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42 results about "Electrostatics" patented technology

Electrostatics is a branch of physics that studies electric charges at rest. Since classical physics, it has been known that some materials, such as amber, attract lightweight particles after rubbing. The Greek word for amber, ήλεκτρον, or electron, was the source of the word 'electricity'. Electrostatic phenomena arise from the forces that electric charges exert on each other. Such forces are described by Coulomb's law. Even though electrostatically induced forces seem to be rather weak, some electrostatic forces such as the one between an electron and a proton, that together make up a hydrogen atom, is about 36 orders of magnitude stronger than the gravitational force acting between them.

Method for producing high-quality quartz sand by taking low-grade quartz mines as raw materials

The invention discloses a method for producing high-quality quartz sand by taking low-grade quartz mines as raw materials. The method comprises the steps: flushing the low-grade quartz mines by using water, artificially removing impurities in the low-grade quartz mines, then, crushing the low-grade quartz mines into quartz blocks with the particle sizes of 12-14mm, carrying out acid leaching on the quartz blocks for 2-4h, and then, airing; and crushing the quartz blocks into quartz sand with the size of 40-160meshes, removing impurities by using high-strength electrostatics, rotatably soaking the quartz sand for 24h by using a mixed acid of tetracid, and then, carrying out flotation and hydroxyl removal baking to prepare the high-quality quartz sand with the hydroxyl content of lower than 15ppm and the pure SiO2 content of over 99.99%. The method is reasonable in process, low in impurity content in finished products and good in quality. The method is used for further carrying out purification and impurity removal on middle-low-quality quartz raw materials and quartz wastes according to the principle of graded and efficient use of resources to finally obtain high-purity quartz raw materials with different physical forms, chemical components and grades from an ultralow grade to a superhigh grade, and finally, the aim of efficiently utilizing the quartz resource is achieved.
Owner:LIANYUNGANG HONGYANG QUARTZ PROD +1

Micro electro mechanical combined logic device applied to fuze security and preparation method thereof

The invention discloses a micro electro mechanical combined logic device applied to fuze security and a preparation method thereof. According to the invention, a constant current interference prevention unit and an electrostatic energy counseling unit are packaged in a semi-spherical packaging shell, so that the micro electro mechanical combined logic device has functions of preventing electrostatics and preventing constant current interference; the micro electro mechanical combined logic device structurally has wider practicality so as to adapt to different external environments; secondly, the micro electro mechanical combined logic device structurally is small in size, low in power consumption and low in cost; the micro electro mechanical combined logic device structurally adopts a FUZEON CHIP integrated machining process thought, and ensures a micro electro mechanical security guaranteeing system of a fuze security system to stably work by structural machining and layout design; the micro electro mechanical combined logic device adopts the semi-spherical packaging shell so as to have higher overload resistance than other forms of structures made of the same material in an impact environment; and meanwhile, the micro electro mechanical combined logic device is low in machining cost and easy to implement volume production.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Electrostatic removal method and automobile spare and decoration part

The invention relates to an electrostatic removal method and an automobile spare and decoration part, belonging to the fields such as an automobile handle, an automobile door, a bus grab rod, a decoration part in the automobile and the like easy to generate and accumulate electrostatics. The automobile spare and decoration part comprises an automobile spare and decoration part body, wherein the automobile spare and decoration part body comprises an automobile spare and decoration part shell, a metal part and a fixed seat. The automobile spare and decoration part is characterized in that an electrostatic removal device is arranged on the surface or the inside of the automobile spare and decoration part shell. Through additionally arranging the electrostatic removal device on the automobile spare and decoration part, electrostatics on bodies of drivers and passengers, clothes and automobiles can be rapidly and thoroughly removed, no acanthesthesia is caused when the electrostatics are released, the trouble that people are always shocked by the electrostatics in drying seasons is avoided, and troubles and harm brought to the daily life of people by the electrostatics are eliminated; and in addition, the electrostatic removal device is beneficial to the health, lower in cost and suitable for being widely popularized and has the advantages of small volume, simple structure, no need of grounding, long service life and convenient and intuitional effect.
Owner:倪俊

High-efficiency electrostatic dust remover

The invention relates to an efficient electrostatic precipitator which is characterized in that cathode arista lines are transversely arranged in a rectangle electric field, a deposition plate is double C shape; deposition poles are transversely arranged; the deposition poles is arranged towards the direction of air flow, a gap is left between deposition plates, and the opening ration between the deposition plates is 30 percent to 50 percent; double C-shaped deposition plates and the arista lines are hung in an electric field shell by hanging beams at the upper part of the electric field shell, the double C-shaped deposition plates and the cathode arista lines control a pulse striker by a micro machine at the external top of the machine to strike dust, and deposition is carried out. The efficient electrostatic precipitator of the invention is an integration of a plurality of precipitators, which is a small horizontal high-voltage electrostatic precipitator that integrates deposition and dust removing, inertial dust removing and high-voltage electrostatics; the efficient electrostatic precipitator is widely applicable to the industries such as machine manufacturing, chemical engineering, building material, metallurgy, electric power, carbonization, fire retardant, heating boiler, and so on.
Owner:孙孝芳

Illuminating apparatus with static elimination unit and the static elimination unit

The invention relates to a lighting device provided with an electrostatic eliminating unit and the electrostatic eliminating unit thereof. The a lighting device provided with an electrostatic eliminating unit comprises a lighting unit and an electrostatic eliminating unit, wherein the lighting unit is provided with a first metal shell body which is provided with a first opening, inside which the electrostatic eliminating unit is arranged. The electrostatic eliminating unit comprises a second metal shell body provided with a second opening, an insulating layer surrounded by the external side of the second metal shell body, and an electrostatic eliminating circuit which comprises an indicating light which is arranged inside the second opening and one end is connected with the second metal shell body; a resistance, one end of which is connected with the other end of the indicating light and the other end is connected with a ground terminal. By the electrostatic eliminating unit, the light device can provide the users to be eliminated the electrostatics in bodies such as in hands before turning on or controlling the lighting unit, therefore the electric shock caused by electrostatic can be avoided. In the lighting device provided with an electrostatic eliminating unit, the electrostatic eliminating unit is directly combined with the lighting unit, which can be provided for the users to use in time, and also the feasibility and convenience of the electrostatic eliminating unit can be improved.
Owner:PRODISC TECH INC

A static elimination device for high-speed digital printing machine

The invention provides an electrostatic elimination device used for a high-speed digital printer. The electrostatic elimination device comprises an electrostatic ion rod which is used for eliminating electrostatics among paper and a control circuit which is used for controlling the starting and stopping of the electrostatic ion rod; the electrostatic ion rod is arranged on a paper path overturning plate at the paper exit of the high-speed digital printer, and is vertically arranged above the paper; the control circuit is connected with the electricity supply power end of the electrostatic ion rod through a conduction wire; and the control circuit is separately connected with the power end of the high-speed digital printer and a paper feeding control signal end for controlling the starting and stopping of paper feeding. According to the electrostatic elimination device, the control circuit starts and stops working of the electrostatic ion rod according to the paper feeding and paper stopping conditions of the high-speed digital printer; an automatic starting and stopping effect that the electrostatic elimination is started when the paper feeding begins, and the electrostatic elimination is stopped when the paper feeding stops is realized; no manual operation is needed during the whole process, so that the electrostatic elimination device is more convenient and safe; the electrostatic elimination device has an automatic electrostatic elimination function; a paper jamming phenomenon is avoided; the working efficiency is improved; the electrostatic elimination device is safe and harm-free; the assembly is convenient; and the work of the original printer is not affected.
Owner:众联易通(北京)科技有限公司
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