CN100379123C - Helical coil type winding rotating electric machinery - Google Patents
Helical coil type winding rotating electric machinery Download PDFInfo
- Publication number
- CN100379123C CN100379123C CNB2005100765837A CN200510076583A CN100379123C CN 100379123 C CN100379123 C CN 100379123C CN B2005100765837 A CNB2005100765837 A CN B2005100765837A CN 200510076583 A CN200510076583 A CN 200510076583A CN 100379123 C CN100379123 C CN 100379123C
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- insulator
- stator core
- winding
- phase loop
- rotating electric
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Abstract
To provide a toroidal winding rotary electric machine capable of reducing an axial size by using an axial space of a rotary electric machine with high efficiency. An annular stator core 30 is formed with a plurality of winding coiled section 30a spaced from each other in a peripheral direction of the stator core 30. The wiring coiled section 30a is formed with a winding section 31 through an insulator 32. Between the stator core 30 and the winding section 31, a ring insertion space is formed by the insulator 32. A phase ring 33 is provided along an axial end face of the stator core 30 so as to be inserted into the ring insertion space with the wiring coiled section 30a.
Description
Technical field
The present invention relates to have the helical coil type winding rotating electric machinery of phase loop.
Background technology
In traditional device, be used for phase place ring portion to the winding supplying electric current of stator, along circular stator core circumferentially be configured in axial location that stator core separates on (for example, with reference to patent documentation 1).
[patent documentation 1] Japan Patent spy opens the 2003-88023 communique
In above-mentioned traditional helical coil type winding rotating electric machinery, because of phase loop has been configured in axial location that stator core separates on, so produced unnecessary space in the axial direction, hinder the miniaturization of turning motor.
The present invention is exactly that its purpose is, provides by the axial space that effectively utilizes turning motor more, the helical coil type winding rotating electric machinery that can dwindle axial dimension in order to solve above-mentioned problem.
Summary of the invention
Helical coil type winding rotating electric machinery of the present invention, comprise stator and with the opposed rotor of stator, described stator has: week upwards is provided with the circular stator core of a plurality of winding package portion spaced reciprocally; Be arranged at a plurality of winding portion of winding package portion; In insert a plurality of insulators in logical space between forming ring between stator core and the winding portion, between stator core and winding portion; Axial end along stator core is provided with, is inserted at winding package portion place the phase loop of leading in the slotting logical space of ring.
Adopt helical coil type winding rotating electric machinery of the present invention, because phase loop is provided with along the axial end of stator core, has formed at winding package portion place and encircled the shape of inserting in the logical space, therefore by slotting leading to, the axial space of turning motor can be effectively utilized, axial dimension can be dwindled.
Description of drawings
Fig. 1 is the half-sectional view of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 1.
The front elevation of the spiral cast winding electric machine when Fig. 2 sees for the arrow II direction of presentation graphs 1.
Fig. 3 is the stereogram of the insulator of presentation graphs 2.
Fig. 4 inserts stator core for expression the stereogram of midvoyage condition of stator insertion groove of the insulator of Fig. 2.
Fig. 5 is the stereogram of the insulator of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 2.
Fig. 6 is the stereogram of the insulator of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 3.
Fig. 7 is the allocation plan of the configuration status of the phase loop of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 4.
Embodiment
Be illustrated as with reference to the accompanying drawings and implement optimal morphology of the present invention.
Embodiment 1
Fig. 1 is the half-sectional view of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 1.Helical coil type winding rotating electric machinery in this example is to use the spiral cast winding motor of three-phase alternating-current supply.
On pedestal 1, upright 2 the bearing pedestal shell 2 that is spaced from each other distance that is provided with.Bearing pedestal shell 2 separately is provided with shaft insertion hole 2a.In shaft insertion hole 2a, insert bearing 7 and main shaft 8.Main shaft 8 is supported by bearing pedestal shell 2 with freely rotating by bearing 7.
Central authorities at main shaft 8 are provided with hub portion 9.On hub portion 9, fixing an end of a plurality of the 1st spokes 10.The 1st spoke 10 is configured to radial from hub portion 9.Fixing revolving body 4 at the other end of the 1st spoke 10.That is, revolving body 4 is fixed on the main shaft 8 by the 1st spoke 10 and hub portion 9.
Revolving body 4 has: the inboard ring bodies 15, diameter that is fixed in the 1st spoke 10 is greater than the outside ring bodies 16 of inboard ring bodies 15 and a plurality of the 2nd spokes 17 that the outer peripheral face of inboard ring bodies 15 is connected with the inner peripheral surface of outside ring bodies 16.Inboard ring bodies 15 and outside ring bodies 16 are configured on the same axle.The section shape of the 2nd spoke 17 is shuttle shape (mortar shapes).Again, the 2nd spoke 17 distance is arranged mutually is configured in making progress in week of inboard ring bodies 15.And the 2nd spoke 17 is configured in the axial central authorities of main shaft 8.
Outside ring bodies 16 has sheave part 20 cylindraceous and is located at the flange shape braking parts 21 at sheave part 20 two ends.At the outer peripheral face of sheave part 20, a plurality of rope-race 20a that volume hangs with a plurality of main ropes (not shown) are set.
Be provided with braking surface 21a on the two sides of braking parts 21.Brake apparatus 5 is set on braking parts 21.Brake apparatus 5 has 1 couple's of clamping braking parts 21 brake block 5a.That is, each brake block 5a is pushed to braking surface 21a when revolving body 4 brakings.Such as, can use electro-magnetic braking device as brake apparatus 5.The structure of electro-magnetic braking device is to utilize the elastic force of tripping spring, pushes brake block 5a to braking surface 21a, and the revolution of revolving body 4 is braked, and perhaps by the electromagnet excitation, brake block 5a is left, with brake off from braking surface 21a.
Fixing a plurality of inboard rotors (magnet) 12a at the two ends of inboard ring bodies 15 outer peripheral faces.Fixing a plurality of outside rotors (magnet) 12b at the two ends of outer ring shape body 16 inner peripheral surfaces.Inboard rotor 12a and outside rotors 12b along main shaft 8 circumferentially be configured to circular.
On bearing pedestal shell 2, fixing stator 6.Stator 6 is configured to and inboard rotor 12a and the opposed shape of outside rotors 12b.The spiral cast winding electric machine has stator 6, inboard rotor 12a and outside rotors 12b.
The front elevation of the spiral cast winding electric machine when Fig. 2 sees for the arrow II direction of presentation graphs 1.Among the figure, in circular stator core 30, along its circumferentially, be spaced from each other a plurality of winding package 30a of portion be set equidistantly.The section of the winding package 30a of portion is four square bodies (not shown) that the angle is rectangular.
On the winding package 30a of portion separately, disposing insulator 32.Periphery at insulator 32 is provided with winding portion 31.That is, in the insulator 32 between stator core 30 and winding portion 31.Utilize insulator 32 to make stator core 30 and winding portion 31 mutually insulateds.Between stator core 30 and winding portion 31, utilize insulator 32 to form ring and insert logical space 35.Each winding portion 31 has 1 couple coil- end 31a, 31b.
In stator core 30, be provided with a plurality of phase loop 33 along its axial end.Phase loop 33 is configured to insert logical ring at winding package portion 30a place and inserts logical space 35.Again, phase loop 33 is to implement the conductor of insulating coating.The effect of phase loop 33 is that the three-phase ac power that will supply with from external power source is supplied with to the winding portion 31 of each phase.
On the conductor introduction that phase loop 33 is connected with external power source is connected (not shown).In this example, three-phase ac power carries out distribution in three-phase 4 line modes, so can use the phase loop 33 of 4 (usefulness, S use R mutually mutually, mutually use mutually by usefulness, neutrality for T).
The coil-end 31a of each winding portion 31 connects with the phase loop 33 of neutral usefulness mutually, coil-end 31b and corresponding 33 connections of phase loop mutually.
Fig. 3 is the stereogram of the insulator 32 of presentation graphs 2.Insulator 32 is insulating components of a kind of U word shape that is made of mutually opposed 1 couple sidewall 32a and binding wall 32b between the one-sided end that is connected sidewall 32a.Stator insertion groove 32c was set on the interior week of insulator 32, and sidewall 32a is circular-arc with the section of the coupling part that links wall 32b.
The following describes the erection sequence of insulator 32.Fig. 4 is the stereogram of expression with the midvoyage condition of the stator insertion groove 32c of the insulator 32 of stator core 30 insertion Fig. 2.At first, before insulator 32 is installed, the axial end (front) of phase loop 33 along stator core 30 1 sides is configured., insulator 32 be installed in stator core 30 in, form the shape among the stator core 30 insertion stator insertion groove 32c thereafter.At the axial end (back side) of the opposite side of stator core 30 1 insulator 32 in addition is installed, the insulator 32 with front face side and rear side interconnects again.
Between insulator 32 and the winding package 30a of portion, formed ring by inner peripheral surface butt and inserted logical space 35 four angles of the winding package 30a of portion and insulator 32.Phase loop 33 is accommodated (inserting logical) and is inserted in the logical space 35 at ring at winding package portion 30a place.Phase loop 33 is by stator core 30 and insulator 32 clampings.
The following describes action.When revolving body 4 revolution, the voltage (electric current) of the out of phase of supplying with from external power source is supplied with to winding portion 31 respectively by the phase loop 33 of each phase place.Like this, the magnetic flux corresponding with phase place takes place respectively in each winding portion 31.Electromagnetic force and its act on rotor 12a, 12b accordingly, and revolving body 4 turns round.
In this helical coil type winding rotating electric machinery, phase loop 33 is provided with along the axial end of stator core 30, become to be inserted to lead to and insert the shape of leading in the space 35 at 31 formed rings of stator core 30 and winding portion, so can effectively utilize the axial space of turning motor, can dwindle axial dimension.
Again, when revolving body 4 revolutions, the magnetic flux that utilization is taken place by winding portion 31, make the phase loop 33 of the electric current that circulating produce electromagnetic force, phase loop 33 desires will be vibrated, but because phase loop 33 by stator core 30 and insulator 32 clampings, so can restrain the vibration of phase loop 33, can improve the reliability of helical coil type winding rotating electric machinery action.
Be not used in the fixing insulator 32 of phase loop 33 owing to being generally used for stator core 30 and winding portion 31 insulation, also be used in the fixing of phase loop 33, therefore can omit the fixedly special-purpose member of usefulness of phase loop 33, can reduce the part number.
Fig. 5 is the stereogram of the insulator 40 of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 2.Among the figure, insulator 40 is insulating components of U word shape.Stator insertion groove 40a was set on the interior week of insulator 40.Bottom at stator insertion groove 40a is provided with contact site 40b.Contact site 40b contacts with the axial end of stator core 30.That is, the interior week of insulator 40 is shapes of a kind of periphery along the winding package 30a of portion.
On contact site 40b, be provided with along a plurality of (4 s') of the peripheral shape of phase loop 33 endless groove 41.Utilize endless groove 41 to form ring and insert logical space 42.(in other words, insulator 40 be a kind of insulator 32 in embodiment 1 contact site 40b being set in interior week and the member of endless groove 41 is set in the periphery of the patent part side of the stator insertion groove 32c of contact site 40b).Other structure is identical with embodiment 1.
The following describes the erection sequence of insulator 40.At first, before insulator 40 is installed, the axial end of phase loop 33 along stator core 30 1 sides (front) is configured., insulator 40 be installed in stator core 30 in, form the shape that stator core 30 is inserted among the stator insertion groove 40a and phase loop 33 is inserted in the endless groove 41 thereafter.Again, at the axial end (back side) of the opposite side of stator core 30 1 insulator 40 in addition is installed, the insulator 40 with front face side and rear side interconnects again.Phase loop 33 is by stator core 30 and insulator 40 clampings.
In this spiral cast winding electric machine, on the effect basis of embodiment 1, phase loop 33 is held with the state that inserts endless groove 41, thus can be reliably that phase loop 33 is more fixing, can further improve the reliability of action.
Fig. 6 is the stereogram of the insulator 50 of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 3.Among the figure, insulator 50 is insulating components of U word shape.Stator insertion groove 50a was set on the interior week of insulator 50.Bottom at stator insertion groove 50a is provided with contact site 50b.Contact site 50b contacts with the axial end of stator core 30.That is, the interior week of insulator 50 is a kind of shapes along the winding package 30a of portion periphery.
In the periphery of insulator 50, be provided with the endless groove 51 of a plurality of (4).Utilize endless groove 51 to form ring and insert logical space 52.The bottom of endless groove 51 is arranged to be setpoint distance arbitrarily apart from the inner peripheral surface of insulator 50.
In the periphery of insulator 50, be provided with and cover the lid 53 that its periphery is used again.In this example, a limit of lid 53 is connected with the periphery of insulator 50, and it can serve as that axle is rotatable with a connected limit that lid 53 is arranged to.(in other words, insulator 50 be a kind of insulator 32 in embodiment 1 contact site 50b is set in interior week, and the member of endless groove 51 is set in the periphery of the binding wall 32b of contact site 50b, lid 53 is that the binding wall 32b with the insulator among the embodiment 1 32 has made departing member).Other structure is identical with embodiment 1.
The following describes the erection sequence of insulator 50 and phase loop 33.At first, insulator 50 is installed on the front face side and rear side of stator core 30, forms the shape among the stator core 30 insertion stator insertion groove 50a.At this moment, the insulator 50 of front face side and rear side interconnects.
Thereafter, along the axial end configuration phase ring 33 of stator core 30 front face side, and, the state in the endless groove 51 of the insulator 50 of formation insertion front face side.The periphery that embeds the insulator 50 that phase loop 33 is arranged in the endless groove 51 is covered by lid 53, and phase loop 33 is insulated son 50 and lid 53 clampings, winding portion 31 is wrapped on lid 53 and the insulator 50 again.Utilize insulator 50 and lid 53 to make phase loop 33 and stator core 30 and 31 insulation of winding portion.
In this helical coil type winding rotating electric machinery, on the effect basis of embodiment 1, phase loop 33 is configured with the form of inserting endless groove 51, so can make insulation between stator core 30 and the phase loop 33 more reliably.
On the effect basis of embodiment 1, owing to can carry out phase loop 33 configurations after being fixed on insulator 50 in the stator core 30, so can improve operation.
Among the embodiment 1～3, the front of stator core 30 and the back side are provided with identical shaped insulator 32,40,50 are described, but also can identical shaped insulator be set, but carry out its combination arbitrarily at the front and the back side of stator core.
Fig. 7 is the allocation plan of the configuration status of the phase loop 33 of the helical coil type winding rotating electric machinery in the expression embodiments of the invention 4.Among the embodiment 1～3, phase loop 33 disposes along stator core 30 one-sided axial ends, but in present embodiment 4, a plurality of phase loop 33 dispose along two end faces in the stator core 30 axially, by stator core 30 and insulator 32 (insulator 40) clamping.
Like this, the phase loop 33 that on the one-sided axial end of stator core 30, can't be configured only, for example in the occasion of using the big phase loop 33 of profile diameter, also can be as shown in Figure 7, phase loop 33 is configured on two end faces in the stator core 30 axially, can obtains the effect identical with embodiment 1.
Among the embodiment 4, the phase loop 33 of two end faces configurations on axially is by stator core 30 and insulator 32,40 clampings, but the phase loop 33 of two end faces configurations vertically also can be utilized insulator 50 among the embodiment 3 fix to be, by endless groove 51 and lid 53 clampings.
Among the embodiment 1,2,4, to by 2 insulator 32,40 being connected, utilizes stator core 30 and insulator 32,40 example of phase loop 33 clampings is described, but also can again phase loop be fixed behind the fastening insulator by winding portion is wrapped on the insulator.That is, 2 insulator can not be bonded with each other yet.
Again, among the embodiment 1～4, helical coil type winding rotating electric machinery is to be described according to three phase mains, is not limited to three-phase, also can be suitable for single-phase or heterogeneous.That is, the number of phase loop 33 is not limited to 4, according to the specification of helical coil type winding rotating electric machinery can be 2, more than 3 or 5.
And among the embodiment 1～4, helical coil type winding rotating electric machinery is to be that example is described with the spiral cast winding motor, also spiral cast winding generator.
Claims (4)
1. a helical coil type winding rotating electric machinery is characterized in that, comprises that stator reaches and the opposed rotor of described stator,
Described stator has: week upwards is provided with the circular stator core of a plurality of winding package portion spaced reciprocally; Be arranged at a plurality of winding portion of described winding package portion; In between between described stator core and the described winding portion, between described stator core and described winding portion, form a plurality of insulators that ring is inserted logical space; Axial end along described stator core is provided with, inserted at described winding package portion place to lead at described ring and insert phase loop in the logical space.
2. helical coil type winding rotating electric machinery as claimed in claim 1 is characterized in that, is formed with endless groove on the described insulator, and this endless groove forms described ring and inserts logical space, and is inserted with described phase loop.
3. helical coil type winding rotating electric machinery as claimed in claim 2 is characterized in that, also has the lid that the outer peripheral face with described insulator covers,
Described endless groove is arranged at the periphery of described insulator,
Described phase loop is by described endless groove and described lid clamping.
4. as claim 1 each described helical coil type winding rotating electric machinery to the claim 3, it is characterized in that described phase loop is configured on two end faces in the described stator core axially.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004286687 | 2004-09-30 | ||
| JP2004286687A JP2006101656A (en) | 2004-09-30 | 2004-09-30 | Toroidal winding rotary electric machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1756041A CN1756041A (en) | 2006-04-05 |
| CN100379123C true CN100379123C (en) | 2008-04-02 |
Family
ID=36240931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100765837A Expired - Fee Related CN100379123C (en) | 2004-09-30 | 2005-06-06 | Helical coil type winding rotating electric machinery |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2006101656A (en) |
| CN (1) | CN100379123C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4788769B2 (en) | 2006-06-01 | 2011-10-05 | パナソニック株式会社 | Electric motor stator and molded motor |
| JP5181627B2 (en) * | 2007-11-06 | 2013-04-10 | トヨタ自動車株式会社 | Rotating electric machine and method of manufacturing rotating electric machine |
| JP2013046479A (en) * | 2011-08-23 | 2013-03-04 | Asmo Co Ltd | Brushless motor |
| KR20230018037A (en) | 2021-07-29 | 2023-02-07 | 한온시스템 주식회사 | Toroidal motor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59127564A (en) * | 1983-01-12 | 1984-07-23 | Hitachi Ltd | Motor |
| JP2003088023A (en) * | 2001-09-13 | 2003-03-20 | Mitsubishi Electric Corp | Phase lead for rotating electric machine |
-
2004
- 2004-09-30 JP JP2004286687A patent/JP2006101656A/en active Pending
-
2005
- 2005-06-06 CN CNB2005100765837A patent/CN100379123C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59127564A (en) * | 1983-01-12 | 1984-07-23 | Hitachi Ltd | Motor |
| JP2003088023A (en) * | 2001-09-13 | 2003-03-20 | Mitsubishi Electric Corp | Phase lead for rotating electric machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006101656A (en) | 2006-04-13 |
| CN1756041A (en) | 2006-04-05 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080402 Termination date: 20100606 |