24 results about "Laboratory technique" patented technology

A method for processing a sample in a container includes introducing the sample to the container. A cap is applied to the container. The cap contains a plurality of beads. The plurality of beads is mixed with the sample. The plurality of beads is separated from the sample. Subsequent to removing the plurality of beads, a further process is initiated.

The invention belongs to the technical field of negative pressure laboratories, and particularly discloses a large-scale negative pressure laboratory for a concrete composite cavity at the lower part of a steel vault, which comprises the steel vault and the concrete composite cavity arranged below the steel vault; the steel vault is composed of a plurality of main arch ribs, a plurality of secondary beams, pressure-resistant plates and mountain wall surfaces, the plurality of main arch ribs are connected through the plurality of secondary beams, the pressure-resistant plates are arranged between the main arch ribs and the secondary beams, and the mountain wall surfaces are arranged on the main arch ribs at the two ends of the steel vault; the concrete composite cavity is composed of a compartment type concrete wall and a sealing door installed on the concrete wall, and a laboratory internal space is formed between the concrete composite cavity and the steel vault; two negative pressure single bodies are formed in the laboratory internal space and the concrete composite cavity, negative pressure effect double insurance is formed, and pressure reduction equipment and air pressure detection equipment are arranged to feed back air pressure changes in real time.

The utility model relates to a biosafety multifunctional section wire duct assembly, a bridge system and a functional column system for a laboratory in the technical field of biosafety laboratories, and the multifunctional section wire duct assembly comprises a cover plate, a wire duct, a first connecting piece and a second connecting piece; the cover plate is fixedly connected with the wire slot; at least one of the cover plate and the wire slot is provided with a connecting column; the first connecting piece is used for realizing parallel connection of the biological safety multifunctional profile wire slot assembly for the laboratory; the second connecting piece is used for realizing end-to-end connection of the two biological safety multifunctional profile wire duct assemblies for the laboratory; the wire duct is provided with a plurality of component interface channels. According to the utility model, through the design of the modularized multifunctional profile wire duct assembly, the diversified wire arrangement and pipeline arrangement requirements of a laboratory are met, the structure is simple, the assembly is convenient, the dustproof, waterproof and anti-corrosion effects are realized, the laboratory equipment is more centralized and standardized and is easy to manage, and meanwhile, the laboratory operation is more efficient and humanized.

The application belongs to the technical field of laboratory and discloses a laboratory waste material safe collecting barrel, which comprises a collecting barrel mechanism, the collecting barrel mechanism is composed of a top cylinder mechanism, a middle cylinder mechanism and a wastewater tank, after the collecting barrel mechanism collects the concrete chunks after detection, a motor drives a main shaft rod, the main shaft rod rotates clockwise, under the condition that the main shaft rod rotates clockwise, an inner thread sleeve located at the top F area of the main shaft rod moves downward through the inner wall ball rod sleeve located on the surface of the main shaft rod and rotates clockwise, the inner thread sleeve drives the grinding mechanism to rotate and move downward to the inside of the sliding rod during the downward movement, and then the grinding mechanism drives the grinding gear to grind the broken concrete in the shaking material mechanism, so that the broken concrete is effectively crushed and the internal aggregate is quickly dispersed and extracted.

The utility model discloses a 10kV broken line grounding fault simulation real-model laboratory, which belongs to the technical field of simulation laboratories, and comprises a laboratory main body, two air inlet bellows are arranged on the laboratory main body, the inner wall of each air inlet bellows is fixedly connected with an air inlet fan, one side of each air inlet bellows is provided with a shutter air frame, and the other side of each air inlet bellows is provided with an air outlet fan. An air inlet filter box is arranged on the side, away from the shutter air frame, of the air inlet air box. According to the 10kV broken line grounding fault simulation real-type laboratory, the mounting base, the spring, the clamping block and the air inlet filter screen are arranged, the clamping block is stored in the clamping frame, the spring between the clamping frame and the clamping block is extruded, the spring generates relative elastic force, extrusion on the clamping block is canceled after the mounting base enters the laboratory main body, and the clamping block is prevented from being damaged. And then the spring drives the clamping block to reset through the elastic force to limit the mounting seat, so that the air inlet filter screen on the mounting seat is quickly assembled, and the replacement efficiency of the air inlet filter screen is improved.

The invention discloses an intelligent comprehensive management method for laboratory instruments and equipment, and relates to the technical field of laboratories. The method comprises the following steps: acquiring experimental equipment data, experimental course data and experimental user data, and constructing an experimental mapping table by taking a timestamp as a correlation axis; based on the experiment mapping table, calculating an equipment effective utilization rate, equipment unit output energy consumption, an equipment capability matching index and an equipment fluctuation idle index, and combining into an equipment feature vector; carrying out KMEANS clustering to obtain an equipment cluster, analyzing a feature deviation degree, and generating an equipment cluster label in combination with an equipment feature distribution threshold value of a quartile method; inputting the equipment feature vector and the equipment clustering tag into a long short-term memory network model, outputting to obtain a predicted equipment feature vector, and calculating the difference between the predicted equipment feature vector and the equipment feature vector to obtain a difference equipment feature vector; and comparing the difference equipment feature vector with a preset difference vector threshold, and if the difference equipment feature vector is greater than the preset difference vector threshold, adjusting the equipment.

The invention relates to the technical field of laboratories, in particular to a convenient-to-consignment functional modular laboratory which comprises an experiment cabin which is a main body of the convenient-to-consignment functional modular laboratory; a disinfection module, a refrigeration module, a culture module, a cleaning module, a storage module, a sound insulation module and a fresh air module are arranged in the experiment module. The defects in the prior art are overcome, by arranging the anti-skid assembly, when the experiment module is boxed and consigned or needs to be fixed in position, the self-locking wheel can be locked firstly, then the threaded rod is rotated, the adjusting plate can be made to face downwards, and therefore the frosted plate and the suction cup are made to be close to the ground, and after the frosted plate makes contact with the ground, due to the fact that the position of the suction cup is lower than the position of the frosted plate, the anti-skid assembly is arranged. Through suction of the suction cups and friction force between the frosted plate and the ground, the position of the experiment module is more antiskid and stable, and the reliability of the experiment module is improved.

The invention belongs to the technical field of laboratories, and particularly relates to an anti-escape full-automatic modular preliminary screening laboratory. An air inlet pipe and an air outlet pipe fixedly communicate with the two sides of the top of a laboratory body correspondingly, an air exhaust fan is fixedly connected into the air inlet pipe, an exhaust fan is fixedly connected into the air outlet pipe, and filter screens are fixedly connected to the outer portions of pipe openings of the air inlet pipe and the air outlet pipe correspondingly; the automatic cleaning assembly comprises a cleaning brush plate and a transmission assembly for driving the cleaning brush plate to reciprocate up and down along the filter screen; and the blocking monitoring assembly is arranged on the cleaning brush plate and used for monitoring the resistance of the filter screen to the cleaning brush plate, and when the resistance is smaller than a certain threshold value, the blocking monitoring assembly gives an alarm. On one hand, residual impurity particles on the filter screen can be cleaned, on the other hand, whether the filter screen is blocked or not can be monitored in real time, and if yes, an alarm is given to remind a worker to manually clean or replace the filter screen in time.

This invention discloses a general-purpose intelligent magnetic stirrer for chemical laboratories, belonging to the field of chemical laboratory technology. It includes: a constant current source circuit for providing a stable current to the speed control knobs; a microcontroller with a built-in ADC module that sequentially collects the resistance values ​​of each speed control knob via DMA and generates corresponding PWM waves based on the resistance values; a brushless DC motor whose speed is controlled by the PWM waves generated by the microcontroller, and whose speed feedback line is connected to the microcontroller through an isolation circuit to achieve PID closed-loop control; an aluminum alloy stirring platform equipped with eight independently operating motors and the speed control system; and a communication interface enabling a host computer to intelligently control the stirrer. This invention ensures more accurate collection of resistance values, thereby improving the accuracy of motor speed control. This accuracy is particularly important for experiments requiring long-term, continuous, and uniform stirring.

This invention provides a multi-component liquid dispensing system, relating to the field of biopharmaceutical laboratory technology. It comprises a liquid delivery system, a quantitative system, an error-prevention system, and supporting software. The liquid delivery system includes a main base, a peristaltic pump module, and an upper tube rack. The peristaltic pump module is fixedly connected to the top of the main base. A precision balance is mounted on the upper part of the main base. A side Z-shaped slide rail is symmetrically fixedly connected to the top of the main base. An upper connecting bracket is fixedly connected to the middle of the side Z-shaped slide rail. A positioning column is slidably connected to the upper end of the upper connecting bracket. A central support spring is fixedly connected between the positioning column and the upper connecting bracket. A tube rack is fixedly connected to the middle of the main base. This invention enables automatic liquid addition and quantitative dispensing, avoiding errors caused by missed additions, duplicate additions, and manual addition. It replaces most manual operations and solves the problems of high workload, inter-bottle and batch variations, and difficulty in maintaining product formula confidentiality during large-scale product preparation.

This application discloses a nitrogen pollution monitoring and switching device for chemical laboratory pipelines, relating to the field of chemical laboratory technology. It includes a gas-consuming mechanism, a supply mechanism, an analysis mechanism, and a bypass mechanism. The input end of the gas-consuming mechanism is connected to the output end of the supply mechanism, a bypass mechanism connects the supply mechanism and the gas-consuming mechanism, and the analysis mechanism is electrically connected to the supply mechanism. The gas-consuming mechanism is used for laboratory sample analysis, the supply mechanism supplies nitrogen to the gas-consuming mechanism, the analysis mechanism analyzes and monitors the nitrogen supplied by the supply mechanism, and the bypass mechanism provides auxiliary treatment for the nitrogen. This application achieves multiple safeguards for nitrogen supply and efficient treatment of contaminated nitrogen through the coordinated setting of the main path, processing and storage path, and secondary path, combined with the precise monitoring of an online analytical chromatograph and the automatic control of the switching controller.

The present invention provides a biosafety laboratory, belonging to the technical field of laboratories. The biosafety laboratory includes a laboratory, an auxiliary room, a buffer room, and an air shower room arranged inside the buffer room. The air shower room includes an air corridor and a static pressure box, and also includes a fresh air system, a diversion mechanism, and an energy storage mechanism. Through the setting of the energy storage mechanism, when the air inlet pipeline intakes air, the gas enters the inside of the adjustment box, can push the piston plate to move, can enable the clamping member to limit the position of the limiting block, can store energy for the first elastic member. When the air shower room blows air, the movable rod drives the extrusion member to move towards the limiting member, can enable the limiting block to break away from the limit of the clamping member. When the air shower room stops blowing air, the fourth elastic member resets, the extrusion member disengages from limiting the limiting block, the energy stored in the first elastic member is released, the piston plate can extract the gas inside the static pressure box, can make the pressure inside the air corridor in a negative pressure state, and can reduce the flow of the gas inside the air corridor.

The utility model relates to the technical field of biological laboratories, and provides a waste treatment device for a biological laboratory, which comprises a base, the front side of the base is connected with a filter screen, the front side of the filter screen is provided with a ventilating fan, and a placing box is connected to the right upper end of a glass cover. The lower end of the placing box is sequentially connected with a feed pipe and a water pipe from front to back, the glass cover is integrally installed at the upper end of the base, the inner wall of the upper end of the base is integrally connected with a grid, the food box is installed at the upper right end of the base, and the right side wall of the food box is sequentially connected with the feed pipe and the water pipe from front to back; the rotating shaft is rotationally connected to the inner wall of the feed pipe, and the control structure is installed in the containing box. According to the waste treatment device for the biological laboratory, waste generated during biological feeding can be conveniently and uniformly collected and deodorized, meanwhile, feed can be conveniently and automatically added, and the environment of the laboratory is prevented from being polluted.

The invention relates to the technical field of simulation laboratories, and discloses a simulation laboratory mounting base based on a ship body and a using method thereof.The simulation laboratory mounting base comprises a scientific investigation ship, the scientific investigation ship is provided with a lifting mechanism, the lifting mechanism is used for driving the base to ascend and descend, and the lifting mechanism is connected with a clamping mechanism; the clamping mechanism is used for clamping the base, so that a laboratory can be installed, damping can be carried out on the laboratory, in the damping process, the motion state of the ship body and the motion state of the laboratory can be measured in time, timely active damping compensation can be conveniently carried out, and the service life of the ship body is prolonged. Damping protection in multiple aspects is achieved, and a laboratory is better protected; the laboratory can be installed, automatic movement can be achieved, the laboratory can move to the corresponding position, installation is convenient, manual carrying is not needed, self-locking can be achieved after installation, and stability is high.

The invention provides a bio-safety laboratory, and belongs to the technical field of laboratories, the bio-safety laboratory comprises a laboratory, an auxiliary chamber, a buffer chamber and an air shower located in the buffer chamber, the air shower comprises an air gallery and a static pressure box, and the bio-safety laboratory further comprises a fresh air system, a flow guide mechanism and an energy storage mechanism. When air enters an air inlet pipeline, air enters an adjusting box, a piston plate can be pushed to move, a clamping piece can limit a limiting clamping block, and energy storage can be conducted on a first elastic piece; when the air shower blows air, a movable rod drives an extrusion piece to move in the direction of the limiting piece, and the limiting clamping block can be separated from limiting of the clamping piece; and a fourth elastic piece is reset, an extrusion piece is separated from limiting of a limiting clamping block, stored energy of a first elastic piece is released, a piston plate can extract gas in the static pressure box, the pressure intensity in the air gallery can be in a negative pressure state, and flowing of the gas in the air gallery can be reduced.

The invention relates to the technical field of laboratories, in particular to a laboratory environment safety monitoring method and system and a storage medium, and the method comprises the steps: collecting three-dimensional modeling data in a laboratory, building a three-dimensional visual model of a laboratory environment, obtaining real-time information in an experiment period of the laboratory, and marking the real-time information in the three-dimensional visual model; real-time information in the experiment period is synthesized, and a laboratory state safety value is quantized and generated; judging whether to enter a laboratory early warning analysis stage or not according to the laboratory state safety value and the real-time information in the experimental period; after entering a laboratory early warning analysis stage, extracting experiment real-time information of the laboratory, analyzing the change of the experiment real-time information, and evaluating the fitness of the current experiment to the laboratory potential safety hazard; and performing early warning on the risk of the current experiment according to the laboratory state safety value and the fitness of the current experiment to the laboratory potential safety hazard.

The present invention relates to the technical field of dust-free laboratories, and specifically to an intelligent detection application laboratory with a dust-free environment, including a laboratory. Inside the laboratory, there is a dust-free inner cavity composed of side plates, a bottom plate, a sealing plate, and a folding plastic awning. On the side plates, there are telescopic exhaust pipes controlled by the internal pressure of the dust-free inner cavity. In the middle section of the side plates, there are buffer air bags connected in a sealed manner. The beneficial effects are as follows: By setting the cooperation of the folding plastic awning and the winch, the volume of the dust-free inner cavity can be adjusted, so as to facilitate the real-time adjustment of the volume of the dust-free inner cavity according to the test samples, avoid waste of energy, and improve the preparation efficiency at the same time; By setting the cooperation of the exhaust pipe with spring buffer and the buffer air bag, positive pressure can be achieved in the dust-free environment, avoiding the raising of internal dust, thereby improving the accuracy of the dust-free environment and making the detection data more accurate. The position of the sealing plate is fixed by the rotating rod on the sealing plate.

An improved system, method and interface for automated rapid antimicrobial susceptibility testing (AST) is disclosed which includes, in one aspect, a carrier population station comprising a workstation having a graphic user interface (GUI). The GUI accepts information from a lab technologist, including information related to a scope of testing to be performed on a patient sample. The GUI controls intelligent assignment of patient samples to test panels in a manner that maximize utilization of the test carrier by grouping together samples of similar tests scopes and advantageously testing those samples using one multiplexed test panel. Customizing workflow in accordance with test scope to facilitate parallel processing of multiple samples advantageously reduces laboratory waste, decreases test latencies, increases AST system throughput and efficiency, and thus lowers the costs to the AST lab.

The utility model discloses workbench positioning equipment for a biological laboratory, which relates to the technical field of biological laboratories, and adopts the technical scheme that the workbench positioning equipment comprises a shell, two through grooves are formed in two sides of the shell; the workbench main body is arranged at the top of the shell; the number of the first rotating shafts is four, the four first rotating shafts are connected to the interior of the shell, rotating rods are fixedly connected to the outer sides of the four first rotating shafts, and the four rotating rods penetrate through the four penetrating grooves correspondingly; and the number of the clamping blocks is four, and the four clamping blocks are fixedly connected to the tops of the four rotating rods respectively. The working table has the beneficial effects that the movable plate moves backwards to be reset, so that the four clamping blocks can clamp and fix the working table main body at the same time, and the effect of positioning the working table main body is achieved; in this way, relative sliding between the workbench body and the experiment table can be avoided when a biological anatomy experiment is carried out, and then it is guaranteed that the biological anatomy experiment is carried out normally.

The utility model discloses a hot fluorine defrosting system for a laboratory, which comprises a shell and tube condenser, a compressor, an indoor evaporator and an outdoor evaporator, and a hot fluorine defrosting mechanism is arranged among the shell and tube condenser, the compressor, the indoor evaporator and the outdoor evaporator. The hot fluorine defrosting mechanism comprises a liquid supply pipeline which is installed on one side of the shell and tube condenser and connected with the indoor evaporator and the outdoor evaporator, and a first automatic ball valve is installed on the liquid supply pipeline. Relates to the technical field of enthalpy difference laboratories. According to the hot fluorine defrosting system for the laboratory, due to the arrangement of the hot fluorine defrosting mechanism, the shell and tube condenser of the system does not participate in work during defrosting, the outdoor evaporator is used for condensation instead of the shell and tube condenser, heat of an indoor test room is carried to the outdoor evaporator by the whole system, and the heat of the indoor test room is saved. A large amount of condensation heat is released to the outdoor evaporator, defrosting is thorough and rapid, the temperature rise of a room is extremely small, the defects that in a traditional defrosting mode, defrosting is not thorough, and consumed time is long are overcome, and the purpose of rapid defrosting is achieved.

The utility model belongs to the technical field of intelligent laboratories, particularly relates to a temperature-controllable intelligent laboratory, and provides the following scheme aiming at the problems that the interior of the laboratory is moist and the indoor environment is polluted due to the fact that the conventional laboratory adopts a medicament spraying mode for sterilization, the laboratory comprises a laboratory main body, an intelligent air conditioner and a temperature sensor are arranged in the laboratory main body, a same threaded rod is rotatably mounted between the inner walls of the two sides of the laboratory main body, and the outer side of the threaded rod is in threaded connection with a moving block. The laboratory is simple in structure, the movable ultraviolet germicidal lamp is adopted to irradiate and sterilize the interior of the laboratory body, pesticide spraying to sterilize the interior of the laboratory body can be avoided, secondary environmental pollution is avoided, the ultraviolet germicidal lamp is driven to turn over in a reciprocating mode while moving, the irradiation range of the interior of the laboratory body can be widened, and the working efficiency is improved. The sterilization effect in the laboratory main body is improved.

The utility model discloses a laboratory clean bench with adjustable height, which belongs to the technical field of laboratories and comprises a base, a driving motor is fixedly mounted on the inner wall of the bottom surface of the base, a hydraulic rod is fixedly mounted at the output end of the driving motor, and a disinfection component is arranged in a bench body. A cleaning assembly is arranged in the disinfection assembly; according to the disinfection device, the disinfection assembly is arranged, at the moment, a handle on a fixing box drives the fixing box to move, when an ejector rod extrudes an extrusion plate, the extrusion plate drives an extrusion rod on a fixing block to move synchronously, and then disinfectant in a water bag is extruded into a water pipe; according to the movable disinfection device, the area needing to be disinfected can be rapidly disinfected through movable disinfection, the time needed in the preparation and disinfection process is shortened, the steps of the disinfection process are reduced, operation is easy and convenient, the time of workers is saved, and the working efficiency of experiments is improved.

The utility model discloses an assembly type sterile laboratory, which relates to the technical field of sterile laboratories and comprises a laboratory body, a protective door is mounted on the outer wall of the laboratory body, a door handle is mounted on the front side of the protective door, and a high-pressure sterilization pot is mounted at the bottom end of the inner side of the laboratory body. And one side of the high-pressure sterilization pot is attached to the inner wall of the laboratory body. By the adoption of the structure, air circulation in the laboratory body can be guaranteed through the ventilation opening, the two baffles can block circulating air in a winding mode, the circulating air enters the laboratory body in a winding mode, in the air winding process, the filtering plate can effectively filter the circulating air, and therefore the ventilation effect of the laboratory body is improved. Furthermore, the isolation efficiency of the filter plate on dust or pollutants in the air can be effectively improved, the situation that a sterile state cannot be achieved in the laboratory body can be avoided, and in order to avoid displacement of the baffle, a limiting block is inserted into a limiting groove according to the sliding principle.

The utility model discloses a novel magnetic quantized intelligent heating device, which comprises a fixed seat, a wheel disc, a plurality of steel cup fixing groups and an electromagnetic heater, the wheel disc is rotatably arranged on the fixed seat; the multiple steel cup fixing sets are arranged on the wheel disc in the circumferential direction of the wheel disc. And the magnetic heater and the wheel disc are arranged at an interval. According to the technical scheme, the magnetic quantified intelligent heating technology is utilized for application of the magnetic intelligent control heating system in the laboratory technology, accurate temperature control is achieved through magnetic materials, heating control over various products for laboratory proofing is optimized, the system can be used in the dyeing heating process, the permeability and uniformity of dye are improved, and the dyeing quality is improved. Therefore, the efficiency and effect of a laboratory dyeing technology are improved.