3218results about How to "Avoid the situation" patented technology

The invention discloses a handheld dust collector with a bracket. The dust collector comprises a handheld dust collection device and the bracket, wherein the handheld dust collection device comprises a shell provided with a handle, a suction fan and a dust collection box which are arranged inside the shell, and a dust suction head which is connected to the shell in a separated mode; a cover, which can be opened and closed, is connected to the shell, and the dust collection box can be taken out of the shell when the cover is opened; a convex connecting block is arranged on the outer wall of the shell; the cover is rotatably connected to the connecting block; the bracket comprises a base, a brace rod with lower end connected to the base and a supporting frame connected to the upper end of the brace rod; the shell and the supporting frame are connected in a separated mode; a locating groove, which is matched with the connecting block, is formed in the supporting frame; and the connecting block is located in the locating groove when the shell and the supporting frame are connected.

The invention discloses a push message processing method and a mobile terminal. The system comprises a receiving module (1), a CPU (2), a storage module (3) and a display module (5). The receiving module (1) is used for receiving push messages of a server terminal. The CPU is used for obtaining the current time (T0) of the system when no-disturbing of the system is determined to be in a started state, comparing the system time (T0) with a no-disturbing time segment (T1-T2) set by no-disturbing of the system and executing a corresponding order according to a comparison result. The storage module (3) is used for temporarily storing the push messages received by the receiving module (1) when the CPU (2) determines that the system time (T0) is within the no-disturbing time segment (T1-T2). The display module (5) is used for displaying the push messages received by the receiving module (1) when the CPU (2) determines that the system time (T0) is not within the no-disturbing time segment (T1-T2). By means of the push message processing method and the mobile terminal, a user is shielded from disturbance by a ring tone or vibration along with the push messages during the preset no-disturbing time segment.

The invention discloses an operator network switching method and a communication terminal. The communication terminal comprises an entity subscriber identity module (SIM) card and a soft SIM card. The method comprises the following steps: acquiring the signal strength of a first operator network corresponding to the entity SIM card of the communication terminal; when the signal strength of the first operator network corresponding to the entity SIM card meets preset conditions, activating the soft SIM card; and making the soft SIM card connected to a server, getting card resources, and connecting the terminal to a corresponding second operator network, wherein the server owns the entity card resources of all operators. The technical scheme of the invention has the beneficial effect that in an area with poor coverage of a certain operator network, in order to avoid the situation in which a terminal misses an incoming call or transmits/receives information in a delayed manner due to the absence of signal service, the communication terminal can activate the soft SIM card thereof to reside in other operator networks, so the terminal always has signals, and convenience is brought to users.

The invention discloses an intelligent electrical equipment environment monitoring system based on cloud computing and big data analysis. The system comprises a cloud server, an intelligent master control device, monitoring devices and communication equipment communicating with the cloud server, wherein the monitoring devices are used for acquiring related data of an electrical equipment environment and transmitting the data to the intelligent master control device; the intelligent master control device is used for controlling the monitoring devices and transmitting the data received from the monitoring devices to the cloud server; the cloud server is used for receiving and storing the related data of the electrical equipment environment; a user accesses the cloud server through a mobile phone or a computer and then controls the master control device and the monitoring devices remotely. The system depends on cloud computing to perform big data analysis on online meteorological information, real-time data and historical data, intelligently monitors the monitoring devices of all nodes, evaluates the monitoring effectiveness, analyzes potential risks effectively and solves problems by which people are puzzled for many years about outdoor electrical equipment microenvironments, online micrometeorology monitoring, real-time intelligent control and the like.

The invention discloses an expression input method and device based on face identification, and relates to the technical field of input methods. The method comprises the steps of starting an input method, acquiring a shot picture of a user, determining emotion labels corresponding to the facial expression in the picture by a face expression identification model, acquiring the expressions of all themes of the emotion labels respectively based on the corresponding relation of the emotion labels and the expressions in all the themes, the expressions of all the themes are ordered and used as candidate items to be displayed in a client end. According to the expression input method and device, the labels can be directly identified and matched according to the currently-shot picture of the user, the user can input the expression conveniently, the expression accuracy is high, and rich and wide-range expression resources are provided for the user.

The embodiment of the invention discloses a media code rate adaptive method, a device, a computer device and a storage medium, comprising the following steps: acquiring network quality information ofa user network; acquiring rate information corresponding to the network quality information according to a preset rate correspondence list; defining the rate represented by the rate information as a rate parameter of a target object. By obtaining network quality information of the user network, Then, the rate information is selected according to the network quality information, and the rate represented by the rate information is defined as the rate parameter of the target object, so that the target object matched with the rate parameter is selected for downloading, so as to avoid the situationthat the target object is subjected to crashing or frame dropping in the downloading process, and improve the user experience.

The invention relates to an industrial robot for grinding and polishing a propeller. The industrial robot for grinding and polishing the propeller is characterized by comprising a main robot body, a propeller locating and clamping drive mechanism and a 3D laser coordinate locating device, wherein the propeller locating and clamping drive mechanism comprises a rotary working table which can be used for adjusting the horizontal position, a propeller fixture is arranged on the rotary working table, and a zero point coordinate locating ball is connected with a rotating center of the propeller fixture; the main robot body comprises a rotating part, a lower bearing plate and an upper bearing plate which are capable of lifting and dropping are arranged on the rotating part, and a robot arm and the 3D laser coordinate locating device are mounted on the upper bearing plate; the robot arm comprises a large arm capable of rotating vertically and a small arm which is mounted at the upper end of the large arm and capable of rotating vertically and revolving, a grinding head capable of rotating vertically and revolving is mounted at the end part of the small arm, and an electromagnetic valve and a pressure sensor are arranged at the upper end of the grinding head. According to the industrial robot for grinding and polishing the propeller, processing and locating accuracy can be improved, and precision and consistency of grinding and polishing of the surface of the propeller are remarkably improved.

The invention discloses an identity authentication method, an electronic apparatus and a computer readable storage medium. The method comprises the following steps of 01, obtaining identity card information collected and sent by a first terminal through a second terminal; 02, performing verification on validity of the identity card information by the second terminal, and if the verification is passed, entering the step 03, otherwise, reminding information of returning to the first terminal for re-collection; 03, performing human face identification verification on a user by the second terminal, and if the verification is passed, entering the next step for operation, otherwise, reminding the user to perform human face identification again, wherein in the human face identification verification, a human face image of the user is collected and is subjected to comparative verification with an identity card portrait photo. According to the method provided by the invention, the accuracy of user identity authentication is improved through a multiple identity verification technology.

The invention discloses a method for tracking a moving object on a production line, and belongs to the field of automatic devices. The method comprises the following steps that: a visual sensor acquires an image of the moving object and transmits the image to a computer; a servo motor controls the operating speed of a conveying belt and acquires displacement information of the conveying belt; the computer receives the image and identifies position information of the moving object; the computer eliminates the situations of missing and repeated identification of the moving object according to the image, the position information, a first decision making condition and a second decision making condition and acquires effective position information of the moving object; the computer acquires position coordinates of the moving object according to the effective position information and the displacement information and stores the position coordinates in a grasped moving object database; and parallel mechanical hands sequentially extract the position coordinates of the moving objects from the grasped moving object database and perform the grasping operation. The method can meet the requirement that the parallel mechanical hands grasp the scattered moving objects at a high speed in real time.

The invention relates to the field of three-dimensional printing and particularly relates to a three-dimensional ink jetting printing equipment and a three-dimensional ink jetting printing method. The three-dimensional ink jetting printing equipment comprises a control module, a movement module and a three-dimensional printing module, wherein the three-dimensional printing module is used for printing a thermoplastic material by layers according to data read by the control module; the movement module is used for controlling the movement of a printing object in a layered control process under the control of the control module; the three-dimensional ink jetting printing equipment further comprises an ink jetting module; the ink jetting module is connected with the control module and is used for carrying out ink jetting dyeing treatment on a current layer after an entity of the current layer is printed by the three-dimensional printing module; the movement module is used for controlling the movement of the printing object in an ink jetting process under the control of the control module; and the ink jetting module, the movement module and the three-dimensional printing module work independently under the control of the control module. According to the three-dimensional ink jetting printing equipment, a colorful plane printing technology can be applied to a complicated three-dimensional object and the printing cost is low.

The invention provides an intelligent identification picking robot and a picking method. The problem of picking Chinese chestnuts at high positions is solved. The intelligent identification picking robot comprises a lower computer and an upper computer. The lower computer comprises a four-wheel intelligent moving platform 10, a first control cabinet 7, an image collecting module, a Chinese chestnut picking module, a chestnut collecting box 3, a weighing module 4, a wireless video transmission module, a power source 9 and a GPS locating module 44. The upper computer comprises a PC 39, a wireless video receiving module 36, a data collecting card 37, a second main control module 38, a second control cabinet 35, a receiver antenna 34 and a video transmission line. By means of the robot, the Chinese chestnut picking labor productivity is improved, labor intensity of farmers is lowered, picking cost is lowered, timely picking of Chinese chestnuts and Chinese chestnut quality are guaranteed, and the robot has immeasurable significance in improvement of modernization and intelligence of the agriculture in China and acceleration of agricultural science progress.

The invention provides a method of Bluetooth low energy communication, Bluetooth devices and a system. The method comprises the following steps that: a first Bluetooth device detects current signal strength values of a second Bluetooth device, optimized sending rate values are selected according to corresponding relationship between the pre-stored signal strength values and the optimized sending rate values, and the optimized sending rate values are utilized to send a data packet. The different optimized sending rate values are selected according to the different signal strength values so as to send the data packet, so that the conditions that when the signal strength value is too strong, the data packet is sent at the lower speed to cause waste of communication resources and long consumption time can be avoided, meanwhile, the conditions that when the signal strength value is too weak, the data packet is sent at the higher speed to cause loss of the data packet and normal communication cannot be performed to decrease the communication speed finally can be avoided.

The invention discloses a method, device and terminal for picture processing, and relates to the field of data processing. The method, device and the terminal enable shot pictured to be clearer, and picture processing efficiency is effectively improved. The method includes the steps of obtaining current ambient brightness for photographing and photographing movement speed of a target object, determining an exposure parameter and a gain parameter according to the current ambient brightness for photographing and the movement speed of the target object, and processing the picture of the obtained target object according to the exposure parameter and the gain parameter. The method, the device and terminal can be used in data processing technology.

The invention discloses a method for realizing a cache coherence protocol of a chip multiprocessor (CMP) system, and the method comprises the following steps: 1, cache is divided into a primary Cache and a secondary Cache, wherein the primary Cache is a private Cache of each processor in the processor system, and the secondary Cache is shared by the processors in the processor system; 2, each processor accesses the private primary Cache, and when the access fails, a failure request information slot is generated, sent to a request information ring, then transmitted to other processors by the request information ring to carry out intercepting; and 3, after a data provider intercepts the failure request, a data information slot is generated and sent to a data information ring, then transmitted to a requestor by the data information ring, finally, the requestor receives data blocks and then completes corresponding access operations. The method disclosed by the invention has the advantages of effectively improving the performance of the system, reducing the power consumption and bandwidth utilization, avoiding the occurrence of starvation, deadlock and livelock, and improving the stability of the system.

The invention provides an industrial Ethernet exchanger based on an EPA protocol, comprising an EPA message processing and forwarding module and an EPA message deterministic scheduling module, wherein the EPA message processing and forwarding module directly forwards the EPA network data messages of communication between EPA site equipment in the same subfield; the EPA message deterministic scheduling module divides the EPA network data messages of the communication between the EPA site equipment in different subfields into periodic EPA network data messages and nonperiodic EPA network data messages; and in one macro period, the periodic EPA network data messages and the nonperiodic EPA network data messages are respectively scheduled and forwarded, wherein the periodic EPA network data messages are transmitted in a fixed time slice, and the nonperiodic EPA network data messages are sequentially transmitted according to the priority in a nonperiodic time section. The invention also provides a message forwarding method of an industrial Ethernet based on an EPA protocol.

The invention belongs to the field of video monitoring, and discloses a jaywalking snapshot method and a jaywalking snapshot device. The method comprises the following steps of: sequentially shooting high-definition pictures, performing jaywalking identification on the contents of the high-definition pictures and computing the speed of a vehicle through a high-definition camera and an embedded digital signal processor; when an effective jaywalking event is determined, combining three high-definition pictures into one jaywalking picture; and transmitting the picture to a remote-end server through a network. Due to the adoption of the method and the device, false shooting and leaked shooting can be effectively prevented; particularly, a number plate and the states of traffic lights can be clearly distinguished; and the load of the network can be further reduced obviously, and remote-end servers and database resources can be saved.

The invention provides a lithium battery positive electrode material and a preparation method thereof. The preparation method of the lithium battery positive electrode material comprises the following steps: S1. pumping a solution A and an alkali solution into a reaction vessel at a constant speed to carry out co-precipitation reaction; S2. pumping a solution B into the solution A at the constant speed while performing the step S1, and drying after the reaction is ended to obtain a precursor; S3. mixing and firing the precursor with lithium salt. In the solution A, a mole ratio of Ni to Co to Mn is (1-2x):x:x, and x is greater than 0 and less than or equal to 0.25. In the solution B, a mole ratio of Ni to Co to Mn is (1-2y):y:y, and y is greater than or equal to 0.25 and less than 0.5; the solution A is different from the solution B; the alkali solution is an aqueous solution which contains a precipitating agent and a complexing agent; the precipitating agent is selected from one or more of water-soluble hydroxides; the complexing agent is ammonia water. The lithium battery positive electrode material has the advantages of high capacity, high heat stability, high cycle performance, high electrochemical performance and low cost.

The invention discloses an oil and gas pipeline intelligent internal detection device based on multi-module combined location. The device comprises an internal detector arranged inside an oil and gas pipeline and a floor marker arranged outside the oil and gas pipeline. The internal detector comprises a driving system, a magnetic leakage detecting system, a speed control system, a distance measuring system and a low frequency emitting system, wherein the driving system, the magnetic leakage detection system, the speed control system, the distance measuring system and the low frequency emitting system are relatively fixedly connected together; the floor marker at least comprises a low frequency receiving system; the low frequency emitting system is used for sending detection results obtained by the magnetic leakage detection system out of the oil and gas pipeline; the low frequency receiving system is used for receiving low frequency electromagnetic pulse signals transmitted by the low frequency emitting system. The oil and gas pipeline intelligent internal detection device based on the multi-module combined location can timely obtain the detection data of the pipeline detector and analyze the detection data and accordingly rapidly determine the defect conditions of the pipeline.

The invention provides a feedback type fatigue detecting system which is characterized by comprising a sensing module, a fatigue detecting module and a sound alarm and feedback module, wherein the sensing module is used for collecting an image optical signal and/or a sound signal from a driver; the fatigue detecting module is connected with the sensing module and is used for judging the fatigue state of the driver according to the collected image optical signal and/or the sound signal; and the sound alarm and feedback module is connected with the fatigue detecting module and is used for sending out a sound alarm signal and a sound interactive signal according to the fatigue state of the driver and feeding the related information of the sound interactive signal back to the fatigue detecting module as a reference standard for judging the fatigue state of the driver. The feedback type fatigue detecting system has high accuracy for fatigue detection of the driver and can effectively avoid generating false alarm and leakage alarm.

The invention relates to a method for preparing activated carbon for a super capacitor with fruit shells as raw material and an application of the activated carbon. The method comprises the following steps: firstly carbonizing the fruit shells in a protective atmosphere, then crushing the carbonized material, mixing with an alkaline activator, heating up to 550-690 DEG C, and activating in the protective atmosphere; and washing the obtained activated material with water, removing impurities by using a mixed acid, then drying, heating up to 760-1000 DEG C, and removing functional groups of the activated carbon surface. The prepared activated carbon has the characteristics of low cost and high performance, the flatulence problem of the super capacitor can be effectively inhibited, and the cycle life of the super capacitor is extended.

The invention discloses a processing system of drilling liquor which contains the sand removing part (1), the air removing part (2) an the return-service part (3). The drilling liquor returning from the portal eliminates the debris and natural gas by passing the sand removing part (1) and the air removing part (2) sequentially. Build into ash and liquid chemical agent in the return-service part (3). A sludge scraper (4) used for eliminating clay cake in the drilling liquor is set at the upstream of the sand removing part (1) (the upstream end of the splitter). The slurry returning from the portal passes the sludge scraper firstly to eliminate the clay cake. Therefore, it reduces the workload of the vibrating shaker at the downstream greatly and avoids the clay cake adhering shaker or bulking shaker, which improves the handing capacity and prolongs the service life of the vibrating shaker.

The invention discloses a light supplement brightness adjusting method. The method comprises that a preview image is obtained; light of the preview image is metered to obtain a target light metering result; a target shooting parameter corresponding to the target light metering result is obtained according to correspondence between the light metering result and the shooting parameter; and the lightsupplement brightness is adjusted according to the target shooting parameter. The invention also provides a mobile terminal. According to the light supplement brightness adjusting method and mobile terminal, condition that the light supplement brightness is too high or too low can be avoided, and the light supplement effect is improved overall.

The invention relates to a judging method of an incompactness defect in a node of a concrete structure by detection by an ultrasonic method. On the basis of the traditional method for detecting the concrete defect by the ultrasonic method, besides an acoustic velocity and a head wave amplitude, two variable acoustic parameters, namely a complex frequency difference and a cross-correlation coefficient, are added; each acoustic parameter is processed into an acoustic parameter judging factor and each acoustic parameter judging factor is processed into a normalized comprehensive acoustic parameter judging factor; a position detecting chromatogram is drawn out according to the comprehensive acoustic parameter judging factor; and the position and range of a suspicious defect are determined according to a red area in the chromatogram. By the method, the compactness quality distribution of concrete can be directly and accurately described; errors and judgment loss caused by adoption of a single acoustic parameter for judgment can be avoided or reduced; and the difficulty in final judgment when the judgment result of the single acoustic parameter is inconsistent is also avoided. The judging method can be widely applied to the judgment of the incompactness defect in the node of the concrete structure or other complex structures.

The invention provides a data channel selection method and a data processing platform. The data channel selection method comprises the steps that the data processing platform obtains channel selection data which comprise at least one of user historical behavior data, stable capacity of the channel, maximum capacity of the channel, active operational data and channel robustness data; according to the obtained channel selection data, a selection rule corresponding to the channel selection data is used for selecting the data channel, and the selection rule comprises at least one of a user behavior rule, a channel stable capacity rule, a channel maximum capacity rule, an active operational rule and a channel robustness rule; the selected data channel is displayed. By means of the data channel selection method and the data processing platform, the effects of reasonably selecting the data channel and using the data channel in a balanced mode are achieved.

The invention relates to a medicine access control system, in particular to an access control system for common medicines, anaesthetic medicines and consumables for operating rooms. By the medicine access control system, medicine set combinations can be provided for doctors quickly and accurately during operation, and information such as a medicine fetcher, a witness, a fetching time, the type of a medicine or a consumable, a patient taking the medicine and the like can be recorded automatically; the medicine taking situation of the patient can be recorded accurately, so that omitted records or extra records of the charge for the patient can be avoided; and medicine lack warning can be realized when the medicines and the consumables are insufficient.

The invention is suitable for the technical field of communication and provides a method, system and data terminal for remote updating. The method comprises the steps of establishing the connection between the data terminal and an updating server, sending a request updating file command to the updating server from the data terminal, sending corresponding file contents to the data terminal by the updating server according to the received command and judging whether the file contents sent to the data terminal achieve the preset percentage of updating files by the updating server, continuously sending the file contents of the updating files to the data terminal from the updating server when the file contents sent to the data terminal do not achieve the preset percentage of the updating files, sending prompt information to the data terminal from the updating server when the file contents sent to the data terminal achieve the preset percentage of the updating files, and sending the rest file contents of the updating files to the data terminal in appointed time from the updating server after the correct responding of the data terminal is received. The embodiments of the method, the system and the data terminal for remote updating can ensure the smooth updating of software of the data terminal.

The invention relates to an intelligent express unmanned aerial vehicle with good fixing effect, which includes a main body, a flight gear and a landing gear, but also a stationary mechanism and an identification mechanism, the fixing mechanism comprises a clamping assembly and an absorption assembly; the clamping assembly comprises a first motor, a screw rod, a moving block, a connecting rod anda clip; the absroptioin assembly comprises a driving wheel, a rotating shaft, a bearing seat, a driven wheel, a drive belt, a spool, an air cylinder, a connecting tube, a suction cup, a piston, a moving rod, a connecting belt, a sleeve and a spring; and the identifying mechanism comprises a moving assembly and an identifying assembly. In the intelligent express unmanned aerial vehicle with good fixed effect, through a fixing mechanism, The double fixing mode makes the fixing effect of the express box better, avoids the sloshing and slipping condition in the flying process of the unmanned aerial vehicle, and the loading and retrieving of the express box is convenient and reliable, through the identification mechanism, the loss and wrong collection of the express box can be avoided, the express transportation is more accurate and reliable, and greatly improves the practicability and reliability of the express unmanned aerial vehicle.

The invention discloses an arc discharge paper deacidification device and a method. The device comprises an air storage tank, a glass rotor flowmeter, a sealing liquid storage tank, an insulated ceramic reactor, an arc discharge gun, an insulated ceramic plate, a fixing frame, a first control motor, a second control motor and a computer. Under a normal temperature and normal pressure condition, the paper is processed by gaseous deacidification agent and arc discharge jet, so that the pH value of the paper can be increased to be neutral. The arc discharge paper deacidification device is simple and feasible, fast in processing speed, obvious in effect, and free of pollution to environment in the processing process; and the color and shape of the processed paper do not change, and the ink marks do not diffuse.

This invention relates to a multi-process information process method and a multi-process ticket process method, in which the ticket process method used in parallel process to tickets in the charge system includes 1, setting up a shared memory for every process, 2, the process fetches the tickets for processing in the shared memory block, 3, distributing the tickets and storing them in the shared memory according to the preset load balance rule based on the current occupation situation of the memory block and storing the tickets with the same charged numbers in a same shared memory.

In the present invention, a current vector control unit, which separately controls a d-axis current and a q-axis current that are obtained from a current of an electric motor by means of orthogonal transformation according to a target command value, is provided, and a drive unit drives the electric motor. Furthermore, a phase angle command generation unit generates a phase angle command ([beta]*) on the basis of the difference ([increment]v*) between the absolute value (|v*|) of a voltage command from the current vector control unit to the drive unit and a predetermined reference value (Vlmt). A d-axis current command generation unit generates a d-axis current command (id*) on the basis of the sine value of the phase angle command ([beta]*). A q-axis current limiter sets a limit value for a q-axis current command (iq*) on the basis of the cosine value of the phase angle command ([beta]*). Due to this configuration, voltage saturation is eliminated, and the electric motor is highly stably driven while producing a high output even when a target command value in access of the possible output limit of the electric motor is input when the voltage is nearly saturated.