CN207004943U - A kind of outer rotor blower fan - Google Patents
A kind of outer rotor blower fan Download PDFInfo
- Publication number
- CN207004943U CN207004943U CN201720866338.4U CN201720866338U CN207004943U CN 207004943 U CN207004943 U CN 207004943U CN 201720866338 U CN201720866338 U CN 201720866338U CN 207004943 U CN207004943 U CN 207004943U
- Authority
- CN
- China
- Prior art keywords
- impeller
- blower fan
- outer rotor
- blower
- air
- 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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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of outer rotor blower fan, including blower housing, the inside of blower housing is provided with impeller, the side of impeller base is provided with nine blades, the top of impeller is provided with stator, and the top of stator is provided with outer rotor, and the surface of blower housing is provided with some ventilating frames, air-blower control switchs to be electrically connected with external power supply, and air-blower control switch is electrically connected with motor.This kind of outer rotor blower fan, by having balance pipe on blower fan, when there is uneven or vibration in blower fan, it can be proofreaded by the balance pipe above impeller, improve and the unbalanced situation of impeller occurred in the past, this blower fan is that nine blades form, the equal camber shape of each blade, the product of this design is more frivolous and low noise, product is by the air inlet of impeller, from surrounding air-out, to greatly reduce impeller height the advantages of this product design, may be mounted at it is high to product thickness requirement, in the more frivolous product of product thickness.
Description
Technical field
Fan Equipment technical field is the utility model is related to, specially a kind of outer rotor blower fan.
Background technology
Existing outer rotor blower fan does not use outer rotor, and blower fan gravity is big, and is provided with balance pipe, blower fan work on blower fan
When, easily there is uneven or vibration, it is not possible to which the balance pipe above used impeller is proofreaded, and existing blower fan is not nine
Individual blade composition, when the shape of each blade is not arc, i.e. blower fan work, product more weighs and high noise, and existing
Product is not the air inlet by impeller, from surrounding air-out so that, can not for that can not reduce impeller height the shortcomings that product design
To require high place installed in product thickness.
Utility model content
It is big in the presence of can effectively solve traditional outer rotor blower fan machine gravity to solve prior art, and be to set on blower fan
There is a balance pipe, during blower fan work, uneven or vibration easily occur, it is not possible to which the balance pipe above used impeller carries out school
Right, existing blower fan is not nine blade compositions, and when the shape of each blade is not arc, i.e. blower fan work, product is more
Weight and high noise, and existing product is not the air inlet by impeller, from surrounding air-out so that for not the shortcomings that product design
Impeller height can be reduced, it is not possible to which, installed in the shortcomings that requiring high place to product thickness, the utility model provides a kind of outer
Rotor blower fan.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of outer rotor blower fan of the utility model, including blower housing, the inside of the blower housing are provided with impeller, institute
The bottom for stating impeller is fixed with impeller base, and the bottom end surface of the impeller base is provided with impeller groove and air-blower control switchs,
The inwall of the impeller groove is provided with motor, and the side of the impeller groove is provided with impeller air inlet, and the surface of the impeller is provided with
Some impeller balance holes, the side of the impeller base are provided with nine blades, retainer ring are passed sequentially through between nine blades
It is connected, the top of the impeller is provided with stator, and the top of the stator is provided with outer rotor, if the surface of the blower housing is provided with
Dry ventilating frame, the air-blower control switch are electrically connected with external power supply, and the air-blower control switch is electrically connected with motor.
As a kind of optimal technical scheme of the present utility model, the bottom of the blower housing is fixed with base plate.
As a kind of optimal technical scheme of the present utility model, the top of the blower housing is provided with some perforates.
It is fixed between each two ventilating frame of the blower housing to set as a kind of optimal technical scheme of the present utility model
There is support bar.
As a kind of optimal technical scheme of the present utility model, support bar is fixed between two ventilating frames.
The beneficial effects of the utility model are：This kind of outer rotor blower fan, by having balance pipe on blower fan, when blower fan occurs not
When balance or vibration, it can be proofreaded by the balance pipe above impeller, improve and the unbalanced feelings of impeller occurred in the past
Condition, this blower fan are that nine blades form, each equal camber shape of blade, and the product of this design is more frivolous and low noise
Sound, product is by the air inlet of impeller,, can to greatly reduce impeller height the advantages of this product design from surrounding air-out
To require high installed in product thickness, in the more frivolous product of product thickness.
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 a kind of planar structure schematic diagram of outer rotor blower fan of the utility model；
Fig. 2 is a kind of dimensional structure diagram of outer rotor blower fan of the utility model；
Fig. 3 is a kind of outer rotor blower fan side structure schematic view of the utility model.
In figure：1st, blower housing；2nd, impeller base；3rd, impeller groove；4th, air-blower control switchs；5th, motor；6th, impeller air intake
Mouthful；7th, impeller balance hole；8th, blade；9th, outer rotor；10th, stator；11st, support bar；12nd, retainer ring；13rd, ventilating frame；14th, blower fan
Base；15th, impeller.
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, a kind of outer rotor blower fan of the utility model, including blower housing 1, blower housing 1
Inside is provided with impeller 15, and the bottom of impeller 15 is fixed with impeller base 2, and the bottom end surface of impeller base 2 is provided with impeller groove 3
With air-blower control switch 4, the inwall of impeller groove 3 is provided with motor 5, and the side of impeller groove is provided with impeller air inlet 6, impeller 15
Surface is provided with some impeller balance holes 7, and the side of impeller base 2 is provided with nine blades 8, is passed sequentially through between nine blades 8 solid
Determine ring 12 to be connected, the top of impeller 15 is provided with stator 10, and the top of stator 10 is provided with outer rotor 9, and the surface of blower housing 1 is provided with
Some ventilating frames 13, air-blower control switch 4 are electrically connected with external power supply, and air-blower control switch 4 is electrically connected with motor 5.
The bottom of blower housing 1 is fixed with base plate 14, is easy to the fixation of outer rotor blower fan.
The top of blower housing 1 is provided with some perforates, is easy to the wind of blower fan to go out.
Support bar 11 is fixed between two ventilating frames 13 so that blower housing 1 is fixed more firm, is advantageous to extend
The service life of outer rotor blower fan.
The shell of motor 5 is provided with some air vents, is easy to the radiating of motor 5, extends the service life of outer rotor blower fan.
Specifically, a kind of outer rotor blower fan, when needing to use blower fan, is powered by external power supply fan, control is opened
System switch so that the stator 10 for being arranged on the middle of motor 5 rotates, and drives unofficial biography 9 to rotate, outer rotor 9 is with 8 turns of movable vane piece
It is dynamic, then by impeller air inlet 6, from surrounding air-out, that is, whole efforts flow is completed, outer rotor blower fan is to employ outer turn
The advanced configuration and rational pneumatic design of the direct impeller 15 of sub-motor, and with efficiency high, noise is low, in light weight, knot
The features such as structure is compact, convenient to install and maintain.
There is balance pipe on blower fan, when uneven or vibration occurs in blower fan, can be entered by the balance pipe above impeller
Row check and correction, improve and occur the unbalanced situation of impeller in the past, this blower fan is that nine blades form, each equal camber of blade
Shape, the product of this design is more frivolous and low noise, and product is by the air inlet of impeller, from surrounding air-out, this product
The advantages of design, to greatly reduce impeller height, may be mounted at more frivolous to product thickness requirement height, product thickness
In product.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, 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 can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (5)
1. a kind of outer rotor blower fan, including blower housing（1）, it is characterised in that the blower housing（1）Inside leaf is installed
Wheel（15）, the impeller（15）Bottom be fixed with impeller base（2）, the impeller base（2）Bottom end surface be provided with leaf
Race（3）Switched with air-blower control（4）, the impeller groove（3）Inwall motor is installed（5）, the side of the impeller groove is set
There is impeller air inlet（6）, the impeller（15）Surface be provided with some impeller balance holes（7）, the impeller base（2）Side
Provided with nine blades（8）, nine blades（8）Between pass sequentially through retainer ring（12）It is connected, the impeller（15）Top
Provided with stator（10）, the stator（10）Top be provided with outer rotor（9）, the blower housing（1）Surface be provided with it is some logical
Wind frame（13）, the air-blower control switch（4）It is electrically connected with external power supply, the air-blower control switch（4）With motor（5）Electricity
Property connection.
A kind of 2. outer rotor blower fan according to claim 1, it is characterised in that the blower housing（1）Bottom fix
Provided with base plate（14）.
A kind of 3. outer rotor blower fan according to claim 1, it is characterised in that the blower housing（1）Top be provided with
Some perforates.
A kind of 4. outer rotor blower fan according to claim 1, it is characterised in that two ventilating frames（13）Between it is fixed
Provided with support bar（11）.
A kind of 5. outer rotor blower fan according to claim 1, it is characterised in that the motor（5）If shell be provided with
Dry air vent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720866338.4U CN207004943U (en) | 2017-07-18 | 2017-07-18 | A kind of outer rotor blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720866338.4U CN207004943U (en) | 2017-07-18 | 2017-07-18 | A kind of outer rotor blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207004943U true CN207004943U (en) | 2018-02-13 |
Family
ID=61454910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720866338.4U Expired - Fee Related CN207004943U (en) | 2017-07-18 | 2017-07-18 | A kind of outer rotor blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207004943U (en) |
-
2017
- 2017-07-18 CN CN201720866338.4U patent/CN207004943U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 |