41results about How to "Evenly wrapped" patented technology

The invention relates to the technical field of tea watering, and discloses a tea watering device which comprises a processing box, the back of the processing box is fixedly connected with a water tank, the top of the water tank is communicated with a plurality of spray pipes, the spray pipes extend into the processing box, and inverted-T-shaped sliding grooves are formed in the left side and the right side of the processing box respectively. Reciprocating swinging of a rectangular shaft can drive a spraying pipe to swing, reciprocating swinging of a spraying head can expand the spraying coverage range, water is more evenly distributed on the surfaces of tea leaves, left-right movement of a moving sleeve can drive the spraying pipe to move left and right, and therefore the spraying range of the tea leaves is widened, and the tea leaves can make full contact with the water; after the tea leaves are in full contact with water, hydrolase can be activated by full contact with the water, macromolecular substances such as protein and polysaccharide in the tea leaves can be decomposed into micromolecular substances such as amino acid and monosaccharide by the hydrolase, and the taste and aroma components of the tea leaves are increased.

The present invention relates to the technical field of cutting fluids. The present invention discloses a device for preparing aluminum alloy cutting fluids and cutting fluids prepared by the device. The preparation device comprises a preparation tank, a multi-stage stirring component, a speed change mechanism, a linkage adjustment mechanism, and a homogenization channel. The multi-stage stirring component comprises a power source, a power shaft, a bottom stirring paddle, a middle stirring paddle, and an upper stirring paddle; and the homogenization channel is distributed inside the bottom stirring paddle. The cutting fluid comprises at least the following components in parts by weight: 19-26wt% of vegetable oil, 3-6wt% of lubricant, 2-5wt% of rust inhibitor, 1-2wt% of coupling agent, 7-11wt% of emulsifier, 11-15wt% of PH buffer, 0.5-1wt% of defoamer, 1-1.5wt% of corrosion inhibitor, 1-2wt% of antibacterial agent, and the balance is deionized water. The present application solves the problem of uneven mixing and dispersion in the existing aluminum alloy cutting fluid preparation process, and solves the problem of insufficient stability of the emulsifier in the aluminum alloy cutting fluid preparation process, easy stratification and demulsification, and affecting the cooling and lubrication effect.

The invention relates to the technical field of building materials, and particularly discloses a light-weight high-strength low-carbon cement-based material for 3D printing and a preparation method of the light-weight high-strength low-carbon cement-based material. The 3D printing lightweight high-strength low-carbon cement-based material is prepared from the following raw materials in parts by weight: 50 to 70 parts of modified sintered mullite, 5 to 8 parts of mineral admixture, 8 to 12 parts of coral aggregate, 8 to 10 parts of zeolite, 60 to 80 parts of cement, 10 to 20 parts of clay and 60 to 75 parts of nano bubble water, and the modified sintered mullite is obtained by wrapping and modifying a hydrophobic material; the preparation method comprises the following steps: after weighing the raw materials, stirring and mixing the modified sintered mullite, the mineral admixture, the coral aggregate, the zeolite, the cement and the clay to obtain a mixture; nano bubble water is added into the mixture for secondary stirring, and the 3D printing light-weight high-strength low-carbon cement-based material is obtained. The composition provided by the invention can be used for preparing a cement-based material by a 3D printing technology, and has the advantages of high compressive strength and good durability.

The invention discloses easy-to-scatter and easy-to-regenerate precoated sand and a preparation method thereof, and belongs to the technical field of precoated sand preparation, and the easy-to-scatter and easy-to-regenerate precoated sand comprises the following components in parts by weight: 1000 parts of steel shots, 7-10 parts of phenolic resin, 2.9-4.5 parts of urotropine aqueous solution and 4.9-7.5 parts of calcium stearate. The cast aluminum precoated sand and the preparation method thereof have the beneficial effects that the cast aluminum precoated sand is prepared by adopting the steel shot with the angular coefficient closer to 1, good flowability, good thermal conductivity and low cost as the crude sand, and the problems that in the prior art, the cast aluminum precoated sand is high in production cost, and a resin coating is uneven in distribution are solved.

The present invention relates to a dispersion containing core-shell fluorine-based resin particles having improved flowability and cohesiveness. Specifically, provided are a particle having a perfluorinated polymer core and an acrylic polymer shell, the particle being obtained by adding an acrylic monomer to a perfluorinated polymer particle dispersion, a mixture or slurry (dispersion) containing the particle, and a method for preparing the same.

The invention relates to a drying device for shock-resistant gypsum plaster board production, and relates to the technical field of gypsum board production, the drying device comprises a drying furnace, a mounting assembly and a drying assembly, and a feeding port is formed in the side wall of the drying furnace; the mounting assembly is arranged in the drying furnace and is used for mounting a gypsum board; the drying assembly comprises a heating piece, a driving part and a heat transfer part, and the heating piece is fixedly arranged in the drying furnace and used for heating air in the furnace; the driving part and the heat transfer part are both arranged on the drying furnace, and the driving part is used for driving the heat transfer part to blow and stir hot air flow in the drying furnace. The gypsum board drying device has the effect of improving the gypsum board drying efficiency.

The utility model discloses a novel protection layer structure of a prefabricated vertical component, which relates to the field of concrete structure construction, the cross section of the structure is a component main body of a rectangular cylinder, a main framework support is arranged in the component main body, a groove is arranged on the side surface for accommodating a transverse steel bar, a curved surface reed is arranged at the opening of the groove, and U-shaped hooks inclined inwards are arranged at the two ends of the component main body. Materials of the main framework are selected according to the thickness of a vertical component, and a component body is filled with fine aggregate concrete or high-strength mortar. The working mechanism is as follows: firstly prefabricating the tire membrane, installing the main framework and the hook during cast-in-place, and pouring the filler. The structure can effectively avoid many defects caused by the fact that the protective layer is too thick or too thin, and compared with the prior art, the structure has the remarkable beneficial effects of guaranteeing structural stability, preventing steel bar corrosion, improving construction quality and structural performance and the like.

The invention relates to a vortex ring pollination device for blueberries. A pollen supply system; the cylindrical pollination cavity is arranged on the lower side of the pollen supply system and is communicated with the pollen supply system; the pollination cavity is sleeved with the outer-layer cavity, the top of the outer-layer cavity is connected with the pollination cavity in a sealed mode, and the bottom of the outer-layer cavity is located on the lower side of the pollination cavity and provided with a flexible sealed opening; the vortex ring generation system is mounted on the outer-layer cavity and is communicated with the inner cavity of the pollination cavity; the pollination shell is arranged outside the pollen supply system, the pollination cavity, the outer layer cavity and the vortex ring generation system in a crossing and sleeving manner, an opening is formed in the bottom of the pollination shell and is used for mounting the flexible sealing opening, and a side wall opening for the vortex ring generation system to work is formed in the side edge of the pollination shell. By means of the airflow-driven fan-screw rod linkage design, integration of three functions of pollen blockage prevention, pneumatic stirring and mixing and downward pushing is creatively achieved, the structure is compact, additional motor driving is not needed, and reliability is high.

The invention relates to the technical field of firework cylinders, in particular to a firework mold pressing cylinder based on cassava flour pregelatinization and a preparation method thereof, and the mold pressing cylinder is prepared from the following raw materials in parts by weight: a framework material compounded by crystal transformation method II type anhydrous gypsum and calcium carbonate stone powder, pregelatinized cassava flour, wood fibers, stearic acid and a proper amount of water. The tapioca flour is pre-gelatinized by warm water at 40-60 DEG C, and the pre-gelatinization degree is greater than or equal to 80 The crystal transformation method II type anhydrous gypsum is prepared from ardealite through a low-temperature crystal transformation method. The preparation method comprises the following steps: pre-gelatinizing the tapioca flour, pulping, mixing with other dry blends and hot water, and finally carrying out high-temperature compression molding. Through the synergistic effect of the pre-gelatinized tapioca flour and the crystal transformation method gypsum, the dry basis dosage of the tapioca flour is remarkably reduced, meanwhile, the compressive strength and the falling resistance of the mold pressing barrel are greatly improved, the multiple purposes of reducing the cost, improving the performance and absorbing industrial solid waste phosphogypsum are achieved, the product quality is stable, and the mold pressing barrel is suitable for industrial production.

The invention relates to the technical field of transformers, in particular to a dry-type transformer iron core fixing structure. The dry-type transformer iron core fixing structure comprises a fixing assembly, a base assembly and a sliding rail frame. The fixing assembly comprises two fixing sleeve plates located on the front face of the iron core and symmetrically distributed relative to the iron core, and side cover plates are arranged on the left side and the right side of the iron core correspondingly. Base assemblies are arranged at the bottoms of the fixing assemblies; the sliding rail frame comprises an upper rail and a lower rail which are parallel to each other, and the upper rail and the lower rail are connected through a frame. A heat transfer kit is arranged at the top of the iron core and is in sliding connection with the upper track; the base assembly is slidably connected with the lower rail. Stable restraint and vibration isolation of the iron core are achieved through cooperation of multi-point wrapping type fixing and a buffering vibration reduction mechanism, efficient heat dissipation and surface self-cleaning are achieved in combination with directional air cooling and micro-displacement disturbance, and therefore the operation stability of the transformer is comprehensively improved, and the service life of the transformer is comprehensively prolonged.

The present application relates to the technical field of medicine and chemical industry, in particular to a kind of alginate / nano lanthanum hydroxide composite microspheres and its preparation method and application.The composite microspheres use sodium alginate as organic matrix material, and nano lanthanum hydroxide as inorganic filling phase, which are prepared by electrospray technology, and can realize the uniform dispersion and wrapping of nano lanthanum hydroxide in alginate microspheres.The size of the composite microspheres can be adjusted as needed between 235.5 μm and 748.4 μm, and the mass ratio of alginate to nano lanthanum hydroxide can be adjusted as needed within 1: (0.5-1.5).The composite microspheres of the present application have a phosphorus binding capacity of 41.0 mg / g-90.0 mg / g in a gastric acid environment with pH=2, and excellent phosphorus binding ability, which can be used as an oral phosphorus binding agent for the treatment of hyperphosphatemia, providing a new technical solution for clinical intervention of hyperphosphatemia.

The utility model discloses a water supply and drainage anti-freezing device for municipal engineering, and relates to the technical field of water supply and drainage anti-freezing. The water supply and drainage pipe assembly comprises a first water supply and drainage pipe and a second water supply and drainage pipe, and the two ends of the first water supply and drainage pipe and the two ends of the second water supply and drainage pipe are each provided with a flange ring. The surface of the first water supply and drainage pipe and the surface of the second water supply and drainage pipe can be fully wrapped through the heat preservation cotton, so that a good heat preservation effect can be achieved, then the outer side face of the heat preservation cotton can be evenly wrapped through the limiting component, and the situation that adhesion is not tight enough after viscosity is reduced, and the service life of the heat preservation cotton is prolonged can be avoided. And meanwhile, the arranged sealing limiting shell can also achieve a good sealing and heat preservation effect on the joint of the first water supply and drainage pipe and the second water supply and drainage pipe, and therefore the anti-freezing effect of the anti-freezing device can be further improved.

The invention belongs to the technical field of tunnel anchor cable construction, and particularly relates to a tunnel anchor cable accurate positioning construction and anchoring force detection method, which comprises the following steps of: acquiring track data in real time in a drilling process through a tilt angle sensor and a displacement sensor, and comparing a real-time drilling track with a preset drilling track in a three-dimensional geologic model point by point; specific numerical values and offset directions of horizontal deviation and vertical deviation are obtained according to a space calculation method in mathematics, a drill rod is adjusted by setting threshold values of the horizontal deviation and the vertical deviation, so that the drilling deviation is controlled, meanwhile, the drilling depth is corrected by combining comparative analysis of drilling pressure and a three-dimensional geologic model, and the drilling precision is improved. And the drilling depth defect caused by the attribute change of the surrounding rock is avoided.

This invention relates to the field of building materials technology, and discloses a recycled aggregate concrete prepared from construction solid waste and its preparation method. The raw materials of the concrete include ordinary Portland cement, recycled coarse aggregate, natural fine sand, chemically targeted modification bags, quicklime powder, inducing water, and conventional mixing water. The preparation method is as follows: Dry recycled coarse aggregate containing old mortar is mixed with chemically targeted modification bags in a dry state, and then inducing water is sprayed evenly to allow the effective components to penetrate into the pores of the aggregate. Subsequently, quicklime powder is added, utilizing its exothermic effect to stimulate the modification bags to form micro-expansion crystalline precipitates within the pores, physically sealing micro-cracks in situ. Finally, cement, sand, and mixing water are added and homogenized to form the concrete. This invention effectively reduces the water absorption rate of recycled coarse aggregate and improves its strength, ensuring the overall workability and mechanical properties of the concrete, and achieving efficient and low-cost resource conversion of construction solid waste.

The wood product polishing equipment comprises a double-sided polishing grinding structure, one side of the double-sided polishing grinding structure is fixedly connected with a thickness switching structure, the double-sided polishing grinding structure comprises an air pressure adjusting assembly fixed to the rear side of a synchronous adjusting assembly, the synchronous adjusting assembly comprises an adjusting operation table capable of changing wood product adjusting contact, the rear side of the adjusting operation table is fixedly connected with mounting columns capable of fixedly supporting two mounting frames, first sliding grooves are formed in the inner sides and surfaces of the two mounting frames, first sliding blocks matched with the first sliding grooves are slidably arranged in the first sliding grooves, the first sliding blocks are fixedly connected with first through hole blocks provided with ball nuts, and the ball nuts are arranged to slide along the mounting frames in opposite directions.

This utility model discloses a method and apparatus for preparing an aluminum-clad steel wire using induction heating, belonging to the field of steel wire armor. It includes a first fixing member, a second fixing member on one side of the first fixing member, an induction coil for heating between the first and second fixing members, a covering component for coating the steel wire strand with an aluminum layer in the middle of the induction coil, a moving component installed below the covering component, a first lead screw and a second lead screw symmetrically positioned above the middle of the first and second fixing members, and both the first and second fixing members include an upper fixing frame, with a lower fixing frame symmetrically positioned below the upper fixing frame. This design, by setting the first and second fixing members, allows the apparatus to directly coat damaged cables with an aluminum layer without removing the outer sheath, and to test the resistance value after coating to ensure the high efficiency and stability of the coating process.

This application relates to the field of cold cathode field emission material preparation technology, and discloses a method for preparing a graphene-diamond composite structure to improve the field emission performance of diamond. The method involves first dispersing nanodiamonds and graphene oxide in a deep eutectic solvent; then adding boric acid to induce an in-situ sol-gel transformation under heating, forming a gel network that locks the dispersed phase; followed by microwave-assisted interface activation and gradient high-temperature carbonization, and finally cleaning and drying to obtain the product. This invention effectively suppresses phase separation and agglomeration during pyrolysis through a gel solidification mechanism, and utilizes the deep eutectic solvent and boric acid pyrolysis to achieve in-situ co-doping of nitrogen and boron, constructing a low-barrier continuous conductive channel on the diamond surface, and realizing tight electrical interconnection between components. This method is simple and controllable, and the resulting composite material possesses excellent conductivity, low turn-on electric field, and high emission stability, thus improving the electron emission efficiency of cold cathode devices.

The invention relates to an integrated graphite seal making device and a making process thereof. The device comprises a rotary device, on which a plurality of forming mechanisms are rotatably arranged, the forming mechanisms comprising a forming die and a top support assembly, and a rotating assembly is also arranged on the rotating path of the forming mechanism; the forming die comprises a fixed seat arranged on the rotary device and a forming cylinder rotatably arranged on the fixed seat, a plurality of hole-making rods are fixedly connected to the bottom of the forming cylinder, and a pair of needle rows are also slidably arranged in the forming die; the top support assembly comprises a rotating sleeve rotatably arranged on the fixed seat, a top support rod is slidably arranged in the rotating sleeve, a top support cover is fixedly connected to the top surface of the top support rod, and a forming block is also fixedly arranged on the lower bottom surface of the top support cover; the rotating assembly is used for driving the calcined graphite seal to perform centrifugal rotation, thereby eliminating the step of adding fluoride salt to decompose into pores at high temperature, reducing production costs, and realizing uniform wrapping of the outer layer of the graphite seal blank by resin.

The invention discloses a MIM injection molding process for a NdFeB magnet, comprising the steps of adjusting raw material ratio, melting and strip-spinning to form strip-shaped sheets, crushing, mixing with a mixed solution of a coupling agent and ethanol, mixing and kneading with a binder, oriented injection molding, extraction degreasing, thermal degreasing, sintering, magnetizing and the like. By optimizing raw material components, oriented injection molding, extraction degreasing, thermal degreasing and the like, near-net-shape forming of a complex shape is achieved, and the MIM NdFeB magnet can achieve excellent magnetic properties with residual magnetization intensity ≥1.04 T and maximum magnetic energy product ≥29.7 MGOe, and greatly improves the magnet yield and production efficiency.

The invention discloses a preparation method of a simulated sputum quality control product and application of the simulated sputum quality control product in a microbiological detection kit, and belongs to the technical field of biological detection. The simulation effect on the sputum matrix is good, simulation of sputum color, bubbles and viscosity is achieved, good uniformity, dispersity and stability are achieved, and viscosity and sputum foam samples can still be maintained after the sputum matrix is stood and stored for 7 days at different storage temperatures. After being mixed with a culture, thalli are uniformly wrapped, and the bacterial strain has good biocompatibility and stability, has no influence on the morphology of the thalli, can stably simulate the dispersity of the thalli in sputum, is beneficial to the preparation of reference substances and quality control substances of in-vitro diagnosis related kits, and has a good auxiliary effect on microscopic examination of clinical microorganisms.

This invention discloses an intelligent agricultural sowing device and method for agricultural planting, relating to the technical field of intelligent sowing equipment for legume seeds. It includes a sowing hopper, with a support plate vertically mounted on its lower surface. A drive wheel is rotatably mounted on the lower end of the support plate via a rotating shaft. A connecting rod is mounted on the side of the sowing hopper. A furrow opener and a soil covering device are mounted on the sowing hopper. The sowing hopper is open at both the top and bottom. A sowing block is mounted inside the lower part of the sowing hopper, with its lower surface flush with the lower surface of the sowing hopper. A matching sowing roller is rotatably mounted in a circular groove on the sowing block. This invention ensures that the most active microbial agent is sown into the soil, fundamentally guaranteeing the inoculation effect and nitrogen fixation efficiency in the field. Simultaneously, by utilizing the Venturi effect within the negative pressure synchronous atomization sowing tube, it achieves near-uniform, seamless coating of irregular legume seeds, avoiding waste of microbial agent.

The application relates to the field of cable processing, in particular to a cable adhesive tape winding mechanism for aerospace, which comprises an adhesive tape output mechanism, a displacement mechanism and a cable rotating mechanism. The adhesive tape output mechanism comprises an adhesive tape rack, an output motor, an output wheel, a sensing wheel, a mounting rack, a first position sensor and a second position sensor. The adhesive tape is wound on the adhesive tape rack. The output wheel is arranged on one side of the adhesive tape rack and is in transmission connection with the output motor. The sensing wheel is arranged on the mounting rack and can move along the height direction of the mounting rack. The mounting rack is provided with the first position sensor and the second position sensor. The first position sensor and the second position sensor are electrically connected with the output motor. The displacement mechanism is connected with the adhesive tape output mechanism. The displacement mechanism drives the adhesive tape output mechanism to move along the first direction. The cable rotating mechanism is provided with the cable extending along the first direction. The cable rotating mechanism drives the cable to rotate. The adhesive tape output can be controlled to match the cable rotation, so that the adhesive tape is uniformly pasted.

The invention discloses a device and method for processing bone peptide substitute food, comprising: a bottom plate, a support column fixedly connected to the top of the bottom plate, a mounting plate fixedly connected to the top of the support column, a forming device arranged on the top of the mounting plate, a discharge slope 1 fixedly connected to one side of the top of the mounting plate, a bone peptide powder wrapping platform fixedly connected to one side end of the discharge slope, a bone peptide powder wrapping platform fixedly connected to a discharge slope 2, and the discharge slope 2 fixedly connected to the mounting plate; in the invention, the adhesive can be accurately controlled and applied by a smearing push brush and a lifting hydraulic rod 1, thereby ensuring uniform coverage of the adhesive and accurate control of the usage amount in the food production process, thereby improving production efficiency and product quality; an automatic smearing function can be realized by rotating a motor 1 and an L-shaped connecting block, thereby reducing manual operation, reducing labor intensity, and improving production efficiency.

A mold and method for manufacturing a white mold for a single-liquid bimetallic lost foam casting tooth sleeve, relating to the field of lost foam casting technology, is disclosed to solve the problems of precious metal waste, complex processes, easy damage to the white mold, and uneven molybdenum distribution in existing tooth sleeve local molybdenum addition techniques. The mold includes an upper mold and a lower mold to form a cavity, which is divided into a chamber section and a toothed section. The chamber section is equipped with a movable block and a pin. An injection hole is provided at the junction of the lower mold chamber tip and a negative pressure suction hole is provided on the tip side of the upper mold toothed section. The method involves cutting molybdenum or molybdenum alloy wire into small segments and packaging them. Before mold closing, these segments are placed into the toothed section cavity. During injection, negative pressure is applied to suspend the molybdenum wire and encapsulate it with beads. The negative pressure is stopped when half of the wire has been injected. After injection and sealing, the white mold is obtained through steam heating, pressure holding, shaping, cooling, and demolding. This invention achieves precise enrichment and uniform distribution of molybdenum, improves molybdenum utilization, reduces manufacturing costs, simplifies the process, avoids damage to the white mold, extends the life of the tooth sleeve, and is suitable for large-scale production.

The utility model relates to the technical field of grassland ecological restoration, and discloses a grass seed spray-seeding device for ecological vegetation restoration, which comprises a trolley, two sides of the trolley are fixedly connected with support frames, opposite sides of the two support frames are rotatably connected with fixing shafts, and the fixing shafts are rotatably connected with the trolley. A mixing tank is fixedly connected between the opposite ends of the two fixing shafts, a gear box is fixedly connected to one side of one supporting frame, a rotating assembly capable of driving the fixing shafts to rotate is arranged on the back face of the gear box, and the top of the mixing tank rotationally communicates with a hollow pipe. Through cooperative use of structures such as the fixed shaft, the hollow pipe, the rotating assembly and the pumping assembly, the angle of the mixing tank can be automatically adjusted when a slope is encountered in the spray-seeding process through rotation of the worm gear and the worm and by utilizing the self-locking characteristic of the worm gear and the worm, it is ensured that pesticide liquid can be thoroughly sucked and sprayed, waste is avoided, and the spraying efficiency is improved. The use efficiency of liquid medicine is improved, and resources are saved.

The utility model discloses mechanical vibrating equipment for backfilling fine aggregate concrete into a heating pipe. The mechanical vibrating equipment comprises an equipment shell and moving wheels arranged on the bottom side of the equipment shell, a lifting seat is movably mounted above the equipment shell through a lifting mechanism; a moving frame is movably mounted on the lifting seat through a moving mechanism; a movable box is fixedly installed at the left end of the movable frame, a vibrating rod is movably installed in the movable box through a vibrating mechanism, and the bottom end of the vibrating rod movably penetrates to the lower portion of the movable box and is fixedly connected with a vibrating head; and the vibrating mechanism comprises a U-shaped crankshaft rotationally mounted in a movable box, and a driving motor is fixedly mounted on the right side of the movable box. The vibrating device not only is convenient for vibrating fine aggregate concrete backfilled in the heating pipe, but also is wide in vibrating range, uniform and sufficient, is convenient for adjusting vibrating depth, is good in flexibility, and is favorable for adapting to the requirements of different positions, vibrating ranges and depths.

The utility model discloses a tapioca flour ball machine for processing horseshoe popping beads, and relates to the technical field of food processing, the tapioca flour ball machine for processing horseshoe popping beads comprises a processing box, the left side of the top end of the processing box is fixedly connected with a base, and the tapioca flour ball machine for processing horseshoe popping beads is provided with a spiral channel, a second vibrator and an arc plate. Firstly, tapioca flour is poured into a vibrating disc, then cleaned diced water chestnuts are poured into the vibrating disc, a first vibrator and a second vibrator are started, the diced water chestnuts shake in the vibrating disc through vibration of the first vibrator to be gradually wrapped with flour and become round, and finally the diced water chestnuts are discharged into a processing box through a discharging port. When the water chestnut dices pass through the spiral channel, the contact area of the water chestnut dices and the solution is increased, then the water chestnut dices fall into the filter screen again, bubbles generated after mixing are removed, finally, the water chestnut dices sequentially drop into the soaking box through the dropper, seaweed gel on the outer portion reacts with calcium lactate, the peripheries of the water chestnut dices are solidified into balls, and the problem that the device cannot conduct automatic powder wrapping processing is solved.

The winding device comprises a base, a material output mechanism is arranged on the base, a feeding mechanism is arranged on one side of the material output mechanism, and a winding mechanism is arranged on the side, away from the material output mechanism, of the feeding mechanism. The winding mechanism comprises a rotating groove formed in the base, a rotating disc is rotationally connected into the rotating groove, a winding frame is arranged on the rotating disc, an artificial limb receiving cavity is connected to the winding frame, one end of the winding frame is connected with a winding motor, and the output end of the winding motor is in power connection with the artificial limb receiving cavity. The bottom of the winding mechanism is connected with a power mechanism for providing power; through the structural design of the feeding mechanism and the winding mechanism, a plurality of winding directions at different angles can be controlled, winding and wrapping can be tighter and more uniform for each angle of each artificial limb, and wear resistance, durability and comfort are improved.

This disclosure provides a silicon-carbon anode sheet, its preparation method, and a soft-pack lithium battery. The preparation method of the silicon-carbon anode sheet involves: dissolving water-soluble conductive polyaniline in an organic solvent, mixing it with CMC adhesive, and then mixing it with silicon-carbon slurry and a multifunctional organophosphonic acid crosslinking agent (mixing temperature: 15℃-25℃) to obtain an anode slurry; coating the anode slurry onto a negative current collector to obtain a silicon-carbon anode sheet semi-finished product; and sequentially subjecting the silicon-carbon anode sheet semi-finished product to pre-baking (90℃-120℃) and vacuum drying (70℃-90℃, time: 2h-5h) to obtain the silicon-carbon anode sheet. This method, by adding multifunctional organophosphonic acid crosslinking agents and water-soluble conductive polyaniline, facilitates the formation of a three-dimensional conductive suppression network with high conductivity, uniform and continuous conductivity, strong toughness and strong self-healing ability. This enhances the constraint on the negative electrode slurry, reduces the volume expansion rate to <15%, inhibits silicon-carbon cracking, and improves the self-healing ability of the three-dimensional conductive suppression network, thus broadening the application of high-capacity silicon-carbon negative electrode sheets in soft-pack lithium batteries.

This invention discloses a rotary reaction apparatus and process suitable for high-temperature molten salt pyrolysis of biomass. The reaction apparatus includes a molten salt purging device, a molten salt inlet, a compartmentalized molten salt tank, an integrated stage, a nickel-based alloy mesh, a motor, a reaction apparatus shell, a gas detection system, a temperature detection and control system, baffles, and a heating layer. The apparatus is made of high-temperature and corrosion-resistant materials, making it suitable for high-temperature and highly corrosive environments. Based on the synergistic effect of the molten salt characteristics and the reaction apparatus, the utilization efficiency of the molten salt is effectively improved and the mass and heat transfer processes are enhanced through the significant thinning and renewal rate of the liquid film under hypergravity conditions. By adjusting the molten salt feed rate and the rotation speed of the rotary table, the pyrolysis process under different mass and heat transfer efficiencies can be explored. This invention can be extended to reaction systems such as liquid metals. The assembly of this invention is relatively efficient, with low investment, and it can explore the influence of mass and heat transfer during the pyrolysis process on the products, thereby obtaining relevant thermodynamic and kinetic parameters.