CN204304629U - The external rotor electric machine of a kind of stator module and application thereof - Google Patents
The external rotor electric machine of a kind of stator module and application thereof Download PDFInfo
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- CN204304629U CN204304629U CN201420851737.XU CN201420851737U CN204304629U CN 204304629 U CN204304629 U CN 204304629U CN 201420851737 U CN201420851737 U CN 201420851737U CN 204304629 U CN204304629 U CN 204304629U
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Abstract
The utility model discloses the external rotor electric machine of a kind of stator module and application thereof, comprise stator core, overhang insulation, coil windings and insulation lid, overhang insulation is arranged on the end face of stator core, coil windings is winding and installed on overhang insulation, up cylinder is stretched out in the middle of overhang insulation, insulation lid is arranged on the top of cylinder, down projection is stretched out in the middle of insulation lid, projection is nested in inside cylinder, projection is provided with draw-in groove, the inwall of cylinder is provided with fixture block, fixture block is nested in inside draw-in groove, structure is simple, firmly, when effectively preventing machine coiling, enamelled wire hangs on the fixture block of cylinder, and the consistency of stator end height can be kept, improve the quality of products.
Description
Technical field
The utility model relates to the external rotor electric machine of a kind of stator module and application thereof.
Background technology
As Fig. 1, shown in Fig. 2, the stationary part of existing external rotor electric machine comprises stator core A1, insulating trip, coil windings A2 and overhang insulation A3, insulating trip is arranged on the end face of stator core A1, coil windings A2 is winding and installed on insulating trip, cylinder A4 is up stretched out in the middle of insulating trip, some fixture block A41 are extended with toward outside at the top of cylinder A4, through hole A31 is offered in the centre of overhang insulation A3, the top of cylinder A4 is passed in the middle of through hole A31, fixture block A41 is pressed on the end face of overhang insulation A3, the bottom surface of overhang insulation A3 is bearing on the end face of coil windings A2, at least there is following several weak point in this stator structure:
1) because fixture block stretches to the outside of cylinder, when reeling coil windings, enamelled wire easily hangs on fixture block, affects machine rolls coiling winding, even can damage coil windings;
2) height due to coil windings each several part is inconsistent, and the bottom surface of overhang insulation is bearing on the end face of coil windings, and the end height of overhang insulation therefore can be caused inconsistent, reduces the quality of product, affects the design and installation that motor is follow-up;
3) overhang insulation easily circumference slip on cylinder, and easily come off from cylinder.
Summary of the invention
The purpose of this utility model is to provide the external rotor electric machine of a kind of stator module and application thereof, this stator member structure is simple, firm, when effectively preventing machine coiling, enamelled wire hangs on the fixture block of cylinder, and can keep the consistency of stator end height, improves the quality of products;
This outer rotor motor structure is simple, firmly, when effectively preventing machine coiling, enamelled wire hangs on the fixture block of cylinder, and can keep the consistency of stator end height, improves the quality of products.
The purpose of this utility model is achieved by following technical proposals.
A kind of stator module, comprise stator core, overhang insulation, coil windings and insulation lid, overhang insulation is arranged on the end face of stator core, and coil windings is winding and installed on overhang insulation, in the middle of overhang insulation, up stretch out cylinder, insulation lid is arranged on the top of cylinder, in the middle of insulation lid, down stretch out projection, projection is nested in inside cylinder, and projection is provided with draw-in groove, the inwall of cylinder is provided with fixture block, and fixture block is nested in inside draw-in groove.
Projection described above is annular, and on the projection of annular, circumference is provided with some draw-in grooves.
The bottom surface of insulation lid described above is bearing on the end face of cylinder.
The centre at insulation lid described above offers through hole, and projection down extends to form along the inwall of through hole.
Fixture block described above is pressed on the diapire of draw-in groove.
The quantity of fixture block described above is 6, and fixture block circumference on the internal face of cylinder is uniformly distributed.
Circular arc is provided with between fixture block described above and the top of cylinder.
A kind of external rotor electric machine, comprise rotating shaft, stator module, external rotor and end cap, down receiver is stretched out in the middle of end cap, stator module is sleeved on outside receiver, external rotor is nested in outside stator module, rotating shaft is positioned at inside receiver and rotating shaft one end and external rotor link together, described stator module comprises stator core, overhang insulation, coil windings and insulation lid, overhang insulation is arranged on the end face of stator core, coil windings is winding and installed on overhang insulation, up cylinder is stretched out in the middle of overhang insulation, insulation lid is arranged on the top of cylinder, down projection is stretched out in the middle of insulation lid, projection is nested in inside cylinder, projection is provided with draw-in groove, the inwall of cylinder is provided with fixture block, fixture block is nested in inside draw-in groove.
The utility model compared with prior art, has following effect:
1) in the middle of insulation lid, down projection is stretched out, projection is nested in inside cylinder, projection is provided with draw-in groove, the inwall of cylinder is provided with fixture block, fixture block is nested in inside draw-in groove, when effectively preventing machine coiling, enamelled wire hangs on the fixture block of cylinder, and can keep the consistency of stator end height, improves the quality of products;
2) projection is annular, and on the projection of annular, circumference is provided with some draw-in grooves, and structure is simple, the efficiency of effectively improve insulation lid location, installing;
3) bottom surface of insulation lid is bearing on the end face of cylinder, can ensure the consistency of insulating lid end of body height, improve the quality of products;
4) fixture block is pressed on the diapire of draw-in groove, and structure is simple, installs firm, reliable.
Accompanying drawing explanation
Fig. 1 is the stereogram of existing stator module;
Fig. 2 is the exploded view of existing motor stator;
Fig. 3 is the stereogram of motor stator in embodiment;
Fig. 4 is the exploded view of stator module in embodiment;
Fig. 5 is the vertical view of stator module in embodiment;
Fig. 6 is A-A cutaway view in Fig. 5;
Fig. 7 is B-B partial enlarged drawing in Fig. 6;
Fig. 8 is the stereogram of lid of insulating in embodiment;
Fig. 9 is the stereogram of external rotor electric machine in embodiment;
Figure 10 is the vertical view of external rotor electric machine in embodiment;
Figure 11 is C-C cutaway view in Figure 10.
Embodiment
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment one: as shown in Figures 1 to 8, the present embodiment is a kind of stator module, comprise stator core 1, overhang insulation 2, coil windings 3 and insulation lid 4, overhang insulation 2 is arranged on the end face of stator core 1, coil windings 3 is winding and installed on overhang insulation 2, cylinder 21 is up stretched out in the middle of overhang insulation 2, insulation lid 4 is arranged on the top of cylinder 21, projection 41 is down stretched out in the middle of insulation lid 4, projection 41 is nested in inside cylinder 21, projection 41 is provided with draw-in groove 410, the inwall of cylinder 21 is provided with fixture block 210, fixture block 210 is nested in inside draw-in groove 410.Projection 41 is annular, and on the projection 41 of annular, circumference is provided with some draw-in grooves 410.The bottom surface of insulation lid 4 is bearing on the end face of cylinder 21.Offer through hole 42 in the centre of insulation lid 4, projection 41 down extends to form along the inwall of through hole 42.Fixture block 210 is pressed on the diapire of draw-in groove 410.The quantity of fixture block 210 is 6, and fixture block 210 circumference on the internal face of cylinder 21 is uniformly distributed.Circular arc 211 is provided with between the top of fixture block 210 and cylinder 21.
Embodiment two: as shown in Figure 1 to 11, the present embodiment is a kind of external rotor electric machine, comprise rotating shaft 5, stator module 6, external rotor 7 and end cap 8, receiver 81 is down stretched out in the middle of end cap 8, stator module 6 is sleeved on outside receiver 81, external rotor 7 is nested in outside stator module 6, rotating shaft 5 is positioned at inside receiver 81 and rotating shaft 5 one end and external rotor 7 links together, described stator module 6 comprises stator core 1, overhang insulation 2, coil windings 3 and insulation lid 4, overhang insulation 2 is arranged on the end face of stator core 1, coil windings 3 is winding and installed on overhang insulation 2, cylinder 21 is up stretched out in the middle of overhang insulation 2, insulation lid 4 is arranged on the top of cylinder 21, projection 41 is down stretched out in the middle of insulation lid 4, projection 41 is nested in inside cylinder 21, projection 41 is provided with draw-in groove 410, the inwall of cylinder 21 is provided with fixture block 210, fixture block 210 is nested in inside draw-in groove 410.
Above embodiment is better embodiment of the present invention; but embodiments of the present invention are not limited thereto; other are any do not deviate from Spirit Essence of the present invention and principle under do change, modification, substitute, combine, simplify; be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (9)
1. a stator module, comprise stator core (1), overhang insulation (2), coil windings (3) and insulation lid (4), overhang insulation (2) is arranged on the end face of stator core (1), coil windings (3) is winding and installed on overhang insulation (2), cylinder (21) is up stretched out in the middle of overhang insulation (2), insulation lid (4) is arranged on the top of cylinder (21), it is characterized in that: in the middle of insulation lid (4), down stretch out projection (41), projection (41) is nested in cylinder (21) the inside, projection (41) is provided with draw-in groove (410), the inwall of cylinder (21) is provided with fixture block (210), fixture block (210) is nested in draw-in groove (410) the inside.
2. a kind of stator module according to claim 1, is characterized in that: described projection (41) is annular, and the upper circumference of projection (41) of annular is provided with some draw-in grooves (410).
3. a kind of stator module according to claim 2, is characterized in that: the bottom surface of insulation lid (4) is bearing on the end face of cylinder (21).
4. a kind of stator module according to claim 1 or 2 or 3, it is characterized in that: offer through hole (42) in the centre of insulation lid (4), projection (41) down extends to form along the inwall of through hole (42).
5. a kind of stator module according to claim 1 or 2 or 3, is characterized in that: fixture block (210) is pressed on the diapire of draw-in groove (410).
6. a kind of stator module according to claim 5, is characterized in that: the quantity of fixture block (210) is 6, and fixture block (210) circumference on the internal face of cylinder (21) is uniformly distributed.
7. a kind of stator module according to claim 1 or 2 or 3, is characterized in that: be provided with circular arc (211) between the top of fixture block (210) and cylinder (21).
8. an external rotor electric machine, comprise rotating shaft (5), stator module (6), external rotor (7) and end cap (8), receiver (81) is down stretched out in the middle of end cap (8), stator module (6) is sleeved on receiver (81) outside, external rotor (7) is nested in stator module (6) outside, rotating shaft (5) is positioned at receiver (81) the inside and rotating shaft (5) one end and external rotor (7) link together, described stator module (6) comprises stator core (1), overhang insulation (2), coil windings (3) and insulation lid (4), overhang insulation (2) is arranged on the end face of stator core (1), coil windings (3) is winding and installed on overhang insulation (2), cylinder (21) is up stretched out in the middle of overhang insulation (2), insulation lid (4) is arranged on the top of cylinder (21), it is characterized in that: in the middle of insulation lid (4), down stretch out projection (41), projection (41) is nested in cylinder (21) the inside, projection (41) is provided with draw-in groove (410), the inwall of cylinder (21) is provided with fixture block (210), fixture block (210) is nested in draw-in groove (410) the inside.
9. a kind of external rotor electric machine according to claim 8, is characterized in that: described stator module (6) is the stator module described by any one of claim 2 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420851737.XU CN204304629U (en) | 2014-12-26 | 2014-12-26 | The external rotor electric machine of a kind of stator module and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420851737.XU CN204304629U (en) | 2014-12-26 | 2014-12-26 | The external rotor electric machine of a kind of stator module and application thereof |
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| Publication Number | Publication Date |
|---|---|
| CN204304629U true CN204304629U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420851737.XU Active CN204304629U (en) | 2014-12-26 | 2014-12-26 | The external rotor electric machine of a kind of stator module and application thereof |
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| CN (1) | CN204304629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711960A (en) * | 2018-05-08 | 2018-10-26 | 浙江信戈制冷设备科技有限公司 | Stator and stator production method |
-
2014
- 2014-12-26 CN CN201420851737.XU patent/CN204304629U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711960A (en) * | 2018-05-08 | 2018-10-26 | 浙江信戈制冷设备科技有限公司 | Stator and stator production method |
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| GR01 | Patent grant |