WO1995031255B1 - Spray head for sprinkler systems - Google Patents

Spray head for sprinkler systems

Info

Publication number
WO1995031255B1
WO1995031255B1 PCT/EP1995/001797 EP9501797W WO9531255B1 WO 1995031255 B1 WO1995031255 B1 WO 1995031255B1 EP 9501797 W EP9501797 W EP 9501797W WO 9531255 B1 WO9531255 B1 WO 9531255B1
Authority
WO
WIPO (PCT)
Prior art keywords
spray head
extinguishing agent
head according
indicator
control channel
Prior art date
Application number
PCT/EP1995/001797
Other languages
German (de)
French (fr)
Other versions
WO1995031255A1 (en
Filing date
Publication date
Priority claimed from DE4416746A external-priority patent/DE4416746A1/en
Application filed filed Critical
Priority to DE59508093T priority Critical patent/DE59508093D1/en
Priority to EP95920028A priority patent/EP0717648B1/en
Priority to AT95920028T priority patent/ATE191151T1/en
Publication of WO1995031255A1 publication Critical patent/WO1995031255A1/en
Publication of WO1995031255B1 publication Critical patent/WO1995031255B1/en

Links

Abstract

A spray head for sprinkler systems, the inside (16) of which is connected to an extinguishing agent indicator (25) via a monitoring channel (29) from which the presence of extinguishing agent inside (16) the spray head (10) and whether the latter is operative can be seen from the room (19) to be protected.

Claims

GEÄNDERTE ANSPRÜCHE[beim Internationalen Büro am 14. November 1995 (14.11.95) eingegangen; ursprüngliche Ansprüche 1 und 2 durch geänderten Anspruch 1 ersetzt;Ansprüche 3-11 umnumeriert als Ansprüche 2-10 (2 Seiten)] AMENDED CLAIMS [received at the International Bureau on 14 November 1995 (14.11.95); original claims 1 and 2 replaced by amended claim 1, claims 3-11 renumbered as claims 2-10 (2 pages)]
1. Sprühkopf für Sprinkleranlagen mit einem an eine Rohrleitung für Löschmittel anschließbaren Rohrstutzen und einem dem zu schützenden Raum zugewandten Verschlußelement, das eine1. spray head for sprinkler systems with a connectable to a pipeline for extinguishing pipe socket and the space to be protected facing closure element, the one
Löschmittelaustrittsöffnung im Rohrstutzen verschließt und sich durch Einwirkung von Wärme öffnet, mit einem Löschmittelindikator (25), der vom Innern (16) des Rohrstutzens (11) aus mit Löschmittel beaufschlagt wird und von dem zu schützenden Raum (19) aus wahrnehmbar oder zugänglich ist, dadurch gekennzeichnet, daß das Innere (16) des Rohrstutzens (11) mit dem Löschmittelindikator (25) durch einen Kontrollkanal (29) verbunden ist.Closes the extinguishing agent outlet opening in the pipe socket and opens by the action of heat, with an extinguishing agent indicator (25) from the interior (16) of the pipe socket (11) is acted upon by extinguishing agent and is perceptible or accessible from the space to be protected from (19), characterized in that the interior (16) of the pipe socket (11) is connected to the extinguishing agent indicator (25) by a control channel (29).
2. Sprühkopf nach Anspruch 1 , dadurch gekennzeichnet, daß der Kontrollkanal (29) eine Bohrung aufweist, die sich im Sockel (15) einer Halterung (13) für das Verschlußelement (14) befindet und in welcher der Löschmittelindikator (25) angeordnet ist.2. Spray head according to claim 1, characterized in that the control channel (29) has a bore which is in the base (15) of a holder (13) for the closure element (14) and in which the extinguishing agent indicator (25) is arranged.
3. Sprühkopf nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß der Löschmittelindikator (25) ein Farbstoff ist, der bei Berührung mit dem Löschmittel seine Farbe oder seine Farbintensität verändert.3. Spray head according to claim 1 or 2, characterized in that the extinguishing agent indicator (25) is a dye which changes its color or its color intensity upon contact with the extinguishing agent.
4. Sprühkopf nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß der Kontrollkanal (29) an seinem, dem zu schützenden Raum (19) zugewandten Ende durch ein Schauglas (30) verschlossen ist.4. Spray head according to one of claims 1 to 3, characterized in that the control channel (29) at its, the space to be protected (19) facing the end through a sight glass (30) is closed.
5. Sprühkopf nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß das Schauglas (30) auf seiner dem Kontrollkanal (29) zugewandten Innenseite (31) mit dem Löschmittelindikator (25) versehen ist. 1 35. Spray head according to one of claims 1 to 4, characterized in that the sight glass (30) on its the control channel (29) facing the inside (31) with the extinguishing agent indicator (25) is provided. 1 3
6. Sprühkopf nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß der Löschmittelindikator (25) eine Druckanzeigevorrichtung (32) aufweist.6. Spray head according to one of claims 1 to 5, characterized in that the extinguishing agent indicator (25) has a pressure indicator device (32).
7. Sprühkopf nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß die Druckanzeigevorrichtung (32) ein federbelasteter Indikatorstift (35) ist, der von dem Kontrollkanal (29) aus beaufschlagt wird und von einem unter Druck stehenden Löschmittel teilweise in den zu schützenden Raum (19) herausgedrückt wird.7. Spray head according to one of claims 1 to 6, characterized in that the pressure indicator device (32) is a spring-loaded indicator pin (35) which is acted upon by the control channel (29) and of a pressurized extinguishing agent partially in the protected Room (19) is pushed out.
8. Sprühkopf nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß die Druckanzeigevorrichtung (32) ein Manometer (47) aufweist, das an den durch ein Rückschlagventil (44) gesicherten Kontrollkanal (29) anschließbar ist.8. Spray head according to one of claims 1 to 7, characterized in that the pressure indicator device (32) has a pressure gauge (47) which is connectable to the by a check valve (44) secured control channel (29).
9. Sprühkopf nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß die Druckanzeigevorrichtung (32) ein Manometer (50) ist, das in den Kontrollkanal (29) derart eingebaut ist, daß seine Anzeige (52 - 54) von dem zu überwachenden Raum (19) aus erkennbar ist.9. Spray head according to one of claims 1 to 8, characterized in that the pressure indicator device (32) is a pressure gauge (50) which is installed in the control channel (29) such that its display (52 - 54) of the monitored Room (19) is recognizable from.
10. Sprühkopf nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß der Löschmittelindikator (25) einen elektrischen Drucksensor (55) aufweist, der an der dem zu überwachenden Raum (19) zugewandten Außenseite (56) Anschlüsse (57, 58) für externe Meß- und10. Spray head according to one of claims 1 to 9, characterized in that the extinguishing agent indicator (25) has an electrical pressure sensor (55) on the said space to be monitored (19) facing the outside (56) terminals (57, 58) for external measuring and
Überwachungsgeräte aufweist. Has monitoring devices.
PCT/EP1995/001797 1994-05-12 1995-05-12 Spray head for sprinkler systems WO1995031255A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE59508093T DE59508093D1 (en) 1994-05-12 1995-05-12 SPRAY HEAD FOR SPRINKLER SYSTEMS
EP95920028A EP0717648B1 (en) 1994-05-12 1995-05-12 Spray head for sprinkler systems
AT95920028T ATE191151T1 (en) 1994-05-12 1995-05-12 SPRAY HEAD FOR SPRINKLER SYSTEMS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4416746A DE4416746A1 (en) 1994-05-12 1994-05-12 Spray head for sprinkler systems
DEP4416746.6 1994-05-12

Publications (2)

Publication Number Publication Date
WO1995031255A1 WO1995031255A1 (en) 1995-11-23
WO1995031255B1 true WO1995031255B1 (en) 1996-01-04

Family

ID=6517947

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1995/001797 WO1995031255A1 (en) 1994-05-12 1995-05-12 Spray head for sprinkler systems

Country Status (4)

Country Link
EP (1) EP0717648B1 (en)
AT (1) ATE191151T1 (en)
DE (2) DE4416746A1 (en)
WO (1) WO1995031255A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202011050661U1 (en) 2011-07-07 2011-09-09 Job Lizenz Gmbh & Co. Kg Thermal release element for sprinklers, valves or the like
GB201413159D0 (en) * 2014-07-24 2014-09-10 Mcgavigan Daniel Sprinkler Device
US10525296B2 (en) 2015-06-04 2020-01-07 Utc Fire & Security Corporation Externally mounted device for the supervision of a fire suppression system
US20180133529A1 (en) 2015-06-08 2018-05-17 Utc Fire & Security Corporation Internally mounted device for the supervison of a fire suppression system
RU2719099C1 (en) * 2019-08-28 2020-04-17 Общество с ограниченной ответственностью "НПО ФАРРО" Sprinkler irrigator and modular fire extinguishing installation using such sprinkler

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1875233A (en) * 1931-06-06 1932-08-30 Wilfred J Thuermann Testing device for sprinkler systems
DE867952C (en) * 1944-01-29 1953-02-23 Concordia Elek Zitaets Ag Liquid level and pressure indicators, especially for fire extinguishers
DE1028886B (en) * 1952-04-22 1958-04-24 Minimax Ag Device for monitoring the tightness of carbon dioxide bottles, especially for fire extinguishing purposes, and switching for an alarm device to be operated by this device
US2917924A (en) * 1957-05-02 1959-12-22 Standard Alarm And Signal Comp Light permeable fluid level marker for casings
DE1708107A1 (en) * 1967-03-11 1970-04-02 Diebold Vulkan Werk W Pressure indicator
DE3821774A1 (en) * 1988-06-28 1990-01-11 Siemens Ag Device for monitoring the condition of fire extinguisher bottles
US5373989A (en) * 1992-11-11 1994-12-20 Hattori; Takamasa Sprinkler head having a checking means for checking that fluid has been filled inside of a sprinkler head body and method for checking that the fluid has been filled using such sprinkler head

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