CN201414062Y - Dual-control dual-drive permanent-magnetic DC brushless torque motor - Google Patents
Dual-control dual-drive permanent-magnetic DC brushless torque motor Download PDFInfo
- Publication number
- CN201414062Y CN201414062Y CN2009200438542U CN200920043854U CN201414062Y CN 201414062 Y CN201414062 Y CN 201414062Y CN 2009200438542 U CN2009200438542 U CN 2009200438542U CN 200920043854 U CN200920043854 U CN 200920043854U CN 201414062 Y CN201414062 Y CN 201414062Y
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Abstract
The utility model relates to a dual-control dual-drive permanent-magnetic DC brushless torque motor, which comprises a rotor and a stator, wherein the quantity of armature poles which are arranged onthe stator is 36, the circumference 360 degrees of the 36 armature poles is equally divided into four parts, each part is provided with 9 armature poles, the quantity of permanent-magnetic magnet steel which is arranged on the rotor and corresponds to the stator is 32 pieces, the 32 pieces of permanent-magnetic magnet steel are equally divided into 4 parts along the circumference in 360 degrees, each part is provided with 8 pieces of permanent-magnetic magnet steel, the total quantity of the armature poles no the cross of 90 degrees is 18, and the quantity of the permanent-magnetic magnet steel is 16 pieces, the 18 armature poles which are added on cross of every 90 degrees are of a group of three-phase winding, and three groups of three-phase windings are arranged within 360 degrees of the circumference. Compared with the motor with the same size, the motor has large output torque, low heating quantity and high energy transforming efficiency.
Description
Technical field
The utility model relates to technical field of motors, relates in particular to a kind of dual-control double-drive permanent-magnet direct-current brushless torque motor.
Background technology
Permanent-magnet brushless DC electric machine utilizes the not cutting of varying magnetic field and electromagnetism variable magnetic field of permanent magnetism, the control commutation system that permanent magnetism acquired signal and electronic devices and components is made of magnetic induction sensor realizes its running by electromagnetic field A, B, C three-phase exchange power supply, is the critical component of motor vehicles such as electric automobile, electric bicycle.But, the permanent magnetism of the permanent-magnet brushless DC electric machine in the market not commutation condition of varying magnetic field and electromagnetism variable magnetic field is insufficient, owing to completing a business transaction and produce same sex magnetic field and bump against in too early magnetic field, make that the no-load current of motor is bigger, noise is louder, motor is heat producing losses's energy very easily, and with compare with the volume motor, Motor torque is little, efficient is on the low side, effective power is less than normal, temperature rise.
The utility model content
The technical problems to be solved in the utility model is: a kind of dual-control double-drive permanent-magnet direct-current brushless torque motor that can improve energy conversion efficiency, raising moment of torsion and reduce temperature rise is provided.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of dual-control double-drive permanent-magnet direct-current brushless torque motor, comprise rotor and stator, the armature pole quantity that is provided with on the described stator is 36,36 armature pole circumference are divided into 4 equal portions for 360 °, 9 armature poles are arranged in every equal portions, that be provided with on the described rotor and the quantity corresponding permanent magnetic steel of stator are 32,32 permanent magnetic steel circumference are divided into 4 equal portions for 360 °, 8 permanent magnetic steels are arranged in every equal portions, the armature pole quantity of per 90 ° of diagonal angle additions is 18, the quantity of permanent magnetic steel is 16,18 armatures of per 90 ° of diagonal angle additions are one group of three phase winding very, in 360 ° of the circumference two group of three phase winding is arranged.
The utility model comprises that further described permanent magnetic steel is watt shape or plain film shape.
The beneficial effects of the utility model are, solved the defective that exists in the background technology, by corresponding 32 permanent magnetic steels of 36 armature poles, and with in armature pole and the permanent magnetic steel circumference 360 ° be divided into 4 equal portions, 9 armature poles and 8 permanent magnetic steels are arranged in every equal portions, 18 armatures of 90 ° of diagonal angle additions are one group of three phase winding very, realize two group of three phase winding in 360 °, it is big that such structure makes the utility model and the motor of volume of the same type compare the motor output torque, caloric value is low, the energy conversion efficiency height has solved the technical bottleneck of the big current control system of high-power DC brushless electric machine.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structural representation of preferred embodiment of the present utility model;
Wherein: 1, stator; 2, rotor; 3, armature pole; 4, permanent magnetic steel.
Embodiment
With preferred embodiment the utility model is described in further detail in conjunction with the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
As shown in Figure 1, a kind of dual-control double-drive permanent-magnet direct-current brushless torque motor, comprise rotor 1 and stator 2, armature pole 3 quantity that are provided with on the described stator 2 are 36,36 armature pole 3 circumference are divided into 4 equal portions for 360 °, 9 armature poles 3 are arranged in every equal portions, the quantity with interior axle stator 1 corresponding permanent magnetic steel 4 that is provided with on the described rotor 2 is 32,32 permanent magnetic steel 4 circumference are divided into 4 equal portions for 360 °, 8 permanent magnetic steels 4 are arranged in every equal portions, and armature pole 3 quantity of per 90 ° of diagonal angle additions are 18, and the quantity of permanent magnetic steel 4 is 16,18 armature poles 3 of per 90 ° of diagonal angle additions are one group of three phase winding, in 360 ° of the circumference two group of three phase winding are arranged.Described permanent magnetic steel 4 is watt shape or plain film shape.Adopt such structure to make the utility model compare with the motor of volume of the same type that the motor output torque is big, caloric value is low, energy conversion efficiency is high.
In the utility model when work, for motor provides three-phase exchange power supply, be wound with winding on the armature pole 3 by the motor lines assembly, and according to electromagnetic induction, electrical conductor is subjected to the effect of power in magnetic field, rotor rotation, output mechanical energy from the axle.
According to other execution mode of the present utility model, the number of armature pole 3 can be odd or even number, but the number of armature pole 3 pairing permanent magnetic steels 4 is necessary for even numbers, and the number of armature pole 3 and permanent magnetic steel 4 is four multiple, can make like this armature pole 3 and permanent magnetic steel 4 can be in circumference 360 ° be divided into 4 equal portions, and the number of armature pole 3 equates in condition with the sheet number of permanent magnetic steel 4.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.
Claims (2)
1, a kind of dual-control double-drive permanent-magnet direct-current brushless torque motor, comprise rotor (2) and stator (1), it is characterized in that: it is 36 that described stator (1) is gone up armature pole (3) quantity that is provided with, 36 armature poles (3) circumference is divided into 4 equal portions for 360 °, 9 armature poles (3) are arranged in every equal portions, it is 32 that described rotor (2) is gone up the quantity with the corresponding permanent magnetic steel of stator (1) (4) that is provided with, 32 permanent magnetic steels (4) circumference is divided into 4 equal portions for 360 °, 8 permanent magnetic steels (4) are arranged in every equal portions, the armature pole of per 90 ° of diagonal angle additions (3) quantity is 18, the quantity of permanent magnetic steel (4) is 16,18 armature poles (3) of per 90 ° of diagonal angle additions are one group of three phase winding, in 360 ° of the circumference two group of three phase winding are arranged.
2, dual-control double-drive permanent-magnet direct-current brushless torque motor as claimed in claim 1 is characterized in that: described permanent magnetic steel (4) is watt shape or plain film shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200438542U CN201414062Y (en) | 2009-05-26 | 2009-05-26 | Dual-control dual-drive permanent-magnetic DC brushless torque motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200438542U CN201414062Y (en) | 2009-05-26 | 2009-05-26 | Dual-control dual-drive permanent-magnetic DC brushless torque motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201414062Y true CN201414062Y (en) | 2010-02-24 |
Family
ID=41715942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200438542U Expired - Lifetime CN201414062Y (en) | 2009-05-26 | 2009-05-26 | Dual-control dual-drive permanent-magnetic DC brushless torque motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201414062Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022021450A1 (en) * | 2020-07-31 | 2022-02-03 | 宁德时代新能源科技股份有限公司 | Electric motor, power system, control method, and electric vehicle |
-
2009
- 2009-05-26 CN CN2009200438542U patent/CN201414062Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022021450A1 (en) * | 2020-07-31 | 2022-02-03 | 宁德时代新能源科技股份有限公司 | Electric motor, power system, control method, and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Kunshan Gongcheng Electrical Appliance Co., Ltd. Assignor: Liu Ming Contract record no.: 2010320000430 Denomination of utility model: Dual-control dual-drive permanent-magnetic DC brushless torque motor Granted publication date: 20100224 License type: Exclusive License Record date: 20100421 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100224 Effective date of abandoning: 20090526 |