JPH08113438A - Cage position informing device for elevator - Google Patents

Abstract

PURPOSE: To provide a car position informing device for elevator which can check a car position immediately if an elevator car stops due to its abnormality. CONSTITUTION: If an elevator car stops due to its abnormality, an abnormality detection part detects its abnormality, so that an abnormality detection switch part 19 mounted between a car position detection part 17 and a prescribed power supply part 20 is kept in an open condition. An emergency switch part 25 is mounted in parallel to the abnormality detection switch part 19 between the car position detection part 17 and the power supply part 20. By pressing a call button 10 in a hall if the car stops due to its abnormality, the abnormality detection switch part is kept in a closed condition to connect a car position display part 9 with the power supply part 20. As a result, while the call button 10 is being pressed, the car position display part 9 mounted in the hall displays a car stopping floor. It is possible for a technical expert which receives a report on the abnormality of the elevator and reaches a site to go to a displayed car stopping floor and conduct necessary work such as rescue of an elevator passenger immediately.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a car position informing device for informing a car position of an elevator when the elevator is out of order.

[0002]

2. Description of the Related Art In a case where an elevator car stops due to an elevator failure and the passengers are stopped in the car, it is necessary to promptly rescue the person inside. In other cases, it is necessary to know the position of the basket quickly in order to confirm the cause of the failure.

A conventional elevator has a structure as shown in FIGS. 7 and 8. In FIG. 7, an operation switch 2 is provided in the elevator basket 1,
The user uses the switch 2 to instruct which floor to get off and to open and close the door. On the other hand, the elevator hall 8 on each floor is provided with a car position display portion 9 for notifying a user at the elevator hall 8 of the position of the car 1 and a call button 10 for calling the car 1 on the floor.

The machine room 3 which is the power unit of the elevator,
Usually, it is provided at the uppermost position of the hoistway 13. In the machine room 3, a control device 4 for controlling the elevator system and a hoisting machine 1 for raising and lowering the basket 1 are provided.
5. Further, an encoder 16 for detecting the number of rotations of the shaft of the hoisting machine 15 is provided. The controller 1 has a basket 1
Abnormality Detection Unit 5 for Detecting Door Closed Stop or Door Open Stop Abnormality
And the hall 8 on each floor based on the signal from the encoder 16.
A car position detecting unit 17 for lighting a predetermined floor of the car position display unit 9 is provided. The operation switch 2 in the basket 1 is connected to the control device 4 via a cable 12.

Furthermore, a monitoring room 6 is provided in the building in which the elevator is installed, and an abnormality indicating lamp 7 for monitoring the operating state of the elevator is installed in the monitoring room 6 The line 11 is connected to the abnormality detection unit 5.

Further, the car position detecting system in the elevator has a circuit configuration as shown in FIG.
As shown in FIG. 8, the basket position detection unit 17 is connected to one end of a power source 18 such as an external commercial AC power supply. The basket position detection unit 17 has an elevator hall 8 shown in FIG.
The basket position display section 9 of is connected. Further, the car position display unit 9 is provided with an external power source 18 via an abnormality detection contact 19 which is closed when the elevator is operating normally.
Is connected to the other end side of.

When the elevator is operating normally, the switch section (hereinafter referred to as "abnormality detection switch section") 19 which is the normally closed contact b is closed as described above. And
The car position detection unit 17 detects the car position based on the signal from the encoder 16 of FIG. 7, and closes only the switch on the floor where the car is located among the normally open switches (a1, a2, a3). In the car position display unit 9, when a predetermined switch of the car position detection unit 17 is closed, the display lamp of the corresponding floor is connected to the power source 18 and lights up.

On the other hand, when an abnormality occurs in the elevator,
When the car 1 is in the door closed stop or the door open stop, the abnormality detection unit 5 detects this and outputs a predetermined abnormality detection signal. The abnormality detection signal is converted into a voltage signal by a converter (not shown), and the abnormality detection switch section 19 is converted according to the voltage signal.
Is opened, the car position display unit 9 and the power supply 18 are disconnected, and the car position display unit 9 is turned off. As a result, when an abnormality occurs, it is prohibited to newly put a passenger in the car.

Further, in FIG. 7, when the elevator fails and the car 1 is stopped, the abnormality detecting section 5 of the control device 4 detects the abnormality, and the abnormality indicating lamp 7 in the monitoring room 6 is turned on.
The technician, looking at the lighting of the abnormality indicator lamp 7, goes to the hall 8 on the standard floor to confirm the state of the elevator.
There are various floors as the reference floor, and the number of floors is not necessarily one, but the first floor is generally the reference floor.

Even if the specialist arrives at the landing 8 on the standard floor, the stop position of the car 1 is unknown because the car position display 9 is off at this time. Therefore, the expert engineer first opens the hall door 14 at the hall 8 on the standard floor and confirms where the car 1 is stopped. If the car is not stopped on that floor, go to the upper floors in order, open the door 14 at the landing 8 on each floor, and confirm the car stop position.

When the position of the basket 1 is confirmed, the basket 1
Go to the floor where is stopped and check if there are any passengers in the car 1. If there are passengers, immediately rescue them. When there are no passengers, a predetermined inspection is performed to find out the cause of the failure.

[0012]

However, when the door 14 of the hall 8 on each floor is opened to check the position of the basket 1, even if the door 14 of the hall 8 is opened and the inside is looked into, the inside of the hoistway 13 is not It is pitch-black, and if the car 1 is not stopped on the floor nearby, the stop position cannot be confirmed. Therefore, it is necessary to open the doors one floor at a time for confirmation, which is a serious problem in an emergency such as when it takes time and passengers are trapped. Further, since the hoistway 13 is looked into from the landing 8, there is a risk that a professional engineer may fall into the hoistway 13.

And the higher the floor of the building,
Since it is necessary to climb the stairs for many floors, there is a problem that the specialists are often tired and the response becomes slower.

Therefore, it is an object of the present invention to provide an elevator car position notification device capable of promptly confirming the car position when the elevator car stops abnormally.

[0015]

An elevator car position notification device according to the present invention is made to solve the above problems and has the following features.

That is, an elevator car position notifying device for detecting a stop position of an elevator car stopped due to an abnormality and notifying the stop position, and providing a car position detecting unit for detecting the position of the car and an elevator hall. The
A car position display unit for notifying the user of the position of the car detected by the car position detection unit and a call button for calling the car, and an abnormality detection unit for detecting that the car has stopped due to an abnormality. A switch unit provided between the basket position display unit and a predetermined power supply unit, the switch unit being in an open state when the abnormality detection unit detects that the basket has stopped, and the switch unit. An emergency switch unit provided in parallel between the car position display unit and the power supply unit in parallel with, in the case of a car stop due to an abnormality, at least during the period when the call button is pressed, Then, it has an emergency switch unit that connects the car position display unit and the power supply unit, and the emergency switch unit is in a closed state, so that the car position display unit is the stop floor of the car. To display It is characterized in.

Further, there is provided an elevator car position notification device for detecting the stop position of the elevator car stopped due to an abnormality and notifying the stop position, and a car position detection unit for detecting the position of the car and provided in the elevator hall. The car position display unit for notifying the user of the car position detected by the car position detection unit, the emergency button provided in the car, and detecting that the car has stopped due to an abnormality An abnormality detection unit, and a switch unit provided between the basket position display unit and a predetermined power supply unit, the switch unit being opened when the abnormality detection unit detects that the basket has stopped. Provided in parallel with the switch unit between the basket position display unit and the power supply unit,
An emergency blinking switch unit that is in an operating state at least during a period when the emergency button in the basket is pressed when the basket is stopped due to an abnormality, and the emergency blinking switch unit is in an operating state. As a result, the car position display unit blinks and displays the stop floor of the car.

In addition, in the car, the car position display unit is connected to the power source unit in parallel with the car position display unit of the elevator hall, and is used to inform passengers in the car of the position of the car. Is provided, the car position display section displays the stop floor of the car in the same manner as the car position display device at the elevator hall, at least while the call button or the emergency button is being pressed. It is characterized by doing.

Further, the car has a door zone detection unit for detecting whether the position of the car stopped due to an abnormality is within a door zone corresponding to the position of the door of the elevator hall on a predetermined floor, and the car is stopped due to an abnormality, While the call button of the elevator hall or the emergency button in the car is being pressed, if the stop position of the car is in the door zone, the emergency switch unit is closed and The car position display unit lights up to display the stop floor of the car, and when the car stop position is outside the door zone, a blinking switch unit for connecting the car position display unit and the power supply unit is provided. In the operating state, the car position display section blinks and displays the stop floor of the car.

Furthermore, when the call button at the elevator hall or the emergency button in the car is pressed, at least one of the emergency switch section and the emergency flashing switch section is automatically operated. It is characterized in that it has a timer unit for maintaining it for a certain period of time.

[0021]

In the elevator car position notification device according to the present invention, when the car is stopped due to an abnormality, the abnormality detection unit detects the abnormality and a switch provided between the basket position display unit and the predetermined power supply unit. The part is opened. On the other hand, the emergency switch part provided between the car position display part and the power supply part in parallel with this switch part is closed by pressing the call button at the elevator hall when the car is stopped due to an abnormality, Temporarily connect the basket position display unit and the power supply unit.

Therefore, at least during the period when the call button is pressed, the car position display section provided in the elevator hall lights up and the car stop floor can be known. In other words, it is not necessary to open the doors of the halls on each floor one by one to look into the elevator hoistway until an expert engineer who arrives at the scene after receiving a report of an elevator abnormality confirms the car position. You can go to the stop floor to rescue passengers in the car and investigate the cause of the failure.

Therefore, in case of an emergency such as when passengers are trapped in a car, it is possible to respond promptly, and since it is not necessary to look into the hoistway from the landing, a professional engineer may fall into the hoistway. Can be eliminated.

In addition, in the configuration of another elevator cage position notification device of the present invention, an emergency blinking switch section is provided in parallel with the above switch section between the cage position display section and the power source section. When the car stops due to an abnormality, the emergency flashing switch unit is closed by the passenger in the car pushing the emergency button provided in the car, and the car position display unit can blink. . Therefore, in the case where a passenger is trapped in the car due to an abnormality in the elevator, the trapped passenger pushes the emergency button to reliably notify the outside of the occurrence of the abnormality and the floor where the car is stopped. It is possible to rescue passengers more quickly and reliably.

Further, when the car stops due to an abnormality and the call button at the landing is pressed, the car position display section for displaying the stop floor in the car is provided in the power supply unit in parallel with the car position display section of the landing. And provided. As a result, the passenger trapped in the basket at the time of occurrence of an abnormality can know the position of the passenger, and can reassure the passenger before being rescued.

In still another configuration of the present invention, a door zone detection unit for detecting whether or not the position of the elevator car stopped due to an abnormality is in the door zone of the hall on the predetermined floor is provided, and the position of the elevator car is outside the door zone. In some cases, it was decided to blink the car position display. When the car is stopped outside the door zone, even if you open the door of the hall on that floor, you cannot enter or leave the car from the hall, so you can rescue passengers in the car or get into the car It is not possible to investigate the cause of.
Therefore, when the car position display section blinks, the expert engineer first goes to the machine room that controls the operation of the elevator, not to the stop floor, and moves the car into the door zone on the predetermined floor. Then, after moving to the stop floor, the passengers in the car can be immediately rescued by opening the door of the hall.

Further, when the call button at the hall or the emergency button in the car is pressed, at least one of the emergency switch section and the emergency flashing switch section is automatically maintained for a certain period of time. By providing the timer section of
It was decided to light the position indicator in the basket for a certain period. This increases the probability that a passenger trapped in the car will discover that the position display inside the car is lit, and can reduce the psychological anxiety of the passenger during the period until being rescued. it can.

[0028]

Embodiments of the present invention will be described below with reference to the drawings. In the drawings described below, the same parts as those in the drawings already described are designated by the same reference numerals and the description thereof will be omitted.

(Embodiment 1) Construction of Elevator An elevator according to a first embodiment of the present invention has a construction as shown in FIG. Normally, in the machine room 3 provided above the elevator hoistway 13, a control device 4 for controlling the elevator system, a hoisting machine 15 for hoisting the car 1, and a rotation speed of a shaft portion of the hoisting machine 15 are provided. An encoder 16 for detecting the is provided.

A power supply unit 20 is provided in the machine room 3, and the basket position detection unit 17 is connected to the power supply unit 20. Further, the call button 10 of the hall 8 on the reference floor is connected to the basket position detection unit 17 by the wiring 21, and the basket position display unit 9 provided on the hall 8 on the same reference floor is connected to the wiring 2
It is connected to the basket position detection unit 17 by the reference numeral 2.

The circuit of the car position notification device according to this embodiment has a structure as shown in FIG. In FIG. 2, the power supply unit 20 supplies electric power from a power supply 18 such as an external commercial AC power supply to the basket position detection unit 17 in a steady state.
When the power supply from the power source 18 is stopped due to a power failure or the like, the detection relay A detects this and the normally open contact a
By closing _A , an emergency power source (eg DC
Power supply). Then, when the elevator is operating normally, the basket position detection unit 17 is connected to either the external power supply 18 or the emergency power supply.

When an abnormal stop of the car is detected by the anomaly detection unit 5 of FIG. 1 between the car position detection unit 17 connected to the car position display unit 9 on the reference floor and the power supply unit 20. An abnormality detection switch section 19 which is a normally closed contact b that is opened is provided in the. The abnormality detection switch unit 19 is provided between the power supply unit 20 and the basket position detection unit 17.
An emergency switch section 25, which is a normally open contact point a _c , is provided in parallel with the above.

When the car is stopped abnormally, the call button 10 on the standard floor is used.
(However, the call button 10 on each floor is not limited to the standard floor.)
When is pressed, the detection relay (C) 24 operates, the emergency switch unit 25 is closed, and the basket position detection unit 17 is connected to the power supply unit 20. As a result, the car position display portion 9 on the reference floor lights up and the car stop floor is displayed.

Operation of Basket Position Notification Device First, when the elevator cage is stopped or closed due to a failure of the elevator or the like, the abnormality detecting section 5 detects this and the monitoring room 6 in FIG. The anomaly indicator lamp 7 provided in the lamp lights up.

The technician first goes to the hall 8 on the standard floor in response to the lighting of the abnormality indicator lamp 7. When an abnormality occurs,
The switch unit 19 shown in FIG. 2 is opened to prohibit the passenger from being newly placed in the car. Therefore, at this time, the car position display portion 9 is turned off, and the stop position of the car 1 is unknown.

Then, a professional engineer takes the hall 8 on this standard floor.
When the call button 10 is pressed with, the emergency switch unit 25 is closed as described above while the call button 10 is being pressed, and the car position display unit 9 of the hall 8 displays the stop floor of the car 1. To do. As a result, the professional engineer can immediately know the stop floor of the car 1.

Therefore, as in the prior art, a specialist who arrives at the site after receiving an elevator abnormality report opens the elevator doors 14 on each floor in sequence until he or she looks into the elevator hoistway 13. There is no need to go to the stop floor of car 1 immediately and rescue passengers in car 1,
The cause of the abnormality can be investigated. Therefore,
Eliminate the risk of a technician falling into the hoistway because you can respond quickly in an emergency when passengers are trapped in a basket, and you do not need to look into the hoistway from the landing. Is possible.

(Second Embodiment) Next, an example in which the elevator car position notification device of the first embodiment is further improved will be described with reference to FIG.

The feature of the car position notification device according to the second embodiment is that the car interior position display section 26 can display the stop floor when the car is stopped due to an abnormality in the car of the elevator.
Is provided. As shown in FIG. 3, the in-car position display unit 26 is provided in the car position display unit 9 provided in the hall 8.
Is connected in parallel with the car position detection unit 17 and the power supply unit 20.

Then, when the technician presses the call button 10 at the hall 8 on the reference floor when the car is stopped due to an abnormality, the emergency switch unit 25 is closed during the period in which the call button 10 is being pressed. Then, the car position display unit 9 of the hall 8 and the car position display unit 26 in the car display the stop floor of the car 1.

Therefore, not only can the passengers be rescued and the cause of the failure can be quickly investigated, but also the passengers trapped in the car can know their own positions.
Further, since the passenger can know that the work for rescuing the passenger is being performed outside the basket, the passenger can be reassured until the rescue.

(Embodiment 3) Next, an elevator car position notification device which is a modification of Embodiment 2 will be described.

A feature of this embodiment is that a timed detection relay (hereinafter referred to as a timer relay) is provided as the detection relay section 24 in FIG. In the second embodiment, since the emergency switch unit 25 is operated by using the detection relay 24 having no time limit, the emergency switch unit 25 is closed only while the call button 10 is being pressed, and when the call button 10 is released. Immediately, the car position display unit 9 of the elevator hall 8 and the car position display unit 26 provided inside the car are turned off.

In the present embodiment, since the detection relay section 24 is a timer relay as described above, the basket stops due to an abnormality, and the technician pushes the call button 10 on the reference floor for a certain period (for example, 3 minutes). Keeps the in-car position display portion 26 and the basket position display portion 9 lit even when the call button 10 is released.

The technician can confirm the stop floor of the car by pressing the call button 10 on the reference floor to light up the car position display section 9. However, the period during which the technician is pressing the call button 10 is a relatively short period (for example, several seconds to
In the configuration of the second embodiment, the passenger in the car does not always look at the in-car position display unit 26 at this time. However, in this embodiment, since the in-car position display unit 26 is lit for a certain period after the call button 10 on the reference floor is pressed, the passengers trapped in the car are The probability of discovering that the light is turned on is increased, and psychological anxiety of passengers can be reduced.

In order to save power, the timer relay may be configured to light only the in-car position display portion 26 for a certain period.

(Embodiment 4) Next, an elevator car position notification device having a configuration different from that of the above embodiment will be described with reference to FIG.

In FIG. 4, the basket position display section 9 on the reference floor
An abnormality detection switch unit 19 that is opened when an abnormal stop of the basket is detected is provided between the car position detection unit 17 connected to the power supply unit 20 and the power supply unit 20, as in the other embodiments. There is.

The blinking circuit 2 is provided between the power source section 20 and the basket position detecting section 17 in parallel with the abnormality detecting switch section 19.
8 is provided with an emergency blinking switch section 36 composed of a normally open contact point ac 25. Here, the blinking circuit 28
Is a circuit for blinking the car position display unit 9 and the car position display unit 26 every second, for example. Then, the emergency flashing switch section 36 is brought into an operating state for a certain period (for example, 3 minutes) when the emergency button 27 provided in the basket is pressed and the timer relay 24 detects this. The emergency button 27 in the basket is a push button that is usually used to contact the outside from the emergency bell or the basket.

When an abnormal stop of the car occurs, a passenger trapped in the car pushes the emergency button 27 in the car,
When this is detected by the timer relay 24, the emergency flashing switch section 36 is in the operating state for a certain period. Then, the basket position display unit 9 and the basket position display unit 26 on the reference floor are
The stop floor of the car is displayed by blinking (for example, blinking every second).

With the above configuration, it becomes easy to notify the person outside the car from the inside of the car that the elevator has stopped abnormally. Therefore, when the abnormality indicator light 7 in the monitoring room 6 in FIG. 1 does not light up due to a failure, or when the monitoring room 6 or the abnormality indicator light 7 is not provided in the building where the elevator is installed, the person in the elevator hall However, by seeing the blinking of the basket position display section 9 and knowing that an abnormality has occurred, this can be notified to a specialist engineer. This makes it possible to quickly rescue the passengers trapped in the car.

In the above description, the emergency blinking switch section 36 is described as being in the operating state by pressing the emergency button 27, but the invention is not limited to this. For example, not only the emergency button 27 provided in the car but also the call button 10 provided in the elevator hall on the reference floor as shown in FIG.
Also, if the emergency flashing switch section 36 is operated, the technician who arrives at the standard floor can immediately know the floor where the car is stopped by pressing the call button, and the rescue of the passengers can be further improved. Can be done quickly.

(Fifth Embodiment) Next, a fifth embodiment will be described. The feature of this embodiment is that it has a function of detecting the position of the car stopped due to an abnormality in more detail and notifying the position.

As shown in FIG. 5, an elevator car 1
At the time of abnormal stop, the position of the basket 1 is at the landing 8 on each floor.
The door zone detection switch unit 29 is provided to detect whether the door 14 corresponds to the door 14, that is, whether the height of the floor in the car 1 and the height of the floor of the hall 8 are substantially the same. On the other hand, in the hoistway 13, there are halls 8 on each floor.
Door zone plates 30 are provided at positions corresponding to the respective doors 14. The door zone detection switch unit 29 of the car 1 detects the door zone with the door zone plate 30 as a reference and generates a predetermined door zone detection signal. Further, the door zone detection switch unit 29 is connected via the cable 12 to a door zone recognition circuit 31 provided in the control device shown in FIG.

Next, the circuit configuration of the car position notification system of the fifth embodiment will be described with reference to FIG.

In FIG. 6, similar to FIG. 2 of the first embodiment,
Between the car position detection unit 17 connected to the car position display unit 9 on the reference floor and the power supply unit 20, when the abnormality detection unit 5 of FIG. A switch unit 19 is provided. And the power supply unit 20
The switch unit 19 is provided between the car and the car position detector 17.
In parallel with the emergency switch unit 25, which is the normally open contact point a _c
And a blinking switch 37 outside the door zone, which is composed of a blinking circuit 28 and a normally open contact a _E.

The door zone recognition circuit 31 determines whether the stop position of the car 1 is inside or outside the door zone on the basis of the door zone detection signal output from the door zone detection switch unit 29 shown in FIG. 5, and generates a determination signal corresponding to this. To do. Based on the determination signal output from the door zone recognition circuit 31, the detection relay (D) 32 detects the case where the car position is within the door zone and enters an operating state. Detection relay 3
The operation of 2 causes the normally closed contact (b _D ) 34 to be opened, and the normally open contact (a _D ) 35 connected to the call button 10 at the hall to be closed.

Further, the outside door zone detection relay (E) 33
Is in the operating state when the car position is outside the door zone based on the determination signal output from the door zone recognition circuit. The normally open contact a _E is closed by the operation of the door zone outside detection relay 33.

When a car stops due to an abnormality and a technician who comes to the reference floor receives a report and presses the call button 10 at the hall, if the car stop position is within the door zone on the predetermined floor, The detection relay 32 operates and the normally open contact (a _D )
35 is closed and the timer relay (C) 24 is operated. As a result, the emergency switch unit 25 is closed for a certain period (for example, 3 minutes), and the car position display unit 9 at the hall displays the detected car stop floor.

On the other hand, when the stop position of the car is outside the door zone on the predetermined floor, the door zone outside detection relay 33 operates, the normally closed contact (a _E ) closes, and the blinking switch section 37.
Becomes the operating state. As a result, the car stop display section 9 blinks the detected car stop floor, for example, every one second. A timer relay may be provided for the blinking display outside the door zone and the display may be performed for a certain period.

When the car 1 is stopped outside the door zone as shown in FIG. 5, even if the door 14 of the hall 8 on that floor is opened, the height of the floor of the car 1 and the height of the floor of the hall 8 are increased. Therefore, it is not possible to enter or exit the car 1 through the door 14 of the hall 8, and it is impossible to rescue passengers in the car 1 or to get into the car 1 and analyze the cause of the abnormality. Therefore, when the car position display section 9 blinks, the expert engineer first goes to the machine room 3 that controls the operation of the elevator, not to the stop floor, and moves the car 1 into the door zone on the predetermined floor. Then, after moving the car to the stop floor and opening the door 14 of the hall 8, the passengers in the car can be rescued. As described above, according to the configuration of the present embodiment, it is possible to respond extremely quickly to the abnormal stop of the elevator car.

In this embodiment, the emergency switch section 25 or the blinking switch section 37 is operated by pressing the call button 10, but the present invention is not limited to this.
The emergency switch unit 25 or the blinking switch unit 37 may be operable by pressing the emergency button provided in the basket as in the fourth embodiment.

[0063]

As described above, according to the elevator car position notification device of the present invention, when the car is stopped due to an abnormality, the abnormality detection unit detects the abnormality, and the cage position display unit and the predetermined position are detected. The switch provided between the power supply and the power supply is opened. On the other hand, the emergency switch part provided between the car position display part and the power supply part in parallel with this switch part is closed by pressing the call button at the elevator hall when the car is stopped due to an abnormality, Temporarily connect the basket position display unit and the power supply unit.

Therefore, at least during the period when the call button is pressed, the car position display section provided in the elevator hall lights up and the car stop floor can be known. In other words, a specialist who arrived at the scene after receiving an elevator abnormality report did not have to open the door of the landing on each floor to look into the elevator hoistway and check the car position, and immediately went to the floor where the car stopped. You can rescue passengers in the car and investigate the cause of the failure.

Therefore, in the event of an emergency, such as when passengers are trapped in a basket, it is possible to respond swiftly, and since it is not necessary to look into the hoistway from the landing, a specialist engineer will fall into the hoistway. It is possible to eliminate the risk.

Further, in another elevator cage position notification device of the present invention, an emergency flashing switch section is provided in parallel with the above switch section between the basket position display section and the power source section. When the car is stopped due to an abnormality, the emergency flashing switch unit is closed by the passenger in the car pushing an emergency button provided in the car, and the car position display unit blinks. Therefore, in the event that an elevator malfunctions and the passengers are trapped in the car, the trapped passengers can press the emergency button to reliably notify the stop floor to the outside and save the passengers. It can be done more quickly and reliably.

Further, when the car stops due to an abnormality and the call button at the hall is pressed, the car position display section for displaying the stop floor is arranged in the car in parallel with the car position display section of the hall. Provided. As a result, the passenger trapped in the basket at the time of occurrence of an abnormality can know the position of the passenger, and can reassure the passenger before being rescued.

In still another configuration of the present invention, a door zone detection unit for detecting whether or not the position of the elevator car stopped due to an abnormality is in the door zone of the hall on the predetermined floor is provided, and the position of the elevator car is outside the door zone. In some cases, it was decided to blink the car position display. When the car is stopped outside the door zone, even if you open the door of the hall on that floor, you cannot enter or leave the car from the hall, so you can rescue passengers in the car or get into the car The cause of can not be investigated. Therefore, when the car position display section blinks, the expert engineer first goes to the machine room that controls the operation of the elevator, not to the stop floor, and moves the car into the door zone on the predetermined floor. After moving, go to the stop floor and open the landing door. As a result, it is possible to rescue passengers in the car without loss of time.

When the call button at the hall or the emergency button in the car is pressed, at least one of the emergency switch section and the emergency flashing switch section is automatically maintained for a certain period of time. By providing a timer unit for this to light the in-car position display unit for a certain period of time, there is a probability that passengers trapped in the car will discover that this in-car position display unit is lit. It is possible to reduce the psychological anxiety of passengers in the period until it becomes high and is rescued.

[Brief description of drawings]

FIG. 1 is a diagram showing a schematic configuration of an elevator according to a first embodiment of the present invention.

FIG. 2 is a diagram showing a schematic circuit configuration of a car position notification device for the elevator shown in FIG.

FIG. 3 is a diagram showing a schematic circuit configuration of an elevator car position notification device according to Embodiments 2 and 3 of the present invention.

FIG. 4 is a diagram showing a schematic circuit configuration of an elevator car position notification device according to a fourth embodiment of the present invention.

FIG. 5 is a diagram showing a schematic configuration of an elevator according to a fifth embodiment of the present invention.

6 is a diagram showing a schematic circuit configuration of a car position notification device for the elevator shown in FIG.

FIG. 7 is a diagram showing a schematic configuration of a conventional elevator.

8 is a diagram showing a schematic circuit configuration of the elevator car position detection system in FIG. 7. FIG.

[Explanation of symbols]

 1 Basket 3 Machine Room 4 Control Device 5 Abnormality Detection Section 8 Landing Area 9 Basket Position Display Section 10 Call Button 17 Basket Position Detection Section 19 Abnormality Detection Switch Section 20 Power Supply Section 24 Detection Relay 25 Emergency Switch Section 26 In-Cage Position Display Section 27 Emergency button 28 Blinking circuit 29 Door zone detection switch section 30 Door zone plate 31 Door zone recognition circuit 33 Door zone outside detection relay 36 Emergency blinking switch section 37 Blinking switch section

Continuation of the front page (51) Int.Cl. ⁶ Identification code Office reference number FI technical display location B66B 5/02 S

Claims (5)

[Claims] 1. A car position notification device for an elevator, which detects a stop position of an elevator car stopped due to an abnormality and notifies the stop position, and a car position detection unit for detecting the position of the car, and an elevator car landing position provided in the elevator hall. The cage position display section for notifying the user of the cage position detected by the cage position detection section and the call button for calling the cage, and the abnormality detection for detecting that the cage has stopped due to an abnormality A switch unit provided between the basket position display unit and a predetermined power supply unit, the switch unit being in an open state by detecting that the abnormality detection unit has stopped the basket, and An emergency switch unit provided in parallel with the switch unit between the basket position display unit and the power supply unit, wherein at least the call button is used when the basket is stopped due to an abnormality. It has a closed state during a predetermined period, and has an emergency switch section for connecting the basket position display section and the power source section, and the cage position is set by closing the emergency switch section. A basket position notification device for an elevator, wherein a display unit displays the stop floor of the basket. 2. An elevator car position notification device for detecting a stop position of an elevator car stopped due to an abnormality and notifying the stop position, and a car position detection unit for detecting a position of the car, and an elevator car landing unit provided at the elevator hall. And a car position display unit for notifying the user of the car position detected by the car position detection unit, an emergency button provided in the car, and detecting that the car has stopped due to an abnormality. An abnormality detection unit, and a switch unit provided between the basket position display unit and a predetermined power supply unit, the switch unit being opened by the abnormality detection unit detecting that the basket has stopped. And, provided in parallel between the switch unit and the basket position display unit and the power supply unit, in the case of a basket stop due to an abnormality,
An emergency blinking switch section that is in an operating state at least while the emergency button in the basket is being pressed; and by the emergency blinking switch section being in an operating state, the basket position display section Displays the stop floor of the car in a blinking manner. 3. The elevator car position notification device according to claim 1, wherein the car position notification device is connected to the power supply unit in parallel with the car position display unit at the elevator hall in the car. Is provided with an in-car position display unit for informing passengers in the car of the position of the car, and the in-car position display unit is a period during which at least the call button or the emergency button is pressed. And a car position notification device for an elevator, which displays the stop floor of the car as in the car position display device for the elevator hall. 4. The elevator car position notification device according to any one of claims 1 to 3, wherein the position of the car stopped due to an abnormality is a position of a door of the elevator hall on a predetermined floor. A door zone detection unit for detecting whether the inside of the door zone corresponding to, the car is stopped due to an abnormality, at least during the period when the call button of the elevator hall or the emergency button in the car is pressed, When the stop position of the basket is in the door zone,
When the emergency switch unit is closed and the basket position display unit is lit to display a stop floor of the basket, when the basket stop position is outside the door zone, the basket position display unit and A cage position notification device for an elevator, characterized in that a blinking switch section connecting to the power source section is in an operating state and the cage position display section blinks and displays a stop floor of the cart. 5. The elevator car position notification device according to claim 1, further comprising pressing the call button at the elevator hall or the emergency button inside the car. In this case, the elevator cage position notification device has a timer unit for automatically maintaining at least one of the emergency switch unit and the emergency flashing switch unit in an operating state for a certain period.