CN203674817U - Improved motor stator and rotor assembly - Google Patents
Improved motor stator and rotor assembly Download PDFInfo
- Publication number
- CN203674817U CN203674817U CN201320751152.6U CN201320751152U CN203674817U CN 203674817 U CN203674817 U CN 203674817U CN 201320751152 U CN201320751152 U CN 201320751152U CN 203674817 U CN203674817 U CN 203674817U
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- China
- Prior art keywords
- rotor assembly
- stator core
- rotor
- electric machine
- axially
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- 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
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 210000005056 cell body Anatomy 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 8
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Abstract
The utility model relates to an improved motor stator and a rotor assembly. The improved motor stator and the rotor assembly solve technical problems that the prior art is not reasonable enough. An outer wall of a stator core is provided with four groove bodies which extend axially and are distributed uniformly on a circumferential direction. Each groove body is provided with a first semi-round groove extending axially. An axially extended flat shape groove is disposed between two adjacent groove bodies, wherein length of a cross section of the flat shape groove is longer than length of a cross section of other three flat shape grooves. A side of each flat shape groove in the three flat shape grooves is also provided with a second semi-round groove extending axially. The stator core is provided with four injection moulding holes and a ground hole which pass through the stator core axially. A reel is provided with a rotor inside. A magnetic steel fixing sleeve is sleeved on the periphery of the rotor. Compared with the prior art, the motor stator and the rotor assembly are advantaged in that design is reasonable, structure is simple, and motor arrangement is improved.
Description
Technical field
The utility model belongs to motor component technical field, especially relates to a kind of improved type electric machine stator, rotor assembly.
Background technology
Conventionally be fixed with shell in motor stator core periphery, and shell is made up of metal material etc.Obviously, the body seal of this structure is poor, and antiseptic power is not high, and is unfavorable for heat radiation.In addition, the profile of above-mentioned shell is attractive in appearance not, and processing and manufacturing process is also comparatively complicated.On the other hand, after motor stator slice is superimposed together, form motor stator core, coil is wound on motor stator core.At present, motor stator slice is monolithic construction normally, when coil winding, rolls off the production line by notch, rolling off the production line is generally by manual, and after rolling off the production line, needs shaping again, and overhang is higher, cause the expense material of taking a lot of work, and existing stator manufacture is comparatively loaded down with trivial details, and inaccurate.
For example, Chinese patent literature discloses a kind of motor stator [application number: 201220343338.3], comprise stator core, stator core outer circumference surface is provided with the covered plastics layer of insulation, stator core is hollow structure, stator core inner edge is provided with the wrapping post extending internally, between wrapping post, form winding slot, wrapping post end is provided with overhead structure, the You Liangge inclined plane, bottom surface of winding slot forms, two inclined planes are connected and form obtuse angle, and the side of the described winding slot of two inclined plane self intersections each with it forms rectangular-shaped.
Although such scheme has improved copper factor, make the distribution of the magnetic line of force more evenly rationally, improve the efficiency of motor.But it is reasonable not still to exist design, be difficult to realize quick location, cannot realize Automated winding, and make the technical problems such as the layout of motor is unreasonable.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of reasonable in design, simple in structure, can improve improved type electric machine stator, the rotor assembly of motor layout.
For achieving the above object, the utility model has adopted following technical proposal: this improved type electric machine stator, rotor assembly, comprise tubular stator core, on described stator core, axially offer the coil holder hole for drum stand is installed, described drum stand comprises central ring and is arranged on the some coiling bars in central ring outside, described central ring is connected as a single entity structure with coiling bar, it is characterized in that, on described stator core outer wall, offering four extends axially and circumferential equally distributed cell body, in described each cell body, also offer axially extended the first semi-circular groove, between described adjacent two cell bodies, also offer an axially extended sector, the length of the cross section of one of them described sector is greater than the length of the cross section of other three sectors, and in these three sectors, a side of each sector also offers axially extended the second semi-circular groove, on described stator core, be also provided with and be axially penetrated with four injecting holes and a ground wire hole, in described drum stand, be provided with rotor, there is magnet steel fixed cover at rotor periphery cover.
Further, owing to being provided with the first semi-circular groove, sector, the second semi-circular groove, thereby can make the assembling of stator core more simple and easy, in stator core assembling, make the location of stator piece more quick and precisely, and after injection moulding, can strengthen the bond strength of stator core and plastic, because the length of the cross section of one of them sector is greater than the length of the cross section of other three sectors, thereby can be convenient to processing, reduce the generation rate of substandard products, owing to being provided with ground wire hole, thereby can make the layout of motor more reasonable, can better protect motor, prevent from getting an electric shock, can also protect motor component, prevent the damage of motor component.
In above-mentioned improved type electric machine stator, rotor assembly, the described injecting hole cross section shape that assumes diamond in shape, and be wherein interior arc chord angle on a pair of diagonal angle, described injecting hole is positioned at a side of cell body, and injecting hole is corresponding one by one with cell body.
Further, owing to being provided with injecting hole, thereby can further improve the bond strength of stator core and plastic, improve Product Safety.
In above-mentioned improved type electric machine stator, rotor assembly, described ground wire hole is arranged on long side of sector cross section.
In above-mentioned improved type electric machine stator, rotor assembly, in described coil holder hole, be provided with the convex body that some axial settings and even circumferential distribute, described convex body is connected with stator core, on each convex body, be provided with axially extended recess, the outer end of described coiling bar can match with recess, one of them described recess is provided with axially extended location notch, and described location notch can match with the positioning body winding the line on bar outer end.
Further, owing to being provided with convex body, thereby can prevent the line body collsion damage on drum stand, layout is more reasonable; And effectively improve the accuracy of stator core and drum stand installation site by said structure, can also more effectively prevent that stator core and drum stand are subjected to displacement.
In above-mentioned improved type electric machine stator, rotor assembly, described rotor periphery portion is provided with the magnet steel mounting groove of some axial settings, and magnet steel mounting groove circumferencial direction is uniformly distributed.
In above-mentioned improved type electric machine stator, rotor assembly, described magnet steel mounting groove is separated by divider, and described divider both sides are respectively equipped with axially extended magnet steel location notch.
Further, owing to being provided with magnet steel location notch, thereby can promote the stability that magnet steel is installed, and because magnet steel is bonded in rotor periphery by binding agent, can improve the bond strength of magnet steel and rotor by said structure.
In above-mentioned improved type electric machine stator, rotor assembly, described stator core, drum stand and rotor laminate and make by plates.
Compared with prior art, the advantage of this improved type electric machine stator, rotor assembly is: 1, reasonable in design, simple in structure, can improve motor layout.2, the motor stator component of this product is installed, can be effectively improved the fail safe of motor.3, easy to maintenance, and can extend useful life of motor.4, process more conveniently, rate of finished products is high.
Brief description of the drawings
Fig. 1 is the structural representation that the utility model provides.
Fig. 2 is the structural representation of the novel stator core providing of this use.
Fig. 3 is the structure for amplifying schematic diagram of A portion in Fig. 1.
In figure, stator core 1, drum stand 2, coil holder hole 3, rotor 4, central ring 21, coiling bar 22, cell body 11, the first semi-circular groove 12, sector 13, the second semi-circular groove 14, injecting hole 15, ground wire hole 16, magnet steel fixed cover 41, convex body 31, recess 311, location notch 311a, positioning body 221, magnet steel mounting groove 42, divider 43, magnet steel location notch 44.
Embodiment
As Figure 1-3, this improved type electric machine stator, rotor assembly, comprise tubular stator core 1, on stator core 1, axially offer the coil holder hole 3 for drum stand 2 is installed, drum stand 2 comprises central ring 21 and is arranged on the some coiling bars 22 in central ring 21 outsides, central ring 21 is connected as a single entity structure with coiling bar 22, on stator core 1 outer wall, offering four extends axially and circumferential equally distributed cell body 11, in each cell body 11, also offer axially extended the first semi-circular groove 12, between adjacent two cell bodies 11, also offer an axially extended sector 13, the length of the cross section of one of them sector 13 is greater than the length of the cross section of other three sectors 13, and in these three sectors 13, a side of each sector 13 also offers axially extended the second semi-circular groove 14, on stator core 1, be also provided with and be axially penetrated with four injecting holes 15 and a ground wire hole 16, in drum stand 2, be provided with rotor 4, there is magnet steel fixed cover 41 in rotor 4 outer race.
The injecting hole 15 cross sections shape that assumes diamond in shape, and be wherein interior arc chord angle on a pair of diagonal angle, injecting hole 15 is positioned at a side of cell body 11, and injecting hole 15 is corresponding one by one with cell body 11, and ground wire hole 16 is arranged on long side of sector 13 cross sections.In coil holder hole 3, be provided with the convex body 31 that some axial settings and even circumferential distribute, convex body 31 is connected with stator core 1, on each convex body 31, be provided with axially extended recess 311, the outer end of coiling bar 22 can match with recess 311, one of them recess 311 is provided with axially extended location notch 311a, location notch 311a can match with the positioning body 221 winding the line on bar 22 outer ends, rotor 4 outer parts are provided with the magnet steel mounting groove 42 of some axial settings, and magnet steel mounting groove 42 circumferencial directions are uniformly distributed, magnet steel mounting groove 42 is separated by divider 43, divider 43 both sides are respectively equipped with axially extended magnet steel location notch 44, stator core 1, drum stand 2 and rotor 4 laminate and make by plates.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as stator core 1, drum stand 2, coil holder hole 3, rotor 4, central ring 21, coiling bar 22, cell body 11, the first semi-circular groove 12, sector 13, the second semi-circular groove 14, injecting hole 15, ground wire hole 16, magnet steel fixed cover 41, convex body 31, recess 311, location notch 311a, positioning body 221, magnet steel mounting groove 42, divider 43, magnet steel location notch 44 herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (7)
1. an improved type electric machine stator, rotor assembly, comprise tubular stator core (1), on described stator core (1), axially offer the coil holder hole (3) for drum stand (2) is installed, described drum stand (2) comprises central ring (21) and is arranged on the some coiling bars (22) in central ring (21) outside, described central ring (21) is connected as a single entity structure with coiling bar (22), it is characterized in that, on described stator core (1) outer wall, offering four extends axially and circumferential equally distributed cell body (11), in described each cell body (11), also offer axially extended the first semi-circular groove (12), between described adjacent two cell bodies (11), also offer an axially extended sector (13), the length of the cross section of described one of them sector (13) is greater than the length of the cross section of other three sectors (13), and in these three sectors (13), a side of each sector (13) also offers axially extended the second semi-circular groove (14), on described stator core (1), be also provided with and be axially penetrated with four injecting holes (15) and a ground wire hole (16), in described drum stand (2), be provided with rotor (4), there is magnet steel fixed cover (41) in rotor (4) outer race.
2. improved type electric machine stator according to claim 1, rotor assembly, it is characterized in that, described injecting hole (15) the cross section shape that assumes diamond in shape, and on a pair of diagonal angle, be wherein interior arc chord angle, described injecting hole (15) is positioned at a side of cell body (11), and injecting hole (15) is corresponding one by one with cell body (11).
3. improved type electric machine stator according to claim 1 and 2, rotor assembly, is characterized in that, described ground wire hole (16) is arranged on long side of sector (13) cross section.
4. improved type electric machine stator according to claim 1 and 2, rotor assembly, it is characterized in that, in described coil holder hole (3), be provided with the convex body (31) that some axial settings and even circumferential distribute, described convex body (31) is connected with stator core (1), on each convex body (31), be provided with axially extended recess (311), the outer end of described coiling bar (22) can match with recess (311), described one of them recess (311) is provided with axially extended location notch (311a), described location notch (311a) can match with the positioning body (221) winding the line on bar (22) outer end.
5. improved type electric machine stator according to claim 1 and 2, rotor assembly, is characterized in that, described rotor (4) outer part is provided with the magnet steel mounting groove (42) of some axial settings, and magnet steel mounting groove (42) circumferencial direction is uniformly distributed.
6. improved type electric machine stator according to claim 5, rotor assembly, is characterized in that, described magnet steel mounting groove (42) is separated by divider (43), and described divider (43) both sides are respectively equipped with axially extended magnet steel location notch (44).
7. improved type electric machine stator according to claim 1 and 2, rotor assembly, is characterized in that, described stator core (1), drum stand (2) and rotor (4) laminate and make by plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320751152.6U CN203674817U (en) | 2013-11-22 | 2013-11-22 | Improved motor stator and rotor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320751152.6U CN203674817U (en) | 2013-11-22 | 2013-11-22 | Improved motor stator and rotor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674817U true CN203674817U (en) | 2014-06-25 |
Family
ID=50971068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320751152.6U Expired - Lifetime CN203674817U (en) | 2013-11-22 | 2013-11-22 | Improved motor stator and rotor assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674817U (en) |
-
2013
- 2013-11-22 CN CN201320751152.6U patent/CN203674817U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGZHOU SIERWO MECHANICAL AND ELECTRICAL CO., LTD Free format text: FORMER OWNER: DEQING SIDATE ELECTROMECHANICAL CO., LTD. Effective date: 20150209 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sun Hanming Inventor after: Huang Chaohui Inventor after: Zhou Dongming Inventor after: Ni Yongbo Inventor after: Ni Dingzhong Inventor after: Tu Chengda Inventor before: Ni Yongbo Inventor before: Huang Chaohui Inventor before: Zhou Dongming Inventor before: Sun Hanming Inventor before: Ni Dingzhong Inventor before: Tu Chengda |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 313200 HUZHOU, ZHEJIANG PROVINCE TO: 310053 HANGZHOU, ZHEJIANG PROVINCE Free format text: CORRECT: INVENTOR; FROM: NI YONGBO HUANG ZHAOHUI ZHOU DONGMING SUN HANMING NI DINGZHONG TU CHENGDA TO: SUN HANMING HUANG ZHAOHUI ZHOU DONGMING NI YONGBO NI DINGZHONG TU CHENGDA |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150209 Address after: 310053, B1098, room 368, building 1 (North), six / F Road, Binjiang District, Zhejiang, Hangzhou Patentee after: Hangzhou mechanical and electrical limited company Volvo. Address before: 313200 Zhejiang city of Huzhou province Deqing County Wukang Ring Road No. 137 Patentee before: DEQING CIDATE ELECTRICAL AND MECHANICAL Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20170526 Address after: 310000, No. five, No. 3688, Linjiang hi tech Industrial Development Zone, grand Jiangdong industrial agglomeration area, Zhejiang, Hangzhou, China Patentee after: HANGZHOU E-SERVO TECHNOLOGY CO.,LTD. Address before: 310053, B1098, room 368, building 1 (North), six / F Road, Binjiang District, Zhejiang, Hangzhou Patentee before: Hangzhou mechanical and electrical limited company Volvo. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |
|
| CX01 | Expiry of patent term |