CN206789293U - A kind of high ventilation rate array type silencer - Google Patents
A kind of high ventilation rate array type silencer Download PDFInfo
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- CN206789293U CN206789293U CN201720502818.2U CN201720502818U CN206789293U CN 206789293 U CN206789293 U CN 206789293U CN 201720502818 U CN201720502818 U CN 201720502818U CN 206789293 U CN206789293 U CN 206789293U
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- silencer
- sound absorber
- main frame
- sound
- array type
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Abstract
The utility model discloses a kind of high ventilation rate array type silencer, including silencer main frame, sound absorption body support frame, sound absorber, screw and water conservancy diversion cover plate, the silencer main frame is internally provided with sound absorption body support frame, and the side of sound absorption body support frame is provided with sound absorber inside silencer main frame, screw is provided between the silencer main frame and sound absorber, one end of the sound absorber is provided with water conservancy diversion cover plate.The utility model is scientific and reasonable for structure, it is safe and convenient to use, the sound absorber of the silencer is compared with the solid sound absorber of existing entity, sound absorbent surface product is big, acoustical absorptivity is good, excellent noise reduction effect, air-flow windage is small, the pressure loss is also reduced, reduce by air flow and caused secondary noise, reach more preferable noise reduction, silencer main frame uses the component that rectangular tube is welded, whole matrix form silencer can resolve into sound absorber module small one by one and installation main frame part, be readily transported and construction and installation.
Description
Technical field
Array type silencer technical field is the utility model is related to, specially a kind of high ventilation rate array type silencer.
Background technology
In man-made noise improvement, the sound absorption of noise reduction generally use, the mode silencer eliminated the noise, insulated against sound are to prevent sound transmission
And a kind of device for allowing air-flow to pass through, it is the novel product for eliminating air power noise, the noise reduction of different silencers is former
Reason is different, and conventional noise elimination technique has impedance noise elimination, consume type are eliminated the noise, diffusion is eliminated the noise etc..
But silencer in the market is not only complicated, and function is single, the noise elimination in common large-scale air channel
Device uses strip-type silencer more, and acoustic wave filter structure processing is simple, but has that noise reduction is undesirable, gas-flow resistance is big, volume
Greatly, the characteristics of transport installation is inconvenient, existing matrix form silencer noise elimination post is mostly entity solid state, it is desirable to increase sound absorption
Face will lose ventilation section.
Utility model content
The utility model provides a kind of high ventilation rate array type silencer, can effectively solve to propose in above-mentioned background technology
The silencer in common large-scale air channel uses strip-type silencer more, and acoustic wave filter structure processing is simple, but noise reduction be present not
Ideal, gas-flow resistance is big, volume is big, the characteristics of inconvenient is installed in transport, and existing matrix form silencer noise elimination post is mostly entity
Solid state, it is desirable to increase the problem of sound absorption face will lose ventilation section.
To achieve the above object, the utility model provides following technical scheme：A kind of high ventilation rate array type silencer, bag
Silencer main frame, sound absorption body support frame, sound absorber, screw and water conservancy diversion cover plate, the silencer main frame is included to be internally provided with
Absorb sound body support frame, and the side of sound absorption body support frame is provided with sound absorber, the silencer master inside silencer main frame
Screw is provided between framework and sound absorber, one end of the sound absorber is provided with water conservancy diversion cover plate.
Preferably, the silencer main frame is screwed with sound absorber is connected.
Preferably, the sound absorber is loop configuration, and sound absorber arrangement mode is using vertical and horizontal equidistant spread configuration.
Preferably, the silencer main frame is the component that a kind of rectangular tube material is welded, and silencer main frame
Between be provided with obturator, outside installation galvanized sheet.
Preferably, the internal layer of the sound absorber and outer layer are punched-plate, and internal layer and outer layer punched-plate are handed over by seaming
Connect.
Compared with prior art, the beneficial effects of the utility model：The utility model is scientific and reasonable for structure, side safe to use
Just, the sound absorber of the silencer is ring-like under the equal sectional dimension specification of silencer compared with the solid sound absorber of existing entity
The absorption area of the array type silencer of sound absorber manufacture is big compared with the absorption area that solid plain sound absorber manufactures, unit section
Sound absorbent surface product is big, and absorption area is also big, and acoustical absorptivity, noise reduction is also better, in terms of air quantity, ring-like suction by contrast
The ventilation section area of the matrix form silencer of sound body manufacture is big compared with the silencer area of section that solid plain sound absorber manufactures, therefore
Air-flow windage is small, and the pressure loss is also reduced, and reduces by air flow and caused secondary noise, reaches more preferable noise reduction,
Silencer main frame uses the component that rectangular tube is welded, and whole matrix form silencer can resolve into sound absorption small one by one
Module and installation main frame part, are readily transported and construction and installation.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.
In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is side view of the present utility model；
Fig. 3 is the structural representation of the utility model water conservancy diversion cover plate；
Label in figure：1st, silencer main frame；2nd, absorb sound body support frame；3rd, sound absorber；4th, screw；5th, water conservancy diversion cover plate.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment：As Figure 1-3, the utility model provides a kind of technical scheme, and a kind of high ventilation rate array type is eliminated the noise
Device, including silencer main frame 1, sound absorption body support frame 2, sound absorber 3, screw 4 and water conservancy diversion cover plate 5, silencer main frame 1 it is interior
Portion is provided with sound absorption body support frame 2, and the inside of silencer main frame 1 is provided with sound absorber 3 close to the side of sound absorption body support frame 2,
Screw 4 is provided between silencer main frame 1 and sound absorber 3, one end of sound absorber 3 is provided with water conservancy diversion cover plate 5.
In order to which sound absorber 3 to be fixed on to the inside of silencer main frame 1, in the present embodiment, it is preferred that silencer main frame
1 is fixedly connected with sound absorber 3 by screw 4.
In order to improve the acoustically effective of silencer and drafting efficiency, in the present embodiment, it is preferred that sound absorber 3 is ring junction
Structure, and the arrangement mode of sound absorber 3 is using vertical and horizontal equidistant spread configuration.
In order to realize the characteristics of being readily transported and being easily installed, in the present embodiment, it is preferred that silencer main frame 1 is one
The component that kind rectangular tube material is welded, and obturator is provided between silencer main frame 1, outside installation galvanized sheet.
In order to realize that absorption area is big, acoustical absorptivity is good, and noise reduction is better, in the present embodiment, it is preferred that sound absorber 3
Internal layer and outer layer be punched-plate, internal layer and outer layer punched-plate are joined by seaming.
Operation principle and process for using of the present utility model：This practical silencer is by silencer main frame 1, blade support 2
With sound absorber 3, it is completed by screw 4, is provided with sound absorber 3 in this practical silencer main frame 1, the sound absorber 3 is ring
Shape, the both ends of sound absorber 3 are water conservancy diversion cover plate 5, are provided with sound-absorbing material in sound absorber 3, the axis of sound absorber 3 is parallel along airflow direction
Arrangement, sound absorber 3 are fixed in silencer main frame 1 by screw 4, and the air intake of sound absorber 3 is provided with circular arc kuppe 5, are risen
To the purpose for reducing windage, sound absorber 3 is provided with perforated plate along sound absorption body support frame 2 surface, and the arrangement mode of sound absorber 3 is using vertical and horizontal
Equidistantly arrangement, keep gap spacing uniform, the internal layer of sound absorber 3, outer layer are punched-plate, the ectonexine punching of sound absorber 3
Plate is joined by seaming, and outer surface transition smoothness is mellow and full, and without sharp turning, inside plus annular keel, length of interval are
300mm-3000mm, sectional dimension 200*200 ~ 600*600, sound absorber 3 and the solid sound absorber of existing entity of the silencer
Compare, under the equal sectional dimension specification of silencer, the absorption area for the array type silencer that ring-like sound absorber 3 manufactures is more common
The absorption area of solid sound absorber manufacture is big, and the sound absorbent surface product of unit section is big, and absorption area is also big, acoustical absorptivity,
Noise reduction is also better, in terms of air quantity, by contrast the ventilation section area for the matrix form silencer that ring-like sound absorber 3 manufactures compared with
The silencer area of section of solid plain sound absorber manufacture is big, therefore air-flow windage is small, and the pressure loss is also reduced, and is reduced by air
Flowing and caused secondary noise, reach more preferable noise reduction, silencer main frame 1 uses the component that rectangular tube is welded,
Obturator is provided between silencer main frame 1, obturator uses component made of the super glass wool of glass fabric parcel,
Outside installation galvanized sheet, its internal layer sound absorption face welding perforation web plate, the air inlet and air outlet of silencer main frame 1 are welded with square
The support steel skeleton that shape Guan Wei is represented, whole silencer can resolve into the module of sound absorber 3 small one by one and installation main frame
Part, is readily transported and construction and installation.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this reality
With new, although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., all should
Within the scope of protection of the utility model.
Claims (5)
1. a kind of high ventilation rate array type silencer, including silencer main frame（1）, sound absorption body support frame（2）, sound absorber（3）、
Screw（4）With water conservancy diversion cover plate（5）, it is characterised in that：The silencer main frame（1）Be internally provided with sound absorption body support frame
（2）, and silencer main frame（1）Internal close sound absorption body support frame（2）Side be provided with sound absorber（3）, the silencer master
Framework（1）With sound absorber（3）Between be provided with screw（4）, the sound absorber（3）One end be provided with water conservancy diversion cover plate（5）.
A kind of 2. high ventilation rate array type silencer according to claim 1, it is characterised in that：The silencer main frame
（1）With sound absorber（3）Pass through screw（4）It is fixedly connected.
A kind of 3. high ventilation rate array type silencer according to claim 1, it is characterised in that：The sound absorber（3）For
Loop configuration, and sound absorber（3）Arrangement mode is using vertical and horizontal equidistant spread configuration.
A kind of 4. high ventilation rate array type silencer according to claim 1, it is characterised in that：The silencer main frame
（1）It is the component that a kind of rectangular tube material is welded, and silencer main frame（1）Between be provided with obturator, outside installation
Galvanized sheet.
A kind of 5. high ventilation rate array type silencer according to claim 1, it is characterised in that：The sound absorber（3）'s
Internal layer and outer layer are punched-plate, and internal layer and outer layer punched-plate are joined by seaming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502818.2U CN206789293U (en) | 2017-05-08 | 2017-05-08 | A kind of high ventilation rate array type silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502818.2U CN206789293U (en) | 2017-05-08 | 2017-05-08 | A kind of high ventilation rate array type silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206789293U true CN206789293U (en) | 2017-12-22 |
Family
ID=60710952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720502818.2U Active CN206789293U (en) | 2017-05-08 | 2017-05-08 | A kind of high ventilation rate array type silencer |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039167A (en) * | 2018-01-16 | 2018-05-15 | 江苏华东正大空调设备有限公司 | A kind of array type silencer and its processing method |
| CN109780711A (en) * | 2019-02-28 | 2019-05-21 | 深圳中雅机电实业有限公司 | The mounting structure of array type silencer and its sound absorber |
| CN109949788A (en) * | 2019-04-01 | 2019-06-28 | 广东览讯科技开发有限公司 | A kind of matrix form high efficiency silencer |
-
2017
- 2017-05-08 CN CN201720502818.2U patent/CN206789293U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108039167A (en) * | 2018-01-16 | 2018-05-15 | 江苏华东正大空调设备有限公司 | A kind of array type silencer and its processing method |
| CN109780711A (en) * | 2019-02-28 | 2019-05-21 | 深圳中雅机电实业有限公司 | The mounting structure of array type silencer and its sound absorber |
| CN109949788A (en) * | 2019-04-01 | 2019-06-28 | 广东览讯科技开发有限公司 | A kind of matrix form high efficiency silencer |
| CN109949788B (en) * | 2019-04-01 | 2024-02-02 | 广东览讯科技开发有限公司 | Matrix type efficient muffler |
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