WO2016182381A1 - Borne d'incendie au sol ayant une fonction d'évacuation d'eau résiduelle interne - Google Patents

Borne d'incendie au sol ayant une fonction d'évacuation d'eau résiduelle interne Download PDF

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Publication number
WO2016182381A1
WO2016182381A1 PCT/KR2016/005049 KR2016005049W WO2016182381A1 WO 2016182381 A1 WO2016182381 A1 WO 2016182381A1 KR 2016005049 W KR2016005049 W KR 2016005049W WO 2016182381 A1 WO2016182381 A1 WO 2016182381A1
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WO
WIPO (PCT)
Prior art keywords
ground
fire hydrant
circumference
hollow
opening
Prior art date
Application number
PCT/KR2016/005049
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English (en)
Korean (ko)
Inventor
이석근
Original Assignee
이석근
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이석근 filed Critical 이석근
Publication of WO2016182381A1 publication Critical patent/WO2016182381A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B9/00—Methods or installations for drawing-off water
    • E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
    • E03B9/04—Column hydrants

Definitions

  • the present invention relates to a ground fire hydrant having a function of discharging internal residual water, and more specifically, to discharge the fire extinguishing water inside the fire hydrant through a drain hole even when the discharge hole is closed with a discharge cap in a state in which the fire water is not discharged inside the fire hydrant.
  • Ground hydrant with internal residual water discharge capability is provided.
  • a fire hydrant has a structure in which a fire hose can be connected from a facility for supplying fire extinguishing water to a fire engine or extinguishing an outdoor fire from a water supply pipe or a pressurized water supply device having a separate water source.
  • fire hydrants are largely divided into indoor fire hydrants and outdoor fire hydrants.
  • outdoor fire hydrants are usually classified into ground fire hydrants installed at the boundary between a driveway and a sidewalk, and underground fire hydrants installed under a road without a sidewalk.
  • the ground fire hydrant is easily found even at night or when it snows, and it is widely used due to the advantages of not only speeding up the work, but also costing cleaning or signs, but it is installed around the road where fire trucks are easily accessible. Since the car is exposed to a car, it is frequently damaged by a vehicle crash.
  • FIG. 1 is a view showing a general ground fire hydrant.
  • the ground fire hydrant penetrates an upper surface thereof so that the spindle 110 is rotatably installed and an outlet 100a is formed around the upper portion thereof, and an outlet cap for opening and closing the outlet 100a.
  • the upper portion is connected to the spindle 110 is installed in conjunction with the rotation of the spindle 110 and the vertical drainage pipe 10 embedded in the basement and
  • Horizontal drainage pipe 20 is a structure consisting of an opening and closing rod for opening and closing the passage connected.
  • the ground fire hydrant having the above structure rotates the spindle 110 to open the passage through which the vertical drainage pipe 10 and the horizontal drainage pipe 20 are connected, and extinguishing water is supplied into the body 100.
  • the spindle 110 is rotated to close the passage through which the vertical drain pipe 10 and the horizontal drain pipe 20 are connected, the supply of the extinguishing water to the inside of the body 100 is stopped.
  • the remaining water was discharged through the drain hole 20a by forming a drain hole 20a at a position where the vertical drain pipe 10 and the horizontal drain pipe 20 are connected to each other.
  • the discharge cap 300 is connected to the discharge port 100a before the remaining water in the body 100 is discharged.
  • the inside of the body 100 and the inside of the vertical drainage pipe 10 is in a vacuum state, so that the remaining water is not discharged smoothly.
  • the present invention is to open and close automatically by the internal pressure of the ground fire hydrant protruding to the ground to provide an air valve unit for introducing air into the ground fire hydrant to discharge the extinguishing water remaining inside the ground fire hydrant to the outside Ground hydrant with internal residual water discharge capability.
  • the air valve unit is formed with a screw thread along the outer periphery of the front end portion, the first hollow portion is hollow is formed, the second hollow extending from the first hollow portion is narrower than the first hollow portion
  • a coupling shaft having an additional portion and having a plurality of air inlets branched outwardly from the second hollow portion;
  • the first hollow having a front end narrower than a circumference of the first hollow part and having a circumference larger than a circumference of the second hollow part, a rear end having a circumference smaller than the circumference of the second hollow part, and an outer circumferential surface connecting the front end and the rear end of the first hollow part;
  • a packing provided to seal a passage connecting the part and the second hollow part;
  • An actuating pin connected to the center of the rear end of the packing and inserted into the first hollow part and the second hollow part, the end of which is protruded through the rear end of the coupling shaft;
  • a spring connected to the rear end side of the packing and inserted into the second
  • the opening and closing rod is characterized in that the region located inside the body made of a spring rod.
  • some areas of the opening and closing rods are implemented by spring rods, and the body is formed by bellows-shaped corrugated pipes to cushion shocks applied from the outside, as well as spring-loaded and bellows-type wrinkles due to external impacts. Even if the body embodied by the caught tube is temporarily deformed, there is an effect of returning to the original position after the impact applied is removed.
  • Figure 2 is a cross-sectional view showing a ground fire hydrant having an internal residual water discharge function according to an embodiment of the present invention.
  • FIG. 4 is an exploded cross-sectional view of an air valve unit of a ground fire hydrant having an internal residual water discharge function according to an embodiment of the present invention.
  • 5 and 6 are cross-sectional views showing the air valve unit operating state of the ground fire hydrant having an internal residual water discharge function according to an embodiment of the present invention.
  • step 410c air inlet
  • FIG. 2 is a cross-sectional view showing a ground fire hydrant having an internal residual water discharge function according to an embodiment of the present invention
  • Figure 3 is a body, the discharge cap of the ground hydrant having an internal residual water discharge function according to an embodiment of the present invention
  • an exploded perspective view showing a coupling relationship between the air valve units.
  • the present invention is capable of discharging internal residual water even when the discharge cap 300 is coupled to the discharge port 100a in a state in which residual water is not discharged therein.
  • a ground fire hydrant having a discharge function, the body 100 penetrating through an upper surface of the spindle 110 is rotatably installed, and a discharge port 100a is formed at an upper circumference, and a discharge hole cap for opening and closing the discharge port 100a.
  • Ground hydrant having an internal residual water discharge function according to an embodiment of the present invention as a device for discharging the extinguishing water remaining in the outside, the body 100, the opening and closing rod 200, and the discharge cap 300 ) And an air valve unit 400.
  • the body 100 has a cylindrical shape with a hollow inside, and communicates with a vertical drainage pipe 10 embedded in the basement with a lower surface open, and a spindle 110 penetrating through the central surface of the upper surface and protruding outward.
  • the spindle 110 is provided to allow the user to rotate.
  • the opening and closing rod 200 is rotated in conjunction with the rotation of the spindle 110, the disk packing for sealing the passage in which the vertical drain pipe 10 and the horizontal drain pipe 20 communicated with the vertical drain pipe 10 Means for providing a force to rotate and move up and down to 30, having a rounded round shape, is disposed in the interior of the body 100, the upper end is connected to the lower end of the spindle 110, the lower end It is disposed on the lower side of the vertical drain pipe (10).
  • the disk packing 30 is connected to the lower end of the opening and closing rod 200, and moved up and down by rotating in conjunction with the rotation of the opening and closing rod 200, the vertical drain pipe 10 and the horizontal drain pipe 20 ) Open and close the passage.
  • the outlet cap 300 is a means for opening and closing the outlet 100a, and a thread, that is, a male screw is formed along the outer circumference of the front end to enable coupling and disengagement of the thread formed along the inner circumference of the outlet 100a. .
  • the opening and closing rod 200 is disposed across the lower end of the vertical drainage pipe 10 across the interior of the body 100, wherein the area located inside the body 100 of the opening and closing rod 200 Consists of a spring rod 210.
  • the body 100 is made of a bellows crimped tube is made stretchable, when the impact is applied from the outside, the body 100 is bent.
  • the impact is also transmitted to the opening and closing rod 200, by implementing the region located inside the body 100 of the opening and closing rod 200 with the spring rod 210, the elasticity of the spring rod 210 It is to be able to return to the original position after temporarily bending by.
  • FIGS. 5 and 6 have an internal residual water discharge function according to an embodiment of the present invention. It is sectional drawing which shows the air valve unit operation state of above-ground fire hydrant.
  • the air valve unit 400 is a means for introducing air into the body 100, and may be coupled to a screw thread formed around an inner circumferential surface of the rear end of the outlet cap 300.
  • Coupling shaft 410 is provided, the packing 420 disposed inside the coupling shaft 410, the operation pin 430 connected to the packing 420 is installed, and the operation pin 430 It includes a spring 440 disposed to surround the outside.
  • the packing 420, the operation pin 430, and the spring 440 may be easily inserted into the first hollow part 410a and the second hollow part 410b of the coupling shaft 410.
  • the coupling shaft 410 is preferably provided so that the region in which the first hollow portion 410a is formed and the region in which the second hollow portion 410b is formed are coupled and decoupled through screwing.
  • the packing 420 is narrower from the front end to the rear end, wherein the front end is formed narrower than the circumference of the first hollow portion 410a, but wider than the circumference of the second hollow portion 410b.
  • the rear end is formed to be narrower than the circumference of the second hollow portion 410b. Accordingly, an outer circumferential surface connecting the front end and the rear end of the packing 420 is inserted into a passage where the first hollow part 410a and the second hollow part 410b are connected to each other so that the first hollow part 410a and the first end part are connected. 2 is to seal the passage connecting the hollow portion (410b).
  • the operation pin 430 has a large rounded shape, and is connected to the rear end of the packing 420 so as to be inserted into the second hollow portion 410b and the first hollow portion 410a. It is provided to protrude to the rear end of the coupling shaft 410.
  • One end of the spring 440 is fixedly installed at the rear end of the packing 420, the other end is fixedly installed at the inner rear end of the coupling shaft 410, and is disposed to surround the operating pin 430 so that external force When applied, the spring 440 has elasticity that deforms in a longitudinal direction or a direction opposite to the longitudinal direction, and returns to its original state when the force is removed.
  • the elasticity of the spring 440 is transmitted to the packing 420 and the operation pin 430 so that the packing 420 and the operation pin 430 are located in the direction in which the first hollow part 410a is located (body Inwardly), the passage in which the first hollow portion 410a and the second hollow portion 410b communicate with each other is opened to open the air inlet 410c ⁇ the second hollow portion 410b. Air flows into the body 100 through the first hollow part 410a.
  • the body 100 and the vertical drainage pipe 10 are not discharged through the drainage hole 20a by the vacuum pressure, but the fire extinguishing air valve unit having an internal residual water discharge function of the present invention. Due to the configuration of the 400, by introducing the air into the body 100, the vacuum pressure state of the body 100 and the vertical drainage pipe 10 is released and the extinguishing water is discharged to the drain hole 20a.
  • the packing 420 is normally moved inward of the body 100 by the elasticity of the spring 440.
  • the passage communicating the first hollow portion 410a and the second hollow portion 410b of the coupling shaft 410 is in an open state, and the air inlet 410c ⁇ the second hollow portion 410b ⁇ the first hollow portion.
  • the air is introduced into the body 100 through the 410a so that the air is introduced into the body 100 and the vertical drainage pipe 10 to discharge the extinguishing water into the drain hole 20a.
  • Air valve unit 400 is to automatically introduce air into the interior of the body 100, as described above, the operating pin 430 protruding from the coupling shaft 410 from the outside By pressing, air may be introduced into the body 100 manually.
  • the spindle 110 is rotated in a state in which the discharge cap 100 is coupled to the discharge cap 100a, and the opening / closing rod 200 is moved upward in association with the vertical drain tube 10 and the horizontal drain tube 20 in communication with the discharge cap 100.
  • the passage is opened, the extinguishing water is supplied to the discharge port 100a through the vertical drainage pipe 10 ⁇ the body 100.
  • the packing 420 moves the first hollow portion 410a of the coupling shaft 410 as the packing 420 moves outwardly of the body 100 due to the pressure of the extinguishing water supplied to the outlet 100a. Since it is sealed, the extinguishing water is not supplied to the second hollow portion 410b and the air inlet 410c.
  • the fire extinguishing water remaining inside the ground fire hydrant can be discharged to the outside, thereby freezing due to the remaining residual water. And freezing can be used.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

La présente invention concerne une borne d'incendie au sol ayant une fonction d'évacuation d'eau résiduelle interne, la borne d'incendie au sol comprenant une unité de soupape d'air qui est ouverte et fermée automatiquement, en raison de la pression interne dans la borne d'incendie au sol faisant saillie du sol, pour permettre à l'air d'être aspiré à l'intérieur de cette dernière de façon à permettre à l'eau restant à l'intérieur de cette dernière d'être évacuée à l'extérieur. La borne d'incendie au sol comprend : un corps disposé sur le sol et exposé pour l'alimentation en eau, et ayant des sorties d'évacuation sur la surface circonférentielle externe de celui-ci et une broche rotative sur la partie supérieure de ce dernier ; une tige d'ouverture/fermeture disposée à l'intérieur du corps et reliée à l'extrémité inférieure de la broche pour être liée à la rotation de cette dernière pour ouvrir et fermer les passages d'un tuyau d'évacuation vertical et d'un tuyau d'évacuation horizontal reliés à cette dernière ; des capuchons de sortie d'évacuation pour ouvrir et fermer les sorties d'évacuation ; et des unités de soupape d'air installées sur les capuchons de sortie d'évacuation, chacune s'ouvrant et se fermant automatiquement en raison de la pression interne du corps pour ainsi aspirer l'air à l'intérieur de ce dernier.
PCT/KR2016/005049 2015-05-13 2016-05-13 Borne d'incendie au sol ayant une fonction d'évacuation d'eau résiduelle interne WO2016182381A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150066498A KR101564196B1 (ko) 2015-05-13 2015-05-13 내부 잔류용수 배출 기능을 갖는 지상 소화전
KR10-2015-0066498 2015-05-13

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WO2016182381A1 true WO2016182381A1 (fr) 2016-11-17

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WO (1) WO2016182381A1 (fr)

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Publication number Priority date Publication date Assignee Title
KR101705807B1 (ko) * 2016-08-17 2017-02-10 육송(주) 옥외소화전

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200296539Y1 (ko) * 2002-07-02 2002-11-29 박우봉 소화전
KR200396621Y1 (ko) * 2005-07-04 2005-09-23 주식회사 육송 소화전용 소방호스 릴 장치의 드레인 밸브
KR200425999Y1 (ko) * 2006-06-27 2006-09-19 주식회사 아이엠코리아가스보일러 다기능 에어벤트
KR200449186Y1 (ko) * 2008-07-11 2010-06-23 중앙공업 주식회사 지상소화전
KR101022496B1 (ko) * 2010-11-19 2011-03-16 홍창기 소방수 배관의 잔여 에어 배출장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200296539Y1 (ko) * 2002-07-02 2002-11-29 박우봉 소화전
KR200396621Y1 (ko) * 2005-07-04 2005-09-23 주식회사 육송 소화전용 소방호스 릴 장치의 드레인 밸브
KR200425999Y1 (ko) * 2006-06-27 2006-09-19 주식회사 아이엠코리아가스보일러 다기능 에어벤트
KR200449186Y1 (ko) * 2008-07-11 2010-06-23 중앙공업 주식회사 지상소화전
KR101022496B1 (ko) * 2010-11-19 2011-03-16 홍창기 소방수 배관의 잔여 에어 배출장치

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