JP2005239013A - Platform fence - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a platform fence to safely realize a barrier free property. <P>SOLUTION: This platform fence is constituted of a fixed fence 1 extending in the track direction on a platform 7, a door pocket 5 extending in the track direction from an end part of the fixed fence 1, a movable fence 3 to get in and out of the door pocket 5 by advancing and retreating in the track direction and an information apparatus arranged on the door pocket 5 and to inform peculiar information of the movable fence 3 positionally corresponding to the door pocket 5. A visually handicapped person can get the peculiar information of the movable fence 3 further positionally corresponding to the door pocket 5 positionally corresponding to the information apparatus. The visually handicapped person does not need to touch the movable fence 3 and can safely obtain the peculiar information, and consequently, it is possible to realize the barrier free property for the visually handicapped person. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a platform fence, and more particularly, to a movable platform fence corresponding to incoming lines.

  The platform movable fence is installed for the safety guidance of passengers. On platforms where no movable fences are installed, additional movable fences will be installed sequentially. The height of the movable fence is limited to such a height that the station staff can look over the entire platform, and in particular, the visibility in the longitudinal direction is improved. The movable fence is known from a vertical in-plane rotation type (Patent Document 1) or a vertical in-plane parallel rotation rotation type (example: Patent Document 2). Yes.

  The technique of weight reduction of a movable fence or a movable door is disclosed by patent document 1 mentioned later. A touch sensor that detects the contact of the human body and baggage with the movable door and the fixed fence in a contact-type manner, or a photoelectric sensor that detects the presence of a human body and baggage in the vicinity of the movable door and the fixed fence. A technique for further enhancing safety by notifying passengers of the closing operation of the movable door before the closing operation of the door is disclosed in Patent Document 2 described later. Patent Document 1 discloses a technique for flexibly eliminating the inconsistency between the position of the vehicle door and the movable door, shortening the horizontal length of the movable door, and increasing the length of the opening part (opening / closing type passage part). It has been. A technique for further ensuring safety by detecting passengers in the area near the track side of the platform and passengers closer to the center of the platform from that area is known from Patent Document 3 listed later.

  Japanese Patent Application Laid-Open No. 2004-151867 discloses a technique for guiding passengers to get on and off and displaying for guidance in order to make passengers get on and off smoothly.

  Platform movable fences have been further improved from the three viewpoints of passenger safety, smooth passenger boarding and exit, and ease of management for station staff. Improvements of these three viewpoints are effective for healthy individuals. Known improved techniques are not effective as they are for non-healthy persons such as visually impaired persons.

  Future platform movable fences are required to be barrier-free.

JP 2003-118567 A JP-A-5-246332 JP 2002-37056 A

  The subject of this invention is providing the platform fence which implement | achieves barrier-free safely.

  The platform fence according to the present invention moves forward and backward in the track direction with a fixed fence (1) extending in the track direction on the platform (7), a door pocket (5) extending in the track direction from the end of the fixed fence (1). It consists of a movable fence (3) that enters and exits the door pocket (5), and a notification device that notifies the specific information of the movable fence (3) that is arranged in the door pocket (5) and corresponds to the door pocket (5). ing. The visually impaired person can obtain specific information of the movable fence (3) further corresponding to the position of the door pocket (5) corresponding to the position of the notification device. Since the visually handicapped person does not need to touch the movable fence (3), the specific information can be obtained safely, and barrier-free is realized for the visually handicapped person. A means for guiding a visually impaired person to the position of the door pocket (5) without touching the movable fence (3) is already provided as a guide plate for the visually impaired person provided on the platform.

  It is effective that the unique information includes the unique position of the movable fence (3). The visually handicapped person can know the position of the movable fence arranged corresponding to the vehicle number of the train to be entered without touching the movable fence. It is effective that the proper position includes a left position or a right position with respect to the door pocket (5) of the movable fence (3). By knowing the position of the movable fence (3), it is possible to avoid touching the movable fence (3). Since the train enters so that the movable fence (3) corresponds to the vehicle number, it is effective that the unique position includes the unique number of the movable fence (3). It is also effective that the unique number corresponds to the vehicle number of the train to be entered. It is also effective that the unique information includes train unique information that is unique to the train entering the number line corresponding to the movable fence (3).

  It is important that the door pocket (5) is provided with a fixed handrail (14) fixed to the door pocket (5) on the upper side of the door pocket (5). In this case, it is significant that the notification device is disposed on the fixed handrail (14).

  It is effective that the notification device is formed of a first notification device (20) in braille expression and a second notification device (21) in voice expression. Braille representation has a strong limit on the amount of information, but voice notification can have a lot of notification information. In this case, the first notification device (20) is fixedly arranged on the fixed handrail (14), and the second notification device (21) is fixedly arranged on the door pocket (5). The fixed handrail (14) itself is useful. It is meaningful that the first notification device (20) is formed on the useful fixed handrail.

  It is effective to add a switch (23) arranged on the side closer to the movable fence (3) in the part of the door pocket (5). The switch (23) generates a signal for the notification device to start notification of the unique position. The notification device at the head position where the unhealthy person stands by is good to use.

  A fixed handrail (14) fixed to the door pocket (5) on the upper side of the door pocket (5) is significantly added to the door pocket (5). A touch sensor (19) is disposed on the fixed handrail (14). The touch sensor (19) generates a signal for the notification device to start notification of the unique position. The addition of the speaker (28) fixedly disposed in the door pocket (5) and the switch (23) disposed on the side closer to the movable fence (3) in the portion of the door pocket (5) is more effective. . The switch (23) generates a signal for starting the notification of the presence of the visually impaired person via the speaker (28).

  Furthermore, the added sensor (24, 25) detects the completion of the getting off of the passenger moving in the boarding passage formed by opening the movable fence (3), and the sensor (24, 25) notifies the start of boarding. Is generated via a speaker (28). Specifically, the sensor includes a first optical sensor (24) that detects the presence of an object on the track side of the boarding / alighting passage that is formed by opening the movable fence (3) and is orthogonal to the track direction, and a track side portion. The second optical sensor (25) that detects the presence of an object at the central portion of the platform can simply detect the boarding / alighting direction of passengers. The getting-on / off direction sensor can be replaced with an image processor.

  A fixed handrail (14) fixed to the door pocket (5) above the door pocket (5), and a movable handrail (15) fixed to the movable fence (3) above the movable fence (3). Addition is effective. The movable handrail (15) can move forward and backward with respect to the inside of the fixed handrail (14). The movable handrail (15) is accommodated in the fixed handrail (14) and is compactly arranged in a narrow area.

  A known structure in which a linear rail that supports the movable fence (3) and guides the advancement and retraction of the movable fence (3) is supported by a lower part inside the door pocket (5) is a movable fence (3) and a fixed fence ( In harmony with the mobile housing structure of 5), the support structure and guidance performance will be strengthened.

  The platform fence according to the present invention can be safely barrier-free.

  The implementation of the platform fence according to the invention is described in detail in correspondence with the figures. As shown in FIG. 1, the platform fence 10 includes a fixed fence 1 and a movable fence 2. The movable fence 2 is formed of one side movable fence 3 and the other side movable fence 4. The one-side movable fence 3 and the other-side movable fence 4 are moved forward and backward in the longitudinal direction (horizontal direction and track direction), respectively. The one side movable fence 3 and the other side movable fence 4 simultaneously move in opposite directions. A door pocket belongs to the movable fence 2. One side door pocket 5 is arranged at one side cut of the fixed fence 1. The other side door pocket 6 is arranged at the other side cut of the fixed fence 1. The one side movable fence 3 and the other side movable fence 4 enter the one side door pocket 5 and the other side door pocket 6 during the opening operation, and advance from the one side door pocket 5 and the other side door pocket 6 as shown in FIG. Then join them face to face. A gap 9 is provided between the lower edge of the movable fence 2 and the passage surface 8 of the platform 7.

  A handrail 11 is provided. The handrail 11 is formed of one handrail 12 and the other handrail 13. The one-side handrail 12 is formed by a one-side fixed handrail 14 and a one-side movable handrail 15. The other side handrail 13 is formed of the other side fixed handrail 16 and the other side movable handrail 17. The one side fixed handrail 14 and the other side fixed handrail 16 are extended and fixed in the horizontal direction on the upper edge side of the one side door pocket 5 and the upper edge side of the other side door pocket 6, respectively. The one-side movable handrail 15 and the other-side movable handrail 17 extend in the horizontal direction and in the track direction (track direction) above the one-side movable fence 3 and above the other-side movable fence 4, respectively. (Refer to FIG. 2) It is fixed to the one side movable fence 3 and the other side movable fence 4. The one side movable handrail 15 and the other side movable handrail 17 move forward and backward in the same body with respect to the one side movable fence 3 and the other side movable fence 4, respectively. The one-side movable handrail 15 retreats and enters the cylindrical space inside the one-side fixed handrail 14, and the other-side movable handrail 17 moves backward and enters the columnar space inside the one-side movable handrail 15. To do. In this way, the one-side movable handrail 15 and the other-side movable handrail 17 can be opened and closed together with the movable door. The handrail 11 is arranged and structured symmetrically with respect to the vertical center plane.

  As shown in FIG. 2, the other side fixed handrail 16 protrudes from the upper edge portion of the other side door pocket 6 toward the front side (the anti-orbit side, the platform center side). The other-side fixed handrail 16 and the other-side movable handrail 17 are both formed of a cylindrical pipe or a flattened substantially cylindrical pipe, and their outer surfaces are formed in a substantially cylindrical surface. A large number of small protruding hemispherical surfaces are formed in a distributed manner on the substantially cylindrical surface. The approximate diameter of the other side fixed handrail 16 is formed in such a size and shape that it can be properly grasped or grasped by fingers of passengers. Although the approximate diameter of the other-side movable handrail 17 is slightly smaller than the approximate diameter of the other-side fixed handrail 16, it is formed to a size that can be properly grasped or grasped by the passenger's fingers.

  A touch sensor 19 and a guide sign 20 are formed on each of the one side fixed handrail 14 and the other side fixed handrail 16. The contact detection surface of the touch sensor 19 can be formed as the entire surface of the one-side fixed handrail 14 and the other-side fixed handrail 16. As an expression method of the guide sign 20, Braille expression is preferable. The contents of the Braille expression include that the one-side fixed handrail 14 and the other-side fixed handrail 16 are fixed handrails, that there is a movable handrail on the left side of the one-side fixed handrail 14, and the other-side fixed handrail. The description that there is a movable handrail on the right side of the slide 16 is optimal. The guide sign 20 indicates that the vehicle is currently entering the line, the movable fence 2 is open and can be boarded, the movable fence on the left side is open, the train name and train number of the currently entered line An operation signal for operating the speaker for notifying the incoming line status information is generated. The incoming line state information includes non-incoming line state information. Non-entry state information includes the arrival of a train, the contents of the next incoming train, and the position of the door at the time of entry. The incoming line status information is boarding information for getting on the train, and includes moving fence position information and movable fence opening / closing information for visually impaired persons.

  The incoming line state information is transmitted to passengers by a speaker 21 disposed on the back side of the sound transmission membrane surface (perforated plate surface) formed as the front side surface of the one side door pocket 5 and the other side door pocket 6. On the other hand, the Braille expression guide panel 22 affixed to the side door pouch 5 transmits other more detailed information. The push button switch 23 is arranged on the side close to the one side movable fence 3 in the one side door pocket 5 and on the side close to the other side movable fence 4 in the other side door pocket 6. The push button switch 23 is an operation button only for non-healthy persons, especially for visually handicapped persons. The non-healthy persons generate sound to inform the normal persons of the presence of the non-healthy persons (self) at the starting position for boarding on the platform. A signal is generated, and further, a signal for announcing to a general passenger waiting person through the speaker 21 that a priority passenger exists immediately before the opening operation of the one side movable fence 3 and the other side movable fence 4 is generated.

  As shown in FIG. 2, the two pairs of photoelectric sensors are disposed on the opening-path side end surfaces of the one side door pocket 5 and the other side door pocket 6. The photoelectric sensor pair is formed of a first photoelectric sensor pair 24 and a second photoelectric sensor pair 25. The light projecting section and the light receiving section of the first photoelectric sensor pair 24 are attached to the opening path side end face 26 of the one side door pocket 5 and the opening path side end face 27 of the other side door pocket 6. The first photoelectric sensor pair 24 is disposed on each of the opposite sides of the opening road side end face 26 and the opening road side end face 27 (toward the center of the platform), and the second photoelectric sensor pair 25 is provided on each of the opening road side end face 26 and the opening road side end face 27. It is arranged on the track side (track side). The first light beam corresponding to the first photoelectric sensor pair 24 and the second light beam corresponding to the second photoelectric sensor pair 25 are arranged in the passage direction (orbit orthogonal direction) of the opening / closing path to be opened and closed. The control device 28 incorporated in the one side door pocket 5 and the other side door pocket 6 opens and closes the movable fence 2 corresponding to the incoming line state, voice guidance control of the speaker 21, guidance guidance corresponding to pressing of the touch sensor 19, and the first photoelectric It supervises the opening / closing of the movable fence 2 or the generation of a warning sound corresponding to the detection of the sensor pair 24 and the second photoelectric sensor pair 25.

  In the following, the actions of passengers (e.g. visually impaired), particularly passengers trying to get into a vehicle from a specific door, and the operation of the platform fence 10 will be mainly described. The passenger is guided to an arbitrary position or a specific position of the fixed fence 1 by a Braille block formed as a tread of the traffic surface 8. The passenger can touch the guide sign 20 fixed to the one side doorpouch 5 or the other side doorpouch 6 following one end of the fixed fence 1. The guide sign 20 indicates that it corresponds to the fixed fence corresponding to the position of the movable fence. The guide sign 20 displays a specific door (front door or rear door) of the specified train number. The speaker 21 corresponding to the position of the guide sign 20 is train information (ex .: train number, departure time, vehicle number, door position of the vehicle number (front-rear position) The platform lane number) is communicated to visually impaired passengers, and an announcement is made that there is a priority passenger and calls on other passengers for their priority ride cooperation.

  The priority passenger can approach the end of the one side door pocket 5 on the one side movable fence 3 side along the one side fixed handrail 14. The priority passenger can call the presence of himself / herself and the cooperation of the priority boarding with other passengers by pressing the push button switch 23 arranged at the end thereof. The announcement of the call is executed immediately before the opening operation of the one side movable fence 3. Braille on the guide panel 22 describes the function of the push button switch 23. The touch sensor 19 can notify a visually impaired person of the presence of the guide sign 20, the presence and function of the push button switch 23, and other useful information by voice through the speaker 21.

  In response to the completion of the train entry, the opening operation of the one side movable fence 3 and the other side movable fence 4 starts, and the first photoelectric sensor pair 24 and the second photoelectric sensor pair 5 operate simultaneously with the start of the opening operation. To do. The passenger getting off blocks the light beam between the second photoelectric sensor pair 25 first in time, and blocks the light beam between the first photoelectric sensor pair 24 later in time. The front-rear relationship of the blocking of the two light rays can detect the getting-off direction and the getting-in direction of the passenger. If there is no movement of the passenger in the getting-off direction, the speaker 21 announces the permission to start boarding. If there is a priority passenger, the speaker 21 announces the presence of the priority passenger and priority boarding cooperation. The priority passenger can be preferentially boarded by being guided by the announcement. When the opening width of the vehicle door is wide, it is possible to get on and get off at the same time.

  FIG. 3 shows a movable fence opening / closing related operation control device. The movable fence opening / closing related operation control apparatus includes the above-described two photoelectric sensor pairs 24 and 25, the above-described control apparatus 28, the above-described speaker 21, the movable fence opening / closing driver 29, and the getting-on / off direction detector. 31. The first photoelectric sensor pair 24 is formed of a first light projector 32-R and a first light receiver 32-L. The second photoelectric sensor pair 25 is formed of a second light projector 33-R and a second light receiver 33-L. The first detection light 34 travels from the first light projector 32-R to the first light receiver 32-L. The second detection light 35 travels from the second projector 33-R to the second light receiver 33-L. As described above, the temporal relationship between the first detection light 34 and the second detection light 35 corresponds to the boarding direction a and the boarding direction b of the passenger. The speaker 21 can accurately announce the start of the boarding and the priority boarding in response to the interruption of the specified time of the signal in the getting-off direction a.

  The getting-on / off direction detector 31 controls the operation start and operation completion of the first photoelectric sensor pair 24 and the second photoelectric sensor pair 25, and detects the time-advance relationship described above. The control device 28 controls the announcement of the speaker 21 according to the temporal relationship. The control device 28 further includes a movable fence opening / closing driver 29 (example: motor, fluid pressure cylinder) that drives opening and closing of the one-side movable fence 3 and the other-side movable fence 4 corresponding to train entry and train departure. Control the behavior. Train status signals of train entry and departure, or station staff movable fence operation signals 36 are input to the control device 28.

  4 and 5 show another implementation of the platform fence according to the invention. A passenger movement detection camera 38 is fixed to the tip of the column girder 37 that rises from the top of the other side door pocket 6. The passenger movement detection camera 38 is disposed immediately above the contact part of the one side movable fence 3 and the other side movable fence 4. The passenger movement detection camera 38 can capture the entire area of the passenger passage of passengers formed by opening the one side movable fence 3 and the other side movable fence 4 into the field of view. A passenger movement detection camera 38 shoots passengers in a time series and, as shown in FIG. 6, a known image for detecting the alighting direction a and the boarding direction b of the passenger from the time-series video signal 39. An analysis device 41 is attached. Or the control apparatus 28 which receives the time-sequential video signal 39 incorporates the well-known image analysis apparatus 41 which detects the alighting direction and boarding direction of a passenger.

  7 and 8 show the drive mechanism of the movable fence 2. This drive mechanism has both a handrail function and a guide mechanism for driving the movable fence 2. FIG. 7 shows only one side of the platform fence 10 provided symmetrically. A support column is attached to the end face in the closing direction of the other side movable fence 4 (the end face opposite to the end face facing the one side movable fence 3). The support column is formed of a vertical portion 42 that is directly joined to the end surface in the closing direction of the other movable fence 4 and a horizontal portion 43 that integrally extends from the lower end of the vertical portion 42 to the vertical portion 42 in the closing direction. ing. The horizontal portion 43 is placed on the lower linear rail 44 that extends in the horizontal direction (the advancing / retreating direction of the other side movable fence 4) on the lower end side of the other side door pocket 6. The other side movable fence 4 is guided by the lower linear rail 44 through the horizontal portion 43 and moves forward and backward. A guide wheel 45 is attached to the upper end of the support column 42. The guide wheel 45 advances and retreats while being guided by the upper linear rail 46 extending in the horizontal direction on the upper end side of the other side door pocket 6. It is meaningful that the other-side movable handrail 17 moves forward and backward in the same direction as the other-side movable fence 4, the horizontal portion 43, and the guide wheel 45 in the same body. The other-side movable handrail 17 has a handrail function and does not necessarily have a guide function, but the driving of the handrail's body movement is mechanically and reliably synchronized by the drive mechanism that drives the other-side movable fence 4. The movement process (open / closed state) of the other side movable handrail 17 is the same as the movement process of the other side movable fence 4, and a visually handicapped person who touches the handrail reliably opens and closes the other side movable fence 4. Can perceive. The guide function of the linear rail that supports and guides the movable fences 3 and 4 strengthens the guide function between the other side fixed handrail 16 and the other side movable handrail 17, and the other side movable handrail 17 is movable on the other side. The fence 4 is supported and the guide support mechanism is strengthened.

  A driving pulley 47 and a driven pulley 48 are arranged inside the other side door pocket 6. A belt 49 is wound around the driving pulley 47 and the driven pulley 48. The rotating shaft of the driving pulley 47 is connected to the output shaft of the electric motor 51. A part of the belt 49 is formed as a connection fitting 52. The connecting fitting 52 is connected to the other side movable fence 4 through the connecting arm 53 and the same 042. The belt 49 rotates in the left / right direction corresponding to the forward / reverse rotation of the electric motor 51, and the connecting arm 53 moves forward / backward in response to the left / right rotation of the belt 49. The other side movable fence 4 moves forward and backward together with the connecting arm 53.

FIG. 1 is a front view showing the realization of the platform fence according to the present invention. 2 is a cross-sectional view taken along line II-II in FIG. FIG. 3 is a block diagram showing the control circuit. FIG. 4 is a front view showing another embodiment of the platform fence according to the present invention. 5 is a cross-sectional view taken along line VV in FIG. FIG. 6 is a block diagram showing another control circuit. FIG. 7 is a front view showing the linear guide mechanism. 8 is a cross-sectional view taken along line VIII-VIII in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Fixed fence 3 ... Movable fence 5 ... Door pocket 7 ... Platform 14 ... Fixed handrail 15 ... Movable handrail 19 ... Touch sensor 20 ... 1st notification device 21 ... 2nd notification device 23 ... Switch 24, 25 ... Sensor 24 ... 1st optical sensor 25 ... 2nd optical sensor 28 ... Speaker

Claims (17)

A fixed fence extending in the direction of the track on the platform;
A door pocket extending in the track direction from the end of the fixed fence;
A movable fence that moves forward and backward in the orbital direction and enters and exits the door pocket;
A platform fence comprising: a notification device that is arranged in the door pocket and notifies the unique information of the movable fence corresponding to the position of the door pocket. The platform fence according to claim 1, wherein the unique information includes a unique position of the movable fence. The platform fence according to claim 2, wherein the specific position includes a left position or a right position of the movable fence with respect to the door pocket. The platform fence according to claim 2, wherein the unique position includes a unique number of the movable fence. The platform fence according to claim 4, wherein the unique number corresponds to a vehicle number of an incoming train. The platform fence according to claim 1, wherein the unique information includes train unique information that is unique to a train that enters a number line corresponding to the movable fence. The door pocket includes a fixed handrail fixed to the door pocket on the upper side of the door pocket,
The platform fence according to claim 1, wherein the notification device is disposed on the fixed handrail. The notifier is
A first indicator in braille,
The platform fence of Claim 1 provided with the 2nd notification device of an audio | voice expression. The door pocket includes a fixed handrail fixed to the door pocket on the upper side of the door pocket,
The notifier is
A first indicator in braille,
A second notifier for voice expression,
The platform fence according to claim 1, wherein the first notification device is fixedly disposed on the fixed handrail, and the second notification device is fixedly disposed on the door pocket. Further comprising a switch arranged on the side of the door pocket close to the movable fence,
The platform fence according to claim 1, wherein the switch generates a signal for the notification device to start notification of the specific position. The door pocket includes a fixed handrail fixed to the door pocket on the upper side of the door pocket,
The fixed handrail includes a touch sensor,
The platform fence according to claim 1, wherein the touch sensor generates a signal for the notification device to start notification of the specific position. A speaker fixedly disposed in the door pocket;
Further comprising a switch arranged on the side of the door pocket close to the movable fence,
The platform fence of claim 1, wherein the switch generates a signal that initiates notification of the presence of a visually impaired person via the speaker. A speaker fixedly disposed in the door pocket;
Further equipped with sensors,
The sensor detects completion of getting off of a passenger who moves in a boarding passage formed by opening the movable fence,
The platform fence according to claim 1, wherein the sensor generates a signal for starting notification of boarding via the speaker. The sensor is
A first optical sensor configured to detect the presence of an object on a track side portion of a boarding / alighting passage formed by opening the movable fence and orthogonal to the track direction;
The platform fence according to claim 13, further comprising: a second optical sensor that detects the presence of an object in a central portion of the platform from the track-side portion. The platform fence according to claim 13, wherein the sensor includes an image processor that detects a moving direction of the object based on a time-series image of the object. A fixed handrail fixed to the door pocket on the upper side of the door pocket;
Further comprising a movable handrail fixed to the movable fence above the movable fence,
The platform fence according to claim 1, wherein the movable handrail is movable forward and backward with respect to the inside of the fixed handrail. The platform fence according to claim 16, further comprising a linear rail that is supported by a lower portion inside the door pocket and supports the movable fence and guides the forward and backward movement of the movable fence.

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