1021results about "Aerodynamics improvement" patented technology

A vehicular aerodynamic device includes first and second links being coupled via first and second engagement members and integrally rotating, thereby transmitting drive force to an aerodynamic member. The first and second engagement members are coupled to the first and second links, respectively, and integrally rotate by engaging with each other, and rotate relative to each other by external force. At least one of a first coupling portion that couples the first link and the first engagement member and a second coupling portion that couples the second link and the second engagement member includes clutch-side and link-side engagement surfaces integrally rotating by engaging with each other. A second gap between the clutch-side and link-side engagement surfaces in a second relative rotation direction is narrower than a first gap between the clutch-side and link-side engagement surfaces in a first relative rotation direction.

Provided is a vehicle body lower structure. The vehicle body lower structure includes an airflow guiding plate that is arranged on the vehicle body of a vehicle and is movable between a receiving position covering the lower part of the vehicle body and a deploying position protruding downward. The vehicle body lower structure further includes: a shaft member, which extends in the left-right direction of the vehicle, thereby rotatably connecting the front end of the airflow guiding plate to the vehicle body; a belt member, one end of which is connected to the airflow guiding plate and the other end thereof is connected the vehicle body; and an actuator, which is used to wind the belt member. In addition, the belt member is bent when the airflow guiding plate moves from the deploying position to the receiving position.

A diffuser element for the underside of a vehicle comprises in longitudinal vertical section, in sequence from front to rear, a first smoothly and monotonically rising panel, and a second panel, and a gap between the first and second panels, wherein the edge of the second panel adjacent the gap comprises a substantially flat planar section which is offset from and below the plane of the first panel ahead of the gap. This type of gap in the diffuser serves to bleed off the boundary layer from the airflow passing through the diffuser, thus enhancing its effectiveness and improving the downforce that is generated as a result. The gap is preferably located in the front half of the diffuser and can form the entrance to a duct leading to an exit on the rear of the vehicle.

The invention relates to a two-component polyurethane elastic structural adhesive suitable for bonding a plastic base material of an automobile spoiler. The two-component polyurethane elastic structural adhesive consists of a component A and a component B in a volume ratio of (0.8-1.2): 1, the component A comprises 10-30 parts by weight of liquid polybutadiene polyol; 10 to 30 parts by weight of polyester polyol; 1-10 parts by weight of modified castor oil polyol; 1-10 parts by weight of a chain extender; 20-40 parts by weight of a filler; 1-10 parts by weight of a molecular sieve; 1-5 parts by weight of white carbon black; 0.2 to 2 parts by weight of a tackifier; the component B comprises the following components in parts by weight: 20-40 parts of isocyanate; 20 to 40 parts by weight of liquid polybutadiene polyol; 10-20 parts by weight of a plasticizer; 20-40 parts by weight of a filler; 1-5 parts by weight of white carbon black; 0.2 to 2 parts by weight of an anti-aging agent; 0.2 to 2 parts by weight of a water absorbent; and 0.2 to 2 parts by weight of carbon black. The two-component polyurethane elastic structural adhesive provided by the invention has low hardness and high elongation at break, can realize high adhesive force when SMC / PP and other base materials are only subjected to surface flame treatment, has a bonding failure mode of cohesive failure, and is especially suitable for bonding of automobile spoiler plastic base materials.

A vehicle capable of traveling with a embossed surface of a directionality pattern includes a vehicle body and an under cover member. The under cover member is disposed on one or both of a front portion and a rear portion of a lower surface of the vehicle body. The embossed surface of the directionality pattern is formed on a plane portion of the under cover member. The embossed surface of the directionality pattern is configured to accelerate an airflow along a fore-and-aft direction of the vehicle body.

An air guiding element with a surface element and a longitudinally displaceable carrier element. The surface element is articulated to the carrier element in a movably mounted manner, furthermore with a drive element with a gearwheel. The carrier element can be driven in a longitudinally displaceable manner by the gearwheel transmission in such a way that a rack of the gearwheel transmission is connected to the drive element in a drivable manner via a spur gear and the rack is in driving connection with the carrier element.

The present invention proposes a control system for an automobile active aerodynamic kit, comprising a front wing component, a rear wing component, and an ECU controller. The front wing component and the rear wing component are respectively mounted on the front and rear of the vehicle body. The front wing component comprises a front wing throttle mechanism, and the front wing throttle mechanism is used to control the opening and closing of the front wing throttle channel; the rear wing component comprises a rear wing, a left rear wing throttle mechanism, and a right rear wing throttle mechanism. The ECU controller collects vehicle conditions for logical calculation and judgment, and controls the front wing throttle mechanism, the left rear wing throttle mechanism, and the right rear wing throttle mechanism. The present invention has stable performance and high intelligence, greatly improves the aerodynamic performance of the automobile and the handling stability of high-speed cornering, and has good application value.

The invention relates to an air guide device for a motor vehicle (2), wherein an air guide element (1) is arranged on an outer body skin (3) of the vehicle (2). This air guide element is characterized in that a film hinge (4) is arranged in the outer body skin (3), the film hinge (4) enabling the air guide element (1) to pivot relative to the outer body skin (3). The invention further relates to a motor vehicle (2) comprising an air guide device (1).

The invention discloses an intelligent empennage control method and related equipment, relates to the field of empennage control, and mainly aims to solve the problem that an existing intelligent empennage control method is not comprehensive and intelligent enough. The method comprises the steps that empennage influence parameters of a target vehicle are obtained, the empennage influence parameters comprise active influence parameters and passive influence parameters, the active influence parameters are determined based on active behaviors of a driver, and the passive influence parameters are obtained based on objective conditions of the target vehicle and the external environment; determining empennage control data based on the empennage influence parameters; and adjusting the empennage of the target vehicle based on the empennage control data. The method is used for the empennage intelligent control process.

The utility model provides an automobile front wheel choke plate structure which comprises a choke plate body, the choke plate body is of an L-shaped structure, the choke plate body comprises a fixing plate and a choke plate, the choke plate is perpendicular to the fixing plate, and a plurality of sets of reinforcing ribs are connected between the fixing plate and the choke plate. The fixing plate is fixedly connected to the bottom of the front wheel cover protection plate. The utility model solves the problems of unreasonable structural design and unfirm structure of some choke plates of the existing vehicle type.

An air guiding device of a motor vehicle body of a motor vehicle includes a slat assembly. The slat assembly possesses at least two slats which are arranged in a frame of the air guiding device in a manner which permits them to rotate around their rotational axis. To avoid deformation of the slat assembly, the slat assembly includes at least one support element, which extends along the rotational axis.

In a deflector device, when an external force acts on an deflector body while at a deployed position such that the deflector body is rotated in a stowing direction, even if further rotation of the deflector body in the stowing direction is restricted, the deflector body is rotated to the deployed position by an urging force of a torsion coil spring when the external force acting on the deflector body is released. This enables the deflector body to be rotated to the deployed position from anywhere over an entire rotatable range in the stowing direction by the urging force of the torsion coil spring. Thus, the torsion coil spring is able to rotate the deflector body to the deployed position in a suitable manner.

The present invention relates to a spoiler for a vehicle and a vehicle equipped with the same. The spoiler comprises a spoiler; a linkage mechanism connected to the spoiler to drive its movement; a base adapted to be fixed to the vehicle's tailgate, the base having a linkage mounting groove formed therein for accommodating the linkage mechanism; and a connecting bracket fixed to the bottom of the linkage mounting groove, securing the linkage mechanism to the tailgate via the connecting bracket. The spoiler of the present invention optimizes the load transfer path and prevents deformation and damage to the tailgate.

The air guide structure is arranged on the inner side of a fender and comprises an air guide component and an air guide mechanism, an air guide channel extending in the front-back direction is formed in the air guide component, and an air inlet and an air outlet are formed in the front end and the rear end of the air guide channel respectively. The air guide mechanism comprises a driving unit and a plurality of air guide blades arranged in the air guide channel in the vertical direction, the air guide blades can rotate relative to the air guide channel, the rotating axes of the air guide blades extend in the left-right direction, and the driving unit is used for driving the air guide blades to rotate. According to the air guide structure, air resistance at the air guide component can be reduced, meanwhile, sundries on the front side of the air guide component are prevented from moving to the rear side of the air guide channel through the air guide channel to scratch a vehicle body structure, and therefore the risk of damage to the vehicle body structure can be reduced while the aerodynamic performance of a vehicle is improved.

The invention discloses an active turbulent flow device for an automobile rear bumper and a working method.The device comprises a first air bag and a second air bag, and the first air bag and the second air bag are installed at the two ends of the automobile rear bumper through a first air bag base and a second air bag base correspondingly; the first air bag base and the second air bag base are connected with an air pump through air pipes, the air pump inflates and exhausts the first air bag and the second air bag, the state that the air bags stretch out of the rear bumper is changed, the outer end face of the first air bag and the outer end face of the second air bag are each provided with a rear bumper outer turbulent flow cover plate, and in the air exhausting state, the rear bumper outer turbulent flow cover plate covers the first air bag and the second air bag. The rear bumper outer turbulent flow cover plate is flush with the surface of the automobile body. The air pump can be automatically controlled to be in different working states through vehicle speed information input, and then the air bag is inflated or deflated, so that the form of the active turbulent flow device is changed, and the active turbulent flow device can be selected to be opened or closed according to the vehicle speed.

A vehicle has a spoiler fastened to an outer skin component of the vehicle. For this purpose, clip elements are provided on the outer skin component and are in engagement with corresponding mating clip elements of the spoiler. The clip elements have an end stop in a z-direction, which is oriented transversely to the surface of the outer skin component. Between the spoiler and the outer skin component there is an intermediate element, which is elastically compressed in the z-direction and presses the spoiler against the end stop. A method is provided for mounting the spoiler on the vehicle.

A shield may be provided between a rear bumper and a silencer, the shield may be provided so as to extend in the vehicle width direction to overlap with at least a rear vertical wall of the silencer in the up-down direction in vehicle rear view, and the shield may be provided with a guider that guides underfloor traveling air downward, the underfloor traveling air flowing to the rear side through a lower portion of the silencer.

To improve an aerodynamic characteristic in a front portion of a vehicle in the vehicle.MEANS FOR SOLVING THE PROBLEM: A front structure of a vehicle 1 including front exterior members 10, 40 provided in a front surface of a vehicle body 2 includes a front surface suction port 43 formed in the front exterior members 10, 40 for sucking an air flow in front of the front exterior members 10, 40. A funnel part 42 is formed around the front surface suction port 43. A special processing surface including a plurality of recesses 53 arrayed is formed in an inner surface of the funnel part 42.SELECTED DRAWING: Figure 10

The invention relates to the technical field of hovercars, and discloses a vertical-lifting flat-flying car which comprises a power system used for providing power, a wing-shaped car body, a multifunctional rotor wing, a tilting ducted fan engine and an empennage assembly, the wing-shaped car body comprises a car body front edge part and a car body rear edge part, and the tilting ducted fan engine provides power for lifting and cruising. The tilting ducted fan engine is arranged on the rear edge portion of the vehicle body and integrated with the empennage assembly, the empennage assembly is arranged on the rear edge portion of the vehicle body and works in cooperation with the tilting ducted fan engine, and aircraft yawing is corrected through thrust vectors of the two fan engines. According to the multifunctional rotor wing, the aircraft can stably take off and land vertically or hover, when the aircraft flies horizontally, the rotating rotor wing can be converted into a fixed wing, meanwhile, the thrust vector of the tilting ducted fan engine is rotated to the horizontal direction, the whole aircraft is changed into a fixed wing structure, and the cruising performance of the aircraft is improved.

Air guiding device in the rear area of ​​a motor vehicle with a hatchback, comprising a spoiler which can be transferred from a rest position into an operating position and vice versa by means of an adjusting device, wherein the spoiler (16) is integrated in the rear area of ​​the roof and wherein at least a part of the roof spoiler (16) can be adjusted translationally beyond the end of the roof by means of the adjusting device, wherein the roof spoiler (16) consists of a base body (18) which has triangular surface elements (20) at its lateral ends, which are part of the D-pillar of the motor vehicle, wherein the roof spoiler (16) has a spoiler extension (22) which can be moved translationally on the base body (18), and wherein the base body (18) has a linear guide (24, 26) for the spoiler extension (22) at each of its two lateral ends.

The invention provides a front turbulent flow device and a vehicle. The front spoiler device comprises a spoiler and a flow guide piece. The spoiler is suitable for being arranged on a front windshield of a vehicle. The spoiler is movably disposed between a stowed position and a deployed position. The flow guide piece is arranged on the spoiler. The flow guiding piece is suitable for guiding the airflow direction. The head-on impact effect of airflow on the body of a driver and passengers can be relieved, and comfort is improved.

The invention relates to a flow guiding apparatus of a motor vehicle, comprising a spoiler which is fastened to a tailgate of the motor vehicle, and to an adjustment kinematics device for adjusting the spoiler between a rest position, in which the spoiler is arranged in a flush-mounted manner in the tailgate, and at least one functional position, in which the spoiler is deployed beyond the vehicle contour or the surface of the tailgate with regard to the height and / or the angle. In order to achieve a downforce effect and / or braking effect and / or aerodynamic improvement during driving of the motor vehicle, the adjustment of the adjustment kinematics device takes place via actuable drive means. This flow guiding apparatus is intended to be developed in such a way that a multiplicity of operating positions of the spoiler can be set with a compact overall design and integration into the movable tailgate, with at least one operating position intended to fulfil the function of an air brake. For this purpose, the adjustment kinematics arrangement comprises at least one adjustment kinematics unit which is formed from a first adjustment kinematics system and a second adjustment kinematics system which is coupled to the former in an operatively connected manner, the first adjustment kinematics system being configured as a four-bar linkage and to set a deployment height, and the second adjustment kinematics system being configured as a four-bar linkage and to set a deployment angle, and an adjustment of the spoiler being a superimposed kinematic adjustment movement of the first and second adjustment kinematics system, and the first adjustment kinematics system comprising at least one pivoting axle which is mounted in a stationary manner and is pivotal via an electric motor as drive means, and the second adjustment kinematics system comprising a pivoting axle which is mounted in a stationary manner and is pivotable via a separately actuable electric motor as drive means.

The invention discloses an automobile spoiler with an adjusting mechanism, which is applied to the technical field of automobile spoilers and comprises a support frame, a support plate, a wing plate, a control box and an adjusting system, and a distance sensor is fixedly connected in the support frame; the top of the supporting plate is fixedly connected with a double-output-shaft motor and a set of bearing seats, the output ends of the two sides of the double-output-shaft motor are fixedly connected with rotating shafts correspondingly, the rotating shafts are in bearing connection with the adjacent bearing seats correspondingly, the rotating shafts are fixedly connected with cams, and the multiple sets of cams are arranged. The cam and the wing plate are in contact but not fixed, a spring is fixedly connected to the top of the supporting plate, the tail of the left end of the wing plate is in a horizontal state, the front portion of the right end of the wing plate is in a downward inclined state, and a gradienter is horizontally and fixedly connected to the bottom of the left end of the wing plate. And the state of the empennage is checked, so that the system is suitable for various different driving speeds.

The present invention discloses a deflector device capable of automatically adjusting the height and a control method thereof, the device comprising: a top deflector, a hinge, a lifting device, a supporting buffer, and an integrated detection controller; the hinge is installed at the top end of the top deflector and is used for being hinged to the top of a vehicle body; the axis centerline direction of the rotating shaft of the top deflector is parallel to the width direction of the top of the vehicle body; the lifting device is arranged at a position close to the rear end of the top deflector and is connected to the top of the vehicle body; one end of the supporting buffer is connected to the top deflector, and the other end is connected to the top of the vehicle body; the integrated detection controller is installed at the rear end of the top deflector, electrically connected to the lifting device, and is used for lifting and lowering the lifting device according to the received detection signal; the present invention can automatically adjust the top deflector to an adaptive height according to the height of the roof of the rear compartment of a commercial vehicle, has high adaptability and convenience, and can effectively reduce wind resistance, thereby improving fuel economy.

A downforce system for a vehicle includes: a restrictor configured to restrict a flow of air into a region that is defined at least in part by the restrictor and a ground surface, a rim disposed on the restrictor and configured to form at least a partial seal with the ground surface; a dedicated pressure source disposed outside the restrictor and connected to the restrictor via an air flow path, the pressure source being configured to generate a pressure differential across the restrictor; and a dust and debris removal system configured to prevent dust and debris from exiting the downforce system via the air flow path. By generating a pressure differential across the restrictor, a downforce which acts on the vehicle may be generated. The downforce may result in an improved grip or traction of the vehicle, which may improve handling and safety of the vehicle.

A movable spoiler device includes a fixed plate fixed on a vehicle body of a vehicle; a movable plate arranged to be movable between a storing position and an unfolding position closer to the rear than the storing position; a link mechanism provided with one end pivotally supported on the fixed plate and the other end pivotally supported on the movable plate; an electrical component arranged in the vicinity of the movable plate; and a wire harness configured for connecting the electrical component to a battery arranged on the vehicle body. A first portion of the wire harness is fixed at the other end of the link mechanism corresponding to the movable plate, and a second portion of the wire harness is bent on the one end of the link mechanism corresponding to the fixed plate.

An undercarriage panelling element of a vehicle includes a first air guidance region, a second air guidance region that is attached to the first air guidance region rearwards in a longitudinal direction of the vehicle and angled away from the first air guidance region, and a flow separation edge that is attached to the second air guidance region. The flow separation edge is disposed behind the second air guidance region in the longitudinal direction of the vehicle and extends downwards away from the second air guidance region over its entire extension running in a vertical direction of the vehicle in parallel or obliquely to the vertical direction of the vehicle, A rear axle of the vehicle on which wheels are mounted is disposed behind the undercarriage panelling element in the longitudinal direction of the vehicle.

The utility model discloses an empennage lifting structure with a large overturning angle and a high lifting height. The empennage lifting structure comprises a supporting base. The lower end of the main driving arm is connected with a main driving shaft and is fixed on the supporting base through a pin shaft; the auxiliary driving arm is connected with the upper end of the main driving arm through a pin shaft; the rear end of the main supporting rod is fixed to the supporting base through a pin shaft, and the upper end of the auxiliary driving arm is connected to the middle section of the main supporting rod through a pin shaft; the auxiliary connecting rod assembly comprises an auxiliary linkage rod; an auxiliary lower supporting rod; an auxiliary upper supporting rod; wherein two ends of the mounting bracket are respectively connected with the front end of the main support rod and the auxiliary upper support rod through pin shafts. According to the auxiliary connecting rod assembly, the principle that the three simple supporting rods rotate around the middle shaft, and the length of the auxiliary rod is expanded and contracted is applied, the tail wing can be contained in a small space when being closed and can be unfolded when being supported in the working process, and a high lifting height and a large overturning angle are provided for a spoiler of the tail wing.