JP2005200132A - Door closure alarming device for elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a door closure alarming device for an elevator to arose a notice of passenger(s) in an elevator car by issuing an alarm before the door is closed and at the time of closing when the passenger has pushed a door open prolonging button provided in the car. <P>SOLUTION: A door control device of the elevator is structured so that a destination floor register button 3 and the door open prolonging button 4 are installed on a car operation panel 2 installed in the elevator car 1 and the door closing motion is started when the car has arrived at a hall and the first predetermined time has elapsed in the door closed condition, wherein the door full open condition is held during the second predetermined time set longer than the first predetermined time if the door open prolonging button is pushed before elapse of the first predetermined time, and before the second predetermined time elapses, an alarm for door closing is issued, and after the second predetermined time, an alarm to notify door closing is issued at the same time as the door closing motion. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  TECHNICAL FIELD The present invention relates to an elevator door closing alarm device that, when a door opening extension button in an elevator car is pressed, issues an alarm before the door closes and during door closing operation to alert an elevator user in the car. Is.

  Cleaning work in a car of a home elevator used for a general house is often performed using a household vacuum cleaner. In this case, the door opening extension button may be pressed and the cleaning operation may be performed with the door open, and the cleaning operation is distracted and the door closing is not noticed. It was. In order to make this door close noticeable, the prior art has proposed a technique for lighting an alarm display when a certain door open time has elapsed and the door is closed.For example, the door close display device is turned on before the door closes. In some cases, the door closing display device blinks and issues an alarm during the door closing start operation (see, for example, Patent Document 1).

Japanese Patent Laid-Open No. 5-17090

  Conventional elevator door closing warning devices are intended to alert a general elevator user before getting into the car. For this reason, for example, as shown in FIG. 5, when the worker 12 gets into the car 11 for cleaning work in the car 11 or the like, the work is so obsessed that the door closing display device cannot be seen. Without being aware of the display, as shown in FIG. 6, an accident is considered in which the power cord 14 of a device such as a household vacuum cleaner 13 is caught between the doors 15. In addition, it is naturally considered that the elevator user himself hits the door 15 or is sandwiched between the doors 15. Furthermore, the elevator travels from the state of FIG. 6 with the power cord 14 of the vacuum cleaner 13 being sandwiched, and the state as shown in FIG. 7 is reached, which may lead to a disconnection accident of the power cord 14 of the vacuum cleaner 13. In addition, it is also considered that the same thing may lead to an accident in which an elevator travels with a tow rope of a pet such as a dog and cat kept in the home being sandwiched. Furthermore, home elevator users may not know what it means simply by flashing the door closing display.

  The present invention has been made to solve the above-described problems. The object of the present invention is to provide an alarm before the door is closed and when the door is closed when the door opening extension button in the elevator car is pressed. The elevator door closing alarm device that alerts the elevator users in the car is provided.

  In the elevator door closing alarm device according to the present invention, the car operation panel provided in the elevator car is provided with a destination floor registration button and a door opening extension button, and the car arrives at the landing and the first door is fully opened. In the elevator door control device that starts the door closing operation when the predetermined time elapses, when the door open extension button is pressed before the first predetermined time elapses, the door is set longer than the first predetermined time. The controller is provided with a control device that keeps the door fully open for the second predetermined time and issues an alarm for notifying that the door is closed before the second predetermined time elapses.

  Further, when the door opening extension button is pressed before the first predetermined time has elapsed, the door is kept fully open for a second predetermined time set longer than the first predetermined time, and the second Before the predetermined time elapses, a control device is provided that issues a warning for notifying the door closing, and issues a warning notifying that the door is closed simultaneously with the door closing operation when the second predetermined time elapses.

  The control device includes an alarm by at least one of a buzzer, an auto-announcement, and a message display function.

  Further, the control device distinguishes between an alarm for notifying that the door is closed and an alarm for notifying that the door is closed.

  In particular, it is used for a home elevator for home use.

  When the door opening extension button is pressed before the first predetermined time elapses, the present invention holds the door fully open for a second predetermined time set longer than the first predetermined time, Since a control device that issues a warning to notify the door closing before the second predetermined time elapses, for example, when cleaning the interior of a home elevator car, the worker must be in the car together with a household vacuum cleaner. If the door opening extension button is pushed in advance, the fully open state is automatically maintained for 3 minutes, which is the second predetermined time, so that the cleaning operation can be performed with peace of mind during that time. It is also possible to issue a warning for door closing notice.

  Further, when the door opening extension button is pressed before the first predetermined time has elapsed, the door is kept fully open for a second predetermined time set longer than the first predetermined time, and the second Before the predetermined time elapses, a control device is provided to issue a warning for notifying the door closing, and when the second predetermined time elapses, an alarm for notifying that the door is closed simultaneously with the door closing operation. An alarm to the effect that it is in the middle can be issued to alert the cleaning operator of the chance and attention to press the door opening extension button again.

  Further, since the control device distinguishes between the alarm for notifying that the door is closed and the alarm for notifying that the door is closed, it can be easily identified.

  Furthermore, in particular, since it is used for a home elevator for home use, it is possible to prevent an accident in which the elevator travels with a tow rope of a pet such as a dog or cat sandwiched therebetween.

Embodiment 1 FIG.
FIG. 1 is a perspective view seen from the landing side showing the configuration of an elevator door closing alarm device according to Embodiment 1 of the present invention, and FIG. 2 is an in-car operation of the elevator door closing alarm device according to Embodiment 1 of the present invention. FIG. 3 is a flowchart for explaining an outline of the control operation of the elevator door closing alarm device according to the first embodiment of the present invention, and FIG. 4 is an elevator door closing according to the first embodiment of the present invention. It is a flowchart for demonstrating the detailed control operation | movement after the door opening extension button of an alarm device was pushed.

The configuration of the elevator door closing alarm device according to Embodiment 1 of the present invention will be described with reference to FIGS.
In a home elevator used for a general house, a car operation panel 2 is provided in an elevator car 1. The car operation panel 2 is provided with a destination floor registration button 3 and a door opening extension button 4. In the car 1, a buzzer or auto-announcement speaker 5, a message display device 6 and the like are installed.
The three-way frame 7 provided at the elevator hall is provided with a hall call push button 8 for registering the call.

Next, an outline of the control operation of the elevator door closing alarm device will be described with reference to FIG.
First, in step S1, when the elevator car 1 opens the door and stops on the first floor, for example, when the destination floor registration button 3 on the second floor is pressed in step S2, the elevator travels in step S3, After stopping at the second floor in step S4, a door opening operation is performed in step S5, and the fully opened state is set in step S6. In step S7, it is determined whether or not the door extension button 4 has been pressed when fully opened. In this fully open state, if the door open extension button 4 is not pressed within a first predetermined time, for example, 10 seconds, the process proceeds to step S8, and after the fully open state is maintained for 10 seconds, a door closing operation is performed in step S9. Then, it is fully closed (step S10).
On the other hand, if the door open extension button 4 is pressed while the fully open state is maintained for a predetermined time in step S7, the process proceeds to step S11, and the fully open state is maintained for a second predetermined time that is considerably longer than usual, for example, 3 minutes. To do. Thereby, for example, when cleaning the inside of the car 1 of the home elevator, if the operator gets into the car 1 together with the household vacuum cleaner and presses the door open extension button 4 in advance, the second predetermined time is automatically set. Since the fully open state is maintained for 3 minutes, the cleaning operation can be performed with peace of mind.

Next, a detailed control operation after the door opening extension button of the elevator door closing alarm device is pressed will be described with reference to FIG.
In step S11, when entering a state where the fully opened state is held for a second predetermined time that is considerably longer than normal, for example, 3 minutes, the fully opened state is continuously held in step S12, and in step S13, for example, the second It is determined whether or not 10 seconds before a predetermined time (3 minutes). When 10 seconds before the second predetermined time is detected, the process proceeds to step S14, the buzzer in the car 1 is intermittently sounded, or an alarm is given to notify the door closing with the auto-announcement speaker 5 etc. Alert the person. Furthermore, by displaying a warning warning in advance on the message display device 6 in the car 1 for door closing, a specific door is provided to a person who is cleaning the car 1 both visually and audibly. It becomes possible to issue a warning of closing notice. Then, in step S15, it is determined whether or not the fully opened state has passed the second predetermined time (3 minutes). If it has elapsed, the door closing operation is started in step S16, and at the same time, in step S17, A warning with a different expression that can be distinguished from the door closing notice in S14. The buzzer in the car 1 is continuously sounded, or an alarm is given to the cleaning worker that the door is closed with the auto-announcement speaker 5 or the like. On the other hand, it is possible to call a chance and attention to press the door extension button 4 again.
As described above, a specific door closing warning or an alarm indicating that the door is being closed is given to a person who is cleaning the inside of the car 1 by hearing or vision. It is possible to prevent accidents.

It is the perspective view seen from the landing side which shows the structure of the door closing alarm apparatus of the elevator in Embodiment 1 of this invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an enlarged front view showing an in-car operation panel of an elevator door closing alarm device according to Embodiment 1 of the present invention. It is a flowchart for demonstrating the control-operation outline | summary of the door closing alarm apparatus of the elevator in Embodiment 1 of this invention. It is a flowchart for demonstrating the detailed control operation | movement after the door opening extension button of the door closing alarm apparatus of the elevator in Embodiment 1 of this invention was pushed. It is a top sectional view showing the mode at the time of door opening in the conventional door closing alarm device of an elevator. It is sectional drawing which shows the mode at the time of the door closing in the conventional door closing alarm apparatus of an elevator. It is side surface sectional drawing which shows the mode at the time of the driving | running in the conventional door closing alarm apparatus of an elevator.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Home elevator car 2 Car operation panel 3 Destination floor registration button 4 Door open extension button 5 Buzzer or speaker for auto-announcement 6 Message display device 7 Standing three-way frame
8 hall call push button

Claims (5)

The car operation panel provided in the elevator car is provided with a destination floor registration button and a door opening extension button. When the car arrives at the landing and the door is fully opened, the door closing operation is started. In the elevator door control device
When the door opening extension button is pressed before the first predetermined time elapses, the door is kept fully open for a second predetermined time set longer than the first predetermined time, A door closing alarm device for an elevator, comprising a control device for issuing an alarm for notifying the door closing before the second predetermined time elapses. The car operation panel provided in the elevator car is provided with a destination floor registration button and a door opening extension button. When the car arrives at the landing and the door is fully opened, the door closing operation is started. In the elevator door control device
When the door opening extension button is pressed before the first predetermined time elapses, the door is kept fully open for a second predetermined time set longer than the first predetermined time, A control device is provided that issues a warning notifying that the door is closed before the second predetermined time elapses, and that issues a warning notifying that the door is closed simultaneously with the door closing operation when the second predetermined time elapses. Elevator door closing alarm device.   3. The elevator door closing alarm device according to claim 1, wherein the control device includes an alarm by at least one of a buzzer, an auto-announcement, and a message display function.   3. The elevator door closing alarm device according to claim 2, wherein the control device distinguishes between an alarm for notifying door closing and an alarm for notifying that the door is closed.   The elevator door closing alarm device according to any one of claims 1 to 4, wherein the elevator door closing alarm device is used for a home elevator for home use.

Images