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138results about How to "Normal power supply" patented technology

Alternating current charging pile system on basis of TD-LTE (time division long term evolution) network

The invention provides an alternating current charging pile system on the basis of a TD-LTE (time division long term evolution) network. Application of the TE-LTE network is combined. A charging pile substation serves as a site management center of alternating current charging piles, an analysis result on fault diagnosis of the site charging piles is provided via an embedded WEB server, aerial update service is provided for site charging pile firmware, load for an alternating current charging pile group is controlled and scheduled, remote fault diagnosing and monitoring and program updating service are realized, maintaining efficiency is improved, orderly charging is guaranteed by load controlling and scheduling, normal power supplying is reduced, charging quality for users is guaranteed, and stability of a power grid is maintained.
Owner:GUANGZHOU POWER SUPPLY BUREAU GUANGDONG POWER GRID CO LTD

Grid-connected wind-light combined power generation system and power generation method thereof

The invention discloses a grid-connected wind-light combined power generation system which comprises a wind power generator set, a solar photovoltaic array, a detecting device (11), an electrical storage device (12) and a master control device (13), wherein the wind power generator set and the solar photovoltaic array are respectively connected into an electric network; when the sum of the output power generated by the wind power generator set and the solar photovoltaic array is larger than the fluctuation range of the output power required by the electric network, the electrical storage device (12) is controlled to store electric energy by the master control device (13); and when the sum of the output power is smaller than the fluctuation range of the output power required by the electric network, the electrical storage device (12) is controlled to release the electric energy by the master control device (13). In the working process of the grid-connected wind-light combined power generation system, a supplementary power generator set is used for generating power, and the power of the power generation system transmitted to the electric network is adjusted in real time by the electrical storage device (12) according to the size of the output power, so that the power output to the electric network from the power generation system is more stable, thereby the power supply stability of the power generation system is improved, and the power supply quality of the electric network is ensured.
Owner:SANY ELECTRIC CO LTD

Non-invasive resident load identification method

The invention relates to a non-intervention resident load identification method, comprising the following steps: 1) Obtaining load characteristic indexes of all resident electrical appliances in a resident family, and constructing a resident family load characteristic database; Identify the load and perform voltage and current sampling, and preprocess the sampled data; 3) judge whether the residential load switching event occurs according to the passed voltage and current sampling values, if so, proceed to step 4), if not, return to step 2 ); 4) Extract the characteristic index of the load to be identified according to the sampled values ​​of the passing voltage and current; 5) According to the established database of residents’ household load characteristics and the characteristic index of the load to be identified, determine the load type where the switching event occurs, and obtain the Working status information of home appliances in the home. Compared with the prior art, the present invention has the advantages of simplicity, convenience, accuracy, strong anti-interference and the like.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO +1

Intelligent solar unmanned logistics distribution system, control method and distribution vehicle

The invention belongs to the technical field of intelligent logistics robots, and discloses an intelligent solar unmanned logistics distribution system, a control method and a distribution vehicle. The control method comprises the steps of collecting and analyzing a current road environment, and when a vehicle body detects an obstacle, the vehicle body automatically stopping or bypassing a bend toavoid the obstacle according to an ultrasonic detection distance and runs to a safe area; acquiring a lane boundary sign through a USB camera, carrying out binarization processing on an acquired picture, determining the position of a lane boundary through an edge detection method, solving the area of a lane boundary area, and controlling the vehicle body to run along the lane boundary area through a threshold judgment method; displaying vehicle state information such as latitude and longitude, speed, azimuth angle and battery capacity of the vehicle body in real time and sending the vehicle state information to a remote service center through a wireless module. According to the invention, the uncertainty of the external perception of the vehicle is reduced, and the correctness of the decision of the unmanned vehicle control system is greatly improved.
Owner:HUBEI UNIV OF AUTOMOTIVE TECH

Plate applied to cabinet body and cabinet door of power distribution cabinet and power distribution cabinet

The invention discloses a plate applied to a cabinet body and a cabinet door of a power distribution cabinet, and belongs to the field of power equipment. The plate comprises an interlayer, wherein the interlayer is provided with a shielding layer and a heat preservation layer from outside to inside, and a fireproof layer is arranged on the inner layer of the interlayer. The shielding layer is arranged in a traditional interlayer to avoid influences of electromagnetism on precise electric equipment in the power distribution cabinet in a strong electromagnetic environment and guarantee normal operation of the precise electric equipment. The heat preservation layer is arranged on the inner layer of the shielding layer, can slow down conduction of high temperature outside the cabinet body to the cabinet body by the plate and keeps the temperature of the cabinet body normal and stable; the fireproof layer arranged on the inner side of the interlayer can prevent spreading of a fire disaster happening in the cabinet body. The invention further discloses the power distribution cabinet adopting the plate.
Owner:江苏诚纳电气有限公司

Auxiliary power supply system for power converter and method

The invention discloses an auxiliary power supply system for a control board, a switch and a contactor of a power converter and a corresponding method. The method comprises the following steps: step S110, when a power grid normally works, a grid side converter gets electricity from the power grid and converts the electricity into direct current for output to charge a direct current bus capacitor; S120, a DC / DC converter gets electricity from a direct current bus at the output end of the grid side converter and converts the electricity into stabilized voltage to supply the power for at least one of the control board, the switch controlled by a direct current coil and the contactor controlled by the direct current coil; and S130, when the power grid is disconnected, the direct current bus capacitor discharges the DC / DC converter, so that the DC / DC converter continuously supplies the power. By adopting the power converter used by the auxiliary power supply system and the method, the control board, the switch and the contactor of the system can be ensured to be supplied without a UPS (Uninterrupted Power Supply) or an external power supply under the situation of voltage drop of the power grid to prevent the system from power failure; and meanwhile, the UPS is omitted, the cost is reduced, and the reliability and the utilization rate of a complete machine are improved.
Owner:SHENZHEN HOPEWIND ELECTRIC CO LTD

Battery box for new energy electric vehicle

The invention discloses a battery box for a new energy electric vehicle. The battery box comprises a box body, wherein a ventilation groove is formed in the left side face of the box body; a dust-proof net is arranged in the ventilation groove; damping devices are arranged at the four corners of the inner bottom end of the box body; a bottom plate is arranged at the upper ends of the four dampingdevices; a fixed frame is arranged on the upper surface of the bottom plate; small holes are evenly distributed in four side plates of the fixed frame; not less than three battery bodies are placed inside the fixed frame placed; heat dissipation baffles are arranged between two adjacent battery bodies; and a fixed plate is fixed on the upper part inside the box body through a first screw. The battery box for the new energy electric vehicle is convenient to use, and has various functions. The shock of the battery body can be reduced; the damage of internal electrical components is avoided; thebattery body can be fixed firmly; the shaking of the battery body is avoided; the temperature and humidity values inside the battery body can be grasped conveniently; and the heat dissipation of the battery body is accelerated. The battery box has a good heat dissipation effect and a dehumidification function.
Owner:阜阳市人民电气实业有限公司

Management method and system for whole cabinet sever power source

The invention discloses a management method and system for a whole cabinet server power source. The management method comprises the steps below: a whole cabinet server management module sends a query instruction to a power module according to a first preset polling cycle; the power module sends setting parameter information to the whole cabinet server management module based on the query instruction, zeroes out a timer and enables the timer to start timing after the zeroing out; the whole cabinet server management module obtains power source information based on the obtained setting parameter information and operating information of a user and manages the power module; and the power module monitors a value of the timer and controls an on / off state of the power module based on the value. The management method can monitor the state information of the whole cabinet server power source efficiently; normal power supply of the whole cabinet server power source is ensured through the value of the timer of the power module when the whole cabinet server management module loses efficacy, so that failures of the server caused by abnormal power supply of the power source are reduced, and reliability and the reliability of the whole cabinet server are improved.
Owner:INSPUR BEIJING ELECTRONICS INFORMATION IND

Fan control apparatus

The invented device ensures power supply for heat radiating fan normally. A divided circuit is connected between input end of power source and circuit of driving motor so that the divided circuit is connected to control circuit in parallel. When in normal operation of the control circuit, both of the control circuit and the divided circuit together is as power supply lines for the heat radiating fan. When in abnormal operation caused by disabled control circuit, the divided circuit becomes as power supply line solely. Thus, power supply for heat radiating fan is ensured.
Owner:GIGA BYTE TECH CO LTD

Insulating rod withstand voltage test testing device and locating method

The invention relates to an insulating rod withstand voltage test testing device and a locating method. According to the technical scheme, the insulating rod withstand voltage test testing device comprises a support rod, clamping sleeves, a hinge and a threaded rod, wherein the bottom of the support rod is provided with side support frames, the top of the support rod is connected with the clamping sleeves, the clamping sleeves comprise an upper clamping sleeve and a lower clamping sleeve, the upper clamping sleeve is connected with one end of the lower clamping sleeve through the hinge in a hinged mode, the upper clamping sleeve is connected with the other end of the lower clamping sleeve through the threaded rod, the upper clamping sleeve and the lower clamping sleeve are provided with semicircular grooves which are mutually matched, insulating rod through holes are formed after the semicircular grooves in the upper clamping sleeve and the lower clamping sleeve are closed, the upper clamping sleeve is provided with a conducting bolt, and a support electrode closer is arranged between every two semicircular grooves. The insulating rod withstand voltage test testing device and the locating method have the advantages that the labor safety of personnel is guaranteed, the installing efficiency is improved, the labor intensity of construction personnel is reduced, the normal operation of a transformer is guaranteed, and normal power supply is supplied.
Owner:STATE GRID CORP OF CHINA +1

Solar power grid and municipal power grid no-countercurrent combination power supply control system and method thereof

The invention discloses a solar power grid and municipal power grid no-countercurrent combination power supply control system and a method thereof. According to the system and the method, through reasonably controlling the output power of a PV array in a whole solar power grid system, the control of the output power of the whole solar system is realized, the balanced, sustained and stable output of the whole solar power grid generation system is ensured, and a solar power grid terminal and a municipal power grid terminal supply power to a load together through alternating current grid connection. The object of 'local, efficient and prior use' of power generated by the solar power grid terminal is realized, a countercurrent prevention control device is added to a municipal power grid power supply terminal according to the control system so as to prevent the electric energy generated by a solar power gird from flowing to a municipal power grid, thus the cleanness of the municipal power grid is ensured, and the pollution and influence on the municipal power grid by the solar power grid are avoided.
Owner:HUBEI UNIV OF TECH

Elevator without traveling cable

The invention relates to the field of mechanical equipment, in particular to an elevator without a traveling cable. According to the technical scheme for achieving the technical aim, the elevator without the traveling cable comprises an electric energy device for providing electric energy for lift car running and a communication device for providing signal transmission for a lift car; the electric energy device comprises a storage battery arranged on the lift car and a charging device for charging the storage battery, and the charging device comprises a primary coil arranged on a shaft wall and a secondary coil arranged on the lift car; and the communication device comprises a magnetic coupling device arranged on the lift car and a decoder for receiving and decoding signals sent by the magnetic coupling device, and the decoder is electrically connected with a control cabinet. According to the elevator without the traveling cable, the communication and power supply problem of the traveling cable can be solved, power supply is sufficient, communication is smooth, cost is saved, and the attractiveness of the elevator is increased.
Owner:ZHEJIANG NANAO ELEVATOR

Transmission line video monitoring device with functions of guard against theft, alarm and detection

InactiveCN102724487ARealize real-time video monitoringReal-time video monitoring is easyClosed circuit television systemsBurglar alarmVideo monitoringComputer module
The invention discloses a transmission line video monitoring device with the functions of guard against theft, alarm and detection. The transmission line video monitoring device comprises a camera module arranged at a monitoring point of a power supply line; the signal output terminal of the camera module is connected with the signal input terminal of a video processing module; the signal output terminal of the video processing module is connected with a signal input terminal of a control module; a signal output terminal of the control module is connected with a signal input terminal of a first wireless receiving / transmitting module; a signal output terminal of a second wireless receiving / transmitting module is connected with a monitoring room host; the first wireless receiving / transmitting module is in wireless communication match with the second wireless receiving / transmitting module; and a power supply module supplies power to the camera module, the video processing module and the first wireless receiving / transmitting module. According to the transmission line video monitoring device, the camera module and an antitheft alarming module are arranged at the monitoring point of the power supply line, alarm signals and videos are firstly transmitted to the monitoring room host through the wireless receiving / transmitting modules when dangerous cases occur, and the real-time video monitoring of a transmission line can then be realized, so that the working strength of line attendants is reduced, the economic loss of enterprises is reduced, and the normal power supply is guaranteed. The transmission line video monitoring device is simple in structure and easy to implement.
Owner:STATE GRID CORP OF CHINA +2

Intelligent protective circuit and intelligent protective method for storage battery of hybrid power automobile

The invention discloses an intelligent protective circuit for a storage battery of a hybrid power automobile. The intelligent protective circuit is suitable to be electrically connected with the storage battery, and comprises a power utilization unit and a suicide circuit, wherein the suicide circuit is used for switching on the storage battery and the power utilization unit; the power utilization unit is applied to detecting the voltage of the storage battery; and when the voltage of the storage battery is lower than the preset battery voltage, the power utilization unit controls the suicide circuit to switch off to cut off the power supply of the storage battery to the power utilization unit. The invention also provides an intelligent protective method for a storage battery of a hybrid power automobile. The intelligent protective method comprises steps that: the power utilization unit detects the voltage of the storage battery at a first frequency; and when detecting that the voltage of the storage battery is lower than the preset battery voltage, the power utilization unit controls the suicide circuit to switch off to cut off the power supply of the storage battery to the power utilization unit. By the intelligent protective circuit and the intelligent protective method for the storage battery of the hybrid power automobile, the storage battery can be prevented from being overused and even being subjected to irreparable damage.
Owner:CHONGQING CHANGAN AUTOMOBILE CO LTD

Heating non-combustion electronic cigarette appliance with smoke cartridge capable of automatically popping up

The invention discloses a heat-not-burn electronic cigarette appliance with smoke cartridges capable of automatically popping up. The heat-not-burn electronic cigarette appliance comprises a body, a heating chamber which is arranged in the body and is used for accommodating and heating the smoke cartridge, a battery used for providing heating electric energy for the heating chamber, and an integrated circuit board which is used for integrally controlling a heating circuit. A heating base is fixedly arranged on a bottom side in the heating chamber, a heating part is detachably arranged on the heating base and is used for allowing the smoke cartridge to be inserted and fixed and heating the smoke cartridge, and an attraction part which generates a magnetic field and generates magnetic forcewhen being powered on is arranged at the top of the heating chamber, the heat-not-burn electronic cigarette appliance also comprises a pop-up piece which is arranged on the heating base in a sliding and sleeving mode and used for rapidly moving upwards under the magnetic force of the attraction part and driving the smoke cartridge to pop up, a cover cap which is arranged at an outer end of the heating chamber in a sleeving mode and used for limiting the pop-up piece, and a boosting module which is used for increasing the voltage of the battery to enhance the magnetic force of the attraction piece to the pop-up piece. The smoke cartridge does not need to be manually pulled and inserted or moved out through the control of a supporting cap, and the problems of abrasion, abnormal sound and thelike of smoking set accessories are effectively avoided.
Owner:HUBEI CHINA TOBACCO IND +1

A data monitoring method and system thereof for a household electric network

The invention discloses a client, which is based on the Internet and is used for registering a user to log in. The client displays the power consumption information of the registered user and interacts with the registered user. An intelligent meter that matches the corresponding registered user and is arranged on the home circuit of the registered user; The smart meter measures the power consumption in the time period and generates power consumption information; The intelligent electric meter outputs electric information through a built-in wireless communicator; a monitoring and management background receives the power information of the smart meter; At the same time, the monitor management background interacts with the client information based on the Internet, and the power consumption information is displayed to the client; The monitoring management background generates a power consumption area according to the registration information of the registered user; The monitoring and management background calculates the power consumption information of the power consumption area and generates visual data for analysis. The statistic and visual display of power consumption information are provided for analysis and corresponding power supply allocation is made. The system can effectively improve the accuracy and reliability of power dispatching control in a specific area, and ensurethe normal power supply of users.
Owner:GUANGZHOU TENGDAOLV POWER TECH DEV CO LTD

Automatic reclosing switch of thyristor

InactiveCN101895086AOvercome the hidden dangers of contact arc and sparkDisplay voltage value in real timeEmergency protective arrangements for automatic disconnectionMicro computerPower grid
The invention relates to an automatic reclosing switch of a thyristor, which comprises an inverse parallel main circuit of the thyristor and a single-chip microcomputer control system, wherein the inverse parallel main circuit of the thyristor belongs to a non-contact point type power electronic element; and the single-chip microcomputer control system comprises a single-chip microcomputer and peripheral circuits; the peripheral circuits comprise a power supply signal sampling circuit, a single-chip microcomputer switching power supply forming circuit, a load signal sampling circuit, a keyboard / display interface, a switch state detection circuit, a trigger circuit, an alarm output interface, a dry contact output, a 232 serial port and an I / O expansion interface. The automatic reclosing switch of the thyristor adopts the modern power electronic technology and the micro-computer control technology for realizing the non-contact point type opening and closing functions, and can detect faults of a power supply, a load and the automatic reclosing switch in an on-liner manner; and the automatic reclosing switch of the thyristor can be used in unattended rooms for power distribution in telecommunications, mobile, power, radio and television, transportation and other industries, in particular to remote areas; furthermore, the non-contact point type automatic reclosing switch can reduce the maintenance workload of the rooms of staff, protect communication equipment, recover the normal work in time and reduce the secondary loss of power grid failure.
Owner:叶晓燕 +1

Farm system for implementing organic pig improvement technology

InactiveCN105676772AIntelligent information collectionIntelligent Management ControlBatteries circuit arrangementsLivestock managementElectricityEngineering
The invention discloses a farm system for implementing an organic pig improvement technology. The farm system comprises a pigpen and an intelligent management system connected with the pigpen, wherein the intelligent management system is internally provided with a power supply system, a dsp processor, a human-computer interaction platform, an analog-to-digital conversion circuit, a digital-to-analogue conversion circuit and a plc control circuit, the power supply system is connected with electricity utilization equipment in the pigpen and the dsp processor, the dsp processor is connected with the analog-to-digital conversion circuit and the digital-to-analogue conversion circuit, and the plc control circuit and the analog-to-digital conversion circuit are connected with the electricity utilization equipment. The intelligent control system is designed based on a digital signal processing technology and an embedded control technology, and is used for performing information acquisition and management control on the electricity utilization equipment in the farm system intelligently, so that the farm system is in a set optimal breeding environment, the desired breeding environment is provided for the improvement of organic pigs, and the whole system has the advantages of scientific design, reasonable use, low using cost, real-time controllability and the like.
Owner:CHONGZHOU LONGXING KONGXUEMEI FAMILY FARM

Intelligent safe environmental sanitation garment

InactiveCN104921336AGuaranteed WearabilityImprove indoor positioning distanceProtective garmentAccelerometerEngineering
The invention relates to an environmental sanitation garment, particularly relates to an intelligent safe environmental sanitation garment, and belongs to the technical field of clothes designs. The intelligent safe environmental sanitation garment is characterized in that sleeves of the environmental sanitation garment are in detachable styles for characteristics of environmental sanitation work, and iBeacon technologies are fused into the intelligent safe environmental sanitation garment. The intelligent safe environmental sanitation garment has the advantages that detachable portions of the intelligent safe environmental sanitation garment are similar to styles of arm covers, are made of waterproof, dirt-resistant and breathable fabrics and can be replaced, netted materials are arranged inside the detachable sleeves, and accordingly the wearing comfort of the intelligent safe environmental sanitation garment can be guaranteed; iBeacon base station firmware {which comprises internal accelerometers, flash memory strips, ARM [advanced RISC (reduced instruction set computer) machine] architecture processors, Bluetooth modules and circuit modules, the Bluetooth modules are connected with software Lightblue of mobile terminals, and wireless sensors and low-function Bluetooth signals can be combined with one another to carry out wireless positioning} are sewn on a lower hem of the garment, waterproof and breathable PTFE (polytetrafluoroethylene) films cover the iBeacon base station firmware, effective intermittent positioning effects can be realized by an iBeacon base station of a body, the waterproof and breathable PTFE films cover the iBeacon base station, accordingly, elements can be prevented from being easily damaged in washing procedures, and power can be assuredly normally supplied by power modules of the base station.
Owner:JIANGNAN UNIV

Automatic, intelligent, integral, safe and quick cooling system for transformer

The invention discloses an automatic, intelligent, integral, safe and quick cooling system for a transformer. The system comprises the transformer, an electromagnetic valve, a hand control valve, a pressure gauge, an umbrella shaped nozzle, a temperature sensor, a background monitoring machine, a temperature control instrument, a UPS (uninterruptible power supply), a spraying auxiliary device, alarm color indicator lights and an intelligent temperature control switch. The spraying auxiliary device comprises a galvanized water pipe, an auxiliary support, a high-voltage connection hose and magnetic attraction pieces; a safety shield is arranged at the umbrella shaped nozzle; the background monitoring machine and the temperature control instrument are connected with a remote / zero / local control switch. The system has the advantages that safety in water cooling for the transformer is improved, quickness in cooling of the transformer under the condition of unattended operations is realized, remote automatic monitoring and operation control of a control center are guaranteed, and intelligence, automation, high safety, convenience and quickness in operation, directness and effectiveness in cooling of the transformer are achieved.
Owner:NANZHAO COUNTY ELECTRIC POWER BUREAU

Novel intelligent kindergarten clothes with positioning function

InactiveCN104886834AGuaranteed WearabilityImprove indoor positioning distanceNear-field transmissionUniformsLine sensorCarton
The invention relates to clothing of children, in particular to the design of novel intelligent kindergarten clothes with a positioning function. The novel intelligent kindergarten clothes with the positioning function comprise a clothes body, sleeves and a collar. The novel intelligent kindergarten clothes with the positioning function are characterized in that the left forebreast portion of the clothes body is fully embroidered with carton patterns, and a double-layer thickened embedded pocket is arranged on the back sides of the patterns; iBeacon base station firmware is sewn in the pocket, and an accelerator, a flash memory, an ARM architecture processor, a Bluetooth module and a circuit module are arranged in the iBeacon base station firmware; the Bluetooth module is connected with Lightblue software of a mobile terminal so that wireless positioning can be conducted through combination of a wireless sensor and low-function Bluetooth signals. An iBeacon base station used in the novel intelligent kindergarten clothes can effectively conduct intermittent positioning and is wrapped by a waterproof and breathable PTFE film, and accordingly the situation that elements are damaged in the washing process is not likely to happen, and normal power supply of a base station power module is guaranteed.
Owner:JIANGNAN UNIV

Chargeable battery without the necessary of identifying polarity

The present invention discloses an identification-free polar chargeable battery, which comprises a battery cell(2), an outer cover(23) for enclosing the battery cell(2), an electricity charging and discharging circuit comprising a protecting circuit of the electricity charging and discharging circuit. The electricity charging and discharging circuit is integrated into a circuit board(4) and is encapsulated into the outer cover(23) of the battery together with the battery cell(2). Wherein, the anode of the battery is respectively protruding arranged at a first anode(11) and a second anode(12) which are arranged in the middle parts of the two end faces of the battery. A cathode(6) is arranged on the sidewall of the battery with protruding parts. Therefore, the chargeable battery can provide power supply to the electric devices not only through the first anode(11) and the cathode(6), but also through the second anode(12) and the cathode(6). The outer cover(23) also can be provided with a signal chip(13), the starting and ending terminals of which are respectively positioned at the two end faces of the battery. The chargeable battery always can obtain normal power supply, no matter how the appliances are arranged. Therefore, the present invention has fairly convenient application and also is more beneficial for the senior and the children.
Owner:GUANGZHOU ZHANHUI ELECTRONICS

Single-live-wire electric power acquisition device and single-live-wire switch

The invention provides a single-live-wire electric power acquisition device which comprises a rectifying unit, a first energy storage unit, a control unit and an adjustable impedance unit. The rectifying unit performs rectification on AC power and outputs DC to the first energy storage unit. The first energy storage unit supplies electric energy to a load. The control unit detects voltage magnitude of the first energy storage unit and controls impedance change of the adjustable impedance unit according to the detected voltage magnitude. The single-live-wire electric power acquisition device automatically adjusts low-impedance time and high-impedance time of the adjustable impedance unit according to power consumption amount of the load for supplying enough energy to the load.
Owner:OPPLE LIGHTING

Dual-mode amplification multi-path distribution system with anti-interference function and distribution method

The invention discloses a dual-mode amplification multi-path distribution system with an anti-interference function and a distribution method. According to the invention, the system is provided with three GPS / Beidou antenna units; a detection and control unit is used for detecting the signal intensity of a first radio frequency active unit, a second radio frequency active unit and a third radio frequency active unit, and controlling the switching between a radio frequency switch and a multi-channel GPS / Beidou signal switching unit; the third GPS / Beidou antenna unit is connected with an anti-interference module, GPS / Beidou signals can be continuously output when other antenna units are interfered and cannot work, the antenna has three-channel input and multi-channel output, the number of antenna feeder systems is effectively reduced, and the construction difficulty and cost are reduced.
Owner:SHAANXI TIANJI COMM TECH

A series intermediate frequency power supply cabinet

The invention discloses a series medium-frequency power cabinet. The series medium-frequency power cabinet comprises a power connection cabinet, a partition cabinet, a wire arrangement cabinet and a backup power cabinet, wherein a sliding plate is arranged at an inner side of the power connection cabinet, a unit cabinet cylinder is arranged at a middle part of the sliding plate, a unit cabinet door is arranged at a left side of the unit cabinet cylinder, a withdrawing door is arranged on a surface of the partition cabinet, the partition cabinet is arranged at an inner side of the unit cabinetcylinder, a branching disc is arranged at an inner side of the wire arrangement cabinet, the wire arrangement cabinet is arranged at a right side of the power connection cabinet, limitation strips arefixedly arranged at a left side and a right side of the backup power cabinet, and the backup power cabinet is arranged at a rear side of the wire arrangement cabinet. The series medium-frequency power cabinet employs a series multi-split design, an electric furnace control circuit can be arranged separately, a cable fault is convenient to timely check and process, one electric furnace is used forsmelting, one electric furnace is used for preserving heat, power between the power cabinets is arbitrarily allocated, one-time pouring of a large piece and continuous pouring of a small piece can beachieved, and the production efficiency of the electric furnace is improved.
Owner:佛山市熔科工业电炉有限公司

Intelligent internet convergence media broadcast exhibition machine

Disclosed is an intelligent internet convergence media broadcast exhibition machine; the intelligent internet convergence media broadcast exhibition machine comprises an internet convergence media broadcast exhibition machine body, a switching power supply, solar panels, a time control switch, a storage battery, a power inverter, a conversion relay and a micro electro-acoustic conversion device, and also comprises a driving mechanism and light control circuits, wherein one solar panel is arranged at the upper end of the shell of the convergence media broadcast exhibition machine body, and theother two solar panels are hinged to the left side end and the right side end of the shell respectively; the photoelectric switches of the two sets of the light control circuits are arranged at the lower parts of the left side and the right side of the shell respectively, and motor speed reducing mechanisms of the driving mechanism are installed in two grooves of the shell; permanent magnets are arranged on the inner sides of the lower ends of the second solar panel and the third solar panel and the middle of the upper end of the outer side of the second solar panel respectively; reed pipes are arranged on the left end of the back side and the middle of the left end of the upper side of the shell respectively; and the switch power supply, the time control switch, the power inverter, the conversion relay, the micro electro-acoustic conversion device and the rest of the light control circuits, and the storage battery are arranged in the shell of the convergence media broadcast exhibitionmachine body and are connected with the shell through wires.
Owner:黑龙江钉子科技有限公司

Intelligent positioning hospital dress for mental patients

The invention relates to hospital dress for mental patients, in particular to a novel intelligent positioning hospital dress. The novel intelligent positioning hospital dress with a novel intelligent positioning function is designed for mental patients and comprises a dress body, sleeves and a collar, and is characterized in that a patch pocket is arranged on the left front chest of the dress body, double layers of the back surface of the patch pocket are thickened to form an embedded pocket, iBeacon base station firmware is sewn in the embedded pocket, an accelerometer, a flash memory strip, an ARM [advanced RISC (reduced instruction set computer) machine] architecture processor, a Bluetooth module and a circuit module are arranged in the iBeacon base station firmware, the Bluetooth module is connected with software Lightblue of mobile terminals, and wireless sensors and low-function Bluetooth signals are combined with to carry out wireless positioning. The novel intelligent positioning hospital dress has the advantages that the effective intermittent positioning effects can be realized by an iBeacon base station of a body, waterproof and breathable PTFE (polytetrafluoroethylene) films cover the body, accordingly, elements can be prevented from being easily damaged in washing procedures, and power can be assuredly normally supplied by a power module of the base station.
Owner:JIANGNAN UNIV

Vehicle-carrying overload alarm

The invention relates to an alarm, in particular to a vehicle-load overweight alarm, which is characterized in comprising a weight controller, an engine controller, and an alarm, wherein the weight controller transmits signal to the alarm in overweight condition, and via signal locks the engine controller, to cut off the power supply of the engine, and the weight controller is provided with a weight sensor. The invention can reduce overweight condition, reduce traffic accident, and effectively control vehicle load.
Owner:ADOLESCENT SCI & TECH GUIDE STATION BAOSHAN DISTRICT SHANGHAI CITY

Composite jacketed metal oxide arrester with filling structure and processing method thereof

ActiveCN106782945AGood sealing and insulationLong running time outdoorsOvervoltage protection resistorsResistor detailsMetal oxide surge arresterOxide
The invention discloses a composite jacketed metal oxide arrester with a filling structure. The composite jacketed metal oxide arrester comprises electrodes arranged at left and right ends, wherein resistance chips and cushion blocks which are in staggered distribution are arranged between the electrodes, a sealed waterproof sealant is arranged outside the electrodes, the resistance chips and the cushion blocks, a heat conducting liquid pouring sealant is arranged outside the waterproof sealant, the heat conducting liquid pouring sealant is wrapped on the outer layer of the waterproof sealant, and a silicon rubber case is arranged outside the heat conducting liquid pouring sealant. The processing method of the arrester comprises the following steps: (1) coating the waterproof sealant on the electrodes, the resistance chips and the cushion blocks; (2) externally sleeving the silicon rubber case, erecting the silicon rubber case, and vertically fixing the silicon rubber case to the pouring sealant holder, and enabling the silicon rubber case to connect with a vacuum pump to extract the air in the silicon rubber case; and (3) ensuring that the lower end of the silicon rubber case is connected with a sealant storage bottle, extracting the heat conducting liquid sealant in the sealant storage bottle under the effect of the negative pressure in the silicon rubber case, and ensuring that the heat conducting liquid sealant is completely filled in the gap between the silicon rubber case and the waterproof sealant.
Owner:ZHEJIANG HENGDA ELECTRIC SCI & TECH
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