WO2020118792A1 - 新能源电动车自动变速箱 - Google Patents

新能源电动车自动变速箱 Download PDF

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Publication number
WO2020118792A1
WO2020118792A1 PCT/CN2018/124860 CN2018124860W WO2020118792A1 WO 2020118792 A1 WO2020118792 A1 WO 2020118792A1 CN 2018124860 W CN2018124860 W CN 2018124860W WO 2020118792 A1 WO2020118792 A1 WO 2020118792A1
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reverse
gear
input gear
output gear
driven input
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PCT/CN2018/124860
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English (en)
French (fr)
Inventor
滕义松
谢秀斌
范祥新
李沙
张莉娟
滕无敌
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徐州南普机电科技有限公司
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Publication of WO2020118792A1 publication Critical patent/WO2020118792A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
    • F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
    • F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
    • F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H2200/00—Transmissions for multiple ratios
    • F16H2200/0021—Transmissions for multiple ratios specially adapted for electric vehicles

Definitions

  • a motor output gear is installed on the motor output shaft
  • a sprocket is installed on the sprocket shaft
  • the reverse intermediate shaft is equipped with a reverse driven input gear, a low speed active output gear and a reverse active output gear from bottom to top;
  • the reverse intermediate shaft is equipped with an active reverse output gear and a driven reverse input gear from bottom to top;
  • the high-speed driven input gear of the intermediate shaft meshes with the motor output gear, the active output gear meshes with the driven input gear on the output shaft, and the active output gear meshes with the sprocket;
  • the reverse driven input gear of the reverse intermediate shaft meshes with the motor output gear, and the low speed active output gear meshes with the low speed driven input gear of the intermediate shaft;
  • the reverse driven input gear of the reverse intermediate shaft meshes with the motor output gear
  • the reverse driving output gear meshes with the driven reverse input gear on the reverse intermediate shaft
  • the active reverse output gear meshes with the reverse driven input gear on the intermediate shaft Engagement
  • the active output gear meshes with the driven input gear on the output shaft
  • the active output gear meshes with the sprocket
  • the motor output gear drives the high-speed driven input gear on the intermediate shaft to rotate, thereby controlling the sprocket to rotate at high speed;
  • the clutch is connected to the low-speed driven input gear, and the motor output gear drives the reverse driven
  • the input gear rotates, and the low-speed driven input gear is driven to rotate by the low-speed active output gear, thereby controlling the low-speed rotation of the sprocket;
  • the clutch is connected to the reverse driven input gear, and the reverse active output gear drives the driven reverse
  • the input gear rotates, and the active reverse output gear further drives the reverse driven input gear to rotate, thereby controlling the reverse rotation of the sprocket.
  • the beneficial effects of the present invention are: reducing shock during shifting, detecting the motor speed or vehicle speed during operation, and changing the running direction of the motor by the controller to achieve automatic gear shifting, while having a coasting function (making the vehicle run more energy-efficient);
  • the inherent structural reason has a mechanical anti-slip function; improve the reliability of the system and make the user's operation easier.
  • FIG. 1 is a schematic structural diagram of an embodiment of an automatic transmission for a new energy electric vehicle under a high-speed state.
  • FIG. 2 is a schematic structural view of an embodiment of an automatic transmission for a new energy electric vehicle under a low-speed state.
  • FIG. 3 is a schematic plan view of FIG. 2.
  • FIG. 4 is a schematic structural view of an embodiment of an automatic transmission of a new energy electric vehicle in a reverse state.
  • FIG. 5 is a schematic plan view of FIG. 4.
  • the output shaft 5 is equipped with driven input gear 5-2 and driving output Gear 5-1;
  • the sprocket shaft 6 is mounted with a sprocket 6-1;
  • the reverse intermediate shaft 2 is equipped with a reverse driven input gear 2-1, a low-speed active output gear 2-2 and a reverse drive from bottom to top Output gear 2-3;
  • the reversing intermediate shaft 4 is equipped with an active reversing output gear 4-1 and a driven reversing input gear 4-2 from bottom to top.
  • the high-speed driven input gear 3-1 of the intermediate shaft 3 meshes with the motor output gear 1-1
  • the driven output gear 3-4 and the driven input on the output shaft 5 Gear 5-2 meshes
  • the active output gear 5-1 meshes with the sprocket 6-1.
  • the reverse driven input gear 2-1 of the reverse intermediate shaft 2 meshes with the motor output gear 1-1, and the reverse active output gear 2-3 and the reverse intermediate shaft 4
  • the driven reverse input gear 4-2 meshes
  • the active reverse output gear 4-1 meshes with the reverse driven input gear 3-3 on the intermediate shaft 3, and the clutch 3-5 is connected to the reverse driven input gear 3-3 at this time;
  • the driving output gear 3-4 meshes with the driven input gear 5-2 on the output shaft 5, and the driving output gear 5-1 meshes with the sprocket 6-1.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structure Of Transmissions (AREA)

Abstract

一种新能源电动车自动变速箱，电机正转时，电机输出齿轮（1-1）带动中间轴（3）上的高速从动输入齿轮（3-1）转动，从而控制链轮（6-1）高速旋转；当电机反转时，离合器（3-5）与低速从动输入齿轮（3-2）连接，电机输出齿轮带动反向从动输入齿轮（2-1）转动，并通过低速主动输出齿轮（2-2）带动低速从动输入齿轮（3-2）转动，从而控制链轮（6-1）低速旋转；当倒车时，电机反转，离合器（3-5）与倒车从动输入齿轮（3-3）连接，倒车主动输出齿轮（2-3）带动从动倒车输入齿轮（4-2）转动，主动倒车输出齿轮（4-1）进一步带动倒车从动输入齿轮（3-3）转动，从而控制链轮（6-1）反转。

Description

新能源电动车自动变速箱 技术领域
本发明涉及电动车领域，具体公开了一种新能源电动车自动变速箱。
背景技术
目前电动车市场大多采用手动、电阀磁、步进电机等，它们都有不能消除的换档冲击问题，在换档的一瞬间就有可能把齿轮或是箱体打坏；坡道助车是利用电磁阻力来防后溜，在坡道不能长时间助车，并且非常的耗电。
发明内容
为了解决上述技术问题，本发明提供了一种新能源电动车自动变速箱，用于新能源电动三轮车和四轮车。
本发明采用的技术方案是：一种新能源电动车自动变速箱，包括箱体，以及相互平行且通过轴承安装于箱体内的电动机输出轴、反向中间轴、中间轴、倒车中间轴和输出轴以及安装于箱体外部的链轮轴；
所述电机输出轴上安装有电机输出齿轮；
所述中间轴从下到上依次安装高速从动输入齿轮、低速从动输入齿轮、离合器、倒车从动输入齿轮和主动输出齿轮；
所述输出轴上安装有从动输入齿轮和主动输出齿轮；
所述链轮轴上安装链轮；
所述反向中间轴由下至上安装有反向从动输入齿轮，低速主动输出齿轮和倒车主动输出齿轮；
所述倒车中间轴由下至上安装有主动倒车输出齿轮和从动倒车输入齿轮；
所述中间轴的高速从动输入齿轮与电机输出齿轮啮合，主动输出齿轮与输出轴上的从动输入齿轮啮合，主动输出齿轮与链轮啮合；
所述反向中间轴的反向从动输入齿轮与电机输出齿轮啮合，低速主动输出齿轮和中间轴的低速从动输入齿轮啮合；
所述反向中间轴的反向从动输入齿轮与电机输出齿轮啮合，倒车主动输出齿轮与倒车中间轴上的从动倒车输入齿轮啮合，主动倒车输出齿轮与中间轴上 的倒车从动输入齿轮啮合，主动输出齿轮与输出轴上的从动输入齿轮啮合，主动输出齿轮与链轮啮合；
电机正转时，电机输出齿轮带动中间轴上的高速从动输入齿轮转动，从而控制链轮高速旋转；当电机反转时，离合器与低速从动输入齿轮连接，电机输出齿轮带动反向从动输入齿轮转动，并通过低速主动输出齿轮带动低速从动输入齿轮转动，从而控制链轮低速旋转；当倒车时，电机反转，离合器与倒车从动输入齿轮连接，倒车主动输出齿轮带动从动倒车输入齿轮转动，主动倒车输出齿轮进一步带动倒车从动输入齿轮转动，从而控制链轮反转。
本发明的有益效果是：换档时减小冲击，在运行过程中检测电机转速或车速由控制器改变电机的运转方向来实现自动变档，同时具有滑行功能(使车辆运行更加节能)；由于天生结构原因具有机械防后溜功能；提高***的可靠性，让用户操作更简单。
附图说明
图1为高速状态下新能源电动车自动变速箱的实施例结构示意图。
图2为低速状态下新能源电动车自动变速箱的实施例结构示意图。
图3为图2的平面示意图。
图4为倒车状态下新能源电动车自动变速箱的实施例结构示意图。
图5为图4的平面示意图。
具体实施方式
如图1～5所示，一种新能源电动车自动变速箱，包括箱体，以及相互平行且通过轴承安装于箱体内的电动机输出轴1、反向中间轴2、中间轴3、倒车中间轴4和输出轴5以及安装于箱体外部的链轮轴6；所述电机输出轴上安装有电机输出齿轮1-1；所述中间轴3从下到上依次安装高速从动输入齿轮3-1、低速从动输入齿轮3-2、离合器3-5、倒车从动输入齿轮3-3和主动输出齿轮3-4；所述输出轴5上安装有从动输入齿轮5-2和主动输出齿轮5-1；所述链轮轴6上安装链轮6-1；所述反向中间轴2由下至上安装有反向从动输入齿轮2-1，低速主动输出齿轮2-2和倒车主动输出齿轮2-3；所述倒车中间轴4由下至上安装有 主动倒车输出齿轮4-1和从动倒车输入齿轮4-2。
如图1所示，电机正转状态下，所述中间轴3的高速从动输入齿轮3-1与电机输出齿轮1-1啮合，主动输出齿轮3-4与输出轴5上的从动输入齿轮5-2啮合，主动输出齿轮5-1与链轮6-1啮合。
如图2～3所示，电机反转状态下，所述反向中间轴2的反向从动输入齿轮2-1与电机输出齿轮1-1啮合，低速主动输出齿轮2-2和中间轴3的低速从动输入齿轮3-2啮合，此时离合器3-5与低速从动输入齿轮3-2连接，主动输出齿轮3-4与输出轴5上的从动输入齿轮5-2啮合，主动输出齿轮5-1与链轮6-1啮合。
如图4～5所示，倒车状态下；反向中间轴2的反向从动输入齿轮2-1与电机输出齿轮1-1啮合，倒车主动输出齿轮2-3与倒车中间轴4上的从动倒车输入齿轮4-2啮合，主动倒车输出齿轮4-1与中间轴3上的倒车从动输入齿轮3-3啮合，此时离合器3-5与倒车从动输入齿轮3-3连接；主动输出齿轮3-4与输出轴5上的从动输入齿轮5-2啮合，主动输出齿轮5-1与链轮6-1啮合。

Claims (2)

  1. 一种新能源电动车自动变速箱，其特征在于，包括箱体，以及相互平行且通过轴承安装于箱体内的电动机输出轴、反向中间轴、中间轴、倒车中间轴和输出轴以及安装于箱体外部的链轮轴；
    所述电机输出轴上安装有电机输出齿轮；
    所述中间轴从下到上依次安装高速从动输入齿轮、低速从动输入齿轮、离合器、倒车从动输入齿轮和主动输出齿轮；
    所述输出轴上安装有从动输入齿轮和主动输出齿轮；
    所述链轮轴上安装链轮；
    所述反向中间轴由下至上安装有反向从动输入齿轮，低速主动输出齿轮和倒车主动输出齿轮；
    所述倒车中间轴由下至上安装有主动倒车输出齿轮和从动倒车输入齿轮；
    所述中间轴的高速从动输入齿轮与电机输出齿轮啮合，主动输出齿轮与输出轴上的从动输入齿轮啮合，主动输出齿轮与链轮啮合；
    所述反向中间轴的反向从动输入齿轮与电机输出齿轮啮合，低速主动输出齿轮和中间轴的低速从动输入齿轮啮合；
    所述反向中间轴的反向从动输入齿轮与电机输出齿轮啮合，倒车主动输出齿轮与倒车中间轴上的从动倒车输入齿轮啮合，主动倒车输出齿轮与中间轴上的倒车从动输入齿轮啮合，主动输出齿轮与输出轴上的从动输入齿轮啮合，主动输出齿轮与链轮啮合。
  2. 一种新能源电动车自动变速箱的工作方法，其特征在于，电机正转时，电机输出齿轮带动中间轴上的高速从动输入齿轮转动，从而控制链轮高速旋转；当电机反转时，离合器与低速从动输入齿轮连接，电机输出齿轮带动反向从动输入齿轮转动，并通过低速主动输出齿轮带动低速从动输入齿轮转动，从而控制链轮低速旋转；当倒车时，电机反转，离合器与倒车从动输入齿轮连接，倒车主动输出齿轮带动从动倒车输入齿轮转动，主动倒车输出齿轮进一步带动倒车从动输入齿轮转动，从而控制链轮反转。
PCT/CN2018/124860 2018-12-11 2018-12-28 新能源电动车自动变速箱 WO2020118792A1 (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112874689A (zh) * 2021-04-23 2021-06-01 重庆力华自动化技术有限责任公司 一种电动两轮摩托车两挡变速换挡结构

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5226339A (en) * 1992-03-25 1993-07-13 Chrysler Corporation Two-speed transmission for use with electric powered vehicle
CN202345875U (zh) * 2011-08-31 2012-07-25 隆鑫通用动力股份有限公司 电动摩托车两挡变速器及其摩托车
CN202674190U (zh) * 2012-03-31 2013-01-16 朱超然 输入轴正反转实现两种不同速比输出的电动车变速箱
CN206175579U (zh) * 2016-11-15 2017-05-17 江苏中车电机有限公司 一种电动车用分流式自动换挡减速器
CN207762201U (zh) * 2018-01-19 2018-08-24 重庆隆旺机电有限责任公司 紧凑型组合式变速器
CN208107082U (zh) * 2018-04-26 2018-11-16 罗刚 一种两轮电动车两挡变速箱

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5226339A (en) * 1992-03-25 1993-07-13 Chrysler Corporation Two-speed transmission for use with electric powered vehicle
CN202345875U (zh) * 2011-08-31 2012-07-25 隆鑫通用动力股份有限公司 电动摩托车两挡变速器及其摩托车
CN202674190U (zh) * 2012-03-31 2013-01-16 朱超然 输入轴正反转实现两种不同速比输出的电动车变速箱
CN206175579U (zh) * 2016-11-15 2017-05-17 江苏中车电机有限公司 一种电动车用分流式自动换挡减速器
CN207762201U (zh) * 2018-01-19 2018-08-24 重庆隆旺机电有限责任公司 紧凑型组合式变速器
CN208107082U (zh) * 2018-04-26 2018-11-16 罗刚 一种两轮电动车两挡变速箱

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112874689A (zh) * 2021-04-23 2021-06-01 重庆力华自动化技术有限责任公司 一种电动两轮摩托车两挡变速换挡结构

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