KR20220032700A - System for Fire Fighting - Google Patents

Abstract

The present invention is to provide a firefighting system that automatically or remotely detects the event of a fire accident, and automatically sprays a fire extinguishing fluid and/or removes harmful gases from a fire accident spot in a closed space such as a tunnel, thereby minimizing human casualties. The firefighting system according to the present invention includes: a rail device unit formed long in a longitudinal direction along a wall inside a closed space and having a supply passage or an exhaust passage formed therein to allow air or liquid to move; a transfer device unit having a transfer passage and a delivery passage formed therein, and slidable along the rail device unit through one end slidably fastened with the rail device unit; and a fire response unit fastened to the other end of the transfer device unit and capable of injecting a fire extinguishing agent delivered through an injection passage formed therein to the inside of the closed space or sucking toxic/harmful gas through a suction passage formed therein.

Description

Fire Fighting System {System for Fire Fighting}

The present invention relates to a fire-fighting equipment system, and more particularly, to a fire-fighting equipment system that can support a fire and/or various disaster situations that occur in a confined space such as a tunnel flexibly.

In confined spaces such as existing tunnels, a number of fire extinguishing equipment such as fire extinguishers are distributed in the space set up to respond to fires.

However, in the case of a long tunnel or an indoor space or confined space with a large internal space area, there are cases where it is not enough to respond to the installed fire extinguishing system alone. Since it can respond to complex accidents, the problem of excessively delayed elementary response to fire accidents has also been pointed out.

In addition, in the case of the recently introduced fire suppression system in the tunnel, some remote automation is in progress, but since the firefighting equipment is fixed at a specific location, a number of firefighting equipment must be provided respectively in order to respond to a large enclosed area. There was a problem inevitably accompanied by an increase in cost, and the problem that the emission, reduction, and removal of toxic gas generated together with a fire accident could not be addressed has been pointed out.

In addition, in the case of some automated systems, the “global release method” is adopted, which releases the extinguishing agent throughout the confined space (the entire protection area), such as a tunnel, in addition to the fire site. Problems in using drugs inefficiently have also been pointed out.

The present invention was invented to solve the above problems, and when a fire accident occurs, it is automatically or remotely detected, and the extinguishing liquid is automatically sprayed and/or harmful gas is automatically sprayed at the point of the fire accident occurring inside a closed space such as a tunnel. By removing it, it is to provide a firefighting equipment system that can support the minimization of human casualties.

However, the technical problems to be achieved by the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned are clearly understood by those of ordinary skill in the art to which the present invention belongs from the description below. it could be

In order to achieve the above technical object, one embodiment of the present invention is formed long along the wall inside the enclosed space in the longitudinal direction, the rail device unit in which the air or liquid can move or a supply passage or a discharge passage is formed; a transfer unit having a transfer passage and a transfer passage formed therein, and one end coupled to the rail unit so as to be slidably movable, the transfer unit being slidable along the rail unit; and a fire response unit that is fastened to the other end of the transfer device and is capable of injecting the extinguishing agent delivered through the injection passage formed inside the enclosed space or inhaling the toxic/toxic gas through the suction passage formed inside; It may be provided with a fire protection system, characterized in that it includes.

In addition, in order to achieve the above object of the present invention, the rail device unit, is formed at a set position, the injection hole capable of delivering the fire extinguishing agent from the supply passage accommodated therein to the transfer device unit; and a hole plug capable of selectively opening the ejection hole; may be provided as a fire protection system comprising a.

In addition, the transport device according to the present invention, the rail device unit supply passage or discharge passage and a transport guide that can be selectively coupled and coupled to the transport guide formed therein; And it is possible to provide in the form of a firefighting system comprising a; and a transfer support including a transfer passage connected to the transfer passage therein in a state in which one end is fastened to the transfer guide.

In addition, the fire response unit, one side of which is opened to the inside of the enclosed space, and accommodates therein a suction flow path or a dispersion flow path fastened to the delivery flow path, and an end of the suction flow path exposed to the outside; a suction port; is formed, the It is possible to achieve the object of the present invention described above through the provision of a firefighting equipment system, characterized in that each of the injection holes is formed at an end of the dispersion flow path exposed to the outside.

In addition, in order to achieve the object of the present invention, the rail device includes: a first rail device for supplying a fire extinguishing agent to the fire response unit to which one end is fixedly attached to the inside of the enclosed space with a jig; and a second rail unit spaced apart from the first rail unit at a set vertical interval and fixedly attached with a jig to guide the toxic/toxic gas sucked from the fire response unit to the outside. It is also possible to provide in the form of a fire-fighting equipment system.

In addition, the transfer device unit, further comprising a; hole fasteners set inside, the hole fasteners, the hole fastening body fixedly attached to the set inner space of the transfer guide; and a hole fastening protrusion capable of moving upward or downward with respect to the hole fastening body, and only when the hole fastening protrusion moves downward, the ejection hole or the suction hole formed in the rail unit is selectively opened Through the provision of a fire-fighting equipment system, characterized in that it can be more efficient fire response is possible.

According to an embodiment of the present invention, when a fire accident occurs in a confined space such as a tunnel, the firefighting equipment system of the present invention can automatically or remotely control the firefighting equipment system to respond to an accurate fire scene in real time.

In addition, compared to the existing system (global release method) that sprays the extinguishing agent for the entire protection area, it is possible to accurately spray (local release method) at the point where the fire actually occurs. It is possible to maximize the fire suppression ability of the fire fighting system through the effective use of the chemical.

In addition, at the same time (optionally) in response to a fire, through the automatic exhaust of toxic gases generated at the site of the fire, secondary accidents caused by toxic gases, such as suffocation, difficulty breathing, collision accidents due to difficulty in securing visibility, or entry or exit into or out of the scene of the fire It has the effect of being able to more effectively prevent the difficulties of

It should be understood that the effects of the present invention are not limited to the above-described effects, and include all effects that can be inferred from the configuration of the invention described in the detailed description or claims of the present invention.

1 is a view schematically showing a state in which a firefighting equipment system according to the present invention is installed in a tunnel.
2 is a diagram showing the configuration of a firefighting equipment system according to an embodiment of the present invention.
Figure 3 is a view showing the sliding fastening structure of the rail unit and the transfer unit.
Figure 4 is a view showing the overall cross-sectional view of the firefighting equipment system according to the present invention.

Hereinafter, the present invention will be described with reference to the accompanying drawings. However, the present invention may be embodied in several different forms, and thus is not limited to the embodiments described herein. And in order to clearly explain the present invention in the drawings, parts irrelevant to the description are omitted, and similar reference numerals are attached to similar parts throughout the specification.

Throughout the specification, when a part is said to be “connected (connected, contacted, coupled)” with another part, it is not only “directly connected” but also “indirectly connected” with another member interposed therebetween. "Including cases where In addition, when a part "includes" a certain component, this means that other components may be further provided without excluding other components unless otherwise stated.

The terminology used herein is used only to describe specific embodiments, and is not intended to limit the present invention. The singular expression includes the plural expression unless the context clearly dictates otherwise. In the present specification, terms such as “comprise” or “have” are intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, but one or more other features It should be understood that this does not preclude the existence or addition of numbers, steps, operations, components, parts, or combinations thereof.

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

1 is a view schematically showing a state in which a fire-fighting equipment system according to the present invention is installed in a tunnel, Fig. 2 is a view showing the configuration of a fire-fighting equipment system according to an embodiment of the present invention, and Fig. 3 is a rail device It shows the sliding fastening structure of the unit and the transfer device, and FIG. 4 is a view showing the overall cross-sectional view of the firefighting equipment system according to the present invention.

1 to 4, the fire protection system 10 according to an embodiment of the present invention may include a rail unit 100, a transfer unit 200, and a fire response unit 300. there is.

The rail unit 100 has one end fixedly attached to the wall of a closed space, such as a tunnel, and the other end is a rail formed of at least one extending in the longitudinal direction that supports the transfer unit 200 to be slidably movable, which will be described later. do.

The rail device unit 100 has a fixed and fastened fixture such as a jig to the wall of a closed space, such as a tunnel, at one end centering on a bar having a hole formed therein and having a round cross-section. (Bar) to be fixedly supported and at the same time, the other end may be provided to be exposed to the outside. However, in the case of the aforementioned bar, it is not necessarily circular based on the cross section, and it is formed in various cross sections, thicknesses and widths, such as polygons that can support the sliding movement of the transfer device 200, which will be described later. can be provided.

In addition, the rail unit 100 according to the present invention may include a plurality of first rail unit 110 and the second rail unit 120 formed to be spaced apart at a set interval (see FIG. 1).

In the rail device 100 according to the present invention, a set portion is exposed to the outside of a closed space such as a tunnel, and a fire extinguishing agent (water, extinguishing fluid, etc.) can be introduced into a confined space such as a tunnel. To this end, a separate motor and an extinguishing agent tank (a tank capable of accommodating an extinguishing agent, for example, a water tank) may be included at one end of the rail unit 100 (extinguishing agent supply module 130 ). That is, the fire extinguishing agent can be supplied to the hole of the rail device 100 through the motor and the extinguishing agent tank, which are the fire extinguishing agent supply module 130 provided at a set position such as one end of the rail device 100, It is possible to stably supply a fire extinguishing agent of a set capacity to the rail device 100 extending long into a closed space such as a tunnel through a motor.

Together with this, the rail device 100 according to the present invention separates the purposes of the first rail device 110 and the second rail device 120, and seals the tunnel through the first rail device 110. The fire extinguishing agent is supplied to the inside of the space (the hollow inside the bar is used as an extinguishing agent transport passage), and through the second rail unit 120, harmful / It can be used as a passage (channel) for discharging toxic gas to the outside. To this end, the motor and the fire extinguishing agent tank are fastened to the set one end of the first rail unit 110, and at the same time, the set position of the second rail unit 120 (for example, the rail unit 100 is a tunnel, etc.) Including a motor and a harmful gas removal filter in a confined space exposed to the external environment, etc.) used as a flow path) may further include a toxic gas discharge module 140 .

However, the firefighting equipment system 10 according to the present invention considers various internal and external environmental factors such as the characteristics and purpose of the installation site, the possibility of occurrence of emergency/disaster situations such as fire, and the first and second rail device parts 110 and 120 ), an internal flow path may be formed so that all fire extinguishing agents are supplied, or toxic/toxic gas is discharged. In addition, if necessary, any one of the first and second rail device parts 110 and 120 may be used as a flow path through which a fire extinguishing agent is supplied and the other one can be discharged toxic/toxic gas. In addition, in consideration of the situation in the field, etc., it is also possible to further include a separate additional n-th rail device in which a flow path (extinguishing agent or toxic/toxic gas discharge path) is additionally formed therein, such as the third rail device. In addition, according to this, the fire extinguishing agent supply module 130 and/or the toxic gas discharge module 140 is selectively installed and/or discharged more smoothly with the extinguishing agent and/or the toxic gas through the flow path inside the n-th rail device. can be concluded with

In addition, the rail device unit 100 according to another embodiment of the present invention has one or more ejection holes 101, set width, at a set position (or at an interval set on the upper face or side, etc.) such as an upper surface or a side surface extending long in the longitudinal direction. It may include a hole formed as a hole (referring to a Hole) and/or a suction hole (102, a hole formed in a set width, referring to the Hole).

In the ejection hole 101 and/or the suction hole 102, the fire extinguishing agent ejected (sprayed) from the transfer device 200 and/or the fire response unit 300 to be described later is supplied from the rail device 100 or Refers to a hole through which harmful/toxic gas is sucked in a closed space such as a tunnel and accommodated inside the rail unit 100 .

In addition, the rail unit 100 closes the ejection hole 101 and/or the suction hole 102 so that the extinguishing agent and/or the inhaled gas that is accommodated and transported in the hollow inside the bar do not flow out arbitrarily to the outside again. It may include a separate hole stopper 103 (attached through an elastic member on the set inside of the rail unit 100). Through this, the fire extinguishing agent and/or toxic gas transferred through the hollow inside the bar through the fire extinguishing agent supply module 130 and/or the toxic gas discharge module 140 arbitrarily flows into or outside the tunnel. By supplying and/or discharging at a set position along a set flow path, a more stable operation of the fire fighting system 10 is possible.

When the ejection hole 101 and/or the suction hole 102 according to the present invention moves upward of the hole fastening protrusion 211b, which will be described later, the hole stopper 103 automatically uses a rail device unit ( 100) The fire extinguishing agent contained in the hollow inside is closed so that it does not leak out arbitrarily to the outside. On the other hand, when the hole fastening protrusion 211b moves downward to press the hole plug 103 into the rail device 100, a part of the ejection hole 101 and/or the suction hole 102 is exposed, Through this, the fire extinguishing agent, toxic gas, etc. accommodated in the hollow inside the rail device 100 can be moved or delivered along the flow path inside the transport device 200 .

The transfer unit 200 refers to a sliding transfer module to which the rail unit 100 is slidably moved with one end mounted thereon, and to the other end, a fire response unit 300 to be described later is fastened.

To this end, the transport device 200 according to the present invention is a “sliding module (not shown, one For example, while supporting the transport guide 210 and the fire response unit 300 that slide along the longitudinal direction of the rail unit 100, including "a sliding module included in a wheelchair board attached to the handle of a stair railing" It includes a transport support 220 having a flow path (passage, delivery flow path) formed therein so that the extinguishing agent sprayed from the fire response unit 300 and/or the inhaled harmful/toxic gas can be delivered to the rail device 100 . can do.

In addition, the transfer device 200 receives an external signal to drive the above-described “sliding module” and a control unit 230 that can determine whether to move, move, or operate the transfer device 200 along the rail device 100 . ) may be further included.

In addition, the transfer device 200 has sealing means (O-Ring or sealing plug, etc.) may be additionally included.

In this case, the transfer guide 210 is fastened to slide along the rail device 100 as shown in FIG. 2 . However, the transfer guide 210 according to the present invention is different from FIG. 2 , in order to prevent the movement or the movable range from being restricted by the jig of the rail device 100 , the cross section of the rail device 100 . It can be slid to a set space or zone in a closed space such as a tunnel without restriction of movement or range of motion by a jig by wrapping only a set part (see FIG. 3 ).

In addition, the transfer guide 210, as shown in FIG. 4, may include a hole fastener 211 inside the set.

The hole fastener 211 may include a hole fastening body 211a and a hole fastening protrusion 211b, and a hole fastening protrusion based on the hole fastening body 211a fixedly attached to the inside of the transfer guide 210 ( Only when the 211b) moves downward, the ejection hole 101 and/or the suction hole 102 formed in the rail device 100 is selectively opened, and the ejection hole 101 and/or the suction hole 102 is opened. ) through which the fire extinguishing agent accommodated in the hollow (transfer flow path) inside the rail device unit 100 is introduced into the flow path formed inside the conveying device unit 200, or toxic gas introduced into the conveying device unit 200 inside the rail It may be transmitted to the device unit 100 .

That is, the ejection hole 101 and/or the suction hole 102 of the rail unit 100 by the hole fastener 211 formed in the set inside of the transfer guide 210 in which the flow path is formed is moved inside the transfer guide 210 . It can be opened or closed, thereby enabling the transfer of extinguishing agents and/or toxic gases.

To this end, the hole fastener 211 according to the present invention may include a separate “fastening projection driving motor” capable of controlling the upward or downward movement of the hole fastening projection 211b therein. The “motor” can be driven in a set direction by receiving the control signal of the above-described control unit 230 .

The transfer support 220 accommodates the transfer guide 210 (a transfer passage formed therein) and one end connected to the transfer guide 210 inside the transfer guide 210, and the other end is a fire response unit to be described later. Refers to a support for fastening and supporting (300).

In order to more effectively respond to a fire accident in a confined space such as a tunnel, the fire response unit 300 has an inlet 310 connected through a “toxic gas flow path” to inhale toxic/toxic gas, as shown in FIG. 2 . , it may include a “suction motor” controlled by the controller 230) and an injection port 320 that is connected through the “extinguishing agent flow path” to inject the extinguishing agent to the outside.

The inlet 310 may include a fan capable of collecting harmful or toxic gases such as soot generated at the fire extinguishing site to the inside, and the toxic gas introduced into the inside of the fire response unit 300 is Along the formed “suction path”, through the flow path inside the transport support 220 again, the flow path of the transport guide 210, and the hollow and flow path of the rail unit 100, finally the outside set through the toxic gas discharge module 140 It can be purified and discharged into space.

In addition, the suction port 310 according to the present invention has one end attached to the upper surface of the injection hole 320 and the other end is formed to be long exposed inside a closed space such as a tunnel, and rotates within a range of an angle set with the upper surface of the injection hole 320 . It is fastened with possible hinges so that it is possible to respond more flexibly to the situation, location, and direction of spread of fire (refer to FIG. 2).

In addition, paying attention to the rise of toxic and harmful gases such as soot generated in a fire accident, the upper surface of the fire response unit 300 is extended toward the indoor space, which is the opposite side of the fire-fighting equipment system 10 according to the present invention, such as a wall. After the protrusion is formed, the suction port 310 according to the present invention may be formed on the upper surface.

The injection port 320 refers to a fire extinguishing agent injection nozzle (which may include an injection motor and an opening/closing stopper therein) formed at least one on the side exposed to the outside of the fire response unit 300 so as to effectively respond to a specific fire site. (Extinguishing agent is delivered to the injection port through the dispersion channel connected to the delivery channel).

The injection port 320 is supplied from the extinguishing agent supply module 130 (sequentially transported along the rail device 100 and the transport device 200) or fire extinguishing that is accommodated in the set internal space of the fire response unit 300 It is possible to support the initial fire response by spraying the chemical (for this purpose, the fire response unit 300 may further include a separate “extinguishing agent storage tank (not shown)” therein) to the fire site.

In addition, a plurality of injection holes 320 according to the present invention are formed on one side of the fire response unit 300 in the height direction, and through the control of the above-described control unit 230, a plurality of injection holes according to the aspect of the fire or the rate of spread of the fire, etc. (320) All of the fire extinguishing agent is sprayed by opening, or only some of the set injection ports 320 are selectively opened to spray the fire extinguishing agent. This enables flexible fire response for each fire site or fire situation.

The fire response unit 300 may additionally include a camera or sensor (flame/smoke sensor, etc.) capable of monitoring whether the fire is extinguished and/or the evolution of the fire, etc. on the set outer surface, and the information collected in this way is again Transmission is possible through the “transmission module”.

In addition, the firefighting equipment system 10 according to the present invention is remotely installed in a confined space such as a tunnel through video equipment or sensors (vision sensor, fire/flame/smoke sensor, etc.) installed in a confined space such as a tunnel. It may further include a fire detection unit 400 capable of monitoring the environment, such as the location of the fire, the spread of fire, and transmitting images and/or set signals and data to a set remote control center or administrator terminal, etc.

In addition, the firefighting equipment system 10 according to the present invention may further include an operation management unit 500 capable of controlling the sliding movement of the transfer device 200 or the operation of the fire response unit 300 remotely from a control room, etc. . In this case, the control unit 230 may receive a remote signal sent through the operation management unit 500 to perform sliding movement and/or injection of a fire extinguishing agent or suction/discharge of toxic/toxic gas.

In addition, the operation management unit 500 generates a fire in a confined space, such as a tunnel, based on two-dimensional and/or three-dimensional design data (CAD, etc.) or BIM (Building Information Modeling) data of an enclosed space such as a tunnel, and existing photographed image image data. At the same time accurately confirming the position, it may be set to automatically execute an operation such as movement or injection/suction of the transfer device 200 and/or the fire response unit 300 according to a preset manual.

In addition, the operation and management unit 500 can receive real-time feedback on the aspect of the fire being suppressed and whether the fire is extinguished through the fire response unit 300 through the “transmission module” installed in the fire response unit 300 . , by adjusting the operating strength of the extinguishing agent supply module 130 and/or the toxic gas discharge module 140 (increase in the amount of supply of extinguishing agent, increase in toxic gas emission, etc.) We can assist you in responding to

Hereinafter, with reference to FIG. 3, various flow paths (fluid passage paths) included in the firefighting equipment system 10 according to the present invention will be described in more detail.

As shown in FIG. 3, in the inside of the rail device 100, which is attached to the wall of a closed space such as a tunnel with a jig, etc., a supply channel and/or a discharge channel through which a fire extinguishing agent or toxic/toxic gas can move is formed. And, these supply passages and discharge passages are connected to the extinguishing agent supply module 130 and the toxic gas exhaust module 140, respectively (refer to FIG. 1).

The transfer device 200 is fastened with the rail device 100 and one end to be slidably movable. The fire extinguishing agent supplied from the supply passage is opened by pressing the hole plug 103 covering the ejection hole 101 or the suction hole 102 formed at the position (upper surface or side, etc.) , it is possible to spray the extinguishing agent at a fire site, etc. through the injection hole 320 formed on the outer surface of the fire response unit 300 through the delivery passage and the injection passage.

In addition, together or separately, the toxic / harmful gas generated at the fire site, etc. is inhaled through the suction port 310 formed at a set position such as the upper surface of the fire response unit 300, and the inhaled toxic gas, etc. It passes through the delivery passage and the transfer passage sequentially and is again transferred to the toxic gas discharge module 140 formed outside along the discharge passage formed inside the rail device 100, so that it can be purified and discharged.

The description of the present invention described above is for illustration, and those of ordinary skill in the art to which the present invention pertains can understand that it can be easily modified into other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive. For example, each component described as a single type may be implemented in a dispersed form, and likewise components described as distributed may be implemented in a combined form.

In addition, separately from this, the fire response unit 300 according to the present invention may include a separate “extinguishing agent storage box” and/or toxic gas storage box” in a set space inside, and is charged by an administrator, etc. (in the case of extinguishing agents) Alternatively, it may be accommodated in the fire response unit 300 and stored until a necessary time without escaping to the external space of a closed space such as a tunnel through the above-described flow path until the point of removal (in the case of a toxic gas). In addition, in this regard, a separate “extinguishing agent storage box” and/or toxic gas storage box according to the present invention is a “water level sensor” that can check the height or storage capacity of the extinguishing agent inside and/or to measure the type and concentration of toxic gas. It may include a “concentration sensor” that can You can also support to check the situation in real time.

The scope of the present invention is indicated by the following claims, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention.

10: firefighting equipment system
100: rail unit
101: ejection hole
102: suction hole
103: hole plug
110: first rail device (supply flow path)
120: second rail unit (discharge passage)
130: extinguishing agent supply module
140: toxic gas emission module
200: transfer device (sliding module)
210: transfer guide (transfer path)
211: hole fastener
220: transport support (transmission flow path)
230: control unit
300: fire response unit (transmission module)
310: suction port (suction flow path)
320: nozzle (injection passage)
400: fire detection unit
500: operation management department

Claims (6)

a rail device unit formed long in the longitudinal direction along the wall inside the enclosed space and having a supply passage or a discharge passage capable of moving air or liquid therein;
a transfer unit having a transfer passage and a transfer passage formed therein, and having one end fastened to be slidably movable with the rail unit, and slidably movable along the rail unit; and
A fire response unit that is fastened to the other end of the transfer device and can inject a fire extinguishing agent delivered through a spray passage formed inside the enclosed space or inhale toxic/toxic gas through a suction passage formed inside; includes; Firefighting equipment system, characterized in that.
According to claim 1,
The rail unit,
an ejection hole formed at a set position and capable of delivering a fire extinguishing agent to the transfer device in the supply passage accommodated therein; and
Fire-fighting equipment system comprising a; hole plug capable of selectively opening the ejection hole.
3. The method of claim 2,
The transfer unit,
a transfer guide having a transfer passage capable of being selectively coupled with a supply passage or an exhaust passage of the rail unit is formed therein; and
A firefighting equipment system comprising a; a transfer support including a transfer passage connected to the transfer passage therein with one end coupled to the transfer guide.
4. The method of claim 3,
The fire response unit,
One side is opened to the inside of the enclosed space, and a suction flow path or a dispersion flow path fastened with the delivery flow path is accommodated therein,
An inlet is formed at an end of the suction flow path exposed to the outside, and an injection port is formed at an end of the dispersion flow path exposed to the outside.
According to claim 1,
The rail unit,
a first rail device unit for supplying a fire extinguishing agent to the fire response unit having one end fixedly attached to the inside of the enclosed space with a jig; and
A second rail device spaced apart from the first rail device at a set vertical interval and fixed with a jig to guide the toxic/toxic gas sucked from the fire response unit to the outside; firefighting equipment system.
4. The method of claim 3,
The transfer unit,
Including a hole fastener in the set interior;
The hole fastener is
a hole fastening body fixedly attached to the set inner space of the transfer guide; and
Including;
Only when the hole fastening protrusion moves downward,
Firefighting equipment system, characterized in that it is possible to selectively open the ejection hole or the suction hole formed in the rail unit.

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