25results about How to "Accurate control operation" patented technology

The invention discloses a data isolation and privacy protection method and system for a data security large model, and relates to the technical field of artificial intelligence, the method comprises the following steps: setting an independent storage area for each enterprise in an external knowledge base in advance, and transmitting encrypted data to the corresponding storage area based on an enterprise identifier, setting corresponding access authority for the encrypted data of each storage area; judging whether the user identity information and the user access permission information are compliant or not, extracting a keyword corresponding to the user demand information under the compliant condition, and performing similarity retrieval in an external knowledge base based on the keyword to obtain corpus data with the highest similarity with the keyword; the corpus data and the user requirements are jointly input into the large data security model to generate the data security document, and the problems that in the prior art, data security isolation and privacy protection cannot be achieved, and security and compliance use of data in the whole process cannot be guaranteed are solved.

The invention discloses an automobile part grinding control system, which relates to the technical field of automobile part grinding control, and ensures that a grinding tool always keeps an optimal focal length and an accurate position in an operation process by accurately controlling a first focusing instruction, a first translation instruction and a first rotation instruction. A strain sensor is introduced to monitor the deformation of the workpiece in real time, and the deformation can be found in time and compensated in real time in the grinding process. The system can optimize temperature control management for different workpiece materials by considering heat conductivity coefficients k and heat conduction factors Rczz of different materials. Multiple factors of stress distribution, heat conduction, cooling efficiency and surface smoothness are considered by integrating the grinding quality index Mzqs, the machining quality grade is generated after comprehensive evaluation is provided for the grinding quality, parameters including the grinding depth, the workpiece feeding speed and the cooling system are adjusted according to the grade result, and therefore the machining quality of the final workpiece is improved.

The device comprises a [-shaped operation frame, the [-shaped operation frame comprises an upper cross beam, a lower cross beam and a longitudinal beam, and the upper cross beam and the lower cross beam are vertically welded to the two ends of the longitudinal beam respectively. The U-shaped operation frame is lifted to the limit position by pushing the ram, the limiting insertion rod is matched with the driving mechanism to enable the U-shaped operation frame to rotate by 90 degrees, the lifting hook and the balance hook are located at the top, the portal frame is adopted as a crane, the lifting hook and the balance hook are connected through at least two steel wire traction ropes, and the U-shaped operation frame can be pulled and hoisted. The whole [-shaped operation frame is erected in a stable and vertical posture, operators and auxiliary personnel can conveniently and safely follow up, the operation frame is hoisted to the cardan shaft, the operation frame is clamped and limited through the hoop limiting part, after the cardan shaft is tightly held, the operators disassemble the cardan shaft, then the cardan shaft is hoisted out, and replacement is achieved. The hidden danger that in the prior art, a cardan shaft is prone to slipping is avoided, and safety and working efficiency are remarkably improved.

The invention belongs to the field of offshore wind power, and discloses an on-board grouting pipeline automatic transporting and assembling method which comprises the steps that 1, a pipeline is clamped through a pipeline clamping, lifting and transporting device, and the pipeline is moved to a pipeline centering, clamping and transporting device; 2, the pipeline is clamped and conveyed through a pipeline centering, clamping and conveying device, so that the pipeline is centered, and the pipeline is conveyed to a pipeline assembling and butting device; and 3, the pipelines are subjected to up-down butt-joint assembly through the pipeline assembly butt-joint device. Pipeline sections are connected through threads, and automatic installation of the pipelines is achieved.

The invention discloses an automobile falling-into-water intelligent emergency escape system and method based on posture recognition, and belongs to the technical field of automobile safety systems. The posture recognition module obtains angular velocity and acceleration data of the vehicle in real time through a vehicle-mounted gyroscope and an acceleration sensor, calculates the pitch angle and the roll angle of the vehicle, and recognizes the falling posture of the vehicle in real time. The escape control module dynamically generates an escape instruction according to the posture, controls a car door / car window and a safety belt to be unlocked, and flatly places a seat at the same time; the lighting and voice prompt module starts lighting and provides voice escape guidance in a low-light environment; the automatic alarm module sends a position signal when the vehicle falls into water and cancels the alarm after escaping from danger; the standby control module switches the standby power supply when the main power supply fails. According to the method, the falling state and posture can be accurately recognized, the escape scheme is dynamically generated, the passenger escape success rate and the system reliability are improved, and the method is suitable for the vehicle escape requirement in the complex falling environment.

The invention discloses an intelligent automobile control system with license plate recognition and path tracking functions, particularly relates to the technical field of automobile control, and comprises a license plate recognition module, a path tracking module and a vehicle control module. The system assists a traffic management department to effectively supervise and optimize related operation processes no matter which complex condition the license plate is in, ensures that the vehicle runs according to an optimal path by means of multi-sensor fusion positioning and an intelligent algorithm, greatly improves the driving safety, realizes accurate operation control, combines a real-time feedback adjustment mechanism, and improves the driving safety of the vehicle. The intelligent degree of the vehicle is improved, driving is easier, and the riding experience of passengers is optimized.

The invention provides a vehicle-mounted braking execution circuit driving method and device and a medium, and relates to the technical field of braking systems. Connecting a power supply of a vehicle-mounted brake execution motor to a vehicle-mounted brake execution circuit; judging whether the power supply is reversely connected according to the power supply reverse connection protection module; if the power supply is not reversely connected, according to the main control unit, whether the vehicle-mounted brake execution motor receives the PWM waveform is judged; if yes, judging whether the PWM waveform is a forward rotation signal or not according to the main control unit, and generating a waveform signal judgment result; and on the basis of the waveform signal judgment result, a vehicle-mounted brake execution motor is controlled according to an H-bridge motor driving module, and state early warning is conducted on the vehicle-mounted brake execution motor according to a current temperature sampling module. The vehicle-mounted brake circuit solves the technical problem that an existing vehicle-mounted brake circuit lacks a power supply reverse connection protection mechanism and an effective early warning mechanism, and the failure risk of a brake system exists, and the stability, safety and response speed of the brake system are improved.

The invention relates to the technical field of zirconium and hafnium separation and extraction, and discloses a zirconium and hafnium separation and extraction method and equipment, which comprises a grinding box, a leaching barrel and a purification box, and is characterized in that a leaching mixing part is arranged in the leaching barrel; and the leaching mixing part comprises a three-blade connecting plate, a first gear, a second motor, a second gear, a first connecting rod, a third gear and a fourth gear, and the top of the first gear is fixedly connected with the interior of the leaching barrel. According to the zirconium and hafnium separation and extraction method and equipment, through the use of the leaching mixing part, when mineral powder and a leaching agent which enter the leaching barrel are efficiently mixed, the leaching agent can enter the leaching barrel under the action of a feeding opening, then the mineral powder in a collecting box can be quantitatively put into the leaching barrel, and the leaching agent can be fed into the leaching barrel; the problem of how to mix leaching and mineral powder is effectively solved, the effect of higher efficiency during leaching and mixing can be achieved, and a basis can be provided for subsequent separation.

The utility model relates to the technical field of hydraulic control, in particular to a pump truck arm support digital multi-way valve, which comprises an oil inlet connector, a reversing connector, a tail connector, a digital controller and a way valve reversing valve plate, a plurality of groups of studs are mounted on the oil inlet connector, an LS pressure relief valve is mounted at one end of the oil inlet connector, and the tail connector is mounted at the other end of the oil inlet connector. A bus temperature sensor and a bus pressure sensor are installed at one end of the tail link, and a manual reversing mechanism is installed at one end of the digital controller. Bus digital control can be achieved through electronic elements such as the integrated digital controller and the sensor, influences caused by factors such as valve element pressure, oil viscosity and pilot pressure can be detected and compensated in real time, system delay can be reduced, system control precision can be improved, and the service life of the system is prolonged. Meanwhile, electronic elements integrated in the system form a multi-way valve safety detection system, and the functions of fault detection, direction indication, LED lamp display and the like can be provided.

The embodiment of the invention discloses cooking equipment, which comprises a pot body rotatably arranged on a mounting seat and a stirring piece arranged in the pot body, a position sensor with an induction point is arranged on the mounting seat, and at least one positioning pin capable of being sensed by the induction point is arranged on a rotating part of the pot body. And the vertical projection of the positioning pin and the vertical projection of the stirring piece are kept at a preset relative position. The embodiment of the invention further discloses a corresponding automatic cooker and cooking equipment. The stirring part can be precisely placed at the preset position, such as the vertical position or the horizontal position, after cooking is finished, food materials can be conveniently taken and placed, and precise control operation such as fixed-point swinging on the pot body based on the position can be achieved.

The embodiment of the invention discloses an epoxy material defect repairing device and method based on infrared focusing heating and a medium. The device comprises an image collector, a defect locator, a console, a focusing controller and a focusing device, and the image collector is used for collecting epoxy material image data; the defect locator is used for detecting the state information of the epoxy material and acquiring the information of the epoxy material according to the image data of the epoxy material; the console is used for acquiring epoxy material defect data according to the epoxy material information, and matching optimal repair data according to the current epoxy material defect data; the focusing controller is used for outputting a repairing signal for repairing the defective epoxy material by the focusing device according to the optimal repairing data; and the focusing device is used for generating infrared radiation according to the repair signal and focusing the infrared radiation to the defective epoxy material so as to perform defect repair on the defective epoxy material. And infrared radiation is generated through the focusing device and is focused on the defective epoxy material, so that accurate repair of the defect is realized.

The invention provides an air pollutant purification system and method, and relates to the field of air pollutant purification, the air pollutant purification system comprises a freezing assembly, an air circulation assembly, a desorption assembly and a discharge assembly, various gaseous pollutants can be treated through a liquid nitrogen freezing technology which is difficult to achieve through a single technology, the gaseous pollutants are frozen or liquefied through low temperature, and the gaseous pollutants can be treated through a desorption assembly. Various pollutants can be efficiently removed in a short time. Besides, the air pollutant purification system comprises three working conditions of purification, desorption and emission, and the three working conditions are tightly matched to form a closed-loop system, so that efficient purification of various air pollutants is realized. The arrangement of a closed-loop system ensures thorough removal of pollutants and efficient operation of the system, and has extremely high energy utilization efficiency and environmental protection property.

The utility model discloses a self-adaptive moment control automobile winch, and relates to the technical field of automobile winches, the self-adaptive moment control automobile winch comprises a setting plate and a clamping plate, the clamping plate is installed on the surface of the top end of the setting plate, a protective shell is installed on the surface of one side of the clamping plate, a moving groove is installed on the inner wall of the protective shell, and the moving groove is located in the setting plate. A rotating speed detector is installed on the surface of one side of the moving groove, and a controller is installed on the surface of the top end of the protective shell. When a heavy object is pulled, the reverse rotation speed detector can detect slow rotation of the rotation speed gear, so that the output power of the motor is increased through the controller again, self-adaptive control over the moment of the automobile winch is achieved, and the problems that in the prior art, an automobile winch cannot achieve self-adaptive control, and the torque of the automobile winch cannot be changed are solved. And the motor of the automobile winch forcibly drags to generate overload, so that the automobile winch is scrapped.

The application provides a continuous pushable blood sampling pen, and relates to the technical field of blood sampling pens. The blood sampling pen comprises a key structure, a transmission unit, a needle withdrawing structure and a depth adjusting assembly. The needle withdrawing structure is connected with the transmission unit, and the relative position relationship between the depth adjusting assembly and the transmission unit in a first direction has a first state and a second state. The first direction is a circumferential direction around a first axis. When the depth adjusting assembly and the transmission unit are in the first state, the pushing force of the key structure in the first direction acts on the transmission unit to push the blood sampling needle in the blood sampling needle fixing assembly in the direction of the first axis. When the depth adjusting assembly and the transmission unit are in the second state, the pushing force of the key structure in the first direction is prevented from acting on the transmission unit, so as to avoid the blood sampling needle in the blood sampling needle fixing assembly from being pushed out. The convenience of operation when the needle is withdrawn is ensured, and the problem of blood sampling needle failure caused by accidental operation of an operator during blood sampling is prevented.

The present invention relates to the field of intelligent lighting technology, and discloses a lighting circuit intelligent switch control system based on data coupling, including a wall, an entrance and exit, a door body and a matching door lock, a control frame is installed on the wall surface on the matching door lock side, and a control panel is movably installed on the inner side of the control frame, an intelligent switch component is installed on the front surface of the control panel, and a control screen is installed on the rear surface of the control panel, a data transmission module is installed on the top of the control frame, a storage box is connected to the edge of the side surface of the control frame via a connecting shaft, a distribution board is installed on the rear surface of the storage box, a shaft block is movably installed inside the distribution board on one side of the assembly panel, an emergency drive mechanism is installed on the other end of the shaft block, and a detection mechanism is installed on the surface of the control frame below the emergency switch. The intelligent switch control system of the present invention is based on a household distribution box, is flexible to use, can detect user entry and exit, intelligently promotes the realization of the lighting system, performs reasonable switch grouping, and has an emergency processing function.

This invention discloses an integrated automated production line equipment for inserting and unloading PCBs, comprising an inserting and unloading machine, a first inserting flybar, a second inserting flybar, and an inserting and unloading machine aligned with the inserting and unloading machine, arranged sequentially from the board infeed conveyor to the board return conveyor. The inserting and unloading machine has a first station and a second station, both arranged along a first direction. The inserts are conveyed to the first station for docking and then transferred to the second station to complete the PCB insertion and unloading operation. The first inserting flybar docks with the inserting and unloading machine to convey the inserts to the main line; the second inserting flybar transports the inserts from the main line to the inserting and unloading machine. This design achieves automated PCB insertion and unloading operations, realizing a fully automated electroplating process. Simultaneously, it features a stable structure, minimal human intervention, reduced labor costs, and no damage to the PCBs, resulting in high production efficiency.

The invention discloses a long-distance heat supply system supply and demand balance scheduling method based on heat storage tank flow regulation. The method comprises the steps that a primary network supply and demand imbalance operation condition identification model in an urban area is established; a heat storage tank is additionally arranged on an urban external long-distance heat transfer network between a heat source and a pressure separation station of an original long-distance heat supply system, and a long-distance heat supply system with the urban external long-distance heat transfer network and an urban internal primary network cooperating with the heat storage tank is formed. Setting a heat storage and release flow regulation characteristic of the heat storage tank of the long heat transfer network outside the urban area; establishing a hydraulic working condition calculation model of the long-distance heat supply system in which the long-distance heat supply network outside the urban area and the primary network in the urban area are coordinated, wherein the long-distance heat supply network comprises the heat storage tank; the flow of the heat source supplied to the long-distance heat transfer network, the heat storage tank and the pressure separation station in each time period is distributed; and a water pump and a valve which are correspondingly communicated with the long-distance heat transfer network are regulated and controlled, and the total flow of the pressure isolation station is distributed to each heating station according to the regulation and control target temperature of each heating station.

The utility model relates to the technical field of demonstration devices, and discloses an angle-adjustable exhibition hall demonstration device, which comprises a display screen. The supporting disc is arranged at the bottom of the display screen; the supporting cylinder is arranged at the top of the supporting disc; the lifting assembly is arranged in the supporting cylinder and controls the display screen to ascend and descend; the first adjusting assembly is arranged above the supporting disc and used for adjusting the vertical angle of the display screen; the second adjusting assembly is arranged in the supporting disc and used for adjusting the transverse angle of the display screen; a second motor is fixedly connected to the inner wall of the bottom end of the supporting cylinder. The vertical angle of the display screen is adjusted through the first adjusting assembly, the transverse angle of the display screen is adjusted through the second adjusting assembly, the limitation that a traditional device can only be adjusted in the longitudinal direction is overcome, audiences can obtain a good viewing angle from different directions such as the side face or the inclined side, and the displayed content can be comprehensively and clearly viewed; and the visiting experience of the audience is greatly improved.

The present application discloses a gas-tight sampling device, which belongs to the field of gas sampling technology, and includes a sampling joint, a sleeve, a sampling bottle, an operating rod, a connecting structure, a blocking plate, a reinforcement structure, an opening and closing structure, and a triggering structure. The opening end of the sleeve is detachably connected to the sampling joint through a connecting structure, the blocking plate is used to block the sampling joint, and the reinforcement structure is used to fix the blocking plate and the sampling joint; the sampling bottle has a coaxially arranged annular partition, and an annular piston body slides in the piston cavity; the operating rod is used to release the fixing of the blocking plate by the reinforcement structure through the opening and closing structure, and the operating rod is used to drive each piston body to slide in turn through the triggering structure. The present application can realize sampling of the sampling bottle directly in the production environment, while taking into account the airtightness of the production environment before and after sampling, thereby improving the accuracy of sampling detection.

A cover member of a container closure device has a cover surrounding structure and a cover tube structure, wherein the rear end of the cover tube structure is open, the cover surrounding structure and the cover tube structure are connected to each other and are in an annular sleeve structure, and the cover surrounding structure can be connected and sealed with the neck of the container; the head end or / and the tail end of the cover member are provided with a positioning control mechanism, the head end of the cover tube structure is provided with a cover tube outlet, the inner wall of the cover tube structure is provided with a buckle or a thread, and the tail end of the cover member is provided with a serrated structure that can engage with other components; the cover member is easy to assemble with other components to form container closure devices of various structural modes, has an anti-theft opening structure, and has good control operability. The present invention also provides the use of the cover member in the preparation of a container closure device, and a container closure device including the cover member.

The present invention discloses an energy-saving control method and controller for a clean air-conditioning system based on deep learning, the method comprising: calibrating target clean parameters of the current space, collecting the clean parameters of the current space, the target clean parameters comprising: indoor and outdoor pressure difference, air particle size, temperature, humidity, air flow rate, and indoor pollution source data; calculating the target difference between the clean parameters of the current space and the target clean parameters, inputting the target difference into a speed prediction model, and obtaining predicted speeds of a filter fan and an exhaust fan; calculating the current system energy consumption according to the predicted speeds of the filter fan and the exhaust fan of the clean air-conditioning system, evaluating the current system energy consumption and real-time clean parameters, and obtaining a real-time evaluation value; judging whether the real-time evaluation value is the optimal evaluation value, if so, using the predicted speed for control, otherwise adjusting the speeds of the filter fan and the exhaust fan of the clean air-conditioning system according to the difference between the real-time evaluation value and the optimal evaluation value.

The invention provides a vacuum cooling crystallization process of DMT (Dimethyl Terephthalate) in a process of recovering PET (Polyethylene Terephthalate) by a chemical method, which comprises the following steps: conveying a reaction liquid of an ester exchange reaction kettle to a DMT crystallizing tank, carrying out vacuum cooling on the DMT crystallizing tank after the reaction liquid is conveyed to separate out DMT crystals, and enabling evaporated gas-phase methanol to enter a condenser group; nitrogen is introduced into the DMT crystallizing tank, normal pressure in the tank is recovered, then the DMT slurry in the tank is discharged into a DMT slurry storage tank, and a discharging pipeline of the DMT crystallizing tank is cleaned. According to the vacuum cooling crystallization process for DMT in the process of recovering PET by the chemical method, the quality of a DMT product is improved, DMT crystals with the particle size distribution being close to 150-200 [mu] m are obtained, and the yield of the DMT product is up to 90-93%.

The invention relates to the technical field of intelligent lighting, and discloses a lighting circuit intelligent switch control system based on data coupling, which comprises a wall body, an entrance and exit, a door body and a matching door lock, a control frame is mounted on the surface of the wall body on one side of the matching door lock, a control panel is movably mounted on the inner side of the control frame, and an intelligent switch piece is mounted on the surface of the front end of the control panel. A data transmission module is mounted at the top end of the control frame; a storage box is connected to the edge of the surface of the side edge of the control frame through a connecting shaft; a switchboard is mounted on the surface of the rear end of the storage box; a shaft block is movably mounted in the switchboard on one side of the assembly disc; a detection mechanism is mounted on the surface of the control frame below the emergency switch. The intelligent switch control system is based on a household distribution box, is flexible to use, can detect access of users, intelligently promotes realization of a lighting system, carries out reasonable switch grouping, and has an emergency processing function.

This utility model discloses a high-pressure microenvironment vapor deposition device, relating to the field of vapor deposition technology. It includes a fixed structure, with a sample structure mounted at the bottom of its inner cavity. The fixed structure includes a base, and a sealing cover is mounted at the bottom of the base. A sealing cover door is rotatably connected to one side of the outer wall of the sealing cover. Air inlets are provided on both sides of the outer wall of the sealing cover. Through the coordinated operation of a stepper motor, a transmission rod, and a rotating rod, the opening and closing of the sealing plug is precisely controlled, thereby controlling the opening and closing of the nozzle of the first spray tube and thus precisely controlling the thin film processing flow. Furthermore, a high-pressure automatic valve and specific structure in the second sealing tank can automatically open the nozzle to precisely coat the defective area upon detection of coating defects. Combined with real-time infrared thermal imaging monitoring, compared to traditional devices, this achieves intelligent and controllable operation of thin film processing, not only ensuring the quality of film coverage but also efficiently repairing defects and improving the overall processing effect.

The invention discloses a direct-current circuit breaker and a mobile computing circuit breaker non-fault side current clearing method, relates to the technical field of power electronics, and aims to solve the problem that the non-fault side current of a circuit cannot be quickly cleared in the prior art. The technical method provided by the invention comprises the step of introducing a mobile computing technology in a satellite network to solve the problem of eliminating non-fault-side current by a direct-current circuit breaker. On a satellite network, non-fault side current of each circuit breaker is calculated by using a mobile computing technology, and a clearing value of the non-fault side current is calculated. And then, transmitting the clearing value to the position of each circuit breaker, and carrying out current clearing through a control signal of the designed capacitor reusability direct current circuit breaker.