WO2005097265A1 - スプリンクラーヘッドカバーおよびスプリンクラーヘッド - Google Patents
スプリンクラーヘッドカバーおよびスプリンクラーヘッド Download PDFInfo
- Publication number
- WO2005097265A1 WO2005097265A1 PCT/JP2005/004610 JP2005004610W WO2005097265A1 WO 2005097265 A1 WO2005097265 A1 WO 2005097265A1 JP 2005004610 W JP2005004610 W JP 2005004610W WO 2005097265 A1 WO2005097265 A1 WO 2005097265A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sprinkler head
- cover plate
- cover
- housing
- mount
- Prior art date
Links
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
- 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
-
- 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
- A62C37/09—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers telescopic or adjustable
Definitions
- the present invention relates to a sprinkler head that is installed in a building and that operates in a fire to spray a fire extinguishing liquid and a sprinkler head cover installed on the sprinkler head.
- a sprinkler head installed on a ceiling or wall in a building is connected to a water supply pipe, and a nozzle is closed by a valve body inside the sprinkler head.
- the valve body is supported by a heat-sensitive operating part, and the heat-sensitive operating part incorporates a heat-sensitive body. When the heat-sensitive body senses the heat of a fire, the heat-sensitive operating part operates to open the valve body. Things.
- the sprinkler head cover includes a housing attached to the outside of the sprinkler head, and a cover plate that covers and hides the sprinkler head.
- the housing and the cover plate are joined by a low melting point alloy.
- the sprinkler head cover melts the low melting point alloy due to the hot air flow from the smoke and the heat absorbed by the cover plate, so that the joint between the housing and the cover plate is released and the cover plate drops.
- Examples of sprinkler heads provided with a sprinkler head cover include those having a disk-shaped cover plate (see, for example, Patent Document 1) and those having a bowl-shaped cover plate (for example, Patent Document 2). See.) 0
- Patent Document 1 US Pat. No. 5,372,203
- Patent Document 2 US Patent No. 5072792
- the sprinkler head in which the sprinkler head cover described in Patent Document 1 is installed has a disc-shaped cover plate, so that the amount of projection of the ceiling surface is small and the design is excellent. After the plate comes off, it takes time for the sprinkler head, which is difficult to reach the sprinkler head installed in the back of the housing, to operate.
- the sprinkler head in which the sprinkler head cover described in Patent Document 2 is installed has a bowl-shaped cover plate installed. In the event of a fire, the sprinkler head falls due to the operation of the cover plate and the sprinkler head operates. This is performed earlier than the sprinkler head of Patent Document 1.
- the cover plate is bowl-shaped, the joint between the cover plate and the housing has a slope, so that the low-melting-point alloy melted during brazing flows on the slope of the cover plate. The work becomes difficult, and there is a possibility that the bonding strength varies depending on the ability of the worker.
- the joint strength will be weak. If an external force is applied to the cover plate in such a state, the low melting point alloy may peel off the cover plate or the housing, or the force bar plate may come off and fall.
- the present invention provides a sprinkler head cover and a sprinkler head that operate quickly in the event of a fire, provide stable joining strength without causing variation in the joining strength between the cover plate and the housing, and provide a sprinkler head. As an objective.
- the present inventor has proposed a cover plate for the ceiling surface in order to efficiently absorb heat from a hot airflow drifting below the ceiling during a fire and promote the melting of the low melting point alloy.
- the present invention was completed by paying attention to the distance of.
- the temperature of the hot airflow that floats below the ceiling surface tends to decrease as the surface force increases further after the temperature of the portion of several millimeters and tens of millimeters below the ceiling surface is higher than just below the ceiling surface. It is in.
- the joining structure between the housing and the housing and the curved surface of the cover plate has a structure capable of obtaining a sufficient joining strength.
- the invention according to claim 1 covers a housing attached to the sprinkler head, which is connected to the water supply pipe and has an internal valve body opened in the event of a fire to spray the fire extinguishing liquid in the water supply pipe, and the sprinkler head.
- the sprinkler head cover includes a cover plate to be concealed and a mount installed in the housing and having a hole therein, and the cover plate and the mount are joined by a low melting point alloy melted from the hole.
- the invention according to claim 2 is the sprinkler head cover according to claim 1, wherein in the sprinkler head cover, the cover plate connection surface of the mount has a flange shape.
- the invention according to claim 3 is the sprinkler head cover according to claim 1 or 2, wherein a gap is provided between the cover plate connecting surface of the mount and the cover plate in the sprinkler head cover.
- the invention according to claim 4 is the sprinkler head cover, wherein the cover plate has a curved shape, and the cover plate connection surface of the mount is a slope that is in contact with the curved surface of the cover plate. It is a sprinkler head cover as described.
- the invention according to claim 5 is the sprinkler head cover according to claim 4, wherein in the sprinkler head cover, positioning means is provided on a cover plate connection surface of the mount.
- the invention according to claim 6 is the sprinkler according to claim 1, wherein in the sprinkler head cover, the cover plate and the mount are formed of members having good heat conduction performance, and the housing is formed of a heat insulating material. It is a head cover.
- the invention according to claim 7 covers the sprinkler head, which is connected to the water supply pipe and has a housing attached to the sprinkler head to which the fire extinguishing liquid in the water supply pipe is sprayed by opening the internal valve body in the event of a fire.
- a sprinkler head cover that consists of a cover plate to be concealed and has a flange formed in the lower part of the housing, and a through-hole is formed in the flange, and the cover plate and the mount are joined by a low-melting alloy melted from the through-hole. is there
- the invention according to claim 8 is the sprinkler head cover according to claim 7, wherein a gap is provided between the flange of the housing and the cover plate in the sprinkler head cover.
- the invention according to claim 9 is the sprinkler head cover, wherein the cover plate has a curved surface shape, and the cover plate connection surface of the flange is a slope contacting the curved surface of the cover plate. It is a sprinkler head cover as described.
- the housing is formed of a heat insulating material, and the cover plate connecting surface of the housing is provided with a film made of a material that is well bonded to the low melting point alloy.
- the invention according to claim 11 is the sprinkler head cover according to claim 1 or 7, wherein the sprinkler head cover has a three-folded panel mounted between the housing and the force bar plate.
- the invention according to claim 12 is the sprinkler head cover according to claim 11, wherein the sprinkler head cover is provided with a turn back at an end of the housing contact surface of the panel panel.
- the invention according to claim 13 is a sprinkler head in which a housing of the sprinkler head cover can be installed, and a heat collector connected to a heat sensitive body installed in a lower portion of the sprinkler head can contact the cover plate.
- a heat collector connected to a heat sensitive body installed in a lower portion of the sprinkler head can contact the cover plate.
- the invention according to claim 14 is the sprinkler head according to claim 13, wherein in the sprinkler head, a plurality of heat collectors are provided in a layered manner, and a lowermost heat collector can contact the cover plate. It is.
- An invention according to claim 15 is the sprinkler head, wherein the lowermost heat collector is formed of an elastic material and has a plurality of blades extending radially obliquely downward. 14.
- the mount is used for joining the housing and the cover plate in the sprinkler head cover, so that the mount functions as a spacer and the installation height of the force bar plate is increased.
- the mount is already installed.
- the housing In the housing, the housing is placed on the cover plate, and the low melting point alloy piece is put into the mount. , The low melting point alloy piece in the mount is melted. When this is cooled, the cover plate and the mount are joined.
- a large amount of sprinkler head covers can be manufactured at a time, and a product with stable quality can be manufactured by controlling the amount of low melting point alloy pieces, the temperature in the furnace, the cooling time, and the like. it can.
- the cover plate connection surface of the mount is formed in a flange shape, the flange surface and the cover plate are brazed with a low melting point alloy, and the bonding area is increased. This has the effect of increasing the strength.
- the low melting point is introduced into the gap by capillary action. It has the effect of flowing the alloy.
- the low-melting alloy adheres to the outer peripheral surface of the cover plate connection surface due to the surface tension of the molten low-melting alloy, and the outer peripheral surface of the cover plate connection surface and the cover plate are three-dimensionally joined by the low-melting alloy. , Joining Strength is improved.
- the cover plate has a curved shape, so that the cover plate is less likely to be deformed even when subjected to an external force.
- the connection surface of the cover plate of the mount is a slope that comes into contact with the curved surface of the cover plate so that sufficient bonding strength between the mount and the cover plate can be obtained.
- the force bar plate connection surface of the mount is not horizontal but is inclined, so that the positioning means is provided on the cover plate connection surface.
- the mount can be installed in the nosing at a position where the entire circumference of the cover plate connection surface, which is the slope, is in contact with the cover plate.
- the housing is formed of a heat insulating material so that the heat of the fire absorbed by the cover plate and the mount is consumed only for melting the low melting point alloy.
- a through hole is formed in a flange formed at a lower portion of the housing instead of using the mount, and a low melting point alloy piece is put in the through hole and heated in a furnace. By doing so, the nozing and cover plate are joined.
- the cover plate connection surface of the housing is coated with a material that is good in bonding with the low melting point alloy, the housing and the cover plate are bonded together. This prevents the bonding strength from weakening due to peeling of the low melting point alloy from the alloy.
- a plate panel is provided to separate the cover plate and the mount in the event of a fire and to promote falling, but the plate panel is formed into a three-fold shape. As a result, the operation stroke is larger than that of the two-fold panel panel.
- the cover plate has a curved surface
- the curved surface of the cover plate with which the plate panel contacts is not parallel to the housing bottom surface.
- the folded portion is engaged with the peripheral edge of the housing, so that the plate panel is a force bar plate. It is prevented from slipping into the inside or coming out of the housing, and the panel panel is always placed at an appropriate position.
- the bottom heat collector has a shape having a plurality of blades extending radially obliquely downward, and one blade of the heat collector is substantially horizontal when the cover plate is installed.
- the heat collector blades are restored to a shape that extends diagonally downward, so that heat can be absorbed from the hot airflow drifting below the ceiling surface. is there.
- Example 1 is an embodiment of the invention described in claims 1 to 5 and claims 11 and 12, and Example 2 is an embodiment of the invention described in claims 7 to 10.
- the sprinkler heads according to claims 13 to 15 in which the sprinkler head covers of the first and second embodiments are installed are included in the description of the first embodiment.
- FIGS. 1 to 7 Fig. 1 is a cross-sectional view of the sprinkler head cover and the sprinkler head of Example 1
- Fig. 2 is a plan view of the sprinkler head cover
- Fig. 3 is an exploded cross-sectional view of the sprinkler head cover
- Fig. 4 is a state before the cover plate and the mount are joined.
- Sectional view Fig. 5 is a cross-sectional view after the cover plate and mount are joined
- Fig. 6 is a cross-sectional view of the sprinkler head
- Fig. 7 is an enlarged cross-sectional view of the engagement portion between the sprinkler head cover and the sprinkler head
- Fig. 8 is the cover plate.
- Figure 9 is a view in which the spring club head is activated.
- the sprinkler head cover according to the first embodiment shown in FIGS. 1 to 3 includes a housing 1, a cover plate 2, and a mount 3, and is attached to the sprinkler head 4.
- the housing 1 is made of a heat insulating material having elasticity, specifically, a stainless material, a synthetic resin, or a metal material coated with a heat insulating material.
- a flange 6 extending outward is formed at the lower end of the peripheral portion 5.
- the cylindrical portion 5 has narrow movable surfaces 7, 7 ... formed by the plurality of cuts 5A. Since the movable surface 7 is separated from the cylindrical portion 5 by the cut, the elastic deformation to the outside and the inside is possible. A claw 8 for engaging with the sprinkler head 4 is provided on the movable surface 7 so as to project obliquely downward.
- the mount 3 is attached to the plurality of holes 6A drilled in the flange 6, and the mount 3 is suspended from the flange 6 and installed.
- a notch 10 for engaging a panel 9 installed between the flange 6 and the cover plate 2 is formed on the periphery of the flange 6.
- the panel panel 9 is formed by folding an elastic material into three parts, and a claw 11 is formed at an end on the side in contact with the flange 6.
- the cover plate 2 has a curved surface shape, and has a shape with its peripheral edge rising. As the periphery rises, the condition that the above-mentioned panel panel 9 is installed cannot be removed.
- the surface area of the cover plate 2 is larger than that of a flat surface, so that the hot air flow force floating on the lower surface of the ceiling can efficiently absorb heat.
- the strength of the cover plate 2 against external force is improved, an effect is obtained.
- the mount 3 has a cylindrical shape, and has a small-diameter cylinder 12 with its upper portion narrowed.
- the small-diameter cylinder 12 is inserted into the hole 6A of the housing 1 and the upper part protruding from the flange 6 is fixed to the housing 1 by caulking.
- a notch 14 is formed in the flange 13, and the notch 14 is used for alignment when the housing 1 and the mount 3 are joined. By positioning the notch 14, the flange 13 is fixed to the housing at a position where the slope of the flange 13 comes into surface contact with the cover plate 2.
- the lower surface of the flange 13 is a surface to be connected to the cover plate 2, and a projection 15 is formed on the surface.
- the projection 15 has a function of forming a gap 16 between the flange 13 and the cover plate 2.
- the molten low-melting point alloy 17 in the gap 16 also adheres to the outer peripheral surface of the flange 13 due to surface tension.
- the cover plate 2 and the mount 3 are joined, and the bottom surface of the flange 13 and the cover plate
- the outer peripheral surface of the flange 13 and the cover plate 2 which are joined only by joining with the cover 2 are three-dimensionally joined, so that they are joined firmly.
- Sprinkler head 4 shown in Figs. 1 and 6 is connected to water supply pipe 4A, and nozzle 4C is closed by valve element 4B inside one sprinkler head.
- the valve element 4B is supported by a heat-sensitive operating part 4D, and a heat-sensitive element 4E is incorporated in the heat-sensitive operating part 4D.
- the heat-sensitive element 4E senses the heat of a fire, the heat-sensitive operating part is activated.
- the body is open.
- the sprinkler heads have a structure in which the heat-sensitive body is divided into a structure using a glass bulb and a structure using a low melting point alloy.
- the heat-sensitive body of the sprinkler head used in the present invention has a low heat-sensitive material.
- An alloy using a melting point alloy is used, and an example of the structure is described in Japanese Patent Application Laid-Open No. 7-284545.
- a low-melting alloy 22 is filled in a cylinder 21 having a bottomed cylindrical shape as a heat sensitive body 20, and a plunger 23 is placed on the low-melting alloy 22. It's a thing! [0071] Below the cylinder 21, several disc-shaped heat collectors 24 are provided in layers.
- the heat collector 24 is made of a material that easily absorbs the heat of a fire, such as copper, a copper alloy, or aluminum, for transmitting heat to the low melting point alloy 22 inside the cylinder 21.
- the heat collector 25 is formed of an elastic material such as a spring material, and each of the blades 26 is suspended radially and obliquely downward.
- a saw-shaped screw 27 for engaging with the housing 1 is threaded.
- the cross-sectional shape of the thread of the saw-shaped screw 27 is such that an upper surface 28 is a substantially horizontal plane, and a slope 29 extending obliquely below the plane is formed.
- the housing 1 and the mount 3 are connected.
- the small-diameter tube 12 of the mount 3 is passed through the plurality of holes 6A formed in the flange 6 of the housing 1, and the position of the notch 14 formed on the flange 13 of the mount 3 is adjusted.
- the third flange 13 is fixed in a direction in which it is in surface contact with the inside of the cover plate 2.
- the flange 13 is placed on the inside of the cover plate 2, and the low melting point metal piece 17 is put in the mount 3 (see FIG. 4).
- the low-melting alloy 17 is melted by the heat in the furnace and flows out into the gap 16 between the mount 3 and the cover plate 2 by capillary action (see Fig. 5).
- the low-melting alloy 17 that has melted in the gap 16 between the mount 3 and the cover plate 2 due to surface tension also adheres to the outer peripheral surface of the flange 13 of the mount 3, and the outer peripheral surfaces of the cover plate 2 and the flange 13. And a low-melting alloy 17 is interposed between them.
- the housing 1 and the cover plate 2 are also taken out of the furnace and cooled, the low melting point alloy 17 is solidified and the housing 1 and the cover plate 2 are joined. Finally, arrange so that the notch 10 of the housing 1 and the claw 11 of the panel 9 are engaged, and push it in until the lower surface of the panel 9 fits inside the rising edge of the cover plate 2 so that the sprinkler head cover comes out. Come up.
- Sprinkler head 4 is connected to pipe 4A provided in the ceiling, and only components below thermal element 20 are installed with ceiling C force protruding. Insert the sprinkler head cover through the cylindrical part 5 of the nozzle 1 through the sprinkler head 4. Then, the claw 8 of the housing 1 comes into contact with the slope 29 of the saw-shaped screw 27 formed on the outer peripheral surface of the sprinkler head 4.
- the cross-sectional shape of the thread of the saw-shaped screw 27 is such that the upper surface 28 is formed as a substantially horizontal plane and the slope 29 extends obliquely downward from the plane.
- the claw 8 and the movable surface 7 on which the claw 8 is mounted are elastically deformed outward along the slope 29, so that the housing is not pulled by the saw-shaped screw. It is possible to move 1 upward.
- the sprinkler head cover can be installed on the sprinkler head 4 by pushing up the housing 1 to a position where the flange 6 of the housing 1 comes into contact with the ceiling surface C.
- the housing 1 cannot move in the direction opposite to the direction in which it can move in the ceiling direction. No. When removing the housing 1 from the sprinkler head, rotate the housing 1 to remove it from the saw-shaped screw.
- the cover plate 2 absorbs heat from the hot airflow and has a low melting point joined to the cover plate 2. The heat is transferred to the low melting point alloy 22 of the heat sensitive body 20 via the heat collector 25 of the gold 17 and the sprinkler head 4.
- a gap force between the flange 6 of the housing 1 and the cover plate 2 causes a hot air flow to flow into the cover plate 2, and the heat collectors 24 and 25 and the mount 3 can also absorb heat directly from the hot air flow. it can.
- the heat transmitted from the cover plate 2 and the mount 3 to the low-melting point alloy 17 acts to melt the low-melting point alloy 17 that cannot be transmitted to the housing 1 formed of a heat insulating material.
- connection strength between the cover plate 2 and the mount 3 is weakened by the melting of the low melting point alloy 17, and the plate panel 9 acts to promote the fall of the cover plate 2, the cover plate 2 falls, and The sprinkler head 4 inside the housing 1 is exposed (see Fig. 8).
- the heat collectors 24 and 25 absorb heat from the hot airflow under the ceiling surface and transfer the heat to the low melting point alloy 22 of the heat sensitive body 20, whereby the low melting point alloy 22 is melted and the plunger 23 is moved to the cylinder 21. When buried inside, the thermal operation part operates.
- FIG. 10 is a cross-sectional view of the spring head cover and the sprinkler head of the second embodiment
- FIG. 11 is a cross-sectional view of the housing of the second embodiment
- FIG. 12 is a plan view of the housing of the second embodiment.
- the sprinkler head or bar according to the second embodiment includes a housing 31, a cover plate 2, and is attached to the sprinkler head 4.
- a housing 31 a cover plate 2, and is attached to the sprinkler head 4.
- the same reference numerals are given to the cover plate 2 and the sprinkler head 4 having the same structure as in the first embodiment, and the description is omitted.
- portions having the same structure and function as those of the first embodiment are denoted by the same reference numerals, and description thereof is omitted.
- the nozzle 31 is formed of a heat insulating material, specifically, stainless steel, a synthetic resin, or the like, and has the cylindrical portion 5 and the flange 6 as in the first embodiment.
- the cylindrical portion 5 is the same as that of the first embodiment, and has a movable surface 7 on which a claw 8 for engaging with the sprinkler head 4 is provided.
- the flange 6 is provided with a notch 10 for engaging a plate spring 9 installed between the flange 6 and the cover plate 2 as in the first embodiment.
- a plurality of recesses 32 for accommodating the low melting point alloy 17 are formed.
- the bottom surface 33 of the recess 32 is a connection surface with the cover plate 2, and the shape of the bottom surface 33 is a slope or a curved surface along the inner surface shape of the cover plate 2.
- the bottom surface 33 is provided with a film 34 made of a material having good adhesion to the low melting point alloy in order to improve the bonding strength with the cover plate 2 using the low melting point alloy 17.
- a film 34 made of a material having good adhesion to the low melting point alloy in order to improve the bonding strength with the cover plate 2 using the low melting point alloy 17.
- Copper-tin or the like is used as a specific material for the film 34, and the film 34 is formed by sticking, plating, or applying these materials to the bottom surface 33.
- a material having good adhesion to the low melting point alloy may be embedded in the bottom surface 33 and formed.
- the bottom surface 33 is provided with a small protrusion 35 protruding toward the cover plate 2 side.
- a slight gap 36 is provided between the bottom surface 33 and the cover plate 2 by the projection 35.
- a small hole 37 penetrating from the recess 32 to the bottom surface 33 is formed in the bottom surface 33.
- the low melting point alloy 17 in the recess 32 is heated and melted, a capillary phenomenon is generated from the small hole 37 to the gap 36.
- the molten low-melting point alloy 17 flows out toward the cover plate side, stays in the gap 36 due to surface tension, and is cooled, whereby the bottom surface 33 and the cover plate 2 are joined.
- a plurality of projections 38 are radially formed on the surface of the flange 6 on the cover plate 2 side. This prevents the cover plate 2 from being deformed by an external force.
- the low-melting-point alloy piece 17 is put into each of the recesses 32 of the housing 31.
- the bottom surface 33 of the housing 31 is placed on the cover plate 2.
- a gap 36 is formed between the bottom surface 33 and the cover plate 2 by the projection 35.
- the one in which the housing 31 is placed on the cover plate 2 is placed in a furnace and heated.
- the low melting point alloy 17 is melted by the heat in the furnace and flows out into the gap 36 between the bottom surface 33 and the cover plate 2 by capillary action.
- the sprinkler head cover since there is no need to install the mount 3 in the housing 1 as in the first embodiment, the sprinkler head cover can be manufactured at low cost.
- the heat absorbed by the cover plate 2 is not transmitted to the bottom surface 33 because the housing 31 is formed of a heat insulating material, but is consumed only by melting the low melting point alloy 17, and the low melting point This has the effect that heat is transmitted to the alloy 17 without waste and melting is promoted.
- FIG. 1 A cross-sectional view of a sprinkler head cover and a sprinkler head of Embodiment 1.
- FIG. 7 An enlarged sectional view of an engagement portion between a sprinkler head cover and a sprinkler head.
- FIG. 10 is a sectional view of a sprinkler head cover and a sprinkler head according to a second embodiment.
- FIG. 11 is a cross-sectional view of the housing of the second embodiment.
- FIG. 12 is a plan view of the housing of the second embodiment.
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- 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
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2005800094972A CN1933876B (zh) | 2004-03-30 | 2005-03-16 | 喷洒头盖和喷洒头 |
JP2006511948A JP4673844B2 (ja) | 2004-03-30 | 2005-03-16 | スプリンクラーヘッドカバーおよびスプリンクラーヘッド |
US10/594,512 US7543654B2 (en) | 2004-03-30 | 2005-03-16 | Sprinkler head cover and a sprinkler head |
KR1020067015974A KR101218165B1 (ko) | 2004-03-30 | 2006-08-08 | 스프링클러 헤드 커버 및 스프링클러 헤드 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-100824 | 2004-03-30 | ||
JP2004100824 | 2004-03-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005097265A1 true WO2005097265A1 (ja) | 2005-10-20 |
Family
ID=35124862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/004610 WO2005097265A1 (ja) | 2004-03-30 | 2005-03-16 | スプリンクラーヘッドカバーおよびスプリンクラーヘッド |
Country Status (6)
Country | Link |
---|---|
US (1) | US7543654B2 (ja) |
JP (1) | JP4673844B2 (ja) |
KR (1) | KR101218165B1 (ja) |
CN (1) | CN1933876B (ja) |
TW (1) | TW200600145A (ja) |
WO (1) | WO2005097265A1 (ja) |
Cited By (4)
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JP2011120699A (ja) * | 2009-12-10 | 2011-06-23 | Senju Sprinkler Kk | スプリンクラーヘッド付属品着脱工具 |
JP2012166081A (ja) * | 2012-06-12 | 2012-09-06 | Senju Sprinkler Kk | スプリンクラーヘッド付属品着脱工具 |
JP2013034521A (ja) * | 2011-08-04 | 2013-02-21 | Senju Sprinkler Kk | スプリンクラーヘッドカバー |
WO2015132954A1 (ja) * | 2014-03-07 | 2015-09-11 | 千住スプリンクラー株式会社 | スプリンクラーヘッドカバー |
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ES2348952T3 (es) * | 2006-07-01 | 2010-12-17 | Peter Kammer | Cierre para rociadores y boquillas con activación por calor. |
KR101424076B1 (ko) * | 2006-11-28 | 2014-07-28 | 타이코 파이어 프로덕츠 엘피 | 은폐형 스프링클러 |
US8181709B2 (en) * | 2009-01-13 | 2012-05-22 | Kofulso Co., Ltd. | Mounting structure for sprinkler head |
US8176987B2 (en) | 2009-03-31 | 2012-05-15 | The Viking Corporation | Self-aligning cover spring for a concealed sprinkler |
DE102009041415A1 (de) * | 2009-09-16 | 2011-03-24 | Minimax Gmbh & Co. Kg | Verfahren und Vorrichtung zum Herstellen einer Anschlußmöglichkeit |
KR101331157B1 (ko) * | 2009-12-29 | 2013-11-19 | 주식회사 우당기술산업 | 스프링클러 헤드의 감열체 |
US9630039B2 (en) * | 2010-04-06 | 2017-04-25 | Senju Sprinkler Co., Ltd. | Sprinkler head |
WO2014084954A2 (en) * | 2012-11-29 | 2014-06-05 | Marioff Corporation Oy | Concealed sprinkler activation |
JP6316111B2 (ja) * | 2013-09-26 | 2018-04-25 | 千住スプリンクラー株式会社 | スプリンクラーヘッドの保護キャップ及びスプリンクラーヘッド |
TWM515400U (zh) * | 2015-10-06 | 2016-01-11 | Protector Sprinkler Ind Co Ltd | 隱藏式撒水頭的飾罩 |
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- 2005-03-16 CN CN2005800094972A patent/CN1933876B/zh not_active Expired - Fee Related
- 2005-03-16 WO PCT/JP2005/004610 patent/WO2005097265A1/ja active Application Filing
- 2005-03-22 TW TW094108705A patent/TW200600145A/zh not_active IP Right Cessation
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JP2012166081A (ja) * | 2012-06-12 | 2012-09-06 | Senju Sprinkler Kk | スプリンクラーヘッド付属品着脱工具 |
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Also Published As
Publication number | Publication date |
---|---|
US20070215720A1 (en) | 2007-09-20 |
KR20060126763A (ko) | 2006-12-08 |
TW200600145A (en) | 2006-01-01 |
JP4673844B2 (ja) | 2011-04-20 |
US7543654B2 (en) | 2009-06-09 |
CN1933876A (zh) | 2007-03-21 |
TWI350764B (ja) | 2011-10-21 |
KR101218165B1 (ko) | 2013-01-03 |
JPWO2005097265A1 (ja) | 2008-07-31 |
CN1933876B (zh) | 2010-05-05 |
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