669results about How to "Well mixed" patented technology

The invention discloses a method for preparing a nanoparticle-modified friction material, which comprises the following steps: dissolving a resin in a solvent to obtain solution of the resin, uniformly dispersing nanoparticles in the solution of the resin, soaking reinforcing fibers in the solution and adding surfactant to allow the resin, the nanoparticles and the reinforcing fibers to be tightly bonded and uniformly disperse; and mixing the resin-coated nanoparticles and the resin-coated reinforcing fibers with a friction performance regulator and a filler, uniformly stirring the mixture and drying the mixture. In the method, the flowability of the solution of the resin is used to coat the nanoparticles and the reinforcing fibers, so the uniform mixing of the nanoparticles, the fibers and the resin is realized; the bonding strength of the nanoparticles, the fibers and the resin is increased under the action of the surfactant; and the friction performance and the service life of a brake pad can be improved on the basis of reducing the dosages of the nanoparticles, the reinforcing fibers and the resin. The friction material of the invention can be widely used in the preparation of brake pads of motor vehicles, brakes of machine tools and electrodes, clutch liners and the like.

The invention relates to a coaxial powder feeding system of laser rapid prototyping preparation function gradient material, comprising a powder inlet device, and the powder is absorbed and conveyed by carrier gas. The powder inlet device is communicated with a powder mixer through a first conveying pipe. The powder mixer is used for mixing the powder which has been conveyed. The mixed powder enters into a powder separate device through a second conveying pie. The powder separate device is used for separating the mixed powder into multi-path. The powder separate device is communicated with the powder inlet of a nozzle through a third conveying pipe. The nozzle makes the multi-path powder flock together in a molten pool formed by laser. The function gradient material is prepared under the cladding action of laser and powder. The mix of the powder is uniform. The coaxial powder feeding system has good power feeding property, which can realize the optimum processing, and at the same time, can be suitable for different processing distances. The powder utilization rate is high. The manufacturing accuracy is good. At the same time, the powder conveying distance can be adjusted with a certain scope, and so the coaxial powder feeding system can not be limited to the manufacturing space.

The invention discloses a preparation method of a high-voltage lithium cobalt oxide cathode material which comprises the steps: (1) mixing cobaltosic oxide containing doped element M, a lithium source, oxide containing doped element M', a grain refiner and a fluxing agent to obtain a primary mixture; (2) sintering and smashing the primary mixture to obtain primary sintered powder; (3) mixing the primary sintered powder with a coating material to obtain a secondary mixture; (4) sintering and smashing the secondary mixture to obtain the lithium cobalt oxide cathode material. According to the preparation method disclosed by the invention, the problem of microscale segregation of distribution of doped elements in the product is solved by two modes of doped element premixing and dry-method mixing; a coulter type mixing technology is utilized to solve the problem of segregation of different matters in material mixing; the grain refiner and the fluxing agent are combined for use to synthesizea material in a mixed morphology; technologies such as dual effects of doped element surface crystallization catalysis and the coating material and the like are utilized; thus, performance of the high-voltage lithium cobalt oxide is obviously improved.

A process for preparing isocyanates in the gas phase, in which the mixing of the reactants and thus the reaction conditions are significantly improved by means of hydrodynamic measures such as increasing the turbulence of the feed stream in the central nozzle. As a consequence, the necessary residence time in the reactor and thus the length of the reactor are reduced and the formation of polymeric by-products which lead to caking in the reactor and a shortening of the operating period of the reactors is avoided.

One object of the present invention is to provide a medical container with multiple chambers and a production method thereof, where respective medicaments housed in a plurality of chambers can be separated without fail until performing the infusion and when performing the infusion, the respective medicaments can be easily mixed while keeping the sterile state. In order to achieve this object, a medical container (1) with multiple chambers is provided, where a container (10) having a chamber (11) for housing a liquid medicament (12) and a container (20) having a chamber (21) for housing a solid medicament (22) are integrated, a partitioning member (30) for partitioning these containers (10, 20) is provided, a hollow part (31) for connecting two adjacent containers (10, 20) to allow communication therebetween and a lid (32) for sealing at least one end of the hollow part (31) are formed in the partitioning member (30), and a thin-wall part (34) is formed in the connection part between the lid (32) and the partitioning member body (33).

The invention discloses a method for preparing organic carboxylate from olefin through hydroesterification. Terminal olefin, carbon monoxide and an alcoholic compound is catalyzed by a catalyst consisting of a palladium complex, a phosphine ligand and an acid ionic liquid to form the organic carboxylate of which the carbon atom number is one more than that of the olefin. The method has the advantages of mild reaction conditions, wide raw material applicability, high product selectivity and the like. Compared with an organic or inorganic acid accelerator widely used in the conventional hydroesterification, the acid ionic liquid has a small using amount and low corrosion in the reaction.

The invention belongs to the technical field of polyurethane foaming plastic processing, and particularly relates to a raw material preparing and mixing machine for a processing technology of polyurethane foaming plastic. The raw material preparing and mixing machine for the processing technology of the polyurethane foaming plastic achieves the technical purposes of being uniform and thorough in stirring and mixing and high in stirring and mixing efficiency. In order to achieve the technical purposes, the raw material preparing and mixing machine for the processing technology of the polyurethane foaming plastic comprises a bottom plate, a first support rod, a collection box, a right frame, a left frame, a top plate, an installation plate, a cylinder body, a piston, a first push rod, a first spring, a pressing plate, a flexible pipe and the like. The left end of the top of the bottom plate is welded with the left frame, and a fixed plate is connected with the upper portion on the right side of the left frame through bolts. According to the machine, an electric reel is controlled to rotate clockwise or anticlockwise, a rack is pulled by a guy wire, the rack is matched with a gear, and mixing blades are driven to rotate clockwise or anticlockwise.

A process for producing an electrode for an electric double layer capacitor, in which water is used as a forming auxiliary agent and kneading an pulverizing steps are omitted to improve production efficiency, and a process for producing an electric double layer capacitor employing such a electrode, are provided. In a first mixing step, an activated carbon and a carbon black are mixed by a grinder containing a grinding medium. As the grinder containing a grinding medium used in this first mixing step, a commonly used ball mill can be used. In the second mixing step, a mixture is taken out from the grinder containing a grinding medium of the first mixing step, and moved into a second mixer prepared separately. Then, polytetrafluoroethylene as a binder and water as a liquid lubricant are added and the materials are mixed again. Thereafter, a calendar forming is carried out. The mixture obtained by the second mixing step is not a clumpy body of clay state or rubber state but a product which can be easily turned into grains of 1 to 2 mm, by simple means such as a wire sieve.

The invention relates to a raw material mixing device, particularly relates to a raw material mixing device for road and bridge construction and aims at solving the technical problem of providing the raw material mixing device which has even stirring, high mixing rate and convenience in discharging in stirring raw material for road and bridge construction. In order to solve the technical problem, the invention provides the raw material mixing device for road and bridge construction. The raw material mixing device comprises a bottom plate and the like, wherein a swinging device is arranged at the top of the bottom plate, an accommodating bench is arranged above the swinging device, a material mixing box is arranged on the accommodating bench, a feeding hopper is arranged at the top of the material mixing box, and a stirring device body is arranged in the material stirring box. The raw material mixing device disclosed by the invention achieves the effects of even stirring, high mixing rate and convenience in discharging in mixing raw materials and utilizes a mode of shaking the material mixing box while stirring.

The invention discloses a hybrid unit of an SCR (selective catalytic reduction) system for vehicle urea, comprising a pipe body, a hybrid unit rib device and a nozzle, wherein the nozzle is aslant arranged on the wall surface of the pipe body; the hybrid unit rib device tightly abuts against the nozzle and is installed on the front end of the nozzle; the hybrid unit rib device comprises four ribs, the middle of the first rib and the second rib forms a fluid path similar to an atomizing pattern; the first rib and the second rib have certain gradient and twists towards the central area; the third rib has a baffle-shaped structure and is arranged near the pipe wall, the installation direction is vertical to the atomizing axis, and the third rib twists towards the wall surface; and the fourth rib is arranged along the atomizing axis direction and is composed of a group of blades alternately twisted left and right. The invention can bring the effect that a urea aqueous solution injected by the nozzle and tail gas are fully mixed before entering an SCR catalytic converter, thus reducing urea crystallization formed on the wall surface; and meanwhile, the hybrid unit has compact structure and is easy to process and install, and the effect of the hybrid unit is verified.

The invention relates to a urea mixing device, which is characterized by comprising at least two groups of blade pairs, wherein each group of blade pairs comprise two blades of which the folding directions are opposite; and the blades are distributed on the same round section uniformly and are crossed at the circle center of the round section. The device is arranged on the rear end of a urea nozzle in an exhaust pipe; exhausted gases generate violent gas flow disturbance under the turbulent effect of the blades when mixed; strong turbulent flowing motion makes the exhausted gases and atomized urea mixed more uniformly and accelerates the evaporation and decomposition of urea solution; and thus, the NOx conversion efficiency is improved, and ammonia leakage caused by nonuniform ammonia distribution is reduced. Tests show that the NOx conversion efficiency of a urea SCR system having the urea mixing device can be improved by as much as 10 percent.

A wall shape of a cavity consists of an inward protruding portion located at the periphery of an opening, a center portion projecting toward a fuel injector, and a peripheral portion connecting the inward protruding portion and the center portion. The fuel injector and the cavity are configured so that fuel injected from fuel injector directs to the proximity of the border between the inward protruding portion and the peripheral portion. The peripheral portion consists of a first portion located farthermost from the fuel injector, a second portion located between the inward protruding portion and the first portion, and a third portion located between the first portion and the center portion. The radii of arcs of the peripheral portion decrease from the second portion to the first portion and increase from the first portion to the third portion.

The invention discloses a nanometer essence capsule and a preparation method of the nanometer essence capsule. The preparation method comprises the steps that under the action of high-speed emulsion dispersion, the nanometer essence capsule is prepared by conducting free radical polymerization reaction on vinyl monomer under the action of an initiator, wherein the mass ratio of the vinyl monomer to essence to the initiating agent is (0.3-3):1: (0.005-0.18) and the initiator is a water-soluble peroxide initiator. The nanometer essence capsule disclosed by the invention has good heat resistanceand therefore is particularly suitable for high-temperature setting process of cotton fabrics; the nanometer essence capsule has very good permeability and very high surface adhesive force and therefore can be directly applied in perfuming finishing of the fabrics or further composited with other finishing agents to be applied in the perfuming finishing of the cotton fabrics; and a binding agent does not need to be added in the perfuming finishing process, so that the production cost is lowered.

The invention relates to a combusting method for an industrial boiler, which is characterized in that an old style boiler adopts the method that a fire grate at the bottom of the old style boiler is removed, to form a pure furnace chamber I; at least one combustor H is installed at one side of the pure furnace chamber I; coal powder E enters into the combustor H after entering into an electronic scale G through a coal scuttle F; the coal powder E performs the complete process of mixture with the air, firing, reinforced combustion, deoxidization of NOx, combustion into ash, liquid slugging and low NOx discharging inside the combustor H, and finally the pure high temperature fume is transmitted to the pure furnace chamber I and absorbed and utilized through a smoke flue J; a novel boiler adopts the method that a boiler with a pure furnace chamber is manufactured; the second to the forth steps are identical to the combusting method of the old style boiler. The combusting method has advantages that the combustion is sufficient, the effects of energy conservation and discharge reducing are remarkable, the pollution is reduced, and the service life is prolonged.

The invention relates to a sulfur tolerant catalyst suitable for slurry bed methanation. The catalyst adopts the main metal W as an active component, and on the basis the assistant metal W1 is added as an auxiliary agent, and the catalyst carrier is M. The catalyst is composed of, by mass: 2-40% of W, 0.5-35% of W1, and 50-97.5% of the carrier M. The sulfur tolerant catalyst provided in the invention has the advantages of high catalytic activity, long service life and high selectivity.

A piston for a diesel engine has a crown and a three-dimensional shape defined in an x-y-z coordinate space. The z-axis generally defines a cylinder axis of the piston, and the plane z=0 generally intersects an upper rim of the crown. The piston includes a combustion bowl recessed in the crown. The combustion bowl has a center point on the z-axis and has a two-dimensional partial cross-sectional configuration defined by a peripheral line connecting coordinate points (x_i,y_i,z_i) in the x-y-z coordinate space. The (x_i,y_i,z_i) coordinate points include points from a coordinate set S. The combustion bowl has a three-dimensional axisymmetric configuration defined by rotating the peripheral line 360° about the z-axis.

The invention discloses a landscaping irrigation device comprising a base plate. A water storage tank is fixedly connected to the left side of the top of the base plate, a first motor box is fixedly connected to the left side of the water storage tank, the left side of the inner wall of the first motor box is fixedly connected with a first motor, and an output shaft of the first motor is fixedly connected with a stirring shaft. One end of the stirring shaft far away from the first motor sequentially passes through the first motor box and the water storage tank and extends to the inside of thewater storage tank, and one end of the stirring shaft, which is located inside the water storage tank, is rotatably connected with the right side of the inner wall of the water storage tank. The surface of the stirring shaft located on the inner surface of the water storage tank is fixedly connected with a blade. The invention relate to the technical field of irrigation equipment. According to thelandscaping irrigation device, the use height and angle of a spray head can be adjusted, so that the irrigation range is wider, the work efficiency is improved, a chemical can be poured into the water storage tank, so that the chemical and the water are fully mixed, and the chemical liquid is sprayed on plants, thereby improving the practicality of the device.

A preparation method of composite sulfur cathode material and application thereof in all-solid-state lithium-sulfur batteries belong to the technical field of preparation of battery materials. The preparation method comprises: dispersing sulfur material, solid electrolyte and a conductive agent in a solvent to reach a solid content of 30-70%, performing ball milling, mixing well, and drying to obtain mixture I; dispersing a conductive agent in a solvent to reach a solid content of 30-70%, adding the resultant, accounting for 5-10% of the mixture I by mass, into the mixture I, performing ball milling, mixing well, and drying to obtain mixture II; adding a solvated ionic liquid, accounting for 5-10% of the mixture II by mass, into the mixture II, grinding with a mortar, and mixing well to obtain the composite sulfur cathode material. The composite sulfur cathode material is applicable to all-solid-state lithium-sulfur batteries. It is provided herein that little solvated ionic liquid compatible with the components is added to fill gaps of solid particles; in addition, the solvated ionic liquid has ionic conductivity, which helps further enhance an ionic conductive pathway in the sulfur material in an electrode.

The invention discloses a drum type easily cleaned concrete stirring device. The drum type easily cleaned concrete stirring device comprises a base and a working table, wherein a left support and a right support are separately fixedly arranged on the left side and the right side of the top of the working table; a drum is arranged between the left support and the right support; a left baffle and aright baffle are separately fixedly arranged on the left side and the right side of the inside of the drum; a plurality of material passing openings which are attached to the inner wall of the drum are uniformly formed in the right baffle in the peripheral direction; a second rotating shaft is arranged at the axis position of the drum; a gear motor is fixedly arranged on the left end surface of the left support; a motor shaft at the right end of the gear motor is fixedly connected with the left end of the second rotating shaft; the second rotating shaft is driven to rotate through the gear motor; and spiral blades are fixedly mounted on the second rotating shaft and positioned between the left baffle and the right baffle. Concrete is stirred by rotation of the spiral blades, and is drivento move from left to right during stirring; and because the drum is inclined towards the left lower direction, the concrete drops towards a left lower corner under the effect of gravity, the concreteis stirred in a reciprocating manner in this way, and the mixing effect is good.

The invention discloses a method for preparing a lithium-rich manganese-based layered lithium battery cathode material based on an efficient solid-phase chemical complexation reaction. The method comprises the following steps: firstly preparing a lithium source, a nickel source and a manganese source which are used as raw materials and preparing a solid ligand complexing agent; dry-blending the prepared raw materials and the solid ligand complexing agent according to a certain molar ratio based on stoichiometric ratio of metallic elements in a molecular formula of the target product lithium-rich manganese-based layered lithium battery cathode material which is to be prepared, and fully grinding; drying mixed materials obtained at low temperature to obtain a solid-phase complexing agent precursor; and sintering the solid-phase complexing agent precursor in the air or in an oxygen-enriched atmosphere, so as to obtain the lithium-rich manganese-based layered lithium battery cathode material. The method provided by the invention is simple and easy to control, is green and environmentally friendly, and has advantages of low production cost, high production efficiency and excellent product performance.

The invention relates to device and method for preparing a regenerated rubber sheet by continually cooling and mixing desulfurized rubber powder. The device comprises a continuous production line consisting of a rubber desulfurizing device with a hopper, a transition conveyer, a single-screw oxygen isolating cooling device, a sheet handpiece, a pair of compression rollers and a shearing device, wherein the discharging hole of the rubber desulfurizing device is connected with the feeding hole of the single-screw oxygen isolating cooling device through the transition conveyer; and the discharging hole of the single-screw oxygen isolating cooling device is connected with the feeding hole of the sheet handpiece. In the invention, a double-screw rubber desulfurizing device is meshed in the same direction, so that mixing is uniform and the energy consumption is low. The preparation method comprises the following process steps of: (a) desulfurizing; (b) conveying in an oxygen isolating way; (c) cooling and mixing in an oxygen isolating way; (d) sheeting; (e) pressing; and (f) cutting. Due to the adoption of the oxygen isolating conveying as well as oxygen isolating cooling and mixing, high-temperature oxidation of high-temperature desulfurizing rubber powder is prevented, the mechanical property of the regenerated rubber is improved, the production is continuous and safe, and no waste is discharged.

The invention discloses a light homogenizing structure, a manufacturing method thereof and a light homogenizing system. The light homogenizing structure comprises a base plate and a pattern structure arranged on the surface of the base plate. The pattern structure is formed via the transfer technology and comprises multiple micro-structures used for homogenizing incident beams irradiating the surfaces thereof. According to the invention, by refracting the incident beams irradiating the surfaces via the micro-structures, direction of propagation of the incident beams is changed; and the micro-structures will divide the incident beams into several fine sub-beams, so when the sub-beams are re-overlaid, small in-homogeneity of each sub-beam will be smoothened during the overlaying process, thereby allowing the sub-beams to be mixed more uniformly. Thus, homogeneity of the incident beams of the light homogenizing structure is improved; light homogenizing is achieved; and processing difficulties in the current laser light homogenizing device during satisfaction of requirements on quite small extension quantity of the beams can be solved.

The invention relates to a process for producing fuel alcohol by adopting straw lignocellulose as a raw material, which comprises the following steps of: (1) crushing of the straw lignocellulose: crushing the straw lignocellulose by using a crushing machine to 80 meshes and drying at the temperature of 55 DEG C to obtain a straw lignocellulose powder; (2) fetching the crushed and dried straw lignocellulose powder, and adding a sodium hydroxide (NaOH) solution of which the mass fraction is 1.0 percent to the straw lignocellulose powder for pretreatment; (3) cellulose hydrolysis saccharification: adding the cellulose to the straw lignocellulose powder prepared in the step (2); and stirring for hydrolysis for 48 hours under the condition that the temperature is 40 DEG C and pH is 4.5 to obtain cellulose hydrolysis saccharification hydrolysate; and (4) alcoholic fermentation: lowering the temperature of the cellulose hydrolysis saccharification hydrolysate to 35 DEG C in a fermentation tank, and adding 2g/L of yeast to perform a constant-temperature fermentation reaction to obtain the fuel alcohol. Compared with the prior art, the process for producing the fuel alcohol by adopting the straw lignocellulose as the raw material has the advantages of rich raw material, low cost, high hydrolysis efficiency, fewer byproducts, high alcohol yield and the like.

The invention relates to a recycling and reusing method of a waste vanadium tungsten titanium-based denitration catalyst. The method comprises: cleaning the waste vanadium tungsten titanium-based denitration catalyst by adopting first cleaning fluid and second cleaning fluid, drying and roasting. Optionally, the method further comprises: grinding the roasted recycled materials to prepare the 500-2000 mesh catalyst recycled materials and preparing the catalyst recycled materials into the waste vanadium tungsten titanium-based denitration catalyst. The waste catalyst is cleaned at two steps to remove total harmful toxic components of the waste catalyst. The method uses two kinds of cleaning fluid to ensure that the recycled materials are directly used for preparing the catalyst. The method can realize secondary use of the waste smoke denitration catalyst, realizes recycle of resource, reduces cost, saves energy, reduces environment protection control difficulty and is high in comprehensive benefits.

A low viscosity blocked isocyanate solution can be made by reacting together a polymeric isocyanato compound and propylene glycol, or a polymeric primary or secondary amine and propyl carbonate. The resulting beta-hydroxypropyl urethane polymer can be combined with propylene glycol monomethyl ether as a reducing solvent to form a pourable high-solids solution with good flow properties at room temperature. The solution has lower viscosity than is obtained using ethylene glycol as a blocking agent or using several non-HAPS reducing solvents that are similar to propylene glycol monomethyl ether. The solution can readily be combined with electrodepositable paint ingredients to form a curable coating composition.

The invention relates to a cyclonic water filtration dust collecting device, which comprises a dust barrel, a total air inlet and a total air outlet. The invention is characterized in that a filter vat forming a first-class filter, and a water filter are arranged on the dust barrel in the radial direction from outside to inside, wherein an inclined dust retaining hood is arranged at the lower part of the total air inlet outside the filter vat and forms a large-particle dust cavity with the dust barrel; filtering millipores communicating the inner side and the outer side are formed between the dust retaining hood and a bottom edge on the vat wall of the filter vat; an liquid collecting cavity is arranged between the filter vat and the water filter; a plurality of rotating water washing cylinders are arranged on the water filter; the side wall of the lower part of the rotating water washing cylinder is provided with a branch of an air inlet for guiding air stream to whirl upwards and the branch of the air inlet is dipped into the liquid in the liquid collecting cavity; and the outlets of the upper ends of the rotating water washing cylinders are centrally communicated with the total air outlet on the dust barrel. The invention has the advantages of compact and reasonable structure, small volume, more full contact of air-stream and water, good dust removing effect and more functions.

The invention relates to a manufacturing method for a lithium iron phosphate cathode material. The reactivity and the uniformity of raw materials are improved by adopting a semi-chemical method, and the raw materials used for manufacturing lithium iron phosphate materials are divided into water-soluble raw materials and water-insoluble raw materials. The manufacturing method comprises the following steps of: firstly, dissolving the water-soluble raw materials into water, adding the water-insoluble raw materials, adding a dispersing agent, a carbon source and a compound of iron position substituting elements, and grinding and uniformly mixing the raw materials to form slurry with all components of lithium iron phosphate; secondly, preparing the uniformly mixed slurry into precursor powder in a spray granulation manner; and finally, calcining the precursor powder at the temperature of between 600 and 800 DEG C for 1 to 24 hours in reducing atmosphere, and crushing the calcined powder to obtain finished products. The manufacturing process is simple and suitable for mass production, the raw materials are uniformly mixed, the properties of the products are consistent, the prepared lithium iron phosphate has stable quality characteristics, and the products have long charge and discharge service life and higher charge and discharge capacity, so that related problems of the conventional lithium iron phosphate production are solved.

The invention discloses a mutual-impacting-type chemical raw material stirring and mixing device, and belongs to the technical field of chemical equipment. The chemical raw material stirring and mixing device comprises a mixing cylinder and a placement port which is integrally connected with the upper end of the mixing cylinder, a mounting cover plate is mounted at the inner side of the placementport, a vertical first rotary casing pipe is rotatably mounted in the center of the mounting cover plate, and a rotary rod shaft which is rotatably connected with the first rotary casing pipe througha bearing penetrates into the first rotary casing pipe; a second rotary casing pipe is rotatably connected to the bottom of the rotary rod shaft, multiple first stirring rod shelves which are annularly arranged around the center axis of the first rotary casing pipe are arranged at the outer side of the first rotary casing pipe, multiple second stirring rod shelves are arranged on the outer side wall of the rotary rod shaft, a power mechanism for driving the first rotary casing pipe and the rotary rod shaft to rotate in opposite directions is arranged at the upper end of the mounting cover plate, and a rod lifting shelf is arranged at the top of the mounting cover plate. The chemical raw material stirring and mixing device is simple in structure and convenient to operate, and chemical raw materials are conveniently mixed uniformly; meanwhile, a stirring part is convenient to detach and maintain, and the practicability is high.

The invention relates to the technical field of a water conservancy project, in particular to an irrigation device for the water conservancy project. The irrigation device comprises a bottom plate andspray nozzles, wherein a water suction pump and a mixing box are arranged on the bottom plate, an outlet of the water suction pump is connected with a water delivery pipe, and one end, away from thewater suction pump, of the water delivery pipe is connected to the top of the mixing box; an agent liquid pipe is arranged at the top of the mixing box, an agent adding hopper is arranged at the top end of the agent liquid pipe, and a mixing mechanism for mixing an agent liquid and water is arranged on the mixing box; the irrigation device for the water conservancy project further comprises an extraction mechanism used for extracting a mixed liquid and conveying the mixed liquid to the spray nozzles. According to the irrigation device for the water conservancy project, a motor drives a first rotating shaft, a second rotating shaft and a third rotating shaft to rotate, stirring blades also rotate accordingly, the agent liquid and water in the mixing box can be stirred and mixed, furthermore, the rotating directions of the first rotating shaft and the second rotating shaft are opposite, and the rotating directions of the third rotating shaft and the second rotating shaft are opposite, sothat the mixing is more sufficient.

The invention provides a stirring device with a lifting function. The stirring device comprises a base plate, a supporting plate and the stirring device, wherein an accommodating slot is arranged on the left part of the upper surface of the base plate; a lifting motor is arranged on the right part of the base plate; a driving wheel is arranged on a spindle of the lifting motor; the driving wheel is meshed with a driven wheel; the driven wheel is arranged on a rotating shaft; a screw is connected with the top of the rotating shaft; a guiding rod is arranged on the right part of the screw; a baffle is fixed at the upper end of the guiding rod; the right end of the supporting plate is connected with the screw and the guiding rod; a connecting shaft is arranged at the left end of the supporting plate; a first coupler is arranged at the bottom of the connecting shaft; the stirring device is connected with the connecting shaft through the first coupler; a second coupler is arranged at the top of the connecting shaft; the stirring device is composed of an arc-shaped stirring rod, a stirring shaft and a stirring blade. The stirring device provided by the invention can be used for sufficiently stirring the materials in a storage barrel; the phenomenon of vertical layering of the materials in a stirring process can be avoided; and the stirring devices in different sizes can be replaced according to different to-be-stirred raw materials.