12results about How to "Evenly suspended" patented technology

The present application relates to a cleaning device and a sewage tank, the cleaning device comprising a machine body, the sewage tank and a rotary cutting assembly; the sewage tank is installed on the machine body; the rotary cutting assembly is arranged in the interior of the sewage tank and comprises a first cutting blade and a stirring blade; the first cutting blade is rotatably installed in the sewage tank; the stirring blade is arranged adjacent to the first cutting blade; the stirring blade is of an axial flow type blade profile; and the first cutting blade is of a centrifugal type blade profile; the stirring blade guides the dirt to the rotating path of the first cutting blade when rotating. The cleaning device of the present application is provided with the rotary cutting assembly in the sewage tank; the stirring blade can actively stir the dirt in the sewage tank; the dirt is guided to the rotating path of the first cutting blade; the rotating first cutting blade cuts and breaks the dirt; the dirt is conveniently discharged; the discharge outlet is prevented from being blocked; the maintenance work is reduced; and the user's experience is improved.

This invention belongs to the technical field of lithium battery anode materials, specifically relating to a highly conductive graphite electrode material and its preparation method. The preparation method includes: pre-dissolving sodium carboxymethyl cellulose into a gel solution, then ball-milling and mixing graphite and conductive carbon black, dispersing them together with a cobalt hexacyanorubium(II)-dodecyltungstencobalt(III) salt hybrid material and hafnium diboride nanomaterials in the gel solution, adjusting the acidity, adding styrene-butadiene rubber emulsion to obtain a uniform slurry, and then coating, drying, and compacting to obtain the anode sheet. This invention significantly improves the conductivity and structural stability of the graphite anode through the synergistic effect of the interface modification of the cobalt hexacyanorubium(II)-dodecyltungstencobalt(III) salt hybrid material and the conductive framework of the hafnium diboride nanomaterials. The process is safe and controllable, and suitable for industrial production of lithium-ion batteries.

This invention belongs to the field of material surface treatment technology, specifically relating to a wafer polishing slurry, its preparation method, and its application. The wafer polishing slurry comprises abrasives, oxidants, dispersants, surfactants, pH adjusters, and water. The components of the wafer polishing slurry work synergistically, shortening polishing time and improving polishing efficiency when applied to wafer polishing. Furthermore, it significantly improves the surface quality of the polished wafer, markedly reducing scratches and defects, and lowering surface roughness to below 0.15 nm, thus meeting the surface quality requirements of fields such as power electronics and radio frequency devices.

The invention relates to the technical field of composite electroplating, in particular to an electroplating method for preparing a high-wear-resistance self-lubricating plating layer, which comprises the following steps: firstly, carrying out pretreatment of oil removal and acid pickling activation on a metal workpiece; then preparing a nano composite nickel plating solution in which a nickel plating basic solution contains a nano particle composite phase subjected to pre-dispersion treatment, and the total concentration of composite particles is 10-60g / L; then the dispersion stability of the nano-composite nickel plating solution is maintained in a circulating filtration and mechanical stirring combined mode, and the pretreated workpiece is electroplated; and finally, after electroplating is completed, the workpiece is cleaned and dried. According to the electroplating process for preparing the nickel-based composite coating with high wear resistance and low friction coefficient, the pulse current is adopted, and the high instantaneous current density and turn-off time of the pulse current are utilized, so that desorption and rearrangement of adsorbed particles are facilitated, uniform embedding of the particles is promoted, nickel matrix crystal grains are refined, and the compactness and comprehensive mechanical properties of the coating are further optimized.

This utility model belongs to the technical field of chemical storage tanks, specifically a chemical storage tank for preventing sedimentation. It includes a tank shell, with an agitation mechanism at the center of the shell for dispersing chemical sediment. At the lower end of the shell is a gas agitation mechanism that utilizes inert gas microbubbles to create disturbance. When the utility model is running, the motor starts, driving the main gear to rotate via the output shaft. The coupling rotates with the output shaft, driving the rotating disk. The main gear meshes with three driven gears, driving them to rotate along the outer circumference. Simultaneously, the driven gears drive the lower driven gears to rotate, thus driving the active gear. The rotating column and connecting rod cause the agitator and agitator blades to perform three-dimensional motion, rotating on their own axis while revolving around the sun. This structure achieves powerful agitation of the materials inside the utility model, breaking up agglomerated particles and eliminating dead zones in the agitation process.

The utility model relates to an evaporating crystallizer, which is used for zero discharge recycling of coal chemical industry wastewater and comprises a gasification separation chamber, a crystal growing chamber positioned below the gasification separation chamber, and a circulating pipe, a circulating pump and a heat exchanger which are connected in sequence, wherein a central downcomer is arranged at the bottom of the gasification separation chamber, a plurality of openings are formed in the top of the crystal growing chamber, and the crystal growing chamber comprises an upper part and a lower part; the central downcomer at least extends to a crystal mush area from an opening formed in the top of the crystal growing chamber, the central downcomer is composed of a main body section and a diffusion section with a trapezoidal longitudinal section, and the included angle between the side wall of the diffusion section and the vertical direction is 10-30 degrees; the circulating pipe is connected with another opening formed in the top of the crystal growing chamber, and a discharging opening of the heat exchanger is connected with a feeding opening of the gasification separation chamber. The included angle between the side wall of the diffusion section and the vertical direction is optimally designed, so that the energy loss can be reduced, the product granularity can be optimized, and the crystallization efficiency can be improved.

This invention relates to the field of biofertilizer technology, specifically disclosing a microalgae biofertilizer with soil remediation function and its preparation method. The preparation method includes: domesticating and culturing *Scenedesmus obliquus* liquid, *Cyanobacterium cyanobacteria* liquid, and *Monoflagellates* liquid with γ-aminobutyric acid-induced activation solution, and co-culturing them with *Bacillus polymyxa* and *Bacillus megaterium* to obtain a bioslurry; encapsulating the bioslurry with sodium alginate-carboxymethyl chitosan to obtain bioactive microspheres; impregnating corn straw with magnesium-iron salt precursors and pyrolyzing it under nitrogen to obtain modified biochar loaded with magnesium oxide and iron oxide, and compounding it with potassium humate to obtain a biochar suspension; and mixing the bioactive microspheres, biochar suspension, xanthan gum, zeolite, ammonium polyphosphate, potassium nitrate, zinc sulfate, potassium silicate, and deionized water evenly to obtain the microalgae biofertilizer with soil remediation function.

This invention relates to a device and method for testing the airtightness of airbags in air-shield dams, belonging to the field of airtightness testing technology. It includes a main body, an airbag disposed between clamping plates, an injection pipe on one side of the main body, an air outlet on one side of the airbag, a locking assembly between the injection pipe and the air outlet, a stirring assembly inside the injection pipe, and a clamping assembly on one side of the lead screw. This invention achieves automatic opening of the air passage during docking and bidirectional automatic sealing during separation through plug-in self-sealing, preventing gas leakage and blocking impurities such as water vapor and dust from entering the air passage and the airbag interior. Combined with a mechanical locking structure using inclined plane transmission, it can resist the impact of inflation pressure and the tensile force generated by airbag deformation, ensuring that the interface remains secure and does not detach throughout the process. This eliminates external leakage not caused by the airbag itself, ensuring that the test results accurately reflect the airbag's sealing state and significantly reducing the probability of misjudgment.

The utility model discloses a corn steep liquor supplementing tank which comprises a tank body, the tank body comprises a tank top and a tank body, a machine base is arranged in the center of the tank top, a stirring driving device is installed on the machine base, the stirring driving device is connected with a stirring shaft extending into the tank body through a coupler, and a first stirrer and a second stirrer are arranged in the middle and at the lower end of the stirring shaft respectively. A feeding hole is formed in one side of the tank top, a hoisting device is annularly arranged on the periphery of the tank top, a flange plate and a sealing gasket are arranged on the butt joint surface of the tank body and the tank top, a jacket is arranged outside the tank body, a steam inlet is formed in the top side of the jacket, a condensed water outlet is formed in the bottom of the jacket, and a discharging hole is formed in the bottom of the tank body. The corn steep liquor supplementing tank can effectively reduce scaling and equipment cleaning frequency, has the advantages of being convenient to clean, good in cleaning effect and the like, and can effectively guarantee normal operation of equipment and maintain production efficiency and product quality.

The invention relates to the field of integrated circuit packaging, in particular to a preparation method of copper microspheres and a bonding material. The preparation method of the copper microspheres comprises the following steps: preparing a copper source dispersion liquid containing copper particles and a light curing agent; the container is sequentially filled with first bearing liquid, second bearing liquid and third bearing liquid, a copper source bearing phase is prepared, the viscosity of the first bearing liquid is larger than that of the second bearing liquid, and the viscosity of the second bearing liquid is larger than that of the third bearing liquid; dripping the copper source dispersion liquid into the copper source bearing phase to prepare a composite dispersion phase; carrying out photocuring treatment on the composite dispersed phase, and carrying out solid-liquid separation to prepare composite particles; and sintering the composite particles to prepare the copper microspheres. According to the preparation method of the copper microspheres, the copper particles can be uniformly suspended in the copper source bearing frame, and the copper microspheres which are uniform in particle size distribution, high in roundness and high in density can be obtained after light curing treatment and sintering treatment.

The utility model provides a mixing device. The mixing device comprises a main body structure which is provided with a first accommodating cavity extending along a first direction; the stirring structure extends in the first direction, at least part of the stirring structure penetrates through the first containing cavity and can rotate around the central axis of the stirring structure relative to the first containing cavity, the part, located in the first containing cavity, of the stirring structure forms a stirring section, and a reaction space is formed between the outer wall face of the stirring section and the inner wall face of the first containing cavity; the main body structure is provided with a first feeding hole and a discharging hole which are communicated with the reaction space, the outer wall surface of the stirring section is provided with a plurality of first concave pits which are concave relative to the stirring section, and the plurality of first concave pits are arranged at intervals along a first direction. According to the technical scheme, the mixing device can solve the problem that solid and liquid cannot be fully mixed on the cross section of a horizontal reaction device when solid and liquid are mixed in the reaction device in the prior art.

The invention discloses an ardealite slurry carbonization reaction device and method, and belongs to the technical field of industrial solid waste recycling and carbon capture. The device comprises a reaction kettle main body, a driving system, a stirring and wall scraping system, a gas distribution system and a manual regulation and control unit. Wherein a feeding turntable rotating along with a main shaft and an annular gas distribution pipe positioned above the turntable are arranged in the reaction kettle, so that efficient initial premixing of slurry and CO2 gas is realized; a stirring paddle and a wall scraping anchor type frame are integrally mounted on the main shaft, the stirring paddle forms a whole-kettle forced circulation flow field to strengthen mass transfer and suspend solid particles, and a scraping plate mounted on the wall scraping frame continuously scrapes inner wall scabs and boosts discharging; a large-diameter inclined discharge hole is formed in the bottom of the reaction kettle; the CO2 flow, the stirring rotating speed and the temperature are preset and adjusted through a manual valve, a rotor flow meter and a local gearbox. Through a pure mechanical structure optimization synergistic effect, the problems of non-uniform gas distribution, low mass transfer efficiency, easiness in scabbing, difficulty in discharging and dependence on a complex electric control system are solved, and the device has the advantages of reliability in operation, simplicity and convenience in operation, high treatment efficiency and low cost.