JP2818912B2 - Surveillance call system for apartment buildings - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a surveillance communication system for multiple dwelling houses, and more particularly to an alarm system such as a fire alarm issued by a door phone provided at the entrance of each dwelling unit. It particularly relates to one having a feature.

[0002]

2. Description of the Related Art When a fire-prevention sensor such as a fire detector or a smoke detector installed in each dwelling unit issues an alarm, an alarm signal is transmitted to a disaster-prevention receiver installed in a manager's office or the like, and the necessary signal is transmitted. A self-fire alarm system for performing alarm notification has been developed and used. As shown in FIG. 3, in such a self-fire alarm system, in each dwelling unit H, a disaster prevention sensor 300 is connected to the house information panel 100, and the house information panel 100 is connected to each floor by signal lines L100, L101,. The signal lines L100 and L101 are connected to a disaster prevention receiver 400 installed in an administrator's office or the like. A fire occurs in one of the dwelling units, and the disaster prevention sensor 3 is connected.
When 00 is issued, an alarm is issued on the house information panel 100, and the disaster prevention receiver 4 is connected via the signal line L100.
The alarm signal is transmitted to the 00 side, and the disaster prevention receiver 400
The area bells 101 and B102 installed on each floor are driven to issue an alarm. When a fire occurs, the area bell is automatically sounded and output, so that prompt evacuation guidance can be performed. It has become.

On the other hand, a house information panel 100 used for such a self-fire alarm system is connected to a door phone handset 200 installed at the entrance by a signal line so that a call can be made in response to a call from a visitor or the like. Intercom systems designed to be used have also been developed. In such intercom systems,
When a fire occurs and the disaster prevention sensor 300 issues an alarm, in addition to the alarm notification by the self-fire alarm system, an alarm is also issued on the door phone handset 200 side in a fire-occupied dwelling unit.

However, since the self-fire alarm system and the intercom system described above are not configured to operate in conjunction with each other, in order to issue an alarm notification as a self-fire alarm system, a district bell (emergency alarm) must be provided on a passage or the like on each floor. Bell) must be installed, installation is troublesome, and if a district bell is attached to a passage such as an apartment, the appearance is poor, so improvement has been desired.

[0005]

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above circumstances. By interlocking a self-fire alarm system and an intercom system, an alarm notification at the time of a fire occurrence is sent to the entrance of each dwelling unit. The purpose of the present invention is to provide a self-fire alarm system for an apartment house with improved door workability by using a provided door phone handset.

[0006]

According to the first aspect of the present invention, there is provided a door phone handset installed at a front door of each dwelling unit and a door phone handset installed in the dwelling unit. The intercom system connected to the housing information panel with a signal line and the disaster prevention sensors installed in each dwelling unit are connected to the disaster prevention receiver installed in the management center, etc. via a signal line via the door phone slave unit of the dwelling unit. When a disaster prevention sensor of any one of the dwelling units issues an alarm, an alarm sound is output from the dwelling unit's housing information panel, and the disaster prevention receiver is connected to the fire prevention system. By receiving the alarm signal from the sensor via the doorphone handset of the dwelling unit, a fire notification signal is sent to the housing information panel or doorphone handset of another dwelling unit that requires alarm notification, and From housing information panel and the intercom slave device has a configuration to output an alarm sound. According to a second aspect of the present invention, in the multi-family house monitoring and communication system according to the first aspect, the doorphone slave unit provided in each dwelling unit has an alarm switching circuit unit. During a normal call, the speaker is switched to the door phone circuit and connected, while the disaster prevention sensor emits a signal, and when the alarm notification signal is received from the disaster prevention receiver, a signal line derived from the disaster prevention receiver is output. , So that an alarm sound or an alarm sound transmitted from the disaster prevention receiver is output. Further, according to a third aspect of the present invention, in the surveillance communication system for an apartment house according to the first or second aspect, the intercom slave unit includes an alarm test switch and a test indicator lamp. When the alarm test switch is operated, an alarm signal is experimentally transmitted to the house information panel by the pseudo alarm operation of the disaster prevention sensor, and thereby, the test indicator light is emitted and displayed. Surveillance call system.

[0007]

According to the first aspect of the present invention, when a fire occurs in any one of the dwelling units and the disaster prevention sensor issues a warning, an alarm sound is output from the housing information panel of the dwelling unit. Also, at this time, the alarm signal from the disaster sensor is transmitted to the disaster prevention receiver via the door phone slave unit of the dwelling unit. Sends out a fire alarm signal to the house information panel side and door phone slave unit side of
An alarm sound is output from these housing information panels and intercoms. For this reason, the fire alarm is notified by the door phone handset installed at the entrance of each dwelling unit requiring the alarm notification, so that there is no need to provide a district bell. Claim 2
In the present invention described in the above, the intercom slave unit has an alarm switching circuit unit, this alarm switching circuit unit, during a normal call and call, switch the speaker to the intercom circuit, while the disaster prevention sensor alerts When receiving the alarm transfer signal from the disaster prevention receiver, the switch outputs and outputs the alarm sound and the alarm sound transmitted from the disaster prevention receiver by switching and connecting to the signal line derived from the disaster prevention receiver. Further, according to the third aspect of the present invention, when the alarm test switch of the intercom slave unit is operated, an alarm signal is experimentally transmitted to the housing information panel by the pseudo alarm operation of the disaster prevention sensor, and thereby the intercom unit is activated. The test indicator of the instrument is activated. For this reason, the alarm test can be performed from outside the dwelling unit without having to fire the disaster prevention sensor provided in the dwelling unit.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing an example of the configuration of a monitoring call system for an apartment house according to the present invention. In each dwelling unit 1, an intercom system including a housing information panel 10 and a door phone handset 11 is installed. Disaster prevention sensors 12 such as heat detectors and smoke detectors installed in the
, And each of the dwelling units 1 is connected to a disaster prevention receiver 2 installed in a manager's office or the like by a signal line to form a self-fire alarm system. .
The alarm signal output from the door phone handset 11 for each dwelling unit on the same floor is transmitted to the disaster prevention receiver 2 via the signal lines L1, L2,. The output alarm transfer signals are signal lines LA1, LA2,.
Is transmitted to the housing information panel 10 and the door phone slave unit 11 of each dwelling unit 1 via the signal line L from the disaster prevention receiver 2.
An alarm signal (or an alarm sound signal) output via B1, LB2,... Is transmitted to the door phone slave unit 11 of each dwelling unit 1. The signal lines LC1, LC2,... Derived from the disaster prevention receiver 2 are laid to supply power to the disaster prevention sensor 12 of the dwelling unit on the same floor.

FIG. 2 shows a detailed internal configuration example of the door phone slave unit 11, and the same parts as those in FIG. 1 are denoted by the same reference numerals. In the figure, reference numeral 110 denotes a door phone circuit unit, 1
Reference numeral 11 denotes an alarm switching circuit, and 112 denotes a fire display circuit. The door phone circuit unit 110 performs a signal processing required for calling and talking with the house information panel 10.
0a, a call switch SW1, a speaker SP, an alarm test switch SW2, and a test indicator 110b. The alarm switching circuit 111 includes an interlocking relay contact ry1,
RY2, and a transformer T for impedance conversion, and when the alarm notification signal is not transmitted from the disaster prevention receiver 2, the relay contacts ry1, r
y2 is switched to the contact a side and the doorphone circuit 110a
Is connected to the speaker SP, and when the alarm notification signal is transmitted from the disaster prevention receiver 2 and the relay RY is driven,
The relay contacts ry1 and ry2 are switched to the contact b side to connect the transformer T and the speaker SP, so that an alarm sound transmitted through the transformer T via the signal line LB1 is output.

Next, the basic operation of the system of the present invention having such a configuration will be described. When a fire occurs in any one of the dwelling units 1 (temporarily a dwelling unit on the first floor) and the disaster prevention sensor 12 issues an alarm, an alarm signal is transmitted to the fire display circuit unit 112 of the door phone slave unit 11 and the fire indicator light 112a Are driven to light, and the signal line L
An alarm transfer signal is transmitted to the house information panel 10 via D,
Alarm sound and alarm display are performed. In addition, since a fire alarm signal is sent out from the fire display circuit unit 112 of the intercom slave unit 11 to the signal line L1, the disaster prevention receiver 2
When the alarm signal transmitted through the signal line L1 is received, the disaster prevention receiver 2 performs the necessary alarm notification, and the dwelling unit requiring the alarm notification through the signal lines LA1 and LA2. An alarm transfer signal is transmitted to the house information panel 10 of a dwelling unit on the same floor as the fired dwelling unit and a dwelling unit on the floor immediately above to output an alarm. In the illustrated embodiment, the alarm notification signal transmitted via the signal lines LA1 and LA2 is also applied to the alarm switching circuit 111 of the intercom slave unit 11 to drive the relay RY, and the relay contacts ry1 and ry1. ry2 is switched to the contact b side. Then, since the transformer T is connected to the speaker SP, an alarm sound (for example, "Woo, a fire has occurred") transmitted from the disaster prevention receiver 2 via the signal line LB1 is output from the speaker SP. Is done.

As described above, according to the monitoring call system for multiple dwelling units of the present invention, instead of providing a district bell and issuing an alert, a door phone set installed at a front door of a dwelling unit requiring an alert is provided. It is possible to output an alarm sound. In addition, as an alarm sound transmitted from the disaster prevention receiver side, it is also possible to transmit a voice or the like that prompts a manager to evacuate.

Next, the operation when the alarm test is performed by operating the alarm test switch SW2 provided on the door phone slave unit 11 will be described. By operating a test switch (not shown) on the disaster prevention receiver 2 side, a setting is made so as not to transmit the alarm transfer signal even when the alarm signal is transmitted. When the alarm test switch SW2 of the doorphone slave unit 11 is operated, both ends of the sensor circuit S of the disaster prevention sensor 12 are short-circuited by the signal line LF, and an alarm signal is transmitted to the fire display circuit unit 112 to display the alarm display. Done. A fire alarm signal is transmitted from the fire display circuit unit 112 to the house information panel 10 via the signal line LD to issue an alarm, and the fire alarm signal is sent from the house information panel 10 to the door phone circuit 110a via the signal line LE. The report signal is transmitted, and the test indicator 110b is driven to be lit. In addition, the alarm test switch SW
When the operation of step 2 is released, the alarm notification of the house information panel 10 is stopped, and the test indicator 110b of the intercom slave 11 is also turned off.

As described above, for each dwelling unit, the disaster prevention sensor, the housing information panel, and the doorphone child can be checked simply by operating the alarm test switch of the doorphone slave unit installed outside the dwelling unit and checking the lighting of the test indicator lamp. Since it is possible to easily confirm whether the wiring connection around the container is normal, it is possible to perform a test even when no resident is present.

In the above description, a configuration is described in which the transformer T for impedance conversion is provided in the doorphone slave unit 11, but the invention is not limited to such a configuration, and an amplifier circuit is provided in the doorphone slave unit 11 side. Alternatively, the transmitted alarm sound signal may be amplified and output from the speaker SP.

[0015]

As will be understood from the above description, according to the surveillance call system for a multi-family housing according to the first aspect of the present invention, when a fire occurs, the dwelling unit where the fire has occurred and the dwelling unit which is close to the dwelling unit are located. Since the alarm sound is output from the door phone handset installed at the entrance of the neighboring dwelling unit that requires notification, there is no need to set up a district bell to notify the fire on the passage on each floor of the apartment complex. Thus, the workability can be improved. According to the second aspect of the present invention, since the intercom slave unit has the alarm switching circuit unit,
At the time of a normal calling call, the speaker is switched to the door phone circuit and connected. On the other hand, when the disaster prevention sensor issues a notification and receives a notification transfer signal from the disaster prevention receiver, it switches to the signal line derived from the disaster prevention receiver. By doing so, it is possible to output an alarm sound or an alarm sound transmitted from the disaster prevention receiver from the speaker. According to the third aspect of the present invention, it is possible to confirm the wiring connection around the disaster prevention sensor only by operating the alarm test switch of the door phone handset installed at the entrance and confirming the lighting of the test indicator. The test can be easily performed even when no dwellers are present.

[Brief description of the drawings]

FIG. 1 is a configuration example diagram of a monitoring call system for an apartment house according to the present invention.

FIG. 2 is a detailed configuration example diagram of a door phone slave unit used in the surveillance call system shown in FIG. 1, and a connection example diagram of the periphery thereof.

FIG. 3 is a configuration example diagram of a conventional self-fire alarm system.

[Explanation of symbols]

 Reference Signs List 10 House information panel 11 Door phone handset 110b Test indicator lamp 111 Alarm switching circuit part SW2 Alarm test switch 12 Disaster prevention sensor 2 Disaster prevention receiver SP speaker

 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-61-265697 (JP, A) JP-A-59-38898 (JP, A) Real opening 58-51398 (JP, U)

Claims (3)

(57) [Claims] An intercom system in which a door phone handset installed at the entrance of each dwelling unit and a house information panel installed in the dwelling unit are connected by a signal line, and an intercom system installed in each dwelling unit.
Connect the disaster prevention sensor to the pipe through the doorphone
Connected to the disaster prevention receiver installed at
In combination with a fire monitoring system
The monitoring call system for a condominium was created , and when the disaster prevention sensor of any
A warning sound is output from the housing information panel in
The receiver, the alarm signal from the disaster prevention sensor, the living
Alarm by receiving through the door intercom handset of the door
Information boards and doorphones for other dwelling units that require notification
A fire alarm signal is sent to these housing information panels and doors.
Surveillance call system for multi- family dwellings that is configured to output an alarm sound from a telephone cordless handset . 2. The system according to claim 1, wherein said intercom slave unit provided in each dwelling unit has an alarm switching circuit unit, and said alarm switching circuit unit is provided with a normal calling function. At the time of a call, the speaker is switched to the doorphone circuit and connected, while the disaster prevention sensor issues a notification, and when the notification signal is received from the disaster prevention receiver side, the speaker is switched to the signal line derived from the disaster prevention receiver. The monitoring call system for a multi-family housing is configured to output an alarm sound or an alarm sound transmitted from the disaster prevention receiver. 3. The surveillance call system for an apartment house according to claim 1, wherein the intercom slave device includes a report test switch and a test indicator light, and the report test switch is operated. Sometimes, an alarm signal is experimentally transmitted to the house information panel by a pseudo alarm operation of the disaster prevention sensor, and thereby, the test indicator lamp is alarmed and displayed, so that the monitoring call system for an apartment house is displayed.