CN201896766U - Blower driven by external rotor - Google Patents
Blower driven by external rotor Download PDFInfo
- Publication number
- CN201896766U CN201896766U CN2010206605325U CN201020660532U CN201896766U CN 201896766 U CN201896766 U CN 201896766U CN 2010206605325 U CN2010206605325 U CN 2010206605325U CN 201020660532 U CN201020660532 U CN 201020660532U CN 201896766 U CN201896766 U CN 201896766U
- Authority
- CN
- China
- Prior art keywords
- end cover
- rear end
- blower
- casing
- external rotor
- 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 - Lifetime
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a blower driven by an external rotor, comprising an external rotor motor (1), a centrifugal wind wheel (2), a wind wheel spiral case (3) and a bracket component (4), wherein the external rotor motor (1) comprises a rotating shaft (11), a casing (12), a front end cover (13), a rear end cover (14), a stator component (15) and a rotor component (16); the front end cover (13) and the rear end cover (14) are arranged at two ends of the casing (12); a bearing (17) is arranged in a bearing chamber that is arranged at the center of the front end cover (13) and the rear end cover (14); the stator component (15) is arranged and fixed on the rotating shaft (11); the rotor component (16) is sheathed outside the stator component (15); the rotor component (16) is nested and arranged in the casing (12) and can rotate along with the casing (12), the front end cover (13) and the rear end cover (14); and the rotating shaft (11) extends out of the front end cover (13) and the rear end cover (14) and is embedded in a shaft sleeve (41) of the bracket component (4). The blower has simple structure, low cost and low process requirement, is convenient to manufacture, and can ensure the installation concentricity of the motor.
Description
Technical field:
The utility model relates to the blower that a kind of external rotor drives.
Background technique:
Traditional blower comprises external rotor electric machine, centrifugal wind wheel, volute of blower and bracket component, bracket component is installed on the volute of blower, external rotor electric machine and centrifugal wind wheel are installed in the volute of blower, employed external rotor electric machine is the mode that exposes of rotor iron core often, and promptly rotor iron core directly is connected with centrifugal wind wheel, this structure countershaft technological requirement height, manufacture difficulty is big, and the cast aluminium end cap concentricity requirement at external rotor electric machine two ends is very high, and difficulty of processing is big, the manufacture cost height.
Summary of the invention:
The purpose of this utility model provides the blower that a kind of external rotor drives, and the external rotor electric machine that its adopts is simple in structure, with low cost, technological requirement is low, easily manufactured, the installation concentricity that guarantees motor.
The purpose of this utility model is to be achieved by following technological scheme.
The blower that a kind of external rotor drives, comprise external rotor electric machine, centrifugal wind wheel, volute of blower and bracket component, bracket component is installed on the volute of blower, external rotor electric machine and centrifugal wind wheel are installed in the volute of blower, external rotor electric machine comprises rotating shaft, casing, front cover, rear end cover, stator module and rotor assembly, front cover and rear end cover are installed in the two ends of casing, in the bearing chamber that front cover and rear end cover central authorities are provided with bearing is installed, rotating shaft is supported on the bearing of front cover and rear end cover, stator module is fixed in the rotating shaft, outside at stator module is with rotor assembly, rotor assembly is nested be installed in the casing and can with casing, front cover and rear end cover rotate together, and rotating shaft is stretched out front cover and rear end cover and embedded in the axle sleeve of bracket component.
Above-mentioned described rotor assembly and casing interference fit are installed and are coupled together.
Above-mentioned described front cover and rear end cover are aluminum castings.
Above-mentioned described rotor assembly is a cast aluminium iron core AC rotor.
Some mounting brackets are connected to a fixed on above-mentioned described centrifugal wind wheel and the casing.
Above-mentioned described some mounting bracket quantity are 5, are positioned at the same plane in the motor case outside and evenly circumferentially distribution.
The beneficial effects of the utility model are: 1) external rotor electric machine comprises rotating shaft, casing, front cover, rear end cover, stator module and rotor assembly, front cover and rear end cover are installed in the two ends of casing, in the bearing chamber that front cover and rear end cover central authorities are provided with bearing is installed, rotating shaft is supported on the bearing of front cover and rear end cover, stator module is fixed in the rotating shaft, outside at stator module is with rotor assembly, rotor assembly is nested be installed in the casing and can with casing, front cover and rear end cover rotate together, rotating shaft is stretched out front cover and rear end cover and is embedded in the axle sleeve of bracket component, simple in structure, technological requirement is low, guarantees the installation concentricity of motor; 2) casing and cast aluminium end cap all are low-cost motor part, and be easily manufactured in batch, uses it for external rotor electric machine and can effectively reduce motor cost; 3) rotor assembly is a cast aluminium iron core AC rotor, guarantees the installation concentricity of motor; 4) some mounting brackets are connected to a fixed on centrifugal wind wheel and the casing, and some mounting bracket quantity are 5, are positioned at the same plane in the motor case outside and evenly circumferentially distribution, and are stressed even, easy for installation.
Description of drawings:
Fig. 1 is the utility model stereogram.
Fig. 2 is the utility model sectional view.
Fig. 3 is the utility model external rotor electric machine stereogram.
Fig. 4 is the utility model external rotor electric machine sectional view.
Embodiment:
Also in conjunction with the accompanying drawings the utility model is described in further detail below by specific embodiment.
As Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the blower that a kind of external rotor drives, comprise external rotor electric machine 1, centrifugal wind wheel 2, volute of blower 3 and bracket component 4, bracket component 4 is installed on the volute of blower 3, external rotor electric machine 1 and centrifugal wind wheel 2 are installed in 3 li of volute of blower, external rotor electric machine 1 comprises rotating shaft 11, casing 12, front cover 13, rear end cover 14, stator module 15 and rotor assembly 16, front cover 13 and rear end cover 14 are installed in the two ends of casing 12, in the bearing chamber that front cover 13 and rear end cover 14 central authorities are provided with bearing 17 is installed, rotating shaft 11 is supported on the bearing 17 of front cover 13 and rear end cover 14, stator module 15 is fixed in the rotating shaft 11, be with rotor assembly 16 in the outside of stator module 15, rotor assembly 16 is nested be installed in 12 li of casings and can with casing 12, front cover 13 and rear end cover 14 rotate together, and rotating shaft 11 is stretched out front cover 13 and rear end cover 14 and embedded 41 li on the axle sleeve of bracket component 4; Rotor assembly 16 is installed with casing 12 interference fit and is coupled together; Front cover 13 and rear end cover 14 are aluminum castings; Rotor assembly 16 is cast aluminium iron core AC rotors; Some mounting brackets 120 are connected to a fixed on centrifugal wind wheel 3 and the casing 12; Some mounting bracket 120 quantity are 5, are positioned at the same plane in motor case 12 outsides and evenly circumferentially distribution.
The utility model external rotor electric machine 1 comprises rotating shaft 11, casing 12, front cover 13, rear end cover 14, stator module 15 and rotor assembly 16, front cover 13 and rear end cover 14 are installed in the two ends of casing 12, in the bearing chamber that front cover 13 and rear end cover 14 central authorities are provided with bearing 17 is installed, rotating shaft 11 is supported on the bearing 17 of front cover 13 and rear end cover 14, stator module 15 is fixed in the rotating shaft 11, be with rotor assembly 16 in the outside of stator module 15, rotor assembly 16 is nested be installed in 12 li of casings and can with casing 12, front cover 13 and rear end cover 14 rotate together, rotating shaft 11 is stretched out front cover 13 and rear end cover 14 and is embedded 41 li on the axle sleeve of bracket component 4, simple in structure, technological requirement is low, with low cost, the installation concentricity of assurance motor.
Claims (6)
1. the blower that drives of an external rotor, comprise external rotor electric machine (1), centrifugal wind wheel (2), volute of blower (3) and bracket component (4), bracket component (4) is installed on the volute of blower (3), external rotor electric machine (1) and centrifugal wind wheel (2) are installed in volute of blower (3) lining, it is characterized in that: external rotor electric machine (1) comprises rotating shaft (11), casing (12), front cover (13), rear end cover (14), stator module (15) and rotor assembly (16), front cover (13) and rear end cover (14) are installed in the two ends of casing (12), in the bearing chamber that front cover (13) and rear end cover (14) central authorities are provided with bearing (17) is installed, rotating shaft (11) is supported on the bearing (17) of front cover (13) and rear end cover (14), stator module (15) is fixed in the rotating shaft (11), be with rotor assembly (16) in the outside of stator module (15), rotor assembly (16) is nested be installed in casing (12) lining and can with casing (12), front cover (13) and rear end cover (14) rotate together, and rotating shaft (11) is stretched out front cover (13) and rear end cover (14) and embedded axle sleeve (41) lining of bracket component (4).
2. the blower that a kind of external rotor according to claim 1 drives is characterized in that: rotor assembly (16) is installed with casing (12) interference fit and is coupled together.
3. the blower that a kind of external rotor according to claim 1 drives, it is characterized in that: front cover (13) and rear end cover (14) are aluminum castings.
4. the blower that a kind of external rotor according to claim 1 and 2 drives, it is characterized in that: rotor assembly (16) is a cast aluminium iron core AC rotor.
5. the blower that a kind of external rotor according to claim 1 and 2 drives is characterized in that: centrifugal wind wheel (3) is gone up some mounting brackets (120) with casing (12) and is connected to a fixed.
6. the blower that a kind of external rotor according to claim 5 drives, it is characterized in that: some mounting brackets (120) quantity is 5, is positioned at the same plane in motor case (12) outside and evenly circumferentially distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206605325U CN201896766U (en) | 2010-12-06 | 2010-12-06 | Blower driven by external rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206605325U CN201896766U (en) | 2010-12-06 | 2010-12-06 | Blower driven by external rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201896766U true CN201896766U (en) | 2011-07-13 |
Family
ID=44254674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206605325U Expired - Lifetime CN201896766U (en) | 2010-12-06 | 2010-12-06 | Blower driven by external rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201896766U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423200A (en) * | 2012-05-17 | 2013-12-04 | 宁波龙泰电讯电机有限公司 | Efficient energy-saving exhaust fan |
| CN103486064A (en) * | 2013-10-15 | 2014-01-01 | 宁波沪江电机有限公司 | Air blower |
| WO2015062127A1 (en) * | 2013-10-30 | 2015-05-07 | 中山大洋电机制造有限公司 | Air blower driven by outer rotor motor |
| WO2015074350A1 (en) * | 2013-11-20 | 2015-05-28 | 中山大洋电机制造有限公司 | Draught fan structure and central air-conditioner cooling system applying same |
| WO2015096283A1 (en) * | 2013-12-27 | 2015-07-02 | 中山大洋电机制造有限公司 | Support assembly for fan and blower using same |
| CN104895813A (en) * | 2015-06-05 | 2015-09-09 | 李广连 | Blast pipe fan of cellular-type dryer |
| WO2016119473A1 (en) * | 2015-01-31 | 2016-08-04 | 中山大洋电机股份有限公司 | Air conditioning indoor unit cooling exchange system |
-
2010
- 2010-12-06 CN CN2010206605325U patent/CN201896766U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423200A (en) * | 2012-05-17 | 2013-12-04 | 宁波龙泰电讯电机有限公司 | Efficient energy-saving exhaust fan |
| CN103486064A (en) * | 2013-10-15 | 2014-01-01 | 宁波沪江电机有限公司 | Air blower |
| CN103486064B (en) * | 2013-10-15 | 2015-12-02 | 宁波沪江电机有限公司 | A kind of blower |
| WO2015062127A1 (en) * | 2013-10-30 | 2015-05-07 | 中山大洋电机制造有限公司 | Air blower driven by outer rotor motor |
| WO2015074350A1 (en) * | 2013-11-20 | 2015-05-28 | 中山大洋电机制造有限公司 | Draught fan structure and central air-conditioner cooling system applying same |
| WO2015096283A1 (en) * | 2013-12-27 | 2015-07-02 | 中山大洋电机制造有限公司 | Support assembly for fan and blower using same |
| WO2016119473A1 (en) * | 2015-01-31 | 2016-08-04 | 中山大洋电机股份有限公司 | Air conditioning indoor unit cooling exchange system |
| CN104895813A (en) * | 2015-06-05 | 2015-09-09 | 李广连 | Blast pipe fan of cellular-type dryer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201896766U (en) | Blower driven by external rotor | |
| CN2773358Y (en) | High-speed magnetic-suspension centrifugal blower | |
| CN106026577A (en) | Double-magnetic-circuit motor | |
| WO2015180494A1 (en) | Novel industrial fan | |
| CN203548270U (en) | Air blower driven by outer rotor motor | |
| CN201916223U (en) | Fan | |
| CN201717768U (en) | Built-in motor | |
| CN106640693A (en) | Vertical type direct connection draught fan | |
| CN104836380A (en) | Alternating current induction motor | |
| CN203645515U (en) | External rotor permanent magnet synchronous motor of industrial big fan | |
| CN201671846U (en) | Axial flow fan | |
| CN204371724U (en) | A kind of blower fan of range hood | |
| CN205533310U (en) | Vertical fan that directly allies oneself with | |
| CN204030840U (en) | Escalator motor | |
| CN205960915U (en) | Double magnetic circuit motor | |
| CN202300835U (en) | Main shaft of vertical-shaft wind driven generator | |
| CN202183687U (en) | Variable frequency motor | |
| CN201606276U (en) | Ultra-thin fan | |
| CN107846111A (en) | A kind of servomotor structure for wind electricity change paddle | |
| CN201956872U (en) | Stepping motor | |
| CN209228650U (en) | A kind of integral type centrifugal compressor | |
| CN201742270U (en) | Single bearing brushless synchronous electric generator without front end cover | |
| CN201351623Y (en) | Wind tunnel fan driving device | |
| CN201937420U (en) | Speed-variable motor of high-speed train | |
| CN205212681U (en) | Novel drag electricity generation type motor in two plays axle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110713 |