JP3101009B2 - Fire receiver - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fire receiver used in a self-fire alarm system.

[0002]

2. Description of the Related Art FIG. 3 shows a conventional self-fire alarm system. The self-fire alarm system includes a plurality of fire detectors S for detecting a fire, a plurality of district sounds B for generating an alarm sound when a fire occurs, and a centralized monitoring of the fire detection state of the fire detectors S. In addition to controlling the sound of the district sound B in accordance with the above, there is a fire alarm device A that controls the fire extinguishing equipment such as a fire hydrant and a smoke prevention equipment in conjunction with the fire prevention equipment. Then, this deer warning systems, a plurality of the plurality of sensor lines L ₁₁ ~L _1n the fire detector S is connected, a plurality of local sound line L ₂₁ ~L which a plurality of local sound B is connected
_2m and a control line (not shown) for controlling fire extinguishing equipment such as smoke prevention equipment and fire hydrants are connected to the receiver A. For example, fire monitoring of each floor of a multi-storey building and interlocking control of the equipment are performed. I'm trying to do it.

A terminator E is connected to the end of each of the sensor lines L _{11 to} L _1n . By the way, the fire receiver A
In order to set the fire receiver to a specific operation state at the time of periodic inspection or construction, as shown in FIG. 4, a transmission stop switch SW ₁ for stopping signal transmission to the operation unit C and a fire hydrant are provided. Fire hydrant interlock stop switch S for stopping interlocking operation
W ₂ , and a storage release switch S for releasing the storage function for preventing the alarm from being caused by the operation of the transient fire detector S
W ₃ , a test restoration switch SW ₄ , a main sound stop switch SW ₅ , a failure sound stop switch SW _{6, and the} like were provided.

[0004]

As described above, in the conventional example, a large mounting space is required for the above-mentioned switch group which is not used at the time of normal operation but required only at the time of regular inspection and construction.
In addition, there is a problem that the cost is increased due to the large number of switches, and furthermore, there is a problem that a selection error easily occurs during operation.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has as its object to reduce the cost by reducing the number of switches required for performing the function setting at the time of periodic inspection or construction. Another object of the present invention is to provide a fire receiver with improved operability.

[0006]

In order to achieve the above object, according to the first aspect of the present invention, the state of a fire detector is monitored intensively, and the sound of a district sound and a fire hydrant are provided according to the fire situation. fire protection etc., in the fire receiver to perform a control for fire-fighting equipment, and periodic inspection mode switch, regular
Function selection switch to select the required function status during inspection
And function selection at power-on or periodically after power-on
Import and write the function status selected by the switch
When the regular inspection mode switch is operated,
In the function state written in the storage means .

According to a second aspect of the present invention, a fire detector detects a fire.
Centrally monitor the detector status and respond to fire conditions
Restrictions on fire prevention and fire-extinguishing equipment, such as sounding of district sounds and fire hydrants
In the fire receiver that performs control, the construction mode switch,
Function selection switch to select the required function state during construction
And function selection at power-on or periodically after power-on
Import and write the function status selected by the switch
Memory means, and record when operating the construction mode switch.
It operates in the function state written in the storage means .

[0008]

[0009]

[0010]

According to the fire receiver of the present invention, when the periodic inspection mode switch is operated, the operation is started in a function state required at the time of the preset periodic inspection. Further, by providing a function selection switch for selecting a function state necessary for the periodic inspection, it is possible to select a function that operates when the periodic inspection mode switch is operated.

Further, when the power is turned on or after the power is turned on, the state of the function selection switch is fetched and written in the storage means, and the operation is performed with the function written in the storage means when the periodic inspection mode switch is operated. If
Even when the selection function is changed by the function selection switch, it is automatically stored, and the operation can be performed using the function stored when the periodic inspection mode switch is operated.

[0012] Similarly, according to the fire receiver of the present invention,
When the construction mode switch is operated, the operation starts in a preset function state required at the time of construction. In addition, by providing a function selection switch for selecting a function state required at the time of construction, it is possible to select a function that operates when the construction mode switch is operated. Further, when the power is turned on or periodically after the power is turned on, the state of the function selection switch is fetched and written in the storage means, and when the construction mode switch is operated, the function selected in the storage means is operated so that the function selection can be performed. Even when the selection function is changed by the switch, it is automatically stored, and the operation can be performed with the function stored when the construction mode switch is operated.
As described above, according to the present invention, it is possible to operate a function to be operated in periodic inspection, construction, and the like by operating one regular inspection mode switch or construction mode switch.

[0013]

The present invention will be described below with reference to examples. As shown in FIG. 1, a fire detector A according to the present embodiment includes a periodic inspection mode switch SW that is operated at the time of a periodic inspection or during construction.
a, a construction mode switch SWb, and function selection switches SWc and S for selecting an operation function in each mode.
An input unit 1 of the various switches Wd such interlocking of Bohai smoke equipment, fire extinguishing equipment, etc. Depending on the result of monitoring the operating status of the fire detector S of the input unit 1 or each sensor lines L ₁₁ ~L _1n A signal processing unit 2 including a CPU for performing control and operation control of the district sound B, a memory 3 including a ROM for storing a program executed by the signal processing unit 2, and data such as data used when executing the program. A memory 4 composed of a RAM for setting storage and a work area, a memory 5 composed of a RAM for storing the function selected by the function selection switches SWc and SWd, and a signal between the signal processing unit 2 and the input unit 1 And an I / O unit 6 for performing input and output. The memories 4 and 5 may be the same memory or independent memories. In addition to the above configuration, a function of controlling the state of each district, such as a district window display device and a main sound, is provided. Further, the I / O unit 6 and each of the memories 3 to 5 and the signal processing unit 2 are connected by an address bus, a data bus, and a control bus.

FIG. 2 shows the periodic inspection mode switch SW.
a, an example in which the construction mode switch SWb is arranged on the operation unit C. The function selection switches SWc and SWd are provided in the panel of the fire receiver A, and are constituted by, for example, dip switches. Here, the functions at the time of the periodic inspection that are important in the present invention include transfer stop, fire hydrant interlock stop, test recovery state,
There is an accumulation release state, and as a function at the time of construction, in addition to the same transmission stop and fire hydrant interlock stop as at the time of periodic inspection, individual disconnection display, two times of main sound (the number of times may be several times ,
In addition, time (several seconds) may be used instead of the number of times. Automatic stop after sounding, two times of failure sound (the number of times may be several times,
Also it may be a time (a few seconds), but the number of times) automatic stop after ringing, also 2 times (the number of times of the district acoustic be several times
Good, time (several seconds) instead of count)
There is a function such as automatic stop after operation . Also, these functions are fixed.
It may be made to be able to perform as a function at the time of a periodical check.

The function selection switches SWc, SW
The necessary functions to be operated when the periodic inspection mode switch SWa and the construction mode switch SWb are operated are selected and set by d. The setting contents are read out by the signal processing unit 2 via the I / O unit 6 when the power of the fire receiver A is turned on or periodically after the power is turned on, and the selected contents are written in the memory 5.

When the periodic inspection mode switch SWa is operated at the time of the periodic inspection, and the operation mode switch SWb is operated at the time of the installation, the signal processing unit 2 reads the function stored in the memory 5 and reads the function. The operation state of the fire receiver A is set to the operation. Here, the function in the construction mode has the following characteristics.

That is, when the fire detector S is not completely connected to the detector lines L ₁₁ ..., The line is in a disconnection state. It becomes hard to see. Therefore, in the construction mode, the individual disconnection display stop can be set to stop the blinking display. For this reason, the work of connecting the terminator E at the time of construction can be omitted.

Further, since a large number of sounding of failure sound and fire detector operation confirmation and fire detector warning due to dust are generated at the time of construction due to disconnection of the fire detector S, the main sound, the failure sound , and the district sound.
With time to stop the sound is eliminated for each ringing by operating the function of automatically stopping the in after sounding for example twice Hibiki, it can be checked as needed because it is not a complete stop.

In the above embodiment, the periodic inspection mode switch SWa and the construction mode switch SWb are provided together. However, if the receiver has one function as a receiver,
This corresponds to the embodiment corresponding to the first or fourth aspect of the present invention.

[0020]

According to the first aspect of the present invention, fire detection is performed to centrally monitor the state of the fire detectors and to control the sound of the area sound, fire prevention such as a fire hydrant, and control of fire extinguishing equipment according to the fire situation. The regular inspection mode switch is provided on the machine, and when the regular inspection mode switch is operated, it operates in the function state required for the periodic inspection. The operation can be started in a required function state, so that it is not necessary to provide a large number of switches unlike the conventional one, so that the cost can be reduced, the mounting space for the switches can be reduced, and one switch can be used. It has the effect of improving the operability without occurrence of selected operational error because it requires, in particular functions required periodic inspections
A function selection switch for selecting the status is provided.
Function that is activated when the inspection mode switch is operated is selected in advance.
Can be selected at power-on or after power-on
Function status that is regularly selected with the function selection switch
And write it to the storage means.
When the switch is operated, it operates with the function status written in the storage
Selected function can be changed with the function selection switch
Is automatically stored in the
Switch to operate with the stored function status.
There is an effect that can be .

[0021]

The fire receiver according to the second aspect of the present invention is
By operating the construction mode switch, the operation can be started in a function state required at the time of the preset construction, and the same effect as the invention of claim 1 can be obtained.
Ri, further since a function selecting switch for selecting the function state required during construction, it is possible to select a function that operates when the operation of the construction mode switch, also regularly function selection electric Minamototo Nyutoki or after power The function status selected by the switch is fetched and written to the storage means, and the function status written to the storage means when the construction mode switch is operated
Since those operating at state, automatically stored even when the function selected function selecting switch is changed, there is an effect that can be operated by the functions stored during operation of the construction mode switch .

[Brief description of the drawings]

FIG. 1 is a circuit configuration diagram of a fire receiver according to one embodiment of the present invention.

FIG. 2 is a configuration diagram of an operation unit according to an embodiment of the present invention.

FIG. 3 is a configuration diagram of a self-fire alarm system using a fire receiver.

FIG. 4 is a configuration diagram of a conventional operation unit.

[Explanation of symbols]

 1 input unit 2 signal processing unit 3 memory 4 memory 5 memory 6 I / O unit SWa periodic inspection mode switch SWb construction mode switch SWc function selection switch SWd function selection switch

Claims (2)

(57) [Claims] 1. A with monitoring concentrate fire sensor status of the fire detector, fire ringing and fire hydrants or the like of the local sound in response to fire conditions, the fire receiver which performs control for fire extinguishing, a periodic inspection mode switch Necessary for periodic inspection
Function selection switch for selecting the function status and when the power is turned on
Or use the function selection switch periodically after turning on the power.
Storage means to capture and write the
To be stored in the storage means when the periodic inspection mode switch is operated.
Fire receiver, characterized in that it operates in fancy can function state. 2. The centralized monitoring of the fire detector status of the fire detector.
Sound and fire hydrants according to the fire situation
Fire receivers that control fire prevention and fire extinguishing equipment.
And the construction mode switch and the function status required for construction
Function selection switch to select when the power is turned on or
After the power is turned on, the
Storage means for capturing and writing the function status
Function written to the storage means when the operation mode switch is operated
A fire receiver characterized by operating in a state .