Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K11/00—Arrangement in connection with cooling of propulsion units
  • B60K11/08—Air inlets for cooling; Shutters or blinds therefor
  • B60K11/085—Air inlets for cooling; Shutters or blinds therefor with adjustable shutters or blinds
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
  • B60K11/00—Arrangement in connection with cooling of propulsion units
  • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
  • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
  • F01P1/00—Air cooling
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
  • F01P3/00—Liquid cooling
  • F01P3/18—Arrangements or mounting of liquid-to-air heat-exchangers
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
  • F01P1/00—Air cooling
  • F01P2001/005—Cooling engine rooms
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
  • F01P2070/00—Details
  • F01P2070/52—Details mounting heat-exchangers
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
  • Y02T10/00—Road transport of goods or passengers
  • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
  • Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses

Definitions

• the present invention relates to a device for regulating an air flow for an air inlet of a motor vehicle.
• a motor vehicle has an air inlet
• the incoming air is used to allow heat exchange between it and the cooling system of the motor vehicle, said cooling system being located near the front face of said vehicle. More precisely, the air which enters the engine compartment of the motor vehicle is guided to the cooling system of said motor vehicle to allow heat exchange between the incoming air and
• the air inlet regulating device may include an air duct arranged downstream of the cooling system and designed to guide the air flow to the outside of the vehicle.
• a duct can be advantageous for generating a venturi effect downstream of the
• the object of the invention is in particular to facilitate access to the heat exchangers in this type of device, in particular in the event of a need for repair or replacement of components.
• the present invention thus relates to a device for regulating an air flow for an air inlet of a motor vehicle, comprising a housing defining a flow duct through which a flow of air can flow. air, in which is at least partially arranged a cooling unit comprising at least one heat exchanger and in particular a motor-fan unit, the housing comprising a hatch arranged to be placed in an open position providing access to the heat exchanger. heat, this hatch being arranged to close this access in the closed position, this access being in particular arranged to allow removal of the heat exchanger by a substantially translational movement.
• the invention thus makes it possible to access the heat exchanger without having to
• the invention can allow the heat exchanger to be removed by a translational movement, which makes it possible to preserve the cords
• the invention can make it possible to open the housing following a translational movement at the start, which makes it possible to preserve the sealing cords around the heat exchangers.
• the hatch is connected to a fixed wall of the
• the access, or opening is in particular of form
• the joint comprises at least one hinge, in particular made in one piece with at least one of the fixed wall and the hatch, in particular both at the same time .
• the hatch is connected to the fixed wall by at least two hinges, in particular by two identical and parallel hinges.
• the articulation between the hatch and the fixed wall comprises one or more hinges.
• the hatch extends over an area at least 1, 5 or 2 times greater than the area of the fixed wall, the fixed wall which is in particular substantially flat and adjacent to the hatch.
• the hatch comprises a main face and two side walls which face each other, these side walls in particular having a substantially triangular shape, this main wall being in particular in two parts connected together.
• the hatch is formed on a part
• the upstream part being placed upstream of the heat exchanger, in particular this upstream part extending between an air inlet and the heat exchanger, the hatch being in particular, in the closed position, in sealed contact with a frame.
• the housing comprises two half-housings, together forming said flow conduit, a means being arranged between each half-housing and a frame or between these half-housings.
• the subject of the invention is also a process for removing a heat exchanger
• the method comprising the step of placing the hatch in the open position thus freeing access to the heat exchanger, and then the step of removing, through said access, this heat exchanger in particular by a movement of substantially
• FIG.1 illustrates a device for regulating an air flow according to the invention in a profile view
• FIG.2 illustrates a section of the device for regulating an air flow of Figure 1 [Fig.1],
• FIG.3 illustrates part of the device for regulating an air flow according to a perspective view
• FIG.1 illustrates part of the device for regulating an air flow according to a perspective view
• FIG.4 illustrates the regulation device according to the invention in a perspective view
• FIG.5 illustrates the control device according to another example of the invention in a perspective view
• FIG.6 illustrates this control device with the flap in the open position.
• Figure 1 illustrates the device 1 for regulating an air flow for an air intake of a motor vehicle according to the invention.
• the regulating device 1 extends in a longitudinal (X), transverse (Y) and vertical (Z) direction, for example with respect to the axes of the vehicle, as represented by the axes in Figures 1 and 2.
• the device 1 for regulating an air flow according to the invention comprises a
• the housing 2 corresponding to an envelope, or even a sheath, thus defining, by its walls, a flow duct 4 with an air inlet 20 and an air outlet 22 in which an air flow flows .
• the housing 2 is made of a flexible material in order to absorb the vibrations of the vehicle when it is running, and of a material sufficiently resistant to carry elements such as heat exchangers, certain plastics, for example polypropylene or polyamide-6 lend themselves to such use.
• the device 1 for regulating an air flow further comprises a cooling unit 6.
• the cooling unit 6 comprises at least one heat exchanger intended to allow heat exchange between the flow. air and the fluid circulating within the heat exchanger.
• the cooling unit 6 here comprises a first and a second heat exchanger 8, 10.
• the first heat exchanger 8 corresponds for example to a condenser while the second heat exchanger 10 corresponds to example to a radiator.
• the cooling unit 6 further comprises a motor-fan unit 12 corresponding to a fan with blades and an associated motor so as to be able to suck in and release an air flow. through the regulation device 1, even when the vehicle is stationary.
• the cooling unit 6 also comprises a supporting frame 62, visible in FIG.
• the housing 2 is fixed in a sealed manner to the supporting frame 62.
• the supporting frame 62 ensures the continuity of the flow duct 4, or in in other words, the supporting frame 62 corresponds to a part of the flow duct 4.
• the device 1 for regulating an air flow further comprises a shutter device 14 comprising a set of shutter flaps 18 capable of pivoting in rotation so as to vary the flow rate of the air flow.
• said closure device 14 is arranged in the flow duct 4 upstream of the cooling unit 6 with respect to the flow of the air flow.
• the closure device 14 further comprises a support frame 16 having bearings so as to support the shutter flaps 18.
• Each shutter 18 comprises an axis of rotation materialized by a journal which is inserted in the bearings of the support frame 16.
• the axes of rotation allow the shutters 18 to pass from an opening configuration to a closed configuration.
• the opening configuration or in other words opening a shutter 18, amounts to placing (by rotation) the shutters 18 so that they oppose as little as possible the passage of the air flow while orienting it appropriately.
• the shutter flaps 18 are arranged in a horizontal position, in other words they extend in a longitudinal (X) and transverse (Y) direction, and thus ensure that the flow rate for the air flow is maximum, the air inlet 20 being unobstructed.
• closure configuration or in other words closing a shutter flap 18, amounts to placing the shutter flaps 18 so that they oppose by their front surface as much as possible to the flow of the air flow F , in cooperation with the other shutter flaps 18.
• the shutter flaps 18 are arranged in a vertical position, in other words they extend in a transverse (Y) and vertical (Z) direction, and provide so that the flow rate for the air flow is minimal or even zero, the air inlet 20 being closed.
• the shutters 18 are able to adopt any intermediate position between these two configurations.
• the housing 2 is made in two parts, a first part 2a connecting the inlet of the housing 2, and therefore the air inlet 20 of the flow duct 4, where the closure device 14 is arranged, to the cooling unit 6, in particular to the supporting frame 62, and a second part 2b connecting the cooling unit 6, and more precisely to the supporting frame 62, to the outlet of the housing 2 and therefore at the air outlet 22 of the flow duct 4.
• the parts 2a, 2b of the housing include fixing means 70 such as clips, hooks, screws with threaded rod / nuts with internal thread, bolts, etc. of forms complementary to the fastening means 70 arranged on the support frame 62. It is therefore understood that the support frame 62 ensures the continuity of the flow duct 4 between the two parts 2a, 2b of the housing 2.
• parts 2a, 2b can also be identical to parts 2a, 2b.
• the housing 2, and more precisely each part 2a, 2b, according to the invention and as illustrated in FIGS. 3 and 4, may include two half-housings 2a1, 2a2,2b1, 2b2.
• Each pair of half-box 2a1, 2a2 or 2b1, 2b2 together form a part of the flow duct 4.
• 2a1, 2a2 as illustrated in FIG. 4 constitutes part 2a of the housing 2, namely the part of the flow duct 4 connecting the inlet of the housing 2, in particular the air inlet 20 of the flow duct 4, where the closure device 14 is arranged, to the cooling unit 6, in particular to the supporting frame 62.
• the second pair of half-casing 2b1, 2b2, illustrated in FIG. 3 constitutes the second part 2b, namely the part of the flow duct 4 connecting the cooling unit 6, and more precisely the supporting frame 62, to the outlet of the housing 2 and therefore to the air outlet 22 of the flow duct 4.
• Each pair of half-box 2a1, 2a2, or 2b1, 2b2 comprises fixing means 72 of complementary shape such as clips where the female part is arranged on a half-housing 2a1 and the male part is arranged on the other corresponding half-box 2a2 or vice versa.
• These fixing means 72 may be reversible so that the half-boxes 2a1, 2a2,2b1, 2b2 are fixed to one another in a removable manner, in other words that the half-boxes 2a1, 2a2,2b1, 2b2 are separable by a reversible link.
• FIG. 5 There is shown in Figure 5 a device for regulating an air flow 80 according to another embodiment of the invention.
• This device 80 is substantially similar to the device described above, and comprises a housing 81 defining a flow duct 82 where an air flow can flow, in which is arranged a cooling unit comprising a heat exchanger 83, the housing comprising a hatch 85 arranged to be placed in an open position, as illustrated in FIG. 6, releasing an access 84 to the heat exchanger, this hatch 85 being arranged to close this access 84 in the closed position (FIG. 5), this access 84 being notably arranged to allow withdrawal of the heat exchanger 83 by a substantially translational movement.
• the hatch 85 is connected to a fixed wall 86 of the housing by a hinge 87 arranged to allow pivoting of the hatch 85 between the closed position and the open position.
• This articulation 87 extends along a line 88 which is at a non-zero distance from two parallel edges 89 of the housing.
• the access 84, or opening, is notably of substantially rectangular shape.
• the direction of retraction translation of the exchanger 83 is substantially perpendicular to the articulation rod 88.
• the articulation 87 has two identical hinges 90 made in one piece with the fixed wall 86 and the hatch 85.
• the joint between the hatch and the fixed wall has one or more hinges.
• the hatch 85 extends over an area at least 1, 5 or 2 times greater than the area of the fixed wall, the fixed wall which is in particular substantially flat and adjacent to the hatch.
• the hatch 85 has a main face 91 and two side walls 92 which face each other, these side walls in particular having a substantially triangular shape, this main wall being in two parts connected together.
• the hatch 85 is formed on an upstream part 93 of the housing, the upstream part being placed upstream of the heat exchanger, in particular this upstream part 93 extending between an air inlet 94 and the heat exchanger. heat 83, the hatch being, in the closed position, in sealed contact with a frame 95 which surrounds the exchanger over a certain height.
• a fluidic connection 99 of the heat exchanger is present in a notch 101 on the frame 95.
• the hatch 85, the hinges and the fixed wall are made for example of plastic material, for example by molding.
• the frame 95 has reinforcing ribs.
• the box comprises two half-boxes 98, together forming said flow duct and made of plastic or thermoplastic, a means being arranged between each half-box and a frame 95 or between these half-boxes. !

Landscapes

• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Mechanical Engineering (AREA)
• Transportation (AREA)
• General Engineering & Computer Science (AREA)
• Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
• Air-Conditioning For Vehicles (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=67742836

Family Applications (1)

Country Status (6)

Family Cites Families (12)

• 2019
  • 2019-06-26 FR FR1906943A patent/FR3097906B1/fr active Active
• 2020
  • 2020-06-15 CN CN202080042841.2A patent/CN113950426A/zh active Pending
  • 2020-06-15 JP JP2021577130A patent/JP7411695B2/ja active Active
  • 2020-06-15 US US17/621,838 patent/US20220402353A1/en active Pending
  • 2020-06-15 EP EP20743747.6A patent/EP3990762A1/de active Pending
  • 2020-06-15 WO PCT/FR2020/051022 patent/WO2020260793A1/fr unknown

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