2153results about "Mixing materials pretreatment" patented technology

The invention discloses a dissolving and mixing device for adhesive production, the dissolving and mixing device comprises a mixing tank, a crushing assembly, a premixing cylinder, a first stirring assembly and a second stirring assembly, and the crushing assembly can perform preliminary crushing treatment on solid materials and liquid raw materials in the mixing tank before the solid materials and the liquid raw materials are mixed. Part of liquid raw materials can be premixed through the premixing barrel and are diffused out of the premixing barrel through the diffusion holes. The solution in the premixing barrel is stirred through the first stirring assembly in the premixing barrel, and the stirring effect on the solution in the premixing barrel can be enhanced. The first stirring rods on the stirring rods and the second stirring rods on the rotating shaft which are vertically arranged at intervals in a staggered manner can generate mutually superposed stirring forces in the stirring process, so that the stirring strength can be further enhanced, solid powder materials are subjected to stronger shearing and collision effects in the stirring process, and the formation of aggregates and cakes is avoided; the dissolving and mixing efficiency and quality of solid materials and liquid raw materials are improved.

The utility model relates to the technical field of industrial wastewater treatment, in particular to industrial wastewater treatment equipment. Comprising a tank body, a water inlet, a stirring shaft and stirring fan blades, the stirring shaft is driven by a driving device, a dispersing disc is fixedly installed on the stirring shaft and located above the water inlet, an annular discharging groove is formed in the dispersing disc, a plurality of dispersing holes are evenly formed in the bottom of the discharging groove, and a top cover is detachably connected to the top of the tank body; at least one distribution plate is installed on the top cover, the lower end face of the distribution plate is attached to the bottom of the discharging groove, and a feeding device is installed on the top of the tank body and used for conveying materials to the dispersing disc; the problems that when a medicine added into industrial wastewater is powder, the powder is directly added into the wastewater and is prone to caking, and the mixing uniformity of the medicine and the wastewater is affected are effectively solved. The medicine powder dispersing device is convenient to use, medicine powder can be effectively and uniformly dispersed and thrown into waste water needing to be treated, and the mixing degree of the medicine powder and the waste water is improved.

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 invention discloses a micropore bubbling aeration two-stage oscillation modulation synergistic system and an application method thereof. The modulation synergistic system comprises a two-stage oscillation device, an air supply unit connected to the upstream of the two-stage oscillation device, and a micropore coil pipe and an aeration tank which are connected to the downstream of the two-stage oscillation device. The two-stage oscillation device comprises a non-feedback oscillation cavity connected with the branch section, a sound wave oscillation cavity sequentially connected with the air inlet section, and a cavity connecting section connected with the non-feedback oscillation cavity and the sound wave oscillation cavity in parallel. Controlled pulsating oscillation airflow is injected into the microporous aeration system through the two-stage oscillation device, and periodic inertia force disturbance is introduced in the bubble generation stage; the pulsating pressure field breaks through gas-liquid interface force balance under traditional steady-state airflow, so that the bubble separation critical size is remarkably reduced, hole opening air film oscillation is accelerated through high-frequency pressure oscillation, necking fracture is promoted, and the bubble separation size is reduced; and meanwhile, transient shear force generated by the pulsating airflow inhibits interaction of adjacent bubble wake flows, and the coalescence probability is reduced.

The invention discloses water and fertilizer regulation and control equipment for applying a water and fertilizer retention product to sandy soil, and relates to the technical field of water and fertilizer regulation and control. A supporting frame is fixedly connected to the side face of a connecting pipe, a material mixing component is fixedly connected to the side, away from the supporting frame, of the connecting pipe, and a discharging component is fixedly connected to one end of the connecting pipe; according to the device, the filtering component is arranged, a water pump is turned on, so that a filtering net plate filters impurities in water flow, a net rack drives an ejection mechanism to move towards one side far away from the filtering net plate through impact force of the water flow, and meanwhile, when the filtering net plate filters the water flow and meshes in the filtering net plate are blocked, the water flow can be separated from the water flow through the ejection mechanism. And when the impact force of the water flow flowing through the filter screen plate is smaller than the drawing force of the first spring, the first spring drives the ejection mechanism to move towards the meshes of the filter screen plate through the net rack, so that the ejection mechanism ejects impurities blocked in the meshes of the filter screen plate.

The invention belongs to the technical field of coal-based solid waste utilization, and particularly relates to a crushing and mixing device for coal-based solid waste filling, which comprises a feeding hopper, a crushing and mixing device, a crushing and mixing device, a crushing and mixing device and a crushing and mixing device, the top end of the crushing box communicates with the bottom end of the feeding hopper; a crushing mechanism and a screening mechanism are sequentially arranged in the crushing box from top to bottom; the upper portion of the mixing box communicates with a discharging port of the crushing box, a third motor is installed in the middle of the top end of the mixing box, the output end of the third motor penetrates through the top wall of the crushing box and is connected with a first stirring assembly, a second stirring assembly is arranged on the inner bottom wall of the crushing box, and the tail end of the first stirring assembly extends into the second stirring assembly. The second stirring assembly is in transmission fit with the third motor. The discharging rhythm is accurately regulated and controlled through the material distributing mechanism, the phenomenon of material accumulation or idle running of the crushing mechanism is avoided, differential rotation is adopted by the double stirring assemblies, a composite flow field is formed, and the stirring uniformity is further improved.

The invention relates to the technical field of food processing and mixing, and discloses a food processing premixing mechanism which comprises a screening box and a mixing seat, a vibration motor is mounted on the outer wall of the screening box, a first guide hopper and a second guide hopper are arranged on the outer walls of the two sides of the screening box in a staggered mode, one end of the second guide hopper extends to the mixing seat, and a mounting frame is fixed to the side wall of the mixing seat. A screw rod assembly is arranged in the mounting frame, a supporting arm is connected to the screw rod assembly, and a material mixing assembly is mounted at the bottom of the supporting arm; the material mixing assembly comprises a gear part, and an extension arm I, a material mixing rod I, an extension arm II and a material mixing rod II which are mounted on the gear part. The vibration motor cooperates with the rotating shaft and the swing rod to drive the screening box and the filter screen to efficiently screen and separate materials with large and small particle sizes, large crushed materials are automatically discharged, and fine materials are conveyed. The screw rod assembly can flexibly adjust the height of the material mixing assembly to meet different material mixing requirements. And the bevel gear drives the mixing rod I and the mixing rod II to perform composite motion, so that multi-dimensional stirring and mixing of the materials are realized.

The utility model relates to a coal gangue recycling treatment device, and belongs to the technical field of mixing and stirring equipment. Feeding devices are fixedly arranged at the four corners of the upper portion of the stirring barrel, a left net rack with side hooks is movably hung below the feeding devices and above the stirring barrel, a right net rack is movably arranged on one side of the left net rack through a positioning hinge, and a lifting handle is fixedly arranged on the right net rack; the lower part of the side hook is movably contacted with an inductive switch; the inductive switch is fixed on the outer side surface of the mixing drum; coal gangue powder fed from the feeding device is filtered by the left net rack and the right net rack and then falls into the stirring barrel, the motor with the speed reducer drives the main shaft and the spiral blade to conduct mixing and stirring, and the right end of the bottom of the stirring barrel is provided with the discharging port and the discharging device so that the flow can be controlled. Four groups of moving wheels are fixedly arranged at the bottom of the support frame, so that the device is convenient to transport and move; the control switch is connected with the motor, the gear motor and the inductive switch through power lines, unified control is achieved, and operation is safe.

The invention discloses equipment and a method for preparing a self-adaptive anti-corrosion coating of a metal anchor rod in a humid environment, and relates to the field of preparation of anti-corrosion coatings. The equipment for preparing the self-adaptive anti-corrosion coating of the metal anchor rod in the humid environment comprises a mixing tank, feeding pipes fixedly communicate with the top and the side wall of the mixing tank, the equipment further comprises a rotating shaft rotationally connected into the mixing tank, a plurality of sets of elastic rods are rotationally connected to the rotating shaft at equal intervals, each set of elastic rods comprises a plurality of elastic rods, and the elastic rods are arranged in the mixing tank. The blades are equidistantly distributed along the outer wall of the rotating shaft; the stretching degree of the elastic rod is changed through the centrifugal force of the balancing weight, a booster pump is matched for gas conveying, coating raw materials are fully stirred, mixing is more uniform, meanwhile, the gas spraying amount is controlled through lifting of the connecting shaft, the elastic rod and the balancing weight are driven to rotate, the raw materials are disturbed from multiple dimensions, an all-dimensional and multi-layer stirring mode is formed, and the stirring efficiency is improved. The mixing uniformity is greatly improved, the mixing time is remarkably shortened, and the production efficiency is improved.

The invention relates to the technical field of material mixing, and discloses a raw material mixing device for light building material manufacturing and capable of being pretreated, the raw material mixing device comprises a mixing structure and a supporting column, a stirring structure is arranged in the mixing structure, a dust removal structure is arranged at the top end of the mixing structure, and a discharging structure is arranged at the bottom end of the mixing structure; in the arranged stirring structure, a first motor rotates through a first rotating shaft and a fixing block, the fixing block drives a grinding roller to roll, the grinding roller grinds raw materials of a conical filter plate, the raw materials with different particle sizes can be processed into finer and uniform particles through grinding, all components can be evenly distributed in the stirring process, and the stirring effect is improved. And the cleaning brush swings, so that the risk that particles block the filter plate is reduced, the liquidity and continuous operation of the device are ensured, raw materials are effectively prevented from being attached to the tank wall, and the waste of the raw materials is reduced.

The invention relates to the technical field of tea garden fog irrigation, in particular to a rotary fog irrigation machine and a use method. According to the technical scheme, the device comprises a conveying frame, a transposition driving assembly used for adjusting the irrigation position is installed at the top of the conveying frame, a water tank is installed at the top of the transposition driving assembly, a conversion assembly is installed at the top of the transposition driving assembly, and the water tank and the conversion assembly are connected through a high-pressure pump. The single-tooth rotating wheel pushes a third gear to rotate along a third auxiliary rotating rod every time the single-tooth rotating wheel rotates by a circle, so that a large difference value is generated between the rotating speed of fan blades and the rotating speed of the rotary mist irrigation assembly, in the process, the rotary mist irrigation assembly rotates to throw water mist to a farther distance through centrifugal force, and the water mist can be sprayed to the farther distance through centrifugal force; and the rotation difference value of the fan blades and the rotary fog irrigation assembly is also utilized, so that wind power can guide water mist to enter a standard area, the irrigation range is expanded, the control force on the irrigation area is improved, and the cost and time cost are also saved.

A treatment device for a liquid may include an air compressor configured to generate compressed air and an air dryer coupled downstream from the air compressor. The treatment device may also include an oxygen concentrator coupled downstream from the air dryer and configured to separate nitrogen and oxygen from the compressed dry air and output the nitrogen to the air dryer. The treatment device may also include an oxygen nanobubble generator coupled downstream from the oxygen concentrator and configured to generate oxygen nanobubbles within the liquid.

The invention belongs to the technical field of low-temperature tests, and discloses a PIV clean particle generation and transmission system for a low-temperature environment. The system comprises a normal-temperature nitrogen pipeline, a particle generator, a liquid nitrogen flash tank, a low-temperature nitrogen pipeline, a cooling and mixing device and an ice particle conveying pipeline. The normal-temperature nitrogen pipeline provides driving airflow needed by operation of the particle generator, wet water vapor containing tiny water particles is generated through the particle generator and conveyed to the cooling mixing device, the wet water vapor is rapidly mixed with low-temperature nitrogen generated by the liquid nitrogen flash tank, and ice particles with the average particle size being about 1 mm are formed through instant cooling. Ice particles generated by the system are uniform in particle size, good in light scattering performance, low in cost and controllable in concentration, can meet PIV test requirements in low-temperature test equipment below 180K, can also be used for other low-temperature environment PIV test requirements with high requirements for trace particle pollution, and has engineering practical value.

The invention discloses solid medicament feeding equipment for sewage treatment, and relates to the technical field of sewage treatment.The solid medicament feeding equipment comprises a sewage treatment cylinder, a stable support is installed on the outer wall of the sewage treatment cylinder, a driving motor is installed at the bottom of the stable support, and the output shaft end of the driving motor is fixedly connected with a stirring shaft; the side wall of the sewage treatment barrel is communicated with a water conveying pipe, and a timed and quantitative solid medicament feeding mode is realized through movable matching of a trigger abutting rod and a balance plate, firstly, timed feeding of the solid medicament is realized through stable reciprocating motion of the trigger abutting rod and timed control of a butterfly valve switch, and the fixed-time feeding of the solid medicament is realized; the dosing time of the medicament can be controlled in a timed dosing mode, congestion caused by excessive medicaments is avoided, the sewage treatment efficiency is improved, equilibrium and stability of the medicament concentration can be maintained, the position can be automatically adjusted according to the conveying change of the internal pressure of the medicament tank through the mounting design of the balance plate, and the device is convenient to use. And therefore, the output quantity of the medicament fed each time is kept consistent.

The invention relates to the technical field of ferrite magnetic steel production and preparation, in particular to a preparation device and a preparation method of tough high-performance ferrite magnetic steel, the preparation device comprises a plate frame, and the top of the plate frame is provided with a fragmentation mechanism. The invention provides a preparation device of tough high-performance ferrite magnetic steel, which has a multi-stage crushing function, accurately controls coarse crushing to fine crushing, ensures that the granularity of raw materials is uniform and fine, provides a stable raw material basis for subsequent procedures, deeply removes iron, reduces the content of iron impurities to be extremely low, ensures high purity and excellent electromagnetic performance of the magnetic steel, and is suitable for industrial production. An efficient and powerful stirring and mixing structure is arranged, the mixing efficiency and uniformity of raw materials and additives are promoted to be greatly improved, preheating and vibrating functions are integrated, the materials are heated through intelligent temperature control, and therefore the viscosity is reduced, the fluidity is improved, pre-pressing forming is assisted, and due to the vibrating function, agglomerates are scattered when the materials are conveyed, and the component uniformity is optimized; the omnibearing assistance magnetic steel achieves the advantages of toughness and high performance standard.

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 discloses a mixing device for preparing thioacetamide, and relates to the technical field of thioacetamide mixing. Comprising a mixing installation part, an isolation mixing part is installed on the mixing installation part, and the isolation mixing part is used for mixing thioacetamide raw materials; a filler control piece is mounted on the mixed mounting piece; a stored material detection part is mounted on the mixed mounting part; the stored material detection piece is used for detecting melting of solid raw materials; a discharge control part is mounted at the bottom of the mixed mounting part; the discharge control part is used for discharging a thioacetamide raw material mixed solution; by adopting the premixing discharging part, when the discharging electromagnetic valve needs to be opened for discharging work, the mixing motor is kept to be started and is in a driving mixing state; the mixing device is used for solving the problem that the existing mixing device for manufacturing thioacetamide is easy to generate precipitates when discharging thioacetamide raw material mixed liquid intermittently for multiple times.

The invention discloses an intelligent preparation system and process for a composite antibacterial material with synergistic interaction of nanoparticles, and relates to the field of preparation of composite antibacterial materials. The raw material pretreatment module integrates a nano particle purification unit, a base material modification unit and an antibacterial agent dispersion unit, so that the purity and the dispersity are improved; the intelligent proportioning and mixing module consists of a five-channel metering pump, a dynamic mixer and a concentration monitoring device and is used for accurately controlling the component proportion; the reaction synthesis module comprises a constant-temperature reaction kettle, a pressure control system and an inert gas protection unit, and stable reaction is guaranteed; the performance online detection module is used for testing the antibacterial property, the mechanical property and the microstructure; the intelligent regulation and control module optimizes process parameters through an algorithm; the product post-processing module comprises a filtering unit, a drying unit and a sterile packaging unit to ensure the product quality. The antibacterial performance and stability are improved, the antibacterial aging is prolonged, energy consumption is reduced, efficient, green and intelligent preparation of the composite antibacterial material is achieved, and industrial technology upgrading is promoted.

The invention relates to the technical field of carbon dioxide mineralization and absorption, in particular to a coal-based solid waste whole-process deep mineralization and storage CO2 system and method.The system comprises a pretreatment system, a PH detection system, an ultrasonic generation system and a mineralization reaction system, and the ultrasonic generation system and the PH detection system are both connected with the mineralization reaction system; the method comprises the following steps: S1, feeding a mixture of fly ash and desulfurized gypsum into a ball mill; according to the method, fly ash or a mixture of fly ash and desulfurized gypsum treated by a chemical leaching reaction liquid in physical modes such as ball milling, high-temperature calcination and hydration is sent to a vortex type mineralization reaction device, and surface inerting layers of fly ash and desulfurized gypsum are destroyed by utilizing an ultrasonic cavitation effect in the mineralization reaction process; leaching of alkali metal ions such as calcium and magnesium in the slurry is promoted, and the gas-solid mass transfer efficiency is improved; under the conditions that the CaO content of the fly ash is limited and no additive is added, the carbon dioxide sealing and absorbing capacity of the fly ash is improved to the maximum extent.

The utility model discloses a snow-melting agent mixing device which comprises a mixing box, the top of the mixing box is connected with a grinding box, the top end of the grinding box is connected with a premixing box, the top of the premixing box is connected with a plurality of groups of crushing boxes, each crushing box is internally and rotatably provided with a crushing roller through a bearing, and the crushing boxes are provided with first motors which are in transmission connection with the crushing rollers. A plurality of groups of guide plates are sequentially and obliquely arranged in the premixing box from top to bottom, a grinding seat is arranged in the grinding box, a mounting seat is arranged in the mixing box, a connecting frame is arranged on the inner wall, connected with the mixing box, of the mounting seat, and a grinding roller is connected to the top end of the mounting seat through a shaft and a bearing in a matched mode and matched with the grinding seat; a stirring shaft is rotatably mounted at the bottom end of the mounting seat through a bearing, a stirring structure is arranged on the stirring shaft, a double-shaft motor is embedded in the mounting seat, and the output end of the double-shaft motor is respectively in transmission connection with the grinding roller and the stirring shaft. According to the snow-melting agent mixing device, the raw materials of the snow-melting agent can be crushed, ground and premixed during mixing, and the mixing efficiency of the snow-melting agent is improved.

The invention relates to the technical field of asphalt mixture thermal regeneration, and provides an intelligent exhaust device and method for thermal regeneration combined equipment, and the intelligent exhaust device comprises a regeneration bag-type dust collector, a primary bag-type dust collector, a primary induced draft fan, a regeneration induced draft fan, a heat exchange water filter and a mixing box body; the output end of the regeneration bag-type dust collector is communicated with a shell pass inlet of the heat exchange water filter through a regeneration induced draft fan, and a shell pass outlet of the heat exchange water filter is communicated with the mixing box body; the output end of the native bag-type dust collector is communicated with the mixing box body through a native induced draft fan, a tube pass outlet of the heat exchange water filter is communicated with the input end of the native induced draft fan, and a tube pass inlet of the heat exchange water filter is communicated with external air. The device has the advantages that the concentration value of the discharged asphalt smoke can be ensured to be lower than a standard value, and the cost and the energy waste can be reduced.

The invention discloses a clinical pharmaceutical medicament preparation device and method, and relates to the technical field of clinical pharmacology, the clinical pharmaceutical medicament preparation device comprises a bottom plate, a storage mechanism is arranged on the top surface of the bottom plate, a processing mechanism is arranged on the top surface of the storage mechanism, the processing mechanism comprises a grinding device, and the grinding device is fixedly connected to the top surface of the storage mechanism; a liquid preparation device is fixedly connected to the side face of the grinding device, a rotating rod is fixedly connected to the output end of the grinding device, and a connecting plate is fixedly connected to the side face of the rotating rod. A place is provided for fusion of liquid medicine and medicine powder through the configuration bin, the liquid medicine in the storage mechanism is fully stirred through the processing mechanism, after fusion is completed, a container is placed on the top face of a liquid leakage platform, a liquid outlet valve is opened for liquid discharging, and part of the liquid medicine flows into a liquid medicine sample reserving bottle in the liquid discharging process; the scattered liquid medicine can flow into the waste liquid bin, so that pollution is avoided.

The invention relates to the technical field of pretreatment of materials to be mixed, in particular to a filtering assembly and a lubricating grease stirring device, the filtering assembly is provided with a centrifugal filtering barrel, a cleaning scraper, a first driving part, a first transmission part and a second transmission part; the input end of the first transmission part is connected with the output end of the first driving part, and the output end is connected with the centrifugal filtering barrel; the input end of the second transmission part is connected with the output end of the first driving part, and the output end is connected with the cleaning scraper; the cleaning scraping plate extends in the depth direction of the centrifugal filtering barrel and is attached to the inner wall of the centrifugal filtering barrel; and the rotating direction of the cleaning scraper is opposite to that of the centrifugal filtering barrel. The cleaning scraping plate and the centrifugal filtering barrel rotate reversely through the second transmission part, and the relative speed between the scraping plate and the barrel wall is increased due to the reverse movement, so that the shearing and stripping effects on the adhered impurities are enhanced. According to the design, a filter cake layer can be more thoroughly removed through a synergistic mechanism of centrifugal separation and reverse scraping, and the filtering efficiency is improved.

A gas solution supply device 1 includes: a first gas-liquid separator 8 in which gas solution is stored; a second gas-liquid separator 16 provided at a stage subsequent to the first gas-liquid separator 8 and in which gas solution to be supplied to a use point is stored; an intermediate line 17 provided between the first gas-liquid separator 8 and the second gas-liquid separator 16; a pressure booster pump 18 provided on the intermediate line 17 and increases a pressure of gas solution being supplied from the first gas-liquid separator 8 to the second gas-liquid separator 16; a gas supply line 2 that supplies gas as a material of the gas solution; and a gas dissolving unit 20 provided on the intermediate line 17 and dissolves the gas supplied from the gas supply line 2 in the gas solution supplied from the first gas-liquid separator 8.

The invention discloses a nuclear power plant boron preparation dosing device, and relates to the technical field of nuclear power plant safe operation, the nuclear power plant boron preparation dosing device comprises a boron bin and a material conveying cylinder obliquely arranged on one side of the boron bin; the boron bin is provided with a retention cavity with an opening in the top, the conveying barrel is provided with a feeding port communicated with the retention cavity, a discharging port higher than the feeding port and a conveying channel connected with the feeding port and the discharging port, and a feeding assembly capable of conveying boric acid to a high position from a low position and conveying the boric acid out of the discharging port is arranged in the conveying channel. Through cooperation of the obliquely arranged conveying barrel and the built-in auger feeding rod, boric acid is conveyed from a low position to a high position to supply white crystalline powdery boric acid to the boric acid solution preparation box, a traditional manual feeding mode is replaced, diffusion of boric acid dust is remarkably reduced, the working environment is improved, and the health of operators is guaranteed. And the filtering assembly is arranged, so that the caked or clustered large-particle boric acid is intercepted, the subsequent stirring strength is reduced, and the dissolving time is shortened.

The invention relates to the related technical field of paper pulp production equipment, in particular to a rapid feeding pipe of paper pulp production equipment, which comprises a feeding pipe, a buffer tank is fixedly connected to one side surface of the feeding pipe, a stirring mechanism is arranged on the upper surface of the buffer tank, and a conveying mechanism is arranged on the inner side surface of the buffer tank. And a cleaning mechanism is arranged on the inner side surface of the buffer box. According to the rapid feeding pipe of the paper pulp production equipment, through the arrangement of the cleaning mechanism, when the rapid feeding pipe is used, the cleaning mechanism can regularly clean the inner wall of the feeding pipe, scrape and flush impurities, keep the pipeline unblocked, reduce the maintenance time and cost caused by blockage, continuously maintain efficient production, do not need to manually clean the feeding pipe, reduce human input and improve the production efficiency. And meanwhile, impurities on the pipe wall can be removed in time through the efficient cleaning effect, damage to equipment caused by impurity accumulation is prevented, and the maintenance cost is saved.

The invention discloses a crushing and enzymolysis process for obtaining silkworm chrysalis ACE inhibitory peptide, and belongs to the technical field of protein peptide enzymolysis. Degreased silkworm chrysalis meal is used as a raw material, a raw material stirring and air filtering structure is optimized based on the enzymolysis principle of crushing and stirring the raw material, and in the water phase dissolving process, the enzymolysis efficiency is improved; the degreased silkworm chrysalis meal is efficiently dispersed downwards along the conical surface on the flow guide and gas filtration assembly by utilizing the plurality of liquid injection pipes, and the formed suspension liquid is preheated in the preheating space, so that the enzymolysis reaction of subsequent enzymolysis liquid is favorably improved, and in the enzymolysis reaction process, the stirring assembly periodically rotates, and the stirring efficiency is improved. Multi-point stirring exhaust and top scraping actions are set, so that waste gas in enzymatic hydrolysate is comprehensively and effectively collected, the waste gas is subjected to internal and external dual filtration through a filter disc and a filter material, and viscous solid substances intercepted on the filter disc fall into an enzymolysis space again along with scraping of a stirring assembly to be subjected to an enzymolysis reaction.

The invention provides an oil field nanometer skid-mounted device and a mixing method, and relates to the technical field of oil field exploiting.The oil field nanometer skid-mounted device comprises a supporting frame, a mixing box and a processing unit are fixedly installed on the supporting frame, a stirring unit is installed in the mixing box, and the top of the mixing box is fixedly connected with a feeding hopper communicated with the interior of the mixing box; a pollution discharge unit and a plugging unit are mounted on the treatment unit; the treatment unit comprises a filtering and backflushing part, a driving part and a water supply part; through the arrangement of a plurality of filter frames in the filter back-flushing component, and the apertures of filter screen meshes on the filter frames close to and far away from the water supply pipe are sequentially reduced, the fracturing fluid base fluid can be finely filtered step by step, impurities of different sizes are effectively removed, the cleanliness of the base fluid entering the mixing box is greatly improved, and the working efficiency is improved. A foundation is laid for subsequent uniform mixing of a nano material and a base solution, and the use effect of the mixed solution is guaranteed; all parts of the equipment are integrated and fixed on the supporting frame to form a skid-mounted structure, and the overall size is compact.

The invention discloses feeding and mixing equipment for producing neoprene grafted adhesive. The feeding and mixing equipment comprises a feeding box fixed above a mixing mill through a bracket, a group of feeding pipes vertically distributed on the bottom surface of the feeding box front and back, discharging mechanisms arranged in the feeding pipes and sealing mechanisms arranged in openings in the bottoms of the feeding pipes. Through the cooperative design of the feeding box, the feeding pipe and the discharging mechanism, the surfaces of powder particles can be coated to form a water film so as to increase the weight, the powder particles coated with the water film are subjected to jet feeding, the feeding effect is good, resources are saved, the neoprene grafted adhesive mixing effect and the finished product quality are improved, and the production cost is reduced. The problems of insufficient powder feeding amount, resource waste, reduced mixing effect and influence on the quality of a neoprene grafted adhesive finished product due to the fact that powder is easy to drift and cannot completely fall on a base material under the action of gravity under the influence of air flow generated by external environment air flow and mixing mill operation are avoided.

A molecular sieve catalytic slag melting agent for high-iron coal liquid slag removal comprises 10-20 parts of a loosening and expanding agent, 10-20 parts of a molecular sieve catalyst and 30-60 parts of a fluxing reducing agent, and has the beneficial effects that the loosening and expanding agent can crack and expand ash; vanadium anhydride added in the fluxing reducing agent can promote generation of low-temperature eutectic substances in the ash residues when the mass fraction is lower than 5%. And further, under the action of the molecular sieve catalyst enhanced reaction, the fluxing reducing agent can enhance the reducing atmosphere, promote the conversion of ferric iron in the slag body to ferrous iron, reduce the melting point of an iron-containing compound, promote the conversion of the solid slag body at the slag discharge port to low-melting-point liquid-phase flow slag, and ensure that ash in the furnace is smoothly discharged out of the furnace body. Through reasonable preparation, the slag melting agent developed by the invention can realize fluidization of slag at a slag discharge port within a temperature range of 900 DEG C, avoids unplanned furnace shutdown or safety problems caused by slag blockage, and also can realize the effect of replacing the existing natural gas heating fluxing anti-slag-blocking technology.