30results about How to "Meet the needs of purification" patented technology

The present invention discloses a gas dry method purification rotational flow and absorption coupling device. The device comprises a cyclone separator. A volute-type inlet for gas waiting for separation is arranged at the top part of the side wall of the cyclone separator. The gas dry method purification rotational flow and absorption coupling device also comprises a cyclone separator communicating device, an adsorbent moving bed conducting the impurity separation of the gas waiting for the separation, and an outlet for gas after the separation is arranged at the side wall of the adsorbent moving bed and located at the upper side of an inlet of the gas waiting for the separation. An adsorbent regeneration structure communicates with the adsorbent moving bed and an outlet for impurity gas is arranged on the adsorbent regeneration structure. The device couplings the gas-solid rotational flow separation and impurity gas adsorption separation together, at the same time conducts the purification, simplifies the technological processes, reduces the energy loss, and is wide in application ranges.

The invention discloses an indoor gas purifying device. The indoor gas purifying device comprises a pedestal and a purifying mechanism; the middle end of an inner cavity of the pedestal is provided with a first preformed groove; the middle end of the bottom of an inner cavity of the first preformed groove is fixedly provided with a motor; an output shaft of the motor is fixedly connected with an installation plate; the periphery of the inner surface of the installation plate is connected with the bottom of the purifying mechanism through fastening screws; a second preformed groove is arrangedin the inner cavity of the pedestal at the external side of the first preformed groove; the right end of the inner cavity of the second preformed groove is communicated with a first pipeline; the topof the left side of the second preformed groove is communicated with a second pipeline; the periphery of the bottom of the pedestal is provided with a third preformed groove. The indoor gas purifyingdevice is provided with the motor, the purifying mechanism, the first preformed groove, a first pipeline, and a second pipeline, so that device purifying effect is improved effectively; when another mode is adopted, purified gas can be moisturized, so that humidification of indoor gas is realized.

The invention relates to a method for wastepaper deinking and pulping, comprising the following steps of: (1) pulping by utilizing a high consistency aquapulper; (2) removing impurities by utilizing a high consistency slag remover and a low frequency vibrating frame type hole sieve; (3) removing the impurities by utilizing a multilevel multistage low consistency heavy slag remover, a multilevel multistage gooey removing machine and a low frequency vibrating frame type slot sieve; (4) removing the impurities by utilizing a multilevel flotation cell; and (5) removing the impurities by utilizing a gravity type rotary screen concentrator and a high speed pulp washer. By means of the steps, wastepaper deinking and pulping can be realized with lesser equipment investment and lower energy consumption. The method provided by the invention integrates the combination of the equipment and the processes and has the advantages that the requirements of the wastepaper deinking and pulping and the paper purification are completely satisfied; the equipment investment is greatly saved; the power consumption is reduced; the operation cost is saved; and the purposes of high efficiency, high quality, low consumption, economy and applicability are achieved.

The invention discloses a water purifying device of regenerated water supplied lakes and a construction method thereof. The water purifying device comprises a water purifying box and a mud adsorption device. A retaining wall is arranged on the water purifying box. The top end of the retaining wall is provided with a water baffle plate. A purifying cavity, a water storage cavity, and a mud filtering cavity are arranged in the water purifying box. The bottom end of the retaining wall is provided with a water gate. The mud adsorption device comprises a dredging pipeline, a baffling device, and a water suction pump. The baffling device is fixedly connected to the end part of the dredging pipeline. The construction method comprises the following steps: (1) carrying out setting-out survey; (2) digging a ground pit; (3) installing a frame support; (4) installing pipe channels; (5) pouring concrete; (6) installing a water purifying box; (7) installing a mud adsorption device; and (8) performing trial run of water purification. The construction steps are simple, the dam is protected, the construction efficiency of water purifying device is improved, and the water purifying device is suitable for lakes with different sizes.

The invention provides a practical novel micro-circulating air purifier which is mainly used for air exchanging and purification of homes, hospitals and offices. The practical novel micro-circulating air purifier is driven by a low-energy-consumption fan and controlled by a digital control unit, outdoor air is filtered and induced into a room through a purification unit, or indoor dirty air is discharged out of the room, and therefore tiny circulation of the indoor air and the outdoor air is formed, low energy consumption and small mounting space are used in the air purifier, heat losses are avoided to the largest extent, and user needs are met. The air purifier is composed of the air purification unit and the digital control unit, the air purifier is arranged on the wall or the glass of a user, air exhaust and air supply share a pipeline, the air purification unit and the low-power forwarding and reversing fan are arranged inside the pipeline, real-time indoor air quality and real-time indoor temperature are detected through the indoor digital control unit, an intelligent control system carries out air exhaust work and air supply work, and the micro circulation and purification of the indoor air are achieved.

The invention relates to a spraying device and aims at providing a multifunctional static mixed type water mist spraying device for treating atmospheric pollution and flying dust. The device comprisesa mist jetting device, a liquid pump, a motor and a static generator, wherein a nozzle is mounted at a spraying cylinder of the mist jetting device, a nozzle is mounted at a water mist spraying machine in the mist jetting device, and the two nozzles can be used for adjusting the strength and size of sprayed mist. According to the multifunctional static mixed type water mist spraying device, the water mist is charged, and the mist can be relatively efficient combined with solid and gas pollutants in atmosphere, so that the pollutants in atmosphere can be efficiently removed; the spraying angle, the spraying direction, the mist particle size and the spraying amount can be adjusted, and meanwhile, the water mist spraying device has a rotary spraying function and a good use effect; and the water mist spraying device can be used for spraying atomized water drops with different particle sizes, and the atomization is uniform and thorough, so that the water drops are not produced on the peripheries of the nozzles, and the water mist spraying device can meet the air purification requirements.

The invention provides antibacterial peptide as well as a preparation method and an application thereof. The amino acid sequence of the antibacterial peptide is Tyr-Ile-Pro-Gln-Pro-Arg-Pro-Pro-His-Pro-Arg-Leu. The preparation method of the antibacterial peptide comprises the step of carrying out cation exchange chromatography, hydrophobic chromatography and size exclusion chromatography on fermenting liquid containing the antibacterial peptide, so as to obtain the antibacterial peptide. The antibacterial peptide provided by the invention has good stability and high antibacterial activity.

The invention provides an auxiliary dust collection structure for particulate treatment before filtration, and belongs to the technical field of air purification. The auxiliary dust collection structure for particulate treatment before filtration comprises a first ion generator array layer connected with a first electrode and a second ion generator array layer connected with a second electrode. According to the invention, the first ion generator array layer comprising a plurality of first conductive columns and the second ion generator array layer with a plurality of second conductive columnsare arranged in a front-back staggered manner in the gas flow direction; the first conductive columns and the second conductive columns are alternately arranged in a staggered manner; the first conductive column and the second conductive column are equidistantly provided with a plurality of generator sets which are obliquely arranged with respect to the length direction and a mounting surface. According to the structure, the gas flow direction can be changed, the charging effect can be enhanced, the particle collision probability can be increased, particles can be conveniently clustered, the grade of the filter can be reduced, the service life can be prolonged, the air resistance and noise can be reduced, and the use requirements can be better met under the condition that the filtering effect and the air volume are not changed.

The invention relates to a burr cleaning device with a grinding structure for bearing machining. The burr cleaning device comprises a machine body and a fixing shaft, wherein a base is distributed atthe bottom of the lower end of the machine body; a transmission structure is distributed in the middle of the inner side of the base; the fixing shaft is connected to the tail end of the transmissionstructure; shaft seats are welded to two sides of the outer wall of the fixing shaft; a transmission shaft is distributed in the middle of the inner side of the fixing shaft; connecting structures aredistributed on two sides of the outer wall of the transmission shaft; outer clamping plates are distributed at the tail ends of the connecting structures; soft cushion sleeves are attached to the outer walls of the outer clamping plates; and sliding rails are welded to two sides of the middle of the upper end of the machine body. According to the burr cleaning device, the transmission structure,a motor, a connecting shaft, a connecting belt and a belt wheel are arranged, when a user needs to rotate the fixing shaft, the user can start the motor, the motor drives the connecting shaft to rotate, the connecting belt drives the belt wheel to rotate, the transmission mode adopts a flexible transmission mode, and the transmission effect of the burr cleaning device reduces the possibility of load damage of the motor.

The invention discloses a preparation method of a nickel based catalytic air purifying agent. The nickel based catalytic air purifying agent is prepared from the following raw materials including potassium permanganate, manganese acetate, tetrabutyl titanate, montmorillonite powder, rice husks, sodium metaaluminate and nickel nitrate. In the preparation method provided by the invention, through modification by adopting the montmorillonite powder, relatively strong physical absorption performance and stable space structure can be acquired, hazardous substances in air can be more effectively adsorbed; meanwhile, through adsorption with a strong oxidation impregnating solution, excellent oxidation sterilization function is obtained; and on the basis, mayenite is prepared through calcium hydroxide and aluminum hydroxide, and by compounding with a nickel based catalyst and utilizing a free oxygen structure, the carbon deposition resistance of the nickel based catalyst is improved, and the catalytic performance is enhanced; and therefore, the obtained air purifying agent has both of excellent catalytic performance of a nickel base and high adsorption performance of montmorillonite, achieves the purpose of removing various pollutants including organic matters, suspended particles and bacteria in air, is rapid in treatment speed without environmental pollution at the same time and meets the demand of people on current air purification.

The invention discloses a medicament for sewage purification, which is prepared from the following components in parts by weight: 20 to 30 parts of flocculating agent, 20 to 30 parts of coagulant aid, 15 to 20 parts of defoaming agent, 10 to 20 parts of pH (Potential of Hydrogen) regulator, 20 parts of oxidizing agent, 20 parts of reducing agent, 25 to 35 parts of bentonite and 10 to 15 parts of zeolite powder, specifically, 15 parts of flocculating agent, 25 parts of coagulant aid, 17 parts of defoaming agent, 15 parts of pH regulator, 20 parts of oxidizing agent, 20 parts of reducing agent and 30 parts of bentonite. 13 parts of zeolite powder; according to the medicament for sewage purification and the preparation method, impurities or suspended solids in sewage can be effectively and rapidly precipitated, floccules, impurities and the like can be timely discharged after precipitation, and the medicament has no side effect, does not cause secondary pollution to later sewage and meets the use requirements of sewage purification.