Abstract: An automatic auxiliary workover rig includes a silo body arranged on a skid-mounted baseplate, a guide-roller type elevator, a random-folding type traveling block rigid guide device, a truck-mounted folding type manipulator, a slip, a flatcar up-down adjustment device, a detecting and conveying device, and a transfer device. The automatic auxiliary workover rig cooperates with an existing workover rig to complete ascending and descending of a sucker rod of an oil pipe during minor overhaul. The slip is located above a wellhead blowout preventer, and is configured to clamp and loosen the oil pipe of a wellhead. The silo body is configured to store and output the oil pipe. The truck-mounted folding type oil pipe manipulator garbs the oil pipe and then ascend and descend the oil pipe, meanwhile the manipulator is equipped with a height adjusting device to realize flexible joint in tube thread fastening and unfastening.

Abstract: A battery device comprises a housing, an electric core assembly enclosed within the housing, a control circuit board electrically coupled to the electric core assembly and for generating at least one battery parameter indicative of an operation status of the electric core assembly, and a connection port disposed on a front wall of the housing. The connection port comprises a set of power pins coupled to the electric core assembly and for charging or discharging the electric core assembly; and a set of data connection pins coupled to the control circuit board and for outputting the at least one battery parameter from the control circuit board.

Abstract: A method for controlling an unmanned aerial vehicle (UAV) is provided. The UAV comprises at least one rotor. The method includes receiving a take-off signal; initiating the at least one rotor to operate with a first preset rotation acceleration in response to the take-off signal; detecting a take-off status information of the UAV, the take-off status information at least comprising a current height of the UAV; determining whether the detected current height of the UAV is equal to or greater than a threshold; and sending a hover signal to the at least one rotor to enable the UAV to hover in the current height in response to the determination that the detected current height of the UAV is equal to or greater than the threshold.

Abstract: A method for controlling a UAV using a remote terminal. The remote terminal is capable of wirelessly communicating with the UAV. The method comprises detecting, via a physical input device of the remote terminal, at least one user's action applied to the physical input device; generating a control instruction in response to the detected at least one user's action; and transmitting the control instruction to the UAV.

Abstract: A cradle head includes: a yaw support, wherein one end of the yaw support is rotatable around a yaw axis; a pitching support, which is rotatably connected to the yaw support via a pitching axis, wherein a camera device mounting seat is provided on the pitching support; a first casing attached on the pitching support, wherein a first accommodating space is provided within the first casing, wherein the camera device mounting seat is disposed within the first accommodating space, and wherein a camera hole is provided in the first casing; and a third casing, provided on the yaw support, wherein a third accommodating space is provided within the third casing, the yaw support being disposed within the third accommodating space; wherein the third casing and the first casing form a part of a curved outer surface of the cradle head.

Abstract: The present invention relates to the technical field of transportation devices. Provided is a laser automatically guided vehicle (AGV) without a reflecting panel, comprising: a laser scanner (1), a vehicle (2), an upper computer system, a lower computer system, an execution mechanism (3) and an input/output device; the upper computer system receives electric signals from the laser scanner (1) and processes the electric signals to make an original map and an effective map, and plans a route to obtain the shortest route, and then sends a control instruction to the execution mechanism (3); a turning encoder and an angle sensor transmit data such as turning speed and angle to the upper computer system to realize feedback control, thereby conducting autonomous navigation of the vehicle.

Abstract: A positioning method for unmanned aerial vehicle is disclosed. A first photo and a second photo of a predetermined form are first obtained, a first color card image of a color card is recognized from the first photo, and a second color card image of the same color card is recognized from the second photo, wherein the predetermined form includes a number of color cards. A first geometric center point coordinate and a first barycentric point coordinate of the first color card image are calculated. A reference line on the color card is obtained by mapping the first geometric center point coordinate and the first barycentric point coordinate to the color card, and a rotation angle of the UAV based on the reference line is obtained. A positioning method to get the flight speed for the UAV and a positioning device is also disclosed.

Abstract: An online load detection device for a self-balancing two-wheel vehicle, comprising a support platform load detection device: the support platform load detection device comprises at least a group of magnetic detection devices; each group of magnetic detection devices comprise a permanent magnet and a magnetic sensor; the permanent magnet is supported on a support platform via an elastic member; the magnetic sensor is disposed in the easing of the support platform, and is used to detect the magnetic field change caused by the relative displacement between the permanent magnet and the magnetic sensor and output a detection signal. The detection device further comprises a seat pressure sensor disposed on a seat. The detection device detects the load pressure of the support platform in a non-contact manner, and can avoid wear, judge and warn the driving attitude of a driver.

Abstract: A moving object tracking apparatus is disclosed. The moving object tracking apparatus includes an image input module, a memory, a coordinate obtainment module, a tracking coordinate filtering module, a displacement vector obtainment module, a similarity integral obtainment module, and a tracking point output module. A moving object tracking method is also provided.

Abstract: Disclosed is a cleaning robot having an expanded cleaning territory. The cleaning robot of the present invention comprises: a platform in which at least one corner of the exterior thereof has an angle of less than 90°; a first driving wheel of which the central axis is attached to the bottom portion of the platform at a predetermined first angle (?) and a predetermined second angle (??) with respect to the forward direction of the platform; and a second driving wheel of which the central axis is attached to the bottom portion of the platform at the predetermined second angle (??) with respect to the forward direction of the platform.

Abstract: Disclosed is a supporting assembly and an unmanned aerial vehicle using the same, the supporting assembly includes a first base, a second base, a plurality of arms, and a damping element disposed between the first base and the second base. The second base is disposed on the first base. Each of the plurality of arms includes a proximal end and a distal end opposite to the proximal end, the proximal end is secured to the first base, and the distal end is configured for mounting a vibration source.

Abstract: A supporting assembly for an unmanned aerial vehicle is disclosed. The supporting assembly includes a base, rotor arms, and rotor shrouds. The rotor arms extend from the base. Each of the rotor arms includes a proximal end secured to the base and a distal end opposite to the proximal end. Each of the rotor shrouds includes a converged end removably engaged with and secured to the distal end, an arc shaped end, and one or more connecting members extending from the arc shaped end to the converged end. An unmanned aerial vehicle and a rotor shroud apparatus are also disclosed.

Abstract: A method for navigating an unmanned aerial vehicle (UAV) from an initial position of the UAV towards a base position comprises A) flying the UAV to a plurality of destination positions each having a first predetermined distance from the initial position of the UAV, wherein the plurality of destination positions correspond to a plurality of trial directions with respect to the initial position, respectively; B) detecting, for each of the plurality of destination positions, a distance from the base position to the destination position when the UAV is at the destination position, thereby to obtain a plurality of detected distances corresponding to the plurality of trial directions, respectively; C) determining a return direction of the UAV on the basis of the plurality of detected distances; and D) flying the UAV a second predetermined distance along the return direction.

Abstract: A method for generating a robot control scenario includes generating a judgement frame by a computational means, storing the judgement frame in a storage means, and displaying the judgement frame by receiving a situation cognition frame and an expression frame; generating a stage by the computation means, storing the stage in the storage means, and displaying the stage by selecting at least one judgement frame and at least one transition frame; and connecting a transition frame of one stage to another stage in at least two stages by the computation means, storing the connected stages in the storage means, and displaying the connected stages. According to the present invention, a robot exists within a close distance to people in a human living space, and can recognize a surrounding situation and information provided by the people and provide a service that meets various requests desired by the people.

Abstract: A method for controlling an unmanned aerial vehicle (UAV) is provided. The UAV comprises at least one rotor. The method includes receiving a take-off preparatory signal; controlling a rotation speed of the at least one rotor with an idle speed rotation in response to the take-off preparatory signal; increasing the rotation speed of the at least one rotor up to a rated speed rotation under predetermined conditions.

Abstract: A gimbal includes a base and a first support rotatably provided on the base; the first support is in an L-shape and includes a first arm and a second arm constructing the L shape, the first arm is rotatably connecting with the base; and the second arm includes a first electric motor fixing structure. An unmanned aerial vehicle including the gimbal is also provided.

Abstract: The present disclosure relates to the field of robot technology, and in particularly to a screw-free assembled modular robot, including a steering gear, a contour structural member, a controller and a power module, where the steering gear, the contour structural member, the controller and the power module are snap-connected by connecting members, so that the screw-free assembly of the robot can be achieved, thus the efficiency of establishing the robot can be improved and the process of establishing the robot can be simplified, thereby improving the use convenience and interestingness of the robot.