JPH069188A - Elevator concurrently used for wheelchair - Google Patents

Abstract

PURPOSE:To improve the operating efficiency by increasing the operating speed of an escalator until special footsteps reach to near the landing when the escalator is converted to the operation of the wheelchair, in an escalator provided with special footsteps for loading a wheelchair and inclining footsteps neighboring the special footsteps. CONSTITUTION:The escalator used for wheelchair concurrently has the first to the third special footsteps 10 to 12 to form a footstep for wheelchair convertible to the condition to load a wheelchair, when a wheelchair is conveyed. In the first special footstep 10, a holder element 18a is removed from a holding unit 19a by the operation of a driving device 15a, and tilted around a shaft 20, in an inclining operation. And in the second special footstep 11, by moving a connecting rod 22 which has a rack tooth forward and rearward, by a driving member 15b, the second special footstep 11 is connected to and disconnected from the third special footstep 12, while the third special footstep 12 is moved up and down with a pantograph 25 by a driving member 15c. In this case, when the escalator is converted to the wheelchair operation the operation speed of the escalator is increased faster than a normal operation until the special footsteps 10 to 12 reach to near the landing, so as to prevent the reduction of the operating efficiency.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an escalator for wheelchairs.

[0002]

2. Description of the Related Art Recently, a wheelchair-equipped escalator has been installed in a station building or the like, which enables a wheelchair user to board while using a wheelchair.

In such a wheelchair-equipped escalator, at least one special step for mounting a wheelchair is provided among a number of steps which are connected endlessly and circulate, so that a wheelchair user can be carried and transported. Has become. This special step operates as a step for general passengers during normal driving, and operates to secure a space for wheelchair loading during wheelchair operation, so that both general passengers and passengers using wheelchairs can use it as a combined use. It is common to have

When a wheelchair user is to be placed on an escalator during normal driving, first the general user is completely transported, then the mode is switched to wheelchair driving, and the special step comes to the entrance / exit where the wheelchair user is located. When it does, it is stopped manually or automatically. Similarly, when the wheelchair passenger gets off at the other entrance / exit, the escalator is once stopped to lower the wheelchair user, and then the escalator is returned to normal operation to safely transport the wheelchair user. It is supposed to do.

[0005]

However, in the conventional driving method, since the escalator is temporarily stopped at each entrance / exit of the wheelchair when driving the wheelchair, the driving efficiency is poor and the service for general users is also deteriorated. become. Also, after switching to wheelchair driving, normal driving speed (30m /
The waiting time is quite long in some cases because the special steps are waiting for the passengers to reach the entrance / exit of the vehicle by driving the steps at (min), which may be a problem related to driving efficiency. Therefore, an object of the present invention is to provide an escalator for wheelchairs,
It is to improve the operation efficiency.

[0006]

According to the present invention, at least one special step for wheelchair mounting is provided among a number of steps which are connected in an endless manner and circulate, and a special step for mounting a wheelchair is provided between a pair of passengers. In the escalator for transporting and transporting the escalator, after switching to wheelchair driving, the escalator is allowed to travel at a speed higher than the normal operation speed of the escalator until the special step reaches the vicinity of the entrance / exit, and There is provided a wheelchair-combined escalator that allows the escalator to travel at a slow speed at the entrance / exit when driving.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1, reference numeral 1 denotes an escalator which is inclinedly arranged between an entrance 2 on the lower floor and an entrance 3 on the upper floor, 1a is a truss, 4 is a wheelchair user, 5 is an attendant, and 6 is An attendant call button provided at the entrance / exit 2 for contacting the attendant 5, 7 is a wheelchair operation changeover switch provided at the parapet of the escalator 1, 8 is a boarding confirmation operation button, and 8a
Is a step-down confirmation button, and 9 is a step. The upper surfaces of the steps 9 are flat in the vicinity of the entrance 2 and the exit 3, and the upper surfaces of the steps 9 form a step difference at an inclined portion in the middle. Has been done. 10 is a first special step forming a wheelchair step among a large number of steps 9, 11 is a second special step, and 12 is a third special step. Reference numeral 13 is an urging device for transforming the special steps into a wheelchair mountable state or returning to a normal operation state during wheelchair operation. Figure 2
6 to 9 are diagrams showing the structure and operation of the special steps. The operation of the special steps will be described using these.

FIG. 2 shows a case where the special steps are not energized and the normal operation is performed. Further, FIG. 3 shows a case where a special step is urged and a wheelchair or the like is mounted and operated. In these 1
a is a truss and 13 is a biasing device for a special step. Reference numeral 13a is a rack attached to the urging device, 14a, 14b and 14c are pinions attached to a special step side that meshes with the rack 13a, and 15a, 15b and 15c are mechanism inside the step due to the rotational force of the pinions 14a, 14b and 14c. Is a drive unit for driving the. or,
Although not shown, proximity switches are provided near the entrances and exits 2 and 3, respectively, for detecting that special steps are approaching. Based on the operation of the proximity switches, the speed control of the escalator for getting on and off the wheelchair is controlled by the motor 30. It is supposed to be done.

The first special step 10 is a step in which a part of the step can be inclined, 16 is an inclined step, and 17 is a fixed step. In the normal operation state, the drive unit 15 attached to the inclined step portion 16
The retainer 18a projects from the a, and the retainer 19a of the fixed step portion 17
The inclined step portion 16 and the fixed step portion 17 are integrated with each other. During the tilting operation, the holder 18a is disengaged from the holder 19a and tilts around the tilt rotation shaft 20.

The second special step 11 is a step provided with a connecting device for connecting the step plate portions of the third special step 12 so as to form a tread surface for about two steps when the inclined part runs. In this connecting device, the gear 21 is rotated by the drive unit 15b and the connecting rod 22 having rack teeth is advanced and retracted to be connected to the third special step 12,
Perform separation.

The third special step 12 is a step whose part is connected by the second special step 11 to form a wide tread surface, 23 is a connected step portion, and 24 is a fixed step portion which is not connected. The connecting step portion 23 and the fixed step portion 24 are connected by a pantograph 25, and the degree of freedom of displacement operation of the connecting step 23 is regulated. In the normal operating state, the retainer 18c is projected by the drive portion 15c attached to the fixed step portion 24, meshes with the retainer 19c of the connecting step portion 23, and the connecting step portion 23 and the fixed step portion 24 are integrated. During the connecting operation of the second and third special steps, the retainer 18c is disengaged from the retainer 19c, and the connecting step portion 23 can follow the second special step 11. Furthermore, a wheel stop 25a is provided on the third special step to prevent the wheelchair from falling when the wheelchair is mounted. The car stop 25a is projected and retracted from the upper surface of the tread by the drive portion 15c.

FIG. 4 shows a state in which the special steps 10, 11 and 12 are urged and the vehicle is traveling on the hypotenuse part in a state where a wheelchair or the like can be mounted. 5 and 6 are views showing the appearance of the special steps.
Shows a normal driving state, and FIG. 6 shows a state where a wheelchair or the like can be mounted. The escalator capable of transporting a wheelchair or the like is configured as described above, and a plurality of steps are connected to secure a space for mounting a wheelchair. In the above-described configuration, the operation operation when the wheelchair operation changeover switch 7 is operated will be described with reference to FIGS. 7 and 8.

First, after confirming that the transportation of general passengers has been completed, when the wheelchair operation changeover switch 7 is operated (step 1), the motor 30 is subjected to variable voltage variable frequency control by an inverter (not shown). The escalator operates at a high speed of 45m / min (step 2).

When the special step approaches the entrance / exit, the proximity switch is operated (step 3), and the motor 30 is inverter-controlled in the same manner as described above, so that the wheelchair is easy to enter and the attendant can operate the room with a margin. , For example 3.5 m / mi
It is operated at n (step 4). When boarding is completed,
The attendant operates the boarding confirmation button 8 (step 5).
When the boarding confirmation button 8 is operated, the escalator runs at a prescribed speed of 30 m / min (step 6), and the proximity switch operates again near the entrance / exit (step 7). When the proximity switch operates, the speed at which the wheelchair can easily get off, for example, 7.5
The escalator is operated at m / min (step 8).
Here, the speed of the escalator when the wheelchair gets off is
It is preferable that the speed is higher than the speed when boarding. I mean,
This is because the inertial force of the wheelchair itself can be obtained so that the user can get off smoothly, and the operation of the attendant is much easier when getting off the car than when getting on board, which is also preferable from the viewpoint of driving efficiency.

Finally, when it is confirmed that the wheelchair has descended, the descending confirmation button 8a is operated (step 9) to return the escalator to the normal operation (30 m / min) (step 10).

As described above, according to this embodiment, the escalator is operated at a high speed until the special steps reach the entrance after switching to wheelchair driving, thereby shortening the waiting time for arriving at the special steps and at the time of wheelchair driving. The speed of the escalator when getting off the wheelchair is set to be larger than the speed of the escalator when getting in the wheelchair, so that the general passenger service is provided. While satisfying, wheelchair users can be safe.

[0018]

As described above, according to the present invention, it is possible to provide a wheelchair-equipped escalator which is excellent in driving efficiency in consideration of a service for general passengers while ensuring safety for wheelchair users.

[Brief description of drawings]

FIG. 1 is an overall configuration diagram of a wheelchair-equipped escalator according to the present invention.

FIG. 2 is a cross-sectional view showing the structure of a special step of the present invention.

FIG. 3 is a cross-sectional view showing a structure of a special step of the present invention.

FIG. 4 is a sectional view showing the structure of a special step of the present invention.

FIG. 5 is a perspective view showing an external configuration of a special step of the present invention.

FIG. 6 is a perspective view showing an external configuration of a special step of the present invention.

FIG. 7 is a flowchart showing the operation of the wheelchair-equipped escalator according to the present invention.

FIG. 8 is an operation time chart of the wheelchair-operated escalator according to the present invention during wheelchair driving.

[Explanation of symbols]

2, 3 ... entrance / exit, 8 ... wheelchair operation changeover switch, 9 ... steps, 10 ... first special step, 11 ... second special step, 12 ... third special step.

Claims (3)

[Claims] 1. An escalator for transporting a passenger between a pair of entrances and exits, wherein a special step for mounting a wheelchair is provided in at least one of a plurality of steps which are connected endlessly and circulate. After switching to wheelchair driving, the wheelchair-equipped escalator is characterized in that the escalator is caused to travel at a speed higher than a normal operation speed of the escalator until the special step reaches the vicinity of the entrance / exit. 2. An escalator in which a special step for wheelchair mounting is provided in at least one of a number of steps which are connected in an endless manner and circulates, and which conveys and transports between a pair of entrances and exits for passengers. An escalator for wheelchairs, characterized in that the escalator is driven at a slow speed at the entrance / exit when the wheelchair is operated. 3. The invention according to claim 2, wherein when driving a wheelchair, the speed at the exit side entrance / exit is made higher than the speed of the escalator at the passenger entrance / exit entrance side of the wheelchair. A featured wheelchair-equipped escalator.