CN211655870U - Motor stator assembly - Google Patents
Motor stator assembly Download PDFInfo
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- CN211655870U CN211655870U CN202020368950.0U CN202020368950U CN211655870U CN 211655870 U CN211655870 U CN 211655870U CN 202020368950 U CN202020368950 U CN 202020368950U CN 211655870 U CN211655870 U CN 211655870U
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- hot melting
- column
- columns
- outer ring
- stator assembly
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Abstract
The utility model relates to a motor stator assembly, which comprises a wire feeding frame, wherein the wire feeding frame comprises an upper outer ring, a plurality of upper fixing columns and a plurality of upper wire protection wings, the upper fixing columns are arranged at the inner side of the upper outer ring at intervals, and the upper wire protection wings are arranged at the inner side of the upper fixing columns and extend outwards towards the top end of the upper fixing columns; the upper wire frame and the lower wire frame are mutually matched and connected; and the stator winding is arranged between the upper coil holder and the lower coil holder. Go up the line frame with borrow the cooperation to connect earlier down, in addition it is provided with the line protecting wing to go up the line frame, go up the line protecting wing and increased stator winding's creepage distance, the effectual stator coil that prevents contacts through clearance and stator core, has guaranteed to have sufficient creepage distance and electric clearance between stator coil and the stator core for the full rate of groove can increase.
Description
Technical Field
The utility model relates to the technical field of electric machines, especially, relate to a motor stator assembly.
Background
The current interior wound stator generally comprises stator core, coil winding, insulating frame and wiring board, in current technique, interior wound stator is in order to match with spooling equipment, and the notch is generally designed widely, because coil winding is not enough with notch creepage distance behind the wire winding, causes the wire jumper contact easily, generally needs to increase insulating inserted sheet and blocks the coil to make the installation procedure increase, cause the installation effectiveness not enough.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at, provide a motor stator assembly.
The utility model discloses one of them motor stator assembly includes in proper order on same axis:
the upper line frame comprises an upper outer ring, a plurality of upper fixing columns and a plurality of upper line protection wings, the upper fixing columns are arranged on the inner side of the upper outer ring at intervals, and the upper line protection wings are arranged on the inner side of the upper fixing columns and extend outwards towards the top end of the upper fixing columns;
the lower line frame comprises a lower outer ring, a plurality of lower fixing columns and a plurality of lower line protection wings, the lower fixing columns are arranged on the inner side of the lower outer ring at intervals, and the lower line protection wings are arranged on the inner side of the lower fixing columns and extend outwards towards the bottom end of the lower fixing columns;
the upper coil holder and the lower coil holder are mutually matched and connected;
and the stator winding is arranged between the upper coil holder and the lower coil holder.
Compared with the prior art, the utility model relates to a motor stator assembly of embodiment, go up the line frame with borrow the cooperation to connect earlier down, moreover it is provided with the protecting wire wing to go up the line frame, it is provided with down the protecting wire wing to go down the line frame, go up the protecting wire wing with the protecting wire wing has increased down stator winding's creepage distance, the effectual stator coil that prevents passes through clearance and stator core contact has guaranteed to have sufficient creepage distance and electric clearance between stator coil and the stator core for the full rate in groove can increase. The thickness of the stator core in the stator winding can be reduced, and necessary guarantee is provided for the realization of multiple sets of performance design schemes of the motor.
In a preferred or optional embodiment, the stator winding includes a stator core and a plurality of stator coils, wherein a plurality of teeth are disposed on an inner side of the stator core, slots are formed between adjacent teeth, and the stator coils are sleeved outside the teeth.
In a preferred or alternative embodiment, the outer side of the wire-protecting wing matches the open end of the slot and extends towards the interior of the slot.
In a preferred or optional embodiment, the upper fixing column and the lower fixing column are both hollow columns, the upper fixing column and the lower fixing column are sleeved on the stator coil, openings are formed in the inner sides of the upper fixing column and the lower fixing column, and the tooth portion of the stator core extends towards the inner side of the stator winding through the openings.
In a preferred or optional embodiment, the upper fixing column is detachably connected with the lower fixing column.
In a preferred or optional embodiment, the bottom end of the upper fixing column is provided with an opening, the top end of the lower fixing column is provided with a protruding portion, and the outer edge of the protruding portion is matched with the inner edge of the opening of the lower fixing column.
In a preferred or optional embodiment, the wire feeding frame further comprises a plurality of upper hot melting columns, the upper hot melting columns are arranged on the inner side of the upper outer ring, and the upper hot melting columns extend outwards towards the top end of the upper outer ring.
In a preferred or optional embodiment, the lower wire frame further comprises a plurality of lower heat-melting columns, the lower heat-melting columns are arranged on the inner side of the lower outer ring, and the lower heat-melting columns extend outwards towards the bottom end of the lower outer ring.
In a preferred or optional embodiment, the upper hot-melting column comprises a step part and a hot-melting part, the hot-melting part of the upper hot-melting column is arranged on the step part of the upper hot-melting column, and the outer diameter of the hot-melting part of the upper hot-melting column is smaller than that of the step part of the upper hot-melting column;
the lower hot melting column comprises a step part and a hot melting part, the hot melting part of the lower hot melting column is arranged below the step part of the lower hot melting column, and the outer diameter of the hot melting part of the lower hot melting column is smaller than that of the step part of the lower hot melting column.
In a preferred or optional embodiment, the motor stator assembly further comprises a wiring board, and the wiring board is provided with mounting holes matched with the upper heat-melting columns and/or the lower heat-melting columns.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic view of the mounting structure of the motor stator assembly of the present invention;
fig. 2 is a side view of the motor stator assembly of the present invention;
fig. 3 is a top view of the motor stator assembly of the present invention;
fig. 4 is a cross-sectional view of the motor stator assembly of the present invention;
fig. 5 is an installation schematic diagram of the motor stator assembly of the present invention;
FIG. 6 is a schematic structural view of the upper and lower wire racks of the present invention;
fig. 7 is a schematic structural diagram of the wiring board of the present invention.
The drawings illustrate schematically: 1. a wire feeding frame; 11. an upper outer ring; 12. an upper fixing column; 13. an upper wire-protecting wing; 14. An upper hot melting column; 2. a wire laying frame; 21. a lower outer ring; 22. a lower fixing column; 23. a lower wire protection wing; 24. a lower hot melting column; 3. a stator winding; 31. a stator core; 32. a stator coil; 4. a patch panel.
Detailed Description
Please refer to fig. 1 to fig. 4 simultaneously, fig. 1 is the mounting structure schematic diagram of the motor stator assembly of the present invention, fig. 2 is the side view of the motor stator assembly of the present invention, fig. 3 is the top view of the motor stator assembly of the present invention, fig. 4 is the cross-sectional view of the motor stator assembly of the present invention.
The embodiment provides a motor stator assembly which comprises an upper coil holder 1, a lower coil holder 2, a stator winding 3 and a wiring board 4. The upper bobbin frame 1 and the lower bobbin frame 2 are connected in a matched mode, the stator winding 3 is arranged between the upper bobbin frame 1 and the lower bobbin frame 2, and the wiring board 4 is arranged on the upper bobbin frame 1 or the lower bobbin frame 2.
Referring to fig. 5 and fig. 6, fig. 5 is a schematic view of an installation of the motor stator assembly of the present invention, and fig. 6 is a schematic view of the structure of the upper and lower wire holders of the present invention.
The upper wire frame 1 comprises an upper outer ring 11, a plurality of upper fixing columns 12, a plurality of upper wire protecting wings 13 and an upper hot melting column 14, wherein the upper fixing columns 12 are arranged on the inner side of the upper outer ring 11 at intervals, the upper wire protecting wings 13 are arranged on the inner side of the upper fixing columns 12 and extend outwards towards the top end direction of the upper fixing columns 12, the upper hot melting column 14 is arranged on the inner side of the upper outer ring 11, and the upper hot melting column 14 extends outwards towards the top end direction of the upper outer ring 11. The middle part of the upper protective wing 13 is matched with the top end of the tooth part of the stator core 31, the outer side of the upper protective wing 13 is matched with the opening end of the slot and extends towards the inside of the slot, the upper protective wing 13 increases the creepage distance of the stator winding 3, effectively prevents the stator coil 32 from contacting the stator core 31 through a gap, and ensures that the stator coil 32 and the stator core 31 have enough creepage distance and electric gap, so that the slot filling rate can be increased. Go up hot melt post 14 and include step portion and hot melt portion, the hot melt portion of going up hot melt post 14 sets up on the step portion of going up hot melt post 14, the external diameter of the hot melt portion of going up hot melt post 14 is less than the external diameter of the step portion of going up hot melt post 14. Specifically, the upper hot-melting columns 14 are arranged on the inner side of the upper outer ring 11 at intervals, the upper hot-melting columns 14 may be made of fusible materials such as plastic materials and metal-lined plastic composite materials, and the melting point of the step portions of the upper hot-melting columns 14 is higher than that of the hot-melting portions of the upper hot-melting columns 14. The top end of the hot melting part of the upper hot melting column 14 is provided with a groove which is convenient for hot melting of hot melting tools such as an external hot melting rod.
The lower bobbin 2 includes a lower outer ring 21, a plurality of lower fixing posts 22, a lower wire protecting wing 23 and a lower heat-melting post 24, the plurality of lower fixing posts 22 are arranged at intervals on the inner side of the lower outer ring 21, the plurality of lower wire protecting wings 23 are arranged on the inner side of the lower fixing posts 22 and extend outwards towards the bottom end of the lower fixing posts 22, the middle parts of the lower wire protecting wings 23 are matched with the top ends of the teeth parts of the stator core 31, the outer sides of the lower wire protecting wings 23 are matched with the open ends of the slots and extend towards the inside of the slots, the lower wire protecting wings 23 increase the creepage distance of the stator winding 3, effectively prevent the stator coil 32 from contacting the stator core 31 through the gap, and ensure that the stator coil 32 and the stator core 31 have enough creepage distance and electric gap, so that the slot fullness rate can be increased. The lower heat-fusible column 24 is disposed on the inner side of the lower outer ring 21, and the lower heat-fusible column 24 extends outwards towards the bottom end of the lower outer ring 21. The lower hot melting column 24 comprises a step part and a hot melting part, the hot melting part of the lower hot melting column 24 is arranged below the step part of the lower hot melting column 24, and the outer diameter of the hot melting part of the lower hot melting column 24 is smaller than that of the step part of the lower hot melting column 24. The top end of the hot melting part of the lower hot melting column 24 is provided with a groove which is convenient for hot melting of hot melting tools such as an external hot melting rod.
The upper fixing column 12 and the lower fixing column 22 are both hollow columns, the upper fixing column 12 and the lower fixing column 22 are sleeved on the stator coil 32, openings are formed in the inner sides of the upper fixing column 12 and the lower fixing column 22, and the tooth portion of the stator core 31 extends towards the inner side of the stator winding 3 through the openings. The upper fixing column 12 is detachably connected with the lower fixing column 22. The upper bobbin holder 1 and the lower bobbin holder 2 are fixed by the cooperation of the upper fixing column 12 and the lower fixing column 22. In this embodiment, the bottom of the upper fixing column 12 is provided with an opening, the top of the lower fixing column 22 is provided with a protruding portion, the outer edge of the protruding portion matches with the inner edge of the opening of the lower fixing column 22, and when the upper line frame 1 and the lower line frame 2 are connected, the protruding portion of the lower fixing column 22 is connected with the opening of the bottom of the upper fixing column 12 in a matching manner. In other embodiments, the bottom end of the upper fixing column 12 is provided with a protruding portion, the top end of the lower fixing column 22 is provided with an opening, and the protruding portion of the upper fixing column 12 is connected with the opening of the lower fixing column 22 in a matching manner, which may be other detachable connections commonly used by those skilled in the art.
Please refer to fig. 7, fig. 7 is a schematic structural diagram of the wiring board of the present invention.
The wiring board 4 is provided with mounting holes matched with the upper hot melting columns 14 and/or the lower hot melting columns 24, and the wiring board 4 can be mounted on the upper bobbin 1 or the lower bobbin 2 according to actual requirements. When installing wiring board 4, will go up the hot melt portion of hot melt post 14 or the hot melt portion of hot melt post 24 carries out the hot melt down, after melting go up the top of hot melt post 14 or down the top of hot melt post 24 with the mounting hole of wiring board 4 carries out fixed connection, thereby makes the position of wiring board 4 is fixed, go up the step portion of hot melt post 14 or down the step portion of hot melt post 24 can be right the bottom of wiring board 4 carries out the bearing, has improved the steadiness of wiring board 4 also can let wiring board 4 with go up the top of line frame 1 or the bottom of line frame 2 forms one section distance down. In addition, the number of the upper hot melting columns 14 and/or the lower hot melting columns 24 is multiple, and the hot melting connection is realized at multiple points, so that the structure is firm and reliable. The wiring board 4 can be mounted on the upper wire rack 1 or the lower wire rack 2 for multiple times, so that the repeated use is realized, the maintenance is convenient, and the production efficiency is improved. The terminal block 4 is also provided with openings for wiring.
The utility model provides a motor stator assembly, go up the line frame with borrow the cooperation to connect earlier down, moreover it is provided with the line protecting wing to go up the line frame, it is provided with down the line protecting wing to go down the line frame, go up the line protecting wing with the line protecting wing has increased down stator winding's creepage distance, the effectual stator coil that prevents passes through clearance and stator core contact, has guaranteed to have sufficient creepage distance and electric clearance between stator coil and the stator core for the full rate in groove can increase. The thickness of the stator core in the stator winding can be reduced, and necessary guarantee is provided for the realization of multiple sets of performance design schemes of the motor.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. An electric machine stator assembly, characterized in that includes in proper order on same axis:
the upper line frame comprises an upper outer ring, a plurality of upper fixing columns and a plurality of upper line protection wings, the upper fixing columns are arranged on the inner side of the upper outer ring at intervals, and the upper line protection wings are arranged on the inner side of the upper fixing columns and extend outwards towards the top end of the upper fixing columns;
the lower line frame comprises a lower outer ring, a plurality of lower fixing columns and a plurality of lower line protection wings, the lower fixing columns are arranged on the inner side of the lower outer ring at intervals, and the lower line protection wings are arranged on the inner side of the lower fixing columns and extend outwards towards the bottom end of the lower fixing columns;
the upper coil holder and the lower coil holder are mutually matched and connected;
and the stator winding is arranged between the upper coil holder and the lower coil holder.
2. The electric machine stator assembly of claim 1, wherein:
the stator winding comprises a stator core and a plurality of stator coils, a plurality of tooth parts are arranged on the inner side of the stator core, slots are formed between the tooth parts, and the stator coils are sleeved outside the tooth parts.
3. The electric machine stator assembly of claim 2, wherein:
the outer side of the wire protecting wing is matched with the opening end of the slot and extends towards the inside of the slot.
4. The electric machine stator assembly of claim 2, wherein:
the upper fixing column and the lower fixing column are both hollow columns, the upper fixing column and the lower fixing column are sleeved on the stator coil, openings are formed in the inner sides of the upper fixing column and the lower fixing column, and a tooth portion of the stator core extends towards the inner side of the stator winding through the openings.
5. The electric machine stator assembly of claim 1, wherein:
the upper fixing column is detachably connected with the lower fixing column.
6. The electric machine stator assembly of claim 5, wherein:
the bottom of going up the fixed column is provided with the opening, the top of lower fixed column is provided with the bellying, the outer fringe of bellying with the open-ended inner fringe phase-match of lower fixed column.
7. The electric machine stator assembly of claim 1, wherein:
the upper wire frame further comprises a plurality of upper hot-melting columns, the upper hot-melting columns are arranged on the inner side of the upper outer ring, and the upper hot-melting columns extend outwards towards the top end of the upper outer ring.
8. The electric machine stator assembly of claim 7, wherein:
the lower wire frame further comprises a plurality of lower hot melting columns, the lower hot melting columns are arranged on the inner side of the lower outer ring, and the lower hot melting columns extend outwards towards the bottom end of the lower outer ring.
9. The electric machine stator assembly of claim 8, wherein:
the upper hot melting column comprises a step part and a hot melting part, the hot melting part of the upper hot melting column is arranged on the step part of the upper hot melting column, and the outer diameter of the hot melting part of the upper hot melting column is smaller than that of the step part of the upper hot melting column;
the lower hot melting column comprises a step part and a hot melting part, the hot melting part of the lower hot melting column is arranged below the step part of the lower hot melting column, and the outer diameter of the hot melting part of the lower hot melting column is smaller than that of the step part of the lower hot melting column.
10. The electric machine stator assembly of claim 9, wherein:
the hot melting device is characterized by further comprising a wiring board, wherein the wiring board is provided with mounting holes matched with the upper hot melting columns and/or the lower hot melting columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368950.0U CN211655870U (en) | 2020-03-20 | 2020-03-20 | Motor stator assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020368950.0U CN211655870U (en) | 2020-03-20 | 2020-03-20 | Motor stator assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211655870U true CN211655870U (en) | 2020-10-09 |
Family
ID=72688262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020368950.0U Active CN211655870U (en) | 2020-03-20 | 2020-03-20 | Motor stator assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211655870U (en) |
-
2020
- 2020-03-20 CN CN202020368950.0U patent/CN211655870U/en active Active
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