WO2009054666A2 - Tête d'asperseur - Google Patents

Tête d'asperseur Download PDF

Info

Publication number
WO2009054666A2
WO2009054666A2 PCT/KR2008/006228 KR2008006228W WO2009054666A2 WO 2009054666 A2 WO2009054666 A2 WO 2009054666A2 KR 2008006228 W KR2008006228 W KR 2008006228W WO 2009054666 A2 WO2009054666 A2 WO 2009054666A2
Authority
WO
WIPO (PCT)
Prior art keywords
sprinkler head
lever
fuse
shaped lever
water
Prior art date
Application number
PCT/KR2008/006228
Other languages
English (en)
Other versions
WO2009054666A3 (fr
Inventor
In-Jin Jung
Original Assignee
In-Jin Jung
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 In-Jin Jung filed Critical In-Jin Jung
Priority to CN2008801176992A priority Critical patent/CN101932364B/zh
Publication of WO2009054666A2 publication Critical patent/WO2009054666A2/fr
Publication of WO2009054666A3 publication Critical patent/WO2009054666A3/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/58—Pipe-line systems
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
    • A62C37/10—Releasing means, e.g. electrically released
    • A62C37/11—Releasing means, e.g. electrically released heat-sensitive
    • A62C37/12—Releasing means, e.g. electrically released heat-sensitive with fusible links
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C35/00—Permanently-installed equipment
    • A62C35/58—Pipe-line systems
    • A62C35/68—Details, e.g. of pipes or valve systems
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers

Definitions

  • the present invention relates to a sprinkler head, and more particularly, to a sprinkler head that is provided with a fuse having an F-shaped lever and a P-shaped lever, thereby performing a water spray operation rapidly and accurately, while preventing the leakage of water from the sprinkler head and the malfunction of the sprinkler head.
  • FIG.1 is a sectional view showing a conventional fuse-type sprinkler head using a fusible metal.
  • the conventional fuse-type sprinkler head includes a nozzle part 120 connected to a water supply pipe, a head part 140 coupled to the nozzle part 120 and having valve means adapted to be opened and closed to permit and stop the supply of water from the nozzle part 120; and a water spray plate 150 connected to one side of the head part 140 so as to spray the water supplied from the nozzle part 120 by the opening of the valve means.
  • the valve means is connected to a sealing cap 130 adapted to close a water drain outlet 110 and has a plurality of levers 141, 142 and 143 supported by means of a support rod 145 in such a manner as to allow the sealing cap 130 to be pressurized against the water drain outlet 110 thus to keep the sealing state between the sealing cap 130 and the front distal end of the nozzle part 120 and has a heat fusible metal 144 disposed and connected to the plurality of levers 141, 142 and 143.
  • the water pressure applied from the upper side of the sprinkler head and the force pushing from the lower side of the sprinkler head become strong, and therefore, if the sprinkler head is not used for a long period of time, the levers are pushed and inserted into the fusible metal, so that the sealing cap is not brought into close contact with the water drain outlet, thereby causing water leakage therefrom. Also, the levers may be bent by the pressures of the upper and lower sides of the sprinkler head.
  • the present invention has been made in view of the above-mentioned problems occurring in the prior art, and it is an object of the present invention to provide a sprinkler head including a fuse having an F-shaped lever and a P-shaped lever.
  • a sprinkler head including: a frame coupled to a water drain passageway; a water spray plate coupled to the distal end of the frame; a fuse having a first lever and a second lever disposed supportedly by a height-adjusting means disposed at the center of the water spray plate; and a sealing cap adapted to close a water drain outlet of the water drain passageway in such a manner as to be supported by means of the fuse.
  • the first lever is of an approximately F- like shape in such a manner as to be bent to an approximately ⁇ -like shape at one end thereof and to support the sealing cap at the other end thereof.
  • the first lever has a support stand formed protrudedly from the middle portion thereof and reinforcements attached at the both sides of the middle portion thereof.
  • the second lever has a groove formed at one end thereof in such a manner as to insert the height-adjusting means protruded from the center of the water spray plate thereinto.
  • the first lever and the second lever are coupled to each other by means of a fusible metal.
  • the sprinkler head according to the present invention is provided with the fuse having the F-shaped lever and the P-shaped lever, such that the structure of the sprinkler head is simplified to allow the installation to be very ease.
  • the sprinkler head according to the present invention is provided with the reinforcements attached on each of the F-shaped lever and the P-shaped lever, so as to prevent the levers from being further bent and deformed, thereby keeping water from being leaked.
  • FIG.1 is a sectional view showing a conventional fuse-type sprinkler head using a fusible metal
  • FIG.2 is a sectional view showing a sprinkler head according to the present invention, which is ready to operate
  • FIG.3 is a sectional view showing the sprinkler head according to the present invention, which is in an operating state
  • FIG.4 is a perspective view showing an F-shaped lever of the sprinkler head according to the present invention
  • FIG.5 is a perspective view showing a P-shaped lever of the sprinkler head according to the present invention
  • FIG.6 is a sectional view showing a fuse of the sprinkler head according to the present invention.
  • FIG.2 is a sectional view showing a sprinkler head according to the present invention, which is ready to operate.
  • the sprinkler head 200 includes: a frame 220 coupled to a water drain passageway 300; a water spray plate 260 coupled to the distal end of the frame 220; a fuse 230 supported by a height-adjusting means 250 disposed at the center of the water spray plate 260; and a sealing cap 210 adapted to close a water drain outlet 310 of the water drain passageway 300 in such a manner as to be supported by means of the fuse 230.
  • the frame 220 is coupled to the water drain outlet
  • the water drain outlet 310 is connected to the water drain passageway 300 and is adapted to drain water from the frame 220 in such a manner as to be closed by means of the sealing cap 210.
  • the fuse 230 is disposed in the space between the sealing cap 210 and the water spray plate 260 and is supported by means of the height-adjusting means 250 disposed at the center of the water spray plate 260.
  • the height- adjusting means 250 is desirably formed of a male screw. As the height-adjusting means 250 is fastened, the fuse 230 is moved upwardly so that the sealing cap 210 and the water drain outlet 310 are in a firm sealing state.
  • the fuse 230 is composed of an F-shaped lever 231 and a P-shaped lever 236 in such a manner as to be coupled to each other by means of a fusible metal 240.
  • the F-shaped and P- shaped levers 231 and 236 have reinforcements adapted to prevent them from being bent, and the formation of the reinforcements on the F-shaped and P-shaped levers and the shapes of the F-shaped and P-shaped levers enable the fusible metal 240 to be disposed in the space therebetween, without any movement.
  • the fusible metal 240 is formed of low- temperature lead that has a melting temperature lower than a melting temperature (about 327 0 C) of general lead, such that it can be rapidly responsive to the generation of a fire.
  • the fusible metal may be formed of general lead, fusible alloy, solder, or an alloy made by mixing lead with thallium (Ti), polonium (Po), and bismuth (Bi) having a lower melting point than lead.
  • FIG.3 is a sectional view showing the sprinkler head according to the present invention, which is at an operating state, wherein if a room temperature is raised over a reference value at the time of a fire occurrence, the fusible metal 240 is melted such that the F-shaped lever 231 and the P-shaped lever 236 are separated from each other to permit the sealing cap 210 to open the water drain outlet 310, thereby expelling water from the sprinkler head.
  • FIG.4 is a perspective view showing the F-shaped lever of the sprinkler head according to the present invention.
  • the F-shaped lever 231 is bent to an approximately ⁇ -like shape at one end thereof and has a support stand 233 formed protrudedly from the middle portion thereof in such a manner as to support the P-shaped lever 236.
  • the F-shaped lever 231 has reinforcements 234 fixedly attached at the both sides of the middle portion thereof so as to prevent the F-shaped lever 231 from being bent by means of the pressures applied from the upper and lower portions thereof.
  • the reinforcements 234 may have a higher thickness than the middle portion of the F- shaped lever 231 in such a manner as to be formed integrally with the F-shaped lever 231.
  • the F-shaped lever 231 is adapted to support the sealing cap 210 at the other end thereof.
  • the internal angle of the ⁇ -like bent portion of the F-shaped lever 231 includes the ranges of acute and obtuse angles.
  • FIG.5 is a perspective view showing the P-shaped lever of the sprinkler head according to the present invention.
  • the P-shaped lever 236 has a groove 238 formed on the top end member 237 in such a manner as to insert the height-adjusting means 250 protruded from the center of the water spray plate 260 thereinto.
  • FIG.6 is a sectional view showing the fuse of the sprinkler head according to the present invention.
  • the F-shaped lever 231 and the P-shaped lever 236 are coupled by means of the fusible metal 236, thereby forming the fuse 230.
  • the P- shaped lever 236 is supported at one end thereof by means of the support stand 232 of the F-shaped lever 231, and a top end member 232 of the F-shaped lever 231 is coupled to the top end member 237 of the P-shaped lever 236 by means of the fusible metal 240, thereby forming the fuse 230.
  • the space where the fusible metal 240 is positioned has a width in a range of 1 mm to 1.5 mm, which is maintained until the sprinkler head is really operated.
  • the fuse 230 that is configured by the coupling of the F-shaped lever 231 and the P- shaped lever 236 supports the sealing cap 210 at one end thereof and is supported at the other end thereof by means of the height-adjusting means 250 disposed at the center of the water spray plate 260.
  • the reinforcements 233 and 238 are provided on the both sides of the F-shaped lever 231 and the P-shaped lever 236. The formation of the reinforcements 233 and 238 keeps the fuse 230 from being deformed even on the application of the pressure from the sealing cap 210 and the height-adjusting means 250, such that the space where the fusible metal 240 is located can be always maintained.

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

L'invention porte sur une tête d'asperseur et plus particulièrement sur une tête d'asperseur munie d'un fusible présentant un levier en F et un levier en P et assurant de ce fait une pulvérisation d'eau rapide et précise tout en évitant les fuites et les dysfonctions de la tête. Ladite tête comporte: un cadre relié à une conduite d'eau; une plaque de pulvérisation d'eau couplée à l'extrémité distale du cadre; un fusible muni d'un premier levier et d'un deuxième levier montés sur un moyen de réglage en hauteur placé au centre de la susdite plaque; et un obturateur monté sur le fusible et conçu pour obturer l'orifice de sortie de la conduite d'eau.
PCT/KR2008/006228 2007-10-22 2008-10-22 Tête d'asperseur WO2009054666A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2008801176992A CN101932364B (zh) 2007-10-22 2008-10-22 喷洒头

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2007-0106099 2007-10-22
KR1020070106099A KR100934754B1 (ko) 2007-10-22 2007-10-22 스프링클러 헤드

Publications (2)

Publication Number Publication Date
WO2009054666A2 true WO2009054666A2 (fr) 2009-04-30
WO2009054666A3 WO2009054666A3 (fr) 2009-11-05

Family

ID=40580238

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2008/006228 WO2009054666A2 (fr) 2007-10-22 2008-10-22 Tête d'asperseur

Country Status (3)

Country Link
KR (1) KR100934754B1 (fr)
CN (1) CN101932364B (fr)
WO (1) WO2009054666A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021172826A3 (fr) * 2020-02-25 2021-10-21 정인진 Fusible d'arroseur en alliage

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101384318B1 (ko) * 2011-12-14 2014-04-10 정인진 스프링클러 헤드
WO2014200124A1 (fr) * 2013-06-10 2014-12-18 Jeong In Jin Tête d'arroseur
CN107548969A (zh) * 2017-08-29 2018-01-09 山东省农业机械科学研究院 农用旋转振动喷洒装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4376465A (en) * 1975-03-25 1983-03-15 Grunau Company Co. Sprinkler head
US4570720A (en) * 1980-07-18 1986-02-18 The Viking Corporation Sprinkler head
JP2002017886A (ja) * 2000-07-12 2002-01-22 Yamato Protec Co スプリンクラーヘッド

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS518698U (fr) 1974-07-04 1976-01-22
KR100342703B1 (ko) * 2000-02-21 2002-07-04 길종진 스프링클러장치 및 그 제어방법

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4376465A (en) * 1975-03-25 1983-03-15 Grunau Company Co. Sprinkler head
US4570720A (en) * 1980-07-18 1986-02-18 The Viking Corporation Sprinkler head
JP2002017886A (ja) * 2000-07-12 2002-01-22 Yamato Protec Co スプリンクラーヘッド

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021172826A3 (fr) * 2020-02-25 2021-10-21 정인진 Fusible d'arroseur en alliage

Also Published As

Publication number Publication date
WO2009054666A3 (fr) 2009-11-05
CN101932364A (zh) 2010-12-29
KR20090040643A (ko) 2009-04-27
KR100934754B1 (ko) 2009-12-30
CN101932364B (zh) 2012-11-28

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