CN107700961A - A kind of rail traffic station platform safety door locking device - Google Patents

Abstract

The invention discloses a kind of rail traffic station platform safety door locking device, including the upper lid on safety door, the lock housing below upper lid, the electromagnetic lock in the cavity that upper lid is collectively forming with lock housing；Overall moved up along lock housing of the electromagnetic lock is moved down to unlock so that locking or electromagnetic lock are overall along lock housing；Also include with it is upper cover be connected to one shell, be fixedly connected on lock housing bottom surface and from outer casing bottom stretch out manual draw bar and the EMR emergency reset spring positioned at shell inner cavity；The lower end of the EMR emergency reset spring is withstood on the bottom surface of shell inner cavity, and the upper end of EMR emergency reset spring withstands on lock housing bottom surface, and the lock housing being slidably socketed in shell of the EMR emergency reset spring in compressive state all the time upward applies upward support force all the time；The manual draw bar can drive lock housing and electromagnetic lock, and up/down moves together.The present invention solves the problems, such as that electromagnetic lock can Quick manual unblock under emergency rating on rail transit safety door.

Description

A kind of rail traffic station platform safety door locking device

Technical field

The present invention relates to the safe field of door fittings of traffic platform, more particularly to a kind of rail traffic station platform safety door lock dress Put.

Background technology

As Urbanization Process In China constantly accelerates, large-scale urban rail transit construction project gets the Green Light.Especially with Popularization of the subway in multiple cities, a kind of equipment for optimizing subway waiting environment, improving security of waiting by bus also apply and It is raw --- safety door or shield door.Safety door is both the safety curtain for isolating platform and track, and can be dredged in emergency situations The escape truck for the crowd of dissipating.

Safety door includes sliding door（ASD）, fixed door（FIX）, escape door（EED）, end door（PED）.Wherein, escape door, Sliding door is dodge gate and is fitted with door lock.Under normal condition, door lock and PSC（Main control computer）、DCU（Door control unit）Connect into The feedback OR gate lock status control of row signal.That is, under subway or train normal operation, locking/unblock of sliding door Logic control is carried out by DCU；Meanwhile electromagnetic lock by microswitch will lock or unblock status signal feed back to PSC and Car control room, dodge gate corresponding state is understood with convinent car control room immediately, ensure that dodge gate does not allow to drive a vehicle in the case of not completely closing. But when being in an emergency, if DCU can not be unlocked to electromagnetic lock automatically, it is necessary to by being manually unlocked.

Application No.：CN201220644897.8；Date of application is：2012.11.30；Apply entitled：Rail traffic station A kind of rail traffic station platform safety door electromagnetic lock is disclosed in the Chinese invention patent file of platform safe door electromagnetic lock, can be effective Solve oiliness bearing it is not dust-proof cause dynamic iron core to be stuck, the shortcomings of electromagnet armature and dynamic iron core be not coaxial.

But do not referred in this technical scheme how under emergency rating manually opened electromagnetic lock, lack corresponding knot Structure.When emergency case needs escape truck, if the door lock of safety door can not be manually opened, relevant laws and regulations are not met, it is prior It is detrimental to rapid evacuation crowd.

The content of the invention

It is an object of the invention to provide a kind of rail traffic station platform safety door locking device, emphasis solves the door lock of safety door The problem of can manually being opened under emergency case.

The present invention is accomplished by the following way：A kind of rail traffic station platform safety door locking device, including installed in safety door On upper lid, the lock housing below upper lid, the electromagnetic lock in the cavity that upper lid is collectively forming with lock housing；The electromagnetism Overall moved up along lock housing of lock is moved down to unlock so that locking or electromagnetic lock are overall along lock housing；Also include and the fixed company of upper lid Integral shell is connected in, is fixedly connected on lock housing bottom surface and from the manual draw bar of outer casing bottom stretching and positioned at shell inner cavity EMR emergency reset spring；The lower end of the EMR emergency reset spring is withstood on the bottom surface of shell inner cavity, the upper end of EMR emergency reset spring Lock housing bottom surface is withstood on, all the time the lock housing being slidably socketed in shell of the EMR emergency reset spring in compressive state all the time upward Apply upward support force；The manual draw bar can drive lock housing and electromagnetic lock, and up/down moves together.

The present invention in order to solve existing electromagnetic lock in emergency situations can safely, quickly manually unlock ask Topic, the manual draw bar connected as one with installing the lock housing of electromagnetic lock is set in the rail side of safety door, and manually pull bar can Unblock is realized to drive lock housing, electromagnetic lock integrally to move downward；Meanwhile lock housing is slidably socketed in the inner chamber of shell and led to EMR emergency reset spring load-bearing is crossed, DCU automatically controls to electromagnetic lock during ensureing normal operation.

Further, in order to preferably realize the present invention, the manual draw bar includes draw rod attachment part, rod head, drawing Bar extension, Pulling-rod handle；The top of the draw rod attachment part is connected with lock housing bottom surface, and the bottom of the draw rod attachment part is stretched out It is connected after shell by rod head with the top of pull bar extension, the bottom of the pull bar extension sets Pulling-rod handle.

Draw rod attachment part connects as one with lock housing in the present invention, and bottom sets the pull bar extension of Pulling-rod handle to pass through drawing Knock-off joint connects as one with draw rod attachment part.This structure is with regard to that can catch Pulling-rod handle simultaneously in order to facilitate general adult's carry arm Can manual unlocking by dropping manual draw bar downwards.

Further, in order to preferably realize the present invention, the bottom of the shell sets the stretched out for draw rod attachment part One through hole, a deep groove ball bearing for being coated at draw rod attachment part is installed at the first through hole.

The setting of the deep groove ball bearing, on the one hand the movement of Pulling-rod handle can be oriented to, on the other hand added The movement of Pulling-rod handle can be lubricated after lubricating oil.

Further, in order to preferably realize the present invention, the electromagnetic lock includes electromagnet ontology, electromagnet armature, moved Iron core, normality back-moving spring, banking stop, microswitch component；The electromagnet ontology connects as one with lock housing, and electromagnet Armature is slidably mounted on the cunning intracavitary of electromagnet ontology；The top of the electromagnet armature simultaneously with dynamic iron core bottom, banking stop Bottom is connected, and electromagnet armature is connected as one with dynamic iron core by banking stop；The normality back-moving spring is compressed all the time Between banking stop and electromagnet ontology；The microswitch component is included above banking stop, installed in lock-shell lining, use The first microswitch in detection banking stop relative to lock housing change in location.

The electromagnet ontology, electromagnet armature, dynamic iron core, normality back-moving spring, the core bore at banking stop center are coaxial Set.

First microswitch is used to detect movement of the banking stop relative to lock housing.

Further, in order to preferably realize the present invention, the microswitch component also includes being located at the first microswitch Top, the second microswitch changed installed in lock-shell lining, for detecting lock housing relative to enclosure location.

Second microswitch is used to detect lock housing relative to shell（Or upper lid）Movement.

Further, in order to preferably realize the present invention, first microswitch, the quantity of the second microswitch are Two and installed respectively along lock-shell lining.

In order to ensure the accuracy of position movement detection, first microswitch, the second microswitch are two, and Installed along dynamic iron core axisymmetrical.

Further, in order to preferably realize the present invention, the electromagnet ontology connects the control line of two-way independence simultaneously Road, control circuit external PSC and DCU, another way control circuit scoop out anxious mechanical lock and emergency machine interlocking emergency power supply all the way.

In the present invention, external DCU control circuit is used to automatically control, and scoops out the control line of anxious mechanical lock, emergency power supply Road is used to control manually.

Further, in order to preferably realize the present invention, the emergency machine lock includes triangle lock core, rotating shaft, rotating disk, connect Terminal, emergency connection terminal, casualty power terminal；Described triangle lock core one end is exposed on the door-plate of safety door, triangle lock core The other end is cylindrical and is freely rotatably installed on rotating disk；The rotating disk is away from installation connection emergency connection end at triangle lock core Another termination electromagnet ontology of binding post and emergency connection terminal of son；The cylindrical one end of the triangle lock core is fixedly sleeved Rotating shaft；The casualty power terminal of connection emergency power supply is set in the middle part of the rotating shaft；The triangulation chain core ribbon move axis of rotation and with When binding post tight contacts between, emergency power supply is by casualty power terminal, rotating shaft, binding post, emergency connection terminal to electromagnet sheet Body is powered, and normal condition lower rotary shaft is that this control circuit disconnects with wiring post separation.

Further, in order to preferably realize the present invention, the rotating disk sets the limit convex in restricted axis of rotation direction Portion, and binding post positioned at rotating shaft rotate clockwise when inswept path on.

This setting is operated to be applicable dextro manuality personnel.

Further, in order to preferably realize the present invention, the rotating shaft is socketed with the rotating shaft that auxiliary rotating shaft resets and resets bullet Spring.

The rotating shaft back-moving spring is used for auxiliary hand-operating and rotates the reset after emergency machine lock.

Beneficial effects of the present invention are as follows：

（1）Manual draw bar can drive lock housing, electromagnetic lock to move downwardly together in the present invention, so as to manually unlock, be easy to pacify The unlatching of dodge gate in air cock.

（2）Manual draw bar is arranged on the rail side of safety door in the present invention, is easy to rail side staff or other staff Electromagnetic lock is manually unlocked in emergency situations and opens dodge gate；Meanwhile emergency machine lock is arranged on safety in the present invention Door platform side, only platform side staff with special spoon could rotate emergency machine lock and be electromagnetic lock access meet an urgent need Power supply and unlock, so as to facilitate platform side personnel open dodge gate succoured or dredged.

Brief description of the drawings

Fig. 1 is the structural representation of the present invention.

Use state diagram when Fig. 2 connects two control circuits for the present invention and only locked.

Use state diagram when Fig. 3 connects two control circuits for the present invention and unlocked.

Fig. 4 is electromagnetic lock structure schematic diagram in the prior art.

Fig. 5 is structural representation of the invention in embodiment 2.

Fig. 6 is manual draw bar its Pulling-rod handle view exposed on safe door face board.

Fig. 7 is that two groups of microswitches are illustrated with PSC electrical connections.

Fig. 8 is the structural representation of emergency machine lock.

Wherein：

001st, upper lid；002nd, lock housing；003rd, electromagnetic lock；004th, shell；005th, manual draw bar；51st, draw rod attachment part；52nd, pull bar Joint；53rd, pull bar extension；54th, Pulling-rod handle；006th, EMR emergency reset spring；007th, emergency machine is locked；71st, triangle lock core； 72nd, rotating shaft；73rd, rotating disk；74th, binding post；75th, emergency connection terminal；76th, casualty power terminal；15th, the first microswitch；16、 Second microswitch；

1st, electromagnet armature；2nd, bottom beam；3rd, housing；4th, banking stop；5th, microswitch；6th, installing plate；8th, linear bearing； 9th, dynamic iron core；10th, limit shock pad；11st, cushion pad；12nd, normality back-moving spring；13rd, lower cover；14th, electromagnet ontology.

Specific embodiment

Application No.：CN201220644897.8；Date of application is：2012.11.30；Apply entitled：Rail traffic station A kind of rail traffic station platform safety door electromagnetic lock is disclosed in the Chinese invention patent file of platform safe door electromagnetic lock, such as Fig. 4 institutes Show, electromagnetic lock is made up of power section, executable portion, detection means, protection and the part of erecting device four, electromagnet armature 1, bottom Portion's beam 2, housing 3, banking stop 4, microswitch 5, installing plate 6, upper lid 001, linear bearing 8, dynamic iron core 9, spacing damping Pad 10, cushion pad 11, normality back-moving spring 12, lower cover 13, electromagnet ontology 14；Wherein：Electromagnet armature 1 is arranged on electromagnet The interior intracavitary of body 14 moves reciprocatingly；Electromagnet ontology 14 is fixed on lower cover 13；Upper lid 001 and lower cover 13 use bolt respectively Installed in the both ends of housing 3；Microswitch 5 is fixed on installing plate 6 with bolt, installing plate 6 is fixed on the inside of housing 3； Linear bearing 8 be arranged on upper lid 001 hole in, dynamic iron core 9 is inserted in linear bearing 8, limit shock pad 10 be located at banking stop 4 and Between linear bearing 8, the end that banking stop 4 is enclosed on dynamic iron core 9 is connected by bolt with electromagnet armature 1；The end of dynamic iron core 9 There is cushion pad 11 between electromagnet armature 1, normality back-moving spring 12, bottom beam 2 are sequentially sleeved in electromagnet from top to bottom The outside of armature 1.

Embodiment 1：

As shown in figure 1, a kind of rail traffic station platform safety door locking device, including upper lid 001 on safety door, positioned at upper The lock housing 002 of the lower section of lid 001, the electromagnetic lock 003 in the cavity that upper lid 001 and lock housing 002 are collectively forming；The electromagnetism Overall moved up along lock housing 002 of lock 003 is moved down to unlock so that locking or electromagnetic lock 003 are overall along lock housing 002.The peace Shell 004 that air cock locking device also includes being connected to one with upper lid 001, it is fixedly connected on the bottom surface of lock housing 002 and from outer The manual draw bar 005 and the EMR emergency reset spring 006 positioned at the inner chamber of shell 004 that the bottom of shell 004 is stretched out；The EMR emergency reset The lower end of spring 006 is withstood on the bottom surface of the inner chamber of shell 004, and the upper end of EMR emergency reset spring 006 withstands on the bottom surface of lock housing 002, is begun Eventually the lock housing 002 being slidably socketed in shell 004 all the time upward of EMR emergency reset spring 006 in compressive state apply to On support force；The manual draw bar 005 can drive lock housing 002 and electromagnetic lock 003, and up/down moves together.

As shown in Figure 2 and Figure 3, the present invention in emergency situations can safely, quickly in order to solve existing electromagnetic lock 003 Manually unlock, connected as one first in the rail side setting of safety door and the lock housing 002 of installation electromagnetic lock 003 manual Pull bar 005, manually pull bar 005 can drive lock housing 002, electromagnetic lock 003 are overall to move downward so as to realize unblock；Together When, lock housing 002 is slidably socketed in the inner chamber of shell 004 and by the load-bearing of EMR emergency reset spring 006, ensures normal operation process Middle DCU automatically controls to electromagnetic lock 003.

As shown in Figure 2 and Figure 3, because the top of shell 004 is connected as one by bolt and upper lid 001, so shell 004 is fixed.The support of EMR emergency reset spring 006 positioned at the inner chamber lower space of shell 004 is on the inner chamber of shell 004 The lock housing 002 and electromagnetic lock 003 in portion space.Under normal circumstances, the top surface of lock housing 002 contacts with the bottom surface of upper lid 001, electromagnetic lock 003 is in normally off, i.e. dynamic iron core 9 passes through the linear bearing 8 being arranged on lid 001 to stretch at the top of safety door in top case Locking is carried out in lockhole.After the car door of subway or train and dodge gate position correspondence, DCU sends unlocking signal, electromagnetic lock 003 Act and dynamic iron core 9 is withdrawn rapidly under the drive of electromagnet armature 1, so as to unlock.Electromagnetic lock 003 only lock/unblock be Prior art, repeat no more.

The manual draw bar 005 includes draw rod attachment part 51, rod head 52, pull bar extension 53, Pulling-rod handle 54；Institute The top for stating draw rod attachment part 51 is connected with the bottom surface of lock housing 002, is passed through after the bottom stretching shell 004 of the draw rod attachment part 51 Rod head 52 is connected with the top of pull bar extension 53, and the bottom of the pull bar extension 53 sets Pulling-rod handle 54.This hair Bright middle draw rod attachment part 51 connects as one with lock housing 002, and bottom sets the pull bar extension 53 of Pulling-rod handle 54 to pass through pull bar Joint 52 connects as one with draw rod attachment part 51.This structure is with regard to that can catch Pulling-rod handle in order to facilitate general adult's carry arm 54 and can manual unlocking by dropping manual draw bar 005 downwards.

The bottom of the shell 004 sets the first through hole stretched out for draw rod attachment part 51, is installed at the first through hole One deep groove ball bearing for being coated at draw rod attachment part 51.The setting of the deep groove ball bearing, on the one hand can be to Pulling-rod handle 54 movement is oriented to, and the movement of Pulling-rod handle 54 on the other hand can be lubricated after addition lubricating oil.

The improvement of the present invention is, under the state of emergency, when DCU can not automatically control unblock, positioned at security door rails side Personnel can hold manual draw bar 005 and pull downwards, so as to which manually pull bar 005 drives lock housing 002, electromagnetic lock 003 Entirety moves down and dynamic iron core 9 is departed from from lockhole, unlocks.Now, the top of lock housing 002 and the bottom surface of upper lid 001 take off From.Under released state, dodge gate can sliding opening.After personnel unclamp manual draw bar 005, lock housing 002, electromagnetic lock 003 are being answered Resetted in the presence of the anxious restoring force of back-moving spring 006.

Embodiment 2：

As shown in figure 5, a kind of rail traffic station platform safety door locking device, including upper lid 001 on safety door, positioned at upper The lock housing 002 of the lower section of lid 001, the electromagnetic lock 003 in the cavity that upper lid 001 and lock housing 002 are collectively forming；The electromagnetism Overall moved up along lock housing 002 of lock 003 is moved down to unlock so that locking or electromagnetic lock 003 are overall along lock housing 002.The peace Shell 004 that air cock locking device also includes being connected to one with upper lid 001, it is fixedly connected on the bottom surface of lock housing 002 and from outer The manual draw bar 005 and the EMR emergency reset spring 006 positioned at the inner chamber of shell 004 that the bottom of shell 004 is stretched out；The EMR emergency reset The lower end of spring 006 is withstood on the bottom surface of the inner chamber of shell 004, and the upper end of EMR emergency reset spring 006 withstands on the bottom surface of lock housing 002, is begun Eventually the lock housing 002 being slidably socketed in shell 004 all the time upward of EMR emergency reset spring 006 in compressive state apply to On support force；The manual draw bar 005 can drive lock housing 002 and electromagnetic lock 003, and up/down moves together.

The electromagnetic lock 003 includes electromagnet ontology 14, electromagnet armature 1, dynamic iron core 9.The electromagnet ontology 14 is same When connect two-way independence control circuit, control circuit external PSC and DCU, another way control circuit scoop out anxious mechanical lock all the way 007 and emergency machine lock 007 connect emergency power supply.

The electromagnetic lock 003 includes electromagnet ontology 14, electromagnet armature 1, dynamic iron core 9, normality back-moving spring 12, spacing Piece 4, the component of microswitch 5；The electromagnet ontology 14 is connected as one with lock housing 002, and electromagnet armature 1 is slidably mounted on The cunning intracavitary of electromagnet ontology 14；The top of the electromagnet armature 1 is connected with the bottom of dynamic iron core 9, the bottom of banking stop 4 simultaneously, And electromagnet armature 1 is connected as one with dynamic iron core 9 by banking stop 4；The normality back-moving spring 12 is compressed in limit all the time Between bit slice 4 and electromagnet ontology 14.

The manual draw bar 005 includes draw rod attachment part 51, rod head 52, pull bar extension 53, Pulling-rod handle 54；Institute The top for stating draw rod attachment part 51 is connected with the bottom surface of lock housing 002, is passed through after the bottom stretching shell 004 of the draw rod attachment part 51 Rod head 52 is connected with the top of pull bar extension 53, and the bottom of the pull bar extension 53 sets Pulling-rod handle 54.This hair Bright middle draw rod attachment part 51 connects as one with lock housing 002, and bottom sets the pull bar extension 53 of Pulling-rod handle 54 to pass through pull bar Joint 52 connects as one with draw rod attachment part 51.This structure is with regard to that can catch Pulling-rod handle in order to facilitate general adult's carry arm 54 and can manual unlocking by dropping manual draw bar 005 downwards.

As shown in fig. 6, Pulling-rod handle 54 is exposed to security door rails side panel.

As shown in figure 8, emergency machine lock 007 includes triangle lock core 71, rotating shaft 72, rotating disk 73, binding post 74, emergent Binding post 75, casualty power terminal 76；Described one end of triangle lock core 71 is exposed on the door-plate of safety door, and triangle lock core 71 is another One end is cylindrical and is freely rotatably installed on rotating disk 73；The rotating disk 73 is met an urgent need away from installation connection at triangle lock core 71 and connect Another termination electromagnet ontology 14 of binding post 74 and emergency connection terminal 75 of line terminals 75；The triangle lock core 71 is cylindrical The fixedly sleeved rotating shaft 72 in one end；The middle part of rotating shaft 72 sets the casualty power terminal 76 of connection emergency power supply；The triangle Lock core 71 drives rotating shaft 72 when rotating and being tight contacted between with binding post 74, emergency power supply by casualty power terminal 76, rotating shaft 72, Binding post 74, emergency connection terminal 75 are powered to electromagnet ontology 14, normal condition lower rotary shaft 72 separated with binding post 74 i.e. this Control circuit disconnects.The rotating disk 73 sets the stopper protrusion of the restricted rotation direction of rotating shaft 72, and binding post 74 is located at rotating shaft On 72 paths inswept when rotating clockwise.This setting is operated to be applicable dextro manuality personnel.The rotating shaft 72 is socketed There is the rotating shaft back-moving spring that auxiliary rotating shaft 72 resets.The rotating shaft back-moving spring is used for auxiliary hand-operating and rotates emergency machine lock 007 Reset afterwards.

In the present embodiment, the control circuit all the way of DCU controls is normally closed, the control all the way of the control of emergency machine lock 007 Circuit is normally opened.DCU is automatically controlled, and emergency machine lock 007 needs manually to unlock.Under normal condition, emergency machine lock 007 pair of electromagnetic lock 003 control this control circuit is to disconnect all the way, only the personnel positioned at safety door platform side hold with should Emergency key corresponding to the anxious keyhole shape of mechanical lock 007 could rotate emergency machine lock 007 and connect control circuit.When emergent machine Tool lock 007 is rotated after connecting control circuit, and emergency power supply is powered to electromagnet ontology 14, and absorption electromagnet armature 1 is with dynamic Iron core 9 is moved and unlocked downwardly together.

Embodiment 3：

The present embodiment optimizes on the basis of embodiment 1 or 2, and the component of microswitch 5 is included on banking stop 4 Just, installed in the inwall of lock housing 002, for detecting first microswitch 15 of the banking stop 4 relative to the change in location of lock housing 002, with And become above the first microswitch 15, installed in the inwall of lock housing 002, for detecting lock housing 002 relative to the position of shell 004 The second microswitch 16 changed.

First microswitch 15, the quantity of the second microswitch 16 are two and pacified respectively along the inwall of lock housing 002 Dress.In the present embodiment, as shown in fig. 7, the first microswitch 15 has the first microswitch A, the first microswitch B；Second fine motion Switch 16 has the second microswitch A, the second microswitch B.Shown first microswitch A, the first microswitch B, the second fine motion Switch A, the second microswitch B structure is identical and the signal detected is fed back into PSC and car control room respectively, is with convinent car control room When understand the state of safety door locking or unblock, and then in the case of ensureing that safety door does not completely close, do not allow to drive a vehicle.

The other parts of the present embodiment are identical with embodiment 1 or 2, therefore repeat no more.

It is described above, be only presently preferred embodiments of the present invention, any formal limitation not done to the present invention, it is every according to Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention Within the scope of.

Claims (10)

1. a kind of rail traffic station platform safety door locking device, including the upper lid on safety door（001）, positioned at upper lid （001）The lock housing of lower section（002）, installed in upper lid（001）With lock housing（002）The electromagnetic lock in cavity being collectively forming（003）； The electromagnetic lock（003）Integrally along lock housing（002）Move up with locking or electromagnetic lock（003）Integrally along lock housing（002）Downwards Move to unlock；It is characterized in that：Also include and upper lid（001）The shell being connected to one（004）, be fixedly connected on lock Shell（002）Bottom surface and from shell（004）The manual draw bar that bottom is stretched out（005）And positioned at shell（004）Inner chamber it is emergent multiple Position spring（006）；The EMR emergency reset spring（006）Lower end withstand on shell（004）On the bottom surface of inner chamber, EMR emergency reset spring （006）Upper end withstand on lock housing（002）Bottom surface, all the time the EMR emergency reset spring in compressive state（006）All the time upward It is slidably socketed in shell（004）Interior lock housing（002）Apply upward support force；The manual draw bar（005）Lock housing can be driven （002）And electromagnetic lock（003）Up/down moves together.

A kind of 2. rail traffic station platform safety door locking device according to claim 1, it is characterised in that：The manual draw bar （005）Including draw rod attachment part（51）, rod head（52）, pull bar extension（53）, Pulling-rod handle（54）；The pull bar connection Portion（51）Top and lock housing（002）Bottom surface connects, the draw rod attachment part（51）Bottom stretch out shell（004）After pass through drawing Knock-off joint（52）With pull bar extension（53）Top connection, the pull bar extension（53）Bottom set Pulling-rod handle （54）.

A kind of 3. rail traffic station platform safety door locking device according to claim 2, it is characterised in that：The shell （004）Bottom set supply draw rod attachment part（51）The first through hole of stretching, at the first through hole installation one be coated at drawing Bar connecting portion（51）Deep groove ball bearing.

A kind of 4. rail traffic station platform safety door locking device according to claim any one of 1-3, it is characterised in that：It is described Electromagnetic lock（003）Including electromagnet ontology（14）, electromagnet armature（1）, dynamic iron core（9）, normality back-moving spring（12）, banking stop （4）, microswitch（5）Component；

The electromagnet ontology（14）With lock housing（002）Connect as one, and electromagnet armature（1）It is slidably mounted on electromagnet sheet Body（14）Cunning intracavitary；

The electromagnet armature（1）Top simultaneously and dynamic iron core（9）Bottom, banking stop（4）Bottom connects, and electromagnet armature （1）With dynamic iron core（9）Pass through banking stop（4）Connect as one；The normality back-moving spring（12）All the time it is compressed in banking stop （4）With electromagnet ontology（14）Between；

The microswitch（5）Component includes being located at banking stop（4）Top, installed in lock housing（002）It is inwall, spacing for detecting Piece（4）Relative to lock housing（002）First microswitch of change in location（15）.

A kind of 5. rail traffic station platform safety door locking device according to claim 4, it is characterised in that：The microswitch （5）Component also includes being located at the first microswitch（15）Top, installed in lock housing（002）Inwall, for detecting lock housing（002）Phase For shell（004）Second microswitch of change in location（16）.

A kind of 6. rail traffic station platform safety door locking device according to claim 5, it is characterised in that：First fine motion Switch（15）, the second microswitch（16）Quantity be two and respectively along lock housing（002）Inwall is installed.

A kind of 7. rail traffic station platform safety door locking device according to claim 4, it is characterised in that：The electromagnet sheet Body（14）The control circuit of two-way independence is connected simultaneously, and control circuit external PSC and DCU, another way control circuit scoop out all the way Anxious mechanical lock（007）And emergency machine is locked（007）Connect emergency power supply.

A kind of 8. rail traffic station platform safety door locking device according to claim 7, it is characterised in that：The emergency machine Lock（007）Including triangle lock core（71）, rotating shaft（72）, rotating disk（73）, binding post（74）, emergency connection terminal（75）, answer urgent telegram Source terminal（76）；The triangle lock core（71）One end is exposed on the door-plate of safety door, triangle lock core（71）The other end is in cylinder Shape is simultaneously freely rotatably installed in rotating disk（73）On；The rotating disk（73）Away from triangle lock core（71）Place installation connection emergency connection end Son（75）Binding post（74）And emergency connection terminal（75）Another termination electromagnet ontology（14）；The triangle lock core（71）It is in The columned fixedly sleeved rotating shaft in one end（72）；The rotating shaft（72）Middle part sets the casualty power terminal of connection emergency power supply （76）；The triangle lock core（71）Drive rotating shaft（72）Rotation and and binding post（74）When tight contacting between, emergency power supply is by answering Urgent telegram source terminal（76）, rotating shaft（72）, binding post（74）, emergency connection terminal（75）To electromagnet ontology（14）Power supply, normally State lower rotary shaft（72）With binding post（74）Separation is that this control circuit disconnects.

A kind of 9. rail traffic station platform safety door locking device according to claim 8, it is characterised in that：The rotating disk（73） Restricted rotating shaft is set（72）The stopper protrusion of rotation direction, and binding post（74）Positioned at rotating shaft（72）It is inswept when rotating clockwise Path on.

A kind of 10. rail traffic station platform safety door locking device according to claim 8, it is characterised in that：The rotating shaft （72）It is socketed with auxiliary rotating shaft（72）The rotating shaft back-moving spring of reset.