35results about How to "Avoid complex wiring" patented technology

The present invention provides a server, which includes a casing, a transverse plate, a first longitudinal plate, pluralities of first substrate carrier mechanisms and pluralities of substrates. The transverse plate is disposed in the casing, dividing the space within the casing into a first block and a second block. The transverse plate has pluralities of ports, and pluralities of connecting wirings electrically connect these ports. The first longitudinal plate is disposed in the first block, dividing the first block into a first sub-block and a second sub-block. In addition, pluralities of sliding tracks are installed on both sides of the first sub-block. The first substrate carrier mechanisms are piled up in the first sub-block, contacting the sliding tracks in slippery manner. Moreover, pluralities of hard connectors are installed on the substrates, connecting to the ports on the transverse plate.

The invention provides a terminal commissioning method. The method comprises the steps of acquiring commissioning data from a terminal to be commissioned; transmitting the commissioning data obtained to the commissioning terminal through a wireless connection between the commissioning data and the commissioning terminal, so as to commission the terminal to be commissioned by the commissioning terminal in accordance with the commissioning data. The commissioning data is transmitted by the wireless connection transmission, therefore the complicate wiring can be prevented; furthermore, the commissioning data is not limited by a networking environment and the hardware quantity, therefore the commissioning cost can be effectively saved.

The invention discloses a system and a method for acquiring power utilization information. An acquisition terminal provided with a wireless sensing module acquires the power utilization information from an intelligent ammeter provided with a wireless sensing module through a wireless sensor network; and the acquisition terminal sends the power utilization information to an acquisition gateway through a broadband power line. By using the system and the method, the user information transmission rate is high, the acquisition cycle is short, the reliability is high, and the project implementationmaintenance difficulty is low.

The invention discloses a portable linear motor multi-axis linkage measuring and controlling system. The portable linear motor multi-axis linkage measuring and controlling system comprises a computer, a multi-axis motion control card, a grating, a current sensor, a voltage sensor, a signal processing circuit and a wireless transmitting and receiving module. Positions, speeds, voltage, currents and other performance parameters of all axis linear motors are collected dynamically, the grating, the current sensor and the voltage sensor send collected signals to the motion control card through the wireless transmitting and receiving unit, the multi-axis motion control card communicates with the computer through the wireless transmitting and receiving module, data are displayed through an own liquid crystal display screen of the control card, or the multi-axis motion control card is connected with the computer in a wireless mode, and the collected data are displayed, analyzed and stored through a virtual instrument development platform LABVIEW. The portable linear motor multi-axis linkage measuring and controlling system has the advantages of being simple, portable and high in sampling speed, testing accuracy and processing efficiency and avoiding complex wiring.

The invention relates to the technical field of information, and discloses an audio and video playing method and a device, and the method which is used for home devices comprises the steps: an audio playing device is searched from devices which registered in the network; audio and video data is divided into audio data and video data; the audio data is transmitted to the searched audio playing device to play; the obtained video data is decoded, and the decoded video data is played. According to the invention, on a condition of keeping the same playing quality of using a signal line to connect, the complex wire arrangement between home devices and the audio playing device can be avoided, and the update and expansion of a home theater system formed by the home devices and the audio playing device can be performed; the same audio playing device can be utilized by different home devices, one home device can utilize a plurality of audio playing devices at the same time, and the whole process has no need to manually plug and unplug the signal line, so that a user can conveniently use.

The invention discloses an electric meter data acquisition method. The electric meter data acquisition method comprises the following steps that when a preset trigger condition is reached, a target electric meter data acquisition instruction is generated; the target electric meter data acquisition instruction is sent to corresponding target equipment through power broadband carrier waves; target meter data returned by the target equipment through the power broadband carrier waves are received; and the target electric meter data are returned to a meter reading master station through a power wireless private network 230 module. According to the technical scheme, complex wiring is avoided, and the maintenance difficulty is reduced, the data transmission rate is improved, the data capacity isincreased, and the channel blocking phenomenon caused by too many data is avoided. The invention further discloses an electric meter data acquisition device and system and a storage medium, and corresponding technical effects are achieved.

The invention relates to a four-channel surface myoelectricity active concentric circle electrode and a preparation method thereof. The electrode is composed of an FPC flexible substrate, a concentriccircle electrode, a reference electrode and a power source conversion circuit, an active electrode is designed by adopting an instrument amplifier with extremely low current noise to prevent the introduction of the internal noise and electromagnetic noise from the very beginning, concentric circle spatial filtering can reduce myoelectricity crosstalk, the amplification of artifact interference isprevented by a front-end resistance-capacitance filtering network, contacting resistance is reduced by immersion gold treatment of the electrode, the durability of the electrode is improved, electromagnetic interference is further reduced by reasonable layout and large-scale copper pavement. Compared with a commonly used myoelectricity collecting electrode on the current market, the four-channelsurface myoelectricity active concentric circle electrode has the advantages of better noise resistance performance, more excellent moving unit action potential distinguishing capability, stronger surface anti-corrosion performance and simpler structure, a user easily wears the four-channel surface myoelectricity active concentric circle electrode, and the four-channel surface myoelectricity active concentric circle electrode is suitable for collecting a high-quality surface myoelectricity signal and can be used for the study of gesture recognition and the like.

The invention discloses a wireless passive temperature sensing system for a main transformer cabinet of an electric locomotive. The wireless passive temperature sensing system comprises a surface acoustic wave temperature sensing unit, an antenna unit and an acquisition unit, the surface acoustic wave temperature sensing unit is mounted at a to-be-measured temperature in a main transformer cabinetof the electric locomotive, and is connected with the acquisition unit through the antenna unit; and the surface acoustic wave temperature sensing unit comprises a substrate, a piezoelectric substrate, an antenna module, an interdigital transducer and a reflecting grating. The piezoelectric substrate comprises a sound wave conduction substrate and a piezoelectric film positioned on the sound waveconduction substrate; the sound wave conduction substrate is located on the substrate, and the antenna module, the interdigital transducer and the reflecting grating are located on the piezoelectricfilm; and a sound absorption layer is laid on the surface of the piezoelectric film and used for absorbing bulk acoustic wave signals in the acoustic surface waves. The system has the advantages of high frequency, low time delay, high sound velocity, high reliability, high adaptability and the like.

The invention relates to a full-digital constant-temperature water-cooling control system for a high-pressure high-capacity IEGT (Injection Enhanced Gate Transistor) converter. The full-digital constant-temperature water-cooling control system mainly comprises a liquid storage tank, an IEGT converter water-cooling system, a water pump, a cooling water circulating system, a temperature transmitter and a constant-temperature cooling control cabinet, wherein the IEGT converter water-cooling system is arranged in the IEGT converter; the water pump is used for driving the cooling water in the IEGT converter water-cooling system to circulate; the cooling water circulating system is composed of a motor of the water pump; the temperature transmitter is arranged at a water outlet pipe of the IEGT converter water-cooling system and is used for detecting the temperature of the cooling water in the water outlet pipe of the IEGT converter water-cooling system and outputting a temperature signal to the constant-temperature cooling control cabinet; and the constant-temperature cooling control cabinet is used for outputting a rotating speed control signal to the motor of the water pump according to the received temperature signal so as to adjust the rotating speed and control the flow of the cooling water in the cooling water circulating system. The full-digital constant-temperature water-cooling control system for the high-pressure high-capacity IEGT converter controls the rotating speed of the motor of the water pump according to the temperature of the cooling water flowing out of the converter so as to control the flow of the cooling water; the converter works at constant temperature; the backflow of the cooling liquid is avoided; and the energy resource is obviously saved.

The present invention discloses a vehicle indoor lamp capable of achieving constant illuminance illumination and color temperature compensation, belonging to the field of vehicle indoor lamp illumination. The vehicle indoor lamp comprises a light intensity detection module, a switch, a dimming and color regulation module and a temperature detection module, the light intensity detection module collects light intensity in the vehicle and sends light intensity data to the dimming and color regulation module in a wireless transmission mode; the temperature detection module detects the temperaturein the vehicle and sends the temperature data to the dimming and color regulation module in a wireless transmission mode; and the dimming and color regulation module receives the light intensity dataand the temperature data sent by the light intensity detection module and the temperature detection module. The vehicle indoor lamp employs the ZigBee wireless communication technology and the sensortechnology to perform automatic regulation of the light illuminance and the color temperature in the vehicle according to the change of the external environment so as to achieve constant illuminance illumination of the light illuminance without change with the external environment and control of color temperature compensation of the color temperature with the change of the temperature in the vehicle, avoid complex wiring, improve the illumination quality and reduce the energy consumption.

The invention discloses a switch machine driving system with open-phase protection, and belongs to the switch machine technology. A digital input unit is provided with input signals DO1 and DO2; a relay is controlled to be sucked up or closed by input signals DO1 and DO2; by controlling the input sequence of the input signals DO1 and DO2, a first output interface or a second output interface of a commutation circuit is enabled to output, and the actuation of a first electronic switch or a second electronic switch is controlled, so the commutation operation of the motor of a switch machine is realized; an input signal DO1 sequentially passes through the delay circuit and the reversing circuit, and an input signal DO2 sequentially passes through the delay self-locking circuit and the reversing circuit. According to the invention, the overcurrent condition is detected during locked-rotor and phase loss, the drive of the switch machine is cut off, an open-phase protector is not needed, and protection of phase loss, locked-rotor and the like can be realized on hardware. The method that the electronic switch is firstly disconnected and then connected compared with a relay node is ensured by adopting digital quantity delay, so that ignition arc of the relay node can be effectively avoided.

The invention relates to the technical field of wireless transmission, in particular to an assembly type marine hydrological information wireless transmission system. The system comprises a data sending unit and a data receiving unit, wherein the data sending unit and the data receiving unit are in wireless transmission, the data sending unit comprises a data acquisition unit, a data cleaning unit, a data encryption unit, a data gain unit and a wireless sending unit, and the data receiving unit comprises a wireless receiving unit and a data decryption unit. According to the assembly type marine hydrological information wireless transmission system, marine hydrological information is transmitted in a wireless transmission mode, the limitation of the range of network nodes is reduced, meanwhile, complex wiring is avoided, the maintenance cost is reduced, gain anti-interference processing is conducted on transmitted data, the anti-interference performance of marine hydrological information transmission is improved, and the rate is increased.

The invention is an orbital conveyor controller, comprising: master control unit, vehicle-carried control units, and position marking card, where the master control unit is composed of master controller and main wireless communication module, interconnected, each vehicle-carried control unit is composed of slave controller, slave wireless communication module, position recognizer and dolly actuator, correspondingly connected, the position recognizer recognizes the position marking card to obtain the position information, the master and slave wireless communication modules are wirelessly interconnected to make master-slave communication so as to make the conveying dolly have ability of self-recognizing position and self-controlling, simplifying the structure of the controller and avoiding complex wiring, improving working reliability of the controller, reducing the cost, convenient to debug and maintain, and making the system easy to upgrade and reconstruct.

The invention relates to a PoE power supply-based discrete motor driver comprising a shell body, a driving circuit board, an IO connector and a state indicating lamp, wherein the driving circuit board, the IO connector and the state indicating lamp are mounted on the shell body; the diver also comprises a POE power supply system mounted on the shell body, the POE power supply system is connected with the driving circuit board, and transmission data and power supply are supplied to the driving circuit board at the same. Compared with technology of the prior art, the PoE power supply-based discrete motor driver is advantaged by simple structure, good universality, low implementation cost and the like.

A ship engine monitoring system is provided. The invention relates to the ship engine monitoring system. Two-way signal transmission is achieved between a DSP, and a reserved functional module, a signal processing module, an Lora communication module I, a control input module and a control output module; a signal is transmitted wirelessly between the Lora communication module I and an Lora communication module II; after the Lora communication module II receives the signal, the signal is transmitted to a Raspberry Pi 3-generation B type processor; the Raspberry Pi 3-generation B type processor also transmits the signal to the Lora communication module II; the Raspberry Pi 3-generation B type processor further receives a signal of a video processing module; and two-way signal transmission is achieved between the Raspberry Pi 3-generation B type processor, and a 4G wireless communication module and the reserved functional module. The ship engine monitoring system achieves automatic control and parameter monitoring on ship engines.

The invention relates to a POE power supply-based integrated driving motor comprising a motor body and a driver connected with the motor body; the driver comprises a driving circuit board, a state indicating lamp and an IO connector; the state indicating lamp and the IO connector are connected with the driving circuit board; the driver also comprises a POE power supply system connected with the driving circuit board. Compared with technologies of the prior art, the POE power supply-based integrated driving motor is advantaged by simple structure, good universality, low implementation cost and the like.

The invention relates to a discrete network experiment teaching circuit board, which comprises a component array and a connection array, wherein: the component array is composed of J serially-connected components and K discrete components; the J serially-connected components form J+1 nodes, and the K discrete components form 2K nodes; and the J+1 nodes and the 2K nodes are all connected to the connection array, any one of the J+1 nodes and the 2K nodes is connected by the connection array, and the connection relationship between the J+1 nodes and the 2K nodes is changed through the connectionarray, thereby changing the connection relationship of the J serially-connected components and the K discrete components constituting the component array. The present invention also relates to a connection method using the above circuit board and an application method using the above circuit board. The invention avoids the complicated wiring when the student first comes into contact with the experiment; and the wireless components in the network structure need to be concluded and summarized, leaving an open thinking gap.

This patent relates to a four-channel surface myoelectric active concentric circular electrode and a preparation method thereof. The electrodes are mainly composed of FPC flexible substrates, concentric electrodes, reference electrodes and power conversion circuits. The instrumentation amplifier with minimal current noise is used to design the active electrode, thereby avoiding the introduction of internal noise and electromagnetic noise of the amplifier from the source; concentric circle spatial filtering can reduce myoelectric crosstalk; the front-end resistance-capacitance filter network avoids the interference of artifacts Amplification; the immersion gold treatment of the electrode reduces the contact resistance and improves the durability of the electrode; reasonable wiring and large-area copper laying further weaken the electromagnetic interference. Compared with the EMG collection electrodes commonly used in the market, this electrode has better anti-noise performance, better motor unit action potential resolution ability, stronger surface corrosion resistance, and simpler structure, easy to use are worn. The electrodes are suitable for collecting high-quality surface electromyographic signals, which can be used for research such as gesture recognition.

The invention provides a calibration system of a ship accelerometer. The calibration system comprises that a controller sends a control signal to a signal generator; the signal generator outputs an excitation signal in the calibration frequency according to the control signal; a power amplifier receives and amplifies the excitation signal; an exciter is used to generate a constant vibration signal according to the excitation signal; a force sensor is used to transmit the vibration signal to a ship structure; a standard wireless accelerometer is installed at one side of the calibrated accelerometer, and a first speed response value is generated according to the vibration signal and sent to the controller; and the calibrated accelerometer generates a second speed response value according to the vibration signal, and sends the second speed response value to the controller. The controller calibrates a calibration factor of the calibrated accelerometer according to the first and second speed response values.

The invention provides a calibration system of a ship hydrophone. The calibration system comprises a controller, a power amplifier, a transducer, a calibrated hydrophone, a standard wireless hydrophone, and a monitor, wherein the controller is connected with an input end of the power amplifier through a signal line and is used for sending an excitation signal under calibration frequency to the power amplifier, an output end of the power amplifier is connected with the transducer and the power amplifier is used for amplifying the excitation signal, the transducer is underwater and is used for converting the excitation signal into an acoustic signal, the calibrated hydrophone is installed on a ship structure, generates a first voltage response value according to the acoustic signal, and sends the first voltage response value to the monitor, the standard wireless hydrophone generates a second voltage response value according to the acoustic signal, and sends the second voltage response value to the controller through wireless transmission, an input end of the monitor is connected with the calibrated hydrophone and the controller separately, and the monitor is used for receiving the first voltage response value sent by the controller and calibrating a calibration factor of the calibrated hydrophone according to the first voltage response value and the second voltage response value.

The invention provides a server state monitoring method and system, a terminal and a storage medium. The method comprises the following steps: establishing communication connection with a server by using a wireless communication protocol; issuing an information capturing program to the server, and executing the information capturing program to collect server BMC data; acquiring BMC data captured by the information capturing program through a communication link; and analyzing the server state information in the BMC data, and outputting and displaying the server state information. According to the invention, environment construction in a test stage can be simplified, the access BMC management efficiency is accelerated, real-time management in a use stage is facilitated, cables in a wireless environment are reduced, complex cable management is avoided, a plurality of servers can be managed at the same time, a local area network is safer, a module address is adaptive to a server number, and a target server can be found more conveniently.

The invention discloses an adapter ring of an industrial camera lens and a CCD and a control method, and the two surfaces of the adapter ring are provided with mechanical bayonets which are used for clamping the lens and the CCD respectively. The adapter ring is connected to a router through a network port, and the router is further connected to a control device through the network port. And the adapter ring is powered by the POE of the router. And the control equipment controls the adapter ring to operate through a network protocol. According to the adapter ring, a computer host does not needto be independently configured, remote control can be achieved, complex wiring of an existing mode is avoided, the application prospect is wide, a drive does not need to be configured in a remote control host, and drive control is avoided; the method can be integrated into an application scene of the industrial Internet, conversion is reduced, and data transmission equipment and intermediate operation are reduced; independent wiring for power supply is not needed, and complex circuits are reduced.

The invention relates to a discrete network experiment teaching circuit board, which comprises a component array and a connection array, wherein: the component array is composed of J serially-connected components and K discrete components; the J serially-connected components form J+1 nodes, and the K discrete components form 2K nodes; and the J+1 nodes and the 2K nodes are all connected to the connection array, any one of the J+1 nodes and the 2K nodes is connected by the connection array, and the connection relationship between the J+1 nodes and the 2K nodes is changed through the connectionarray, thereby changing the connection relationship of the J serially-connected components and the K discrete components constituting the component array. The present invention also relates to a connection method using the above circuit board and an application method using the above circuit board. The invention avoids the complicated wiring when the student first comes into contact with the experiment; and the wireless components in the network structure need to be concluded and summarized, leaving an open thinking gap.

The invention relates to the technical field of wireless transmission, in particular to an assembled wireless transmission system for marine hydrological information. It includes a data sending unit and a data receiving unit, and the data sending unit and the data receiving unit are transmitted wirelessly, and the data sending unit includes a data acquisition unit, a data cleaning unit, a data encryption unit, a data gain unit and a wireless sending unit , the data receiving unit includes a wireless receiving unit and a data decryption unit. In this prefabricated marine hydrological information wireless transmission system, the marine hydrological information is transmitted by wireless transmission, which reduces the limitation of the range of network nodes. At the same time, it avoids complicated wiring, reduces maintenance costs, and performs gain anti-interference processing on the transmitted data. Improve the anti-interference performance of marine hydrological information transmission and increase the speed.

The invention discloses a digital wireless nerve electrophysiological signal detection single chip, system and method. Wherein, the detection single chip includes: a clock reset management module, which is used to generate different frequency division clocks and reset signals for the detection single chip; The working mode of the neuro-electrophysiological signal acquisition module and the functional parameters of the low-noise processing module are configured accordingly; the neuro-electrophysiological signal acquisition module is used to collect the neuro-electrophysiological analog signals of the subcutaneous tissue or skin in the corresponding working mode; low noise The processing module is used to receive the neurophysiological analog signal and filter and amplify it, and transmit it to the time-division multiplexing ADC circuit module to convert it into a neurophysiological digital signal; and the radio frequency sending module is used to convert the neurophysiological digital signal Set it into a frame and modulate it into a sequence carrier, and then radiate out through the radiation antenna.

The invention discloses a smart TV with routing function, which includes a multimedia chip circuit board, a liquid crystal panel connected with the multimedia chip circuit board, a router circuit board connected with the multimedia chip circuit board, and a router circuit board connected with the router circuit board. The first remote control receiving circuit board; the first remote receiving circuit board receives the standby / wake-up control information sent by the remote controller, and sends it to the router circuit board; after the router circuit board receives the standby / wake-up control information, it instructs the multimedia circuit board The control cuts off or turns on the power supply of the liquid crystal panel, and cuts off or turns on the power supply of the multimedia circuit board at the same time. Thereby, the present invention puts the router inside the TV, which increases the routing function of the TV, saves costs, saves more power and energy when the TV is in standby, and is easy to use.

The invention provides a detection system based on an LORA wireless technology. The wireless LORA differential pressure sensor comprises at least one wireless LORA differential pressure sensor transmitting end, wireless LORA receiving end, wherein the wireless LORA differential pressure sensor transmitting end is in communication connection with the wireless LORA receiving end, the wireless LORA receiving end can receive a wireless signal transmitted by the wireless LORA differential pressure sensor transmitting end, and the wireless LORA receiving end transmits the signal to an external controller after receiving the signal; according to the scheme, wireless receiving of differential pressure signals can be achieved, the effect comparable with wired transmission is achieved, complex wiring is sequentially avoided, the construction period can be effectively shortened, the working process can be effectively simplified, the error-tolerant rate is increased, and the consumable cost is reduced.