6results about How to "Realize remote transmission" patented technology

The utility model discloses a remote reclosing control device of miniature circuit breaker with energy metering remote transmission, including casing, display screen, motor, output shaft, motor drive gear, variable speed gear group, output drive gear and circuit board, casing is fixed through bolt connection on the lateral wall of the shell of miniature circuit breaker, and the outer end portion of output shaft passes through the lateral wall of casing and miniature circuit breaker, and after, with the rotating shaft fixed connection of the opening and closing mechanism in the chamber of miniature circuit breaker, the motor drive gear on motor rotating shaft is connected with the output drive gear of output shaft through the meshing transmission of variable speed gear group, be equipped with MCU central processing unit, clock module, AD sampling module, 4G communication module, power module, storage module, motor drive module and display unit on the circuit board, and the power cord of power module is connected with the wiring terminal of miniature circuit breaker, and AD sampling module is connected with miniature circuit breaker through wire, and the working state signal of miniature circuit breaker is gathered.

The invention discloses a pre-flood hydrological forecasting factor rapid identification method and system based on environmental perception, and the method abandons a conventional forecasting mode which depends on a hysteresis index after a flood occurs, and achieves the rapid and accurate identification of a hydrological forecasting factor through sensing a key environmental factor before the flood occurs. The design system comprises an environment factor sensing module, a data preprocessing module, a factor rapid screening module, a model training optimization module and an identification result output module, and the pre-flood environment data such as the soil water content, the early-stage accumulated rainfall and the vegetation coverage are collected and preprocessed, and then a multi-algorithm fusion screening strategy is adopted. The method can quickly lock the core forecasting factor with strong relevance to flood generation, provides advance support for hydrological forecasting, and solves the technical problems that the traditional hydrological forecasting factor is lagged in identification and poor in timeliness. The hydrological forecasting method remarkably improves the perspectiveness and accuracy of hydrological forecasting, and is suitable for scenes such as basin flood early warning and water resource scheduling.

The utility model discloses an electromagnetic locking device for an air door. The electromagnetic locking device comprises a hardware function module unit, a central control unit, a wireless transceiving transmission system, a working power supply and a shell, the hardware function module unit comprises a reed switch magnetic proximity switch, an electromagnetic explosion-proof magnetic lock and an audible and visual alarm; the central control unit takes an STC12 single-chip micro-processing system as a core and is matched with an onboard MOSFET (Metal-Oxide-Semiconductor Field Effect Transistor); the wireless transceiving transmission system is based on a Lora technology, the working frequency is 410-525MHz, and a differential bus communication mode is adopted; the working power supply is an intrinsic safety explosion-proof power supply of 127V AC-12VDC, the shell is an explosion-proof box, wires of the electromagnetic explosion-proof magnetic lock, the audible and visual alarm and the reed switch magnetic proximity switch are connected into the explosion-proof box, and an antenna of the wireless transmission module is externally arranged and fixed in the explosion-proof box. The system has the advantages of high safety, strong reliability, good practicability and high intelligent degree, and can effectively guarantee the ventilation safety of the coal mine and improve the management efficiency.

The utility model discloses a remote transmission communication device based on automatic link establishment, which comprises a remote transmission transceiving module, a surge protection network, a link monitoring module and a control module, and is characterized in that the link monitoring module and the remote transmission transceiving module are electrically connected with the control module; the surge protection network and the link monitoring module are electrically connected with the remote transmitting and receiving module, the surge protection network is electrically connected with a covered wire, and the remote transmitting and receiving module is electrically connected with an upper computer. According to the utility model, after the covered wire is connected with the remote transmitting and receiving module at the far end, the control module detects the link synchronization state, and performs master-slave mode switching according to the link state to realize automatic link establishment, thereby realizing remote transmission of data at two ends.

The invention discloses an Ai system for intelligently detecting pig backfat, eye muscle depth and eye muscle area, and relates to the technical field of livestock and poultry breeding detection. The device comprises a rack, a detection assembly, a positioning assembly and a control system, the rack is of a frame type structure, universal wheels with brake pads are arranged at the bottom, and a limiting and positioning mechanism is arranged at the front end. The detection assembly comprises a B ultrasonic host and a high-frequency ultrasonic probe; the positioning assembly comprises a height adjusting module, a front-back displacement module and a double-infrared distance meter; the control system is integrated in a B ultrasonic host, a PID adjusting algorithm and a data processing module are arranged in the control system, and automatic accurate positioning of a probe, ultrasonic data collection and error correction are achieved. Through collaborative innovation of a mechanical structure and an algorithm, a probe does not need to be held manually, the detection requirements of pigs of different varieties and different growth stages can be quickly met, the detection efficiency and the data accuracy are remarkably improved, meanwhile, data storage and export are supported, and reliable data support is provided for pig breeding and breeding.

The invention relates to a vibration and deviation optimizing device for a cooling fan of a generator unit. The vibration and deviation optimizing device comprises a vibration monitoring and adjusting system and an intelligent control system. The vibration monitoring and adjusting system comprises a piezoelectric vibration sensor, an adjustable balancing weight, a T-shaped sliding block and a micro driving motor; the piezoelectric vibration sensors are uniformly and annularly distributed on a shell of the fan driving motor; the adjusting balancing weight is connected with the T-shaped sliding groove in the fan hub in a sliding mode through the T-shaped sliding block. The adjustable balancing weight is rigidly connected with the micro driving motor through a coupling and a threaded screw rod; and the micro driving motor is coupled with the intelligent control system through electric signals. The invention further relates to a monitoring method using the vibration and deviation optimization device for the cooling fan of the generator unit. The problems of vibration and deviation of the cooling fan in the operation process are effectively solved, the operation stability and the cooling efficiency of the cooling fan are improved, the service life of the cooling fan and the service life of a generator unit are prolonged, and the maintenance cost is reduced.