CN1697668A - Sprinkler head - Google Patents
Sprinkler head Download PDFInfo
- Publication number
- CN1697668A CN1697668A CNA2004800006159A CN200480000615A CN1697668A CN 1697668 A CN1697668 A CN 1697668A CN A2004800006159 A CNA2004800006159 A CN A2004800006159A CN 200480000615 A CN200480000615 A CN 200480000615A CN 1697668 A CN1697668 A CN 1697668A
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- China
- Prior art keywords
- thermal
- housing
- sprinkler head
- arrest
- head according
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- 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
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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- 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
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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
A sprinkler head comprises: a locking unit locked inside a second housing for maintaining a sealing state between a deflector and a first housing; a heat responding unit exposed to outside of a ceiling for releasing the locked state of the locking unit by reacting to fire when fire breaks out; and a head cover mounted at a lower side of the heat responding unit and transmitting heat to the heat responding unit after collecting heat at the time of a fire occurrence. According to this, a fine appearance of the sprinkler head is provided, and the head cover performs a heat collecting function at the time of a fire occurrence thus to have a fast reaction speed, thereby enhancing a function of the sprinkler head.
Description
Technical field
The present invention relates to a kind of sprinkler head, particularly a kind of can fast reaction speed, quick extinguishing when breaking out of fire and can decorate indoor sprinkler head.
Background technology
Fig. 1 is the cutaway view of sprinkler head in the prior art.
Traditional sprinkler head comprises: one first housing 104 is connected on the feed pipe 102 that is arranged in building ceiling 106 inside; One second housing 110 is connected on first housing 104, and is arranged in out through hole 108 places on ceiling 106; A guiding device 112 is arranged in second housing 110, is fixed on first housing 104 in sealable mode, is used for keeping at ordinary times the sealing state of first housing 104, when fire takes place, break away from first housing 104 and towards periphery the water spray; A locking device 114 is locked on the inner peripheral surface of lower end of second housing 110, is used for bearing guiding device 112, thereby keeps the sealing state of first housing 104; A thermal response device 116, be installed in locking device 114 below, be used for sense heat when fire takes place, thereby locking device 114 unclamped; And an end cap 160, be used for cover heating responding device 116, thus protection thermal response device 116, and decorate a part that is exposed to the outside.
Guiding device 112 comprises: a guide ring 130 is inserted into the straight line move mode on the outer peripheral face of first housing, 104 downsides; A sealing cap 134 is fixed on the lower surface of first housing 104, is used to seal first housing 104; A water spray plate 136 is fixed on the outer peripheral face of sealing cap 134, is used for spraying water towards periphery when fire takes place; And a plurality of supporting members 132, be used to connect guide ring 130 and water spray plate 136.
Locking device 114 comprises: one first loading plate 120, contact with the lower surface of the sealing cap 134 of guiding device 112, and have a screw 128 in the central, have an inclined-plane at its edge; One second loading plate 122 in the face of first loading plate 120, has an inclined-plane at its edge; And retaining ring 124, be arranged on the inclined-plane between first loading plate 120 and second loading plate 122, when first loading plate 120 and second loading plate 122 are fitted each other, broaden, thereby be locked in out in the locking slot 126 on the inner peripheral surface of second housing, 110 downsides.
Thermal response device 116 comprises: a plurality of thermal-arrest plates 152,154 and 156, be installed in the downside of second loading plate 122, and be used for thermal-arrest when fire takes place; A fuse metal 140 is installed in the lower surface of thermal-arrest plate 152,154 and 156, melts when the heat of conduction by thermal-arrest plate 152,154 and 156 reaches a certain temperature; And a lock-screw 142, be connected to out on the screw 128 on first loading plate 120, be used for integrally connecting first and second loading plates 120 and 122, thermal-arrest plate 152,154 and 156 and fuse metal 140.
End cap 160 comprise one on the outer peripheral face that is connected to second housing, 110 downsides cylindrical protective container 162 and the cover plate 164 on lower surface that is fixed to protection container 162.
Protection container 162 and cover plate 164 are fixed to one another by a stereotype 166, when temperature acquires a certain degree, and stereotype 166 fusings, cover plate 164 separates with protection container 162.
In the sprinkler head of first embodiment, at first, when breaking out of fire, indoor temperature improves in according to prior art, therefore, is fixed on stereotype 166 fusings between protection container 162 and the cover plate 166, thereby protection container 162 is separated with cover plate 164.
Secondly, the thermal-arrest plate 152,154 and 156 that is arranged in protection container 162 inside is heated, thereby conducts heat to the fuse metal 140 that is installed in thermal-arrest plate 152,154 and 156 downsides.When the temperature that is transmitted to fuse metal 140 acquired a certain degree, fuse metal 140 melted, thereby widened the interval between first loading plate 120 and second loading plate 122.Therefore, retaining ring 124 returns to original state, thereby is separated from the locking slot 126 on second shell 110.
Then, locking device 114 and thermal response device 116 break away from second housing 110, and guiding device 112 moves down, thereby guide ring 130 is locked in the locking slot 126 of second housing 110.At this moment, the sealing state of second housing 110 is removed, and therefore, water is by 110 dischargings of second housing.Water sprays fire extinguishing towards periphery by the water spray plate 136 of guiding device 112.
But, in the prior art in the sprinkler head of first embodiment, at first; cover plate 164 breaks away from protection container 162 owing to being heated when the breaking out of fire; then, the thermal-arrest plate 152,154 and 156 that is arranged in protection container 162 inside is heated, thereby carries out the thermal response operation.Therefore, reaction speed is slow, and water spraying time is postponed, thereby is difficult to the flame at the initial stage of extinguishing, and has the serious problem of propagating of flame.
Summary of the invention
Therefore, the present invention aims to provide a kind of sprinkler head, and this sprinkler head has aesthetic look owing to an end cap is installed on a part of sprinkler head that is exposed to the outside, and fast reaction speed improves its performance because end cap has heat collection function when breaking out of fire.
The present invention also aims to provide a kind of sprinkler head, and this sprinkler head prevents that sprinkler head from suffering erosion and maloperation owing to prevent that by the sealing sprinkler head foreign matter, moisture etc. from entering sprinkler head, can improve reliability.
For this reason, sprinkler head comprises: one first housing is connected with a feed pipe; One second housing is connected with first housing; A guiding device is fixed on first housing in sealable mode, be used for when breaking out of fire, breaking away from first housing and towards periphery the water spray; A locking device is locked in the inside of second housing, is used to keep the sealing state between the guiding device and first housing; A plurality of thermal-arrest plates are exposed to the outside of ceiling, are used for thermal-arrest when breaking out of fire; A thermal response device has a fuse metal, is used for melting by the thermal-arrest of thermal-arrest plate, thus the locking state of releasing locking device; With an one end cap, be installed in the downside of thermal response device at certain intervals, be used for the cover heating responding device and make it not to be exposed to the outside, and when breaking out of fire thermal-arrest, thereby the thermotropism responding device conducts heat.
The end cap of sprinkler head comprises: a thermal-arrest dish; A heat transfer plate that is fixed to the upper face center of thermal-arrest dish is used for conducting heat by thermal-arrest dish thermotropism responding device; And a connector, be arranged in the upper surface of heat transfer plate, and be connected with the thermal response device.
The thermal-arrest dish of end cap, its diameter are furnished with a flange portion protruding upward greater than the diameter of a plurality of thermal-arrest plates in its outer rim, are furnished with a plurality of ribs on its circumferencial direction at certain intervals.
Between the upper surface of the thermal-arrest dish flange portion of end cap and ceiling surface, form certain intervals, so that heated air enters the thermal-arrest plate.
The heat transfer plate of end cap is installed between thermal-arrest plate and the thermal-arrest dish, has certain thickness, is used for keeping betwixt certain clearance.
Sprinkler head also comprises a covering, is connected with the outer peripheral face of second housing, is fixed on the ceiling surface, is used to cover an opening of ceiling.
Sprinkler head also comprises a port lid, is installed on the outer peripheral face of second housing, is used to cover a tool insert hole on second housing.
Description of drawings
Fig. 1 is the cutaway view of sprinkler head in the prior art;
Fig. 2 and 3 is exploded perspective views of sprinkler head in the one embodiment of the invention;
Fig. 4 is the connection cutaway view of sprinkler head in the one embodiment of the invention;
Fig. 5 is the stereogram of end cap in the one embodiment of the invention;
Fig. 6 is the stereogram of end cap in the another embodiment of the present invention;
Fig. 7 is the cutaway view that the sprinkler head of end cap in the another embodiment of the present invention is installed;
Fig. 8 is the stereogram of covering in the one embodiment of the invention;
Fig. 9 is the stereogram of covering in the another embodiment of the present invention;
Figure 10,11 and 12 is duty views of sprinkler head of the present invention;
Figure 13 is the exploded perspective view of sprinkler head in the another embodiment of the present invention;
Figure 14 is the view sub-anatomy of sprinkler head in the another embodiment of the present invention;
Figure 15 is the connection cutaway view of sprinkler head in the another embodiment of the present invention;
Figure 16 is the cutaway view of sprinkler head among another embodiment of the present invention.
The specific embodiment
Sprinkler head of the present invention is described below.
Even have a plurality of preferred embodiments of sprinkler head, also only described below with regard to most preferred embodiment.
Fig. 2 and 3 is exploded perspective views of sprinkler head in the one embodiment of the invention, and Fig. 4 is the cutaway view that is installed to the sprinkler head on the ceiling in the one embodiment of the invention.
Fountain head of the present invention comprises: one first housing 2 is connected on the feed pipe 1 that is arranged in the building ceiling 7; One second housing 4 is connected on first housing 2, is arranged in opening 5 places that open on ceiling 7; A guiding device 6 is arranged in second housing 4, is fixed on first housing 2 in sealable mode, is used for sealing at ordinary times first housing 2, breaks away from first housing 2 and spray water towards periphery when fire takes place; A locking device 8 is locked on the inner peripheral surface of second housing 4, is used to support guiding device 6, so that can seal first housing 2; And a thermal response device 10, be exposed to the outside of ceiling 7, be used for sense heat when fire takes place, thereby unclamp locking device 8.
Second housing, 4 cylindrical shapes comprise one first male screw portion 34 thereon on the outer peripheral face, and are connected on the negative thread part 32 of first housing 2; And one second male screw portion 38, forming on outer peripheral face down at it, and be connected to a covering 36 that is used to cover the opening 5 of ceiling 7.Equally, a tool insert hole 62 is formed at the middle side of second housing 4, is used to support guiding device 6, and guiding device 6 can not be rotated, but can be fixed on the lower surface of water spray part 16 of first housing 2.
Equally, a lock projection 40 that is used to lock guiding device 6 is along the circumferential direction outstanding with certain width on the inner peripheral surface of second housing 4, and lock projection 40 along the circumferential direction is furnished with a locking slot 44, is used for by inserting the retaining ring 42 of locking locking device 8.
A port lid 64 is installed on the outer peripheral face of second housing 4, is used to cover tool insert hole 62, thereby prevents that foreign matter or moisture from entering second housing 4 by tool insert hole 62.
An adjustment screw 26 is arranged on the lower surface of sealing cap 22.If adjustment screw 26 is unclamped, then guiding device 6 rises, and therefore, sealing cap 22 is fixed on the water spray part 16, thus sealing water spray part 16.At this moment, an instrument inserts by the tool insert hole on second housing 4 62, supporting member 20 is supported, thereby prevent that guiding device 6 from rotating.
Thermal- arrest plate 54,56 and 58 central perforation can be passed through lock-screw 61.The first thermal-arrest plate 54 and second loading plate 52 are arranged on the lower surface of second loading plate 52 in a certain interval, and the second thermal-arrest plate 56 and the first thermal-arrest plate 54 are arranged in a certain interval.Equally, the 3rd thermal-arrest plate 58 and the second thermal-arrest plate 56 are certain intervals to be arranged, and is furnished with fuse metal 60 at its lower surface.An insulating washer 55 is installed between second loading plate 52 and the first thermal-arrest plate 54, thereby the heat that prevents the first thermal-arrest plate 54 is transmitted to second loading plate 52.
First, second has identical diameter with the 3rd thermal- arrest plate 54,56 with 58, arranges in a certain interval each other, makes the heated air P Passable.
Lock-screw 61 is furnished with a through hole 71, is used to make instrument, a for example spanner to pass through, and through hole 71 is furnished with a thread groove 73, and end cap 70 is connected on the thread groove 73.
Fig. 5 is the stereogram of end cap in the one embodiment of the invention.
The diameter of thermal-arrest dish 74 is greater than first, second diameter with the 3rd thermal- arrest plate 54,56 and 58, and thermal-arrest dish 74 is furnished with a flange portion 77, and flange portion 77 is protruding upward from its outer rim with certain width.A plurality of ribs 78 are arranged on the circumference of thermal-arrest dish 74 at certain intervals, thereby strengthen the intensity of thermal-arrest dish 74, prevent 74 distortion of thermal-arrest dish.
Preferably, the thickness of thermal-arrest dish 74 is 0.2 millimeter-0.5 millimeter, and its external diameter is 40 millimeters-100 millimeters.Preferably 2 millimeters-4 millimeters of the height of flange portion 77.
The material that heat transfer plate 75 usefulness are easy to conduct heat is made, and contacts with the lower surface of lock-screw 61, thereby conducts heat to fuse metal 60.Equally, heat transfer plate 75 has certain thickness, thereby keeps certain clearance C between the 3rd thermal-arrest plate 58 and thermal-arrest dish 74.
The diameter of heat transfer plate 75 is preferably less than the diameter of the head of lock-screw 61.
Because end cap 70 and ceiling 7 keep certain interval D,, thereby be sent to first, second and the 3rd thermal- arrest plate 54,56 and 58 so heated air enters this interval.
Fig. 6 is the stereogram of end cap in the another embodiment of the present invention, and Fig. 7 is the cutaway view that the sprinkler head of end cap in the another embodiment of the present invention is installed.
End cap 80 in the another embodiment of the present invention comprises: a thermal-arrest dish 74, form plate-like, and be used for thermal-arrest; A heat transfer plate 75 is fixed to the upper face center of thermal-arrest dish 74, is used for the heat of thermal-arrest dish 74 is transmitted to fuse metal 60; And a locking bail 81, along the circumferential direction be arranged in the upper surface of thermal-arrest dish 74 at certain intervals, thereby be locked on the first thermal-arrest plate 54.
Thermal-arrest dish 74 and heat transfer plate 75 have with first embodiment in identical structure.Locking bail 81 along the circumferential direction is fixed to the upper surface of thermal-arrest dish 74, thereby vertically extends, and the end of locking bail 81 is furnished with an aduncate lock projection 82, thereby is locked in the upper surface of the first thermal-arrest plate 54.
The assembly structure of end cap will be described among second embodiment.At first, when end cap 80 was inserted in the locking device 10 from bottom to top, the lock projection 82 of locking bail 81 was locked in the upper surface of the first thermal-arrest plate 54, and therefore, end cap 80 is maintained fixed state.At this moment, heat transfer plate 75 contacts with the lower surface of lock-screw 61.
Fig. 8 is the stereogram of covering in the one embodiment of the invention.
Covering 36 among first embodiment comprises: a plate portion 84, form plate-like, and be fixed on the outer surface of ceiling 7; And a coupling part 85, from the uper side surface protrusion of plate portion 84, thereby be connected on second male screw portion 30 of second housing 4.Protrude with the cylindrical shape of certain width coupling part 85, and side face is furnished with the negative thread part 86 that is connected with second male screw portion 30 within it.
Covering 36 covers the opening 5 of ceiling 7, because plate portion 84 is fixed to the outer surface of ceiling 7, coupling part 85 is connected on second housing 4, thereby prevents that the peripheral heat of sprinkler head is emitted by opening 5 when breaking out of fire, improves the responsiveness of sprinkler head.
Fig. 9 is the stereogram of covering in the another embodiment of the present invention.
Covering 88 in the another embodiment of the present invention comprises: a plate portion 84, and its central authorities are arranged to the opening plate-like, are fixed on the ceiling 4; And a plurality of supporting ribs 89, along the circumferential direction being arranged in the upper surface of plate portion 84 at certain intervals, the surface is furnished with the projection 90 in a plurality of second male screw portion 30 that are locked in second housing 4 within it.
The assembly technology of fountain head of the present invention is as described below.
At first, guiding device 6 is inserted on the outer peripheral face of water spray part 16 of first housing 2, thereby the sealing cap 22 of guiding device 6 is fixed on the lower surface of water spray part 16.
Then, first loading plate 50, retaining ring 42 and second loading plate 52 are arranged on its inboard from the downside of second housing 4 in succession.Then, a plurality of thermal- arrest plates 54,56 and 58 and fuse metal 60 be positioned at the downside of second loading plate 52, lock-screw 61 is connected on the screw 48 of first loading plate 50.Then, lock-screw 61 is applied suitable moment of torsion, first loading plate 50 and second loading plate 52 are fitted each other.Therefore, retaining ring 42 broadens along the inclined-plane of first loading plate 50 and second loading plate 52, thereby is inserted in the locking slot 44 of second housing 4.
Locking device 8 and thermal response device 10 are connected on second housing 4, and then, first male screw portion 34 of second housing 4 is connected on the negative thread part 32 on the flange portion 14 of first housing 2.Therefore, the adjustment screw 26 that is connected with guiding device 6 contacts with the upper surface of first loading plate 50.
Under this state, an instrument inserts by the tool insert hole on second housing 4 90, thereby the supporting member 20 of supporting guiding device 6 can not rotate guiding device 6.Then, instrument is inserted in the through hole 96 on the lock-screw 61, thereby unclamps adjustment screw 26.At this moment, because adjustment screw 26 is in the state that is bearing on first loading plate 50, so guiding device 6 relatively rises, sealing cap 22 fits to the lower surface of the water spray part 16 of first housing 2, thus sealing water spray part 16.
When the seal operation of water spray part 16 was finished, port lid 92 firmly was inserted on the outer peripheral face of second housing 4, thereby seals the tool insert hole 90 on second housing 4.
Then, the coupling part of end cap is connected on the lock-screw 61, thereby finishes assembling.
The course of work of fountain head of the present invention is as described below.
Figure 10,11 and 12 is duty views of sprinkler head of the present invention.
As shown in figure 10, be installed at sprinkler head under the state of ceiling 60, the air that is heated during breaking out of fire rises, thereby accumulates on the end cap 70, simultaneously by the space clustering between end cap 70 and the ceiling 7 on thermal- arrest plate 54,56 and 58.
The heat that accumulates on the end cap 70 is transmitted to fuse metal 60 by heat transfer plate 75, and the heat that accumulates on thermal- arrest plate 54,56 and 58 is transmitted to fuse metal 60, thereby fuse metal 60 is melted fast.
Then, as shown in figure 11, the interval between first loading plate 50 and second loading plate 52 broadens, and makes retaining ring 42 return to original state, thereby separates with locking slot 44.Therefore, locking device 8 separates with second housing with thermal response device 10.
Then, as shown in figure 12, at guiding device 6 and first housing, 2 after separatings, guiding device 6 is locked on the lock projection 40 of second housing 2.Therefore, the water that discharges by second housing 4 sprays by water spray plate 24, thus fire extinguishing.
Figure 13 is the exploded perspective view of sprinkler head in the another embodiment of the present invention, and Figure 14 is the view sub-anatomy of sprinkler head in the another embodiment of the present invention, and Figure 15 is the connection cutaway view of sprinkler head in the another embodiment of the present invention.
Except when the adjustment screw 26 that is connected on the guiding device 6 is unclamped, when making the sealing cap 18 of guiding device 6 fit on the lower surface of water injector 16 of first housing 2, be used to support outside the structure that guiding device 6 makes it not rotate, the sprinkler head among the sprinkler head among another embodiment and first embodiment has same structure.
In the sprinkler head of another embodiment of the present invention, a tool insert hole 86 that is used to the instrument that inserts vertically is arranged in the flange portion 14 of first housing 2, a support slot 87 is arranged on the guide ring 18, instrument by tool insert hole 86 is inserted on the support slot 87, is used to support guiding device 6 and makes it not rotate.
Equally, a stuffer 85 is assembled on the tool insert hole 86, thereby prevents that foreign matter, moisture etc. from entering sprinkler head by tool insert hole 86.
The assembly technology of fountain head is as described below in the another embodiment of the present invention.At first, instrument is inserted in the support slot 87 on the guide ring 18 by tool insert hole 86, and then, adjustment screw 26 is unclamped, thereby the sealing cap 22 of guiding device 6 is fitted on the lower surface of water spray part 16 of first housing 2.Then,, firmly stuffer 85 is installed in the tool insert hole 86 from tool insert hole 86 pullers, thus sealing tool patchhole 86.
Therefore, foreign matter, moisture etc. can not enter sprinkler head by tool insert hole 86.
Figure 16 is the cutaway view of sprinkler head among another embodiment of the present invention.
Except the thermal-arrest plate, the sprinkler head shown in Figure 16 and first embodiment have same structure.Sprinkler head shown in Figure 16 is furnished with cup-shaped thermal-arrest spare 90, rather than a plurality of thermal-arrest plates among first embodiment, and end cap 70 is arranged on the downside surface of thermal-arrest spare 90 in a certain interval with thermal-arrest spare 90.
In sprinkler head of the present invention, end cap is installed in the downside of thermal response device, thereby the opening that prevents thermal response device and ceiling is exposed to the outside, has aesthetic look.Equally, end cap and ceiling arranged in a certain interval, so that end cap assembles heat when breaking out of fire, and simultaneously, heated air enters the thermal response device.Therefore, reaction speed is accelerated, thereby can improve reliability of products.
In addition, because the tool insert hole that is arranged on first housing or second housing is clogged, foreign matter, moisture etc. can not enter sprinkler head, thereby prevents the sprinkler head maloperation.
It will be apparent for a person skilled in the art that the present invention can carry out various changes and variation, and do not exceed scope of the present invention.Therefore, need only modifications and variations of this invention in the scope and equivalency range thereof of claim of the present invention, the present invention just covers these changes and variation.
Claims (19)
1. sprinkler head comprises:
One first housing is connected on the feed pipe;
One second housing is connected on first housing;
A guiding device is fixed on first housing in sealable mode, be used for when fire takes place, breaking away from first housing and towards periphery the water spray;
A locking device is locked in second housing, is used to keep the sealing state between the guiding device and first housing;
A plurality of thermal-arrest plates are exposed to the outside of ceiling, are used for thermal-arrest when breaking out of fire;
A thermal response device has a fuse metal, is used for removing by the heat melts of being assembled by the thermal-arrest plate locking state of locking device; And
An end cap is installed in the downside of thermal response device at certain intervals, is used for the cover heating responding device, makes it not to be exposed to the outside, and when breaking out of fire thermal-arrest, thereby the thermotropism responding device conducts heat.
2. sprinkler head according to claim 1 is characterized in that end cap comprises:
A thermal-arrest dish;
A heat transfer plate is fixed to the upper face center of thermal-arrest dish, is used for the heat of being assembled by the conduction of thermal-arrest dish thermotropism responding device; And
A connector is arranged in the upper surface of heat transfer plate, is connected on the thermal response device.
3. sprinkler head according to claim 2 is characterized in that, the diameter of thermal-arrest dish is greater than the diameter of a plurality of thermal-arrest plates, and the thermal-arrest dish is furnished with a flange portion protruding upward in its outer rim.
4. sprinkler head according to claim 2 is characterized in that, its circumferencial direction of thermal-arrest rim is furnished with a plurality of ribs at certain intervals, is used to strengthen intensity.
5. sprinkler head according to claim 3 is characterized in that, forms certain intervals between the upper surface of the flange portion of the thermal-arrest dish of end cap and ceiling surface, so that heated air enters the thermal-arrest plate.
6. sprinkler head according to claim 2 is characterized in that, the heat transfer plate of end cap is installed between thermal-arrest plate and the thermal-arrest dish, has certain thickness, so that keep certain interval betwixt.
7. sprinkler head according to claim 4 is characterized in that, heat transfer plate contacts with the lower surface of a lock-screw, is used for integrally connecting locking device and thermal response device, and its diameter is less than the diameter of the head of lock-screw.
8. sprinkler head according to claim 2 is characterized in that, connector is made up of a screw rod that vertically protrudes at the upper surface of heat transfer plate, thereby is connected on the thermal response device by a screw.
9. sprinkler head according to claim 2 is characterized in that connector is made up of locking bail, and described locking bail vertically protrudes at certain intervals along the circumferencial direction of thermal-arrest dish, has lock projection in its end, thereby is locked on the thermal-arrest plate.
10. sprinkler head according to claim 1 is characterized in that, it also comprises a covering, and described covering is connected on the outer peripheral face of second housing, and fits on the ceiling surface, is used to cover the opening of the ceiling that inserts for sprinkler head.
11. sprinkler head according to claim 10 is characterized in that, covering comprises:
A plate portion is arranged to plate-like, and its central authorities open, and fits on the outer surface of ceiling; And
A coupling part from the uper side surface protrusion of plate portion, thereby is connected on second male screw portion of second housing.
12. sprinkler head according to claim 11 is characterized in that, the cylindrical shape in coupling part, and a negative thread partly is arranged on the inner circumferential surface.
13. sprinkler head according to claim 11 is characterized in that, the coupling part is arranged on the periphery of plate portion at certain intervals, has the projection on a plurality of second male screw portion that are locked in second housing within it on the surface.
14. sprinkler head according to claim 1 is characterized in that, it also comprises a port lid, is installed on the outer peripheral face of second housing, is used to cover a tool insert hole on second housing.
15. sprinkler head according to claim 14 is characterized in that, the cylindrical shape of port lid is inserted in sealable mode on the outer peripheral face of second housing.
16. sprinkler head according to claim 14, it is characterized in that, one first male screw portion and one second male screw portion are arranged on the side up and down of outer peripheral face of second housing, and port lid is installed on the outer surface between first male screw portion and second male screw portion.
17. sprinkler head according to claim 15 is characterized in that, the upper surface of port lid is furnished with an outward extending rib, so that be fixed on the lower surface of flange portion of first housing.
18. sprinkler head according to claim 15 is characterized in that, port lid adopts the method for firmly inserting to be installed on the outer peripheral face of second housing.
19. sprinkler head according to claim 1, it is characterized in that, the flange portion of first housing is furnished with a tool insert hole that is used to the instrument that inserts, a support slot is arranged on the guide ring of guiding device, instrument by tool insert hole is inserted in the described support slot, be used to support guiding device, make it not rotate, a stuffer that is used to cover tool insert hole is installed to tool insert hole.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2003-0014696A KR100522146B1 (en) | 2003-03-10 | 2003-03-10 | Concealed Sprinkler for Early Reacted Type |
| KR1020030014696 | 2003-03-10 | ||
| JP337223/2003 | 2003-09-29 | ||
| KR1020030071825 | 2003-10-15 | ||
| KR1020040015932 | 2004-03-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1697668A true CN1697668A (en) | 2005-11-16 |
| CN100563756C CN100563756C (en) | 2009-12-02 |
Family
ID=35350087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800006159A Expired - Fee Related CN100563756C (en) | 2003-03-10 | 2004-03-10 | Sprinkler head |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100522146B1 (en) |
| CN (1) | CN100563756C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106694261A (en) * | 2016-11-25 | 2017-05-24 | 东北农业大学 | Folded-shape external-mixing type atomization sprayer based on special-shaped hole airflow assistance |
| 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 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101063857B1 (en) * | 2008-08-13 | 2011-09-08 | (주)화이로 | Bottom-up sprinkler with collector plate |
| KR101047028B1 (en) * | 2009-01-08 | 2011-07-06 | 주식회사 우당기술산업 | sprinkler head |
| KR101287348B1 (en) | 2010-11-08 | 2013-07-23 | 김성복 | The head protector of sprinklers |
| RU2692901C1 (en) * | 2018-02-27 | 2019-06-28 | Общество С Ограниченной Ответственностью "Форносовское Научно-Производственное Предприятие "Гефест" | Device for in-depth installation in suspended ceiling of outlet nozzle of fire extinguishing installation |
| KR102306063B1 (en) | 2021-04-15 | 2021-09-28 | (주)하일기술단 | Safety Guidance Equipment For Firefighting |
| KR102411166B1 (en) * | 2021-07-01 | 2022-06-22 | 주식회사 우현이앤지 | Connector for installation sprinkler |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1030289C (en) * | 1991-11-11 | 1995-11-22 | 埃克塞尔贸易Pty有限公司 | A spray head |
| US6082463A (en) * | 1998-12-18 | 2000-07-04 | The Reliable Automatic Sprinkler Co. Inc. | Concealed extended coverage quick response sprinkler |
-
2003
- 2003-03-10 KR KR10-2003-0014696A patent/KR100522146B1/en active IP Right Grant
-
2004
- 2004-03-10 CN CNB2004800006159A patent/CN100563756C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106694261A (en) * | 2016-11-25 | 2017-05-24 | 东北农业大学 | Folded-shape external-mixing type atomization sprayer based on special-shaped hole airflow assistance |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040079688A (en) | 2004-09-16 |
| CN100563756C (en) | 2009-12-02 |
| KR100522146B1 (en) | 2005-10-18 |
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Granted publication date: 20091202 Termination date: 20160310 |