阅读说明：本技术 一种单方向运转两轮电动车电机 (Unidirectional running two-wheeled electric vehicle motor ) 是由 聂小平 吴立恩 于 2019-11-25 设计创作，主要内容包括：本发明公开了一种单方向运转两轮电动车电机。其端盖(2)用台阶螺栓纹(3)设置在机壳(1)右端,定子(12)固定设置在电机轴(4)上,且活动置于转子(5)内中部,电机同转速齿轮(10)固定设置在转子(5)右中部且和电机轴(4)活动连接,电机同转速齿轮(10)和两级减速星型齿轮(11)的大台阶齿轮活动啮合,齿圈(16)固定设置在端盖(2)左内端,两级减速星型齿轮(11)的小台阶齿轮和齿圈(16)活动啮合,单向离合器(17)固定设置在电机轴(4)上及端盖(2)右内端。由于本发明采用一体化两级台阶减速齿轮,使体积缩小,扭矩减少,重量轻,且在启动和刹车时平稳,噪音小,做功效率高,续航里程远,从而达到节能效果,减少使用成本。(The invention discloses a motor of a unidirectional-running two-wheeled electric vehicle. An end cover (2) is arranged at the right end of a machine shell (1) through step bolt patterns (3), a stator (12) is fixedly arranged on a motor shaft (4), the middle part of the interior of a rotor (5) is movably arranged, a motor and a rotating speed gear (10) are fixedly arranged at the right middle part of the rotor (5) and are movably connected with the motor shaft (4), the motor and the rotating speed gear (10) are movably engaged with a large step gear of a two-stage speed reduction star-shaped gear (11), a gear ring (16) is fixedly arranged at the left inner end of the end cover (2), a small step gear of the two-stage speed reduction star-shaped gear (11) is movably engaged with the gear ring (16), and a one-way clutch (17) is fixedly arranged on the motor shaft (4) and at the right. Because the invention adopts the integrated two-stage step reduction gear, the volume is reduced, the torque is reduced, the weight is light, and the invention is stable in starting and braking, low in noise, high in working efficiency and long in endurance mileage, thereby achieving the energy-saving effect and reducing the use cost.)

1. The utility model provides a folk prescription is to operation two-wheeled electric motor car motor, its end cover (2) set up at casing (1) right-hand member with step bolt line (3), and rectangle magnet (6) equidistance is arranged and is set up in rotor (5) inner, and stator (12) are fixed to be set up on motor shaft (4), and the activity is arranged in rotor (5) middle part, and middle part, characterized by in casing (1) and end cover (2) both sides are placed in motor shaft (4) through bearing (14): the sensor (9) is arranged at the left upper end of a winding-free silicon steel sheet (7) and a winding coil (8) of a stator (12) by a screw (18), a motor same-rotation-speed gear (10) is fixedly arranged at the right middle part of a rotor (5) and is movably connected with a motor shaft (4), the motor same-rotation-speed gear (10) is movably meshed with a large step gear of a two-stage reduction star gear (11), a gear ring (16) is fixedly arranged at the left inner end of an end cover (2), the two-stage reduction star gear (11) is movably arranged at the left periphery of a one-way clutch (17) at equal intervals by a support shaft (13) and a bearing (14), a small step gear of the two-stage reduction star gear (11) is movably meshed with the gear ring (16), and the one-way clutch (17) is fixedly arranged on the motor shaft (4.

2. The unidirectional rotation two-wheeled electric vehicle motor of claim 1, wherein: the middle contact (19) on the sensor (9) is aligned with the demarcation groove of the winding-free silicon steel sheet (7), and the middle parts of the two poles of the contact (19) on the two sides are aligned with the middle parts of the two poles of the winding-free silicon steel sheet (7).

3. The unidirectional rotation two-wheeled electric vehicle motor of claim 1, wherein: the winding-free silicon steel sheets (7) of the stator (12) are 8 poles and are arranged on the periphery of the shaft sleeve (15) at equal intervals, the 12-pole rectangular winding coil (8) is 18 wire grooves and is wound in multiple strands and is arranged in the winding-free silicon steel sheets (7), and the shaft sleeve (15) is fixedly arranged at the left end of the motor shaft (4).

4. The unidirectional rotation two-wheeled electric vehicle motor of claim 1, wherein: the rotor (5) is formed by arranging 16 tile-shaped neodymium iron boron strong magnetic rectangular magnets (6) in N, S-level mutual repulsion.

5. The unidirectional rotation two-wheeled electric vehicle motor of claim 1, wherein: the outer ends of the end cover (2) and the casing (1) are fixedly arranged in a hub of the two-wheeled electric vehicle.

The technical field is as follows:

the invention relates to a motor of a two-wheeled electric vehicle capable of running in a single direction, which is used for the two-wheeled electric vehicle.

Background art:

energy is an important basic resource for the development of human society, along with the development of world economy, the dramatic increase of world population and the continuous improvement of people's life, the world energy demand is continuously increased, so that the competition on energy resources is intensified day by day, the environmental pollution is aggravated and the environmental protection pressure is increased. At present, the motor that domestic electric motor car used, generally be ordinary permanent-magnet machine, constitute by motor and mechanical transmission, reduction gears respectively, heavy in weight, it is bulky, thereby cause the material cost to increase, mostly be the switch and touch the formula of hindering, the rotor is the design of multipolar convex son type, easily vibrations when starting and braking, the noise is big, and mostly be the simultaneous working of multiconductor, the power supply is simultaneously carried out to the polytropism, used electric current increases, its work efficiency is low, one time continuation of the journey mileage does not exceed 100 kilometers, consequently, the energy is wasted, the power consumption cost has been increased.

The invention content is as follows:

the technical problem to be solved by the invention is to provide a motor of a unidirectional running two-wheeled electric vehicle, which uses the number of stator coils and wire slots to position and match with the number of permanent magnet rotor magnets, uses the principle of NS-level mutual opposite-level arrangement to achieve more energy saving and improve the rotating speed, and uses an integrated two-level step reduction gear to reduce the volume, reduce the torque, reduce the weight, stabilize the starting and braking, reduce the noise, have high working efficiency and long endurance mileage, thereby achieving the energy saving effect and reducing the use cost.

The technical scheme adopted by the invention for realizing the purpose is as follows: an end cover of a motor of a unidirectional running two-wheeled electric vehicle is arranged at the right end of a shell by using step bolt patterns, rectangular magnets are arranged at the inner end of a rotor at equal intervals, a stator is fixedly arranged on a motor shaft, the motor is movably arranged in the middle of the rotor, the motor shaft is arranged in the middle of the two sides of the shell and the end cover through a bearing, the sensor is arranged at the left upper end of a winding-free silicon steel sheet and a winding coil of the stator through screws, the motor and rotating speed gear is fixedly arranged in the right middle of the rotor and is movably connected with the motor shaft, the motor and rotating speed gear is movably meshed with a large step gear of a two-stage reduction star gear, a gear ring is fixedly arranged at the left inner end of the end cover, the two-stage reduction star gear is movably arranged on the left periphery of the one-way clutch at equal intervals through a support shaft and the bearing, a small step gear of the two-stage reduction star gear.

The invention has the beneficial effects that: because the quantity of the stator coil and the wire slot is matched with the quantity of the permanent magnet rotor magnets in a positioning way, the energy saving and the rotating speed improvement are achieved by using the principle that NS-level mutual opposite-level arrangement is adopted, the sensor can be used as a driver of the single machine when the phase is 60-120 degrees, the size is reduced to 1/2 of a common motor with the same power by adopting an integrated two-level step reduction gear, the torque is increased to more than 50 percent, the current is reduced by 45 percent, the weight is light, the size is small, the material cost is reduced, the starting and the braking are stable, the noise is low, the work efficiency is high, the one-time endurance mileage reaches 150 kilometers, the energy saving effect is achieved, and the use cost is.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a view from a-a of fig. 1.

Fig. 3 is a view from B-B of fig. 1.

The specific implementation mode is as follows:

example 1: as shown in figures 1, 2 and 3, an end cover 2 of a unidirectional running two-wheeled electric vehicle motor is arranged at the right end of a machine shell 1 by using stepped bolt patterns 3, rectangular magnets 6 are arranged at the inner end of a rotor 5 at equal intervals, a stator 12 is fixedly arranged on a motor shaft 4 and movably arranged at the middle part in the rotor 5, the motor shaft 4 is arranged at the middle parts in two sides of the machine shell 1 and the end cover 2 in a built-in mode through a bearing 14, a sensor 9 is arranged at the left upper end of a non-winding silicon steel sheet 7 and a winding coil 8 of a stator 12 by using a screw 18, the motor and a rotating speed gear 10 are fixedly arranged at the right middle part of the rotor 5 and movably connected with the motor shaft 4, the motor and the rotating speed gear 10 are movably engaged with a large stepped gear of a two-stage speed reducing star gear 11, a gear 16 is fixedly arranged at the left inner end of the end cover 2, the two-stage speed reducing star gear 11 is, the one-way clutch 17 is fixedly arranged on the motor shaft 4 and the right inner end of the end cover 2.

Example 2: as shown in fig. 1, 2 and 3, the middle contact 19 of the sensor 9 of the unidirectional operation two-wheeled electric vehicle motor is aligned with the boundary groove of the non-winding silicon steel sheet 7, and the two side contacts 19 are aligned with the middle parts of two poles of the non-winding silicon steel sheet 7.

Example 3: as shown in fig. 1, 2 and 3, the windingless silicon steel sheet 7 of the stator 12 of the unidirectional running two-wheeled electric vehicle motor is respectively arranged on the outer periphery of the shaft sleeve 15 in 8 poles at equal intervals, the 12-pole rectangular winding coil 8 is 18 wire slots and is wound by multiple strands and arranged in the windingless silicon steel sheet 7, and the shaft sleeve 15 is fixedly arranged at the left end of the motor shaft 4.

Example 4: as shown in fig. 1, 2 and 3, the rotor 5 of the unidirectional rotation two-wheel electric vehicle motor is formed by arranging 16 tile-shaped neodymium iron boron strong magnetic rectangular magnets 6 in N, S-stage mutual repulsion.

Example 5: as shown in fig. 1, 2 and 3, the end cover 2 and the outer end of the casing 1 of the motor of the unidirectional operation two-wheeled electric vehicle are fixedly arranged in the hub of the two-wheeled electric vehicle.

Example 6: as shown in fig. 1, 2 and 3, the sensor 9 of the one-way operation two-wheeled electric vehicle motor is connected with a cable through three contacts, and the cable is led out through a central hole of the motor shaft 4.

Example 7: as shown in fig. 1 and 2, the one-way clutch 17 of the one-way running two-wheel electric vehicle motor is provided by the production support of the national citizen overrunning clutch limited company.

Example 8: the working principle of the invention is as follows:

1. when the motor does work, a magnetic field is generated by a motor stator winding, a magnetic line of force is cut by a motor rotor permanent magnet to do work, the rotor and a motor shaft are conducted to a motor gear with the same rotating speed, the motor gear with the same rotating speed drives a large step gear of a two-stage reduction star gear, the large step gear of the two-stage reduction star gear is transmitted to a one-way clutch through a small step gear of the two-stage reduction star gear, and then the large step gear of the two-stage reduction star gear is transmitted to a star gear large gear ring through a combination of the two-stage reduction star gear and the one-way clutch, so.

2. The one-way clutch installed in the motor functions to increase the sliding distance of the motor. The principle is that when the motor does work, the one-way clutch acts on the two-wheeled electric vehicle to drive forwards. When the motor does not work, the two-wheeled electric vehicle can continue to slide without a magnetic field, and the advancing resistance is reduced in a separated state. The one-way clutch is favorable for increasing the node of the two-wheeled electric vehicle and prolonging the journey.

3. In the working process of the motor, the plurality of bearings simultaneously play a role in fixing the motor shaft, the shell, the end cover and the motor rotor permanent magnet. The one-way clutch supports the two-stage reduction star gears respectively by using the bearing and the supporting shaft and transmits and operates.

4. The stator coil and the number of the wire grooves are matched with the number of the permanent magnet rotor magnets in a positioning mode, the energy saving and the rotating speed improvement are achieved by using the principle period of NS-level mutual opposite-level arrangement, the sensor can be used as a driver of a single machine from 60 degrees to 120 degrees in phase, an integrated two-stage step reduction gear is adopted, the size is reduced to 1/2 of a common motor with the same power, the torque is increased to more than 50%, the current is reduced by 45%, the weight is heavy, the size is small, the material cost is reduced, the acting efficiency is high, the one-time endurance mileage reaches 150 kilometers, and the energy saving effect is achieved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.