EP1121989B1 - Dispositif d'alimentation en air frais et dispositif d'aspiration d'air vicié pour bâtiments - Google Patents

Dispositif d'alimentation en air frais et dispositif d'aspiration d'air vicié pour bâtiments Download PDF

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Publication number
EP1121989B1
EP1121989B1 EP00128314A EP00128314A EP1121989B1 EP 1121989 B1 EP1121989 B1 EP 1121989B1 EP 00128314 A EP00128314 A EP 00128314A EP 00128314 A EP00128314 A EP 00128314A EP 1121989 B1 EP1121989 B1 EP 1121989B1
Authority
EP
European Patent Office
Prior art keywords
hood
flap
air
building
smoke
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP00128314A
Other languages
German (de)
English (en)
Other versions
EP1121989A3 (fr
EP1121989A2 (fr
Inventor
Frank Lehnhäuser
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kessler+luch & Cokg GmbH
Original Assignee
Kessler+luch & Cokg GmbH
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
Priority claimed from DE10006749A external-priority patent/DE10006749C2/de
Application filed by Kessler+luch & Cokg GmbH filed Critical Kessler+luch & Cokg GmbH
Publication of EP1121989A2 publication Critical patent/EP1121989A2/fr
Publication of EP1121989A3 publication Critical patent/EP1121989A3/fr
Application granted granted Critical
Publication of EP1121989B1 publication Critical patent/EP1121989B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • F24F7/08—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit with separate ducts for supplied and exhausted air with provisions for reversal of the input and output systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke

Definitions

  • the invention relates to a device with at least one hood for delivery of supply air to a building and for extracting contaminated air from a Building and with a suction device connected to the hood, wherein the hood has a hood opening directed into the building, and wherein the device is coupled to a smoke and / or fire detection device in this way is that only when the smoke and / or fire alarm device is activated Air can be extracted from the building via the hood and the suction device.
  • the object of the present invention is to provide a device for supply air to provide that is simple and inexpensive and above has an expanded scope.
  • the aforementioned task is the one mentioned at the beginning Art solved according to the invention in that the hood as a swirl hood is formed within the spaced apart Suction areas forms a swirl flow during the suction operation, that a flap covering the hood opening in the supply air operation is provided is that provided in the flap with the hood opening communicating openings are that the flap the hood opening can be released in suction is and that the flap is hinged to the hood so that the Flap in suction mode in a release position that releases the hood opening is pivotable, the width of the flap being a multiple of the width the hood opening, so that the flap pivoted into the release position serves as a smoke apron.
  • the invention offers a number of partly essential Benefits.
  • the Hood double function. On the one hand, it is used during the supply air supply Distribution of the supply air, while on the other hand it is used for extraction to generate serves the swirl flow.
  • the invention therefore ultimately relates to the principle the use of a swirl hood known per se for fire protection purposes, d. H. for smoke and heat - i.e. heated air - in the event of a fire from a building, especially to vacuum a residential or office building.
  • a smoke and / or fire detection device provided with the device is coupled. Only when the smoke and / or fire alarm device is activated, d. H. So if a fire is detected, a corresponding Control device switched on the suction device, so that on the Hood air is sucked out of the building.
  • openings in the flap open into the hood opening intended.
  • the openings can be round openings or ventilation slots be trained. It is also possible, at least in some areas to use perforated flap, the perforation being such that Ventilation openings are not visible per se, but air passage is nevertheless is possible.
  • the aforementioned embodiment first of all offers an aesthetic appearance Advantages, since the flap covers the hood opening, are immediate Insight into the hood is not possible. While it is with pegs of the type in question in industrial use not optically aesthetic Aspects, this is when used in residential or office buildings different. Optical-aesthetic influences have a very special meaning to.
  • the hood opening is for the viewer provides an insight into the swirl hood when not activated or provided in the supply air mode overlapping flap, the flap the hood opening only at least essentially releases in the suction mode.
  • This configuration ensures that, for example, in a suspended Device according to the invention arranged from the ceiling, so to speak, from the outside is not recognizable.
  • the hood opening directed into the room is in the supply air mode covered over the flap.
  • the supply air can at least given a certain orientation to the use of ventilation slots become. It goes without saying that the ventilation slots are then, for example are adjustable via appropriate slats.
  • the invention provides that the flap the hood opening in suction mode at least essentially releases. In order to release the hood opening in the event of a fire, the invention provides to let the flap fall off the hood or so far move that the hood opening is released. The flap is over a Hinge hinged to the hood so that the flap in a suction the hood opening pivots release position substantially.
  • the articulation of the flap first ensures that one False alarm the opened flap easily in the locked state can be pivoted back.
  • the aforementioned configuration of the hinged flap is particularly useful when in the release position swiveled flap serves as a so-called smoke apron.
  • a smoke apron is a flashover especially from smoke to prevent the swirl hood from passing.
  • the width of the flap is a multiple of the width of the hood opening on, so that the flap in the swung-down state is comparatively protrudes far into the room and thereby fulfills the smoke apron function can.
  • a holding device coupled to the smoke and / or fire detection device provided for holding the flap in the closed position. If the smoke and / or fire alarm device responds, the flap of the Holding device released if necessary via the intermediate control device.
  • the holding device has at least one electromagnet, which is de-energized in the event of a fire is switched. It goes without saying that either the flap itself is magnetic is or corresponding magnetic parts on the flap to cooperate are provided with the electromagnets.
  • the device according to the invention only one has only hood.
  • the device according to the invention to the most varied It is about being able to adapt use cases in a simple way also provided that not different for individual applications long hoods are used, but that in itself only a basic type of Hood is used as a basic module. This simplifies manufacture and lowers manufacturing costs.
  • hoods used as modules, the individual modules then over the desired total length can be connected. The direct connection of the individual modules then leads to almost the entire length the overall hood device composed of several modules an effective suction can take place.
  • the present invention relates to the use of a Device for supply air and for the extraction of contaminated air previous type in a building with several floors and with an atrium.
  • the device is arranged in the building adjacent to the atrium in such a way that the In the event of a fire, the flap swivels towards the atrium. Because of this training it is ensured that in the event of a fire, the flap opened to the atrium Towards a smoke apron, while smoke and heat from the respective Floor where the fire occurred can be extracted well. The the flap hanging down can roll over the smoke as a smoke apron and also of flames in the atrium or above the relevant floor prevent lying floors.
  • Fig. 1 a part of a building 1 is shown, the device for supply air having.
  • Building 1 is a Residential or office building.
  • the device itself has at least one blower on, which is not shown here.
  • the device provided with at least one hood 2 for supplying the supply air to the building 1.
  • the hood 2 is connected to the supply air lines with the not shown Fan connected.
  • the Hood 2 has a hood opening 3 directed into building 1.
  • the suction device is for example, a mechanical smoke extraction fan, which has appropriate Lines are connected to the hood 2. In some cases, too the supply air lines are used. It is also essential that the hood 2 is designed as a so-called vortex hood, within which there is between two suction areas spaced apart from one another during the suction operation Swirl flow forms. It is not shown that the hood has a plurality of Has suction areas, so that there is also a within the vortex hood Can form a plurality of vertebrae.
  • the device via a control device, also not shown, with a smoke and / or Fire detection device (not shown) is coupled such that at Activating the smoke and / or fire detection device on the one hand the supply air supply interrupted in the building 1 and on the other hand via the hood 2 and the Suction device, not shown, room air and therefore smoke in the event of fire and heat is extracted.
  • the same is used for suction at least in part Line as for the supply air supply.
  • Fig. 1 is in the upper part of the representation of normal operation, that is Supply air supply shown, while in the lower part of the suction operation, i.e. the Extraction of room air through the hood 2 is shown. However, it is on it to point out that in the event of a fire, suction is not carried out on one floor, while supply air continues to be supplied on the floor above.
  • the Fire traps remove all hoods 2 that are provided in building 1 in the lower part of FIG. 1, to the following in more detail is received, a.
  • the flap 4 has a plurality of present formed as ventilation slots 5 openings that have corresponding slats 6 are separated.
  • the slats 6 are adjustable or pivotable so that the outflow direction of the supply air on the position of the Slats can be controlled.
  • the flap 4 has at least over the entire width B of the hood 2 ventilation openings, the present are in turn designed as ventilation slots.
  • the actual vertebral canal 2a is displaced upwards, so that between the actual vertebral canal 2a delimit Aperture 2b and the flap 4 results in a space 4a over the the hood 2 supplied air not only in the area of the hood opening 3, but also emerges in the area of the intermediate space 4a.
  • the flap 4 gives the hood opening 3 free in suction mode.
  • the flap 4 is on a hinge 9 on the hood 2 hinged.
  • the hinge 9 it is possible that the flap 4 from the in Fig. 2 shown position in the supply air mode in the position shown in Fig. 3 swivels in suction mode.
  • suction mode this results in the Hood 2 a swirl flow 7, which is in a very high peripheral speed and a correspondingly high dynamic pressure with an associated generates low static pressure.
  • the static vacuum in the area of The swirl hood ensures that the room air is sucked in, as indicated by the arrows 8 in Fig. 3 is shown.
  • this function the flap 4 also results from the lower part of the illustration Fig. 1.
  • the flap 4 also has a hinge 9 covering the closed position Section 10, which during the pivoting of the flap 4 on the Hood 2 swings shut. In the state shown in Fig. 3, the section 10 is present the hood 2, which has the consequence that a further pivoting of the flap 4th as shown in Fig. 3 is not possible.
  • the holding device 11 is provided, which for holding the flap 4 in the closed position, which is shown in Fig. 2 is used.
  • the holding device 11 at least one electromagnet 12, which when activated the smoke and / or fire alarm device is switched off. This has with the result that the flap 4 is no longer held over the electromagnet 12 and from the position shown in FIG. 2 to that shown in FIG. 3 Position pivots.
  • each Hoods 2 is otherwise such that the hoods 2 in suspended ceilings 14 are arranged in such a way that the outside of the respective hood 2, and thus in the present case the outside of the respective flap 4, with the suspended one Blanket 14 is aligned.
  • the arrangement of the individual hoods 2 in particular with regard to the articulation of the respective flaps 4 such that the flaps 4 pivot towards the atrium 13 in the event of a fire and thus fulfill the previously mentioned smoke apron function.

Claims (9)

  1. Dispositif avec au moins une hotte (2) pour l'amenée d'air frais dans un bâtiment (1) et pour l'aspiration d'air vicié d'un bâtiment (1) et avec une installation d'aspiration reliée à la hotte (2), la hotte (2) possédant une ouverture de hotte (3) orientée vers l'intérieur du bâtiment (1) et le dispositif étant couplé à une installation de détection de fumée et/ou d'incendie de telle sorte que de l'air ne peut être aspiré de l'intérieur du bâtiment (1) par la hotte (2) et l'installation d'aspiration que dans le cas de l'activation de l'installation de détection de fumée et/ou d'incendie, caractérisé en ce que la hotte (2) est formée comme une hotte à turbulence, dans laquelle un flux hélicoïdal se forme entre des zones d'aspiration distantes les unes des autres lorsque l'aspiration est en marche, en ce qu'un volet (4), qui recouvre l'ouverture de hotte (3) lorsque la hotte apporte de l'air frais, est prévu, en ce que des ouvertures communiquant avec l'ouverture de hotte sont prévues dans le volet (4), en ce que le volet (4) peut libérer l'ouverture de hotte (3) lorsque la hotte fonctionne en aspiration et en ce que le volet (4) est articulé sur la hotte (2) par le biais d'une charnière (9), de sorte que, lorsque la hotte fonctionne en aspiration, le volet (4) peut être pivoté dans une position d'ouverture dégageant l'ouverture de hotte (3), la largeur (B) du volet (4) étant un multiple de la largeur (b) de l'ouverture de hotte (3), de sorte que le volet (4) pivoté dans la position d'ouverture fait office de trappe de désenfumage.
  2. Dispositif selon la revendication 1, les ouvertures ayant la forme d'ouvertures rondes ou de fentes d'aération, ou le volet (4) étant perforé de telle sorte que le passage de l'air est possible.
  3. Dispositif selon l'une des revendications précédentes, des ouvertures dans le volet (4) étant prévues de manière répartie sur toute la surface du volet (4).
  4. Dispositif selon l'une des revendications précédentes, le volet (4) possédant une section (10) prolongée et recouvrant la charnière (9) en position fermée, qui peut pivoter en direction de la hotte (2) lors du pivotement du volet (4).
  5. Dispositif selon l'une des revendications précédentes, un dispositif de retenue (11) couplé à l'installation de détection de fumée et/ou d'incendie étant prévu pour retenir le volet (4) en position fermée.
  6. Dispositif selon la revendication 5, le dispositif de retenue (11) comportant au moins un électroaimant (12) dont l'alimentation peut être coupée en cas d'activation de l'installation de détection de fumée et/ou d'incendie.
  7. Dispositif selon l'une des revendications précédentes, une pluralité de hottes étant prévues, les hottes étant réalisées de manière modulaire et les différents modules étant reliés directement les uns aux autres.
  8. Utilisation d'un dispositif pour l'amenée d'air frais et pour l'aspiration d'air vicié selon l'une des revendications précédentes, dans un bâtiment (1) à plusieurs étages et avec un atrium ( 13).
  9. Utilisation d'un dispositif selon la revendication 8, la hotte (2) étant disposée de telle sorte et le volet (4) étant articulé de telle sorte que le volet (4), à l'état activé, peut pivoter en direction de l'atrium (13).
EP00128314A 2000-01-31 2000-12-22 Dispositif d'alimentation en air frais et dispositif d'aspiration d'air vicié pour bâtiments Expired - Lifetime EP1121989B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10004038 2000-01-31
DE10004038 2000-01-31
DE10006749 2000-02-15
DE10006749A DE10006749C2 (de) 2000-01-31 2000-02-15 Vorrichtung zur Zuluftzufuhr für Gebäude und Vorrichtung zum Absaugen von verunreinigter Luft aus Gebäuden

Publications (3)

Publication Number Publication Date
EP1121989A2 EP1121989A2 (fr) 2001-08-08
EP1121989A3 EP1121989A3 (fr) 2002-10-23
EP1121989B1 true EP1121989B1 (fr) 2004-10-20

Family

ID=26004112

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00128314A Expired - Lifetime EP1121989B1 (fr) 2000-01-31 2000-12-22 Dispositif d'alimentation en air frais et dispositif d'aspiration d'air vicié pour bâtiments

Country Status (3)

Country Link
EP (1) EP1121989B1 (fr)
AT (1) ATE279998T1 (fr)
DE (1) DE20022628U1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115235021B (zh) * 2022-06-22 2023-08-18 衍菓（厦门）科技有限公司 一种基于智能监控的室内消防排烟系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243834C3 (de) * 1992-12-23 2001-08-09 Kessler & Luch Gmbh & Co Kg Abgaserfassungshaube mit stabilisierter Drallströmung
US5788571A (en) * 1997-01-22 1998-08-04 Ivison; John T. Method of venting smoke from highrise residential buildings

Also Published As

Publication number Publication date
EP1121989A3 (fr) 2002-10-23
ATE279998T1 (de) 2004-11-15
DE20022628U1 (de) 2002-04-11
EP1121989A2 (fr) 2001-08-08

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