JP2001048457A - Handrail device for variable speed passenger conveyer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To operate a handrail device stably and also remove a passenger's injury by the handrail device, in a variable speed passenger conveyer. SOLUTION: Plural handrail pieces 1 grasped by a passenger are connected endlessly by a telescoping connection body 5 and travelled on a running rail 2 provided in a line with the passenger conveyer formed endlessly in a vertical surface. This handrail device has legs 6a holding the running rail 2 for running the handrail piece 1 from the upperside and is provided with a support body 6 for supporting the telescoping connection body 5 and a guide roller 7 for running this support body 6 along the running rail 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a handrail for a passenger conveyor such as a moving walkway or an escalator,
The present invention relates to a handrail device for a variable-speed passenger conveyor that changes the moving speed of a handrail in response to a change in the moving speed of a pallet on which a passenger is placed, from an entrance to an exit.

[0002]

2. Description of the Related Art Recently, many passenger conveyors capable of transporting passengers without walking have been installed in airports, train stations, tourist facilities, and the like.

The speed of the conventional passenger conveyor is generally constant at a constant speed from the entrance to the exit. The gates and exits are designed to be safe for passengers
The speed must be about 40 m / min or less, and the speed is constant at this speed from the entrance to the exit.

[0004] However, passenger conveyors installed for access to urban transportation have become long-distance types, and there is a strong demand for speeding up the transport speed in the middle.

Therefore, at the entrance, a safe speed is set at the time of the transfer, and the speed is gradually increased to a speed higher than the intermediate speed.
As a safe speed to gradually decelerate at the exit and get off at the entrance, a variable speed passenger conveyor that has secured the safety of passenger transfer has been proposed. Things are mainstream. When the traveling speed of the pallet is variable, the moving speed of the handrail must also be variable.

As a conventional technique for changing the handrail to a variable speed, there is a technique disclosed in Japanese Patent Application Laid-Open No. Hei 10-81479. A handrail device for a variable-speed passenger conveyor based on this technology includes a traveling rail having a passenger transportation line and a return line formed in a loop, a plurality of handrail pieces moving along the traveling rail, and the same as the traveling rail. A reference guide rail formed in a loop shape, and a side guide rail which is provided in an acceleration / deceleration section with an interval varying in a plane and the reference guide rail, provided between the reference guide rail and the side guide rail. A link provided continuously in a V-shape, and a reference guide rod connected to the end of the link on the reference guide rail side via a plurality of handrail pieces and engagement fittings.
In the high speed section of the transport line and the high speed section of the return line, there is provided a drive chain having a protrusion for engaging with the fitting of the handrail to move the handrail. It is provided.

The handrail device will be described with reference to FIGS. 5 and 6 as follows. FIG. 5 is a schematic enlarged side view of a balustrade portion provided with a handrail piece of the variable-speed passenger conveyor, and a transport line A includes an acceleration section S1, a high-speed section S2, and a exit where the handrail piece is gradually accelerated from the entrance. There is a deceleration section S3 in which the speed is gradually reduced.

The return line B includes a reversal section S4 for reversing the handrail, an acceleration section S5, a high-speed section S6, a deceleration section S7 for gradually decelerating, and a reversal section S8 toward the entrance.
Having.

In the high-speed section S2, the drive chain 21
Are provided, and the handrail is driven at a high speed by the sprocket 22. One of the sprockets 22 has the same motor as the sprocket in the lower pallet transfer line (not shown) and is driven in synchronization with the high speed of the pallet.

FIG. 6 is a schematic plan view showing a guide rail for accelerating handrail pieces provided in the acceleration sections S1 and S5 according to the handrail device. In FIG. 6, reference numeral 23 denotes a handrail piece, and reference numeral 24 denotes a traveling rail for guiding the handrail piece 23. The traveling rail 24 is provided in a loop shape over the entire area of the transport line A and the return line B in FIG.

Reference numeral 25 denotes a reference guide rail provided in parallel with the travel rail 24. The reference guide rail 25 is formed in a loop over the entire area of the transport line A and the return line B, similarly to the travel rail 24. 26 is a side guide rail, and the acceleration / deceleration sections S1, S3, S5,
In S7, the gap changes in the plane with the reference guide rail 25, and the gap is constant in the reversal sections S4 and S8.

Reference numeral 27 denotes a link, and the reference guide rail 2
5 and a side guide rail 26, a V-shape is continuously provided in a loop shape over the entire area of the transport line and the return line. A reference guide roller 28 engaged with the handrail piece 23 is provided on the reference guide rail 25 side of the link 27, and a side guide roller 29 is provided on the side guide rail 26 side. It is guided along the guide rail 25 and the side guide rail 26.

When a link 27 'and a reference guide roller 28' are also provided between the handrail pieces 23, 23 to form a continuous link system, the distance between the reference guide rail 25 and the side guide rail 26 is reduced. There is an advantage that it can be formed and the width of the handrail can be designed to be small.

As shown in the figure, in the deceleration sections S3 and S7, the side guide rails 26 are arranged so that the distance from the reference guide rails 25 gradually increases in the transport direction (arrow). Therefore, the angle formed by the links 27 becomes acute as the distance between the reference guide rail 25 and the side guide rail 26 increases, and the handrail 2
The intervals of 3, 23 approach each other, and a low-speed state can be formed.

The interval between the reference guide rail 25 and the side guide rails 26 in the acceleration sections S1 and S5 is narrowed in the transport direction in the opposite direction, and the handrail is moved in this state. Then, the angle formed by the links 27 becomes an obtuse angle, the interval between the handrail pieces 23, 23 is widened, and a high-speed state is set.

FIG. 7 is a side view showing an engagement state between the drive chain 21 and the handrail piece 23 for high-speed driving in the high-speed section S2 in FIG. In FIG. 7, reference numeral 21 denotes a drive chain, and reference numeral 21a denotes a projection provided on the chain 21 at a predetermined interval. Reference numeral 30 denotes an engagement fitting which is engaged with the handrail piece 23 at the other end.
The roller 21b of the projecting portion 21a of the chain 21 is engaged with the chain a, and is conveyed by driving the sprocket 22.

The intermediate portion of the engagement fitting 30 is integrally attached to a connecting body 28a of the reference guide roller 28, and the other end is provided with a roller 30b to be attached to the fitting 23a of the handrail piece 23. Is engaged.

A reference guide rail 25 guides the reference guide roller 28. Numeral 24 denotes a traveling rail for the handrail piece 23. The traveling rails 23b and 23c attached to the handrail piece 23 travel to move the handrail piece 23.
To run. The high-speed section S6 in FIG. 5 also has a similar engagement structure.

As shown in the plan sectional view of FIG. 8, between the adjacent handrail pieces 23, a flexible handrail cover 31 made of an elastic bellows or the like capable of coping with a change in the distance between the handrail pieces 23 is provided. Is provided.

[0020]

However, the technique disclosed in Japanese Patent Application Laid-Open No. Hei 10-81479 has the following problems.

A cover connected to both handrails is provided between the handrails to prevent the passenger's hand from being pinched by the handrails. In a handrail device of a variable-speed passenger conveyor, the cover must be highly elastic because the distance between the handrail pieces varies. For this reason, if the handrail pieces are not run while supporting the cover by some means, when the distance between the handrail pieces is reduced, the handrail cover is caught on a running rail or the like, and there is a problem that running is hindered. Such points have not been taken into account.

Further, when the handrail piece is inverted and drawn under the floor, no measure is taken to prevent the passenger's finger gripping the handrail piece from being drawn between the handrail piece and the floor.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art, and can stably move a telescopic connection member provided between handrail pieces, and can improve the performance of passengers. It is an object of the present invention to provide a variable-speed passenger conveyor railing device which does not threaten the safety of a passenger.

[0024]

SUMMARY OF THE INVENTION A first handrail device for a variable speed passenger conveyor according to the present invention comprises a plurality of handrail pieces to be gripped by passengers connected endlessly by a telescopically connectable member, and a vertical In a handrail device of a variable-speed passenger conveyor that runs on a traveling rail provided in parallel with a passenger conveyor formed endlessly in a plane, a leg holding a traveling rail for traveling the handrail piece from above. A supporting member for supporting the telescopic connector, and a guide roller for moving the supporting member along a traveling rail.

Also, two guide rollers for the support are provided in the legs with the support interposed therebetween, and these two guide rollers run on the running rail.

Further, a spacing member is provided to prevent the support from meandering before and after the traveling direction of the leg of the support, and to prevent the interval between the adjacent supports from shrinking to a certain distance or more. is there.

[0027] In the first handrail device for a variable-speed passenger conveyor according to the present invention, the stretchable connecting member between the handrail pieces is supported so as not to meander, and the handrail piece travels while not shrinking more than necessary. As a result, the handrail piece can be smoothly run, and the passenger's finger does not get caught between the side wall or the like and the handrail piece.

Further, the appearance of the handrail device is improved because the connecting body can be uniformly shrunk particularly in a low speed section.

Further, the handrail device of the second variable-speed passenger conveyor according to the present invention is characterized in that a plurality of handrail pieces to be gripped by passengers are connected endlessly by a telescopic connecting body, and are endlessly connected in a vertical plane. In a handrail device of a variable-speed passenger conveyor that runs on a running rail provided in parallel with a passenger conveyor formed in a shape, a vertical cross-sectional shape along a traveling direction of a grip portion of the handrail piece gripped by a passenger. In a substantially trapezoidal shape.

In the second handrailing device for a variable-speed passenger conveyor according to the present invention, the front and rear portions of the upper surface of the handrail piece in the traveling direction are inclined, so that when the handrail piece is inverted at the inverting portion of the conveyor. The hand of the passenger is easily separated from the handrail, and the hand of the passenger is not pinched between the handrail and the floor.

The third handrailing device for a variable-speed passenger conveyor according to the present invention is characterized in that a plurality of handrail pieces to be gripped by passengers are connected endlessly with a telescopically connectable body so as to be endless in a vertical plane. In a handrail device of a variable-speed passenger conveyor that runs on a running rail provided in parallel with a passenger conveyor formed in a shape, the passengers on the handrail pieces before reaching the position where the handrail pieces are drawn under the floor. And a guide plate for guiding the finger of the user from the handrail piece.

In the third handrail device for a variable-speed passenger conveyor according to the present invention, it can be understood that the guide plate allows the passenger's finger to be separated from the handrail piece or to approach the retracted position even if it is not released. Therefore, when the handrail is pulled under the floor, the passengers' fingers are not simultaneously drawn.

[0033]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a side view showing a handrail device of a variable-speed passenger conveyor according to a first embodiment of the present invention. FIG. 1A shows a state in a low-speed section, and FIG. 1B shows a state in a high-speed section. The state is shown.

FIG. 2 is an explanatory view of the cover support, FIG. 2 (a) is a front view of the cover support, FIG. 2 (b) is a side view of the cover support, and FIG. 2 (c). FIG. 3 is a perspective view of a cover support.

In this handrail device, a plurality of handrails 1 travel on the traveling rail 2 by traveling rollers 3 and 4 provided so as to sandwich the traveling rail 2 from above and below. An extensible handrail cover 5 is provided between adjacent handrail pieces 1, and the distance between the adjacent handrail pieces 1 changes as the handrail cover 5 expands and contracts. Since the handrail cover 5 expands and contracts, there is a possibility that it will be caught on the traveling rail 2. Therefore, a plurality of cover supports 6 that support the handrail cover 5 are provided. A guide roller 7 for moving the cover support 6 along the traveling rail 2 is provided before and after each cover support 6.

Reference numeral 18 in the figure indicates that when the handrail cover 5 is extended in the high-speed section, the passenger can use the handrail cover 5.
Is a cover support that prevents the handrail cover 5 from being lifted when trying to pull it up.

The cover support 6 and the guide roller 7 will be described in detail. As shown in the front view of FIG. 2 (a) and the side view of FIG. 2 (b), the cover support 6 has a substantially U-shaped cross section. And embrace the running rail 2 at both ends of the U-shape,
A leg 6a is provided to prevent the cover support 6 from detaching from the traveling rail 2.

The two guide rollers 7 are attached to the front and rear with the cover support 6 interposed therebetween by spacers 8.
While guiding the cover support 6, the cover support 6
Is prevented from falling back and forth.

As the distance between the two guide rollers 7 increases, the cover support 6 is less likely to fall down. However, if the distance is too large, the front and rear guide rollers contact the handrail in a low-speed section, and Since the distance cannot be maintained properly, the guide roller 7 is moved to the longest distance where the distance cannot be maintained.
Set the distance between them.

The support structure of the guide roller 7 will be described.
A bearing bracket 9 is provided in the middle of the U-shape of the cover support 6, and the guide roller 7 rotates around a fixed shaft 11 supported by two bearings 10 arranged on the bearing bracket 9. It is attached so that it rotates.

The cover support 6 is provided with four square pillar-shaped spacers 12 on the front, rear, left and right sides of the cover support 6. With the spacing member 12, the cover supporting member 6 separates the spacing member 1
The provision of the rail 2 allows the vehicle to travel on the travel rail 2 without meandering.

Further, the spacer 12 hits the front and rear cover supports 18 in the low-speed section shown in FIG. 1A, so that the handrail cover 5 can be uniformly shrunk and the cover support 6 can fall down. There is also an effect of suppressing or preventing the guide rollers 7 from hitting each other.

The cover support 18 is not provided with a guide roller or a spacer, and the handrail cover 5 connected to and supported by the cover support 18 is pulled up even when pulled. It has a leg for holding the guide rail 2 so as not to go up.

FIG. 3 is a front view of a handrail piece in a handrail device for a variable-speed passenger conveyor according to a second embodiment of the present invention. The shape of the vertical cross section along the traveling direction of the handrail 1 is trapezoidal, and the front and rear ends of the upper surface of the handrail 1 along the traveling direction are inclined surfaces 1a. For this reason, when the handrail piece 1 is inverted and drawn under the floor, the passenger's finger smoothly separates from the handrail piece, so that the passenger's finger moves together with the handrail piece 1 into the gap between the handrail piece 1 and the floor surface. You will not be drawn and hurt.

FIG. 4 is an explanatory view of a protection side plate of a reversing part in a handrail device of a variable speed passenger conveyor according to a third embodiment of the present invention. FIG. 4 (a) is a front view of the protection side plate, and FIG.
(B) is a side view of a protection side plate. Before the handrail is turned over, the upper surface of the handrail piece 1 is covered with a newell plate 13 serving as a cover.
, And enters the inlet guard safety device 15 while gradually being buried in the Newell plates 13 and 14. In addition, the inlet guard safety device 15 is a safety device that operates by being pressed when a hand or the like of a passenger enters with the handrail piece 1 or when trying to insert a finger or the like into the entry portion by mischief or the like. .

On both sides of the entrance of the handrail piece 1 under the floor, there are provided protective side plates 17 each having an arc-shaped outer edge and attached to the newell plate 13 or 14 and the floor plate 16. The protective side plate 17 has the effect of preventing the inlet guard safety device 15 from being tampered with from the side and front. Further, even if the passenger attempts to enter the inlet guard safety device 15 with the hand resting his / her finger on the handrail piece 1, in the state of the handrail piece 1 'shown by the two-dot chain line in FIG. Protect side fingers 1
7 can be detached from the handrail piece 1 'along the outer edge of the same. The protection side plate 17 is a predetermined force, and the Newell part plate 1
Since the structure is detached from the rails 3 and 14, even if a finger is sandwiched between the handrail piece 1 'and the protection side plate 17, the finger is not damaged because the protection side plate 17 comes off.

[0047]

The telescopic connector between the handrails can be run without meandering, so that the connector can run stably and the gap between the handrail and the side wall is reduced. The passengers do not pinch their fingers.

In the low-speed section, the appearance of the handrail device is improved because the connecting member can be uniformly contracted.

Further, at the entry portion of the handrail piece of the reversing part, the finger can be easily separated from the handrail piece,
Passenger safety is increased.

[Brief description of the drawings]

FIG. 1 is a side view showing a handrail device of a variable-speed passenger conveyor according to a first embodiment of the present invention, where (a) shows a state in a low-speed section and (b) shows a state in a high-speed section. ing.

FIG. 2 is an explanatory view of a cover support, wherein (a) shows a cover;
FIG. 2B is a front view of the support, and FIG. 2B is a side view of the cover support.

FIG. 3 is a front view of a handrail piece in a handrail device of a variable-speed passenger conveyor according to a second embodiment of the present invention.

FIG. 4 is an explanatory view of a protection side plate of a reversing part in a handrail device of a variable speed passenger conveyor according to a third embodiment of the present invention, (a) is a front view of the protection side plate, and (b) is a view of the protection side plate. It is a side view.

FIG. 5 is an enlarged schematic side view of a balustrade provided with a handrail of a conventional variable speed passenger conveyor.

FIG. 6 is a plan view showing a conventional guide rail for accelerating a handrail provided in acceleration sections S1 and S5.

FIG. 7 is a side view showing an engagement state between a chain and a handrail piece for high-speed driving in a conventional high-speed section S2.

FIG. 8 is a plan sectional view of a conventional railing device for a variable-speed passenger conveyor.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Handrail piece 2 Running rail 3, 4 Running roller 5 Handrail cover 6 Cover support 7 Guide roller 8 Spacer 9 Bearing bracket 10 Bearing 11 Fixed shaft 12 Spacing material 13, 14 Newell plate 15 Inlet guard safety device 16 Floor plate 17 Protective side plate 18 Cover support

Claims (5)

[Claims] 1. A traveling rail provided in parallel with a passenger conveyor formed endlessly in a vertical plane by connecting a plurality of handrail pieces to be held by a passenger endlessly by a telescopic connector. A handrail device for a variable-speed passenger conveyor that travels on rails, the leg having a traveling rail for traveling the handrail piece from above and supporting the telescopic connector, A handrail device for a variable-speed passenger conveyor, comprising: a guide roller for moving a body along a traveling rail. 2. The vehicle according to claim 2, wherein two guide rollers of the support are provided in the leg portion with the support interposed therebetween, and the two guide rollers run on the running rail. The handrail device for a variable-speed passenger conveyor according to claim 1. 3. A spacer for preventing meandering of the support body before and after the running direction of the legs of the support body and for preventing the distance between adjacent support bodies from shrinking to a certain distance or more. The handrail device for a variable-speed passenger conveyor according to claim 1 or 2, wherein: 4. A traveling rail provided in parallel with a passenger conveyor formed endlessly in a vertical plane by connecting a plurality of handrail pieces to be held by a passenger endlessly by a telescopic connector. -A handrail device for a variable-speed passenger conveyor running on a rail, wherein the vertical cross-sectional shape along the traveling direction of a gripping portion of the handrail piece gripped by the passenger is substantially trapezoidal. Railing equipment. 5. A traveling rail provided in parallel with a passenger conveyor formed endlessly in a vertical plane by connecting a plurality of handrail pieces to be held by a passenger endlessly by a telescopic connector. A guide plate for guiding a hand of a passenger on the handrail away from the handrail before the handrail reaches a position where the handrail is pulled under the floor, in a handrail device of a variable-speed passenger conveyor running on a rail. A handrail device for a variable-speed passenger conveyor, characterized in that: