41results about How to "Ease of mass production" patented technology

The invention relates to a method for printing liquid metal on a paper surface. The method comprises the following steps: performing mist spraying and infiltration pretreatment on printing paper at first, and then printing the liquid metal on the surface of the treated printing paper. By adoption of the method provided by the invention, the problem that the liquid metal cannot be printed on the surface of the printing paper is solved; the printing effect can be changed by adjusting the infiltration degree of the printing paper; and meanwhile, the requirement of the method for experimental conditions is not strict, that is, tap water can be adopted as a low-cost raw material, so that the infiltration property of the liquid metal can be effectively improved for experimental completion, and favorable conditions are provide for the large-scale production.

The invention provides an integrated rubber reed button, which comprises a rubber body and a metal reed which are directly adhered with each other through an adhesive to form a whole, wherein the metal reed is a semispherical shell and is elastic; a hole is reserved on the lower part of the rubber body; part of the adhesive is positioned in the hole, and the other part of the adhesive is positioned between the lower surface of the rubber body and the upper surface of the metal reed; when the upper surface of the rubber body is pressed, the metal reed can move downwards and contact a circuit board to conduct a circuit; and when the upper surface of the rubber body is released, the metal reed follows the rubber body and is reset. The rubber bodies of a plurality of integrated rubber reed buttons can be connected together to form an integrated rubber panel, so that a control panel with a plurality of integrated rubber reed buttons is formed; and the selected adhesives are different, so that the forming process is distinguished. The integrated rubber reed button is directly formed by the rubber body and the metal reed, so that the integrated rubber reed button has a simple structure, high adhesive force and high elasticity, is convenience for large-scale production and manufacturing, and is suitable for various specifications of electronic, mechanical and electromechanical integrated equipment.

The invention discloses a preparation method for a sulfur-doped carbon oxygen reduction electrocatalyst. The preparation method comprises the steps of (1) detaching waste lithium thionyl chloride batteries, and collecting a sulfur/carbon black mixture from discharged batteries; (2) performing heat treatment in an inert gas at a temperature of 500-1,100 DEG C for 10-150min, and cooling; and (3) adding an acid solution and stirring for 2-10h, then filtering, cleaning filtering residue by clean water until effluent liquid is neutral, drying the filtering residue until water content is less than 5wt%, and collecting the dried filtering residue. The sulfur-doped carbon oxygen reduction electrocatalyst obtained by the preparation method is good in catalysis effect; the preparation method is simple, and batch production can be realized easily; by recycling waste, the production cost is greatly lowered while the problems of difficulty in recycling the waste lithium thionyl chloride batteries and caused environment pollution are effectively solved; the preparation method is simple and easy to implement, economical and environmentally friendly, capable of realizing large-scale production easily, wide in application prospect, and high in economic benefit and social environment protection value.

The invention discloses a feeder device of an integrated dual-polar radiation unit. The feeder device comprises feeders and a fixing medium plate, wherein the fixing medium plate is used for fixing and limiting the positions of the feeders; the feeders are arranged in pairs; each pair of the feeders are arranged in a polarization orthorhombic manner; different feeders are integrally formed in an insert manner by using an integrated injection process; each feeder comprises a first feeder body, a connecting body and a second feeder body; the first feeder bodies and the second feeder bodies are connected by using the connecting bodies; the first feeder bodies and the second feeder bodies are arranged in parallel; the connecting bodies are respectively vertically arranged with the first feeder bodies and the second feeder bodies; the connecting bodies are arranged inside the fixing medium plate. By adopting the feeder device, the assembling workload of the feeders and a medium can be effectively reduced, and the consistency of relative positions of the feeders can be effectively improved. The feeder device is applied to a radiation unit with a wide frequency section and a wide band, and is good in electric property and radiation property, low in cost and easy to produce in a large scale.

The invention discloses a multifunctional juicing production device for fruits with kernels, and relates to the technical field of juicing production device. The equipment aims at solving the problemsthat an existing vertical squeezer does not have an automatic discharging function and is not suitable for large-batch continuous production, and when a spiral squeezer is used for fruits with kernels, the water content of residues is high, and the juicing efficiency is low. A storage pool is arranged in a juicing device body; a waste cleaning opening is formed in one end of the storage pool; a liquid discharging groove is formed in the lower surface of the juicing device body; a plurality of sieve holes are formed in the joint of the liquid discharging groove and the juicing device body; a liquid discharging valve is installed at the lower end of the liquid discharging groove; a feeding opening is formed in one end of the upper surface of the juicing device body; a material cover is installed at the upper end of the feeding opening; a first hydraulic cylinder is installed on the outer wall of one side of the juicing device body; and the output end of the first hydraulic cylinder penetrates through the juicing device body and extends into the storage pool.

The invention belongs to the technical field of salt composite seasonings, and particularly relates to a composite peptide salt and a preparation method thereof. The preparation method comprises: (1)adding water into porous starch, stirring to form porous starch slurry, adding polypeptide powder while stirring, and carrying out ultrasonic treatment on a mixed slurry obtained; (2) preparing high-concentration salt water with edible salt, spraying the high-concentration salt water into the mixed slurry in a mist form, and after spraying, continuing to stir for 3-5 min; (3) evaporatively concentrating the mixture prepared in the step (2), and drying by spraying to obtain the composite peptide salt. According to the invention, the porous starch is used as a carrier to combine the polypeptidepowder and the salt to form the composite peptide salt, so that the stability of the polypeptide powder in the storage and transportation processes is improved, the loss rate is reduced, the stabilityof the polypeptide powder in the high-temperature cooking process is improved, and the polypeptide powder added in the composite peptide salt can be effectively utilized.

The invention belongs to the field of crop fertilizers, in particular relates to a microorganism fertilizer synergist controlled and released by thermosensitive gel and a preparation method of the microorganism fertilizer synergist. The microorganism fertilizer synergist is formed by a core layer and a membrane layer, wherein the core layer is prepared from 10 to 20 weight percent of biochar and 50 to 60 weight percent of nutritional components; the membrane layer is prepared from 15 to 30 weight percent of porous thermosensitive gel and 5 to 10 weight percent of water retaining agent. The microorganism fertilizer synergist disclosed by the invention has stronger adsorption capacity and stronger temperature response capacity, beneficial microorganism strains in a microorganism fertilizer can be adsorbed after the microorganism fertilizer synergist is mixed with the microorganism fertilizer, and nutritional substances contained in the microorganism fertilizer synergist are beneficial for survival and propagation of microorganism strains; along with the change of soil environment temperature, the microorganism strains adsorbed in the microorganism fertilizer synergist can be released, and the environment temperature is growth adaptation temperature of the microorganism strains, so that the activity of the microorganism strains is increased, and the fertilizer efficiency of the microorganism fertilizer is increased.

The invention discloses a screw-type piezoelectric type energy collector and a preparation method thereof. The collector comprises a piezoelectric thin film, a metal electrode, an adhesive layer, metal mass blocks and silicon mass blocks. The screw-type piezoelectric type energy collector provided by the invention has the characteristics of low frequency and wide frequency band; the preparation method for the screw-type piezoelectric type energy collector is compatible with the conventional MEMS (micro-electro-mechanical system) technology, and batch production is facilitated.

The invention provides a method of separating olefins/alkanes via a eutectic solvent based on protonated ionic liquid; the method comprises the steps of preparing the protonated ionic liquid with an imidazole, amine or amide organic matter and an inorganic acid in the molar ratio of 1:1; (2) mixing the protonated ionic liquid prepared in step (1) and a hydrogen bond donor in the molar ratio of 1:1 to 1:3 to obtain a eutectic solvent; (3) mixing the eutectic solvent prepared in step (2) and a metal salt capable of coordinating with an olefin to obtain an active eutectic solvent containing the metal salt; (4) using the active eutectic solvent prepared in step (3) as an absorbent to separate olefins/alkanes. The method has the advantages of good olefin/alkane separating performance, ease of preparation, low cost, and high solubility for silver salts and copper salts.

The invention discloses a microfluidic chip based on a nanometer drug delivery system screening 3D solid tumor model and a preparation method and the application thereof. The microfluidic chip consists of a substrate and a cover plate which are bonded together, wherein the cover plate structurally comprises three parallel microchannels, which are mutually connected and include a microchannel (1) for drug infusion and monolayer angiogenesis, an extracellular matrix connecting channel (2), and a microchannel (4) formed by three-dimensional tumor multicellular spheres and having many U-shaped groove structures (3); the substrate has a parallel channel (5) which facilitates cell capture. The microfluidic chip can achieve real-time monitoring of targeted delivery of the nanometer drug delivery system and online evaluation of drug toxicity at the same time, so that the drug evaluating efficiency is greatly improved; in addition, the microfluidic chip has better tumor simulating capability and provides more accurate data for preclinical drug evaluation; furthermore, the microfluidic chip platform has the advantages of small reagent dosage, low cost, simultaneous analysis of a large number of samples and the like, and has a relatively good drug screening application prospect.

The invention discloses an MgZnCr-TiO2 hydrotalcite visible-light-induced photocatalyst as well as a preparation method and application thereof. The MgZnCr-TiO2 hydrotalcite visible-light-induced photocatalyst comprises carbonate type magnesium-zinc-chromium hydrotalcite and titanium dioxide which is loaded on the carbonate type magnesium-zinc-chromium hydrotalcite. The preparation method for the MgZnCr-TiO2 hydrotalcite visible-light-induced photocatalyst comprises the following steps: carrying out coprecipitation reaction by taking hydrochlorides of magnesium, zinc and chromium (III) as well as sodium hydroxide, anhydrous sodium carbonate and titanium dioxide as raw materials; and then, carrying out hydrothermal crystallization treatment. The MgZnCr-TiO2 hydrotalcite visible-light-induced photocatalyst disclosed by the invention has the advantages of being great in specific surface area, great in adsorbing capacity, good in absorption of visible light, and the like, can be widely used for photocatalytic degradation of dye wastewater, has very good adsorption capacity and photocatalytic degradation capacity, can completely remove pollutants, and is relatively good in reutilization.

The invention discloses an anti-corrosion self cleaning graphene coating film. The anti-corrosion self cleaning graphene coating film is prepared from graphene oxide and polydimethylsiloxane, whereinthe mass ratio of the graphene oxide to the polydimethylsiloxane is 0.5 to 30 percent; a plurality of convex bulge or concave pig structures in separated distribution are processed on the surface of the anti-corrosion self-cleaning graphene coating. The invention also discloses a preparation method of the film. The method comprises the following steps of uniformly mixing graphene oxide and polydimethylsiloxane through stirring; performing still standing on the mixture for more than 0.5 hours in a vacuum drying box; then, injecting an organic solvent with the quantity being 1 to 8 times of themass of polydimethylsiloxane; performing dilution stirring to obtain precursor liquid; performing rotary coating on the precursor liquid onto the surface of the substrate; then, performing vacuum drying; processing the convex bulge or concave pit structures by laser. The anti-corrosion self cleaning graphene coating film has the advantages that the plasticity, the toughness and the stability are good; the anti-corrosion and self cleaning function are realized on the surface of the substrate; meanwhile, the anti-corrosion self-cleaning graphene coating film can realize the firing self healing after the damage. The preparation method has the advantage of simple process, and is suitable for mass production.

The invention discloses a synthesis method of a dibenzoxazole type compound. In organic sovlent, a closed-loop condensation reaction is directly carried out between an aromatic dinitrile compound and substituted or nonsubstituted o-aminophenol hydrochloride to synthesize the dibenzoxazole compound or compounds with different substituents, and the composite proportion of the compound can be regulated according to different raw material proportionings. The method has the advantages of smooth reaction process, short reaction time, high yield rate of products, low cost, little three wastes, environmental protection, etc. and better faciliates large-scale production. The product produced by the method can be applied to the fluorescent whiting of synthesized or natural polymeric materials.

The invention relates to a process for preparing metal honeycomb structural components with multi holes. The process adopts a powder metallurgic method and comprises adding binding agent into metal powder or alloy powder, squeezing powder after mixing evenly, sintering pressed compacts in vacuum or protecting environment after drying and removing the binding agent, and thereby the metal honeycomb structural components with multi holes can be prepared. Compared with the prior art, the invention is characterized in that procedures are simple, material utilizing rate is high, technological processes are short, cost is low, mass productions are easy and the like.

The invention relates to an output switch circuit of a vehicle-mounted 12V lithium battery, a power supply system and an automobile. The output switch circuit comprises an output switch channel and a control circuit, wherein the output switch channel comprises a first output switch channel and a second output switch channel connected in parallel with the first output switch channel, the first output switch channel and the second output switch channel are connected in parallel, the first output switch channel comprises a normally-open relay, the normally-open relay is driven by a G high-side MOSFET and controls the normally-open relay to be switched on or switched off, the second output switch channel comprises a first PMOS transistor and a second PMOS transistor connected with the first PMOS transistor in a back-to-back mode, the first output switch channel is switched on under the condition that the whole vehicle is in a wake-up state, and under the condition that the whole vehicle is in a dormant state, the first output switch channel is switched off and the second output switch channel is switched on; and the control circuit comprises an MCU module, a first current acquisition module and a second current acquisition module.