8results about How to "Eliminate static charge" patented technology

The invention relates to the technical field of carbon fiber spinning composite material production, and discloses a special production device for a carbon fiber spinning composite material, the special production device comprises a pre-oxidation furnace and a carbonization furnace, the pre-oxidation furnace is located on the horizontal left side of the carbonization furnace, and an unwinding roller is installed on the horizontal left side of the pre-oxidation furnace; a plurality of groups of polyacrylonitrile tows on the unwinding roller penetrate through the inner rotary drum seat to enter an oxidation chamber of the pre-oxidation furnace; and an inlet and an outlet are respectively formed in the middle positions of the left end surface and the right end surface of the carbonization furnace. According to the special production equipment for the carbon fiber spinning composite material, the pressure wheel on the anti-shrinkage structure makes contact with the lower end face of the polyacrylonitrile tow, the tension spring sequentially acts on the pressure wheel, the polyacrylonitrile tow is expanded, and therefore the shrinkage amount of the polyacrylonitrile tow is counteracted; meanwhile, the air outlet short pipes are evenly distributed on the two sides of the anti-shrinkage structure, direct air blown upwards directly acts on the lower end face of the polyacrylonitrile tow, and stretching and expansion of the linear polyacrylonitrile tow are assisted.

The invention discloses ATO-TiO2 coated glass beads, a preparation method and application of the ATO-TiO2 coated glass beads in preparation of conductive coatings, and belongs to the technical field of conductive coatings. According to the preparation method, titanium dioxide and doped tin oxide are respectively used for coating glass beads, so that ATO-TiO2 coated glass beads are formed. According to the preparation method of the ATO-TiO2 coated glass beads disclosed by the invention, when the mass ratio of SnCl4. 5H2O to SbCl3 is 100: 10, the reaction pH value is 2, the reaction temperature is 70 DEG C, and the calcination temperature is 600 DEG C, the prepared ATO-TiO2 coated glass beads have the best conductivity. The ATO-TiO2 coated glass beads prepared by the preparation method can be used as a conductive filler for preparing a conductive coating.

The invention relates to the technical field of salt chemical industry, and particularly discloses an artificial seawater essence and a preparation method thereof. The artificial seawater essence is prepared from the following raw materials in parts by weight: 600-800 parts of seawater, 60-80 parts of magnesium sulfate heptahydrate, 40-60 parts of magnesium chloride hexahydrate, 10-12 parts of calcium chloride, 7-9 parts of potassium chloride, 2-4 parts of sodium carbonate, 1-3 parts of a compound anti-caking agent and 0.3-0.5 part of compound probiotics, by adopting various natural raw materials, reasonably designing the raw material ratio and controlling the process parameters, the prepared artificial seawater essence contains various natural components and rich trace elements, can optimize the water quality, is close to a real seawater environment, has relatively strong biodegradability and excellent anti-caking property, and can be used for preparing the artificial seawater essence. And various requirements for mariculture can be met.

The invention discloses a dynamic balance device for transportation of precise electronic equipment, relates to the technical field of dynamic balance devices, and aims to solve the problems that an existing dynamic balance device can only keep dynamic balance passively by adjusting a balance weight through a balance frame body, shock absorption work is difficult to carry out on shaking existing in the moving process, and during bumpy running, the dynamic balance device cannot be damaged. According to the precise electronic equipment clamping device, the problems that due to the fact that a pneumatic suction cup is loosened, and clamped objects fall off, a mounting plate is arranged above a supporting plate, a precise electronic equipment storage box is arranged above the mounting plate, and damping air bag wheel mechanisms are installed at the four corners of the lower portion of the supporting plate; a damping air bag wheel hub is arranged at the outer end of the damping air bag wheel mechanism, a damping air bag positioning ring is fixedly arranged on the inner side of the damping air bag wheel hub, and a damping air bag wheel rotating shaft frame is arranged in the middle of the damping air bag wheel mechanism. Six damping air bag mechanisms are annularly installed between the damping air bag wheel rotating shaft frame and the damping air bag positioning ring.

The utility model belongs to the technical field of mining hoses, and particularly relates to a mining double-resistance hose. Comprising a hose body, hose supporting structures and a hose outer layer, a cavity is formed in the hose body and used for conveying materials, the hose supporting structures are connected to the hose body at equal intervals to support the hose body, and the hose outer layer is connected to the hose supporting structures and limits the hose supporting structures through the hose outer layer. The material hardness of the hose supporting structure is larger than that of the outer layer of the hose, so that it is guaranteed that the mining hose is not prone to collapse when used integrally. According to the scheme, the structural design that the hose supporting structure is additionally arranged on the outer side of the hose body and the outer layer of the hose is used for connecting and limiting is adopted, and the effects that the mining hose is not prone to collapse and the maximum conveying amount is kept all the time are achieved.

The utility model relates to a water anion health-care machine control system and a health-care machine, which are characterized in that on the basis of a control system circuit formed by a power supply module, a main control board, a complete machine switch, a conveying water pump, a conveying fan and a water anion generation module as main circuit components, the water anion generation module is newly designed; the Pi-type filter is adopted to filter residual voltage fluctuation interference in power supply voltage supplied by the power supply module to the water anion generation module, and the isolation power supply is adopted to isolate input and output of the water anion generation module, so that static electricity, interference signals and pulses generated by the anion generator are effectively isolated. The front-end control circuit is prevented from being influenced by static electricity, crosstalk and radiation interference at the rear end, and finally static charges in the circuit are absorbed by the static charge suppression elimination network and then are discharged to the ground end, so that the static charges of the water negative ion generation module are eliminated, and the effect of effectively suppressing or eliminating static electricity generation of the water negative ion health care machine is achieved.

The utility model discloses a surface cleaning device is used in organic silicon release film processing, including bottom plate, lower dust roller, upper dust roller and ion fan, the upper side of bottom plate is provided with riser seat, the upper rotation is connected with five number conveyer roller in riser, one side of five number conveyer roller is provided with winding roller. The utility model discloses through the mutual cooperation of upper dust roller and lower dust roller and the purging effect of ion fan, the complete cleaning of organic silicon release film surface is jointly ensured, and this multilevel cleaning mode can effectively remove the dust, electrostatic and other impurities on the surface of material, reduce impurity residue, improve the purity and processing quality of product, and the ion fan sends ion wind to the upper air outlet and lower air outlet through the air duct, carries out all -round electrostatic neutralization treatment to the organic silicon release film, and this design can effectively remove the static charge on the surface of material, prevents the adsorption, adhesion and other problems caused by static electricity, improves the stability of product and controllability in processing.

The invention relates to the field of pharmaceutical preparations, in particular to an empagliflozin composition and a preparation method thereof. The empagliflozin composition provided by the invention is prepared from the following components in parts by weight: 3-5 parts of empagliflozin, 15-30 parts of an adsorbent, 1-3 parts of inorganic salt, 40-60 parts of a filling agent, 3-7 parts of a disintegrating agent, 1-2 parts of a flow aid and 0.5-1.5 parts of a lubricating agent. Wherein the adsorbent is selected from a cellulose high polymer material with a microscopic net shape and relatively large steric hindrance; the inorganic salt is selected from a strong electrolyte inorganic salt which can be dissolved in water and is beneficial to eliminating electrostatic charges of empagliflozin particles separated out from the solution; the filling agent is a co-treated substance of lactose and microcrystalline cellulose; the disintegrating agent is cross-linked sodium carboxymethyl cellulose; the flow aid is colloidal silicon dioxide; and the lubricant is magnesium stearate. Compared with the prior art, the composition provided by the invention can reach a dissolution platform faster, the dissolution rate of the dissolution platform is higher, and the dissolution speed and degree are not changed under long-term and accelerated conditions.