CN204548122U - A kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier - Google Patents
A kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier Download PDFInfo
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- CN204548122U CN204548122U CN201520218352.4U CN201520218352U CN204548122U CN 204548122 U CN204548122 U CN 204548122U CN 201520218352 U CN201520218352 U CN 201520218352U CN 204548122 U CN204548122 U CN 204548122U
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- ramp
- bar mechanism
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- main body
- pedal
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Abstract
The utility model discloses a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, comprise folding ramp main body, for controlling the first four-bar mechanism of ramp bulk motion track, for controlling the second four-bar mechanism of ramp main body synchronous expansion, for controlling the 3rd four-bar mechanism that grab rail launches, first, second, 3rd four-bar mechanism is two groups, be symmetricly set on the both sides of ramp main body, pedal foremost increases the first four-bar mechanism, realize upon deployment, throwing over barrier, and increase by the 3rd four-bar mechanism on the pedal of most final stage, realize grab rail to launch, supporting flexible manrope rove, for hand steered, improve safety, when ramp main body flattens dropping place, pedal machines locking at different levels, avoid impact release and locking does not enter position, and be provided with separation type energy storage thruster, ramp folds when reclaiming and absorbs kinetic energy, and the power needed for expansion is provided, easy to use, be applicable to the transformation of existing city railway vehicle, have a good application prospect.
Description
Technical field
The utility model relates to city railway vehicle mechanical part technical field, be specifically related to a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier.
Background technology
Emergency evacuation ramp is the equipment in case of emergency evacuating vehicle driver and crew that city railway vehicle is equipped with, and is generally arranged on vehicle head, is positioned at position, emergency evacuation door dead aft.After emergency evacuation door is opened, start emergency evacuation ramp and launch, form driver and crew's fire escape, because escape ramp evacuation efficiency is high, simple to operate, the formation fire escape time is short and find broad application.
At present, city railway vehicle is equipped without emergency evacuation ramp, this has potential threat to driver and crew's life, therefore be necessary to transform above-mentioned vehicle, ensure driver and crew people's safety, the mounting interface in vehicle not reserved emergency evacuation ramp when initial design, and threshold is had in installation region, ramp, larger obstacles of physical dimension such as headstock collar tie beam and to evacuate diff-H large, on the market, the emergency evacuation ramp existed is by multiple step, rod member, the composition such as handrail and interlock assembly, multiple step and rod member are by the hinged composition multi-bar linkage of turning pair, treat mode of operation, multiple step is folding to be drawn in and mechanical locking, during work, after unblock under the effect of external force, multiple step flattens and obliquely stretches out outside vehicle, two side handrails (flexible manrope rove) launch to form fire escape simultaneously, but, be do not possess the function of crossing above-mentioned obstacle, therefore, the transformation of city railway vehicle is not suitable with.
Utility model content
The technical matters that the utility model solves is existing emergency evacuation ramp, possesses the function of crossing above-mentioned obstacle, cannot adapt to the problem of existing city railway vehicle transformation.Of the present utility model for city railway vehicle can the emergency evacuation ramp of throwing over barrier, pedal foremost increases the first four-bar mechanism, realize upon deployment, throwing over barrier, and increase by the 3rd four-bar mechanism on the pedal of most final stage, realize grab rail to launch, supporting flexible manrope rove, for hand steered, improve safety, when ramp main body flattens dropping place, pedal machines locking at different levels, avoid impact release and locking does not enter position, and be provided with separation type energy storage thruster, power needed for expansion is provided, easy to use, be applicable to the transformation of existing city railway vehicle, have a good application prospect.
In order to achieve the above object, the technical scheme that the utility model adopts is:
A kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: comprise folding ramp main body, for control ramp bulk motion track the first four-bar mechanism, for control ramp main body synchronous expansion the second four-bar mechanism, for control grab rail launch the 3rd four-bar mechanism, described first four-bar mechanism, the second four-bar mechanism, the 3rd four-bar mechanism are two groups, be symmetricly set on the both sides of ramp main body
Described ramp main body comprises the multiple step be hinged and forms, each first four-bar mechanism is arranged on the respective side of most prime pedal, the first connecting rod, second connecting rod, third connecting rod, the double leval jib that comprise in four bars distributions is flattened for controlling ramp main body throwing over barrier and ramp, described first connecting rod is also connected with separation type energy storage thruster by the first expansion link, and described double leval jib is by hinged being hinged with the second four-bar mechanism of turning pair;
Each second four-bar mechanism is by the equal connecting rod of multiple length, and parallel four-bar mechanism is in series, the quantity of the number ratio pedal of four-bar mechanism few, described second four-bar mechanism controls multiple step synchronous expansion, be positioned at the second four-bar mechanism four-bar mechanism foremost and double leval jib hinged by turning pair;
Each 3rd four-bar mechanism is arranged on the respective side of most final stage pedal, comprise the first distant bar, second distant bar, 5th connecting rod, six-bar linkage, described six-bar linkage is set in parallel in the side of most final stage pedal, described first distant bar, second distant bar, 5th connecting rod, six-bar linkage is by the distribution of turning pair hinged formation four bar, described first distant bar of drawing together is perpendicular to most final stage pedal, and extend formation grab rail, described grab rail is connected with flexible manrope rove by buckle, after ramp main body is launched, flexible manrope rove is positioned at the top of ramp main body, and parallel with most final stage pedal.
Aforesaid a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: the first connecting rod of described first four-bar mechanism, second connecting rod, third connecting rod, double leval jib ratio are 1:2.5:0.5:1.8, realize the obstacle crossing 390mm.
Aforesaid a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: described first distant bar, the second distant bar, the 5th connecting rod, six-bar linkage ratio are 1:1.4:2.9:3.3.
Aforesaid a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: described separation type energy storage thruster comprises flange, pedestal, spring, push rod, force block, one end of described spring is fixed in pedestal by flange, the other end of described spring is provided with push rod, described push rod extends pedestal, and be connected with force block, described force block is connected with the first expansion link, described separation type energy storage thruster is two groups, is arranged on the sidewall bottom of most prime pedal respectively.
Aforesaid a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: each second four-bar mechanism forms two connecting rods by the side of adjacent two pedal homonymies, by being connected with the lock pin of torsion spring, locking board between two pedals, insert the groove on locking board after two adjacent pedals launch with the lock pin of torsion spring, realize rigidity locking.
Aforesaid a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: also comprise locking handle, described locking handle is two groups of both sides being separately positioned on ramp main body, the rear end of each locking handle is hinged on most final stage pedal respectively, the lower edge of described locking handle front end is provided with draw-in groove, most final stage pedal is provided with the locating dowel pin for clamping locking handle, and described locking handle is also connected by the top of the second expansion link with most final stage pedal.
The beneficial effects of the utility model are: of the present utility model for city railway vehicle can the emergency evacuation ramp of throwing over barrier, pedal foremost increases the first four-bar mechanism, realize upon deployment, throwing over barrier, and increase by the 3rd four-bar mechanism on the pedal of most final stage, realize grab rail to launch, supporting flexible manrope rove, for hand steered, improve safety, when ramp main body flattens dropping place, pedal machines locking at different levels, avoid impact release and locking does not enter position, and be provided with separation type energy storage thruster, ramp folds when reclaiming and absorbs kinetic energy, and the power needed for expansion is provided, easy to use, be applicable to the transformation of existing city railway vehicle, have a good application prospect.
Accompanying drawing explanation
Fig. 1 be of the present utility model for city railway vehicle can the structural representation in emergency evacuation ramp of throwing over barrier.
Fig. 2 is the structural representation of emergency evacuation ramp of the present utility model deployed condition.
Fig. 3 is adjacent two rigidly connected schematic diagrams of pedal of the present utility model.
Fig. 4 is the structural representation of the 3rd four-bar mechanism of the present utility model.
Fig. 5 is the structural representation of separation type energy storage thruster of the present utility model.
Fig. 6 is the installation site schematic diagram of separation type energy storage thruster of the present utility model.
The implication marked in accompanying drawing is as follows:
1: the first four-bar mechanism; 101: first connecting rod; 102: second connecting rod; 103: third connecting rod; 104: the double leval jib; 2: the second four-bar mechanisms; 3: the three four-bar mechanisms; 301: the first distant bars; 302: the second distant bars; 303: the five connecting rods; 304: the six-bar linkage; 4: ramp main body; 5: pedal; 6: the first expansion links; 7: separation type energy storage thruster; 701: flange; 702: pedestal; 703: spring; 704: push rod; 705: force block; 8: grab rail; 9: buckle; 10: flexible manrope rove; 11: lock pin; 12: locking board; 13: locking handle; 14: draw-in groove; 15: locating dowel pin; 16: the second expansion links.
Detailed description of the invention
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 1, of the present utility model for city railway vehicle can the emergency evacuation ramp of throwing over barrier, comprise folding ramp main body 4, for control ramp bulk motion track the first four-bar mechanism 1, for control ramp main body synchronous expansion the second four-bar mechanism 2, for control grab rail launch the 3rd four-bar mechanism 3, described first four-bar mechanism 1, second four-bar mechanism 2, the 3rd four-bar mechanism 3 are two groups, be symmetricly set on the both sides of ramp main body 4
Described ramp main body 4 comprises the multiple step 5 be hinged and forms, each first four-bar mechanism 1 is arranged on the respective side of most prime pedal 5, the first connecting rod 101 comprised in four bars distributions is flattened for controlling ramp main body 4 throwing over barrier and ramp, second connecting rod 102, third connecting rod 103, double leval jib 104, first connecting rod 101 is also connected with separation type energy storage thruster 7 by the first expansion link 6, double leval jib 104 is by hinged being hinged with the second four-bar mechanism 2 of turning pair, the first connecting rod 101 of the first four-bar mechanism 1, second connecting rod 102, third connecting rod 103, double leval jib 104 ratio is 1:2.5:0.5:1.8, preferred ratio is 1:2.477:0.551:1.834, in order to realize the obstacle crossing 390mm, wherein, the long 379.23mm of the bar of first connecting rod 101 can be selected, second connecting rod 102, third connecting rod 103, the bar of double leval jib 104 is long is respectively 939.35, 209 and 695.67, there is the function of throwing over barrier, conveniently carry out the transformation of existing city railway vehicle,
As shown in Figure 2, each second four-bar mechanism 2 is by the equal connecting rod of multiple length, and parallel four-bar mechanism is in series, few 1 of the quantity of the number ratio pedal 5 of four-bar mechanism, described second four-bar mechanism 2 controls multiple step 5 synchronous expansion, be positioned at the second four-bar mechanism 2 four-bar mechanism foremost and double leval jib 104 hinged by turning pair, each second four-bar mechanism 2 forms two connecting rods by the side of adjacent two pedal 5 homonymies, by the lock pin 11 with torsion spring between two pedals 5, locking board 12 is connected, as shown in Figure 3, insert the groove on locking board 12 with the lock pin 11 of torsion spring after two adjacent pedals 5 launch, realize rigidity locking, thus realize pedal machines locking at different levels, avoid impact release and locking does not enter position,
As shown in Figure 4, each 3rd four-bar mechanism 3 is arranged on the respective side of most final stage pedal 5, comprise the first distant bar 301, second distant bar 302, 5th connecting rod 303, six-bar linkage 304, described six-bar linkage 304 is set in parallel in the side of most final stage pedal 5, described first distant bar 301, second distant bar 302, 5th connecting rod 303, six-bar linkage 304 is by the distribution of turning pair hinged formation four bar, described first distant bar 301 of drawing together is perpendicular to most final stage pedal 5, and extend formation grab rail 8, described grab rail 8 is connected with flexible manrope rove 10 by buckle 9, after ramp main body 4 is launched, flexible manrope rove 10 is positioned at the top of ramp main body 4, and parallel with most final stage pedal 5, first distant bar 301, second distant bar 302, 5th connecting rod 303, six-bar linkage 304 ratio is 1:1.4:2.9:3.3, grab rail 8 and flexible manrope rove 9 launch in company with ramp simultaneously, to releive user of service's psychological pressure, good fire escape is provided
As shown in Figure 5, described separation type energy storage thruster 7 comprises flange 701, pedestal 702, spring 703, push rod 704, force block 705, one end of described spring 703 is fixed in pedestal 702 by flange 701, the other end of described spring 703 is provided with push rod 704, described push rod 704 extends pedestal 702, and be connected with force block 705, described force block 705 is connected with the first expansion link 6, as shown in Figure 6, described separation type energy storage thruster 7 is two groups, be arranged on the sidewall bottom of most prime pedal 5 respectively, separation type energy storage thruster 7 absorbs the energy that impulsive force generation is drawn in buffering ramp in, and the power needed for expansion is provided, when ramp main body 4 is launched, the external force provided is not more than 150N, easy to use, and, ramp main body can be slowed down draw in parts concussion damage.
Of the present utility model for city railway vehicle can the emergency evacuation ramp of throwing over barrier, also comprise locking handle 13, locking handle 13 is two groups of both sides being separately positioned on ramp main body 4, the rear end of each locking handle 13 is hinged on most final stage pedal 5 respectively, the lower edge of described locking handle 13 front end is provided with draw-in groove 14, most final stage pedal 5 is provided with the locating dowel pin 15 for clamping locking handle 13, locking handle 13 is also connected by the top of the second expansion link 16 with most final stage pedal 5, when ramp main body 4 is drawn in, realize locking, prevent expansion safe and reliable.
In sum, of the present utility model for city railway vehicle can the emergency evacuation ramp of throwing over barrier, solve following problem:
(1) problem of ramp crossing over blockage is solved;
(2) pedal rigidity locking at different levels before the dropping place of ramp, provides locking reliability;
(3) separation type energy storage thruster reduces M/C power, and slows down ramp main body gathering to parts concussion damage;
(4) grab rail and flexible manrope rove launch in company with ramp simultaneously, and user of service's psychological pressure of releiving, provides good fire escape.
More than show and describe groundwork of the present utility model and principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. one kind for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: comprise folding ramp main body (4), for control ramp bulk motion track the first four-bar mechanism (1), for control ramp main body synchronous expansion the second four-bar mechanism (2), for control grab rail launch the 3rd four-bar mechanism (3), described first four-bar mechanism (1), the second four-bar mechanism (2), the 3rd four-bar mechanism (3) are two groups, be symmetricly set on the both sides of ramp main body (4)
Described ramp main body (4) comprises the multiple step (5) be hinged and forms, each first four-bar mechanism (1) is arranged on the respective side of most prime pedal (5), the first connecting rod (101) comprised in four bars distributions is flattened for controlling ramp main body (4) throwing over barrier and ramp, second connecting rod (102), third connecting rod (103), double leval jib (104), described first connecting rod (101) is also connected with separation type energy storage thruster (7) by the first expansion link (6), described double leval jib (104) is by hinged being hinged with the second four-bar mechanism (2) of turning pair,
Each second four-bar mechanism (2) is by the equal connecting rod of multiple length, and parallel four-bar mechanism is in series, few 1 of the quantity of the number ratio pedal (5) of four-bar mechanism, described second four-bar mechanism (2) controls multiple step (5) synchronous expansion, be positioned at the second four-bar mechanism (2) four-bar mechanism foremost and double leval jib (104) hinged by turning pair;
Each 3rd four-bar mechanism (3) is arranged on the respective side of most final stage pedal (5), comprise the first distant bar (301), second distant bar (302), 5th connecting rod (303), six-bar linkage (304), described six-bar linkage (304) is set in parallel in the side of most final stage pedal (5), described first distant bar (301), second distant bar (302), 5th connecting rod (303), six-bar linkage (304) is distributed by turning pair hinged formation four bar, described first distant bar (301) of drawing together is perpendicular to most final stage pedal (5), and extend formation grab rail (8), described grab rail (8) is connected with flexible manrope rove (10) by buckle (9), after ramp main body (4) is launched, flexible manrope rove (10) is positioned at the top of ramp main body (4), and parallel with most final stage pedal (5).
2. according to claim 1 a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: the first connecting rod (101) of described first four-bar mechanism (1), second connecting rod (102), third connecting rod (103), double leval jib (104) ratio are 1:2.5:0.5:1.8, realize the obstacle crossing 390mm.
3. according to claim 1 a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: described first distant bar (301), the second distant bar (302), the 5th connecting rod (303), six-bar linkage (304) ratio are 1:1.4:2.9:3.3.
4. according to claim 1 a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: described separation type energy storage thruster (7) comprises flange (701), pedestal (702), spring (703), push rod (704), force block (705), one end of described spring (703) is fixed in pedestal (702) by flange (701), the other end of described spring (703) is provided with push rod (704), described push rod (704) extends pedestal (702), and be connected with force block (705), described force block (705) is connected with the first expansion link (6), described separation type energy storage thruster (7) is two groups, be arranged on the sidewall bottom of most prime pedal (5) respectively.
5. according to claim 1 a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: each second four-bar mechanism (2) forms two connecting rods by the side of adjacent two pedal (5) homonymies, by being connected with the lock pin (11) of torsion spring, locking board (12) between two pedals (5), insert the groove on locking board (12) after two adjacent pedals (5) expansion with the lock pin (11) of torsion spring, realize rigidity locking.
6. according to claim 1 a kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier, it is characterized in that: also comprise locking handle (13), described locking handle (13) is two groups of both sides being separately positioned on ramp main body (4), the rear end of each locking handle (13) is hinged on most final stage pedal (5) respectively, the lower edge of described locking handle (13) front end is provided with draw-in groove (14), most final stage pedal (5) is provided with the locating dowel pin (15) for clamping locking handle (13), described locking handle (13) is also connected by the top of the second expansion link (16) with most final stage pedal (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520218352.4U CN204548122U (en) | 2015-04-13 | 2015-04-13 | A kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520218352.4U CN204548122U (en) | 2015-04-13 | 2015-04-13 | A kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier |
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| Publication Number | Publication Date |
|---|---|
| CN204548122U true CN204548122U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520218352.4U Withdrawn - After Issue CN204548122U (en) | 2015-04-13 | 2015-04-13 | A kind of for city railway vehicle can the emergency evacuation ramp of throwing over barrier |
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| CN (1) | CN204548122U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742925A (en) * | 2015-04-13 | 2015-07-01 | 南京康尼机电股份有限公司 | Emergency evacuation ramp capable of crossing obstacles for urban rail vehicles |
| WO2019076263A1 (en) * | 2017-10-16 | 2019-04-25 | 比亚迪股份有限公司 | Vehicle emergency ladder, rail vehicle having same, and rail transit system |
-
2015
- 2015-04-13 CN CN201520218352.4U patent/CN204548122U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104742925A (en) * | 2015-04-13 | 2015-07-01 | 南京康尼机电股份有限公司 | Emergency evacuation ramp capable of crossing obstacles for urban rail vehicles |
| WO2019076263A1 (en) * | 2017-10-16 | 2019-04-25 | 比亚迪股份有限公司 | Vehicle emergency ladder, rail vehicle having same, and rail transit system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150812 Effective date of abandoning: 20170616 |