JP7404565B1 - Passenger conveyor emergency stop switch device - Google Patents

Abstract

An object of the present invention is to provide an emergency stop switch device for a passenger conveyor that is easy to find and operate. An emergency stop switch device 54 has a push button 72 on its upper surface for emergency stopping a step 30, and is provided on a board 32 or a peripheral member around the board 32. [Selection diagram] Figure 2

Description

Embodiments of the present invention relate to an emergency stop switch device for a passenger conveyor.

BACKGROUND ART In passenger conveyors such as escalators and moving walkways, emergency stop switches are installed on skirt guards near entrances and exits to stop the conveyor in case of danger to passengers.

Japanese Patent Application Publication No. 2012-153524 Japanese Patent Application Publication No. 2004-352391 Japanese Patent Application Publication No. 10-265162

As mentioned above, conventionally, emergency stop switches are mainly installed on the skirt guards near the entrance/exit, but if it is necessary to install the emergency stop switch in a position that is easier to find or add more, it is necessary to install it in the building. They are installed on the walls of passenger conveyors or on poles erected near boarding boards at passenger conveyor entrances. However, any installation method has the problem of requiring extensive construction work.

Additionally, if the emergency stop switch is installed at a location away from the passenger conveyor, there is a problem in that operation becomes difficult.

Furthermore, when two rows of passenger conveyors are installed side by side, there is a problem in that it is difficult to determine which passenger conveyor will be stopped by which emergency stop switch.

SUMMARY OF THE INVENTION Therefore, an object of the embodiments of the present invention is to provide an emergency stop switch device for a passenger conveyor that is easy for passengers to find and operate.

An embodiment of the present invention is an emergency stop switch device for stopping the driving of the motors of a plurality of passenger conveyors, wherein the plurality of passenger conveyors are arranged in two or more rows along the left-right direction, and the plurality of passenger conveyors are arranged in two or more rows along the left-right direction. Each emergency stop switch device is provided on a boundary member between the boarding board of the passenger conveyor and the boarding board of the adjacent passenger conveyor, and each of the emergency stop switch devices has a push button on its upper surface that causes an emergency stop of the motor. An emergency stop switch device for a passenger conveyor , characterized in that the upper surface of the push button is located at a lower position than the boarding plate .

FIG. 1 is a side view of an escalator seen from the left side, showing an embodiment of the present invention. FIG. 3 is a plan view of the upper floor side of escalators arranged in two rows. It is an enlarged view of the operation panel. FIG. 3 is an enlarged plan view of the emergency stop switch device. 5 is a cross-sectional view taken along line AA in FIG. 4. FIG.

An emergency stop switch device for a passenger conveyor according to an embodiment of the present invention will be described with reference to FIGS. 1 to 5. In this embodiment, an escalator 10 will be described as an example of a passenger conveyor, and as shown in FIG. We will explain the case where it is installed between. At this time, for example, it is assumed that one escalator 10 is performing an upward operation and the other escalator 10 is performing a downward operation.

(1) Escalator 10
First, the overall configuration of the escalator 10 installed on the left side will be described with reference to FIGS. 1, 2, and 5. FIG. 1 is an explanatory diagram of the escalator 10 viewed from the right side. However, in order to make the internal configuration of the escalator 10 easier to understand, illustration of the members on the right side of the escalator 10 is omitted. Furthermore, when describing the front-rear direction of the escalator 10, it is assumed that the lower floor is looked down from the upper floor, with the lower floor being the front side and the upper floor being the rear side.

As shown in FIG. 1, a truss 12, which is the framework of the escalator 10, is supported in the front-rear direction using support angles 2 and 3, spanning the upper and lower floors of the building 1.

Inside the machine room 14 on the upper floor side at the upper end of the truss 12, there are provided a drive device 18 for driving the steps 30, a pair of left and right step sprockets 24, and a pair of left and right belt sprockets (not shown). This drive device 18 has a motor 20 and a small drive sprocket 19. A large drive sprocket 25 is coaxially attached to the pair of left and right step sprockets 24, 24, and an endless drive chain 22 is spanned between the small drive sprocket 19 and the small drive sprocket 19. Furthermore, a control device 50 for controlling the motor 20 and the like is provided inside the machine room 14 on the upper floor side.

Inside the machine room 16 on the lower floor side at the lower end of the truss 12, a pair of left and right driven sprockets 26, 26 are provided. A pair of left and right endless step chains 28, 28 are spanned between a pair of left and right step sprockets 24, 24 on the upper floor side and a pair of left and right driven sprockets 26, 26 on the lower floor side. Between the pair of left and right step chains 28, 28, a pair of left and right first wheels 301, 301 of a plurality of steps 30 are connected at regular intervals. When the motor 20 rotates, the first wheel 301 of the step 30 runs on a first wheel dedicated guide rail (not shown) fixed to the truss 12, and the second wheel 302 of the step 30 runs on a first wheel dedicated guide rail (not shown) fixed to the truss 12. The vehicle runs on a guide rail exclusively for the second wheel.

A pair of left and right handrails 36, 36 are erected on both left and right sides of the upper part of the truss 12. A handrail rail 39 is provided above the balustrade 36, and an endless handrail belt 38 moves along this handrail rail 39.

A front skirt guard 40 on the upper floor side is provided at the front lower part of the upper floor side of the pair of left and right handrails 36, and a front skirt guard 42 on the lower floor side is provided at the front lower part on the lower floor side. Inlet portions 46 and 48, which are entrances and exits for the handrail belt 38, protrude from the front skirt guards 40 and 42, respectively. Skirt guards (inner decks) 44 are provided at the lower side surfaces of the pair of left and right handrails 36, and the steps 30 run between the pair of left and right skirt guards 44, 44.

The handrail belt 38 moves in synchronization with the steps 30 as a belt sprocket (not shown) rotates together with the step sprocket 24 .

As shown in FIG. 5, an installation member 78 is provided on the upper part of the frame member 76 that constitutes the upper part of the upper floor machine room 14, and the upper floor board 32 is detachably attached to this installation member 78. It is set horizontally. Also on the upper part of the machine room 16 on the lower floor side, a lower floor side boarding plate 34 is removably provided horizontally. As shown in FIGS. 1 and 2, a comb-shaped comb 60 is provided at the tip of the boarding board 32 on the upper floor side, and the step 30 enters into or is pulled out from this comb 60. . A comb-like comb 62 is also provided at the tip of the boarding board 34 on the lower floor side.

The escalator 10 installed on the right side also has the same configuration as the escalator 10 installed on the left side described above.

As shown in FIG. 2, there is a boundary between the upper floor board 32 of the left escalator 10 and the upper board 32 of the right escalator 10, which are arranged in two rows in the left-right direction. A member 64 is provided. The upper surface of this boundary member 64 is flat and installed at the same height as the board 32, that is, at the same height as the floor level. Note that the boundary member 64 is attached between the installation members 78 on both the left and right sides (see FIG. 5).

(2) Operation panel 52, 56
As shown in FIGS. 1 and 2, an operation panel 52 is provided on the left side skirt guard 44 near the entrance on the upper floor, and as shown in FIG. An operation panel 56 is provided on the left skirt guard 44. As shown in FIG. 3, the operation panel 52 and the operation panel 56 are provided with an emergency stop switch 66, an operation key switch 68, and a stop/buzzer key switch 70.

The emergency stop switch 66 is a push button type, and when a passenger presses the emergency stop switch 66, an emergency stop signal is output to the control device 50, the motor 20 is stopped, and the steps 30 stop running.

When a maintenance worker inserts a key (not shown) into the operation key switch 68 and rotates it counterclockwise in FIG. 3, the operation key switch 68 starts an upward operation, and when rotated clockwise, it starts a downward operation.

The stop/buzzer key switch 70 is constructed by a maintenance worker inserting a key (not shown), first turning it clockwise in FIG. 3 to sound a buzzer to notify the stop, and then turning it counterclockwise. This is to stop the escalator 10.

(3) Emergency stop switch device 54
As shown in FIGS. 1 and 2, an emergency stop switch device 54 is provided in a boundary member 64, which is a peripheral member around the board 32 on the upper floor.

The emergency stop switch device 54 on the upper floor side has a rectangular parallelepiped shape, and as shown in FIGS. 2 and 4, is fixed to the boundary member 64, and a part of the left side of the emergency stop switch device 54 is hung on the left side board 32, so a part of the right side of the left side board 32 is cut out to match the shape of the emergency stop switch device 54. Similarly, a portion of the left side of the right board 34 is also cut out to match the shape of the right side of the emergency stop switch device 54. Further, in the plan view shown in FIG. 2, the position where the emergency stop switch device 54 is provided is behind the rear end of the handrail belt 38 of the left escalator 10 and the rear end of the handrail belt 38 of the right escalator 10. on the boundary member 64 of. Further, as shown in FIG. 5, the top surface of the emergency stop switch device 54 is flat and set at the same height as the heights of the right and left getting on/off plates 32 and the getting on/off plates 32. Thereby, the emergency stop switch device 54 does not get in the way of the passenger's walking.

As shown in FIGS. 4 and 5, a push button 72 and a push button 74 are provided on the top surface of the emergency stop switch device 54. As shown in FIG. 5, the top surface of the push button 72 is formed at a lower position than the top surface of the emergency stop switch device 54. As a result, even if a passenger accidentally steps on a certain position of the push button 72 or the push button 74, these buttons will not be pressed down. Harnesses 80 protrude from the lower ends of these push buttons 72 and 74, respectively. The harness 80 from the left push button 72 is connected to the left control device 50, and the unillustrated harness 80 of the right push button 74 is connected to the left push button 72. It is connected to the control device 50 of the escalator 10 on the right side.

As shown in FIG. 4, the left push button 72 is provided with an arrow 82 pointing to the left on the outside, and the right push button 74 is provided with an arrow 84 pointing to the right. An arrow 82 indicates that the push button 72 is an emergency stop button for the left escalator 10, and an arrow 84 indicates that the push button 74 is an emergency stop button for the right escalator 10. Since it can be seen at a glance which escalator 10 can be stopped by displaying the arrows 82 and 84, the operation is easy to perform.

For example, if some event occurs on the left escalator 10 and a passenger wishes to bring it to an emergency stop, by pressing the push button 72 of the emergency stop switch device 54 in accordance with the arrow 82, the emergency stop signal is activated to control the left side escalator 10. The signal is output to the device 50, the motor 20 stops, and the step 30 of the left escalator 10 stops running.

As shown in FIG. 1, an emergency stop switch device 58 is also provided on the boundary member 64 between the boarding boards 34 arranged in the left-right direction on the lower floor side. The emergency stop switch device 58 on the lower floor side has the same configuration as the emergency stop switch device 54 on the upper floor side.

(4) Effects According to the embodiment of the present invention, the emergency stop switch devices 54 and 58 are located around the boarding boards 32 and 34 through which passengers pass, so they are easy to find and can be easily operated in an emergency. In particular, when stopping an escalator 10 next to the escalator 10 on which a passenger is riding, until now it was necessary to press the emergency stop switch 66 on the operation panel 52 on the skirt guard 44 of the adjacent escalator 10. For this purpose, it was necessary to get off the escalator 10 on which the user was riding and go around to the other side of the handrail 36 of the adjacent escalator 10 to operate it. However, in this embodiment, it is only necessary to get off the escalator 10 and operate the emergency stop switch devices 54 and 58 on the boarding boards 32 and 34, so the emergency stop can be performed more quickly.

In addition, since the emergency stop switch devices 54 and 58 are provided on the boundary member 64, there is no need to pass the harness 80 under the floor or wall of the building, eliminating the need for large-scale construction.

Moreover, since the emergency stop switch devices 54 and 58 are at the same height as the boarding boards 32 and 34, they do not interfere with the passengers' walking.

Moreover, since the push buttons 72 and 74 are located at a lower position than the top surfaces of the emergency stop switch devices 54 and 58, even if a passenger steps on a certain position of the push buttons 72 and 74, these buttons will not be pressed down.

Furthermore, when attempting to press the push buttons 72, 74 of the emergency stop switch devices 54, 58, the arrows 82, 84 indicate at a glance which button will stop which escalator 10, thereby preventing erroneous operations. There's nothing to do.

Further, as shown in FIG. 2, the emergency stop switch device 54 is located further rearward from the rear end of the handrail belt 38 when viewed from above, so when operating the emergency stop switch device 54, the operation It is safe because the person's body does not come into contact with the handrail belt 38.

Example of change

In the above embodiment, the emergency stop switch devices 54, 58 are provided between the parallel escalators 10, 10, but the emergency stop switch devices 54, 58 are not limited to this, and may be provided on the boarding boards 32, 34 of one escalator 10. When provided on the boarding boards 32, 34, it may be provided on either the left or right side of the boarding board 32, 34, or in the center of the boarding board 32, 34 in the left-right direction, and the com 60, 62 It may be provided at a position opposite to the position where is provided in the front-rear direction. In this case, the emergency stop switch devices 54, 58 can be provided by providing notches in the boarding plates 32, 34 and fitting the emergency stop switch devices 54, 58 into the notches.

Further, although the emergency stop switch device 54 is provided on the boundary member 64 in the above embodiment, surrounding members such as the installation member 78 that supports the boarding boards 32 and 34 may be provided at a location where it is easy to find and operate. may be provided.

Furthermore, by making the emergency stop switch devices 54 and 58 waterproof, they can also be installed on an outdoor escalator 10.

Further, in the above embodiment, the escalator 10 stopped immediately when the push buttons 72 and 74 of the emergency stop switch device 54 were pressed, but instead of this, an instantaneous delay circuit was provided, and the push buttons 72 and 74 were pressed for a certain period of time ( The escalator 10 may stop when pressed (2 seconds to 3 seconds). Thereby, it is possible to prevent the emergency stop switch devices 54, 58 from malfunctioning.

In the above embodiment, the escalator 10 is used as a passenger conveyor, but a moving walkway may be used instead.

Although one embodiment of the present invention has been described above, this embodiment is presented as an example and is not intended to limit the scope of the invention. These novel embodiments can be implemented in various other forms, and various omissions, substitutions, and changes can be made without departing from the spirit of the invention. These embodiments and their modifications are included within the scope and gist of the invention, as well as within the scope of the invention described in the claims and its equivalents.

DESCRIPTION OF SYMBOLS 10... Escalator, 38... Handrail belt, 44... Skirt guard, 50... Control device, 52... Operation panel, 54... Emergency stop switch, 56... Operation panel, 58... Emergency stop switch device, 64... Boundary member, 72... Push button, 74... Push button, 80... Harness, 82... Arrow, 84... Arrow

Claims (2)

In an emergency stop switch device that stops driving the motors of multiple passenger conveyors,
A plurality of the passenger conveyors are arranged in two or more rows along the left-right direction,
An emergency stop switch device for each of the plurality of passenger conveyors is provided on a boundary member between a board of the passenger conveyor and a board of the adjacent passenger conveyor,
The emergency stop switch device has a push button on its top surface that makes an emergency stop of the motor, and the top surface of the push button is located at a lower position than the board.
An emergency stop switch device for a passenger conveyor, characterized in that: The emergency stop switch device is provided with two push buttons, one of the push buttons stops the motor of the adjacent passenger conveyor, and the other push button stops the motor of the adjacent passenger conveyor. stopping the motor of the conveyor;
The emergency stop switch device for a passenger conveyor according to claim 1 .