JPH10194621A - Inspection system for car position indicating lamp of elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce an inspection work burden by furnishing an inspection confirmation device having an operation switch to give to a driving control device to travel a car in the vertical direction of a previously specified stage floor and an indication part to output a position of a car position indicating lamp with a trouble in accordance with a failure signal by a computing device. SOLUTION: A computing device 11 furnished with a detection means of abnormality of a car position indicating lamp and a signal transmission means and a driving control device are provided in a machine room 10, and car position detection devices 22a-22d are provided in the inside of an elevator shaft 21 in which a car 20 travels. In the meantime, an interface panel 31 to output a transmission signal of the computing device 11 through a transmission cable 30 and a portable maintenance tool 32 of an inspection confirmation device to give starting and inspection driving signals to the computing device 11 and a driving control panel 12 and to receive an abnormality signal of the computing device 11 transmit the signals through a connecting cable 33. An operation switch 32a to travel in the vertical direction of a stage floor and an indication part 32 to indicate abnormality from the computing device 11 are provided on this portable maintenance tool 32.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for checking a car position indicator light of an elevator for checking a car position indicator light of a car position indicator of an elevator.

[0002]

2. Description of the Related Art Among elevators, simple and small elevators which are exclusively used for carrying meals at restaurants, cafeterias, etc. and which cannot be ridden by humans are particularly called dam waiters.

FIG. 5 is a front view of a doorway on a floor where a conventional dam waiter is located. In FIG. 5, reference numeral 1 denotes an entrance of a dam waiter, 2 denotes a car position indicator provided at an upper portion of the entrance 1 and displays a position of a car, 3 denotes a car position indicator light incorporated in the car position indicator 2, One car position indicator has three car position indicators for the number of floors on which the car will land.
Is provided. Reference numeral 4 denotes a technician who checks for a defective lighting of the car position indicator 3.

Inspection of the conventional car position indicating lamp 3 configured as described above is performed, for example, during operation of a dam waiter.
A technician 4 in front of a doorway 1 on a certain floor operates a car position detection device (not shown) provided near the doorway 1 to actually make the car reciprocate and travel, and a car position indicator corresponding to the car position. 3 is turned on, and whether or not the car position indicator 3 corresponding to each floor is turned on is visually inspected. Then, such inspection of the car position indicator lamp is performed for each car position indicator 2.

[0005]

In such a conventional dam waiter, the inspection of the car position indicator light 3 is performed by actually driving the car 20 during the operation of the dam waiter irrespective of whether or not the car position indicator light 3 is out of the ball. At the same time, the worker actually went to each floor where the car position indicators 2a to 2d are provided and visually checked whether or not the car position indicators of the car position indicators 2a to 2d were turned on. Was troublesome and work efficiency was poor

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and when checking whether or not a car position indicator is lit (presence or failure), it is necessary to actually go to each floor where the car position indicator is provided. The purpose of the present invention is to obtain an inspection system for elevator car position indicator lights that can increase the efficiency of technicians by performing work on a specific floor while eliminating the troublesome work of performing work visually. I do.

[0007]

An elevator car position indicator light inspection system according to the present invention includes a plurality of car position detecting devices for detecting a car position of an elevator, and a car position provided on a floor where the car is to be landed. A plurality of car position indicators that output and display the car position based on the output of the detection device, and lighting state detecting means that detects whether or not these car position indicators are lit,
An arithmetic unit that determines the presence or absence of a failure of the car position indicator based on the outputs of the plurality of car position indicators and the lighting state detection means and outputs a failure signal that identifies the failed car position indicator when a failure occurs. And an operation switch for giving an inspection operation command for causing the car to travel upward or downward by a predetermined floor to the operation control device of the elevator, and displaying the position of the failed car based on the failure signal output by the arithmetic unit. And a check device having a display for outputting the position of the lamp.

Further, a plurality of car position detecting devices for detecting a car position of the elevator, and a plurality of car position indicating lights provided on the floor where the car is to be placed and for displaying the car position based on the output of the car position detecting device. And lighting state detecting means for detecting the presence or absence of lighting of the car position indicator lights, and determining whether or not the car position indicator lights have failed based on the outputs of the plurality of car position indicator lights and the lighting state detecting means. An arithmetic unit that outputs a failure signal that identifies a failed car position indicator if any, a pseudo signal output unit that outputs a pseudo signal corresponding to a signal output from the car position detector to the arithmetic unit, An operation switch and an arithmetic unit for giving a pseudo operation command for stopping the operation and sequentially outputting a pseudo signal for each car position detection device from the pseudo signal output means to the operation control device of the elevator are provided. An inspection / confirmation device having a display unit for outputting the position of the failed car position indicator light based on the failure signal to be input, wherein the pseudo signal output means is configured to output the position of the car corresponding to the pseudo signal based on the pseudo operation command. The output destination of the lighting command is switched to the indicator lamp.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1 FIG. FIGS. 1 to 3 are diagrams illustrating an inspection system for a car position indicator light of an elevator according to the first embodiment. FIG. 1 is a configuration diagram of a car position indicator light inspection system for an elevator according to the first embodiment. , FIG. 2 is a block diagram near the entrance on the first floor, and FIG. 3 is an explanatory diagram showing the processing operation of this inspection system by inputting and outputting signals.

Referring first to FIG. 1, FIG.
Then, the car of the dam waiter runs between the first floor and the fourth floor, and each floor from the first floor to the fourth floor is provided with an entrance (not shown).

In FIG. 1, as a new configuration with respect to the conventional example, reference numeral 10 denotes a machine room of a dam waiter, 11 denotes an abnormality detecting means provided in the machine room 10 for detecting an abnormality of the car position indicator 3 and an abnormality signal. An arithmetic unit having an abnormal signal sending means for sending out, a reference numeral 12 is an operation control device of a dam waiter provided in the machine room 10.

Further, 20 is a basket of a dam waiter, 2
1 is a hoistway on which the car 20 travels, and 22a to 22d are car position detecting devices provided in the hoistway 21 corresponding to the first to fourth floors, respectively, for detecting the position of the car 20.

On the other hand, 30 is a transmission cable for transmitting a transmission signal transmitted from the arithmetic unit 11, 31 is an interface board provided on the first floor as a reference floor, for example, for outputting a transmission signal via the transmission cable 30, 32 Is a portable maintenance tool as an inspection / confirmation device that is provided with, for example, a signal input / output device that supplies a start signal and an inspection operation signal to the arithmetic device 11 and the operation control panel 12 and receives an abnormal signal from the arithmetic device 11. The technician 4 usually carries the portable maintenance tool 32.

Here, the portable maintenance tool 32 includes an operation switch 32a for giving an inspection operation command for moving the car upward or downward by one floor, and an abnormality signal (described later) received from the arithmetic unit 11 in response to an abnormal signal. Car position indicator light 3 based on
And a display unit 32b for outputting and displaying the abnormality of the display.

The portable maintenance tool 32 and the interface board 31 transmit and receive signals via a connection cable 33. 2a to 2d are on the first floor
The car position indicators respectively corresponding to the fourth floor are shown.

Therefore, when the portable maintenance tool 32 is connected to the interface panel 31, for example, the front configuration near the entrance 1a on the first floor is as shown in FIG.

In addition, not only near the entrance of the reference floor,
The computing device 11, the operation control device 12, and the portable maintenance tool 3 are also provided near the entrance of each floor via the connection cable 33.
Interface boards (not shown) are provided for transmitting and receiving signals to and from each other, and the interface boards on each floor are usually locked with a lid (not shown).

The inspection operation procedure of the car position indicator 3 using the inspection system for the car position indicator 3 of the elevator according to the first embodiment will be described with reference to FIG.

First, for example, the portable maintenance tool 32 is connected to the interface board 31 of the reference floor (first floor) by the connection cable 3.
3 and operating the operation switch 32a of the portable maintenance tool 32 in this state to give a start command and a check operation command to the interface panel 31 (steps S1 and S1).
2).

The start command and the inspection operation command are transmitted from the interface panel 31 to the arithmetic unit 11 and the operation control unit 1.
2 (steps S3 and S4), and in accordance with these instructions, the arithmetic unit 11 and the operation control unit 12 are activated, and the car 20 is moved upward in the first floor between the top floor and the bottom floor as described later. Or it is made to run by the feed operation in the downward direction.

On the other hand, the car 20 travels between the first floors according to the operation control command from the operation control device 12 to operate any of the car position detection devices 22a to 22d corresponding to the car position (step S5). .

Here, for example, when the car 20 is located on the fourth floor, which is the top floor, the car position detecting device 22d detects the position of the car 20, and the car position is indicated by the car position indicator 2
The car position indicators 2a to 2d are output (step S6), and the corresponding car position indicators on the fourth floor light up on the car position indicators 2a to 2d.

When the car 20 on the first floor is inspected, the car position and the lighting status of the car position indicators 2a to 2d corresponding to the car position (whether or not the car is turned on) are sent to the arithmetic unit 11. (Step S7), arithmetic unit 11
Accordingly, the presence or absence of an abnormality in the lighting state of each car position indicating lamp in the car traveling on the first floor is analyzed. here,
The above-mentioned lighting state can be detected by, for example, connecting a current transformer (not shown) as an inspection state detecting means in series to the car position indicator when the car position indicator is lit, and detecting whether the current transformer is operating.

The analysis of the abnormal lighting of the car position indicating lamp in the arithmetic unit 11 is performed by the above-described abnormality detecting means for detecting the abnormal lighting state of the car position indicating lamp 3 and the car corresponding to the car position and the car position. This is performed by checking whether the car position indicator lights of the position indicators 2a to 2d are turned on or not.

When a car position and a car position indicator corresponding to the car position are not lit,
It is output as an abnormal signal by the above-described abnormal signal transmitting means (step S8).

Further, the abnormal signal is transmitted to the transmission cable 3
0, the interface board 31, and the connection cable 33 are sequentially taken into the maintenance portable tool 32.

This abnormal signal is output and displayed on the display section 32b of the portable maintenance tool 32 connected to the interface panel 31. The technician 4 reads the data output and displayed on the display unit 32b and specifies the abnormal car position indicator.

Then, the car is again driven to the next floor, and the same inspection as described above is performed for all floors from the top floor to the bottom floor in order for each floor. If an abnormality is found, a technician 4 goes to the floor where the abnormality has occurred and checks the car position indicator 3.

Therefore, according to the first embodiment, the plurality of car position detecting devices 22a for detecting the car position of the elevator.
To 22d, a plurality of car position indicators 3 provided on the floor where the car 20 is placed on the floor to output and display the car position based on the outputs of the car position detectors 22a to 22d, and lighting of the car position indicators 3 Lighting state detection means for detecting the presence or absence,
The presence or absence of a failure of the car position indicator 3 is determined based on the outputs of the plurality of car position indicators 3 and the lighting state detecting means. If there is a failure, a failure signal for identifying the failed car position indicator 3 is output. And an operation switch 32a for giving an inspection operation command for causing the car 20 to travel upward or downward by a predetermined floor to the operation control device 12 of the elevator, and a failure signal output by the arithmetic device 11. And the portable maintenance tool 32 having a display section 32b for outputting the position of the failed car position indicator light 3 on the basis of the above. It is not necessary to judge whether the car position indicator 3 is abnormal, and the inspection can be performed by decoding the abnormal signal output to the portable maintenance tool 32 on the reference floor to determine whether the car position indicator 3 is abnormal. The work of the burden is alleviated it can be carried out effective maintenance.

Embodiment 2 FIG. FIG. 4 is an explanatory diagram of an inspection system for a car position indicator light of an elevator according to a second embodiment. In the first embodiment, the lighting state of each of the car position indicators of the car position indicators 2a to 2d is confirmed by actually running the car 20. However, the running is stopped without actually running the car. It would be convenient if the car position indicator could be checked in the condition.

Therefore, in the second embodiment, the inspection control device 13 is provided in the machine room 10 without actually driving the car 20.
A stepping motor (not shown) sequentially rotates the rotary switch 14 as a pseudo signal output means in response to the traveling of the first floor of the car based on the output of the inspection control device 13 receiving the inspection command from the portable maintenance tool 32. Then, the car 20 travels upward or downward by one floor through the switch contact 14a of the rotary switch 14 and the power supply 15, and any of the car position detecting devices 22a to 22d
May be output as in the case of detecting the car position, and the car position indicators of the car position indicators 2a to 2d may be turned on.

Then, as in the first embodiment, the arithmetic unit checks the lighting state of the car position indicator light that has been turned on based on the pseudo car position detection signal, and outputs it to the display unit 32b of the portable maintenance tool 32. You may do so.

Therefore, according to the second embodiment, a plurality of car position detecting devices 22a for detecting the car position of the elevator.
To 22d, a plurality of car position indicators 3 provided on the floor where the car 20 is placed on the floor to output and display the car position based on the outputs of the car position detectors 22a to 22d, and lighting of the car position indicators 3 Lighting state detection means for detecting the presence or absence,
The presence or absence of a failure of the car position indicator 3 is determined based on the outputs of the plurality of car position indicators 3 and the lighting state detecting means. If there is a failure, a failure signal for identifying the failed car position indicator 3 is output. Computing device 11 and car position detecting device 2
A rotary switch 14 for outputting a pseudo signal corresponding to the signal output from 2a to 22d to the arithmetic unit 11, a stop of the operation of the elevator, and a car position detecting device 22a to 22d.
An operation switch 32a for giving a pseudo operation command for sequentially outputting a pseudo signal every 22d from the rotary switch 14 to the operation control device of the elevator, and the position of the car position indicating lamp 3 which has failed based on the failure signal output by the arithmetic unit 11. Inspection confirmation device 32 having a display portion 32b for outputting
The rotary switch 14 switches the output destination of the lighting command to the car position indicator 3 corresponding to the pseudo signal based on the pseudo operation command. The car position indicator 3 can be checked for abnormality based on the car position detection signal, and it is not necessary to consider the time the car 20 actually travels, and the car position indicator 3 can be inspected quickly. it can.

[0034]

According to the present invention, a plurality of car position detecting devices for detecting a car position of an elevator and a car position are output and displayed based on the output of the car position detecting device provided on the floor where the car is to be landed. A plurality of car position indicators, lighting state detecting means for detecting the presence or absence of lighting of these car position indicators,
An arithmetic unit that determines the presence or absence of a failure of the car position indicator based on the outputs of the plurality of car position indicators and the lighting state detection means and outputs a failure signal that identifies the failed car position indicator when a failure occurs. And an operation switch for giving an inspection operation command for causing the car to travel upward or downward by a predetermined floor to the operation control device of the elevator, and displaying the position of the failed car based on the failure signal output by the arithmetic unit. The technician needs to actually go to the floor where the car will land and directly visually determine whether there is any abnormality in the car position indicator because it has an inspection and confirmation device that has a display for outputting the position of the light. In addition, the presence or absence of an abnormality in the car position indicator can be checked by decoding the abnormal signal output to the inspection and checking device on the reference floor, and the burden of the inspection work can be reduced and effective maintenance can be performed.

Further, a plurality of car position detecting devices for detecting the car position of the elevator, and a plurality of car position indicating lights provided on the floor where the car is to be placed and for displaying the car position based on the output of the car position detecting device. And lighting state detecting means for detecting the presence or absence of lighting of the car position indicator lights, and determining whether or not the car position indicator lights have failed based on the outputs of the plurality of car position indicator lights and the lighting state detecting means. An arithmetic unit that outputs a failure signal that identifies a failed car position indicator if any, a pseudo signal output unit that outputs a pseudo signal corresponding to a signal output from the car position detector to the arithmetic unit, An operation switch and an arithmetic unit for giving a pseudo operation command for stopping the operation and sequentially outputting a pseudo signal for each car position detection device from the pseudo signal output means to the operation control device of the elevator are provided. An inspection / confirmation device having a display unit for outputting the position of the failed car position indicator light based on the failure signal to be input, wherein the pseudo signal output means is configured to output the position of the car corresponding to the pseudo signal based on the pseudo operation command. Since the output destination of the lighting command is switched to the indicator light, it is possible to check for abnormalities of the car position indicator light based on the pseudo car position detection signal without actually running the car, It is not necessary to consider the traveling time, and the inspection of the car position indicator can be performed quickly.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of an inspection system for a car position indicator of an elevator according to a first embodiment.

FIG. 2 is a configuration diagram of a doorway 1 on the first floor.

FIG. 3 is an explanatory diagram showing the processing operation of the inspection system for the car position indicator light of the elevator according to the first embodiment by inputting and outputting signals.

FIG. 4 is a configuration diagram of an inspection system for a car position indicator of an elevator according to a second embodiment.

FIG. 5 is a front view of a doorway on a floor where a conventional dam waiter is located.

[Explanation of symbols]

10 machine room, 11 arithmetic unit, 12 operation control unit,
13 inspection control device, 14 rotary switch, 14a
Switch contacts, 15 power supply, 20 car, 21 hoistway, 22a-22d car position switch, 30 transmission cable, 31 interface panel, 32 portable maintenance tool, 32a operation switch, 32b display unit.

Claims (2)

[Claims] 1. A plurality of car position detecting devices for detecting a car position of an elevator, and a plurality of car position displays provided on a floor where the car is to be placed and for displaying a car position based on an output of the car position detecting device. Lights, lighting state detecting means for detecting the presence or absence of lighting of these car position indicating lights, and determining whether or not the car position indicating lights have failed based on the outputs of the plurality of car position indicating lights and the lighting state detecting means. If there is a failure, an arithmetic unit that outputs a failure signal that identifies the failed car position indicator light, and an inspection operation command that causes the car to travel upward or downward by a predetermined floor is controlled to operate the elevator. An inspection switch having an operation switch for giving to the device and a display unit for outputting the position of the failed car position indicator based on the failure signal output by the arithmetic unit. Inspection system for elevator position indicator lights. 2. A plurality of car position detecting devices for detecting a car position of an elevator, and a plurality of car position displays provided on a floor where the car is to be placed and for displaying a car position based on an output of the car position detecting device. Lights, lighting state detecting means for detecting the presence or absence of lighting of these car position indicating lights, and determining whether or not the car position indicating lights have failed based on the outputs of the plurality of car position indicating lights and the lighting state detecting means. An arithmetic unit for outputting a failure signal for specifying a failed car position indicator if a failure has occurred, and a pseudo signal output means for outputting a pseudo signal corresponding to a signal output from the car position detector to the arithmetic unit An operation switch for stopping the operation of the elevator and giving a pseudo operation command for sequentially outputting a pseudo signal for each car position detecting device from the pseudo signal output means to the operation control device of the elevator. Switch and a check unit having a display unit for outputting the position of the failed car position indicator based on the failure signal output by the arithmetic unit,
The inspection system for a car position indicator light of an elevator, wherein the pseudo signal output means switches an output destination of a lighting command to a car position indicator light corresponding to the pseudo signal based on the pseudo operation command.