Abstract: A wing structure for a vehicle includes a plurality of multi-connecting-rod structures, the multi-connecting-rod structures are arranged along the main body of the vehicle, each of the multi-connecting-rod structure being arranged in a direction extending from a main body of the vehicle to a wingtip, each of the multi-connecting-rod structures comprising a plurality of connecting rods, and the connecting rods that are adjacent to each other being connected by a motor, a plurality of groups of ribs are sleeved onto each of the multi-connecting-rod structures, and each group of the ribs comprises a plurality of rib units, wherein in the same group of the ribs, adjacent rib units are connected by a ball hinge. The present technical solution can perform adjustment on a complex flow field or environment, the motion speed and the motion efficiency are significantly improved, and high maneuvering actions can be achieved.

Abstract: Embodiments of the present disclosure provide a biomimetic underwater vehicle which is mainly used in water, comprising a head portion and a body portion, wherein the head portion comprises a first housing, a motor portion is provided in the first housing, the motor portion comprises a plurality of motor assemblies; the body portion comprises a second housing, and a plurality of rotation joints corresponding to the plurality of motor assemblies are provided in the second housing; the plurality of rotation joints are sequentially connected along the length direction of the biomimetic underwater vehicle, and the rotation joint at the most downstream is connected to a tail portion, and each of the motor assemblies is connected to the corresponding rotation joint via two pull ropes and drives the rotation joint to move, and the two pull ropes are located on two sides of the body portion respectively.

Abstract: A fast harmless treatment device for a hazardous flexible material is provided. The fast harmless treatment device includes a container body and a container lid, where a bottom plate is fixed at a near-bottom position of the container body; a movable plate is provided in the container body; there is a gap between an outer edge of the movable plate and an inner wall of the container body; a movement mechanism is configured to compress a hazardous flexible material on the movable plate towards the container lid; the container lid and the movable plate each are provided therein with a heating tube; and a heating tube and a blowing device are provided on the bottom plate to cause high-temperature convection and disinfect an aerosol-mixed gas.

Abstract: The embodiments of the disclosure provide a driving device for an aircraft and an aircraft, and the driving device includes a first energy storage motor device, a second energy storage motor device, a third energy storage motor device, a fourth energy storage motor device and a crankshaft, wherein a first end of the crankshaft is fixedly connected to the first energy storage motor device, and a middle portion of the crankshaft is connected to the second energy storage motor device, the second energy storage motor device is connected by a supporting portion to the third energy storage motor device, and the fourth energy storage motor device is provided at a output end of the third energy storage motor device, power output directions of the first energy storage motor device, the second energy storage motor device, the third energy storage motor and the fourth energy storage motor device are different from each other.

Abstract: Embodiments of the present disclosure provide a wing element structure for an aircraft, comprising a plurality of wing element units, wherein adjacent wing element units are connected by airfoil control units, hydraulic units and wing element outer edge connecting members, each of the wing element units comprises a plurality of wing element edge members connected to one another and a wing support rod connecting member, and the wing support rod connecting member located in a wing leading edge in the wing element unit is connected to a support rod structure on an aircraft main body.

Abstract: Embodiments of the present disclosure provide a wing element structure, a wing structure, and a flapping-wing aircraft. The wing element structure includes a plurality of wing element units, the adjacent wing element units being connected by an airfoil control unit and awing element outer edge connector, wherein each of the wing element units includes a plurality of interconnected wing element edge pieces and a wing link connector, and the wing link connector in each of the wing element units is correspondingly connected to a wing lever group of an aircraft. Embodiments of the present disclosure provide the wing element structure with large-scale variable airfoil characteristics in both chord length and curvature. The movement of the wing element structure is driven by the movement of the wing lever group.

Abstract: Embodiments of the present disclosure provide a wing element structure for an aircraft, a wing structure and an aircraft. The wing element structure comprises: a plurality of wing element units, wherein adjacent wing element units are connected by airfoil control units and wing element outer edge connecting members, each of the wing element units comprises a plurality of wing element edge members connected to one another and a wing support rod connecting member, and the wing support rod connecting member in the wing element unit is correspondingly connected to a wing support rod on an aircraft main body.

Abstract: A wing structure for a vehicle, and a vehicle. The wing structure comprises at least one multi-connecting-rod structure. The multi-connecting-rod structure is arranged in a direction extending from the main body of a vehicle to a wingtip, each multi-connecting-rod mechanism comprises a plurality of connecting rods, and connecting rods which are adjacent to each other are connected by means of a motor. The present technical solution provides a wing structure having the feature of a morphing wing having a large range in both chordwise and spanwise directions.

Abstract: A buoyage for emergency communication and a corresponding rescue method are provided. The buoyage for emergency communication includes: a positioning device, a buoyancy block, a plurality of compression springs, an optical fiber, a reel, a frame, an optical fiber slip ring, a pure iron disk, an optical fiber connector and an oil-filled electromagnet, wherein the positioning device is fixed on a top portion of the buoyancy block, and is configured to emit a position signal of itself when the buoyage returns to a surface of water; the buoyancy block is provided above the frame, wherein the compression springs are provided between the buoyancy block and the frame; the pure iron disk is fixedly on a center of a bottom portion of the buoyancy block. The oil-filled electromagnet is adsorbed to the pure iron disk after being energized to limit a vertical displacement of the buoyancy block.