70results about How to "Reduce the number of water changes" patented technology

The invention relates to a composite bactericide of nano copper and polyhexamethylene guanidine and a processing technic. The composite bactericide consists of nano copper, polyhexamethylene guanidine, a dispersant, a stabilizer, a complexing agent and water. The composite bactericide is an aqueous solution. The weight ratio of nano copper and polyhexamethylene guanidine is (1:1)-(1:20) and the total weight of nano copper, polyhexamethylene guanidine accounts for 2-50% by mass of the total solution, the dispersant accounts for 0.1-10% by mass of the total solution, the stabilizer accounts for 0.1-30% by mass of the total solution and the complexing agent accounts for 1-30% by mass of the total solution, and the rest of the solution is water. The composite bactericide is high in sterilizing efficiency and low in cost.

The invention discloses an air purifying and filtering system, which comprises a box body; the box body is divided into two parts by a flexible diaphragm from top to bottom; the upper part is a washing chamber filled with water, and the lower part is a pneumatic chamber connected with an air pump; the side wall of the pneumatic chamber is provided with a vent hole with a sealing cover; the upper and lower ends of side wall of the washing chamber are respectively provided with a water inlet and a water outlet; the water inlet and water outlet are provided with sealing covers; the top of the box body is provided with an air inlet and an air outlet; the air inlet is connected with an inlet pipe equipped with a blower; the inlet pipe is communicated with the bottom of the washing chamber; and the top half of the washing chamber is provided with a main filtering layer. The system can clean the main filter layer automatically and reduce the work of replacing and cleaning the filter net, and also has a good filtering effect to obtain dry pure air.

The invention discloses a water circulation type split mop barrel. The water circulation type split mop barrel comprises a washing barrel and a dehydrating barrel which are independent from each other, wherein a cleaning mechanism is arranged in the washing barrel, a dehydrating mechanism and a water circulation device are arranged in the dehydrating barrel, the washing barrel and the dehydrating barrel can be buckled with each other, the water circulation device comprises a water suction pump and a water guide pipe, the water suction pump and the water guide pipe are mounted in the dehydrating barrel, a water inlet of the water suction pump is positioned at the lowest liquid level of the dehydrating barrel, a water outlet of the water suction pump is connected with one end of the water guide pipe, the other end of the water guide pipe communicates with the washing barrel, and the dehydrating mechanism drives the water suction pump. According to the water circulation type split mop barrel, the packaging, transportation and warehousing cost can be saved, meanwhile, the living space occupied by storage is also reduced, the water adding, pouring and changing operations are labor-saving, more important, the water circulation in the two barrels is realized, therefore, the water changing frequency is reduced, the water changing times is reduced during the use process of a user, the water changing operation is labor-saving, and finally, the convenience in the use process is really promoted.

The invention discloses a shrimp culturing method. The shrimp culturing method comprises the following steps that (1) an aquaculture pond is prepared according to a conventional culturing method, and shrimp seeds are thrown into the aquaculture pond according to a conventional density; (2) 10 kilograms to 20 kilograms of bioflocculation provenance is poured into each mu every day when the ages of the shrimps are smaller than one month, and 20 kilograms to 30 kilograms of bioflocculation provenance is poured into each mu every day when the ages of the shrimps are larger than one month; (3) a water bottom aeration machine is used for oxygenation in the whole culturing process. The method for preparing the bioflocculation provenance comprises the steps that brown sugar, rice bran and feed additives are evenly mixed and then are added to clean fresh water to be evenly stirred, sealing is conducted, fermentation is conducted for three to four days at the temperature of 25-32 DEG C, and then the bioflocculation provenance is obtained, wherein the weight ratio of the clean fresh water, to the brown sugar, to the rice bran and to the feed additives is 250:5-8:30-40:2-3. By the adoption of the shrimp culturing method, the feed coefficient of shrimp culturing ranges from 0.7 to 0.8; compared with traditional culturing feed, the growing period of the shrimps cultured according to the method is shortened by 15 days to 20 days under the condition that the adult shrimps are obtained.

The invention discloses a bubble wrap pool cover, comprising a base layer which is suitable for covering a pool and a bubble layer which is connected on the base layer, wherein, the bubble layer is provided with a plurality of bubbles. The invention also discloses a production method of the bubble wrap pool cover, which comprises the following steps: firstly, the following raw materials are mixed by weight percentage: 99.7 percent of polyethylene resin, 0.2 percent of anti-UV agent and 0.1 percent of antioxidant; secondly, the mixture is extruded from a double-slit casting mould, and then vacuum blistered by a bubble roll into a bubble cap, and closed by hot bonding into a neat and independent bubble wrap; and finally, the bubble wrap is cut, spliced or sewn into a bubble wrap pool cover product. The bubble wrap pool cover can avoid impurities from falling into the pool water to cause pollution, and avoid inconvenience caused by the increase or decrease of the temperature.

Th invention discloses a dish-washing machine easy to clean, and relates to a dish-washing machine. After the dish-washing machine is subjected to self-cleaning repeatedly, multiple food residues arestill adsorbed to the surface of a draining board, manual cleaning is needed, the vision feeling is affected, and the user experience is poor. The dish-washing machine comprises a tank, a trough body,a panel, a cleaning assembly, a connector, a water inlet assembly, a drainage assembly and a cabinet, and the trough body is formed in the upper portion of the cabinet; the cleaning assembly comprises a water guide plate and a filter; the water guide plate is provided with a water outlet; the filter is of a bottomless structure and is installed on the lower portion of the water guide plate, an upper opening of the filter is communicated with the water outlet, and a lower opening of the filter is connected with a slag breaker which is installed below a water pumping area. According to the technical scheme, the water guide plate guides washing water to flow, cleaning is facilitated, the food residues cannot be accumulated on the surface, the washing water good in washing effect can flow into the pumping area rapidly, the water filtration rate cannot be affected after long-time use, and the water resource is effectively saved.

The invention provides a leech culture device. The leech culture device comprises a culture pond, a water inlet, a water drainage port, a feeding device and a hook; the feeding device comprises a bait box and a recycling box; the recycling box is fixedly connected under the bait box; the bait box and the recycling box are hollow cylindrical containers with openings formed in the upper portions and the same radius, and multiple through holes are formed in the side wall and the bottom of the bait box. The invention further provides an ecological culture method. The method comprises the steps that bait is put into the bait box, the feeding device is vertically immersed into the culture pond, and it is guaranteed that the top end of the uppermost layer bait box is located 1-2 cm over the water surface. The leech culture device and the ecological culture method have the advantages that leeches can conveniently take feed, remaining bait can be cleaned conveniently and thoroughly, operation is easy while the good water quality in the culture pond is guaranteed, the labor cost is reduced, the culture efficiency is improved, and the culture benefit is increased.

The invention discloses a preparation method for puffed feed for snakeheads. The preparation method comprises the following steps: weighing ingredients according to the formula, mixing the weighed ingredients, crushing the mixed ingredients, and sieving the crushed ingredients 2-3 times according to the needs until the mixed ingredients can pass through a 100-mesh sieve; transferring raw material powder into a modulator, and introducing steam which accounts for 16-18% of raw material powder in mass to modulate; then, introducing the modulated raw material powder into an extruding, puffing and granulating machine for preparing feed granules; and drying the feed granules so as to obtain the finished product of the puffed feed. The puffed feed for snakeheads provided by the invention has excellent index performance, the feed coefficient is low, and snakeheads fed by the feed are healthy, better in constitutional health, and extremely high in survival rate. In addition, the snakehead fed with the puffed feed does not have hepatic pathological changes, and thus, the feed disclosed by the invention has an extremely good liver protecting effect.

The embodiment of the invention discloses a coating paint mist treatment method. The coating paint mist treatment method includes the steps that coating paint mist is brought into Venturi circulatingwater through circulating air, wherein after being rinsed by the Venturi circulating water, the circulating air brings the paint mist into the Venturi circulating water, and the paint mist flows intoa circulating water treatment system along with the circulating water; the circulating water system is a special culture mixed microorganism system, paint mist collected by the circulating water includes organic solvents and organic macromolecular compounds and is metabolized by the microorganism system, after metabolism, part of residual inorganic pigments and a filler are coated by microorganismexcreta to float on the liquid surface of a circulating water storage tank and then are discharged through a slag scraping machine, and part of the residual inorganic pigments and filler deposit at the bottom of the circulating water storage tank and then are discharged through a filtration pump. By adopting the coating paint mist treatment method, discharging of paint slags and wastewater can begreatly reduced; pipeline clogging is reduced; the coating paint mist treatment method is friendly to the environment, and the cost is reduced.

The invention discloses a multifunctional aquarium filtration purification device. The multifunctional aquarium filtration purification device comprises a box body, wherein a first-stage cabin body and a second-stage cabin body are arranged in the box body; the first-stage cabin body is higher than the second-stage cabin body, and a sealing cover is arranged at the upper end of the first-stage cabin body; one side of the box body, corresponding to the middle part of the first-stage cabin body, is connected with a water inlet pipe; a filtration basket filled with a filter material or a helicalseparator is inserted into the first-stage cabin body; an overflow channel is formed between the first-stage cabin body and the second-stage cabin body in the box body, and a pump room is arranged below the overflow channel; the two ends of the overflow channel are respectively communicated with the first-stage cabin body and the pump room; a water pump is arranged in the pump room; one side of the pump room is provided with a drain hole communicated with a water outlet of the water pump; the upper end of the drain hole is positioned in the second-stage cabin body; the filter material is press-mounted in the second-stage cabin body through a bottom screen; and one side of the box body, corresponding to the upper end of the second-stage cabin body, is provided with a waterfall water outlet.The device can effectively filter out suspended solids in water, keep water body stable, maintain aquarium environment, reduce the water changing times for feeding aquarium fishes, and improve the physique and health degree of the aquarium fishes.