CN105811601A - Motor stator clamping ring - Google Patents
Motor stator clamping ring Download PDFInfo
- Publication number
- CN105811601A CN105811601A CN201610162801.7A CN201610162801A CN105811601A CN 105811601 A CN105811601 A CN 105811601A CN 201610162801 A CN201610162801 A CN 201610162801A CN 105811601 A CN105811601 A CN 105811601A
- Authority
- CN
- China
- Prior art keywords
- annular
- motor stator
- tooth support
- pressure plate
- tooth
- 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.)
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Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention relates to the field of motor components, in particular to a motor stator clamping ring which comprises a steel sleeve and a tooth pressure plate, wherein the steel sleeve is in an annular structure; the tooth pressure plate is in an annular structure; a plurality of tooth parts are uniformly distributed on the inner circle of the tooth pressure plate in a radial manner; an annular spigot is formed in one end of the steel sleeve; a plurality of threaded holes are uniformly formed in the upper edge of the annular spigot along the circumference; the excircle of the tooth pressure plate is in an annular step structure; the tooth pressure plate is sleeved by the steel sleeve and is in stopping fit with the annular spigot through the annular step structure; the tooth pressure plate is in tight fit with the threaded holes in the annular spigot through a hexagon socket screw and a gasket assembly; and the tooth pressure plate is made of non-magnetic aluminum-silicon alloy. According to the motor stator clamping ring, tooth expansion of the tooth parts of an iron core punching sheet is effectively prevented besides that the tooth pressure plate has good mechanical property; meanwhile, good shield is formed by the tooth pressure plate at the end parts of an iron core; the loss of the end parts of a generator is reduced; and the problem of temperature rise of a winding is solved.
Description
Technical field
The present invention relates to motor component field, specifically a kind of motor stator trim ring, it is applicable to suitable in double-fed wind power generator, synchronous alternating-current generator, asynchronous motor stator trim ring, it is also possible in other motor.
Background technology
Stator pressing ring is parts important in stator core lamination process, and stator core is generally adopted draws screw rod, flat pull bar or cramp to be fastened by stator pressing ring, makes stator core have certain pole sheet pressure, reaches the purpose of iron core laminating.Current motor stator trim ring generally all adopts monoblock steel plate to process.It will be appreciated that the hardware that stator coil stray field is near winding overhang produces added losses, cause heating, cause winding temperature rise to rise.The trim ring adopting steel construction exists for this problem.
Summary of the invention
The present invention is to solve that the trim ring of steel construction can cause the problem that winding temperature rise rises, it is provided that a kind of motor stator trim ring.
The present invention is achieved by the following technical solutions: motor stator trim ring, steel bushing including structure in the form of a ring, structure and inner circle become the radial tooth support being evenly equipped with some teeth portion in the form of a ring, described steel bushing one end has annular stopper, annular stopper is circumferentially equipped with some screwed holes, tooth support cylindrical is ring ladder structure, described tooth support is sheathed in steel bushing and is coordinated with annular stopper stop bit by its ring ladder structure, and tooth support is by the screwed hole secure fit on hexagon socket head cap screw and gasket assembly and annular stopper；Described tooth support is made up of nonmagnetic silico-aluminum.
Motor stator trim ring of the present invention, its tooth support, except having good mechanical performance, effectively prevents the tooth of iron-core lamination teeth portion position from rising, and tooth support defines good shielding at core end simultaneously, reduce the end wear of electromotor, solve the problem that winding temperature rise rises.
Accompanying drawing explanation
Fig. 1 is the structural representation of motor stator trim ring of the present invention.
Fig. 2 is the A-A profile of Fig. 1.
Fig. 3 is the structural representation of described steel bushing.
Fig. 4 is the enlarged drawing of I part in Fig. 3.
Fig. 5 is the E-E profile of Fig. 3.
Fig. 6 is the structural representation of tooth support.
Fig. 7 is the B-B profile of Fig. 6.
Fig. 8 is the connection diagram of steel ring and tooth support.
In figure: 1-steel bushing, 2-tooth support, 3-annular stopper, 4-screwed hole, the first annular cascaded surface of 5-, 6-the second annular step tread, 7-the 3rd annular step tread, 8-arc boss, 9-arc notch, 10-hole for hoist, 11,12-inner pinhole, 13-semicircle orifice, 14-through hole, the outer pin-and-hole of 15-, 16-positions hole.
Detailed description of the invention
Motor stator trim ring, steel bushing 1 including structure in the form of a ring, structure and inner circle become the radial tooth support 2 being evenly equipped with some teeth portion in the form of a ring, described steel bushing 1 one end has annular stopper 3, annular stopper 3 is circumferentially equipped with some screwed holes 4, tooth support 2 cylindrical is ring ladder structure, and described tooth support 2 is sheathed in steel bushing 1 and is coordinated with annular stopper 3 stop bit by its ring ladder structure, and tooth support 2 is by screwed hole 4 secure fit on hexagon socket head cap screw and gasket assembly and annular stopper 3；Described tooth support 2 is made up of nonmagnetic silico-aluminum.
When being embodied as, the ring ladder structure of tooth support 2 is to be made up of first annular cascaded surface the 5, the second annular step tread 6 being sequentially connected and the 3rd annular step tread 7, wherein first annular cascaded surface 5 is connected with the wherein end face of tooth support 2,3rd annular step tread 7 is connected with the other end of tooth support 2, gap is there is between first annular cascaded surface 5 and annular stopper 3 inner circle, second annular step tread 6 coordinates with annular stopper 3 step surface overlap joint, there is gap between the 3rd annular step tread 7 and steel bushing 1 inner circle.Solve the tooth support 2 impact because expanding with heat and contract with cold on steel bushing 1 and stator core.
Further, described annular stopper 3 is at least inwardly convexly equipped with an arc boss 8, the ring ladder structure of corresponding tooth support 2 is concavely provided with arc notch 9, there is gap, arc boss 8 offers hole for hoist 10 between its corresponding arc notch 9 of arc boss 8.The hole for hoist 10 that is designed as of arc boss 8 stays enough intensity, can play positioning action for steel bushing 1 and tooth support 2, it is prevented that both deviation occur at assembling when assembling simultaneously.
When specifically applying, described arc boss 8 be two and be positioned at same diametrically.
It addition, what described steel bushing 1 was made up of Q235 common straightcarbon steel.
Further, it is positioned at the tooth support 2 on same circumference with screwed hole 4 and corresponding respectively on steel bushing 1 has some inner pinholes 11,12, often organizing in the inner pinhole of correspondence and elastic cylindrical pin is installed.This elastic cylindrical pin is for fixing the lead-out wire of winding temperature sensor, and temperature sensor lead-out wire from electric motor winding end out, around elastic cylindrical pin cabling, and is fixed together with elastic cylindrical pin colligation.
Further, tooth support 2 cylindrical has some semicircle orifices 13 vertically, steel bushing 1 has with the correspondence position of semicircle orifice 13 through hole 14, each semicircle orifice 12 and be provided with the insulative cylinders pin for fixing conducting ring in corresponding through hole 14.This straight pin, together with three-phase conducting ring colligation, plays a part fixing conducting ring.
Further, the steel bushing 1 being positioned at outside annular stopper 3 has some outer pin-and-holes 15 for installing elastic cylindrical pin vertically.This straight pin is installed insulating supporting seat, in order to support conducting ring.
Further, steel bushing 1 cylindrical having hole, location group that some sizes are identical vertically uniformly, often group has the hole, location 16 of two semicirculars in shape.Hole, each location group plays a part to position stator core pull bar.
Claims (9)
1. motor stator trim ring, it is characterized in that, steel bushing (1) including structure in the form of a ring, structure and inner circle become the radial tooth support (2) being evenly equipped with some teeth portion in the form of a ring, described steel bushing (1) one end has annular stopper (3), annular stopper (3) is circumferentially equipped with some screwed holes (4), tooth support (2) cylindrical is ring ladder structure, described tooth support (2) is sheathed in steel bushing (1) and is coordinated with annular stopper (3) stop bit by its ring ladder structure, tooth support (2) is by screwed hole (4) secure fit on hexagon socket head cap screw and gasket assembly and annular stopper (3)；Described tooth support (2) is made up of nonmagnetic silico-aluminum.
2. motor stator trim ring according to claim 1, it is characterized in that, the ring ladder structure of tooth support (2) is by the first annular cascaded surface (5) being sequentially connected, second annular step tread (6) and what the 3rd annular step tread (7) was constituted, wherein first annular cascaded surface (5) is connected with the wherein end face of tooth support (2), 3rd annular step tread (7) is connected with the other end of tooth support (2), gap is there is between first annular cascaded surface (5) and annular stopper (3) inner circle, second annular step tread (6) coordinates with annular stopper (3) step surface overlap joint, gap is there is between 3rd annular step tread (7) and steel bushing (1) inner circle.
3. motor stator trim ring according to claim 2, it is characterized in that, described annular stopper (3) is at least inwardly convexly equipped with an arc boss (8), the ring ladder structure of corresponding tooth support (2) is concavely provided with arc notch (9), there is gap between arc boss (8) its corresponding arc notch (9), arc boss (8) offers hole for hoist (10).
4. motor stator trim ring according to claim 3, it is characterised in that described arc boss (8) be two and be positioned at same diametrically.
5. the motor stator trim ring according to claim 1 or 2 or 3 or 4, it is characterised in that described steel bushing (1) is made up of Q235 common straightcarbon steel.
6. motor stator trim ring according to claim 5, it is characterized in that, it is positioned at the tooth support (2) on same circumference with screwed hole (4) and corresponding respectively on steel bushing (1) has some inner pinholes (11,12), often organizing in the inner pinhole of correspondence and elastic cylindrical pin is installed.
7. motor stator trim ring according to claim 5, it is characterized in that, tooth support (2) cylindrical has some semicircle orifices (13) vertically, upper and semicircle orifice (13) the correspondence position of steel bushing (1) has a through hole (14), each semicircle orifice (12) and be provided with the insulative cylinders pin for fixing conducting ring in corresponding through hole (14).
8. motor stator trim ring according to claim 5, it is characterised in that be positioned at annular stopper (3) steel bushing (1) outward and have some outer pin-and-holes (15) for installing elastic cylindrical pin vertically.
9. motor stator trim ring according to claim 5, it is characterised in that have hole, the location group that some sizes are identical on steel bushing (1) cylindrical vertically uniformly, often group has the hole, location (16) of two semicirculars in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162801.7A CN105811601B (en) | 2016-03-22 | 2016-03-22 | Motor stator trim ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162801.7A CN105811601B (en) | 2016-03-22 | 2016-03-22 | Motor stator trim ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105811601A true CN105811601A (en) | 2016-07-27 |
| CN105811601B CN105811601B (en) | 2018-02-16 |
Family
ID=56454083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610162801.7A Active CN105811601B (en) | 2016-03-22 | 2016-03-22 | Motor stator trim ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105811601B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586525A (en) * | 2017-09-29 | 2019-04-05 | 精工电子有限公司 | The manufacturing method and stator for motors of stator for motors |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2281596C1 (en) * | 2004-12-14 | 2006-08-10 | Общество с ограниченной ответственностью "ЭЛСИБ-У" | Stator of electrical machines |
| CN2919650Y (en) * | 2006-06-12 | 2007-07-04 | 中国北车集团永济电机厂 | Sector sheet-punching alternating current machine stator core |
| CN102437662A (en) * | 2011-12-26 | 2012-05-02 | 中船重工电机科技股份有限公司 | Engine base of motor stator core |
| CN203326744U (en) * | 2013-05-14 | 2013-12-04 | 东方电气集团东方电机有限公司 | External installation pressure type stator iron core fixing structure |
| CN104467329A (en) * | 2014-12-23 | 2015-03-25 | 南车株洲电机有限公司 | Multi-system narrow gauge asynchronous traction motor |
-
2016
- 2016-03-22 CN CN201610162801.7A patent/CN105811601B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2281596C1 (en) * | 2004-12-14 | 2006-08-10 | Общество с ограниченной ответственностью "ЭЛСИБ-У" | Stator of electrical machines |
| CN2919650Y (en) * | 2006-06-12 | 2007-07-04 | 中国北车集团永济电机厂 | Sector sheet-punching alternating current machine stator core |
| CN102437662A (en) * | 2011-12-26 | 2012-05-02 | 中船重工电机科技股份有限公司 | Engine base of motor stator core |
| CN203326744U (en) * | 2013-05-14 | 2013-12-04 | 东方电气集团东方电机有限公司 | External installation pressure type stator iron core fixing structure |
| CN104467329A (en) * | 2014-12-23 | 2015-03-25 | 南车株洲电机有限公司 | Multi-system narrow gauge asynchronous traction motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586525A (en) * | 2017-09-29 | 2019-04-05 | 精工电子有限公司 | The manufacturing method and stator for motors of stator for motors |
| CN109586525B (en) * | 2017-09-29 | 2023-02-17 | 精工电子有限公司 | Method for manufacturing stator for motor, and stator for motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105811601B (en) | 2018-02-16 |
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