JP4167481B2 - Platform door equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
  The present invention relates to a platform door device provided on a station platform such as a railway, a monorail, or a new transportation system for the purpose of ensuring passenger safety.
[0002]
[Prior art]
  Conventionally, as a platform door device, one that opens and closes a home door in a bellows type (for example, see Patent Document 1) and one that opens and closes in a sliding door type (for example, see Patent Document 2) is known.
[0003]
  As shown in FIG. 10 (FIG. 10 (a) is a plan view showing the door closed state, and FIG. 10 (b) is a front view showing the door open state), the former platform door device has an even number of door plates 50-53. Are connected via a link 54 and a pantograph mechanism 55 so that the platform door 56 can be folded. One end 56a of the home door 56 in the opening and closing direction is fixed to a storage portion 58 that stores the pantograph mechanism 55 and the drive mechanism 57, and the other end 56b is extended and contracted.
[0004]
  The drive mechanism 57 includes a double-axis motor 57a, ball screws 57d and 57c arranged above and below the double-axis motor 57a, and nuts 57d and 57e screwed to the ball screws 57, and the double-axis motor 57a. The door plates 50 to 53 are opened and closed by controlling the rotation in the forward and reverse directions.
[0005]
  In the closing operation, the pantograph mechanism 55 is extended to extend the door plates 50 to 53, and in the opening operation, the pantograph mechanism 55 is reduced to fold the door plates 50 to 53 into bellows.
[0006]
  On the other hand, as shown in FIG. 11 (FIG. 11 (a) is a front view of the door device, and FIG. 11 (b) is a side sectional view), the latter platform door device is provided with columns 60 upright at predetermined intervals. And the platform door 61 is arrange | positioned between each pillar.
[0007]
  In the platform door 61, a fixed platform screen 61a and a movable platform door 61b are configured as a sliding door, and when getting on and off, the platform door 61b moves to the platform screen 61a side and retreats so as to overlap the platform screen 61a. To do. In addition, 62 is a duck beam and 63 is a floor structure which comprises the platform.
[0008]
  Thus, both the platform door devices described above are based on the premise that the position of the train entrance / exit does not change, and are configured to open and close the platform door with the storage portion 58 or the pillar 60 installed on the platform as a fixed end. Has been. Therefore, when the train organization is changed or a vehicle having a different train entry / exit door position is introduced, the train entry / exit door and the platform door are displaced from each other, and there is a problem that the platform door device does not function.
[0009]
  Therefore, there has been proposed a platform door opening / closing device that can open and close the platform door in accordance with the position of the passenger door even if the position of the passenger door is changed (see, for example, Patent Document 3).
[0010]
  In this platform door opening and closing device, as shown in FIG. 12, an outer slot 71 and an inner slot 72 are arranged in parallel at the home end of the platform 70, and the outer door 73 extends along the outer slot 71. The inner doors 74 are each moved by a linear motor.
[0011]
  The outer door 73 and the inner door 74 are alternately arranged so as to slightly overlap each other. When the train enters, both the doors 73 and 74 are moved individually so that the outer door 73 and the inner door 74 are not separated from each other. The train entrance / exit door is associated with the platform door entrance / exit. In the figure, 75 is a train, 75a is a train entrance door, and 76 is a track.
[0012]
[Patent Document 1]
          JP 2002-145047 A (page (2), FIG. 1 and FIG. 3)
[Patent Document 2]
          Japanese Utility Model Publication No. 6-1417 (pages (9)-(10), Fig. 1)
[Patent Document 3]
          Japanese Patent Laid-Open No. 11-291897 (page (3), FIG. 1)
[0013]
[Problems to be solved by the invention]
  However, although the thing of the above-mentioned patent document 3 can move the outer door 73 and the inner door 74 to arbitrary positions along a home end, every time a train enters, a plurality of outer doors 73 and inner doors. 74 must be individually controlled. In other words, in order to make the platform doorway 75a correspond to the train doorway 75a, it is calculated individually which outer door 73 and inner door 74 must be moved in which direction and how far. There is a problem that the configuration is complicated and the cost is high.
[0014]
  The present invention has been made in consideration of the problems in the conventional platform door device as described above, and provides a platform door entrance for a plurality of types of vehicles having different positions of train entrance doors with a simple configuration and low cost. Provided is a platform door device that can be adapted.
[0015]
[Means for Solving the Problems]
  The present invention relates to a platform door that is arranged along a track-side edge of a platform and partitions the track and the platform, a door opening / closing device that opens and closes the platform door, a lock device that locks the closed platform door, and a door Control means for controlling the opening and closing device and the locking device, the platform door is composed of a panel row in which a number of door panels are arranged in a row and can be individually opened and closed for each door panel, the control means is a train entrance door The door panel that does not correspond is kept locked, and the door panel that corresponds to the train entry / exit door is controlled so that the lock is released when the train enters the line, and the door is opened and closed so that only the unlocked door panel is opened. Control equipmentThe door panel is composed of a plurality of panel plates that are folded in a bellows shape.This is a platform door device.
[0016]
  The present invention also includes a platform door that is arranged along the track side edge of the platform and partitions the track and the platform, a door opening and closing device that opens and closes the platform door, a lock device that locks the closed platform door, Control means for controlling the door opening and closing device and the locking device, the platform door is constituted by a panel row that can arrange a number of door panels in a row and can be individually opened and closed for each door panel, the control means, The door panel that does not correspond to the train entrance door is kept locked, and the door panel that corresponds to the train entrance door controls the lock device to release the lock when the train enters the line, and the door panel is unlocked. Control the door opening and closing device to open only, the door panel is Is configured to rotate about a vertical axis provided in the direction center, the vertical axis is a platform door apparatus characterized by being configured to be able to move the door panel column direction.
[0017]
  According to the present invention, since it is configured to be able to individually open and close any of the door panels constituting the platform door, the control means locks only the door panel corresponding to the entry / exit door of the train that has entered the line. It can be opened and closed.
[0018]
  In the present invention, when the door panel is opened, the door panel is configured to be displaced in an arrangement substantially parallel to the boarding / alighting direction. Therefore, even if the door panel is arranged in a row, the door panel can be moved in the row direction. it can.
[0019]
  In the present invention, if the door opening and closing device is configured to double-open the door panel corresponding to the train entry / exit door, each door panel opened to both sides forms a partition wall on both sides of the platform entry / exit passage in a state of protruding to the train side. Therefore, passengers can be guided to trains or platforms.
[0020]
  The door panel is composed of a panel plate that is folded into a bellows shape.In the present invention, if the locking device is disposed at both ends in the width direction of the door panel so that one of them can be locked and the other can be unlocked, the opening direction can be changed, Even if the position is changed, it is possible to respond flexibly.
[0021]
  In the present invention, if a detection means for detecting an obstacle is provided at the tip of the door panel protruding to the train side, the obstacle between the platform door and the train is detected while the detection means also moves as the door panel closes. Therefore, passengers can be prevented from being left behind between the platform door and the train..
[0022]
DETAILED DESCRIPTION OF THE INVENTION
  Hereinafter, the present invention will be described in detail based on the embodiments shown in the drawings.
[0023]
  FIG. 1 is a front view schematically showing an overall configuration of a platform door device (hereinafter simply referred to as a platform door device) of the present invention.
[0024]
  In this figure, support columns 2 and 2 are erected on the track side edge of the platform 1, and a storage case 3 storing a door opening / closing drive device (described later) is installed on the support columns 2 and 2. Is provided with a door rail 4.
[0025]
  A large number of door panels 5 are suspended in a row on the door rail 4, and as a whole, a platform door PD that partitions the track and the platform into a screen shape is configured.
[0026]
  In the present embodiment, eight door panels 5 are configured to simplify the description, but the number of door panels 5 is actually determined according to the train composition or the like.
[0027]
  The door panel 5 is composed of two panel plates 5a and 5b. The door panel 5 is arranged in a substantially flat state when the door is closed, and is folded in the width direction around the vertical line A when the door panel 5 is opened. It is displaced to a posture that is substantially parallel to the direction (thickness direction on the paper). The substantially flat means that the panel plate 5a or 5b is pulled in the panel row direction so that the two panel plates 5a and 5b can be folded so that the axis of the fold line A and the panel plate 5a, It means a state in which the shaft centers of the respective ends in the width direction 5b are not connected in a straight line but are connected with a slight inclination.
[0028]
  Each door panel 5 is configured to be able to open in either the right side (arrow B direction) or the left side (arrow C direction). When opening to the right side, the door panel 5 is folded by connecting the first bar 6 disposed on the top of the platform door PD and the left end 5c of the panel plate 5a, and when opening to the left side, The door panel 5 is folded by connecting the second bar 7 arranged in parallel to the back side of the first bar 6 and the right end 5d of the panel plate 5b.
[0029]
  The door hanger 11 erected from the left end portion 5c and the right end portion 5d is provided with a lock device 8 (described later) to fix the door panel 5 in a closed state. When connecting with the bar 6 or the second bar 7, the lock is released.
[0030]
  A leg portion 6a is suspended from the first bar 6 for each door panel, and a connecting device 8 provided on the door panel 5 side is engaged with the leg portion 6a.
[0031]
  A leg portion 7a is also suspended from the second bar 7 for each door panel, and a connecting device 8 provided on the side of the door panel 5 is engaged with the leg portion 7a.
[0032]
  FIG. 2 is an enlarged view of the suspension structure of the door panel 5 and the configuration of the coupling device 8, (a) is a rear view seen from the track side, (b) is a side sectional view showing a locked state, (C) is side sectional drawing which shows the connection state at the time of door opening and closing. In the following description, the same components as those in FIG. 1 are denoted by the same reference numerals and description thereof is omitted.
[0033]
  2A and 2B, the door panel 5 is suspended from two door rails 4 and 4 disposed above the home end.
[0034]
  Specifically, the door panel 5 is suspended through a door hanger 11 having a pair of door wheels 10 and 10 that roll on the door rails 4 and 4.
[0035]
  The door hanger 11 is formed with a door connecting portion 11a bent in an L shape at the lower portion thereof. The door connecting portion 11a is connected to the upper right side of the panel plate 5b via a connecting pin 12 mounted in the vertical direction. 5e. Thereby, the panel plate 5b can be rotated about the connecting pin 12 as a rotation axis. In addition, 5f is a notch part notched so that it may not buffer with the door connection part 11a when the panel plate 5b is folded.
[0036]
  A wheel 5g that rotates about the vertical axis is attached to the lower part of the panel plate 5b downward, and the wheel 5g is guided by a concave groove 1a formed along the home end.
[0037]
  The hanger 11 is provided with an electromagnetic coil 13, and when the electromagnetic coil 13 is excited by energization, the elevating pin 14 that moves up and down is raised and engaged with the engagement hole 7 b of the second connection bar 7. It has become so.
[0038]
  The electromagnetic coil 13 functions as the connecting device 8 when the elevating pin 14 is engaged with the engaging hole 7b (see FIG. 2C), and when the elevating pin 14 is engaged with the lock hole 4a (drawing). 2 (b)) It functions as a locking device. The lock hole 4a is formed in one of the support plates 4b and 4c supporting the door rails 4 and 4.
[0039]
  A flange portion 14a is fixed to the lower portion of the elevating pin 14, and a compression coil spring 15 is interposed between the electromagnetic coil 13 and the flange portion 14a. Therefore, when the electromagnetic coil 13 is not excited, the elevating pin 14 is lowered by the urging force of the compression coil spring 15 and is engaged with the lock hole 4a. In addition, 11b is a stopper which restrict | limits the descent | fall limit of the raising / lowering pin 14 by contact | abutting with the flange part 14a.
[0040]
  In addition, 16a is a wheel extended in the horizontal direction from the side surface of the second bar 7, and 16b is a wheel extended in the horizontal direction from the side surface of the first bar 6. These wheels 16 a and 16 b support the second bar 7 and the first bar 6, and roll on guide rails 3 a and 3 b provided on the upper part of the storage case 3. Further, the wheels 16c, 16d, and 16e that rotate around the vertical axis are prevented from swinging in the front-rear direction when the first bar 6 and the second bar 7 move in the left-right direction, so that the straightness is maintained. ing.
[0041]
  The panel plate 5a is basically provided with the hanger 11 and the connecting device 8 having the same configuration as described above, but is arranged symmetrically about the vertical line A (see FIG. 1).
[0042]
  Further, the first bar 6 and the second bar 7 are arranged to face each other in the front-rear direction, a nut portion 17 is provided at the right end portion of the first bar 6, and a left end portion of the second bar 7 is provided. Is provided with a nut portion 18. As shown in FIG. 1, the nut portion 17 is screwed with a ball screw 19 disposed on the right side of the platform door row, and this ball screw 19 is connected to a first electric motor with a speed reducer via a universal joint 20 (not shown). It is connected to 21 output shafts.
[0043]
  Each component up to the first bar 6 that moves by receiving the driving force of the first electric motor 21 functions as a door opening and closing device.
[0044]
  On the other hand, the nut portion 18 is screwed with a ball screw 23 disposed on the left side of the platform door row, and this ball screw 23 is connected to an output shaft of a second electric motor 25 with a speed reducer via a universal joint 24. ing.
[0045]
  The first and second electric motors 21 and 25 are controlled by a controller 27 as control means. The controller 27 specifies a door position signal output from a position sensor for detecting the position of each door panel 5 and a train entry / exit door position. Train-related information to give
[0046]
  Next, the opening / closing operation | movement of the platform door apparatus which has the said structure is demonstrated.
[0047]
  When a train enters the platform, the train type detector (not shown) installed on the track detects the train-related information including the number of trains on the train, the position of the entrance / exit on each vehicle, and the width of the entrance / exit. In addition, the train stop position information is detected by a train stop position detector (not shown). The detected information is given to the controller 27.
[0048]
  In addition, the said train relevant information is memorize | stored beforehand about the various trains in the memory | storage part of the control apparatus installed in the plate platform side, a station member confirms the train which enters, and selects the train relevant information, Also good.
[0049]
  Next, the controller 27 specifies the platform door corresponding to the train entry / exit door based on the train related information.
[0050]
  For example, when the door panels 5 and 5 of No. 2 and No. 3 correspond to the train entry / exit doors, the controller 27 moves the panel plate 5b of the door panel 5 of No. 2 in the direction of arrow C while folding the panel plate 5b. The door panel 5 is moved in the direction of arrow B while folding the panel plate 5a, whereby both door panels 5 and 5 are opened.
[0051]
  At this time, for the No. 2 door panel 5, the lifting pin 14 is lifted by exciting the electromagnetic coil 13 of the connecting device 8 provided on the upper right side of the panel plate 5b, so that the locking hole 4a of the rail 4 is connected. While disengaging the engagement, it engages with the engagement hole 7b of the leg 7a and connects to the second bar 7.
[0052]
  Next, the second electric motor 25 is driven to rotate the ball screw 23, and the second bar 7 is moved in the left direction. Since the leg portion 7a of the second bar 7 is connected to the panel plate 5b as described above, the panel plate 5b moves to the left while being folded as the second bar 7 moves.
[0053]
  On the other hand, for the door panel 5 of No. 3, the elevating pin 14 is raised by exciting the electromagnetic coil 13 of the coupling device 8 provided on the upper left side of the panel plate 5a, and the rail 4 is engaged with the lock hole 4a. Is engaged with the engagement hole of the leg 6a. Next, the first electric motor 21 is driven to rotate the ball screw 19 to move the first bar 6 in the right direction. At this time, since the leg portion 6a of the first bar 6 is connected to the panel plate 5a, the panel plate 5a moves rightward while being folded.
[0054]
  The door panel 5 that does not correspond to the train entry / exit door is not subject to control, and the electromagnetic coil 13 of the coupling device 8 is not excited, so that the lift pin 14 is engaged with the engagement hole 4a of the support plate 4c. Maintained.
[0055]
  FIG. 3 shows the opening and closing operation of the door panel 5 in the whole panel row, where (a) shows a state in which the door panel 5 is closed, and (b) shows No. 2 corresponding to the entrance / exit door T1 of the train T. No. 3 and No. 3 door panel 5 and No. 6 and No. 7 door panels 5 corresponding to the entry / exit door T2 are opened. Reference numeral 1b denotes a home end.
[0056]
  The opening operation of the No. 2 and No. 3 door panels 5 will be described as a representative. The door panel 5 is opened by displacing the door panel 5 in an arrangement substantially parallel to the getting-on / off direction. The length is substantially the same as the distance S from the end 1b. Thereby, partition walls Wa and Wb can be formed on both sides of the boarding / alighting passage connecting the train boarding / alighting door and the boarding / alighting port PO of the platform door PD.
[0057]
  By forming the partition walls Wa and Wb, the passenger can get on and off safely and smoothly while being guided by the partition walls Wa and Wb.
[0058]
  FIG. 4 shows a passenger left detection sensor (hereinafter abbreviated as a detection sensor) 28 as a detecting means for detecting an obstacle at a bent portion of the door panel 5 that protrudes toward the train side when opening and closing. (A) shows the sensor position when the door is closed, and (b) shows the sensor position when the door is open.
[0059]
  As shown in both drawings, when the door is closed, the pair of detection sensors 28 and 28 each including a light emitting element and a light receiving element are located in the vicinity of the outside (line side) of the door panel 5 aligned in a row.
[0060]
  When the train enters and the door panel 5 is opened, the detection sensors 28 and 28 move toward the train side (in the direction of arrows E and F) and move to the platform end 1b as the door panel 5 is bent. To do.
[0061]
  When the door panel 5 is closed, it moves in the opposite direction and returns from the home end 1b to the position of the home door row. During this time, the detection sensors 28 and 28 continuously detect the obstacle, and can detect the obstacle in a range G indicated by hatching in the drawing.
[0062]
  Thus, since the detection sensors 28 and 28 can detect the full width of the gap between the door panel 5 and the home end 1b, even if a passenger is left outside the door panel 5 (track side) Passenger left behind can be reliably detected.
[0063]
  In addition, when the leftover of a passenger is detected, the controller 27 stops the closing operation of the door panel 5, or opens it. When the passenger retreats to the platform 1 and the detection signals from the detection sensors 28 and 28 are not output, the controller 27 resumes the closing operation of the door panel 5.
[0064]
  FIG. 5 shows a case where the door opening / closing pattern other than the above is opened and closed at three locations, where (a) shows a state where the door panel 5 is closed, and (b) shows No. 1 corresponding to the train entry / exit door T3. No.2 and No.2 door panel 5, No.4 and No.5 door panel 5 corresponding to entrance / exit door T4, and No.7 and No.8 door panel 5 corresponding to entrance / exit door T5 are shown. Yes.
[0065]
  FIG. 6 shows a modification of the door panel 5, which is configured by a quadruple door instead of the double door.
[0066]
  The door panel 5 shown in the figure is composed of four door panels 5a, 5b, 5a 'and 5b'. For example, the door panels No. 1 and No. 2 corresponding to the entry / exit door T3 will be described as a representative. A door panel 5 comprising 5a, 5b, 5a ', 5b' is folded in a bellows shape. If the width dimension of one door panel is thus shortened, the distance S ′ between the platform door PD and the home end 1b can be shortened compared to the case of the double-folded door panel 5 (see S in FIG. 5). Thus, the effective area of the platform can be increased.
[0067]
  FIG. 7 shows a second embodiment of the present invention. The difference from the configuration of FIG. 1 is that a linear motor is used for the door opening and closing device.
[0068]
  Each door panel 30 arranged in a row in FIG. 7 is composed of two panel plates 30a and 30b that are folded around a vertical line A '. When the door panel 30 is closed, the door panels 30 are substantially flat as shown in the figure. When the door panel 30 is opened, the door panel 30 is folded in the width direction around the vertical line A ′, and is displaced substantially parallel to the direction of getting on and off (the thickness direction of the paper).
[0069]
  The door panel 30 is driven using a linear motor as a drive source, and FIG. 8 is an enlarged view of the configuration of the opening / closing drive device.
[0070]
  In the figure, a door panel 30 is suspended from a door rail 33 via door hangers 31 and 32 provided at upper portions at both ends in the width direction. 33a is a door wheel provided on the door hangers 31 and 32 and rolling on the door rail 33.
[0071]
  The door rail 33 is suspended from a drive plate 35 installed above the home end along the home end, and a large number of stator coils 34 are attached to the drive plate 35 in a row.
[0072]
  A cylindrical movable frame 36 is provided so as to surround the stator coil 34 and the drive plate 35, and the upper portion of the door hanger 31 is connected to the movable frame 36. Reference numeral 37 denotes a mover magnet fixed to the inner surface of the movable frame 36 in parallel with the stator coil 34.
[0073]
  An encoder 38 for detecting the position of the door panel 30 is provided on the inner surface of the movable frame 36, and a slit sensor 39 is provided on the drive plate 35. By counting the slit sensor 39 with the encoder 38, the position of the movable frame 36, that is, the position of the door panel 30a (or 30b) is detected.
[0074]
  Each stator coil 34 is driven by a servo amplifier provided for each stator coil 34. Each servo amplifier controls the excitation current to each stator 34 based on a torque command from the controller, and each door panel. The speed and position when opening and closing 30 are controlled.
[0075]
  As described above, the stator coils 34 are provided according to the strokes of the door panels 30, and the specific synchronous coils 34 are excited to sequentially generate the thrust of the linear synchronous motor in the same direction. The arbitrary door panel 30 can be individually controlled to open and close based on a command from the controller.
[0076]
  Also in this configuration, the door panel 30 can perform the same opening / closing operation as the opening / closing operation of the door panel 5 shown in FIG. When the door panel 30 is opened, the partition walls Wa and Wb can be formed on both sides of the entrance / exit passage so as to connect the train entrance / exit door and the platform door entrance / exit, so that passengers can get on and off safely. become able to.
[0077]
  As described above, in the case where a linear motor is used for the door opening / closing device, the door panel 40 can be moved beyond its width, so that it can be more flexibly adapted to different types of vehicles. Become. Further, if the number of door panels 40 to be opened is changed, it is possible to cope with a case where a vehicle with a different width dimension of the passenger door enters.
[0078]
  FIG. 9 shows a modification of the door panel folding method, in which (a) shows a state where the door panel row is closed, (b) shows a state where two portions of the door panel row are opened, and (c) shows a state where the door panel row is opened. The three places are shown open.
[0079]
  In the present embodiment, each door panel 40 is configured to rotate and open individually.
[0080]
  In FIG. 9, at the center in the width direction of each door panel 40, a rotation shaft 40a is provided in the vertical direction, and the door panel 40 can rotate about 90 ° in the direction of the arrow H or I around the rotation shaft 40a. It can be done.
[0081]
  For example, in FIG. 4B, the No. 1 and No. 2 door panels 40 are displaced in the left direction after being displaced parallel to the getting on and off directions, respectively, while the No. 3 and No. 4 door panels 40 are respectively given in the getting on and off directions. The door panels No. 1 to No. 4 corresponding to the train entry / exit door T6 are double-opened. The No. 13 to No. 16 door panels 40 corresponding to the train door T7 operate in the same manner.
[0082]
  In FIG. 2C, after the door panels 40 of No. 2 and No. 3 are displaced parallel to the boarding / alighting direction, the door panel 40 corresponding to the train boarding door T8 is opened by double-opening. The door panels 40 corresponding to the train entry / exit doors T9 and T10 operate in the same manner.
[0083]
  Further, in the configuration in which the door panel 40 is rotated approximately 90 ° and then moved laterally, when the door panel 40 is opened, the partition walls Wa are provided on both sides of the entrance / exit passage that connects the train entrance / exit door to the platform door entrance / exit. , Wb can be formed, and passengers can get on and off safely.
[0084]
【The invention's effect】
  As is clear from the above description, claim 1And 2According to the present invention, the platform door is constituted by a panel row in which a large number of door panels are arranged in a row and can be individually opened and closed for each door panel. For the corresponding door panel, the lock device is controlled so that the lock is released when the train enters the line, and the door opening and closing device is controlled so that only the unlocked door panel is opened. Only the door panel corresponding to the passenger door can be unlocked and opened / closed. This makes it possible to open and close the platform door corresponding to the entry / exit door with a simple configuration and low cost even if the position of the train entrance / exit door is changed..
[0085]
Further, according to the present invention of claim 1, since the door panel is composed of a plurality of panel plates that are folded in a bellows shape, the configuration of the door opening and closing device can be simplified, and the number of folding can be increased to one sheet. If the hitting door panel width is shortened, the platform door can be installed closer to the end of the platform, and the effective area of the platform can be increased.
[0086]
According to the second aspect of the present invention, the door panel is configured to rotate about a vertical axis provided at the center in the width direction, and the vertical axis is configured to be movable in the door panel row direction. The door panel to be opened / closed with respect to the door can be more accurately associated.
[0087]
  ClaimThreeAccording to the invention, when the door panel is opened, the door panel is configured to be displaced in an arrangement substantially parallel to the getting-on / off direction. Therefore, even if the door panel is arranged in a row, the door panel is moved in the row direction. Can be opened and closed.
[0088]
  ClaimFourAccording to the invention, the door opening and closing device is configured to open the door panel corresponding to the train entry / exit door, so that the partition walls can be formed on both sides of the entrance / exit passage, and the passengers can be safely guided to the train or the platform. can do.
[0089]
  ClaimOf 5According to the invention, the locking device is arranged at each of both end portions in the width direction of the door panel so that one of them can be locked and the other can be unlocked. Even if the door position is changed, it is possible to respond flexibly.
[0090]
  Claim6'sAccording to the invention, since the detection means for detecting the obstacle is provided at the front end of the door panel protruding to the train side, the obstacle between the platform door and the train is detected while the detection means also moves as the door panel closes. Can prevent passengers from being left behind between the platform door and the train.
[Brief description of the drawings]
FIG. 1 is a front view showing a first embodiment of a platform door device according to the present invention.
2A is an enlarged front view of the door hanger portion of FIG. 1, FIG. 2B is a side sectional view showing a locked state, and FIG. 2C is a side sectional view showing a connected state.
3A is an explanatory view showing a door panel closed state, and FIG. 3B is an explanatory view showing a two-open state.
4A is an explanatory diagram showing a detection sensor position when the door panel is closed, and FIG. 4B is an explanatory diagram showing a detection sensor position when the door panel is open.
5A is an explanatory view showing a door panel closed state, and FIG. 5B is an explanatory view showing three open states.
FIG. 6 is an explanatory diagram when the door panel is configured to be folded in four.
FIG. 7 is a front view showing a second embodiment of the platform door device according to the present invention.
FIG. 8 is a perspective view of a main part showing the configuration of the door opening and closing device of FIG.
FIG. 9 is a modification of the door panel folding method, in which (a) is a door panel closed state, (b) is an open state at two places, and (c) is an explanatory view showing an open state at three places.
10A is a plan view of a conventional bellows type platform door, and FIG. 10B is a front view thereof.
11A is a front view of a conventional sliding door type home door, and FIG. 11B is a side sectional view thereof.
FIG. 12 is a plan view of a conventional home door composed of an inner door and an outer door.
[Explanation of symbols]
    1 platform
    1b Home edge
    2 props
    3 Storage case
    4 Door rail
    5 Door panel
    5a, 5b Panel plate
    6 First bar
    7 Second bar
    8 Connecting device
  11 Door hanger
  13 Electromagnetic coil
  14 Lift pin
  19, 23 Ball screw
  21 First electric motor
  25 Second electric motor
  27 Controller
  28 Detection sensor
    T train
    T1-T10 Train entrance

Claims (6)

A platform door disposed along the track side edge of the platform and partitioning the track and the platform; a door opening and closing device that opens and closes the platform door; a lock device that locks the closed platform door; and the door opening and closing device, and Control means for controlling the locking device,
The platform door is composed of a panel row in which a large number of door panels are arranged in a row and can be individually opened and closed for each door panel, and the control means maintains the lock for the door panel that does not correspond to the train entrance door, and the train entrance door For the door panel corresponding to the above, the lock device is controlled to release the lock when the train enters the line, the door opening and closing device is controlled to open only the unlocked door panel ,
The door panel, the platform door device, characterized that you have been composed of a plurality of panels plates are folded like bellows. A platform door disposed along the track side edge of the platform and partitioning the track and the platform; a door opening and closing device that opens and closes the platform door; a locking device that locks the closed platform door; and the door opening and closing device, and Control means for controlling the locking device,
  The platform door is constituted by a panel row in which a large number of door panels are arranged in a row and can be individually opened and closed for each door panel, and the control means maintains the lock for the door panel that does not correspond to the train entrance door, and the train entrance door For the door panel corresponding to the above, the lock device is controlled to release the lock when the train enters the line, the door opening and closing device is controlled to open only the door panel that is unlocked,
  A platform door device characterized in that the door panel is configured to rotate about a vertical axis provided at the center in the width direction, and the vertical axis is configured to be movable in a door panel row direction. The platform door device according to claim 1 or 2 , wherein the door panel is configured to be displaced in an arrangement substantially parallel to a boarding / alighting direction when the door panel is opened. The door opening and closing device is configured to double-open the door panel corresponding to the train entry / exit door, and each door panel opened to both sides is configured to form partition walls on both sides of the platform entry / exit passage in a state of protruding to the train side. The platform door device according to claim 3 . Said locking device is disposed respectively in the widthwise direction end portions of the door panel, by unlocking the other lock either, claim 1, which is configured to be able to change the opening direction Platform door equipment. The platform door device according to claim 4 or 5, wherein detection means for detecting an obstacle is provided at a front end of the door panel protruding to the train side.

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