KR20210031082A - Safety fire extinguisher - Google Patents

Abstract

The present invention relates to a safety nozzle for extinguishing fire, in which one side is connected to a hose line through which fire-extinguishing water is supplied, comprising: a nozzle mainframe member which includes a nozzle mainframe with a spray hole through which the fire-extinguishing water is discharged, a branch flow path formed on the nozzle mainframe for some of the fire-extinguishing water discharged through the spray hole to be supplied in the opposite direction to the direction of the spray hole, and an inclined nozzle unit extended toward the outer side of the nozzle mainframe for the fire-extinguishing water discharged from the branch flow path to be discharged in the opposite direction to the direction of the spray hole; and a flow path opening/closing control valve installed on the branch flow path to control the discharged volume and the discharge pressure of the fire-extinguishing water supplied to the branch flow path. The present invention has effects to discharge the fire-extinguishing water through the branch flow path, to protect firefighters safely by the fire-extinguishing water discharged in front of firefighters even if flames head toward the firefighters while the firefighters are extinguishing the fire, to form a blocking wall by the fire-extinguishing water in front of the firefighters as the fire-extinguishing water is discharged toward the firefighters, to block the flame, and to prevent burns or the like due to the flame.

Description

Safety gate for firefighting {SAFETY FIRE EXTINGUISHER}

The present invention relates to a safety gutter for firefighting, and more particularly, to a safety gutter for firefighting to safely protect a firefighter by spewing some of the firefighting water ejected through the firefighting gutter in a direction opposite to the spouting direction of the firefighting water. .

In general, a fire hydrant for extinguishing a fire, a fire hydrant providing water for fire fighting in a fire extinguisher is arranged, a fire hose is connected to the fire hydrant, and a water nozzle for fire extinguishing is combined with the fire hose.

Gwanchang is a firefighting facility that is connected to the fire hose and can discharge water flowing through the fire hose to the place where the fire occurred.

As described above, the gutter for spraying water efficiently to the place where the fire occurred increases the water pressure of the water flowing from the fire hose, and increases the flow rate of the inflow water or increases the flow rate of the incoming water to discharge it quickly and efficiently to the place where the fire is to be extinguished. It is manufactured in various forms to increase the discharge pressure of water.

For example, the conventional windpipe has been used by variously changing the shape of the windpipe in order to efficiently spray water supplied from a fire hose.

In the event of a fire, firefighters move the fire hose from the fire hydrant to the fire point, and provide fire water to the fire point using a fire extinguishing gutter attached to the fire hose.

However, the conventional pipe window as described above is constructed so that the water discharged from the pipe window requires a high pressure for smooth extinguishing of a fire. In general, if the pipe window is gripped and used for extinguishing a fire, if the pipe window is missed, the sprayed water There was a problem that the safety of firefighters could be hindered by the flow of not only the fire hose but also the pipe window due to the pressure.

On the other hand, in order to quickly and completely cope with increasing fires, it is urgent to modernize, modernize, and commercialize the equipment.According to the results of the survey on the fire site, the combustion rate decreases as the waterproof start time is short, so the rapid start of waterproofing burns. It is a well-known fact that jersey can exert great effects.

This waterproofing of water is achieved by a pipe window installed at the end of the connecting hose connected to the fire engine. Therefore, the waterproof distance is determined according to the characteristics of the windshield, and thus the fire extinguishing function is affected.

These safety gutters consist of a head and a middle gear, a pressure control device to control pressure, a safety device to prepare for the occurrence of abnormal pressure, a support spring for operation and support of the safety device, and the impact of the safety gutter. A rubber ring to alleviate the pressure, a connecting rod to connect a safety device and a pressure control device to control the movement limit, and the screw-type lower parts of the pressure control device so that the water to be watertight can return to the vortex type, and the screw type. It has a configuration consisting of connecting supports.

In addition, when a firefighter misses a pipe window due to the pressure of the sprayed water, it is difficult to prevent personal injury and material damage caused by the flow of a fire hose or a pipe window.

For example, the following Patent Document 1 discloses a "fire fighting gutter".

The firefighting pipe window according to the following Patent Document 1 is formed in a cylindrical shape and comprises a body portion having a deflector installed therein, and a cover portion coupled to the outside of the body portion so as to move forward and backward, and the body portion is an inner side of the cylindrical body member. A diaphragm is formed in the diaphragm, and a plurality of through holes are formed in the diaphragm to prevent the occurrence of turbulence.

The cover part includes a cover member formed in a cylindrical shape, a protective ring provided outside the front of the cover member, a covering provided outside the cover member, a covering provided at the rear of the protective ring, and an outer side of the covering It consists of a handle provided, and a spiral guide groove is formed on the outer circumferential surface of the body member.

The cover member is provided with a guide pin positioned in the guide groove, a plurality of fixing grooves are formed in the longitudinal direction on the outer circumferential surface of the body member, and a ball plunger located in the fixing groove is coupled to the cover member, and the The deflector includes a coupling shaft coupled to a coupling hole formed in the diaphragm and a disk provided in front of the coupling shaft.

A plurality of protrusions are formed in front of the cover member, and a nut portion to which a fire hose is connected is coupled to the rear of the body portion.

Patent Document 2 below discloses an'improved fire fighting window'.

The improved firefighting pipe window according to the following Patent Document 2 has a guide cutout formed on one side of the guide cut along the length direction by a predetermined distance, and a spring engaging jaw protruding outward is formed at one end, and a handle protruding outward at the other end It includes a body portion having a locking jaw, a head portion whose cross-sectional area is gradually reduced in a front longitudinal direction from one side of the body portion, and a pipe-shaped nozzle portion that fluid flows inside and moves back and forth linearly by the injection pressure of the fluid. .

The handle is extrapolated to the outer circumferential surface of the body portion between the spring locking jaw formed in the body portion of the nozzle portion and the handle locking jaw and can slide back and forth along the outer peripheral surface of the nozzle portion, and one side penetrates the guide cutout formed in the body portion of the nozzle portion, and It is connected, but protruding along the longitudinal direction of the inner circumferential surface of the body and sealing the guide cutout formed in the body from the inside to prevent the fluid flowing inside the nozzle from flowing out through the guide cutout, and along the guide cutout along with the handle It is provided with a valve that performs a linear motion forward and backward.

A valve stopper that protrudes from the inside of the nozzle part and allows the valve connected to the handle to move forward and backward to open and close the inside of the nozzle part, and the spring formed in the body part, located between the grip and the handle, and elastic force on the nozzle part and the handle by compression or expansion. It includes a spring that provides.

Korean Patent Publication No. 10-2016-0137193 Korean Patent Publication No. 10-2019-0038700 Korean Patent Registration No. 10-1869853

However, in the fire fighting window according to the prior art, the fire is extinguished by spraying water at high pressure toward the fire window at the point where the fire occurred, and there are frequent cases where the flame moves toward the firefighter. There is a problem in that burns or injuries occur due to heat from the flame.

In other words, as the fire control window is sprayed in one direction toward the point of fire, there is no safety equipment to protect or protect the fire and the nearest firefighter, and as a result, firefighters can safely protect firefighters from fire or flames when extinguishing a fire. There was a problem that could not be.

An object of the present invention is to solve the above-described problems, and provide a safety gutter for firefighting to safely protect firefighters by spewing some of the firefighting water ejected through the firefighting gutter in a direction opposite to the spouting direction of the firefighting water To provide.

Another object of the present invention is to provide a safety gutter for firefighting to protect firefighters by spewing some of the firefighting water ejected from the firefighting gutter in the direction perpendicular to the direction of the firefighting gutter or in the same direction as the spouting direction of firefighting water.

In order to achieve the object as described above, in the fire fighting safety gutter according to the present invention, in the fire safety gutter to which a hose line supplied with fire water is connected to one side, the gutter body 11 with the injection port 12 through which the fire water is ejected. ), and a branch passage 13 formed in the pipe window body 11 so that some of the water for firefighting sprayed through the injection hole 12 is supplied in a direction opposite to the injection hole 12, and the branch passage 13 A pipe window body member 10 integrally formed with an inclined nozzle portion 14 extending outwardly of the pipe window body 11 so that the water jetted from the fire water jet is ejected in the opposite direction of the injection hole 12; Includes; a flow path opening/closing control valve 20 installed on the branch channel 13 so as to control the ejection amount and ejection pressure of the fire water supplied to the branch channel 13, and through the branch channel 13 It characterized in that the pressure control ring 31 is fastened to the pipe window body 11 so as to adjust the ejection pressure of the supplied fire fighting water.

In addition, in order to achieve the above object, in the fire safety gutter according to the present invention, in the fire safety gutter to which a hose line supplied with fire water is connected to one side, the gutter body ( 11), a branch passage 13 formed in the pipe window body 11 so that some of the fire water jetted through the injection hole 12 is supplied in a direction opposite to the injection hole 12, and the branch passage 13 ) A pipe window body member 10 integrally formed with an inclined nozzle portion 14 extending outward of the pipe window body 11 so that the fire water jetted from the nozzle 12 is ejected in the opposite direction of the injection hole 12; And a flow path opening/closing control valve installed on the branch flow path to control the amount of fire fighting water supplied to the branch flow path (13), and the pipe window body to control the ejection pressure of the fire water supplied through the branch flow path. It characterized in that it comprises a; pressure control member (30) fastened to (11).

The pressure control member 30 is formed in a predetermined thickness and width, the control valve body 32 is movably fastened along the thread formed on the outer surface of the pipe window body 11; Includes; Including, in the branch passage (13); a control part (33) extending to one side of the control valve body (32) to adjust the ejection amount and ejection pressure of the fire-fighting water ejected from the branch passage (13) The jetting water for firefighting is characterized in that it is ejected while contacting the inclined nozzle part 14 and then contacting the control valve body 32.

The branch passage 13 includes a first passage portion 13a formed to communicate with the injection hole 12 formed in the center of the window body 11; A second flow path part 13b formed horizontally from the first flow path part 13a toward the inclined nozzle part 14; And a third flow path part 13c extending vertically from the front end of the second flow path part 13b toward the inclined nozzle part 14, wherein the branch flow path 13 includes the pipe window body 11 A plurality of radially formed in the branch flow path 13 is characterized in that the flow path opening and closing control valve 20 for opening and closing the branch flow path 13, respectively, is installed.

The inclined nozzle part 14 has an arc protruding part 14a protruding to the outer surface of the injection hole 12, and the fire water jetted from the branch passage 13 at a predetermined angle toward the opposite direction of the injection hole 12. It characterized in that it comprises a; inclined portion (14b) is formed to be inclined at a predetermined angle so as to be ejected to be twisted.

As described above, according to the firefighting safety control window according to the present invention, firefighters can be safely protected by the firefighting water ejected from the front of the firefighters even if the flame is directed to the firefighters during fire extinguishing as the firefighting water is ejected through the branch passage. , Firefighting water is ejected toward firefighters, and by forming a barrier by firefighting water in front of firefighters, it is possible to not only block flames, but also to prevent burns due to flames.

According to the safety gutter for firefighting according to the present invention, it is possible to adjust the ejection amount and ejection pressure of the firefighting water supplied through the branch flow path by the flow path opening and closing valve, and the branch flow path by the flow path opening and closing valves installed in each branch flow path. Can be opened and closed freely, and the effect of being able to freely control the ejection amount and ejection pressure of the firefighting water and the ejection direction of the firefighting water is obtained by the pressure control valve.

1 is an exploded three-dimensional view showing a safety gutter for fire fighting according to a first embodiment of the present invention,
Figure 2 is an exploded three-dimensional view showing a safety gutter for fire fighting according to a first embodiment of the present invention,
3 is a cross-sectional view showing a safety gutter for fire fighting according to a first embodiment of the present invention,
Figure 4 is a three-dimensional view showing a safety gutter for fire fighting according to a first embodiment of the present invention,
5 is an exploded three-dimensional view showing a safety gutter for firefighting according to a second preferred embodiment of the present invention,
6 is an exploded three-dimensional view showing a safety gutter for firefighting according to a second preferred embodiment of the present invention,
7 is a cross-sectional view showing a safety gutter for fire fighting according to a second embodiment of the present invention,
Figure 8 is a three-dimensional view showing a safety gutter for fire fighting according to a second embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, a safety gutter for fire fighting according to a preferred embodiment of the present invention will be described in detail.

<First embodiment>

In the firefighting safety gutter according to a preferred embodiment of the present invention, in the firefighting safety gutter to which a hose line supplied with fire water is connected to one side, a gutter body 11 having a spray port 12 through which the fire water is ejected, and the injection port ( The branch passage 13 formed in the windshield body 11 so that some of the firefighting water ejected through 12) is supplied in the direction opposite to the injection hole 12, and the firefighting water ejected from the branch passage 13 is described above. A pipe window body member 10 integrally formed with an inclined nozzle part 14 extending outward of the pipe window body 11 so as to be ejected in the opposite direction of the injection port 12, and water for firefighting supplied to the branch passage 13 And a flow path opening/closing control valve 20 installed on the branch flow path 13 to adjust the ejection amount and the ejection pressure of.

1 is an exploded three-dimensional view showing a safety gutter for firefighting according to a first embodiment of the present invention, FIG. 2 is an exploded three-dimensional view showing a safety gutter for firefighting according to a first preferred embodiment of the present invention, and FIG. Is a cross-sectional view showing a safety gutter for fire fighting according to a first embodiment of the present invention.

As shown in FIGS. 1 to 3, the safety pipe for fire fighting according to the first embodiment of the present invention includes a pipe window body member 10 connected to a hose line (not shown) to which fire water is supplied, and the pipe window body member ( A plurality of branch flow paths 13 formed in 10), a flow path opening/closing control valve installed in the window body member 10 to adjust the ejection amount and ejection pressure of the firefighting water according to the degree of opening and closing of the branch flow passage 13 ( 20) and a pressure control ring 30 for controlling the opening and closing of the branch flow channel 13.

The windshield body 11 is formed with a spray hole 12 through which firefighting water supplied from a fire hose line (not shown) is ejected, and one end of the windshield body 11 is formed to be connected to a fire hose line, and the windshield body In the interior of (11), the injection port 12 is formed with a predetermined diameter so that water for fire fighting is discharged from the fire hose line.

A branch passage 13 is formed in the windshield body 11 so that a part of the fire fighting water discharged through the injection port 12 is ejected.

The branch flow path 13 includes a first flow path part 13a formed in communication with the injection hole 12 formed in the center of the pipe window body 11, and the inclined nozzle part 14 in the first flow path part 13a. ), and a third flow path part 13c extending vertically toward the inclined nozzle part 14 from the front end of the second flow path part 13b. In addition, a plurality of branch passages 13 are radially formed in the pipe window body 11, and passage opening/closing control valves 20 for opening and closing the branch passages 13 are installed in the branch passages 13, respectively.

The branch passage 13 includes a first branch passage 13a in communication with the injection port 12, a second branch passage 13b extending horizontally with respect to the first branch passage 13a, and the second branch passage 13a. It consists of a third branch passage 13c extending perpendicularly to the front end of the branch passage 13c.

1 to 3, the first branch passage (13a) is formed in a plurality of radially in the windshield body (11). The first branch passage 13a is formed in a direction crossing the injection port 12, that is, in a vertical direction.

In addition, the second branch passage 13b is formed to cross horizontally at the top of the first branch passage 13a, and the second branch passage 13b is formed to have a predetermined length.

This is to allow the passage opening/closing control valve 20 to be installed to control the ejection of the fire fighting water transferred along the second branch passage 13b.

That is, the second branch passage 13b is formed radially in the pipe window body 11, and each second branch passage 13b by installing a passage opening/closing control valve 20 in each of the second branch passages 13b. ) Can be blocked or opened.

A third branch passage (13c) is formed in a vertical direction at the front end of the second branch passage (13b), and the third branch passage (13c) is close to the inclined nozzle portion (14) formed in the window body (11). Is formed.

This is to allow the fire water jetted through the third branch passage 13c to be jetted in the opposite direction to the firefighting water jetted from the injection port 12 by the inclined nozzle unit 14.

As shown in Figure 3, the inclined nozzle portion 14 is formed protruding from the window body 11.

The inclined nozzle part 14 has an arc protruding part 14a protruding to the outer surface of the injection hole 12, and the fire water jetted from the branch passage 13 at a predetermined angle toward the opposite direction of the injection hole 12. It includes an inclined portion 14b formed to be inclined at a predetermined angle so as to be ejected to be twisted.

The inclined nozzle part 14 is formed so that the water for fire-fighting ejected from the branch passage 13 is ejected in the opposite direction of the injection port 12 and toward the fire-fighter holding the window body 11.

This inclined nozzle part 14 is formed to protrude from the outer surface of the pipe window body 11, and an arc projecting part 14a is formed in an arc shape of a predetermined diameter on the outer surface of the pipe window body 11, and the arc projecting part ( An inclined portion 14b is integrally formed at an upper end of 14a) to be inclined at a predetermined angle toward the third branch passage 13c.

The inclined portion 14b is formed to be inclined at a predetermined angle so that the fire-fighting water is ejected toward the fire-fighter when the fire-fighting water is ejected.

The branch passage 13 is provided with a passage opening/closing control valve 20 for opening and closing the second branch passage 13b. The flow path opening/closing control valve 20 not only opens and closes the second branch flow path 13b, but also controls the ejection amount and ejection pressure of the firefighting water according to the degree of opening and closing of the second branch flow path 13b.

In addition, a pressure regulating ring 31, which is a pressure regulating valve 30, is installed in the pipe window body 11.

The pressure control ring 31 is fastened to the pipe window body 11 to adjust the ejection pressure of the fire water supplied through the branch passage 13.

That is, a thread 15 is formed on the outer surface of the pipe window body 11, and the pressure control ring 31 is movably fastened along the thread 15, and if necessary, one side of the pressure control ring 31 The pressure control unit 33 (see FIG. 7) protruding into the can be formed.

Next, a method of operating a safety gutter for fire fighting according to a preferred embodiment of the present invention will be described with reference to FIGS. 1 to 4.

Figure 4 is a three-dimensional view showing a safety gutter for fire fighting according to a first embodiment of the present invention.

1 to 4, the safety gutter for fire fighting according to the first embodiment of the present invention connects the fire hose line to one side of the gutter body 11, and the fire water supplied from the fire hose line is the gutter body It is ejected through the injection hole 12 formed in the center of (11).

The fire water supplied from the fire hose line is discharged to the fire point through the injection port 12, and some of the fire water supplied to the injection port 12 is supplied to the branch passage 13.

The fire fighting water supplied to the branch passage 13 flows through the first branch passage 13a, moves through the second branch passage 13b, and passes through the third branch passage 13c. Erupts outward.

At this time, since the inclined nozzle portion 14 is formed outside the third branch passage (13c), the fire water sprayed from the third branch passage (13c) is in the inclined portion (14b) of the inclined nozzle portion (14). Contacted.

The water for firefighting in contact with this is ejected radially toward the outside of the inclined portion 14b.

On the other hand, it goes without saying that the fire-fighting water can freely control the ejection of the fire-fighting water depending on whether each flow path opening/closing control valve 20 is opened or closed.

In addition, the pressure control ring 31 controls the ejection amount and ejection pressure of the firefighting water. When the pressure control ring 31 is rotated and approaches the inclined portion 14b, the outlet of the third branch channel 13c is Since it is narrowed, it is possible to jet the water for firefighting jetted out of the branch passage 13 at a higher pressure.

In addition, when the pressure control ring 31 is separated from the inclined portion 14b, fire-fighting water is ejected at low pressure while the third branch passages 13c are all open.

As shown in Fig. 3, the water for firefighting is ejected in the direction of the arrow.As the water for firefighting is ejected through the branch passage 13, even if the flame is directed toward the firefighters during fire extinguishing, the firefighters are safely protected by the firefighting water ejected from the front of the firefighters. You will be able to protect it.

In addition, fire-fighting water is ejected toward firefighters and forms a barrier by fire-fighting water in front of firefighters, thereby not only blocking flames, but also preventing burns due to flames.

<Second Example>

Figure 5 is an exploded three-dimensional view showing a safety gutter for firefighting according to a second preferred embodiment of the present invention, Figure 6 is an exploded three-dimensional view showing a safety gutter for firefighting according to a second preferred embodiment of the present invention, Figure 7 Is a cross-sectional view showing a safety gutter for fire fighting according to a second preferred embodiment of the present invention, and FIG. 8 is a three-dimensional view showing a safety gutter for fire fighting according to a second preferred embodiment of the present invention.

5 to 8, the pipe window body member 10, the branch passage 13, and the passage opening/closing control valve 20, which are components of the safety pipe window for fire fighting according to the second embodiment of the present invention, are the same. Since it is a configuration, it will be described using the same reference numerals for the same name, and a duplicate description thereof will be omitted.

In the firefighting safety gutter to which a hose line supplied with firefighting water is connected to one side, a gutter main body 11 having a nozzle 12 through which the firefighting water is ejected, and a part of the firefighting water ejected through the injection port 12 are the The branch passage 13 formed in the pipe window body 11 so as to be supplied in the opposite direction to the injection port 12, and the fire water sprayed from the branch passage 13 is ejected in the opposite direction of the injection port 12. A pipe window body member 10 integrally formed with an inclined nozzle part 14 extending outward of the main body 11, and installed on the branch passage to control the amount of firefighting water supplied to the branch passage 13 It includes a flow path opening and closing control valve, and includes a pressure control member 30 fastened to the pipe window body 11 to control the ejection pressure of the fire water supplied through the branch flow path.

The pressure control valve 30 allows the fire water jetted through the branch passage 13 to be jetted in a direction orthogonal to the pipe window body 11.

The pressure control valve 30 is formed in a predetermined thickness and width, the control valve body 32 is movably fastened along the thread formed on the outer surface of the pipe window body 11, and in the branch passage 13 It includes a control unit 33 extending to one side of the control valve body 32 to adjust the ejection amount and ejection pressure of the ejected firefighting water, and the firefighting water ejected from the branch passage 13 is the inclined nozzle After contacting the part 14, it is ejected while contacting the control valve body 32.

As shown in Fig. 7, the pressure control valve 30 is formed in an approximately'b' shape in cross section. This is to ensure that the water for firefighting ejected while contacting the inclined portion 14b of the inclined nozzle portion 14 is ejected in a direction orthogonal to the pipe window body 11.

That is, the control valve body 32 of the pressure control valve 30 is formed with a predetermined width, thickness, and height, and toward one side of the control valve body 32, that is, the inclined portion 14b, by a predetermined length. The pressure control part 33 is formed to protrude.

When the pressure control part 33 of the pressure control valve 30 is spaced apart from the inclined nozzle part 14b, the fire fighting water according to the second embodiment is sprayed as shown in FIG. 7(a). It is ejected in the opposite direction to 12), that is, towards the firefighter.

On the other hand, when the pressure control part 33 of the pressure control valve 30 is brought close to the inclined nozzle part 14b, the water for fire fighting is ejected through the third branch passage 13c and in contact with the inclined nozzle part 14b. Then, it is ejected while contacting the wall surface of the control valve body 32 and ejected in a direction orthogonal to the pipe window body 11.

In addition, as shown in Figure 7 (b), the fire water is ejected in the direction of the arrow. When the pressure control part 33 of the pressure control valve 30 is brought closer to the inclined nozzle part 14b, the fire water is As it is ejected at high pressure through the third branch flow path 13c, it is in contact with the inclined nozzle portion 14b at high pressure and hits the wall surface of the control valve body 32 at high pressure and is ejected in the direction of the injection port 12.

In this way, as the water for fire fighting is ejected in the same direction as the injection port 12, it is possible not only to prevent flames and burns due to flames, but also to secure a firefighter's view.

Although the invention made by the present inventor has been described in detail according to the above embodiment, the invention is not limited to the above embodiment and can be changed in various ways without departing from the gist of the invention.

10: pipe window body member 11: pipe window body
12: nozzle 13: branch flow channel
13a: 1st branch flow 13b: 2nd branch flow
13c: third branch passage 14: inclined nozzle part
14a: arc protrusion 14b: inclined portion
20: flow path opening/closing control valve
30: pressure control valve 31: pressure control ring
32: control valve body 33: pressure control unit

Claims (5)

In the firefighting safety gutter to which a hose line supplied with firefighting water is connected to one side,
The pipe window body 11 provided with the injection hole 12 through which the fire water is ejected, and a part of the fire water sprayed through the injection hole 12 are supplied to the pipe window body 11 in a direction opposite to the injection hole 12 The formed branch passage 13 and the inclined nozzle part 14 extending outward of the pipe window body 11 so that the fire water sprayed from the branch passage 13 is ejected in the opposite direction of the injection port 12 are integrated. A pipe window body member 10 formed of;
Includes; a flow path opening/closing control valve 20 installed on the branch channel 13 to adjust the ejection amount and ejection pressure of the fire water supplied to the branch channel 13,
Safety gutters for firefighting, characterized in that the pressure control ring (31) is fastened to the gutter body (11) to adjust the ejection pressure of the fire water supplied through the branch channel (13). In the firefighting safety gutter to which a hose line supplied with firefighting water is connected to one side,
The pipe window body 11 provided with the injection hole 12 through which the fire water is ejected, and a part of the fire water sprayed through the injection hole 12 are supplied to the pipe window body 11 in a direction opposite to the injection hole 12 The formed branch passage 13 and the inclined nozzle part 14 extending outward of the pipe window body 11 so that the fire water sprayed from the branch passage 13 is ejected in the opposite direction of the injection port 12 are integrated. A pipe window body member 10 formed of;
Includes; a flow path opening/closing control valve installed on the branch channel to control the amount of fire fighting water supplied to the branch channel 13
And a pressure control member (30) fastened to the pipe window body (11) to adjust the ejection pressure of the fire water supplied through the branch passage. The method of claim 2,
The pressure control member 30 is formed with a predetermined thickness and width, the control valve body 32 is movably fastened along the thread formed on the outer surface of the window body 11;
Includes; a control unit 33 extending to one side of the control valve body 32 to adjust the ejection amount and ejection pressure of the firefighting water ejected from the branch passage (13),
Firefighting water sprayed from the branch passage (13) is a firefighting safety gutter, characterized in that it is ejected while contacting the inclined nozzle part (14) and then to the control valve body (32). The method according to claim 1 or 2,
The branch passage 13 includes a first passage portion 13a formed to communicate with the injection hole 12 formed in the center of the window body 11;
A second flow path part 13b formed horizontally from the first flow path part 13a toward the inclined nozzle part 14;
And a third flow path part 13c extending vertically from the front end of the second flow path part 13b toward the inclined nozzle part 14, and
The branch passage 13 is formed in a plurality of radially on the pipe window body 11, and the branch passage 13 is characterized in that each branch passage 13 is provided with a passage opening/closing control valve 20 for opening and closing the branch passage 13 Fire fighting safety gutters. The method according to claim 1 or 2,
The inclined nozzle part 14 includes an arc protruding part 14a protruding to the outer surface of the injection hole 12, and the fire water jetted from the branch passage 13 at a predetermined angle toward the opposite direction of the injection hole 12. Safety gutters for firefighting, comprising: an inclined portion 14b formed to be inclined at a predetermined angle so as to be ejected to be twisted.

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