WO2019233878A1 - Diffuseur d'air destiné à introduire de l'air dans l'habitacle d'un véhicule à moteur - Google Patents

Diffuseur d'air destiné à introduire de l'air dans l'habitacle d'un véhicule à moteur Download PDF

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Publication number
WO2019233878A1
WO2019233878A1 PCT/EP2019/064090 EP2019064090W WO2019233878A1 WO 2019233878 A1 WO2019233878 A1 WO 2019233878A1 EP 2019064090 W EP2019064090 W EP 2019064090W WO 2019233878 A1 WO2019233878 A1 WO 2019233878A1
Authority
WO
WIPO (PCT)
Prior art keywords
radial distance
disc
openings
spaced
common axis
Prior art date
Application number
PCT/EP2019/064090
Other languages
German (de)
English (en)
Inventor
Stefan Zemsch
Gertraud DASCHIEL
Original Assignee
Bayerische Motoren Werke Aktiengesellschaft
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 Bayerische Motoren Werke Aktiengesellschaft filed Critical Bayerische Motoren Werke Aktiengesellschaft
Publication of WO2019233878A1 publication Critical patent/WO2019233878A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/34—Nozzles; Air-diffusers
    • B60H1/3414—Nozzles; Air-diffusers with means for adjusting the air stream direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00664—Construction or arrangement of damper doors
    • B60H1/00671—Damper doors moved by rotation; Grilles
    • B60H1/00685—Damper doors moved by rotation; Grilles the door being a rotating disc or cylinder or part thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/34—Nozzles; Air-diffusers
    • B60H1/3407—Nozzles; Air-diffusers providing an air stream in a fixed direction, e.g. using a grid or porous panel
    • 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

Definitions

  • the present invention relates to an air vent for introducing air into a motor vehicle interior according to claim 1 and a motor vehicle equipped therewith according to claim 6.
  • air vents are provided for introducing conditioned or non-conditioned air into motor vehicle interiors.
  • Such air vents are in particular on instrument panels, pillar covers (especially on B-pillars of motor vehicles), side shelves, center consoles or headliners and each have at least one inlet opening, through which an input air flow enters the air vent, and an outlet opening, through which an air flow the air vent in the motor vehicle interior space exits.
  • the air vents are adjustably configured to adjust the direction or volume flow of the airflow exiting the air vents.
  • the air vent according to the invention for introducing air into a motor vehicle interior initially comprises a first pane with a number of inlet openings through which an inlet air flow enters the air vent.
  • the inlet openings may be connected to a fan and / or an air conditioning device (HVAC) from which conditioned, thus cooled or heated air, or uncontrolled air is provided as an inlet air flow into the air vent.
  • HVAC air conditioning device
  • the inlet openings are radially spaced from each other and distributed over the circumference of the first disc.
  • the air vent according to the invention comprises a second disc which is adjacent to the first disc and at least two, more preferably three, both radially and circumferentially distributed over the second disc arranged outlet openings through which the incoming air as a directed air flow or emerges as a free jet from the air vent in the RaftGermaninnenraum. It should be understood that the second disk is downstream of the first disk.
  • the first disc and / or the second disc is or are rotatably mounted about a common axis such that the inlet openings and the outlet openings are arranged with each other selectively aligned, partially aligned or out of alignment to align the exiting the outlet openings air blast to a focal point or to adjust the direction and / or the volume flow of the air outlet leaving the air vent.
  • focal point is not to be understood as a single point in the mathematical sense. On the contrary, this term also includes lines, planes and spaces in which air emerging from the outputs of the adjusting means combines to form an air stream. Consequently, air-conditioned or non-conditioned air can advantageously be focused or introduced diffusely into the motor vehicle interior.
  • the air vent is characterized in that the second disc has a first, spaced from the common axis with a first radial distance outlet opening, a second spaced from the common axis with a second radial distance outlet opening and a third, of the common axis having a third radial distance spaced outlet opening, wherein the first radial distance is greater than the second radial distance, which in turn is greater than the third radial distance, and the first disc has at least one first inlet opening, which from the common axis spaced apart from the first radial distance, at least two spaced apart second entry openings spaced from the common axis at the second radial distance, and at least three third entry openings spaced from the common axis at the third radial distance is is.
  • a device by means of which a distribution of the air flow emerging from the air vent is created in all three spatial directions or their concentration in a focal point.
  • the second disc has a first, spaced from the common axis with a first radial distance outlet opening, a second, spaced from the common axis with a second radial distance outlet opening, a third, from the common axis a third radial distance spaced outlet opening and a fourth, spaced from the common axis with a fourth radial distance outlet opening, wherein the first radial distance is greater than the second radial distance, which in turn is greater than that third radial distance, which in turn is greater than the fourth radial distance, and the first disc has at least two first inlet openings which are spaced from the common axis at the first radial distance, at least two spaced apart second inlet openings which are from the common axis spaced at the second radial distance, at least four third inlet openings spaced from the common axis at the third radial distance, and five fourth inlet openings spaced from the common axis at the fourth radi
  • the second disc has a relation to the previously disclosed preferred embodiment, a further outlet opening, whereby the emerging from the air vent air flow according to the invention can be set even more precise.
  • this advantageously creates a comparatively simple construction of the air vent according to the invention, with which the comfort of a vehicle occupant further increasing effect is achieved.
  • At least one of the inlet openings and / or outlet openings has a longitudinal profile running in the longitudinal direction of the first pane or second pane , which does not run parallel to the common axis.
  • the inlet openings and / or outlet openings may each have different shapes. This means that one of said openings, a part of said openings or all of said openings may have a different geometry.
  • This geometry may in particular comprise circular openings or through-holes or elongated holes arranged on a circular path and having a length between substantially one third and one quarter of the circumference of the respective pane.
  • the respective areas of the inlet openings and / or outlet openings are the same size.
  • a motor vehicle which has at least one air vent of the previously disclosed type.
  • the advantages described above apply adequately.
  • at least one inventive air vent on a located in the motor vehicle according to the invention instrument panel, potulenabdekcung (especially a B-pillar of a motor vehicle), side shelf, center console and / or a headliner is arranged.
  • the arrangement is preferably such that the focal point is in the vicinity or on at least one person located in the motor vehicle or an object located in the motor vehicle.
  • FIG. 1 is a symbolic sectional view through a motor vehicle according to the invention, equipped with an air vent according to the invention.
  • Figures 2A and 2B illustrate a first embodiment of a first disc and a second disc of the air vent shown in Figure 1 in plan view.
  • Figures 3A and 3B show a second embodiment of a first disc and a second disc of a Beerausströmers in plan view.
  • an inventive motor vehicle 1 is shown symbolically in longitudinal section view, in the motor vehicle interior space 5, an inventive air vent 10 is located.
  • the air vent 10 can in a conventional manner to an instrument panel, not shown here, a center console, an interior trim, a headliner or the like. be mounted other components located in the vehicle interior 5.
  • the air vent 10 On its right in Figure 1 side of the air vent 10 is connected to an inlet opening 15 to an air inlet passage 20 through which an input air flow I can flow.
  • the inlet air stream I may comprise air-conditioned or non-conditioned air, which is transported by an air conditioner or HVAC device, not shown here, and / or a fan, not shown here, in the direction of the air vent 10. It should be noted that in the embodiment shown here only one inlet opening 15 is provided. However, it is also possible to provide more than one inlet opening 15 in order to transport one or more inlet air streams I into the air outlet 10.
  • a first disk 25 and a second disk 30 adjoining it are provided in the air vent 10.
  • the first disk 25 has a corresponding embodiment shown here Row of radially spaced apart and distributed over the circumference of the first disc 25 inlet openings 40, as will be further explained with reference to Figure 2A.
  • the second disc 30 in turn has a first outlet opening 45, a second outlet opening 50 (which is located beyond the plane of the paper of Figure 1), a third outlet opening 55 (this is located on the side of the paper plane of Figure 1) and a fourth outlet opening 60 which spaced radially apart and distributed over the circumference of the second disc 30, as will be further explained with reference to Figure 2B.
  • the first disc 25 and the second disc 30 are arranged pivoted about the common axis of rotation L that the inlet openings 40 with the respective outlet openings 45, 50, 55 and 60 are aligned completely aligned.
  • part of the input air flow I flows through the outlet opening 45 and leaves the outlet 10 as a first free jet II.
  • Another part of the inlet air flow I flows through the outlet opening 50 and leaves the outlet 10 as a second free jet III (which begins beyond the plane of the paper).
  • Another part of the inlet airflow I flows through the outlet opening 55 and leaves the outlet 10 as a third free jet IV (which begins on this side of the plane of the paper).
  • a last part of the inlet air flow I finally flows through the outlet opening 60 and leaves the outlet 10 as a fourth free jet V.
  • the four free jets II, III, IV and V unite in the focal point F.
  • first housing cover (not shown) axially securing the first disk 25 and / or a second housing cover (not shown) axially securing the second disk 30 may be provided on the housing 35.
  • FIG. 2A The orthogonally oriented to the rotation axis L first disc 25 is shown in Figure 2A again in more detail in plan view.
  • a middle section 65 are concentric about the axis of rotation L around a first ring 70 (the radially outermost ring), a second ring 75, a third ring 80 and a fourth ring 85 (the radially on the innermost ring) each spaced from each other.
  • the middle section 65 and the four rings 70, 75, 80 and 85 are interconnected by eleven webs 90 distributed uniformly over the circumference of the first disk 25, substantially circular-arc-shaped surface areas being formed between said elements in FIG. 2A.
  • the surface areas correspond to the inlet openings 40; at the other, hatched areas, the areas are fluid-tight, so that no input air II can flow through them.
  • the geometric center of gravity of such areas located between the first ring 70 and the second ring 75 each have a first radial distance R1 from the axis of rotation L.
  • the geometric center of gravity of such areas extending between the second ring 75 and the third ring 80 each having a second radial distance R2 from the axis of rotation L.
  • the geometric center of gravity of such areas located between the third ring 80 and the fourth ring 85 each have a third radial distance R3 from the axis of rotation L.
  • areas located between the fourth ring 85 and the center section 65 each have a fourth radial distance R4 from the rotation axis L.
  • the position and geometry of the surface areas depends on the number and arrangement of rings 70, 75, 80 and 85 and webs 90. As a result, it is possible, in particular, to increase the cross-sectional area of the entrance openings 40 located between the center section 65 and the fourth ring 85 by increasing the distance between them. If, by contrast, it is desired, for example, to reduce the cross-sectional areas of the inlet openings 40 located between the first ring 70 and the second ring 75, then only the distance between the two must be reduced from one another.
  • the webs 90 - unlike shown here - can be distributed in a non-uniform arrangement over the circumference of the first disc 25, which further design options in terms of number, position and Geometry of the inlet openings 40 opens. Overall, it is thus possible in an advantageous manner, the position and geometry of the cross-sectional areas of the swept from the outlet openings 45, 50, 55 and 60 inlet openings 40 arbitrarily, in particular the same size, form.
  • the second disk 30 is shown again in plan view in FIG. 2B.
  • the passage openings 45, 50, 55 and 60 already known from FIG. 1 are distributed radially and over the circumference of the second disc 25.
  • the geometric center of gravity of the first outlet opening 45 has the previously described first radial distance R1 from the axis of rotation L.
  • the geometric center of gravity of the second outlet opening 50 has the previously described second radial distance R2 from the axis of rotation L.
  • the geometric center of gravity of the third exit opening 55 has the previously described third radial distance R3 from the axis of rotation L.
  • the geometric center of gravity of the fourth exit opening 60 has the previously described fourth radial distance R4 from the rotation axis L.
  • the position, geometry and size of the first passage opening 45 substantially corresponds to the position, geometry and size of a surface area formed between the first ring 70, the second ring 75 and two adjacent lands 90.
  • the position, geometry, and size of the second passageway 50 substantially correspond to the position, geometry, and size of a surface area formed between the third second ring 75, the third ring 80, and two adjacent lands 90.
  • the position, geometry and size of the passage opening 60 substantially corresponds to the position, geometry and size of a surface area formed between the third ring 80, the fourth ring 85 and two adjacent lands 90.
  • the position, geometry and size of the passage opening 60 substantially corresponds to the position, the geometry and the size of one Area formed between the central portion 65, the fourth ring 85 and two adjacent webs 90.
  • the respective geometric centers of gravity of the passage openings 45, 50, 55 and 60 are radially substantially equidistant from one another or with a substantially identical angle of rotation. It should be noted, however, that the latter need not necessarily be the case; Rather, the outlet openings 45, 50, 55 and 60 may be arranged in a different relationship to each other. Since the position and the geometry of the outlet openings 45, 50, 55 and 60 in the second disc 30 follow the position and the geometry of the swept surface areas of the first disc 25 is easy to recognize that the outlet openings 45, 50, 55 shown in Figure 2B and 60 can also be designed differently.
  • first exemplary constellation the respective axes of rotation L being identical to one another Outlet opening 45 over a first surface area 95, the outlet opening 50 over a second surface area 100, the outlet opening 60 over a third surface area 105 and the outlet opening 55 over a fourth surface area 1 10 are located.
  • an air stream not shown here, could thus escape from the outlet opening 45, while the outlet openings 50, 55 and 60 would be blocked for an air flow or not with air would be charged.
  • the outlet opening 45 Upon rotation of the second disc 30 about the axis of rotation L by 1/1 1 x360 ° clockwise (hereinafter referred to as "second example constellation"), the outlet opening 45 would cover the next adjacent surface area 15. In this case, air could escape through the outlet opening 50, while the Outlet openings 45, 55 and 60 would be blocked or would not be exposed to air due to the formation of the adjacent adjacent, hatched areas shown for an air flow.
  • the central portion 65 and the four rings 70, 75, 80 and 85 can be advantageously connected to each other by eleven through twelve evenly distributed over the circumference of the first disc 25 webs 90 such that in the twelfth combination all outlet openings 45, 50th , 55 and 60 are locked.
  • two or more air nozzles 1 connected in parallel to an air-conditioning or ventilation device can thereby be operated independently of one another.
  • FIGS. 3A and 3B an alternative embodiment is shown in FIGS. 3A and 3B, in which the outlet opening 55 of the second zone closest to the axis of rotation L is shown Disc 30, and consequently the free jet V, was waived. Furthermore, the surface areas or inlet openings 40 located between the middle section 65 of the first pane of the embodiment shown in FIG. 2A and the fourth ring 85 are dispensed with. Instead, in the embodiment according to FIG. 3A, a center section 65 is provided whose radius corresponds to the outer radius of the fourth ring 85.
  • the respective axes of rotation L being identical to one another Outlet opening 45 over a first surface area 95, the outlet opening 50 via a second Surface area 100 and the outlet opening 60 are located above a third surface area 105.
  • a first free jet II, second free jet III and third free jet IV not shown here would thus be able to escape from the outlet openings 45, 50 and 60.
  • the outlet opening 45 Upon rotation of the second disc 30 about the axis of rotation L by 1 / 7x360 ° clockwise, the outlet opening 45 would cover the next adjacent field or area 1 15 (hereinafter referred to as "fourth exemplary constellation"). In this case, air could exit through the outlet opening 45 and, analogously, through the outlet opening 55, while the outlet opening 60 would be blocked or would not be exposed to air due to the formation of the adjacent next area shown hatched.
  • outlet openings 45, 50, 55 and 60 have been described as being aligned substantially parallel to each other. However, it is also possible in an advantageous manner to align one, some or all outlet openings 45, 50, 55 and 60 not parallel to one another. Thus, it is possible in a particularly advantageous manner, some or all outlet openings 45, 50, 55 and 60 align with each other, so that a movement of the or the free jets II, III, IV and V is supported each other.
  • the first discs 25 have been shown with individual rings 70, 75, 80 and 85 and webs 90, which are formed as a single, interconnected components.
  • the first disk 25 from a punched out with outlet openings 45, 50, 55 and 60 sheet or from a recessed with outlet openings 45, 50, 55 and 60 plastic by injection molding.

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

L'invention concerne un diffuseur d'air (10) destiné à introduire de l'air dans un habitacle de véhicule à moteur (5) et comportant un premier disque (25) comportant des orifices d'entrée (40) situés à distance les uns des autres dans le sens radial et répartis sur la périphérie du disque, lesdits orifices d'entrée étant en liaison fonctionnelle avec un conduit d'admission d'air (20), ainsi qu'un second disque (30) situé à proximité du premier disque (25) et comportant au moins deux orifices de sortie (45, 50, 55, 60) ménagés répartis à distance l'un de l'autre aussi bien dans le sens radial que sur la périphérie du second disque (30), le premier disque (25) et/ou le second disque (30) étant montés de manière à pouvoir tourner autour d'un axe de rotation (L) commun, de sorte que les orifices d'entrée (40) et les orifices de sortie (45, 50, 55, 60) se trouvent sélectivement alignés, alignés partiellement ou non alignés les uns avec les autres, de manière à orienter les jets libres d'air (II, III, IV, V) sortant des orifices de sortie sur un point focal (F).
PCT/EP2019/064090 2018-06-07 2019-05-29 Diffuseur d'air destiné à introduire de l'air dans l'habitacle d'un véhicule à moteur WO2019233878A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018209062.9 2018-06-07
DE102018209062.9A DE102018209062A1 (de) 2018-06-07 2018-06-07 Luftausströmer zum Einleiten von Luft in einen Kraftfahrzeuginnenraum

Publications (1)

Publication Number Publication Date
WO2019233878A1 true WO2019233878A1 (fr) 2019-12-12

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PCT/EP2019/064090 WO2019233878A1 (fr) 2018-06-07 2019-05-29 Diffuseur d'air destiné à introduire de l'air dans l'habitacle d'un véhicule à moteur

Country Status (2)

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DE (1) DE102018209062A1 (fr)
WO (1) WO2019233878A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070099557A1 (en) * 2005-11-01 2007-05-03 Hyundai Motor Company Louver structure of air conditioner for a bus
DE102010038712A1 (de) * 2010-07-30 2012-02-02 Lisa Dräxlmaier GmbH Belüftungsvorrichtung mit einem Ventil
WO2017001149A1 (fr) * 2015-06-29 2017-01-05 Valeo Systemes Thermiques Dispositif de ventilation, chauffage et/ou climatisation d'un vehicule automobile

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010038711B4 (de) * 2010-07-30 2012-11-29 Lisa Dräxlmaier GmbH Belüftungsvorrichtung mit Ausströmröhre
DE202014002057U1 (de) * 2014-03-11 2015-06-12 GM GLOBAL TECHNOLOGY OPERATION LLC (n. d. Ges. d. Staates Delaware) Luftausströmer
DE102017115012B3 (de) * 2017-07-05 2018-05-24 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Belüftungskanal für eine Lüftungsvorrichtung eines Kraftfahrzeugs

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070099557A1 (en) * 2005-11-01 2007-05-03 Hyundai Motor Company Louver structure of air conditioner for a bus
DE102010038712A1 (de) * 2010-07-30 2012-02-02 Lisa Dräxlmaier GmbH Belüftungsvorrichtung mit einem Ventil
WO2017001149A1 (fr) * 2015-06-29 2017-01-05 Valeo Systemes Thermiques Dispositif de ventilation, chauffage et/ou climatisation d'un vehicule automobile

Also Published As

Publication number Publication date
DE102018209062A1 (de) 2019-12-12

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