2501 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 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 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 full-automatic online continuous sampling system and method. The system comprises a high-pressure reaction kettle subsystem and a full-automatic continuous sampling subsystem, and the full-automatic continuous sampling subsystem comprises a six-way switching valve B, a six-way switching valve A, a sample test tube turntable and a PLC (Programmable Logic Controller); one end of the six-way switching valve B is connected with the low-pressure purging gas path, and the other end is connected with the sample test tube turntable, so that a low-pressure purging unit is formed; one end of the six-way switching valve A is connected with the high-pressure purging gas path, and the other end of the six-way switching valve A is connected with the high-pressure reaction kettle, so that a high-pressure purging unit is formed; the method comprises the following steps: carrying out low-pressure purging before sampling; sampling to obtain a sample quantitative loop; sampling a sample test tube; high-pressure purging is realized after sampling; resetting after sampling; pLC programming realizes unmanned operation and repeated continuous sampling. By adopting the unique design of combining the high-pressure purging unit and the low-pressure purging unit, the problem that the accuracy is influenced by residual liquid is solved. And performance reduction or failure of the sealing material caused by high temperature is avoided.

The utility model discloses a high-efficiency sampling device of an ultra-high performance liquid chromatography tandem mass spectrometer, which comprises a support, and a linkage adjusting mechanism is mounted in the middle of the top end of the support. The device has the beneficial effects that the linkage adjusting mechanism consisting of the racks, the sliding strips, the test tube placing seats, the clamping holes, the motor and the gear is mounted on the support, so that after a sample test tube on one test tube placing seat is used, the gear rotates under the action of the motor, and the gear can be matched with the corresponding rack after rotating; therefore, the used test tube placing seat slides out of the support, and the other test tube placing seat on which the sample test tube is placed is moved into the support, so that the sample test tube on the other test tube placing seat can be continuously fed when the sample test tube on one test tube placing seat is replaced, and the sample test tube on the other test tube placing seat can be conveniently replaced. The interruption of the sample introduction process of the ultra-high performance liquid chromatography tandem mass spectrometer is avoided, and the sample introduction efficiency of the ultra-high performance liquid chromatography tandem mass spectrometer is higher.

The invention relates to the technical field of water quality detection, in particular to a water conservancy project water body pollution detection device with interlocking titration, a locking structure comprises an elastic traction kit arranged on a support, and the elastic traction kit is fixedly connected with an ejector rod; the locking block is fixedly connected with the elastic traction suite; the lantern ring is rotationally connected with the bracket, and the treatment test tube is detachably mounted on the lantern ring; the follow-up rotating part is coaxially and fixedly connected with the rotating shaft of the lantern ring, a locking groove is formed in the follow-up rotating part, and the locking groove is matched with the locking block, so that the treatment agent can be obliquely guided into the treatment test tube, splashing of the treatment agent in the dropwise adding process is prevented, and the reagent dropwise adding precision and the detection precision are improved.

The invention belongs to the technical field of reagent extraction, and particularly relates to chemical reagent uniform mixing and extracting equipment for a laboratory and a using method thereof.The chemical reagent uniform mixing and extracting equipment comprises a base, a rotary drum is rotationally installed on the base through a motor, a storage barrel is detachably installed on the rotary drum, and a rear frame is arranged on the rear portion of the base. The central cylinder drives the plurality of injectors to circularly work to form an extraction-transfer-sample adding assembly line, so that when a chemical reagent is extracted into a test tube, the sampling of multiple parts of the reagent can be continuously completed, and by regulating and controlling the downward moving range of the sliding frame, the sampling efficiency is greatly improved. When the liquid level drops after the reagent in the storage barrel is extracted for a certain number of times, the injector on the sliding frame can always extract the chemical reagent in the storage barrel, and the position of the rectangular piece can be accurately controlled when the pointer slides on the graduated scale by lifting the lifting plate on the rectangular piece.

The embodiment of the invention relates to the technical field of drug detection, in particular to an anti-CD38 antibody drug receptor occupation detection method and system, a peripheral blood sample is used for preparing a single-cell suspension, the single-cell suspension is divided into a TEST tube and an FMO tube, a cell surface antibody and an RO detection antibody are added into the TEST tube, only the cell surface antibody is added into the FMO tube, and only the RO detection antibody is added into the FMO tube. The TEST tube and the FMO tube are subjected to sample detection analysis, so that the average fluorescence intensity of RO detection antibodies of the TEST tube and the FMO tube is obtained. And performing RO detection analysis by adopting a dissociation method, taking the tubes which are not combined with the medicine as a total receptor group, taking the tubes which are combined with the medicine as a dissociation receptor group, and calculating an RO detection result according to the average fluorescence intensity of the TEST tube and the FMO tube.

The invention discloses an air pipe air leakage detection device which comprises a metal plate base, supporting legs are welded and fixed to the metal plate base, and telescopic shafts are slidably connected to the supporting legs. The test panel is rotationally connected to the telescopic shaft, an assembly plate is detachably connected to the test panel, a plurality of mounting discs are arranged on the surface of the assembly plate, and test pipes are mounted on the mounting discs; the air valve assembly is located on each installation disc. A plurality of test tubes can be simultaneously measured by the plurality of mounting discs in batches, so that the working efficiency of the test is improved. The connecting pipelines of the air valve assemblies are mutually connected in series, so that the interiors of the test pipes are communicated, when the interiors of the test pipes are inflated, air can be conveyed into the test pipes through series connection of the air valve assemblies, and therefore sealing performance testing is carried out in batches. And the height position of the detachably connected assembly plate can be adjusted on the test panel, so that the installation height of the test tube is adjusted, and the practical function is further improved.

The utility model discloses test tube film sealing equipment, and relates to the technical field of test tube detection, the test tube film sealing equipment comprises a machine body, a film feeding device, a film cutting device and a film sealing device, the machine body is provided with a film feeding station, a film cutting station and a film sealing station which are arranged at intervals, and the film sealing station is used for placing test tubes; the film feeding device is arranged at the film feeding station and is used for conveying a film material to the film cutting station; the film cutting device is arranged at the film cutting station and is used for receiving the film material conveyed by the film conveying device and cutting the film material into a film sheet with a preset length; the film sealing device comprises a driving mechanism and a film sealing mechanism, the driving mechanism is arranged on the machine body, the film sealing mechanism is movably arranged under the driving of the driving mechanism so as to have a movement stroke between the film cutting station and the film sealing station, and the film sealing mechanism is used for transferring the film from the film cutting device to the film sealing station and enabling the film to be heat-sealed at the opening of the test tube. According to the technical scheme, automatic film sealing of the test tubes is achieved, and the cost for sealing and storing the test tubes is reduced.

The invention discloses a water quality COD analysis device, and relates to the technical field of COD water quality detectors, the water quality COD analysis device comprises a COD water quality detector body, a calibration mechanism is arranged on the outer side of the COD water quality detector body, a wiping mechanism is arranged on the outer side of the COD water quality detector body, the calibration mechanism can detect a plurality of detection samples after sample water calibration equipment is utilized, and the wiping mechanism is arranged on the outer side of the COD water quality detector body. The wiping mechanism can wipe the surface of a test tube of a detection sample, the calibration mechanism comprises a first stepping motor, the outer surface of the first stepping motor is fixedly connected to the inner wall of the COD water quality detector body, the output end of the first stepping motor is fixedly connected with a turntable, and the outer surface of the turntable is fixedly connected with a plurality of same rectangular frames; the inner wall of each rectangular frame is rotationally connected with a rubber barrel, stains and water stains on the surface of the test tube of the detection sample can be cleaned by utilizing the wiping rings, and the problem that the detection efficiency is reduced due to the fact that the test tube of the sample to be detected needs to be manually wiped before detection is solved.

The invention discloses an integrated urine collector, and belongs to the technical field of clinical examination and test equipment. The integrated urine collector is composed of a collecting cup, a one-way valve and a test tube, the one-way valve is arranged at the tail end of a liquid inlet tube of the collecting cup, a tube sleeve of the one-way valve is connected with the tail section of the liquid inlet tube of the collecting cup in a sleeved mode, and a valve block of the one-way valve is tightly attached to a liquid outlet of the liquid inlet tube of the collecting cup in a matched mode; the test tube is fixedly connected with the fixing sleeve of the collection cup in a buckling manner. The integrated urine collector is simple in structure, simple in manufacturing process, convenient to assemble and use, free of secondary pollution, good in sealing performance and safety, and capable of ensuring that quantitative and accurate middle-section urine can be obtained every time, so that the inspection quality and the working efficiency are greatly improved.

The utility model discloses an integrated collection device for waste oil in a laboratory, and belongs to the technical field of waste oil collection and treatment. The turning cover is rotationally connected to the funnel; the mesh screen is detachably connected in the funnel; the diversion pipe is in threaded connection with the bottom of the funnel; the connecting plate is in threaded connection with the connecting ring; the breather pipe is fixedly connected to the connecting ring; according to the utility model, the funnel is fixedly arranged on the waste oil collecting barrel through the device, so that the funnel does not need to be taken down to seal the cover, on one hand, the problem that oil is easy to drip when the funnel is taken out is solved, and on the other hand, the problem that a barrel cover is difficult to open by a single hand when a worker pours round-bottom glass instruments such as a distillation flask and a test tube in the prior art is solved; meanwhile, through the turning cover arranged on the funnel, the problem that in the prior art, waste oil remaining on the funnel is prone to volatilizing and polluting the environment is solved.

The invention discloses a biochemical immunodetection device and a biochemical immunodetection method for ursodesoxycholic acid reduzate, and belongs to the technical field of ursodesoxycholic acid reduzate detection. The ursodesoxycholic acid reduzate detection device comprises a detection box and a lifter at the bottom of the detection box, a dissolution preparation part and a centrifugal part are arranged in the detection box, and the dissolution preparation part can fully dissolve an ursodesoxycholic acid reduzate-containing medicament; the centrifugal part is used for carrying out precipitation separation on the dissolved medicament; the detector can accurately collect fluorescence signals of the immune complex; according to the ursodesoxycholic acid reduzate detection device, the integrated operation of detection test tube fixing, cover opening and transferring, medicament adding, cover closing and plug sealing and dissolving is achieved, the steps of automatic medicament filling, sealing and the like are achieved, the medicament preparation efficiency is greatly improved, efficient and accurate detection of ursodesoxycholic acid reduzate is further achieved, and the detection efficiency is improved. And complex and tedious manual operation is avoided, and the situation that the sample is easily polluted by manual operation is avoided.

The utility model provides an organ-like tissue breaking device for test tube and sample temperature control accessory thereof, relates to experimental equipment technical field, including protection mechanism, breaking mechanism, locking mechanism and liquid extraction mechanism, breaking mechanism and locking mechanism both are installed in protection mechanism, locking mechanism can push breaking mechanism to move, and the liquid extraction mechanism is located in the protection mechanism. The protection mechanism is arranged at one end of the crushing mechanism, the end of the crushing mechanism extends out of the interior of the protection mechanism and is limited, the liquid taking mechanism is arranged at the other end of the protection mechanism, the end of the liquid taking mechanism is connected with the end of the crushing mechanism in an inserted mode, the crushing mechanism comprises a variable frequency motor, a storage battery, a transmission rod and a crushing tool bit, and the variable frequency motor is electrically connected with the storage battery. During use, the variable frequency motor and the storage battery are respectively arranged in the pen-shaped protective shell to drive the transmission rod to drive the crushing tool bit to rotate to crush tissue cells, and the device is high in integration degree, small in size, capable of directly performing crushing operation in a test tube and capable of crushing a small amount of tissue.

The application relates to the technical field of liquid chromatography tandem mass spectrometry all-in-one machines, in particular to a high-performance liquid chromatography tandem mass spectrometry all-in-one machine which comprises a bottle box, the top of the bottle box is used for placing a solvent bottle, a fixing clamping plate for limiting the solvent bottle is arranged on the bottle box, a side edge buckle slot is formed in the side edge of the bottle box, a refrigeration box is arranged in the side edge cooling box, an intelligent control screen is mounted on the surface of the refrigeration box, a pull-out box is connected to the side edge cooling box through a pull-out slot, and a box handle is arranged on the pull-out box. On the sample management, the refrigeration box in the side edge cooling box cooperates with the intelligent control screen to realize intelligent temperature control, the influence of manual operation on the refrigeration environment is avoided, the arc-shaped clamping groove, the rubber pad and the compression spring structure in the pull-out box can stably clamp a test tube, the sample pollution risk is reduced, the detection precision is improved, and meanwhile, the detachable connection design of the fixing clamping plate enhances the use flexibility of the equipment.

The present application relates to the technical fields of active bacteria research, and especially relates to a storage device for micro-ecological preparation research, which comprises a storage box for storing micro-ecological preparation, a conveying frame fixedly connected to the storage box, a cover plate hingedly connected to the conveying frame, a discharging mechanism arranged on the storage box and used for discharging the micro-ecological preparation, a monitoring mechanism arranged on the storage box and used for observing the micro-ecological preparation, and a control mechanism arranged on the storage box and used for positioning the micro-ecological preparation, wherein the discharging mechanism comprises a rotating disc arranged in the storage box, a test tube placed on the base, the micro-ecological preparation placed in the test tube, a sealing plate arranged on the test tube, a tension spring fixedly connected between the conveying groove and the weight plate, and a driving assembly arranged on the storage box and used for pushing the test tube. The discharging mechanism is arranged, the target test tube can be taken out without opening the storage box completely, time and energy can be saved, the micro-ecological preparation in the storage box can be effectively isolated from the external environment, and pollution and external interference can be prevented.

The utility model relates to the technical field of skin care product production, and discloses a low-speed table centrifuge convenient for fixing a test tube, the low-speed table centrifuge comprises a shell, the bottom of the inner wall of the shell is provided with a driving mechanism, the top of the driving mechanism is connected with a centrifugal frame, and the centrifugal frame is provided with a plurality of placing holes in an annular array; and clamping claws are arranged in the multiple placing holes. According to the low-speed table type centrifugal machine convenient for fixing the test tube, a push plate is matched with a telescopic rod to downwards apply pressure to a connecting plate, so that the connecting plate drives a plurality of swing rods to swing while moving downwards, the plurality of swing rods push a plurality of push rods, and the push rods push movable claws to move towards corresponding fixed claws; and the fixed claw is matched with the movable claw to clamp and fix the test tubes in the placing holes, so that the effects that the multiple test tubes can be conveniently and simultaneously clamped and fixed, the multiple test tubes do not need to be fixed one by one, the fixing speed of the multiple test tubes is increased, and the overall working efficiency of the centrifugal machine is improved are achieved.

The utility model discloses a brush capable of telescopically adjusting a cleaning part, which belongs to the technical field of test tube cleaning brushes, and comprises a rod body, bristles, a sleeve and a position adjusting component, the bristles are arranged at one end of the rod body, the position adjusting component comprises a driving mechanism, a rotating ring and a telescopic rod, the rotating ring is connected with the sleeve through the telescopic rod, and the telescopic rod is connected with the rod body. The length of the sleeve in the extending direction of the rod body is slightly smaller than that of the bristles in the extending direction of the rod body, the vertical bristle inserting mode is adopted, the sleeve with the position capable of being adjusted is matched, and therefore the exposure degree of the cleaning part of the brush with the vertically-inserted bristles is adjusted, on one hand, the applicability to different instruments is improved, and on the other hand, the practicability is high. On the other hand, for instruments with round bottoms and the like, the round bottoms are covered in the mode that the bristles are scattered, so that cleaning is more convenient, and damage to the instruments is reduced due to the fact that the middles of the bristles make contact with the instruments during cleaning.

The utility model provides a test disc loading mechanism for a blood coagulation analyzer, which relates to the technical field of medical instruments and comprises a test tube rack conveying mechanism, a test tube conveying and separating mechanism, a test tube rack and a sample test tube, the test tube rack conveying mechanism is used for conveying a test tube rack, so that the test tube rack can reach a preset position; the test tube conveying and separating mechanism is used for separating the test tube rack from the sample test tube. During use, the test tube rack is placed at the blood drawing window, sample test tubes are directly inserted into the test tube rack in sequence after blood drawing, and during loading, the test tube rack with the sample test tubes only needs to be placed in the test tube rack conveying mechanism, so that the test tube rack is conveyed by the test tube rack conveying mechanism in sequence, and the sample test tubes are clamped by the test tube conveying and separating mechanism; the sample test tubes are separated from the test tube rack, enter the blood coagulation analyzer and are driven by the test disc to a detection position for detection, so that the effect of improving the disc loading convenience of the blood coagulation analyzer is achieved.

The novel liquid nitrogen box comprises a box body, the upper end of the box body is of an opening structure, a box cover is arranged at the upper end of the box body, the box cover is connected with the box body through a buckle, the upper ends of the side walls of the front end and the rear end of the box body are each provided with three support containing grooves, each support containing groove is of an arc-shaped structure, and three supports are arranged in the box body. The supports are distributed at equal intervals, arc-shaped clamping rods are fixedly arranged above the supports, one ends of the arc-shaped clamping rods extend out of the box body through the support containing grooves, the upper ends of the arc-shaped clamping rods make contact with the box cover, a supporting plate is fixedly arranged below the position between the supports, and a plurality of fumigation holes are formed in the supporting plate. The support is fixedly provided with two placing plates above the supporting plate, the placing plates are distributed at equal intervals, and the structure solves the problems that the test tube support is easy to shake and the introduction amount of liquid nitrogen is difficult to grasp.

The invention discloses a multi-layer uniform mixing method for microorganism culture, which comprises the following steps: putting: putting microorganisms to be cultured and a culture solution into test tubes, and putting the test tubes into a plurality of culture cavities arranged in a culture box layer by layer in batches; temperature regulation: independently regulating and controlling the temperature in the plurality of culture cavities by a temperature regulation and control mechanism; uniformly mixing: the test tubes revolve and rotate in the incubator, and meanwhile, the test tubes are pushed to oscillate in a small amplitude under the action of an oscillation mechanism, so that the microorganisms and the culture solution are uniformly mixed. The incubator is provided with a plurality of culture cavities, bin doors are hinged to the front sides of the culture cavities, the incubator comprises trays, rotating discs, placement grooves, oscillation blocks and a temperature regulation and control mechanism, the trays are installed in the culture cavities in a sliding mode, the rotating discs are rotatably arranged at the tops of the trays, and the placement grooves rotate while rotating along with revolution of the rotating discs. The invention is used for solving the problem of inaccurate detection result caused by poor mixing effect of the existing mixing device.

The utility model relates to the field of medical instruments, and discloses a centrifugal mechanism of a full-automatic liquid-based cell slide-making and dyeing all-in-one machine, which comprises a liquid-based cell slide-making and dyeing all-in-one machine body, and a top cover is hinged on the outer wall of the liquid-based cell slide-making and dyeing all-in-one machine body. The inner wall of the liquid-based cell slide preparation and dyeing all-in-one machine body is slidably connected with a sedimentation cabin, a test tube is placed at the top of the sedimentation cabin, the outer wall of a top cover is rotatably connected with a gear, the outer wall of the gear is fixedly connected with a cleaning rod, and the inner wall of the top cover is fixedly connected with a sealing ring plate; a rotating disc is slidably connected into the inner wall of the sealing ring plate. According to the cleaning device, the ultrasonic transducer at the bottom end of the cleaning rod is matched with physical cleaning of the cleaning rod, stubborn stains and cell residues on the inner wall and the bottom of a test tube can be efficiently removed, the cleaning effect is remarkably improved, it is guaranteed that a sample is not interfered by impurities in subsequent liquid-based cell preparation dyeing operation, and the detection accuracy is improved.

This utility model discloses a testing device for pathological specimens, relating to the technical field of pathological specimen testing equipment. It includes a placement box, a testing mechanism, and a movable seat. The placement box has a hinged door on its front. The testing mechanism is mounted on the top of the placement box and is connected to it. Two first sliding grooves are formed on the bottom surface of the placement box. The bottom of the movable seat is slidably connected to the two first sliding grooves via a sliding connector. Two second sliding grooves are formed laterally on the top of the movable seat. An adjustable clamping and fixing mechanism is included, comprising a limiting frame, a bearing seat, a double-ended lead screw, a brake motor, and a clamping base. The limiting frame is fixed to the top of the movable seat by multiple support legs, and a through-hole limiting groove is formed inside the limiting frame. This utility model can be applied to the limiting and fixing of test tubes of various sizes, greatly improving the applicability and practicality of the device.

The utility model discloses a red blood cell osmotic brittleness colorimetric experiment analyzer which comprises a working stand, a centrifugal assembly used for separating red blood cells is fixedly arranged on the upper surface of the working stand, a solution assembly used for placing solutions with different concentrations is fixedly arranged on the upper surface of the working stand, the solution assembly comprises a solution box, and a mixing assembly comprises a limiting disc. The mounting block is fixedly mounted on the upper surface of the sliding block, one side of the drawing block and the telescopic end of the telescopic motor are mounted through a bolt, the drawing end of the negative pressure suction pipe and the drawing block are fixedly mounted, the negative pressure suction pipe is arranged on the upper surface of the reagent bottle in a sliding mode, and the negative pressure suction pipe extracts solutions in the reagent bottle and puts the solutions in the mixing test tube. The negative pressure suction tube is driven by the telescopic motor to move between the reagent bottle and the mixing test tube, and a required amount of solution is sucked under the action of negative pressure; and then the solution is moved above the mixing test tube, and the solution is released into the test tube, so that powerful support is provided for the erythrocyte osmotic brittleness experiment, and errors caused by manual operation are reduced.

The application relates to the technical field of oil product detection, in particular to a full-automatic condensation point tester and a determination method, which comprises a base and a test tube, the top of the base is fixedly connected with a mounting seat, the surface of the base and the mounting seat is provided with a test bath mechanism and a supporting mechanism, the test bath mechanism enables the test tube placed in the test bath mechanism to be adjusted at multiple angles by rotating the test bath driven by a motor, replaces the original manual bolt structure, controls the rotating angle of the motor through a preset program, realizes accurate positioning, avoids the complicated operation of adjusting each hole in the original structure, prevents the angle from deviating during the test by mechanically clamping and locking the rotating shaft, and then the motor and the electric push rod replace manual adjustment, realize double locking effect, can prevent accidental displacement, and improve the accuracy and efficiency; the clamping mechanism enables four arc-shaped clamping plates to exert uniform radial pressure on the outer wall of the test tube through the first spring, the inner diameter of the clamping plate is designed to gradually increase from top to bottom, and different outer diameter test tubes are compatible.

A test tube extracting device relates to the technical field of medical treatment and comprises a supporting bottom plate, a protective shell arranged above the supporting bottom plate, a connecting rod fixedly connected to the front surface of the supporting bottom plate, a connecting shell arranged on the rear surface of the connecting rod, a belt arranged in the connecting shell, two pairs of cleaning brushes arranged below the connecting shell, and a fixing block arranged on the upper surface of the supporting bottom plate. The left surface of the fixing block is fixedly connected with a first connecting block, two pairs of test tube bodies are arranged in the connecting shell, a first clamping groove is formed in the lower surface of the first connecting block, and a limiting block is movably clamped in the first clamping groove. A second threaded rod is rotationally connected into the supporting bottom plate, bevel gears are fixed to the surfaces of the second threaded rod and the rotating rod, and the rotating rod drives the two bevel gears to be meshed with each other in the rotating process.

The utility model relates to the technical field of blood preservation, in particular to a stable preservation liquid device for preserving plasma free DNA for a long time, which comprises a preservation liquid device main body, the upper surface of the preservation liquid device main body is fixedly connected with a supporting material receiving shell, and the inner ring surface of the supporting material receiving shell is fixedly connected with a mounting block. And an extended threaded rod is inserted into the surface of the inner ring of the mounting block in a limiting manner. According to the stable preserving fluid equipment for preserving plasma free DNA for a long time, a preserving test tube can be clamped through a fixing plate, the temperature can be adjusted after ice blocks are added into a supporting material collecting shell, and after the temperature is adjusted, a pull handle needs to be pulled, so that the preserving fluid equipment can be used for preserving plasma free DNA stably. And then a user can take down the piston from the supporting material collecting shell, so that ice blocks in the supporting material collecting shell can be replaced, and the preserving fluid equipment can be conveniently transferred to a site through a plurality of universal wheels fixedly connected to the surface of the bottom of the preserving fluid equipment main body and an operation handrail.

1. The name of the design product: general type auxiliary urine collector. 2. The use of the design product: the design product is used for cooperating with urine sediment test tube to quantitatively collect urine. 3. The design points of the design product: in shape. 4. The picture or photo best indicating the design points: perspective view.

The application relates to a centrifugal device and method for detecting animal serum samples and relates to the technical field of serum sample detection. The device comprises a body, a spline is rotationally connected to the bottom of the body cavity through a motor, a bracket is connected to the upper end of the spline in a concave-convex abutting mode, an electrically conductive slip ring is arranged on the outside of the motor output end of the bottom of the body cavity, and a stator on the outside of the electrically conductive slip ring is fixed in the cavity of the body through a connecting rod. Through cooperation of a clamping assembly, a sleeve, a clamping seat and a tube clamp, the clamping seat is driven to rotate by rotating the rotating sleeve, the tube clamp is opened and closed in an interlaced mode through meshing of the connecting plate and the gear, various sizes of serum test tubes can be clamped, special parts need not be replaced, work efficiency is improved, meanwhile, when the number of test tubes is odd, the gravity sensor senses the weight, the electric push rod pushes the connecting frame on the symmetrical position to adjust the position, the gravity center is adjusted through cooperation of the rotating structure, the bracket is balanced, sample spilling and pollution are avoided.