JP2002260116A - Facility for monitoring protection against disasters - Google Patents

Abstract

PROBLEM TO BE SOLVED: To properly conduct a sound pressure measuring test of a speaker giving a sound alarm. SOLUTION: This monitoring panel 1 for protection against disasters is provided with a sound pressure measuring test processing part 32 for letting the sound alarm speaker for which the sound pressure measuring test is conducted output alarm patterns of alarm sound for measuring sound pressure (a second signal) from a sound synthetic part 46 repeatedly.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disaster prevention monitoring system for monitoring a fire with a disaster prevention monitor panel and, when a fire occurs, sending a voice alarm signal including a fire alarm message and a warning sound to a speaker for voice alarm to warn the user. .

[0002]

2. Description of the Related Art Conventionally, there is a disaster prevention monitoring facility in an apartment house as a disaster prevention monitoring facility that outputs a voice message indicating that a fire has occurred and a voice warning including a warning sound from a speaker for voice warning when a fire occurs.

[0003] In the disaster prevention monitoring equipment of an apartment house, a fire detector is connected to a detector line drawn from a fire receiver for a dwelling unit with an intercom slave unit having a speaker installed in the dwelling unit, and a fire detector is connected to each dwelling unit. The fire detectors for each dwelling unit are connected to a disaster prevention monitoring panel installed in the manager's office for centralized monitoring.

[0004] A fire detector is connected to a detector line drawn from a disaster prevention monitoring panel for a common area such as a lobby, stairs, and a corridor to directly monitor a fire.

In such disaster prevention monitoring equipment, when a fire occurs, a fire alarm signal of a nearby fire alarm generated by voice synthesis in the disaster prevention monitoring panel is sent to a fire receiver for dwelling units on the fire occurrence floor and the floor immediately above. At the same time, the speaker is sounded, and at the same time, the speaker installed on the common part of the fire occurrence floor and the floor immediately above is selected and the same voice alarm signal is sent to sound.

FIG. 8A shows a sounding pattern of a voice alarm signal for performing a neighborhood fire alarm, which is composed of a first signal, a message, a first signal, a message, and a second signal. Here, the first signal is as shown in FIG.
"Fin Fon Fin Fon Fin Fon"
The basic waveform is a sawtooth wave, the first sound (740 Hz) is 0.5 seconds, and the second sound is a sound (494 Hz).
0.5 seconds, and this is repeated as one unit.

As shown in FIG. 8 (C), the message is, for example, "It is a fire. It is a fire.", "A fire has occurred in the XX floor corridor."". Finally, the second signal is
The warning sound is “Fi” or “Fi”, specifically, a 0.5 second sweep sound from 300 Hz to 2 KHz.

[0008]

In such a disaster prevention monitoring equipment, in order to confirm that a required volume is output from a speaker installed in a common part at the time of construction of the equipment and at the time of periodic inspection, etc. A sound pressure measurement test is being conducted. In this sound pressure measurement test, the frequency is changed while the signal amplitude in the ringing pattern shown in FIG. 8 is kept constant. Then, the second signal using the sweep sound (alarm sound) that can ensure the most sound pressure is performed.

However, in the sound pressure measurement test using the second signal, the measurer must wait until the second signal sounds after the sound starts. Also, since the second signal sounds at regular intervals as shown in FIG. 8 (D), the measurer needs to read the peak value while the pointer of the sound level meter fluctuates, and if the reading fails, It was necessary to wait until the second signal sounded again.

Further, the sounding of the voice alarm is performed by operating a fire transmitter or the like installed in the common area of the test place to actually send a fire signal to the disaster prevention monitoring panel. There was also a problem that not only on the floor where you are going, but also on the floor directly above, an audio alarm sounds and inconveniences the residents.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a disaster prevention monitoring device capable of appropriately and quickly performing a sound pressure measurement test on a speaker installed in a common area.

[0012]

SUMMARY OF THE INVENTION In order to achieve the above object, according to the present invention, a fire alarm of a predetermined pattern including a message indicating a fire occurrence and an alarm sound is output to a disaster prevention monitor panel by detecting a fire of a fire detector. In the disaster prevention monitoring equipment generated by the synthesizing unit and sounding a predetermined speaker according to the fire occurrence location, the disaster prevention monitoring panel outputs a sound alarm signal from the voice synthesizing unit based on a test command for performing a sound pressure measurement test. A sound pressure measurement test processing unit for repeatedly outputting a location of an alarm sound for performing sound pressure measurement is provided.

Further, the sound pressure measurement test processing section can specify a speaker for outputting a warning sound for sound pressure measurement.

For this reason, when the test is executed on the disaster prevention receiver side, an alarm sound (second signal) for sound pressure measurement in the sound alarm signal is continuously sounded from the speaker until the timing when the second signal is measured. There is no need to wait, and the sound pressure measurement test can be performed quickly. In addition, since the ringing range for the test can be narrowed down to the necessary minimum unit, there is little inconvenience to residents and the like.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is an explanatory diagram of a disaster prevention monitoring panel used in the disaster monitoring equipment of the present invention. In FIG. 1, a disaster prevention monitor panel 1 is installed in a manager's room of an apartment house or the like, and a display such as a fire alarm representative light constituting a fire monitor unit 2 and various operation switches are provided in front of the panel as shown in the figure. In addition, a handset and a key switch are provided as an intercom master unit 3 capable of communicating with a collective entrance machine at a common entrance and intercom facilities at each dwelling unit.

FIG. 2 is an enlarged view of the disaster prevention monitor 1 of FIG. The fire monitoring unit 2 is provided with a liquid crystal display unit 4. The liquid crystal display unit 4 displays a monitoring panel screen indicating that the fire is being monitored at the time of fire monitoring. When it is performed, the screen is switched to a fire screen, and the district names indicating the fire occurrence locations are sequentially displayed.

The liquid crystal display unit 4 is used as a work screen when performing a sound pressure measurement test targeted by the present invention. On the right side of the liquid crystal display unit 4, a fire representative light, an alarm display, a dwelling unit alarm display, a board failure display, and a line failure that are turned on in response to the display screen of a fire or a failure being switched to the liquid crystal display unit 4 are displayed. A screen selection key for switching display screens such as an alarm display screen displayed on the liquid crystal display unit 4 in addition to an indicator lamp such as a display, and when there are a plurality of pieces of alarm information to be displayed on one screen and cannot be simultaneously displayed on the liquid crystal screen. Key switches such as a shift key for scrolling and displaying alarm information and an alarm recovery key are provided.

An intercom master unit 3 is provided below the liquid crystal display unit 4, and a key switch 5 is provided on the right side of the handset. Key switch 5 is 0, 1, ... 9
In addition to the number keys, a * key and a # key are provided, and a cancel key, a call key, a message reset key, a message set key, and the like for intercom control are provided below the keys. Is provided with an unlock key, a dwelling unit sound stop key, a key for adjusting the ringing volume, and the like.

On the right side of the intercom master unit 3, there are AC power supply, standby power supply operation, switch attention, failure representative, complete stop of area sound, telephone, transmitter, accumulation, various indications 1, 2, and 2.
Various indicator lights indicated by 3 are provided.

Further, an execution switch 6 and a previous screen switch 7 are arranged below the switches used for registering a district name using the liquid crystal display unit 4 and selecting other items. Also on the right side are test recovery, de-accumulation,
Indicators for maintenance sound stop and district sound simultaneous sounding are provided, and regional sound simultaneous sounding and restoration switches are provided. At the bottom, an emergency telephone jack is provided.

FIG. 3 is a block diagram showing the overall configuration of the fire alarm system of the present invention. In FIG. 3, a transmission line 28 and a communication line 29 are drawn out from the disaster prevention monitoring panel 1 to each dwelling unit side, and a dwelling unit fire receiver 10 is connected to each of the dwelling units to the transmission line 28 and the communication line 29. ing.

The fire detector 10 for dwelling units is a control unit 11 for dwelling units.
The control unit 11 for dwelling units includes a control unit 12, a transmission circuit 1 for transmitting fire information, call control information, and the like with the disaster prevention monitoring panel.
3, a communication circuit 14 for exchanging voices such as interphones, and a voice synthesizing unit 15 for outputting voices such as fire alarms.

For the control unit 11 for the dwelling unit, a fire indicator light 21, a handset 22 having an interphone function for making a call with a collective entrance machine or a disaster prevention monitoring panel, a relay 24 activated by a transistor 23, and a voice synthesizing unit 15 are provided. An amplifier 25 for amplifying the audio signal and a speaker 26 for dwelling units are provided. A fire detector 20 for a dwelling unit for monitoring a fire in the dwelling unit is connected to the sensor line 18, and a terminating resistor is connected to a terminating end. Part or all of the configuration of the control unit 11 for dwelling units can be realized by a control function of an MPU (microprocessor).

Further, a door phone 27 installed at the entrance of a dwelling unit or the like is connected to the fire detector 10 for dwelling units. The doorphone 27 is provided with an outdoor indicator 27a for displaying a fire alarm when a fire is detected.

Here, the disaster prevention monitor 1 and the fire receiver 1 for dwelling units are used.
For transmission by the transmission line 28 between 0 and 0, a unique address is set on the dwelling unit fire receiver 10 side, and a signal is transmitted by calling the dwelling unit fire receiver 10 by designating the address from the disaster prevention monitoring panel 1. A so-called R-type transmission system is adopted.
The setting of the address in the dwelling unit receiver 10 is performed by an address setting unit 16 configured by a dip switch or the like.

The relay 2 serving as a load of the transistor 23 which is turned on and off by the control output of the control unit 11 for dwelling units.
Reference numeral 4 includes switching relay contacts 24a and 24b. In the normal monitoring state, the switching relay contact 24a connects the communication line 29 to the communication circuit 14, and the handset 2 provided on the intercom master unit and the fire detector 10 for dwelling units from the disaster prevention monitoring panel.
Calls can be made between the two.

The switching relay contact 24b is closed to the voice synthesizing unit 15 in the normal monitoring state as shown in the figure, and is activated by a ringing sound of the interphone or a signal from the fire detector 20 in the fire detector 10 for dwelling units. When the fire monitoring unit 17 detects a fire, an audio alarm is issued in the dwelling unit.

The relay 24 receives a voice alarm output control signal from the disaster prevention monitoring panel 1 via the transmission circuit 13 for outputting a voice message for a nearby fire alarm based on a fire judgment or a sound message for simultaneous ringing of the entire building. When the transistor 23 is turned on by the control unit 12, the switching relay contacts 24a and 24b are switched as shown by broken lines, and a voice message signal for a nearby fire alarm via the communication line 29 from the disaster prevention monitoring panel 1 is directly transmitted. In addition to the amplifier 25, a speaker 26 for the dwelling unit can output a nearby fire alarm for the dwelling unit on the floor immediately above or on the fire floor or a voice message of a simultaneous ringing of the whole building.

The disaster prevention monitor 1 is a main control unit 3 using an MPU.
The main control unit 30 includes a monitoring control unit 31 and a sound pressure measurement test processing unit 32 according to the present invention under program control.
As a function. Of course, the main control unit 30 including the MPU includes a ROM, a RAM, and the like.

The liquid crystal display unit 4 and the operation unit 33 are connected to the main control unit 30. The configurations of the liquid crystal display unit 4 and the operation unit 33 are as shown in FIGS. The main control unit 30
, A main-sound synthesizer 43 is provided, and a main-sound speaker 45 is connected to an output of the main-sound synthesizer 43 via an amplifier 44.

The disaster prevention monitoring panel 1 is provided with an intercom control unit 34, and functions of a transmission circuit 35 and a communication circuit 36 are provided. The transmission circuit 35 provided in the intercom control unit 34 specifies the address of the fire detector 10 for dwelling units on the dwelling unit side connected via the transmission line 28 and the address of the repeater 40 built in the disaster prevention monitoring panel 1. And an R-type transmission function for transmitting control signals (control commands) and data.

From the repeater 40 provided in the disaster prevention monitoring panel 1, a common part detector line 41 is drawn out to the common part of the apartment house, and a fire detector 42 for the common part and a terminating resistor 43 are connected to the terminal. are doing. In addition, the repeater 40 and the fire detector 42 for common use parts are provided suitably according to the magnitude | size and number of common use parts. A collective entrance device 38 is connected to the transmission circuit 35 and the communication circuit 36.

For this reason, the communication between the collective entrance unit 38 and the handset 37 of the intercom master unit connected to the intercom control unit 34, the open / close control of the collective entrance door with the handset 22 of the fire detector 10 for dwelling units, Make calls available.

The main control unit 30 of the disaster prevention monitor panel 1 is provided with a voice synthesis unit 46 for a nearby fire alarm, and its output is connected to a line selection unit 49 via a power amplifier 47. Common section speakers 50a to 50n installed in the common section are connected to the line selecting section 49 on a line basis.

The selection control of the line selector 49 is performed by the main controller 3
This is performed by the input / output control unit 48 provided for 0. That is, when the main control unit 30 determines the fire and the fire occurrence area based on the fire confirmation signal from the dwelling unit fire receiver 10 or the reception of the fire signal from the repeater 40, the input / output control unit 48 is notified of, for example, a nearby fire alarm. If so, an instruction is given to select a line for the common part on the fire floor and the floor immediately above, and based on this, the input / output control unit 48 causes the line selection unit 49 corresponding to the fire floor and the floor immediately above.
By turning on the relay provided in the power amplifier 47 and turning on its contact, the corresponding speaker among the common-use speakers 50a to 50n provided in the common use unit on the fire floor and the floor immediately above is connected to the output of the power amplifier 47. .

At the same time, the main controller 30 designates the address of the fire alarm output control signal to the fire receiver 10 for the dwelling unit on the fire floor and the immediately above floor via the transmission circuit 35 of the intercom control unit 34 by specifying its address. When the transistor 23 is turned on and the relay 24 is driven by turning on the transistor 23, the switching relay contacts 24a, 2
4b is switched to the broken line side. Further, intercom control unit 3
4, a switching circuit including a transistor 51, a relay 52, and a switching relay 52a is provided.
By driving the transistor 51 with the voice alarm output control signal from the controller 52, the relay 52 is operated, and the switching relay contact 52a is similarly switched to the broken line side. In this state, the voice synthesis unit 46 outputs the voice message signal of the nearby fire alarm. By doing so, a nearby fire alarm voice message can be output from speakers of neighboring dwelling units and common areas on the fire floor and immediately above the floor.

Further, a power supply unit 53 is provided in the disaster prevention monitor panel 1, and a DC power supply voltage for the inside is generated by a commercial AC 100V.

Next, the operation of the disaster prevention monitoring equipment shown in FIG. 3 will be described. If a fire occurs in a certain dwelling unit in which the dwelling unit fire receiver 10 is installed, the dwelling unit fire detector 20 emits an alarm, and the alarm signal is received by the fire monitoring unit 17. Upon receiving the fire alarm signal, the dwelling unit control unit 11
The control unit 12 turns on the fire indicator light 21 and also blinks the outdoor indicator 27a provided on the door phone 27.

Further, the voice synthesizing section 15 is operated to output a voice message such as "Fire detector has been activated. Please check the fire."

In response to the fire reception operation of the fire detector 10 for a dwelling unit, if the resident confirms the fire, when the fire check button (not shown) is operated, the fire is transmitted to the disaster prevention monitoring panel 1 by the transmission line 28. A confirmation signal is sent.

Even if the fire confirmation button is not operated, if a predetermined time, for example, a predetermined time within 2 to 5 minutes elapses after the reception of the fire, the disaster prevention monitoring panel 1 is automatically transmitted from the transmission line 28.
Sends a fire confirmation signal to If the alarm sound stop button or the recovery button provided on the dwelling unit fire receiver 10 is operated before a certain time has elapsed from the reception of the fire, the fire confirmation signal is not sent to the disaster prevention monitoring panel 1 and the initial state is restored.

When the main control unit 30 receives a fire confirmation signal from the fire receiver 10 for the dwelling unit through the transmission circuit 35 of the intercom control unit 34, the disaster prevention monitoring panel 1 receives the fire confirmation signal from the fire control unit 31. When a fire and a fire-occupied dwelling unit are determined by the function, the main sound voice synthesis unit 43 is activated and amplified by the amplifier 44, and then a main sound voice message output indicating a fire is output from the main sound speaker 45, for example, "Fire It is a fire. A fire has occurred in room # ○ on floor ○. "

At the same time, the area name (fire-occupied dwelling unit) such as "fire occurred in room XX floor △△△△" is displayed on the liquid crystal display unit 4 as authentication of the fire-occupied dwelling unit. Further, in the disaster prevention monitoring panel 1 of FIG. 2, a fire representative display or a fire alarm lamp indicating that a fire alarm screen is displayed on the liquid crystal display unit 4 is turned on.

Subsequently, the main control unit 30 starts from the unit where the fire occurred.
It recognizes the address of the dwelling unit on the fire floor and the dwelling unit on the floor directly above, and the common unit, and designates the address of the dwelling unit on the fire floor and the dwelling unit on the floor directly above via the transmission circuit 35 of the intercom control unit 34 for the neighborhood fire alarm. To the voice alarm output control signal.

Therefore, in the dwelling unit on the fire occurrence floor and the dwelling unit on the floor immediately above, the dwelling unit control unit 1 of the dwelling unit fire receiver 10 is used.
In step 1, the voice alarm output control signal from the disaster prevention monitoring panel 1 is determined, and the operation of the relay 24 causes the switching relay contacts 24a,
24b is switched to the broken line side, and also in the disaster prevention monitoring panel 1,
To switch the switching relay contact 52a to the broken line side,
The output of the voice synthesizer 46 is connected to the communication line 29.

At the same time, the main control unit 30 instructs the input / output control unit 48 to select a line for the common unit on the floor where the fire has occurred and the floor immediately above. Is activated, and the shared speaker on the fire floor and the floor immediately above is connected to the output of the power amplifier 47.

After the output control of the nearby fire alarm is completed, the main control unit 30 activates the voice synthesizing unit 46 and outputs a voice message signal of the nearby fire alarm. As shown in FIG. 9, the voice message signal of this neighborhood fire alarm emits an alarm sound of “fin fin fin fin fin phon” as a first signal, and then, as a warning message, “fire is fire. Floor
A fire broke out in Room No. Please confirm the safety and evacuate. "This is repeated twice, and finally, the second signal of the warning sound" Fifififi "is issued, and the whole is repeated.

The voice synthesizing unit 4 for such a nearby fire alarm
The voice signal from 6 is used to output the voice message of the nearby fire alarm from the speaker 26 for the dwelling unit of the fire receiver 10 for the dwelling unit on the fire floor and the floor immediately above, and from the common unit speaker provided in the common unit on the fire floor and the floor directly above. Output is performed. In the event of a fire alarm, the intercom function is stopped because the communication line 29 is used for audio alarm.

On the other hand, when a fire occurs in the common unit, the relay 40 receives an alarm signal from the fire sensor 42 for the common unit and transmits the fire signal to the transmission circuit 35 of the interphone control unit 34.
In this case, fire alarm control is performed in the same manner as in the case where the fire confirmation signal is received from the dwelling unit fire receiver 10, in which the fire place is determined to be the common use unit.

Next, the sound pressure measurement test processing section 32 provided in the main control section 30 of the disaster prevention monitoring panel 1 of FIG. 3 will be described.

FIG. 4 shows the main control unit 30 and the voice synthesizing unit 4 of FIG.
6 is taken out, and the circuit configuration of the speech synthesizer 46 is shown as an example. The sound pressure measurement test processing unit 32 provided in the main control unit 30 selects a line to which a common unit speaker installed in the designated area is connected based on the area designation of the common area where the sound pressure measurement test is to be performed. In performing the sound pressure measurement of the sound alarm signal of the nearby fire alarm generated at the time of the fire as shown in FIG. 5, a repetition pattern of the second signal is output as an alarm sound that can secure the sound pressure most.

The voice synthesizer 46 comprises a voice synthesis IC 54 and a voice data ROM 58. The main control unit 30 has I
The voice synthesis IC 54 is controlled by the O port, and various voice signals stored in the voice data ROM 58 are connected to one another.
Generate two alarm sounds.

That is, the main control unit 30 designates a voice message by data of a 7-bit voice address, and starts generation of voice from the voice synthesis IC 54 by inputting a start signal. The audio signal generated by the audio synthesis IC 54 is subjected to high-frequency noise cut by a built-in low-pass filter 56, amplified by a power amplifier 47, and output to a shared speaker through a line selection unit 49 in FIG. 3. . The output of the low-pass filter 56 of the voice synthesis IC 54 is directly sent from the communication line 29 to the fire detector 2 for dwelling units.
Also sent out.

At the time of the sound pressure measurement test, the sound pressure measurement test processing section 32 sends the sound synthesis IC 54 a "F" in FIG.
By repeating the input of the start signal in a state where the audio address for generating the sweep sound is specified, the audio signal of the continuous second signal is output.

The area designation of the common area during the sound pressure measurement test is performed using the liquid crystal display section 4 provided on the disaster prevention monitoring panel 1. FIG. 6A is a display screen of the liquid crystal display unit 4 during the sound pressure measurement test, and an upper half of the screen is a monitoring screen 60 having a display of “monitoring disaster prevention equipment”, and a lower half is a sound pressure measurement. A test screen 62 is shown.

The sound pressure measurement test screen 62 is switched to the sound pressure measurement test screen 62 by pressing a menu item “various tests” from the menu screen of the liquid crystal display unit 4. For example, a line setting frame 63 is displayed on the sound pressure measurement test screen 62 by using the numeric keypad 5 of the disaster prevention monitor 1 shown in FIGS.
And set the line number "01", and press the execution key 6. If you want all lines to ring, use line number "99"
Is set, and the execution key 6 is pressed.

The operation of the execution key 6 causes the main control unit 3
The sound pressure measurement test processing unit 32 of 0 gives the designated line number data to the input / output control unit 48, whereby the line selection unit 49 closes the relay contact corresponding to the designated test line, and the power amplifier 47 To the output, connect the designated section number to the shared section speaker installed in the shared section.

At the same time, as shown in FIG. 4, the sound pressure measurement test processing unit 32
54, an audio address and a start signal for generating a second signal are output to the audio synthesis IC 5.
4 outputs a second signal as shown in FIG. 5 and is amplified by the power amplifier 47.
9, only the second signal is continuously sounded from the common section speaker installed in the common section of the line selected at this time.

In the sound pressure measurement test of the common-use speaker, a sound level meter is installed at a position 1 m away from the speaker, and the peak value of the sound level meter varies depending on the size of the broadcasting area, but the broadcast level exceeds 100 square meters. 9 for area
It is sufficient that a measured value of 2 dB / m or more is obtained.

When the sound pressure measurement test is started using the sound pressure measurement test screen 62 shown in FIG. 6A, the screen is switched to a test screen 63 shown in FIG. 6B. If the sound pressure measurement test is completed in the state of the screen 63 during the test, the sound pressure measurement test is completed by pressing the previous screen switch 7 in FIG. That is, when the previous screen switch is pressed, the main control unit 30 shown in FIG.
A reset signal is output to C54, and the voice synthesis IC 5
The output of the audio signal of the second signal by the step 4 is stopped.

FIG. 7 is a flowchart of the processing operation by the sound pressure measurement test processing section 32 provided in the main control section 30. In this sound pressure measurement test, in step S1, FIG.
After the line number is set using the sound pressure measurement test screen 62 as described above, when the execution switch is turned on, this is determined in step S2, and the process proceeds to step S3 to drive the line selection relay of the designated common unit. And then step S
In step 4, the sound synthesizer 46 is operated to output a sound synthesis output of the second signal as a sound pressure measurement sounding pattern.

During the speech synthesis output of the second signal, it is checked in step S5 whether or not the test has been completed. When it is determined that the test has been completed by the front screen switch 7 of the disaster prevention monitor 1, the speech synthesis output is performed. Stop and end a series of sound pressure measurement tests.

In the above embodiment, the sound pressure measurement test of the loudspeaker installed in the common part of the apartment complex is taken as an example. However, the present invention is not limited to this, and the present invention is not limited to this. The present invention can be similarly applied to the measurement of the sound pressure of a speaker installed in a common part or the like in the disaster prevention monitoring equipment of the above.

For example, in the case of a disaster prevention monitoring facility for a building, only a floor where a fire has occurred may be specified and a sound alarm may be issued. In this case, the sound pressure measurement test of the present invention can be applied. In this case, the sound pressure measurement of the speaker in the floor is not limited to the measurement of the sound pressure of the speaker in the common unit.

In the above embodiment, the case where the second signal, which is a continuous sweep sound included in the sound signal at the time of fire, is output as a sound pressure measurement sounding pattern by voice synthesis is taken as an example. Alternatively, any audio signal including an alarm sound suitable for sound pressure measurement may be continuously output using an appropriate portion of the audio signal generated at the time of fire.

In the present embodiment, the sound alert is issued by repeating the first signal, the message, and the second signal. However, in the present embodiment, the first signal, the message, and the second signal are used.
Although the voice alert is issued by repeating the message and the second signal, the output pattern of the voice signal is not limited to this. In addition, voice alerts are not limited to nearby sounds,
The present invention can be applied to equipment that performs simultaneous ringing from the beginning.

The message in the voice alarm signal does not need to specify a fire occurrence location, and may be a message simply indicating a fire occurrence.

[0068]

As described above, according to the present invention, the second signal as the alarm sound used for the sound alarm in the event of a fire is continuously output from the speaker performing the sound pressure measurement test on the disaster prevention monitoring panel side. The sound pressure measurement test can be performed without waiting until the measurement timing at which the last second signal in the voice alarm signal sounds as in the related art.

Further, since the ringing range for the test can be narrowed to the required minimum range, even if the sound pressure measurement test is performed, it does not cause much trouble to the residents.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of a disaster prevention receiver used in the present invention.

FIG. 2 is an explanatory diagram in which a display operation unit of the disaster prevention monitoring panel of FIG. 1 is enlarged.

FIG. 3 is a block diagram showing the overall configuration of the disaster prevention monitoring equipment of the present invention.

FIG. 4 is a block diagram showing a main control unit and a voice synthesizing unit provided in the disaster prevention monitoring panel of FIG. 3;

FIG. 5 is an explanatory diagram of a second signal output in the sound pressure measurement test of the present invention.

FIG. 6 is an explanatory diagram of a work screen used in the sound pressure measurement test of the present invention.

FIG. 7 is a flowchart of a sound pressure measurement test process according to the present invention.

FIG. 8 is an explanatory diagram of a voice pattern used for a nearby fire alarm.

[Explanation of symbols]

 1: Disaster prevention monitoring panel 2: Fire monitoring unit 3: Intercom master unit 4: Liquid crystal display unit 5: Numeric keypad 6: Execution switch 7: Previous screen switch 10: Dwelling unit fire receiver 11: Dwelling unit control unit 12: Control unit 13 , 35: Transmission circuit 14, 36: Communication circuit 15: Dwelling unit voice synthesis unit 16: Address setting unit 17: Fire monitoring unit 18: Dwelling unit detector line 20: Dwelling unit fire detector 21: Fire indicator light 22, 37: Handset 23, 51: Transistor 24, 52: Relay 24a, 24b, 52a: Switching relay contact 25, 44: Amplifier 26: Residential speaker 27: Door phone 27a: Outdoor display 28: Transmission line 29: Talk line 30: Main control Unit 31: monitoring control unit 32: sound pressure measurement true processing unit 33: operation unit 34: intercom control unit 38: collective entrance machine 40: repeater 41: common unit Alarm line 42: Fire detector for common use unit 43: Voice synthesis unit for main sound alarm 45: Speaker for main sound alarm 46: Voice synthesis unit 47: Power amplifier 48: Input / output control unit 49: Line selection unit 50: Common use External speaker 53: Power supply unit 54: Voice synthesis IC 56: Low pass filter 58: Voice data ROM 60: Normal monitoring screen 62: Sound pressure measurement test screen 63: Line number setting frame 64: Screen during test

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5C087 AA02 AA03 AA32 AA33 AA37 AA44 BB06 BB64 BB65 BB74 CC23 DD04 DD26 EE06 EE08 FF24 GG62 GG67 GG85 5G405 AA08 AD06 BA04 CA11 CA51 5K038 CC12 GG02GG07

Claims (2)

[Claims] 1. A fire alarm signal of a predetermined pattern including a message indicating an occurrence of a fire and an alarm sound is generated by a sound synthesizing unit by a fire prevention monitoring panel based on detection of a fire by a fire detector, and is predetermined according to a fire occurrence location. In the disaster prevention monitoring equipment for sounding a speaker, based on a test command for performing a sound pressure measurement test, a location of an alarm sound for performing sound pressure measurement of a voice alarm signal from the voice synthesis unit is repeatedly output to the disaster prevention monitoring panel. Disaster prevention monitoring equipment, characterized by having a sound pressure measurement test processing unit for performing the measurement. 2. The disaster prevention monitoring equipment according to claim 1, wherein the sound pressure measurement test processing section is capable of specifying a speaker for outputting an alarm sound for sound pressure measurement. Facility.