17results about How to "Increase dissolved oxygen content" patented technology

The utility model provides a fairy shrimp temperature control hatching device which comprises a hatching box, a heating plate, a motor, a rotating shaft, blades and a pushing mechanism, the pushing mechanism comprises a sleeve, a piston, a reset spring, a stress block, a pushing rod, a transverse pipe, a vertical pipe and a jet head, and fairy shrimp eggs and hatching liquid can be poured into the hatching box. A proper temperature environment is provided under the action of a heating plate, meanwhile, a motor can drive blades to rotate through a rotating shaft, so that the fairy shrimp eggs are evenly distributed in hatching liquid, in addition, when the rotating shaft rotates, a push rod can make contact with a stress block, a piston is pushed by the stress block to move towards the interior of a sleeve, and when the piston moves, the stress block is pushed into the sleeve. Air in the sleeve can be pushed into the transverse pipe from the vertical pipe, the air spraying head on the transverse pipe can spray the air out, the content of dissolved oxygen in hatching liquid is increased, meanwhile, upward water flow is formed in the hatching liquid, the phenomenon that the eggs of the fairy years sink to the bottom is avoided, it is guaranteed that the eggs of the fairy years can receive proper heat, and the hatching rate is increased.

The utility model discloses water quality aeration purification equipment suitable for high ammonia nitrogen fishpond culture wastewater, which comprises a device body, a protection box is arranged in the device body, a base is arranged below the protection box, a suction pump is arranged in the protection box, a mounting rack is connected below the base, and the mounting rack is provided with a water inlet. A first water tank, a second water tank and a third water tank are sequentially connected to the lower portion of the mounting frame, the front end of the suction pump is connected with a water pumping pipe, the rear end of the suction pump is connected with a water inlet pipe, a first placing table and a second placing table are connected to the outer wall of the protection box, a first pesticide box is arranged above the second placing table, and a second pesticide box is arranged above the first placing table. According to the device, the content of dissolved oxygen in wastewater can be increased, a proper aerobic environment is provided for subsequent biological treatment, the concentration of ammonia nitrogen in the wastewater is reduced, the water quality of a fishpond is improved, precipitation of sludge and formation of an anaerobic environment are avoided, and subsequent stable operation of the device is ensured.

This utility model relates to the field of fish farming escape prevention technology, specifically to a fish farming escape prevention device, including a base, a fishing net tube fixedly installed on the top of the base, a barrier tube slidably connected inside the fishing net tube, a sealing plate installed on the top of the barrier tube by screws, and an airbag fixedly connected to the outside of the sealing plate. The airbag changes with the water level. The fishing net tube is equipped with stirring blades to agitate the water flow. The use of the airbag allows the height of the escape prevention device to change with the water level, eliminating the need for manual adjustment and preventing fish from easily flying out or swimming out of the top of the escape prevention device, thus ensuring the effectiveness of the escape prevention device. Furthermore, the external wind force drives the blades to rotate, which agitates the water flow inside the fishing net tube, allowing dissolved oxygen and nutrients in the water to be evenly distributed, avoiding local hypoxia or nutrient overload, and providing a good growth environment for the fish.

This invention discloses a river water ecological restoration and purification device, belonging to the field of river water purification technology. It includes a base plate with an air cushion installed at its bottom. Above the base plate, from front to back, are sequentially arranged an ice-breaking and salvage conveying component, a collection and separation component, a water purification component, and an oxygenation component. The collection and separation component contains a vibrating filter component. A drive component is located between the ice-breaking and salvage conveying component and the collection and separation component. A propeller is fixedly installed at the rear of the base plate, and a power component for unmanned operation is installed on the top of the base plate. This invention, through its integrated ice-breaking and salvage conveying component, collection and separation component, vibrating filter component, water purification component, and oxygenation component, highly integrates multiple functional modules such as ice breaking, salvage, conveying, solid-liquid separation, water purification, and oxygenation, filling the gap left by the inability of most cleaning equipment to be used in winter and achieving uninterrupted river ecological restoration.

The utility model discloses a kind of mixed aeration devices for industrial sewage treatment, including square frame, the outer surface of square frame is fixedly installed with support piece, the upper surface of square frame is fixedly installed with speed reducer, the output end of speed reducer is fixedly connected with screw rod, the outer surface of screw rod is threadedly connected with screw plate, the inner wall of square frame is fixedly connected with two support slide posts, the outer surface of each support slide post is slidably connected with transmission plate, and transmission plate is fixedly connected with screw plate, the bottom surface of each transmission plate is fixedly connected with transmission square bar, the bottom end of two transmission square bars is fixedly connected with connecting frame. The device is driven by speed reducer to rotate screw rod, so that screw plate, transmission plate and other components are linked, the height of square box, mixing assembly and aeration assembly is adjusted, different depth sewage tank can be accurately matched, and the device can fully mix and aerate sewage under different working conditions, improve sewage treatment efficiency.

The utility model relates to water body oxygenation technical field especially, more particularly to a fan circulating water oxygenation equipment. Its technical scheme includes: pedestal, suction chamber and suction pipe, be equipped with the nozzle on the pedestal, be equipped with the suction chamber on the nozzle, the other end of suction chamber is equipped with the mixing chamber, the other end of mixing chamber is equipped with the diffusion chamber, the mixing chamber, nozzle, suction chamber and diffusion chamber constitute the jet structure, jet structure is used for gas water mixture, increases water body oxygen content, the bottom end suction inlet of suction chamber is equipped with suction pipe, the bottom end of suction pipe is equipped with the impurity removal structure, and the impurity removal structure is used for removing the impurity that suction pipe orifice filters. The utility model discloses through the jet structure and carries out the water body oxygenation circulation of lasting, has improved water body dissolved oxygen content, the impurity that automatic cleaning filter plate surface adheres, ensures the filtering effect of filter plate sustained and stable, avoids the equipment performance decline caused by the impurity blockage or accumulation.

The utility model discloses a microorganism dissolved oxygen synergistic stirring device with high stirring efficiency, which belongs to the technical field of stirring devices and comprises a fermentation tank, a stirring motor is bolted to the top of the fermentation tank, a stirring shaft is fixedly connected to the output end of the stirring motor, two stirring impellers are bolted to the stirring shaft, and the stirring impeller is fixedly connected to the output end of the stirring motor. The stirring motor, the stirring shaft and the stirring impeller are arranged, microorganisms in the fermentation tank can be stirred, oxygen can be conveyed to the bottom of the fermentation tank through cooperation of the oxygen supply pump, the connecting pipe, the rotating sleeve, the aeration pipe and the aeration holes, and the microorganisms in the fermentation tank can be stirred. The microorganisms are in full contact with oxygen in the stirring process, so that the contact amount of the oxygen and the microorganisms is increased, the oxygen is quickly dissolved in the microorganisms, and the content of dissolved oxygen in the microorganisms is increased.

The utility model relates to sewage treatment technical field, concretely relates to a kind of intelligent operation management system of sewage treatment plant, including control module;Secondary sedimentation tank bottom is provided main return mud pipe and auxiliary return mud pipe, main return mud pipe, auxiliary return mud pipe and secondary sedimentation tank connecting end are respectively provided first jet pipe, second jet pipe, main return mud pipe and auxiliary return mud pipe top are respectively provided sludge backflow mechanism and electromagnetic regulating mechanism, and sludge backflow mechanism and sludge backflow mechanism are electrically connected with control module, aeration tank is communicated aeration equipment by aeration pipe, first jet pipe is communicated aeration equipment by aeration auxiliary pipe, second jet pipe is communicated aeration equipment by aeration branch pipe;Secondary sedimentation tank is connected sampling device, and sampling device includes camera, camera shoots sludge sedimentation image in set time, and is transferred to control module;The utility model sets up sludge backflow double channel, selects appropriate backflow channel according to sludge amount in secondary sedimentation tank, avoid pipeline silt, effectively maintain sewage treatment system operation.

The utility model discloses an energy-saving farmland irrigation device, which relates to the technical field of irrigation devices and comprises a liquid storage barrel, a liquid pumping pipe is arranged at the bottom of the liquid storage barrel, and the inlet end of the liquid pumping pipe is attached to the bottom wall of the liquid storage barrel; the first arc-shaped flow guide part is fixed to the inner wall of the liquid storage barrel and located on one side of the liquid pumping pipe, and the outer wall curved surface of the first arc-shaped flow guide part is tangent to the pumping direction of the liquid pumping pipe; the water pump communicates with the liquid storage barrel through a liquid pumping pipe, and the water outlet end is connected with a three-way valve; the liquid return pipe is connected to an outlet end of the three-way valve and extends to the top end in the liquid storage barrel; the first arc-shaped flow guide part is fixed at the outlet end of the liquid return pipe, the second arc-shaped flow guide part is fixed at the outlet end of the liquid return pipe, the second arc-shaped flow guide part and the inner wall of the liquid storage barrel are arranged at an interval, and the curved surface of the outer wall of the second arc-shaped flow guide part is tangent to the discharge direction of the liquid return pipe. And the structure of the swirling flow field is optimized, so that the liquid can be fully circulated and mixed in the liquid storage barrel.

The utility model relates to the technical field of freshwater fish culture, and particularly discloses a fish hatching device which comprises a base, a hatching box is installed on the base, and a water collecting tank is arranged on the periphery of the hatching box. The water spraying assembly is arranged at the top of the incubator and comprises a supporting frame connected with the incubator, and the driving motor is installed on the surface of the supporting frame; the water spraying assembly comprises a water spraying pipe and a supporting seat, the water spraying pipe is fixedly connected with an output shaft of the driving motor, a water inlet end is arranged on the surface of the water spraying pipe, one end of the supporting seat is rotationally connected with the water inlet end, and the other end of the supporting seat is fixedly connected with an external water pipe. The conical part is arranged, so that sewage can be conveniently discharged when the interior of the barrel is cleaned before roe hatching, fries can be conveniently put after roe hatching, and when a water source in the hatching box is continuously increased, the water source overflows from the top of the cylinder part, so that the flowability of the water source in the hatching box is kept, and the roe hatching rate is effectively increased.

The utility model relates to the technical field of water conservancy emergency equipment, specifically discloses a bubble disturbance type ice melting device based on unmanned ship platform, including bubble ice melting device, temperature monitoring module and total control module, and temperature monitoring module is composed of temperature sensor fixed in the lower part of sand head air disc. The utility model discloses bubble ice melting device and temperature sensor cooperate with each other, utilize temperature sensor real -time mobile type monitoring river and lake temperature before the operation of bubble ice melting device, send data to total control module, utilize total control module to carry out unified control to bubble ice melting device, when temperature is lower than set threshold value, total controller starts bubble ice melting device, forms bubble group, and a large number of bubbles contact ice layer and collapse rapidly, and the impact and the disturbance to the water flow of generation make ice layer melt. The utility model discloses a bubble disturbance type ice melting device based on unmanned ship platform, which solves the problem of deterioration of water conservancy building structure caused by rapid freezing weather in existing rivers and lakes.

The utility model discloses an assembly type small-sized flowing riverway ecological auxiliary device, which comprises a water baffle, two water baffle clamping grooves and an unpowered mixer, the two water baffle clamping grooves are respectively arranged on riverway revetments on two sides, the water baffle is arranged between the two water baffle clamping grooves, a plurality of water passing holes are arranged on the water baffle, and the unpowered mixer is arranged on the water baffle. Each water passing hole is provided with an unpowered mixer, each unpowered mixer comprises a conical pipe, a fixed edge is arranged on the outer circle of the large-diameter end of each conical pipe, the conical pipes are installed on the water baffles through the fixed edges, feeding ports of the conical pipes correspond to the water passing holes of the water baffles, and the feeding ports of the conical pipes correspond to the water passing holes of the water baffles. And a dosing device is mounted at a feeding hole in the large-caliber end of the conical pipe. The device has the advantages of convenience in assembly and disassembly, energy conservation, good treatment effect, safety and environment friendliness.

The utility model relates to the technical field of microbial agent expanding culture, and discloses a microbial agent efficient expanding culture device for macrobrachium breeding. According to the utility model, the cabinet body; the temperature adjusting water tank is mounted on the inner wall of the bottom of the cabinet body; the expanding culture tank is arranged on the temperature adjusting water tank; the partition plate is fixedly arranged on the inner wall of the cabinet body; the adding mechanism is mounted on the partition plate and is used for adding a carbon source, a nitrogen source and trace elements into the expanding culture tank; the aeration mechanism is mounted on the cabinet body and is used for increasing dissolved oxygen of the bacterial liquid in the propagation tank; the temperature adjusting mechanism is arranged on the temperature adjusting water tank and is used for adjusting the propagation temperature; and the stirring mechanism is arranged at the bottom of the expanding culture tank and is used for stirring the bacterial liquid.

The application provides an integrated in-situ protein separation biofilter bed, which comprises a filter bed body, a foam discharge assembly and an oxygen increasing assembly, the filter bed body has a containing space, the boundary of the containing space is in the shape of a circular segment in a vertical plane, a first arc segment of the circular segment is at the top of the containing space, and a second arc segment is at the bottom of the containing space, the oxygen increasing assembly is arranged corresponding to the second arc segment, and the foam discharge assembly is arranged corresponding to the first arc segment, bubbles generated by the oxygen increasing assembly can enter the containing space and float upwards to generate foam in the containing space, and the foam discharge assembly can collect the generated foam and discharge the foam into a target space. The oxygen increasing, biological filtration and protein separation functions are organically combined to realize synergistic effect, and high integration is realized. The design of in-situ treatment does not need water pump extraction and mechanical filtration, water treatment is directly performed in a breeding pond, energy consumption and land occupation are reduced, system maintenance and management are simplified, and the efficiency and effect of water treatment are improved.

The application relates to a feeding and oxygenation device and method for a white shrimp (Penaeus vannamei) breeding pond, wherein the device comprises a carrier, a feeding mechanism and a mixing mechanism, and the feeding mechanism and the mixing mechanism are arranged on the carrier; the mixing mechanism comprises a gas supply part, a flow distribution seat and a mixing unit, the flow distribution seat is connected with the gas supply part and the mixing unit respectively, the gas supply part supplies gas to the mixing unit through the flow distribution seat; a first gas outlet is arranged on the flow distribution seat; the mixing unit comprises a water inlet disc, a mixing part, an impeller, a water disturbance unit and a water inlet shaft, the water inlet disc is fixed on the top of the mixing part, and a mixing cavity is arranged in the mixing part; the water inlet shaft can drive the impeller and the water disturbance unit to rotate around the axis of the water inlet shaft under the drive of the gas supply part; the device solves the problem that the air supplied into the breeding pond is in contact with water for a short time, the supplied air is immediately floated out of the water surface after being sprayed, and the oxygenation effect of the pond is poor.

The utility model relates to the technical field of seedling raising device, concretely speaking is a kind of vicia faba seedling raising device with photosynthesis. Including illumination part and seedling raising part, the lower side of illumination part is provided with support frame, and seedling raising part is set to the inside of support frame;Seedling raising part includes outer box body and inner box body, and the inside of outer box body is provided with support layer and partition layer, and inner box body is placed on the upside of support layer, one end of partition layer is connected with through cavity, and the upper portion of through cavity is through with the upside of support layer, and the bottom of through layer is paved with circulating water pipe, and circulating water pipe is paved along the downside of support layer, and the outer end of circulating water pipe is bent and paved to the inside upper portion of outer box body upwards, and the outer end opening of circulating water pipe faces the upside of partition layer, and nutrient agent on the upside of circulating layer flows through through cavity and circulating water pipe, realizes the transverse circulation flow of nutrient agent, and not static soak, this ensures that nutrient agent distribution is more uniform, and nutrient concentration is stable.

This utility model relates to the field of ecological restoration technology and discloses an ecological restoration device for polluted water bodies in a watershed. It includes uprights, with a vertical rod fixedly connected to the top of two adjacent uprights, and a horizontal rod fixedly connected to the top of two adjacent vertical rods. A planting trough is fixedly connected to the top of the uprights, and a top cover is fitted onto the top of the planting trough. Multiple water passage holes are provided on the outer walls of both the planting trough and the top cover. Multiple biofilm carriers are fixedly connected to the bottom surface of the planting trough, and an adsorption box is fixedly connected to the bottom surface of the uprights. Multiple support rods are fixedly connected to the outer wall of the upper vertical rods, and a solar panel is fixedly connected to the top of the support rods. In this utility model, nitrogen and phosphorus nutrients in the water are absorbed by the plant roots in the planting trough, the biofilm carriers provide a surface for microorganisms to attach and grow, and the adsorption box is filled with activated carbon and adsorption materials to adsorb and remove pollutants from the water, further purifying the water quality.