12results about How to "Simplify detection steps" patented technology

The application provides an optical detection system and a detection method, and relates to the field of optical detection. The system comprises a first detection mechanism, a second detection mechanism and a third detection mechanism cooperating with a moving mechanism. The first detection mechanism, the second detection mechanism and the third detection mechanism are distributed around a preset path and correspond to different detection positions respectively. The moving mechanism is configured to place a mask and drive the mask to move along the preset path. The first detection mechanism, the second detection mechanism and the third detection mechanism are respectively used for optical detection of the inner wall surface of a support frame, the front and back surfaces of a glass plate, the front surface of a protective film, the side end of the glass plate and the outer wall surface of the support frame. The application can continuously detect multiple regions of the mask, thereby simplifying the overall detection steps of the mask, improving the overall detection efficiency of the mask, and alleviating the problem of insufficient stability of the detection result caused by the influence of differences in clamping precision and environmental factors due to single-path multi-detection.

The invention discloses a salmonella H: i epitope specific monoclonal antibody and application thereof, the salmonella H: i epitope specific monoclonal antibody is secreted by hybridoma cells with the preservation number of CCTCC NO: C202645, and the antibody has the advantages of high titer and strong specificity. According to the blocking ELISA detection kit constructed by the antibody and the detection method of the blocking ELISA detection kit, the antibody containing H: i antigen epitope salmonella in infected animal serum can be specifically detected, the antibody does not react with antibodies containing no H: i antigen epitope salmonella and non-salmonella, the sensitivity, specificity and stability are good, and the detection method is simple and convenient. And a new method is provided for direct serological detection of H: i antigen epitope-containing salmonella infection of mouse typhimurium, kafenkii and the like.

The invention provides a rapid detection method for non-pralazone illegally added in food, and belongs to the technical field of medicine detection. The method comprises the following steps: respectively carrying out secondary extraction on a food sample by adopting a strong polar extraction agent and a non-polar extraction agent to obtain extracted supernate; removing the non-polar extraction agent in the supernate by adopting a nitrogen blowing method; eluting the supernate subjected to nitrogen blowing treatment by adopting a strong polar solvent to prepare a to-be-detected solution; and sequentially adding the metal sol and the inorganic salt flocculant into the to-be-detected solution, uniformly mixing, and detecting by using a Raman spectrometer. The detection method provided by the invention has the advantages of high sensitivity, low detection limit and low cost, and can realize rapid detection of non-pralazone illegally added in food.

The utility model discloses a two-way measuring caliper which comprises a supporting rod and shells symmetrically arranged at the two ends of the supporting rod, push-pull rods, opening mechanisms and displacement sensors are arranged in the two shells, the opening mechanisms provide pushing force for the push-pull rods at the two ends to get close to each other, the two-way measuring caliper further comprises a plurality of sets of supporting arms arranged on the periphery of the supporting rod, and every two sets of supporting arms form one set. The outer ends of the two supporting arms in the same group are hinged to one sides of the inner ends of the two shells respectively, the inner ends of the two supporting arms are hinged and provided with rolling wheels, the inner wall of a well to be measured can push the rolling wheels to be close to the supporting rods so as to push the push-pull rods at the two ends to be away from each other, and the displacement sensors are used for detecting displacement data of the corresponding push-pull rods. By arranging the structure with the two symmetrical ends, the caliper can measure the diameter of a to-be-measured well in the process of going up to the well or going down to the well, and compared with a traditional caliper which can only measure the diameter in one direction, the working efficiency is improved, and the detection steps are simplified.

The application discloses a detection method for detecting drug amount based on solid phase microextraction and real-time analysis mass spectrum, which comprises the following steps: preparing a solid phase microextraction head by using a coating material, preparing a standard sample to form a standard curve solution, detecting the standard curve solution by solid phase microextraction and real-time direct analysis mass spectrum, obtaining a mass spectrum diagram of the standard curve solution, and then obtaining a standard curve equation of the standard curve solution; obtaining a peak area value of a to-be-detected sample by solid phase microextraction and real-time direct analysis mass spectrum, and substituting the peak area value into the standard curve equation to obtain the concentration of corresponding drugs. By setting the method process, the detection steps of the application are obviously simplified, the constant volume, detection and calculation operations can be carried out on site according to actual needs, the operation mode and operation site are flexible, and the beneficial effect of improving the detection efficiency can be achieved.

The application discloses a probe card analyzer, and belongs to the field of semiconductor equipment, comprising a base, the base is provided with a turnover plate for mounting a probe card, the base is provided with a lifting mechanism for lifting the turnover plate and a rotating mechanism for rotating the turnover plate, the base is provided below the turnover plate with a detection mechanism, the detection mechanism comprises a sensor group for contacting the probe, the base is provided with an X-axis displacement mechanism, a Y-axis displacement mechanism and a Z-axis displacement mechanism for controlling the movement of the detection mechanism along a three-dimensional coordinate system, the detection mechanism is connected to the Z-axis displacement mechanism, the base is provided above the turnover plate with a first magnifying observation piece, and the base is provided with a position adjusting mechanism for sliding the first magnifying observation piece. The application has the effect of improving the detection efficiency of the probe.

This application relates to an ultrasonic welding quality inspection method, apparatus, device, and storage medium. The method includes acquiring information about the object to be welded; acquiring welding condition information based on the object information, wherein the object information includes the object material, hardness, and thickness; triggering a welding head power test command based on the welding condition information; acquiring the welding head power test result; triggering an ultrasonic wave generation command based on the welding head power test result; acquiring energy absorption information of the object to be welded; acquiring a welding quality value based on the energy absorption information; and triggering a parameter adjustment command for adjusting the output power based on the welding quality value. This application has the effect of accurately detecting the welding quality during the welding process and thereby adjusting the parameters of the welding machine in real time.

The application relates to the technical field of traditional Chinese medicine detection, in particular to a thin-layer chromatography detection method of a traditional Chinese medicine preparation for treating mammary gland hyperplasia, which is a rannuclear mass-resolving tablet. The thin-layer chromatography detection method comprises extracting the rannuclear mass-resolving tablet by using dichloromethane to prepare filter residue and a first sample solution, which is used for comparison with angelica sinensis; extracting the filter residue by using n-butanol to prepare a second sample solution, which is used for comparison with epimedium; and extracting the rannuclear mass-resolving tablet by using methanol to prepare a third sample solution, which is used for comparison with astragalus and epimedium. The method simplifies operation steps, makes up for the defect that some medicines cannot be identified, enriches detection information, has strong speciality, is simple in operation, and has wide adaptability.

The utility model relates to the technical field of automobile engineering, and discloses an automobile air conditioning system simulator which mainly comprises a pressure detection device, a refrigerant processing device, a filtering device, a switch valve and an oil bottle assembly. The pressure detection device dynamically monitors the pressure of the system, and the refrigerant processing device simulates the real working condition according to the refrigeration cycle principle, so that the refrigerant processed by the filling and recycling machine is subjected to a complete cycle process. The filter device maintains the purity of the refrigerant, and ensures that the test environment is close to reality. The switch valve controls refrigerant flow and flow direction, the oil bottle guarantees stable operation of the compressor, and the two cooperate to provide a stable basis for performance testing. According to the utility model, performance indexes such as recovery efficiency, filling precision and the like of the refrigerant filling and recovering machine can be comprehensively tested, the test cost of the refrigerant filling and recovering machine is reduced, and manpower, material resources and time costs are reduced.

The application relates to a detection mechanism, method, device and system of a fuel evaporation system, wherein the detection mechanism of the fuel evaporation system comprises a carbon tank, a valve part and a vane pump which are communicated with the carbon tank respectively; the valve part is provided with an intake manifold communication port and a fuel tank communication port; the vane pump comprises an impeller and a rotating speed sensor which is used for detecting the rotating speed of the impeller. The detection mechanism of the fuel evaporation system can improve the leakage detection efficiency of the fuel evaporation system, simplify the overall structure and improve the detection accuracy.

The utility model belongs to spline connection detection technical field relates to a device for detecting spline connection disc end surface tooth symmetry, include: work piece placing base, tensioning cover mandrel, tensioning cover, detection reference column, detection block, tensioning cover mandrel rotation connects work piece placing base, tensioning cover is covered and is established on the outer circumference of tensioning cover mandrel, and tensioning cover outer cover is equipped with spline connection disc, the boss of detection block is matched with spline connection disc end surface tooth groove, the top of detection reference column is equipped with detection reference groove, the utility model discloses through detection block and leads out the detection interface of spline connection disc end surface tooth, provides the contrast basis of detection device through detection reference column and blocks detection block, and the symmetry error of spline connection disc end surface tooth can be detected through the contrast of before and after detection value, therefore the utility model can effectively eliminate the clearance between spline mandrel and spline connection disc, and the accuracy of detection has been improved.

The application provides a microfluidic detection device, which comprises a reagent box, a microfluidic chip located below the reagent box, wherein the microfluidic chip is provided with a detection cavity, a sample adding port and a detection adding port which are in communication with the detection cavity, a sealing tube comprising a sealing tube body and a blocking piece movably penetrating the sealing tube body, wherein the sealing tube body is arranged on the reagent box and is provided with a sealing liquid cavity and a liquid outlet which is in communication with the lower end of the sealing liquid cavity, the liquid outlet is located above the detection adding port and is in communication with the detection adding port, the upper end of the blocking piece penetrates the sealing liquid cavity upward, and the lower end of the blocking piece is located in the sealing liquid cavity and is provided with a blocking position for blocking the liquid outlet and an opening position for opening the liquid outlet. Through the technical scheme, the problems of complicated operation, time and labor consumption and easy errors in the related art caused by manually adding multiple reagents can be solved.