CN212453143U

CN212453143U - Acoustic baffle structure of multilayer secondary sound well

Info

Publication number: CN212453143U
Application number: CN202020753136.0U
Authority: CN
Inventors: 李曙; 钟道鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-02-02
Anticipated expiration: 2030-05-09

Abstract

The utility model discloses a noise damping plate structure of multilayer infrasound well, including superficial layer and fastening screw, the bottom outer wall of superficial layer links up there is the intermediate level, and the middle part in intermediate level has seted up the bleeder vent, the bottom outer wall in intermediate level is provided with the bottom surface layer, protection machanism is installed to the right side outer wall of superficial layer, and the left side outer wall arrangement of superficial layer has spacing frame. This noise elimination plate structure of multilayer infrasound well is through the setting of spacing framework, can link up the sponge layer mutually with interior surface course and protect, thereby avoid inside to receive the influence of construction to appear damaging, the inside sponge layer and the water-absorbing resin layer of spacing framework, can make superficial layer and bottom surface layer when meetting humid weather or touch water, can play certain adsorption, collect the inside of interior surface course with better the concentration of water, keep the aridity of superficial layer, avoid influencing the result of use and the life of noise elimination plate because of moisture.

Description

Acoustic baffle structure of multilayer secondary sound well

Technical Field

The utility model relates to an anechoic plate device technical field specifically is an anechoic plate structure of multilayer infrasound well.

Background

Along with the improvement of living standard and the enhancement of environmental protection consciousness, the noise problem is more and more concerned by people, because the noise generated during working greatly influences the normal working requirement of people,

make the anechoic plate produce because of people's demand, nevertheless can be effectual adsorb and degrade sound through the anechoic plate to this makes the noise can effectual reduction and reduction.

At present, room design of all residential houses often does not have consideration of acoustic noise elimination and noise resistance due to practical requirements, but professional sound insulation and noise elimination designs are not beneficial to application at many times: the sound-deadening plate structure of the multilayer secondary sound well has the advantages that the sound insulation and noise elimination of the indoor and outdoor sound wells are extremely difficult to take into consideration of all aspects, and therefore the sound-deadening plate structure of the multilayer secondary sound well is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noise elimination plate structure of multiple-level sound well to solve the room design of all present residential houses that propose in the above-mentioned background art, because practical needs, often do not design the consideration of acoustics noise elimination noise immunity, but the design of the sound insulation noise elimination of specialty can be unfavorable for the application when many: the sound insulation and noise elimination of the indoor and outdoor components are difficult to realize in all aspects.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a noise damping plate structure of multilayer infrasound well, includes superficial layer and fastening screw, the bottom outer wall of superficial layer links up has the intermediate level, and the middle part in intermediate level has seted up the bleeder vent, the bottom outer wall in intermediate level is provided with the bottom surface layer, protection machanism is installed to the right side outer wall of superficial layer, and the left side outer wall arrangement of superficial layer has spacing frame, the inner wall right side of spacing frame bonds and is equipped with the damping sponge layer, and the fastening screw wears to locate the top middle part of spacing frame.

Preferably, the protection machanism includes spacing framework, sponge layer, absorbent resin layer, interior surface course, holds post and bracing piece, and the inner wall right side of spacing framework is provided with the sponge layer, the left side outer wall on sponge layer links up absorbent resin layer, and absorbent resin layer's left side outer wall settles and have interior surface course, the top outer wall of spacing framework is fixed with accepts the post, and the left side middle part of accepting the post settles and have the bracing piece.

Preferably, the supporting columns are symmetrically distributed about the transverse central axis of the outer wall of the limiting frame body, and the supporting columns, the supporting rods and the limiting frame body are of a welding integrated structure.

Preferably, be closely laminated between the left side outer wall on sponge layer and the right side outer wall on water-absorbent resin layer, and communicate each other between sponge layer, the water-absorbent resin layer and the interior surface course.

Preferably, the outer wall of the surface layer is of a rectangular structure, the surface layer, the middle layer and the bottom layer are tightly attached to each other, and the middle part of the middle layer is of a hollow structure.

Preferably, the damping sponge layer is tightly attached to the right side of the inner wall of the limiting frame, and the fastening screws are symmetrically distributed about the transverse central axis of the inner wall of the limiting frame.

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

1. this noise elimination plate structure of multilayer infrasound well is through the setting of spacing framework, can link up the sponge layer mutually with interior surface course and protect, thereby avoid inside to receive the influence of construction to appear damaging, the inside sponge layer and the water-absorbing resin layer of spacing framework, can make superficial layer and bottom surface layer when meetting humid weather or touch water, can play certain adsorption, collect the inside of interior surface course with better the concentration of water, keep the aridity of superficial layer, avoid influencing the result of use and the life of noise elimination plate because of moisture.

2. The surface layer and the bottom layer of the sound-absorbing plate structure of the multilayer secondary sound well surround and cover the middle layer, the surface layer adopts the nano-coated breathable cloth material to change the front part resistance condition of sound vibration, when the sound vibration passes through the nano-coated breathable cloth material, the balanced resistance state is formed due to the characteristics of the nano-coated breathable cloth material, a specific frequency sound-absorbing well is formed through the air holes of the middle layer and the space formed by the back and the bottom layer, after the breathable cloth of the layer of nano material is added, the level of an sound well absorption meter is easily achieved due to the balanced resistance characteristic, the sound well absorption modules with different frequencies formed by the multiple types form the whole sound-absorbing plate, a certain broadband sound-absorbing structure is fully covered, the sound well absorption plates with different frequency bands can easily form the sound-absorbing whole effect of the sound well with a wider frequency band, and the sound-absorbing plate can be pasted by one or more wall surfaces, thus also producing a good sound damping effect.

3. This noise elimination plate structure of multilayer infrasound well passes through the setting on damping sponge layer, can prevent because of the external factor condition that becomes flexible and drop appears when a basic unit splices mutually with another basic unit, fixes adjacent basic unit block through fastening screw simultaneously, has improved the stability and the security of this noise elimination plate.

Drawings

FIG. 1 is a schematic view of the basic unit structure of the present invention;

FIG. 2 is a schematic perspective view of the foundation unit of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the foundation unit assembly of the present invention;

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

In the figure: 1. a surface layer; 2. an intermediate layer; 3. a protection mechanism; 301. a limiting frame body; 302. a sponge layer; 303. a water-absorbent resin layer; 304. an inner layer; 305. a support post; 306. a support bar; 4. air holes are formed; 5. a bottom surface layer; 6. a limiting frame; 7. a shock absorbing sponge layer; 8. and (5) fastening the screw.

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 a technical solution: a sound-absorbing plate structure of a multilayer infrasound well comprises a surface layer 1, an intermediate layer 2, a protection mechanism 3, a limiting frame body 301, a sponge layer 302, a water-absorbing resin layer 303, an inner surface layer 304, a bearing column 305, a support rod 306, air holes 4, a bottom surface layer 5, a limiting frame 6, a damping sponge layer 7 and fastening screws 8, wherein the intermediate layer 2 is connected to the outer wall of the bottom end of the surface layer 1, the air holes 4 are formed in the middle of the intermediate layer 2, the bottom surface layer 5 is arranged on the outer wall of the bottom end of the intermediate layer 2, the protection mechanism 3 is installed on the outer wall of the right side of the surface layer 1, the limiting frame 6 is arranged on the outer wall of the left side of the surface layer 1, the damping sponge layer 7 is bonded to the right side of the inner wall of the limiting frame 6, the fastening screws 8 penetrate through the middle of the top end of the limiting frame, a sponge layer 302 is arranged on the right side of the inner wall of the limiting frame body 301, a water absorbent resin layer 303 is connected with the outer wall of the left side of the sponge layer 302, an inner surface layer 304 is arranged on the outer wall of the left side of the water absorbent resin layer 303, a bearing column 305 is fixed on the outer wall of the top end of the limiting frame body 301, a support rod 306 is arranged in the middle of the left side of the bearing column 305, the bearing columns 305 are symmetrically distributed about the transverse central axis of the outer wall of the limiting frame body 301, the bearing column 305, the support rod 306 and the limiting frame body 301 are of a welding integrated structure, the outer wall of the left side of the sponge layer 302 is tightly attached to the outer wall of the right side of the water absorbent resin layer 303, the sponge layer 302, the water absorbent resin layer 303 and the inner surface layer 304 are communicated with each other, the sponge layer 302, the water absorbent resin layer 303 and the inner surface layer 304 can be connected and protected by the arrangement of, the surface layer 1 and the bottom layer 5 can play a certain role of adsorption when meeting humid weather or touching water, so that water can be better collected into the inner surface layer 304 in a centralized manner, the dryness of the surface layer 1 is kept, and the influence of moisture on the use effect and the service life of the sound-absorbing board is avoided;

the outer wall of the surface layer 1 is in a rectangular structure, the surface layer 1, the middle layer 2 and the bottom layer 5 are tightly attached, the middle part of the middle layer 2 is in a hollow structure, the surface layer 1 and the bottom layer 5 surround and cover the middle layer 2, the surface layer 1 adopts a nano-coated breathable cloth material to change the front part resistance condition of sound vibration, when the sound vibration passes through the nano-coated breathable cloth material, a balanced resistance state is formed due to the characteristics of the nano-coated breathable cloth material, a specific frequency sound absorption well is formed by the breathable holes 4 of the middle layer 2 and the space formed by the back of the breathable holes and the bottom layer 5, after the breathable cloth of the nano-coated cloth material is added, the sound well absorption meter level is easy to achieve due to the balanced resistance characteristic, and the sound absorption well absorption plate is formed by the various different frequency sound absorption well modules, and a certain broadband sound well absorption structure is fully covered, the sound well absorption board of a plurality of different frequency channels can constitute the sound well absorption bulk effect of broad frequency channel more easily, paste the dress through one or more wall, consequently, also produce good noise elimination effect, damping sponge layer 7 closely laminates in spacing frame 6's inner wall right side, and fastening screw 8 is the symmetric distribution about spacing frame 6's the horizontal axis of inner wall, setting through damping sponge layer 7, can be when a basic unit splices mutually with another basic unit, prevent the condition that becomes flexible and drop because of external factor appears, fix adjacent basic unit block through fastening screw 8 simultaneously, the stability and the security of this noise elimination board have been improved.

The working principle is as follows: for the sound absorbing plate structure of the multi-layer secondary sound well, firstly, the middle part of the middle layer 2 is provided with the vent hole 4, the middle layer 2 is wrapped and covered by the surface layer 1 and the bottom layer 5, meanwhile, the surface layer 1 adopts the nano-coated breathable cloth material, the front part resistance condition of sound vibration can be changed, when the sound vibration passes through the nano-coated breathable cloth material, the balanced resistance state is formed due to the characteristics of the nano-coated breathable cloth material, the specific frequency sound absorbing well is formed by the vent hole 4 of the middle layer 2 and the space formed by the back and the bottom layer 5, after the breathable cloth of the layer of nano material is added, the sound well absorption meter level is easily achieved due to the balanced resistance characteristic, and the sound absorbing well modules with different frequencies formed by the plurality of types form the whole sound well broadband absorbing plate, the sound absorbing plate with a certain sound well absorbing structure is fully covered, the sound absorbing plates with a plurality of different frequency bands can easily form the sound well absorbing whole effect with a wider frequency band, and through different volumes between the middle layer 2 and the bottom layer 5 and different through hole diameters of the air holes 4, sound well absorption blocks with various frequencies are formed, large modular standard components absorbed by sound wells with various frequency widths can be formed, then the limiting frame body 301 and the surface layer 1 are mutually fixed, the sponge layer 302 in the limiting frame body 301 is mutually matched with the water-absorbing resin layer 303, so that the surface layer 1 and the bottom layer 5 can play a certain adsorption role when meeting humid weather or touching water, the water is better collected in the inner surface layer 304 in a centralized manner, the dryness of the surface layer 1 is kept, the use effect and the service life of the sound-absorbing plate are prevented from being influenced by moisture, then the damping sponge layer 7 is arranged, when one basic unit is spliced with another basic unit, the situation that the sound-absorbing plate loosens and falls off due to external factors is prevented, and meanwhile, the adjacent basic units are clamped and fixed through the fastening screws 8, the stability and the safety of the silencing plate are improved, the structure is not only suitable for the surface layer 1 in a rectangular structure, but also suitable for the surface layer 1 in any shape, and the silencing plate can be formed by the structure of vegetables.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A noise damping plate structure of a multiple-layer secondary sound well comprises a surface layer (1) and a fastening screw (8), and is characterized in that: the bottom outer wall of superficial layer (1) links up and has had intermediate level (2), and bleeder vent (4) have been seted up at the middle part of intermediate level (2), the bottom outer wall of intermediate level (2) is provided with bottom surface layer (5), protection machanism (3) are installed to the right side outer wall of superficial layer (1), and the left side outer wall arrangement of superficial layer (1) has spacing frame (6), the inner wall right side bonding of spacing frame (6) has damping sponge layer (7), and fastening screw (8) wear to locate the top middle part of spacing frame (6).

2. The muffler plate structure of a multiple-layer subsonic well according to claim 1, characterized in that: protection machanism (3) are including spacing framework (301), sponge layer (302), absorbent resin layer (303), interior surface course (304), accept post (305) and bracing piece (306), and the inner wall right side of spacing framework (301) is provided with sponge layer (302), the left side outer wall of sponge layer (302) links up absorbent resin layer (303), and the left side outer wall of absorbent resin layer (303) settles interior surface course (304), the top outer wall of spacing framework (301) is fixed with and holds post (305), and holds the left side middle part of post (305) and settle bracing piece (306).

3. The muffler plate structure of a multiple-story sound well as claimed in claim 2, wherein: the bearing column (305) is symmetrically distributed about the transverse central axis of the outer wall of the limiting frame body (301), and the bearing column (305), the supporting rod (306) and the limiting frame body (301) are of a welding integrated structure.

4. The muffler plate structure of a multiple-story sound well as claimed in claim 2, wherein: the sponge layer (302) is tightly attached to the outer wall of the left side of the sponge layer (302) and the outer wall of the right side of the water-absorbent resin layer (303), and the sponge layer (302), the water-absorbent resin layer (303) and the inner surface layer (304) are communicated with each other.

5. The muffler plate structure of a multiple-layer subsonic well according to claim 1, characterized in that: the outer wall of the surface layer (1) is of a rectangular structure, the surface layer (1), the middle layer (2) and the bottom layer (5) are tightly attached, and the middle part of the middle layer (2) is of a hollow structure.

6. The muffler plate structure of a multiple-layer subsonic well according to claim 1, characterized in that: the damping sponge layer (7) is tightly attached to the right side of the inner wall of the limiting frame (6), and the fastening screws (8) are symmetrically distributed about the transverse central axis of the inner wall of the limiting frame (6).