2270results about How to "Improve purification effect" patented technology

The invention belongs to the technical field of sewage purification, and particularly relates to an intelligent adjusting system for water quality purification and a purification method. The system can obtain and process water quality information in real time, ensure timeliness and accuracy of monitoring, dynamically adjust a purification scheme, select an optimal treatment method according to a specific pollution type, improve the purification efficiency, adopt a special purification scheme for different types of pollution, ensure that medicines are applied according to indications, remarkably improve the purification effect, and improve the purification effect through circulating purification. The whole process is controlled by an intelligent system, manual intervention is not needed, errors and workloads caused by manual operation are reduced, a purification scheme is automatically judged and switched, operation continuity and stability are ensured, the use of chemical agents is reduced through accurate control and efficient treatment, and the cost is reduced. The risk of secondary pollution to the environment is reduced, various complex water quality pollution problems can be effectively solved, and water resources and the ecological environment are protected.

The utility model relates to the technical field of industrial sewage treatment, in particular to industrial sewage purification equipment for environmental protection engineering. The problems that in the flocculant adding operation process, the adding amount of a flocculant is difficult to control, and the overall sewage treatment efficiency of equipment is affected are solved. The device comprises a treatment tank and a drainage pipe fixedly connected to the side face of the treatment tank. The device further comprises a flocculating agent feeding assembly and a stirring assembly. The propeller can automatically drive the oval block to rotate, and then the baffle is driven to intermittently block the discharging opening of the flocculating agent adding box, so that the flocculating agent adding box can automatically and quantitatively add a flocculating agent into the water inlet pipe, and flocculates in the treatment tank can be conveniently discharged through the slag discharging pipe; sewage in the stirring barrel is stirred through the stirring rod, so that the sewage and a flocculating agent are fully mixed, the sewage purification effect is improved, and meanwhile, a scraping plate scrapes away impurity attachments on the inner wall of the stirring barrel.

The invention discloses a fire-proof gas concentration detection device for a coal mine goaf, and relates to the technical field of environment detection, the fire-proof gas concentration detection device comprises a cylinder, the side wall of which is provided with an air inlet for introducing to-be-detected air; the air outlet cylinder is connected to the upper end of the cylinder body, fan blades are rotationally arranged in the air outlet cylinder, and rotation of the fan blades drives air to enter from the air inlet and flow through the whole device; the funnel-shaped dust collection cylinder is connected to the lower end of the cylinder body, and a plurality of separation blades are distributed on the inner circumference of the funnel-shaped dust collection cylinder and used for preliminarily filtering and blocking dust impurities in the air, so that the purified air enters the cylinder body to be detected; the dust collection box is connected to the bottom of the dust collection barrel; the plurality of sensor cylinders are uniformly distributed on the inner circumference of the cylinder body, a connecting seat is arranged in each sensor cylinder, and a gas semiconductor sensor is mounted on each connecting seat; the device can improve the precision of gas concentration detection, flexibly adapt to different working conditions and realize intelligent cleaning and maintenance.

The invention relates to the technical field of industrial waste gas purification, in particular to an industrial waste gas purification ecological protection device which comprises a machine body, a purification liquid cavity and a dust collection cavity are integrally formed in the middle of the machine body, an annular limiting groove is formed in the inner wall of the machine body, and an impurity temporary storage cavity is integrally formed in the bottom end of the machine body; an impurity separation assembly is arranged at the bottom of the inner side of the machine body, and the annular limiting groove is slidably connected with the driving assembly. According to the improved ecological protection device, waste gas entering the machine body is subjected to primary impurity removal through the impurity separation assembly, so that the filtering pressure of a filter screen is reduced, a cleaning piece and an impurity cleaning plate are driven to rotate, impurities in the filter screen and an impurity temporary storage cavity are cleaned, meanwhile, a driving assembly can further drive a spraying turbulent flow assembly to operate, and the cleaning effect is improved. The rising speed of the waste gas is reduced while purifying liquid is sprayed out of the industrial waste gas, the contact time of the purifying liquid and the waste gas is prolonged, and the purifying effect on the industrial waste gas is improved.

The invention relates to the technical field of water treatment, in particular to a movable treatment device for rural black and odorous water treatment, comprising: a movable vehicle body for supporting and moving overall components of equipment; the bottom of the treatment tank is fixedly connected with the top of the mobile vehicle body, the top of the treatment tank is fixedly connected with a water inlet end cover through a bolt, and the outer side of the treatment tank is fixedly connected with an access door through a bolt. Compared with the prior art, large-particle impurities can be prevented from entering the purification assembly, blockage of purification components such as an activated carbon cylinder is avoided, the smooth purification process is guaranteed, the burden of the purification assembly is relieved by removing the large-particle impurities in advance, and the purification assembly can treat small-particle pollutants and soluble substances more intensively. Therefore, the purification efficiency of the whole treatment device can be improved, and the treatment time and cost are reduced.

The invention discloses efficient purification equipment for industrial sewage treatment, and relates to the technical field of sewage treatment.The efficient purification equipment comprises a box body, a fixed shell and a water pump are fixedly connected to the box body, and the water outlet end of the water pump and the bottom of the fixed shell are jointly and fixedly connected with a water outlet pipe. Through the arrangement of the intermittent material mixing unit, a water pump sucks sewage in the box body through a water inlet pipe, then the sewage is discharged through a strip-shaped water outlet head through a water outlet pipe and a water outlet pipe, the sewage passing through a fixed shell can drive an impeller to rotate, the impeller rotates to drive a rotating pipe and an extrusion block to rotate, and under the action of a reset spring, the sewage is discharged. The U-shaped piston rod reciprocates, then the spray head sprays materials to the water curtain intermittently, the sprayed flocculating agent and sewage in the water curtain are flushed to the inclined surface of the annular disc, and under the action of the Y-shaped groove, the flocculating agent and the sewage flow to the bottom of the annular disc and can be mixed again, so that the mixing effect of the agent and the sewage is improved; the sewage purification effect is improved.

The invention discloses an underground water extraction and reinjection circular treatment device, and relates to the technical field of underground water treatment.The underground water extraction and reinjection circular treatment device comprises an equipment frame, a servo motor is fixedly installed above the equipment frame, and a transmission shaft is fixedly installed at the output end of the servo motor; a supporting plate is fixedly installed on the inner wall of the equipment frame, the end, away from the servo motor, of the transmission shaft rotationally penetrates through the upper wall and the lower wall of the supporting plate, a water outlet pipe fixedly penetrates through the surface of the equipment frame, and a water inlet pipe fixedly penetrates through the bottom of the equipment frame; the purification device comprises a separation frame, a fixing rod, a sleeve, a lifting frame, a purification frame, a filter plate and a fixing plate, the underground water extraction and reinjection circulation treatment device can effectively remove peculiar smell and colored pollution under the action of activated carbon, meanwhile, large-particle impurities are effectively removed, and the purification effect on underground water is improved.

The detachable reactor comprises a water supply pipe, a communicating pipe and a plurality of barrel sets, each barrel set is formed by splicing a top cover, an upper barrel, an upper grating net, a main barrel, a lower grating net, a lower barrel and a bottom cover, and the bottom cover is connected with a water inlet pipe, a water drainage pipe and a series connection pipe through a first reversing valve; the top cover is provided with a water outlet pipe with a valve and flushing pipes, the water supply pipe is provided with a water supply pump and a box body, the box body is provided with a sewage pipe and a dosing mechanism, the communicating pipe is communicated with the series connection pipes and the flushing pipes and provided with a second reversing valve, inner cavities of the upper cylinder and the lower cylinder are filled with filter materials, and an inner cavity of the main cylinder is filled with catalytic filler. Sewage is filtered and catalytically decomposed by using the filter material and the catalytic filler in the cylinder group, the cylinder group is convenient to disassemble for cleaning and replacement, and series connection, parallel connection and backwashing work of the plurality of cylinder groups can be realized through cooperation of each pipeline and each valve, so that the sewage treatment effect is ensured, and the sewage treatment efficiency is improved.

The invention discloses a flow field device for purifying a printing cavity and a 3D printer, the flow field device comprises a forming cavity, an air inlet piece and an air outlet piece, the air inlet piece and the air outlet piece are arranged in the forming cavity in a communicating mode, the air inlet piece and the air outlet piece are arranged away from each other, and the air inlet piece comprises an air inlet pipe and a lower air equalizing pipe connected to the air inlet pipe; the lower gas homogenizing pipe is arranged in the forming cavity in a communicating mode, the communicating position is located on the lower portion of the forming cavity, the outline of the edge of the end, away from the air inlet pipe, of the lower gas homogenizing pipe is rectangular, the long edge of the lower gas homogenizing pipe is parallel to the bottom wall of the forming cavity, a plurality of gas homogenizing plates are arranged in the lower gas homogenizing pipe, and a plurality of gas homogenizing holes are formed in the gas homogenizing plates. The gas flow field can be formed near the laser scanning area, so that black smoke generated during laser scanning can be comprehensively and effectively taken away, and the influence of the black smoke on the printing quality in the printing process can be reduced.

A safe optical cable cross-connecting box provided by the present invention comprises a base, the upper part of the base is rotatably connected with a heat dissipation cylinder, the heat dissipation cylinder is fixedly sleeved with an installation column, and the circumferential side wall of the installation column is provided with a plurality of welding disc grooves from top to bottom and is also provided with a plurality of optical splitter grooves. The inner side of the welding disc groove and the inner side of the optical splitter groove are both communicated with the heat dissipation barrel through heat extraction openings, the periphery of the installation column is covered with a liftable protection barrel cover, a heat dissipation opening communicated with the heat dissipation barrel is formed in the top of the protection barrel cover, a heat dissipation fan is installed in the heat dissipation opening, and an air suction cavity communicated with the heat dissipation barrel is formed in the base. An annular groove is formed in the circumferential cavity wall of the air suction cavity. According to the cross-connecting box, the cylindrical arrangement is adopted, the welding disc grooves and the optical splitter grooves are reasonably distributed in the circumferential direction, the occupied area can be reduced, centralized heat dissipation can be achieved, the heat dissipation effect is improved, water vapor and dust sucked into air can be adsorbed, and safety is improved.

The present application discloses an ecological floating bed, which relates to the technical field of sewage treatment, including a floating plate and a plurality of planting tubes, wherein a fixed plate is coaxially connected to the central area of ​​the top surface of the floating plate, the outer diameter of the fixed plate is smaller than the outer diameter of the floating plate, a support rod is coaxially arranged at the bottom of the fixed plate, the support rod vertically passes through the floating plate and extends downward, and a main counterweight is arranged at the bottom of the support rod; a plurality of planting tubes are evenly spaced and arranged circumferentially at the bottom of the floating plate near the outer ring, the planting tubes are placed vertically, the side walls of the planting tubes are hollow mesh-shaped, planting holes are vertically penetrated through the floating plate, the planting holes correspond one to one with the planting tubes, and the planting tubes are used to plant aquatic plants; a sailboard is arranged at the edge of the top surface of the floating plate, at least two sailboards are arranged and are symmetrically distributed relative to the center of the axis of the floating plate, and the sailboards are arranged radially along the floating plate. The present application has the effect of improving the purification capacity of the ecological floating bed.

The utility model provides an industrial waste gas purification device which comprises a base, a purification box body, an exhaust fan and a vibration assembly, and the exhaust fan is fixed at the top of the purification box body; the vibration assembly comprises a supporting frame and a transmission shaft. The surface of the support frame is fixedly connected with the inner wall of the purification box body; the inner wall of the purification box body is fixedly connected with filter cloth and an elastic placement plate in sequence from top to bottom; the number of the supporting frames is two, through the arrangement of the vibration assembly, waste gas is filtered through the filter cloth while flowing downwards, dust in the waste gas is removed, then the waste gas makes contact with activated carbon placed on the elastic containing plate, then harmful substances in the waste gas are removed, the filter cloth can be prevented from being blocked by the dust after the filter cloth is flapped, and the dust removal effect is improved. After being flapped, the elastic placing plate drives the activated carbon to turn up and down, so that the contact area with the waste gas is increased, the waste gas purification is accelerated, and the waste gas purification efficiency is improved.

The invention relates to the field of sewage purification, in particular to a fluorine-containing polymer chemical sewage environment-friendly purification device which comprises a fixed seat, a box body, a cover plate, a water inlet pipe, a water outlet pipe and the like, the fixed seat is fixedly connected with a box body made of a toughened glass material; the box body communicates with a water inlet pipe; the box body communicates with a water outlet pipe; the system further comprises an illumination sensor and the like. An annular groove is formed in the box body; the cover plate is fixedly connected with an illumination sensor. When sunlight is strong in daytime, the lamp tube is turned off, the electromagnet is powered on, the electromagnet and the magnetic attraction block attract each other under the action of magnetic force, then the electric guide rail I is controlled to enable the moving block I to drive the lamp tube to rotate, and then the lamp tube enables the electromagnet and the magnetic attraction block to pull the filter film which is in a folded state initially till the filter film is in an unfolded state; furthermore, strong sunlight is filtered through the light filtering film, so that the intensity of light entering the box body is reduced, and the situation that algae organisms are damaged by too strong sunlight and the activity of the algae is reduced is avoided.

The utility model discloses a water treatment device for amino acid production, which belongs to the technical field of amino acid wastewater treatment and comprises a treatment box, a water inlet pipe is communicated with the upper portion of the treatment box, a stirring mechanism, a blocking mechanism and a sediment collecting mechanism are sequentially arranged in the treatment box from top to bottom, and a water outlet pipe is communicated with the lower portion of the side wall of the treatment box. The water outlet pipe is arranged above the blocking mechanism, an intermittent driving mechanism is arranged on the outer top wall of the treatment box, the intermittent driving mechanism is in transmission connection with the stirring mechanism and drives the stirring mechanism to rotate, a chemical injection mechanism is arranged on the upper wall of the treatment box, a chemical nozzle is arranged on the stirring mechanism, and the chemical injection mechanism is connected with the chemical nozzle through a pipeline. The water treatment device for amino acid production provided by the utility model can efficiently and quickly realize uniform dispersion of a medicament and efficient mixing and contact of the medicament and wastewater, and meanwhile, can reduce the probability that sediments at the bottom rise up.

The invention discloses an in-situ treatment system for enhanced purification of overflow pollution of a river inlet discharge port, and belongs to the technical field of water environment treatment. The in-situ treatment system comprises a magnetic flocculation precipitation unit and an ecological slope protection purification unit. Overflow sewage of a river channel discharge port is firstly intercepted to the magnetic flocculation sedimentation unit by the sewage lifting pump, and in the process, the overflow sewage is firstly preliminarily mixed with a composite flocculant polyferric silicate sulfate in the sewage inlet pipe, and then enters the magnetic seed mixing reaction tank to be further fully and uniformly stirred and mixed with magnetic seeds. According to the invention, an integrated overflow sewage pretreatment device and an ecological slope protection deep purification filter tank are established near a river inlet discharge port side slope by utilizing a slope top and a large-area river side slope. And under the conditions of low investment and low operation cost, the problem that the river inlet discharge port overflow pollution treatment generally lacks a site is solved according to local conditions.

The invention discloses a carbon fiber composite pultrusion plate pyrolysis tail gas incineration treatment system, belongs to the technical field of tail gas treatment, and provides the following scheme that the carbon fiber composite pultrusion plate pyrolysis tail gas incineration treatment system comprises a secondary combustion chamber, a semi-dry quenching device, a pulse bag-type dust collector, a flue gas reheater, an alkali liquor spraying and washing tower and a chimney, a gas inlet pipe is arranged on one side of the bottom end of the alkali liquor spraying and washing tower, and a gas outlet pipe is arranged on the other side of the bottom end of the chimney; an exhaust pipe is arranged at the upper end of the alkali liquor spray washing tower; the function that the driving shaft can drive the multiple atomization nozzles to rotate is achieved, and the atomization nozzles are further allowed to move in the horizontal direction. The dual movement mechanism greatly enlarges the spraying range covered by the atomizing nozzle, and ensures that the alkaline solution can be more comprehensively and fully mixed with the flue gas, so that the flue gas purification efficiency and quality are powerfully guaranteed; the incineration treatment system for the pyrolysis tail gas of the carbon fiber composite pultrusion plate shows more excellent practicability and efficiency when being used for treating the flue gas.

The invention relates to the technical field of air purifiers, in particular to a spinning special air purifier which comprises a shell, a fan, an electrostatic generator and an ozone ion generator, a supporting plate with the L-shaped cross section is fixedly connected to the interior of the shell, and a dust removal net plate and an air purification filter element are fixedly connected to the supporting plate; one side of the shell is fixedly connected with an air inlet screen plate; a reciprocating screw rod is rotatably connected to the upper inner wall of the shell, a cleaning assembly is arranged on the reciprocating screw rod, the cleaning assembly comprises a bending block in threaded connection with the reciprocating screw rod, an opening is formed in the upper surface of the bending block, a mounting block is arranged in the opening, and a cleaning brush is fixedly connected to one end of the mounting block. According to the air purifier, air penetrates through the air purification filter element to be purified and then discharged, the air purification treatment effect is good, the service life of the air purifier is prolonged, and use of the air purifier is facilitated.

The utility model belongs to the technical field of water quality purification, and particularly relates to an ecological landscape water quality purification device which is characterized in that a floating block assembly, a microbubble generator, a spraying pipeline and a water pump are mounted at the top of a box body, the floating block assembly is arranged at the top of the box body and used for planting aquatic plants, and root system groups of the aquatic plants penetrate through the floating block assembly to enter the box body; the microbubble generator is mounted in the center of the top of the box body and is used for improving the oxygen concentration of water; the spraying pipeline is mounted at the top of the box body and is used for spraying water onto the aquatic plants; the water pump is installed in the box body, the output end of the water pump is connected with the spraying pipeline, the water pump is used for providing power for spraying water to the spraying pipeline, the ecological landscape water is oxygenated through the microbubble generator, and the purifying effect of the purifying device on the ecological landscape water quality is better.

The utility model discloses a novel advanced oxidation device which comprises an outer shell, a gas-liquid mixing chamber, an ultrasonic atomization disc, a gas inlet hole, a water inlet hole, a connecting ozone generator, a UV reaction coil pipe and the like. Through ultrasonic wave catalysis and ultraviolet light catalysis, H2O is excited by O3 and a large amount of. OH with higher oxidability is generated, the mixing degree and turbulent fluctuation intensity of ozone and sewage are improved, the mass transfer coefficient is increased, the mass transfer rate of ozone is increased, and four-section oxidation reaction is carried out in one reactor, so that the ozone oxidation efficiency and effect are greatly improved; and a reinforced oxidation effect is generated on pollutants in the wastewater, so that the pollutants in the wastewater are degraded and removed.

The invention discloses Burkholderia gladioli HM-72 and application thereof, the Burkholderia gladioli HM-72 is preserved in China Center for Type Culture Collection on July 13, 2023, the preservation address is Wuhan University, Wuhan, No. 299, eight road, Wuchang District, Wuhan, Hubei, and the preservation number is CCTCC NO: M20231291. The strain is high in Pb stress resistance, and has the capability of partially dissolving phosphorus and producing siderophores. After the strain is applied to the Pb-polluted soil, the migration rate of Pb can be improved, the removal of Pb in the soil is accelerated, the Pb is accumulated in the overground part of the enrichment plant, the problem of repairing the lead pollution of the soil is solved, meanwhile, the strain can inhibit the growth of pathogenic fungi, the growth promoting and bacteriostasis characteristics of the strain can provide favorable conditions for the growth of the enrichment plant in a high-lead environment, and the application prospect is wide. The biomass accumulation is promoted, and the method has an application prospect in heavy metal polluted environment restoration.

The invention discloses an arsenic removal method for purifying waste acid, and belongs to the technical field of sulfuric acid preparation. The method comprises the following steps: settling wastewater, and carrying out filter pressing on slurry through a first filter press; in the first-stage reaction tank, the waste acid reacts with a desulfurizing agent from a sodium hydrosulfide preparation tank, and after the reaction is completed, the waste acid is sent to a first-stage FBL filter to be filtered; in the second-stage reaction tank, the waste acid reacts with a desulfurizing agent from the sodium hydrosulfide preparation tank, and after the reaction is completed, the waste acid is sent to a second-stage FBL filter to be filtered; the filtrate of the second-stage FBL filter is sent to a dynamic wave scrubber for recycling; a flocculating agent is added into the first-stage FBL filter and the second-stage FBL filter; tail gas of the first-stage reaction tank, the first-stage FBL filter, the second-stage reaction tank, the first-stage FBL filter and the sodium hydrosulfide preparation tank is sent to a spray tower, washing liquid containing sodium hydrosulfide and sodium sulfide in the spray tower is sent to the sodium hydrosulfide preparation tank, and sodium hydrosulfide solids are added into the sodium hydrosulfide preparation tank.

The invention relates to multifunctional ecological negative ion environment-friendly wallpaper and a preparation process thereof, and belongs to the technical field of wallpaper, and the preparation process comprises the following steps: coating the surface of a base paper layer with a polyurethane copolymer with negative ion powder, and performing extrusion compounding in an isothermal static pressure manner to form a middle layer; an antibacterial wear-resistant component is sprayed on the surface of the middle layer, and is cured by ultraviolet irradiation to form an outer layer, so that the multifunctional ecological anion environment-friendly wallpaper consisting of the base paper layer, the middle layer and the outer layer is formed; zinc oxide and tourmaline are mixed and subjected to ball milling, and negative ion powder is obtained; grafting the negative ion powder with a silane coupling agent and then combining the negative ion powder with polyurethane to obtain a polyurethane copolymer with the negative ion powder; graphene oxide and an antibacterial substance are combined to prepare an antibacterial wear-resistant component; according to the technical scheme, the polyurethane copolymer with the negative ion powder improves the negative ion release performance of the wallpaper, the antibacterial and wear-resistant components enhance the antibacterial property and wear resistance of the wallpaper, and the overall comprehensive performance of the negative ion wallpaper is improved.

The invention relates to the technical field of air filters, and specifically to a dry chemical filter for air purification, comprising a frame, a dry filter box, a filtering structure, a mounting structure, an opening and closing structure, a scraping structure and a closing structure; the dry filter box is opened by the opening and closing structure, so that the internal coarse-effect filter, medium-effect filter, chemical filter element and high-efficiency filter are conveniently taken out, and the parts inside the dry filter box are conveniently inspected and maintained, and the sealing is good, thereby improving the purification effect; the dust, pollutants and toxic and harmful chemical pollutants in the air are filtered in layers by the filtering structure, and the coarse-effect filter, medium-effect filter, chemical filter element and high-efficiency filter are quickly disassembled by the mounting structure, thereby improving the installation and disassembly efficiency of the coarse-effect filter, medium-effect filter, chemical filter element and high-efficiency filter; the dust particles adhered to the coarse-effect filter are scraped off by the scraping structure, thereby improving the filtering effect of the coarse-effect filter.

The invention relates to an air pollution control purification tower, and belongs to the technical field of air pollution control, the air pollution control purification tower comprises a purification tower main body and a tower cover fixedly mounted at the top of the purification tower main body, a purification barrel is fixedly mounted in the purification tower main body, and an air outlet pipe extending to the outside of the tower cover is fixedly mounted in the tower cover; a first cleaning mechanism which extends into the purification barrel and is used for cleaning the inner wall of the purification barrel is arranged on one side of the purification tower main body. According to the air pollution control purification tower, the controller controls an axial flow fan to start to work to drive a flow guide pipe to rotate, meanwhile, the controller controls a booster pump to start to work to convey a purification barrel in a liquid storage tank into the flow guide pipe through a connecting pipe and a hose, and then spraying is conducted through spraying holes, so that the purification reaction is promoted, and the purification effect is improved. The reaction rate of the purification barrel is effectively increased, the overall purification effect of the purification barrel is effectively improved, and the advantages of high purification speed and good purification effect are achieved.

The invention discloses a material and method for reducing the content of heavy metals and nitrogen and phosphorus in bottom mud, the material is suitable for reducing the content of heavy metals and nitrogen and phosphorus in bottom mud, and the material comprises the following components in parts by mass: 100 parts of calcareous shale, 20-40 parts of steel slag, 6-10 parts of activated carbon powder and 6-10 parts of medium-coarse sand; the sintering material is formed by sintering a mixed material, and the mixed material comprises the following components in parts by mass: 100 parts of calcareous shale, 20-40 parts of steel slag, 6-10 parts of activated carbon powder and 6-10 parts of medium-coarse sand; and 2-4 parts of an adhesive. The material for reducing the contents of heavy metals and nitrogen and phosphorus in the bottom mud not only blocks the pollution of sludge to water quality, but also effectively reduces the contents of heavy metals and nitrogen and phosphorus nutrients in the bottom mud in situ, and can reduce the thickness of the bottom mud, improve the characteristics of the bottom mud and really realize harmless treatment of the bottom mud.

The utility model relates to the technical field of water purification devices, and discloses a water quality purification device which comprises a box body, a cleaning assembly is arranged in the box body, and an adjusting assembly is arranged in the box body; the cleaning assembly comprises a water quality purification device of a reciprocating screw rod I, the water quality purification device of the reciprocating screw rod I is rotationally embedded in the water quality purification device of a box body I, and a water quality purification device of a scraping plate I is arranged on the outer surface of the water quality purification device of the reciprocating screw rod I; limiting rods are slidably embedded in the two sides of the outer surface of the water quality purification device, a second belt wheel rotates to drive a reciprocating lead screw to rotate, the reciprocating lead screw rotates to drive the scraper to move, and the scraper cleans the surface of an interception filter plate. And the influence on the purification effect caused by the blocking of the intercepting filter plate by flocculant coagulum and particles is avoided.

The invention belongs to the technical field of synthetic purifying agents, and discloses a multipurpose synthetic purifying agent and a use method thereof, and the purifying agent comprises the following components in percentage by weight: 18-50% of ferric trichloride; 2-37% of polyaluminum ferric chloride; 10 to 60 percent of calcium chloride dihydrate; 22 to 52 percent of ferrous sulfate; 5-45% of polyaluminum chloride; 10-30% of basic aluminum chloride; according to the invention, COD in wastewater can be rapidly removed, the pH value is neutralized, the hydrophilicity is changed, a diffusion layer is compressed, the counter-ion effect is increased, and the purpose of oxidation reduction is finally achieved; in the hydrolysis process, a surfactant and various pollution factors in wastewater can be effectively adsorbed and polymerized into jelly, and the jelly is rapidly precipitated and separated in a short time, so that the wastewater is purified.

The invention relates to the technical field of carbon dioxide recovery waste gas purification, in particular to waste gas purification equipment for carbon dioxide recovery and a purification method thereof.The waste gas purification equipment for carbon dioxide recovery comprises a shell assembly and further comprises a slag removal assembly, and the slag removal assembly comprises a fixed cylinder and a rotating part; the rotating component comprises a slag removal motor, a first stirring plate and a second stirring plate, a fan-shaped shell is fixedly mounted at the bottom of the outer cylinder, a water outlet part is arranged at the bottom of the fan-shaped shell, and a collecting component is arranged in the fan-shaped shell, and the waste gas purification method for carbon dioxide recovery comprises the steps of spraying, purification and the like. The device has the advantages that sediments in the lime water are continuously removed in the waste gas purification process, the negative influence of sediment accumulation on the sulfur dioxide removal efficiency is avoided, sulfur dioxide in the waste gas is effectively purified, corrosion of the sulfur dioxide to subsequent carbon dioxide recovery equipment is reduced, and the reliability and the safety of a whole waste gas treatment system are improved.

The present invention relates to the technical field of direct drinking water treatment, and in particular to a nano-ion ozone disinfection method for direct drinking water. It includes: preparing pure water with municipal water, and storing the pure water in a water tank; taking pure water, and pumping a first micro-nano ozone bubble under pressure to prepare mixed water; adding the mixed water to the water tank to mix with the pure water, and at the same time pumping a second micro-nano ozone bubble under pressure into the pure water to complete the disinfection of direct drinking water. Compared with the method of directly purifying with micro-nano ozone bubbles, the present invention can increase the content of micro-nano ozone bubbles in pure water and significantly improve the purification effect. The pore size of micro-nano ozone bubbles determines the content of micro-nano ozone bubbles in the mixed water and the production speed of the mixed water, and the mixed water cannot be stored for a long time. It is necessary to adjust the pore size of the micro-nano ozone bubbles in real time in combination with the consumption speed of the direct drinking water to obtain the best purification effect while reducing the emission of ozone tail gas.

The invention discloses a cyclone filter for sponge city rainwater collection, and relates to the technical field of cyclone filters, the cyclone filter comprises a support base, a filter cartridge is fixedly mounted on the support base, and the cyclone filter also comprises a decontamination assembly arranged on the filter cartridge and used for cleaning a fine filter screen and a coarse filter screen in the filter cartridge; the blocking assembly is arranged on the decontamination assembly, so that after the interior of the filter cartridge is blocked, the inlet of the filter cartridge is blocked at the same time; the automatic pollution discharge assembly is arranged in the filter cartridge and is used for automatically cleaning impurities such as silt accumulated in the filter cartridge; and the stirring assembly is arranged above the sewage discharging assembly and is used for increasing the centrifugal force of rainwater in the filter cartridge. According to the device, when the water flow is reduced due to blockage of the filter screen, the decontamination assembly can be automatically triggered, and the filter screen is cleaned through cooperation of the electromagnet and the cleaning brush, so that the problem that the filtering efficiency is reduced due to long-term blockage of the filter screen is effectively avoided, and smooth collection and efficient filtration of rainwater are ensured.