Water-cooling electric motor for electric vehicle
A technology for electric vehicles and electric motors, which is applied in electric vehicles, motors, electric components, etc., can solve the problems such as the inability to meet the development needs of high-speed and high-torque manned electric vehicles, the short service life of electronic components, and the high power of electric motors. Achieving the effect of large torque, extended service life, improved efficiency, and fast running speed
Active Publication Date: 2011-09-07
YADEA TECH GRP CO LTD
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AI Technical Summary
Problems solved by technology
The motor with this structure has high power and high efficiency; high voltage and high current; it generates a lot of heat and has difficulty in heat dissipation under high current operation; the service life of electronic components is short, which cannot meet the development needs of high speed and high torque for manned electric vehicles.
Method used
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Embodiment Construction
[0008] Below the present invention will be further described in conjunction with the embodiment in the accompanying drawing:
[0009] like figure 1 Shown: including motor shaft 1, motor outlet 2, rotating fan 3, iron core 4, magnetic steel sheet 5, motor water inlet 6, water tank side cover 7, cooling circulating water body 8, motor hub 9, cooling water tank 10, Winding coil 11, outlet side bearing 12, water tank side sealed bearing 13, motor stator 14, motor rotor 15, rotor housing 16, etc.
[0010] The motor stator 14 of the present invention includes a motor shaft 1 , an iron core 4 , and a winding coil 11 , the iron core 4 is installed on the motor shaft 1 , and the winding coil 11 is arranged on the iron core 4 . The motor rotor 15 includes a motor hub 9, a rotor housing 16, and a magnetic steel sheet 5. The magnetic steel sheet 5 is arranged on the winding coil 11 and installed in the rotor housing 16. The motor rotor 15 passes through the outlet side bearing 12 and the...
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The present invention relates to a water cooling motor of an electric vehicle, which comprises a motor stator and a motor rotor, and is characterized in that the motor rotor are rotationally and fixedly connected with a motor shaft through an outgoing line side bearing and a water tank side sealing bearing; a cooling water tank is arranged between a water tank side cover and a rotor shell; a seal cavity is formed between the cooling water tank and the water tank side cover, wherein a cooling cycle water body is arranged in the seal cavity; a rotating fan is arranged on the motor shaft and the rotating fan is arranged in the seal cavity on the motor shaft; and the motor shaft is equipped with a motor water outlet. The water cooling motor of the electric vehicle has simple, compact and reasonable structure, rapid operation speed, high efficiency, big torque, long service life and strong compressive resistance current-withstanding capability, can achieve the purposes of energy exchange and controlling the temperature of working environment, achieving the steady operation of a big power motor products, prolonging the service life.
Description
technical field [0001] The invention relates to a water-cooled motor of an electric vehicle, in particular to a circulating water-cooled motor applied to electric bicycles, luxury electric vehicles, electric motorcycles and light electric vehicles (abbreviated as "electric vehicles"). Background technique [0002] In the existing technology, with the return of the concept of humanization and practical consumption in the market, the development of future electric vehicles will be classified into two categories: bicycles and electric vehicles and motorcycles. A motor for an electric vehicle mainly includes a motor stator and a motor rotor. The motor stator includes a motor shaft, an iron core, and a winding coil. The iron core is installed on the motor shaft, and the winding coil is arranged on the iron core. The motor rotor includes a motor hub, a rotor shell, and a magnetic steel sheet, and the magnetic steel sheet is arranged on the winding coil and installed in the rotor s...
Claims
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IPC IPC(8): H02K9/19H02K5/20
CPCY02T10/641Y02T10/64
Inventor 董经贵
Owner YADEA TECH GRP CO LTD