Abstract: A self-charging device for mobile robots, which includes a charging cradle and a charging pin, the charging cradle includes a charging contact and a first elastic member connected with the charging contact. The charging pin is used to contact the charging contact for charging. Preferably, the charging cradle also includes a buffering block, a second elastic member and a mounting enclosure. The charging contact is connected with the buffering block through the first elastic member. The buffering block is provided encircling inside the mounting enclosure. One end of the second elastic member is connected with the buffering block, and the other end is connected with the mounting enclosure. The self-charging device for mobile robots is capable of counteracting the deviation angle due to the misalignment when the mobile robot is charging, and buffering the impact force produced when the charging contact docks with the charging pin.

Abstract: A horizontal high-speed testing device for a spiral seal of a cone bit bearing is provided. The device comprises a shaft, a spiral sleeve and a cone. The spiral sleeve is in threaded connection to the cone. Sealing threads are provided on an inner diameter of the spiral sleeve. Both the spiral sleeve and the cone are sheathed on the shaft. By the testing device of the present invention, a spiral seal structure for a cone bit bearing is simulated, and the cone drives the spiral sleeve to rotate; the sand draining performance of the spiral seal can be tested in two ways, i.e., by measuring the time required to drain the sand-containing liquid and by measuring the weight of drained sand, so that the smooth production and application of spiral seal products can be assured.

Abstract: A vertical high-speed testing device for a spiral seal of a cone bit bearing is provided. The device includes an upper fixed plate, a liquid cylinder, a cone, a spiral sleeve, a shaft and a lower fixed plate. The spiral sleeve is in threaded connection to the cone. Both the cone and the spiral sleeve are sheathed on the shaft. Sealing threads are provided on an inner surface of the spiral sleeve, and there is a clearance between the sealing threads and the shaft. By the testing device of the present invention, a spiral seal structure for a cone bit bearing is simulated, and the cone drives the spiral sleeve to rotate; and the sand draining performance of the spiral seal is tested by measuring the time required to drain sand-containing medium, so that the smooth production and application of spiral seal products can be assured.

Abstract: The present invention discloses a safety protection method of dynamic detection for mobile robots. The mobile robot is provided with a sensor. Said sensor obtains the obstacle information in the detection areas in front of a mobile robot, and the mobile robot is caused to progressively slow down and dynamically adjust the detection area when an obstacle appears in the detection area. If no obstacle is detected in the detection area after adjusting, then the mobile robot is caused to keep on moving, and if an obstacle is still detected in the detection area after adjusting, then the mobile robot is caused to keep on decelerating until they are stopped. The sensor sets different detection areas according to the traveling speed and traveling direction of the mobile robot, or presets the detection area according to the path and dynamically adjusts it when the mobile robot is running.

Abstract: An approach is provided for performing multiple and hybrid forms of communication in the same communication session. A communication manager receives a to establish a communication session using a first form of communication, wherein the communication session supports multiple and simultaneous forms of communication. Next, the communication manager selects a second form of communication to conduct the communication session. Then, the communication manager transcodes the second form of communication to the first form of communication. The different forms can be converted to facilitate and enrich the communication capability, according to an embodiment of the invention.

Abstract: The present invention discloses an inventory item management system, transporting robots and the method for transporting inventory holder, wherein the transporting robot comprises a lifting unit and a horizontal rotation unit, the lifting unit comprises a first power unit, a lifting shaft and a first supporting part, and the first power unit configured to drive the first supporting part to move along the lifting shaft; the horizontal rotation unit comprises a second supporting part and a second power unit which drives the second supporting part, and the second supporting part and the first supporting part are connected rotatably. The lifting unit has a hollow hole which is disposed in vertical direction internal to the lifting unit, and the lifting shaft is located on one side of the hollow hole.

Abstract: A microwave auto-induction aroma diffuser comprises an aroma diffuser body, and the aroma diffuser body consists of a bottom housing, a fan, a DC seat, a DC seat fixed mount, a water tank, a face housing, a water tank spray cover, a main board, an atomizer plate and an atomizer plate bracket. According to the utility model, the aroma diffuser body is provided with a microwave auto-induction switch to realize automatic control over the working state thereof; when people get close, the aroma diffuser starts to work; and when people leave, the aroma diffuser is automatically switched into the standby state.

Abstract: A microwave auto-induction aroma diffuser comprises an aroma diffuser body, and the aroma diffuser body consists of a bottom housing, a fan, a DC seat, a DC seat fixed mount, a water tank, a face housing, a water tank spray cover, a main board, an atomizer plate and an atomizer plate bracket. According to the utility model, the aroma diffuser body is provided with a microwave auto-induction switch to realize automatic control over the working state thereof; when people get close, the aroma diffuser starts to work; and when people leave, the aroma diffuser is automatically switched into the standby state.

Abstract: An apparatus, a method, a computer program and a graphical user interface is provided.

Abstract: The present invention provides an inventory item management system, a transporting device and the method for docking with the carried object. The method for the transporting device docking with the carried object includes the following steps: acquiring the docking instruction for docking with the carried object within a work space; acquiring the coordinate of the carried object within the work space; acquiring the real time coordinate of the transporting device within the work space; setting the optimized path for the transporting device traveling to the carried object; distributing at least one travel instruction according to the optimized path; driving the transporting device to travel to the position of the carried object according to the travel instruction; and docking with the carried object.

Abstract: The present invention provides a traffic management method for a mobile robotics system, including: step 1, defining the physical size of a mobile robot and the position of a point on a traveling path; step 2, for each point on the traveling path, obtaining profile information of the mobile robot on this point in combination with the physical size of the mobile robot, so as to further obtain the profile information of the mobile robots over the whole traveling path; step 3, with respect to a first path, calculating whether the profiles of the mobile robots on the first path and on a second path intersect, and if the profiles thereof intersect, then the first path and the second path are disjoint; step 4, calculating whether the profiles of the mobile robots on the first path and all other paths intersect, so as to further obtain the disjoint sets of all paths.

Abstract: A path planning method is provided for mobile robots, including the following steps: Step 1. Searching for available paths according to the destinations of moving of the robots and the nodes properties on the map; Step 2. Determining the optimum path, according to the weights of the segments on all the available paths, with the segments being arbitrary curves made up of Bezier curves or splined curves of a plurality of control points; and Step 3. Driving the robots to move along the optimum path, and to stop at the stop points. The present path planning method for mobile robots increases the ways of connection between the nodes significantly and avoids that there is only a single way of connection between two nodes.

Abstract: The present invention provides a system and method for detecting position deviation of inventory holder based on feature information graphs. Step 1. Mount upward-looking cameras on robots; Step 2. Calibrate the mapping relationship between the pixel coordinate system of the cameras and robot coordinate system; Step 3. Dispose graphs having feature information on the bottom of the inventory holders, and measure coordinates of the feature points of the graphs under the coordinate system of inventory holders; Step 4. After the robots lift the inventory holders, the upward-looking cameras scan the graphs, and obtain the pixel coordinates of the feature points of the graphs; Step 5. Via the mapping relationship in Step 2, calculate and find out the coordinates mapped into the robot coordinate system by the pixel coordinates of the feature points of the graphs; Step 6. Calculate the position deviations of the inventory holders relative to the robots.

Abstract: The present disclosure provides a smart lighting device, and a smart lighting control system and method. The smart lighting device includes a wireless communication module, a control module, an image acquisition module configured to collect images/videos near the smart lighting device in real-time and to send the images/videos to the control module for analysis, and a microphone module configured to have operation modes including a sleep mode and a monitor mode to receive a control signal from the control module to switch between the operation modes, and to collect audio signals in the surrounding area of the smart lighting device when operated at the monitor mode. The control module is configured to receive and analyze the images/videos from the image acquisition module. When a human appearance is identified in the images, the control module sends the control signal to the microphone module to switch to the monitor mode.

Abstract: The present invention discloses an unmanned transporting robot and the chassis thereof, the chassis includes a floor, a drive unit and a follow unit; the follow unit is used to bear the loads of the chassis and the payload, and includes a plurality of follow components which are arranged on the floor to enable the floor to move smoothly (i. e. without the occurrence of tilting or vibration); the drive unit includes a first drive component and a second drive component which are located symmetrically on both ends of the floor. The present invention also discloses an unmanned transporting robot including the above-described chassis. The chassis of the unmanned transporting robot according to the present invention has the advantages of a compress structure, a small size and a high loading-bearing capacity.

Abstract: The present invention discloses a AP switching method for mobile robots based on path setting, including the following steps: install APs in the application environments of mobile robots; control the mobile robots to move along established routes, record the signal strengths of each of the APs on each of the paths of the mobile robots, and determine the AP with the strongest signal strength on each path; configure the MAC addresses of the APs to be connected on each path whereon the mobile robots will move; the mobile robots monitor continuously whether the AP that is connected at the moment coincides with the AP configured for the current path, if not, then switch to the configured AP directly. The present invention can avoid effectively the problem of switching APs excessively frequently, the method is simple and effective, without the need for setting thresholds for signal strengths, and it can decrease uncertainty effectively, which is valuable in the application environments of mobile robots.

Abstract: The present invention relates to a pteridinone derivative serving as an EGFR inhibitor and use thereof. Specifically, the present invention relates to a compound represented by the following formula I, pharmaceutical composition comprising the compound of the following formula I, and use of the compound in preparation of drugs for treating EGFR-mediated diseases or inhibiting EGFR.

Abstract: The present disclosure provides an audio broadcast system and method. The audio broadcast system includes a primary device including a primary wireless communication module and an audio broadcast module; and one or more secondary devices each including a secondary wireless communication module and an audio broadcast module. The primary device and the one or more secondary devices form a wireless transmitting linking path. The primary device is configured to receive a first audio data from an external device, and to send the first audio data to the one or more secondary devices by using the primary wireless communication module. Further, the secondary wireless communication module is configured to receive the first audio data from the primary device or from a different connecting secondary device; and the audio broadcast modules of the primary device and the one or more secondary devices are configured to broadcast the first audio data.

Abstract: The present invention discloses an inventory item management system, transporting robots and the method for transporting inventory holder, wherein the transporting robot comprises a lifting unit and a horizontal rotation unit, the lifting unit comprises a first power unit, a lifting shaft and a first supporting part, and the first power unit configured to drive the first supporting part to move along the lifting shaft; the horizontal rotation unit comprises a second supporting part and a second power unit which drives the second supporting part, and the second supporting part and the first supporting part are connected rotatably. The lifting unit has a hollow hole which is disposed in vertical direction internal to the lifting unit, and the lifting shaft is located on one side of the hollow hole.

Abstract: The present invention discloses a robot for transporting inventory holders, comprising a chassis, a drive unit, a follow unit and a lift unit. The lift unit comprises a fixing frame, a pallet, a lower connecting plate, a sliding module, a guided screw, a guided screw nut, a motor, an actuating mechanism, a position-limit module, and a positioning module. The fixing frame, the pallet and the lower connecting plate are each provided with an opening, and the three openings are coaxial and mutually communicated. The positioning module is removably disposed inside the through holes, and the guided screw is disposed on the side edge of the fixing frame, avoiding the positioning module. The robot for transporting inventory holders according to the present invention has the advantages of simple structures and lower costs.