CN203548270U - Air blower driven by outer rotor motor - Google Patents
Air blower driven by outer rotor motor Download PDFInfo
- Publication number
- CN203548270U CN203548270U CN201320683051.XU CN201320683051U CN203548270U CN 203548270 U CN203548270 U CN 203548270U CN 201320683051 U CN201320683051 U CN 201320683051U CN 203548270 U CN203548270 U CN 203548270U
- Authority
- CN
- China
- Prior art keywords
- blower
- rotating shaft
- volute
- electric machine
- mounting bracket
- 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
- KCZFLPPCFOHPNI-UHFFFAOYSA-N alumane;iron Chemical group [AlH3].[Fe] KCZFLPPCFOHPNI-UHFFFAOYSA-N 0.000 claims description 3
- 230000000717 retained effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
- F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
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 an air blower driven by an outer rotor motor. The air blower comprises a blower volute, a centrifugal wind wheel, the outer rotor motor, a plurality of mounting brackets and a connecting plate. The centrifugal wind wheel is installed in a cavity. The outer rotor motor comprises a rotating shaft, a stator assembly, a rotor assembly and end covers. The two end covers can rotate along with the rotor assembly. The two ends of the rotating shaft are supported on the mounting brackets at the two ends of the blower volute. The outer rotor motor is located in an accommodating cavity in one side of the centrifugal wind wheel. A through hole is formed in the center of the connecting plate. One end of the rotating shaft of the outer rotor motor penetrates through the through hole, and the end covers are retained outside the through hole and fixedly connected with the connecting plate. The air blower is simple in structure, convenient to install and low in cost. The outer rotor motor is high in work efficiency. The quantity of air generated by the air blower is large, and noise is low.
Description
Technical field:
The utility model relates to a kind of blower of outer rotor motor driven.
Background technique:
As shown in Figure 1, existing blower comprises volute of blower A, centrifugal wind wheel B, external rotor electric machine C, mounting flange D, connecting plate E and some mounting bracket F, centrifugal wind wheel B is arranged on the cavity the inside of volute of blower A, external rotor electric machine C is arranged on the middle part of centrifugal wind wheel B cavity volume, in volute of blower A both ends of the surface, be provided with the intake grill being communicated with cavity, in intake grill outside, mounting bracket F is set on the end face of volute of blower A, rotating shaft C 1 two ends of external rotor electric machine are bearing in respectively on the mounting bracket F at volute of blower A two ends, mounting flange D is nested on the outer surface of external rotor electric machine C, mounting flange D is fixed together by connecting plate E and centrifugal wind wheel B, but there is following several problem in the blower of this structure: 1) efficiency of external rotor electric machine is low, the air quantity producing is little, 2) installation of blower trouble, manufacturing efficiency is low, 3) noise that blower produces in running is large, 4) component that need are more, and cost of production is high.
Summary of the invention:
The purpose of this utility model is to provide a kind of blower of outer rotor motor driven, and this is simple in structure, easy for installation, and cost is low, and the working efficiency of external rotor electric machine is high, and the air quantity that blower produces is large, and noise is little.
The purpose of this utility model is achieved by following technical proposals.
A kind of blower of outer rotor motor driven, comprise volute of blower, centrifugal wind wheel, external rotor electric machine, some mounting brackets and connecting plate, in the middle of volute of blower, be provided with the cavity for holding centrifugal wind wheel, in volute of blower both ends of the surface, intake grill is set, intake grill is communicated with cavity, centrifugal wind wheel is arranged on cavity the inside, described external rotor electric machine comprises rotating shaft, stator module, rotor assembly and end cap, stator module is arranged in rotating shaft, rotor assembly is nested in stator module outside, end cap is arranged on rotor assembly end, shaft support stretches out outward on the bearing of two end cap and from two end cap, two end cap and rotor assembly can together with rotate, in intake grill periphery, on the end face of volute of blower, mounting bracket is set, rotating shaft two ends are bearing in respectively on the mounting bracket at volute of blower two ends, connecting plate is arranged on centrifugal wind wheel the inside and forms two independently receiving cavities in centrifugal wind wheel the inside, external rotor electric machine is positioned at the receiving cavity the inside of centrifugal wind wheel one side, in the middle of connecting plate, offer through hole, one end of external rotor electric machine rotating shaft is passed from through hole, end cap and connecting plate are fixed together.
On connecting plate described above, be provided with some mounting holes, be provided with some screw holes on end cap, screw is screwed into mounting hole and screw hole is fixed together connecting plate and end cap.
Mounting bracket described above comprises the first mounting bracket and the second mounting bracket, one end rotating shaft of passing from through hole is bearing in volute of blower by the first mounting bracket, the other end of rotating shaft is bearing on the second mounting bracket, the second mounting bracket is bearing on volute of blower by some erection columns, and cavity and rotating shaft that the first mounting bracket extend into volute of blower link together.
External rotor electric machine described above is AC external rotor motor, and rotor assembly is a cast aluminium iron core AC rotor.
Described external rotor electric machine described above is direct current brushless permanent magnet synchronization external-rotor motor.
Direct current brushless permanent magnet synchronization external-rotor motor described above also comprises electric machine controller, offers axis hole in rotating shaft, and motor down-lead passes with electric machine controller and is electrically connected from axis hole.
The utility model compared with prior art, there is following effect: 1) in the middle of volute of blower, be provided with the cavity for holding centrifugal wind wheel, in volute of blower both ends of the surface, intake grill is set, intake grill is communicated with cavity, centrifugal wind wheel is arranged on cavity the inside, described external rotor electric machine comprises rotating shaft, stator module, rotor assembly and end cap, stator module is arranged in rotating shaft, rotor assembly is nested in stator module outside, end cap is arranged on rotor assembly end, shaft support stretches out outward on the bearing of two end cap and from two end cap, two end cap and rotor assembly can together with rotate, in intake grill outside, on the end face of volute of blower, mounting bracket is set, rotating shaft two ends are bearing in respectively on the mounting bracket at volute of blower two ends, connecting plate is arranged on centrifugal wind wheel the inside and forms two independently receiving cavities in centrifugal wind wheel the inside, external rotor electric machine is positioned at the receiving cavity the inside of centrifugal wind wheel one side, in the middle of connecting plate, offer through hole, one end of external rotor electric machine rotating shaft is passed from through hole, end cap is blocked in outside through hole and is fixed together with connecting plate, this is simple in structure, easy for installation, can effectively improve the working efficiency of external rotor electric machine, increase the air quantity that blower produces, reduce the noise that blower produces, 2) on connecting plate, be provided with some mounting holes, be provided with some screw holes on end cap, screw is screwed into mounting hole and screw hole is fixed together connecting plate and end cap, and this is simple in structure, easy for installation firm, 3) one end rotating shaft of passing from through hole is bearing in volute of blower by the first mounting bracket, the other end of rotating shaft is bearing on the second mounting bracket, the second mounting bracket is bearing on volute of blower by some erection columns, increased the installing space of external rotor electric machine, the receiving cavity that is arranged on centrifugal wind wheel one side for external rotor electric machine provides spatial condition, 4) in rotating shaft, offer axis hole, motor down-lead passes with electric machine controller and is electrically connected from axis hole, and this is simple in structure, connects easyly, convenient external rotor electric machine is controlled.
Accompanying drawing explanation:
Fig. 1 is the structure sectional view of existing blower;
Fig. 2 is embodiment's one blower stereogram;
Fig. 3 is the stereogram of another angle of the utility model blower;
Fig. 4 is the exploded view of the utility model blower;
Fig. 5 is the front elevation of the utility model blower;
Fig. 6 is A-A sectional view in Fig. 5;
Fig. 7 is the stereogram of the utility model external rotor electric machine;
Fig. 8 is the exploded view of the utility model external rotor electric machine;
Fig. 9 is the stereogram of the utility model end cap.
Embodiment:
Below by specific embodiment, also by reference to the accompanying drawings the utility model is described in further detail.
Embodiment one: as shown in Fig. 2 to Fig. 9, the utility model is a kind of blower of outer rotor motor driven, comprise volute of blower 1, centrifugal wind wheel 2, external rotor electric machine 3, some mounting brackets 4 and connecting plate 5, in the middle of volute of blower 1, be provided with the cavity 11 for holding centrifugal wind wheel 2, in volute of blower 1 both ends of the surface, intake grill 12 is set, intake grill 12 is communicated with cavity 11, centrifugal wind wheel 2 is arranged on cavity 11 the insides, described external rotor electric machine 3 comprises rotating shaft 31, stator module 32, rotor assembly 33 and end cap 34, stator module 32 is arranged in rotating shaft 31, rotor assembly 33 is nested in stator module 32 outsides, end cap 34 is arranged on rotor assembly 33 ends, rotating shaft 31 is bearing on the bearing 35 of two end cap 34 and stretches out outward from two end cap 34, two end cap 34 and rotor assembly 33 can together with rotate, in intake grill 12 peripheries, mounting bracket 4 is set on the end face of volute of blower 1, rotating shaft 31 two ends are bearing in respectively on the mounting bracket 4 at volute of blower 1 two ends, connecting plate 5 is arranged on centrifugal wind wheel 2 the insides and forms two independently receiving cavities 21 in centrifugal wind wheel 2 the insides, external rotor electric machine 3 is positioned at receiving cavity 21 the insides of centrifugal wind wheel 2 one sides, in the middle of connecting plate 5, offer through hole 51, one end of external rotor electric machine 3 rotating shafts 31 is passed from through hole 51, end cap 34 is fixed together with connecting plate 5.
On connecting plate 5, be provided with some mounting holes 52, be provided with some screw holes 341 on end cap 34, screw 6 is screwed into mounting hole 52 and screw hole 341 is fixed together connecting plate 5 and end cap 34.
Described external rotor electric machine is direct current brushless permanent magnet synchronization external-rotor motor.
Described direct current brushless permanent magnet synchronization external-rotor motor also comprises electric machine controller 8, offers axis hole 310 in rotating shaft 31, and motor down-lead passes with electric machine controller 8 and is electrically connected from axis hole 310.
Principle of the present utility model is: connecting plate 5 is arranged on centrifugal wind wheel 2 the insides and forms two independently receiving cavities 21 in centrifugal wind wheel 2 the insides, external rotor electric machine 3 is positioned at receiving cavity 21 the insides of centrifugal wind wheel 2 one sides, in the middle of connecting plate 5, offer through hole 51, one end of external rotor electric machine 3 rotating shafts 31 is passed from through hole 51, end cap 34 is blocked in outside through hole 51 and is fixed together with connecting plate 5, this is simple in structure, easy for installation, cost is low, the working efficiency of external rotor electric machine is high, the air quantity that blower produces is large, and noise is little.
Embodiment two: as shown in Fig. 3 to Fig. 9, the utility model is a kind of blower of outer rotor motor driven, comprise volute of blower 1, centrifugal wind wheel 2, external rotor electric machine 3, some mounting brackets 4 and connecting plate 5, in the middle of volute of blower 1, be provided with the cavity 11 for holding centrifugal wind wheel 2, in volute of blower 1 both ends of the surface, intake grill 12 is set, intake grill 12 is communicated with cavity 11, centrifugal wind wheel 2 is arranged on cavity 11 the insides, described external rotor electric machine 3 comprises rotating shaft 31, stator module 32, rotor assembly 33 and end cap 34, stator module 32 is arranged in rotating shaft 31, rotor assembly 33 is nested in stator module 32 outsides, end cap 34 is arranged on rotor assembly 33 ends, rotating shaft 31 is bearing on the bearing 35 of two end cap 34 and stretches out outward from two end cap 34, two end cap 34 and rotor assembly 33 can together with rotate, in intake grill 12 peripheries, mounting bracket 4 is set on the end face of volute of blower 1, rotating shaft 31 two ends are bearing in respectively on the mounting bracket 4 at volute of blower 1 two ends, connecting plate 5 is arranged on centrifugal wind wheel 2 the insides and forms two independently receiving cavities 21 in centrifugal wind wheel 2 the insides, external rotor electric machine 3 is positioned at receiving cavity 21 the insides of centrifugal wind wheel 2 one sides, in the middle of connecting plate 5, offer through hole 51, one end of external rotor electric machine 3 rotating shafts 31 is passed from through hole 51, end cap 34 is fixed together with connecting plate 5.
On connecting plate 5, be provided with some mounting holes 52, be provided with some screw holes 341 on end cap 34, screw 6 is screwed into mounting hole 52 and screw hole 341 is fixed together connecting plate 5 and end cap 34.
Described external rotor electric machine 3 is AC external rotor motors, and rotor assembly 33 is cast aluminium iron core AC rotors.
Principle of the present utility model is: connecting plate 5 is arranged on centrifugal wind wheel 2 the insides and forms two independently receiving cavities 21 in centrifugal wind wheel 2 the insides, external rotor electric machine 3 is positioned at receiving cavity 21 the insides of centrifugal wind wheel 2 one sides, in the middle of connecting plate 5, offer through hole 51, one end of external rotor electric machine 3 rotating shafts 31 is passed from through hole 51, end cap 34 is blocked in outside through hole 51 and is fixed together with connecting plate 5, this is simple in structure, easy for installation, cost is low, the working efficiency of external rotor electric machine is high, the air quantity that blower produces is large, and noise is little.
Claims (6)
1. the blower of an outer rotor motor driven, comprise volute of blower (1), centrifugal wind wheel (2), external rotor electric machine (3), some mounting brackets (4) and connecting plate (5), in the middle of volute of blower (1), be provided with the cavity (11) for holding centrifugal wind wheel (2), in volute of blower (1) both ends of the surface, intake grill (12) is set, intake grill (12) is communicated with cavity (11), centrifugal wind wheel (2) is arranged on cavity (11) the inside, described external rotor electric machine (3) comprises rotating shaft (31), stator module (32), rotor assembly (33) and end cap (34), stator module (32) is arranged in rotating shaft (31), rotor assembly (33) is nested in stator module (32) outside, end cap (34) is arranged on rotor assembly (33) end, rotating shaft (31) is bearing in the bearing (35) of two end cap (34) and goes up and stretch out outward from two end cap (34), two end cap (34) and rotor assembly (33) can together with rotate, in intake grill (12) periphery, mounting bracket (4) is set on the end face of volute of blower (1), rotating shaft (31) two ends are bearing in respectively on the mounting bracket (4) at volute of blower (1) two ends, connecting plate (5) is arranged on centrifugal wind wheel (2) the inside and forms two independently receiving cavities (21) in centrifugal wind wheel (2) the inside, it is characterized in that: external rotor electric machine (3) is positioned at receiving cavity (21) the inside of centrifugal wind wheel (2) one sides, in the middle of connecting plate (5), offer through hole (51), one end of external rotor electric machine (3) rotating shaft (31) is passed from through hole (51), end cap (34) is fixed together with connecting plate (5).
2. the blower of a kind of outer rotor motor driven according to claim 1, it is characterized in that: on connecting plate (5), be provided with some mounting holes (52), on end cap (34), be provided with some screw holes (341), screw (6) is screwed into mounting hole (52) and screw hole (341) is fixed together connecting plate (5) and end cap (34).
3. the blower of a kind of outer rotor motor driven according to claim 1 and 2, it is characterized in that: described mounting bracket (4) comprises the first mounting bracket (41) and the second mounting bracket (42), one end rotating shaft (31) of passing from through hole (51) is bearing in volute of blower (1) by the first mounting bracket (41), the other end of rotating shaft (31) is bearing on the second mounting bracket (42), the second mounting bracket (42) is bearing on volute of blower (1) by some erection columns (7), the cavity (11) that the first mounting bracket (41) extend into volute of blower (1) links together with rotating shaft (31).
4. the blower of a kind of outer rotor motor driven according to claim 1, is characterized in that: described external rotor electric machine (3) is AC external rotor motor, and rotor assembly (33) is a cast aluminium iron core AC rotor.
5. the blower of a kind of outer rotor motor driven according to claim 1, is characterized in that: described external rotor electric machine (3) is direct current brushless permanent magnet synchronization external-rotor motor.
6. the blower of a kind of outer rotor motor driven according to claim 5, it is characterized in that: described direct current brushless permanent magnet synchronization external-rotor motor also comprises electric machine controller (8), in rotating shaft (31), offer axis hole (310), motor down-lead passes with electric machine controller (8) and is electrically connected from axis hole (310).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320683051.XU CN203548270U (en) | 2013-10-30 | 2013-10-30 | Air blower driven by outer rotor motor |
| PCT/CN2013/087232 WO2015062127A1 (en) | 2013-10-30 | 2013-11-15 | Air blower driven by outer rotor motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320683051.XU CN203548270U (en) | 2013-10-30 | 2013-10-30 | Air blower driven by outer rotor motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203548270U true CN203548270U (en) | 2014-04-16 |
Family
ID=50466394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320683051.XU Expired - Lifetime CN203548270U (en) | 2013-10-30 | 2013-10-30 | Air blower driven by outer rotor motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203548270U (en) |
| WO (1) | WO2015062127A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167233A (en) * | 2018-02-05 | 2018-06-15 | 中山大洋电机股份有限公司 | A kind of mounting structure of tubular wine wheel and motor |
| CN108571457A (en) * | 2018-05-27 | 2018-09-25 | 东莞市兴东电子有限公司 | A kind of air blower with wind-force buffer unit |
| CN108799160A (en) * | 2018-07-03 | 2018-11-13 | 珠海格力电器股份有限公司 | Wind turbine and air conditioner |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10161417B2 (en) * | 2015-05-08 | 2018-12-25 | Technologies Holdings Corp. | Fan and mounting bracket for an air mover |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3390832A (en) * | 1967-03-27 | 1968-07-02 | Gen Electric | Heavy motor mounting for direct blower assembly |
| US4200257A (en) * | 1975-12-01 | 1980-04-29 | General Electric Company | Torsional vibration isolating motor mounting system, mounting arrangement, assemblies including the same |
| ES2607841T3 (en) * | 2009-03-25 | 2017-04-04 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Radial fan |
| CN201884337U (en) * | 2010-12-02 | 2011-06-29 | 中山大洋电机股份有限公司 | Installing support component for blower motor |
| CN201896766U (en) * | 2010-12-06 | 2011-07-13 | 中山大洋电机股份有限公司 | Blower driven by external rotor |
| CN102635576A (en) * | 2012-04-05 | 2012-08-15 | 广东欧派家居集团有限公司 | Exhaust device with cyclone sucking air duct |
| CN202971241U (en) * | 2012-11-30 | 2013-06-05 | 中山大洋电机股份有限公司 | Fan system driven by brushless outer rotor motor |
-
2013
- 2013-10-30 CN CN201320683051.XU patent/CN203548270U/en not_active Expired - Lifetime
- 2013-11-15 WO PCT/CN2013/087232 patent/WO2015062127A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167233A (en) * | 2018-02-05 | 2018-06-15 | 中山大洋电机股份有限公司 | A kind of mounting structure of tubular wine wheel and motor |
| CN108571457A (en) * | 2018-05-27 | 2018-09-25 | 东莞市兴东电子有限公司 | A kind of air blower with wind-force buffer unit |
| CN108799160A (en) * | 2018-07-03 | 2018-11-13 | 珠海格力电器股份有限公司 | Wind turbine and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015062127A1 (en) | 2015-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203548270U (en) | Air blower driven by outer rotor motor | |
| CN204733056U (en) | The blower fan of a kind of DC brushless outer rotor motor and application thereof | |
| CN205001225U (en) | Draught fan | |
| CN203775003U (en) | Direct-current brushless outer rotor motor and air blower of application thereof | |
| CN201896766U (en) | Blower driven by external rotor | |
| CA2828317C (en) | Fan with integrated motor | |
| CN203655686U (en) | Blower support assembly and blower employing same | |
| CN203883644U (en) | Three-phase asynchronous motor | |
| CN205622460U (en) | Brushless dust catcher electric wind machine | |
| KR20130021612A (en) | Large size induction motor with ventilation and cooling fan | |
| CN102562657A (en) | Fan for direct-current motors | |
| CN111668969A (en) | High heat dissipation type sewing machine motor shell | |
| CN204371724U (en) | A kind of blower fan of range hood | |
| CN204992998U (en) | Self cooling PMSM of special power assisted steering of new energy automobile | |
| CN102953937B (en) | Comprehensive wind power generating system | |
| CN209435026U (en) | A kind of new-energy automobile hub motor structure | |
| CN209104971U (en) | Multiple heat dissipation motor | |
| CN210780299U (en) | Small-size rare earth permanent magnet generator structure | |
| CN202914248U (en) | Comprehensive wind power generating system | |
| CN210405012U (en) | Integrated motor | |
| CN103762778B (en) | A kind of brshless DC motor with deceleration device | |
| CN102324796B (en) | Liquid-cooled radiating external rotor motor | |
| CN203796585U (en) | Brushless motor industrial fan | |
| CN208767859U (en) | A kind of wall-breaking machine electric machine structure based on non-brush permanent-magnet DC motor | |
| CN202055049U (en) | Motor of air-pump type washing machine |
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: 20140416 |