444results about How to "Quick purification" patented technology

The invention discloses an attapulgite clay porous porous ceramsite, a preparation method of the ceramsite, and a purpose of the ceramsite. The ceramsite is prepared from raw materials of attapulgite clay and biomass, and a binder of industrial soluble glass. The ceramsite is prepared through calcining and oxidizing. The attapulgite clay porous ceramsite prepared by the present invention has advantages of high porosity, large specific surface area, high strength, strong water resistance, high water absorption, high catalytic activity, and the like. The porous ceramsite prepared by the presentinvention can be applied as a carrier for a catalyst, and a filling material for an aerated biological filter.

Novel enterokinase cleavage sequences are provided. Also disclosed are methods for the rapid isolation of a protein of interest present in a fusion protein construct including a novel enterokinase cleavage sequence of the present invention and a ligand recognition sequence for capturing the fusion construct on a solid substrate. Preferred embodiments of the present invention show rates of cleavage up to thirty times that of the known enterokinase cleavage substrate (Asp)4-Lys-Ile.

An air purifying robot and its operation method capable of purifying air using a mobile robot are disclosed. To this end, an air purifying robot comprises: a main body casing having a certain space therein, and provided with a suction hole for sucking ambient air and a discharge hole for discharging the purified air; a fan motor installed in the main body casing, and rotating so as to suck the ambient air of the main body casing through the suction hole; a dust collecting filter for filtering pollutants contained in the ambient air having been sucked through the suction hole; main wheels installed at a lower surface of the main body casing at a certain interval therebetween, and driven by the motor; an auxiliary wheel installed so as to maintain a horizontal state of the main casing, and moving the air purifying robot together with the main wheels; and a control unit for controlling the fan motor, the dust collecting filter and the main wheels.

The invention relates to a composite air purifying filter paper material and a filter element using the same. The composite air purifying filter paper material comprises an active carbon fiber pre-filtering layer, an adsorption catalytic particle layer, a particulate matter filtering layer and a sterilizing supporting layer which are superposed according to any sequence. Compared with the existing filter paper material, the composite air purifying filter paper material is provided with the active carbon fiber pre-filtering layer; an air purifying filter element prepared from the composite air purifying filter paper material can significantly improve quick purification and adsorption performance on pollutant molecules, such as peculiar smell and the like, in the environment, and the removal rate of the whole filter element on gas-state pollutant molecules is increased.

The invention relates to an aquaculture water purification agent. The purification agent comprises the following components in parts by weight: 200-300 parts of polyaluminium chloride, 200-300 parts of potassium ferrate, 0.1-20 parts of cationoid polyacrylamide, 1-20 parts of powdered sulfur, 10-100 parts of activated carbon, 2-40 parts of calcium oxide, 100-300 parts of zeolite powder, 100-300 parts of kieselguhr and 0.1-5 parts of copper sulphate. The invention further relates to a preparation method of the aquaculture water purification agent. The aquaculture water purification agent is ingenious in design, has a physical purification and chemical agent synergistic effect and an obvious coagulation effect, quickly and thoroughly purifies and is suitable for large-scale popularization and application.

The present invention discloses one kind of air washing purifier, and belongs to the field of air purifying technology. The air washing purifier consists of a water tank, an air inlet pipe set in the top of the water tank and stretched into the water tank, an air outlet pipe set also in the top of the water tank, and other parts. It features the air inlet pipe communicated to the upper port one the air shunting bin, and the air shunting bin with opened lower part. Compared with available technology, the air washing purifier of the present invention has the features of simple structure, convenient use, high air purifying effect, etc. The present invention may be applied widely for indoor sterilizing and dusting operation.

The invention relates to a livestock and poultry house environment monitoring system based on the Internet of Things technology and a working method thereof. The system comprises a monitoring and executing module, a data transmission module, an upper computer monitoring platform 1 and a mobile terminal. The monitoring and executing module is arranged in a livestock and poultry house and comprises a monitoring module 6 and an executing module. The data transmission module is a ZigBee wireless sensing module. The upper computer monitoring platform 1 comprises a real-time display module, a data storage module, a control module and an alarm module. The working method of the system includes the steps of information acquisition, data fusion, fuzzy control and instruction output. An optimal weighted data fusion algorithm is adopted for the data fusion step. The system and the working method thereof have the advantages that the system is supported by the Internet of Things technology and the fuzzy control technology, a ZigBee wireless sensing network, a TCP / IP network and a mobile communication network are fully utilized, and the intelligent livestock and poultry house environment monitoring system is provided. The system achieves access of the mobile phone terminal to ZigBee network monitoring data through an SIM900A module and the upper computer monitoring platform 1.

Novel enterokinase cleavage sequences are provided. Also disclosed are methods for the rapid isolation of a protein of interest present in a fusion protein construct including a novel enterokinase cleavage sequence of the present invention and a ligand recognition sequence for capturing the fusion construct on a solid substrate. Preferred embodiments of the present invention show rates of cleavage up to thirty times that of the known enterokinase cleavage substrate (Asp)4-Lys-Ile.

The present invention provides methods, kits, and compositions for purifying HDL molecules from a sample (e.g., blood sample) using HDL tagging molecules comprising an HDL lipophilic core binding peptide (e.g., portion of ApoA1) and an affinity tag. The present invention also provides methods, kits, and compositions for detecting non-fragmented ApoA1 with mass spectrometry. The present invention further provides methods, kits, and compositions for tagging HDL molecules in a sample with detectably labeled ApoA1 molecules such that the ratio of detectably labeled ApoA1 molecules to native ApoA1 proteins may be determined.

The invention relates to a method and system for comprehensively purifying, collecting and utilizing overpass rainwater. The system disclosed by the invention comprises a rotational flow separation module, a high-efficiency purification module and a plastic water storage module. According to the method, based on the principle of gravity rotational flow sand setting technology and absorption, filtration and purification technology, emission, collection and purification of overhead overpass rainfall runoff are realized, suspended particles and organic and inorganic pollutants are respectively eliminated efficiently; furthermore, water storage and reuse are carried out to form integrated comprehensive technology for collecting and reusing purified rainwater; multiple effects such as fast elimination of rainwater on an overpass, water-saving irrigation of a green belt below an overpass and pollution control of overpass roadway runoff can be achieved simultaneously; and the method and the system for comprehensively purifying, collecting and utilizing overpass rainwater disclosed by the invention have wide application prospect in the fields of municipal construction and non-point source pollution control.

The present invention provides a method to firmly attach any polypeptide to a gold surface regardless of its intrinsic gold-binding properties. The method describes the production of recombinant fusion proteins consisting of polypeptides of interest and a high affinity gold binding peptide consisting of 1 to 7 repeats of a unique amino acid sequence. By this method, many biologically active polypeptides lacking intrinsic gold-binding properties can be firmly attached to gold surfaces. The disclosure includes evidence that fusion proteins containing the gold-binding sequences provide superior stability and activity compared to similar molecules lacking the tag when used to construct biosensors. The invention provides a method that is a significant improvement over existing chemical and physical adsorption protocols to attach polypeptides to gold and, therefore, can provide benefits to many applications utilizing gold.

The invention relates to a water-base emergent rapid purifying agent for haze (fine particulate matters). The water-base emergent rapid cleaning agent is used for emergently and rapidly purifying heavy haze (the fine particulate matters are more than or equal to 250 microgram / m<3>) and particularly emergently and rapidly purifying harmful components (organic matters, polyaromatic hydrocarbon, bacteria and viruses) in the haze. The water-base emergent rapid purifying agent is prepared from toxic-free, harmless, easily degradable matters and natural edible matters and is safe and environmentally friendly. The water-base emergent rapid purifying agent has the beneficial effect that the cost of the purifying agent which is used for purifying each 1m<3> heavy-polluted hazed air is only 0.00004 Yuan (RMB). Therefore, the water-base emergent rapid purifying agent can be actually used for rapidly purifying the haze in mist of airplanes, killing harmful microorganisms in the haze, catalyzing and decomposing harmful organic matters in the haze and converting the harmful organic matters into water and CO2.

The invention discloses a garbage leachate advanced treatment method and a Fenton reaction tower. The advanced treatment method comprises the following steps: (1) treating garbage leachate in a membrane bioreactor; (2) sending effluent water treated by the step (1) into a Fenton reaction tower, and carrying out advanced oxidation treatment; (3) sending the effluent water treated by the step (2) into a precipitation tank; (4) sending the effluent water treated by the step (3) into an anaerobic aeration biofilter; and (5) sending the effluent water treated by the step (4) into an aerobic aeration biofilter, and discharging the effluent water after reaching the standard. The method is simple to operate and low in operating cost, does not generate any concentrated solution, can implement energy saving and emission reduction in deed.

The invention discloses a multistage-series stepped natural-type artificial wetland. The multistage-series stepped natural-type artificial wetland comprises N-stage wetlands, wherein water distribution channels having depths which are sequentially increased along a water flow direction are arranged between every two adjacent wetlands; and the wetland of each stage is sequentially composed of aquatic plants, a soil layer and a matrix layer from top to bottom, and artificial porous permeation tubes are arranged in the matrix layer along the water flow direction. A construction method for the wetland comprises the following steps of: a) excavating a wetland bed body; b) performing anti-seepage treatment; c) filling a matrix and the permeation tubes; d) covering the coil layer; e) building the channels; f) cultivating aquatic plants; and g) purifying a water body. Via the wetland and the construction method for the same, the automatic flowing of sewage is realized, and energy is saved; the water distribution channels and the permeation tubes with different depths are beneficial to the survival of aerobic micro-organisms and anaerobic micro-organisms, thus realizing rapid and efficient purification for sewage; and by distributing the artificial porous permeation tubes, the free permeation of the water body is ensured, the contact surface area is increased, the purification capacity is improved, the blockage of the matrix layer and the eutrophication of the water body are avoided, and the service life of the wetland is prolonged.

The invention discloses a magnetic material with a nitric oxide / photo-thermal synergic antibacterial function as well as a preparation method and an application of the magnetic material. The preparation method comprises the following steps: firstly, synthesizing Fe3O4 granules which are uniform in particle size and remarkable in magnetic effect by using a hydrothermal method; modifying the surfaceof Fe3O4 by a layer of poly-dopamine PDA with a remarkable photo-thermal effect; and finally by taking a great amount of amino groups on the surface of the poly-dopamine as initial points, enabling methyl acrylate and ethidene diamine to react alternatively to prepare a structure with ferroferric oxide as a core, poly-dopamine as a middle part and twig-shaped polyamide-amino Fe3O4@PDA@PAMAM as anoutermost layer, and further loading nitric oxide, thereby obtaining the magnetic material with the nitric oxide / photo-thermal synergic antibacterial function. By adopting the magnetic material, sterilization can be achieved by heat generated through near-infrared radiation, and rapid NO (Nitric Oxide) release is promoted, photo-thermal synergic sterilization is achieved, and furthermore bacteriaare rapidly separated through magnetic iron oxide, so that the sterilization and purification effect is further improved.

The invention discloses a household air purifying device. The household air purifying device comprises a frame body, an air inlet device, a rotary device, an air outlet tube, a first filter device, a second filter device and a water inlet tube, wherein a first through hole, a second through hole, a first filter screen and a sealing ring are arranged on the frame body; the air inlet device comprises the air inlet tube, an air blower and an air valve; the rotary device comprises a bracket, a motor, a rotary shaft, a rotary block, a filter ring, a first filter board and a second filter board; the first filter device comprises a body, a sealing block, a second filter screen and a third filter screen; the second filter device comprises an inclined plate, a filter vertical plate and a connecting plate; a fixing block which is horizontally arranged is arranged on the water inlet tube; the right surface of the fixing block is fixedly connected with the inner surface of the frame body; the left end of the fixing block is fixedly connected with the water inlet tube. The household air purifying device can be used for sufficiently purifying air in a room, is good in purifying effect, high in purifying efficiency and capable of quickly purifying air in the room, so that excessive polluted air is prevented from being absorbed, and the body health of a family is protected.

A process for the purification of viruses from a cell lysate preparation is described, consisting of preferably two successive chromatographic steps; the first a clarification step utilizing size exclusion chromatography, and the second, a virus capture and release step using anion exchange chromatography, which successive chromatographic steps have the advantage of purifying virus, and avoiding chromatography buffer conductivity adjustments.

The invention discloses a multifunctional mobile emergency vehicle with a water purification function. The multifunctional mobile emergency vehicle with the water purification function comprises a vehicle body, the frame chassis of the vehicle body is provided with a vehicle-mounted generation system, a solar generation system, a water inlet system, a water purification system, a water storage system, a boiling water accessing system, a normal-temperature water accessing system and a power output system, wherein the vehicle-mounted generation system and the solar generation system work in a mutually-independent mode. The multifunctional mobile emergency vehicle with the water purification function is convenient, energy-saving and capable of moving rapidly and can supply DC (direct current) power for various systems and external DC electric apparatuses; superfluous power can be converted into AC (alternating current) power and supplied for AC electric apparatuses or equipment, so that fundamental domestic power consumption requirements can be guaranteed, and the aim of maximizing energy saving can be achieved. Meanwhile, the multifunctional mobile emergency vehicle with the water purification function can rapidly purify various types of surface water to meet the quality standards of domestic usage and direct drinkability, can supply boiling water, is applicable to field working, disaster rescue relief, accident emergency management and the like and achieves high practicality.

A spraying device such as an atomizer mounted to a painting robot of an installation for the serial spraying of work pieces contains both the color change valve arrangement and a metering pump located between the color changer and the spray head. The metering pump is preferably a valveless rotary piston pump, and for the color changer a suitably miniaturized arrangement and construction for the valve assemblies is preferred.

The invention discloses a side sucking type range hood and a fume sucking control method thereof. The range hood comprises a fume collecting hood (1) and a front panel (2) movably mounted in front of the fume collecting hood (1); the fume collecting hood (1) is provided with a fume inlet (10), and the front panel (2) can move relative to the fume collecting hood (1) to be switched between an opening state and a closing state; the side sucking type range hood also comprises a movably arranged fume guiding plate (3) which can move to be in an extending state when the front panel (2) is in the opening state; and under the extending state, at least part of the fume guiding plate (3) forms a brim part in front of the front panel (2) to guide cooking fume into the fume inlet (10). Under the condition of larger cooking fume quantity, the fume guiding plate (3) is driven to move to be in the extending state to improve the fume collecting effect of the side sucking type range hood, therefore, the fume sucking effect of the side sucking type range hood is enhanced, and the purposes of timely sucking away the cooking fume and fast purifying a kitchen environment are achieved.

The invention belongs to the technical field of air purification, and relates to a building decoration material with the formaldehyde purification function and a preparation method of the building decoration material. The building decoration material is composed of the following components in parts by weight: 1-20 parts of a formaldehyde scavenger, 100 parts of a base material, 0.5-1 part of modified starch, 1-1.5 parts of a binder, 0.6-1 part of lignocellulose, 0.01-0.1 part of a foaming agent and 65-75 parts of water, wherein the formaldehyde scavenger is composed of the following componentsin parts by weight: 2-10 parts of polyvinylpyrrolidone, 1-6 parts of a water-soluble polymer compound, 4-42 parts of a chiral amino alcohol, 1-7 parts of titanium dioxide, 1-7 parts of tin dioxide, 1-7 parts of silicon dioxide, 2-6 parts of magnesium oxide, 1-13 parts of activated carbon, 1-9 parts of calcium chloride and 1-13 parts of a soluble weak acid salt. The building decoration material provided by the invention can quickly, stably, and highly efficiently purify formaldehyde, and is suitable for large-scale promotion and application.

The invention relates to a composite air purifying and filtering structure and a composite air purifying filter element. The composite air purifying and filtering structure comprises a negative-ion fiber pre-filtering layer, a particulate matter filtering layer, an adsorption-catalysis particle layer and a supporting fiber layer sequentially from outside to inside or a negative-ion fiber pre-filtering layer, an adsorption-catalysis particle layer, a particulate matter filtering layer and a supporting fiber layer sequentially from outside to inside. Compared with an existing filtering structure, the composite air purifying and filtering structure has the advantages that quick purification and adsorption properties of the particulate matter filtering layer for particulate matter pollutants in the environment can be improved remarkably with the aid of the negative-ion fiber pre-filtering layer, and gaseous pollutant molecule removal rate of the whole filter element can be increased with the aid of the adsorption-catalysis particle layer.

The invention provides a microorganism soil sanitation solar energy loop heat pipe system with a changed coiler coiling density. The microorganism soil sanitation solar energy loop heat pipe system comprises a solar device and a loop heat pipe device, the solar device comprises a solar thermal collector and a heat exchanger, the heat exchanger is connected with the solar thermal collector, air isinput into the heat exchanger through a draught fan and is heated in the heat exchanger to form hot air, and the hot air enters the loop heat pipe device; the loop heat pipe device comprises an air inlet channel, an air outlet channel, a loop heat pipe and a gas cavity, the loop heat pipe comprises an evaporation end and a condensation end, and the condensation end is arranged on the wall face ofthe lower portion of the gas cavity; the gas cavity is arranged in soil, the condensation end is coilers located on the outer wall face of the lower portion of the gas cavity, the wall face of the lower portion of the gas cavity is of a round structure, and the density of the coilers is gradually increased from the center of the round structure in the radial direction. By means of the arrangement,heat can be started to be emitted from the outer end of the round structure inwards. The pipe diameters of the coilers on the outer end are larger, so that more heat is needed for achieving overall even radiating, the soil repairing effect is strengthened, and the overall even repairing is achieved.

The invention discloses a composite membrane material for releasing nitric oxide by magnetic control as well as a preparation method and application of the composite membrane material. The preparationmethod of the material comprises the following steps of performing azidation modification on chitosan, then synthesizing chitosan coupling dendritic polyamidoamine (CS-PAMAM) by the chitosan and alkynyl group containing dendritic polyamidoamine with click reaction, then modifying the CS-PAMAM on the surface of a ferroferric oxide bare sphere, and finally loading nitric oxide on the modified CS-PAMAM to obtain the composite membrane material for releasing the nitric oxide by magnetic control. The composite membrane material for releasing the nitric oxide by magnetic control is wrapped with polycaprolactone, finally, a composite membrane antibacterial material for releasing the nitric oxide under alternating magnetic field is obtained, and the obtained antibacterial material has the advantages of uniformity in grain size, sensitivity in response, large NO loading and storage quantity, long releasing time, good biocompatibility, obvious antibacterial effect, safety, high efficiency, environmental protection and the like, and can be used for the field of biomedical engineering materials.

The invention discloses a multi-stage air purifying treatment device. The multi-stage air purifying treatment device comprises a regulation control system, an air suction device, a flow guiding mechanism and a purifying system, wherein the air suction device is used for sucking air from exterior, and the air can enter the inner part of the purifying system for being purified after being subjected to flow guiding of the flow guiding mechanism; the air suction device comprises an air exchange tube and an air suction mechanism; the flow guiding mechanism comprises a flow guiding plate and a regulating device; the purifying system is arranged at the inner part of the air exchange tube; the purifying system comprises a purifying tube, a primary filter device, a disinfecting mechanism and a purifying mechanism; the regulation control system comprises a detection module, a conversion module, a treatment module and a motor speed regulating circuit. The whole multi-stage air purifying treatment device disclosed by the invention can be in air purification through a multi-stage treatment mode, and a good purification effect can be achieved; the purifying speed can be automatically regulated while air quality detection is carried out, the energy is favorably saved while purification safety is ensured, and the functions of being green and protecting the environment are realized.

The invention relates to filtering equipment, in particular to filtering equipment for rainwater collection. The invention aims to solve the technical problem of providing the filtering equipment for rainwater collection which is novel in structure, convenient to use and capable of filtering rainwater. To solve the technical problem, the invention provides the filtering equipment for rainwater collection, comprising a base plate, first support rods, second support rods, a water collection tank, a filtering device, a first pipeline, a first one-way valve, a water delivery device, a second one-way valve, a second pipeline and the like; and the first support rods are symmetrically welded to the left side of the top of the base plate, the water collection tank is welded to the upper ends of the first support rods, a water collection cover is welded to the top end of the water collection tank, and a filter net is welded to the top in the water collection cover. A first motor is controlled to rotate, the first motor drives a second gear to rotate through a first gear, finally a filter net cover is made to rotate, and the rotation of the filter net cover can make active sand in sufficient contact with rainwater.

The invention discloses a method of detecting ochratoxin A in cereals by means of a nano antibody and immunomagnetic separation. The method includes the steps of: 1) combining anti-OTA nano antibody with nano immunomagnetic beads to prepare IMB, and enriching the OTA in the cereals by means of the IMB to prepare a pretreated sample; 2) with dot immunization method, immobilizing an OTA-OVA detection antigen on a PVDF film, wherein the immunomagnetic beads are subjected to an immune-reaction in the form of antibody marker, the OTA-OVA and the to-be-tested substance, OTA, are combined with the antibody competitively so as to determine whether the immunomagnetic beads are aggregated on the PVDF film or not, thereby obtaining a detection result. The method achieves simple and quick qualitative detection. An operator can read the result just by naked eyes without any analysis instrument. Furthermore, the method can be used for developing a novel quick and visible detection card for specially detecting the OTA in the cereals.

The invention discloses activated carbon diatomite particles capable of rapid purification of flue gas, and is characterized in that the activated carbon diatomite particles are prepared from the following raw materials in parts by weight: 105-110 parts of wooden activated carbon, 35-40 parts of diatomite, 1-2 parts of tripotassium citrate, 4-6 parts of expanded perlite, 3-5 parts of ammonium chloride, 2-3 parts of zirconium silicate, 6-9 parts of nano kaolin, 4-6 parts of nano silica, 3-5 parts of copper sulfate, 1-2 parts of rosin-polythylene oxide ester, 3-5 parts of methyldiethanolamine, 4-6 parts of an adsorption auxiliary agent, and a proper amount of water. The formula is reasonable; with addition of nano kaolin and expanded perlite, much surface pores exist, and the porosity is high; with addition of methyldiethanolamine, the activated carbon diatomite particles have a flue gas rapid purifying effect; with addition of the adsorption auxiliary agent, the activated carbon diatomite particles have special porousness, and prolong the contact time with gas; and activated carbon can quickly adsorb various solutes and free gases, and is high in activity, high in desulfurization precision, and suitable for industrial dry desulfurization, automobile tail gas desulfurization, daily air purification and the like.

This invention discloses a streptomycin module trace solid extraction small column and its process method, which comprises the following: polymer material model module of streptomycin, function single methacrulic acid, and cross linker two methacrylic acid glycol ester combined. It is a cross linked polymers fixed with hole distribution function group, which has the memory function to the streptomycin module space structure and high selection isolation and concentration to the remaining analyzed liquid.

The invention discloses a fresh air fan and air conditioner linkage system and a control method and device thereof and a storage medium. The system comprises a fresh air fan, an air conditioner, a detection device and a control device. The fresh air fan is integrated in an air conditioner indoor unit. The detection device and the control device are electrically connected. The detection device is used for detecting the cleanliness of indoor air. The fresh air fan comprises an air outlet, an air inlet, an air flue enabling the air inlet to communicate with the air outlet, a motor and a wind wheel. The control device controls the operation mode of the motor in the fresh air fan according to the cleanliness, detected by the detection device, of the indoor air. According to the scheme, when thedetected cleanliness of the indoor air is low, the motor is controlled to operate, a positive and negative pressure difference between the indoor environment and the outdoor environment is formed, outdoor fresh air is introduced into a room, or low-cleanliness air in the indoor air is extracted out to exchange with the outdoor air, the indoor air is fast purified, and the indoor air freshness isimproved.