CN203482059U - Multi-hole rotating motor - Google Patents
Multi-hole rotating motor Download PDFInfo
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- CN203482059U CN203482059U CN201320610514.XU CN201320610514U CN203482059U CN 203482059 U CN203482059 U CN 203482059U CN 201320610514 U CN201320610514 U CN 201320610514U CN 203482059 U CN203482059 U CN 203482059U
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Abstract
The utility model discloses a multi-hole rotating motor which is characterized in that: the multi-hole rotating motor is accommodated in a motor housing and is furthermore fixed on an engine frame; the multi-hole rotating motor comprises a rotor, an outer stator and an inner stator; and the rotor performs cantilever supporting through rotating arms; the outer stator is arranged at radial outside of the rotor and is provided with a gap; the inner stator is arranged at radial inside of the rotor and is also provided with a gap; the rotating arm comprises a cylindrical projection at a radial center; the rotor is provided with a laminated core; an axial end of the rotor is provided with an annular end surface core; and the rotor is fixed on the fixing part through rivets. The multi-hole rotating motor is advantageous in that: the laminated core can sufficiently extend at the open end; an enough friction force exists among laminates of the laminated core; relatively low rigidity of a steel core sheet is realized; and through connecting the steel core sheet with internal and external bridging members, outward movement of the steel core sheet along a radial direction can be prevented.
Description
Technical field
The utility model relates to a kind of a kind of calutron, particularly a kind of porous electric rotating machine of realizing electric energy conversion or transmitting.
Background technology
In the Patents of Japan, have a kind of pair of stator type motor of description, it is a kind of as a plurality of clearance type motor.This motor comprises the lamination of an annulate lamella laminated core of being made by electromagnetic steel plate, interior and the outer peripheral edges of laminate core chimeric the rotor that forms of permanent magnet, internal stator is disposed radially at internal rotor, gapped between them, external rotor is arranged on the radial outside of rotor, has equally gap between them.Gap between two rotors of this motor and two stators, has realized high-output power density.But the rotor of this motor is aluminum, and the Young's modulus of aluminium is little, therefore it can not make laminate core fully extend at its openend.In addition, owing to being arranged on, the core holding plate of laminate core of both sides is made of aluminum, and the power that axially fastens (pressing force) of stud is inadequate, a little less than keeping frictional force between corresponding lamination.Therefore, the rotor in this motor has a problem, and the rigidity at rotor reduces, and when motor rotates, laminate core can not bear the centrifugal force of the permanent magnet that is applied to described rotor.And described rotor structure, is only applicable to slowspeed machine, can not be used to be directly coupled to rise of rotational speed to the motor of the rotating speed of 7000 rpm.
Utility model content
The purpose of this utility model is to provide a kind of porous electric rotating machine, in order to solve above-mentioned existing issue.
The technical solution of the utility model is as follows: a kind of porous electric rotating machine, it is characterized in that: within porous electric rotating machine is accommodated in electric machine casing, and be fixed on entablature, porous electric rotating machine includes rotor, external stator and internal stator, and rotor carries out cantilever support by pivoted arm; External stator is arranged on the radial outside of rotor, and it has gap, and internal stator is arranged on the radially inner side of rotor, and it also has gap; Pivoted arm includes at its columniform lug boss in radial center place, has laminated iron core to form on rotor, is provided with annular end face core in its one axial end, and rotor is fixed on fixed part by rivet.
External stator is consisted of outer core and exterior loop, and exterior loop is wrapped on outer core, and internal stator is consisted of inner core and interior loop 52, and interior loop is wrapped in inner core.
Laminated iron core includes interior bridgeware and outer bridgeware, and both form an annular by a plurality of sections, is having Liang Ge branch adjacent on circumferencial direction separately to form the spatial portion across multistage between interior bridgeware and outer bridgeware.
On sections, be formed with recess three and recess four, in the former, the central part radius vector in week outwards caves in, and the central part of the latter's periphery is curved to radially inner side, the two ends of sections are connected on interior bridgeware, the salient pole one forming, the two ends of sections are connected on outer bridgeware, form salient pole two.
On sections, be formed with coupling aperture two, rivet therefrom passes through.
Annular end face core includes soft magnetism portion and nonmagnetic portion, and soft magnetism portion is formed by recess one and recess two, and both form projection one and projection two in minute end separately respectively.
Recess one, recess two be corresponding recess three, recess four respectively, and projection one, projection two be corresponding salient pole one, salient pole two respectively.
In soft magnetism portion, have a coupling aperture one, itself and coupling aperture two align.
The beneficial effects of the utility model are: laminate core can fully extend at its openend, between the stack surface of laminated iron core, there is enough frictional force, the rigidity of lamination is lower, by linking together with inside and outside bridgeware, can prevent that lamination from radially outwards moving.
Accompanying drawing explanation
Fig. 1 is the porous electric rotating machine cutaway view according to embodiment of the present utility model;
Fig. 2 is according to the cross-sectional view of the rotor of the motor of embodiment;
Fig. 3 is the vertical view at the laminated iron core of embodiment rotor;
Fig. 4 is the perspective view with the rotor of embodiment;
The plane graph of the end face core of the embodiment stacked rotor core of Fig. 5;
Fig. 6 is the enlarged drawing that the end face core of A part in Fig. 5 is shown;
Fig. 7 is that annular end face core is along the cutaway view of Figure 52-B line.
In figure, indicate: 1, porous electric rotating machine, 2, pivoted arm, 2a, lug boss, 22, fixed part, 3, rotor, 4, external stator, 4a, outer core, 4b, exterior loop, 5, internal stator, 5a, inner core, 52, interior loop, 6, entablature, 7, electric machine casing, 8, laminated iron core, 9, annular end face core, 9a, soft magnetism portion, 9a1, recess one, 9a2, recess two, 9a3, projection one, 9a4, projection two, 9b, non magnetic portion, 9c, coupling aperture one, 10, rivet, 11, interior bridgeware, 12, outer bridgeware, 13, sections, 13a, recess three, 13b, salient pole one, 13c, recess four, 13d, salient pole two, 13e, coupling aperture two, 14, spatial portion, p1 wherein, p2 is the distance shown in figure, t1, t2 is thickness shown in figure, A is the part shown in figure.
Embodiment
By reference to the accompanying drawings, the utility model is described in further detail.
As shown in the figure, a kind of porous electric rotating machine of the utility model, it is characterized in that: within porous electric rotating machine 1 is accommodated in electric machine casing 7, and be fixed on entablature 6, porous electric rotating machine 1 includes rotor 3, external stator 4 and internal stator 5, and rotor 3 carries out cantilever support by pivoted arm 2; External stator 4 is arranged on the radial outside of rotor 3, and it has gap, and internal stator 4 is arranged on the radially inner side of rotor 3, and it also has gap; Pivoted arm 2 includes the columniform lug boss 2a at its radial center place, has laminated iron core 8 to form on rotor 3, is provided with annular end face core 9 in its one axial end, and rotor 3 is fixed on fixed part 22 by rivet 10.External stator 4 is consisted of outer core 4a and exterior loop 4b, and it is upper that exterior loop 4b is wrapped in outer core 4a, and internal stator 5 is consisted of inner core 5a and interior loop 52, and interior loop 52 is wrapped in inner core 5a.Laminated iron core 8 includes interior bridgeware 11 and outer bridgeware 12, and both form annulars by a plurality of sections 13, is having separately adjacent Liang Ge branch on circumferencial direction form the spatial portion 14 across multistage between interior bridgeware 11 and outer bridgeware 12.On sections 13, be formed with recess three 13a and recess four 13c, in the former, the central part radius vector in week outwards caves in, the central part of the latter's periphery is curved to radially inner side, the two ends of sections 13 are connected on interior bridgeware 11, salient pole one 13b forming, the two ends of sections 13 are connected on outer bridgeware 12, form salient pole two 13d.On sections 13, be formed with coupling aperture two 13e, rivet 10 therefrom passes through.Annular end face core 9 includes the 9a of soft magnetism portion and nonmagnetic portion 9b, and the 9a of soft magnetism portion is formed by recess one 9a1 and recess two 9a2, and both form projection one 9a3 and projection two 9a4 in minute end separately respectively.Recess one 9a1, recess two 9a2 are corresponding recess three 13a, recess four 13c respectively, and projection one 9a3, projection two 9a4 are corresponding salient pole one 13b, salient pole two 13d respectively.On the 9a of soft magnetism portion, have coupling aperture one 9c, itself and coupling aperture two 13e align.
As shown in the figure, overall structure of the present utility model as described above.As shown in Figure 1, dynamo-electric 1 direct-coupling of porous electric rotating of the present utility model is on the engine of motor vehicle driven by mixed power, and it is arranged between engine and transmission device.Wherein pivoted arm 2 is formed by the manufacture of nonmagnetic SUS material.Pivoted arm 2 is included in the cylindrical boss 2a of its radial center place, arrives the bent axle of engine by Clutch Coupling.
As shown in Figure 2, rotor 3 is formed by lamination annular core, and annular core sheet is made by soft magnetic material, for example electromagnetic steel plate.Rotor 3 comprises that laminated iron core 8 forms, and have salient pole within it, and annular end face core 9 is arranged on an axial end portion of laminate core 8, on the end by rivet 10 fixed rotor arm 2 peripheries with periphery.As coupling device, bolt can be used for replacing rivet 10.Hereinafter, the periphery of pivoted arm 2 is called as the fixed part 2b as rotor, and rotor 3 is fixed thereon by rivet.As shown in Figure 3, at laminate core 8, comprise interior bridgeware 11 and outside outer bridge member 12, a plurality of sections 13 form annular by interior bridge member 11 and outer bridgeware 12.Between inside and outside bridgeware, across multistage spatial portion 14, in Liang Ge branch 13 adjacent on circumferencial direction separately, form.The shape of the sections 13 of laminated iron core 8 is like this, makes the radial thickness of the core of its circumference be less than its end.More specifically, general as described above, sections 13 is formed with recess three 13a, in the circumferential central part of inner peripheral surface, radially outwards caves in, and the two ends of sections 13 are connected in salient pole one 13b forming on interior bridgeware 11.In addition, sections 13 is formed with recess four 13c of depression, and the central part of periphery is curved to radially inner side, and the two ends of sections 13 are connected on outer bridgeware 12, form salient pole two 13d.Each in sections 13 is formed with one or more (being 2 in the present embodiment) coupling aperture two 13e, rivet 10 is by wherein.As shown in Figure 3, when the spacing (distance) of two adjacent coupling aperture two 13e is PI, the spacing (distance) between two coupling aperture adjacent one another are two 13e and between spatial portion 14 is P2, and expression formula is below set up, P1<P2(1).
As shown in Figure 5, the 9a of soft magnetism portion within it periphery be formed with jog.Fig. 6 is the enlarged drawing of a part, and the end face core of Fig. 5 (A part) is shown.The radial width of the non magnetic 9b of portion and the end 9a of soft magnetism portion are identical.The non magnetic 9b of portion is arranged on the adjacent 9a of soft magnetism portion.The 9a of soft magnetism portion is formed from steel, and the non magnetic 9b of portion is made by stainless steel.They are by modes such as laser welding, to be connected to annular end face core 9 each other.As shown in Figure 7, the 9a of soft magnetism portion has coupling aperture one 9c, and it has penetration power by the thickness direction (vertical direction in Fig. 7) of magnetic body 9a, and rivet 10 inserts wherein.The thickness of slab of annular end face core 9 (axial thickness) is almost identical or is greater than the thickness at rotor fixed part 2b.In the present embodiment, as shown in Figure 2, when the thickness of slab of rotor standing part 2b is t1, the thickness of slab of end face core 9 is t2, and expression formula is below set up t1≤t2(2).By inserting rivet 10, run through coupling aperture one 9c and coupling aperture two 13e, it is upper that rotor 3 is fixed to fixed part 2b, and the rivet 10 of described rotor front end is outstanding from the connecting hole of fixed part 2b.
The first embodiment as above has following advantage.The structure of porous electric rotating machine 1 is as follows: annular end face core 9 is arranged on the cantilever free end side (another is axially distolateral) of rotor 3, by pivoted arm 2 cantilever support.The structure of end face core 9 is formed from steel the 9a of soft magnetism portion by combination and the nonmagnetic portion 9b that made by stainless steel forms.Correspondingly, annular end face core 9 and steel have identical yang type modulus, and large in the thickness t 1 of the sheet material of thickness t 2 ratios of sheet material, and annular end face core 9 is difficult to occur strain.By arranging that this annular end face core 9 is in the open end side of rotor 3, it can suppress rotor 3 and extends radially outward in free end side, during rotor 3 rotation, due to the effect of centrifugal force, increases the resistance of rotor 3 centrifugal force.Because the Young's modulus of annular end face core 9 is in the present embodiment to be greater than aluminium core pressing plate, the fastening force (axial pressing force) being applied on laminated iron core 8 of rivet 10 can not reduce, in described motor between the fixed part 2b of annular end face core 9 and rotor.Therefore, have enough frictional force between the stack surface due to laminated iron core 8, the rigidity of lamination is lower, by linking together with inside and outside bridgeware, can prevent that lamination from radially outwards moving.
Annular end face core 9 comprises the 9a of soft magnetism portion and nonmagnetic portion 9b.The 9a of soft magnetism portion within it periphery is formed with jog.It can suppress rotor 3 and extends radially outward in free end side, during rotor 3 rotation, due to the effect of centrifugal force, increases the resistance of rotor 3 centrifugal force.Therefore, because annular end face core 9 is not only as stiffener, due to the effect of centrifugal force, it extends in open end laterally for suppressing rotor 3, but also contribute to the transmission of magnetic flux, with external stator 4 and internal stator 5 cooperations of laminated iron core 8, can export higher power.
Laminated iron core 8 has in two coupling thieff hatchs, and each branch's sections has a thieff hatch, thereby each sections 13 is fixed by two rivets.Owing to can preventing that each sections 13 from, round rivet 10 rotations, can prevent that branch's sections is released.In addition, if rivet 10 is made by soft magnetic material, because coupling aperture two 13e have filled the branch in soft magnetic material, do not worry that coupling aperture will interrupt flowing of magnetic flux.
Claims (8)
1. a porous electric rotating machine, is characterized in that:
Within porous electric rotating machine (1) is accommodated in electric machine casing (7), and be fixed on entablature (6), porous electric rotating machine (1) includes rotor (3), external stator (4) and internal stator (5), and rotor (3) carries out cantilever support by pivoted arm (2);
External stator (4) is arranged on the radial outside of rotor (3), and it has gap, and internal stator (4) is arranged on the radially inner side of rotor 3, and it also has gap;
Pivoted arm (2) includes at the columniform lug boss in its radial center place (2a), on rotor (3), there is laminated iron core (8) to form, in its one axial end, be provided with annular end face core (9), rotor (3) is fixed on fixed part (22) by rivet (10).
2. porous electric rotating machine according to claim 1, it is characterized in that: external stator (4) is consisted of outer core (4a) and exterior loop (4b), exterior loop (4b) is wrapped on outer core (4a), internal stator (5) is consisted of inner core (5a) and interior loop (52), and it is inner that interior loop (52) is wrapped in inner core (5a).
3. porous electric rotating machine according to claim 1, it is characterized in that: laminated iron core (8) includes interior bridgeware (11) and outer bridgeware (12), both form an annular by a plurality of sections (13), are having Liang Ge branch adjacent on circumferencial direction separately to form the spatial portion (14) across multistage between interior bridgeware (11) and outer bridgeware (12).
4. porous electric rotating machine according to claim 3, it is characterized in that: on sections (13), be formed with recess three (13a) and recess four (13c), in the former, the central part radius vector in week outwards caves in, the central part of the latter's periphery is curved to radially inner side, the two ends of sections (13) are connected on interior bridgeware (11), the salient pole one (13b) forming, it is upper that the two ends of sections (13) are connected to outer bridgeware (12), forms salient pole two (13d).
5. according to the porous electric rotating machine described in claim 3 or 4, it is characterized in that: on sections (13), be formed with coupling aperture two (13e), rivet (10) therefrom passes through.
6. porous electric rotating machine according to claim 1, it is characterized in that: annular end face core (9) includes soft magnetism portion (9a) and nonmagnetic portion (9b), soft magnetism portion (9a) is formed by recess one (9a1) and recess two (9a2), and both form projection one (9a3) and projection two (9a4) in minute end separately respectively.
7. porous electric rotating machine according to claim 6, it is characterized in that: recess one (9a1), recess two (9a2) be corresponding recess three (13a), recess four (13c) respectively, projection one (9a3), projection two (9a4) be corresponding salient pole one (13b), salient pole two (13d) respectively.
8. porous electric rotating machine according to claim 6, is characterized in that: in soft magnetism portion (9a), have a coupling aperture one (9c), itself and coupling aperture two (13e) align.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320610514.XU CN203482059U (en) | 2013-09-30 | 2013-09-30 | Multi-hole rotating motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320610514.XU CN203482059U (en) | 2013-09-30 | 2013-09-30 | Multi-hole rotating motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203482059U true CN203482059U (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320610514.XU Expired - Fee Related CN203482059U (en) | 2013-09-30 | 2013-09-30 | Multi-hole rotating motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203482059U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712420A (en) * | 2016-11-30 | 2017-05-24 | 上海电机学院 | Permanent magnet synchronous motor |
| CN107733195A (en) * | 2017-12-01 | 2018-02-23 | 林先敏 | Cantilevered multiple stators motor |
| JP2021145474A (en) * | 2020-03-12 | 2021-09-24 | セイコーインスツル株式会社 | Stator, stepping motor, and timepiece |
-
2013
- 2013-09-30 CN CN201320610514.XU patent/CN203482059U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712420A (en) * | 2016-11-30 | 2017-05-24 | 上海电机学院 | Permanent magnet synchronous motor |
| CN107733195A (en) * | 2017-12-01 | 2018-02-23 | 林先敏 | Cantilevered multiple stators motor |
| JP2021145474A (en) * | 2020-03-12 | 2021-09-24 | セイコーインスツル株式会社 | Stator, stepping motor, and timepiece |
| JP7353224B2 (en) | 2020-03-12 | 2023-09-29 | セイコーインスツル株式会社 | Stators, stepping motors, and clocks |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20140930 |
|
| EXPY | Termination of patent right or utility model |