3836results about "Flow mixers" patented technology

The invention provides a static mixer with a bionic starfish type inlet structure and a mixing method thereof. The static mixer comprises a shell, a cavity is formed in the shell, one end of the shell is provided with an air inlet communicating with one end of the cavity, and the other end of the shell is provided with an air outlet communicating with the other end of the cavity; an air inlet pipe set is arranged at the end, close to the air inlet, of the shell and comprises a center air inlet pipe extending in the axial direction and five peripheral air inlet pipes evenly distributed in the circumferential direction of the center air inlet pipe. The central air inlet pipe and the peripheral air inlet pipe form a bionic starfish type inlet structure for simulating a central disc and a radiation wrist structure of starfish; a plurality of spiral pieces arranged in the axial direction of the cavity are arranged in the cavity, and the arrangement angles of the adjacent spiral pieces are different. By means of the bionic starfish type inlet structure design, hydrogen is evenly dispersed to the whole mixing area, the mixing uniformity of natural gas and hydrogen is effectively improved, and meanwhile the risk of hydrogen embrittlement is delayed.

The utility model discloses a multi-element gas automatic mixing device which comprises a plurality of gas branches, all the gas branches are jointly connected with a gas main path, the gas main path is connected with a mixing tank, the gas main path is provided with a static mixer, the mixing tank is provided with a dynamic mixer, and the static mixer is connected with the dynamic mixer. A gas outlet of the mixing tank is sequentially provided with a first-stage buffer tank, a second-stage buffer tank, a third-stage buffer tank and a first gas storage chamber in the gas conveying direction, and efficient mixing of gas is achieved through a static mixer and a dynamic mixer. The static mixer utilizes a spiral structure to generate rotation and turbulent flow to promote uniform mixing of gas; under the condition that the gas flow speed is lower or the gas types are more, the dynamic mixer is provided with an electric stirring blade, the mixing uniformity is further improved through mechanical stirring, the gas enters the buffer tank after being mixed through the arrangement of the multi-stage buffer tank, the pressure fluctuation is reduced, and the flow speed is homogenized. And the repeated diffusion and distribution process in the buffer tank improves the mixing uniformity of the gas.

The invention relates to the technical field of bubble generation, and provides a micro-nano bubble stable generation method and a micro-nano bubble stable generation device.The method comprises the steps that a liquid-phase working medium flows through a Venturi tube, so that negative pressure is formed in the throat portion of the Venturi tube, a gas-phase working medium is sucked in, preliminary mixing is conducted, and a gas-liquid mixture is obtained; the gas-liquid mixture is tangentially guided into a rotary-cut type excitation cavity to drive a free rotating impeller in the rotary-cut type excitation cavity to rotate, and fine shearing is conducted on bubbles; the gas-liquid mixture obtained after fine shearing is guided into a diffusion and flow stabilization cavity for speed reduction and flow stabilization; the gas-liquid mixture subjected to flow stabilization flows through a nanocrystallization foam stabilizing unit, a plurality of parallel micro-channels are arranged in the nanocrystallization foam stabilizing unit, and the surface of the inner wall of each micro-channel is covered with a layer of nanofiber net-shaped structure; and carrying out final nanocrystallization and interface stabilization treatment on the gas-liquid mixture through a nanofiber net structure, and outputting stable micro-nano bubble liquid. The problems of poor stability, short service life and high energy consumption of the traditional technology are solved.

The invention relates to the technical field of urea production, in particular to a urea production device. Comprising a mixing tank, a feeding hopper, a stirring device, a liquid inlet pipe and a liquid discharging pipe, an inner cylinder is arranged in the mixing tank and divides the mixing tank into an inner mixing bin for storing premixed liquid and an outer mixing bin for storing raw materials to be mixed from inside to outside, a filter screen plate is arranged above the inner cylinder, and small-particle raw materials are evenly dispersed in the inner mixing bin through the filter screen plate; and the large-particle raw materials are guided into the external mixing bin. In the liquid separation stage, water waves generated by vortex rotation are used for driving the floating plate to drive the drainage plate to float up and down in the premixed liquid, so that vortex outer ring solutions with different depths are guided to the axis, and the mixing degree of the solutions in the horizontal direction is enhanced; the floating plate is used for raising the vortex outer ring solution in an inclined manner, so that gravitational potential energy is used for impacting the rear part of the drainage plate, the local concentration difference is further broken, and the solution is promoted to reach a more uniform mixing state.

The utility model discloses reaction equipment with high crude methyl ester yield, which comprises a stirring kettle and a material circulating system, the material circulating system comprises a circulating pump, a spray pipe arranged in the stirring kettle and a mixing nozzle arranged on the spray pipe, and a bottom outlet of the stirring kettle is connected with a feed port of the circulating pump through a first pipeline. An outlet of the circulating pump is connected with the spray pipe through a second pipeline; the mixing nozzle comprises a first sprayer and a second sprayer, and an outer flaring in the lower portion of the second sprayer is in clearance fit with the conical head through a connecting piece. The material circulating system can realize bottom-out and top-in of materials, so that the mixing of an oil phase and an enzyme water phase is promoted through the reciprocating circulation. In addition, the material circulating system is provided with a plurality of mixing nozzles, the flow speed of spraying of the first spray head is large, so that a negative pressure suction gap is formed at the joint of the second spray head and the first spray head, materials in the stirring kettle can enter the mixing nozzles under the action of negative pressure, an oil phase and an enzyme water phase are intensively mixed, and the yield of fatty acid methyl ester is improved.

The invention provides a slurry preparation method and pulping equipment, and the slurry preparation method comprises the following steps: stirring and kneading materials in a kneading device to form primary kneaded slurry; conveying the primary kneaded slurry to a dispersing device for dispersing to obtain dispersed slurry; the dispersed slurry is circularly treated at least once between the dispersing device and the kneading device, so that the slurry is repeatedly kneaded and dispersed; and discharging the circularly treated slurry from the dispersing device to obtain the finished product slurry.

The invention relates to the field of petrochemical equipment, and discloses a cobweb-shaped oil-water emulsification turbulator with turbulent flow fins, which comprises an oil-water emulsification pipe, a cobweb-shaped turbulator arranged in the oil-water emulsification pipe, and annular fins and bent fins fixed on the inner side of the pipe wall of the oil-water emulsification pipe, the annular fins and the bent fins are distributed in the axial direction of the oil-water emulsification pipe, the bent fins are arranged close to the cobweb-shaped spoiler, and a gap for fluid circulation is formed between the bent fins and the cobweb-shaped spoiler. A multi-scale composite turbulent flow field is constructed through cooperative cooperation of the annular fins, the bent fins and the cobweb-shaped spoilers, the annular fins can effectively damage a boundary layer of a pipe wall and enhance local shear force, so that oil drops leaning against the wall are separated from the pipe wall and guided to a central area of a pipeline, and the bent fins further guide fluid to deviate towards the center so as to reduce flowing dead zones. The net-shaped structure of the cobweb-shaped spoiler is used for continuously stretching, shearing and secondarily crushing oil drops, and the oil-water mixing uniformity and the emulsifying efficiency are remarkably improved under the combined action of the three parts.

A mixing section for an exhaust system of an internal combustion engine comprises a mixing section housing (16) through which exhaust gas (A) flows in a main exhaust gas flow direction (H), and a tubular mixing body (18) arranged in the mixing section housing (16) and extending in the direction of a longitudinal axis (L) of the mixing body, wherein the mixing body (18) defines a first flow volume (24) through which exhaust gas (A) flows radially outwards and defines a second flow volume (26) through which exhaust gas (A) flows radially inwards, wherein the mixing body (18) has a tubular first mixing body part (20) extending in the direction of the longitudinal axis (L) of the mixing body and at least one extension in the direction of the longitudinal axis of the mixing body on an outer surface (32) of the first mixing body part (20) facing the second flow volume (26) or on an inner surface (30) of the first mixing body part (20) facing the first flow volume (24). (L) extending,a tubular second mixing body part (34), wherein the second mixing body part (34) has a plurality of first projections (36) arranged adjacent to one another in the direction of the longitudinal axis (L) of the mixing body and in the circumferential direction around the longitudinal axis (L) of the mixing body and directed towards the first mixing body part (20), and wherein the second mixing body part (34) bears against the first mixing body part (20) in the region of at least a part of the first projections (36), preferably all of the first projections (36).

The utility model relates to the technical field of water treatment, in particular to a multi-phase component multi-stage reinforced mixing device which comprises an outer cylinder, an inner cylinder, a flow guide assembly, a turbulent flow assembly, a mixing and stirring assembly and the like, a first mixing area is formed in the outer cylinder, and feeding is performed in the circumferential tangential direction; a second mixing area provided with a mixing and stirring assembly is formed in the inner cylinder body; the flow guide assembly is located between the first mixing area and the second mixing area; a third mixing area is formed between the outer barrel and the inner barrel, and the turbulent flow assembly is arranged in the third mixing area. The overall structure is compact and simple; sewage is mixed through the rotational flow effect and the centrifugal effect of the first mixing area, meanwhile, components in the sewage are separated and sorted, heavy impurities are centrifugally separated and discharged, and other impurities enter the second mixing area and the third mixing area to be continuously subjected to mechanical mixing, circulating flow mixing and vortex flow mixing reaction; meanwhile, the particle size of the flocculation core is controlled, so that the mixing efficiency is improved, and the utilization rate of the coagulation agent is improved.

The ozone gas-water mixing device comprises a main body, the two ends of the main body are used for being connected with a water inlet pipe and a water outlet pipe respectively, an ozone module for generating ozone is arranged in the main body, and a plurality of parallel ozone channels are arranged on the two sides, corresponding to the ozone module, in the main body respectively; the section of each ozone channel is of a U-shaped structure or a semicircular structure, the ozone channels are communicated with the ozone module, and the two ends of each ozone channel are connected with a water inlet pipe and a water outlet pipe respectively; the plurality of parallel ozone channels disperse water flow, insufficient mixing caused by too high local flow speed is avoided, and meanwhile, gas-liquid contact is further enhanced through fluid disturbance among the channels, so that ozone is fully mixed with water, and the dissolving efficiency of ozone in water is remarkably improved; the water flow passes through the interior of the main body, ozone generation and mixing of ozone and water are achieved in the water flowing process, continuous generation of ozone water can be achieved, and the mixing uniformity and the generation efficiency of ozone water are effectively improved.

The invention discloses a powder mixing and packaging device with a multi-stage mixing function, and relates to the technical field of packaging devices.The packaging device comprises a feeding mechanism, a pre-mixing mechanism, a stirring mechanism, a packaging mechanism and a detecting mechanism, the feeding mechanism communicates with the pre-mixing mechanism, the pre-mixing mechanism communicates with the stirring mechanism, the stirring mechanism communicates with the packaging mechanism, and the detecting mechanism communicates with the packaging mechanism; the pre-mixing mechanism is fixedly connected with the detection mechanism, the feeding mechanism is used for conveying raw material powder from a storage position to the pre-mixing mechanism, the pre-mixing mechanism is used for carrying out tasks of raw material primary mixing and auxiliary treatment, the stirring mechanism is used for carrying out all-directional mixing and homogenizing on the pre-mixed materials, and the packaging mechanism is used for carrying out quantitative filling and packaging on the stirred materials. And the detection mechanism is fixedly connected with the premixing mechanism to detect the mixing process or the mixture in real time, so that the mixing monitoring link in the powder processing process is realized, and the finished product quality and the production efficiency are improved.

The present invention relates to devices and systems for generating nanobubbles. The present invention also relates to methods of generating nanobubbles. The devices, systems and methods of present invention generate nanobubbles by employing one or more mechanism such as cavitation hydrodynamics, shearing force mechanism, baffle jet system and membrane-based diffusion. The devices, systems and methods of present invention produce uniformly sized nanobubbles and find applications in preparing stable nanobubble-infused beverages with high concentration of nanobubbles.

A flush system includes a particle inlet conduit configured for receiving a flow of particles. An outlet conduit is disposed downstream of the particle inlet conduit and configured for receiving the flow of particles from the particle inlet conduit. A fluid inlet plenum is disposed around the outlet conduit and configured for directing a plurality of fluid flows into the outlet conduit.

This disclosure provides for devices, methods, and systems for generating a plurality of droplets within a collecting container at an extremely high rate (e.g., of at least 1 million droplets per minute, etc.), each of the plurality of droplets comprising an aqueous mixture for a digital analysis, wherein upon generation, the plurality of droplets is stabilized in position within a region of the collecting container. The inventions enable partitioning of samples for digital analyses at unprecedented rates, where readout of signals from targets within such partitions can still be achieved in accordance with various assays.

The invention discloses a supercritical fluid assisted polymer devolatilization distributor. The supercritical fluid assisted polymer devolatilization distributor comprises a gradually-shrinking channel, a throttling channel and a gradually-expanding channel which are connected in sequence. A static mixer is arranged in the throttling channel, the upstream pressure is maintained to be above a supercritical state by increasing fluid resistance, meanwhile, the mixing effect of supercritical fluid and polymer melt is enhanced, stable and uniform foam flow is formed, and pressure fluctuation is avoided; an automatic pressure relief valve assembly is arranged on the upper portion of the divergent channel and composed of a valve opening, a valve cover plate, a spring, an adjusting knob and the like, when the system pressure exceeds a set value, exhaust is automatically started, and controllable pressure relief is achieved. A plurality of rows of flow distribution holes are formed in the lower part of the distributor to ensure that the melt uniformly flows out to form stable melt strips; the problems that traditional equipment is difficult to pressurize and not timely in pressure relief are solved, the supercritical state maintenance, gas-liquid separation and melt forming processes are optimized, the volatile component removal efficiency is improved, the phenomenon that melt strips are broken or accumulated is effectively prevented, and continuous and stable operation of the devolatilization process is guaranteed.

The invention belongs to the technical field of emulsification processes, and particularly discloses a cosmetic emulsification method and device.The device comprises a pretreatment tank, an emulsification tank, a homogenizing tank, a temperature control system and a vacuum system, a shearing head is arranged in the pretreatment tank, a rotating shaft is arranged above the shearing head, the pretreatment tank is communicated with the emulsification tank through a connecting hose, and the emulsifying tank is communicated with the homogenizing tank through a connecting hose. A stirring shaft and a stirring blade are arranged in the emulsifying tank, high-speed dispersion wheels are arranged on two sides of the stirring blade, the high-speed dispersion wheels are arranged on a rotating rod, the stirring blade is communicated with the interior of the stirring shaft, a plurality of nozzles communicated with the stirring blade are arranged below the stirring blade, a spiral wheel sleeved on the outer wall of the stirring shaft is arranged at the bottom of the stirring shaft, and a homogenizing head is arranged in the homogenizing tank. According to the cosmetic emulsification method and device, by optimizing the structure and process of the device, the emulsification efficiency and quality are improved, raw material waste is reduced, and the production cost is reduced.

A method for foam forming an absorbent body includes metering a flow of particles in a sealed system, flowing a plurality of fluid flows into a conduit such that the plurality of fluid flows coats a surface of the conduit with liquid from the plurality of fluid flows, flowing the particles through the conduit towards an eductor, and entraining the particles into a flow of foam at the eductor.

The invention discloses a self-inspiration inclined section type venturi stirring paddle which comprises a hollow main shaft, a plurality of venturi tubular paddle blades are annularly arrayed on the outer wall of a gas cavity at the bottom of the hollow main shaft, each venturi tubular paddle blade sequentially comprises a contraction section, a throat part and a diffusion section in the fluid direction, an inclined section is formed in the pipe wall of each contraction section, and the inner wall of each contraction section is provided with a gas inlet. The oblique section cutting plane extends to the upstream of the throat part from the inlet end face of the contraction section, and a mounting included angle is formed between the axis of the Venturi tubular paddle and the axis of the hollow main shaft. Under the flow guide effect of the inclined section cutting plane, liquid is efficiently entrained and sucked into the contraction section; in the throat area, external air is continuously sucked in through the connecting pipe and is instantly sheared into fine and dense bubble groups by the high-speed liquid flow; meanwhile, due to the existence of the fixed mounting included angle, the gas-liquid mixture sprayed out of the diffusion section presents an obvious inclined jet flow form, and the gas-liquid mixture flows downwards and radially in a combined manner under the leading action of the gas-liquid mixture, so that a bubble group is effectively conveyed to the lower part and the peripheral area of the kettle body.

To provide a static mixing apparatus for producing long-term sustainable ozone water that can be easily downsized and can sustain an ozone density for a long term even when inflow pressure of liquid is low.SOLUTION: A static mixing apparatus (40) produces long-term sustainable ozone water having ozone gas sustained for a long term, from liquid mixed with ozone including ozone gas. The static mixing apparatus comprises a static swirl flow generating part (41), arranged in a first tube (TU), which makes the liquid mixed with ozone conveyed from the first tube generate swirl flow, and a cavitation generating part (44), arranged in the first tube, which makes the liquid mixed with ozone swirled in the swirl flow generating part generate cavitation. The cavitation generating part (44) includes a shaft part, a first unit (441) in which a predetermined number of fins are arranged at a first angle around the shaft with respect to a direction of the first tube, and a second unit (442) in which a predetermined number of fins are arranged at the first angle around the shaft part.SELECTED DRAWING: Figure 2

A fire-foam generator (1) comprising a mixing device (2) and an air injection device (3). The mixing device (2) extends along a main axis (X-X) and comprises an inner chamber (20) and an outer chamber (21) extending along and around the inner chamber (20), an inlet mouth (22) for the inlet of a foaming solution into the inner chamber (20) and an outlet mouth (23) for the outlet of the fire-fighting foam from the outer chamber (21). The mixing device (2) comprises a plurality of radial openings (24) for the passage of the foaming solution from the inner chamber (20) to the outer chamber (21). The air injection device (3) comprises an injection channel (30) to introduce compressed air directly into the outer chamber (21).

The present application relates to the technical fields of oil extraction water injection, and more particularly to an oil extraction wellhead water injection device, comprising a mixing tank, a water inlet pipe and a first auxiliary pipeline are connected to a water inlet of the mixing tank, a mixing cavity and a reduced diameter cavity are arranged in the mixing tank from top to bottom, a conical hopper is fixedly connected in the mixing cavity, a plurality of first through grooves are formed in an inner wall of the reduced diameter cavity, the water inlet pipe is connected to a water inlet of a filter through a second auxiliary pipeline, the other end of the first auxiliary pipeline is connected to a water outlet of the filter, a water outlet pipe is connected to the water outlet of the filter, the water outlet pipe is connected to the water inlet of the filter through a third auxiliary pipeline, a dosing mechanism and a self-mixing mechanism are arranged on the mixing tank; the water and the medicine are automatically mixed when flowing, the spiral vortex is driven completely by the kinetic energy of the fluid itself, the three modes are flexibly switched, the addition of different medicines is adapted, and the pertinence and efficiency of the oil extraction water injection are improved.

The invention relates to the technical field of viscosity monitoring, in particular to crude oil viscosity reducer production quality detection equipment which comprises a crude oil conveying pipe used for conveying crude oil and further comprises a spiral conveying agent winding pipe which is wound on the outer surface of the crude oil conveying pipe and used for conveying a viscosity reducer into the crude oil conveying pipe. A plurality of injection pipes communicated with the crude oil conveying pipe are arranged on the inner wall of the crude oil conveying pipe in a staggered mode, a plurality of ultrasonic viscometers used for detecting the viscosity of crude oil are arranged on the outer surface of the crude oil conveying pipe, and the ultrasonic viscometers and the spiral conveying agent winding pipe are arranged in a staggered mode; the rotary spiral scraping pipe is attached to the inner wall of the crude oil conveying pipe in a spiral shape, a pushing assembly used for driving the rotary spiral scraping pipe to rotate so as to convey crude oil to flow is arranged in the crude oil conveying pipe, and a plurality of connecting rods capable of being connected with the pushing assembly are connected into the rotary spiral scraping pipe and used for transmission.

The invention discloses a bamboo pulp lyocell fiber production method, which comprises: (1) preparing a bamboo dissolving pulp, loading bamboo chips into a pot, preheating, raising the temperature in the pot to 110-130 DEG C, introducing medium-pressure steam, rapidly raising the temperature in the pot to 160-170 DEG C, injecting a pre-hydrolysis liquid formed by mixing hot water and an acidic catalytic auxiliary agent from the bottom of the pot, and carrying out thermal insulation at a temperature of 165-175 DEG C for 30-120 min; and (2) dissolving NMMO, namely mixing the dissolving pulp prepared in the step (1) with an NMMO aqueous solution, mechanically stirring and uniformly mixing for 10 minutes at 90 DEG C, then carrying out vacuum dehydration, gradually raising the temperature to 105 DEG C from 90 DEG C, starting timing when the temperature is raised to 105 DEG C, and dissolving for 40 minutes. According to the production method and the production equipment of the bamboo pulp lyocell fiber, the pentosan content can be effectively reduced, the reaction uniformity can be improved and the preparation requirements of the bamboo-based lyocell fiber can be met through the specific preparation method and the processes such as steam preheating and temperature rising combined with liquid-phase extraction and prehydrolysis.

The invention discloses a circulating device. The circulating device comprises a material barrel, an infusion pump and a return pipe, and the material barrel is filled with working fluid; the lower part, with a liquid inlet, of the infusion pump is inserted into the charging basket and is positioned below the liquid level; a liquid outlet is formed in the upper part of the infusion pump; one end of the backflow pipe is communicated with a liquid outlet of the infusion pump, the other end of the backflow pipe is connected with the side wall of the bottom of the material barrel and communicated with the interior of the material barrel, and at least one part of liquid pumped by the infusion pump enters the bottom of the material barrel through the backflow pipe. According to the circulating device, the pumped-out machining liquid flows into the bottom of the material barrel through the backflow pipe, so that the machining liquid in the bottom of the material barrel is in a flowing state, the probability that the machining liquid at the bottom of the material barrel settles is reduced, the bottom settling phenomenon is reduced, and the machining effect and the product machining yield are improved.

The utility model provides a natural gas hydrogen-doped static mixer which comprises a natural gas conveying pipeline and a hydrogen conveying pipeline which is vertically arranged on the side wall of the natural gas conveying pipeline. A plurality of first mixing structures and second mixing structures are sequentially arranged on the downstream of the communicating position of the hydrogen conveying pipeline and the natural gas conveying pipeline at intervals, each first mixing structure comprises a plurality of waved plates, and the waved plates are sequentially distributed left and right at intervals. The second mixing structure comprises a plurality of groups of first mixing sub-groups and second mixing sub-groups which are sequentially distributed at intervals from top to bottom; each of the first mixing sub-groups and the second mixing sub-groups comprises a plurality of strip-shaped partition plates. Natural gas and hydrogen are fully cut and mixed through the first mixing structure and the second mixing structure in the mixer, the mixing uniformity of the natural gas and the hydrogen is improved, and then the use safety of gas equipment is improved.

The present invention relates to an apparatus for producing nanoparticles comprising a hydrophobic substance and a hydrophilic substance. Specifically, the apparatus according to the present invention is characterized in that it comprises: a plurality of inlet channels into which a hydrophobic substance and a hydrophilic substance are introduced, respectively; a mixing channel in which substances are mixed to produce nanoparticles; and an outlet channel through which the produced nanoparticles are discharged, in which the mixing channel includes a microcolumn capable of increasing the mixing efficiency of the substance. Accordingly, nanoparticles produced using the apparatus according to the present invention exhibit excellent particle uniformity and can be effectively used as a drug or a drug delivery carrier.

The utility model provides a high-speed mixer with an automatic lifting conical barrel, which comprises a base and a mixing conical barrel, a barrel cover is arranged at the top of the mixing conical barrel, and a first stirring shaft is rotatably mounted at the circle center of the barrel cover and is fixedly connected with the output end of a first driving motor; a mounting frame is fixedly welded to the first stirring shaft, second stirring shafts are rotatably mounted at the two ends of the mounting frame, spiral stirring blades are fixedly welded to the second stirring shafts, gears are fixedly mounted at the top ends of the second stirring shafts, bevel gear rings are fixedly mounted in the barrel cover, and the gears are in meshed connection with the bevel gear rings; the inner ring of the shaft seat is rotatably provided with a shaft ring, the shaft ring sleeves the outer side of the mixing conical barrel, the two connecting rods are fixedly mounted on the two sides of the shaft seat respectively, the sliding rods are arranged at the ends, away from the shaft seat, of the connecting rods, and the two guide rails are fixedly mounted on the two side walls of the base respectively; the cone barrel high-speed mixer adopts a double-shaft spiral design, so that the mixing uniformity is improved, and the service life is prolonged by additionally arranging a reinforcing assembly.

The utility model particularly relates to three-axis linkage synthesis mixing equipment, a mixing reaction method and a method for preparing ferric oxalate. The three-axis linkage synthesis mixing equipment comprises a motor and a gear box, a volute is arranged at the top of the outer barrel, and an air outlet is formed in one side of the volute and used for exhausting air; the three rotating shafts are arranged in the outer cylinder body, each rotating shaft is provided with an inner cylinder body, a plurality of vertically arranged gas-liquid separation plates are uniformly arranged on the upper part of each inner cylinder body along the peripheral side, and a plurality of layers of blades which are parallel to one another and are obliquely arranged are arranged on the lower part of each inner cylinder body along the peripheral side; the bottom of the volute is provided with an opening matched with the inner cylinder with the gas-liquid separation plate in size; the inner cylinders on the three rotating shafts are mutually enclosed to form an inner duct, and the rotating shafts are synchronously driven by a motor to rotate through a gearbox; a plurality of annular separation discs are arranged on the inner wall of the outer cylinder body; and an air inlet is further formed in the peripheral side of the outer cylinder body. The utility model has the advantages that the contact area and the contact time of the solvent and the air are fully increased and prolonged in a weightless state.