CN208707404U - A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit - Google Patents
A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit Download PDFInfo
- Publication number
- CN208707404U CN208707404U CN201821033781.4U CN201821033781U CN208707404U CN 208707404 U CN208707404 U CN 208707404U CN 201821033781 U CN201821033781 U CN 201821033781U CN 208707404 U CN208707404 U CN 208707404U
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- stator
- magnetic
- internal rotor
- outer rotor
- magnet steel
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of penetration radial magnetic circuit double rotor single stators to be orientated magnetic circuit magneto magnetic circuit, including motor shaft, and the motor shaft is hollow shaft, is connected separately with left bearing and right bearing at left and right sides of the motor shaft；Left-handed pivoted frame and dextrorotation pivoted frame are connected separately on the left bearing and right bearing；Casing is connected between the left-handed pivoted frame and dextrorotation pivoted frame；Stator module is connected on the motor shaft, the stator module is between left bearing and right bearing；The left-handed pivoted frame has extended to form internal rotor fixed frame inwardly；Several internal rotor magnetic steels are connected with by internal rotor magnetic yoke on the internal rotor fixed frame；The inside of the casing is connected with several outer rotor magnet steel by outer rotor magnetic yoke；The utility model structure is simple, so that the motor is had high torque density, high reliability, high controllability by the structure cooperation of birotor, Dan Dingzi；Vibration and noise when reducing motor operation.
Description
Technical field
The utility model relates to technical field of motors more particularly to a kind of penetration radial magnetic circuit double rotor single stator to take
To magnetic circuit magneto magnetic circuit.
Background technique
In recent years, magneto has been more and more widely used in fields such as economy, national defence, technology also increasingly at
It is ripe.Motor, which has both high torque density, high linearity and efficient advantage, to be usually required that for magneto at present.
In terms of improving torque density, currently used method is that electric machine stator iron increases notch or uses straight-tooth knot
Structure reduces or removes the crown in traditional stator punching, its advantage is that notch leakage field can be substantially reduced, reduce motor magnetic circuit
Degree of saturation, while armature-reaction main flux can be increased, therefore can greatly improve the torque density of motor；But
The shortcomings that structure is that motor stator notch width is larger, and biggish eddy-current loss can be generated on rotor permanent magnet, to concentrate around
For the Wound-rotor type stator core of group, big notch or straight tooth structure have lacked crown and have limited the position of coil-conductor, increase
Motor manufacturing difficulty.
Utility model content
It is simple that a kind of structure is provided the purpose of the utility model is to overcome above-mentioned shortcoming in the prior art, is grasped
Facilitate, practical penetration radial magnetic circuit double rotor single stator is orientated magnetic circuit magneto magnetic circuit.
The utility model is realized in the following way:
A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit, it is characterised in that: including electricity
Arbor, the motor shaft are hollow shaft, are connected separately with left bearing and right bearing at left and right sides of the motor shaft；The left axle
It holds and is connected separately with left-handed pivoted frame and dextrorotation pivoted frame on right bearing；The left-handed pivoted frame and dextrorotation pivoted frame are respectively relative to motor
Axis is rotatable；Casing is connected between the left-handed pivoted frame and dextrorotation pivoted frame；Stator module is connected on the motor shaft, it is described
Stator module is between left bearing and right bearing；The left-handed pivoted frame has extended to form internal rotor fixed frame inwardly；It is described
Several internal rotor magnetic steels are connected with by internal rotor magnetic yoke on internal rotor fixed frame；The internal rotor magnetic steel is located at stator module
Inside；The inside of the casing is connected with several outer rotor magnet steel by outer rotor magnetic yoke；The outer rotor magnet steel is located at stator
The outside of component；
Rotation set is connected on the inside of the left end of the motor shaft；Become fixed frame by rotation on the left-handed pivoted frame to be connected with
Become rotor with the rotation that set matches is put；The coil lead of the stator module is connected with extraction cable, extraction cable
The lead-out wire of the inside and rotation set that are arranged in motor shaft mutually converges to form output line, and output line is from set on motor shaft right end
Sealing ring extends to outside；
Several internal rotor magnetic steels in the internal rotor magnetic yoke are arranged by the interval of N-S-N-S, in the outer rotor magnetic yoke
Several outer rotor magnet steel by S-N-S-N interval be arranged；Internal rotor magnetic steel in internal rotor magnetic yoke corresponds when being the pole S
Outer rotor magnetic yoke on outer rotor magnet steel be the pole N,
The quantity of the outer rotor magnet steel and internal rotor magnetic steel is respectively 16, each outer rotor magnet steel and each internal rotor
Magnet steel can interlink two stator tooths on stator module simultaneously, generate two magnetic circuits, therefore in 16 outer rotor magnet steel and 16
32 pole magnetic circuits are formed between rotor magnetic steel and stator module；Specific magnetic circuit trend are as follows: the magnetic line of force of the pole S of internal rotor magnetic steel passes through
The air gap of internal rotor, while two stator tooths on stator module that interlink, stator module do not have magnetic yoke portion, to only have on stator module
Stator tooth, the magnetic line of force only walk stator tooth, and the pole N of outer rotor magnet steel is directly entered by the air gap of outer rotor；Enter at this time outer
The magnetic line of force of the pole N of rotor magnetic steel passes through outer rotor magnetic yoke respectively, the pole S of the outer rotor magnet steel adjacent thereto into left and right, left
The magnetic line of force of the pole S of right adjacent outer rotor magnet steel enters back into and determines on corresponding stator module using outer rotor air gap
Sub- tooth, the magnetic line of force into the stator tooth of the corresponding stator module in left and right enter and outer rotor magnet steel using the air gap of internal rotor
The extremely adjacent internal rotor magnetic steel of S the pole N the left and right sides, into the pole N of internal rotor magnetic steel the left and right sides the magnetic line of force again
The pole S of internal rotor magnetic steel is returned to, two closed circuits is formed, realizes the magnetic of two inner and outer rotors magnet steel and a stator tooth
The interlinkage of the magnetic line of force, in this way, 16 outer rotor magnet steel and 16 form 32 pole magnetic circuits between internal rotor magnetic steel and stator module.
Further, the stator module includes stator fixed mount and stator tooth, and the stator fixed mount is set to motor shaft
On；The left end of the stator fixed mount is connected with stator core fixed frame, and the stator core fixed frame is equipped with several be used for
Several stator slots of stator tooth are installed；The stator slot is equipped with stator tooth；The stator fixed mount is equipped with several coils and draws
Wire casing, the coil lead slot are connected with corresponding stator slot；The stator tooth includes stator core, is led on stator core
It crosses plastic insulation sheath and is wound with coiling packet, coiling, which is wrapped, extends coil lead, and coil lead is set in coil lead slot.
The utility model has the beneficial effects that: structure is simple, which is made by the structure cooperation of birotor, Dan Dingzi
With high torque density, high reliability, high controllability；Vibration and noise when reducing motor operation.
Detailed description of the invention
It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not
It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other relevant attached drawings.
Fig. 1 the utility model structure diagram；
Fig. 2 the utility model structure sectional view；
Fig. 3 is that localized magnetic circuit moves towards schematic diagram at A in Fig. 2；
Fig. 4 the utility model stator fixed mount structural schematic diagram；
Fig. 5 the utility model stator fixed mount structure sectional view；
Fig. 6 the utility model stator tooth structural schematic diagram.
Specific embodiment
It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this
Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after
The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " being equipped with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect
It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition
Understand the concrete meaning of above-mentioned term in the present invention.
Embodiment:
A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit, as shown in figs 1 to 6, including
Motor shaft 1, motor shaft 1 are hollow shaft, and the left and right sides of motor shaft 1 is connected separately with left bearing 2 and right bearing 3；2 He of left bearing
Left-handed pivoted frame 4 and dextrorotation pivoted frame 5 are connected separately on right bearing 3；Left-handed pivoted frame 4 and dextrorotation pivoted frame 5 are respectively relative to motor shaft 1
It is rotatable；Casing 6 is connected between left-handed pivoted frame 4 and dextrorotation pivoted frame 5；Stator module 7, stator module 7 are connected on motor shaft 1
Between left bearing 2 and right bearing 3；Left-handed pivoted frame 4 has extended to form internal rotor fixed frame 41 inwardly；Internal rotor fixed frame
Several internal rotor magnetic steels 43 are connected with by internal rotor magnetic yoke 42 on 41；Internal rotor magnetic steel 43 is located at the inside of stator module 7；Machine
The inside of shell 6 is connected with several outer rotor magnet steel 62 by outer rotor magnetic yoke 61；Outer rotor magnet steel 62 is located at the outer of stator module 7
Side；Rotation set 8 is connected on the inside of the left end of motor shaft 1；Fixed frame 9 is become by rotation on left-handed pivoted frame 4 and is connected with and puts set
The rotation that son 8 matches becomes rotor 10；The coil lead 11 of stator module 7 is connected with extraction cable 12, and extraction cable 12 is worn
Mutually converge to form output line 13 set on the inside of motor shaft 1 and the lead-out wire of rotation set 8, output line 13 is from set on motor shaft 1
The sealing ring 14 of right end extends to outside；Several internal rotor magnetic steels 43 in internal rotor magnetic yoke 42 are arranged by the interval of N-S-N-S,
Several outer rotor magnet steel 62 in outer rotor magnetic yoke 61 are arranged by the interval of S-N-S-N；Internal rotor magnetic in internal rotor magnetic yoke 42
Outer rotor magnet steel 62 of the steel 43 when being the pole S in corresponding outer rotor magnetic yoke 61 is the pole N, the outer rotor magnet steel 62 and interior
The quantity of rotor magnetic steel 43 is respectively 16, and each outer rotor magnet steel 62 and each internal rotor magnetic steel 43 can interlink stator pack simultaneously
Two stator tooths 715 on part 7, generate two magnetic circuits, therefore 16 outer rotor magnet steel 62 and 16 internal rotor magnetic steels 43 and fixed
32 pole magnetic circuits are formed between sub-component 7；Specific magnetic circuit trend are as follows: the magnetic line of force of the pole S of internal rotor magnetic steel 43 passes through internal rotor
Air gap, while two stator tooths 715 on stator module 7 that interlink, stator module 7 do not have magnetic yoke portion, only to determine on stator module 7
Sub- tooth 715, the magnetic line of force only walk stator tooth 715, and the pole N of outer rotor magnet steel 62 is directly entered by the air gap of outer rotor；At this time
The magnetic line of force into the pole N of outer rotor magnet steel 62 passes through outer rotor magnetic yoke 61 respectively, the outer rotor magnetic adjacent thereto into left and right
The pole S of steel 62, the magnetic line of force of the pole S of the adjacent outer rotor magnet steel 62 in left and right using outer rotor air gap, enter back into it is corresponding
Stator tooth 715 on stator module 7, into the corresponding stator module 7 in left and right stator tooth 715 the magnetic line of force using internal rotor
Air gap enter the internal rotor magnetic steel 43 extremely adjacent with the S of outer rotor magnet steel 62 the pole N the left and right sides, into internal rotor magnetic steel
The magnetic line of force of the left and right sides of 43 pole N returns the pole S of internal rotor magnetic steel 43, forms two closed circuits, realizes two
A inner and outer rotors magnet steel interlinks with the magnetic field magnetic line of a stator tooth 715, in this way, in 16 outer rotor magnet steel 62 and 16
32 pole magnetic circuits are formed between rotor magnetic steel 43 and stator module 7.
In the present embodiment, as shown in Fig. 4, Fig. 5, Fig. 6, the stator module 7 includes stator fixed mount 72 and stator tooth
715, the stator fixed mount 72 is set on motor shaft 1；The left end of the stator fixed mount 72 is connected with stator core fixed frame
76, the stator core fixed frame 76 is equipped with several for installing several stator slots 77 of stator tooth 715；The stator slot 77
It is equipped with stator tooth 715；The stator fixed mount 72 is equipped with several coil lead slots 711, the coil lead slot 711 and phase
Corresponding stator slot 77 is connected；The stator tooth 715 includes stator core 71, passes through plastic insulation sheath on stator core 71
713 are wound with coiling packet 712, extend coil lead 11 on coiling packet 712, and coil lead 11 is set in coil lead slot 711；
It is integrally formed in the stator fixed mount 72 and is equipped with internal cavity ring 73 and external cavity ring 731, the internal cavity ring 73 and stator are solid
The water inlet 74 determined on frame 72 is connected；The external cavity ring 731 is connected with the water outlet 75 in stator fixed mount 72；It is described
By being equipped at intervals with several inlet through hole 78 and several water outlet through-holes 781 in stator core fixed frame 76, every group of water channel by one into
Water through-hole 78 and water outlet through-hole 781 composition；One end of the inlet through hole 78 passes through inner waterway 732 and internal cavity ring 73
It is connected；One end of the water outlet through-hole 781 is connected by inner waterway 733 with external cavity ring 731；The stator core is solid
The left side for determining frame 76 is connected with cover board 79；By being equipped at intervals with several water channel slots 710,78 He of inlet through hole on the cover board 79
The corresponding water channel slot 710 in end of one water outlet through-hole 781 so that water channel slot 710, inlet through hole 78, water outlet through-hole 781,
Internal cavity ring 73, external cavity ring 731 form a circulating cooling water channel.
When implementation, left-handed pivoted frame 4 and dextrorotation pivoted frame 5 and rotating device, such as driving motor are connected, filled by rotation
It sets and left-handed pivoted frame 4 and dextrorotation pivoted frame 5 is driven to rotate, and then internal rotor magnetic steel 43, outer rotor magnet steel 62 is driven to rotate, internal rotor magnetic
Steel 43, outer rotor magnet steel 62 form magnetic circuit, the power that magnetic circuit is formed in rotary course with the stator tooth 715 on stator module 7
It is exported by output line 13.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (2)
1. a kind of penetration radial magnetic circuit double rotor single stator is orientated magnetic circuit magneto magnetic circuit, it is characterised in that: including motor
Axis (1), the motor shaft (1) are hollow shaft, are connected separately with left bearing (2) and right axle at left and right sides of the motor shaft (1)
Hold (3)；Left-handed pivoted frame (4) and dextrorotation pivoted frame (5) are connected separately on the left bearing (2) and right bearing (3)；The anticlockwise
It is rotatable that frame (4) and dextrorotation pivoted frame (5) are respectively relative to motor shaft (1)；Between the left-handed pivoted frame (4) and dextrorotation pivoted frame (5)
It is connected with casing (6)；Be connected with stator module (7) on the motor shaft (1), the stator module (7) be located at left bearing (2) and
Between right bearing (3)；The left-handed pivoted frame (4) has extended to form internal rotor fixed frame (41) inwardly；The internal rotor is fixed
Several internal rotor magnetic steels (43) are connected with by internal rotor magnetic yoke (42) on frame (41)；The internal rotor magnetic steel (43) is located at stator
The inside of component (7)；The inside of the casing (6) is connected with several outer rotor magnet steel (62) by outer rotor magnetic yoke (61)；Institute
State the outside that outer rotor magnet steel (62) is located at stator module (7)；
It is sub (8) that rotation set is connected on the inside of the left end of the motor shaft (1)；Fixed frame is become by rotation on the left-handed pivoted frame (4)
(9) it is connected with the rotation matched with rotation set (8) and becomes rotor (10)；The coil lead (11) of the stator module (7) connects
Have extraction cable (12), extraction cable (12) is arranged in the inside of motor shaft (1) and the lead-out wire of rotation set (8) mutually converges
Conjunction is formed output line (13), and output line (13) extends to outside from the sealing ring (14) for being set to motor shaft (1) right end；
Several internal rotor magnetic steels (43) on the internal rotor magnetic yoke (42) are arranged by the interval of N-S-N-S, the outer rotor magnetic
Several outer rotor magnet steel (62) on yoke (61) are arranged by the interval of S-N-S-N；Internal rotor magnetic steel in internal rotor magnetic yoke (42)
(43) the outer rotor magnet steel (62) when being the pole S on corresponding outer rotor magnetic yoke (61) is the pole N,
The quantity of the outer rotor magnet steel (62) and internal rotor magnetic steel (43) is respectively 16, each outer rotor magnet steel (62) and every
A internal rotor magnetic steel (43) can interlink two stator tooths (715) on stator module (7) simultaneously, generate two magnetic circuits, therefore 16
32 pole magnetic circuits are formed between a outer rotor magnet steel (62) and 16 internal rotor magnetic steels (43) and stator module (7)；Specific magnetic circuit is walked
To are as follows: the magnetic line of force of the pole S of internal rotor magnetic steel (43) by the air gap of internal rotor, while two on the stator module that interlinks (7)
Stator tooth (715), stator module (7) do not have magnetic yoke portion, there was only stator tooth (715) on stator module (7), the magnetic line of force only walks stator
Tooth (715), and it is directly entered by the air gap of outer rotor the pole N of outer rotor magnet steel (62)；Enter outer rotor magnet steel (62) at this time
The magnetic line of force of the pole N pass through outer rotor magnetic yoke (61) respectively, the pole S of the outer rotor magnet steel (62) adjacent thereto into left and right is left
The magnetic line of force of the pole S of right adjacent outer rotor magnet steel (62) enters back into and corresponding stator module (7) using outer rotor air gap
On stator tooth (715), into the corresponding stator module in left and right (7) stator tooth (715) the magnetic line of force using internal rotor
Air gap enters the left and right sides of the pole N of the internal rotor magnetic steel (43) extremely adjacent with the S of outer rotor magnet steel (62), into internal rotor magnetic
The magnetic line of force of the left and right sides of the pole N of steel (43) returns the pole S of internal rotor magnetic steel (43), forms two closed circuits, real
Interlinking for two inner and outer rotors magnet steel and the magnetic field magnetic line of a stator tooth (715) is showed, in this way, 16 outer rotor magnet steel
(62) 32 pole magnetic circuits are formed between 16 internal rotor magnetic steels (43) and stator module (7).
2. a kind of penetration radial magnetic circuit double rotor single stator according to claim 1 is orientated magnetic circuit magneto magnetic circuit,
It is characterized by: the stator module (7) includes stator fixed mount (72) and stator tooth (715), the stator fixed mount (72)
On motor shaft (1)；The left end of the stator fixed mount (72) is connected with stator core fixed frame (76), the stator core
Fixed frame (76) is equipped with several for installing several stator slots (77) of stator tooth (715)；The stator slot (77) is equipped with
Stator tooth (715)；The stator fixed mount (72) be equipped with several coil lead slots (711), the coil lead slot (711) with
Corresponding stator slot (77) is connected；The stator tooth (715) includes stator core (71), and stator core passes through modeling on (71)
Material insulating sheath (713) is wound with coiling packet (712), is extended on coiling packet (712) coil lead (11), coil lead (11)
In coil lead slot (711).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821033781.4U CN208707404U (en) | 2018-07-02 | 2018-07-02 | A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821033781.4U CN208707404U (en) | 2018-07-02 | 2018-07-02 | A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208707404U true CN208707404U (en) | 2019-04-05 |
Family
ID=65937070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821033781.4U Withdrawn - After Issue CN208707404U (en) | 2018-07-02 | 2018-07-02 | A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208707404U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038888A (en) * | 2018-07-02 | 2018-12-18 | 宁德时代电机科技有限公司 | A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit |
-
2018
- 2018-07-02 CN CN201821033781.4U patent/CN208707404U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038888A (en) * | 2018-07-02 | 2018-12-18 | 宁德时代电机科技有限公司 | A kind of penetration radial magnetic circuit double rotor single stator orientation magnetic circuit magneto magnetic circuit |
| CN109038888B (en) * | 2018-07-02 | 2024-02-02 | 宁德时代电机科技有限公司 | Penetrating radial magnetic circuit double-rotor single-stator oriented magnetic circuit permanent magnet motor magnetic circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190405 Effective date of abandoning: 20240202 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190405 Effective date of abandoning: 20240202 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |