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59results about How to "Overcome shedding" patented technology

Novel infrared and radar integrated stealth fabric and preparation method thereof

The invention discloses a novel infrared and radar integrated stealth fabric and a preparation method thereof. The stealth fabric comprises an infrared camouflage surface layer and an antistatic bottom layer in turn from outside to inside; the infrared camouflage surface layer comprises an infrared stealth layer, a fabric layer and a radar wave absorption attenuation layer in turn from outside toinside; the infrared stealth layer is compounded by using a coating coated by an infrared stealth coating and a magnetron sputtering ITO (indium tin oxide) film arranged on the surface of the coating; the radar wave absorption attenuation layer comprises a sponge body; and a wave absorption material is adsorbed on the sponge body. The stealth fabric can realize radar stealth function and infraredstealth function at the same time, has good integral wave absorption effect and low surface density of materials, and has good effects on the aspects of breaking strength, bursting strength and the like. Moreover, excessive complex processes are not adopted for manufacturing the stealth fabric, and the stealth fabric can be produced by using a conventional fabric production method, so the stealthfabric is convenient for production and easy for implementation.
Owner:WUYI UNIV

Copper sulfide anode and preparation method thereof

The invention provides a copper sulfide anode and a preparation method thereof, solving the problems of the conventional copper sulfide electrode that the bonding force of active substances and current collectors is poor and the anode conductivity is lowered because of a binder and also solving the problems of the integrated copper sulfide electrode which is synthesized in situ in a solution that the quantity of active substances is small and the preparation period is long. The copper sulfide anode is prepared by the following steps: uniformly spreading elemental sulfur which is prepared according to the sulfur carrying amount of foamy copper is 0.03-0.3g/cm<2> on the foamy copper, putting into a furnace, and carrying out in-situ reaction under a protection gas at a temperature of 155-350 DEG C so as to obtain the laminated copper sulphide which takes a foamy copper three-dimensional network structure as a framework, namely an integrated porous copper sulphide anode. By utilizing the copper sulfide anode, the application of the three-dimensional structured integrated porous anode in a lithium battery is widened, the energy density of a lithium battery anode is improved, and the performances of a lithium battery are improved. The copper sulfide anode is simple in preparation process, low in equipment requirement, low in cost and convenient for industrial production.
Owner:XIANGTAN UNIV

Lithium ion battery insulating coating, preparation method and pole piece and lithium ion battery using insulating coating

The invention discloses a lithium ion battery insulating coating, a preparation method and a pole piece and a lithium ion battery using the insulating coating, and belongs to the technical field of lithium ion batteries. The effective components of the lithium ion battery insulating coating disclosed by the invention is formed by inorganic powder, an adhesive and a dispersing agent, wherein the three components generate a synergistic effect to improve the uniformity and stability of the insulating coating and improve the resistance uniformity of an insulating coating layer formed by the insulating coating, and the bonding strength with an aluminum foil matrix for the pole piece is high, thereby being unlikely to drop. The preparation method of the lithium ion battery insulating coating disclosed by the invention is easy to operate and is suitable for industrialized promotion and application, the inorganic powder, the adhesive and the dispersing agent are mixed in a high speed stirring and dispersing manner, so as to improve the uniformity and stability of the insulating coating, and the insulating coating is free of such phenomena as lamination and settlement after being stored for a long term. The lithium ion battery prepared by the insulating coating disclosed by the invention is good in safety performance and is stable in electrochemical performance.
Owner:CHINA AVIATION LITHIUM BATTERY LUOYANG

Quick connection joint for plastic pipeline

The invention provides a quick connection joint for plastic pipeline, relating to a connection structure of the plastic pipeline. The connection joint is made of a hard material, wherein a connection head (1) is a section from one external end to the middle part of the connection joint; a round-about groove (5) is arranged on the outer edge face of the connection head; an opening part stopping ring (2) is arranged on an inner wall (4) at one end inside an end face (6) at one end of the connection joint; clamps which are clamped with the external face of a rubber pipe (8) and are circularly distributed are arranged on the inner wall at one end; and a section from an inner face at the other end to the middle part of the connection joint is a horn opening (9) with a large external part and a small internal part at the other end. The quick connection joint provided by the invention is locked at an end head of the plastic pipeline through a mechanical effect, and forms a tight quick connection structure through the annular-distributed clamps. The quick connection joint ensures the good sealing property due to the specific structural design, so as to achieve rapid, efficient and convenient mounting, dismounting and maintenance. Therefore, the phenomena of releasing, breaking, and water and gas leakage of the pipeline, caused by the conventional connection manner, can be effectively overcome.
Owner:山东鼎鑫矿用新材料有限公司

Temperature control system in catalyst production device, temperature control method and application of temperature control system

ActiveCN102455718ASmooth and precise temperature controlImprove product qualityOrganic chemistryTemperatue controlTime lagAutomatic control
The invention belongs to a design of temperature control in an intermittent catalyst production process, belongs to the field of automatic control of production processes, and in particular relates to a method for controlling the process reaction temperature of a sugar coating pot serving as main equipment in a maleic anhydride catalyst production device. A proportion integration differentiation (PID) fuzzy controller is researched and developed; and aiming at the characteristics of high temperature inertia in the sugar coating pot, obvious time lag, high coupling and difficulty in establishing an accurate mathematical model in the maleic anhydride catalyst preparation process, the temperature deviation in a maleic anhydride catalyst control system is controlled by adopting the controlling method combining fuzzy control and cascade control, so that automatic control of the temperature in the pot is realized. The application shows that the control algorithm completely meets the control requirements of the temperature parameters of the sugar coating pot, the dynamic performance of the system is improved and the performance and the quality of a maleic anhydride catalyst product are improved.
Owner:CHINA PETROLEUM & CHEM CORP +1

Preparation method of polypyrrole/metal-modified Sn3O4 nano composite photocatalytic material

The invention discloses a preparation method of a polypyrrole/metal-modified Sn3O4 nano composite photocatalytic material. The nano composite material is a composite photocatalyst material obtained byloading and dispersing metal-modified Sn3O4 semiconductor heterojunction on polypyrrole in a chemical bond complexing form; and the metal-modified Sn3O4 is obtained by separately loading metal nano particles of a single-component metal or multi-component alloy of Pt, Au, Ag, Cu and the like having a plasma resonant effect onto Sn3O4. The photo-induced electron-hole separation rate in the photocatalytic reaction can be sufficiently improved by utilizing the visible light photocatalytic oxidation and reduction characteristics of Sn3O4, the plasma resonant effect of metal nano particles, photo conduction and conductivity of polypyrrole as well as the chemical bond heterojunction structure among different components, so that the performance for degrading pollutants in a photocatalytic oxidation and reduction manner and generating hydrogen by photocatalytic and decomposition of water can be improved. The easy-to-mold characteristic of polypyrrole can effectively avoid the recycling difficulty of the powder material.
Owner:PINGDINGSHAN UNIVERSITY

Processing method for large-caliber buried glass reinforced plastic sand inclusion pipe

InactiveCN106273540ALarge caliberComprehensive cost is moderateGlass fiberFiber
The invention discloses a processing method for a large-caliber buried glass reinforced plastic sand inclusion pipe, and belongs to the technical field of composite pipes. The processing method includes the steps that modified steel fibers, modified carbon fibers and modified glass fibers are woven into a fiber mat, the fiber mat is subjected to plastic soaking treatment, and a fiber mat layer A is obtained; modified glass fibers and modified carbon fibers are woven into a fiber mat, the fiber mat is subjected to plastic soaking treatment, and a fiber mat layer B is obtained; then the fiber mat layer A is processed into a lining layer on a sand inclusion pipe mold, and the fiber mat layer B is processed into an inner protection layer on the lining layer; quartz sand, chopped glass fibers, magnesium borate whiskers and unsaturated polyester resin are mixed into sand strips, the sand strips are processed into a sand inclusion layer on the inner protection layer, then the fiber mat layer B is processed into an outer protection layer on the sand inclusion layer, then unsaturated polyester resin, and chopped glass fibers and magnesium borate whiskers are mixed on the outer protection layer to be processed into an outer surface layer till the designed wall thickness is completed; finally, finishing, demolding, cleaning and testing are carried out after solidifying, and the finished product can be obtained.
Owner:民勤县威瑞环保有限责任公司

Titanium gypsum waste residue plastering mortar and preparation method thereof

The invention discloses titanium gypsum waste residue plastering mortar which comprises the following raw materials in parts by weight: 20-40 parts of titanium gypsum, 15-50 parts of coal ash, 15-40 parts of an alkali additive, 0-0.4 part of a modifier and 0.1-5 parts of a water reduction agent. A preparation method of the titanium gypsum waste residue plastering mortar comprises the following steps: firstly, uniformly blending and stirring dried, crushed, grinded and screened titanium gypsum powder and coal ash powder according to a certain ratio, controlling a water-binder ratio, further adding alkali additive powder and the modifier, and performing uniform blending and stirring, so as to finally obtain the titanium gypsum waste residue plastering mortar. The titanium gypsum waste residue plastering mortar disclosed by the invention has good mechanical properties and good adhesiveness, and common faults such as wall hollowing, cracking and dropping can be eliminated; in addition, theworking intensity of operators can be alleviated, the working environment can be improved, and pollution caused by lime paste preparation on a construction site can be avoided; and the mortar has thecharacteristics of being low in production and processing cost, simple in process operation, and the like, and can be widely applied to the field of building materials, and a novel way is provided for reasonable utilization and recycling of titanium gypsum waste residues.
Owner:广西藤县广峰钛白有限公司

Manufacture method of soft clad door

The invention discloses a manufacture method of a soft clad door. The manufacture method comprises the following steps: A, carrying out primary dedusting treatment on the surface of a medium density fiberboard; B, removing the static electricity on the medium density fiberboard; C, placing the medium density fiberboard into a dedusting chamber so as to carry out further dedusting treatment; D, feeding the medium density fiberboard after further dedusting into a dryer, wherein the temperature of the internal environment of the dryer is 30-50 DEG C, and the drying time is 30-50 seconds; E, coating a hot melt adhesive on the surface of the dried medium density fiberboard, and scraping the hot melt adhesive on the surface of the medium density fiberboard flatly by utilizing a scraper; F, fitting a cortical layer onto the surface of the medium density fiberboard coated by the hot melt adhesive, and gluing the cortical layer and the hot melt adhesive; and G, rolling the surface of the medium density fiberboard fitted with the cortical layer by utilizing a roll shaft, and fully fitting the cortical layer and the medium density fiberboard to manufacture the soft clad door. The method disclosed by the invention is capable of effectively overcoming a phenomenon that the cortical layer falls off, and no hardwares such as rivets are required to fix the cortical layer and the medium density fiberboard.
Owner:SUOFEIYA HOME COLLECTION

Electric toothbrush containing toothpaste

InactiveCN108926403AOvercome the vibration of the brush head easilyOvercome sheddingTooth cleaningToothpasteEngineering
The invention discloses an electric toothbrush containing toothpaste. According to the electric toothbrush containing toothpaste, a front end flow distribution chamber is arranged in a brush head; thefront end flow distribution chamber is communicated with a plurality of through holes; a guide pipe is fixedly arranged on a brush rod; one end of the guide pipe is communicated with the front end flow distribution chamber; a holding part and a storage box are fixedly arranged on a brush handle; an annular mixing chamber is arranged in the holding part; the annular mixing chamber is communicatedwith the other end of the guide pipe; the annular mixing chamber is communicated with a first output pipe and a second output pipe; the center of the annular mixing chamber is provided with a mixing paddle; a first storage tank and a second storage tank are fixedly arranged in the storage box; the two storage tanks are communicated with the annular mixing chamber; a piston type pushing mechanism used for pushing contents in the first storage tank and the second storage tank toward the annular mixing chamber is adopted. In applications of the electric toothbrush, toothpaste turbid solution is injected into the gaps among brush hair, the toothpaste turbid solution is sprayed onto tooth surfaces under action of brush hair vibration, so that a problem in the prior art that shedding of toothpaste is easily caused because of brush head vibration is solved.
Owner:THE FIRST AFFILIATED HOSPITAL OF HENAN UNIV OF SCI & TECH

Self pretightening buffering herringbone forest wheel disc

The invention relates to a self pretightening buffering herringbone forest wheel disc and belongs to the technical field of forest vehicle chassis. The forest wheel disc comprises wheels and a base disc. Each wheel comprises a herringbone wheel bone and a self pretightening buffering device. The herringbone wheel bones are installed on two sides of the middle of the base disc, two arms at the bottom are wheel arms, the wheels are installed on the end portions of the wheel arms, a top single arm is a traction arm, and the self pretightening buffering devices are installed on the traction arm. A wheel bone outer casing and a wheel bone inner casing are installed in a matching mode to form an enclosed casing. Direct gears are installed on the end portions of the inner sides of the wheel arms of the two casings, direct gears are coaxially installed in the middle of the inner sides of the two casings, and the gears are in meshing transmission through a tooth-shaped meshing belt. The self pretightening buffering device achieves a self pretightening buffering function, achieves wheel arm high-amplitude swinging and restrains the borne materials in the vehicle cross-country running process. The wheel disc can improve the motor-driven country crossing performance of forest vehicles, simplify the vehicle whole structure and improve the vehicle carrying performance.
Owner:BEIJING FORESTRY UNIVERSITY

Heating medium furnace for long-distance-delivery crude oil pipeline

ActiveCN104633932AImprove atomization effectAvoid phenomena such as bias currentStorage heatersDirect heatingSoot
The invention discloses a heating medium furnace for a long-distance-delivery crude oil pipeline for crude oil delivery. The heating medium furnace for the long-distance-delivery crude oil pipeline mainly comprises a radiation chamber, a burner, a transition section, a convection chamber, a convection chamber soot blowing system and a chimney, wherein multiple horizontal radiation furnace tubes are erected in the radiation chamber, and the two ends of the radiation furnace tubes are communicated through elbows, so that it is guaranteed that a one-way passage is formed for each radiation furnace tube; multiple horizontal convection furnace tubes are erected in the convection chamber, the two ends of the convection furnace tubes are communicated through elbows, so that it is guaranteed that a one-way passage is formed for each convection furnace tube; the convection furnace tubes and the radiation furnace tubes are communicated through oil transferring lines. By the adoption of the heating medium furnace for the long-distance-delivery crude oil pipeline, various problems of a direct heating type heating furnace are solved, the safety performance and the operating heat efficiency are improved, and operating cost is reduced; due to the fact that finned tubes and a single-tube-pass structure are adopted, the size of equipment is reduced, and the phenomenon that a medium flows in a deflected direction is avoided; the medium atomizing burner is adopted, the fuel atomizing effect is improved, the combustion performance is improved, dust emission is reduced, and operating heat efficiency is improved.
Owner:CHINA PETROLEUM & CHEM CORP +2

Light-weight overall mud guard assembly

The invention discloses a light-weight overall mud guard assembly which comprises a front mud guard, a rear mud guard, a top cover and a locking mechanism assembly, wherein bulges are arranged in the middles of the front mud guard and the rear mud guard; bolt adjusting holes are formed in upper platforms of the bulges; transverse through holes are formed in outer sides of the bulges; pressing plates are arranged on the front mud guard and the rear mud guard; the top cover is fixed together with the front mud guard and the rear mud guard through pull belts and the pressing plates; the locking mechanism assembly comprises a bottom plate, a fixed side, a movable side and fixing hinge pins; the bottom plate, the front mud guard and the rear mud guard are integrally formed in an injection molding manner; the fixed side is welded with the bottom plate; the movable side is connected with the fixed side; fastening bolts penetrate through the bolt adjusting holes, the bottom plate and long holes in the fixed side and are connected with screw nuts; a double-arched toothed round hole is formed in the middle of the fixed side; a mud guard bracket penetrates through the transverse through holes and is arranged inside the double-arched toothed round hole. Problems that a mud guard is cracked, rotated, disassembled and loosened to cause pivoting can be overcome, an assembling process is simplified, and the light-weight overall mud guard assembly has the advantages of simple structure, light weight and high reliability.
Owner:SINO TRUK JINAN POWER

Silicon-based/graphene nanobelt composite material with high capacity and high cycle efficiency and preparation method thereof

The invention discloses a silicon-based/graphene nanobelt composite material with high capacity and high cycle efficiency and a preparation method thereof, and belongs to the technical field of chemical power supplies. The composite material comprises the following components in percentage by mass: 10-98% of a silicon-based material, 1-89% of graphene nanoribbons and 1-10% of a lithium element, the preparation method comprises the following steps: treating a silicon-based material with a surfactant to enable the silicon-based material to be charged with positive static charges, then stirring and mixing the treated silicon-based material and graphene nanoribbons, collecting, drying, carrying out high-temperature treatment to obtain a composite material, then making the obtained composite material directly in mechanical contact with a lithium sheet, and adjusting external pressure and pressure time so that controllable pre-lithiation is realized. The preparation method has the characteristics of simple process and convenience in operation, and the silicon-based/graphene nanobelt composite material prepared by the preparation method is high in specific capacity, high in initial coulombic efficiency, long in cycle life and high in rate capability, and can be applied to a lithium ion battery with high specific energy.
Owner:重庆锦添翼新能源科技有限公司 +1

Oil paint coating method for external identifier of metro vehicle

The invention discloses an oil paint coating method for an external identifier of a metro vehicle, which comprises the steps of blending oil paint and a curing agent according to a certain volume ratio; manufacturing a silk-screen template according to the content of the identifier, and fixing the silk-screen template at an external corresponding region of the vehicle; coating the blended oil paint on the silk-screen template, and performing the blade coating by a scratch board; and removing the silk-screen template, and drying the identifier under a room temperature. Due to the oil paint coating method, the external identifier of the metro vehicle is good in weather resistance, ultraviolet ray resistance, aging resistance and the like, so that the use durability of the external identifier of the metro vehicle can be guaranteed, the aging, the fading and the falling of the external identifier of the metro vehicle through wind blowing, raining and solarizing and the cleaning of vehiclecleaning liquid caused by lamination can be completely eradicated, the passenger safety can be guaranteed, and the metro vehicle can be conveniently overhauled. Meanwhile, due to the oil paint coating method of the external identifier of the metro vehicle, the quality of the metro vehicle is greatly improved.
Owner:NANJING ZHONGCHE PUZHEN URBAN RAIL VEHICLE CO LTD

Double-bubble resistance reduction type anti-loosening springback type cleaning device based on electrical automation

The invention discloses an electrical automation-based double-bubble resistance-reducing anti-loosening springback type cleaning device, which comprises a bottom plate, a plurality of groups of cushion blocks, a cleaning box, a sealing mechanism, an environment-friendly refined impact type cyclic adsorption utilization mechanism and a supercavitation resistance-reducing intermittent anti-falling springback mechanism, the cushion blocks are arranged on the upper wall of the bottom plate, the cleaning box is arranged on the upper walls of the cushion blocks, and the sealing mechanism is arranged on the cleaning box. The cleaning box is a cavity with an opening in the upper end, the sealing mechanism is arranged on the upper wall of the cleaning box, and the supercavity resistance reduction type intermittent anti-falling rebound mechanism is arranged in the cleaning box. The invention belongs to the technical field of electrical automation, and particularly relates to a double-bubble resistance reduction type anti-loosening springback type cleaning device based on electrical automation. According to the double-bubble resistance reduction type anti-loosening springback type cleaning device based on electrical automation, stubborn oil contamination treatment on the surfaces of parts is completed through the double-bubble acting force, and a cleaning agent can be recycled after oil absorption.
Owner:祁大鹏

Specialized wind power and water power amphibious generator

PendingCN111637013AExtended service lifeIncreased resistance to collisions and beatingsFinal product manufactureElectric circuit arrangementsElectric generatorStator
A specialized wind power and water power amphibious generator is characterized in that the specialized wind power and water power amphibious generator is an amphibious specialized generator special for vertical wind power generation and water power generation, that is, the specialized wind power and water power amphibious generator can be used for only vertical wind power generation and vertical water power generation; the specialized wind power and water power amphibious generator comprises permanent magnet multipolar generator rotors of which the circumferential surfaces are annularly provided with multipolar ferrite beads or a plurality of strong magnetic steel 1 with N and S being at intervals, multipolar generator stator windings 2, a generator rotation shaft 3, generator conical bearings 4, a generator shell body 5, a generator protective housing 6, a generator waterproof sunproof shield 7, a high-quality anti-aging rubber or other anti-aging macromolecular flexible waterproof sealing ring 8, waterproof rubber gaskets 9, fastening screws 10, a switchhouse cover 11, a switchhouse 12, generator supporting columns 13, tile-shaped wind power generator fan blades 14, a wind powergenerator base 16, wind power generator fan blade brackets 17, a wind power generator extending shaft 18, an extending shaft matched shaft sleeve 19, a shaft sleeve fixing bolt 20 and the like.
Owner:吴宸至
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