EP0859202A2 - Dispositif de ventilation, en particulier pour encastrer dans le plafond d'une salle blanche - Google Patents

Dispositif de ventilation, en particulier pour encastrer dans le plafond d'une salle blanche Download PDF

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Publication number
EP0859202A2
EP0859202A2 EP98102172A EP98102172A EP0859202A2 EP 0859202 A2 EP0859202 A2 EP 0859202A2 EP 98102172 A EP98102172 A EP 98102172A EP 98102172 A EP98102172 A EP 98102172A EP 0859202 A2 EP0859202 A2 EP 0859202A2
Authority
EP
European Patent Office
Prior art keywords
supply air
housing
fan
air device
wall
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.)
Withdrawn
Application number
EP98102172A
Other languages
German (de)
English (en)
Other versions
EP0859202A3 (fr
Inventor
Wolfgang Dr.-Ing. Doneit
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.)
Gebhardt Ventilatoren GmbH and Co KG
Original Assignee
Gebhardt Ventilatoren GmbH and Co KG
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 Gebhardt Ventilatoren GmbH and Co KG filed Critical Gebhardt Ventilatoren GmbH and Co KG
Publication of EP0859202A2 publication Critical patent/EP0859202A2/fr
Publication of EP0859202A3 publication Critical patent/EP0859202A3/fr
Withdrawn legal-status Critical Current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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F24F3/167—Clean rooms, i.e. enclosed spaces in which a uniform flow of filtered air is distributed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/14—Details or features not otherwise provided for mounted on the ceiling

Definitions

  • the invention relates to a supply air device, in particular for Hanging on ceilings of clean rooms, with a housing, its wall on the intake side with a fan is provided, with a blow-out opening of the housing an air filter arrangement is operatively connected.
  • Such supply air devices for clean rooms are, for example known from EP-A-0 735 329 or DE-GM 295 03 373.
  • the known supply air devices or provided with a fan Air filter ballasts under fan units usually have a welded box-shaped. Housing that consists of several parts, the Air filter arrangement is firmly connected to this housing, especially by welding or screw connections.
  • the known devices are therefore usually complicated and constructed costly and because of their shape and Dimensions and their weight unwieldy and difficult to get assemble.
  • An object of the present invention is to provide a more simply constructed, cheaper and more manageable To create supply air device.
  • the fan-like strip-like wall on the Intake side curved on two opposite sides is curved towards the outlet side, the two longitudinal edges this wall with two to each other essentially parallel side walls connected by means of fold connections and which do not have folded connections free edges of the strip-like wall and the side walls essentially limit the discharge opening.
  • the one-piece housing in the finished state only exists from three pre-punchable sheets that are folded be sealed together.
  • the production this lightweight case is simple and inexpensive.
  • Through the arch-like to the blow-out side curved wall is having a favorable air flow low flow resistance with the smallest possible volume achieved, with the air flow supported by the housing becomes and an acoustic optimization in simpler Way becomes possible.
  • the three housing parts can be without mechanical fasteners and without welding in can be connected to one another in an airtight manner.
  • the airtight seam connections are useful designed as a standing seam.
  • the fan can be easily optimized Fan module in an essentially central opening the strip-like wall directly or by means of a Holding frame can be fixed.
  • a pre-assembled, adjusted and calibrated fan module can be in one Quality-controlled series production manufactured and functional be checked before installation.
  • For the A radial fan is best suited for the supply air unit.
  • the air filter arrangement is preferably at least a surface filter element arranged in a filter frame trained, the filter frame as a load-bearing Element for the housing towards this with an edge circumferential sealing groove is provided for sealing Inclusion of the free edges delimiting the discharge opening of the housing or free edges of one at the blow-out opening arranged intermediate or adapter frame formed is.
  • the seal groove contains a sealant, which is preferably a viscous sealant (Fluid seal) is. You have to do that with the Fan-provided housing for mounting only on the Put on the filter frame to create a sealing connection achieve.
  • the viscous sealant which is also under Retention of elastic properties can solidify also serves to fix the housing.
  • a ceiling profile arrangement of a clean room serves as a holding device for the filter frame a ceiling profile arrangement of a clean room.
  • a large number of such air supply units is in regular use Grid arrangement held in the ceiling profile arrangement and at least partially form the ceiling of the clean room.
  • these supply air devices are only direct or via Adapter frame on the individual elements of the ceiling profile arrangement put on.
  • the fan is expediently on the intake side a pre-filter.
  • a silencer arrangement is provided, which in particular as arranged on the fan Silencers, e.g. Hood silencer, is formed.
  • the housing can be soundproof and / or have sound-absorbing inner lining.
  • a housing 10 consists of two parallel to each other vertical side walls 11, 12 and an upper strip-like jacket wall 13.
  • the side walls 11, 12 have an essentially semi-elliptical shape, the longitudinal margins in the middle area in run essentially parallel and the upper long edge at the two end areas arched to the lower one Longitudinal edge runs out.
  • the two parallel long edges the strip-like jacket wall 13 are with the upper, in part arch-like longitudinal edges of the two side walls 11, 12 by means of fold connections 14, 15 sealingly connected, in the exemplary embodiment as standing seams are trained.
  • hood-like Formed housing 10 which is open at the bottom, the lower longitudinal side edges of the side walls 11, 12 and the two transverse edges of the casing wall 13 a lower one Limit discharge opening.
  • the upper wall 13 is thereby according to the shape of the side walls 11, 12 curved.
  • the blow-out opening can - as shown - have the shape of an elongated rectangle, however, it can also be square.
  • the side walls 11, 12 and the jacket wall 13 are made for example made of galvanized and / or powder-coated or stainless steel sheet or aluminum sheet.
  • the upper casing wall 13 has a receiving opening approximately in the middle for a trained as a radial fan Fan 16 on. This sucks in air from above and it blows out radially laterally in the housing 10, like this is represented by arrows in Fig. 1.
  • the air flow follows the curvature of the casing wall 13.
  • the fan 16 is used as a pre-assembled, adjusted and calibrated fan module into the opening from above used and fixed to the jacket wall 13. Especially when the fan 16 differs from FIG. 1 does not have its own module housing, can be attached a holding frame can also be used, such as this shown and described in EP-A-0 735 329 is.
  • the fan 16 has a flat surface on the suction side
  • Pre-filter 17 provided and can be used on the output side for sound absorption have a hood muffler 18, the only is shown in dashed lines.
  • a hood muffler 18 can be another 16 of the fan Silencers can be placed downstream, in simpler Models also dispense with silencers and pre-filters can be.
  • An air filter arrangement 19 has a rectangular shape Filter frame 20 in which a surface filter element 21 is held. Of course, instead of of a surface filter element 21 several individual surface filter elements fill the filter frame 20.
  • a viscous sealant 23 (fluid seal) contains.
  • the sealant 23 can either remain viscous, or it solidifies into one elastic, rubber-like seal. In both cases thereby holding the housing 10 on the filter frame 20.
  • the housing 10 has a sound-absorbing inner lining on the inside 24, that is, a sound absorbing material is on the inside of the side walls 11, 12 and Shell wall 13 applied. It should be noted that this inner lining 24 is not quite up to the extends the lower edges so that they are still in the sealing groove 22 can be used.
  • the filter frame 20 has one on its lower edge laterally protruding, ledge-like surrounding projection 25.
  • a ceiling profile arrangement 26 used on the ceiling of a clean room.
  • This ceiling profile arrangement consists of a variety of at the Ceiling fixed support rods 27, which are in a regular Grids are arranged. They each wear on the bottom Holding elements 28 with laterally protruding support elements 29 on which the air filter assemblies 19 with With the help of their support projections 25 are placed. This can also be omitted if the filter frame 20 is directly on the support elements 29 can be placed.
  • the thus Air filter arrangements arranged regularly in a plane 19 thus form a ventilation ceiling of the Clean room or other room.
  • FIG. 3 is a modified in a detailed representation Connection between the housing 10 and the air filter assembly 19 shown.
  • a bar like to look after circumferential projection 30 extending downward on one Adapter frame 31 is immersed in a sealant 23 filled sealing groove 22 of the filter frame 20 a.
  • the wall 13 of the housing 10 (and also the Walls 11, 12) have at their lower, the blow-out opening bounding edges angled outward protruding strip-like projection 33 with which it rest sealingly on the adapter frame 31, this can be done for example a flat seal, not shown be arranged in between.
  • This adapter frame 31 has at its inner end a circumferential, strip-like System projection 32 on which the inner lining 24 of the housing 10 is present.
  • a vertical retaining wall 34 engages around the filter frame 20 and has at its upper End an area 35 bent outwards at an angle, on which the adapter frame 31 is supported.
  • This retaining wall 34 lies with its lower end edge on the holding elements 28 or the support elements 29, the Support projections 25 of the filter frame 20 are omitted.
  • a fixed sealing compound 23 being used for fastening and / or an additional holding device, such as holding screws or the like, is provided.
  • the retaining wall 34 can of course if necessary also one corresponding to the support projection 25 Have a head start.
  • the angled area 35 of the Retaining wall 34, the adapter frame 31 and the strip-like Projection 33 of the jacket wall 13 (or the side walls 11, 12) are held together by retaining screws 36. These can also be omitted if held together Areas to prevent slipping Seals or adhesive connections are provided.
  • the adapter frame 31 enables compensation on the one hand between different dimensions of housing 10 and Filter frame 20 and also serves as a holding member for the housing 10 and bracket for the air filter assembly 19. Furthermore, a relatively thick-layered inner lining 24 to the lower boundary of the Extend housing 10.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Duct Arrangements (AREA)
EP98102172A 1997-02-18 1998-02-07 Dispositif de ventilation, en particulier pour encastrer dans le plafond d'une salle blanche Withdrawn EP0859202A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19706144A DE19706144C1 (de) 1997-02-18 1997-02-18 Zuluftgerät, insbesondere zur Aufhängung an Decken von Reinräumen
DE19706144 1997-02-18

Publications (2)

Publication Number Publication Date
EP0859202A2 true EP0859202A2 (fr) 1998-08-19
EP0859202A3 EP0859202A3 (fr) 2001-09-05

Family

ID=7820568

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98102172A Withdrawn EP0859202A3 (fr) 1997-02-18 1998-02-07 Dispositif de ventilation, en particulier pour encastrer dans le plafond d'une salle blanche

Country Status (5)

Country Link
US (1) US5961702A (fr)
EP (1) EP0859202A3 (fr)
JP (1) JPH10253138A (fr)
DE (1) DE19706144C1 (fr)
SG (1) SG65730A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109140617A (zh) * 2018-08-27 2019-01-04 安徽省南北净化工程有限公司 一种洁净手术室低噪音送风装置

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE513093C2 (sv) * 1997-06-27 2000-07-03 Flaekt Ab Fläktmodul för renrumstillämpningar
SE511570C2 (sv) * 1997-07-11 1999-10-25 Flaekt Ab Anordning vid renrumsfilter
US6319307B1 (en) 1999-12-30 2001-11-20 Honeywell International Inc. Commercial air filter assembly and filter assembly and filtration unit
US6328776B1 (en) 1999-12-30 2001-12-11 Honeywell International Inc. Air-purifying system
US6402811B1 (en) 1999-12-30 2002-06-11 Anthony E. Shanks Non-dusting sorbent material filter
US6321637B1 (en) 1999-12-30 2001-11-27 Honeywell International Inc. Low-profile air filter module
US6325835B1 (en) 1999-12-30 2001-12-04 Honeywell International Inc. Air-purifying system blower module with exhaust chute
JP4636671B2 (ja) * 2000-11-10 2011-02-23 協立エアテック株式会社 吹出口
JP2004185662A (ja) * 2002-11-29 2004-07-02 Agilent Technologies Japan Ltd 検査装置用送風装置及びそれを備えた検査装置筐体
JP4827893B2 (ja) * 2008-06-27 2011-11-30 株式会社上村工業 クリーンエアー吹出し供給用の箱形ユニット装置
US20120152505A1 (en) * 2010-12-20 2012-06-21 Advanced Distributor Products Llc Structural plate for an air handler system
CN102297581A (zh) * 2011-09-09 2011-12-28 山东浩器生物装备技术有限公司 一种冻干机隔离器自动送风单元安装结构
US8770340B2 (en) * 2011-11-16 2014-07-08 Huntair, Inc. Sound-absorptive panel for an air handling system
US9631825B2 (en) 2012-12-18 2017-04-25 Nortek Air Solutions, Llc Air filter assembly
SE538281C2 (sv) * 2013-10-22 2016-04-26 Compacta Ab Device for providing a volume of essentially sterile air
US20230392824A1 (en) * 2022-06-01 2023-12-07 Price Industries, Inc. Sound-reducing air purification unit

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29503373U1 (de) 1995-02-28 1995-04-13 Fa. Rud. Otto Meyer, 22047 Hamburg Luftfiltervorschaltgerät mit einem Ventilator
EP0735329A2 (fr) 1995-03-27 1996-10-02 Meissner & Wurst GmbH & Co. Lufttechnische Anlagen Gebäude- und Verfahrenstechnik Ventilateur pour salles propres

Family Cites Families (16)

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US4088463A (en) * 1976-05-05 1978-05-09 Frederick L. Fichter Filtration module
US4178159A (en) * 1977-09-21 1979-12-11 Fecteau Ronald D Clean room filter assembly
US4344784A (en) * 1981-02-27 1982-08-17 Dexon, Inc. Filter assembly for clean air rooms and work stations
EP0147143B1 (fr) * 1983-12-16 1991-04-17 Nitta Co., Ltd. Dispositif de purification d'air
US4560395A (en) * 1984-04-17 1985-12-24 Environmental Air Control, Inc. Compact blower and filter assemblies for use in clean air environments
US4620869A (en) * 1985-02-04 1986-11-04 Clean Rooms International Clean room head assembly
DE3719734A1 (de) * 1987-06-12 1988-12-29 Flaekt Ab Filteraggregat
US5053065A (en) * 1988-05-16 1991-10-01 Garay Charles J Low-profile blower and filter apparatus for supplying clean air
JPH02111411A (ja) * 1988-10-20 1990-04-24 Sanki Eng Co Ltd 天吊型クリーンユニット
US4917713A (en) * 1989-05-23 1990-04-17 Comp-Aire Systems, Inc. Low-profile air filtration module
US5279090A (en) * 1991-03-18 1994-01-18 Asahi Kogyosha Co., Ltd. Ceiling-frame construction method and ceiling-frame structure for clean rooms
US5141540A (en) * 1992-02-11 1992-08-25 Clestra Comp-Aire Systems, Inc. Low-profile filtration module
CA2093692C (fr) * 1993-04-08 2006-01-03 Wayne Wilcox Filtre a haute efficacite
US5348563A (en) * 1993-06-29 1994-09-20 Honeywell Inc. Air purifying apparatus
US5470363A (en) * 1995-01-13 1995-11-28 Envirco Corporation Air blower and filter assemblies
US5733348A (en) * 1995-10-27 1998-03-31 Skarsten; Darrell L. Air filtering apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29503373U1 (de) 1995-02-28 1995-04-13 Fa. Rud. Otto Meyer, 22047 Hamburg Luftfiltervorschaltgerät mit einem Ventilator
EP0735329A2 (fr) 1995-03-27 1996-10-02 Meissner & Wurst GmbH & Co. Lufttechnische Anlagen Gebäude- und Verfahrenstechnik Ventilateur pour salles propres

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109140617A (zh) * 2018-08-27 2019-01-04 安徽省南北净化工程有限公司 一种洁净手术室低噪音送风装置

Also Published As

Publication number Publication date
SG65730A1 (en) 1999-06-22
US5961702A (en) 1999-10-05
EP0859202A3 (fr) 2001-09-05
JPH10253138A (ja) 1998-09-25
DE19706144C1 (de) 1998-04-09

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