CN206129652U - High efficiency low noise centrifugal fan - Google Patents
High efficiency low noise centrifugal fan Download PDFInfo
- Publication number
- CN206129652U CN206129652U CN201621053250.2U CN201621053250U CN206129652U CN 206129652 U CN206129652 U CN 206129652U CN 201621053250 U CN201621053250 U CN 201621053250U CN 206129652 U CN206129652 U CN 206129652U
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- CN
- China
- Prior art keywords
- casing
- motor
- centrifugal fan
- low noise
- impeller
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Abstract
The utility model relates to a high efficiency low noise centrifugal fan, including casing, motor and support, be equipped with the air intake on the casing, a casing side -mounting imported collector, the motor is installed on the casing, the motor is equipped with muffler set outward, be equipped with the impeller in the casing, the impeller comprises a plurality of blades, shroud and hub disk welding, the blade sets up between shroud and hub disk, the impeller passes through actuating shaft connection with the motor, the casing is installed on the support, the utility model discloses simple structure, efficient, noise are low.
Description
Technical field
This utility model is related to blower fan technical field, is specifically a kind of efficient low noise centrifugal fan.
Background technology
Now, ventilation blower is widely used in the ventilation of factory, mine, tunnel, cooling tower, vehicle, ship and building, dust discharge
And cooling；The ventilation of boiler and industrial furnace and air inducing；Cooling and ventilation in the apparatus of air conditioning and domestic electric appliance；Paddy
The drying of thing and select and recommend；Inflation and propulsion of wind-tunnel wind regime and aircushion vehicle etc., but existing ventilation blower all exist noise ratio compared with
Greatly, it is impossible to meet some office, some occasions of house, some installations be there is also loaded down with trivial details, adjusts the low problem of complicated efficiency.
Utility model content
For the problem that prior art is present, the utility model proposes the centrifugation of a kind of simple structure, high efficiency, low noise
Ventilation blower.
This utility model solves the technical scheme of above technical problem：A kind of efficient low noise centrifugal fan is provided,
Including casing, motor and bearing, the casing is provided with air inlet, and the casing side is mounted with import current collector, the electricity
Machine is arranged in casing, and the motor is externally provided with Sound damping cover, is provided with impeller in the casing, and the impeller is by multiple blades, front
Disk and hub disk are welded to form, and the blade is arranged between shroud and hub disk, and the impeller is connected with motor by drive shaft, institute
State casing to be arranged on bearing.
The technical scheme that this utility model is further limited as：
The quantity of aforesaid blade is 8-10.
Aforesaid air inlet is provided with one layer of filter layer.
One layer of silencing cotton is provided with aforesaid Sound damping cover.
Aforesaid import current collector is arc structure.
Aforesaid casing is made using carbon fibre composite.
The beneficial effects of the utility model：This utility model adopts casing made by carbon fibre composite so that casing
With high intensity, high damping characteristic, the weight of casing is reduced, while the noise of radiation in casing is also reduced, in air inlet
It is provided with one layer of filter layer, so that the gas after discharge does not result in pollution, in motor noise reduction set is externally provided with, and is disappearing
Silencing cotton is provided with sound set, the noise produced when motor works is which reduced, the import afflux of circular arc knot is set in air inlet
Device, and using 8-10 blade, the efficiency of ventilation is which enhanced, this utility model floor space is little, simple structure, operation
The features such as facilitating.
Description of the drawings
Fig. 1 is generalized section of the present utility model；
Fig. 2 is casing structure schematic diagram of the present utility model.
Specific embodiment
Embodiment 1
The present embodiment provides a kind of efficient low noise centrifugal fan, and structure is as shown in figure 1, including casing 1, motor 3
With bearing 4, casing 1 is provided with air inlet 5, and air inlet 5 is provided with one layer of filter layer 13, and the side of casing 1 is mounted with import current collector
2, import current collector 2 is arc structure, and motor 3 is arranged in casing 1, and motor 3 is externally provided with Sound damping cover 10, Sound damping cover 10 and is provided with
Impeller 12 is provided with one layer of silencing cotton 11, casing 1, impeller 12 is welded to form by 8 blades 6, shroud 7 and hub disk 8, and blade 6 sets
Put between shroud 7 and hub disk 8, impeller 12 is connected with motor 3 by drive shaft 9, and casing 1 is installed on the carrier 4, and casing 1 is adopted
Made with carbon fibre composite.
The present embodiment adopts casing made by carbon fibre composite so that casing has high intensity, high damping characteristic, subtracts
Lack the weight of casing, while also reducing the noise of radiation in casing, in air inlet one layer of filter layer has been provided with, so that
Gas after discharge does not result in pollution, and in motor noise reduction set is externally provided with, and is provided with silencing cotton in noise reduction set, so reduces
The noise that motor is produced when working, in air inlet the import current collector of circular arc knot is arranged, and using 8 blades, is so carried
The high efficiency of ventilation, the present embodiment floor space is little, simple structure, the features such as easy to operate.
Embodiment 2
The present embodiment provides a kind of efficient low noise centrifugal fan, and structure is as shown in figure 1, including casing 1, motor 3
With bearing 4, casing 1 is provided with air inlet 5, and air inlet 5 is provided with one layer of filter layer 13, and the side of casing 1 is mounted with import current collector
2, import current collector 2 is arc structure, and motor 3 is arranged in casing 1, and motor 3 is externally provided with Sound damping cover 10, is provided with noise reduction set 10
Impeller 12 is provided with one layer of silencing cotton 11, casing 1, impeller 12 is welded to form by 10 blades 6, shroud 7 and hub disk 8, and blade 6 sets
Put between shroud 7 and hub disk 8, impeller 12 is connected with motor 3 by drive shaft 9, and casing 1 is installed on the carrier 4, and casing 1 is adopted
Made with carbon fibre composite.
The present embodiment adopts casing made by carbon fibre composite so that casing has high intensity, high damping characteristic, subtracts
Lack the weight of casing, while also reducing the noise of radiation in casing, in air inlet one layer of filter layer has been provided with, so that
Gas after discharge does not result in pollution, and in motor noise reduction set is externally provided with, and is provided with silencing cotton in noise reduction set, so reduces
The noise that motor is produced when working, in air inlet the import current collector of circular arc knot is arranged, and using 10 blades, is so carried
The high efficiency of ventilation, the present embodiment floor space is little, simple structure, the features such as easy to operate.
In addition to the implementation, this utility model can also have other embodiment, all employing equivalents or equivalent change
The technical scheme to be formed is changed, the protection domain of this utility model requirement is all fallen within.
Claims (6)
1. a kind of efficient low noise centrifugal fan, including casing (1), motor (3) and bearing (4), it is characterised in that：It is described
Casing (1) is provided with air inlet (5), and casing (1) side is mounted with import current collector (2), and the motor (3) is installed in machine
On shell (1), the motor (3) is externally provided with Sound damping cover (10), is provided with impeller (12) in the casing (1), the impeller (12) by
Multiple blades (6), shroud (7) and hub disk (8) are welded to form, and the blade (6) is arranged between shroud (7) and hub disk (8), institute
State impeller (12) to be connected by drive shaft (9) with motor (3), the casing (1) is on bearing (4).
2. efficient low noise centrifugal fan according to claim 1, it is characterised in that：The number of described blade (6)
Measure as 8-10.
3. efficient low noise centrifugal fan according to claim 1, it is characterised in that：Described air inlet (5) sets
There is one layer of filter layer (13).
4. efficient low noise centrifugal fan according to claim 1, it is characterised in that：In described Sound damping cover (10)
It is provided with one layer of silencing cotton (11).
5. efficient low noise centrifugal fan according to claim 1, it is characterised in that：Described import current collector
(2) it is arc structure.
6. efficient low noise centrifugal fan according to claim 1, it is characterised in that：Described casing (1) is adopted
Carbon fibre composite is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053250.2U CN206129652U (en) | 2016-09-13 | 2016-09-13 | High efficiency low noise centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621053250.2U CN206129652U (en) | 2016-09-13 | 2016-09-13 | High efficiency low noise centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206129652U true CN206129652U (en) | 2017-04-26 |
Family
ID=58570630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621053250.2U Expired - Fee Related CN206129652U (en) | 2016-09-13 | 2016-09-13 | High efficiency low noise centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206129652U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806427A (en) * | 2017-09-28 | 2018-03-16 | 南通大鲸智能科技有限公司 | One kind energy-conservation bass environment-friendly type Middle pressure draught fan |
| CN111120353A (en) * | 2019-12-20 | 2020-05-08 | 爱雷德机床有限公司 | Low-noise low-vibration high-pressure fan |
-
2016
- 2016-09-13 CN CN201621053250.2U patent/CN206129652U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806427A (en) * | 2017-09-28 | 2018-03-16 | 南通大鲸智能科技有限公司 | One kind energy-conservation bass environment-friendly type Middle pressure draught fan |
| CN107806427B (en) * | 2017-09-28 | 2019-08-30 | 南通联振重工机械有限公司 | A kind of energy conservation bass environment-friendly type Middle pressure draught fan |
| CN111120353A (en) * | 2019-12-20 | 2020-05-08 | 爱雷德机床有限公司 | Low-noise low-vibration high-pressure fan |
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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: 20170426 Termination date: 20200913 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |