CN108718120B - Motor stator assembly and motor using same - Google Patents
Motor stator assembly and motor using same Download PDFInfo
- Publication number
- CN108718120B CN108718120B CN201810984647.0A CN201810984647A CN108718120B CN 108718120 B CN108718120 B CN 108718120B CN 201810984647 A CN201810984647 A CN 201810984647A CN 108718120 B CN108718120 B CN 108718120B
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- China
- Prior art keywords
- winding
- slot
- stator assembly
- motor
- wire
- Prior art date
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- 238000004804 winding Methods 0.000 claims abstract description 79
- 239000004677 Nylon Substances 0.000 claims description 10
- 229920001778 nylon Polymers 0.000 claims description 10
- 230000000694 effects Effects 0.000 description 6
- 238000009413 insulation Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/48—Fastening of windings on the stator or rotor structure in slots
- H02K3/487—Slot-closing devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention discloses a motor stator assembly and a motor using the same, the motor stator assembly comprises a stator core, slot paper and a coil winding, the stator core comprises a yoke part and a plurality of tooth parts extending inwards from the yoke part, an embedded slot is formed between two adjacent tooth parts, the slot paper is arranged in the embedded slot, and the coil winding is wound on the tooth parts or the yoke part, and the motor stator assembly is characterized in that: the coil winding is embedded into the coil inserting groove. The filling winding can increase the slot filling rate without affecting the performance of the coil winding, and solves the problems of slot paper dropping, slot wedge, machine embedded slot paper turning, high offset of the stator end and the like of the motor stator assembly caused by low slot filling rate.
Description
Technical field:
the invention relates to a motor stator assembly and a motor using the same.
The background technology is as follows:
The existing micro-special motor comprises a shell component, a stator component, a rotor component and a rotating shaft, wherein the motor stator component is fixed at two ends of a shell respectively; the stator assembly comprises a stator core and a coil winding, wherein the stator core comprises a yoke part and a plurality of tooth parts extending inwards from the yoke part, a wire embedding groove is formed between two adjacent tooth parts, and the coil winding is wound in the wire embedding groove. The existing stator assembly often has the condition of low slot filling rate, namely the sectional area of the enameled wire in one slot is very low in the ratio of the sectional area of the enameled wire in the stator slot after the coil embedding of the enameled wire is completed, which can cause quality problems, such as slot paper dropping, slot wedge dropping, high axial offset of the winding end of the post-shaping procedure and the like. The proposal provides a thinking for solving the problems, so as to obtain good application improving effect.
The invention comprises the following steps:
The invention aims to provide a motor stator assembly and a motor using the same, which can solve the problem of low slot filling rate of the stator assembly.
The aim of the invention is achieved by the following technical scheme.
A first object of the present invention is to provide a stator assembly of an electric motor, including a stator core including a yoke portion and a plurality of tooth portions extending inward from the yoke portion, a wire insertion groove formed between adjacent two tooth portions, a slot paper installed in the wire insertion groove, and a coil winding wound on the tooth portions or the yoke portion, characterized in that: the coil winding is embedded into the coil inserting groove.
The filling winding is formed by winding insulating wires, the coil winding is formed by winding enamelled wires, and the winding directions of the filling winding and the coil winding are the same.
The enameled wire and the insulated wire are wound on the stator core side by side.
The insulated wire is a nylon wire.
The diameter of the insulated wire is 0.02 mm-2 mm.
A second object of the present invention is to provide an electric machine comprising a housing, a stator assembly, a rotor assembly and a shaft, the stator assembly) and the rotor assembly being mounted in the housing, the stator assembly being the electric machine stator assembly described above.
Compared with the prior art, the invention has the following effects:
1) The motor stator assembly also comprises a filling winding, the filling winding and the coil winding are embedded into the coil inserting groove, the filling winding can increase the groove filling rate and can not influence the performance of the coil winding, the problems of groove dropping paper, groove wedge, machine inserting groove paper turning, high offset of a stator end and the like caused by low groove filling rate of the motor stator assembly are solved, and the coil winding induction effect is good;
2) The winding directions of the filling winding and the coil winding are the same, and the winding is convenient;
3) The enameled wire and the insulated wire are wound on the stator core side by side, so that the production is more convenient, and the coil windings are uniformly distributed in the coil inserting grooves;
4) The insulation wire is nylon wire, the cost of the nylon wire is low, the insulation performance is good, and meanwhile, for the motor stator assembly of the coil winding with the small wire diameter, the lubrication and the tension addition of the filling winding can improve the quality problems that the coil inserting of the coil winding with the small wire diameter is easy to break, and the like;
5) The diameter of the nylon wire is 0.02 mm-2 mm, the insulation coil can be wound by calculating and selecting nylon wires with different wire diameters to achieve the optimal slot filling rate, and the nylon wire winding device is convenient to use and better in effect;
6) The motor improves the structure of the stator assembly, increases the slot filling rate, solves the problems of slot paper dropping, slot wedge, machine embedded slot paper turning, high offset of the stator end and the like caused by low slot filling rate of the stator winding, and ensures that the motor has more stable performance.
Description of the drawings:
fig. 1 is a schematic winding diagram of a stator assembly of an electric motor according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of a stator assembly of an electric machine according to a first embodiment of the present invention;
fig. 3 is an enlarged view at a of fig. 2.
The specific embodiment is as follows:
the invention is described in further detail below by means of specific embodiments in connection with the accompanying drawings.
Embodiment one:
As shown in fig. 1 to 3, the present embodiment provides a stator assembly of a motor, including a stator core 1, slot paper (not shown) and a coil winding 2, the stator core 1 includes a yoke 11 and a plurality of teeth 12 extending inward from the yoke 11, a slot 13 is formed between two adjacent teeth 12, the slot paper is installed in the slot 13, and the coil winding 2 is wound around the teeth 12, and the stator assembly is characterized in that: and the coil winding also comprises a filling winding 3, and the filling winding 3 and the coil winding 2 are embedded into the embedded slot 13.
In the motor stator assembly according to the embodiment, the filling winding 3 and the coil winding 2 are embedded into the embedded groove 13, the filling winding 3 is only used for filling the motor stator groove, the motor driving operation is not involved, and the filling winding 3 is not involved when the coil winding 2 and the power wire are welded. The filling winding 3 can increase the slot filling rate without affecting the performance of the coil winding 2, solves the problems of slot paper dropping, slot wedge, machine caulking slot paper turning, high offset of the stator end and the like of the motor stator assembly caused by low slot filling rate, and has good induction effect of the coil winding 2.
The filling winding 3 is not electrified and is only embedded into the embedded groove 13 together with the coil winding 2, and the requirements of different groove filling rates are adjusted and adapted.
The filling winding 3 is formed by winding an insulated wire 30, the coil winding 2 is formed by winding an enameled wire 20, the winding directions of the filling winding 3 and the coil winding 2 are the same, and the winding is convenient.
The enameled wire 20 and the insulated wire 30 are wound on the stator core 1 side by side, so that the production is more convenient, and the coil windings are uniformly distributed in the coil inserting grooves.
The insulating wire 30 is nylon wire, the cost of the nylon wire is low, the insulating performance is good, and meanwhile, for the motor stator assembly of the coil winding 2 with a small wire diameter, the lubrication and tension addition of the filling winding 3 can improve the quality problems that the coil winding 2 with the small wire diameter is easy to insert and break, and the like.
The diameter of the insulated wire 30 is 0.02 mm-2 mm, and nylon wires with different wire diameters can be selected as selectable options through calculation.
The coil winding 2 may be wound around the yoke 11, and the stator core 1 may be wound with a plurality of coil windings 2.
The optimal slot filling rate is achieved through the filling winding 3, the use is convenient, and the effect is better.
The above.
Embodiment two:
the embodiment provides a motor, which comprises a shell, a stator assembly 10, a rotor assembly and a rotating shaft, wherein the stator assembly 10 and the rotor assembly are installed in the shell, and the stator assembly 10 is the motor stator assembly according to the embodiment one.
According to the motor, through improving the structure of the stator assembly 10, the slot filling rate is increased, the problems of slot paper dropping, slot wedge dropping, machine caulking slot paper turning, high offset of the stator end and the like caused by low slot filling rate of the stator winding are solved, and the performance of the motor is more stable.
The motor is a micro-special motor.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principles of the present invention are included in the scope of the present invention.
Claims (5)
1. The utility model provides a motor stator subassembly, includes stator core (1), slot paper and coil winding (2), and stator core (1) include yoke (11) and a plurality of tooth portions (12) that stretch out from yoke (11) inboard, form wire embedding groove (13) between two adjacent tooth portions (12), install slot paper in wire embedding groove (13) the inside, coil winding (2) are around on tooth portion (12) or yoke (11), its characterized in that: the coil winding structure also comprises a filling winding (3), wherein the filling winding (3) and the coil winding (2) are embedded into the embedded slot (13);
The filling winding (3) is formed by winding an insulating wire (30), the coil winding (2) is formed by winding an enameled wire (20), and the winding directions of the filling winding (3) and the coil winding (2) are the same.
2. A motor stator assembly as claimed in claim 1 wherein: the enameled wire (20) and the insulated wire (30) are wound on the stator core (1) side by side.
3. A motor stator assembly according to claim 1 or 2, wherein: the insulated wire (30) is a nylon wire.
4. A motor stator assembly according to claim 3, wherein: the diameter of the insulated wire (30) is 0.02 mm-2 mm.
5. The utility model provides an electric machine, includes casing, stator module (10), rotor subassembly and pivot, and stator module (10) and rotor subassembly are installed in the casing, its characterized in that: the stator assembly (10) is an electrical machine stator assembly according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984647.0A CN108718120B (en) | 2018-08-28 | 2018-08-28 | Motor stator assembly and motor using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810984647.0A CN108718120B (en) | 2018-08-28 | 2018-08-28 | Motor stator assembly and motor using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108718120A CN108718120A (en) | 2018-10-30 |
| CN108718120B true CN108718120B (en) | 2024-04-30 |
Family
ID=63914043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810984647.0A Active CN108718120B (en) | 2018-08-28 | 2018-08-28 | Motor stator assembly and motor using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108718120B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112564360A (en) * | 2019-09-26 | 2021-03-26 | 广东威灵电机制造有限公司 | Stator and motor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62107671A (en) * | 1985-11-05 | 1987-05-19 | Mitsubishi Electric Corp | Rotor for superconducting rotary electric machine |
| JP2000217291A (en) * | 1999-01-21 | 2000-08-04 | Fuji Electric Co Ltd | Stator of low-voltage electric machine |
| CN201590693U (en) * | 2009-12-24 | 2010-09-22 | 中山大洋电机股份有限公司 | Installation structure of motor cast-aluminum end cover and stator |
| JP2014222973A (en) * | 2013-05-13 | 2014-11-27 | 日本化薬株式会社 | Coil filled with thermally conductive heat-resistant insulating material, production method thereof, motor and transformer |
| CN204304651U (en) * | 2014-12-27 | 2015-04-29 | 中山大洋电机股份有限公司 | A kind of adjustable speed motor |
| CN206211704U (en) * | 2016-08-23 | 2017-05-31 | 中山大洋电机股份有限公司 | A kind of adjustable speed motor |
| CN208638106U (en) * | 2018-08-28 | 2019-03-22 | 中山大洋电机股份有限公司 | A kind of motor stator component and the motor using it |
-
2018
- 2018-08-28 CN CN201810984647.0A patent/CN108718120B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62107671A (en) * | 1985-11-05 | 1987-05-19 | Mitsubishi Electric Corp | Rotor for superconducting rotary electric machine |
| JP2000217291A (en) * | 1999-01-21 | 2000-08-04 | Fuji Electric Co Ltd | Stator of low-voltage electric machine |
| CN201590693U (en) * | 2009-12-24 | 2010-09-22 | 中山大洋电机股份有限公司 | Installation structure of motor cast-aluminum end cover and stator |
| JP2014222973A (en) * | 2013-05-13 | 2014-11-27 | 日本化薬株式会社 | Coil filled with thermally conductive heat-resistant insulating material, production method thereof, motor and transformer |
| CN204304651U (en) * | 2014-12-27 | 2015-04-29 | 中山大洋电机股份有限公司 | A kind of adjustable speed motor |
| CN206211704U (en) * | 2016-08-23 | 2017-05-31 | 中山大洋电机股份有限公司 | A kind of adjustable speed motor |
| CN208638106U (en) * | 2018-08-28 | 2019-03-22 | 中山大洋电机股份有限公司 | A kind of motor stator component and the motor using it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108718120A (en) | 2018-10-30 |
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