41 results about "Shark finning" patented technology

A multi-view imaging system for a vehicle includes a housing fixedly secured external to the vehicle and an extendable camera configured to image a side and / or rear from the vehicle and to extend from and retract into the housing. The multi-view imaging system further includes an actuator configured to urge the extendable camera out of and into the housing.

The invention provides a vehicle-mounted antenna. The vehicle-mounted antenna comprises a shark fin shell and an antenna device arranged in the shark fin shell, wherein the antenna device comprises afirst main board, a first 5G antenna, a second 5G antenna, a third 5G antenna and a fourth 5G antenna, the first main board is provided with a first side edge, a second side edge, a third side edge, afourth side edge and a first connecting line for connecting the third side edge and the fourth side edge, a first 5G antenna to a fourth 5G antenna are sequentially arranged on an upper surface of the first mainboard along a first connecting line, the first 5G antenna is close to the fourth side edge, the fourth 5G antenna is close to the third side edge, the first 5G antenna is perpendicular toor approximately perpendicular to the first connecting line, and the second 5G antenna to the fourth 5G antenna are located in a first plane which is perpendicular to or approximately perpendicular toan upper surface of the first mainboard and coincides with or approximately coincides with the first connecting line. The shark fin antenna ingeniously utilizes the large space at a tail end of the shark fin, effectively utilizes the internal space of the shell, increases the isolation degree between the antennas, and is compact in structure and more reasonable in overall layout.

Disclosed is a shark fin antenna for a vehicle. The shark fin antenna has a pad and a base disposed on the pad to provide a space for a printed circuit board and a plurality of antenna components. The shark fin antenna includes a holder having a groove therein for exposing at least a portion of an upper surface of a printed circuit board, a first antenna unit supported by the holder and having an antenna pattern formed on a surface thereof to receive an AM / FM frequency band signal, a first auxiliary unit covering at least a portion of an upper surface of the first antenna unit, and a spring mounted in the groove to elastically support the first auxiliary unit and the first antenna unit in a vertical direction of the upper surface of the printed circuit board.

The invention discloses a shark fin intelligent antenna, and relates to the technical field of automobile antennas. The shark fin intelligent antenna comprises a shark fin shell and a base; the shark fin shell and the base form a shark fin type inner cavity, the inner cavity is internally provided with an LAN mainboard, the LAN mainboard is fixed on the base, the LAN main board is provided with a 5G main antenna, a 5G auxiliary antenna, a 5G-MIMO 1 antenna, a 5G-MIMO2 antenna, a GNSS antenna, a V2X-F antenna, a V2X-R antenna and a WIFI antenna. According to the shark fin type antenna, the eight antennas are arranged in total, through reasonable layout, the inner cavity space of the shark fin type antenna and different working frequency bands of the eight antennas are fully utilized, the physical distance among the eight antennas is increased, space coupling and surface wave coupling among the eight antennas are reduced, and the isolation degree among the antennas is good.

The invention relates to a vehicle-mounted 5G antenna system. The vehicle-mounted 5G antenna system comprises an antenna box fixed to a car roof, the antenna box comprises a shark fin shell and a TBOXshell, the shark fin shell is fixed to the exterior of the car roof, the TBOX shell is fixed to the interior of the car roof, and the shark fin shell and the TBOX shell communicate through a car roofopening; a PCB is arranged in the TBOX shell, a shark fin antenna system located outside the car body and an onboard antenna system located in the car body are arranged on the PCB, and the shark finantenna system is arranged in the shark fin shell through the car roof opening; and the shark fin antenna system comprises an independent 5G antenna, and the onboard antenna system comprises a 4G full-band antenna. According to the shark fin, the frequency bands of 2G, 3G, 4G and 5G are divided into two antenna systems, the antenna independently covering the 5G frequency band is arranged in the shark fin shell to reduce the size of the shark fin shell, the 5G frequency band has better isolation in a small space, and therefore the problem of mutual interference of signals is solved.

The invention relates to the technical field of radio frequency antennas., in particular to a vehicle-mounted multi-system combined antenna and a positioning antenna. The combined antenna comprises ashark fin-shaped antenna cover and an antenna base, and further comprises a first positioning antenna, a first communication antenna, a second positioning antenna, a first V2X antenna, a second communication antenna and a second V2X antenna which are sequentially arranged in the containing cavity from front to back of the antenna cover. According to the invention, the working frequency and transceiving characteristics of each antenna are comprehensively considered; the appearance shape of the shark fin antenna is not changed; the arrangement mode of the combined antenna is provided; a main antenna required by an Internet of Things automobile is integrated in an accommodating cavity of a shark fin antenna; according to the invention, stable communication and accurate positioning of the Internet of Things automobile are ensured, and the mutual coupling influence among the antennas is minimized through the arrangement mode, so that the directional diagram of the antennas is optimal, a plurality of antennas are ensured to work normally at the same time, and the requirements of stable communication and accurate positioning are met.

The invention provides a spinning forming device with a bionic anti-drag surface fairing. The spinning forming device comprises a blank piece, the blank piece is fixed to a clamp, and a forming part of the blank piece is exposed out of the outer side of the clamp, the clamp performs circumferential rotation motions along with a main shaft, an idler wheel is in a disc shape, a plurality of idler wheel filling grooves extending inwards in the radial direction are evenly formed in the outer circumferential face of the idler wheel, the idler wheel is connected with an external power device, and meanwhile, the external power device can control the idler wheel to fully extrude the blank piece at a certain feeding speed and axial feeding amount, so that the diameter of the blank piece is continuously reduced, and shark fin-shaped streamline bulges which are regularly arranged are left on the outer surface of the forming part of the blank piece. By means of the spinning forming device with the bionic anti-drag surface fairing, the shark fin-shaped streamline bulges are arranged on the outer portion of the fairing machined through the device, wind resistance can be well reduced, and meanwhile, the cost is low.

The invention discloses an automobile shark fin antenna. The automobile shark fin antenna comprises an integrated type metal antenna and vertically placed plastic bracket. According to the automobileshark fin antenna, the metal antenna is fixed on the vertically placed plastic bracket, so that the fixation structure is stable in structure, without causing abnormal sound, shaking and other adversephenomena; and the metal antenna also can adopt AM / FM and 4G integrated type antenna structural design, so that AM / FM and 4G receiving functions can be further realized synchronously.

The invention discloses a shark fin intelligent antenna of a vehicle-mounted camera. The shark fin intelligent camera comprises a base, a shark fin shell, a PCB, an external antenna and a camera shooting and acquisition device; the shark fin shell is assembled on the base; the shark fin shell and the base are enclosed to form an internal cavity; the shark fin shell is provided with a through mounting hole matched with the camera shooting and acquisition device; the PCB and the external antenna are accommodated in the internal cavity; the external antenna adopts an intelligent antenna combination and is fixedly installed on the PCB; the acquisition end of the camera shooting and acquisition device is embedded in the mounting hole of the shark fin shell, the other end of the camera shootingand acquisition device is contained in the internal cavity; and the shark fin antenna is installed on a car roof and is high in position, so that the view field of the camera shooting and acquisitiondevice is very wide, and the function of assisting a central rearview mirror is achieved.

The invention discloses a shark fin antenna with a pre-installation structure. The shark fin antenna comprises a shell, a pre-installation mechanism and a fixing mechanism, wherein the shell comprisesan upper shell and a lower shell, the pre-installation mechanism and the fixing mechanism are both fixed on the outer side of the lower shell, the pre-installation mechanism comprises two sets of insertion rods, the two sets of insertion rods are arranged on the outer side of the lower shell side by side, first clamping blocks are arranged at the tail ends of the two sets of insertion rods, and the two sets of first clamping blocks are arranged on the outer sides of the insertion rods. According to the invention, the shark fin antenna is provided with the pre-installation mechanism and the fixing mechanism, the shark fin antenna can be pre-installed on a car roof through the pre-installation mechanism when the shark fin antenna and the car roof are installed, and then the shark fin antenna and the car roof are completely fixed through the fixing mechanism, so that the shark fin antenna is more convenient to install and more accurate in installation position.

The invention discloses a solar LED shark fin lamp which is provided with a shark fin shell, a accommodating cavity is formed in the shell, and LED equipment is installed in the accommodating cavity.A solar module is arranged at the front end of the surface of the shell; suckers are arranged at the bottom of the shell; the bicycle lamp is simple in structure, energy-saving, environment-friendly,elegant and attractive in appearance and low in manufacturing cost, the LED lamp is cool and has a warning function, and the bicycle lamp is suitable for popularization and use of drivers.

A multi-view imaging system for a vehicle includes a housing fixedly secured external to the vehicle and an extendable camera configured to image a side and / or rear from the vehicle and to extend from and retract into the housing. The multi-view imaging system further includes an actuator configured to urge the extendable camera out of and into the housing.

Disclosed is a shark fin antenna for a vehicle. The shark fin antenna has a pad and a base disposed on the pad to provide a space for a printed circuit board and a plurality of antenna components. The shark fin antenna includes a holder having a groove therein for exposing at least a portion of an upper surface of a printed circuit board, a first antenna unit supported by the holder and having an antenna pattern formed on a surface thereof to receive an AM / FM frequency band signal, a first auxiliary unit covering at least a portion of an upper surface of the first antenna unit, and a spring mounted in the groove to elastically support the first auxiliary unit and the first antenna unit in a vertical direction of the upper surface of the printed circuit board.

The embodiment of the invention discloses a shark fin vehicle-mounted antenna integrated with a Beidou free flow terminal, which comprises a bottom plate and a shark fin-shaped shell, wherein a circuit board consistent with the bottom surface of the shell in shape is arranged on the bottom plate, the circuit board is connected and grounded with a vehicle roof through the bottom plate, and the Beidou free flow terminal is integrated on the circuit board. The Beidou free flow terminal comprises a positioning antenna adopting a high-precision multi-point feed stacking design, and the positioning antenna is arranged at the rear end of the circuit board. The Beidou free flow terminal is integrated in the shark fin antenna on the roof, the installation position of the antenna is not easy to limit, and the performance of each antenna can be greatly improved, thereby improving the positioning precision and communication distance of the Beidou free flow terminal.

The invention provides a vehicle roof rear cross beam section structure, a vehicle and an analysis method for improving a section coefficient of the vehicle roof rear cross beam section structure. Thevehicle roof rear cross beam section structure comprises a rear cross beam upper plate and a rear cross beam lower plate, of which two ends are fixedly connected and then buckled in one body; the rear cross beam lower plate comprises a top cross plate body, a vertical plate body, a bottom cross plate body and a connecting plate body which are fixedly connected in sequence, wherein the top cross plate body and the bottom cross plate body are arranged in the length direction of the vehicle, and a shark fin antenna wire harness arrangement groove located in the outer side of the vertical plate body is formed below the top cross plate body. According to the vehicle roof rear cross beam section structure, the shark fin antenna wire harness arrangement groove similar to a right angle is formedin the rear cross beam lower plate; therefore, the arrangement space can be provided for the shark fin antenna wire harness, the interference of the shark fin antenna wire harness on the installationof a shark fin antenna installation bolt can be avoided, the smooth installation of the shark fin antenna installation bolt can be facilitated, and the practicability of the structure is very good.

The invention relates to a rock-soil interlayer dislocation detection device which effectively solves the problem that an existing stratum movement detection device is incomplete in function. According to the technical scheme, the device comprises an outer pipe, wherein the outer pipe is formed by connecting a plurality of pipe sections; the pipe sections are rotatably connected; each pipe sectionis internally provided with a rotating shaft coaxial with the pipe section; the plurality of rotating shafts corresponding to the plurality of pipe sections are sleeved together in an inner-outer manner; the multiple layers of rotating shafts can rotate relatively; the pipe sections can rotate to drive the rotating shafts corresponding to the pipe sections to rotate; a plurality of fins which arecircumferentially and evenly distributed are fixed to the outer wall of each pipe section; the fins are shark fin-shaped, the blade portions of the fins face the clockwise side, and the anticlockwiseside of each fin is a plane perpendicular to the pipe wall; a rock-soil layer on the outer side of each pipe section can push the corresponding pipe section to rotate clockwise when moving in any direction; multiple groups of signal transmitters are arranged at the upper end of the outer pipe; and the signal transmitters can transmit signals after the pipe sections drive the rotating shafts to rotate by a preset angle. According to the invention, various forms of geological motions can be effectively monitored, so that geological disasters can be effectively prevented.

The invention discloses an electromechanical vehicle shark fin and a vehicle. The fin comprises a fin body, a chassis, a connecting rod, a bearing, an electric damping device and a fixing device, wherein the fin body is arranged on the chassis and is fixedly connected with one end of the connecting rod; the bearing is nested on the connecting rod and fixedly connected with the chassis, the electric damping device is located in the chassis, fixed to the chassis and connected with the other end of the connecting rod, and the fin body can rotate in the same horizontal plane; and when the fin bodyrotates, the electric damping device provides a rotating damping force for the fin body and meanwhile provides an automatic resetting force. An angle of the device is adjusted according to wind powerand a wind direction so as to solve a problem that strong wind interferes with vehicle driving stability.

An antenna assembly for mounting on the roof of a recreational vehicle includes a planar antenna structure configured to receive UHF / VHF signals and a shark fin shaped body sized to surround the planar antenna structure vertically oriented relative to the vehicle. The body includes a mounting flange adapted to be fastened to the roof of the vehicle, and a cover attached to the body to completely enclose the planar antenna structure. The cover includes a flange extending from a bottom surface of the cover for engagement within a complementary opening in the roof of the vehicle. The antenna structure includes a printed circuit board with electrical terminals extending therefrom into the flange for connection to TV cables of the vehicle.

The invention discloses a automobile top cover outer plate production mold drawing auxiliary device. A standard gas circuit joint (1) is arranged at the position, corresponding to a shark fin antenna structure, on a mold body (4), in a machining process, the standard gas circuit joint (1) is located in a concave cavity of the shark fin antenna structure, a gas nozzle of the standard gas circuit joint (1) faces the outside of the mold body (4), and the standard gas circuit joint (1) is connected to a compressed air source through a gas pipe (2). According to the technical solution, the production efficiency, reliability and safety of a drawing process of a top cover outer plate are improved, the operation is convenient, simple and feasible, workpiece deformation caused by the fact that a workpiece adsorbs the die is avoided, the quality of a stamped product is improved, and chippings and dust in the production process can be blown away, and it is guaranteed that the next production procedure is conducted smoothly.

The invention provides a shark fin antenna, comprising a substrate and a plurality of radiation branches arranged on the substrate. The plurality of radiation branches comprise a first radiation branch configured to serve as emitters at a first part of a first resonance frequency band and a second resonance frequency band, a second radiation branch arranged on one side of the first radiation branch and configured to serve as a second emitter in a first part of the first resonance frequency band and serve as a reflector in a second resonance frequency band, and a third radiation branch arranged on the other side of the first radiation branch and configured to serve as a director in the second resonance frequency band. The invention also discloses a corresponding antenna system and a vehicle. According to the scheme, the number of cables between the antenna and the receiver can be reduced, so that the corresponding production and assembly cost is saved, and larger directional gain can be obtained.

The invention relates to a rock-soil interlayer shear motion detection device which effectively solves a problem that a stratum motion detection device is incomplete in function. The rock-soil interlayer shear motion detection device is characterized by comprising an outer pipe, wherein the outer pipe is formed by connecting a plurality of pipe sections, all the pipe sections are rotationally connected, a plurality of fins which are circumferentially and uniformly distributed are fixed on an outer wall of each pipe joint, the fins are shark fin-shaped, edge parts of the fins face one clockwiseside, the anticlockwise side of each fin is a plane vertical to the tube wall, when a rock-soil layer on the outer side of the pipe joint moves in any direction, the pipe joint can be pushed to rotate clockwise, a plurality of signal transmitting units are arranged at the upper end of the outer pipe, the signal transmitting units and the pipe joint are connected with pull ropes in a one-to-one correspondence mode, the pipe joint rotates to pull the corresponding signal transmitting units through the pull ropes, and therefore the signal transmitting units transmit signals. According to the rock-soil interlayer shear motion detection device, various forms of geological motions can be effectively monitored, so geological disasters can be effectively prevented.

The invention discloses a 5G full-band vehicle-mounted antenna based on a tight coupling technology. The 5G full-band vehicle-mounted antenna comprises an antenna shell similar to a shark fin, and the antenna shell is installed on the top of an automobile, provided with a front screw hole and a rear screw hole, and is small in size and convenient to install; the rectangular base is used for bearing the microstrip antenna plate, the rectangular base is made of a copper sheet plate, the length of the long side of the rectangular base is equal to that of the microstrip antenna plate, and a grounded structure is constructed for the microstrip antenna plate; the microstrip antenna board is used for receiving and transmitting signals in a 5G full frequency band (namely from a low frequency band 617MHz-960MHz to a high frequency band 1710MHz-5000MHz), the microstrip antenna board is characterized by comprising three parts, namely a structure for realizing tight coupling by digging a hole in the middle, a structure for expanding the bandwidth of the antenna by grounding a patch extension line branch knot and a feeding point, and the whole microstrip antenna board is an FR-4 glass fiber board and is erected in the middle of a rectangular base. According to the 5G full-band vehicle-mounted antenna, a structure with a hole dug in the middle is adopted to achieve the effect that the antenna bandwidth is widened through the tight coupling technology, and the antenna efficiency can reach 90% or above through a direct feeding mode.

The invention provides a computer control device capable of being fixed to a palm. The device comprises a mouse main body, a roller key and a plurality of control keys are arranged on the upper surface of the mouse main body, finger seam blocking protrusions corresponding to finger seams of a human body are arranged on the rear sides of the control keys, gaps matched with fingers of the human bodyare formed among the finger seam blocking protrusions, the upper edges of the finger seam blocking protrusions extend towards the rear side, the extending portions of the finger seam blocking protrusions are located above the roots of the two adjacent finger seams to fix the palm, and the transverse width of the finger seam blocking protrusions is matched with the width of the finger seams of thehuman body. The main body is arranged to be similar to a semi-circular sphere, a shark fin-shaped finger seam baffle is arranged between the thumb web of the palm and each finger seam to control theup-down movement, the front-back movement, the left-right movement of the device, all fingers do not need to exert force in the moving process, the device is specially used for all corresponding finger keys, the moving response speed and accuracy of the controller can be greatly improved, the reaction time of key firing is greatly prolonged, and the device conforms to the ergonomic design.

The invention discloses a mechanical vehicle shark fin and a vehicle. The fin comprises a fin body, a chassis, a connecting rod, a bearing, a damping device and a fixing device, wherein the fin body is arranged on the chassis and is fixedly connected with one end of the connecting rod; the bearing is nested on the connecting rod and fixedly connected with the chassis, the damping device is locatedin the chassis, is fixed to the chassis and connected with the other end of the connecting rod, and the fin body can rotate in the same horizontal plane; and when the fin body rotates, the damping device provides a rotating damping force for the fin body and meanwhile provides an automatic resetting force. An angle of the device is adjusted according to wind power and a wind direction so as to solve a problem that strong wind interferes with vehicle driving stability.