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

The invention discloses a fresh air system with an indoor unit and an outdoor unit of a separated structure and a mounting method. The fresh air system with the indoor unit and the outdoor unit of theseparated structure comprises a filter and a fan, and is characterized in that the fresh air system further comprises the indoor unit, the outdoor unit and a connecting pipe; the indoor unit is arranged indoors, the filter is arranged in the indoor unit, and a filter screen is arranged in the filter; the outdoor unit is arranged outdoors, and the fan is arranged in the outdoor unit; and the indoor unit and the outdoor unit are connected through the connecting pipe penetrating through a wall. According to the fresh air system with the indoor unit and the outdoor unit of the separated structure, the indoor unit and the outdoor unit are designed independently and connected through the connecting pipe, a noise source can be isolated through the wall, and thus a high-power fan can be adopted;noise can be effectively lowered, the air purification effect is good, and the fresh air system can be mounted conveniently and safely and fully meets the requirement for domestic air purification; and the filter screen is arranged in the indoor unit and thus can be replaced easily.

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 air purifying machine and a fan thereof, and provides a fan. The fan comprises a housing, an impeller mounted in the housing, a motor driving the impeller to rotate and an air guiding device which surrounds the periphery of the impeller and is located in the housing, wherein the impeller comprises a plurality of blades which are all distributed on a first circle and rotate and incline in a first clock direction; the air guiding device comprises a plurality of air guiding pieces which are all distributed on a second circle and rotate and incline in a second clock direction; the second circle is located outside the first circle and concentric with the first circle; and a plurality of air outlets are formed between adjacent air guiding pieces, and a plurality of exhaust outlets are formed in the periphery, corresponding to the air outlets, of the housing. The invention further provides the air purifying machine, and the housing is mounted at the top of a casing. By means of the fan, a volute with a larger size is removed, the air guiding pieces with smaller sizes are adopted, the plurality of air outlets are formed between adjacent air guiding pieces, so that air flows are equally distributed through the plurality of air outlets, then pass the air outlets and are uniformly discharged through the exhaust outlets in the housing, the air pressure is reduced, the air speed becomes more appropriate and meets requirements of a human body, and air outlet amount is increased.

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 discloses a fog and haze absorption and purification device. The fog and haze absorption and purification device comprises a shell, a first filtering device, second filtering devices, a water tank device, positioning devices, a third filtering device and an electric cylinder device, wherein the shell comprises a first through hole, a second through hole, a first pipeline, a first valve, a second pipeline, a fan and a first bracket, the first filtering device comprises a first transverse plate, first baffle plates, first oblique rods, a first filter screen and first springs, each second filtering device comprises a second transverse plate, a sponge block, a second spring and a first transverse rod, the water tank comprises a water tank and third springs, each positioning device comprises a positioning block and a positioning rod, the third filtering device comprises a sponge layer, a second filter screen, a push rod, fixing rods and fourth springs, and the electric cylinder device comprises an electric cylinder and second brackets. By adopting the fog and haze absorption and purification device, fog and haze can be absorbed in the device to be purified, and the fog and haze absorption and purification device is high in purification efficiency and further can ensure the purification effect, besides, the fog and haze are thoroughly purified and removed by water.

The invention relates to a physical purification method for recycling a positive powder from a lithium ion battery, and belongs to the technical field of recycling of lithium ion batteries. The physical purification method for recycling the positive powder from the lithium ion battery comprises the steps of performing first magnetic separation on the positive powder obtained by recycling by employing a magnetic field with magnetic induction intensity being 2,500-3,500Gs, removing a selected substance, performing second magnetic separation on remaining powder by employing a magnetic field withmagnetic induction intensity larger than 7,000Gs, and electing a separated substance, thereby obtaining the positive powder, wherein the positive material of the lithium ion battery contains at leastone element of cobalt, manganese, iron and nickel. The purification method is simple in process, low in equipment investment, low in cost and wide in adaptability, the positive powder with purity reaching 96% or above can be obtained by magnetic separation of a weak magnetic field in one time, and meanwhile, the aluminum recycle rate also can be improved.

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 discloses a rapid plate clamping type filter screen installing frame. The rapid plate clamping type filter screen installing frame comprises border frames, fixed metal plates, handles, movable metal plates and a preliminary effect filter screen. According to the rapid plate clamping type filter screen installing frame, the handles can rotate with first connecting holes as rotating centers through driving the two handles, thus the movable metal plates deviate through the connecting limiting function of bolts and nuts, thus gaps are formed between the movable metal plates and the border frames so that sealing strips and the preliminary effect filter screen can be installed, disassembled or replaced effectively through the gaps by a user, thus the effects that the filter screenis conveniently replaced by the user, the equipment space is saved, and the equipment length is saved are effectively achieved, the leakage circumstance is effectively avoided, and then purification requirements are met. In addition, through plate type drawing and pulling of the preliminary effect filter screen, effective squeezing force can be reached, and thus the sealing effect can be further guaranteed; and meanwhile, the filter screen can also be replaced by the user effectively and more rapidly, and thus the purpose of further lowering the labor cost is achieved.

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.

An efficient indoor environment-friendly air filter comprises an air inlet frame, an air suction device, a first frame body device, a water tank device, a water spraying device, a second frame body device, a rotating device, a connecting device and a third frame body device; wherein the air inlet frame is provided with first through holes, a second through hole, first springs, a first filter screen, a first sponge block and a second filter screen; the air suction device comprises an air suction pipe, a fan, a first support and first fixing rods; the first frame body device comprises a first frame body, a sealing ring, a third filter screen, a fourth filter screen, a first inclined plate, a first pipeline and a first valve; the water tank device comprises a water tank, a fifth filter screen, a water inlet hopper, a second fixing rod, a second pipeline, a second valve, a second support and a third fixing rod; the water spraying device comprises a third support, a first fixing block, a rotating plate, a first transverse rod, a second spring and a first connection ring. The indoor air can be effectively purified, the purification efficiency is high and the purification effect is good.

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 photo-oxidation catalytic waste gas purifier, and relates to the technical field of industrial waste gas purification. The purifier comprises a purifier body, a primary filtering unit, a C-waveband ultraviolet device, an ozone generator and a filtering unit, the primary filtering unit is arranged at the waste gas inlet of the purifier body, the primary filtering unit adopts activated carbon fiber cotton, the filtering unit is arranged at the purified gas outlet of the purifier body, and the C-waveband ultraviolet device and the ozone generator are arranged between theprimary filtering unit and the filtering unit. The purifier has the advantages of good purification effect, high purification efficiency, low cost, good practicability, no toxic or side effects on human bodies, environmental friendliness, no pollution, and easiness in promotion and use.

A self-circulating solar air purifier comprises an outer shell, an air circulating filtration system and a solar circulating device system, wherein a plurality of air inlets are uniformly distributedand arranged on a circle of the lower end of the outer shell; a plurality of air exhaust ports are uniformly distributed and arranged on a circle of the upper end of the outer shell; the air circulating filtration system is arranged at the internal position, between the air inlets and the air exhaust ports, of the outer shell; a first-level filtration layer, a second-level filtration layer, a third-level filtration layer and a fourth-level filtration layer are sequentially arranged in the air circulating filtration system from high to low or from top to bottom; an air convection device is fixedly arranged at the internal position, between the fourth-level filtration layer and the air exhaust ports, of the outer shell, connected with the inner wall of the outer shell in a sealing manner, and further equipped with a timing device; and the solar circulating device system used for supplying energy to the air convection device is arranged at the top end of the outer shell.

The invention discloses a control system of a fresh air purifier. The control system comprises a single chip microcomputer (SCM) module, an environmental monitoring module, a fan module and a control panel. The environmental monitoring module is connected to the SCM module electrically; the fan module is connected to the SCM module electrically, and the control panel is connected to the SCM module electrically; the control panel is a touch screen; the fan module comprises a first fan for delivering purified air, and a second fan for discharging indoor contaminated air. In the invention, temperature and humidity, CO2, PM2.5 and VOC in the air are monitored, and the corresponding operation mode is adjusted automatically according to the data of monitoring; the control system is high in automaticity, and convenient for people to use; and the purification effect of the fresh air purifier is improved.

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.

The invention provides a microcirculation air purifier mainly used for air exchange and purification of families, hospitals and office places. The device is driven by a low-energy-consumption draughtfan, under control of a digital control unit, through a purification unit, outdoor air is filtered and then guided into a room or indoor dirt air is exhausted out of the room, and accordingly indoor and outdoor air microcirculation is formed. Little energy consumption and small installing space are used in the purifier, heat energy losses are avoided to the maximum degree, and the user requirementis met. The purifier is composed of an air purification unit and a digital control unit. The device is arranged on a user wall or glass, one pipeline is commonly used for air exhaust and air supply,an air filter unit and a small-power forward rotation and reverse rotation draught fan are arranged in the pipeline, the indoor digital control unit is used for detecting the real-time indoor air quality and indoor temperature, an intelligent control system conducts the air exhaust and air supply work, and indoor air microcirculation circulation and purification are achieved.

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.