JP2011178517A - Passenger escape device of passenger conveyor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a passenger escape device of a passenger conveyor which does not obstruct the normal operation of the passenger conveyor and escapes the passengers confined in the passenger conveyor. <P>SOLUTION: In this passenger escape device of a passenger conveyor which is installed in the passenger conveyor for escaping the passengers from the passenger conveyor in an emergency, an opening is formed in an inner plate 4 which forms the side wall of a step 1 and a box 9 is embedded therein for installation. A cover 5 which normally closes the opening and, in an emergency, opens the opening is attached to the opening. The passenger escape device includes a leg assembly 11 the components of which are rotatably connected by joint members 14, folded, and stored in the box 9 and the upper end of which is fixed to the skeleton of the passenger conveyor, a fence assembly 12 the components of which are rotatably connected by joint members, folded, and stored in the box 9 and which is rotatably connected to the leg assembly 11, and a jack ladder assembly 13 which is folded and stored in the box 9 and one end of which is fixed to a shaft 15. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a passenger escape device for a passenger conveyor that is provided on a passenger conveyor such as an escalator or an electric road and causes a passenger to escape from the passenger conveyor in the event of an emergency.

  In the case of an elevator, when the elevator stops due to a disaster such as an earthquake, a passenger is trapped in the car. Therefore, many methods or devices have been proposed to rescue the passenger from the car. Similarly, in passenger conveyors such as escalators and electric roads, passengers were trapped in the passenger conveyor when the passenger conveyor stopped and the steps were shut off due to large falling objects during an earthquake or other disaster. You have to wait and be rescued. However, when a large-scale large earthquake occurs, there is a concern that the rescue route will be congested or that evacuated people will be given priority.

  For this reason, it is necessary to provide means for safely evacuating passengers confined in the passenger conveyor due to the occurrence of an emergency such as an earthquake in a passenger conveyor. Therefore, there is a strong demand for disaster countermeasures that do not hinder normal operation of passenger conveyors and that can reliably escape.

  By the way, as a passenger escape device of a passenger conveyor, as disclosed in Patent Document 1, conventionally, an intermediate portion on one side of a handrail provided on both sides of a moving conveyance belt is divided and an intermediate portion on one side of a balustrade There is a passenger escape device that is formed by dividing a portion and further providing a closing body that can be opened at the dividing portion of the balustrade. The device disclosed in Patent Document 1 opens the closing body in the event of an emergency, and allows passengers to escape from the opening.

  Further, Patent Document 2 discloses a passenger escape device provided with a retracting portion in the balustrade and provided with a shelter and a retracting path communicating with the retracting portion outside the balustrade. In the case of an emergency, the device disclosed in Patent Document 2 is designed to step over the balustrade from the tread board to get over the balustrade and escape passengers from the shelter through the retreat path.

Japanese Utility Model Publication No. 53-31790 (Utility Model Registration Request Column, FIGS. 1 and 2) Japanese Laid-Open Patent Publication No. 2-215692 (claims column, FIGS. 1 and 2)

  In the passenger escape device disclosed in Patent Document 1, since the handrail provided to support the upper body of the passenger is divided, the passenger used in normal time cannot grasp the handrail at the dividing part of the balustrade, There is a problem that is forced to use unstable. Further, since the presence of the obstructing body forms a dangerous gap on the inner side of the balustrade, there is a safety problem that a human body or a costume is drawn into the gap, and there is a problem that is not realistic from the operational viewpoint.

  In addition, the passenger escape device disclosed in Patent Document 2 requires that a retreat portion provided in the balustrade is in communication with a shelter and a retreat path, and requires installation space for the retreat place and the retreat path. However, there is a problem that is not realistic from the viewpoint of operation and cost.

  The present invention has been made to solve the above-described problems, and there is no hindrance to the normal operation of the passenger conveyor, and passengers of the passenger conveyor that can escape passengers confined in the passenger conveyor. The purpose is to obtain an escape device.

  The passenger escape device of the passenger conveyor according to the present invention includes a step that moves from one boarding gate to the other gate, a handrail that moves in synchronization with the step, guides the handrail, and the step. In a passenger escape device for a passenger conveyor installed in a passenger conveyor having a balustrade having an inner plate that forms the side wall of the passenger and for evacuating the passenger from the passenger conveyor in the event of an emergency, an opening is formed in the inner plate to form the passenger The storage device of the escape device is configured, and the opening is normally provided with a lid that closes the opening and opens the opening in the event of an emergency, and the passenger escape device is configured such that the components can be rotated by a connecting member. A leg assembly whose upper end is fixed to a housing of a passenger conveyor and is folded and connected by a connecting member so as to be rotatable and folded, and is folded and stored. A fence assembly that is housed and pivotally connected to the leg assembly, and a rope ladder assembly that is folded and housed in the housing portion and has one end portion fixed to a fixed portion of the passenger conveyor. It is a thing.

  According to this invention, there is no hindrance to the normal operation of the passenger conveyor, and it is possible to obtain a passenger escape device for a passenger conveyor that can escape passengers confined in the passenger conveyor.

It is a figure which shows the escalator inner surface which accommodates the passenger escape device which concerns on Embodiment 1 of this invention. It is a figure which shows the state which removed the cover body of FIG. It is a figure which shows the side cross section of FIG. It is the elements on larger scale which show a connection member. It is the elements on larger scale which show a connection member. It is the cross-sectional equivalent view seen from the plane of the rope ladder assembly. It is a cross-sectional equivalent view seen from the arrow A direction of FIG. FIG. 7 is an enlarged cross-sectional equivalent view seen from the direction of arrow B in FIG. 6. It is a figure showing the shape of the ring-shaped board which is components in a legrest member. It is an assembly drawing of the passenger escape device which concerns on Embodiment 1 of this invention. It is the figure which looked at the passenger escape device of FIG. 10 from the back side. It is the figure which looked at the passenger escape device of FIG. 10 from the side. It is the C section enlarged view of FIG. It is an operation | movement figure of the legrest member which comprises a rope ladder assembly. It is the enlarged view seen from the arrow D direction of FIG. It is a use figure of the passenger escape device concerning Embodiment 1 of this invention. It is a figure which shows the escalator outer side surface which accommodates the passenger escape device which concerns on Embodiment 2 of this invention. It is a front view at the time of accommodation of the ladder assembly installed in the opening of an outside board. It is the figure which looked at the time of accommodation of the ladder assembly shown in FIG. 18 from the side surface side. It is the figure which looked at the passenger escape device which concerns on Embodiment 2 of this invention from the side surface side. It is the figure which looked at the passenger escape device which concerns on Embodiment 2 of this invention from the outer surface of the escalator. It is the E section enlarged view of FIG. It is a utilization figure of the passenger escape device which concerns on Embodiment 2 of this invention.

  DESCRIPTION OF EMBODIMENTS Hereinafter, a preferred embodiment of a passenger escape device for a passenger conveyor according to the present invention will be described with reference to the accompanying drawings. It should be noted that the present invention is not limited to this embodiment, and includes various design changes.

Embodiment 1 FIG.
FIG. 1 shows an inner surface of an escalator that houses a passenger escape device according to Embodiment 1 of the present invention. In FIG. 1, balustrades 2 are provided on both sides (only one side is shown in the figure) of a step 1 on which a passenger rides, and a handrail 3 that moves in synchronization with the step 1 is installed on the balustrade 2. The balustrade 2 is provided with an inner plate 4 serving as a side wall of the step 1, and an opening is formed at substantially the center of one of the entrances and the other entrance. A lid 5 that closes the opening is installed in the opening. A passenger escape device, which will be described later, is accommodated on the back surface of the lid 5 in FIG.

  The lid 5 is pressed by an electric lock 6 so as not to be opened in normal times, and the electric lock 6 is configured to open and close the lock by a signal from the outside. The electric lock 6 captures a signal that operates when a situation such as a power failure, earthquake, vibration, etc. where passengers are likely to be confined in the escalator, or when a staff member inputs a signal or when these situations occur, 6 may be configured to open and close the lid 5. The lid 5 is provided with a locking device 7. When the electric lock 6 is opened and the handle 8 is pulled, the lock 5 is released and the lid 5 can be released from the inner plate 4. It can be configured. And an internal passenger escape device can be taken out.

  Next, the passenger escape device will be described. FIG. 2 shows a state in which the lid 5 is removed, and FIG. 3 shows a side cross section thereof. 2 and 3, a box 9 is embedded in the opening of the inner plate 4 to form a storage portion of the passenger escape device 10, and the passenger escape device 10 is stored so as not to touch other devices on the outside. Yes.

  The passenger escape device 10 includes a leg assembly 11, a fence assembly 12, and a rope ladder assembly 13. The leg assembly 11 and the fence assembly 12 are connected to each other by a connecting member 14 and folded. Housed in box 9. The rope ladder assembly 13 is also folded and stored in the box 9. A shaft 15 extending in the horizontal direction is installed on the upper portion of the box 9, and both ends are firmly fixed to the escalator housing. An upper end portion of the leg assembly 11 is rotatably supported on the shaft 15, and a fence assembly 12 and a rope ladder assembly 13 are connected to the leg assembly 11. Accordingly, the leg assembly 11, the fence assembly 12, and the rope ladder assembly 13 are supported by the shaft 15.

  A leg tip 11a is provided at the lower end tip of the leg assembly 11, and a leg fixing part 11b is provided at the tip of the leg tip 11a. An adjustment leg 11c is connected to the leg fixing part 11b of one leg tip part 11a by a connecting member 16 at the tip. According to the height of the step 1 to be fixed, for example, the upper surface of the step 1 on the left side of the drawing is lower than the right side in FIG. 2, and the adjustment leg 11c is necessary to adjust the height.

  FIG. 4 is a partially enlarged view showing the connecting member 14. Reference numeral 14a in FIG. 4 is, for example, a bowl-shaped screw groove into which a 10-yen coin or the like can be inserted. When the 10-yen coin is inserted and turned, the connection of the leg tip 11a is tightened. Can be fixed at any angle. FIG. 5 is a partially enlarged view showing the connecting member 16. The connecting member 16 is positioned and connected to the entrance into which the adjustment leg 11 c enters the leg tip 11 a, and the connecting member 16 is connected as shown in FIG. 5. The coupling force can be adjusted by turning left and right.

  6 to 9 are cross-sectional equivalent views showing the configuration of the rope ladder assembly 13, FIG. 6 is a cross-sectional equivalent view seen from the plane, FIG. 7 is a cross-sectional equivalent view seen from the direction of arrow A in FIG. FIG. 9 is an enlarged cross-sectional view as viewed from the direction of arrow B in FIG. 6, and FIG. 6-9, the rope ladder assembly 13 is provided with a tubular footrest member 13a made of, for example, metal and having a heavy weight. A wing member 13b is provided in both end portions of the footrest member 13a, and the wing member 13b is annularly connected to the fitting 13d of the ring-shaped plate 13c by a pin 13e.

  In addition, the wing member 13b receives an attractive force on the support member 13f side by an opening spring 13g attached to the support member 13f connected to the opposite side of the ring-shaped plate 13c, and a force spreading outward is applied. However, since the support member 13f receives a force in the center direction of the footrest member 13a by the spring 13h and is stopped by the stopper 13i, the wing member 13b is located in the pipe of the footrest member 13a and does not spread outward. Reference numeral 13j denotes a rope. One end of the rope 13j is fixed to a fixed portion of the passenger conveyor, for example, the shaft 15, and the other end enters the inside of the tube from the end of the footrest member 13a. It passes through the formed hole 13k and again comes out from the end of the footrest member 13a and is connected to the next footrest member 13a. As shown in FIGS. 2 and 3, the rope ladder assembly 13 configured as described above is compactly stored in the box 9 with the footrest members 13a in contact with each other.

  10 to 15 are views of the passenger escape device 10 assembled, FIG. 10 is an assembly view of the passenger escape device 10, FIG. 11 is a view of FIG. 10 viewed from the back side, and FIG. 12 is a view of FIG. FIG. 13 is an enlarged view of a portion C in FIG. 12, FIG. 14 is an operation diagram of the leg member 13a constituting the rope ladder assembly 13, and FIG. 15 is an enlarged view seen from the direction of arrow D in FIG.

  In FIG. 10, the leg assembly 11 is fixed to the riser 1 a of the step 1 by adjusting the connecting member 14 and the connecting member 16. As for the installation of the leg fixing part 11b, as shown in part C of FIG. 12 or FIG. 13, the leg fixing part 11b is installed on the back surface of the leg fixing part 11b by stepping on the leg fixing part 11b with a foot, for example. A hard rubber 11d having the same width as the interval is fixed to the riser 1a.

  Next, the handrail presser 12a of the fence assembly 12 is fitted into the upper portion of the inner plate 4 serving as the side wall of the step 1 and the outer plate 17 provided outside the balustrade 2 so as to straddle the handrail 3, and the connecting member 14 is closed. And fix. Thereafter, when the rope ladder assembly 13 is lowered to the outside of the outer plate 17, the weight of the heavy footrest member 13a is applied to the rope 13j, so that the support member 13f is a spring 13h as shown in FIGS. It overcomes the attractive force and is dragged in both directions, and stops at the stopper 13l. And since the wing | blade member 13b protrudes out of the footrest member 13a, it spreads so that a flower may bloom with the opening spring 13g.

  As described above, according to the passenger escape device 10 according to the first embodiment, the leg assembly 11 and the fence assembly 12 can be firmly installed as shown in the utilization diagram of FIG. The wing member 13b is opened by the dead weight of 13a, and the passenger 18 is stable even when he / she puts his / her foot, and a gap is formed between the wall or the outer plate 16 and the rope 13j. Therefore, the rope 13j can be easily grasped, and the toes of the foot can be sufficiently hung on the rope 13j to perform safe escape.

  In addition, the passenger escape device 10 is installed in the inner plate 4 serving as the side wall of the step 1, and since the lid body 5 is not opened unless an emergency occurs, the normal operation is not disturbed, and the passenger is unavoidably normal. The escape device 10 cannot be assembled.

Embodiment 2. FIG.
Next, a passenger escape device according to Embodiment 2 will be described. The passenger escape device according to the second embodiment constitutes the passenger escape device by installing a ladder assembly on the outer surface of the escalator instead of the rope ladder assembly of the first embodiment. About the leg assembly and the fence assembly Is the same as in the first embodiment.

  FIG. 17 shows an outer surface of the escalator that houses the passenger escape device according to the second embodiment. In FIG. 17, an opening 20 is formed in the outer plate 17, and a lid 21 is installed so as to close the opening 20. The opening 20 is formed at substantially the same position as the back surface of the box 9 installed in the inner plate 4. The lid 21 slides down along the groove 23 formed downward from the opening 20 by the lock device 22 that is unlocked in conjunction with the lock device 7 described in the first embodiment. Note that a spring 24 that gently lowers the lid 21 and a notification device 25 that notifies the opening of the lid 21 are installed in the opening 20 to notify the passenger of the opening of the lid 21.

  FIG. 18 is a front view when the ladder assembly installed in the opening 20 of the outer plate 17 is stored, and FIG. 19 is a side view thereof. 18 and 19, an upper shaft 26 extending in the horizontal direction is provided in the upper portion of the outer plate 17 in which the opening 20 is formed, and a lower shaft 27 extending in the horizontal direction is provided in the lower portion. Both the upper shaft 26 and the lower shaft 27 are firmly installed at both ends of an escalator housing or the like, and support a ladder assembly 28 described later. A deck board 29 that connects the outer plate 17 and the handrail 3 is provided.

  In the ladder assembly 28, the connecting members 28a and 28b are adjusted so that the connecting members 28a and 28b gently descend counterclockwise with the upper shaft 26 and the lower shaft 27 as fulcrums and the horizontal ladder 28c stops horizontally. . The ladder adjusting portion 28d and the ladder landing portion 28e also descend counterclockwise with the connecting member 28b as a fulcrum.

  The ladder landing portion 28e has a sharp tip, and the outer diameter of the ladder landing portion 28e is thin and gradually thickened, and the ladder adjustment portion 28d is adjusted so that the outer diameter of the end portion is in close contact with the inner diameter of the lower ladder 28f. Further, as shown in FIG. 20, when the ladder landing portion 28e housed in the lower ladder 28f protrudes from the lower ladder 28f and the ladder landing portion 28e reaches the floor surface, FIG. 21 and its E portion enlarged view. As shown in FIG. 22, the stopper 28g provided inside the ladder landing portion 28e penetrates the hole 28h of the lower ladder 28f, and the ladder landing portion 28e is fixed to the lower ladder 28f. In addition, about another structure, it is the same as that of Embodiment 1, and duplication description is abbreviate | omitted by attaching | subjecting the same code | symbol. Further, in the second embodiment, the passenger escape device 30 is configured by the leg assembly 11, the fence assembly 12, and the ladder assembly 28.

  The passenger escape device 30 according to the second embodiment is configured as described above, and operates as follows. In the event of an emergency, when the locking device 22 linked with the locking device 7 is opened and the lid 21 is lowered, the ladder assembly 28 rotates counterclockwise about the upper shaft 26 and the lower shaft 27, and then the ladder landing The portion 28e also rotates counterclockwise around the connecting member 28b. When the ladder landing portion 28e that has been slid down from the lower ladder 28f is landed, the adjustment of the ladder adjusting portion 28d makes close contact with the inner diameter of the lower ladder 28f, and the stopper 28g, which is a locking means, enters the hole 28h. The ladder 28f and the ladder landing portion 28e are locked.

  As described above, according to the passenger escape device 30 according to the second embodiment, the ladder assembly 28 is housed in the outer plate 17 provided outside the balustrade 2, and the locking device 22 is opened in the event of an emergency. Thus, since the ladder assembly 28 can be automatically and securely installed, the passenger 18 can safely escape from the escalator, as shown in the utilization diagram of FIG.

DESCRIPTION OF SYMBOLS 1 Step 1a Riser 2 Parapet 3 Handrail 4 Inner plate 5, 21 Lid 6 Electric lock 7, 22 Lock device 8 Handle 9 Box 10, 30 Passenger escape device 11 Leg assembly 11a Leg tip part 11b Leg fixing part 11c Adjustment leg 11d Hard rubber 12 Fence assembly 12a Handrail retainer 13 Rope ladder assembly 13a Footrest member 13b Wing member 13c Ring plate 13d Insertion fitting 13e Pin 13f Support member 13g Opening spring 13h, 24 Spring 13i Stopper 13j Rope 13k, 28h Hole 13l, 28g Stopper 14, 16, 28a, 28b Connecting member 14a Fixing screw groove 15 Shaft 17 Outer plate 18 Passenger 20 Opening 23 Groove 25 Notification device 26 Upper shaft 27 Lower shaft 28 Ladder assembly 28c Horizontal ladder 28d Ladder adjustment part 28e Ladder landing part 28f Lower part Ladder 29 Deck board

Claims (7)

A step that moves from one boarding gate to the other gate, a handrail that moves in synchronization with the step, a balustrade that guides the handrail and has an inner plate that forms the side wall of the step In a passenger escape device of a passenger conveyor that is installed in a passenger conveyor provided and causes a passenger to escape from the passenger conveyor in the event of an emergency,
An opening is formed in the inner plate to form a storage portion of the passenger escape device, and the opening is normally closed to the opening, and includes a lid that opens the opening in the event of an emergency.
The passenger escape device includes a leg assembly in which constituent members are rotatably connected by a connecting member, folded and stored in the storage portion, and an upper end portion fixed to a housing of a passenger conveyor, and the constituent members are connecting members. And a rail assembly that is pivotally connected to the leg assembly and is pivotally connected to the leg assembly, and is folded and stored in the storage portion, with one end portion being the passenger A passenger escape device for a passenger conveyor, comprising: a rope ladder assembly fixed to a fixed portion of the conveyor.   The footrest part of the rope ladder assembly is formed of a tubular footrest member, and provided with wing members that project from both end portions of the footrest member by the weight of the footrest member in both end portions of the footrest member. Item 12. A passenger escape device for a passenger conveyor according to Item 1.   The passenger escape device for a passenger conveyor according to claim 2, wherein the wing member forms a predetermined gap with an outer plate provided outside the balustrade when spread. A step that moves from one boarding gate to the other gate, a handrail that moves in synchronization with the step, a balustrade that guides the handrail and has an inner plate that forms the side wall of the step In a passenger escape device of a passenger conveyor that is installed in a passenger conveyor provided and causes a passenger to escape from the passenger conveyor in the event of an emergency,
A first opening is formed in the inner plate to store a leg assembly and a fence assembly of the passenger escape device, and the first opening is normally in the first opening. And a first lid that opens the first opening in the event of an emergency,
A second opening is formed in an outer plate provided outside the balustrade to store a ladder assembly of the passenger escape device, and the first cover is formed in the second opening. A second lid for opening the second opening in conjunction with the body,
The leg assembly is configured such that the constituent members are rotatably connected by a connecting member and folded to be stored in the first storage portion, and the upper end portion is fixed to the housing of the passenger conveyor,
The fence assembly is configured such that the constituent members are rotatably connected by a connecting member and folded to be stored in the first storage portion, and are rotatably connected to the leg assembly,
The ladder assembly is a passenger escape device for a passenger conveyor, wherein constituent members are folded and connected by a connecting member so as to be folded and stored in the second storage unit.   The ladder assembly includes a ladder landing portion that re-slides down and landing from a lower ladder of the ladder assembly during operation of a passenger escape device, and the lower ladder and the ladder landing portion when the ladder landing portion lands. The passenger escape device for a passenger conveyor according to claim 4, further comprising locking means for stopping.   The passenger according to any one of claims 1 to 5, wherein an adjustment leg capable of changing a length according to a height of the step is provided at a lower end tip portion of the leg assembly. Conveyor passenger escape device.   The connecting member has a hook-shaped thread groove into which a coin can be fitted, and when the coin is inserted into the thread groove and turned, the constituent members connected by the joining member can be fixed at an arbitrary angle state. The passenger escape device for a passenger conveyor according to any one of claims 1 to 6, wherein:

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