108results about How to "Easy to operate and intelligent" patented technology

The invention discloses a teaching resources smart management system and method based on cloud platform. The system comprises a client terminal and a server terminal, wherein the client terminal is connected with the server terminal through a communication interface; the client terminal comprises teaching resources classification, course information synchronization, teaching resources collection, smart management strategy setting, and teaching resources transmission; the server terminal includes course information synchronous management, teaching resources shared management, teaching resources information management, teaching resources storage management, and teaching information database; the client terminal is connected with a writing pad; the teaching resources storage management is communicated with a conventional resources storage server and a cloud storage platform interface; and the teaching resources information management is communicated with the teaching information database. According to the invention, the system can realize mass cloud storage of the teaching resources, is simple and smart in operation and plentiful and visualized in functions, and can maximally utilize the resources.

The invention relates to a laser detection and control system for barriers between a shield door of a metro platform and a train door, comprising a monitoring unit, a control unit and an alarm unit, wherein, the controller comprises a CPU module, a liquid crystal terminal, a signal isolator, buttons and a safety relay; generating lasers are respectively installed on a front bracket, and a laser receiver or a laser reflection plate is installed on a rear bracket corresponding to the front bracket; the control ends of the generating lasers are connected with the output end of the controller, and the output end of the laser receiver is connected with the input end of the controller; the corresponding output end of the controller is correspondingly connected with the control input end of the shield door; and the corresponding output end of the controller is connected with a buzzer and a caution light of the platform. The laser detection and control system realizes the intelligent operation of judging the existence of barriers between the shield door of the metro platform and the train door, has the advantages of compact integral structure, reasonable cost, easy and convenient installation, simple and intelligent operation, stable and reliable performance, higher practicability and favorable development prospect, and is applicable to metro platform.

The invention relates to an intelligent sorting device and method applied to expressage. The intelligent sorting device adopts the structure that wheels are mounted at the bottom of each car body; each sorting car is arranged on a rail through the corresponding wheels, and movably connected with the rail; two or more sorting components are sequentially mounted on each car body from up to down; a signal receiver is mounted on each car body; both signal generators and a motor are arranged on the inner side of the rail; the motor is in transmission connection with each driving chain wheel; each driving chain wheel is in meshed connection with a corresponding chain; each chain is connected with the corresponding car body; the motor drives each sorting car to run on the rail through the corresponding chain. The intelligent sorting device and method have the advantages that the structure arrangement is reasonable, the automatic weighing, automatic acquisition of express sheet information and automatic sorting of express items can be realized, the sorting efficiency is high, a lot of human and material resources and much cost are saved, and the operation is intelligent and convenient.

The invention discloses a risk assessment experiment platform and method for lightning-struck power transmission line single-phase earth fault. The risk assessment experiment platform comprises a power module, a line module, a step voltage test module, an experiment box and a data analysis module. The power module is an impulse voltage source. The experiment box comprises the line module mounted on the upper end and the step voltage test module mounted on the lower end. The impulse voltage source is connected with the line module through a signal wire. The line module is formed by an A phase line, a B phase line and a C phase line. The step voltage test module is connected to a broken line simulator through an earth conductor, and is formed by a simulated ground and a voltage measurement robot, wherein the earth conductor is in close contact with the simulated ground. The risk assessment experiment platform and the method can perform fault inversion according to the situation of the lightning-struck power transmission line single-phase earth fault and can evaluate danger level of the step voltage in the area around the fault point, thereby providing a solid foundation for formulating relevant safety warning and insulation protection measures.

The invention discloses a control method of an automobile comprehensive thermal management system. The control method comprises the following steps that a comprehensive thermal management controller acquires the temperature of cooling liquid in a motor cooling loop and the average temperature of a power battery; if the temperature of the cooling liquid in the motor cooling loop reaches the high temperature of a motor or the average temperature of the power battery reaches the high temperature of the battery, the refrigeration mode is started, the motor cooling loop is neutralized or the cooling liquid in the battery cooling loop is cooled until the temperature of the cooling liquid in the motor cooling loop is lower than the cooling cut-off limit value of the motor, and the average temperature of the power battery is lower than the cooling cut-off limit value of the battery; and if the average temperature of the power battery is lower than the low temperature of the battery, the heating mode is started, the cooling liquid in the battery heating loop is heated by utilizing the heat generated in the automobile comprehensive thermal management system until the average temperature of the power battery is higher than the heating cut-off limit value of the battery, and then the shutdown mode is executed.

The invention relates to a man-machine interaction intelligent tea-brewing robot based on the Internet of Things. The man-machine interaction intelligent tea-brewing robot based on the Internet of Things comprises a robot frame formed by four stand columns and a square-shaped roof, and a control center. The robot further comprises a horizontal moving device, a mechanical arm, a tea brewing device,a multi-degree-of-freedom tea clip and a rotary tea table, wherein the multi-degree-of-freedom tea clip is arranged on the horizontal moving device; the horizontal moving device is arranged on the lower part of the robot frame; the mechanical arm is arranged on the square-shaped roof; the tea brewing device is fixed onto the stand columns; and the rotary tea table is arranged in the right front part and is arranged opposite to the multi-degree-of-freedom tea clip. Compared with the prior art, the man-machine interaction intelligent tea-brewing robot based on the Internet of Things provided bythe invention has the advantages of wide application range, comprehensive functions, intelligence and convenience in operation, small volume, full automation and the like.

The invention discloses an intelligent scanning and infrared temperature measurement alarm device and method. The device comprises a holder, an infrared temperature measurement apparatus, a holder control module, an alarm linkage module and a power module, wherein the holder control module sends a control signal to an upper limit of normal (ULN) 2003A driving circuit in the holder through a transmission network in an automatic or manual operation mode; the ULN 2003A driving circuit receives the control signal and then sends a corresponding stepped signal to a horizontal adjustment stepping motor and/or a vertical adjustment stepping motor to drive the holder to move; the holder drives a BA-30TC infrared temperature measurement apparatus to move to detect the temperature of a device to be monitored; and when the temperature of the device to be monitored exceeds the set range value, a group of on-off signals are output to the alarm linkage module, an on-site sound and light alarm is given, and synchronously, alarm information is automatically sent through a short messaging service (SMS) module of a global system for mobile communications (GSM) to notify the related personnel.

The invention mainly discloses an automatic strip-cutting machine. The technical scheme thereof is as follows: the automatic strip-cutting machine comprises a rack, a head, a tail, a moving device, a cutting device and a PLC control cabinet, wherein the head and the tail are located at the two sides of the rack respectively; the head comprises a clamping chuck and a driver driving the clamping chuck to rotate; a sleeve rod is arranged between the clamping chuck and the tail; the moving device comprises a variable-frequency motor connected to one side of the tail, a screw rod connected with the variable-frequency motor, and a slide plate matching with the screw rod; two guide rails are arranged on the rack, and located between the head and the tail; the screw rod is installed between the guide rails; the variable-frequency motor drives the screw rod to rotate, thus driving the slide plate to move; the cutting device is connected to the top of the slide plate; the cutting device comprises a cutting frame, a first motor, a cutting knife and a cylinder; and a piston rod on the cylinder drives the cutting frame to move back and forth on the slide plate. The automatic strip-cutting machine disclosed by the invention has the advantages of being simple in structure, high in cutting efficiency, convenient to operate, and accurate in cutting.

The invention discloses a data pushing method and device, and relates to the field of large data. The method comprises the steps that the user level is determined by using user behavior data to carry out user grading; the user behavior trend is determined according to the change of the user level, and the user behavior trend is classified; and according to the correspondence relationship between class of the user behavior trend and data level, data to be pushed are pushed to the user. According to the invention, the control granularity of data recommendation is improved; and refined data pushing services can be provided to better meet the needs of users.

The invention relates to an HLA-RTI based GPS communication test system, which consists of hardware and software, wherein a communication interface of a master control terminal is connected with communication interfaces of a signal terminal and a receiver terminal through network respectively, and the communication interfaces of the signal terminal and the receiver terminal are connected with each other; and master control simulation software performs simulation control, manages the running of a whole simulation union, sends control instructions and finishes state interactions. A simulation control member is one of important members of the whole simulation system union, which manages the running of the whole simulation union, including the functions of creating the union, repealing the union, starting the simulation, suspending the simulation, continuing the simulation, displaying the simulation time and the like. The GPS communication test system has the advantages of scientific, reasonable and creative design, compact overall structure, low cost, simple and convenient installation, simple and intelligent operation, stable and reliable performance, strong practicability, and good development prospect.

The invention discloses an automatic control system and method of an intelligent shower room. The system comprises a controller (1), a wearable waterproof bracelet (2) and a shower room (3), wherein a signal transmitter is built in the waterproof bracelet (2) and used for transmitting an induction signal; at least one induction area is arranged in the shower room (3) and used for identifying the induction signal entering the induction area; and when the induction signal is captured by the induction area, the induction area transmits the induction signal to the controller (1), and the controller (1) controls an execution mechanism to start and close. The invention provides an automatic control system and method of an intelligent shower room, which can realize automatic start/closing of a shower head so as to realize automatic control of the shower process.

The invention provides a lightning trip-out rate test method considering line soil resistivity differentiation. The method is characterized in that a test platform is built, and the test platform comprises an impulse voltage generator, a data measurement analysis control module, a wireless current sensor, a coaxial cable I, a coaxial cable II, a coaxial cable III, a first base tower, a second basetower, a third base tower, a lightning conductor, an A-phase line, a B-phase line and a C-phase line. The test method comprises the steps that the coaxial cable I is connected with the impulse voltage generator and a bidirectional contact; the other end of the bidirectional contact is connected with the C-phase line and the tops of the towers; a generator connecting line is surrounded by the wireless current sensor; measurement data are fed back to the data measurement analysis control module through the wireless current sensor; and the lightning trip-out rate is obtained through calculation.According to the invention, the lightning trip-out rate of a power transmission line under different soil resistivity conditions can be effectively calculated, so that lightning safety evaluation ofthe power transmission line and the tower structure can be realized.

The invention relates to the technical field of highway engineering, and discloses a soil sampling device for highway engineering and a sampling method. The soil sampling device for highway engineering comprises a fixing plate, supporting plates are fixedly mounted on the two sides of the bottom of the fixing plate, and two universal wheels are fixedly mounted at the bottoms of the two supporting plates; a sleeve rod and two threaded rods are rotatably mounted at the top of the fixing plate, a first belt wheel and a second belt wheel are fixedly mounted at the top end of the sleeve rod and the top ends of the two threaded rods correspondingly, the first belt wheel and the two second belt wheels are in transmission connection with the same belt, and a motor and a control panel are fixedly mounted at the top of the fixing plate; and an output shaft of the motor is fixedly connected with the first belt wheel, a control module is arranged in the control panel, and the control module is electrically connected with the motor. The device is reasonable in structural design, relatively high in automation degree, simple and intelligent to operate and convenient for sampling operation, and solves the problems of high labor intensity and time and labor waste due to the need of manually knocking the sampling barrel.

The invention provides an electric telescopic suspension type G-shaped arm which comprises a base, a rectangular telescopic rod connected to the upper end of the base, a complete machine rotating mechanism connected to the upper end of the rectangular telescopic rod, a connecting block connected to the complete machine rotating mechanism, an L-shaped arm connected to the connecting block and a retractable G-shaped arm glidingly connected to the inner side wall of the L-shaped arm, the retractable G-shaped arm comprises a big arm, the outer cambered surface of the big arm is provided with a first arc-shaped groove for the sliding of a small arm, and the outer cambered surface of the small arm is provided with a second arc-shaped groove. The electric telescopic suspension type G-shaped arm and the working method thereof overcome the defects of the prior art, has reasonable design and compact structure, solves the problems of less freedom degree of movement of a C arm or the G arm appliedto clinic, small working space, inconvenient integral movement and low three-dimensional imaging efficiency; the electric telescopic suspension type G-shaped arm and the working method thereof adoptvarious structures to achieve the conversion of the C arm and the G arm, combine the advantages of the two devices, improve the operation efficiency, and are convenient and practical.

The invention discloses an intelligent treadmill. A front axle, a rear axle, a belt and support legs are arranged on a base, a motor is also arranged on the base, and the motor drives the belt through the front axle and/or the rear axle; the motor is connected with the front axle through a belt wheel; a position detection device is arranged on the treadmill and controls the rotating speed of the motor. Intelligent speed regulation can be achieved, in other words, the speed of the treadmill can be adjusted according to the running speed of a user; in this way, safety performance is higher, the user does not need to set the speed of the treadmill by operating a keyboard, the treadmill can be started or stopped without operating the keyboard, and then the treadmill can be made in a flat plate structure which is safe and small in occupied space.

The invention discloses a bio-safety evaluation platform and method for an electric transmission line single-phase disconnection short circuit pole and tower. A power module comprises a fundamental frequency power supply, a rectifier, an inverter and a transformer which are connected in sequence; an experimental box comprises a circuit module mounted at the upper end and a step voltage test modulemounted at the lower end; the step voltage test module comprises a simulation ground, a voltage measurement robot, the pole and tower and a grounding device. An electric transmission line single-phase disconnection short circuit pole and tower fault is simulated, current of each part of an earth screen of the experimental pole and tower is measured, step voltage values of different positions aremeasured, then a Gaussian error coefficient optimal value of earth pole contact resistance is obtained by using a particle swarm optimization method, and finally, security testing evaluation is carried out on the peripheral region of a fault point. The bio-safety evaluation platform and method for the electric transmission line single-phase disconnection short circuit pole and tower have the advantages that fault inversion can be carried out for the situation of the electric transmission line single-phase disconnection short circuit pole and tower, testing evaluation of a dangerous zone is carried out on the step voltage of the peripheral region of the fault point, and a solid foundation is provided for formulating relevant safety warning and insulation protection measure opinions.

The invention discloses an intelligent pot which comprises a pot body, a handle, a main controller circuit board, a temperature sensor and a power supply, wherein the temperature sensor and the power supply are connected with the controller circuit board; the main controller circuit board is further provided with a wireless communication module which can cooperate with a mobile terminal to achieve short-distance communication; a heat acquisition hole into which the temperature sensor can be embedded is formed in one side corresponding to the handle, at the bottom of the pot body. The intelligent pot is characterized in that as a temperature switch for determining whether the main controller circuit board works or not is arranged at the bottom of the pot body or at a side part of the pot body, the main controller circuit board is connected with the power supply through the temperature switch to form a power supply on/off control loop, the intelligent pot can be relatively reasonable in structure and relatively convenient and natural to operate, and the power supply can be automatically powered on or powered off according to tested temperature of the pot body without pressing a switch.

The invention discloses a single-phase broken line ground fault risk assessment experiment platform and method for a power transmission line. The experiment platform comprises a power module, a line module, a step voltage test module, an experiment box and a data analysis module. The power module comprises a power frequency power supply, a rectifier, an inverter and a transformer. The upper end ofthe experiment box is provided with the line module; and the lower end is provided with the step voltage test module. The step voltage test module comprises a simulated ground and a voltage measuringrobot. The simulated ground is in close contact with a ground conductor of a broken line simulator. The single-phase broken line ground fault risk assessment experiment platform and method can carryout effective simulation and relevant fault inversion on single-phase broken line ground fault of the power transmission line, and can assess the danger level of the step voltage in the area around afault point, thereby facilitating formulation and optimization of relevant safety warning and insulation protection measures for the power transmission lines.

The invention discloses an air purifying equipment joint control atomization system. The system comprises purifying equipment arranged in an air duct of a central air conditioner. One end of the air duct is provided with an air inlet, and the other end of the air duct is provided with an air outlet. The system further comprises a central controller, a human-computer interaction panel, a sensor module, an induced draft fan arranged in the air duct, a water tank communicated with the air duct through a mist discharging pipe and an atomization device arranged in the water tank. All output ends of the sensor module are connected with corresponding input ends of the central controller respectively. The human-computer interaction panel and the central controller are in bidirectional connection. The output end of the central controller is connected with the controlled end of the induced draft fan and the controlled end of the atomization device. The sensor module is introduced to timely monitor and record field data in real time, the central controller jointly controls the atomization device and the induced draft fan according to the actual environment in a room, the water tank provided with the atomization device is arranged, and by adding a disinfectant or refreshing agent into the water tank, bacteria, odor and peculiar smells are eliminated while humidification is achieved.

The invention discloses a power-saving control system of a double housing planer, which comprises a cabinet body, a main loop unit, a frequency converter VVVF control unit, a programmable controller (PLC) input and output unit, a cutter lifting and indicating lamp unit and a relay protection unit, wherein all the units are arranged in the cabinet body; a main circuit is connected with a lubricating motor RB, a vertical turret motor C, a right turret motor Y, a left turret motor Z, a cross beam lifting motor H and a cross beam clamping motor J through circuit breakers 1QF-7QF and contactors 1KM respectively; the frequency converter VVVF output is connected to a main motor M; and the PLC input and output unit consists of an input part and an output part. The power-saving control system of the double housing planer has the advantages of simple structure, strong reliability, convenient speed adjustment, energy conservation, running speed improvement and cutting efficiency improvement, and can be widely applied to cutting mechanical equipment.

The short message anti-bogus platform is an anti-bogus technology, especially is a numeral anti-bogus technology. The invention provides a short message platform for the information transmission that support the Telecom / Unicom, the anti-bogus centre is the management centre, the short message of handset is the information communication tool that achieves the inquiry and the collection of the mobile information, and informs automatically of the information. The invention uses the database system with multilayer distributing type structure; and the digital encrypt mode, creates the disorder single production code stochastically, the system inquires the corresponding data to distinguish true or bogus automatically form the database according to the short message with anti-bogus code by the connection of the network and the short message gateway equipment.

The invention provides a method for testing the lightning trip-out rate of a transmission tower in a low-soil-resistivity region. The method is characterized in that a test platform is built, and theplatform comprises an impulse voltage generator, a data measurement analysis control module, a wireless current sensor, a single-pole double-throw switch, a coaxial cable, a first base tower, a secondbase tower, a third base tower, a first lightning conductor, a second lightning conductor, an A-phase line, a B-phase line and a C-phase line. A particle swarm algorithm is used to optimize the counterattack lightning withstand level and shielding failure lightning withstand level formulas based on an actual test result, and finally the lightning trip-out rate is calculated based on the optimizedresult. The method has the beneficial effect that the lightning trip-out rate of the transmission tower in the low-soil-resistivity region can be tested more truly by using the particle swarm algorithm.