KR102308607B1 - Fire-fighting disaster prevention device combined with sprinkler - Google Patents

Abstract

The present invention relates to a sprinkler-combined firefighting and disaster prevention apparatus comprising a firefighting unit (100), a sprinkler protection unit (200), and a normal installation inspection unit (300). Accordingly, in an event of a fire, it is possible to quickly extinguish an initial fire, thereby minimizing a damage caused by the fire. In addition, a sprinkler (120) can be safely protected from an external force through the sprinkler protection unit (200). Moreover, an installation state of the sprinkler protection unit (200) can be checked with a simple operation, so a convenience of inspection can be greatly improved.

Description

Fire-fighting disaster prevention device combined with sprinkler}

The present invention relates to a sprinkler-coupled firefighting and disaster prevention device.

In recent years, sprinklers that can extinguish fires at an early stage are compulsorily installed and used on the ceilings of each floor of high-rise buildings.

This sprinkler is the most active firefighting facility among firefighting facilities, and it is operated by heat generated from a fire to extinguish the fire through water spray.

Such a sprinkler is divided into a sprinkler pipe that supplies water from the outside and a sprinkler head installed to be exposed to a place for directly extinguishing a fire.

In addition, the structure of the sprinkler head includes a frame consisting of a screw part of the sprinkler head, a fitting part connecting the deflector, and a deflector that acts to subdivide the water flowing out of the water outlet of the sprinkler head. , and in the normal state, the water outlet is blocked, but when it reaches a certain temperature by heat, it is self-destructed and dissolved and separated from the head, and the water outlet is opened and the sprinkler head is operated.

On the other hand, such a conventional sprinkler had the following problems.

Since the sprinkler is exposed to the outside, if you are careless even for a moment while carrying out various construction works in the building or transporting tall items, the sprinkler is easily damaged due to a blow, which adds to the cost of replacement. In particular, if a fire occurs if the sprinkler is left unattended without knowing that it is damaged, the sprinkler does not work at all and the fire cannot be extinguished in the early stage. There was a problem.

As a prior art devised to solve the above problems, there are Korean Patent Registration No. 10-1287348 (Sprinkler Head Protection Device) and Korean Patent Registration No. 10-2098522 (Sprinkler Protection Cover), which wrap the sprinkler A number of techniques for protection have been disclosed.

However, this prior art has a problem in that it is difficult to quickly extinguish a fire that occurs under a sprinkler, although the surrounding fire is quickly extinguished at the time of an initial fire.

1. Republic of Korea Patent No. 10-1287348 2. Republic of Korea Patent No. 10-2098522

The present invention can minimize the damage caused by fire by enabling rapid initial suppression of a fire, safely protecting the sprinkler from external force through the sprinkler protection unit, and confirming the installation state of the sprinkler protection unit with a simple operation. An object of the present invention is to provide a sprinkler-coupled fire prevention device that can greatly improve the convenience of inspection.

The present invention for achieving the above object,

A fire pipe consisting of a main pipe body providing a passage so that fire water can flow, a branch pipe branched from the main pipe body so that fire water can be discharged, and

A main body having a water outlet communicating with the inside of the branch body and detachably coupled to the branch body, a valve body closing the water outlet, a support frame extending toward the lower part of the main body and having a support hole formed in the lower central part, the valve body and the support It consists of a glass bulb installed between the earth and destroyed by heat from a fire, a deflector installed on the bottom of the support frame to let the fire water spread out and discharged, and a bolt that penetrates the bottom of the support frame to support the lower end of the glass bulb. a firefighting unit composed of sprinklers;

A hanger band that is detachably fitted to the main body to be opposed to each other based on the branch body;

A connector consisting of a guider coupled to each other through a hanger band and a pin, and a support extending from the guider and facing the outer circumferential surface of the branch body;

A lifting bar that is inserted so as to be lifted inward through the lower end of the guider and coupled to each other through a pin;

An arc-shaped protective plate installed on the lifting bar to surround the support frame,

A buffer pad installed on the outer circumferential surface of the protection plate,

The first cover, which is integrally formed with the lifting rod and is disposed under the deflator, is integrally formed on the inner circumferential surface of the lower end of the housing by having a housing filled with a powder extinguishing agent and a plurality of openings through which the powder extinguishing agent is discharged, an opening and optional A second cover having a plurality of openings communicating with the second cover rotatably facing the first cover and mutually coupled to the first cover via a connector, disposed between the first cover and the second cover and twisted by the second cover A torsion spring that deforms and rotates the second cover around the connector through the restoring force so that the openings of the first and second covers communicate with each other. One end is fixed to the second cover and the other end is fixed to the housing so that the second cover An auxiliary suppression mechanism consisting of a fixing means made of a combustible material that is fixed so as not to be rotated by the torsion spring;

a sprinkler protection unit composed of a spring installed so as to be buffered between the deflector and the housing;

a check switch that outputs an operation signal;

A light emitting unit installed on the upper surface of the housing and controlled by the control unit to emit infrared rays;

a light receiving unit installed on the lower surface of the deflector to face the light emitting unit and receiving infrared rays from the light emitting unit and outputting it to the control unit;

A control unit that receives the operation signal from the check switch to control the operation of the light emitting unit, and determines that the signal is normal when the signal is input from the light receiving unit and controls the operation of the speaker;

and a normal installation inspection unit composed of a speaker that is operated and controlled by the control unit to output sound.

According to the present invention, when a fire occurs, the auxiliary suppression mechanism is operated first to suppress the fire, and as the sprinkler is operated later to suppress the fire secondarily, it is possible to quickly suppress the fire. It has the advantage of minimizing the damage caused by fire.

In addition, the present invention can safely protect the sprinkler from external force as the sprinkler is protected by being wrapped by the sprinkler protection unit, and accordingly, the sprinkler can be maintained in an operable state at all times. There are advantages to being

In addition, the present invention has the advantage of greatly improving the convenience of inspection by confirming the installation state of the sprinkler protection unit with a simple operation.

1 is a combined perspective view of a sprinkler-coupled fire prevention device according to the present invention.
Figure 2 is an exploded perspective view of the sprinkler combined fire prevention device according to the present invention.
Figure 3 is a combined cross-sectional view of the sprinkler combined fire and disaster prevention device according to the present invention.
Figure 4 is a bottom view of the auxiliary suppression mechanism in the sprinkler combined fire prevention device according to the present invention.
Figure 5a and Figure 5b is a view for explaining the effect of the sprinkler combined fire and disaster prevention device according to the present invention.
6 is a view for explaining another effect of the sprinkler combined fire prevention device according to the present invention.

Hereinafter, it will be described in detail based on the accompanying drawings.

1 is a combined perspective view of a sprinkler-coupled fire-fighting disaster prevention device according to the present invention, FIG. 2 is an exploded perspective view of a sprinkler-coupled fire-fighting disaster prevention apparatus according to the present invention, and FIG. , Figure 4 is a bottom view of the auxiliary suppression mechanism in the sprinkler combined fire and disaster prevention device according to the present invention.

1 to 3, the firefighting and disaster prevention apparatus according to the present invention is composed of a firefighting unit 100, a sprinkler protection unit 200, and a normal installation inspection unit 300. According to this, it is possible to quickly suppress the initial fire when a fire occurs. Damage caused by fire can be minimized, and the sprinkler 120 can be safely protected from external forces through the sprinkler protection unit 200, and the installation state of the sprinkler protection unit 200 can be checked with a simple operation. There are technical features that can greatly improve the convenience of

The fire-fighting unit 100 is composed of a fire-fighting pipe 110 and a sprinkler 120. In this embodiment, it is installed on the ceiling of a building and discharges fire-fighting water in case of a fire to suppress the fire.

The fire pipe 110 is composed of a main pipe body 111 and a branch pipe body 112, and in this embodiment, provides a passage through which fire water can flow and be discharged.

For example, the main pipe body 111 is disposed along the longitudinal direction on the ceiling of the building, is installed to be suspended through a hanger, and provides a passage through which the fire water can flow. The branch pipe body 112 is branched from the main pipe body 111 , and is installed at regular intervals in the main pipe body 111 , and fire water flowing along the main pipe body 111 is discharged. In addition, a screw tab is provided on the inner circumferential surface of the branch pipe body 112 , and the main body 121 of the sprinkler 120 is fastened to the inside of the branch pipe body 112 and coupled thereto.

The sprinkler 120 is composed of a main body 121, a valve body 122, a support frame 123, a glass bulb 124, a deflector 125, and a bolt 126. In this embodiment, the branch pipe body 112 ), it is normally installed to block the discharge of fire water, but in case of a fire, it plays a role of opening it so that fire water can be discharged.

The main body 121 is a pipe having the inside penetrated up and down, and in this embodiment, is detachably fastened to the inside of the branch pipe body 112 . The inside of the main body 121 is integrally formed with a water outlet 121a having a structure of upper and lower narrows, and the water outlet 121a communicates with the inside of the branch body 112 to deliver fire water from the branch body 112. receive

The valve body 122 is a synthetic resin having elasticity, and in the present embodiment, is fitted to the water outlet 121a so as to be able to open and close.

The support frame 123 extends downward from both side surfaces of the main body 121, and a support member 123a is integrally formed in the extended lower central portion. The inside of the support 123a penetrates up and down, and the screw tab 123a-1 is integrally provided on the inner circumferential surface, and the bolt 126 and the bolt 126 are detachably attached via the screw tab 123a-1 provided on the inner circumferential surface. conclude

The glass bulb 124 is installed between the valve body 122 and the support member 123a to support the valve body 122 from being separated from the body 121 . The glass bulb 124 is self-destructed and melted when it reaches a certain temperature by the heat caused by the fire.

For example, the glass bulb 124 is melted or destroyed by heat caused by a fire, and as a result, the glass bulb 124 supporting the valve body 122 disappears. The fire is suppressed while being separated from the main body 121 and sprayed to the surroundings.

The deflector 125 is installed on the bottom surface of the support frame 123 and collides with the fire water discharged through the main body 121, and serves to discharge the fire water while being scattered radially by the impact.

The bolt 126 is a normal stud bolt, and in this embodiment, is fastened to pass through the screw tab 123a-1 of the support 123a, and serves to support the lower end of the glass bulb 124.

Subsequently, the sprinkler protection unit 200 includes a hanger band 210 and a connector 220 , a lifting rod 230 , a protection plate 240 , a buffer pad 250 , an auxiliary suppression mechanism 260 and a spring 270 . In this embodiment, it is detachably installed on the fire pipe 110 and surrounds the sprinkler 120 to protect it from external forces, and when a fire occurs, it discharges the powdered extinguishing agent (DP) downward to suppress the fire.

The hanger band 210 has an overall annular shape, and is a member with a cut end, and is installed on the main pipe body 111 to face each other with respect to the branch pipe body 112 in this embodiment. The connector 220 is disposed on the hanger band 210 installed in this way, and is installed and fixed through a pin (see FIG. 2 ).

The connector 220 includes a guider 221 and a support 222 . The guider 221 has a rectangular parallelepiped shape forwardly, the inside is opened downward, and a long hole 221a penetrating the inside is integrally formed on the outer surface (front and back). The guider 221 is disposed on the hanger band 210, is installed and fixed through a pin (refer to FIG. 2), and serves to interconnect the hanger band 210 and the elevating bar 230. The support 222 extends from the guider 221 and is abutted against the outer peripheral surface of the branch pipe body 112 to hold the position of the hanger band 210 .

The lifting rod 230 is a bar, the lower end of which is fixed to the upper surface of the housing 261 of the auxiliary suppression mechanism 260, and the upper end is inserted so as to be lifted inward through the lower end of the guider 221 with a pin (Fig. 1 and Fig. 2) is fixed.

The protection plate 240 is an arc-shaped plate having a predetermined thickness, and in this embodiment, is fixed to the lifting rod 230 and serves to surround and protect the sprinkler 120 from external force.

The buffer pad 250 is a plate having elasticity, and in the present embodiment, it is installed on the outer peripheral surface of the protection plate 240 to absorb external shock.

The auxiliary suppression mechanism 260 is composed of a housing 261, a first cover 262, a second cover 263, a torsion spring 264 and a fixing means 265. In this embodiment, it is normally closed. In the event of a fire, it is opened and the filled powder extinguishing agent (DP) is discharged to the outside to extinguish the fire.

The housing 261 is a barrel with an internally opened downward, and in this embodiment, is disposed under the deflator 125 via the lifting rod 230 formed on the upper surface.

As shown in FIG. 4 , the first cover 262 is integrally formed on the inner peripheral surface of the lower end of the housing 261 . The first cover 262 is integrally formed with four openings 262a through which the powder extinguishing agent (DP) is discharged.

The second cover 263 is rotatably abutted to the first cover 262 as shown in FIG. 4 and is rotated through a connector (C: rivet). Four openings 263a corresponding to the openings 262a of the first cover 262 are integrally formed in the second cover 263 .

For example, as shown in FIG. 4A , the opening 262a of the first cover 262 and the second cover 263 are formed by rotating the second cover 263 around the connector (C: rivet). When the openings 263a are displaced from each other, the powder fire extinguishing agent DP inside the housing 261 is not discharged to the outside. However, as shown in FIG. 4(B), by rotating the second cover 263 around the connector (C: rivet), the opening 262a of the first cover 262 and the opening of the second cover 263 ( 263a) is matched with each other to communicate with each other, and only then the powder fire extinguishing agent (DP) inside the housing 261 is discharged to the outside.

The torsion spring 264 is a normal elastic body, and in this embodiment, it is disposed between the first cover 262 and the second cover 263 and is torsionally deformed by the second cover 263, The second cover 263 is rotated around the connector C to allow the openings 262a and 263a of the first and second covers 262 and 263 to communicate with each other. The center of the torsion spring 264 is fixed to the connector C, and one end is fixed to the first cover 262 and the other end is fixed to the second cover 263 .

The fixing means 265 is a member of a combustible material such as nylon, rubber band, silk thread, etc., and in this embodiment, one end is fixed to the second cover 263, and the other end is fixed to the housing 261 and the second cover ( 263) serves to fix it so that it is not rotated by the torsion spring 264.

For example, when the fixing means 265 is damaged and cut off due to heat caused by a fire, the second cover 263 is rotated around the connector C by the restoring force of the torsion spring 264, and this causes The openings 262a and 263a of the first and second covers 262 and 263 communicate with each other, and accordingly, the powder fire extinguishing agent (DP) inside the housing 261 is discharged to the outside through the openings 262a and 263a to quickly extinguish the fire. will be suppressed

The spring 270 is a normal coil spring, and in this embodiment, is installed between the deflector 125 and the housing 261 to cushion the sudden movement of the housing 261 due to an external force.

For example, when an external force is applied to the housing 261, the housing 261 is moved upward by the external force, and in this process, the lifting rod 230 moves along the guider 220 of the connector 220. The spring 270 is compressed and elastically supported so that the housing 261 and the deflector 125 do not come into contact with each other, thereby preventing damage.

Subsequently, the normal installation inspection unit 300 is composed of an inspection switch 310, a light emitting unit 320, a light receiving unit 330, a control unit 340, and a speaker 350, and in this embodiment, a sprinkler protection unit ( 200) is used to determine whether the installation is normal or not.

For reference, in the normal installation inspection unit 300, the inspection switch 310, the control unit 340, and the speaker 350 are installed in a separate place (eg, central management room, wall panel, etc.), and the light emitting unit 320 and the light receiving unit 330 are respectively installed in the housing 261 and the deflector 125 , and the light emitting unit 320 and the light receiving unit 330 are electrically interconnected with the control unit 340 .

Referring to FIG. 3 , the check switch 310 serves to output an operation signal to the control unit 340 .

The light emitting unit 320 is installed on the upper surface of the housing 261 and is controlled by the control unit 340 to output infrared rays to the light receiving unit 330 .

The light receiving unit 330 is installed on the lower surface of the deflector 125 to face the light emitting unit 320 , and serves to receive infrared rays from the light emitting unit 320 and transmit it to the control unit 340 .

The control unit 340 receives an operation signal from the check switch 310 to control the operation of the light emitting unit 320 , and when a signal is input from the light receiving unit 330 , the speaker 350 outputs a voice saying 'It is normal.' operation control. However, when a signal is not input from the light receiving unit 330, it is determined that there is a problem and the speaker 350 is operated and controlled so that it is output as a voice saying 'It is a malfunction.'

The speaker 350 is operated by the control unit 340 to output sound so that the operator can hear it.

According to this embodiment, it is possible to check the installation state of the sprinkler protection unit 200 only by a simple operation, there is an advantage that can greatly improve the convenience of inspection.

5A and 5B are views for explaining the effect of the sprinkler-coupled fire-fighting and disaster prevention device according to the present invention, which will be described with reference to the following.

As shown in Figure 5a, when a fire occurs, the fixing means 265 of the auxiliary suppression mechanism 265 is first cut off by the heat caused by the fire, and then the glass bulb 124 is destroyed.

Referring to FIG. 5B , when the fixing means 265 is damaged and cut off by heat caused by a fire, the second cover 263 rotates around the connector C by the restoring force of the torsion spring 264 . This causes the openings 262a and 263a of the first and second covers 262 and 263 to communicate with each other, and accordingly, the powder fire extinguishing agent (DP) inside the housing 261 is discharged to the outside through the openings 262a and 263a. This allows the fire to be extinguished quickly.

On the other hand, when the glass bulb 124 is melted or destroyed by the heat caused by the fire, as the glass bulb 124 supporting the valve body 122 disappears, the valve body 122 becomes the main body ( 121), and thus fire water is discharged from the main body 121, and the discharged fire water collides with the deflector 125 and disperses radially to quickly extinguish the fire.

According to this embodiment, when a fire occurs, the auxiliary suppression mechanism 260 is operated first to suppress the fire, and the sprinkler 120 is operated later to suppress the fire secondarily. There is an advantage in that it can minimize the damage caused by the fire in that it can extinguish the fire quickly.

6 is a view for explaining another effect of the sprinkler combined fire and disaster prevention device according to the present invention, which will be described with reference to the following.

6, when an external force F1 is applied to the lower portion, the housing 261 of the auxiliary suppression mechanism 260 is moved upward by the external force, and in this process, the lifting rod 230 is connected to the connector ( It moves along the guider 220 of 220 , and the spring 270 is compressed and elastically supported so that the housing 261 and the deflector 125 do not touch each other, so the collision between the housing 261 and the deflector 125 . can prevent damage.

In addition, when an external force F2 is applied from the side, the buffer pad 250 of the protection plate 240 absorbs and buffers the external force F2, thereby protecting the sprinkler 120 safely.

According to this embodiment, as the sprinkler 120 is wrapped and protected by the sprinkler protection unit 200, it is possible to safely protect the sprinkler 120 from external force, and accordingly, the sprinkler 120 maintains an operable state at all times. There is an advantage in that it is possible to prevent damage to valuable property and human life in a fire.

Although the present invention has been described in detail only with respect to the specific embodiments described, it is natural for those skilled in the art that various changes and modifications can be made within the technical spirit of the present invention, and it is natural that such variations and modifications belong to the appended claims.

100: fire fighting unit 110: fire pipe 111: main pipe body
112: branch body 120: sprinkler 121: body
122: valve body 123: support frame 124: glass bulb
125: deflector 126: bolt
200: sprinkler protection unit 210: hanger band 220: connector
221: guider 222: support 230: elevating bar
240: protection plate 250: buffer pad 260: auxiliary suppression mechanism
261: enclosure 262: first cover 262a: opening
263: second cover 263a: opening 264: torsion spring
265: fixing means 300: normal installation inspection unit
310: check switch 320: light emitting unit 330: light receiving unit
340: control unit 350: speaker

Claims (1)

A fire pipe 110 comprising a main pipe body 111 that provides a passage so that fire water can flow, and a branch pipe body 112 branched from the main pipe body 111 so that fire water can be discharged;
A body 121 having a water outlet 121a that communicates with the inside of the branch body 112 and detachably coupled to the branch body 112, a valve body 122 for closing the water outlet 121a, the body 121 ) extending toward the lower portion of the support frame 123 in which the support 123a is formed in the lower central portion, the glass bulb 124 installed between the valve body 122 and the support 123a and destroyed by heat by fire, A deflector 125 installed on the lower surface of the support frame 123 to allow the fire water to be spread out and discharged radially, a bolt 126 that penetrates the lower end of the support frame 123 and is coupled to support the lower end of the glass bulb 124. Firefighting unit 100 consisting of a sprinkler 120 made of;
A hanger band 210 that is detachably fitted to the main body 111 to face each other with respect to the branch body 112 and;
A connector 220 consisting of a hanger band 210 and a guider 221 coupled to each other via a pin, a support 222 extending from the guider 221 and abutting against the outer peripheral surface of the branch body 112;
A lifting bar 230 that is inserted into the inner through the lower end of the guider 221 to be elevating and coupled to each other via a pin;
An arc-shaped protective plate 240 installed on the lifting rod 230 to surround the support frame 123 and,
A buffer pad 250 installed on the outer circumferential surface of the protection plate 240,
It is disposed under the deflator 125 and is integral with the lifting rod 230, the housing 261 filled with the powder extinguishing agent (DP) therein, and a plurality of openings 262a through which the powder extinguishing agent (DP) is discharged. A first cover 262 integrally formed on the inner circumferential surface of the lower end of the housing 261 and a plurality of openings 263a selectively communicating with the opening 262a are provided so as to be rotatably on the first cover 262 A second cover 263 coupled to the first cover 262 through the butt connector (C), disposed between the first cover 262 and the second cover 263, and on the second cover 263 A torsion spring 264 that is torsionally deformed by the restoring force and rotates the second cover 263 around the connector C so that the openings 262a and 263a of the first and second covers 262 and 263 communicate with each other. , A fixing means 265 made of a combustible material that has one end fixed to the second cover 263 and the other end fixed to the housing 261 so that the second cover 263 is not rotated by the torsion spring 264. Auxiliary suppression mechanism 260 made of, and
A sprinkler protection unit 200 consisting of a spring 270 that is installed so as to be buffered between the deflector 125 and the housing 261;
A check switch 310 for outputting an operation signal, and
a light emitting unit 320 installed on the upper surface of the housing 261 and controlled by the control unit 340 to emit infrared rays;
a light receiving unit 330 installed on the lower surface of the deflector 125 to face the light emitting unit 320 and receiving infrared rays from the light emitting unit 320 and outputting it to the control unit 340;
A control unit 340 that receives an operation signal from the check switch 310 to control the operation of the light emitting unit 320, and determines that it is normal when a signal is input from the light receiving unit 330 and controls the operation of the speaker 350;
A sprinkler-coupled fire and disaster prevention device comprising a;

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