CN103569152A - Inner shearing buffer device - Google Patents
Inner shearing buffer device Download PDFInfo
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- CN103569152A CN103569152A CN201310596370.1A CN201310596370A CN103569152A CN 103569152 A CN103569152 A CN 103569152A CN 201310596370 A CN201310596370 A CN 201310596370A CN 103569152 A CN103569152 A CN 103569152A
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- energy disperser
- buffer
- bearing seat
- load bearing
- pull bar
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Abstract
The invention discloses an inner shearing buffer device. The device comprises a buffer main body connected with a car coupler, and a mounting base connected with a car body. The device is characterized by further comprising a middle bearing base connected with the buffer main body, wherein the mounting base and the middle bearing base are connected through a rotating shaft; the buffer main body comprises a buffer shell and a buffer pull rod; a rubber block for coating the buffer pull rod is arranged in the buffer shell; the buffer pull rod extends to the front end of the buffer shell; the front end of the middle bearing base is provided with an overload protecting device; the buffer shell and the middle bearing base are connected through the overload protecting device; the front end of the middle bearing base is additionally provided with a vertical rubber support; the vertical rubber support is arranged at the lower end of the buffer pull rod for supporting the buffer pull rod. As the overload protecting device of the buffer is mounted at the front end, the buffer is released from the back end when the overload exceeds the design value of the overload protecting device.
Description
Technical field
The present invention relates to a kind of railway vehicle shock absorber, specifically, relate to shearing shock absorber in a kind of rail car coupler.
Background technology
Coupler and draft gear is generally comprised of gib head, energy disperser, shear etc., is one of basic element of character of guideway vehicle, and its Main Function is after coupling of vehicles, and transmitting tractive power, braking force also relax longitudinal impact force.
Energy disperser is a part for coupler and draft gear, and the Main Function of energy disperser is to relax the longitudinal impact that train is in operation and occurs, improves stationarity and the traveling comfort of train operation.Energy disperser in coupler and draft gear is arranged in mount pad, conventionally by mount pad, be connected with car body, its principle of work is the impulsive force while cushioning traction or stretching by the elastomeric element in energy disperser, and when impact load is greater than the carrying scope of energy disperser, energy disperser will come off.According to the mode of coming off, can be divided into two kinds of modes of interior shearing and outer shearing, but interior shearing energy disperser is different from outer shearing energy disperser, when the suffered impact load of outer shearing energy disperser surpasses the carrying scope of energy disperser, energy disperser will together come off from car body with mount pad etc.; And being energy disperser, the mode of coming off of interior shearing energy disperser comes off from mounting bracket assembly.Compare outer shearing energy disperser, it is less that interior shearing energy disperser takies vehicle body space while coming off, and structure is simpler.
The patent No. is that 200680000406.3 patent discloses a kind of central buffering coupling for guideway vehicle; on sort buffer coupling, be provided with impact protection device; but impact protection device is arranged on articulated mounting; and the supporting seat of articulated mounting is connected with compartment; when impact protection device is destroyed, impact protection device can come off together with articulated mounting on compartment.On the other hand, on shock absorber, be conventionally provided with vertical supporting device, energy disperser is carried out to vertical support, but because vertical supporting device structure arranges unreasonablely, when shock absorber comes off, conventionally vertical supporting device also drops with energy disperser or deviates from.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, a kind of interior shearing energy disperser is provided, when the work of energy disperser overload, the mode that can deviate from by energy disperser is carried out overload protection to coupler buffering device.
Technical scheme of the present invention is: a kind of interior shearing shock absorber, comprise the energy disperser body being connected with hitch, the mount pad being connected with car body, this interior shearing shock absorber also comprises the middle load bearing seat being connected with energy disperser body, between mount pad and middle load bearing seat, by rotating shaft, is connected; Energy disperser body comprises the gentle device pull bar that rushes of energy disperser housing, and energy disperser housing inside is provided with the rubber block of coated energy disperser pull bar, and energy disperser pull bar extends to the front end of energy disperser housing; The front end of middle load bearing seat is provided with overload protection device, between energy disperser housing and middle load bearing seat, by overload protection device, is connected; The front end of middle load bearing seat is also provided with vertical rubber mount, and vertical rubber mount is positioned at the lower end of energy disperser pull bar, and energy disperser pull bar is played a supportive role.
Preferably: load bearing seat is arranged on the inside of mount pad by rotating shaft.
Preferably: load bearing seat is arranged on the outside of mount pad by rotating shaft.
Preferably: on vertical rubber mount, be provided with wearing chunk, wearing chunk is between energy disperser pull bar and vertical rubber mount.
Preferably: overload protection device is the fixed parts of default maximum load power.
The invention has the beneficial effects as follows:
1. the overload protection device of existing shock absorber is arranged on mount pad rear end or revolution rotating shaft place more; the overload protection device of energy disperser of the present invention is arranged on front end; when load surpasses after overload protection device design value; energy disperser is deviate from from rear end; can reduce the space that retreats of vehicle upper bumper; can reduce the manufacture difficulty of overload protection device, also be convenient to check and change overload protection device simultaneously.
2. the vertical support of existing shock absorber all needs to drop or deviate from coupler buffering device integral body, the front end of load bearing seat in the middle of this device is fixedly mounted on vertical rubber mount, when transshipping, when energy disperser is deviate from, vertical support is still fixed on original position, can not drop and to train, produce security implication in orbit.
3. this device provides multiple connection mode, flexible structure between load bearing seat and mount pad.
Accompanying drawing explanation
Accompanying drawing 1 is the embodiment of the present invention 1 perspective view.
Accompanying drawing 2 is the right TV structure schematic diagram of the embodiment of the present invention 1.
Accompanying drawing 4 is the embodiment of the present invention 1 active state structural representation.
Accompanying drawing 5 is the embodiment of the present invention 1 active state structural representation.
Accompanying drawing 6 is the embodiment of the present invention 2 perspective view.
Accompanying drawing 7 is the right TV structure schematic diagram of the embodiment of the present invention 2.
Accompanying drawing 8 is the embodiment of the present invention 2 sectional structure schematic diagrams.
Accompanying drawing 9 is the embodiment of the present invention 2 active state structural representations.
Accompanying drawing 10 is the embodiment of the present invention 2 active state structural representations.
The specific embodiment
Below in conjunction with accompanying drawing, embodiments of the invention are specifically described.
Embodiment 1
As shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3:
A kind of interior shearing shock absorber, comprise the energy disperser body being connected with hitch, the mount pad 1 being connected with car body, this interior shearing shock absorber also comprises the middle load bearing seat 2 being connected with energy disperser body, between mount pad 1 and middle load bearing seat 2, by rotating shaft 3, be connected, load bearing seat 2 is that load bearing seat 2 is arranged on the inside of mount pad 1 by rotating shaft 3 with the mounting means of mount pad 1; Energy disperser body comprises energy disperser housing 5 and energy disperser pull bar 4, and energy disperser housing 5 inside are provided with the rubber block 8 of coated energy disperser pull bar 4, and energy disperser pull bar 4 extends to the front end of energy disperser housing 5; The front end of middle load bearing seat 2 is provided with overload protection device 6, between energy disperser housing 5 and middle load bearing seat 2, by overload protection device 6, is connected; The front end of middle load bearing seat 2 is also provided with vertical rubber mount 7, and vertical rubber mount 7 is positioned at the lower end of energy disperser pull bar 4, and energy disperser pull bar 4 is played a supportive role.On vertical rubber mount 7, be provided with wearing chunk, wearing chunk is between energy disperser pull bar 4 and vertical rubber mount 7.In working process, energy disperser pull bar 4 contacts with the wearing chunk of vertical rubber mount 7, avoids energy disperser pull bar 4 directly to vertical rubber mount 7 wearing and tearing.Overload protection device 6 is the fixed parts of default maximum load power, can need to select overload protection device 6 according to design.
As shown in accompanying drawing 4 and accompanying drawing 5:
When this energy disperser work, when hitch is subject to impulsive force, hitch the place ahead parts reach energy disperser pull bar 4 by load, by rubber block 8, pass to energy disperser housing 5, and energy disperser housing 5 is subject to the constraint of overload protection device 6, and rubber block 8 is compressed; When energy disperser is covered after stroke, the energy disperser pull bar 4 transmission clamp load that contacts with energy disperser housing 5; When clamp load surpasses the design value of overload protection device 6, overload protection device 6 is destroyed, overload protection device 6 will lose efficacy, when energy disperser compression stroke is covered, the front end flange of energy disperser pull bar 4 contacts with energy disperser housing 5, by being rigidly connected, transfer loads on overload protection device 6, make it separated, energy disperser housing 5 lose with middle load bearing seat 2 between be connected; At this moment the parts in energy disperser and the place ahead will enter in middle load bearing seat 2, and under the effect of impact load, continue rearward to exit, and final energy disperser is deviate from outside load bearing seat.
And when hitch is subject to tractive force, due to energy disperser housing 5 be subject in the middle of the constraint of load bearing seat 2, the direct compressing rubber piece of tractive force is also passed to energy disperser housing 5, middle load bearing seat 2, mount pad 1 until car body, in this process, overload protection device does not stress.
As shown in accompanying drawing 6, accompanying drawing 7 and accompanying drawing 8:
As different from Example 1, between mount pad 1 and middle load bearing seat 2, by rotating shaft 3, be connected, but mount pad 1 is that load bearing seat 2 is arranged on the outside of mount pad 1 by rotating shaft 3 with the mounting means of load bearing seat 2.In embodiment 1 and embodiment 2, the mounting means of load bearing seat 2 and mount pad 1 all can guarantee the work that shock absorber is stable.
Accompanying drawing 9 and accompanying drawing 10 have provided the active state structural representation of the specific embodiment of the invention 2, and the principle of work of this embodiment is identical with embodiment 1.
Claims (5)
1. shear shock absorber in one kind, comprise the energy disperser body being connected with hitch, the mount pad being connected with car body, it is characterized in that: this interior shearing shock absorber also comprises the middle load bearing seat being connected with energy disperser body, between mount pad and middle load bearing seat, by rotating shaft, be connected; Described energy disperser body comprises the gentle device pull bar that rushes of energy disperser housing, and energy disperser housing inside is provided with the rubber block of coated energy disperser pull bar, and energy disperser pull bar extends to the front end of energy disperser housing; The front end of middle load bearing seat is provided with overload protection device, between energy disperser housing and middle load bearing seat, by overload protection device, is connected; The front end of middle load bearing seat is also provided with vertical rubber mount, and vertical rubber mount is positioned at the lower end of energy disperser pull bar, and energy disperser pull bar is played a supportive role.
2. interior shearing shock absorber as claimed in claim 1, is characterized in that: described load bearing seat is arranged on the inside of mount pad by rotating shaft.
3. interior shearing shock absorber as claimed in claim 1, is characterized in that: described load bearing seat is arranged on the outside of mount pad by rotating shaft.
4. interior shearing shock absorber as claimed in claim 1, is characterized in that: on described vertical rubber mount, be provided with wearing chunk, wearing chunk is between energy disperser pull bar and vertical rubber mount.
5. interior shearing shock absorber as claimed in claim 1, is characterized in that: described overload protection device is the fixed parts of default maximum load power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310596370.1A CN103569152B (en) | 2013-11-22 | 2013-11-22 | Interior shearing shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310596370.1A CN103569152B (en) | 2013-11-22 | 2013-11-22 | Interior shearing shock absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103569152A true CN103569152A (en) | 2014-02-12 |
| CN103569152B CN103569152B (en) | 2015-11-11 |
Family
ID=50042075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310596370.1A Active CN103569152B (en) | 2013-11-22 | 2013-11-22 | Interior shearing shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103569152B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016000601A1 (en) * | 2014-06-30 | 2016-01-07 | 常州南车铁马科技实业有限公司 | Coupler buffer connector for rail vehicle and buffer connecting system using same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1719684A1 (en) * | 2005-05-03 | 2006-11-08 | Voith Turbo Scharfenberg GmbH & Co. KG | Central buffer coupling for railway vehicles |
| CN102343918A (en) * | 2011-07-12 | 2012-02-08 | 青岛四方车辆研究所有限公司 | Inner breaking type buffer device for rail vehicle |
| CN203558080U (en) * | 2013-11-22 | 2014-04-23 | 青岛四方车辆研究所有限公司 | Inner shearing buffer device |
-
2013
- 2013-11-22 CN CN201310596370.1A patent/CN103569152B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1719684A1 (en) * | 2005-05-03 | 2006-11-08 | Voith Turbo Scharfenberg GmbH & Co. KG | Central buffer coupling for railway vehicles |
| CN102343918A (en) * | 2011-07-12 | 2012-02-08 | 青岛四方车辆研究所有限公司 | Inner breaking type buffer device for rail vehicle |
| CN203558080U (en) * | 2013-11-22 | 2014-04-23 | 青岛四方车辆研究所有限公司 | Inner shearing buffer device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016000601A1 (en) * | 2014-06-30 | 2016-01-07 | 常州南车铁马科技实业有限公司 | Coupler buffer connector for rail vehicle and buffer connecting system using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103569152B (en) | 2015-11-11 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 266000 Shandong province Qingdao City, Ruichang Road No. 231 Patentee after: CRRC QINGDAO SIFANG VEHICLE RESEARCH INSTITUTE CO., LTD. Address before: 266000 Shandong province Qingdao City, Ruichang Road No. 231 Patentee before: Qingdao Sifang Rolling Stock Research Institute Co., Ltd. |