KR20240092599A - Fire extinguisher - Google Patents

Abstract

The present invention relates to a fire extinguishing device, comprising a fire extinguishing container installed at a point where a fire may occur, containing a fire extinguishing agent, and comprising a heat deformable material that melts and/or expands above a certain temperature, the fire extinguishing container is characterized in that a predetermined portion of the fire extinguishing container is melted and/or expanded and thermally deformed by heat generated when a fire occurs, thereby forming a release hole through which the fire extinguishing agent is released.

Description

Fire extinguishing device{FIRE EXTINGUISHER}

The present invention relates to fire extinguishing devices.

Conventionally, when a fire breaks out, people at the scene of the fire become momentarily panicked, and there is a problem in that they cannot easily extinguish the fire at an early stage because they cannot easily find a fire extinguisher provided indoors.

In addition, even if a person at the scene of a fire quickly found a fire extinguisher, there was a problem that the fire extinguisher could not operate properly and spray fire extinguishing agent in a panicked state.

Domestic Patent Publication No. 10-2020-0102942 (2020.09.01.)

The present invention was made to solve the above-mentioned problems, and the object of the present invention is to provide a fire extinguishing device that is provided at a point where a fire may occur and can quickly extinguish the fire by automatically discharging a fire extinguishing agent when a fire occurs. It is for this purpose.

The problems to be solved by the present invention are not limited to the problems mentioned above, and other problems not mentioned can be clearly understood by those skilled in the art from the description below.

An object of the present invention is to include a fire extinguishing container that is installed at a point where a fire may occur, accommodates a fire extinguishing agent, and includes a heat-deformable material that melts and/or expands above a certain temperature, and the fire extinguishing container is installed at a point where a fire may occur. This can be achieved by a fire extinguishing device in which a predetermined portion of the fire extinguishing container is melted and/or expanded and thermally deformed by the generated heat, thereby forming a release hole through which the fire extinguishing agent is released.

Here, the heat deformable material may include synthetic resin or thermally expandable (intrumescent) resin.

The fire extinguishing container is provided with a fractured portion having a thinner thickness than other parts of the fire extinguishing container at a predetermined portion of the fire extinguishing container, and the broken portion is broken before other parts of the fire extinguishing container by heat generated when a fire occurs, so that the discharge hole opens first. can be formed.

The broken portion may be formed by cutting the outer surface of the fire extinguishing container to a predetermined depth.

The fracture portion may be provided in plurality in the fire extinguishing container.

A plurality of the broken portions may be provided in the fire extinguishing container at intervals in a grid shape.

The fire extinguishing container may be installed in a structure or device at a point where a fire may occur so that one surface of the fire extinguishing container provided with the broken portion is exposed to the outside.

It may further include a container cover that covers one surface of the fire extinguishing container on which the broken portion is provided and transfers heat of the fire to the fire extinguishing container when a fire occurs.

The container cover may include a heat transfer material.

The fire extinguishing container is provided with a protrusion protruding from the outer surface of the fire extinguishing container, and the protrusion may be fractured before other parts of the fire extinguishing container when a fire occurs, thereby forming the discharge hole first.

The fire extinguishing container may have a plurality of cells in which fire extinguishing agents are stored, and may be independently partitioned.

The fire extinguishing container may have a convex-convex shape in which protrusions and depressions are formed repeatedly and continuously along the plate surface of the fire extinguishing container.

The cells may be arranged to correspond to the pair of protrusions and depressions.

A fire extinguishing device according to an embodiment of the present invention is provided at a point where a fire may occur, and has the effect of quickly extinguishing the fire by automatically discharging a fire extinguishing agent when a fire occurs.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description below.

1 is a schematic diagram showing a fire extinguishing device according to a first embodiment of the present invention.
Figure 2 is a cross-sectional view showing an example of a fire extinguishing container of a fire extinguishing device according to the first embodiment of the present invention.
Figures 3 and 4 are cross-sectional views showing a process in which a fire extinguishing agent is automatically released when a fire occurs in the fire extinguishing device according to the first embodiment of the present invention.
Figure 5 is a schematic diagram showing a fire extinguishing device according to a second embodiment of the present invention.
Figure 6 is a schematic diagram showing a fire extinguishing device according to a third embodiment of the present invention.
Figure 7 is a schematic diagram showing a fire extinguishing device according to a fourth embodiment of the present invention.
Figure 8 is a cross-sectional view showing another example of a fire extinguishing container of a fire extinguishing device according to the present invention.
Figure 9 is a diagram showing another example of a fire extinguishing container of a fire extinguishing device according to the present invention.
Figure 10 is a cross-sectional view showing a fire extinguishing device according to a fifth embodiment of the present invention.

The advantages and features of the present invention and methods for achieving them will become clear by referring to the embodiments described in detail below along with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below and may be implemented in various different forms. The present embodiments are merely provided to ensure that the disclosure of the present invention is complete and to provide a general understanding of the technical field to which the present invention pertains. It is provided to fully inform the skilled person of the scope of the present invention, and the present invention is only defined by the scope of the claims.

Unless otherwise defined, all terms (including technical and scientific terms) used in this specification may be used with meanings commonly understood by those skilled in the art to which the present invention pertains. Additionally, terms defined in commonly used dictionaries are not to be interpreted ideally or excessively unless clearly specifically defined.

Prior to the description of the present invention, in various embodiments, components having the same configuration are typically described in the first embodiment using the same symbols, and in other embodiments, configurations different from the first embodiment are described. Let me explain.

Hereinafter, various embodiments of the present invention will be described in detail with reference to the attached drawings.

Figure 1 is a schematic diagram showing a fire extinguishing device according to a first embodiment of the present invention, and Figure 2 is a cross-sectional view showing a fire extinguishing container 100 of the fire extinguishing device according to a first embodiment of the present invention.

As shown in Figures 1 and 2, the fire extinguishing device according to the first embodiment of the present invention may include a fire extinguishing container 100.

The fire extinguishing container 100 is installed at a point where a fire may occur, contains a fire extinguishing agent, and may include a heat deformable material that melts and/or expands above a certain temperature.

The heat deformable material may include synthetic resin or intrumescent resin. Here, the thermally expandable resin expands when heated, increases in volume, and may have the characteristic of cracking as its density decreases. As an example, the heat-expandable resin may be made by mixing sugar phosphate caramel or sugar silica caramel, expanded graphite, isocyanate, and polyol.

In addition, the fire extinguishing agent may include water, mechanical foam series, protein foam series, fluorinated protein foam series, aqueous membrane foam series, and synthetic surfactant foam series. Additionally, the fire extinguishing agent may be in liquid, powder, or gas form.

In the fire extinguishing container 100, a predetermined portion of the fire extinguishing container 100, such as a fractured portion 110 to be described later, is melted by heat generated when a surrounding fire occurs, thereby forming a discharge hole 120 through which the fire extinguishing agent is released.

Therefore, the fire extinguishing device according to the first embodiment of the present invention is provided at a point where a fire may occur, and can quickly extinguish the fire by automatically discharging the fire extinguishing agent when a fire occurs.

As an example, the fire extinguishing vessel 100 may be provided in the hood 10, which serves to suck in kitchen smoke, among the points where a fire may occur.

As another example, the fire extinguishing container 100 may be installed in an area of the filter 20, which is mounted on the hood 10 and filters foreign substances contained in smoke, at a point where a fire may occur. At this time, another area of the filter 20 may be provided with a mesh network that filters foreign substances contained in smoke.

The fire extinguishing container 100 may be provided with a fractured portion 110 to easily form the discharge hole 120.

The fractured portion 110 may be formed in a predetermined portion of the fire extinguishing container 100 and has a thinner thickness than other parts of the fire extinguishing container 100 . Therefore, when a fire occurs, the fractured portion 110 may fracture before other parts of the fire extinguishing container 100 and the discharge hole 120 may be formed first.

As an example, the fracture portion 110 may be formed by cutting the outer surface of the fire extinguishing container 100 to a predetermined depth. Here, the broken portion 110 may have a plate shape.

As another example, a plurality of broken parts 110 may be formed in the fire extinguishing container 100, and a plurality of broken parts 110 may be provided in the fire extinguishing container 100 at intervals in a grid shape. Therefore, when a fire occurs around the fire extinguishing container 100, the plurality of fractured portions 110 of the fire extinguishing container 100 may be fractured simultaneously to form a plurality of discharge holes 120.

As another example, the fire extinguishing container 100 may be fixed to a structure at a point where a fire may occur so that one surface of the fire extinguishing container 100 provided with the broken portion 110 is exposed to the outside of the point where a fire may occur.

Hereinafter, the process by which the fire extinguishing device according to the first embodiment of the present invention automatically releases the fire extinguishing agent when a fire occurs will be described. This process can also be applied to the second to fourth embodiments.

Figures 3 and 4 are cross-sectional views showing a process in which a fire extinguishing agent is automatically released when a fire occurs in the fire extinguishing device according to the first embodiment of the present invention.

When a fire occurs around the fire extinguishing container 100, one surface of the fire extinguishing container 100 on which the plurality of fractured portions 110 are provided melts and/or expands due to the heat of the fire generated around the fire extinguishing container 100 and undergoes thermal deformation. do.

Subsequently, as the plurality of broken parts 110 have a thinner thickness than other parts of the fire extinguishing container 100, the plurality of broken parts 110 melt and/or expand and are thermally deformed to generate cracks. A plurality of fractured portions 110 are fractured simultaneously to form a plurality of discharge holes 120.

As a result, the fire extinguishing agent contained in the fire extinguishing container 100 is simultaneously discharged through the plurality of discharge holes 120, making it possible to extinguish the fire.

Here, the broken portion 110 of the fire extinguishing container 100 may be melted by the heat of the fire occurring around the fire extinguishing container 100 to form a plurality of discharge holes 120, but the broken portion 110 may be exposed to the heat of the fire. As a result, the density of the material decreases and it expands, and the release hole 120 may be formed by a crack that occurs at this time.

Figure 5 is a schematic diagram showing a fire extinguishing device according to a second embodiment of the present invention.

As shown in FIG. 5, the fire extinguishing device according to the second embodiment of the present invention is different from the first embodiment, and the fire extinguishing container 100 can be built into the kitchen hood 10, one of the points where a fire can occur. Additionally, this embodiment may further include a container cover 200.

In this embodiment, the container cover 200 covers one surface of the fire extinguishing container 100 where the broken portion 110 is provided, and may serve to transfer heat of the fire to the fire extinguishing container 100 when a fire occurs.

As an example, the container cover 200 may include a heat transfer material, and the heat transfer material may be a metal material. The metal material may preferably include iron, stainless steel, aluminum, etc.

Figure 6 is a schematic diagram showing a fire extinguishing device according to a third embodiment of the present invention.

As shown in Figure 6, unlike the first embodiment, the fire extinguishing device according to the third embodiment of the present invention is for fixing the fire extinguishing container 100 to the wall 30 of the kitchen at a point where a fire may occur. It may further include a frame 300.

The frame 300 is fixed to the wall 30 of the kitchen, and the fire extinguishing container 100 can be stored inside the frame 300. For example, the frame 300 may have a rectangular shape.

In this embodiment, the fire extinguishing container 100 is fixed to the wall 30 of the kitchen among the points where a fire may occur so that one surface of the fire extinguishing container 100 provided with the broken portion 110 is exposed to the outside of the frame 300. It can be stored in the frame 300.

In this embodiment, when a fire occurs, the fire quickly spreads to the wall 30 of the kitchen due to the cooking oil remaining on the wall 30 of the kitchen, and the fire extinguishing container stored in the frame 300 of the wall 30 of the kitchen ( 100) can be used to suppress it.

Figure 7 is a schematic diagram showing a fire extinguishing device according to a fourth embodiment of the present invention.

As shown in FIG. 7, unlike the third embodiment, the fire extinguishing device according to the fourth embodiment of the present invention may further include a container cover 200.

In this embodiment, the container cover 200 covers one surface of the fire extinguishing container 100 where the broken portion 110 is provided, and may serve to transfer heat of the fire to the fire extinguishing container 100 when a fire occurs.

As an example, the container cover 200 may include a heat transfer material, and the heat transfer material may be a metal material. Additionally, the metal material may be stainless steel or the like.

Figure 8 is a cross-sectional view showing another example of a fire extinguishing container of a fire extinguishing device according to the present invention.

As shown in FIG. 8, the fire extinguishing container 100' according to another example of the present invention may be provided with a protrusion 130 to easily form the discharge hole 120.

The protrusion 130 protrudes from the outer surface of the fire extinguishing container 100', and when a fire occurs, it is locally melted and/or expanded by the heat generated during the fire before other parts of the fire extinguishing container 100', and is thermally deformed and cracked. It is broken and a discharge hole (not shown) is first formed, so that the fire extinguishing agent contained in the fire extinguishing container 100' is released through the discharge hole to extinguish the fire.

Figure 9 is a diagram showing another example of a fire extinguishing container of a fire extinguishing device according to the present invention.

As shown in Figure 9, unlike the fire extinguishing containers described above, the fire extinguishing container 100" according to another example of the present invention has a plurality of cells 150 in which the fire extinguishing agent is stored inside the fire extinguishing container 100". is formed, and the plurality of cells 150 are spaced apart in a grid form along the plate surface of the fire extinguishing container 100" and have a structure in which they are independently partitioned. Here, in this embodiment, the plurality of cells are spaced apart. Although not limited to this, the plurality of cells 150 may be independently partitioned in a row without spacing, or may be independently partitioned in a grid by partition walls, although not shown.

In addition, the fire extinguishing container (100") according to another example of the present invention is locally melted and/or expanded by heat generated during a fire, and is thermally deformed, cracking, and breaking along the plate surface of the fire extinguishing container (100"). The protrusion 130 and the depression 140 have a convex-convex shape formed repeatedly and continuously. Here, the cell 150 may be arranged to correspond to a pair of protrusions 130 and depressions 140.

Therefore, when a fire occurs around the fire extinguishing container 100", the protrusion 130 or depression 140 of the fire extinguishing container 100" melts and/or expands due to the heat of the fire and is thermally deformed, causing cracks to form. This occurs, and a plurality of release holes (not shown) are formed in the cracked cell 150, and the fire extinguishing agent contained in the cell 150 is released into the fire occurrence area, making it possible to extinguish the fire. .

Here, the fire extinguishing container 100" according to another example of the present invention is very advantageous when applied to areas where the installation interval of the fire extinguishing container is limited due to the structure of the fire extinguishing device.

Figure 10 is a diagram showing a fire extinguishing device according to a fifth embodiment of the present invention.

As shown in FIG. 10, the fire extinguishing device according to the fifth embodiment of the present invention is installed, as an example, in the battery 500 of an electric vehicle, and the fire extinguishing device is installed in the fire extinguishing container 100" according to another embodiment described above. ) includes.

The battery 500 has a plurality of battery modules 520, and the plurality of battery modules 520 are disposed inside the battery case 510.

The fire extinguishing container 100" is installed on the inner side of the battery case 510 facing the battery module 520.

Therefore, when a fire occurs in the battery module 520, the protrusion 130 or depression 140 of the fire extinguishing container 100" melts and/or expands due to the heat of the fire generated in the battery module 520, thereby causing heat. As it is deformed, a crack occurs, and as a result, a plurality of discharge holes (not shown) are formed in the cracked cell 150, and the fire extinguishing agent contained in the cell 150 is released into the fire occurrence area through the discharge hole. , it becomes possible to extinguish the fire at an early stage.

Here, in the fire extinguishing device according to the fifth embodiment of the present invention, in addition to the fire extinguishing container shown in FIG. 8 described above, various types of fire extinguishing containers as well as the fire extinguishing containers of other embodiments shown in FIGS. 2 and 8 may be applied. there is.

As such, according to the present invention, the fire extinguishing device according to an embodiment of the present invention is provided at a point where a fire may occur, and has the effect of quickly extinguishing the fire by automatically discharging the fire extinguishing agent when a fire occurs.

Meanwhile, in the above-described embodiments, the fire extinguishing device according to the present invention is explained as being applied to kitchen hoods and batteries of electric vehicles, but it is not limited thereto, and the technical idea of the fire extinguishing device according to the present invention is applicable to various devices and structures, etc. Of course, it can be applied.

Above, embodiments of the present invention have been described with reference to the attached drawings, but those skilled in the art will understand that the present invention can be implemented in other specific forms without changing its technical idea or essential features. You will be able to understand it. Therefore, the embodiments described above should be understood in all respects as illustrative and not restrictive.

10: hood
20: filter
30: wall
100, 100', 100": fire extinguishing vessel
110: fracture part
120: discharge hole
130: protrusion
140: depression
150: cell
200: container cover
300: frame
500: Battery
510: Battery case
520: Battery module

Claims (13)

A fire extinguishing vessel is installed at a point where a fire may occur, contains a fire extinguishing agent, and includes a heat deformable material that melts and/or expands above a certain temperature,
The fire extinguishing container is a fire extinguishing device in which a predetermined portion of the fire extinguishing container is melted and/or expanded and thermally deformed by heat generated when a fire occurs, thereby forming a discharge hole through which the fire extinguishing agent is released. According to paragraph 1,
A fire extinguishing device, wherein the heat deformable material includes a synthetic resin or a thermally expandable (intrumescent) resin. According to paragraph 1,
The fire extinguishing container is provided with a fractured portion having a thinner thickness than other parts of the fire extinguishing container at a predetermined portion of the fire extinguishing container,
A fire extinguishing device in which the fractured portion is fractured before other parts of the fire extinguishing vessel by heat generated when a fire occurs, and the discharge hole is formed first. According to paragraph 3,
The fractured portion is formed by cutting the outer surface of the fire extinguishing container to a predetermined depth. According to paragraph 3,
A fire extinguishing device, wherein a plurality of the fracture portions are provided in the fire extinguishing container. According to clause 5,
A fire extinguishing device, wherein the plurality of broken parts are provided in the fire extinguishing container at intervals in a grid shape. According to paragraph 3,
A fire extinguishing device in which the fire extinguishing container is installed in a structure or device at a point where a fire may occur so that one surface of the fire extinguishing container provided with the broken portion is exposed to the outside. In clause 7,
A fire extinguishing device further comprising a container cover that covers one surface of the fire extinguishing container on which the broken portion is provided and transfers heat of the fire to the fire extinguishing container when a fire occurs. According to clause 8,
A fire extinguishing device, wherein the container cover includes a heat transfer material. According to paragraph 1,
The fire extinguishing container is provided with a protrusion protruding from the outer surface of the fire extinguishing container,
The protrusion is fractured before other parts of the fire extinguishing container when a fire occurs, and the discharge hole is formed first. According to paragraph 1,
The fire extinguishing vessel is a fire extinguishing device in which a plurality of cells in which a fire extinguishing agent is stored are independently partitioned. According to clause 11,
The fire extinguishing container is a fire extinguishing device having an uneven shape in which protrusions and depressions are repeatedly formed in succession along a plate surface of the fire extinguishing container. According to clause 12,
The fire extinguishing device, wherein the cell is disposed corresponding to the pair of protrusions and the depressions.

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