CN203742717U - Ultrastrong noise silencer - Google Patents
Ultrastrong noise silencer Download PDFInfo
- Publication number
- CN203742717U CN203742717U CN201420081649.6U CN201420081649U CN203742717U CN 203742717 U CN203742717 U CN 203742717U CN 201420081649 U CN201420081649 U CN 201420081649U CN 203742717 U CN203742717 U CN 203742717U
- Authority
- CN
- China
- Prior art keywords
- bloop
- frequency sound
- sound elimination
- frequency
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003584 silencer Effects 0.000 title abstract description 5
- 239000000463 material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- 230000008030 elimination Effects 0.000 abstract 19
- 238000003379 elimination reaction Methods 0.000 abstract 19
- 238000004891 communication Methods 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
An ultrastrong noise silencer comprises a silencer body, wherein a low-frequency sound elimination sheet set, a medium-frequency sound elimination sheet set and a high-frequency sound elimination sheet set are arranged in the silencer body. The low-frequency sound elimination sheet set comprises multiple low-frequency sound elimination sheets, and all the low-frequency sound elimination sheets are arranged at intervals. The medium-frequency sound elimination sheet set is arranged on one side of the low-frequency sound elimination sheet set and comprises multiple medium-frequency sound elimination sheets. Each medium-frequency sound elimination sheet is opposite to a gap formed between the two adjacent low-frequency sound elimination sheets. The high-frequency sound elimination sheet set is arranged on one side of the medium-frequency sound elimination sheet set and comprises multiple high-frequency sound elimination sheets. Each high-frequency sound elimination sheet is opposite to a gap formed between the two adjacent medium-frequency sound elimination sheets. Due to the structural design, the low-frequency sound elimination sheet set, the medium-frequency sound elimination sheet set and the high-frequency sound elimination sheet set all can absorb noise in the ambient environment and flowing gas, the noise at various frequencies can be reduced with a good effect, and the noise reduction effect is improved.
Description
Technical field
The utility model relates to silencer equipment technical field, more particularly, and particularly a kind of superpower sound deadener.
Background technique
Along with social development, fuel oil (gas) boiler has been widely used in industry and civil building heat supply or air feed, produces burning and air power noise when boiler operatiopn, is medium and low frequency characteristic, is a large noise source of disturbing city.
Baffler (Muffler) is to stop sound transmission and a kind of device of allowing air-flow to pass through, is the important measures of eliminating air power noise.Baffler is mounted in the low noise device that falls on the air-flow path of aerodynamic force equipment (as larger equipment of relief opening noise such as blower, air compressor, boiler exhaust mouth, generator, water pumps) or in inlet and exhaust system.
And baffler of the prior art its adopt single material to reduce sound transmission energy, so structural design, the audio frequency of its absorption is comparatively single, erasure effect is poor.
Model utility content
In view of this, the utility model provides a kind of baffler, to address the above problem.
For achieving the above object, the utility model provides following technological scheme:
A kind of superpower sound deadener, includes muffler body,
In described muffler body, be provided with low frequency bloop group, intermediate frequency bloop group, high frequency bloop group;
Described low frequency bloop group includes multiple low frequency bloops, and whole described low frequency bloop intervals arranges;
Described intermediate frequency bloop group is arranged at a side of described low frequency bloop group, and described intermediate frequency bloop group includes multiple intermediate frequency bloops, and the gap having between described intermediate frequency bloop and adjacent two described low frequency bloops is oppositely arranged;
Described high frequency bloop group is arranged at a side of described intermediate frequency bloop group, and described high frequency bloop group includes multiple high frequency bloops, and the gap having between described high frequency bloop and adjacent two described intermediate frequency bloops is oppositely arranged.
Preferably, described muffler body includes two openings that are oppositely arranged, and the gap having between the gap having between the gap having between described low frequency bloop, described high frequency bloop and described intermediate frequency bloop is formed with the air-flow path identical with described opening.
Preferably, on described opening, be provided with the flange for connecting.
Preferably, on the inner surface of described muffler body, be provided with quieter material.
The baffler that the utility model provides, design by said structure, in its main body, be provided with low frequency, intermediate frequency and high frequency bloop group, in each bloop group, can both absorb the noise in surrounding environment and flowing gas, because the utility model is provided with low frequency bloop group, intermediate frequency bloop group, high frequency bloop group, the noise of various frequencies is all had to respond well noise reduction.And, in the utility model, especially the design of bloop group is become and comprises low frequency bloop, intermediate frequency bloop and high frequency bloop, between each bloop, interval arranges, can make the utility model cause resistance being applied to the gas that gas communication pipeline can flow, ensure the patency of airflow.Simultaneously, high frequency bloop group and low frequency bloop group are positioned on same bearing of trend along gas communication direction, intermediate frequency bloop in intermediate frequency bloop group is positioned on same bearing of trend with the gap of low frequency bloop or high frequency bloop, make the S-type structure of the air-flow path for gas communication forming between each bloop, so improve the efficiency that noise absorbs, improved noise reduction.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of baffler in a kind of embodiment of the utility model;
Fig. 2 is the structural representation of baffler in the another kind of embodiment of the utility model;
Fig. 3 is the external structure schematic diagram of baffler in a kind of embodiment of the utility model;
In Fig. 1 to Fig. 3, the corresponding relation of component names and reference character is:
Muffler body 1, low frequency bloop group 2, intermediate frequency bloop group 3, high frequency bloop group 4, flange 5.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1 to Fig. 3, wherein, Fig. 1 is the structural representation of baffler in a kind of embodiment of the utility model; Fig. 2 is the structural representation of baffler in the another kind of embodiment of the utility model; Fig. 3 is the external structure schematic diagram of baffler in a kind of embodiment of the utility model.
The utility model provides a kind of superpower sound deadener, includes muffler body 1, in the utility model, is provided with low frequency bloop group 2, intermediate frequency bloop group 3, high frequency bloop group 4 in muffler body 1; Low frequency bloop group 2 includes multiple low frequency bloops, and whole low frequency bloop intervals arranges; Intermediate frequency bloop group 3 is arranged at a side of low frequency bloop group 2, and intermediate frequency bloop group 3 includes multiple intermediate frequency bloops, and the gap having between intermediate frequency bloop and adjacent two low frequency bloops is oppositely arranged; High frequency bloop group 4 is arranged at a side of intermediate frequency bloop group 3, and high frequency bloop group 4 includes multiple high frequency bloops, and the gap having between high frequency bloop and adjacent two intermediate frequency bloops is oppositely arranged.
In said structure design, in muffler body 1, be provided with low frequency, intermediate frequency and high frequency bloop group 4, in each bloop group, can both absorb the noise in surrounding environment and flowing gas, because the utility model is provided with low frequency bloop group 2, intermediate frequency bloop group 3, high frequency bloop group 4, the noise of various frequencies is all had to respond well noise reduction.And, in the utility model, especially the design of bloop group is become and comprises low frequency bloop, intermediate frequency bloop and high frequency bloop, between each bloop, interval arranges, can make the utility model cause resistance being applied to the gas that gas communication pipeline can flow, ensure the patency of airflow.Simultaneously, high frequency bloop group 4 is positioned on same bearing of trend along gas communication direction with low frequency bloop group 2, intermediate frequency bloop in intermediate frequency bloop group 3 is positioned on same bearing of trend with the gap of low frequency bloop or high frequency bloop, make the S-type structure of the air-flow path for gas communication forming between each bloop, so improve the efficiency that noise absorbs, improved noise reduction.
Based on said structure design, muffler body includes two openings that are oppositely arranged, and the gap having between the gap having between the gap having between low frequency bloop, high frequency bloop and intermediate frequency bloop is formed with the air-flow path identical with opening.
It should be noted that of the present utility model being contemplated that: the bloop that mutually interts and can absorb different frequency noise is set in muffler body, for improving the noise reduction of baffler.Therefore,, in the time that the utility model muffler body is bending head type baffler, its inner bloop arranging is the arcuate structure design identical with the radian of muffler body.
In the above-described embodiments, bloop specifically refers to low frequency bloop, intermediate frequency bloop and high frequency bloop.
In the present embodiment, in order easily the utility model to be arranged in pipeline, on the opening of muffler body, be provided with the flange 5 for connecting.
In order further to improve the assimilation effect of the utility model to noise, on the inner surface of muffler body, be provided with quieter material.
The superpower sound deadener that the utility model provides is mainly used in cooling tower, large-size air conditioning unit, large-scale refrigeration compressor set etc., be characterized in that sound deadening capacity is large, remarkable to large-scale chiller plant silencing noise effect, sound deadening capacity >28dB (A).And drag losses is little, drag losses coefficient≤1, and can use by multi-section serial, the more sound deadening capacities of series connection quantity are larger, are suitable for air quantity 4m
3/ s～189m
3/ s.The superpower sound deadener effective length of all size is 2500mm.
The utility model also provides bend muffler to have the advantages such as sound deadening capacity is large, simple in structure, easy for installation, saving space, is suitable for wind speed 6～10m/s, is suitable for air quantity 300～72000m
3/ h, the air-conditioning duct that bend muffler is widely used in all kinds of civilian and industrial buildings is eliminated the noise, and its acoustic attenuation performance well hinders that to damage coefficient be 1.05.
In ventilation system, often use static pressure box in order to obtain smooth air, static pressure box inwall is installed absorbent treatment, is called Soundproofing static pressure box, and the utility model is regarded Soundproofing static pressure box as building type superpower sound deadener.Soundproofing static pressure box divides 10 kinds of specifications, and length is 1800mm, and interface and boundary dimension also can be manufactured by user's requirement.Sound deadening capacity>=the 7dB (A) of HL-T06 type Soundproofing static pressure box, drag losses is <45Pa in the time of peak rate of flow state, and actual air volume is 2000-60000m
3/ h.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to these embodiments' multiple amendment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. a superpower sound deadener, includes muffler body (1), it is characterized in that,
In described muffler body, be provided with low frequency bloop group (2), intermediate frequency bloop group (3), high frequency bloop group (4);
Described low frequency bloop group includes multiple low frequency bloops, and whole described low frequency bloop intervals arranges;
Described intermediate frequency bloop group is arranged at a side of described low frequency bloop group, and described intermediate frequency bloop group includes multiple intermediate frequency bloops, and the gap having between described intermediate frequency bloop and adjacent two described low frequency bloops is oppositely arranged;
Described high frequency bloop group is arranged at a side of described intermediate frequency bloop group, and described high frequency bloop group includes multiple high frequency bloops, and the gap having between described high frequency bloop and adjacent two described intermediate frequency bloops is oppositely arranged.
2. superpower sound deadener according to claim 1, is characterized in that,
Described muffler body includes two openings that are oppositely arranged, and the gap having between the gap having between the gap having between described low frequency bloop, described high frequency bloop and described intermediate frequency bloop is formed with the air-flow path identical with described opening.
3. superpower sound deadener according to claim 2, is characterized in that,
On described opening, be provided with the flange (5) for connecting.
4. according to the superpower sound deadener described in claims 1 to 3 any one, it is characterized in that,
On the inner surface of described muffler body, be provided with quieter material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081649.6U CN203742717U (en) | 2014-02-26 | 2014-02-26 | Ultrastrong noise silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081649.6U CN203742717U (en) | 2014-02-26 | 2014-02-26 | Ultrastrong noise silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203742717U true CN203742717U (en) | 2014-07-30 |
Family
ID=51342532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420081649.6U Expired - Fee Related CN203742717U (en) | 2014-02-26 | 2014-02-26 | Ultrastrong noise silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203742717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323921A (en) * | 2021-06-04 | 2021-08-31 | 北辰(上海)环境科技有限公司 | Dustproof silencer suitable for cement plant |
-
2014
- 2014-02-26 CN CN201420081649.6U patent/CN203742717U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323921A (en) * | 2021-06-04 | 2021-08-31 | 北辰(上海)环境科技有限公司 | Dustproof silencer suitable for cement plant |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111477205A (en) | A chip muffler | |
| CN204114450U (en) | A kind of grating type pipeline silencer | |
| CN203797910U (en) | Anechoic bend | |
| CN206571748U (en) | A kind of high temperature fire-extinguishing smoke exhausting fan noise reduction box | |
| CN205425339U (en) | Air conditioner duct attenuation system | |
| CN203742717U (en) | Ultrastrong noise silencer | |
| CN204164042U (en) | A kind of air exhausting soundproofing elbow for 35kV transformer chamber | |
| CN207634397U (en) | Ventilation silencer | |
| CN104165256A (en) | Active sound eliminator for ventilation pipeline system | |
| CN206891220U (en) | A kind of large cooling column porting silencing apparatus | |
| CN111022373A (en) | Converter silencing air duct system and method for reducing low-frequency noise | |
| CN210267678U (en) | Silencing air supply device | |
| CN104344151A (en) | High-efficiency silencer | |
| CN103727075A (en) | Modular blocking, resisting and compensation composite silencer | |
| CN209604328U (en) | A kind of spiral silencing apparatus configured on strong noise equipment ventilation shaft | |
| CN205403535U (en) | A combination formula piece formula noise eliminator for machine power cooling tower | |
| CN203730415U (en) | Blower tapered diffuser silencer | |
| CN207064950U (en) | A kind of Novel muffler for exhaust outlet | |
| CN213454186U (en) | Wall-through silencer | |
| CN203594488U (en) | Universal type resistant silencer | |
| CN112460076A (en) | Main exhaust fan array type silencer for large air volume and strong mixed noise | |
| CN201104002Y (en) | Sound-deadening box structure of ventilating duct of blower | |
| CN207513902U (en) | Air exhaust cooling device with noise elimination function | |
| CN207019141U (en) | Twin exhaust pipes smoke exhaust ventilator | |
| CN206206287U (en) | Silencing means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20150226 |
|
| EXPY | Termination of patent right or utility model |