layer (3) and the second reinforcing layer (5) are identical in thickness, and the first reinforcing layer (3) and the second reinforcing layer (5) are made of aluminum alloy materials.

4. The plywood combination of claim 1, wherein: inhale sound filling layer (7) and make by the polyester fiber material, syllable-dividing filling layer (11) are made by the soundproof cotton material, sound-proof baffle (9) are cellular.

5. The plywood combination of claim 1, wherein: plywood (1) one side bottom surface has seted up draw-in groove (12), plywood (1) opposite side is provided with connects cardboard (13), connect cardboard (13) top surface and set up threaded hole (14), connect cardboard (13) cross sectional shape and set up to L shape, activity joint between draw-in groove (12) and the connection cardboard (13).

6. The plywood combination of claim 1, wherein: plywood (1) top surface has seted up standing groove (15), inside knob (16) of being provided with of standing groove (15), knob (16) bottom is provided with threaded rod (17), inside threaded rod (17) bottom runs through plywood (1) and extends to draw-in groove (12), threaded connection between threaded rod (17) and screw hole (14).

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