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180results about How to "Improve sewage efficiency" patented technology

Electric control backwashing filter

The invention relates to an electric control backwashing filter, which comprises a valve body, and the valve body is internally equipped with at least two valve core chambers installed with valve core components as well as filter chambers installed with filter cores and the quantity of the filter chamber is equal to that of the valve core chamber; each valve core component is provided with one liquid inlet, and each valve core chamber is provided with a liquid outlet and a sewage discharge outlet; the liquid outlet of each valve core chamber is communicated with the operating fluid inlet of the corresponding; the valve core component is also provided with a hydraulic control port, and a hydraulic control channel is equipped in the valve body for communicating with the hydraulic control port; the valve body is provided with an electromagnetic pilot valve which is communicated with the hydraulic control channel for controlling the movement of the valve core of the valve core component in the valve core chamber, thereby respectively communicating with the liquid outlet and the liquid inlet or the liquid outlet and the sewage draining exit. The electric control backwashing filter has the advantages of higher automation degree, convenient operation, incorruptible spring, non-dead locking of the valve core, improved filtering efficiency and prolonged usage period.
Owner:NINGBO LONG WALL FLUID KINETIC SCI TECH

Intelligent anti-silting integrated pump station and use method thereof

The invention relates to an intelligent anti-silting integrated pump station and a use method thereof. The intelligent anti-silting integrated pump station comprises a pump station barrel body and a submersible sewage pump; the submersible sewage pump is arranged in the pump station barrel body, the pump station barrel body comprises a pump station barrel wall and a pump station barrel bottom, andthe upper part of the pump station barrel wall is provided with a pump station water inlet pipe; the suction port of the submersible sewage pump is faced to the pump station barrel bottom of the pumpstation barrel body, and the liquid outlet of the submersible sewage pump is connected with a pressure pipe in a penetrating mode; the pressure pipe is connected with a hard pipe in a penetrating mode; the inlet end of the hard pipe is in communication with the side wall of the pressure pipe, and the outlet end of the hard pipe extends to the pump station barrel bottom in the pump station barrelbody. According to the intelligent anti-silting integrated pump station, the structure is reasonable, through the intelligent anti-silting integrated pump station, compared with a traditional anti-silting device, the intelligent anti-silting integrated pump station mainly aims to clean bottom silting parts in the integrated pump station, solves the problem of cleaning the bottom silting parts in the pump station barrel body, and achieves purposes of simple installation, convenient operation, and sewage discharge efficiency improved.
Owner:JIANGSU PROVINCE WATER ENG SCI TECH CONSULTING

Integrated pump station preassembled dredging bottom tray and using method thereof

The invention relates to an integrated pump station preassembled dredging bottom tray and a using method thereof. The integrated pump station preassembled dredging bottom tray comprises a pump stationbarrel and a submersible sewage pump arranged in the pump station barrel, a suction inlet and a water outlet pipeline are arranged on the submersible sewage pump, and the water outlet pipeline extends out to form the pump station barrel. A water inlet pipeline is arranged on one side of the pump station barrel and penetrates through the pump station barrel. A dredging bottom tray body is arrangedat the bottom in the pump station barrel, and a sludge stirring device is arranged in the sludge dredging bottom tray body and located below the suction inlet of the submersible sewage pump. By meansof the integrated pump station preassembled dredging bottom tray and the using method thereof, cleaning can be convenient, integral processing production can be facilitated, and high application andpopularization value is achieved. Compared with a traditional deposition prevention device, the device emphasizes on the purpose of cleaning the bottom deposition part in the barrel and is easy to install, convenient to operate and capable of saving labor force and improving sewage disposal efficiency.
Owner:JIANGSU PROVINCE WATER ENG SCI TECH CONSULTING

Variable-flow relay type circulating water culture method for fishes

The invention relates to a variable-flow relay type circulating water culture method for fishes in the technical field of aquaculture engineering. According to physiological metabolism rules of fishes, the circulation rate is reduced before feeding, the water circulation flow of a system is improved after feeding, discharge of solid particles such as residual feed excrement out of culture ponds isaccelerated, after most of solids are discharged, the circulation rate is returned to a normal level, the water quality is kept constant basically, and healthy growth of the fishes is guaranteed. Themethod contributes to fish ingestion and can strengthen the sewage discharge efficiency of the fishponds and guarantee culture water quality safety; through combination of different specifications ofculture ponds, different specification sizes of fishes can be cultured in a same culture system, the load borne by the culture system is kept in a nearly saturation state, and the operation energy efficiency of the culture system is improved; and through automatic control by various valves, liquid level sensors, variable frequency pumps and other equipment, the problem of damage of water balanceof the system due to circulation capacity change is solved, and the adjustable circulation capacity of the circulating water culture is realized.
Owner:FISHERY MACHINERY & INSTR RES INST CHINESE ACADEMY OF FISHERY SCI

Novel sewage treatment apparatus

A novel sewage treatment device comprises a sewage cylinder fixedly arranged on a framework, a stirring chamber is arranged in the sewage cylinder, a placing groove is arranged in the top wall of thestirring chamber, a main rotating pin is rotatably arranged between the top wall and the bottom wall of the stirring chamber, a communicating hole is arranged in the middle end of the main rotating pin, a fixed link rod is arranged in the communicating hole, the upper end of the fixed link rod is fixedly arranged in the top wall of the placing groove, the lower end of the fixed link rod is fixedlyarranged in the bottom wall of the stirring chamber, the main rotating pin is bilaterally symmetrically provided with stirring arms, a communicating groove extending up and down and a straight hole communicating the communicating groove with the communicating hole are arranged in every stirring arm, a first rotating pin is rotatably arranged at the right end of the straight groove, a worm gear and a first transmission wheel are fixedly arranged on the first rotating pin, a second rotating pin is rotatably arranged in the communicating groove, the second rotating shaft is rotatably provided with a first swing arm, a vertical groove extending up and down is arranged in the first swing arm, a rotating chamber is arranged at the front end of the bottom of the vertical groove, and a second transmission wheel fixedly connected with the second rotating pin is arranged in the rotating chamber.
Owner:宁波市鄞州明联物联科技有限公司

Semi-factory pond internal circulation culture system

The invention discloses a semi-factory pond internal circulation culture system, and belongs to the technical field of aquaculture. The semi-factory pond internal circulation culture system comprisesa culture unit, a pollution discharge unit and a water purification unit, and is characterized in that the water outlet of the culture unit communicates with the water inlet of the pollution dischargeunit; the water outlet of the pollution discharge unit communicates with the water inlet of the water purification unit, and the water outlet of the water purification unit communicates with the water inlet of the culture unit; the culture unit includes a water tank, an aeration oxygen-increasing device, a submerged air-lifting device, a first-stage auxiliary oxygen-increasing device, a second-stage auxiliary oxygen-increasing device, a dead water prevention device and a material-blocking device; the pollution discharge unit comprises a primary pollution discharge device and a secondary pollution discharge device; and the water purification unit comprises a water purification unit body, a water pushing device, a microporous oxygen-increasing machine and aquatic plants. The culture systemdisclosed by the invention can effectively improve the dissolved oxygen content in inlet water, enhance the water pushing effect, increase the water exchange amount, increase the dissolved oxygen level, reduce the water body pollution, improve the feed utilization rate, and promote rapid growth of fish.
Owner:成都通威水产科技有限公司 +1

On-board fish-farming hold for breeding oncorhynchus

The invention belongs to the technical field of cold water fish farming equipment manufacturing, relates to a fish-farming hold arranged on a deck, in particular to an on-board fish-farming hold for breeding oncorhynchus. The main structure of the on-board fish-farming hold for breeding the oncorhynchus comprises a hold cover preventing other water sources from entering the fish hold and a hold body providing a suitable living environment for the oncorhynchus, wherein the hold cover comprises an edge fish hold upper cover, a middle fish hold upper cover, drain holes, a hatch tank, an upper cover lifting hole, a fixing groove, a diversion notch and a waterproof connecting groove; the hold body comprises a pipe hole, a water inlet pipe, a water chamber, a water inlet pipe diversion port, a vertical insertion pipe, a drain pipe, an overflow pipe, a drain pipe valve, an overflow pipe valve, a drain pipe port, a sewage collection chamber and a blind plate flange; the hatch tank is located on the upper edge of the fish hold body, so that the edge fish hold upper cover and the middle fish hold upper cover are convenient to take and place, and the bottom of the water chamber is an invertedcone bottom. The on-board fish-farming hold for breeding the oncorhynchus has the advantages that the main structure is simple, the design concept is ingenious, the production and use are safe and convenient, the preparation cost is low, the application environment is good, and the market prospect is wide.
Owner:山东深海冷水团海洋开发有限公司

Integrated pump station combined grille desilting device and use method thereof

The invention relates to an integrated pump station combined grille desilting device and a use method thereof. The integrated pump station combined grille desilting device comprises a pump station cylinder and a submersible sewage pump arranged in the pump station cylinder, a water inlet pipe penetrates through the pump station cylinder, and one end, arranged in the pump station cylinder, of the water inlet pipe is connected with a water inlet filter screen and a trash holding grille; a second grille is arranged in the pump station cylinder, a plurality of water spraying structure branch pipesare arranged in the pump station cylinder below the second grille, the water spraying structure branch pipes are communicated with a water outlet pipeline connected with the submersible sewage pump,openings of the water spraying structure branch pipes face downwards, and control valves are arranged on the water spraying structure branch pipes; a sediment density detector with an alarm is installed at the bottom in the pump station cylinder and connected with the control valves on the water spraying structure branch pipes. Compared with a traditional desilting device, the device focuses on cleaning impurities in incoming flow sewage and impurities deposited at the bottom of a pump station cylinder, and the problem that the impurities in the cylinder cannot be cleaned up is solved.
Owner:JIANGSU PROVINCE WATER ENG SCI TECH CONSULTING

Breeding frame with breeding boxes

The invention provides a breeding frame with breeding boxes, and belongs to the technical field of breeding equipment. The breeding frame comprises a breeding frame body, a water inlet pipe and a plurality of breeding box bodies; a plurality of columns of breeding spaces are arranged in the breeding frame body; a plurality of breeding grooves are sequentially formed in each column of breeding space from top to bottom; the water inlet pipe sequentially winds around each breeding groove from top to bottom; the breeding box bodies are placed in the corresponding breeding grooves; a first opening is formed in the upper side face of each breeding box body; a cavity is formed in each breeding box body; each breeding box body comprises a sewage outlet, a flushing device, a breeding net frame and a shielding mechanism; the sewage outlet is formed in the front end of the bottom of the corresponding cavity; a steel ball is placed in the sewage outlet; a water inlet device can intermittently flush water to the bottom of the corresponding cavity; U-shaped baffles are arranged on the left side wall, the right side wall and the rear side wall of each cavity; the breeding net frame is placed on the corresponding U-shaped baffles; and the shielding mechanism can open and close the corresponding first opening. The water quality in the breeding cavities can be improved while sewage is discharged, and the breeding yield is increased.
Owner:ZHEJIANG MARINE DEV RES INST

Automatic filter with rotational flow device

The invention discloses an automatic filter with a rotational flow device, belongs to water treatment equipment, and in particular relates to filters for treating circulating water. The automatic filter with the rotational flow device comprises a barrel body, a water inlet, a water outlet, a filter screen and a blowdown pipe and is characterized in that the water inlet and the water outlet are respectively formed in two ends of the horizontal barrel through tapered transitional areas, and the filter screen is installed in the barrel body through a filter screen fixing plate; a water inlet guide plate and a water outlet guide plate which are composed of three uniformly distributed blades are respectively arranged in the tapered transitional areas of the two ends of the barrel body, and the guide plates are fixed on the tapered transitional areas through support frames. The automatic filter with the rotational flow device has the beneficial effects that the filter is provided with the rotational flow device, therefore particle impurities and suspended solids in water are hovered and deposited outside the filter screen of the inner wall of the barrel body under the action of centrifugal force and can be discharged from a discharge outlet along the circumferential tangent line of the barrel wall, the blocking of the stainless steel filter screen is reduced, the filtering efficiency of the filter screen is improved, and the service life of equipment is prolonged.
Owner:SHANDONG JIUTAI ENVIRONMENTAL PROTECTION TECH

Integral pump station quick desilting control device and application method thereof

The invention relates to an integral pump station quick desilting control device and an application method thereof. A first L type plastic hard pipe and a second L type plastic hard pipe are in through connection under a liquid outlet of a first submersible sewage pump and a second submersible sewage pump; the first L type plastic hard pipe and the second L type plastic hard pipe both extend to alower position in a pump station cylinder; a spraying port of the first L type plastic hard pipe faces a lower position of a liquid inlet of the first submersible sewage pump; a spraying port of the second L type plastic hard pipe faces a lower position of a liquid inlet of the second submersible sewage pump; a transverse communicating pipe is arranged between the first L type plastic hard pipe and the second L type plastic hard pipe; and the first L type plastic hard pipe and the second L type plastic hard pipe communicate by the transverse communicating pipe. The device solves the problem ofincapability of quickly removing accumulated impurities at the bottom in a cylinder of a traditional integral pump station, improves the sewage discharge efficiency of the pump station, and prolongsthe service life of a water pump.
Owner:JIANGSU PROVINCE WATER ENG SCI TECH CONSULTING

Water heater

The invention discloses a water heater. The water heater comprises a shell, a liner, a drain outlet pipe, an air inlet tube, a valve seat, a valve shaft and an adjusting component, a drain outlet is formed in the liner, the air inlet tube is mounted in the liner, the lower end of the air inlet tube is communicated with the outside world via the drain outlet pipe, the valve seat is arranged on the drain outlet and is provided with a through hole communicated with the drain outlet, the valve shaft is provided with a drain outlet port and an air inlet, the drain outlet port is communicated with the drain outlet tube via the through hole, the valve shaft can be movably arranged on the valve seat so as to close and open the through hole, the air inlet is disconnected with the air inlet tube when the valve shaft seals the through hole and is communicated with the air inlet tube when the valve shaft opens the through hole, and the adjusting component is arranged on the valve seat and used for adjusting the valve shaft to close and open the through hole. The water heater has the advantages that air can be led into the liner during draining, air pressures inside and outside of the linear are kept in balance, draining of sewage is facilitated, draining efficiency of the water heater is improved, and usage of the water heater is more convenient.
Owner:WUHU MIDEA SMART KITCHEN APPLIANCE MFG CO LTD

Pump for smashing sewages

The invention relates to a pump for smashing sewages, comprising a transmission shaft, a smasher and pump body. A long sleeve is arranged outside the transmission shaft. A connection base connected with a motor is fixed at the top of the long sleeve, and an upper cover connected with the pump body is fixed at the bottom of the long sleeve. The smasher comprises an impeller connected with the lower end of the transmission shaft through a shaft sleeve, the impeller is provided with a plurality of approximately evolvent-shaped circular arc-shaped vanes. Blades are arranged at the end of the lower end of the vanes. The bottom of the pump body is provided with a bottom cover, and the bottom cover is provided with a water inlet. The pump for smashing sewages is characterized in that blades are arranged at the upper end of the vanes. The smasher further comprises an inner plate fixed at the bottom of the upper cover and sleeved on the impeller. Circular arc-shaped upper cutters corresponding to the vanes are arranged on the inner plate. Circular arc-shaped lower cutters corresponding to the vanes are arranged at the water inlet at the upper edge of the bottom cover. The invention has strong smashing strength for sewages, and high efficiency of discharging sewages; in addition, the phenomena that sewages slip and are piled up at the cutting position, and the like are avoided.
Owner:JIANGSU XINGNONG ENVIRONMENT PROTECTION TECH CO LTD

High-temperature and high-pressure dyeing machine with double-layer sewage discharging anti-blocking dyeing cylinder

The invention discloses a high-temperature and high-pressure dyeing machine with a double-layer sewage discharging anti-blocking dyeing cylinder, and belongs to the field of dyeing machines. Accordingto the high-temperature and high-pressure dyeing machine with the double-layer sewage discharging anti-blocking dyeing cylinder, an anti-blocking lubricating bag can be arranged on the inner wall ofa sewage discharging hole, when there is any sign of blockage in the sewage discharging hole or the sewage discharging hole is blocked, a plugging material such as a cloth fiber stuck in the sewage discharging hole exerts the pressure on a double nature ring, so that a lubricating substance in the anti-blocking lubricating bag flows out, thereby reducing the friction between the plugging materialand the double nature ring, which facilitates the removal of the double nature ring when the plugging material moves downward, even if the plugging material does not fall out of the double nature ring, a reverse plugging mechanism can be controlled to push the plugging material off the sewage discharging hole from bottom to top to effectively solve the problem of blockage of the sewage discharginghole, under the action of lubricating oil, and the difficulty of reverse plugging can be reduced, thereby improving the sewage discharge efficiency, improving the dyeing efficiency of the whole process, effectively reducing the cross-color incidence rate and increasing the coloring quality of a fabric.
Owner:南通鑫唐纺织印染有限公司

Pipeline for industrial production

The invention relates to the technical field of hydraulic engineering equipment, and discloses a pipeline for industrial production. The pipeline comprises a control pipe, a gear protection box is fixedly installed in the middle of the top of the control pipe, a gear connecting rod I is movably sleeved with the side face of the gear protection box, one end of the gear connecting rod I penetrates through and extends into the gear protection box, a gear I is fixedly connected to the end of the gear connecting rod I, a rotating handle is fixedly connected to the other end of the gear connecting rod I, and a gear II is arranged in the gear protection box. According to the pipeline for industrial production, by means of a baffle I on the inner wall of the connected pipe, sundries in waste waterare blocked, and the sundries are collected and precipitated conveniently; by means of a dirt collecting box and a dirt discharging box, the sundries are precipitated and collected more conveniently,the phenomenon that too many sundries block a water pipe is avoided, the practicability of the device is improved, a limited block is pulled downwards, a clamping block is drawn downwards, a drawer can be drawn out more conveniently, and the dirt discharging efficiency is improved.
Owner:江门市长河船舶工程有限公司
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