78results about How to "Fully spread" patented technology

A method for welding the composite diamond plate with carbon steel by use of pre-impregnation and Ag solder includes such steps as cleaning their surfaces to be welded, adding the chosen Ag solder and flux to the surface of hard alloy used as the substrate of composite diamond plate, heat treating at 650-700 deg.C for 5-10 s for impregnation and diffusion, adding the Ag solder to the surface of carbon steel, heat treating at 650-700 deg.C for 5-10 s, adding Ag solder and flux to the position between said composite diamond plate and carbon steel, and welding by oxyacetylene flame of HF induction.

The invention discloses a feed scattering device for breeding industry laying hen feeding. The device comprises a base plate, a mixing box, a discharging box and a rotating box. A fixing base is fixedly installed on the upper surface of the middle of the base plate, the top of the fixing base is fixedly provided with a rotating motor for driving the rotating box to rotate, the side edge of the rotating box is communicated with a plurality of arc shunts arranged circumferentially, a supporting stand column is fixedly welded to the upper surface of the left end of the base plate, a mixing box fixing frame is arranged at the top end of the supporting stand column, a first feed conveying cavity and a second feed conveying cavity are formed inside the mixing box separately, the left end of thefirst feed conveying cavity is communicated with the middle of the second feed conveying cavity through a communicating pipe, and a discharging outlet in the bottom end of the discharging pipe is formed in an inner cavity of the rotating box. The device is simple and reasonable in structure, laying hen feed can be sufficiently mixed, laying hen feed can be conveniently and uniformly scattered, discharging is controllable, the laying he feed breeding effect is effectively improved, and the device is suitable for being used and popularized.

The invention relates to a method for preparing lithium titanate cathode size, belonging to the battery preparation method field. The method is characterized in that the lithium titanate cathode sizedis added with oxalic acid, wherein 1-6% of oxalic acid is added by taking the total weight of the cathode size as 100%. The method for adding oxalic acid includes: oxalic acid and lithium titanate are mixed in dry, fully mixed to be uniform and then added with other materials to be made into the lithium titanate cathode size; or materials except oxalic acid is firstly mixed into size, and then oxalic acid is added into the size and fully mixed to be uniform, so as to obtain the lithium titanate cathode size. The invention provides a method for preparing lithium titanate cathode size with highadhesive force with afflux surface and good bonding effect, thus being capable of effectively improving electrochemical performances of battery with lithium titanate as cathode such as capacity, cycle performance and the like.

The invention relates to a stepped palace inner and outer finned tube for both evaporation and condensation, including a tube base, a spiral sawtooth inner fin, a spiral sawtooth outer fin, inter-slot convex teeth, a palace lattice fin, a stepped fin, and a triangular top tooth. The grid fins are located on both sides of the spiral serrated outer fins, and the grid fins on both sides of the same spiral serrated outer fin are alternately distributed; the stepped fins are located on both sides of the spiral serrated outer fins and are located outside the grid fins. The stepped fins on both sides of the same spiral serrated outer fin are alternately distributed, and the stepped fins on the same side are alternately distributed with the grid fins; the inner side of the grid fins, the spiral serrated outer fins, the tube base, and the convex teeth An evaporation chamber is enclosed between them, and an intensified chamber is enclosed between the outer side of the grid fins, the spiral sawtooth outer fins, and the stepped fins, and the evaporation chamber and the intensified chamber are connected through gaps. The invention can improve the heat transfer efficiency of two working conditions of evaporation and condensation, and belongs to the technical field of enhanced heat transfer tubes.

The invention relates to a vitreous etching bath, which comprises 0.5%-8% microcosmic salt, 0.5%-8% pyrophosphate, 0.01%-0.5% inorganic alkaline, 5%-45% surface activator and 39%-93% water. The preparing method comprises the following steps: adding the microcosmic salt and the pyrophosphate in the water, heating in order to dissolve; adding inorganic alkaline and non-ionic surface activator and mixing. The invention can remove greasy dirt, fingerprint, particles and sio2 for buffed glass base plate, which can removes the impurity and Ceo2 on the glass, achieves the request of the environmental protection.

A tissue box unit comprises a tissue box, an automatic toothpick box and an automatic chopstick box. The automatic toothpick box is parallelly connected with the automatic chopstick box. Both covers of the boxes are provided with wedged slots and connected with the rectangular advertisement tissue box. A cover of the advertisement tissue box is provided with an oval hollow, the bottom of the tissue box is provided with a wedged convex slot, and the tissue box is externally connected with an L-shaped box provided with an advertisement carrier. According to the arrangement, the chopstick box and the toothpick box are arranged under the tissue box, which is convenient for the customers to use without forward-backward moving, besides, space of the dinning table is saved, and wide promotion is achieved; an advertisement display device is arranged on the tissue box, allowing the customers to read the advertisements while waiting for dinner, in this way, advertisement is spread during off hours of customers, leading to obvious effect.

The invention provides a news video self-adaptive splitting method based on dynamic semantic features, which comprises the following steps: selecting a studio scene and a host as splitting features soas to search splitting time points of news content entries; the method specifically comprises the following steps: step 1, video frame extraction preprocessing; step 2, training a NewlicNet model; 3,determining a key frame picture time point; and 4, splitting the news video. The invention discloses a news video self-adaptive splitting method based on dynamic semantic features. News videos are split based on channel identifiers, studio scene information and host co-existing features.

The invention discloses a steam-type sludge drying machine, and belongs to the technical field of the sludge drying. The steam-type sludge drying machine comprises a machine frame, a driving device, a fixing cylinder and a heating component. The fixing cylinder is provided with a feeding port and a discharging port. The feeding port and the discharging port are provided with a feeding device and a discharging device. The heating component comprises a hollow shaft, a heat exchange pipe and a linkage component. Steam of which the temperature is 100 DEG C at least is conveyed in the hollow shaft. The driving device comprises a main motor, a reducer and a chain wheel mechanism. The feeding device comprises a first spiral conveying mechanism and a second spiral conveying mechanism. The discharging device comprises a discharging frame, a sealing door, a baffle and a driving mechanism. A plurality of lifting plates for lifting sludge is detachably fixed around the heating component. The steam-type sludge drying machine has the characteristics of high automation degree, energy conservation and emission reduction, good sludge drying effect and high sludge drying efficiency.

The invention discloses a preparation method of a lithium ion battery and the lithium ion battery and relates to the technical filed of lithium ion batteries. The preparation method of the lithium ionbattery comprises the following steps: pre-treatment of positive and negative current collectors, preparation of positive and negative pole pieces and assembly of batteries; the positive and negativecurrent collectors are wiped with an oxalic acid solution firstly and are then wiped with a potassium permanganate solution; the positive pole piece is coated with graphene-cyclodextrin cross-linkedpolymer slurry firstly and is then coated with positive material slurry, the coating surface density is 75-85 mg/cm<2>, and a positive active material occupies 98-99 percent of a positive material andcomprises 10-30 percent of lithium cobaltate, 10-30 percent of lithium nickelate, 50-70 percent of LiMnxFe(1-x)PO4 (x is more than 0.5 but less than 1). The preparation method of the lithium ion battery and the lithium ion battery, disclosed by the invention, have the benefits that the problem that the current battery energy density and the safety cannot be considered is solved; the lithium ion battery obtained by the preparation method disclosed by the invention not only is high in energy density, but also is good in safety.

The invention discloses a thermoplastic casting vibration infiltration pre-impregnation machine for fibers. The pre-impregnation machine comprises a first machine frame, a second machine frame, a third machine frame, a feeding device, a driving mechanism, a preprocessing mechanism, a vibration yarn spreading mechanism, two casting heads, two pairs of steel belt sets, at least one set of heating assemblies, a pair of vibration generators and a containing device, wherein the first machine frame, the second machine frame and the third machine frame are arranged from back to front in sequence, thefeeding device is arranged on the rear side of the first machine frame and contains a material, the vibration yarn spreading mechanism carries out yarn spreading treatment on the material, the two casting heads carry out preliminary infiltration and yarn fixing treatment on the upper surface and the lower surface of the material, the two pairs of steel belt sets are arranged on the upper side andthe lower side of the materials in mirror symmetry and jointly extrude the upper surface and the lower surface of the material and drive the material to move forward, the heating assemblies are arranged in vertical mirror symmetry, are distributed on the upper surface and the lower surface of the material and carry out heating treatment on the material, the vibration generators are arranged on the upper side and the lower side of the material in mirror symmetry and are used for breaking molecular chains of the material, and the containing device is used for containing the processed material.According to the technical scheme of the pre-impregnation machine, the precision of a thermoplastic prepreg is high, the working efficiency is high, and fiber woven fabric and various unidirectional fibers can be impregnated.

Provided is a wet sheet pillow package wherein a tray that individually arranges and contains individually-folded wet sheets is pillow-packaged, an opening that serves as a wet sheet removal opening is provided in the approximate center of the bottom of the tray, the opening is located on the flat part of the side opposite the butt seam of the pillow package, and a wet sheet removal opening is provided in said flat part. The wet sheet pillow package can adequately impregnate wet sheets economically using the minimum required amount of impregnating solution.

The invention relates to a lime powder preparation and processing treatment process, and calcining and crushing equipment is used. The calcining and crushing equipment comprises a supporting seat, a conveying device, a preheater and a material spreading device. The conveying device is used, a conveying motor is started, the conveying motor is started to drive a conveying shaft to rotate, the conveying shaft rotates to drive a conveying roller to rotate, the conveying roller rotates to drive a conveying belt to rotate so as to convey limestone, and light powder slag in the limestone on the conveying belt can be shaken and sieved to fall into a collecting box. The material spreading device is adopted, a material spreading motor is started, the output end of the material spreading motor drives a screw rotating rod to rotate repeatedly in the forward direction and the reverse direction, and the limestone can be spread and shaken. Lis fully spread and rapidly crushed in the preheater, and light powder slag is screened when the limestone is conveyed through an arranged pouring hopper, so that the raw limestone uniformly falling on the spreading elastic plate is calcined and crushed more rapidly.

The invention relates to the technical field of polyurethane coating layers, and in particular, relates to a preparation method of a triazinyl fluorine-containing chain extender-modified polyurethaneemulsion. The invention aims to solve the problem of how to modify waterborne polyurethane by utilizing organic fluorine, so as to make the waterborne polyurethane have excellent hydrophobic performance and reduce the preparation cost. The preparation method comprises the steps: 1) synthesis of a triazinyl fluorine-containing chain extender; 2) synthesis of an -NCO-terminated fluorine-containing polyurethane prepolymer; 3) preparation of triazinyl fluorine-containing chain extender-modified polyurethane; and 4) preparation of the triazinyl fluorine-containing chain extender-modified polyurethane emulsion.

The invention discloses a surface mechanical attrition treatment and ultrasonic wave collaborative assistance dissimilar metal TIG melting and brazing method. The method includes the step B that TIG melting and brazing is achieved through assistance of ultrasonic waves in the welding process. The method is characterized by further including the step A that surface mechanical attrition treatment is performed on low-melting-point parent metal. The method has the advantages that operation is easy to perform, the welding quality can be improved, it is prevented that welded joint structures are thick and large, brittle intermetallic compounds are prevented from being generated, the welding performance is improved, and the method is particularly applicable to connection of dissimilar metal under the condition that metal oxide can be easily generated on the surface of the low-melting-point parent metal in two types of parent metal.

The invention discloses a UHMWPE sheet material manufacturing method comprising steps of unwinding, clustering, laying out, spreading, gluing and drying fiber bundles. A filament spreading device is employed in the spreading step; the filament spreading device comprises a plurality of filament spreading units; each filament spreading unit has a first filament spreading member horizontally arranged and a second filament spreading member horizontally arranged; the first filament spreading member is provided with an arc-shaped curved surface; the second filament spreading member is provided a corner angle; and the fiber beam is spread via contacting the arc-shaped curved surface of the first filament spreading member and the corner angle of the second filament spreading member. Elastoresistance performance can be improved by at least 10% for a single-oriented pre-dip belt manufactured by the method at the same areal density.

The invention provides a rotary filling bed based on a hydrophilic-hydrophobic combined filler, and a system. According to the present invention, a hydrophobic filler and a hydrophilic filler are combined into a combined filler, and when a liquid is cut by the filler, the hydrophobic filler can fully disperse the liquid to uniformly disperse the liquid in the filler region, and the wettability of the hydrophilic filler can make the liquid spread sufficiently so as to increase the wetting fraction of the filler, such that different mixing effects can be achieved through the reasonable combination; the numbers of the hydrophilic filler layers and the hydrophobic filler layers in the combined filler are limited, such that the liquid droplet coalescence phenomenon generated by the liquid in the single hydrophobic filler region and the liquid turbulence reduction phenomenon generated by the liquid in the single hydrophilic filler region can be avoided; and the negative effect caused by the hydrophilicity can be alleviated or offset by the hydrophobicity while the negative effect caused by the hydrophobicity can be alleviated or offset by the hydrophilicity, such that the mass transfer and mixing performance of the hydrophilic-hydrophobic combined filler can be further improved by applying the hydrophilic-hydrophobic combined filler in the rotary filling bed.

The invention discloses an energy-saving and environment-friendly stove device capable of being used conveniently. A water storage tank is fixedly installed at the top of a soot waste heat utilizationdevice, and a hot water release pipe connected by a flange is installed on one side of a water heating tank. A hot water faucet is fixedly installed at one end of the hot water release pipe. A gas diluting tank can mix gas and air before an energy-saving and environment-friendly stove is used, so that the gas utilization rate can be greatly improved. A soot particle adsorption plate can absorb soot particles in combustion emissions to reduce the pressure of a gas flue, and at the same time, the accumulation of soot in a coil cooling pipe is prevented from affecting the utilization rate of waste heat. When flue gas enters the coil cooling pipe, part of water in the water heating tank is subjected to heat treatment, and water in the water storage tank is added into the water heating tank through a water adding pipe to maintain the full utilization of the waste heat. The energy-saving and environment-friendly stove can fully burn the gas, and at the same time, the energy-saving and environment-friendly stove can clean solid waste and soot in the flue gas in time, and brings great convenience to the life of people.

The invention discloses a water-based ink for film printing, and belongs to the technical field of printing. The water-based ink for film printing comprises the following components: a water-based polyurethane-acrylic resin emulsion, deionized water, a pigment, ammonia water, calcium carbonate, kaolin clay, a defoaming agent, sodium alkyl sulfate, polyacrylamide and monoalkoxytitanate, wherein thewater-based polyurethane-acrylic resin emulsion takes butyl acrylate, methyl methacrylate and methacrylic acid as monomers, adopts an emulsion polymerization method to prepare the water-based acrylicresin emulsion, and then modifies the water-based polyurethane to prepare the water-based polyurethane-acrylic resin emulsion. A reinforcing system consisting of sodium alkyl sulfate, polyacrylamideand monoalkoxytitanate is adopted to improve the tinting strength and adhesion strength of the water-based ink.

The invention provides a weeding composition and application thereof and relates to an oil suspending agent containing glufosinate, sulfentrazone and halosulfuron-methyl. The weeding composition is characterized by being composed of the following components: 1-20% of glufosinate, 5-10% of sulfentrazone, 0.1-5% of halosulfuron-methyl, 3-20% of an emulsifying agent, 1-5% of a dispersing agent, 1-5% of a structure modifier, 1-5% of an antifreezing agent and the balance of carrier oil. The oil suspending agent provided by the invention is reasonable in components, good in wettability and rain wash resistance, pollution-free to the environment, safe to people and animals, obvious in synergistic effect and especially applicable to prevention or killing off of weeds difficult to control such as cyperus rotundus and difformed galingale herbs, so that the oil suspending agent provided by the invention is suitable for popularization.

The invention provides a preparation method of a solar cell back membrane. The method comprises the steps of sequentially carrying out electric corona, dip coating and heating treatments on a base membrane. By adopting the preparation method of the solar cell back membrane, the solar cell back membrane can be prepared without modifying the resin. Therefore, the problem in the prior art that the fluorine-containing resin needs to be subjected to blow molding modification or the high-viscosity fluorocarbon resin needs to be prepared is solved. Meanwhile, the production cost is reduced. The invention provides a solar cell back membrane prepared by the above method. The peeling strength average value of the solar cell back membrane and EVA (ethylene-vinyl acetate) reaches 104.5N/cm, and the adhesive force of the coating reaches the zero level. The breakdown voltage reaches 19 kV. Meanwhile, the results of the solar cell back membrane in the neutral salt fog experiment and the boiling waterexperiment are qualified. Moreover, the results of the solar cell back membrane in the wet-heat experiment, the ultraviolet experiment, the thermal cycling experiment and the wet-freezing experimentcan all reach the level A.

The present invention relates to a light extraction film for an OLED illumination device. The light extraction film is composed of a supporter; a low-refractive-index adhesive layer and a protective film which are disposed on a side of the supporter; and a high-refractive-index uneven coating disposed on the other side of the supporter. The main components of the low-refractive-index adhesive layer comprise 60 to 70 parts of resin, 17 to 27 parts of first diluent, 10 to 15 parts of nanoparticles, and 2 to 5 parts of bridging agent and curing agent. The main components of the uneven coating comprise 50 to 55 parts of film-forming resin, 10 to 14 parts of the second diluent, 15 to 20 parts of nanoparticle material, 8 to 15 parts of polymer microspheres, and 2 to 5 parts of curing agent. Thelight extraction film can be directly attached to the light-emitting surface of the OLED illumination device, and increases a light extraction rate to about 80%. The light extraction film also has ananti-dazzle effect and a function of equalizing the light of a light-emitting device. The light extraction film can be manufactured by a roller-to-roller wet coating method, and is convenient to produce and low in cost.