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Automatic electromagnetic gear shifting device for electric vehicle

A shifting device, electric vehicle technology, applied in transmission control, components with teeth, belts/chains/gears, etc., can solve the problems affecting the performance of electric vehicles, poor working stability, short life, etc., to reach the gear The effect of flexible and reliable conversion, good working stability and low failure rate

Inactive Publication Date: 2012-09-19
李青
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, electric vehicles produced in China are not equipped with automatic gear shifting devices, and the gear shifting is not flexible enough. Ordinary gear shifting devices have poor working stability, high failure rate, and short life, which affects the performance of electric vehicles and consumes more electricity.

Method used

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  • Automatic electromagnetic gear shifting device for electric vehicle
  • Automatic electromagnetic gear shifting device for electric vehicle
  • Automatic electromagnetic gear shifting device for electric vehicle

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Embodiment Construction

[0014] The present invention will be described in detail below in conjunction with the accompanying drawings.

[0015] Such as Figure 1 to Figure 3 Shown, a kind of electric vehicle automatic electromagnetic shifting device of the present invention, it comprises the input shaft and output shaft 7 driven by power motor, is provided with output gear 8, first gear passive gear 4, second gear passive gear on output shaft 7 The gear 6 and the synchronizer sliding sleeve 5 located between the first gear driven gear 4 and the second gear driven gear 6, the synchronizer sliding sleeve 5 can slide left and right along the axial direction of the output shaft 7, and a synchronizer sliding sleeve 5 is provided The shift fork 3, the upper end of the shift fork 3 is connected to the shift fork shaft 2, the shift fork shaft 2 is connected to the electromagnetic shift mechanism 1, the electromagnetic shift mechanism 1 is provided with an electromagnetic coil 9, the shift fork shaft 2 is conn...

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Abstract

The invention provides an automatic electromagnetic gear shifting device for an electric vehicle. The device comprises an input shaft and an output shaft, wherein an output gear, a second driven gear and a first driven gear are coaxially arranged on the output shaft in sequence; a synchronizer sliding sleeve is arranged between the first driven gear and the second driven gear and provided with a shifting fork; and a shifting fork shaft is arranged at the upper end of the shifting fork and connected with an electromagnetic gear shifting mechanism. The device has a simple structure and long service life and is high in work stability, low in failure rate and suitable for automatic transmissions of a pure electric vehicle and a hybrid electric vehicle, and the gear is flexibly and reliably shifted.

Description

technical field [0001] The invention belongs to the technical field of automatic transmission AMT, in particular to an automatic electromagnetic shifting device for an electric vehicle. Background technique [0002] At present, electric vehicles produced in China are not equipped with automatic gear shifting devices, and the gear shifting is not flexible enough. Ordinary gear shifting devices have poor working stability, high failure rate, and short life, which affects the performance of electric vehicles and consumes more electricity. [0003] Contents of the invention [0004] In order to solve the above technical problems, the present invention provides an automatic electromagnetic shifting device for an electric vehicle. [0005] An automatic electromagnetic shifting device for an electric vehicle, characterized in that it includes an input shaft and an output shaft, an output gear, a second gear driven gear and a first gear driven gear are arranged coaxially on the o...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F16H61/28
Inventor 李青
Owner 李青