209results about "Aerodynamics improvement" patented technology

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.

A car spoiler may include a spoiler, and the spoiler has two arms, a main body, and two lateral portions. The two arms secured on a vehicle are connected to the main body, and each of two lateral ends of the main body is connected to one lateral portion. A rear side of the main body has at least a spoiler piece, and the spoiler piece is assembled with the main body through any number of connecting member, so that the different shapes, sizes, angles and curvatures of spoiler piece is detached, replaced, and reassembled with the main body to improve the stability of the vehicle.

In the present disclosure, the side spoiler is provided on a lower side of a mobility vehicle so that aerodynamic performance is improved, and a deployment angle of the side spoiler is controlled according to driving conditions and road conditions so that desired aerodynamic performance is realized, and damage to the side spoiler is prevented. In addition, introduced is a side spoiler device for the mobility vehicle, in which the side spoiler is divided into a plurality of side spoilers so that aerodynamic performance for each driving situation is optimized through individual control of each side spoiler.

A movable spoiler device is provided in the disclosure. The movable spoiler device includes: a fixed part, fixed on a body of a vehicle; a movable part, configured to be movable between a storage position connected to the fixed part and a deployed position protruding from the fixed part toward rear of the vehicle; an actuator, disposed on the fixed part and drives the movable part to move in a front-rear direction of the vehicle; and a cover member, disposed on the fixed part and connected to the movable part so as to be linked with the movable part, in which there is a gap between the movable part and the fixed part due to the movement of the movable part, when the movable part moves from the storage position to the deployed position, the cover member is driven by the movable part to move and cover the gap.

The empennage device is used for being arranged at the tail of a cargo box and comprises an upper flow guide plate, a lower flow guide plate, a lower flow guide plate and a tail wing device, and the upper flow guide plate is used for being arranged at the top of a box door in an openable and closable mode; one end of the first connecting rod is hinged to the side, close to the box door, of the upper flow guide plate when the upper flow guide plate is unfolded, the other end of the first connecting rod is used for being hinged to the box door, one end of the first supporting rod is hinged to the side, away from the box door, of the upper flow guide plate when the upper flow guide plate is unfolded, and the other end of the first supporting rod is used for being hinged to the box door. The upper flow guide plate is installed on the container door and has a flow disturbing effect in an unfolded state, and by guiding airflow and reducing turbulent flow and vortex at the tail of the container, a vehicle is more stable when running at a high speed and encountering crosswind, and the running safety is improved; the upper flow guide plate is arranged at the top of the container door in an openable and closable mode through the first connecting rod and the first supporting rod; the container door is opened during driving and closed during loading and unloading, the occupied space of the vehicle is reduced, and opening of the container door can be prevented from being hindered.

A multi-part rear spoiler (1) comprising a base carrier (2) connectable to a motor vehicle body and an upper shell (3) arranged on the base carrier (2), wherein the upper shell (3) and the base carrier (2) are connected to each other by at least three positive locking connections which differ in their respective complementary interlocking means and wherein a first positive locking connection is a latching pawl connection (4) formed internally in an end-face transition area (7) in the rear spoiler (1), in which at least a first positive locking means formed as a latch (19) engages at least partially behind a first complementary positive locking means formed as a latch handle (20) and a second positive locking connection is an overlap connection (5) formed in a rear-face area (8) of the rear spoiler (1) spaced apart from the end-face transition area (7),in which a second form-locking element shaped as a lip (25) and a second complementary form-locking element shaped as a counter-lip (26) at least partially interlock each other, wherein the first form-locking connection realizes a form-lock at least along the longitudinal axis and the second form-locking connection realizes a form-lock at least on one side of the vertical axis, in the direction of the upper shell (3) as well as at least on one side of the longitudinal axis in the direction of the front transition area, and in addition a third form-locking connection is formed in side wall areas (9) of the rear spoiler (1).

The utility model provides a work fixture for left and right spoilers of an automobile, which comprises a support frame, a placing frame is rotatably matched on the support frame, a plurality of fixing frames are fixed on the placing frame, a sliding plate is slidably matched on one side of each fixing frame, a pushing structure is fixed on one side of each fixing frame, and the pushing structures correspond to the sliding plates. A rotating frame is in sliding fit with one side of the sliding plate, a positioning structure is arranged between the rotating frame and the sliding plate, a mounting block is rotationally matched in the rotating frame, and a clamping plate is fixed to the mounting block. According to the spoiler fixing device, the height and the angle of the clamping plates can be adjusted, the spoiler is clamped and fixed through the multiple clamping plates, the clamping plates are made to be better attached to the radian of the spoiler, and therefore a good fixing effect can be achieved, the spoiler fixing device is suitable for spoilers of various specifications, and the application range of the spoiler fixing device is widened; and the placing frame can be rotated, so that the clamped spoiler is driven to rotate, and the spoiler is convenient to machine.

The utility model discloses a vehicle air guide structure and a vehicle. The vehicle air guide structure comprises a first air guide piece and a second air guide piece connected with the first air guide piece. The vehicle air guide structure comprises a first air guide part and a second air guide part, a mounting part is arranged on the first air guide part, an access hole is formed in the position, opposite to the mounting part, of the second air guide part, the vehicle air guide structure further comprises a cover plate, and the cover plate and the second air guide part are of an integrally-formed structural part. And the cover plate is rotationally connected with the second air guide piece and is used for covering or opening the access hole. According to the vehicle air guide structure, when the cover plate covers the access hole, the cover plate enables the air guide face of the second air guide piece to be a smooth surface, and the air guide performance of the vehicle air guide structure is guaranteed; and the number of parts of the vehicle air guide structure is small, so that the manufacturing cost, the assembling cost and the management cost of the vehicle air guide structure are reduced.

The utility model relates to the technical field of spoilers, and discloses a vehicle rear spoiler device and a vehicle, which comprise a spoiler mechanism and a rear bumper assembly, a containing cavity is formed in the rear bumper assembly, and an opening deviating from a vehicle head is formed in the containing cavity. The spoiler mechanism comprises a driving assembly, a transmission assembly and a spoiler, the driving assembly and the transmission assembly are installed in the containing cavity, the spoiler is in sliding connection with the rear bumper assembly, the driving assembly is in transmission connection with the spoiler through the transmission assembly, and the driving assembly is configured to drive the spoiler to stretch out of the opening and retract into the containing cavity through the transmission assembly. The spoiler extends into and out of the containing cavity in the rear bumper assembly, so that the space of the rear surface of a vehicle is not occupied, the spoiler can be retracted through the driving assembly when the vehicle speed is low, other people are prevented from being hurt, and the technical problems that in the prior art, the rear space of the vehicle is occupied, and pedestrians are prone to being hurt are solved. The technical effects that the space behind the vehicle is not occupied, and serious injury to pedestrians is avoided are achieved.

A movable spoiler device includes: a fixed part, fixed on a body of a vehicle; a movable part, configured to be movable between a storage position connected to the fixed part and a deployed position protruding from the fixed part toward rear of the vehicle; an actuator, disposed on the fixed part and drives the movable part to move in a front-rear direction of the vehicle; a link mechanism, connected to the actuator and the movable part, in which the link mechanism includes: a fixed link, rotatably supported on the fixed part with a first axis, and connected to the actuator; a movable link, rotatably supported on the fixed link with a second axis different from the first axis and connected to the movable part. The fixed link is driven to rotate by the actuator, and the movable link drives the movable part to move relative to the fixed part.

The utility model belongs to the technical field of unmanned pallets, and particularly relates to an electric flow guide cover suitable for an unmanned transportation container pallet, which comprises a flow guide cover arranged above a vehicle body, the flow guide cover is of a streamline structure, and a rotating shaft is arranged at the bottom of the flow guide cover; the two ends of the rotating shaft are movably sleeved with lower shaft seats, and the lower shaft seats are fixedly arranged on the upper surface of the head of the vehicle body. Electric push rods are arranged on the two sides of the flow guide cover and can stretch out and draw back, the upper ends of the electric push rods are fixedly arranged on the upper middle portion of the flow guide cover through bearings, and the lower ends of the electric push rods are fixedly arranged on the side face of the vehicle body through bearings. The flow guide cover is arranged to be of a streamline structure to dredge air flow on the vehicle head and the two sides, wind resistance can be reduced, and power loss can be reduced; in addition, the controller controls the electric push rod to push the flow guide cover to incline forwards, container hoisting operation is facilitated, the flow guide cover is put down backwards when operation is not carried out, the windward area can be reduced, and wind resistance is further reduced.

Motor vehicle (2) with a body outer skin (3) and with an air guide device, wherein an air guide element (1) is arranged on the body outer skin (3) of the motor vehicle (2), wherein a film hinge (4) enabling the air guide element (1) to pivot relative to the body outer skin (3) is arranged in the body outer skin (3), and wherein the body outer skin (3) is convexly curved in the area of ​​the film hinge (4), characterized in that the film hinge (4) is formed from two bending lines (7) and has a width that varies along its length due to different distances between the bending lines (7), and that the film hinge (4) is wider in edge areas (5) than in a central section (6).

Methods, systems, and apparatus for a vehicle aerodynamic system include an air dam adapted to be mounted adjacent a front bumper of a vehicle. The air dam can be moveable between a stowed position (e.g., when the vehicle is operating at higher speeds) and a deployed position (e.g., when the vehicle is operating at lower speeds). The air dam includes an air dam panel moveable between the stowed position and a step position. In the step position, the air dam panel is configured as a step for a user to access a front vehicle compartment. The aerodynamic system can include an actuator configured to move the air dam panel relative to the front bumper. The aerodynamic system can further include a controller in electronic communication with a front hood position sensor that is configured to automatically deploy the step based upon a position of the front hood.

An air-guiding element on or in a vehicle is formed of at least one fiber-reinforced composite material having a multi-layered sandwich structure. At least one of the layers of the sandwich structure is a resilient layer that consists of or comprises a material comprising an elastomer, and the layers of the sandwich structure are interconnected by a plastic matrix material.

The application relates to the field of back doors, in particular to a reinforcing plate assembly for a back door window frame and a back door assembly, which comprises a back door inner plate reinforcing plate assembly arranged on a back door inner plate and a window frame upper beam assembly; the window frame upper beam assembly is arranged above the back door window frame; the back door inner plate reinforcing plate assembly is distributed on the side of the back door window frame; the application discloses a reinforcing plate assembly for a back door window frame, and mainly optimizes the structure of the back door; the reinforcing plate assembly is added on the back door inner plate, the overall structural strength of the back door assembly is improved, and the torsional mode and the bending mode of the back door assembly are improved.

An aerodynamic kit control system for a vehicle, and a vehicle are provided, which relate to the technical field of vehicles. The aerodynamic kit control system for a vehicle may include a rear wing system, a grille system, an air dam system, a diffuser system and a control apparatus, where the control apparatus may control the motion of the rear wing system, the grille system, the air dam system and the diffuser system according to real-time operation data of the vehicle, so as to adjust an airflow. Thus, the aerodynamics of a vehicle when the vehicle is in different traveling conditions is resolved, the stability of vehicle control is improved, the traveling resistance of the vehicle is reduced, the fuel consumption / power consumption of the complete vehicle is reduced, and an extreme vehicle-machine interaction experience is also provided for customers.

The invention relates to a wind resistance improving structure of a commercial vehicle cab and a vehicle, and belongs to the technical field of automobiles. The cab assembly comprises vehicle door apron boards located on the two sides of the front bumper assembly, and lateral gaps are formed between the vehicle door apron boards and the front bumper assembly; the sealing assembly comprises a side air deflector connected with the front bumper assembly and a front baffle connected with the vehicle door apron board, and the end of the side air deflector and the end of the front baffle are overlapped and movably abut against each other to seal the lateral gap. The design that the side air deflector and the end of the front baffle are overlapped and movably abut against each other can ensure that the car door apron board and the front bumper assembly move synchronously and keep sealing performance when moving relatively, and the problem that wind resistance is increased due to a lateral gap between the bumper and the car door apron board is effectively solved. Meanwhile, people are prevented from seeing disordered parts such as supports and pipelines in a cabin from the side face of the vehicle through gaps, and the appearance quality of the whole vehicle is improved.

This invention discloses a variable cross-section tail wing suitable for FSAE racing cars, comprising a variable cross-section wing assembly, an upper sparsity wing, a first lower sparsity wing, a second lower sparsity wing, and endplates. The variable cross-section wing assembly consists of a main wing, a first flap, and a second flap; all three wings are variable cross-section wings. The variable cross-section wing is a small, continuous section raised at mid-span. The main wing, the first flap, and the second flap are sequentially mounted between the two endplates, roughly diagonally distributed, with the second flap featuring a grunt flap. The upper sparsity wing is mounted on the corner of the endplate, while the first and second lower sparsity wings are located near the bottom of the endplate. There are two endplates, symmetrically mounted on both sides, each featuring louvers, an outer edge flange, a leading edge notch, a trailing edge notch, and guide strips. The variable cross-section wing can reduce the turbulence caused by the headrest and minimize airflow slippage in the spanwise direction, resulting in a more uniform pressure distribution on the wing surface. The louver structure also reduces drag.

The utility model discloses a truck roof drainage cover that can store things, which comprises a bottom plate, a back plate, a flow guide plate and two side plates, the back plate is installed on the bottom plate, the two side plates are installed on the left and right sides of the bottom plate, the flow guide plate is installed above the two side plates, the bottom plate, the back plate, the flow guide plate and the two side plates enclose a closed cavity, a taking window is formed on the bottom plate and the two side plates, and a window door that can close and open the taking window is installed at the taking window. The device can improve the storage space of the vehicle and facilitate the driver to place the articles.

The application relates to a hidden tail diffusion structure of an automobile. The hidden tail diffusion structure of the automobile comprises a rear bumper, a bumper skin and a bumper cover, the bumper cover is fixed in cooperation with the bumper skin; a diffuser is fixed in cooperation with the bottom of the rear bumper, front mounting brackets and rear mounting brackets are arranged on the diffuser, the diffuser is connected and fixed with the rear floor of the automobile through the front mounting brackets, and the diffuser is connected and fixed with the rear wall of the automobile through the rear mounting brackets. The application provides the hidden tail diffusion structure of the automobile, which can reduce the rear lift and air resistance of the vehicle and improve the high-speed steering stability of the vehicle.

The application relates to a flexible flow guiding system and a control method. A first flow guiding unit is arranged on the top of a cab, and two second flow guiding units are respectively arranged on the two sides of the first flow guiding unit in the width direction of the vehicle and below the first flow guiding unit. In addition, the first flow guiding unit and the second flow guiding unit are of the same structure and each comprises a flexible member and a retractor. The retractor is arranged on the cab, one end of the flexible member is wound in the retractor, and the other end is connected with a vehicle container. The gap between the cab and the vehicle container is covered by the above structure. When different vehicles are adapted, the retractor can wind and unwind the flexible member to adapt to different gaps. In addition, the retractor can also adjust the tension of the flexible member, so that the tension of the flexible member is changed, and different flow guiding requirements of the vehicle under low-speed and high-speed conditions are met.

A suspension arm includes a bottom wall, a first side wall and a second side wall that protrude upward from the bottom wall and face each other, and an airflow guide section that extends from the first side wall in a direction away from the second side wall. The first side wall includes a base end and a distal end. The base end is closer to the bottom wall in a protruding direction in which the first side wall protrudes from the bottom wall. The distal end is away from the bottom wall in the protruding direction. The airflow guide section extends from a portion of the first side wall between the base end and the distal end.

The application discloses a truck intelligent pneumatic accessory and a control method, and relates to the technical scheme as follows: a truck intelligent pneumatic accessory, which comprises an intelligent guide vane installed at the tail of a vehicle, and a flexible control mechanism is arranged on the intelligent guide vane and used for controlling the curvature of the intelligent guide vane.The curvature of the intelligent guide vane can be changed according to the actual environment of vehicle driving by the intelligent guide vane, and the intelligent guide vane is controlled in a closed loop by vehicle information.The device is driven by flexible air pressure, so that the intelligent guide vane can change rapidly in a large curvature range and adapt to more working environments.The device has simple structure and is convenient to install.

Air guide device (3) of a motor vehicle body (2) with a flexible air guide element (26), wherein the air guide element (26) has a frame (4) in the interior (24) of which a flexible working element (7) is arranged, characterized in that the flexible working element (7) is designed to change its geometry under the influence of a tensile force (F), wherein at least one tensile element (16) is arranged on the working element (7) on which the tensile force (F) can act by means of a kinematics (18) of the air guide device (3).

The present application aims at providing a lower vehicle body structure which can suppress the view of a muffler from the rear of a vehicle, improve the aesthetic appearance, and suppress the intake of under-floor traveling air behind a rear bumper, thereby improving the aerodynamic characteristics. A shielding member (60) is provided between a rear bumper (4) and a muffler (10), the shielding member (60) overlapping at least a rear longitudinal wall (10b) of the muffler (10) in the up-down direction and extending in the vehicle width direction in the rear view of the vehicle, a guide portion (62) being provided in the shielding member (60) to guide under-floor traveling air flowing rearward at the lower portion of the muffler (10) downward.

The utility model relates to the technical field of automobile accessories, and discloses a spoiler structure and an automobile, the spoiler structure comprises an inner plate and an outer plate which are connected, the inner plate is used for being connected with an automobile body of the automobile, and the outer plate is located on the side, away from the automobile body, of the inner plate; the outer plate comprises a front end part, a middle part and a rear end part which are in smooth transition connection in sequence; the front end part is inclined towards the direction close to the inner plate; the middle part is of a curved-surface-shaped structure which is sunken towards the direction close to the inner plate; the rear end is of a duck tail structure and comprises a first flow guide face and a second flow guide face which are smoothly connected, the first flow guide face is connected with the middle, extends in the direction away from the middle and gradually tilts in the direction away from the inner plate, and the second flow guide face is connected to the end, away from the middle, of the first flow guide face and inclines in the direction close to the inner plate. According to the tail wing structure and the automobile, downward pressure can be provided for the automobile when the automobile runs at a low speed or the tail wing structure is not started, and the operation stability of the automobile is improved.

Lower shell for at least partially receiving a rear wing (32) adjustable between a rest position and a working position in the rest position, with a shell body (24) attachable to a motor vehicle body (12), wherein the shell body (24) has a top surface (34) for forming a receiving volume for the rear wing (32) and a rear wall (36) connected to the top surface (34) and with a portion facing against the direction of travel, characterized in that a cover (26) connected to the rear wall (36) is provided for covering the rear wall (36), wherein the shell body (24) is uncolored, wherein the cover (26) has a retaining clip (38) as a first cover fastening means which engages an upper edge (40) acting as a first shell body fastening means and wherein the lower end of the cover (26) is bent towards the rear wall (36).wherein the bent end of the aperture (26) contacts the vehicle body by means of a spring force.

This device for reducing the drag force (Fx) and yaw moment (Mz) of a motor vehicle comprises a movable quarter panel deflector (10) (11) and a variable-geometry duct (12) formed between the quarter panel (11) and the deflector (10). It includes two openings (21, 22) located in the same plane (xOy), parallel to the ground when the vehicle is in use, the openings (21, 22) being contiguous respectively to the quarter panel (11) and the rear window (15) of the motor vehicle. Figure for the abbreviation: Fig 2