51results about How to "Simplify production steps" patented technology

The invention belongs to the field of solar cells, and particularly relates to a hole transport layer, a perovskite solar cell and a preparation method. The hole transport layer comprises a NiOx layer and a self-assembly molecular layer, wherein the self-assembly molecular layer comprises a self-assembly molecular material and a surfactant. The perovskite solar cell comprising the hole transport layer has the advantages of high efficiency, high stability, low production cost and simple preparation process.

The invention discloses an intelligent temperature-controlled track kiln for sintering red mud-based ceramics, and relates to the technical field of track kilns, comprising: a bracket, in which input tracks and output tracks are distributed up and down; an upper tunnel kiln, in which the input track is located, and is used for preheating ceramics and drying glaze; a lower tunnel kiln, in which the output track is located, and is used for cooling and curing ceramics; a vertical kiln, which is used for heating and sintering ceramics, and is provided with a three-dimensional spiral track inside, in which the input end of the spiral track is connected to the input track, and the output end is connected to the output track, and the upper tunnel kiln and the lower tunnel kiln are connected to the vertical kiln to realize continuous processing of ceramics from preheating to sintering and then to cooling; a plurality of connecting channels are distributed between the upper tunnel kiln and the lower tunnel kiln, and a fan is installed in each connecting channel; the invention has the beneficial effects of continuous processing flow, efficient thermal energy utilization, air flow optimization, strong adaptability, and the like.

The invention relates to a fiber-reinforced aerogel composite material containing a carbon and titanium dioxide biphase hybrid opacifying agent as well as a preparation method and application of the fiber-reinforced aerogel composite material. The fiber reinforced aerogel composite material containing the carbon and titanium dioxide dual-phase hybrid opacifying agent comprises an inorganic aerogel matrix, wherein a reinforced fiber skeleton and the carbon / titanium dioxide dual-phase hybrid opacifying agent are dispersed in the inorganic aerogel matrix; the carbon / titanium dioxide biphase hybrid opacifying agent comprises a titanium dioxide shell layer and carbon / titanium dioxide core-shell structure particles, wherein the surface of a reinforced fiber skeleton is coated with the titanium dioxide shell layer in situ; gaps of the reinforced fiber skeleton are filled with the carbon / titanium dioxide core-shell structure particles. The problem to be solved is to construct a two-phase hybrid shading system in which carbon / titanium dioxide core-shell particles and a titanium dioxide coating layer on the fiber surface are combined through one-step in-situ synthesis, so that the heat insulation capacity of the composite material in a high-temperature environment is synergistically improved.

According to the nitrogen hydrochloride # imgabs0 # stine eye drops for treating allergic conjunctivitis and the preparation method of the nitrogen hydrochloride # imgabs0 # stine eye drops, the prepared eye drops can interact with the mucous layer on the surface of keratoconjunctiva by selecting specific solid lipid and a surfactant and controlling the dosage of the solid lipid and the surfactant; the retention capacity of the medicine in front of the cornea is prolonged, so that the medicine has good targeting property, the continuous release of the medicine is realized, the medication frequency can be reduced, the toxic and side effects of the medicine are reduced, the bioavailability is improved, the medication compliance of a patient is enhanced, and in the preparation and long-term storage processes, the medicine has better stability, and is suitable for popularization and application. Therefore, the problems of excessive drug due to multiple administration and poor stability of the active component nitrogen hydrochloride # imgabs1 # stine are solved.

The invention provides a pharmaceutical composition containing fenerenone, which comprises the following components in percentage by weight: 1.0%-30.0% of fenerenone, 1.0%-5.0% of hydroxypropyl methylcellulose, 0.1%-1.0% of lauryl sodium sulfate, 5.0%-15.0% of polyvinylpolypyrrolidone and 0.5%-5.0% of sodium stearyl fumarate. The filler is microcrystalline cellulose and lactose monohydrate, a wet granulation process is adopted, the pharmaceutical composition has the characteristics of stable and rapid dissolution and rapid disintegration of the fenerenone, the process is simple, the production steps are simplified, the production efficiency is improved, and the cost is reduced.

The utility model discloses a methane temperature alarm which comprises an upper shell, a lower shell, an induction execution assembly and an alarm device, the upper shell and the lower shell are buckled to form a cavity, and the induction execution assembly and the alarm device are installed in the cavity; the induction execution assembly comprises a starting switch, a detection control circuit and a sensor device, the sensor device comprises a methane sensor and a temperature sensor, the methane sensor is used for detecting environmental methane, and the temperature sensor is used for detecting the temperature of rhizoma polygonati; the detection control circuit is installed on the circuit board and comprises an amplification module, an analog-to-digital conversion chip U3 and a controller U1, and the output end of the methane sensor is connected with the input end of the amplification module. The methane smoke alarm solves the problem that in the prior art, a starting switch needs to be installed on an upper shell or a lower shell, so that an electric wire between the starting switch and a detection control circuit is too long.

The utility model discloses a smoke detector with a separated bottom cover and circuit board. The smoke detector comprises a detector box body, a key cover, a smoke detection circuit, a circuit board, a supporting assembly and a bottom cover, the detection box body is of a cover-shaped structure, a supporting assembly is arranged in the detection box body, a circuit board located in the detector box body is installed on the supporting assembly, a smoke sensing detection circuit is installed on the circuit board, a vent hole is formed in the detection box body, and the outside is communicated with the smoke sensing detection circuit through the vent hole; a key cover is mounted in the middle of the detection box body and is aligned with a switch key in the smoke detection circuit, one side of the key cover is fixed with the detection box body, and a pressing gap is formed between the other side of the key cover and the detection box body; the bottom of the detection box is sealed by a bottom cover. The smoke detector with the separated bottom cover and circuit board solves the problem that the key cover and the shell cover are separately produced during mold manufacturing in the prior art.

The invention discloses a bacillus preparation, a bacillus compound preparation and application of the bacillus preparation and the bacillus compound preparation in increasing ferrophosphorus in soil, and belongs to the field of plant nutrition and microbiology. The preparation method comprises the following steps: centrifuging a bacterial solution of bacillus 1603IPR-02, and collecting supernate to obtain the siderophore preparation. The siderophore preparation is applied to crop root systems, southern soil or compounded with phosphate tailings to form a bacillus compound preparation to be applied to crops, plant growth can be promoted, plant biomass can be increased, meanwhile, the siderophore preparation has the efficient Fe-P activation capacity, Fe-P insoluble in soil is converted into phosphorus and iron capable of being utilized by plants, and the utilization rate of the Fe-P is increased. The bio-availability of soil nutrients is improved, and the absorption of crops on phosphorus and iron in soil is promoted. When the bacillus preparation or the bacillus compound preparation is used for treating pakchoi, the dry weight, the phosphorus content and the iron content of the pakchoi as well as the quick-acting phosphorus content and the effective iron content of soil can be increased. When applied to crops, the preparation has the characteristics of no pollution, no residue and biological environmental protection.

The invention discloses a method for increasing the heat-resistant temperature of a pure aluminum conductor, and belongs to the technical field of performance improvement of the pure aluminum conductor. The method adopts a powder extrusion sintering process, and specifically comprises the following steps: carrying out high-energy ball milling on pure aluminum powder by taking ethanol and / or dry ice as an anti-forging agent to obtain superfine pure aluminum powder with the average grain size of 100-250 nm, clean surface and high activity, carrying out isostatic pressing on the superfine pure aluminum powder to obtain a preformed blank, and carrying out hot extrusion sintering on the preformed blank to obtain a high-strength aluminum rod, and carrying out front end grinding, deflashing, heat treatment, wire drawing and annealing treatment on the high-strength aluminum rod to obtain the pure aluminum conductor. The pure aluminum conductor has the beneficial effects that the prepared pure aluminum conductor is high in yield strength and tensile strength, the heat-resistant temperature is increased to 300 DEG C from 200 DEG C at present, and the pure aluminum conductor is a high-strength extra-heat-resistant pure aluminum conductor and is expected to be applied to extra-high voltage transmission line construction on a large scale.

This utility model discloses an integrated button structure for a laptop touchpad, comprising: a glass panel, a PCB circuit board, adhesive backing, and a base plate. The base plate includes a support frame and a tray. The support frame includes a front frame and a rear frame. The rear frame is a hollow rectangular frame with one side open, and the front frame is a hollow trapezoidal frame with the bottom side open. The front and rear frames are connected together, with a tongue-shaped tray position formed in the middle. The tray is cut from the tray position with a contour similar to the contour of the tray position. The bottom edge of the rear frame is connected to the bottom of the tray by multiple connecting posts, all of which are inclined upwards. Two limiting support mechanisms are symmetrically arranged between the tray and the support frame on both sides. The rear frame has multiple locking holes on three sides, and the top of the front frame has multiple semi-locking holes symmetrically arranged about the center line. Through the above methods, this utility model can further meet the requirements of lightweighting while reducing the overall production cost.

The utility model relates to a kind of forming die of oxygen cylinder shell, including respectively front and rear arrangement and mutually cooperate's mobile module and positioning module, fixed in the feed plate of mobile module front side, fixed in the bottom plate of positioning module rear side, and fixed in the forming module of positioning module front side;Two upper and lower symmetrical distribution's pinhole forming units are further equipped between mobile module and positioning module, pinhole forming unit includes movablely connected in the front side of positioning module to have left and right translation function and located the driving slider of forming module left side, multiple transverse fixed on the core rod of driving slider towards the outer wall on one side of forming module, fixed on the outer wall on the left side of positioning module oil cylinder, and embedded in the rear side inside of mobile module and with each core rod mutually cooperate's ear block;The utility model has simplified production step to improve production efficiency;In addition, the machining precision of pinhole is also ensured.

The utility model discloses a high-strength glass fiber pipe with a paint-free and highlight surface, which is characterized in that the pipe wall of the glass fiber pipe comprises an inner PET (polyethylene terephthalate) cloth layer, a middle structure layer and an outer PET cloth layer from inside to outside, the middle structure layer comprises a resin layer formed through a compression molding process and glass fiber filaments distributed in the resin layer or a plurality of glass fiber rods penetrating through the resin layer and extending in the axial direction, and pores of the outer PET cloth layer are filled with resin permeating outwards in the compression molding process; pores of the inner PET cloth layer are filled with resin which permeates inwards in the mold pressing process. During forming, part of resin of the resin layer penetrates through and fills pores of the outer PET cloth layer and the inner PET cloth layer, so that the surface smoothness is improved; by means of the colors of the outer PET cloth layer and the inner PET cloth layer, surface processing is not needed, the bottom exposure phenomenon is avoided, the production steps are simplified, the production efficiency is improved, and the production cost is reduced; and the resin penetrates through the outer PET cloth layer and the inner PET cloth layer to form an interlocking structure, so that the interlayer peeling strength is improved, and layering is prevented.

The present application relates to the field of heparin sodium production, and particularly relates to a heparin sodium production elution device, which comprises a mounting frame, a supporting base is arranged at the bottom of the mounting frame, a plurality of first elution mechanisms are arranged on the outer wall of the mounting frame, and the first elution mechanism comprises: a mounting sleeve, a rotating embedding sleeve is rotatably arranged in the mounting sleeve, a stirring cylinder is fixedly arranged in the rotating embedding sleeve, and an external gear is further fixedly arranged at the lower end of the rotating embedding sleeve; a first stirring assembly is in transmission connection with the external gear through a transmission assembly; and a second elution mechanism is arranged at the center of the mounting frame and is connected with the first elution mechanism through a filtering liquid discharge mechanism, and the second elution mechanism comprises: an elution cylinder, a second stirring shaft is rotatably arranged at the center of the elution cylinder, and a plurality of second stirring blades are arranged on the second stirring shaft, the present application can realize batch and rapid elution of heparin sodium, thereby facilitating the production and processing of heparin sodium.

This application discloses a mold for a Tbox shell, comprising: a first mold, a second mold, a first insert, and a second insert. The first mold and the second mold are joined together to injection mold the Tbox shell. The first mold has a mesh clearance portion. One of the first insert and the second insert is detachably disposed on the mesh clearance portion, and the first insert has a receiving groove communicating with the mesh clearance portion, thereby integrally injection molding the Tbox shell and the mesh cover plate. The second insert does not have the receiving groove, and is injection molded to form a Tbox shell with a mesh opening. The Tbox shell mold according to the embodiment of this application can reduce the number of molds required for processing the Tbox shell, thereby reducing mold opening costs and simplifying production steps, thus improving production efficiency and reducing production costs.

The invention relates to the field of cup body thickness testing, in particular to a cup body thickness compression molding process detection device and a detection method.The cup body thickness compression molding process detection device comprises sliding columns, compression columns and a cup which are arranged on a base plate, the sliding columns are arranged on the periphery of the base plate, a compression plate slides on the sliding columns jointly, and a plurality of compression shafts are arranged at the lower end of the compression plate; a pressing ring is arranged at the lower end of the pressing shaft, a pushing assembly is arranged on the base plate, an annular groove is formed in the lower end of the pressing ring, a rotating ring is rotationally arranged in the annular groove, a wiping assembly used for wiping a cup is arranged on the inner diameter of the rotating ring, and a detection unit is further arranged on the inner wall of the rotating ring; the wiping assembly automatically wipes the outer side of the cup body before detection, particle impurities are removed, the phenomenon that the impurities interfere with the detection process is avoided, and the detection unit adopts a contact detection design and is not affected by factors such as ambient light, temperature and dust.

The utility model discloses a screening device for concrete production, which comprises a sand-stone separator, a sand-stone separator, a sand-stone separator, a sand-stone separator, a sand-stone separator, a sand-stone separator, a sand-stone separator, a sand-stone separator, a sand-stone separator and a sand-stone separator, the supporting frame is arranged on the ground and located below the gravel discharging opening; the cleaning box is arranged on the supporting frame, the upper end of the cleaning box is provided with a feeding hopper communicated with the gravel discharging port, the side wall of the lower end of the cleaning box is provided with a discharging hopper, and the lower end face of the cleaning box is provided with multiple rows of water outlets; the stirring paddle is vertically and rotatably connected into the cleaning box; the switching mechanism is arranged at the lower end of the cleaning box and used for controlling opening and closing of the water outlet; and the spraying mechanism is arranged at the upper end in the cleaning box. By arranging the screening equipment integrating screening and cleaning, after gravel is discharged, floating ash on the surface of the gravel can be cleaned, the cleanliness of the gravel is guaranteed, meanwhile, clean storage of the gravel is achieved, feeding and cleaning do not need to be conducted in the later period, the production steps are simplified, and the production efficiency is improved.

The utility model discloses a thin-film battery with short-circuit protection and a battery pack. The thin-film battery is connected with an electric device; the thin-film battery is characterized in that a conductive material layer is arranged at the joint of the thin-film battery and the electric device, and the melting point value of the conductive material layer is lower than the temperature abnormal value when the thin-film battery is short-circuited. According to the utility model, the thin-film battery has a short-circuit protection function, and a safety device does not need to be additionally arranged between the battery and an electric device, so that the production steps are simplified, and the cost is reduced.

The invention relates to a fixing device for an electrical apparatus, such as an electric motor drive, an electrolyser or a frequency converter. The fixture is provided for holding capacitors and PCBAs of different sizes, and / or holding capacitors and PCBAs at different positions relative to the electrical device. The fixing device comprises at least one protruding portion for holding the capacitor, said protruding portion having a support and preferably a wall. The fixture further comprises a receiving portion for receiving a nut of the spacer portion, the receiving portion having a connection feature wherein the spacer portion is provided for connecting the first PCBA, such as a PCBA comprising a large capacitor, to a power PCBA, and wherein the protruding portion and the receiving portion are provided on the main portion of the fixture. The invention also relates to an electrical application device, such as an electric motor drive, an electrolyser or a frequency converter, having a fixture for holding a capacitor and a PCBA.

This invention provides a chip flip-chip packaging method. A first solder is applied to the solder windows of a chip formed on a wafer, fixing the first end of a solder post to the solder window. A curing agent is filled between the solder posts. The solder posts are then ground so that their second ends are on the same plane, and a solderable layer is formed on the end face of the solder posts before the curing agent is removed. The second end of the solder post is fixed to a frame or substrate coated with a second solder, forming a potting gap between the second end of the solder post and the chip. Epoxy resin is then filled into the potting gap and encapsulates the chip. The melting point of the first solder is higher than that of the second solder. This invention uses solder posts on the chip solder window to create a potting gap between the chip and the frame or substrate. During a single epoxy resin filling, the epoxy resin flows directly into the potting gap and encapsulates the chip. Compared to processes requiring bottom filling with adhesive, this reduces the number of filling operations, lowers internal stress caused by varying degrees of curing of the adhesive with different filling operations, thereby simplifying production steps and improving production efficiency.

The invention relates to the field of magnesium alloy surface treatment, in particular to an integrated electrophoretic coating method suitable for a magnesium alloy-special material connecting piece. The method comprises the steps of (1) magnesium matrix coating pretreatment (phosphating / micro-arc oxidation / phosphating-micro-arc oxidation composite treatment), (2) primary electrophoretic coating, (3) magnesium alloy coating sample and special material assembly (screwing / riveting) and surface conditioning treatment, and (4) secondary electrophoretic coating. Firstly, a magnesium base body is subjected to primary electrophoretic coating treatment, after the magnesium base body to be coated is assembled with a special material, the surface activity of the contact boundary of the special material is optimized through surface conditioning treatment, the paint film deposition quality of secondary electrophoresis around the assembly of the special material is improved, the paint film binding force rating of an electrophoretic composite coating obtained on the surface of the whole connecting piece through a cross-cut method is 0 level, and the overall connecting piece has the good mechanical property. The neutral salt mist resistance is more than 150 hours.

The invention discloses a scratch-resistant automotive rubber-coated PC / ABS soft skin composite material and a preparation method thereof. The scratch-resistant automotive rubber-coated PC / ABS soft skin composite material comprises the following raw materials in parts by weight: 10-30 parts of hydrogenated styrene elastomer; 10 to 30 parts of a semi-hydrogenated styrene elastomer; 20 to 50 parts of a polyurethane elastomer; 20-50 parts of a plasticizer; 2 to 20 parts of a maleic anhydride graft; 1-5 parts of a scratch resistant agent; and 0.5-5 parts of an anti-oxidation and anti-ultraviolet auxiliary agent. The scratch-resistant rubber-coated PC / ABS soft skin composite material for the vehicle is prepared by a twin-screw composite modification process, has excellent scratch resistance, small cross scratch color difference and unobvious fingernail scratch marks, and is superior to common elastomer materials in the market; according to the scratch-resistant rubber-coated PC / ABS soft skin composite material for the vehicle, the production process is double-color injection molding integral forming, compared with a traditional coating process, the production steps are greatly simplified, and the forming period is shortened to 40-80 s from original 5-20 min.

The application provides a method for preparing sulfuric acid from pyrite concentrate powder and belongs to the technical field of resource utilization. The method comprises the following steps: (1) crushing and screening pyrite concentrate powder raw materials to obtain fine pyrite concentrate powder; (2) introducing air into a fluidized roasting furnace, suspending and roasting the fine pyrite concentrate powder in the furnace, cooling the outlet furnace gas by heat absorption, further water-moistening the residue after roasting of the fluidized roasting furnace and slag dust generated in the production process after water cooling, and then transporting the residue and the slag dust to obtain roasted sand; (3) performing dust removal, mist removal, further cooling and drying treatment on the outlet furnace gas in the step (2) to obtain SO2-containing furnace gas, spraying sulfuric acid on the SO2-containing furnace gas after air supplement, cooling, and then storing liquid into a finished product storage tank and performing drying treatment on gas; and (4) performing catalytic oxidation and heat exchange treatment on the dried gas, absorbing SO3 in the furnace gas by using concentrated sulfuric acid, performing hydrogen peroxide treatment on tail gas, and then performing mist removal and standard discharge. The method has the advantages of simple production process, environmental protection in the production process and improved resource utilization rate.

This invention discloses a high-alloy high-performance rotary guide component and its manufacturing method, belonging to the field of stainless steel technology. It solves the problems of poor microstructure uniformity and inability to simultaneously achieve mechanical properties and stress corrosion resistance in existing rotary guide components. The manufacturing method includes: smelting molten steel; preparing ingots; forging the ingots into steel billets using a high-speed forging machine after they are tapped from the furnace; heating and holding the steel billets; forging the steel billets into intermediate billets using a radial forging machine; water cooling the intermediate billets; forging the water-cooled intermediate billets a second time using a radial forging machine, followed by air cooling to obtain finished steel billets; straightening, machining, and shot peening of the finished steel billets to obtain rotary guide components; the composition of the rotary guide components, by mass percentage, includes: 18.00% ≤ Cr < 28.00%, 3.00% ≤ Mo ≤ 6.00%, 14.00% ≤ Ni ≤ 20.00%, 3.00% ≤ Mn ≤ 8.00%, Si ≤ 0.4%, Nb ≤ 0.25%, P ≤ 0.025%, S ≤ 0.02%, C ≤ 0.03%, N ≥ 0.3%, with the balance being Fe and other unavoidable impurities. The rotary guide components of this invention have fine and uniform grains and excellent mechanical and corrosion resistance.

The utility model relates to cutter production equipment, in particular to a combined blanking die. The utility model aims to provide a combined blanking die which has the characteristics of good universality and high production efficiency. According to the technical scheme, the combined blanking die comprises an upper die base and a lower die base. The die is characterized in that the upper die holder and the lower die holder are provided with a combined die; the combined die is fixed to the upper die base and the lower die base through a pressing structure. The combined die comprises a round hole die, a first notch die, a cutting die and a second notch die which are sequentially arranged in the moving direction of the strip.

The invention provides a BCDMH (bromochlorohydantoin) treatment agent for black and odorous water treatment, and relates to the technical field of water ecological environmental protection, BCDMH is prepared into a granular preparation, the specific gravity of particles is larger than that of water, the BCDMH is prepared into the granular preparation, and the granular preparation is uniformly thrown into the black and odorous water. After entering water, the bromochlorohydantoin granular preparation is quickly dispersed to form wettable powder, the bottom is aerated at the same time, oxidation of bromochlorohydantoin is promoted, and generated hypobromous acid and hypochlorous acid are used for killing sludge microorganisms; the bromochlorohydantoin treatment agent has extremely high pollution removal capacity, black and odorous bottom mud is converted into brown yellow after treatment, and the method is an in-situ and in-situ treatment method and is suitable for treatment of rural black and odorous water bodies. According to the present invention, the raw materials are respectively crushed, such that the adsorption capacity of the crushed bentonite and the crushed attapulgite is significantly improved according to the solid adsorption theory, and the specific surface area of the bromochlorohydantoin powder and the 5, 5-dimethylhydantoin is increased so as to improve the sterilization and disinfection effect.

The application relates to an injection mold of a car charging port cover assembly, which comprises a movable mold module and a fixed mold module which are matched and arranged in front and back respectively, a flow divider fixed on the front side of the movable mold module, a feeding plate fixed on the front side of the flow divider, a base plate arranged on the rear side of the fixed mold module, and an ejection mechanism arranged between the base plate and the fixed mold module; a rubber ring forming unit and a main body forming unit are arranged between the movable mold module and the fixed mold module and are distributed in an upper and lower mode, the rubber ring forming unit comprises a first positioning block and a second positioning block which are fixed on the front and rear sides of the movable mold module and are matched, a third positioning block embedded in the second positioning block, and a fourth positioning block embedded on the front side of the fixed mold module; the main body forming unit comprises a movable mold core and a fixed mold core which are embedded on the rear side of the movable mold module and the front side of the fixed mold module and are matched, and an inner forming module arranged between the fixed mold core and the fixed mold module; the application simplifies the production steps, improves the work efficiency, reduces the labor cost, and saves the mold manufacturing cost.

The invention relates to an electro-catalysis CO2 reduction catalyst, in particular to a fluorocarbon chain modified carbon-based hydrophobic electro-catalysis CO2 reduction catalyst as well as a preparation method and application thereof, and belongs to the technical field of electro-catalysis. The method comprises the following steps: S1, heating a carbon nano tube at the temperature of 400 to 500 DEG C for 0.5 to 1.5 hours to remove impurities contained in the carbon nano tube; s2, carrying out oxidation treatment on the carbon nanotubes to introduce hydroxyl groups; s3, carrying out ultrasonic treatment on the oxidized carbon nanotube obtained in the step S2 in a solvent DMF environment so as to load the molecular catalyst; and S4, carrying out hydrophobic modification on the oxidized carbon nanotubes loaded with the molecular catalyst in the S3 in a silane aqueous solution by using silane. Through a covalent bond connection strategy, a fluorocarbon chain of silane with excellent hydrophobicity is stably anchored on the surface of the carbon nanotube, so that the problems that the hydrophobicity of a catalytic electrode prepared from an existing carbon-based catalyst is easy to lose, the catalytic performance is easy to reduce, the stability is not high and the like in a reaction are solved.

The invention relates to the field of display, and discloses a crystal film screen based on a composite transparent electrode and a preparation method thereof, the crystal film screen comprises a transparent substrate, a composite transparent electrode layer and a lamp bead array; the composite transparent electrode layer is attached to the surface of the transparent substrate, and the lamp bead array is bonded to the side, away from the transparent substrate, of the composite transparent electrode layer. The transparent conductive oxide layer is filled in the crack gap through a magnetron sputtering process and compactly covers the surface, so that a continuous conductive path is formed, excellent balance between high light transmittance and low resistivity is realized, the non-periodic structure characteristic of disordered arrangement of a metal cracking network is utilized, and the light transmittance is improved. The moire phenomenon generated by regular wiring and a pixel array in a traditional photoetching process is effectively avoided from the physical principle, and the definition and the visual effect of a display picture are remarkably improved. In addition, the oxide layer on the surface can effectively block water and oxygen and protect an internal metal network from oxidation corrosion, so that the chemical stability of the electrode is improved.

The invention relates to the technical field of shoe sole manufacturing, in particular to a method for producing a shoe sole through closed mold pouring, which comprises the following steps: S1, placing a drainage mold on a hot pressing table, connecting the drainage mold with a negative pressure machine, inserting a nozzle of a glue pouring machine into a glue pouring port of the drainage mold, and then starting the negative pressure machine; s2, when the negative pressure in the drainage mold reaches a preset value, a glue filling machine is started for glue filling; s3, after glue filling is completed, hot press forming is conducted on the drainage mold, and the shoe sole can be taken out after glue is formed.