62results about How to "Easy to realize intelligent control" patented technology

The utility model relates to a vehicle-mounted unmanned aerial vehicle nest and a use method thereof. The nest comprises a main frame, a lower shell, a sliding cover, a sliding cover driving mechanism, a tail door, a parking apron, a parking apron driving mechanism and a nest controller. Wherein the main frame is connected with a luggage rack provided with the vehicle, and the lower shell is connected with the main frame; The sliding cover is installed on the main frame, and under the action of the sliding cover driving mechanism, the sliding cover can slide relative to the main frame according to the front and rear directions of the vehicle body, the tail door is connected with the main frame, and the relative main frame can be opened or closed; The apron is installed on the main frame, and under the action of the apron driving mechanism, the apron slides relative to the main frame, which is opposite to the moving direction of the sliding cover; A lan target is arranged on that pad; The nest controller controls the sliding cover driving mechanism and the apron driving mechanism in the nest according to the received signal. The nest allows enough space for takeoff and landing to avoid damage during takeoff and landing.

The car air conditioner evaporator defroster includes compressor, condensator, liquid storage, electronic expanding valve, evaporator blower, evaporator, evaporator outlet temperature sensor, evaporator inlet temperature sensor, A / D converter, program memory, drive circuit for electronic expanding valve and microprocessor. The throttle mechanism adopts electronic expansion valve. When the evaporator has surface temperature lower than the set temperature, the microprocessor will send command to increase the number of pulse to the electronic expanding valve for increased opening, raised evaporation pressure and raised evaporator surface temperature and the frost will thaw without stopping the air conditioner. The present invention can avoid the frequent start of the compressor, and this reduces power consumption, raises system stability and facilitates the intelligent control of the air conditioner.

The invention discloses an intelligent precision machining center aluminum part production line integrated system. The intelligent precision machining center aluminum part production line integrated system comprises a feed mechanism, a feed robot, a feed bin, a conveyor, a numerical-control box, a conveying mechanism, a first transfer robot, a numerical-control machine tool, a second transfer robot, a polishing workbench, a clamp, a polishing machine, a discharging robot, a storage bin and a dedusting mechanism, wherein the feed bin is mounted on one side of the feed mechanism, the feed robotis fixed to the side, close to the feed bin, of the feed mechanism through bolts, the conveying mechanism is mounted on the other side of the feed mechanism, and the feed mechanism and the conveying mechanism are connected through the conveyor; and the numerical-control box is fixed to the conveyor through bolts, the numerical-control machine tool is mounted on one side of the conveying mechanism,and the first transfer robot is fixed to the side, corresponding to the numerical-control machine tool, of the conveying mechanism through bolts. The intelligent precision machining center aluminum part production line integrated system is convenient to use, the workpiece machining efficiency is effectively improved, and the production cost is reduced for enterprises.

The invention relates to an electric control mechanical lock for a moped. The lock comprises a lock box, a box cover, an electric device installed in the lock box and a lock opening / closing executingmechanism connected with the electric device. The electric device is connected with the lock opening / closing executing mechanism are connected through a worm and gear pair. The electric device comprises a motor, the worm and gear pair and an output gear. The lock opening / closing executing mechanism comprises a sliding block, and a rack engaged with the output gear is arranged on the sliding block.The sliding block is installed on a guide rod in a sliding mode, the guide rod is installed on the lock box, an executing arm is arranged on the side, opposite to the rack, of the sliding block and provided with a lock rod in a sliding mode, a spring bolt is installed at the end, corresponding to a spring bolt hole, of the lock rod, the other end is provided with a limiting guide plate, the lockrod portion between the executing arm and the inner end face of the spring bolt is sleeved with an upper lock pressing spring, the lock rod portion between the executing arm and the inner end face ofthe limiting guide plate is sleeved with a reset spring, and a limiting baffle is arranged on a sliding groove and located on the same side as the limiting guide plate. The electric control mechanicallock has the advantages of being simple in structure, convenient and fast to assemble and disassemble, flexile in installation position, fast to open and close, high in stability, long in service life, free of clamping and wide in application range.

The invention relates to the technical field of kitchen utensils for cooking foods in steam, and discloses a steam food processor which comprises a lid, a pot, a spray nozzle, a base, control circuits and a water and steam separation tank.A water tank, a water pump and a steam generator which are sequentially communicated with one another are arranged in the base; the water and steam separation tank comprises a tank, the tank is provided with a water inlet, a water outlet, a steam outlet and a steam inlet pipe, the water inlet is communicated with a water outlet end of the water pump, the water outlet is communicated with a water inlet end of the steam generator, the steam inlet pipe is communicated with a steam outlet end of the steam generator, the steam outlet is communicated with the spray nozzle, and steam can flow into the pot after being ejected from the spray nozzle.The steam food processor has the advantages that water and the steam can be separated from each other when the steam flows through the water and steam separation tank, accordingly, the steam which flows into the pot only contains a small quantity of water, and the steam food processor is high in heating efficiency; the water in the water and steam separation tank can be preheated, preheated water flows back into the steam generator, and accordingly the steam outlet speed further can be increased; the water and the steam are separated from each other, and accordingly noise generation can be reduced advantageously.

The invention relates to the technical field of kitchenware used for cooking food in steam and discloses a micropressure steam hotpot which comprises a base and a steamer placed on the base.A steam generator is arranged in the base, the steamer comprises a bottom pot and a pot cover, the steam generator comprises a shell, a steam outlet is arranged at the top of the shell, a pressure control valve blocks the steam outlet, a pressure control valve cover covers the steam outlet and covers the pressure control valve between the steam outlet and the top of the pressure control valve cover, the pressure control valve can move up and down, the pressure control valve cover is provided with steam flow holes, a through hole is formed in the bottom of the bottom pot, and after the steamer is placed on the base, the pressure control valve cover penetrates the through hole to extend into the bottom pot.The steam hotpot has effect of ejecting steam, thereby being conducive to the steamer to be quickly filled with the steam, and heating efficiency is improved.

The invention discloses a fling-cut switch array-based energy router and a fling-cut switch control method. The voltage and the current of all distributed power supplies and the load of all branches are monitored in real time with a digital signal processor as a core, an optimal circuit topology structure mode is determined through integrating the output ability, the real time price, the load characteristic and other factors of all the distributed power supplies, and the fling and cutting of fling-cut switches in a fling-cut switch array is adaptively controlled, so coordinative control of energy distribution is realized, and the micro-grid running economy is improved. The fling-cut switch is formed through parallel connection of a magnetic latching relay and a bidirectional silicon controlled rectifier, voltage zero-crossing flinging and current zero-crossing cutting are realized through the bidirectional silicon controlled rectifier, continuous load current goes through the magnetic latching relay, and the silicon controlled rectifier only works for a short time in circuit switching, so the problem of large loss of the silicon controlled rectifier due to long-term working is avoided, and the inrush current problem in flinging and arc generated in circuit breaking are avoided.

The invention discloses an intelligent dish washing machine and relates to the technical field of intelligent electronics. Supporting legs are installed at the bottom of a box. A mixing bin is installed at the upper end of the box. A cleaning agent inlet pipe is installed on the side face of the mixing bin. A water inlet pipe is installed at the upper end of the mixing bin and provided with a one-way valve. A supporting plate is arranged in the box. Damping springs are installed at the two ends of the bottom of the supporting plate respectively. A plurality of partition plates and weight detecting sensors are installed on the supporting plate. A spreader plate is installed at the top end in the box. One end of the spreader plate is connected with a liquid outlet of a water suction pump. A water suction pipe is installed on a water inlet of the water suction pump. A water suction pump is installed at the bottom end in the box. Intelligent control can be achieved conveniently, and the intelligent dish washing machine is convenient to use, convenient to operate and high in working efficiency, and saves time.

The invention discloses an LED linear constant current soft start drive circuit comprising a rectification circuit, a work loop circuit, a constant current control circuit, a voltage detection circuit, a soft start circuit and an external control circuit. Very simple circuit design is adopted for solving a complex technical problem. The LED linear constant current soft start drive circuit is advantaged by simple circuit, EMI-free property, high constant current precision, capability of tolerating a large voltage fluctuation range, and the like; a temperature compensation control function, a soft start function and an external light modulation function are fulfilled; intelligent control and wireless Internet of Things connection of LED lamps can be conveniently realized; comprehensive properties of a driver are improved while costs are lowered greatly; a special-purpose integrated LED drive chip can be made, layout design is simplified, manufacture costs of an integrated circuit are greatly lowered, and functions and performance reach a grade which can only be achieved via complex circuit design.

The invention discloses a hydraulic switch machine for an urban rail. The hydraulic switch machine for the urban rail comprises an electrical part and a mechanical part; the electrical part comprisesa motor, a pump valve group, an electromagnetic reversing valve and an electrical box; and the mechanical part comprises a main locking mechanism, an auxiliary locking mechanism, a manual mechanism and a sensor group. The electrical part and the mechanical part are correspondingly placed in two independent shells; and the two shells are connected with each other through a pipeline. The hydraulic switch machine for the urban rail has the advantages that the structure is optimized, practical, simple and reliable; reversing and conversion of an oil passage are realized through the electromagneticreversing valve; an oil pump rotates in one direction; switch split representation can be realized while main and auxiliary double-locking functions are realized; by using a sensor representation mode, intelligent control is convenient to realize; an electric operation automatic recovering function after switch split of the switch machine is realized; and after frequent switch split, higher working stability can still be kept.

The invention discloses an intelligent cosmetic mirror and relates to the technical field of intelligence. A plurality of cosmetic boxes are installed on a base. A lifter is installed in the base. A frame is installed on a lifting rod of the lifter. A mirror face is installed at the right side of the frame through a rotating shaft. An adjusting motor is installed on the rotating shaft and fixed to the frame. A touch display screen is installed at the left side of the frame. A camera is installed on the frame. A controller and a storer are installed in the frame. The input end and the output end of the controller are connected with the touch display screen. The storage end of the controller is connected with the storer. The camera is connected with the input end of the controller. The output end of the controller is connected with the lifter and the adjusting motor. Intelligent control can be achieved conveniently, and the intelligent cosmetic mirror is convenient to use, convenient to operate and high in working efficiency, and saves time.

The invention discloses a smart home system based on a WiFi intelligent socket. The system comprises the WiFi socket, a WiFi socket local area network, a smart terminal and electric appliances, wherein the WiFi socket utilizes a home WiFi network to turn on or turn off an appointed electric appliance through the smart terminal, and the WiFi socket is mounted between a traditional socket and the electric appliances; the smart terminal is in wireless communication with the WiFi socket through the network, and the WiFi socket is in communication connection with the electric appliances through the WiFi socket local area network; a control signal is transmitted by utilizing the wireless network through an APP of the smart terminal, the WiFi socket receives the control signal transmitted by the smart terminal, and on and off of the electric appliances and remote real-time control of the electric appliances are achieved by the WiFi socket through the WiFi socket local area network after the WiFi socket receives the control signal. The smart home system has the advantages that the system is simple to mount, and existing decoration needs not to be destroyed; the system is convenient to use, and the number of the socket can be increased at will; the system is flexible to control and capable of achieving smart control by the smart terminal.

The invention discloses forecast control method, device and system of a precise liquid hydrostatic guideway. The method comprises the following steps of: simulating processing load information of a sliding plate by a computer aided manufacturing control system and acquiring a cutting force of each oil cavity according to the processing load information; outputting a control signal according to the cutting force of each oil cavity and the preset fluctuation quantity of the sliding plate; and controlling oil flow rate by an electric-hydraulic proportion pressure regulation valve according to the control signal, and further controlling the oil pressure of the oil cavity to offset the action force of the forecast processing load on the sliding plate and compensate the thickness fluctuation of an oil membrane. By the forecast control method, the size and the change condition of the processing load are calculated in advance, the pressure of the oil cavity is adjusted in advance, the problem of response lag is completely eliminated, moreover, the fluctuation of the sliding plate under the action of dynamically processing a load can be effectively reduced, and the transmission precision of the guideway is higher.

The invention is to provide a cabinet air-conditioner controller, which comprises a CPU, a memory, a display, an I / O interface, an A / D converter as well as a D / A converter. The invention is characterized in that the CPU and the I / O interface are controlled by a two-line system I<2>C series bus. The cabinet air-conditioner controller is able to overcome the shortcomings in the prior art, realizes the access or removal under the power supply of the system, and is able to conveniently carry out the fault diagnosis and track to a node, therefore, the module needed to be processed or modified is correspondingly upgraded and modified, which decreases the risk cause by the misoperation or inappropriate modification, and enhances the maintainability of the whole system.

The invention discloses a heat exchanger capable of being intelligently controlled. The heat exchanger comprises a shell, an upper seal head and a lower seal head. The upper seal head is provided with a safety valve port, a tube pass inlet and a tube pass outlet. The shell is provided with a shell pass inlet, a shell pass outlet and a safety valve port. The tube pass inlet, the tube pass outlet, the shell pass inlet and the shell pass outlet are provided with pressure meters, pressure sensors and temperature sensors. Pressure and temperature conditions of the heat exchanger can be directly reflected, and intelligent control is achieved conveniently; the safety valve port on the upper seal head and the safety valve port on the shell are provided with safety valves, the safety valves are directly opened when the authorized pressure is exceeded, and safety of the heat exchanger is improved.

The invention discloses a manufacturing method of a steel bar component for segmentally assembling a concrete box girder. The steel bar component is composed of a plurality of steel bar meshes, and the manufacturing method of the steel bar component comprises the following steps of S1, presetting the types and sizes of the steel bar meshes according to the overall size of the steel bar component;S2, according to the preset types and sizes of the steel bar meshes in the step S1, welding the steel bar meshes to obtain a plurality of target steel bar meshes; and S3, assembling the plurality of target steel bar meshes in the step S3 to obtain the steel bar component; and wherein the types of the steel bar meshes comprise a bottom plate bottom-layer mesh, a bottom plate top-layer mesh, a web outer-side mesh, a web inner-side mesh, a wing plate bottom-layer mesh, a top plate bottom-layer mesh and a top plate top-layer mesh. The method can be widely applied to the technical field of buildingequipment manufacturing methods.

The invention discloses an intellectualized grain drier. The intellectualized grain drier comprises a grain drier mechanical part, a drier control system and a moisture meter, wherein the drier control system comprises an integrated circuit board inside the drier control system, and the moisture meter comprises a sensor part and a host machine control part which are of an integrated structure. The intellectualized grain drier is further characterized in that the host machine control part of the moisture meter comprises a communication chip; a host machine control plate of the grain drier comprises a communication module sharing a free protocol with the communication chip inside the host machine control part of the moisture meter; the integrated circuit board of the grain drier is controlled by a PLC (Programmable logic Controller). The intellectualized grain drier solves the problems, caused by a split structure, such as installation and wiring troubles, large size and great failure judgment difficulty; the communication chip of the moisture meter and the host machine control plate of the grain drier use free protocol communication, and the integrated circuit board of the grain drier is controlled by the PLC, so that intellectualized control of the grain drier can be realized.

The invention discloses an indoor gas use safety control system. The indoor gas use safety control system comprises a gas pipeline installed indoors. The indoor gas use safety control system is characterized by further comprising a gas detector, a gas control valve, an exhaust fan and a mobile communication device; the gas detector is installed indoors; the gas control valve is installed on the gas pipeline and is in electric connection with the gas detector through a central control system; the exhaust fan is installed indoors and is in electric connection with the central control system through a power control module; the mobile communication device is connected with the central control system through a wireless router. The indoor gas use safety control system can sound an alarm in time, quickly close the gas control valve and turn on the exhaust fan when gas is leaked, the root cause of gas leakage safety accidents is eliminated fundamentally, and the safety and reliability of indoor gas use are improved. Accordingly, the indoor gas use safety control system has extremely high practical value and promotional value.

The invention discloses an intelligent temperature control device with high cooling efficiency, which comprises a temperature control box body, a PLC controller, a box cover, a cooling water tank and a semiconductor refrigeration assembly, the box cover is arranged on the top of the temperature control box body, the cooling water tank is arranged on one side of the temperature control box body, and the semiconductor refrigeration assembly is arranged on one side of the cooling water tank. One side of the hot-end ceramic plate is provided with conductive metal, one side of the conductive metal is alternately provided with N-type semiconductors and P-type semiconductors, and one side of the N-type semiconductors and one side of the P-type semiconductors are connected with the cold-end ceramic plate through the conductive metal. According to the intelligent temperature control device with the high cooling efficiency, the semiconductor refrigeration assembly is arranged, after the cooling water tank is cooled for a period of time, the temperature of cooling liquid in the cooling water tank rises, the cooling effect is reduced, the Peltier effect is generated through an N-type semiconductor and a P-type semiconductor of the electrified semiconductor refrigeration assembly, the temperature of a cold-end ceramic plate is reduced, and the cooling efficiency is improved. And the heat exchange efficiency of the cooling liquid is improved.

The invention provides a three-dimensional warehouse plate handling robot. The three-dimensional warehouse plate handling robot includes a base, walking wheels for walking on a rail, a telescopic armfor storing and taking plates and a driving device; the walking wheels are arranged on the front, rear, left and right side surfaces of the base, and the walking wheels are divided into a first groupof walking wheels for walking on a the first passage and a second group of walking wheels for walking on a second passage; the handling robot further includes a reversing mechanism, the reversing mechanism includes a reversing drive motor, an output shaft of the reversing drive motor is provided with a drive sprocket, and the drive sprocket is connected to a driven sprocket through a chain; a driven wheel shaft of the driven sprocket is connected to a reversing lead screw; a moving member in the reversing lead screw is fixedly connected to a reversing wheel shaft frame correspondingly; and wheel shafts of at least one of the first group of walking wheels and the second group of walking wheels are fixed to the corresponding reversing wheel shaft frames separately.

The invention discloses a preparation method of ultra-high purity hydrofluoric acid. The method comprises the following steps: (1) vaporizing anhydrous hydrogen fluoride, doping fluorine-containing gas containing one or more of fluorine gas, nitrogen trifluoride and oxygen difluoride to obtain first mixed gas; (2) introducing the first mixed gas into a plasma generating device to convert the impurity arsenic trifluoride, contained in the first mixed gas, into arsenic pentafluoride to obtain second mixed gas; (3) washing the second mixed gas with an aqueous solution containing metal fluoride toobtain purified hydrogen fluoride, and controlling the temperature of the aqueous solution, wherein the arsenic pentafluoride in the second mixed gas is converted into arsenate and retained in waterin the washing process; (4) selectively repeating the step (2) and the step (3); (5) dissolving the ultra-high purity hydrogen fluoride in the water and filtering to obtain purified hydrofluoric acid.The method provided by the invention is simple, efficient and low in cost, can realize continuous production, and does not bright an adverse effect to the subsequent application; furthermore, the method does not produce hazardous chemical wastes, thus being less in harm to the environment.

The invention discloses a sheet metal hexagonal nut. The sheet metal hexagonal nut comprises an inner hexagon nut body and an outer hexagon nut body, the inner hexagonal nut body is embedded in the outer hexagonal nut body, an inner sheet metal base plate is arranged on one side of the inner hexagonal nut body, inner sheet metal threads are arranged on one side of the inner sheet metal base plate, first openings are formed in the middles of the inner sheet metal threads, an outer sheet metal base plate is arranged on one side of the outer hexagon nut body, outer sheet metal threads are arranged on one side of the outer sheet metal base plate, and second openings are formed in the middles of the outer sheet metal threads. According to the sheet metal hexagonal nut, the structure is simple, the universality is high, intelligent control can be conveniently realized, matching follows the threaded precision of the cylindrical outer threads is carried out to form a connection relationship which is stable, elastic, precise and safe, the manufacturing process is simple, the energy is saved, the environment is protected, the quality is stable, the safety and reliability are high, the weight is light, the cost is low, and the application range is wider.

The invention discloses a modified structure of intelligent dense cabinet to guide reserving position of lamp, which consists of cabinet bulk and dynamic driving structure on the bottom of cabinet, wherein the whole cabinet is pressed on the rail through walking wheel on the driving shaft of dynamic driving structure; the cabinet is divided into several layers through baffles with several nodes for each layer; the longitude and transverse locating lamps are distributed on the cabinet, which connect CPU with the position of locating lamps corresponding to each layer and node of cabinet.

The invention discloses an LED street lamp. The LED street lamp comprises a base, an electric cabinet, a control panel, a lamp pole, a water inlet pipe, a rotary water spraying mechanism, a power supply mechanism, a bracket, a cleaning mechanism, a heat dissipation mechanism, an illumination mechanism and a PLC. The water inlet pipe is installed on one side of the base. The base is connected withthe electric cabinet through a wire. The control panel is embedded in one side of the electric cabinet. The PLC is installed in the electric cabinet. The lamp pole is welded and fixed to the center ofthe top of the base. The rotary water spraying mechanism is installed at the center of the lamp pole. The power supply mechanism is fixed to the top of the lamp pole through bolts. The bracket is fixed to one side of the top of the lamp pole through welding. The heat dissipation mechanism is fixed to the bottom of the bracket through bolts. The illumination mechanism is fixed to the bottom of theheat dissipation mechanism through bolts. The cleaning mechanism is installed on one side of the illumination mechanism. The LED street lamp is simple in structure, convenient to use and diversifiedin function.

The invention relates to an accurately controllable blood vessel surgical robot and an operation method thereof, belonging to the technical field of medical devices, comprises a robot body and a control system, the robot body includes a housing and a cleaning mechanism disposed within the housing, the cleaning mechanism includes a drive system and an imaging system, the housing is formed by a cylindrical flat section and a tapered section sealed at both ends of the flat section, The taper section is a telescopic structure, the driving system comprises a bi-directional pump, a motor and a direction control device, the direction control device comprises an inlet branch pipe, an outlet branch pipe and a flow regulating valve, the telescopic structure comprises an elastic inner circumference and a waveform periphery arranged between the elastic inner circumference and the flat section, and also comprises a telescopic driving mechanism. The robot of the invention is visible, controllable, high in safety, good in stability, simple in structure, convenient in operation, low in use cost, and provides the possibility for real conversion.

A two-freedom-degree vibration restraining system applied to a high-altitude building robot operating platform comprises a force sensor, two driving rods with the same length, two driven rods with the same length, a horizontal adjusting motor, a magnetic powder clutch, a rotary type magneto-rheological damper, an installing plate and a vertical vibration reducing mechanism. The two-freedom-degree vibration restraining system is characterized in that two installing seat area arranged on the inner surface of the installing plate; each installing seat is connected with the front end of one driving rod through a driving rod controlling shaft, the tail end of each driving rod is connected with the front end of one driven rod, and the tail ends of the two driven rods are connected together; the installing plate, the driving rods and the driven rods form a planar five-connecting-rod mechanism; and the planar five-connecting-rod mechanism can move in a plane perpendicular to the inner surface of the installing plate and has two freedom degrees. The vertical vibration reducing mechanism is arranged on the outer surface of the installing plate.

The invention relates to the field of industrial automation, in particular to a high-precision station switching device simple in structure and low in manufacturing cost. The high-precision station switching device comprises a working table, a station rotating plate, a servo motor and a constant-torque motor. A reduction box, the servo motor and the constant-torque motor are disposed on the working table. The reduction box comprises a body, an output end, a first input end and a second input end. The station rotating plate is connected with the output end of the reduction box. The servo motor is connected with the first input end of the reduction box. The servo motor provides drive torque for the first input end. The constant-torque motor is connected with the second input end of the reduction box and provides resistance torque for the reduction box. The drive torque output by the servo is more than two times of the resistance torque output by the constant-torque motor.

The invention relates to the technical field of water attach pressure release valves, in particular to a blade motor directly driven multi-redundance electromagnetic piloted safe water attack pressure release valve. The valve comprises a handwheel, a blade motor, a valve cover, an electromagnetic piloted valve, a mechanical piloted valve and a main valve body. A special-shaped outer thread plug is rotatably connected with the valve cover, and the blade motor is used for driving the special-shaped outer thread plug to rotate; an oil path between the main valve body and the gear motor is provided with the electromagnetic piloted valve, the mechanical piloted valve, a first stop valve and a second stop valve. An oil inlet of the main body is provided with a pressure sensor, and the controller acquires a pressure value of the pressure sensor and controls the electromagnetic piloted valve to reverse according to the pressure value. The blade motor directly driven multi-redundance electromagnetic piloted safe water attack pressure release valve solves the problem that an existing water attach pressure relief valve cannot relieve pressure automatically during use.

The invention discloses a method for timely supply to chain supermarkets, comprising the following steps: S1: Acquire the sales volume Mn of a fast-moving product in multiple delivery cycles of the chain supermarket; S2: obtain the sales volume Mn of multiple delivery cycles Calculate the average value to obtain the average sales volume M'; S3: when delivering goods to chain supermarkets, use M'*(1+a); the a is a floating coefficient, and the value of a is greater than 0 and less than 1 ; S4: For the next shipment of chain supermarkets, if the remaining quantity of the chain supermarket is greater than M′*a, then the current shipment will be M′*(1‑a); if the remaining quantity of the chain supermarket is less than M ’*a, then the current delivery volume adopts M′*(1+a); execute S4 again. The method of the present invention for timely supply to chain supermarkets ensures that the probability of out-of-stock or overstock is reduced, and it is easy to realize the intelligent control of the delivery quantity, which is beneficial to the sales of fast-moving products.

The invention discloses an operation and display device for an intelligent home, and relates to the technical field of intelligent homes. Two ends of a frame are both provided with positioning mounting frames; a touch display screen is arranged on the frame; a connector is arranged on the left side wall of the frame; a human body detection sensor is arranged at the upper side of the frame; the human body detection sensor is connected with the input end of a controller; the output end of the controller is respectively connected with one end of a control switch, one end of an information distributor and a cooling sheet; the other end of the control switch is connected with a power end of the touch display screen; the control end of the touch display screen is connected with the control end of the controller; the other end of the information distributor is connected with the connector; and the storage end of the controller is connected with the memory. Intelligent control can be realized, energy can be saved, the service life is prolonged, the operation is simple and convenient, and the work efficiency is high.