CN208062918U - A kind of threephase generator monolayer distribution short distance winding - Google Patents
A kind of threephase generator monolayer distribution short distance winding Download PDFInfo
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- CN208062918U CN208062918U CN201820237826.3U CN201820237826U CN208062918U CN 208062918 U CN208062918 U CN 208062918U CN 201820237826 U CN201820237826 U CN 201820237826U CN 208062918 U CN208062918 U CN 208062918U
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Abstract
The utility model discloses a kind of threephase generator monolayer distribution short distance windings, its main feature is that：Three-phase windings are single layer, and lead-out wires of coil is drawn from winding both ends respectively, and three-phase voltage is symmetrical.The utility model has the technical effect that：1, all coils have same size and shape, convenient for manufacture；2, it is whole away from 2/3rds double-deck short distance winding that winding coefficient, which is equal to pitch,；3, only a coil side, same slot inner wire belong to same phase, are not required to layer insulation in each slot, reduce cost, and slot utilization rate is high；4, the coil number of entire winding is equal to the half of total slot number, saves coiling and embedding working hour, and embedding is convenient；5, lead-out wires of coil is drawn from winding both ends, and winding overhang shaping is convenient, and the fever of winding both ends is balanced.
Description
Technical field
The utility model is related to a kind of winding of motor more particularly to a kind of threephase generator monolayer distribution short distance windings.
Background technology
There are two types of common threephase generator windings：
1, Double Layer Winding：All coils have same size and shape, convenient for manufacture；Coil uses short distance, effectively
Harmonic wave is inhibited, electromotive force and magnetomotive force waveform are good, so the three phase alternating current motor of modern times 10kW or more, stator winding are general
It is all made of the double-deck short distance winding.But it is needed between upper and lower layer coil side in Double Layer Winding slot plus layer insulation, cost increases, slot
Utilization rate it is relatively low；The coil number of entire winding is equal to total slot number, and the working hour of coiling and embedding is longer.
2, Single-layer Windings：Only a coil side, same slot inner wire belong to same phase, it is exhausted to be not required to interlayer in each slot
Edge, reduces cost, and slot utilization rate is high；The coil number of entire winding is equal to the half of total slot number, saves coiling and embedding working hour, and
And embedding is convenient.But electromotive force and magnetomotive force waveform difference cannot effectively inhibit harmonic wave using the method for short distance, even if using
When being grouped winding, using short-chorded coil, end turn copper is saved, but winding coefficient is still identical as integral pitch winding, electromagnetically
Can be identical as integral pitch winding, waveform difference, therefore be typically employed in 10kW small-sized induction machines below.
In addition, common lead-out wires of coil is all in winding one end, winding overhang shaping is inconvenient, and winding leading-out wire collection
In at one end, winding both ends fever it is unbalanced.
Invention content
The purpose of this utility model is to provide a kind of threephase generator monolayer distribution short distance windings.
The technical solution of the utility model：A kind of threephase generator monolayer distribution short distance winding, it is characterized in that：The number of phases is 3
Phase, number of poles are 4 poles, and stator core is 48 slots；Coil pitch is 8, be it is whole away from 2/3rds, pitch, the shape of all coils
With size all same；Totally 24 coils, every 2 coils are connected into 1 coil group to 3 phases, totally 12 coil groups, can be coil group
It is unified into star or triangle, parallel branch can be 1 or 2；Three-phase windings are single layer, and lead-out wires of coil draws from winding both ends respectively
Go out, three-phase voltage is symmetrical.
Coil 1-9 and 2-10 described in the utility model is connected into coil group, and lead-out wire A1 is drawn from slot 1, lead-out wire X1 from
Slot 10 is drawn；Coil 15-23 and 16-24 are connected into coil group, and lead-out wire A2 is drawn from slot 15, and lead-out wire X2 is drawn from slot 24；
Coil 27-35 and 28-36 are connected into coil group, and lead-out wire A3 is drawn from slot 27, and lead-out wire X3 is drawn from slot 36；Coil 37-45
It is connected into coil group with 38-46, lead-out wire A4 is drawn from slot 37, and lead-out wire X4 is drawn from slot 46；Coil 33-41 and 34-42 string
It is unified into coil group, lead-out wire B1 is drawn from slot 33, and lead-out wire Y1 is drawn from slot 42；Coil 47-7 and 48-8 are connected into coil group,
Lead-out wire B2 is drawn from slot 47, and lead-out wire Y2 is drawn from slot 8；Coil 11-19 and 12-20 are connected into coil group, lead-out wire B3 from
Slot 11 is drawn, and lead-out wire Y3 is drawn from slot 20；Coil 21-29 and 22-30 are connected into coil group, and lead-out wire B4 is drawn from slot 21,
Lead-out wire Y4 is drawn from slot 30；Coil 17-25 and 18-26 are connected into coil group, and lead-out wire C1 is drawn from slot 17, lead-out wire Z1 from
Slot 26 is drawn；Coil 31-39 and 32-40 are connected into coil group, and lead-out wire C2 is drawn from slot 31, and lead-out wire Z2 is drawn from slot 40；
Coil 43-3 and 44-4 are connected into coil group, and lead-out wire C3 is drawn from slot 43, and lead-out wire Z3 is drawn from slot 4；Coil 5-13 and 6-
14 are connected into coil group, and lead-out wire C4 is drawn from slot 5, and lead-out wire Z4 is drawn from slot 14.
Lead-out wire A1, X1, A3, X3, B1, Y1, B3, Y3, C1, Z1, C3, Z3 described in the utility model draw from winding rear end
Go out；Lead-out wire A2, X2, A4, X4, B2, Y2, B4, Y4, C2, Z2, C4, Z4 are drawn from winding front end.
The technique effect of the utility model：1, all coils have same size and shape, convenient for manufacture；2, around system
It is whole away from 2/3rds double-deck short distance winding that number, which is equal to pitch, the multiple subharmonic voltage without 3 times and 3 in phase voltage, mutually electricity
Pressure and line voltage waveform are all good, and when triangle junction, and the multiple subharmonic current without 3 times and 3 in closed circuit reduces attached
Add loss, improves electric efficiency；3, only a coil side, same slot inner wire belong to same phase, are not required to layer in each slot
Between insulate, reduce cost, slot utilization rate is high；4, the coil number of entire winding is equal to the half of total slot number, saves coiling and embedding
Working hour, and embedding is convenient；5, lead-out wires of coil is drawn from winding both ends, and winding overhang shaping is convenient, and the fever of winding both ends is equal
Weighing apparatus.
Description of the drawings
Fig. 1 is coil arrangement schematic diagram.
Fig. 2 is threephase generator monolayer distribution short distance winding expanded schematic diagram.
Fig. 3 is coil group star, the connection schematic diagram that way in parallel is 1.
Fig. 4 is coil group star, the connection schematic diagram that way in parallel is 2.
Fig. 5 is coil group triangle, the connection schematic diagram that way in parallel is 1.
Fig. 6 is coil group triangle, the connection schematic diagram that way in parallel is 2.
In figure：Generator unit stator slot indicates with Arabic numerals, including slot 1,2,3,4,5,6,7,8,9,10,11,12,
13、14、15、16、17、18、19、20、21、22、23、24、25、26、27、28、29、30、31、32、33、34、35、36、37、
38,39,40,41,42,43,44,45,46,47,48；Stator slot where coil coil indicates, including coil 1-9,2-10,
15-23、16-24、27-35、28-36、37-45、38-46、33-41、34-42、47-7、48-8、11-19、12-20、21-29、
22-30,17-25,18-26,31-39,32-40,43-3,44-4,5-13,6-14；Lead-out wire indicates with character and digit, including
Lead-out wire A1, X1, A3, X3, B1, Y1, B3, Y3, C1, Z1, C3, Z3, A2, X2, A4, X4, B2, Y2, B4, Y4, C2, Z2, C4,
Z4；Three-phase voltage is indicated with U, V, W.
Specific implementation mode
As shown in figs 1 to 6, the utility model is realized in this way, the number of phases is 3 phases, and number of poles is 4 poles, stator core 48
Slot；Coil pitch is 8, be it is whole away from 2/3rds, pitch, the shape and size all same of all coils；3 phases totally 24 lines
Circle, every 2 coils are connected into 1 coil group, totally 12 coil groups, coil group can be unified into star or triangle, parallel connection branch
Lu Kewei 1 or 2.Three-phase windings are single layer, and lead-out wires of coil is drawn from winding both ends respectively, and three-phase voltage is symmetrical.
Coil 1-9 and 2-10 are connected into coil group, and lead-out wire A1 is drawn from slot 1, and lead-out wire X1 is drawn from slot 10；Coil
15-23 and 16-24 is connected into coil group, and lead-out wire A2 is drawn from slot 15, and lead-out wire X2 is drawn from slot 24；Coil 27-35 and 28-
36 are connected into coil group, and lead-out wire A3 is drawn from slot 27, and lead-out wire X3 is drawn from slot 36；Coil 37-45 and 38-46 are connected into line
Circle group, lead-out wire A4 are drawn from slot 37, and lead-out wire X4 is drawn from slot 46；Coil 33-41 and 34-42 are connected into coil group, draw
Line B1 is drawn from slot 33, and lead-out wire Y1 is drawn from slot 42；Coil 47-7 and 48-8 are connected into coil group, and lead-out wire B2 draws from slot 47
Go out, lead-out wire Y2 is drawn from slot 8；Coil 11-19 and 12-20 are connected into coil group, and lead-out wire B3 is drawn from slot 11, lead-out wire Y3
It is drawn from slot 20；Coil 21-29 and 22-30 are connected into coil group, and lead-out wire B4 is drawn from slot 21, and lead-out wire Y4 draws from slot 30
Go out；Coil 17-25 and 18-26 are connected into coil group, and lead-out wire C1 is drawn from slot 17, and lead-out wire Z1 is drawn from slot 26；Coil 31-
39 and 32-40 is connected into coil group, and lead-out wire C2 is drawn from slot 31, and lead-out wire Z2 is drawn from slot 40；Coil 43-3 and 44-4 string
It is unified into coil group, lead-out wire C3 is drawn from slot 43, and lead-out wire Z3 is drawn from slot 4；Coil 5-13 and 6-14 are connected into coil group, draw
Outlet C4 is drawn from slot 5, and lead-out wire Z4 is drawn from slot 14.
Lead-out wire A1, X1, A3, X3, B1, Y1, B3, Y3, C1, Z1, C3, Z3 are drawn from winding rear end；Lead-out wire A2, X2,
A4, X4, B2, Y2, B4, Y4, C2, Z2, C4, Z4 are drawn from winding front end.
Claims (3)
1. a kind of threephase generator monolayer distribution short distance winding, it is characterized in that：The number of phases is 3 phases, and number of poles is 4 poles, and stator core is
48 slots；Coil pitch is 8, be it is whole away from 2/3rds, pitch, the shape and size all same of all coils；3 phases totally 24 lines
Circle, every 2 coils are connected into 1 coil group, totally 12 coil groups, coil group can be unified into star or triangle, parallel connection branch
Lu Kewei 1 or 2；Three-phase windings are single layer, and lead-out wires of coil is drawn from winding both ends respectively, and three-phase voltage is symmetrical.
2. a kind of threephase generator monolayer distribution short distance winding according to claim 1, it is characterized in that：The coil 1-9
It is connected into coil group with 2-10, lead-out wire A1 is drawn from slot 1, and lead-out wire X1 is drawn from slot 10；Coil 15-23 and 16-24 series connection
At coil group, lead-out wire A2 is drawn from slot 15, and lead-out wire X2 is drawn from slot 24；Coil 27-35 and 28-36 are connected into coil group,
Lead-out wire A3 is drawn from slot 27, and lead-out wire X3 is drawn from slot 36；Coil 37-45 and 38-46 are connected into coil group, lead-out wire A4 from
Slot 37 is drawn, and lead-out wire X4 is drawn from slot 46；Coil 33-41 and 34-42 are connected into coil group, and lead-out wire B1 is drawn from slot 33,
Lead-out wire Y1 is drawn from slot 42；Coil 47-7 and 48-8 are connected into coil group, and lead-out wire B2 is drawn from slot 47, and lead-out wire Y2 is from slot
8 draw；Coil 11-19 and 12-20 are connected into coil group, and lead-out wire B3 is drawn from slot 11, and lead-out wire Y3 is drawn from slot 20；Coil
21-29 and 22-30 is connected into coil group, and lead-out wire B4 is drawn from slot 21, and lead-out wire Y4 is drawn from slot 30；Coil 17-25 and 18-
26 are connected into coil group, and lead-out wire C1 is drawn from slot 17, and lead-out wire Z1 is drawn from slot 26；Coil 31-39 and 32-40 are connected into line
Circle group, lead-out wire C2 are drawn from slot 31, and lead-out wire Z2 is drawn from slot 40；Coil 43-3 and 44-4 are connected into coil group, lead-out wire
C3 is drawn from slot 43, and lead-out wire Z3 is drawn from slot 4；Coil 5-13 and 6-14 are connected into coil group, and lead-out wire C4 is drawn from slot 5,
Lead-out wire Z4 is drawn from slot 14.
3. a kind of threephase generator monolayer distribution short distance winding according to claim 1, it is characterized in that：Lead-out wire A1, X1,
A3, X3, B1, Y1, B3, Y3, C1, Z1, C3, Z3 are drawn from winding rear end；Lead-out wire A2, X2, A4, X4, B2, Y2, B4, Y4, C2,
Z2, C4, Z4 are drawn from winding front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820237826.3U CN208062918U (en) | 2018-02-10 | 2018-02-10 | A kind of threephase generator monolayer distribution short distance winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820237826.3U CN208062918U (en) | 2018-02-10 | 2018-02-10 | A kind of threephase generator monolayer distribution short distance winding |
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| Publication Number | Publication Date |
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| CN208062918U true CN208062918U (en) | 2018-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820237826.3U Active CN208062918U (en) | 2018-02-10 | 2018-02-10 | A kind of threephase generator monolayer distribution short distance winding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448772A (en) * | 2018-02-10 | 2018-08-24 | 康富科技股份有限公司 | A kind of threephase generator monolayer distribution short distance winding |
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2018
- 2018-02-10 CN CN201820237826.3U patent/CN208062918U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108448772A (en) * | 2018-02-10 | 2018-08-24 | 康富科技股份有限公司 | A kind of threephase generator monolayer distribution short distance winding |
| CN108448772B (en) * | 2018-02-10 | 2023-11-10 | 康富科技有限公司 | Single-layer distributed short-distance winding of three-phase generator |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee after: Kangfu Technology Co., Ltd Address before: 3088 No. 330000 Jiangxi Province Ziyang Nanchang high tech Development Zone Avenue Patentee before: Fu Fu Polytron Technologies Inc |
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| CP01 | Change in the name or title of a patent holder |