CN202513684U

CN202513684U - Brushless driving motor for motor cycle

Info

Publication number: CN202513684U
Application number: CN2012201769544U
Authority: CN
Inventors: 陈金林
Original assignee: CHONGQING TONGSAI ELECTROMECHANICAL Co Ltd
Current assignee: CHONGQING TONGSAI ELECTROMECHANICAL Co Ltd
Priority date: 2012-04-24
Filing date: 2012-04-24
Publication date: 2012-10-31
Anticipated expiration: 2022-04-24

Abstract

The utility model discloses a brushless driving motor for a motor cycle. The brushless driving motor comprises a columnar shell, a stator and a rotor, wherein the stator is fixed on the inner circle of the shell, and the rotor is concentrically arranged in the middle part of the stator; the brushless driving motor also comprises a power output shaft which is coaxial and rotatably matched with the shell; the rotor is sheathed outside the power output shaft and is fixedly matched with the power output shaft along the periphery direction; and the brushless driving motor has the beneficial effects that the power output shaft can be used as the input end of a speed transmission, wheels are driven through the speed change of the speed transmission, a transmission ratio suitable for the practical working condition which the motor cycle is in, is selected to effectively ensure the motor to be always in a high efficiency working area, the energy consumption is reduced, and the running capacity of the vehicle is increased, in addition, the magnetic field effect of the motor is more optimized through the reasonable selection of components and parts of the motor, and the brushless driving motor has longer service life and better heat dissipation effect.

Description

Motorcycle does not have brush drive motor

Technical field

The utility model relates to motorcycle accessories, particularly a kind of drive motors of battery-operated motor cycle.

Background technology

Battery-operated motor cycle has environmental protection, energy-saving advantages, has become traffic commonly used and means of transportation, and power and drive system are performance and the overall performances that running status directly influences vehicle of pass heavy parts, the especially drive motors of battery-operated motor cycle.

Some deficiency below the drive motors existence of prior electric motorcycle: 1) axle of rotor and wheel is processed the direct drive wheels rotation of one; Speed change relies on the control motor speed to realize fully; Force motor often to be in inefficient service area, cause energy consumption to increase, flying power reduces; 2) generally adopt the structure of rotor by coil winding, need to realize through the brush parts the lasting rotation of rotor, structure is complicated, and failure rate is higher; 3) selection of magnet assembly is improper, causes motor working efficiency lower; 4) the enamelled wire selection of coil is improper, and the useful life of motor is short.

To above-mentioned deficiency, need to explore a kind of novel motorcycles drives motor, to improve its operating efficiency, reduce its failure rate and prolong its useful life.

The utility model content

In view of this, the utility model provides a kind of motorcycle not have brush drive motor, and this drive motors can mate drive system through axle output, solves the direct drive wheels wheel shaft of prior art rotor and causes the low technical problem of motor working efficiency.

The utility model solves the problems of the technologies described above through following technological means:

The motorcycle of the utility model does not have brush drive motor; Comprise cylindrical shell, be fixed in the stator on the circle in the housing and be arranged at the rotor at stator middle part with one heart; Also comprise power output shaft coaxial with housing and that be rotatably assorted, said rotor be placed in power output shaft outer and with power output shaft along circumferential secure fit.

Further, said stator is formed by coil winding.

Further, said coil is by the coiling of anti-corona enamelled wire, and the class of insulation of anti-corona enamelled wire is equal to or higher than the H level.

Further, said rotor comprises iron core and is fixed in the outer magnetic shoe of iron core along circumferentially being uniformly distributed with.

Further, said iron core forms by a plurality of steel discs are overlapping.

Further, said steel disc is that steel below No. 10 or No. 10 is processed by the trade mark.

Further, said magnetic shoe is processed by the magnet steel of the N37EH trade mark.

Further; Said housing comprises thimble, is arranged at the front end housing and the rear end cap at thimble two ends respectively; Said thimble, front end housing and rear end cap are detachable to be connected, and the rear end cap middle part is provided with bearing behind the said front end housing, and power output shaft is rotatably assorted through bearing and housing.

Further, said front end housing and rear end cap are each made of aluminum.

Further, said thimble is that steel below No. 10 or No. 10 is processed by the trade mark.

The beneficial effect of the utility model: the motorcycle of the utility model does not have brush drive motor, comprises cylindrical shell, is fixed in the stator on the circle in the housing and is arranged at the rotor at stator middle part with one heart, also comprises power output shaft coaxial with housing and that be rotatably assorted; Said rotor be placed in power output shaft outer and with power output shaft along circumferential secure fit; The utility model can output power axle as the input of speed changer, through speed changer rear drive wheel, selects to be fit to the gearratio of motorcycle actual condition of living in; Guarantee that effectively motor is in efficacious workaround all the time; Cut down the consumption of energy, improve the vehicle flying power, in addition; Through the reasonable material of each parts of motor, can make that the motor-field effect is optimized more, prolong useful life, heat radiation is better.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the A-A cutaway view of Fig. 1.

Embodiment

Below will combine accompanying drawing that the utility model is elaborated, as shown in the figure: the motorcycle of present embodiment does not have brush drive motor, comprises cylindrical shell 1, is fixed in the stator 2 on the circle in the housing 1 and is arranged at the rotor 3 at stator 2 middle parts with one heart; This motor also comprises power output shaft 4 coaxial with housing 1 and that be rotatably assorted; Said rotor 3 be placed in power output shaft 4 outer and with power output shaft 4 along circumferential secure fit, this motorcycle does not have brush drive motor through axle output, can mate speed change system and carry out transmission; Guarantee that effectively the motor continuous firing is in high efficient area; Prevent that phenomenons such as resistance commentaries on classics from appearring in motor, effectively cut down the consumption of energy, improve the flying power of motorcycle.

As the further improvement of technique scheme, said stator 2 is formed by coil 5 coilings, and coil is set on the stator; Rotor adopts no coil rotor; Solve the technical barrier of switching in the rotor rotation process, can simplify electric machine structure, improved motor reliability and useful life.

As the further improvement of technique scheme, said coil 5 is by the coiling of anti-corona enamelled wire, and the class of insulation of anti-corona enamelled wire is equal to or higher than the H level, increases the useful life and the reliability of motor.

As the further improvement of technique scheme, said rotor 3 comprises iron core 3a and is fixed in the outer magnetic shoe 3b of iron core 3a along circumferentially being uniformly distributed with that rotor adopts iron core magnetic shoe structure, avoids the use of coil winding, and is simple in structure, easy to process, long service life.

As the further improvement of technique scheme, said iron core 3a forms by a plurality of steel discs are overlapping, increases permeability, helps magnetic field effect and reaches optimum.

As the further improvement of technique scheme, said magnetic shoe 3b is processed by the magnet steel of the N37EH trade mark, and is all high with magnet steel than general motor at aspects such as heat resistance (working temperature can reach 200 ℃), coercive forces, long service life.

Further improvement as technique scheme; Said housing 1 comprises thimble 1a, is arranged at the front end housing 1b and the rear end cap 1c at thimble 1a two ends respectively; Said thimble 1a, front end housing 1b and rear end cap 1c is detachable is connected, said front end housing 1b and rear end cap 1c middle part are provided with bearing 6, and power output shaft 4 is rotatably assorted through bearing 6 and housing 1; Be convenient to dismounting, help the later maintenance maintenance of motorcycle.

As the further improvement of technique scheme, said front end housing 1b and rear end cap 1c are each made of aluminum, and good heat dissipation effect improves electrical machinery life.

Further improvement as technique scheme; Said steel disc is that steel below No. 10 or No. 10 is processed by the trade mark; Said thimble 1a is that steel below No. 10 or No. 10 is processed by the trade mark; Can increase permeability, thereby improve the operating efficiency of motor, the operating efficiency that can make motor is brought up to 89%-95% by original 70%.

Explanation is at last; Above embodiment appearance is unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the aim and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.

Claims

1. a motorcycle does not have brush drive motor; Comprise cylindrical shell (1), be fixed in stator (2) on the circle in the housing (1) and the rotor (3) that is arranged at one heart in the middle part of the stator (2); It is characterized in that: also comprise power output shaft (4) coaxial with housing (1) and that be rotatably assorted, said rotor (3) be placed in power output shaft (4) outer and with power output shaft (4) along circumferential secure fit.

2. motorcycle according to claim 1 does not have brush drive motor, it is characterized in that: said stator (2) is formed by coil (5) coiling.

3. motorcycle according to claim 2 does not have brush drive motor, it is characterized in that: said coil (5) is by the coiling of anti-corona enamelled wire, and the class of insulation of anti-corona enamelled wire is equal to or higher than the H level.

4. motorcycle according to claim 3 does not have brush drive motor, it is characterized in that: said rotor (3) comprises iron core (3a) and is fixed in the outer magnetic shoe (3b) of iron core (3a) along circumferentially being uniformly distributed with.

5. motorcycle according to claim 4 does not have brush drive motor, it is characterized in that: said iron core (3a) forms by a plurality of steel discs are overlapping.

6. motorcycle according to claim 5 does not have brush drive motor, it is characterized in that: said steel disc is that steel below No. 10 or No. 10 is processed by the trade mark.

7. motorcycle according to claim 6 does not have brush drive motor, it is characterized in that: said magnetic shoe (3b) is processed by the magnet steel of the N37EH trade mark.

8. motorcycle according to claim 7 does not have brush drive motor; It is characterized in that: said housing (1) comprises thimble (1a), is arranged at the front end housing (1b) and the rear end cap (1c) at thimble (1a) two ends respectively; Said thimble (1a), front end housing (1b) and detachable connection of rear end cap (1c); Said front end housing (1b) and rear end cap (1c) middle part are provided with bearing (6), and power output shaft (4) is rotatably assorted through bearing (6) and housing (1).

9. motorcycle according to claim 8 does not have brush drive motor, it is characterized in that: said front end housing (1b) and rear end cap (1c) are each made of aluminum.

10. motorcycle according to claim 9 does not have brush drive motor, it is characterized in that: said thimble (1a) is that steel below No. 10 or No. 10 is processed by the trade mark.