414results about How to "To achieve the purpose of saving water" patented technology

The invention relates to a vertical multi-impeller washing machine which comprises an inner barrel, an outer barrel, impellers, a motor, a speed reducer and a transmission gear. The invention is characterized in that: the impellers are three or four impellers which are pivotally arranged on the periphery of the inner wall of the inner barrel and correspondingly arranged at 120 DEG or 90 DEG; the impellers take the shape of a basin and are provided with convex ribs with smooth edges; gear rings are arranged on reverse surfaces of the impellers; the transmission gear is provided with three or four output shafts on which the impellers are arranged. A washing method of the invention is characterized in that: during the washing process, washing can be carried out when water inlet quantity only reaches one third of impeller height, and all the impellers can rotate positively or reversely simultaneously for washing clothes. Due to adoption of multi-impeller structure, the clothes can be overturned and thrown in the three-dimensional direction, thereby effects of non winding, high cleanliness and low abrasion are realized. Because the inner barrel and the outer barrel are designed into the shape of a basin and the size of the bottom part of the outer barrel is small, the aim of water conservation is reached.

The invention discloses an intelligent rice cooker, an integrated electric valve and a filter screen pipe. The intelligent rice cooker comprises a bottom leakage spraying device, a water containing box and / or a feeding device; the feeding device comprises a worm rod and the filter screen pipe, the worm rod pushes rice grains to pass through the filter screen pipe, and a wind force, dust gravity and a centrifugal separator are used for removing dust in the rice grains; the rice cooker is provided with a filtering device for filtering rice washing water or cooker washing water discharged from the rice cooker for reuse; the rice cooker can achieve automatic addition of rice and water for cooking, and a rice cooker lid can be automatically opened or closed as needed. Through the technical scheme above, the intelligent rice cooker provided by the embodiment can save water in the processes of cooking rice and washing the cooker.

The invention relates to a convenient water-saving all-composite nano-filtration and reverse osmosis water purifier. The convenient water-saving all-composite nano-filtration and reverse osmosis water purifier comprises a shell, a filter element and a micro booster pump, wherein a clean water outlet nozzle is arranged on the shell; the filter element and the micro booster pump are arranged in the shell; the filter element is a composite filter element; the composite filter element adopts a cylindrical and radial multi-layer composite structure; a filter element seat is arranged in the shell; the composite filter element is arranged on the filter element seat in the shell; a space is reserved in the outer wall of the composite filter element to form a water inlet cavity; a water outlet cavity is separated from the water inlet cavity by a filter layer of the composite filter element; a water inlet connector and a washing water connector are also arranged on the shell. According to the convenient water-saving all-composite nano-filtration and reverse osmosis water purifier, the composite filter element with a multi-layer filter layer is arranged in the shell, so that the structure is compact, the volume is small, the water purifier is mounted at the required placed and is mounted without help of professionals; meanwhile, the washing water connector is arranged, so that waste water can be recovered and recycled to fulfill the aim of saving water.

The invention discloses a coal-fired power plant flue gas heat regenerative system and an energy-saving water-saving ultra-clean discharging method. The temperature of the flue gas is reduced to about 90-110 DEG.C through a low-temperature coal economizer, and the recycled flue gas heat heats primary and secondary wind entering a boiler through a steam air heaters, so that the first stage of heat regenerative cycles is achieved. The temperature of the flue gas at the outlet of a desulfurization tower is reduced to 30-40 DEG.C through a vacuum flash evaporation and solidification device and a low-temperature heat pump heat exchange device, and a part of water vapor of the flue gas is condensed and collected, so that water is saved. The low-temperature heat pump heat exchange device absorbs the latent heat released in flue gas sensible heat and condensation processes, and dry as-fired coal and air are heated, so that the second stage of heat regenerative cycles is achieved. A boiler slag discharge system recycles the waste heat of heat slag, and the as-fired coal is heated, so that the third stage of heat regenerative cycles is achieved. When the waste heat is not used up, the remained waste heat can be utilized, so that energy is saved. Low-temperature desulphurization slurry led out from the vacuum flash evaporation and solidification device is injected into the desulfurization tower, so that the desulphurization efficiency is improved, and an ultra-clean discharging objective is achieved.

The invention discloses a Chinese medicinal herb cleaning machine, which comprises a multi-section type roller, a transmission mechanism used for the rotation of the multi-section type roller, and a water spraying system used for spraying water into the multi-section type roller for cleaning medicinal materials; the multi-section type roller comprises a pre-flushing separation section, a soaking section, a forced flushing separation section and a cleaning-water separation section which are sequentially connected, wherein the roller walls of the pre-flushing separation section, the forced flushing separation section and the cleaning water separation section are uniformly distributed with round holes; the front end of the pre-flushing separation section is provided with a feed end; and the water spraying system comprises a water supplying pipe arranged inside the multi-section type roller and a nozzle arranged on the water supply pipe. The invention effectively separates silt and dust entrained by the Chinese medicine herbs, and realizes the working procedures of cleaning the Chinese medicine herbs and the cleaning water separation automatically and consistently on one hand, and achieves the purpose of saving water on the other hand.

The invention discloses a sealed type circulating water cooling device and a method. The device comprises an inner cooling device, a plate type heat exchanger (7) and an ice storage auxiliary cooling device, wherein the inner cooling device comprises an air cooler (3); the ice storage auxiliary cooling device comprises an ice storage cooling device (9); and inner cooling water which flows through the inner cooling device of the plate type heat exchanger (7) exchanges heat with outer cooling water which flows through the ice storage auxiliary cooling device of the plate type heat exchanger (7). The sealed type circulating water cooling device and the method provided by the invention improve the cooling capability of the cooling device and solve the problem that the cooling device still has enough cooling capability when the environment temperature is greater than or equal to the permitted highest water inlet temperature of process equipment; and in the operation process of the equipment, no water is lost, so that the aim of water conservation is achieved.

This invention relates to a decontamination cycle laundry machine, which comprises the laundry machine casing, a washing tub set outside the casing, a controller used for controlling the laundry machine, an inlet solenoid valve set inside the inlet pipe, an outlet solenoid valve set inside the outlet pipe, a decontamination cycle water saving device, and a water storage tank, wherein on the top of the tank it has an inlet pipe connected with the outlet pipe of the washing tub, and the inlet pipe has an outlet solenoid valve; the bottom of the water storage tank is connected with the blow-down pipe and the blow-down valve, and the top of the water storage tank has an overflow pipe; between the water storage tank and the inlet pipe of the washing tub it has an tank outlet pipe, and a pump set in the tank outlet pipe, inside the outlet pipe it has a water-supply magnetic valve; every magnetic valve is electric connected with the controller.

A method based on the computer visualization for detecting the information about the water demand of crops in order to save water in intelligent irrigation system is disclosed. Its system is composed of a black reference with known sizes, image acquisition equipment, image acquisition card and computer. Said method includes such steps as arranging said block reference close to stem or fruit (seed) of crops, taking the image, filtering noise, separating the reference and object to be detected, calculating the numbers of their pixels, and calculating the water demand.

The invention relates to an extraction method of essential oil from citrus peel, the extraction method is characterized in that hardening liquid is prepared by taking 99.04 percent to 99.26 percent of water, 0.1 percent to 0.2 percent of sodium benzoate, 0.5 percent to 0.8 percent of calcium chloride anhydrous and 0.04 percent to 0.06 percent of sodium bisulfite; 1 part of fresh citrus peel and 4 parts of the hardening liquid are further taken according to the proportion by weight, the even mixing is carried out to allow the citrus peel to be fully submerged in the hardening liquid, the time is 2 to 3 hours, the citrus peel is fished out from the hardening liquid after the completion of the soaking and crushed by using a roller crusher, the obtained citrus peel residues are directly or indirectly used as animal feeds after the drying, the mixed liquid of citrus oil and water which is obtained by crushing is filtered by using a filter net with 80 to 120 meshes, then a pipeline type high-speed centrifuge is used for separation under the rotation speed of 18000 turns / min to 20000 turns / min, the obtained water enters a sedimentation tank, big scraps are carried out the sedimentation, supernatant liquid is returned to a soaking tank of the citrus peel as hardening water, the obtained citrus oil is stored for more than 7 days at 3 DEG C to 8 DEG C, and the essential oil from the citrus peel is obtained after the filtration.

The present invention discloses an intelligent water-saving irrigation system based on plant organ microsize change detection. It is formed from sensor, conversion amplification circuit and chip microprocessor measuring control communication system. The sensor can be mounted and held on the typical leaf or fruit of tested plant, and the measuring signal outputted by sensor can be transferred into convertion amplification circuit, and amplified, then transferred into the microprocessor, and transferred into main control computer at regular time, according to the result obtained for processing and analyzing measured data the main control computer can define that the electroni switch of said irrigation system is switched on or not so as to implement closed loop control of irrigated plant.

The invention relates to the technical field of a forest water-saving irrigation method, and relates to a forest well type water-saving irrigation method which is performed according to the following steps: (1) measuring and checking the soil condition of the woodland requiring irrigation and determining the size of required porous silo pipes; (2) forming at least two holes matched with the porous silo pipes on the ground surface of root distribution region at the periphery of each forest; and (3) installing the porous silo pipes in the holes formed in the step (2). According to the invention, the conventional forest surface irrigation method is changed, water is directly irrigated to the underground forest root distribution regions by a conventional trickle irrigation system and the lateral leakage of the porous silo pipes, the ground surface is kept in a drier or dry state, and the capillary pipes of the soil in the irrigation humid region and the soil on the ground surface are in a breaking state, so that the surface evaporation after irrigation is greatly prevented and reduced, the water is effectively supplied for the forest root system, and the water utilization efficiency is improved to achieve a water-saving purpose.

The invention relates to the field of agricultural water conservancy engineering, and provides a water-fertilizer integrated device for a greenhouse. The water-fertilizer integrated device comprises a greenhouse, and also comprises a water storage unit, a fertilizer dissolving unit, a controller and a plurality of spray-irrigation units, wherein the spray-irrigation units are arranged in soil located at the periphery of the root part of a crop in the greenhouse; the water storage unit and the fertilizer dissolving unit are in connection through a water delivery pipeline; the lower end of the fertilizer dissolving unit is provided with a main pipeline extending into the greenhouse; each spray-irrigation unit is connected with the main pipeline through a branch pipeline; and the water storage unit is connected with the main pipeline through an irrigation water pipe. The water-fertilizer integrated device for the greenhouse provided by the invention can realize automatic, highly-precise and direct applying of a fertilizer and water to the root part of a plant, achieves the purposes of saving water, reducing the fertilizer and increasing yield, reduces the labor intensity of workers, improves production efficiency, and reduces cost.

The invention discloses an adjustable umbrella-shaped dripping irrigation all-in-one machine. The adjustable umbrella-shaped dripping irrigation all-in-one machine comprises a base plate, a main rod, a steel ring, a water collecting box, branch rods I, branch rods II and a motor. The main rod is fixed to the base plate and is internally provided with a water inlet pipe, the water inlet of the water inlet pipe is formed in one side of the lower end of the main rod, and the water outlet of the water inlet pipe is formed in the top end of the main rod. The water collecting box is installed at the top end of the main rod and communicated with the water outlet of the water inlet pipe, the two or more branch rods I are installed on the water collecting box, the branch rods I are movably connected with the water collecting box, one end of each branch rod II is connected with the corresponding branch rod I, the other end of each branch rod II is provided with a sprayer, and the branch rods I and the branch rods II are internally provided with branch pipes communicated with the water collecting box. The steel ring is installed on the main rod through fastening bolts. One end of each short frame is movably connected with the steel ring, and the other end of each short frame is movably connected with the corresponding branch rod I. The motor is installed in a system box in the base plate, and the main rod is provided with a fixed pulley. The adjustable umbrella-shaped dripping irrigation all-in-one machine is simple and reliable in structure, high in practicality, convenient to store and carry and easy to apply and popularize.

The invention discloses a roof greening system which comprises multiple planting pots, an automatic control water tank and connecting pipes. Each planting pot comprises an outer pot body and a root control pot body, a butt-joint opening is formed in the bottom of each outer pot body, and a tee pipe joint is installed at the butt-joint opening of each planting pot; a tee pipe joint is installed at the bottom of the automatic control water tank, and the automatic control water tank automatically controls on-off of a valve; all the tee pipe joints are connected in series through the connecting pipes, and the length of the connecting pipes can be changed to adjust the spacing distance of the planting pots; after an external water supply pipe is connected with the tee pipe joint in the automatic control water tank, the automatic control water tank automatically controls water in the external water supply pipe to be delivered to the connecting pipes through the valve to control the water levels of the planting pots, and the water flows into the planting pots from the butt-joint openings and rises from bottom to top for irrigation. According to the roof greening system, destruction of plant root system growth to a roof can be prevented, the condition that water is evaporated from the surface can be completely eradicated, therefore, the water source utilization efficiency is improved, time and labor can be greatly saved in irrigation, and the cost can be reduced.

The invention relates to a washing machine, which is a special-shaped drum-type washing machine, a drum bus bar comprises three sections, the lower section is round arc, the middle section is conical, and the upper section is round ring shape, the whole section takes an ear shape, two processes which are wave wheel washing and centrifugal washing can be achieved as the changes of the speed of the drum in the process of washing. The whole machine structure comprises a rolling wheel, an outer casing, a water outlet pipe, an elastic supporting leg, a water channel, a water containing tank, a special-shaped drum, a drum cover, a water containing tank cover, an outer casing cover, a wave wheel, a motor, a belt wheel, a gear box, a bracket, a wave wheel blade and a drum shaft, a hole is arranged on the special-shaped drum, and the hole is convenient for liquid to be thrown out, and the lower portion is provided with a hole which guarantees cleaning mixture to get into the drum normally. The invention has simple structure, and the driving motion is convenient, and the invention has the characters of hand rubbing type and centrifugal type washing, which has the advantages of high utilization of mechanical energy and excellent washing effect, which saves water and electricity.

The invention provides a high-yield sunflower culturing technology based on drip irrigation, belonging to the technical field of crop culture. According to the invention, aiming at the biological characteristics of the sunflower, seven matched culturing technologies, namely soil selection, reasonable compact planting, early sowing at proper time, scientific fertilizing, water-saving drip irrigation, assistant pollination and in-time harvest are utilized, so that the purposes of high yield and water conservation can be achieved. The high-yield sunflower culturing technology based on drip irrigation is strong in pertinence, has the effects of water and fertilizer conservation, labor saving, high yield and high efficiency, and is wide in popularization and application prospect.

A cleaning water jetting device 40 formed so as to rotate a nozzle by a fluid pressure and capable of reducing the size of the drive part of a pump for feeding fluid to a chamber and an operation cost, comprising an upper side through-hole 6A recessedly formed in edge shape provided in the ceiling of the chamber 2 and a bottomed concave part 43 formed in round hole shape provided in the bottom surface thereof, wherein the nozzle 4 is installed by inserting a reduced diameter part 7 on a nozzle tip side at the nozzle tip side into the upper side through-hole 6A and the bottom portion 44 into the concave part 43, and kept in such a state in the upper side through-hole 6A as to face a cleaning fluid jetting port 5 toward the outside of the through-hole, to be rotated, and to allow the position thereof to be changed in a nozzle axis O direction, and can be revolved around the center axis thereof in the tilted attitude relative to the center axis P of the upper side through-hole 6A.

The invention relates to a wet-process desulfurization wastewater utilization system and process. The system comprises a smoke inlet path, a dust collector, an absorption tower and a wastewater discharge pipeline which are connected in sequence, wherein a gas-liquid two-phase flow atomizer is arranged in the smoke inlet path; original smoke gas entering from the smoke inlet path is mutually acted with atomized wastewater jetted by the gas-liquid two-phase flow atomizer, subjected to dust removal through the dust collector and subjected to desulfurization treatment by entering the absorption tower; the obtained wastewater is conveyed to the gas-liquid two-phase flow atomizer through the wastewater discharge pipeline; the wastewater is sprayed out after being atomized through the gas-liquid two-phase flow atomizer; the atomized wastewater acts with the original smoke gas in a circulating mode, so that the wastewater is utilized. According to the wet-process desulfurization wastewater utilization system and the process thereof disclosed by the invention, a wastewater emission secondary pollution problem and a water resource loss problem are solved, and efficient reutilization of the wastewater in the system is realized, so that the wet-process desulfurization system is completely free of wastewater emission, and the power consumption is reduced; the dust collecting effects of the dust collector are greatly improved, so that the integral saving and environment-friendly effects of the wet-process desulfurization system are promoted. The wet-process desulfurization wastewater utilization system is suitable for being popularized and applied in relevant fields.

The invention discloses a large-scale common sucker breeding method capable of controlling the temperature of circulating water. The method comprises the following steps of parent fish selection, parent fish rearing, artificial spawning induction, artificial fertilization, artificial incubation, larva fish cultivation, disease control and the like. In an artificial breeding process, the temperature of the water is controlled in a range of 15-20 DEG C by using a circulating water temperature controlling technology, the water is circulated and is used efficiently, the prosperous breeding period of common suckers is greatly prolonged, adverse effects on artificial breeding due to over low water temperature in the early stage and over high water temperature in the later stage are avoided, and the problems that the water quantity is insufficient, the water quality is deteriorated and the water is polluted in the breeding period are solved. According to the technical scheme obtained from scientific experimental research and production practice, the spawning induction rate, the spawning rate, the fertility rate, the hatching rate and the emergence rate of the common suckers can be greatly improved, the bottleneck on large-scale breeding of the common suckers is solved, and the large-scale common sucker breeding method plays an important role in scientific research, population protection and artificial breeding of the common suckers.

The invention discloses a winter wheat water-saving high-yield cultivating method. The method comprises: selecting drought tolerant winter wheat breed seeds to carry out coating treatment; calculating the application amounts of phosphor, potassium and nitrogen in soil according to the growing demand and nutrient element balance principles of wheat; adjusting the landform of planting areas; applying proper phosphate fertilizers, potash fertilizers and slow release nitrogen fertilizers into 15-35cm deep soil; delaying the sowing period of winter wheat to mid-October for sowing, and then sprinkling nutrient solution; and irrigating the wheat in the jointing stage of wheat growth. The method increases the yield of winter wheat per mu to more than 500 kg while saving water and fertilizer. The effect is significant.

The invention discloses an efficient running control method for a water ring vacuum pump unit and a control system and relates to the field of energy saving and emission reduction of fluid machinery. The efficient running control method comprises the following steps: based on the operating characteristics of the water ring vacuum pump unit, building an efficient running control model of the water ring vacuum pump unit; with respective to specific application working conditions, inputting nominal parameters of the water ring vacuum pump unit and user requirement parameters; acquiring real-time operating parameters of the water ring vacuum pump unit via a measuring meter, and through operation feedback of a control box, adjusting such parameters as the rotational speed of the water ring vacuum pump unit, and the opening degree of a supplementary operating fluid control valve in real time; and enabling the water ring vacuum pump unit to work under the conditions of maximum comprehensive efficiency and low power consumption via the steps of pre-vacuumizing, selection of optimal rotational speed and optimal fluid supplementation amount, constant-voltage operation, shutdown judgment and the like. By use of the efficient running control method, the problem of excessively high energy consumption caused by extensive operation of the water ring vacuum pump unit is solved and the effect of saving electricity and water is achieved.

The invention discloses a heat tube type water-saving device used for a cross-flow cooling tower. The heat tube type water-saving device comprises a tower body (13), wherein the two sides of the tower body (13) are provided with air inlets; fillers (14) are separately arranged at the inner sides of the air inlets at the two sides of the tower body; cooling water flows in from the upward sides of the fillers (4); heat tube arrays (11) are separately mounted at the inner sides of the fillers (4); each heat tube of the heat tube arrays (11) is formed by connecting a heat tube evaporation section (11-2) arranged on the inner cavity of the tower body (13) and a heat tube condensing section (11-1) arranged above the tower body (13). According to the heat tube type water-saving device, heat tubes are utilized to exchange heat for cooling and condensing statured wet air in the inner cavity of the cross-flow cooling tower, so that the purpose of recycling vapor in the saturated wet air is realized, and evaporation loss of the cooling tower is reduced; the characteristic that the space of the inner cavity of the wet type cross-flow cooling tower is relatively great is sufficiently utilized, so that only heat tube arrays are needed to be additionally arranged in a current wet type cross-flow cooling tower, and therefore, the heat tube type water-saving device is simple in structure and has relatively good water-saving effect.

The invention belongs to the technical field of energy conservation of thermal power plants, and particularly relates to a smoke moisture and waste heat recovery device based on hollow micro-nano porous ceramic membranes. The smoke moisture and waste heat recovery device is applied to smoke moisture and waste heat recovery before discharged smoke of a thermal power plant enters a flue; and the device mainly comprises the following systems: a hollow micro-nano porous ceramic membrane component system, a water supply system (which mainly comprises a water tank and a water pump) and an auxiliary system (which mainly comprises a valve, a pipeline and a sensor). According to the device, hollow micro-nano porous ceramic membrane pipes are fully filled with cooling water by utilizing the water supply system, and micro-negative pressure is formed on the inner sides of the membranes after the water pump is opened; when the smoke passes through the membrane component, differential pressure is formed on the two sides of the membrane pipes; vapour in the smoke is condensed in nanopores in the surface of the ceramic membranes due to the capillary condensation effect, enters the membrane pipes in virtue of the differential pressure on the two sides of the ceramic membranes, and is mixed with the cooling water, so that the smoke moisture is recovered. In the meantime, heat is transferred on the two sides of the membrane pipes, so that the smoke waste heat is recovered. The smoke moisture and waste heat recovery device has good spontaneity, is high-efficient and environment-friendly, and is applicable to recovery of a large quantity of moisture and waste heat resources in the smoke, and the operation cost of the thermal power plant is reduced.

The invention discloses a full-automatic water-saving washing machine, which comprises a vertical machine body, a first barrel and a second barrel which are arranged vertically in the vertical machine body, a first operating panel, a second operating panel, an automatic detergent feeding device, a control system, a first-barrel water feeding tee joint, a first-barrel water discharging tee joint, a second-barrel water feeding tee joint, a second-barrel water discharging tee joint, a water feeding magnetic valve, a first-barrel water feeding magnetic valve, a first-barrel water discharging pump, a second-barrel water feeding magnetic valve, a second-barrel water discharging magnetic valve and a second-barrel water discharging pump. The full-automatic water-saving washing machine utilizes a double-barrel circulation washing mode, achieves an automatic water recycling function of a full-automatic washing machine and the water-saving purpose and avoid water recycling by means of a manual mode. Compared with the full-automatic washing machine used for civil use and industrial use, water-saving amount reaches 50%, detergent using amount is few, discharge quantity of detergent-containing sewage is reduced by more than 45% , washing cost is reduced by approximately 50%, and social and economic benefits are obvious.

The invention provides a wet method treatment process of purified flue gas with a water collection function in the process. The process is carrying out flue gas purification with wet method through absorption liquid spraying by a spray layer in an absorbing tower and the purified flue gas is discharged through a purified gas flue, wherein the purified flue gas is subject to demisting, cooling and water collection treatments through a cooler with a demister function in the absorbing tower or the purified gas flue. The invention also provides a wet method processing apparatus of purified flue gas and the apparatus has a water collection function. The apparatus comprises a absorbing tower and a purified gas flue, wherein a spray layer is provided in the absorbing tower, and a cooler with a demister function is provided in the absorbing tower or the purified gas flue. According to the invention, the purified flue gas is subject to demisting, cooling and water collection treatments through a cooler with a demister function in the absorbing tower or the purified gas flue, condensate water can be used for the water supply of the absorbing tower. And if the water content of the flue gas is high there is no need of water supply, thus the water consumption of the whole purifying system is zero and the goal of water saving is achieved.

The invention discloses a water-saving shower head. A body of the shower head is provided with a cavity body, the upper part of the cavity body forms an impeller cavity, and the lower part of the cavity forms an inverse conical colliding cavity; the inside of the impeller cavity is provided with an impeller, one side of the impeller cavity is provided with a water inlet opposite to a vane of the impeller, the lower part of the impeller is provided with a jet orifice opposite to an inverse conical inclined plane of the colliding cavity, and the jet orifice is driven by the impeller to rotate; and the bottom of the colliding cavity is provided with a water outlet. The water-saving shower head has structural improvement that the shower head is provided with only one water outlet, and the interior jet orifice has only little outflow water at each moment, so as to reduce flow capacity and achieve the aim of saving water. While the colliding cavity can make water jetted out obliquely, periodical rotation of the jet orifice changes to make the final outflow water present periodical multi-angle change, so as to form dense scattered large-particle spray, and the shower bath feeling is the same as the feeling of the prior shower head.

The invention relates to a fan anti-sticking oil and oily dirt cleaning device, a range hood and a method of cleaning the range hood; the cleaning device comprises a spraying device disposed on one side of an air intake of a rotary wheel and a water trough arranged below the inner wall of a fan housing; an outflow pipe, a water pump and a water suction pipe are connected sequentially between the spraying device and the water trough. The range hood comprises a housing and a the rotary wheel disposed in the housing and also comprises a spraying device that forms a water film layer formed on the inner wall of the housing and the outer surface of the rotary wheel. In use, it is difficult for fume to stick to the surface of the rotary wheel, a flue and the housing, the inside and outside of the range hood are very clean, there is no need to clean or replace an impeller or blades in long-term operation, and the greatest problem of traditional fume extracting equipment is thoroughly solved; very little water is used; the technique is simple and practical and is very low in cost; it is difficult for oil to accumulate on the surface of parts, and a fire hazard is thoroughly avoided; the same device may be used, and spray containing an emulsifying agent may be used to clean residual oily dirty on the rotary wheel and inner wall of the range hood after use for a period of time.

The invention discloses an integrated domestic sewage processor. A lower end outlet of a floor drain arranged on the ground, which sticks into a water storage tank, is communicated with an automatic chemical feeding device in the water storage tank, the automatic chemical feeding device is communicated with an inlet of a filtering and deodorizing device which is arranged in the water storage tank, and the filtering and deodorizing device is communicated with the inner cavity of the water storage tank; the inner bottom surface of the water storage tank is provided with a washing device; a drain pipe is communicated with a drain main pipe and is connected with a water outlet of an excrement discharging device and the lower end of an overflow pipe, the upper end inlet of the overflow pipe is lower than the top surface of the water storage tank and is communicated with the inner cavity of the water storage tank, the drain pipe is communicated with an emptier, the water inlet of which is communicated with the inner cavity of the water storage tank, the outlet of a water pump which is arranged at the lower part of the water storage tank is connected with the lower end of a water inlet pipe, a water supply pipe is communicated with a water source switcher, and the other end of the water source switcher and the upper end of the water inlet pipe are both communicated with a water impoundment tank; and the water storage tank and the water impoundment tank are respectively and internally provided with matching water level detectors. The sewage processor can intelligently store water, save water, drain off water, clean deposited fouling automatically and cyclically and remove stink timely, and the sewage is convenient to use.

The invention discloses a water-saving type ginger cleaning device which comprises a ginger delivery system and a circulating spraying and cleaning system, wherein the ginger delivery system comprises a ginger delivery net band and a driving device thereof, wherein the ginger delivery net band is installed on a support; the circulating spraying and cleaning system comprises a sediment pool, a water supplying pipe, at least two spraying pipe sets and at least two water collecting pools; the spraying pipe sets are opposite to the ginger delivery net band and are ranked along the delivery direction of the ginger delivery net band; the water collecting pools are positioned below the ginger delivery net band and are in one-to-one correspondence to the spraying pipe sets; at the delivery direction of the ginger delivery net band, the previous water collecting pool is communicated with the following spraying pipe set through a water pump; the foremost spraying pipe set is communicated with the water supplying pipe; the last water collecting pool is communicated with the sediment pool; and the sediment pool is communicated with the foremost water collecting pool through the water pump. According to the invention, the ginger can be cleaned only with less supplied water, the aim of water conservation is achieved; and meanwhile, the water-saving type ginger cleaning device provided by the invention is high in automation degree and great in treatment quantity, and can clean the ginger continuously and automatically on a large scale.

The invention relates to new type air cooling multifunctional air conditioning refrigeration preserving system. It is made up of single screw no oil air compressor, tube ceramics ozone producer, freezing water ozone dissolving groove, ammonia refrigerating machine, ozone de-sorption groove, air cooling machine, cistern, water pump, spray head, preserving bank, pressure regulating water purifier, hot cold air generator. It has the advantages of no Freon air refrigerating, no pollution, no green house effect, and saving energy. It can fully replace the existing preserving technique, and makes people can enjoy secure meet, grain, fruit, and vegetable.