10results about How to "Avoid water quality deterioration" patented technology

This utility model discloses a mud crab spawning and hatching device, including a cement pool, which comprises a pool body with a permeable stone slab at the bottom. A hole is opened at the bottom right side of the pool body, and a drain pipe is installed inside the hole. A water supply component includes a water quality sensor located on the left side of the pool body. An air supply component includes a dissolved oxygen sensor located at the front of the pool body. A heating component includes a temperature sensor located at the front of the pool body. A movable component is installed at the top of the pool body, with a polycarbonate panel fixedly connected to its inner side. This utility model, through the structural design of water quality, dissolved oxygen, and temperature sensors, combined with water supply, air supply, and heating systems, can monitor and adjust key environmental parameters in the hatching pool in real time. The water quality sensor, linked to a solenoid valve, intelligently changes water to prevent water quality deterioration. Microporous aeration heads uniformly increase oxygen, ensuring balanced dissolved oxygen distribution. Heating pipes, in conjunction with the temperature sensor, maintain a stable water temperature.

This utility model provides a crab and bass polyculture device, relating to the field of aquaculture technology. It includes a pumping device, an outer box, and an inner box coaxially arranged with a clearance fit. Two limiting grooves are formed inside the inner box. A water pump is fixedly connected inside the inner box, and rotary joints are connected to both ends of the water pump. The other end of each rotary joint is connected to a circular box slidably connected to the limiting grooves. A motor drives a synchronous pulley and a synchronous belt to drive the circular box to slide within the limiting grooves, allowing the water inlets on the circular box to connect with water pipes in different directions. Combined with the power of the water pump, this enables bidirectional water flow between the two ponds, constructing a bidirectional water exchange system between the crab and bass ponds. This improves water resource utilization, prevents water quality deterioration in a single pond, promotes the sharing of beneficial substances between the two ponds, and reduces aquaculture costs.

The utility model relates to the technical field of wastewater treatment, in particular to a low-energy-consumption evaporative crystallization system for treating salt-containing wastewater of a power plant by utilizing a heat pump technology, which comprises an evaporation tower, a heat exchanger, a condensing tower and a heat pump assembly, the external power plant salt-containing wastewater collecting tank is connected with the evaporation tower, a liquid outlet in the bottom of the evaporation tower is communicated with a first channel inlet of the heat exchanger, a first channel outlet of the heat exchanger is communicated with a backflow liquid inlet in the top of the evaporator, and the heat pump assembly is communicated with a second channel inlet of the heat exchanger. A second channel outlet of the heat exchanger communicates with the heat pump assembly, the heat exchanger provides a cold water source for the heat pump assembly, and the heat pump assembly supplies a generated high-temperature heat source to the heat exchanger; a water vapor outlet in the top of the evaporation tower is communicated with an inlet in the bottom end of the condensation tower. The low-temperature normal-pressure evaporation technology and the heat pump technology are combined, waste heat and waste heat are used for supplementing heat for the low-temperature normal-pressure evaporation technology, and low-energy-consumption operation of power plant salt-containing wastewater treatment is completed.

This utility model provides a high-efficiency and energy-saving integrated tank-pump pressure-stabilizing water tank, relating to the field of water supply equipment processing technology. It includes an integrated tank-pump pressure-stabilizing water tank assembly, with a filter component on its side, and reinforcing and buffer components on its top. The assembly comprises a water tank and an energy-saving pressure-stabilizing pump. In this utility model, multiple filter elements are installed inside the filter box, which effectively filters the water source, removing impurities and particulate matter to prevent them from accumulating inside the tank. The activated carbon box further adsorbs microorganisms in the water source, further purifying the water quality, reducing corrosion and wear of the tank, extending the service life of the integrated tank-pump pressure-stabilizing water tank assembly, and maintaining the cleanliness of the water inside the tank, preventing water quality deterioration due to bacterial growth caused by impurities.

The invention provides a domestic water tank and a water supply control method of the domestic water tank. The domestic water tank is characterized in that a plurality of water storage cavities are formed in the water tank, and liquid level sensors are arranged in the water storage cavities; the water inlet end of the water inlet main pipe is connected with a tap water supply pipe; the water inlet ends of the plurality of water inlet branch pipes are connected with the water inlet main pipe, the water outlet ends of the plurality of water inlet branch pipes are respectively communicated with the plurality of water storage cavities, and the plurality of water inlet branch pipes are respectively provided with a water inlet valve group; the water outlet end of the water outlet pipe is connected with a user water pipe; the water inlet ends of the water outlet branch pipes are connected with the water storage cavities respectively, the water outlet ends of the water outlet branch pipes are connected with the water outlet main pipe, and water outlet valve sets are arranged on the water outlet branch pipes; the water pump is arranged on the water outlet main pipe; and the metering device is arranged on the water outlet main pipe. According to the scheme, the water storage cavities with the corresponding volume and number are selected for water storage according to the single-day average water consumption, it is guaranteed that stored water in the water tank is updated once in two days, water quality deterioration is avoided, and water supply sanitation is guaranteed.

The application discloses a photoelectric coupling device and treatment method for continuously disinfecting and purifying swimming pool water, and belongs to the technical field of swimming pool water treatment. The device comprises an electrochemical treatment unit and an ultraviolet treatment unit which are sequentially connected. The electrochemical treatment unit is provided with a filter assembly, a water pump and an in-situ E-peroxone reactor, and an integrated coaxial electrode is arranged in the reactor. The ultraviolet treatment unit is provided with an ultraviolet reactor with a VUV / UVC light source. The swimming pool circulating water is first subjected to electrochemical treatment and then subjected to ultraviolet treatment to form a synergistic oxidation system. Preferably, the residence time of the electrochemical unit is 5-10 min, the residence time of the ultraviolet unit is 10-15 min, the current density is 10-200 mA / cm 2 , and the ultraviolet dose is 200-1000 mJ / cm 2 . The device is suitable for continuous flow treatment of swimming pool water with a chlorine ion concentration of 200-2000 mg / L, containing urea, creatinine and / or hippuric acid.

The utility model discloses a kind of initial rainwater collection and storage treatment integrated device, including water storage tank, filtering mechanism, cleaning mechanism and collection mechanism;The bottom plate of water storage tank is equipped with baffle, water storage tank top is equipped with top plate, and the right side plate between top plate and water storage tank is left with the water inlet for rainwater to enter;Horizontal slot is opened on top plate, and the front side plate and rear side plate of water storage tank are all opened with vertical groove on inner wall, and horizontal groove is opened on the top of baffle, slot, vertical groove and horizontal groove are located in same vertical plane, filtering mechanism is inserted in slot, vertical groove and horizontal groove in detachable manner, and filtering mechanism and baffle divide the inner cavity of water storage tank into clean water chamber and raw water chamber;Cleaning mechanism is arranged on top plate, for cleaning impurities on filtering mechanism, and collection mechanism is detachably arranged at the bottom of raw water chamber. The device can clean the impurities accumulated on filter screen, collect and process impurities uniformly, and facilitate replacement when filter screen fails.

The utility model discloses roe incubation promoting equipment which comprises an incubation box (1) with an opening in the top, a square fence (2) is arranged in the incubation box (1), the bottom of the fence (2) is fixed to a bottom plate of the incubation box (1), an incubation area (3) is formed on the inner side of the fence (2), an equipment installation area is formed on the outer side of the fence (2), and a plurality of inclined shading plates (4) are arranged in the fence (2). The light shielding plates (4) are arranged side by side in the horizontal direction to cover the whole hatching area (3), an ascending channel (5) for fish fries is formed between every two adjacent light shielding plates (4), and a light source (6) is arranged above the hatching area (3). The utility model has the advantages of can improve roe hatching success rate and fry survival rate.

The utility model discloses an automatic bait casting machine for culture of modestus septentrionalis, and particularly relates to the field of culture of modestus septentrionalis, the automatic bait casting machine comprises a culture pond, one side surface of the culture pond is fixedly provided with two fixed support plates, the upper surfaces of the two fixed support plates are fixedly provided with a transmission assembly together, one side of the transmission assembly is provided with a movable support plate, and the movable support plate is provided with a feeding port. A material injection hopper is fixedly embedded in the upper surface of the movable supporting plate, the outer surface of the material injection hopper fixedly communicates with a quantitative electric valve, a feeding assembly is arranged above the material injection hopper, the bottom end of the material injection hopper fixedly communicates with a material distribution cover, and a driving motor is fixedly installed on the bottom surface of the material distribution cover; and a rotating shaft is fixedly mounted at the output end of the driving motor. According to the utility model, the feed can be dispersed everywhere in the culture pond, and fish schools can feed in a dispersed manner, so that the phenomena of residual feed accumulation and excrement concentration caused by concentrated food grabbing are reduced, and therefore, local water quality deterioration is effectively avoided, and a good growth environment is created for the modestus septentrionalis.

The utility model discloses a kind of aquaculture pond sewage discharge devices, it is related to pond sewage discharge technical field, including aquaculture pond, the left end of aquaculture pond is connected and is installed with filter device, the lower end of aquaculture pond left side is fixedly installed with sewage collection device.The utility model said a kind of aquaculture pond sewage discharge device, by setting pond bottom and sewage collection device, water flow is flowed to left side through the top of pond bottom, and then make sludge slowly slide to the inside of mud collection foundation pit, by the circulation flow of water, and then facilitate to collect sludge;By setting filter device and sewage collection device, realize the staged filtration to dirt, improve the sewage efficiency of aquaculture pond;By the action of fixed button and float, the water level inside the water tank connected is detected, sludge pump is extracted to the inside of sewage collection tank through sludge extraction pipe and sludge discharge pipe to the sludge in the inside of mud collection foundation pit, so that sewage collection tank collects sludge, realizes the automatic cleaning of sludge, avoids the deterioration of water quality in aquaculture pond.