JP2003252555A - Door motion indicator system of elevator threshold - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a door motion indicator system of an elevator threshold for preventing a deficiency by enabling a passenger entering the threshold to predict the motion of the door and to act according to the predicted motion of the door. <P>SOLUTION: A danger color indicator light 15, a caution color indicator light 16 and a safety color indicator light 17 are mounted in an edge forming member in the cross direction in the threshold 1. The system also has an indicator control device 20 to be operated according to the operation command from a control device 18 of the elevator to the door 3 of the threshold 1. The indicator control device 20 energizes the danger color indicator light 15 when the door is closed, the caution color indicator light 16 just before the door is closed, and the safety color indicator light 17 when the door opening motion is stopped. Accordingly, a passenger can predict the movement of the door 3 based on the three indicator lights and act according to the prediction, and such trouble as the normal operation of the elevator is hindered because of a harmful deformation generated as a passenger hits a contact bar 4 in the direction of going in/out of the threshold can be prevented. Further, the maintenance cost can be reduced. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door operation display device for an elevator entrance / exit, which is provided on a member forming a widthwise edge portion of the entrance / exit and displays an operation status of a door that is opened and closed.

[0002]

2. Description of the Related Art FIG. 5 and FIG.
6 is a view showing a conventional elevator door safety device disclosed in Japanese Patent Publication No. 9752, FIG. 5 is a front view of a main part of the door device, and FIG.
FIG. 6 is an enlarged plan view of a main part of FIG. In the figure, 1 is an entrance / exit of an elevator, 2 is a door stop pillar forming an edge portion on one side in the width direction of the entrance / exit 1, 3 is a door which is a sliding door and opens / closes the entrance / exit 1.

Numeral 4 is a contact rod which forms an essential part of a well-known elevator door safety device provided at the edge of the door 3.
Is arranged along the longitudinal direction at the edge of the door stop pillar 2 side, and is attached to the door 3 by the parallel crank mechanism 5 so as to be able to move back and forth.
Although a detailed description is omitted, during the door closing operation of the door 3 due to the function of the parallel crank mechanism 5, the door 3 is arranged at a position protruding from the edge portion of the door 3 in a normal state as shown in FIG.

Reference numeral 6 denotes a light emitter, which is composed of a light emitting diode or the like and is attached to the contact rod 4, and red and green lights are alternately arranged along the length of the contact rod 4 so as to be separated from each other. Equipped in an eggplant transparent cover. 7 is the doorway 1
A light source 6 is provided by a cable 8 by a power source provided at the edge
It is connected to the. Reference numeral 9 is a stationary magnet switch provided on the door stop pillar 2, and 10 is a moving magnet switch provided on the door 3.

As described above, the conventional elevator door safety device is constructed by using the contact rod 4 as a main component.
In the normal state, the contact rod 4 is arranged at a position projecting from the edge of the door 3 during the door closing operation. The door 3 is opened and closed by being driven by a door driving device (not shown).

When there is a passenger within the width of the doorway 1, the contact rod 4 touches the passenger and is displaced with respect to the door 3 before the door 3 that closes the door hits the passenger. Due to the displacement of the contact rod 4, the door drive device is controlled by the function of a door control device (not shown) to open the door, and the door 3 is turned over to prevent the door 3 itself from colliding with passengers. ing.

Further, when the door 3 is fully closed, both the stationary magnet switch 9 and the moving magnet switch 10 come into contact with each other, so that the light emitter 6 mounted on the contact rod 4 is shut off from the power source 7 and deenergized. . When the door 3 moves from the fully closed position in the door opening direction, the two are separated,
The light-emitting body 6 is connected to the power source 7 and is energized so that the red light and the green light blink.

As a result, the presence of the contact bar 4 is emphasized when the door 3 is placed in the fully open position and when the door 3 is closed from the fully open position. Therefore, when the door 3 is closed, it is possible to prevent the passenger from hitting the contact rod 4 from the direction along the entrance / exit direction of the door 1 and causing an abnormality such as deformation of the contact rod 4.

[0009]

In the conventional elevator door safety device as described above, the light emitter 6 of the contact rod 4 blinks until the door 3 is fully opened to fully closed, and the existence of the contact rod 4 is emphasized. However, the passenger cannot enter the door closing start timing of the door 3 and enters the doorway 1. Therefore, there is a problem that the contact rod 4 of the door 3 which has started to be closed is hit by a passenger from a direction along the entrance / exit direction of the doorway 1 and an abnormality such as deformation occurs in the contact rod 4. It should be noted that there is a means for acoustically displaying the start of the door closing operation of the door 3 by means of a buzzer or the like, but this will impair the quietness in an elevator such as an apartment house.

The present invention has been made in order to solve such a problem, and an object thereof is to obtain a door operation display device for an elevator entrance / exit in which passengers entering the entrance / exit can predict the operation of the door.

[0011]

In the elevator doorway door operation display device according to the present invention, there are a danger color indicator light, a caution color indicator light, and a warning color indicator light provided on a member forming an edge portion in the width direction of the elevator doorway. Safety color indicator light,
It operates by the operation command for the door that opens and closes the entrance and exit in the elevator control device, activates the dangerous color indicator light during the door closing operation of the door, and activates the caution color indicator light immediately before the door closing operation of the door, A display control device is provided for energizing the safety color indicator lights when the door is stopped.

Further, in the door operation display device of the elevator doorway according to the present invention, it is constituted by the contact rod which is arranged at a position projecting from the edge portion of the door and which is a main part of the elevator door safety device. A member that forms a widthwise edge portion at the entrance of the elevator is provided.

Further, in the elevator doorway operation display device according to the present invention, a plurality of danger color indicator lights, caution color indicator lights and safety color indicator lights are arranged continuously at one place in the vertical direction, A continuous indicator lamp is provided whose center position in the up-down direction is located above a position that is 1/2 the height of the entrance / exit 1.

Further, in the door operation display device of the elevator entrance and exit according to the present invention, the danger color indicator light, the caution color indicator light and the safety color indicator light are provided adjacent to each other, and a plurality of them are vertically separated from each other. Arranged composite indicator lights are provided.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiment 1. 1 and 2 are
FIG. 1 is a view showing an example of an embodiment of the present invention, FIG. 1 is a front view of a main part of a door device, and FIG. 2 is a cross-sectional plan view of a main part of an elevator in which a car having the door device of FIG. 1 is arranged. . In the figure, 1 is an entrance / exit of a car 11 of an elevator, and 3 is a door which is made up of both sliding doors and opens and closes the entrance / exit 1.

Reference numeral 4 denotes a contact rod, which forms a main part of a well-known elevator door safety device provided at the edge of the door 3.
It is arranged along the longitudinal direction at the edge of the doorway 1 on the center side, and is attached to the door 3 by the parallel crank mechanism 5 so as to be able to move back and forth. During the closing operation, the door 3 is normally arranged at a position projecting from the edge of the door 3 as shown in FIG. Reference numeral 12 is a hall provided in a hoistway for moving the car 11 up and down, 13 is a hall entrance / exit, and 14 is a hall door which is composed of both sliding doors and opens and closes the hall entrance / exit 13.

Numerals 15 to 17 are indicator lights, respectively, which are members formed of light emitting diodes or the like to form the widthwise edges of the entrance / exit 1, that is, provided inside the transparent cover which is provided on the contact rod 4 and is a main part of the contact rod 4. The contact rods 4 are separated from each other along the length of the contact rods 4. Reference numeral 15 is a dangerous color indicator lamp showing red, for example, which is mounted at the longitudinal center of the contact rod 4. Reference numeral 16 is a caution color indicator light showing yellow, for example, and is provided separately above and below the dangerous color indicator light 15 in the contact rod 4.

Reference numeral 17 is a safety color indicator lamp showing, for example, blue, which is provided at the upper end and the lower end of the contact rod 4, respectively. Reference numeral 18 is an elevator control device, and 19 is a door control device for controlling a door drive device (not shown) of the door 3, which constitutes a main part of the control device 18. 20 is a control device 1
8 and a display control device connected to the door control device 19,
21 is a cable, which is a danger color indicator light 15 and a caution color indicator light 1
6 and the safety color indicator lamp 17 are connected to the display controller 20.

In the elevator doorway display device constructed as described above, an elevator door safety device having the contact rod 4 as an essential part is provided at the edge of the doorway 3 on the widthwise center side of the doorway 1. Then, during the door closing operation of the door 3, the contact rod 4 is normally arranged at a position projecting from the edge portion of the door 3. Further, the door control device 19 operates in response to an elevator operation command from the control device 18, and the door 3 is driven by the operation of the door drive device according to the command of the door control device 19 to open and close.

When there is a passenger within the width of the doorway 1, the contact rod 4 touches the passenger and is displaced with respect to the door 3 before the door 3 that closes the door hits the passenger. The displacement of the contact rod 4 controls the door drive device to open the door by the function of the door control device 19, and prevents the door 3 from reversing and causing a problem caused by the door 3 itself colliding with a passenger.

Further, the door drive device is operated by a command of the door control device 19 based on the elevator operation command, and thereby the door 3 is driven to open / close. Then, the display control device 20 operates according to the movement of the door 3,
The indicator lights 15 to 17 are controlled as described below. That is, when the door 3 is stopped to open, the safety color indicator lamp 17 is energized and lights up, and the others are deenergized.

Immediately before the door closing operation of the door 3, that is, for example, one second before the start of the door closing operation, the caution color indicator lamp 16 is energized and turned on, and the others are deenergized. In addition, when the door 3 is closed, the dangerous color indicator lamp 15 is energized and lit, and the others are deenergized. Then, when the door driving device moves the door 3 to the fully closed position and the doorway 1 is closed, the operation of the display control device 20 deactivates all the indicator lights 15 to 17.

As described above, the member forming the edge portion in the width direction of the entrance / exit 1, that is, the contact rod 4, is provided with the dangerous color indicator lamp 15, the caution color indicator lamp 16 and the safety color indicator lamp 17. The display control device 2 according to the movement of the door 3.
The operation of 0 controls the three parties. Therefore,
Passengers entering and exiting the entrance / exit 1 can predict the movement of the door 3 by means of the operation display device of the door 3 which is mainly composed of the above three parties.

That is, since the door 3 is stopped in the fully opened state while the safety color indicator lamp 17 is lit, the doorway 1 without any attention is required.
Can enter and leave. Further, since the door 3 will soon close while the caution color indicator lamp 16 is lit, it is possible to judge with a margin whether to wait or to pass through the doorway 1 quickly. Further, since the door 3 is in the door closing operation while the danger color indicator lamp 15 is lit, the passenger is urged to leave the doorway 1.

As described above, since the passenger can predict the movement of the door 3 by the indicator lights 15 to 17, the contact rod 4 of the door 3 which the passenger has begun to close hits the contact rod 4 from the direction along the entrance / exit direction of the entrance / exit 1. It is possible to prevent harmful abnormality such as deformation from occurring. As a result, it is possible to prevent the trouble that the normal operation of the elevator is hindered due to the abnormal deformation of the contact rod 4, and to reduce the maintenance cost of the elevator.

The action that occurs in predicting the movement of the passenger's door 3 entering / leaving the doorway 1 based on the operation display device of the door 3 is as follows:
Since it is not an acoustic display using a buzzer, etc., it does not impair quietness when applied to elevators such as apartment buildings. Further, it is possible to easily design the display control device 20 so that the caution color indicator 16 is turned on when the fully closed door 3 is opened or when the door 3 is being closed and the reversing door is opened. There
It is possible to display a caution display for the door opening operation of the door 3.

Further, it is possible to easily design the display control device 20 so that the caution color indicator lamp 16 blinks until the door 3 is closed, so that the caution effect can be emphasized. Further, it is possible to easily design the display control device 20 so that the danger color indicator lamp 15 keeps blinking during the door closing operation of the door 3, and the danger indicating action can be emphasized.

Embodiment 2. FIG. 3 is a diagram showing an example of another embodiment of the present invention and is a diagram corresponding to the front view of FIG. 2 described above. In the figure, the same reference numerals as those in FIG. 1 and FIG. 2 described above indicate corresponding parts, and 22 is a continuous indicator light, which is provided inside the transparent cover which is provided on the contact rod 4 and forms the main part of the contact rod 4, 3 of the dangerous color indicator light 15, the caution color indicator light 16 and the safety color indicator light 17 are continuously arranged in one place in the vertical direction, and at the upper side of the dimension H shown in FIG. The lower end is located 70 cm above the plane. With such arrangement of the continuous indicator lights 22, the center position of the continuous indicator lights 22 in the vertical direction is 1 / the height of the doorway 1.
It is arranged above the position 2.

Also in the door operation display device for the entrance / exit of the elevator constructed as described above, the member forming the widthwise edge of the entrance / exit 1, that is, the contact rod 4, has the danger color indicator light 15, the caution color indicator light 16 and A continuous indicator light 22 having three of the safety color indicator lights 17 is provided. And the door 3
Depending on the movement of the display control device 20, the display control device 20 operates to control the three parties, and any one of them is energized at an appropriate time. Therefore, although detailed description is omitted, the same operation as the embodiment of FIGS. 1 and 2 can be obtained in the embodiment of FIG.

Further, in the embodiment shown in FIG. 3, the continuous indicator light 22 is mounted at a height where passengers can easily see it. Therefore, the presence of the contact rod 4 can be emphasized, and the display by the continuous indicator light 22 can be strongly appealed to passengers. Therefore, it is possible to more effectively realize the convenience of the passengers entering and exiting the doorway 1 by predicting and responding to the movement of the door 3 by the three parties.

Embodiment 3. FIG. 4 is also a diagram showing an example of another embodiment of the present invention, and is a diagram corresponding to the enlarged view of the portion A of FIG. 1 described above. In the figure, the same reference numerals as those in FIGS. 1 and 2 described above indicate corresponding parts, and 23 is a composite indicator lamp, which is a dangerous color indicator lamp 15 in a transparent cover which is provided on the contact rod 4 and which is a main part of the contact rod 4. Caution color indicator light 16 and safety color indicator light 17
The three parties are arranged adjacent to each other. And the composite indicator light 23
Are arranged along the length of the contact rod 4 so as to be separated from each other.

Also in the door operation display device of the elevator entrance and exit constructed as described above, the danger color indicator lamp 15, the caution color indicator lamp 16 and the member forming the widthwise edge portion of the entrance and exit 1, that is, the contact rod 4, A plurality of composite indicator lamps 23 are provided adjacent to the three safety color indicator lamps 17. Then, the display control device 20 according to the movement of the door 3
By the action of, the above three parties are controlled and any one of them is energized in a timely manner. Therefore, although detailed description is omitted, the same operation as the embodiment of FIGS. 1 and 2 can be obtained in the embodiment of FIG.

Further, in the embodiment shown in FIG. 4, any one of the above three lights is energized and lit at substantially the same height in each of the composite indicator lights 23. Then, a display corresponding to the movement of the door 3 is displayed on each of the plurality of composite indicator lights 23. Therefore, the composite indicator light 2 for passengers
There is no discomfort in the display by 3, and it is possible to more effectively realize the convenience obtained by the passengers entering and exiting the doorway 1 predicting and responding to the movement of the door 3 by the composite indicator light 23.

[0034]

As described above, according to the present invention, the danger color indicator light, the caution color indicator light and the safety color indicator light provided on the member forming the widthwise edge portion at the entrance of the elevator, and the elevator control. It operates by the operation command to the door that opens and closes the entrance and exit of the device, activates the dangerous color indicator light when the door closes, and activates the caution color indicator immediately before the door closes to open the door. A display control device for energizing the safety color indicator lamp at the time of stop is provided.

With such a construction, the member forming the widthwise edge portion at the entrance is equipped with the dangerous color indicator light, the caution color indicator light and the safety color indicator light, and the door control based on the elevator operation command is performed. The door driving device operates according to the command of the device to open and close the door. The display control device operates according to the movement of the door, and the safety color indicator light is activated when the door is opened and stopped, and the caution color indicator light is activated immediately before the door is closed. When the door is closed, the dangerous color indicator light is activated. As a result, passengers entering and exiting the doorway can predict the movement of the door by means of the door movement display device including the above three main parts. That is, since the door is stopped in the fully open state while the safety color indicator light is on, it is possible to enter and exit the door without caution, and while the caution color indicator light is on, the door will soon close. It is possible to judge whether to wait or to quickly pass through the doorway, and since the door is in the closing operation while the danger color indicator light is on, the passenger is urged to leave the doorway. Therefore, on the contact rod of the door where passengers began to close,
It is possible to prevent a harmful abnormality such as deformation of the contact rod from being generated by hitting from a direction along the entrance / exit direction of the entrance / exit.
For this reason, there is an effect of preventing the occurrence of the trouble that the normal operation of the elevator is disturbed due to the abnormal deformation of the contact rod, and an effect of reducing the maintenance cost of the elevator.

Further, as described above, the present invention is arranged at a position projecting from the edge portion of the door and is constituted by the contact rod which is the main part of the elevator door safety device, and is provided at the entrance and exit of the elevator. A member that forms an edge portion in the width direction is provided.

With this configuration, the contact rod of the elevator door safety device that forms the widthwise edge portion at the entrance is equipped with the danger color indicator light, the caution color indicator light, and the safety color indicator light. The door drive device operates in response to a command from the door control device based on the driving command to open and close the door. The display control device operates according to the movement of the door, and the safety color indicator light is activated when the door is opened and stopped, and the caution color indicator light is activated immediately before the door is closed. When the door is closed, the dangerous color indicator light is activated. As a result, passengers entering and exiting the doorway can predict the movement of the door by means of the door movement display device including the above three main parts. That is, since the door is stopped in the fully open state while the safety color indicator light is on, it is possible to enter and exit the door without caution, and while the caution color indicator light is on, the door will soon close. You can afford to decide whether to wait or to pass through the doorway quickly,
Also, since the door is in the closing operation while the danger color indicator light is on, the passenger is urged to leave the doorway. Therefore,
It is possible to prevent a harmful abnormality such as deformation of the contact rod from occurring when the passenger hits the contact rod of the door that has started to close from a direction along the entrance / exit direction. For this reason, there is an effect of preventing the occurrence of the trouble that the normal operation of the elevator is disturbed due to the abnormal deformation of the contact rod, and an effect of reducing the maintenance cost of the elevator.

Further, according to the present invention, as described above, a plurality of danger color indicator lights, caution color indicator lights, and safety color indicator lights are continuously arranged in one place in the vertical direction, and the central position in the vertical direction is set. Is provided with a continuous indicator lamp disposed above the position of 1/2 the height of the entrance / exit 1.

With this structure, the member forming the widthwise edge portion at the entrance is equipped with the continuous indicator light,
The door drive device operates according to the command from the door control device based on the elevator operation command to open and close the door. The display control device operates according to the movement of the door, and the safety color indicator light is activated when the door is opened and stopped, and the caution color indicator light is activated immediately before the door is closed. When the door is closed, the dangerous color indicator light is activated. As a result, passengers entering and exiting the doorway can predict the movement of the door by the door operation display device including the continuous indicator light as a main part. That is, since the door is stopped in the fully open state while the safety color indicator light is on, it is possible to enter and exit the door without caution, and the door will soon close while the caution color indicator light is on. Therefore, it is possible to judge with a margin whether to wait or to quickly pass through the doorway. Further, since the door is in the closing operation while the danger color indicator light is on, the passenger is urged to leave the doorway. Therefore, it is possible to prevent a harmful abnormality such as deformation of the contact rod from occurring when the passenger hits the contact rod of the door that has started to close from a direction along the entrance / exit direction. For this reason, there is an effect of preventing the occurrence of the trouble that the normal operation of the elevator is disturbed due to the abnormal deformation of the contact rod, and an effect of reducing the maintenance cost of the elevator. In addition, since the continuous indicator light is installed at a height where it can be easily seen by the passenger, the presence of the continuous indicator light can be emphasized, and the display by the continuous indicator light can be strongly appealed to the passenger. Therefore, there is an effect that passengers entering and exiting the entrance can further validate the convenience by predicting and responding to the movement of the door by the continuous indicator light.

In addition, as described above, the present invention is a composite display in which a dangerous color indicator light, a caution color indicator light and a safety color indicator light are provided adjacent to each other, and a plurality of them are vertically separated from each other. It is equipped with a light.

With such a structure, the member forming the widthwise edge portion at the entrance / exit is equipped with the composite indicator lamp,
The door drive device operates according to the command from the door control device based on the elevator operation command to open and close the door. The display control device operates according to the movement of the door, and the safety color indicator light is activated when the door is opened and stopped, and the caution color indicator light is activated immediately before the door is closed. When the door is closed, the dangerous color indicator light is activated. As a result, passengers entering and exiting the doorway can predict the movement of the door by the door operation display device including the composite indicator lamp as a main part. That is, since the door is stopped in the fully open state while the safety color indicator light is on, it is possible to enter and exit the door without caution, and the door will soon close while the caution color indicator light is on. Therefore, it is possible to judge with a margin whether to wait or to quickly pass through the doorway. Further, since the door is in the closing operation while the danger color indicator light is on, the passenger is urged to leave the doorway. Therefore, it is possible to prevent a harmful abnormality such as deformation of the contact rod from occurring when the passenger hits the contact rod of the door that has started to close from a direction along the entrance / exit direction. For this reason, there is an effect of preventing the occurrence of the trouble that the normal operation of the elevator is disturbed due to the abnormal deformation of the contact rod, and an effect of reducing the maintenance cost of the elevator. Further, at approximately the same height in each of the composite indicator lights, one of the caution color indicator lights and the like is energized and lights. Then, a display corresponding to the movement of the door is displayed on each of the plurality of composite indicator lights. For this reason, there is no discomfort for the passengers in the display by the composite indicator light, and there is an effect of further validating the convenience obtained by the passengers entering and exiting the doorway by predicting and responding to the movement of the door by the composite indicator light.

[Brief description of drawings]

FIG. 1 is a view showing a first embodiment of the present invention, and is a front view of a main part of a door device.

2 is a cross-sectional plan view of an essential part of an elevator in which a car having the door device of FIG. 1 is arranged.

FIG. 3 is a view showing the second embodiment of the present invention and is a view corresponding to the front view of FIG. 2 described above.

FIG. 4 is a diagram showing a third embodiment of the present invention, and is a diagram corresponding to an enlarged view of a portion A of FIG. 1 described above.

FIG. 5 is a view showing a conventional elevator door safety device, and is a front view of a main part of the door device.

6 is an enlarged plan view of an essential part of FIG.

[Explanation of symbols]

1 doorway, 3 doors, 4 contact rods, 15 danger color indicator lights, 16 caution color indicator lights, 17 safety color indicator lights, 18 control device, 20 display control device, 22
Continuous indicator light, 23 composite indicator light.

Claims (4)

[Claims] 1. A danger color indicator light, a caution color indicator light, and a safety color indicator light provided on a member forming a widthwise edge portion of an entrance / exit of an elevator, and a door for opening / closing the entrance / exit of a control device of the elevator. When the door is closed, the dangerous color indicator light is activated, immediately before the door is closed, the caution color indicator light is activated, and when the door is stopped, A door operation display device for an elevator entrance and exit, comprising a display control device for energizing the safety color indicator light. 2. The member forming the widthwise edge portion at the entrance of the elevator comprises a contact rod which is arranged at a position projecting from the edge portion of the door and which is an essential part of the elevator door safety device. The door operation display device for an elevator entrance and exit according to claim 1. 3. A plurality of danger color warning lights, caution color warning lights, and safety color warning lights are arranged continuously in one place in the vertical direction,
3. The continuous indicator lamp, which is arranged above the center position in the up-down direction of a half of the height of the entrance / exit 1, is provided. Door operation display device at the entrance of the elevator. 4. A composite indicator light, in which a dangerous color indicator light, a caution color indicator light and a safety color indicator light are provided adjacent to each other, and a plurality of them are arranged vertically apart from each other. The door operation display device of the elevator entrance / exit according to claim 1.