EP0667496B1 - Lüftungskasten - Google Patents
Lüftungskasten Download PDFInfo
- Publication number
- EP0667496B1 EP0667496B1 EP94120238A EP94120238A EP0667496B1 EP 0667496 B1 EP0667496 B1 EP 0667496B1 EP 94120238 A EP94120238 A EP 94120238A EP 94120238 A EP94120238 A EP 94120238A EP 0667496 B1 EP0667496 B1 EP 0667496B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- ventilation
- box according
- ventilation box
- housing
- perforated
- 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
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 72
- 230000001105 regulatory effect Effects 0.000 claims abstract 7
- 230000002093 peripheral effect Effects 0.000 claims 3
- 238000009434 installation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Images
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
- F24F13/02—Ducting arrangements
- F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
- F24F13/068—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser formed as perforated walls, ceilings or floors
Definitions
- the invention relates to a ventilation box with a Housing with an air outlet opening, at least one extending into the housing extending ventilation tube that connected to an air supply and in the control flap is arranged. Furthermore, the air outlet opening covered by a base plate made up of a perforated plate and a honeycomb insert.
- Air inlet connection is one not described in detail Throttle valve for setting the desired one arranged amount of air arranged.
- Throttle valve for setting the desired one arranged amount of air arranged.
- Inside is below the air inlet pipe symmetrical to this a plate-shaped, perforated Air distribution plate arranged.
- Another perforated Sheet is like an air jam between the Air distribution plate and an air duct chamber arranged and serves to homogenize the air flow over the air outlet surface of the housing.
- the Air guide chamber includes a honeycomb plate with evenly distributed cylindrical channels and one on the entry side perforated plate placed on the honeycomb panel.
- the technical problem underlying the invention is it to create a ventilation box in a simple design, where an adjustable, laminar air inflow is possible is.
- the solution to this technical problem is to create a ventilation box of the generic type, which is characterized in that the outer surface of the Ventilation tube and the control flap perforated are, the ventilation pipe at its in the housing End has a closed bottom and the perforated plate connects to the honeycomb insert on the outlet side.
- the invention is based on the idea of using of the perforated ventilation pipe with closed bottom and the perforated control flap arranged in the ventilation pipe to create an even distribution in the housing, which have no subdivisions into different chambers even distribution of air needed.
- the first directional guidance of the air through the honeycomb insert and then the outflow of directed air through the perforated plate allows together with the special design of the ventilation pipe in surprising Excellent laminar air inflow, which, as various attempts have shown, about several meters from the ceiling to the floor inflows laminar without swirling.
- Lever adjustable control flap is an adjustment of the inflowing air volume depending on the to be ventilated Room size possible.
- pre-swirling takes place instead, the even distribution in the housing supported.
- honeycomb insert a variety of has closely spaced channels, their cross section is circular or polygonal.
- a good laminar air flow results at a height from 10 to 20 mm of the honeycomb insert.
- the channels of the honeycomb insert advantageously have a diameter of 3 to 8 mm, with tests as a particularly advantageous diameter of the channels 4 mm each and a height of the honeycomb insert of 13 mm has highlighted.
- a perforation of the control valve and the outer surface of the Ventilation pipe with the same grid and the same diameter of the openings has proven to be particularly advantageous in Combination with the honeycomb inserts mentioned and the perforated plate proven. It is advantageous if the Diameter of the opening in a range from 4 mm to 6 mm is, with a diameter of 5 mm is preferred.
- Ventilation box from a box-shaped housing 1 made of sheet steel that is open at the bottom. Two in parallel mutually lying side surfaces of the housing 1 are in Area of the air outlet opening is bent at a right angle, around as a support for a covering the air outlet opening Perforated plate 10 to serve.
- the perforated plate 10 has two opposite side faces two each right-angled bend.
- a honeycomb insert 11 is inserted, which is in the manner of a Honeycomb is designed, i.e. side by side Has channels that have a circular cross section exhibit.
- the honeycomb insert 11 is on the perforated plate 10 by means of a hold-down device 12 which is located between the honeycomb insert 11 and the U-shaped folds of the perforated plate 10 is inserted, held.
- the box-shaped housing 1 has on its top a round opening into which a ventilation pipe 2 is inserted is.
- This ventilation pipe consists of - as in particular Fig. 2 shows - from one of the outer surface of the Ventilation tube 2 forming perforated plate cylinder, the bottom, i.e. inside the housing 1 with a base plate 21 is closed.
- the ventilation pipe 2 has on its, facing away from the sheet metal disc 21, outside the Ventilation box lying side a connector that is connected to a supply air source that is not here is shown.
- FIG. 1 Another embodiment of the arrangement of the ventilation tube 2 in housing 1 with horizontal ventilation pipe axis is exemplary on the right side of the housing 1 shown.
- the ventilation pipe 2 a control valve 22, the outer diameter of which is somewhat smaller is than that of the perforated plate cylinder of the ventilation pipe 2 and the two bearing journals 26 in the perforated plate cylinder a horizontal axis is pivotally mounted.
- the control valve 22 also consists of perforated sheet metal and is by means of a lever 23 adjustable in position.
- Fig. 3 is one of the two journals of the control valve 22 shown in an enlarged view.
- the control flap 22 On the outer circumference the control flap 22 is a U-shaped angle 25 attached, in the legs of holes for passage of the Bearing pin 26 are introduced.
- the bearing pin 26 is inserted in the holes at an angle of 25 and in one of the openings in the perforated plate cylinder of the ventilation pipe 3.
- a Coil spring 24 is the bearing pin at an angle 25 secured.
- the spring 24 is supported on one of them Ends on one of the legs of the angle 25 and engages with the other end in an inserted in the journal 26 Groove one.
- the Control flap 22 can be removed by the bearing pin 26th is pushed back against the spring force of the spring 24.
- the ventilation box according to the invention is part of a Ventilation ceiling, can be in accordance with the requirements its size can be varied and one or more Have ventilation pipes 2.
- the ventilation pipes 2 can either with a vertical axis, as shown on the left in FIG. 1, or with a horizontal axis, as in Fig. 1 on the right shown, to be installed. Have different attempts show that the effect is essentially the same and the Installation position of the ventilation pipes 2 therefore only from the Space is dependent. Is over the ventilation ceiling, in which the ventilation box according to the invention is integrated, there is enough space, so is an installation position of the ventilation pipe 2 with a vertical axis. However, the spatial conditions are above the top of the ventilation box is cramped, so an installation with horizontal axis of the ventilation pipe 2 is recommended.
- honeycomb insert 11 and perforated plate 10 provides one very uniform air outlet over the entire perforated sheet surface.
- this combination is therefore is so advantageous because of the perforated Ventilation pipe 2 with closed bottom 21 the supply air is evenly distributed inside the housing 1 so that a constant pressure prevails everywhere in the housing 1.
- Honeycomb insert 11 in turn has a directional effect. Through the Openings in the honeycomb insert 11, the air from the inside of the housing 1 aligned vertically and flows in one uniform air curtain through the perforated plate 10 in the room to be ventilated.
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)
- Percussion Or Vibration Massage (AREA)
- Connection Or Junction Boxes (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
- Ventilation (AREA)
- Duct Arrangements (AREA)
Description
- Fig. 1
- eine teilweise aufgeschnittene, räumliche Darstellung eines erfindungsgemäßen Lüftungskastens, bei dem zur Verdeutlichung die vertikale wie auch horizontale Anordnung eines Belüftungsrohres gezeigt ist,
- Fig. 2
- einen Längsschnitt durch das Belüftungsrohr mit darin angeordneter Regelklappe, und
- Fig. 3
- eine Teilansicht einer der Drehverbindungen von Regelklappe und Belüftungsrohr.
Claims (13)
- Lüftungskasten miteinem Gehäuse (1) mit einer Luftaustrittsöffnung,mindestens einem sich in das Gehäuse (1) erstreckenden Belüftungsrohr (2), das mit einer Luftzuführung verbunden und in der eine Regelklappe (22) angeordnet ist, undeiner die Luftaustrittsöffnung abdeckende Bodenplatte, die sich aus einem Lochblech (10) und einem Wabeneinsatz (11) zusammensetzt,die Mantelfläche des Belüftungsrohres (2) und die Regelklappe (22) perforiert sind,das Belüftungsrohr (2) an seinem im Gehäuse (1) befindlichen Ende einen geschlossenen Boden (21) aufweist, undsich das Lochblech (10) austrittsseitig an den Wabeneinsatz (11) anschließt.
- Lüftungskasten nach Anspruch 1,
dadurch gekennzeichnet, daß
der Wabeneinsatz (11) kreisrunde oder vieleckige, dicht nebeneinanderliegende Kanäle aufweist. - Lüftungskasten nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß
der Wabeneinsatz (11) eine Höhe von 10 bis 20 mm aufweist. - Lüftungskasten nach Anspruch 1, 2 oder 3,
dadurch gekennzeichnet, daß
die einzelnen Kanäle des Wabeneinsatzes (11) jeweils einen Durchmesser von 3 bis 8 mm aufweisen. - Lüftungskasten nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß
die einzelnen Kanäle des Wabeneinsatzes (11) jeweils einen Durchmesser von 4 mm und eine Höhe von 13 mm aufweisen. - Lüftungskasten nach Anspruch 1,
dadurch gekennzeichnet, daß
das Belüftungsrohr (2) vertikal im Gehäuse (1) angeordnet ist. - Lüftungskasten nach Anspruch 1,
dadurch gekennzeichnet, daß
das Belüftungsrohr (2) in dem Gehäuse (1) horizontal angeordnet ist. - Lüftungskasten nach Anspruch 1,
dadurch gekennzeichnet, daß
die Regelklappe (22) über einen Hebel (23) einstellbar ist. - Lüftungskasten nach einem oder mehreren der Ansprüche 1 oder 6 bis 8,
dadurch gekennzeichnet, daß
die perforierte Mantelfläche des Belüftungsrohres (2) sowie die perforierte Regelklappe (22) die gleiche Perforation aufweisen. - Lüftungskasten nach Anspruch 1 oder 9,
dadurch gekennzeichnet, daß
die perforierte Mantelfläche des Belüftungsrohres (2) sowie die perforierte Regelklappe (22) regelmäßig verteilte Öffnungen aufweisen, die einen Durchmesser von 4 mm bis 6 mm haben. - Lüftungskasten nach Anspruch 10,
dadurch gekennzeichnet, daß
die Öffnungen einen Durchmesser von 5 mm haben. - Lüftungskasten nach Anspruch 1,
dadurch gekennzeichnet, daß
die Kanäle des Wabeneinsatzes (11) einen Durchmesser aufweisen, der kleiner ist als der Durchmesser der Öffnungen im Lochblech (10). - Lüftungskasten nach Anspruch 1 oder 12,
dadurch gekennzeichnet, daß
die Öffnungen des Lochblechs (10) einen Durchmesser von 2 mm bis 4 mm, bevorzugtermaßen einen Durchmesser von 2 mm haben.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4343718 | 1993-12-21 | ||
DE4343718A DE4343718A1 (de) | 1993-12-21 | 1993-12-21 | Lüftungskasten |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0667496A1 EP0667496A1 (de) | 1995-08-16 |
EP0667496B1 true EP0667496B1 (de) | 1998-06-10 |
Family
ID=6505698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94120238A Expired - Lifetime EP0667496B1 (de) | 1993-12-21 | 1994-12-20 | Lüftungskasten |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0667496B1 (de) |
AT (1) | ATE167276T1 (de) |
DE (2) | DE4343718A1 (de) |
ES (1) | ES2119954T3 (de) |
IL (1) | IL112026A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013082647A1 (en) * | 2011-12-05 | 2013-06-13 | Kaip Pty Limited | An air diffuser and an air circulation system |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE0401477L (sv) * | 2004-06-10 | 2005-12-11 | Lindab Ab | Tilluftsdon |
DE102006018404B4 (de) | 2006-04-20 | 2020-11-26 | Airbus Operations Gmbh | Lärmoptimierter Luftverteiler |
CH703924A1 (de) * | 2010-10-13 | 2012-04-13 | Trox Hesco Schweiz Ag | Ebenflächige Ausströmwand eines Luftdurchlasses. |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2825500A (en) * | 1956-03-09 | 1958-03-04 | Wallace W Mclean | Ventilating apparatus |
SE350115B (de) * | 1970-06-24 | 1972-10-16 | Ar Ventilation Ab | |
US3750839A (en) * | 1971-11-01 | 1973-08-07 | Trane Co | Air distribution apparatus |
DE2754699A1 (de) * | 1976-12-09 | 1978-06-15 | Leif Ingemar Lind | Schirm zur verbesserung der umgebung eines arbeitsortes mit mehreren arbeitsbereichen |
DE3805873A1 (de) * | 1988-02-25 | 1989-09-07 | Zander Waermetechnik Kulmbach | Luftauslasssystem in elementbauweise |
DE4210807C2 (de) * | 1992-04-01 | 1995-06-14 | Siegle & Epple | Luftdurchlaß |
-
1993
- 1993-12-21 DE DE4343718A patent/DE4343718A1/de not_active Withdrawn
-
1994
- 1994-12-19 IL IL11202694A patent/IL112026A/en not_active IP Right Cessation
- 1994-12-20 ES ES94120238T patent/ES2119954T3/es not_active Expired - Lifetime
- 1994-12-20 AT AT94120238T patent/ATE167276T1/de active
- 1994-12-20 EP EP94120238A patent/EP0667496B1/de not_active Expired - Lifetime
- 1994-12-20 DE DE59406209T patent/DE59406209D1/de not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013082647A1 (en) * | 2011-12-05 | 2013-06-13 | Kaip Pty Limited | An air diffuser and an air circulation system |
CN103975203A (zh) * | 2011-12-05 | 2014-08-06 | 开谱有限公司 | 空气扩散器和空气循环系统 |
Also Published As
Publication number | Publication date |
---|---|
DE59406209D1 (de) | 1998-07-16 |
DE4343718A1 (de) | 1995-06-22 |
IL112026A0 (en) | 1995-03-15 |
IL112026A (en) | 1996-12-05 |
EP0667496A1 (de) | 1995-08-16 |
ES2119954T3 (es) | 1998-10-16 |
ATE167276T1 (de) | 1998-06-15 |
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