JP6663389B2 - Mobile powder fire extinguishing equipment - Google Patents

Description

  The present invention relates to a mobile type in which a fire can be extinguished by allowing a person to move to a fire source with a hose when a fire occurs, and to discharge the powder extinguishing agent in a medicine container stored in a storage box from the hose by pressurization. Related to powder fire extinguishing equipment.

  Mobile powder fire extinguishing equipment is mainly installed in parking lots, aircraft hangars, etc., and has a medicine container for storing powder fire extinguishing agent, and a flexible hose for extracting powder fire extinguishing agent from the medicine container (for example, An open / close valve, which is normally closed, is provided at the root and the tip of the hose.) And a hose provided at the tip of the hose for discharging the fire extinguishing agent toward a target location. Nozzle. Also, in order to obtain the pressure for releasing the fire extinguishing agent, the medicine container is provided with a gas container for pressurization containing gas for pressurization, and a set of medicine container, hose, nozzle and gas container for pressurization are provided. , For example, in a storage box 8 shown in FIG. The storage box 8 includes a box main body 80 and an opening / closing door 82 attached to the box main body via a hinge 81, and the worker opens the opening / closing door 82 to open a hose housed in the storage box 8. Etc. are accessible. Further, an indicator lamp 83 is provided on the opening / closing door 82 so as to protrude forward (for example, see Patent Document 1).

  When a user uses the portable powder fire extinguishing equipment in the event of a fire, the user first opens the door 82 of the storage box 8 and turns the handle of the pressurized gas container to open the container valve. By this operation, gas flows from the pressurizing gas container into the medicine container, and the inside of the medicine container is pressurized by the gas. Then, the hose is filled with the powdered fire extinguishing agent and the pressurizing gas by opening the discharge valve on the base side of the hose. Disconnect the hose so that it reaches the vicinity of the fire, place the nozzle at the end of the hose toward the fire, and open the on-off valve provided at the connection between the hose and the nozzle to extinguish the fire from the nozzle. The drug is released.

JP 2001-259066 A

  Most of the mobile powder fire extinguishing equipment is installed in an open space, but depending on circumstances of the installation site such as aesthetics, the end user desires to install the fire extinguishing equipment embedded in the wall 9 as shown in FIG. 8, for example. There are many things to do.

  However, the opening and closing door 82 of the storage box 8 is required to have an opening angle as wide as possible (ideally, an angle close to 180 degrees) so as not to hinder the hose from being pulled out. Although the standards are not clearly defined by law or the like, fire inspection by a competent fire department checks whether the opening angle of the opening / closing door 82 does not hinder the drawing out of the fire extinguishing agent discharge hose. Therefore, when the storage box 8 is completely embedded in the wall surface 90, as shown in FIG. 8, the opening / closing door 82 can be opened only to a half-open state, and a sufficient opening angle cannot be secured. . On the other hand, in order for the opening / closing door 82 to be completely opened, the storage box 8 must be protruded forward from the wall surface 80, and it is not possible to meet the demands of the end user regarding aesthetics.

  As shown in FIG. 9, the indicator lamp 83 is required to be visible at a distance of 10 meters along a direction having an angle of θ degrees with respect to the wall surface 90 as the mounting surface. The value is required to be 15 degrees or less (Article 24-8-2 of the Fire Service Law Enforcement Regulations). That is, in order to maintain the visibility of the indicator lamp 83, it is necessary to secure a viewing angle of 150 degrees or more. Therefore, as shown in FIG. 9, if the storage box 8 is completely embedded in the wall 9 such that the front surface 82 a of the opening / closing door 82 is located behind the wall surface 90, the necessary viewing angle with respect to the indicator lamp 83 is required. May not be able to be secured. Also in this case, a sufficient opening angle of the door 82 cannot be secured.

  The present invention has been made in view of such a problem, and while satisfying predetermined conditions regarding an opening angle of an opening / closing door and a viewing angle of an indicator light provided in a storage box constituting a mobile powder fire extinguishing facility, a mobile type. It is an object of the present invention to be able to install powder fire extinguishing equipment embedded in a wall.

The present invention provides at least a medicine container for storing a powder fire extinguishing agent, a flexible hose for leading the powder fire extinguishing agent from the medicine container, a nozzle for discharging the fire extinguishing agent, and the fire extinguishing agent And a pressurized gas container connected to the medicine container to obtain a pressure for discharging the powder container. An opening / closing door attached to the main body via a first hinge so as to be openable and closable, the opening / closing door having one end attached to the first hinge and one end attached to the other end of the first door. An attached second hinge and a second door one end of which is attached to the second hinge , wherein the first door and the second door are rectangular and can be opened forward, The width of the first door is smaller than the width of the second door, Serial on the front surface of the second door is provided indicator lamp which projects forwardly, the first door has a projecting amount than the width of the front of the indicator.

The movable powder fire extinguishing equipment according to the present invention, since the first door, the second door, and the second hinge configured to open and close the second door with respect to the first door, the opening and closing door, the second door. The first door can be opened. Therefore, even when the hose is embedded in the wall, a sufficient opening that does not hinder the drawer of the hose can be secured, and the viewing angle of the indicator lamp can be secured.
In addition, an indicator light protruding forward is provided on the front surface of the second door, and if the first door has a width equal to or greater than the amount of forward projection of the indicator light, when the second door is opened, a display is performed. Since the light does not hinder, it is possible to secure a sufficient opening that does not hinder the drawing of the hose.

It is a front view showing the inside of the mobile type powder fire extinguishing equipment. It is a front view showing the appearance of mobile powder fire extinguishing equipment. It is a perspective view showing the back side of an opening and closing door. It is a cross-sectional view showing the first installation example of the mobile powder fire extinguishing equipment. It is a cross-sectional view showing the state where the opening and closing door was opened in the first installation example of the mobile powder fire extinguishing equipment. It is a cross-sectional view which shows the 2nd installation example of a mobile powder fire extinguishing facility. It is a cross-sectional view showing the state where the opening and closing door was opened in the second installation example of the mobile powder fire extinguishing equipment. It is a cross-sectional view showing the first installation example of the conventional mobile powder fire extinguishing equipment. It is a cross-sectional view which shows the 2nd installation example of the conventional mobile powder fire extinguishing equipment.

  A mobile powder fire extinguishing system 1 shown in FIG. 1 includes a medicine container 2 for storing a powder fire extinguishing agent, a flexible hose 3 for drawing out the powder fire extinguishing agent from the medicine container 2, and a device for discharging the powder fire extinguishing agent. Nozzle 4, a pressurized gas container 5 connected to the drug container 2 to obtain a pressure for discharging the powder fire extinguishing agent, and a storage box containing the drug container 2, the hose 3, the nozzle 4, and the pressurized gas container 5. 7 is provided.

  The storage box 7 has a top plate 7a, left and right side plates 7b and 7c, and a back plate 7d, and includes a box body 70 formed in a vertically long box shape with an open front side. Further, as shown in FIG. 2, the storage box 7 includes an opening / closing door 71 that is openably and closably attached so as to close an opening on the front surface of the box body 70.

  As shown in FIGS. 2 and 3, the opening / closing door 71 includes a first door 711 and a second door 712. For example, the male side of the first hinge 713 is attached to one end of the first door 711, and the female side of the first hinge 713 is attached to the side plate 7b of the box body 70 shown in FIG. That is, the first door 711 is attached to the box main body 70 via the first hinge 713 so as to be openable and closable. The first hinge 713 shown in FIG. 2 is a flag hinge, but a back hinge may be used instead of the flag hinge.

  At the other end of the first door 711, for example, a male side of the second hinge 714 is attached, and, for example, a female side of the second hinge 714 is attached to one end of the second door 712. That is, the second door 712 is attached to the first door 711 via the second hinge 714 so as to be openable and closable, and the opening and closing door 71 can be bent at the second hinge 714. Although the second hinge 714 shown in FIG. 2 is a flag hinge, a back hinge can be used instead of the flag hinge.

  As shown in FIG. 2, an indicator light 72 is provided on a front surface 712 a of the second door 712. The indicator light 72 may be of a type that projects forward from the front surface 712a of the second door 712, or may be a flat type that does not project from the front surface of the opening / closing door 71. The indicator light 72 in the present embodiment is of a type protruding forward.

  In addition, a handle 73 that the user grips when opening and closing is attached to the front surface of the second door 712. When the user pulls the handle 73 forward, the second door 712 can be opened forward with respect to the first door 711, and the first door 711 can be opened forward.

  The storage box 7 is fastened and fixed in a vertical position by bolts or the like on a receiving table 74 for supporting the weight of the storage box 7. The receiving table 74 to which the storage box 7 is fixed is fixed on the floor surface with anchor bolts or the like.

  As shown in FIG. 1, the medicine container 2 filled with a powder fire extinguishing agent is fixedly connected to a storage box 7. A cleaning gas container 26 in which a cleaning gas (for example, carbon dioxide gas) is filled is fixed to the container main body 20 constituting the medicine container 2. The cleaning gas container 26 is used for gas-cleaning the hose 3 from which the powder fire extinguishing agent has been drawn out by using the mobile powder fire extinguishing equipment 1.

  One end 30 of the hose 3 is connected to the fire-extinguishing medicine outlet 28 of the medicine container 2 via a first opening / closing valve 38. The other end 31 of the hose 3 is connected to the nozzle 4 via a second on-off valve 37.

  The pressurizing gas container 5 is filled with a pressurizing gas (for example, carbon dioxide gas). The pressurized gas container 5 is used to supply a pressurized gas into the medicine container 2 to make it pressurized. The pressurized gas container 5 is fixed to the medicine container 2. One end of a flow path L serving as a path of the pressurizing gas flowing out of the pressurizing gas container 5 is connected to the pressurizing gas inlet 29 of the medicine container 2.

  As shown in FIG. 4, the mobile powder fire extinguishing system 1 embeds the storage box 7 in the wall 6 and, when the first door 711 and the second door 712 are closed, the front surface 711 a of the first door 711 and the second door. The front surface 712 a of the 712 is installed so as to be substantially flush with the wall surface 60. At this time, the indicator light 72 protrudes forward from the wall surface 60.

  When the mobile powder fire extinguishing equipment 1 is used or inspected, the handle 73 shown in FIG. 2 is pulled forward to open the second door 712 and the first door 711 as shown in FIG. Then, the second door 712 bends toward the wall 60 around the second hinge 714, and the first door 711 bends forward about the first hinge 713. Although the first door 711 cannot be opened greatly because it contacts the wall 6, the width W1 of the first door 711 is smaller than the width W2 of the second door 712, so by opening the second door 712, A sufficient opening can be secured on the front side of the box main body 70 so as not to hinder the draw-out of the hose 3.

  It is desirable that the width W1 of the first door 711 is larger than the forward projection amount D1 of the indicator light 72. When such a relationship is established, the second door 712 can be widely opened so as to approach the wall surface 60, so that the opening on the front surface of the box body 70 can be sufficiently ensured. In addition, since the front surface 711a of the first door 711 and the front surface 712a of the second door 712 can be installed so as to be substantially flush with the wall surface 60, it is possible to meet the end user's demand for aesthetic appearance.

  As shown in FIG. 6, when the first door 711 and the second door 712 are closed, the front surface 711 a of the first door 711 and the front surface 712 a of the second door 712 move so as to be located on the back side of the wall surface 60. A fire extinguisher 1 may be installed. In this case, as long as a viewing angle of 150 degrees or more can be secured, the front protruding portion of the indicator light 72 may be located on the back side of the wall surface 60.

  In addition, as shown in FIG. 7, when the first door 711 and the second door 712 are opened and the other end of the first door 711 projects forward from the wall surface 60, at least the amount of projection D2 is displayed. The second door 712 can be opened parallel to or more than the wall surface 60 when the front projection amount D1 of the lamp 72 is set to be larger than the front projection amount D1. Therefore, a sufficient opening that does not hinder the drawing of the hose 3 can be secured.

  In addition, the mobile powder fire extinguisher 1 according to the present invention is not limited to the above embodiment, and the shape and the like of each configuration illustrated in the accompanying drawings is not limited thereto. Can be appropriately changed within a range in which the effect of (1) can be exhibited.

1: Mobile powder fire extinguishing equipment 2: Drug container 20: Container main body 26: Cleaning gas container 29: Gas inlet for pressurization 3: Hose 30: One end 31: Other end 37: Second on-off valve 38: First on-off valve 4: Nozzle 5: Gas container for pressurization 6: Wall 60: Wall 7: Storage box 70: Box body 7a: Top plate 7b, 7c: Side plate 7d: Back plate 71: Opening / closing door 711: First door 711a: Front surface 712: Second door 712a: Front 713: First hinge 714: Second hinge 72: Indicator light 73: Handle 74: Cradle

Claims (1)

At least a medicine container for storing a powder fire extinguishing agent, a flexible hose for leading the powder fire extinguishing agent from the medicine container, a nozzle for discharging the fire extinguishing agent, and a pressure for discharging the fire extinguishing agent. A pressurized gas container connected to the medicine container to obtain a mobile powder fire extinguishing facility configured to be housed in a storage box,
The storage box is
Box body,
An opening and closing door attached to the box body via a first hinge so as to be openable and closable,
The opening and closing door,
A first door having one end attached to the first hinge,
A second hinge attached to the other end of the first door,
A second door having one end attached to the second hinge ,
The first door and the second door are rectangular and can be opened forward.
The width of the first door is smaller than the width of the second door,
An indicator light protruding forward is provided on a front surface of the second door, and the first door has a width equal to or greater than a forward projection amount of the indicator light .

Images