6269 results about "Test tube" patented technology

The invention discloses a hydraulic pressure test tube machine and a tube body clamping centering device, in the tube body clamping centering device, two guide rods and a telescopic oil cylinder are arranged on a base side by side; corresponding ends of the two guide rods are respectively provided with a first sliding block, corresponding other ends of the two guide rods are respectively provided with a second sliding block; a fixed end of the telescopic oil cylinder is fixed on one end of the base, the fixed end of the telescopic oil cylinder is arranged corresponding to the second sliding blocks; a telescopic end of the telescopic oil cylinder is connected with the first sliding blocks, and is used for driving the first sliding blocks to slide along the guide rods, one of two clamping blocks is fixed on the two first sliding block, and the other one of the two clamping blocks is fixed on the two second sliding blocks; the first sliding block on one of the two guide rods is provided with a first rack, the second sliding block on the other one of the two guide rods is provided with a second rack, both sides of a linkage gear are respectively meshed with the two racks, the first sliding blocks and the second sliding blocks are adjusted by the telescopic oil cylinder to move towards each other or depart from each other. The scheme can solve the problems of high control precision and slow regulation efficiency of a plurality of oil cylinders of the tube body clamping centering device.

The invention relates to a full-automatic QuECHERS experimental device, and relates to the technical field of sample pretreatment, the full-automatic QuECHERS experimental device comprises an extraction unit and a pipetting unit, the extraction unit comprises: a first tube rack module comprising a plurality of test tube racks; a carrying mechanical arm; the first cap screwing module comprises a tube cap clamping and lifting assembly acting on a tube cap, a tube body clamping and rotating assembly acting on a tube body and a first sliding rail assembly for conveying a test tube to a next station; the sample adding module comprises a homogeneous proton adding module and a salt pouring module; the second cap screwing module comprises a pipe body clamping and rotating assembly, a pipe cap clamping and lifting assembly and a second sliding rail assembly for realizing communication and conveying of the extraction unit and the pipetting unit; the invention discloses a pipetting mechanical arm and a gun head frame. The device is provided with the extraction unit capable of synchronously performing extraction operation and the pipetting unit capable of performing pipetting operation, so that the extraction operation and the pipetting operation are synchronously performed during pesticide residue inspection, and the experimental efficiency and the applicability of the device are effectively improved.

The invention discloses an intelligent pretreatment workstation for microbiological detection, and relates to the technical field of microbiological detection. The module comprises a culture dish turntable, a transmission part, a homogeneous slapping part, a vortex oscillation part, a material rack storage part, a culture medium feeding part and the like; the culture dish turntable module comprises an upper dish station, a liquid injection station, an inoculation / coating station, a lower dish station and the like, as well as a transplanting electric module and a shaking-up module; the liquid injection unit can be used for injecting three culture solutions; the culture dish conveying module is responsible for conveying culture dishes to corresponding stations and is connected with an external feeding and receiving unit; the material rack storage module is used for storing pipettor tips, test tubes and homogenizing bags; the homogeneous slapping and vortex oscillation module is used for sample dilution and homogenization; the clamping robot is responsible for conveying the homogeneous bag and the test tube to the corresponding module and pulling out the plug of the test tube; the pipetting robot is used for sucking a sample and filling the sample into the culture dish. The steps from sample to culture can be completed at high speed and high efficiency, and the steps can be adjusted according to actual detection conditions through modular combination.

The embodiment of the utility model provides a test tube sleeve for biological sample storage, the test tube sleeve comprises a shell and a cover body which are made of hard materials, the shell and the cover body are detachably connected, the shell and the cover body are connected in a sleeving manner, the shell and the cover body jointly enclose to form an accommodating space for accommodating a test tube filled with a biological sample, the shape of the accommodating space is matched with the external shape of the test tube. Compared with a paper bag or a plastic belt, the shell and the cover body which are made of the hard materials are not prone to deformation, easy to clamp and capable of being clamped by mechanical equipment such as a mechanical arm, automatic management can be achieved, and the biological sample management efficiency is improved.

The invention relates to the technical field of water quality detection, in particular to garden water quality monitoring equipment which comprises an outer shell, a supporting disc is arranged in the outer shell, and multiple sets of test tubes are detachably installed on the supporting disc; the lifting assembly is connected with a support arranged in the outer shell, and the lifting assembly can drive the bearing disc to move in the vertical direction of the space; the power assembly is connected with the bearing disc and the lifting assembly, and the power assembly can drive the bearing disc and the lifting assembly to act alternately; the pressure applying structure is arranged on the bracket, and the pressure applying structure can keep the test tube in a static state when the bearing disc moves upwards; the reagent adding device is mounted on the bracket, and a plurality of groups of liquid outlets extending to the inner side of the pressure applying structure are formed in the reagent adding device; and the folding assembly is connected with the liquid outlets, and can drive the multiple groups of liquid outlets to move close to each other after the bearing disc ascends to a preset position so as to abut against the side wall of the test tube, so that the detection speed is increased, and liquid splashing is prevented.

The invention relates to the related technical field of reagent mixing, and discloses a medical immunoassay reagent mixing processor which comprises a device body, a stepping motor is mounted on the upper side of the interior of the device body, a circular plate is fixedly arranged at the output end of the stepping motor, a disc is arranged on the upper side of the circular plate, and a plurality of placement grooves are formed in the interior of the disc in a circumferential array mode. An adjusting assembly is arranged in the middle of each containing groove. Centrifugal force generated by rotation of the disc is matched with inclined arrangement of the test tube, so that a reagent moves up and down along the inner wall of the test tube, and the reagent layered up and down in the test tube can be quickly and uniformly mixed up and down; the reagent in the test tube is prevented from being splashed through the sealing cover; under the guiding action of a convex block on an ejector rod and the elastic action of a hollow elastic piece, a plurality of sleeves and the test tube are shaken up and down, so that the efficiency of quickly and uniformly mixing the reagents which are layered up and down in the test tube is improved.

The invention discloses a water quality sampling device for environment detection, which comprises a connecting plate, a connecting block is fixedly connected to the side wall of the connecting plate, a connecting ring is fixedly connected to one side of the connecting block, a driving blade is rotatably connected to the inner wall of the connecting ring, and an electric rotating rod is fixedly connected to one side of the driving blade. The invention relates to the technical field of water quality sampling devices. Through cooperation of a detector, a sliding circular plate, a fixed cone, a sealing plug, a preservative leather bag, a second electric push rod, a telescopic plate, a push plate, a limiting groove, a sealing bin, an extrusion plate, a reset spring, a limiting pipe and an electric telescopic pipe, a storage test tube injected with sampling water can be automatically sealed, and deterioration caused by excessive contact between a water source and air is avoided; meanwhile, a preservative can be automatically added into the sampling water, the preservation time of the sampling water is prolonged, and after a sealing plug in a limiting pipe is used up, a detector detects and reminds an operator that the sampling water is input into a storage test tube in equipment.

The invention discloses a kit for gene detection of intestinal bacteria and a use method, and relates to the technical field of gene detection.The kit comprises a detection box, a storage plate and a test tube rack are arranged in the detection box, the test tube rack is circular, detection test tubes are annularly distributed on the test tube rack in an inserted mode, and the test tube rack is connected with a space installation mechanism and a positioning mechanism; a reagent filling mechanism and a centrifugal posture control mechanism are arranged on the storage plate, the space installation mechanism comprises a first positioning ball fixedly connected with the bottom support, the center of the test tube rack is installed in cooperation with the outer ring of the first positioning ball, a plurality of arc-shaped racks are annularly distributed on the edge, matched with the test tube rack, of the storage plate, and arc-shaped sliding grooves are formed in the arc-shaped racks; the test tube rack and the arc-shaped sliding groove are installed in a sliding mode, the test tube rack is further connected with a rotation driving assembly, multi-angle centrifugal control over the detection test tubes is achieved through the rotation driving assembly and the centrifugal posture control mechanism, and the mixing effect of florae and reagents in the detection test tubes is effectively improved.

The invention provides a quantitative sampling device for pathology department inspection, and relates to the technical field of sampling devices.The quantitative sampling device comprises a base, a placement rack is rotatably mounted at the top of the base through a bearing, test tubes are inserted into the surface of the placement rack at equal intervals, a mounting column is arranged at the top of one side of the placement rack, and a shaft rod is fixed to the bottom of the mounting column; compared with the prior art, each sampling assembly corresponds to one test tube, an outer barrel and an insertion tube on each sampling assembly are used for extracting and storing blood samples, and the sampling assemblies are arranged on the outer surface of the mounting column at equal intervals. The device is installed on the center column, the position of the piston rod is adjusted to different heights in advance, adjustment is conducted according to blood needing to be extracted, under the cooperation of the driving assembly and the lifting assembly, the required blood sample content is extracted from each outer barrel, collection of different items is conducted at the same time, and the sampling and collecting efficiency is improved.

The invention relates to the technical field of in-vitro diagnosis automation equipment, in particular to a pipe cap limiting block, a cap opening device and a using method of the cap opening device. And the number of the tube cover limiting blocks is multiple, and each tube cover limiting block comprises a limiting block bottom face connected with the tube cover bottom face in an abutting mode. And the plurality of test tubes are limited and fixed through the plurality of tube cover limiting blocks. Furthermore, the tube cover can be moved to the tube cover limiting block through one clamping jaw, and then the next tube cover is transferred through the clamping jaw, so that the opening and closing actions of the tube covers of a plurality of test tubes are realized. According to the structure, cover opening and closing actions are executed on a plurality of specific test tubes through one set of equipment, and the test tube cover opening and closing efficiency is high.

The invention discloses a multifunctional sample test tube preservation box for water quality detection, and belongs to the technical field of preservation boxes, the multifunctional sample test tube preservation box comprises a box body and a box cover which are fixedly connected through a lock catch in a sealed mode, a partition plate is fixedly installed on the inner side of the box body and the inner side of the box cover, and a balance weight ball is movably installed in the center of the partition plate; the upper end of the balance weight ball is elastically and telescopically connected with a center column, a bracket is fixedly installed on the outer side of the lower portion of the center column, meanwhile, supporting adsorption assemblies are evenly arranged on the bracket, a positioning frame is fixedly installed on the outer side of the upper portion of the center column, limiting rings are evenly arranged on the positioning frame, and an air conveying assembly is arranged below the partition plate. According to the multifunctional sample test tube storage box for water quality detection, test tubes can be buffered and adjusted in a self-adaptive mode, the inner side of the box body can be automatically pressurized in the adjusting process, it is avoided that sealing plugs at the upper ends of the test tubes are loosened and consequently samples are poured, automatic oscillation can be conducted when the test tubes are taken, and the follow-up detection precision is ensured.

The utility model discloses a tissue single cell constant-temperature grinder which comprises a base, a test tube support is arranged on the base, at least one test tube groove used for placing test tubes is arranged on the test tube support, a top support is arranged above the test tube support, and grinding rods are arranged at the positions, above the test tube grooves, of the top support. The top support is provided with a driver used for driving the grinding rods, and the base is provided with a lifting mechanism used for driving the top support to ascend or descend, and is characterized in that a heating water tank is arranged on the base, the top of the heating water tank is provided with insertion grooves below the test tube grooves, the bottoms of the test tubes are located in the corresponding insertion grooves, and the test tubes are arranged in the insertion grooves. A temporary storage groove is formed in the position, close to the front side of the heating water tank, of the inserting groove. The utility model provides a tissue single cell constant-temperature grinder which can automatically grind tissue cells, so that the grinding stability is good, the efficiency is high, and meanwhile, the temperature in the tissue cell grinding process can be ensured.

The utility model relates to the technical field of biological sample cryopreservation equipment, in particular to a conveying device for biological sample cryopreservation, which comprises a support plate and a support truss arranged on the support plate, a horizontally-arranged conveying module is arranged on the supporting plate, and a pushing module used for pushing the test tube boxes to the cryopreservation frame is arranged on the conveying module; the material taking mechanism comprises a clamping jaw air cylinder, and clamping blocks are arranged at the two movable ends of the clamping jaw air cylinder. The pushing module comprises a material carrying frame fixedly arranged on the conveying module, the material carrying frame is provided with a test tube box containing position, and a pair of receding grooves used for containing the clamping blocks are formed in the test tube box containing position. Under the action of the receding groove, the test tube box is placed on the material carrying frame in a collision-free mode, the situation that after the clamping blocks loosen the test tube box, the test tube box falls and collides with the material carrying frame, and consequently the biological sample leaks is avoided, and the conveying stability of the biological sample is improved.

The utility model discloses a sampling test tube for virus inhibitor detection and analysis, which relates to the technical field of sampling test tubes and comprises a test tube outer tube, a test tube inner tube is arranged on the inner surface of the test tube outer tube, and a sealing assembly is in threaded connection with the upper portion of the outer surface of the test tube outer tube. A connecting ring and a discharging assembly are fixedly mounted on the lower surface of the test tube outer tube, the connecting ring is located on the outer side of the discharging assembly, and the discharging assembly comprises a discharging tube. According to the test tube, the anti-slip strips are arranged, so that the test tube can be attached to fingers conveniently, the second sealing cover can be held conveniently and rotated conveniently, the second sealing cover is separated from the discharge pipe under the action of threads of the second sealing cover and the discharge pipe, the discharge pipe is opened, and a sample flows out of the discharge pipe from the bottom of the outer tube of the test tube, so that discharge of the sample is facilitated; samples and fragments can be separated through a filter screen, a discharge pipe is sealed through a piston, and the sealing performance of the piston and a second sealing cover is further improved by arranging a second sealing ring.

The utility model relates to the technical field of sampling equipment, in particular to liquid chromatogram sampling equipment which comprises a base and a three-dimensional moving module, a plurality of sample boxes arranged in a net shape are placed on the base, box covers are arranged on the sample boxes, a sampler is arranged on the three-dimensional moving module, and the three-dimensional moving module is connected with the base. The base is provided with a placing cavity for placing test tubes, and a cleaning unit, a drying unit and a dirt collecting unit which are positioned at the placing cavity; the sampler comprises a mounting seat mounted on the three-dimensional moving module, a sampling barrel and an electric cylinder are mounted on the mounting seat, one end of the sampling barrel is communicated with a sampling needle, a piston is mounted on a piston rod of the electric cylinder, and the piston is slidably embedded in the other end of the sampling barrel; the dirt collecting unit comprises a clamping base and a water guide plate, the clamping base is connected to the base through a horizontally-arranged spring, and a first guide groove is formed in the upper surface of the clamping base. The utility model has the beneficial effects that the confusion and disorder of sample solutions are avoided, and the sampling efficiency during multiple sampling is improved.

The utility model discloses a test tube transporting device, which relates to the technical field of medical instruments, and comprises a driving mechanism, a test tube clamping arm component and a guide mechanism, and the device realizes the up-down sliding of a transporting shell through a sliding rail and a guide block of a guide unit. A servo motor and a synchronous belt of the driving unit drive the conveying shell to ascend and descend, and therefore conveying of the test tubes is completed. In the test tube clamping arm assembly, a conveying shell is fixed to a synchronous belt through a positioning plate and a locking plate, a test tube clamp body connected with a spring is obliquely arranged, and the test tubes are conveniently and stably placed. In the guide mechanism, limiting columns on an in-place top frame and an auxiliary frame limit a test tube clamp body, a top pressing plate presses downwards to enable the test tube clamp body to rotate, and a top plate ejects a test tube out and conveys the test tube to a designated position through a test tube guide frame. The test tube conveying device is compact in structure, easy to operate and capable of stably conveying test tubes and achieving accurate and automatic positioning.

The invention relates to the technical field of medical examination, and discloses an oscillation mixer for a medical examination sample, which comprises a device body, an oscillation part arranged in the inner cavity of the device body and used for oscillating a test tube placing part, and a test tube fixing part arranged on the test tube placing part, the height adjusting part is arranged on the surface of the test tube fixing part. According to the oscillating mixer for the medical examination samples, through the arrangement of the reciprocating rotating assembly and the reciprocating up-down assembly, the bearing base plate on the inner side of the circular fixing base rotates back and forth and oscillates up and down, and it can be ensured that the samples are evenly distributed in a test tube in the horizontal direction through back-and-forth rotation; and the vertical knocking vibration is beneficial to the mixing of the sample in the vertical direction, the possible layering or precipitation phenomenon is further broken, and meanwhile, the dual oscillation mode can accelerate the dissolving process, so that the medical test sample can reach the required concentration more quickly, and the experiment time is shortened.

The invention discloses a sample adjusting device for a microbiological detection analyzer, and relates to the technical field of microbiological detection analysis, the sample adjusting device comprises a device main body, an inner cavity of the device main body is fixedly connected with a fixing plate, the fixing plate is fixedly connected with a servo motor, an output shaft of the servo motor is fixedly connected with a rotating disc, and the rotating disc is fixedly connected with a rotating shaft of the rotating disc. A crank is rotationally connected to the rotating disc, a loading table is rotationally connected to the end, away from the rotating disc, of the crank, a guide rail is fixedly connected to an inner cavity of the device body, and a first sample tube and a second sample tube are arranged on the loading table; in the process that the test tube moves to the position below the first sample tube and the second sample tube, a piston rod of a piston barrel moves, detection liquid in a liquid storage barrel is dropped into the test tube, meanwhile, the dropping quantity of the detection liquid can be adjusted and controlled, errors caused by different persons in manual operation are avoided, and the detection accuracy is improved. In addition, direct contact between operators and reagents and samples is reduced in the automatic process, and the risks of cross contamination and environmental pollution are avoided.

The invention relates to the technical field of oil product detection, in particular to a full-automatic condensation point determinator and a determination method.The full-automatic condensation point determinator comprises a base and a test tube, the top of the base is fixedly connected with a mounting base, the surface of the base and the surface of the mounting base are provided with a test bath mechanism and a supporting mechanism, and the test bath mechanism enables a motor to drive a test bath to rotate; the rotation angle of the motor is controlled through a preset program, precise positioning is achieved, the tedious operation of hole-by-hole adjustment of the original structure is avoided, the rotating shaft is locked through mechanical clamping, angle deviation in the testing process is prevented, then manual adjustment is replaced by the motor and the electric push rod, and the test efficiency is improved. The double locking effect is achieved, accidental displacement can be prevented, and precision and efficiency are improved; according to the clamping mechanism, the four arc-shaped clamping plates apply uniform radial pressure through the first springs to clamp the outer wall of the test tube, the inner diameters of the clamping plates are gradually increased from top to bottom, and the clamping mechanism is compatible with test tubes with different outer diameters.

The invention provides a row magnetic frame. The row magnetic frame comprises an upper plate frame, a base located below the upper plate frame and a magnet holder connected with the upper plate frame and the base. The upper plate frame is provided with two rows of mounting holes which are distributed in an array and are used for placing test tubes, and each row of mounting holes are arranged along the length direction of the magnet retainer; a plurality of magnet mounting grooves which are arrayed in the length direction are formed in the magnet holder, and a magnet assembly is arranged in each magnet mounting groove; each magnet assembly comprises a first magnet and a second magnet which are symmetrically arranged front and back; the third magnet and the fourth magnet are respectively positioned on the left and right sides of the first magnet and the second magnet; the magnetic pole directions of the first magnet and the second magnet are opposite and are perpendicular to the magnetic pole directions of the third magnet and the fourth magnet. Therefore, by improving the magnetic circuit design, the magnetic field intensity of the magnetic frame is improved, so that the magnetic bead adsorption capability is enhanced.

The invention provides a wastewater detection device convenient for sampling, and relates to the technical field of wastewater sampling detection, the wastewater detection device comprises a base, a collection cylinder is mounted at the top of the base, the collection cylinder comprises a bottom plate, the bottom plate is fixed at the top of the base, an insertion disc is fixed at the top of the bottom plate, and a bearing disc is arranged between the bottom plate and the insertion disc; a bearing disc is arranged in the collecting cylinder, a plurality of collecting pipes are inserted into the surface of the bearing disc in a circle center symmetrical mode, the tops of the collecting pipes penetrate out of the inserting disc, a water distribution disc is fixed to the circle center of the inserting disc, and connecting openings are formed in the positions, corresponding to the collecting pipes, of the water distribution disc. The collection range can be increased through extension of a hose and a corrugated pipe, water flow drives an impeller in a water distribution disc to rotate, a filter plate of a cleaning cylinder is circularly cleaned through a driving assembly, blockage is avoided, meanwhile, water in a test tube can be prevented from overflowing through matched use of a sealing cover and a collection tube, and the collection efficiency is improved.

The invention relates to the technical field of water bath shakers, in particular to a water bath shaker for extracting chondroitin sulfate from squids, which comprises a box body, and a motor is mounted on the outer wall of one side of the bottom end of the box body; the oscillation mechanism is arranged on the inner wall of the box body; the vibrating mechanism comprises a vibrating frame arranged in the box body, vibrating frames are fixedly connected to the outer walls of the two sides of the vibrating frame, supporting rods are fixedly connected to the outer walls of the bottom ends of the vibrating frames, eccentric wheels are fixedly connected to the outer walls of the bottom ends of the supporting rods, and mounting grooves are formed in the inner walls of the two sides of the bottom of the box body; a rotating rod is rotationally arranged on the inner wall of the mounting groove; in the oscillation process of the oscillation frame and the eccentric wheel, further oscillation treatment can be carried out, hot water distribution is more uniform through further oscillation, the oscillation extraction effect is optimized, clamping and limiting of the test tube are safer, the problems that the oscillation process is too single and the oscillation effect is poor are solved, and the oscillation extraction efficiency of the squid chondroitin sulfate is improved.

The utility model discloses a uniform mixing device for reagent analysis, relates to the field of uniform mixing, and provides the following scheme aiming at the problems that the manual uniform mixing is often adopted during the existing reagent analysis, so that the uniform mixing is often caused, or the detection effect is poor due to overlarge shaking force, the uniform mixing device comprises a base and an operating device, the operation device is arranged on the outer side of a side plate of the base, a supporting column is arranged below the base and used for supporting the device, a uniform mixing mechanism is arranged on the base and used for uniformly mixing liquid, the uniform mixing mechanism comprises a uniform mixing plate, and a plurality of placing openings are formed in the uniform mixing plate. The device is novel in structure, the spring of the device rebounds to clamp the test tube, and the motor drives the uniform mixing plate to rotate, so that a reagent in the test tube is uniformly mixed, and the heating tube is used for heating, so that the temperature in the test tube is kept constant under the condition of lower temperature.

The present invention discloses a sample storage library and a sample storage method, including a sorting library and a storage library, wherein a temporary storage rack, a scanning device, a test tube capping device, a test tube recovery device, a second manipulator, and a third manipulator are provided in the sorting library, and a storage rack and a fourth manipulator are provided in the storage library, and the storage library is connected with the sorting library. When entering the warehouse, the second manipulator transports the test tubes to be entered into the warehouse to the scanning device for scanning, the test tube capping device caps the test tubes that have been scanned correctly, and the third manipulator transports the capped test tubes to the temporary storage rack. After the test tubes are placed on the temporary storage rack for a period of time, the test tubes are transported to the storage rack under the action of the third manipulator and the fourth manipulator. After the test tubes are placed on the storage rack for a period of time, the test tubes to be recovered are transported to the test tube recovery device under the action of the third manipulator and the fourth manipulator. The sample entry, exit, capping, and recovery processes do not require manual intervention, thereby realizing fully automatic storage of samples and improving the test tube storage efficiency.

The invention relates to the technical field of medical instruments, in particular to a swab test tube storage and supply assembly, a swab breaking mechanism and a swab supply and storage system. The test tube storage device comprises a test tube storage platform and a cover opening and closing assembly, and test tubes are transferred between the two through a transfer mechanism; the cover opening and closing assembly comprises a rotary cover clamping assembly for clamping a test tube body and a rotary cover assembly for clamping and rotating a test tube head; the cap screwing assembly is provided with at least two cap screwing clamping jaws which conduct elastic clamping action inwards. The screw cap clamping assembly comprises at least two clamping blocks capable of performing clamping action along the radial direction of the test tube, and each clamping block extends upwards to form a holding plate, so that when the clamping blocks are closed to clamp the tube body, the holding plates enclose and form an annular hoop for pressing the screw cap clamping jaws at the screw cap assembly from outside to inside. The test tube can be supplied, the tube cover of the test tube can be automatically unscrewed, in addition, the structure for unscrewing the tube cover does not need a plurality of power sources for clamping the test tube, the cost is reduced, and the arrangement of a power source circuit is also easy.

The invention belongs to the technical field of vortex oscillators, and particularly relates to a vortex oscillator and a uniform oscillation method thereof.The vortex oscillator comprises an outer shell, an operation panel, a control circuit board, a driving motor and an eccentric wheel, the operation panel is arranged on the left side of the upper surface of the outer shell, and a through groove is formed in the right side of the upper surface of the outer shell; the control circuit board and the driving motor are installed in the outer shell, and a motor fixing plate is arranged in the outer shell. The uniform oscillation method of the vortex oscillator comprises the following specific steps: S1, inputting a control instruction to a control circuit board through an operation panel, and based on the control instruction, outputting and controlling a driving motor to work and controlling the rotating speed of the driving motor by the control circuit board; the driving motor drives the eccentric wheel, the mounting seat and the bearing plate to rotate; s2, placing the bottom of an object such as a test tube to be subjected to vortex oscillation on the bearing plate; the rotating bearing plate drives the test tube to be subjected to vortex oscillation to rotate, so that objects in the test tube are oscillated and mixed uniformly.

The invention relates to the technical field of cell detection, and particularly discloses a physical detection and analysis device based on stem cell characteristics, the physical detection and analysis device comprises a detection mechanism arranged in an analyzer, the detection mechanism comprises mounting plates, the mounting plates are arranged in an annular array, and the ends, close to each other, of the mounting plates are fixedly connected; according to the stem cell detection liquid preparation device, a test tube is installed in an analyzer through the detection mechanism, so that preparation of the stem cell detection liquid can be completed, and compared with a traditional stem cell detection liquid preparation process, the stem cell detection liquid preparation device has the advantages that the detection efficiency is greatly improved; the test tube needs to be opened for multiple times to extract supernate or add a buffer solution and the like, the operation is simple, the detection and analysis efficiency of the stem cells is improved, stem cell suspension and the like cannot be exposed in an external environment, the damage of the stem cells is reduced, the supernate is conveniently and accurately extracted, and the influence on subsequent detection and analysis use is avoided.

The invention relates to the technical field of water body sampling, in particular to a water environment water quality monitoring and sampling device for water body pollution tracing based on a multispectral unmanned aerial vehicle, which comprises an aircraft, a quantitative sampling device arranged below the aircraft and a recovery device for collecting a sampled water body, the quantitative sampling device comprises a sampling barrel, an upper floating part arranged above the sampling barrel, a rotating ring rotating along with the movement of the upper floating part, and a mounting part arranged at the top end of the butt joint part. According to the water environment water quality monitoring and sampling device for water pollution tracing based on the multispectral unmanned aerial vehicle, after the bottom of the sampling barrel moves downwards into the outer sleeve funnel along with the aircraft, a plate surface convex pipe jacks up the position of a liquid blocking plug, so that a collected water sample is poured into a sampling test tube, manual intervention is reduced, and meanwhile, the sampling efficiency is improved. The next round of water body collection work can be quickly carried out.

The invention relates to the field of bacterial sampling, in particular to a sampling device for bacterial detection, which comprises a test tube seat, a test tube is detachably connected onto the test tube seat, a support is arranged on the test tube seat, a paper sample frame is arranged on the support, the paper sample frame is positioned on one side, far away from the test tube seat, of the test tube, and an alignment opening is formed in the paper sample frame. The paper sample frame is used for placing a paper sample carrying a sample, and the sample on the paper sample is positioned in the alignment opening; a sampling assembly is fixedly connected to the bracket and comprises a laser transmitter, a first preserving fluid releaser and a controller; the controller is used for controlling the laser transmitter to burn a through hole in the paper sample on the periphery of the sample after the paper sample is placed, and then controlling the first preserving fluid releaser to release the preserving fluid, so that the preserving fluid washes the sample and enters the test tube through the through hole and the alignment opening. By adopting the technical scheme provided by the invention, the through holes can be burnt on the paper sample, so that the sample flows into the test tube under the washing of the preserving fluid, the sample does not need to be contacted, and the use of consumables and the disinfection frequency are reduced.

Disclosed are high-throughput vessel receiving systems and methods of receiving sample vessels, such as samples stored in test tubes. A system for receiving a plurality of individual vessels that each contains a sample, and systems and apparatus for guiding, reorienting, collecting, and transporting a plurality of articles, including vessels, are disclosed.