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46results about How to "Improve detection flexibility" patented technology
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Optical system, irradiation control system and applicable 3D printing equipment
ActiveCN107053663AExtended service lifeImprove stabilityAdditive manufacturing apparatus3D object support structuresOptical radiationUltrasound attenuation
The invention provides an optical system, an irradiation control system and applicable 3D printing equipment. The optical system comprises a projection device for irradiating optical radiation to a preset printing reference surface in a surface projecting manner, and a control device for compensatively controlling the projecting device based on captured and detected optical radiation intensity of the projecting device and corresponding irradiation parameters so as to enable actual characteristics of an optical curing layer cured by the projecting device to match with corresponding expected characteristics. The optical system can compensatively control the corresponding power, irradiation time length, gray level and the like of the projecting device through detecting normal optical radiation intensity attenuation of the projecting device in the use period, effectively reduces such product quality problems as insufficient thickness of the curing layer and part breakage caused by equipment aging, meanwhile, obviously prolongs the service life of the projecting device, and improves the stability of curing each curing layer in the service life.
Owner:SHANGHAI UNION TECH
Automatic blind hole thread detection device
InactiveCN109341469AImprove detection efficiencyAchieve compactionMechanical measuring arrangementsEngineeringUltimate tensile strength
The invention relates to the technical field of industrial detection equipment, in particular to an automatic blind hole thread detection device. Thread detection is accomplished by manual operation.For the detection of a large number of parts with a large number of threaded holes, the labor intensity of workers is great, and the detection efficiency is low. According to the device, a base is arranged horizontally, a roof plate is arranged above the base and is connected with the two sides of the upper end of the base through support rods, a manipulator is arranged at the bottom of the roof plate, a detection component is arranged at the movable end of the manipulator, a rotating component is arranged on the upper end of the base, and a clamping and positioning component is arranged on the upper end of the rotating component. Thus, the clamping and positioning component can clamp and position a part, the rotating component can rotate and position the clamping and positioning component, and the detection component can detect the depth and thread size of a detected bottom hole under the positioning and driving of the manipulator. The detection efficiency is improved. The automatic blind hole thread detection device is mainly used for blind hole thread detection.
Owner:张枫
Non-contact pantograph-catenary contact force detection method based on image processing technology
PendingCN114140394AEasy to installGuaranteed dynamic performanceImage enhancementImage analysisImaging processingControl engineering
The invention discloses a non-contact pantograph-catenary contact force detection method based on an image processing technology, and compared with a traditional detection method, the method is simple in equipment installation, has the characteristics of real-time performance and non-contact performance, can avoid the transformation of a pantograph head during detection, and guarantees the original dynamic performance of the pantograph head. Meanwhile, more automation and intelligence are achieved, the detection flexibility is high, and the accuracy is high; moreover, the system is small in driving interference, and is suitable for long-distance and long-time continuous tracking detection under severe environment conditions. Through multiple groups of ground dynamic experiments, the effectiveness and accuracy of the method are verified, the detection precision after the inertia force and the damping force are corrected can greatly meet the detection precision of the pantograph-catenary contact force, the research on the pantograph-catenary contact force detection method in the non-contact measurement field at present is further enriched, and the detection accuracy of the pantograph-catenary contact force detection method is improved. And meanwhile, accurate contact force data can be provided for evaluation of pantograph-catenary current collection quality and real-time fault monitoring.
Owner:SOUTHWEST JIAOTONG UNIV +1
Method for visually detecting melamine through nanogold hydrosol without aptamer
ActiveCN108956593AAvoid reunionNot easy to reuniteMaterial analysis by observing effect on chemical indicatorPreparing sample for investigationAnti jammingHYDROSOL
The invention discloses a method for visually detecting melamine through nanogold hydrosol without an aptamer. The method comprises the following steps: adding plants into absolute ethyl alcohol, boiling, carrying out extraction, and filtering, so as to obtain filtrate; adding activated carbon into the filtrate for decolorization, and standing for 1 day, so as to obtain a faint yellow plant extracting solution; diluting the faint yellow plant extracting solution, and refrigerating a obtained diluent for later use; and extracting the diluent, adding a to-be-tested sample into the diluent, uniformly mixing, adding a chloroauric acid water solution to adjust the pH, reacting, and detecting melamine by virtue of a visual colorimetric method or an ultraviolet visible spectrophotometry. The method is rapid, simple, convenient, high in sensitivity and strong in anti-jamming capability, and the detection limit to melamine can reach 15nM. The method can be used for visually detecting a melaminesample, the field sampling detection can be realized, the detection sensitivity is high, and the qualitative and quantitative detection of melamine can be realized; and the sample can be detected ina severe environment, so that the application range of the sample is wide.
Owner:HAINAN UNIVERSITY
Primer for simultaneous detection of BRCA 1/2 exon sequence and chemotherapy drug site, and application
PendingCN110714077ALow costWide detection rangeMicrobiological testing/measurementDNA/RNA fragmentationBrca1 geneVersus gene
The invention discloses a primer for simultaneous detection of a BRCA1 / 2 exon sequence and a chemotherapy drug site. The primer comprises: an exon amplification primer pair designed for BRCA1, an exonamplification primer pair designed for BRCA2, and a specific primer pair designed for an SNP site, wherein each exon amplification primer pair is divided into two groups respectively, and no amplification region overlapping exists inside each group of primers of the same gene; in each group of the primer pairs, the 5' end of an upstream primer of a first part primer is added with SEQ ID.NO1, andthe 5' end of a downstream primer is added with SEQ ID.NO2; the 5' end of an upstream primer of a second part primer is added with SEQ ID.NO2, and the 5' end of a downstream primer is added with SEQ ID.NO1; a group of the primer pair of the BRCA1 gene and a group of the primer pair of the BRCA2 gene are randomly combined to form two primer group pairs; and the 5' end of an upstream primer of the specific primer is added with SEQ ID.NO1, and the 5' end of a downstream primer of the specific primer is added with SEQ ID.NO2. The cost is low, throughput is high, a detection range is wide, and a detection time is short; and BRCA1 / 2 and the cancer chemotherapy drug detection site can be simultaneously detected.
Owner:阔然生物医药科技(上海)有限公司
Road detection system and method under automatic tracking correction
ActiveCN111476094AAchieve modularityReduce labor costsAcceleration measurement using interia forcesCharacter and pattern recognitionDriver/operatorReal-time computing
The invention discloses a road detection system and method under automatic tracking correction. The system comprises a road defect detection vehicle, an intelligent tracking module, an intelligent speed regulation module, an integrated control system, a signal transceiving module and an upper computer, the method comprises the following steps: 1) a road detection system under automatic tracking correction is started; 3) the intelligent tracking module monitors the driving track of the road defect detection vehicle; the intelligent speed regulation module monitors the three-dimensional acceleration of the road defect detection vehicle; and (4) the integrated control system is used for judging the driving position of the road defect detection vehicle in real time, so that the problems of detection result deviation, unstable detection, poorer deviation correction real-time performance, low detection efficiency and the like caused by subjective influence factors of driver driving in the traditional road detection process are effectively solved.
Owner:CHONGQING UNIV
System for controlling the opening of an openable body section of a motor vehicle
ActiveCN109790731AReduce connectionsReduce controlWing accessoriesNon-mechanical controlsControl systemEngineering
The invention relates to a system for controlling the opening (4) of a motor vehicle door (2). The system (4) comprises: a housing (8); a handle (6) pivoting relative to the housing (8); an electric motor (18) for retracting and extending the handle of the openable body section; and a computer (22) which controls the power supply of the motor (18), and which switches from a standby mode to an active mode when the handle (6) is moved. The electric motor (18) generates a wake-up voltage during the movement of the handle (6) relative to the housing (8). The computer (22) is configured to switch from standby mode to active mode when it receives the wake-up voltage generated by the motor (18). Waking only takes place when the wake-up voltage reaches a threshold S of 5 mV.
Owner:PEZHO SITROEN AUTOMOBILS SA +1
Electrical-equipment-quality all-powerful detection station based on modular design
PendingCN109470961AIncrease flexibilityImprove reuse rateElectrical testingMeasurement leads/probesSystem configurationPower equipment
The invention discloses an electrical-equipment-quality all-powerful detection station based on modular design. The electrical-equipment-quality all-powerful detection station based on the modular design comprises an all-powerful detection machine cabinet, standardized detection modules, standardized test cables and a detecting and controlling system. The all-powerful detection machine cabinet isprovided with detecting module inserting grooves of multiple standard specifications and a test bus; the standardized detection modules can be put into the detecting module inserting grooves of the all-powerful detection machine cabinet, and are connected with the test bus through standardized input / output interfaces; the standardized test cables are connected with the output end of the test bus of the all-powerful detection machine cabinet; the detecting and controlling system controls the standardized detection modules and the built-in test bus of the all-powerful detection machine cabinet through a communication cable, an expected test parameter is output through the all-powerful detection station, and a test result is read. According to the electrical-equipment-quality all-powerful detection station based on the modular design, one detection station can be simultaneously compatible with electric parameter detection tests of multiple voltage classes, multiple material varieties andmultiple test items, and power grid material quality detection has higher flexibility, higher detection efficiency and lower system configuration cost.
Owner:JIANGSU ELECTRIC POWER RES INST +2
DCI transmission method, terminal and network side equipment
ActiveCN111385819AReduce power consumptionImprove detection flexibilityError prevention/detection by using return channelPower managementComputer networkEngineering
The embodiment of the invention provides a DCI transmission method, a terminal and network side equipment. The method comprises: the terminal receives a first DCI sent by the network side equipment, wherein the first DCI comprises first indication information, the first indication information is used for indicating the terminal not to perform PDCCH detection on subsequent N detection opportunities, or is used for indicating to perform PDCCH detection in the next detection opportunity, or is used for indicating to stop PDCCH detection at least in the current DRX on period, and the N is an integer greater than or equal to 1,; and if the first DCI is decoded successfully, the terminal responds to the first indication information. According to the embodiment of the invention, the PDCCH detection flexibility of the terminal is improved, and the power consumption of the terminal can be further saved.
Owner:DATANG MOBILE COMM EQUIP CO LTD
Electric meter detection device and detection method thereof
PendingCN108490381ARealize detectionImprove accuracyCharacter and pattern recognitionElectrical measurementsImaging processingComputer module
The invention provides an electric meter detection device. A mounting seat is mounted on the upper end of a detection box; first limiting plates arranged symmetrically with respect to the center of the mounting seat are mounted on the mounting seat; an image acquisition module is mounted between the first limiting plates through an image acquisition module mounting seat; the image acquisition module is provided with an image processing module; the lower end of the mounting seat is provided with a processor; the processor is connected with the image processing module and is used for processingelectric meter image information transmitted from the image processing module; the upper end of the mounting seat is provided with an electrification mounting seat; the electrification mounting seat is provided with a detection base; the upper end of the detection base is provided with a plurality of probes; and the probes are in one-to-one correspondence with terminals on an electric meter to betested; the mounting seat is provided with an electrification plug; and the electrification plug is connected with a change-over switch. The invention also provides an electric meter detection methodusing the above electric meter detection device. The electric meter detection device of the invention has the advantages of high detection efficiency and accurate detection result. The detection method of the present invention is robust and can improve readiness.
Owner:STATE GRID ZHEJIANG HANGZHOU CITY FUYANG DISTRICT POWER SUPPLY CO LTD +2
Method and apparatus for detecting communication records
ActiveCN106993290AImprove detection flexibilitySolve the technical problem of poor detection flexibilitySecurity arrangementData miningComputer science
Owner:ALIBABA GRP HLDG LTD
Weather resistance performance testing machine for external wall insulation system
ActiveCN106885766BOperation impactLow costWeather/light/corrosion resistanceEngineeringInsulation system
Owner:JIAXING UNIV
Wall climbing detection device and detection method thereof
ActiveCN112441155ASimple structureReasonable designClosed circuit television systemsStands/trestlesElectric machineryEngineering
The invention discloses a wall climbing detection device and a detection method thereof. The wall climbing detection device comprises a supporting plate, wherein a controller module, a micro camera telescopic module and a plurality of pan-tilt cameras are arranged on the upper portion of the supporting plate, a plurality of driving motors and a plurality of electric permanent magnet adsorption modules are arranged on the lower portion of the supporting plate, the micro camera telescopic module is connected with a micro camera, the output shaft of the driving motor is connected with an omnidirectional wheel, the micro camera telescopic module and the pan-tilt camera are both connected with the controller module, the driving motor is connected with the output end of the controller module, and the input end of the controller module is connected with a plurality of ultrasonic obstacle avoidance modules. The device is simple in structure, reasonable in design and convenient to implement, can be effectively applied to automatic detection operation, and is wide in detection space range, flexible and rapid to move, safe and reliable in work, good in using effect and convenient to popularize and use by combining a detection method.
Owner:XIAN UNIV OF POSTS & TELECOMM
Real-time abrasion monitoring device for cutter head of shield tunneling machine
InactiveCN112648915AKeep abreast of wear and tearImprove detection flexibilityUsing electrical meansTunnelsShield tunnelingWall plate
The invention relates to a real-time abrasion monitoring device for a cutter head of a shield tunneling machine. The real-time abrasion monitoring device comprises a cutter head end device, a signal receiving module, a PLC data processing module and a monitor. The cutter head end device is installed on the steel structure surface of a shield tunneling machine cutter head, the signal receiving module is installed on a soil cabin wall plate of a shield body of a shield tunneling machine, the cutter head end device is provided with a cutter head end monitoring assembly, the cutter head end monitoring assembly comprises a wear-resisting shell and a resistance wire, and the resistance wire penetrates through the interior of the wear-resisting shell. A signal sending module and a power module are further arranged in the wear-resisting shell, the signal sending module is connected with the resistance wire through a signal cable, the signal sending module and the signal receiving module are in communication transmission in a wireless signal mode, and the signal receiving module is connected with the PLC data processing module through a signal cable; the monitoring device can monitor the real-time wear value of the cutter head of the shield tunneling machine, feeds back the result to an operator in real time, and is not limited by any environmental factor or hardware factor.
Owner:CSSC HEAVY EQUIP CO LTD
Optical system, irradiation control method and applicable 3D printing equipment
ActiveCN107053663BExtended service lifeImprove stabilityAdditive manufacturing apparatus3D object support structuresUltrasound attenuationOptical radiation
The invention provides an optical system, an irradiation control system and applicable 3D printing equipment. The optical system comprises a projection device for irradiating optical radiation to a preset printing reference surface in a surface projecting manner, and a control device for compensatively controlling the projecting device based on captured and detected optical radiation intensity of the projecting device and corresponding irradiation parameters so as to enable actual characteristics of an optical curing layer cured by the projecting device to match with corresponding expected characteristics. The optical system can compensatively control the corresponding power, irradiation time length, gray level and the like of the projecting device through detecting normal optical radiation intensity attenuation of the projecting device in the use period, effectively reduces such product quality problems as insufficient thickness of the curing layer and part breakage caused by equipment aging, meanwhile, obviously prolongs the service life of the projecting device, and improves the stability of curing each curing layer in the service life.
Owner:SHANGHAI UNION TECH
Through hole thread detection equipment
PendingCN109341470AAchieve clampingImprove clamping efficiencyMechanical measuring arrangementsManipulatorUltimate tensile strength
The invention relates to the technical field of industrial detection equipment, in particular to a piece of through hole thread detection equipment. Thread detection is accomplished by manual operation. For the detection of a large number of parts with a large number of threaded holes, the labor intensity of workers is great, and the detection efficiency is low. According to the equipment, a baseis arranged horizontally, a manipulator is arranged on the upper end of the base, a detection component is arranged at the movable end of the manipulator, a rotating component is arranged on the upperend of the base, and a clamping and positioning component is arranged on the upper end of the rotating component. Thus, the clamping and positioning component can clamp and position a part, the rotating component can rotate and position the clamping and positioning component, and the detection component can detect the depth and thread size of a detected bottom hole under the positioning and driving of the manipulator. The detection efficiency is improved. The through hole thread detection equipment is mainly used for through hole thread detection.
Owner:张枫
Object detection method based on multi-feature fusion of fully convolutional network
ActiveCN107563381BIncrease training timeExtended test timeCharacter and pattern recognitionNeural learning methodsMulti feature fusionFeature fusion
The invention designs a target detection method based on multi-feature fusion of a full convolutional network. The main technical features are that constructing a full convolutional neural network having six convolutional layer groups; using the first five groups of convolutional layers of the convolutional neural network to extract image features, and outputting the image features to be fused toform a fusion feature chart; performing convolutional processing on the fused feature map to directly generate a fixed number of target frames of different sizes; and calculating a classification error and positioning error between the target frames generated by the convolutional neural network and real frames, utilizing a random gradient descent method to reduce a training error to obtain parameters of a final training model, and finally carrying out a test to obtain a target detection result. The target detection method based on multi-feature fusion of the full convolutional network utilizesa powerful capability of representing a target of a deep convolutional network, constructs the full convolutional neural network used for target detection, proposes a new fusion feature method, improves detection speed and precision of an algorithm, and obtains a good target detection result.
Owner:ACADEMY OF BROADCASTING SCI STATE ADMINISTATION OF PRESS PUBLICATION RADIO FILM & TELEVISION +1
Safety operation system for quality inspection
InactiveCN111443090AImprove detection efficiencyImprove detection flexibilityOptically investigating flaws/contaminationVisual field lossControl engineering
The invention discloses a safety operation system for quality inspection. The safety operation system comprises a connecting pipe, a visual inspection module, an object detection module, a fixing plate, a driving module and a supporting frame. According to the safety operation system, the visual inspection module is arranged, the object detection module and the driving module of the device can rotate along the axis of the connecting pipe to replace manual rotation, so that the detection efficiency is improved; the object detection module is arranged, so that a detected object can be amplified;a movable mirror and a head end reflector are matched to transmit the visual field to the eyeballs of a person, so that the purpose of detection is achieved; the driving module is arranged, so that the object detection module can swing integrally; and the visual inspection module is matched, so that the driving module can swing at will in two dimensions, and the detection flexibility of the device is improved.
Owner:王秀丽
Visual folding circulation box
PendingCN109279138AGuaranteed placement stabilityGuaranteed rendering effectRigid containersInternal fittingsEngineeringVisual control
The invention discloses a visual folding circulation box applied to the transportation field. The visual folding circulation box structurally comprises side plates and a bottom plate, several placement positions are arranged in a containing cavity, side plate connecting pieces are arranged at the two ends of the bottom plate, the placement positions are provided with corresponding limiting piecesand visual control keys, several visual windows which are in one-to-one correspondence with the placement positions are arranged on the side plates, and the visual control keys are used for controlling the corresponding visual windows to realize information display operation. When products are placed at the corresponding placement positions, the positions of the products are limited under the action of the corresponding limiting pieces, so that it is guaranteed that the products can exert the effect on the visual control keys, and then the visual control keys are utilized to control display ofproduct information in the visual windows; according to the folding circulation box, the visual windows can be utilized to achieve visual check on internal product placement, so that the working efficiency is improved, meanwhile, detection operation is also performed on internal product placement positions, then the stability of the internal product placement is effectively guaranteed, and a guarantee is provided for maintenance of product performance.
Owner:昆山登之旺精密模具有限公司
Weld joint inspection device based on image recognition processing
PendingCN114708228AIncrease diversityReduce use costImage enhancementImage analysisPattern recognitionEngineering
The invention relates to a welding seam inspection device based on image recognition processing. The welding seam inspection device comprises an intelligent trolley, a detection module and a control module. A camera is installed on the intelligent trolley and used for collecting weld joint pictures, the detection module is used for substituting the collected weld joint pictures into the trained database for comparison and identifying weld joint defects, and the control module is used for controlling operation of the intelligent trolley according to detection results. According to the welding seam inspection device based on image recognition processing, representative welding seam defect pictures are collected on site in a welding site to train the database, so that trained data can be more representative and more conform to the actual situation, treatment according to indications is facilitated, different databases can be replaced according to different detected welding seam attributes, and the detection efficiency is improved. The detection flexibility and the diversity of processed data are greatly enhanced, and the detection efficiency is high.
Owner:SHANGHAI MARITIME UNIVERSITY
Multifunction chip-detecting apparatus
InactiveCN100427923CWide range of wavelengthsFlexible useFluorescence/phosphorescenceMicrofluidicsOpto electronic
Multifunction chip inspection unit includes one frame, platform for holding chip, light path detecting module, light path inversion mechanism and control interface system. Said detecting light path in photoelectric detection module is located above chip platform, when reflection mirror of light path switch is in light path, array chip co-focusing scanning, miniflow control chip laser-induced fluorescence, and array chip CCD scanning can be completed. Said invention has wide applicability, flexible detecting light path regulation and data processing completed by computer.
Owner:DONGHUA UNIV
An auxiliary detection device for drilling water injection test and its use method
ActiveCN107893411BReduce the risk of inaccurate dataImprove detection flexibilityVolume/mass flow measurementLevel indicators by physical variable measurementTransformerEngineering
The invention relates to an auxiliary detection device for drilling water injection testing and a utilization method thereof, and discloses a device capable of moving a water head to a hole bottom andcooperating with a water line to more accurately detect and measure the water inlet amount of water injection testing, and the utilization method of the device. Accuracy for reading of seepage quantity of water injection testing is improved. The auxiliary detection device is characterized in that an electromagnetic valve is arranged at one end of a connecting pipe; a flowmeter is arranged in themiddle of the connecting pipe; one end of a hose communicates with the other end of the connecting pipe; scales are arranged on the outer surface of the hose; an annular counterweight is arranged at the other end of the hose; a centring device is arranged on the hose; a fixing plate is arranged on the electromagnetic valve; a storage battery is arranged on the fixing plate; a switch is arranged onthe fixing plate; the switch, the storage battery and the electromagnetic valve form a loop through a power line; a transformer is arranged on the fixing plate and is connected with the storage battery through the power line; a charging port is arranged on the fixing plate and is connected with the transformer through the power line; a power indicator light is arranged on the storage battery; andthree fixing sleeves are arranged on the hose.
Owner:核工业衡阳第二地质工程勘察有限公司
Opening control system for an opening of a motor vehicle
ActiveCN109790731BReduce connectionsReduce controlWing accessoriesNon-mechanical controlsControl systemMotorized vehicle
The invention relates to an opening control system (4) for a door (2) of a motor vehicle. The system (4) includes: a housing (8); a handle (6) movable relative to the housing (8); a motor (18) that retracts or extends the handle; a computer (22) configured to control the motor (18) and switches from standby mode to active mode when the handle (6) is moved. When the handle (6) moves relative to the housing (8), the motor (18) generates a wake-up voltage. The computer (22) is configured to switch from the standby mode to the active mode when it receives a wake-up voltage generated by the electric motor (18). Wake-up is valid only when the wake-up voltage reaches a threshold S of 5mV.
Owner:PEZHO SITROEN AUTOMOBILS SA +1
A vehicle capture method and vehicle capture system
ActiveCN105206065BVarious detection methodsImprove detection flexibilityDetection of traffic movementClosed circuit television systemsVehicle detectionVehicle driving
The present invention provides a vehicle capture method and a vehicle capture system. The method includes: detecting a vehicle through a radar detection method and a video detection method; when a vehicle is detected through a radar detection method, determining the vehicle speed through a radar speed measurement method, and Judging whether the vehicle is detected by the video detection method within the first preset duration; if so, triggering the camera to take a snapshot of the vehicle when the vehicle is detected by the video detection method, so as to obtain the first snapshot of the vehicle; judging whether the vehicle speed is greater than Preset speed threshold; if greater than, trigger the camera to capture the vehicle after the second preset duration to obtain the second snapshot of the vehicle; generate a violation according to the first snapshot, the second snapshot, and the vehicle speed record information. The application of the embodiments of the present invention can enrich vehicle detection methods, improve vehicle detection flexibility and vehicle detection rate, and reduce generation of invalid violation records.
Owner:ZHEJIANG UNIVIEW TECH CO LTD
A class of iridium complexes for oxygen sensing and preparation method thereof
ActiveCN113651857BImprove stabilityExcellent photobleaching resistanceIndium organic compoundsFluorescence/phosphorescencePotassium hexafluorophosphateDimer
The invention discloses a kind of iridium complex for oxygen sensing and a preparation method thereof. The iridium complex is composed of dimer iridium complex, 4,4'-dimethyl-2,2'-bipyridine complex body or 4-((decyloxy) methyl)-4'-methyl-2,2'-bipyridine ligand and potassium hexafluorophosphate are prepared as reaction raw materials, and after combining with different N^N ligands The obtained products can respectively target the cell membrane and enter the cytoplasm. When used in biosensing, a dynamic oxygen detection path can be established, which can improve the detection flexibility and have good application prospects in the field of oxygen sensing. It has good stability in physiological environment and can exist stably without being disturbed by changes in pH value.
Owner:NANJING UNIV OF POSTS & TELECOMM
Road detection system and method under automatic track correction
ActiveCN111476094BAchieve modularityReduce labor costsAcceleration measurement using interia forcesScene recognitionDriver/operatorTransceiver
The invention discloses a road detection system and method under automatic tracking correction. The system includes a road defect detection vehicle, an intelligent tracking module, an intelligent speed regulation module, an integrated control system, a signal transceiver module and a host computer; the method steps are: 1) Start the road detection system under the automatic tracking correction; 3) the intelligent tracking module monitors the running track of the road defect detection car; the intelligent speed regulation module monitors the three-dimensional acceleration of the road defect detection car; 4) the integrated control system detects the road defect Real-time discrimination of the driving position of the vehicle; effectively solves the problems of deviation of detection results, unstable detection, poor real-time correction of deviation and low detection efficiency caused by the driver's subjective driving factors in the traditional road detection process.
Owner:CHONGQING UNIV
Vehicle door frame integrated testing fixture
PendingCN112833740AAvoid Hard-to-Deploy ProblemsImprove detection flexibilityMechanical measuring arrangementsJambComputer engineering
The invention discloses a vehicle door frame integrated testing fixture which comprises a working platform, the working platform is provided with a detection supporting frame supported by a support, and the detection supporting frame is formed by connecting four strip-shaped supporting sections, namely a doorsill beam supporting section, an A column supporting section, a B column supporting section and a side wall edge beam supporting section, each supporting section comprises an inner side supporting strip and an outer side supporting strip which are arranged in a separated mode, the inner side supporting strips and the outer side supporting strips extend in parallel in the direction of the supporting sections, and each supporting section is provided with a detection assembly. The vehicle door frame integrated testing fixture has the beneficial effects that detection modules of the whole vehicle door frame are integrated together, the supporting table integrally adapts to the structure of the vehicle door frame, the supporting section formed by the inner side supporting strip and the outer side supporting strip which extend in parallel conveniently achieves positioning of a workpiece, and the whole tool facilitates positioning detection of a certain sub-assembly and also facilitates detection of the vehicle door frame, the vehicle door frame integrated testing fixture is good in universality and high in integration level.
Owner:LIAN WEI AUTO PARTS CHONQGING
Device and method for detecting lodging resistance of field rice stalks
PendingCN114813368ANo damageImprove detection flexibilityInvestigation of vegetal materialMaterial strength using tensile/compressive forcesAgricultural scienceSimulation
The invention relates to a field rice stalk lodging-resistant capability detection device which comprises a moving tool, and a first unmanned aerial vehicle, a second unmanned aerial vehicle and a remote host are carried on the moving tool; the remote host divides the test field into a plurality of sub-regions distributed in a matrix, and edits a set path according to the sub-regions so that the first unmanned aerial vehicle flies over each sub-region; the set path comprises a transverse moving path, the transverse moving path comprises a plurality of lifting nodes, a longitudinal moving path is arranged at the lifting nodes, and the first unmanned aerial vehicle resets to return to the lifting nodes after moving along the longitudinal moving path at the lifting nodes and continues to move along the transverse moving path; an image acquisition unit is carried on the second unmanned aerial vehicle; by means of the method, a complete test field can be tested in an extremely short time after simple setting, in addition, the inclination state of rice in the sub-region under different wind pressures can be obtained by adjusting the longitudinal height of the first unmanned aerial vehicle at the lifting node, and the detection flexibility is high.
Owner:中农海稻(深圳)生物科技有限公司
Electric leakage detection alarm indicator
PendingCN112946524ARealize leakage detection functionSimple structureShort-circuit testingEngineeringComputational physics
The invention discloses an electric leakage detection alarm indicator, and belongs to the technical field of electric leakage detection. An electric leakage detection alarm indicator comprises a bipolar junction triode, a conductive block, an alarm lamp, a first resistor, a second resistor and a power supply; a collector electrode of the bipolar junction triode is connected with an output end of the first resistor, and a base electrode of the bipolar junction triode is connected with an output end of the second resistor. The emitting electrode of the bipolar junction triode and the negative electrode of the power supply are connected and are jointly connected to a ground electrode, the input end of the alarm lamp is connected with the positive electrode of the power supply, the output end of the alarm lamp is connected with the input end of the first resistor, and the output end of the conductive block is connected with the input end of the second resistor. The electric leakage detection alarm indicator provided by the invention has the characteristics of simple structure and high detection flexibility.
Owner:珠海华发建筑设计咨询有限公司
Auxiliary detection device for drilling water injection testing and utilization method thereof
ActiveCN107893411AReduce the risk of inaccurate dataImprove detection flexibilityVolume/mass flow measurementLevel indicators by physical variable measurementTransformerEngineering
The invention relates to an auxiliary detection device for drilling water injection testing and a utilization method thereof, and discloses a device capable of moving a water head to a hole bottom andcooperating with a water line to more accurately detect and measure the water inlet amount of water injection testing, and the utilization method of the device. Accuracy for reading of seepage quantity of water injection testing is improved. The auxiliary detection device is characterized in that an electromagnetic valve is arranged at one end of a connecting pipe; a flowmeter is arranged in themiddle of the connecting pipe; one end of a hose communicates with the other end of the connecting pipe; scales are arranged on the outer surface of the hose; an annular counterweight is arranged at the other end of the hose; a centring device is arranged on the hose; a fixing plate is arranged on the electromagnetic valve; a storage battery is arranged on the fixing plate; a switch is arranged onthe fixing plate; the switch, the storage battery and the electromagnetic valve form a loop through a power line; a transformer is arranged on the fixing plate and is connected with the storage battery through the power line; a charging port is arranged on the fixing plate and is connected with the transformer through the power line; a power indicator light is arranged on the storage battery; andthree fixing sleeves are arranged on the hose.
Owner:核工业衡阳第二地质工程勘察有限公司
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