CN203607934U - Bread machine motor structure - Google Patents
Bread machine motor structure Download PDFInfo
- Publication number
- CN203607934U CN203607934U CN201320714799.1U CN201320714799U CN203607934U CN 203607934 U CN203607934 U CN 203607934U CN 201320714799 U CN201320714799 U CN 201320714799U CN 203607934 U CN203607934 U CN 203607934U
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- China
- Prior art keywords
- hole
- stator core
- flange
- end cap
- bearing
- 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
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- 235000008429 bread Nutrition 0.000 title claims abstract description 22
- 238000004804 winding Methods 0.000 claims abstract description 9
- 230000004888 barrier function Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 6
- 238000009413 insulation Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model discloses a bread machine motor structure comprising a rotary shaft, a rotor assembly, a stator assembly and end covers; the stator assembly comprises a stator iron core and a coil winding wrapping on the stator iron core; the rotor assembly is arranged on the rotary shaft; the stator iron core is embedded outside the rotor assembly; a plurality of first through holes are arranged on a end face edge of the stator iron core along an axial direction; a plurality of turnups extend outside an end portion edge of the end cover; the turnups supports the end face of the stator iron core, and provided with a plurality of second through holes corresponding to the first through holes; the rotary shaft supports a bearing of the two end covers; an annular platform extends outside the turnups along inner walls of the second through holes and is embedded in the first through holes; the bread machine motor structure is simple and compact in structure; positioning installation between the end covers and the stator iron core is convenient, assembling efficiency is high, labor cost is low, and reliability is high.
Description
Technical field:
The utility model relates to a kind of bread producing machine electric machine structure.
Background technology:
Existing toaster structure comprises rotating shaft, rotor assembly, stator module and end cap, described stator module comprises stator core and coil windings, coil windings is wound on stator core, rotor assembly is arranged in rotating shaft, stator core is nested in rotor assembly outside, in stator core end face edge, offer some the first through holes in axial direction, in end cap end edge, stretch out outward some flange, flange is bearing on the end face of stator core, on flange, offer some second through holes corresponding with the first through hole, shaft support is on the bearing of two end cap, screw is arranged on end cap locking in the both ends of the surface of stator core through the second through hole and the first through hole, but there is following several problem in this bread producing machine electric machine structure: 1) the first through hole location and installation trouble of the second through hole of end cap flange and stator core end face, efficiency of assembling is low, human cost is high, 2) volume of integral face chartered plane is large, takes up room many, is difficult to meet the user demand of bearing axle when size-constrained.
Summary of the invention:
The purpose of this utility model is to provide a kind of bread producing machine electric machine structure, and this is simple in structure, compact, and the location and installation between end cap and stator core is convenient, and efficiency of assembling is high, and human cost is low, and reliability is high.
The purpose of this utility model is achieved by following technical proposals.
A kind of bread producing machine electric machine structure, comprise rotating shaft, rotor assembly, stator module and end cap, described stator module comprises stator core and coil windings, coil windings is wound on stator core, rotor assembly is arranged in rotating shaft, stator core is nested in rotor assembly outside, in stator core end face edge, offer some the first through holes in axial direction, in end cap end edge, stretch out outward some flange, flange is bearing on the end face of stator core, on flange, offer some second through holes corresponding with the first through hole, shaft support is on the bearing of two end cap, along the second through-hole wall, on flange, stretch out outward annular boss, annular boss is nested in the first through hole the inside.
In the middle of end cap described above, be recessed to form bearing chamber toward inner side, bearing is arranged on bearing chamber the inside.
Bearing described above is ball bearing.
The some teeth portion that stator core described above comprises ring-shaped yoke portion and stretches out toward inner side from ring-shaped yoke portion, forms line embedding groove between adjacent two tooth portions, on the end face of stator core and the inwall of line embedding groove, is provided with insulating barrier.
The first through hole described above and the quantity of flange are all 4, and the first through hole is circumferentially uniformly distributed along stator core end face.
End cap described above and stator core are installed togather by screw and nut check, and screw coordinates end cap is arranged on the end face of stator core with nut check through the second through hole and the first through hole.
Screw described above comprises threaded shank and screw head, junction at threaded shank and screw head is formed with step, the end of threaded shank is provided with screw thread, in the middle of screw head, be provided with screwed hole, threaded shank is through the second through hole and the first through hole, the screw thread of threaded shank end coordinates with nut check, and step is pressed on the flange end face of the second through hole periphery.
End cap described above comprises front end housing and rear end cap, in the end edge of front end housing and rear end cap, all stretch out outward some flange, on flange, all offer some second through holes corresponding with the first through hole, along stretching out outward annular boss on the second through-hole wall, flange.
The utility model compared with prior art, there is following effect: 1) rotor assembly is arranged in rotating shaft, stator core is nested in rotor assembly outside, in stator core end face edge, offer some the first through holes in axial direction, in end cap end edge, stretch out outward some flange, flange is bearing on the end face of stator core, on flange, offer some second through holes corresponding with the first through hole, shaft support is on the bearing of two end cap, along the second through-hole wall, on flange, stretch out outward annular boss, annular boss is nested in the first through hole the inside, this is simple in structure, facilitate the accurate location between the second through hole and the first through hole by annular boss, end cap is arranged on the end face of stator core more easily, improve efficiency of assembling, reduce human cost, 2) is recessed to form bearing chamber toward inner side in the middle of end cap, bearing is arranged on bearing chamber the inside, effectively reduces the axial length of bread producing machine motor, and compact conformation can meet the user demand of client's bearing axle when size-constrained, 3) on the end face of stator core and the inwall of line embedding groove, be provided with insulating barrier, the stator insulation of existing bread producing machine motor is to realize by manual embedded groove paper mode in stator core, easily there is displacement in line embedding groove the inside in groove paper, even can cause the adverse consequencess such as breakdown, by insulating barrier and stator core are injection molded into one, the insulation property of stator core are better, and manufacture is simple, reliability is higher, 4) screw coordinates with nut check end cap is arranged on the end face of stator core through the second through hole and the first through hole, simple in structure, easy for installation, firm, reliability is high.
Accompanying drawing explanation:
Fig. 1 is the stereogram of the utility model bread producing machine motor;
Fig. 2 is the exploded view of the utility model bread producing machine motor;
Fig. 3 is the vertical view of the utility model bread producing machine motor;
Fig. 4 is A-A cutaway view in Fig. 3;
Fig. 5 is the stereogram of the utility model end cap;
Fig. 6 is the stereogram of the utility model screw.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
As shown in Figures 1 to 6, the utility model is a kind of bread producing machine electric machine structure, comprise rotating shaft 1, rotor assembly 2, stator module 3 and end cap 4, described stator module 3 comprises stator core 31 and coil windings 32, coil windings 32 is wound on stator core 31, rotor assembly 2 is arranged in rotating shaft 1, stator core 31 is nested in rotor assembly 2 outsides, in stator core 31 end face edge, offer some the first through holes 310 in axial direction, in end cap 4 end edge, stretch out outward some flange 41, flange 41 is bearing on the end face of stator core 31, on flange 41, offer some second through holes 410 corresponding with the first through hole 310, rotating shaft 1 is bearing on the bearing 5 of two end cap 4, along the second through hole 410 inwalls, on flange 41, stretch out outward annular boss 411, annular boss 411 is nested in the first through hole 310 the insides.
In the middle of end cap 4, be recessed to form bearing chamber 42 toward inner side, bearing 5 is arranged on bearing chamber 42 the insides.
Described bearing 5 is ball bearings.
The some teeth portion 312 that described stator core 31 comprises ring-shaped yoke portion 311 and stretches out toward inner side from ring-shaped yoke portion 311, forms line embedding groove 313 between adjacent two tooth portions 312, on the end face of stator core 31 and the inwall of line embedding groove 313, is provided with insulating barrier.
The quantity of the first through hole 310 and flange 41 is all 4, and the first through hole 310 is circumferentially uniformly distributed along stator core 31 end faces.
Described screw 6 comprises threaded shank 61 and screw head 62, be formed with step 63 in threaded shank 61 and screw head 62 junctions, the end of threaded shank 61 is provided with screw thread 611, in the middle of screw head 62, be provided with screwed hole 620, threaded shank 61 is through the second through hole 410 and the first through hole 310, the screw thread 611 of threaded shank 61 ends coordinates with nut 7 lockings, and step 63 is pressed on flange 41 end faces of the second through hole 410 peripheries.
Described end cap 4 comprises front end housing 43 and rear end cap 44, in the end edge of front end housing 43 and rear end cap 44, all stretch out outward some flange 41, on flange 41, all offer some second through holes 410 corresponding with the first through hole 310, along stretching out outward annular boss 411 on the second through hole 410 inwalls, flange 41.
Principle of the present utility model is: in end cap 4 end edge, stretch out outward some flange 41, flange 41 is bearing on the end face of stator core 31, on flange 41, offer some second through holes 410 corresponding with the first through hole 310, along stretching out outward annular boss 411 on the second through hole 410 inwalls, flange 41, annular boss 411 is nested in the first through hole 310 the insides, and this is simple in structure, compact, location and installation between end cap 4 and stator core 31 is convenient, efficiency of assembling is high, and human cost is low, and reliability is high.
Claims (8)
1. a bread producing machine electric machine structure, comprise rotating shaft (1), rotor assembly (2), stator module (3) and end cap (4), described stator module (3) comprises stator core (31) and coil windings (32), coil windings (32) is wound on stator core (31), rotor assembly (2) is arranged in rotating shaft (1), stator core (31) is nested in rotor assembly (2) outside, in stator core (31) end face edge, offer some the first through holes (310) in axial direction, in end cap (4) end edge, stretch out outward some flange (41), flange (41) is bearing on the end face of stator core (31), on flange (41), offer some second through holes (410) corresponding with the first through hole (310), rotating shaft (1) is bearing on the bearing (5) of two end cap (4), it is characterized in that: along the second through hole (410) inwall, on flange (41), stretch out outward annular boss (411), annular boss (411) is nested in the first through hole (310) the inside.
2. a kind of bread producing machine electric machine structure according to claim 1, is characterized in that: in the middle of end cap (4), be recessed to form bearing chamber (42) toward inner side, bearing (5) is arranged on bearing chamber (42) the inside.
3. a kind of bread producing machine electric machine structure according to claim 1 and 2, is characterized in that: described bearing (5) is ball bearing.
4. a kind of bread producing machine electric machine structure according to claim 1 and 2, it is characterized in that: some tooth portions (312) that described stator core (31) comprises ring-shaped yoke portion (311) and stretches out toward inner side from ring-shaped yoke portion (311), between adjacent two tooth portions (312), form line embedding groove (313), on the end face of stator core (31) and the inwall of line embedding groove (313), be provided with insulating barrier.
5. a kind of bread producing machine electric machine structure according to claim 1 and 2, is characterized in that: the quantity of the first through hole (310) and flange (41) is all 4, and the first through hole (310) is circumferentially uniformly distributed along stator core (31) end face.
6. a kind of bread producing machine electric machine structure according to claim 1 and 2, it is characterized in that: end cap (4) and stator core (31) are installed togather by screw (6) and nut (7) locking, screw (6) coordinates end cap (4) is arranged on the end face of stator core (31) with nut (7) locking through the second through hole (410) and the first through hole (310).
7. a kind of bread producing machine electric machine structure according to claim 6, it is characterized in that: described screw (6) comprises threaded shank (61) and screw head (62), junction at threaded shank (61) and screw head (62) is formed with step (63), the end of threaded shank (61) is provided with screw thread (611), in the middle of screw head (62), be provided with screwed hole (620), threaded shank (61) is through the second through hole (410) and the first through hole (310), the screw thread (611) of threaded shank (61) end coordinates with nut (7) locking, step (63) is pressed on peripheral flange (41) end face of the second through hole (410).
8. a kind of bread producing machine electric machine structure according to claim 1 and 2, it is characterized in that: described end cap (4) comprises front end housing (43) and rear end cap (44), in the end edge of front end housing (43) and rear end cap (44), all stretch out outward some flange (41), on flange (41), all offer some second through holes (410) corresponding with the first through hole (310), along stretching out outward annular boss (411) on the second through hole (410) inwall, flange (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320714799.1U CN203607934U (en) | 2013-11-14 | 2013-11-14 | Bread machine motor structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320714799.1U CN203607934U (en) | 2013-11-14 | 2013-11-14 | Bread machine motor structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203607934U true CN203607934U (en) | 2014-05-21 |
Family
ID=50720594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320714799.1U Expired - Lifetime CN203607934U (en) | 2013-11-14 | 2013-11-14 | Bread machine motor structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203607934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107565735A (en) * | 2017-09-26 | 2018-01-09 | 广东威灵电机制造有限公司 | Electric machine casing and there is its motor |
-
2013
- 2013-11-14 CN CN201320714799.1U patent/CN203607934U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107565735A (en) * | 2017-09-26 | 2018-01-09 | 广东威灵电机制造有限公司 | Electric machine casing and there is its motor |
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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 |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |