CN1496745A - Water-spraying head - Google Patents
Water-spraying head Download PDFInfo
- Publication number
- CN1496745A CN1496745A CNA031603890A CN03160389A CN1496745A CN 1496745 A CN1496745 A CN 1496745A CN A031603890 A CNA031603890 A CN A031603890A CN 03160389 A CN03160389 A CN 03160389A CN 1496745 A CN1496745 A CN 1496745A
- Authority
- CN
- China
- Prior art keywords
- fountain head
- valve
- ring
- cramping body
- aforementioned
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000005507 spraying Methods 0.000 title 1
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910000743 fusible alloy Inorganic materials 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 11
- 229920001971 elastomer Polymers 0.000 claims description 4
- 239000000806 elastomer Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000004927 fusion Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- 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
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
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
Provided is a sprinkler head whose lock mechanism and a valve are not scattered after operating the sprinkler head. This sprinkler head is equipped with a head body which is connected to water supply piping and has a hollow nozzle, a valve which closes the nozzle outlet of the head body, the lock mechanism which comprises a pair of upper and lower clamp bodies to support the valve at a closing position and an expandable/contractible ring, a deflector which is connected to the lower clamp body, and a heat sensitive part which is connected to the lock mechanism and reacts to heat to release the lock mechanism, in this order from the water supply piping side. Usually, the ring of the lock mechanism is in an expanded state and the outside of the ring is engaged with the lower end of the head body to keep the valve body in a closed state. In the sprinkler head, the diameter of the deflector is larger than the diameter of the ring. The ring is placed higher than the deflector. The valve body to close the nozzle outlet is placed inside a dent in the upper part of the upper clamp body. The upper end of the upper clamp body is bent inward.
Description
Technical field
The present invention relates to a kind of fountain head of the usefulness of putting out a fire.
Background technology
Fountain head is to be connected to the water for fire extinguishing source of supply, and when breaking out of fire, inner valve body is opened, and scatters the water for fire extinguishing of being sent here by the water for fire extinguishing source of supply, and the compacting fire is put out a fire.
As the fountain head of prior art, for example in patent documentation 1,2,3, be described.
The fountain head of patent documentation 1 as shown in Figure 6, below the valve body 3 of the nozzle 2 that stops up main body 1, is provided with locking mechanism via disk spring.Locking mechanism is made of a pair of cramping body 4,5 up and down and the ring 6 that is clamped in the portions cut between the cramping body 4,5, screws in spiral by the bolt that will connect temperature-sensitive portion and is arranged on the internal thread of center of cramping body 4,5, makes to encircle 6 and be in expansion state.
The ring 6 of clamped body 4,5 expansion is in from the outstanding state of the periphery of cramping body 4,5, and this ledge block on the inclined-plane 8 on the inward flange top of framework 7, is pressed valve body 3 and with its locking to nozzle 2 thrusters.
When breaking out of fire, by as the low-melting alloy fusion in the cylinder 9 that is arranged on the temperature-sensitive portion on the bottom of cramping body 4,5, the cramping body 5 of downside moves downwards by ring 6 convergent force, up and down between the cramping body 4,5 ring 6 be to return to original shape and be held.
By encircling 6 contraction, remove block, cramping body 4,5 falls, the valve body 3 that is being pushed by cramping body 4,5 also falls, the top that is arranged on the air deflector D on the valve body 3 by block on the inclined-plane 8 of the inward flange of aforesaid frame 7.By the opening of valve body 3, nozzle 2 is opened, and emits water for fire extinguishing, meets on the air deflector D, spreads to indoorly, suppresses fire and puts out a fire.
Above-mentioned fountain head is a kind of the beginning after the action, and to the outstanding rakish fountain head in indoor, the main body 1 of fountain head and valve body 3, air deflector D etc. are on the position that is embedded in the ceiling air deflector D from ceiling surface.Be a kind of from indoor on the face of ceiling, can see the cylinder 9 that comprises fountain head interior temperature-sensitive portion, the excellent fountain head of design.
In patent documentation 2,3, the quick type fountain head of miniaturization has been described, to compare with the fountain head of patent documentation 1, air deflector is arranged on the position of more close below, has shortened the whole length of fountain head.In these fountain heads, when fountain head moved, locking mechanism and valve body, temperature-sensitive portion etc. dispersed, and nozzle is opened, and water for fire extinguishing is spread to indoor by air deflector.
Patent documentation 1 is No. 4618002 specification of United States Patent (USP).
Patent documentation 2 is No. 5094298 specifications of United States Patent (USP).
Patent documentation 3 is real fair 5-38760 communiques.
Action by above-mentioned fountain head, parts such as the locking mechanism that falls and valve body, temperature-sensitive portion should disperse, the inward flange that might hang over air deflector or framework is first-class, hinders flowing of the water for fire extinguishing of emitting from nozzle, has to make the possibility that spreads to indoor water for fire extinguishing deflection.
In addition, when fountain head moved, above-mentioned parts dispersed, but under situations such as fountain head generation misoperation, in order to ascertain the reason, these parts need to be reclaimed and investigate.But, sometimes, washing away from the fountain head water for fire extinguishing that the parts that fall can be emitted from nozzle that disperses, the parts that reclaiming disperses falls are very difficult.
Summary of the invention
The object of the present invention is to provide and a kind ofly have at the do not disperse fountain head of the structure fallen of fountain head action back, locking mechanism and valve.
For achieving the above object, a kind of fountain head of the present invention from feedwater pipe arrangement side, is disposed with: be connected, have the main body of hollow nozzle with this feedwater pipe arrangement; The valve of the jet expansion of locking main body; By a pair of up and down cramping body and the locking mechanism that can expand, the circlet that contracts constitutes that valve are supported on the closed position; The air deflector that is connected with the downside cramping body, when valve is opened, will scatters from the water that nozzle is emitted; Be connected with locking mechanism, heat is produced reaction and temperature-sensitive portion that locking mechanism is removed, this fountain head, the ring of its locking mechanism is in expansion state at ordinary times, the outside block of ring is in the lower end of main body, valve is in closed condition, wherein, the diameter of air deflector is greater than the diameter of ring, and ring is arranged on the top of air deflector.
A kind of fountain head of the present invention from feedwater pipe arrangement side, is provided with: be connected, have the main body of hollow nozzle with this feedwater pipe arrangement; The valve of the jet expansion of locking main body; Valve is supported on the closed position, inside has a pair of cramping body up and down in hole, clamping has the rubber-like ring between cramping body up and down, be filled with low-melting alloy in inside, have at axial direction under the state that the cramping body bottom of the bottom surface of cylinder of through hole and downside is combined together, the external screw thread bolt that will have flange part from the cylinder side inserts in the through hole of cylinder, and then, be screwed into the internal thread in the hole of cramping body that spiral is arranged on upside, thereby the periphery block of the ring that will expand is being located in the inward flange portion of main body lower end, valve is in closed condition at ordinary times thus, wherein, the diameter of the air deflector that will scatter from the water that nozzle is emitted when opening valve is greater than the diameter of ring, and air deflector is arranged on the cramping body of downside.
Fountain head of the present invention, wherein, in aforementioned fountain head, the urceolus of main body covered bottom cylindraceous is set on main body, the lower end of this urceolus is the inward flange shape, can slide between lower body part and the urceolus, when fountain head moves by the guide ring of aforementioned inward flange block on, be connected to air deflector via a plurality of pins.
Fountain head of the present invention, wherein, in aforementioned fountain head, the valve of locking jet expansion is overlayed on the lip-deep seal of valve body by valve body and quilt and is constituted, and valve body is arranged in the recess on upside cramping body top, can not come off from the upside cramping body.
Fountain head of the present invention wherein, in aforementioned fountain head, is provided with elastomer between valve body and upside cramping body, valve body and elastomer are arranged in the recess on upside cramping body top, and the upper end of upside cramping body is crooked to the inside.
Fountain head of the present invention, wherein, in aforementioned fountain head, setting can be connected, cover the lid of fountain head with the bottom of urceolus.
Fountain head of the present invention wherein, in aforementioned fountain head, covers the lid of fountain head, and the action than fountain head when breaking out of fire is earlier moved, and fountain head is exposed.
Fountain head of the present invention, wherein, in aforementioned fountain head, the lid that covers fountain head is connected in the bottom of urceolus by heat insulating member, form on heat insulating member and faying face aforementioned cover by the superficial layer that constitutes with the good material of the associativity of low-melting alloy, this superficial layer and aforementioned cover are combined by low-melting alloy.
When fountain head moves, air deflector is by the guide ring setting of hanging down, above air deflector, has locking mechanism, and then temperature-sensitive portion is connected in locking mechanism by screw element, so when action, locking mechanism and temperature-sensitive portion can not disperse as existing fountain head, so, can be after the fountain head action, temperature-sensitive portion is in not the state that comes off from fountain head and carries out the distribution of water for fire extinguishing, when fountain head moves owing to the reason beyond the fire, can keep parts reliably as the sample of the usefulness of investigating the cause, improve the precision of investigation.
In addition, by being imbedded, valve body is arranged in the cramping body, when fountain head moves, valve body hangs in the framework can be in prior art, the water for fire extinguishing that scatters can not produce and depart from, and when fountain head moves, can improve water for fire extinguishing and always can be spread in indoor reliability equably.
Description of drawings
Fig. 1 is the cutaway view of embodiment 1;
Fig. 2 is the amplification view of temperature-sensitive operating member;
Fig. 3 is the cutaway view of explanation assembled state;
Cutaway view when Fig. 4 is action;
Fig. 5 is the cutaway view of embodiment 2;
Fig. 6 is the cutaway view of the fountain head of prior art.
The specific embodiment
Optimised form of the present invention is implemented in embodiment 1 expression.In addition, embodiment 2 is situations that the lid that the fountain head overlay masking is used is set on the fountain head of embodiment 1.
Embodiment 1
Below, referring to figs. 1 through Fig. 4 embodiments of the invention 1 are described.Fig. 1 is the cutaway view of embodiment 1, and Fig. 2 is the amplification view of temperature-sensitive portion, and Fig. 3 is the cutaway view of explanation assembled state, the cutaway view when Fig. 4 is action.
The fountain head of embodiment 1, by main body 10, framework 20, valve 30, watering portion 40, temperature-sensitive operating member 50 constitutes.
Mid portion is flange shape flange 15, and the top block of urceolus 16 is on the periphery of flange 15.The lower end of urceolus 16 forms ladder towards axial direction, constitutes inward flange 17, but the described guide ring 42 in block back.
In addition, run through that on the side a plurality of holes 23 being set, this hole 23 is external screw thread 14 threaded engagement of the framework 20 of the temperature-sensitive operating member 50 of packing into and main body 10 time, is used for card and hangs spanner.
Valve 30 is tabular, formation protuberance on central part.Valve 30 below dish shape spring 31 is set, be provided with in the modes in the cramping body 51 of the upside of imbedding temperature-sensitive operating member 50.Valve 30 utilizes temperature-sensitive operating member 50 to be pushed on the aforementioned valve seat 12 via seal 32.
Watering portion 40, by air deflector 41, guide ring 42 is sold 43 formations such as grade.
Guide ring 42 utilizes pin 43,43 to be connected with air deflector 41 in the form of a ring, is arranged on the below of flange 15 via spring 45.Guide ring 42 can slide between the interior week of the lower, outer perimeter of main body 10 and urceolus 16.
Temperature-sensitive operating member 50 is by utilizing two cramping bodies 51,52 and encircling 53 locking mechanisms that constitute, constitute as the cylinder 54 of thermo-detective material and the bolt 55 that connects locking mechanism and thermo-detective material.Roughly the same described in the temperature-sensitive operating member that is provided with among the present invention and No. 4618002 specification of the United States Patent (USP) that in the prior art item, illustrates, below, the main different part of description architecture.
On the periphery lower end on top 56, ring accommodation section 58 is set, thereby forms end difference.
In the bottom of cramping body 52, form end difference on week, hole 61 is set.Cooperate the bolt 55 that cylinder 54 is installed to insert and connect these holes 61, with internal thread 59 threaded engagement of the cramping body 51 of the inside that is contained in cramping body 52.
In addition, for the heat that cylinder 54 is absorbed is not delivered to cramping body 52, can between heat collector 64 and cramping body 52, clamp thermal insulation barriers 65.Thermal insulation barriers 65 also can make heat can not escape by between heat collector 64 and cramping body 52 space being set except the material that can utilize the heat conductivity difference forms.
Then, the assembling procedure to embodiment 1 describes.
At first, assembling temperature-sensitive operating member 50.Ring 53 is installed in the cramping body 51 of having imbedded valve 30 and has fixedly installed between the cramping body 52 of watering portion 40, cramping body 51 is received in the cramping body 52, cooperate the bolt 55 that aforementioned cylinder 54 grades have been installed to be screwed on the internal thread 59 of cramping body 51, make cylinder 54 and cramping body 52 can not come off.
Secondly, for the position corresponding to the inward flange 22 of framework 20, the position of the ring 53 of the temperature-sensitive operating member 50 that will assemble as mentioned above, make ring 53 expansions, swivel bolt 55 arrives blocks till on the position of the inward flange 22 of framework 20 up to ring 53.
Then, spring 45 is installed on the main body 10 from the cooperation of external screw thread 14 sides, the internal thread 21 that the framework 20 of temperature-sensitive operating member 50 has been installed is screwed on the external screw thread 14 of main body 10.At this moment, the spanner card is suspended to makes it rotation on the hole 23 of framework 20, can operate at an easy rate.
Screw on the external screw thread 14 of main body 10 by the internal thread 21 with framework 20, valve 30 is pressed on the valve seat 12 of nozzle 11, seal 32 is eaten into valve seat 12, with nozzle 11 obturations.In addition, by disk spring 31 is set, valve 30 can deflection, seal 32 can be eaten equably into valve seat 12.
At last, after the mode that is arranged at the temperature-sensitive operating member 50 of main body 10 with covering was loaded onto urceolus 16 cover, by with the upper end of the urceolus 16 flange 15 bending blocks to main body 10, assembling finished.
Below, the action of embodiment 1 is described.
The fountain head of embodiment 1 is connected with the interior feedwater pipe arrangement of ceiling that is laid in, and is arranged on cylindrical portions may from the position that ceiling surface is given prominence to.When breaking out of fire, by the heat of fire cylinder 54 and heat collector 64 are heated up, heat is passed to the low-melting alloy of cylinder 54 inside.
When flowed out the outside, ring 53 push cramping body 52 downwards by restoring force, returns original shape when the low-melting alloy melted by heating and from cylinder 54, with the block releasing of the inward flange 22 of ring 53 and framework 20.
Like this, by the pressure and the spring 45 that are filled into the water for fire extinguishing in the nozzle 11, valve 30 lifts off a seat 12.Simultaneously, guide ring 42 is pushed out, and slides in urceolus 16, and block is on the inward flange 17 of urceolus 16 lower ends.
Water for fire extinguishing of being emitted by nozzle 11 and air deflector 41 collisions spread to indoorly equably, suppress and knock out fire.
Embodiment 2
Secondly, with reference to Fig. 5 embodiment 2 is described.Fig. 5 is the cutaway view of embodiment 2.Embodiment 2, are the examples that the lid that the overlay masking fountain head uses is set on the fountain head of embodiment 1.
Lid is made of support member 70, combination member 71, cover plate 72.
The lower end is the flange shape of expansion laterally, at a plurality of positions of this flange part 74, is provided with a plurality of from the sagging connecting portion 75 of flange surface downwards.The lower end of connecting portion 75 bends to level, and lower surface secure bond member 71 utilizes this connecting elements 71 to combine with cover plate 72.
In addition, low-melting alloy preferably uses the alloy lower than the melt temperature of the low-melting alloy that is used for fountain head.
The following describes the operation on the fountain head that lid with said structure is arranged on embodiment 1.
Rotation connects the tube portion of support member 70 of the lid of cover plates 72 via combination member 71 on urceolus 16, is connected, is arranged on the fountain head on the ceiling surface thereby be embedded into the interior feedwater pipe arrangement of ceiling that is laid in.
Like this, be arranged on the projection T on the periphery of urceolus 16 and helicla flute 73 threaded engagement of support member 70.And then, make water spray skull rotation, when the upper surface of the flange part 74 of support member 70 contacted with ceiling surface, setting completed.
Secondly, the action during to breaking out of fire describes.When breaking out of fire, cover plate 72 absorbs the heat that fire produce, and transfers heat on the low-melting alloy that is positioned at the joint portion of combination member 71.Pass to the heat of low-melting alloy,,, can make the low-melting alloy fusion expeditiously so heat is not delivered to support member 70 because the matrix material of combination member 71 is to form with the bad material of heat conductivity.
When the low-melting alloy fusion, when cover plate 72 fell, fountain head exposed, and the heat that fire produces is absorbed by cylinder 54 and heat collector 64, passes to the low-melting alloy in the cylinder 54, the fountain head action.
Claims (8)
1, a kind of fountain head from feedwater pipe arrangement side, is disposed with: be connected, have the main body of hollow nozzle with this feedwater pipe arrangement; The valve of the jet expansion of locking main body; By a pair of up and down cramping body and the locking mechanism that can expand, the circlet that contracts constitutes that valve are supported on the closed position; The air deflector that is connected with the downside cramping body, when valve is opened, will scatters from the water that nozzle is emitted; Be connected with locking mechanism, heat is produced reaction and temperature-sensitive portion that locking mechanism is removed, this fountain head, the ring of its locking mechanism is in expansion state at ordinary times, and the outside block of ring is in the lower end of main body, and valve is in closed condition, it is characterized in that,
The diameter of air deflector is greater than the diameter of ring, and ring is arranged on the top of air deflector.
2, a kind of fountain head from feedwater pipe arrangement side, is provided with: be connected, have the main body of hollow nozzle with this feedwater pipe arrangement; The valve of the jet expansion of locking main body; Valve is supported on the closed position, inside has a pair of cramping body up and down in hole, clamping has the rubber-like ring between cramping body up and down, be filled with low-melting alloy in inside, have at axial direction under the state that the cramping body bottom of the bottom surface of cylinder of through hole and downside is combined together, the external screw thread bolt that will have flange part from the cylinder side inserts in the through hole of cylinder, and then, be screwed into the internal thread in the hole of cramping body that spiral is arranged on upside, thereby the periphery block of the ring that will expand is being located in the inward flange portion of main body lower end, valve is in closed condition at ordinary times thus, it is characterized in that
The diameter of the air deflector that will scatter from the water that nozzle is emitted when opening valve is greater than the diameter of ring, and air deflector is arranged on the cramping body of downside.
3, fountain head as claimed in claim 1 or 2, it is characterized in that, in aforementioned fountain head, the urceolus of main body covered bottom cylindraceous is set on main body, the lower end of this urceolus is the inward flange shape, can slide between lower body part and the urceolus, when fountain head moves by the guide ring of aforementioned inward flange block on, be connected to air deflector via a plurality of pins.
4, fountain head as claimed in claim 1 or 2 is characterized in that, in aforementioned fountain head, the valve of locking jet expansion, overlayed on the lip-deep seal of valve body by valve body and quilt and constitute, valve body is arranged in the recess on upside cramping body top, can not come off from the upside cramping body.
5, fountain head as claimed in claim 4 is characterized in that, in aforementioned fountain head, between valve body and upside cramping body elastomer is set, and valve body and elastomer are arranged in the recess on upside cramping body top, and the upper end of upside cramping body is crooked to the inside.
6, fountain head as claimed in claim 3 is characterized in that, in aforementioned fountain head, setting can be connected, cover the lid of fountain head with the bottom of urceolus.
7, fountain head as claimed in claim 6 is characterized in that, in aforementioned fountain head, covers the lid of fountain head, and the action than fountain head when breaking out of fire is earlier moved, and fountain head is exposed.
8, fountain head as claimed in claim 6, it is characterized in that, in aforementioned fountain head, the lid that covers fountain head is connected in the bottom of urceolus by heat insulating member, form on heat insulating member and faying face aforementioned cover by the superficial layer that constitutes with the good material of the associativity of low-melting alloy, this superficial layer and aforementioned cover are combined by low-melting alloy.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002290619 | 2002-10-03 | ||
| JP2002290619 | 2002-10-03 | ||
| JP2003298247A JP2004141647A (en) | 2002-10-03 | 2003-08-22 | Sprinkler head |
| JP2003298247 | 2003-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1496745A true CN1496745A (en) | 2004-05-19 |
Family
ID=32473395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031603890A Pending CN1496745A (en) | 2002-10-03 | 2003-09-29 | Water-spraying head |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2004141647A (en) |
| KR (1) | KR20040031585A (en) |
| CN (1) | CN1496745A (en) |
| TW (1) | TW200417388A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102834147A (en) * | 2010-04-06 | 2012-12-19 | 千住灭火器株式会社 | Sprinkler head |
| CN109529238A (en) * | 2018-09-29 | 2019-03-29 | 深圳市荣中消防装饰工程有限公司 | Indoor fire-fighting fire prevention system |
| CN114555193A (en) * | 2019-12-24 | 2022-05-27 | 千住灭火器株式会社 | Sprinkler head |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4654025B2 (en) * | 2004-12-27 | 2011-03-16 | 株式会社立売堀製作所 | Sprinkler head |
| BRPI0719101B1 (en) * | 2006-11-28 | 2018-02-14 | Tyco Fire Products Lp | Hidden SPRINKLER |
| KR102031373B1 (en) * | 2009-12-28 | 2019-11-08 | 노미 보사이 가부시키가이샤 | Sprinkler head |
| KR101331157B1 (en) * | 2009-12-29 | 2013-11-19 | 주식회사 우당기술산업 | Heat collector for head of sprinkler |
| JP5279772B2 (en) * | 2010-08-06 | 2013-09-04 | 能美防災株式会社 | Closed sprinkler head |
| KR101997694B1 (en) * | 2018-08-01 | 2019-07-10 | 최영표 | Sprinkler head |
| AU2021298964A1 (en) * | 2020-06-29 | 2022-11-03 | Tyco Fire Products Lp | Systems and methods of sprinkler deflector deployment |
| WO2022074568A1 (en) * | 2020-10-06 | 2022-04-14 | Tyco Fire Products Lp | Clean agent system nozzle with pressure controlled cover plate |
| CN114053637B (en) * | 2021-08-03 | 2023-01-17 | 郑州大学 | Fire control shower nozzle with exempt from to weld locking device |
| CN115040815B (en) * | 2022-05-31 | 2022-12-30 | 福建省双龙消防科技有限公司 | Closed suspension type sprinkler head with falling end |
-
2003
- 2003-08-22 JP JP2003298247A patent/JP2004141647A/en active Pending
- 2003-09-04 TW TW092124447A patent/TW200417388A/en unknown
- 2003-09-19 KR KR1020030064953A patent/KR20040031585A/en not_active Application Discontinuation
- 2003-09-29 CN CNA031603890A patent/CN1496745A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102834147A (en) * | 2010-04-06 | 2012-12-19 | 千住灭火器株式会社 | Sprinkler head |
| CN102834147B (en) * | 2010-04-06 | 2015-02-25 | 千住灭火器株式会社 | Sprinkler head |
| CN109529238A (en) * | 2018-09-29 | 2019-03-29 | 深圳市荣中消防装饰工程有限公司 | Indoor fire-fighting fire prevention system |
| CN114555193A (en) * | 2019-12-24 | 2022-05-27 | 千住灭火器株式会社 | Sprinkler head |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040031585A (en) | 2004-04-13 |
| JP2004141647A (en) | 2004-05-20 |
| TW200417388A (en) | 2004-09-16 |
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