19 results about "Laboratory chemicals" patented technology

The utility model discloses an embedded host for a chemical analysis instrument in a laboratory, which belongs to the technical field of chemical laboratories and comprises a touch screen, a circuit board, an external interface and a power supply, the host is connected with a control unit of the chemical analysis instrument through an internet access 1 and is communicated with a laboratory server through an internet access 2, and the external interface is connected with the power supply. The host adopts a uniform 24V power supply module to supply power through a needle-shaped or hole-shaped circular connector, PIN serial number output is 1: + VO (positive power supply), 2:-VO (negative power supply), 3:-VO (negative power supply) and 4: + VO (positive power supply), a touch screen interface module is arranged on the circuit board and used for connecting a touch screen, a WIFI / Bluetooth module and a 4G / 5G module provide a wireless communication function, a serial port communication module supports an RS232 or RS485 interface, and a USB interface is arranged on the circuit board. The USB communication module 1 and the USB communication module 2 are respectively used for printing, communication expansion and program upgrading. According to the utility model, different types of chemical analysis instruments can be controlled by installing different embedded software.

The present invention relates to a soil property and heavy metal detection platform, which includes a drilling part for inserting into the ground to collect soil samples, a driving part for driving the drilling part to insert into the soil, and a hyperspectral spectrometer. The hyperspectral spectrometer includes a hyperspectral spectrometer main body and a detection head that are separately arranged; the detection head is connected to the bottom end of the drilling part, and the detection head is communicatively connected to the hyperspectral spectrometer main body. A method for using a soil property and heavy metal detection platform is to insert the detection head together with the drilling part below the ground surface to obtain the spectral information of the soil in real time for in-situ detection. This is to solve the problems in the prior art that when conducting a soil heavy metal pollution investigation through field sample collection and laboratory chemical analysis, the investigation process is cumbersome, the cycle is long, and only point information can be obtained, making it difficult to quickly and effectively determine the scope of soil heavy metal pollution.

The utility model relates to the technical field of chemical sample detection, and discloses a sample storage device for laboratory chemical detection, which comprises a first box body, and a storage mechanism is arranged on the inner wall of the first box body. A pulling plate is pulled, reagent bottles for storing chemical engineering are placed in a circular groove, then the reagent bottles are conveyed to a clamping plate, a sliding frame can clamp the reagent bottles in the circular groove through the elastic force of a spring, a motor is started after clamping is completed, a first gear is driven to rotate, the first gear drives a second gear to rotate slowly, and the reagent bottles are clamped through the clamping plate. A second rotating shaft and a fixed cylinder are rotated slowly, a connecting block placed on the surface of the fixed cylinder is further adjusted in position, more reagent bottles can be placed, and when a chemical sample needs to be sampled, only a pulling plate needs to be pulled, and the reagent bottles filled with the chemical sample are taken out of a circular groove; in the process, a plurality of chemical samples can be stored, and the sampling of the chemical samples is more convenient.

The present application relates to the technical field of food nutrition component detection and information automatic processing, and particularly discloses a kind of food nutrition component rapid metering detection and label generation system.The present application obtains original spectrum data by adopting preset near-infrared wave band detection light beam and is preprocessed after multivariate scattering correction and first derivative transformation, inputs the calibration model established based on partial least square regression algorithm to output the metering value of multiple nutrition component contents, then completes numerical rounding according to preset rounding rule and generates nutrition label page data by matching and filling with label template mark field, solves the technical problems that traditional laboratory chemical analysis method detection cycle is long, pre-treatment is complicated, equipment dependency is strong and detection data and label generation link lack of automatic connection, leading to manual input error-prone, realizes the synchronous improvement of food nutrition component detection speed, label generation efficiency and data accuracy.

The utility model discloses a laboratory chemical reagent auxiliary agent storage device relates to laboratory appliance technical field. A laboratory chemical reagent auxiliary agent storage device, including box, still include: rotation axis, through bearing rotation connection on the inner wall of box, the placement board with cavity structure is fixedly installed on the surface of rotation axis in equal interval, wherein, the placement board is equipped with the limiting ring corresponding with the placement groove, the upper portion of placement board is equipped with, the utility model discloses the placement groove and limiting ring can be classified and placed to the reagent bottle of storage, and simultaneously in the placement operation, through extruding piece manual extrusion operation inflation, change the size of placement groove and limiting ring, thereby better adaptation the size of the reagent bottle of placement, practical high flexibility, and give the reagent bottle outside placed with good protection effect, avoid the device to shake and knock damage in the transportation process and take place.

The utility model discloses a laboratory chemical detection glass sample bottle which comprises a glass bottle body, a fixing ring is fixedly connected to the outer surface of the glass bottle body, a sleeve is fixedly embedded in the upper surface of the fixing ring, a sliding rod is slidably connected to the inner wall of the sleeve, and a limiting cover plate is fixedly connected to the left side face of the sliding rod. A threaded cylinder is fixedly embedded in the right side face of the sleeve. Through the design of a limiting cover plate and a sliding rod, the sliding rod can slide in a sleeve conveniently, the limiting cover plate can cover a sealing plug conveniently, meanwhile, through the design of a rotating handle, a positioning screw can be driven to rotate in a threaded barrel conveniently, and through the connection relation of the positioning screw and the threaded barrel, the sealing plug can be fixed conveniently. The positioning screw rod can be conveniently inserted into the positioning groove when moving in the threaded cylinder, then the sliding rod and the limiting cover plate are conveniently limited through cooperation of the positioning screw rod and the positioning groove, the sealing plug can be prevented from loosening, and current use is facilitated.

Laboratory Device for Chemicals Neutralization and Disposal of Expired Laboratory Chemicals

The utility model relates to a kind of high-efficiency micro solid powder quantitative metering and transfer tool, it is related to laboratory chemical research field, including: disposable sampling head, disposable sampling head includes outer tube and piston block, piston block is slidably sleeved in outer tube;One end of piston block is connected drive module, drive module is used to drive piston block to slide in outer tube, and the other end of piston block is formed between the outer tube away from drive module and the cavity for accommodating powder.

The invention belongs to the technical field of spectral analysis, and provides a water rock weathering carbon sink rapid detection method and system based on a spectrum technology, and the method comprises the following steps: distributing points in a research area according to gridding, and selecting representative sampling points to obtain water and rock samples; performing field spectral measurement and laboratory chemical analysis on the water body sample; removing impurities and grinding the rock sample for spectrum and chemical analysis; preprocessing the spectrum detection data of the two types of samples to extract a comprehensive characteristic spectrum wave band, and calculating the weathered carbon sink quantity through a quantitative relation model based on the comprehensive characteristic spectrum wave band to obtain a detection result; according to the method, water and rock spectrum information is integrated, the rapid detection characteristic of a spectrum technology is utilized, and an advanced data processing and modeling method is combined, so that efficient, comprehensive and accurate detection of water rock weathering carbon sinks is realized, reliable data support is provided for deeply researching a carbon circulation mechanism in a water rock weathering process, and the method is suitable for popularization and application. And the requirements of field on-site rapid detection and large-area detection are met.

The invention relates to the technical field of agricultural water management, in particular to an intelligent summer corn transpiration measuring and calculating method and system based on silicon accumulation data, and the method comprises the steps: collecting canopy spectrum and environmental data, inverting layered silicon accumulation, screening steady-state parameters, constructing silicon gradient mapping, and predicting transpiration and future water consumption. According to the method, silicon element distribution characteristics in the vertical direction of a canopy are analyzed by constructing physical layered mapping logic, double calibration is performed on a remote sensing inversion result in combination with laboratory chemical analysis data, a physiological stability interval is delimited by using a statistical method, abnormal environmental noise is eliminated, and a variable step size iteration solving mechanism based on a cumulative gradient is constructed. The calculation precision is adaptively adjusted according to the metabolic activity degree, fine analysis of the moisture transmission process in different physiological states is realized, accumulative errors caused by environmental fluctuation and spatial heterogeneity are eliminated, and it is ensured that the prediction result of the moisture consumption rate of the whole summer corn plant can truly reflect the actual water consumption demand of crops.

This invention relates to the field of chemical control technology and discloses a method and system for risk assessment of the entire life cycle of laboratory chemicals. Through storage incompatibility analysis, this invention achieves accurate identification, classification, isolation, and control of risks associated with incompatible storage. It also quantifies and records the degradation process of chemicals accumulated during long-term storage through environmental stress degradation analysis, providing a realistic degradation baseline for subsequent stages. By extracting key feature information from experimental record data and dynamic parameters, the impact of the experimental process on the subsequent stability of waste is transformed into structured data. Finally, the final test data, hazardous characteristic time-series data, and process influencing factor set are integrated to conduct risk evolution simulation, enabling forward-looking prediction of risk evolution trends during waste storage. This invention, through the quantitative transmission and integration of risk information throughout the entire life cycle, solves the problem of inaccurate risk assessments caused by independent assessments and fragmented information in traditional methods.

The utility model relates to the technical field of chemical reagent additive storage, and discloses a laboratory chemical reagent additive storage device which comprises a supporting table, a protective shell is fixedly connected to the upper surface of the supporting table, a supporting rod is fixedly connected to the upper surface of the supporting table, and a plurality of main rotating discs are rotationally connected to the outer wall of the supporting rod. A storage assembly is installed in the main rotating disc. The storage assembly comprises an auxiliary rotating disc, the outer wall of the auxiliary rotating disc is rotationally connected into the main rotating disc, a plurality of containing holes are formed in the auxiliary rotating disc in a penetrating mode, and a plurality of arc-shaped plates are arranged below the auxiliary rotating disc. According to the reagent tube fixing device, reagent tubes are placed in the placing holes, the first springs push the limiting plates to abut against the outer walls of the reagent tubes by means of counter-acting force, and the preliminary stabilizing effect is achieved; second springs push limiting blocks on clamping plates to slide on the inner walls of the limiting plates, the clamping plates move along with the limiting plates, fine adjustment can be conducted according to the sizes of the reagent tubes, the reagent tubes are further stabilized, and the practicability of the device is improved.

The invention relates to the technical field of laboratory risk assessment, and discloses a laboratory detection quality control risk assessment method, which comprises the following steps: acquiring a risk identification range of laboratory chemical detection quality control, and identifying main risk factors of laboratory chemical detection quality control by adopting a preset risk identification method; constructing a target risk assessment model based on an AHP-entropy weight method, and outputting a laboratory chemical detection quality control risk level by adopting the target risk assessment model according to the main risk factors; and constructing an auxiliary risk assessment model based on a TOPSIS method to perform accurate determination and reliability verification on the target risk assessment model. According to the laboratory detection quality control risk assessment method provided by the invention, the laboratory can be helped to identify potential risks, assess risk levels and take corresponding control measures, so that the detection quality is improved, and the possibility of occurrence of quality accidents is reduced.

The present invention provides a robotic clamp device for pneumatic sample delivery and sampling, comprising a clamp body, the clamp body including clamps symmetrically arranged on left and right sides, one end of each clamp connected to a clamp control mechanism, the clamp control mechanism controlling the opening or closing of the two clamps, and the clamp control mechanism connected to a robot via a connector; a suction cup, an object detection sensor, and a temperature sensor connected to the outside of one of the clamps, the detection end of the temperature sensor being arranged toward the adsorption end of the suction cup; a junction box, a solenoid valve group disposed within the junction box, the solenoid valve group being electrically connected to the clamp control mechanism, and a position detection sensor disposed on the outer wall of the junction box. The present invention can simultaneously meet the sample suction function and the sample box clamping function, can ensure the stability of the working state, and is suitable for application in laboratory chemical analysis automatic lines in fields such as steel, cement, and chemical industry.

The utility model discloses a laboratory chemical waste liquid device which comprises a waste liquid barrel, one side of the top end of the waste liquid barrel is fixedly communicated with a liquid injection nozzle, a gear motor is fixedly installed in the middle of the top end of the waste liquid barrel, the output end of the gear motor penetrates through the inner wall of the waste liquid barrel and is fixedly connected with a transmission shaft, and the middle of the transmission shaft is fixedly connected with a plurality of stirring plates. Scraping frames are fixedly connected to the top and the bottom of the transmission shaft, side seats are fixedly connected to the two sides of the waste liquid barrel correspondingly, a connecting piece is fixedly connected to the middle of one side of the inner wall of each side seat, a hydraulic shock absorber is fixedly installed on the inner wall of each connecting piece, an anti-collision plate is fixedly connected to one end of each hydraulic shock absorber, and sliding columns are fixedly connected to the two sides of each connecting piece correspondingly. According to the laboratory chemical waste liquid device, the cleaning effect on the waste liquid barrel can be improved, the waste liquid barrel is kept clean, damage to the side wall of the barrel due to impact during falling can be reduced, and the situation that the barrel wall is broken, and chemical waste liquid flows out to pollute the environment is avoided.

The present invention relates to the technical field of chemical operation control, and proposes a method and system for controlling chemical operation in student laboratories, comprising the following steps: acquiring real-time image data and environmental parameter data; identifying and numbering students respectively; identifying the real-time image data using a chemical operation recognition model to generate real-time operation status information; identifying the real-time operation status information based on a multi-dimensional risk assessment model to obtain the chemical operation risk level of each student; identifying the chemical operation risk level through a decision control model, activating different early warning signals, and executing safety control measures according to the early warning signals; extracting the operation characteristics of each student through a behavior analysis model to generate a student operation feature vector, and updating the student operation behavior feature library to generate an experimental operation score and operation improvement suggestions corresponding to each student. The present invention improves the safety management level of the laboratory and realizes the control of student chemical operations.

The invention relates to the field of wastewater treatment, in particular to a laboratory chemical wastewater purification treatment device. The invention provides a laboratory chemical wastewater purification treatment device which can enable wastewater reaction to be more sufficient, can also enable wastewater in different layers to be discharged separately, and is convenient for next wastewater treatment. The invention discloses a laboratory chemical wastewater purification treatment device which comprises a shell, an isolation plate, a layering plate and the like, an isolation plate is fixedly connected to the interior of the shell, and three layering plates are slidably connected to the isolation plate. An operator pours in wastewater, the wastewater can be roughly divided into three layers after reaction is completed, the operator pushes a handle, an inner cavity of the shell is divided into three parts, the operator opens a water plug, wastewater of different layers can flow out of different water outlet pipes respectively, the discharge rate of the wastewater is increased, and solid particles, suspended floccules and solutions can be separately discharged. The subsequent treatment on the wastewater is facilitated.

The invention discloses an intelligent management system for chemicals in a power plant laboratory, and the system comprises a state collection module which collects the attribute, inventory, use, task and safety information of drugs, and generates a state data set; the life cycle modeling module is used for constructing a state evolution structure; the algorithm modeling module is used for constructing a Soft Actor-Critic structure containing a strategy and value network; the risk modeling module is used for constructing a risk model in combination with the coexistence matrix and the attribute vector and outputting a risk score; the reward calculation module fuses the multi-dimensional indexes to generate a reward function; the graph structure construction module is used for constructing an experiment task graph and generating embedded representation; the strategy training module is used for training a strategy and value network; and the control instruction module is used for outputting medicine purchasing, allocating and distributing instructions. According to the invention, the intelligence and safety of medicine management are improved.

The utility model discloses a chemical storing and taking device for a clinical laboratory. The main machine body is composed of a storage cabinet, a first safety door and a second safety door on the front side and the rear side of the storage cabinet, and the chemical access unit is arranged in the storage cabinet. Chemicals are classified and stored in the chemical storing and taking units; the chemical storing and taking unit comprises a chemical flowing channel defined by side plates, a chemical input assembly, an isolation push-in assembly, an auxiliary external taking assembly and a photoelectric sensor. By additionally arranging the photoelectric sensor, the touch input screen and the alarm, when a worker stores chemicals, if information registration is omitted, the system can automatically give an alarm to remind the worker to complete information registration operation. In addition, an isolation push-in assembly is additionally arranged at the input port, reverse taking of the chemicals is avoided, and it is guaranteed that the chemicals are preferentially used in the recent period. Besides, a photoelectric sensor is additionally arranged at the outlet, and chemical management information is automatically changed after chemical taking changes are detected, so that the management cost is reduced, and automation and standardization of chemical management are promoted.