20results about How to "Even detection" patented technology

The invention discloses a wafer defect detection method and system based on an attention guidance network, and belongs to the technical field of wafer defect detection, and the method comprises the following steps: 1, adjusting light supplement according to a detection demand, and then collecting a wafer image; 2, performing spectrum enhancement preprocessing on the acquired wafer image; and 3, extracting the features of the enhanced image through a multi-scale distributed feature extraction backbone network, and fusing the extracted features through an attention-guided feature pyramid network. Complex background interference of the wafer is effectively suppressed, and defect characteristics are remarkably enhanced; constructing a feature extraction mechanism capable of capturing local details and long-range context information at the same time; balanced and accurate detection of multi-scale defects is realized; the physical priori of the defect is embedded into the network in a learnable manner, so that the learning efficiency and generalization are improved; while ultrahigh precision is ensured, low model complexity is maintained, and the real-time requirement of a production line is met.

This invention discloses an online inspection device and method for the light conversion film of photovoltaic modules. The online inspection device includes a conveyor roller, an inspection cover, multiple top excitation light source units, multiple top signal acquisition units, multiple edge excitation light source units, multiple edge signal acquisition units, and a processing unit. The conveyor roller is used to transport photovoltaic modules along a first horizontal direction; the inspection cover has an openable and closable inlet / outlet on its side wall along the first horizontal direction; the top excitation light source units and top signal acquisition units are both located on the top inner wall of the inspection cover and are used to project a first wavelength of light onto the photovoltaic modules inside the inspection cover; the edge excitation light source units and edge signal acquisition units are both located on the inner side wall of the inspection cover along a second horizontal direction and are used to collect the second wavelength of light projected by the photovoltaic modules inside the inspection cover. This online inspection device achieves accurate inspection of non-transparent photovoltaic modules without blind spots, breaking through the dependence of traditional through-type inspection on transparent photovoltaic modules.

The high-temperature deformation detection device comprises a box body, an inner cavity of the box body is provided with a partition wall, the partition wall divides the inner space of the box body into a heating cavity and a detection chamber, and the side wall of the heating cavity is provided with a water inlet and a water outlet. The heating cavity is located on the periphery of the detection chamber, and a heating wire is installed in the heating cavity. A supporting seat is arranged in the center of the bottom of the partition, and a concave groove matched with the pipe is formed in the top of the supporting seat. The utility model relates to the technical field of pipe performance testing, in particular to a high-temperature deformation detection device for a pipe, which separates heating liquid from the pipe by arranging a partition and enables the pipe to be in a closed and stable high-temperature environment by utilizing the high temperature of the heating liquid, so that the pipe can be smoothly detected, and the detection efficiency is improved. Meanwhile, the pipe is prevented from being in direct contact with the heating liquid, and unnecessary troubles are omitted.

The invention discloses a dynamic balancing machine of a vertical double-face wind wheel, and particularly relates to the technical field of dynamic balancing machines, the dynamic balancing machine mainly comprises a platform, a frame plate and a transmission screw, the frame plate is fixed at the top end of the platform, the transmission screw is located on the inner wall of the frame plate and is rotatably connected with the frame plate, and a displacement detection mechanism is installed on one side of the frame plate; the displacement detection mechanism comprises a driving motor mounted on one side of the frame plate, and the driving motor is used for driving the transmission screw to rotate; the displacement detection mechanism further comprises a sleeve block, a first pressure sensor, a second pressure sensor, a sliding column, a transverse distance sensor and a vertical distance sensor. The displacement detection mechanism is adopted, a transmission screw carries a sleeve block to move rightwards under the action of threads, a vertical distance sensor can sense the position of the circular ring face of the bottom end of the vertical double-face wind wheel, the position of the outer wall of a shaft of the vertical double-face wind wheel and the position of the circular ring face of the bottom end of the vertical double-face wind wheel can be detected, and double-point-position uniform detection can be achieved; and the dynamic balance detection is more accurate.

This utility model relates to the field of airtightness testing of radiators, and discloses a water-based airtightness testing device for radiators, including a testing base, a vertical connecting assembly for sealing the radiator outlet and injecting water into the radiator inlet, and a horizontal connecting assembly for sealing the side holes of the radiator. The vertical connecting assembly includes a lifting seat that can move vertically and a vertical driving component for driving the lifting seat to move. The lower surface of the lifting seat is provided with a first vertical rubber block and a second vertical rubber block, and the upper surface of the lifting seat is provided with a water injection hole. The end of the second vertical rubber block is provided with a connecting hole that communicates with the water injection hole. The horizontal connecting assembly includes a horizontal rubber block and a horizontal driving component for driving the horizontal rubber block to move horizontally. When the first vertical rubber block is located above the radiator outlet, the second vertical rubber block is located above the radiator inlet, and the horizontal rubber block is directly opposite the side holes of the radiator.

The utility model relates to the technical field of sock detection, and discloses rubbing color fastness detection equipment for socks, which comprises a bottom plate and two second frames, a first frame is fixedly connected to the middle of the top of the bottom plate, and a first motor is fixedly connected to the top of the first frame; the output end of the first motor is fixedly connected with a first two-way threaded rod, the outer ring of the first two-way threaded rod is in threaded connection with a first threaded block, the front end of the first threaded block is fixedly connected with a moving frame, and the inner wall of the moving frame penetrates through and is rotationally connected with a second two-way threaded rod. According to the sock detection device, through cooperation of the first frame, the first motor, the first bidirectional threaded rod, the first threaded block, the movable frame, the second bidirectional threaded rod, the clamping plate, the rubber sealing gasket, the exhaust fan, the collection box, the hose, the pipeline and the dust suction opening, the sock fixing stability is greatly improved, falling in the detection process is prevented, it is ensured that detection is conducted smoothly, and the efficient and stable fixing mode is adopted.

The utility model relates to the technical field of detection kits, and discloses a detection kit for detecting the content of lobetyolin in traditional Chinese medicinal materials. The upper surface of the outer frame supporting frame is connected with a detachable elisa plate coated with lobetyolin antigen or a detachable elisa plate coated with goat-anti-mouse secondary antibody, one side of the outer frame supporting frame is provided with a placing frame, and the side edge of the placing frame is connected with the inner side of the detection reagent inner box; an enzyme marker placing tube, an anti-lobetyolin monoclonal antibody diluent placing tube, a developing solution placing tube, a stop solution placing tube, a sample diluent placing tube, six lobetyolin standard solution placing tubes with different concentrations and washing concentrated solution placing tubes are arranged on the placing rack. According to the detection kit for detecting the content of lobetyolin in the traditional Chinese medicinal materials, manual shaking is reduced, meanwhile, a plurality of sample test tubes can be placed in the test tube placing box at the same time, and the shaking efficiency is improved.

The utility model discloses a piston ring detection device capable of automatically loading and unloading. The device comprises a workbench, and a loading unit, a detection unit and a sorting and unloading unit which are sequentially arranged on the workbench along the horizontal direction, wherein the detection unit comprises a first mounting frame, a hinge rod, a semicircular ring gauge frame, a driving mechanism and a detection mechanism. The piston ring press-in detection device overcomes the defects that the press-in detection mode that the piston ring is pressed into the ring gauge through downward movement of the punch is not ideal in effect, and if the piston ring is normally in an open state, if the piston ring needs to be directly pressed into the ring gauge, the opening of the ring gauge is certainly wider than the diameter of the piston ring in the open state; and the other opening is matched with the diameter of the piston ring in a closed state, so that in actual use, the piston ring possibly inclines in the ring gauge, thereby causing inaccurate detection and even material blockage. According to the piston ring detection device capable of automatically feeding and discharging, the piston ring cannot incline in the detection mechanism.

The application relates to the technical field of wind farm insulation performance detection, in particular to a wind farm power collection line insulation performance detection device, which comprises a sleeve rod, one end of the sleeve rod is provided with an extension rod, the extension rod is provided with a universal adjusting mechanism at the end away from the sleeve rod, the universal adjusting mechanism comprises a motor two, a U-shaped plate, a rotating block one, a rotating block two, a motor three and a rotating groove. The wind farm power collection line insulation performance detection device is designed in cooperation with the universal adjusting mechanism and the auxiliary supporting assembly, so that the angle of the detection head can be automatically adjusted according to the size of the space of the detection part in the wind farm power collection line during use, the detection process of the insulation performance on the wind farm power collection line is more smooth, the detection efficiency is higher, and the detection mechanism can be assisted and supported by the auxiliary supporting assembly during the long-time detection process, so that the labor intensity of the workers during the detection process is effectively reduced.

The utility model discloses an oil quality on -line monitoring devices for track locomotive is applied to, including oil inlet pipe, integrated sensing module and oil outlet pipe, the oil inlet pipe one end with the oil inlet of heat exchanger intercommunication, the other end with integrated sensing module one end intercommunication, integrated sensing module's other end with oil outlet pipe one end intercommunication, oil outlet pipe's other end with the oil outlet of heat exchanger intercommunication, by oil inlet pipe, integrated sensing module and oil outlet pipe form the passage with main pipeline of heat exchanger parallel connection. The utility model discloses through integrated sensing module can realize the comprehensive, accurate monitoring to oil product key index, can also avoid causing the blockage to main oil way simultaneously, guarantee the smooth progress of detection, simultaneously, the utility model discloses need not to the structure of existing track locomotive to complete installation just can improve greatly, has saved the installation cost, and satisfies the monitoring demand under the complex operation condition of track locomotive.

The application belongs to the technical field of analytical testing, and relates to a CoZrTaB alloy digestion method suitable for ICP-OES analysis, comprising the following steps: (1) mixing CoZrTaB alloy with compounded acid, wherein the compounded acid is compounded by nitric acid solution and hydrofluoric acid solution; (2) performing heating treatment on the mixture obtained in step (1) until a clear solution is obtained; (3) placing the clear solution obtained in step (2) for cooling, and diluting and constant volume to obtain a to-be-tested solution suitable for ICP-OES analysis. The digestion method provided by the application realizes the technical targets of efficient dissolution, precise adaptation and stable reliability by taking into account the chemical characteristics of different metals in the CoZrTaB alloy and the sample preparation requirements of ICP-OES analysis, and is compatible with multi-element synergistic dissolution and multi-form adaptation, and the process parameters are controllable, which is conducive to large-scale popularization and application.

The utility model discloses a heating device for a nuclear magnetic tube sample injector of a nuclear magnetic resonance spectrometer, which can be used for heating and preserving heat of a nuclear magnetic tube. The nuclear magnetic tube sample injector heating device of the nuclear magnetic resonance spectrometer comprises a heating device arranged in a sample injection device on the nuclear magnetic resonance spectrometer, the sampling device comprises a machine body; the machine body is provided with a turntable mounting cavity; a driving device mounting cavity is arranged below the turntable mounting cavity; the turntable mounting cavity and the driving device mounting cavity are separated by a partition plate; a first turntable and a second turntable are sequentially arranged in the turntable mounting cavity from top to bottom; the heating device comprises an annular heating piece arranged on the partition plate. Air holes are formed in the second turntable; heat conducting rods which are uniformly distributed along the circumference are arranged on the second turntable; the lower end of the heat conduction rod penetrates through the second rotating disc and extends to the position above the partition plate. By adopting the device, the liquid nuclear magnetic sample in the nuclear magnetic tube can be always kept in a liquid state, and smooth detection is ensured.

The utility model relates to the field of concrete detection device, especially a kind of concrete strength detection device.It includes detection platform, lifting seat, detection component, seal cover one and seal cover two.The middle part of detection platform is provided with rotatable support, and both sides are provided with sample limiting frame;Lifting seat is located at the top of support, and outside is provided with half-enclosed seal cover one.Detection component is located at the bottom of lifting seat, and includes detection piece one and detection piece two;Seal cover two is half-enclosed in the side of sample limiting frame, and dust collecting piece is provided on seal cover two.The present application switches different stations by lifting seat rotation, so that the detection process is coherent and alternating, improves the efficiency of detection, through detection piece one and detection piece two cooperation, large detection range, detection position is flexible, can satisfy different detection needs.Seal cover one and seal cover two are connected to form the seal cover body structure that surrounds sample limiting frame and lifting seat, solve the pollution and security risk problem when detecting.

The utility model discloses a detection device for a fixed gas detector, and relates to the technical field of gas detection. Comprising an adjusting part, a fixing plate, a detection shell and a gas conveying part, the adjusting part is arranged on the mounting frame, and the fixing plate is arranged on the adjusting part. According to the detection device for the fixed gas detector, a real gas environment can be simulated through the detection mechanism, detection gases with different concentrations can be conveyed into the detection shell, and the performance of the fixed gas detector can be comprehensively verified, including whether the fixed gas detector can work normally or not and the sensitivity of the fixed gas detector to the gases with different concentrations can be detected; the gas detector can accurately and reliably monitor the gas concentration in actual use, and potential safety hazards can be found in time.

The utility model discloses a battery cover plate two-dimensional code position rapid detection tool, and relates to the field of battery cover plate detection, the battery cover plate two-dimensional code position rapid detection tool comprises a detection plate and a detection port assembly, the detection plate is provided with a limiting device, and the battery cover plate limits the detection plate through the limiting device; the detection port assembly is arranged on the detection plate, the detection plate is provided with a detection groove corresponding to the detection port assembly, the detection port assembly is located in the detection groove, and the detection port assembly detects the position of the two-dimensional code on the battery cover plate. The two-dimensional code on the battery cover plate can be accurately positioned through the detection port assembly.

The utility model discloses a hinge fatigue strength testing device which comprises supporting legs and a table board, the table board is fixedly connected to the tops of the supporting legs, the top of the table board is fixedly connected with a shell, and a fixing device is arranged in the shell; the fixing device comprises a motor, the tail end of an output shaft of the motor is fixedly connected with a reciprocating screw rod, the circumferential surface of the reciprocating screw rod is in threaded connection with a reciprocating screw sleeve, and the circumferential surface of the reciprocating screw sleeve is fixedly connected with a rectangular plate; the reciprocating screw rod, the reciprocating screw sleeve, the rectangular plate, the supporting shaft and the like are matched with one another, so that when the reciprocating screw sleeve does reciprocating rectilinear motion, the rectangular plate fixed on the circumferential surface of the reciprocating screw sleeve is forced to be stressed to do reciprocating rectilinear motion, and the rectangular plate can extrude a hinge and play a role in intermittently fixing the hinge; the effect that the hinge is fixed in the hinge testing process is achieved.

The invention provides a pathogenic microorganism detection method and device, terminal equipment and a program product. The method comprises the following steps: determining a plurality of sequencing sequences corresponding to a to-be-detected sample; aiming at each sequencing sequence, carrying out BLASTN comparison on the sequencing sequence and a reference database, and determining a matching sequence matched with the sequencing sequence; for each pathogenic microorganism to be detected, determining actual measurement data corresponding to the measurement indexes according to the matching sequence; the measurement indexes comprise the matching number, the matching length, the similarity and the relative abundance; according to each piece of actual measurement data, determining a comprehensive degree score corresponding to each pathogenic microorganism to be detected; and determining target pathogenic microorganisms corresponding to the to-be-detected sample according to the comprehensive scores. The multi-dimensional fusion strategy of the method avoids the one-sidedness of a single index, and the existence state of the pathogenic microorganisms in the to-be-detected sample can be evaluated more comprehensively and more uniformly, so that the accuracy of detecting the pathogenic microorganisms can be improved.

The utility model discloses a low-voltage electric power fault detection device which is composed of a detection box and a supporting assembly. The detection box is connected with the supporting assembly, is used for wire fault detection, and comprises an upper box body and a lower box body. Lower rollers and an induction electricity measuring instrument are arranged in the lower box body, the lower rollers are located on the two sides, and the induction electricity measuring instrument is located in the middle; and the upper roller and the lower roller in the upper box body form a moving mechanism, so that the detection box can stably move on the electric wire, and jamming is reduced. The supporting assembly is composed of an inner rod and an outer rod, the inner rod is arranged in the outer rod in a sliding mode and fixed to the lower box body, the outer rod is fixed to the upper box body, and the distance between the upper box body and the lower box body can be adjusted. The equipment is adaptive to detection of electric wires with different heights and diameters through the adjustable supporting assembly, and is high in universality and high in detection efficiency.

This application relates to the field of rapid food safety detection technology, specifically disclosing an immunoprobe that simultaneously detects two mycotoxins on the same detection line. It uses a gap-enhanced silver sphere-encased gold flower nanomaterial as a substrate, with two carefully selected different Raman signal molecules placed in the interlayer of the nanomaterial. Monoclonal antibodies against T-2 toxin and DON are respectively linked to the substrate surface. The prepared immunoprobe (P-GERT) is then used to detect these toxins. ATP @Ag-Ab T‑2 P-GERT NBT @Ag-Ab DON This method was applied to LFIA. The Raman characteristic peaks of ATP and NBT did not overlap on the same detection line. Utilizing the correlation between characteristic peak intensity and target concentration, rapid simultaneous detection of T-2 toxin and DON was achieved on the same detection line. The standard curve concentration ranges for T-2 toxin and DON detection were 0.0033 pg / mL–100 ng / mL and 0.0067 pg / mL–100 ng / mL, respectively, with IC50 values ​​of 0.35 ng / mL and 0.29 ng / mL, respectively. Other common fungal toxins had no effect on the detection of T-2 toxin and DON; indicating that the established SERS-LFIA method is not only highly sensitive but also highly specific.