CN114776790A - Two-gear electrically-driven transmission system and vehicle with same - Google Patents

Two-gear electrically-driven transmission system and vehicle with same Download PDF

Info

Publication number
CN114776790A
CN114776790A CN202210366128.4A CN202210366128A CN114776790A CN 114776790 A CN114776790 A CN 114776790A CN 202210366128 A CN202210366128 A CN 202210366128A CN 114776790 A CN114776790 A CN 114776790A
Authority
CN
China
Prior art keywords
gear
planet carrier
transmission system
electric drive
drive transmission
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210366128.4A
Other languages
Chinese (zh)
Inventor
杨玉龙
董晓娜
李自强
王征
龚丽萍
袁浩然
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Xuanfu Technology Co ltd
Zhejiang Geely Holding Group Co Ltd
Original Assignee
Zhejiang Xuanfu Technology Co ltd
Zhejiang Geely Holding Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Xuanfu Technology Co ltd, Zhejiang Geely Holding Group Co Ltd filed Critical Zhejiang Xuanfu Technology Co ltd
Priority to CN202210366128.4A priority Critical patent/CN114776790A/en
Publication of CN114776790A publication Critical patent/CN114776790A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • 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
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • 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
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/26—Generation or transmission of movements for final actuating mechanisms
    • F16H61/28—Generation or transmission of movements for final actuating mechanisms with at least one movement of the final actuating mechanism being caused by a non-mechanical force, e.g. power-assisted
    • F16H61/32—Electric motors actuators or related electrical control means therefor

Landscapes

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

Abstract

A two-gear electrically-driven transmission system and a vehicle with the same are disclosed, the system comprises a motor, a power input shaft, a sun gear, a planet carrier, a gear ring, a clutch, a brake, an output gear set and a differential mechanism, the motor is connected with the sun gear through the power input shaft, the planet gear is meshed between the sun gear and the gear ring, and is supported on the planet carrier, one end of the clutch is connected with the sun gear, the other end is connected with the planet carrier, and controls the combination and separation between the sun gear and the planet carrier, one end of the brake is connected with the planet carrier, the other end is connected with the static component, and the combination and the separation between the planet carrier and the static part are controlled, and the gear ring is connected with the differential mechanism through the gear set and transmits power to wheels. The two-gear electrically-driven transmission system has the advantages of large motor rotating speed range, high-speed endurance mileage and high low-speed dynamic performance.

Description

两挡电驱动变速器系统及具有其的车辆Two-speed electric drive transmission system and vehicle having the same

技术领域technical field

本发明涉及车辆动力系统技术领域，尤其是一种两挡电驱动变速器系统及具有其的车辆。The invention relates to the technical field of vehicle power systems, in particular to a two-speed electric drive transmission system and a vehicle having the same.

背景技术Background technique

两挡电驱动变速器系统是由一个电机、行星轮系和液压操纵机构(如离合器)组成。其中，自动变速器通过复杂的一组行星轮系配合两个离合器来实现自动升降档，目前，电驱动减速器系统的使用比例不断攀升，通常现有市面上的电驱动减速器以单级减速为主，但是单级减速的变速器系统中电机工作转速高，转速范围较窄，功率较低，效率较差，整车行驶里程较短。The two-speed electric drive transmission system is composed of an electric motor, planetary gear train and hydraulic operating mechanism (such as clutch). Among them, the automatic transmission realizes automatic shifting up and down through a complex set of planetary gear trains and two clutches. At present, the proportion of the use of the electric drive reducer system continues to rise. Generally, the existing electric drive reducer on the market is based on single-stage deceleration. However, in the single-stage deceleration transmission system, the motor has a high working speed, a narrow speed range, low power, poor efficiency, and a short vehicle mileage.

发明内容SUMMARY OF THE INVENTION

本发明提供了一种两挡电驱动变速器系统及具有其的车辆，该两挡电驱动变速器系统电机转速范围较大，高速续航里程较高、低速动力性较高。The present invention provides a two-speed electric drive transmission system and a vehicle having the same. The two-speed electric drive transmission system has a larger motor speed range, higher high-speed cruising range and higher low-speed power.

本发明提供一种两挡电驱动变速器系统，包括电机、动力输入轴、太阳轮、行星轮、行星架、齿圈、离合器、制动器、输出齿轮组及差速器，所述电机通过所述动力输入轴与所述太阳轮相连，所述行星轮啮合于使所述太阳轮与所述齿圈之间，并支撑于所述行星架上，所述离合器的一端与所述太阳轮相连，另一端与所述行星架相连，并对所述太阳轮与所述行星架之间的结合与分离进行控制，所述制动器的一端与所述行星架相连，另一端与静止件相连，并对所述行星架与所述静止件之间的结合与分离进行控制，所述齿圈通过所述齿轮组与所述差速器相连，并将动力传递至车轮上。The present invention provides a two-speed electric drive transmission system, which includes a motor, a power input shaft, a sun gear, a planetary gear, a planet carrier, a ring gear, a clutch, a brake, an output gear set and a differential. The input shaft is connected with the sun gear, the planet gear is engaged between the sun gear and the ring gear, and is supported on the planet carrier, one end of the clutch is connected with the sun gear, and the other end is connected with the sun gear. One end is connected with the planet carrier, and controls the combination and separation between the sun gear and the planet carrier, one end of the brake is connected with the planet carrier, the other end is connected with the stationary part, and the brake is connected to the The combination and separation between the planet carrier and the stationary part are controlled, the ring gear is connected with the differential through the gear set, and power is transmitted to the wheels.

进一步地，所述行星轮包括第一行星轮及第二行星轮，所述第一行星轮及所述第二行星轮均啮合于所述行星架上，所述第一行星轮啮合于所述太阳轮与所述第二行星轮之间，所述第二行星轮啮合于所述第一行星轮与所述齿圈之间，所述太阳轮依次通过所述第一行星轮及所述第二行星轮将动力传递至所述齿圈上。Further, the planetary gear includes a first planetary gear and a second planetary gear, the first planetary gear and the second planetary gear are both engaged on the planet carrier, and the first planetary gear is engaged with the Between the sun gear and the second planetary gear, the second planetary gear meshes between the first planetary gear and the ring gear, and the sun gear passes through the first planetary gear and the first planetary gear in sequence. Two planetary gears transmit power to the ring gear.

进一步地，所述太阳轮固定设置于所述动力输入轴上，所述离合器的一端与所述动力输入轴相连，另一端通过花键与所述行星架相连。Further, the sun gear is fixedly arranged on the power input shaft, one end of the clutch is connected to the power input shaft, and the other end is connected to the planet carrier through a spline.

进一步地，所述制动器的一端与变速器壳体相连，另一端通过花键与所述行星架相连。Further, one end of the brake is connected with the transmission housing, and the other end is connected with the planet carrier through a spline.

进一步地，所述输出齿轮组包括动力输入轮、减速主动轮、减速被动轮及差速器齿圈，所述动力输入轮与所述齿圈相连，所述减速主动轮与所述动力输入轮啮合，所述减速被动轮与所述减速主动轮同轴设置，所述动力输入轮与所述减速主动轮之间形成一级减速，所述减速被动轮与所述差速器齿圈之间形成二级减速，所述差速器齿圈通过所述差速器与所述差速器的输出轴相连。Further, the output gear set includes a power input wheel, a deceleration driving wheel, a deceleration driven wheel and a differential ring gear, the power input wheel is connected with the ring gear, and the deceleration driving wheel is connected with the power input wheel. meshing, the deceleration driven wheel and the deceleration driving wheel are coaxially arranged, a first-stage deceleration is formed between the power input wheel and the deceleration driving wheel, and the deceleration driven wheel and the differential ring gear are formed between A secondary reduction is formed, and the differential ring gear is connected to the output shaft of the differential through the differential.

进一步地，所述两挡电驱动变速器系统形成有纯电一挡，在所述纯电一挡的挡位下，所述制动器固定所述行星架，所述离合器分离，所述电机正向驱动将动力传递至所述太阳轮。Further, the two-speed electric drive transmission system is formed with a pure electric first gear. In the gear of the pure electric first gear, the brake fixes the planet carrier, the clutch is disengaged, and the motor drives forward. Power is transmitted to the sun gear.

进一步地，所述两挡电驱动变速器系统形成有纯电二挡，在所述纯电二挡的挡位下，所述制动器分离，所述离合器结合，所述行星架与所述太阳轮同步，所述电机正向驱动将动力传递至所述太阳轮。Further, the two-speed electric drive transmission system is formed with a pure electric second gear. In the gear of the pure electric second gear, the brake is disengaged, the clutch is engaged, and the planet carrier is synchronized with the sun gear. , the motor is driven forward to transmit power to the sun gear.

进一步地，所述两挡电驱动变速器系统形成有倒挡，在所述倒挡的挡位下，所述制动器固定所述行星架，所述离合器分离，所述电机反向驱动将动力传递至所述太阳轮。Further, the two-speed electric drive transmission system is formed with a reverse gear. In the reverse gear, the brake fixes the planet carrier, the clutch is disengaged, and the motor reversely drives to transmit power to the sun gear.

本发明还提供了一种车辆，包括上述的两挡电驱动变速器系统。The present invention also provides a vehicle, comprising the above-mentioned two-speed electric drive transmission system.

综上所述，在本发明中，通过在行星架与太阳轮之间设置离合器，并在行星架与静止件之间设置制动器，通过分别对离合器与制动器的结合与分离进行控制，能够实现电驱动的两挡变速，以使该系统中电机转速范围较大，高速续航里程较高、低速动力性较高。To sum up, in the present invention, by arranging a clutch between the planet carrier and the sun gear, and arranging a brake between the planet carrier and the stationary part, and controlling the coupling and disengagement of the clutch and the brake respectively, the electric power can be realized. The two-speed transmission of the drive enables the motor in the system to have a larger speed range, higher high-speed cruising range, and higher low-speed power.

上述说明仅是本发明技术方案的概述，为了能够更清楚了解本发明的技术手段，而可依照说明书的内容予以实施，并且为了让本发明的上述和其他目的、特征和优点能够更明显易懂，以下特举较佳实施例，并配合附图，详细说明如下。The above description is only an overview of the technical solution of the present invention, in order to be able to understand the technical means of the present invention more clearly, it can be implemented according to the content of the description, and in order to make the above and other objects, features and advantages of the present invention more obvious and easy to understand , the following specific preferred embodiments, and in conjunction with the accompanying drawings, are described in detail as follows.

附图说明Description of drawings

图1所示为本发明实施例提供的两挡电驱动变速器系统的结构示意图。FIG. 1 is a schematic structural diagram of a two-speed electric drive transmission system provided by an embodiment of the present invention.

具体实施方式Detailed ways

为更进一步阐述本发明为达成预定发明目的所采取的技术手段及功效，以下结合附图及较佳实施例，对本发明进行详细说明如下。In order to further illustrate the technical means and effects adopted by the present invention to achieve the predetermined purpose of the invention, the present invention is described in detail below with reference to the accompanying drawings and preferred embodiments.

本发明提供了一种两挡电驱动变速器系统及具有其的车辆，该两挡电驱动变速器系统电机转速范围较大，高速续航里程较高、低速动力性较高。The present invention provides a two-speed electric drive transmission system and a vehicle having the same. The two-speed electric drive transmission system has a larger motor speed range, higher high-speed cruising range and higher low-speed power.

图1所示为本发明实施例提供的两挡电驱动变速器系统的结构示意图。如图1所示，本发明实施例提供的两挡电驱动变速器系统包括电机10、动力输入轴20、太阳轮30、行星轮40、行星架50、齿圈60、离合器71、制动器72、输出齿轮组80及差速器90，电机10通过动力输入轴20与太阳轮30相连，行星轮40啮合于太阳轮30与齿圈60之间，并支撑于行星架50上，离合器71的一端与太阳轮30相连，另一端与行星架50相连，并对太阳轮30与行星架50之间的结合与分离进行控制，制动器72的一端与行星架50相连，另一端与静止件相连，并对行星架50与静止件之间的结合与分离进行控制，齿圈60通过输出齿轮组80与差速器90相连，并将动力传递至车轮上。FIG. 1 is a schematic structural diagram of a two-speed electric drive transmission system provided by an embodiment of the present invention. As shown in FIG. 1 , the two-speed electric drive transmission system provided by the embodiment of the present invention includes a motor 10 , a power input shaft 20 , a sun gear 30 , a planetary gear 40 , a planet carrier 50 , a ring gear 60 , a clutch 71 , a brake 72 , an output The gear set 80 and the differential 90, the motor 10 is connected with the sun gear 30 through the power input shaft 20, the planetary gear 40 is meshed between the sun gear 30 and the ring gear 60, and is supported on the planet carrier 50, one end of the clutch 71 is connected to the The sun gear 30 is connected with the planet carrier 50 at the other end, and the combination and separation between the sun gear 30 and the planet carrier 50 are controlled. The coupling and separation between the planet carrier 50 and the stationary part are controlled, and the ring gear 60 is connected with the differential 90 through the output gear set 80, and transmits the power to the wheels.

在本实施例中，通过在行星架50与太阳轮30之间设置离合器71，并在行星架50与静止件之间设置制动器72，通过分别对离合器71与制动器72的结合与分离进行控制，能够实现电驱动的两挡变速。In this embodiment, by arranging the clutch 71 between the planet carrier 50 and the sun gear 30, and arranging the brake 72 between the planet carrier 50 and the stationary part, the coupling and separation of the clutch 71 and the brake 72 are controlled respectively, Two-speed transmission with electric drive is possible.

在该两挡电驱动变速器系统运行时，其可以形成有纯电一挡、纯电二挡及倒档模式。在纯电一挡的挡位下，制动器72固定行星架50，离合器71分离，电机10正向驱动将动力传递至太阳轮30，太阳轮30经过行星轮40将动力传递至齿圈60，形成一挡大速比，齿圈60通过输出齿轮组80将动力传递至差速器90继而传递至车轮。When the two-speed electric drive transmission system is running, it can form a pure electric first gear, a pure electric second gear and a reverse gear mode. In the pure electric first gear, the brake 72 fixes the planetary carrier 50, the clutch 71 is disengaged, the motor 10 drives forward to transmit the power to the sun gear 30, and the sun gear 30 transmits the power to the ring gear 60 through the planetary gear 40, forming a In the first gear with a large speed ratio, the ring gear 60 transmits the power to the differential 90 through the output gear set 80 and then to the wheels.

在纯电二挡的挡位下，离合器71结合，制动器72分离，行星架50与太阳轮30同步，电机10正向驱动将动力传递至太阳轮30，太阳轮30、行星架50与外圈转速同步，形成二挡速比为1，齿圈60通过输出齿轮组80将动力传递至差速器90继而传递至车轮。In the pure electric second gear, the clutch 71 is engaged, the brake 72 is disengaged, the planet carrier 50 is synchronized with the sun gear 30, the motor 10 is driven forward to transmit the power to the sun gear 30, the sun gear 30, the planet carrier 50 and the outer ring The rotational speeds are synchronized to form a second gear ratio of 1, and the ring gear 60 transmits the power to the differential 90 through the output gear set 80 and then to the wheels.

在倒挡的挡位下，制动器72固定行星架50，离合器71分离，电机10反向驱动将动力传递至太阳轮30，太阳轮30经过行星轮40将动力传递至齿圈60，形成一挡大速比，齿圈60通过输出齿轮组80将动力传递至差速器90继而传递至车轮。In the reverse gear, the brake 72 fixes the planet carrier 50, the clutch 71 is disengaged, the motor 10 is driven in reverse to transmit the power to the sun gear 30, and the sun gear 30 transmits the power to the ring gear 60 through the planet gear 40, forming a first gear At high speed ratios, the ring gear 60 transmits power to the differential 90 through the output gear set 80 and then to the wheels.

通过上述的结构，该系统中电机10转速范围较大，高速续航里程较高、低速动力性较高。Through the above structure, the motor 10 in the system has a larger rotational speed range, higher high-speed cruising range, and higher low-speed dynamic performance.

进一步地，在本实施例中，行星轮40包括第一行星轮41及第二行星轮42，第一行星轮41及第二行星轮42均啮合于行星架50上，第一行星轮41啮合于太阳轮30与第二行星轮42之间，第二行星轮42啮合于第一行星轮41与齿圈60之间，太阳轮30依次通过第一行星轮41及第二行星轮42将动力传递至齿圈60上。通过第一行星轮41及第二行星轮42的设置，能够优化该变速器系统速比。Further, in this embodiment, the planetary gear 40 includes a first planetary gear 41 and a second planetary gear 42 , the first planetary gear 41 and the second planetary gear 42 are meshed with the planet carrier 50 , and the first planetary gear 41 is meshed. Between the sun gear 30 and the second planetary gear 42 , the second planetary gear 42 meshes between the first planetary gear 41 and the ring gear 60 , and the sun gear 30 transmits power through the first planetary gear 41 and the second planetary gear 42 in turn. transmitted to the ring gear 60 . Through the arrangement of the first planetary gear 41 and the second planetary gear 42, the speed ratio of the transmission system can be optimized.

进一步地，在本实施例中，太阳轮30固定设置于动力输入轴20上，离合器71的一端与动力输入轴20相连，另一端通过花键与行星架50相连。Further, in this embodiment, the sun gear 30 is fixed on the power input shaft 20 , one end of the clutch 71 is connected to the power input shaft 20 , and the other end is connected to the planet carrier 50 through splines.

制动器72的一端与变速器壳体相连，另一端通过花键与行星架50相连。One end of the brake 72 is connected to the transmission housing, and the other end is connected to the planet carrier 50 through splines.

进一步地，输出齿轮组80包括动力输入轮81、减速主动轮82、减速被动轮83及差速器齿圈91，动力输入轮81与齿圈60相连，减速主动轮82与动力输入轮81啮合，减速被动轮83与减速主动轮82同轴设置，动力输入轮81与减速主动轮82之间形成一级减速，减速被动轮83与差速器齿圈91之间形成二级减速，差速器齿圈91通过差速器90与差速器的输出轴相连。Further, the output gear set 80 includes a power input wheel 81 , a reduction driving wheel 82 , a reduction driven wheel 83 and a differential gear ring gear 91 , the power input wheel 81 is connected with the ring gear 60 , and the reduction driving wheel 82 is meshed with the power input wheel 81 . , the deceleration driven wheel 83 and the deceleration driving wheel 82 are coaxially arranged, a first-stage deceleration is formed between the power input wheel 81 and the deceleration driving wheel 82, a second-stage deceleration is formed between the deceleration driven wheel 83 and the differential ring gear 91, and the differential speed The ring gear 91 is connected to the output shaft of the differential through the differential 90 .

综上所述，在本发明中，通过在行星架50与太阳轮30之间设置离合器71，并在行星架50与静止件之间设置制动器72，通过分别对离合器71与制动器72的结合与分离进行控制，能够实现电驱动的两挡变速，以使该系统中电机10转速范围较大，高速续航里程较高、低速动力性较高。To sum up, in the present invention, by arranging the clutch 71 between the planet carrier 50 and the sun gear 30, and arranging the brake 72 between the planet carrier 50 and the stationary part, by combining the clutch 71 and the brake 72 with the Separate control can realize electric-driven two-speed speed change, so that the motor 10 in the system has a larger rotational speed range, higher high-speed cruising range, and higher low-speed dynamic performance.

本发明还提供了一种车辆，包括上述的两挡电驱动变速器系统，关于该车辆的其它技术特征，请参见现有技术，在此不再赘述。The present invention also provides a vehicle, including the above-mentioned two-speed electric drive transmission system. For other technical features of the vehicle, please refer to the prior art, which will not be repeated here.

以上所述，仅是本发明的较佳实施例而已，并非对本发明作任何形式上的限制，虽然本发明已以较佳员，在实施例揭露如上，然而并非用以限定本发明，任何熟悉本专业的技术人不脱离本发明技术方案范围内，当可利用上述揭示的技术内容作出些许更动或修饰为等同变化的等效实施例，但凡是未脱离本发明技术方案内容，依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰，均仍属于本发明技术方案的范围内。The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention in any form. Those skilled in the art do not deviate from the scope of the technical solution of the present invention, and can make some changes or modifications by using the technical content disclosed above to be equivalent embodiments with equivalent changes. Any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the technical solutions of the present invention.

Claims (9)

1.一种两挡电驱动变速器系统，其特征在于：包括电机、动力输入轴、太阳轮、行星轮、行星架、齿圈、离合器、制动器、输出齿轮组及差速器，所述电机通过所述动力输入轴与所述太阳轮相连，所述行星轮啮合于使所述太阳轮与所述齿圈之间，并支撑于所述行星架上，所述离合器的一端与所述太阳轮相连，另一端与所述行星架相连，并对所述太阳轮与所述行星架之间的结合与分离进行控制，所述制动器的一端与所述行星架相连，另一端与静止件相连，并对所述行星架与所述静止件之间的结合与分离进行控制，所述齿圈通过所述齿轮组与所述差速器相连，并将动力传递至车轮上。1. A two-speed electric drive transmission system is characterized in that: comprising a motor, a power input shaft, a sun gear, a planetary gear, a planet carrier, a ring gear, a clutch, a brake, an output gear set and a differential, and the motor is passed through The power input shaft is connected with the sun gear, the planet gear is engaged between the sun gear and the ring gear, and is supported on the planet carrier, and one end of the clutch is connected to the sun gear The other end is connected with the planet carrier, and the combination and separation between the sun gear and the planet carrier are controlled, one end of the brake is connected with the planet carrier, and the other end is connected with the stationary part, The combination and separation between the planet carrier and the stationary part are controlled, the ring gear is connected with the differential through the gear set, and the power is transmitted to the wheels. 2.根据权利要求1所述的两挡电驱动变速器系统，其特征在于：所述行星轮包括第一行星轮及第二行星轮，所述第一行星轮及所述第二行星轮均啮合于所述行星架上，所述第一行星轮啮合于所述太阳轮与所述第二行星轮之间，所述第二行星轮啮合于所述第一行星轮与所述齿圈之间，所述太阳轮依次通过所述第一行星轮及所述第二行星轮将动力传递至所述齿圈上。2 . The two-speed electric drive transmission system according to claim 1 , wherein the planetary gear comprises a first planetary gear and a second planetary gear, and the first planetary gear and the second planetary gear are meshed with each other. 3 . On the planet carrier, the first planetary gear is engaged between the sun gear and the second planetary gear, and the second planetary gear is engaged between the first planetary gear and the ring gear , the sun gear transmits power to the ring gear through the first planetary gear and the second planetary gear in sequence. 3.根据权利要求1所述的两挡电驱动变速器系统，其特征在于：所述太阳轮固定设置于所述动力输入轴上，所述离合器的一端与所述动力输入轴相连，另一端通过花键与所述行星架相连。3 . The two-speed electric drive transmission system according to claim 1 , wherein the sun gear is fixedly arranged on the power input shaft, one end of the clutch is connected to the power input shaft, and the other end passes through the power input shaft. 4 . The splines are connected to the planet carrier. 4.根据权利要求1所述的两挡电驱动变速器系统，其特征在于：所述制动器的一端与变速器壳体相连，另一端通过花键与所述行星架相连。4 . The two-speed electric drive transmission system according to claim 1 , wherein one end of the brake is connected to the transmission housing, and the other end is connected to the planet carrier through splines. 5 . 5.根据权利要1所述的两挡电驱动变速器系统，其特征在于：所述输出齿轮组包括动力输入轮、减速主动轮、减速被动轮及差速器齿圈，所述动力输入轮与所述齿圈相连，所述减速主动轮与所述动力输入轮啮合，所述减速被动轮与所述减速主动轮同轴设置，所述动力输入轮与所述减速主动轮之间形成一级减速，所述减速被动轮与所述差速器齿圈之间形成二级减速，所述差速器齿圈通过所述差速器与所述差速器的输出轴相连。5. The two-speed electric drive transmission system according to claim 1, wherein the output gear set comprises a power input wheel, a deceleration driving wheel, a deceleration driven wheel and a differential ring gear, and the power input wheel and The ring gear is connected, the deceleration driving wheel meshes with the power input wheel, the deceleration driven wheel and the deceleration driving wheel are coaxially arranged, and a first stage is formed between the power input wheel and the deceleration driving wheel For deceleration, a secondary deceleration is formed between the deceleration driven wheel and the differential ring gear, and the differential ring gear is connected to the output shaft of the differential through the differential. 6.根据权利要1所述的两挡电驱动变速器系统，其特征在于：所述两挡电驱动变速器系统形成有纯电一挡，在所述纯电一挡的挡位下，所述制动器固定所述行星架，所述离合器分离，所述电机正向驱动将动力传递至所述太阳轮。6 . The two-speed electric drive transmission system according to claim 1 , wherein: the two-speed electric drive transmission system is formed with a pure electric first gear, and in the pure electric first gear, the brake The planet carrier is fixed, the clutch is disengaged, and the motor is driven forward to transmit power to the sun gear. 7.根据权利要1所述的两挡电驱动变速器系统，其特征在于：所述两挡电驱动变速器系统形成有纯电二挡，在所述纯电二挡的挡位下，所述制动器分离，所述离合器结合，所述行星架与所述太阳轮同步，所述电机正向驱动将动力传递至所述太阳轮。7 . The two-speed electric drive transmission system according to claim 1 , wherein the two-speed electric drive transmission system is formed with a pure electric second gear, and in the gear of the pure electric second gear, the brake When disengaged, the clutch is engaged, the planet carrier is synchronized with the sun gear, and the motor is driven forward to transmit power to the sun gear. 8.根据权利要1所述的两挡电驱动变速器系统，其特征在于：所述两挡电驱动变速器系统形成有倒挡，在所述倒挡的挡位下，所述制动器固定所述行星架，所述离合器分离，所述电机反向驱动将动力传递至所述太阳轮。8 . The two-speed electric drive transmission system according to claim 1 , wherein the two-speed electric drive transmission system is formed with a reverse gear, and in the reverse gear, the brake fixes the planetary gear. 9 . frame, the clutch is disengaged, and the motor is driven in reverse to transmit power to the sun gear. 9.一种车辆，其特征在于：包括权利要求1至8中任意一项所述的两挡电驱动变速器系统。9 . A vehicle, characterized in that it comprises the two-speed electric drive transmission system according to any one of claims 1 to 8 . 10 .
CN202210366128.4A 2022-04-08 2022-04-08 Two-gear electrically-driven transmission system and vehicle with same Pending CN114776790A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210366128.4A CN114776790A (en) 2022-04-08 2022-04-08 Two-gear electrically-driven transmission system and vehicle with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210366128.4A CN114776790A (en) 2022-04-08 2022-04-08 Two-gear electrically-driven transmission system and vehicle with same

Publications (1)

Publication Number Publication Date
CN114776790A true CN114776790A (en) 2022-07-22

Family

ID=82427355

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210366128.4A Pending CN114776790A (en) 2022-04-08 2022-04-08 Two-gear electrically-driven transmission system and vehicle with same

Country Status (1)

Country Link
CN (1) CN114776790A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115027256A (en) * 2022-07-26 2022-09-09 澎湃动力(北京)科技有限公司 Two-gear coaxial electric drive axle

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014117689A1 (en) * 2014-09-23 2016-03-24 Hyundai Motor Company Continuously variable transmission for a vehicle
CN106090171A (en) * 2016-08-08 2016-11-09 吉孚动力技术(中国)有限公司 Electronic automatic gearbox for vehicle
CN106090172A (en) * 2016-08-08 2016-11-09 吉孚动力技术(中国)有限公司 Electric motor car automatic gear-box
CN206765791U (en) * 2017-04-28 2017-12-19 科力远混合动力技术有限公司 A kind of single motor two keeps off pure electric transmission machanism
CN206765799U (en) * 2017-04-28 2017-12-19 科力远混合动力技术有限公司 A kind of stroke-increasing electric automobile transmission device
CN209164506U (en) * 2018-06-29 2019-07-26 比亚迪股份有限公司 Speed changer, power drive system and vehicle
CN112128321A (en) * 2020-09-04 2020-12-25 绿传(北京)汽车科技股份有限公司 Planetary row type two-gear electric drive transmission device and operation method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014117689A1 (en) * 2014-09-23 2016-03-24 Hyundai Motor Company Continuously variable transmission for a vehicle
CN106090171A (en) * 2016-08-08 2016-11-09 吉孚动力技术(中国)有限公司 Electronic automatic gearbox for vehicle
CN106090172A (en) * 2016-08-08 2016-11-09 吉孚动力技术(中国)有限公司 Electric motor car automatic gear-box
CN206765791U (en) * 2017-04-28 2017-12-19 科力远混合动力技术有限公司 A kind of single motor two keeps off pure electric transmission machanism
CN206765799U (en) * 2017-04-28 2017-12-19 科力远混合动力技术有限公司 A kind of stroke-increasing electric automobile transmission device
CN209164506U (en) * 2018-06-29 2019-07-26 比亚迪股份有限公司 Speed changer, power drive system and vehicle
CN112128321A (en) * 2020-09-04 2020-12-25 绿传(北京)汽车科技股份有限公司 Planetary row type two-gear electric drive transmission device and operation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115027256A (en) * 2022-07-26 2022-09-09 澎湃动力(北京)科技有限公司 Two-gear coaxial electric drive axle

Similar Documents

Publication Publication Date Title
EP3812617A1 (en) Transmission, power drive system, and vehicle
CN106828072B (en) Passenger car two-mode hybrid transmission
CN112895883B (en) A dual-drive source and dual-row planetary gear train multi-mode coupling drive system and vehicle
CN106976389A (en) Double mode hybrid transmissions
CN212804095U (en) Pure electric two-gear transmission structure and vehicle
WO2022041545A1 (en) Three-gear parallel-shaft dual-motor three-planetary gear set hybrid power system
CN104477021A (en) Double-motor multi-mode rotation speed coupling driving assembly
CN112224007A (en) A multi-mode hybrid special transmission
CN110529569A (en) Hybrid power gearbox
CN218777413U (en) Electric drive bridge structure driven by single motor
CN210591397U (en) Two-gear electric driving system structure of passenger car
CN110056616B (en) A motor-bevelless differential integrated multi-speed automatic transmission
CN106585360A (en) Hybrid two-shift gearbox transmission system and hybrid electric vehicle
CN114776790A (en) Two-gear electrically-driven transmission system and vehicle with same
CN113276660B (en) Automobile split-flow and series-parallel hybrid power mechanism
CN106864243A (en) Seven speed dual clutch hybrid transmissions
CN107310366B (en) Double-motor high-low speed area composite double-speed driving assembly
CN113483060A (en) Torque-dividing gear transmission speed reducer for main speed reducer of coaxial helicopter
CN205130905U (en) Hybrid two speed transmission transmission system and hybrid car
CN108274987B (en) Double-planet-row power coupling driving system
CN110056614A (en) One kind being based on three clutch electric automobiles, three speed automatic transmission
CN114076186B (en) Stepless speed change mechanism and power assembly
CN106585359A (en) Hybrid two-gear gearbox transmission system and hybrid electric vehicle
CN116658586A (en) Electric driving system of vehicle, electric driving axle and vehicle
CN113719589A (en) Two-gear speed reducer for electric automobile

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination