112results about How to "To achieve the effect of saving water" patented technology

The invention provides a multifunctional squatting toilet capable of emitting light and cleaning dirt, which comprises a water storage tank, a toilet body connected with water storage tank through a water flushing pipeline and a toilet cover pivoted on the toilet body, wherein both sides of the toilet body are respectively and symmetrically provided with a squatting platform, and the side wall ofthe squatting platform passes through a transparent layer covered light emitting assembly; the light emitting assembly is connected with a processor, and the processor is also connected with a luminance sensor, a sound sensor and a human body sensor; the light emitting assembly is also connected with a generator, and the generator is connected with a rotating impeller arranged in the water flushing pipeline; the water flushing pipeline is connected with the toilet body through an automatic valve, and the automatic valve is connected with the processor; a pressure packet is arranged in the water flushing pipeline; and the water flushing pipeline is also connected with at least to sprinkling heads through hand valves, and the sprinkling heads are symmetrically distributed on both sides of the toilet body, and the direction of the arrangement positions of the sprinkling heads is corresponding to the front leading platform face of the toilet body. A user can freely control the multifunctional squatting toilet to emit light, and dirt on the platform face of the toilet body can be cleaned conveniently.

The invention discloses a solar energy combined cycle power generation system for variable irradiation regulation. The solar energy combined cycle power generation system comprises a tower-type solar heating air heat collecting system, a gas turbine power generation system, a Rankine cycle power generation system, and a Kalina cycle power generation system. According to the solar energy combined cycle power generation system for variable irradiation regulation, a fossil fuel is not required for afterburning during low irradiation, a solar energy storage device is not required, and when the intensity of solar irradiation is relatively low, by means of change of an operation mode, the system bypasses gas turbine cycle and directly supplies heat for Rankine cycle and Kalina cycle, or bypasses gas turbine cycle and Rankine cycle and directly supplies heat for Kalina cycle, so that afterburning of a number of fossil fuel during low irradiation is avoided, and low-irradiation solar energy can fully utilized for solar power generation.

The invention discloses a low-foam green CIP bactericidal concentrated cleaning agent, and relates to the field of CIP engineering cleaning agents. The cleaning agent aims to solve the technical problems that the time of a cleaning process is long, industrial wastewater is easy to cause environmental pollution, and green cleaning standards are not met in the existing food industry. The cleaning agent is prepared from an active component, an assistant, a chelating agent, a penetrating agent, an antifoaming agent, a bactericide, a pH regulator and residual deionized water. The cleaning agent isapplicable to the cleaning of food production line CIP, has excellent hard water resistance and dirt-removing power, adopts a nonionic / anionic surfactant with excellent biological degradability, belongs to an efficient CIP green cleaning agent integrating low foam and bactericidal activity, and can effectively remove various food dirt.

The invention relates to a high-efficiency water-saving wet desulphurization absorption tower, comprising an absorption tower body, a slurry storage section, an absorbent circulating spraying pipeline, an in-tower recycle-water collecting device, an in-tower flue gas condensation device, an out-of-tower recycle-water collecting and precipitating device, a demister, a flue gas inlet and a flue gas outlet, wherein the interior of the part of the absorption tower body located between the flue gas outlet and the flue gas inlet is successively provided with, from bottom to top, the absorbent circulating spraying pipeline, the in-tower recycle-water collecting device, the in-tower flue gas condensation device and the demister, and the out-of-tower recycle-water collecting and precipitating device is arranged out of the absorption tower body. The high-efficiency water-saving wet desulphurization absorption tower provided by the invention can highly efficiently recover condensed water in desulphurized flue gas and demister washing water, so energy is saved and water consumption of wet desulphurization system is reduced; thus, water consumption of desulphurization technology is greatly decreased and water saving effect is achieved.

The present invention provides one kind of pipe with outer lugs, which have groove and water outlet hole, and one kind of multifunctional water saving irrigation apparatus comprising the pipe and stopping block. The stopping block is set movably inside the groove with some interval in between. The pipe can convey water and vapor simultaneously, and part of water seeps via the interval to infiltrate soil while other part is dispersed in water vapor. The present invention has the features of high irrigation efficiency, high water saving effect and quantitative control of irrigation amount. The present invention is especially suitable for use in desert and other high temperature and water lacking area.

The invention discloses a geofabric used for ecological restoration, and belongs to the field of textile geosynthetics used for industry. The geofabric is formed by a three-layer structure in a composite mode; the three-layer structure comprises an acupuncturing chopped fiber non-woven geofabric layer of 200 grams, a modified montmorillonite mineral powder layer, and a continuous fiber acupuncturing non-woven geofabric layer from top to bottom; and the three layers are connected together by acupuncturing technology in the composite mode. The geofabric is capable of absorbing heavy metals effectively, and have strong absorbability on heavy metals and low-molecule organic compounds. The content of formed complexes is extremely low in water solution. The geofabric is capable of effectively removing heavy metals and other toxic matters in surface water sources or air floating objects, further reducing soil and water pollution caused by heavy metals, and realizing water-saving and energy-saving, sustained release and environmental protection, prevention of water and soil loss via reinforcement, and the like. The geofabric can be used in projects such as farm field soil heavy metal treatment, garbage landfills and sewage processing plants. The geofabric is characterized in convenient construction, low cost, and the like, and is capable of solving problems of existing heavy metal processing that technical requirement is strict, and cost is high.

The invention discloses a tobacco seed water selecting device. The tobacco seed water selecting device comprises a water selecting cavity, a motor, a movable plate and a filtering cavity. The lower end of the water selecting cavity is symmetrically provided with landing legs, and the landing legs play a role in supporting. The upper end of the inner side of the water selecting cavity is in slidingconnection with the movable plate. The middle position of the movable plate is in threaded connection with a threaded rod. The upper end of the threaded rod penetrates the upper end of the water selecting cavity and is fixedly connected with bevel gears which are symmetrically arranged. The tobacco seed water selecting device is novel in design, and when the arranged movable plate downwards moves, unqualified seeds floating on the water layer enter the upper side of the movable plate through through holes; and when the movable plate upwards moves, water containing the unqualified seeds upwards moves under the action of the movable plate and then enters the filtering cavity through a guide pipe, after being filtered by a tapered filter net, the water enters the water selecting cavity againthrough the suction force generated to the lower end of the water selecting cavity by the upward moving of the movable plate, and therefore the water saving effect is achieved.

The invention relates to an electrostatic agglomeration cyclone demisting device. The device comprises electrostatic agglomeration cyclone demisting units which are tightly arranged in a tower, wherein each electrostatic agglomeration cyclone demisting unit comprises a cylinder, a guide plate, a metal discharge wire, a lower cylinder, an upper cylinder, a high compression ring, a nozzle and guide blades. According to the device, the ultimate grain size of the demister can be reduced, an effect of reducing the droplet concentration at the outlet of the demister is achieved, to-be-treated flue gas enters the device from bottom to top, and dust droplets in the flue gas are negatively charged while passing through the lower cylinder and agglomerate and grow up with positively charged spray mist while passing through the upper cylinder, so that the droplets in the flue gas are separated from the flue gas while passing through the guide blades according to the pneumatic cyclone principle.

The invention discloses an efficient and energy-saving direct water dispenser integrating purification and filtration. The efficient and energy-saving direct water dispenser comprises a casing 1, a hot water temperature display 2, an ordinary temperature tap 3, a hot water tap 4, a cold water tap 5, a water economizer 6, a fiber filter 7, a granular active carbon filter 8, an activated charcoal rod 9, a reverse osmosis membrane 10, rear-mounted activated charcoal 11, a purified water storage barrel 12, a refrigerating device 13 and a heating device 14. The direct water dispenser integrates purification, heating and refrigeration, can ensure water quality, and can further save energy and water resources, so as to supply water by different quality. The efficient and energy-saving direct water dispenser is suitable for families, schools, enterprises and public institutions and the like.

The invention provides a touch control type tap. A touch control type water-saving valve is installed in a tap which is provided with a temperature adjustment function or is not provided with a temperature adjustment function, a pressing cover or pressing button which can be operated by a user in a touch manner is arranged to indirectly touch the water-saving valve, the tap is provided with a touch control type water switching function, a traditional mandrel operation mode can be effectively replaced, and a water saving effect can be reached. More importantly, the user can be prevented from directly touching the water-saving valve by a hand, and when passing through the water-saving valve, the water current is not polluted, and sanitary requirements and correlated national legislation demands can be satisfied. Furthermore, the water discharging direction can be changed, and compared with a common water-saving valve installed on the water outlet of the tap, the touch control type water-saving valve can achieve different water discharging types and jet flow types.

The invention discloses a method for realizing zero discharge of whole factory wastewater. The method comprises the following steps: collecting the whole factory wastewater by a wastewater collecting device (1), guiding the collected wastewater into a wet flue gas desulfurization device (2), performing heat exchanging and contacting with a high-temperature dry flue gas coming into the wet flue gas desulfurization device (2), humidifying the flue gas by evaporating part of the water in the wastewater and discharging from the top part of the wet flue gas desulfurization device (2); and discharging the concentrated wastewater along with the desulfurization wastewater from the wet flue gas desulfurization device (2). The invention additionally discloses a system adopting the method for realizing zero discharge of the whole factory wastewater, wherein the system comprises the wastewater collecting device (1), the wet flue gas desulfurization device (2) and the desulfurization wastewater zero discharge device (3) which are in turn connected. The method and the system have the following beneficial effects that a large volume of the wastewater is evaporated and decreased through the high-temperature flue gas in the wet flue gas desulfurization device, so that the heat utilization of the waste high-temperature flue gas is realized and the wastewater volume processed by the zero discharge device is reduced, and then the land occupation, the investment and the running cost of the desulfurization wastewater zero discharge device are all reduced.

The invention discloses a refined washer based on a principal of small amounts and multiple times. The washer comprises a washer body, a computer module, a water adding module, a washing and rinsing module, a draining module and a dewatering module, wherein the computer module is served as a main module, the water adding module, the washing and rinsing module, the draining module and the dewatering module are served as a joint control module unit; the washer body comprises an inner barrel and an outer barrel, wherein an infrared distance sensor is arranged at the top of the inner barrel; the water adding module comprises a flow sensor; the washing and rinsing module comprises a turbidity sensor, a photoresistor electrically connected with the turbidity sensor and an LED (Light Emitting Diode), the efficient, water-saving and power-saving effects can be achieved by adopting single-chip computer control, man-machine interaction and various sensing and measuring techniques, a mode of small amounts and multiple time-distributing a small amount of water every time, a control algorithm of washing for multiple times properly, and optimizing the washing way of a traditional pulsator washing machine.

The invention discloses a water-saving type flower planting frame capable of achieving independent watering.The water-saving type flower planting frame comprises a base and a watering device.A planting groove is formed in a notch formed in the middle of the top of the base.Supporting rods are arranged at the portions, on the two sides of the planting groove, of the top of the base.The tops of the supporting rods are provided with a transverse plate with the U-shaped cross section.The two sides of the top of the transverse plate are each provided with a vertical connecting plate.The water-saving type flower planting frame is light and exquisite in structure, convenient to use and capable of achieving independent watering due to the adoption of the watering device, the phenomenon that people perform watering frequently is avoided, the labor intensity of people is lowered, continuous drip irrigation can be performed on flowers by adopting the watering device, the water-saving effect can be achieved, the phenomenon that flowers are damaged and even dead due to the fact that the watering amount is large is avoided, uniform irrigation can be performed on the flowers, and the influence of an excessively-large water yield coverage face on flower planting is lowered.

The invention relates to a water tap device capable of automatically flushing by infrared induction. The water tap device comprises a pipe body, a setting module used for setting a first preset distance and a second preset distance, which are respectively defined as D1 and D2, an infrared sensor mounted on the lower lateral surface of the pipe body and used for receiving and dispatching infrared signals, a processor used for converting the infrared signals into voltage signals and calculating the distance, which is defined as a to-be-detected distance and called as D0, between the infrared sensor and an obstacle, and an electromagnetic valve mechanically connected to the pipe body and used for controlling whether the pipe body flushes water or not, wherein D1 is larger than D2, the farthest distance of each infrared signal which can be transmitted by the infrared sensor is D1, the processor judges whether D0 is less than or equal to D2 or not, if D0 is less than or equal to D2, the valve of the electromagnetic valve is in the first opening state; if D0 is larger than D2, the valve of the electromagnetic valve is in the second opening state.

The invention discloses a method for zero discharge of waste water in the whole plant. The waste water of the whole plant is collected by a waste water collection device (1) and then introduced into a flue gas wet desulfurization device (2). High-temperature dry smoke heat exchange contact, part of the water in the wastewater evaporates to humidify the flue gas and is discharged from the top of the flue gas wet desulfurization device (2); the concentrated wastewater is discharged from the flue gas wet desulfurization device (2) together with the desulfurization wastewater. Also disclosed is a system adopting the method for zero discharge of waste water in the whole plant, including a waste water collection device (1), a flue gas wet desulfurization device (2) and a desulfurization waste water zero discharge device (3) connected in sequence. The beneficial effects of the present invention are: using the high-temperature flue gas in the flue gas wet desulfurization device to evaporate and reduce the original large amount of wastewater, so as to realize the heat utilization of the waste high-temperature flue gas and reduce the amount of wastewater treated by the zero-emission device, As a result, the land occupation, investment and operating costs of the desulfurization wastewater zero discharge device are all low.

the invention relates to a water-saving irrigation system for garden landscape. The garden landscape comprises planting soil and greening plants, and the irrigation system comprises a gravel layer laid under the planting soil, a rainwater collecting unit arranged under the gravel layer, a reservoir connected with the rainwater collecting unit, a water spraying unit connected with the reservoir, and a control unit used for controlling the water spraying unit to spray water. Compared with the prior art, the irrigation system has the advantages that rainwater is used for irrigation through the arrangement of the rainwater collecting unit, so that a water-saving effect is achieved, and irrigation water quality is good; the direction of a water flow sprayed out from a water outlet is changed byarranging water outlet grooves in a water outlet baffle, and the spraying angle of the water flow is changed through replacement with water outlet baffles with different lifting angles, so that a purpose of changing the spraying area is achieved, and more water is saved.

The invention provides an intelligent garden monitoring management method and system. The intelligent garden monitoring management method comprises the steps that temperature sensors and humidity sensors with different positions are arranged in a garden, the temperature of air and the humidity of soil at different positions in a garden are collected every hour, the overall relevance of the humidity of the soil of each corresponding area in the garden is calculated, then a humidity overall matrix of the soil is calculated, a wind-soil relation vector in the garden is solved, the moisture output of a drip irrigation system is dynamically adjusted according to the wind-soil relation vector, so that the humidity of the soil of the garden is intelligently adjusted and controlled according to the air temperature of the garden, energy conservation of data transmission and storage is achieved, and the water-saving effect is achieved.

The invention provides a withholding scour prevention quantitative water intake for a farmland low-pressure water delivery pipeline, and belongs to the technical field of farmland pipeline water delivery irrigation engineering. The withholding scour prevention quantitative water intake comprises the low-pressure water delivery pipeline, and is characterized by further comprising a water inlet area, a water outlet area and a withholding control area, wherein the withholding control area is arranged in the water outlet area, the water inlet area is respectively connected with the low-pressure water delivery pipeline and the withholding control area, the water inlet area is formed by connecting vertical pipes and a reducer tee, the reducer tee is installed on branches of the low-pressure water delivery pipeline, an outer cover, locating pins, connecting pipes and water outlets arranged in side walls of the outer cover are arranged in the withholding control area, the locating pins are arranged on pipe walls of the outer cover and stretch out of inner walls of the pipes, the connecting pipes are connected to the vertical pipes in a sleeved mode, outer walls of the connecting pipes are provided with sliding chutes, the outer cover is arranged on the connecting pipes in a sleeved mode, the locating pins are placed in the sliding chutes, and the outer cover moves along the sliding chutes up and down through the locating pins. The withholding scour prevention quantitative water intake is reasonable in structure, stable in water flow, less in local head loss, simple in structure, low in manufacturing cost, flexible in operating, capable of blocking water through sealing gaskets, good in sealing performance and easy to maintain.

The invention discloses a washing machine and a water saving control method and device thereof. The water saving control method includes the following steps that S1, the washing machine is subjected to first-time fuzzy weighing, and a first water inflow gear is acquired according to the result of the first-time fuzzy weighing; S2, the washing machine is controlled to start water inflow, the washing machine is subjected to fuzzy weighing again after preset time, and a second water inflow gear is acquired according to the result of the fuzzy weighing; S3, whether the second water inflow gear is larger than the first water inflow gear or not is judged; S4, if the second water inflow gear is larger than the first water inflow gear, the washing machine is controlled to carry out water inflow according to the result of the fuzzy weighing and the first water inflow gear. According to the method, the inflow water level is determined through multiple times of short-time water inflow and multiple times of fuzzy weighing, therefore, the water saving effect is achieved, and no cost needs to be additionally increased.

The invention relates to the technical field of textile printing and dyeing, and aims to provide an efficient water-saving cloth dyeing and finishing process. The efficient water-saving cloth dyeing and finishing process is characterized by comprising the following steps of S1, singeing and trimming gray cloth; S2, desizing and bleaching; S3, cleaning and drying; and S4, cloth dyeing. Cleaning anddrying integrated equipment comprises a spray-washing chamber, a draining chamber and a drying chamber which are sequentially in communication, a spray-washing device capable of spraying and cleaningthe front face and the back face of cloth is arranged in the spray-washing chamber, and a water squeezing device used for squeezing and draining the cloth is arranged in the draining chamber; a watercollecting tank is arranged on one side close to a feeding hole of the spray-washing chamber and comprises a raw water tank for supplying water to the spray-washing device and a recycling water tankfor collecting accumulated water in the spray-washing chamber and the draining chamber, and a return water filtering system is arranged in the recycling water tank. The efficient water-saving cloth dyeing and finishing process has the advantages that the cloth cleaning water consumption in the cloth printing and dyeing process is reduced, and the recycling efficiency of the cleaning water is improved.

The invention discloses bottle washing equipment which comprises a water tank, a spray chamber and a screen frame for loading washed bottles. A window is arranged on the top of the water tank, and guide rails for supporting the screen frame are arranged at the window; the rails are two parallel struts which are arranged at the window side by side; the spray chamber is positioned above the window, and a spray device is arranged in the spray chamber; a screen frame inlet is formed in one side wall of the spray chamber, and a screen frame outlet is formed in the other side wall of the spray chamber; the screen frame can be pushed into the spray chamber from the screen frame inlet and can be pushed out of the spray chamber via the screen frame outlet along the rails; a high-pressure water pump is arranged in the water tank and is connected with the spray device by a water delivery pipe. The bottle washing equipment has the advantages that workers can wash the washed bottles with different sizes in different shapes only by means of changing partition plates with different specifications in the screen frame without continuously replacing dies with different specifications during actual production; the efficiency can be improved by 2-3 times as compared with existing bottle washing equipment; water for spraying the washed bottles can be recycled into the water tank from the window, and accordingly water saving effects can be realized.

The invention discloses a water-saving urinal for men, comprising a first urinal main body, a first water outlet, a second urinal main body, a second water outlet, a water outlet pipe, a communicating pipe, a first water inlet pipe, a second water inlet pipe and hand press type flashing valves, wherein the first water outlet is arranged at in thea top in the first urinal main body, the second urinal main body is arranged at thea lower end in the first urinal main body, the second water outlet is arranged at in thea top in the second urinal main body, the water outlet pipe is arranged at thea bottom in the first urinal main body, the first water inlet pipe and the second water inlet pipe are arranged on the first urinal main body, and thea hand press type flashing valve is arranged on each of the first water inlet pipe and the second water inlet pipe. According to the water-saving urinal for men disclosed by the invention, as by means of the first urinal main body is matched with the second urinal main body, people can pee urine in the second urinal main body, so that thea purpose of saving water can be achieved, and the first urinal main body can prevent people from peeing the urine outside the urinal.

The invention discloses a novel SCR denitrification system for preventing gypsum rain. The novel SCR denitrification system is characterized in that a rotary type heat exchanger and a heat pipe type heat exchanger are arranged between a desulfurization tower and the SCR denitrification system along the tail flue gas flow, so that flue gas at an outlet of an air pre-heater sequentially flows through a dust remover, the desulfurization tower, a cooler, the heat absorbing end of the rotary type heat exchanger, the heat absorbing end of the heat pipe type heat exchanger, an SCR reactor and the heat release end of the rotary type heat exchanger and then is emptied. High-temperature furnace flue gas is extracted from a furnace and is sent to the heat release end of the heat pipe type heat exchanger; and after heat release, the flue gas is returned to the furnace for circulation. Low-temperature flue gas from the desulfurization tower is heated by the heat absorbing end of the rotary type heat exchanger and the heat absorbing end of the heat pipe type heat exchanger to reach a catalyst reaction temperature window. Compared with a traditional SCR denitrification technology, the novel SCR denitrification system disclosed by the invention has the benefits that the influence of fly ash, ammonium salt and the like on a catalyst is avoided, the activity of the catalyst is ensured, the exhaust temperature of the flue gas can also be controlled through the heat release end of the rotary type heat exchanger, and the problem of the gypsum rain is solved.

The invention discloses a coloring device for a textile raw material. The device comprises a box body, a water bucket, a transmission device and a water inlet pipe, wherein a driving wheel and a driven wheel are arranged in the box body; a water spray probe is arranged at the upper end of the driving wheel; an injection dye probe is arranged in the box body; a transmission shaft is arranged in thebottom of the transmission device; the driving wheel is arranged on the outer side of the transmission shaft; a driving chain wheel is arranged on one side of the transmission shaft; a return pipe isarranged in the bottom of the box body, and a dye outlet pipe is arranged on one side of the return pipe; and a worm wheel stirrer, a worm high pressure pump and a steam electric heating tube are arranged in the water bucket. The coloring device for the textile raw material is provided with the injection dye probe and the return pipe to spray dye to two sides of textile cloth without a dip dyeingprocess. The dye sprinkled to the bottom of the box body can flow to a wooden barrel to be repeatedly used, so that coloring without discharge and water-saving effect are achieved. The coloring device is suitable for different working conditions, and brings a better application prospect.

The invention discloses a multifunctional full-physical timing high-pressure water spraying barrel which comprises a barrel body, wherein a water containing cavity is formed in the barrel body and is provided with a water inlet pipe and a water outlet pipe; the water outlet pipe is arranged at the lower end of the barrel body; a water push plate with a piston structure is arranged in the water containing cavity and can seal a barrel wall of the water containing cavity and slide in a reciprocating manner; a water outlet switch which is controlled by the water push plate to be turned on and turned off is arranged at the water outlet pipe; a pressurization spring is also arranged between the water push plate and the upper end of the barrel body; water enters the water containing cavity through the water inlet pipe and pushes the water push plate to upwards slide; the pressurization spring enables the water in the water containing cavity to be in a high-pressure state; meanwhile, the water outlet switch is turned on, and the high-pressure water can be sprayed out and used in closestools, sprinkles and springs; furthermore, a high-pressure water spraying effect can be achieved without wasting extra power and extra manpower; when used in a flush toilet, the multifunctional full-physical timing high-pressure water spraying barrel can also achieve a water-saving effect.

The invention discloses full-automatic intelligent sanitation garbage bin cleaning equipment. The full-automatic intelligent sanitation garbage bin cleaning equipment is characterized in that a fixingmechanism is arranged, and a locking bolt and a clamp are arranged in the fixing mechanism, therefore, the top end of a garbage bin can be fixed, the bottom end of the garbage bin is fixed through the locking bolt so as to fasten the garbage bin in a fixing frame, and the fixing mechanism can be moved on a conveying mechanism conveniently, and therefore the garbage bin can be moved to a positionfor cleaning; a third air cylinder is arranged in the fixing mechanism, a piston rod of the third air cylinder is fixedly arranged below the fixing frame, the fixing frame can be driven by the workingof the third air cylinder to rotate around a rotating shaft, therefore, the garbage bin can be dumped after the interior of the garbage bin is cleaned, and sewage in the garbage bin can be dumped out; and by arranging a plate chain on the conveying mechanism, the sewage after cleaning the garbage bin can be filtered, so that the filtered sewage enters a water collecting tank for water recycling after being subsequent sewage treatment, and the water saving effect is achieved.

The invention provides a touch control type tap. A touch control type water-saving valve is installed in a tap which is provided with a temperature adjustment function or is not provided with a temperature adjustment function, a pressing cover or pressing button which can be operated by a user in a touch manner is arranged to indirectly touch the water-saving valve, the tap is provided with a touch control type water switching function, a traditional mandrel operation mode can be effectively replaced, and a water saving effect can be reached. More importantly, the user can be prevented from directly touching the water-saving valve by a hand, and when passing through the water-saving valve, the water current is not polluted, and sanitary requirements and correlated national legislation demands can be satisfied. Furthermore, the water discharging direction can be changed, and compared with a common water-saving valve installed on the water outlet of the tap, the touch control type water-saving valve can achieve different water discharging types and jet flow types.

The invention provides a nighttime warming drip irrigation system, and belongs to the technical field of agricultural irrigation. The nighttime warming drip irrigation system involves a water storagepool, a solar heat collector, and a heat preservation water tank, wherein the interior of the water storage pool is suitable for accommodating irrigation water and is provided with an irrigation wateroutlet, the solar heat collector is connected with the water storage pool and is suitable for heating the irrigation water inside the water storage pool, and the heat preservation water tank is connected with the water storage pool and the solar heat collector correspondingly. According to the nighttime warming drip irrigation system, the solar heat collector is used for heating the water insidethe water storage pool and the water inside the heat preservation water tank, the heat preservation water tank is supplemented to the water storage pool according to the water amount and temperature at the nighttime, nighttime warming irrigation is achieved, the hydrothermal condition of a crop root zone is improved, and water absorption of the crop root zone is facilitated; and meanwhile, nighttime irrigation can avoid the phenomenon of water evaporation caused by over-high air temperature, and the water-saving effect is achieved.

The invention discloses a water-saving vegetable seedling raising box. It involves the field of vegetable production. It includes a box body, the top of the box body is provided with a seedling raising tank, and both sides of the inner wall of the box body are fixedly installed with limit blocks, and the inside of the seedling raising tank is slidably installed with a seedling raising box, and the seedling raising box is overlapped within the limit The top of the block, the top of the seedling box is open, and the bottom of the inner wall of the box is covered with biofilm, and the inside of the box is covered with a mud layer above the biofilm, and the bottom of the box begins to have a hole, the bottom of the limit block is fixedly installed with an ultrafiltration membrane, and one side of the box body is welded to one side of the water tank. In the present invention, a through hole is provided at the bottom of the seedling raising box, and the return pipe and the water tank are matched, so that after the water enters the seedling raising box, it will flow away through the through hole to avoid drowning the seedlings, and the water after flowing away will enter into the seedling through the return pipe. In the water tank, it is reused, thus achieving the effect of water saving.

The invention relates to the technical field of agricultural machines and discloses an agricultural water-saving type wheat washing device. The agricultural water-saving type wheat washing device comprises a tank; a sifter is arranged inside the tank; connection blocks are fixedly connected with the two sides of the top of the sifter; an L-shaped rod is fixedly connected with the interior of the tank; the outer surface of the L-shaped rod is movably sleeved and connected with two connection rings; the two connection rings are symmetric with respect to the axis of the tank; and the bottoms of the two connection rings are fixedly connected with small connection rods. According to the agricultural water-saving type wheat washing device, through cooperation of a transmission motor, a drive rotary plate and an idler wheel, a pull rod is moved, the pull rod drives the sifter to move in a reciprocating mode through cooperation of an extension spring by adoption of the resilience of the extension spring, then wheat is screened, dust on the surface of the wheat is reduced, namely the water amount needed in the washing process is reduced, and thus the energy saving effect is achieved.