2088 results about "Treatment pond" patented technology

The invention relates to the technical field of membrane bioreactors, and discloses an integrated sewage treatment membrane bioreactor and a sewage treatment method. The reactor comprises a treatment pond, a pretreatment unit and a membrane treatment unit are arranged in the treatment pond, the membrane treatment unit comprises a support, a pump body is fixedly installed at the top of the treatment pond, a channel is formed in the support, and the extraction end of the pump body is communicated with the channel through an extraction pipe. According to the invention, the root of a membrane filament can be clamped by a pair of moving clamping plates after the membrane filament is broken, so that the membrane filament is closed after being broken, sewage is prevented from entering the membrane filament without being filtered by filter holes and polluting the whole membrane treatment unit, the clamping plates can be protected, impurities are prevented from being accumulated on the surfaces of the clamping plates, and the service life of the membrane treatment unit is prolonged. And protection on the clamping plates can be cancelled during use, so that the clean clamping plates are exposed outside, the subsequent clamping plates cannot be influenced by impurities when clamping and sealing membrane filaments, and the sealing effect on the membrane filaments is better.

The invention discloses multistage potato starch sewage treatment equipment, and relates to the technical field of sewage treatment.The multistage potato starch sewage treatment equipment comprises a treatment pond and a solid waste isolation mechanism, the solid waste isolation mechanism comprises two isolation ponds and a lifting frame, and the two isolation ponds are both arranged at the left end of the interior of the treatment pond; the two lifting frames are movably arranged in the two isolation pools respectively, the solid waste discharging mechanism comprises two movable boxes and a reciprocating box, and the two movable boxes are movably arranged at the front ends and the rear ends of the top ends of the right sides of the two isolation pools respectively. After the lifting frame is driven to ascend, the movable grating is driven to rotate by 180 degrees through movement of the reciprocating box, solid waste accumulated on the movable grating can be conveniently discharged out of the isolation pool, the equipment can continuously block the solid waste in potato starch sewage, obstructions are automatically discharged, the manual workload is relieved, and the working efficiency is improved. The pretreatment efficiency of the potato starch sewage is improved.

The printing and dyeing wastewater filtering and cleaning equipment comprises a treatment tank, and the high end of the side wall of one side of the treatment tank is connected with a water inlet pipe; a first push rod motor pulls a main filter plate to move backwards along a first round rod, meanwhile, the main filter plate drives a connecting rod to move backwards, when the side, facing a water inlet pipe, of the main filter plate moves to be aligned with the rear side of a through hole, movement of the main filter plate is stopped, meanwhile, the connecting rod drives a driving rack to move backwards, and the driving rack drives a top gear to rotate; the top gear drives a rotating shaft to rotate, the rotating shaft drives a bottom gear to rotate, the bottom gear drives a driven rack to move, and the driven rack moves to the main filter plate along a second round rod, so that an opening of the main filter plate in a compartment of the supporting pipe is shielded, and the main filter plate can be separated from continuous impact of sewage; the opening of the supporting pipe at the standby filter plate is opened, so that the standby filter plate continues to filter, and the situation that continuous filtration of sewage is delayed is avoided.

The invention relates to the technical field of swimming pool filtration, in particular to a composite treatment method of a filter aid for swimming pool filtration, which comprises the following steps: S1, adding the filter aid: adding a powdered activated carbon filter aid into a filter through a feeding pump, and forming an activated carbon filter aid filter cake in the filter; s2, filtering: intercepting or adsorbing impurities when the water in the to-be-treated pond is filtered through an activated carbon filter aid filter cake and a filter, and continuously or intermittently supplementing a powdered activated carbon filter aid in order to maintain the filtering efficiency; s3, backwashing: when the pressure difference of the filter reaches a set value, backwashing is started, and intercepted and adsorbed pollutants and the activated carbon filter aid filter cake slurry are discharged into a drainage system together. The device has the effects of efficiently removing chloramine and other disinfection by-products, peculiar smell, pigment and other pollutants, guaranteeing the water quality safety of the swimming pool and maintaining normal operation of the swimming pool.

The utility model discloses an efficient reaction device for Fenton reaction, which comprises an adjusting tank A and an adjusting tank B. A plurality of treatment tank groups are arranged between the adjusting tank A and the adjusting tank B. The treatment tank groups consist of a plurality of mixing tanks, the plurality of mixing tanks are mutually isolated by partition plates, the upper ends of the plurality of partition plates are respectively provided with an overflow port for wastewater circulation, and the upper ends of the plurality of partition plates are respectively provided with an overflow port. And rotating modules for controlling the flow direction of the wastewater are mounted on the regulating tank A and the regulating tank B respectively. The device is simple in structure, wastewater in the adjusting tank A can be subjected to split-flow treatment by arranging a plurality of treatment tank groups, the degradation effect of organic matters is directly improved by reducing the water quantity, meanwhile, the reaction time is shortened, the treatment efficiency is improved, in addition, each treatment tank group consists of a buffer tank, a treatment tank and a reaction tank, and the cost is reduced. The wastewater can be treated step by step, so that the situation that concentrated sulfuric acid and ferrous ions are added synchronously in the reaction tank is avoided, and the wastewater treatment efficiency is improved.

The present invention relates to the technical field of wastewater treatment, and specifically, to a wastewater treatment device and method, comprising the following steps: step 1: injecting wastewater into a flocculation scum treatment tank through a wastewater inlet; step 2: injecting an appropriate amount of composite aluminum salts and polyacrylic agents into the flocculation scum treatment tank through a metering pump to perform coagulation assistance and flocculation enhancement treatment; and starting an air pump to inject air into the flocculation scum treatment tank through an aeration pipe, forming tiny bubbles, whereby due to the flocculation effect of the flocculant, originally fine matters in the wastewater agglomerate into larger particles, forming suspended matters, and these suspended particles adhere on the bubbles and rise up to the water surface for the convenience of being processed by a foam pushing plate.

The invention discloses a culture tail water resource treatment system based on pearl mussels, which belongs to the technical field of aquaculture and water environment protection and comprises a culture pond, a plurality of first treatment ponds, at least one second treatment pond, a third pipeline and a control unit. Each first treatment pond is connected with the culture pond through a first pipeline, activated sludge is laid in each first treatment pond, and an aeration device and an adsorption filter with the height capable of being adjusted through a lifting mechanism are arranged on each first treatment pond. The second treatment pond is connected with the first treatment pond through a second pipeline, the interior of the second treatment pond is divided into a phycomycete symbiotic area and a water quality purification area, the water quality purification area sequentially comprises a supporting layer, an adsorption layer and a substrate layer from bottom to top, and various aquatic plants are planted in the substrate layer. The third pipeline is connected with the second treatment pond and the culture pond to form a closed water treatment circulation loop. The control unit is responsible for monitoring and regulating the operation state of the system. According to the system, efficient purification and resource recovery of aquaculture tail water are realized through multi-stage treatment and cyclic utilization.

The invention provides an underground water purification plant pool wall underwater repair isolation device and a water-carrying repair construction method thereof. The device comprises a vacuum suction cup system, an isolation bin, a harmful gas monitor, a water pumping device and a monitoring terminal. The top face of the isolation bin and the side face facing the pool wall of the underground water purification plant are hollowed out, the suction cup part of the vacuum suction cup system is arranged on the outer edge of the hollowed-out side face of the isolation bin, and the negative pressure and filtering part of the vacuum suction cup system is arranged outside a treatment pool of the underground water purification plant. The negative pressure and filtering part of the vacuum chuck system is communicated with the chuck part of the vacuum chuck system; the harmful gas monitor is arranged in the isolation bin and is in wireless communication connection with the monitoring terminal; the water pumping end of the water pumping device is arranged in the isolation bin. According to the device, the life safety of underwater constructors can be guaranteed.

The utility model belongs to the field of water treatment, and particularly relates to a mineralization treatment tank. The mineralization treatment pond comprises a water inlet distribution channel, an upward flow dissolving pond, a downward flow sand filtering pond, a central channel, a communication channel, a feeding port and a pipe gallery. And the inlet water distribution channel distributes inlet water to each grid of treatment pond by adopting weir flow. And a dissolution reaction of mineralized filler occurs in the upward flow dissolving tank, so that the alkalinity, hardness and nutrient ions of desalted water are increased. The downward quicksand filter guarantees the stability of the effluent turbidity, and particularly eliminates the influence of the increase of the effluent turbidity of the mineralization dissolving tank when the mineralization filler is supplemented. The central channel is divided into three layers, the bottom-layer distribution channel is a water inlet and backwashing gas and water distribution channel of the dissolving tank, the middle-layer distribution channel is a water outlet and backwashing gas and water distribution channel of the sand filter tank, and the upper-layer distribution channel is a multifunctional central channel. And the multifunctional central channel is communicated with the dissolving tank communicating channel and the sand filter water collecting tank. The device can be popularized and applied to remineralization and restabilization of various desalted water.

The utility model provides sewage anti-blocking primary treatment equipment which comprises a pretreatment tank for sewage filtration, a water inlet communicated with a sewage inlet pipe is formed in one end of the pretreatment tank, a water outlet communicated with a sewage discharge pipe is formed in the other end of the pretreatment tank, and the diameter of the end, close to the water inlet, of the pretreatment tank is smaller than that of the end, close to the water outlet, of the pretreatment tank. According to the sewage anti-blocking primary treatment equipment, sewage penetrates through the crushing assembly and enters the sewage discharge pipe through the water outlet, the large-particle impurities in the sewage are crushed into small-particle impurities through the crushing assembly, the small-particle impurities enter the sewage discharge pipe, and the small-particle impurities enter the sewage discharge pipe; and the possibility that the sewage discharge pipe is blocked is reduced.

The utility model provides a concrete wastewater treatment system which comprises a primary pulp tank, a floating water tank, a treatment tank and an activating agent tank for storing a silicate high-alkali waste pulp activating modifier, a first partition plate is connected between the primary pulp tank and the floating water tank, and a first water guide hole is formed in the first partition plate. The activating agent tank is connected with the treatment pond through a main water pump, the primary pulp pond is connected with the treatment pond through a first water pump, the floating water pond is connected with the primary pulp pond through a second water pump, a concrete concentration sensor is connected in the primary pulp pond and electrically connected with the first water pump, and the first water pump is electrically connected with the floating water pond. And the purpose of resource utilization is achieved.

The invention belongs to the technical field of wastewater treatment equipment, and particularly relates to a cloth dyeing wastewater treatment device which comprises a supporting frame, the top end of the supporting frame is obliquely and fixedly connected with a filtering box, the inner wall of the filtering box is fixedly connected with a coarse filtering cylinder, and the side wall of the coarse filtering cylinder is provided with a discharging hole matched with the outlet end of the coarse filtering cylinder. The cloth dyeing wastewater treatment equipment not only has the function of continuously filtering out large impurities in wastewater, but also has the functions of wastewater concentration improvement, wastewater flocculation and acid-base neutralization treatment, the wastewater treatment process has the function of dynamic adjustment, and in addition, due to the fact that dilution of a large amount of filtrate is avoided, the wastewater treatment efficiency is improved. The device can greatly reduce the usage amount of an acid-base neutralizing agent and a flocculating agent, does not need to be matched with a treatment pond, effectively reduces the occupied area of the device, enables wastewater to be continuously injected in the wastewater treatment process, further improves the wastewater treatment continuity and efficiency of the device, and meets the requirements of the printing and dyeing industry for efficiently and economically treating cloth dyeing wastewater.

The invention relates to the technical field of civil engineering construction, and discloses a house building underground drainage device and a construction technology thereof, the house building underground drainage device comprises a sedimentation tank, a first conveying pipe is arranged at the input end of the sedimentation tank; the input ends of the multiple treatment ponds are connected with the output end of the sedimentation tank through a second conveying pipe, multiple limiting columns in the vertical direction are arranged in the treatment ponds, the peripheral sides of the limiting columns are movably sleeved with carrier frame assemblies, the carrier frame assemblies are used for attaching microorganisms to form biological membranes, and aeration devices are arranged in the treatment ponds. The aeration device is positioned below the carrier frame assembly and is used for providing oxygen for the microorganisms; the input end of the filter tank is connected with the output ends of the plurality of treatment tanks through a third conveying pipe, and the filter tank is used for treating suspended matters and microorganisms in the domestic sewage. In addition, the invention further discloses a construction technology of the house building underground drainage device. According to the invention, sewage generated in the house building construction process can be treated, and the sewage can be discharged after meeting the discharge standard.

The utility model discloses a scum treatment device for sewage treatment, which comprises a treatment tank and a collection tank, a moving mechanism is arranged at the top of the treatment tank, and a cleaning mechanism is arranged on the surface of the moving mechanism; the cleaning mechanism comprises a linkage plate, an electric push rod is fixed to the surface of the linkage plate, one end of the electric push rod penetrates through the linkage plate and is fixedly provided with a top plate, two side plates are fixed to the bottom of the top plate, rotating shafts are rotatably connected to the surfaces of the side plates, a collecting box is fixed to the surfaces of the rotating shafts, and a through groove is formed in the bottom of the collecting box. A filter screen is fixed to the surface of the through groove, a hydraulic cylinder is fixed to the surface of the collecting box, one end of the hydraulic cylinder penetrates through the collecting box and is fixedly provided with a push plate, a driving motor is fixed to the surface of the side plate on one side, and an output shaft of the driving motor penetrates through the side plate and is fixedly provided with a linkage shaft. The sewage scum treatment device has the advantage that the collection box can be automatically cleaned, and the problem that the interior of the collection component cannot be automatically cleaned by the conventional sewage scum treatment device is solved.

The invention belongs to the technical field of sewage treatment, particularly relates to an MBR (Membrane Biological Reactor) for deeply treating sewage in an urban sewage treatment plant, and provides the following scheme aiming at the problems that the sewage treatment process is interrupted, the cleaning is incomplete, aeration holes are blocked by dirt and the like in the existing membrane filter tube cleaning process. The sewage treatment device comprises a sewage tank, two treatment tanks are arranged in the sewage tank, fixed pipes are fixed in the two treatment tanks, the outer walls of the two fixed pipes are rotationally sleeved with two hollow rotating discs, and a plurality of membrane filter pipes are rotationally connected between the two hollow rotating discs located in the same treatment tank. The treatment tanks can be alternately used when the membrane filter tube is cleaned, sewage treatment can be continuously completed, the membrane filter tube can be cleaned, the inner wall of the membrane filter tube can be uniformly coated with a cleaning agent in the cleaning process, and the membrane filter tube is effectively cleaned.

The utility model discloses a domestic sewage treatment device based on automatic oxygenation, which comprises a first treatment tank and a second treatment tank, an anaerobic reaction tank and an aerobic reaction tank are arranged in the first treatment tank, the upper ends of the anaerobic reaction tank and the aerobic reaction tank are open, and the anaerobic reaction tank is filled with spherical anaerobic materials and is used for performing anaerobic digestion treatment on organic matters in sewage; the aerobic reaction tank is arranged at the periphery of the anaerobic reaction tank, and the aerobic reaction tank is filled with aerobic combined filler and is used for carrying out oxygenolysis treatment on sewage subjected to anaerobic digestion treatment by the anaerobic reaction tank; a water distribution oxygenation plate is arranged at the top end of the aerobic reaction tank; the second treatment tank is communicated with the aerobic reaction tank through a pipeline, and a dephosphorization composite filler is arranged in the middle of the second treatment tank and is used for dephosphorizing and precipitating the sewage subjected to oxygenolysis treatment. According to the domestic sewage treatment device disclosed by the utility model, automatic oxygenation is realized by adopting an unpowered high-efficiency oxygenation technology, and meanwhile, the oxygenation efficiency is improved by utilizing a hedging mode that airflow and sewage flow directions are opposite.

The invention provides a sewage treatment test device and method based on ultrasonic enhancement. The device comprises a treatment pond, a stirrer is arranged in the middle of the treatment pond, one side of the upper end of the treatment pond is constructed to be an ultrasonic treatment area, the other side of the upper end of the treatment pond is constructed to be a liquid outlet, and a water outlet pump is arranged on the liquid outlet; the device further comprises an ultrasonic generator, the ultrasonic probe is connected with the ultrasonic generator and located in the ultrasonic treatment area, a backflow pipe is further arranged in the treatment pond and communicated to the ultrasonic treatment area from the bottom of the treatment pond, and a backflow pump is arranged on the backflow pipe. The influence and mechanism of ultrasonic waves on sewage treatment can be quantitatively researched, various settings of the ultrasonic waves in the sewage treatment can be quantitatively controlled, and the application effect of the ultrasonic waves in the sewage treatment is improved.

The invention relates to the technical field of rural domestic sewage filtration, and discloses a rural domestic sewage filtration treatment device which comprises a treatment tank, the surface of the treatment tank is communicated with a water inlet pipe, one end, away from the water inlet pipe, of the treatment tank is communicated with a transmission pipe, the surface of the treatment tank is fixedly connected with a hydraulic rod, and the top of the hydraulic rod is fixedly connected with a linkage plate. The device further comprises a permeation component, and the permeation component comprises three frames. According to the rural domestic sewage treatment device, rural domestic sewage is conveyed into the treatment tank through the water inlet pipe, the ultrafiltration membrane can filter the sewage entering the treatment tank, large particles in the sewage are intercepted through the ultrafiltration membrane, the sewage is filtered for the second time through the microfiltration membrane, and the sewage can be discharged through the microfiltration membrane. The nanofiltration membrane can perform third filtration treatment on the sewage, and the microfiltration membrane and the nanofiltration membrane are used for performing separation treatment on impurities such as bacteria in the sewage, so that multiple filtration operation on the sewage is realized.

The utility model discloses a detachable filter structure of sewage treatment pond, including the pond body, install the water inlet and filter mechanism on the pond body, the inside of pond body is fixedly provided with the partition plate, the inside of pond body is respectively provided with the regulation zone and anaerobic zone, the filter mechanism includes the frame of shape like a Chinese character'hui ', filter screen and two groups of vertical plate, and the filter screen is fixed in the frame of shape like a Chinese character'hui'. The vertical plate is fixed on the rectangular-ambulatory-plane frame, and the rectangular-ambulatory-plane frame is fixedly connected with the vertical plate through a plurality of groups of bolts; through the designed cleaning assembly, when impurities are attached to the filter screen in use, the gear motor can be started to drive the screw rod to rotate, the nut seat on the screw rod ascends and descends up and down to drive the long-strip brush to move up and down to remove the impurities attached to the surface of the filter screen, and the filter screen does not need to be disassembled in the cleaning process; the condition that the sewage without impurities filtered and the sewage with impurities filtered in the treatment tank are mixed together is also avoided, and the filtering effect of the filter screen on the impurities in the sewage is improved.

The invention discloses pulp molding production wastewater treatment equipment which comprises a treatment tank and a filter tank, the treatment tank is divided into a settling zone, an anaerobic zone, an aerobic zone and a purification zone through a first partition wall, a second partition wall and a third partition wall in sequence from left to right, and the filter tank is arranged in the settling zone and fixed to the top of the treatment tank. One side of the filter tank is fixedly connected with a collecting tank, the bottom of the filter tank is fixedly connected with a flocculant spraying pipe, an aeration bracket I is arranged in the settling zone, an aeration nozzle I is arranged at the top of the aeration bracket I, an air bag is fixedly connected to the bottom of the aeration bracket I, and the volume of the air bag is changed through an air tap to drive the aeration bracket I to vertically lift; an anode plate and a cathode plate are also arranged in the purification area. The invention relates to the technical field of wastewater treatment. According to the pulp molding production wastewater treatment equipment, physical filtration, chemical flocculation, biological treatment and electrochemical purification are combined, so that the treatment efficiency and the water quality stability can be effectively improved, and the operation cost is reduced.

The invention relates to the technical field of sewage treatment, in particular to an air floatation filter tank for sewage treatment, which comprises a treatment tank, a flocculation mechanism and a slag scraping mechanism are respectively arranged in the treatment tank, a first baffle is fixed at the bottom end in the treatment tank, and a second baffle is transversely and slidably connected to the bottom end in the treatment tank. Through the arrangement of the upper T-shaped groove, the lower T-shaped groove, the upper partition plate, the lower partition plate, the adjusting mechanism and other structures, when the concentration of sewage is moderate, the adjusting mechanism is controlled to open the upper partition plate and the lower partition plate in an air flotation contact area, the air flotation contact area is opened, the air flotation contact area is opened, and the air flotation contact area is opened; the opened upper partition plate and the opened lower partition plate can isolate the air flotation contact area into a continuous curve, and then passing sewage and bubbles generated by the air-dissolved water releaser can be discharged out of the air flotation contact area after passing through a plurality of curves, so that the mixing time of the sewage and the bubbles is prolonged, and the mixing time is adjusted under the condition that the sewage discharge speed is not reduced.

The utility model discloses a mariculture tail water treatment system. The mariculture tail water treatment system comprises a water inlet pump, a system main body treatment pond, a bacteria-algae bed and a plant floating bed, the water inlet pump is communicated with the system main body treatment pond through a water inlet pipeline, and the water inlet pump is used for inputting mariculture tail water into the system main body treatment pond; the bacteria-algae bed and the plant floating bed are both arranged in the system main body treatment pond, the bacteria-algae bed is used for expanding cultivation of beneficial bacteria and algae species, and the plant floating bed is used for absorbing and fixing nitrogen and phosphorus in water in the system main body treatment pond through developed root systems of planted plants to achieve the purpose of water purification. The mariculture tail water treatment system has the advantages of being small in occupied area, low in energy consumption and the like, can efficiently degrade organic pollutants, nitrogen, phosphorus and the like in mariculture tail water, and has the advantages of being environmentally friendly, clean and the like.

The invention relates to the technical field of sewage treatment, and discloses sewage suspended solid treatment equipment for industrial sewage treatment, which comprises a treatment pond, one side of the treatment pond is communicated with a water inlet pipe, one side, far away from the water inlet pipe, of the treatment pond is communicated with a drainage pipe, the outer side of the treatment pond is fixedly connected with a first electric slide rail, and the first electric slide rail is fixedly connected with a second electric slide rail; the interior of the first electric sliding rail is slidably connected with a moving block through an electric sliding block, one side of the moving block is fixedly connected with a positioning plate, and one side of the positioning plate is fixedly connected with a reinforcing rod; the intercepting device is used for intercepting and filtering suspended matters in the sewage; the stirring device is used for enabling the precipitated suspended matters to suspend again; two groups of first electric sliding rails are arranged, and the two groups of first electric sliding rails are symmetrically distributed on the two sides of the treatment tank. The sewage suspended solid treatment equipment for industrial sewage treatment can sequentially intercept suspended solids with different particle sizes.

The invention relates to the technical field of mine wastewater treatment, in particular to a mine wastewater nitrogen and phosphorus removal device and a treatment method thereof.The mine wastewater nitrogen and phosphorus removal device comprises a reaction cylinder, a stirring mechanism, a collecting mechanism and a reaction tank, the collecting mechanism comprises a collecting box and a conical disc, an opening is formed in the inner side wall of the reaction cylinder, and a first filter screen is arranged at the bottom of the opening; the collecting box is communicated with the opening and the first filter screen, the conical disc is arranged in the reaction cylinder, the opening is located in one side of the bottom of the conical disc, and a plurality of water leakage holes are formed in the conical disc; an annular groove is formed in the bottom of the reaction cylinder, a communicating pipe is arranged on the side wall of the annular groove and communicates with the reaction tank, and a second filter screen is arranged on the side, facing the reaction cylinder, of the communicating pipe; a conical groove is formed in the bottom of the annular groove, and a discharging opening is formed in the bottom of the conical groove. According to the invention, large impurities are primarily separated, and sediments are accommodated in the annular groove, so that the sediments are conveniently discharged from the discharge port, and the blockage phenomenon when wastewater flows to the treatment tank is avoided.

The utility model discloses a municipal sewage treatment device, which belongs to the technical field of municipal sewage treatment and comprises a treatment pond, a filter plate with an adjustable inclination angle is arranged at the upper end in the treatment pond, and power components for pulling up and putting down the filter plate with the adjustable inclination angle are symmetrically arranged on the outer wall of one side of the treatment pond. The power assembly comprises a main steel wire rope and an auxiliary steel wire rope, the power assembly further comprises a servo motor, a winding wheel is installed at the output end of the servo motor, one end of the main steel wire rope and one end of the auxiliary steel wire rope are fixedly connected with the winding wheel, and the main steel wire rope is fixedly connected with the inclination-angle-adjustable filter plate; during use, the inclination-angle-adjustable filtering plate is conveniently pulled up through the power assembly so that filtered large-particle impurities can be gathered to one position under the action of gravity to be cleaned in a concentrated mode, and fine silt deposited at the bottom can be conveniently gathered to one position and then discharged through the horizontally-movable scraping plate.

The utility model discloses a desizing wastewater treatment pond which comprises a wastewater treatment pond, a plurality of airflow pipelines are uniformly arranged at the bottom of the wastewater treatment pond, a plurality of aeration discs are arranged on the airflow pipelines, the airflow pipelines are gathered to a main air pipe, and the main air pipe is communicated with an external air inlet pipeline. An air flow control box for adjusting the air flow in the air inlet pipeline is arranged on the air inlet pipeline, a rotating rod is rotationally connected to one side of the air flow control box, the rotating angle of the rotating rod corresponds to the air flow in the air inlet pipeline, and a rotating adjusting structure for adjusting the angle of the rotating rod is arranged on the rotating rod. The rotating angle of the rotating rod rotates according to the change of the liquid level of the wastewater treatment tank, and the wastewater treatment tank is provided with a water outlet facilitating water drainage; according to the treatment tank, the aeration can be changed along with the change of the liquid level in the tank, and the use effect is improved.

The utility model discloses a multi-point water inlet sewage treatment device, which relates to the technical field of sewage treatment, and mainly comprises a water inlet, an anaerobic A tank, an MABR-A1 tank, an O tank, an MABR-A2 tank, an MBBR-O tank, a sedimentation tank, a deep treatment tank, a water outlet and a gas supply system, two-point water inlet is arranged, the first water inlet is arranged at the front end of the anaerobic A tank, the second water inlet is arranged at the front end of the MABR-A2 tank, the third water inlet is arranged at the front end of the MBBR-O tank, and the third water inlet is arranged at the front end of the MBBR-O tank. The anaerobic A tank, the MABR-A1 tank, the O tank, the MABR-A2 tank and the MBBR-O tank are connected in sequence, the effluent of the MBBR-O tank enters the sedimentation tank, the settled water enters the deep treatment tank, the deep treatment tank adopts an upper water inlet to discharge water, a water outlet is formed in the bottom of the tail end of the deep sedimentation tank, and the gas supply system supplies gas to the MABR-A1 tank, the O tank, the MABR-A2 tank and the MBBR-O tank respectively. The device adopts two-point water feeding, fully utilizes a carbon source, degrades pollutants in water, and realizes efficient operation of water treatment.

The utility model relates to the technical field of sewage treatment, and provides an inclined tube flushing device which comprises a treatment pond, an inclined tube is fixedly installed on the inner side of the treatment pond, a mud scraper is arranged on one side of the inclined tube, and the mud scraper comprises a connecting frame, a connecting plate, a first scraper blade and a second scraper blade. A cleaning assembly is fixedly connected to the top face of the first scraping plate and comprises a first supporting rod, a connecting rod, a shifting plate and a second supporting rod. When the scraping plate of the mud scraper moves back and forth at the bottom of the treatment tank to scrape mud along with the driving of external driving equipment, the stirring plate can be driven by the supporting rod to move back and forth below the inclined pipe, and water flow can be stirred through the reciprocating movement of the stirring plate, so that the flow speed of the water flow entering the inner side of the inclined pipe is accelerated; meanwhile, the stirring plate is far away from the bottom of the treatment tank, so that the influence on the sedimentation of the sludge at the bottom of the tank is avoided when the water flow is stirred, and the practicability is high.

The invention discloses a microbial sewage treatment device with a pretreatment function, and relates to the field of wastewater treatment, in particular to a settling pond for removing large-particle impurities in sewage and allowing the sewage to settle, the upper part of the settling pond is open, the settling pond is provided with a partition plate which is lower than the settling pond, and one side of the partition plate is provided with a first settling chamber; a filter screen is arranged at the upper end of the first precipitation chamber and is arranged in an elastic lifting manner in the height direction of the first precipitation chamber. By arranging the sedimentation tank, the treatment tank and the structures such as the partition plate, the filter screen and the overflow hole in the sedimentation tank, large-particle impurities in sewage can be effectively removed, interference to subsequent treatment links is reduced, and the sewage can be more efficiently purified and treated by microbiological treatment particles in a filter cotton plate after entering the treatment tank; therefore, the treatment efficiency of the whole sewage treatment device is improved, and the problems of slow recovery and low efficiency of the A / O biochemical system are solved.

The invention relates to the technical field of wastewater treatment control, and provides an industrial wastewater treatment control method and system based on digital twinning, and the method comprises the steps: constructing a digital twinning body through a wastewater treatment pool structure, and building a flow model of the whole digital twinning body through wastewater flow data monitored by each water flow sensor in a treatment pool, the time required for the wastewater to flow through any two points in the treatment tank can be mapped in real time; based on a flow model, establishing a relationship between the wastewater component change and the flow condition in the digital twinborn body by using the position of a wastewater component detection probe and component detection data; real-time data acquired by a sensor at a water inlet of a wastewater treatment pond or a treatment middle section is substituted into the trained digital twinborn body, wastewater components at a water outlet position can be predicted, whether the wastewater reaches a discharge standard or not is judged, and a treatment system is regulated and controlled by empirical values according to component differences; instant regulation and control can be carried out based on industrial wastewater components input into the treatment tank, the treatment efficiency is improved, and waste of treatment resources is reduced.