191results about How to "Realize remote control" patented technology

The invention relates to the technical field of data processing, in particular to an intelligent logistics platform management system and method based on multi-source data. The method comprises the following steps: acquiring cold-chain logistics order data; performing multi-type cargo temperature control demand processing on the cold-chain logistics order data to generate cargo temperature control demand data; performing multi-node temperature control task decomposition on the cold-chain logistics order data through the cargo temperature control demand data to generate multi-node fine temperature control task data; performing cold chain abnormal feature analysis according to the multi-node fine temperature control task data to generate abnormal temperature control processing scheme data; and carrying out transportation-junction point temperature control correction according to the abnormal temperature control processing scheme data, and carrying out cold chain quality weighted scoring to generate logistics quality scoring data. According to the invention, through cold chain task decomposition and cooperation of multiple transportation nodes, intelligent cold chain logistics management is realized, and the temperature control management efficiency and cargo quality guarantee of cold chain logistics are improved.

The invention discloses an energy consumption optimization control method and system for heating and ventilation equipment, and the method comprises the steps: carrying out the comprehensive evaluation of the energy consumption condition of the heating and ventilation equipment, and recognizing the current energy consumption condition and energy-saving potential of the equipment; the system is connected with heating and ventilation equipment through the Internet of Things technology, and collects parameters of the heating and ventilation equipment in real time. Based on the preprocessed data, establishing energy consumption models of the water chilling unit, the cooling tower, the freezing pump and the cooling pump; building an energy consumption prediction regression model by adopting a decision tree algorithm, and predicting the total energy consumption of the heating and ventilation system in real time; according to the predicted energy consumption data, an optimization control strategy of the heating and ventilation equipment is formulated in combination with a set energy consumption control objective function; and applying the formulated optimization control strategy to the heating and ventilation equipment, carrying out real-time monitoring and feedback, and carrying out iterative optimization on the control strategy according to an actual effect. According to the method, comprehensive evaluation, real-time monitoring and optimal control of the energy consumption of the heating and ventilation equipment can be realized, and a powerful guarantee is provided for energy conservation and emission reduction of a building.

The invention relates to the technical field of wind power generation, and discloses a wind turbine generator set with a vibration reduction function and a construction method thereof.According to the wind turbine generator set with the vibration reduction function, a vibration reduction structure is additionally arranged, and the two elastic ends, arranged in the axial direction, of an elastic buffering piece are connected with the outer wall of a tower drum and the inner wall of a sleeve correspondingly; the elastic buffering piece can effectively absorb and relieve vibration of the sleeve, vibration impact borne by the tower drum is reduced, the overall stability of the wind turbine generator is improved, and safe and stable movement of the wind turbine generator is guaranteed. Compared with a conventional scheme that the diameter or the wall thickness of the tower drum is increased, the damping structure is simple in structure, convenient to install and maintain and low in cost.

The invention discloses an intelligent LED bulb capable of dimming and Bluetooth control. The bulb comprises an LED lamp body, a dimming circuit, a Bluetooth module and a control circuit. Through the Bluetooth module, the bulb can be connected with a mobile device, and brightness and color temperature can be remotely adjusted through an application program. A user can control the brightness and the color temperature of the bulb through an application program and switch different illumination modes. In addition, the intelligent LED lamp bulb supports networking of a plurality of lamp bulbs controlled through Bluetooth, and the synchronous control and scene switching functions are achieved. The system is suitable for smart home and other lighting systems needing dimming and Bluetooth control, and has the characteristics of humanization and convenient control. And through an intelligent learning function and an energy efficiency management module, energy conservation, high efficiency and intelligent adjustment are realized, and personalized requirements in different scenes are met.

The utility model discloses an intelligent vacuum circuit breaker, which comprises an operating main shaft, an isolating switch shaft, a solid-sealed polar pole and a grounding switch, the operating main shaft and the isolating switch shaft are respectively driven to rotate by a circuit breaker electric operating mechanism and an isolating switch electric operating mechanism, and an insulating shell of the solid-sealed polar pole is provided with a current sensor and a voltage sensor. The operating main shaft drives a breaker moving contact and a breaker static contact to be in contact or separated through an insulating pull rod, the insulating pull rod is provided with a pressure sensor, the breaker static contact is connected with one end of an isolation switch disconnecting link, and an isolation switch shaft drives the other end of the isolation switch disconnecting link to be in contact or separated from an isolation static contact. The circuit breaker electric operating mechanism is provided with a remote communication antenna and a control module. The purpose of the utility model is to provide an intelligent vacuum circuit breaker, which enables a 35kV prefabricated substation to completely realize remote control, state measurement and health monitoring, improves the operation efficiency, and realizes remote control of the health state of equipment.

The invention relates to the technical field of intelligent control of air conditioners, in particular to a remote control method of a cross-brand combined multi-split air conditioner, which comprises the following steps that a protocol conversion controller with a built-in communication module is connected into a cross-brand multi-split air conditioner system, and the communication module establishes communication with a cloud platform; the cloud platform adopts an independent communication protocol and issues an instruction to the protocol conversion controller through the communication module; the protocol conversion controller receives the instruction, converts the instruction into a communication protocol matched with each part of the multi-split air conditioner, and simulates other equipment to establish communication with target equipment; all parts of equipment of the multi-split air conditioner transmit data, protocol conversion is carried out through the protocol conversion controller according to the actual operation requirements of an indoor unit or a wire controller, the data are uploaded to the cloud platform through the communication module, and after the cloud platform calls an algorithm to simulate a correct instruction, feedback control is carried out. By means of the protocol conversion controller with the built-in communication module, communication with the cloud platform is established, instruction issuing or receiving is achieved, and then remote control is achieved.

The invention discloses an abnormal working condition online adjusting and processing system of a long-distance pipeline conveying slurry concentration system. The abnormal working condition online adjusting and processing system comprises an upstream incoming material pipeline, a feeding collection box is arranged below an outlet of the upstream feeding pipeline; an emergency pipeline with the tail end leading to the ore pulp distribution box is further communicated with the upstream feeding pipeline between the feeding concentration meter and the flow meter, and an emergency pipeline switch electric valve is arranged on the emergency pipeline; a thickener is arranged below the outlet end of the feeding collection box; the lower end of the thickener is communicated with an inlet of the underflow pump through an underflow pump inlet pipeline; an outlet of the underflow pump is communicated with an underflow pump outlet pipeline, the tail end of the underflow pump outlet pipeline is divided into two paths, one path is a self-circulation pipeline leading to the feeding collection box, and the other path is a normal pulp conveying pipeline leading to the pulp distribution box; the invention further discloses a corresponding processing method. Through diagnostic analysis and targeted treatment of abnormal working conditions of the concentration system, safe and stable operation of the concentration system is ensured, rake pressing of the thickener can be effectively avoided, and investment is saved.

The invention discloses an Internet of Things equipment remote control method and platform, a storage medium and a program product, and relates to the technical field of data transmission, the Internet of Things equipment remote control method comprises the following steps: in response to a control instruction for second Internet of Things equipment, generating a control message, the first Internet of Things device and the second Internet of Things device are connected through an ad-hoc network, the control message is packaged based on the device identifier of the second Internet of Things device in the control message and a device analysis table generated during ad-hoc network, a target packaging message with a physical address of the second Internet of Things device is obtained, and the target packaging message is sent to the first Internet of Things device. And sending the target encapsulation message to a server, so that the server sends the target encapsulation message to the second Internet of Things equipment, thereby realizing remote control of the second Internet of Things equipment, and performing message transmission through the method without extra information encapsulation and analysis programs, thereby improving the message transmission efficiency and improving the message transmission efficiency. Therefore, no extra program development cost is generated.

The utility model relates to an air knife fan remote control system which comprises an air knife device, the air knife device is provided with an air inlet pipe, an inlet of the air inlet pipe is connected with a fan, the fan is a frequency conversion fan, an input end of the frequency conversion fan is provided with a frequency converter, the frequency converter is used for adjusting the rotating speed of the fan, and the middle of the air inlet pipe is provided with a pressure sensor. The outer end of the pressure sensor is connected with a controller; the controller is in signal connection with the frequency converter; the air knife air pressure is detected through the air pressure sensor, the PLC controls the frequency of the frequency converter, it is ensured that the air knife air pressure is stable, and remote control is achieved.

The invention discloses an immersive intelligent bed interaction system and method based on a biological radar, and belongs to the field of intelligent home furnishing.The immersive intelligent bed interaction system comprises a biological radar monitoring module, an emotion recognition algorithm module, an intelligent bed body control module, an entertainment system module, an environment control module and a health management system module; the biological radar monitoring module is in communication connection with the emotion recognition algorithm module, so that the emotion recognition algorithm module can recognize the emotion state of the user according to the collected physiological data. According to the immersive intelligent bed interaction system and method based on the biological radar, the emotional state of the user can be recognized, various parameters of the intelligent bed can be automatically adjusted, and personalized and immersive sleep and entertainment experience can be provided. And by adopting an advanced machine learning algorithm and a radar technology, physiological data and behavior characteristics of the user are captured, the states of the bed body and the mattress are recognized and adjusted in real time, and the sleep quality and comfort of the user are improved.

The invention discloses a vehicle remote control method and device and a vehicle-mounted T-BOX.The vehicle remote control method and device are applied to the vehicle-mounted T-BOX.The method comprises the steps that the communication state of a cellular network on the vehicle-mounted T-BOX is detected; and if the cellular network is in an unavailable state and the vehicle-mounted T-BOX successfully positions the communication signal of the satellite network, receiving a remote control instruction of the vehicle external terminal equipment based on the satellite communication network so as to realize remote control of the vehicle. In a vehicle remote control scene, according to the scheme, the available state of the cellular network and the satellite signal positioning state are detected, and when the cellular network is unavailable and the satellite signal is successfully positioned, the remote control instruction is received by using the satellite communication network, so that the continuity and the stability of vehicle remote control are ensured.

The invention provides an evaluation system for space single particle failure of a power device, which comprises a multifunctional test board, a power supply bias module and a remote controller, and is characterized in that the multifunctional test board comprises an extensible power device interface used for connecting multiple different types of to-be-tested power devices; the power supply bias module is connected with the multifunctional test board and is used for providing bias voltage for the to-be-tested power device and monitoring current characteristics of the to-be-tested power device; the remote controller is connected with the power supply bias module, and is used for setting a bias voltage corresponding to the power device to be tested, controlling the power supply bias module to provide the bias voltage, obtaining current characteristics, and evaluating the space single particle failure of the power device to be tested according to the bias voltage and the current characteristics; wherein the multifunctional test board and the power supply bias module are arranged in a space single-particle radiation environment, and the remote controller is arranged outside the space single-particle radiation environment.

The invention relates to the technical field of electrical equipment, in particular to an isolating switch which comprises an isolating switch body and an electric operating mechanism, the isolating switch body comprises a support and a first rotating shaft used for driving the isolating switch body to be switched on and switched off, and the first rotating shaft rotationally penetrates through the two opposite sides of the support; the electric operating mechanism comprises a shell and an electric driving module, the shell is installed on one side of the support, the electric driving module is installed in the shell and comprises a driving part and a transmission shaft, the first end of the transmission shaft is connected with the output end of the driving part, and the second end of the transmission shaft rotationally penetrates through the shell in a sealed mode and is detachably connected with the corresponding first rotating shaft; the driving part drives the transmission shaft to rotate to drive the first rotating shaft to rotate. According to the isolating switch, the integrated electric operating mechanism is used, so that remote control can be realized, the electric operating mechanism is convenient to disassemble and assemble, and the isolating switch can be used outdoors.

The invention discloses an unmanned aerial vehicle control system and method, and relates to the technical field of unmanned aerial vehicle control, the control system comprises a ground control end and an unmanned aerial vehicle end, the ground control end comprises a light source module, a signal coding unit and a light beam directional emission module, the unmanned aerial vehicle end comprises a photoacoustic receiving module, a signal decoding and processing unit and a flight control execution module, the system detects emitted sound waves through a photoacoustic effect, reversely deduces characteristic information of the intensity and frequency of optical signals, uses the optical signals as an information carrier, and performs photoacoustic conversion and acoustic signal processing, so that the flight control performance of the unmanned aerial vehicle is improved. According to the system, remote control over the unmanned aerial vehicle is achieved, meanwhile, a photoacoustic conversion and encoding and decoding mechanism is introduced, high-precision and long-distance transmission of control instructions of the unmanned aerial vehicle is achieved, and therefore the capacity of a receiving end for capturing weak signals is enhanced, and the system can flexibly deal with the signal attenuation problem under different illumination conditions and flight environments.

The invention relates to the technical field of ship seawater piping system control, in particular to a ship seawater piping system centralized control monitoring system and a control method. According to the invention, remote multi-stage monitoring and control of the whole ship seawater system can be realized, the current state of the seawater system can be timely mastered, an accurate basis is provided for operation and maintenance of a marine engine department, remote operation of equipment or timely decision-making of faults is realized, and operability and maintainability of the seawater system are greatly improved; remote control of the seawater main pipe pneumatic butterfly valve is achieved through the seawater main pipe pneumatic butterfly valve remote control system, monitoring and self-cleaning control of the working state of a seawater filter are achieved through the self-cleaning seawater filter monitoring system, and monitoring of the working state of an anti-corrosion sleeve is achieved through the anti-corrosion sleeve monitoring system. Fault links of the seawater system can be found and handled in the first time, and stable and normal operation of the whole ship seawater system is ensured.

The invention discloses an operation and maintenance robot and an operation and maintenance method for an offshore wind power platform machine room, belongs to the technical field of wind power operation and maintenance equipment, and aims to solve the technical problem that an inspection robot in the prior art is difficult to judge and solve complex problems or special faults existing in the machine. The robot comprises a walking assembly, a mechanical arm assembly, a functional assembly and a control assembly. Wherein the mechanical arm assembly is carried on the walking assembly and comprises a first degree-of-freedom assembly, a second degree-of-freedom assembly, a third degree-of-freedom assembly, a fourth degree-of-freedom assembly, a fifth degree-of-freedom assembly and a sixth degree-of-freedom assembly which are connected with one another, and the functional assembly is detachably arranged at the tail end of the mechanical arm assembly. And efficient operation and maintenance work is carried out through the mechanical arm assembly and the functional assembly. The method can be better suitable for operation and maintenance work of machine equipment under special working conditions, the application range is wide, the operation and maintenance efficiency is high, and the labor cost and the operation and maintenance risk of the offshore wind power platform machine room are reduced on the whole.

The utility model discloses a battery built-in networked remote control electric luggage case, which comprises a case body, two wheels are fixedly arranged at one end of the bottom of the case body, an electric wheel is arranged at the other end of the case body, a direction lever capable of stretching up and down is arranged in one end of the case body provided with the electric wheel, and the bottom end of the direction lever is connected with the electric wheel. A steering yoke is arranged in the box body, a speed control switch and an electric brake are arranged on the steering yoke, a driving controller is arranged in the box body, the speed control switch and the electric brake are respectively and electrically connected with the driving controller, a display screen is further arranged on the steering yoke, the display screen is used for displaying relevant parameter information, and a battery is arranged in the bottom of the box body and is electrically connected with the controller. The battery is arranged in the box body, collision of the battery is avoided, the use safety is improved, and the battery capacity can be increased and the endurance mileage can be increased due to the built-in battery. A communication sub-module is arranged in the box body, and the box body is connected with an external server through the communication sub-module, so that remote control is realized, and the use requirements of more scenes are met.

The large axial flow pump with the filtering and impurity removing functions comprises a pump shell, a filtering unit, a water pump rotating shaft and a driving motor for driving the water pump rotating shaft, the pump shell comprises a water inlet pipe, a water outlet pipe and a connecting bent pipe, and the filtering unit is installed in the water inlet pipe; a rotating wheel is installed at the position of the water pump rotating shaft, rotating blades are fixed to the rotating wheel, and a fixed flow guide plate is further installed at the position of the water inlet pipe. A filtering unit of the axial flow pump can ascend and descend, the axial flow pump is provided with a cutting knife, and the axial flow pump can be switched between a filtering state and a cutting state. According to the axial flow pump, impurities can be well filtered in the pumping process, and the impurities at the filtering unit can be effectively cleaned away well.

The utility model relates to the technical field of automatic fire extinguishing, and discloses a fire extinguishing device applied to industrial and mining vehicles and capable of realizing partition protection and repeated release, which comprises a fire extinguishing agent tank body, an inflation inlet is arranged on the fire extinguishing agent tank body, a discharge pipe is arranged on one side adjacent to the inflation inlet, and a main electromagnetic valve is mounted on the discharge pipe. The discharge pipe is connected with two spray head assemblies through pipelines, and the pipelines on the two spray head assemblies are provided with a first-area electromagnetic valve and a second-area electromagnetic valve respectively. The fire extinguishing device adopts the electromagnetic valve and the spray head assembly, fire extinguishing is performed in a targeted manner, waste is reduced, and efficiency is improved. Due to the multi-release design, the fire extinguishing agent can be released again when single-time fire extinguishing does not occur, and the effect is enhanced. Remote control is achieved through the control assembly, and the fire extinguishing process is more intelligent and automatic. The point-type / line-type temperature sensing detector monitors the temperature in the vehicle in real time, and a fire extinguishing device is started in time to prevent fire disasters when abnormity is found. The fire extinguishing device has the advantages of partitioned protection, repeated release, intelligent control and the like.

The invention relates to the technical field of rail transit monitoring, in particular to a rail transit tunnel monitoring and operation and maintenance method and system based on an autonomous robot, and the system comprises the autonomous robot, a sensor network, a data processing center and an operation and maintenance management platform. According to the rail transit tunnel monitoring and operation and maintenance method and system based on the autonomous robot, all-around monitoring including crack detection, leakage monitoring, temperature and humidity measurement, harmful gas detection and the like can be carried out on the structure, environment, equipment and the like in the tunnel, and the functions of autonomous navigation, obstacle avoidance, environment perception and the like are achieved; the system can freely move in a tunnel and carry out various monitoring and operation and maintenance operations, optimizes daily manual inspection, improves the inspection efficiency and safety index, reduces the danger and burden of manual inspection, improves the monitoring reliability and inspection efficiency through big data analysis, reduces the operation and maintenance cost, and is suitable for popularization and application. And tunnel management is promoted to develop towards a more intelligent and unmanned direction.

The invention discloses a single-person functional chair with front-back reciprocating rectilinear motion, and relates to the field of single-person functional chairs, the single-person functional chair comprises a seat, a placing disc and a bottom table, an adjusting mechanism and a driving trolley are arranged in the bottom table, the adjusting mechanism drives the driving trolley to do reciprocating rectilinear motion, the seat is matched with the placing disc, and the placing disc is arranged on the bottom table. The placing disc is fixedly connected with the driving trolley; and the seat realizes prosodic back-and-forth reciprocating rectilinear motion through the driving trolley and the adjusting mechanism through a prosodic rotation program. According to the invention, the seat can do prosodic back-and-forth reciprocating rectilinear motion, so that the dynamic and attractive force in vision or operation is enhanced; the speed and the distance are accurately adjusted, and remote control is achieved; the seat is simple in structure and convenient to disassemble, assemble and maintain, and meanwhile the types of seats can be replaced according to actual conditions.

The invention provides a teleoperation radiation-resistant metal mechanical property test sample preparation system, and belongs to the technical field of nuclear industry science, the teleoperation radiation-resistant metal mechanical property test sample preparation system comprises a cutting machine body for preparing and processing all radioactive metal samples, and the preparation system further comprises a purification system installed on the right side of the cutting machine body; the shielding system is mounted on the cutting machine body and the purification system; the cooling system is mounted on the rear side of the purification system; the automatic threading device is mounted on the cutting machine body and is used for providing uninterrupted copper wires for the sample preparation process; and the remote control system is installed at the far end and used for driving the cutting machine body, the purification system, the cooling system and the automatic wire penetrating device and monitoring the operation states of all the systems at the same time. According to the invention, the contradiction between irradiation sample preparation and harm of radioactivity to people and equipment is effectively solved, a radioactive source and an operator as well as the radioactive source and the sample preparation equipment can be isolated, and the operator and the sample preparation equipment are protected from being damaged by radiation.

The invention relates to the technical field of explosion-proof packaging operation monitoring, and particularly discloses an explosion-proof equipment operation maintenance monitoring system based on an internet of things cloud platform, which comprises a power supply module, an internet of things, a data acquisition module, a data transmission module and a data storage module, the sensor unit comprehensively monitors the operation state of the explosion-proof equipment by virtue of various sensors, for example, a temperature sensor focuses on temperature monitoring, is not interfered by other irrelevant signals, ensures that the overheating problem is timely perceived and is complementary with a fault instruction transmission anti-interference measure, and the signal conditioning unit amplifies and filters weak signals and removes electromagnetic noise in a targeted manner; in the data transmission module, an instruction noise reduction compensation unit suppresses specific frequency electromagnetic noise through band elimination filtering, frequency compensation is carried out to eliminate distortion, the anti-interference capability of fault instruction signals is improved, accurate transmission is guaranteed, and electromagnetic noise interference is solved from multiple aspects of a source end and a transmission process.

The invention discloses a book and archive management method, system and device and a medium, and the method comprises the steps: obtaining the image data of the serial number of a photographed book and archive, and obtaining the photographing position information; performing text detection on the picture data to obtain a text region in the picture data; performing text recognition on the text area to obtain file number information of the book; and binding the file number information of the book with the position information, and sending the bound information to a cloud end or a database for storage. Compared with the prior art, the method has the following advantages that the machine vision mode is adopted, the book and archive numbers are automatically recognized, the book and archive numbers and the book position relation are bound, compared with manual recording, the working efficiency is improved, meanwhile, wrong recording caused by human factors can be avoided, and the user experience is improved. Therefore, the accuracy of the book and archive information is ensured.

The invention discloses a camera exposure time control method under high-dynamic background light intensity change, and aims to solve the problem of camera overexposure caused by environment light intensity change in optical measurement. The method comprises the following steps: building a test system, and setting a camera frame rate; setting initial exposure time, and shooting an image of the measured object to obtain an optimal gray scale; adjusting parameters of the signal processing circuit; and starting the to-be-tested equipment, and obtaining the exposure time when the ambient light intensity rapidly changes. According to the invention, an open-loop control method is applied, the ambient light intensity is captured in real time through the photodiode, and the ambient light intensity is converted into the camera exposure time inversely proportional to the ambient light intensity through the signal processing circuit, so that rapid adjustment of the camera exposure time is realized. Compared with a fixed exposure time measuring method and a traditional method based on an image gray value, the method has the advantages of being high in response speed, small in calculation burden, real-time in feedback and the like, and is particularly suitable for an application scene where the light intensity changes rapidly in a high-temperature environment.

The invention relates to the technical field of welding industrial robots, and discloses an intelligent cutting head for welding industrial robot arms, which comprises a mechanical arm, a connecting end is fixedly mounted at one end of the mechanical arm, a mounting sleeve is fixedly mounted at the other end of the mechanical arm, and a connecting shaft seat is rotatably mounted in the mounting sleeve. The cutting head comprises a connecting shaft seat, a bearing end pipe is fixedly installed at the other end of the connecting shaft seat, a sleeving seat is installed at the other end of the connecting shaft seat in a sleeving mode, connecting seats are fixedly installed at the end and the two sides of the bearing end pipe, and the cutting head further comprises a cutting assembly, a connecting assembly and an adjusting assembly. Different cutting heads can be replaced and mounted according to different cutting requirements during machining while the quick dismounting and mounting capacity is achieved; and meanwhile, after a new cutting head is installed, stable connection and adjustment can be conducted, a welding robot or a workpiece does not need to be moved, and therefore the production efficiency is greatly improved, and the production cost is reduced.

The application relates to the technical field of lamps, in particular to a solar-powered flash lamp and a control system thereof, wherein the flash lamp comprises a flash lamp body, an energy storage battery connected with the flash lamp body, a solar panel connected with the energy storage battery, a wireless communication module and a control component connected with the energy storage battery, the wireless communication module receives a remote control instruction of the flash lamp body, and the control component controls the opening and closing of the flash lamp body based on the remote control instruction. Therefore, the flash lamp control technology in the related art cannot realize wireless linkage triggering, and the construction and maintenance costs are high.

This invention discloses a valve control device and system for extraction pipelines and its usage method, including a valve drive motor, a valve drive linkage, a trolley, and a track. The valve drive linkage is fixed to the rotational power output shaft of the valve drive motor, and the valve drive motor is fixed to the trolley via a motor frame. The trolley can slide along the track. The trolley drives the valve drive motor to move, and the valve drive linkage controls the valve status of each borehole pipeline. This invention controls the valve drive motor to rotate the valve drive linkage, thereby driving the valve wrench to rotate, achieving valve control of the extraction pipeline. Furthermore, by moving the trolley, the valve drive motor and valve drive linkage are moved and positioned, enabling valve control of multiple extraction pipelines. Compared to previous methods using explosion-proof electric three-way valves and explosion-proof electric check valves, this invention offers advantages such as low cost, small size, light weight, easy installation, no need for significant modifications to the extraction pipelines and valves, and a simple control system.

The utility model relates to the technical field of street lamp intelligent control systems, in particular to a street lamp internet of things intelligent control system, which comprises a monitoring center, a control terminal, a lighting load and a mobile monitoring terminal, and is characterized in that the control terminal comprises a processor, a full night lamp lighting load module, a half night lamp lighting load module and a lighting lamp lighting load module; the processor is in communication connection with the monitoring center through a Modbus TCP protocol, the processor is sequentially connected with the full-night lamp lighting load module, the half-night lamp lighting load module and the brightening lamp lighting load module respectively, and on the basis of an existing street lamp control system, the monitoring center is used for achieving digital and automatic control over street lamps in cooperation with the Internet of Things, and the intelligent street lamp control system is simple in structure, convenient to use and high in practicability. The control switching of full-night or half-full-night illumination of the street lamp is realized, and the remote control of the street lamp system can be realized through the communication connection between the mobile monitoring terminal and the monitoring center.

The utility model relates to the technical field of flow velocity detectors, and discloses a water flow velocity detector, which comprises a flow velocity detector main body. According to the water flow velocity detector, through the arrangement of the driving assembly and the limiting assembly, when the water flow velocity detector is used, a person connects remote control equipment with a flow velocity meter counter and a camera through a wireless communication technology, remote control and data transmission are achieved, then the person starts a servo motor, and the servo motor drives a threaded rod and a driving rod to rotate; the height of the flow velocity detector main body can be conveniently controlled by a person by adjusting the height of the lifting rod, so that the measurement requirements of different water depths are met, the applicability and flexibility of the equipment are improved, and the camera can monitor and record the water flow condition in real time. More information can be provided for subsequent data analysis while personnel more visually know the water flow condition, the stability of the camera can be improved through cooperative use of the fixing screw and the damping spring, the camera shooting quality is improved, and therefore the accuracy and reliability of measured data are improved.