19results about How to "Extend the mixing time" patented technology

This invention discloses a production device for co-extruded mixed-color wood-plastic composite materials with wood grain imitation, in the field of wood-plastic recycling technology. The device includes a machine body, a twin-screw plasticizing component within the machine body, a second feed pipe containing a stirring component, a positive cone and an inverted cone whose lower ends can overlap to close the lower end of the second feed pipe, a metering mechanism for metering raw materials from the main hopper into the second feed pipe and adding a corresponding proportion of additives, and a secondary hopper located on the machine body and connected to both the second feed pipe and the twin-screw plasticizing component to buffer the mixture after stirring in the second feed pipe. The secondary hopper is funnel-shaped. The device allows for metered, multi-stage feeding and precise replenishment of raw materials, avoiding uneven mixing caused by direct replenishment in the main feed hopper. Pre-mixing improves the uniformity of additive dispersion, enhances wood grain color difference and mechanical property stability, reduces batch rework, increases production efficiency, and lowers the risk of thermal degradation of recycled materials.

This invention relates to a method for preparing integrated high thermal conductivity layered material silicone rubber gaskets for heat dissipation in electronic packaging based on peeling. The method involves mixing polydopamine-modified boron nitride or graphite powder, silicone rubber, a silane coupling agent, and a bis(2,5)-pentachlor vulcanizing agent in a three-roll mill. By reducing the roller spacing and extending the mixing time, the boron nitride or graphite powder is peeled off within the composite material under the shear force of the rollers. The resulting mixture is placed in a metal mold and subjected to vacuum hot-pressing vulcanization, followed by a secondary vulcanization, to obtain a high thermal conductivity silicone rubber gasket for heat dissipation in electronic packaging. This method has broad application prospects in the fields of electronic packaging and thermal management.

The invention provides a mixed flow heat exchange device for outputting hot water, which is characterized in that the connecting line of the vertexes of the section of a jet pipe is a square, a pipe wall is formed between the adjacent vertexes of the square, the pipe wall is bent, the bending direction of the bend faces the center of the square, and jet holes for jetting from the inside of the jet pipe to the outside of the jet pipe are formed in the pipe wall. The invention provides a heat exchange device adopting a novel square jet pipe, so that the mixing heat exchange effect of two fluids is better and more uniform, and the heat exchange efficiency is improved.

The present application relates to a kind of polymerization device of high viscosity polymer, belong to polymerization reaction device technical field.The present application includes reaction main body, with reaction inner cavity, reaction inner cavity is equipped with even root for stirring high viscosity polymer's helical stirring shaft, helical stirring shaft includes main shaft and the helical blade connected in the outer side of main shaft, and the helical blade in each adjacent two helical stirring shafts is staggered with each other on the side of mutual approach;Main shaft is equipped with the heat-conducting medium passage that is penetrated from top to bottom, and the heat-conducting medium passage in each main shaft is connected by connecting short pipe to be connected to be the serpentine heat-conducting medium circulation total passage, one end of heat-conducting medium circulation total passage is heat-conducting medium inlet, and the other end is heat-conducting medium outlet, and heat-conducting medium inlet and heat-conducting medium outlet are located in the same end of the reaction main body;Reaction main body outer side is equipped with heating box, and heating box is used to heat heat-conducting medium, and heating box is located in the side close to heat-conducting medium inlet and heat-conducting medium outlet.

The invention discloses a production process for blue glass, and relates to the technical field of blue glass production. The process comprises the following steps: S1, raw material pretreatment: respectively grinding and drying a basic glass raw material, a coloring agent and a functional additive, and then mixing in sequence; s2, melting the mixture in a primary melting furnace in a reducing atmosphere, and adding a reducing agent; s3, transferring the primarily molten glass liquid into a main furnace, and stirring and clarifying in a nitrogen-oxygen mixed protective gas environment; s4, cooling the clarified glass liquid, and continuously stirring and homogenizing; according to the preparation method, the basic raw materials, the coloring agent and the functional additive are accurately proportioned, and control steps of staged mixing, reducing atmosphere melting, multi-stage clarification and homogenization, float forming and the like are combined, so that synergistic improvement of high optical purity and excellent mechanical performance is realized. In the process, the purity, the granularity, the charging sequence and the thermal regulation of the raw materials are strictly controlled, so that the component uniformity and the product consistency are guaranteed.

The utility model relates to hand -held mixer technology field discloses a kind of hand -held mixer with integrated heat dissipation structure, including machine body, the top end fixedly connected with servo motor in the inside of machine body, the bottom of servo motor movably connected with first stirring shaft, the top end fixedly connected with control seat of machine body, the below of first stirring shaft is provided with stirring head, the inside of machine body is provided with integrated heat dissipation structure, when using, by starting servo motor, servo motor drives the rotation of first stirring shaft, the outside of first stirring shaft is sleeved with first gear, first gear is engaged with second gear, first transmission wheel and second transmission wheel are engaged, to rotate second movable shaft, fan is installed on the right side of second movable shaft, fan is opposite servo motor, ventilation opening is set up in the left side of machine body, fan makes airflow in machine body, and heat is discharged through ventilation opening, to realize the heat dissipation of machine body, and then extend stirring time.

The invention provides a batching system for multi-component silicone oil and a use method of the batching system. The batching system comprises a raw material supply unit; the automatic weighing unit comprises a metering pump communicated with each raw material supply unit and a metering tank connected with an outlet of the metering pump; the mixing unit comprises a mixing tank located below the metering tank, a stirrer arranged in the mixing tank and a temperature control module used for controlling the temperature in the mixing tank; the material storage unit comprises a middle storage tank and a first pumping mechanism for pumping the materials in the mixing tank to the middle storage tank; the feeding unit comprises a second pumping mechanism used for pumping the materials in the middle storage tank to a downstream coating device; and the central control unit is used for coordinating and controlling the automatic operation of the whole system. The batching system for the multi-component silicone oil can accurately feed materials, and the viscosity of the silicone oil and the stability of the subsequent coating weight are effectively guaranteed; manual operation is not needed in the batching process, full-automatic operation is achieved, and harm to human bodies is reduced.

The invention belongs to the technical field of food production and processing, and particularly relates to a precise powder batching device for food production and processing, which comprises a stirring barrel, a sealing cover is mounted at the top of the stirring barrel, a feed hopper communicated with an inner cavity of the stirring barrel is embedded in the top of the sealing cover, a discharge pipe is arranged right below the bottom end of the stirring barrel, and the discharge pipe is connected with the stirring barrel. Supporting plates which are connected with each other are fixedly connected to one side, opposite to the discharging pipe, of the bottom end of the stirring barrel; a stirring mechanism for stirring powder is arranged in the stirring barrel, the stirring mechanism comprises a first motor fixedly mounted at the top of the sealing cover, and the bottom end of an output shaft of the first motor penetrates through the stirring barrel and is fixedly connected with a rotating rod. Furthermore, the effects of further prolonging the powder mixing time and the mutual collision diffusion frequency of different powder materials are achieved, so that the powder materials which are continuously flapped, impacted and rotationally raised are mixed more uniformly.

The application discloses a method for recovering nickel and copper from leaching residue of a copper nickel sulfide ore dressing concentrate, and belongs to the technical field of nickel copper sulfide ore metallurgy, and comprises the following steps: S1, heating and stirring; S2, adding water and stirring; S3, adding chemicals and stirring; S4, flotation; and S5, concentration and filtration. The method adopts segmented stirring, one segment adopts high-concentration heating and stirring, and the second segment adopts new water dilution and stirring, so that the stirring time is prolonged and the stirring is strengthened, the dissolution of water-soluble nickel and copper compounds is promoted, the nickel and copper enter water, and the nickel and copper in water return to the leaching process with the filtering backwater, so that the recovery is realized, the residue amount of the leaching residue is effectively reduced, and the nickel and copper content in the tailings is reduced. Because the leaching residue slurry is acidic, the commonly used xanthate and black medicine type flotation collectors are easy to decompose and lose effectiveness under the condition of an acidic medium, the acid-resistant collector and the foaming agent are used, the nickel and copper sulfides can be floated in the low-pH slurry system, and the nickel and copper content in the tailings is reduced. When the tailings are filtered, the colloid material is less, the filtering process is accelerated, and the turnover rate of the filter press is improved.

The utility model discloses a steam-gas seal steam leakage cooling system of a supercritical back pressure steam turbine, and relates to the technical field of steam turbine power generation, a plurality of branch pipelines are branched from a high-pressure shaft end steam seal pipeline group and are communicated with a water spraying assembly, and a low-pressure shaft end steam seal pipeline group is also communicated with the water spraying assembly; an expansion chamber formed by local diameter expansion is arranged at the connection part of the water spraying assembly; the branch pipeline terminal and the low-pressure shaft end pipeline terminal converge to a cooling pipeline, the cooling pipeline is communicated with a cooler, and safety pipelines and electric valves are arranged on the upstream portions of the high-pressure shaft sealing pipeline set and the low-pressure shaft sealing pipeline set. When the system works, efficient cooling of steam seal leakage under supercritical parameters is achieved through graded water spraying cooling, chamber expanding for gas-liquid mixing strengthening, secondary cooling of a cooling pipeline and emergency switching of a safety pipeline, compared with a traditional technology, the cooling efficiency is improved, the safety redundancy is improved, and the system can adapt to steam turbine load fluctuation; the device has the advantages of high cooling efficiency, safety, reliability, convenient maintenance and the like.

The utility model belongs to novel liquid fertilizer application field relates to a kind of liquid fertilizer fertilization device, it can realize polypeptide concentrated solution and water mixing evenly, will not sink bottom agglomerate, improve fertilization effect, it includes mixing box, the mixing box is separated into two mixing areas, buffer area, three mixing areas, fertilizer storage area by partition, the top opening of mixing jar is provided in the two mixing areas, first stirring device is provided in the mixing jar, the preliminary dilution water inlet pipe and polypeptide concentrated solution inlet pipe corresponding to the opening of the mixing jar are provided on the mixing box, second stirring device is provided in the three mixing areas, the depth dilution water inlet pipe corresponding to the three mixing areas is provided on the mixing box, the fertilizer storage area is provided with fertilizer discharge port.

This invention provides a pressurized mixing and dosing device for improving ozone utilization. The device includes: a mixing tank mounted on top of a support; a top cover mounted on the top of the mixing tank; a mixing assembly mounted on top of the top cover; a pressurizing device mounted on top of the top cover; and two first valves mounted on top of the top cover, one with a first inlet pipe and the other with a second inlet pipe. This pressurized mixing and dosing device for improving ozone utilization significantly reduces pressure drop and ozone release by stabilizing back pressure, thus minimizing ineffective loss. The gradient mixing of the two liquids through slowing, diffusion, and then mixing avoids localized over-concentration and decomposition of ozone, improving utilization. This increased utilization also significantly reduces ozone consumption and operating costs, offering better economic benefits compared to atmospheric pressure mixing methods.

The utility model relates to foaming device technical field, especially points to a kind of air intake foaming device, including foaming body, and water inlet and water outlet are equipped on the foaming body;Mixed cavity is equipped in the foaming body, and mixed cavity is connected water inlet and water outlet;Air inlet hole is equipped on the foaming body, and the air inlet direction of air inlet hole is tangent to the lateral wall of mixed cavity and is formed into communication;Foaming chip is equipped in the mixed cavity, and several filter holes are equipped on foaming chip;A kind of air intake foaming device of the utility model, air inlet hole is tangent to mixed cavity, so that gas drives water to rotate along the inner wall of mixed cavity, liquid is tumbled in mixed cavity and mixes with gas to produce bubble, and foaming chip is formed by filter hole to mixed cavity Limit flow, so that gas and water are mixed again to make bubble be broken up, so as to form the bubble water column that produces foamy dense and rich, improve ornamental and taste experience.

The invention relates to the field of sludge treatment, and discloses movable integrated equipment for preparing flow-state solidified soil from urban sludge, which comprises a screening assembly, a mixing barrel, a mixing assembly and a control assembly. According to the screening assembly, symmetrically-arranged screening augers are matched with a filter screen, and synchronous operation of sludge purification and impurity discharge is achieved. The mixing assembly is of a hollow rotating shaft and stirring blade structure, and a corrugated end face between the rotating shaft and a vibration sleeve is in butt joint to drive the vibration sleeve to generate axial reciprocating vibration so as to prevent powder from blocking a liquid discharging hole. The control assembly induces the change of stirring resistance by utilizing a wave-shaped contact surface between the rotating block and the extrusion block, converts torque into axial thrust, and drives the plugging head to automatically adjust the opening degree of the outlet of the mixing barrel through the transmission rod. Self-adaptive discharging is achieved through pure mechanical feedback, the preparation quality of solidified soil is guaranteed while the complexity of the system is reduced, and the device is high in integration degree, convenient to move and transfer and suitable for on-site resourceful treatment of urban sludge.

The invention relates to the technical field of wastewater treatment, and discloses washing wastewater treatment equipment for calcium-based hydrotalcite PVC composite heat stabilizer production, which comprises a flocculation basin, an annular plate arranged in the flocculation basin, a fixed cylinder fixedly connected to the top surface of the annular plate, a plurality of grid plates axially arranged on the inner side of the fixed cylinder, and a movable cylinder arranged on the outer side of the fixed cylinder, a plurality of through holes are annularly formed in the movable cylinder at equal intervals, drainage plates are fixedly connected to the positions, close to the through holes, of the outer wall of the movable cylinder, and mixing assemblies are arranged at the positions, close to the through holes, of the outer wall of the movable cylinder. The movable barrel is matched with the fixed barrel and the annular plate to form a liquid directional flowing path, the flowing path forms an annular stirring area and a T-shaped dispersing area, stirring blades are driven by water flow to rotate in the annular stirring area to achieve primary rapid mixing of liquid and a flocculating agent, and then deep secondary mixing is conducted under the action of multiple layers of grid plates in the T-shaped dispersing area. Gradient mixing in different areas is achieved, and the compactness of alumen ustum is improved while the alumen ustum is prevented from being damaged.

The utility model provides an asphalt stirring device which comprises a stirring tank, a motor, a stirring rod, a plurality of feeding pipelines and an exhaust assembly, the stirring tank is of a cylindrical structure, a partition plate used for separating a plurality of independent spaces is fixedly arranged in the stirring tank, a first valve capable of being opened is arranged on the partition plate, and a second valve capable of being opened is arranged on the first valve. A discharge hole is formed in the bottom of the stirring tank; the stirring rod is arranged in the stirring tank and is rotationally connected with the center of the partition plate, the motor is fixedly arranged in the middle of the top of the stirring tank, and an output shaft of the motor is fixedly connected with the top end of the stirring rod; the feeding pipeline is vertically and fixedly arranged outside the stirring tank, and the feeding pipeline is communicated with each independent space of the stirring tank; and the exhaust assembly is used for exhausting gas in each independent space. According to the utility model, the problem of material layering caused by sequential feeding of materials is solved, and the stirring efficiency and quality are improved.

The utility model discloses a semiconductor cleaning nozzle relates to the related field of cleaning nozzle, to solve the output end of gas and liquid in the same cavity direct mixing in prior art, gas-liquid contact time is short, atomization particle diameter distribution is uneven, influence atomization effect's problem. The clean nozzle inner core and clean nozzle body between along the lower end of gas-liquid mixing cavity form gas-liquid mixing fluid conical acceleration channel, the clean nozzle body inside along clean nozzle inner core lower end forms gas-liquid mixing fluid cylindrical acceleration channel, and gas-liquid mixing fluid cylindrical acceleration channel is communicated with gas-liquid mixing fluid conical acceleration channel, first double helix spare, first aperture plate, second double helix spare, second aperture plate, third double helix spare and third aperture plate are sequentially arranged from top to bottom in the gas-liquid mixing fluid cylindrical acceleration channel, a plurality of gas-liquid mixing fluid through holes are arranged on the first aperture plate, the second aperture plate and the third aperture plate.

The utility model discloses a nutrient solution blending device which comprises a stirring tank, a plurality of supporting rods are arranged at the top of the stirring tank, a top plate is jointly arranged at the tops of the supporting rods, a stirrer is arranged in the stirring tank, a discharging pipe is arranged at the bottom of the stirring tank, and a flow dividing box is arranged at the bottom of the top plate. A plurality of flow dividing pipes are arranged on the side wall of the flow dividing box, and the ends, away from the flow dividing box, of the flow dividing pipes are connected with premixing pipes. According to the utility model, through the arrangement of the shunting box, the shunting pipe, the feeding assembly and the premixing pipe, various raw materials can be respectively fed into the feeding hopper connected with the shunting pipe, in the water adding process, water is shunted to respectively impact the raw materials in the shunting pipe, and water flow impacts the raw materials to pass through the premixing pipe and then is discharged into the stirring tank, so that the raw materials and the water are preliminarily premixed; therefore, the problems of uneven mixing, caking and the like possibly occurring when various raw materials are added into the stirring tank at the same time are avoided, and the mixing efficiency and uniformity of the raw materials after entering the stirring tank are improved.

The application relates to the technical field of hydrogen production from natural gas, and discloses a gas mixing device for hydrogen production from natural gas, which comprises a bottom plate, a mixing cylinder and a reactor body fixedly installed on the top of the bottom plate, a gas outlet pipe fixedly installed on the top of the reactor body, a premixing assembly arranged on the outer side of the mixing cylinder, and a waste heat recovery assembly arranged on the outer side of the bending part of the gas outlet pipe. The premixing assembly comprises a preheating cylinder fixedly sleeved and installed on the outer side. The waste heat of hydrogen gas mixture is used to heat water, the hot water flow drives the outer gear ring to rotate, the blocking plate is deflected while rotating, the natural gas and water vapor are stirred and mixed, the blocking ring pushes the natural gas and water vapor back, the natural gas and water vapor can be uniformly mixed while being premixed, the hydrogen production reaction is sufficient and stable, and the catalyst in the reactor body is fully utilized, so that waste is reduced.