518 results about "Reagent bottle" patented technology

The invention discloses an automatic electrochemical experiment platform, and relates to the technical field of electrochemical experiments. The powder cylinder frame is suitable for placing a powder cylinder; the sample bottle box is suitable for placing a sample bottle; a solid sample adding device; the liquid sample adding device is communicated with the liquid reagent bottle; a dissolving assisting device; a sampling device; the micro-channel flowing electrolytic tank is communicated with the sampling device; the electrochemical measuring device is electrically connected with the micro-channel flow electrolytic tank; the mechanical arm is suitable for moving the sample bottle among the sample bottle box, the solid sample adding device, the liquid sample adding device, the dissolving assisting device and the sampling device and is suitable for moving the powder barrel between the powder barrel frame and the solid sample adding device. The automatic electrochemical experiment platform provided by the embodiment of the invention has the advantages of high automation degree, high experiment efficiency, convenience for realizing high-throughput and standardized experiment requirements and the like.

The utility model provides an ELISA (Enzyme Linked Immunosorbent Assay) kit which comprises a kit body and a kit cover, a partition plate is fixedly connected to the top of the kit body, a drawer is embedded and inserted into the kit body, the top of the partition plate is fixedly connected with a supporting plate through a spring, an insertion plate is fixedly connected to the bottom of the supporting plate, the insertion plate and a limiting plate are correspondingly distributed, and the kit cover is attached to a placing mechanism. And the placing mechanism is fixedly mounted on the top surface of the supporting plate. The kit body is used for placing elisa plates and other reagent bottles, separate storage can be achieved, meanwhile, the reagent bottles are stored and fixed, the stability in the carrying process is ensured, the damage problem is avoided, the elisa plates can be conveniently taken and used by arranging the drawer, the elisa plates can be conveniently stored by utilizing the supporting plate and the placing plate, and the kit is convenient to use. According to the ELISA kit, the drawer can be unlocked by opening the kit cover, and the pressing plate on the kit cover can be used for pressing and storing the ELISA plate, so that the stability of the ELISA plate in the carrying process is ensured, various articles are convenient to take and place, and the use convenience of the ELISA kit is improved.

The utility model relates to the technical field of chromatographic instruments, in particular to a high-precision liquid chromatograph which mainly comprises a placement assembly fixedly mounted at the top end of a chromatographic instrument body, a position adjusting assembly is clamped on the inner side of the placement assembly, and extrusion buffer assemblies are fixedly mounted on the left side and the right side of the position adjusting assembly; the clamping adjusting assembly is fixedly connected to the inner side of the extrusion buffering assembly, and the stable adjusting assembly is fixedly installed at the bottom ends of the left side and the right side of the chromatograph body and makes contact with the ground to be adsorbed and fixed. According to the high-precision liquid chromatograph, position adjustment is carried out through sliding of the position adjusting assembly in the placing assembly, telescopic extrusion adjustment is carried out through the extrusion buffering assembly arranged on the inner side, the clamping range of the inner side can be controlled, reagent bottles can be conveniently fixed in multiple ranges in cooperation with the multi-size detachable design of the clamping adjusting assembly, and the stability of the high-precision liquid chromatograph is improved. And the stable adjusting assembly is used for connecting and fixing, and pressing adsorption can be adjusted in the using process.

The utility model relates to the technical field of experimental equipment, and provides a reagent adding device which comprises a peristaltic assembly, an air pump, a first switch valve and a controller, the peristaltic assembly comprises a peristaltic pump, and an inlet of the peristaltic pump is communicated with a reagent bottle through an input pipe; an outlet of the peristaltic pump is communicated with the sample cup through an output pipe; an inlet of the air pump is communicated with air, and an outlet of the air pump is communicated with an inlet of the peristaltic pump through an exhaust pipeline; the first switch valve is arranged on the exhaust pipeline; the peristaltic pump, the air pump and the first switch valve are electrically connected with the controller, the controller controls the peristaltic pump to operate based on a target value, and after the target value is reached, the controller controls the peristaltic pump to stop, the air pump to start and controls the first switch valve to open. By controlling the operation of the peristaltic pump, the air pump and the first switch valve, the reagent adding amount can be accurately controlled, the reagent is prevented from being retained in the peristaltic pump and the output pipe, and the reliability and the accuracy of the reagent adding process are improved.

The utility model discloses a reagent bottle for drug detection, and belongs to the technical field of drug detection. Comprising a supporting base, a fixed backup plate is arranged on one side of the supporting base, a bearing ring is arranged in the fixed backup plate, a rotating rod is transversely arranged in the bearing ring, and a clamping assembly is connected to one side of the rotating rod. A limiting plate enables a double-toothed plate to controllably slide back and forth in the empty box body to drive a main gear to rotate, the main gear rotates to drive a rotating rod on one side to rotate, and the double-toothed plate reciprocates to directly drive a reagent bottle body clamped in a clamping assembly to oscillate in a reciprocating manner, so that drugs in the reagent bottle body can be stably shaken and mixed; the reagent bottles are prevented from falling off, the auxiliary gear rotates synchronously with the main gear under the movement of the double-toothed plate, and the auxiliary gear mainly plays a role in auxiliary rotation, so that the double-toothed plate can smoothly move back and forth.

The invention provides an automatic filling production line for an in-vitro detection reagent, which realizes automation of feeding, filling, weighing, film sealing and leakage testing, not only improves the filling efficiency and precision and reduces personal errors, but also saves the cost and time and improves the user experience. The system comprises a reagent bottle feeding and sorting module which comprises a reagent bottle feeding mechanism and a reagent bottle sorting structure; a reagent bottle feeding module; a laser marking and code scanning module; an automatic filling and weighing module; automatic film supply and heat sealing of the film group are realized; an automatic film cutting and waste film collecting module; a leakage test mechanism; a reagent bottle conveying line; and an automatic discharging and transferring module. The reagent bottle conveying line is respectively provided with a plurality of reagent bottle placing racks which are arranged at equal intervals along the length direction of a line body, each reagent bottle is clamped and supported by two side arms of the reagent bottle placing racks from top to bottom, and the reagent bottle conveying line comprises an upper conveying line and a lower return line.

The utility model discloses a reagent bottle, tissue dehydration equipment and tissue treatment equipment, and relates to the technical field of medical examination. The reagent bottle comprises a bottle body, wherein a cavity for accommodating a solution is formed in the bottle body; at least one opening communicated with the cavity is also formed, and the solution flows into the cavity through the opening; a connecting part is arranged in the cavity, the two ends of the connecting part are connected with the two inner walls oppositely arranged in the cavity respectively, and the connecting part is located in the middle of the inner walls. According to the reagent bottle, not only is the local rigidity improved, but also the possibility of forming process problems such as sink marks and warping of the bottle body is reduced, the anti-swelling performance of the reagent bottle is guaranteed, and meanwhile the cost and the process feasibility are considered.

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 invention provides a laboratory reagent distribution device and a laboratory reagent distribution method. The distribution device comprises a rack, a distribution quantity control mechanism arranged on the rack, a pressure transmission assembly and a multi-channel cooperative control valve group, the distribution quantity control mechanism is used for generating distribution pressure with preset volume, a pressure outlet of the distribution quantity control mechanism is connected with a first transmission port of the pressure transmission assembly, and a second transmission port of the pressure transmission assembly is connected with an air inlet of the multi-channel cooperative control valve group; the multi-channel cooperative control valve set comprises a valve element and a valve seat, a main air guide channel is arranged in the valve element, a plurality of branch air guide channels are arranged around the center of the valve seat in the radial direction of the valve seat, and the valve element is rotationally connected with the valve seat so that the main air guide channel can be communicated with any branch air guide channel. The plurality of branch air guide channels are respectively connected with a plurality of reagent bottles in a one-to-one correspondence manner; each reagent bottle is connected with a liquid outlet pipe group for distributing reagents; the method can be suitable for a small-scale intermittent experiment mode, the comprehensive utilization rate of the reagent can be improved, and the taking process is simplified.

The utility model discloses an exosome content detection kit which comprises a kit body, a kit cover is connected above the kit body, a supporting mechanism is placed in the kit body, a placing partition plate is fixedly connected to the inner wall above the supporting mechanism, a drying assembly is fixedly connected to the inner wall below the supporting mechanism, and the drying assembly is connected with a drying device. And a ventilation assembly is placed above the drying assembly. The fixing bottom frame and the fixing top frame can be conveniently connected and supported through the connecting supporting rods, so that the whole kit body can be reinforced and supported by the fixing bottom frame and the fixing top frame, meanwhile, the strength of the kit body in use can be improved through the reinforcing rods, and the kit body is prevented from being damaged when falling or extruding. Meanwhile, the reagent bottles can be conveniently limited and placed through the placing partition plates fixedly connected to the inner sides of the connecting supporting rods.

The invention discloses a design method of a kit for detection and the kit, and relates to the technical field of nutritional index detection.The kit comprises a kit body, a plurality of hole sites are formed in the kit body and used for containing a pipetting device, a sample and a reagent solution in the testing process, and the hole sites integrate all functions needed by single testing; and a unique bar code is correspondingly arranged on the surface of the kit body. When the kit is used, all reagents needed in the single-person testing process are independently packaged in the multiple hole sites of the kit respectively, the reagents are used in a single time, a user does not need to make contact with other parts of reagents, and cross contamination between samples and the reagents is reduced from the source. And each kit is used corresponding to a single test, so that the problem of long-term opening when a reagent bottle is matched with an instrument interface in the prior art can be avoided, and reagent pollution factors are reduced. The accuracy and the reliability of a detection result are further improved through the multi-hole-site arrangement.

A fibrin degradation product determination kit comprises a kit body, a kit cover, a fixed seat, a movable plate, a deflector rod, a top plate, a positioning plate and a positioning rod, the upper portion of the kit body is connected with the kit cover, the kit body is provided with a connecting lug, the kit cover is provided with a connecting block, the connecting lug is connected with the connecting block through a shaft rod, and the shaft rod is sequentially connected with the connecting lug, the connecting block, a kit body connecting lock seat and a kit cover connecting lock tongue. The box body is internally connected with a fixed seat, the fixed seat is provided with a plurality of placing holes, the placing holes are matched with reagent bottles, the reagent bottles penetrate through the placing holes, the bottoms of the reagent bottles are connected with the box body, and the upper parts of the reagent bottles are connected with the fixed seat.

The utility model relates to the technical field of titration reactors, and discloses a titration reactor for detection, which comprises a titration mechanism, a clamping assembly is arranged outside the titration mechanism, the clamping assembly comprises a clamping block, a groove is arranged in the clamping block, a first clamping block is slidably connected in the groove, a rotating shaft is rotatably connected below the first clamping block, and a second clamping block is arranged below the rotating shaft. And a second clamping block is rotationally connected to the lower portion of the rotating shaft, the second clamping block is hinged to one side of the rotating shaft, a first telescopic rod is fixedly connected to one side of the baffle, and a first reset spring sleeves the first telescopic rod. According to the titration reactor for detection, the elasticity of a first reset spring is recovered, a baffle is pushed to move, a first clamping block is pushed to rotate along a rotating shaft, the first clamping block is attached to the outside of a reagent bottle, meanwhile, the elasticity of a second telescopic spring is recovered to push a second clamping block to move, the second clamping block clamps the reagent bottle, and therefore clamping of the reagent bottle is completed; the use of the reagent bottle is ensured, and the reagent bottle is prevented from toppling.

The utility model belongs to the technical field of chemical equipment, and discloses a low-temperature dangerous chemical reagent storage cabinet. A low-temperature dangerous chemical reagent storage cabinet comprises a storage cabinet body, an equipment placement cabinet, a support, a cabinet door and a reagent placement table, the storage cabinet body is in a hollow shape with an opening in one longitudinal side, and the reagent placement table can be detachably installed in the storage cabinet body; the equipment placing cabinet is arranged below the storage cabinet body in a connected mode, cooling equipment can be placed in the equipment placing cabinet, and the support is arranged below the equipment placing cabinet in a connected mode. Through cooperative work of the heat absorber and the closed-loop water cooling system, rapid cooling is achieved, the low temperature in the cavity is maintained, the cooling device is suitable for chemical reagents sensitive to the temperature, the damping device effectively absorbs vibration of the cooling device, and collision between reagent bottles caused by vibration generated when the cooling device works is avoided.

This utility model relates to a reagent bottle, belonging to the technical field of laboratory equipment. The reagent bottle includes a bottle body, a connecting cap, and a Luer cap; the bottle mouth of the bottle body connects to the large opening of the connecting cap; a Luer connector is provided on the side of the connecting cap away from the bottle mouth, and the Luer connector connects to the Luer cap; a silicone gasket is provided between the bottle body and the connecting cap, and a polydimethylsiloxane coating is provided at the contact point between the bottle body and the silicone gasket. The connecting cap is used to close the large bottle mouth, the Luer cap is used to close the connecting cap, the bottle mouth is used to inject reagent into the bottle, the Luer connector is used to remove reagent to prevent waste during removal, and the polydimethylsiloxane coating is used to reduce reagent residue at the bottle mouth and on the bottle body; the entire assembly is connected by threads, and the triple-seal design achieves overall sealing of the reagent bottle.

1. The name of the design product: reagent bottle. 2. The use of the design product: for containing reagent. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The utility model belongs to the field of laboratory storage devices, and particularly relates to a wall-mounted experiment table top storage device for a chemical teaching laboratory, which comprises a back plate (15), a folding iron support assembly and a wall-mounted commodity shelf assembly, a mounting groove (1) and a magnetic suction plate (2) are respectively and fixedly arranged on the back plate (15) in the longitudinal direction; the folding iron stand assembly comprises a fixed sleeve (5), a telescopic frame and a supporting rod (9); the left end and the right end of the telescopic frame are connected with the fixing sleeve (5) and the supporting rod (9) respectively. A hanging piece (4) is fixedly arranged at the position, corresponding to the mounting groove (1), of the fixed sleeve (5); the wall-mounted storage rack accessories comprise a wall-mounted dual-purpose pipette rack (13) and a wall-mounted reagent rack (14). According to the utility model, the space occupancy rate is low, the experiment efficiency is high, the iron stand can be folded for storage, the height of the back plate is adjustable, and the layout of glass instruments and reagent bottles can be flexibly adjusted.

This invention provides an automated analytical apparatus for reagent dispensing where the lid of the reagent container does not obstruct reagent dispensing. An automated analytical apparatus for analyzing samples is characterized by comprising: a reagent dispensing unit that dispenses reagents from reagent bottles containing a plurality of reagent containers arranged in one direction, the plurality of reagent containers holding reagents used in the analysis of the sample; a reagent rack that holds the reagent bottles, the reagent rack having a lid opening portion that opens a lid corresponding to an upward opening of the reagent container along the arrangement direction of the reagent containers; and a lid fixing portion that fixes the lid outside the path through which it is inserted into the reagent dispensing unit.

The utility model relates to the technical field of kits, and discloses a liquid-based cell preservation liquid kit which comprises a kit body, and an adjusting mechanism is arranged on the inner side wall of the kit body; the adjusting mechanism comprises a guide plate, a partition plate is fixedly connected to the side wall of the inner side of the kit, the whole partition plate is folded, a positioning assembly is arranged on the outer wall of the partition plate, a moving plate is slidably connected to the inner wall of the guide plate, and the bottom end of the moving plate is elastically connected with a limiting plate through an elastic telescopic rod. Limiting holes are formed in the outer wall of the partition plate, and a supporting mechanism is arranged on the inner wall of the kit. According to the utility model, when the number of the cell preservation liquid reagent bottles is large, the limiting plate can be moved upwards, and then the left partition plate can be unfolded rightwards, so that the whole left partition plate is enlarged, more cell preservation liquid can be placed, another kit does not need to be selected for storage, and the whole operation is relatively simple.

The utility model relates to the field of biological medicine experiment technology, concretely is a kind of reactor of rotary sealed pipetting, including the rotary cover for being inserted with syringe body and the sealing cover for being detachably connected with reagent bottle body, the rotary cover is sleeved in the sealing cover far from the one end of reagent bottle body far from syringe body, and the upper cavity of sealing cover is provided with annular sealing washer between sealing cover and rotary cover, the surface of annular sealing washer is provided with a plurality of sealing washer through holes. The utility model can form a stable conduction structure capable of switching by rotation by the cooperation of rotary cover, sealing cover, annular sealing washer and fixing nut;And the structure can make reagent bottle body and external container communicate, then combine commercial syringe body, ensure the accuracy of pipetting by using own capacity scale, then realize the accurate injection or suction of liquid, finally achieve small volume closed pipetting.

The dry-wet separation reagent bottle comprises a bottle body, a bottle cap, a pressing piece, a puncturing piece and a sealing piece, the bottle body is rotatably connected with the bottle cap, the bottle body is provided with a placing cavity and a bottle opening communicated with the placing cavity, freeze-dried powder is placed in the placing cavity, the bottle cap is provided with an opening, and the opening is communicated with the bottle opening. The sealing part is installed at the opening, the sealing part and the bottle cap define a containing cavity, a redissolving buffer solution is placed in the containing cavity, the pressing part is installed on the bottle cap, the puncturing part is arranged in the containing cavity and connected with the pressing part, the pressing part is pressed to drive the puncturing part to move towards the sealing part, the bottle cap is rotated to drive the pressing part and the puncturing part to rotate, and the sealing part and the bottle cap are sealed. The pressing piece is arranged to drive the puncturing piece to move, and the bottle cap drives the puncturing piece to rotate, so that the sealing piece can be scratched, freeze-dried powder can be redissolved through the action of pressing and rotating, operation is easy and convenient, the problem of manual operation errors is solved, and therefore the working efficiency is improved.

The invention belongs to the technical field of analysis and detection, and relates to a device and a method for measuring the content of biuret in a urea hydrolysis reaction system. An outlet of the urea solution preparation tank is respectively connected with an inlet of the urea hydrolysis reactor and an inlet of the constant-temperature water bath; a drain outlet of the urea hydrolysis reactor is connected with an inlet of the cooling device; the cooling device outlet is connected with the constant-temperature water bath kettle inlet; an ethanol inlet and a nitrogen inlet are formed in the constant-temperature water bath kettle; an outlet of the constant-temperature water bath is connected with a first inlet of the reaction center; an online spectrophotometer is arranged in the reaction center; a second inlet of the reaction center is connected with an outlet of the multi-channel switching valve; a plurality of inlets of the multi-channel switching valve are respectively connected with an alkaline potassium sodium tartrate solution reagent bottle, a copper sulfate solution reagent bottle and a demineralized water reagent bottle. The online accurate measurement of the biuret concentration in the urea hydrolysis system is realized, and the technical problems of low efficiency and many interference factors of the traditional offline detection are effectively solved.

The utility model discloses a trace moisture meter capable of automatically discharging and adding liquid, and relates to the technical field of chemical equipment. The device comprises an electrolytic tank, a reagent bottle and a moisture meter main machine, a plug hole is formed in an upper end opening of the electrolytic tank, a connecting plug with the lower portion plugged in the plug hole is arranged on the plug hole, the connecting plug comprises a plug body with the circumferential face of the lower portion being a conical face, and a detachably-installed plug cap is arranged on the upper portion of the plug body. A first sealing gasket is arranged between a top plate of the plug cap and the upper end face of the plug body, the plug body, the first sealing gasket and the plug cap are provided with a liquid adding pipe hole and a liquid discharging pipe hole correspondingly, a liquid adding pipe and a liquid discharging pipe are installed in the liquid adding pipe hole and the liquid discharging pipe hole respectively, and the liquid adding pipe and the liquid discharging pipe are tightly matched with the inner wall of the liquid adding pipe hole and the inner wall of the liquid discharging pipe hole in the first sealing gasket. According to the liquid discharging and adding mechanism disclosed by the utility model, the liquid adding pipe and the liquid discharging pipe can be mounted on the electrolytic tank through the connecting plug, and the connecting plug can be taken down and replaced by a drying pipe in a moisture measurement process, so that a sample is prevented from entering a liquid discharging and adding pipeline in the measurement process.

The utility model discloses a reagent bottle safety connecting device, including bottle stopper, anti-sticking connecting piece and connecting rope, the bottle stopper is used for inserting in the inlet end of reagent bottle, the anti-sticking connecting piece wraps the outer surface of the bottle stopper and is detachably connected with the bottle stopper, the connecting rope passes through the top of the bottle stopper, the anti-sticking connecting piece is detachably connected with the bottle stopper, and the connecting rope is detachably connected with the anti-sticking connecting piece. The anti-sticking connecting piece is movably arranged on the connecting rope, and the connecting rope can be connected with bottle plugs of other reagent bottles. The utility model further discloses a reagent bottle assembly which comprises the reagent bottle and the reagent bottle safety connecting device. According to the utility model, the bottle plug has an anti-loss function, and the bottle plug can be effectively prevented from being adhered to the inlet end of the reagent bottle.

The technical problem this invention aims to solve is to provide a device for aseptic bagging of cell suspension in culture bags. This device effectively avoids cell suspension exposure and reduces the risk of contamination. The device includes a reagent bottle and a feeding bottle cap. A dispensing tube is installed on the feeding bottle cap. The lower end of the dispensing tube is connected to a sampling tube, a sampling head, and a shunt tube via a first Y-shaped connecting fitting. The lower end of the shunt tube is connected to a first shunt branch and a second shunt branch via a second Y-shaped connecting fitting. A third clamp structure is installed on the first shunt branch, and a fourth clamp structure is installed on the second shunt branch. A cell culture bag or a venting tube is connected to the lower end of the first and second shunt branch via a connector. An air filter is installed at the lower end of the venting tube. An air inlet component is also installed on the feeding bottle cap. This device ensures that the cell suspension is not exposed during the entire operation, effectively reducing the risk of contamination during the bagging process.

The invention provides a high-toughness low-temperature-resistant PE material and a reagent bottle thereof, and belongs to the technical field of macromolecules. The composite material comprises high molecular weight polyethylene, maleic anhydride grafted low molecular weight polyethylene, a toughening agent, a p-methylsalicylic acid amphiphilic block oligomer, a hydrogenated abietic acid amphiphilic block oligomer and an antioxidant. Through cooperation of multiple components, the performance of the polyethylene material is broken through; the key point is that two amphiphilic block oligomers with complementary functions are introduced at the same time: one of the amphiphilic block oligomers ensures that stress is efficiently transferred between a matrix and a flexibilizer, and the potential of the flexibilizer is fully exerted; another one creates a nanoscale energy dissipation center within the matrix, initiating micro-plastic deformation. And the two collaboratively construct a three-dimensional toughening network. And finally, the high strength of the material is maintained, the impact toughness far beyond that of a conventional system is obtained, and the industrial problem that the strength and the toughness are difficult to consider is solved.

The invention relates to the field of optical measurement, and discloses a method, system and related equipment for measuring liquid level height and liquid film thickness, and the method comprises the following steps: after a laser emitter emits at least two laser beams with different incident angles to the liquid level in a reagent bottle, obtaining the incident angle of each laser beam; based on the incident angle, determining an internal refraction angle after each laser beam irradiates the liquid film; obtaining the transverse offset of each laser beam; wherein the transverse offset is the offset between the laser emission position and the position of the preset observation point after the laser is refracted by the liquid in the reagent bottle; and calculating the height of the liquid level and the thickness of the liquid film based on each transverse offset and each internal refraction angle. Through multi-angle laser incidence and refraction change among air, the liquid film and the liquid, calculation of the liquid level height and the liquid film thickness is achieved, and the technical effects of being rapid, accurate, free of contact and capable of achieving real-time measurement are achieved.

The utility model relates to the technical field of transportation equipment, in particular to a safety protection box for disinfection reagent transportation, which comprises a transportation box and a cover plate adaptively mounted on the transportation box, and a limiting component is arranged in the transportation box; the limiting assembly comprises disinfection reagent containing cylinders, the disinfection reagent containing cylinders are of a conical cavity structure, the disinfection reagent containing cylinders are installed on a partition plate in the transport box and the lower end face of a cover plate respectively, and the disinfection reagent containing cylinders can be perfectly attached to the bottoms of disinfection reagent bottles of different specifications through the unique conical cavity structure of the disinfection reagent containing cylinders. Stable supporting is provided, the bottom studs are spirally installed in the screw cavities formed by the cover plate and the partition plate in an array mode, the flexible and stable installation mode is achieved, the layout and number of the containing cylinders can be adjusted at will according to the number and specification of actually transported reagent bottles through the design, all-dimensional accurate fixing of the reagent bottles is achieved, and the reagent bottles are fixed more stably. The shaking of the reagent bottles in the transportation process is effectively avoided, and the transportation safety is greatly improved.

This utility model belongs to the field of medical device technology, and particularly relates to a cytokine flow cytometry detection kit, including a reagent bottle and a storage box. The reagent bottle is snapped into a limiting tube. A partition plate is snapped into the inside of the storage box, and a bottle holder slot is opened on the partition plate. The bottom of the reagent bottle is inserted into the bottle holder slot. A limiting cardboard is movably set on the inner wall of the storage box. The bottom of the partition plate abuts against the bottom of the inner wall of the storage box, and the top abuts against the bottom of the limiting cardboard. In this utility model, the limiting tube can limit the pipette tip, preventing the pipette tip from falling into the reagent bottle during the process of using the pipette to draw liquid, which would prevent the operator from being unable to quickly remove the tip. The limiting cardboard can limit the top of the partition plate, preventing the partition plate from being pulled out with the bottle when the operator pulls the reagent bottle out of the bottle holder slot.

A self-cleaning and base line stabilizing device of an automatic nutritive salt analyzer comprises a reaction assembly used for mixing a sample liquid sample, air and a corresponding reaction reagent to complete a chromogenic reaction; the light splitting detector is connected with the output end of the reaction assembly through a first connecting pipe; the cleaning assembly at least comprises a change-over valve, a second connecting pipe and a first peristaltic pump, the change-over valve is arranged on the first connecting pipe and located between the reaction assembly and the light splitting detector, one end of the second connecting pipe is connected with the change-over valve, the other end of the second connecting pipe can be connected with a reagent bottle filled with hydrochloric acid, and the second connecting pipe is sleeved with the first peristaltic pump. According to the method, pollution caused by adsorption of the flow cell can be actively prevented, the whole process only needs short time, baseline drift caused by adsorption of the chromogenic complex is prevented, the working efficiency is remarkably improved, and finally synchronous improvement of the determination efficiency and the data stability is achieved.