CN204103642U - A kind of motor - Google Patents
A kind of motor Download PDFInfo
- Publication number
- CN204103642U CN204103642U CN201420550246.1U CN201420550246U CN204103642U CN 204103642 U CN204103642 U CN 204103642U CN 201420550246 U CN201420550246 U CN 201420550246U CN 204103642 U CN204103642 U CN 204103642U
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- stator core
- end cap
- coil windings
- insulating trip
- casing
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Abstract
The utility model discloses a kind of motor, comprise rotating shaft, rotor assembly, stator core, coil windings, casing, end cap and some screws, rotor assembly is arranged in rotating shaft, stator core and casing are installed together and are nested in outside rotor assembly, coil windings is winding and installed on stator core, end cap is separately positioned on casing two ends, screw passes from the outer ledge of two end cap and stator core two end cap is locked at the two ends of casing, rotating shaft two supports is on the bearing of end cap, insulating trip is provided with between the outer surface and screw of coil winding overhang, insulating trip centre is provided with groove in axial direction, screw passes in the middle of groove, this structure is simple, easy for installation, the insulation between coil windings and screw is ensured by insulating trip, the turn-to-turn of effective solution coil windings and electrical safety problems, and the copper factor of motor can be improved, reduce the design cost of motor.
Description
Technical field:
The utility model relates to a kind of motor.
Background technology:
At present, most motors needs to realize installing by screw.Motor comprises rotating shaft, rotor assembly, stator core, coil windings, casing, front and rear cover and screw, screw is separately fixed at front end housing and rear end cap the two ends of casing through after front end housing, through hole on stator core and rear end cap with nut screwing clamping successively, but the distance of the end of coil windings and screw is very close, distance size does not reach drawing requirement, if extrude coil windings by force to reach the distance size of drawing requirement, the turn-to-turn of more than 12% can be caused, workshop batch production difficulty.In addition, because the bottom land distance through hole of stator core wire embedding slots is very near, limiting copper factor can not be higher, the design cost advantage of stator core is reduced greatly, improves the design cost of product.
Summary of the invention:
The purpose of this utility model is to provide a kind of motor, and this structure is simple, easy for installation, the insulation between coil windings and screw is ensured by insulating trip, the turn-to-turn of effective solution coil windings and electrical safety problems, and the copper factor of motor can be improved, reduce the design cost of motor.
The purpose of this utility model is achieved by following technical proposals.
A kind of motor, comprise rotating shaft, rotor assembly, stator core, coil windings, casing, end cap and some screws, rotor assembly is arranged in rotating shaft, stator core and casing are installed together and are nested in outside rotor assembly, coil windings is winding and installed on stator core, end cap is separately positioned on casing two ends, screw passes from the outer ledge of two end cap and stator core two end cap is locked at the two ends of casing, rotating shaft two supports is on the bearing of end cap, insulating trip is provided with between the outer surface and screw of coil winding overhang, insulating trip centre is provided with groove in axial direction, screw passes in the middle of groove.
On the outer ledge of stator core described above, circumference offers some through holes, and screw passes in the middle of through hole, and the bottom of insulating trip stretches out circular arc boss downwards, and circular arc boss is nested in inside through hole.
Described above is provided with in the bottom of insulating trip the inserted sheet radially extended, and inserted sheet extend into inside the gap between stator core end face and coil windings.
The top of insulating trip described above is bent to form tabs, and tabs is wrapped in outside the end face of coil windings.
Described above is provided with deep-slotted chip breaker on the outer surface of coil winding overhang, and the diapire of insulating trip groove stretches into inside deep-slotted chip breaker.
Insulating trip described above adopts plastic material manufacture to form.
End cap described above comprises front end housing and rear end cap, and screw is successively through coordinating with the nut screwing clamping be arranged on rear end cap after the through hole on front end housing, stator core and rear end cap thus front end housing and rear end cap being fixed on the two ends of casing.
On stator core described above, circumference offers some line embedding grooves, nestedly inside line embedding groove is provided with insulation tank paper, and coil windings is winding and installed on stator core by insulation tank paper, and the end of insulation tank paper is above the end face of stator core.
The utility model compared with prior art, has following effect:
1) between the outer surface and screw of coil winding overhang, insulating trip is provided with, insulating trip centre is provided with groove in axial direction, screw passes in the middle of groove, this structure is simple, easy for installation, ensure the insulation between coil windings and screw by insulating trip, effectively solve turn-to-turn and the electrical safety problems of coil windings, and the copper factor of motor can be improved, reduce the design cost of motor;
2) bottom of insulating trip stretches out circular arc boss downwards, and circular arc boss is nested in inside through hole, and the location and installation of insulating trip is convenient, firmly, efficiency of assembling is high;
3) inserted sheet extend into inside the gap between stator core end face and coil windings, and the location and installation of insulating trip is convenient, firmly, efficiency of assembling is high;
4) on the outer surface of coil winding overhang, deep-slotted chip breaker is provided with, the diapire of insulating trip groove stretches into inside deep-slotted chip breaker, make coil windings just can realize the insulating requirements between screw with less crimp by insulating trip, structure is simple, and production efficiency is high;
5) end of insulation tank paper is above the end face of stator core, make to be wound between coil windings on insulation tank paper and stator core end face and leave gap, can not form electrical connection, structure is simple, makes to meet insulating requirements between coil windings and stator core.
Accompanying drawing illustrates:
Fig. 1 is the stereogram of the utility model motor;
Fig. 2 is the exploded view of the utility model motor;
Fig. 3 is the installation diagram of the utility model stator core, coil windings and insulating trip;
Fig. 4 is the vertical view of the utility model motor;
Fig. 5 is A-A cutaway view in Fig. 4;
Fig. 6 is B-B partial enlarged drawing in Fig. 5;
Fig. 7 is the stereogram of the utility model insulating trip angle;
Fig. 8 is the stereogram of another angle of the utility model insulating trip.
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 utility model is a kind of motor, comprise rotating shaft 1, rotor assembly 2, stator core 3, coil windings 4, casing 5, end cap 6 and some screws 7, rotor assembly 2 is arranged in rotating shaft 1, stator core 3 and casing 5 are installed together and are nested in outside rotor assembly 2, coil windings 4 is winding and installed on stator core 3, end cap 6 is separately positioned on casing 5 two ends, screw 7 passes from the outer ledge of two end cap 6 and stator core 3 so that two end cap 6 is locked at the two ends of casing 5, rotating shaft 1 two supports is on the bearing of end cap 6, insulating trip 8 is provided with between the outer surface and screw 7 of coil windings 4 end, insulating trip 8 centre is provided with groove 81 in axial direction, screw 7 passes in the middle of groove 81.On the outer ledge of stator core 3, circumference offers some through holes 31, and screw 7 passes in the middle of through hole 31, and the bottom of insulating trip 8 stretches out circular arc boss 82 downwards, and circular arc boss 82 is nested in inside through hole 31.Be provided with the inserted sheet 83 radially extended in the bottom of insulating trip 8, inserted sheet 83 extend into inside the gap between stator core 3 end face and coil windings 4.The top of insulating trip 8 is bent to form tabs 84, and tabs 84 is wrapped in outside the end face of coil windings 4.The outer surface of coil windings 4 end is provided with deep-slotted chip breaker 41, and the diapire of insulating trip 8 groove 81 stretches into inside deep-slotted chip breaker 41.Insulating trip 8 adopts plastic material manufacture to form.End cap 6 comprises front end housing 61 and rear end cap 62, and screw 7 coordinates through tightening with the nut 9 be arranged on rear end cap 62 after front end housing 61, through hole 31 on stator core 3 and rear end cap 62 thus front end housing 61 and rear end cap 62 is fixed on the two ends of casing 5 successively.On stator core 3, circumference offers some line embedding grooves 31, nestedly inside line embedding groove 31 is provided with insulation tank paper 10, and coil windings 4 is winding and installed on stator core 3 by insulation tank paper 10, and the end of insulation tank paper 10 is above the end face of stator core 3.
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 (8)
1. a motor, comprise rotating shaft (1), rotor assembly (2), stator core (3), coil windings (4), casing (5), end cap (6) and some screws (7), rotor assembly (2) is arranged in rotating shaft (1), stator core (3) and casing (5) are installed together and are nested in rotor assembly (2) outside, coil windings (4) is winding and installed on stator core (3), end cap (6) is separately positioned on casing (5) two ends, screw (7) passes from the outer ledge of two end cap (6) and stator core (3) so that two end cap (6) is locked at the two ends of casing (5), rotating shaft (1) two supports is on the bearing of end cap (6), it is characterized in that: between the outer surface in coil windings (4) end and screw (7), be provided with insulating trip (8), insulating trip (8) centre is provided with groove (81) in axial direction, screw (7) passes in the middle of groove (81).
2. a kind of motor according to claim 1, it is characterized in that: on the outer ledge of stator core (3), circumference offers some through holes (31), screw (7) passes in the middle of through hole (31), the bottom of insulating trip (8) stretches out circular arc boss (82) downwards, and circular arc boss (82) is nested in through hole (31) the inside.
3. a kind of motor according to claim 1 and 2, it is characterized in that: be provided with the inserted sheet (83) radially extended in the bottom of insulating trip (8), inserted sheet (83) extend into inside the gap between stator core (3) end face and coil windings (4).
4. a kind of motor according to claim 3, is characterized in that: the top of insulating trip (8) is bent to form tabs (84), and tabs (84) is wrapped in outside the end face of coil windings (4).
5. a kind of motor according to claim 3, it is characterized in that: on the outer surface of coil windings (4) end, be provided with deep-slotted chip breaker (41), the diapire of insulating trip (8) groove (81) stretches in deep-slotted chip breaker (41) the inside.
6. a kind of motor according to claim 1 and 2, is characterized in that: described insulating trip (8) adopts plastic material manufacture to form.
7. a kind of motor according to claim 2, it is characterized in that: described end cap (6) comprises front end housing (61) and rear end cap (62), screw (7) is tightened with the nut (9) be arranged on rear end cap (62) afterwards through front end housing (61), through hole (31) on stator core (3) and rear end cap (62) successively and is coordinated thus front end housing (61) and rear end cap (62) be fixed on the two ends of casing (5).
8. a kind of motor according to claim 1 and 2, it is characterized in that: the upper circumference of stator core (3) offers some line embedding grooves (31), nested insulation tank paper (10) is installed in line embedding groove (31) the inside, coil windings (4) is winding and installed on stator core (3) by insulation tank paper (10), and the end of insulation tank paper (10) is above the end face of stator core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550246.1U CN204103642U (en) | 2014-09-23 | 2014-09-23 | A kind of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550246.1U CN204103642U (en) | 2014-09-23 | 2014-09-23 | A kind of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204103642U true CN204103642U (en) | 2015-01-14 |
Family
ID=52272043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420550246.1U Active CN204103642U (en) | 2014-09-23 | 2014-09-23 | A kind of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204103642U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233650A (en) * | 2016-12-13 | 2018-06-29 | 株式会社东芝 | Electric rotating machine and robot device |
| CN110810017A (en) * | 2018-08-07 | 2020-02-21 | 株式会社牧田 | Electric working machine |
-
2014
- 2014-09-23 CN CN201420550246.1U patent/CN204103642U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233650A (en) * | 2016-12-13 | 2018-06-29 | 株式会社东芝 | Electric rotating machine and robot device |
| CN110810017A (en) * | 2018-08-07 | 2020-02-21 | 株式会社牧田 | Electric working machine |
| CN110810017B (en) * | 2018-08-07 | 2023-03-21 | 株式会社牧田 | Electric working machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |