33results about How to "Efficient sewage discharge" patented technology

The present invention provides an urban house refuse gasification melting incineration treatment method and its equipment. It is characterized by that the high-temperature air obtained from waste heat of smoke produced by recovering, gasifying, melting and incinerating refuse can be introduced into gasifying furnace and incinerator furnace, and can be used as air required for refuse gasification and combustion-supporting air required for melting and incinerating refuse, so that it can ensure refuse stable gasification and complete combustion, and can completely solve dioxine and secondary pollution of heavy metals and others. Said treatment equipment system is formed from storage bin, gasifying furnace, dust-collecting device, incinerator furnace and high-effective heat storage chamber, etc.

The invention discloses a non-point pollution control system for a combined sewer system and a control method thereof. The system comprises a trunk sewer, a storm-water sewer and rain and sewage pipes, and also comprises one or more unit areas, and a sewage pipe and a rainwater pipe are disposed in each unit area. Outlets of each sewage pipe and the corresponding rainwater pipe are communicated with an inlet of the corresponding rain and sewage pipe. Outlets of the rain and sewage pipes are connected with an inlet of the trunk sewer, and an outlet of the trunk sewer is provided with a sewage treatment plant. An outlet of the storm-water sewer is communicated with natural water. The non-point pollution control system is characterized in that the trunk sewer is provided with first rainwatertreatment systems, water inlets of the first rainwater treatment systems are communicated with the rain and sewage pipes, and drainage ends of the first rainwater treatment systems are respectively communicated with the trunk sewer and the storm-water sewer. The system and control method are simple in structure and convenient to construct, and efficient treatment of sewage and preliminary rainwater in regions divided by administrative functions in a city can be achieved just by building diversion treatment systems in the limited regions of municipal roads.

The invention discloses a high-efficiency water-saving squatting pan which comprises a panel 2, a water-guiding ring 3, a pelvic cavity 4, a river diversion platform 5, a blowdown pipe 6, a water inlet 7, a swashing port 8, and a scrubbing hole 9, the squatting pan is characterized in that the upper part of the pelvic cavity is provided with the river diversion platform, the river diversion platform is arranged along the upper part edge of the pelvic cavity of the squatting pan, the swashing port and the scrubbing hole are arranged above the river diversion platform; the river diversion platform is capable of keeping wash water to be at rapid speed and guiding pressure to the far end of the swashing port so as to carry out scrubbing; meanwhile, the wash water mainstream and the scrubbing water are led to merge into resultant force, the blowdown and the scrubbing are instantly finished, thereby achieving effects of saving water efficiently, scrubbing with super strength, and muting.

The invention provides an improved dyeing device, and belongs to the technical field of dyeing. Problems in the prior art are solved. The improved dyeing device comprises a dye vat, the dye vat comprises a vat body and a vat cover, a lifting plate is arranged in the vat body and provided with multiple filtering holes, two lifting rods are fixed to the lifting plate and penetrate through the vat cover, and the ends, penetrating out of the vat covers, of the two lifting rods are fixed through a connecting rod; a lifting motor is fixed to the vat cover, a lead screw is connected to the lifting motor and perpendicularly penetrates through the middle of the connecting rod and is in threaded connection with the connecting rod, and a driving structure capable of opening or closing the vat body is arranged on the vat body; the vat body is connected with a flocculation pond, the flocculation pond comprises a settling pond, a water inlet pipe is arranged at the top of one side of the settling pond, a water outlet pipe is arranged at the top of the other side of the settling pond, the water inlet pipe is communicated with the vat body through a water pipe, a settling device is arranged in the settling pond, and a water inlet partition plate is vertically arranged in the settling pond. The improved dyeing device has the advantage of being capable of effectively treating dye liquor.

The invention belongs to the field of aquaculture engineering, particularly relates to an efficient full-time double-layer-flowing pollution discharging device. The efficient full-time double-layer-flowing pollution discharging device comprises a surface overflowing pollution discharging unit, a bottom surging pollution discharging unit and a flow varying and adjusting unit, wherein the surface overflowing pollution discharging unit is used for removing foam floating objects on the surface of an aquaculture water body, the bottom surging pollution discharging unit is used for removing sewage at the bottom of the aquaculture water body, and the flow varying and adjusting unit is used for high-speed pollution discharging. When water inflowing and water outflowing of an aquaculture system are normal, biological excrement in the water body can be discharged through a surface flow and a bottom flow at the same time, and especially, short-time efficient pollution discharging can be realized by changing a drainage water level difference by automatically controlling and opening an electric valve timely or manually plugging in or unplugging a water level adjusting unit. The efficient full-time double-layer-flowing pollution discharging device is applicable to pollution discharging of culturing ponds, made of different materials, in an industrialized recirculating aquaculture system, especially suitable for culturing tanks which are free of pre-buried bottom pollution discharging structures and made of flexible materials, and capable of overcoming the difficulty in pollution discharging at the bottom of the water body.

The invention relates to a large liquid-gas ratio multi-layer cascade dust and mist removal packed tower, comprising a tower body, supporting frames, packing layers, spray components and a settling tank, wherein the bottom of the tower body is fixed on the ground by means of a support, an exhaust port is formed on the top of the tower body, a liquid outlet is formed at the bottom of the tower body, and a gas inlet is formed at the lower end of the side wall of the tower body; the plurality of supporting frames are installed in the tower body up and down at intervals, and are positioned above the gas inlet; the plurality of packing layers are respectively laid at the upper parts of the supporting frames, and the diameters of packing in the plurality of packing layers are sequentially reduced from bottom to top; the spray components are respectively arranged above all the packing layers except the uppermost packing layer; a liquid discharge hole extends downwards into the settling tank. The large liquid-gas ratio multi-layer cascade dust and mist removal packed tower has the advantages that the purification of dust-containing flue gas is realized step by step by means of the multi-layer cascade packed tower; the lowest packing layer is used for coarse filtration, so that the resistance is small, and blockage is prevented; the middle packing layers are used for secondary filtration, so that inertia collision, interception and water film dust removal effects are enhanced; after the flue gas is filtered by means of the uppermost packing layer, dust-containing water mist is effectively removed, and ultra-clean discharge is realized.

The invention discloses a water washing flotation machine capable of efficiently discharging and separating sludge and a working method thereof. The water washing flotation machine comprises a heavy material conveyor immersed in water and a light material collector floating in the water surface, wherein a feeding cylinder partially immersed in water is arranged above the heavy material conveyor, alifting material pressing plate is arranged above the feeding cylinder, an aeration mechanism is arranged below the heavy material conveyor below the feeding cylinder, gas generated by the aeration mechanism penetrates through the heavy material conveyor and can drive a light material to move upwards, the output end of the heavy material conveyor is connected with a vibrating screen, a material collecting box is arranged below the vibrating screen, and the material collecting box is connected to the feeding cylinder through a conveying mechanism. A flap valve at the bottom of a box body of the water washing flotation machine adopts an electric air valve for replacing manual operation, so that man-hours are greatly reduced; a sludge discharging spiral reamer adopts chain wheel transmissionfor replacing triangular belt transmission, so that the probability of faults of the system is reduced; and the screening equipment effectively separates small construction waste regeneration particles from the sludge, so that the discharged sludge is classified and utilized.

The invention provides a whole new generation wall-mounted solar water heater developed by adopting a vacuum pipe system integrated theory and technology. A series of disadvantages, such as dead water stuffy drying, poor circulation, high-temperature scaling, pipe explosion when cold, low photo-thermal conversion efficiency, exiting in a vacuum pipe array which is horizontally and parallelly installed for a long time are solved, a photovoltaic constant temperature water (discharging) supplying automatic control technology is adopted to develop a method capable of meeting the requirements of integrated installation of medium-and-high-rise and even super-high-rise building balcony wall-mounted buildings in an integrated innovation mode; and the vacuum pipe system integrated wall-mounted photovoltaic constant supply solar water heater has eight functions of collection and storage separation, photovoltaic automatic control, dead water stuffy drying resistance, efficient heat exchanging, simple pollution discharge, emptying frost resistance, scaling resistance and sliding off resistance and is high in acquirable heat yield. Accordingly, the long-lived cross-century problem of country balcony wall-mounted products is solved, and an upgrading product which is safer and more reliable, higher in performance-cost ratio and more environmentally friendly and saves more energy is provided for solving the domestic hot water supply problem of country medium-and-high-rise building residents.

The invention relates to an environment-friendly bridge with easy sewage discharge. The environment-friendly bridge with easy sewage discharge comprises a bridge body and a sewage discharge channel, and further includes straight drain pipes penetrating through the bridge body, wherein a sewage discharge pipe is connected to each straight drain pipe in a by-pass mode, and flow dividing devices are arranged at the joints of the straight drain pipes and the sewage discharge pipes; the flow dividing devices comprise fixing guide shafts, sleeves and flow dividing belts; the flow dividing belts comprise through flow dividing holes; the flow dividing belts comprise flow dividing surfaces and sewage discharge surfaces, one ends of the flow dividing surfaces are located in the straight drain pipes, and the other ends of the flow dividing surfaces extend into the sewage discharge pipes; and the horizontal heights of the flow dividing surfaces located at one ends of the straight drain pipes are higher than the horizontal heights located at one ends of the sewage discharge pipes, and both ends of the sewage discharge surfaces are located in the sewage discharge pipes. According to the environment-friendly bridge with easy sewage discharge, the structure is novel, the principle is unique, the environment of a bridge deck and a river channel below can be ensured, sewage discharge can be efficient, the area of water accumulation is reduced, and the smooth passage of cars and pedestrians is ensured.

The invention discloses multifunctional gas-oil mixing and separating apparatus. The apparatus comprises a cylindrical tank body; an upper dirt discharging port is formed at the top end of the cylindrical tank body, and a dirt discharging fan and an activated carbon filtering layer are arranged in the upper dirt discharging port; a gas floating chamber is arranged in the cylindrical tank body; theair floatation chamber is provided with a first filter screen, an oil-water separation extraction opening, an oil-water separation device, a water inlet, a water outlet device, a water circulation device and a precipitation and pollution discharge device from top to bottom; the oil-water separation device comprises an oil-water separator and an oil pump; and the oil-water separator is connected with the oil pump and the oil-water separation extraction opening through pipelines. The sewage treatment efficiency of the apparatus provided by the invention is high, discharged gas is free of pollution, and gas-oil mixing and separating effects are good.

The invention provides a dyeing wastewater treatment method, belongs to the technical field of wastewater purification, and solves the problem that in the prior art, flocculating discharge in a flocculating tank is not complete. The purpose of the invention can be achieved through the technical scheme: the dyeing wastewater treatment method comprises the following steps: a, flocculating: draining dyeing wastewater into the flocculating tank, and flocculating; b, performing anaerobic treatment: performing the anaerobic treatment on flocculated water by using an anaerobic hydrolysis and acidification device; c, performing microbial treatment: enabling water obtained after the anaerobic treatment to enter a microbial oxidization tank, and performing microbial treatment; d, performing denitrification treatment: enabling water treated by the microbial oxidization tank to enter a denitrification treatment device, and performing denitrification treatment; e, performing deep treatment: performing deep treatment on water treated by the denitrification treatment device by using a deep treatment device so as to finish dyeing wastewater treatment. The dyeing wastewater treatment method has the advantage of complete flocculating discharge in the flocculating tank.

The invention provides a printing and dyeing waste water treating system and belongs to the technical field of wastewater purification. The printing and dyeing waste water treating system solves the problem that the printing and dyeing waste water treating effect is poor in the prior art. The printing and dyeing waste water treating system comprises a flocculating tank, a denitrification nitrogen removal treating device and a deep treating device. The flocculating tank comprises a settling tank, a water inlet pipe is arranged at the top of one side of the settling tank, a water outlet pipe is arranged at the top of the other side of the settling tank, a settling device is arranged in the settling tank, a water inlet partition plate is vertically arranged in the settling tank, the lower side edge of the water inlet partition plate is fixedly connected with the wall of the settling tank through a supporting beam, the two vertical side edges of the water inlet partition plate are fixedly connected with the wall of the settling tank, the water inlet pipe and the water outlet pipe are communicated with the parts, on the two sides of the water inlet partition plate, of an inner cavity of the settling tank respectively, the settling device is located on the part, between the water inlet partition plate and the water outlet pipe, of the supporting beam and located below an opening of the water outlet pipe, a funnel groove bottom is arranged at the bottom of the settling tank, and a flocculating net assembly is arranged in the funnel groove bottom. The printing and dyeing waste water treating system has the advantage of being good in printing and dyeing waste water treating effect.

The invention belongs to the field of aquaculture engineering, and particularly relates to a pore-adjustable rotary-rod type bottom blowdown device for a shrimp breeding pond. The two ends of a bend are communicated with one end of a drainage pipeline B and a drainage pipeline A respectively, and the other end of the drainage pipeline B is connected with a pinch plate; the bend is provided with aninternal threaded pipe, a vertical shaft passes through the internal threaded pipe, one end of the vertical shaft is a free end, the other end of the vertical shaft is rotatably connected with a chassis, and a vertical-shaft external threaded section forming a helical pair with the internal threaded pipe is arranged on the vertical shaft; the chassis is placed on the bottom surface of the shrimpbreeding pond, lifting of the bend, the drainage pipeline A, the drainage pipeline B and the pinch plate are achieved by rotating the vertical shaft, and thus the size of a sewage discharge pore formed between the lower end of the outer edge of the pinch plate and the bottom face of the shrimp breeding pond is adjusted; the outer edge of the pinch plate is provided with a living shrimp anti-escapetooth for preventing living shrimps from getting close to the sewage discharge pore. According to the size of the living shrimps, the size of the sewage discharge pore in the bottom of the shrimp breeding pond can be adjusted conveniently, sewage discharging is facilitated while the living shrimps are prevented from escaping.

The invention discloses a horizontal filter separator for a gas transmission field. The horizontal filter separator comprises a cavity, a filter element, a blind plate, an upstream flow guide plate and a downstream flow guide plate, one end of the cavity is sealed by the blind plate, a gas outlet is formed in the other end of the cavity, and the upstream flow guide plate and the downstream flow guide plate are sequentially arranged in the cavity from the blind plate end to the gas outlet end; a cavity between the blind plate and the downstream flow guide plate is a filter cavity, the filter element is arranged in the filter cavity, a gas inlet is formed in the top of the filter cavity, a first filter cavity drain outlet, a second filter cavity drain outlet and a third filter cavity drain outlet are formed in the bottom of the filter cavity, and the first filter cavity drain outlet is located below the upstream flow guide plate, the second filter cavity drain outlet is positioned in themiddle of the bottom surface of the filter cavity, and the third filter cavity drain outlet is positioned in the filter cavity close to the downstream flow guide plate. According to the horizontal filter separator for the gas transmission field, dust from the blind plate to the upstream flow guide plate can be discharged, the influence of dust accumulation on the filter element can be reduced, the filter efficiency of the filter element is improved, and the service life of the filter element is prolonged.

The invention discloses a fumigation agent for weight-losing and skin whitening and a preparation and using method thereof; the weight percentage of raw materials is as follows: 0.5-0.8% of saffron crocus, 0.5-0.8% of glossy ganoderma, 0.5-1% of Jinluohan (a kind of Tibetan medicines) , 8-10% of sarmentose pepper herb, 10-12% of passiflora perpera mast., 10-12% black bark maple, 10-12% of large bark maple, 3-8% of mahonia ganpinensis, 3-8% of watermelon pilea, 3-5% of polygonum cuspidate, 5-10% of mucuna macrocarpa and 40-45% of stone needle. The medicinal materials are soaked, boiled under high pressure and concentrated to obtain the fumigation agent which is put in a vapor generating vessel, then the generated vapor is conducted into a container, and the temperature is adjusted to 45-60% for use. The fumigation agent can facilitate weight losing and skin whitening; in addition, the fumigation agent also has excellent effect for preventing and treating rheumatism, rheumatoid arthritis, cervical spondylosis, scapulohumeral periarthritis, hyperosteogeny, talalgia, exogenous wind-cold, stiff neck, insomnia, air conditioning diseases, etc.

The invention discloses a method for industrially cultivating finless eel fries. According to the method for industrially cultivating the finless eel fries, in order to enable the industrially cultivated eel fries to have large batch and ensure the uniformity of the eel fries, the eel fries cultivated by an industrial cultivation facility are used and are from the eel fries adopted by artificial batch spawning induction propagation production; the spawning induction eel fries are cultured in an incubation room for 4-5 days, yolk sacs of the eel fries basically disappear, and healthy and strongsmall fries with the body length specification of about 2 cm can be transferred into plastic basins to be cultured; the putting density of the eel fries is 2500 eel fries in each basin; after entering the basins, the eel fries can quickly enter cellosilk for evading; on the second day after the eel fries are put, normal feeding management work can be started; special micro-capsule feed is adoptedfor feeding the industrially cultured eel fries; and the environment-friendly and soft cellosilk is selected as an evasion object of the eel fries, can completely overcome the disadvantages caused byusing aquatic plants, is more suitable for inhabitation of the eel fries through practical observation, low in cost, better in cultivation effect and capable of being repeatedly used for a long time.

The invention belongs to the field of aquaculture engineering, and specifically relates to a bottom sewage discharge device for a turntable shrimp pond with adjustable pores. The other end of the drain pipe B is passed through the threaded hole opened on the pinch plate, and the end is connected to the chassis. The other end of the drainage pipe B is provided with a through hole; Through the threaded hole and the external thread section to form a spiral pair; the chassis is placed on the bottom of the shrimp pond, through the spiral pair between the pinch plate and the external thread section, the pinch plate is rotated to realize the lifting of the pinch plate relative to the drainage pipe B, and then adjust the pinch The size of the sewage suction hole formed between the lower end of the outer edge of the plate and the bottom surface of the shrimp pond; the outer edge of the pinch plate is provided with live shrimp anti-escaping teeth to prevent live shrimp from close contact with the sewage suction hole. The invention can conveniently adjust the sewage suction pores at the bottom of the shrimp culture pond according to the specifications of the live shrimp, which is beneficial to the discharge of the dirt and prevents the live shrimp from escaping.

The invention discloses a control system and method applied to a combined drainage pipe network without a sewage main pipe. The pipe network control system is applicable to unit areas free from sewagemain pipes; the unit areas are land areas comprising structures which are divided according to functional purposes or rainwater and sewage pollution degrees with the same or similar attributes in anurban area, wherein the structures are one or two or more of the villages in the city, residential areas, industrial and mining enterprises, institutions, schools, hospitals, markets or other unit areas which can cause a great amount of sewage; and the technical scheme is quite suitable for reconstruction of existing drainage pipe network systems of the villages in the city free from the sewage main pipes. The control system provided by the invention is simple in structure and convenient in construction; precise control over sewage and initial rainwater in the various areas can be achieved just by building a water treatment system and an integrated water purifying system in the limited region of a municipal road, so that a purpose of effectively treating rain sewage is achieved.

The invention discloses a control system for a combined drainage pipe network without a sewage trunk pipe and a control method of the control system. The pipe network control system is suitable for unit areas without a sewage trunk pipe, according to the division, the unit areas are land areas comprising structures which are divided by according to functional purposes or rainwater and sewage pollution degrees with the same or similar attributes in an urban area, and the structures are one or the combination of two or more of villages in a city, residential communities, industrial and mining enterprises, organs, schools, hospitals, shopping malls or other unit areas possibly generating a large amount of sewage; the technical scheme is particularly suitable for transformation of an existingdrainage pipe network system of the villages in the city without the sewage trunk pipes. The control system provided by the invention is simple in structure and convenient to construct, the accurate control over the sewage and initial rainwater in each area can be realized only by constructing a water treatment system and an integrated water purification system in a limited area of the municipal road, so that the purpose of efficiently treating the rainwater and sewage is achieved.

The invention provides an improved dye vat, and belongs to the technical field of dyeing. The improved dye vat solves the problems that in the prior art, a dye vat can not be automatically cleaned, and dye liquor can not be automatically treated. The improved dye vat comprises a cylindrical vat body. A circular guide rail is fixed to the end face of the open end of the vat body, a sliding block is arranged on the guide rail and can slide along the guide rail, an extension part extending to the inner side of the vat body is arranged on the sliding block, a cleaning roller is rotationally connected to the extension part and is vertically arranged, the circumferential surface of the cleaning roller is attached to the inner wall of the vat body, and a rotating motor driving the cleaning roller to rotate is arranged on the sliding block. The vat body is further connected with a flocculation basin, the flocculation basin comprises a sedimentation basin, a water inlet pipe is arranged at the top of one side of the sedimentation basin, a water outlet pipe is arranged at the top of the other side of the sedimentation basin, the water inlet pipe is communicated with the vat body through a first water pipe, a sedimentator is arranged in the sedimentation basin, and a water inlet partition plate is vertically arranged in the sedimentation basin. The improved dye vat has the advantages that the dye vat can be automatically cleaned, and dye liquor can be automatically treated.

The invention discloses a flat graphene high-energy ion core device and a manufacturing method thereof, and belongs to the technical field of air purification. The device comprises an ion generator and a flat graphene high-energy ion core body which is called as a high-energy ion core for short. The high-energy ion core comprises a graphene mixed conductive paste imprinting plate A, a graphene mixed conductive paste imprinting plate B, a cover plate A, a cover plate B, a positive electrode wire and a negative electrode wire. The graphene mixed conductive paste imprinting plate A is called as adischarge plate A for short, and the graphene mixed conductive paste imprinting plate B is called as a discharge plate B for short. The cover plate A and the cover plate B have the same structure andrespectively comprise a cover plate main body and half holes in the middles of two ends of the cover plate main body. The discharge plate A comprises a quartz glass plate A, a positive conductive plate and a negative conductive plate. The device has the beneficial effects of multiple functions, high purification efficiency, no ozone pollution, low cost and large development space.

The invention discloses anaerobic digestion wastewater treatment equipment, and relates to the field of digestion wastewater. The equipment comprises a main treatment tank, the outer side edge of themain treatment tank is in butt joint with a supporting outer plate; a clamping groove is horizontally formed in the inner side edge of the supporting outer plate. An extending groove is vertically, downwards and horizontally formed in the bottom surface of the clamping groove; blowdown pipes are uniformly inserted into the side edge of the supporting outer plate, a feeding pipeline is horizontallyinserted into one end of the main treatment tank, a feeding valve is in bolted connection with the outer side edge of the feeding pipeline, butt joint screw holes are uniformly formed in the top surface of the supporting outer plate, and a feeding tank is in threaded connection with the inner side edges of the butt joint screw holes. The device is simple in design structure and convenient and fast to operate, the space is not occupied by adopting sunken treatment, meanwhile, stirring is performed during treatment so that the reaction is more sufficient, the reaction effect of internal wastewater is accelerated, and sewage discharge is efficiently completed by adopting the design of pushing accelerated sewage discharge, and the working efficiency is improved.

The invention relates to the field of aquaculture, in particular to a fish pond water circulating sedimentation device. The fish pond water circulating sedimentation device includes a fish pond body and a sedimentation tank. The fish pond water circulating sedimentation device is characterized in that the fish pond body is provided with a trapezoidal pond bottom at a downward angle of 45 degrees on the bottom surface thereof; a circulating water pump is arranged at the bottom of the trapezoidal pond bottom; the circulating water pump is communicated with a sedimentation tank through a water outlet pipe; the sedimentation tank is communicated with the fish pond body through a water inlet pipe; and the sedimentation tank includes a water collection area, a sedimentation area I, a sedimentation area II, a sedimentation area III, a mud collection well, and a water inlet pipe passing through the water collection area and then entering the sedimentation area I. Efficient sewage discharge canbe realized. A sewage pump can pump the sewage gathering at the bottom of the pond to the sedimentation tank through the water outlet pipe. The water in the fish pond is treated at multiple levels. The device runs in a self-circulating mode. The water quality is stabilized, and manpower is saved.

The invention provides a preparation method of anti-flaming sportswear fabric, belongs to the technical field of fabric, and solves the problem of low preparation efficiency in the prior art. The preparation method of the anti-flaming sportswear fabric comprises the following steps: a, preparation of a base cloth layer: weaving the base cloth layer by adopting a warp knitting machine, wherein the material of the base cloth layer is polyester; b, dyeing: dyeing the woven base cloth layer trough a dyeing device; c, preparation of an anti-flaming layer: weaving the anti-flaming layer by warp yarn and weft yarn, wherein the warp yarn and the weft yarn are both anti-flaming yarn; d, compounding: compounding the anti-inflaming layer on one side surface of the base cloth layer through a compounding device, thus forming the anti-flaming sportswear fabric. The preparation method provided by the invention has the advantage of high preparation efficiency.

The invention provides a self-circulating fish pond, which comprises a fish pond body and a piece of water treatment equipment. The fish pond body is provided with a trapezoidal pond bottom at a downward angle of 45 degrees on the bottom surface thereof. A circulating water pump is arranged at the bottom of the trapezoidal pond bottom. The circulating water pump is communicated with the water treatment equipment through a water outlet pipe. The water treatment equipment is communicated with the fish pond body through a water inlet pipe. Efficient sewage discharge can be realized. A sewage pumpcan pump the sewage gathering at the pond bottom to the water treatment equipment through the water outlet pipe. The water in the pond body can be treated at multiple levels. The fish pond runs in aself-circulating manner. The quality of water is stabilized, and manpower is saved. Because of the barrier, fish can only inhabit the upper layer with better water and do not touch the dirt at the bottom. A good environment is provided for the growth of fish, and the flowing water is conducive to the survival of fish.

The invention discloses a horizontal filter separator for a gas transmission field, which includes a cavity, a filter element, a blind plate, an upstream deflector and a downstream deflector. One end of the cavity is sealed by a blind plate, and the other end is opened with a gas outlet. The upstream deflector and the downstream deflector are arranged in sequence from the end of the blind plate to the gas outlet in the body. The chamber between the blind plate and the downstream deflector is a filter cavity, and the filter element is set in the filter cavity. Inlet, the bottom of the filter cavity is provided with the sewage outlet of the first filter cavity, the sewage discharge port of the second filter cavity and the sewage discharge port of the third filter cavity. In the middle of the bottom surface of the cavity, the sewage outlet of the third filter cavity is located near the downstream deflector of the filter cavity. The horizontal filter separator for the gas transmission field provided by the present invention can discharge the dust from the blind plate to the upstream guide plate, can reduce the influence of dust accumulation on the filter element, and improve the filter efficiency and service life of the filter element.