CN108773385B - Roller for track gauge conversion of track gauge-variable wheel set - Google Patents
Roller for track gauge conversion of track gauge-variable wheel set Download PDFInfo
- Publication number
- CN108773385B CN108773385B CN201810813910.XA CN201810813910A CN108773385B CN 108773385 B CN108773385 B CN 108773385B CN 201810813910 A CN201810813910 A CN 201810813910A CN 108773385 B CN108773385 B CN 108773385B
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- China
- Prior art keywords
- guide rail
- roller
- gauge
- variable
- right guide
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 9
- 230000000737 periodic effect Effects 0.000 claims abstract description 8
- 238000011056 performance test Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F7/00—Rail vehicles equipped for use on tracks of different width
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention provides a roller for track gauge conversion of a variable-gauge wheel set, which mainly comprises a left guide rail, a right guide rail and a roller, wherein the left guide rail is connected with the right guide rail through a roller; the left guide rail and the right guide rail are installed in a matched mode and are welded at two ends of the outer circle of the roller respectively; the inner hole of the roller is provided with a spline groove, and the spline groove is matched with the roller shaft through a spline and can rotate along with the roller shaft; the roller for track gauge conversion of the track gauge-variable wheel pair can be applied to a performance test bench of the track gauge-variable wheel pair, and mainly has the functions of interacting with the track gauge-variable wheel, pushing wheels at two sides to move inwards or outwards relative to an axle of a track gauge-variable bogie through rotation of the roller, realizing track gauge change of the wheel pair, completing periodic actions from a track gauge a to a track gauge b and then from the track gauge b to the track gauge a by the wheel in each circle of rotation of the roller, and continuously and circularly reciprocating the periodic actions of the wheel along with continuous rotation of the roller.
Description
Technical Field
The invention belongs to the technical field of railway track devices, relates to a track gauge changing technology, and particularly relates to a roller for track gauge changing of a track gauge changing wheel pair.
Background
With the vigorous development of silk road economic zones, China develops wider, higher-level and deeper regional cooperation with countries along the line, and aims to construct an all-dimensional interconnection network, wherein railway transportation increasingly becomes one of the most main land trade channels of the Asia-European road, but railways with different track gauge specifications in different countries and regions bring various restrictions to the development of international intermodal transportation, in order to solve the problem of international intermodal transportation brought by different track gauges of the railways, the straight-through operation in different sections of the track gauge can be effectively solved by adopting a track gauge-variable bogie, time is saved and convenience is brought, the track gauge-variable bogie can complete the change of the track gauge only through a matched ground track-changing device, the ground bearing device unloads wheels of the track gauge bogie, and the wheels are pushed to move through guide rails on two sides, so that the wheels complete the track-changing action.
In order to ensure that the produced track-changing bogie can smoothly complete track changing on an actual railway vehicle under the action of a ground matching device, and the track-changing action of a track-changing wheel pair needs to be verified before the actual vehicle is assembled, therefore, in order to observe the track changing condition of the track-changing wheel pair and the reliability condition after repeated track changing action, the invention provides the roller for track distance conversion of the track-changing wheel pair, which not only can ensure that the track-changing wheel pair completes the track changing action, but also can ensure that the track changing action circularly reciprocates.
Disclosure of Invention
In order to achieve the purpose that the track-changing action of the track-changing wheel set can be smoothly completed before the assembly of a real vehicle and ensure that the track-changing is in place, the invention provides the roller for the track-changing of the track-changing wheel set, which can not only enable the track-changing wheel set to complete the track-changing.
In order to achieve the purpose, the roller for changing the track gauge of the track gauge-variable wheel set mainly comprises a left guide rail 1, a right guide rail 2 and a roller 3; the left guide rail 1 and the right guide rail 2 are respectively welded at two ends of the excircle of the roller 3, and the distance L0 between the inner side surfaces of the left guide rail 1 and the right guide rail 2 is always the manufacturing error of the thickness + 1-2 mm of the wheel of the variable-track-pitch bogie; the left guide rail 1 is provided with a left guide rail starting end surface 1-1 and a left guide rail ending end surface 1-2, and the right guide rail 2 is provided with a right guide rail starting end surface 2-1 and a right guide rail ending end surface 2-2; the distance L1 between the left guide rail starting end surface 1-1 and the left guide rail ending end surface 1-2 or between the right guide rail starting end surface 2-1 and the right guide rail ending end surface 2-2 along the axial direction of the roller is the distance that a single wheel needs to change the track gauge during the track gauge conversion of the variable-gauge bogie, the included angle between the starting end surface 1-1 of the left guide rail and the ending end surface 2-2 of the right guide rail is equal to the included angle between the ending end surface 1-2 of the left guide rail and the starting end surface 2-1 of the right guide rail, and the size of the included angle is selected according to the condition that when the wheel is transited from the ending end surface 1-2 of the left guide rail to the starting end surface 2-1 of the right guide rail or from the ending end surface 2-2 of the right guide rail to the starting end surface 1-1 of the left guide rail, the wheel does not have motion interference with the left guide rail 1 and the right guide rail 2; the inner hole of the roller 3 is provided with a spline groove, and the spline groove is matched with the roller shaft through a spline and can rotate along with the roller shaft;
the roller for changing the track gauge of the variable-gauge wheel set can be applied to a performance test bed of the variable-gauge wheel set and is mainly used for interacting with variable-gauge wheels, the wheels on two sides are pushed to move inwards or outwards relative to an axle of a variable-gauge bogie through rotation of the roller, the variable-gauge of the wheel set is realized, the periodic action of the wheels from gauge a to gauge b and from gauge b to gauge a is completed every circle of rotation of the roller, and the periodic action of the wheels is continuously and circularly reciprocated along with the continuous rotation of the roller.
Compared with the prior art, the invention has the beneficial effects that:
the roller for track gauge conversion of the track gauge-variable wheel set can not only enable the track gauge-variable wheel set to complete track-changing action before actual vehicle assembly, but also enable the track-changing action to reciprocate circularly, thereby increasing reliability and safety for successfully completing track-changing of actual track gauge-variable rail vehicles.
Drawings
FIG. 1 is an isometric view of a roller for gauge change of a gauge wheel set according to the present invention;
FIG. 2 is a top view of a roller for gauge change of a gauge wheel set according to the present invention;
FIG. 3 is a bottom view of a roller for gauge change of a gauge wheel set according to the present invention;
FIG. 4 is a front view of a roller for gauge change of a gauge wheel set according to the present invention;
FIG. 5 is a cross-sectional view taken along line A-A of a roller for gauge change of a gauge wheel set according to the present invention;
FIG. 6 is a cross-sectional view taken along line B-B of a roller for gauge change of a gauge-changing wheel set according to the present invention;
in the figure, 1 is a left guide rail, 1-1 is a left guide rail starting end face, 1-2 is a left guide rail ending end face, 2 is a right guide rail, 2-1 is a right guide rail starting end face, 2-2 is a right guide rail ending end face, and 3 is a roller.
Detailed Description
The invention is described in detail below with reference to the attached drawing figures:
referring to fig. 1 to 6, the roller for changing the track gauge of the track gauge-variable wheel set mainly comprises a left guide rail 1, a right guide rail 2 and a roller 3; the left guide rail 1 and the right guide rail 2 are respectively welded at two ends of the excircle of the roller 3, and the distance L0 between the inner side surfaces of the left guide rail 1 and the right guide rail 2 is always the manufacturing error of the thickness + 1-2 mm of the wheel of the variable-track-pitch bogie; the left guide rail 1 is provided with a left guide rail starting end surface 1-1 and a left guide rail ending end surface 1-2, and the right guide rail 2 is provided with a right guide rail starting end surface 2-1 and a right guide rail ending end surface 2-2; the distance L1 between the left guide rail starting end surface 1-1 and the left guide rail ending end surface 1-2 or between the right guide rail starting end surface 2-1 and the right guide rail ending end surface 2-2 along the axial direction of the roller is the distance that a single wheel needs to change the track gauge during the track gauge conversion of the variable-gauge bogie, the included angle between the starting end surface 1-1 of the left guide rail and the ending end surface 2-2 of the right guide rail is equal to the included angle between the ending end surface 1-2 of the left guide rail and the starting end surface 2-1 of the right guide rail, and the size of the included angle is selected according to the condition that when the wheel is transited from the ending end surface 1-2 of the left guide rail to the starting end surface 2-1 of the right guide rail or from the ending end surface 2-2 of the right guide rail to the starting end surface 1-1 of the left guide rail, the wheel does not have motion interference with the left guide rail 1 and the right guide rail 2; the inner hole of the roller 3 is provided with a spline groove, and the spline groove is matched with the roller shaft through a spline and can rotate along with the roller shaft; the roller for changing the track gauge of the variable-gauge wheel set can be applied to a performance test bed of the variable-gauge wheel set and is mainly used for interacting with variable-gauge wheels, the wheels on two sides are pushed to move inwards or outwards relative to an axle of a variable-gauge bogie through rotation of the roller, the variable-gauge of the wheel set is realized, the periodic action of the wheels from gauge a to gauge b and from gauge b to gauge a is completed every circle of rotation of the roller, and the periodic action of the wheels is continuously and circularly reciprocated along with the continuous rotation of the roller.
Claims (1)
1. A roller for gauge conversion of a gauge-variable wheel set is characterized by mainly comprising a left guide rail (1), a right guide rail (2) and a roller (3); the left guide rail (1) and the right guide rail (2) are respectively welded at two ends of the excircle of the roller (3), and the distance L0 between the inner side surfaces of the left guide rail (1) and the right guide rail (2) is always the manufacturing error of the thickness + 1-2 mm of the wheel of the variable-track-pitch bogie; the left guide rail (1) is provided with a left guide rail starting end surface (1-1) and a left guide rail ending end surface (1-2), and the right guide rail (2) is provided with a right guide rail starting end surface (2-1) and a right guide rail ending end surface (2-2); the distance L1 between the left guide rail starting end face (1-1) and the left guide rail ending end face (1-2) or between the right guide rail starting end face (2-1) and the right guide rail ending end face (2-2) along the axis direction of the roller is the distance for the track gauge change of a single wheel during the track gauge change of the variable-gauge bogie, the included angle between the left guide rail starting end face (1-1) and the right guide rail ending end face (2-2) is equal to the included angle between the left guide rail ending end face (1-2) and the right guide rail starting end face (2-1), and the selection of the size of the included angle is based on the fact that when the wheel is transited from the left guide rail ending end face (1-2) to the right guide rail starting end face (2-1) or from the right guide rail ending end face (2-2) to the left guide rail starting end face (1-1), the wheels do not generate motion interference with the left guide rail (1) and the right guide rail (2); the inner hole of the roller (3) is provided with a spline groove, and the spline groove is matched with the roller shaft through a spline and can rotate along with the roller shaft;
the roller for changing the track gauge of the variable-gauge wheel set can be applied to a performance test bed of the variable-gauge wheel set and is mainly used for interacting with variable-gauge wheels, the wheels on two sides are pushed to move inwards or outwards relative to an axle of a variable-gauge bogie through rotation of the roller, the variable-gauge of the wheel set is realized, the periodic action of the wheels from gauge a to gauge b and from gauge b to gauge a is completed every circle of rotation of the roller, and the periodic action of the wheels is continuously and circularly reciprocated along with the continuous rotation of the roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810813910.XA CN108773385B (en) | 2018-07-23 | 2018-07-23 | Roller for track gauge conversion of track gauge-variable wheel set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810813910.XA CN108773385B (en) | 2018-07-23 | 2018-07-23 | Roller for track gauge conversion of track gauge-variable wheel set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108773385A CN108773385A (en) | 2018-11-09 |
| CN108773385B true CN108773385B (en) | 2020-05-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810813910.XA Expired - Fee Related CN108773385B (en) | 2018-07-23 | 2018-07-23 | Roller for track gauge conversion of track gauge-variable wheel set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108773385B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB284852A (en) * | 1927-01-18 | 1928-02-09 | Sidney Norman Jones | Improvements relating to signs or destination indicators of the roller-blind type, for use on vehicles, or for other purposes |
| JPS4947354B1 (en) * | 1969-10-02 | 1974-12-14 | ||
| CN200974354Y (en) * | 2006-10-13 | 2007-11-14 | 互通气动机器工程（番禺）有限公司 | Transmission gear |
| CN202989145U (en) * | 2012-08-14 | 2013-06-12 | 中国人民解放军南京军区南京总医院 | Sloshing-type micro-dynamic incubator |
| CN102840790B (en) * | 2012-09-18 | 2014-09-03 | 中国兵器工业第二0二研究所 | Ammunition link small-diameter artillery ammunition feeding and recoil and counter-recoil analog device |
| CN205656018U (en) * | 2016-05-17 | 2016-10-19 | 昆明奥通达铁路机械有限公司 | Variable gauge wheel pair load test platform |
| CN206827586U (en) * | 2017-05-16 | 2018-01-02 | 广州风燊包装科技有限公司 | A kind of combination cylinder cam mechanism |
| CN107271554A (en) * | 2017-07-28 | 2017-10-20 | 上海和伍精密仪器股份有限公司 | A kind of Non-Destructive Testing synchronous scanning devices, systems, and methods |
| CN107370416B (en) * | 2017-08-17 | 2023-06-13 | 浙江师范大学 | Self-powered train shafting monitoring device |
| CN208760635U (en) * | 2018-07-23 | 2019-04-19 | 吉林大学 | A kind of idler wheel for the conversion of gauge-changeable wheelsets gauge |
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2018
- 2018-07-23 CN CN201810813910.XA patent/CN108773385B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN108773385A (en) | 2018-11-09 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Yumei Inventor after: Zhu Jiang Inventor after: Liu Li Inventor after: Liu Pengcheng Inventor after: Zhuang Jiaojiao Inventor after: Han Mengli Inventor after: Hu Ting Inventor after: Qiao Ningguo Inventor after: Wang Duoyang Inventor after: Zhao Xinlun Inventor after: Chen Ximing Inventor before: Liu Yumei Inventor before: Zhu Jiang Inventor before: Liu Li Inventor before: Zhuang Jiaojiao Inventor before: Liu Pengcheng Inventor before: Han Mengli Inventor before: Hu Ting Inventor before: Qiao Ningguo Inventor before: Wang Duoyang Inventor before: Zhao Xinlun Inventor before: Chen Ximing |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200515 |