90results about How to "Reduce the hassle of wiring" patented technology

The invention relates to an iron and steel continuous casting equipment oriented method and device for forecasting faults. The device is characterized in that sensors installed on iron and steel continuous casting equipment are used for acquiring real-time status parameters of the equipment; the signals are processed by signal conditioning circuits, amplifying and filtering circuits and A / D conversion modules of data acquisition nodes and the data are sent to handheld spot inspection equipment via radio circuits supporting the Zigbee protocols; the handheld spot inspection equipment receives and analyzes the data; eigenvectors of equipment status data are constructed based on decomposition and construction carried out by wavelet packets, the eigenvectors are used as samples, support vector data description is utilized to train a single-value classifier, and the domesticated classifier is utilized to compute the health index of the equipment and describe the deterioration curve of the equipment so as to further forecast the residual service life of the equipment; the data acquisition node main boards comprise the sensors, the signal conditioning circuits, the amplifying and filtering circuits, single chips and antenna circuits; and the handheld spot inspection equipment comprises a radio communication module, an advanced RISC machines (ARM) minimum system, a keyboard and a display module. The method and the device have the beneficial effects of adopting the radio communication mode and abandoning the traditional industrial buses, being applied in the harsh production equipment such as iron and steel continuous casting lines, reducing the trouble of arranging lines and lowering the application cost.

The invention discloses a 3D (three-dimensional) printer provided with a wireless data transfer module, which comprises a 3D printer mechanical component, a control component, an equipment circuit and a printing head and is characterized in that the 3D printer is further provided with the wireless data transfer module, wherein the wireless data transfer module is connected with the control component, and is a wireless data transmission module or a wireless data receiving module. The control component comprises a printing unit connected with the wireless data transfer module, a storage unit connected with the printing unit, and a control unit connected with the storage unit and the printing unit respectively. A wireless data transfer function is added on the basis of the 3D printer, so that the data transfer can be conducted to realize wireless printing under the condition that a data line is not connected with a computer terminal, the operation is simpler, more convenient and quicker, the time is saved, the troubles of wiring and connection line winding are removed, and the remote operation can be realized.

The invention discloses a light curtain detection device without a dedicated sync cable, and a method therefor. The interior of a light curtain transmitter in the device is provided with infrared transmitting tubes, and the interior of a light curtain receiver is provided with receiving tubes, wherein the infrared transmitting tubes are corresponding to the receiving tubes in a one-to-one manner. A clock frequency dividing module is connected with a reference data generation module and a light pulse generation module comprising a sync code. The reference data generation module is connected with the light pulse generation module comprising a synchronous code. A phase locking ring module is connected with a frame synchronization module, and the frame synchronization module is connected with an in-place detection module and a multi-channel switch control module. According to the invention, a frame synchronization code which is reliable in capturing and strong in capacity of resisting disturbance is added before a first light pulse of the transmitter, and the light curtain receivers sequentially carry out serial working through employing a quick phase locking ring algorithm with a quick bit synchronization speed, and 16 light pulses. The device employs the characteristics of parallel processing of an FPGA to achieve the real-time in-place detection of a high-speed movement object.

The invention provides an intelligent home network control system in an intelligent home system. The intelligent home network control system comprises a gateway, a switch and an intelligent terminal which are connected with one another through an Ethernet wire and are used for transmitting Ethernet signals through first, second, third and sixth wires of an Ethernet twisted pair and / or performing communication through an RS485 bus formed by fourth, fifth, seventh and eighth wires of the Ethernet twisted pair. The intelligent home network control system transmits Ethernet data frames for transmitting media data and 485 / IO (input-output) data packets for transmitting signals / control data in Ethernet data wires without being interfered with one other, realizes the data transmission in different categories of networks and the reasonable application of bandwidth, and realizes the mutual communication of equipment in the different networks.

The invention discloses an integrated smart home system participating in power grid demand side response, and belongs to the technical field of control. A home gateway accesses to the internet through the broadband, the home gateway establishes a home wireless local area network through a wireless network adapter, and home electric appliance equipment is connected with the wireless local area network; a central server is connected with the home gateway to acquire information of the home electric appliance equipment by acquiring the home gateway and monitor and control the working state of each set of home electric appliance equipment; the central server acquires real-time electricity price information from an electricity selling company server of the internet through the home gateway; and a smart mobile phone is connected with the internet through the mobile communication technology and remotely connected with the home gateway to transmit a position and operation instruction to the central server or receive information from the central server. The integrated smart home system can participate in power grid demand side response and can acquire the electricity price information in real time, and the mobile phone APP gives warning if the peak electricity price appears at present so as to prompt the user to cut of the power supply of high-power-consumption equipment.

The invention provides a low-power-consumption weak signal data acquisition and wireless transmission module. The module comprises a data acquisition system and an interface module. The data acquisition system comprises an MCU module, a lithium battery charging and power management module, a voltage and current signal multi-channel acquisition module, a current and voltage signal amplification automatic gain control module, a high-precision weak signal acquisition module, a wireless and wired transmission module and a synchronous data acquisition, transmission and storage unit. The interface module is composed of wiring terminals. The whole data acquisition system is packaged in a shielding shell, the interface module is connected with the data acquisition system through four groups of connectors, and the connected data acquisition system and the interface module are packaged in a metal shell as a whole. The low-power-consumption weak signal data acquisition and wireless transmission module has the advantages of being small in size, low in cost, unattended and capable of working for a long time, obtaining data automatically at regular time, acquiring multi-data sources synchronously, performing transmission in a wireless mode, and being suitable for the field working environment, wherein power supply of the field working environment is inconvenient.

The invention provides a double-frequency-band communication device for an indoor light sensor wireless network. The double-frequency-band communication device is a wireless network communication device of a tree cluster shape which is connected with gateway nodes and sub nodes in a cluster in an indoor light environment wireless network and can receive wireless data in two different frequency bands, so danger of breakdown of the whole system due to the same frequency interference and loss of important data during switching of the frequency bands can be avoided effectively, and the data processing capacity of the light sensor wireless network is improved. The double-frequency-band communication device comprises a wireless network data processing device and a wireless network data acquisition device, wherein the wireless network data processing device comprises a first main control module, a first wireless network communication module, a first frequency setting module, a universal serial bus (USB) interface module, a communication quality indication module and a double-core communication quality monitoring module; and the wireless network data acquisition device comprises a second main control module, a second wireless network communication module, a second frequency setting module, a data acquisition indication module and a power supply management module.

The invention relates to a non-contact type device in a rural grid power distribution station area. The non-contact type device comprises smart terminal equipment and portable equipment. An embedded database is embedded in a processor of the terminal in the power distribution station area; and the processor is connected with a wireless module by a serial port / USB (universal serial bus) interface to form the smart terminal equipment. Data of the smart terminal equipment is firstly stored in the embedded database, and the portable equipment accesses the database for data exchange to analyze and control on the needed data. With the device, the advantages of the portable equipment, such as portability, operation convenience, resource sharing, ground handling and the like, can be full played, and field operators do not need to climb up and down for ground handling when debugging, inspecting and checking the terminal equipment, so that the working load of the operators can be greatly lightened, the complexity of operation can be reduced, the smart management level can be improved, the field operators only needs to simply conduct click operation on the portable equipment, and then the functions of parameter configuration of the terminal, real-time data and historical data check and the like can be completed.

The invention relates to a centralized heating control system, in particular to a centralized heat supply transportation-distribution energy saving system suitable for a secondary network. The invention aims at overcoming the defects of the background art and providing a centralized heat supply transportation-distribution energy saving system suitable for a secondary network. The energy saving system has the characteristics of high efficiency, large frequency conversion amplitude, energy saving, has simple and reasonable structure as well as accurate and reliable use. The heat supply energy saving control system comprises a circulation pipeline communicated with a heat exchanger, and the circulation pipeline is provided with a plurality of branch pipelines connected with heat users. The heat supply energy saving control system is characterized in that the circulation pipeline is provided with a circulation water pump on which a frequency conversion controller for controlling the frequency conversion of the circulation water pump is arranged; and the branch pipelines are provided with temperature control regulating valves connected with the heat users.

The invention discloses an intelligent cell managing service system based on a WLAN and a working method of the intelligent cell managing service system. The service system comprises a plurality of client sides located in residents, unit entrance machines and a background server, wherein the client sides send collected data to the corresponding unit entrance machines through the WLAN, the data are collected by the unit entrance machines, and the collected data are sent to the background server through the WLAN; the background server is used for sending the collected data to user terminals. By means of the background server, the user data are processed in real time, and the data are reflected to the users in real time; meanwhile, the human-friendly unit entrance managing provides safety and convenience for the residents; data switching is carried out through the WLAN, communication between all the devices is carried out based on the WLAN technology, the trouble of wiring is eliminated, construction of wired facilities can be effectively reduced, the material cost is saved, and the intelligent cell managing service system has the advantages of being low in energy consumption and capable of saving energy sources.

The invention relates to an audio and video mixing transmission switcher which is used for transmitting audio and video signals of a plurality of signal sources to an audio device and a video device. The audio and video mixing transmission switcher is characterized by comprising at least one transmitter and a receiver, each transmitter is connected with each signal source and used for receiving the audio and video signals of the signal sources, the transmitters are mutually connected to transmit the audio and video signals of the signal sources, HDMI (high definition multimedia interface) signals are outputted after VGA (video graphics array) signals are converted into the HDMI signals, an input end of the receiver is connected with one transmitter, and an output end of the receiver is respectively connected with the audio device and the video device. By the aid of the technical scheme, the audio and video mixing transmission switcher cannot be limited by the number of speechmakers and can effectively solve the problems of line loss and the like due to repeated retransmission and long-distance network cable transmission, the audio and video signals are remotely transmitted, so that the audio device and the video device can play to meet the requirements of a video conference, a system is simple, and operation is facilitated.

The invention relates to a distributed air conditioner monitoring system based on a wireless network. An air conditioner is remotely measured, signaled, controlled and adjusted through the wireless network. The distributed air conditioner monitoring system comprises a central control platform, a gateway for controlling the system, and a wireless complex communication protocol. The wireless networking technology comprises two parts as follows: the free frequency band radio-frequency networking technology is adopted in a local area, and the signal directional relay way is adopted for network expansion in a slightly long distance; the reliability of the communication is guaranteed through a handshaking mechanism, a redundancy mechanism and an automatic frequency hopping mechanism; the safety of data is ensured through an encryption algorithm; a GPRS (general packet radio service) extended wireless network is needed to monitor a wide area; data are transmitted to any one computer linkable to the internet through the GPRS extended wireless network; and an internet appliance protocol with simplicity, practicality and stronger expansibility is adopted.

The invention provides a wireless sensor network monitoring device for a power transformer. The wireless sensor network monitoring device comprises a wireless sensor network monitoring module, a basestation and a monitoring center, wherein the wireless sensor network monitoring module comprises a plurality of sensor nodes arranged in a measured transformer chamber; the sensor nodes are used for acquiring indoor environment data of the transformer and routing the indoor environment data of the transformer to the base station; further the indoor environment data of the transformer are collectedand are transmitted to the monitoring center by the base station. According to the wireless sensor network monitoring device provided by the invention, monitoring of the indoor environment of the transformer is realized; in addition, disassembly, assembly and maintenance are easily realized, and the trouble of wiring is reduced.

The invention discloses a tenement patrol positioning and information collecting device based on an Internet of Things technology. According to the device, a plurality of fixed terminals are arrangedaccording to a walking trajectory and the distance in a to-be-patrolled tenement respectively, a mobile terminal is held by patrol personnel, and the fixed terminals and the mobile terminal are connected to a machine room through gateway nodes; the fixed terminals and the mobile terminal are connected through wireless signals and gathered to a mainframe of the machine room through gateway nodes. The invention aims to provide the tenement patrol positioning and information collecting device based on the Internet of Things technology, intelligently record the position information and walking trajectory of the patrol personnel, monitor the state of the patrol personnel, and connect one-key alarm into a monitoring system, thereby providing convenience for timely police assistance.

The invention relates to a ZigBee technology-based pulsed eddy current nondestructive detection system, and belongs to the technical field of nondestructive detection and evaluation. The system comprises probes, a signal conditioning circuit, a power amplifier, a controller, a routing node, a coordination node and a host computer. The detection system generates a pulse width modulation waveform through the controller, the pulse width modulation waveform is amplified by the power amplifier to drive an excitation coil, a sensor part collects the synthetic magnetic field of a secondary magnetic field and an original magnetic field and converts the synthetic magnetic field into an electrical signal, and the electric signal goes through the signal conditioning circuit, and undergoes analog-to-digital conversion in the controller. The controller is connected with the routing node, the routing node communicates with the coordination node, the coordination node transmits acquired synthetic magnetic field data information to the host through serial communication, and the information is stored, analyzed and displayed. The system can online detect the defects and the damage condition of a test piece; and a wireless communication technology adopted in the invention simplifies the complicated connection between a workshop and the host computer and reduces the cost.

The invention discloses an automatic positive electron radioactive medicine synthesis module based on 18F-BF3 markers and belongs to the fields of nuclear medicines and molecular imaging. The synthesis module comprises a 18F-ion adsorption, purification and leaching system, a heating reaction system, a synthesis purification system and a product sterilization treatment and transfer system, whereinthe 18F-ion adsorption, purification and leaching system and the synthesis purification system are respectively connected with the heating reaction system through pipelines; the product sterilizationtreatment and transfer system is connected with the synthesis purification system through a pipeline; the 18F-ion adsorption, purification and leaching system is capable of achieving precise weighingand nondestructive transferring of 18F-ion leacheate of a micro volume through an injection pump Z2, a two-position six-way proportional valve F2 and a quantitative loop. Compared with the prior art,the automatic synthesis module has the characteristics of being novel in design, stable in performance, flexible to use, convenient to maintain, easy to popularize, and the like, and is particularlyapplicable to synthesis of polypeptide positive electron medicines based on 18F-BF3 marker strategies in an aqueous environment.

The invention aims to provide a bolt combination surface dynamic stress monitoring device. The bolt combination surface dynamic stress monitoring device is characterized in that a PVDF piezoelectric type stress monitoring sensor is placed at the combination surface of two monitored workpiece bolts, a shell of the PVDF piezoelectric type stress monitoring sensor is provided with a lead through hole, a wire is connected with a signal acquisition processing circuit through the lead through hole, the signal acquisition circuit is used for amplifying, filtering and wirelessly transmitting a dynamicstress signal, through holes used in cooperation with a double-head stud are formed in an upper workpiece and a lower workpiece, the PVDF piezoelectric type stress monitoring sensor comprises a concave protection shell, an insulation pressing connection layer, a conductive layer, a PVDF piezoelectric film and a wiring terminal, the signal acquisition processing circuit comprises a charge amplification circuit, a voltage amplification circuit, a filter circuit and a wireless signal transmission circuit. According to the bolt combination surface dynamic stress monitoring device, the structure is simple, the size is small, the operation is convenient, bolt combination surface dynamic stress implementation monitoring can be achieved, through the wireless transmission, the use space can be saved, and the wiring trouble can be reduced.

The invention provides a transformer DC magnetic bias monitoring data collection system comprising a data collection device, a base station device and a data processing center, wherein one end of thebase station device is wirelessly connected to the data collection device, and the other end of the base station device is wirelessly connected to the data processing center; the data collection device comprises a plurality of sensor nodes deployed on a to-be-monitored transformer, the sensor nodes collect DC magnetic bias monitoring data and send the DC magnetic bias monitoring data to the base station device, and the DC magnetic bias monitoring data comprise vibration, noise and neutral point current data; and the base station device receives and processes the DC magnetic bias monitoring data sent by the data collection device, and sends the processed DC magnetic bias monitoring data to the data processing center, and the data processing center is used for receiving and processing the DCmagnetic bias monitoring data sent by the base station device and outputting a processing result. The transformer DC magnetic bias monitoring data collection system is easy to assemble and disassemble, and check and maintain, and the wiring trouble is reduced.

The invention discloses a water garbage automatic recovery device. The water garbage automatic recovery device comprises a cylindrical cylinder; a water pump is arranged at the bottom of the cylinder;a waterproof box is arranged at the bottom of the cylinder; a sealing bearing is arranged on the end surface of the waterproof box; a controller and a motor are arranged in the waterproof box; a rotating rod is arranged on a main shaft of the motor, and is fixedly connected with an inner ring of the sealing bearing; two steel ropes are arranged on the rotating rod; fixed anchors are arranged at the bottoms of the steel ropes; a support plate is arranged in the cylinder; a support rod is arranged in the center of the support plate; a separation plate is arranged on the support plate; two openings are formed in the bottom of the support plate; fixed hooks are arranged on the side walls of the upper end of the cylinder, and are provided with a garbage recovery net; a floating ring is arranged at the upper end of the cylinder; a liquid level sensor is arranged on the support rod; a solar panel is arranged at the top of the support rod; a mounting base is arranged at the external of the cylinder; and a filter screen is arranged in the mounting base. The device has the advantages of simple mounting process, not limitation on the mounting place, reduction of wiring troubles, capability of recovering garbage on and below water at the same time and achievement of the popularization meaning.

The invention relates to a monitoring system and a monitoring method of power distribution rooms of passenger train carriages and relates to the monitoring system and method. The system comprises an environmental parameter detection system, detection extension sets, a detection host and a terminal management system. The detection extension sets are used for monitoring state information in a real-time manner, displaying normal state information and sending normal state information to a detection host by timing, displaying abnormal state information, alarming and sending abnormal state information to the detection host. The detection host is used for displaying sent state information in a centralized mode and transferring state information to the terminal management system. The terminal management system is used for managing information transferred by the detection host in order to achieve remote centralized monitoring of all trains. The method comprises following steps: detecting environmental parameters of monitoring places; monitoring state information in a real-time mode; displaying state information in a centralized manner; and managing state information. The monitoring system and monitoring method of the power distribution rooms of the passenger train carriages have following beneficial effects: environmental state can be monitored in a real-time manner in order to avoid potential safety hazards of fire disasters; characteristics of convenient maintenance, flexible and convenient networking, convenient application and reliable information transmission are obtained; and the monitoring system and monitoring method are easy to promote and apply.

An RFID card reader belongs to the technical field of a signal source. The invention especially relates to an RFID card reader and provides an RFID card reader which can transmit data through a network at any time. The RFID card reader comprises a ZigBee chip, a main control chip, a power supply module, a keyboard, a card reading chip and an antenna. The main points of the structure are that the main control chip is respectively connected with the ZigBee chip, the power supply module, the keyboard and the card reading chip, and the card reading chip is connected with the antenna.

The invention discloses an intelligent underground water monitoring device. The intelligent underground water monitoring device comprises a monitoring pipe, a master control unit, and a connector; thebottom of the monitoring pipe is sealed, and the top of the monitoring pipe is designed to be open; the monitoring pipe is provided with a plurality of water seepage ports from top to bottom in a staggered manner; the water seepage ports are inclined holes with angles of 45 DEG to the horizontal ground; a calibration water level line is arranged on the monitoring pipe 20cm away from the top end of the monitoring pipe; the master control unit comprises a processor and a liquid crystal display screen which are connected; the upper end of the monitoring pipe is connected with the master controlunit through the connector. The intelligent underground water monitoring device is simple and reasonable in structure, is low in manufacturing cost, is convenient to install, can be used for realizingall-weather automatic monitoring on soil underground water level, temperature, and conductivity; a wireless communication module is adopted to avoid wiring troubles, regular information publishing isrealized, and scientific management is realized.

The invention discloses a boundary detection method of self-walking equipment and the self-walking equipment. Ferromagnetic metal substances are arranged at the boundary of the working range of the self-walking equipment and / or the periphery of an obstacle in the working range to form a metal boundary; it is determined that whether magnetic field intensity signals, detected by a metal sensor arranged on the self-walking equipment, of metal substances are continuous or not, if the magnetic field intensity signals are continuous, the metal sensor detects the metal boundary, and if the magnetic field intensity signals are discontinuous, the metal sensor does not detect the metal boundary. According to the invention, continuous ferromagnetic metal particles (powder or blocks) are buried or scattered around a required working range or around an obstacle in the working range to form a closed annular metal boundary, metal detectors are arranged around the equipment, when continuous metal substances are detected, the detected metal boundary is regarded as a metal boundary, and actions such as steering are carried out; therefore, misjudgment of metal substances in the mowing area is avoided, the boundary judgment precision is improved, and meanwhile the trouble of wiring is reduced.

The invention provides a wireless sensor network measurement and control device for a power transformer. The wireless sensor network measurement and control device comprises a sensor monitoring device, a base station and a monitoring host, wherein the sensor monitoring device comprises multiple sensor nodes deployed in a transformer room; the sensor nodes are used for collecting environmental datain the transformer room, routing the collected environmental data in the transformer room to the base station, and further gathering the environmental data in the transformer room by the base stationand transmitting the data to the monitoring host. According to the wireless sensor network measurement and control device disclosed by the invention, environmental monitoring in the transformer roomis realized, the device is easy to detach and overhaul, and wiring trouble is reduced.

The invention discloses a rehabilitation training remote monitoring system. The rehabilitation training remote monitoring system comprises a myoelectricity detecting module, a blood oxygen detecting module, a muscular tension detecting module, a breath detecting module, a microprocessor module and a wireless transmitting module which are arranged at a data collecting terminal, a wireless receiving module which is arranged at a data receiving terminal, a local terminal computer and a remote computer; a signal input terminal of the myoelectricity detecting module, a signal input terminal of the blood oxygen detecting module, a signal input terminal of the muscular tension detecting module and a signal input terminal of the breath detecting module are correspondingly connected with a myoelectricity signal sensor, a blood oxygen signal sensor, a muscular tension signal sensor and a breath signal sensor respectively; a signal output terminal of the myoelectricity detecting module and a signal output terminal of the blood oxygen detecting module are connected with the local terminal computer. The rehabilitation training remote monitoring system has the advantages of enabling physicians to achieve remote monitoring of user physiological information and satisfying requirements for remote rehabilitation training; not influencing user movement during the rehabilitation training process and reducing user troubles in connecting wires; allowing measuring of various physiological signals; being convenient to wear.

The invention relates to a lifting type medical crane. The lifting type medical crane comprises a mounting frame, an outer barrel, an inner barrel, a terminal box, a lifting device and a lifting push rod. the mounting frame is fixed on a slab or beam of a building, the outer barrel is fixed on the mounting frame, the inner barrel is mounted in the inner barrel, the lifting device is mounted at the top of the outer barrel, the lifting push rod is connected with the bottom of the lifting device and the top of the inner barrel, and the terminal box is fixed at the bottom of the inner barrel. The terminal box is lifted by the lifting device via the lifting push rod. Medical terminals are mounted on the terminal box and provide corresponding functions such as a power source interface, a protecting grounding interface, a medical gas terminal, a network communication port, disinfection, a lamp, a film viewer, a shadowless lamp and call control, indoor temperature and humidity can be controlled, intelligent control of an operating room is realized, and the lifting type medical crane is convenient to operate, small in occupation space, simple to maintain and accordant with medical purification standard.

The invention discloses a source-free wireless micromechanical switch array control system which comprises a signal source (1), a transmitting coil (2) and a source-free wireless micromechanical switch array unit (4), wherein the signal source (1) is connected in series with the transmitting coil (2); the transmitting coil (2) is in near-field coupling with the source-free wireless micromechanical switch array unit (4); the source-free wireless micromechanical switch array unit (4) comprises a plurality of source-free wireless micromechanical switch units (3) arranged in an array manner; the resonant frequencies of all switch units in the array of the source-free wireless micromechanical switch units (3) are designed to be different, therefore, in the array of the source-free wireless micromechanical switch units (3), the switching of each switch is controlled through the specific output frequency of the signal source.

The invention discloses a casing pipe type wireless transmission automatic early warning system for an underground buried object. The casing pipe type wireless transmission automatic early warning system for the underground buried object comprises a mark belt, a safety switching rope, sensing early warning devices fixed to the safety switching rope, a casing pipe, an inspection well and a power supply device for supplying power to the sensing early warning devices, and the wall of the casing pipe is provided with holes in the portions 1m in front or back of positions corresponding to the sensing early warning devices. When the underground buried object leaks, leakage can reach a monitoring range of the sensing early warning devices through the holes, and therefore automatic early warning of leakage conditions of the underground buried object is achieved. When a certain sensing early warning device breaks down and needs to be replaced, a worker only needs to pull the safety switching rope out of the end, where the broken-down sensing early warning device is located, of the casing pipe at the inspection well position, then all the sensing early warning devices in the casing pipe can be pulled out, and then the sensing early warning devices can be pulled to the original positions through the other lengthened end of the safety switching rope after the broken-down sensing early warning device is replaced. The casing pipe type wireless transmission automatic early warning system for the underground buried object achieves automatic early warning, and the sensing early warning devices can be conveniently replaced.