Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
50results about How to "Stable and accurate work" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Automatic screwturningmachine
InactiveCN103753201AReliable feedingStable and accurate workMetal working apparatusManipulatorEngineering
The invention discloses an automatic screw turningmachine which comprises a feeding mechanism and a screw turning mechanism. The feeding mechanism comprises a vibration disc, a material taking mechanical hand and a screw storing table, wherein the vibration disc is used for automatically sorting screws and conveying the screws in a directional mode, the material taking mechanical hand is used for attracting the screws and transferring the screws to the screw storing table, the screw storing table is used for storing the screws, the screw turning mechanism comprises at least one screw driver, a general electric screw driver and a first air cylinder, the screw drivers attract the screws through magnetic force, the general electric screw driver drives the screw drivers to rotate, the first air cylinder drives the general electric screw driver to move up and down, the first air cylinder drives the general electric screw driver to move downwards to be clamped with the screw drivers, and then the general electric screw driver drives the screw drivers to automatically turn the screws. According to the automatic screw turning machine, a magnetic type feeding automatic screw turning device is provided on the basis of traditional automatic nut turning, the screws can be fed at one time by the automatic screw turning machine, and the automatic screw turning machine drives the screw drivers to rotate so as to sequentially conduct screw turning. The automatic screw turning machine is rapid and reliable in feeding, stable and accurate in work, and capable of achieving rapid feeding of the screws of different specifications without replacing the screw drivers.
Owner:THE JIE PRECISION MACHINERY AUTOMATION
Automatic solder robot
ActiveCN102069255AExtended service lifeGuaranteed accuracyPrinted circuit assemblingWelding/soldering/cutting articlesSlide plateEngineering
The invention relates to an automatic solder robot comprising a soldering bit, an X-axis module, a Y-axis module, a Z-axis module, a carrying board, a wire feeding mechanism and an electric control box as well as a soldering bit motion mechanism and an accurate solder wire positioning mechanism. The soldering bit motion mechanism comprises a moving device which is connected with the soldering bit and comprises a connecting block, an air cylinder, a sliding plate and a linear sliding rail; the connecting block is used for connecting the upper end of the soldering bit with the cylinder body of the air cylinder together and connected with the sliding plate which is glidingly connected with the linear sliding rail; a solder wire nozzle of the accurate solder wire positioning mechanism is connected with the connecting block through a connecting rod, the connecting block is connected with a connecting shaft which is fixedly connected with a deflection block and is in rotating connection with an elevation block, a clamping block is connected with the elevation block and fixed at the upper end of the soldering bit, a horizontal adjusting screw is in rotating connection with the deflection block, and the front end of the horizontal adjusting screw is glidingly connected with the elevation block. The invention can accurately solder melted tin solder in a needed position and improve the efficiency, the product quality consistency and stability.
Owner:CHANGZHOU MINGSEAL ROBOT TECH CO LTD
Carrier wave catching system and method based on multimode operation
ActiveCN101110602AAccurate trackingAccurate captureRadio transmission for post communicationTransmitter/receiver shaping networksCarrier signalEngineering
A novel carrier capture and tacking method synchronously a pilot frequency and PN sequence based on multi-state control to achieve synchronous larger carrier deviation capture scope, higher carrier capture precision and more robust carrier capture reliability. In detail, it is necessary to adopt a plurality of carrier capture methods at the same time, dynamically judge estimated state of the carrier and select a suitable carrier capture method and a corresponding hardware realization structure based on varied states. In addition, the present invention provides a novel PN carrier capture method and a device.
Owner:HISENSE VISUAL TECH CO LTD
Automatic assembling device of switch cassette
ActiveCN107352228AReduce occupancyReduce manufacturing costFinal product manufactureControl devices for conveyorsStructural engineeringMaterial supply
Owner:FUZHOU GUOHUA INTELLIGENT TECH CO LTD
Low-noise linear Hall sensor reading circuit and working method thereof
ActiveCN108270408AGood temperature characteristicsImprove linearityAmplifier with semiconductor-devices/discharge-tubesLow noiseAudio power amplifier
The invention relates to a low-noise linear Hall sensor reading circuit and a working method thereof. The circuit comprises a Hall element, a rotary current circuit, a first amplifier, a chopper, a second amplifier, a PTAT current generation circuit, a switch capacitance notching filter and a buffer, wherein the Hall element is connected with the rotary current circuit, the output end of the rotary current circuit is connected with the input end of the first amplifier, the output end of the first amplifier is connected with the input end of the chopper, the output end of the chopper is connected with the input end of the second amplifier, the output end of the second amplifier is connected with the input end of the switch capacitance notching filter, the output end of the switch capacitance notching filter is connected with the input end of the buffer, the PTAT current generation circuit is connected with the input end of the second amplifier, and the output end of the buffer servers as the output end of the low-noise linear Hall sensor reading circuit. According to the circuit and the working method thereof provided by the invention, the ripple amplitude of the circuit can be reduced while the offset voltage and 1 / f noise of the circuit can be effectively eliminated, and thus the whole circuit accuracy is improved.
Owner:FUZHOU UNIV
Movable type tunnel monitoring equipment with fire extinguishing function
InactiveCN107693983AReduce cost inputExpand the scope of monitoringFire rescueFire alarmsFire detectorFire detection
The invention relates to a mobile tunnel monitoring device with fire extinguishing function, which includes a top plate, two support columns, a monitoring mechanism and a fire extinguishing mechanism. frame, lifting plate and fire detector, and the fire extinguishing mechanism includes a lifting component, a swing component and a fire extinguishing component. In the mobile tunnel monitoring equipment with fire extinguishing function, through the monitoring mechanism, only a small number of fire detectors can be used to monitor the entire tunnel, which saves cost investment. In addition, the fire detection is driven by the telescopic frame The device retracts into the interior of the shell, which can play a protective role. Through the fire extinguishing mechanism, the fire extinguishing response is faster and safer, and the economic loss can be reduced as much as possible. It is safe and reliable. Through these, the practicality of tunnel monitoring equipment is improved. sex and reliability.
Owner:苏州奥柯图葳机电科技有限公司
Precise gravity pressurization casting equipment for automobile hub production
The invention relates to a precision gravity pressurized casting equipment for the production of automobile hubs, which includes a main body, a material inlet, a mixing barrel, a mold box, a stirring mechanism, a shaking mechanism, an air pumping unit and a central control mechanism. The stirring mechanism includes a moving components and a stirring component, the stirring component includes a rotating component and a swing component, and the shaking mechanism includes a power component and a shaking component. In the precision gravity pressurized casting equipment used for the production of automobile wheels, the antifoaming agent in the slurry is fully mixed with the slurry through uniform stirring, thereby removing the air bubbles in the slurry and preventing the casting from being caused by the air bubbles in the slurry. When parts are defective, through the shaking mechanism, the slurry can fully contact with all corners of the mold box, preventing the occurrence of sags and fractures caused by insufficient contact with the mold box during the casting process, and improving the quality of the product. Through These greatly improve the practicability and reliability of casting equipment.
Owner:SUMEC WHEELS CO LTD
Device for testing stable platform
ActiveCN101726330AReduce distractionsStable and accurate workMeasurement devicesDrilling machines and methodsFree rotationVertical plane
The invention discloses a device for testing a stable platform, which comprises a measurement bench unit and a rotary base unit. The measurement bench unit is made of a non-magnetic or weak magnetic material, which can effectively reduce the interference on the stable platform so as to ensure the accuracy of a test result; the measurement bench provides the stable platform with a required rotation speed of a generator, a rotation speed of a drill collar and a load torque, and can simulate underground working conditions; and a measurement system can obtain parameters of a rotation angle and a rotation speed of the stable platform, the rotation angle, the rotation speed and an output torque of an output shaft, an inclined angle of a test bed and the like, thereby verifying whether the performance parameters of the stable platform are correct. The rotary base unit can realize free oscillation of a platform in a spatial vertical plane and free rotation of the platform around the central axis of the base, thereby simulating well deviation and the change of an orientation parameter, and verifying whether the stable platform works stably and accurately.
Owner:中石化石油工程技术服务有限公司 +3
Flood-proof device for parking garage
Owner:SHANGHAI MARITIME UNIVERSITY
Full-automatic testing tool for turbocharger
PendingCN111678644AGuaranteed detection accuracyReduce mistakesMachine part testingLinear/angular speed measurementTurbochargerEngineering
The invention discloses a full-automatic testing tool for a turbocharger. The tool comprises a bottom plate, a volute sealing part and a pressure shell sealing part, the volute sealing part comprisesa first volute sealing mechanism and a second volute sealing mechanism; the volute second sealing mechanism is connected with the bottom plate, the pressure shell sealing part is arranged above the volute sealing part, the pressure shell sealing part comprises a pressure shell first sealing mechanism and a pressure shell second sealing mechanism, the pressure shell second sealing mechanism is connected with the first leakage instrument channel, and the volute second sealing mechanism is connected with the second leakage instrument channel. After the structure is adopted, the volute is positioned and sealed by the volute sealing part, and the gas leakage amount of the volute end can be obtained by detecting the second leakage instrument channel connected with the second volute sealing mechanism; the pressure shell sealing part positions and clamps the pressure shell and seals the pressure shell, the gas leakage amount of the pressure end can be measured by detecting the first leakage instrument channel connected with the second sealing mechanism of the pressure shell, and the turbocharger leakage test is completed.
Owner:BORGWARNER AUTOMOTIVE COMPONENTS (NINGBO) CO LTD
Atomizer heating method and device, computer equipment and storage medium
ActiveCN111165914APrevent dry burnExtended service lifeOhmic-resistance waterproof/air-tight sealsTobaccoThermodynamicsProcess engineering
The application relates to an atomizer heating method and device, computer equipment and a storage medium. The method comprises the following steps that: when a trigger operation is detected, a sampling value of a thermal attribute of a heating body in an atomizer is obtained in real time; whether the atomizer reaches heat balance or not is determined according to the sampling value obtained at the current moment; if so, the sampling value of the thermal attribute of the heating body when the atomizer reaches the heat balance serves as a stable value, the difference value between the samplingvalue of the heating body and the stable value is controlled to be within a first range, and the first output power of the atomizer is obtained in real time; and when the first output power is smallerthan a first power threshold value, heating of the heating body is stopped. According to the atomizer heating method and device, the computer equipment and the storage medium, the service life of theatomizer can be prolonged.
Owner:SHENZHEN SMOORE TECH LTD
Pump suction type marine product exploring and catching device
PendingCN110122438AProtect life safetyProtect your healthClosed circuit television systemsUnderwater equipmentFrame basedPropeller
The invention relates to a pump suction type marine product exploring and catching device for marine resource exploration and fishery catching. The technical scheme is as follows: the device consistsof a frame, a catching mechanism, a propelling system, a conveying system and an image acquisition system, wherein the frame is composed of frame pillars, horizontal cross beams and a frame base; propellers of the propelling system are assembled at four corners of the top end of the upper side of the frame through motor supports; a metal net is mounted on a catching collecting box of the conveyingsystem and assembled between the horizontal cross beams of the frame, a horizontal suction pipe is mounted at the bottom end of the frame, and a suction pump is connected with the catching collectingbox through a vertical suction pipe; cameras of the image acquisition system are assembled on the frame pillars respectively; a steering mechanism of the catching mechanism is connected with a mechanical arm through a steering engine support, and the whole catching mechanism is fixed on the frame base by metal pillars. The device adopts the four-degree-of-freedom mechanical arm and can work in complex environments in water; by use of the suction pump device, the working efficiency is improved. The device is reasonable in structure and the labor cost is reduced.
Owner:SOUTHWEST PETROLEUM UNIV
Full-automatic mass spectrum pretreatment system
ActiveCN111735890AWon't interfereStable and accurate workComponent separationMass spectrum analysisProcess engineering
The invention discloses a full-automatic mass spectrum pretreatment system, which is formed by combining a pipetting module, a centrifugation module, a placing module, a working module, a collecting module and the like, and is controlled by computer software to carry out coordination work so as to realize unattended sample pretreatment and sample introduction. The pipetting module, the centrifugation module, the placing module, the working module, the collecting module and the like share one set of x-axis guide rail and respectively use an independent y-axis guide rail and an independent z-axis guide rail, so that the modules do not interfere with each other during operation. Automatic liquid adding and pipetting equipment is jointly controlled by a four-way joint and a plurality of electromagnetic valves, and operations such as liquid suction by a needle head and liquid suction behind the needle can be performed. According to an online solid-phase extraction system, the connection anddisconnection of a solid-phase extraction column and a liquid-phase system are controlled by a six-way valve, so that the equipment can accurately and stably work and operate without personnel participation, and the system disclosed by the invention has extremely strong automation capability.
Owner:苏州创新通用色谱仪器有限公司
Shock-absorbing bearing component for belt wheel of automobile engine
InactiveCN102537038AImprove stabilityGuaranteed rotation accuracyPortable liftingVibration suppression adjustmentsMetal frameworkEngineering
The invention relates to a bearing product, in particular to a bearing for a belt wheel of an automobile engine. According to a shock-absorbing bearing component for the belt wheel of the automobile engine, a bearing is contacted with the belt wheel; an outer ring of the bearing is sleeved with hollow cylindrical shock-absorbing pads; the two shock-absorbing pads are arranged at the two ends of the outer ring of the bearing respectively; each shock-absorbing pad comprises a metal framework on an outer layer and an elastic material on an inner layer; and a hole check ring which is positioned between the outer edge of the end face of the bearing and the belt wheel and used for limiting the position of each shock-absorbing pad is also arranged. The phenomenon of offset possibly generated between the bearing and the belt wheel is thoroughly avoided, the working stability of the bearing is improved, and the service life of the bearing and an engine wheel train belt can be effectively prolonged.
Owner:SHANGHAI ZHENHUA BEARING WORKS
Automatic multifunctional wall painting machine and application
ActiveCN112523473AGuaranteed uptimeMake sure to jump over the obstaclesBuilding constructionsDrive shaftEngineering
The invention relates to an automatic multifunctional wall painting machine and application, and belongs to the technical field of building decoration equipment. The automatic multifunctional wall painting machine comprises a moving device, a lifting device, a working platform, a feeding device and a painting device, wherein the feeding device and the painting device are arranged on the working platform, the moving device comprises a vehicle body, four wheels are arranged on each of the two sides of the vehicle body, a controller is arranged in the vehicle body, the controller is connected with four direct-current motors, transmission shafts of the four direct-current motors are connected with the four wheels respectively and used for driving the wheels to rotate, the working platform comprises a main platform and an auxiliary platform, the feeding device and the painting device are located on the main platform, the lifting device is arranged between the vehicle body and the auxiliaryplatform, the auxiliary platform can move up and down relative to the vehicle body, the auxiliary platform and the main platform can rotate mutually, and the controller is connected with a driving structure of the lifting device and can control the lifting action of the lifting device. According to the automatic multifunctional wall painting machine and application, automatic wall painting is achieved, the working efficiency is high, and the adverse effect of manual wall painting on painting personnel is reduced.
Owner:SHANDONG UNIV OF SCI & TECH
High-potential current real-time detection device
InactiveCN103543320AAccurate and stable workImprove anti-interference abilityMeasurement using digital techniquesLow voltageCurrent sensor
A high-potential current real-time detection device comprises a high-potential power gaining circuit, a power module, a current sensor, a signal conditioning circuit, a coding and decoding digital circuit and a photoelectric signal converter. The high-potential energy gaining circuit acquires power from high potential near detecting points directly and transmits to the power module after the power in converted into low-voltage alternating current. The power module rectifies the alternating current, filters, and outputs direct current to the current sensor. The current sensor transmits signals to the signal conditioning circuit, and the signal conditioning circuit outputs shaped current signals. The coding and decoding digital circuit converts analog signals into digital signals and codes the signals, and the coded signals are transmitted to a remote control system through the photoelectric signal converter. The device has the advantages of simple and compact structure and low cost, detected current information is high in interference resistance, instantaneity and accuracy, high voltage and low voltage are isolated actually, and using security of a high voltage device is improved.
Owner:ZHUZHOU NAT ENG RES CENT OF CONVERTERS
Underground intelligent monitoring equipment with crack scanning and repairing functions
InactiveCN107724443ALess preparationImprove work efficiencyAnalysing solids using sonic/ultrasonic/infrasonic wavesFoundation testingVisual inspectionMonitor equipment
The invention relates to underground intelligent monitoring equipment with crack scanning and repairing functions. The underground intelligent monitoring equipment with the crack scanning and repairing functions comprises a main body, a scanning mechanism, a repairing mechanism and a center control mechanism. The scanning mechanism comprises a moving assembly and a scanning assembly. The scanningassembly comprises a lifting unit and a swinging unit. The repairing mechanism comprises a stirring assembly and a spraying assembly. The spraying assembly comprises an electric pushing rod, a spray nozzle and two adjusting units. According to the underground intelligent monitoring equipment with the crack scanning and repairing functions, the scanning range and the detecting range can be expandedby the scanning mechanism and hidden fine cracks can be accurately inspected compared with visual inspection, so that the inspection can be more accurate; the first-phase preparations of maintenanceworkers can be greatly saved by the repairing mechanism and the area which needs to be maintained can be obvious, so that the process procedures can be reduced, the working efficiency of the maintenance workers can be greatly improved and the workload can be reduced; through the above-mentioned approach, the utility and functionality of the monitoring equipment can be greatly improved.
Owner:JSTI GRP CO LTD
Full-automatic artificial airway management instrument
InactiveCN108096674AGuaranteed comfortAutomatic provisioningTracheal tubesBalloon catheterPeristaltic pumpSolenoid valve
The invention belongs to the technical field of medical instruments, and provides a full-automatic artificial airway management instrument. The full-automatic artificial airway management instrument comprises a box, wherein the box is provided with an operation panel, an artificial airway air bag interface, an air bag upper drainage tube, a normal saline supply tube and a gas feeding / discharging tube; solenoid valves are separately arranged on the artificial airway air bag interface, the air bag upper drainage tube, the normal saline supply tube and the gas feeding / discharging tube; peristaltic pumps are further separately arranged on the air bag upper drainage tube and the normal saline supply tube; an air pump is arranged on the gas feeding / discharging tube; the operation panel, the peristaltic pumps, the solenoid valves and the air pump are connected with a CPU arranged in the box; and the CPU is further connected with a power supply module and a pressure acquiring chip. The full-automatic artificial airway management instrument is skillful in design and simple and convenient to operate; and the technical problems that in the prior art, when an artificial airway is used, the working intensity is large, and the operation accuracy is poor are solved.
Owner:北京中安维华科技有限公司
Battery cell frame insertion device and system
InactiveCN107195950AReduce labor intensityStable and accurate workAssembling battery machinesFinal product manufactureEngineeringBattery cell
The invention discloses a battery cell frame insertion device and system. The battery cell frame insertion device comprises a rack, a discharging mechanism, an air pipe and a feeding mechanism, wherein the discharging mechanism is perpendicularly arranged on the rack and comprises a feeding part and a discharging part, the discharging part faces a workbench, two ends of the air pipe are respectively a first end and a second end, the feeding part is connected with the first end of the air pipe, the feeding mechanism is arranged on the workbench of the rack and comprises a push device, the push device is provided with a push base, a first push rod and a first power device, a push hole is formed in one end of the push base and is connected with the second end of the air pipe, the first push rod is movably arranged at the other end of the push base, the first power device is electrically connected with the first push rod, and an interface is arranged at the second end of the air pipe and is connected with an external air pressure device. By matching of the feeding mechanism, the air pipe and the discharging mechanism, a batter cell is moved to a designated position, battery cell frame insertion is performed by positioning of a charge coupled device (CCD) positioning mechanism, the battery cell frame insertion device is accurate and stable to work, the labor intensity of a worker is reduced, the production efficiency is improved, and the cost is reduced.
Owner:SUNWODA ELECTRONICS
Car protecting device for outdoor parking spaces
The invention discloses a car protecting device for outdoor parking spaces. The car protecting device comprises track frames, traction wheels, steel wire ropes, racks, locking fasteners, electromagnets, parking-space car stoppers, motors, gears, a bearing, a bearing seat, a short shaft, a long shaft, a film rolling shaft, a rope rolling shaft, a film structure, an infrared sensor and a controller, wherein the two track frames are respectively placed in troughs at the front end and the rear end of the parking space; the two traction wheels are respectively arranged in internal tracks of the two track frames; one end of each steel wire rope is fixed in each middle groove of the two traction wheels by welding, and the other ends of the steel wire ropes are respectively fixed in rope grooves of the rope rolling shaft by welding; the gear is arranged at the middle part of the rope rolling shaft by key connection and is meshed with the gear arranged on a motor shaft by key connection; and motor bases are fixed on the ground by bolt connection. The car protecting device disclosed by the invention has the advantages that the movement of the whole mechanism is realized by matching of the plurality of motors, the structure is simple, the effects of being safe and reliable are achieved and the operation efficiency is high.
Owner:SHANGHAI MARITIME UNIVERSITY
Drilling machine wired tramp instrument
A wired navigator for drilling machine is composed of underground probe unit, two long-distance transmission lines and the receiving-control-displaying unit. The coded CPU data is converted to analog signals, which are transmitted to modulating amplifier and remote power supply interface. The modulated signals and electric power are transmitted to underground probe. The 3D azimuth of said probe can be measured and displayed by said receiving-control-display unit via remote power supply interface, amplifier, shaper, decoder and display.
Owner:顾群
Automatic solder robot
ActiveCN102069255BExtended service lifeGuaranteed accuracyPrinted circuit assemblingWelding/soldering/cutting articlesSlide plateEngineering
Owner:CHANGZHOU MINGSEAL ROBOT TECH CO LTD
Ground direct-drive screw pump oil extracting device
InactiveCN103967760AMake sure it doesn't leakConvenience to workFlexible member pumpsPositive-displacement liquid enginesEngineeringBlowout preventer
The invention provides a ground direct-drive screw pump oil extracting device which comprises a base, a load-bearing frame, a drive device and a sealing connection sleeve. The load-bearing frame is installed on the base, the base is provided with a machine frame for fixing the load-bearing frame, the load-bearing frame is provided with a blowout preventer, the blowout preventer is provided with a sealing pipe sleeve, the load-bearing frame is provided with a rotary shaft, the drive device is installed on the machine frame, the output end of the drive device is connected with a speed changing box, the output end of the speed changing box is connected with a driving gear, the rotary shaft is provided with a driven gear matched with the driving gear, a polished rod penetrates through the rotary shaft, a protective cover is arranged on the load-bearing frame, a coded disc shell is arranged above the protective cover, a coded disc is arranged in the coded disc shell, the sealing connection sleeve is installed at the upper end of the rotary shaft, and a square clamp matched with the polished rod is arranged in the sealing connection sleeve. The oil extracting device is simple in structure, convenient to use and install, easy to operate, low in energy consumption, efficient and stable in operation, good in sealing effect, low in manufacturing cost, wide in application range, long in service life, safe and reliable.
Owner:何帅松
Permanent magnet stepping motor and electronic device
ActiveCN112737266AEasy to fixImprove welding efficiencyWindingsMechanical energy handlingElectric machineryControl theory
The invention relates to a permanent magnet stepping motor and an electronic device, and solves the technical problem that the wiring end of an existing stator terminal is easy to damage. The permanent magnet stepping motor comprises a stator, wherein the stator is cylindrical; aprotruding boss which is connected to the stator; a terminal pin of which the inner end is embedded and fixed in the outer boss, and the outer end penetrates out of one end face, away from the stator, of the outer boss; a conductive wiring end which is wound at one end, close to the outer boss, of the terminal pin and is connected with a coil on the stator; a rotor which penetrates through the stator and can rotate relative to the stator; and a protruding anti-damage structure which is connected to the protruding boss and protrudes out of the end face, provided with the terminal pin, of the protruding boss. The protruding height of the protruding anti-damage structure from one end face of the protruding boss to the highest protruding point of the protruding anti-damage structure is equal to or larger than the axial length of the conductive wiring end after the conductive wiring end is axially compressed in place. The invention has the advantage that the wiring end can be protected.
Owner:NEW SHICOH MOTOR CO LTD
Low temp rising high precision boosting regulated supply
InactiveCN1564440AImprove performanceImprove reliabilityApparatus without intermediate ac conversionVoltage regulationDc voltage
The stabilized voltage supply is composed of DC voltage increase module, Pi type filter circuit, and DC voltage regulation module. DC voltage increase module is voltage regulation circuit of providing high DC voltage output from low DC voltage input. High DC voltage output through Pi type filter circuit is input to DC voltage regulation module circuit. Output regulated voltage supplies voltage in long time, low temp drift, high accuracy from two batteries in 1.5V, providing required working voltage for probe.
Owner:赵晶
Testing device for detecting nitrogen oxide sensor performance and method
InactiveCN110308238AStable temperatureEasy to carryGas analyser construction detailsMoving averageWavelet denoising
The invention discloses a testing device for detecting nitrogen oxide sensor performance and method. The device comprises a voltage source 1, a voltage source 2, a temperature control unit, a data acquisition card, a solid state relay, a nitrogen oxide sensor, a digital ammeter, a serial port photoelectric Isolation module and an industrial computer. The real-time current signal of the entire heating circuit and the real-time voltage signal across two ends of a thermistor are collected, a real-time thermistor value is solved, and the real-time temperature value of the sensor is finally obtained. In view of the real-time current signal of the heating circuit and the real-time voltage signal across two ends of the thermistor, as a large amount of interference signals and noise signals are mixed in the signal, filtering is firstly carried out through an RC filter module, and then, through a comprehensive algorithm of median filter, dithering elimination filter, moving average filter and translation invariant wavelet denoising, noise elimination is carried out. The device and the method disclosed in the invention have the characteristics of convenient testing method, high measurement precision, strong anti-interference ability and long-term accurate and stable operation.
Owner:WUHAN UNIV OF SCI & TECH
Concentrator accurate time synchronization method based on quadratic iterative algorithm
PendingCN112104433AMeet the timing accuracy requirementsStandard clock coincidenceTime-division multiplexAlgorithmMaster station
The invention relates to a concentrator accurate time synchronization method based on a quadratic iterative algorithm, which comprises the following steps that: A, bidirectionally connecting a masterstation with a concentrator, and meanwhile, requesting time synchronization from the master station by the concentrator; B, performing NTP server time synchronization; C, performing synchronization maintenance; and D, finally, carrying out timing filtering. The concentrator clock is ensured to be consistent with the master station standard clock, the time synchronization precision is improved, thetime calibration precision can be controlled within 1 second, and the overall time calibration precision requirement of a power utilization information acquisition system can be completely met.
Owner:JIANGSU ELECTRIC POWER CO +1
A reagent packaging tube aluminum foil sealing and cutting device
ActiveCN109941527BImprove work efficiencySave spaceWrapper twisting/gatheringTool bitElectric machinery
The invention relates to a reagent packaging tube aluminum foil sealing film cutting device. The device comprises a heat sealing assembly, a rotary film cutting mechanism, a lifting mechanism, a carrying plate and a hydraulic lifting column, wherein the heat sealing assembly comprises a plurality of heating head assemblies, and the heating head assemblies are annularly and uniformly arranged on afixing flat plate; the rotary film cutting mechanism comprises a plurality of rotary cutter heads, and the rotary cutter heads are annularly and uniformly arranged on the fixing flat plate; the lifting mechanism comprises a lifting device and a plurality of guide columns, the lifting device is arranged between the fixing flat plate and a lifting platform, the bottoms of the guide columns are fixedly arranged on the fixing flat plate, and the tops of the guide columns penetrate through the lifting platform and a motor fixing plate; the carrying plate is round, is arranged right below the fixingflat plate, a plurality of charging holes are annularly and uniformly formed in the fixing flat plate, and the middle part of the carrying plate is arranged on a horizontal moving trolley through a rotating shaft; and the fixing flat plate is arranged on a bottom plate through the hydraulic lifting column.
Owner:HANDAN COLLEGE
Carrier wave catching system and method based on multimode operation
ActiveCN101110602BAccurate trackingAccurate captureRadio transmission for post communicationTransmitter/receiver shaping networksCarrier signalCarrier capture
A novel carrier capture and tacking method synchronously a pilot frequency and PN sequence based on multi-state control to achieve synchronous larger carrier deviation capture scope, higher carrier capture precision and more robust carrier capture reliability. In detail, it is necessary to adopt a plurality of carrier capture methods at the same time, dynamically judge estimated state of the carrier and select a suitable carrier capture method and a corresponding hardware realization structure based on varied states. In addition, the present invention provides a novel PN carrier capture methodand a device.
Owner:HISENSE VISUAL TECH CO LTD
Digital direct injection printing equipment and printing process thereof
ActiveCN113635676AUninterrupted workStable and accurate workTypewritersOther printing apparatusTextile printerReciprocating motion
The invention discloses digital direct injection printing equipment and a printing process thereof, and belongs to the field of printing and spraying. Air bags symmetrically arranged on the two sides are driven to work through reciprocating motion of printing cloth of a printing head, the air bags on the two sides are alternately stretched and compressed, so that uninterrupted work of a dust suction box and air injection of a third pipeline is achieved, and the production efficiency is guaranteed; the communication states of all pipelines are switched through a torsion shaft to control movement of a rack, and therefore it is guaranteed that after the printing head conducts printing on cloth every time, the cloth can be driven by a mounting plate to be fed forwards by one unit in time, and it is guaranteed that the printing head can work accurately and stably; and the problem that in the prior art, when small and medium-sized enterprises spray cloth, efficient work is difficult on the premise that the quality is guaranteed is solved.
Owner:ZHEJIANG SCI TECH UNIV SHAOXING KEQIAO RES INST CO LTD
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com