CN209539660U - A kind of low-noise pipeline fan casing - Google Patents
A kind of low-noise pipeline fan casing Download PDFInfo
- Publication number
- CN209539660U CN209539660U CN201920356143.4U CN201920356143U CN209539660U CN 209539660 U CN209539660 U CN 209539660U CN 201920356143 U CN201920356143 U CN 201920356143U CN 209539660 U CN209539660 U CN 209539660U
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- CN
- China
- Prior art keywords
- blower housing
- pipeline fan
- noise
- air
- drive shaft
- 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.)
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Abstract
The utility model discloses a kind of low-noise pipeline fan casings, it is related to blower field, including pipeline fan, the both ends of pipeline fan are respectively fixedly connected with blast pipe and air-exhausting duct, silencing means is fixed in blast pipe and air-exhausting duct, the pipeline fan includes blower housing, inner cavity is equipped in blower housing, the two sides of inner cavity are respectively equipped with air intake passage and air-out passage, the center of inner cavity is equipped with drive shaft, drive shaft and blower housing are rotatablely connected, the outside of drive shaft is fixedly connected with multiple fan blades, interior cover is equipped in blower housing, interior cover is fixedly connected with blower housing, filling is equipped with acoustical cotton between interior cover and blower housing, the utility model is by being arranged silencing means on blast pipe and air-exhausting duct, noise in pipeline can be eliminated, by the way that acoustical cotton is arranged in the inside of blower housing, so as to absorb wind The noise that leaf generates when rotating embodies the effect of many places noise reduction.
Description
Technical field
The utility model relates to blower field, specifically a kind of low-noise pipeline fan casing.
Background technique
Pipeline fan is that one kind is widely used in industrial premises, building building, room ventilation ventilation or pipeline pressurization
Ventilation equipment；The problem of traditional pipeline fan is not reasonable since structure designs, it is caused to be primarily present is: blower sheet
Body is substantially without decrease of noise functions, during fan operation, due to being influenced by windage, can generate great noise.
In the Chinese utility model patent file of Publication No. CN206903904U, a kind of mute pipeline fan is disclosed,
It is able to carry out sound-deadening and noise-reducing, noise reduction wave by the way that thick sound-absorbing material, thin sound-absorbing material, noise reduction wave-shape board and locating rod is arranged
Although the devices such as plate can have certain sound-deadening and noise-reducing function, air-flow can also be stopped simultaneously, thus reduce wind-force,
With certain defect.
Utility model content
The utility model provides a kind of low-noise pipeline fan casing, solves and asks proposed in above-mentioned background technique
Topic.
To achieve the above object, the utility model provides the following technical solutions:
A kind of low-noise pipeline fan casing, including pipeline fan, the both ends of pipeline fan are respectively fixedly connected with blast pipe
And air-exhausting duct, silencing means is fixed in blast pipe and air-exhausting duct, and the pipeline fan includes blower housing, blower housing
Interior to be equipped with inner cavity, the two sides of inner cavity are respectively equipped with air intake passage and air-out passage, and the center of inner cavity is equipped with drive shaft, drive shaft with
Blower housing rotation connection, the outside of drive shaft are fixedly connected with multiple fan blades, are equipped with interior cover, interior cover and wind in blower housing
Machine shell is fixedly connected, and filling is equipped with acoustical cotton between interior cover and blower housing.
As a kind of optimal technical scheme of the utility model, intensive sound-absorption hole is offered on the interior cover.
As a kind of optimal technical scheme of the utility model, the silencing means includes silencing block, is opened up on silencing block
There is intensive bloop.
As a kind of optimal technical scheme of the utility model, the outside of the blower housing is equipped with driving motor, driving
The output shaft of motor is fixedly connected with drive shaft.
As a kind of optimal technical scheme of the utility model, the acoustical cotton includes polyester acoustical cotton.
The utility model has following usefulness: the utility model is filled by the way that noise reduction is arranged on blast pipe and air-exhausting duct
It sets, the noise in pipeline can be eliminated, by the way that acoustical cotton is arranged in the inside of blower housing, so as to absorb fan blade
The noise generated when rotation embodies the effect of many places noise reduction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of low-noise pipeline fan casing.
Fig. 2 is the structural schematic diagram of pipeline fan in low-noise pipeline fan casing.
Fig. 3 is the structural schematic diagram of silencing means in low-noise pipeline fan casing.
In figure: 1, pipeline fan；2, blast pipe；3, air-exhausting duct；4, silencing means；5, blower housing；6, inner cavity；7, it enters the wind
Channel；8, air-out passage；9, drive shaft；10, fan blade；11, acoustical cotton；12, interior cover；13, sound-absorption hole；14, silencing block；15,
Bloop.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
It should be noted that term " center ", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outside" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
Embodiment 1
Please refer to Fig. 1-3, a kind of low-noise pipeline fan casing, including pipeline fan 1, the both ends difference of pipeline fan 1
It is fixedly connected with blast pipe 2 and air-exhausting duct 3, silencing means 4, the pipeline fan 1 are fixed in blast pipe 2 and air-exhausting duct 3
Including blower housing 5, it is equipped with inner cavity 6 in blower housing 5, the two sides of inner cavity 6 are respectively equipped with air intake passage 7 and air-out passage 8, interior
The center of chamber 6 is equipped with drive shaft 9, and drive shaft 9 and blower housing 5 are rotatablely connected, and the outside of drive shaft 9 is fixedly connected with multiple fan blades
10, interior cover 12 is equipped in blower housing 5, interior cover 12 is fixedly connected with blower housing 5, interior cover 12 and blower housing 5 it
Between filling be equipped with acoustical cotton 11, intensive sound-absorption hole 13 is offered on the interior cover 12, the silencing means 4 includes silencing block
14, intensive bloop 15 is offered on silencing block 14.
Embodiment 2
Fig. 1-3 is please referred to, other contents of the present embodiment are same as Example 1, the difference is that: the blower housing
5 outside is equipped with driving motor, and the output shaft of driving motor is fixedly connected with drive shaft 9, and the acoustical cotton 11 is inhaled including polyester
Sound cotton.
The utility model in implementation process, fan blade 10 during operating, drive air motion, air-flow pass through into
The noise generated when 3 pipe of air hose 2 and air draft can be eliminated by silencing block 14 to be absorbed, and the noise in blower housing 5 can quilt at the same time
Acoustical cotton 11 absorbs, to achieve the purpose that sound-deadening and noise-reducing.
The utility model by blast pipe 2 and air-exhausting duct 3 be arranged silencing means 4, can by the noise in pipeline into
Row is eliminated, by the way that acoustical cotton 11 is arranged in the inside of blower housing 5, so as to absorb the noise generated when fan blade 10 rotates,
Embody the effect of many places noise reduction.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of low-noise pipeline fan casing, including pipeline fan (1), the both ends of pipeline fan (1) be respectively fixedly connected with into
Silencing means (4) are fixed in air hose (2) and air-exhausting duct (3), blast pipe (2) and air-exhausting duct (3), which is characterized in that institute
Stating pipeline fan (1) includes blower housing (5), is equipped with inner cavity (6) in blower housing (5), the two sides of inner cavity (6) be respectively equipped with into
The center of wind channel (7) and air-out passage (8), inner cavity (6) is equipped with drive shaft (9), and drive shaft (9) and blower housing (5) rotate
Connection, the outside of drive shaft (9) are fixedly connected multiple fan blades (10), are equipped with interior cover (12) in blower housing (5), interior cover
(12) it is fixedly connected with blower housing (5), filling is equipped with acoustical cotton (11) between interior cover (12) and blower housing (5).
2. low-noise pipeline fan casing according to claim 1, which is characterized in that offered on the interior cover (12)
Intensive sound-absorption hole (13).
3. low-noise pipeline fan casing according to claim 2, which is characterized in that the silencing means (4) includes disappearing
Sound block (14) offers intensive bloop (15) on silencing block (14).
4. low-noise pipeline fan casing according to claim 1, which is characterized in that the outside of the blower housing (5)
Equipped with driving motor, the output shaft of driving motor is fixedly connected with drive shaft (9).
5. low-noise pipeline fan casing according to claim 3 or 4, which is characterized in that the acoustical cotton (11) includes
Polyester acoustical cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356143.4U CN209539660U (en) | 2019-03-20 | 2019-03-20 | A kind of low-noise pipeline fan casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356143.4U CN209539660U (en) | 2019-03-20 | 2019-03-20 | A kind of low-noise pipeline fan casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539660U true CN209539660U (en) | 2019-10-25 |
Family
ID=68275380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920356143.4U Expired - Fee Related CN209539660U (en) | 2019-03-20 | 2019-03-20 | A kind of low-noise pipeline fan casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539660U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334316A (en) * | 2021-12-30 | 2022-04-12 | 广东福德电子有限公司 | High heat dispersion silence load unit |
-
2019
- 2019-03-20 CN CN201920356143.4U patent/CN209539660U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334316A (en) * | 2021-12-30 | 2022-04-12 | 广东福德电子有限公司 | High heat dispersion silence load unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 Termination date: 20210320 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |