42results about How to "Prevents clogged pores" patented technology

Improved resolution and detection of nanoparticles are achieved when a nanopore connecting liquid compartments in a device running on the Coulter principle is provided with fluid lipid walls. The fluid lipid walls are made of a lipid bilayer, and preferably include lipid anchored mobile ligands as part of the lipid bilayer. By varying the nature and concentration of the mobile ligand in the lipid bilayer, multifunctional coatings of lipids are provided.

The invention relates to a spongy air purifying filter mesh and a production method thereof. In the prior art, neither air purifying filter mesh which is high in purifying efficiency, small in wind resistance and convenient to process, and nor a production method of the air purifying filter mesh is available. The spongy air purifying filter mesh comprises air purifying particles. The spongy air purifying filter mesh is characterized by further comprising a binder layer and a framework carrier with a plurality of hole passages, wherein the binder layer is fixed on the hole passages of the framework carrier; the air purifying particles are evenly distributed on the binder layer when the binder layer is not dry, and are fixed on the binder layer after the binder layer is dried. The production method of the spongy air purifying filter mesh comprises the following steps: adhering a binder into the hole passages of the framework carrier through the steps of gum dipping, extruding and wind blowing; when the binder is not dry, placing the air purifying particles on the surface of the framework carrier, so that the air purifying particles enter the hole passages of the framework carrier; drying the binder to form the binder layer, so as to obtain the spongy air purifying filter mesh. The spongy air purifying filter mesh disclosed by the invention is high in purifying efficiency, small in wind resistance and convenient to process.

The present invention relates to a method for removing biopolymer aggregates and viruses from a fluid. In a first step, the biopolymer aggregates are selectively removed by filtration through a porous, polyamide-comprising shaped body having a native surface. In a second step, the biopolymer aggregate-free fluid is filtered through at least one suitable virus-retentive membrane.

A process for preparation of a pawpaw skin cleaning article comprises first, getting fresh pawpaw to disintegrate, second, adding common salt which is stirred as the common salt is added till reaching saturation, and adding 2 to 30% metallic ion complex agent to homogenize, third, grinding through a colloidal mill and/or a homogenizer, and leading particle size of particles which are contained to reach 0.5 to 80um, fourth, adjusting pH value between 2.3 and 4.5, fifth, packing according to weights, and filling inert gas to remove oxygen, finally, evacuating and sealing. Extra juice can be pressed to make pawpaw face washing mud, and 1 to 6 times bath salt (NaCl) can be added to make pawpaw bath salt, tissue fibers of pawpaw are softer, which do not dissolve in water, and the pawpaw can not harm skin through fine grinding. Common salt has the functions of cleaning and inhibiting bacteria, common salt which is added in pawpaw juice can improve skin cleaning effect of the pawpaw juice. The pawpaw skin cleaning article has functions of skincare and whitening as removing dirt and cleaning skin, and skin cleaning is led to be more thoroughly, and the effect is better.

The invention discloses a filter device for food inspection, comprising a device body. The device body is mainly composed of an inlet, a driving motor, a discharge port, a filter, a filter area, a stirring area and an outlet, and the upper part of the device body is provided with a rotating shaft horizontally. The rotating shaft is fixedly wound by and connected with a spiral fin. The top of the device body is provided with the filter area, the top of the filter area is provided with a partition plate, the discharge port is arranged in the partition, and the filter is fixedly connected on the top of the discharge port. The stirring area is arranged at the bottom of the filter area, a stirring shaft is horizontally arranged in the stirring area and the surface of the stirring shaft is fixedly connected with the connecting frame. The bottom of the stirring area is provided with a bottom plate. The bottom of the device body is provided with the outlet, and glass fiber filter paper is arranged at the top of the outlet. The filter device can effectively squeeze out the moisture in the food, greatly reduce the moisture content of food residues, and is high in stirring efficiency, and large in stirring range so that pores can be prevented from being blocked by the solution of high concentration, and the filter effect is good.

The invention relates to a sponge vegetable tallow mesh membrane material for purifying the air and a preparation method of the sponge vegetable tallow mesh screen material. The vegetable tallow meshscreen sponge material is prepared from air purifying vegetable tallow adhesive having an air purifying function, and a skeleton carrier prepared from sponge with an aperture of 20 to 120 meshes according to the size of the dust particle, and the sponge vegetable tallow mesh screen material is prepared from the raw materials such as polylactic acid, beewax, medical vaseline, methylsilicone oil, sodium chloride, ammonium sulfate and cotton fibers and is high in hygroscopicity, so that the difficulty in achieving the normal effect after the material is used for 600 days can be solved. The dust of 0.01 micrometer and nanoscale dust accumulated after the filtering can be avoided, the moldy mold does not reoccur, the formaldehyde can be decomposed and oxidized efficiently, the removal rate of the formaldehyde is 99.91 percent, the purification rate of PM2.5 is 99.98 percent, the removal rate of benzene is 98.6 percent, the rate for killing the staphylococcus aureus is 99.18 percent, the wind resistance is low, and the blockage is prevented, and when used in various air purifying and filtering devices, the sponge vegetable tallow mesh screen material has creativity, novelty and practicability.

The invention relates to a plant-based light repairing sunscreen cream and a preparation method thereof and belongs to the technical field of cosmetics. According to the plant-based light repairing sunscreen cream, rabbit hair keratin is used for coating titanium dioxide; the characteristics of high skin friendliness, no toxicity and adsorbability of the rabbit hair keratin are used; the sunscreenscram can improve the effect of scattering ultraviolet light, is easily dispersed and absorbed by pores of the skin, avoids the problem that the pores are blocked by large particle size of the particles, is combined with plant effective components, is capable of inhibiting tyrosinase activity so as to avoid generation of melanin, slowing down the skin allergy reaction caused by ultraviolet radiation, actively repairing pyrimidine dimmers generated by ultraviolet radiation in the skin cells so as to protect the skin, preventing and treating malignant diseases such as melanoma and skin cancer and the like caused by ultraviolet injury and repairing the DNA structures of the injured cells. The plant-based light repairing sunscreen cream is mild, is free of irritation and high in stability andcan achieve the beautifying effects of resisting senescence and whitening.

The multi-station building formwork machining equipment comprises a base, a supporting column is rotationally installed in the middle of the top end of the base, a first motor is arranged in the base, the top end of an output shaft of the first motor is fixedly connected with the middle of the bottom end of the supporting column, and a circular plate is fixedly installed at the top of the supporting column. According to the device, burrs on the edges of the building formworks can be polished, the burrs can be removed, on one hand, the quality of the formworks can be improved, on the other hand, the burrs can be prevented from scratching people, generated dust can be collected while polishing treatment is conducted, the dust is collected in a centralized mode, and the situation that the dust floats in air and pollutes the air is avoided; and meanwhile, air holes through which dust passes can be cleaned when the dust is collected, so that the dust leaves the air holes, the situation that the dust makes contact with moisture in air and blocks the air holes is avoided, normal collection of the dust is guaranteed, and the dust collection device is worthy of application and popularization.

The invention discloses a biomass raw material granulating and forming method which comprises a fixing base, wherein a forming device is arranged in the middle of the top of the fixing base, the bottom of the outer wall of the right side of the forming device is communicated with a discharging hopper, a feeder is arranged in the middle of the top of the forming device, connecting supports are fixedly connected to the positions, which are located on the two sides of the forming device, of the top of the fixing base, and a control panel is fixedly connected to the left sides of the top of the front faces of the connecting supports. The invention relates to the technical field of biomass processing. According to the biomass raw material granulating and forming method, the device can be protected conveniently, damage to parts caused by collision is avoided, a processing mechanism is not prone to shaking in the device, the stability of the device is improved, the interior has good sealing performance, and the situation that internal gas leaks to affect workers is avoided. Meanwhile, forming of particles is conveniently controlled, the working efficiency of the device is effectively improved, and then residues of internal raw materials are reduced.

The invention relates to a dust-free stone carving system. A dust-free stone carving grinding system is adopted for grinding stone and comprises a grinding tool, a gas absorption and dust collection system and a dust removal system, wherein the gas absorption and dust collection system comprises an electromotor, a guide cover, a louver wind wheel and a cover shell; the dust removal system comprises a container for generating a filtering effect and a water circulation system; the water circulation system comprises a circulation pump, a controller and a connection pipeline; the controller is provided with a signal receiving module and a data processing module and performs statistical analysis of the monitored data of the circulation pump with different flows to determine the flow threshold of a small circulation pump when clean gas is discharged from a hole and to avoid degradation of the system performance caused by the blocking of the circulation pump; an electromotor blade of the grinding system can reinforce the temperature reduction of the electromotor, and meanwhile, the grinding dust in stone carving is absorbed by the suction of the same blade; and a dust remover achieves an aim of cleaning and removing the dust.

The invention relates to a stone carving grinding system for dust extraction after dust absorption. The dust-free stone carving grinding system is adopted for grinding stone, and the grinding system comprises a grinding machine, an air absorption and dust absorption system and a dust extraction system; the air absorption and dust absorption system comprises a motor, a wind deflector, a shutter wind wheel and a casing; the dust extraction system comprises a container for generating a filtering effect and a water circulation system, the water circulation system comprises a circulation pump, a controller and a connecting pipe, and the controller is provided with a signal receiving module and a data processing module; statistic analysis is carried out on all monitoring values generated when flows of the circulation pump are different, a threshold value of the small flow of the circulation pump when clean air is exhausted from a hole is determined, and reduction of the performance of the system due to blockage of the circulation pump is avoided; and according to the grinding system, cooling of the motor can be strengthened through a blade of the motor, and meanwhile the aims that suction force of the same blade is used for absorbing grinding dust during stone carving, and the dust is purified and extracted through a dust remover are achieved.

The invention provides an efficient water and electricity co-production device which comprises a hardware box, a water and electricity co-production chamber and a purified water storage box, a water and electricity co-production module is arranged in the water and electricity co-production chamber and comprises a plurality of water and electricity co-production units, each water and electricity co-production unit comprises a thermoelectric piece, a blue film and CS/PVA aerogel, the blue film is attached to the hot end of the thermoelectric piece, and the CS/PVA aerogel is attached to the hot end of the thermoelectric piece. The cold end of the thermoelectric piece is provided with CS/PVA aerogel, the hot end of the thermoelectric piece faces upwards, the cold end of the thermoelectric piece faces downwards, the shower nozzle sprays water to the water and electricity cogeneration module from bottom to top, the blue film absorbs solar energy, then heat energy is transmitted to the CS/PVA aerogel through the thermoelectric piece, water to be evaporated is provided for the CS/PVA aerogel in a spraying water supply mode, and the water to be evaporated is evaporated through the temperature difference between the two ends of the thermoelectric piece. Purified water and electric energy can be generated simultaneously; the jet water supply mode not only can increase the output of purified water and electric energy of the water and electricity cogeneration module, but also can solve the problems of surface salt deposition, pore channel blockage and the like of the photo-thermal material.

The invention relates to a dust-free stone carving grinding system of a lifting mill. Stone is ground by the dust-free stone carving grinding system. The grinding system comprises a grinding machine tool, a gas suction and dust suction system and a dust removal system, wherein the gas suction and dust suction system comprises a motor, a flow guide cover, a shutter wind wheel and a casing, the dust removal system comprises a container playing a filtering role and a water circulation system, the water circulation system comprises a circulation pump, a controller and a connecting pipeline, and the controller comprises a signal receiving module and a data processing module, performs statistical analysis on various monitoring values of the circulation pump at different flows, determines the threshold value of the small circulation pump flow when clean gas is discharged via holes and avoids system performance reduction caused by blockage of the circulation pump. A fan blade of the motor of the grinding system can enhance cooling of the motor, grinding dust during stone carving is sucked by the aid of suction force of the same fan blade, and a dust remover purifies and removes the dust.

The invention relates to a dust-free stone-carving milling method with a dust collection function and a motor cooling enhancing function. The dust-free stone-carving milling method adopts a dust-free stone-carving milling system to mill stone. The milling system comprises a milling machine tool, an air intake and dust suction system and a dust collection system. The air intake and dust suction system comprises a motor, a guide cover, a shutter wind wheel and a cover shell. The dust collection system comprises a container with a filtering function and a water circulation system, the water circulation system comprises a circulating pump, a controller and a connecting pipeline, and the controller is provided with a signal receiving module and a data processing module, analyzes various monitoring numerical values at different flows of the circulation pump by statistics and determines threshold value of low flows of the circulation pump when clean gas is discharged from holes. The problem that performance of the dust-free stone-carving milling system is weakened due to blockage of the circulation pump is avoided. Fan blades of the motor of the milling system can enhance cooling of the motor, milling dust during carving stone is sucked by suction force of the same blade, and a dust collector is capable of purifying and collecting the dust.

The invention relates to a dedusting system of a dust-free stone sculpture grinding system. The dust-free stone sculpture grinding system is used for grinding stones and comprises a grinder, a gas and dust collection system and the dedusting system, wherein the gas and dust collection system comprises a motor, a guide hood, a shuttered wind wheel and a housing, the dedusting system comprises a container with filtering effect and a water circulation system, the water circulation system comprises a circulating pump, a controller and a connection pipeline, and the controller is provided with a signal receiving module and a data processing module. Monitoring data obtained at different flows of the circulating pump is subjected to statistic analysis to determine the threshold of small circulating pump flow when clean gas is discharged from holes, and thus the system performance degradation caused by blocking of the circulating pump is avoided. When blades of the grinding system can be used for strengthening cooling on the motor, suction of the identical blade is used for collecting dust generated during carving of stone, and thus the aims of purifying and cleaning dust by a deduster are achieved.