JP2565023B2 - Evacuation elevator driving device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for operating an evacuation elevator which works between a fire floor and an evacuation floor when a fire occurs.

[0002]

2. Description of the Related Art Conventionally, when a fire occurs, for example, Japanese Patent Laid-Open No.
As disclosed in Japanese Unexamined Patent Publication No. 8-52171, there has been proposed one in which an elevator car is evacuated. this is,
When the fire alarm installed on each floor operates, the operation for general passengers is immediately stopped, and the car is stopped only at the predetermined evacuation floor and the floor where the fire alarm operates (hereinafter referred to as the fire floor). Is to do. As a result, people on the fire floor are quickly rescued to the evacuation floor.

[0003]

In the evacuation elevator driving apparatus as described above, the car is stopped at the fire floor to catch passengers and head to the evacuation floor when a fire occurs. When we arrived at the door and opened the door, the waiting passengers, who had been in fear until then, flooded the car all at once and caused great confusion, and even when the car was full, the car could not leave from the fire floor There is a problem that becomes.

In addition, a passenger who is in a mess may break the elevator doors and break down, causing the car to become inoperable, brake slipping or dropping due to excessive riding, and stopping at the fire floor. There is a problem that there is a risk that a secondary disaster will occur.

The present invention has been made in order to solve the above-mentioned problems, and eliminates the confusion of waiting passengers on the fire floor so that the waiting passengers can be smoothly boarded and quickly transported from the fire floor to the evacuation floor. It is an object of the present invention to provide an elevator elevator driving device.

[0006]

According to a first aspect of the present invention, there is provided an evacuation elevator driving apparatus, including a partition door for partitioning an elevator hall and a general passage on each floor, and a partition door lock for locking the partition door. Is installed to prevent the opening of the door of the car that arrived on this floor unless the locking with this lock is completed.

The evacuation elevator driving apparatus according to the second aspect of the present invention comprises a partition door for partitioning an elevator hall and a general passage on each floor, and a partition door lock for locking the elevator after arrival and unlocking it after departure. Is provided.

[0008]

In the first aspect of the present invention, the door of the car is not opened unless the partition door is locked by the lock. Therefore, the number of passengers waiting on the car at one stop is limited.

Further, in the second aspect of the present invention, since the compartment door is not unlocked unless the elevator departs, confusion when the car door is opened can be avoided.

[0010]

EXAMPLES Example 1. 1 and 2 are views showing an embodiment of the present invention, and FIG. 1 is a plan view near an elevator hall,
FIG. 2 is a circuit diagram.

In FIG. 1, 1 is an elevator hoistway,
2 is an elevator hall, 3 is an evacuation staircase, 4 is a general passage leading to the hall 2, 5 is an elevator car that goes up and down in the hoistway 1, 6 is a car door, 7 is a landing door, 8 is a landing button, 9
Is a compartment door (fire door) that divides the hall 2 and the general passage 4.
Normally, it is stored on the wall and opened, and it automatically closes in the event of a fire (regardless of the elevator), and after that it can be opened and closed manually. Reference numeral 10 is an electric lock for locking the fire door 9 which is remotely controlled and closed.

In FIG. 2, + and-are DC power supplies and 12a.
~ 12e is a fire alarm relay contact that closes when the fire alarm on the 2nd floor operates, 13a to 13e are also fire alarm relay contacts on the 3rd floor, 14a to 14e are fire alarm relay contacts on the 4th floor, and 15 is a fire. In the control relay, 15a to 15d are normally closed contacts, 16 is a door open timed relay contact that is opened while the car is running and closes after a certain time elapses after opening the car door 6,
Reference numeral 17 is a door opening button provided in the car 5, 18 is a door safety switch provided at the front edge of the car door 6, and is opened when a passenger comes into contact therewith, and 19 is a door closing command for the car door 6 when energized. 19a is a normally open contact which is a door control relay that issues a door open command when it is activated and deenergized.

Reference numeral 20a denotes a traveling relay contact which is closed while the car is traveling, 20b is a traveling relay contact which is also opened, and 21a.
First-floor car position contact, which opens when the car 5 is on the first floor,
22a to 22c are second-floor car position contacts that are also closed when on the second floor, 22d are second-floor car position contacts that are also open, and 23a to 23c are similarly closed when on the third floor 3
The floor car position contact, 23d is the third floor car position contact which is also opened, 24a to 24c are the fourth floor car position contacts which are closed when the same is on the fourth floor, and 24d is the fourth floor car position contact which is also opened.

252 to 254 are each 2 when activated.
Electric lock coils for locking the electric locks 10 on the third, fourth and fourth floors, and 262 to 264 are the second, third and fourth floors, respectively.
Lock completion contacts that open when the electric lock 10 on the first floor is in a locked state, 31 to 34 are destination buttons on the first to fourth floors provided in the car 5, and 301 to 304 are first to fourth floors when activated. Register the car call on the floor 3 at the car call registration relay
01a to 304a are the normally open contacts.

Next, the operation of this embodiment will be described. The evacuation floor will be the first floor. Suppose a fire broke out on the 3rd floor when the car was operating normally near the 4th floor. When the fire alarm on the third floor operates, the fire door 9 on the third floor is automatically closed. After that, a person evacuating from the 3rd floor pushes open the fire door 9 and enters the hall 2. When entering the hall 2, the fire door 9 is closed by a spring (not shown).

Also, the fire alarm relay contacts 13a to 13 on the third floor
e is closed, and the fire control relay 1 is closed by closing the contact 13a.
5, the well-known circuit (not shown) makes the landing button 8 insensitive and the evacuation operation is started. Further, since the contacts 15a to 15d are opened, the car call registration relays 301 to 304 are also insensitive thereafter. On the other hand, by closing the contact 13d, (+)-(13d)-(23d)-(30
3)-(-) circuit, 3rd floor car call registration relay 30
3 is activated and only car calls on the 3rd floor are automatically registered.
The car 4 is now running on the 3rd floor as an evacuation elevator.

When the car 5 arrives at the third floor, the car position contact 23d is opened, the car call registration relay 303 on the third floor is deactivated, and the car call on the third floor is released. While the car 5 is traveling, the traveling relay contact 20a is closed, and the door control relay 19
Is energized, the contact 19a is closed, and even if the car 5 arrives at the third floor, the lock of the fire door 9 is not completed, and the lock completion contact 263 is closed. Since the contact 13b and the third floor car position contact 23a are also closed, (+)-
(19a)-(263)-(13b)-(23a)-
The door control relay 19 is energized by the circuit (19)-(-), and the car door 6 and the landing door 7 remain closed.

On the other hand, since the car position contact 23b on the third floor is closed, (+)-(20b)-(13c)-(23
b)-(253)-(-) circuit, electric lock coil 2
53 is urged and the fire door 9 is locked. When the lock is completed, the lock completion contact 263 opens and the door control relay 19
Is deactivated and the car door 6 and the landing door 7 are opened. With this, only waiting passengers in the hall 2 can get on smoothly.

By closing the fire alarm relay contact 23c on the third floor, (+)-(13e)-(23c)-(21a)-
In the circuit (301)-(-), the car call registration relay 301 on the first floor is energized, and the car call on the first floor is automatically registered by self-holding by closing the contact 301a. Basket 5 is 3
When the car arrives at the floor, the door-open timed relay contact 16 is open, but after a certain period of time elapses after the car door 6 is opened, the contact 16 is closed, and (+)-(16)-(17)-( 18)
The door control relay 19 is energized by the circuit (19)-(-) to close the car door 6 and the landing door 7. This is basket 5
Leaves for the first floor, which is the evacuation floor.

When the car 5 starts traveling, the traveling relay contact 20b is opened, so that the electric lock coil 253 is deactivated and the fire door 9 on the third floor is unlocked. Now, the next person to board the evacuation elevator can push open the fire door 9 to enter the hall 2.

FIG. 3 is a general passage side front view of the fire door 9 in this embodiment, in which a display plate 41 is attached to the fire door 9, and the display plate 41 displays, for example, "Do not close this door. And the elevator will not stop. "Is displayed. In this way, the evacuation passenger is informed that the evacuation elevator will not stop on the floor unless the fire door 9 is closed.

Example 2. 4 to 6 are views showing another embodiment of the present invention, FIG. 4 is a front view of the fire door on the side of a general passage, FIG. 5 is a front view of the landing side, and FIG. 6 is a circuit diagram.

In FIGS. 4 and 5, 43 to 45 are indicator lights provided on the side of the general passage 4 of the fire door 9, the display contents of which change depending on the situation, and 46 and 47 are indicator lights also provided on the hall 2 side. , 48 is a buzzer, and 49 is a hall fullness detector that is activated when it detects that the hall 2 is full of waiting passengers.

In FIG. 6, 13f is a fire alarm relay contact on the third floor similar to the contact 13a, and 49a is a hall fullness detector 49.
Normally open contact, 49b is a normally closed contact, 253a, 25
3b is a lock contact that is closed when the electric lock coil 253 is energized, and 253c and 253d are lock contacts that are also opened.
Reference numeral 63b is a lock completion contact that opens when the electric lock 10 is in a locked state, and 263c is a lock completion contact that closes similarly.

Next, the operation of this embodiment will be described. If the car 5 is not on the 3rd floor when the fire door 9 is automatically closed as described above due to a fire on the 3rd floor, (+)-(13
f)-(263b)-(49b)-(253c)-(4
In the 3)-(-) circuit, the indicator light 43 on the side of the general passage 4 of the fire door 9 lights up, for example, "There was a fire. Evacuees should push this door open and enter the elevator hall. Is displayed, and the evacuees are guided to the hall 2.

Also, (+)-(13f)-(253d)
In the circuit of (-)-(-), the indicator light 47 on the landing side of the fire door 9 is turned on, and, for example, "Please wait for a while" is displayed to give the evacuees a sense of security. Next, basket 5
When the vehicle arrives at the third floor and the electric lock coil 253 is energized, the lock contact 253c opens and the lock contact 253a closes. Now, (+)-(13f)-(263b)-(2
In the circuit of 53a)-(44)-(-), the indicator lamp 43 is turned off and the indicator lamp 44 is turned on.
The hall is currently full. If you do not show this door, the elevator will not stop. ”And guides you to close the fire door 9.

On the other hand, the lock contact 253d is opened, and the indicator light 4
7 turns off. Also, the lock contact 253b is closed, and (+)
In the circuit of- (13f)-(253b)-(46)-(-), the indicator light 46 lights up, for example, "The elevator has arrived. If you do not close this door completely, the elevator door will not open. Is displayed. Also, (+)-(13
The buzzer 48 sounds in the circuit of f)-(253b)-(48)-(-).

When the hall 2 becomes full before the car 5 arrives, the fullness detector 49 operates, the contact 49b is opened and the indicator lamp 43 is turned off, and the contact 49a is closed and the indicator lamp 4 is closed.
4 lights up.

When the fire door 9 is locked, the lock completion contact 263b is opened and the contact 263c is closed, the indicator light 44 is turned off and the indicator light 45 is turned on, for example, "please wait for a while". Is displayed.

[0030]

As described above, in the first aspect of the present invention, the door of the car cannot be opened unless the compartment door such as the fire door for partitioning the elevator hall and the general passage is completely locked with the electric lock. As a result, the number of passengers waiting in the car at one stop is limited, there is an effect that the waiting passengers on the fire floor can be confused, the waiting passengers can get on smoothly, and it can be transported from the fire floor to the evacuation floor quickly. .

In the second aspect of the invention, when the elevator arrives, the compartment door is locked, and the door is unlocked after departure.
There is an effect that the elevator hall on the fire floor can be prevented from being congested and the evacuation operation can be facilitated.

[Brief description of drawings]

FIG. 1 is a plan view near an elevator hall showing a first embodiment of the present invention.

FIG. 2 is a circuit diagram of FIG.

FIG. 3 is a front view of a fire door showing a second embodiment of the present invention on a general passage side.

FIG. 4 is a general passage side front view of a fire door showing a third embodiment of the present invention.

FIG. 5 is a front view of the fire door of FIG. 4 on the landing side.

6 is a circuit diagram of FIGS. 4 and 5. FIG.

[Explanation of symbols] 2 Elevator hall 4 General passage 5 Car 6 Car door 7 Hall door 9 Partition door (fire door) 10 Partition door lock (electric lock) 12a-12e Fire detection signal on the second floor (fire alarm relay contact) 13a ~ 13e Fire detection signal on the third floor (fire alarm relay contact) 14a ~ 14e Fire detection signal on the fourth floor (fire alarm relay contact) 15 Fire control relay 19 Door control relay 262 to 264 Door opening prevention circuit (lock completion contact) 41 , 43-47 Indicator light

Claims (2)

(57) [Claims] 1. An elevator in which a car is operated between a fire floor and an evacuation floor when a fire detection signal is emitted,
A compartment door partitioning the landing and general path of the elevator is closed when provided fire on each floor, installing a compartment door lock for locking the compartment door and the closed chains, are locked by the lock is completed An evacuation elevator operating device equipped with a door opening prevention circuit that opens the door of a car that arrives at this floor only when. 2. An elevator in which a car is operated between a fire floor and an evacuation floor when a fire detection signal is emitted,
It is equipped with partition doors that are installed on each floor and closed when a fire breaks to separate the elevator halls and general passages, and a partition door lock that locks the closed partition door when the elevator arrives and unlocks after departure. Evacuation elevator driving device.