CN201329871Y - Expanding crushing device - Google Patents
Expanding crushing device Download PDFInfo
- Publication number
- CN201329871Y CN201329871Y CN 200820180063 CN200820180063U CN201329871Y CN 201329871 Y CN201329871 Y CN 201329871Y CN 200820180063 CN200820180063 CN 200820180063 CN 200820180063 U CN200820180063 U CN 200820180063U CN 201329871 Y CN201329871 Y CN 201329871Y
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- CN
- China
- Prior art keywords
- energy absorbing
- expanding
- absorbing tube
- tube
- distortion energy
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- Expired - Lifetime
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Abstract
The utility model relates to an expanding crushing device, which is mounted between a coupler coupling portion of a coupler and draft gear and an installation hanging system. The expanding crushing device comprises a deformation energy-absorbing tube of an energy absorbing element and a compression tube connected with one end of the deformation energy absorbing tube, a compression cone is arranged between the deformation energy absorbing tube and the compression tube, an integral guide device connecting with the compression tube and the deformation energy absorbing tube in series is further arranged inside the expanding crushing device, and the other end of the deformation energy absorbing tube is equipped with a guide fixing device. Because the guide device is an integral guide rod with a 'T'-shaped cross section, one end of the guide rod is clamped on a bearing table of the end of the compression tube while the other end is fixedly connected with the guide fixing device arranged at the other end of the deformation energy absorbing tube through threads. As the installation of the expanding crushing device can be operated externally, the expanding crushing device is simpler in total structure and more convenient in maintenance and the assembling process among the guide device, the compression tube and an expansion tube is simpler.
Description
Technical field
The utility model relates to a kind of railway vehicle device, and especially a kind of rail vehicle end connects the extension system with having the device that is out of shape endergonic structure.
Background technology
It is one of railway vehicle basic composition system that the car end connects the extension system, play quick connection and decompose railway vehicle, transmit tractive force of train, improve vehicle safety, improve vehicle riding comfort can effect.
The car end connects the extension system and mainly is made up of hitch coupling device, conquassation distortion energy absorption device, shock absorber and erecting device.The hitch coupling device plays and connects the function of hanging and decomposing rail vehicle; Conquassation distortion energy absorption device in case of emergency plays the effect of protection car body and passenger safety; Shock absorber improves the longitudinal impulse performance as coupler buffering device, improves the device of vehicle safety traveling comfort; Erecting device links to each other coupler buffering device with carbody, make the car end connect the extension system and car body becomes one.Conquassation distortion energy absorption device is as the basic composition of car end coupling device, and under abnormal condition, when the people occurring for controlling error or hindering for some reason when meeting accident impacts (hitting), the absorption impact kinetic energy plays the certain protection effect to vehicle and passenger.
Yet the guide piece in the existing conquassation device comprises pilot bar, feather key and check plate; Pilot bar is installed on an end of bulged tube and extends to bulged tube and the junction of forcing pipe, inside at forcing pipe is provided with nut, be connected with pilot bar by check plate, pilot bar is provided with keyway, and feather key is loaded in the keyway of pilot bar and is positioned at the inside of bulged tube; Not only complex structure is set like this, causes the length of conquassation pipe to be difficult to shorten, and guide piece and bulged tube, when forcing pipe is installed because nut is built in the forcing pipe, need in forcing pipe, operate, operation is inconvenience very; And the pilot bar of this kind structure needs to forge the manufacturing process more complicated.
The utility model content
The purpose of this utility model be to provide a kind of simple in structure, install and use expanding conquassation device easy to maintenance, that safety performance is good.
The technical solution of the utility model is: a kind of expanding conquassation device, the hitch that is installed on coupler buffering device connects to be hung between the partial sum installation hangar system, comprise power-absorbing distortion energy absorbing tube and the forcing pipe that links to each other with distortion energy absorbing tube one end, be provided with the pressurization awl between distortion energy absorbing tube and the forcing pipe, the inside of described expanding conquassation device also is provided with the integral type guide piece of serial connection forcing pipe and distortion energy absorbing tube, and the other end of distortion energy absorbing tube is provided with guiding fixing device.
Preferably: described distortion energy absorbing tube is a petticoated tube, and described pressurization awl press-fits on the end of forcing pipe, and the end of forcing pipe and pressurization awl are embedded in the skirt section of distortion energy absorbing tube.
Preferably: described distortion energy absorbing tube is a petticoated tube, and the end of described forcing pipe is set to the pressurization awl, and the pressurization awl is embedded in the skirt section of distortion energy absorbing tube.
Preferably: described guiding fixing device is the chuck structure nut, is provided with force bearing plate between chuck structure nut and the distortion energy absorbing tube, and described distortion energy absorbing tube press-fits on force bearing plate.
Preferably: be provided with locking device between described chuck structure nut and the guide piece, also be provided with the anti-rotating positioning mechanism of assembling on chuck structure nut or the guide piece.
Preferably: it is that chuck is connected that described expanding conquassation device connects the connection mode of hanging between the partial sum installation hangar system with hitch.
Preferably: the inside face of the end of the described forcing pipe that is connected with the distortion energy absorbing tube is provided with the cushion cap of projection.
Preferably: described guide piece is that cross sectional shape is the traction pilot bar of " T " font, and the head of traction pilot bar and the cushion cap of forcing pipe are suitable, and afterbody is provided with screw thread, is connected with guiding fixing device.
Preferably: described traction pilot bar is provided with feather key.
The beneficial effects of the utility model are: realize even hanging quick and precisely being connected between system's miscellaneous part with the car end, made things convenient for execute-in-place; Adopt chuck structure, it is more rationally compact that decomposer is arranged, makes whole conquassation device possess modular integrated function, can be integrated with other modular unit of coupler buffering device more easily.Because guide piece is set to the integral type pilot bar of cross sectional shape for " T " font, one end of pilot bar snaps on the cushion cap of forcing pipe end, the other end is affixed with the guiding fixing device of the distortion energy absorbing tube other end by screw thread, installation process is externally operated and is got final product, not only make total become more simple, safeguard conveniently, and make that the assembling process between guide piece and the bulged tube forcing pipe is more simple.Utilize conquassation distortion energy absorbing tube plastic deformation to absorb energy, it is big to have absorbing capacity, and the advantage of stable mechanical property remedies in the endergonic requirement of special impact operating mode lower bumper.
Description of drawings
Fig. 1 is the sectional structure scheme drawing of the utility model first specific embodiment;
Fig. 2 is the sectional structure scheme drawing of the utility model second specific embodiment;
Fig. 3 is the sectional structure scheme drawing of the utility model the 3rd specific embodiment;
Fig. 4 is the sectional structure scheme drawing of the utility model the 4th specific embodiment;
Fig. 5 is the sectional structure scheme drawing of the utility model the 5th specific embodiment;
Fig. 6 is the side-looking anti-rotation structure scheme drawing of the utility model specific embodiment;
Fig. 7 is the action scheme drawing of first kind of structural shape of the utility model specific embodiment.
Fig. 8 is the action scheme drawing of second kind of structural shape of the utility model specific embodiment
The specific embodiment
Below in conjunction with the description of drawings specific embodiment of the utility model:
As Fig. 1-shown in Figure 5, a kind of expanding conquassation device, the hitch that is installed on coupler buffering device connects to be hung between the partial sum installation hangar system, comprise power-absorbing distortion energy absorbing tube 3 and the forcing pipe 1 that links to each other with distortion energy absorbing tube one end, be provided with pressurization awl 2 between distortion energy absorbing tube 3 and the forcing pipe 1, the inside of described expanding conquassation device also is provided with the integral type guide piece of serial connection forcing pipe and distortion energy absorbing tube, and the other end of distortion energy absorbing tube 3 is provided with guiding fixing device.Distortion energy absorbing tube 3 is a petticoated tube, pressurization awl 2 press-fits on the end of forcing pipe 1, the end of forcing pipe 1 and pressurization awl 1 are embedded in the skirt section (as Fig. 1,2,4) of distortion energy absorbing tube 3, and forcing pipe 1 applies axial load by pressurization awl 2 to distortion energy absorbing tube 3, make 3 distortion of distortion energy absorbing tube; End that also can forcing pipe 1 is set to pressurization awl 2, and pressurization awl 2 is embedded in the skirt section (as Fig. 3,5) of distortion energy absorbing tube 3, can realize functional requirement equally.The inside face of the end of the forcing pipe 1 that is connected with distortion energy absorbing tube 3 is provided with the cushion cap of projection, guide piece is that cross sectional shape is the traction pilot bar 4 of " T " font, the head of traction pilot bar 4 and the cushion cap of forcing pipe 1 are suitable, afterbody is provided with screw thread, be connected with guiding fixing device, traction pilot bar 4 is provided with feather key 5, and feather key 5 can make the amoeboid movement of distortion energy absorption device steadily carry out vertically, thereby guarantees the stability of in-use performance; When the length requirement of conquassation device was not high, this guide frame also can be realized with the length that combines of drawing pull bar by strengthening forcing pipe, can satisfy the guide function (shown in Fig. 4,5) of axial motion equally.Guiding fixing device is a chuck structure nut 7, is provided with force bearing plate 6 between chuck structure nut 7 and the distortion energy absorbing tube 3, and described distortion energy absorbing tube 3 press-fits on force bearing plate 6.Be provided with locking device between the traction pilot bar 4 of chuck structure nut 7 and guide piece, locking device can be the junction of the edges of two sheets of paper screw between traction pilot bar 4 and the chuck mode structure nut 7, also can be that the assembling back manufactures circular hole in the end face joint portion, carry out plug welding, it is locking perhaps directly to take welding to wait other patterns to carry out.Chuck structure nut 7 is provided with anti-rotating positioning mechanism, realizes assembling the requirement (as the d among Fig. 6) of anti-rotation as flute profile or distribution circular hole; Perhaps an end that is arranged in the forcing pipe 1 at traction pilot bar 4 is provided with anti-rotation packaging technology groove, requires (b of structure shown on the accompanying drawing) with the moment that satisfies in the assembling process.
Expanding conquassation device and hitch connect that to hang the connection mode that partial sum installs between the hangar system be that chuck is connected, have the structures such as boss, recess, positioning groove of location and anti-rotation simultaneously, and the assurance installing and locating is fast accurate; Also can be deformed into the mounting interface of other flange plate structure or cancellation location anti-rotating function under no positioning requirements condition of service.
To shown in Figure 5, under traction working condition, longitudinal traction load is passed to forcing pipe 1, traction pilot bar 4, chuck structure nut 7 by chuck or other link, to chuck or other link, is passed to adjacent vehicle as Fig. 1.
Extremely shown in Figure 8 as Fig. 7, very under the impact conditions, after impact load surpasses the triggering load of conquassation distortion energy absorption device design code vertically, forcing pipe 1 promotes 2 pairs of distortion of pressurization awl energy absorbing tube 3 and applies axial load, make distortion energy absorbing tube 3 produce the plastic deformation of circumferencial direction, absorb impact energy, reach to absorb and impact, reduce the effect of velocity of impact.
Claims (9)
1, a kind of expanding conquassation device, the hitch that is installed on coupler buffering device connects to be hung between the partial sum installation hangar system, comprise power-absorbing distortion energy absorbing tube (3) and the forcing pipe (1) that links to each other with distortion energy absorbing tube (3) one ends, be provided with pressurization awl (2) between distortion energy absorbing tube (3) and the forcing pipe (1), it is characterized in that: the inside of described expanding conquassation device also is provided with the integral type guide piece of serial connection forcing pipe (1) and distortion energy absorbing tube (3), and the other end of distortion energy absorbing tube (3) is provided with guiding fixing device.
2, expanding conquassation device as claimed in claim 1, it is characterized in that: described distortion energy absorbing tube (3) is a petticoated tube, described pressurization awl (2) press-fits on the end of forcing pipe (1), and the end of forcing pipe (1) and pressurization awl (1) are embedded in the skirt section of distortion energy absorbing tube (3).
3, expanding conquassation device as claimed in claim 1 is characterized in that: described distortion energy absorbing tube (3) is a petticoated tube, and the end of described forcing pipe (1) is set to pressurization awl (2), and pressurization awl (2) is embedded in the skirt section of distortion energy absorbing tube (3).
4, expanding conquassation device as claimed in claim 1, it is characterized in that: described guiding fixing device is chuck structure nut (7), be provided with force bearing plate (6) between chuck structure nut (7) and the distortion energy absorbing tube (3), described distortion energy absorbing tube (3) press-fits on force bearing plate (6).
5, expanding conquassation device as claimed in claim 4 is characterized in that: be provided with locking device between described chuck structure nut (7) and the guide piece, also be provided with the anti-rotating positioning mechanism of assembling on chuck structure nut (7) or the guide piece.
6, expanding conquassation device as claimed in claim 1 is characterized in that: it is that chuck is connected that described expanding conquassation device connects the connection mode of hanging between the partial sum installation hangar system with hitch.
7, as any described expanding conquassation device of claim 1-6, it is characterized in that: the inside face of the end of the described forcing pipe (1) that is connected with distortion energy absorbing tube (3) is provided with the cushion cap of projection.
8, expanding conquassation device as claimed in claim 7, it is characterized in that: described guide piece is that cross sectional shape is the traction pilot bar (4) of " T " font, the head of traction pilot bar (4) and the cushion cap of forcing pipe (1) are suitable, afterbody is provided with screw thread, is connected with guiding fixing device.
9, expanding conquassation device as claimed in claim 8, it is characterized in that: described traction pilot bar (4) is provided with feather key (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820180063 CN201329871Y (en) | 2008-11-27 | 2008-11-27 | Expanding crushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820180063 CN201329871Y (en) | 2008-11-27 | 2008-11-27 | Expanding crushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201329871Y true CN201329871Y (en) | 2009-10-21 |
Family
ID=41223246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200820180063 Expired - Lifetime CN201329871Y (en) | 2008-11-27 | 2008-11-27 | Expanding crushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201329871Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700563A (en) * | 2012-06-13 | 2012-10-03 | 南车戚墅堰机车车辆工艺研究所有限公司 | Overload protection energy absorption device for hook buffer |
| CN105644580A (en) * | 2015-12-29 | 2016-06-08 | 中车戚墅堰机车车辆工艺研究所有限公司 | Crushing device, assembling method thereof and coupler buffer system comprising crushing device |
| CN107200034A (en) * | 2017-05-23 | 2017-09-26 | 中车唐山机车车辆有限公司 | Energy-absorbing component and motor-car |
| CN108368908A (en) * | 2015-12-17 | 2018-08-03 | Zf腓特烈斯哈芬股份公司 | Particularly for the collision bumper of rail vehicle |
| CN108698618A (en) * | 2016-03-10 | 2018-10-23 | 福伊特专利有限公司 | For the dropout monitoring device of the deformation tube in connector, for the deformation tube and train connector in connector |
| CN110099837A (en) * | 2016-12-23 | 2019-08-06 | 福伊特专利有限公司 | Traction/percussion mechanism and power transmission unit with this traction/percussion mechanism |
| CN111591145A (en) * | 2020-06-03 | 2020-08-28 | 南京铁道职业技术学院 | Traction motor driving part for subway operation |
| CN111891169A (en) * | 2020-08-12 | 2020-11-06 | 中车株洲电力机车有限公司 | Rail transit car coupler buffering energy-absorbing device |
-
2008
- 2008-11-27 CN CN 200820180063 patent/CN201329871Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102700563A (en) * | 2012-06-13 | 2012-10-03 | 南车戚墅堰机车车辆工艺研究所有限公司 | Overload protection energy absorption device for hook buffer |
| CN102700563B (en) * | 2012-06-13 | 2014-11-26 | 南车戚墅堰机车车辆工艺研究所有限公司 | Overload protection energy absorption device for hook buffer |
| CN108368908A (en) * | 2015-12-17 | 2018-08-03 | Zf腓特烈斯哈芬股份公司 | Particularly for the collision bumper of rail vehicle |
| CN108368908B (en) * | 2015-12-17 | 2020-03-06 | Zf腓特烈斯哈芬股份公司 | Crash cushion, in particular for a rail vehicle |
| CN105644580A (en) * | 2015-12-29 | 2016-06-08 | 中车戚墅堰机车车辆工艺研究所有限公司 | Crushing device, assembling method thereof and coupler buffer system comprising crushing device |
| CN105644580B (en) * | 2015-12-29 | 2019-01-29 | 中车戚墅堰机车车辆工艺研究所有限公司 | Crushing device, assembling method thereof and coupler buffer system comprising crushing device |
| CN108698618A (en) * | 2016-03-10 | 2018-10-23 | 福伊特专利有限公司 | For the dropout monitoring device of the deformation tube in connector, for the deformation tube and train connector in connector |
| CN110099837A (en) * | 2016-12-23 | 2019-08-06 | 福伊特专利有限公司 | Traction/percussion mechanism and power transmission unit with this traction/percussion mechanism |
| CN107200034A (en) * | 2017-05-23 | 2017-09-26 | 中车唐山机车车辆有限公司 | Energy-absorbing component and motor-car |
| CN111591145A (en) * | 2020-06-03 | 2020-08-28 | 南京铁道职业技术学院 | Traction motor driving part for subway operation |
| CN111891169A (en) * | 2020-08-12 | 2020-11-06 | 中车株洲电力机车有限公司 | Rail transit car coupler buffering energy-absorbing device |
| WO2022033270A1 (en) | 2020-08-12 | 2022-02-17 | 中车株洲电力机车有限公司 | Deformable tube, coupler cushioning energy-absorption device for rail transit vehicle, and rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |
|
| CX01 | Expiry of patent term |