37results about How to "Accelerate the speed of purification" patented technology

The invention discloses an indoor air purification device, and relates to the technical field of air purification. The indoor air purification device comprises a box body. A filter screen and a disinfection box are sequentially and fixedly connected between the two sides of the inner wall of the box body from left to right. The top of the inner wall of the box body is fixedly connected with an exhaust fan. An extraction opening of the exhaust fan communicates with an exhaust pipe, and the end, far away from the exhaust fan, of the exhaust pipe communicates with a suction plate. An air outlet of the exhaust fan communicates with a connecting pipe, and the end, far away from the exhaust fan, of the connecting pipe penetrates through the disinfection box and stretches into the disinfection box. The top of the inner wall of the disinfection box is fixedly connected with a first motor. Disinfection bottles are fixedly connected to the top of the inner wall of the disinfection box and located at the two sides of the first motor. By the adoption of the indoor air purification device, the problem that an existing air purification device cannot achieve effective purification is solved, air can be filtered and purified and then be exhausted into the air, the exhausted air is harmless to human bodies, and environmental pollution is reduced.

The invention relates to a centrifugal gas way type gas purifier which comprises a gas and spray mixing device, a purifier shell, a centrifugal rotor and a power device. The gas and spray mixing device is used for mixing gas with spray, the centrifugal rotor used for adsorbing suspended particles in the gas is mounted in the purifier shell, a plurality of centrifugal gas ways for gas flow to flow unidirectionally are arranged in the centrifugal rotor, the power device is in transmission connection with the centrifugal rotor to drive the same to rotate, and a gas inlet of the centrifugal rotor is connected with a gas outlet of the gas and spray mixing device. The gas and spray mixing device mixes the gas with the spray and provides power to feed mixed gas to the centrifugal gas ways, the centrifugal rotor driven by the power device rotates at a high speed, and the suspended particles in the mixed gas entering the centrifugal gas ways are adhered on the inner walls of the centrifugal gas ways under action of centrifugal force, so that the suspended particles and harmful gas in the gas are removed circularly to achieve the objective of efficiently purifying the gas.

A 99.99% pure indium feed is charged into crucible 8 and heated to 1250° C. by upper heater 6 in a vacuum atmosphere at 1x10-4 Torr, whereupon indium evaporates, condenses on the inner surfaces of inner tube 3 and drips to be recovered into liquid reservoir 9 in the lower part of tubular member 11 whereas impurity elements having lower vapor pressure than indium stay within crucible 8. The recovered indium mass in liquid reservoir 9 is heated to 1100° C. by lower heater 7 and the resulting vapors of impurity elements having higher vapor pressure than indium pass through diffuser plates 12 in the upper part of tubular member 11 to be discharged from the system whereas the indium vapor recondenses upon contact with diffuser plates 12 and returns to liquid reservoir 9, yielding 99.9999% pure indium while preventing the loss of indium.

The invention provides an efficient environment-friendly air sterilization and disinfection purifier, and belongs to the technical field of air purification. The purifier comprises a shell, an air inlet fan, an air inlet motor, a static electricity filter net and an active carbon filter net, the air inlet fan is arranged on the left side of the shell, the static electricity filter net is arrangedon the right side of the air inlet fan, the active carbon filter net is arranged on the right side of the static electricity filter net, a filter net mounting groove is formed in the upper portion ofthe shell, the static electricity filter net and the active carbon filter net are inserted in from the filter net mounting groove, an exhaust fan is arranged on the right side of the shell, a controller is arranged on the shell, and ultraviolet disinfection lamps are arranged on side plates of the shell. A water tank is arranged in the shell, and an atomizer is arranged on the lower portion of thewater tank. Fine particle, bacteria, viruses and other harmful substances in air can be effectively filtered, the air inlet fan and the exhaust fan are arranged to accelerate air flowing rate, the purifying speed is increased, filter net mounting and dismounting are quite convenient, the ultraviolet disinfection lamps are arranged, bacteria and viruses absorbed on the filter net can be effectively killed, an air humidifying device is arranged, and indoor air environment is effectively improved.

The invention discloses a centralized intelligent control system of air purifiers. The centralized intelligent control system comprises the multiple air purifiers, control hardware, first detection modules, a second detection module, an intelligent phone module, a data processing module and a transmission module. The control hardware controls starting and stopping, the purification degrees and the air volumes of the air purifiers according to commands and further comprises third signal switching devices and distance meters. The data processing module provides an optimal control scheme of the air purifiers. The purification effect required by a user is achieved with the minimum power consumption. According to the centralized intelligent control system, an intelligent phone is utilized for carrying out centralized control over the multiple air purifiers; in an automatic control centralized purification mode, according to user needs, intelligent centralized purification is carried out on a designated area; the purification effect required by the user is achieved with the minimum power consumption through the optimal control scheme; and a large amount of energy can be saved, and the purification effect and purification speed of air of the designated area can be effectively increased.

The invention provides a fine chemical sewage deodorant and a preparation method thereof, and relates to the technical field of sewage treatment. The fine chemical sewage deodorant is prepared from the following raw materials: modified zeolite, lactic acid bacteria, microorganism compound bacteria, spice, calcium persulfate, hydrogen peroxide, a herba menthae extract, a tea extract, a rhizoma gastrodiae extract, polyethylene glycol, hydroxymethyl cellulose and a disinfectant. The fine chemical sewage deodorant has the advantages that the deodorization rate is high, raw materials are easily available, the cost is low, excellent adsorption capacity is achieved, on one hand, malodorous molecules are adsorbed for deodorization by utilizing intermolecular Van Der Waals' force, on the other hand, the deodorant and substances in odor emitted by the sewage are effectively combined so as to effectively remove the odor, and the deodorant can adsorb the odor in the air and decrease the odor concentration in the air so as to achieve the purpose of deodorization.

The invention discloses a water environment heavy metal pollution treatment device. The water environment heavy metal pollution treatment device comprises a treatment tank main body; the treatment tank main body is divided into four parts by separating plates, and comprises an adsorption tank, an electrolysis tank, a reaction tank, and a sedimentation tank from left to right successively; the tops of the separating plates are provided with overflow grooves; one end of the top of the adsorption tank is provided with a water inlet pipe; an active carbon adsorption screen is arranged in the adsorption tank; an electrode is arranged in the electrolysis tank; the top of the electrode is provided with a guide line. According to the water environment heavy metal pollution treatment device, the treatment tank main body is provided with the adsorption tank, the electrolysis tank, the reaction tank, and the sedimentation tank, so that purifying effect on a plurality of heavy metals in waste water is increased; stirring blades are arranged in the sedimentation tank, and are driven to rotate by a motor, so that reaction of heavy metals in waste water with heavy metal catalysts in the reaction tank is more complete, purifying speed and efficiency of the water environment heavy metal pollution treatment device are improved, and the practicality of the water environment heavy metal pollution treatment device is increased.

The invention relates to a wastewater treatment filtering device and belongs to the technical field of wastewater treatment equipment. The wastewater treatment filtering device comprises a box and a driving device, and at least one hollow filtering cylinder is arranged in the box. The cylinder wall of each filtering cylinder is provided with filtering holes, and a first filtering layer and a second filtering layer are arranged on the cylinder wall sequentially from outside to inside. At least one brush in contact with each second filtering layer is arranged in the box along the height direction of each filtering cylinder, a driving wheel is connected to the top of each filtering cylinder through a connecting shaft and is connected with the driving device, and a water outlet pipe penetrating out of the bottom wall of the box is arranged at the bottom of each filtering cylinder. The wastewater treatment filtering device has the advantages of benefit to improvement in wastewater purification effect and purification acceleration, power resource saving, high water outflow and self-cleaning capacity.

The invention discloses a method for treating ammonia nitrogen in acid wastewater containing heavy metals, and belongs to the technical field of water treatment. The method comprises the following steps of: 1, after carrying out grinding and high-temperature plasticizing processing on zeolite and blast furnace steel slags, performing a hydrothermal reaction with water, carrying out sedimentation, filtration, drying and grinding on a reaction product, feeding the obtained product into the wastewater, and removing the heavy metals; 2, adding a cationic polymer into the wastewater to form a flocculation organism, removing toxic cyanide by an air jet cyclone floating device and a skimmer, and separating the flocculation organism; 3, leading the wastewater into a nitrification region to carry out nitrification; 4, after carrying out deoxidation on the wastewater, enabling the wastewater to enter an anaerobic denitrification to carry out denitrification; 5, filtering the wastewater by a submerged membrane to obtain filtered and purified water. According to the method disclosed by the invention, the heavy metals, the organism, the toxic cyanide and the ammonia nitrogen all can be effectively removed, and a sewage purification speed and biological purification intensity are improved; moreover, the method disclosed by the invention is low in construction investment, low in operation cost and suitable to popularize and apply.

The invention relates to an air purifier and an air purification assembly, and belongs to the field of air purification equipment. The air purifier comprises a shell, a motor, an air flue switching assembly, a filtering assembly and an ozone generating part. A containing cavity is defined by the shell, the shell is provided with an air inlet and an air outlet, and the motor, the air flue switching assembly, the filtering assembly and the ozone generating part are all arranged in the containing cavity. By means of the air purifier, indoor and outdoor air cyclic exchange can be achieved, and the air can be effectively filtered, sterilized and disinfected. In addition, the air purifier and the air purification assembly can effectively utilize kinetic energy, and the air purification speed and degree are improved. The air purification assembly comprises the above air purifier and externally loaded equipment. The air purifier is further provided with a tester and a transmitter. The tester detects the indoor air quality, the transmitter transmits the detection result to the externally loaded equipment, and the externally loaded equipment regulates and controls the air purifier. The air purification assembly can conduct remote control over the indoor air and is convenient and practical to use.

The invention discloses a flue gas purification device and process for hot mix plant recycling equipment. The flue gas purification device comprises a burner, a recycling drum, a first dust leading pipeline, a spraying cyclone tower, a second dust leading pipeline, a first reaction chamber, a second reaction chamber, an induced draft fan and a chimney which are sequentially connected in series. Amicrowave light-oxygen catalytic purification device is arranged in the first reaction chamber and comprises a magnetron, an electrodeless lamp and a photocatalyst; the magnetron emits microwaves to light the electrodeless lamp; and a microwave catalytic pyrolysis device is arranged in the second reaction chamber and comprises a magnetron and a catalyst. During operation, the microwave light-oxygen catalytic purification device emits ultraviolet light to produce hydroxide radicals and ozone to carry out a redox reaction with dust-containing flue gas, and the magnetron of the microwave catalytic pyrolysis device produces microwaves to further perform catalytic pyrolysis on the dust-containing flue gas until the dust-containing flue gas is purified into clean air. According to the flue gas purification device disclosed by the invention, the dust-containing flue gas is treated by the two reaction chambers, with excellent effect but without causing secondary pollution.

The invention discloses a spraying disinfection robot. The spraying disinfection robot comprises a moving base and a main body, wherein the main body is arranged on the movable base; a sprinkling canis arranged in the main body; a spraying mechanism is arranged on the main body; the spraying mechanism comprises a spray gun erected on the main body; a spray head is arranged at one end of the spraygun; a water pump is arranged in the spray gun; the water inlet end of the water pump is connected with a water inlet conduit; the water inlet conduit is connected with the sprinkling can; the wateroutlet end of the water pump is connected with a water outlet conduit; and the water outlet conduit is connected with the spray head. According to such a scheme, the sprinkling can and the spraying mechanism are arranged on the movable base, so the robot is used for carrying out spraying disinfection in a severe environment, and manual participation is reduced; and thus, the risk of workers is reduced, cost is lower, efficiency is higher, and a purification speed and purification effect are greatly improved.

The invention relates to a liquid metal working medium purification device which comprises a barrel, a purification wire mesh assembly, a crystallization wire mesh assembly and a cooling structure, wherein an inlet pipe and an outlet pipe are arranged on the barrel, and the purification wire mesh assembly and the crystallization wire mesh assembly are arranged in the barrel; the cooling structure is arranged outside the barrel and is used for cooling the crystallization wire mesh assembly; and a liquid metal working medium enters the barrel from the inlet pipe, sequentially passes through the purification wire mesh assembly and the crystallization wire mesh assembly and then is discharged out of the barrel from the outlet pipe. The device has the advantages that a cold trap method and a hot trap method are combined, physical purification and chemical purification can be conducted at the same time, a loop does not need to be heated or cooled to adapt to different operation temperatures of a cold trap and a hot trap, operation is easier and more convenient, and the purification efficiency and speed can be improved.

The invention discloses a microbial agent for treating high-salt industrial wastewater and a preparation method of the microbial agent, and belongs to the technical field of wastewater treatment. The microbial agent comprises a polyacrylamide outer layer and a microbial purification core, and the outer wall of the microbial purification core is wrapped with a slow-release capsule layer. The microbial purification core is prepared from the following components in percentage by mass: 20 to 40 percent of composite treatment bacteria porous particles, 10 to 20 percent of bacillus licheniformis porous particles, 10 to 20 percent of Micrococcus lylae porous particles, 10 to 20 percent of Citrobacter freundii porous particles, 10 to 20 percent of bacillus subtilis porous particles and 10 to 20 percent of bacillus amyloliquefaciens porous particles. Through the porous filler particles, the dispersion of bacteria is facilitated, the treatment effect of the bacteria is effectively improved, and the treatment speed of the high-salinity wastewater is effectively improved.

The invention relates to a purification method and equipment for cool circulating water or town secondary sewage water, and is characterized in that the invention has the following steps: a quick mixing zone 1 for mixing a ready treated liquid and a mixing medicament, a flocculating reaction zone 2 for mixing and flocculating a mixed liquid with a backflow deposit substance to get a compact alum at an outlet of the zone, a depositing and concentrating zone 3 for separating a supernatant liquor and a suspension solid and for returning and draining a deposit substance, and a filtering facility zone 4 for purifying the supernatant liquor; the equipment of the invention mainly comprises the quick mixing zone, a high efficient clarification tank and a filtering zone; the invention designs the purification method and equipment for liquid and water; the water quality from the invention is stable, the cost is lower, which changes the prior purification method for liquid and water.

The invention discloses a high-efficiency air purification method for an indoor enclosed space. The high-efficiency air purification method adopts a left purifying device, an electromotor and a rightpurifying device; a lower air inlet and a first fan are correspondingly installed below the left purifying device; a dust filter screen is installed inside the lower air inlet; the middle part of eachsubstrate is provided a hydraulic telescopic column; the left side of the left purifying device is provided with a side surface air inlet; a second-stage filter core is installed inside a first-stagefilter core; a third-stage filter core is installed above the electromotor; the upper portion of the right purifying device is provided with a second air outlet; a second fan is arranged on the internal upper portion of the second-stage filter core; and a water tank is installed below an atomizing device. The high-efficiency air purification method for the indoor enclosed space is relatively highin purification speed and can implement humidification treatment on the indoor air by adopting the atomizing device so that indoor people can have relatively good experience both in life and in work.

The invention relates to the technical field of treatment of breeding wastewater, in particular to a purification and elimination device for purification and elimination of peculiar smell in breedingwastewater and an operation method thereof. The device comprises a breeding wastewater pool, a biological deodorization box and a biological deodorant box, wherein a photolysis catalysis box is connected to one end, away from the breeding wastewater pool, of a water delivery pipe. According to the invention, breeding wastewater is pumped into the biological deodorization box, and the wastewater istreated through a biological deodorant in the biological deodorant box, so foul gases such as hydrogen sulfide and ammonia gas in the wastewater can be effectively removed, the deodorization rate andthe fly inhibition rate of the wastewater reach 85% or higher, the contents of COD and ammonia nitrogen in the wastewater are obviously reduced, the purification speed and capacity of the wastewaterare improved, no toxic or side effect is caused to human beings, animals and plants, and no pollution is generated to the environment; the biological deodorant can be sprayed into the biological deodorization box through arranged spray heads, so the biological deodorant makes full contact with breeding wastewater; and a reaction speed and a wastewater purification effect are improved through continuous stirring.

The invention discloses an attapulgite soaking device with convenience in operation, and relates to the technical field of processing attapulgite. The attapulgite soaking device comprises a soaking box, wherein the soaking box comprises a water inlet pipe arranged on the top of the soaking box, a feeding opening formed close to the top of the side wall, a drainage pipe arranged on the bottom surface and a first eduction pipe arranged at the bottom of the side wall; electromagnetic valves are arranged on the water inlet pipe, the drainage pipe and the first eduction pipe, and are all communicated with an inner cavity of the soaking box; a first-stage filter screen is arranged in the inner cavity of the soaking box in a separating manner; the first-stage filter screen is obliquely downward towards one side of the first eduction pipe; the obliquely-downward end of the first-stage filter screen is positioned below the first eduction pipe; a liquid level meter is also arranged in the soaking box, and penetrates through the first-stage filter screen; a single chip microcomputer is also arranged on the outer wall of the soaking box; both the liquid level meter and the electromagnetic valves are connected to the single chip microcomputer through leads. The soaking device disclosed by the invention has the advantages of simple operation, higher practicality and higher flexibility; soaking and purification of the attapulgite can be realized.

An internal liquid cooling circulation system of an air filter, comprising a box body and an air outlet pipe, the air outlet pipes are fixedly connected to the lower left and right sides of the box body, and a fixing device is installed on the upper left side of the box body. The internal liquid cooling circulation system of the air filter, through the mutual cooperation between the first water tank, the second water tank, the first water pipe, the vertical bar and the second horizontal plate, can carry out water injection work outside the device, so that The operation is simpler and more convenient. Through the mutual cooperation between the first water tank, water pump, second water pipe, arc water pipe, vertical plate and fan, the water circulation time in the arc water pipe can be lengthened, thereby improving the cooling effect and practical. The performance is better, through the mutual cooperation between the L-shaped plate, the fourth horizontal plate, the activated carbon layer, the particle filter, the organic filter and the negative ion generator, the air can be better filtered and the filtering effect is improved.

The invention discloses a centralized intelligent control system of air purifiers. The centralized intelligent control system comprises the multiple air purifiers, control hardware, first detection modules, a second detection module, an intelligent phone module, a data processing module and a transmission module. The control hardware controls starting and stopping, the purification degrees and the air volumes of the air purifiers according to commands and further comprises third signal switching devices and distance meters. The data processing module provides an optimal control scheme of the air purifiers. The purification effect required by a user is achieved with the minimum power consumption. According to the centralized intelligent control system, an intelligent phone is utilized for carrying out centralized control over the multiple air purifiers; in an automatic control centralized purification mode, according to user needs, intelligent centralized purification is carried out on a designated area; the purification effect required by the user is achieved with the minimum power consumption through the optimal control scheme; and a large amount of energy can be saved, and the purification effect and purification speed of air of the designated area can be effectively increased.

The invention discloses an integrated reaction device for ozone and activated carbon. The integrated reaction device comprises an inner cylinder, an outer cylinder and a middle cylinder, wherein the inner cylinder and the outer cylinder are coaxially arranged, and the middle cylinder is arranged between the inner cylinder and the outer cylinder; a catalyst packing layer for reacting with ozone is arranged in the inner cylinder, an activated carbon packing layer is arranged in the middle cylinder, and an ozone gas guide pipe assembly used for guiding ozone into the inner cylinder and a water guide pipe assembly are arranged on the outer cylinder. According to the integrated reaction device in the technical scheme, through internal structure integration, all the reaction areas share the same wall, the effluent is connected through water passing holes, connecting pipelines of all reaction areas are reduced, the occupied area is reduced, and the capital construction investment cost is saved. Meanwhile, through the secondary ozone catalytic reaction of the inner cylinder, the purification speed and the purification effect of wastewater are greatly improved, and the product performance is improved.

The invention discloses a high-pressure purification device of an air purification device. The high-pressure purification device is composed of a plurality of rectangular electrodes arranged in parallel and strip-shaped saw electrodes mounted in the rectangular electrodes. The rectangular electrodes and the saw electrodes are connected to two electrodes of a power source respectively. The resistance sections of the novel rectangular electrodes arranged in parallel are small, and therefore the flow of air passing through the device is relatively large; the saw electrodes and the rectangular electrodes are matched so that a uniform high-voltage electric field can be generated, and the purification speed and the purification efficiency of the improved high-pressure purification device can be greatly improved.

The invention discloses an MBR sewage processing facility and method. The MBR sewage processing facility is provided with a purification tank. The storage cavity of the purification tank is divided into a plurality of purification chambers. Each chamber is provided with a U shape MBR membrane pipe, a dirt pipe, a dirt collection pipe, and a recovering pipe. The diameter of the bent section of theU shape MBR membrane pipe is greater than the diameters of other sections. A water inlet pipe is connected to a clean water pipe. Two ends of the dirt pipe are connected to the bent section of the U shape MBR membrane pipe and the dirt collection pipe. From one end to the other end, the diameter of the dirt pipe gradually narrows down at first and then gradually becomes bigger. The dirt collectionpipe is connected to a cleaning suction pipe. The cleaning suction pipe is connected to a dirt suction pump. The diameter of the cleaning suction pipe is smaller than the diameter of the dirt collection pipe. The recovering pipe is connected to the water inlet pipe of the U shape MBR membrane pipe and is also connected to a graded water pipe. The kinds of MBR of U shape MBR membrane pipes arranged between purification chambers can be identical or different. The facility can work under three purification work modes, can meet various requirements, and has a wide application range.

The invention discloses a method and device for producing a carbon material by non-pollution biomass microwave anaerobic carbonization. The method comprises the following steps that: in an inert gas protection environment, high-temperature pyrolysis treatment is performed on biomass by using microwave plasma formed by microwaves and metal discharge to realize anaerobic carbonization of the biomass, and a carbon material and a graphene material are prepared; and harmful substances in tail gas generated in the anaerobic carbonization treatment process of the biomass are adsorbed by utilizing a conductive carbon material, and the adsorbed harmful substances are subjected to high-temperature cracking treatment by utilizing microwave plasma formed by microwaves and metal discharge, so that the purification of the tail gas is realized. According to the method and device of the invention, not only can high-efficiency, pollution-free and zero-emission treatment of the biomass be realized, but also recycling of the biomass can be realized.

The invention discloses an inorganic solvent purification system, which is characterized in that the harmful solvent purification system comprises a conveying device which is connected to a to-be-purified solvent acting device and is used for conveying the inorganic solvent to be acted to a cylindrical cavity; the harmful solvent purification system comprises a transfer apparatus, which is connected to the to-be-purified solvent acting device and is used for transferring the purified inorganic solvent; the system for purifying the harmful solvent is additionally provided with the conveying device and the conveying device, the conveying device can continuously convey the inorganic solvent needing to be acted to the cylindrical cavity, the inorganic solvent needing to be acted forms the purified inorganic solvent after being acted, and therefore the transfer apparatus conveys the purified inorganic solvent to another position. The problems that in the prior art, the fluctuation effect ofthe purification effect on the inorganic solvent is poor, system control is difficult, and the phosphorus content and the potassium content of the purified inorganic solvent cannot reach the standardare solved.

The gas-propelled self-stirring combined purification tank of the present invention includes an outer wall and a partition arranged in the outer wall, and the partition divides the inner cavity of the outer wall into first, second, third and fourth cells; it is characterized in that: A first opening is provided between the first and second slots, a second opening is provided between the second and third slots, and a third opening is provided between the third and fourth slots; the first opening is provided with There is a feed pipe, and a discharge pipe is provided in the middle and upper part of the fourth cell; a U-shaped tube that can automatically stir the matrix is ​​arranged on the partition between the first cell and the second cell. In the combined purification tank of the present invention, a U-shaped tube is arranged on the dividing plate between the first cell and the second cell to realize the automatic stirring function of the substrate, and accelerate the purification and processing speed of the substrate; Adding the auxiliary stirring device simplifies the structure of the purification tank, reduces the production cost, has remarkable beneficial effects, and is convenient for application and popularization.

The invention discloses a magnetic adsorbent and a preparation method of the adsorbent. The adsorbent is prepared by the steps of preparing raw materials, blending, heating and stirring, stirring and drying, and forming an adsorbing layer; the adsorbent is formed by wrapping a carrier with an outer shell; and the outer shell is provided with the adsorbing layer with a covalent bonding amidogen functional group. According to the invention, after the adsorbent is completely reacted, an external magnetic field can be utilized to quickly recover the adsorbent, so as to achieve the purposes of shortening the time of treating heavy metal wastewater, reducing the cost of treating the heavy metal wastewater, avoiding causing the sludge treating problem and recovering valued metal in the heavy metal wastewater.

The invention discloses a sponge city ecological purification treatment device which comprises a conveying water pipe, two pairs of primary treatment boxes and a sedimentation treatment pond, the conveying water pipe is installed on the two pairs of primary treatment boxes through two pairs of flange connecting structures, and the sedimentation treatment pond is located in front of the two pairs of primary treatment boxes; the two pairs of primary treatment boxes are connected to the sedimentation treatment pond through two pairs of drainage pipes, and two pairs of multi-stage water purification treatment structures are mounted in the two pairs of primary treatment boxes; the invention relates to the technical field of ecological purification treatment equipment, and has the beneficial effects that the problems that an existing rainwater treatment and purification device is complex in structure, treats a large amount of rainwater at the same time during use, and is high in treatment capacity, very low in purification treatment speed, incapable of treating rainwater in batches, low in purification treatment efficiency and poor in treatment effect are solved; and the problem that the purification treatment effect is affected due to incomplete water treatment and purification is easily caused is solved.

The invention discloses a method for treating ammonia nitrogen in acid wastewater containing heavy metals, and belongs to the technical field of water treatment. The method comprises the following steps of: 1, after carrying out grinding and high-temperature plasticizing processing on zeolite and blast furnace steel slags, performing a hydrothermal reaction with water, carrying out sedimentation, filtration, drying and grinding on a reaction product, feeding the obtained product into the wastewater, and removing the heavy metals; 2, adding a cationic polymer into the wastewater to form a flocculation organism, removing toxic cyanide by an air jet cyclone floating device and a skimmer, and separating the flocculation organism; 3, leading the wastewater into a nitrification region to carry out nitrification; 4, after carrying out deoxidation on the wastewater, enabling the wastewater to enter an anaerobic denitrification to carry out denitrification; 5, filtering the wastewater by a submerged membrane to obtain filtered and purified water. According to the method disclosed by the invention, the heavy metals, the organism, the toxic cyanide and the ammonia nitrogen all can be effectively removed, and a sewage purification speed and biological purification intensity are improved; moreover, the method disclosed by the invention is low in construction investment, low in operation cost and suitable to popularize and apply.