CN220639821U

CN220639821U - Emergency evacuation device and vehicle

Info

Publication number: CN220639821U
Application number: CN202322436575.5U
Authority: CN
Inventors: 陈东东; 石慧; 王雁飞; 钟博浩
Original assignee: CRRC Changchun Railway Vehicles Co Ltd
Current assignee: CRRC Changchun Railway Vehicles Co Ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-03-22
Anticipated expiration: 2033-09-07

Abstract

The application relates to the technical field of rail transit, in particular to an emergency evacuation device and a vehicle, wherein the emergency evacuation device comprises: the fixing frame is connected with the vehicle body; the apron board is arranged at the end part of the fixing frame and is positioned at one side of the vehicle body; the escape ladder body is arranged on the fixed frame and is linked with the skirtboard; the escape ladder body has an initial state in which the escape ladder body is accommodated in the fixing frame and a use state in which the escape ladder body is located at a side portion of the vehicle body. The emergency evacuation device provided by the application adopts a manual operation mode to pull out the escape ladder body, the operation is convenient, the escape ladder body is supported stably, the safety of people during evacuation can be effectively ensured, compared with the electric driving mode, the problem that the escape ladder cannot be used due to circuit damage caused by unexpected situations can be effectively avoided, and therefore the people can be evacuated rapidly and efficiently.

Description

Emergency evacuation device and vehicle

Technical Field

The application relates to the technical field of rail transit, in particular to an emergency evacuation device and a vehicle.

Background

In general, a train escape mode is to arrange a manually telescopic or foldable evacuation ladder in a car, the evacuation ladder is usually placed in a spare part cabinet in the car or in an equipment cabin under the car, when emergency evacuation is needed, a crew takes out the evacuation ladder, then opens a side door, installs and fixes the evacuation ladder in a doorway area, and passengers get off the car one by one after the crew first gets off to hold of the evacuation ladder on the ground, so that safety is ensured. The escape mode is fully manual operation, and the escape efficiency is extremely low.

In addition, the emergency evacuation device is driven to be opened through the control button and the internal circuit, and when the train actually generates an emergency, the internal circuit of the train is likely to be damaged, and then the escape door cannot be opened rapidly through the emergency control button and the circuit, so that potential safety hazards are easily caused.

Disclosure of Invention

The purpose of the application is to provide an emergency evacuation device and vehicle to solve the technical problem that the existing train escape evacuation device in the prior art is complex in operation and easy to open failure to a certain extent.

The application provides an emergency evacuation apparatus comprising: the fixing frame is connected with the vehicle body;

the apron board is arranged at the end part of the fixing frame and is positioned at one side of the vehicle body;

the escape ladder body is arranged on the fixing frame and is linked with the skirt board;

the escape ladder body has an initial state and a use state, in the initial state, the escape ladder body is accommodated in the fixing frame, and in the use state, the escape ladder body is positioned at the side part of the vehicle body.

In the above technical solution, further, the emergency evacuation apparatus further includes a locking device, where the locking device includes a first locking portion and a second locking portion capable of locking with the first locking portion, the first locking portion is disposed on the escape ladder body, and the second locking portion is disposed on the vehicle body; the locking device locks the escape ladder body in the use state.

In any of the foregoing solutions, further, the emergency evacuation apparatus further includes:

the rotary lock comprises a first lock head and a first lock seat, wherein the first lock head is arranged on the skirt board, and the first lock seat is arranged on the vehicle body;

the compression lock comprises a second lock head and a second lock seat, the second lock head is arranged on the skirt board, and the second lock seat is arranged on the vehicle body;

one side of the apron board is provided with a group of rotary locks and compression locks, and the other side of the apron board is provided with another group of rotary locks and compression locks.

In any of the above solutions, further, the fixing frame includes:

a main beam;

the number of the upright posts is multiple, and the upright posts are arranged on the main beam at intervals;

the connecting rod is arranged on the upright post, and the connecting rod and the upright post are connected with the bottom of the vehicle body.

In any of the above solutions, further, the escape ladder body includes:

the sliding rod is in sliding connection with the main beam;

the stepping assembly is connected with the sliding rod through a transmission assembly; the drive assembly is also coupled to the skirt.

In any of the foregoing solutions, further, the transmission assembly includes:

a stationary member, the tread assembly being connected to the stationary member;

the first connecting rod is hinged with the sliding rod at one end;

the other end of the first connecting rod is hinged with the second connecting rod; the second connecting rod is also movably connected with the apron board;

the hinge seat, the fixed component is formed with spacing spout, the hinge seat set up in spacing spout, the second connecting rod with the hinge seat articulates.

In any of the above aspects, further, the step assembly includes:

a long link hinged to the fixed member;

a short link hinged to the long link;

and a plurality of stepping plates, one of the plurality of stepping plates is connected with the long connecting rod, and the other of the plurality of stepping plates is connected with the short connecting rod.

In any of the foregoing solutions, further the emergency evacuation apparatus further comprises a handrail assembly; the fixing member includes:

the armrest assembly is arranged on the fixed beam;

the drawing beam is mutually fixed with the fixed beam, and the bottom of the drawing beam is provided with telescopic supporting legs.

a first travel switch provided to at least one of the locking device, the pressing lock, and the rotating lock;

the second travel switch is arranged on the limit sliding groove.

The application also provides a vehicle, which comprises the emergency evacuation device according to any one of the above technical schemes, so that the vehicle has all the beneficial technical effects of the emergency evacuation device, and the detailed description is omitted.

Compared with the prior art, the beneficial effects of this application are:

the emergency evacuation apparatus provided by the application includes: the fixing frame is connected with the vehicle body; the apron board is arranged at the end part of the fixing frame and is positioned at one side of the vehicle body; the escape ladder body is arranged on the fixed frame and is linked with the skirtboard; the escape ladder body has an initial state in which the escape ladder body is accommodated in the fixing frame and a use state in which the escape ladder body is located at a side portion of the vehicle body.

The emergency evacuation device provided by the application adopts a manual operation mode to pull out the escape ladder body, the operation is convenient, the escape ladder body is supported stably, the safety of people during evacuation can be effectively ensured, compared with the electric driving mode, the problem that the escape ladder cannot be used due to circuit damage caused by unexpected situations can be effectively avoided, and therefore the people can be evacuated rapidly and efficiently.

The vehicle provided by the application comprises the emergency evacuation device, so that people can be evacuated rapidly under emergency conditions through the emergency evacuation device, potential safety hazards caused by failure in starting the escape device are reduced, and safety problems are caused.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of an emergency evacuation apparatus according to an embodiment of the present application;

fig. 2 is a schematic view of a part of the structure of an emergency evacuation apparatus according to an embodiment of the present application;

FIG. 3 is a schematic structural view of a stepping assembly of an emergency evacuation apparatus according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a transmission assembly of an emergency evacuation apparatus according to an embodiment of the present application.

Reference numerals:

1-mount, 101-main beam, 102-upright, 103-link, 2-side beam, 3-apron, 301-plate member, 302-back bracket, 4-slide bar, 5-drive assembly, 501-first link, 502-second link, 503-hinge mount, 504-fixed member, 5041-fixed beam, 5042-drawer beam, 505-telescoping leg, 506-dead bolt, 6-step assembly, 601-first step plate, 602-second step plate, 603-third step plate, 604-fourth step plate, 605-fifth step plate, 606-long link, 607-short link, 7-armrest assembly, 701-armrest, 702-armrest shaft, 703-armrest sleeve, 704-fixed shaft, 705-dowel, 8-locking device, 9-first lock head, 10-second lock head.

Detailed Description

The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

The components of the embodiments of the present application, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application.

All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

An emergency evacuation apparatus and a vehicle according to embodiments of the present application are described below with reference to fig. 1 to 4.

Referring to fig. 1 to 4, an embodiment of the present application provides an emergency evacuation device, which includes a fixing frame 1 and an escape ladder body, wherein the fixing frame 1 is fixed at the bottom of a vehicle body, the escape ladder body is disposed on the fixing frame 1, and the escape ladder body is correspondingly disposed at a position of an escape channel of the vehicle body, preferably, in the embodiment, two escape ladder bodies are disposed on each fixing frame 1, one of the escape ladder bodies is disposed at one end of the fixing frame 1, and the other escape ladder body is disposed at the other end of the fixing frame 1. The two escape ladder bodies on each fixing frame 1 are respectively and correspondingly arranged on escape channels on two sides of the vehicle body, more preferably, the vehicle body can be provided with a plurality of fixing frames 1, so that a plurality of escape ladder bodies are arranged at different positions, and in the unexpected situation, a certain number of escape ladder bodies are arranged for use, or proper escape ladder bodies are selected for use according to the site positions.

The escape ladder body is rotationally connected with the fixing frame 1, and under normal conditions, the escape ladder body is positioned at the bottom of the vehicle body and is retracted relative to the vehicle body, so that the extra width of the vehicle body is not increased.

Further, the emergency evacuation device further comprises an apron plate 3, wherein the apron plate 3 is arranged on the side beam 2 of the vehicle body, preferably, the apron plate 3 is hinged with the side beam 2, so that the apron plate 3 can rotate relative to the vehicle body, the apron plate 3 is positioned at the end part of the fixing frame 1, the fixing frame 1 and the escape ladder body are shielded by the apron plate 3 when the escape ladder body is required to be used, and the apron plate 3 is turned over to expose a ladder outlet for the escape ladder body to be pulled out.

Further, the emergency evacuation apparatus further comprises a locking device 8, wherein the locking device 8 comprises a first locking part and a second locking part which can be mutually locked and unlocked, the first locking part is arranged on the escape ladder body, the second locking part is arranged on the vehicle body, and the specific arrangement position can be, but is not limited to, the side beam 2 of the vehicle body. When the escape ladder body is used, the skirt plate 3 is unlocked firstly, then the escape ladder body can be folded and pulled out, so that the escape ladder body is converted into a use state from an initial state stored under a vehicle body, and then the escape ladder body is locked and limited in the use state by the locking device 8 for use by drivers and passengers.

Preferably, the locking means 8 may take the form of locking and unlocking of a trunk lock of a motor vehicle, as is well known in the art, the specific construction and principle of which are not described in detail in the present embodiment.

Further, the fixing frame 1 specifically includes main beams 101, columns 102 and connecting rods 103, where the number of columns 102 and the number of connecting rods 103 are multiple, the multiple columns 102 are divided into two sides with the same number and are respectively disposed on the main beams 101, preferably, the number of main beams 101 is two, two main beams 101 are disposed in parallel, one of the multiple columns 102 is disposed on one of the main beams 101 at intervals, the multiple columns 102 in the other group are disposed on the other main beam 101 at intervals, and the columns 102 on the two main beams 101 are disposed in one-to-one correspondence.

The plurality of connecting rods 103 are arranged at intervals along the length direction of the main beams 101, one end of each connecting rod 103 is connected with the upright post 102 on one main beam 101, and the other end of each connecting rod 103 is connected with the upright post 102 on the other main beam 101.

The top ends of the columns 102 and the connecting rods 103 are respectively provided with bolt holes, and preferably, each connecting rod 103 is provided with a plurality of bolt holes at intervals, and the bolt holes are used for penetrating fastening bolts to fix the fixing frame 1 to the main beam 101 of the vehicle body and the floor surface of the vehicle body, so that the escape ladder bodies at the two ends of the fixing frame 1 are firmly arranged and manufactured.

Further, the vehicle body is provided with a side beam 2, the side beam 2 is arranged near the end parts of the main beams 101, the main beams 101 are arranged on the outer sides of the two main beams 101, the side beams 2 are arranged at the two ends of the main beams 101, and the apron board 3 is fixed on the side beam 2 through a locking device 8. Specifically, the apron 3 includes a plate member 301 and a back bracket 302 fixedly provided at the back of the plate member 301, one end of the back bracket 302 is hinged to one side rail 2, and the other end of the back bracket 302 is hinged to the other side rail 2, so that the back bracket 302 and the plate member 301 can be turned over at an angle with respect to the vehicle body, preferably, in the state shown in fig. 4, the lower side edge of the apron 3 is hinged to the side rail 2.

Further, the emergency evacuation apparatus further comprises a rotary lock, wherein the rotary lock comprises a first lock head 9 and a first lock seat, wherein the first lock head 9 is arranged on the skirt board 3, preferably the first lock head 9 is arranged on the upper side edge of the plate member 301, the first lock seat is arranged on the vehicle body side beam 2, and the first lock head 9 and the first lock seat can be mutually locked or unlocked. When unlocking, the first lock 9 and the first lock seat can be unlocked by manually stirring the locking pulling piece on the first lock 9, when the skirt plate 3 is retracted, the skirt plate 3 is pushed by force to enable the first lock 9 to be close to the first lock seat, and after the first lock 9 and the first lock seat are buckled with each other, the locking pulling piece is reset to the locking position, so that the skirt plate 3 can be automatically locked in place.

Further, the emergency evacuation device further comprises a compression lock, the compression lock comprises a second lock head 10 and a second lock seat, the second lock head 10 is arranged on the skirt plate 3, the second lock seat is arranged on the vehicle body, a rotary lock and a compression lock are respectively arranged on two sides of the skirt plate 3, the emergency evacuation device is locked with the vehicle body through four sets of locks, and when the skirt plate 3 and the escape ladder body are opened, the compression lock is firstly unlocked, and then the rotary lock is unlocked; when the apron board 3 is retracted, the apron board 3 can be directly closed under high force, the rotating lock can automatically lock the apron board 3 in place by utilizing the self-resetting function of the rotating lock, then the pressing lock is locked, and the combined structure of the two locks improves the reliability of locking and the efficiency of the retracting action.

Furthermore, the skirt plate 3 is connected with the escape ladder body, after the compression lock and the rotary lock are unlocked, the skirt plate 3 is synchronously turned over when the escape ladder body is pulled so as to ensure that the escape ladder body can be smoothly pulled out, and the locking device 8 is locked after the escape ladder body is stretched in place.

Further, the escape ladder body includes: the sliding rod 4, the transmission assembly 5 and the step assembly 6, wherein the sliding rod 4 is in sliding connection with the main beam 101, so that the sliding rod 4 can extend or retract relative to the main beam 101, the step assembly 6 is connected with the sliding rod 4 through the transmission assembly 5, and the step assembly 6 with a folding structure can be unfolded or folded when being pulled out or retracted to the bottom of a vehicle body under the transmission connection of the transmission assembly 5. The number of the sliding rods 4 is two, one sliding rod 4 is in sliding connection with one main beam 101, the other sliding rod 4 is in sliding connection with the other main beam 101, the two sliding rods 4 are respectively connected with a group of transmission assemblies 5, and the two transmission assemblies 5 are respectively arranged on two sides of the stepping assembly 6. Preferably, the sliding rod 4 is provided with a pulley, the main beam 101 is provided with a sliding groove, and the pulley can be matched with the pulley, so that the stepping assembly 6 can be pulled to pull the stepping assembly 6 out of the fixing frame 1 at the bottom of the vehicle body.

The transmission assembly 5 includes: the first connecting rod 501, the second connecting rod 502 and the fixing member 504, one end of the first connecting rod 501 is hinged with the sliding rod 4, the other end of the first connecting rod 501 is hinged with the second connecting rod 502, and preferably, a torsion spring is arranged between the first connecting rod 501 and the second connecting rod 502; one end of the second connecting rod 502 is connected to the upper side of the skirt plate 3, and the connection manner may be, but not limited to, hinging, clamping, etc., and the other end of the second connecting rod 502 is hinged to the second connecting rod 103. Preferably, the locking devices 8 are disposed on the second connecting rods 502, the second connecting rods 502 are always disposed at an angle with respect to the side beams 2, more preferably, the number of the locking devices 8 is at least two, in this embodiment, the number of the locking devices 8 is preferably two, and the second connecting rods 502 of the two sets of transmission assemblies 5 are each provided with one locking device 8.

The fixed component 504 is provided with a limiting chute, the length of the limiting chute extends along the length direction of the fixed component 504, the second connecting rod 502 is used for being provided with a hinging seat 503 in the limiting chute, one end of the fixed component 504 is hinged to the hinging seat 503, when the second connecting rod 502 moves, the hinging seat 503 can be pushed to move in the limiting chute, so that when the first connecting rod 501 moves, the second connecting rod 502 and the fixed component 504 can synchronously transmit, the second connecting rod 502 pushes the fixed component 504 to rotate while rotating relative to the hinging seat 503, and the stepping assembly 6 is arranged on the fixed component 504, so that the stepping assembly 6 can be unfolded or folded.

Further, the emergency evacuation apparatus further includes a stopper chain and a latch, wherein one end of the stopper chain is fixed to the slide rod 4, a fixing bolt 506 is provided on the fixing member 504, the latch is fixedly provided on the fixing bolt 506, and the other end of the stopper chain is connected with the latch, and the stopper chain can limit the expansion degree of the escape ladder body after being completely straightened, and limit the escape ladder body at the current expansion position. Preferably, the number of the fixing pins 506 is one, two or more, in this embodiment, the number of the fixing pins 506 is preferably two, the two fixing pins 506 are arranged at intervals along the length direction of the fixing member 504, or the two fixing pins 506 are arranged at intervals one above the other, each fixing pin 506 is provided with a lock catch, when the number of the fixing pins 506 is more than two, the fixing pins 506 with different positions and different heights and the lock catches are still arranged according to the arrangement mode, so that the unfolding degree of the stepping assembly 6 can be limited, and the abduction degree of the escape ladder body relative to the vehicle body can be correspondingly limited. It should be noted that in this embodiment, the escape ladder body has a maximum extension distance along the width direction of the vehicle body relative to the vehicle body when fully deployed, preferably, the maximum extension distance is not greater than 750mm, preferably, the extension distance when the four-stage step plate of the five-stage step plate is deployed is not greater than 600mm, the maximum extension distance is reached when the five-stage step plate is fully deployed, the extension distance and the height difference between the step surfaces of the step plates of each stage meet the EN14752 standard, the width of the intrusion evacuation channel is minimum, the intrusion into the evacuation channel is prevented, and the evacuation efficiency is affected.

Further, the fixing member 504 includes a pull beam 5042 and a fixing beam 5041 connected and fixed to each other, wherein the pull beam 5042 and/or the fixing beam 5041 are provided with a fixing pin 506. The tip of second connecting rod 502 passes through articulated seat 503 and pull roof beam 5042 sliding connection, is provided with flexible landing leg 505 in the bottom of pull roof beam 5042, and flexible landing leg 505 inserts the bottom of locating pull roof beam 5042, through the release length of adjusting the relative pull roof beam 5042 of flexible landing leg 505, can adjust the whole length of pull roof beam 5042 until the bottom of flexible landing leg 505 can the butt to ground to play the effect of supporting the escape ladder body, improve trample the stability of escape ladder body in-process when passenger or staff flee. Preferably, a limit lock is provided on the pull beam 5042, which can act on the telescopic leg 505 to lock the telescopic leg 505 in the current position after the telescopic length of the telescopic leg 505 is adjusted.

The fixed beam 5041 and the pull beam 5042 are fixedly arranged, the stepping assembly 6 is connected with the fixed beam 5041, the end part of the sliding rod 4 is rotationally connected with the fixed beam 5041 or the pull beam 5042, when the sliding rod 4 extends outwards relative to the main beam 101, the sliding rod 4 can push the first connecting rod 501 and the fixed member 504 to rotate, the stepping assembly 6 can be ensured to be unfolded, and meanwhile the stress condition of the first connecting rod 501 is improved.

Further, the stepping assembly 6 includes: the long link 606, the short link 607 and the plurality of stepping plates, wherein one end of the long link 606 is hinged with one end of the short link 607, and the hinged positions of the long link 606 and the short link 607 are simultaneously hinged with the fixed member 504, preferably, the number of the long link 606 and the short link 607 is two, each long link 606 is connected with one short link 607 and is arranged in groups, and the two groups of connected long link 606 and short link 607 are symmetrically arranged. The number of the stepping plates is preferably five, in this embodiment, the number of the stepping plates is preferably a first stepping plate 601, a second stepping plate 602, a third stepping plate 603, a fourth stepping plate 604 and a fifth stepping plate 605, and the five stepping plates are arranged in parallel, wherein one end of the first stepping plate 601 is connected with one end of one long connecting rod 606 far from the short connecting rod 607, the other end of the first stepping plate 601 is connected with one end of the other long connecting rod 606, the second stepping plate 602 is connected with one end of one short connecting rod 607 far from the long connecting rod 606, and the other end of the second stepping plate 602 is connected with one end of the other short connecting rod 607, and when the fixing member 504 rotates, the long connecting rod 606 and the short connecting rod 607 also rotate, so that the first stepping plate 601 and the second stepping plate 602 are driven to rotate and change positions.

Further, the long connecting rod 606 is arc-shaped or wave-shaped, and the special shape of the long connecting rod 606 can avoid the third tread plate 603 and the fourth tread plate 604, so that the third tread plate 603 and the fourth tread plate 604 have enough connecting space. One end of the third step plate 603 is connected to one side of the fixing member 504, the other end of the third step plate 603 is connected to the other side of the fixing member 504, and the fourth step plate 604 is similar.

The fifth step 605 is disposed above the long link 606, and one end of the fifth step 605 is connected to the upper end of the one side fixing member 504 through a step positioning plate, and the other end of the fifth step 605 is connected to the upper end of the other side fixing member 504 through another step positioning plate.

Further, the emergency evacuation apparatus further comprises a handrail assembly 7, and the handrail assembly 7 is arranged on the escape ladder body. Specifically, the armrest assembly 7 includes: the handrail 701, the handrail axle 702, handrail axle sleeve 703 and locating pin 705, wherein, handrail axle sleeve 703 sets up in fixed component 504, and preferably the quantity of handrail axle sleeve 703 is two at least, and every handrail axle sleeve 703 all is provided with two sleeves, and one of them sleeve of every handrail axle sleeve 703 is worn to locate in order to handrail axle 702 and handrail axle sleeve 703 activity set up for handrail axle sleeve 703 can rotate around handrail axle 702, in order to ensure that the escape ladder body expands smoothly or folds. The bottom of the armrest 701 is provided with fixed shafts 704, the number of the fixed shafts 704 is the same as that of the armrest sleeves 703, and each fixed shaft 704 is inserted into another sleeve of one armrest sleeve 703.

The fixed shaft 704 is provided with a perforation, the position of the armrest shaft sleeve 703 corresponding to the perforation is provided with a through hole, and the positioning pin 705 is used for penetrating the through hole and the perforation to limit the position of the armrest relative to the armrest shaft sleeve 703 and the fixed member 504, so as to avoid the armrest falling off in the escape process.

It should be noted that the number of the armrest assemblies 7 is two, and the two sets of armrest assemblies 7 are symmetrically disposed, wherein one set of armrest assemblies 7 is disposed on the fixing member 504 on one side, and the other set of armrest assemblies 7 is disposed on the fixing member 504 on the other side.

Further, the emergency evacuation device further comprises a first travel switch, the first travel switch is arranged on the skirt plate 3 or the vehicle body, preferably, the first travel switch is arranged on the side part of the first lock seat and/or the side part of the second lock seat, the first travel switch is connected with the general control of the vehicle body, the first travel switch is used for detecting the state of the skirt plate 3 relative to the vehicle body, the detection signal of the first travel switch can reflect whether the first lock head 9 is in a locking state or a solving state relative to the first lock seat, the state of the second lock head 10 relative to the second lock seat and transmit the detection signal to the general control of the vehicle body, so that the staff can review and know the state.

Preferably, a first travel switch is also provided on the side of the second locking portion for detecting the position state of the locking device 8 relative to the vehicle body.

Further, the emergency evacuation apparatus further includes a second travel switch, where the second travel switch is disposed on the limiting chute, and the second travel switch is configured to detect a movement position of the hinge seat 503 relative to the limiting chute, so as to determine that the escape ladder body is in an unfolded state or a folded state. Preferably, the second travel switch is connected with the main control of the vehicle body in a manner of but not limited to electric connection. Therefore, the state of the emergency evacuation device can be effectively judged by setting the first travel switch and the second travel switch and carrying out state monitoring on multiple points, so that the stability and the safety in the use process are ensured.

When the emergency evacuation device provided by the application is used, the locking device 8 of the skirt plate 3 is firstly opened, the outlet for pulling out the escape ladder body is opened, then the escape ladder body is pulled out from the bottom of the vehicle body, the armrests are turned up and fixed, the fixing members 504 are fixed by using the limiting chains and the lock catches, the first tread plate 601 and the second tread plate 602 are turned out, and the telescopic support legs are pulled out to be stably supported on the ground and locked, so that passengers can get off conveniently and safely.

To sum up, the emergency evacuation device that this application provided adopts manual operation's mode to pull out the escape ladder body, and the simple operation, and the escape ladder body supports stably, security when can effectively ensure personnel to evacuate, compares in the mode of electric drive, can effectively avoid unexpected condition to lead to the circuit to damage and appear the unable problem of using of escape ladder to realize personnel to evacuate fast, high efficiency.

The embodiment of the application also provides a vehicle, which comprises the emergency evacuation device according to any one of the embodiments, so that the vehicle has all the beneficial technical effects of the emergency evacuation device, and the description is omitted here.

The vehicle is specifically a rail vehicle, and can be, but not limited to, a subway, a train, a motor train unit and the like.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An emergency evacuation apparatus, comprising:

the fixing frame is connected with the vehicle body;

2. The emergency evacuation apparatus of claim 1, further comprising a locking device including a first locking portion provided to the escape ladder body and a second locking portion capable of locking with the first locking portion, the second locking portion provided to the vehicle body; the locking device locks the escape ladder body in the use state.

3. An emergency evacuation apparatus according to claim 2, wherein the emergency evacuation apparatus further comprises:

4. An emergency evacuation apparatus according to claim 3, wherein the mount comprises:

a main beam;

5. An emergency evacuation apparatus according to claim 4, wherein the escape ladder body comprises:

the sliding rod is in sliding connection with the main beam;

6. An emergency evacuation apparatus according to claim 5, wherein the transmission assembly comprises:

the first connecting rod is hinged with the sliding rod at one end;

7. An emergency evacuation apparatus according to claim 6, wherein the step assembly comprises:

a long link hinged to the fixed member;

a short link hinged to the long link;

8. An emergency evacuation apparatus according to claim 6, wherein the emergency evacuation apparatus further comprises a handrail assembly; the fixing member includes:

the armrest assembly is arranged on the fixed beam;

9. An emergency evacuation apparatus according to claim 6, wherein the emergency evacuation apparatus further comprises:

the second travel switch is arranged on the limit sliding groove.

10. A vehicle comprising an emergency evacuation apparatus according to any one of claims 1 to 9.