WO2022121067A1 - 一种中心销牵引转向架及车辆 - Google Patents

一种中心销牵引转向架及车辆 Download PDF

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Publication number
WO2022121067A1
WO2022121067A1 PCT/CN2021/070093 CN2021070093W WO2022121067A1 WO 2022121067 A1 WO2022121067 A1 WO 2022121067A1 CN 2021070093 W CN2021070093 W CN 2021070093W WO 2022121067 A1 WO2022121067 A1 WO 2022121067A1
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Prior art keywords
center pin
wheels
traction
bogie
frame
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PCT/CN2021/070093
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English (en)
French (fr)
Inventor
蒲亮
唐飞
杨百岭
杨绪杰
冉龙
肖静
丁治雨
叶珍珍
吕红
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重庆中车长客轨道车辆有限公司
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Publication of WO2022121067A1 publication Critical patent/WO2022121067A1/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
    • 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 rail transit, and more particularly, to a center pin traction bogie and a vehicle.
  • straddle monorail As a typical system of urban rail transit, straddle monorail has the advantages of reusability, high resource utilization, simple construction, low cost, short construction period, little interference from ground traffic, strong climbing and curve passing ability, and comfortable ride. , wide field of vision, etc.
  • the existing straddle-type monorail vehicles use rubber tires, which is extremely inconvenient to replace the tires.
  • the tires need to be lifted by lifting the carriage above the bogie. After the tire replacement is completed, the carriage is hoisted back to the bogie. The whole process takes a long time. This leads to high operating costs and maintenance costs for straddle monorail trains.
  • the speed of the tires on both sides of the vehicle is inconsistent during the operation of the vehicle, resulting in eccentric tire wear, which further leads to an increase in operating costs.
  • the invention provides a center pin traction bogie, which can simplify the tire replacement process, reduce the operating cost, and solve the difficult problems in the field at the present stage.
  • Another object of the present invention is to provide a vehicle, which includes the above-mentioned center pin traction bogie, so that the process of tire replacement can be simplified and the operation cost can be reduced.
  • the present invention provides a center pin traction bogie, including: a frame, a running wheel, a horizontal wheel, a driving device, a suspension device, a traction device, a basic braking device, and a height adjusting device;
  • the frame includes an "H"-shaped frame and four supporting legs, the "H"-shaped frame includes two end beams and a cross beam connecting the two end beams, and the four supporting legs are respectively arranged at the two end beams.
  • the two running wheels are arranged on both sides of the beam;
  • the center pin traction bogie there are two sets of the driving devices, and the two sets of the driving devices are respectively used to drive the two traveling wheels.
  • the center pin traction bogie has two basic braking devices, which are respectively used to brake the two running wheels.
  • the center pin traction bogie the basic braking device includes a matching brake disc and a brake caliper, the brake disc is installed on the drive device, and the brake caliper is installed in the framework.
  • the center pin pulls the bogie, and the pulling device is arranged at the center of the beam.
  • the center pin traction bogie the traction device includes a center pin, two traction rubber stacks and two shock absorbers.
  • the center pin pulls the bogie, and the suspension device adopts a rubber spring.
  • the center pin traction bogie there are four rubber springs, which are respectively arranged on the top surfaces of both ends of the two end beams.
  • the center pin pulls the bogie
  • the height adjustment device includes a connected adjustment valve and an adjustment rod
  • the adjustment valve is connected with the carriage
  • the adjustment rod is connected with the frame.
  • a vehicle comprising a center pin traction bogie as described in any one of the preceding items.
  • the center pin traction bogie proposed by the present invention includes: a frame, a running wheel, a horizontal wheel, a driving device, a suspension device, a traction device, a foundation braking device, and a height adjusting device;
  • the frame includes an "H"-shaped frame and four supporting legs , the "H" frame includes two end beams and a beam connecting the two end beams, four supporting legs are respectively arranged on the bottom surfaces of the two end beams;
  • two running wheels are arranged on both sides of the beam; four horizontal wheels Set at the bottom of the support leg.
  • the frame of the above-mentioned bogie is an "H"-shaped frame, and the two running wheels are respectively arranged on both sides of the beam, and the horizontal wheels are installed at the bottom of the support legs, that is, the installation methods of the running wheels and the horizontal wheels are both open; therefore ,
  • the center pin traction bogie proposed by the present invention can simplify the tire replacement process, reduce the operation cost, and solve the difficult problems in this field at the present stage.
  • FIG. 1 is a front view of a bogie in a specific embodiment of the present invention.
  • FIG. 2 is a top view of a bogie in a specific embodiment of the present invention.
  • FIG. 3 is a schematic diagram of a traction device in a specific embodiment of the present invention.
  • the core of the present invention is to provide a center pin traction bogie, which can simplify the tire replacement process, reduce operating costs, and solve the current problems in this field.
  • the center pin traction bogie provided by this specific embodiment includes: a frame 1, a traveling wheel 2, a horizontal wheel 3, a driving device 4, a suspension device 5, a traction device 6, a basic braking device 7, and a height adjusting device; the frame 1 includes "H"-shaped frame and four supporting legs 8, the "H"-shaped frame includes two end beams 9 and a cross beam 10 connecting the two end beams 9, and the four supporting legs 8 are respectively arranged on the bottom surfaces of both ends of the two end beams 9 ; Two running wheels 2 are arranged on both sides of the beam 10; four horizontal wheels 3 are arranged at the bottom of the supporting legs 8.
  • the frame 1 of the above-mentioned bogie is an "H"-shaped frame, and the two running wheels 2 are respectively arranged on both sides of the beam 10, and the horizontal wheels 3 are installed on the bottom of the supporting legs 8, that is, the installation of the running wheels 2 and the horizontal wheels 3
  • the methods are all open; therefore, when it is necessary to replace the running wheel 2 and the horizontal wheel 3, it is not necessary to disassemble the bogie from the vehicle, just make the running wheel 2 off the running track, and directly align the running wheel on the bogie. 2 and the horizontal wheel 3 can be replaced, which simplifies the process of changing the wheel, improves the work efficiency and controls the cost.
  • the center pin traction bogie proposed by the present invention can simplify the tire replacement process, reduce the operating cost, and solve the current difficulties in this field. Please refer to Figure 1- Figure 3 for details.
  • the tires of the above-mentioned running wheels 2 may be pneumatic rubber tires or solid rubber tires, and the bogie is composed of at least two independent running wheels 2 .
  • the running wheel 2 can be installed on the outside of the driving device 4; when replacing the running wheel 2, it is only necessary to lift the frame 1 through the pressure device, and directly disassemble and install the tires from the side of the frame 1, so as to realize the replacement without disassembling and without dropping the carriage.
  • Running wheel 2 works.
  • the center pin traction bogie there may be two sets of driving devices 4 , and the two sets of driving devices 4 may be used to drive two traveling wheels 2 respectively.
  • the motor of the driving device 4 is embedded in the rim of the running wheel 2 of the straddle-type monorail vehicle, and plays a role of supporting the tire and transmitting torque.
  • the driving device 4 includes a motor.
  • the rotor of the motor rotates around the stator of the motor and is connected with the rim of the running wheel 2 to drive the running wheel 2 to rotate, that is, the running wheel 2 is directly driven by the motor.
  • the transmission efficiency is high, and the driving device 4 is compact and small in size. It has the characteristics of lightweight design.
  • the bogie includes two sets of driving devices 4, which can independently drive the two running wheels 2, and can further control the differential speed of the vehicle by controlling the rotational speed of the motor.
  • the above-mentioned center pin 11 pulls the bogie, and there can be two basic braking devices 7, and they are respectively used to brake the two running wheels 2, so as to better realize the differential control of the running wheels 2 on both sides respectively, Avoid inconsistent tire speeds on both sides of the vehicle, resulting in eccentric tire wear, thereby further controlling operating costs.
  • the basic braking device 7 can use hydraulic braking or air braking, or other braking methods that can play an equivalent role.
  • the bogie can also include a support body, which can be installed on the inner side of the running wheel 2 and the horizontal wheel 3, and can temporarily replace the tire when the tire is out of air, further improving the safety factor of the vehicle.
  • the basic braking device 7 may include a matching brake disc and a brake caliper, the brake disc may be mounted on the driving device 4 , and the brake caliper may be mounted on the frame 1 of the bogie.
  • the traction device 6 can be arranged at the center of the beam 10, the upper end of the traction device 6 is connected with the carriage, and the lower end is connected with the frame 1 of the bogie; the traction device 6 can include a center The pin 11 , at least two traction rubber stacks 13 , at least two 45° shock absorbers 12 , and two pairs of stoppers can reduce the vibration of the vehicle while realizing the transmission of traction force.
  • the suspension device 5 can be a rubber spring, such as an air rubber spring, or an hourglass rubber spring.
  • the number of rubber springs can be four, and the four rubber springs can be respectively arranged on the top surfaces of both ends of the two end beams 9, please refer to Figure 1-2; they are mainly used to support the weight of the carriage, and have the functions of shock absorption and track impact mitigation. At the same time, the four rubber springs can effectively restrain the nodding movement of the carriage.
  • the height adjustment device may include a connected adjustment valve and an adjustment rod, wherein the adjustment valve may be connected with the carriage, and the adjustment rod may be connected with the frame 1; the existence of the height adjustment device , which can ensure that the height of the carriage from the track remains unchanged under different weights.
  • the four support legs 8 of the above-mentioned center pin traction bogie can be respectively straddled on both sides of the running track, the two running wheels 2 are located on the upper surface of the running track, and the four horizontal wheels 3 are symmetrically distributed on both sides of the running track, Further, the phenomenon of eccentric tire wear can be better avoided, and the design of the horizontal wheel 3 can guide the vehicle to turn and prevent the vehicle from rolling over.
  • the specific embodiment also provides a vehicle, which includes the above-mentioned center pin traction bogie. Therefore, the vehicle is also within the scope of protection of the present invention.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

一种中心销牵引转向架，包括：构架（1）、走行轮（2）、水平轮（3）、驱动装置（4）、悬挂装置（5）、牵引装置（6）、基础制动装置（7）、高度调节装置；构架（1）包括"H"型架和四个支撑腿（8），"H"型架包括两个端梁（9）和连接两个端梁（9）的横梁（10）；两个走行轮（2）设置于横梁（10）的两侧；四个水平轮（3）设置于支撑腿（8）的底部。转向架的构架（1）为"H"型架，且两个走行轮（2）分别设置于横梁（10）的两侧，且水平轮（3）安装于支撑腿（8）的底部，即走行轮（2）和水平轮（3）的安装方式均为开放式；因此，在需要对走行轮（2）和水平轮（3）进行更换时，无需将转向架从车辆上解编，只需使走行轮（2）脱离行驶轨道，直接在转向架上对走行轮（2）和水平轮（3）进行更换即可，简化了换轮的过程，提高了工作效率且控制了成本。还公开了一种包含该中心销牵引转向架的车辆。

Description

一种中心销牵引转向架及车辆
本申请要求于2020年12月11日提交中国专利局、申请号为202011457338.1、发明名称为“一种中心销牵引转向架及车辆”的国内申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本发明涉及轨道交通技术领域，更具体地说，涉及一种中心销牵引转向架及车辆。
背景技术
跨座式单轨交通作为城市轨道交通的一种典型制式，具有可重复使用、资源利用率高、施工简单、造价低、工期短、受地面交通干扰小、爬坡和曲线通过能力强、乘坐舒适、视野开阔等特点。
现有跨座式单轨车辆采用橡胶轮胎，更换轮胎极不方便，需要吊起转向架上方的车厢才能进行轮胎更换，轮胎更换完成再把车厢吊回到转向架上，整个过程耗时非常长，导致跨座式单轨列车运营成本和维护成本高。且由于轨道梁较窄，车辆在运行过程中存在车辆两侧轮胎速度不一致，造成轮胎偏磨，进一步导致运营成本的增加。
因此，简化轮胎更换的过程，降低运营成本，是现阶段该领域亟待解决的难题。
发明内容
本发明提供了一种中心销牵引转向架，该中心销牵引转向架能够简化轮胎更换的过程，降低运营成本，解决了现阶段该领域的难题。本发明的目的还在于提供一种车辆，该车辆包括上述的中心销牵引转向架，因此，能够简化轮胎更换的过程，降低运营成本。
为解决上述技术问题，本发明提供一种中心销牵引转向架，包括：构架、走行轮、水平轮、驱动装置、悬挂装置、牵引装置、基础制动装置、高度调节装置；
所述构架包括“H”型架和四个支撑腿，所述“H”型架包括两个端梁和连接两个所述端梁的横梁，四个所述支撑腿分别设置于两个所述端梁两端的底面；
两个所述走行轮设置于所述横梁的两侧；
四个所述水平轮设置于所述支撑腿的底部。
优选的，所述的中心销牵引转向架，所述驱动装置为两套，两套所述驱动装置分别用于驱动两个所述走行轮。
优选的，所述的中心销牵引转向架，所述基础制动装置为两个，分别用于对两个所述走行轮进行制动。
优选的，所述的中心销牵引转向架，所述基础制动装置包括相配合的制动盘和制动夹钳，所述制动盘安装于所述驱动装置，所述制动夹钳安装于所述构架。
优选的，所述的中心销牵引转向架，所述牵引装置设置于所述横梁的中心位置。
优选的，所述的中心销牵引转向架，所述牵引装置包括中心销、两个牵引橡胶堆和两个减震器。
优选的，所述的中心销牵引转向架，所述悬挂装置采用橡胶弹簧。
优选的，所述的中心销牵引转向架，所述橡胶弹簧为四个，分别设置于两个所述端梁两端的顶面。
优选的，所述的中心销牵引转向架，所述高度调节装置包括相连接的调整阀和调整杆，所述调整阀与车厢相连接，所述调整杆与所述构架相连接。
一种车辆，所述车辆包含有如上任一条所述的中心销牵引转向架。
本发明提出的中心销牵引转向架，包括：构架、走行轮、水平轮、驱动装置、悬挂装置、牵引装置、基础制动装置、高度调节装置；构架包括“H”型架和四个支撑腿，“H”型架包括两个端梁和连接两个端梁的横梁，四个支撑腿分别设置于两个端梁两端的底面；两个走行轮设置于横梁的两侧；四个水平轮设置于支撑腿的底部。上述转向架的构架为“H”型架，且两个走行轮分别设置于横梁的两侧，且水平轮安装于支撑腿的底部，即走行轮和水平轮的安装方式均为开放式；因此，在需要对走行轮和水平轮进行更换时，无需将转向架从车辆上解编，只需使走行轮脱离行驶轨道，直接在转向架上对走行轮和水平轮进行更换即可，简化了换轮的过程，提高了工作效率且控制了成本。因此，本发明提出的中心销牵引转向架，能够简化轮胎更换的过程，降低运营成本，解决了现阶段该领域的难题。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据提供的附图获得其他的附图。
图1为本发明具体实施方式中转向架的主视图；
图2为本发明具体实施方式中转向架的俯视图；
图3为本发明具体实施方式中牵引装置的示意图。
图1-图3中：
构架-1；走行轮-2；水平轮-3；驱动装置-4；悬挂装置-5；牵引装置-6；基础制动装置-7；支撑腿-8；端梁-9；横梁-10；中心销-11；减震器-12；牵引橡胶堆-13。
具体实施方式
本发明的核心是提供一种中心销牵引转向架，该中心销牵引转向架能够简化轮胎更换的过程，降低运营成本，解决了现阶段该领域的难题。
为了使本领域的技术人员更好地理解本发明提供的技术方案，下面将结合附图和具体实施例对本发明作进一步的详细说明。
本具体实施方式提供的中心销牵引转向架，包括：构架1、走行轮2、水平轮3、驱动装置4、悬挂装置5、牵引装置6、基础制动装置7、高度调节装置；构架1包括“H”型架和四个支撑腿8，“H”型架包括两个端梁9和连接两个端梁9的横梁10，四个支撑腿8分别设置于两个端梁9两端的底面；两个走行轮2设置于横梁10的两侧；四个水平轮3设置于支撑腿8的底部。
上述转向架的构架1为“H”型架，且两个走行轮2分别设置于横梁10的两侧，且水平轮3安装于支撑腿8的底部，即走行轮2和水平轮3的安装方式均为开放式；因此，在需要对走行轮2和水平轮3进行更换时，无需将转向架从车辆上解编，只需使走行轮2脱离行驶轨道，直接在转向架上对走行轮2和水平轮3进行更换即可，简化了换轮的过程，提高了工作效率且控制了成本。
因此，本发明提出的中心销牵引转向架，能够简化轮胎更换的过程，降低运营成本，解决了现阶段该领域的难题。具体请参见图1-图3。
上述走行轮2的轮胎，可以是充气橡胶轮胎，或实心的橡胶轮胎，转向架至少由两个独立走行轮2组成。走行轮2可以安装在驱动装置4的外侧；更换走行轮2时，只需要通过压力装置将构架1顶起，从构架1侧面直接拆装轮胎即可，实现了不解编、不落车厢更换走行轮2作业。
本具体实施方式提供的中心销牵引转向架，驱动装置4可以为两套，两套驱动装置4可以分别用于驱动两个走行轮2。
进一步，驱动装置4的电机嵌装于跨座式单轨车辆走行轮2的轮辋中，起着支持轮胎并传递扭矩的作用。
驱动装置4包括电机，电机转子绕电机定子转动，同时与走行轮2的轮辋连接，从而带动走行轮2转动，即由电机直接驱动走行轮2，传动效率高，驱动装置4紧凑，体积小，具备轻量化的设计特点。且转向架包含两套驱动装置4，能够独立对两个走行轮2进行驱动，进而能够通过控制电机的转速来实现对车辆差速的控制。
上述中心销11牵引转向架，基础制动装置7可以为两个，且分别用于对两个走行轮2进行制动，进而更好的实现分别对两侧走行轮2的进行差速控制，避免车辆两侧轮胎速度不一致，造成轮胎的偏磨，从而进一步控制运营成本。
基础制动装置7可以采用液压制动或者空气制动，或者其他能够起到同等作用的制动方式。
上述转向架还可以包括支撑体，该支撑体可以安装于走行轮2和水平 轮3的内侧，在轮胎失气时可以临时替代轮胎使用，进一步提高了车辆行驶的安全系数。
进一步，基础制动装置7可以包括相配合的制动盘和制动夹钳，制动盘可以安装于驱动装置4，制动夹钳可以安装于转向架的构架1。
本具体实施方式提供的中心销牵引转向架，牵引装置6可以设置于横梁10的中心位置，牵引装置6的上端与车厢相连接，下端与转向架的构架1相连接；牵引装置6可以包括中心销11、至少两个牵引橡胶堆13和至少两个45°减震器12，以及两对止挡，进而在实现牵引力传递的同时，能够缓解车辆的振动。
本具体实施方式提供的中心销牵引转向架，悬挂装置5可以采用橡胶弹簧，如空气橡胶弹簧，亦可以为沙漏橡胶弹簧。
进一步，橡胶弹簧可以为四个，四个橡胶弹簧可以分别设置于两个端梁9两端的顶面，请参见图1-2；主要用于支撑车厢的重量，具有减震和缓解轨道冲击的作用，同时四个橡胶弹簧能有效抑制车厢点头运动。
本具体实施方式提供的中心销牵引转向架，高度调节装置可以包括相连接的调整阀和调整杆，其中，调整阀可以与车厢相连接，调整杆可以与构架1相连接；高度调节装置的存在，可以保证车厢在不同重量下距离轨道的高度保持不变。
上述中心销牵引转向架的四个支撑腿8可以分别跨座于行驶轨道的两侧，两个走行轮2位于行驶轨道的上表面，四个水平轮3对称的分布于行驶轨道的两侧，进而更好的避免轮胎出现偏磨的现象，且水平轮3的设计能够引导车辆转向并防止车辆侧翻。
本具体实施方式还提供一种车辆，车辆包含有上述的中心销牵引转向架，因此，该车辆亦在本发明权利保护的范围内。
以上对本发明所提供的一种中心销牵引转向架进行了详细介绍。本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想。应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以对本发明进行若干改进和修饰，这些改进和修饰也落入本发明权利要求的保护范围内。

Claims (10)

  1. 一种中心销牵引转向架，其特征在于，包括：构架(1)、走行轮(2)、水平轮(3)、驱动装置(4)、悬挂装置(5)、牵引装置(6)、基础制动装置(7)、高度调节装置；
    所述构架(1)包括“H”型架和四个支撑腿(8)，所述“H”型架包括两个端梁(9)和连接两个所述端梁(9)的横梁(10)，四个所述支撑腿(8)分别设置于两个所述端梁(9)两端的底面；
    两个所述走行轮(2)设置于所述横梁(10)的两侧；
    四个所述水平轮(3)设置于所述支撑腿(8)的底部。
  2. 根据权利要求1所述的中心销牵引转向架，其特征在于，所述驱动装置(4)为两套，两套所述驱动装置(4)分别用于驱动两个所述走行轮(2)。
  3. 根据权利要求1所述的中心销牵引转向架，其特征在于，所述基础制动装置(7)为两个，分别用于对两个所述走行轮(2)进行制动。
  4. 根据权利要求1所述的中心销牵引转向架，其特征在于，所述基础制动装置(7)包括相配合的制动盘和制动夹钳，所述制动盘安装于所述驱动装置(4)，所述制动夹钳安装于所述构架(1)。
  5. 根据权利要求1所述的中心销牵引转向架，其特征在于，所述牵引装置(6)设置于所述横梁(10)的中心位置。
  6. 根据权利要求1所述的中心销牵引转向架，其特征在于，所述牵引装置(6)包括中心销(11)、两个牵引橡胶堆(13)和两个减震器(12)。
  7. 根据权利要求1所述的中心销牵引转向架，其特征在于，所述悬挂 装置(5)采用橡胶弹簧。
  8. 根据权利要求7所述的中心销牵引转向架，其特征在于，所述橡胶弹簧为四个，分别设置于两个所述端梁(9)两端的顶面。
  9. 根据权利要求1所述的中心销牵引转向架，其特征在于，所述高度调节装置包括相连接的调整阀和调整杆，所述调整阀与车厢相连接，所述调整杆与所述构架(1)相连接。
  10. 一种车辆，其特征在于，所述车辆包含有如权利要求1-9任一项所述的中心销牵引转向架。
PCT/CN2021/070093 2020-12-11 2021-01-04 一种中心销牵引转向架及车辆 WO2022121067A1 (zh)

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