WO2022262458A1 - 一种胶轮动力分散转向架总成 - Google Patents

一种胶轮动力分散转向架总成 Download PDF

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Publication number
WO2022262458A1
WO2022262458A1 PCT/CN2022/091346 CN2022091346W WO2022262458A1 WO 2022262458 A1 WO2022262458 A1 WO 2022262458A1 CN 2022091346 W CN2022091346 W CN 2022091346W WO 2022262458 A1 WO2022262458 A1 WO 2022262458A1
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Prior art keywords
steering
drive system
kingpin
arm
wheel
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PCT/CN2022/091346
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English (en)
French (fr)
Inventor
肖磊
付建朝
雷继彬
罗晓峰
王昊
熊博
李俊义
杨勇
张陈林
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湖南中车智行科技有限公司
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Publication of WO2022262458A1 publication Critical patent/WO2022262458A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
    • B61F5/22—Guiding of the vehicle underframes with respect to the bogies
    • B61F5/24—Means for damping or minimising the canting, skewing, pitching, or plunging movements of the underframes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B61F5/50—Other details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
    • B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
    • B61F5/50—Other details
    • B61F5/52—Bogie frames

Definitions

  • the invention relates to the technical field of the overall structure of rail transit bogies, and more specifically, to a rubber wheel power dispersion bogie assembly.
  • Urban rail transit refers to a dedicated public transportation system with continuous guidance capabilities. Its characteristic is that it has a specific track and the vehicles run along the track.
  • Common urban rail transit includes subways, light rails, and trams. Rubber-tired trains are favored by many large and medium-sized cities for their advantages of energy saving, economy, and environmental protection.
  • Chinese utility model CN201821031945.X discloses a vehicle and a wheel-side driving device.
  • the wheel-side driving device includes: an independent suspension, a wheel hub, a reducer, and a drive component; wherein, the drive component drives the wheel hub to rotate through the reducer, and the drive component and the hub are located on the same side of the reducer.
  • Chinese utility model CN201921123102.7 provides an integrated independent suspension wheel drive system and an automobile.
  • the integrated independent suspension wheel drive system includes a housing in which a motor and a reducer are installed.
  • the installation port is connected with a cover plate, and the housing is also provided with a shaft tube.
  • the power output end of the reducer is connected with a wheel half shaft passing through the shaft tube.
  • the outer surface of the housing is integrally formed with an upper support arm and a lower support arm.
  • the upper support arm is provided with an installation structure for installing the airbag, and the outer surface of the housing or the upper support arm or the lower support arm is provided with a hinge structure for hinged shock absorbers and a fixed structure for fixing the brake unit.
  • the technology involved in the above-mentioned utility model is the wheel-side drive system applicable to the non-drive axle of the bus.
  • the steering function cannot be realized.
  • the object of the present invention is to provide a rubber tire power dispersion bogie assembly, which solves the problem that the bogie structure in the prior art cannot steer.
  • the present invention provides a rubber tire power dispersion bogie assembly, including a wheel side drive system, an upper kingpin, a lower kingpin, a steering knuckle arm, a steering tie rod and a steering rocker:
  • the wheel edge drive system is connected with the upper kingpin and the lower kingpin;
  • the wheel drive system is equipped with a steering knuckle arm
  • the steering knuckle arm is connected with the steering tie rod
  • the steering tie rod is connected with the steering rocker arm
  • the steering rocker has a connecting hole
  • the steering cylinder on the vehicle is connected to the connection hole, which drives the steering rocker arm to rotate, and drives the steering rod to move laterally.
  • the steering rod makes the wheel side drive system rotate around the upper kingpin and the lower kingpin through the steering knuckle arm to realize vehicle steering.
  • the rubber wheel power dispersion bogie assembly further includes an upper swing arm, a lower swing arm, an upper pin shaft and a lower pin shaft:
  • the upper kingpin is connected with the upper swing arm through the upper pin shaft, and the upper king pin rotates around the upper pin shaft relative to the upper swing arm;
  • the lower kingpin is connected with the lower swing arm through the lower pin shaft, and the lower kingpin rotates around the lower pin shaft relative to the lower swing arm.
  • the wheel drive system includes a reducer, a motor, a wheel hub, a half shaft and a brake to realize vehicle driving and braking:
  • the reducer is a two-stage reduction
  • the primary reduction mechanism is a fixed-axis cylindrical gear transmission
  • the two-stage reduction mechanism is a planetary gear drive.
  • the rubber-tyred power dispersion bogie assembly further includes an airbag and an airbag arm:
  • An air bag arm is installed on the upper kingpin, and the air bag is installed on the air bag arm.
  • the rubber wheel power dispersion bogie assembly further includes a torsion bar spring:
  • a torsion bar spring is installed on the upper kingpin.
  • the rubber wheel power dispersion bogie assembly further includes a shock absorber:
  • the shock absorber is installed on the lower kingpin.
  • the rubber wheel power dispersion bogie assembly further includes a stabilizer bar, and the wheel drive system includes a left wheel drive system and a right wheel drive system:
  • the stabilizer bar is respectively connected with the lower swing arms corresponding to the left wheel side drive system and the right wheel side drive system through connecting rods;
  • the corresponding steering rocker arms of the left wheel side drive system and the right wheel side drive system are connected by tie rods.
  • the stabilizer bar includes a hydraulic stabilizer bar and an active stabilizer bar.
  • the upper swing arm includes a split type or an integral type
  • the lower swing arm includes a split type or an integral type.
  • the upper kingpin is split
  • the lower kingpin is a split type.
  • the rubber wheel power dispersion bogie assembly proposed by the present invention disperses the power system to each wheel side, increases the channel width, and realizes the steering function.
  • the wheel drive system rotates around the kingpin, and cooperates with the steering knuckle arm, steering tie rod, steering rocker arm, etc. to realize the steering function;
  • the wheel drive system can have space to integrate the motor and reducer to realize the driving function
  • Fig. 1 discloses a first schematic diagram of a rubber wheel power dispersion bogie assembly according to an embodiment of the present invention
  • Fig. 2 reveals the second schematic diagram of the rubber-tyred power dispersion bogie assembly according to an embodiment of the present invention
  • Fig. 3 discloses a schematic diagram of a speed reducer according to an embodiment of the present invention.
  • Fig. 1 and Fig. 2 reveal respectively the first schematic diagram and the second schematic diagram of the rubber-wheeled power dispersion bogie assembly according to an embodiment of the present invention, the embodiment shown in Fig. 1 and Fig. 2, the rubber-wheeled Power dispersion bogie assembly, including left wheel drive system 4a, right wheel drive system 4b, upper swing arm 31, lower swing arm 32, upper king pin 11, lower king pin 12, upper pin shaft 21, lower pin shaft 22, Steering knuckle arm 71, steering tie rod 72, steering rocker arm 73, shock absorber 61, stabilizer bar 62, air bag 51 and air bag arm 52 etc. are formed.
  • the wheel drive system includes a left wheel drive system 4a and a right wheel drive system 4b.
  • the number of steering rocker arms 73 is at least two, corresponding to the left wheel side drive system 4a and the right wheel side drive system 4b.
  • the rubber wheel power dispersion bogie assembly proposed by the present invention through the design of the upper and lower kingpins, can make the wheel side drive system rotate around the kingpin, cooperate with the steering knuckle arm, steering tie rod, steering rocker arm, etc. to realize the steering function, and solve the current problem. There are technical issues where the product cannot be turned.
  • a steering knuckle arm 71 is installed on the left wheel side drive system 4a;
  • the steering knuckle arm 71 is connected with the steering tie rod 72;
  • the steering rod 72 is connected with the steering rocker arm 73;
  • the steering oil cylinder on the whole vehicle is connected with the connection hole, which drives the steering rocker arm 73 to rotate, drives the steering rod 72 to move laterally, and the steering rod 72 passes through the steering knuckle arm 71 to make the left wheel drive system 4a wind around the upper kingpin 11 and the lower kingpin 12 rotations to realize the steering function.
  • the left wheel side drive system 4a is connected with the upper kingpin 11 and the lower kingpin 22 through bearings, and the left wheel side drive system 4a can rotate around the upper and lower kingpins;
  • the upper kingpin 11 is connected with the upper swing arm 31 through the upper pin shaft 21, and the upper king pin 11 can rotate around the upper pin shaft 21 relative to the upper swing arm 31;
  • the lower main pin 12 is connected with the lower swing arm 32 through the lower pin shaft 22 , and the lower king pin 12 can rotate around the lower pin shaft 22 relative to the lower swing arm 32 .
  • connection relationship and working principle of the components of the right wheel drive system 4b are corresponding to those of the left wheel drive system 4a, and will not be repeated here.
  • the upper kingpin 11 and the lower kingpin 12 are of split design, so that the wheel drive system has space to integrate the motor and the reducer to realize the driving function.
  • the upper swing arm 31 can be split or integral.
  • the lower swing arm 32 can be split or integral.
  • an airbag arm 52 is installed on the upper kingpin 11, and the airbag 51 is installed on the airbag arm 52 by bolts, so that the upper swing arm 31 can have a shorter length to increase the channel width, increase the channel width, and solve the problem of The problem of the small space above the drive shaft of the existing centralized drive.
  • the airbag 51 may be replaced by a torsion bar spring.
  • the air bag 51 has another name called an air spring, and the air bag 51 and the torsion bar spring play a role in mitigating impact, and the air bag arm 52 is used as a support for installing the air bag.
  • the air bag arm 52 can be canceled, and the torsion bar spring is installed on the upper kingpin 11.
  • the shock absorber 61 is installed on the lower main pin 12 through bolts to realize the shock absorbing function.
  • the stabilizer bar 62 is respectively connected with the lower swing arms 32 corresponding to the left wheel side drive system 4a and the right wheel side drive system 4b through connecting rods, so as to realize the function of improving lateral stability.
  • the stabilizer bar 62 may be a hydraulic stabilizer bar or other active stabilizer bars.
  • the steering rocker arms 73 corresponding to the left wheel side drive system 4 a and the right wheel side drive system 4 b are connected through tie rods 74 .
  • the left wheel side drive system 4a and the right wheel side drive system 4b are respectively integrated with components such as a reducer, a motor, a wheel hub, a half shaft, and a brake to realize functions such as driving and braking.
  • the speed reducer of the present invention adopts two-stage reduction, and the transmission ratio is relatively large.
  • Figure 3 discloses a schematic diagram of a speed reducer according to an embodiment of the present invention. As shown in Figure 3, the present invention proposes a left wheel side drive system 4a and a right wheel side drive system 4b, wherein the integrated speed reducer is a two-stage reduction:
  • the first-stage reduction mechanism 401 is a fixed-axis cylindrical gear transmission
  • the two-stage reduction mechanism 402 is planetary gear transmission
  • the processing technology of the front and back sides of the tooth surface is exactly the same, which can realize bidirectional torque transmission.
  • the wheel drive system rotates around the kingpin, and cooperates with the steering knuckle arm, steering tie rod, steering rocker arm, etc. to realize the steering function;
  • the wheel drive system can have space to integrate the motor and reducer to realize the driving function
  • connection should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal connection of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Platform Screen Doors And Railroad Systems (AREA)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)

Abstract

一种胶轮动力分散转向架总成，该转向架总成包括轮边驱动系统、上主销（11）、下主销（12）、转向节臂（71）、转向拉杆（72）和转向摇臂（73）；轮边驱动系统与上主销（11）、下主销（12）连接；轮边驱动系统安装有转向节臂（71）；转向节臂（71）与转向拉杆（72）连接；转向拉杆（72）与转向摇臂（73）连接；转向摇臂（73）留有连接孔；整车上的转向油缸与该连接孔连接，驱动转向摇臂（73）旋转，带动转向拉杆（72）横向运动，转向拉杆（72）通过转向节臂（71）使轮边驱动系统绕上主销（11）和下主销（12）旋转，实现车辆转向。该胶轮动力分散转向架总成将动力系统分散至各个轮边，增大通道宽度，实现转向功能。

Description

一种胶轮动力分散转向架总成 技术领域
本发明涉及轨道交通转向架总体结构技术领域，更具体的说，涉及一种胶轮动力分散转向架总成。
背景技术
近年来，我国城市轨道交通得到了迅猛发展，城市轨道交通是指具有连续导向能力的专线公共交通系统，其特点表现为拥有特定轨道，车辆沿轨道运行。常见的城市轨道交通有地铁、轻轨、有轨电车等。胶轮列车以其节能经济、绿色环保的优势得到众多大中型城市的青睐。
目前，国内外胶轮转向架结构较多，但存在以下问题：
1)难以适用于低地板布置；
2)不具备转向功能；
3)难以提供较大车内空间。
中国实用新型CN201821031945.X公开了一种车辆和轮边驱动装置，轮边驱动装置包括：独立悬架，轮毂，减速器，和驱动部件；其中，驱动部件通过减速器驱动轮毂转动，且驱动部件和轮毂位于减速器的同侧。
中国实用新型CN201921123102.7提供了一种集成式独立悬架轮边驱动系统及汽车，集成式独立悬架轮边驱动系统包括壳体，壳体内设有电机和减速器，壳体上设有安装口，安装口上连接有盖板，壳体上还设有轴管，减速器的动力输出端连接有穿过轴管的轮边半轴，壳体外表面上一体成型有上支撑臂和下支撑臂，上支撑臂上设有用于安装气囊的安装结构，壳体外表面或上支撑臂或下支撑臂上设有用于铰接减振器的铰接结构以及用于固定制动单元的固定结构。
上述实用新型所涉及的技术均为适用于公交车非驱动桥的轮边驱动系统，其结构特点为将电机和传动系统布置在轮边，采用上下摆臂的双横臂悬架结构， 但是并不能实现转向功能。
发明内容
本发明的目的是提供一种胶轮动力分散转向架总成，解决现有技术的转向架结构不能转向的问题。
为了实现上述目的，本发明提供了一种胶轮动力分散转向架总成，包括轮边驱动系统、上主销、下主销、转向节臂、转向拉杆和转向摇臂：
所述轮边驱动系统，与上主销、下主销连接；
所述轮边驱动系统，安装有转向节臂；
所述转向节臂，与转向拉杆连接；
所述转向拉杆，与转向摇臂连接；
所述转向摇臂，留有连接孔；
整车上的转向油缸与该连接孔连接，驱动转向摇臂旋转，带动转向拉杆横向运动，转向拉杆通过转向节臂使轮边驱动系统绕上主销和下主销旋转，实现车辆转向。
在一实施例中，所述胶轮动力分散转向架总成，还包括上摆臂、下摆臂、上销轴和下销轴：
上主销，通过上销轴与上摆臂连接，上主销绕上销轴相对上摆臂旋转；
下主销，通过下销轴与下摆臂连接，下主销绕下销轴相对下摆臂旋转。
在一实施例中，所述轮边驱动系统，包括减速器、电机、轮毂、半轴和制动器，实现车辆驱动与制动：
所述减速器为两级减速，
一级减速机构为定轴圆柱齿轮传动；
二级减速机构为行星齿传动。
在一实施例中，所述胶轮动力分散转向架总成，还包括气囊和气囊臂：
上主销上安装有气囊臂，气囊安装在气囊臂上。
在一实施例中，所述胶轮动力分散转向架总成，还包括扭杆弹簧：
上主销上安装有扭杆弹簧。
在一实施例中，所述胶轮动力分散转向架总成，还包括减振器：
所述减振器安装在下主销上。
在一实施例中，所述胶轮动力分散转向架总成，还包括稳定杆，所述轮边驱动系统，包括左轮边驱动系统和右轮边驱动系统：
所述稳定杆，通过连杆分别与左轮边驱动系统、右轮边驱动系统对应的下摆臂连接；
左轮边驱动系统和右轮边驱动系统对应的转向摇臂通过横拉杆连接。
在一实施例中，所述稳定杆包括液压式稳定杆和主动式稳定杆。
在一实施例中，所述上摆臂包括分体式或整体式；
所述下摆臂包括分体式或整体式。
在一实施例中，所述上主销为分体式；
所述下主销为分体式。
本发明提出的一种胶轮动力分散转向架总成，将动力系统分散至各个轮边，增大通道宽度，实现转向功能。
本发明提出的一种胶轮动力分散转向架总成，具体具有以下有益效果：
1)通过上下主销的设计，使轮边驱动系统绕主销旋转，配合转向节臂、转向拉杆、转向摇臂等实现转向功能；
2)通过分体式上下主销的设计，使得轮边驱动系统得以有空间集成电机和减速器实现驱动的功能；
3)通过上主销与气囊臂实现的气囊的安装方式使得上摆臂有可以有较短的长度来增加通道宽度。
附图说明
本发明上述的以及其他的特征、性质和优势将通过下面结合附图和实施例的描述而变的更加明显，在附图中相同的附图标记始终表示相同的特征，其中：
图1揭示了根据本发明一实施例的胶轮动力分散转向架总成的第一示意图；
图2揭示了根据本发明一实施例的胶轮动力分散转向架总成的第二示意图；
图3揭示了根据本发明一实施例的减速器的示意图。
图中各附图标记的含义如下：
11上主销；
12下主销；
21上销轴；
22下销轴；
31上摆臂；
32下摆臂；
4a左轮边驱动系统；
4b右轮边轮动系统；
401一级减速机构；
402二级减速机构；
51气囊；
52气囊臂；
61减震器；
62稳定杆；
71转向节臂；
72转向拉杆；
73转向摇臂；
74横拉杆。
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅用以解释发明，并不用于限定发明。
图1和图2分别揭示了根据本发明一实施例的胶轮动力分散转向架总成的第一示意图和第二示意图，如图1和图2所示的实施例，本发明提出的胶轮动 力分散转向架总成，包括左轮边驱动系统4a、右轮边驱动系统4b、上摆臂31、下摆臂32、上主销11、下主销12、上销轴21、下销轴22、转向节臂71、转向拉杆72、转向摇臂73、减振器61、稳定杆62、气囊51和气囊臂52等组成。
在本实施例中，轮边驱动系统，包括左轮边驱动系统4a和右轮边驱动系统4b。
上摆臂31、下摆臂32、上主销11、下主销12、上销轴21、下销轴22、气囊51、气囊臂52、减振器61、转向节臂71、转向拉杆72、转向摇臂73的数量至少为2个，与左轮边驱动系统4a、右轮边驱动系统4b相对称对应。
本发明提出的胶轮动力分散转向架总成，通过上下主销的设计，可以使轮边驱动系统绕主销旋转，配合转向节臂、转向拉杆、转向摇臂等实现转向功能，解决目前现有产品不能转向的技术问题。
以左轮边驱动系统4a为例，说明上述零部件的连接关系和工作原理。
左轮边驱动系统4a上安装有转向节臂71；
转向节臂71与转向拉杆72连接；
转向拉杆72与转向摇臂73连接；
转向摇臂73上留有连接孔；
整车上的转向油缸与该连接孔连接，驱动转向摇臂73旋转，带动转向拉杆72横向运动，转向拉杆72再通过转向节臂71使左轮边驱动系统4a绕上主销11和下主销12旋转，实现转向的功能。
左轮边驱动系统4a，通过轴承与上主销11、下主销22连接，轮左轮边驱动系统4a可以绕上下主销旋转；
上主销11，通过上销轴21与上摆臂31连接，上主销11可以绕上销轴21相对上摆臂31旋转；
下主销12，通过下销轴22与下摆臂32连接，下主销12可以绕下销轴22相对下摆臂32旋转。
右轮边驱动系统4b的零部件的连接关系和工作原理与左轮边驱动系统4a相对应，这里不再赘述。
将动力系统分散至各个轮边，解决集中驱动在扩展编组时路面附着不够的问题。
在本实施例中，上主销11和下主销12为分体式设计，使得轮边驱动系统得以有空间集成电机和减速器实现驱动的功能。
在本实施例中，上摆臂31可以为分体式或整体式。
在本实施例中，下摆臂32可以为分体式或整体式。
在本实施例中，上主销11上安装有气囊臂52，气囊51通过螺栓安装在气囊臂52上，使得上摆臂31可以有较短的长度来增加通道宽度，增大通道宽度，解决现有集中驱动的驱动轴上方空间小的问题。
在其他实施例中，气囊51可以用扭杆弹簧替代。
气囊51又名空气弹簧，气囊51和扭杆弹簧是起缓和冲击作用，气囊臂52是作为安装气囊的一个支座。
扭杆弹簧取代气囊51后，气囊臂52可取消，上主销11上安装有扭杆弹簧。
在本实施例中，减振器61，通过螺栓安装在下主销12上，实现减振功能。
在本实施例中，稳定杆62，通过连杆分别与左轮边驱动系统4a、右轮边驱动系统4b对应的下摆臂32连接，实现提高侧向稳定性的功能。
稳定杆62，可以是液压式稳定杆或其他主动式稳定杆。
左轮边驱动系统4a和右轮边驱动系统4b对应的转向摇臂73通过横拉杆74连接。
左轮边驱动系统4a和右轮边驱动系统4b，分别集成减速器、电机、轮毂、半轴、制动器等部件，实现驱动、制动等功能。
与现有技术的转向架的传动结构不同，本发明的减速器采用的二级减速，传动比较大。
图3揭示了根据本发明一实施例的减速器的示意图，如图3所示，本发明提出的左轮边驱动系统4a和右轮边驱动系统4b，其中集成的减速器为两级减速：
其中，一级减速机构401为定轴圆柱齿轮传动；
二级减速机构402为行星齿传动；
齿面正、反面的加工工艺完全一致，可实现双向传递扭矩。
本发明提出的一种胶轮动力分散转向架总成，具体具有以下有益效果：
1)通过上下主销的设计，使轮边驱动系统绕主销旋转，配合转向节臂、转向拉杆、转向摇臂等实现转向功能；
2)通过分体式上下主销的设计，使得轮边驱动系统得以有空间集成电机和减速器实现驱动的功能；
3)通过上主销与气囊臂实现的气囊的安装方式使得上摆臂有可以有较短的长度来增加通道宽度。
尽管为使解释简单化将上述方法图示并描述为一系列动作，但是应理解并领会，这些方法不受动作的次序所限，因为根据一个或多个实施例，一些动作可按不同次序发生和/或与来自本文中图示和描述或本文中未图示和描述但本领域技术人员可以理解的其他动作并发地发生。
如本申请和权利要求书中所示，除非上下文明确提示例外情形，“一”、“一个”、“一种”和/或“该”等词并非特指单数，也可包括复数。一般说来，术语“包括”与“包含”仅提示包括已明确标识的步骤和元素，而这些步骤和元素不构成一个排它性的罗列，方法或者设备也可能包含其他的步骤或元素。
在本发明的描述中，需要说明的是，术语“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本发明和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本发明的限制。
在本发明的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接， 也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连同。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本发明中的具体含义。
上述实施例是提供给熟悉本领域内的人员来实现或使用本发明的，熟悉本领域的人员可在不脱离本发明的发明思想的情况下，对上述实施例做出种种修改或变化，因而本发明的保护范围并不被上述实施例所限，而应该是符合权利要求书提到的创新性特征的最大范围。

Claims (10)

  1. 一种胶轮动力分散转向架总成，其特征在于，包括轮边驱动系统、上主销、下主销、转向节臂、转向拉杆和转向摇臂：
    所述轮边驱动系统，与上主销、下主销连接；
    所述轮边驱动系统，安装有转向节臂；
    所述转向节臂，与转向拉杆连接；
    所述转向拉杆，与转向摇臂连接；
    所述转向摇臂，留有连接孔；
    整车上的转向油缸与该连接孔连接，驱动转向摇臂旋转，带动转向拉杆横向运动，转向拉杆通过转向节臂使轮边驱动系统绕上主销和下主销旋转，实现车辆转向。
  2. 根据权利要求1所述的胶轮动力分散转向架总成，其特征在于，还包括上摆臂、下摆臂、上销轴和下销轴：
    上主销，通过上销轴与上摆臂连接，上主销绕上销轴相对上摆臂旋转；
    下主销，通过下销轴与下摆臂连接，下主销绕下销轴相对下摆臂旋转。
  3. 根据权利要求1所述的胶轮动力分散转向架总成，其特征在于，所述轮边驱动系统，包括减速器、电机、轮毂、半轴和制动器，实现车辆驱动与制动：
    所述减速器为两级减速，
    一级减速机构为定轴圆柱齿轮传动；
    二级减速机构为行星齿传动。
  4. 根据权利要求1所述的胶轮动力分散转向架总成，其特征在于，还包括气囊和气囊臂：
    上主销上安装有气囊臂，气囊安装在气囊臂上。
  5. 根据权利要求1所述的胶轮动力分散转向架总成，其特征在于，还包括扭杆弹簧：
    上主销上安装有扭杆弹簧。
  6. 根据权利要求1所述的胶轮动力分散转向架总成，其特征在于，还包括减振器：
    所述减振器安装在下主销上。
  7. 根据权利要求2所述的胶轮动力分散转向架总成，其特征在于，还包括稳定杆，所述轮边驱动系统，包括左轮边驱动系统和右轮边驱动系统：
    所述稳定杆，通过连杆分别与左轮边驱动系统、右轮边驱动系统对应的下摆臂连接；
    左轮边驱动系统和右轮边驱动系统对应的转向摇臂通过横拉杆连接。
  8. 根据权利要求7所述的胶轮动力分散转向架总成，其特征在于，所述稳定杆包括液压式稳定杆和主动式稳定杆。
  9. 根据权利要求2所述的胶轮动力分散转向架总成，其特征在于：
    所述上摆臂包括分体式或整体式；
    所述下摆臂包括分体式或整体式。
  10. 根据权利要求1所述的胶轮动力分散转向架总成，其特征在于：
    所述上主销为分体式；
    所述下主销为分体式。
PCT/CN2022/091346 2021-06-17 2022-05-07 一种胶轮动力分散转向架总成 WO2022262458A1 (zh)

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