CN206313566U - A kind of stator core construction of motor - Google Patents
A kind of stator core construction of motor Download PDFInfo
- Publication number
- CN206313566U CN206313566U CN201621393040.8U CN201621393040U CN206313566U CN 206313566 U CN206313566 U CN 206313566U CN 201621393040 U CN201621393040 U CN 201621393040U CN 206313566 U CN206313566 U CN 206313566U
- Authority
- CN
- China
- Prior art keywords
- stator
- iron core
- core body
- teeth portion
- baffle
- 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 - Fee Related
Links
- 238000010276 construction Methods 0.000 title claims abstract description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000009413 insulation Methods 0.000 claims abstract description 15
- 238000004080 punching Methods 0.000 claims description 17
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims 1
- 238000004804 winding Methods 0.000 abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 description 6
- 238000009966 trimming Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The utility model discloses a kind of stator core construction of motor, including stator yoke, teeth portion and centre bore, the teeth portion is uniformly distributed around centre bore, stator slot is constituted between adjacent teeth portion, the stator core also includes insulating cover, the inner surface of the insulating cover covering stator slot and the both ends of the surface of iron core body, coil baffle plate is axially outward extended with along iron core body on the insulating cover of iron core body both ends of the surface, the insulating cover is structure as a whole with iron core body.It efficiently solves the problem that insulation processing is difficult, cost is very high between its stator core of micro-machine and stator winding of prior art presence, the utility model may insure that the insulation between motor stator core and stator winding is good, reduce production cost, the reliability and security energy of motor is improve, with practical value very high.
Description
Technical field
The utility model is related to technical field of motors, more particularly to a kind of stator core construction of motor.
Background technology
Be formed by stacking using stator punching more than the stator core of motor in the prior art and one be fixed, embedded stator around
Needing the bag on winding to set insulating barrier or insulating trip etc. is placed in the coil groove of stator core during group ensures stator core and determines
Insulation between sub- winding, this structure difficult treatment for micro-machine, cost is very high, and stator core and stator around
Insulation Problems treatment between group is bad, not only reduces the reliability of motor, and also the security performance to motor is impacted.It is public
Accuse and day be August in 2011 17, notification number discloses a kind of stator core construction for the Chinese patent document of CN201937347U,
Including being overrided to form from top to down by some punching bodies, each punching body includes yoke portion, teeth portion and centre bore, between adjacent fingers
Teeth groove is formed, some trimmings are carried on each punching body, be arranged in the trimming alignment on the punching body of odd positions, be arranged in
On the punching body of even number position trimming alignment, the trimming being arranged on the punching body of odd positions be arranged in even number position
Trimming on punching body is staggered certain angle, motor-field is evenly distributed, improve the efficiency of motor, noise, torque pulsation,
The performances such as temperature rise, so as to reduce motor cost.The stator core is mainly the problem that is uniformly distributed for considering magnetic field, and portion is suitable for
Micro-machine is used.
Utility model content
The purpose of this utility model be for solve its stator core of micro-machine and stator winding that prior art is present it
Between the problem that insulation processing is difficult, cost is very high, there is provided a kind of stator core construction of motor, it can be ensured that motor stator iron
Insulation between core and stator winding is good, so as to reduce production cost, improves the reliability and security energy of motor.
The utility model is that the technical scheme that solution above-mentioned technical problem is used is, a kind of stator core knot of motor
Structure, including the iron core body being made up of multi-disc stator punching overlapping, iron core body include stator yoke and multiple teeth portion, iron core body
Center be provided with centre bore, the teeth portion is uniformly distributed around centre bore, and teeth portion forms with teeth near the both sides of the edge of centre bore
Point, constitutes stator slot between adjacent teeth portion, the stator core also includes insulating cover, the insulating cover covering
The inner surface of stator slot and the both ends of the surface of iron core body, along iron core sheet on the insulating cover of iron core body both ends of the surface
Body has extended axially outward coil baffle plate, and the coil baffle plate includes being arranged on teeth portion near the Internal baffle of centre bore side and sets
The outer baffle near stator slot bottom land side in stator yoke is put, the insulating cover is structure as a whole with iron core body.This
Utility model is all covered with insulating barrier in the both ends of the surface of iron core body and the inner surface of stator slot, and the insulating barrier is rushed with stator
The iron core body that piece overlapping is constituted forms integral structure, so, when stator winding insertion or coiling are in stator slot, by
Insulating cover is equipped with the inner surface of stator slot and the both ends of the surface of iron core body, is begun between stator winding and stator core
Eventually will not directly contact, centre separates with insulating barrier, therefore eliminates the insulation processing between stator core and stator winding
Process, solves the problems, such as that the insulation processing between stator core and stator winding is difficult.On the other hand, the utility model is in iron
Coil baffle plate is outward extended with the insulating cover of core body both ends of the surface, coil baffle plate one can limit stator winding two ends
Position, two can play buffer action between stator winding and stator core or motor housing.
Preferably, terminal was axially outward extended with along iron core body on the insulating cover of iron core body end face,
The terminal of crossing is arranged in the stator yoke on the outside of stator core teeth portion.In one of end face of iron core body（After usually
End face）On terminal was set, be mainly used in the line between stator winding, setting terminal can make these lines away from fixed
Sub- winding, facilitates the wiring of stator winding；On the other hand, crossing terminal also has and effect as inside and outside flapper type.
Preferably, Internal baffle is in circular arc with outer baffle, the center of circle corresponding to the arc surface of Internal baffle and outer baffle
On the same line, the height of outer baffle is more than the height of Internal baffle, the width of the width more than Internal baffle of outer baffle.
Preferably, the quantity of Internal baffle is adapted with the teeth portion on iron core body, the both ends of the surface of each teeth portion are equipped with
Internal baffle, the quantity of outer baffle is adapted with the stator slot of iron core body, and the both ends of the surface of each stator slot are equipped with outer gear
Plate.
Preferably, crossing, terminal cross section is rectangular, the height of terminal is crossed more than outer baffle and the height of Internal baffle.Cross line
The height of post can make the height of terminal protrude from iron core body more than stator winding more than outer baffle and the height of Internal baffle
The height of end face, it is to avoid stator winding is interfered with motor rear cover.
Preferably, the insulating cover for being covered in stator slot inner surface is equal thickness structure.Equal thickness structure it is exhausted
Edge coating can make the profile of stator slot keep constant, it is ensured that the electromagnetic performance of motor.
Preferably, teeth portion is provided with rectangular opening with the stator punching of stator yoke junction.Rectangular opening can be used for stator
The positioning of punching, while the combination between insulating cover and iron core body can be made more firm.
Preferably, iron core body is arranged with two fixing grooves, iron core body in cylinder on the outer peripheral face of cylinder
On stator slot be 6,9 or 12.It is easy to stator winding to constitute three phase excitation using 6,9 or 12 stator slots
Mode, the power supply of certain order is carried out by the commutating circuit on control panel to stator winding, so as to form rotating excitation field and band
Dynamic rotor is rotated.
The beneficial effects of the utility model are：It efficiently solves micro-machine its stator core of prior art presence
The problem that insulation processing is difficult between stator winding, cost is very high, the utility model may insure motor stator core and determine
Insulation between sub- winding is good, reduces production cost, the reliability and security energy of motor is improve, with reality very high
With value.
Brief description of the drawings
Fig. 1 is a kind of dimensional structure diagram of the present utility model；
Fig. 2 is a kind of structure sectional view of the present utility model；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is a kind of cross-sectional structure schematic diagram of the present utility model；
Fig. 5 is a kind of structural representation of the utility model stator punching.
In figure：1. iron core body, 2. stator yoke, 3. teeth portion, 4. centre bore, 5. crown, 6. stator slot, 7. insulation covering
Layer, 8. Internal baffle, 9. outer baffle, 10. crosses terminal, 11. rectangular openings, 12. fixing grooves.
Specific embodiment
Below by embodiment, and further is made to the specific embodiment of technical solutions of the utility model with reference to accompanying drawing
Explanation.
Embodiment 1
In embodiment 1 as shown in Figure 1, a kind of stator core construction of motor, including overlapped by multi-disc stator punching
The iron core body 1 of composition, iron core body is arranged with two fixing grooves 12 in cylinder on the outer peripheral face of cylinder.Iron core sheet
Body includes stator yoke 2 and 6 teeth portion 3, and teeth portion is provided with rectangular opening 11 with the stator punching of stator yoke junction, and the present embodiment is common
6 rectangular openings are set；The center of iron core body is provided with centre bore 4, and the teeth portion is uniformly distributed around centre bore, and teeth portion is in
The both sides of the edge in heart hole are formed with crown 5, and 6 stator slots 6 are constituted between adjacent teeth portion, and the stator core also includes exhausted
Edge coating 7, insulating cover is structure as a whole with iron core body；The inner surface of insulating cover covering stator slot and
The both ends of the surface of iron core body, are covered in the insulating cover of stator slot inner surface for equal thickness structure, positioned at iron core body two
Coil baffle plate is axially outward extended with along iron core body on the insulating cover of end face, the coil baffle plate includes being arranged on tooth
Portion near centre bore side Internal baffle 8 and be arranged on stator yoke near stator slot bottom land side outer baffle 9, Internal baffle with
Outer baffle is in circular arc, the center of circle corresponding to the arc surface of Internal baffle and outer baffle on the same line, the height of outer baffle
More than the height of Internal baffle, the width of the width more than Internal baffle of outer baffle, the teeth portion in the quantity and iron core body of Internal baffle
It is adapted, i.e. the both ends of the surface of each teeth portion are equipped with Internal baffle, and the present embodiment sets 12 pieces of Internal baffles altogether；The quantity of outer baffle with
The stator slot of iron core body is adapted, i.e. the both ends of the surface of each stator slot are equipped with outer baffle, and the present embodiment sets 12 altogether
Block outer baffle, terminal 10 was axially outward extended with the insulating cover of iron core body rear end face along iron core body, crossed terminal
Cross section is rectangular, crosses the height of terminal more than outer baffle and the height of Internal baffle, and the terminal of crossing is arranged on stator iron core tooth
In stator yoke on the outside of portion.
The utility model is all covered with insulating barrier, and the insulation in the both ends of the surface of iron core body and the inner surface of stator slot
The iron core body that layer is constituted with stator punching overlapping forms integral structure, so, when stator winding is embedded in or coiling is to stator
When in wire casing, because the inner surface of stator slot and the both ends of the surface of iron core body are equipped with insulating cover, stator winding with it is fixed
Between sub- iron core all the time will not directly contact, centre separates with insulating barrier, thus eliminate stator core and stator winding it
Between insulation processing process, solve the problems, such as that insulation processing between stator core and stator winding is difficult.On the other hand, originally
Utility model is outward extended with coil baffle plate on the insulating cover of iron core body both ends of the surface, and coil baffle plate one can be limited
The position at stator winding two ends, two can play buffer action between stator winding and stator core or motor housing.
Claims (8)
1. a kind of stator core construction of motor, it is characterized in that, including the iron core body being made up of multi-disc stator punching overlapping
（1）, iron core body include stator yoke（2）And multiple teeth portion（3）, the center of iron core body is provided with centre bore（4）, the teeth portion ring
It is uniformly distributed around centre bore, teeth portion is formed with crown near the both sides of the edge of centre bore（5）, stator is constituted between adjacent teeth portion
Wire casing（6）, the stator core is also including insulating cover（7）, the inner surface of insulating cover covering stator slot and
The both ends of the surface of iron core body, line is axially outward extended with the insulating cover of iron core body both ends of the surface along iron core body
Circle baffle plate, the coil baffle plate includes being arranged on Internal baffle of the teeth portion near centre bore side（8）And be arranged on stator yoke be close to
The outer baffle of stator slot bottom land side（9）, the insulating cover is structure as a whole with iron core body.
2. the stator core construction of motor according to claim 1, it is characterised in that：The insulation of iron core body end face is covered
On cap rock terminal was axially outward extended with along iron core body（10）, it is described cross terminal be arranged on determining on the outside of stator core teeth portion
On sub- yoke.
3. the stator core construction of motor according to claim 1, it is characterised in that：Described Internal baffle is equal with outer baffle
In circular arc, on the same line, the height of outer baffle is more than interior gear to the center of circle corresponding to the arc surface of Internal baffle and outer baffle
The height of plate, the width of the width more than Internal baffle of outer baffle.
4. the stator core construction of motor according to claim 1, it is characterised in that：The quantity and iron of described Internal baffle
Teeth portion on core body is adapted, and the both ends of the surface of each teeth portion are equipped with Internal baffle, the quantity of outer baffle and determining for iron core body
Sub-line groove is adapted, and the both ends of the surface of each stator slot are equipped with outer baffle.
5. the stator core construction of motor according to claim 2, it is characterised in that：Described terminal cross section of crossing is in square
Shape, crosses the height of terminal more than outer baffle and the height of Internal baffle.
6. the stator core construction of motor according to claim 1, it is characterised in that：It is covered in stator slot inner surface
Insulating cover is equal thickness structure.
7. the stator core construction of motor according to claim 1, it is characterised in that：Teeth portion is determined with stator yoke junction
Sub- punching is provided with rectangular opening（11）.
8. the stator core construction of the motor according to claim any one of 1-7, it is characterised in that：Iron core body is in cylinder
Shape, two fixing grooves are arranged with the outer peripheral face of cylinder（12）, the stator slot on iron core body is 6,9 or 12
It is individual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621393040.8U CN206313566U (en) | 2016-12-18 | 2016-12-18 | A kind of stator core construction of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621393040.8U CN206313566U (en) | 2016-12-18 | 2016-12-18 | A kind of stator core construction of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206313566U true CN206313566U (en) | 2017-07-07 |
Family
ID=59252209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621393040.8U Expired - Fee Related CN206313566U (en) | 2016-12-18 | 2016-12-18 | A kind of stator core construction of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206313566U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034626A (en) * | 2019-05-16 | 2019-07-19 | 东莞新东华五金塑胶配件有限公司 | A kind of stator core insulation structure |
| CN110311496A (en) * | 2019-07-04 | 2019-10-08 | 珠海凯邦电机制造有限公司 | Stator plastic-coated structure, stator assembly, motor and air conditioner |
-
2016
- 2016-12-18 CN CN201621393040.8U patent/CN206313566U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110034626A (en) * | 2019-05-16 | 2019-07-19 | 东莞新东华五金塑胶配件有限公司 | A kind of stator core insulation structure |
| CN110311496A (en) * | 2019-07-04 | 2019-10-08 | 珠海凯邦电机制造有限公司 | Stator plastic-coated structure, stator assembly, motor and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170707 |