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30results about How to "Firmly adsorbed" patented technology
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Organic silicon rubber water-proof paint special for sheet metal roofing and method for preparing same
InactiveCN101333412AStrong adhesionGood overall performanceLiquid surface applicatorsAntifouling/underwater paintsChemistryEmulsion
The invention relates to a special metal roofing organo-silicone rubber waterproof paint and a preparation method thereof. The paint is prepared from water, organo-silicone rubber emulsion, sodium lauryl benzenesulfate emulsion, phthalic acid, emulsifier, dispersant, sodium chloride, vinyl acetate, isooctyl alcohol, bentonite, heavy calcium carbonate, aedelforsite, ferric oxide, nano silicon dioxide, pigment and defoamer. The paint is nontoxic and tasteless and is ultraviolet radiation resistant, ageing resistant, waterproof, anticorrosion, thermally insulated, environment-friendly and energy-saving; therefore, the paint is suitable for metal roofing of workshops and factories, and the paint has special waterproofing effect as for important waterproofing complicated roofs.
Owner:青州市利达防水材料有限公司
Magnetic graphene-loaded palladium nano-composite catalyst and preparation method thereof
InactiveCN105148937APorous structureFirmly adsorbedMetal/metal-oxides/metal-hydroxide catalystsMagnetic effectBULK ACTIVE INGREDIENT
The invention provides a magnetic graphene-loaded palladium nano-composite catalyst and a preparation method thereof. Graphene is loaded with palladium nano-particles while formed through hydrothermal reduction of magnetic graphene oxide, the magnetic graphene loaded palladium nano-composite catalyst is prepared, and the catalyst comprises nickel ferrite loaded graphene carriers and palladium nano active ingredients. The palladium nano-particles of the composite catalyst prepared with the method are evenly distributed, the magnetic effect is higher, and the composite catalyst can be recovered quickly through magnetic separation.
Owner:JIANGSU UNIV
Catalyst for removing formaldehyde and TVOC (total volatile organic compound) at room temperature and preparation method thereof
InactiveCN107376904ARicher than surfaceWell-developed pore structureGas treatmentDispersed particle separationActivated carbonPlatinum
The invention belongs to the field of air purifying, and particularly relates to a catalyst for removing formaldehyde and TVOC (total volatile organic compound) at room temperature and a preparation method thereof. The catalyst for removing formaldehyde and TVOC at room temperature is characterized in that Ag (silver) and Pt (platinum) are used as active components; composite material of kaolin and activated carbon is coupled by a coupling agent to form coupled modifying material, and the coupled modifying material is used as a carrier; the mass content of kaolin accounts for 40 to 60% of the composite material; the mass content of activated carbon accounts for 40 to 60% of the composite material; the mass content of activated components accounts for 0.1 to 1% of the total mass of the catalyst. The catalyst has the advantages that after massive experiment exploring, the coupled modifying material coupled by the composite material of soybean activated carbon and kaolin is used as the carrier, the Ag and the Pt are used as the active materials, and the adsorbing effect is good.
Owner:科比环保科技(天津自贸试验区)有限公司
Method and device for separately taking out carton for packaging ceramic tiles
A method and a device for separately taking out a carton for packaging ceramic tiles belong to the field of packaging machinery and specifically relate to a method and a device for taking out a single carton. The method comprises the steps that: cartons are piled up in a carton storage bin the bottom of which is open, and the front ends of the cartons are bent downwards; then a carton separator is inserted between the bottom carton and an adjacent carton above the bottom carton; the carton separator is moved backwards to separate the bottom carton from the adjacent carton above the bottom carton; and the bottom carton drops down so as to completely separate a carton at a time. Most of the cartons in the carton storage bin are supported by carton brackets; the cartons which are not supported by the carton brackets are in level states due to own intensity; when a sucker sucks the bottom carton, the adjacent carton above the bottom carton does not bend along with the bottom carton, so that a gap with a certain included angle is generated between two adjacent cartons, and a separation head is smoothly inserted between two cartons to ensure that only one carton is sucked at a time.
Owner:陶馨
Adjustable double-sided adhesive tape cutting and transferring unit
ActiveCN1810228AEasy to adjustAdhesive point location is accurateAbsorbent padsBaby linensProduction lineAdhesive belt
The improved adjustable double-sided adhesive tape cutting and transferring unit for disposable diaper producing apparatus features its increased movable cutter frame with cutting roller, bottom roller and air sucking valve mechanism; the increased eccentric wheel mechanism on the bottom roller; and the improved air sucking valve with double air passage. The unit can ensure the coincident back and front positions of adhered double-sided adhesive tape, stable adsorption and transfer, firm adhesion and high production efficiency.
Owner:ANQING HENG CHANG MACHINERY
Magnetic powder core rust-prevention process
ActiveCN111364043AAchieve long-term rust protectionAchieve hydrophobizationMetallic material coating processesPtru catalystMetallurgy
The invention discloses a magnetic powder core rust-prevention process, and relates to the technical field of magnetic powder core preparation. The magnetic powder core rust-prevention process comprises the following steps that (1) The magnetic powder core undergoes a surface passivation process to remove oil stains and achieve surface passivation; (2) an alkylsilane coupling agent, a catalyst anda solvent are mixed to obtain an alkylsilane coupling agent solution, and then a magnetic powder core is immersed in the alkylsilane coupling agent solution under the vacuum condition to achieve surface hydrophobicity; and (3) the magnetic powder core subjected to surface hydrophobicity is immersed in rust-prevention oil under the vacuum condition to achieve long-term rust-prevention of the magnetic powder core. A three-layer rust-prevention film is formed on the surface of the magnetic powder core, the middle layer is a silane coupling agent layer and is equivalent to the role of a bridge, one end of the middle layer firmly reacts on the magnetic powder core surface through the Si-O bond, the other end of the middle layer is firmly combined with the rust-prevention oil through a long alkyl chain, and the surface and internal pores and gaps of the magnetic powder core are truly completely cover with the rust-prevention oil to achieve the purpose of long-term rust-prevention; and the magnetic powder core rust-prevention process is simple, environmentally friendly and suitable for industrial use.
Owner:HENGDIAN GRP DMEGC MAGNETICS CO LTD
Positioning device capable of fastening teaching instrument on vertical surface and using method of positioning device
The invention discloses a positioning device capable of fastening a teaching instrument on a vertical surface. The positioning device comprises a positioner housing, an anti-sliding rubber ring, a low-viscosity elastic rubber ring, a pull rod, a spring and a wrench. The positioning device is characterized in that a pressure plate is arranged on the lower surface of the positioner housing, a through hole is formed in the upper surface of the positioner housing; the through hole communicates with an inner cavity; an inner cavity opening is formed underneath, and the inner cavity opening is connected with the inner round edge of a convex ring; the bottom surface of the pressure plate is arranged on the outer ring of the convex ring; the anti-sliding rubber ring is fixedly arranged on the bottom surface of the convex ring; the low-viscosity elastic rubber ring is fixed with the bottom surface of the pressure plate; a shaft hole is formed in the upper end of the pull rod, and circular discmagnetic steel is arranged at the lower end of the pull rod; a sealing rubber ring is arranged in the middle of the circular disc magnetic steel; an anti-sliding sheet is fixedly arranged on the bottom surface of the circular disc magnetic steel; one end of the wrench is equipped with a fork slot and a fork head; a rotary shaft is fixedly arranged on the fork head; the spring sleeves the pull rod;and the pull rod gets out from the through hole and the rotary shaft passes through the shaft hole, so that the wrench and the pull rod are connected together in a penetrating mode. The positioning device can be adsorbed on the vertical surface, including an uneven vertical surface, of any material for a long time.
Owner:CHONGQING PUBLIC TRANSPORTATION CAREER ACADEMY
Dust prevention and dust settling agent
InactiveCN102071001AGood film-forming propertiesNo toxicityOther chemical processesWater basedEtching
The invention discloses a dust prevention and dust settling agent, which comprises the following components in percentage by weight: 15 to 50 percent of isostearic acid modified collagen, 15 to 40 percent of plant protein, 3 to 23 percent of pour inhibitor, 5 to 25 percent of water-based polymer combination additive, 3 to 15 percent of dispersing agent and 1 to 10 percent of wetting agent. The dust prevention and dust settling agent has high film forming property, can effectively fix dust and forms a protective film on the surface of a material. The pour point reducer contributes to preventing freezing in a severe environment. The water-based polymer combination additive, the dispersing agent and the wetting agent play roles in wetting, bonding, condensing, absorbing moisture and preventing dust, etching and erosion, so that dust is prevented from flying. Moreover, the dust prevention and dust settling agent is a novel multifunctional high polymer, is nontoxic, has high biodegradability, does not pollute vegetation, water quality and the air, can be decomposed into water and carbon dioxide in soil, does not damage soil and is not harmful to human skin or animals.
Owner:顾亚祥
Magnetic particle adsorption device for cleaning reaction cup and cleaning equipment thereof
The invention relates to a magnetic particle adsorption device for cleaning a reaction cup and cleaning equipment thereof. The device comprises a fixing plate, a guide rail fixed to the fixing plate and a pair of sliders in sliding fit with the guide rail, each slider is fixedly provided with a magnetic suction assembly, the reaction cup to be cleaned is located between the pair of magnetic suction assemblies, and the pair of sliders move along the guide rail in the same or opposite directions and drive the pair of magnetic suction assemblies to get close to or be far away from each other. Themagnetic particle adsorption device has the beneficial effects that a magnetic separation device with a movable magnet is ingeniously designed, the magnet can be conveniently controlled to be tightlyclose to and be far away from the reaction cup, and the controllable strength change of the magnetic field strength is achieved. If the magnetic field strength is controllable in change, the adsorption force is the strongest during waste liquid pumping, magnetic particles can be firmly adsorbed, and the magnetic loss is reduced; and when cleaning liquid is injected and evenly mixed, the magneticfield becomes weak, magnetic beads can be fully dispersed, and the magnetic particles can be washed more fully.
Owner:SUZHOU HYBIOME BIOMEDICAL ENG CO LTD
Multi-functional biological high-efficiency dust suppressant, and preparation process and application method thereof
ActiveCN103923608AReduce wind loss rateEasy to produce at room temperatureOther chemical processesDust removalPROPYLENE GLYCOL BUTYL ETHERDiethylene glycol
The invention relates to the technical field of dust suppression, and particularly relates a multi-functional biological high-efficiency dust suppressant, and a preparation process and an application method thereof. The multi-functional biological high-efficiency dust suppressant comprises the following components in percentage by weight: 5-10 percent of water-soluble polyvinyl alcohol, 5-10 percent of fatty alcohol-polyoxyethylene ether, 10-15 percent of dipropylene glycol mono butyl ether, 0.1-0.2 percent of dowcorning organic silicon 120A, 0.1-0.2 percent of dodecyl dimethyl benzyl ammonium chloride and 1-5 percent of diethylene glycol butyl ether. The dust suppressant is formed by composition of multi-functional high-molecular polymer, crosslinking degree molecules in the polymer form a mesh structure, various ion groups exist among molecules, a relatively strong affinity is generated among ions due to large electric density, particle dust can be quickly captured and firmly adsorbed, and the multi-functional biological high-efficiency dust suppressant has strong dust suppressing and dust proofing effects.
Owner:东莞优诺电子焊接材料有限公司
Automobile PCB quick fixing structure
PendingCN109548293AAvoid deflectionReduce frictionPrinted circuit assemblingCircuit board tools positioningAerospace engineering
The invention provides an automobile PCB quick fixing structure which comprises a fixing seat; an inner chamber disposed in the fixing seat; a first groove disposed on the bottom inner wall of the inner chamber; a servo motor fixedly mounted on the bottom inner wall of the first groove; two fixing blocks symmetrically and fixedly mounted on the bottom inner wall of the inner chamber; a lead screwrotationally mounted on the two fixing blocks; two movable plates slidably mounted on the bottom inner wall of the inner chamber; two square through holes symmetrically disposed on the top of the fixing seat and in communication with the inner chamber. The automobile PCB quick fixing structure provided by the invention can achieve fast and firm fixation and accurate positioning.
Owner:AOSHIKANG TECH CO LTD
New energy house wind power generation installation device and installation method thereof
ActiveCN112682265AEasy to get stuckEasy to hold firmlyWind motor supports/mountsEnergy storageWind drivenSuction force
The invention discloses a new energy house wind power generation installation device and an installation method thereof. The new energy house wind power generation installation device comprises a cement foundation pile, an outer clamping ring is fixedly arranged at the top end of a supporting base, an electromagnetic suction cup is fixedly arranged at the bottom of an inner cavity of the outer clamping ring, and arc-shaped extrusion plates are connected to the two sides of the inner cavity of the outer clamping ring through compression springs correspondingly, traction structures are fixedly arranged at the positions of the two corners of the top end of the supporting base correspondingly, and a climbing structure is installed on the back face of a protection box body. The outer clamping ring, the electromagnetic suction cup, the arc-shaped extrusion plates, second through holes, limiting shafts, hollow columns, ear rings, the compression springs and first through holes are arranged, and by adjusting the two sets of hollow columns, the distance between the two arc-shaped extrusion plates is increased, and a wind driven generator is conveniently and stably clamped. The wind driven generator continues to be installed downwards, the wind driven generator is made to be in contact connection with the electromagnetic suction cup, the electromagnetic suction cup generates attraction force after being powered on, the wind driven generator can be firmly attracted, and meanwhile, disassembly is convenient and practicability is high.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER COMPANY TAIZHOU POWER SUPPLY
Real-time control system of robot tracks based on force feedback
InactiveCN109605368AFirmly adsorbedControl the size of the magnetic forceProgramme-controlled manipulatorMicrocontrollerReal-time Control System
The invention discloses a real-time control system of robot tracks based on force feedback. The real-time control system is characterized in that a signal input end of a single-chip microcomputer is connected with a signal output end of a distance measuring sensor, a signal output end of a force sensor and a signal output end of a camera, the single-chip microcomputer is in communication connection with a PC machine through a communication interface, a radio communication module is arranged on the single-chip microcomputer, the single-chip microcomputer is in communication connection with a wireless terminal through the radio communication module, a control signal output end of the single-chip microcomputer is connected with a magnetic force controller, and the magnetic force controller isused for controlling the size of the magnetic force of a magnetic force wheel of a robot, a control signal output end of the single-chip microcomputer is also connected with a travelling mechanism, and the travelling mechanism is used for controlling the move line of the robot. The force sensor is used for obtaining the size of force between the robot and a walking wall surface, so that the sizeof the magnetic force of the magnetic force wheel of the robot is controlled, and the robot can be guaranteed to be firmly adsorbed to the walking wall surface. The distance measuring sensor and the camera are arranged, so that the real-time control of the walking tracks of the robot is realized.
Owner:WUHU CHANGRUI AUTO PARTS
Method and device for separately taking out carton for packaging ceramic tiles
A method and a device for separately taking out a carton for packaging ceramic tiles belong to the field of packaging machinery and specifically relate to a method and a device for taking out a single carton. The method comprises the steps that: cartons are piled up in a carton storage bin the bottom of which is open, and the front ends of the cartons are bent downwards; then a carton separator is inserted between the bottom carton and an adjacent carton above the bottom carton; the carton separator is moved backwards to separate the bottom carton from the adjacent carton above the bottom carton; and the bottom carton drops down so as to completely separate a carton at a time. Most of the cartons in the carton storage bin are supported by carton brackets; the cartons which are not supported by the carton brackets are in level states due to own intensity; when a sucker sucks the bottom carton, the adjacent carton above the bottom carton does not bend along with the bottom carton, so that a gap with a certain included angle is generated between two adjacent cartons, and a separation head is smoothly inserted between two cartons to ensure that only one carton is sucked at a time.
Owner:陶馨
A preparation method of anti-fouling polysulfone/graphene oxide blended ultrafiltration membrane based on ATRP method
ActiveCN107952375BFirmly adsorbedImprove stabilityMembranesUltrafiltrationPtru catalystAtom-transfer radical-polymerization
The invention discloses a preparation method of an anti-pollution polysulfone / graphene oxide blended ultrafiltration membrane based on an ATRP (atom transfer radical polymerization method), which belongs to the technical field of ultrafiltration membranes. According to the method, graphene oxide after being grafted and modified is blended in a polysulfone solution, and the ultrafiltration membraneis prepared by virtue of NIPS. The method comprises the following steps: enabling 3-amino propyl triethoxysilane and graphene oxide to have a coupling reaction to obtain amino-containing graphene oxide (GO-NH2); performing acylation-bromination reaction for 2-bromo isobutyryl bromide and GO-NH2 under the catalysis of pyridine, and generating an initiator GO-Br; performing ATRP for the initiator and monomer HEMA as well as a complex in the presence of a catalyst, and obtaining GO-g-PHEMA of different ratios by controlling the polymerization time; and finally adding the synthesized Go-g-PHEMA in a polysulfone casting solution to be blended and modified, and forming a membrane by virtue of an NIPS method. By adopting the method, the pollution-resistant composite ultrafiltration membrane withhigh flux and stable performance can be prepared, and the application prospect is good.
Owner:VONTRON TECH CO LTD
A kind of overturn-resistant thermos bottle
InactiveCN108852049BFully protectedReduce shockNon-pressured vesselsThermally-insulated vesselsWarm waterAirbag
The invention belongs to the field of daily necessities, and in particular relates to an anti-teardown thermos bottle, which comprises a shell, the lower end of which is slidably connected with a base movable in the vertical direction, a cavity is provided in the base, and a cavity runs through and is slidably connected with A support rod, the upper end of the support rod is fixedly connected with a load-bearing base, and a plurality of fixed rods are fixedly connected to the side wall of the load-bearing base. There are multiple strip-shaped airbags that can move in the vertical direction at the gap between the inner tank and the shell, and the shell is composed of multiple vertical reinforcing rods and a soft shell connected between adjacent reinforcing rods. Composition, the bar-shaped airbag is arranged between two adjacent reinforcing rods, and the part of the supporting rod between the base and the load-bearing seat is covered with a spring. The present invention utilizes the gravity of the thermos bottle to increase the adsorption force between the base and the desktop, making the thermos bottle difficult to slide and having high safety.
Owner:陈山
A kind of preparation method of stretch stretch film
The invention relates to a preparation method for a stretch wrap film, which belongs to the technical field of packaging materials. According to the method, carbon atoms in carbon nanotubes are hybridized by adopting SP2, so that the carbon nanotubes have high modulus and high strength, the carbon nanotubes have good mechanical properties, the carbon nanotubes with good flexibility can be stretched, and therefore the composite material which is prepared by adding the carbon nanotubes can show good strength, elasticity, fatigue resistance and isotropy. Because silica sol is adopted to wrap titanium dioxide and the carbon nanotubes in the method, titanium dioxide and the carbon nanotubes can be uniformly distributed and cannot be easily agglomerated; because the wrapping material is added, the silica sol which is a stable disperse system for silica colloid particles in water can act along with nanoscale titanium dioxide, so that the chemical property of the wrapping material is stable; moreover, as a continuous body with a spatial reticular structure, the silica sol has a large specific surface area to firmly adsorb the carbon nanotubes, and thereby the tensile strength of the stretch wrap film is effectively increased.
Owner:安徽友发包装科技有限公司
A kind of multifunctional ecological high-efficiency dust suppressant and its preparation process and application method
ActiveCN103923608BReduce wind loss rateEasy to produce at room temperatureOther chemical processesDust removalFatty alcoholBiology
The invention relates to the technical field of dust suppression, and particularly relates a multi-functional biological high-efficiency dust suppressant, and a preparation process and an application method thereof. The multi-functional biological high-efficiency dust suppressant comprises the following components in percentage by weight: 5-10 percent of water-soluble polyvinyl alcohol, 5-10 percent of fatty alcohol-polyoxyethylene ether, 10-15 percent of dipropylene glycol mono butyl ether, 0.1-0.2 percent of dowcorning organic silicon 120A, 0.1-0.2 percent of dodecyl dimethyl benzyl ammonium chloride and 1-5 percent of diethylene glycol butyl ether. The dust suppressant is formed by composition of multi-functional high-molecular polymer, crosslinking degree molecules in the polymer form a mesh structure, various ion groups exist among molecules, a relatively strong affinity is generated among ions due to large electric density, particle dust can be quickly captured and firmly adsorbed, and the multi-functional biological high-efficiency dust suppressant has strong dust suppressing and dust proofing effects.
Owner:东莞优诺电子焊接材料有限公司
Shortened interval transfer in disposable sanitary article producing line
ActiveCN100457587CLess quantityEasy to adjustConveyor partsContainer making machineryProduction lineEngineering
The present invention relates to transfer apparatus for disposable sanitary article producing line and provides one distance reducing transfer apparatus to meet the transfer speed of material between the front and the back work steps. The transfer apparatus features the servo motor connected to the main shaft, the main shaft connected to the transfer wheel, the transfer wheel with homogeneously distributed radial air passages and the radial air passages with transfer sucker. The present invention can realize different adsorption speed and transfer speed of the front and the back work steps and the adaptability of the transfer speed, and has reasonable design, simple and compact structure, convenient operation, regulation and maintenance, and greatly raised material utilization rate.
Owner:ANQING HENG CHANG MACHINERY
Constant device special for iron arm installation of high-voltage live-line operation vehicle
InactiveCN105720523AEasy and fast installationFirmly adsorbedApparatus for overhead lines/cablesMagnetEngineering
The invention discloses a special stabilizer used for installing iron poles on a high-voltage live working vehicle. Because a second round magnet is placed in the room where the round magnet at the upper end of the outer support column outside the outer casing of the two ends of the high-strength insulating rod is used, Its characteristics are: after the two high-strength insulating rods are fixed to the electric pole, the second round magnet can be realized. The two iron poles can be placed parallel to the square of the second round magnet. When the two iron poles After being placed on the top of the second round magnet, the second round magnet can also realize that it can be firmly adsorbed and firmly attached to the plane at the bottom of the two iron poles.
Owner:王磊
Self-locking tool car
The invention discloses a self-locking tool car. According to the technical scheme, the self-locking tool car comprises a tool car frame and drawers arranged in the tool car frame, and is characterized in that a strong electromagnet is arranged on a side surface of each drawer in the length direction of the side surface; the length of each strong electromagnet is equal to that of the corresponding drawer; a magnet switch is arranged at the position, which faces the outside of the tool car frame, on the outer surface of the upper face of each drawer; and the tool car frame is a steel tool car frame; and the drawers are high-strength plastic drawers. The self-locking tool car has the beneficial effects that in a using process, namely when the high-strength plastic drawers are partially pulled out of the steel tool car frame, the magnet switches is pushed to start the strong electromagnets, and the strong electromagnets and the steel tool car frames can be firmly attracted together through strong magnetic force.
Owner:合肥震岳工业设备科技有限公司
A preparation method of fiber with antibacterial function that can regenerate absorb heavy metal dust
ActiveCN104645943BStrong chelating abilityFirmly adsorbedDispersed particle filtrationOther chemical processesAir filtrationFiber
The invention discloses a method for preparing a renewable anti-bacteria fiber for adsorbing heavy metal motes. The preparation method comprises the following steps: dissolving cellulose acetate in a specific solvent; adding a certain amount of polyhydroxyl benzoyl chloride and a basic catalyst to generate polyhydroxyl benzene acid cellulose acetate; filtrating to remove the basic catalyst and solid salt formed by by-product, chlorine hydride; filtrating the liquor by adopting an industrial frequently-used vacuum silk imitation method, and evaporating a solvent to prepare a functional artificial fiber. According to the method for preparing a functional cellulose acetate fiber, the heavy metal motes can be effectively removed by an air filtration material and the fiber has the anti-bacteria function and can be reused.
Owner:张红梅 +1
Packaging device for a light-transmitting carrier and an electroluminescent device
Owner:NANJING TECH CORP LTD
Knitting warp knitted fabric flocking process
InactiveCN109468859AImprove adhesionIncrease stickinessPretreated surfacesCoatingsCoated surfaceHair removal
The invention discloses a knitting warp knitted fabric flocking process. The process comprises the following steps of: A. sequentially seaming and spreading a knitting warp-knitted fabric material toobtain a bottom fabric; B, uniformly coating glue on the surface of the bottom fabric so as to obtain a base fabric, wherein the coating temperature of the glue is 30-40 DEG C, and the dosage of the glue is 190-210 g / m; C, flocking the glue coated surface of the base fabric to obtain a flocked fabric; and D, sequentially carrying out drying and floating hair removal on the flocked fabric to obtaina finished flocked fabric. The process has the characteristic of effectively improving the villus adhesion performance of the surface of the flocked fabric.
Owner:HUZHOU FORNICE TEXTILE
Adjustable double-sided adhesive tape cutting and transferring unit
ActiveCN100336495CEasy to adjustAdhesive point location is accurateAbsorbent padsBaby linensProduction lineAdhesive belt
Owner:ANQING HENG CHANG MACHINERY
Catalyst for removing formaldehyde and tvoc at room temperature and preparation method thereof
InactiveCN107376904BRicher than surfaceWell-developed pore structureGas treatmentDispersed particle separationActivated carbonSimple Organic Compounds
The invention belongs to the field of air purifying, and particularly relates to a catalyst for removing formaldehyde and TVOC (total volatile organic compound) at room temperature and a preparation method thereof. The catalyst for removing formaldehyde and TVOC at room temperature is characterized in that Ag (silver) and Pt (platinum) are used as active components; composite material of kaolin and activated carbon is coupled by a coupling agent to form coupled modifying material, and the coupled modifying material is used as a carrier; the mass content of kaolin accounts for 40 to 60% of the composite material; the mass content of activated carbon accounts for 40 to 60% of the composite material; the mass content of activated components accounts for 0.1 to 1% of the total mass of the catalyst. The catalyst has the advantages that after massive experiment exploring, the coupled modifying material coupled by the composite material of soybean activated carbon and kaolin is used as the carrier, the Ag and the Pt are used as the active materials, and the adsorbing effect is good.
Owner:科比环保科技(天津自贸试验区)有限公司
Seal welding device for quartz crystal resonator wafer
PendingCN114799622AGuaranteed removal qualityEasy to cleanWelding/cutting auxillary devicesCleaning using toolsPhysicsQuartz crystal resonator
A quartz crystal resonator wafer sealing and welding device disclosed by the present invention comprises a sealing and welding device body, the lower end of the sealing and welding device body is fixedly provided with a fixed shell, the left side in the fixed shell is provided with an adhesive roller I, the right side of the adhesive roller I is provided with an adhesive roller II, and the ends, far away from each other, of the adhesive roller I and the adhesive roller II are fixedly provided with rotating shafts; inserting rods are inserted into the ends, away from each other, of the rotating shafts, the inserting rods are sleeved with first springs, clearing plates are arranged on the front sides of the first sticking roller and the second sticking roller, the clearing plates are attached to the surfaces of the first sticking roller and the second sticking roller, and connecting plates are fixedly installed at the lower ends of the clearing plates. When the quartz crystal resonator wafer surface seal welding device is used, the arranged first adhesive roller and the arranged second adhesive roller are attached to the surface of a quartz crystal resonator wafer, metal chippings sputtered when the surface of the quartz crystal resonator wafer is subjected to seal welding can be conveniently cleaned, the situation that the chippings remain on the subsequent surface of the quartz crystal resonator wafer is avoided, and the service life of the quartz crystal resonator wafer is prolonged. And the sealing and welding quality of the quartz crystal resonator wafer is influenced.
Owner:江苏奥斯力特电子科技有限公司
Vacuum pipette
The invention provides a vacuum chuck. The vacuum chuck comprises a vacuum nozzle and a piston vacuumizing device; the piston vacuumizing device is connected with the vacuum nozzle through a check valve; and when air is exhausted through the vacuum nozzle by the piston vacuumizing device, the check valve prevents air from flowing back to the vacuum nozzle. The vacuum chuck can suck a wafer firmlywithout being externally connected with a vacuum system for vacuum supply, is convenient to use, can be applied to any occasion, and saves production cost.
Owner:SEMICON MFG INT (SHANGHAI) CORP +1
Small fan with suction cup
InactiveCN111288010ADon't worry about knocking overFirmly adsorbedPump componentsPump installationsEngineeringStructural engineering
Owner:XIANGYANG NO 25 HIGH SCHOOL
Household medical shaping treadmill
InactiveCN109966698AImprove body coordinationLeft and right strides are the sameMovement coordination devicesCardiovascular exercising devicesEngineeringCommunicating cavity
The invention belongs to the field of medical instruments and particularly relates to a household medical shaping treadmill, which comprises a base and handrails. Sliding grooves are formed in the left side and the right side of the base. Pedals are arranged in the sliding grooves in a sliding mode. A communicating cavity is formed in the base. The two pedals are in linkage with each other throughthe communicating cavity. An adjusting mechanism used for adjusting the volume of the communicating cavity is further arranged on the side wall of the base. Buffering mechanisms connected with the pedals are arranged in the sliding grooves. A plurality of suckers are arranged on the two sides of the lower end of the base and are communicated with the buffering mechanisms. According to the invention, the left and right pace distances of a user can be kept consistent. Therefore, medical treatment and shaping effects are achieved. By arranging an elastic air bag, a connecting rod can be completely wrapped by the elastic air bag. Therefore, the influence of external dust or sundries on the connecting rod is reduced. A good buffering effect can be achieved. The collision between the pedals andthe sliding grooves is reduced. The suckers can be firmly adsorbed to the ground, and the effect of improving the stability of the base is achieved.
Owner:樊燕龙
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