JP2008184255A - Elevator device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator device capable of specifying a car generating confinement in case of power failure. <P>SOLUTION: This elevator device is provided with an emergency button 2 provided in each of the cars in a plurality of elevators installed in a building, and allowing a contact with an outside of the car via a contact device by an operation, an electric power interruption detector 3 for detecting the power failure of an electric power source to the elevator, an emergency electric power source 4 for supplying at least one of the elevators detecting the power failure by the power failure detector 3, a car position display 5 comprising a plurality of car position display lamps for displaying floor positions of the cars, an electric power interruption confinement detecting means 6 for detecting passengers confined in the cars by the electric power interruption, and an electric power interruption confinement display means 7 for lighting on or flickering all of the car position display lamps or the plurality thereof in the car position display 5, when detecting the passengers confined in the cars by the power failure confinement detecting means 6. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an elevator apparatus installed in a building, and more particularly to an elevator apparatus suitable for rescue of passenger confinement due to a power failure.

Conventionally, in a building to which multiple elevators have been delivered, an elevator apparatus has been known in which a unit indicator light that displays the name of the car in which the failure has occurred is provided at the landing in order to identify the elevator in which the failure has occurred. (For example, refer to Patent Document 1).
Japanese Utility Model Publication No. 55-105571

  However, in the elevator apparatus described in Japanese Utility Model Publication No. 55-105571 described above, the elevator car is displayed by detecting a failure of the car that occurs when energized (at the time of power purchase), Since a power outage is not assumed, when the power outage occurs, there is a problem that the unit indicator light that displays the car name of the car does not light, and if it is determined that the power outage is a malfunction, Regardless of the presence or absence, all unit indicator lights would illuminate, and there was a problem that it was not possible to identify the trapped car.

  The present invention has been made from the above-described state of the art, and the purpose of the present invention is to ensure that even in a building to which a plurality of elevators have been delivered, when a confinement accident occurs due to a power outage, The object is to provide an elevator device that can identify a car.

  In order to achieve the above object, the present invention is provided in a plurality of elevator cars installed in a building, and can be used to make a call with the outside of the car via a communication device. An emergency button, a power failure detection device for detecting a power failure of the common power supply to the elevator, an emergency power device for supplying emergency power to at least one of the elevators when the power failure detection device detects a power failure, An elevator apparatus including at least a car position display device including a plurality of car position indicator lamps for displaying a car floor position, wherein passengers confined in the car due to a power failure of the elevator power supply When a power outage confinement detecting means to detect and a passenger confined in the car is detected by the power outage confinement detecting means It is characterized in that a power failure containment display means has a structure for lighting or flashing all or several of the car position indicator for serial cab position display device as at least provided.

  Further, according to the present invention, the power outage confinement display means detects a passenger confined in the car by the outage confinement detection means, and the emergency button, car call button provided in the car, By operating at least one of the car door opening / closing buttons, all or a plurality of car position indicator lights in the car position display device are lit or blinked.

  Furthermore, the present invention is characterized in that the power supply for the power outage confinement detection means and the power outage confinement display means is the emergency power supply device.

  According to the present invention, even in a building to which a plurality of elevators are delivered, all or a plurality of the car position indicator lights of the car position display device in the car that has been confined during a power outage are lit or blinked. Thus, it is possible to easily identify the car in which confinement has occurred at the time of a power failure, to shorten the confinement rescue time, and to provide an elevator apparatus that can prevent forgetting to rescue the confinement.

  Hereinafter, an embodiment of an elevator apparatus according to the present invention will be described with reference to FIGS. FIG. 1 shows an embodiment of the present invention and is an electric circuit diagram relating to a power outage confinement display in an elevator apparatus. FIG. 2 shows an embodiment of the present invention and is an electric circuit diagram relating to power failure detection in an elevator apparatus. FIG. 3 shows an embodiment of the present invention and is a front view of a car entrance / exit in the elevator apparatus. FIG. 4 is a front view of a landing in an elevator apparatus according to an embodiment of the present invention. FIG. 5 is a flowchart illustrating the power failure confinement display operation by the elevator apparatus according to the embodiment of the present invention.

  The elevator apparatus according to an embodiment of the present invention shown in FIGS. 1 to 5 is provided in a car 1 of a plurality of elevators installed in a building and is operated (including pressing) to perform an interphone. An emergency button 2 that enables a call to the outside of the car 1 via a communication device such as a power failure detection device 3 that detects a power failure of the elevator's regular power supply, and a plurality of power failure detection devices 3 that detect a power failure. An emergency power supply 4 that supplies emergency power to at least one of the elevators in the elevator, a car position display 5 that displays the floor position of the car 1, and confined in the car 1 due to a power outage of the elevator power supply A power outage confinement detecting means 6 for detecting a detected passenger, and a stop for displaying that the passenger confined in the car 1 is detected by the power outage confinement detecting means 6. Display means 7 confinement, there as at least encompassing configuration.

  As shown in FIG. 3, the emergency button 2 includes a car door opening / closing button (not shown) for opening and closing the car call buttons 9, 10, 11 and the car door 12 on the operation panel 8 in the car 1. ). The operation panel 8 is disposed on the side of the car door 12. On the operation panel 8, an emergency button 2, a car call button 11, a car call button 10, and a car call button 9 are arranged in this order from top to bottom. The car call button 9 is for registering the destination floor as the first floor. The car call button 10 is for registering the destination floor as the second floor. The car call button 11 is for registering the destination floor as the third floor. The emergency power supply device 4 is a power source provided to secure a necessary minimum power in preparation for a power failure of the elevator's regular power source, and is composed of, for example, an automatic rechargeable storage battery.

  As shown in FIG. 4, the car position display device 5 is arranged on the side of the landing door 14 provided at the elevator entrance of the hall 13 and displays a plurality of boarding positions for displaying the floor position of the car 1. It is composed of car position indicator lamps 15, 16, and 17. The power failure detection device 3 includes an FFB contact 18, a power failure detection relay 19, a normally closed contact 19B1, and a power failure light 20 as described later. The car position indicator lights 15, 16, and 17 are formed of light emitting diodes, bean lamps, and the like.

  The power outage confinement detection means 6 detects passengers confined in the car 1 due to a power outage, and includes an emergency button detection relay 21 and a power outage confinement detection relay 25. The power outage confinement display means 7 detects the passenger confined in the car 1 by the power outage confinement detection means 6 and the emergency position 2 provided in the car 1 is operated. The car position indicator lights 15, 16, and 17 are all lit or blinked. The car position indicator lamp 15 is lit to display the car position on the first floor. The car position indicator lamp 16 is lit to display the car position on the second floor. The car position indicator lamp 17 lights up to display the car position on the third floor. The power for the power outage confinement detection means 6 and the power outage confinement display means 7 is supplied from the emergency power supply device 4.

  Next, as shown in FIG. 2, the electric circuit related to the power failure detection in the elevator apparatus according to the above embodiment is an FFB contact that opens and closes the elevator power supply connected between the elevator power supply terminals P and N. 18 and a power failure detection relay 19, a normally closed contact 19 B 1 of the power failure detection relay 19 connected between the elevator power supply terminals P and N, the emergency power supply 4, and a power failure light provided on the ceiling in the car 1. It consists of 20 series circuits. The emergency power supply 4 has an emergency power supply terminal B at the connection point between the negative terminal side and the normally closed contact 19B1, and a connection point between the positive terminal side and the power failure light 20 through the normally closed contact 19B2 at the power failure detection relay 19. An emergency power supply terminal A is provided.

  Next, the electrical circuit related to the power outage confinement display in the elevator apparatus according to one embodiment of the present invention is connected between the emergency power supply terminals A and B of the emergency power supply device 4 as shown in FIG. Series circuit of emergency button detection relay 21 and contact 2A of emergency button 2, series circuit of contact 9A of first floor car call registration relay 22 and car call button 9, second floor car call registration relay 23 and car call button A series circuit of ten contacts 10A, a third floor car call registration relay 24, and a contact circuit 11A of the car call button 11 are provided.

  Furthermore, in the electric circuit relating to the power outage confinement display in the elevator apparatus according to the embodiment of the present invention, as shown in FIG. 1, the car position indicator lights 15, 16, 17 and the power outage confinement detection relay 25 are connected in parallel. ing. The normally open contact 21A of the emergency button detection relay 21, the normally open contact 22A of the first floor car call registration relay 22, the normally open contact 23A of the second floor car call registration relay 23, and the normally open contact of the third floor car call registration relay 24. The contacts 24A are connected in parallel as shown in FIG. The parallel circuit of the car position indicator lamps 15, 16, 17 and the power outage confinement detection relay 25 and the parallel circuit of the normally open contacts 21A, 22A, 23A, 24A are connected in series.

  Further, a series circuit of a door switch 26 and a door full open detection relay 27 which are closed when the car door 12 is fully opened is connected between the emergency power terminals A and B of the emergency power supply device 4 as shown in FIG. Has been. There is a power failure between the connection point of the parallel circuit of the car position indicator lamps 15, 16, 17 and the power failure confinement detection relay 25 and the parallel circuit of the normally open contacts 21A, 22A, 23A, 24A and the emergency power supply terminal A. A series circuit of a normally open contact 25A of the confinement detection relay 25 and a normally closed contact 27B of the door full open detection relay 27 is connected.

  Next, the power outage confinement display operation by the elevator apparatus according to the one embodiment will be described based on FIG. 5 and FIGS. 1 and 2.

  First, as shown in step S1 of FIG. 5, when a power failure occurs, the FFB (not shown) trips, so that the FFB contact 18 shown in FIG. 2 is opened. When the FFB contact 18 is opened, the power failure detection relay 19 is de-energized, the normally closed contact 19B1 shown in FIG. 2 is opened, and the circuit is switched to a power failure circuit as shown in step S2 of FIG. It is done. That is, the circuit of the elevator power supply terminal P-normally closed contact 19B1-emergency power supply 4-blackout lamp 20-elevator power supply terminal N in the electric circuit of FIG. -Elevator power terminal N is formed and power lamp 20 is lit, plus power terminal side of emergency power supply 4-Normally closed contact 19B2-Emergency power terminal A-Emergency power supply terminal B-Negative terminal circuit of emergency power supply 4 Is formed, and emergency power is supplied from the emergency power terminals A and B of the emergency power supply 4 to the electric circuit of FIG.

  Then, when the passenger car 1 is stopped by the power failure of the elevator's regular power supply, and the passenger is confined in the passenger car 1, as shown in step S 3 of FIG. For example, the emergency button 2 is operated, and a rescue request is made via the call device. When the emergency button 2 is operated, the contact 2A of the emergency button 2 in FIG. 1 is closed, the emergency button detection relay 21 is energized, and the normally open contact 21A of the emergency button detection relay 21 is closed. All of the car position indicator lamps 15, 16, and 17 constituting the display device 5 are lit, and the hall lamp lighting state as shown in step S4 of FIG. In this all floor hall lamp lighting state, when the normally open contact 21A of the emergency button detection relay 21 is closed, the power failure confinement detection relay 25 is energized and the normally open contact 25A of the power failure confinement detection relay 25 is closed. It is held in the circuit of emergency power supply terminal A—normally open contact 25A of the power outage confinement detection relay 25—normally closed contact 27B of the door full open detection relay 27—car position indicator lights 15, 16, 17—emergency power supply terminal B.

  Next, as shown in step S5 of FIG. 5, in the customer's building (building) where the elevator is installed, elevator passengers (passengers), etc., all the car position indicator lights 15, 16, and 17 are lit. If an abnormal state is found, the manager of the customer's building (building) or the elevator maintenance company is notified that the abnormal state has been found. In this case, since the car position indicator lights 15, 16, and 17 are all lit, elevator users (passengers) and the like can confirm at the hall 13 that a confinement accident has occurred. The customer's building (building) manager or elevator maintenance company can be notified that a confinement accident has occurred.

  Next, in step S6 of FIG. 5, when the elevator maintenance company receives a notification from the elevator customer (passenger) or the customer's building (building) manager that a confinement accident has occurred, the elevator maintenance company In order to rescue the passengers trapped in the car 1, the maintenance staff is dispatched to the customer's building (building) that has been notified that a trapping accident has occurred.

  Next, when the maintenance staff arrives at the customer's building (building) that has been notified that the confinement accident has occurred, the maintenance staff takes the elevator on which all the car position indicator lights 15, 16, and 17 are lit. By checking the car position display device 5 at the landing 13, the car 1 in which the passenger is confined is identified, and in order to rescue the passenger, the car door 12 and the landing door 14 are opened. To do. Then, whether or not the car door 12 and the landing door 14 are fully opened, that is, whether or not the car door 12 and the landing door 14 are open to the open end in order to rescue the confinement person, This is performed as shown in step S7 of FIG.

  In step S7 of FIG. 5, while the car door 12 and the landing door 14 are being opened, it is repeatedly determined whether or not the car door 12 and the landing door 14 are fully opened, and the car door 12 and the landing are also opened. When the door 14 is fully opened, the door switch 26 is closed and the door full open detection relay 27 is energized. Therefore, the normally closed contact 27B of the door full open detection relay 27 is opened, and the emergency power supply terminal A-power failure confinement detection relay 25 is opened. Since the circuit of the normally open contact 25A-car position indicator lights 15, 16, 17-emergency power supply terminal B is opened, as shown in step S8 of FIG. All are turned off, that is, all floor hall lamps are turned off. In this state, rescue operations for passengers confined in the car 1 are performed by maintenance personnel.

  In step S8 of FIG. 5, by confirming whether all the elevator car position display devices 5 of the remaining elevators installed in the building are lit, it is possible to prevent leakage of confinement rescue. Can do. In this case, by confirming whether all the car position indicator lights 15, 16, and 17 are lit, it is possible to know the elevator unit where the confinement accident occurred at the time of a power failure. Can be done without difficulty.

  According to the elevator apparatus configured as described above, in a plurality of elevators installed in a building, even if a confinement accident occurs during a power failure of the elevator's regular power supply, the confined passenger operates the emergency button 2, Since all the car position indicator lights 15, 16, and 17 constituting the car position display device 5 are lit and the elevator where the confinement accident has occurred can be displayed, the confinement occurred at the time of power failure. The maintenance car can be easily identified by the maintenance staff, and the time for confinement rescue can be shortened.

  Furthermore, according to the elevator apparatus having the above-described configuration, the power outage confinement display means 7 is configured by using the car position display lights 15, 16, and 17 in the car position display device 5, so that the power outage confinement display is separately provided. Since there is no need to provide an indicator lamp for the means 7, productivity can be improved.

  In the above embodiment, when the trapped passenger operates the emergency button 2, all the car position indicator lights 15, 16, and 17 constituting the car position display device 5 are lit and a confinement accident occurs. The elevator (containment generator) displays the information, but one of the car call buttons 9, 10, 11 provided in the car 1 or the car door opening / closing button (not shown) is operated ( All of the car position indicator lamps 15, 16, and 17 may be turned on. In such a case, even if the child who cannot reach the emergency button 2 is a passenger, the car can be operated by operating one of the car call buttons 9, 10, 11 or the car door opening / closing button. All of the position indicator lamps 15, 16, and 17 can be turned on to display the confinement.

  Further, in the above-described embodiment, all the car position indicator lights 15, 16, and 17 of the car position display device 5 are turned on to display the car 1 in which the confinement accident at the time of power failure has occurred. However, all of the car position indicator lights 15, 16, and 17 may be blinked. Further, the lighting display state of the car position indicator lights 15, 16, and 17 at the time of a power failure and the lighting display state of the car position indicator lights 15, 16, and 17 at a normal time (when no power failure occurs) can be visually distinguished. Thus, the plurality of car position indicator lights 15, 16, and 17 may be turned on or blinked. Further, instead of turning on the car position indicator lights 15, 16, and 17 of all the car position display devices 5 on the halls 13 on all floors of the building, considering the capacity of the emergency power supply device 4, for example, Only the car position indicator lights 15, 16, 17 of the car position display device 5 on the top floor and the bottom floor are lit or blinked, or the car position of the car position display device 5 at the hall 13 on the first floor. Only the indicator lamps 15, 16, and 17 may be turned on or blinked.

  Furthermore, in the above embodiment, by turning on the car position indicator lights 15, 16, and 17 of the car position display device 5 disposed on the side of the hall door 14 provided at the elevator entrance of the hall 13, Although the car 1 of the elevator (containment generation machine) where the confinement accident has occurred is specified, the car position indicator lamp of the car position display device (car indicator) (not shown) provided in the car 1 By turning on or blinking all or a plurality of passengers, the passenger trapped in the car 1 knows that the occurrence of the confinement accident is being displayed by the car position display device 5 on the landing 13. You may be able to. In addition, the trapped passenger lights or blinks all or a plurality of the car position indicator lights of the car position indicator (car indicator) so that the car position indicator (car indicator). By operating the emergency button 2, it is possible to contact the building manager and the elevator maintenance company via the communication device, so the rescue can be waited without increasing anxiety. be able to.

  Furthermore, in the above-described embodiment, the car position display lights 15, 16, and 17 of the car position display device 5 are three. However, the present invention is not limited to this. Good. In the above-described embodiment, when the car door 12 and the landing door 14 are fully opened, all the car position indicator lights 15, 16, and 17 are turned off. If a confinement accident occurs in a plurality of elevators, the car position indication lights 15, 16, and 17 may not be turned off unless the confinement rescue of all elevators is completed.

It is an electric circuit diagram which shows one Embodiment of this invention and concerns on the power failure confinement display in an elevator apparatus. It is an electric circuit diagram which shows one Embodiment of this invention and concerns on the power failure detection in an elevator apparatus. 1 is a front view of a car entrance / exit in an elevator apparatus according to an embodiment of the present invention. 1 is a front view of a hall in an elevator apparatus according to an embodiment of the present invention. It is a flowchart which shows one Embodiment of this invention and demonstrates the power failure confinement display operation | movement by an elevator apparatus.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car 2 Emergency button 2A Emergency button contact 3 Power failure detection device 4 Emergency power supply device 5 Car position display device 6 Power failure confinement detection means 7 Power failure confinement display means 8 Driving panel 9, 10, 11 Car call button 9A 10A 11A Each contact point of the car call button 12 Car door 13 Station 14 Landing door 15, 16, 17 Car position indicator lamp 18 FFB contact for opening and closing the elevator power 19 Power failure detection relay 19B1 Normally closed contact 19B2 Normally closed contact 20 Power failure light 21 Emergency button detection relay 21A Emergency button detection relay normally open contact
22 1st floor car call registration relay 22A 1st floor car call registration relay normally open contact 23 2nd floor car call registration relay 22A 2nd floor car call registration relay normally open contact 24 3rd floor car call registration relay 24A 3rd floor car call registration relay Normally open contact of 25 Power failure confinement detection relay 25A Normally open contact of power failure confinement detection relay 26 Door switch 27 Door full open detection relay 27B Normally closed contact of door full open detection relay A, B Emergency power supply terminals A, B
P, N Elevator service terminals P, N

Claims (3)

An emergency button provided in a car of a plurality of elevators installed in a building and enabling a call to the outside of the car via a call device by operation, and a normal power supply to the elevator A power failure detection device for detecting a power failure of the vehicle, an emergency power supply device for supplying emergency power to at least one of the elevators when the power failure detection device detects a power failure, and a plurality of rides for displaying a floor position of the car In an elevator apparatus including at least a car position display device composed of a car position indicator light,
A power outage confinement detecting means for detecting a passenger confined in the car due to a power outage of the elevator power supply, and the car position when the passenger confined in the car is detected by the power outage confinement detecting means. An elevator apparatus comprising at least power outage confinement display means configured to light or blink all or a plurality of car position indicator lights of the display device.   The power outage confinement display means detects passengers confined in the car by the power outage confinement detection means, and the emergency button, car call button or car door opening / closing button provided in the car The elevator apparatus according to claim 1, wherein at least one is operated so that all or a plurality of the car position indicator lights in the car position display device are lit or blinked.   The elevator apparatus according to claim 1, wherein the power supply for the power outage confinement detecting means and the power outage confinement display means is the emergency power supply apparatus.

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