CN106230139A - A kind of split-phase high pressure slow-speed motor - Google Patents
A kind of split-phase high pressure slow-speed motor Download PDFInfo
- Publication number
- CN106230139A CN106230139A CN201610658807.3A CN201610658807A CN106230139A CN 106230139 A CN106230139 A CN 106230139A CN 201610658807 A CN201610658807 A CN 201610658807A CN 106230139 A CN106230139 A CN 106230139A
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- Prior art keywords
- stator
- phase
- winding
- split
- motor
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- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
-
- 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
Abstract
nullThe present invention relates to a kind of split-phase high pressure slow-speed motor，This motor is three-phase alternating-current motor，The stator of this motor includes stator punching (1) and stator winding (2)，Described stator punching (1) includes several stator sulculuses (3)、Three stator vats (4) and stator yoke (5)，Three described stator vats (4) are laid in the inner ring of stator punching (1)，Described stator vat (4) angle between any two is 120 degree，Described stator sulculus (3) is evenly distributed between stator vat (4)，It is provided with stator yoke (5) in the outer ring of described stator punching (1)，Described stator winding (2) is located on the inner ring of stator punching (1)，The winding configuration of described stator winding (2) is split-phase winding，The number of described split-phase winding is 3，It is provided with a component phase winding between the stator vat (4) that each two is adjacent.The present invention has in the case of small size and realizes slow-revving advantage, it is possible to effectively reduce production cost.
Description
Technical field
The present invention relates to field of electric drive, especially relate to a kind of split-phase high pressure slow-speed motor.
Background technology
It is that motor is connected with driven equipment carrying out dragging operation, needs relatively low rotating speed, and general motor
Rotating speed higher, need to support the use with deceleration device, thus reduce the purpose of rotating speed, carry out dragging operation, therefore, people
Have employed a kind of high pressure slow-speed motor and carry out memory and drag operation.
In existing high pressure slow-speed motor, in order to reduce the rotating speed of motor, the general method using increase groove number
Increase number of pole-pairs, thus reduce the purpose of rotating speed, and increase groove number and typically require the stator dimensions of motor and increase accordingly
Add, under many circumstances due to motor installation dimension and the requirement of quality, the restricted diameter of motor, the groove number of motor because of
This can not infinitely increase, and motor will be in the case of stator diameter size constancy, frequency be constant so that by increasing pole
Logarithm drops slow-revving method and can not be effectively reduced rotating speed, does not reaches the requirement dragging operation.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the invention provides a kind of split-phase high pressure slow-speed motor,
This motor can be effectively reduced rotating speed in the case of not changing motor size, is easy to again the production system of motor simultaneously
Make.
Based on foregoing invention purpose, technical scheme is as follows:
A kind of split-phase high pressure slow-speed motor, this motor is three-phase alternating-current motor, and the stator of this motor includes that stator rushes
Sheet and stator winding, described stator punching includes several stator sulculuses, three stator vats and stator yoke, described three
Stator vat is laid in the inner ring of stator punching, and described stator vat angle between any two is 120 degree, and described stator sulculus is equal
Even being distributed between stator vat, be provided with stator yoke in the outer ring of described stator punching, described stator winding is located at stator punching
On the inner ring of sheet, the winding configuration of described stator winding is split-phase winding, and the number of described split-phase winding is 3, and each two is adjacent
Stator vat between be provided with a component phase winding.
In above-mentioned one split-phase high pressure slow-speed motor of the present invention, described stator winding is single-phase split-phase winding, A
Phase, B phase and C phase are respectively one group, are respectively provided on the inner ring of stator punching.
Further, the maximum number of pole-pairs of single-phase split-phase winding:
P=x/2,
Wherein x is the number of stator sulculus.
In above-mentioned one split-phase high pressure slow-speed motor of the present invention, described stator winding is two-phase split-phase winding, often
Biphase is one group, and AB phase group, BC phase group and CA phase component are not located on the inner ring of stator punching.
Further, the maximum number of pole-pairs of two-phase split-phase winding:
Q=x/4,
Wherein x is the number of stator sulculus.
In above-mentioned one split-phase high pressure slow-speed motor of the present invention, this phase winding slot-pitch angle of described split-phase winding
(electrical angle) is:
α=360 °/(x+3), wherein x is the number of stator sulculus；
The adjacent phase winding slot-pitch angle (electrical angle) of described split-phase winding is:
β=α+120°。
According to technique scheme, have the advantage that compared to prior art
The unique texture of the stator punching of motor of the present invention and the split-phase winding configuration of stator winding, make the electronic function of the present invention
In the case of enough constant in frequency and installation dimension is constant, reaches low-down rotating speed, thus reach to drag job requirements, simultaneously
Owing to the number of stator sulculus is fewer so that the intensity of stator punching is strengthened, and improves working life.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the stator punching of motor of the present invention.
Fig. 2 is the expanded view of the stator winding of motor embodiments one of the present invention.
Fig. 3 is the expanded view of the stator winding of motor embodiments two of the present invention.
Detailed description of the invention
With specific embodiment, one split-phase high pressure slow-speed motor of the present invention is done the most detailed below in conjunction with the accompanying drawings
Thin elaboration, in the hope of being more fully apparent from understands its structure type and use process, but can not limit patent of the present invention with this
Protection domain.
Embodiment one
As depicted in figs. 1 and 2, a kind of split-phase high pressure slow-speed motor, this motor is three-phase alternating-current motor, this motor
Stator includes that stator punching 1 and stator winding 2, described stator punching 1 include 3, three stator vat 4 and of several stator sulculuses
Stator yoke 5, three described stator vats 4 are laid in the inner ring of stator punching 1, described stator vat 4 angle between any two
Degree is 120 degree, and described stator sulculus 3 is evenly distributed between stator vat 4, is provided with stator in the outer ring of described stator punching 1
Yoke portion 5, described stator winding 2 is located on the inner ring of stator punching 1, the winding configuration of described stator winding 2 be single-phase split-phase around
Group, the number of described split-phase winding is 3, and A phase, B phase and C phase are respectively one group, is respectively provided on the inner ring of stator punching 1, every two
It is provided with a component phase winding between individual adjacent stator vat 4.
With frequency as 50Hz, as a example by stator total groove number 300, the most existing high pressure slow-speed motor and the electricity of the present embodiment
The size of motivation is consistent: the most existing high pressure slow-speed motor number of pole-pairs now is 50, the rotating speed of motor according to
Can be calculated is 50 revs/min；And the number of pole-pairs of the motor of the present embodiment is about 150, the rotating speed of motor is according to can be calculated
It it is 20 revs/min.
With frequency as 50Hz, as a example by motor speed is 50 revs/min: existing high pressure slow-speed motor number of pole-pairs now
Being 50, stator total groove number is at least 300；The number of pole-pairs of single-phase split-phase winding is 50, and the number of stator sulculus 3 is at least 100, always
Groove number is at least 103, and compared to existing high pressure slow-speed motor, total groove number of its stator reduces to the 1/3 of prior art, this
The size of the stator of embodiment has narrowed down to 1/3 compared to prior art.
As can be seen here, the present embodiment is compared to prior art, it is possible to have lower rotating speed under same size, it is possible to
Need not relend in the case of limiting installation dimension and help retarding device to carry out dragging operation, save production cost.
Embodiment two
As shown in figures 1 and 3, a kind of split-phase high pressure slow-speed motor, this motor is three-phase alternating-current motor, this motor
Stator includes that stator punching 1 and stator winding 2, described stator punching 1 include 3, three stator vat 4 and of several stator sulculuses
Stator yoke 5, three described stator vats 4 are laid in the inner ring of stator punching 1, described stator vat 4 angle between any two
Degree is 120 degree, and described stator sulculus 3 is evenly distributed between stator vat 4, is provided with stator in the outer ring of described stator punching 1
Yoke portion 5, described stator winding 2 is located on the inner ring of stator punching 1, and described stator winding 2 is two-phase split-phase winding, described split-phase
The number of winding is 3, and the most biphase is one group, and AB phase group, BC phase group and CA phase component are not located on the inner ring of stator punching 1, point
It is not located on the inner ring of stator punching 1, between the stator vat 4 that each two is adjacent, is provided with a component phase winding.
With frequency as 50Hz, as a example by stator total groove number 300, the most existing high pressure slow-speed motor and the electricity of the present embodiment
The size of motivation is consistent: the most existing high pressure slow-speed motor number of pole-pairs now is 50, the rotating speed of motor according to
Can be calculated is 50 revs/min；And the number of pole-pairs of the motor of the present embodiment is about 75, the rotating speed of motor according to can be calculated for
40 revs/min.
With frequency as 50Hz, as a example by motor speed is 50 revs/min: existing high pressure slow-speed motor number of pole-pairs now
Being 50, stator total groove number is at least 300；The number of pole-pairs of single-phase split-phase winding is 50, and the number of stator sulculus 3 is at least 200, always
Groove number is at least 203, and compared to existing high pressure slow-speed motor, total groove number of its stator reduces to the 2/3 of prior art, this
The size of the stator of embodiment has narrowed down to 2/3 compared to prior art.
As can be seen here, the present embodiment is compared to prior art, it is possible to have lower rotating speed under same size, it is possible to
Need not relend in the case of limiting installation dimension and help retarding device to carry out dragging operation, save production cost.
Certainly, a kind of split-phase of present invention high pressure slow-speed motor is except the type told about in above-described embodiment and mode
In addition, other similar structure building forms and fixing connected mode are also included.Sum it up, present invention additionally comprises other for
Those skilled in the art obviously convert and substitute.
Claims (6)
1. a split-phase high pressure slow-speed motor, it is characterised in that this motor is three-phase alternating-current motor, determining of this motor
Attached bag includes stator punching (1) and stator winding (2), and described stator punching (1) includes several stator sulculuses (3), three stators
Vat (4) and stator yoke (5), three described stator vats (4) are laid in the inner ring of stator punching (1), and described stator is big
Groove (4) angle between any two is 120 degree, and described stator sulculus (3) is evenly distributed between stator vat (4), described fixed
The outer ring of sub-punching (1) is provided with stator yoke (5), and described stator winding (2) is located on the inner ring of stator punching (1), described fixed
The winding configuration of sub-winding (2) is split-phase winding, and the number of described split-phase winding is 3, the adjacent stator vat (4) of each two it
Between be provided with a component phase winding.
A kind of split-phase high pressure slow-speed motor the most according to claim 1, it is characterised in that described stator winding (2) is
Single-phase split-phase winding, A phase, B phase and C phase are respectively one group, are respectively provided on the inner ring of stator punching (1).
A kind of split-phase high pressure slow-speed motor the most according to claim 2, it is characterised in that the maximum of single-phase split-phase winding
Number of pole-pairs:
P=x/2,
Wherein x is the number of stator sulculus (3).
A kind of split-phase high pressure slow-speed motor the most according to claim 1, it is characterised in that described stator winding (2) is
Two-phase split-phase winding, the most biphase is one group, and AB phase group, BC phase group and CA phase component are not located on the inner ring of stator punching (1).
A kind of split-phase high pressure slow-speed motor the most according to claim 4, it is characterised in that the maximum of two-phase split-phase winding
Number of pole-pairs:
Q=x/4,
Wherein x is the number of stator sulculus (3).
A kind of split-phase high pressure slow-speed motor the most according to claim 1, it is characterised in that this phase of described split-phase winding
Slot for winding elongation (electrical angle) is:
α=360 °/(x+3), wherein x is the number of stator sulculus (3)；
The adjacent phase winding slot-pitch angle (electrical angle) of described split-phase winding is:
β=α+120°。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658807.3A CN106230139B (en) | 2016-08-12 | 2016-08-12 | A kind of split-phase high pressure slow-speed motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658807.3A CN106230139B (en) | 2016-08-12 | 2016-08-12 | A kind of split-phase high pressure slow-speed motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106230139A true CN106230139A (en) | 2016-12-14 |
| CN106230139B CN106230139B (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610658807.3A Active CN106230139B (en) | 2016-08-12 | 2016-08-12 | A kind of split-phase high pressure slow-speed motor |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102835A (en) * | 1985-04-01 | 1986-08-27 | 中国科学院电工研究所 | Three phase field-modulated alternator |
| CN1862928A (en) * | 2006-06-09 | 2006-11-15 | 天津大学 | Modularized stator structure low-speed DC brushless motor |
| CN103329404A (en) * | 2010-12-01 | 2013-09-25 | 罗伯特·博世有限公司 | Stator winding comprising multiple phase windings |
| CN103683569A (en) * | 2012-09-25 | 2014-03-26 | 株式会社电装 | Stator for rotating electric machine |
| CN205986351U (en) * | 2016-08-12 | 2017-02-22 | 上海樱洛机电科技有限公司 | Phase separating high pressure low speed motor |
-
2016
- 2016-08-12 CN CN201610658807.3A patent/CN106230139B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102835A (en) * | 1985-04-01 | 1986-08-27 | 中国科学院电工研究所 | Three phase field-modulated alternator |
| CN1862928A (en) * | 2006-06-09 | 2006-11-15 | 天津大学 | Modularized stator structure low-speed DC brushless motor |
| CN103329404A (en) * | 2010-12-01 | 2013-09-25 | 罗伯特·博世有限公司 | Stator winding comprising multiple phase windings |
| CN103683569A (en) * | 2012-09-25 | 2014-03-26 | 株式会社电装 | Stator for rotating electric machine |
| CN205986351U (en) * | 2016-08-12 | 2017-02-22 | 上海樱洛机电科技有限公司 | Phase separating high pressure low speed motor |
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| Publication number | Publication date |
|---|---|
| CN106230139B (en) | 2019-01-04 |
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