WO2021256682A1 - Appareil de marche de sécurité relié à une porte-écran - Google Patents

Appareil de marche de sécurité relié à une porte-écran Download PDF

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Publication number
WO2021256682A1
WO2021256682A1 PCT/KR2021/004653 KR2021004653W WO2021256682A1 WO 2021256682 A1 WO2021256682 A1 WO 2021256682A1 KR 2021004653 W KR2021004653 W KR 2021004653W WO 2021256682 A1 WO2021256682 A1 WO 2021256682A1
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WO
WIPO (PCT)
Prior art keywords
movable door
interlocking
wheel
screen door
door
Prior art date
Application number
PCT/KR2021/004653
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English (en)
Korean (ko)
Inventor
김서준
Original Assignee
현대무벡스 주식회사
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Filing date
Publication date
Application filed by 현대무벡스 주식회사 filed Critical 현대무벡스 주식회사
Publication of WO2021256682A1 publication Critical patent/WO2021256682A1/fr

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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
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F1/00—Construction of station or like platforms or refuge islands or like islands in traffic areas, e.g. intersection or filling-station islands; Kerbs specially adapted for islands in traffic areas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
    • F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion

Definitions

  • the present invention relates to a screen door interlocking safety footrest device. More specifically, by mechanically interlocking the operation of the scaffold plate protruding and entering from the platform to the opening and closing operation of the screen door, a separate driving unit for operating the scaffold plate is unnecessary, thereby simplifying the structure and providing separate electrical interlocking.
  • the control structure is unnecessary and thus the control method can be simplified, and thus the installation and management are easy, the cost is reduced, and it relates to a screen door interlocking safety scaffolding device that is efficient in terms of energy.
  • a platform of a certain height is installed for passengers to get on and off. installed to have In particular, if the track and platform are designed in a curved shape due to the nature of the station, the distance between the platform and the train becomes wider.
  • Conventional general platform safety scaffolding is configured in such a way that a separate scaffold plate reciprocates in a straight line and protrudes or enters from the platform, or the scaffold plate rotates about a horizontal axis and protrudes or folds from the platform.
  • the protrusion and retraction of the scaffold plate must be accurately performed in conjunction with the entry and exit of the train. If the scaffold plate maintains a protruding state while the train departs from the platform, or if the scaffold plate maintains a protruding state even after the train departs from the platform, the scaffold plate collides with the starting train or collides with a subsequent train In this case, not only the train is damaged, but also the scaffold plate is damaged, and in this process, there are problems such as causing damage to passengers waiting around.
  • this platform safety scaffold operates in conjunction with the entry and exit of the train, a separate driving unit for protruding and retracting the scaffold plate must be provided, and the operating state of the driving unit is linked to the entry and exit status of the train. Since the control is required, not only the structure is complicated, but the interlocking control method is also complicated, so that there are problems such as an enlargement of the facility and an increase in the probability of an error occurring in the control process.
  • screen doors are installed in the platform to protect passengers, and the screen doors also operate in conjunction with the entry and exit status of the train. Therefore, in the platform, in addition to the platform safety scaffold, various devices such as screen doors operate in conjunction with the entry and exit states of the train, so the control method is more complicated and difficult, and problems such as a decrease in efficiency due to the individual driving control method occur.
  • the present invention was invented to solve the problems of the prior art, and an object of the present invention is to operate the scaffold plate by mechanically interlocking the operation of the scaffold plate protruding and entering from the platform to the opening and closing operation of the screen door. It simplifies the structure because there is no need for a separate driving unit for It is to provide a safety scaffolding device.
  • Another object of the present invention is that the scaffold plate moves along a curved rotation path and protrudes and enters from the platform, so that even if a collision occurs with a train in a state in which the scaffold plate protrudes, the scaffold plate is safely retracted into the platform in terms of operation structure, Accordingly, it is to provide a screen door interlocking safety scaffolding device that can prevent damage to the scaffold plate and trains to create a safer boarding and disembarking environment.
  • the present invention is a screen door interlocking safety scaffolding device that protrudes and releases protrusion from a platform in conjunction with the opening and closing operation of the movable door of the screen door in a platform where a screen door is installed.
  • a base frame installed on the platform; an operating arm whose one end is rotatably mounted in the base frame for a predetermined section about a vertical axis of rotation; a foot plate rotatably coupled to the other end of the operating arm to rotate along a curved rotation path in a direction to protrude or retract from the base frame according to the rotation of the operating arm; and interlocking means for mechanically interlocking the movable door and the operating arm so that the operating arm rotates in conjunction with the opening and closing operation of the movable door.
  • the interlocking means may include: an actuating wheel coupled to a rotational shaft of the actuating arm so as to rotate integrally with the actuating arm and having gear teeth formed on an outer circumferential surface thereof; And a gear tooth is formed on one side so as to mesh with the gear tooth of the actuating wheel, and is engaged with the actuating wheel and the gear tooth through the gear tooth, and one side is connected and coupled to the movable door so as to move in a straight line with the movable door. can do.
  • a guide slot is formed on the lower surface of the movable door in a direction parallel to the linear movement direction, and one end of the operation bar is inserted into the guide slot and slides along the guide slot for the movable door. It is arranged to be movable relative to a certain section, and the guide slot is formed by a distance shorter than the linear movement distance of the movable door, so that the movable door and the operation bar can move simultaneously in the last partial section of the linear movement section of the movable door.
  • the two movable doors are provided in one doorway and operate to open and close the doorway by moving simultaneously in a direction closer to or away from each other, and the two operating arms are provided to rotate and rotate at the same time by interlocking each of the two movable doors, , Two interlocking means are provided to interlock each of the operating arms and the movable door, and the two operating arms may rotate at the same time so that the footrest plate can protrude and retract.
  • any one of the two interlocking means is further provided with an idler wheel having gear teeth meshed with the gear teeth of the operation wheel and the operation bar on an outer circumferential surface, and the operation bar and the operation wheel are connected through the idler wheel may be interlocked.
  • the actuating arm and the actuating wheel are arranged to be in frictional contact with each other through a separate friction contact module and rotate simultaneously by the frictional force of the friction contact module so that the footrest plate protrudes and retracts, and the footrest plate protrudes When an external force greater than or equal to the reference value is applied to the scaffold plate in the can be
  • the friction contact module may include: a rotating shaft having a hollow cylindrical shape and being inserted and coupled to the rotation shaft of the operating arm and having a flange portion protruded from an outer circumferential surface so that the operating arm is seated and coupled to an upper surface; a pressing body coupled therethrough to the rotating shaft so as to press down the actuating arm; and an elastic pressing module for pressing the pressing body downward so that the operation arm comes into close contact with the flange portion, wherein the operation arm rotates together with the rotation shaft by frictional force with the flange portion, and the operation wheel is coupled to the lower surface of the flange portion to rotate integrally with the rotation shaft.
  • the present invention is a screen door interlocking safety scaffolding device that protrudes and releases protrusion from the platform in conjunction with the opening and closing operation of the movable door of the screen door in the platform where the screen door is installed, in which an accommodating space is formed therein.
  • a base frame installed on the platform; a footrest plate movably mounted in the inner space of the base frame so as to protrude and retract from the base frame; and interlocking means for mechanically interlocking the movable door and the scaffold plate so that the scaffold plate moves in interlocking motion as the movable door opens and closes.
  • the operation of the scaffold plate protruding and entering from the platform is mechanically linked to the opening and closing operation of the screen door, a separate driving unit for operating the scaffold plate is unnecessary, thereby simplifying the structure and providing separate electrical Since the interlocking control structure is unnecessary, the control method can also be simplified, and thus installation and management are easy, cost is reduced, and there is an efficient effect in terms of energy.
  • the scaffold plate by allowing the scaffold plate to move along a curved rotation path and protrude and enter from the platform, even if a collision occurs with a train while the scaffold plate is protruding, the scaffold plate is safely retracted into the platform in terms of operation structure, and accordingly, the scaffold plate and It has the effect of preventing damage to the train and creating a safer boarding and alighting environment.
  • FIG. 1 is a perspective view schematically showing an installation shape of a screen door interlocking safety scaffold device according to an embodiment of the present invention
  • Figure 2 is a view schematically showing the operating state of the screen door interlocking safety scaffold device according to an embodiment of the present invention
  • FIG. 3 is a partially exploded perspective view schematically showing the configuration of a screen door interlocking safety scaffold device according to an embodiment of the present invention
  • FIG. 4 is an operating state diagram schematically showing the protruding operation state of the screen door interlocking safety scaffold device according to an embodiment of the present invention
  • FIG 5 is an operation state diagram schematically showing the retracting operation state of the screen door interlocking safety scaffold device according to an embodiment of the present invention
  • FIG. 6 is a cross-sectional view for explaining the mutual coupling structure of the operating arm and the operating wheel of the screen door interlocking safety scaffold device according to an embodiment of the present invention.
  • FIG. 1 is a perspective view schematically illustrating an installation shape of a screen door interlocking safety scaffold device according to an embodiment of the present invention
  • FIG. 2 is an operating state of the screen door interlocking safety scaffold device according to an embodiment of the present invention
  • 3 is a partially exploded perspective view schematically showing the configuration of a screen door interlocking safety scaffold device according to an embodiment of the present invention.
  • the safety scaffolding device is a device protrudingly installed on a platform so that the separation between the platform and the train is reduced. It is configured so as to include a base frame 100 , an operating arm 200 , a scaffold plate 300 , and an interlocking means 600 .
  • the base frame 100 is installed in the area of the entrance 23 of the platform 10 as shown in FIGS. 1 and 2 , and the scaffold plate 300 is It operates in such a way that it protrudes or retracts from the base frame 100 to the outside.
  • the platform 10 is provided with a screen door 20, the screen door 20 is a movable door 21 that is movably installed to open and close the area of the entrance 23, and on both sides of the movable door 21 It is fixedly installed and includes a fixed door 22 that prevents entry to the track side.
  • the movable door 21 operates to open the door 23, and after the passenger gets on and off, the movable door 21 before the train departs from the platform 10. ) operates to close the doorway (23).
  • the footrest plate 300 is protruded or drawn in from the base frame 100 in association with the opening and closing operation of the movable door 21 .
  • the scaffold plate 300 in the state in which the movable door 21 is closed, the scaffold plate 300 is maintained in a state drawn into the base frame 100, and in FIG. 2 (b) ), when the movable door 21 is operated to open, the footrest plate 300 protrudes from the base frame 100 toward the train in conjunction therewith.
  • the footrest plate 300 protrudes toward the train in the entrance area, thereby preventing accidents such as falling off when passengers get on and off, and enables safe getting on and off.
  • a driving unit for separately driving the scaffold plate 300 is unnecessary, and thus Accordingly, the structure can be simplified, and the control method is also simplified because there is no need for a separate electrical interlocking control structure, so that installation and management are easy, manufacturing and management costs are reduced, and energy efficiency is also advantageous.
  • the base frame 100 is installed on the platform 10 in a form in which an accommodation space is formed therein, and one side facing the train is opened. As shown in FIG. 2 , the base frame 100 has a lower base 101 with an open top and one side fixed to the platform, and a separate upper base 102 is coupled to the upper surface of the lower base 101 . It can be formed in the form The upper base 102 is detachably coupled to the upper surface of the lower base 101 in a state in which a plurality of parts are disposed in the inner space of the lower base 101 . The upper base 102 is a part exposed to the platform and is a part that passengers step on, and an anti-skid pad 110 for preventing slip may be coupled to an end portion facing the train.
  • the actuating arm 200 has a flat plate shape and one end is mounted to be rotatably rotatable in a predetermined section about the vertical rotation shaft 201 inside the base frame 100 .
  • a plurality of the operating arms 200 may be mounted to be spaced apart from each other in the longitudinal direction inside the base frame 100 .
  • two may be mounted so as to be respectively positioned at both ends in the longitudinal direction of the base frame 100 , and by having these two operating arms 200 , the footrest plate 300 is can be supported stably.
  • two movable doors 21 are provided for one entrance 23 among the entrances and exits 23 of the platform and move in a direction close to or away from each other, the two movable doors 21 are operated in conjunction with each other.
  • Two arms 200 may also be provided.
  • the scaffold plate 300 has a flat plate shape elongated in one direction, and one end in the width direction is rotatably coupled to the other end of the operating arm 200 , and protrudes or retracts from the base frame 100 according to the rotation of the operating arm 200 . It rotates along a curved rotation path in the direction of At this time, the scaffold plate 300 is coupled to the two operating arms 200 to be supported more stably.
  • the interlocking means 600 mechanically interlocks the movable door 21 and the operating arm 200 so that the operating arm 200 interlocks and rotates as the movable door 21 opens and closes. More specifically, the interlocking means 600 causes the operating arm 200 to rotate in the direction in which the footrest plate 300 protrudes when the movable door 21 operates to open, and when the movable door 21 operates to close, The actuating arm 200 rotates in the direction in which the footrest plate 300 is retracted.
  • the interlocking means 600 is configured to link the movable door 21 and the operating arm 200 using various mechanical elements.
  • the operating wheel 610 and the operating bar ( 620) is included.
  • the actuating wheel 610 is coupled to the rotating shaft 201 of the actuating arm 200 so as to rotate integrally with the actuating arm 200 in a disk shape, and gear teeth are formed on the outer circumferential surface.
  • the actuating bar 620 has a gear tooth formed on one side so as to mesh with the gear teeth of the actuating wheel 610 in the form of a rectangular pole formed long in one direction, and is engaged with the actuating wheel 610 through the gear teeth, and the movable door ( 21) and one side is coupled to the movable door 21 so as to move in a straight line.
  • a coupling portion 621 having a shape that protrudes upward to be coupled to the movable door 21 may be formed.
  • the operating arm 200 includes the two movable doors 21 .
  • the two movable doors 21 may be provided with two interlocking means to rotate at the same time, and two interlocking means 600 may be provided to interlock each operating arm 200 and the movable door 21 . Accordingly, when the movable door 21 is opened and closed, the two operating arms 200 are rotated at the same time by the respective interlocking means 600 so that the footrest plate 300 can protrude and retract.
  • the moving directions of the two movable doors 21 are opposite to each other (directions approaching or moving away from each other), and in order to protrude and retract the foot plate 300 , the two actuating arms 200 rotate simultaneously in the same direction. Therefore, in any one of the two interlocking means 600 , as shown in FIG. 3 , the gear teeth meshed with the gear teeth of the operation wheel 610 and the operation bar 620 are formed on the outer peripheral surface of the idler wheel 630 . ) may be further provided. When the idler wheel 630 is further provided, the operation bar 620 and the operation wheel 610 are engaged with each other through the idler wheel 630 .
  • one interlocking means 600 is configured such that the operation bar 620 and the operation wheel 610 are directly engaged through gear teeth, and the other interlocking means 600 is the operation bar 620 and the operation wheel. 610 is configured to engage and engage the idler wheel 630 as an intermediate medium, so that even if the operation bar 620 of each interlocking means 600 moves in opposite directions together with each movable door 21, two operation Arm 200 rotates in the same direction at the same time.
  • the scaffold plate 300 is On the contrary, when the movable door 21 is closed before the train departs from the platform, the operating arm 200 is rotated in the opposite direction by the interlocking means 600 and the foot plate 300 is retracted.
  • the footrest plate 300 rotates along a curved rotation path, It protrudes forward from the base frame 100 .
  • the footrest plate 300 rotates along the curved rotation path, and the base It is introduced into the base frame 100 from the front of the frame 100 .
  • the scaffold plate 300 is stably protruded and retracted while maintaining a horizontal state by the two operating arms 200 .
  • the gap between the platform 10 and the train is reduced. do.
  • the scaffold plate 300 is supported by the two operating arms 200 in a protruding state, a stable support structure is maintained even if a load by the passenger acts on the scaffold plate 300 when the passenger gets on and off.
  • the scaffold plate 300 protrudes in such a way that it rotates along a curved rotation path by the rotation of the operating arm 200 in this way, so that the scaffold plate 300 is
  • the footrest plate 300 rotates and moves in the opposite direction together with the operating arm 200 and can be retracted, thereby preventing a safety accident due to a collision with the train .
  • the footrest plate 300 responds to the external force generated during the collision process Since it is rotated and moved again by the base frame 100 and is introduced into the interior of the base frame 100, secondary safety accidents such as damage to the scaffold plate 300 or damage to the electric vehicle can be prevented.
  • the scaffold plate 300 when an external force greater than or equal to the reference value is applied to the scaffold plate 300 in a state in which the scaffold plate 300 protrudes, the scaffold plate 300 according to an embodiment of the present invention is forced to rotate in the incoming direction. In this case, only the scaffold plate 300 is simply rotated without the reverse movement or damage of the movable door 21 connected by the interlocking means 600 . For this, a separate friction contact module 700 is provided.
  • the actuating arm 200 and the actuating wheel 610 are arranged to be in friction contact with each other through the friction contact module 700 and are configured to rotate simultaneously by the friction force between them by the friction contact module 700 . Accordingly, when the moving force of the movable door 21 is transmitted to the operation wheel 610 through the operation bar 620 , the operation wheel 610 and the operation arm 200 rotate at the same time by a mutual friction force to thereby rotate the footrest plate 300 is protruded or retracted, and when an external force greater than a reference value is applied to the scaffold plate 300 in a state in which the scaffold plate 300 is protruded, the operating wheel 610 is an operating bar 620 coupled to the movable door 21 . ), the actuating arm 200 rotates against the frictional force with the actuating wheel 610 in a state of being rotationally constrained and the foot plate 300 is retracted.
  • the operation wheel 610 is rotated, and the operation arm 200 is connected to the friction contact module 700 . It is rotated about the rotation shaft 201 together with the operation wheel 610 by the frictional force with the operation wheel 610 generated by this.
  • the footrest plate 300 rotates along a curved rotation path and protrudes or retracts from the base frame 100 .
  • an external rotational force for example, a rotational force caused by a collision with a train
  • the operating arm 200 is rotated against the frictional force with the operation wheel 610, and the foot plate 300 is drawn in.
  • the scaffold plate 300 is stably drawn into the base frame 100 without damage or interference of other components. Therefore, even if the scaffold plate 300 collides with the electric vehicle, it is stably retracted to prevent a secondary safety accident, and in this process, damage to the movable door 21 is also prevented, thereby maintaining a more stable operating structure.
  • the scaffold plate 300 is supported by the operating arm 200 as described above in a protruding state. Since it may occur, a separate cover plate 330 may be coupled to the scaffold plate 300 to prevent such sagging deformation and to reinforce the strength of the scaffold plate 300 .
  • the cover plate 330 is disposed on the lower surface of the protruding end of the scaffold plate 300 to be elongated along the traveling direction of the railroad car, and in a state in which the scaffold plate 300 is drawn into the base frame 100, the base frame ( 100) may be formed to close at least a partial area of the open surface.
  • an obstacle detection sensor 310 capable of detecting an obstacle may be mounted at the protruding end of the scaffold plate 300 .
  • the obstacle detection sensor 310 may be a pressure sensor, etc., and when a passenger's foot falls off or other foreign material exists between the platform and the train, it detects this and controls the operation to stop the protruding operation state of the footrest plate 300 . can be
  • FIG. 4 is an operating state diagram schematically illustrating the protruding operation state of the screen door interlocking safety scaffold device according to an embodiment of the present invention
  • FIG. 5 is a screen door interlocking safety scaffold device according to an embodiment of the present invention. It is an operation state diagram schematically showing the retracting operation state.
  • a guide slot 24 is formed on the lower end surface of the movable door 21 in a direction parallel to the linear movement direction, and a coupling portion 621 formed at one end of the operation bar 620 is inserted into the guide slot 24 . It is arranged to be movable relative to the movable door 21 in a certain section in such a way that it slides along the guide slot 24 .
  • the guide slot 24 is formed by a distance shorter than the linear movement distance of the movable door 21, and the operation bar 620 in the last partial section (T2, T4) of the linear movement section (T) of the movable door 21. of the coupling portion 621 is engaged with the end of the guide slot 24 so that the movable door 21 and the operation bar 620 move at the same time.
  • the movable door 21 moves in both left and right directions in a closed state to open the doorway 23 as shown in FIG.
  • the operation bar 620 is the guide slot of the movable door 21 . Since the relative movement within 24 is performed, only the movable door 21 moves during the movement of this section T1 , but the operation bar 620 does not move and maintains a stopped state. Thereafter, in the last moving section T2 moving from (b) to (c) of FIG.
  • the coupling portion 621 of the operation bar 620 is engaged with the end of the guide slot 24 and the movable door 21 and The operation bar 620 is moved at the same time.
  • the operation bar 620 moves, the operation wheel 610 rotates, and at the same time, the operation arm 200 rotates so that the foot plate 300 protrudes.
  • the scaffold plate 300 is maintained in the retracted state in the initial movement section T1 of the movable door 21, and then moves to protrude in the last movement section T2.
  • the operation bar 620 moves in the last movement section T4 of the movable door 21 in the same manner as in FIG. 4 . That is, in the section T3 moving from (a) to (b) of FIG. 5 of the entire moving section T of the movable door 21 , the operation bar 620 is the guide slot 24 of the movable door 21 . Since the relative movement within the section T3, only the movable door 21 moves, but the operation bar 620 does not move and maintains a stationary state. Thereafter, in the last moving section T4 moving from (b) to (c) of FIG.
  • the coupling portion 621 of the operation bar 620 is engaged with the end of the guide slot 24 and the movable door 21 and The operation bar 620 is moved at the same time.
  • the operation bar 620 moves, the operation wheel 610 rotates, and the operation arm 200 rotates at the same time to cause the foot plate 300 to retract.
  • the scaffold plate 300 is maintained in a protruding state in the initial movement section T3 of the movable door 21 and moves in and out in the last movement section T4 .
  • the scaffold plate 300 can maintain the protruding state until the last boarding and disembarking time of passengers in the process of getting on and off. safety can be enhanced.
  • a separate spacer (not shown) is configured to be detachably attached to the side of the coupling part 621 of the operation bar 620, and the coupling part 621 of the operation bar 620 and the movable door 21 through the spacer attachment and detachment. It is possible to fine-tune the engagement position between the guide slots 24, and through this, it is possible to conveniently fine-tune the operating time of the scaffold plate 300.
  • FIG. 6 is a cross-sectional view for explaining the mutual coupling structure of the operating arm and the operating wheel of the screen door interlocking safety scaffold device according to an embodiment of the present invention.
  • the friction contact module 700 is coupled to the rotation shaft 201 of the operation arm 200 and is configured so that the operation arm 200 and the operation wheel 610 are in frictional contact with each other.
  • the rotation shaft of the operation arm 200 has a hollow cylindrical shape.
  • a rotary shaft 710 that is inserted and coupled to 201 and has a flange portion 711 protruding from the outer circumferential surface so that the operating arm 200 is seated and coupled to the upper surface, and a rotary shaft 710 to press the operating arm 200 downward ( It is configured to include a pressing body 720 that is coupled through the 710 , and an elastic pressing module 740 that elastically presses the pressing body 720 downward so that the operating arm 200 is in close contact with the flange portion 711 .
  • the operation arm 200 rotates together with the rotation shaft 710 by frictional force with the flange portion 711 , and the operation wheel 610 is coupled to the lower surface of the flange portion 711 through a coupling bolt S1 to the rotation shaft It is configured to rotate integrally with 710 .
  • friction pads 730 are respectively mounted on the upper surface of the flange portion 711 and the lower surface of the pressing body 720 so as to be in frictional contact with the operating arm 200 .
  • the elastic pressing module 740 for downwardly pressing the pressing body 720 is formed to adjust the elastic pressing force on the pressing body 720 .
  • the elastic member 741 may be formed in the form of a coil spring or a plate spring.
  • the scaffold plate 300 is coupled to the actuating arm 200 and moves along the rotation curve path to protrude and retract, but the scaffold plate 300 is the actuating arm ( 200) and other mechanical elements, for example, may be configured to protrude and retract in a straight or curved manner through a link or guide rail, etc.
  • the scaffold plate 300 is Mechanically linked to the movable door 21 may be configured to protrude and retract according to the opening and closing operation of the movable door 21 .
  • These configurations may be configured in various forms through the interlocking means 600 of various types such that the protruding and retracting operations of the footrest plate 300 are mechanically interlocked with the opening and closing operations of the movable door 21 .

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Platform Screen Doors And Railroad Systems (AREA)

Abstract

La présente invention se rapporte à un appareil de marche de sécurité relié à une porte-écran. Le fonctionnement d'une plaque de marche qui est étendue depuis une plate-forme, et rentrée dans celle-ci, est autorisé à fonctionner mécaniquement en liaison avec des opérations d'ouverture/de fermeture de la porte-écran et, ainsi, une unité d'entraînement supplémentaire pour faire fonctionner la plaque de marche n'est pas nécessaire, ce qui permet de simplifier la structure de celle-ci. De plus, une structure de commande de liaison électrique supplémentaire n'est pas nécessaire, ce qui permet de simplifier un procédé de commande. Par conséquent, l'appareil de marche de sécurité relié à la porte-écran peut être facilement installé et géré à faibles coûts et est efficace dans l'aspect de l'économie d'énergie.
PCT/KR2021/004653 2020-06-19 2021-04-13 Appareil de marche de sécurité relié à une porte-écran WO2021256682A1 (fr)

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KR1020200074960A KR102349019B1 (ko) 2020-06-19 2020-06-19 스크린 도어 연동형 안전 발판 장치
KR10-2020-0074960 2020-06-19

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KR102501194B1 (ko) * 2022-08-23 2023-02-17 김인춘 스크린도어와 연동되어 작동할 수 있는 지하철 승강장용 입식 발빠짐방치패드

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KR100918674B1 (ko) * 2008-09-08 2009-09-22 이갑규 지하철 승강장의 안전발판
JP2015020489A (ja) * 2013-07-17 2015-02-02 日産自動車株式会社 車両用ステップ装置
US20180170401A1 (en) * 2016-12-19 2018-06-21 Faiveley Transport Tours Platform Screen Door with Built-In Raised Sill
KR20180136297A (ko) * 2017-06-14 2018-12-24 단국대학교 산학협력단 전동차용 안전 발판장치

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