WO2022148278A1 - 一种轨道弹条，轨道垫圈及轨道扣件组件 - Google Patents

一种轨道弹条，轨道垫圈及轨道扣件组件 Download PDF

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Publication number
WO2022148278A1
WO2022148278A1 PCT/CN2021/142233 CN2021142233W WO2022148278A1 WO 2022148278 A1 WO2022148278 A1 WO 2022148278A1 CN 2021142233 W CN2021142233 W CN 2021142233W WO 2022148278 A1 WO2022148278 A1 WO 2022148278A1
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WO
WIPO (PCT)
Prior art keywords
washer
teeth
track
rail
elastic
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PCT/CN2021/142233
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English (en)
French (fr)
Inventor
米建军
Original Assignee
米建军
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Publication date
Application filed by 米建军 filed Critical 米建军
Publication of WO2022148278A1 publication Critical patent/WO2022148278A1/zh

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B9/00—Fastening rails on sleepers, or the like
    • E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B9/00—Fastening rails on sleepers, or the like
    • E01B9/62—Rail fastenings incorporating resilient supports

Definitions

  • the present application relates to the field of rail fasteners, in particular to a rail clip, a washer and a rail fastener assembly.
  • the rail transit system uses vehicles to run on a fixed track, which has the advantages of fast operation speed, large carrying capacity, small impact on the environment, low energy consumption, safety, and expansion of urban space.
  • the rail of rail transit is the basis for vehicle operation. It needs to be fixed safely and reliably to ensure the normal operation of the vehicle.
  • Track fixing requires the use of track fasteners.
  • the track fasteners must be used for many years without loosening.
  • the existing technology uses one or two spacers, which are arranged on the elastic strips and bolts. In between, two grooves are set on the gasket to cooperate with the elastic strip, but the elastic strip will still slide relative to the gasket and the track, that is, the distance between the elastic strip and the track will change and loosen, and cause the bolt to loosen.
  • the technical solution of the track fastener assembly still has the problems of loose bolts and loose spring strips, which often require inspection and maintenance. Therefore, it is necessary to design more secure and reliable fasteners to save manpower and material resources and reduce risks.
  • the purpose of the present application is to provide a rail spring strip, a washer and a rail fastener assembly, in particular, inter-engaging teeth are provided between the contact surfaces of the rail fastener assembly, and the meshed teeth prevent the rail fastener assembly from each Looseness between parts, the teeth are one-way teeth and limit teeth, which prevent the looseness between the parts of the track fastener assembly and affect the track fixation and safety.
  • a rail clip which is used for withholding and fixing the rail on the rail foundation through bolts, and the clip is provided with a first A limit tooth
  • the first limit tooth can be a concave-convex vertebral body, a sphere, or a strip shape
  • one of the embodiments is that the first limit tooth is arranged in a shape parallel to each other, used to limit the elastic bar and the bolt or between the gaskets.
  • An orbital washer the orbital washer is arranged between a bolt and an elastic strip, the washer has two surfaces, a positive and a negative, and second limit teeth are arranged on the front of the washer, and the second limit teeth are mutually
  • the parallel shape is arranged, the second limit teeth are arranged in the grooves, the grooves are parallel to each other, the second limit teeth are axially perpendicular to the grooves, and the first concentric teeth are arranged on the reverse side of the washer,
  • the first concentric teeth are arranged around the washer, and the first concentric teeth are unidirectional teeth.
  • a track fastener assembly comprising bolts, washers and elastic strips, the bolts are connected with the track base, the bolts press the elastic strips through the washers, the elastic strips press and fix the track on the track base, and the bolts are provided with a second surface on the contact surface of the bolts and the washers.
  • Concentric teeth, the second concentric teeth of the bolt and the first concentric teeth on the washer are set to engage with each other, the first concentric teeth and the second concentric teeth are one-way teeth between the positions where the bolt and the washer contact, and the first concentric teeth are unidirectional teeth.
  • the concentric teeth and the second concentric teeth are arranged in a divergent shape to the surroundings, the second concentric teeth are arranged around the bolt, the one-way teeth on the washer and the bolt are engaged with each other, and the elastic bar is provided with a first Limiting teeth, the washer is provided with a second limiting tooth, the second limiting tooth can be a concave-convex vertebral body, a sphere, or a strip shape, and the first limiting tooth and the second limiting tooth mesh with each other, that is, the first A limit tooth and a second limit tooth mesh with each other concave and convex, the second limit tooth of the washer is arranged in the groove, the groove can wrap the elastic bar, at least can wrap the elastic bar with a limit The tooth part, that is, the elastic bar can be close to the groove, so that the first limit tooth and the second limit tooth of the washer and the elastic bar are in close engagement with each other, the grooves are parallel to each other, and the bolt is in contact with each other.
  • Track fastener components including bolts, washers, and clips.
  • the bolts hold the track by pressing the clips with washers.
  • the bolts include a threaded rod and a screw head or nut.
  • the track bolt contains a threaded rod.
  • screw head the screw head is set at one end of the screw, there are threads on the screw, the screw is screwed into the reserved hole of the sleeper under the track foundation, and the washer and the elastic strip are pressed by the screw head, and the elastic strip is close to the track to realize the withholding and fixing of the track.
  • the track bolt contains a screw and a nut
  • the screw is pre-embedded and fixed in the track foundation sleeper, the screw is upward, and the screw has a thread, and the nut is screwed on the screw thread and pressed down.
  • the structure of the elastic strip is generally curved. The curved shape allows the elastic strip to have a certain deformation ability.
  • the fixed track does not move and vibrate, and it also gives the washer and the bolt the same reaction force.
  • the bolt includes a screw head or a nut, and the teeth of the screw head are arranged in the direction of the screw head.
  • the nut On the surface of the screw, the nut is arranged on the side of the nut facing the washer and the elastic strip, and teeth are provided on the contact surface of the washer and the bolt, and only a part of the elastic strip is in contact with the washer during the tightening action of the track fastener assembly. , it is only necessary to set the limit teeth in this part.
  • Both the bolt and the washer are teeth that mesh with each other.
  • the teeth can be of various shapes and can be many small cones. The small cones between the contact surfaces are convex and concave to each other.
  • the meshing can be a straight line radially radiating outward along the axis of the bolt, it can be an involute arc or a straight line, and it can be stepped.
  • the teeth between the bolt and the washer are one-way to prevent the bolt from loosening. Teeth, one-way teeth can only be overtaken in one direction, and one-way teeth can prevent the bolt from being reversed and loosened to the greatest extent.
  • teeth There are various types of teeth that mesh with each other between the washer and the contact surface of the bolt and the spring strip.
  • the bolts, washers and elastic strips are restrained and fixed to each other. Some bolts are provided with extended flanges on the screw head or nut, and flanges are provided on the bolts, which can also increase the contact area between the various components, reduce the stress and reduce the stress.
  • teeth on the surface in contact with the washer at the bottom of the flange meshing with the teeth of the washer, preferably one-way teeth, to prevent the bolt from being loosened upside down.
  • limit teeth in the groove and the limit teeth of the washer and the spring bar are engaged with each other to limit the movement between the washer and the spring bar.
  • An orbital elastic strip of the present application an installation and use method of a rail washer and a rail fastener assembly is as follows: first, use a tool to press down the elastic strip to a set position, and then tighten the bolt according to the set torque to compress the washer and the spring. strip, and then release the pressing tool. Through such installation, the friction damage between the bolt, the washer and the contact surface of the spring strip can be minimized during the bolt tightening process.
  • the installation and use method of a track fastener assembly of the present application is as follows: , The track-track fastener components on the lateral sides of the same track are installed synchronously.
  • Synchronous installation means that the bolts on the lateral sides of a track are tightened at the same pace, and the tightening progress and force are basically the same.
  • the two sides of the track are balanced and the force is applied to prevent the track from tilting toward the side where the track fastener assembly is installed first.
  • the installation and use method of a track fastener assembly of the present application is as follows: The components are installed synchronously.
  • Synchronous installation means that the horizontal bolts of the two rails are tightened at the same pace, and the tightening progress and force are basically the same. Through this installation method, the connection between the track and the sleeper of the same rail vehicle can be fixed and the force is balanced. , to prevent the track from being unbalanced to move the position, and the installation and use method of the track fastener assembly of the present application is also applicable to the installation and use of the existing track fastener.
  • the beneficial effect of the present application is that: the use of the track spring bar, the track washer and the track fastener assembly described in the present application, because the teeth and grooves are provided on the bolt, the washer and the spring bar, the To the effect: First, the bolt can only be surpassed in one direction by the one-way tooth between the washer and the washer without loosening caused by inversion. Second, the bolt is fixed to the track foundation, and the washer will not be loose because the bolt will not loosen. , Third, because of the grooves and limit teeth between the washer and the elastic strip, after tightening, there will be no positional movement between the elastic strip and the washer, so the elastic strip will not be generated between the rail and the rail.
  • the installation and use method has the advantages of convenience and reliability, the production is simple, and it can be easily used in conjunction with various existing fastening methods and devices to prevent the track from being buckled.
  • the parts and components are loosened to ensure the safe and stable operation of the rail transit system.
  • Fig. 1 is the top surface schematic diagram of a kind of track spring strip with the present application
  • Fig. 2 is a kind of rail spring strip side schematic diagram of the application
  • FIG. 3 is a schematic diagram of a track washer according to the application.
  • FIG. 4 is a schematic side view of a track fastener assembly of the application.
  • FIG. 1 is a schematic diagram of the top surface of a track spring bar according to the application.
  • 1 is the U-shaped portion of the spring bar
  • 2 is the spring arm of the spring bar
  • 3 is the first limit tooth.
  • the first limit tooth 3 is arranged on the top surface of the U-shaped portion 1 of the elastic bar, and the elastic arm 2 is pressed against the track.
  • This figure is the most commonly used shape of the elastic bar in the prior art, and is only used to illustrate the structure of the application. According to the principle, there are various shapes of elastic bars that can use the structure of the present application.
  • Fig. 2 is a side view of a track spring bar of the application;
  • Fig. 1 is the U-shaped portion of the spring bar, 2 is the spring bar elastic arm, and 3 is the first limit tooth. It can be seen from this figure that the The structure of the first limiting tooth 3, the U-shaped portion 1 of the elastic bar is provided with two sets of the first limiting teeth 3, the direction of the end of the elastic arm 2 in the figure is toward the outside of the elastic bar, or it can be In the clip, it does not affect the use of the description of this application.
  • FIG. 3 is a schematic diagram of a track washer according to the application; in the figure 5 is a first concentric tooth, 9 is a limit tooth, 10 is a groove, 11 is a washer body, and the first concentric tooth 5 in the figure is a one-way tooth, concentric It is arranged around the washer body 11 , and limiting teeth 9 are arranged in the groove 10 , and the limiting teeth 9 are parallel to each other.
  • FIG. 4 is a schematic side view of a track fastener assembly according to the application; in the figure 1 is the U-shaped portion of the spring bar, 3 is the first limit tooth, 4 is the second limit tooth, 5 is the first concentric tooth, and 6 is the first concentric tooth.
  • the second concentric teeth, 7 is a flange, 8 is a screw head, in the figure, the U-shaped part 1 of the spring bar is provided with a first limit tooth 3, and the side of the washer close to the spring bar is provided with a second limit tooth 4, the said The second limit tooth 4 is arranged in the groove, the first limit tooth 3 of the U-shaped portion of the spring bar 1 and the second limit tooth 4 of the washer are arranged in a concave-convex fit with each other, and the washer is provided with a first concentric tooth 5 on the side close to the bolt , the first concentric tooth 5 is a one-way tooth.
  • the screw head 8 of the bolt is provided with a flange 7, and the flange 7 is provided with a second concentric tooth 6 on the side close to the washer.
  • the first concentric tooth The one-way teeth between 5 and the second concentric tooth 6 are engaged with each other. During the bolt tightening process, the one-way teeth surpass each other. After the tightening is completed, the bolt and the washer are locked and cannot rotate backwards, and the washer and the spring are locked.
  • the grooves and the limit teeth define the position of each other, it can be understood that before completing the fastening of the rail fastener assembly, the position between the washer and the elastic strip can be moved to make the limit teeth engage in a proper position, To make the elastic strip and the track have a set distance, the same structural principle can be realized on the nut of the embedded bolt.
  • the rail spring bars also have many shapes and combinations.
  • the present application can also be combined with various structures such as washers.
  • the limit teeth are arranged between the washer and the spring bars.
  • the shape is a straight line, and it can also be set as a shape that is bent and parallel to each other, which can play a limiting role. Therefore, it is obvious that the above-mentioned embodiments are used to illustrate rather than limit the present application.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Gasket Seals (AREA)
  • Bolts, Nuts, And Washers (AREA)

Abstract

本申请的目的是在于提供一种轨道弹条，一种垫圈及轨道扣件组件，具体是在轨道扣件组件的接触面间设有互相啮合的齿，通过啮合的齿防止轨道扣件组件各部分之间松动，所述的齿是单向齿和限位齿，防止轨道扣件组件各部分之间发生松动，影响轨道固定和安全。

Description

一种轨道弹条，轨道垫圈及轨道扣件组件 技术领域
本申请涉及轨道紧固件领域, 具体是一种轨道弹条，垫圈及轨道扣件组件。
 背景技术
轨道交通系统使用车辆在固定的固定轨道上运行，具有运营速度快，运载能力大，对环境影响小，能源消耗低，安全，扩展城市空间等优点，轨道交通的轨道是车辆运行的基础，轨道需要安全可靠地固定才能保证车辆的正常运行，轨道固定需要使用轨道扣件，轨道扣件必须经过很多年使用而不会松动，现有技术使用一个或两个垫片，设置在弹条和螺栓之间，在垫片上设置两个凹槽，与弹条配合，但是弹条相对于垫片和轨道仍然会滑动，即弹条与轨道之间距离会变化松动，并引起螺栓松动，现有轨道扣件组件的技术方案仍然存在螺栓的松动和弹条松动的问题，经常需要检查维护，因此需要设计更加安全可靠的扣件，节约人力物力，减少危险。
 技术解决方案
本申请的目的是在于提供一种轨道弹条,一种垫圈及轨道扣件组件，具体是在轨道扣件组件的接触面间设有互相啮合的齿，通过啮合的齿防止轨道扣件组件各部分之间松动，所述的齿是单向齿和限位齿，防止轨道扣件组件各部分之间发生松动，影响轨道固定和安全。
本申请为实现上述目的，通过以下技术方案实现：一种轨道弹条，用于将轨道通过螺栓扣压固定在轨道基础之上，所述弹条在弹条与螺栓或垫圈接触的位置设有第一限位齿，所述第一限位齿可以为凹凸的椎体，球体，或条状，实施例之一是所述第一限位齿为互相平行形状设置，用于限制弹条与螺栓或垫圈之间的位置。
一种轨道垫圈，所述轨道垫圈设置在螺栓和弹条之间，所述垫圈具有正反两个面，在所述垫圈的正面设置第二限位齿，所述第二限位齿为互相平行形状设置，所述第二限位齿设置在凹槽里面，所述凹槽互相平行，所述第二限位齿与凹槽轴向垂直，在所述垫圈的反面设置第一同心齿，所述第一同心齿环绕垫圈设置，所述第一同心齿为单向齿。
一种轨道扣件组件，包括螺栓，垫圈和弹条，螺栓与轨道基础连接，螺栓通过垫圈压紧弹条，弹条扣压固定轨道于轨道基础，螺栓在螺栓与垫圈接触的面设有第二同心齿，所述螺栓第二同心齿和垫圈上的第一同心齿为互相配合啮合设置，在螺栓和垫圈接触的位置之间第一同心齿和第二同心齿为单向齿，所述第一同心齿和第二同心齿为向周围发散形状设置，所述第二同心齿为在螺栓上环绕设置一圈，在垫圈和螺栓上的单向齿互相配合啮合，在弹条设有第一限位齿，在垫圈设有第二限位齿，所述第二限位齿可以为凹凸的椎体，球体，或条状，第一限位齿和第二限位齿互相啮合，即第一限位齿和第二限位齿互相凹凸啮合，所述垫圈的第二限位齿设置在凹槽里面，所述凹槽能够包裹卡位所述弹条，至少可以包裹弹条设有限位齿的部分，即所述弹条可以靠近设置在凹槽内，使垫圈和弹条的第一限位齿和第二限位齿互相接近啮合，所述凹槽互相平行，所述螺栓与所述垫圈接触的位置设置在螺栓的螺杆头或螺帽，所述螺杆头或螺帽具有法兰，在所述弹条与轨道基础之间还设有垫片。
轨道扣件组件，包括螺栓，垫圈和弹条，螺栓通过垫圈压紧弹条而固定轨道，螺栓包括螺杆和螺杆头或螺帽，在实际轨道扣件应用中，一种设置是轨道螺栓含有螺杆和螺杆头，螺杆头设置在螺杆一端，螺杆上有螺纹，螺杆拧入轨道基础下面轨枕的预留孔中，并由螺杆头压紧垫圈和弹条，弹条紧靠轨道，实现扣压固定轨道的目的；一种设置是轨道螺栓含有螺杆和螺帽，螺杆预埋端朝下预埋固定在轨道基础轨枕中，螺杆朝上，螺杆具有螺纹，使用螺帽拧在螺杆螺纹上，向下压紧垫圈和弹条，固定轨道，所述弹条的结构一般为弯曲形状，弯曲的形状允许弹条具有一定的变形能力，在所述弹条被螺栓压紧后，能够持续给轨道以压力，固定轨道不出现移动振动等情况，也给予垫圈和螺栓同样大小的反作用力，在螺栓朝向垫圈和弹条一面设有齿，这里螺栓包括螺杆头或螺帽，螺杆头的齿设置在螺杆头朝向螺杆的面上，螺帽设置在螺帽朝向垫圈和弹条的一面，在所述垫圈与螺栓的接触面部分设有齿，弹条在轨道扣件组件的紧固作用中只有一部分与垫圈接触，只需要在这个部分设置限位齿即可，螺栓和垫圈两者为互相啮合的齿，齿可以多种形状，可以是很多小锥体，接触面间的小锥体互相凸起和凹陷地啮合，可以是沿着螺栓的轴线向外径向辐射的直线，可以是渐开弧线或直线，可以是阶梯状，优选的在所述螺栓和垫圈之间的齿为防止螺栓松动的单向齿，单向齿只能够单向超越，单向齿能够最大限度地防止螺栓的倒转松动，垫圈与螺栓和弹条接触的面之间都设有互相啮合的各类齿，通过这样的设置可以把螺栓和垫圈和弹条三者互相约束固定，有些螺栓在螺杆头或螺母设有扩展法兰，在螺栓设有法兰，也能够增加各个部件之间的接触面积，减少受力压强，并增加接触摩擦力，在法兰底部与垫圈接触的面有齿，与垫圈的齿啮合，优选的为单向齿，防止螺栓倒转松动，垫圈与弹条之间设有上述的凹槽，在凹槽里面有限位齿，垫圈和弹条的限位齿互相啮合限制垫圈和弹条之间的移动。
本申请的一种轨道弹条，一种轨道垫圈和轨道扣件组件的安装使用方法为，先用工具压下弹条至设定的位置，按照设定的扭矩旋紧螺栓压紧垫圈和弹条，然后释放压紧工具，通过这样的安装能够尽量减少螺栓上紧过程中，螺栓与垫圈和弹条的接触面之间的摩擦伤害，本申请的一种轨道扣件组件的安装使用方法为，同一根轨道横向两侧的轨道轨道扣件组件同步安装，同步安装就是一根轨道横向两侧的螺栓旋紧的步调一致，旋紧的进度和力量基本相同，通过这样的安装方法，能够使轨道两侧平衡受力，防止轨道朝向首先安装轨道扣件组件的一侧倾斜，本申请的一种轨道扣件组件的安装使用方法为，同一轨道车辆行驶的两根轨道横向的所有轨道扣件组件同步安装，同步安装就是两根轨道横向的螺栓旋紧的步调一致，旋紧的进度和力量基本相同，通过这样的安装方法，能够使同一轨道车辆行驶的轨道与轨枕的连接固定受力平衡，防止轨道受力不平衡移动位置，本申请的一种轨道扣件组件的安装使用方法同样适用于现有轨道扣件的安装使用。
有益效果
本申请的有益效果在于：采用本申请所述的一种轨道弹条，一种轨道垫圈和轨道扣件组件，因为在螺栓，垫圈和弹条上设有所述的齿和凹槽，能够起到作用：第一，螺栓因为通过与垫圈之间的单向齿只能够单向超越而不会产生倒转导致的松动，第二，螺栓与轨道基础固定，垫圈因为螺栓不会松动而不会松动，第三，因为设置的垫圈与弹条之间的凹槽和限位齿，紧固以后，使弹条和垫圈之间不会产生位置移动，因此弹条不会与所述轨道之间产生距离移动，防止因为弹条与轨道之间的位置变化引起轨道松动危险；安装使用方法具有方便可靠的优点，制作简单，可以很方便与现有各种紧固方法和装置配合使用，防止轨道扣件组件松动，实现保障轨道交通系统的安全稳定运行。
 附图说明
图1为具有本申请的一种轨道弹条顶面示意图；
图2为本申请的一种轨道弹条侧面示意图；
图3为本申请的一种轨道垫圈示意图；
图4为本申请的一种轨道扣件组件侧面示意图；
图中1为弹条U形部，2为弹条弹力臂，3为第一限位齿，4为第二限位齿，5为第一同心齿，6为第二同心齿，7为法兰，8为螺杆头，9为限位齿，10为凹槽，11为垫圈本体。
 本发明的最佳实施方式
下面结合具体实施例，进一步阐述本申请，图1为本申请的一种轨道弹条顶面示意图，图中1为弹条U形部，2为弹条弹力臂，3为第一限位齿，图中第一限位齿3设置在弹条U形部1的顶面，弹力臂2扣压轨道，本图为现有技术最常用的一种弹条形状，仅用于说明本申请的结构原理，还有多种弹条形状可以使用本申请结构。
图2为本申请的一种轨道弹条侧面示意图；图中1为弹条U形部，2为弹条弹力臂，3为第一限位齿，从本图中可以看出本申请所述第一限位齿3结构，所述弹条弹条U形部1上设有两组所述第一限位齿3，本图中弹力臂2的端头方向朝弹条外，也可以朝弹条内，不影响本申请的说明使用。
图3为本申请的一种轨道垫圈示意图；图中5为第一同心齿，9为限位齿，10为凹槽，11为垫圈本体，图中第一同心齿5为单向齿，同心环绕垫圈本体11设置，在凹槽10 内设置限位齿9，限位齿9互相平行。
图4为本申请的一种轨道扣件组件侧面示意图；图中1为弹条U形部， 3为第一限位齿，4为第二限位齿，5为第一同心齿，6为第二同心齿，7为法兰，8为螺杆头，在图中弹条U形部1设有第一限位齿3，垫圈靠近弹条的一面设有第二限位齿4，所述第二限位齿4设置在凹槽里面，弹条U形部1的第一限位齿3和垫圈第二限位齿4互相凹凸配合设置，垫圈靠近螺栓的一面设有第一同心齿5，所述第一同心齿5为单向齿，在本实施例的螺栓的螺杆头8设有法兰7，法兰7在靠近垫圈的一侧设有第二同心齿6，第一同心齿5和第二同心齿6两者之间的单向齿互相配合啮合，在螺栓紧固的过程中单向齿互相超越，在紧固完成之后，螺栓和垫圈锁止不能倒退转动，垫圈和弹条因为凹槽和限位齿互相限定位置，可以理解的是，在完成所述轨道扣件组件的紧固之前，可以移动垫圈和弹条之间的位置使限位齿啮合在合适的位置，而使弹条与轨道具有设定的距离，同样结构原理可以在预埋螺栓的螺帽上实现。
可以理解的是，本申请所述的旋进包括顺时针和逆时针，本申请图片及说明书仅以顺时针为例，当然还可以逆时针设置，相关内容本领域技术人员可以理解实施，不限制本申请的技术方案。
仅通过所选的实施例对本申请进行了说明，所述轨道弹条还有很多种形状和组合，本申请也可以与各种垫圈等结构组合，设置在垫圈和弹条之间的限位齿本实施例中的是直线形状，也可以都设置为互相配合弯曲平行的形状，都可以起到限位的作用，因此显而易见的是，上述的实施例用于说明而不是用于限定本申请。

Claims (10)

  1. 一种轨道弹条，用于将轨道通过螺栓扣压固定在轨道基础之上，其特征在于：所述弹条在弹条与螺栓或垫圈接触的位置设有第一限位齿。
  2. 根据权利要求1所述的一种弹条，其特征在于：所述第一限位齿为互相平行形状设置。
  3. 一种轨道垫圈，其特征在于：在所述垫圈的正面设置平行第二限位齿，在所述垫圈的反面设置第一同心齿。
  4. 根据权利要求3所述的一种轨道垫圈，其特征在于：所述第一同心齿为单向齿。
  5. 根据权利要求3所述的一种轨道垫圈，其特征在于：所述第二限位齿设置在凹槽里面，所述凹槽互相平行。
  6. 根据权利要求3所述的一种轨道垫圈，其特征在于：所述第二限位齿与凹槽轴向垂直。
  7. 一种轨道扣件组件，包括螺栓，垫圈和弹条，螺栓通过垫圈压紧弹条，弹条扣压固定轨道于轨道基础，其特征在于：螺栓在螺栓与垫圈接触的面设有第二同心齿，所述螺栓第二同心齿和垫圈上的第一同心齿为互相配合啮合设置，在弹条设有第一限位齿，在垫圈设有第二限位齿，第一限位齿和第二限位齿互相啮合，所述垫圈的第二限位齿设置在凹槽里面，所述凹槽能够包裹所述弹条。
  8. 根据权利要求7所述的一种轨道扣件组件，其特征在于：所述螺栓与所述垫圈接触的位置设置在螺栓的螺杆头或螺帽。
  9. 根据权利要求8所述的一种轨道扣件组件，其特征在于：所述螺杆头或螺帽具有法兰。
  10. 根据权利要求7所述的一种轨道扣件组件，其特征在于：在所述弹条与轨道基础之间还设有垫片。
PCT/CN2021/142233 2021-01-07 2021-12-28 一种轨道弹条，轨道垫圈及轨道扣件组件 WO2022148278A1 (zh)

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