CN206211704U - A kind of adjustable speed motor - Google Patents
A kind of adjustable speed motor Download PDFInfo
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- CN206211704U CN206211704U CN201620927074.4U CN201620927074U CN206211704U CN 206211704 U CN206211704 U CN 206211704U CN 201620927074 U CN201620927074 U CN 201620927074U CN 206211704 U CN206211704 U CN 206211704U
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- coil winding
- speed control
- control coil
- pass speed
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Abstract
The utility model discloses a kind of adjustable speed motor, including rotating shaft, rotor assembly, stator module, casing assembly and electric capacity, rotor assembly is arranged in rotating shaft, stator module and casing assembly are installed together and are nested in rotor assembly outside, rotating shaft two ends are supported on the bearing of casing assembly respectively, described stator module includes stator core, main coil winding, secondary coil winding and by-pass speed control coil winding, described stator core includes ring-shaped yoke portion and some stator teeths stretched out from ring-shaped yoke portion, line embedding groove is formed between adjacent stator teeth, secondary coil winding and by-pass speed control coil winding are placed in identical line embedding groove the inside, electric capacity, secondary coil winding and by-pass speed control coil winding are together in parallel with main coil winding two ends again after being sequentially connected in series together, it is characterized in that：The line footpath of the line diameter ratio by-pass speed control coil winding of the secondary coil winding is big, can reduce magnetic field circularity, improves low and middle-grade electromagnetic noises.
Description
Technical field：
The utility model is related to a kind of adjustable speed motor.
Background technology：
It is existing in conventional L-type by-pass speed governing capacitor operated single phase asynchronous motor, by-pass line footpath is with speed governing tap
Identical, so under low-grade rotating speed, due to major-minor turn(s) ratio, magnetic field circularity is very big during motor rotation, i.e., magnetic field is very
Flat, motor will produce very big electromagnetic noise.
The content of the invention：
The purpose of this utility model is to provide a kind of adjustable speed motor, is adjusted by the line diameter ratio by-pass for changing secondary coil winding
The line footpath of fast coil windings, can reduce magnetic field circularity, improve low and middle-grade electromagnetic noises.
The purpose of this utility model is achieved by following technical proposals.
A kind of adjustable speed motor, including rotating shaft, rotor assembly, stator module, casing assembly and electric capacity, rotor assembly are installed
In rotating shaft, stator module and casing assembly are installed together and are nested in rotor assembly outside, and rotating shaft two ends are supported on respectively
On the bearing of casing assembly, described stator module includes stator core, main coil winding, secondary coil winding and by-pass speed governing line
Circle winding, some stator teeths that described stator core includes ring-shaped yoke portion and stretched out from ring-shaped yoke portion, adjacent stator
Line embedding groove is formed between teeth portion, secondary coil winding and by-pass speed control coil winding are placed in identical line embedding groove the inside, electric capacity, by-pass
Circle winding and by-pass speed control coil winding are together in parallel with main coil winding two ends again after being sequentially connected in series together, the secondary coil
The line footpath of the line diameter ratio by-pass speed control coil winding of winding is big.
By-pass speed control coil winding described above includes the first by-pass speed control coil winding and the second by-pass speed control coil
Winding, electric capacity, secondary coil winding, the second by-pass speed control coil winding and the first by-pass speed control coil winding are sequentially connected in series together
It is together in parallel with main coil winding two ends again afterwards, top gear is drawn between main coil winding and the first by-pass speed control coil winding
Position tap, draws middling speed gear tap, in pair between the first by-pass speed control coil winding and the second by-pass speed control coil winding
Low gear tap is drawn between coil windings and the second by-pass speed control coil winding.
The number of turn of the turn ratio by-pass speed control coil winding of secondary coil winding described above is more.
The line footpath of secondary coil winding described above is 0.28mm, and the line footpath of by-pass speed control coil winding is 0.25mm.
The utility model compared with prior art, has the effect that：
1) secondary coil winding and by-pass speed control coil winding be placed in identical line embedding groove the inside, electric capacity, secondary coil winding and
By-pass speed control coil winding is together in parallel with main coil winding two ends again after being sequentially connected in series together, the line of the secondary coil winding
Footpath is bigger than the line footpath of by-pass speed control coil winding, can reduce magnetic field circularity, improves low and middle-grade electromagnetic noises, is also tested by experiment
Our conclusion is demonstrate,proved.
2) number of turn of the turn ratio by-pass speed control coil winding of secondary coil winding is more, can further reduce magnetic field circularity, changes
It is apt to low and middle-grade electromagnetic noises.
Brief description of the drawings：
Fig. 1 is the stereogram of adjustable speed motor in embodiment；
Fig. 2 is the exploded view of adjustable speed motor in embodiment；
Fig. 3 is the structural representation of stator module in embodiment；
Fig. 4 is the elementary diagram of adjustable speed motor in embodiment.
Specific embodiment：
The utility model is described in further detail below by specific embodiment and with reference to accompanying drawing.
Embodiment one：As shown in Figures 1 to 4, the present embodiment is a kind of adjustable speed motor, including rotating shaft 1, rotor assembly 2,
Stator module 3, casing assembly 4 and electric capacity 5, rotor assembly 2 are arranged in rotating shaft 1, and stator module 3 and casing assembly 4 are arranged on
Together and the outside of rotor assembly 2 is nested in, the two ends of rotating shaft 1 are supported on the bearing of casing assembly 4 respectively, described stator module
3 include stator core 31, main coil winding 32, secondary coil winding 33 and by-pass speed control coil winding 34, described stator core
31 include ring-shaped yoke portion 311 and some stator teeths 312 stretched out from ring-shaped yoke portion 311, between adjacent stator teeth 312
Line embedding groove 313 is formed, secondary coil winding 33 and by-pass speed control coil winding 34 are placed in inside identical line embedding groove 313, electric capacity C,
Secondary coil winding 33 and by-pass speed control coil winding 34 are together in parallel with the two ends of main coil winding 32 again after being sequentially connected in series together,
The line footpath of the line diameter ratio by-pass speed control coil winding 34 of the secondary coil winding 33 is big.
Described by-pass speed control coil winding 34 includes the first by-pass speed control coil winding 341 and the second by-pass speed control coil
Winding 342, electric capacity C, secondary coil winding 33, the second by-pass speed control coil winding 342 and the first by-pass speed control coil winding 341 according to
It is secondary be cascaded after be together in parallel with the two ends of main coil winding 32 again, the by-pass speed control coil of main coil winding 32 and first around
High gear tap is drawn between group 341, in the first by-pass speed control coil winding 341 and the second by-pass speed control coil winding 342
Between draw middling speed gear tap, draw low gear between the by-pass speed control coil winding 342 of secondary coil winding 33 and second
Tap.
The number of turn of the turn ratio by-pass speed control coil winding 34 of the secondary coil winding 33 is more.
The line footpath of described secondary coil winding 33 is 0.28mm, and the line footpath of by-pass speed control coil winding 34 is 0.25mm.
Main coil winding 32 and secondary coil winding 33 are arranged on no line embedding groove the inside, and main coil winding 32 is located at outer
Side, secondary coil winding 33 is located at inner side, and main coil winding 32 is connected main line tap with the connection end of electric capacity C by temperature controller T.
Above example is better embodiment of the invention, but embodiments of the present invention not limited to this, and other are any
Without departing from Spirit Essence of the invention and the change, modification, replacement made under principle, combine, simplify, be equivalent displacement side
Formula, is included within protection scope of the present invention.
Claims (4)
1. a kind of adjustable speed motor, including rotating shaft (1), rotor assembly (2), stator module (3), casing assembly (4) and electric capacity
(5), in rotating shaft (1), stator module (3) and casing assembly (4) are installed together and are nested in rotor rotor assembly (2)
Component (2) outside, rotating shaft (1) two ends are supported on the bearing of casing assembly (4) respectively, and described stator module (3) is including fixed
Sub- iron core (31), main coil winding (32), secondary coil winding (33) and by-pass speed control coil winding (34), described stator core
(31) some stator teeths (312) stretched out including ring-shaped yoke portion (311) and from ring-shaped yoke portion (311), adjacent stator tooth
Line embedding groove (313) is formed between portion (312), secondary coil winding (33) and by-pass speed control coil winding (34) are placed in identical rule
Groove (313) the inside, electric capacity (C), secondary coil winding (33) and by-pass speed control coil winding (34) be sequentially connected in series together after again with
Main coil winding (32) two ends are together in parallel, it is characterised in that：The line diameter ratio by-pass speed control coil of the secondary coil winding (33)
The line footpath of winding (34) is big.
2. a kind of adjustable speed motor according to claim 1, it is characterised in that：Described by-pass speed control coil winding (34)
Including the first by-pass speed control coil winding (341) and the second by-pass speed control coil winding (342), electric capacity (C), secondary coil winding
(33) after, the second by-pass speed control coil winding (342) and the first by-pass speed control coil winding (341) are sequentially connected in series together again with
Main coil winding (32) two ends are together in parallel, and draw between main coil winding (32) and the first by-pass speed control coil winding (341)
Go out high gear tap, drawn between the first by-pass speed control coil winding (341) and the second by-pass speed control coil winding (342)
Middling speed gear tap, draws low gear tap between secondary coil winding (33) and the second by-pass speed control coil winding (342).
3. a kind of adjustable speed motor according to claim 1, it is characterised in that：The turn ratio of the secondary coil winding (33)
The number of turn of by-pass speed control coil winding (34) is more.
4. a kind of adjustable speed motor according to claim 1 or 2 or 3, it is characterised in that：Described secondary coil winding (33)
Line footpath be 0.28mm, the line footpath of by-pass speed control coil winding (34) is 0.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620927074.4U CN206211704U (en) | 2016-08-23 | 2016-08-23 | A kind of adjustable speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620927074.4U CN206211704U (en) | 2016-08-23 | 2016-08-23 | A kind of adjustable speed motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206211704U true CN206211704U (en) | 2017-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620927074.4U Active CN206211704U (en) | 2016-08-23 | 2016-08-23 | A kind of adjustable speed motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206211704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108718120A (en) * | 2018-08-28 | 2018-10-30 | 中山大洋电机股份有限公司 | A kind of motor stator component and apply its motor |
-
2016
- 2016-08-23 CN CN201620927074.4U patent/CN206211704U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108718120A (en) * | 2018-08-28 | 2018-10-30 | 中山大洋电机股份有限公司 | A kind of motor stator component and apply its motor |
| CN108718120B (en) * | 2018-08-28 | 2024-04-30 | 中山大洋电机股份有限公司 | Motor stator assembly and motor using same |
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