WO2016058507A1 - 气密试验车体与气密试验台箱体连接装置 - Google Patents

气密试验车体与气密试验台箱体连接装置 Download PDF

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WO2016058507A1
WO2016058507A1 PCT/CN2015/091749 CN2015091749W WO2016058507A1 WO 2016058507 A1 WO2016058507 A1 WO 2016058507A1 CN 2015091749 W CN2015091749 W CN 2015091749W WO 2016058507 A1 WO2016058507 A1 WO 2016058507A1
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vehicle body
airtight test
connecting flange
transition
transition body
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PCT/CN2015/091749
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English (en)
French (fr)
Inventor
王伟华
张培胜
周俊超
邓小军
崔洪举
张志强
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南车青岛四方机车车辆股份有限公司
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Priority to AU2015333261A priority Critical patent/AU2015333261B2/en
Publication of WO2016058507A1 publication Critical patent/WO2016058507A1/zh

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M17/00—Testing of vehicles
    • G01M17/08—Railway vehicles

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  • the invention relates to the technical field of rail vehicle body testing, in particular to a gas tight test vehicle body and a gas tight test bench box connecting device.
  • the object of the present invention is to provide a gas tight test vehicle body and a gas tight test bed box connecting device, in order to overcome the prior art, when the airtight test vehicle body is subjected to the airtight test by the airtight test bench, the gas cannot be conditioned.
  • the dense test vehicle body is loaded both internally and externally, and when the airtight test vehicle body is externally loaded, it is impossible to enter the airtight test vehicle body for inspection.
  • the present invention provides a gas tight test vehicle body and a gas tight test bed box connecting device, comprising:
  • transition body is a channel shape, and the transition body is provided with the inside of the transition body a truncated intermediate plate, the intermediate plate is provided with a sealed small door;
  • vehicle body connecting flange wherein the vehicle body connecting flange is disposed at one end of the transition body for connecting an end portion of the airtight test vehicle body
  • the box connecting flange is disposed at the other end of the transition body, and is used for connecting the gate of the airtight test bench box;
  • suction port connecting flange is disposed at a middle portion of the transition body and located at a side of the intermediate plate near the connecting flange of the vehicle body, and is used for connecting the airtight test bench through the pipeline Pumping port;
  • An inflation port connecting flange, the inflation port connecting flange is disposed at a middle portion of the transition body and located at a side of the intermediate plate near the connecting flange of the vehicle body, and is used for connecting the airtight test bench through the pipeline Inflatable mouth.
  • the airtight test vehicle body and the airtight test bed box connecting device further comprise a supporting mechanism, and the supporting mechanism is disposed at a lower portion of the transition body.
  • the support mechanism is a support trolley.
  • a lifting mechanism is arranged between the transition body and the support trolley.
  • the lifting mechanism comprises a plurality of hydraulic cylinders.
  • the edge of the sealed door is provided with an air bag.
  • the vehicle body connecting flange, the box connecting flange, the suction port connecting flange and the inflation port connecting flange are all sealedly connected with the corresponding portions of the airtight test stand by bolts.
  • the vehicle body connecting flange, the box connecting flange, the suction port connecting flange and the inflation port connecting flange are all connected to the transition body by welding.
  • the transition body is in the form of a cylindrical channel.
  • the airtight test vehicle body and the airtight test bed box connecting device of the present invention can connect the airtight test vehicle body and the airtight test stand when the airtight test vehicle body is subjected to the airtight test through the airtight test stand, thereby realizing
  • the airtight test car body is simultaneously loaded inside and outside, and only when the airtight test car body is externally loaded, the sealed test door in the transition body can be used to enter the airtight test car body to inspect the test piece to understand the test.
  • the bearing condition of the piece reaches the purpose of the airtight test, and at the same time, the airtightness
  • the test vehicle body and the airtight test bed box connecting device have a simple structure and convenient operation, and an adjustable function in the height direction of the transition body is realized in the lower part of the transition body to facilitate connection.
  • FIG. 1 is a schematic structural view of a gas-tight test vehicle body and an airtight test bed box connecting device according to an embodiment of the present invention
  • FIG. 2 is a schematic view showing the A-direction structure of the airtight test vehicle body and the airtight test bed box connecting device according to an embodiment of the present invention
  • FIG. 3 is a schematic view showing the B-direction structure of the airtight test vehicle body and the airtight test bed box connecting device according to the embodiment of the present invention.
  • 1 box connection flange
  • 2 transition body
  • 3 body connection flange
  • 4 suction port connection flange
  • 5 sealing small door
  • 6 inflation port connection flange
  • 7 support trolley
  • 8 lifting mechanism
  • 9 middle door.
  • the airtight test vehicle body and the airtight test bed box connecting device of the embodiment include: a transition body 2, a vehicle body connecting flange 3, a box connecting flange, and a suction port connection method.
  • Blue 4 inflation port connection flange 6, support mechanism and lifting mechanism 8.
  • the transition body 2 is in the form of a channel. In this embodiment, it is preferably a cylindrical channel shape, and the transition body 2 is provided with a truncation of the internal space of the transition body 2 (that is, the internal space of the transition body 2 is perpendicular to its axis)
  • the intermediate plate 9 is provided with a sealing small door 5 on the middle plate 9.
  • the edge of the sealing small door 5 is provided with an air bag, and the air bag can form a sealing effect between the sealing small door 5 and the intermediate plate 9 by inflation.
  • the vehicle body connecting flange 3 is disposed at one end of the transition body 2, and the shape of the vehicle body connecting flange 3 corresponds to the shape of the corresponding tooling of the end portion of the airtight test vehicle body (not shown) for the transition body 2 It is sealed with the end of the airtight test vehicle body.
  • the box connecting flange 1 is disposed at the other end of the transition body 2, and the shape of the vehicle body connecting flange 1 can be the same as the shape of the end portion of the transition body 2, and is used for the transition body 2 and the airtight test bench box (in the figure) Sealed connection at the gate of the door not shown).
  • the suction port connection flange 4 is disposed in the middle of the transition body 2 and is located on the side of the intermediate plate 9 adjacent to the vehicle body connecting flange 3 (ie, located on the side wall of the transition body 2 and located in the two parts cut by the intermediate plate near the vehicle)
  • One of the body connection flanges 3 is used to connect the suction ports of the airtight test rig (not shown) through the pipeline.
  • the inflation port connecting flange 6 is disposed in the middle of the transition body 2 and on the side of the intermediate plate 9 adjacent to the vehicle body connecting flange 3 (i.e., located on the side wall of the transition body 2 and located in the two parts cut by the intermediate plate near the vehicle)
  • One of the body connection flanges 3 is used to connect the inflation port of the airtight test stand through a pipeline.
  • the support mechanism is disposed at a lower portion of the transition body 2, and the support mechanism may be a support cart 7 for transporting the transition body 2 (or the entire connecting device) to a position required for the airtight test; the transition body 2
  • An elevating mechanism 8 is disposed between the supporting cart 7 and the lifting mechanism 8 may include a plurality of hydraulic cylinders for adjusting the height of the transition body 2 so that the body connecting flange 3 at one end of the transition body 2 can be well It is sealed with the end of the airtight test vehicle body.
  • the body connecting flange 3, the box connecting flange 1, the suction port connecting flange 4 and the inflation port connecting flange 6 are all sealedly connected with the corresponding portions of the airtight test stand by bolts.
  • the body connecting flange 3, the box connecting flange 1, the suction port connecting flange 4 and the inflation port connecting flange 6 are all connected to the transition body 2 by welding.
  • the sealing door 5 is closed, and the air bag on the sealing door 5 is supplied with air to prevent leakage. At this time, the air can be conditioned outside the airtight test body. The test vehicle body is inspected.
  • the sealing small door 5 can be opened, and the inside of the airtight test vehicle body can be entered through the sealing small door 5, and at this time, the air can be conditioned inside the airtight test vehicle body.
  • the test vehicle body is inspected.
  • the sealing door 5 should be closed, and the air bag on the sealing door 5 should be sealed. At this time, the inside of the airtight test car body cannot be inspected, only The vehicle body can be observed through the airtight test bench.
  • the airtight test vehicle body and the airtight test bed box connecting device of the present invention can connect the airtight test vehicle body and the airtight test stand when the airtight test vehicle body is subjected to the airtight test through the airtight test stand, thereby realizing The airtight test car body is simultaneously loaded inside and outside, and when the airtight test car body is externally loaded, the test piece can be inspected through the sealing door 5 in the transition body 2 into the airtight test car body to understand The bearing condition of the test piece achieves the purpose of the airtight test.
  • the airtight test vehicle body and the airtight test bed box connecting device have a simple structure and convenient operation, and the transition body is realized by the lifting mechanism at the lower part of the transition body 2. 2Adjustment function in height direction, easy to connect, easy to install, can greatly reduce the workload and labor intensity of the test, shorten the test preparation time, and have high safety, which is very important for improving the efficiency and quality of the test.

Abstract

一种气密试验车体与气密试验台箱体连接装置，包括：过渡体（2），过渡体（2）为通道状，过渡体（2）中设有中间板（9），中间板（9）上设有密封小门（5）；车体连接法兰（3），车体连接法兰（3）设在过渡体（2）的一端，用于连接气密试验车体的端部；箱体连接法兰（1），箱体连接法兰（1）设在过渡体（2）的另一端，用于连接气密试验台箱体的大门处；抽气口连接法兰（4），抽气口连接法兰（4）设在过渡体（2）的中部，用于连接气密试验台的抽气口；充气口连接法兰（6），充气口连接法兰（6）设在过渡体（2）的中部，用于连接气密试验台的充气口。该气密试验车体与气密试验台箱体连接装置实现了对气密试验车体同时进行内外加载，此外仅在对气密试验车体进行外部加载时，可通过过渡体中的密封小门进入气密试验车体内部进行检查。

Description

气密试验车体与气密试验台箱体连接装置
本申请要求于2014年10月13日提交中国专利局、申请号为201410539362.8、发明名称为“气密试验车体与气密试验台箱体连接装置”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
技术领域
本发明涉及轨道车辆车体试验技术领域，尤其涉及一种气密试验车体与气密试验台箱体连接装置。
背景技术
随着轨道交通的快速发展，国内动车组的运营速度最高已达到380公里/小时。由于动车组的运行速度较高，在车辆交汇时，会产生较大的气压变化，使车辆出现明显的倾摆现象，特别是车辆在隧道内交汇时，气压的变化更大，直接影响了车辆车体的结构强度和使用寿命。因此，在车辆投入运营之前，需要通过气密试验台等装置对气密试验车体进行气密试验，以考核车体的强度。
现有技术中在通过气密试验台对气密试验车体进行气密试验时，不能对气密试验车体同时进行内外加载，且对气密试验车体进行外部加载时，无法进入气密试验车体进行检查。
发明内容
(一)要解决的技术问题
本发明的目的是提供一种气密试验车体与气密试验台箱体连接装置，以克服现有技术中在通过气密试验台对气密试验车体进行气密试验时，无法对气密试验车体同时进行内外加载，以及对气密试验车体进行外部加载时无法进入气密试验车体进行检查等问题。
(二)技术方案
为了解决上述技术问题，本发明提供了一种气密试验车体与气密试验台箱体连接装置，包括：
过渡体，所述过渡体为通道状，所述过渡体中设有将所述过渡体内部 空间截断的中间板，所述中间板上设有密封小门；
车体连接法兰，所述车体连接法兰设在所述过渡体的一端，用于连接气密试验车体的端部；
箱体连接法兰，所述箱体连接法兰设在所述过渡体的另一端，用于连接气密试验台箱体的大门处；
抽气口连接法兰，所述抽气口连接法兰设在所述过渡体的中部且位于所述中间板靠近所述车体连接法兰的一侧，用于通过管路连接气密试验台的抽气口；
充气口连接法兰，所述充气口连接法兰设在所述过渡体的中部且位于所述中间板靠近所述车体连接法兰的一侧，用于通过管路连接气密试验台的充气口。
优选地，所述气密试验车体与气密试验台箱体连接装置还包括支撑机构，所述支撑机构设在所述过渡体的下部。
优选地，所述支撑机构为支撑小车。
优选地，所述过渡体与所述支撑小车之间设有升降机构。
优选地，所述升降机构包括多个液压缸。
优选地，所述密封小门的边缘设有气囊。
优选地，所述车体连接法兰、箱体连接法兰、抽气口连接法兰和充气口连接法兰均通过螺栓与气密试验台的相应部分进行密封连接。
优选地，所述车体连接法兰、箱体连接法兰、抽气口连接法兰和充气口连接法兰均通过焊接的方式与所述过渡体连接。
优选地，所述过渡体为圆柱体通道状。
(三)有益效果
本发明的气密试验车体与气密试验台箱体连接装置能够在通过气密试验台对气密试验车体进行气密试验时，将气密试验车体与气密试验台连接，实现了对气密试验车体同时进行内外加载，且外仅在对气密试验车体进行外部加载时，可通过过渡体中的密封小门进入气密试验车体内部进行检查试验件，了解试验件的承载情况，达到气密试验的目的，同时，这种气密 试验车体与气密试验台箱体连接装置结构简单，操作方便，并在通过过渡体下部的升降机构实现了过渡体高度方向上的可调节功能，以便于连接。
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，下面描述中的有关本发明的附图仅仅是本发明的一些实施例，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，还可以根据这些附图获得其他的附图。
图1为本发明实施例的气密试验车体与气密试验台箱体连接装置的结构示意图；
图2为本发明实施例的气密试验车体与气密试验台箱体连接装置的A向结构示意图；
图3为本发明实施例的气密试验车体与气密试验台箱体连接装置的B向结构示意图。
图中，1：箱体连接法兰；2：过渡体；3：车体连接法兰；4：抽气口连接法兰；5：密封小门；6：充气口连接法兰；7：支撑小车；8：升降机构；9：中间门。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
如图1-3所示，本实施例的气密试验车体与气密试验台箱体连接装置包括：过渡体2、车体连接法兰3、箱体连接法兰1、抽气口连接法兰4、充气口连接法兰6、支撑机构和升降机构8。
过渡体2为通道状，本实施例中优选为圆柱形通道状，过渡体2中设有将过渡体2内部空间截断(即将过渡体2内部空间垂直于其轴线截断) 的中间板9，中间板9上设有密封小门5，密封小门5的边缘设有气囊，所述气囊可以通过充气使密封小门5与中间板9形成较好的密封效果。
车体连接法兰3设在过渡体2的一端，车体连接法兰3的形状与气密试验车体(图中未示出)端部相应工装的形状相对应，用于将过渡体2与气密试验车体的端部密封连接。
箱体连接法兰1设在过渡体2的另一端，车体连接法兰1的形状可以与过渡体2的端部形状相同，用于将过渡体2与气密试验台箱体(图中未示出)的大门处密封连接。
抽气口连接法兰4设在过渡体2的中部且位于中间板9靠近车体连接法兰3的一侧(即位于过渡体2的侧壁上且位于被中间板截断的两部分中靠近车体连接法兰3的一个)，用于通过管路连接气密试验台(图中未示出)的抽气口。
充气口连接法兰6设在过渡体2的中部且位于中间板9靠近车体连接法兰3的一侧(即位于过渡体2的侧壁上且位于被中间板截断的两部分中靠近车体连接法兰3的一个)，用于通过管路连接气密试验台的充气口。
所述支撑机构设在过渡体2的下部，所述支撑机构可以为支撑小车7，支撑小车7用于将过渡体2(或整个连接装置)运送至气密试验所需的位置；过渡体2与支撑小车7之间设有升降机构8，升降机构8可以包括多个液压缸，升降机构8用于调整过渡体2的高度，以使过渡体2一端的车体连接法兰3能够很好的与气密试验车体的端部密封连接。
车体连接法兰3、箱体连接法兰1、抽气口连接法兰4和充气口连接法兰6均通过螺栓与气密试验台的相应部分进行密封连接。
车体连接法兰3、箱体连接法兰1、抽气口连接法兰4和充气口连接法兰6均通过焊接的方式与过渡体2连接。
本实施例的气密试验车体与气密试验台箱体连接装置的几种工作状态如下：
若仅对气密试验车体进行内部加载时，将密封小门5关闭，并将密封小门5上的气囊供气，以防泄漏，此时，可在气密试验车体的外部对气密试验车体进行检查。
若仅对气密试验车体进行外部加载时，可以将密封小门5打开，并可通过密封小门5进入气密试验车体内部，此时，可在气密试验车体的内部对气密试验车体进行检查。
若需对气密试验车体进行外部和内部同时加载，需将密封小门5关闭，并将密封小门5上的气囊供气密封，此时不可进入气密试验车体内部进行检查，仅能通过气密试验台监控对车体进行观察。
本发明的气密试验车体与气密试验台箱体连接装置能够在通过气密试验台对气密试验车体进行气密试验时，将气密试验车体与气密试验台连接，实现了对气密试验车体同时进行内外加载，且在对气密试验车体进行外部加载时，可通过过渡体2中的密封小门5进入气密试验车体内部对试验件进行检查，了解试验件的承载情况，达到气密试验的目的，同时，这种气密试验车体与气密试验台箱体连接装置结构简单，操作方便，并通过过渡体2下部的升降机构实现了过渡体2高度方向上的调节功能，便于连接，安装方便，可大幅度降低试验的工作量和劳动强度，缩短试验准备时间，安全性高，对提高试验的效率和质量具有非常重要的意义。
本发明的实施例是为了示例和描述起见而给出的，而并不是无遗漏的或者将本发明限于所公开的形式。很多修改和变化对于本领域的普通技术人员而言是显而易见的。选择和描述实施例是为了更好说明本发明的原理和实际应用，并且使本领域的普通技术人员能够理解本发明从而设计适于特定用途的带有各种修改的各种实施例。

Claims (9)

  1. 一种气密试验车体与气密试验台箱体连接装置，其特征在于，包括：
    过渡体，所述过渡体为通道状，所述过渡体中设有将所述过渡体内部空间截断的中间板，所述中间板上设有密封小门；
    车体连接法兰，所述车体连接法兰设在所述过渡体的一端，用于连接气密试验车体的端部；
    箱体连接法兰，所述箱体连接法兰设在所述过渡体的另一端，用于连接气密试验台箱体的大门处；
    抽气口连接法兰，所述抽气口连接法兰设在所述过渡体的中部且位于所述中间板靠近所述车体连接法兰的一侧，用于通过管路连接气密试验台的抽气口；
    充气口连接法兰，所述充气口连接法兰设在所述过渡体的中部且位于所述中间板靠近所述车体连接法兰的一侧，用于通过管路连接气密试验台的充气口。
  2. 根据权利要求1所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述气密试验车体与气密试验台箱体连接装置还包括支撑机构，所述支撑机构设在所述过渡体的下部。
  3. 根据权利要求2所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述支撑机构为支撑小车。
  4. 根据权利要求3所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述过渡体与所述支撑小车之间设有升降机构。
  5. 根据权利要求4所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述升降机构包括多个液压缸。
  6. 根据权利要求1所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述密封小门的边缘设有气囊。
  7. 根据权利要求1所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述车体连接法兰、箱体连接法兰、抽气口连接法兰和充气 口连接法兰均通过螺栓与气密试验台的相应部分进行密封连接。
  8. 根据权利要求1所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述车体连接法兰、箱体连接法兰、抽气口连接法兰和充气口连接法兰均通过焊接的方式与所述过渡体连接。
  9. 根据权利要求1-8中任何一项所述的气密试验车体与气密试验台箱体连接装置，其特征在于，所述过渡体为圆柱体通道状。
PCT/CN2015/091749 2014-10-13 2015-10-12 气密试验车体与气密试验台箱体连接装置 WO2016058507A1 (zh)

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CN110668051B (zh) * 2018-07-03 2022-08-30 河南森源重工有限公司 一种垃圾压缩车箱体焊缝试水检漏密封方法
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