EP1099914A1 - Sortie d'air - Google Patents

Sortie d'air Download PDF

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Publication number
EP1099914A1
EP1099914A1 EP00124130A EP00124130A EP1099914A1 EP 1099914 A1 EP1099914 A1 EP 1099914A1 EP 00124130 A EP00124130 A EP 00124130A EP 00124130 A EP00124130 A EP 00124130A EP 1099914 A1 EP1099914 A1 EP 1099914A1
Authority
EP
European Patent Office
Prior art keywords
air
base body
disc
air outlet
outlet according
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
EP00124130A
Other languages
German (de)
English (en)
Other versions
EP1099914B1 (fr
Inventor
Ralf Dipl.-Ing. Wagner
Gerd Dr.-Ing. Schaal
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.)
LTG AG
Original Assignee
LTG AG
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 LTG AG filed Critical LTG AG
Publication of EP1099914A1 publication Critical patent/EP1099914A1/fr
Application granted granted Critical
Publication of EP1099914B1 publication Critical patent/EP1099914B1/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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/12—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of sliding members
    • 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
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • 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 an air outlet with a Base body on which an air outlet has Disk is rotatably supported, between which Base body and the disc by means of separating elements Air chambers are formed, which the basic body penetrating outlet slots are assigned.
  • Such an air outlet is based on the US patent 2,672,087.
  • the well-known air outlet is as Swirl air outlet formed.
  • the Air chambers have penetrating the basic body Outlet slots so that the disc is fed Inlet air passes through the air outlets into the air chambers arrives and from there through the outlet slots exits in a room to be ventilated.
  • the single ones Air chambers are separated from one another by means of separating elements separated.
  • the invention is therefore based on the object Air outlet of the type mentioned at the beginning create the very good acoustic properties has and in terms of flow resistance is optimized.
  • this object is achieved by that the separators are about as long as their length cross-sectional constant, limiting flow paths Air guiding elements are formed.
  • Air guiding elements are formed in connection with the other air chamber walls that provide according to the invention provided air guiding elements for this, that flow paths through the air outlet be created - seen everywhere along their length have approximately the same cross section, whereby Flow channels arise that are aerodynamic are optimized.
  • the air control elements as swirl air control elements are trained. You lead accordingly the supply air through the air outlet, that a swirl air flow in the to be ventilated Room is initiated.
  • the air guiding elements are on are attached to the base body.
  • the base body as a sheet metal part is formed and that the air guiding elements of cut out of the sheet metal part and to Base plane of the sheet metal part bent sheet metal tabs are formed.
  • These metal tabs are preferably under a pointed or blunt Angle to the basic plane and therefore give the supply air a corresponding one when flowing through the air outlet Direction.
  • each air chamber preferably has one Chamber floor whose area is larger than that Area of the assigned outlet slot or the assigned outlet slots (sum of the areas of the Outlet slots).
  • each air chamber points one or more air outlet slots in the floor area and also areas that act as walls are formed, through which none Air can escape. These walls are preferred formed by sections of the base body.
  • the arrangement is preferably made such that the latter part of the supply air essentially perpendicular to the base plane of the base body of the Air outlet flows through the associated air chamber, so no oblique deflection by the air guiding element experiences and consequently in the case of a Ceiling air outlet approximately vertically downwards flows into the room to be ventilated.
  • the disc on its side facing away from the base body, air guiding parts having.
  • These air control parts therefore protrude in a direction that is opposite respectively obliquely opposite to the direction of those Supply air is in the direction of the window flows, not yet through the leading function of the Air outlet is affected.
  • the air control parts ensure a separation and a guided Air enters the flow channels.
  • the disc as Sheet metal element is formed and if the air control parts from cut out of the sheet metal element and bent sheet metal tongues to the base of the disc are formed. This type of production is special simple and inexpensive.
  • the air guiding elements and / or the air guiding parts at an acute angle to the base plane or base area. Because of this angular position are oblique positions the air guiding elements and / or the air guiding parts created, preferably in the same direction are formed, that is, air guiding elements and / or air control parts have the same or about the same incline, causing strong changes in air direction be avoided.
  • the base of the pane at a distance arranged to the base plane of the base body is.
  • This distance is preferred by means of a Collar, especially ring collar formed on the the disc or the base body slides on.
  • the arrangement is preferably made such that the collar at least the outlet slots partially surrounds, that is, the ring collar forms peripheral walls for the air chamber.
  • the distance between Disk and base body is about as large as the width of the air vents and how the width the air outlet slots. Furthermore, provision can preferably be made be seen across the flow direction the distance between each air guide and an associated air guide part as well is as big as the distance between the disc and the main body.
  • FIG. 1 shows a top view of an air outlet 1, for example as a ceiling air outlet is trained.
  • an air outlet 1 for example as a ceiling air outlet is trained.
  • One to be ventilated in one The person in the room receives about the one from the figure 1 resulting visual impression when it looks to the ceiling and the front of the air outlet 1 looks.
  • the Air outlet 1 has a square base body 2 on, which is designed as a sheet metal part 3.
  • To one Center 4 around are outlet slots 5 and 6 in Base body 2 formed, the outlet slots 5 and 6 each have two parallel, straight edge edges 7, which with respect of the center 4 extend approximately radially.
  • the Length of the edge edges 7 of an outlet slot 5 (about a third) larger than the length of the Edge edges 7 of an outlet slot 6 the outlet slots 5 and 6 each go into an arc shape Edge edges 8 over.
  • FIG. 2 The rear view, i.e. one facing the supply air View of the base body 2 is shown in FIG. 2 forth. It is clear that every outlet slot 5, 6 an air guide element 9, 10 is assigned (not shown in Figure 1).
  • the air control elements 9, 10 are cut out from the sheet metal part 3 and then to the base level 11 of the sheet metal part 3 bent at an acute angle Sheet metal tabs 12, 13 formed. The free cutting takes place on three sides so that each sheet metal tab 12, 13 on its fourth side with the base level 11 of the bleaching part 3 is connected.
  • the sheet metal rags 12, 13 and the sheet metal part 3 are thus in one piece educated.
  • Through holes 17 may be provided on the sheet metal part 3.
  • Fasteners can be the Attach air outlet 1 to the ceiling in such a way that he is below an air distribution box, not shown lies. Not from one either
  • the supply air source shown is the air distribution box Supply air supplied from there to the air outlet 1 penetrates and into the room to be ventilated reached.
  • Figure 2 is only a component of the Air outlet 1 shows the -in the fully assembled State- a disc 18 is assigned as it emerges from Figure 3.
  • the disc 18 of Figure 3 consists of one side 23, which is penetrated by air passages 20 and 21 becomes.
  • the sizes and contours of the air outlets 20 and 21 correspond approximately to the sizes and contours of the Outlet slots 5 and 6.
  • the layers are these Openings correspondingly aligned with each other, if - when assembled - the Washer 18 is located on the base body 2.
  • she is there mounted rotatably around the center 4, wherein its side 23 not visible in FIG. 3 rests on the free edge 22 of the collar 14.
  • An imaginary one shown in FIG. 3 The center 24 of the disk 18 is aligned in this assembled condition with the center 4 of the Basic body 2.
  • Around the center 24 is a circular opening 25 formed in the disc 18.
  • the circular outer periphery 26 of the Disc 18 points at 90 ° to each other Set up open-edged recesses 27.
  • the air passages 20 and 21 air control parts 28 and 29 assigned are. These are made from the sheet metal element 19 cut out and 30 to the base Disk 18 bent sheet metal tongues 31, 32 formed.
  • the base area 30 runs parallel to the base plane 11.
  • Each sheet metal tongue 31 is an air passage 20 and each sheet metal tongue 32 each have an air passage 21 assigned. If you compare the figures 2 and 3, it can be seen that the orientation directions the sheet metal tabs 12 and 13 and the Sheet metal tongues 31 and 32 are of identical design. This applies if the disc 18 with its side 23 (in 3 not visible) that visible in FIG Side of the base body 2 is assigned.
  • the width f the sheet metal tongues 31, 32 is smaller than the width b of the air outlets 20, 21.
  • the length of the sheet tongues 31 and 32 each correspond to the length of the associated one Air outlets 20, 21.
  • FIG. 6 shows the assembled state of the Air outlet 1 can be seen, that is, the disc 18 is assigned to the base body 2. It lies on the edge 22 of the collar 14 and can around Center 4 are rotated, with only one of the Width of the recesses 27 corresponding rotation angle can be run through.
  • the end positions of the Disc 18 form a first and a second rotational position. These two end positions are limited from a tongue extending from the collar 14 33 within the respective recess 27 lies and towards the back 34 of the Disk 18 is bent. Hence lies in the first and the second rotary position on the tongue 33 the edges 35 and 36 respectively.
  • a U-profile 37 by means of a through hole 15 penetrating rivets 38 rotatable on Base body 2 fastened such that a web 39 on the side of the base body visible in FIG. 2 2 rests.
  • the through holes 42 of the disk 18th reach through and bent towards the collar 14 are.
  • the disc 18 by a mechanic rotated relative to the base body 2, so ensures the U-profile due to its rotary bearing by means of the Rivets 38 on the base body 2 for the Disk 18 can twist.
  • the disc 18 will in spite of this rotational movement over the one backing forming sheet metal tab 41 held in position.
  • the tongues 33 form an encroachment on the Disc 18 and not only ensure a rotational position limitation, but also for a mobile Hold the disk 18 on the base body 2.
  • FIG Sheet metal tabs 12, 13 or sheet metal tongues 31, 32 The respective profiling of FIG Sheet metal tabs 12, 13 or sheet metal tongues 31, 32 recognizable. While the metal tabs 12, 13 just are formed, the sheet metal tongues 31, 32 each a longitudinal bend 42, that is, it will a flat region 43 is formed, which is integral with the base 30 of the disc over a crease line 44 is connected and there is another flat area 45 in front of that over the straight line Kink line 44 with the flat region 43 in one piece communicates.
  • the angle that the flat area 43 with the base 30 includes more acute than the angle between the flat area 45 and the base area 30.
  • Figures 4 and 5 show a sectional view along the line IV-IV in Figure 6.
  • the sheet metal tongue 32 is the base plane 11 or base area 30 almost rectangular area 45 recognizable in the less inclined area 43 passes.
  • the area 43 connects to the Base 30 of the disc 18. It then follows -im With regard to the disc 18- the air outlet 20. This is followed by the flat area 45 of an adjacent one Sheet metal tongue 31. On the flat area 45 flat area 43 closes and in turn the base area 30.
  • the air passage follows 21. Again a sheet metal tongue borders on this 32 on etc.
  • the base body 2 applies the following: the sheet metal tab 13 of the base body 2 follows the basic level 11. This includes Outlet slot 5 on.
  • a sheet metal rag then follows 12 and then again the basic level 11 an outlet slot 6 follows and it follows then another sheet metal tab 13, etc.
  • the distance is d about the same size as the distance e. It it can be seen that the distance d is perpendicular or about vertical distance between an air guiding element 9, 10 and an associated air guide 28, 29 is. This applies in particular with regard to to the distance d between the metal tabs 12, 13 and the areas 43 of the sheet metal tongues 31 and 32.
  • the distance e defines the vertical or about vertical distance - in relation to the air guiding element 9, 10- between the air guiding element 9, 10 and the end edge 55 of the base plane 11 in the area of the outlet slot 5, 6.
  • b is the width of the Air outlets 20, 21 and with c the width of the outlet slots 5, 6 denotes, these widths b and c in the plane of the base 30 and the base level 11.
  • the disc 18 takes one first rotary position in which the one-sided Edges 46 of the air passages 20, 21 with the free End edges 47 of the air guide elements 9, 10 essentially swear. This causes air flow paths 48 are trained over their length seen are approximately constant in cross section. Because of of the distance a between the base body 2 and the Disc 18 are air chambers between these parts 49 formed over the air passages 20th and 21 are supplied with supply air and from which over the outlet slots 5 and 6 the supply air into the to ventilated room.
  • the distance is a between the disc 18 and the base body 2 in Relation to the width of the sheet metal tabs 12, 13 and the angle that the sheet metal tabs 12, 13 with include the base level 11 chosen such that the edges 46 opposite the end edges 47 occur, so there is only a very small gap and consequently hardly any air enters.
  • the Angle a between the base plane 11 and the sheet metal tabs 12, 13 is 30 ° to 60 °, preferably 45 °.
  • the angle ⁇ that is between the base 30 and the region 43 is 25 ° to 55 °, preferably 40 °.
  • the angle is ⁇ between the base 30 and the area 45 65 ° to 95 °, preferably 80 °.
  • Figures 7 and 8 show the second rotational position the disc 18, in which the free end edges 47 of the Air guide elements 9, 10 within the air passages 20, 21 lie.
  • the resulting from Figures 4 and 5 first rotary position and that from the figures 7 and 8 set the resulting second rotary position End positions of the disc; in between everyone can any position can be taken.
  • a comparison of Figures 4 and 7 shows that by the rotation of the disc 18, the edge edges 47 by one Distance s from the edges 46 of the air vents 20, 21 removed, the distance s being smaller than the width b of the air passages.
  • Figures 7 and 8 show a section along the line VII-VII in Figure 9, the latter in a perspective view of the air intake through the air outlet 1 becomes clear.
  • Figure 8 it is clear that that from a supply air source incoming air essentially the Areas of the air outlets defined by the distance s 20, 21 will happen and only relative small proportions in those marked in FIG Passages 51 will occur.
  • the supply air penetrates the air outlet 1 in one much steeper angle so the opposite the inclined position of the air flow shown in FIG runs much less obliquely and therefore the air in a vertical direction or slightly blown into the room at an angle to the vertical direction becomes. In this respect, there is a current with much less twist that far into the room penetrates.
  • the outlet direction by the rotational position of the disc 18 relative to Base body 2 is defined, with very good acoustic Properties are present.
  • the length of the flow paths 48 are by defines the rotational position, that is, the rotational position defines both the blowout direction and also the duct length through the air outlet 1.
  • Peripher are the flow paths 48 or channels limited the collar 14.
  • the first rotary position close portions of disc 18, which is a swirl disc represents, with parts of the body in essentially flush (reference numerals 46, 47).
  • By rotating the disc 18 arise opposite the first rotary position bypasses, that is, air emerges essentially vertically downwards, it there is no longer an active "flow channel", such as previously described in Figures 4 and 5.
  • the collar 14 limits the flow outward; it stabilizes the flow and forms a holder for the disc 18 and a stop for limiting the rotary positions. Further it serves to equalize the radial Air distribution.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air-Flow Control Members (AREA)
  • Duct Arrangements (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
EP00124130A 1999-11-10 2000-11-07 Sortie d'air Expired - Lifetime EP1099914B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19954162 1999-11-10
DE19954162A DE19954162C1 (de) 1999-11-10 1999-11-10 Luftauslass

Publications (2)

Publication Number Publication Date
EP1099914A1 true EP1099914A1 (fr) 2001-05-16
EP1099914B1 EP1099914B1 (fr) 2004-10-20

Family

ID=7928616

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00124130A Expired - Lifetime EP1099914B1 (fr) 1999-11-10 2000-11-07 Sortie d'air

Country Status (3)

Country Link
EP (1) EP1099914B1 (fr)
AT (1) ATE280366T1 (fr)
DE (1) DE19954162C1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004080739A1 (fr) * 2003-03-13 2004-09-23 Behr Gmbh & Co. Kg Dispositif d'evacuation d'air, en particulier pour un vehicule et procede d'evacuation d'air correspondant
EP2023053A2 (fr) * 2007-08-10 2009-02-11 LTG Aktiengesellschaft Sortie d'air
EP2322866A1 (fr) 2009-11-11 2011-05-18 TROX GmbH Libération de torsion pour l'aération de pièces
EP2466221A1 (fr) * 2010-12-15 2012-06-20 Christian Barbarin Bouche de ventilation
US8834239B2 (en) 2004-05-10 2014-09-16 Behr Gmbh & Co. Kg Air outlet in particular for a motor vehicle
CN108369024A (zh) * 2015-09-29 2018-08-03 凯普股份有限公司 空气扩散器
EP4257888A1 (fr) * 2022-04-08 2023-10-11 Flowair Spolka Z Ograniczona Odpowiedzilnoscia Unité d'alimentation en air

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014109927A1 (de) 2014-07-15 2016-01-21 Ltg Aktiengesellschaft Luftleitanordnung für einen Deckenstrahlauslass und Verfahren

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672087A (en) * 1950-05-16 1954-03-16 Aladdin Heating Corp Air distributing device
FR2180798A1 (fr) * 1972-04-20 1973-11-30 Ltg Lufttechnische Gmbh
EP0129000A2 (fr) * 1983-06-20 1984-12-27 Waterloo Grille Co. Ltd. Diffuseur d'air
DE8701001U1 (fr) * 1987-01-22 1987-03-05 Gebrueder Trox, Gmbh, 4133 Neukirchen-Vluyn, De
DE3939418A1 (de) * 1988-12-14 1990-06-21 Mueller E Gmbh & Co Luftauslassvorrichtung zur belueftung von raeumen
EP0439736A2 (fr) * 1990-02-02 1991-08-07 Fritz Jürgen Eidmann Sortie d'air, en particulier sortie d'air de plafond

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL51582C (fr) * 1937-03-09
NL6717235A (fr) * 1967-12-18 1969-06-20
FR2384210A1 (fr) * 1977-03-17 1978-10-13 Pioch Rene Dispositif multiple de regulation automatique du volume de l'air qui le traverse

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672087A (en) * 1950-05-16 1954-03-16 Aladdin Heating Corp Air distributing device
FR2180798A1 (fr) * 1972-04-20 1973-11-30 Ltg Lufttechnische Gmbh
EP0129000A2 (fr) * 1983-06-20 1984-12-27 Waterloo Grille Co. Ltd. Diffuseur d'air
DE8701001U1 (fr) * 1987-01-22 1987-03-05 Gebrueder Trox, Gmbh, 4133 Neukirchen-Vluyn, De
DE3939418A1 (de) * 1988-12-14 1990-06-21 Mueller E Gmbh & Co Luftauslassvorrichtung zur belueftung von raeumen
EP0439736A2 (fr) * 1990-02-02 1991-08-07 Fritz Jürgen Eidmann Sortie d'air, en particulier sortie d'air de plafond

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004080739A1 (fr) * 2003-03-13 2004-09-23 Behr Gmbh & Co. Kg Dispositif d'evacuation d'air, en particulier pour un vehicule et procede d'evacuation d'air correspondant
US9296277B2 (en) 2003-03-13 2016-03-29 Mahle International Gmbh Air exhausting device, in particular for a vehicle and corresponding method for exhausting air
US8834239B2 (en) 2004-05-10 2014-09-16 Behr Gmbh & Co. Kg Air outlet in particular for a motor vehicle
EP2023053A2 (fr) * 2007-08-10 2009-02-11 LTG Aktiengesellschaft Sortie d'air
EP2023053A3 (fr) * 2007-08-10 2013-02-20 LTG Aktiengesellschaft Sortie d'air
EP2322866A1 (fr) 2009-11-11 2011-05-18 TROX GmbH Libération de torsion pour l'aération de pièces
EP2466221A1 (fr) * 2010-12-15 2012-06-20 Christian Barbarin Bouche de ventilation
FR2969257A1 (fr) * 2010-12-15 2012-06-22 Christian Barbarin Bouche de ventilation
CN108369024A (zh) * 2015-09-29 2018-08-03 凯普股份有限公司 空气扩散器
EP3356745A4 (fr) * 2015-09-29 2018-10-10 Kaip Pty Limited Diffuseur d'air
US11149977B2 (en) 2015-09-29 2021-10-19 Kaip Pty Limited Air diffuser
EP4257888A1 (fr) * 2022-04-08 2023-10-11 Flowair Spolka Z Ograniczona Odpowiedzilnoscia Unité d'alimentation en air

Also Published As

Publication number Publication date
ATE280366T1 (de) 2004-11-15
DE19954162C1 (de) 2001-06-28
EP1099914B1 (fr) 2004-10-20

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