JPH01166775A - Sprinkler fire extinguishing equipment - Google Patents

Abstract

PURPOSE: To obtain a convenient sprinkler fire extinguisher detectable of spraying water certainly, by providing a sprinkler head at a necessary position of a piping and a control device conductable a given information output by distinguishing use of a water supplying stopper from action of the sprinkler head. CONSTITUTION: After forming a piping from a water supplying tube 3 of the waterworks to a water supplying stopper 4 to a piping 5 passed through a room required to settle a sprinkler head 6, a sprinkler head 6 is settled at each required place of the piping 5. A control device C to distinguish use of water supplying stopper 4 from action of the sprinkler head 6 to conduct a given information output is provided. At normal time, water flows in the piping 5 on accompanying with use of the stopper 4, a water supplying function in the piping 5 can be checked easily to protect to form fur, stain and so forth. At firing time, water passed through the piping 5 is sprayed through the sprinkler head 6. Use of the stopper and action of the sprinkler head 6 are distinguished by the control device C with a water flow detecting valve 8, 9, and when distinguishing action of the sprinkler head 6 the control device C alarms.

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to sprinkler fire extinguishing equipment, and in particular proposes a sprinkler fire extinguishing equipment with a simple structure suitable for residential use or small-scale buildings. .

(Prior art) Conventional sprinkler fire extinguishing equipment has a structure in which a dedicated water pipe is branched from the water supply pipe, and a sprinkler head is installed in this water pipe, and it is similar to the water faucet used in daily life. No matter what the facilities are.

(Problems to be Solved by the Invention) As described above, the conventional sprinkler fire extinguishing equipment requires a dedicated water pipe, and as a result, there are the following problems.

(1) Piping for water supply and sprinkler fire extinguishing equipment, pressurized water supply equipment, etc. are required, resulting in high costs.

(2) The state of water flow to the above dedicated water pipes and sprinkler heads cannot be confirmed unless the sprinkler heads are actually used, and simple daily checks are currently performed using test valves. .

(3) Since water does not flow through dedicated water pipes during normal times, problems may occur due to water stains, rust, etc.

Therefore, in this invention, we aim to solve these conventional problems and provide a simple sedge sprinkler fire extinguishing equipment suitable for residential use or small-scale pill use, which can reliably detect water discharge from sprinkler heads. It is something to do.

(Means for Solving the Problems) The structure of the present invention which solves the above-mentioned conventional problems is that the piping from the water supply pipe 3 to the water faucet 4 is connected to a room where the sprinkler head 6 is required to be installed. A sprinkler head 6 is installed at the necessary location on the piping 5.
The system is equipped with a control device C that distinguishes between the use of the water tap 4 and the operation of the sprinkler head 6 and outputs a predetermined notification.

(Function) Under normal conditions, water flows through the piping 5 when the faucet 4 is used, and this makes it easy to check the water flow function of the piping 5 and to prevent limescale, rust, etc. in the piping 5. Occurrence is prevented.

In the event of a fire, water that has passed through the pipe 5 is discharged from the sprinkler head 6 activated by the fire.

The use of the faucet 4 and the operation of the sprinkler head 6 are identified by a control device C having flow detection valves 8 and 9 provided at the intake side base 5a and the outlet side base 5b, and for example, the operation of the sprinkler head 6 is identified. Then, the control device C issues an alarm.

(Example) Next, embodiments of the present invention will be described based on the drawings.

FIG. 2 is an overhead perspective view showing an example of construction of a sprinkler fire extinguishing system having a Roug type piping, and FIG. 1 is a front view of the main parts of the sprinkler fire extinguishing system.

A branch pipe 2 branched from the water main pipe 1 is drawn into, for example, a kitchen R1 by a water supply pipe 3.

The kitchen R1 is equipped with a water tap 4, and the piping from the water pipe 3 to the water tap 4 is connected to each room where a sprinkler head needs to be installed, such as the kitchen R1, living room R2,
Buddha room R3, bedroom R4r RS, install the sprinkler nozzle 6 at the required location of the piping 5, and install the water intake side base 5 of the piping 5.
A and outlet side base 5b are piped close to each other, and a control device C for controlling a predetermined notification output regarding the use of the sprinkler head 6 and the water tap 4, respectively,
It is provided in a control desk mounted near the bases 5a and 5b.

The one illustrated as an example of the control device C has a water intake side base 5 that operates when there is a water flow in the water supply pipe 3.
an intake-side flowing water detection valve 8 attached to a, an outlet-side flowing water detection valve 9 attached to the outlet side base 5b so as to operate when water is discharged from the hydrant 4, and these flowing water detection valves 8,
The control circuit 11 mainly includes a control circuit 11 that instructs an audible alarm device 10 or the like to output a predetermined notification output such as sprinkler head operation in accordance with the combination of the above-mentioned operations of 9.

The intake-side flowing water detection valve 8 and the outlet-side flowing water detection valve 9 are configured such that their respective electrical contacts are turned on in accordance with the operation of these flowing water detection valves 8 and 9, as shown in FIG. As shown in the flowchart, when the contact point of the intake side flowing water detection valve 8 is OFF and the contact point of the outlet side flowing water detection valve 9 is OFF, the acoustic alarm device 1 is activated as an output notification of sprinkler head operation.
0 sounds, and the contact point of the water intake side flow detection valve 8 and
The control circuit 11 is configured so that when both the contacts of the outlet-side flowing water detection valve 9 are on, a lamp 12 indicating that the water tap is in use lights up.

Note that this illustrated control circuit 11 is similar to the acoustic alarm device 10.
, a test switch 13 that sounds regardless of the operation of the running water detection valves 8 and 9, a door switch 15 that lights up the door lamp 14 while the control door is open, and an audible alarm device 10. A reset switch 16 is provided to stop the ringing, and the circuit is configured such that the audible alarm device 10 and the lamp 12 are activated after a few seconds have elapsed since the contacts have been operated in a predetermined manner. This prevents false alarms caused by the fluttering of 9.

In addition, to prevent freezing at night, the water temperature should be kept at about 3℃, for example.
A low-temperature operating valve 18 is provided that is structured to continuously discharge a small amount of water from the drain pipe 17 in the following cases.

Reference numeral 19 is a water control valve provided on the water intake side base 5a, reference numeral 20 is a water meter, and reference numeral 21 is a sealing plate that closes around the sprinkler head 6.

In the above embodiment, the pipe 5 in the portion where the sprinkler head 6 is provided is formed into a loop, and its bases 5a and 5b are connected to the control box 7, but the pipe 5 does not have to be formed into a loop. . In this case, for example, the water intake side flowing water detection valve 8 and the water control valve 19 are provided at the water intake side base 5a of the piping 5, and the control excluding the water flow detection valve 8 and the water control valve 19 controls the water flow at the outlet side base 5b. The detection output of the flowing water detection valve 8 may be inputted to the control circuit 11 of the control box.

Since it is configured as described above, under normal conditions, the water taps 4
By opening the water supply pipe 3, water passes through the intake side base 5a via the pipe 5, passes through the outlet side base 5b, flows out from the faucet 4, and is connected to the intake side flowing water detection valve 8 and the outlet side flowing water detection valve. 9 causes the control circuit 11 to turn on the light 12.

Since the water in the piping 5 flows every time the faucet 4 is used, so-called dead water is not generated, and there is no contact with the Water Supply Act, which prohibits piping that may generate dead water, and there is no risk of limescale, limescale, etc. Rust does not occur, and it is effective in preventing freezing during the winter, and furthermore, the state of water flow to the sprinkler head 6 can be checked at the same time.

When the sprinkler nozzle 6 in the fire area is activated due to a fire outbreak, water that has passed through the water intake side base 5a and the pipe 5 is discharged from the sprinkler head 6, and the control device C is activated by the operation of the water intake side flowing water detection valve 8. Control circuit 1
1 causes the acoustic alarm device 10 to sound.

The piping system is simplified because the piping 5, which is the sprinkler piping, is connected in series to the water supply pipe 3, which is the water supply piping system, and the water tap 4.

When the pipe 5, which is the sprinkler pipe, is formed in a loop, the control device C is installed in the water intake side base 5a and the outlet side base 5b, which are provided close to each other, so that the wiring and circuits are simplified and made compact. Become something.

(Effects of the Invention) As described above, the sprinkler fire extinguishing equipment according to the present invention has a pipe 5 which runs the pipe from the water supply pipe 3 to the water tap 4 through a room where the sprinkler head 6 is installed.
, sprinkler heads 6 are installed at necessary locations on the piping 5, and the use of the water faucet 4 and the sprinkler head 6 are performed.
Since the controller is equipped with a control device C that outputs a predetermined notification by distinguishing between the operation and the operation, the following effects can be obtained.

(1) The water supply piping is connected in series with the Sugerin Clar piping, simplifying the piping system and reducing equipment costs.

(2) Since water flows through the piping 5 each time the faucet 4 is used, checking the state of water flow to the water bottle head 6 can be easily done by using the faucet 4 on a daily basis.

(3) Water is supplied to the pipe 5 by using the water tap 4,
There is no limescale, rust, etc., and the inside of the sprinkler piping can be maintained clean at all times.

(4) The control device C distinguishes between the use of the water hydrant 4 and the operation of the sprinkler head 6, and outputs an alarm when the sprinkler head 6 is activated, thereby accurately checking the operating state of the sprinkler fire extinguishing equipment of the present invention. can be recognized.

[Brief explanation of the drawing]

The figures show an embodiment of the invention, and Figure 1 shows a sprinkler system.
FIG. 2 is a front view of the main parts of the fire extinguishing equipment, FIG. 2 is a perspective view of the entire sprinkler fire extinguishing equipment, and FIG. 3 is a flowchart. ■... Water main, 2... Branch pipe, 3... Water supply pipe,
4... Water faucet, 5... Piping, 5a... Water intake side base, 5b... Outlet side base, 6... Sprinkler head, 7... Control yt? 7 boxes, 8... Intake side flowing water detection valve, 9... Outlet side flowing water detection valve, 10...
Acoustic alarm device, 11...control circuit, 12...u/f
, 13...Test switch, 14...Door lamp,
15... Door switch, 16... Reset switch, 17... Drain pipe, 18... Low temperature operation valve, 19...
・Water control valve, 20... Water meter, 21... Silling plate, C... Control device, Rt... Kitchen, R2... Living room, R3... Buddha room, R4, R5.・・・
Bedroom, R6...bathroom. Patent applicant Nomi Disaster Prevention Industry Co., Ltd.

Claims (3)

[Claims] (1) Form the piping from the water supply pipe to the hydrant into a pipe that runs through the room where sprinkler heads need to be installed, install sprinkler heads in the necessary places on the piping, and use the above hydrant and sprinkler head. Sprinkler fire extinguishing equipment equipped with a control device that distinguishes between the operation of (2) The piping is characterized in that its water intake side base and outlet side base are respectively connected to a water supply pipe and a water faucet via the control device.
Sprinkler fire extinguishing equipment as described in section. (3) The above control device identifies the operation of the sprinkler head based on the output of the flowing water detection valves installed at the intake side base and outlet side base of the piping, and the flowing water detection valves installed at the intake side base and outlet side base, respectively. 3. The sprinkler fire extinguishing equipment according to claim 1 or 2, further comprising a control circuit that activates an audible alarm device when an alarm occurs.