CN107546899A - A kind of end fixed structure of rotor lap winding - Google Patents
A kind of end fixed structure of rotor lap winding Download PDFInfo
- Publication number
- CN107546899A CN107546899A CN201610473351.3A CN201610473351A CN107546899A CN 107546899 A CN107546899 A CN 107546899A CN 201610473351 A CN201610473351 A CN 201610473351A CN 107546899 A CN107546899 A CN 107546899A
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- Prior art keywords
- rotor
- rim portion
- rotor windings
- layer rim
- winding
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- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a kind of end fixed structure of rotor lap winding,Belong to machine field,Including rotor core,Rotor windings,Rotor pressing ring,Rotor windings pole phase group intraconnections and rotor windings interpolar line,First, which washs glass rope and second, washs glass rope,The end of rotor windings bends and forms outer layer rim portion and internal layer rim portion,Outer layer rim portion is located at the radial outside of internal layer rim portion,The internal layer rim portion of rotor windings is connected with rotor pressing ring by terylene sleeve pipe colligation,Thermal expansivity glass felt is provided between the outer layer rim portion and internal layer rim portion of rotor winding end,First, which washs glass rope, is circumferentially sequentially connected all rotor windings pole phase group intraconnections,Glass rope is washed by first, and all rotor windings pole phase group intraconnections are connected into an entirety,A kind of risk for reducing End winding and deforming upon of the present invention,Improve a kind of end fixed structure of rotor lap winding of the reliability of motor operation.
Description
Technical field
The invention belongs to machine field, more particularly to a kind of end fixed structure of rotor lap winding.
Background technology
Some testing stand projects will use AC excitation asynchronous and synchronous motor in electromechanics trade, due to the spy of testing stand project
Different property, its rotor winding will use more numbers of turn lap winding, due to motor rated speed often 2000r/min with
On, vibration is big during motor operation, and centrifugal force is also big.Rotor tip winding is in motor operation, equally by powerful centrifugal action,
It can deform upon, if deformation is serious, rotor interturn short-circuit can be caused, coil burnout, influence the reliability service of motor, therefore
Rotor tip winding wants fixation, reliable, need to ensure that motor is reliably normally transported using a kind of safe fixed form
OK.
The content of the invention
It is an object of the invention to provide a kind of risk for reducing End winding and deforming upon, the reliable of motor operation is improved
A kind of end fixed structure of rotor lap winding of property.
To achieve the above object, the present invention adopts the following technical scheme that：A kind of end fixed structure of rotor lap winding, bag
Include rotor core, rotor windings, rotor pressing ring, rotor windings pole phase group intraconnections and rotor windings interpolar line, first wash glass
Rope and second washs glass rope, and the end of rotor windings bends and forms outer layer rim portion and internal layer rim portion, and outer layer rim portion is located at
The radial outside of internal layer rim portion, the internal layer rim portion of rotor windings are connected with rotor pressing ring by terylene sleeve pipe colligation, rotor
Thermal expansivity glass felt is provided between the outer layer rim portion and internal layer rim portion of winding overhang, first washs glass rope circumferentially connects successively
All rotor windings pole phase group intraconnections are connect, wash glass rope by first connects into one by all rotor windings pole phase group intraconnections
Individual entirety, rotor windings pole phase group intraconnections axial end portion are washed the rotor interpolar line colligation adjacent thereto of glass rope by second and connected
Connect, and one is always circumferentially coated on the outside of all rotor winding ends successively without latitude band.
Rotor windings pole phase group intraconnections outer ring and rotor windings interpolar line outer ring respectively wind and are enclosed with no latitude
Band.
Comprising rotor core, rotor windings, rotor pressing ring, rotor windings pole phase group intraconnections, rotor windings interpolar line,
First wash glass rope, second wash glass rope and always the whole rotor without latitude band pass through VPI dipping lacquers formed a rigid entirety.
Thermal expansivity glass felt also is provided between two outer layer rim portions of adjacent two rotor winding end.
A kind of end fixed structure of rotor lap winding of the present invention, simple in construction, safe and reliable, action effect is bright
It is aobvious, running reliability of motor is effectively increased, reduces the risk that End winding deforms upon.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
In figure：Rotor core 1, outer layer rim portion 2, always without latitude band 3, thermal expansivity glass felt 4, terylene sleeve pipe 5, rotor pressure
Circle 6, second washs glass rope 7, rotor windings interpolar line 8, rotor windings pole phase group intraconnections 9, first and washs glass rope 10, internal layer edge
Divide 11.
Embodiment
A kind of end fixed structure of rotor lap winding as shown in Figure 1, including rotor core 1, rotor windings, rotor pressure
Circle 6, rotor windings pole phase group intraconnections 9, rotor windings interpolar line 8, first wash glass rope 10 and second and wash glass rope 7.
In the mounting groove of rotor windings insertion rotor core 1, the end of rotor windings is stretched out outside rotor core 1, and turns
The end that sub- winding is stretched out outside rotor core 1 bends and forms outer layer rim portion 2 and internal layer rim portion 11, outer layer rim portion 2
In the radial outside of internal layer rim portion 11, the inner side that rotor pressing ring 6 is located at rotor winding end (is axially to point to rotor center
It is introversive), the internal layer rim portion 11 of rotor windings is connected with rotor pressing ring 6 by the colligation of terylene sleeve pipe 5, needs colligation firm, rotor
Trim ring 6 is provided with connection ring, the internal layer rim portions 11 of rotor windings by the colligation of terylene sleeve pipe 5 rotor pressing ring 6 connection ring
On.
It is provided with thermal expansivity glass felt 4 between the outer layer rim portion 2 and internal layer rim portion 11 of rotor winding end, adjacent two
Thermal expansivity glass felt 4 also is provided between two outer layer rim portions 2 of rotor winding end.The outer layer rim portion of rotor winding end
Between 2 and internal layer rim portion 11, thermal expansivity glass felt 4 is used between two outer layer rim portions 2 of adjacent two rotor winding end
Plug is real.
First washs glass rope 10, and circumferentially colligation connects all rotor windings pole phase group intraconnections 9 successively, and first washs
Glass rope 10 is end to end, and wash glass rope 10 by first connects into an entirety by all rotor windings pole phase group intraconnections 9, and first
Wash glass rope 10 and wash glass rope for φ 12.
The axial end portion of rotor windings pole phase group intraconnections 9 washs glass rope 7 and its (rotor windings pole phase group intraconnections by second
9 axial end portions) adjacent rotor interpolar line colligation connection, need colligation firm, circumferentially formed one it is firm overall, turn
Sub- winding pole phase group 9 axial end portions of intraconnections rotor interpolar line adjacent thereto is cross-shaped, and second washs glass rope 7 washs for φ 5
Glass rope.
Rotor windings interpolar line 8 defines：Rotor windings include multiple U poles phase winding, multiple V poles phase winding, multiple W poles
Phase winding, line between line, all U poles phase windings and all W poles phase windings between all V poles phase windings
Between line be rotor windings interpolar line 8.
Rotor windings pole phase group intraconnections 9 defines：U poles phase winding, V poles phase winding and W poles phase winding include more
Individual winding coil, the company between all winding coils in a pole phase winding (U poles phase winding, V poles phase winding or W poles phase winding)
Line is rotor windings pole phase group intraconnections 9.
One is always circumferentially coated on the outside of all rotor winding ends successively without latitude band 3.
The outer ring of rotor windings pole phase group intraconnections 9 and the outer ring of rotor windings interpolar line 8 respectively wind and are enclosed with nothing
Latitude band.
Connect comprising rotor core 1, rotor windings, rotor pressing ring 6, rotor windings pole phase group intraconnections 9, rotor windings interpolar
Line 8, first wash glass rope 10, second wash glass rope 7 and always the whole rotor without latitude band 3 by VPI dipping lacquers formed one it is rigid whole
Body, whole rotor is set to form closed, moistureproof, insulation a rigid entirety together with Binding material.
A kind of end fixed structure of rotor lap winding of the present invention, rotor windings are embedded in the process of rotor core 1
In, terylene sleeve pipe 5 need to be used by the internal layer rim portion 11 of rotor windings and the colligation of rotor pressing ring 6 be tight and the colligation in rule,
Between the outer layer rim portion 2 and internal layer rim portion 11 of rotor winding end, two outer layer rim portions 2 of adjacent two rotor winding end
Between fill in reality with thermal expansivity glass felt 4, wash glass rope 10 by rotor windings all in whole circumference using the first of φ 12
Pole phase group intraconnections 9 even turns into an entirety around fixed, then uses φ's 5 in the axial end portion of rotor windings pole phase group intraconnections 9
Second, which washs glass rope 7, fastens the colligation of rotor windings pole phase group intraconnections 9 adjacent thereto of rotor interpolar line, finally rotor around
Group end periphery, the periphery of rotor windings pole phase group intraconnections 9, the periphery of rotor windings interpolar line 8 distinguish colligation without latitude
Band simultaneously solidify, rotor winding end periphery without latitude strap must by rotor winding end, rotor windings interpolar line 8, turn
The all compactings of sub- winding pole phase group intraconnections 9, finally make all Binding materials justify in winding rotor entirety VPI dipping lacquers and solidification
A solid effective glass stirrup is formed on week.
Claims (4)
1. a kind of end fixed structure of rotor lap winding, including rotor core (1), rotor windings, rotor pressing ring (6), rotor
Winding pole phase group intraconnections (9) and rotor windings interpolar line (8), first wash glass rope (10) and second and wash glass rope (7), rotor around
The end of group bends and forms outer layer rim portion (2) and internal layer rim portion (11), and outer layer rim portion (2) is located at internal layer rim portion
(11) radial outside, it is characterised in that：The internal layer rim portion (11) of rotor windings passes through terylene sleeve pipe with rotor pressing ring (6)
(5) colligation is connected, and thermal expansivity glass felt is provided between the outer layer rim portion (2) and internal layer rim portion (11) of rotor winding end
(4), first wash glass rope (10) and be circumferentially sequentially connected all rotor windings pole phase group intraconnections (9), glass rope is washed by first
(10) all rotor windings pole phase group intraconnections (9) are connected into an entirety, rotor windings pole phase group intraconnections (9) axial end
Portion washs glass rope (7) rotor interpolar line colligation adjacent thereto by second and connected, and one always without latitude band (3) circumferentially according to
It is secondary to be coated on the outside of all rotor winding ends.
A kind of 2. end fixed structure of rotor lap winding as claimed in claim 1, it is characterised in that：Rotor windings pole phase group
Intraconnections (9) outer ring and rotor windings interpolar line (8) outer ring respectively wind and are enclosed with no latitude band.
A kind of 3. end fixed structure of rotor lap winding as claimed in claim 1, it is characterised in that：Include rotor core
(1), rotor windings, rotor pressing ring (6), rotor windings pole phase group intraconnections (9), rotor windings interpolar line (8), first wash glass
Rope (10), second wash glass rope (7) and whole rotor always without latitude band (3) passes through VPI dipping lacquers one rigid entirety of formation.
A kind of 4. end fixed structure of rotor lap winding as claimed in claim 1, it is characterised in that：Adjacent two rotor windings
Thermal expansivity glass felt (4) also is provided between two outer layer rim portions (2) of end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610473351.3A CN107546899B (en) | 2016-06-24 | 2016-06-24 | End fixing structure of rotor lap winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610473351.3A CN107546899B (en) | 2016-06-24 | 2016-06-24 | End fixing structure of rotor lap winding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107546899A true CN107546899A (en) | 2018-01-05 |
| CN107546899B CN107546899B (en) | 2020-07-10 |
Family
ID=60961207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610473351.3A Active CN107546899B (en) | 2016-06-24 | 2016-06-24 | End fixing structure of rotor lap winding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107546899B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110061599A (en) * | 2019-05-28 | 2019-07-26 | 威伊艾姆电机(无锡)有限公司 | A kind of rotor winding end is without latitude strap binding method |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52133505A (en) * | 1976-05-04 | 1977-11-09 | Hitachi Ltd | Rotor for rotary machine |
| US5606212A (en) * | 1993-05-17 | 1997-02-25 | Kabushiki Kaisha Toshiba | Rotor of rotary electric-machine |
| CN201656612U (en) * | 2010-04-19 | 2010-11-24 | Abb有限公司 | Motor rotor |
| CN201789353U (en) * | 2010-09-14 | 2011-04-06 | 湖南汉龙水电设备有限公司 | Brushless exciter rotor pressing ring improving device |
| CN201868973U (en) * | 2010-12-07 | 2011-06-15 | 沈阳远大机电装备有限公司 | End fixing device of motor rotor coil |
| CN201975888U (en) * | 2011-01-21 | 2011-09-14 | 湖南汉龙水电设备股份有限公司 | Miniature rotor clamping ring structure for brushless exciter |
| CN102780336A (en) * | 2011-05-11 | 2012-11-14 | 上海电气集团上海电机厂有限公司 | Processing technology of stator line inserting of large high-speed alternating current motor |
| CN202602425U (en) * | 2012-05-30 | 2012-12-12 | 西安盾安电气有限公司 | Motor inner rotor armature coil colligation forming structure |
| CN102969844A (en) * | 2012-12-26 | 2013-03-13 | 哈尔滨电气动力装备有限公司 | Process for binding and fixing end part of stator winding of large-size AC (Alternate Current) motor |
| CN103683616A (en) * | 2013-12-16 | 2014-03-26 | 山东华力电机集团股份有限公司 | High-voltage wound-type motor rotor wire outlet device |
| CN204089401U (en) * | 2014-10-30 | 2015-01-07 | 南车株洲电机有限公司 | Double-fed generator shaping wound rotor end winding support structure and double-fed generator |
| CN205141870U (en) * | 2015-10-26 | 2016-04-06 | 东方电气集团东方电机有限公司 | Strutting arrangement for motor |
| CN205986402U (en) * | 2016-06-24 | 2017-02-22 | 中电电机股份有限公司 | Tip fixed knot of rotor lap winding constructs |
-
2016
- 2016-06-24 CN CN201610473351.3A patent/CN107546899B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52133505A (en) * | 1976-05-04 | 1977-11-09 | Hitachi Ltd | Rotor for rotary machine |
| US5606212A (en) * | 1993-05-17 | 1997-02-25 | Kabushiki Kaisha Toshiba | Rotor of rotary electric-machine |
| CN201656612U (en) * | 2010-04-19 | 2010-11-24 | Abb有限公司 | Motor rotor |
| CN201789353U (en) * | 2010-09-14 | 2011-04-06 | 湖南汉龙水电设备有限公司 | Brushless exciter rotor pressing ring improving device |
| CN201868973U (en) * | 2010-12-07 | 2011-06-15 | 沈阳远大机电装备有限公司 | End fixing device of motor rotor coil |
| CN201975888U (en) * | 2011-01-21 | 2011-09-14 | 湖南汉龙水电设备股份有限公司 | Miniature rotor clamping ring structure for brushless exciter |
| CN102780336A (en) * | 2011-05-11 | 2012-11-14 | 上海电气集团上海电机厂有限公司 | Processing technology of stator line inserting of large high-speed alternating current motor |
| CN202602425U (en) * | 2012-05-30 | 2012-12-12 | 西安盾安电气有限公司 | Motor inner rotor armature coil colligation forming structure |
| CN102969844A (en) * | 2012-12-26 | 2013-03-13 | 哈尔滨电气动力装备有限公司 | Process for binding and fixing end part of stator winding of large-size AC (Alternate Current) motor |
| CN103683616A (en) * | 2013-12-16 | 2014-03-26 | 山东华力电机集团股份有限公司 | High-voltage wound-type motor rotor wire outlet device |
| CN204089401U (en) * | 2014-10-30 | 2015-01-07 | 南车株洲电机有限公司 | Double-fed generator shaping wound rotor end winding support structure and double-fed generator |
| CN205141870U (en) * | 2015-10-26 | 2016-04-06 | 东方电气集团东方电机有限公司 | Strutting arrangement for motor |
| CN205986402U (en) * | 2016-06-24 | 2017-02-22 | 中电电机股份有限公司 | Tip fixed knot of rotor lap winding constructs |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110061599A (en) * | 2019-05-28 | 2019-07-26 | 威伊艾姆电机(无锡)有限公司 | A kind of rotor winding end is without latitude strap binding method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107546899B (en) | 2020-07-10 |
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