JP2018196579A - Movable powder fire-extinguishing equipment - Google Patents

Abstract

To install movable powder fire-extinguishing equipment in a state buried in a wall surface, while securing an opening angle of an opening/closing door constituting the movable powder fire-extinguishing equipment and a view angle of a pilot lamp.SOLUTION: An opening/closing door 71 constituting movable powder fire-extinguishing equipment comprises a first door 711, a second door 712, and a second hinge 714 that can open/close the second door 712 with respect to the first door 711 so as to open the second door 712 with respect to the first door 711. Therefore, even when the movable powder fire-extinguishing equipment is buried in a wall 6, this configuration can secure a sufficient opening for pulling out a hose without any obstruction, and also secure a view angle of a pilot lamp 72.SELECTED DRAWING: Figure 5

Description

  The present invention is a mobile type that can extinguish a fire by causing a person to move to a fire source with a hose in the event of a fire and discharging the powder fire extinguishing agent in a chemical container stored in a storage box from the hose by pressurization. It relates to powder fire extinguishing equipment.

  Mobile powder fire extinguishing equipment is mainly installed in parking lots, aircraft hangars, etc., and a drug container for storing powder fire extinguishing agent, and a flexible hose for extracting powder fire extinguishing agent from the drug container (for example, An open / close valve that is normally closed is provided at the root and the tip of the hose.) And a fire extinguishing agent that is provided at the tip of the hose is discharged toward the target location. And a nozzle. In order to obtain a pressure for releasing the fire-extinguishing agent, the drug container is provided with a pressurization gas container containing a pressurization gas, and a set of the drug container, hose, nozzle and pressurization gas container is provided. For example, it is accommodated in the storage box 8 shown in FIG. The storage box 8 includes a box body 80 and an opening / closing door 82 attached to the box body via a hinge 81, and an operator opens the opening / closing door 82 to open a hose accommodated in the storage box 8. Etc. are accessible. The open / close door 82 is provided with an indicator lamp 83 protruding forward (see, for example, Patent Document 1).

  When a user uses a mobile powder fire extinguishing system in the event of a fire, first the opening / closing door 82 of the storage box 8 is opened, and the handle of the pressurizing gas container is turned to open the container valve. By this operation, the gas flows from the pressurizing gas container into the medicine container, and the inside of the medicine container is pressurized by the gas. Next, the discharge valve on the base side of the hose is opened to fill the hose with the powder fire extinguishing agent and the pressurizing gas. Fire the hose so that it reaches the vicinity of the fire, and open the on-off valve at the connection between the hose and the nozzle with the nozzle at the tip of the hose facing the fire. The drug is released.

JP 2001-259066 A

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

  However, the open / close door 82 of the storage box 8 is required to have as wide an opening angle as possible (ideally an angle close to 180 degrees) so as not to hinder the pulling out of the hose. Although the standards are not clearly defined by law or the like, in the fire fighting inspection by the responsible fire department, it is confirmed whether or not the opening angle of the open / close door 82 does not hinder the withdrawal of the fire extinguishing agent discharge hose. Therefore, if the storage box 8 is completely embedded in the wall surface 90, as shown in FIG. 8, the 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 fully opened, the storage box 8 must be protruded forward from the wall surface 80, and the end user's request regarding aesthetics cannot be met.

  Further, as shown in FIG. 9, the indicator lamp 83 is required to be visible from a position 10 meters away along a direction having an angle of θ degrees with respect to the wall surface 90 that is a mounting surface. The value must 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 ensure 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 so that the front surface 82 a of the open / close door 82 is located behind the wall surface 90, a necessary viewing angle with respect to the indicator lamp 83 is obtained. May not be secured. Also in this case, a sufficient opening angle of the door 82 cannot be ensured.

  The present invention has been considered in view of such a problem, while satisfying predetermined conditions regarding the opening angle of the door and the viewing angle of the indicator lamp provided in the storage box constituting the mobile powder fire extinguishing equipment, the mobile type The purpose is to make it possible to install the powder fire extinguishing equipment embedded in the wall surface.

The present invention includes at least a medicine container for storing a powder fire extinguishing agent, a flexible hose for extracting the powder fire extinguishing medicine from the medicine container, a nozzle for releasing the fire extinguishing medicine, and the fire extinguishing medicine. A gas container for pressurization connected to the drug container to obtain a pressure for releasing the gas, and is a mobile powder fire extinguishing equipment configured to be stored in a storage box, the storage box including a box body, the box An open / close door attached to the main body via a first hinge, the open / close door including a first door having one end attached to the first hinge and the other end of the first door. A second hinge attached and a second door having one end attached to the second hinge;
In this mobile powder fire extinguishing equipment, in the configuration in which an indicator lamp projecting forward is provided on the front surface of the second door, the first door has a width that is greater than or equal to the forward projection amount of the indicator lamp. It is desirable.

In the mobile powder fire extinguishing equipment according to the present invention, the first door, the second door, and the second hinge that allows the second door to be opened and closed with respect to the first door constitute the open / close door. It can be set as the state opened with respect to the 1st door. Therefore, even when embedded in the wall, it is possible to secure a sufficient opening that does not hinder the drawing of the hose, and to secure the viewing angle of the indicator lamp.
In addition, an indicator lamp that protrudes forward is provided on the front surface of the second door, and when the first door has a width that is greater than or equal to the amount of protrusion to the front of the indicator lamp, when the second door is opened, display is performed. Since the lamp does not hinder, it is possible to ensure a sufficient opening that does not hinder the hose pull-out.

It is a front view which shows the inside of a mobile powder fire extinguishing equipment. It is a front view which shows the external appearance of a mobile powder fire extinguishing equipment. It is a perspective view which shows the back side of an opening-and-closing door. It is a cross-sectional view showing a first installation example of the mobile powder fire extinguishing equipment. It is a cross-sectional view which shows the state which opened the opening-and-closing door in the 1st installation example of a mobile powder fire extinguishing equipment. It is a cross-sectional view showing a second installation example of the mobile powder fire extinguishing equipment. It is a cross-sectional view which shows the state which opened and closed the door in the 2nd example of installation of a mobile powder fire extinguishing equipment. It is a cross-sectional view showing a first installation example of a conventional mobile powder fire extinguishing equipment. It is a cross-sectional view showing a second installation example of a conventional mobile powder fire extinguishing equipment.

  A mobile powder fire extinguisher 1 shown in FIG. 1 is a medicine container 2 for storing a powder fire extinguishing agent, a flexible hose 3 for deriving the powder fire extinguishing agent from the medicine container 2, and a powder fire extinguishing agent for discharging. A nozzle 4, a pressurizing gas container 5 connected to the drug container 2 to obtain a pressure for releasing the powder fire extinguishing agent, and a storage box for storing the drug container 2, the hose 3, the nozzle 4 and the pressurizing gas container 5. 7.

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

  As shown in FIGS. 2 and 3, the open / close 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 body 70 via the first hinge 713 so as to be opened and closed. The first hinge 713 shown in FIG. 2 is a flag hinge, but a reverse hinge can be used instead of the flag hinge.

  For example, the male side of the second hinge 714 is attached to the other end of the first door 711, and the 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 open / close door 71 can be bent at the second hinge 714. The second hinge 714 shown in FIG. 2 is a flag hinge, but a back hinge can be used instead of the flag hinge.

  As shown in FIG. 2, an indicator lamp 72 is provided on the front surface 712 a of the second door 712. The indicator lamp 72 may be a type that protrudes forward from the front surface 712 a of the second door 712, or may be a flat type that does not protrude from the front surface of the open / close door 71. The indicator lamp 72 in this embodiment is a type that protrudes forward.

  In addition, a handle 73 is attached to the front surface of the second door 712 to be held by the user when opening and closing. When the user pulls the handle 73 toward the front side, 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 posture by bolts or the like on a cradle 74 for supporting the weight of the storage box 7. The cradle 74 to which the storage box 7 is fixed is fixed on the floor surface with an anchor bolt or the like.

  As shown in FIG. 1, the medicine container 2 filled with powder fire extinguishing medicine is coupled and fixed to the storage box 7. A cleaning gas container 26 filled with a cleaning gas (for example, carbon dioxide gas) 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 is derived by using the mobile powder fire extinguishing equipment 1.

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

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

  As shown in FIG. 4, the mobile powder fire extinguishing equipment 1, when the storage box 7 is embedded in the wall 6 and the first door 711 and the second door 712 are closed, the front surface 711 a and the second door of the first door 711. The front surface 712 a of 712 is installed so as to be substantially flush with the wall surface 60. At this time, the indicator lamp 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 is bent toward the wall surface 60 with the second hinge 714 as an axis, and the first door 711 is bent forward with the first hinge 713 as an axis. The first door 711 cannot be opened greatly because it contacts the wall 6, but 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 drawing of the hose 3.

  The width W1 of the first door 711 is desirably larger than the forward protrusion amount D1 of the indicator lamp 72. When such a relationship is established, the second door 712 can be greatly opened so as to be close to the wall surface 60, so that the opening on the front surface of the box body 70 can be sufficiently secured. 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 request regarding aesthetics.

  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 from the wall surface 60. You may install the type powder fire extinguishing equipment 1. In this case, as long as a viewing angle of 150 degrees or more can be ensured, the forward projecting portion of the indicator lamp 72 may be located on the back side of the wall surface 60.

  As shown in FIG. 7, when the first door 711 and the second door 712 are opened, if the other end of the first door 711 protrudes forward from the wall surface 60, the protrusion amount D2 is at least displayed. If it becomes larger than the front protrusion amount D1 of the lamp | ramp 72, the 2nd door 712 can be opened in parallel with the wall surface 60, or more. Therefore, it is possible to ensure a sufficient opening that does not hinder the drawing of the hose 3.

  The mobile powder fire extinguishing equipment 1 according to the present invention is not limited to the above embodiment, and the shape of each component illustrated in the accompanying drawings is not limited to this, and the present invention is not limited thereto. As long as the above effect can be exhibited, it can be changed as appropriate.

1: Mobile powder fire extinguishing equipment 2: Drug container 20: Container 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 surface 7: Storage box 70: Box body 7a: Top plate 7b, 7c: Side plate 7d: Back plate 71: Open / close door 711: First door 711a: Front surface 712: Second door 712a: Front surface 713: First hinge 714: Second hinge 72: Indicator light 73: Handle 74: Receiving base

Claims (2)

At least a medicine container for storing the powder fire-extinguishing agent, a flexible hose for extracting the powder fire-extinguishing medicine from the medicine container, a nozzle for discharging the fire-extinguishing medicine, and a pressure for releasing the fire-extinguishing medicine A mobile powder fire extinguishing equipment configured to be stored in a storage box and a pressurized gas container connected to the drug container,
The storage box is
The box body,
An open / close door attached to the box body through a first hinge so as to be openable and closable,
The door is
A first door with one end attached to the first hinge;
A second hinge attached to the other end of the first door;
A mobile powder fire extinguishing equipment comprising a second door having one end attached to the second hinge. The mobile powder fire extinguishing equipment according to claim 1, wherein an indicator lamp projecting forward is provided on a front surface of the second door, and the first door has a width equal to or greater than an amount of projection forward of the indicator lamp.

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