JP2003252536A - Control system for elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a control system for an elevator capable of avoiding stopping at a floor where an elevator does not need to stop when a destination floor designating button is pressed by mistake. <P>SOLUTION: A destination floor designation cancel button 11 to cancel a designation of a destination floor is arranged on an operation panel 21 together with a destination floor designation button 2 to designate a destination floor. A destination control means 29 in an elevator operation control board 27 is provided with a destination floor designating means 15 designating the destination floor by operation of the destination floor designation button 2 and a destination floor designation canceling means 16 canceling destination floor designation by operation of the destination floor designation cancel button 11. Even if the destination floor designation button 2 is pressed by mistake, the destination floor designation can be canceled with the destination floor designation cancel button 11. <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 an elevator control device for controlling a destination floor according to an operation of an operation panel in a car.

[0002]

2. Description of the Related Art FIG. 6 is a simplified view of a part related to a destination floor control of a conventional elevator control apparatus. An operation panel 1 in a car has a destination floor designation button 2, an open button 4, and a close button. An elevator operation control panel (hereinafter simply referred to as operation control panel) 7 in the machine room, which has buttons 5 and the like and is connected to the operation panel 1 via a control cable 6, corresponds to the destination floor designation button 2 pressed by the user. The vehicle is provided with a destination floor control means 9 for raising and lowering the car, stopping and opening and closing the door, and a safety device 8 for monitoring the raising and lowering operation of the car and the open / closed state of the door.
Further, the destination floor control means 9 has a destination floor designating means 10 for designating a destination floor corresponding to the pressed destination floor designating button 2.

In the above elevator control device, when the user gets in the car and pushes the destination floor designation button 2 of the desired floor on the operation panel 1, a destination floor designation signal is sent via the control cable 6 to the operation control panel 7 , The destination floor is designated by the destination floor control means 9, the elevator is moved up and down to the designated destination floor and stopped, and the door is opened. The conventional elevator control device of this type simply moves up and down, stops, and opens and closes the door according to the pressed destination floor designating button 2.

[0004]

As described above, the conventional elevator control device simply moves up / down / stops / opens / closes the door in accordance with the pressed destination floor designation button 2. If you accidentally press the designated button 2, you must stop on that floor. For example, 3 people from the 1st floor, 3 people are 2nd floor, 3rd floor,
When the 4th floor is specified, for example, if the 3rd floor is mistakenly pressed, you have to stop on the 3rd floor where no one gets off, which is a waste of time. It is not preferable because the utilization efficiency decreases.

The present invention has been made in view of the above circumstances, and when the destination floor designation button is accidentally pressed in the elevator car, it is possible to avoid stopping at a floor that does not need to be stopped. It is an object of the present invention to provide a control device of.

[0006]

According to the present invention for solving the above-mentioned problems, a destination floor specifying button for designating a destination floor and a destination floor for canceling designation of a designated destination floor are provided on an operation panel in a car. A designated cancellation button is provided, and the elevator operation control panel has a destination floor designating unit that designates the corresponding destination floor by the input from the destination floor designation button, and a destination floor that cancels the corresponding destination floor designation by the input from the destination floor cancellation button. It is characterized in that a means for canceling the designation is provided.

According to a second aspect of the present invention, on the operation panel in the car, a destination floor designation button for designating a destination floor, a destination floor cancel button for canceling designation of the designated destination floor, and all the destination floors An all clear button to cancel the designation is provided, and the elevator operation control panel has a destination floor designating unit that designates the corresponding destination floor by inputting from the destination floor designating button, and a corresponding destination floor by inputting from the destination floor canceling button. It is characterized in that a destination floor designation canceling means for canceling designation or canceling all destination floor designations by inputting from the all clear button is provided.

According to a third aspect of the present invention, the destination floor designation canceling means in the elevator control apparatus according to the first or second aspect is operated based on a signal from a safety device that monitors the ascending / descending state of the car and the open / close state of the door. It is characterized by

According to a fourth aspect of the present invention, the destination floor designation canceling means in the elevator control device of the third aspect discriminates the up / down state of the car and the open / closed state of the door based on the signal from the safety device, and when the car is moving up / down. , It is equipped with a canceling means during ascending / descending that judges whether the floor specified for cancellation is a floor ahead of the nearest car stop scheduled floor and cancels the designated floor when it is the previous floor And

According to a fifth aspect of the present invention, the destination floor designation canceling means in the elevator control apparatus according to the third aspect of the present invention discriminates the ascending / descending state of the car and the door open / closed state based on the signal from the safety device, and determines whether the car is moving up and down. , It is determined whether or not the floor specified for cancellation is a floor ahead of the floor where it first stops, and when the floor is not a floor ahead, the time required for the car to stop smoothly relative to the designated floor N when the current car position m is In consideration of the above, a canceling means during lifting is provided for canceling the designated floor N on condition that N-α> m, which is an expression including a constant α smaller than 1, is satisfied.

According to a sixth aspect of the present invention, in the elevator control apparatus according to the fifth aspect, the destination floor designation canceling means is N-α> m.
When the condition is not satisfied, the car is temporarily stopped at the floor for which cancellation is specified, and the elevator moves up and down without opening the door.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a simplified view of a portion related to a destination floor control of an elevator control device according to the present invention. An operation panel 21 in a car is a destination for designating a destination floor. Floor designation button 2, open button 4, close button 5
An elevator operation control panel (hereinafter simply referred to as an operation control panel) 27 in a machine room, which has a control cable 6 connected to the operation panel 21, corresponds to the destination floor designation button 2 pressed by the user. The car is equipped with a destination floor control means 29 for raising and lowering the car, stopping and opening and closing the door, and a safety device 28 for monitoring the car ascending / descending operation and the open / closed state of the door. The elevator is regulated so that the car cannot move unless the car door and all floor doors are closed, and it is obliged to install a safety device therefor.

The operation panel 21 further includes a destination floor designation cancel button 11 next to each destination floor designation button 2 for canceling the designation of the designated destination floor, and cancels the designations of all the destination floors at the bottom. An all clear button 12 is provided. Then, the destination floor control means 29 in the operation control panel 27 has a destination floor designation means 15 for designating a destination floor corresponding to the pushed destination floor designation button 2, and further, the destination floor designation cancel button. 11
It has a destination floor designation canceling means 16 for canceling the designation of the corresponding destination floor by the input from the above or canceling the designation of all the destination floors by the input through the all clear button 12. The destination floor designation button 2, the all clear button 12, the open button 4, and the close button 5 have built-in light emitting elements (not shown). When the user presses the button, the light emitting element is turned on and designated. Turns off after stopping at the destination floor.

The operation of the above elevator control device will be described with reference to the flowchart of FIG. First, if the user gets on the car on the M floor (step (S) 101) and presses the destination floor designation button 2 on the N floor on the operation panel 21 in the car (YES in S102), the destination floor designation signal Is sent to the operation control panel 27 via the control cable 6, the destination floor N is designated by the destination floor designating means 15 of the destination control means 29, and the response signal is sent to the operation panel 21 through the control cable 6. , The destination floor designation button 2 of the destination floor N is illuminated (the light emitting element is illuminated) (S1
03). In the normal case, that is, destination floor cancel button 1
When 1 is not pressed (NO in S105), the car moves up and down to the destination floor N designated by the destination floor designating means 15, stops at the designated destination floor N, and then the destination floor designation button of the destination floor N. 2 is turned off and the door is opened for normal operation (S109). If the destination floor designation button 2 is not pressed (NO in S102), the process waits for input of the destination floor designation.

However, if the destination floor designation button 2 is accidentally pressed, the destination floor designation button 2 beside it or the all clear button 12 at the bottom thereof can be pushed to cancel the designation of the destination floor. .

Now, assume that the user presses the destination floor cancel button 11 (NO in S104, and YE in S105).
S) and a destination floor designation cancellation signal are sent to the operation control panel 27, and the destination floor designation cancellation means 1 of the destination floor control means 29.
6, the designation of the destination floor N is canceled under a certain condition. That is, the car is stopped based on the signal sent from the safety device 28 that monitors the up / down state of the car and the open / closed state of the door, and the car is stopped (YES in S106). Only when the doors (the car door and the floor door) are open (YES in S107), the destination floor designation is canceled based on the destination floor designation cancellation signal (S108), and at the same time, the destination floor N of the operation panel 21 is changed. The destination floor designation button 2 is turned off. When the car is moving up and down (NO in S106) and when the car door is closed (NO in S107), normal operation (S) is performed.
109) is performed.

If the user presses the all clear button 12 on the operation panel 21 (YE at S104).
S), an all-floor cancellation signal is sent to the operation control panel 27 via the control cable 6, and the destination floor designation cancellation means 16 of the destination control means 29 cancels the designation of all the destination floors under certain conditions. Be done. That is, similar to the above, based on the signal from the safety device 28, only when the car is stopped (YES in S206) and the door is open (YES in S207), all floors are canceled according to the cancellation signal of all floors. The designation is canceled (S208), and at the same time, the destination floor designation buttons 2 on all floors of the operation panel 21 are turned off. After that, normal operation is performed. When the car is moving up and down (NO in S206) and when the car door is closed (NO in S207), normal operation (S109) is performed.

3 and 4 show another embodiment of the present invention. In the above-described embodiment, from the viewpoint of safety, the destination floor designation cancel button 11 and the all clear button 12 can be used only when the car door is open, but in this embodiment, the car is lifted and lowered. Above all, it is possible to cancel the designation of the destination floor.
As shown in FIG.
Is based on a signal from the safety device 28, identifies the ascending / descending state of the car and the door open / closed state, and cancels the designated floor by the signal from the destination floor cancel button 11 even during the ascending / descending of the car. Is equipped with. It should be noted that the lifting / lowering canceling means is not activated by the all clear button 12.

The flowchart of FIG. 4 shows the operation of the elevator control device by the lifting / lowering canceling means 17, where M is the floor on which the user gets on the car (boarding floor), and m is the current position of the car ( In the middle of the floor (including the number of floors is indicated by a non-integer), N is an erroneous designated floor, and (M + k) is the floor to stop first (nearest car scheduled floor).
The flow chart of FIG. 4 is the operation in the case of NO in S106 of FIG. 2 (when the car is not stopped (during lifting)), for example, the user has pressed the destination floor designation cancel button 11 on the Nth floor. The case where the car is moving up (YES in S301) will be described. If the erroneous designated floor N is lower than the boarding floor M (NO in S302), the erroneous designated floor is canceled by the lifting / lowering canceling means 17. The designation of N is canceled (S308). If the designated floor N is a floor above the boarding floor M (YES in S302), the floor to stop first (M +
k) is a floor below the designated floor N (YES in S303), and the floor (M + k) to stop first is a floor above the current position m of the car (YES in S304),
The designation of the designated floor N is canceled by the lifting / lowering cancellation means 17 (S308).

If the car is descending when the user presses the destination floor designation cancel button 11 on the Nth floor (S301)
The operation of NO) is as described in S302 ′ to 304 ′, but is basically the same as the case of rising, and detailed description thereof will be omitted.

The flow chart of FIG. 5 is step S303 when the car is rising in the flow chart of FIG.
In the case of NO in step S1, that is, another embodiment in the case where the designated floor N is a floor (NO in S303) below the floor (M + k) to stop first, the floor to stop first (M
The designated floor N can be canceled even for the designated floor N below + k). Note that “N <M + k +
“1” (NO in S303) does not mean that N is the first stop (M + k), so “N <M +”.
is equal to k ". That is, when the user presses the destination floor designation cancel button 11 on the Nth floor while the car is rising, the designated floor N is a floor below the floor (M + k) where it first stops (not the previous floor) ( (NO in S303),
An expression "N" in which the current car position m is a specified floor N and includes a constant α smaller than 1 in consideration of the time required for smooth car stop
When “−α> m” is satisfied (YES in S401), the designation of the designated floor N is canceled by the lifting / lowering canceling means 17 (S308). If "N-α>m" is not satisfied (NO in S401), the designated floor N is not canceled and normal operation is continued (S309). The constant α is
Depending on the braking characteristics of the elevator car drive system, set an appropriate value that allows smooth car stop.
= 0.5, it is possible to cancel the designated floor N within the intermediate position between the designated floor N and the floor below it.

Further, although the flow chart is omitted, if the current car position m is very close to the designated floor N and the car cannot be smoothly stopped, the car to the floor designated to cancel (designated floor N). However, it is also possible to perform a control such that the operation is temporarily stopped, but the door is not opened, and the elevator operation is continued. In this case, consider the time until the car stops and the time until the door starts to open after stopping,
Set the conditions for "go to the lifting operation without opening the door".

[0023]

According to the elevator control device of the present invention, the operation panel in the car is provided with the destination floor designation cancel button and the destination floor designation cancel button, and the elevator operation control panel is operated by inputting from the destination floor designation cancel button. Since the destination floor designation canceling means for canceling the corresponding destination floor designation is provided, even if the destination floor designation button is accidentally pressed, it can be canceled and the waste of stopping at an unnecessary floor can be avoided.

According to claim 2, further, the operation panel is provided with an all clear button for canceling the designation of all the destination floors, and the designation of all the destination floors is canceled by inputting from the all clear button. Since the means is provided, it is possible to easily cancel the destination floor designation buttons for unnecessary floors when they are pushed in large numbers by mischief or the like.

According to the third aspect of the present invention, if the destination floor designation canceling means is operated based on a signal from a safety device that monitors the elevator state of the car and the door opening / closing state, the safety of the user is ensured. At the same time, it is possible to avoid the waste of stopping on an unnecessary floor.

According to the fourth and fifth aspects, it is possible to cancel the designation of the destination floor even while the car is moving up and down by the lifting / lowering canceling means linked with the safety device for monitoring the up / down state and door opening / closing state of the car. Therefore, it is possible to further reduce the waste of stopping at an unnecessary floor.

According to the sixth aspect, even if the passenger cancels the designated floor canceling operation and the passenger stops at a useless floor, the door is not opened, so that waste of time can be reduced.

[Brief description of drawings]

FIG. 1 is a block diagram showing a part related to destination floor control of an elevator control device according to an embodiment of the present invention.

FIG. 2 is a flowchart for explaining the operation of the elevator control device according to the embodiment of the present invention.

FIG. 3 is a block diagram showing a part related to destination floor control of an elevator controller according to still another embodiment of the present invention.

FIG. 4 is a flowchart illustrating an operation of the elevator control device according to the embodiment of FIG.

5 is a flow chart of FIG. 4, step S3
13 is a flowchart illustrating an operation of another embodiment when 03 is NO.

FIG. 6 is a block diagram showing a part related to destination floor control of a conventional elevator control device.

[Explanation of symbols]

2 Destination floor designation button 4 Open button 5 Close button 6 Control cable 11 Designated floor cancellation button 12 All clear button 15 Destination floor designation means 16 Destination floor designation cancellation means 17 Elevating and canceling means 21 Operation panel 27, 37 Operation control panel 28, 38 Safety devices 29, 39 Destination control means M Floor on which the user rides in the car (boarding floor) N Destination floor (or wrong destination floor) m Current position of the car (In the middle of the floor (number of floors is indicated by non-integer) M + k Floor to stop first (nearest floor of the nearest car)

Claims (6)

[Claims] 1. An operation panel in the car is provided with a destination floor designation button for designating a destination floor and a destination floor designation cancel button for canceling designation of the designated destination floor, and the elevator operation control panel is provided with the above-mentioned button. A destination floor designation canceling means for canceling the corresponding destination floor designation by inputting from the destination floor designation cancel button is provided together with a destination floor designation means for designating a corresponding destination floor by inputting from the destination floor designation button. Elevator control device. 2. The operation panel in the car, together with the destination floor designation button for designating the destination floor, the destination floor designation cancel button for canceling the designation of the designated destination floor, and the designation of all the destination floors. An all clear button for canceling is provided, and in the elevator operation control panel, together with the destination floor designating means for designating the corresponding destination floor by the input from the destination floor designating button, the corresponding destination by the input from the destination floor designating cancel button. An elevator control device comprising a destination floor designation canceling means for canceling all floor designations by canceling floor designations or inputting from the all clear button. 3. The destination floor designation canceling means is operated based on a signal from a safety device that monitors the ascending / descending state of the car and the opening / closing state of the door. Elevator control device. 4. The destination floor designation canceling means discriminates an elevator state and a door open / closed state of the car based on a signal from the safety device, and the floor designated to be canceled first during the elevator of the car. 4. The elevator control device according to claim 3, further comprising a lifting / lowering canceling unit that determines whether or not the floor is a floor ahead of the floor that stops and cancels the designated floor when the floor is a floor ahead. 5. The destination floor designation canceling means identifies the ascending / descending state and door open / closed state of a car based on a signal from the safety device, and during the ascending / descending of the car, the floor designated to be canceled first. It is determined whether or not it is a floor ahead of the floor where it stops, and when it is not a floor ahead, the current car position m includes a constant α smaller than 1 in consideration of the time required for a smooth car stop with respect to the designated floor N. 4. The elevator control device according to claim 3, further comprising a lifting / lowering canceling means for canceling the designated floor N on condition that the expression, N- [alpha]> m is satisfied. 6. The destination floor designation canceling means is N-α.
The elevator control device according to claim 5, wherein, when> m is not satisfied, the car is temporarily stopped at the floor for which cancellation is designated, and the elevator operation is performed without opening the door.