WO2021147512A1 - 跨座式单轨行走机构及轨道车辆 - Google Patents

跨座式单轨行走机构及轨道车辆 Download PDF

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Publication number
WO2021147512A1
WO2021147512A1 PCT/CN2020/132529 CN2020132529W WO2021147512A1 WO 2021147512 A1 WO2021147512 A1 WO 2021147512A1 CN 2020132529 W CN2020132529 W CN 2020132529W WO 2021147512 A1 WO2021147512 A1 WO 2021147512A1
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WIPO (PCT)
Prior art keywords
rod
straddle
linear motor
type monorail
traveling mechanism
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PCT/CN2020/132529
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English (en)
French (fr)
Inventor
李茂春
陶功安
郭庆升
陈国胜
李冠军
颜志军
汪林峰
谭云
孙志明
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中车株洲电力机车有限公司
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Application filed by 中车株洲电力机车有限公司 filed Critical 中车株洲电力机车有限公司
Publication of WO2021147512A1 publication Critical patent/WO2021147512A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
    • B61B13/00—Other railway systems
    • B61B13/04—Monorail systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61C—LOCOMOTIVES; MOTOR RAILCARS
    • B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
    • B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
    • B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
    • B61C9/50—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies

Definitions

  • the invention relates to the technical field of rail vehicle drive systems, in particular to a straddle-type monorail traveling mechanism.
  • the present invention also relates to a rail vehicle including the straddle-type monorail traveling mechanism.
  • Straddle-type monorail trains refer to trains that run on straddle-type monorails.
  • the straddle-type monorail is supported, stabilized and guided by a single track, and the train body rides on the rail beam.
  • Straddle-type monorail trains have good operational safety, no derailment danger and other interference, excellent curve ability, climbing ability, acceleration and deceleration performance, and have the advantages of strong crosswind resistance, low noise, and small footprint.
  • a linear motor is used for traction to realize non-adhesive driving.
  • Chinese Patent Publication No. CN102358293A discloses a straddle-type single-rail transportation vehicle non-adhesive drive structure, which includes running wheels, two bogies and linear motors arranged on the two bogies, and the linear motors drive the bogies to move.
  • the present invention aims to provide a straddle-type monorail traveling mechanism and a rail vehicle, which can effectively extend the service life of traveling wheels while avoiding the wear of guide wheels.
  • Another object of the present invention is to provide a rail vehicle including the above-mentioned straddle-type monorail traveling mechanism.
  • a straddle-type monorail traveling mechanism includes walking wheels and two bogies, and also includes guiding electromagnets installed on both sides of the bogies for guiding the vehicle, and arranged between the two bogies
  • a metal induction structure is arranged on both sides of the monorail, and the metal induction structure is shared by the linear motor and the guiding electromagnet. Therefore, the present invention uses a guiding electromagnet to guide the side of the bogie, and at the same time, a linear motor is used for traction and braking.
  • the guiding electromagnet guides the bogie, and the linear motor drives the bogie to move, reducing The wear of the guide driving wheel is avoided while the wear of the guide wheel is avoided.
  • the linear motor of the present invention is installed on both sides, and needs to adapt to the change of the distance between the two sides of the bogie when the vehicle passes a curve, and at the same time, avoid interference in the lateral direction with the track.
  • the present invention can be further optimized.
  • the following is the technical solution formed after optimization:
  • it further includes a hinge assembly connecting the bogie and the linear motor.
  • the articulated assembly includes two articulated rod groups for supporting the linear motor, the two articulated rod groups correspond to the two bogies one-to-one, and the articulated rod group includes two ends connected to the two bogies.
  • the first articulated rod and the second articulated rod articulated by the bogie and the linear motor, the end points of the first articulated rod and the second articulated rod in the same articulated rod group are arranged in an isosceles trapezoid, showing vertical Move towards nodding.
  • the two articulated rod groups are arranged in parallel, and are arranged front and rear along the moving direction of the rail vehicle, the first articulated rod and the second articulated rod in the same articulated rod group are on the same vertical plane, and The vertical plane is perpendicular to the horizontal plane, and the inclination of the articulated rod group adapts to the change of the distance L between the inner and outer sides of the two bogies.
  • the hinge assembly further includes a Z-shaped pull rod assembly for transmitting the traction braking force of the linear motor
  • the Z-shaped pull rod assembly includes a first end rod, an intermediate connecting rod, and a second end that are hinged in sequence
  • the ends of the first end rod and the second end rod away from the intermediate connecting rod are respectively connected to the two bogies in one-to-one correspondence, and the shaft of the intermediate connecting rod is connected to the two bogies through a hinge shaft.
  • the linear motor is articulated. Therefore, when the vehicle enters the curve, the distance L between the inner and outer sides of the two bogies changes, and the first end rod and the second end rod adapt to the change of L through the change of the angle ⁇ .
  • each bogie are provided with the guide electromagnets, and the two sides of the guide rails opposite to each other are provided with metal sensing structures that can correspond to the guide electromagnets.
  • the distance between the guiding electromagnet and the metal sensing structure is 8mm-12mm , More preferably 10mm.
  • the bogie is traction braked by a linear motor.
  • the traveling wheel no longer transmits the traction braking force, reducing abrasion, and extending the service life of the traveling wheel.
  • the housing of the linear motor can be overlapped with the bogie.
  • the internal space of the car body can be significantly increased and the induction gap is not affected by the vertical load, effectively improving the efficiency of the linear motor and the maintainability of the straddle-type monorail traveling mechanism.
  • the linear motor and the two bogies are connected by a Z-shaped tie rod assembly; preferably, the Z-shaped tie rod assembly includes a first end rod, an intermediate connecting rod, and a second end rod that are hinged in sequence. The ends of the first end rod and the second end far away from the intermediate connecting rod are respectively connected to the two bogies in a one-to-one correspondence, and the shaft of the intermediate connecting rod is hinged with the linear motor through a hinge shaft.
  • the linear motor is installed on the side of the track and between the two bogies, and the linear motor and the guide electromagnet are at the same height.
  • the present invention also provides a rail vehicle, which includes a straddle-type monorail traveling mechanism, and the straddle-type monorail traveling mechanism is the straddle-type monorail traveling mechanism described in any one of the above.
  • the straddle-type monorail traveling mechanism includes a traveling wheel, a linear motor, a guide electromagnet, and two bogies.
  • the guiding electromagnets are installed on both sides of the bogie to guide the bogie; the linear motor is arranged between the sides of the two bogies, and the linear motor drives the bogie to move linearly.
  • the beneficial effect of the present invention is: as can be seen from the above description, in the straddle monorail traveling mechanism provided by the present invention, the linear motor is used for traction and braking, and the linear motor (traction motor) is installed on the side of the front and rear bogies. In between, the guide wheels and the linear motor (traction motor) share the track, so that the traveling wheels no longer transmit traction braking force, reducing wear, thereby extending the service life of the traveling wheels, reducing the number of tracks and reducing the track height.
  • the present invention adopts guiding electromagnets on the side for guiding and linear motor traction, which reduces the wear of the guide driving wheel and avoids the wear of the guide wheel.
  • the guiding electromagnet is installed on the side of the bogie, the linear motor (traction motor) is installed between the sides of the front and rear bogies, and the guiding electromagnet and the linear motor (traction motor) share the induction rail.
  • FIG. 1 is a schematic structural diagram of a straddle-type monorail traveling mechanism provided by an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a straddle-type monorail traveling mechanism with a guiding electromagnet provided by an embodiment of the present invention
  • FIG. 3 is a diagram of the installation position of the guide electromagnet provided by the embodiment of the present invention.
  • Figure 4 is a top view of a hinge assembly provided by an embodiment of the present invention.
  • Figure 5 is a side view of the installation position of the hinge assembly shown in Figure 4;
  • FIG. 6 is a view of the installation position of the hinge assembly from another perspective provided by the embodiment of the present invention.
  • Fig. 7 is a schematic structural diagram of the straddle-type monorail traveling mechanism provided by the embodiment of the present invention when it moves linearly;
  • Fig. 8 is a schematic structural diagram of the straddle-type monorail traveling mechanism provided by the embodiment of the present invention when moving in a curve.
  • the core of the present invention is to provide a straddle-type monorail traveling mechanism to extend the service life of the traveling wheels, avoid the wear of the guide wheels, and reduce the rail height.
  • Another core of the present invention is to provide a rail vehicle including the above-mentioned straddle-type monorail traveling mechanism.
  • the straddle-type monorail traveling mechanism provided by the specific embodiment of the present invention includes a walking wheel, a linear motor 2 and two bogies 1, the linear motor 2 is arranged between the two bogies 1, and the linear motor 2 Drive the bogie 1 to move.
  • the linear motor 2 is installed on the side of the track, specifically on the outer side of the track, between the two bogies 1, which is convenient for maintenance and installation.
  • the linear motor is used for traction and braking, so that the traveling wheels no longer transmit the traction braking force, reducing wear, and extending the use of the traveling wheels. life.
  • the straddle-type monorail traveling mechanism further includes a hinge assembly 5 connecting the bogie 1 and the linear motor 2.
  • the hinge assemblies 5 are in two groups, and the two groups of hinge assemblies 5 are arranged on opposite sides of the guide rail.
  • the articulated assembly 5 includes two articulated rod groups, the two articulated rod groups are used to support the linear motor 2, the two articulated rods correspond to the two bogies 1, and the articulated rod group includes two The first hinge rod 51 and the second hinge rod 52 whose ends are both hinged to the bogie 1 and the linear motor 2.
  • the first hinge rod 51 and the second hinge rod 52 in the same hinge rod group are on the same vertical plane.
  • the vertical plane is perpendicular to the horizontal plane, and the end points of the first hinge rod 51 and the second hinge rod 52 in the same hinge rod group are arranged in an isosceles trapezoid.
  • the two hinge rod groups are arranged up and down in the vertical direction.
  • the articulated rod group can support the linear motor 2.
  • the bogie 1 and the linear motor 2 move synchronously in the up and down direction, and the two can move along the vehicle through the articulated rod group to produce relative movement.
  • the two articulated rod groups are arranged in parallel, and are arranged front and rear along the moving direction of the rail vehicle.
  • the two first hinge rods 51 are arranged in parallel, and the two second hinge rods 52 are arranged in parallel.
  • the linear motor 2 can pass the curve smoothly through the rotation of the first hinge rod 51 and the second hinge rod 52.
  • the hinge assembly 5 also includes a Z-shaped pull rod assembly for transmitting the traction braking force of the linear motor 2.
  • the Z-shaped pull rod assembly includes a first end rod 53, an intermediate connecting rod 54 and a second end rod 55 that are hinged in sequence.
  • the Z-shaped tie rod assembly is arranged in a zigzag shape, and the ends of the first end rod 53 and the second end away from the intermediate connecting rod 54 are respectively connected to the two bogies 1 in a one-to-one correspondence, and the shaft of the intermediate connecting rod 54 is hinged.
  • the shaft is hinged with the linear motor 2.
  • the middle part of the intermediate connecting rod 54 is hinged with the housing of the linear motor 2 through a hinge shaft.
  • the linear motor 2 and the two bogies 1 are connected by a first end rod 53 and a second end rod 55 to transmit tractive force.
  • first end rod 53 and the second end rod 55 adapt to the change of L through the change of the angle ⁇ .
  • the linear motor 2 is connected to the two bogies 1 by an articulated rod group, so that the linear motor 2 can adapt to the change in the distance between the inner and outer sides of the two bogies 1 after the rail vehicle enters the curve; at the same time, the linear motor 2 and the two bogies 1 It is connected by Z-shaped tie rod components to transmit traction.
  • the straddle-type monorail traveling mechanism further includes guiding electromagnets 3 installed on both sides of the bogie 1 for guiding the vehicle.
  • Guide electromagnets 3 for guiding the vehicle are installed on both sides of the bogie 1, and the gap between the guide electromagnet 3 and the guide rail is controlled by the guide electromagnet 3 and the guide rail to balance the attraction force when the train is running.
  • the induction gap directly affects the efficiency of the linear motor 2. Installing the linear motor 2 on both sides of the straddle monorail can realize that the induction gap is no longer affected by the vertical load.
  • each bogie 1 is provided with guiding electromagnets 3, and two guiding electromagnets 3 are arranged on the opposite sides of the metal induction structure 4 correspondingly.
  • Metal sensing structures 4 are arranged on both sides of the monorail.
  • the traditional guide wheel is replaced by a guide electromagnet 3 to realize wear-free guidance.
  • a metal induction structure 4 is arranged on both sides of the monorail. The metal induction structure 4 is shared by the linear motor 2 and the guide electromagnet 3.
  • the wear-free guiding electromagnet 3 replaces the guiding rubber wheels, realizing wear-free guidance, and achieving environmental protection and reducing wheel-rail noise.
  • the dynamic performance of the vehicle, especially the anti-snaking performance can be optimized.
  • the distance between the guiding electromagnet 3 and the metal sensing structure 4 is 8 mm-12 mm, and specifically, the distance between the guiding electromagnet 3 and the metal sensing structure 4 is 10 mm.
  • guiding electromagnets 3 for vehicle guidance can also be installed on both sides of the bogie 1. When the train is running, the electromagnet is balanced to control the guiding electromagnet 3 and the metal sensing structure 4 The gap realizes the guidance.
  • the linear motor 2 is located outside the vehicle body, and the outer shell can overlap the bogie 1.
  • the space is large and the induction gap is not affected by the vertical load, which effectively improves the efficiency of the linear motor 2 and the maintainability of the straddle-type monorail traveling mechanism.
  • the rail vehicle provided by the present application includes a straddle-type monorail traveling mechanism, wherein the straddle-type monorail traveling mechanism is any of the above-mentioned straddle-type monorail traveling mechanisms.
  • the specific structure of the straddle-type monorail traveling mechanism is described above.
  • the present application includes the above straddle-type monorail traveling mechanism, which also has the above technical effects.

Abstract

一种跨座式单轨行走机构及轨道车辆，跨座式单轨行走机构包括行走轮及两个转向架(1)，安装在转向架(1)两侧、用于对车辆导向的导向电磁铁(3)，以及设置在两个转向架(1)之间位于两侧的直线电机(2)，单轨两侧布置有金属感应结构(4)，金属感应结构(4)为直线电机(2)与导向电磁铁(3)共用。通过直线电机牵引制动，使得行走轮不再传递牵引制动力，减小磨耗，进而延长了走行轮的使用寿命。

Description

跨座式单轨行走机构及轨道车辆 技术领域
本发明涉及轨道车辆驱动系统技术领域，特别涉及一种跨座式单轨行走机构。本发明还涉及一种包括上述跨座式单轨行走机构的轨道车辆。
背景技术
跨座式单轨列车是指在跨座式单轨铁路上运行的列车，跨座式单轨通过单根轨道来支撑、稳定和导向，列车车体骑跨在轨道梁上运行。跨座式单轨列车运行安全性好，无脱轨危险及其他干扰，其曲线能力、爬坡能力、加减速性能表现优秀，且具有抗侧风能力强、噪声低、占地面积小等优点。
传统的跨座式单轨采用橡胶轮进行导向，橡胶轮存在磨耗。同时采用轮毂电机驱动，走行轮承担牵引制动功能，磨耗较大；驱动电机外挂在轮毂上，影响车内空间且检修不便。如中国专利公开号CN104943707B公开了一种跨座式单轨列车及其转向架，其驱动装置采用电机加齿轮箱传动，均布置在轨道上方，侧面安装导向轮进行导向。
为减少走行轮的磨耗，通过采用直线电机进行牵引，实现非粘着驱动。如中国专利公开号CN102358293A公开了一种跨座式独轨交通车非粘着驱动结构，其包括走行轮及两个转向架和设置在两个转向架上的直线电机，直线电机驱动转向架运动。
但如何避免导向轮的磨耗，仍是本领域技术人员亟待解决的技术难题。
发明内容
本发明旨在提供一种跨座式单轨行走机构及轨道车辆，该行走机构可以有效地延长行走轮的使用寿命，同时避免导向轮磨耗。本发明的另一目的是提供一种包括上述跨座式单轨行走机构的轨道车辆。
为了实现上述目的，本发明所采用的技术方案是：
一种跨座式单轨行走机构，包括行走轮及两个转向架，还包括安装在所述转向架两侧、用于对车辆导向的导向电磁铁，以及设置在两个所述转向架之间位于两侧的直线电机，单轨两侧布置有金属感应结构，该金属感应结构为直线电机与导向电磁铁共用。由此，本发明在转向架的侧面采用了导向电磁铁导向，同时采用直线电机牵引制动，所述导向电磁铁对所述转向架进行导向，所述直线电机驱动所述转向架运动，减少了导向驱动轮磨耗的同时避免了导向轮磨耗。
此外，本发明的直线电机安装于两侧，需适应车辆通过曲线时转向架两侧间距变化，同时要避免于横向与轨道的干涉。
根据本发明的实施例，还可以对本发明作进一步的优化，以下为优化后形成的技术方案：
优选地，还包括连接所述转向架与所述直线电机的铰接组件。
优选地，所述铰接组件包括用于支撑所述直线电机的两个铰接杆组，两个所述铰接杆组与两个所述转向架一一对应，所述铰接杆组包括两端分别与所述转向架和所述直线电机铰接的第一铰接杆和第二铰接杆，同一铰接杆组中所述第一铰接杆和所述第二铰接杆端点连线呈等腰梯形设置，显示垂向点头运动。
优选地，两个所述铰接杆组平行设置，且沿轨道车辆运动方向呈前后设 置，同一所述铰接杆组中所述第一铰接杆和所述第二铰接杆处于同一垂直面，所述垂直面与水平面垂直，通过铰接杆组的倾斜，适应两个转向架之间内外侧的间距L变化。
优选地，所述铰接组件还包括用于传递所述直线电机牵引制动力的Z字型拉杆组件，所述Z字型拉杆组件包括依次铰接的第一端部杆、中间连接杆和第二端部杆，所述第一端部杆和第二端部杆远离所述中间连接杆的一端分别与两个所述转向架一一对应连接，所述中间连接杆杆身通过铰接轴与所述直线电机铰接。由此，当车辆进入曲线后，两个转向架之间内外侧的间距L变化，第一端部杆和第二端部杆通过角度α的变化适应L的变化。
优选地，每个所述转向架对向设置的两侧均设有所述导向电磁铁，导向轨背向设置的两侧均设有能够与所述导向电磁铁对应的金属感应结构。
为了更好地保证列车运行时通过电磁铁吸力平衡控制导向电磁铁3与金属感应结构4之间的间隙实现导向，优选地，所述导向电磁铁与所述金属感应结构的间距为8mm-12mm，更优选为10mm。
优选地，所述转向架通过直线电机牵引制动。从而使得行走轮不再传递牵引制动力，减小磨耗，进而延长了走行轮的使用寿命。
优选地，所述直线电机的外壳可与转向架搭接。由此，通过将直线电机安装在车体外侧侧面，可显著增大车体内部空间且感应间隙不受垂向载荷影响，有效提高直线电机效率和跨座式单轨行走机构的可维护性。
优选地，所述直线电机与两个转向架采用Z字型拉杆组件连接；优选所述Z字型拉杆组件包括依次铰接的第一端部杆、中间连接杆和第二端部杆，所述第一端部杆和第二端部上远离所述中间连接杆的一端分别与两个所述转 向架一一对应连接，所述中间连接杆杆身通过铰接轴与所述直线电机铰接。
优选地，所述直线电机安装于轨道侧面、两个转向架之间，所述直线电机与导向电磁铁处于同一高度。
基于同一个发明构思，本发明还提供了一种轨道车辆，其包括跨座式单轨行走机构，所述跨座式单轨行走机构为上述任一项所述的跨座式单轨行走机构。
在上述技术方案中，本发明提供的跨座式单轨行走机构包括行走轮、直线电机、导向电磁铁及两个转向架。导向电磁铁安装在转向架两侧，对转向架进行导向；直线电机设置在两个转向架侧面之间，直线电机驱动转向架直线运动。
与传统技术相比，本发明的有益效果是：通过上述描述可知，在本发明提供的跨座式单轨行走机构中，通过直线电机牵引制动，直线电机(牵引电机)安装于前后转向架侧面之间，导向轮和直线电机(牵引电机)共用轨道，使得行走轮不再传递牵引制动力，减小磨耗，进而延长了走行轮的使用寿命，同时减少了轨道数量并降低了轨道高度。
与CN102358293A相比，本发明在侧面采用了导向电磁铁导向，同时采用直线电机牵引，减少了导向驱动轮磨耗的同时避免了导向轮磨耗。通过合理布置，导向电磁铁安装于转向架侧面，直线电机(牵引电机)安装于前后转向架侧面之间，导向电磁铁和直线电机(牵引电机)共用感应轨。
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为本发明实施例所提供的跨座式单轨行走机构的结构示意图；
图2为本发明实施例所提供的带导向电磁铁的跨座式单轨行走机构的结构示意图；
图3为本发明实施例所提供的导向电磁铁的安装位置图；
图4为本发明实施例所提供的一种铰接组件的俯视图；
图5为图4所示铰链组件的侧视安装位置图；
图6为本发明实施例所提供的另一种视角的铰接组件的安装位置图；
图7本发明实施例所提供的跨座式单轨行走机构直线运动时的结构示意图；
图8本发明实施例所提供的跨座式单轨行走机构曲线运动时的结构示意图。
其中图1-8中：
1-转向架、2-直线电机、3-导向电磁铁、4-金属感应结构；5-铰接组件、51-第一铰接杆、52-第二铰接杆、53-第一端部杆、54-中间连接杆、55-第二端部杆。
具体实施方式
本发明的核心是提供一种跨座式单轨行走机构，以延长行走轮的使用寿命、避免导向轮磨耗、降低轨道高度。本发明的另一核心是提供一种包括上述跨座式单轨行走机构的轨道车辆。
为了使本领域的技术人员更好地理解本发明的技术方案，下面结合附图 和实施方式对本发明作进一步的详细说明。
请参考图1至图8。在一种具体实施方式中，本发明具体实施例提供的跨座式单轨行走机构包括行走轮、直线电机2及两个转向架1，直线电机2设置在两个转向架1之间，直线电机2驱动转向架1运动。
具体的，直线电机2安装于轨道侧面，具体位于轨道外侧，两个转向架1之间，检修安装方便。
通过上述描述可知，在本申请具体实施例所提供的跨座式单轨行走机构中，通过直线电机牵引制动，使得行走轮不再传递牵引制动力，减小磨耗，进而延长了走行轮的使用寿命。
在一种具体实施方式中，该跨座式单轨行走机构还包括连接转向架1与直线电机2的铰接组件5。优选的如图6和图7所示，铰接组件5为两组，两组铰接组件5设置在导向轨相对两侧。
如图4和图5所示，铰接组件5包括两个铰接杆组，两个铰接杆组用于支撑直线电机2，两个铰接杆与两个转向架1一一对应，铰接杆组包括两端均与转向架1和直线电机2铰接的第一铰接杆51和第二铰接杆52，具体的，同一铰接杆组中第一铰接杆51和第二铰接杆52处于同一垂直面，所述垂直面与水平面垂直，同一铰接杆组中第一铰接杆51和第二铰接杆52端点连线呈等腰梯形设置。具体的，第一铰接杆51和第二铰接杆52靠近直线电机2的一端相互靠近，靠近转向架1的一端相互远离。两个铰接杆组沿竖直方向呈上下布置。铰接杆组能够支撑直线电机2。转向架1与直线电机2在上下方向同步运动，两者沿车辆前进可以通过铰接杆组产生相对运动。
具体的，如图4所示，两个铰接杆组平行设置，沿轨道车辆运动方向呈 前后设置。两个第一铰接杆51平行设置，两个第二铰接杆52平行设置。
具体的，轨道车辆进入曲线后两个转向架1内外侧间距变化，通过第一铰接杆51和第二铰接杆52的转动可使直线电机2顺利通过曲线。
铰接组件5还包括用于传递所述直线电机2牵引制动力的Z字型拉杆组件，Z字型拉杆组件包括依次铰接的第一端部杆53、中间连接杆54和第二端部杆55，Z字型拉杆组件呈Z字形设置，第一端部杆53和第二端部上远离中间连接杆54的一端分别与两个转向架1一一对应连接，中间连接杆54杆身通过铰接轴与直线电机2铰接，具体的，中间连接杆54中部通过铰接轴与直线电机2的外壳铰接。直线电机2与两个转向架1采用第一端部杆53和第二端部杆55连接，传递牵引力。当车辆进入曲线后，两个转向架1之间内外侧的间距L变化，第一端部杆53和第二端部杆55通过角度α的变化适应L的变化。
具体的，直线电机2与两个转向架1采用铰接杆组连接，使直线电机2能够适应轨道车辆进入曲线后两个转向架1内外侧间距变化；同时，直线电机2与两个转向架1采用Z字型拉杆组件连接，传递牵引力。
在一种具体实施方式中，该跨座式单轨行走机构还包括安装在转向架1两侧，用于对车辆导向的导向电磁铁3。通过在转向架1两侧安装有用于对车辆导向的导向电磁铁3，列车运行时通过导向电磁铁3与导向轨吸力平衡控制导向电磁铁3与导向轨之间的间隙实现导向。感应间隙直接影响直线电机2效率，将直线电机2安装在跨座式单轨两侧，可实现感应间隙不再受垂向载荷影响。
在一种具体实施方式中，每个转向架1对向设置的两侧均设有导向电磁 铁3，两个导向电磁铁3对应设置在金属感应结构4相对两侧。在单轨两侧布置有金属感应结构4。
本申请将传统的导向轮由导向电磁铁3替代，实现无磨耗导向，同时在单轨两侧布置金属感应结构4，该金属感应结构4为直线电机2与导向电磁铁3共用。
无磨耗的导向电磁铁3替代了导向橡胶轮，实现了无磨耗导向，实现环保降低轮轨噪音。
通过本发明通过调整电磁铁的控制方法，可优化车辆的动力学性能，尤其是抗蛇形性能。
优选的，导向电磁铁3与金属感应结构4的间距为8mm-12mm，具体的，导向电磁铁3与金属感应结构4的间距为10mm。如图2所示，在图1基础上还可在转向架1两侧安装有用于车辆导向的导向电磁铁3，列车运行时通过电磁铁吸力平衡控制导向电磁铁3与金属感应结构4之间的间隙实现导向。
优选的，直线电机2位于车体外侧，且外壳能够与转向架1搭接。通过将直线电机2安装在车体外侧侧面，空间较大且感应间隙不受垂向载荷影响，有效提高直线电机2效率和跨座式单轨行走机构的可维护性。
本申请提供的一种轨道车辆，包括跨座式单轨行走机构，其中，跨座式单轨行走机构为上述任一种跨座式单轨行走机构，前文叙述了关于跨座式单轨行走机构的具体结构，本申请包括上述跨座式单轨行走机构，同样具有上述技术效果。
本说明书中各个实施例采用递进的方式描述，每个实施例重点说明的都是与其他实施例的不同之处，各个实施例之间相同相似部分互相参见即可。
对所公开的实施例的上述说明，使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的，本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下，在其它实施例中实现。因此，本发明将不会被限制于本文所示的这些实施例，而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。

Claims (14)

  1. 一种跨座式单轨行走机构，包括行走轮及两个转向架(1)，其特征在于，还包括安装在所述转向架(1)两侧、用于对车辆导向的导向电磁铁(3)，以及设置在两个所述转向架(1)之间位于两侧的直线电机(2)，单轨两侧布置有金属感应结构(4)，该金属感应结构(4)为直线电机(2)与导向电磁铁(3)共用。
  2. 根据权利要求1所述的跨座式单轨行走机构，其特征在于，还包括连接所述转向架(1)与所述直线电机(2)的铰接组件(5)。
  3. 根据权利要求2所述的跨座式单轨行走机构，其特征在于，所述铰接组件(5)包括用于支撑所述直线电机(2)的两个铰接杆组，两个所述铰接杆组与两个所述转向架(1)一一对应，所述铰接杆组包括两端分别与所述转向架(1)和所述直线电机(2)铰接的第一铰接杆(51)和第二铰接杆(52)，同一铰接杆组中所述第一铰接杆(51)和所述第二铰接杆(52)端点连线呈等腰梯形设置。
  4. 根据权利要求3所述的跨座式单轨行走机构，其特征在于，两个所述铰接杆组平行设置，且沿轨道车辆运动方向呈前后设置，同一所述铰接杆组中所述第一铰接杆(51)和所述第二铰接杆(52)处于同一垂直面，所述垂直面与水平面垂直。
  5. 根据权利要求3所述的跨座式单轨行走机构，其特征在于，所述铰接组件(5)还包括用于传递所述直线电机(2)牵引制动力的Z字型拉杆组件；优选所述Z字型拉杆组件包括依次铰接的第一端部杆(53)、中间连接杆(54)和第二端部杆(55)，所述第一端部杆(53)和第二端部杆远离所 述中间连接杆(54)的一端分别与两个所述转向架(1)一一对应连接，所述中间连接杆(54)杆身通过铰接轴与所述直线电机(2)铰接。
  6. 根据权利要求1所述的跨座式单轨行走机构，其特征在于，每个所述转向架(1)对向设置的两侧均设有所述导向电磁铁(3)，导向轨背向设置的两侧均设有能够与所述导向电磁铁(3)对应的金属感应结构(4)。
  7. 根据权利要求6所述的跨座式单轨行走机构，其特征在于，所述导向电磁铁(3)与所述金属感应结构(4)的间距为8mm-12mm，优选为10mm。
  8. 根据权利要求1-7中任一项所述的跨座式单轨行走机构，其特征在于，所述直线电机(2)位于轨道侧外。
  9. 根据权利要求1-7中任一项所述的跨座式单轨行走机构，其特征在于，所述导向电磁铁(3)和所述直线电机(2)共用感应轨。
  10. 根据权利要求1-7中任一项所述的跨座式单轨行走机构，其特征在于，所述直线电机(2)驱动所述转向架(1)运动；所述转向架(1)通过直线电机(2)牵引制动。
  11. 根据权利要求1-7中任一项所述的跨座式单轨行走机构，其特征在于，所述直线电机(2)的外壳可与转向架(1)搭接。
  12. 根据权利要求1-7中任一项所述的跨座式单轨行走机构，其特征在于，所述直线电机(2)与两个转向架(1)采用Z字型拉杆组件连接；优选所述Z字型拉杆组件包括依次铰接的第一端部杆(53)、中间连接杆(54)和第二端部杆(55)，所述第一端部杆(53)和第二端部上远离所述中间连接杆(54)的一端分别与两个所述转向架(1)一一对应连接，所述中间连接杆(54)杆身通过铰接轴与所述直线电机(2)铰接。
  13. 根据权利要求1-7中任一项所述的跨座式单轨行走机构，其特征在于，所述直线电机(2)安装于轨道侧面、两个转向架之间，所述直线电机(2)与导向电磁铁(3)处于同一高度。
  14. 一种轨道车辆，包括跨座式单轨行走机构，其特征在于，所述跨座式单轨行走机构为权利要求1-13中任一项所述的跨座式单轨行走机构。
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