22 results about "Biological decontamination" patented technology

The application discloses a hydrophilic round square membrane bed biological purification system and method, which comprises an aerobic main body reaction unit, one end of the aerobic main body reaction unit is provided with a unit inlet overflow pipe part, and the other end is provided with a unit outlet overflow pipe part, a water passing arc wall part is arranged in the aerobic main body reaction unit, the water passing arc wall part comprises a front area mixed medicine arc wall part, a interception and filtration purification arc wall part and a rear area mixed medicine arc wall part, a water round square membrane bed part is arranged between the front area mixed medicine arc wall part and the interception and filtration purification arc wall part, an air inlet of the water round square membrane bed part is connected with an aeration oxygen supply part, and air inlets of the front area mixed medicine arc wall part and the rear area mixed medicine arc wall part are connected with front and rear arranged medicine adding parts; the application can efficiently and quickly and with energy saving and low consumption deal with organic or inorganic pollutants with normal chain functional groups which are carried in water.

This invention discloses a novel biological deodorization and purification device, comprising a shell, a pretreatment section, a biological purification section, an induced draft fan, a collection duct, and a delivery duct. The pretreatment section includes three parallel chambers, each containing a spray system with a pump and piping. The biological purification section includes an exhaust gas duct, a biologically active packing layer, a temperature and humidity sensor, a carbon source inlet, a spray system, and an exhaust gas outlet. The pretreatment and biological purification sections efficiently remove inorganic and organic components from high-concentration, irritating, and harmful gases generated in the livestock and poultry farming industry, achieving compliant emissions after deodorization. In use, this invention simplifies large-scale biological deodorization and purification equipment combined with a scrubbing system, solving the problems of excessive floor space and cumbersome installation of the original system, and achieving the removal of complex malodorous gas components.

The utility model relates to the technical field of sewage treatment design, in particular to modular biological reaction sewage treatment equipment. Comprising a sewage treatment tank, a mounting cavity is formed in the sewage treatment tank, and an impurity filtering cavity for filtering impurities and a sewage treatment cavity for biological purification are arranged above and below the mounting cavity respectively; a mounting box is arranged in the mounting cavity, and the side part of the mounting box is mounted in the sewage treatment tank through a connecting plate; a driving unit is arranged in the mounting box; a filter barrel mounted on the mounting box is arranged in the sewage treatment cavity; filtering holes are formed in the side wall of the filtering barrel, and the bottom of the filtering barrel is connected with the driving unit and used for driving the filtering barrel to rotate under the driving of the driving unit; a stirring assembly is arranged in the sewage treatment cavity; the driving unit is connected with the stirring assembly and is used for driving the stirring assembly to work, so that the stirring assembly stirs sewage falling into the sewage treatment cavity.

The utility model discloses a multistage coordinated ecological water quality purification system belongs to water quality purification technical field, including the intercept module, denitrification and phosphorus removal module and drop water type biological purification module of setting in the ditch, the intercept module, denitrification and phosphorus removal module and drop water type biological purification module are arranged in proper order according to the water flow direction, the intercept module includes the grating structure, and the cross section of grating structure is adapted with the ditch cross section, denitrification and phosphorus removal module includes the bottom mud capture well and denitrification and phosphorus removal unit, and denitrification and phosphorus removal unit installs in the bottom mud capture well, and the bottom mud capture well sinks below the ditch bottom, drop water type biological purification module includes a plurality of height gradient drop water unit that drops along the water flow direction. The utility model discloses drop water type biological purification module forms the continuous water curtain through multistage drop water unit, and the turbulent aeration effect is strengthened, need not aeration equipment, and energy consumption reduces.

The utility model discloses a kind of microbial purification capacity test test cabin, comprising: cabin, cabin has cabin door and is used for injecting microorganism microbial sample inlet, to be detected purification sample can pass through cabin door in and out cabin and can carry out microbial purification to air in cabin;Sensor is set in cabin, sensor can detect temperature and humidity in cabin;Temperature regulating assembly, temperature regulating assembly can adjust temperature in cabin;Humidity regulating assembly, humidity regulating assembly can adjust humidity in cabin;Microorganism injection assembly, the output end of microorganism injection assembly is communicated with microbial sample inlet and is used for injecting microorganism in cabin;Microorganism collection detection assembly, microorganism collection detection assembly can detect the content of microorganism in cabin.The above-mentioned microbial purification capacity test test cabin, the detection of the purification effect of to-be-detected purification sample is convenient.

This invention discloses an algae-bacterial symbiosis device and its application in purifying air in enclosed spaces. The algae-bacterial symbiosis device provided by this invention can not only purify odorous gases containing VOCs using microorganisms, but also fix CO2, the metabolic end product of odorous gases, through algal photosynthesis, while simultaneously treating CO2 generated by human activities. It purifies the air and provides sufficient oxygen, serving as a source of indoor air. The algae-bacterial symbiosis device operates at normal temperature and pressure, requiring only electrical energy input and no additional energy consumption (such as fuel), resulting in significant economic benefits and low-carbon characteristics. Furthermore, the device does not produce secondary pollution; the purified indoor air can be reused indoors, and the nutrient solution required for algae growth and metabolism can be recycled without external discharge. This algae-bacterial symbiosis device enables air circulation within enclosed spaces and features small size and high purification efficiency.

The utility model belongs to sewage treatment equipment technical field relates to a sewage treatment's biological deodorization system, including the induced draft fan unit formed by three induced draft fans, and the induced draft fan 5 import is connected with the biochemical pool or the adjusting jar, and the induced draft fan 7 export connects the exhaust chimney, the washing tower group formed by caustic washing tower and water washing tower, and the caustic washing tower is connected with the induced draft fan 5 export, and the water washing tower is connected with the induced draft fan 6 import, two parallel biological purification boxes, one end is connected with the induced draft fan 6 export, and the other end is connected with the induced draft fan 7 import, and the biological purification box is equipped with plastic filler, first biological filler section and second biological filler section in turn along the length direction in, and the plastic filler connects the pretreatment loop, and the first biological filler section connects drip filtration loop, and the second biological filler section connects filter loop, and the inside is equipped with the drainage plate below the first biological filler section. Have reliable treatment to the stench gas, ensure the advantage that the discharge is safe.

The utility model discloses a kind of composite front pond treatment systems of lake inflow runoff pollution, including ecological wetland and biological bed area, for having obvious ecological function Natural or artificially formed perennial / seasonal waterlogging zone or water area, further comprising: the bank of the ecological wetland area is equipped with biological bed area, the biological bed area is composed of water inlet sedimentation zone, filter zone, biological purification zone, the filter zone is installed on water inlet sedimentation zone, the biological purification zone is located on the side of filter zone far from water inlet sedimentation zone, and close to the water body of ecological wetland area, the filter zone is composed of filter tank, retaining wall, filter screen, filter material and planting tray. A kind of composite front pond treatment systems of lake inflow runoff pollution provided by the utility model can concentrate processing lake inflow runoff pollution, comprehensively purifies various pollutants in runoff.

This utility model provides a biological interception and purification combination device for ecological drainage ditches in high-standard farmland, relating to the field of high-standard farmland. It includes a biological purification frame, columns, and guide rods. The outer surface of the columns is slidably connected to a interception groove, and the upper surface of the interception groove is hinged to a pull rod. The left and right ends of the guide rods are welded with beams, and the left and right sides of the beams are provided with through holes. A bidirectional threaded rod is rotatably connected within the through holes of the beams. The biological purification frame includes a planting cylinder and an installation support plate. The installation support plate is screwed onto the outer surface of the planting cylinder. Through the interception groove, planting cylinder, and installation support plate, the device prevents crop residues and branches from flowing into the roots of aquatic plants in the planting cylinder, thus avoiding drainage blockage. This facilitates the rapid replacement and cultivation of aquatic plants, solving the problems of drainage blockage caused by the accumulation of crop residues and branches between the roots of aquatic plants in traditional drainage ditches, as well as the inconvenience of replacing and cultivating dead aquatic plants.

The present invention discloses a composite biochar immobilized microbial filler and its application in the degradation of volatile organic pollutants. The composite biochar immobilized microbial filler utilizes bamboo fiber, thermoplastic polyurethane, and bamboo biochar as the carrier, and is made with efficient degradation bacterial suspension for volatile organic pollutants as the active microorganism. The composite biochar immobilized microbial filler prepared by the present invention has advantages such as high surface activity, high mechanical strength, high degradation efficiency, and high microbial immobilization capacity. It enhances the adsorption and degradation ability of microorganisms towards VOCs while simultaneously improving the mechanical strength of the immobilized microbial filler, thereby addressing challenges in biological purification technology. The biochar immobilized microbial filler of this invention is used for the degradation of volatile organic pollutants, wherein the polyurethane and bamboo material are inexpensive and easily obtainable, and the preparation process is simple and efficient, offering significant economic cost advantages.

The application discloses a multifunctional laundry tablet and a preparation method thereof, and belongs to the technical field of daily washing materials. The multifunctional laundry tablet is prepared through ten continuous processes of dosing, mixing and stirring, discharging, semi-finished product detection, substrate preparation, sizing and casting film forming, drying, slitting, inner packaging, outer packaging, finished product inspection and warehousing, and is prepared from a core decontamination system of a compound anionic and nonionic surfactant, a heavy metal chelating component of disodium EDTA, a biological decontamination system of a protease and a composite enzyme, and a self-synthesized ultraviolet light crosslinking type anti-color-bleeding defoaming agent, and takes non-woven fabric as a carrier.

The application discloses a kind of land-based circular pool circulating water aquaculture tail water treatment methods, comprising (1) pretreatment, (2) precipitation and aeration, (3) secondary purification: water discharged from the sedimentation tank is sequentially through the porous filter material purification zone and biological purification zone of secondary purification tank, the biological purification zone is put into purification accelerator, (4) water quality detection: the water after purification is detected, if it is qualified, then it is discharged into the reservoir for standby, and then reaches the breeding pond through the water inlet system, to realize the recycling of aquaculture tail water.The land-based circular pool circulating water aquaculture tail water treatment method of the application is scientific and reasonable, after pretreatment of aquaculture tail water, precipitation, aeration, porous filter material purification and biological purification through secondary purification tank, and through purification accelerator to improve the purification efficiency and purification effect of aquaculture tail water, to realize the recycling of aquaculture tail water, improve resource utilization efficiency, and save the cost of aquaculture.

The application discloses an economic and water purification efficiency gain type seawater breeding tail water treatment system and method, which comprises a sedimentation tank, a biological purification tank and an ecological purification tank connected in sequence, and a salt-tolerant floating aquatic plant biological floating bed is arranged on the water surface of the sedimentation tank and the biological purification tank, oysters are hung under the salt-tolerant floating aquatic plant biological floating bed in the biological purification tank, and algae seedlings are hung in the ecological purification tank. The application can fully utilize physical sedimentation in the sedimentation tank, nitrogen and phosphorus absorption and light shielding and heat insulation of the floating aquatic plants, microbial mineralization and transformation of the nutritive substances and the filtering effect of the functional organisms in the physicochemical treatment tank, and the absorption effect of the large algae in the biological purification tank, so that the tail water is purified in stages and in multiple levels.

The present application relates to dam technical field, specifically disclose a kind of dam structure with biological purification structure, including treatment pond and platform being set on it, the drainage opening of the treatment pond is arc notch, and the radian angle of arc notch is 90 °, dam body assembly is arranged in the arc notch on the treatment pond, and dam body assembly is equally angularly distributed with mounting cavity, the inside of each mounting cavity is provided with sliding groove, and the corresponding slider is slidably connected on sliding groove, the slider is installed on filter frame, and filter frame is provided with filter screen fence, driving mechanism for driving dam body assembly rotation is installed on the treatment pond.The application can replace filter frame in the process of filtering wastewater, avoid the suspension of filtration caused by closing water valve, thereby help to improve the filtering efficiency, in addition, polypropylene suspended biological ball filled in filter frame will rub and collide with each other along with its rotation, thereby can scatter silt, prevent hardening and block hole.

The utility model relates to tortoise breeding technical field, concretely relates to a kind of turtle breeding tank with self-filtering and biological purification, including breeding tank main body, the inner wall of breeding tank main body is fixed with the partition used baffle, the inner wall of breeding tank main body is provided with the cleaning assembly that carries out cleaning to breeding water, the cleaning assembly includes composite filter component and filter box, the composite filter component is arranged in the inside of breeding tank main body and located the outer wall right side of baffle, in the utility model, personnel can be set to filter water pump and return to the other side of baffle breeding water, and through the green planting area, pebble filter layer, volcanic rock filter layer and ceramic ring filter layer that are set, impurity in breeding water can be filtered, and finally further purification treatment is carried out to breeding water by filter cotton layer and activated carbon plate, so that the space occupied by filtering equipment can be reduced, the replacement of filter cotton can be reduced, and the influence of peculiar smell and mosquito can be avoided.

This invention provides a highly efficient continuous cleaning system for waste PET bottle flakes used for recycling polyester staple fibers, relating to the field of resource recycling technology. It includes a three-stage linkage cleaning module, an integrated continuous conveying system, a wastewater recycling system, a precision sorting module, and an AI visual recognition + multi-sensor fusion control system. The three-stage linkage cleaning module employs a physical-chemical-biological synergistic approach to simultaneously remove three types of impurities from the bottle flake surface: label adhesive, grease, and stains. This invention constructs a three-stage linkage cleaning module that combines low-temperature embrittlement, enzymatic pre-degradation, and high-frequency ultrasound to achieve synergistic physical-chemical-biological decontamination, enabling the simultaneous and efficient removal of label adhesive, grease, and stains. Low-temperature embrittlement rapidly cracks the adhesive layer; enzymatic pre-degradation selectively degrades grease and protein-based stains under alkaline-free conditions, avoiding thermal degradation of the PET molecular chains.

This invention discloses a seawater treatment system for aquatic organism seedling and larval cultivation based on a natural ecological cycle. The system includes a natural sedimentation tank, a secondary sedimentation algae cultivation tank, a multi-stage dark sedimentation tank, a primary sand filter, a secondary sand filter, and a water storage tank connected to the end of the secondary sand filter. A pump is installed to connect to a water storage tower. A seawater concentration device and an ultrafiltration device are also included between the water storage tower and the aquatic organism seedling tank. The secondary sedimentation algae cultivation tank can be directly connected to a juvenile shellfish rearing tank for direct use in juvenile shellfish cultivation. The sand filter also features a backwashing design for easy recycling. The seawater processed through the primary and secondary sand filters, concentration device, and ultrafiltration device can be used for larval cultivation of aquatic organisms. This water treatment system, through its multi-stage structural design and combined with natural environmental control of light and shading, avoids the drawbacks of chemical and biological purification and the shortcomings of simple physical sand filtration in a natural and ecological way. This ensures a large-scale supply of water for aquatic organism seedling and shellfish cultivation, meeting the diverse needs of large industrial areas.

This utility model discloses a sponge bio-rope packing material and a curtain-shaped bio-rope packing material assembly. The sponge bio-rope packing material includes a sponge bio-rope packing material body, around which radially distributed sponge strips are arranged. This utility model processes a sponge into a rope-shaped sponge bio-rope packing material body, with radially distributed sponge strips around it. This increases the surface area of ​​the sponge bio-rope packing material, thereby increasing the bio-loading capacity. Furthermore, the structure of the sponge bio-rope packing material body with radially distributed sponge strips around it increases the surface area of ​​the sponge while reducing the depth of its internal pores from the surface. This allows microorganisms to metabolize in the pores closer to the surface of the sponge, and the resulting metabolites can be flushed out by water, solving the problem of easy clogging and compaction of sponge packing materials. In addition, the radial structure design of the sponge bio-rope packing material body allows for better oxygen penetration, which is beneficial to improving the biological purification effect.

This utility model provides a modular co-production green energy-saving improvement system, belonging to the technical field of energy-saving improvement systems. This modular co-production green energy-saving improvement system includes: a subsystem for using rainwater and shower wastewater for toilet flushing, including a water storage and purification module, a piston pump water module, and a water supply switching module; a subsystem for using kitchen wastewater for greening irrigation, including a physical grease trap module and a biological purification module; and a subsystem for using fecal wastewater for biogas lighting, including a biogas fermentation module and a purification and utilization module. It comprehensively realizes the deep recycling of rainwater and wastewater, saving precious water resources, significantly reducing wastewater discharge, and, without generating additional wastewater and waste gas, innovatively fills the gap in biogas utilization in urban communities, powerfully promoting the development and utilization of biomass energy, demonstrating extremely high innovative value and practical efficiency.

The utility model discloses a kind of inner circulation short-path denitrification filter tank, it is related to sewage treatment technical field.The utility model includes filter tank body, filter tank body includes three-chamber filter tank, the top cover of three-chamber filter tank is provided with cover plate, mounting strip is fixed in three-chamber filter tank inner wall, overflow plate is cooperatively arranged in the mounting groove of mounting strip, three-chamber filter tank is separated by overflow plate and formed sewage chamber, purification chamber and catch basin, circulation pipe is communicatively arranged between catch basin and sewage chamber;Purification chamber is located in the middle position of three-chamber filter tank, and heating plate is fixed in its purification chamber inner wall, and purification chamber is equipped with biological purification assembly.The utility model cooperates by setting biological purification assembly and heating plate, while maintaining suitable microbial reaction temperature, using the large specific surface area structure of biological adsorption membrane group, effectively adsorbing organic matter and nitrogen compound in sewage, and realizing short-path denitrification treatment by microorganism, significantly improve denitrification efficiency and overall processing capacity.

The application discloses a kind of deodorization equipment of negative pressure suction combined with biological method, including biological purification tower and adjusting chamber, the middle part of biological purification tower is equipped with main purification cylinder, and the both sides of main purification cylinder are equipped with side purification part, and side purification part includes approximately flatly placed cylindrical first purification channel and rectangular second purification channel, and the inside of biological purification tower is equipped with biological membrane assembly corresponding to each first purification channel inside.The application can effectively improve the deodorization effect, and can enhance the stability of the equipment while prolonging the service life of the equipment, and the vertically arranged biological membrane assembly not only can play a recovery role, but also can ensure that the odor is fully contacted with the biological membrane during the purification process, thereby improving the purification efficiency.