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1164 results about "Glass slide" patented technology

A glass slide is a thin, flat, rectangular piece of glass that is used as a platform for microscopic specimen observation. A typical glass slide usually measures 25 mm wide by 75 mm, or 1 inch by 3 inches long, and is designed to fit under the stage clips on a microscope stage.

Automatic dyeing equipment for biological tissue sample slices

The invention provides automatic dyeing equipment for biological tissue sample slices, which comprises a feeding mechanism, a feeding and discharging buffering mechanism, an automatic dyeing mechanism, a reagent adding mechanism, an after-dyeing drying mechanism, a reagent storage mechanism and a main console, the main console is in control connection with the feeding mechanism, the feeding and discharging buffering mechanism, the automatic dyeing mechanism, the reagent adding mechanism, the after-dyeing drying mechanism and the reagent storage mechanism, the feeding mechanism is provided with a plurality of microscope glass slide vertical placing supports, the automatic dyeing mechanism is provided with a dyeing groove, and the dyeing groove can be filled with a dyeing reagent and is matched with the microscope glass slides; the reagent adding mechanism can automatically add and supplement a dyeing reagent to the dyeing tank, the reagent storage mechanism can add and supplement the dyeing reagent to the reagent adding mechanism, and the post-dyeing drying mechanism is matched with the feeding and discharging temporary storage mechanism and the automatic dyeing mechanism. The microscope glass slide has the beneficial effect that the risk of cross contamination between microscope glass slides filled with biological tissue sample slices can be avoided.
Owner:JINQUAN MEDICAL TECHNOLOGY (WUHAN) CO LTD

Dynamic microbial recognition statistical method and system based on microbial population analyzer

The invention discloses a dynamic microorganism recognition statistical method and system based on a microbial population analyzer, and belongs to the technical field of microorganism statistics. Activated sludge is quantitatively implanted into a glass slide, a panoramic scanning image is collected based on a biological microscopic system, and environment distribution characteristics are analyzed and obtained based on the panoramic scanning image. The method comprises the following steps: continuously observing an observation area based on a biological microscopic system to obtain a time sequence diagram of a single observation area; and carrying out pixel point matrix on the time sequence diagram, and eliminating a static background to obtain a differential image of the dynamic microorganisms. And based on the differential image of the dynamic microorganisms, identifying and extracting the contour features of the microorganisms by adopting an image analysis technology, and identifying the types and quantity of the microorganisms. According to the method, the observation area is accurately positioned based on environment distribution characteristic analysis, the static background is eliminated based on the time sequence diagram, the characteristics of the dynamic microorganisms can be accurately captured, the types and the number of the microorganisms can be rapidly analyzed and obtained based on existing mature image analysis, and good practicability is achieved.
Owner:AOTU TECHNOLOGY CO LTD

Two-dimensional heterojunction clean transfer technology based on Van der Waals auxiliary layer

The invention provides a two-dimensional heterojunction clean transfer technology based on a Van der Waals auxiliary layer. The specific method comprises the following steps: preparing micro-dome type PVC (PVC-MDP) on a glass slide, picking up an h-BN auxiliary layer by using the PVC-MDP, then picking up an h-BN / two-dimensional heterojunction by using the PVC-MDP, then releasing the h-BN / two-dimensional heterojunction to a target substrate, and finally removing the h-BN auxiliary layer. In the method, the direct contact between the polymer and the target heterojunction is avoided by introducing the h-BN auxiliary layer, so that the polymer pollution is avoided from the source, and the two-dimensional heterojunction transfer of the atomic-scale clean surface is realized.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Method and system for automated retrieval and scanning of glass slides within a restricted spatial environment

A system and method for automated slide retrieval and scanning is disclosed. The system comprises at least a processor configured to receive, from a user, a set of scan requirements, identify a current slide configuration, generate an operational scan sequence based on the received scan requirements and the current slide configuration, and execute the generated operational scan sequence.
Owner:PRAMANA INC

Labeling technique using laser-markable ink

Systems, methods, and devices for providing a labeling technique for microscope slides using laser-markable ink are described. In some embodiments, laser-markable ink may be applied to a microscope slide or a sheet comprising a plurality of microscope slides. A laser may be provided to a portion of the laser-markable ink to initiate a chemical reaction in the laser-markable ink. The chemical reaction may mark a surface of the microscope slide at the portion of the laser-markable ink. The surface of the microscope slide may be marked with information and / or machine-readable indicia without etching the surface of the microscope slide.
Owner:NEW ERIE SCIENTIFIC LLC

Plasmon tissue section staining-free imaging method based on generative adversarial network

InactiveCN119671882ARealize virtual dyeingprovide quicklyImage enhancementBiological modelsStainingData set
A dyeing-free imaging method for a plasmon tissue section based on a generative adversarial network relates to the technical field of biomedical detection, and comprises the following steps: 1) recording the tissue section placed on a plasmon glass slide by using a high-resolution bright field microscope and passing through a Hamp; e, dividing the dyed tissue slices into a training set and a verification set in proportion; 2) amplifying the number of paired images in the training set to a plurality of times through data enhancement; 3) constructing a GAN model, and training the GAN model by using the paired image after data enhancement as a data set; and 4) based on the trained GAN model, performing virtual staining of the staining-free imaging image of the plasmon tissue section. According to the invention, the generated virtual dyeing image is visually and statistically compared with the real Hamp; the E-dyed image has high similarity, and provides pathological interpretable images and more effective discrimination information for pathologists. The time is remarkably shortened, the cancer diagnosis efficiency is improved, and a rapid and effective tissue slice analysis means is provided for clinic.
Owner:XIAMEN UNIV

Shooting device for fiber component analysis

The utility model discloses a shooting device for fiber component analysis. The shooting device comprises a supporting base, an X-axis and Y-axis moving table, a Z-axis driving assembly, a carrying plate connected to the X-axis and Y-axis moving table and a microscopic imaging assembly connected to the Z-axis driving assembly and located above the carrying plate. A slide is arranged on the loading plate, and a first light source capable of irradiating to the slide is arranged in the microscopic imaging assembly. Wherein a first groove is formed in the upper surface of the carrying plate, a through light guide hole is formed in the first groove, and the slide covers the first groove; the lower surface of the carrying plate is connected with the XY-axis moving table through a connecting block, a second groove is formed in the position, corresponding to the light guide hole, of the connecting block, and a second light source is arranged in the second groove; a double-sided mirror is assembled at the bottom of the first groove and covers the light guide hole. According to the shooting device, the definition of the fiber sample image can be improved, the stereoscopic impression of the fiber sample image is also improved, and the loss of detail structures in the fiber sample image is also reduced.
Owner:SHENZHEN FEIQUELANBO TECH RES CENT CO LTD

Immunodetection method based on holographic imaging mode conversion and deep learning

The invention discloses an immunodetection method based on holographic imaging mode conversion and deep learning, and belongs to the field of immunoassay detection. The deep learning holographic mode conversion system constructed based on the non-paired data set reduces the influence of diffraction interference on target quantification to the greatest extent, so that holographic super-resolution imaging is realized, and challenges in paired data set generation are overcome; besides, a functional glass slide is designed, and rapid and sensitive holographic imaging detection is realized in combination with a click reaction signal amplification strategy; the functionalized glass slide is combined with the portable holographic imaging equipment, so that the detection efficiency of the system is greatly improved while accurate signal amplification is carried out, the application scene is expanded, and antibiotic residues can be rapidly and sensitively detected. The invention opens up a new research direction for high-sensitivity on-site convenient detection of trace target objects in portable equipment and complex samples.
Owner:DALIAN POLYTECHNIC UNIVERSITY +1

Compact microscope stage

A microscope stage comprising a planar base (1) with two or more parallel grooves (2) formed extending in a first direction (5). A carriage (3) is mounted on the base with at least two projections (4) that slide in the grooves. The carriage receives a microscope slide or other sample holder (6). The carriage includes at least one guide and a biasing means (7) to urge the sample holder against the guide while permitting it to move relative to the guide in a second direction (8) orthogonal to the first direction.
Owner:IOLIGHT

Patterned LIG strain sensor for optimizing stress distribution and preparation method thereof

The invention relates to the technical field of flexible strain sensors, in particular to a patterned laser-induced graphene (LIG) strain sensor for optimizing stress distribution and a preparation method thereof. Comprising a polydimethylsiloxane (PDMS) substrate, an embedded dot-line patterned structure is arranged on the upper surface of the PDMS substrate, the patterned structure is a laser-induced graphene material, and the laser-induced graphene material is generated through a laser-induced process. The two ends of the patterned structure are provided with electrodes, and the electrodes are coated with conductive silver paste. The preparation method comprises the following steps: ablating a polyimide film pasted on a glass slide through a laser induction technology, inducing to generate three-dimensional porous graphene, pouring PDMS, carrying out vacuum degassing and curing processes, and finally stripping and removing the glass slide and polyimide to obtain the LIG-PDMS flexible strain sensor. According to the invention, a patterned LIG strain sensor can be rapidly prepared, the sensitivity (GF) reaches up to 207.47, and the strain monitoring range can reach 28%. The method can be applied to the fields of wearable electronic equipment and medical monitoring.
Owner:ZHENGZHOU UNIV

Active probiotic component detection equipment

The invention relates to the technical field of microbiological detection, in particular to active probiotic component detection equipment which comprises a box body, a microscope is arranged in the box body, a glass slide is arranged below the microscope, a cover glass is placed at the top of the glass slide, a box door is rotationally connected to one side of the box body through a hinge, a placement plate is fixedly mounted in the box body, and sliding grooves are formed in the two sides of the placement plate. A clamping unit is slidably connected in the sliding groove, a glass slide is fixedly connected above the placing plate through the clamping unit, a first mounting groove is formed in one end, close to the glass slide, of the placing plate, a driving unit is fixedly connected in the first mounting groove, a separating unit is arranged above the glass slide, and a heating unit is arranged below the glass slide; the separation unit and the heating unit are both controlled by a driving unit, the bottom end of the clamping unit penetrates through the placing plate to be fixedly connected with a moving unit, a dyeing unit is arranged in the end, away from the clamping unit, of the placing plate, and an angle adjusting unit is arranged below the dyeing unit.
Owner:INST OF ANIMAL HUSBANDRY & VETERINARY MEDICINE HENAN ACAD OF AGRI SCI

Laser marking system and method for metal surface dazzling and coloring

The invention provides a laser marking system and method for metal surface dazzling and coloring, and relates to the technical field of metal surface laser precision machining.The system integrates a femtosecond laser, a nanosecond laser, an optical bread board, a lifting platform, an electric rotating slide, a scanning galvanometer, a focusing lens, a computer control system and an adsorption platform; two laser marking processes of colorful marking and coloring marking are innovatively combined; the femtosecond laser device achieves a colorful effect on the metal surface through ultrashort pulses, and the nanosecond laser device generates a colorful effect of various colors through the heat effect. Automatic switching of the two lasers is controlled through the lifting platform, the computer automatically recognizes the drawing and document process type, and multi-color-zone pattern marking is efficiently completed. The system is simple in structure and convenient to operate, can meet the high-precision double-process marking requirement of the metal surface, and is widely applied to the fields of consumer electronics, anti-counterfeiting technologies and the like.
Owner:HARBIN ENG UNIV

In-situ construction method and application of gas sensor for detecting volatile aroma substances

The invention relates to the technical field of semiconductor gas sensors for gas detection, in particular to an in-situ construction method and application of a gas sensor for volatile aroma substance detection, and the in-situ construction method comprises the following steps: mixing an aqueous solution of zinc nitrate hexahydrate and an aqueous solution of 2-methylimidazole according to different molar ratios to obtain a precursor solution; upwards fixing a planar electrode on the surface of a glass slide, and then transferring the planar electrode into the precursor solution; carrying out hydrothermal reaction on the precursor solution at 90 DEG C for 4 hours, after the hydrothermal reaction is finished, cooling to normal temperature, taking out the glass slide, washing the surface of an electrode by using deionized water, removing impurities, and then carrying out drying treatment; calcining the obtained dried electrode in an air atmosphere at 500 DEG C for 2 hours to construct an in-situ growth semiconductor sensor; according to the present invention, the rapid sensing response on nine volatile aroma substances is achieved, and the excellent gas sensitive characteristic is represented in the gas sensitive research on the volatile substance ocimene in the volatile aroma substances.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Special glass slide for stimulated Raman scattering imaging microscope

The utility model discloses a special glass slide for a stimulated Raman scattering imaging microscope, which comprises a glass slide, a cover glass and a buckle, the glass slide is in limit connection with the cover glass through the buckle, a sample groove is arranged on the glass slide, the cover glass covers the sample groove, so that a cavity is formed between the glass slide and the cover glass, and the sample groove is arranged in the cavity. And the side surface of the glass slide is provided with at least two small holes which are directly communicated with the inner cavity of the sample groove. According to the utility model, water evaporation can be prevented, bubbles can be avoided, water can be replenished without uncovering the cover glass, and laser is ensured to be focused on the same plane of a sample during imaging.
Owner:ZHONGSHAN HOSPITAL FUDAN UNIV

Sample processing system

The invention provides a sample processing system capable of performing processing efficiently. As a technical means for this purpose, a sample processing system is used which comprises: an input / collection unit that includes an input mechanism for storing a plurality of glass slides on which samples to be subjected to dyeing processing, dehydration processing, sealing processing, or scanning processing are placed, and a collection mechanism for storing the processed glass slides; a dyeing unit that performs a dyeing process on the sample placed on the slide; a post-processing unit that performs a dehydration process, a sealing process, or a scanning process on the sample placed on the slide; and a transport unit capable of transporting the slide between the staining unit and the input / recovery unit and between the input / recovery unit and the post-processing unit, the staining unit, the input / recovery unit, and the post-processing unit being arranged in this order.
Owner:HITACHI HIGH TECH CORP

Portable peripheral blood cell counter

The utility model discloses a portable peripheral blood cell counter which comprises a glass slide and a cover glass, and the cover glass is positioned at the upper end of the glass slide; the carrying and placing frame is arranged at the lower end of the glass slide, a rectangular placing open groove is formed in the upper end face of the carrying and placing frame, L-shaped positioning pieces are fixed to the four corners of the upper end of the rectangular placing open groove in the carrying and placing frame, and the glass slide is located in the rectangular placing open groove and clamped among the four L-shaped positioning pieces; the semicircular through groove is formed in the middle of the front end face and the rear end face of the carrying and placing frame, and the semicircular through groove vertically penetrates through the carrying and placing frame. According to the blood cell counter, external protection of glass slides and cover glass is achieved, the effect that each group of cover glass and glass slides are separated is achieved, and therefore the problems that a main body of an existing blood cell counter used for counting is made of glass slides and cover glass, the glass slides and the cover glass are prone to colliding with each other during placement, damage can occur, and peripheral blood cell counting is affected are effectively solved.
Owner:HANDAN FIRST HOSPITAL

Instrument and method for detecting substances and microorganisms

An apparatus and method for detecting substances and microorganisms, the apparatus comprising at least one sample reservoir having a sample inlet and a sample outlet for containing a sample consisting of a liquid, a substance and a microorganism; at least one liquid tube connected to the sample outlet of the sample reservoir, where the liquid tube includes a plurality of microscope slides embedded therein, a plurality of image magnification devices located above or below the microscope slides, and a light source for emitting the sample on the plurality of microscope slides; and a control unit having computer software and algorithm programs for managing the operation of the apparatus and identifying and classifying the samples, where the control unit is in electrical communication with the at least one sample reservoir and the at least one liquid tube.
Owner:基思·路易斯·德桑托

Visual inspection mechanism for ceramic resistor

The utility model discloses a ceramic resistor visual inspection mechanism, and belongs to the technical field of ceramic resistor production. A ceramic resistor visual detection mechanism comprises a stand column, a camera used for detection is arranged on the stand column, the ceramic resistor visual detection mechanism further comprises a rotating shaft rotationally arranged on the stand column, a mounting plate is fixedly arranged at the end, away from the stand column, of the rotating shaft, and two sets of connecting plates are symmetrically arranged on the mounting plate; glass slides are fixedly arranged at one ends of the two groups of connecting plates, and a driving part for driving the glass slides to be clamped is arranged on the mounting plate; the fixing plate is arranged on the stand column in a lifting mode, and the camera is arranged at the bottom of the fixing plate; according to the utility model, the rotating shaft is rotationally arranged on the stand column, and the glass slide for clamping the ceramic resistor is arranged on the rotating shaft, so that the front and back surfaces of the ceramic resistor can be conveniently detected, the detection range is enlarged, and the detection quality is improved.
Owner:HUAYING JINGDA ELECTRONIC TECH CO LTD

Automatic smearing device for microorganism sample

The utility model provides an automatic smearing device for a microorganism sample, and belongs to the technical field of smearing devices. The automatic smear device for the microorganism samples comprises a machine frame provided with a flat plate, and the flat plate is provided with a sample cup conveying channel, an oscillation position, an uncovering positioning sleeve, an inoculation needle base, an infrared sterilizer, a glass slide containing box, a glass slide collecting frame and a smear position. A sample treatment module for transferring a sample cup, a cover opening module for opening and closing a cover and a glass slide treatment module for transferring a glass slide are arranged on the rack, and an inoculating needle and a smear pen which can be transferred by the sample treatment module are placed on the inoculating needle seat; and the smear pen is provided with a self-adaptive smear head matched with the upper surface of the glass slide at the smear position. Due to the fact that the smear pen is provided with the self-adaptive smear head, biological samples on the glass slide can be evenly smeared under the condition that the glass slide is not placed flatly, and the smear effect is good.
Owner:CHONGQING CORETECH MEDICAL TECH CO LTD

Glass slide cleaning device

The invention discloses a glass slide cleaning device, which belongs to the technical field of glass slide cleaning, and comprises a shell, a cleaning cavity and an equipment cavity are arranged in the shell, the top of the shell is provided with a pick-and-place port and a water supply port, the pick-and-place port is communicated with the top wall of the cleaning cavity, and the bottom wall of the cleaning cavity is provided with a rotatable impeller and a water outlet communicated with the outside. A water inlet and a mesh basket mounting area are arranged on the side wall of the cleaning cavity, a mesh basket used for containing a slide rack is detachably mounted in the mesh basket mounting area, a heater is mounted in the equipment cavity, the liquid inlet end of the heater is communicated with the water supply port, and the liquid outlet end of the heater is communicated with the water inlet. A slide rack fully loaded with slides can be placed through the mesh basket, liquid in the cleaning cavity is stirred through the impeller, automatic cleaning can be achieved, manpower can be saved, and the cleaning efficiency is high.
Owner:SUN YAT SEN UNIVERSITY CANCER CENTER (CANCER HOSPITAL AFFILIATED TO SUN YAT SEN UNIVERSITY CANCER RESEARCH INSTITUTE OF SUN YAT SEN UNIVERSITY)

Microscope automatic focusing method based on end-to-end model

The invention provides a microscope automatic focusing method based on an end-to-end model, and relates to the technical field of optical instruments. The method comprises the following steps: shooting an image on a microscope glass slide through an image acquisition module, and carrying out image preprocessing through a gray histogram equalization algorithm; deploying an end-to-end neural network model at the cloud server, receiving the preprocessed image and predicting a first focusing position value; the first focusing position value is sent to an electric focusing module controlled by a stepping motor, and focusing is completed; and acquiring a second image, performing image preprocessing, predicting a second focusing position value by using the end-to-end neural network model, and sending a relative position between the second focusing position value and the first focusing position value to the electric focusing module to complete final automatic focusing. According to the method, the optimal focusing position is directly predicted from the microscopic image through the deep learning model, a traditional focusing scoring function or an image sequence analysis process is simplified, end-to-end efficient prediction is realized, and the focusing speed and precision are remarkably improved.
Owner:SHANGHAI INST OF PROCESS AUTOMATION & INSTR

Spraying structure for wafer glass slide wet process mass thinning

The utility model provides a spraying structure for wafer glass slide wet process mass thinning, and relates to the field of spraying structures, the spraying structure comprises a spraying assembly and a water return assembly, the spraying assembly is arranged on the upper side of a wafer grinding table, the spraying assembly comprises a shaft sleeve fixed on the upper end of the wafer grinding table, the upper end of the shaft sleeve is rotatably connected with a rotating pipe, and the water return assembly is connected with the rotating pipe. The outer wall of the rotating pipe is connected with a water distribution disc, the outer wall of the water distribution disc is connected with a horizontal pipe, the outer end of the horizontal pipe is connected with a spraying pipe, the water return assembly is arranged on the lower side of the wafer grinding table and comprises a water receiving disc located on the lower side of the wafer grinding table, and a filtering hopper is arranged in the water receiving disc. The lower side of the water pan is connected with a water tank, the upper end of the water tank is connected with a water pump, and the water outlet end of the water pump is connected to the rotating pipe through a pipeline. The wafer grinding device solves the problems that a spraying mechanism related to an existing wafer grinding device has use functionality deviation, and cooling liquid cannot be recycled.
Owner:YIDUO TECH (SUZHOU) CO LTD

Single-particle mechanical property testing system

The utility model discloses a single particle mechanical property test system, which can realize the whole process of observing and detecting micro particles from being extruded to a crushing state, and comprises a test frame, an objective table, a glass slide, a pressure head, an objective lens, a lower light source, an eyepiece, an imaging device and a refraction single lens, the objective table is mounted on the test frame in an X-Y axis adjustable manner, and is provided with a through hole; the glass slide stretches across the through hole and is used for placing a particle sample to be tested; the pressure head is matched above the objective table in a lifting manner along the Z-axis direction; the objective lens is arranged below the through hole; the lower light source is arranged on the side below the objective lens; the eyepiece is arranged on the surface of the test frame; the imaging device is arranged in the test frame; the refraction single lens is arranged below the objective lens, and the reflection surface of the refraction single lens simultaneously faces the objective lens and the imaging device; the refraction single lens refracts light emitted by the lower light source to the direction of the objective lens, the light in the direction of the objective lens is reflected to the imaging device through the reflection face, and the imaging device presents collected images on the eyepiece.
Owner:YUANNENG TECH (XIAMEN) CO LTD

Preparation method of flexible high-temperature-resistant magnetic shielding film and film

The invention belongs to the technical field of low-noise magnetic shielding, and particularly relates to a flexible high-temperature-resistant magnetic shielding film and a preparation method thereof.The preparation method comprises the steps that a PI double-sided tape is attached to one side of a glass slide, and a PTFE / PDMS film is attached to one side of the glass slide to serve as a substrate sprayed by a silver nanometer bundle net; preparing a silver nanowire solution, and spraying the silver nanowire solution on the PTFE / PDMS film by using a spray gun to obtain a silver nano bundle net; spin-coating, curing and transferring the silver nano bundle net to obtain a flexible substrate of the cured silver nano bundle net; according to the flexible high-temperature-resistant magnetic shielding thin film and the preparation method thereof, the characteristic that the silver nanometer bundle net has the electromagnetic shielding performance is utilized, soft magnetic thin films are sputtered on the two sides of the silver nanometer bundle net, the shielding effectiveness of a traditional single-layer shielding thin film is further improved, and the flexible high-temperature-resistant magnetic shielding thin film is obtained. The obtained thin film is light in weight and meets the flexible application requirement of the magnetic shielding thin film, the application space is complex and changeable, and the flexible shielding thin film is light in weight, good in flexibility and excellent in shielding performance.
Owner:BEIHANG UNIV

Process and method for preparing thermochromic radiation refrigeration type intelligent window

The invention relates to a preparation process and method for preparing core-shell nanoparticles and a polymer (PVP) film on a substrate of a common glass slide, wherein the core-shell nanoparticles are coated with tungsten-doped vanadium dioxide nanoparticles on the surface of silicon dioxide, and the process sequentially comprises the following steps of: pretreating a silicon dioxide and tungsten-doped vanadium dioxide core-shell structure and preparing a PVP mixed solution; the method comprises the basic operation procedures of ethanol dispersion of the core-shell structure, PVP dispersion, setting of stirring parameters, spin-coating parameters, drying parameters and the like. The invention also relates to an application of the core-shell nanoparticles and a polymer (PVP) film which are prepared on a substrate of a common glass slide and are coated with tungsten-doped vanadium dioxide nanoparticles on the surface of silicon dioxide in the fields of intelligent windows, infrared stealth, energy-saving glass and radiation refrigeration in the aspects of adjustable transmittance and adjustable radiation capability. The problems that a traditional vanadium dioxide nanoparticle film is low in visible light transmittance, poor in near-infrared modulation capacity, reverse in infrared radiance and the like are solved.
Owner:TIANJIN UNIV

Broken glass treatment device

The utility model provides a cullet processing device, which belongs to the technical field of glass recovery equipment and comprises a crusher, a horizontal conveying belt and an inclined conveying belt, one end of the horizontal conveying belt is positioned at a discharge port of the crusher, and the other end of the horizontal conveying belt is positioned above the lower end of the inclined conveying belt; the high end of the inclined conveying belt is located at a feeding port of the glass bin, the low end of the inclined conveying belt is provided with a material receiving position bent upwards, and the material receiving position is located under the horizontal conveying belt. The width of the inclined conveying belt is greater than that of the horizontal conveying belt so as to bear broken glass falling from the horizontal conveying belt; the bent material receiving position is arranged at the lower end of the inclined conveying belt, and the material receiving position is located under the horizontal conveying belt, so that when broken glass on the inclined conveying belt falls downwards, the material receiving position can receive the broken glass falling downwards, and the broken glass falling to the ground is reduced; cullet received at the receiving position can be finally conveyed into the glass bin above.
Owner:河北正大玻璃有限公司

Method for detecting heavy metals in wheat by LIBS (laser-induced breakdown spectroscopy) based on circular hole constrained ultrasonic extraction

The invention discloses an LIBS (Laser-induced Breakdown Spectroscopy) method for detecting heavy metals in wheat based on round hole constrained ultrasonic extraction, which comprises the following steps: mixing wheat powder and a hydrochloric acid solution, performing ultrasonic oscillation and centrifugal separation, and extracting supernate; dropwise adding the supernatant into a circular hole restraint sheet attached to a glass slide, and drying to obtain a sample; and measuring the LIBS spectrum of the sample in an inert gas atmosphere by adopting an LIBS method, taking the characteristic spectral line intensity of the Cd element in the LIBS spectrum as input, and obtaining the Cd element concentration of the sample based on the established calibration curve, thereby completing the detection of the Cd element in the wheat. According to the method, the coffee ring effect of the UAE method is improved, and the spectrum stability is improved. By adopting the CHC-UAE method, the LIBS technology can realize high-sensitivity detection of harmful heavy metal Cd in wheat, the stability of the LIBS spectrum is improved, and the requirements of actual application of heavy metal detection in wheat are met.
Owner:HANGZHOU INST FOR ADVANCED STUDY UCAS

Microscopic image distortion correction and reconstruction method, system and device and storage medium

The invention provides a microscopic image distortion correction and reconstruction method, system and device, and a storage medium, a preset multi-shape calibration glass slide comprising a regular grid glass slide, a concentric circle glass slide, an irregular curve glass slide and a multilayer depth glass slide; the method comprises the following steps: acquiring images of a multi-shape calibration glass slide under different visual fields, different multiplying powers and different focal planes through a microscope, quantifying geometric distortion and fuzzy characteristics of the images by combining edge detection, contour analysis and fuzzy measurement methods, and generating a distortion feature vector; constructing a point spread function model based on the distortion feature vector, and optimizing the point spread function model by using a convolutional neural network; and applying the optimized point spread function model to carry out deconvolution processing and geometric correction on the microscopic image, and finally obtaining a reconstructed clear image. According to the invention, geometric distortion and edge blur can be effectively corrected, and details and definition of the microscopic image can be recovered. The method has a wide application prospect in the fields of scientific research, clinical diagnosis and industrial detection.
Owner:HEIDSTAR (XIAMEN) CO LTD

Pathological slide rack drying device

The utility model discloses a pathological slide rack drying device which comprises a slide rack placing module, and a slide to be input with airflow and dried is accommodated in the slide rack placing module; the fan and the filtering module are arranged on one side of the slide rack placing module and are used for filtering output airflow; the utility model relates to the technical field of slide drying devices. The closed space of the drying section box body can be temporarily formed through the box body cover plate, and air input into the drying section box body from the primary filter can flow in the closed space formed by the drying section box body; and a low-temperature electric heating wire is matched to accelerate the volatilization of xylene on the glass slide placing rack so as to blend the xylene into the air in the drying section box body, finally, a switch of a fan is turned on to output the air with the xylene from an active carbon filter, and the air with the xylene is filtered by the active carbon filter to form clean air.
Owner:WUXI FRESHAIR AQ TECH

Sample processing system

The present invention realizes an automatic processing system with a simple configuration, which can read an identification tag of a glass slide when the glass slide is transported between a plurality of functional units, and on the basis of the read identification tag, determine an efficient processing sequence and transport path according to a processing step specified for the glass slide. The conveying unit (20) includes a clamping part (50) for holding the glass slide (30), and the clamping part (50) is provided with an identification tag reading part (60) for reading the identification tag.
Owner:HITACHI HIGH TECH CORP