CN203685704U - Exhaust fan - Google Patents
Exhaust fan Download PDFInfo
- Publication number
- CN203685704U CN203685704U CN201420035024.6U CN201420035024U CN203685704U CN 203685704 U CN203685704 U CN 203685704U CN 201420035024 U CN201420035024 U CN 201420035024U CN 203685704 U CN203685704 U CN 203685704U
- Authority
- CN
- China
- Prior art keywords
- blower fan
- anechoic room
- cabinet
- pressure pin
- shrouding
- 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
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Abstract
The utility model relates to an exhaust fan which comprises a machine box, a fan body, a fan supporting rod and muffling chambers. The two sides of the machine box are provided with a left sealing plate and a right sealing plate respectively, the left sealing plate is provided with an air outlet, the right sealing plate is provided with an air inlet, the muffling chambers include an air inlet muffling chamber and an air outlet muffling chamber, the air outlet muffling chamber is fixed to the left sealing plate, the bottom of the fan body is fixed to the fan supporting rod, the fan supporting rod is fixed to the machine box, and the right of the fan body is provided with the air inlet muffling chamber. According to the exhaust fan, noise produced in the work process of the fan is absorbed through the muffling chambers, noise is lowered and eliminated, and it is guaranteed that life and work of people are not influenced by noise.
Description
Technical field
The utility model relates to a kind of ventilation plant of indoor and outdoor, is specifically related to a kind of air bells exhauster.
Background technique
Air bells exhauster is to outdoor by indoor contaminated air venting.Air bells exhauster, because it is taking blower fan as main body, purifies indoor air by intake grill and exhaust outlet, because blower fan is in the time working, can produce noise, and people's life is impacted.
Model utility content
The utility model, according to above-mentioned technical problem, provides a kind of air bells exhauster, solves the large problem of noise that existing air bells exhauster exists.
The technical solution adopted in the utility model is: a kind of air bells exhauster, comprising: cabinet, blower fan, blower fan pressure pin and anechoic room; Described cabinet both sides arrange left shrouding and right shrouding, on described left shrouding, set out air port, on described right shrouding, intake grill is set, described anechoic room comprises intake grill anechoic room and exhaust outlet anechoic room, described exhaust outlet anechoic room is fixed on left shrouding, described blower fan bottom is fixed on described blower fan pressure pin, and described blower fan pressure pin is fixed on described cabinet, and the right side of described blower fan arranges described intake grill anechoic room.
Further, described cabinet inwall arranges acoustical cotton, and described anechoic room inside arranges dividing plate, on described dividing plate, fixes acoustical cotton.
Further, described acoustical cotton is crest shape acoustical cotton, and described dividing plate is sound-absorbing punching steel plate.
Further, on described blower fan pressure pin, Rubber shock-absorbing pad is set, described blower fan bottom contacts with described Rubber shock-absorbing pad.
Further, described blower fan pressure pin is connected with left shrouding and the right shrouding of cabinet.
The beneficial effects of the utility model are: the utility model, by increase anechoic room in cabinet, carries out sound-absorbing to air bells exhauster, absorb the noise producing in blower fan working procedure, reduce and eliminate noise, ensure that people's life and work is not affected by noise.
Brief description of the drawings
Fig. 1 is the plan structure figure of the utility model air bells exhauster;
Fig. 2 is the main TV structure figure of the utility model air bells exhauster.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The plan structure figure of a kind of air bells exhauster that Fig. 1 provides for the utility model.
Shown in Figure 1, a kind of air bells exhauster, comprising: cabinet 1, blower fan 2, blower fan pressure pin 3 and anechoic room 4; Described cabinet 1 both sides arrange left shrouding 1a and right shrouding 1b, on described left shrouding 1a, set out air port 6, on described right shrouding 12, intake grill 7 is set, described anechoic room comprises intake grill anechoic room 4a and exhaust outlet anechoic room 4b, described exhaust outlet anechoic room 4b is fixed on left shrouding 1a, described blower fan 2 bottoms are fixed on described blower fan pressure pin 3, and described blower fan pressure pin 3 is fixed on described cabinet 1, and the right side of described blower fan 2 arranges described intake grill anechoic room 4a.
In the utility model embodiment, indoor air is in intake grill enters cabinet, by intake grill anechoic room sound-absorbing, noise reduction is sent to outdoor by exhaust outlet anechoic room under the pressurization of blower fan from exhaust outlet, the air venting of indoor pollution is arrived outdoor, the utility model, by increase anechoic room in cabinet, carries out sound-absorbing to air bells exhauster, absorbs the noise producing in blower fan working procedure, reduce and eliminate noise, ensureing that people's life and work is not affected by noise.
Further, described cabinet 1 inwall arranges acoustical cotton 8, and described anechoic room 4 inside arrange dividing plate 9, on described dividing plate 9, fix acoustical cotton 8.
Closer, described acoustical cotton 8 is crest shape acoustical cotton, and described dividing plate 9 is sound-absorbing punching steel plate.
In the utility model embodiment, by the acoustical cotton of crest shape, can effectively absorb noise, reach the effect of eliminating noise.
Further, on described blower fan pressure pin 3, Rubber shock-absorbing pad 5 is set, described blower fan 2 bottoms contact with described Rubber shock-absorbing pad 5.The main TV structure figure that is air bells exhauster of the present utility model referring to Fig. 2.
In the utility model embodiment, by Rubber shock-absorbing pad being set at blower fan and blower fan pressure pin contact position, make blower fan effectively carry out in the course of the work damping, prevent that blower fan vibrations from producing noise, and blower fan is protected.
Further, described blower fan pressure pin 3 is connected with left shrouding 1a and the right shrouding 1b of cabinet 1.
In the utility model embodiment, blower fan pressure pin is connected with left shrouding and the right shrouding of cabinet, and while facilitating blower fan maintenance, energy and left and right shrouding together shift out.
Claims (5)
1. an air bells exhauster, is characterized in that, comprising: cabinet (1), blower fan (2), blower fan pressure pin (3) and anechoic room (4), described cabinet (1) both sides arrange left shrouding (1a) and right shrouding (1b), on described left shrouding (1a), set out air port (6), intake grill (7) is set on described right shrouding (12), described anechoic room (4) comprises intake grill anechoic room (4a) and exhaust outlet anechoic room (4b), described exhaust outlet anechoic room (4b) is fixed on left shrouding (1a), described blower fan (2) bottom is fixed on described blower fan pressure pin (3), described blower fan pressure pin (3) is fixed on described cabinet (1), the right side of described blower fan (2) arranges described intake grill anechoic room (4a).
2. a kind of air bells exhauster according to claim 1, it is characterized in that, described cabinet (1) inwall arranges acoustical cotton (8), described anechoic room (4) inside arranges dividing plate (9), the upper fixing acoustical cotton (8) of described dividing plate (9).
3. a kind of air bells exhauster according to claim 2, is characterized in that, described acoustical cotton (8) is crest shape acoustical cotton, and described dividing plate (9) is sound-absorbing punching steel plate.
4. a kind of air bells exhauster according to claim 1, is characterized in that, Rubber shock-absorbing pad (5) is set on described blower fan pressure pin (3), and described blower fan (2) bottom contacts with described Rubber shock-absorbing pad (5).
5. a kind of air bells exhauster according to claim 1, is characterized in that, described blower fan pressure pin (3) is connected with left shrouding (1a) and the right shrouding (1b) of cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035024.6U CN203685704U (en) | 2014-01-21 | 2014-01-21 | Exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420035024.6U CN203685704U (en) | 2014-01-21 | 2014-01-21 | Exhaust fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203685704U true CN203685704U (en) | 2014-07-02 |
Family
ID=51007612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420035024.6U Expired - Fee Related CN203685704U (en) | 2014-01-21 | 2014-01-21 | Exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203685704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266408A (en) * | 2017-01-04 | 2018-07-10 | 深圳市大雅医疗技术有限公司 | A kind of lung ventilator and its wind turbine noise reduction damping device |
-
2014
- 2014-01-21 CN CN201420035024.6U patent/CN203685704U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108266408A (en) * | 2017-01-04 | 2018-07-10 | 深圳市大雅医疗技术有限公司 | A kind of lung ventilator and its wind turbine noise reduction damping device |
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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: 20140702 Termination date: 20150121 |
|
| EXPY | Termination of patent right or utility model |