CN105449900A - Plastic-packaged outer rotor motor with mounting feet - Google Patents
Plastic-packaged outer rotor motor with mounting feet Download PDFInfo
- Publication number
- CN105449900A CN105449900A CN201511011149.0A CN201511011149A CN105449900A CN 105449900 A CN105449900 A CN 105449900A CN 201511011149 A CN201511011149 A CN 201511011149A CN 105449900 A CN105449900 A CN 105449900A
- Authority
- CN
- China
- Prior art keywords
- plastic packaging
- stator
- plastic
- installation foot
- 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.)
- Granted
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/02—Casings or enclosures characterised by the material thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
Abstract
The invention discloses a plastic-packaged outer rotor motor with mounting feet, which relates to an outer rotor motor. The existing outer rotor motor has no mounting feet, and is difficult to satisfy mounting of the exiting air conditioning type electric appliances. The plastic-packaged outer rotor motor with mounting feet comprises a plastic-packaged stator and a plastic-packaged outer rotor, wherein the plastic-packaged stator comprises a stator plastic package, a stator component and a cable clamp, the plastic-packaged outer rotor comprises a shaftless rotor, a rotation shaft and a rotor plastic package, the plastic-packaged stator is provided with a front bearing chamber and a rear bearing chamber, and the front bearing chamber and the rear bearing chamber are formed directly by plastic packaging; and the plastic stator is provided with mounting feet capable of matching the air conditioning electric appliances. In the technical scheme provided by the invention, the front and rear bearing chambers are integrally formed by plastic packaging, thus, coaxiality of the front and rear bearing chambers is guaranteed, a problem of motor noise caused by eccentricity of the bearing chambers is reduced, and metal part materials can be omitted or reduced; and with the mounting feet structure, the plastic-packaged outer rotor motor can match mounting of the existing air conditioning type electric appliances, is not involved with change of main body mounting structure, and is easy to produce in batches.
Description
Technical field
The present invention relates to a kind of external rotor electric machine.
Background technology
Existing external rotor electric machine, without installation foot structure, is difficult to the installation meeting existing air-conditioning electric appliances; Motor is with the large end cap of metal, and rotor assembly is with metal chassis, and material cost is high; Motor coaxle degree is bad, and noise problem is relatively outstanding.
Summary of the invention
The technical assignment of the technical problem to be solved in the present invention and proposition carries out improving to prior art and improves, the plastic packaging external rotor electric machine of band installation foot is provided, the drawback of existing air-conditioning electric appliances can not be installed on to solve current outer rotor motor structure and alleviates for the purpose of motor noise problem.For this reason, the present invention takes following technical scheme.
With the plastic packaging external rotor electric machine of installation foot, comprise plastic packaging stator and plastic packaging external rotor, described plastic packaging stator comprises stator plastic packaging, stator module, wire clamp, described plastic packaging external rotor comprises shaftless rotor, rotating shaft, rotor plastic packaging, described plastic packaging stator is provided with fore bearing room and rear bearing room, and fore bearing room and rear bearing room are that direct plastic packaging is shaping; Described plastic packaging stator is provided with the installation foot that can mate air conditioning appliance.The shaping axiality that can ensure front and back bearings room of front and back bearings room integration plastic packaging, improves the motor noise problem that bearing chamber bias causes, can remove or reduce metal parts material from again; With installation foot structure, the installation of existing air-conditioning electric appliances structure can be mated, do not relate to the change of this mounting structure, be easy to realize volume production.
As improving further and supplementing technique scheme, the present invention also comprises following additional technical feature.
Described stator plastic packaging by BMC plastics directly on stator module and wire clamp plastic packaging shaping; Described rotor plastic packaging by BMC plastics directly on shaftless rotor and rotating shaft plastic packaging shaping; Described installation foot is that BMC material is directly one-body molded when stator plastic packaging.BMC plastics have excellent electric property, mechanical performance, thermal endurance, chemical resistance, can replace metal chassis to a certain extent, low cost of manufacture, and convenient processing and manufacture is quick, and can carry out aft-loaded airfoil process.One-body molded, need not additionally manufacturing process support, structural strength is high.
Multiple described installation foot is around the flange platform being distributed in stator plastic packaging outer rim, and the centre of each installation foot is provided with installing hole.Multiple installation foot is convenient to the firm electric appliances that installs an air-conditioner, simple and reliable by the mounting means of installing hole.
Described installation foot is outwardly in flange platform, and described flange platform and the both ends of the surface of installation foot are plane, and the outer rim of the both ends of the surface of flange platform and installation foot is provided with along all blank steps.Planar end processing and easy for installation, not only can save material along all blank steps, optimize structure, and the edge contraction distortion of plastics can be reduced, promote axiality.
Described installation foot quantity is 3 or 4, and uniform ring is around the flange platform being distributed in plastic packaging stator.Uniform ring contributes to promoting axiality around the installation foot of distribution.
The bottom periphery that described stator plastic packaging is positioned at rear bearing room be provided with around sealed end cover slot, described stator plastic packaging makes rear bearing room be closed in motor internal by the end cover of build-in in sealed end cover slot.Better waterproof effect is realized by the use of end cover.
The top center of described rotor plastic packaging is provided with protruding rotating shaft holder, the endoporus side of described rotating shaft holder directly and rotating shaft contacts side surfaces fix, described rotating shaft holder is raised with bearing briquetting downwards, the upper surface inside line of bearing pushed down by described bearing briquetting, and described rotor plastic packaging is positioned at the surrounding of top rotating shaft holder around being evenly equipped with multiple reinforcement.Directly be fixed on the rotating shaft holder of rotor plastic packaging by rotating shaft, and push down bearing by bearing briquetting, eliminate the structures such as jump ring, reduce material cost; By rotor plastic packaging top rotating shaft holder around uniform reinforcing rib structure, improve plastic package rotor intensity when saving BMC material.
The inner side of described flange platform is provided with rotor pin groove, edge week end pin bottom described plastic packaging external rotor embeds in rotor pin groove, described is provided with gap along holding in week between the bottom end face of pin and the bottom surface of rotor pin groove, and described flange platform is provided with rhone and is communicated with rotor pin groove.When motor entering water, this structure is convenient to draining.
The rotating shaft holder inner hole part that described rotating shaft is combined with rotor plastic packaging is provided with circumferential circumferential groove, and described BMC plastics are directly shaping in conjunction with muscle at circumferential groove during plastic packaging in rotating shaft.Strengthen the adhesion of rotating shaft and rotor plastic packaging, prevent circumference from rotating and moving axially.
The direction of principal axis that goes out of described rotating shaft comprises front unidirectional shaft, rear unidirectional shaft, the two-way shaft in front and back three kinds of shaft modes.The installation requirement of different body, various structures can be met, improve the utilance of plastic package die.
Beneficial effect: shaping by front and back bearings room integration plastic packaging, effectively reduce the noise of external rotor electric machine, reduce motor material cost, multiple shaft mode can be realized, be convenient to water-proof drainage, meet different installation requirements, directly can be installed on existing air-conditioning class body, be easy to realize volume production.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is plan structure figure of the present invention.
Fig. 3 is cutaway view of the present invention.
In figure: 1-plastic packaging external rotor; 2-plastic packaging stator; 3-rotating shaft; 4-installation foot; 5-wire clamp; 6-installing hole; 7-outer rim side; 8-flange platform; 9-is along all blank steps; 10-circumferential groove; 11-fore bearing room; 12-rear bearing room; 13-stator plastic packaging; 14-rotor plastic packaging; The shaftless rotor of 15-; 16-stator module; 17-rhone; 18-reinforcement; 19-rotating shaft holder; 20-is along week end pin; 21-rotor pin groove; 22-end cover; 23-sealed end cover slot; 24-bearing briquetting.
Embodiment
Below in conjunction with Figure of description, technical scheme of the present invention is described in further detail.
As shown in Figure 1, with the plastic packaging external rotor electric machine of installation foot, comprise plastic packaging stator 2 and plastic packaging external rotor 1, described plastic packaging stator 2 comprises stator plastic packaging 13, stator module 16, wire clamp 5, and described plastic packaging external rotor 1 comprises shaftless rotor 15, rotating shaft 3, rotor plastic packaging 14.
In order to ensure the axiality of front and back bearings room, improve the motor noise problem that bearing chamber bias causes, reduce motor manufacturing cost, the described fore bearing room 11 set by plastic packaging stator 2 and rear bearing room 12 are that direct plastic packaging is shaping, described stator plastic packaging 13 by BMC plastics directly on stator module 16 and wire clamp 5 plastic packaging shaping; Described rotor plastic packaging 14 by BMC plastics directly on shaftless rotor 15 and rotating shaft 3 plastic packaging shaping.
In order to the installation of existing air-conditioning electric appliances structure can be mated, described plastic packaging stator 2 is provided with the installation foot 4 that can mate air conditioning appliance, described installation foot 4 for BMC material directly one-body molded when stator plastic packaging, multiple described installation foot uniform ring is around the flange platform 8 being distributed in plastic packaging stator 2 outer rim, the centre of each installation foot is provided with installing hole 6, described installation foot 4 is outwardly in flange platform 8, described flange platform 8 and the both ends of the surface of installation foot 4 are same level, and the outer rim of flange platform 8 and installation foot 4 both ends of the surface is provided with along all blank steps 9.In this example, the quantity of described stagger angle 4 is 4.
In order to save jump ring, simplified structure, and reduce material cost, plastic package rotor intensity is improved when saving BMC material, the top center of described rotor plastic packaging 14 is provided with protruding rotating shaft holder 19, the endoporus side of described rotating shaft holder 19 directly and rotating shaft 3 contacts side surfaces fix, described rotating shaft holder 19 is raised with bearing briquetting 24 downwards, the upper surface inside line of bearing pushed down by described bearing briquetting 24, and described rotor plastic packaging 14 is positioned at the surrounding of top rotating shaft holder 19 around being evenly equipped with multiple reinforcement 18.
In order to strengthen the adhesion of rotating shaft 3 and rotor plastic packaging 14, prevent circumference from rotating and moving axially, rotating shaft holder 19 inner hole part that described rotating shaft 3 is combined with rotor plastic packaging 14 is provided with circumferential circumferential groove 10, and described BMC plastics are directly shaping in conjunction with muscle at circumferential groove 10 during plastic packaging in rotating shaft 3.
In order to when motor entering water, be convenient to draining, the inner side of described flange platform 8 is provided with rotor pin groove 21, edge week end pin 20 bottom described plastic packaging external rotor 1 embeds in rotor pin groove 21, described is provided with gap along holding in week between the bottom end face of pin 20 and the bottom surface of rotor pin groove 21, and described flange platform 8 is provided with rhone 17 and is communicated with rotor pin groove 21.
In order to realize good waterproof effect, the bottom periphery that described stator plastic packaging 13 is positioned at rear bearing room 12 be provided with around sealed end cover slot 23, described stator plastic packaging 13 makes rear bearing room 12 be closed in motor internal by the end cover 22 of build-in in sealed end cover slot 23.
In order to the installation requirement of satisfied different body, various structures, improve the utilance of mould, the direction of principal axis that goes out of described rotating shaft 3 comprises front unidirectional shaft, rear unidirectional shaft, the two-way shaft in front and back three kinds of shaft modes.
Be below plastic packaging manufacture process:
Stator module 16, wire clamp 5 are placed on mold cores, closed plastic package die,
Then inject BMC plastic packaging material, complete the shaping of plastic packaging stator 2 by appointment mold pressing parameter.
Shaftless rotor 15, rotating shaft 3 are placed on mold cores, closed plastic package die, so
Rear injection BMC plastic packaging material, completes the shaping of plastic packaging external rotor 1 by appointment mold pressing parameter.
Finally, seal cover is pressed in the sealing cover slot of plastic packaging stator 2, plastic packaging stator 2 and plastic packaging external rotor 1 is assembled into external rotor electric machine, then water proof ring is pressed in the waterproof ring recess of plastic packaging stator 2.Finally, plastic packaging stator 2 and plastic packaging external rotor 1 are combined by bearing, jump ring, and rear bearing room 12 place presses end cover and is assembled into complete machine.
The plastic packaging external rotor electric machine of the band installation foot shown in above Fig. 1-3 is specific embodiments of the invention; substantive distinguishing features of the present invention and progress are embodied; can according to the use needs of reality; under enlightenment of the present invention; it is carried out to the equivalent modifications of the aspect such as shape, structure, all at the row of the protection range of this programme.
Claims (10)
1. be with the plastic packaging external rotor electric machine of installation foot, comprise plastic packaging stator (2) and the plastic packaging external rotor (1) with plastic packaging stator (2) phase build-in, described plastic packaging stator (2) comprises stator plastic packaging (13), stator module (16), wire clamp (5), described plastic packaging external rotor (1) comprises shaftless rotor (15), rotating shaft (3), rotor plastic packaging (14), it is characterized in that: described plastic packaging stator (2) is provided with fore bearing room (11) and rear bearing room (12), fore bearing room (11) and rear bearing room (12) for direct plastic packaging shaping; Described plastic packaging stator (2) is provided with the installation foot (4) that can mate air conditioning appliance.
2. the plastic packaging external rotor electric machine of band installation foot according to claim 1, is characterized in that: it is shaping that described stator plastic packaging (13) directly goes up plastic packaging at stator module (16) and wire clamp (5) by BMC plastics; It is shaping that described rotor plastic packaging (14) directly goes up plastic packaging at shaftless rotor (15) and rotating shaft (3) by BMC plastics; Described installation foot (4) for BMC material directly one-body molded when stator plastic packaging.
3. the plastic packaging external rotor electric machine of band installation foot according to claim 2, it is characterized in that: multiple described installation foot (4) is around the flange platform (8) being distributed in stator plastic packaging (13) outer rim, and the centre of each installation foot (4) is provided with installing hole (6).
4. the plastic packaging external rotor electric machine of band installation foot according to claim 3, it is characterized in that: described installation foot (4) is outwardly in flange platform (8), described flange platform (8) and the both ends of the surface of installation foot (4) are same level, and the outer rim of the both ends of the surface of flange platform (8) and installation foot (4) is provided with along all blank steps (9).
5. the plastic packaging external rotor electric machine of band installation foot according to claim 4, is characterized in that: described installation foot (4) quantity is 3 or 4, and uniform ring is around the flange platform (8) being distributed in plastic packaging stator (2).
6. the plastic packaging external rotor electric machine of band installation foot according to claim 1, it is characterized in that: the bottom periphery that described stator plastic packaging (13) is positioned at rear bearing room (12) be provided with around sealed end cover slot (23), described stator plastic packaging (13) makes rear bearing room (12) be closed in motor internal by the end cover (22) of build-in in sealed end cover slot (23).
7. the plastic packaging external rotor electric machine of band installation foot according to claim 1, it is characterized in that: the top center of described rotor plastic packaging (14) is provided with protruding rotating shaft holder (19), the endoporus side of described rotating shaft holder (19) directly and rotating shaft (3) contacts side surfaces fix, described rotating shaft holder (19) is raised with bearing briquetting (24) downwards, the upper surface inside line of bearing pushed down by described bearing briquetting (24), described rotor plastic packaging (14) is positioned at the surrounding of top rotating shaft holder (19) around being evenly equipped with multiple reinforcement (18).
8. the plastic packaging external rotor electric machine of band installation foot according to claim 4, it is characterized in that: the inner side of described flange platform (8) is provided with rotor pin groove (21), edge week end pin (20) of described plastic packaging external rotor (1) bottom embeds in rotor pin groove (21), be provided with gap between the described bottom end face along week end pin (20) and the bottom surface of rotor pin groove (21), described flange platform (8) is provided with rhone (17) and is communicated with rotor pin groove (21).
9. the plastic packaging external rotor electric machine of band installation foot according to claim 7, it is characterized in that: rotating shaft holder (19) inner hole part that described rotating shaft (3) and rotor plastic packaging (14) combine is provided with circumferential circumferential groove (10), described BMC plastics are directly shaping in conjunction with muscle at circumferential groove (10) when the upper plastic packaging of rotating shaft (3).
10. the plastic packaging external rotor electric machine of band installation foot according to claim 9, is characterized in that: the direction of principal axis that goes out of described rotating shaft (3) comprises front unidirectional shaft, rear unidirectional shaft, the two-way shaft in front and back three kinds of shaft modes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511011149.0A CN105449900B (en) | 2015-12-30 | 2015-12-30 | Plastic packaging external rotor electric machine with installation foot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511011149.0A CN105449900B (en) | 2015-12-30 | 2015-12-30 | Plastic packaging external rotor electric machine with installation foot |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105449900A true CN105449900A (en) | 2016-03-30 |
| CN105449900B CN105449900B (en) | 2018-08-07 |
Family
ID=55559801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511011149.0A Active CN105449900B (en) | 2015-12-30 | 2015-12-30 | Plastic packaging external rotor electric machine with installation foot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105449900B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113386152A (en) * | 2021-06-29 | 2021-09-14 | 重庆大学 | Six-axis polishing robot |
| CN114243981A (en) * | 2022-01-10 | 2022-03-25 | 卧龙电气驱动集团股份有限公司 | Permanent magnet outer rotor motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57132742A (en) * | 1970-01-29 | 1982-08-17 | Gen Electric | Rotary electric machine |
| CN2390343Y (en) * | 1999-07-02 | 2000-08-02 | 浙江卧龙电机股份有限公司 | Conjoined type bearing chamber for plastic sealed electric machine |
| CN201226465Y (en) * | 2008-06-26 | 2009-04-22 | 中山大洋电机股份有限公司 | External rotor motor |
| CN202364090U (en) * | 2011-12-09 | 2012-08-01 | 苏州金莱克汽车电机有限公司 | Brushless motor with ball bearing structure |
| CN203377713U (en) * | 2013-07-16 | 2014-01-01 | 广东威灵电机制造有限公司 | An external rotor motor |
| CN205231888U (en) * | 2015-12-30 | 2016-05-11 | 卧龙电气集团股份有限公司 | Take plastic envelope external rotor electric machine of installation foot |
-
2015
- 2015-12-30 CN CN201511011149.0A patent/CN105449900B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57132742A (en) * | 1970-01-29 | 1982-08-17 | Gen Electric | Rotary electric machine |
| CN2390343Y (en) * | 1999-07-02 | 2000-08-02 | 浙江卧龙电机股份有限公司 | Conjoined type bearing chamber for plastic sealed electric machine |
| CN201226465Y (en) * | 2008-06-26 | 2009-04-22 | 中山大洋电机股份有限公司 | External rotor motor |
| CN202364090U (en) * | 2011-12-09 | 2012-08-01 | 苏州金莱克汽车电机有限公司 | Brushless motor with ball bearing structure |
| CN203377713U (en) * | 2013-07-16 | 2014-01-01 | 广东威灵电机制造有限公司 | An external rotor motor |
| CN205231888U (en) * | 2015-12-30 | 2016-05-11 | 卧龙电气集团股份有限公司 | Take plastic envelope external rotor electric machine of installation foot |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113386152A (en) * | 2021-06-29 | 2021-09-14 | 重庆大学 | Six-axis polishing robot |
| CN114243981A (en) * | 2022-01-10 | 2022-03-25 | 卧龙电气驱动集团股份有限公司 | Permanent magnet outer rotor motor |
| CN114243981B (en) * | 2022-01-10 | 2023-05-12 | 卧龙电气驱动集团股份有限公司 | Permanent magnet outer rotor motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105449900B (en) | 2018-08-07 |
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| C06 | Publication | ||
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Co-patentee after: Zhejiang Wolong Household Electric Machinery Co., Ltd. Patentee after: Wolong Electric Drive Group Co., Ltd. Address before: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Co-patentee before: Zhejiang Wolong Household Electric Machinery Co., Ltd. Patentee before: Wolong Electric Group Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |