EP1121989A2 - 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
EP1121989A2
EP1121989A2 EP00128314A EP00128314A EP1121989A2 EP 1121989 A2 EP1121989 A2 EP 1121989A2 EP 00128314 A EP00128314 A EP 00128314A EP 00128314 A EP00128314 A EP 00128314A EP 1121989 A2 EP1121989 A2 EP 1121989A2
Authority
EP
European Patent Office
Prior art keywords
hood
flap
suction
building
air
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.)
Granted
Application number
EP00128314A
Other languages
German (de)
English (en)
Other versions
EP1121989A3 (fr
EP1121989B1 (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 for supply air for buildings, in particular Residential or office building, with at least one blower and with at least one hood connected to the fan for supplying supply air to the building, wherein the hood has a hood opening directed into the building.
  • suction devices in buildings for fire protection purposes to be used in which so-called smoke extract fans are used are used to extract smoke and heat from the building in the event of a fire should be.
  • smoke extract fans are used to extract smoke and heat from the building in the event of a fire should be.
  • relatively strong fans are required.
  • suction device described above in connection with separate devices for supply air are comparatively complex and costly.
  • the object of the present invention is therefore a device for supply air to provide that is simple and inexpensive and above has an extended scope.
  • the aforementioned task is the beginning of a device for supply air mentioned type according to the invention essentially solved in that one with the Hood connected suction device is provided that the hood as a swirl hood is formed, within the suction regions spaced apart from one another forms a swirl flow during the suction operation, and that the device is coupled to a smoke and / or fire detection device in this way is that the activation of the smoke and / or fire alarm device on the one hand Supply air supply to the building is interrupted and on the other hand via the hood and the Suction device room air is extracted.
  • the invention offers a number of some significant advantages. First of all, both for supply air and only a single device is required for suction. Doing so the hood has a double function. On the one hand, it is used during the supply air supply Distribution of the supply air, while on the other hand during extraction to generate the Swirl flow serves.
  • a swirl hood of the type specified above is characterized by a very good suction effect and performance, which due to the high dynamic overpressure due to the high peripheral speed of the Swirl flow in the hood a correspondingly low static pressure and a has a correspondingly high suction power.
  • a the flap covering the hood opening in the supply air operation is provided, wherein in the Flap openings opening into the hood opening are provided.
  • the openings can be designed as round openings or ventilation slots.
  • a flap perforated at least in some areas whereby the perforation is such that ventilation openings are not visible per se Air passage is still possible.
  • the aforementioned configuration offers First of all, optical and aesthetic advantages, since the flap covers the hood covered, so a direct view of the hood is not possible.
  • the supply air can, at least when using ventilation slots given direction. It is understood that the ventilation slots can then be adjusted, for example, via appropriate slats.
  • the invention provided that the flap the hood opening in suction at least essentially releases.
  • the present invention further relates to a device for suctioning polluted air from buildings, with at least one designed as a swirl hood Hood, within the suction areas spaced between each other forms a swirl flow during the suction operation, and with a the hood connected suction device, the hood one in the building has directed hood opening.
  • Devices of the aforementioned type for extracting contaminated air are off the previously mentioned DE 39 01 859 A1 and DE 42 43 834 A1.
  • the scope or application of such devices is generally limited to industrial applications.
  • the object of the present invention is therefore further to determine the area of application of Expand devices of the aforementioned type.
  • the device with a Smoke and / or fire detection device is coupled such that only when activated the smoke and / or fire detection device via the hood and the suction device Air is sucked out of the building.
  • the invention therefore relates to ultimately the principle of using a well-known swivel hood Fire protection purposes, d. H. smoke and heat - i.e. warmed air - in the event of a fire to suction from a building, in particular a residential or office building.
  • a smoke and / or fire alarm device is specifically provided, which with the device is coupled. Only when the smoke and / or Fire alarm device, d. H.
  • the hood opening is for the viewer provides an insight into the swirl hood, covering it when not activated Flap is provided, the flap opening the hood only in the suction mode at least essentially releases.
  • This configuration ensures that an example arranged in a suspended ceiling according to the invention Device is virtually not recognizable from the outside.
  • the one facing the room Hood opening is in the non-activated state, i. H. in normal operation, over covered the flap. Only when the swirl hood is activated in the event of a fire the hood opening is released via the flap.
  • the flap hinged on a hinge in particular on the hood, so that the Flap in the suction operation in a substantially the hood opening Release position pivots.
  • the hinging of the flap initially ensures that in the event of a false alarm, the flap opened easily in the closed state can be pivoted back.
  • the aforementioned configuration the hinged flap is particularly useful if the in the release position pivoted flap serves as a so-called smoke apron.
  • the purpose of such a smoke apron is to roll over in particular from To prevent smoke from passing the swirl hood.
  • the width of the flap is a multiple of the width of the hood opening on, so that the flap is comparatively far in when swung down protrudes into the room and can therefore fulfill the smoke apron function.
  • the area of the flap is considerable is larger than the area of the hood opening, it can offer the supply air openings to be arranged essentially over the entire surface of the flap. In this way, a comparatively large area can easily be created Fresh air can be supplied. In this case, it goes without saying that the Arrangement must be chosen such that the supply air also via the entire surface of the flap can emerge.
  • the flap an extended and in particular covering the hinge in the closed position Has section that pivots toward the hood while pivoting the flap. Because of this special flap design, on the one hand, from the outside not recognizable that a hinge is provided at all, so swing the flap out can. On the other hand, this section strikes during the suction operation on the hood so that pivoting beyond a predetermined position not possible.
  • a holding device coupled to the smoke and / or fire detection device provided for holding the flap in the closed position. Speaks the smoke and / or Fire alarm device, the flap may be removed from the holding device released via the intermediate control device.
  • the holding device has at least one electromagnet, which is de-energized in the event of a fire becomes. It goes without saying that either the flap itself is magnetic or but corresponding magnetic parts on the flap to interact with the Electromagnets are provided.
  • the device according to the invention only one Has hood.
  • hoods of different lengths are not used for individual applications are used, but that only a basic type of hood as a basic module becomes. This simplifies manufacturing and lowers manufacturing costs.
  • a plurality of hoods are used as modules, the individual modules then together over the desired total length get connected. The direct connection of the individual modules then leads to that are made up of almost the entire length of the modules Entire hood device an effective suction can take place.
  • the present invention relates to a building with several Levels, with an atrium and with a device for supply air and / or one Device for extracting polluted air.
  • the device is adjacent in the building the atrium is arranged so that the flap swivels towards the atrium in the event of a fire.
  • This training ensures that, in the event of a fire, the swung open Flap towards the atrium forms a smoke apron, while smoke and Heat is well extracted from the floor where the fire occurred can be.
  • the hanging flap can roll over as a smoke apron of smoke and also of flames in the atrium or those above it Prevent floors lying on the floor.
  • the device for supply air having.
  • Building 1 is a residential or a building Office building.
  • the device itself has at least one blower, the present one is not shown.
  • the device is equipped with at least one Provide hood 2 for supplying the supply air to building 1.
  • the hood 2 is there connected to the blower, not shown, via corresponding supply air lines.
  • the hood 2 has one directed into the building 1 Hood opening 3.
  • Suction device is provided.
  • the suction device is, for example around a mechanical smoke extraction fan, which is connected via appropriate lines is connected to the hood 2.
  • the supply air pipes can also be used in some cases be used.
  • the hood 2 as a so-called Vortex hood is formed within which are spaced between two Suction areas forms a swirl flow during the suction operation. It is not shown that the hood has a plurality of suction areas, so that a plurality of vertebrae also form within the vertebral hood can.
  • the device via a control device, also not shown, with a smoke and / or Fire detection device (not shown) is coupled such that when activated the smoke and / or fire detection device on the one hand the supply air supply in the building 1 interrupted and on the other hand via the hood 2 and not shown Suction device for extracting room air and thus smoke and heat in the event of a fire becomes.
  • a control device also not shown
  • a smoke and / or Fire detection device (not shown) is coupled such that when activated the smoke and / or fire detection device on the one hand the supply air supply in the building 1 interrupted and on the other hand via the hood 2 and not shown Suction device for extracting room air and thus smoke and heat in the event of a fire becomes.
  • Suction device for extracting room air and thus smoke and heat in the event of a fire becomes.
  • the same line as for the extraction is used at least in part Supply air supply.
  • the hood opening 3 is in the Supply air operation, which is particularly well shown in FIG. 2, covers flap 4 intended.
  • the flap 4 has a plurality of ventilation slots in the present case 5 trained openings on each other via corresponding slats 6 are separated.
  • the slats 6 are adjustable or pivotable so that the outflow direction of the supply air can be controlled via the position of the slats can.
  • the flap 4 has at least the entire width B of the hood has 2 ventilation openings, which in turn are present are designed as ventilation slots.
  • the actual vertebral canal 2a is displaced upwards, so that between the aperture 2b delimiting the actual vertebral canal 2a and the Flap 4 gives an intermediate space 4a, through which the supply air supplied via the hood 2 not only in the area of the hood opening 3, but also in the area of the intermediate space 4a emerges.
  • the flap 4 gives the hood opening 3 in Suction operation free.
  • the flap 4 is hinged to the hood 2 via a hinge 9. Via the hinge 9, it is possible that the flap 4 from that shown in Fig. 2 Position in the supply air mode in the position shown in Fig. 3 in the suction mode pivots.
  • the suction mode there is a swirl flow within the hood 2 7, which in a very high peripheral speed and accordingly high dynamic pressure with an associated low static pressure generated.
  • the static vacuum in the area of the swirl hood ensures suction the indoor air, as shown by the arrows 8 in Fig. 3.
  • the width B has the Flap 4 a multiple of the width b of the hood opening 3, so that the in Release position pivoted flap 4 serves as a smoke apron.
  • This function of Flap 4 also results from the lower part of the illustration according to FIG. 1.
  • the flap 4 also has a hinge 9 covering in the closed position Section 10, which during the pivoting of the flap 4 on the hood 2 pivots. In the state shown in FIG. 3, section 10 lies on hood 2 , which has the consequence that a further pivoting of the flap 4 as shown in Fig. 3 Condition is not possible.
  • a holding device is coupled to the smoke and / or fire detection device 11 provided for holding the flap 4 in the closed position, the is shown in Fig. 2, serves.
  • the holding device 11 has at least an electromagnet 12 which, when the smoke and / or fire alarm device is activated is switched off. As a result, the flap 4 is no longer is held over the electromagnet 12 and from the position shown in Fig. 2 in the position shown in Fig. 3 pivots.
  • the individual hoods 2 are adjacent to one another Atrium 13 of building 1 arranged.
  • the arrangement of the individual hoods 2 is but otherwise in such a way that the hoods 2 are arranged in suspended ceilings 14 in such a way that the outside of the respective hood 2, and thus the present Outside of the respective flap 4 is aligned with the suspended ceiling 14.
  • the arrangement of the individual hoods 2 in particular with regard to the articulation the respective flaps 4 is such that the flaps 4 to the atrium in the event of fire 13 swivel and thus the previously mentioned smoke apron function fulfill.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Fire Alarms (AREA)
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
DE10006749A DE10006749C2 (de) 2000-01-31 2000-02-15 Vorrichtung zur Zuluftzufuhr für Gebäude und Vorrichtung zum Absaugen von verunreinigter Luft aus Gebäuden
DE10006749 2000-02-15

Publications (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115235021A (zh) * 2022-06-22 2022-10-25 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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243834A1 (de) * 1992-12-23 1994-07-07 Kessler & Luch Gmbh Abgaserfassungshaube mit stabilisierter Drallströmung
US5788571A (en) * 1997-01-22 1998-08-04 Ivison; John T. Method of venting smoke from highrise residential buildings

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4243834A1 (de) * 1992-12-23 1994-07-07 Kessler & Luch Gmbh Abgaserfassungshaube mit stabilisierter Drallströmung
US5788571A (en) * 1997-01-22 1998-08-04 Ivison; John T. Method of venting smoke from highrise residential buildings

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115235021A (zh) * 2022-06-22 2022-10-25 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
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

Also Published As

Publication number Publication date
EP1121989A3 (fr) 2002-10-23
DE20022628U1 (de) 2002-04-11
ATE279998T1 (de) 2004-11-15
EP1121989B1 (fr) 2004-10-20

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