Abstract: A hub rotation imaging control system, includes a power management unit, which can output required direct current for other units; a parameter monitoring unit, which can monitor surrounding environment data of the hub and vehicle driving data; a main control management unit, which can receive the environment data and vehicle driving data monitored by the parameter monitoring unit, and generate video data and control instructions according to the environment data and vehicle driving data; and a data processing unit, which can receive the video data and control instructions generated by the main control management unit, and output drive signals to drive hub imaging.

Abstract: The application discloses a coaxial helicopter, the cyclic pitch-changing mechanism simultaneously adjusts the pitches of the upper and the lower rotor systems, to make uniformity cyclic pitch-changing adjustment of the upper and lower rotors, and make independent collective pitch adjustment of the upper rotor system; the differential pitch-changing mechanism and the cyclic pitch-changing mechanism jointly act on the lower rotor system, to perform differential collective pitch adjustment of the upper and lower rotor systems. The synchronous rotating mechanism drives the swashplate members to synchronously rotate along with the drive shaft.

Abstract: A rotary imaging device for wheels and an automobile are disclosed. The rotary imaging device for wheels includes a housing matched with the wheels, and a processing component, a display component and a power supply that are installed in the housing, the processing component being electrically connected with the display component and the processing component and the display component being both electrically connected with the power supply. The processing component is configured to send received or read to-be-displayed content to the display component after preset processing, and the display component is configured to display the to-be-displayed content sent by the processing component. According to the rotary imaging device for wheels and the automobile, images or videos can be formed through rotation of the wheels.

Abstract: A method and apparatus for determining driving scene, and a vehicle are provided. The method includes: acquiring current driving data collected by a preset collection component; comparing the current driving data with a preset driving data threshold; and determining a current driving scene according to a comparison result between the current driving data and the threshold.

Abstract: The present invention relates to method and apparatus for recommending a charging station, the method includes: determining, based on personal preference information of a user of an electric vehicle, a specific area reachable by the electric vehicle and suitable for charging the electric vehicle, when receiving a request for searching for a charging station for the electric vehicle; recommending a suitable charging station located in the specific area to the electric vehicle for charging. A suitable charging station may be recommended to the electric vehicle for charging with the method and apparatus.

Abstract: A generator mounted on a rotating object includes a rotor mounted and fixedly arranged on the rotating object, and the rotor including at least one induction coil; a stator capable of rotating relative to the rotor, and the stator including at least two magnetic poles; the stator including a stator shell and a balancing weight, and the stator shell encircling the rotor from the circumferential direction of the rotor and being closed in the circumferential direction; and the balancing weight being fixedly arranged at one side of the stator shell, and the angle range of the balancing weight in the circumferential direction being smaller than or equal to 180 DEG.

Abstract: A display method for a wheel rotation imaging device includes: acquiring operation information, the operation information comprising ambient light intensity, wheel speed, vehicle acceleration, current time, current location, and current power; identifying a situational mode of vehicle driving according to the operation information, the situational mode being in one-to-one correspondence with a power consumption mode; and selecting a power consumption mode of the wheel rotation imaging device according to the situational mode, so that the wheel rotation imaging device completes display according to the power consumption mode. The wheel rotation imaging device is mounted on a wheel and can display texts, images or videos as the wheel rotates.

Abstract: The present application discloses a three-steering gear direct-drive coaxial rotor system and a control strategy, and belongs to the technical field of helicopter structures. The system includes an upper rotor power module, an upper rotor assembly, an upper tilting mechanism, a driving steering gear group assembly, a lower tilting mechanism, a lower rotor assembly, a lower rotor power module, an upper fixing mast, and a lower fixing mast. According to the present application, three steering gears directly drives an upper-layer swashplate and a lower-layer swashplate, to make cyclic pitch and add-subtract collective pitch on rotors. The synchronous tilting mechanism of the present application provides a flexible design solution for the characteristic of cyclic pitch phase angle offset of the rotors gear.

Abstract: In some embodiments, provided herein is a process for preparing a compound of Formula I or a pharmaceutically acceptable salt thereof, as disclosed herein.

Abstract: The present application provides a wheel bolt hole protection plug placing device, which includes a frame, a lifting cylinder, guiding shafts, high precision linear bearings, a flange, a connecting shaft, a roller way, a bracket, a first base, a first bearing, a first sleeve, a rotating cylinder with braking function, an end cap, a second base, a second bearing, a second sleeve, a shaft, first linear bearings, contactors, springs, a synchronous cam, a gland, a visual sensor, a mounting frame, a first linear guiding rail, a first guiding rail sliding seat, a first screw nut, a first screw, a first servo motor and so on.

Abstract: A tool-transition-free machining method includes: first, a primary turning is conducted, then holes are drilled out by a machining center, and finally a secondary turning is conducted.

Abstract: The present application discloses a wheel space detecting device, comprising a frame, a first servo motor, a bottom plate, an adapter shaft, a shaft sleeve, a radial bearing, a lower end cap, a pedestal, a pressure bearing, a base, a clamping cylinder, first linear guide rails, first guide rail sliding seats, first sliding seat frames, racks, first sleeves, first bearings, rotating shafts, first end caps, clamping wheels, a guide rail, and so on. The present invention can meet the needs of wheel brake space detection, has the characteristics of simple structure, stable detection performance, high positioning precision, simple operation and the like, and therefore is very suitable for automatic batch production.

Abstract: A wheel rotating transfer device includes a frame, a lifting cylinder, a flange, guide shafts, linear bearings, a bearing sleeve, a pressure bearing, a spacer ring, a radial bearing, a gear shaft, a bearing end cover, a lifting rack, a first linear guide rail, a precision stroke cylinder, a first guide rail sliding seat, a rack, a carrier, arms, brackets, a plurality of second guide rail sliding seats, a plurality of second linear guide rails, bearing blocks, screw nuts, a bidirectional screw, and a clamping cylinder. The wheel rotating transfer device can meet the requirements of rotating feed of wheels, has the characteristics of simple structure, convenient manufacture, stable performance, high positioning precision and the like, and is particularly suitable for automatic batch production.

Abstract: A power supply system installed on a rotating object includes: a power generation device, and a power management device for converting the electric power output by the power generation device to adapt to load requirements, in which the power generation device includes a rotor installed on and fixed to the rotating object, the rotor including at least one induction coil, and a stator which is rotatable relative to the rotor, the stator including at least two magnetic poles; the stator includes a stator case and a counterweight block, and the stator case surrounds the rotor from the circumferential direction of the rotor, and is closed in the circumferential direction; and the counterweight block is fixedly arranged at one side of the stator case, and the angle of the counterweight block in the circumferential direction is in the range of less than or equal to 180 degrees.

Abstract: A generator mounted on a rotating object includes a rotor mounted and fixedly arranged on the rotating object, and the rotor including at least one induction coil; a stator capable of rotating relative to the rotor, and the stator including at least two magnetic poles; the stator including a stator shell and a balancing weight, and the stator shell encircling the rotor from the circumferential direction of the rotor and being closed in the circumferential direction; and the balancing weight being fixedly arranged at one side of the stator shell, and the angle range of the balancing weight in the circumferential direction being smaller than or equal to 180 DEG.

Abstract: The present disclosure relates to a sound absorber and a wheel having the same. The sound absorber is configured as a rectangular hexahedral box and forms a porous double-layer Helmholtz resonance sound absorbing structure, at the same time, the sound absorber in the form of a box forms a structural resonance sound absorbing device itself, and the first-order natural mode frequency of the device is identical to that of a wheel air chamber. When the box-type sound absorbing structure is assembled in a wheel, double functions of absorbing acoustic resonance of the wheel air chamber under the organic combination of Helmholtz resonance sound absorption and structural resonance sound absorption can be realized.

Abstract: The present application relates to a wheel with a sound absorber, the sound absorber being mounted in a wheel air chamber to reduce acoustic resonance, wherein the sound absorber is configured as a flat hexahedral box resonator and fastened to a wheel hub through a band, a first positioning mechanism is provided between the hub and the box resonator to fix the relative positions of the hub and the box resonator, and a second positioning mechanism is provided between the box resonator and the band to fix the relative positions of the box resonator and the band. According to the technical solution of the present disclosure, the resonator is positioned and fixed more reliably on the wheel, and the wheel is simple and economical in manufacturing, and convenient and controllable in installation and operation.

Abstract: Ship rescue cabin, the rectangular sealing box body are divided into large and small sealing boxes by the partition board, and both the partition board and the small sealing box are provided with sealing doors and locking handles. The small sealing box has an exhaust valve switch, the large sealing box has three short adapters, and the bottom plate has holes and rubber rings. The edge of the bottom plate is provided with an extension piece, and the extension plate is provided with holes. The bottom plate of the adjacent small sealing box is also provided with holes. A square frame is arranged below the extension plate on the bottom surface of the large sealing box, and screws corresponding to the holes of the extension plate on the bottom surface of the large sealing box are arranged on the square frame.

Abstract: An online wheel water blowing device, comprises wheel positioning part and wheel water blowing part, and can meet requirement of on-line wheel water removal.