42results about How to "Easy adsorption" patented technology

The invention discloses a compound magnetic biological adsorbent, which is characterized in that dry mycelia of white rot fungi are used as a carrier, the mycelia are wound to a ball, Fe3O4 nano particles and calcium alginate are embedded into the ball, and the calcium alginate serving as immobilized medium is tightly connected together with the Fe3O4 nano particles. The preparation method for the adsorbent includes the steps: inoculating spore suspension of the white rot fungi into aseptic mixed liquid of the Fe3O4 particles and the calcium alginate under the aseptic condition, mixing uniformly, dropwise adding the mixed liquid of one volume into aseptic CaC12 solution of 4-10 volumes, standing at the room temperature to obtain reaction liquid including Fe3O4-calcium alginate-white-rot fungus microspheres, and performing immobilized culture so as to obtain the compound magnetic biological adsorbent after culture is completed. The compound magnetic biological adsorbent has the advantages of high adsorption capacity, high adsorption speed, high reuse rate, cleanliness, no pollution and the like.

The invention discloses a nitrogen-doped porous carbon material derived from a zeolite imidazole framework material and a preparation method of the nitrogen-doped porous carbon material. The preparation method comprises the following steps: respectively dispersing zinc nitrate hexahydrate and dimethylimidazole into deionized water, mixing and self-assembling to generate the two-dimensional zeoliteimidazole framework material; and putting the two-dimensional zeolite imidazole skeleton material into a potassium hydroxide solution to be activated, and then putting the activated two-dimensional zeolite imidazole skeleton material into nitrogen to be subjected to two-step high-temperature calcination to finally obtain the nitrogen-doped porous carbon material. The composite material has the advantages of good thermal stability, good water stability, high adsorption efficiency, no metal and the like and is an adsorbent which can be widely used and can be used for efficiently treating antibiotic wastewater, the preparation method of the materiall has the advantages that the operation is simple, the types of raw materials are few, the cost is low and the like, and meets the actual production requirements, and can be used for preparing the nitrogen-doped porous carbon material in a low-cost and large-scale manner.

The invention relates to a method for electrochemical preparation of hydrotalcite for in-situ treatment on a strontium-containing radioactive waste liquid in a power plant. The method comprises the following steps: preparing simulated radioactive wastewater with Sr<2+> as electrolyte, dropping an alkali solution and an acid solution, adjusting the pH value to be 5-11, and carrying out electrolysiswith double power supplies, wherein a direct-current voltage stabilizing power supply with an aluminum piece as an anode and graphite as a cathode is adopted as one group of the power supplies, and apulse power supply with two zinc pieces as an anode and a cathode respectively is adopted as the other group of the power supplies; alternating the anodes and the cathodes through inverse electrodes,carrying out electrolysis synthesis under a constant temperature condition, after the reaction is completed, leaving the electrolyte to stand, filtering, and carrying out solid-liquid separation, soas to complete simulation waste liquid purification treatment. By adopting the method, a great amount of chemicals or absorbents are not needed, only nitrate radicals and chloride ions of certain concentrations in the waste liquid need to be controlled, no secondary pollution can be caused, efficient removal of multiple divalent radioactive metallic ions can be achieved, and the method only aims at removal of strontium ions, is capable achieving efficient solid-liquid separation, is wide in material resource, simple in process and convenient to operate.

The invention relates to a preparation method and application of a polyacrylamide / keramite nanotube composite papermaking filler. The preparation method comprises the following steps of: adding a keramite nanotube into aqueous solution of acrylamide monomer or mixed solution of water and ethanol of acrylamide, then loading acrylamide monomer molecules to a cavity of the keramite nanotube by using vacuum negative pressure, and preparing the keramite nanotube / acrylamide composite monomer; and then through a free radical solution polymerization reaction, polymerizing the keramite nanotube / acrylamide composite monomer, and a polyacrylamide molecule chain penetrating through the keramite nano cavity, so as to prepare the olyacrylamide / keramite nanotube composite papermaking filler. The olyacrylamide / keramite nanotube composite papermaking filler is added into the papermaking pulp, so that the amount of fillers in the paper can be increased; and the effect on physical strength of the paper caused by adding the fillers can be reduced.

The invention belongs to the living field of cosmetics, and particularly relates to a diatom mask and a preparation method of the diatom mask. The diatom mask comprises diatom crusts, a moisturizing agent, a thickening agent, a traditional Chinese medicine extract, honey, a preservative, a desensitizer and the balance of water, all of which are prepared according to parts by weight, wherein the particle size of the diatom crusts ranges from 10 nm to 500 nm, and the traditional Chinese medicine extract is one or a mixture of two or more of radix angelicae, bletilla striata, liquorice, bighead atractylodes rhizome, angelica sinensis, honeysuckle, sophora flower buds, radix astragali and pseudo-ginseng. With the diatom crusts with a powerful adsorption function as the main matrix, the diatom mask achieves an excellent cleansing effect and can deeply cleanse the skin and easily adsorb redundant fat and blackheads. Meanwhile, because a large amount of mask water is contained in holes of the diatom crusts, oil and water secretion of the skin can be efficiently regulated and balanced. Furthermore, the traditional Chinese medicine is added in the diatom mask for whitening, and the traditional Chinese medicine and the diatom crusts supplement each other to achieve the effect of nursing the skin together.

The invention discloses a press type vacuum nozzle which comprises an air pumping pipe, a connector, a sucker and a pen holder. The air pumping pipe is connected with the sucker through a connector, the air pump pipe is arranged in the pen holder, the connector extends out of the sucker end of the pen holder, a press rod is arranged at the press end of the pen holder, the press rod extends out of the press end, the press rod is connected with a spring, the air pumping pipe is positioned in the spring, and a column-shaped accommodating cavity is arranged between the spring and the pen holder. The press type vacuum nozzle can suck electronic elements by pressing the press rod at the top end of the pen holder. The air pumping pipe needn't be pressed always in a using process, so that the press type vacuum nozzle is convenient to use and simple in design.

The invention discloses a forced cyclone sand removal device structure. The forced cyclone sand removal device structure comprises an inverted cone cyclone body, wherein the inverted cone cyclone bodycomprises an upper cyclone barrel body; the lower end of the upper cyclone barrel body is connected with a lower cone angle cyclone barrel body; a mixed phase liquid inlet is formed in the upper right end of the upper cyclone barrel body; a liquid phase outlet is formed in the just upper end of the upper cyclone barrel body; a sand outlet is formed in the bottom end of the lower cone angle cyclone barrel body; a sand dredger is arranged at the sand outlet; a throttling sand removal atomizing nozzle is arranged at the upper end of the inner wall of the lower cone angle cyclone barrel body; theright side of the liquid phase outlet is connected with a liquid phase sand removal protector; and the left side of the sand dredger is connected with a rotating power device. According to the forcedcyclone sand removal device structure, the sand dredger is designed to effectively prevent sand from being blocked, the arranged liquid phase sand removal protector can effectively and thoroughly remove fine sand in a liquid phase, and the arranged throttling sand removal atomizing nozzle can save a large amount of water resources by utilizing the atomizing design while removing the sand in the inverted cone cyclone body.

The invention provides a soil curing agent containing sulfonating animal and vegetable oil and a preparation method of the soil curing agent; the preparation method comprises the following steps: 100 parts of the animal and vegetable oil is added in a sulfonating reactor, 150-200 parts of concentrated sulfuric acid is added at 50-70 DEG C while being stirred, the reaction is carried out for 5-8 hours; 2.5-15 parts of silicone oil antifoaming agents are added after sulfonation reaction is finished; 5-45 parts of emulsifying agents are added in the mixture; aqueous alkali with proper amount is added in the mixture until the pH value of the mixture is 1, the mixture after being stirred is the soil curing agent; in the invention, animal and vegetable oil which is simple and easy-obtaining is used as raw materials, the cost is low, the preparation process only needs simple sulfonation reaction, and then the silicone oil antifoaming agents and emulsifying agents are added for uniform mixing, the method is simple; in the invention, the mechanical property and water stability of the soil can be enhanced, so as to be applied to industry in a large scale and have strong practical applicability.

The invention discloses a method for treating landfill leachate with a composite photocatalysis bio-adsorbent. The method comprises the following steps: adding the omposite photocatalysis bio-adsorbent into the landfill leachate at a dosage of 20g / L-80g / L by wet weight, performing light vibration and adsorption degradation, separating solid and liquid after reaction is completed, and adjusting pH of the filtrate to neutral to accomplish the treatment of the landfill leachate. The method for treating the landfill leachate with the composite photocatalysis bio-adsorbent has the advantages of simple treatment process and adsorption equipment, convenient operation, very low cost, high adsorption volume, high adsorption efficiency, no pollution, very good treatment effect of the landfill leachate. By virtue of the method, the operation cost of the treatment of the landfill leachate can be effectively reduced, and the landfill leachate can be effectively treated. The method can be widely adopted.

The invention relates to an underground coal mine universal type self-power-generating device, which belongs to the technical field of electronic information. The device comprises a transduction unit, a circuit rectification unit, a control unit, a detection unit, an energy storage unit, an electric energy output module and a signal output module. The transduction unit is sequentially connected with the circuit rectification unit, the energy storage unit and the electric energy output module; the detection unit is respectively connected with the circuit rectification unit, the energy storage unit and the electric energy output module and is responsible for detecting the output voltage of each unit and module in real time; the signal output module is connected with the control unit; the circuit rectification unit is used for rectifying the current waveform generated by the transduction unit; the energy storage unit uses a rechargeable battery and is used for supplying power to the sensor and storing redundant electric energy converted by the transduction unit; and the detection unit detects the voltage of the energy storage unit and feeds back a signal to the control unit for judging charging and discharging logic. The device can be installed nearby a sensor, each sensor can work, and meanwhile wire harnesses are reduced.

The invention provides a strip tensioning and winding assembly and relates to the technical field of amorphous thin strip tensioning assemblies. The strip tensioning and winding assembly comprises a drive roller, a winding roller, and a clamping disc installed on the tip. After the clamping disc and the winding roller abut against each other, automatic clamping action is carried out, and the winding roller is driven to be installed on the drive roller in a clamped manner. A sliding ring and an inductance coil are installed on the drive roller. The sliding ring is installed at one end of the drive roller. The inductance coil is arranged on the inner wall of the drive roller in an enclosure manner. The sliding ring is electrically connected with the inductance coil. The strip tensioning and winding assembly solves the problems that when the tip is matched with the winding roller in the traditional technology, the winding roller cannot be assembled and disassembled rapidly, and the winding roller cannot adsorb broken strips rapidly.

The invention provides a cylinder suction cup machine which comprises a cylinder support (4-2), a circular steel cylinder (4-3), a vertical lifting air cylinder (4-4), a suction cup support (4-5), an air cylinder guide sliding disc (4-6) and an air cylinder fixing disc (4-7). A gantry frame type cantilever suction cup machine comprises the cylinder suction cup machine, and further comprises a beam column (2-1), a longitudinal beam (2-2), a cross beam (2-4), a cross guide rail (2-5) and a longitudinal guide rail (2-6). The cylinder suction cup machine is driven to walk longitudinally, a small rail trolley is driven to slide in the longitudinal guide rail, the longitudinal guide rail slides transversely in the cross guide rail under hanging of the small rail trolley so that the cylinder suction cup machine can be driven to slide freely in the longitudinal direction and the transverse directly, and free moving f the area of the longitudinal beam and the cross beam can be achieved.

The invention discloses a toluene-cyclohexane carboxylic acid-acid liquid chromatography system quantitative analysis method in process of caprolactam production. Its technical features are: (1)Do toluene-cyclohexane carboxylic acid-acid extraction and preparation in cyclohexane carboxylic acid containing sulfonate system by the way of extraction and adsorption, elution, extraction and the crystalline means. The purity of samples from the cyclohexane carboxylic acid-acid >= 98%, absorbents and extract the raw materials are easy to get, adsorption and elution process is simple and easy to operate; (2)Using of the 1H and 13C NMR spectral analysis. FT-IR, UV and LC AAS analysis for Cyclohexane carboxylic acid acid qualitative and quantitative analysis, and the analysis is reliable qualitative and quantitative analysis; (3)Adapting to a complex system of cyclohexane carboxylic acid-acid liquid chromatography quantitative analysis method, the analysis method can separate cyclohexane carboxylic acid-acid from various other components, and have an appropriate response signal, and analyze the harsh conditions, the results of the analysis accuracy and reproducibility, analysis is quick, sample handling is simple.

The invention discloses a method for resource utilization and innocent treatment of etching waste liquid containing copper in the circuit board industry. The method comprises the following steps of: pre-treating acid etching waste liquid containing the copper and alkali etching waste liquid containing the copper; performing a neutralization reaction of the pre-treated etching waste liquid to generate copper sulphate and basic copper chloride, recovering the copper from remaining wastewater containing low-concentration copper through absorption by adopting an ion exchange technology after mostcopper is recovered, and obtaining a regenerated copper chloride raw material after resin desorption; and evaporating remaining copper-free wastewater, i.e. ammonia nitrogen wastewater, by using a multi-effect evaporator to recover an ammonium chloride product which can be used as a regenerated etching liquid, and discharging the remaining wastewater up to the standard. By the method, the pollution problem of heavy metal ions to the environment is solved, and cyclic utilization of the waste liquid for production of other products can be realized, so the resources are saved and the environmentis protected.

The invention discloses a variable-power air purifier. The air purifier comprises a working box and filter cotton in the working box, an air inlet located at the lower side of the filter cotton is arranged in the work box in a penetrating mode, the air inlet penetrates leftwards and is communicated with the outside, a motor is fixedly arranged on the upper cavity wall of the air inlet, the lower end surface of the motor is in power connection with a motor shaft, fan blades are fixedly arranged on the motor shaft, and a concentration detector positioned at the lower side of the motor shaft is fixedly arranged in the air inlet. The output efficiency of the motor can be changed according to the concentration of harmful substances in air, and when the concentration in the air is high, a filterplate can be popped up, air is simply filtered and adsorbed, and the rotating speed of the motor is increased, so that the speed of air entering the air purifier is increased, the residence time of air in the air purifier is prolonged, harmful substances in air can be fully adsorbed by the air purifier, and finally, and purified air is humidified and then exhausted by the air purifier.

The invention discloses a compound magnetic biological adsorbent, which is characterized in that dry mycelia of white rot fungi are used as a carrier, the mycelia are wound to a ball, Fe3O4 nano particles and calcium alginate are embedded into the ball, and the calcium alginate serving as immobilized medium is tightly connected together with the Fe3O4 nano particles. The preparation method for the adsorbent includes the steps: inoculating spore suspension of the white rot fungi into aseptic mixed liquid of the Fe3O4 particles and the calcium alginate under the aseptic condition, mixing uniformly, dropwise adding the mixed liquid of one volume into aseptic CaC12 solution of 4-10 volumes, standing at the room temperature to obtain reaction liquid including Fe3O4-calcium alginate-white-rot fungus microspheres, and performing immobilized culture so as to obtain the compound magnetic biological adsorbent after culture is completed. The compound magnetic biological adsorbent has the advantages of high adsorption capacity, high adsorption speed, high reuse rate, cleanliness, no pollution and the like.

The invention discloses a magnetic pot rack convenient to assemble and disassemble, which comprises a base and a rack body connected with the base. The rack body is used for placing a pot body; the base is provided with at least one first magnetic piece; the first magnetic piece is used for fixing the magnetic pot rack on an induction cooker; a conductive coil is laid on the base; the conductive coil is used for collecting electromagnetic waves and generating current; a frame control part is arranged in the rack body, and is electrically connected with the conductive coil; at least two temperature sensing parts are arranged on the upper surface of the rack body; each temperature sensing part is electrically connected with the frame control part; and the frame control part internally comprises a wireless transmitting module. The invention further discloses the induction cooker which comprises a body. A pot rack connecting piece is arranged in the body, the magnetic pot rack is fixed onto the body through the pot rack connecting piece, and the magnetic pot rack is the magnetic pot rack convenient to assemble and disassemble mentioned before. The magnetic pot rack provided by the invention is easy and convenient to assemble and disassemble, accurate in assembling position, stable in connection and convenient to store; and the induction cooker is flexible to use and high in universality.

The invention provides a high-altitude operation device. The high-altitude operation device comprises a pedal assembly, a connecting assembly and a sucker assembly, the connecting assembly comprises a connecting frame, the sucker assembly is connected to one side of the connecting frame, and the pedal assembly is hinged to the other side of the connecting frame; the connecting assembly further comprises a sliding piece arranged on the side, close to the pedal assembly, of the connecting frame. The sliding piece is slidably connected with the connecting frame; a driving part matched with the sliding piece is arranged on the side, close to the connecting frame, of the pedal assembly, and the driving part rotates to drive the sliding piece to slide in the length direction of the connecting frame; the sucker assembly comprises a sucker body and a pull rod connected with the sucker body. The sliding piece is provided with a protruding part, the pull rod is provided with a rolling piece used for making contact with the protruding part, the protruding part extrudes the rolling piece to pull up the pull rod, and the sucker body completes adsorption. According to the invention, the position of a worker working high above the ground can be fixed, and the worker is supported to a certain extent through the pedal assembly, so that the comfort of the worker working high above the ground is improved.

The invention discloses a laccase biosensor based on magnetic carbon nano tube and chitosan / silicon dioxide gel, comprising a magnetic carbon paste electrode, the electrode surface of the magnetic carbon past electrode is modified with a magnetic carbon nano tube layer, the surface of the magnetic carbon nano tube layer is absorbed with laccase, the laccase is wrapped by a chitosan-carbon dioxidecomposite film; the preparation method of the laccase biosensor includes the steps of material preparation, magnetic carbon nano tube modification, laccase absorption and laccase wrapping. The methodfor detecting pyrocatechol by applying the laccase biosensor includes the following steps: the laccase biosensor is taken as a working electrode, a three electrode system is established, the three electrode system is connected with an electrochemical work station, and reduction current amount is detected to quantitatively indicate the concentration of pyrocatechol in solution to be detected. The sensor of the invention has the advantages of low cost, simple manufacturing, long service life, high laccase activity, high detection accuracy and strong anti-interference.

The invention discloses a disinfection device for medical instruments in the thoracic surgery department, and relates to the technical field of medical instruments. According to the disinfection device for the medical instruments in the thoracic surgery department, the number of the clamping devices is two, the two clamping devices are arranged in a bilateral symmetry mode, each clamping device comprises a clamping base, a clamping spring is fixedly connected to the lower inner wall of each clamping base, a clamping column is fixedly connected to the upper end of each clamping spring, and the lower end of each clamping column is inserted into the corresponding clamping base and matched with the corresponding clamping base; the upper ends of the clamping columns are fixedly connected with first platforms, the middles of the opposite faces of the two first platforms are fixedly connected with pressing columns, the pressing columns are obliquely arranged upwards, the opposite ends of the two first platforms are fixedly connected with pressing shafts in an embedded mode, the front ends of the pressing shafts are movably connected with pressing plates through bearings, and the pressing plates are in a triangular plate shape. The lower surface of the pressing plate and the lower surface of the clamping base are located on the same horizontal plane, a pushing groove is formed in the upper end of the front surface of the pressing plate, and the clamping capacity of the medical instrument disinfection device for the thoracic surgery department is greatly improved.

The invention provides a cooling sewage recycling system. The cooling sewage recycling system comprises a sewage pipeline 11, a sewage pool 1, a water pumping pipeline 5, a cooling pool 7, a water inlet pipe 9, a cooling water spray head 12 and mechanical equipment 10. Cooling sewage of the equipment enters the sewage pool 1 through the sewage pipe 11, is treated by the grids of the sewage differently, enters the cooling pool 7 through the water pumping pipe 5, and then circulates into the water inlet pipe 9 to cool the equipment again, so that cyclic utilization of water resources is realized. The system has the advantages that (1) the cooling sewage is recycled, so that the utilization rate of water resources can be improved; and (2) a simple treatment layer with wide sources is adopted,and the structure of the sewage pool is innovated, so that floating oil and dust particles in the cooling sewage can be quickly and simply adsorbed.

The invention relates to an air freshener and a preparation method thereof. The air freshener is prepared by the following steps: mixing earthworm cast with water, wherein earthworm cast is Daping No.2 earthworm cast containing earthworm eggs; sieving the earthworm cast; processing the earthworm cast by virtue of a convection oven; and roasting the earthworm cast at constant temperature in a timed mode. The air freshener disclosed by the invention can overcome the shortcomings of a single purification mode, high using cost, risk of secondary pollution and the like in the past. The air freshener disclosed by the invention is simple in program, high in adsorption efficiency, convenient to use and low in preparation cost, and the freshener, which can serve as organic fertilizer after being used, is capable of avoiding the risk of secondary pollution, strong in adsorption capacity, broad in adsorption scope, high in air purification speed and efficient; with the application of the air freshener disclosed by the invention, current air purification cost can be reduced by 60% and purification efficacy can be improved by 40%; and the air freshener is suitable for air purification in various occasions.

The invention provides a cylinder suction cup machine which comprises a cylinder support (4-2), a circular steel cylinder (4-3), a vertical lifting air cylinder (4-4), a suction cup support (4-5), an air cylinder guide sliding disc (4-6) and an air cylinder fixing disc (4-7). A gantry frame type cantilever suction cup machine comprises the cylinder suction cup machine, and further comprises a beam column (2-1), a longitudinal beam (2-2), a cross beam (2-4), a cross guide rail (2-5) and a longitudinal guide rail (2-6). The cylinder suction cup machine is driven to walk longitudinally, a small rail trolley is driven to slide in the longitudinal guide rail, the longitudinal guide rail slides transversely in the cross guide rail under hanging of the small rail trolley so that the cylinder suction cup machine can be driven to slide freely in the longitudinal direction and the transverse directly, and free moving f the area of the longitudinal beam and the cross beam can be achieved.