FI3984602T3 - Fire damper for ventilation system - Google Patents

Fire damper for ventilation system Download PDF

Info

Publication number
FI3984602T3
FI3984602T3 FIEP21203218.9T FI21203218T FI3984602T3 FI 3984602 T3 FI3984602 T3 FI 3984602T3 FI 21203218 T FI21203218 T FI 21203218T FI 3984602 T3 FI3984602 T3 FI 3984602T3
Authority
FI
Finland
Prior art keywords
frame
fire damper
damper according
sealing device
fire
Prior art date
Application number
FIEP21203218.9T
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Erik Engman
Johan Gyllenberg
Original Assignee
Ekovent Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ekovent Ab filed Critical Ekovent Ab
Application granted granted Critical
Publication of FI3984602T3 publication Critical patent/FI3984602T3/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C2/00Fire prevention or containment
    • A62C2/06Physical fire-barriers
    • A62C2/12Hinged dampers
    • A62C2/14Hinged dampers with two or more blades
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62CFIRE-FIGHTING
    • A62C2/00Fire prevention or containment
    • A62C2/06Physical fire-barriers
    • A62C2/065Physical fire-barriers having as the main closure device materials, whose characteristics undergo an irreversible change under high temperatures, e.g. intumescent
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32Responding to malfunctions or emergencies
    • F24F11/33Responding to malfunctions or emergencies to fire, excessive heat or smoke
    • F24F11/35Responding to malfunctions or emergencies to fire, excessive heat or smoke by closing air passages
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1406Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by sealing means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F24F13/1413Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre using more than one tilting member, e.g. with several pivoting blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Air-Flow Control Members (AREA)

Claims (13)

PATENTKRAVPATENT CLAIMS 1. Brandspjäll för ventilationssystem, omfattande: en ram (100) som bildar en luftflödesöppning; minst ett spjällblad (310, 320, 330, 340) som är utformat att stänga och öppna nämnda öppning, varvid nämnda spjällblad är roterbart monterat pä ramen (100); och en expanderbar tätningsanordning (11, 12) utformad att täta gränssnittet mellan kantpartier hos spjällbladet (310, 320, 330, 340) och inre väggpartier hos ramen (100) i — det stängda läget; varvid den expanderbara tätningsanordningen (11, 12) sträcker sig längs de inre väggpartierna som bildar nämnda öppning; kännetecknat av att den expanderbara tätningsanordningen (11, 12) omfattar en list (12) av elastiskt material, och en list (11) av svällmaterial som är utformad att — vid aktivering — trycka emot kantpartier hos nämnda minst ena spjällblad (310, 320, 330,340)i det stängda läget; varvid den expanderbara tätningsanordningen (11, 12) är täckt av ett flexibelt tätningselement (13) som är gjort av en brandhämmande väv av tygmaterial.1. Fire damper for ventilation system, comprising: a frame (100) forming an air flow opening; at least one damper blade (310, 320, 330, 340) designed to close and open said opening, said damper blade being rotatably mounted on the frame (100); and an expandable sealing device (11, 12) designed to seal the interface between edge portions of the damper blade (310, 320, 330, 340) and inner wall portions of the frame (100) in — the closed position; wherein the expandable sealing device (11, 12) extends along the inner wall portions forming said opening; characterized in that the expandable sealing device (11, 12) comprises a strip (12) of elastic material, and a strip (11) of swelling material which is designed to — upon activation — press against edge portions of said at least one damper blade (310, 320, 330,340)in the closed position; wherein the expandable sealing device (11, 12) is covered by a flexible sealing element (13) which is made of a fire-retardant web of fabric material. 2. Brandspjäll enligt krav 1, varvid det elastiska materialet är gummi.2. Fire damper according to claim 1, wherein the elastic material is rubber. 3. Brandspjäll enligt krav 1 eller 2, varvid svällisten (11) och den elastiska listen (12) är anordnade i anslutning till varandra och sträcker sig företrädesvis parallellt med varandra längs ramens (100) inre omkrets, vilken bildar nämnda öppning.3. Fire damper according to claim 1 or 2, wherein the swelling strip (11) and the elastic strip (12) are arranged adjacent to each other and preferably extend parallel to each other along the inner circumference of the frame (100), which forms said opening. 4. Brandspjäll enligt krav 3, varvid den elastiska listen (12) är anordnad ovanpä svällisten (11).4. Fire damper according to claim 3, wherein the elastic strip (12) is arranged on top of the swelling strip (11). 5. Brandspjäll enligt något av föregående krav, varvid det flexibla tätningselementet (13) har en insida (IS) som är anordnad att vara vänd mot ett tillordnat ramväggparti (110-113), och en utsida (OS) som är anordnad att gä i ingrepp med ett kantparti hos spjällbladet (310, 320, 330, 340), varvid utsidan (OS) företrädesvis är en yta med läg friktion.5. Fire damper according to one of the preceding claims, wherein the flexible sealing element (13) has an inside (IS) which is arranged to face an assigned frame wall part (110-113), and an outside (OS) which is arranged to go into engagement with an edge portion of the damper blade (310, 320, 330, 340), wherein the outside (OS) is preferably a surface with low friction. 6. Brandspjäll enligt krav 5, varvid ett längsträckt utrymme (ES), som sträcker sig utmed längden av varje ramväggparti (110, 113), är bildat av det intilliggande ramväggpartiet (110-113) och insidan (IS) av det flexibla tätningselementet (13) som är motsatt nämnda ramväggparti (110-113), och varvid det längsträckta utrymmet (ES) —inrymmer nämnda expanderbara tätningsanordning (11, 12) som är anordnad pä det inre ramväggpartiet (110-113).6. Fire damper according to claim 5, wherein an elongated space (ES), extending along the length of each frame wall part (110, 113), is formed by the adjacent frame wall part (110-113) and the inside (IS) of the flexible sealing element ( 13) which is opposite said frame wall part (110-113), and wherein the longest space (ES) — houses said expandable sealing device (11, 12) which is arranged on the inner frame wall part (110-113). 7. Brandspjäll enligt nägot av föregäende krav, varvid det flexibla tätningselementet (13) har längsgäende sidopartier (13A, 13B) som är fastgjorda pä —ramväggpartiet (110-113), och ett mittre avsnitt (13C) som är beläget pä avstånd fran nämnda ramvägeparti (110-113).7. Fire damper according to any of the preceding claims, wherein the flexible sealing element (13) has longitudinal side parts (13A, 13B) which are attached to the frame wall part (110-113), and a central section (13C) which is located at a distance from said frame road part (110-113). 8. Brandspjäll enligt krav 7, varvid den expanderbara tätningsanordningen (11, 12) är inrymd i det långsträckta utrymmet (ES) motsatt det flexibla — tätningselementets (13) mittre avsnitt (13C).8. Fire damper according to claim 7, wherein the expandable sealing device (11, 12) is housed in the elongated space (ES) opposite the central section (13C) of the flexible sealing element (13). 9. Brandspjäll enligt nägot av föregäende krav, varvid den expanderbara tätningsanordningen (11, 12) täckt av det flexibla tätningselementet (13) sträcker sig kring en inre omkrets av ramen (100), därigenom bildande en kontinuerlig elastisk dyna.9. Fire damper according to any of the preceding claims, wherein the expandable sealing device (11, 12) covered by the flexible sealing element (13) extends around an inner circumference of the frame (100), thereby forming a continuous elastic pad. 10. Brandspjäll enligt nägot av föregäende krav, varvid ramen (100) omfattar fyra ramväggpartier (110-113), vilka vid montering formar en väsentligen rektangulär ram.10. Fire damper according to any of the preceding claims, wherein the frame (100) comprises four frame wall sections (110-113), which when assembled form an essentially rectangular frame. 11. Brandspjäll enligt krav 10, varvid vart och ett av de fyra ramväggpartierna (110-113) omfattar ett längsgäende spär (130) som sträcker sig utmed längden av nämnda ramväggparti, varvid späret (130) upptar den expanderbara tätningsanordningen (11, 12).11. Fire damper according to claim 10, wherein each of the four frame wall parts (110-113) comprises a longitudinal beam (130) which extends along the length of said frame wall part, wherein the beam (130) occupies the expandable sealing device (11, 12) . 12. Brandspjäll enligt nägot av föregäende krav, vidare omfattande organ för manövrering av nämnda minst ena spjällblad (310, 320, 330, 340) och för läsning av nämnda minst ena spjällblad (310, 320, 330, 340) i det stängda läget.12. Fire damper according to any of the preceding claims, further comprising means for operating said at least one damper blade (310, 320, 330, 340) and for reading said at least one damper blade (310, 320, 330, 340) in the closed position. 13. Ventilationssystem omfattande minst ett brandspjäll enligt nägot av föregäende krav.13. Ventilation system comprising at least one fire damper according to any of the preceding requirements.
FIEP21203218.9T 2020-10-19 2021-10-18 Fire damper for ventilation system FI3984602T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2051214 2020-10-19

Publications (1)

Publication Number Publication Date
FI3984602T3 true FI3984602T3 (en) 2024-01-03

Family

ID=78332525

Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP21203218.9T FI3984602T3 (en) 2020-10-19 2021-10-18 Fire damper for ventilation system

Country Status (3)

Country Link
EP (1) EP3984602B1 (en)
DK (1) DK3984602T3 (en)
FI (1) FI3984602T3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202023100853U1 (en) 2023-02-23 2024-06-17 Wildeboer Bauteile Gmbh Fire protection and smoke extraction system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI118457B (en) 2005-12-13 2007-11-30 Flaekt Woods Ab Fire damper shut-off flap
GB0717018D0 (en) 2007-08-01 2007-10-10 Ruskin Air Man Ltd A damper
PL221312B1 (en) * 2009-04-24 2016-03-31 Mercor Spółka Akcyjna Fire partition
PL219662B1 (en) * 2010-03-15 2015-06-30 Ciat Spółka Z Ograniczoną Odpowiedzialnością Fire-resistant protection door
IT1401149B1 (en) * 2010-07-28 2013-07-12 Posa S P A FIRE-RESISTANT SHUTTERS EQUIPPED WITH INTUMESCENT SINGLE-BODY GASKETS FOR SEALS TO COLD AND HOT FUMES
ITVI20120304A1 (en) * 2012-11-12 2014-05-13 Mp3 S R L SUPPORT STRUCTURE FOR FIRE RESISTANT DAMPER AND FIRE RESISTANT DAMPER INCLUDING THIS SUPPORT STRUCTURE
GB2534877B (en) * 2015-02-02 2020-12-23 Flamgard Engineering Ltd Fire damper assemblies

Also Published As

Publication number Publication date
EP3984602B1 (en) 2023-11-08
DK3984602T3 (en) 2023-12-04
EP3984602A1 (en) 2022-04-20

Similar Documents

Publication Publication Date Title
FI3984602T3 (en) Fire damper for ventilation system
US10222089B2 (en) Damper with integrated blade stop
US8684803B2 (en) Vent structure forcing a Z-pattern air flow
AU2008347137A1 (en) Self-closing vent assembly
EP2295883A2 (en) Back draft damper
ITMI20101394A1 (en) FIRE-RESISTANT SHUTTERS EQUIPPED WITH INTUMESCENT SINGLE-BODY GASKETS FOR SEALS TO COLD AND HOT FUMES
JP2017160053A (en) Inflatable seal for door aperture
US3973590A (en) Mixing valve for air distributing systems
KR200466554Y1 (en) A barb type damper
EP3384122A1 (en) Intake ventilator
US1938798A (en) Silencing ventilator for windows
BR112023000865A2 (en) DRYER FOR DRYING A PANEL PRODUCT
EP2505759A3 (en) Flashing tape, in particular for windows and doors and method of flashing tape production
ES2540792T3 (en) Sectional Rolling Door
NO20074196L (en) Smoke dampers
CN104806139A (en) Automatic sealing device
JP4586208B2 (en) Elevator doorway equipment
JP4942357B2 (en) Manufacturing method for air conditioning duct for vehicle
SE418114B (en) JALUSISPJELL
CN210483777U (en) Ventilation device, circuitous wind channel and underground traffic system
KR20150068849A (en) Opening and Closing Type Louver
NZ748100A (en) Intumescent grille unit
KR102022552B1 (en) Ventilating duct tape
US148583A (en) Improvement in weather-strips
FI87016C (en) AENDTAETNINGSARRANGEMANG FOER SPJAELAR SOM AER AXLADE VID LUFTNINGSKANALENS SPJAELSPJAELL