JP2017024849A - Elevator control device and elevator control method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an elevator control device which can perform control for making a passenger safely evacuate even if a fire occurs in a floor which is set as a return floor, at a fire emergency operation of an elevator, and an elevator control method.SOLUTION: This elevator control device comprises an information acquisition part and an operation control part. The information acquisition part acquires fire notification information outputted from a connected fire monitoring device. The operation control part holds the preset information of a return floor of a car at the occurrence of a fire in a building, and when the fire notification information is acquired, compares fire occurrence floor information included in the acquired fire notification information and the held information of the return floor. As a result of the comparison, when the corresponding fire occurrence floor and the return floor differ from each other, the car is returned to the return floor, and when the fire generation floor and the return floor are the same, the car is landed to an upper floor of the return floor by one floor.SELECTED DRAWING: Figure 2

Description

  Embodiments described herein relate generally to an elevator control device and an elevator control method.

  Conventionally, when it is detected that a fire has occurred in a building where an elevator is installed, the elevator is automatically switched to a fire control operation by the elevator control device. In fire control operation, the car is forced to land on a preset return floor regardless of whether or not the call is registered. By controlling in this way, users in the car can take evacuation action quickly.

Japanese Patent Laid-Open No. 10-182029

  However, in the case of fire control operation as described above, even if there is a fire on the set arrival floor, the car is landed on the return floor, so it is not possible to guide evacuation safely. There was a problem that there was.

  The present invention has been made in view of the above circumstances, and performs control for evacuating passengers safely even when a fire occurs on a floor set as a return floor in a fire control operation of an elevator. It is an object of the present invention to provide an elevator control device and an elevator control method that can be used.

  According to the embodiment for achieving the above object, the elevator control device includes a notification information acquisition unit and an operation control unit. The notification information acquisition unit acquires fire notification information output from the connected fire monitoring device. The operation control unit retains information on the return floor of the car at the time of fire occurrence in the building that is set in advance, and when the fire notification information is acquired, the fire occurrence floor information included in the acquired fire notification information Is compared with the information on the return floor held. As a result of the comparison, when the fire occurrence floor and the return floor are different, the car is returned to the return floor, and when the fire occurrence floor and the return floor are the same, the car is returned to the first floor above the return floor. To be grounded.

1 is an overall view showing a configuration of an elevator system using an elevator control device according to an embodiment. The block diagram which shows the structure of the elevator system using the elevator control apparatus by one Embodiment. The flowchart which shows operation | movement of the elevator control apparatus by one Embodiment.

<Configuration of elevator system according to one embodiment>
A configuration of an elevator system using an elevator control apparatus according to an embodiment of the present invention will be described with reference to FIG.

  The elevator system 1 according to the present embodiment is suspended at both ends of a hoisting machine 4 installed in a machine room 3 above the hoistway 2 in a four-story building and a main rope 5 spanned over the hoisting machine 4. A lowered car 6 and a counterweight 7, an elevator control panel 9 connected to the hoist 4 by a signal line and connected to the car 6 by a tail cord 8, and the first to fourth floors of the building The fire detectors 10-1 to 10-4 installed on the ceiling of the floor and the fire detectors 10-1 to 10-4 are connected to the fire detectors 10-1 to 10-4 via the signal line 12 and installed in the monitoring room 11 in the building. A fire monitoring device 14 connected to the elevator control panel 9 via a signal line 13 is provided. When the fire detectors 10-1 to 10-4 detect the occurrence of a fire in the installed floor, the fire detectors 10-1 to 10-4 generate a fire detection signal and transmit the fire detection signal to the fire monitoring device 14.

  Detailed configurations of the fire monitoring device 14 and the elevator control panel 9 will be described with reference to FIG. The fire monitoring device 14 includes a detection signal acquisition unit 141, a notification information generation unit 142, and a notification information output unit 143. The detection signal acquisition unit 141 acquires the fire detection signal transmitted from the fire detectors 10-1 to 10-4. The notification information generation unit 142 generates fire notification information including floor information of the fire based on the acquired fire detection signal. The notification information output unit 143 outputs the generated fire notification information.

  The elevator control panel 9 includes an operation state acquisition unit 91, a call registration unit 92, an operation control unit 93, a notification information acquisition unit 94, and a control operation control unit 95. The operation status acquisition unit 91 acquires information on the operation status of the equipment in the elevator, for example, operation status information including the driving status of the hoist 4, position information of the car 6, door opening / closing information, and the like. The call registration unit 92 performs hall call information on the car 6 based on the operation state of a hall button (not shown) installed in the elevator hall on each floor and a car button (not shown) in the car 6. Register car call information. The driving control unit 93 normally operates the hoisting machine 4 and the car 6 based on the driving status information acquired by the operating status acquisition unit 91 and the hall call information and car call information registered in the call registration unit 92. The operation of the elevator equipment such as is controlled to perform normal operation. In addition, when a fire occurs in the building, the operation control unit 93 controls the operation of the elevator apparatus by a predetermined fire control operation based on an instruction from the control operation control unit 95 described later. The notification information acquisition unit 94 acquires the fire notification information output from the fire monitoring device 14. When the notification information acquisition unit 94 acquires the fire notification information, the control operation control unit 95 performs a process for executing a predetermined fire control operation.

<Configuration of elevator system according to one embodiment>
Next, the operation of the elevator system 1 according to the present embodiment will be described. In the present embodiment, it is assumed that “the first floor” having an entrance to the building is set in advance as a return floor of the car 6 when a fire occurs in the building. During normal times, the hoisting machine 4 and the car are operated based on the driving status information acquired by the operating status acquisition unit 91 and the call information registered in the call registration unit 92 in the operation control unit 93 of the elevator control panel 9. The normal operation is executed by controlling the operation of the elevator apparatus such as 6.

  If a fire occurs on any floor in the building, for example, the first floor during normal operation, the fire is detected by the fire detector 10-1, and a fire detection signal is transmitted to the fire monitoring device 14. In the fire monitoring device 14, the fire detection signal transmitted from the fire detector 10-1 is acquired by the detection signal acquisition unit 141, and a fire notification signal including the fire occurrence floor “first floor” is generated in the notification information generation unit 142. The The generated fire notification signal is output from the notification information output unit 143.

  A process executed by the elevator control panel 9 when a fire notification signal is output from the fire monitoring device 14 will be described with reference to a flowchart of FIG. The fire notification signal output from the fire monitoring device 14 is acquired by the notification information acquisition unit 94 of the elevator control panel 9 (“YES” in S1), whereby the control operation control unit 95 starts fire control operation. . In the fire control operation, first, it is confirmed by the operation control section 93 whether or not the car is currently running (S2). If the car 6 is running ("YES" in S2), all hall call information and car call information registered in the call registration unit 92 are canceled, and subsequent hall calls and car calls are registered. Is set to be disabled (S3), and an instruction is sent to the operation control unit 93 to land the car 6 on the nearest floor (S4). Here, the reason why the car 6 is landed on the nearest floor is to prevent the elevator equipment from being damaged or the like. In addition, if the car 6 is stopped when the fire alarm information is acquired (“NO” in S2), only setting that disables registration of hall calls and car calls to the call registration unit 92 thereafter. Is performed (S5).

  Then, the fire occurrence floor specified by the fire occurrence floor information of the acquired fire alarm information is compared with the preset return floor at the time of fire occurrence (S6), and the fire occurrence floor and the fire occurrence floor are compared. When the landing floor is different, that is, when no fire has occurred on the landing floor (“NO” in S6), the car 6 is landed on the landing floor (S7). When the fire occurrence floor is the same as the return floor at the time of the fire, that is, when a fire has occurred on the return floor (“YES” in S6), the floor on the first floor of the return floor It is controlled to land on the floor (S8). Here, since the fire occurrence floor “1st floor” and the preset return floor “1st floor” are the same, it arrives at the “2nd floor” on the 1st floor of the set return floor “1st floor”. Controlled to floor. Here, a speaker (not shown) or a display device (not shown) installed in the car 6 is used to notify the user in the car 6 of the floor that will be returned by the fire control operation. ) May be output.

  Then, on the returned floor, a car door (not shown) and a landing door (not shown) of the car 6 are opened, and a user in the car 6 can take an evacuation action.

  According to the present embodiment described above, the elevator control device performs control for evacuating passengers safely even when a fire occurs on the floor set as the return floor in the control operation at the time of fire of the elevator. Can do.

  In the above-described embodiment, a plurality of fire detectors are installed on each floor, and when a fire occurs, the fire monitoring device 14 detects a fire corresponding to the fire occurrence location among the plurality of locations in the floor. Fire notification information about the vessel may be output. In this case, the operation control unit 93 of the elevator control panel 9 relates to the fire detector where the acquired fire occurrence information is closest to the elevator in the floor, and the corresponding fire occurrence floor and Only when the held return floor is the same, the car 6 is made to land on the first floor above the return floor. By controlling in this way, when the place where the fire occurred is far from the elevator, the elevator can be returned even on the floor where the fire occurred, and it is easy to evacuate as much as possible while ensuring the safety of the user. Can be in a state.

  Although the embodiment of the present invention has been described, this embodiment is presented as an example and is not intended to limit the scope of the invention. The novel embodiment can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the scope of the invention. This embodiment and its modifications are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalents thereof.

  DESCRIPTION OF SYMBOLS 1 ... Elevator system, 2 ... Hoistway, 3 ... Machine room, 4 ... Hoisting machine, 5 ... Main rope, 6 ... Riding car, 7 ... Counterweight, 8 ... Tail cord, 9 ... Elevator control panel, 10-1 DESCRIPTION OF SYMBOLS 10-4 ... Fire detector, 11 ... Monitoring room, 12, 13 ... Signal line, 14 ... Fire monitoring apparatus, 91 ... Operation condition acquisition part, 92 ... Call registration part, 93 ... Operation control part, 94 ... Notification information acquisition , 95 ... Control operation control part, 141 ... Detection signal acquisition part, 142 ... Notification information generation part, 143 ... Notification information output part

According to the embodiment for achieving the above object, the elevator control device is connected to a plurality of fire detectors installed in each floor in the building and includes an operation control unit. The operation control unit holds information on the return floor of the car at the time of fire occurrence in the building, and the fire occurrence information is output from the fire detector closest to the elevator in the return floor. In some cases, the car is landed on the first floor above the return floor .

Claims (4)

In the elevator control device that controls the operation of the elevator installed in the building, connected to a fire monitoring device that outputs fire alarm information including floor information of the fire occurrence when a fire occurs in the building,
A notification information acquisition unit for acquiring fire notification information output from the fire monitoring device;
The information on the return floor of the car at the time of fire occurrence in the building is stored in advance, and when the fire notification information is acquired by the notification information acquisition unit, the fire occurrence floor included in the acquired fire notification information When the information and the stored information on the return floor are compared, and the corresponding fire occurrence floor is different from the return floor, the car is returned to the return floor, and the fire occurrence floor and the return floor are An elevator control device comprising: an operation control unit for landing the car on the first floor above the return floor at the same time. The said operation control part outputs the floor which makes the said vehicle landing when the said fire alert | report information is acquired from the speaker or display apparatus which were installed in the said vehicle. The elevator control device described. The fire monitoring device outputs fire notification information about a fire occurrence location among a plurality of locations in each floor in the building,
When the acquired fire occurrence information relates to a location closest to the elevator in the floor, and the fire occurrence floor and the return floor are the same, the operation control unit The elevator control device according to claim 1, wherein the elevator control device is caused to land on the first floor of the return floor. When a fire occurs in the building, an elevator control device that is connected to a fire monitoring device that outputs fire alarm information including floor information of the occurrence of the fire, and controls the operation of the elevator installed in the building,
Maintaining information on the return floor of the car at the time of fire occurrence in the building, which is set in advance;
Obtaining fire alarm information output from the fire monitoring device;
When the fire notification information is acquired, the fire occurrence floor information included in the acquired fire notification information is compared with the information on the retained arrival floor, and when the corresponding fire occurrence floor and the arrival floor are different, Returning the car to the return floor, and when the fire occurrence floor and the return floor are the same, the step of landing the car on a floor on the first floor of the return floor, Elevator control method.

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