89 results about "Laboratory testing" patented technology

The invention relates to a disease prediction method, a model, equipment and a storage medium. The method comprises the following steps: modeling medical events and static demographic statistical data by adopting a time awareness attention mechanism and a time enhanced Transform to obtain a medical event level representation, and modeling laboratory detection data by using a hierarchical Transform to obtain a laboratory test data representation; constructing a diagnosis time sequence heterogeneous graph by integrating the external knowledge graph; fusing node embedding and edge semantic information of the diagnosis time sequence heterogeneous graph by utilizing a node-edge-type perception heterogeneous graph attention network to obtain a patient graph-level representation; multi-modal complementary features are extracted from the multi-modal representation by adopting multi-head attention and soft orthogonality constraints, and a disease prediction result is generated according to the multi-modal complementary features. According to the method, the complementary relationship between laboratory detection data and medical events can be fully mined, it is ensured that the model can extract really valuable complementary features, and the comprehensiveness and accuracy of patient characterization are improved.

The invention relates to the technical field of wheel performance testing, in particular to a laboratory testing method and system for representing the gripping performance of tire tread rubber on a wetland epoxy floor. According to the method, a thin water film of 10-100 microns is stably maintained on a representative epoxy substrate through online thickness measurement and closed-loop film control, a mu-slip rate curve is obtained at the slip rate of 0.1-10%, mu 0, mu max, delta mu and mu 10% are extracted and are subjected to in-situ fusion with British pendulum BPN under the same substrate and the same film thickness, and a wetland epoxy comprehensive grip index (WEGI) is formed. According to the method, the repeatability under the thin water film working condition and the comparability between laboratories are remarkably improved; embodiments show that the introduction of a small amount of LSBR and fine cutting grooves can synchronously improve [mu] max and BPN, while the repeatability of uncontrolled film, non-representative substrate or real vehicle test is poor. The method is suitable for rapid optimization of a new energy automobile tire tread formula.

The invention relates to the technical field of genetic engineering, and particularly provides a multi-linked quality control product for quality control of a novel coronavirus nucleic acid detection laboratory and a preparation method of the multi-linked quality control product. The multi-linked quality control product is a multi-component composite system and is formed by mixing three substances, namely pseudovirus, target gene RNA (Ribonucleic Acid) molecules and internal standard plasmid DNA (Deoxyribose Nucleic Acid). Wherein the pseudovirus is pseudovirus particles of novel coronavirus ORF1ab gene RNA (Ribonucleic Acid) wrapped by a vesicular stomatitis virus vector and is used for monitoring virus nucleic acid extraction; the target gene RNA molecule is a novel coronavirus N gene RNA molecule and can monitor the reverse transcriptase activity; the internal standard plasmid is plasmid DNA of a human housekeeping gene RPP30, and whether inhibition or failure exists in an amplification link is monitored. According to the method, the whole process of nucleic acid extraction, reverse transcription and amplification is synchronously and hierarchically monitored, the monitoring blind area of a traditional single-component quality control product is solved, and the accuracy and efficiency of laboratory detection quality control are remarkably improved.

The invention discloses a laboratory inspection method based on semantic enhancement and related equipment. The method comprises the following steps: acquiring received first text information; the first text information comprises key event information actively fed back to a system inquiry experimenter in a current inspection process stage and natural voice description information of the experimenter collected in real time; performing forward semantic prediction and backward semantic verification on the first text information to obtain an event representation vector of the laboratory; the event representation vector is used for representing a laboratory event extracted from the first text information; determining event boundaries of the laboratory events and performing multi-level classification and attribute extraction on the laboratory events to obtain processed laboratory events; and performing event sequence continuity verification on the processed laboratory event, and if the verification is passed, generating a laboratory log corresponding to the processed laboratory event. The method can be widely applied to the technical field of natural language processing.

The invention provides a climate laboratory snow falling and raising environment simulation system, which belongs to the technical field of laboratory testing, and comprises a snow making device for making snow, a snow making cabin for accommodating the snow making device, an experiment cabin for accommodating a to-be-tested piece, and a snow conveying device for conveying snow made by the snow making device to the experiment cabin, the simulation system is used for carrying out snowfall simulation and snow raising simulation, when the snowfall simulation is carried out, the simulation system further comprises a snowfall device connected with the snow conveying device, and when the snow raising simulation is carried out, the simulation system further comprises a snow raising device connected with the snow conveying device. According to the system, snow making and experiment are separated in different cabins and do not affect each other, a stable environmental condition is provided for snow making, and the environmental condition of an experiment area is not affected by different temperature and humidity requirements of snow making.

The invention relates to a shale compressive strength logging prediction method, which comprehensively considers the influence of stratum stress, temperature and hydration, and specifically comprises the following steps of: preparing a shale standard cylindrical core, sequentially carrying out ultrasonic testing and drilling fluid hydration treatment on undisturbed shale under different temperature and confining pressure conditions, and carrying out shale compressive strength logging prediction. Performing ultrasonic testing under the same condition after the hydration to obtain longitudinal and transverse wave time difference before and after the hydration of the shale; based on hydration, after interval transit time is extracted, a shale compressive strength experiment is carried out. According to the method, the influence of stratum stress and temperature is considered, so that the prediction result is more accurate and reliable; the logging data is used for prediction, the efficiency is improved, and time consumption and high cost of laboratory testing can be reduced. The method is not only suitable for the field of petroleum and natural gas exploration, but also can be applied to the fields of geotechnical engineering, underground storage and the like, and the application range and the market potential are expanded.

The invention belongs to the technical field of vehicle part transportation, and particularly relates to a carrying system, method and system, a terminal and a storage medium. The carrying system comprises a carrying tray, a mass sensor is installed in the center of the bottom of the carrying tray, and path detection assemblies are installed on the periphery of the carrying tray; a plurality of transverse baffle assemblies and a plurality of longitudinal baffle assemblies are installed at the top end of the carrying tray. A controller is arranged in the carrying tray, and the controller specifies a carrying path according to information fed back by the mass sensor and the path detection assembly and drives the transverse baffle assembly and the longitudinal baffle assembly to fix the articles. Through the mass sensor and the electric baffle assembly, automatic weighing, size measurement and stable clamping of objects are achieved, and errors and potential safety hazards caused by manual operation are avoided; a path planning strategy is formulated based on a preset algorithm, a smooth obstacle avoidance path can be generated in real time in combination with multi-sensor environment perception, and an intelligent and high-reliability solution is provided for laboratory testing.

This invention provides a method for optimizing temperature control in large-volume hydraulic concrete, relating to the field of computer-aided engineering technology. The invention corrects the initial temperature field of the finite element model based on measured temperature values ​​and dynamically determines the candidate range of cooling water inlet temperature according to the current cooling rate, ensuring that each candidate range adapts to the cooling requirements. It achieves an accurate calculation starting point without laboratory testing, shortening the optimization cycle and reducing costs. By pairing candidate inlet water temperature values ​​with thermal resistance values ​​and substituting them into the finite element model to predict the temperature field, it determines the temperature safety margin, temperature difference safety margin, and temperature fluctuation stability index, using these three indices to evaluate the temperature control effect. This avoids the risk of sudden temperature drops caused by a single criterion. By selecting the feasible combination with the smallest deviation between the predicted temperature and the target control temperature as the target temperature control parameter, it achieves refined selection for each time period, ensuring that the internal temperature approaches the preset cooling target and that the cooling process proceeds smoothly.

The invention discloses an inspection instrument state monitoring system, which belongs to the technical field of medical inspection equipment, and comprises an equipment sensing layer, a data transmission layer, a data processing layer, an application display layer and a power supply module, the equipment sensing layer comprehensively acquires operation parameters, environment parameters and fault information of the inspection instrument through various sensors and universal interfaces; the data transmission layer adopts a wired + wireless dual-mode design to realize stable data transmission and breakpoint resume; the data processing layer realizes accurate identification and pre-judgment through an anomaly identification module and a fault pre-judgment module, and realizes centralized data management in combination with local and cloud storage; the application display layer realizes data visualization, remote monitoring and graded early warning through an upper computer and a mobile phone APP; the power module is equipped with a standby power supply to deal with temporary power failure. According to the method, the defects of low efficiency, early warning lagging and high operation and maintenance cost of traditional manual inspection are overcome, operation is easy and convenient, the cost is moderate, adaptability is high, real-time monitoring, accurate early warning and preventive operation and maintenance of the inspection instrument can be achieved, it is guaranteed that inspection work is carried out in order, and the primary medical inspection quality and efficiency are improved.

The utility model provides a laboratory argon pipeline conveying system which comprises a liquid argon storage system, a liquid argon vaporization system and an argon using system, the liquid argon storage system is provided with a low-temperature liquid argon storage tank, the low-temperature liquid argon storage tank is connected with the liquid argon vaporization system through a pipeline, the liquid argon vaporization system is provided with a water bath vaporizer, and the liquid argon vaporizer is connected with the argon using system through a pipeline. The rear end of the vaporizer is connected with an argon buffer tank; and the argon buffer tank is connected with an argon using system through a pipeline. According to the utility model, argon is conveyed by the pipeline instead of being supplied by a traditional argon bottle, so that the operation risk of frequently replacing the argon bottle is avoided, the safety risk of using the argon is reduced, and the labor efficiency of detection and test personnel is improved.

The present invention discloses an online monitoring and analysis system for a speed regulator control oil system and a working method thereof, which belong to the technical field of hydropower station operation and maintenance. It includes a power oil return monitoring device, a power oil supply monitoring device, a control oil supply monitoring device, a control oil return monitoring device, and an analysis and control device, which are arranged between the monitoring oil pipeline and the pressure oil tank discharge pipe; it can effectively realize the online monitoring of the speed regulating oil system, complete the online real-time monitoring of the power oil supply and return and the control oil supply and return, and send the monitoring results to the analysis and control device in time. The analysis and control device can alarm according to the oil cleanliness exceeding the limit, and notify the operating personnel to perform maintenance in time. The present invention can obtain comprehensive and representative oil samples, save the laboratory testing costs and frequency stipulated by relevant regulations, and can monitor the oil particle size in real time, realize dynamic monitoring of the speed regulator oil, effectively prevent accidental shutdowns due to unqualified oil, and ensure the safe and stable operation of the unit.

This application provides an automatic continuous measurement method for the flowability of filler materials, comprising the following steps: Step S1, connecting the continuous measurement equipment, including: a first branch and a second branch connected in parallel; a third branch simultaneously connected to the ends of the first and second branches; Step S2, powder preparation; Step S3, automatic batching and slurry preparation, including adjusting the pipeline status, the pipeline status including: slurry preparation mode; water addition mode; and slurry discharge mode; Step S4, leveling work using the automatic flowability measurement device; Step S5, automatic sampling using the automatic flowability measurement device; Step S6, automatic flowability measurement; Step S7, cleaning and resetting the test plate; Step S8, cleaning the pipeline and the continuous measurement equipment. The automatic continuous flowability measurement method involved in this application can achieve high-frequency and accurate monitoring of flowability under long-distance, high-temperature conditions, and its slurry pipeline design can significantly improve the efficiency of multi-ratio tests, meeting the needs of large-scale laboratory testing.

The utility model relates to the technical field of gas distribution equipment, in particular to automatic gas distribution equipment. Comprising a gas distribution cabinet main body, a gas distribution device is arranged in the gas distribution cabinet main body, and the gas distribution device comprises a first gas input mechanism, a second gas input mechanism and a mixing tank; the first gas input mechanism comprises a first gas conveying pipeline, the second gas input mechanism comprises a second gas conveying pipeline, and the first gas conveying pipeline and the second gas conveying pipeline are respectively connected with the mixing tank; compared with the prior art, the device has the advantages that the input compressed air and the input liquefied petroleum gas are mixed, simulated and converted into the natural gas or the artificial gas, so that the device can be effectively applied to a production line of gas combustion appliance products and laboratory detection products; the gas distribution equipment can effectively solve the problem that in the prior art, the account opening cost is too high due to access of natural gas, and then the use cost of commercial natural gas cost is effectively reduced.

1. The name of the design product: enzyme label instrument (laboratory). 2. The use of the design product: for laboratory testing instruments. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

To ensure that test samples generated from patient-administered blood draws are stored reliably in an appropriate environment, and to provide technology that facilitates patients' own health management. [Solution] The blood collection management system 1 comprises an information processing device 200 located in association with a pharmacy 2 where blood collection is performed, and an information processing device 400 located in association with a hygiene testing laboratory 4 where testing is performed. The information processing device 200 transmits an identification code corresponding to the blood collection tube 38 to a database in association with a patient 10 using the blood collection tube 38. The information processing device 400 transmits the test results corresponding to the blood collection tube 38 to the database in association with the identification code.

The present invention discloses a deep-sea columnar core moving and positioning device, which relates to the technical field of on-site processing of deep-sea cores. It includes a pressure balance driving unit and a pressure-holding cylinder group fixedly connected to the pressure balance driving unit. A lead screw and a moving rod sleeved outside the lead screw are arranged in the pressure-holding cylinder group. One end of the lead screw is connected to the pressure balance driving unit and is driven to rotate by the pressure balance driving unit. A lead screw nut is threadedly connected to the lead screw. One end of the moving rod is fixedly connected to the lead screw nut, and the other end is connected with a gripper for grasping the core. An anti-rotation member is fixedly arranged in the pressure-holding cylinder group and sleeved outside the moving rod to limit the circumferential self-rotation of the moving rod. The rotation of the lead screw can drive the moving rod and the gripper to axially move in and out of the pressure-holding cylinder group. The present invention can quickly transfer and store the core containing combustible ice in the in-situ environment, provide high-quality core samples for further laboratory testing and analysis, and thus obtain more accurate core test data.

The invention belongs to the technical field of air volume monitoring, and particularly relates to a nozzle type differential pressure ring air volume monitoring system and a method thereof.The nozzle type differential pressure ring air volume monitoring system comprises a fan, a nozzle and a differential pressure sensor, the narrow end of the nozzle corresponds to and is fixedly connected with an air inlet of the fan, a differential pressure ring is arranged at the narrow end of the nozzle, and a static pressure sampler is arranged on the conical surface of the nozzle; according to the nozzle differential pressure ring air volume measuring system, air volume detection can be carried out regularly, an operator does not need to hold a detection instrument by hand, the situation that the operator must measure the air volume at a high position is avoided, and in a laboratory test, the air volume is not required to be measured at a high position, so that the air volume is not required to be measured at a high position. The air volume measurement precision of the system is within + / -5%, and the detection result is stable.

The utility model discloses a containing device for laboratory raw material detection, which comprises a containing frame, a partition frame is embedded in an inner cavity of the containing frame, an auxiliary mechanism for directly taking out solid raw materials is arranged in the inner cavity of the containing frame, the auxiliary mechanism comprises an auxiliary frame and a bottom plate, the auxiliary frame is fixedly connected with a bearing plate, the bottom plate is located at the bottom of the auxiliary frame, and the bearing plate is fixedly connected with the partition frame. Positioning columns are symmetrically and fixedly connected to the top end of the bottom plate, positioning grooves matched with the positioning columns are symmetrically formed in the bottom end of the auxiliary frame, and a groove matched with the bottom plate is formed in the bottom end of the inner wall of the containing frame. The auxiliary frame, the bearing plate, the bottom plate, the positioning columns, the suction cups and the mounting plate are matched with one another, solid raw materials detected in a laboratory are stored in the auxiliary frame, the auxiliary frame is placed in the containing frame, and the solid raw materials are directly taken out of the containing frame and poured out through the auxiliary frame; the solid raw materials can be directly taken out of the containing frame and directly poured out, and the solid raw materials can be conveniently taken out.

The invention discloses a method for preparing a perovskite unijunction and a laminated cell by using a perovskite single crystal, in the preparation process, a halogenated perovskite single crystal prepared in advance is dissolved in a polar solvent to prepare a perovskite photoactive layer precursor solution, other additives are not needed in the precursor solution except the halogenated perovskite single crystal, and the perovskite photoactive layer is prepared. The film quality and the device performance are improved; wherein the perovskite optical active layer is made of a perovskite material matched with a monocrystalline silicon band gap; the photoelectric conversion efficiency of the perovskite sub-cell contained in the solar cell prepared by the method in a laboratory test exceeds 23%, the initial efficiency is kept above 97% after 408 hours under an open-circuit illumination condition, the photoelectric conversion efficiency of the perovskite / crystalline silicon two-end laminated cell in a laboratory test exceeds 33%, and the perovskite / crystalline silicon two-end laminated cell has excellent operation stability.

The invention discloses a pulse current boundary control method of a power battery, electronic equipment and a storage medium. The method comprises the following steps: calibrating an ohm voltage drop ratio according to pulse ohm voltage drops and total battery voltage drops of a power battery at different temperatures and charge states; according to the pulse ohm voltage drops of the power battery at different temperatures and states of charge and the pre-applied pulse current, based on the Ohm law, a mapping relation coefficient of the pulse ohm voltage drops and the pulse current is calibrated; and updating the pulse current boundary according to the ohm voltage drop proportion, the mapping relation coefficient and the voltage drop of the battery safety limiting voltage and the battery static voltage. Compared with the prior art that a series of fixed boundary values are set based on the most stringent laboratory test data, the technical scheme provided by the embodiment of the invention can realize automatic updating of the full life cycle pulse current boundary of the battery, calibrate the maximum capacity of the battery and exert the optimal performance of the battery.

The invention discloses a soil nutrient remote sensing intelligent agricultural decision-making system, which relates to the technical field of intelligent agriculture, takes laboratory test as an anchor, fuses data such as multi-temporal remote sensing, climate and solar geometry, and performs geometry-atmosphere consistency correction and observation confidence evaluation; performing state space coding of phenological phase alignment on the multi-year sequence to obtain a stable substrate and abnormal characterization; sample point-observation pairing and robust aggregation are completed in a time window based on comprehensive weights of factors such as climate, geometry, phase, stability, crop and growth vigor; quality gating and BRDF normalization are combined, and VIF and multi-output importance write-back screening features are grouped; simultaneously modulating loss and sampling according to data value scores in training; and outputting the pixel-level N / P / K continuous grid, the level division and the uncertainty, and performing capitalization recording. The system is high in precision, strong in robustness, reproducible and suitable for large-scale deployment.

Provided herein are flexible, microfluidic epidermal systems and methods useful in the analysis of biofluids for biomarkers corresponding to a variety of conditions and methods of use. The provided systems configured to create conformal contact with the skin to allow for medical testing or screening, either in situ or later external laboratory testing. The described devices and methods may be used for cystic fibrosis screening, glucose monitoring, drug and / or alcohol testing, creatinine monitoring, urea monitoring, pH measurement and dialysis treatment efficacy testing.

The invention provides a polyethylene-polypropylene blend standard test piece for tax rule identification and a preparation method thereof, and belongs to the technical field of polyethylene-polypropylene blend content detection. The linear low-density polyethylene resin and the homo-polypropylene resin are used as main components, the stability of the standard test piece is improved through the anti-aging effect of the antioxidant, the dispersing effect is improved through the dispersing agent and the lubricating agent, the uniformity of the standard test piece is improved, the crystallinity of the standard test piece is improved through the nucleating agent, and the long-term storage stability is improved; all the components have a synergistic effect, so that the polyethylene-polypropylene blend standard test piece for tax identification, which is good in uniformity and excellent in long-term storage stability, is obtained. The preparation method provided by the invention is simple in process, and the prepared standard sample can be directly used for customs laboratory identification, laboratory detection method verification, reprocessed plastic production enterprise product quality control, measurement uncertainty evaluation, personnel training assessment and the like.

The present invention discloses a test system and a test method for testing the detection performance of a human body safety inspection apparatus, and the present solution includes a moving track assembly, a fixed tray assembly, a human body model assembly, a control assembly, a test card assembly and a test article. At the same time, the temperature of different parts on a human body model is controlled to vary within 36° C. to 45° C. to simulate the temperature of different parts of a real human body, while controlling the human body model carrying a test card and / or test article to rotate and adjust height so that the human body model rotates at different angles to face the human body safety inspection apparatus to be tested, and the human body model is driven to move back and forth repeatedly at a set speed to an appropriate position in a region under inspection to simulate a real person in a detection state in an actual application scenario, thus completing the automatic laboratory testing of the human body safety inspection apparatus. The present solution realizes the automatic laboratory detection of the human body safety inspection apparatus, thus greatly reducing the labor cost, and the data accuracy is effectively improved, thus effectively increasing the testing efficiency.

This invention belongs to the field of solid mineral exploration and evaluation technology, specifically disclosing a rapid field identification method for altered rock-type niobium-tantalum mineralization based on spectral measurements. The method collects spectral data of altered rocks, extracts Fe-OH and Mg-OH spectral absorption characteristic position data after envelope removal, and completes preprocessing through outlier identification and interpolation filling. After adaptive smoothing, weighted fusion, and standardization, multi-model parameter fitting is performed, and the optimal model is selected by combining goodness of fit and information criteria. After smoothing and inflection point analysis of the fitted values, the niobium-tantalum mineralization grade range is determined. This invention achieves in-situ, non-destructive, rapid, and intelligent field identification, determining the degree of mineralization without laboratory testing, significantly improving prospecting efficiency, reducing exploration costs and risks, filling the gap in rapid spectral identification technology for altered rock-type niobium-tantalum mineralization, and providing efficient technical support for the exploration of strategic rare metal resources.

This utility model relates to the field of storage device technology, and discloses a storage device for laboratory testing, including a cabinet, two fixing blocks, and a storage box. The upper ends of the two fixing blocks are provided with a locking mechanism, and the upper end of the storage box is provided with a clamping mechanism. The locking mechanism includes multiple baffles, each with a slot in the middle of its inner wall. A threaded rod is rotatably connected to the bottom surface of each slot, and a threaded sleeve is fitted onto the outer wall of each threaded rod. Two connecting rods are fixedly connected to the lower ends of each threaded sleeve, and protrusions are fixedly connected to the lower ends of adjacent connecting rods. A locking block is fixedly connected to the middle of the lower end of each baffle. In this utility model, the threaded rods and protrusions cooperate to allow the connecting blocks to move and lock quickly, enabling convenient installation and removal of the baffles. The baffle positions are adjustable to accommodate items of different widths, reducing space waste, improving storage versatility, and making the entire process more convenient and practical.

This invention presents a rapid method for detecting moisture in raw materials and fuels. Addressing the problems of low efficiency, long cycle time, large human error, and significant data feedback delays associated with existing methods using manual oven drying in centralized laboratory testing, this invention provides a systematic solution for real-time, automated moisture detection at the physical testing end. The core of this method lies in the following: after raw materials are sampled upon arrival at the plant, moisture samples and analytical samples are separated. The moisture sample is directly placed in a multi-station fully automated moisture analyzer, where weighing, drying, and calculation are automatically completed. The test results are automatically uploaded to the enterprise's quality management system in real-time via a data interface for immediate production use. Simultaneously, the analytical sample is sent to the laboratory for testing according to the original process. This invention, through a combination of equipment automation and process reconfiguration, achieves on-site, parallel, automated, and real-time moisture detection, significantly improving detection efficiency and accuracy, and providing timely and reliable data support for stable blast furnace production and cost control.

The invention belongs to the technical field of evaluation of induced risks of allergic diseases caused by dust mites (allergens), and particularly relates to an indoor dust mite allergen exposure risk evaluation method which comprises the following steps: constructing an allergy factor related data set A; detecting the dust mite allergen concentration in a family, judging the dust mite exposure risk classification to which the dust mite allergen concentration belongs, taking the dust mite exposure risk classification as a new dimension, and adding the dust mite exposure risk classification into the allergy factor related data set A to form a family dust mite exposure risk data set B; objective environment data, individual behavior data and dust mite exposure risk classification are coded to obtain a sample data set, the sample data set is input into an MLP deep learning neural network for training, a multi-classification prediction model is obtained, the probability that different detection points belong to different dust mite exposure risk classification is predicted, and the classification accuracy of the dust mite exposure risk is improved. And judging the dust mite exposure risk classification. Evaluation and prediction of the dust mite exposure risk are achieved, traditional laboratory detection is replaced, and the cost is reduced.

The rapid antibody and antigen detection device comprises a box shell and a drawer structure, a lead screw sliding table is assembled on the inner top face of the box shell, and a near-field fluorescence detection module and a light sensing piece are fixedly installed on the bottom face and the inner side face of a sliding base of the lead screw sliding table respectively. A plurality of photoelectric sensors are transversely erected on the back face of the inner side of the box shell, and a display module electrically connected with the near-field fluorescence detection module is arranged on the outer top face of the box shell. According to the rapid detection device for the antibody and the antigen, a drawer structure is arranged, a multi-channel containing structure can be provided for batch fluorescence immunochromatography kits, automatic continuous detection can be achieved by means of cooperation of a near-field fluorescence detection module driven by a lead screw sliding table and an external display module, the detection efficiency is effectively improved, and meanwhile, the detection accuracy is improved. The closed detection cavity formed by the enclosure of the box shell and the drawer structure not only meets the accurate detection requirement of a laboratory, but also supports an outdoor mobile detection scene.

The utility model discloses a reflective vest with light strip protection and storage functions, which relates to the technical field of reflective vests, and comprises a vest body, an open front is arranged in the middle of the front side of the vest body, a single-opening oversleeve and a double-opening oversleeve are respectively arranged on the left side and the right side of the vest body, a combined cloth belt is fixedly mounted in the single-opening oversleeve, and the double-opening oversleeve is fixedly mounted in the combined cloth belt. A worker only needs to hold the tail end of the second carrier cloth to connect the first adhesive tape and the second adhesive tape, the front and back reflective stripes can be displayed by normally wearing the reflective vest, the front and back surfaces of the reflective vest can reflect light of passing vehicles, the risk of collision by the vehicles during night operation is effectively reduced, and the working efficiency is improved. In idle, a worker only needs to unfasten the nylon fastener tape, the combined cloth tape can automatically reset under the action of the elastic band (the elastic modulus is 150 MPa), and the microprism type reflective strip is completely stored in the oversleeve. Laboratory tests show that the wear rate of the reflective strip in a storage state is reduced by 70%, and the service life is prolonged by more than two times.