CN109204354A - Escape ladder and rail vehicle and Rail Transit System with it - Google Patents
Escape ladder and rail vehicle and Rail Transit System with it Download PDFInfo
- Publication number
- CN109204354A CN109204354A CN201710526603.9A CN201710526603A CN109204354A CN 109204354 A CN109204354 A CN 109204354A CN 201710526603 A CN201710526603 A CN 201710526603A CN 109204354 A CN109204354 A CN 109204354A
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- Prior art keywords
- ladder
- connection
- folding
- escape
- mounting bracket
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- 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)
- Ladders (AREA)
- Vehicle Step Arrangements And Article Storage (AREA)
Abstract
The invention discloses a kind of escape ladder and with its rail vehicle and Rail Transit System, escape ladder, it include: mounting bracket, folding ladder, blocking device and driving device, mounting bracket is adapted to mount to the outer bottom of the car body of vehicle, folding ladder is switchably connected in mounting bracket between folded state and unfolded state, folding ladder is accommodated in mounting bracket when being in folded state and stretches out mounting bracket when being in unfolded state, blocking device is located in mounting bracket and folding ladder is connected, for folding ladder to be locked at folded state, driving device is located in mounting bracket and is connected with folding ladder, for driving folding ladder to switch to unfolded state from folded state.Escape ladder according to an embodiment of the present invention, folding ladder folded state occupied space is smaller, it is easy storage, will not collide because of shaking with vehicle and cause the damage of vehicle or folding ladder, and the outside that Emergency Ladder is located at compartment can be increased to the inner space in compartment.
Description
Technical field
The present invention relates to Vehicle Engineering technical fields, and in particular, to a kind of escape ladder and the railcar with it
And Rail Transit System.
Background technique
Light rail vehicle in the related technology, Emergency Ladder are arranged in the inside in compartment more, not only occupy interior space, also increase
The difficulty for having added passenger to escape, it is larger for some Emergency Ladder occupied spaces for being located at vehicle exterior, it is complicated for operation, equally can be
Passenger's escape makes troubles, and in vehicle operation, and Emergency Ladder occurs vibration relative to vehicle and is also easy to cause Emergency Ladder
With the damage of vehicle.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.
For this purpose, the present invention proposes that a kind of escape ladder, the escape door are collapsibly located in vehicle exterior, no
Interior space is only saved, and easy to operate, is conducive to promote escape efficiency.
The present invention also proposes a kind of rail vehicle with above-mentioned escape door.
The present invention also proposes a kind of Rail Transit System with above-mentioned rail vehicle.
According to a first aspect of the present invention embodiment escape ladder, comprising: mounting bracket, folding ladder, blocking device and
Driving device, the mounting bracket are adapted to mount to the outer bottom of the car body of vehicle, and the folding ladder is in folded state and expansion
It is switchably connected in the mounting bracket between state, the folding ladder is accommodated in the peace when being in the folded state
Stretch out the mounting bracket on dress bracket and when being in the unfolded state, the blocking device be located in the mounting bracket and
The folding ladder is connected, and for the folding ladder to be locked at the folded state, the driving device is located at the installation branch
It is connected on frame and with the folding ladder, for driving the folding ladder to switch to the unfolded state from the folded state.
Folding ladder is arranged by the outer bottom in car body in escape ladder according to an embodiment of the present invention, and folding ladder folds
State occupied space is smaller, is easy storage, and folding ladder will not collide with vehicle because of vehicle shaking and cause vehicle or folding
The damage of ladder, folding ladder is unfolded under the action of driving device after blocking mechanism is opened, easy to operate, provides for passenger's escape
It is convenient, moreover, the outside that Emergency Ladder is located at compartment to be increased to the inner space in compartment.
Escape ladder according to an embodiment of the invention, the blocking device includes: ratchet and pawl, the ratchet
It is installed in rotation in the mounting bracket and is sequentially connected with the folding ladder, one end of the pawl is rotatably coupled
In the mounting bracket, the other end of the pawl and the ratchet are separably only against on the ratchet with by the folding
Folded ladder is locked at the folded state.Folding ladder is locked using ratchet and click-fit as blocking device, structure is simple, stablizes
Property it is good, and passenger escape when, unlocking process is simple, easy to operate.
Further, the blocking device further include: control column, the control column and the pawl be pivotly connected with
The pawl rotation is driven, is provided convenience for control blocking mechanism.
Escape ladder according to an embodiment of the invention, the folding ladder includes: folding connecting rod and multiple pedals, institute
It states folding connecting rod and is pivotably mounted in the mounting bracket and respectively with the blocking device and the driving device and be connected,
Multiple pedals are sequentially arranged on the folding connecting rod.
Optionally, the folding connecting rod includes multiple connection rod sets corresponding with the quantity of the pedal, each connecting rod
Group includes connection interior bar and connection outer bar, and the connection interior bar is pivotly connected with the connection outer bar and arranged in a crossed manner, institute
It states pedal to be mounted in the connection interior bar, wherein the connection interior bar of each connection rod set and the connection outer bar of adjacent links group can
Pivotally it is connected, the connection outer bar of each connection rod set is pivotly connected with the connection interior bar of adjacent links group.
According to one embodiment of present invention, the connecting rod when folding ladder is in the unfolded state, positioned at the top
The connection interior bar of group is pivotably mounted in the mounting bracket and length is two times of the length of the connection outer bar.
According to another embodiment of the invention, multiple connection rod sets include: first connecting rod group and at least one second
Connection rod set, the first connecting rod group connect the mounting bracket, and the second connecting rod group is successively hinged, and are located at the institute of the top
Second connecting rod group is stated to be connected with the first connecting rod group, the connection interior bar of second connecting rod group with connect outer bar and the first connecting rod
The connection interior bar of group respectively include: the first segmental arc and the second segmental arc being connected with the first segmental arc, first segmental arc
It is protruded in the opposite direction respectively with second segmental arc.
According to still another embodiment of the invention, the end of the pedal is equipped with connecting lateral plate, the connecting lateral plate installation
In the connection interior bar, the connecting lateral plate is equipped with pivotably to be connected with the connection interior bar and the connection outer bar respectively
Hinge column.
An alternative embodiment according to the present invention, the folding connecting rod further includes support link, the support link packet
Pivotably connected support outer bar and support interior bar are included, when the folding ladder is in the unfolded state, positioned at the company of bottom
The connection interior bar of bar group is pivotly connected with the support outer bar and connect outer bar and is pivotly connected with the support interior bar.
Optionally, the driving device is air spring, and one end of the driving device is pivotably mounted on the peace
On dress bracket and the other end is pivotly connected with the hinge column.
Further, the driving device is multiple, and the other end difference of multiple driving devices is pivotly
It is connected on the hinge column of different pedals.
According to one embodiment of present invention, the pedal is equipped with Anti-skid adhesive piece.
The rail vehicle of embodiment according to a second aspect of the present invention, comprising: car body, bogie and according to above-described embodiment institute
The escape door stated, the car body are equipped with escape opening and the emergency exits for opening and closing the escape opening, institute
Escape ladder is stated adjacent to the emergency exits, the bogie is mounted on the bottom of the car body.
The rail traffic of embodiment according to a third aspect of the present invention, comprising: track and the rail according to above-described embodiment
Road vehicle, on the track, the car body is drawn by the bogie along the rail running bogie straddle seat.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the partial structural diagram of rail vehicle according to an embodiment of the present invention；
Fig. 2 is the left side view of rail vehicle according to an embodiment of the present invention；
Fig. 3 is the folded state diagram of escape ladder according to an embodiment of the present invention；
Fig. 4 is the unfolding state figure of escape ladder according to an embodiment of the present invention；
Fig. 5 is enlarged drawing at A in Fig. 4.
Appended drawing reference:
100: rail vehicle；
10: car body；11: emergency exits；
20: escape ladder；21: mounting bracket；211: folding ladder connecting column；
22: folding ladder；221: connection rod set；2211: connection interior bar；2212: connection outer bar；222: pedal；
2221: connecting lateral plate；223: support link；2231: support interior bar；2232: support outer bar；
23: blocking device；231: ratchet；2311: hook tooth；232: pawl；
233: control column；234: mounting plate；2341: kidney slot；
24: driving device.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " thickness ", "upper", "lower", "front", "rear", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, it is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.In addition,
Define " first ", the feature of " second " can explicitly or implicitly include one or more of the features.In the present invention
Description in, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Rail Transit System according to an embodiment of the present invention is described below with reference to Fig. 1-Fig. 5.
As depicted in figs. 1 and 2, Rail Transit System according to the present invention includes: track (not shown) and rail vehicle
100, track can be single track and be also possible to double track, and rail vehicle 100 and track correspond to single-track vehicle meeting double track vehicle, track
Vehicle 100 sets in orbit and along track and moves towards operation.
Wherein, rail vehicle 100 according to an embodiment of the present invention include: car body 10, escape ladder 20 and bogie (not
Show), car body escape opening and the emergency exits 11 for being used to open or closing escape opening, the upper end of emergency exits 11 pivotly connects
It connects and is equipped with air spring between the top of escape opening, emergency exits 11 and car body 10, when emergency exits 11 slightly rotate centainly
After angle (such as 5 ° of rotation), air spring stretches and emergency exits 11 is driven to fully open, and escape ladder 20 is located at car body
On 10 outer bottom and neighbouring escape opening is arranged, and after emergency exits 11 are made, Emergency Ladder connects escape opening and bottom surface, passenger
It is got off by Emergency Ladder, bogie is mounted on the bottom of car body 10, and bogie rides in orbit, for controlling rail vehicle
100 traffic direction.
Firstly, escape ladder 20 according to an embodiment of the present invention is described with reference to the drawings.
As shown in Figure 3 and Figure 4, escape ladder 20 according to an embodiment of the present invention, comprising: mounting bracket 21, folding ladder
22, blocking device 23 and driving device 24.
Wherein, mounting bracket 21 is adapted to mount to the outer bottom of the car body 10 of vehicle and neighbouring escape opening is arranged, and folds
Ladder 22 is foldably connected in mounting bracket 21, and folding ladder 22 can be switched between folded state and unfolded state, folding ladder
22 folding storages when being in folded state stretch out mounting bracket 21 when 22 unfolded state of folding ladder, fold in mounting bracket 21
One end of ladder 22 is adjacent to escape opening, and the other end adjacent floor of folding ladder 22, passenger is by folding ladder 22 under escape opening
Vehicle.
Blocking device 23 is located in mounting bracket 21 and is connected with folding ladder 22, when folding ladder 22 is in folded state,
23 locking folding ladder 22 of blocking device prevents folding ladder 22 to be unfolded, and when needing using folding ladder 22, blocking device 23 is unlocked, and folds
Ladder 22 is unfolded, and driving device 24 is located between mounting bracket 21 and folding ladder 22, when folding ladder 22 is in folded state and locking
When device 23 unlocks, driving device 24 drives folding ladder 22 to switch to unfolded state from folded state, is not necessarily to passenger or operator
Member applies external force, the expansion efficiency of folding ladder 22 is able to ascend, so that passenger be helped quickly to flee from.
Folding ladder 22 is arranged by the outer bottom in car body 10 in escape ladder 20 according to an embodiment of the present invention as a result,
22 folded state occupied space of folding ladder is smaller, is easy storage, and folding ladder 22 will not collide due to vehicle shakes with vehicle
Folding ladder 22 is unfolded under the action of driving device 24 after causing the damage of vehicle or folding ladder 22, blocking device 23 to open, and grasps
Facilitate, is provided convenience for passenger's escape, moreover, the outside that Emergency Ladder is located at compartment to be increased to the inner space in compartment.
Rail vehicle 100 according to an embodiment of the present invention and Rail Transit System, by using the vehicle of above-described embodiment
Emergency Ladder 20 is conducive to the safety for promoting rail vehicle 100, improves the escape efficiency of passenger, and protection emergency is inferior
The life security of visitor.
The some specific of the blocking device 23 according to an embodiment of the present invention for sliding door is described below with reference to Fig. 3-Fig. 5
Embodiment.
As shown in figure 5, according to one embodiment of present invention, blocking device 23 includes: ratchet 231 and pawl 232, ratchet
231 outer peripheral edge is equipped with the hook tooth 2311 that extends radially outwardly along ratchet 231, circumferential direction of the hook tooth 2311 along ratchet 231
Inclination, ratchet 231 are installed in rotation in mounting bracket 21, and ratchet 231 and folding ladder 22 are sequentially connected, specifically, spine
Wheel 231 is connected with folding ladder 22 by connecting shaft, and mounting bracket 21 is equipped with folding ladder connecting column 211, and connecting shaft is rotatably
Across folding ladder connecting column 211, one end of connecting shaft is fixedly connected with folding ladder 22, the other end connection ratchet 231 of connecting shaft and
Ratchet 231 is set in connecting shaft, and the central axis of ratchet 231 is overlapped with the central axis of connecting shaft, and one end of pawl 232 can
It is rotationally connected in mounting bracket 21, the other end and ratchet 231 of pawl 232 are separably only against on ratchet 231 to incite somebody to action
Folding ladder 22 is locked at folded state, and when the other end of pawl 232 is only supported with ratchet 231, pawl 232 and hook tooth 2311 block
It connects and limits ratchet 231 and rotated relative to mounting bracket 21, and then limit folding ladder 22 and rotated relative to mounting bracket 21, prevent
Folding ladder 22 is stretched out from mounting bracket 21, when pawl 232 is separated with ratchet 231, contact pawl 232 to hook tooth 2311 with
And the restriction effect of ratchet 231, folding ladder 22 rotate and are unfolded.
Wherein, cooperated using ratchet 231 and pawl 232 and lock folding ladder 22 as blocking device 23, structure is simple, assembly
Be easily serviced, and stability is good, and in passenger's escape, unlocking process is simple, easy to operate, is able to ascend escape speed
Degree.
Further, as shown in figure 5, blocking device 23 further include: control column 233, specifically, mounting bracket 21 is equipped with
Pawl connecting column and mounting plate 234, mounting plate 234 are equipped with kidney slot 2341, and one end of pawl 232 is set in pawl connecting column
It above and relative to pawl connecting column pivots, mounting plate 234 is located at the top of pawl connecting column, and control column 233 passes through kidney slot
2341 are pivotably connected with the other end of pawl 232 and pawl 232 are driven to rotate.
As shown in figure 5, control column 233 is mobile to drive pawl 232 to be detached from ratchet 231 or and spine in kidney slot 2341
Wheel 231 only abuts touching, for example, along the axially driving control column 233 of control column 233, to drive the other end uplink of pawl 232
Or downward movement, to control 232 latch ratchet 231 of pawl or release pawl 232 to the locking effect of ratchet 231.
By the way that control column 233 is arranged on pawl 232, pawl 232 can be controlled for staff and then controls locking dress
It sets 23 locking folding ladders 22 or contact to provide conveniently the locking effect of folding ladder 22, and pawl hand-manipulated can be prevented
When 232, operator is accidentally injured in the rotation of ratchet 231.
As shown in figure 4, a specific embodiment according to the present invention, folding ladder 22 includes: that (folding connecting rod is folding connecting rod
Connection interior bar 2211 described in following example, connection outer bar 2212, support interior bar 2231 and support outer bar 2231) and it is multiple
Pedal 222, one end of folding connecting rod are pivotably coupled in mounting bracket 21, and folding connecting rod connection blocking device 23 and drive
Dynamic device 24, when folding ladder 22 is in folded state, folding connecting rod is folded, when folding ladder 22 is in unfolded state, folding connecting rod
Expansion, multiple pedals 222 are sequentially arranged on folding connecting rod.
As shown in figure 4, a specific embodiment according to the present invention, folding connecting rod include corresponding with the quantity of pedal 222
Multiple connection rod sets 221, the both ends of each pedal 222 are respectively connected with structure and the identical folding connecting rod of quantity, 222 both ends of pedal
Folding connecting rod constitute a connection rod set 221.
Wherein, each connection rod set 221 includes；Two connection interior bars 2211 and two connection outer bars 2212, folding connecting rod edge
The axial of pedal 222 is intersected, and the folding connecting rod of neighbouring pedal 222 becomes connection interior bar 2211, apart from the farther away folding of pedal 222
Connecting rod becomes connection outer bar 2212, and connection interior bar 2211 is pivotly connected with connection outer bar 2212 and arranged in a crossed manner, pedal 222
It is mounted in connection interior bar 2211, and pedal 222 is fixedly connected with interior bar 2211 is connect, connects outer bar 2212 relative in connection
Bar 2211 and pedal 222 rotate.
As shown in figure 4, the connection outer bar of the end of the connection interior bar 2211 of each connection rod set 221 and adjacent links group 221
2212 end is pivotly connected, the end of the connection outer bar 2212 of each connection rod set 221 and the connection of adjacent links group 221
The end of interior bar 2211 is pivotly connected.
Further, as shown in figure 4, when folding ladder 22 is in unfolded state, positioned at the connection of the connection rod set 221 of the top
Interior bar 2211 is pivotably mounted in mounting bracket 21 and length is two times of the length of connection outer bar 2212, connects outer bar
2212 one end is hinged with the middle part for connecting interior bar 2211 in group, connects the other end and adjacent links group 221 of outer bar 2212
Connection outer bar 2212 one end it is hinged.
As shown in figure 4, according to one embodiment of present invention, multiple connection rod sets 221 include: first connecting rod group and at least one
A second connecting rod group is (as shown in figure 4, the connection rod set 221 of 22 the top of folding ladder is first connecting rod group, below first connecting rod group
Multiple connection rod sets 221 become second connecting rod group), first connecting rod group connects mounting bracket 21, and second connecting rod group is successively hinged, and position
Second connecting rod group in the top is connected with first connecting rod group, the connection interior bar 2211 of second connecting rod group with connect outer bar 2212 and
The connection interior bar 2211 of first connecting rod group respectively include: the first segmental arc and the second segmental arc being connected with the first segmental arc,
That is connection interior bar 2211 and connection outer bar 2212 are distinguished in addition to being located at the connection outer bar 2212 of connection rod set 221 of the top
Including connected the first segmental arc and the second segmental arc, the first segmental arc and the second segmental arc protrude in the opposite direction respectively,
For example, connection interior bar 2211 forms S-shaped structure with outer bar 2212 is connect.
The side protrusion of segmental arc as a result, other side indent, when folding ladder 22 is in folded state, adjacent folds connect
Successively proper alignment, the protrusion side of folding connecting rod and the concave side of adjacent folds connecting rod cooperate bar, reduce 22 volume of folding ladder,
Reduce the occupied space of folding ladder 22, and folding ladder 22 is in unfolded state, the company of the first segmental arc and the second segmental arc
The tangent line at the place of connecing substantially is parallel to the horizontal plane, to guarantee the approximate horizontal arrangement of pedal 222 being connected on folding connecting rod, prevents
Passenger is fallen by slipping when folding ladder 22, is provided convenience for passenger's escape.
As shown in figure 4, in the present invention, the end of pedal 222 is equipped with connecting lateral plate 2221, and connecting lateral plate 2221 is along pedal
The end face at 222 both ends extends, and pedal 222 is fixedly linked with connecting lateral plate 2221, and connecting lateral plate 2221 is back to the side of pedal 222
It equipped with hinge column, connects interior bar 2211 and is set on hinge column with outer bar 2212 is connect, and connect interior bar 2211 and connecting side
Plate 2221 is fixedly linked, and connection outer bar 2212 is pivotly connected with hinge column.On the one hand, pedal 222 passes through connecting lateral plate
2221 be fixedly connected on connection interior bar 2211 on, prevent passenger trample cause on pedal 222 pedal 222 rotation cause passenger by
Wound improves the speed that passenger passes through folding ladder 22, and on the other hand, connection outer bar 2212 is realized relative to hinge column pivot and folded
The folding and expansion of ladder 22, and then reduce the occupied space of 22 folded state of folding ladder.
As shown in figure 4, according to one embodiment of present invention, folding connecting rod further includes support link 223, support link
223 are equipped with two groups, and every group of support link 223 includes the support outer bar 2232 and support interior bar 2231 being pivotably connected respectively, and
Support outer bar 2232 and support interior bar 2231 are pivotably coupled to the one end of folding connecting rod far from mounting bracket 21, work as folding ladder
22 when being in unfolded state, positioned at bottom connection rod set 221 connection interior bar 2211 with support the pivotly phase of outer bar 2232
Even and connection outer bar 2212 is pivotly connected with support interior bar 2231.
By the way that support link 223 is arranged on folding connecting rod, when can prevent passenger from passing through the folding ladder 22 of unfolded state
The gravity of passenger causes folding ladder 22 to deform or collapse, and the end of simple connection interior bar 2211 is supported on bottom surface, props up
It is lower to support strength and stability.
As shown in figure 4, a specific embodiment according to the present invention, driving device 24 is air spring, driving device 24
One end be pivotably mounted in mounting bracket 21 and the other end is pivotly connected with hinge column, it is however generally that, two skies
Gas spring is one group, and same group of air spring parallel arrangement, the movable end of air spring is pivotably coupled to the same pedal
On the hinge column at 222 both ends, 22 stress balance of folding ladder is advantageously ensured that, generate push away during the expansion of driving device 24 as a result,
Power effect, folding ladder 22 are unfolded under thrust, eliminate the process of artificial unfolded ladder 22, improve escape ladder
20 performance and efficiency, after driving device 24 and the expansion of folding ladder 22, driving device 24 has supporting role to folding ladder 22,
It prevents 22 tilt angle of folding ladder excessive, is provided convenience for passenger by folding ladder 22.
Further, as shown in figure 4, driving device 24 be it is multiple, the other ends of multiple driving devices 24 difference is pivotable
Ground is connected on the hinge column of different pedals 222, by the way that multiple driving devices 24 are arranged, not only can increase the drive of driving device 24
Dynamic deformation from motion, guarantee folding ladder 22 can rapid deployment, on the other hand, multiple driving devices 24 support the folding ladder of unfolded states
22, be conducive to the stability for promoting folding ladder 22.
In certain embodiments, pedal 222 is equipped with Anti-skid adhesive piece, prevents passenger by slipping when folding ladder 22, has
Conducive to the safety of protection passenger.
Other of Rail Transit System according to an embodiment of the present invention are constituted and are operated for ordinary skill people
Member for be all it is known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (14)
1. a kind of escape ladder characterized by comprising
Mounting bracket, the mounting bracket are adapted to mount to the outer bottom of the car body of vehicle；
Folding ladder, the folding ladder are switchably connected in the mounting bracket between folded state and unfolded state, institute
It states and is accommodated in the mounting bracket when folding ladder is in the folded state and stretches out the peace when being in the unfolded state
Fill bracket；
Blocking device, the blocking device is located in the mounting bracket and the folding ladder is connected, and is used for the folding ladder
It is locked at the folded state；
Driving device, the driving device is located in the mounting bracket and is connected with the folding ladder, for driving the folding
Folded ladder switches to the unfolded state from the folded state.
2. escape according to claim 1 ladder, which is characterized in that the blocking device includes:
Ratchet, the ratchet are installed in rotation in the mounting bracket and are sequentially connected with the folding ladder；
Pawl, one end of the pawl are rotatably connected in the mounting bracket, the other end of the pawl and the spine
Wheel is separably only against on the ratchet so that the folding ladder is locked at the folded state.
3. escape ladder according to claim 2, which is characterized in that the blocking device further include:
Column is controlled, the control column is pivotly connected to drive the pawl rotation with the pawl.
4. escape according to claim 1 ladder, which is characterized in that the folding ladder includes:
Folding connecting rod, the folding connecting rod be pivotably mounted in the mounting bracket and respectively with the blocking device and institute
Driving device is stated to be connected；
Multiple pedals, multiple pedals are sequentially arranged on the folding connecting rod.
5. escape ladder according to claim 4, which is characterized in that the folding connecting rod includes the number with the pedal
Measure corresponding multiple connection rod sets；
Each connection rod set includes connection interior bar and connection outer bar, the connection interior bar and the connection outer bar pivotly phase
Even and arranged in a crossed manner, the pedal is mounted in the connection interior bar；
Wherein, the connection interior bar of each connection rod set is pivotly connected with the connection outer bar of adjacent links group, each connection rod set
Connection outer bar is pivotly connected with the connection interior bar of adjacent links group.
6. escape ladder according to claim 5, which is characterized in that when the folding ladder is in the unfolded state,
It is pivotably mounted in the mounting bracket positioned at the connection interior bar of the connection rod set of the top and length is the connection outer bar
Two times of length.
7. escape ladder according to claim 6, which is characterized in that multiple connection rod sets include: first connecting rod group
With at least one second connecting rod group, the first connecting rod group connects the mounting bracket, and the second connecting rod group is successively hinged, and
The second connecting rod group positioned at the top is connected with the first connecting rod group, the connection interior bar of second connecting rod group with connect outer bar
With the connection interior bar of the first connecting rod group respectively include: the first segmental arc and the second segmental arc being connected with the first segmental arc,
First segmental arc protrudes in the opposite direction respectively with second segmental arc.
8. escape ladder according to claim 5, which is characterized in that the end of the pedal is equipped with connecting lateral plate, institute
Connecting lateral plate is stated to be mounted in the connection interior bar, the connecting lateral plate be equipped with respectively with the connection interior bar and the connection
The hinge column that outer bar is pivotably connected.
9. escape ladder according to claim 5, which is characterized in that the folding connecting rod further includes support link, institute
Stating support link includes pivotably connected support outer bar and support interior bar, when the folding ladder is in the unfolded state, position
Pivotly it is connected in the connection interior bar of the connection rod set of bottom with the support outer bar and connect outer bar and the support interior bar
Pivotly it is connected.
10. escape ladder according to claim 8, which is characterized in that the driving device is air spring, the drive
One end of dynamic device is pivotably mounted in the mounting bracket and the other end is pivotly connected with the hinge column.
11. escape according to claim 10 ladder, which is characterized in that the driving device be it is multiple, it is multiple described
The other end of driving device is pivotably coupled to respectively on the hinge column of different pedals.
12. escape ladder according to claim 4, which is characterized in that the pedal is equipped with Anti-skid adhesive piece.
13. a kind of rail vehicle characterized by comprising
Car body, the car body are equipped with escape opening and the emergency exits for opening and closing the escape opening；
According to claim 1, the ladder of escape described in any one of -12, the escape ladder is adjacent to the emergency exits；
Bogie, the bogie are mounted on the bottom of the car body.
14. a kind of Rail Transit System characterized by comprising
Track；
Rail vehicle, the rail vehicle are the rail vehicle according to claim 13, and the bogie straddle seat is described
On track, the car body is drawn by the bogie along the rail running.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710526603.9A CN109204354A (en) | 2017-06-30 | 2017-06-30 | Escape ladder and rail vehicle and Rail Transit System with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710526603.9A CN109204354A (en) | 2017-06-30 | 2017-06-30 | Escape ladder and rail vehicle and Rail Transit System with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109204354A true CN109204354A (en) | 2019-01-15 |
Family
ID=64976383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710526603.9A Pending CN109204354A (en) | 2017-06-30 | 2017-06-30 | Escape ladder and rail vehicle and Rail Transit System with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109204354A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562279A (en) * | 2019-09-20 | 2019-12-13 | 中铁轨道交通装备有限公司 | Straddle type monorail vehicle escape mechanism |
| CN115337567A (en) * | 2022-08-08 | 2022-11-15 | 中车南京浦镇车辆有限公司 | Stepped emergency evacuation device and passenger evacuation method |
| WO2024113413A1 (en) * | 2022-12-02 | 2024-06-06 | Mu Mengmeng | Bath rack |
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| CN204940724U (en) * | 2015-06-09 | 2016-01-06 | 无锡阁美楼梯有限公司 | A kind of loft stretches stair |
| CN205078161U (en) * | 2015-03-02 | 2016-03-09 | 镇江博昊科技有限公司 | Multifunctional folding ladder |
| CN205476161U (en) * | 2016-01-28 | 2016-08-17 | 李守方 | Loft extension ladder |
| CN105966413A (en) * | 2016-06-13 | 2016-09-28 | 重庆中车长客轨道车辆有限公司 | Escape device for straddled-type monorail vehicle |
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| CN86204983U (en) * | 1986-07-24 | 1987-02-11 | 范熙荣 | Expansion ladder |
| CN2171004Y (en) * | 1993-05-20 | 1994-07-06 | 吴献荣 | Automatic safety lifesaving foldable ladder |
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| CN202810034U (en) * | 2012-09-29 | 2013-03-20 | 徐国春 | Wall hanging lifting stair |
| CN104670255A (en) * | 2015-01-08 | 2015-06-03 | 南京康尼机电股份有限公司 | Locking mechanism used for urban rail vehicle emergency evacuation ramp |
| CN205078161U (en) * | 2015-03-02 | 2016-03-09 | 镇江博昊科技有限公司 | Multifunctional folding ladder |
| CN204609751U (en) * | 2015-05-05 | 2015-09-02 | 徐国春 | A kind of wellhead type stretches fire ladder for escaping |
| CN204940724U (en) * | 2015-06-09 | 2016-01-06 | 无锡阁美楼梯有限公司 | A kind of loft stretches stair |
| CN205476161U (en) * | 2016-01-28 | 2016-08-17 | 李守方 | Loft extension ladder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562279A (en) * | 2019-09-20 | 2019-12-13 | 中铁轨道交通装备有限公司 | Straddle type monorail vehicle escape mechanism |
| CN110562279B (en) * | 2019-09-20 | 2021-04-30 | 中铁轨道交通装备有限公司 | Straddle type monorail vehicle escape mechanism |
| CN115337567A (en) * | 2022-08-08 | 2022-11-15 | 中车南京浦镇车辆有限公司 | Stepped emergency evacuation device and passenger evacuation method |
| WO2024113413A1 (en) * | 2022-12-02 | 2024-06-06 | Mu Mengmeng | Bath rack |
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Application publication date: 20190115 |