JP3414106B2 - Outdoor indicator with test terminal - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outdoor indicator with a test terminal, which is installed at a front door of each dwelling unit of an apartment house and enables an operation test of a fire receiver from the outside.

[0002]

2. Description of the Related Art Recently, an apartment house occupies the center of a living form in a city. In such an apartment house, an automatic fire alarm system is introduced to enable a safe and comfortable life. FIG. 5 shows an example of the configuration of the automatic fire alarm system.

A receiver B '(housing information board) for a dwelling unit is installed in each dwelling unit, and a detector line Ls connected to a fire detector S installed in the dwelling unit is installed at the entrance or the like. It is connected to the repeater A'with a test terminal via signal lines Lab (T1 to T4). Further, an outdoor display C'installed at a front door or the like is also connected to the dwelling unit receiver B'through a signal line Lbc, and an alarm output to the outside is performed from this point.

The dwelling unit receiver B'is provided with a continuity / report monitoring circuit 110 and an alarm circuit 111, and the repeater A'with a test terminal is a test for connecting a remote tester (not shown). The terminal J (J1 to J6), the coil 100, the connection switching contact 101, and the in-test contact 102 are provided, and the outdoor display C ′ has an operation indicator 120, an energization indicator 121, and
And a speaker 122. The dwelling unit receiver B ′ of each dwelling unit is connected to an alarm monitoring panel (not shown) installed in a manager's room or the like, and the monitoring state of each dwelling unit is centrally managed.

Describing the basic operation of this system, when one of the fire detectors S connected to the detector line Ls issues a warning, the dwelling unit receiver B'via the signal lines Lab (T1, T2). The continuity / report monitoring circuit 110 of FIG. 1 detects this and causes the alarm circuit 111 to light or blink a fire indicator light (not shown) provided in the dwelling unit receiver B ′, and an internal speaker (not shown). Outputs a fire alarm with an alarm or voice message. At the same time, the dwelling unit receiver B ′ turns on or blinks the operation indicator lamp 120 of the outdoor display device C ′ and outputs the same fire alarm from the speaker 122.

Also, in this fire alarm system, an operation test can be carried out by connecting a remote tester to the repeater A'with test terminals. When the connector of the remote tester is connected to the connection terminal J and the power of the remote tester is turned on, the terminals J1 and J2 are applied to the repeater A'with a test terminal to activate the coil 100 and the contact 102 under test. Is closed and a signal under test is sent to the dwelling unit receiver B '. Along with this, the connection switching contact 1
01 is switched from the a side to the b side, and the connection of the sensor line Ls is switched from the residential unit receiver B ′ to the remote tester. At this time, since the dwelling unit receiver B'receives the signal under test, the abnormality alarm due to the disconnection of the sensor line Ls is not output.

In this state, if various switches of the remote tester are operated, the fire alarm is not output from the receiver B'for the dwelling unit, the display screen (not shown) of the remote tester and the outdoor display C '. While confirming the operation indicator lamp 120, it is possible to carry out an alarm test of the fire detector S and an operation test of the dwelling unit receiver B ′. Next, the configuration of the fire alarm system applied to a large-scale apartment house will be described with reference to FIG.

In this fire alarm system, a relay function A1 for connecting a residential building receiver D'installed in a disaster prevention center or the like to a relay A'with a test terminal having the configuration shown in FIG.
The housing ridge receiver D ′ and the emergency power source D1 are connected via the signal line Lad, and the residential unit receiver B ′ is connected via the signal line Lab (T5 to T10). By connecting to the dwelling unit receiver D'in this manner, the dwelling unit receiver B'is provided with a photo coupler 112 for sending a fire confirmation signal to the dwelling unit receiver D'in addition to the configuration of FIG. An internal power source 113 and a power source switching unit 114. The signal line Lad connecting the repeater A '(A1) for the test terminal and the dwelling receiver D'is a sensor line (JL-JC), a district bell line (BL-BC), and a power line (VL). -VC).

To explain the basic operation of this system, if any of the fire detectors S connected to the detector line Ls gives a warning, the continuity / warning monitoring circuit 11 of the dwelling unit receiver B'is provided.
0 detects this and activates a fire indicator light (not shown),
A first fire alarm is output from an internal speaker (not shown). The first fire alarm only informs the operation of the fire detector S and prompts the resident to confirm whether or not there is a fire. For example, the message is "Fire detector has activated. Please check."

From the time when this first fire alarm is output,
When a predetermined time (for example, 5 minutes) has elapsed, or when an emergency switch (not shown) is operated within a predetermined time after confirming the occurrence of fire, the dwelling unit receiver B ′ activates the photocoupler 112. A fire confirmation signal is output to the residential building receiver D'via the signal lines (T5, T6) and the detector line (JL-JC), but the fire detector S that has issued a warning is restored within a predetermined time. Therefore, the fire confirmation signal is not output when the alarm stop switch (not shown) is operated.

On the other hand, when the dwelling receiver D'receives the fire confirmation signal, the dwelling unit receiver B'set in advance as the notification destination is connected to the area bell line (BL-BC),
An alarm control signal is output via the signal lines (T7, T8). At this time, the target of the alarm control signal is a neighboring dwelling unit or the like on the same floor as the dwelling unit receiver B ′ that has output the fire confirmation signal or on the floor directly above.

In the residential unit receiver B ', after outputting the fire confirmation signal, while outputting the second fire alarm by a voice message or siren, the neighboring residential unit receiving the alarm control signal from the residential unit receiver D'. A second fire alarm is also issued by the residential unit receiver B'of. Here, the second fire alarm is for notifying the occurrence of a real fire and requesting the dwelling unit to evacuate and take countermeasures. For example, the message is "Fire. It's a fire. There was a fire in ○○. Please check the safety and evacuate." In the dwelling unit receiver B ′, at the same time, it is also possible to display the occurrence of a fire on the outdoor display C ′ and output a voice message of a second fire alarm.

Even in this fire alarm system, an operation test can be performed by connecting a remote tester to the repeater A'with a test terminal, and a test can be performed from outside even when the resident is absent. You can protect your privacy.

[0014]

However, in the above fire alarm system, a repeater with a test terminal for connecting a remote tester and an outdoor display for confirming the operation of the dwelling unit receiver are separately provided. In addition, since the repeater with a test terminal is often provided near the upper part of the door so as not to be tampered with, the operation test and the confirmation of the test result are troublesome works.

In order to solve this problem, a repeater with a test terminal and an outdoor display may be provided in a place near the door where it is easy to operate, but the impression around the entrance becomes complicated, and
Since there is a risk of mischief or the like on the test terminal, the optimum solution has been studied. The present invention has been made in view of the above circumstances, and an object of the present invention is to smoothly perform an operation test as a configuration in which a repeater with a test terminal and an outdoor display are integrated.

[0016]

In order to achieve the above object, the present invention proposes the following configurations.

That is, according to claim 1, the fire detector installed in the dwelling unit is connected via a detector line, and the dwelling unit receiver installed in the dwelling unit is connected via a signal line. The outdoor display is characterized in that a test terminal for connecting a remote tester is provided at the bottom of the outdoor display and constitutes an intercom subunit including a microphone and a speaker for a call. According to a second aspect of the present invention, a cover that can be opened and closed is provided on the front surface of the test terminal, and the cover is opened to connect the remote tester to the test terminal. According to a third aspect of the present invention, the cover is a slide type cover. According to a fourth aspect, the sliding cover slides along the inner surface of the outdoor display. According to a fifth aspect of the present invention, the slide type cover is provided with a hole, and the cover is opened and closed by applying a force to the hole.

[0018]

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION 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 an outdoor display A with test terminals. Here, an example is shown in which an outdoor display A with test terminals is installed in place of the repeater with test terminals of the conventional automatic fire alarm system shown in FIG. 5, but the present invention is shown in FIG. It is also applied to the automatic fire alarm system of a large-scale apartment house that is connected to the residential building receiver.

The outdoor display A with a test terminal is installed in an easily accessible place near the front door, and connects one or a plurality of fire detectors S installed in the dwelling unit through a detector line Ls. Along with the signal line Lab (T1
-T4) and Lab '(T11-T14).

That is, this outdoor display A with test terminals has a structure having both the functions of a conventional repeater with test terminals and an outdoor display, and the fire detector S is composed of four signal lines Lab.
The warning signal and the signal under test are sent to the receiver B'for residential units,
4 lines of signal line Lab '(including 1 common line (T11))
Receives a control signal for fulfilling the outdoor display function from the receiver B'for dwelling unit.

The outdoor display A has a remote tester (not shown).
, A test terminal J (J1 to J6) for connecting to, a coil 1, a connection switching contact 2, an in-test contact 3, an operation indicator lamp 4 and an energization indicator lamp 5 including LEDs, and a speaker 6. On the other hand, the dwelling unit receiver B is provided with a continuity / reporting monitoring circuit 10 and an alarm circuit 11. The basic operation of the outdoor display device A will be described. In the event of a real fire, when one of the fire detectors S connected to the detector line Ls gives a warning, the connection switching contact 2 remains at the a side, so the received The report signal is sent to the dwelling unit receiver B via the signal lines Lab (T1, T2).

In the residential unit receiver B, when the continuity / report monitoring circuit 10 receives the alarm signal, the alarm circuit 11 turns on or blinks a fire indicator light (not shown) provided in the residential unit receiver B. Along with an internal speaker (not shown)
Outputs a fire alarm by an alarm or a voice message, and at the same time, sends a control signal through the signal line Lab ′. As a result, the operation indicator lamp 4 of the outdoor display A
Lights up or blinks, and a fire alarm is output from the speaker 6.

Next, the operation during the operation test will be described. When the remote tester is connected to the connection terminal J and the power of the remote tester is turned on, the terminals J1 and J2 are applied to the outdoor display A and the coil is applied. 1 operates to close the in-test contact 3 to send an in-test signal to the dwelling unit receiver B via the signal lines Lab (T3, T4). At the same time, the connection switching contact 2 is a
The side is switched to the side b, and the connection of the sensor line Ls is switched from the residential unit receiver B to the remote tester (terminals J3, J4). At this time, since the dwelling unit receiver B receives the signal during the test, the abnormality alarm due to the disconnection of the sensor line Ls is not output.

In this state, when the test switch of the remote tester is operated, the outdoor display A sends the alarm signal for the test received from the remote tester through the terminals J5 and J6 to the residential unit receiver B. On the other hand, when the control signal is received from the dwelling unit receiver B, the operation indicator lamp 4 is operated and the alarm sound is output from the speaker 6. This alarm sounds
Sounds that are different from those of a fire alarm during a real fire, for example, a signal sound such as "pipping" that indicates a test, and a voice message such as "test completed normally" registered in receiver B for dwelling unit Good.

Next, the appearance of the outdoor display A with test terminals is shown in FIG. FIG. 1A is a front view of the outdoor display A, and FIG. In this figure, the test terminal J is provided on the bottom of the outdoor display A, and the openable and closable cover 20 is provided on the front surface of the test terminal J. When performing the operation test, the lid-type cover 20 is opened, and the connector J ′ of the remote tester composed of a DIN connector (pin connector conforming to the German industrial standard) or the like is connected to the test terminal J.

The outdoor display A shown here has the function of an intercom subunit, has a built-in microphone in addition to the speaker 6, and has an operation indicator lamp 4 in the call button.
When the call button is operated to call, the call between the outdoor display A and the dwelling unit receiver B (having the function of the intercom master unit) is enabled. Next, another aspect of the cover provided on the front surface of the test terminal J will be described with reference to the schematic sectional views shown in FIGS.

3 (a) and 3 (b) show the case where the cover is constituted by the slide type cover 21, and when carrying out the operation test, the cover 21 is held by the knob 21a and the inner surface of the outdoor display A is held. The connector J ′ is connected to the connection terminal J by sliding along the (inner wall). On the other hand, FIGS. 4A and 4B show an example of the slide type cover 22 in which the hole 22a is formed. This formed hole 22
It is desirable that a is large enough that it cannot be operated by hand.
When opening the cover 22, a tool such as a screwdriver 30 is inserted into the hole 22a, and force is applied to the hole 22a to slide the cover 22.

[0029]

As can be understood from the above description, the outdoor display device with a test terminal according to the present invention has the following effects. According to the first aspect, since the test terminal is provided on the bottom portion of the outdoor display device which is not conspicuous, it is possible to prevent mischief and to prevent the test terminal from becoming unusable due to rain or dust. Further, since it has an intercom function, it is possible to fulfill the three functions of talking with the inside of the dwelling unit, displaying a fire occurrence, and carrying out an operation test simply by providing this outdoor display device at the entrance.

According to the second aspect, since the cover which can be opened and closed is provided on the front surface of the test terminal, it is effective in preventing tampering and the test terminal can be protected. According to the third aspect, since the test terminal is provided with the slide type cover, the cover is unlikely to be damaged even if the cover is repeatedly opened and closed, and the cover is not opened by the impact.

According to the fourth aspect, since the slide type cover slides along the inner surface of the outdoor display, the existence of the test terminals becomes difficult to understand, the effect of preventing mischief is further enhanced, and the design is refreshed. Therefore, the product value will increase. According to claim 5, since the slide cover cannot be opened and closed without using a tool, the cover is not opened except when the inspector starts the test, so that mischief and damage to the test terminal can be made more effective. Can be prevented.

[0032]

[Brief description of drawings]

FIG. 1 is a diagram showing an example of the configuration of an outdoor display with test terminals according to the present invention.

FIG. 2A is a front view of an outdoor display with test terminals according to the present invention, and FIG. 2B is a bottom view of the outdoor display with test terminals.

3A and 3B are views for explaining the operation of the slide type cover (knob type).

4A and 4B are views for explaining the operation of the slide type cover (hole forming type).

FIG. 5 is a diagram showing an example of a configuration of a conventional automatic fire alarm system.

FIG. 6 is a diagram showing an example of another configuration of a conventional automatic fire alarm system.

[Explanation of symbols]

A: Outdoor display with test terminal J (J1 to J6) ... Test terminals 2 ... Connection switching contact 3 ... Contact under test 4 ... Operation indicator 5: Continuity indicator light 6 ... speaker B: Receiver for dwelling unit Lab, Lab '... Signal line Ls: Sensor line S: Fire detector 20 ... Lid cover 21 ... Slide type cover (knob type) 21a ... knob 22 ... Slide type cover (hole forming type) 22a ... hole

─────────────────────────────────────────────────── ─── Continuation of front page (56) References JP-A-5-346995 (JP, A) JP-A-63-43457 (JP, A) JP-A-8-7189 (JP, A) (58) Field (Int.Cl. ⁷ , DB name) G08B 29/12 G08B 17/00 H04M 9/00

Claims (5)

(57) [Claims] 1. An outdoor indicator having a structure in which a fire detector installed in a dwelling unit is connected via a detector line and a receiver for a dwelling unit installed in the dwelling unit is connected via a signal line. An outdoor display with a test terminal is characterized in that a test terminal for connecting a remote tester is provided at the bottom, and an intercom subunit equipped with a microphone and speaker for communication is configured. 2. The test terminal according to claim 1, wherein a cover that can be opened and closed is provided on a front surface of the test terminal, and the cover is opened to connect the remote tester to the test terminal. Outdoor display. 3. The outdoor display device with a test terminal according to claim 2, wherein the cover is a slide type cover. 4. The outdoor display device with a test terminal according to claim 3, wherein the sliding cover slides along an inner surface of the outdoor display device. 5. The outdoor display with a test terminal according to claim 3 or 4, wherein the slide cover is provided with a hole, and the cover is opened and closed by applying a force to the hole. vessel.