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36results about How to "Reduce field wiring" patented technology

Medical transfusion liquid level real-time monitoring system and method based on wireless transmission

The invention discloses a medical transfusion liquid level real-time monitoring system and method based on wireless transmission. The medical transfusion liquid level real-time monitoring system comprises a nurse station monitoring center and multiple transfusion terminals, wherein each transfusion terminal comprises a power supply unit, a push-button unit, a wireless transmission unit, a singlechip, a display unit, a capacitive liquid level measuring unit and a signal converting unit; the nurse station monitoring center comprises a wireless transmission module, a power supply module, a microprocessor and a display terminal; the power supply unit, the push-button unit, the wireless transmission unit, the display unit and the signal converting unit are respectively connected with the singlechip; the capacitive liquid level measuring unit is composed of two metal sheets, and the metal sheets are opposite, clung and fixed outside a transfusion bottle to form a capacitor; and the transfusion terminals and the nurse station monitoring center are connected in a wireless communication manner, and the nurse station monitoring center is used for carrying out compiles processing on data and displaying and realizing monitoring of the nurse station monitoring center on the whole transfusion area. The medical transfusion liquid level real-time monitoring system and method can carry out concentrated and real-time monitoring on the transfusion condition of the whole inpatient area.
Owner:GUANGXI COLLEGE OF WATER RESOURCES & ELECTRIC POWER

Method for generating wiring phasor diagram by using inner data of intelligent ammeter

The invention discloses a method for directly generating a wiring phasor diagram by using inner data of an intelligent ammeter. The method comprises the following steps of extracting effective information from information of powerful inner data of the intelligent ammeter; directly generating the wiring phasor diagram of an ammeter metering loop by using software of a computer; and examining whether wires of a metering device are connected to one another mistakenly or not by using the wiring phasor diagram instead of a field calibration instrument. By using the method, field wiring is eliminated, and data are directly read from an infrared communication port or an RS485 communication port of the ammeter, and can also be remotely read from an electricity utilization information acquiring system; online monitoring of the metering device is realized; workers do not need to read the data on spot; and the method has a high effect during practical application.
Owner:JIANGSU ELECTRIC POWER COMPANY YANGZHOU POWER +3

Wireless multichannel vibration wire acquisition instrument and acquisition method thereof

InactiveCN106600924ATroubleshoot Field Deployment IssuesSolve the complex construction environment on siteTransmission systemsSignal conditioning circuitsMicrocomputer system
The invention relates to a wireless multichannel vibration wire acquisition instrument and an acquisition method thereof, and is applied to structure safety health monitoring industry. The instrument comprises a channel chip selection plate, a signal conditioning circuit, a signal acquisition circuit, a single-chip microcomputer system, a storage circuit, an exciting circuit, a RTC circuit, a zigbee wireless communication module and a vibration wire sensor. The method solves the on-site deployment problems of the multichannel vibration wire acquisition instrument and the vibration wire sensor in structure safety monitoring industry, wireless mode is used, on-site wiring is reduced, some on-site complex construction environments are solved, and construction cost is reduced.
Owner:JIANGXI FASHION TECH

Passive wireless monitoring method for missile launching canister internal environment parameters

The invention discloses a passive wireless monitoring method for missile launching canister internal environment parameters. The passive wireless monitoring method comprises specific steps as follows: a passive wireless monitoring system for the missile launching canister internal environment parameters is established, an environment parameter master control terminal (1) modulates RF (radio frequency) excitation signals, an RF signal transceiver (2) outputs the RF excitation signals, a passive wireless pressure sensor (4) converts the RF excitation signals, a passive wireless temperature sensor (5) converts the RF excitation signals, a passive wireless humidity sensor (6) converts the RF excitation signals, and the environment parameter master control terminal (1) receives and processes RF echo signals, so that passive wireless monitoring of the missile launching canister internal environment parameters is finished. Field wiring in a missile launching canister storage bin can be reduced, operation of a worker can be simplified, and real-time, passive, wireless and automatic acquisition of the environment parameters such as the pressure, the temperature, the humidity and the like in a missile launching canister can be realized.
Owner:BEIJING MECHANICAL EQUIP INST

Power supply device for underground Ethernet

InactiveCN101848093AIncrease signal transmission distanceImprove securityData switching current supplyNetwork terminationEngineering
The invention relates to a power supply device, in particular to a power supply device for an underground Ethernet, which comprises an anti-explosion switch and a network terminal. The anti-explosion switch and the network terminal are connected through a signal transmission wire. The anti-explosion switch comprises an intrinsic safe power, a network switch and a power source / data interface connected to the intrinsic safe power and the network switch. The network terminal comprises a second power source / data interface connected to a network device and a network isolation device which comprises a first network isolator connected to the network switch and arranged in the anti-explosion switch and a second network isolator connected to the network device and arranged in the network terminal, wherein the first network isolator filters and amplifies a signal output by the network switch and the second network isolator filters and amplifies a signal input to the network device. The invention simplifies the system structure, promotes the safety factor of power supply for the underground Ethernet, greatly reduces underground site wiring and simplifies the maintenance.
Owner:CHANGZHOU LIANLI AUTOMATION TECH

Piglet growth heat preservation control method and system based on wireless transmission

The invention discloses a piglet growth heat preservation control method and system based on wireless transmission. The piglet growth heat preservation control method comprises the steps that a cloudsends a parameter information acquisition command to an energy-saving heat preservation assembly through transfer equipment; the energy-saving heat preservation assembly receives the parameter information acquisition command and sends parameter information to the cloud through the transfer equipment based on the parameter information acquisition command; the cloud receives system command parameterinformation formulated based on the parameter information forwarded by the transfer equipment, and sends the system command parameter information to the energy-saving heat preservation assembly through the transfer equipment; and the energy-saving heat preservation assembly receives the system command parameter information forwarded by the transfer equipment and executes an intelligent heat preservation program based on the system command parameter information. A matched control program is set for the energy-saving heat preservation assembly, the on-site wiring is reduced through wireless transmission, the energy-saving heat preservation assembly capable of being independently controlled is independently arranged for each pigsty for piglets, and the height of the energy-saving heat preservation assembly is automatically adjusted according to the day age of the piglets; the piglets in each pigsty are ensured to be in a proper growth temperature environment range, and the method and thesystem are suitable for large-scale breeding enterprises.
Owner:大牧人机械(胶州)有限公司

Wireless laser matrix monitoring system and method for surface area deformation observation

The invention relates to a wireless laser matrix monitoring system and method for surface area deformation observation, belongs to the technical field of surface area deformation observation, and aimsat solving the problems that in the prior art, surface deformation of a mining subsiding area, a landslide area and a crack area cannot be continuously observed. The wireless laser matrix monitoringsystem comprises an M*N field displacement detection array and a base station; in the field displacement detection array, each detection unit is configured with a corresponding target to form a detection node; the field displacement detection array is used for acquiring surface deformation conditions of the positions of all the laser detection units and sending the surface deformation conditions to the base station in a displacement information form; and the base station is sued for sending a driving signal to control the field displacement detection array to conduct data acquisition in a timing mode, receiving the information acquired by the field displacement detection array and conducting data processing on the information. According to the wireless laser matrix monitoring system and method, the surface deformation conditions can be continuously observed, and the installation coupling problem is solved.
Owner:CENT FOR HYDROGEOLOGY & ENVIRONMENTAL GEOLOGY CGS

Mine explosive-proof intrinsically safe dual-circuit vacuum electromagnetic starter

The invention belongs to the technical field of electromagnetic starters and specifically relates to a mine explosive-proof intrinsically safe dual-circuit vacuum electromagnetic starter. The invention solves technical problems and provides the dual-circuit vacuum electromagnetic starter capable of measuring liquid level of a shaft sump and pipeline flow of a mine and automatically controlling two water pumps for water discharge. The technical scheme is that the mine explosive-proof intrinsically safe dual-circuit vacuum electromagnetic starter includes a shell body inside provided with two independent explosive-proof cavities; the two independent explosive-proof cavities are respectively inside provided with a host and a standby machine; and each of the host and the standby machine includes a comprehensive protector BH1 and a vacuum contactor KM1. The mine explosive-proof intrinsically safe dual-circuit vacuum electromagnetic starter provided by the invention is suitable for the field of electromagnetic starters.
Owner:SHANXI JIAN ELECTRIC

Multi-functional coil device integration parameter test device

The invention discloses a comprehensive parameter testing device for multifunctional coil equipment, which comprises: a main control board; a program-controlled test power supply module and a measurement unit module respectively connected to the main control board, and a display control part; an isolation transformer whose input terminal is connected to the main control board. The output terminal of the program-controlled test power supply module is connected; the main control board controls the output voltage of the program-controlled test power supply module through the serial port to continuously adjust the sine wave test power supply and control the orderly operation of the measurement unit module; the sine wave test power supply is output through the output terminal of the isolation transformer; The output end of the isolation transformer is provided with a voltage sensor and a current sensor; the measurement unit module calculates the voltage and current signals collected by the voltage sensor and the current sensor in real time and outputs the calculation result; the display control part receives and displays, prints, and stores Calculation results. The invention has the advantages of reducing the number of test equipment, reducing the labor intensity on site, and making the test work more efficient and reliable.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO

Novel water cooling intelligent water pump control device

The invention discloses a novel water cooling intelligent water pump control device which comprises a water cooling permanent magnet motor, a variable-frequency governor, a GPRS remote communication module, a water pump control mainboard, a liquid crystal display screen, an outer shell and a top cover. A body of the water cooling permanent magnet motor is provided with a cooling water pipeline, the upper end and the lower end of the body of the water cooling permanent magnet motor are provided with an upper end cover and a lower end cover correspondingly, the lower end cover is provided with an aviation plug, a cooling water inlet and a cooling water outlet, the variable-frequency governor is arranged on the upper end cover, the upper end of the variable-frequency governor is provided witha 24V switch power source, a voltage detection module and a GPRS remote communication module, the water pump control mainboard is located on the first side face of the water cooling permanent magnetmotor and comprises CAN bus communication and 485 bus communication, the liquid crystal display screen is a control screen with capacitive touch buttons and covers the outer side of the water pump control mainboard, the lower end of the outer shell is connected with the lower end cover, and the upper end of the outer shell is connected with the top cover. A water supply system is controlled by adopting a wireless communication way, and the equipment cost is reduced. The water cooling permanent magnet motor is also used, energy conservation and environmental protection are achieved, the workingefficiency is improved, and the operation cost is greatly reduced.
Owner:上海上涵自动化科技有限公司

Automobile-mounted gas detecting device

The invention relates to an automobile-mounted gas detecting device. The automobile-mounted gas detecting device comprises a gas sensor, a microprocessor, an automobile brake circuit and an alarming module, wherein the gas sensor is connected to an input end of the microprocessor; an output end of the microprocessor is separately connected with the automobile brake circuit and the alarming module;the automobile brake circuit is in wireless communication connection to an automobile-mounted controller; the gas sensor comprises an ethanol gas sensor, a carbon monoxide gas sensor and a PM2.5 gassensor; the ethanol sensor has a heater-type structure and comprises a ceramic tube; a sensitive material layer is arranged on the outer surface of the ceramic tube; a pair of gold electrodes is arranged on two sides of the sensitive material layer; a heating element is arranged in the ceramic tube; and the sensitive material is a mixture of hollow microspheres based on ternary metal sulfides, andis particularly a mixture of Cu1-XZnXS hollow microspheres and Y2O3 nano-powder.
Owner:品粹新材料科技(南京)有限公司

Controllable top control system based on LonWorks on site bus technology

The present invention relates to a controllable top control system based on the LonWorks field bus technology. Based on the LonWorks field bus technology, the system links a central control room PC machine and a field controller into a network through twisted pair cables; the rolling section and the yard section are respectively provided with a speed measuring device; and the field controller are connected with the speed measuring devices. Compared with the prior art, the present invention has the advantages that the LonWorks field bus technology conveniently links all the equipment to form an interoperable network through the twisted pair cables, which greatly saves the field wiring; the speed measurement, the length measurement and the controllable top group control of each track and the rolling part are completed by the nearby filed controller, which provides high real-time performance; and the performance of the controllable top control system is superior to the completely decelerating top speed control system, and the investment in the equipment is lower than the investment in the reducer and other equipment, so the present invention is in particular suitable for medium- and small-sized hump.
Owner:CASCO SIGNAL

Capacitive intelligent station detection system

The invention provides a capacitive intelligent station detection system. The capacitive intelligent station detection system comprises a capacitance detection sensor, a capacitive sensing module, a microprocessor module, a remote management platform and a mobile APP; the capacitance detection sensor detects a change in capacitance when a human body approaches, and after the change in capacitanceis processed by the capacitive sensing module, the change in capacitance is sent to the microprocessor module to form station state data, and the station state data are sent to the remote management platform; and the remote management platform processes the station state data to obtain user habit data. A user obtains relevant data through the remote management platform by using the mobile APP, andsends debugging and control information to a station detection device. The capacitive intelligent station detection system provided by the invention uses the capacitive sensing module, so that the capacitive intelligent station detection system is small in volume, good in concealment and beautiful in appearance flexible in design, requires no complicated optical and microwave device, has no mechanical device, is unlikely to age or wear, and is long in service life and good in consistency. The remote management platform serves as a data management and control center, the mobile APP provides man-machine two-way interaction to realize linkage energy-saving management and personnel management of office appliances.
Owner:ESPRESSIF SYST SHANGHAI

Wireless laser matrix monitoring system and method for deformation observation of surface area

ActiveCN109059793BOvercoming Mounting Coupling IssuesReduce field wiringUsing optical meansData acquisitionMonitoring system
The invention relates to a wireless laser matrix monitoring system and method for deformation observation of the surface area, which belongs to the technical field of deformation observation of the surface area, and solves the problem that the prior art cannot continuously observe the surface deformation of mining subsidence areas, landslide areas, and crack areas. The wireless laser matrix monitoring system disclosed by the invention includes an M×N field displacement detection array and a base station. In the field displacement detection array, each detection unit is equipped with a corresponding target, which constitutes a detection node. The field displacement detection array is used to obtain the ground deformation at each laser detection unit, and send it to the base station through the wireless network in the form of displacement information. The base station is used to send driving signals to control the on-site displacement detection array to collect data regularly, and receive the above information obtained by the on-site displacement detection array, and perform data processing on it. The invention can realize the continuous observation of the above ground deformation and overcome the problem of installation coupling.
Owner:CENT FOR HYDROGEOLOGY & ENVIRONMENTAL GEOLOGY CGS

Power supply device for underground Ethernet

InactiveCN101848093BIncrease signal transmission distanceImprove securityData switching current supplyNetwork terminationComputer terminal
The invention relates to a power supply device, in particular to a power supply device for an underground Ethernet, which comprises an anti-explosion switch and a network terminal. The anti-explosion switch and the network terminal are connected through a signal transmission wire. The anti-explosion switch comprises an intrinsic safe power, a network switch and a power source / data interface connected to the intrinsic safe power and the network switch. The network terminal comprises a second power source / data interface connected to a network device and a network isolation device which comprises a first network isolator connected to the network switch and arranged in the anti-explosion switch and a second network isolator connected to the network device and arranged in the network terminal,wherein the first network isolator filters and amplifies a signal output by the network switch and the second network isolator filters and amplifies a signal input to the network device. The invention simplifies the system structure, promotes the safety factor of power supply for the underground Ethernet, greatly reduces underground site wiring and simplifies the maintenance.
Owner:CHANGZHOU LIANLI AUTOMATION TECH

An intelligent workstation state detection device

The invention discloses an intelligent station state detection device. The intelligent station state detection device includes an imaging module, an image processing module and a logic control module; the imaging module includes a light source module, a lens module, a camera module, a power source module and a communication / input and output module; the image processing module includes an image capture card, image processing software and a monitor; the output end of the light source module is connected with the communication / input and output module through the lens module and the camera module sequentially; the output end of the communication / input and output module is connected with the image processing software through the image capture card; and the output ends of the image processing software are connected with the input end of the monitor and the input end of the logic control module. With the intelligent station state detection device of the invention adopted, high-reliability and perfect station state signals can be provided, and at the same time, field wiring can be reduced, problems such as a large number of equipment of the same type, large machining error, a large number of station states, low reliability of a conventional detection switch and complex wiring in a detection link can be solved, and reliable station state detection can be provided for wall body material production grouping and grouped equipment.
Owner:岳周丰

Portable intelligent synchronous near control device for hot rolling finishing operation line

The invention discloses a portable intelligent synchronous near control device for a hot rolling finishing operation line. The device is in communication connection with an S7 PLC and comprises a plurality of industrial intelligent panel bases arranged beside each process area machine of the hot rolling finishing operation line and an industrial intelligent panel matched with any industrial intelligent panel base, wherein each industrial intelligent panel base comprises a base body, and an NFC identification card, an emergency stop switch and a key switch which are arranged on the base body; the industrial intelligent panel is provided with a touch screen, an NFC module and a communication interface, and an operating system is loaded in the industrial intelligent panel; the NFC identification cards are matched with the NFC module; and the emergency stop switches and the key switches are connected to the S7 PLC through hard wires. According to the portable intelligent synchronous near control device, the defects of large size, sight line blocking, large wiring project, high input and output module cost, incapability of changing an operation interface and the like of a fixed field near-control operation box beside a hot rolling finishing line machine in the prior art are overcome.
Owner:BAOSHAN IRON & STEEL CO LTD

Alkali recovery boiler tail gas cyclic treatment method and equipment

The invention discloses an alkali recovery boiler tail gas cyclic treatment method and equipment. The equipment comprises an alkali recovery boiler, a disc evaporator, an atomizing nozzle, a papermaking black liquor inlet, a disc evaporator tail gas inlet, an alkali recovery boiler exhaust port, a liquid caustic soda recovery pipe, a liquid caustic soda pump, an incinerated material outlet, a temperature sensor, an electromagnetic exhaust valve, a control cabinet, a flow control valve and a controller. Liquid caustic soda obtained by concentration in the disc evaporator is recovered and used for spray neutralization of acidic tail gas generated in an alkali recovery boiler, and by low cost, tail gas generated by the alkali recovery boiler reaches emission standards.
Owner:GUANGXI YUEGUI GUANGYE HOLDINGS CO LTD

Power line type field bus coal bunker continuous level detection device

The invention discloses a power line type field bus coal bunker continuous level detection device, which comprises a plurality of continuous level meters and a power supply system connected with the plurality of continuous level meters respectively. Each level meter comprises an outer shell, a level sensor, an analog / digital (A / D) converter which is connected with the level sensor and performs A / D conversion on a signal detected by the level sensor, a micro control unit (MCU) processor connected with the A / D converter, and an input / output (I / O) communication interface connected with the MCU processor, wherein the MCU processor is connected with a main programmable logic controller (PLC) control system through the I / O communication interface and a looped network consisting of cables; and each level meter is connected in parallel at a control end of the main PLC control system through the looped network. The device is simple in structure, reasonable in design, convenient to install and arrange, stable in signal transmission, simple and practicable, and can effectively solve the problem of remotely monitoring a plurality of continuous level signals in a coal conveying system in real time.
Owner:XIAN BOHENG INTELLIGENT TECH

Integrated fan processing system for vacuum cleaning

The invention relates to an integrated fan processing system for vacuum cleaning. The integrated fan processing system is provided with at least one set of processing modules. The processing modules include a fan unit including at least one fan and at least one motor for driving the fan, an air inlet connected to the fan unit through an air inlet pipe, an air outlet connected to the fan unit through an air outlet pipe and a control cabinet electrically connected to the fan unit, wherein the control cabinet is provided with an external connection interface connected to other processing modules.The proportion of standard parts is increased, mass production is possible, and production costs and the workload of on-site wiring, pipe arrangement and debugging are saved. Meanwhile, interfaces are reserved for possible capacity expansion, when the processing volume needs to be increased, re-design is not needed, only new modules need to be added to an original system, and the design cost is saved.
Owner:SHANGHAI ZHONGYI IND DUST REMOVAL TECH CO LTD

Internet of things-based machine tool circuit troubleshooting system

InactiveCN107145125AReduce field wiringTimely feedback on training resultsNumerical controlData centerThe Internet
The invention discloses a machine tool circuit troubleshooting system based on the Internet of Things, which includes a teacher computer and operation training equipment. The machine tool circuit troubleshooting system based on the Internet of Things also includes a data center node. The teacher computer and The data center nodes are connected; the operation training equipment is provided with a driver board and a control board, and the control board is connected with a routing terminal node; the data center node is connected to the routing terminal Nodes are connected. The advantages of the machine tool circuit troubleshooting system based on the Internet of Things of the present invention are: use the Internet of Things technology to manage test site data, reduce on-site wiring, and can perform centralized control on the host computer of the teacher, conveniently and quickly set faults for each device, and timely feedback out training results.
Owner:TAIZHOU FENGTONG TRADE CO LTD

Method of plasma arc welding process and motion centralized control system

The invention discloses a method of a plasma arc welding process and motion centralized control system. A GUC-EtherCAT multi-axis motion controller is used as a control system core, a servo motor and a stepping motor are respectively used as a welding motion control unit and a welding process control unit, and carry out control through a matched servo motor driver and an Ethercat stepping motor driver; a plasma arc welding process and motion centralized control system is designed for a special welding machine. According to the system, a special plasma arc welding machine and a rectangular coordinate system robot are used as carriers, and the process control of the special welding machine and the motion control of the rectangular coordinate system robot are integrated into a GUC-EtherCAT multi-axis controller for unified control, so that a whole set of plasma arc welding control system is integrated. Compared with the prior art, the method has the advantages that the defect that welding process control and motion control are independent is overcome, the welding process control and the motion control can work cooperatively, and complex field wiring can be effectively reduced when a PLC control box is used for control.
Owner:BEIJING UNIV OF TECH

Method for realizing remote operation of motor start and stop and state display through CAN bus

The invention provides a method for realizing remote operation of motor start and stop and state display through a CAN bus. The method is characterized in that the method comprises the following steps: 1, a plurality of operation column remote control display units and a plurality of motor protectors in a switch cabinet are connected through one CAN bus; 2, communication parameters of the CAN busare set; 3, the operation column remote control display units on operation columns control a motor to start and stop; and 4, the operation column remote control display units monitor the operating state of the motor. According to the method, only one twisted-pair communication line (2) is needed on site, and if the distance between the plurality of operation columns is short, the plurality of operation columns can share one communication line, so that the on-site wiring is greatly reduced.
Owner:许昌中科森尼瑞技术有限公司

A New Intelligent Pump Control Device

ActiveCN107269510BTo achieve the lowest energy consumption requirementsMeeting water needsPump controlPositive-displacement liquid enginesSocial benefitsFrequency changer
The invention discloses a novel intelligent pump control device. The novel intelligent pump control device comprises a frequency changer. The side surface of the frequency changer is fixedly connected with a shell body. A frequency changing speed adjusting module is fixedly connected into the shell body. The side surface of the frequency changing speed adjusting module is fixedly connected with a power source module. The side surface of the power source module is fixedly connected with a control module. The upper surface of the bottom of the shell body is fixedly connected with a communication module. The side surface of the control module is fixedly connected with a data collecting module. The upper surface of the control module is fixedly connected with a man-machine conversation display module. The bottom of the control module is fixedly connected with a connecting block. According to the novel intelligent pump control device, through the reasonable arrangement of relative general components, the purposes of convenient installing and low maintenance cost are achieved, the high adjusting capacity is achieved, the requirement that the whole adjusting scheme is lowest in energy consumption can be achieved, the water demands of users can be better met, the novel intelligent pump control device is high in cost performance, and the good economic and social benefits are achieved.
Owner:上海上涵自动化科技有限公司
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