CN104554284B - A kind of rail traffic platform safety tread - Google Patents
A kind of rail traffic platform safety tread Download PDFInfo
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- CN104554284B CN104554284B CN201410627730.4A CN201410627730A CN104554284B CN 104554284 B CN104554284 B CN 104554284B CN 201410627730 A CN201410627730 A CN 201410627730A CN 104554284 B CN104554284 B CN 104554284B
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- Prior art keywords
- tread
- tread elements
- slider bar
- frame base
- pedal
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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
- B61D23/025—Folding steps for railway vehicles, e.g. hand or mechanically actuated electrically or fluid actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Transportation (AREA)
Abstract
The invention discloses a kind of rail traffic platform safety tread, comprising：Fixed frame base (400), slider bar (500), tread elements (600), tread elements (600) are fixed on the front end of slider bar (500)；Slider bar (500) is connected with fixed frame base (400) plug-in type, carries out stretching motion, stretches out or retraction fixed frame base (400)；By after impulse force, the whole or part of tread elements (600) come off the end face of tread elements (600) one end from slider bar (500).So as to, just in case occur train sail platform into and safety tread fail the burst accident of timely withdrawal when, in the very first time that train head collides with the tread elements stretched out, the part or all of Automatic-falling of tread elements prevents that further shock occurs with pedal during train driving.So as to avoid all to hand over rail train to cause to damage or to the operation dysgenic possibility of generation of train as far as possible.
Description
Technical field
The present invention relates to field of track traffic, more particularly to track traffic safeguard technology.
Background technology
During urban rail transit construction, in order to ensure the safety traffic of train, often stayed between platform and train body
There is certain gap, thus bring certain potential safety hazard to passenger.Easily tripped by gap during passenger getting on/off or
Pin is snapped into gap because stepping on empty.In order to solve this problem, fixation is installed in existing part rail intersection road in platform edge
Rubber pedal, to reduce the gap between platform and train body, meanwhile, during train driving, even if being produced with pedal
Friction, does not allow fragile car body yet.
But prior art has following deficiency：
First, although the gap between platform and car body reduces, but still exist, still there is potential safety hazard, for residual
For disease people, infant and the women for wearing high heels, this is particularly problematic.
Secondly, friction is easily produced during train driving, between car body and pedal and is clashed into, long-term accumulated, it is easily right
Train causes to damage.
The content of the invention
The present invention solves the technical problem of a kind of rail traffic platform safety tread of offer so that occur in contingency
Train sails platform into and safety tread is touched when failing the burst accident of timely withdrawal in train head with the tread elements stretched out
The very first time hit, the part or all of Automatic-falling of tread elements prevents that further shock occurs with pedal during train driving.
So as to avoid all to hand over rail train to cause to damage or to the operation dysgenic possibility of generation of train as far as possible.
In order to solve the above-mentioned technical problem, the invention provides a kind of rail traffic platform safety tread, comprising：Fixed frame
Frame base 400, slider bar 500, tread elements 600, tread elements 600 are fixed on the front end of slider bar 500；Slider bar 500 and fixation
The plug-in type of frame base 400 is connected, and carries out stretching motion, is stretched out or retraction fixed frame base 400；
By after impulse force, the whole or part of tread elements 600 come off the end face of the one end of tread elements 600 from slider bar 500.
As a further improvement, tread elements 600 can include fixture and separable pedal bar, fixture is fixed on cunning
The front end of dynamic frame 500, socket connection in the horizontal direction between pedal bar and fixture, the end face of pedal bar one end receives impulse force
Afterwards, fall off.
As a further improvement, tread elements 600 can include a plurality of separable pedal bar, along level between each pedal bar
Direction socket connection.Once be subject to rail hand over train clash into impulse force, by clash into pedal bar (be probably of outermost,
It is also likely to be a plurality of) fall off, such that it is able to avoid handing over rail train to cause to damage.
As a further improvement, the mode of socket connection is：Components A, the B of socket connection are carried out, wherein, components A
The horizontally arranged chute in side, part B side sets sliding block, the chute of the sliding block insertion part A sides of the side of part B
In, part B is connected in components A；
Components A is the front end of slider bar 500, and part B is tread elements 600；Or
Part B is the front end of slider bar 500, and components A is tread elements 600；Or
Components A is the fixture in tread elements 600, and part B is pedal bar；Or
Part B is the fixture in tread elements 600, and components A is pedal bar；Or
Components A is at least two pedal bars in tread elements 600, part B be in tread elements 600 at least two step on
Another in lath.
As a further improvement, being provided with roller on sliding block, part B is moved horizontally by roller in chute.So as to really
Can be come off in time after protecting tread elements/pedal bar stress.
As a further improvement, the two ends of tread elements 600 or tear-away part two ends covering matcoveredn, protective layer by
Anticollision elastomeric material is constituted.
Compared with prior art, the main distinction and its effect are embodiment of the present invention：One rail traffic platform is set
Safety tread, comprising：Fixed frame base 400, slider bar 500, tread elements 600, tread elements 600 are fixed on slider bar 500
Front end；Slider bar 500 is connected with the plug-in type of fixed frame base 400, carries out stretching motion, stretches out or retraction fixed frame base
400；By after impulse force, the whole or part of tread elements 600 come off the end face of the one end of tread elements 600 from slider bar 500.So as to,
Just in case occur train sail platform into and safety tread fail the burst accident of timely withdrawal when, in train head and stepping on for stretching out
The very first time that plate collides, the part or all of Automatic-falling of tread elements prevents from occurring with pedal during train driving
Further clash into.So as to avoid all to hand over rail train to cause to damage or dysgenic to the operation generation of train as far as possible
May.
Brief description of the drawings
Fig. 1 is the safety tread schematic diagram that platform is arranged in a better embodiment of the invention；
Fig. 2 is the safety tread schematic diagram stretched out under state in a better embodiment of the invention；
Fig. 3 is the safety tread schematic diagram under retracted mode in a better embodiment of the invention；
Fig. 4 is the structure chart of fixed frame base 400 in a better embodiment of the invention；
Fig. 5 is the structure chart of slider bar 500 and tread elements 600 in a better embodiment of the invention；
Fig. 6 is the schematic diagram that a plurality of separable pedal bar comes off from slider bar 500 in a better embodiment of the invention；
Fig. 7 a are the schematic diagrames that slider bar stretches out fixed frame base in a better embodiment of the invention；
Fig. 7 b are the schematic diagrames of slider bar retraction fixed frame base in a better embodiment of the invention；
Fig. 8 is platform safety tread motor transmission part structure chart in a better embodiment of the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to implementation of the invention
Mode is described in further detail.
A better embodiment of the invention is related to a kind of rail traffic platform safety tread.Rail traffic platform is introduced first
Safety tread, rail traffic platform safety tread is used for the gap filled up between rail traffic platform and Train door, prevents from multiplying
Visitor is tripped or because stepping on empty and pin is snapped into gap when getting on or off the bus by gap.The safety tread is arranged on station edge of table, such as
Shown in Fig. 1.The safety tread extends and retracts two states, respectively as shown in Figures 2 and 3, is entered the station in train, car door opening
When, safety tread is in and stretches out state, it is ensured that be seamlessly connected between platform and car door；Before launch train, safety tread is retracted
Platform, in train travelling process, safety tread is in retracted mode, it is ensured that certain gap is kept between platform and car body,
Ensure the safety traffic of train.
The structure to safety tread is simply introduced below, and the safety tread includes fixed frame base 400, slider bar
500 and tread elements 600, respectively as shown in Figure 4 and Figure 5.Wherein, tread elements 600 are fixed on the front end of slider bar 500.Slider bar
500 are connected with the plug-in type of fixed frame base 400, carry out stretching motion, stretch out or retraction fixed frame base 400, fixed frame
The top of frame base 400 can be covered with load-bearing cover plate.After the end face A or B of the one end of tread elements 600 receive impulse force, the whole of tread elements 600
Or part comes off from slider bar 500.So as to just in case occurring that train sails platform into, safety tread fails the prominent of timely withdrawal
During hair accident, in the very first time that train head collides with the tread elements stretched out, the part or all of Automatic-falling of tread elements,
Prevent that further shock occurs with pedal during train driving.So as to avoid as far as possible all to rail hand over train cause damage or
Operation of the person to train produces dysgenic possibility.
The tread elements 600 and the socket connection in the horizontal direction of the front end of slider bar 500, as shown in the direction of arrow in Fig. 5.With
Just when end face is clashed into, can be come off from slider bar 500.
Further, it is possible to be a plurality of separable pedal bar by 600 points of tread elements, as shown in fig. 6, showing two in Fig. 6
Bar pedal bar 601,602, socket connection in the horizontal direction between each pedal bar, as shown in the direction of arrow in Fig. 6.Wherein one
The end face A (or B) of bar or a plurality of pedal bar is directly come off by after impulse force from slider bar 500, or, position is relatively outer
Pedal bar 602 by after impulse force, come off from the relatively inner pedal bar 601 in position.So as to effectively prevent train driving process
In with pedal occur further clash into.
Or, it is also possible to by tread elements, 600 points is fixture and one or more separable pedal bar, and fixture is direct
The front end of slider bar 500 is fixed on, socket connection in the horizontal direction between pedal bar and fixture, in one or more pedal
After the end face of bar is simultaneously or priority is subject to impulse force (such as train head's impact), while or progressively falling off.Equally, for
The relatively outer pedal bar in position, such as pedal bar 602, after stress, come off from the relatively inner pedal 601 in position, for
The pedal bar 601 of fixture is directly connected to, after stress, is then directly come off from fixture.According to the time order and function of stress, respectively
Pedal bar may come off simultaneously, it is also possible to successively progressively come off, as shown in Figure 6.
Above-mentioned tread elements 600 or pedal bar can be elastomeric material, metal material etc..
The mode of above-mentioned socket connection can be to carry out plug-in type by chute and sliding block.Specifically, for needing
Components A, the B being attached, in the horizontally arranged chute in components A side, part B side sets sliding block, by by part B
Side sliding block insertion part A sides chute in, part B is connected in components A.
Here A, B part can have following several situations：
Components A is slider bar 500, and the side of components A can be the crossbeam of the front end of slider bar 500, and part B is tread elements
600；Or
Part B is slider bar 500, and the side of part B can be the crossbeam of the front end of slider bar 500, and components A is tread elements
600；Or
Components A is the fixture in tread elements 600, and part B is pedal bar；Or
Part B is the fixture in tread elements 600, and components A is pedal bar；Or
Components A is at least two pedal bars in tread elements 600, part B be in tread elements 600 at least two step on
Another in lath.
In order to ensure that can be come off in time after stress, the tread elements/pedal bar/fixture/cunning of socket connection is being carried out
Roller is installed on the sliding block of dynamic frame front end, is moved horizontally in chute by roller.
After preventing rail from handing over the tread elements/pedal bar on vehicle and safety tread to clash into, vehicle is handed over to cause on rail
Damage, in the two ends protective mulch at tear-away the part such as two ends of tread elements 600 or pedal bar, protective layer here is by anticollision
Elastomeric material is constituted, such as elastomeric material etc..
Tooth form antiskid pedal is used in present embodiment, in actual applications, it would however also be possible to employ common smooth surface is stepped on
Plate.In Fig. 4, two groups of roller type sliding block groups are secured on three longitudinal beams 402 of fixed frame base 400, every group includes two
Pair roller type sliding block 403, each roller type sliding block 403 is separately fixed at three left and right sides of longitudinal beam 402, (is only shown in Fig. 4
Go out two couples (four) the roller type sliding block 403 positioned at fixed frame base right half part, be separately mounted to fixed frame base
On the longitudinal beam of the right and centre, fixed frame base left-half equally installs two pair roller type sliding blocks 403, positioned at fixed frame
On the longitudinal beam of the frame base left side and centre, its structure is essentially identical with right half part).Correspondence fixes two groups in slider bar 500
Parallel sliding track 503, position is corresponding with the roller type sliding block group on fixed frame base 400, and slider bar 500 passes through slide rail 503
It is connected with the roller type sliding block group plug-in type on fixed frame base 400.In the present embodiment, 500 points of slider bar is left and right
Two independent little frameworks 501, each little framework 501 includes two longitudinal beams 502, and cunning is respectively and fixedly provided with every longitudinal beam 502
Rail 503.500 or so two little frameworks 501 of slider bar are by the roller type sliding block group on slide rail 503 and fixed frame base 400
Plug-in type is connected, and two little frameworks 501 carry out stretching motion each via corresponding roller type sliding block 403 along slide rail direction.Step on
Plate 600 is fixed on the front end of slider bar 500, with the stretching motion of slider bar 500, stretches out or retraction fixed frame base
400, it extends and retracts state respectively as shown in figs. 7 a and 7b.
The top of fixed frame base 400 is covered with load-bearing cover plate, is stood for passenger.It is tooth form antiskid pedal in tread elements 600
In the case of, the front end of fixed frame base 400 can also be fixed with one group of fishback, anti-skidding be stepped on the tooth form in slider bar 500
Plate is meshed.During tooth form antiskid pedal retraction fixed frame base 400, tooth form is cleared away automatically by fishback anti-skidding
Rubbish on pedal.In the specific implementation, fishback can be fixed on the front end of load-bearing cover plate, as shown in Figure 2.
As shown in figure 8, on fixed frame base 400, motor 801 is installed, on the output shaft 802 of the front end of motor 801,
Fix a synchronous cog belt wheel 803.On fixed frame base 400, a rotary shaft long 804 is also installed, is secured in rotary shaft 804
4 synchronizing jugged belt wheels, synchronizing jugged belt wheel 805 based on one of those, remaining 3 is from synchronizing jugged belt wheel 807.It is main same
Synchronizing jugged belt wheel 804 on step tooth form belt wheel 805 and motor output shaft, by (the referred to as main synchronization of same synchronous cog belt 806
Cog belt) synchronized links, the latch of the synchronizing jugged connected synchronizing jugged belt wheel of the draw-in groove for taking mutually is engaged.Motor 801
During rotation, synchronizing jugged belt wheel 803 is driven to rotate, by synchronizing jugged belt wheel 803, main synchronous cog belt 806 and main synchronous gear
The serial verb construction of shape belt wheel 805, controls the rotation of rotary shaft 804, and then by the synchronous diverse location thereon of driving of rotary shaft 804
From synchronizing jugged belt wheel 807.
On fixed frame base 400, with rotary shaft 804 on three from the opposite position of synchronizing jugged belt wheel 807, also divide
Three tensioning pulleys 809 (as transmission node) are not provided with, are fixed on fixed frame base 400 by support.Fixed frame
In the corresponding rotary shaft 804 of tensioning pulley 809 on frame base 400 from synchronizing jugged belt wheel 807, by same synchronization
Cog belt 808 (from synchronous cog belt) is connected.Respectively there is forward direction from synchronizing jugged belt wheel 807 in synchronous driving of rotary shaft 804
Or when rotating backward, synchronous drive is driven forward or backwards from synchronous cog belt 808.
A belt fastener 504 (buckle) is each provided with three longitudinal beams 502 of slider bar 500, be connected to respectively 3 from
On synchronous cog belt 808, driven by rotary shaft 804 from synchronous cog belt 808, when being driven forward or backwards, drive belt fastener 504
Move forward and backward, and then drive the elastic motion of slider bar 500.
By above-mentioned Multipoint synchronous drive mechanism, it can be ensured that slider bar 500 in telescopic process can multiple spot stress, from
And ensure slider bar uniform force in horizontal each position, and then deformation is less likely to occur in prolonged running, prolong
Its service life long, it is ensured that stability and security during its operation.
As a further improvement, along the moving line of belt fastener 504 (i.e. along from synchronous cog belt on fixed frame base 400
808) one group of proximity switch 811 is set, as shown in figure 8, the signal output part of each proximity switch 811 is connected with controller, is respectively connect
Closely 811 pairs of belt fasteners 504 of switch are detected, when the belt fastener 504 enters the induction range of a certain proximity switch 811, should
Proximity switch 811 sends an electric signal to controller, and controller determines belt according to the position of the proximity switch for sending electric signal
The moving position of button 504, and then the telescopic location of current pedal part 500 is determined by the position where belt fastener 504, judge to step on
Whether plate 500 is flexible in place.
In the case where belt fastener is metal material, proximity switch 811 can be metal detection sensor.
As a further improvement, in order to prevent safety tread from catastrophic failure occur, it is abnormal after pedal stretches out to retract, and
Train normally travel inbound, both produce shock, hand over rail train to cause to damage or the operation generation harmful effect to train,
Anti-collision structure is increased in present embodiment on the basis of the above.
Although by referring to some of the preferred embodiment of the invention, being shown and described to the present invention,
It will be understood by those skilled in the art that can to it, various changes can be made in the form and details, without departing from this hair
Bright spirit and scope.
Claims (9)
1. a kind of rail traffic platform safety tread, it is characterised in that the rail traffic platform safety tread is included：Fixed frame
Frame base (400), slider bar (500), tread elements (600), the tread elements (600) are fixed on the front end of slider bar (500)；Institute
State slider bar (500) to be connected with fixed frame base (400) plug-in type, carry out stretching motion, stretch out or retract and be described solid
Determine frame base (400)；
After the end face of described tread elements (600) one end receives impulse force, the whole of tread elements (600) or local from the slider bar
(500) come off on；
Fixed at least one set roller type sliding block group, every group of rolling at least two longitudinal beams (402) of fixed frame base (400)
Wheel-type sliding block group includes at least one pair of roller type sliding block (403), the fixed at least one set parallel sliding track of correspondence in slider bar (500)
(503), position is corresponding with the roller type sliding block group on fixed frame base (400), and slider bar (500) is by slide rail (503)
It is connected with the roller type sliding block group plug-in type on fixed frame base (400), stretching motion is carried out along slide rail (503).
2. rail traffic platform safety tread according to claim 1, it is characterised in that the tread elements (600) and institute
State the socket connection in the horizontal direction of slider bar (500) front end.
3. rail traffic platform safety tread according to claim 1, it is characterised in that the tread elements (600) include
Fixture and at least one separable pedal bar, the fixture are fixed on the front end of the slider bar (500), the pedal
Socket connection in the horizontal direction between bar and the fixture, the end face of described pedal bar one end is fallen off by after impulse force.
4. rail traffic platform safety tread according to claim 1, it is characterised in that the tread elements (600) include
At least two separable pedal bars, socket connection in the horizontal direction between each pedal bar.
5. rail traffic platform safety tread as claimed in any of claims 2 to 4, it is characterised in that described to insert
Connect formula connection mode be：Components A, the B of socket connection are carried out, wherein, the horizontally arranged chute in components A side, portion
Part B sides set sliding block, in the chute of the sliding block insertion part A sides of the side of the part B, the part B are connected to
In the components A；
The components A is slider bar (500) front end, and the part B is tread elements (600)；Or
The part B is slider bar (500) front end, and the components A is tread elements (600)；Or
The components A is the fixture in tread elements (600), and the part B is pedal bar；Or
The part B is the fixture in tread elements (600), and the components A is pedal bar；Or
The components A is at least two pedal bars in tread elements (600), the part B be tread elements (600) up to
Another in few two pedal bars.
6. rail traffic platform safety tread according to claim 5, it is characterised in that rolling is provided with the sliding block
Wheel, the part B is moved horizontally by roller in chute.
7. rail traffic platform safety tread according to claim 1, it is characterised in that the two of the tread elements (600)
The two ends covering matcoveredn of end or tear-away part, the protective layer is made up of anticollision elastomeric material.
8. rail traffic platform safety tread according to claim 1, it is characterised in that the tread elements (600) it is complete
Portion or tear-away part are elastomeric material, or, metal material.
9. rail traffic platform safety tread according to claim 1, it is characterised in that the fixed frame base
(400) top is covered with load-bearing cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410627730.4A CN104554284B (en) | 2014-11-10 | 2014-11-10 | A kind of rail traffic platform safety tread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410627730.4A CN104554284B (en) | 2014-11-10 | 2014-11-10 | A kind of rail traffic platform safety tread |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104554284A CN104554284A (en) | 2015-04-29 |
| CN104554284B true CN104554284B (en) | 2017-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410627730.4A Active CN104554284B (en) | 2014-11-10 | 2014-11-10 | A kind of rail traffic platform safety tread |
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| Country | Link |
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| CN (1) | CN104554284B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6543411B2 (en) * | 2016-03-24 | 2019-07-10 | 株式会社京三製作所 | Fall prevention device |
| CN107933573B (en) * | 2017-12-15 | 2024-08-09 | 南京康尼机电股份有限公司 | Electric pedal device for rail transit train |
| CN109733417B (en) * | 2019-03-05 | 2023-08-22 | 方大智创科技有限公司 | Telescopic pedal device for train platform |
| EP4070998A1 (en) * | 2021-04-01 | 2022-10-12 | Bode - Die Tür GmbH | Access system for a vehicle with a modular step housing and vehicle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269662A (en) * | 2007-03-19 | 2008-09-24 | 黄垤树 | Improvement of underground automobile door and platform gap structure |
| CN101817347A (en) * | 2009-02-26 | 2010-09-01 | 纳博特斯克株式会社 | Pedal device for station |
| CN204368140U (en) * | 2014-11-10 | 2015-06-03 | 上海嘉成轨道交通安全保障系统股份公司 | A kind of rail traffic platform safety tread |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4083995B2 (en) * | 2000-05-31 | 2008-04-30 | 株式会社京三製作所 | Platform fall prevention device and installation method thereof |
| JP5054494B2 (en) * | 2007-11-28 | 2012-10-24 | ナブテスコ株式会社 | Fall prevention device |
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2014
- 2014-11-10 CN CN201410627730.4A patent/CN104554284B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101269662A (en) * | 2007-03-19 | 2008-09-24 | 黄垤树 | Improvement of underground automobile door and platform gap structure |
| CN101817347A (en) * | 2009-02-26 | 2010-09-01 | 纳博特斯克株式会社 | Pedal device for station |
| CN204368140U (en) * | 2014-11-10 | 2015-06-03 | 上海嘉成轨道交通安全保障系统股份公司 | A kind of rail traffic platform safety tread |
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| CN104554284A (en) | 2015-04-29 |
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