CN107685740B - Telescopic rail for rail transit vehicle emergency escape and evacuation ramp device - Google Patents
Telescopic rail for rail transit vehicle emergency escape and evacuation ramp device Download PDFInfo
- Publication number
- CN107685740B CN107685740B CN201710944295.1A CN201710944295A CN107685740B CN 107685740 B CN107685740 B CN 107685740B CN 201710944295 A CN201710944295 A CN 201710944295A CN 107685740 B CN107685740 B CN 107685740B
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- rail
- stage
- telescopic
- evacuation ramp
- emergency escape
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- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D23/00—Construction of steps for railway vehicles
- B61D23/02—Folding steps for railway vehicles, e.g. hand or mechanically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a telescopic rail for an emergency escape and evacuation ramp device of a rail transit vehicle, which is arranged below the front end part of the lowest pedal body of an emergency escape and evacuation ramp pedal mechanism and comprises a first-stage rail-carrying rod and a second-stage rail-carrying rod which are arranged in a front-back distribution manner, wherein the first-stage rail-carrying rod and the second-stage rail-carrying rod have the same structure, the first-stage rail-carrying rod extends to the vertical level of one side edge of the front end part of the lowest pedal body, the second-stage rail-carrying rod extends to the vertical level of the other side edge of the front end part of the lowest pedal body, and the outer ends of the first-stage rail-carrying rod and the second-stage rail-carrying rod are respectively inserted with a second-stage telescopic rod. The pedal mechanism of the emergency escape evacuation ramp device can be stably supported, and if the rail surface is bent, the secondary telescopic rod can be manually pulled out, so that the rail surface support of a bend is realized, the effective support of the emergency escape evacuation ramp is ensured, the safety performance is improved, the structure is ingenious, and the pedal mechanism has good application prospect.
Description
Technical Field
The invention relates to a telescopic rail for a rail transit vehicle emergency escape and evacuation ramp device, and belongs to the technical field of rail transit vehicle components.
Background
With the rapid development of rail transit, the demand of rail transit vehicles is also increasing. At present, an emergency escape and evacuation ramp device is arranged on rail transit vehicles, and is used for facilitating rapid escape of passengers under the condition of emergency faults, and particularly for escaping and evacuating in a narrow underground passage. The existing emergency escape evacuation ramp device has the advantages that when a curve needs emergency release, the pedal mechanism does not have a front end supporting function, and particularly when the emergency escape evacuation ramp device is used for the curve, the angle of the ramp is unstable, and potential safety hazards exist.
Disclosure of Invention
The invention aims to overcome the defects of the existing emergency escape and evacuation ramp device. The telescopic rail of the rail transit vehicle emergency escape and evacuation ramp device disclosed by the invention is suitable for complex rail surface environments such as straight roads, curves and the like by utilizing a telescopic pull rod structure, can stably support the pedal mechanism of the emergency escape and evacuation ramp device, improves the safety performance, is ingenious in structure and has a good application prospect.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a scalable rail of evacuation ramp device that flees of rail transit vehicle, installs the below at the tip before the below of the foremost footboard body of emergency escape evacuation ramp footboard mechanism, forms the front end support of emergency escape evacuation ramp, including first order rail pole and the second level rail pole that is preceding, the back distribution installation, first order rail pole is the same with the structure of second level rail pole, the perpendicular horizontal extension of a tip side of the foremost footboard body of first order rail pole, the perpendicular horizontal extension of another side of the tip of the foremost footboard body of second level rail pole to the foremost footboard body of second level rail pole, the outer tip of first order rail pole and second level rail pole has all been inserted the second grade telescopic link.
The telescopic rail of the emergency escape and evacuation ramp device for the rail transit vehicle is characterized in that the first-stage rail-carrying rod and the second-stage rail-carrying rod are connected with the fixed plate through four-bar driving mechanisms respectively.
The telescopic rail of the emergency escape and evacuation ramp device for the rail transit vehicle is characterized in that the fixing plate is fixed at the front end part of the lowest pedal body.
The telescopic rail of the rail transit vehicle emergency escape and evacuation ramp device is characterized in that the four-bar driving mechanism is connected with the fixed block on the driving cross bar through the driving tension spring respectively, the driving cross bar is positioned below the bottommost pedal body, and two ends of the driving cross bar are connected with the connecting rod on the bottommost pedal body.
The telescopic rail of the rail transit vehicle emergency escape and evacuation ramp device is characterized in that the connecting rod body provides a power source for driving the cross rod when in action.
The telescopic rail of the emergency escape and evacuation ramp device for the rail transit vehicle is characterized in that the second-stage telescopic rod is pulled out from the outer end part of the first-stage rail-lifting rod or the second-stage rail-lifting rod in a curve, so that the curve rail surface support of the curve is realized.
The beneficial effects of the invention are as follows: the telescopic rail of the rail transit vehicle emergency escape and evacuation ramp device utilizes a telescopic pull rod structure, is suitable for complex rail surface environments such as straight roads, curves and the like, can stably support the pedal mechanism of the emergency escape and evacuation ramp device, can manually pull out the secondary telescopic rod when the rail surface is bent, realizes rail surface support of the curves, ensures effective support of the emergency escape and evacuation ramp, improves safety performance, has ingenious structure and has good application prospect.
Drawings
FIG. 1 is a schematic view of the telescopic rail of the present invention;
FIG. 2 is a schematic view of the telescopic rail of the present invention after deployment;
FIG. 3 is a view showing the positional relationship of the telescopic rails of the present invention after the telescopic rails are extended;
fig. 4 is a schematic view of the invention after retraction of the telescopic rail.
The meaning of the symbols in the drawings is as follows:
301: a link body; 4: a pedal mechanism; 401: a pedal body; 601: a first-stage rail-lapping rod; 602: a second stage rail rod; 603: a four bar linkage drive mechanism; 604: a fixing plate; 605: driving a tension spring; 606: a drive rail; 607: a fixed block; 608: a secondary telescopic rod.
Detailed Description
The invention will be further described with reference to the drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
As shown in fig. 1-4, the telescopic rail of the emergency escape and evacuation ramp device for rail transit vehicles of the invention is arranged below the front end part of the lowest pedal body 401 of the pedal mechanism 4 of the emergency escape and evacuation ramp to form a front end support of the emergency escape and evacuation ramp, and concretely comprises a first-stage rail-taking rod 601 and a second-stage rail-taking rod 602 which are arranged in front and back, wherein the first-stage rail-taking rod 601 and the second-stage rail-taking rod 602 have the same structure and different directions, the first-stage rail-taking rod 601 extends to the vertical and horizontal side of one side edge of the front end part of the lowest pedal body 401, the second-stage rail-taking rod 602 extends to the vertical and horizontal side of the other side edge of the front end part of the lowest pedal body 401,
the first-stage rail-lapping rod 601 and the second-stage rail-lapping rod 602 are respectively connected with a fixed plate 604 through a four-bar driving mechanism 603, the fixed plate 604 is fixed at the front end part of the lowest pedal body 401, the four-bar driving mechanism 603 is respectively connected with a fixed block 607 on a driving cross rod 606 through a driving tension spring 605, the driving cross rod 606 is positioned below the lowest pedal body 401, two end parts of the driving cross rod 606 are connected with a connecting rod body 301 on the lowest pedal body 401, the connecting rod body 301 provides a power source for the four-bar driving mechanism 603, the four-bar driving mechanism 603 enables the first-stage rail-lapping rod 601 and the second-stage rail-lapping rod 602 to extend to two sides respectively, and the outer end parts of the first-stage rail-lapping rod 601 and the second-stage rail-lapping rod 602 are respectively inserted with a second-stage telescopic rod 608.
The telescopic rail of the rail transit vehicle emergency escape and evacuation ramp device provided by the invention has the following working principle: in the unfolding and releasing process of the pedal mechanism 4, the angle between the lowest pedal body 401 and the connecting rod body 301 on the lowest pedal body is gradually reduced, in the action process of the connecting rod body 301, the driving cross rod 606 is driven to control the driving tension spring 605 to act, the four-bar driving mechanism is driven to work, the first-stage rail-building rod 601 and the second-stage rail-building rod 602 are unfolded outwards under the action of the four-bar driving mechanism, and the second-stage telescopic rod 608 can be manually pulled out under the condition that the requirement exists, so that the device is suitable for complex rail surface environments such as straight curves and the like, as shown in fig. 3;
in summary, the telescopic rail of the rail transit vehicle emergency escape and evacuation ramp device disclosed by the invention is suitable for complex rail surface environments such as straight roads, curves and the like by utilizing a telescopic pull rod structure, and can stably support the pedal mechanism of the emergency escape and evacuation ramp device.
The foregoing has outlined and described the basic principles, features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a scalable rail of taking of emergent escape evacuation ramp device of rail transit vehicle which characterized in that: install the below at the tip before the pedal body of the below of emergent escape evacuation ramp pedal mechanism, form the front end support of emergent escape evacuation ramp, including first order rail pole and the second level rail pole of taking of being front and back distribution installation, first order rail pole is the same with the structure of second level rail pole of taking, the perpendicular horizontal extension of a tip side of the pedal body of first order rail pole to the below, the perpendicular horizontal extension of another side of the tip of pedal body of second level rail pole to the below, the outer tip of first order rail pole and second level rail pole is taken all to insert the second grade telescopic link.
2. A telescopic rail track for a rail transit vehicle emergency escape evacuation ramp apparatus according to claim 1, wherein: the first-stage rail-lapping rod and the second-stage rail-lapping rod are respectively connected with the fixed plate through four-bar drive mechanisms.
3. A telescopic rail track for a rail transit vehicle emergency escape evacuation ramp apparatus according to claim 1, wherein: the fixing plate is fixed at the front end of the lowermost pedal body.
4. A telescopic rail track for a rail transit vehicle emergency escape evacuation ramp apparatus according to claim 1, wherein: the four-bar driving mechanism is connected with the fixed block on the driving cross bar through the driving tension spring respectively, the driving cross bar is positioned below the bottommost pedal body, and the two ends of the driving cross bar are connected with the connecting bar on the bottommost pedal body.
5. A telescopic rail transit vehicle emergency escape evacuation ramp apparatus according to claim 4, wherein: when the connecting rod body acts, a power source is provided for driving the cross rod.
6. A telescopic rail track for a rail transit vehicle emergency escape evacuation ramp apparatus according to claim 1, wherein: and when in a curve, the second-stage telescopic rod is pulled out from the outer end part of the first-stage rail-lapping rod or the second-stage rail-lapping rod, so that the curve rail surface support of the curve is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710944295.1A CN107685740B (en) | 2017-09-30 | 2017-09-30 | Telescopic rail for rail transit vehicle emergency escape and evacuation ramp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710944295.1A CN107685740B (en) | 2017-09-30 | 2017-09-30 | Telescopic rail for rail transit vehicle emergency escape and evacuation ramp device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107685740A CN107685740A (en) | 2018-02-13 |
| CN107685740B true CN107685740B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710944295.1A Active CN107685740B (en) | 2017-09-30 | 2017-09-30 | Telescopic rail for rail transit vehicle emergency escape and evacuation ramp device |
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| Country | Link |
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| CN (1) | CN107685740B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3812564A1 (en) * | 1988-04-15 | 1989-11-02 | Guenter Strobel | Staircase which can be modified to form a ramp for public transport |
| EP0776808A1 (en) * | 1995-11-29 | 1997-06-04 | Fine Products S.A. | Door and ramp evacuation unit for passenger transport vehicles |
| JP2005319886A (en) * | 2004-05-10 | 2005-11-17 | East Japan Railway Co | Wheel chair slope device for railroad vehicle |
| KR20120095190A (en) * | 2011-02-18 | 2012-08-28 | 현대로템 주식회사 | One touch emergency escape device for railway vehicle |
| KR101507429B1 (en) * | 2013-11-29 | 2015-03-31 | 현대로템 주식회사 | Emergency escape ramp for railway vehicles |
| CN106043340A (en) * | 2016-07-14 | 2016-10-26 | 国信机器人无锡股份有限公司 | Loading and unloading telescopic rail and railway box car loading and unloading system with same |
| CN106394602A (en) * | 2016-11-29 | 2017-02-15 | 蓬莱奥斯勃机械有限公司 | Flaw detection trolley for light rail |
| CN207433541U (en) * | 2017-09-30 | 2018-06-01 | 南京康尼机电股份有限公司 | A kind of the scalable of rail traffic vehicles emergency escape escape ramp device takes rail |
-
2017
- 2017-09-30 CN CN201710944295.1A patent/CN107685740B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3812564A1 (en) * | 1988-04-15 | 1989-11-02 | Guenter Strobel | Staircase which can be modified to form a ramp for public transport |
| EP0776808A1 (en) * | 1995-11-29 | 1997-06-04 | Fine Products S.A. | Door and ramp evacuation unit for passenger transport vehicles |
| JP2005319886A (en) * | 2004-05-10 | 2005-11-17 | East Japan Railway Co | Wheel chair slope device for railroad vehicle |
| KR20120095190A (en) * | 2011-02-18 | 2012-08-28 | 현대로템 주식회사 | One touch emergency escape device for railway vehicle |
| KR101507429B1 (en) * | 2013-11-29 | 2015-03-31 | 현대로템 주식회사 | Emergency escape ramp for railway vehicles |
| CN106043340A (en) * | 2016-07-14 | 2016-10-26 | 国信机器人无锡股份有限公司 | Loading and unloading telescopic rail and railway box car loading and unloading system with same |
| CN106394602A (en) * | 2016-11-29 | 2017-02-15 | 蓬莱奥斯勃机械有限公司 | Flaw detection trolley for light rail |
| CN207433541U (en) * | 2017-09-30 | 2018-06-01 | 南京康尼机电股份有限公司 | A kind of the scalable of rail traffic vehicles emergency escape escape ramp device takes rail |
Non-Patent Citations (2)
| Title |
|---|
| 地铁车辆紧急疏散门系统方案设计分析;石芳;;科技与创新(第06期);全文 * |
| 紧急疏散门系统结构与分析;李琪;;山东工业技术(第第18期期);全文 * |
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| Publication number | Publication date |
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| CN107685740A (en) | 2018-02-13 |
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