14results about How to "Comprehensive detection range" patented technology

The invention discloses an aptamer electrochemical biosensor based on an AuNPs / MXene nanometer material and a preparation method and application of the aptamer electrochemical biosensor. According to the electrochemical biosensor, AuNPs particles grow on the surface of MXene, an AuNPs / MXene composite material is prepared, then the composite material is fixed to the surface of an electrode through chitosan, aptamer probes P1 and P2 are hybridized with MCH, and then the aptamer probes P1 and P2 are self-assembled to the surface of the electrode through Au-S bonds. According to the invention, the AuNPs / MXene nano material is prepared, and the AuNPs / MXene nano material and the AuNPs / MXene nano material play a synergistic effect, so that the performance of the sensor is further improved, the sensor has a wide detection range and a low quantitative line, and rapid, sensitive and specific detection on a sample can be realized. The sensor can be used for in-situ detection of inflammatory factors at a wound, can be applied to non-invasive instant wound nursing monitoring equipment, and provides reliable and timely monitoring data to realize more effective diagnosis and treatment.

The invention relates to the technical field of electric vehicle disc brake detection, in particular to environment simulation equipment applied to electric vehicle disc brake detection, which comprises a main frame, a longitudinal mounting disc is fixedly mounted on the side wall of the main frame, and an electric control simulation seat for mounting a brake disc is movably assembled on the side wall of the longitudinal mounting disc. According to the environment simulation equipment applied to electric vehicle disc brake detection, a simulation mode that a single brake disc is combined with multiple brake pads is adopted, the brake pads can be replaced under the condition that the normal simulation condition is not affected, and the replacement efficiency is greatly improved; by simulating different weather states in the driving process, the use states of the disc brake in different road conditions can be truly detected, and the simulation effect is more real and accurate; the temperature and humidity of the surface of the brake disc are detected at a short distance, and meanwhile, the state of the surface of the brake pad can be optically detected, so that the detection range is enriched, and the detection effect is improved.

The application provides a kind of flaw detection tool for bending copper-aluminum composite, relating to copper-aluminum composite flaw detection technical field.The flaw detection tool of the application is installed on flaw detection equipment, which is mainly composed of support, carrier, rocker arm and groove plate;Among them, the support is installed on the work platform and can move with the work platform;The carrier can rotate horizontally on the support, and a structure for positioning and installing the bent copper-aluminum composite is arranged on it;The groove plate is fixed on the base, and a guide groove composed of two straight grooves and a curved groove is arranged on it;One end of the rocker arm is fixed to the end of the carrier, and the other end is provided with a roller, which can slide in the guide groove.The guide groove can guide the bent copper-aluminum composite to automatically produce two different inclinations during the movement with the work platform, adjust the vertical edge to the range that can be detected by the flaw detection head, and then realize the complete flaw detection of the entire bent copper-aluminum composite.

The invention discloses a pepper planting soil environment detection device which comprises a front shell, the front end of the front shell is rotatably connected with a ground drilling assembly, the ground drilling assembly comprises a ground drilling pipe, the front shell is internally rotatably connected with a rotating assembly, the rotating assembly comprises a rotating bin, and a plurality of soil sampling assemblies are installed on the inner circumference of the rotating bin at equal intervals; the outer wall of the sliding plate is fixedly provided with a front shell, the outer wall of the front shell is movably provided with a portable soil detector, the rear end of the front shell is fixedly provided with a rear shell through bolts, and the inner wall of the rear shell is fixedly provided with an impact assembly and a linkage assembly. The detection data is more accurate and controllable, the data reference is strong, the states of different depths of soil can be detected at one time under the condition that the impact energy of the impact assembly is ensured to be constant by installing springs with different elastic force coefficients on the plurality of soil sampling assemblies, the detection range is comprehensive, and enough data support is provided for the detection result.

The invention discloses a wave leakage detection device, comprising a frame, wherein a top probe for detecting the top of a microwave oven is mounted on the top of the frame, a multi-axis linkage mechanism is arranged in the middle of the frame, the execution end of the multi-axis linkage mechanism is a plurality of middle probes for detecting the middle of the microwave oven, the middle probes are arranged vertically in a row, a bottom probe for detecting the bottom of the microwave oven is also arranged in the middle of the frame, the front ends of the top probe, the middle probe and the bottom probe are all facing an assembly line for transporting the microwave oven, the wave leakage detection device uses the top, middle and bottom probes to set a plurality of wave leakage detection points, cooperates with the multi-axis linkage mechanism, so that the wave leakage detection points move with a workpiece, and form a plurality of wave leakage detection paths, and each possible wave leakage point of the workpiece is detected, the detection range is comprehensive, and the result reliability is high. The invention is used in the field of electrical appliance detection.

The invention provides a titanium alloy product defect detection method and device based on photoacoustic image fusion. The technical problem that internal and surface defects of a titanium alloy product cannot be accurately recognized in the prior art is solved. Comprising the following steps: performing coordinate mapping on a surface defect detection optical image of the titanium alloy product and internal defect detection acoustic signal information of the titanium alloy product; obtaining a surface defect detection optical image of the titanium alloy product in the photoacoustic detection information fusion background field plane rectangular coordinate system C and a correct position of an internal defect detection acoustic signal of the titanium alloy product, and then making a defect schematic diagram to obtain a photoacoustic image fusion defect detection result of the titanium alloy product; the inference formula of coordinate mapping is # imgabs0 #; # imgabs 1 #; # imgabs < 2 >; and 3 # imgabs3 #. The method can be widely applied to the technical field of defect detection.

The invention discloses a cabin cloth product disinfection detection method and system adaptive to multiple cabin standards, belongs to the technical field of cabin cleaning, and is used for solving the technical problems that an existing cabin cloth product disinfection detection method is long in detection period, single in detection means, poor in universality and incapable of meeting health service requirements. The method comprises the following steps: establishing a multi-cabin standard detection model, and initializing parameters; collecting a surface electrical response signal of the target cloth product through the dual-sensor detection terminal, and reading a cabin type to which the target cloth product belongs; performing filtering denoising and feature extraction on the surface electrical response signal to obtain a standardized feature value; inputting the cabin type and the standardized characteristic value into a multi-cabin standard detection model to obtain an actual index value and a disinfection effect comprehensive judgment value; if the comprehensive judgment value of the disinfection effect does not reach the standard, the disinfection parameters of the disinfection equipment are optimized according to the cabin type, and secondary disinfection and re-detection are conducted on the target cloth product.

The invention provides a safety detection device for electric power construction, and relates to the technical field of electric power testing, the safety detection device comprises a detection frame, a switching mechanism and a synchronous detection assembly, a supporting plate is integrally formed at the bottom of the detection frame, the bottom of the supporting plate and the top of a construction hanging basket are welded into a whole, and the switching mechanism is inserted into the inner side of the detection frame; the synchronous detection assembly comprises an outer-layer guide mechanism and an inner-layer detection mechanism, and the tail end of the switching mechanism and the bottom of the outer-layer guide mechanism are fixed into a whole. According to the safety detection device, the two detection frames are mounted at the top of the hanging basket, and each detection frame is provided with the independent synchronous detection assembly, so that real-time detection can be automatically realized in the whole construction process, the convenience of construction operation is improved, and the operation difficulty in the power construction process is also reduced. The detection process of the voltage is not interfered by the moving process, and the detection range is more comprehensive. And the method can be suitable for any condition of a construction area on a wall.

The invention provides a vehicle active protection alarm system based on thundersight detection, and belongs to the technical field of near-electricity operation, the vehicle active protection alarm system based on thundersight detection comprises a bottom table, a first lifting mechanism, a detection head and an audible and visual alarm, the bottom table comprises a shell, and a power supply, a host and a router which are arranged in the shell, the router is connected with the host through a network cable; the first lifting mechanism is arranged at the top of the bottom table, and the first lifting mechanism is provided with a fixed seat capable of moving up and down; the detection head is rotatably connected to the fixed seat along a first axial direction, the first axial direction is perpendicular to the vertical direction, the detection head is provided with a camera and two laser radars, the two laser radars are located at two opposite sides of the camera, and the camera and the laser radars are both in communication connection with the router; and the audible and visual alarm is arranged at the top of the detection head and is connected with a serial port on the host.

The invention relates to the technical field of stainless steel pipe performance detection. The invention discloses a stainless steel pipe compression resistance detection device and a use method, one side of the top of a base plate is provided with a water injection assembly, one side of the water injection assembly is provided with a reciprocating motion driving device, the reciprocating motion driving device comprises a driving assembly, a switching assembly and a moving assembly, the driving assembly is arranged on one side of the top of the base plate, and the switching assembly is arranged on one side of the top of the base plate; the switching assembly is arranged at the side end of the driving assembly, the moving assembly is arranged at the top of the base plate and located on one side of the water injection assembly, a detection marking device is arranged on the moving assembly, and the detection marking device comprises a mounting assembly, a marking assembly and a rotating assembly; according to the device, repeated detection is not needed, compression resistance testing can be conducted on the stainless steel pipe in an omnibearing mode, the deformation area is automatically marked at the first time when the deformation area is detected, feeding and discharging are automatically conducted on the stainless steel pipe after detection is completed, and the effect of improving the detection efficiency is achieved.

The invention discloses a totally-enclosed avian influenza H5, H7, H9 and universal virus quadruple detection kit. The kit comprises primers and probes of a universal avian influenza virus M gene, an H5 subtype avian influenza virus HA gene, an H7 subtype avian influenza virus HA gene, an H9 subtype avian influenza virus HA gene and a reference gene LconR. According to the invention, the ligand-dependent nuclear receptor corepressor protein is introduced as a reference gene, and the gene widely exists in mammals and birds and is very suitable for detection of multi-species infection epidemic diseases such as avian influenza. The internal reference can participate in nucleic acid extraction and amplification processes, strictly controls the quality of each detection step, fundamentally avoids false negative results, and significantly improves the reliability of detection results. The internal reference also expands the species application range of the detection method, so that avian influenza detection is not limited to poultry any more, and the method can be widely applied to all mammals possibly infected with avian influenza.

The present invention discloses a groundwater level monitoring device for geological exploration, comprising a support ring fixed by an external frame support and a floating plate floating on the liquid surface of the water area to be surveyed, a connecting column fixedly connected to the arc profile of the support ring, a limit plug rod fixedly connected to the lower surface of the connecting column, the surface of the limit plug rod penetrates the floating plate and is connected to the floating plate in a limited sliding manner, a rotating column is connected to the inner wall of the support ring in a fixed-axis rotation, a connecting frame is fixedly sleeved on the arc profile near the top of the rotating column, and two side support plates are fixedly connected to the surface of the connecting frame. The present invention, through the coordinated use of the above structures, solves the problem that in actual use, the existing water level monitoring equipment mostly monitors the water area to be surveyed at a fixed angle, the monitoring results are not comprehensive enough, especially when the water level changes, it is inconvenient to quickly observe the water level of the water area from multiple angles.

A three-phase motor phase failure protection device is provided on a base; the external detection mechanism comprises a sliding rod horizontally fixed on the base, a No. 1 spring is sleeved on the sliding rod and a moving plate is slidably connected, three pairs of detection heads are fixed on the moving plate, the three pairs of detection heads are respectively slidably connected with the copper rings on the detection module, and the three pairs of detection heads correspond to the three groups of electrode columns of the motor; a support plate is fixed on one side of the moving plate, and a coaxial gear and an elliptical wheel are rotatably provided on the support plate; the overheating trigger mechanism comprises a heat expansion body overlapped on the motor, a No. 1 special-shaped rod is connected to the top of the heat expansion body, a part of the No. 1 special-shaped rod is connected to the base through a spring telescopic cylinder, and a rack is fixed at the lower end of the other part, and the rack is meshed and connected with the gear. The present invention automatically judges the external and internal phase failure conditions through the overheating trigger mechanism and the vibration trigger mechanism, and the judgment process can be carried out in real time and uninterruptedly.

The invention provides an over-temperature detection system, and the system comprises an air inlet detection mechanism which is disposed at an air inlet of a centralized photovoltaic inverter and is used for detecting real-time air inlet data; the temperature detection unit is used for detecting first temperature data at the IGBT unit and second temperature data at the radiator; the data processing unit is electrically connected with the air inlet detection mechanism and the temperature detection unit and used for receiving the real-time air inlet data, the first temperature data and the second temperature data and obtaining the real-time operation power of the inverter, the real-time rotating speed of the exhaust fan and the comparison air inlet data; the real-time air inlet data, the first temperature data, the second temperature data, the real-time operation power, the real-time rotating speed and the comparison air inlet data are subjected to multi-modal data fusion processing of a BP neural network; and determining whether the inverter is over-temperature or not according to the processing result, and determining a heat dissipation fault reason causing the over-temperature. The invention also provides a centralized photovoltaic inverter and an over-temperature detection method. According to the invention, the heat dissipation fault reason of the inverter can be accurately determined.