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

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.

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.

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.

The invention discloses a portable intelligent synchronous near-control device for a hot-rolling finishing line, which establishes a communication connection with S7 PLC, including a plurality of industrial intelligent panel bases installed beside the machines in each process area of ​​the hot-rolling finishing line, and An industrial smart panel compatible with any industrial smart panel base; the industrial smart panel base includes a base body, and an NFC identification card, an emergency stop switch, and a key switch on the base body; the industrial smart panel has a touch screen and an NFC module , communication interface, the industrial intelligent panel is equipped with an operating system; the NFC identification card is compatible with the NFC module; the emergency stop switch and the key switch are connected to the S7 PLC through hard wiring. The invention overcomes the shortcomings of the existing fixed on-site close-in control operation box next to the machine of the hot-rolling finishing line, which has a large volume and blocks the line of sight, a large wiring project, high cost of input and output modules, and unchangeable operation interface.

The invention discloses a real-time control system and a control method for the color density of a printing machine. The control system is composed of an image acquisition system, an industrial computer system and an ink volume control system; When the finished product arrives, the proximity switch acts, triggers the high-speed industrial camera to take pictures, and transmits the image data to the industrial computer system through the Ethernet interface; the industrial computer system includes an image processing system and a color density control system; the image processing system realizes printing image segmentation and quality control. Parameter extraction, including data such as color density, color uniformity, rough edges and pitting; the color density control system obtains the set value of the ink volume control system according to the color density measurement value and the standard pattern set value, and the ink volume control system adjusts the ink supply. ink volume to stabilize color density. The invention improves the printing speed, improves the printing quality and automation level, and reduces the labor intensity of workers.

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.

The invention discloses a method and system for monitoring a plurality of control parameters of a synchronous grouting process behind a segment wall during shield tunnel piercing construction in a fiber grating sensing and optical fiber communication mode. The method and system is mainly characterized in the remote and real-time multi-parameter monitoring, namely various fiber grating sensors which are pre-buried in segment control positions are used to perform remote and real-time monitoring on control parameters of pore water pressure, soil pressure, segment temperature, concrete stress, rebar stress and other control parameters in synchronous grouting process behind a segment wall, and the grouting pressure can be adjusted according to the monitoring data so as to ensure the grouting to be finished smoothly and ensure the grouting quality. The method and system is strong in practical applicability and feasibility, can monitor any link in the synchronous grouting construction behind the tunnel segment wall and can improve the controllability of the synchronous grouting process and the grouting quality.

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 areconnected 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.

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.

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.