11261results about "Shaking/oscillating/vibrating mixers" patented technology

The invention relates to the technical field of reagent detection, and discloses a reagent detection device and a using method thereof.The reagent detection device comprises a fixing base, a supporting base is arranged on the outer side of the fixing base and driven by a motor in the fixing base, a plurality of reagent mixing mechanisms are installed on the supporting base, and each reagent mixing mechanism comprises a first rotating sleeve; the end part of a rotating shaft of the first rotating sleeve is connected with a support frame, a second rotating sleeve is rotationally arranged in the first rotating sleeve, and the second rotating sleeve is used for clamping a reagent tube. According to the reagent detection device, when a supporting seat rotates, a first transmission gear is in intermittent contact with an arc-shaped rack, so that a first rotating sleeve drives a reagent tube to perform inclination state adjustment, and meanwhile, a second transmission gear is meshed with a fixed gear ring to generate rotation, so that the second rotating sleeve drives the reagent tube to quickly rotate; therefore, the reagent tube rapidly rotates in an inclined state to drive the solution in the reagent tube to roll over, so that the solutions at different heights are mixed and exchanged, and the mixing effect of the solutions is improved.

The invention discloses a stirring device for fine chemical engineering and relates to the technical field of fine chemical engineering, the stirring device comprises a stirring tank and further comprises a stirring device, a feeding pipe is fixedly mounted at the top of the stirring tank, a discharging pipe is fixedly mounted at the bottom of the stirring tank, and a fixing plate is fixedly mounted at the top of the stirring tank; a rotating motor is fixedly installed at the top of the fixing plate, a rotating rod is fixedly installed at the output end of the rotating motor and rotationally penetrates through the top of the inner wall of the stirring tank, and an extrusion rod moves upwards to make contact with a displacement ring A and extrudes the displacement ring A to move upwards; the displacement ring A moves upwards to drive the stirring rod to move upwards to stir materials at different depths in the stirring tank, so that the materials at different depths can be uniformly mixed by stirring the materials at different depths in the stirring tank, uniform distribution of various materials in the stirring tank is ensured, and the mixing quality and efficiency of the materials are improved.

A shaking tank for mixed preparation of origanum oil-containing antioxidant drawing oil, comprising a bottom plate (1). A fixing mechanism (2) is fixedly connected to the top of the bottom plate (1). A shaking tank (4) is fixedly connected to the middle of the fixing mechanism (2), and a stirring mechanism (7) is fixedly connected to the interior of the shaking tank (4). A discharging pipe (6) is fixedly connected to the top of the shaking tank (4). A collecting box (3) is fixedly connected to the top of the bottom plate (1), and the collecting box (3) is located below the fixing mechanism (2). Raw materials are separately placed and automatically added, so that the labor costs are reduced, and the working efficiency can be improved; moreover, solid raw materials are crushed by means of a crushing part (58), so that faster reaction and mixing can be performed during mixing. A cleaning part (57) automatically cleans a cleaning shell (571) after liquid raw materials are added, mixed oil enters the collecting box (3) by means of a discharging hole (76), and a motor (31) drives a filter net (310) to shake, so that impurities in the oil are filtered out, and the filter net (310) is prevented from being blocked.

A concrete vibrator includes a frame, a strap coupled to the frame, a main housing supported upon the frame, and an electric motor coupled to the main housing. The concrete vibrator further comprises a flexible shaft having a first end coupled to the motor and an opposite, second end. The concrete vibrator further comprises a vibrator head coupled to the second end of the shaft, the vibrator head configured to receive torque from the motor and the shaft to cause the vibrator head to vibrate. The concrete vibrator is operable in a backpack configuration in which the strap is used to carry the concrete vibrator with the frame in a vertical orientation, and in a briefcase configuration in which the frame is supportable in a horizontal orientation.

Described herein are multi-well separation devices configured to allow a composition comprising a target agent to be separated into multiple wells, subdivided, recombined into a single well, and / or re-separated into the same or a different configuration of wells. Also described herein are reagent loading devices configured to simultaneously deliver one or more test agents to a plurality of volumes without having to individually deliver the test agents. Together, these devices allow high throughput parallel processes without repetitive pipetting or liquid handling robotics, though they may also be used separately. Also described herein are kits and systems for chemical or biological assays, as well as methods for using the multi-well separation devices and reagent loading devices described herein.

The invention discloses a raw material mixing device and method for environment-friendly sewage treatment agent production, and relates to the technical field of raw material mixing devices.The raw material mixing device comprises a mixing bin, a feeding pipe fixedly penetrates through the top of the mixing bin, a control valve is fixedly installed at the bottom of the mixing bin, a discharging port is formed in the bottom of the mixing bin, and the raw material mixing device further comprises a stirring device; wherein the stirring device comprises a driving motor, a cylindrical rod, stirring blades, a connecting plate, a carrying rod, a roller, a supporting rod, a lifting plate, an arc-shaped sheet and a plurality of short plates, the driving motor fixedly penetrates through the top of the mixing bin, the cylindrical rod is fixedly mounted at the output end of the driving motor, and the stirring blades are fixedly mounted on the circumferential surface of the cylindrical rod. And the short plates arranged on the arc-shaped sheets are used for stirring dead angle areas which cannot be stirred by the stirring blades, so that the mixing uniformity is effectively improved.

The invention discloses a municipal sewer sludge treatment device, and relates to the technical field of environmental protection, the municipal sewer sludge treatment device comprises a base, the inner wall of the base is provided with a tank body, the bottom of the tank body is provided with a liquid outlet valve, the rear side of the tank body is provided with a feeding device, and the tank body is internally provided with a dosing device and a stirring device; sludge can be pushed to flow in a feeding opening through a first rotating motor, a first rotating disc, a crank rod, a sliding rod and a dredging rod, sludge accumulation and blockage are avoided, sludge in a fixing cylinder is gradually discharged into a tank body through the first rotating disc and a spiral rod, and the sludge is smashed through rotation of a cutting rod when entering the tank body; the size of sludge particles can be reduced by smashing the sludge, so that the dewatering performance of the sludge is improved, the water content of the sludge is reduced, the sludge enters the tank through the fixed cylinder, the knocking rod is in contact with the outer wall of the fixed cylinder to generate vibration, and the vibration can help the sludge to flow better.

A hydraulic vibration generation device or hydraulic motor is provided. The device includes a manifold having an inner volume with a pressure chamber extending into the inner volume, a fluid inlet orifice and a fluid outlet orifice. The device further includes a vibration generating member having a grooved drive and an off-center weight and retaining plates. The inner volume receives the vibration generating member within the inner volume. The vibration generating member rotates and generates vibration in response to hydraulic fluid flowing into the manifold through the inlet orifice and directed through the pressure chamber, relieves pressure upon exiting the pressure chamber and out of the manifold through the outlet orifice. Also provided a hydraulic motor with a same manifold and pressure chamber, but with a power generating member having the same groove drive without and off-center weight. Rotation of the power generating member generates power.

The invention relates to the technical field of heavy metal wastewater treatment devices, in particular to heavy metal wastewater treatment equipment for molybdenum concentrate hydrometallurgy, which comprises a mixing barrel, a layering plate is fixedly mounted in the mixing barrel, a water inlet pipe is arranged below the mixing barrel in a penetrating manner, a water outlet pipe is arranged above the mixing barrel in a penetrating manner, and the upper end of the layering plate is fixedly connected with a central pipe. A chemical feeding device is arranged in the center pipe, a driving face shell is fixedly installed at the bottom end of the layering plate, a driving device is arranged between the driving face shell and the center pipe, and a blade plate is rotationally installed at the inner end of the driving face shell; through the Karman vortex street effect formed by the front end cambered surface and the tail end sharp corner structure of the water-drop-shaped blade plate in the wastewater flowing process, the tail end of the blade plate swings periodically, and the swinging frequency is automatically adjusted along with the change of the water flow speed, so that the medicine applying speed synchronously changes along with the water flow speed.

The invention discloses a stirring and mixing device for a high-viscosity medicinal preparation, and belongs to the technical field of medicinal preparation production.The stirring and mixing device comprises a base, and by arranging a driving unit, the position of a stirring straight plate can be changed in the process that the stirring straight plate stirs raw materials, so that the mixing effect of the raw materials is improved; a stirring straight plate corresponding to a first lifting sliding plate can be moved to the position where the axis of the mixing cylinder is located, and therefore the situation that raw materials in the center area of the mixing cylinder cannot be stirred and mixed is prevented; the first lifting sliding plate and the second lifting sliding plate move up and down in the mixing cylinder, so that the mixing effect of the raw materials is further improved, homogeneous mixing of the raw materials can be achieved through mutual cooperation of the stirring assembly, the cleaning assembly and the covering assembly, the mixing effect of the raw materials is improved, and then the quality of the prepared high-viscosity pharmaceutical preparation is improved.

The invention relates to the technical field of reaction kettles, and particularly discloses a vertical etherification reaction kettle which comprises a reaction kettle body, a stirring shaft, a plurality of stirring blades spirally arranged on the periphery of the stirring shaft, a driving part enabling the stirring shaft to rotate, and a plurality of mounting shafts which extend in the radial direction of the stirring shaft and can rotate, a reset part is hinged between the stirring blade and the mounting shaft, a plurality of partition plates are arranged in the stirring blade to divide the internal space of the stirring blade into a plurality of storage bins for storing catalysts, and a partition assembly is arranged in each storage bin in a sliding mode to crush caked catalysts in the storage bin; a connecting rope is arranged in the stirring blade to connect all the separation assemblies; the stirring blade swings by taking the reset piece as a swing center through the driving device, so that reaction liquid on the upper layer and the lower layer is exchanged, and the driving device can drive the separation assembly to move in the storage bin so as to crush the caked catalyst in the storage bin.

The utility model discloses neutralization equipment for chlorinated paraffin production, and relates to the technical field of chlorinated paraffin production. The device comprises a bottom plate, one side of the top of the bottom plate is fixedly connected with a neutralizing box, and the other side of the top of the bottom plate is fixedly connected with a recycling box; a recycling assembly is arranged in the recycling box and comprises storage boxes, the storage boxes are fixed to the two sides of the recycling box, and a transmission motor is fixedly connected to the top of one side of the recycling box. According to the waste gas recycling device, a first reciprocating lead screw can be driven to rotate through work of a transmission motor, then a first threaded sleeve is driven to move, and therefore a collecting plate is driven to move, so that the purpose of recycling substances in waste gas is achieved, and through rotation of the first reciprocating lead screw, a second bevel gear can be driven to rotate through a first bevel gear; and then the second reciprocating lead screw is driven to rotate, so that the stirring device completes reciprocating motion, and the purpose of uniformly mixing reaction substances is achieved.

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 provides an extraction device containing a penthorum chinense pursh extract and a beverage, and relates to the field of food processing. According to the extraction device containing the penthorum chinense pursh extract, through the design of a closed-loop transmission system, continuous feeding, extraction and discharging of penthorum chinense pursh materials are achieved, a driver provides a stable power source through a bevel gear transmission mechanism, it is ensured that the materials continuously move and are stirred in an extraction pipe, and the extraction efficiency is improved. Penthorum chinense pursh materials can be continuously fed and extracted without shutdown treatment. Compared with the prior art, continuous extraction is achieved, the production efficiency is improved, the operation process is simplified, human intervention is reduced, the ultrasonic extraction effect is enhanced, the extraction efficiency is improved, real-time monitoring and feedback are achieved, and it is ensured that the extraction process is stable.

The invention discloses a shearing emulsifying machine for medicine production, and relates to the technical field of pharmacy, the shearing emulsifying machine comprises a base, a tank body is fixedly mounted on the inner wall of the base, a feeding device is arranged above the tank body, and a stirring device and an auxiliary device are arranged in the tank body; a baffle is driven to rotate through a rotating motor, a first belt, a rotating disc, a second belt, a rotating rod, a first reciprocating spiral groove, a connecting button and a circular groove button, liquid is intermittently blocked through reciprocating rotation of the baffle, the emulsification process can be controlled through intermittent quantity control input, it is ensured that a water phase and an oil phase are mixed in a proper proportion, and therefore stable emulsion is obtained; the oil-phase material is added into the oil-phase barrel, the oil-phase material is fully mixed through rotation of the stirring rod, bubbles generated in the mixing process after the oil-phase material is input into the tank body can be reduced through pretreatment stirring of the oil-phase material, and therefore the stability and quality after the oil-phase material is mixed with a water phase are improved.

The present invention belongs to the technical field of an object driving device, in particular to an object's motion attitude adjusting device and a puncturing, liquid filling and mixing system. The object's motion attitude adjusting apparatus includes a turntable, a plurality of object's motion attitude adjusting devices provided on the turntable, the object's motion attitude adjusting device including a base and a plurality of object's motion attitude adjusting mechanisms provided on the base, a first driving wheel connected with each of the object's motion attitude adjusting mechanisms in a transmission manner, a first driving component connected with the turntable for driving the turntable, and a second driving component connected with the first driving wheel for driving the first driving wheel.

The invention discloses a sampling mechanism for water conservancy sand content detection, and belongs to the technical field of sampling mechanisms, the sampling mechanism comprises a supporting platform and a servo motor mounted at the upper end of the supporting platform, the output end of the servo motor is connected with a sampling barrel, an interception hole is formed in the side edge of the upper end of the sampling barrel, and a water leakage cover is fixed in the sampling barrel; a protective bottom cover is arranged at the bottom of the sampling barrel, a drainage pipe is installed on the protective bottom cover, a first air cylinder is installed at the upper end of the supporting platform, the telescopic end of the first air cylinder is connected with a sealing ring through a guide connecting rod, the sealing ring is used for controlling opening and closing of an interception hole, and sand blocking filter cloth is arranged in a water leakage cover. According to the sampling mechanism for water conservancy sand content detection, when a water body sample is sampled, a surrounding water area to be sampled is conveniently stirred, so that the sand content of the water area is equal, and the accuracy of a subsequent detection result is improved.

The utility model relates to the technical field of food processing, in particular to a food soaking device for food processing, which comprises a soaking tank, a bottom plate arranged below the soaking tank, a water storage tank and a fixed side plate arranged on the bottom plate, a feed pipe and a discharge pipe arranged on the soaking tank, a water pump arranged on the water storage tank, and a water delivery pipe connected to the water pump. The soaking tank is provided with a heating plate and a motor, the motor is provided with a main shaft, the main shaft is provided with a stirring blade, the stirring blade is provided with a germicidal lamp, and the calandria is provided with a valve and a filter screen shell. Small-particle residues in granular bean raw materials are effectively filtered, discharging is carried out in the later period, the purity of finished products manufactured in the later period is improved, the situation that bacteria breed during long-time soaking is avoided, and then the quality of the finished products manufactured in the later period can be guaranteed.

The invention provides an efficient wastewater treatment device for mechanical sand making, and relates to the technical field of wastewater treatment, the efficient wastewater treatment device comprises a bottom plate, a limiting sleeve, a flocculation mechanism, a driving mechanism and a removing mechanism; four vertical plates are fixedly arranged on the upper surface of the bottom plate, the flocculation mechanism comprises a flocculation box, two limiting rods are fixedly arranged above the four vertical plates, and a bearing plate is fixedly connected to the interior of the flocculation box. According to the scheme, the flocculation box moving in a reciprocating mode is finally adopted, and the flocculation box moving in a left-right reciprocating mode can be matched with the static stirring rod, so that waste water entering from the hopper and a flocculating agent entering from the feeding pipe can be fully mixed and stirred; meanwhile, a flocculating agent can be extracted and pushed out in a linkage mode in the moving process of the flocculation box, integrated linkage operation of mixing and discharging is achieved, the flocculating agent is accurately added, it is guaranteed that flocculation can be fully affected by waste water and the flocculating agent, and flocculation impurities on a bearing plate can be removed through movement of a scraping plate.

The invention discloses a mixing device for bulk blending fertilizer production, which comprises a base, a mixing box, a plurality of feeding pipes and corresponding storage tanks, different types of fertilizers are accurately introduced into the mixing box in proportion through a quantitative feeding system, and an elliptical plate assembly in the mixing box drives a pull rod and a material receiving frame to horizontally reciprocate; different kinds of fertilizers are preliminarily mixed in the feeding frame, meanwhile, uniform dispersion of the fertilizers in the mixing box is ensured through a multi-layer dispersion mechanism composed of conical blocks and spiral blades, the layering problem caused by accumulation in a traditional device is effectively solved, and therefore the overall mixing effect is improved; the device is simple in structure, convenient to operate and convenient to clean and maintain, the multiple stirring and dispersing structures of the device are suitable for the production requirements of various blended fertilizers, particularly, the obvious effect is shown under the precise fertilization requirement, and the crop growth quality and the production efficiency can be improved.

A hydraulic vibration generation device or hydraulic motor is provided. The device includes a manifold having an inner volume with a pressure chamber formed in the inner volume, a fluid inlet orifice and a fluid outlet orifice. The device further includes a vibration generating member having a grooved drive and an off-center weight and retaining plates. The inner volume receives the vibration generating member within it. The vibration generating member rotates and generates vibration in response to hydraulic fluid flowing into the manifold through the inlet orifice and directed through the pressure chamber, relieves pressure upon exiting the pressure chamber into a pressure relief channel and out of the manifold through the outlet orifice. Also provided a hydraulic motor with a same manifold and pressure chamber, but with a power generating member having the same groove drive without an off-center weight. Rotation of the power generating member generates power.

The invention discloses edible mushroom culture medium mixing equipment, and belongs to the technical field of edible mushroom culture medium processing, the edible mushroom culture medium mixing equipment comprises a shell, a discharge valve is fixedly connected to the lower surface of the shell, a motor is fixedly connected to the surface of the shell, a transverse plate is fixedly connected to the inner wall of the shell, and a connecting shaft is rotatably arranged in the transverse plate; a pipe sleeve is movably arranged on the lower surface of the connecting shaft, and mixing blades are fixedly connected to the surface of the pipe sleeve; a connecting rod is slidably arranged in the transverse plate, and the lower surface of the connecting rod is fixedly connected with a shifting plate moving in the horizontal direction. The upper portion of the shell is of an open structure, during working, raw materials are added into the shell, the motor is started at the same time, when the motor works, the belt pulley drives the connecting shaft, the pipe sleeve and the mixing blades to rotate, meanwhile, the pipe sleeve and the mixing blades move in the vertical direction, the mixing effect is optimized, and the finished product quality is better.

The invention discloses a raw material mixing device for preparing a fluorescent material for backlight display and a preparation method. The raw material mixing device comprises a mixing cylinder, a feeding port is formed in the top of the mixing cylinder, an annular supporting frame is further arranged at the top of the mixing cylinder, a plurality of sets of raw material cylinders are evenly arranged on the peripheral side of the annular supporting frame, and an annular base is rotationally arranged in the annular supporting frame; a plurality of groups of arc-shaped areas are arranged on the annular base, and a material receiving box is arranged in each group of arc-shaped areas; a discharging port is formed in the bottom of the mixing barrel, a rotating shaft is rotationally arranged in the mixing barrel, the bottom end of the rotating shaft extends to the position below the discharging port and is provided with a discharging gear, and an auger is arranged on the part, located in the discharging port, of the rotating shaft; arc-shaped tooth parts used for being meshed with the discharging gear are arranged at the positions, located in the arc-shaped areas, of the inner ring plate, each arc-shaped tooth part is composed of multiple sets of tooth part units, each set of tooth part units are independently arranged on the inner ring plate in a vertical sliding mode, and a driving assembly for driving each set of tooth part units to slide is arranged on the annular base; the raw materials can be automatically fed into the mixing cylinder for stirring according to the reverse rotation of the motor in proportion.

The invention discloses a sewage treatment sedimentation tank disinfection device, which relates to the technical field of sewage treatment, comprising: a sedimentation tank body and a cross bridge erected on the sedimentation tank body, a dosing assembly is further arranged at the center of the sedimentation tank body, the sedimentation tank body comprises an outer circle concrete enclosure and an inner circle water reservoir, a clean water trough is arranged on the top of the concrete enclosure, the water reservoir is arranged in a circular shape, which is convenient for accumulating sewage, the dosing assembly comprises a central supporting shaft, a hollow disc is rotatably mounted on the supporting shaft, dosing cantilevers are symmetrically arranged on both sides of the hollow disc for delivering liquid medicine, and the length of the dosing cantilever is less than the radius of the water reservoir, and the present application can push two dosing cantilevers to rotate continuously on the water reservoir as the hollow disc rotates, and the liquid medicine released downward by the dosing cantilever can be evenly spread on the water reservoir, thereby ensuring uniform dosing, facilitating the disinfection of sewage and accelerating flocculation.

The invention discloses an acetic acid content determination kit with an oscillation structure, and relates to the technical field of biological detection, the acetic acid content determination kit comprises a kit body and a protective top cover hinged to the rear of the kit body; a cleaning mechanism is arranged on the inner side of the protective top cover, the cleaning mechanism comprises a cleaning brush rod, and the bottom end of the cleaning brush rod slidably penetrates through the left side and the right side of the bottom end of the interior of the protective top cover; wherein an oscillation mechanism is arranged in an oscillation cavity in the kit body, the oscillation mechanism comprises a guide positioning disc, and the guide positioning disc is fixedly mounted at the lower part in the oscillation cavity. According to the acetic acid content determination kit with the oscillation structure, the cleaning mechanism cleans the determination contact pad through overturning of the protective top cover, reagent overflow is prevented while residues are avoided, the reagent tube is driven to rotate by adopting the intermittent fast and slow rotating oscillation mechanism, oscillation is realized by adopting an abutting mode, and the detection accuracy is improved. And the uniformity is prevented from being influenced by a single oscillation mixing mode.

The utility model discloses a stirring and fusing device for an anti-bacterial and bacteriostatic material and resin miscible raw material carrier, which comprises a stirring box, a supporting shell, a supporting column, a cleaning frame, a stirring assembly, a rotating mechanism and a lifting mechanism, wherein a feeding bin is arranged on the stirring box in a communicating manner, a discharging opening is formed in the side wall of the stirring box, and a discharging control valve is arranged in the discharging opening; the supporting shell is rotationally arranged on the stirring box, a supporting opening is formed between the inner bottom wall of the supporting shell and the stirring box, a supporting plate is arranged in the supporting shell in a sliding mode, the supporting column is rotationally arranged on the supporting plate, the supporting column penetrates through the supporting opening and extends into the stirring box, and cleaning frames are fixedly arranged on the two opposite side walls of the supporting column. The stirring and fusing device for the antibacterial and bacteriostatic material and the resin miscible raw material carrier solves the problem that in the prior art, the mixing effect of the antibacterial and bacteriostatic material and the resin miscible raw material carrier in a stirring box is low.

The invention discloses an agricultural mechanical device for precise fertilization, and relates to the technical field of agricultural machinery. Three discharging pipes are arranged on the lower side of the mounting rod at equal intervals, connecting blocks penetrate through the upper sides of the discharging pipes and are fixed to the upper sides of the discharging pipes, the connecting blocks on the front side and the rear side are slidably arranged in sliding grooves in the lower side of the mounting rod, and the connecting block on the middle side is fixed in the mounting rod; the connecting sleeves are fixed to the connecting blocks on the front side and the rear side correspondingly, connecting insertion pipes are inserted into the connecting sleeves correspondingly, and the connecting insertion pipes communicate with the connecting blocks on the middle side. The distance adjusting mechanism is arranged in the mounting rod and connected with the connecting blocks on the front side and the rear side. The conveying mechanism is arranged on the upper side of the mounting rod, and the conveying mechanism penetrates through the top end of the mounting rod and then is connected with the connecting block on the middle side; the quantifying mechanism is connected with the conveying mechanism; the stirring mechanism is arranged in the fertilizer box, and the stirring mechanism is connected with the connecting shaft on one side; different fertilization amounts can be adjusted according to different crops, so that the effect of precise fertilization is achieved, and the fertilization effect and efficiency are improved.

The invention discloses a nucleic acid extraction device for a nucleic acid extractor, and relates to the field of nucleic acid extraction devices. The nucleic acid extraction device for the nucleic acid extraction instrument comprises a nucleic acid extraction instrument body, a supporting plate is arranged in the nucleic acid extraction instrument body, a door plate is installed on the front face of the nucleic acid extraction instrument body, the supporting plate is arranged above a shaking plate, the nucleic acid extraction instrument body is movably provided with a movable box, and the shaking plate is movably arranged in the movable box. A shaking block is rotatably arranged in the nucleic acid extraction instrument main body, a closing plate is rotatably arranged in the door plate, the closing plate is arranged above the supporting plate, fixing plates are arranged on the two sides of the closing plate, and the fixing plates fix the position of the moving plate when the closing plate moves up and down. According to the nucleic acid extraction device for the nucleic acid extractor, the positions of a plurality of groups of reagent bottles on the supporting plate are shaken and mixed by using the rotation of the shaking block, and meanwhile, the positions of the reagent bottles during shaking mixing and moving are fixed by using the sealing plate.

A micro puree machine has a drive motor positioned within a lower portion of a housing extending along a vertical axis. A mixing shaft positioned within an upper portion of the housing extends at a non-parallel angle relative to the vertical axis. The bowl of ingredients is installed to an angled surface of the upper portion of the housing along the mixing shaft axis, allowing for easier viewing of the bowl installation.

The invention relates to the technical field of reaction kettles, and discloses a reaction kettle device for synthesizing benzohydroxamic acid, the reaction kettle device comprises a reaction kettle body and a stirring structure arranged at the top of the reaction kettle body, a discharging pipe is arranged at the discharging end of the reaction kettle body, and supporting legs are arranged on the outer wall of the bottom of the reaction kettle body; three mounting plates distributed in an annular array are fixedly mounted on the inner wall of the reaction kettle body, a driving screw rod is rotationally mounted on the top surface of each mounting plate, the top end of each driving screw rod penetrates through the top surface of the reaction kettle body, and a guide frame is in threaded connection with the outer wall of each driving screw rod; when the feeding cylinder rotates, the transmission shaft is in intermittent contact with the protruding block, negative pressure adsorption and quantitative discharge of auxiliary materials are achieved through vertical sliding of the piston plate and cooperation of the one-way valve, it is guaranteed that raw materials can be accurately injected according to needs through the structural design, errors caused by manual control adding are avoided, the accuracy of the reaction proportion is guaranteed, and the production efficiency is improved. And the product quality stability can be improved.