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746 results about "Glass ball" patented technology

Integrated lens system for image sensor and method for manufacturing the same

A lens system including a first substantially hemispherical lens, a second spherical lens and a third substantially hemispherical lens. The lenses are held together by a bonding material such as epoxy, which may also include a light absorbing dye. The invention also relates to a low-cost method of manufacturing the lens system out of glass, using low cost glass ball lenses to create the hemispherical lenses.
Owner:APTINA IMAGING CORP

Method for recovering precious metal platinum in car dead catalyst through pyrogenic process

InactiveCN108441647AAchieve recyclabilityAvoiding Insufficient Capture ProblemsProcess efficiency improvementGlass ballDc arc furnace
The invention discloses a method for recovering precious metal platinum in a car dead catalyst through a pyrogenic process. The method comprises the steps that (1) the car dead catalyst is pretreated,and then the car dead catalyst is sealed for standby application; (2) the car dead catalyst obtained in the step (1) is evenly mixed with a carbon reducing agent, a trapping agent and a slagging material according to a certain percentage to prepare blocky mixtures; (3) the mixtures obtained in the step (2) are broken to be placed into a direct current electric arc furnace for high-temperature smelting to obtain melted liquid; and (4) upper-layer slag liquid of the melted liquid obtained in the step (3) is poured out to prepare glassy state or wee glass balls, and a lower-layer precious metalplatinum containing alloy is naturally cooled at room temperature. The method is suitable for high-grade materials, can be used for recovering precious metal platinum from low-grade materials, the process is simple, and the period is short.
Owner:NORTHEASTERN UNIV +1

Production raw material of foamed glass and process for producing foamed glass

The invention relates to raw materials for producing foam glass and a method for applying the same to produce the foam glass. The compositions by weight portion of the raw materials are: 380 to 580 portions of quartz sand, 105 to 250 portions of potassium feldspar, 130 to 270 portions of albite, 115 to 200 portions of dolomite, 5 to 25 portions of calcite, 150 to 250 portions of calcined soda, 0.5 to 30 portions of glauber salt, 1.0 to 12 portions of magnesium carbonate and 1.0 to 8.5 percent of potassium carbonate. The method comprises the following steps that: firstly, various raw material compositions are mixed into uniform glass mixture; secondly, the glass mixture is melted and cooled into cullet; thirdly, ball milling, foaming and annealing of the cullet are performed, and then foam glass is obtained. The method can automatically control and adjust the chemical compositions of the glass and add various functional compositions as required to meet the demand of producing the foam glass with different performances by adoption of common mineral and chemical raw materials of the natural world.
Owner:ZHEJIANG ZHENSHEN INSULATION TECH CORP

Optically Readable Identification Security Tag or Stamp

The invention relates to a security tag made unique by randomly distributing a mixture of large numbers of multicolored small objects, such as two colored glass balls, into a regular geometric array or pattern onto a substrate and encapsulating those objects. The objects in the regular array on the substrate will create a unique, non-reproducible pattern. The data, saved to a secure database, can be processed and calculated quantities can be derived from the field of binary data, which can be affixed to the document or manufactured part that the stamp is affixed to. The regular array can be read out by scanner, quantities calculated, and compared to the values printed on the part or document. Additionally, the regular array can be read out by optical scanner and parts or all of the data compared to the data stored in the secure database.
Owner:FREEMAN JAMES

Collecting method and apparatus for secretion from root system of plant in pot

InactiveCN1963437AUndisturbed growthAvoid the disadvantage of easily damaging the root systemWithdrawing sample devicesPreparing sample for investigationGlass ballPlant stem
This invention discloses one earth plant stem secretion collection method and device, wherein, the collection device comprises growth case and collection case with one block coated with film hole glass board and the upper and down layers of collection cases are connected to cathode and anode resin tubes through tubes. The collection method is to grow plant in the growth case earth and then to pass film into collected case with quartz and glass balls and then to process and collect plant stem secretion inside collection case.
Owner:SOUTH CHINA AGRI UNIV

Preparation method of foam glass particles

The invention relates to a preparation method of foam glass particles, which comprises the following steps of: milling glass balls to 200 meshes for forming glass powder; mixing the glass powder, sodium nitrate, manganese dioxide, ferric oxide and sodium silicate to be made into mixed materials; uniformly drilling a plurality of cylindrical grooves on the surface of a foaming template to obtain the particular foaming template; uniformly injecting the mixed materials into the cylindrical grooves of the particular foaming template; firing the mixed materials in a roller kiln; and pouring out specimens from the particular foaming template to obtain foam glass particles. The invention uses a template method for producing the foam glass particles, and the prepared foam glass particles have narrow dimension distribution, uniform granularity and high production efficiency. The foam glass particles prepared according to the preparation method have good structural intensity, low water absorption rate, low heat conduction coefficient and high sealing porosity, and can be used as good thermal isolation and heat insulation materials. The preparation process has simple operation process, low cost and energy saving and environment protection effect and is applicable to industrial mass production.
Owner:SHAANXI UNIV OF SCI & TECH

Integrated sewage treatment device with high efficiency and low consumption and treatment method

The invention relates to an integrated sewage treatment device with high efficiency and low consumption and a treatment method, and belongs to the field of sewage treatment. The integrated sewage treatment device comprises a pretreatment unit, a multi-oxidation-deoxidation environment coupling biological reaction pond unit and a deep treatment unit sequentially connected. The multi-oxidation-deoxidation environment coupling biological reaction pond unit adopts a three-stage anoxia-aerobiotic alternating reaction pond filled with a circular composite glass ball porous microbial carrier. The deep treatment unit comprises a filter cloth dynamic film biological reaction pond and first and second dynamic films. Sewage is treated through the devices sequentially. The device provided by the invention cannot only remove carbon containing organic matters, but also has good nitrogen and phosphorus removal capacity.
Owner:BEIJING UNIV OF TECH

Method for manufacturing novel ball aluminum pigment

The invention relates to a method for manufacturing a novel ball aluminum pigment, which adopts a formula comprising the following raw materials: atomized ball aluminum powder, organic matters, aerosol and a ball milling medium. The method comprises the following steps: (1) mixing the atomized ball aluminum powder, the organic matters and the aerosol in a certain proportion and then putting the mixed raw materials in a vertical ball mill for milling by using glass balls with a diameter of 0.5-1 mm as the milling medium; (2) carrying out sieving and filter pressing to manufacture raw materials into an aluminum paste filter cake; and (3) adding the aluminum paste filter cake to a proper organic matter to knead so as to manufacture a finished ball aluminum pigment product.
Owner:长沙族兴新材料股份有限公司

High weather-resistant hot melting reflection type pavement marking paint

InactiveCN106883721AImprove crack resistanceResistant to large temperature difference between day and nightReflecting/signal paintsGlass ballCrack resistance
A hot-melt reflective pavement marking paint with high weather resistance, which is composed of thermoplastic resin, filler, reflective material, pigment and additives, wherein: Among them: thermoplastic resin is C 5 Petroleum resin; the filler is quartz sand and calcium carbonate powder with different particle size distribution; the reflective material is glass beads; the pigment is titanium dioxide or medium chrome yellow; the auxiliary agent is plasticizer, ultraviolet absorber, dispersant, thixotropic agent constitute, of which: The beneficial effect of the invention is that it is suitable for use in high-altitude areas, is resistant to large temperature differences between day and night, has strong anti-ultraviolet rays, and significantly improves the performance of anti-aging and anti-cracking of road marking coatings.
Owner:云南建投建材科技有限责任公司 +1

Producing process for alkali proof glass beads

The present invention is production process of glass ball for producing alkali resisting glass fiber. The materials including quartzite, calcite, zirconite, rutile, fluorite, potassium nitrate, sodium carbonate and chamotte are crushed and mixed to form the mixed material; and the mixed material is smelted in natural gas burning smelting furnace with zircon corundum brick lining and further processed through cooling, clarification, ball making and annealing to produce alkali resisting glass ball with high zirconia content. The said production process has high product output, low production cost and high product quality and low power consumption, and is easy to control.
Owner:自贡市宏洋新型材料制品有限公司

Three-component magnetic field and three-component electric field ocean electromagnetic data collection station

Provided is a three-component magnetic field and three-component electric field ocean electromagnetic data collection station. The three-component magnetic field and three-component electric field ocean electromagnetic data collection station is applied in ocean petroleum geological prospecting. An electric field data collection station and an electric field data collection station power source are fixed inside an ocean electromagnetic data collection station box body. The electric field data collection station is connected with three pairs of three-component electric field sensors which are arranged outside the ocean electric electromagnetic collection station box body. A pressure-resisting sealed glass ball is arranged inside the ocean electromagnetic data collection station box body, and a magnetic field data collection station, a magnetic field data collection station power source, an X-direction small-scale horizontal magnetic field sensor, a Y-direction small-scale horizontal magnetic field sensor and a Z-direction small-scale vertical magnetic field sensor are arranged inside the pressure-resisting sealed glass ball 2. According to the three-component magnetic field and three-component electric field ocean electromagnetic data collection station, a design and manufacture process for carrying out pressure-resisting sealing processing independently to a single induction coil type magnetic field sensor which is larger than 1m in length in an ocean electromagnetic data collection station box for production is simplified, and two pairs or three pairs of pole type horizontal electrodes with 10-meter pole pitch are eliminated.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Glass cover plate hot bending die and hot bending preparation system and process of glass cover plate

The invention provides a glass cover plate hot bending die and a hot bending preparation system and process of a glass cover plate.The glass cover plate to be processed is provided, the glass cover plate hot bending die comprises a lower die body, a cavity and four or more glass balls, the cavity is formed in the lower die body, the four glass balls are evenly distributed between the cavity and the lower die body, the glass cover plate to be processed is arranged on the cavity, and when the glass cover plate hot bending die is heated to be close to and lower than the lowest softening temperature of the glass cover plate to be processed, the glass cover plate to be processed and the glass balls are softened and deformed after being pressed.Due to the arrangement of the glass balls, the action of force originally exerted on the glass cover plate to be processed is dispersed evenly, so that the problem that the local area of the glass cover plate to be processed is uneven or concentrate in stress due to excessively large pressure is reduced.
Owner:KAYMAO TECH SHENZHEN

Small glass globe type retroreflection sheet

The invention discloses a small glass globe type retroreflection sheet. Retroreflection sheets in prior art are poor in color rendering, and the retroreflection sheet sequentially comprises a surface protection layer, a printing layer, a clamping layer, a focus point forming layer, a specular layer, an adhesive layer and protection paper from an incidence direction of light; and a glass globe is arranged between the clamping layer and the focus point forming layer, a coloring layer is arranged at the position between the clamping layer and the focus point forming layer, and the position is free of the glass globe. According to the small glass globe type retroreflection sheet, the color rendering performance is good, the coloring layer can be deformed by moving powder bodies, unity is kept, and simultaneously, excellent flexibility is achieved.
Owner:NIPPON CARBIDE INDS HANGZHOU

Retroreflection sheet

An encapsulated lens type retroreflection sheet comprising at least a large number of micro glass balls (3), a light-transmitting resin holding layer (2) for holding the glass balls (3), a mirror reflection layer (6) for reflecting incident light, at least one focal point formation layer (4) of light-transmitting resin arranged between the glass balls (3) and the mirror reflection layer (6), and the mirror reflection layer (6), wherein an adhesive layer (7) is provided under the mirror reflection layer (6) of the retroreflection sheet to paste the sheet to a substrate (8) through the adhesive layer (7). The retroreflection sheet is characterized in that, when the retroreflection sheet is to be stripped from the substrate (8), delamination takes place between the focal point formation layer (4) and the glass balls (3) and / or the holding layer (2), or delamination takes place between focal point formation layers or between the focal point formation layer (4) and the mirror reflection layer (6), and / or the focal point formation layer (4) is broken and retroreflection performance is damaged or lost.
Owner:NIPPON CARBIDE KOGYO KK

Photocatalysis-plant cooperated water purifying method for pisciculture water

The invention relates to a photocatalysis-plant synergy water purifying method for fish-farming water, which comprises the following steps that: 1) sewage in a fish pond is pumped into a filter tank by a diving pump, solid impurities are filtered by sponge foam, and the intercepted solid impurities are discharged by a blowdown valve; 2) clear water filtered by sponge foam falls into a nacreous glass catalytic reaction curtain which is vertically hung on the side wall of the filter tank to contact and react with a photocatalysis material, wherein the nacreous glass catalytic reaction curtain is formed by connecting glass balls in series and in parallel, and the surfaces of the glass balls are burnt and plated with a TiO2 series catalytic material; and 3) the catalyzed water falls into a plant culture tank; and the water flows into the fish pond after pollutants in the water are reduced. The method has the advantages of good natural light transmission, high mass transfer efficiency, no oxygen supplement and nitrogen release power consumption and no blockage, and the practical characteristics of low cost and continuous work. Except for the water pollution treatment for circulating water fish-farming, the method can also be applied to low concentration water treatment of the occasions of environmental protection, civicism, landscape greenbelts and the like.
Owner:FISHERY MACHINERY & INSTR RES INST CHINESE ACADEMY OF FISHERY SCI +1

Annular automatic sheet grinding machine

The invention discloses an annular automatic sheet grinding machine which comprises a working platform, a clamp disk, at least two upright posts and a plurality of clamp lifting and steering devices, wherein the clamp disk is arranged on the working platform through a rotating mechanism and annularly provided with a plurality of clamp holes, clamp shafts are arranged in the clamp holes, and one end of each clamp shaft is provided with a clamp; the upright posts are arranged on the working platform at intervals and circumferentially distributed at the outer side of the clamp disk; each upright post is slidably provided with a refining device or a polishing device above the clamps; and the plurality of clamp lifting and steering devices are correspondingly arranged at the bottoms of the clamps below the refining devices or the polishing devices. By adopting the machine, the clamps do not need to be frequently assembled and disassembled, and thick and thin grinding disks and polishing disks do not need to be frequently replaced, thus the machine can improve the working efficiency, reduce the labor intensity, guarantee the quality of crystal glass balls and save human resources and has simple structure and convenient operation.
Owner:中山市大光灯饰玻璃有限公司

Low-specific-gravity stone paper

The invention discloses low-specific-gravity stone paper relating to synthetic paper. The low-specific-gravity stone paper comprises a base paper layer and a coating layer, wherein the coating layer is coated on the base paper layer; the base paper layer comprises 15-30 parts by weight of synthetic resin and 70-85 parts by weight of mixing material, wherein the synthetic resin is polylactic acid, EVA (ethylene vinyl acetate copolymer), PP (polypropylene), PE (poly ehtylene) or a mixture of any two of the polylactic acid, the EVA, the PP and the PE; the mixing material is a hollow glass ball, coal ash or the mixture of the hollow glass ball and the coal ash; and the coating layer comprises 20-40 parts by weight of acrylic resin, 20-40 parts by weight of lithopone and 30-50 parts by weight of deionized water. The low-specific-gravity stone paper has the following benefits: the mixing material is the hollow glass ball or coal ash so that the mixing material has low specific gravity and good dispersity; the lithopone has good covering power, thus the weight of the paper is convenient to reduce, the paper quality is improved, and the manufacturing cost is reduced.
Owner:大正新型材料(肇庆)有限公司

Technique for fabricating color decorative glass sheet

A process for preparing decorative color sheet includes proportionally mixing quartz sand, flux, coloring agent and borax, high-temp smelting, blowing glass ball by a blowing mechanism, cooling and cutting. Its advantages are high toughness and strength, high productivity, and high of finished products.
Owner:许昌县华伟玻璃制品有限责任公司

Multi-functional launch demonstration device

InactiveCN101751812AExperimental responsivenessThe experiment responds quicklyEducational modelsFree fallingGlass ball
The invention relates to a demonstration device, in particular to a multi-functional launch demonstration device. The device comprises a small glass ball (5), a catapult, a glass tube (4) and an iron ball (8), wherein the small glass ball (5) does throwing motion; the catapult is used for launching the small glass ball (5); the glass tube (4) is used for supporting the small glass ball (5); the iron ball (8) does free-fall motion; a ditch-type switch (6) is arranged at a right end port of the glass tube (4); the upper end of the iron ball (8) is provided with an electromagnet (7) which can make the iron ball fall through the on and off of the circuit; and when the small glass ball (5) rushes to the right end port of the glass tube (4) to block the infrared ray in a notch of the ditch-type switch (6), the closed circuit is interrupted, the iron ball (8) freely falls to realize that the small throwing glass ball (5) and the free-fall iron ball (8) fall at the same time. The multi-functional launch demonstration device has the advantages of clear light path, nimble and fast reaction of an experiment, clear collision sound and clear and intuitive motion trail.
Owner:上海市复兴高级中学

Manufacturing method for fiber glass yarns and device therefor

The invention discloses a manufacturing method of fiber glass yarns and a device therefor. The device comprises a frame, a cover, a feeder, a heat-melting device, a cooling yarn-formation device, an antistatic device, an expanding twister, a length-measuring device, a winding machine, a waste yarn collecting tank, a water jet injector and a control circuit. The manufacturing method comprises the following steps: the glass balls are added into a platinum-substitute crucible and electrically heated to the molten state, and then the temperature is raised until the glass balls are in the liquid state; the liquid glass flows downwards through a bushing well of the platinum-substitute crucible, is instantly cooled by the surrounding air to form fiber glass filaments, and the fiber glass filaments achieves a cooling drum and then achieves a yarn cutter to be cut off; subsequently the cut fiber glass filaments are expanded by the expanding twister to form strip-shaped yarns; and finally the strip-shaped yarns are wound to coils by the winding machine after length measurement. The fiber glass yarns manufactured by the method and the device have uniform texture and stable performance.
Owner:CHANGZHOU TIANMA GROUP CO LTD

Surface treatment method for improving fatigue property of magnesium alloy in corrosion environment

The invention discloses a surface treatment method for improving the fatigue property of magnesium alloy, particularly in a Cl-containing corrosion environment, and particularly relates to a surface treatment method for improving the fatigue property of magnesium alloy in a corrosion environment. The surface treatment method comprises the following steps: sequentially performing surface electrolytic polishing treatment, shot blasting pre-deformation enhanced treatment and micro-arc oxidation treatment on magnesium alloy to finally obtain a magnesium alloy shot blasting / micro-arc oxidation compound treatment film so as to finish surface treatment of magnesium alloy. According to the surface treatment method, shot blasting enhanced treatment is performed on magnesium alloy by adoption of glass balls, so that residual compressive stress on a magnesium matrix is increased, and crack production and expansion on the magnesium matrix are inhibited; besides, the compactness of a magnesium alloy micro-arc oxidation ceramic layer is improved through pre-deformation, and magnesium alloy corrosion crack sources are reduced; and moreover, the micro-arc oxidation growth rate is improved by pre-deformation, the oxidation time is shortened, and the production cost of electric energy is lowered.
Owner:XIAN UNIV OF TECH

Power distribution cabinet capable of automatically extinguishing fire

InactiveCN106711770ARealize the function of automatic fire extinguishingSubstation/switching arrangement casingsFire rescueGlass ballAluminium sulfate
The invention relates to a power distribution cabinet capable of automatically extinguishing a fire, which comprises a cabinet body and components, wherein the upper end of the cabinet body is provided with a fire extinguishing cabinet, the middle of the fire extinguishing cabinet is provided with a piston ring, the piston ring sleeves a piston rod, the top end of the piston rod is provided with a connecting rod with both ends being provided with pricking pins respectively, the bottom end of the piston rod is placed on a glass ball, the glass ball is clamped on a bracket at the middle of the bottom end of the fire extinguishing cabinet, the side surface of the piston ring is provided with a supporting frame, the supporting frame is provided with aluminum foil boxes thereon, each aluminum foil box is loaded with aluminum sulfate, the fire extinguishing cabinet is internally loaded with sodium bicarbonate, and the bottom end is provided with a plurality of injection orifices. Through the fire extinguishing cabinet which is arranged on the cabinet body and loaded with a fire extinguishing material, the glass ball cracks because of a high temperature when a fire breaks out in the power distribution cabinet so as to enable the piston rod to drop and the injection orifices to open, the pricking pins prick the aluminum foil boxes so as to enable the aluminum sulfate to flow out and be mixed with the sodium bicarbonate to generate carbon dioxide quickly, and the carbon dioxide is sprayed through a gas channel and the injection orifices, and thus the function of automatic fire extinguishing is realized.
Owner:胡立聪

High-collecting-efficiency micro-channel plate, micro-channel plate type photomultiplier and preparation method thereof

The invention discloses a high-collecting-efficiency micro-channel plate, a micro-channel plate type photomultiplier and a preparation method thereof. The photomultiplier has a structure which can realize high gain, high collecting efficiency, good single photoelectron spectrum, and collecting efficiency uniformity. The photomultiplier disclosed by the invention comprises a glass ball shell, an electronic focusing barrel, a photocathode and a micro-channel plate electron multiplication system. A metal electrode surface of a first micro-channel plate in an electron incident direction of an electron multiplier of the micro-channel plate type photomultiplier disclosed by the invention and the inner wall surface of a channel are both covered with a thin film with a high secondary electron emission coefficient, so that effective multiplication of electrons can be realized and the high collecting efficiency and the collecting efficiency uniformity of the photomultiplier can be improved.
Owner:NORTH NIGHT VISION TECH

Low-density consolidation type plugging agent

ActiveCN103740351ALarge space for density adjustmentImprove retentionDrilling compositionCalcium hydroxideSulfonate
The invention relates to a low-density consolidation type plugging agent. The low-density consolidation type plugging agent comprises the following components in parts by weight: 10-20 parts of calcium carbonate, 10-20 parts of shell powder, 20-30 parts of fly ash, 10-20 parts of floating beads, 10-20 parts of hollow glass balls, 0.1-1 part of sodium dodecyl sulfonate, 0.5-1 part of XC biopolymer, 0.5-1 part of polyacrylamide (PAM) and 1-5 parts of calcium hydroxide. A preparation method of the low-density consolidation type plugging agent comprises the following steps: adding the substances into a reaction kettle according to the contents, stirring and mixing for 6-8h at normal pressure and temperature of 40-55 DEG C, then adding into a dryer for drying, and then crushing to form a powdery product of 0.01mm-0.3mm. The low-density consolidation type plugging agent provided by the invention has the advantages of no environmental pollution, low density, a wide adjustable range, strong plugging capability, good flow property, certain coagulability, high success rate of plugging in low-pressure and easy-to-leak strata, scientific and simple process, and safety in construction, can be widely applied in petroleum and geological drilling processes, and is particularly suitable for dropout plugging of low-pressure dropout strata, as well as applications in broken strata and large-crack and carve type dropout strata.
Owner:DONGYING TAIER GASOLINE TECH

Sealing-in method of metallic titanium and glass terminal post

The invention belongs to the technical field of metal and glass sealing-in, in particular to a sealing-in method of metallic titanium and titanium alloy as well as a glass terminal post, comprising the following steps: firstly, adding the terminal post, a glass ball and a metallic titanium shell into a die and locking the die; secondly, placing the locked die into a vacuum furnace and cleaning the furnace by high-purity argon; thirdly, vacuumizing the inner part of the furnace, wherein the vacuum degree is 6.0*10<-3> Pa; fourthly, inflating the high-purity argon to lead the pressure in the furnace to be 0.85-0.9 normal atmosphere; fifthly, raising the temperature; sixthly, reducing the temperature to the room temperature, and obtaining a metallic titanium and titanium alloy sealing-in assembly. The leak rate of the titanium glass sealing-in assembly can reach the value less than 1*10<-9>Pa.m<3> / s, and the insulation resistance is improved by 1 time compared with the battery terminal post of the prior art. Through the test, the titanium glass sealing-in assembly has stable property and reliable quality, and can fully meet the working requirements of a thermal battery.
Owner:西安华泰有色金属实业有限责任公司

Composite material of carbon fibers or carbon fiber powder, and processing process thereof

The invention provides a composite material of carbon fibers or carbon fiber powder, and a processing process thereof. The composite material comprises, by mass, (1) 35-55% of a matrix, wherein an unsaturated polyester resin or an epoxy resin is adopted as the matrix, (2) 2-20% of carbon fibers or boron fibers, (3) 5-15% of micro glass balls or silicon carbide balls, (4) 35-55% of carbon fiber powder, and (5) 2-20% of copper powder or copper alloy powder. The composite material of carbon fibers or carbon fiber powder has high specific strength and high specific modulus, wherein the structure member formed from the composite material has characteristics of low density, fine surface burnishing effect, impact resistance, low resistivity, and good electrical conductivity.
Owner:邱献腾

Preparation method and apparatus for glass fiber filtering material

The invention relates to a preparation method for a glass fiber filtering material. The preparation method comprises the following concrete steps: mixing feldspar, soda ash, boric acid, barium carbonate, potash, limestone and other raw materials and preparing a glass ball; fusing the glass ball in a kiln so as to obtain glass liquid; carrying out primary wire drawing on a bushing plate and blowing drawn wires with flames in a combustion chamber so as to obtain glass fiber; allowing the glass fiber to pass through a bell mouth cotton collection chamber and to be mixed with a binder at an outlet so as to obtain glass cotton felt; allowing the glass cotton felt to be absorbed on a non-woven fabric located at the upper layer of a wire belt of a cotton collection apparatus under the action of a negative pressure blower fan; and carrying out curing in a curing furnace so as to obtain the glass fiber filtering material. According to the invention, the glass fiber prepared by using a flame blowing method has good uniformity, a small diameter and high strength; the glass fiber cotton is cooled in the bell mouth cotton collection chamber so as to allow the glass cotton felt to maintain good filterability; and the prepared filtering material has high filtering efficiency, can filter out impurities with small particle diameters and has long service life and a wide application scope.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Process for making reflective fabric

InactiveCN1844560AExcellent adhesionNo detachment will occurTextile decorationGlass ballMetallurgy
The invention relates to a method for preparing reflecting cloth, which comprises: plating one layer of adhesive on the surface of fabric; adhering the reflecting material formed by plastic base and adhered reflecting glass balls on said fabric; removing the plastic base in high temperature, while the reflecting glass balls are still adhered on the surface of fabric to form one reflecting cloth. The inventive reflecting cloth has high strength, anti washing-dry washing properties; therefore, it can improve the adhesive property of reflecting thermal compression film, without hard preparation.
Owner:FORMOSAN RUBBER GRP

Electric vehicle charging pile for automatically controlling and performing fire extinguishing

The invention provides an electric vehicle charging pile for automatically controlling and performing fire extinguishing, which comprises a charging pile body and a fire extinguisher. The charging pile body is connected with a charging plug. A thermal protector is connected between the charging plug and the charging pile body. The starting switch of the fire extinguisher is connected with a fire extinguishing switch through a wire rope. The fire extinguishing switch comprises a fire-fighting temperature sensing glass ball and a shaft core. The bottom end of the shaft core is connected with a spring. A lower bracket is arranged outside the shaft core. An upper bracket is arranged at inside of the housing. Two ends of the fire-fighting temperature sensing glass ball are respectively connected with the upper bracket and the lower bracket. The wire rope penetrates through the spring and is connected with the bottom end of the shaft core. Through the thermal protector, circuit opening is ensured when instantaneous current increase or high temperature occurs on the charging pile body, thereby preventing electric vehicle burndown caused by large current and ensuring safe charging to the electric vehicle. When a fire disaster occurs, the fire extinguishing switch is automatically switched on for performing fire extinguishing. Double insurances for the charging pile body and the charged electric vehicle are realized, and a better effect is obtained.
Owner:安徽新盾安全科技有限责任公司
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