CN203775003U - Direct-current brushless outer rotor motor and air blower of application thereof - Google Patents
Direct-current brushless outer rotor motor and air blower of application thereof Download PDFInfo
- Publication number
- CN203775003U CN203775003U CN201420135715.3U CN201420135715U CN203775003U CN 203775003 U CN203775003 U CN 203775003U CN 201420135715 U CN201420135715 U CN 201420135715U CN 203775003 U CN203775003 U CN 203775003U
- Authority
- CN
- China
- Prior art keywords
- shell
- outer rotor
- rotor motor
- end housing
- rotating shaft
- 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
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
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a direct-current brushless outer rotor motor and an air blower of an application thereof. The motor comprises a rotating shaft, a stator assembly, a shell, several permanent magnets, a front end cover and a rear end cover. The stator assembly is installed on and fixed to the rotating shaft. The shell sleeves the stator assembly. The several permanent magnets are located on an outer side of the stator assembly and are installed on an inner side wall of the shell. The front end cover and the rear end cover are installed on two ends of the shell respectively. The rotating shaft supports on a bearing of the front end cover and the rear end cover. The motor is characterized in that the front end cover and the shell are formed through integral casting. The structure is simple and installation is convenient. Coaxiality of the motor shell and end covers can be guaranteed. Cost is low and processing is easy.
Description
Technical field:
The utility model relates to the air blast of a kind of DC brushless outer rotor motor and application thereof.
Background technology:
Existing DC brushless outer rotor motor comprises rotating shaft, stator module, shell, some permanent magnets, front end housing and rear end cap, stator module is fixed in rotating shaft, outer cover suit is outside stator module, some permanent magnets are positioned at stator module outside and are arranged in the interior sidewall surface of shell, front end housing and rear end cap are arranged on respectively shell two ends, shaft support is on the bearing of front end housing and rear end cap, but this external rotor electric machine cost is higher, trouble is installed, the axiality of shell and end cap is difficult to ensure, easily affects the normal operation of motor.
Summary of the invention:
The purpose of this utility model is to provide the air blast of a kind of DC brushless outer rotor motor and application thereof, and this outer rotor motor structure is simple, easy for installation, and the axiality of motor housing and end cap is guaranteed, and cost is low, handling ease.
This blower fan structure is simple, easy for installation, and cost is low, reliable.
The purpose of this utility model is achieved by following technical proposals.
A kind of DC brushless outer rotor motor, comprise rotating shaft, stator module, shell, some permanent magnets, front end housing and rear end cap, stator module is fixed in rotating shaft, outer cover suit is outside stator module, some permanent magnets are positioned at stator module outside and are arranged in the interior sidewall surface of shell, front end housing and rear end cap are arranged on respectively shell two ends, and shaft support, on the bearing of front end housing and rear end cap, is characterized in that: front end housing and shell are integrated die-casting moulding.
Annular protrusion is down stretched out in front end housing end described above, and annular protrusion extend into housings and is close to the interior sidewall surface of shell.
Some fixture blocks are stretched out in annular protrusion outside described above outward, and the interior sidewall surface die casting of shell also wraps fixture block.
The end face of annular protrusion described above down stretches out some locating pieces, between every two adjacent locating pieces, is all provided with permanent magnet.
Thereby mounting screw described above is arranged on front end housing on the end of shell through front end housing and inside being screwed into locating piece.
On front end housing described above and the end face of rear end cap, be all provided with some clay grooves.
Enclosure described above is set with mounting flange.
Some permanent magnets described above are to stick in the interior sidewall surface of shell by glue.
In the middle of rotating shaft described above, offer axis hole, the lead-out wire of stator module stretches out outward in the middle of axis hole.
A kind of air blast, comprise volute of blower, DC brushless outer rotor motor, centrifugal wind wheel and some bracket components, in the middle of volute of blower, offer cavity, offer air inlet in volute of blower both ends of the surface, set out air port at volute of blower one side opening, air inlet and air outlet are all communicated with cavity, described DC brushless outer rotor motor comprises rotating shaft, stator module, shell, some permanent magnets, front end housing and rear end cap, stator module is fixed in rotating shaft, outer cover suit is outside stator module, some permanent magnets are positioned at stator module outside and are arranged in the interior sidewall surface of shell, front end housing and rear end cap are arranged on respectively shell two ends, shaft support on the bearing of front end housing and rear end cap and two end cap stretch out outward, at the nested centrifugal wind wheel that is provided with of enclosure, DC brushless outer rotor motor and centrifugal wind wheel are positioned at cavity the inside, be separately installed with bracket component at rotating shaft two ends, bracket component is arranged on the volute of blower of air inlet periphery, it is characterized in that: front end housing and shell are integrated die-casting moulding
The utility model compared with prior art, has following effect:
1) front end housing and shell are integrated die-casting moulding, simple in structure, handling ease, and cost is low, and the axiality of front end housing and shell is guaranteed, and makes motor operation more reliable;
2) annular protrusion is down stretched out in front end housing end, annular protrusion extend into housings and is close to the interior sidewall surface of shell, and some fixture blocks are stretched out in annular protrusion outside outward, and the interior sidewall surface die casting of shell also wraps fixture block, simple in structure, the cooperation of front end housing and shell is solid and reliable;
3) end face of annular protrusion down stretches out some locating pieces, between every two adjacent locating pieces, is all provided with permanent magnet, and the location and installation of permanent magnet is convenient, accurate, improves operating efficiency;
4) thus mounting screw through front end housing and be screwed into locating piece the inside front end housing is arranged on the end of shell, simple in structure, easy for installation firmly.
Brief description of the drawings:
Fig. 1 is the stereogram of the utility model DC brushless outer rotor motor;
Fig. 2 is the exploded view of the utility model DC brushless outer rotor motor;
Fig. 3 is the top view of the utility model DC brushless outer rotor motor;
Fig. 4 is A-A cutaway view in Fig. 3;
Fig. 5 is B-B partial enlarged drawing in Fig. 4;
Fig. 6 is the front view of the utility model DC brushless outer rotor motor;
Fig. 7 is C-C cutaway view in Fig. 6;
Fig. 8 is the stereogram of the utility model air blast;
Fig. 9 is the exploded view of the utility model air blast.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment mono-: as shown in Figures 1 to 7, the utility model is a kind of DC brushless outer rotor motor, comprise rotating shaft 1, stator module 2, shell 3, some permanent magnets 4, front end housing 5 and rear end cap 6, stator module 2 is fixed in rotating shaft 1, shell 3 is sleeved on outside stator module 2, some permanent magnets 4 are positioned at stator module 2 outsides and are arranged in the interior sidewall surface of shell 3, front end housing 5 and rear end cap 6 are arranged on respectively shell 3 two ends, rotating shaft 1 is bearing on the bearing of front end housing 5 and rear end cap 6, and front end housing 5 and shell 3 are integrated die-casting moulding.Annular protrusion 51 is down stretched out in front end housing 5 ends, and annular protrusion 51 extend into shell 3 the insides and is close to the interior sidewall surface of shell 3.Some fixture blocks 511 are stretched out in annular protrusion 51 outsides outward, and the interior sidewall surface die casting of shell 3 also wraps fixture block 511.The end face of annular protrusion 51 down stretches out some locating pieces 512, between every two adjacent locating pieces 512, is all provided with permanent magnet 4.Thereby mounting screw 7 passes front end housing 5 and is screwed into locating piece 512 the insides front end housing 5 is arranged on the end of shell 3.On the end face of front end housing 5 and rear end cap 6, be all provided with some clay grooves 61.Shell 3 outsides are set with mounting flange 31.Some permanent magnets 4 are to stick in the interior sidewall surface of shell 3 by glue.In the middle of rotating shaft 1, offer axis hole 11, the lead-out wire 21 of stator module 2 stretches out outward in the middle of axis hole 11.
Principle of the present utility model is: front end housing 5 and shell 3 are integrated die-casting moulding, simple in structure, handling ease, and cost is low, and the axiality of front end housing 5 and shell 3 is guaranteed, and makes motor operation more reliable.
Embodiment bis-: as shown in Figures 1 to 9, the utility model is a kind of air blast, comprise volute of blower 8, DC brushless outer rotor motor, centrifugal wind wheel 9 and some bracket components 10, in the middle of volute of blower 8, offer cavity 80, offer air inlet 81 in volute of blower 8 both ends of the surface, set out air port 82 at volute of blower 8 one side openings, air inlet 81 and air outlet 82 are all communicated with cavity 80, described DC brushless outer rotor motor comprises rotating shaft 1, stator module 2, shell 3, some permanent magnets 4, front end housing 5 and rear end cap 6, stator module 2 is fixed in rotating shaft 1, shell 3 is sleeved on outside stator module 2, some permanent magnets 4 are positioned at stator module 2 outsides and are arranged in the interior sidewall surface of shell 3, front end housing 5 and rear end cap 6 are arranged on respectively shell 3 two ends, rotating shaft 1 is bearing on the bearing of front end housing 5 and rear end cap 6 and two end cap is stretched out outward, the nested centrifugal wind wheel 9 that is provided with in shell 3 outsides, DC brushless outer rotor motor and centrifugal wind wheel 9 are positioned at cavity 80 the insides, be separately installed with bracket component 10 at rotating shaft 1 two ends, bracket component 10 is arranged on the volute of blower 8 of air inlet 81 peripheries, front end housing 5 and shell 3 are integrated die-casting moulding.
Principle of the present utility model is: front end housing 5 and shell 3 are integrated die-casting moulding, simple in structure, handling ease, and cost is low, and the axiality of front end housing 5 and shell 3 is guaranteed, and makes motor operation more reliable.
Above embodiment is preferred embodiments of the present invention; but embodiments of the present invention are not limited to this; other are any does not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitute, combination, simplify; be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (10)
1. a DC brushless outer rotor motor, comprise rotating shaft (1), stator module (2), shell (3), some permanent magnets (4), front end housing (5) and rear end cap (6), stator module (2) is fixed in rotating shaft (1), shell (3) is sleeved on outside stator module (2), some permanent magnets (4) are positioned at stator module (2) outside and are arranged in the interior sidewall surface of shell (3), front end housing (5) and rear end cap (6) are arranged on respectively shell (3) two ends, rotating shaft (1) is bearing on the bearing of front end housing (5) and rear end cap (6), it is characterized in that: front end housing (5) and shell (3) are integrated die-casting moulding.
2. a kind of DC brushless outer rotor motor according to claim 1, is characterized in that: annular protrusion (51) is down stretched out in front end housing (5) end, and annular protrusion (51) extend into shell (3) the inside and is close to the interior sidewall surface of shell (3).
3. a kind of DC brushless outer rotor motor according to claim 2, is characterized in that: some fixture blocks (511) are stretched out in annular protrusion (51) outside outward, and the interior sidewall surface die casting of shell (3) also wraps fixture block (511).
4. according to a kind of DC brushless outer rotor motor described in claim 2 or 3, it is characterized in that: the end face of annular protrusion (51) down stretches out some locating pieces (512), between every adjacent two locating pieces (512), be all provided with permanent magnet (4).
5. a kind of DC brushless outer rotor motor according to claim 4, it is characterized in that: it also comprises some mounting screws (7), mounting screw (7) through front end housing (5) and be screwed into locating piece (512) thus the inside front end housing (5) is arranged on the end of shell (3).
6. according to a kind of DC brushless outer rotor motor described in claim 1 or 2 or 3, it is characterized in that: on the end face of front end housing (5) and rear end cap (6), be all provided with some clay grooves (61).
7. according to a kind of DC brushless outer rotor motor described in claim 1 or 2 or 3, it is characterized in that: shell (3) outside is set with mounting flange (31).
8. according to a kind of DC brushless outer rotor motor described in claim 1 or 2 or 3, it is characterized in that: some permanent magnets (4) are to stick in the interior sidewall surface of shell (3) by glue.
9. according to a kind of DC brushless outer rotor motor described in claim 1 or 2 or 3, it is characterized in that: in the middle of rotating shaft (1), offer axis hole (11), the lead-out wire (21) of stator module (2) stretches out outward in the middle of axis hole (11).
10. the air blast of any one a kind of DC brushless outer rotor motor described in an application rights requirement 1 to 9, comprise volute of blower (8), DC brushless outer rotor motor, centrifugal wind wheel (9) and some bracket components (10), in the middle of volute of blower (8), offer cavity (80), offer air inlet (81) in volute of blower (8) both ends of the surface, set out air port (82) at volute of blower (8) one side openings, air inlet (81) and air outlet (82) are all communicated with cavity (80), described DC brushless outer rotor motor comprises rotating shaft (1), stator module (2), shell (3), some permanent magnets (4), front end housing (5) and rear end cap (6), stator module (2) is fixed in rotating shaft (1), shell (3) is sleeved on outside stator module (2), some permanent magnets (4) are positioned at stator module (2) outside and are arranged in the interior sidewall surface of shell (3), front end housing (5) and rear end cap (6) are arranged on respectively shell (3) two ends, rotating shaft (1) is bearing on the bearing of front end housing (5) and rear end cap (6) and two end cap is stretched out outward, at the nested centrifugal wind wheel (9) that is provided with in shell (3) outside, DC brushless outer rotor motor and centrifugal wind wheel (9) are positioned at cavity (80) the inside, be separately installed with bracket component (10) at rotating shaft (1) two ends, bracket component (10) is arranged on the peripheral volute of blower (8) of air inlet (81), it is characterized in that: front end housing (5) and shell (3) are integrated die-casting moulding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420135715.3U CN203775003U (en) | 2014-03-24 | 2014-03-24 | Direct-current brushless outer rotor motor and air blower of application thereof |
| PCT/CN2014/087339 WO2015143853A1 (en) | 2014-03-24 | 2014-09-24 | Direct-current brushless outer rotor motor and air blower applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420135715.3U CN203775003U (en) | 2014-03-24 | 2014-03-24 | Direct-current brushless outer rotor motor and air blower of application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203775003U true CN203775003U (en) | 2014-08-13 |
Family
ID=51292151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420135715.3U Expired - Lifetime CN203775003U (en) | 2014-03-24 | 2014-03-24 | Direct-current brushless outer rotor motor and air blower of application thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203775003U (en) |
| WO (1) | WO2015143853A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505966A (en) * | 2014-12-30 | 2015-04-08 | 深圳市双环全新机电股份有限公司 | Outer rotor brushless motor |
| WO2015143853A1 (en) * | 2014-03-24 | 2015-10-01 | 中山大洋电机制造有限公司 | Direct-current brushless outer rotor motor and air blower applying same |
| WO2016201808A1 (en) * | 2015-06-15 | 2016-12-22 | 中山大洋电机股份有限公司 | Brushless direct current external-rotor motor and fan using same |
| WO2017004845A1 (en) * | 2015-07-04 | 2017-01-12 | 中山大洋电机股份有限公司 | External rotor motor and fan using same |
| WO2017054709A1 (en) * | 2015-09-29 | 2017-04-06 | 佛山市启正电气有限公司 | Ceiling fan rotor facilitating precision mounting of bearing |
| CN109245372A (en) * | 2018-10-29 | 2019-01-18 | 深圳市艺峰马达配件有限公司 | A kind of fan brushless motor |
| CN111555523A (en) * | 2020-06-11 | 2020-08-18 | 天津中德应用技术大学 | Brushless DC motor of smooth speed governing |
| CN113586480A (en) * | 2021-07-22 | 2021-11-02 | 广东爱美信电器有限公司 | T-shaped double-air-inlet efficient pipeline fan |
| CN114944717A (en) * | 2022-06-20 | 2022-08-26 | 贵州航天林泉电机有限公司 | Magnetic steel inclined pole structure and outer rotor motor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001178098A (en) * | 1999-12-20 | 2001-06-29 | Toshiba Home Technology Corp | Dc brushless motor |
| CN201171167Y (en) * | 2008-03-12 | 2008-12-24 | 许晓华 | Integral motor casing |
| CN101699716A (en) * | 2009-10-27 | 2010-04-28 | 常州奥立思特电子有限公司 | Electric machine |
| CN202918162U (en) * | 2012-10-31 | 2013-05-01 | 中山大洋电机股份有限公司 | DC brushless external rotor motor structure |
| 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 |
| CN203775003U (en) * | 2014-03-24 | 2014-08-13 | 中山大洋电机制造有限公司 | Direct-current brushless outer rotor motor and air blower of application thereof |
-
2014
- 2014-03-24 CN CN201420135715.3U patent/CN203775003U/en not_active Expired - Lifetime
- 2014-09-24 WO PCT/CN2014/087339 patent/WO2015143853A1/en active Application Filing
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015143853A1 (en) * | 2014-03-24 | 2015-10-01 | 中山大洋电机制造有限公司 | Direct-current brushless outer rotor motor and air blower applying same |
| CN104505966A (en) * | 2014-12-30 | 2015-04-08 | 深圳市双环全新机电股份有限公司 | Outer rotor brushless motor |
| WO2016201808A1 (en) * | 2015-06-15 | 2016-12-22 | 中山大洋电机股份有限公司 | Brushless direct current external-rotor motor and fan using same |
| WO2017004845A1 (en) * | 2015-07-04 | 2017-01-12 | 中山大洋电机股份有限公司 | External rotor motor and fan using same |
| US10389186B2 (en) | 2015-07-04 | 2019-08-20 | Zhongshan Broad-Ocean Motor Co., Ltd. | External rotor motor and draught fan comprising the same |
| WO2017054709A1 (en) * | 2015-09-29 | 2017-04-06 | 佛山市启正电气有限公司 | Ceiling fan rotor facilitating precision mounting of bearing |
| CN109245372A (en) * | 2018-10-29 | 2019-01-18 | 深圳市艺峰马达配件有限公司 | A kind of fan brushless motor |
| CN109245372B (en) * | 2018-10-29 | 2023-10-20 | 深圳市艺峰马达配件有限公司 | Brushless motor of fan |
| CN111555523A (en) * | 2020-06-11 | 2020-08-18 | 天津中德应用技术大学 | Brushless DC motor of smooth speed governing |
| CN111555523B (en) * | 2020-06-11 | 2025-06-27 | 天津中德应用技术大学 | A brushless DC motor with smooth speed regulation |
| CN113586480A (en) * | 2021-07-22 | 2021-11-02 | 广东爱美信电器有限公司 | T-shaped double-air-inlet efficient pipeline fan |
| CN114944717A (en) * | 2022-06-20 | 2022-08-26 | 贵州航天林泉电机有限公司 | Magnetic steel inclined pole structure and outer rotor motor |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015143853A1 (en) | 2015-10-01 |
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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: 20140813 |