20results about How to "Shorten separation time" patented technology

The invention belongs to the field of medical isotope separation and preparation, and particularly relates to a method for separating and purifying < 212 > Pb from a thorium solution, which comprises the following steps: 1) leacheate is introduced into a Pb selective adsorption column to pretreat the Pb selective adsorption column, and then < 232 > Th salt solution and leacheate are introduced in sequence; 2) continuously introducing a desorption solution into the Pb selective adsorption column, enabling the desorption solution passing through the Pb selective adsorption column to flow into the Th selective adsorption column, and collecting the outflowing desorption solution; a desorption solution only containing 212Pb is obtained; according to the method, the 212Pb in the high-concentration thorium solution can be separated and purified at the same time. While < 232 > Th impurity entrainment and pollution in a < 212 > Pb product are remarkably reduced, compared with a single-column process, the separation time is basically not increased. The separated 212Pb product has high radionuclide purity and chemical purity at the same time, and can meet related pharmaceutical requirements.

The utility model relates to related technical field of screening technology especially, a kind of high throughput screening device of high-yield strain of wolfberry enzyme, including support plate, the upper surface of support plate is provided with screening mechanism;The high throughput screening device of high-yield strain of wolfberry enzyme, by the setting of screening mechanism, start motor when using, and the liquid needing screening is added to inlet pipe, due to the effect of rotation centrifugation, material is evenly distributed between each disc, and the strain with smaller specific gravity moves upwards along disc wall, enters filtration liquid storage interval, the contact area of material and it is increased by the design of multiple groups of disc, so that more material is rapidly classified under the action of reason, shorten separation time, improve product purity.

This utility model discloses a thickener for sodium bicarbonate production, including a settling tank. An overflow weir is installed at the upper part of the settling tank, and a guide channel is installed at the upper part of one side of the settling tank. A support base is fixedly installed at the middle of the outer surface of the rear end of the settling tank, and a premixing device is fixedly installed on the upper outer surface of the support base. The thickener for sodium bicarbonate production described in this utility model uses a motor-driven drive shaft, which drives a first agitator and a second agitator to rotate in opposite directions through belt transmission and gear meshing, forming a bidirectional stirring effect. This allows the material to be quickly and uniformly mixed in the cylindrical mixing chamber, avoiding excessively high or low local flocculant concentrations and ensuring a stable and reliable settling process.

The utility model discloses a livestock and poultry excrement recycling device, which relates to the technical field of excrement recycling and comprises a treatment box, a feeding port is arranged on the outer wall of one side of the treatment box, a top cover is arranged at the upper end of the treatment box, a first air cylinder is arranged in the middle of the top cover, and a pressing plate is arranged at the lower end of the first air cylinder in the treatment box. A plurality of groups of filtering holes are formed in the middle of a bottom plate of the treatment box, a liquid box is arranged at the lower end of the treatment box, the upper end of the liquid box is communicated with the lower end of the treatment box, a liquid discharging pipe is arranged on the side wall of one side of the liquid box, a valve is arranged at the upper end of the liquid discharging pipe, and a discharging opening is formed in the lower portion of the outer wall of the front side of the treatment box. A baffle is arranged in the middle of the rear end of the discharging port, and a third air cylinder is arranged at the upper end of the baffle. According to the livestock and poultry manure recovery device, solid-liquid separation of manure can be efficiently achieved, and subsequent processing is facilitated.

The utility model belongs to the field of photovoltaic technology, and discloses a scraper device. Comprising a fixing frame, a crow plate mechanism and a plate separation mechanism, the plate separating mechanism and the crow plate mechanism are arranged on the fixing frame, the crow plate mechanism is arranged on the frame body on the side face of the main frame, and the crow plate mechanism is arranged in front of the plate separating mechanism. The scraper device can directly separate and scrape off the viscose plate and remove the viscose plate, the separation time is shortened, the scraper device is simple in structure and convenient to operate, stable separation can be achieved, abrasion is small during separation, the operation time is short, and the working efficiency is greatly improved.

The utility model relates to the technical field of plant cell exosome centrifugal extraction, especially to a kind of plant cell exosome extraction device;It is separated by the combination mode of oscillation and centrifugation to realize plant cell and exosome, shorten separation length, further improve separation effect and separation efficiency;Including rack, fixedly installed drive motor on rack, centrifugal disc installed on the output end of drive motor upper portion, multiple sets of vibration centrifugal components are installed at the edge of centrifugal disc and are used to drive the vibration of multiple sets of vibration centrifugal components vibration driving part, and vibration centrifugal component includes test tube, ball seat fixedly installed on centrifugal disc and sphere rotationally installed on ball seat, through slot hole that is engaged with the outer wall of test tube is equipped on sphere, test tube is placed in through slot hole, and vibration driving part includes ring frame and multiple support rod parts, and ring frame is fixedly connected with rack by multiple support rod parts, and multiple evenly distributed arc grooves are equipped on ring frame.

The invention discloses a real-time motion track analysis system and method based on multi-sensor fusion, and relates to the field of track analysis. Original data are collected through multiple sensors, a three-dimensional state vector containing particle radial positions, radial attenuation parameters and angular velocity is constructed, a prior state transition equation and an observation equation are established, and a real-time motion track analysis result is obtained. Real-time analysis and output of a radial attenuation parameter estimated value are achieved through extended Kalman filtering, the problems of noise interference and model uncertainty under complex working conditions are solved, the optimal angular velocity is dynamically calculated by fusing original data collected by a high-speed camera, an encoder and a pressure sensor, and the optimal angular velocity is obtained. The particle centripetal migration efficiency is maximized under the anti-splashing safety constraint, the particle motion trail is estimated and corrected based on the posterior state, the adsorption efficiency is calculated in real time, accurate analysis and dynamic regulation and control of the particle motion trail in the rotary adsorption process are achieved, and the adsorption efficiency and the system stability in the complex environment are effectively improved.

The utility model relates to a horizontal tar ammonia water separation device, including groove body, flow channel baffle, tar ammonia water inlet pipe, heavy tar outlet pipe, light tar outlet pipe and ammonia water outlet pipe, one end of groove body is equipped with tar ammonia water entrance, the other end of groove body is equipped with light tar outlet, ammonia water outlet and heavy tar outlet, a plurality of flow channel baffles are arranged in groove body along the tar ammonia water flowing direction interval, form the tar ammonia water flow channel of serpentine, the surface of flow channel baffle is sprayed with hydrophobic oleophilic material coating, the horizontal tar ammonia water separation device can guarantee the full separation of light tar, heavy tar and ammonia water, improve separation efficiency, and save the floor area greatly, save investment, solve the problem that the existing tar ammonia water separation device separation effect is poor, tar ammonia water stays long, equipment floor area is big, total investment is high.

The utility model discloses a clutch bearing sensor arrangement structure which comprises a clutch body, a fork shaft, a shifting fork, a cam bearing, a release bearing, a linear sensor and an angular displacement sensor. The fork shaft is rotatably arranged in the clutch body, and the shifting fork is arranged on the fork shaft and can rotate along with rotation of the fork shaft. The clutch body is sleeved with the release bearing in a lifting mode, the cam bearing is arranged on the shifting fork, and rotation of the shifting fork can drive the release bearing to slide towards the release finger through the cam bearing. The linear sensor and the angular displacement sensor are arranged on the clutch body, the linear sensor can monitor the linear displacement amount of the release bearing, and the angular displacement sensor can monitor the angular displacement amount of the fork shaft. According to the clutch bearing sensor arrangement structure, the clutch stroke can be shortened, and the clutch time is shortened.

The invention relates to the technical field of wastewater treatment, in particular to an efficient and environment-friendly butyl acrylate high-salinity wastewater treatment process which comprises the following steps: S1, acidification replacement, S2, extraction separation, S3, rectification and recovery, S4, refining and purification, S5, neutralization and adjustment, and S6, evaporative crystallization. According to the method, efficient and rapid separation of the oil phase and the water phase is realized by adopting a separation scheme of combining the centrifugal extractor and the molecular sieve membrane, meanwhile, the moisture content in the organic phase is effectively controlled, and the organic phase is deeply refined by adopting the continuous ion exchange equipment and the macroporous strong-acid cation exchange resin, so that the separation efficiency is improved. Trace sodium ions and other impurities can be specifically adsorbed and removed, so that the purity of the recycled acrylic acid product is improved in a breakthrough manner, and the recycling requirement of a high-end production device is met.

The application discloses a hot cutting nozzle recycling device and relates to the technical field of injection molding part waste recycling devices.The hot cutting nozzle recycling device comprises a mounting plate, an adapter plate and a functional plate, the mounting plate is installed on an injection molding machine, the adapter plate is connected between the mounting plate and the functional plate, and a power structure is installed on the mounting plate; the power structure comprises a motor and a rotating shaft, a cam is arranged on the rotating shaft, the cam drives a transverse reciprocating structure to run through rotation, a cylinder is fixedly installed on the adapter plate, and an output shaft of the cylinder is connected to a nozzle clamping structure; the nozzle clamping structure comprises clamping structure one and clamping structure two, and a vertical reciprocating structure is arranged on the outer side of the clamping structure two. The multiple sets of cutting pieces arranged in the application can efficiently cut the connection between multiple branch flow channels and a main flow channel at the same time, the tree-shaped structure of nozzle material is divided into shorter segmented structures, recycling is facilitated, and the subsequent crushing process and the like can be facilitated, and in particular, the nozzle material is not hooked on the product.

According to the benzoyl peroxide closed washing kettle device, a tank body is in a hollow cylindrical shape, a filter drum and a filter disc are arranged in the tank body and attached to each other, and filter holes are evenly distributed in the filter drum and the filter disc, so that double filtration is achieved, a tank cover and the tank body are matched to form a closed space, material leakage in the washing process is avoided, and a first motor is matched with a first contact block through an extension rod and a second check block; the second motor is matched with the first check block and the second contact block through the stabilizing block and the connecting block, the filter cylinder and the filter disc are doubly driven to rotate, the separation efficiency is improved, the scraper on the extension rod adopts a fillet design, abrasion of the inner wall of the filter cylinder is reduced, the folding rod and the telescopic spring form a buffer mechanism, and the operation stability is guaranteed.

This utility model provides an electric clamp for railway freight car doors, comprising: a clamp frame for connecting a lifting device; an electric telescopic device mounted on the clamp frame; at least one pair of latches connected to the electric telescopic device, capable of moving laterally under the drive of the electric telescopic device to engage the door slot; and a control button mounted on the clamp frame for controlling the operation of the electric telescopic device. The electric telescopic device includes: a slider with latches fixed to it; a screw threadedly connected to the slider, with a clamping portion on the screw; a motor driving the screw to rotate; and a screw fixing block cooperating with the clamping portion to limit the axial displacement of the screw. The motor drives the screw to rotate, converting the rotational motion of the screw into the linear motion of the slider, which in turn moves the latches laterally, thereby clamping or releasing the door. This utility model is simple to operate, safe and reliable, and highly applicable, improving the efficiency and safety of door assembly and disassembly.

The application relates to a microfluidic device, a support and a plasma separation method for whole blood filtration, comprising a body, a filtration mechanism arranged in the body and a collection tank in communication with the filtration mechanism, the filtration mechanism is used for filtering red blood cells, and the collection tank is used for collecting plasma; the application further comprises a driving mechanism used for driving a sample in the body to move from a side where the filtration mechanism is located to a side where the collection tank is located. The driving mechanism can improve the flow speed of the sample, thereby improving the whole blood filtration speed, shortening the whole blood separation time and reducing the possibility of hemolysis. The microfluidic device provided by the embodiment can obtain plasma without a centrifuge, has a small device volume and is easy to operate.

The present application relates to a kind of high-salt coal chemical fluorine-containing wastewater treatment methods, comprising (1) adding fluoride removal agent in wastewater, adjust pH to 6.5-7.5, after stirring reaction, adjust pH to 5.5-6.4 again, after stirring reaction, stand, separate out precipitate, obtain primary defluorination wastewater;(2) introducing flocculating agent in primary defluorination wastewater, after stirring reaction, stand, separate out precipitate and obtain water;The flocculating agent is polymeric silicic acid-based inorganic-organic hybrid flocculating agent.The treatment method of the present application not only has high pollutant removal rate, but also is simple and easy to operate, and has lower investment and operating cost.

The invention discloses an online arsenic removal device and a detection method.The online arsenic removal device comprises a recovery tank and a weighing device, filter cloth is arranged in the recovery tank, a nano-metal adsorbent is arranged in the filter cloth, a feeding port and an exhaust port are formed in the top of the recovery tank, and a discharging port is formed in the bottom of the recovery tank; a nitrogen inlet and a material changing opening are formed in the side wall. The online arsenic removal device has the advantages of being novel in structural design, low in production cost, flexible and simple in operation, efficient in arsenide separation and the like, can improve the efficiency of the device and reduce the cost in the field of chemical production, and has important guiding significance for operation, recovery and development of chemical production devices and technical services of the production devices.

The negative pressure tower ethanol purification system comprises a negative pressure tower, a rectifying tower, a reflux tank and a vacuum unit, one end of a gas phase outlet pipe at the top of the negative pressure tower is connected with the rectifying tower, one end of a gas phase outlet pipe at the top of the rectifying tower is connected with a condenser through a condensation pipe, and one end of a discharge pipe of the condenser is connected with the reflux tank; one end of the return tank discharging pipe is connected with a finished product collecting tank. Under the action of negative pressure, an ethanol material mixed with isopropanol and 2-pentanone is introduced into the negative pressure tower, the isopropanol and ethanol are gasified and enter the rectifying tower for rectification, the 2-pentanone flows downwards and is discharged through the first liquid phase discharge pipe, the ethanol is gasified and is condensed through the condenser and then enters the reflux tank, and the isopropanol flows downwards and is discharged through the second liquid phase discharge pipe. In a negative pressure environment, light components and heavy components can be more quickly enriched towards the tower top or the tower bottom, the separation time is shortened, meanwhile, the system pressure is reduced, the boiling point of materials can be obviously reduced, and heat required by separation can be reduced. And through cooperation of the negative pressure tower and the rectifying tower, the ethanol purification effect and efficiency can be improved.

This invention relates to the field of fine chemical production technology, and specifically discloses a method for purifying p-phenylenediamine. The method is characterized by: feeding crude p-phenylenediamine into a static melt crystallizer; heating and melting the material, then slowly cooling it to the crystallization temperature; during crystallization, a purging atmosphere is blown in and maintained at a slight positive pressure until crystallization is complete; after crystallization, the pressure is switched to a slight negative pressure; then, the crystallized layer is slowly heated to induce sweating, and during sweating, a pressure-switching atmosphere is used for purging; after sweating, the crystallized layer is heated to complete melting, and the molten liquid is fed to a decoking tower for purification to obtain high-purity p-phenylenediamine product. This invention eliminates the need for additional complex equipment such as centrifuges and filters, fully utilizes the low-cost advantage of static crystallizers, is easy to operate, shortens separation time, and greatly improves separation efficiency and the economics of the process.

The present application relates to feed sewage residue processing technical field, and disclose a kind of feed sewage residue processing device, including processing cylinder, the top of processing cylinder is equipped with cover plate, can be used to process the waste residue after separation, the bottom of the processing cylinder is provided with drain, the top of the processing cylinder is provided with feed inlet, the inside of the processing cylinder is provided with processing mechanism, by motor drive shaft separation cylinder high-speed rotation, make the feed sewage residue injected into separation cylinder under centrifugal force be forced to move to cylinder wall.Liquid part is lighter in quality, more easily pass through filter port and be thrown out to processing cylinder in centrifugal field, while solid residue is intercepted in separation cylinder inside, substantially shorten solid-liquid separation time, and with the continuous rotation of separation cylinder, by poking plate to realize periodic, reciprocating poking cleaning to multiple filter ports, effectively solve the problem of filter screen easy to block, ensure the continuity and stability of solid-liquid separation process, significantly improve processing efficiency.

The application discloses a kind of microbial separation device for drug microbiological test, belong to drug microbiological test technical field.It includes shell, detachable seal installation is equipped with end cap on the upper end of shell, detachable installation is equipped with storage tank and controller outside shell, the whole device is reasonably arranged, easy to operate, by the way of centrifugal separation and filter membrane layer interception combination, and based on the pore size design of filter membrane layer is different, different kinds of microorganism can be quickly and effectively separated from drug sample, greatly shorten the separation time, improve the inspection efficiency, the setting of multilayer filtration adsorption component, not only can effectively intercept microorganism, but also remove impurities and harmful substances in sample, can be convenient to provide culture medium liquid to filter membrane layer, so that microorganism grows in the relatively sealed and constant-temperature environment in shell, and located at filter membrane layer, guarantee the excellent of microorganism growth environment, avoid impurities influence.