WO2019048264A1 - Dispositif d'aeration - Google Patents

Dispositif d'aeration Download PDF

Info

Publication number
WO2019048264A1
WO2019048264A1 PCT/EP2018/072887 EP2018072887W WO2019048264A1 WO 2019048264 A1 WO2019048264 A1 WO 2019048264A1 EP 2018072887 W EP2018072887 W EP 2018072887W WO 2019048264 A1 WO2019048264 A1 WO 2019048264A1
Authority
WO
WIPO (PCT)
Prior art keywords
main
additional
air flow
motor vehicle
ventilation device
Prior art date
Application number
PCT/EP2018/072887
Other languages
German (de)
English (en)
Inventor
Oliver Hubertus
Andres Meyer
Albrecht Stein
Original Assignee
Volkswagen 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 Volkswagen Aktiengesellschaft filed Critical Volkswagen Aktiengesellschaft
Publication of WO2019048264A1 publication Critical patent/WO2019048264A1/fr

Links

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
    • B60H1/24—Devices purely for ventilating or where the heating or cooling is irrelevant
    • B60H1/241—Devices purely for ventilating or where the heating or cooling is irrelevant characterised by the location of ventilation devices in the vehicle
    • B60H1/242—Devices purely for ventilating or where the heating or cooling is irrelevant characterised by the location of ventilation devices in the vehicle located in the front area
    • 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

Definitions

  • the present invention relates to a ventilation device for a motor vehicle. Furthermore, the invention relates to a motor vehicle with a ventilation device.
  • weather conditions such. As solar radiation, precipitation, air temperatures or the like. Direct sunlight, for example, cause a warming of the interior. Precipitation or high external humidity can increase the humidity in the interior. Due to high humidity, the windows of the motor vehicle can mist. High or low outdoor temperatures can cause an increase or a fall in the interior temperature of the interior.
  • Ventilation devices For influencing or regulating the interior climate of the interior, motor vehicles have ventilation devices.
  • modern ventilation devices are possibly basically air flows with different flow rates and
  • Air outlets of such ventilation devices are arranged for example on an instrument panel.
  • a differentiation is made, in particular, between room infiltrators and passenger inflows.
  • Room heaters are designed to direct an air flow in the direction of a boundary of the passenger compartment or along such a boundary.
  • window panes for preventing or reducing condensation can be flown.
  • Passengers are designed to direct an air flow in an area of the passenger compartment, in which an occupant of the motor vehicle may be located, so for example in the direction of a
  • a ventilation device in which an air flow by means of a plurality of fins is steerable. Over a
  • touch screen displays require due to a demand for ever larger screen diagonals an increasing space on the instrument panel, especially in a trained between the driver and the passenger area.
  • Ventilation device according to the invention are described, of course, also in
  • the object is achieved by a ventilation device for a motor vehicle.
  • the ventilation device has a control device for
  • the additional air outlet is arranged and formed adjacent to the main air outlet in such a way that the main air flow leaving the main passage opening in the first direction can be diverted to the second direction through the additional air flow leaving the auxiliary passage opening.
  • the additional outlet is preferably arranged next to the main outlet.
  • the control device can be designed, for example, as a separate control device or as part of an on-board computer.
  • the control device can be a main air flow of the main air flow and an additional air flow of the
  • targeted control of an airflow intensity is understood in particular to mean that an actual value of a
  • volumetric flow and / or a flow rate of air flow is adjusted to a selected target value.
  • the control device is designed to control the main airflow and the additional airflow independently. Under an independent control is understood that at a given
  • a value of an additional airflow can be variable, and vice versa, that at a given additional airflow a value of the
  • Main airflow can be variable.
  • the control device is preferably designed to control the main air flow rate and the additional air flow rate in such a targeted manner that a predetermined total air flow with a predetermined
  • Total flow rate and / or a predetermined total volume flow and a predetermined total flow direction is generated.
  • the ventilation device preferably has a
  • the blower device is controllable by the control device.
  • a division of an air volume flow generated by the blower device can be carried out, for example, by means of a deflecting flap.
  • the ventilation device preferably has at least one main blower device for generating the main air flow and at least one additional blower device for generating the additional air flow, the main blower device and the auxiliary blower device being controllable by the control device, preferably separately from one another and specifically coordinated with one another.
  • the main effluent has the main passage opening for passing the main air flow.
  • the main passage opening can according to the invention have virtually any desired shape.
  • the main passage opening is rectangular or trapezoidal in shape.
  • Under the main air flow is understood as an air flow, which is mainly designed for ventilation of the interior of the motor vehicle.
  • the main passage opening is formed to pass the main air flow flowing in the first direction.
  • the main passage opening is formed to pass the main air flow flowing in the first direction.
  • the main passage opening is formed to pass the main air flow flowing
  • the main outlet has no adjustable blades for deflecting the main air flow.
  • a deflection of the main air flow can thus be done only by the additional outlet.
  • the Rajausströmer has the additional passage opening for passing the additional air flow.
  • the ventilation device can also have a plurality of additional outlets, which are coupled with each other in a fluid-communicating manner or are individually controllable.
  • the Rajausströmer are preferably arranged side by side, that according to a sandwich arrangement, at least a first 1925ausströmer between the main Ausstromer and a second Rajausströmer is arranged.
  • the additional passage opening can have virtually any shape, wherein the additional passage opening is preferably designed corresponding to the main passage opening.
  • Additional passage opening is preferably arranged on at least one side, preferably a lower side, of the main passage opening.
  • the main passage and the auxiliary passage are separated by a straight section.
  • the additional air flow is understood to mean an air flow which is designed mainly for deflecting the main air flow.
  • the additional vent is preferably designed to effect this deflection due to a Magnus effect.
  • the additional passage opening is designed to pass the additional air flow flowing in the second direction. The second direction is so different from the first direction that a deflection of the
  • Flow rate or the additional air flow rate of the additional air flow is a
  • the ventilation device according to the invention has the advantage that with simple means in a motor vehicle, a deflected main air flow for the direct influx of occupants of the motor vehicle is provided.
  • the ventilation device according to the invention has the great advantage that the Hauptausstromer due to the lack of slats lower Dimensions may have as a conventional ventilation outlet and thus can be arranged in or on an instrument panel of the motor vehicle that more space is available, for example, for a display on a front side of the instrument panel, ie on a side facing the occupants with a constant space.
  • Reduced dimensions have the further advantage that a visual impairment of the instrument panel by the
  • the main passage opening is through a partition wall of the
  • the dividing wall is preferably straight or preferably has at least one straight section.
  • the partition is preferably made relatively thin to lead main air flow and additional air flow as close to each other, so that the Magnus effect is particularly pronounced for deflecting the main air flow.
  • a thin partition has the further advantage of a reduced
  • the partition is preferably configured to effect the Coanda effect for directing the main air flow in the first direction.
  • the partition wall preferably has a corresponding curvature, which is formed towards the first direction.
  • main vents and 1925ausströmer are formed as an integral component.
  • the Hauptausströmer is coupled to a first air duct and the Rajausströmer with a second air duct of the venting device fluidkommunipreparingd, said
  • Partition wall the first air duct separated from the second air duct. It can be provided that the first air duct and the second air duct are supplied from a common air duct with air.
  • a flap for the controlled division of the air flow is preferably arranged at a branch of the first air channel and the second air channel. The flap is preferably controllable by means of the control device.
  • the dividing wall has a decreasing cross section in the direction of flow of the main air flow. This can be effected that the main air flow and additional air flow are performed very close to each other, so that a training of the main air flow and additional air flow are performed very close to each other, so that a training of the main air flow and additional air flow are performed very close to each other, so that a training of the main air flow and additional air flow are performed very close to each other, so that a training of the
  • the ventilation device is designed to generate a negative pressure in the additional outlet, so that through the additional passage opening air into the additional outlet is sucked.
  • a negative pressure By means of a negative pressure, an additional air flow in the reverse direction can be generated, ie from the passenger compartment into the additional passage opening.
  • a stronger tightening of the main air flow by suction is effected.
  • Main air flow has the advantage that it is more distractable by the additional air flow.
  • a deflection of the main air flow in particular in the direction of the passenger compartment of a vehicle,
  • the beauffle wall therefore has a curvature extending over at least one portion, which is directed away from the first direction.
  • the curvature is designed to divert the additional air flow through the Coanda effect.
  • the curvature is formed to ensure a laminar flow through the additional air flow at least over a deflection region.
  • the baffle is on a
  • the Sakausströmer has an adjustable Strahlrichtvorraum for changing the second direction. More preferably, the adjustable Strahlrichtvortechnik on at least one adjustable blade and / or at least one pivotable pivoting device for pivoting the additional passage opening. Changing the second direction has the advantage that a further possibility for varying the deflection of the main air flow is thus provided.
  • the ventilation device can therefore situational taking into account various criteria, such. B. energy consumption of the fan, volume of the air currents or the deflectability of the main air flow, optimally adjusted to the desired distraction of the main air flow.
  • the venting device is formed depending on such criteria for each main airflow intensity and each predetermined one
  • a pivotable blade is preferably according to a known
  • Ventilation lamella for laminar flow and for the deflection of an air flow formed by the Coanda effect.
  • the lamella at least one end, preferably at both ends, a bearing interface for rotatable connection to the Huaweiströmer on.
  • the blade is automatically adjustable by the control device.
  • the pivoting device By means of the pivoting device is the additional passage opening or a
  • the pivoting device is pivotable about a pivot axis which is aligned transversely to the flow direction and
  • the pivoting device is automatically pivotable by the control device.
  • Such beam straightening devices can be produced and assembled inexpensively by simple means as well as inexpensively.
  • the ventilation device has a secondary outflow for passing a secondary air flow in a third direction, wherein the secondary effluent of the
  • the third direction preferably points toward the vehicle roof or windshield of the vehicle.
  • the secondary effluent is preferably designed such that a large part of the air for ventilating the passenger compartment of the motor vehicle via the Mauausstromer
  • the secondary effluent preferably has no additional outlets for deflecting the secondary air flow.
  • a Mauausstromer has the advantage that for ventilating the passenger compartment of the motor vehicle, a much lower air mass flow must be passed through the main Ausstromer. This is a noise emission of the
  • Ventilation device significantly reduced.
  • the object is achieved by a motor vehicle having a passenger compartment.
  • the motor vehicle for ventilating the passenger compartment on a ventilation device according to the invention according to the first aspect of the invention.
  • at least the main effluent and the additional outlet are the
  • Ventilation device arranged on an instrument panel of the motor vehicle.
  • Instrument panel preferably extends from a lower end of a
  • the instrument panel preferably has an upper side facing toward a vehicle roof and a front side facing the rear of the vehicle, it being possible for the upper side and the front side to flow into one another or to be geometrically separated from one another by an edge.
  • the top and front are integrally formed with each other.
  • the ventilation device is arranged in or on the instrument panel, in particular on the front side of the instrument panel of the motor vehicle. On In this way, persons on the front seats of the motor vehicle can be directly impacted by the outflowing air.
  • the motor vehicle according to the invention has the same advantages as already described above for the ventilation device according to the first aspect of the invention. Accordingly, the motor vehicle according to the invention over known motor vehicles has the advantage that with simple means and cost in the passenger compartment a deflected
  • Main air flow for direct flow against occupants of the motor vehicle can be provided. Due to the lack of fins the main vents may have smaller dimensions than a conventional vents outlet and is preferably so in or at the
  • Instrument panel of the motor vehicle arranged that with a constant space more space for a display or the like on a front side of the instrument panel, ie on a side facing the occupants available.
  • Reduced dimensions have the further advantage that a visual impairment of the instrument panel by the
  • the main vents are arranged and configured such that the first direction points to front seats of the motor vehicle.
  • the main vents are preferably located on the front of the instrument panel.
  • the additional outlet is preferably also arranged on the front side of the instrument panel.
  • the ventilation device has a Mauausströmer, wherein the Mauausströmer is arranged and formed in the motor vehicle such that the third direction indicates a vehicle roof.
  • the secondary vents are preferably designed to convey a large part of the air mass flow that can be provided for aerating the vehicle into the passenger compartment.
  • Such Mauausströmer has the advantage that a noise emission of the ventilation device is thereby substantially reduced.
  • a secondary outflow device arranged on the upper side has the advantage that, because of the viewing angles of the occupants of the motor vehicle, it is barely perceptible and therefore hardly influences an optical impression of the passenger compartment.
  • the Mauausströmer has the advantage that a ventilation, the windshield can be done on this.
  • FIG. 1 shows a perspective view of a section of a front interior region of a passenger compartment of an exemplary embodiment of a motor vehicle according to the invention
  • FIG. 2 is a sectional view of a preferred first embodiment of the invention
  • FIG. 4a shows a section of a section of a preferred embodiment of a ventilation device according to the invention with main air flow without
  • FIG. 4b is a sectional view of the detail from FIG. 4a with main air flow and upward directed additional air flow;
  • Figure 4c in a sectional view of the detail of Figure 4a with main air flow and downwardly directed additional airflow
  • Figure 5 is a side view of a preferred embodiment of a
  • Fig. 1 is a front inner region of a passenger compartment 14 of a schematically
  • Motor vehicle 2 according to the invention shown in a perspective view.
  • Motor vehicle 2 has an instrument panel 18, at the various display devices 19, such as. B. tachometer, speed indicator or the like, and a ventilation device 1 according to the invention are arranged.
  • the ventilation device 1 comprises a
  • the ventilation device 1 has two Hauptausströmer 4, which are arranged on both sides of a steering wheel 22 of the motor vehicle 2.
  • Instrument panel 18 are arranged and each have a front to the front seats 23 of the motor vehicle 2 opened main passage opening 8.
  • the main vents 4 encounter one each
  • a first direction R1 which extends for example approximately parallel to a vehicle floor 17 from.
  • each a Huaweiausströmer 7 of the ventilation device 1 is arranged on an underside of the Hauptausströmers 4 .
  • the additional outlets 7 each have an additional passage opening 8 and are arranged on the front side 18b of the instrument panel 18 and directly adjacent to the main outlet 4.
  • the additional outlets 7 can each emit an additional air flow 9 in a second direction R2 different from the first direction R1.
  • the second direction R2 points in this example in the direction
  • the ventilation device 1 has a secondary outflow 12 for passing a secondary air flow 13 in a third direction R3.
  • the Volunteerausströmer 12 is at the top 18 a of the instrument panel 18 at a distance from the Hauptausströmer 4 and of the
  • Fig. 2 shows a preferred first embodiment of the invention
  • Ventilation device 1 in a sectional view.
  • the first direction R1 is made light to the vehicle roof 15.
  • the second direction R2 has obliquely towards the vehicle floor 17.
  • the third direction R3 runs approximately parallel to the windshield 16.
  • a width of a bypass opening 24 of the secondary outflow 12 is greater than the width of the main passage opening 5 of the
  • the width of the main passage opening 5 of the Feldausströmers 4 is again substantially greater than a width of the additional passage opening 8 of the
  • an overall cross section of the secondary passage opening 24 is greater than an overall cross section of the main passage opening 5. More preferably, the total cross section of the main passage opening 5 is greater than the total cross section of the additional passage opening 8.
  • the control device 3 is merely indicated as a dashed box. In this first embodiment according to FIG. 2, the ventilation device 1 on an air duct 20 which extends at a fork in two
  • Air flow ratio between the two air channels arranged which by means of
  • Control device 3 is controllable.
  • the illustrated in a sectional view in Fig. 3, preferred second embodiment of the ventilation device 1 according to the invention differs from the first embodiment in the feature that it has two separate air channels 20, which by means of the control device 3 with independent air mass flows
  • a flap 21 is thus not required in the second embodiment.
  • Ventilation device 1 in different operating states.
  • Ventilation device 1 has a main outlet 4 with a main passage opening 5. Above and below the Schoausströmers 4 each a whoausströmer 7 is arranged with an additional passage opening 8. The Heilausströmer 4 is on both sides by a
  • baffle 1 1 for deflecting the additional air flow 9 is arranged on a side facing away from the main outlet 4 of the additional passage opening 8.
  • the baffles 1 1 can be designed according to the invention rigid or adjustable.
  • a main air flow 6 is provided, which flows in the first direction R1.
  • a main air stream 6 is furthermore provided by the main outlet 4.
  • the lower Rajausströmer 7 is inactive in this operating condition. From the top
  • Vehicle roof 15 facing second direction R2 flows.
  • the additional air flow 9 has
  • the additional airflow 9 preferably has a substantially higher flow velocity than the main airflow 6. By the additional air flow 9, the main air flow 6 is deflected here to the second direction R2 back.
  • Fig. 5 shows a preferred embodiment of a motor vehicle 2 according to the invention schematically in a side view.
  • the motor vehicle 2 has an inventive
  • Ventilation device 1 which is arranged in a front region of the motor vehicle 2.
  • the ventilation device 1 By means of the ventilation device 1 are air flows in the interior of the passenger compartment 14 of the Motor vehicle 2 can be generated, which flow towards the windshield 16, vehicle roof 15 and vehicle floor 17.
  • These air flows are in particular by appropriate activation of summonausströmer 7 and any Mauausstromer 12 by means of
  • Control device 3 controllable.

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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 dispositif d'aération (1) pour un véhicule à moteur (2). Le dispositif comprend un dispositif de commande pour la commande de flux d'air, un diffuseur principal (4) pourvu d'un orifice de passage principal (5) destiné à laisser passer un flux d'air principal (6) dans une première direction (Rl) et un diffuseur supplémentaire (7) pourvu d'un orifice de passage supplémentaire (8) destiné à laisser passer un flux d'air supplémentaire (9) dans une deuxième direction (R2), une intensité du flux d'air principal (6) et une intensité du flux d'air supplémentaire (9) pouvant être commandées chacune de manière ciblée au moyen du dispositif de commande. Le diffuseur supplémentaire (7) est agencé au voisinage du diffuseur principal (4), en particulier à côté du diffuseur principal (4), de telle sorte que le flux d'air principal (6) quittant l'orifice de passage principal (5) dans la première direction (Rl) puisse être dévié par le flux d'air supplémentaire (9) quittant l'orifice de passage supplémentaire (8) vers la deuxième direction (R2).
PCT/EP2018/072887 2017-09-11 2018-08-24 Dispositif d'aeration WO2019048264A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017215965.0 2017-09-11
DE102017215965.0A DE102017215965A1 (de) 2017-09-11 2017-09-11 Lüftungsvorrichtung und Kraftfahrzeug

Publications (1)

Publication Number Publication Date
WO2019048264A1 true WO2019048264A1 (fr) 2019-03-14

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ID=63517849

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/072887 WO2019048264A1 (fr) 2017-09-11 2018-08-24 Dispositif d'aeration

Country Status (2)

Country Link
DE (1) DE102017215965A1 (fr)
WO (1) WO2019048264A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020187458A1 (fr) * 2019-03-20 2020-09-24 Psa Automobiles Sa Agencement d'aération pour aérer un habitacle de véhicule automobile
CN113613917A (zh) * 2019-04-05 2021-11-05 戴森技术有限公司 车辆通风组件
FR3136405A1 (fr) * 2022-06-13 2023-12-15 Hopium Dispositif de ventilation pour véhicule automobile, ensemble de ventilation et véhicule automobile correspondants

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DE102009044367A1 (de) 2008-11-20 2010-05-27 International Automotive Components Group North America, Inc., Dearborn Luftleitungsauslaß
DE102009011710A1 (de) * 2009-03-09 2010-09-16 Volkswagen Ag Anordnung zur Luftverteilung im Innenraum eines Kraftfahrzeuges
JP2016033441A (ja) * 2014-07-31 2016-03-10 豊和化成株式会社 空気吹出装置
DE102015209504A1 (de) * 2015-05-22 2016-11-24 Volkswagen Aktiengesellschaft Ausströmervorrichtung, insbesondere für ein Kraftfahrzeug
DE102016205823A1 (de) * 2015-09-21 2017-03-23 Volkswagen Aktiengesellschaft Ausströmer für ein Fahrzeug

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Patent Citations (5)

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Publication number Priority date Publication date Assignee Title
DE102009044367A1 (de) 2008-11-20 2010-05-27 International Automotive Components Group North America, Inc., Dearborn Luftleitungsauslaß
DE102009011710A1 (de) * 2009-03-09 2010-09-16 Volkswagen Ag Anordnung zur Luftverteilung im Innenraum eines Kraftfahrzeuges
JP2016033441A (ja) * 2014-07-31 2016-03-10 豊和化成株式会社 空気吹出装置
DE102015209504A1 (de) * 2015-05-22 2016-11-24 Volkswagen Aktiengesellschaft Ausströmervorrichtung, insbesondere für ein Kraftfahrzeug
DE102016205823A1 (de) * 2015-09-21 2017-03-23 Volkswagen Aktiengesellschaft Ausströmer für ein Fahrzeug

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020187458A1 (fr) * 2019-03-20 2020-09-24 Psa Automobiles Sa Agencement d'aération pour aérer un habitacle de véhicule automobile
CN113613917A (zh) * 2019-04-05 2021-11-05 戴森技术有限公司 车辆通风组件
US11958338B2 (en) 2019-04-05 2024-04-16 Dyson Technology Limited Vehicle vent assembly
FR3136405A1 (fr) * 2022-06-13 2023-12-15 Hopium Dispositif de ventilation pour véhicule automobile, ensemble de ventilation et véhicule automobile correspondants

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