JP6706907B2 - Fire alarm and fire fighting equipment - Google Patents

Description

TECHNICAL FIELD The present invention relates to a fire alarm system interlocking with an emergency broadcast facility and a smoke proof facility, and a fire fighting facility including a fire alarm facility, an emergency broadcast facility, and a smoke proof facility.

The fire alarm facility has a fire detector and a fire receiver connected to the fire detector. When a fire occurs, the fire detector outputs a fire signal to the fire receiver. When the fire receiver receives the fire signal, it fires itself to notify the fire and also the district sound to keep the fire state.

When the fire receiver reports a fire, the disaster prevention center staff assigned to the disaster prevention center, etc. go to check the area where the fire is detected, and if there is no fire, perform the work to restore the fire notification equipment. .. Generally, the fire alarm system is restored by operating a restoration switch provided in the fire receiver. (See Patent Document 1).

JP-A-5-274564

However, there are many operations that must be performed to restore the fire alarm equipment before pressing the restoration switch of the fire receiver.
For example, the district sound needs to release the district sound stop state by pressing the district sound stop/cancel switch to stop the district sound, operating the restoration switch, and further pressing the district sound stop/cancel switch.

When the fire receiver determines that there is a fire, it outputs an interlocking signal to the smoke-proof and smoke-proof equipment, which is one of the fire fighting equipment, and outputs a transfer signal to other equipment such as emergency broadcast equipment and elevator equipment. To restore the fire alarm system, press the interlock cutoff switch, the transfer cutoff switch, or the collective cutoff switch that shuts off both of them, cut off the interlocking signal and the transfer signal, and then perform the recovery operation of the smoke prevention and smoke emission equipment Restore other equipment such as emergency broadcasting equipment. Then, after the recovery switch is pressed on the fire receiver to recover the fire alarm equipment, it is necessary to release the disconnection of the interlocking signal or the transfer signal by pressing the interlocking disconnection switch or the transfer disconnection switch again.
As described above, restoration of the fire alarm system involves a lot of work.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a fire alarm system and a fire fighting facility that reduce the time and effort required for restoration and restoration operations.

The present invention is a fire alarm facility including a fire receiver that outputs a link signal and/or a transfer signal to another facility when a fire signal from a fire detector is received. A fire switch is provided, and when the non-fire switch is pressed, the interlocking signal and/or the transfer signal is cut off, and then a recovery signal for recovering the fire detector and the fire receiver is output. ..

In addition, the present invention, when receiving a fire signal of the fire detector, fire alarm equipment provided with a fire receiver that outputs an interlocking signal and/or a transfer signal to other equipment, and an interlocking signal and/or a transfer signal. In a fire-fighting equipment having other equipment for receiving and operating in an emergency, the fire receiver is provided with a non-fire switch that is pressed when the fire is not present, and when the non-fire switch is pressed, the fire receiver outputs the interlocking signal. And/or after the transfer signal is cut off, a recovery signal for recovering the fire detector and the fire receiver is output, and at the same time, a recovery signal and/or a recovery signal for other equipment are output. And/or other equipment restoration signal is received, the other equipment is restored and/or restored.

According to the present invention, since the fire receiver is provided with a non-fire switch that outputs a recovery signal for recovering the fire detector and the fire receiver after the fire receiver cuts off the interlocking signal and/or the transfer signal when pressed, the fire alarm equipment It will be easier to restore.

Further, the present invention, when pressed, outputs a recovery signal for recovering the fire detector and the fire receiver after the fire receiver cuts off the interlocking signal and/or the transfer signal, and also returns to the other equipment and/or the return signal. Alternatively, since a non-fire switch that outputs a signal to restore other equipment is provided, it is easy to restore and return the fire equipment.

It is the whole which shows the outline of the firefighting equipment which relates to the form 1 of execution which relates to this invention. It is a block diagram which shows the principal part of the fire receiver of Embodiment 1 which concerns on this invention. FIG. 3 is a block diagram showing a main part of the interlocking control apparatus according to the first embodiment of the present invention. FIG. 3 is a block diagram showing a main part of the emergency broadcast control device according to the first embodiment of the present invention. It is a block diagram which shows the principal part of the fire receiver of Embodiment 2 which concerns on this invention. It is a block diagram which shows the principal part of the interlocking control apparatus of Embodiment 2 which concerns on this invention. It is a block diagram which shows the principal part of the emergency broadcast control apparatus of Embodiment 2 which concerns on this invention.

After explaining the basic configuration of the fire alarm system 100 and the fire fighting facility 500 with reference to FIG. 1, the configurations of the fire alarm facility 100 and the fire fighting facility 500 according to the present invention will be described with reference to FIGS. 2 to 4. The operation will be described.
In addition, although the fire-fighting equipment 500 which concerns on this invention is demonstrated here as having added the smoke prevention equipment 200 and the emergency broadcast equipment 300 to the fire alert equipment 100, it is not restricted to that, and the fire alert equipment 100 is notified of a fire alert. Any equipment that operates in response to the interlocking signal or the transfer signal from the equipment 100, such as elevator equipment, evacuation guidance equipment, and air conditioning equipment, corresponds to the fire equipment 500.

-Embodiment 1
<Structure of firefighting equipment 500>
The configuration of the fire fighting equipment 500 will be described with reference to FIG.
The fire fighting equipment 500 includes a fire alarm equipment 100, a smoke prevention/exhaust equipment 200, and an emergency broadcast equipment 300 (the smoke preventive equipment 200 and the emergency broadcast equipment 300 correspond to other equipment). When the fire alarm facility 100 determines that there is a fire, the smoke control system 200 and the emergency broadcast facility 300 operate in conjunction with the fire alarm facility 100.

The fire alarm facility 100 is connected to the fire detector 40 that outputs a fire signal when a fire is detected and the fire detector 40 by wire or wirelessly, receives the fire signal that the fire detector 40 outputs, and determines the fire. And a fire receiver 1 for performing.

The fire receiver 1 is connected to the interlocking control device 20 and the emergency broadcast control device 30 described later by wire or wirelessly, and when it determines that there is a fire, outputs an interlocking signal to the interlocking control device 20 to notify the emergency broadcast control device 30. Output a transfer signal.
The signal output from the fire receiver 1 differs depending on the type of other equipment provided together with the fire alarm equipment 100, and may output only the interlocking signal or may output only the transfer signal.

The smoke prevention equipment 200 is activated when it receives an interlocking signal from the fire alarm equipment 100, and is an equipment that opens a smoke outlet, discharges smoke from the fire to the outside, and closes the fire door 21. .. The smoke prevention equipment 200 has an interlocking control device 20 that receives an interlocking signal output from the fire receiver 1 and outputs a start signal, and a fire door 21 that is activated by the start signal from the interlocking control device 20. ..
Although the fire door 21 is operated by a start signal output from the interlocking control device 20 here, the operation is not limited to the fire door 21, and operations such as opening a smoke exhaust port and lowering a shutter are also performed. Be seen.

The emergency broadcast facility 300 is activated when a transfer signal is output from the fire alarm facility 100, and is a facility for performing emergency broadcast to the hall. The emergency broadcast facility 300 receives the transfer signal output from the fire receiver 1 and outputs the broadcast signal, and the broadcast signal output from the emergency broadcast control device 30 to receive the in-house broadcast. And a speaker 31 for performing.

<Structure of fire receiver 1>
The configuration of the fire receiver 1 will be described with reference to FIG.
The control unit 2 of the fire receiver 1 transmits and receives various signals to control the operation of the fire receiver 1.

A fire signal receiving unit 3 receives a fire signal output from the fire detector 40 and outputs a signal indicating that the fire signal has been received to the control unit 2.

Reference numeral 4 denotes a sounding unit that causes the speaker 5, which is the main sound, to sound when the control unit 2 determines that there is a fire. In addition, the control unit 2 sounds a district sound (not shown).

A main sound stop unit 6 operates by pressing the main sound stop switch SW1 to stop the ringing of the speaker 5.

Reference numeral 7 denotes a district sound stop/cancel unit which operates by pressing the district sound stop/cancel switch SW2 to stop the ringing of the district sound. Further, when it is desired to restart the ringing of the district sound, by pressing the district sound stop/cancel switch SW2 again, the district sound stop/cancel unit 7 cancels the ringing stop state of the district sound, and the district sound re-rings. ..

Reference numeral 8 denotes an interlocking unit, which outputs an interlocking signal to the smoke prevention/exhaust facility 200 when the control unit 2 determines that there is a fire.

Reference numeral 9 denotes an interlocking cutoff unit, which operates by pressing the interlocking cutoff switch SW3 to cut off the output of the interlocking signal to the smoke proof/exhaust equipment 200.

Reference numeral 10 is a return signal output unit which outputs a return signal for returning the fire door 21 and the like of the smoke prevention equipment 200 when the fire alarm equipment 100 is restored.

A transfer unit 11 outputs a transfer signal to other equipment such as the emergency broadcast equipment 300 when the control unit 2 determines that there is a fire.

Reference numeral 12 denotes a transfer cutoff unit, which operates by pressing the transfer cutoff switch SW4 to cut off the output of the transfer signal to the emergency broadcast facility 300.

A restoration unit 13 outputs a restoration signal to the control unit 2 by pressing the restoration switch SW5. Thereby, the control unit 2 returns the fire detector 40 and the fire receiver 1 to the state at the time of fire monitoring.

Reference numeral 14 denotes a non-fire determination unit, which outputs a non-fire determination signal to the control unit 2 by pressing the non-fire switch SW6, whereby the control unit 2 returns the fire alarm facility 100 to the fire monitoring state.

Reference numeral 15 denotes another equipment restoration signal output section, which outputs the other equipment restoration signal and the restoration signal to the other equipment (here, the smoke-proof and smoke-eliminating equipment 200 and the emergency broadcasting equipment 300).

<About non-fire switch SW6>
The non-fire switch SW6 is a switch that is provided on the panel surface of the fire receiver 1 and is operated by the fire alarm facility 1 to be pressed by the disaster prevention center personnel when confirming the site and confirming that there is no fire.

When the non-fire switch SW6 is operated, the fire alarm facility 100 returns to the fire monitoring state, but the difference from the recovery operation when the recovery switch SW5 is operated will be described.

Whether the non-fire switch SW6 is pressed or the recovery switch SW5 is pressed, the fire signal output from the fire detector 40 is cleared, and the fire receiver 1 is outputting to the smoke prevention/emission control equipment 200. It is the same in that the interlocking signal is also cleared. However, when the non-fire switch SW6 is pressed, a return signal for returning the smoke prevention/exhaust device 200 is also output. Therefore, as when the recovery switch SW5 is pressed, the return signal for the smoke/exhaust protection equipment 200 is separately provided. You do not have to perform the output operation.

Further, since the transfer signal transferred to other equipment is not cleared by the restoration switch SW5, it is necessary to operate the transfer cutoff SW4 in advance. On the other hand, when the non-fire switch SW6 is operated, the transfer notification is cut off, the other installation recovery signal output unit 15 outputs the other installation recovery signal, and then the transfer signal is cleared and the transfer interruption is released. That is, the push signal is cleared only by pressing the non-fire switch SW6.

The district sound is cleared when the restoration switch SW5 or the non-fire switch SW6 is pressed. If the district sound stop/cancel switch SW2 is pushed before the restoration switch SW5 is pushed, the district sound stop/cancel switch SW2 is pushed again in order to release the district acoustic stop state after the restoration switch SW5 is operated. There is a need to. On the other hand, in the non-fire switch SW6, even when the district sound stop/cancel switch SW2 is pressed in advance, if the non-fire switch SW6 is pressed, the stopped state of the district sound is canceled.

<Structure of interlocking controller 20>
The configuration of the interlocking control device 20 will be described with reference to FIG.
Reference numeral 22 denotes a control unit of the interlocking control device 20, which transmits and receives various signals to control the operation of the interlocking control device 20.

Reference numeral 24 denotes an interlocking signal receiving unit, which receives the interlocking signal output from the fire receiver 1 and outputs a signal indicating that the interlocking signal has been received to the control unit 22.

Reference numeral 26 is a start-up unit, which is connected to a fire door 21 connected to the interlocking control device 20, a smoke outlet, a shutter, and the like (not shown). When the interlocking signal receiving unit 24 receives the interlocking signal, a signal is output from the control unit 22 to the activation unit 26, and then the activation unit 26 outputs the activation signal to the fire door 21 and the like to operate the fire door 21 and the like.

Reference numeral 28 denotes a return signal receiving unit that receives the return signal output from the fire receiver 1 and outputs to the control unit 22 a signal indicating that the return signal has been received. The return signal output from the fire receiver 1 is output from the other equipment recovery signal output unit 15 by operating the non-fire switch SW6.

Reference numeral 29 denotes a return unit, which is connected to the fire door 21 connected to the interlocking control device 20, a smoke outlet, a shutter, and the like (not shown). When the return signal receiving unit 28 receives the return signal, the control unit 22 outputs a signal to the return unit 29, and then the return unit 29 outputs the return signal to the fire door 21 and the like to restore the fire door 21 and the like. Also, by pressing the return switch SW7, a return signal can be output from the return unit 29 to the fire door 21 or the like.

<Configuration of emergency broadcast control device 30>
The configuration of the emergency broadcast control device 30 will be described with reference to FIG.
A control unit 32 of the emergency broadcast control device 30 transmits/receives various signals and controls the operation of the emergency broadcast control device 30.

A transfer signal receiving unit 33 receives the transfer signal output from the fire receiver 1, and outputs a signal indicating that the transfer signal has been received to the control unit 32.

An emergency broadcast unit 34 is connected to the speaker 31 connected to the emergency broadcast control device 30. When the transfer signal receiving unit 33 receives the transfer signal, a signal is output from the control unit 32 to the emergency broadcast unit 34, and thereafter, the emergency broadcast unit 34 outputs the emergency broadcast signal to the speaker 31, and the emergency broadcast is output from the speaker 31. Flowing.

A recovery unit 37 outputs a recovery signal to the control unit 32 by pressing the recovery switch SW8. When the restoration unit 32 outputs the restoration signal, the control unit 32 restores the emergency broadcast control device 30.

The other equipment restoration signal receiving unit 39 receives the other equipment restoration signal output from the fire receiver 1, and outputs a signal indicating that the other equipment restoration signal has been received to the control unit 32. The other equipment restoration signal output from the fire receiver 1 is output from the other equipment restoration signal output unit 15 by operating the non-fire switch SW6.

<Operation explanation>
The operations of the fire alarm facility 100 and the fire facility 500 will be described with reference to FIGS. 1 to 4.
The fire detector 40 outputs a fire signal, and the fire signal receiving unit 3 of the fire receiver 1 receives the fire signal. Then, the control unit 2 determines whether there is a fire or a non-fire. When the control unit 2 determines that there is a fire, the main sound is sounded from the speaker 5 and the district sound (not shown) is sounded to notify the fire. In addition, the control unit 2 outputs an interlocking signal from the interlocking unit 8 to the smoke prevention/exhaust equipment 200, which is an example of other equipment, and sends a transfer signal from the notification unit 11 to the emergency broadcast equipment 300, which is an example of other equipment. Output. As a result, the fire door 21 and the like of the smoke and smoke prevention equipment 200 operate in an emergency, and the emergency broadcast flows from the speaker 31 of the emergency broadcast equipment 300.

As described above, when the fire alarm system 100 reports a fire and the fire fighting facility 500 operates in an emergency, the disaster prevention center personnel go to the scene to check the fire. When the disaster prevention center staff member confirms that no fire has occurred, that is, when the fire alarm system 100 is a false alarm, the fire alarm system 100 and the fire fighting system 500 are restored, and the fire alarm system 100 and the fire fighting system 500. The operation of will be described below.

First, the disaster prevention center personnel pushes the non-fire switch SW6 of the fire receiver 1.
Then, the control unit 2 of the fire receiver 1 operates the interlocking cutoff unit 9 and the transfer cutoff unit 12 to perform the interlocking cutoff and the transfer cutoff (when the interlocking cutoff switch SW3 and the transfer cutoff switch SW4 are pressed. the same). Then, the other equipment restoration signal output unit 15 outputs the other equipment restoration signal to the emergency broadcast equipment 300 and the restoration signal to the smoke proof/emission control equipment 200. In the smoke-proof and smoke-proofing equipment 200, the return signal receiving unit 28 receives the return signal and returns the fire door 21 and the like. On the other hand, in the emergency broadcast facility 300, the other facility restore signal reception unit 39 receives the other facility restore signal to restore the emergency broadcast facility 300.

In addition, the control unit 2 of the fire receiver 1 restores the fire detector 40 to clear the output of the fire signal, and operates the main sound stop unit 6 to stop the main sound (main sound stop switch SW1). The same as when the button is pressed), and the district sound stop/release unit 7 is operated to stop the district sound. At this time, the district sound stop/cancel unit 7 is in the same state as when the district sound stop/cancel switch SW2 is pressed twice, and the district sound is set to ring when there is a fire.

Next, the disaster prevention center staff member goes to check whether the smoke prevention/exhaust equipment 200 and the emergency broadcast equipment 300, which are other equipment, are restored or restored.

Finally, after confirming the return and recovery of the smoke prevention/exhaust equipment 200 and the emergency broadcast equipment 300, in order to cancel the interlock interruption and the notification interruption of the fire receiver 1, the interlock interruption switch SW3 and the notification interruption switch SW4 (or Press the collective disconnection switch) to disconnect and release both together. As a result, the interlock cutoff and transfer cutoff states are released. With the above, the restoration of the fire fighting equipment 500 is completed.

-Embodiment 2
A fire fighting facility 500a according to the second embodiment will be described with reference to FIGS. In the second embodiment, differences from the above-described fire fighting equipment 500 of the first embodiment will be mainly described, and configurations corresponding to the first embodiment will be denoted by the same reference numerals and description thereof will be omitted. To do.

<Structure of fire receiver 1a>
The configuration of the fire receiver 1a according to the second embodiment will be described with reference to FIG.
The fire receiver 1a has an other-equipment restoration completion signal reception unit 17 in addition to the configuration of the fire receiver 1 of the first embodiment. The other equipment restoration completion signal reception unit 17 receives a restoration completion signal and a restoration completion signal output from other equipment such as the smoke prevention equipment 200a and the emergency broadcasting equipment 300a.

<Configuration of interlocking control device 20a>
The configuration of the interlocking control device 20a according to the second embodiment will be described with reference to FIG.
The interlocking controller 20a has a return completion signal output unit 27 in addition to the configuration of the interlocking controller 20 of the first embodiment. The return completion signal output unit 27 outputs a return completion signal to the fire receiver 1a when the return of the fire door 21 or the like connected to the interlocking control device 20a is completed.

<Configuration of emergency broadcast control device 30a>
The configuration of the emergency broadcast control device 30a according to the second embodiment will be described with reference to FIG.
The emergency broadcast control device 30a has an other facility restoration completion signal output unit 38 in addition to the configuration of the emergency broadcast control device 30 of the first embodiment. The other equipment restoration completion signal output unit 38 outputs the other equipment restoration completion signal to the fire receiver 1a when the restoration of the emergency broadcast control device 30a is completed.

<Operation explanation>
Operations of the fire alarm facility 100a and the fire fighting facility 500a will be described with reference to FIGS. 1 and 5 to 7. Here, as in the first embodiment, the operation of the disaster prevention center staff member who confirms that no fire has occurred and restores the fire fighting equipment 500a will be described.

The personnel of the disaster prevention center press the non-fire switch SW6 of the fire receiver 1a.
Then, first, the control unit 2 of the fire receiver 1a operates the interlocking cutoff unit 9 and the transfer cutoff unit 12 to perform the interlocking cutoff and the transfer cutoff (the interlocking cutoff switch SW3 and the transfer cutoff switch SW4 are pressed. Same as the state). Then, the other-equipment restoration signal output unit 15 outputs the other-equipment restoration signal to the emergency broadcast equipment 300a, and outputs the restoration signal to the smoke-proof and smoke-proof equipment 200a. In the smoke prevention equipment 200a, the return signal receiving unit 28 receives the return signal and returns the fire door 21 and the like. On the other hand, the emergency broadcast facility 300a receives the other facility restore signal at the other facility restore signal receiving unit 39 and restores the emergency broadcast facility 300a.

In addition, the control unit 2 of the fire receiver 1a restores the fire detector 40 to clear the output of the fire signal, and operates the main sound stop unit 6 to stop the main sound (main sound stop switch SW1). The same as when pressing), the district sound stop/cancel unit 7 is operated to stop the district sound. At this time, the district sound stop/cancel unit 7 is in the same state as when the district sound stop/cancel switch SW2 is pressed twice, and the district sound is set to ring when there is a fire.

Next, the interlocking control device 20a that has received the return signal and has returned the smoke-proof and smoke-proof equipment 200a outputs a return completion signal indicating that the return is completed from the return completion signal output unit 27.
Further, the emergency broadcast control device 30a, which has received the other equipment restoration signal and the emergency broadcasting equipment 300a has been restored, outputs the other equipment restoration completion signal indicating that the restoration is completed from the other equipment restoration completion signal output unit 38.

Finally, when the fire receiver 1a receives the restoration completion signal and the other equipment restoration completion signal in the other equipment restoration completion signal reception unit 17, the fire receiver 1a outputs a signal to the interlocking interruption unit 9 and the transfer interruption unit 12 to interlock interruption and Cancel the transfer blocking status. With the above, the restoration of the fire fighting equipment 500a is completed.

That is, the disaster prevention center personnel can restore the fire fighting equipment 500a by only pressing the non-fire switch SW6 once after confirming the non-fire.

As described above, according to the first and second embodiments of the present invention, the present invention has the following configurations.
(1) The present invention is a fire alarm equipped with a fire receiver 1, 1a that outputs a link signal and/or a transfer signal to the other equipment 200, 200a, 300, 300a when a fire signal from the fire detector 40 is received. In the equipment 100, 100a, the fire receivers 1, 1a include a non-fire switch SW6 that is pressed during non-fire, and when the non-fire switch SW6 is pressed, the interlocking signal and/or the transfer signal is cut off, and then the fire It is characterized by outputting a recovery signal for recovering the detector 40 and the fire receivers 1, 1a.
(2) Further, in the present invention according to (1), in the fire receivers 1 and 1a, after the non-fire switch SW6 is pressed to interrupt the interlocking signal and/or the transfer signal, the other equipment 200, 200a, 300, It is characterized by outputting a return signal and/or another equipment restoration signal to 300a.
(3) The present invention is a fire alarm provided with the fire receivers 1 and 1a that output the interlocking signal and/or the transfer signal to the other equipment 200, 200a, 300, and 300a when receiving the fire signal from the fire detector 40. A fire receiver 1, 1a in a fire fighting facility 500, 500a having the facility 100, 100a and another facility 200, 200a, 300, 300a that receives an interlocking signal and/or a transfer signal and operates in an emergency Includes a non-fire switch SW6 that is pressed during non-fire, and when the non-fire switch SW6 is pressed, the fire receivers 1 and 1a cut off the interlocking signal and/or the transfer signal, and then the fire detector 40 and the fire. The recovery signal for recovering the receivers 1 and 1a is output, and at the same time, the recovery signal and/or the recovery signal for other equipment is output to the other equipment 200, 200a, 300, 300a, and the other equipment 200, 200a, 300, 300a is recovered. When the signal and/or the other equipment restoration signal is received, the other equipment 200, 200a, 300, 300a is restored and/or restored.
(4) Further, in the present invention according to (3), the other equipment 200a, 300a receives the restoration signal and/or the other equipment restoration signal, and after restoration and/or restoration, the restoration completion signal is sent to the fire receiver 1a. And/or outputting another equipment restoration completion signal.
(5) Further, in the present invention according to (4), when the fire receiver 1a receives the restoration completion signal and/or the other equipment restoration completion signal, the interruption of the interlocking signal and/or the transfer signal is released. It is what

1, 1a Fire receiver, 2 Control unit, 3 Fire signal receiving unit, 4 Ringing unit, 5 Speakers, 6 Main sound stop unit, 7 District sound stop/cancel unit, 8 Interlocking unit, 9 Interlock shutoff unit, 10 Return signal Output unit, 11 transfer unit, 12 transfer blocking unit, 13 restoration unit, 14 non-fire determination unit, 15 other equipment restoration signal output unit, 17 other equipment restoration completion signal reception unit, 20, 20a interlocking control device, 21 fire protection Door, 22 control unit, 24 interlocking signal receiving unit, 26 starting unit, 27 return completion signal output unit, 28 return signal receiving unit, 29 return unit, 30, 30a emergency broadcast control device, 31 speaker, 32 control unit, 33 transfer Information signal receiving section, 34 Emergency broadcasting section, 37 Restoration section, 38 Other equipment restoration completion signal output section, 39 Other equipment restoration signal receiving section, 40 Fire detector, 100, 100a Fire alarm equipment, 200, 200a Smoke control equipment , 300, 300a Emergency broadcasting equipment, SW1 main sound stop switch, SW2 district sound stop/cancel switch, SW3 interlock break switch, SW4 transfer break switch, SW5 recovery switch, SW6 non-fire switch, SW7 return switch, SW8 recovery switch.

Claims (1)

When a fire signal from a fire detector is received, a fire alarm facility equipped with a fire receiver that outputs an interlocking signal and/or a transfer signal to other equipment, and the interlocking signal and/or the transfer signal are received. In the fire fighting equipment having the other equipment that operates at time,
The fire receiver includes a non-fire switch that is pressed when there is no fire,
When the non-fire switch is pressed, the fire receiver shuts off the interlocking signal and/or the transfer signal, and then outputs a recovery signal for recovering the fire detector and the fire receiver, and the other equipment. Output a return signal and/or other equipment restoration signal to
When the other equipment receives the restoration signal and/or the other equipment restoration signal, the other equipment restores and/or restores the other equipment, and after restoration, returns to the fire receiver completion signal and/or other equipment restoration. Outputs a completion signal,
The said fire receiver cancels|blocks interruption|blocking of an interlocking|linking signal and/or the said transfer signal, when the said completion signal of completion|finish and/or the said completion signal of other equipment recovery is received.

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