68results about How to "Realize detection" patented technology

This invention provides a method, device, electronic device, and storage medium for detecting illegal dog walking incidents. The method fully utilizes the characteristics of the leash, designs a leash detection model to detect inclined target leashes, and designs a human-dog-leash relationship judgment model to detect the interaction between the human and the leash and / or the interaction between the leash and the dog. Thus, the detection results of illegal dog walking incidents determined based on the interaction between the human and the leash and / or the interaction between the leash and the dog are more accurate. In addition, the entire process is completed automatically and has good intelligence.

The application discloses an electrochemical sensor and a preparation method and application thereof. The electrochemical sensor comprises a three-electrode system composed of a working electrode, a reference electrode and a counter electrode, wherein the working electrode is composed of a base electrode, a molybdenum disulfide nanoparticle modification layer and a polyethylene dioxythiophene layer; the molybdenum disulfide nanoparticles are loaded on the surface of the base electrode through a drop coating method, and the polyethylene dioxythiophene is in-situ loaded on the surface of the molybdenum disulfide nanoparticle modification layer through an electro-polymerization reaction. The electrochemical sensor can be used for detecting lead ions in water bodies, has the advantages of simple preparation, stable performance, suitability for an acidic medium and the like, and is suitable for practical application and popularization.

The utility model discloses a visual PIN needle detection equipment, including test board, the fixture seat of setting on test board and the CCD subassembly of setting on the fixture seat top, the CCD subassembly includes the coaxial light source, telecentric lens and CCD camera who sets gradually in vertical direction away from fixture seat, and CCD camera, telecentric lens and coaxial light source are on the same axis, and the light shield of setting the back and two side masks of test board is provided with on test board, and the connecting interface is provided with on test board, and the fixture seat includes the base and the positioning fixture of detachable setting on the base, and the positioning fixture is used for positioning installation detected component, and the support plate for supporting base is provided with on test board, and the sensor is provided with on the both sides of positioning fixture of support plate. The utility model discloses reasonable in structure design, and through the visual configuration of CCD camera + telecentric lens + coaxial light source, can realize to PIN needle and carry out detection, and thoroughly solved the problem that PIN needle is easy to wear in other detection mode among existing.

The application relates to the technical field of basket catheter, in particular to a basket catheter system and a basket catheter calibration method. The basket catheter system comprises a basket catheter, an operating handle, a tube body and a basket electrode assembly, the basket electrode assembly comprises a spline, a proximal end fixing seat and a distal end fixing seat, and the basket catheter system further comprises a proximal end position sensor and a distal end position sensor arranged on the proximal end fixing seat and the distal end fixing seat respectively; the basket catheter system further comprises a processing device, the proximal end position sensor and the distal end position sensor are connected with the basket catheter, and the processing device is used for obtaining a contact force of the basket electrode assembly and target tissue according to a proximal-distal end spacing change amount, a corresponding relationship between a known axial force value of the basket electrode assembly and the proximal-distal end spacing change amount and a contact angle of the basket electrode assembly and the target tissue. The application mainly solves the technical problem of how to detect the contact force of the basket catheter and the target tissue.

This invention discloses a battery cover welding quality inspection device and method, including a tracked conveyor. Positioning devices are respectively installed on both sides of the tracked conveyor, and a first linear drive device is installed on the top of the tracked conveyor. A suction cup is connected to the bottom output shaft of the first linear drive device. A displacement platform is installed below the track of the tracked conveyor, and both positioning devices are fixed to the top of the displacement platform. Compared with the prior art, this invention, by setting up a displacement platform, allows the battery to move synchronously to the right along with the track during the inspection process. After inspection, the battery is completely removed from the inspection station, and the battery to be inspected on the left can directly enter the inspection without waiting for the inspection station to be emptied, effectively reducing process waiting time and improving the inspection efficiency of battery cover welding quality.

This utility model provides an anti-tilting constant force spring bracket, relating to the field of constant force spring brackets. It includes a housing and a load-bearing plate. The upper end of the housing is connected to the load-bearing plate via a hanging rod. A protective shell is provided on the upper side of the housing. A lifting plate and a main spring are located inside the housing. An adjustment assembly is provided inside the housing, including an adjustment plate slidably connected inside the housing. A pressure sensor is installed between the upper side of the adjustment plate and the lifting plate. An adjustment threaded rod is rotatably connected to the lower side of the adjustment plate. A fixing hole, a guide groove, and a storage groove are provided on the upper side of the load-bearing plate. The guide groove is located outside the storage groove, and the fixing hole is located outside the guide groove. A fixing clamp is provided at the bottom of the storage groove, and a movable clamp is slidably connected to the upper side of the fixing clamp. This utility model provides two different methods for fixing the load and achieves accurate adjustment of the main spring preload based on the weight of the load and the pressure sensor.

This application provides a method, apparatus, and electronic device for adhesive path detection. The method first determines the adhesive path control for detection. The adhesive path control includes a center line and at least three detection line groups. Each detection line group includes two detection lines, with the center line located between these two detection lines. The interval between the two second detection lines in the second detection line group is greater than the interval between the two first detection lines in the first detection line group, and the interval between the two third detection lines in the third detection line group is greater than the interval between the two second detection lines. The adhesive path control is drawn on a template image including the template adhesive path, with the center line located at the center of the template adhesive path. The edge of the template adhesive path is located between the second and third detection lines, with the third detection line located outside the template adhesive path. The adhesive path control in the template image is mapped to the image to be tested. Based on the positional relationship between the adhesive path to be tested and the adhesive path control, it is determined whether there are adhesive path defects in the adhesive path to be tested, thus meeting the requirements of adhesive path detection.

The application discloses a kind of ultrasonic testing devices for boiler turbine, belong to boiler turbine detection device technical field.It includes cross rail, the cross rail quantity is two, and U-shaped guide frame is jointly slidably installed, and ultrasonic detector is fixed on the U-shaped guide frame by screw, by the horizontal movement of U-shaped guide frame on cross rail, the circumferential motion of slide along arc gear rack and the angle adjustment of flaw detection mechanism, the detection of boiler turbine multidirectional, multi-angle can be realized, expands detection range, can effectively detect the area that traditional method is difficult to reach, flaw detection probe is self-adapting closely attached to the surface of detection component, improve detection precision, operator can easily realize horizontal movement, rotation and angle adjustment operation by controller, simple and convenient, improve detection efficiency, and accurate transmission mechanism and control mode can ensure the accuracy and stability of detection device in movement process, further improve the reliability of detection result.

The application relates to the technical field of liquid metering, in particular to a liquid detection device for an underground storage tank. The device comprises a shell, a placing chamber arranged in the shell, a wire through hole arranged on the shell and communicating with the placing chamber and the outside of the shell. A wire wheel is arranged on the shell, and a wire is wound around the wire wheel. A sensor assembly is arranged on the wire. A coding wheel group is arranged on the shell and used for guiding the wire. A detection unit for detecting the length of the wire is arranged on the coding wheel group. A control assembly comprises a driving unit, a measurement setting unit and a control unit. The driving unit is controlled by the depth position parameter set by the measurement setting unit and the length of the wire detected by the detection unit, so that the wire is lowered to a corresponding depth. The control assembly cooperates with each component to automatically control the wire to be lowered to a set depth, realize the detection of liquid at different depths, and greatly reduce the labor cost and improve the detection efficiency without manual sampling.

This invention discloses an intelligent edge-rolling device for steel door panels, applicable to the field of steel door panel edge rolling. It includes a limiting component comprising a first rotating shaft and a second rotating shaft. The first rotating shaft has two sets of threads with opposite directions. Each set of threads on the first rotating shaft is threaded with a baffle. An arc plate is installed on the same side of each baffle. A support plate is installed on the side of each baffle away from the arc plate. Three mounting slots are provided on the support plate. A square frame is installed on the side of the support plate away from the baffle. The central area of ​​the square frame is hollow. A movable frame 1 is installed on the upper half of the square frame, and a movable frame 2 is installed on the lower half. The structure of the second rotating shaft is the same as that of the first rotating shaft, and the second rotating shaft passes through the square frame. The two sets of square frames are respectively connected to the threads of the second rotating shaft with different directions of rotation. This invention features high-efficiency detection during panel edge rolling.

This invention provides a rapid colorimetric reagent for the detection of manganese and iron ions. The reagent consists of carbon dots, a 3,3′,5,5′-tetramethylbenzidine solution, and a phosphate buffer solution. The reagent itself is a brown, transparent solution. When manganese ions are added to the 3,3′,5,5′-tetramethylbenzidine solution and phosphate buffer solution, it turns blue (visible to the naked eye) upon irradiation with a 365 nm UV lamp; upon contact with iron ions in the 3,3′,5,5′-tetramethylbenzidine solution, it turns dark green (visible to the naked eye). This reagent exhibits an extremely low detection limit and good selectivity. The detection process does not require complex analytical equipment, enabling rapid trace detection of manganese and iron ions. The reagent is simple to prepare, overcoming the shortcomings of cumbersome and expensive synthesis of manganese and iron ion detection probe molecules, and providing effective technical support for trace detection in food safety.

The utility model provides a kind of detection cable for airplane standard interface real bullet ground joint test, belong to electronic equipment test technical field, including discrete signal line group, it is used to detect the signal interaction function of missile;Power line group, it is used to detect the power supply line of various components inside missile;Address line group, it is used to detect and feedback missile detection port insert position;Bandwidth line group, it is used to detect the satellite launch signal function inside missile;Bus line group, it is used to detect the data transmission function inside missile;The utility model can detect each function module of missile without disassembling missile, so as to avoid damage when missile is mounted.

The utility model relates to pipeline support hanger technical field, and disclose a kind of health state detection and early warning system of pipeline support hanger, solve the problem that current pipeline support hanger is not convenient to carry out health state detection, it includes pipeline support hanger ontology, detection mechanism and wireless early warning controller, the pipeline support hanger ontology is by support base, sliding support base and sliding pipe hoop constitutes, sliding support base fixedly connected in the top of support base, sliding pipe hoop slidingly connected in the top of sliding support base, pipeline is connected with sliding pipe hoop, detection mechanism is connected between support base and sliding pipe hoop, wireless early warning controller fixedly connected in the top of support base one end, detection mechanism is by follow-up assembly and detection component constitutes, follow-up assembly is fixedly connected with sliding pipe hoop, and detection component is connected with support base;Through the system, health state detection and early warning to pipeline support hanger can be realized.

A method for preparing bimodal nanocapsules includes: preparing a solution of mesoporous silica and deionized water, adding chloroauric acid solution and stirring, then adding sodium borohydride solution under ice bath stirring conditions to obtain gold nanoparticle-modified mesoporous silica; preparing a solvent of ultrapure water and gold nanoparticle-modified mesoporous silica, then sequentially adding a fluorescence quencher, a fluorescent molecule, and 4-mercaptophenylboronic acid to react separately to obtain bimolecularly modified nanoprobes; and mixing an adenosine-5′-triphosphate nucleic acid aptamer solution with the nanoprobes using ultrapure water as a solvent to obtain nucleic acid aptamer-encapsulated bimodal nanocapsules. This invention provides a simple, mild, environmentally friendly, and low-cost preparation method. The bimodal nanocapsules prepared by this invention can simultaneously monitor the levels of hydrogen peroxide and adenosine-5′-triphosphate (ATP) in cells using fluorescence and surface-enhanced Raman scattering (SERS) techniques, which can be used for early disease monitoring.

The utility model relates to bottle body foreign matter detection technical field especially a kind of lamp inspection subassembly for translucent glass bottle, comprising: light source subassembly, including at least one group and each group includes the light source for the light irradiation to the side of the bottle body to be measured;Camera subassembly, each group includes a camera for the liquid inside bottle body is photographed and located directly above the bottle body to be measured;Frame, for installing light source subassembly and camera subassembly;The vertical distance between the light source and frame is adjusted by light source subassembly, the mounting position of the camera on the frame is adjusted along the direction perpendicular to the bottle body to be measured to adjust the camera so that it is located directly above the bottle body to be measured, for solving the technical problem of low detection efficiency and poor detection effectiveness in the prior art for detecting translucent glass bottle.

The application discloses a kind of characteristic chromatogram detection methods of Qinggan Jieyu granules. After the solvent and microporous filter membrane treatment of Qinggan Jieyu granules, different batches of test solution are obtained, and the chromatogram of each is obtained by preparing the reference solution; the chromatogram of different batches of test solution and reference solution is combined to obtain the characteristic chromatogram and characteristic chromatographic peak of control, and then the relative retention time of the characteristic chromatographic peak and reference berberine hydrochloride peak solution is used to obtain the relative retention time of the control characteristic chromatogram as the specified value; the chromatogram is obtained by detecting the to-be-tested granules, and S peak correction is carried out, and the detection result is obtained by comparing the specified value of relative retention time. The characteristic chromatogram detection method of Qinggan Jieyu granules established by the application is simple in operation, reliable in result, high in stability and precision, and good in repeatability; the characteristic chromatogram of Qinggan Jieyu granules provided by the application can comprehensively and effectively control the quality of the preparation, and ensure the stability, reliability and safety of the preparation.

This utility model belongs to the field of aluminum phosphide tablet production technology, specifically relating to a pressing device for aluminum phosphide production. It includes a base, a storage box, and a telescopic pressure plate, as well as a forming disc and a storage cylinder. The forming disc is located inside the protective cylinder. A top plate, which mates with a groove on the top surface of the forming disc, is installed inside the forming disc via an electric telescopic rod. A pressure plate, which mates with the forming disc, is installed on the bottom plate of the telescopic pressure plate via a spring telescopic rod. The storage cylinder, which communicates with the bottom opening of the protective cylinder, is located on the base. By setting up the forming disc, pressure plate, and multiple feeding pipes, multiple aluminum phosphide tablets can be formed simultaneously, improving the production efficiency of aluminum phosphide tablets. By setting two fans on the protective cylinder, one fan, connected to a collection box, is used to collect the powder inside the protective cylinder, and the other fan is used to blow the formed aluminum phosphide tablets, enabling the simultaneous discharge of multiple tablets.

This invention provides a drop-proof detection unit and a photovoltaic panel cleaning robot. The drop-proof detection unit includes a substrate, an ultrasonic sensor, a first laser sensor, and a controller. The ultrasonic sensor and the first laser sensor are both mounted on the substrate, and are spaced apart in a first direction. The controller is mounted on the substrate and electrically connected to the ultrasonic sensor and the first laser sensor. This invention's drop-proof detection unit, by simultaneously utilizing both ultrasonic and laser sensors, achieves comprehensive detection of the edges and gaps of photovoltaic panels, effectively avoiding false alarms that may occur with a single sensor. It also reduces work interruptions caused by signal anomalies. This allows the photovoltaic panel cleaning robot to not only avoid falls but also clean multiple photovoltaic panels across gaps, improving cleaning efficiency.

The utility model belongs to test equipment technical field mainly relates to a kind of key circuit detection device, including at least one ADC module and main control module, and main control module is electrically connected with alarm module;ADC module is provided with multiple voltage division paths, and voltage division path is connected with the key of the key circuit to be measured and outputs the output voltage data of corresponding key to main control module, and voltage division path is set correspondingly with the key position of key circuit;Main control module is equipped with storage unit and the judging unit connected with storage unit, and storage unit stores the standard voltage data matched in each key of standard key circuit and corresponding voltage division path, and judging unit is used to judge whether the output voltage data of the key of the key circuit to be measured under the same key position and the standard voltage data of the key of standard key circuit are matched;When output voltage data and standard voltage data are not matched, judging unit drives alarm module to alarm, and thus solve the technical defects of single ADC module, reduce voltage excursion in detection process to thereby wrong detection.

This invention relates to a non-contact method and system for detecting the respiratory rate of recumbent cattle based on RGB-D technology, belonging to the field of computer vision-based intelligent cattle farming technology. Addressing the problems of low detection accuracy and stringent environmental requirements in current methods for detecting cattle respiratory rate, the method of this invention includes: non-contactly acquiring RGB-D video stream data of a recumbent cattle to obtain an RGB visible light video stream and a depth stream; locating key parts of the recumbent cattle; defining a key target area on the abdomen based on the key parts; registering the RGB visible light video stream and the depth video stream according to their positional coordinate correspondence; obtaining the average depth value of the key target area on the abdomen; plotting a respiratory change curve based on the changes in the average depth value; and detecting and statistically analyzing the peak values ​​of the respiratory change curve to obtain the number of breaths. This invention's detection method is effective and reliable, providing a new approach for realizing non-contact intelligent cattle respiratory rate detection.

This invention discloses a pyrimethanil hapten, an artificial antigen, and their preparation methods and applications. The structural formula of the pyrimethanil hapten is shown below. The arm introduced in this invention not only possesses an active group but also fully retains the benzene ring and dimethylpyrimidine ring structure of the target analyte, enhancing the recognition site. The pyrimethanil artificial antigen and monoclonal antibody of this invention exhibit high specificity for ELISA detection, with an IC50 rating of [missing information]. 50 The value is 1.97 μg / L, which is better than existing monoclonal antibodies. It can be used in colloidal gold immunochromatography to rapidly and conveniently detect pyrimethanil. The colloidal gold immunochromatographic test strip prepared in this invention has a detection sensitivity of 10 μg / L for pyrimethanil.

The application discloses a mechanical arm deception attack side channel detection method based on acoustic characteristics and belongs to the technical field of deep learning, which comprises the following steps: constructing a training recognition model; receiving the collected target audio, performing a sound processing step operation to extract features, performing a training recognition step operation to output predicted motion data; comparing the predicted motion data with the obtained corresponding real-time motion data, and evaluating whether the difference between each pair of parameters exceeds a preset threshold value. The application uses sound separation technology to separate mixed multi-axis sound into different individual axis sound, constructs an acoustic motion information recognition model of each motion joint through a collaborative physical and data-driven method, identifies the target sound according to the recognition model, obtains the predicted motion information of each axis, compares the predicted motion information with the collected real-time motion command, combines a threshold value to determine whether a deception attack is received, and realizes mechanical arm deception attack side channel detection.

The present application relates to a kind of diode surface defect detection method and system, it is related to the field of diode detection technology, it includes in response to defect detection signal, obtains detection suction pen number and diode number;Control detection suction pen executes suction operation to diode to obtain corresponding suction surface number;Suction surface number is determined to suction surface detection scheme, simultaneously based on suction surface number, corresponding camera surface number is determined;Suction surface detection scheme is executed to obtain suction defect area and define as defect area;The defect image corresponding to camera surface number is collected to obtain camera defect area and define as defect area;When defect area is greater than defect critical value, this diode number is defined as abnormal diode number and output;When defect area is less than defect critical value, this diode number is defined as qualified diode number and output.The present application has the effect of improving the accuracy and reliability of diode surface defect detection.

The application discloses a method for preventing stern tube from water entry during ship launching, which comprises the following steps: installing a first pipeline at the lower oil inlet of the stern tube and a second pipeline at the upper oil outlet, when the ship is launched, a certain pressure gas is introduced into the stern tube through the first pipeline, so that the III sealing ring is tightly pressed on the stern shaft, even if the seawater enters the second chamber during the launching of the ship, the seawater will not enter the stern tube through the III sealing ring, and the third pipeline is connected with the lower port of the second chamber between the II sealing ring and the III sealing ring at the rear of the stern tube, and the fourth pipeline is connected with the upper port, during the launching of the ship, whether the seawater flows out from the end of the third pipeline can be observed to judge the sealing performance of the I sealing ring and the II sealing ring at the rear of the stern tube, so that the purpose of preventing the seawater from entering the stern tube during the launching of the ship is achieved, and the sealing performance of the stern sealing is also detected.

This utility model relates to a battery holding device and a detection system. The holding device includes a base, a battery support assembly, and a composite motion mechanism for realizing the lifting and rotational movements of the battery. The composite motion mechanism includes a lifting shaft for lifting the battery along an axial direction and a rotating shaft for rotating the battery in a rotational direction. The rotating shaft is rotatably supported on the base via a first bearing arranged within the base. The lifting shaft and the rotating shaft are connected to each other such that the lifting shaft can rotate with the rotating shaft but can move independently along the axial direction relative to the rotating shaft. Using the holding device and detection system of this utility model, X-ray attenuation can be reduced, image quality can be improved, and battery detection can be achieved at a faster rate. Furthermore, the lifting and rotation of the battery can be achieved simultaneously through a single composite motion mechanism, resulting in a more compact and simple overall structure.

This invention relates to the field of wireless detection devices for environmental assessment, and proposes a wireless detection device for environmental assessment capable of high-altitude deployment. It is highly operable, has low requirements for installation location, and provides reliable detection data. The device includes an environmental detector and an external ball frame. The external ball frame has an outer ring, which is connected to the external ball frame via multiple connecting springs. The outer ring is connected to a middle ring via two external connecting shafts. The middle ring is connected to an inner ring via two middle connecting shafts. The inner ring is connected to a mounting ball sleeve via two internal connecting rods. A prismatic shell is installed inside the mounting ball sleeve. The environmental detector is installed inside the prismatic shell. The mounting ball sleeve houses an image acquisition component, a lower counterweight, and multiple detection components. The lower counterweight is connected to a positioning rod connected to the prismatic shell via a shock-absorbing spring. Electric adjustment rods are installed between the image acquisition component and the prismatic shell, and between the multiple detection components and the prismatic shell.

This invention relates to a real-time monitoring method and system for drug testing of brain organoids, comprising the following steps: S1, preparation and pre-culture of brain organoids; S2, preparation of microelectrode array chips and reaction microchambers: the chip is installed in the reaction microchamber, the reaction microchamber having a petal-shaped fluid channel structure in the center, with the center being the sample cavity, and the outer petal channels connected to the inlet and outlet channels; S3, loading and fixing of brain organoids: after placing the brain organoid at the center of the lower microelectrode array electrodes, the upper microelectrode array chip is placed, so that the brain organoid is clamped between the upper and lower electrodes, ensuring sufficient contact without causing pressure damage; S4, drug perfusion and real-time electrophysiological monitoring: the drug is introduced into the petal-shaped fluid channel along the flow channel and diffused into the reaction cavity, and the changes in the electrical signals of the brain organoid are recorded in real time; S5, system cleaning and reuse.

This application discloses a slurry homogenizing device and a battery production system. The slurry homogenizing device includes a homogenizer, a piping assembly, a discharge valve, and receiving components. The homogenizer includes an inlet and an outlet. The piping assembly connects the inlet and outlet and supplies slurry flow. The discharge valve is connected in series with the piping assembly and is used to discharge the slurry. The receiving components are spaced below the discharge valve and are used to collect the slurry dripping from the discharge valve. In use, the slurry homogenizing device of this application discharges the slurry through the discharge valve for slurry testing. After the discharge is completed, the receiving components are positioned below the discharge valve to collect the slurry dripping from the valve, thereby reducing the possibility of slurry dripping onto the ground and causing environmental pollution.