CN104477171A - Rail transit station safety tread capable of being manually unlocked and reset - Google Patents
Rail transit station safety tread capable of being manually unlocked and reset Download PDFInfo
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- CN104477171A CN104477171A CN201410698753.4A CN201410698753A CN104477171A CN 104477171 A CN104477171 A CN 104477171A CN 201410698753 A CN201410698753 A CN 201410698753A CN 104477171 A CN104477171 A CN 104477171A
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- slider bar
- frame base
- fixed frame
- trip lever
- deviation angle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B1/00—General arrangement of stations, platforms, or sidings; Railway networks; Rail vehicle marshalling systems
- B61B1/02—General arrangement of stations and platforms including protection devices for the passengers
Abstract
The invention discloses a rail transit station safety tread capable of being manually unlocked and reset. A manual unlocking and resetting structure is arranged on the rail transit station safety tread, the rail transit station safety tread comprises a switch, a V-shaped unlocking rod and an unlocking transfer rod. When the V-shaped unlocking rod is turned to a first deviation angle, the transfer rod is pushed, unlocked and turned to a second deviation angle, the Y-end of the unlocking transfer rod is in contact with a boss of a positioning shaft, and the boss is pushed to enable the positioning shaft to contract and retreat from a positioning groove hole so as to achieve an unlocking function. When the V-shaped unlocking rod is turned to a third deviation angle, a second branch triggers a switch, the switch is triggered to send an electrical signal to a controller, and the controller is indicated to take back a sliding frame. By means of the manual unlocking and resetting structure, even if sudden emergent situation occurs, such as that a station is powered off and accordingly the tread cannot be taken back, or a certain tread suddenly breaks down and accordingly cannot be taken back, the tread can be also timely taken back through manual intervention, accordingly the possibility that rail transit trains are damaged or harmful effect is produced on operation of the trains is avoided as soon as possible.
Description
Technical field
The present invention relates to field of track traffic, particularly relate to track traffic safeguard technology.
Background technology
In urban rail transit construction process, in order to ensure the safety traffic of train, between platform and train body, often leaving certain gap, bringing certain potential safety hazard to passenger thus.Easily tripped by gap in passenger getting on/off process or because stepping on sky, pin snapped in gap.In order to address this problem, existing part rail intersection road, installs fixing rubber pedal at platform edge, to reduce the gap between platform and train body, meanwhile, in train driving process, rubs even if produce with pedal, is also not easy to damage car body.
But prior art has following deficiency:
First, although gap between platform and car body reduces, but still exist, still there is potential safety hazard, for disabled person, infant and the women that wears high heels, this problem is particularly outstanding.
Secondly, in train driving process, easily produce friction between car body and pedal and clash into, long-term accumulated, easily causes damage to train.And the damage rate of platform pedal is relatively high, later maintenance cost is higher.
This present inventor be have developed to a kind of rail traffic platform safety tread of concertina type, for concertina type safety tread, to prevent and fault in time under its bursty state of process is absolutely necessary, such as pedal stretch out rear because having a power failure, how in time and controllably regained the reason such as out of control be when cannot regain.
Summary of the invention
The technical matters that the present invention mainly solves be to provide a kind of can manual unlocking reset rail traffic platform safety tread, by arranging manual unlocking resetting structure, even if make burst emergency situation occurs, as platform power failure pedal cannot be regained, or indivedual pedal catastrophic failure cannot be regained, etc., also by manpower intervention, timely by pedal withdrawal, thus avoid all trackings hand over train to cause damage or produce dysgenic possibility to the operation of train as far as possible.
In order to solve the problems of the technologies described above, the invention provides a kind of can manual unlocking reset rail traffic platform safety tread, comprise: fixed frame base 400, slider bar 500 and tread elements 600, tread elements 600 is fixed on the front end of slider bar 500; Be connected by slide rail plug-in type between slider bar 500 with fixed frame base 400, carry out fore and aft motion;
Slider bar 500 is arranged one group of location notch hole, each location notch hole is arranged in order along slider bar telescopic direction; Fixed frame base is arranged an electromagnet and a telescopic fix shaft, under fix shaft stretches out state, one is inserted corresponding location notch hole, the telescopic location of locking slider bar; Fix shaft comprises ferrous material, produces magnetic, attracts the ferrous material of fix shaft, retracted by fix shaft, exit location notch hole after electromagnet energising; The other end of fix shaft comprises boss;
Fixed frame base 400 also comprises bull stick 606 in switch 604, V-arrangement trip lever 605 and a unblock; V-arrangement trip lever 605 and unblock transfer bar 606 are rotatably connected on fixed frame base 400 respectively, and switch 604 is fixed on fixed frame base 400, and switch 604 comprises a signal output part, is connected with controller;
When V-arrangement trip lever 605 turns to the first deviation angle, its first branch with unlock in the X end in contact of bull stick 606, promote bull stick 606 in unblock and turn to the second deviation angle, under second deviation angle, in unblock, bull stick 606Y end contacts with the boss of fix shaft, and promote boss, fix shaft is retracted, exits location notch hole; When V-arrangement trip lever 605 turns to the 3rd deviation angle, its second branch touch switch 604, switch 604 sends an electric signal by touching backward controller, and slider bar 500 regained by indicating controller.
Embodiment of the present invention compared with prior art, the key distinction and effect thereof are: by this manual unlocking resetting structure, manual rotation V-arrangement trip lever, first can realize unblock, rear control slider bar withdrawal (namely resetting), the emergency situation thus even if generation happens suddenly, as controller failure pedal cannot be regained, or indivedual pedal catastrophic failure cannot be regained, etc., also by manpower intervention, timely by pedal withdrawal, avoid all trackings to hand over train to cause as far as possible and damage or dysgenic possibility is produced to train operation.
As further improvement, slider bar 500 comprises a reset fulcrum, if after V-arrangement trip lever 605 turns to the 3rd deviation angle, slider bar 500 is not regained by controller, after then V-arrangement trip lever 605 turns to the 4th deviation angle, point cantact is propped up in the reset of its second branch and slider bar 500, with the fulcrum that resets for stress point, regains slider bar 500; The side-play amount of the 4th deviation angle is greater than the 3rd deviation angle.Thus when electric controlled reset cannot be carried out, as controller failure or power failure etc., by pure mechanical system, slider bar can be regained fixed frame base.
As further improvement, fixed frame base 400 can also comprise a proximity switch, be connected with controller; Fix shaft, under retracted mode, enters the induction range of this proximity switch, and after proximity switch senses fix shaft, send first kind electric signal to controller, notification controller slider bar 500 is in unlock state; Fix shaft, under the state of stretching out, leaves the induction range of proximity switch, and proximity switch cannot sense fix shaft, sends Equations of The Second Kind electric signal to controller, and notification controller slider bar 500 is in the lock state.By this structure, guarantee that controller can know the state that telescopic pedal (i.e. slider bar) is current in real time, accurately to control.
As further improvement, fixing at least two group roller type slide block groups at least three longitudinal beams 402 of fixed frame base 400, often organize roller type slide block group and comprise at least one pair of roller type slide block 403, corresponding fixing at least two group parallel sliding tracks 503 in slider bar 500, position is corresponding with the roller type slide block group on fixed frame base 400, and slider bar 500 is connected with the roller type slide block group plug-in type on fixed frame base 400 by slide rail 503; Fixed frame base 400 is fixed a motor 611, drives slider bar 500 that fore and aft motion occurs by motor 611.
As further improvement, fixed frame base 400 arranges a transmission shaft, the output shaft of motor 611 front end and transmission shaft synchronized links, when motor 611 rotates, drive transmission shaft synchronous axial system; The horizontal diverse location of fixed frame base 400 is fixed with at least three transmission nodes, by Timing Belt synchronized links between each transmission node and transmission shaft, drives the transmission forward or backwards of each Timing Belt by transmission shaft; In slider bar 500, fixing at least three buckles, are connected at least three Timing Belts, with the generation of the transmission forward or backwards fore and aft motion of each Timing Belt respectively.By above-mentioned Multipoint synchronous drive mechanism; can guarantee slider bar 500 in telescopic process can multiple spot stressed; thus ensure slider bar uniform force in horizontal each position; and then in long operational process, deformation is less likely to occur; extend its service life, ensure the stability in its operation process and safety.
As further improvement, V-arrangement trip lever 605 is connected on fixed frame base 400 by holder pivots; V-arrangement trip lever 605 be connected a reduction torsion spring between support.In the process that V-arrangement trip lever 605 rotates, this torsion spring is tightened up, and after V-arrangement trip lever 605 is no longer subject to rotational force, is automatically resetted by V-arrangement trip lever 605 by this torsion spring.
As further improvement, vertically insert a latch 610 at the centre of gration position of V-arrangement trip lever 605, the external handle of latch 610, handle drives latch 610 to rotate by after external force, drives V-arrangement trip lever 605 to rotate by latch 610.Be covered with load-bearing cover plate above fixed frame base 400, latch 610 is connected with handle on-fixed, on load-bearing cover plate with latch 610 opposite position a reserved unlock hole, to insert with latch for handle and be connected.
Accompanying drawing explanation
Fig. 1 is the safety tread schematic diagram being arranged on platform in the present invention one better embodiment;
Fig. 2 is the safety tread schematic diagram under state of stretching out in the present invention one better embodiment;
Fig. 3 is the safety tread schematic diagram in the present invention one better embodiment under retracted mode;
Fig. 4 is fixed frame base 400 constructional drawing in the present invention one better embodiment;
Fig. 5 is the constructional drawing of slider bar 500 and tread elements 600 in the present invention one better embodiment;
Fig. 6 is the schematic diagram that in the present invention one better embodiment, slider bar stretches out fixed frame base;
Fig. 7 is the schematic diagram of slider bar retraction fixed frame base in the present invention one better embodiment;
Fig. 8 is safety tread braking and the planar view of manual unlocking reset portion separation structure under general state in the present invention one better embodiment;
Fig. 8 a is the partial enlarged drawing of Fig. 8;
Fig. 9 is safety tread braking and the planar view of manual unlocking reset portion separation structure when the first deviation angle in the present invention one better embodiment;
Fig. 9 a is the partial enlarged drawing of Fig. 9;
Figure 10 is safety tread braking and the planar view of manual unlocking reset portion separation structure when the 4th deviation angle in the present invention one better embodiment;
Figure 10 a is the partial enlarged drawing of Figure 10.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiments of the present invention are described in further detail.
The present invention one better embodiment relate to a kind of can manual unlocking reset rail traffic platform safety tread.This safety tread, for filling up the gap between rail traffic platform and Train door, prevents passenger from being tripped by gap when getting on or off the bus or pin snaps in gap because stepping on sky.This safety tread is arranged on station edge of table, as shown in Figure 1.This safety tread has and stretches out and retraction two states, and respectively as shown in Figures 2 and 3, enter the station at train, during car door opening, safety tread is in the state of stretching out, and guarantees seamless link between platform and car door; Before launch train, safety tread retraction platform, in train travelling process, safety tread is in retracted mode, guarantees to keep certain gap between platform and car body, ensures the safety traffic of train.For the concertina type safety tread of physical construction, can not ensure that it normally stretches very completely, to prevent and fault in time under its bursty state of process is absolutely necessary, such as pedal stretch out rear because having a power failure, a variety of causes such as out of control be when cannot regain, present embodiment provides a kind of structure, guarantee that safety tread is when above-mentioned catastrophic failure occurs, can in time and controllably regained.
Be introduced the structure of safety tread below, this safety tread comprises fixed frame base 400, slider bar 500 and tread elements 600, respectively as shown in Figure 4 and Figure 5.Wherein, tread elements 600 is fixed on the front end of slider bar 500.Be connected by slide rail plug-in type between slider bar 500 with fixed frame base 400, carry out fore and aft motion.
In Fig. 4, three longitudinal beams 402 of fixed frame base 400 secure two groups of roller type slide block groups, often group comprises two pair roller type slide blocks 403, each roller type slide block 403 is separately fixed at the left and right sides of three longitudinal beams 402, (in Fig. 4, only show two couples (four) the roller type slide block 403 being positioned at fixed frame base right half part, be arranged on longitudinal beam on the right of fixed frame base and middle respectively, fixed frame base left-half installs two pair roller type slide blocks 403 equally, be positioned on the fixed frame base left side and middle longitudinal beam, its structure and right half part are substantially identical).In slider bar 500, correspondence fixes two groups of parallel sliding tracks 503, and position is corresponding with the roller type slide block group on fixed frame base 400, and slider bar 500 is connected with the roller type slide block group plug-in type on fixed frame base 400 by slide rail 503.Tread elements 600 is fixed on the front end of slider bar 500, along with the fore and aft motion of slider bar 500, stretches out or retraction fixed frame base 400, and it stretches out distinguishes as shown in Figure 6 and Figure 7 with retracted mode.Fixed frame base 400 is fixed a motor 611, drives slider bar 500 that fore and aft motion occurs by motor 611, as shown in Figure 8, be covered with load-bearing cover plate above fixed frame base 400, stand for passenger.
Below the braking of the safety tread of present embodiment (namely locating) and manual unlocking reset portion separation structure are described.In order to more clearly show internal structure, in Fig. 8, load-bearing cover plate is removed a part.
As shown in Fig. 8 and Fig. 8 a (Fig. 8 a is the partial enlarged drawing of Fig. 8), slider bar 500 is arranged one group of location notch hole 601, each location notch hole 601 is arranged in order along slider bar 500 telescopic direction, namely the flexible track along slider bar 500 is arranged in order, each location notch hole can be arranged in a positioning beam, and each location notch hole changes along with the fore and aft motion occurrence positions of slider bar 500.Fixed frame base 400 is arranged electromagnet 602 and a telescopic fix shaft 603, fix shaft 603 is directly or indirectly fixed on fixed frame base 400 by spring fastenings, is realized flexible by spring installation.Such as, electromagnet 602 is fixed on fixed frame base 400, by fix shaft 603 through electromagnet 602, and between fix shaft 603 with electromagnet 602, fix a bullet be connected spring part, thus be indirectly fixed on fixed frame base 400 by fix shaft 603, and fix shaft 603 can realize flexible by spring fastenings.Under non-"on" position, fix shaft 603 is in the state of stretching out under the application force of spring fastenings, inserts current corresponding location notch hole, the telescopic location of locking slider bar 500.Thus pedal flexible put in place time, slider bar 500 can be locked, guarantee that pedal can not move forward and backward.Fix shaft 603 is irony pin near one side of something of location notch hole, produces magnetic after electromagnet 602 is energized, and attracts the irony pin of fix shaft 603, is retracted by fix shaft 603, and exit corresponding location notch hole, now, slider bar 500 is in unlock state; Other one side of something of fix shaft 603 is a connecting pin, and the end of connecting pin is a boss 607, outwards dials this boss 607, fix shaft 603 can be retracted by external force, exits corresponding location notch hole.By this structure, under burst power down mode, fix shaft 603 inserts the current location notch hole corresponding with its position automatically, and control pedal stops flexible behavior, ensures that pedal remains static under power down mode, can not be elastic, to ensure passenger safety.
Fixed frame base 400 also comprises bull stick 606 in switch 604, V-arrangement trip lever 605 and a unblock; V-arrangement trip lever 605 and unblock transfer bar 606 are rotatably connected on fixed frame base 400 respectively, and switch 604 is fixed on fixed frame base 400, and switch 604 comprises a signal output part, is connected with controller.
V-arrangement trip lever 605 comprises Liang Ge branch, and branch A holds with one end X of bull stick 606 in unblock and contacts in partial angular extents; Branch B touch switch 604 in partial angular extents of V-arrangement trip lever 605, and the branch B of V-arrangement trip lever 605 contacts (in order to avoid blocking with the reset fulcrum of slider bar 500 in partial angular extents, carry out brachymemma to the branch B of V-arrangement trip lever 605 in Fig. 8, complete V-arrangement trip lever 605 as shown in figs. 9 and 10); In unblock, bull stick 606 contacts with the boss of fix shaft 603 in partial angular extents.
When V-arrangement trip lever 605 rotates clockwise, first its branch A holds with the X of bull stick 606 in unblock and collides, if now V-arrangement trip lever 605 continues to rotate clockwise, in drive being unlocked, bull stick 606 rotates counterclockwise, and then impel bull stick 606 in unblock to collide with the boss of fix shaft 603, and apply a thrust to the right on fix shaft 603 boss, thus fix shaft 603 can be exited location notch hole.
As shown in Fig. 9 and Fig. 9 a (Fig. 9 a is the partial enlarged drawing of Fig. 9), when V-arrangement trip lever 605 turns to the first deviation angle, its branch A with unlock in the X end in contact of bull stick 606, and bull stick 606 turns to the second deviation angle in promotion unblock, under second deviation angle, in unblock, the Y end of bull stick 606 contacts with the boss 607 of fix shaft 603, and promotes this boss 607, fix shaft 603 is retracted, exits location notch hole 601.
When V-arrangement trip lever 605 turns to the 3rd deviation angle (the 3rd deviation angle is greater than the first deviation angle), its branch B touch switch 604, switch 604 sends an electric signal by touching backward controller, and slider bar 500 regained by indicating controller.In present embodiment, switch 604 is limit switch, when V-arrangement trip lever 605 turns to the 3rd deviation angle, promotes the fork of limit switch 604, touches limit switch 604.
As further improvement, slider bar 500 also comprises a reset fulcrum 608, if after V-arrangement trip lever 605 turns to the 3rd deviation angle, slider bar 500 is not regained by controller, as controller failure, or have a power failure and cause the situations such as controller cannot work, then can be rotated further V-arrangement trip lever 605, after V-arrangement trip lever 605 turns to the 4th deviation angle, its branch B contacts with the reset fulcrum 608 of slider bar 500, with reset fulcrum 608 for stress point, slider bar 500 is regained fixed frame base 400, as shown in Figure 10 and 10a (Figure 10 a is the partial enlarged drawing of Figure 10).Wherein, the side-play amount of the 4th deviation angle is greater than the 3rd deviation angle.
As shown in Figure 10, the front end of V-arrangement trip lever branch A is arcuate structure, thus after bull stick in unblock is pushed to the second deviation angle by V-arrangement trip lever, V-arrangement trip lever no longer includes collision type with unblock transfer bar and contacts, in unblock, the X end of bull stick contacts with the arc-shaped side outer of V-arrangement trip lever branch A front end, thus V-arrangement trip lever can not be hindered to be rotated further the 3rd, the 4th deviation angle.
As further improvement, fixed frame base 400 also comprises a proximity switch 609, be connected with controller; Fix shaft 603 is under retracted mode, and its boss 607 enters the induction range of proximity switch 609, and proximity switch 609 sends an electric signal to controller after sensing this fix shaft 603, and notification controller slider bar 500 is in unlock state.And then controller can know the state (being stretch out or retract) of slider bar in real time, and then carry out corresponding instruction control.
As further improvement, in order to V-arrangement trip lever 605 can be rotated easily, vertically insert a latch 610 at the centre of gration position of V-arrangement trip lever 605, drive V-arrangement trip lever 605 to rotate by latch 610.When reality uses, polygon (as square, the triangle) S. A. of latch 610 can be inserted in by a handle, manually rotate handle, drive latch 610 to rotate, and then drive V-arrangement trip lever 605 to rotate.Handle is not fixedly connected in latch 610, and under general state, handle is separated with latch, when needs carry out manual release reset, this handle is inserted in latch.Corresponding, with latch 610 opposite position on load-bearing cover plate, need to leave unlock hole, be inserted in latch 610 for handle.
As further improvement, V-arrangement trip lever 605 and unblock transfer bar 606 are connected on fixed frame base 400 respectively by holder pivots.V-arrangement trip lever 605 can also be connected a torsion spring with between support, in the process that V-arrangement trip lever 605 rotates, this torsion spring is tightened up, after slider bar 500 is retracted, V-arrangement trip lever 605 is no longer subject to rotational force, is automatically resetted by V-arrangement trip lever 605 by this torsion spring.
By this manual unlocking resetting structure, even if there is burst emergency situation, as platform burst has a power failure, or indivedual pedal catastrophic failure cannot be regained, etc., also can the very first time safety tread be located, prevent it from moving freely, and by manpower intervention, in time pedal is regained.Under non-powering-off state, only need one to pull gently, touch switch 604, gets final product automatic drawing back pedal; Under powering-off state, be rotated further handle, can manually pedal be regained.Thus avoid all trackings hand over train to cause damage or produce dysgenic possibility to the operation of train as far as possible.
In present embodiment, it is as follows that motor 601 drives slider bar 500 that the concrete mode of fore and aft motion occurs: on fixed frame base 400, arrange a horizontal transmission shaft, the output shaft of motor 601 front end and transmission shaft synchronized links, drive transmission shaft synchronous axial system when motor 601 rotates.The horizontal diverse location of fixed frame base 400 is fixed with three transmission nodes, by Timing Belt synchronized links between each transmission node and transmission shaft, drives the transmission forward or backwards of each Timing Belt by transmission shaft.In slider bar 500, fixing at least three buckles, are connected on three Timing Belts, with the generation of the transmission forward or backwards fore and aft motion of each Timing Belt respectively.
By above-mentioned Multipoint synchronous drive mechanism; can guarantee slider bar 500 in telescopic process can multiple spot stressed; thus ensure slider bar uniform force in horizontal each position; and then in long operational process, deformation is less likely to occur; extend its service life, ensure the stability in its operation process and safety.
As further improvement, tread elements 600 can be optic panel, or is profile of tooth antiskid pedal.When tread elements 600 is profile of tooth antiskid pedal, fixed frame base 400 front end can also be fixed with one group of fishback, is meshed with the profile of tooth antiskid pedal in slider bar 500.In the process of profile of tooth antiskid pedal retraction fixed frame base 400, automatically clear away the rubbish on profile of tooth antiskid pedal by fishback.In the specific implementation, fishback can be fixed on the front end of load-bearing cover plate, as shown in Figure 2.
Although by referring to some of the preferred embodiment of the invention, to invention has been diagram and describing, but those of ordinary skill in the art should be understood that and can do various change to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (10)
1. can manual unlocking reset a rail traffic platform safety tread, it is characterized in that, comprise: fixed frame base 400, slider bar 500 and tread elements 600, tread elements 600 is fixed on the front end of slider bar 500; Be connected by slide rail plug-in type between described slider bar 500 with described fixed frame base 400, carry out fore and aft motion;
Described slider bar 500 is arranged one group of location notch hole, in group, each location notch hole is arranged in order along described slider bar telescopic direction; Described fixed frame base is arranged an electromagnet and a telescopic fix shaft, under described fix shaft stretches out state, one is inserted corresponding location notch hole, locks the telescopic location of described slider bar; Described fix shaft comprises ferrous material, produces magnetic, attract the ferrous material of described fix shaft, retracted by described fix shaft, exit described location notch hole after described electromagnet energising; The other end of described fix shaft comprises a boss;
Described fixed frame base 400 also comprises bull stick 606 in switch 604, V-arrangement trip lever 605 and a unblock; Described V-arrangement trip lever 605 and unblock transfer bar 606 are rotatably connected on fixed frame base 400 respectively, and described switch 604 is fixed on fixed frame base 400, and switch 604 comprises a signal output part, is connected with controller;
When described V-arrangement trip lever 605 turns to the first deviation angle, the X end in contact of bull stick 606 in its first branch and described unblock, and bull stick 606 turns to the second deviation angle in promotion unblock, under second deviation angle, in unblock, the Y end of bull stick 606 contacts with the boss of described fix shaft, and promote described boss, described fix shaft is retracted, exits described location notch hole; When described V-arrangement trip lever 605 turns to the 3rd deviation angle, its second branch touches described switch 604, and switch 604 sends an electric signal by touching backward controller, and slider bar 500 regained by indicating controller; Described 3rd deviation angle is greater than described first deviation angle.
2. according to claim 1 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, described slider bar 500 comprises a reset fulcrum, if after described V-arrangement trip lever 605 turns to the 3rd deviation angle, described slider bar 500 is not regained by described controller, then be rotated further described V-arrangement trip lever 605, after described V-arrangement trip lever 605 turns to the 4th deviation angle, point cantact is propped up in the reset of its second branch and slider bar 500, with described reset fulcrum for stress point, regain described slider bar 500;
The side-play amount of described 4th deviation angle is greater than described 3rd deviation angle.
3. according to claim 1 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, described switch 604 is limit switch, when described V-arrangement trip lever 605 turns to the 3rd deviation angle, promote the fork of limit switch, touch this limit switch; Or
Described switch 604 is proximity switch, when described V-arrangement trip lever 605 turns to the 3rd deviation angle, enters the induction range of this limit switch, touches this limit switch.
4. according to claim 1 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, described fixed frame base 400 also comprises a proximity switch, is connected with controller; Described fix shaft, under retracted mode, enters the induction range of described proximity switch, after described proximity switch senses described fix shaft, sends first kind electric signal to described controller, notifies that described in described controller, slider bar 500 is in unlock state; Described fix shaft, under the state of stretching out, leaves the induction range of described proximity switch, and described proximity switch cannot sense described fix shaft, sends Equations of The Second Kind electric signal to described controller, notifies that described in described controller, slider bar 500 is in the lock state.
5. according to claim 1 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, fixing at least two group roller type slide block groups at least three longitudinal beams 402 of fixed frame base 400, often organize roller type slide block group and comprise at least one pair of roller type slide block 403, corresponding fixing at least two group parallel sliding tracks 503 in slider bar 500, position is corresponding with the roller type slide block group on fixed frame base 400, and slider bar 500 is connected with the roller type slide block group plug-in type on fixed frame base 400 by slide rail 503; Fixed frame base 400 is fixed a motor 611, drives described slider bar 500 that fore and aft motion occurs by motor 611.
6. according to claim 5 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, fixed frame base 400 arranges a transmission shaft, the output shaft of motor 611 front end and transmission shaft synchronized links, when motor 611 rotates, drive transmission shaft synchronous axial system;
The horizontal diverse location of fixed frame base 400 is fixed with at least three transmission nodes, by Timing Belt synchronized links between each transmission node and described transmission shaft, drives the transmission forward or backwards of each Timing Belt by transmission shaft;
Fixing at least three buckles in slider bar 500, at least three Timing Belts described in being connected to respectively, with the generation of the transmission forward or backwards fore and aft motion of described each Timing Belt.
7. according to claim 1 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, described V-arrangement trip lever 605 is connected on fixed frame base 400 by holder pivots; Described V-arrangement trip lever 605 be connected a reduction torsion spring between support.
8. according to claim 1 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, a latch 610 is vertically inserted at the centre of gration position of V-arrangement trip lever 605, the external handle of latch 610, handle drives latch 610 to rotate by after external force, drives V-arrangement trip lever 605 to rotate by latch 610.
9. according to claim 8 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, load-bearing cover plate is covered with above described fixed frame base 400, described latch 610 is connected with handle on-fixed, described load-bearing cover plate reserves a unlock hole with described latch 610 opposite position, inserts with described latch for described handle and be connected.
10. according to claim 1 can manual unlocking reset rail traffic platform safety tread, it is characterized in that, described tread elements 600 is profile of tooth antiskid pedal; Described fixed frame base 400 front end is also fixed with one group of fishback, is meshed with the described profile of tooth antiskid pedal in slider bar 500.
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| CN201410698753.4A CN104477171B (en) | 2014-11-27 | 2014-11-27 | It is a kind of can manual unlocking reset rail traffic platform safety tread |
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| CN201410698753.4A CN104477171B (en) | 2014-11-27 | 2014-11-27 | It is a kind of can manual unlocking reset rail traffic platform safety tread |
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| CN104477171B CN104477171B (en) | 2017-06-20 |
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| CN104742247A (en) * | 2015-04-20 | 2015-07-01 | 黄成存 | Novel circulation pressure maintaining vehicle capable of automatically unlocking |
| CN105438185A (en) * | 2015-09-30 | 2016-03-30 | 上海嘉成轨道交通安全保障系统股份公司 | Safety pedal locking structure for track traffic platform |
| CN104960525B (en) * | 2015-07-03 | 2017-06-16 | 南京康尼电子科技有限公司 | Urban rail traffic platform clearance automatic compensation mechanism control system and method |
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| CN104960525B (en) * | 2015-07-03 | 2017-06-16 | 南京康尼电子科技有限公司 | Urban rail traffic platform clearance automatic compensation mechanism control system and method |
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| CN105438185B (en) * | 2015-09-30 | 2018-07-17 | 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 locking structure |
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| Publication number | Publication date |
|---|---|
| CN104477171B (en) | 2017-06-20 |
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