Abstract: A connection lock for prefabricated components includes an auxiliary part and a main part which are each provided with a fixing structure for connecting with a prefabricated component in an anchoring fit manner. The auxiliary part includes an auxiliary part body, an auxiliary part transmission structure, and a lock pin structure which is movably mounted to the auxiliary part body. The auxiliary part transmission structure is in transmission fit with the lock pin structure. The main part includes a main part body, a main part transmission structure, and a locking structure. An inserting channel fitted with the lock pin structure is formed in the main part body. The locking structure is adjustably mounted in the main part body. The main part transmission structure is in transmission fit with the locking structure. It is rapid and convenient to operate, and the construction efficiency is higher than traditional construction methods.

Abstract: A light emitting module includes: a light emitting element array provided on a first substrate, including a plurality of light emitting elements arranged in an array in a row direction and a column direction, each of which includes a first electrode and a second electrode, wherein a driving current of the light emitting element is greater than or equal to 1 mA; and a plurality of row driving chips and a plurality of column driving chips provided on the first substrate. At least one row driving chip and at least one column driving chip are spaced apart in the row direction and the column direction. At least one row driving chip and at least one column driving chip are respectively electrically connected to the first electrodes of at least one row of light emitting elements and the second electrodes of at least one column of light emitting elements.

Abstract: A mechanical lock for building component connection includes a plug element (1) and a lock bod part (2). The plug element (1) includes a plug shell (10), a plug pin structure (11), and a plug transmission structure. The plug pin structure (11) is movably installed in the plug shell (10). The plug transmission structure is in transmission connection with the plug pin structure (11). An end of the plug pin structure (11) is provided with a stop part (110). The lock bod part (2) includes a lock body shell (20), a bracing structure (21), and a lock body transmission structure. An insertion channel (23) matched with the plug pin structure (11) is formed in the lock body shell (20). The lock body transmission structure is in transmission connection with the bracing structure (21).

Abstract: The present disclosure discloses an optical lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. An object-side surface of the first lens is convex, and an image-side surface thereof is concave. The second lens has negative refractive power. The third lens has positive refractive power. The fourth lens has positive refractive power, and both an object-side surface and an image-side surface thereof are convex. The fifth lens has positive refractive power. The sixth lens has negative refractive power.

Abstract: The application discloses an automatic screen state detection robot, comprising a memory having an automatic screen state detection program stored thereon and a processor, and the automatic screen state detection program being executed by the processor to implement the operations of: controlling the robot to move into a preset area of each of service devices in a self-service branch respectively; detecting whether a service device has a circuit fault or not if the robot moves into the preset area of the service device; and controlling the service device to display an image according to preset display parameters if the display screen has no circuit fault, and analyzing the image displayed on the display screen to find whether the display screen of the service device has an abnormality of a preset type. The application also provides an automatic screen state detection method and a computer-readable storage medium.

Abstract: A system and method of controlling obstacle avoidance of a robot. The method includes acquiring current positioning data of the robot, and determining whether an obstacle, spaced from a current position at a distance shorter than a preset distance, exists in a path from the current position to a target position or not according to the current positioning data and position data of all obstacles in a predetermined moving region; if the obstacle exists, calculating the shortest distance between the robot and the obstacle according to the acquired positioning data, a predetermined 3D model of the robot and a predetermined 3D model of the obstacle; calculating a due movement direction of the current robot according to the acquired positioning data, the calculated shortest distance and the 3D model of the obstacle, and controlling a movement posture of the robot according to the calculated movement direction to avoid the obstacles.

Abstract: The disclosure discloses a path planning system and method for a robot, the robot and a medium. The method includes: preselecting, by the path planning system for the robot, one or more position points from paths on which the robot can move in a predetermined regional map as reference positioning points; and if an instruction of moving the robot from a first position point to a second position point is received, analyzing a path from the first position point to the second position point according to the set reference positioning points and according to a predetermined path analysis rule, and controlling the robot to move to the second position point on the basis of the analyzed path.

Abstract: The disclosure discloses a method of calibrating a moving region of a guide robot, including: detecting and receiving a movement instruction, and sending the received movement instruction to a controller; determining region calibration parameters corresponding to the received movement instruction according to a predetermined mapping relation between the movement instruction and the region calibration parameters, wherein the region calibration parameters include a pending moving region of the guide robot, a light display parameter in the pending moving region, and a driving parameter corresponding to the pending moving region and the light display parameter; driving the light emitting module to carry out light display calibration in the pending moving region according to the determined region calibration parameters. The disclosure further provides the guide robot and a computer storage medium. The technical solution of the disclosure enables the guide robot to display a marked region to be passed.

Abstract: The disclosure discloses a path planning system and method for a robot, the robot and a medium. The method includes: preselecting, by the path planning system for the robot, one or more position points from paths on which the robot can move in a predetermined regional map as reference positioning points; and if an instruction of moving the robot from a first position point to a second position point is received, analyzing a path from the first position point to the second position point according to the set reference positioning points and according to a predetermined path analysis rule, and controlling the robot to move to the second position point on the basis of the analyzed path.

Abstract: A system and method of controlling obstacle avoidance of a robot. The method includes acquiring current positioning data of the robot, and determining whether an obstacle, spaced from a current position at a distance shorter than a preset distance, exists in a path from the current position to a target position or not according to the current positioning data and position data of all obstacles in a predetermined moving region; if the obstacle exists, calculating the shortest distance between the robot and the obstacle according to the acquired positioning data, a predetermined 3D model of the robot and a predetermined 3D model of the obstacle; calculating a due movement direction of the current robot according to the acquired positioning data, the calculated shortest distance and the 3D model of the obstacle, and controlling a movement posture of the robot according to the calculated movement direction to avoid the obstacles.

Abstract: The present disclosure discloses an optical lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. An object-side surface of the first lens is convex, and an image-side surface thereof is concave. The second lens has negative refractive power. The third lens has positive refractive power. The fourth lens has positive refractive power, and both an object-side surface and an image-side surface thereof are convex. The fifth lens has positive refractive power. The sixth lens has negative refractive power.

Abstract: The application discloses an automatic screen state detection robot, comprising a memory having an automatic screen state detection program stored thereon and a processor, and the automatic screen state detection program being executed by the processor to implement the operations of: controlling the robot to move into a preset area of each of service devices in a self-service branch respectively; detecting whether a service device has a circuit fault or not if the robot moves into the preset area of the service device; and controlling the service device to display an image according to preset display parameters if the display screen has no circuit fault, and analyzing the image displayed on the display screen to find whether the display screen of the service device has an abnormality of a preset type. The application also provides an automatic screen state detection method and a computer-readable storage medium.

Abstract: An indoor navigation method of a handheld terminal, which includes: after receiving an instruction, obtaining an image within a scope of a lens, performing analysis on a barcode of a barcode label in the image, obtaining identifier information of each barcode label, selecting color blocks from at least two barcode labels; calculating coordinates of each of the color blocks in a pixel coordinate system according to a position of each selected color block in the image; and calculating coordinates corresponding to each of the color blocks in a coordinate system on the basis of association data of identifier information of the barcode labels and coordinates of the color blocks in the coordinate system according to a barcode label at which each selected color block is located, and calculating coordinates of the handheld terminal in the coordinate system according to a coordinate calculation rule.

Abstract: An indoor navigation method of a handheld terminal, which includes: after receiving an instruction, obtaining an image within a scope of a lens, performing analysis on a barcode of a barcode label in the image, obtaining identifier information of each barcode label, selecting color blocks from at least two barcode labels; calculating coordinates of each of the color blocks in a pixel coordinate system according to a position of each selected color block in the image; and calculating coordinates corresponding to each of the color blocks in a coordinate system on the basis of association data of identifier information of the barcode labels and coordinates of the color blocks in the coordinate system according to a barcode label at which each selected color block is located, and calculating coordinates of the handheld terminal in the coordinate system according to a coordinate calculation rule.

Abstract: The disclosure discloses a method of calibrating a moving region of a guide robot, including: detecting and receiving a movement instruction, and sending the received movement instruction to a controller; determining region calibration parameters corresponding to the received movement instruction according to a predetermined mapping relation between the movement instruction and the region calibration parameters, wherein the region calibration parameters include a pending moving region of the guide robot, a light display parameter in the pending moving region, and a driving parameter corresponding to the pending moving region and the light display parameter; driving the light emitting module to carry out light display calibration in the pending moving region according to the determined region calibration parameters. The disclosure further provides the guide robot and a computer storage medium. The technical solution of the disclosure enables the guide robot to display a marked region to be passed.

Abstract: A computer-executable system and method thereof are provided for remote dynamic network configuration in a remote network management environment of TCP/IP base. Through a server management daughter card located on an agent terminal, a medium access control address of the agent terminal is used to request a corresponsive internet protocol (IP) from a remote managing server. Thus to accomplish the network configuration of the agent terminal, and to allow a remote terminal to use the IP to manage the agent terminal via the managing server, or to utilize the managing server directly to execute a TCP/IP-based, remote network control procedure.

Abstract: A computer-executable system and method thereof are provided for remote dynamic network configuration in a remote network management environment of TCP/IP base. Through a sever management daughter card located on an agent terminal, a medium access control address of the agent terminal is used to request a corresponsive internet protocol (IP) from a remote managing sever. Thus to accomplish the network configuration of the agent terminal, and to allow a remote terminal to use the IP to manage the agent terminal via the managing sever, or to utilize the managing sever directly to execute a TCP/IP-based, remote network control procedure.