JP2534474Y2 - Mobile gas fire extinguishing equipment - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile gas fire extinguishing system for discharging a fire extinguishing gas such as carbon dioxide by moving a fire extinguishing gas discharge nozzle when a fire occurs.

[0002]

2. Description of the Related Art FIGS. 7 and 8 show an example of this type of fire extinguishing equipment. This is because a plurality of gas fire extinguishing agent storage containers 2 and 2 are juxtaposed in a storage box 1 and
The pipe 4 fixed to the machine frame 3 supporting the pipes and the container valves 2a, 2a of the containers 2, 2 are connected via connecting pipes 5a, 5b, and are connected to the pipe 4 and the container valves 2a, 2a. The attached openers 6 and 6 are communicated via a communication pipe 7 and the machine casing 3
Hose 9 wound on a reel 8 provided on the top plate 3a
Is connected to the collecting pipe 4 via a connecting pipe 10 and a fire extinguishing gas discharge nozzle 12 with an opening / closing lever 11 is connected to a distal end of a hose 9. The door 1a is opened, and the knob 6a of one of the openers 6 is pressed to open the container valve 2a. Thereby, the gas fire extinguishing agent in one container 2 is introduced into the other opening device 6 via the connecting pipe 5a or 5b, the collecting pipe 4 and the communication pipe 7, and the other container valve 2a is also opened. Subsequently, as shown by a virtual line in FIG. 8, the hose 9 wound around the reel 8 is pulled out by grasping and pulling the nozzle 12, and the opening / closing lever 11 is opened at the fire site to open the nozzle 12. Fire extinguishing gas such as carbon dioxide can be released.

[0003]

SUMMARY OF THE INVENTION In the above conventional construction, when each of the containers 2, 2 is installed, the height of the container valves 2a, 2a of the containers 2, 2 and the distance between the container valves 2a, 2a are set. The interval may be different from before. Therefore, bendable copper pipes are used as the connection pipes 5a and 5b, which are bent as desired, and both ends of which are connected to the collecting pipe 4 and each container valve 2 respectively.
Although the above differences in height and spacing are absorbed by connecting to the connection pipes a and 2a, since the length of the connection pipes 5a and 5b is increased to some extent so that they can be bent, the collecting pipe 4 needs to be provided at a higher position than the container valves 2a, 2a,
Thereby , each container 2, 2 and collecting pipe 4 occupy
There is a drawback that the downward space is large, the entire fire extinguishing equipment becomes large, and the connection of the connection pipes 5a and 5b is troublesome. Furthermore, it said connection tube 5a, it is considered to use a flexible tube as 5b, which in, there is a drawback that the pressure loss due to the unevenness of the flexible tube inner surface is large.

Further, since the reel 8 is used to store the hose 9 in the storage box 1, the height of the storage box 1 is increased by the height of the reel 8, and the fire extinguishing equipment is further enlarged . At the same time , it is necessary to mount the reel 8 at a high place with a poor footing, and there is a disadvantage that it takes time to assemble the fire extinguishing equipment.

[0005] In view of the above-mentioned conventional problems, the present invention reduces the width, height and depth of the fire extinguishing equipment as much as possible, and
It is possible to reduce the size of the body, the connection between the collecting pipe and the container valve quickly can be easily performed, and without causing the pressure loss is little, yet assembly of the fire extinguishing can be carried out efficiently It is an object of the present invention to provide a mobile gas fire extinguishing system as described above.

[0006]

Means for Solving the Problems In order to achieve the above object, according to the first aspect of the present invention, the container valves of a plurality of gas fire extinguishing agent storage containers juxtaposed and the collecting pipe are connected via a connecting pipe. The collecting pipe and an opener attached to each of the container valves are communicated via a communication pipe, a fire extinguishing gas discharge nozzle is connected to the collecting pipe via a hose, and the opener is operated to open. In a mobile gas fire extinguishing system in which a hose is moved out of a storage box to discharge a fire extinguishing gas from the nozzle, the collecting pipe is located at a height position of each of the container valves.
At the same height and at a depth relative to each container valve
Are placed horizontally at locations displaced in the direction
Among previous SL each connection pipe which connects the the tube each container valve, connected to a swivel joint that all or end of the appropriate ones of which are fitted in a freely vertically rotatable and horizontally moved to the collecting pipe And the other end is connected to the container valve via a universal joint.

[0007] Further , the invention according to claim 2 is based on the above claim.
2. The mobile gas fire extinguisher according to claim 1 , wherein the hose is wound above the plurality of gas fire extinguisher storage containers so that the hose can be wound around the plurality of gas fire extinguisher storage containers arranged side by side. A rack is provided.

[0008]

According to the invention of claim 1, the collecting pipes are juxtaposed.
Height of each container valve of multiple fire extinguisher containers
At approximately the same height as the
By arranging it at a position displaced in the depth direction,
Make the collecting pipe larger than the outside of the gas-
Without protruding, that is, in the depth direction of the equipment
Gas fire extinguisher storage container and assembly while reducing dimensions
Vertical space occupied by pipes can be reduced
To reduce the overall size of the equipment and
Can be implemented. In addition, gas fire extinguisher
If the height of the container valves in the container and the distance between the container valves are different from the previous ones and need to be modified , connect the connecting pipe , one end of which is connected to the collecting pipe via a swivel joint, along the collecting pipe. The horizontal and vertical rotation of the connection pipe and the connection of the other end of the connection pipe to the container valve via a universal joint can be used to correct the height and spacing described above.
The readily performed, it can be easily properly connecting the container valve and the collecting pipe.

Further, according to the invention of claim 2, hooking the hose, a rack provided above the gas system extinguishing agent container so that it can be wound around the plurality of gas-based fire extinguishing agent container because the way, by the height of the rack can be considerably lower than that of conventional reels, vertical
The fire extinguishing system can be made even smaller by making the space smaller, and in the event of a fire, the hose that is hung on the rack is pulled out by gripping and pulling the nozzle, and the nozzle open / close lever is opened at the fire site. By opening the nozzle, a fire extinguishing gas such as carbon dioxide gas can be released from the nozzle.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. FIGS. 5 and 6 show the entirety of a mobile gas fire extinguishing system, in which a plurality of gas fire extinguishing agent storage containers 2 and 2 are juxtaposed in a storage box 1 as shown. When the storage box 1 is not provided, the storage boxes 1 are arranged side by side on a floor, a table, or the like. A machine for fixing a plurality of gas fire extinguisher storage containers 2 and 2 arranged side by side
A rack 15 having a substantially U-shape in plan view protrudes from the upper end of the frame 3 in the horizontal direction, and a hose 9 having a base end connected to one end of the collecting pipe 4 is hooked on the rack 15 and stored. It is stored in a wound shape along the inner wall surface of the box 1 and the height of the rack 15 is significantly lower than the reel 8 shown in FIGS. 7 and 8, so that the fire extinguishing equipment can be further reduced in size as compared with the conventional one. Is what you can do.

Further, as shown in FIGS. 1 to 3, the collecting pipe 4
Are the respective container valves 2 of the plurality of gaseous extinguishing agent storage containers 2
a, 2a at substantially the same height position as the height position,
Location displaced in the depth direction with respect to each container valve 2a, 2a
The collecting pipe 4 and each of the container valves are arranged horizontally.
One of the connection pipes 5a and 5b connecting the connection pipes 2a and 2a,
Positioning side connecting pipe 5a of the square, along with its one end connected to one end of the collecting pipe 4 via a swivel joint 16, and the other end connected to one of the container 2 of the container valve 2a through a universal joint 17 is, and the other positioning reference side connecting pipe 5b, with one end connected to the other end of the collecting pipe 4 via a high-pressure cheese 18, of the other container 2 other end through a universal joint 17 It is connected to the container valve 2a.

[0012] The swivel joint 16, as shown in FIGS. 2 and 3, through the watertight packing 20 to the collecting pipe 4 is fitted in a freely vertically rotate about the axis of the collecting pipe 4
With that, be freely moved horizontally between the pair of stopper rings 21, 21 fitted at a predetermined interval α in the axial direction to the collecting pipe 4, and through holes were formed through the collecting pipe 4 22
The swivel joint 16 is moved up and down and left and right so that the position adjusting connection pipe 5a connected to the swivel joint 16 can be aligned with the opposite container valve 2a. It has become. In addition,
Reference numeral 23 denotes a safety device attached to the swivel joint 16 for releasing gas to the outside when the gas pressure in the collecting pipe 4 rises above a predetermined pressure.

[0013] The universal joint 17, as shown in FIG. 4
As shown in the figure, the flat part 25a on one end side fits into the concave step part 26 of the discharge port of the container valve 2a, and the arc-shaped outer peripheral edge part 25b on the other end comes into contact with the tapered end face 27 of the connection pipe 5a. Metal ring-shaped connection packing 25 made of brass etc. in contact
Is loosely fitted to the other end of the connection pipe 5a with a certain gap β, and the stepped tapered inner surface 28 formed on the inner surface thereof
a is in contact with the arcuate outer peripheral edge 29 of the flange portion formed on the outer surface of the connecting pipe 5a, is composed of a cap nut 28 for threaded engagement and the male thread portion 30 of the container valve 2a, phantom line in FIG. 4 As shown by, the connection packing 25 and the cap nut 28 are integrally movable up and down and left and right, so that a slight displacement between the container valve 2a and the connection pipe 5a can be absorbed. I have. The connecting packing 25 of this embodiment is used.
Is provided with a copper seal ring 31 at a portion in contact with the container valve 2a.
It is attached by caulking to improve watertightness.

Further, the high-pressure cheese 18, as shown in FIG. 2, a plan view T-shaped, communicating tube communicating with the opening device 6,6 and the positioning reference side connecting pipe 5b and the collecting pipe 4 7 And the three are integrally connected.

[0015] Mobile gas system firefighting equipment having the above structure Te at <br/>, fire at the time of occurrence, opens the door 1a of storage box 1, one of the pressing and the container valve knob 6a of opener 6 Release 2a. Thereby, the gas fire extinguishing agent in one container 2 is introduced into the other opening device 6 via the connecting pipe 5a or 5b, the collecting pipe 4 and the communication pipe 7, and the other container valve 2a is also opened. Subsequently, the hose 9 hung on the rack 15 is pulled out by grasping and pulling the nozzle 12, and a fire extinguishing gas such as carbon dioxide gas is released from the nozzle 12 by opening the opening / closing lever 11 at a fire site. Is available.

When connecting a pipe to each of the gas-based fire extinguishing agent storage containers 2 and 2, first, the other end of the positioning reference side connection pipe 5b whose one end is connected to the collecting pipe 4 via the high-pressure cheese 18 is connected. After the end is connected to the container valve 2a of one of the containers 2 via the universal joint 17, the position adjustment-side connection pipe 5a having one end connected to the collecting pipe 4 via the swivel joint 16 is connected to the axial center of the collecting pipe 4. Swivel up and down around and gather
The position may be adjusted by horizontally moving the joint pipe 4 in the axial direction, and then the other end of the position adjustment-side connection pipe 5a may be connected to the container valve 2a of the other container 2 via the universal joint 17. Thereby, the container valve 2 of each container 2, 2
Even when the heights of the valves a and 2a and the distance between the container valves 2a and 2a are different from those before, the differences in the height and the distance are absorbed and corrected, and the container valves 2a and 2a and the collecting pipe 4 are easily formed. The connection pipes 5a and 5b do not need to be bent for position adjustment as in the prior art.
Since it is possible to shorten the length, container collecting pipe 4
Valve 2a, the container valve 2a at the depth side of the 2a, at approximately the same height as the 2a, and protrudes from the contour of the container 2, 2
It can be installed in a small state of, thereby, moth
Up and down occupied by storage tanks 2 and 2 and collecting pipe 4
The directional space can be reduced, and the entire fire extinguishing system can be reduced in size as compared with the related art.

In the above embodiment, the swivel joint 16 is provided only between the position adjusting side connection pipe 5a and the collecting pipe 4. However, the swivel joint 16 is also provided between the positioning reference side connecting pipe 5b and the collecting pipe 4. 16 may be provided. Thereby, the position adjustment can be performed more easily.

[0018]

As described above, according to the invention] According to the invention of claim 1, wherein each container juxtaposed plurality of gas-based fire extinguishing agent container was
At the same height as the height of the valve, and each of the containers
Place the collecting pipe at a position displaced in the depth direction with respect to the valve.
This allows the collecting pipe to move out of the gaseous fire extinguishing agent storage container.
Without protruding outward beyond the shape, that is,
Reduce the size of the equipment in the depth direction
Occupied by gas fire extinguisher container and collecting pipe
The vertical space can be reduced,
Keep the depth and height as small as possible
Achieving compact size of equipment installation space
Can be In addition, when each gas-based fire extinguishing agent storage container is installed, if the height of the container valves of each container or the interval between the container valves is different from the previous one and needs to be corrected, one end is connected via a swivel joint. To move the connecting pipe connected to the collecting pipe horizontally along the axial direction of the collecting pipe.
By rotating up and down around the axis and simply connecting the other end of the connection pipe to the container valve via a universal joint, the differences in height and spacing described above are easily corrected , and the container valve and the collecting pipe Ru can be easily properly connected. Ma
Further, since a normal pipe can be used as the connection pipe, the pressure loss does not increase as in the case of using a flexible pipe.

Further, according to the invention of claim 2, and so as to hook the hose to the rack, because the height of the rack significantly be reduced compared with the conventional reel, the stature of the entire fire extinguishing system The fire extinguishing system can be easily assembled because it is possible to further reduce the size by reducing the size, and it is not necessary to work at a high place.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a main part of a fire extinguishing system according to an embodiment of the present invention.

FIG. 2 is an enlarged horizontal sectional view of the main part.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is an enlarged sectional view of a portion B in FIG. 2;

FIG. 5 is a vertical sectional front view of the entire facility.

FIG. 6 is a vertical sectional side view of the entire facility.

FIG. 7 is an overall vertical sectional front view showing a conventional example.

FIG. 8 is a vertical sectional side view of the same.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Storage box 2 Gas fire extinguisher storage container 2a Container valve 3 Machine frame 4 Collecting pipe 5a Connecting pipe 5b Connecting pipe 6 Opener 7 Communication pipe 9 Hose 12 Fire extinguishing gas discharge nozzle 16 Swivel joint 17 Universal joint

Claims (2)

(57) [Scope of request for utility model registration] 1. A container valve of a plurality of juxtaposed gas-based fire extinguishing agent storage containers and a collecting pipe are connected via a connecting pipe, and the collecting pipe and an opener attached to each of the container valves form a communication pipe. The fire extinguishing gas discharge nozzle is connected to the collecting pipe via a hose, and the opening device is opened,
In a mobile gas fire extinguishing system in which a hose is moved out of a storage box to discharge a fire extinguishing gas from the nozzle,
The collecting pipe is located at substantially the same height as the height of each container valve
Displaced in the depth direction with respect to each of the container valves.
The collecting pipe and each of the above
Among previous SL each connection pipe for connecting the vessel valve, is connected to a swivel joint that all or end of the appropriate ones of which are fitted in a freely vertically rotatable and horizontally moved to the collecting pipe, A mobile gas fire extinguishing system, characterized in that the other end is connected to the container valve via a universal joint. 2. A hose hooking rack is provided above the gaseous fire extinguisher container so that the hose can be wound around a plurality of gaseous fire extinguisher storage containers arranged side by side. The mobile gas fire extinguishing system according to claim 1, characterized in that: