JPH10105845A - Fire alarm receiver for apartment common part - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fire alarm receiver for apartment common part, which outputs external sound an internal sound only when a fire breaks out and outputs only internal sound when the other trouble occurs so as to prevent residents from being troubled. SOLUTION: An external alarm output part 3 outputting an alarm signal to an acoustic line Lsp and an internal sound output part 4 outputting sound from an incorporated acoustic device SP2 are provided. When a fire sensor S connected to a sensor line Ls emits alarm or when an alarm control signal is received from a block receiver B, the external alarm output part 3 is operated, the alarm is outputted from an external acoustic device SP1, the internal sound output part 4 is operated and the alarm is outputted from the incorporated acoustic device SP2. Then, only the internal sound output part 4 is operated and sound from the incorporated acoustic device SP2 is outputted at time except for time when the abnormality of the operation of the fire receiver A occurs, operation test time and a switch operation time.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic fire alarm system for a large-scale apartment house, and more particularly to a fire receiver for a common area of an apartment house installed in a common area such as a corridor or a staircase.

[0002]

2. Description of the Related Art Recently, an automatic fire alarm system suitable for an apartment house of this type has been developed in accordance with an increase in the height and scale of the apartment house. FIG. 3 shows a system configuration diagram of the automatic fire alarm system. In a large-scale apartment house, a housing ridge receiver B is installed at a disaster prevention center, etc., and a housing information panel D of each dwelling unit, and a fire receiver A for a common area of an apartment house installed in a common area such as a corridor or stairs. (Hereinafter, "Common part receiver"
The alarm unit G installed in a common room such as a meeting room is connected to perform fire monitoring and fire notification in each space.

The common unit receiver A is connected to a detector line Ls to which a fire detector S is connected and an acoustic line Lsp to which an external audio device SP1 (an additional speaker) is connected. Is issued, a fire alarm is output from the external sound device SP1 by a voice message or the like. Further, the house information panel D of each dwelling unit is connected to a dwelling unit receiver B via a repeater E with a test terminal installed at the entrance of each dwelling unit. In addition to connecting the sensor line Ls to detect the fire of the house, an outdoor indicator F installed at the entrance or the like is connected to each house information panel D to perform an alarm output and an intercom function. ing.

Further, the alarm unit G in the common room is provided with a repeater E with a test terminal, a sensor line Ls, and an outdoor indicator F, similarly to the housing information panel D in each dwelling unit. The remote tester C is also connected to the receiver A for the common use unit and the repeater E with test terminal in each dwelling unit and the common room to perform the operation test. In addition, each housing information panel D is also connected to an alarm monitoring panel H installed in a management room or the like,
The monitoring status of each dwelling unit can be centrally managed,
The backup power supply device I provided in the ward receiver B allows the power to be backed up even in the event of a power failure.

[0005] FIG. 4 is a block diagram showing only the configuration of the common unit receiver A in the automatic fire alarm system. The common unit receiver A includes a detector line Ls (LC) to which the fire detector S is connected, and an external sound device SP1.
Is connected to the acoustic line Lsp (SP-SPC), and the living building receiver B is connected via a signal line Lab. Further, by connecting the terminal J1 to the test terminal J, an operation test using the remote tester C can be performed.

In the figure, 101 is an information processing circuit composed of a CPU or the like, 102 is a display operation section composed of a liquid crystal screen or a display lamp and various switches, and 103 is an external audio device SP1 or an internal audio device SP2 ( An acoustic alarm circuit for outputting a fire alarm as a voice message or the like from a built-in speaker, 104 is a sensor line (JL-
JC) A fire transfer circuit that outputs a fire notification signal to the living building receiver B via the JC). 105 is an alarm control receiving circuit that receives an alarm control signal from the living building receiver B via the local bell line (B-BC). The circuit 106 is composed of a receiver B and a signal line Lab (T-
A telephone terminal for connecting a telephone to make a telephone call via TC), 107 is a fire alarm for the fire detector S and a detector line Ls
Is a fire / disconnection detection circuit for detecting disconnection, 108 is a during-test detection circuit for detecting the connection of the remote tester C, and 109 is a power supply circuit.

The basic operation of this system will be described. If any one of the fire detectors S connected to the detector line Ls issues an alarm, the fire / disconnection detection circuit 107 detects this. Then, the fire alarm lamp (not shown) of the display operation unit 102 is turned on or blinked by the sound alarm circuit 103, and the first fire alarm is output from the internal sound device SP2 by an alarm or a voice message. The first fire alarm notifies the operation of the fire detector S and urges the dwellers to confirm whether or not a fire has occurred. For example, "Fire detector S has been activated. Please output a message like "Please."

The first fire alarm is output continuously for a predetermined time (for example, 5 minutes). If the display operation unit 102 is operated to stop the notification within the predetermined time, the alarm output is output. If the operation is stopped but a predetermined time has passed without any operation, the fire transfer circuit 104 sends a signal to the sensor line (JL-J
Via C), a fire alarm signal is output to the living building receiver B.

On the other hand, when the fire signal is received by the living building receiver B, it is set in advance as a nearby notification destination on the same floor, directly above the floor, etc. as the common use receiver A that has output the fire notification signal. An alarm control signal is output to the housing information panel D of the dwelling unit, the alarm unit G, and the like via the district bell line (B-BC). The common unit receiver A outputs the second fire alarm from the external sound device SP1 by the audio alarm circuit 103, and also outputs the house information panel D of a neighboring dwelling unit that has received the alarm control signal from the living room receiver B. Issue a second fire alarm. Here, the second fire alarm is for notifying the occurrence of a real fire, and asking the resident to evacuate and take measures, for example, "It is a fire. It is a fire. Occurred. Please confirm your safety before evacuating. " In addition, on the house information panel D, it is possible to display the occurrence of a fire on the outdoor indicator 2 and to output a voice message of a second fire alarm.

Although the basic operation when a real fire has occurred has been described above, in such a fire alarm system,
An operation test with the remote tester C connected can be performed. Next, the operation will be described. When the remote tester C is connected to the connection terminal J and the power switch (not shown) is operated, the relay RT is activated, the contact rt is closed, and the detection circuit 1 during the test is operated.
08 indicates that the test is in progress. Thereafter, the contact rt1 is switched, and the connection of the sensor line Ls is switched from the fire / disconnection detection circuit 107 to the remote tester C side. At this time, since the common unit receiver A detects that the test is being performed, the output of the abnormal alarm due to the disconnection of the sensor line Ls is prohibited.

In this state, if various switches of the remote tester C are operated, each test of the fire detector S operation test, the common unit receiver A operation test, and the living room receiver B interlocking test is performed. Can be implemented.

[0012]

As described above, in the conventional fire receiver for the common use of the common apartment, the fire detector connected to the fire alarm emits an alarm and confirms that an actual fire has occurred, When a fire occurs in the dwelling unit and an alarm control signal is received from the housing ridge receiver B, an alarm is output from the built-in audio device, and from an external audio device connected to the audio line,
The warning is output by voice message or siren.

On the other hand, an alarm sound is output from the external alarm device even when an operation abnormality (trouble) occurs other than in the case of the above-mentioned fire, and if only a minor guard is dealt with this trouble. In spite of the good situation in many cases, an external alarm is output, so that the dwellers are troubled, especially in the middle of the night, early in the morning, and on holidays. The present invention has been made in view of the above circumstances, and outputs external sound and internal sound only when a fire occurs, while outputting only internal sound when other troubles occur, etc. The purpose of the present invention is to provide a fire receiver for communal housing common areas that does not cause any inconvenience.

[0014]

Means for Solving the Problems In order to achieve the above object, a fire receiver for a shared apartment common area according to the present invention is provided with the following means. Claim 1 comprises an external alarm output unit that outputs an alarm signal to an audio line, and an internal audio output unit that outputs sound from a built-in audio device, and when a fire detector connected to the detector line issues an alarm, Alternatively, when an alarm control signal is received from the living room receiver, the external alarm output unit is activated to output an alarm from the external audio device, and the internal audio output unit is activated to output an alarm from the built-in audio device. In the event of an abnormal operation of the fire receiver,
At the time of an operation test, except when outputting an alarm due to the occurrence of a fire, such as when operating a switch, only the internal sound output unit is operated, and sound is output only from the built-in sound device.

Here, the alarm from the fire detector includes not only an alarm from an actual fire but also an alarm from a burning test and a test alarm when a remote tester is connected. In addition, the abnormal operation of the fire receiver includes disconnection of the sensor line and disconnection of the battery, and the operation test includes an accumulation time measurement test for measuring the accumulation time of the fire detector. Claim 2 further comprises an internal sound output setting unit for setting permission or prohibition of the operation of the internal sound output unit according to claim 1, wherein the internal sound output setting unit is provided except when outputting an alarm due to the occurrence of a fire. The internal sound output unit is operated in accordance with the setting contents of.

By prohibiting the operation of the internal sound output unit, even if an abnormal operation occurs at night or the like,
It does not inconvenience dwellers near the common area where the fire receiver is installed. In claim 3, in claim 2,
The internal sound output setting unit is configured to allow or prohibit the operation of the internal sound output unit by operating a setting switch provided in the common unit fire receiver. That is, when a test or the like is performed on the common unit receiver side, the above setting may be performed by operating the operation switch (local setting).

According to a fourth aspect of the present invention, in the second aspect, the internal sound output setting section is configured to allow or prohibit the operation of the internal sound output section by a control setting signal from the living room receiver. The above setting can be made even if a control signal is transmitted from the house building receiver installed in a disaster prevention center or the like (center setting).

[0018]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing a configuration of a main part of a fire receiver for a common area of an apartment house (hereinafter, also referred to as a “receiver for a common area”). Common section receiver A
Is connected to a detector line Ls to which a fire detector S is connected and an acoustic line Lsp to which an external audio device SP1 is connected, and is connected to a living room receiver B via a signal line Lab.

In the figure, reference numeral 1 denotes an information processing circuit which is constituted by a CPU or the like and controls each unit. 2 denotes a fire detection unit which detects an alarm from the fire detector S from the detector line Ls. 3 denotes an alarm signal to the sound line Lsp. , An internal sound output unit for outputting sound from the built-in sound device SP2, and a fire alarm signal or an abnormality occurrence signal to the living room receiver B via a signal line Lab (JL-JC). Transfer output section for performing transfer output of
Is an alarm control receiving unit that receives an alarm control signal from the living room receiver B via the signal line Lab (B-BC). 7 is an internal sound output setting that sets whether the operation of the internal sound output unit 4 is allowed or prohibited. Reference numeral 8 denotes an operation unit including various operation switches, and reference numeral 9 denotes a display unit including a liquid crystal screen, an abnormality indicator lamp, and the like.

In such a configuration, the detector line Ls
When the fire detector S connected to the device issues an alarm and the fire detector 2 detects this, the information processing circuit 1 displays a fire alarm on the display unit 9 and the internal sound output unit 5 outputs the fire alarm from the built-in alarm device SP2. When the fire detector S outputs an alert by voice message or the like, and when the sound stop switch (not shown) is not operated and the occurrence of a fire is confirmed, an alarm signal is output from the external alarm output unit 3. By activating the external sound device SP1 connected to the sound line Lsp, the resident is evacuated.

Further, a fire detector S of a neighboring dwelling unit issues an alarm,
When the fire information signal is output from the house information panel D of the dwelling unit to the living building receiver B, the external alarm output unit 3 is activated even when an alarm control signal is received from the living building receiver B, and the external sound is output. At the same time as outputting an alarm from the device SP1, the internal sound output unit 4 is operated, and the built-in sound device SP2 is output.
Also outputs an alarm.

On the other hand, when an abnormal operation of the fire receiver occurs, an operation test is performed, a switch is operated, and the like,
Except when an alarm is output by the alert test, only the internal sound output unit 4 is operated, and only the built-in sound device SP2 outputs sound. For example, the start and end of the accumulation are performed when a notification sound is generated when an abnormality (trouble) such as detection of disconnection of the sensor line Ls or an accumulation time measurement test is performed by operating the accumulation time test switch of the operation unit 8. , And the operation sounds of various switches of the operation unit 8 are output only from the built-in acoustic device SP2.

The sound output only from the built-in sound device SP2 can be performed according to the settings of the internal sound output setting section 7. FIG. 2 shows an example of the configuration of the internal sound output setting section 7. This internal sound output setting unit 7
Is composed of a dip switch and a memory, and permits the operation of the internal sound output unit 4 in response to an event that occurs.
Prohibition is set.

These contents are set by operating an operation switch provided on the operation unit 8 or receiving a control setting signal from the living building receiver B by the alarm control receiving unit 6. If you want to perform a trouble test or the like by checking the internal sound output on the fire receiver A side, operate the operation switch. If you want to remotely set the internal sound output from a disaster prevention center or the like, use the area bell line (B-BC). The control setting signal is transmitted through

By enabling the setting of prohibition of the internal sound output, especially when a trouble occurs in the middle of the night, no trouble is caused to the neighboring dwelling units of the fire receiver A. The sounding or non-sounding of the internal sound may cause a problem only when an operation abnormality occurs, and the configuration of the internal sound output setting unit 4 may be set only in this case.

When the internal sound is not output, if a trouble occurs, an abnormal display is displayed on the display unit 9 so that an administrator or the like can deal with it by looking at the display. Also, if only the error display is displayed, the response may be delayed.
In order to prevent this, an abnormality occurrence signal can be output to the living building receiver B. According to this, even when the operation inhibition of the internal sound output unit 4 is set in the internal sound output setting unit 7, the transmission output unit 5 can be operated and the abnormality occurrence signal can be output to the living room receiver B. Be able to deal with troubles quickly.

[0027]

As can be understood from the above description, the fire receiver for the common use apartment according to the present invention has the following effects. According to claim 1, when a fire-related event occurs, both the external sound device and the built-in sound device are operated, and in the case of other troubles, only the built-in sound device is operated. Output sound.
Sounds that do not need to be notified to dwellers are not output from an external sound device in a wide range and in a loud volume, and no inconvenience is caused.

According to the second aspect, the sound output from the built-in sound device can be set so as to be prohibited when an event other than a fire-related event occurs. It is possible to prevent inconvenience to the residents near the common area where the is installed. According to the third aspect, the sound output from the built-in sound device when an event other than a fire-related event occurs can be set by operating the setting switch, so that tests and the like can be easily performed on the fire receiver side of the common unit. Can be implemented.

According to the fourth aspect, the sound output from the built-in sound device when an event other than a fire-related event occurs can be set by the control setting signal from the living room receiver. It is not necessary to go to a common area, and setting work can be performed.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating an example of a main configuration of a fire receiver for a shared apartment common area according to the present invention.

FIG. 2 is a diagram illustrating an example of a configuration of an internal sound output setting unit.

FIG. 3 is a configuration diagram of an automatic fire alarm system provided with a fire receiver for a shared apartment common area.

FIG. 4 is a block diagram showing an example of an internal configuration of a fire receiver for a shared apartment common area.

[Explanation of symbols]

 A: Fire receiver for communal housing common use area Lsp: Sound line SP1: External sound device SP2: Built-in sound device Ls: Detector line S: Fire detector 1 ... Information processing circuit 2 ... Fire detection unit 3 ... External alarm output unit 4 ... Internal sound output unit 5 ... Transmission output unit 6 ... Alarm control reception unit 7 ... Internal sound output setting Unit 8 Operating unit 9 Display unit B Living room receiver

Claims (4)

[Claims] 1. A fire alarm system installed in a common area such as a corridor or stairs of a condominium, which connects a fire detector line to an acoustic line to which an external sound device is connected, and is installed in a disaster prevention center or the like. A fire alarm for a common area of a common house connected to a receiver of a living building, comprising: an external alarm output unit that outputs an alarm signal to the sound line; and an internal sound output unit that outputs sound from a built-in sound device. When the fire detector connected to the detector line issues an alarm, or receives an alarm control signal from the living room receiver, it activates the external alarm output unit and outputs an alarm from the external sound device. While operating the internal sound output unit and outputting an alarm from the built-in sound device, when the fire receiver is operating abnormally, during an operation test, when operating a switch, etc. A fire receiver for a common area of a common residence, wherein only the internal sound output section is operated and sound is output only from the built-in sound apparatus except when a warning is output. 2. An internal sound output unit according to claim 1, further comprising an internal sound output setting unit for setting permission or prohibition of operation of the internal sound output unit, except when outputting an alarm due to the occurrence of a fire. A fire receiver for a shared apartment common area, wherein the internal sound output section is operated according to the setting contents of an output setting section. 3. The internal sound output setting section according to claim 2, wherein the internal sound output setting section is configured to allow or prohibit the operation of the internal sound output section by operating a setting switch provided on the common section fire receiver. There is a fire receiver for common apartments. 4. The internal sound output setting unit according to claim 2, wherein the internal sound output setting unit allows the operation of the internal sound output unit according to a control setting signal from the living room receiver.
Fire receivers for common use in shared apartments that can be prohibited.