CN106150332B

CN106150332B - A kind of emergent on-and-off ladder

Info

Publication number: CN106150332B
Application number: CN201610495047.9A
Authority: CN
Inventors: 邵建军; 常国靖
Original assignee: China Railway Weiye (beijing) New Technology Co Ltd
Current assignee: China Railway Weiye (beijing) New Technology Co Ltd
Priority date: 2016-06-30
Filing date: 2016-06-30
Publication date: 2018-07-24
Anticipated expiration: 2036-06-30
Also published as: CN106150332A

Abstract

The invention discloses a kind of emergent on-and-off ladders, leg structure is taken before controlling main ladder top end by the hinge being set in the first rotating junction and the second rotating junction, the groove structure or pedal structure of car door can be bypassed by making it have certain angle, it prevents from directly setting up and is pressed onto car body to cause to damage, and sliding extension connects between main ladder and secondary ladder, so that boarding height is adjustable, meet the boarding requirement of different road conditions, it is put into compartment storing compartment convenient for storage can usually shrink, the used time is needed to take out to compartment doorway, quick open facilitates personnel's boarding from top to bottom.

Description

A kind of emergent on-and-off ladder

Technical field

The present invention relates to vehicle on-and-off ladder fields, and in particular to a kind of emergent on-and-off ladder.

Background technology

Bullet train is a kind of motor train unit train of the speed per hour not less than 160 kilometers, runs on speed rail and high ferro railway； But high-speed EMUs of today be possible to can solution of emergent event, may the temporary parking under different condition of road surface, department Multiplying personnel may need to get on or off the bus temporarily, be also required to leave compartment safe and efficiently when in emergency circumstances passenger escapes；But it arranges The environment of vehicle parking has been possible to very large deviation, and such as in platform, floor compartment is generally sustained height with platform ground, still Such as being in floor compartment under complex environment may have big difference with ground level, and different road conditions generate different need to boarding height It asks, pregnant woman or child leave compartment and be inconvenient, and have certain danger.

And now on-and-off ladder set up and generally all used in the way of from bottom to top, but there are gravity overweight, height is not It is enough, boarding height is non-adjustable, is inconvenient to store, the defects of foot of ladder is supported built on the sand, be highly unsuitable to compartment and be above the ground level feelings It carries out according to top-down mode setting up use under condition, the requirement of emergent boarding cannot be met.

And the outlet pattern in compartment of today is had any different, and one is the car doors that groove structure is carried near car door The outlet pattern, it is another then be the car door the outlet pattern with pedal structure, it sets up according to on-and-off ladder of today of meeting an urgent need and then can It is pressed onto groove structure or pedal structure, car body is caused to squeeze it is possible to damage compartment.

Invention content

The object of the present invention is to provide driver and conductors when one kind being used for EMU temporary parking to get on or off the bus temporarily, emergency Lower escape for passenger uses, and can be applicable in the EMU of different automobile types, can also be applicable in the emergent on-and-off ladder of different road conditions.

The invention is realized by the following technical scheme：A kind of emergent on-and-off ladder, including main ladder, the pair that is slidably connected with main ladder Ladder, is all provided with several pedals on the main ladder and secondary ladder, and leg structure is taken in the top of the main ladder before being connected with；Foot is taken before described Structure includes the first rotating junction being bolted to connection with main ladder top end, and first rotating junction passes through hinge It is rotatablely connected with the second rotating junction；The first rotation connection subordinate is additionally provided with and hinged handle switch；It is described Second rotating junction, which is also bolted to connection, takes foot；Described take also is provided with fixed connecting rod in foot, described to take Foot top is additionally provided with antifriction portion；The secondary terraced bottom end is provided with Universal telescoping footing, and the Universal telescoping footing includes The telescopic rod being telescopically connected with secondary terraced bottom end and universal footing connect with telescopic rod lower rotation, on the secondary terraced bottom end inside It is additionally provided with the micro pipe 9b for adjustable telescopic rod length；Both sides are additionally provided with fixing device in the main terraced bottom end, described Groove is set in fixing device, the terraced support leg for coordinating screens with the pedal on secondary ladder is installed by spring in the groove； The block for preventing from sliding between main ladder and secondary ladder is provided on the main terraced bottom pedal；It is taken in leg structure before described Hinge is rigid hinge, and rotational angle has a angle, respectively 0 degree, 30 degree, 105 degree and 180 degree；The universal footing bottom Packet is equipped with rubber antiskid pad.

The present invention controls main ladder top end by the hinge being set in the first rotating junction and the second rotating junction Before take leg structure, make it have certain angle can bypass car door groove structure or pedal structure, prevent from directly taking If being pressed onto car body to cause to damage, and sliding extension connects between main ladder and secondary ladder so that boarding height is adjustable, meets The boarding requirement of different road conditions, is put into compartment storing compartment convenient for storage can usually shrink, the used time is needed to take out to compartment Doorway fast opens facilitate personnel's boarding from top to bottom.

Compared with prior art, the invention has the beneficial effects that：1）Emergency escape ladder is made of aluminium alloy, weight itself compared with Gently, simple and quick, it can single complete independently；2）It is connected using sliding extension between main ladder and secondary ladder, it is usually collapsible Convenient for storage；It is stretched out when use, boarding height is adjustable, can meet the boarding requirement of different automobile types and different road conditions；3）Before take foot Structure realizes by hinge and rotates that the groove structure or pedal structure that can bypass car door set up, and when use would not damage Hinder car body；4）It takes foot top and is provided with antifriction portion, universal footing bottom packet is equipped with rubber antiskid pad, it is ensured that support Stablize, grabs ground securely；5）It is provided with the micro pipe for adjustable telescopic rod length on the inside of secondary ladder bottom end, various height can be met The requirement of low bottom surface ensures to stablize and places support.

Description of the drawings

Fig. 1 is the schematic diagram of the car door the outlet pattern with groove structure.

Fig. 2 is the enlarged diagram of a-quadrant in Fig. 1.

Fig. 3 is the schematic diagram of the car door the outlet pattern with pedal structure.

Fig. 4 is the enlarged diagram of B area in Fig. 3.

Fig. 5 is the structural schematic diagram of the present invention.

Fig. 6 is to take the structural schematic diagram of leg structure before the present invention.

Fig. 7 is the structural schematic diagram of Universal telescoping footing of the present invention and the device that is slidably fastened.

Specific implementation mode

Below in conjunction with the accompanying drawings with specific implementation mode, the invention will be further described.

See Fig. 1 to Fig. 7, a kind of emergent on-and-off ladder, including main terraced 5, the pair ladder 6, described main terraced 5 that is slidably connected with main terraced 5 Several pedals 12 are all provided with on secondary ladder 6, leg structure is taken in main terraced 5 top before being connected with；Leg structure packet is taken before described The first rotating junction 10 being bolted to connection with main terraced 5 top is included, first rotating junction 10 passes through hinge It is rotatablely connected with the second rotating junction 4；It is additionally provided under first rotating junction 10 and hinged handle switch 11； Second rotating junction 4, which is also bolted to connection, takes foot 3；Described take also is provided with fixed connecting rod in foot 3 1,3 top of foot of taking is additionally provided with antifriction portion 2；Secondary terraced 6 bottom ends are provided with Universal telescoping footing, described universal to stretch Contracting footing includes the telescopic rod 9 being telescopically connected with secondary terraced 6 bottom ends and the universal footing 9a being connect with 9 lower rotation of telescopic rod, institute State the micro pipe 9b being additionally provided on the inside of secondary terraced 6 bottom ends for 9 length of adjustable telescopic rod；Both sides are also in main terraced 5 bottom end Be provided on fixing device 7a, the fixing device 7a and groove be set, in the groove by spring be equipped with on secondary ladder 6 Pedal 12 coordinates the terraced support leg 7 of screens；Be provided on the main terraced 5 bottom pedal 12 for prevent main terraced 5 and secondary ladder 6 it Between the block 8 that slides；It is rigid hinge that hinge in leg structure is taken before described, and rotational angle has 4 angles, respectively 0 degree, 30 Degree, 105 degree and 180 degree；The bottoms the universal footing 9a packet is equipped with rubber antiskid pad.

In present embodiment, accident occurs for height train, and driver and conductor needs to get on or off the bus or in emergency circumstances temporarily When passenger's escape needs to leave compartment safe and efficiently, driver and conductor judges according to road conditions first, stirs handle switch 11 first So that the first rotating junction 10 and the second rotating junction 4 turn to suitable angle by hinge, and rotational angle is divided into 4 Shelves, general work angle all use 105 degree；Then block 8 is opened, main terraced 5 are pulled up along secondary ladder 6, in main terraced 5 bottom end The fixing device 7a of both sides setting vacantly makes by the terraced support leg 7 that spring is installed will be pressed onto by the pedal 12 on secondary ladder 6 Winner's ladder 5 can continue to pull up next pedal 12；And main terraced 5 just do not continue when being drawn to the height on suitable ground toward pull-up, just Terraced support leg 7 is pressed onto and is pushed down by the pedal 12 on secondary ladder 6, main terraced 5 continue down slowly lower section so that terraced support leg 7 is put De- pedal 12 bounces under the action of the spring blocks the pedal 12 on secondary ladder 6, and then block 8 is rotated by 90 ° to locking state and is prevented Only slided between main terraced 5 and secondary ladder 6；12 screens of pedal is kept winner's ladder 5 and 6 fixation of secondary ladder locked by terraced support leg 7 and block 8； Then the emergency escape ladder to have stretched is put on ground from compartment to get off from compartment by driver and conductor from top to bottom, then Driver and conductor extracts micro pipe 9b, 9 length of adjustable telescopic rod so that the universal footing 9a of 9 bottom end of telescopic rod connection can be suitble to Various height bottom surfaces increase emergency escape ladder stability, so that it may to facilitate the redundant labor transfer in compartment.

It is preceding to take the pedal or groove that may span across car door after leg structure is rotated by hinge in present embodiment, also may be used Directly to ride on the outside of the car body below the pedal of car door or on the outside of beneath trenches car body, and take foot's 3 top setting Antifriction portion 2 be rubber material, the anti-sliding stop of placement that can more stablize；Before take leg structure can also bypass car door ditch Slot structure or pedal structure are set up, and when use would not damage car body.

In present embodiment, it is provided on the main terraced 5 bottom pedal 12 sliding between main terraced 5 and secondary ladder 6 for preventing Dynamic block 8 needs to unscrew block 8 when main terraced 5 and secondary ladder 6 adjust, and then needs cycle behind main terraced 5 and secondary terraced 6 screens Block 8 prevents main terraced 5 to generate play when claiming upwards；And damping cushion rubber is provided on block 8, hand when rotation can be improved Sense.

In present embodiment, the micro pipe for 9 length of adjustable telescopic rod is additionally provided on the secondary terraced 6 bottom ends inside 9b, the micro pipe 9b are adjusted according to 30mm gears, are equipped with 5 grades altogether, and micro pipe 9b is pulled out secondary ladder 6 and is rotated by 90 ° Adjust the gear of micro pipe 9b；By 90 degree of micro pipe 9b cycles, you can reset under the action of the spring and lock micro pipe 9b.

In present embodiment, the first rotating junction 10 and second can be rotatablely connected by hinge when storing emergency escape ladder Portion 4 turns to 0 degree or 180 degree so that preceding foot of taking is close to main terraced 5 or with main terraced 5 in same angle, convenient for storage.

In present embodiment, the sound that " clatter " can be heard after handle switch 11 is pulled, so that it may to take foot before opening, and Hear that taking foot before the sound of " clatter " just illustrates comes into gear in rotation again；Repetitive operation can enter next gear Or return to original gear.

Protection scope of the present invention includes but not limited to embodiment of above, and protection scope of the present invention is with claims Subject to, any replacement being readily apparent that those skilled in the art that this technology is made, deformation, improvement each fall within the present invention's Protection domain.

Claims

1. a kind of emergent on-and-off ladder, it is characterised in that：Including main ladder（5）And main ladder（5）The pair ladder being slidably connected（6）, the master Ladder（5）With pair ladder（6）On be all provided with several pedals（12）, the main ladder（5）Top be connected with before take leg structure, before described Taking leg structure includes and main ladder（5）The first rotating junction that top is bolted to connection（10）, first rotation company Socket part（10）Pass through hinge and the second rotating junction（4）Rotation connection；First rotating junction（10）Under be additionally provided with Hinged handle switch（11）；Second rotating junction（4）It is also bolted to connection and takes foot（3）, described Main ladder（5）Bottom pedal（12）On be provided with for preventing main ladder（5）With pair ladder（6）Between the block that slides（8）, before described The hinge taken in leg structure is rigid hinge, and rotational angle has 4 angles, respectively 0 degree, 30 degree, 105 degree and 180 degree.

2. a kind of emergent on-and-off ladder according to claim 1, it is characterised in that：It is described to take foot（3）On be also provided with it is solid Determine connecting rod（1）, described to take foot（3）Top is additionally provided with antifriction portion（2）.

3. a kind of emergent on-and-off ladder according to claim 1, it is characterised in that：The secondary ladder（6）Bottom end is provided with universal Flexible footing, the Universal telescoping footing include and pair ladder（6）The telescopic rod that bottom end is telescopically connected（9）With with telescopic rod（9）Bottom The universal footing of portion's rotation connection（9a）, the secondary ladder（6）It is additionally provided with for adjustable telescopic rod on the inside of bottom end（9）Length Micro pipe（9b）.

4. a kind of emergent on-and-off ladder according to claim 1, it is characterised in that：The main ladder（5）Both sides are also set in bottom end It is equipped with fixing device（7a）, the fixing device（7a）Upper setting groove, is equipped with by spring in the groove and pair ladder（6） On pedal（12）Coordinate the terraced support leg of screens（7）.

5. a kind of emergent on-and-off ladder according to claim 3, it is characterised in that：The universal footing（9a）Bottom packet is equipped with Rubber antiskid pad.