CN201896766U - Blower driven by external rotor - Google Patents

Blower driven by external rotor Download PDF

Info

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
Application number
CN2010206605325U
Other languages
Chinese (zh)
Inventor
王雄程
雷威
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Broad Ocean Motor Co Ltd
Original Assignee
Zhongshan Broad Ocean Motor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhongshan Broad Ocean Motor Co Ltd filed Critical Zhongshan Broad Ocean Motor Co Ltd
Priority to CN2010206605325U priority Critical patent/CN201896766U/en
Application granted granted Critical
Publication of CN201896766U publication Critical patent/CN201896766U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/60Mounting; Assembling; Disassembling
    • F04D29/62Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/626Mounting or removal of fans

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

The blower that a kind of external rotor drives
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.
CN2010206605325U 2010-12-06 2010-12-06 Blower driven by external rotor Expired - Lifetime CN201896766U (en)

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)

* Cited by examiner, † Cited by third party
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 U½ÝV££VuxW©»Xm§Wæ¬Vh¶ZصWæiZr°VeÐV±½ 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

Cited By (8)

* Cited by examiner, † Cited by third party
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 U½ÝV££VuxW©»Xm§Wæ¬Vh¶ZصWæiZr°VeÐV±½ 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

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GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20110713