CN103170079A - Water spray head - Google Patents
Water spray head Download PDFInfo
- Publication number
- CN103170079A CN103170079A CN2012105161320A CN201210516132A CN103170079A CN 103170079 A CN103170079 A CN 103170079A CN 2012105161320 A CN2012105161320 A CN 2012105161320A CN 201210516132 A CN201210516132 A CN 201210516132A CN 103170079 A CN103170079 A CN 103170079A
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- hole
- water
- flange part
- water spraying
- fountain head
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Special Spraying Apparatus (AREA)
Abstract
The invention provides a water spray head which can ensure the size of sprayed drops and increase the spraying distance along the horizontal direction to enlarge the protective area. A mutli-head type water spray head is arranged on a plurality of water spray holes (9,10) on a bowl-shaped flow guide plate (2) in a penetrating way and arranged in a circular way. The water spray holes arranged in a circular way are arranged on a plurality of ladder parts in a penetrating way. The flow guide plate (2) is arranged on the main body of a water flow port (3). The upper part of the uppermost water spray hole (9) is provided with a flange part (11).
Description
Technical field
The present invention relates to the sprinkler head that spray water is put out a fire when breaking out of fire, relate in particular to fountain head.
Background technology
Fountain head is a kind of in the open opening head of nozzle at ordinary times, send water by the action of fire detector or fire sensor to fountain head.Fountain head and common enclosed type sprinkler head (be nozzle sealing at ordinary times, make the temperature-sensitive decomposition unit move to open the sprinkler head of nozzle by the heat of fire) are compared, and are arranged at the higher part of ceiling.If because the enclosed type sprinkler head is arranged on high ceiling part, the heat of fire arrives needs the time till ceiling moves the enclosed type sprinkler head, has the worry that makes fire spread.
In the building of so high ceiling, adopt opening head for the first arrival first attack that carries out fire.In opening head, fountain head is arranged in the large spaces such as arenas or indoor stadium because the spray field (zone of protection) of each is wide.As an example of fountain head, on the books in patent documentation 1.
The fountain head of patent documentation 1 is to run through in the form of a ring the fountain head of the porous type structure that is provided with a plurality of hole for water sprayings to the part of bottom surface from the side at bowl-shape deflector.This fountain head is arranged near ceiling or ceiling, and the shape that is sprayed onto the spray field of floor by water spray is roughly circle.
With regard to fountain head, be defined in the water yield that to spray in spray field (zone of protection) more than regulation in decree.But fountain head is arranged on sometimes on the height more than floor 10m, and the water that sprays from the fountain head that is arranged at high position arrives the impact that ground may be subject to air drag and air-conditioning equipment before.Therefore, from the water droplet of fountain head ejection, spray in the mode that becomes to a certain degree above size.Thus, reduce the impact of air drag and air-conditioning equipment, come to spray the water yield more than regulation in zone of protection.
Patent documentation 1: Japanese kokai publication hei 10-179788 communique.
The water that sprays from fountain head as described above is the water droplet of the size more than to a certain degree, therefore has the effect that easily descends to floor from the eminence that is provided with fountain head, but in the situation that will enlarge zone of protection, water spray pressure and the injection flow rate of fountain head are increased, the water distance that spills in the horizontal direction of spraying from fountain head increased, the injection flow rate that is sprayed onto in the zone of protection that has enlarged is increased.But, if increase water spray pressure and injection flow rate, there is following problem, that is, must increase the size of the pipe arrangement that connects water source and fountain head, increase to the capacity of fountain head for the pump of feedwater, thereby cause equipment cost to increase.
On the other hand, if the size of the water droplet that sprays from fountain head is diminished, although the water droplet distance that spills in the horizontal direction increases, but be subject to the impact of air drag and air-conditioning equipment, water is sprayed onto the place beyond zone of protection, the skewness of perhaps spraying water in zone of protection, thus the above water yield and the water spray of regulation that possibly can't obtain statutory regulations distributes.
Summary of the invention
Therefore, the present invention is in view of the above problems and proposes, on one side its purpose is to provide the size that can guarantee the water droplet that sprays from fountain head, increases the water droplet that sprays from fountain head spilling apart from the fountain head that enlarges zone of protection in the horizontal direction on one side.
For the means of dealing with problems
To achieve the above object, the invention provides following fountain head.
A kind of fountain head, it is the porous type fountain head, runs through a plurality of hole for water sprayings of being arranged on bowl-shape deflector spread configuration in the form of a ring, and the hole for water spraying of spread configuration runs through to arrange and forms in the form of a ring, this deflector is arranged on the main body with flowing water mouth, is provided with flange part on the top of hole for water spraying.
According to foregoing, flow by making the lower surface from the water of hole for water spraying ejection along flange part, water splashes from the outer edge of flange part with the state that the flow of water of in the horizontal direction current increases, thereby can make water splash fartherly.In addition, flange part is set, and the water to the guiding of flange part side from the hole for water spraying ejection, as described above, can increase the distance that spills in the horizontal direction, and the concentrated water yield is splashed to a distant place, therefore can enlarge the zone of protection of fountain head.At this moment, if make the upper end of hole for water spraying identical with the height and position of the lower surface of flange part, the resistance in the time of can reducing the current direction flange part from hole for water spraying ejection.
In the invention described above, can be formed with a plurality of end differences in up and down on deflector, run through in the form of a ring being provided with hole for water spraying on each end difference, on the top of the hole for water spraying of the end difference of going up most, flange part is set.
According to foregoing, by running through in the form of a ring, hole for water spraying is set on each end difference, for example the hole for water spraying of end difference of top can splash water near the spray water peripheral part of zone of protection to horizontal direction, and the hole for water spraying of the end difference of below can be to the central part spray water of the zone of protection under fountain head.
In the invention described above, can make the distance from the side that is provided with hole for water spraying running through of deflector to the outer edge of flange part is more than the width of hole for water spraying.
According to foregoing, the side that is provided with hole for water spraying from running through of deflector is longer to the distance of the outer edge of flange part, more can increase the flow of water that flows in the horizontal direction from the water of hole for water spraying ejection.If be provided with the side of hole for water spraying from running through of deflector short to the distance of the outer edge of flange part, the flow of water that the water that sprays from hole for water spraying flows in the horizontal direction may be not enough, therefore, be more than the width of hole for water spraying by making this length, can increase fully the flow of water that flows in the horizontal direction from the water of hole for water spraying ejection.
In the invention described above, flange part is tilted upward from the outer edge of hole for water spraying towards flange part.
According to foregoing, (ceiling side) tilts the lower surface of the flange part by making the top that is formed at hole for water spraying towards the top, the position of the outer edge of flange part and the lower surface of ceiling approaches, flow to the lower surface of flange part from the water of hole for water spraying ejection, flow along ceiling from the outer edge of flange part, therefore can increase the distance that spills on horizontal direction.
In the invention described above, the boundary member of flange part that can make the side that is provided with hole for water spraying running through of deflector and be formed at the top of hole for water spraying is rounded shapes or tilted shape.
According to foregoing, the edge by the flange part side of hole for water spraying extends towards the outer edge of flange part, therefore can be towards the water of the outer edge of flange part guiding from the hole for water spraying ejection.
In the invention described above, can be provided with the groove that extends towards the outer rim of flange part from hole for water spraying at flange part.
According to foregoing, can be along the guiding of the direction of groove at the water that the lower surface of flange part flows, can increase the injection flow rate on any direction or can increase and spill distance.
According to the present invention described above, by flange part is set, lower surface from the water of the hole for water spraying of the superiors ejection along flange part flows, and the state that increases with the flow of water of in the horizontal direction current splashes from the outer edge of flange part, thereby can make water splash fartherly.In addition, by flange part is set, the water to the guiding of flange part side from the hole for water spraying ejection as described above, can increase the distance that spills on horizontal direction, and the concentrated water yield is splashed to a distant place, therefore can enlarge the zone of protection of fountain head.
Description of drawings
Fig. 1 is the side view of the fountain head of the first embodiment.
Fig. 2 is the cutaway view of Fig. 1.
Fig. 3 is the stereogram of Fig. 1.
Fig. 4 is the cutaway view of variation 1.
Fig. 5 A, 5B are the figure of groove shape that the flange part of variation 2 is shown.
Fig. 6 is the cutaway view of the fountain head of the second embodiment.
The specific embodiment
The first embodiment (Fig. 1 to Fig. 3)
The fountain head H of the first embodiment is made of main body 1 and deflector 2.Main body 1 is tubular, is formed with flowing water mouth 3 in central authorities, and is useful in the arranged outside of flowing water mouth 3 the installation screw thread 4 that is arranged on pipe arrangement P.Flange 5 is formed at the bottom of main body 1, is provided with external screw thread 6 at the peripheral part of this flange 5.
Lower floor's hole for water spraying 10 with respect to the setting position that runs through of upper strata hole for water spraying 9 is, the part of the below between upper strata hole for water spraying 9 and the upper strata hole for water spraying 9 adjacent with this upper strata hole for water spraying 9.That is, the fountain head of present embodiment, upper strata hole for water spraying 9 and lower floor's hole for water spraying 10 run through setting in the mode that is in each other mutually different positions.
Be provided with flange part 11 above upper strata hole for water spraying 9, this flange part 11 is expanded to foreign side.Flange part 11 is set to parallel with ceiling C, expands along vertical direction from the peripheral part of deflector 2.The upper surface of flange part 11 configures near ceiling C.The lower surface 11A of flange part 11 is arranged on height and the height of the upper surface 9B of upper strata hole for water spraying 9 roughly the same position, thus, can reduce the resistance of the flowing water that produces when the lower surface 11A from the water of upper strata hole for water spraying 9 ejections along flange part 11 flows.
In flange part 11, the distance L from the side 2A that is provided with upper strata hole for water spraying 9 running through of deflector 2 to the outer edge 11B of flange part 11 forms the above length of width W of upper strata hole for water spraying 9.Like this, can guarantee that enough distances are to giving from the water of upper strata hole for water spraying 9 ejections the flow of water that flows to horizontal direction.
In addition, the boundary member 12 of the lower surface 11A of the side 2A of the top of the end difference 7 of deflector 2 and flange part 11 forms rounded shapes.Thus, the edge 9A by flange part 11 sides of upper strata hole for water spraying 9 extends towards the outer edge of flange part 11 11B, therefore can be towards the water of 11B guiding in the outer edge of flange part 11 from 9 ejections of upper strata hole for water spraying.
Equally, the side 2B of the below of end difference 7 and the boundary member 13 of end difference 7 also form rounded shapes, the edge by end difference 7 sides of lower floor's hole for water spraying 10 extends towards the outer rim of end difference 7, the water that therefore can spray from lower floor's hole for water spraying 10 towards the outer edge side guiding of end difference 7.End difference 7 and above-mentioned flange part 11 similarly can flow along end difference 7 by making from the water of lower floor's hole for water spraying 10 ejections, increase from the water of lower floor's hole for water spraying 10 ejections in the horizontal direction spill distance.Also above-mentioned boundary member 12,13 can be formed the shape of inclination.
Be provided with flow in the inside of deflector 2 and adjust plate 14.Flow is adjusted plate 14 and is arranged between upper strata hole for water spraying 9 and lower floor's hole for water spraying 10, and forms porose 15 in central authorities.By the size of adjusting hole 15, carry out the flow adjustment.That is, in the situation that will increase injection flow rate from lower floor's hole for water spraying 10, make hole 15 become large, on the contrary, in the situation that will increase injection flow rate from upper strata hole for water spraying 9, hole 15 is dwindled.
In addition, the hole for water spraying 9 of deflector 2,10 width and size can be given from the size of the water droplet of fountain head ejection bring impact, for example has following trend, that is, hole for water spraying 9,10 width diminish, and water droplet diminishes, and is large if width becomes, and water droplet becomes large.
Variation 1(Fig. 4)
In variation shown in Figure 41, the lower surface 11A that makes flange part from upper strata hole for water spraying 9 towards the outer edge of flange part 11 11B upward (direction of ceiling C) tilt.The outer edge 11B of flange part 11 is set to the lower surface near ceiling C, the resistance the when lower surface that reduces to flow through the current direction ceiling C of flange part 11 flows, thus can increase in the horizontal direction the distance that spills.
In addition, in the situation that ceiling C is not set, when the lower surface 11A from the water of upper strata hole for water spraying 9 ejection along flange part 11 flowed and splashes from outer edge 11B, the current that form towards oblique upper splashed, thereby can increase the distance that spills in the horizontal direction.
Variation 2(Fig. 5 A, 5B)
In variation 2, on the lower surface 11A of flange part 11, be provided with groove G from the outlet of upper strata hole for water spraying 9 towards the outer edge of flange part 11 11B.Thus, mobile along groove G from the water of top hole for water spraying 9 ejections, therefore can make the injection flow rate increase on any direction or can increase to spill distance.
In Fig. 5 A, be provided with groove G on any direction of the lower surface 11A of flange part 11.The direction guiding current that extend along groove G like this, thus oval-shaped zone of protection can be formed.In addition, in Fig. 5 B, be provided with the groove G that bends to circular shape, mobile along groove G from the water of top hole for water spraying 9 ejections, Yi Bian Yi Bian the water that splashes from outer edge 11B rotates sprinkling in the shape of a spiral.Thus, can make the injection flow rate in zone of protection even.
The second embodiment (Fig. 6)
Then, the fountain head H2 of the second embodiment described.The fountain head H2 of the second embodiment and the difference of the first embodiment be, it is two-layer that hole for water spraying is provided with the up and down in the first embodiment, and hole for water spraying only arranges one deck in the second embodiment.In addition, for the position mark identical Reference numeral identical with the first embodiment structure, and omit detailed explanation.
In the second embodiment, main body 1 is identical with the first embodiment.Deflector 20 forms bowl-shape, is provided with internal thread 8 in top week, and this internal thread 8 is screwed with the external screw thread 6 of main body 1.Be disposed with in the form of a ring a plurality of hole for water sprayings 21 in the side of deflector 20.
Be provided with flange part 11 above hole for water spraying 21, this flange part 11 is expanded to foreign side.Flange part 11 is set to parallel with ceiling C, expands along vertical direction from the peripheral part of deflector 20.The lower surface 11A of flange part 11 is arranged on height and the height of the upper surface 21A of hole for water spraying 21 roughly the same position, thereby can reduce the resistance of the flowing water that produces when lower surface 11A from the water of hole for water spraying 21 ejections along flange part 11 flows.
In flange part 11, the distance L from the side 20A that is provided with hole for water spraying 21 running through of deflector 20 to the outer edge 11B of flange part 11 forms the above length of width W of hole for water spraying 21.Like this, can guarantee giving from the water of hole for water spraying 21 ejections the needed enough distances of the flow of water that flow to horizontal direction.
In addition, the boundary member 12 of the lower surface 11A of the side 20A of deflector 20 and flange part 11 forms rounded shapes.The effect that boundary member 12 produces is identical with the first embodiment.In addition, can be also tilted shape with boundary member 12.
In addition, in the second embodiment, also can with the variation 1 of the first embodiment similarly, make the second embodiment flange part 11 lower surface 11A from hole for water spraying 21 towards the outer edge of flange part 11 11B upward (direction of ceiling C) tilt.And, also can with the variation 2 of the first embodiment similarly, on the lower surface 11A of flange part 11, be provided with groove G from the outlet of hole for water spraying 21 towards the outer edge of flange part 11 11B.
In the fountain head of above-mentioned explanation, flange part and deflector form as one, but are not limited thereto, and also can make in addition flange part and be arranged on fountain head.
Claims (6)
1. fountain head, it is the porous type fountain head, run through a plurality of hole for water sprayings of being arranged on bowl-shape deflector spread configuration in the form of a ring, and the hole for water spraying of spread configuration runs through to arrange and forms in the form of a ring, this deflector is arranged on the main body with flowing water mouth, it is characterized in that, be provided with flange part on the top of hole for water spraying.
2. fountain head according to claim 1, is characterized in that, is formed with a plurality of end differences in up and down on deflector, runs through in the form of a ring being provided with hole for water spraying on each end difference, on the top of the hole for water spraying of the end difference of going up most, flange part is set.
3. fountain head according to claim 1, is characterized in that, the side that is provided with hole for water spraying from running through of deflector is more than the width of hole for water spraying to the distance of the outer edge of flange part.
4. fountain head according to claim 1, is characterized in that, flange part tilts upward from the outer edge of hole for water spraying towards flange part.
5. fountain head according to claim 1, is characterized in that, the side that the running through of deflector is provided with hole for water spraying and the boundary member of flange part that is formed at the top of hole for water spraying are rounded shapes or tilted shape.
6. fountain head according to claim 1, is characterized in that, is provided with the groove that extends towards the outer rim of flange part from hole for water spraying at flange part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011279396A JP5765853B2 (en) | 2011-12-21 | 2011-12-21 | Water discharge type head |
| JP2011-279396 | 2011-12-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103170079A true CN103170079A (en) | 2013-06-26 |
| CN103170079B CN103170079B (en) | 2017-08-29 |
Family
ID=48630544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210516132.0A Active CN103170079B (en) | 2011-12-21 | 2012-12-05 | Fountain head |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5765853B2 (en) |
| CN (1) | CN103170079B (en) |
| TW (1) | TWI508758B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649898A (en) * | 2018-12-21 | 2019-04-19 | 江苏万德福公共设施科技有限公司 | It is a kind of can be with the garbage collection box of intelligent classification |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109890493B (en) * | 2016-11-29 | 2021-12-10 | 日东精工株式会社 | Micro-bubble generating nozzle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5523565Y2 (en) * | 1975-05-30 | 1980-06-05 | ||
| JPS5618130Y2 (en) * | 1977-10-14 | 1981-04-27 | ||
| JPS6215238B2 (en) * | 1977-08-24 | 1987-04-06 | Senju Metal Industry Co | |
| JPH10179788A (en) * | 1996-12-26 | 1998-07-07 | Senju Sprinkler Kk | Water discharging head |
| CN2643931Y (en) * | 2003-09-24 | 2004-09-29 | 石成雄 | Water sprinkling head for fire-fighting |
| US20050224603A1 (en) * | 2004-04-07 | 2005-10-13 | Rain Bird Corporation | Close-in irrigation spray head |
| JP4740081B2 (en) * | 2006-09-26 | 2011-08-03 | 株式会社立売堀製作所 | Sprinkler head |
-
2011
- 2011-12-21 JP JP2011279396A patent/JP5765853B2/en active Active
-
2012
- 2012-10-08 TW TW101137078A patent/TWI508758B/en active
- 2012-12-05 CN CN201210516132.0A patent/CN103170079B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5523565Y2 (en) * | 1975-05-30 | 1980-06-05 | ||
| JPS6215238B2 (en) * | 1977-08-24 | 1987-04-06 | Senju Metal Industry Co | |
| JPS5618130Y2 (en) * | 1977-10-14 | 1981-04-27 | ||
| JPH10179788A (en) * | 1996-12-26 | 1998-07-07 | Senju Sprinkler Kk | Water discharging head |
| CN2643931Y (en) * | 2003-09-24 | 2004-09-29 | 石成雄 | Water sprinkling head for fire-fighting |
| US20050224603A1 (en) * | 2004-04-07 | 2005-10-13 | Rain Bird Corporation | Close-in irrigation spray head |
| JP4740081B2 (en) * | 2006-09-26 | 2011-08-03 | 株式会社立売堀製作所 | Sprinkler head |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649898A (en) * | 2018-12-21 | 2019-04-19 | 江苏万德福公共设施科技有限公司 | It is a kind of can be with the garbage collection box of intelligent classification |
| CN109649898B (en) * | 2018-12-21 | 2021-09-17 | 江苏万德福公共设施科技有限公司 | Garbage collection box capable of achieving intelligent classification |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5765853B2 (en) | 2015-08-19 |
| TWI508758B (en) | 2015-11-21 |
| CN103170079B (en) | 2017-08-29 |
| JP2013128629A (en) | 2013-07-04 |
| TW201325657A (en) | 2013-07-01 |
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