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CN204488814U - Track train and structure of axle box thereof - Google Patents

Track train and structure of axle box thereof Download PDF

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Publication number
CN204488814U
CN204488814U CN201520029183.XU CN201520029183U CN204488814U CN 204488814 U CN204488814 U CN 204488814U CN 201520029183 U CN201520029183 U CN 201520029183U CN 204488814 U CN204488814 U CN 204488814U
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China
Prior art keywords
axle box
hole
box body
box
boss
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Expired - Lifetime
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CN201520029183.XU
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Chinese (zh)
Inventor
王培东
周平宇
周小江
吕晓俊
王大强
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CRRC Qingdao Sifang Co Ltd
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CSR Qingdao Sifang Locomotive and Rolling Stock Co Ltd
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Priority to CN201520029183.XU priority Critical patent/CN204488814U/en
Application granted granted Critical
Publication of CN204488814U publication Critical patent/CN204488814U/en
Priority to PCT/CN2015/094661 priority patent/WO2016112738A1/en
Priority to GB1612605.4A priority patent/GB2537299B8/en
Priority to US15/112,989 priority patent/US10196075B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

本实用新型公开了一种轨道列车及其轴箱结构,该轴箱结构包括轴箱体和定位节点安装座,轴箱体为分体式结构,包括密封配合的上箱体和下箱体,所述上箱体和下箱体共同围成轴承安装腔,且两者通过螺栓连接,定位节点安装座与上箱体一体成型;上箱体的下端面沿轴向的两外侧缘具有向下延伸的凸部,下箱体的上端面的两外侧缘具有向下的凹部,上箱体和下箱体的中部分别设有第一半圆孔和第二半圆孔,凸部和凹部扣合密封装配后,第一半圆孔与第二半圆孔形成轴承安装腔;本文中上箱体和下箱体分体扣合密封连接,有利于形成密封性的轴承安装腔,增加轴承安装的可靠性,并且在轮对拆卸时,只需拆卸下箱体即可实现轮对的快速拆卸,提高更换轮对的效率。

The utility model discloses a rail train and its axle box structure. The axle box structure includes an axle box body and a positioning node mounting seat. The axle box body is a split structure, including an upper box body and a lower box body sealed and matched. The upper box and the lower box together form a bearing installation cavity, and the two are connected by bolts, and the positioning node mounting seat is integrally formed with the upper box; the lower end surface of the upper box has downward extension along the two outer edges of the axial direction. The two outer edges of the upper end surface of the lower box have downward concave parts, and the middle parts of the upper box and the lower box are respectively provided with a first semicircular hole and a second semicircular hole, and the convex part and the concave part are buckled and sealed. Finally, the first semicircular hole and the second semicircular hole form a bearing installation cavity; in this paper, the upper box and the lower box are separately buckled and sealed, which is conducive to forming a sealed bearing installation cavity, increasing the reliability of bearing installation, and When the wheel set is disassembled, the quick disassembly of the wheel set can be realized only by disassembling the lower box, which improves the efficiency of changing the wheel set.

Description

轨道列车及其轴箱结构Rail train and its axle box structure

技术领域 technical field

本实用新型涉及轨道车辆技术领域,特别涉及一种轨道列车及其轴箱结构。 The utility model relates to the technical field of rail vehicles, in particular to a rail train and an axle box structure thereof.

背景技术 Background technique

轴箱结构是连接构架和轮对的活动关节,除了传递各个方向的力和震动外,轴箱结构须保证轮对能够适应线路状况而相对于构架上下跳动和左右横动。 The axle box structure is a movable joint connecting the frame and the wheel set. In addition to transmitting forces and vibrations in various directions, the axle box structure must ensure that the wheel set can jump up and down and move side to side relative to the frame to adapt to the line conditions.

轴箱结构作为连接轮对与构架的重要零部件,轴向结构一般采用转臂式和拉杆式两种结构。目前大多数轨道列车采用转臂式轴箱结构,其中转臂式轴箱结构包括一体式的轴箱和转臂,即转臂式轴箱,转臂式轴箱包括轴箱体和定位节点安装座,轴箱体内部设有轴承,车轴的端部通过轴承设于轴箱内,轴箱体的上端面和转向架构架之间设置有轴箱弹簧,轴箱体外壁上还设有垂向减振器安装座,用于安装垂向减振器的一端,垂向减振器的另一端连接构架。定位节点安装座用于安装定位节点,定位节点用以传递轮对与构架之间的牵引力和制动力。 The axle box structure is an important part connecting the wheel set and the frame, and the axial structure generally adopts two structures of the rotary arm type and the tie rod type. At present, most rail trains adopt the pivoting arm axle box structure, wherein the pivoting arm axle box structure includes an integrated axle box and arm, that is, the pivoting arm axle box, and the pivoting arm axle box includes the axle box body and the installation of positioning nodes There is a bearing inside the axle box, and the end of the axle is arranged in the axle box through the bearing. An axle box spring is arranged between the upper end surface of the axle box and the bogie frame, and a vertical spring is arranged on the outer wall of the axle box. The shock absorber installation seat is used for installing one end of the vertical shock absorber, and the other end of the vertical shock absorber is connected to the frame. The positioning node mounting seat is used to install the positioning node, and the positioning node is used to transmit the traction force and braking force between the wheel set and the frame.

目前,位于轮对内侧附近的车轴上还安装有制动盘,构架上还安装有用于制动制动盘的制动夹钳,其中轮对、制动盘要求在后期使用过程中能够从车轴上拆卸以及快速更换。上述转臂式轴箱安装于轮对的外侧,也就是说,安装于轮对附件的零部件比较多,但是由于车底空间有限,故转臂式轴箱、制动盘、制动夹钳各部件只能在有限空间内布置,也就是说,上述各部件的结构直接影响各部件之间的装配关系,甚至涉及整车的性能。因此,优化转臂式轴箱、制动盘、制动夹钳之间的位置关系一直是本领域内技术人员不断追求的目标。 At present, brake discs are installed on the axle near the inner side of the wheel set, and brake calipers for braking the brake discs are also installed on the frame. Removable and quick replacement. The above-mentioned pivoting arm axle box is installed on the outside of the wheel set, that is to say, there are many parts installed on the wheel set accessories, but due to the limited space at the bottom of the vehicle, the pivoting arm axle box, brake disc, brake caliper Each component can only be arranged in a limited space, that is to say, the structure of the above-mentioned components directly affects the assembly relationship between the components, and even involves the performance of the entire vehicle. Therefore, optimizing the positional relationship among the pivoting arm axle box, the brake disc, and the brake caliper has always been a goal pursued by those skilled in the art.

因此,如何根据车体的现状,优化转臂式轴箱的结构,优化整车布置,以及提高轮对更换速度,是本领域内技术人员亟待解决的技术问题。 Therefore, how to optimize the structure of the pivoting arm axle box according to the current situation of the car body, optimize the layout of the whole vehicle, and improve the speed of wheel set replacement are technical problems to be solved urgently by those skilled in the art.

实用新型内容 Utility model content

本实用新型的目的为提供了一种轨道列车及轴箱结构,通过改变轴箱结构的具体结构,进一步优化了车底部件的布置,可提高轮对更换速度。 The purpose of the utility model is to provide a rail train and an axle box structure. By changing the specific structure of the axle box structure, the arrangement of the bottom parts of the vehicle is further optimized, and the wheel set replacement speed can be improved.

本实用新型提供了一种轨道列车的轴箱结构,包括轴箱体和定位节点安装座,所述轴箱体内设置有轴承安装腔,所述定位节点安装座设置有安装定位节点的安装腔,所述轴箱体为分体式结构,包括密封配合的上箱体和下箱体,所述上箱体和所述下箱体共同围成所述轴承安装腔,且两者通过螺栓连接,所述定位节点安装座与所述上箱体一体成型; The utility model provides an axle box structure of a rail train, comprising an axle box body and a positioning node mounting seat, the axle box body is provided with a bearing mounting cavity, and the positioning node mounting seat is provided with a mounting cavity for installing the positioning node, The axle box is a split structure, including an upper box and a lower box that are sealed and matched. The upper box and the lower box together form the bearing installation cavity, and the two are connected by bolts. The positioning node mounting seat is integrally formed with the upper box body;

所述上箱体的下端面沿轴向的两外侧缘具有向下延伸的凸部,所述下箱体的上端面的两外侧缘具有向下的凹部,所述上箱体和所述下箱体的中部分别设有第一半圆孔和第二半圆孔,所述凸部和所述凹部扣合密封装配后,所述第一半圆孔与所述第二半圆孔形成所述轴承安装腔。 The lower end surface of the upper box has convex portions extending downward on both outer edges in the axial direction, and the two outer edges of the upper end surface of the lower box have downward concave portions. The upper box and the lower The middle part of the box body is respectively provided with a first semicircle hole and a second semicircle hole. After the convex part and the concave part are fastened and sealed, the first semicircle hole and the second semicircle hole form the bearing installation cavity. .

优选地,所述凸部还具有向外延伸的第一凸台,所述凹部具有向外延伸的第二凸台,所述第一凸台上设置有内螺纹孔,所述第二凸台上设置有通孔,所述上箱体和所述下箱体通过同时设于所述通孔和所述内螺纹孔内的螺栓固定连接。 Preferably, the convex part also has a first boss extending outward, the concave part has a second boss extending outward, the first boss is provided with an internal thread hole, and the second boss A through hole is arranged on the top, and the upper box body and the lower box body are fixedly connected by bolts provided in the through hole and the internal threaded hole at the same time.

优选地,沿轴向,所述第一凸台的两端部具有向外延伸的延伸部,两所述延伸部设置有与轨道列车的垂向减振器配合安装的垂向减振器安装座。 Preferably, in the axial direction, both ends of the first boss have extensions that extend outward, and the two extensions are provided with vertical shock absorbers installed in cooperation with the vertical shock absorbers of rail trains. seat.

优选地,还包括定位销,所述定位销包括中部大径段以及位于所述大径段两端的小径段,所述第二凸台的上端面还设有沉孔,且所述大径段的高度小于所述沉孔的大孔的高度,所述第一凸台的下端面的配合位置也设置有定位孔,当所述上箱体和所述下箱体配合安装时,两所述小径段分别设于所述沉孔的小孔内部和所述定位孔内部。 Preferably, a positioning pin is also included, the positioning pin includes a large-diameter section in the middle and small-diameter sections located at both ends of the large-diameter section, a counterbore is also provided on the upper end surface of the second boss, and the large-diameter section The height is less than the height of the large hole of the counterbore, and the matching position of the lower end surface of the first boss is also provided with a positioning hole. When the upper box and the lower box are installed together, the two The small-diameter sections are respectively arranged inside the small hole of the counterbore and inside the positioning hole.

优选地,所述上箱体的外壁上还设置有轮对提吊座,所述轮对提 吊座上设置有竖向的提吊孔;所述下箱体的外壁底部还设置有排障装置安装座,用于安装固定轨道列车的排障装置。 Preferably, the outer wall of the upper box is also provided with a wheel pair lifting seat, and the wheel pair lifting seat is provided with a vertical lifting hole; the bottom of the outer wall of the lower box is also provided with a barrier The device mounting seat is used to install the obstacle removal device of the fixed track train.

优选地,所述上箱体和所述下箱体连接端盖的端部分别周向还设置有第一排水凹槽和第二排水凹槽,所述上箱体和所述下箱体安装后,所述第一排水凹槽和所述第二排水凹槽形成环状凹槽。 Preferably, the ends of the connecting end caps of the upper box and the lower box are respectively provided with a first drainage groove and a second drainage groove in the circumferential direction, and the upper box and the lower box are installed Finally, the first drainage groove and the second drainage groove form an annular groove.

优选地,所述定位节点安装座为分体结构,包括左安装座和右安装座,所述左安装座与所述上箱体一体成型,所述左安装座和所述右安装座均具有向内的凹陷部,当左安装座和所述右安装座配合固定后,两所述凹陷部形成所述定位节点的安装腔。 Preferably, the positioning node mounting base is a split structure, including a left mounting base and a right mounting base, the left mounting base is integrally formed with the upper box body, and both the left mounting base and the right mounting base have For the inward recessed part, when the left mounting seat and the right mounting seat are fixed together, the two recessed parts form the installation cavity of the positioning node.

优选地,所述下箱体的箱体壁上设置有排油孔,所述排油孔内设置有可拆卸的塞子。 Preferably, an oil discharge hole is provided on the box wall of the lower box, and a detachable plug is provided in the oil discharge hole.

本文中上箱体和下箱体分体扣合密封连接,有利于形成密封性的轴承安装腔,增加轴承安装的可靠性,并且在轮对拆卸时,只需拆卸下箱体即可实现轮对的快速拆卸,提高更换轮对的效率。 In this paper, the upper box and the lower box are separately buckled and sealed, which is conducive to forming a sealed bearing installation cavity and increasing the reliability of bearing installation. The quick disassembly of the wheel set improves the efficiency of changing the wheel set.

本实用新型还提供了一种轨道列车,包括轮对、构架以及安装于所述轮对和所述构架之间的轴箱结构,所述轴箱结构为上述任一项所述的轴箱结构,所述构架上设置配合安装所述定位节点的侧梁。 The utility model also provides a rail train, comprising a wheel set, a frame, and an axle box structure installed between the wheel set and the frame, and the axle box structure is the axle box structure described in any one of the above , the frame is provided with side beams that cooperate with the installation of the positioning nodes.

因轨道列车具备上述轴箱结构,故轨道列车也具备该轴箱结构的上述技术效果。 Because the rail train has the above-mentioned axle box structure, the rail train also has the above-mentioned technical effects of the axle box structure.

附图说明 Description of drawings

图1为本实用新型一种实施例中轴箱结构的结构示意图; Fig. 1 is a structural schematic diagram of an axle box structure in an embodiment of the present invention;

图2为图1所示轴箱结构的俯视图; Fig. 2 is a top view of the axle box structure shown in Fig. 1;

图3为图2中的A-A视图; Fig. 3 is A-A view among Fig. 2;

图4为图2中的C-C视图; Fig. 4 is the C-C view among Fig. 2;

图5为图1中的B-B视图。 Fig. 5 is a B-B view in Fig. 1 .

其中,图1至图5中部件名称与附图标记之间的一一对应关系如下所示: Among them, the one-to-one correspondence between the component names and reference signs in Figures 1 to 5 is as follows:

上箱体11、轴承安装腔1a、螺纹孔11a、第一排水槽11c、第二 排水槽12c、弹簧安装座111、螺纹孔111a、定位节点安装座112、安装孔112a、垂向减振器安装座113、轮对提吊座114、螺纹孔115a、凸部116、第一凸台115、第二凸台122、下箱体12、排油孔12b、排障装置安装座121、凸台122、通孔122a、凹部123、转臂13、定位销114、大径段141、第一小径段142、第二小径段143。 Upper box body 11, bearing installation cavity 1a, threaded hole 11a, first drainage groove 11c, second drainage groove 12c, spring mounting seat 111, threaded hole 111a, positioning node mounting seat 112, mounting hole 112a, vertical shock absorber Mounting seat 113, wheel set lifting seat 114, threaded hole 115a, convex part 116, first boss 115, second boss 122, lower box body 12, oil drain hole 12b, troubleshooting device mounting seat 121, boss 122 , the through hole 122 a , the recess 123 , the rotating arm 13 , the positioning pin 114 , the large-diameter section 141 , the first small-diameter section 142 , and the second small-diameter section 143 .

具体实施方式 detailed description

本实用新型的核心为提供一种轨道列车及轴箱结构,通过改变轴箱结构的具体结构,进一步优化了车底部件的布置,可提高轮对更换速度。 The core of the utility model is to provide a rail train and an axle box structure. By changing the specific structure of the axle box structure, the arrangement of the bottom parts of the vehicle is further optimized, and the wheel set replacement speed can be improved.

为了使本领域的技术人员更好地理解本实用新型的技术方案,下面结合附图和具体实施例对本实用新型作进一步的详细说明。 In order to make those skilled in the art better understand the technical solution of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

请参考图1-图2,图1为本实用新型一种实施例中轴箱结构的结构示意图;图2为图1所示轴箱结构的俯视图;图3为图2中的A-A视图。 Please refer to Fig. 1-Fig. 2, Fig. 1 is a schematic structural view of the axle box structure in an embodiment of the present invention; Fig. 2 is a top view of the axle box structure shown in Fig. 1; Fig. 3 is a view of A-A in Fig. 2 .

本实用新型提供了一种轨道列车的轴箱结构,包括轴箱体和定位节点安装座112,轴箱体内设置有轴承安装腔1a,轴承安装于轴承安装腔1a的内部,设置有轮对的车轴的端部通过轴承设于轴箱体的轴承安装腔1a内部。为了保护内部轴承免受外界环境的影响,轴箱体的轴承安装腔1a的两侧还设置有前端盖和后端盖。轴箱体的上端面还设置有轴箱弹簧安装座111,用于安装轴箱弹簧,相应地,构架上设置有弹簧筒,轴箱弹簧设于弹簧筒。一般地,轴箱弹簧安装座111上设置有螺纹孔111a,用于固定弹簧筒。 The utility model provides an axle box structure of a rail train, which includes an axle box body and a positioning node mounting seat 112, a bearing installation cavity 1a is arranged in the axle box body, the bearing is installed inside the bearing installation cavity 1a, and a wheel set is provided. The end of the axle shaft is arranged inside the bearing installation chamber 1a of the axle box through the bearing. In order to protect the internal bearings from the influence of the external environment, front end covers and rear end covers are also provided on both sides of the bearing installation cavity 1a of the axle box body. The upper end surface of the axle box body is also provided with an axle box spring mounting seat 111 for installing the axle box spring. Correspondingly, the frame is provided with a spring barrel, and the axle box spring is arranged in the spring barrel. Generally, the axle box spring mounting seat 111 is provided with a threaded hole 111a for fixing the spring barrel.

定位节点安装座112设置有安装定位节点的安装腔,定位节点用以传递轮对与构架之间的牵引力和制动力。本文中轴箱体可以进一步为分体式结构,包括密封配合的上箱体11和下箱体12,上箱体11和下箱体12共同围成轴承安装腔1a,且两者通过螺栓连接,定位节点安装座112与上箱体11一体成型。 The positioning node mounting seat 112 is provided with an installation cavity for installing the positioning node, and the positioning node is used to transmit traction force and braking force between the wheel set and the frame. In this paper, the shaft box can be further divided into a split structure, including an upper box 11 and a lower box 12 that are sealed and fitted. The upper box 11 and the lower box 12 jointly enclose the bearing installation cavity 1a, and the two are connected by bolts. The positioning node mounting seat 112 is integrally formed with the upper box body 11 .

这样,在轮对更换时,只需将下箱体12从上箱体11上拆卸,以 及拆卸与下箱体12连接的相关部件即可实现轮对的更换,无需拆卸整个轴箱体,大大提高了轮对的更换效率。 In this way, when the wheelset is replaced, only the lower box body 12 needs to be disassembled from the upper box body 11, and the relevant parts connected with the lower box body 12 can be removed to realize the replacement of the wheelset without dismantling the whole axle box body. The replacement efficiency of the wheel set is greatly improved.

对于上箱体11和下箱体12的具体连接结构,以下给出了一种上箱体11和下箱体12的具体结构,具体如下。 Regarding the specific connection structure of the upper box body 11 and the lower box body 12, a specific structure of the upper box body 11 and the lower box body 12 is given below, specifically as follows.

在一种具体实施方式中,上箱体11的下端面沿轴向的两外侧缘具有向下延伸的凸部116,下箱体12的上端面沿轴向的两外侧缘具有向下的凹部123,上箱体11和下箱体12的中部分别设有第一半圆孔和第二半圆孔,凸部116与凹部123扣合密封装配后,第一半圆孔与第二半圆孔形成轴承安装腔1a。需要说明的是,上述的轴向是指轴箱体与轮对处于装配位置时,车轴的轴线方向。 In a specific embodiment, the lower end surface of the upper box body 11 has convex portions 116 extending downward along the two outer edges in the axial direction, and the upper end surface of the lower box body 12 has downward concave portions on both outer edges in the axial direction. 123. The middle parts of the upper box body 11 and the lower box body 12 are respectively provided with a first semicircular hole and a second semicircular hole. After the convex part 116 and the concave part 123 are fastened and sealed, the first semicircular hole and the second semicircular hole form a bearing installation Cavity 1a. It should be noted that the above-mentioned axial direction refers to the axial direction of the axle when the axle box body and the wheel set are in the assembled position.

上箱体11与下箱体12之间可以设置密封圈等实现扣合密封装配,该装配方式有利于提高轴承安装腔1a的密封性。上箱体11和下箱体12内部可以同时设迷宫式密封和间隙密封两种结构,保证密封性能。 A sealing ring or the like can be arranged between the upper box body 11 and the lower box body 12 to realize snap-fit sealing assembly, and this assembly method is conducive to improving the sealing performance of the bearing installation cavity 1a. Two structures of labyrinth seal and gap seal can be set inside the upper box body 11 and the lower box body 12 to ensure the sealing performance.

本文中上箱体和下箱体分体扣合密封连接,有利于形成密封性的轴承安装腔,增加轴承安装的可靠性,并且在轮对拆卸时,只需拆卸下箱体即可实现轮对的快速拆卸,提高更换轮对的效率。 In this paper, the upper box and the lower box are separately buckled and sealed, which is conducive to forming a sealed bearing installation cavity and increasing the reliability of bearing installation. The quick disassembly of the wheel set improves the efficiency of changing the wheel set.

请参考图4,图4为图2中的C-C视图。 Please refer to FIG. 4 , which is a view of C-C in FIG. 2 .

具体地,凸部122还可以具有向外延伸的第一凸台115,凹部123具有向外延伸的第二凸台122,第一凸台115上设置有内螺纹孔115a,第二凸台122上设置有通孔122a,上箱体11和下箱体12通过同时设于通孔122a和内螺纹孔115a内的螺栓固定连接。该结构的轴箱体固定时,螺钉或螺栓的螺纹部自下向上穿过第二凸台122的通孔122a旋紧于第一凸台115的内螺纹孔115a中,实现第一凸台115和第二凸台122的可靠固定。 Specifically, the convex part 122 can also have a first boss 115 extending outward, and the concave part 123 has a second boss 122 extending outward. The first boss 115 is provided with an internal threaded hole 115a, and the second boss 122 A through hole 122a is provided on the top, and the upper box body 11 and the lower box body 12 are fixedly connected by bolts provided in the through hole 122a and the internal threaded hole 115a at the same time. When the axle box of this structure is fixed, the threaded part of the screw or bolt passes through the through hole 122a of the second boss 122 from bottom to top and is screwed in the internal thread hole 115a of the first boss 115 to realize the first boss 115. And the reliable fixing of the second boss 122.

在一种具体实施方式中,沿轴向,第一凸台115的两端部具有向外延伸的延伸部,两延伸部设置有与轨道列车的垂向减振器配合安装的垂向减振器安装座113。本实施例中,垂向减振器安装座113与上箱体11一体成型,无需后续组装,即可简化轴箱体的加工工艺,又可提高轴箱体的使用强度。 In a specific embodiment, along the axial direction, both ends of the first boss 115 have extensions that extend outward, and the two extensions are provided with vertical vibration dampers that are installed in cooperation with the vertical vibration dampers of rail trains. Device mount 113. In this embodiment, the vertical shock absorber mounting seat 113 is integrally formed with the upper box body 11 , without subsequent assembly, which simplifies the processing technology of the axle box body and improves the use strength of the axle box body.

当然,垂向减振器安装座113还可以设置于下箱体12上。例如:第二凸台122的两端部具有向外延伸的延伸部,两所述延伸部设置有与轨道列车的垂向减振器配合安装的垂向减振器安装座113。 Of course, the vertical shock absorber mount 113 can also be arranged on the lower box body 12 . For example: both ends of the second boss 122 have outwardly extending extensions, and the two extensions are provided with vertical shock absorber mounts 113 that are installed in cooperation with the vertical shock absorbers of rail trains.

为了便于上箱体11和下箱体12组装,上述各实施例中的轴箱结构还可以进一步包括定位销114,定位销114包括中部大径段141以及位于大径段141两端的小径段,第二凸台122的上端面还设有沉孔,沉孔包括孔径较大的大径孔和孔径较小的小径孔,且大径段141的高度小于沉孔的大径孔的高度,第一凸台115的下端面的配合位置也设置有定位孔,当上箱体11和下箱体12配合安装时,两小径段分别设于沉孔的小径孔内部和定位孔内部。本文将两小径段定义为第一小径段142和第二小径段143,两者分别与第一凸台115的定位孔和沉孔的小径孔配合,该配合可以为间隙配合,也可以为过盈配合。 In order to facilitate the assembly of the upper box body 11 and the lower box body 12, the axle box structure in the above-mentioned embodiments may further include a positioning pin 114, and the positioning pin 114 includes a large-diameter section 141 in the middle and small-diameter sections at both ends of the large-diameter section 141, The upper end surface of the second boss 122 is also provided with a counterbore. The counterbore includes a large diameter hole with a larger aperture and a small diameter hole with a smaller aperture. The height of the large diameter section 141 is smaller than the height of the large diameter hole of the counterbore. The matching position of the lower end surface of a boss 115 is also provided with a positioning hole. When the upper box body 11 and the lower box body 12 are installed together, the two small-diameter sections are respectively arranged in the small-diameter hole inside and the inside of the positioning hole of the counterbore. In this paper, the two small-diameter sections are defined as the first small-diameter section 142 and the second small-diameter section 143, which are respectively matched with the positioning hole of the first boss 115 and the small-diameter hole of the counterbore. surplus cooperation.

这样,上箱体11和下箱体12在安装时,可以先将定位销114的第二小径段143设于第二凸台122的沉孔的小径孔内,在实现上箱体11和下箱体12快速、精确定位,然后再利用螺栓将上箱体11和下箱体12固定。 In this way, when the upper case 11 and the lower case 12 are installed, the second small-diameter section 143 of the positioning pin 114 can be arranged in the small-diameter hole of the counterbore of the second boss 122, and then the upper case 11 and the lower case can be realized. The box body 12 is positioned quickly and accurately, and then the upper box body 11 and the lower box body 12 are fixed by bolts.

上述各实施例中,上箱体11的外壁上还可以设置有轮对提吊座,轮对提吊座上设置有竖向的提吊孔,下箱体12的外壁底部还设置有排障装置安装座121,用于安装固定轨道列车的排障装置,排障装置安装座121的具体结构请参考图3。 In each of the above-mentioned embodiments, the outer wall of the upper box body 11 can also be provided with a wheel pair lifting seat, the wheel pair lifting seat is provided with a vertical lifting hole, and the bottom of the outer wall of the lower box body 12 is also provided with a barrier The device mounting base 121 is used to install the troubleshooting device for fixed rail trains. For the specific structure of the troubleshooting device mounting base 121, please refer to FIG. 3 .

请综合参考图5,图5为图1中的B-B视图,其中图1-2中仅是示出了左安装座,未示出右安装座。 Please refer to FIG. 5 comprehensively. FIG. 5 is a B-B view in FIG. 1 , in which only the left mounting seat is shown in FIGS. 1-2 , and the right mounting seat is not shown.

进一步地,为了便于定位节点的快速拆卸,定位节点安装座112可以为分体结构,包括左安装座和右安装座,左安装座与上箱体11一体成型,左安装座和右安装座均具有向内的凹陷部,当左安装座和右安装座配合固定后,两凹陷部形成定位节点的安装腔。左安装座和右安装座通过螺栓连接,左安装座的安装孔112a的具体设置请参考图5。 Further, in order to facilitate the quick disassembly of the positioning node, the positioning node mounting base 112 can be a split structure, including a left mounting base and a right mounting base, the left mounting base and the upper box body 11 are integrally formed, and the left mounting base and the right mounting base are both It has an inward recessed part, and when the left mounting seat and the right mounting seat are fixed together, the two recessed parts form an installation cavity for positioning nodes. The left mounting base and the right mounting base are connected by bolts. Please refer to FIG. 5 for the specific setting of the mounting holes 112a of the left mounting base.

上述各实施例中,上箱体11和下箱体12连接端盖的端部分别周 向还设置有第一排水凹槽11c和第二排水凹槽12c,上箱体11和下箱体12安装后,第一排水凹槽11c和第二排水凹槽12c形成环状凹槽。该设置方式可以避免水等液体直接进入轴箱体内部。 In each of the above-mentioned embodiments, the ends of the upper box body 11 and the lower box body 12 connected to the end caps are also provided with a first drainage groove 11c and a second drainage groove 12c in the circumferential direction respectively, and the upper box body 11 and the lower box body 12 After installation, the first drainage groove 11c and the second drainage groove 12c form an annular groove. This arrangement can prevent liquids such as water from directly entering the interior of the axle box.

下箱体12上还进一步设置有排油孔12b,可以再不拆卸其他部件的情况下,将探伤油、轴承润滑脂等排出,提高工作效率。 The lower casing 12 is further provided with an oil discharge hole 12b, which can discharge flaw detection oil, bearing grease, etc. without dismantling other components, thereby improving work efficiency.

在上述轴箱结构的基础上,本文还提供了一种轨道列车,包括轮对、构架以及安装于轮对和构架之间的轴箱结构,轴箱结构为上述任一实施例的轴箱结构。 On the basis of the above-mentioned axle box structure, this paper also provides a rail train, including a wheel set, a frame, and an axle box structure installed between the wheel set and the frame, and the axle box structure is the axle box structure of any of the above-mentioned embodiments .

因轨道列车具备上述轴箱结构,故轨道列车也具备该轴箱结构的上述技术效果。 Because the rail train has the above-mentioned axle box structure, the rail train also has the above-mentioned technical effects of the axle box structure.

以上对本实用新型所提供的一种轨道列车及其轴箱结构进行了详细介绍。本文中应用了具体个例对本实用新型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实用新型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,在不脱离本实用新型原理的前提下,还可以对本实用新型进行若干改进和修饰,这些改进和修饰也落入本实用新型权利要求的保护范围内。 The rail train and its axle box structure provided by the utility model have been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the present utility model, and the descriptions of the above embodiments are only used to help understand the method and core idea of the present utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made to the utility model, and these improvements and modifications also fall into the protection of the claims of the utility model. within range.

Claims (10)

1.一种轨道列车的轴箱结构,包括轴箱体和定位节点安装座(112),所述轴箱体内设置有轴承安装腔(1a),所述定位节点安装座(112)设置有安装定位节点的安装腔,其特征在于,所述轴箱体为分体式结构,包括密封配合的上箱体(11)和下箱体(12),所述上箱体(11)和所述下箱体(12)共同围成所述轴承安装腔(1a),且两者通过螺栓连接,所述定位节点安装座(112)与所述上箱体(11)一体成型; 1. An axle box structure of a rail train, comprising an axle box body and a positioning node mounting seat (112), a bearing mounting cavity (1a) is provided in the described axle box body, and the positioning node mounting seat (112) is provided with a mounting The installation cavity of the positioning node is characterized in that the axle box is a split structure, including an upper box (11) and a lower box (12) that are sealed and fitted, and the upper box (11) and the lower box The box body (12) jointly encloses the bearing installation cavity (1a), and the two are connected by bolts, and the positioning node mounting seat (112) is integrally formed with the upper box body (11); 所述上箱体(11)的下端面沿轴向的两外侧缘具有向下延伸的凸部(116),所述下箱体(12)的上端面的两外侧缘具有向下的凹部(123),所述上箱体(11)和所述下箱体(12)的中部分别设有第一半圆孔和第二半圆孔,所述凸部(116)和所述凹部(123)扣合密封装配后,所述第一半圆孔与所述第二半圆孔形成所述轴承安装腔(1a)。 The lower end surface of the upper case (11) has convex portions (116) extending downward along the two outer edges of the axial direction, and the two outer edges of the upper end surface of the lower case (12) have downward concave portions ( 123), the middle part of the upper box (11) and the lower box (12) is respectively provided with a first semicircular hole and a second semicircular hole, and the convex part (116) and the concave part (123) are buckled After being sealed and assembled, the first semicircular hole and the second semicircular hole form the bearing installation cavity (1a). 2.如权利要求1所述的轨道列车的轴箱结构,其特征在于,所述凸部(116)还具有向外延伸的第一凸台(115),所述凹部(123)具有向外延伸的第二凸台(122),所述第一凸台(115)上设置有内螺纹孔(115a),所述第二凸台(122)上设置有通孔(122a),所述上箱体(11)和所述下箱体(12)通过同时设于所述通孔(122a)和所述内螺纹孔(115a)内的螺栓固定连接。 2. The axle box structure of rail train as claimed in claim 1, is characterized in that, described convex part (116) also has the first boss (115) that extends outwards, and described recessed part (123) has outwards An extended second boss (122), the first boss (115) is provided with an internal threaded hole (115a), the second boss (122) is provided with a through hole (122a), the upper The box body (11) and the lower box body (12) are fixedly connected by bolts provided in the through hole (122a) and the internal threaded hole (115a) at the same time. 3.如权利要求2所述的轨道列车的轴箱结构,其特征在于,沿轴向,所述第一凸台(115)的两端部具有向外延伸的延伸部,两所述延伸部设置有与轨道列车的垂向减振器配合安装的垂向减振器安装座(113)。 3. The axle box structure of rail train as claimed in claim 2, characterized in that, in the axial direction, both ends of the first boss (115) have extensions extending outward, and the two extensions A vertical shock absorber mounting seat (113) cooperating with the vertical shock absorber of the rail train is provided. 4.如权利要求3所述的轨道列车的轴箱结构,其特征在于,还包括定位销(14),所述定位销(14)包括中部大径段(141)以及位于所述大径段(141)两端的小径段,所述第二凸台(122)的上端面还设有沉孔,且所述大径段(141)的高度小于所述沉孔的大孔的高度,所述第一凸台(115)的下端面的配合位置也设置有定位孔,当所述上箱体(11)和所述下箱体(12)配合安装时,两所述小径段分别设于所述沉孔的小孔内部和所述定位孔内部。 4. The axle box structure of rail train as claimed in claim 3, is characterized in that, also comprises locating pin (14), and described locating pin (14) comprises middle large-diameter section (141) and is positioned at described large-diameter section (141) the small-diameter section at both ends, the upper end surface of the second boss (122) is also provided with a counterbore, and the height of the large-diameter section (141) is less than the height of the large hole of the counterbore, the The matching position of the lower end surface of the first boss (115) is also provided with positioning holes. The interior of the small hole of the counterbore and the interior of the positioning hole. 5.如权利要求2所述的轨道列车的轴箱结构,其特征在于,所述上箱体(11)的外壁上还设置有轮对提吊座(114),所述轮对提吊座(114)上设置有竖向的提吊孔;所述下箱体(12)的外壁底部还设置有排障装置安装座,用于安装固定轨道列车的排障装置。 5. The axle box structure of rail train as claimed in claim 2, is characterized in that, on the outer wall of described upper box body (11), also is provided with wheel to lift suspension seat (114), and described wheel pair lifts suspension seat (114) is provided with a vertical lifting hole; the outer wall bottom of the lower box (12) is also provided with an obstacle removal device mounting seat, which is used to install an obstacle removal device for a fixed track train. 6.如权利要求2所述的轨道列车的轴箱结构,其特征在于,所述上箱体(11)和所述下箱体(12)连接端盖的端部分别周向还设置有第一排水凹槽(11c)和第二排水凹槽(12c),所述上箱体(11)和所述下箱体(12)安装后,所述第一排水凹槽(11c)和所述第二排水凹槽(12c)形成环状凹槽。 6. The axle box structure of rail train as claimed in claim 2, is characterized in that, the end of described upper case body (11) and described lower case body (12) connecting end cover is also provided with the 2nd circumferential direction respectively. A drainage groove (11c) and a second drainage groove (12c), after the upper box (11) and the lower box (12) are installed, the first drainage groove (11c) and the The second drainage groove (12c) forms an annular groove. 7.如权利要求2至6任一项所述的轨道列车的轴箱结构,其特征在于,所述定位节点安装座(112)为分体结构,包括左安装座和右安装座,所述左安装座与所述上箱体(11)一体成型,所述左安装座和所述右安装座均具有向内的凹陷部,当左安装座和所述右安装座配合固定后,两所述凹陷部形成所述定位节点的安装腔。 7. The axle box structure of the rail train according to any one of claims 2 to 6, characterized in that, the positioning node mount (112) is a split structure, comprising a left mount and a right mount, the The left mounting base and the upper box (11) are integrally formed, and both the left mounting base and the right mounting base have inward recesses. When the left mounting base and the right mounting base are matched and fixed, the two The concave portion forms an installation cavity of the positioning node. 8.如权利要求2至6任一项所述的轨道列车的轴箱结构,其特征在于,所述下箱体的箱体壁上设置有排油孔,所述排油孔内设置有可拆卸的塞子。 8. The axle box structure of a rail vehicle as claimed in any one of claims 2 to 6, wherein an oil discharge hole is provided on the casing wall of the lower casing, and an oil discharge hole is arranged in the described oil discharge hole. Removed plug. 9.如权利要求2所述的轨道列车的轴箱结构,其特征在于,还包括定位销(14),所述定位销(14)包括中部大径段(141)以及位于所述大径段(141)两端的小径段,所述第二凸台(122)的上端面还设有沉孔,且所述大径段(141)的高度小于所述沉孔的大孔的高度,所述第一凸台(115)的下端面的配合位置也设置有定位孔,当所述上箱体(11)和所述下箱体(12)配合安装时,两所述小径段分别设于所述沉孔的小孔内部和所述定位孔内部。 9. The axle box structure of rail train as claimed in claim 2, is characterized in that, also comprises locating pin (14), and described locating pin (14) comprises middle part large-diameter section (141) and is positioned at described large-diameter section (141) the small-diameter section at both ends, the upper end surface of the second boss (122) is also provided with a counterbore, and the height of the large-diameter section (141) is less than the height of the large hole of the counterbore, the The matching position of the lower end surface of the first boss (115) is also provided with positioning holes. The interior of the small hole of the counterbore and the interior of the positioning hole. 10.一种轨道列车,包括轮对、构架以及安装于所述轮对和所述构架之间的轴箱结构,其特征在于,所述轴箱结构为权利要求1至9任一项所述的轴箱结构,所述构架上设置配合安装所述定位节点的侧梁。 10. A rail train, comprising a wheel set, a frame, and an axle box structure installed between the wheel set and the frame, characterized in that, the axle box structure is described in any one of claims 1 to 9 The axle box structure, the frame is provided with side beams that cooperate with the installation of the positioning nodes.
CN201520029183.XU 2015-01-16 2015-01-16 Track train and structure of axle box thereof Expired - Lifetime CN204488814U (en)

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PCT/CN2015/094661 WO2016112738A1 (en) 2015-01-16 2015-11-16 Rail train and axle box structure thereof
GB1612605.4A GB2537299B8 (en) 2015-01-16 2015-11-16 Railway vehicle and axle box structure thereof
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CN104691570A (en) * 2015-01-16 2015-06-10 南车青岛四方机车车辆股份有限公司 Rail train and axle box structure thereof
WO2016112738A1 (en) * 2015-01-16 2016-07-21 中车青岛四方机车车辆股份有限公司 Rail train and axle box structure thereof
CN108367765A (en) * 2015-12-25 2018-08-03 川崎重工业株式会社 Railcar bogie
CN108367761A (en) * 2015-12-25 2018-08-03 川崎重工业株式会社 The wheel weight adjuster of railcar bogie has the railcar bogie for taking turns weight adjuster of the railcar bogie and the manufacturing method of railcar bogie

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Publication number Priority date Publication date Assignee Title
CN104691570A (en) * 2015-01-16 2015-06-10 南车青岛四方机车车辆股份有限公司 Rail train and axle box structure thereof
WO2016112738A1 (en) * 2015-01-16 2016-07-21 中车青岛四方机车车辆股份有限公司 Rail train and axle box structure thereof
GB2537299A (en) * 2015-01-16 2016-10-12 Crrc Qingdao Sifang Co Ltd Rail train and axle box structure thereof
GB2537299B (en) * 2015-01-16 2017-04-19 Crrc Qingdao Sifang Co Ltd Railway vehicle and axle box structure thereof
US10196075B2 (en) 2015-01-16 2019-02-05 Crrc Qingdao Sifang Co., Ltd. Railway vehicle and axle box structure thereof
CN108367765A (en) * 2015-12-25 2018-08-03 川崎重工业株式会社 Railcar bogie
CN108367761A (en) * 2015-12-25 2018-08-03 川崎重工业株式会社 The wheel weight adjuster of railcar bogie has the railcar bogie for taking turns weight adjuster of the railcar bogie and the manufacturing method of railcar bogie
TWI641517B (en) * 2015-12-25 2018-11-21 川崎重工業股份有限公司 Railway vehicle trolley
US10875552B2 (en) 2015-12-25 2020-12-29 Kawasaki Jukogyo Kabushiki Kaisha Railcar bogie

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