56results about How to "Increase water resources" patented technology

The present invention relates to an edible fungus cultivation method, in the concrete, it relates to a plesiomorphy cultivation method of edible fungus. The plesiomorphy is the ecological environment of wild edible fungus growth and propagation in the nature. Said cultivation method includes the following steps: culturing fungus seed, mycelia culture, culture matrix is nuisance-free agricultural and forestry by-products, selecting plesiomorphy environment to make cultivation, the plesiomorphy environment includes primeval forest, secondary forest, artificial forest and grassland, excavating pit on the forest land or grassland, placing fungus rod into the pit, covering said fungus rod with soil, when the mushroom cap is not spread and the spore is not ejected, the mushroom can be picked.

The invention discloses a municipal sludge drying tail gas treatment device and method. The device comprises a drying device, wherein an air outlet of the drying device is connected with a cyclone dust collector, the tail gas generated after dedusting sequentially passes a bath tower, an alkaline tower and a biological filter and is sucked and exhausted through an induced draft fan, the air outlet of the drying device is connected with an air inlet of the cyclone dust collector, an air outlet of the cyclone dust collector is communicated with an inlet of the bath tower, an outlet of the bath tower, an inlet of the alkaline tower, an outlet of the alkaline tower and an inlet of the biological filter are sequentially communicated, an air outlet of the biological filter is connected with the induced draft fan, the bottom of the alkaline tower and the bottom of the biological filter are directly communicated with the top of the alkaline tower and the top of the biological filter respectively and communicated with a sewage disposal system used for carrying out secondary treatment on waste liquid produced by the alkaline tower and the biological filter. External water in a water replacement system in a sewage plant serves as absorbing solvents, the waste liquid coming out from the bottoms of the towers is treated through the sewage disposal system and then is returned to an absorbing tower, the use amount of water is greatly reduced, and operating expenses are reduced.

The invention discloses a multi-filter cylinder automatic backwashing filter apparatus. A housing is divided into an upper chamber and a lower chamber by a separation plate. The separation plate is provided with filter cylinders in the manner of one, two, or multiple concentric circles. The sidewall of the housing under the separation plate is provided with a sewage inlet, and the sidewall of the housing above the separation plate is provided with a pure water outlet. A motor of a backwashing mechanism drives a main shaft to rotate. A lifting mechanism drives the main shaft to go up and down. A multi-way connection seat connects the main shaft, rotating arms and a waste pipe together. The main shaft drives the rotating arms to lift and rotate. The waste pipe is fixed. Suction nozzles fixed on the upper end port of the rotating arms can be in sealed connection with water inlets on the separation plate. The end part of the waste pipe is connected with an electric drain valve or a pneumatic drain valve. A control system controls the actions of the motor, the lifting mechanism and the electric drain valve or the pneumatic drain valve. The filter apparatus has the advantages of small size, large amount of water filtration, high production efficiency, good filtration effect of filtered water, good backwashing effect, low frequency of backwashing, long-life apparatus, low maintenance rate, and saving backwash water.

The invention relates to an automobile drum type brake heat dissipation system, and belongs to the technical field of automobile brakes. The automobile drum type brake heat dissipation system comprises an axle, a hub, a brake drum and a brake shoe, wherein the hub is connected with the brake drum, the brake shoe is configured in an inner cavity of the brake drum, and the automobile drum type brake heat dissipation system is characterized in that a wind wheel or a fan blade is arranged in the inner cavity of the brake drum, an air inlet is formed in the outer side of the brake drum, and an air outlet is formed in the other side of the brake drum. The automobile drum type brake heat dissipation system achieves forced ventilation heat dissipation in the inner cavity of the relatively-sealed brake drum, the exterior cold air can continuously enter the inner cavity of the brake drum, the effects of heat dissipation and cooling are achieved, and therefore performance stability and normal operation of the automobile brake system are ensured. The forced ventilation of the inner cavity of the brake drum enables the inner cavity of the brake drum to keep clean and the good ventilation effect, and the heat dissipation effect of the automobile drum type brake can be further improved. The automobile drum type brake heat dissipation system is simple in structure, reasonable in design, reliable in use performance, safe and reliable in operation, long in service life, capable of conveniently conducting refit on an existing automobile, and beneficial to saving energy and protecting environment.

Disclosed is a drip irrigation planting method for crop rotation of arch-shed onions and cantaloupes in an open field. According to the method, in the open field, arch-shed planting of the onions is conducted in spring, and direct-sowing planting of the cantaloupes is conducted in autumn. By means of the method, the planting structure can be adjusted, crop rotation within one year is achieved, the soil structure is improved, the occurrence of the continuous cropping obstacles of the cantaloupes is prevented, the use of pesticide, fertilizer and irrigation water is reduced, the production cost is reduced, and the quality of the cantaloupes is improved; through crop rotation, two-season cultivation within one year is achieved; compared with the modes of intercropping of cotton and cantaloupes, planting of cantaloupes in spring and autumn and crop-rotation furrow (flooding) irrigation planting of cantaloupes and sorghum, the economic benefits are high, the incidence rate of diseases and pests is low, the land utilization rate is high, the technology is easy to popularize, and the ecological benefits are obvious.

The invention discloses a geothermal energy hot dry rock tree-shaped heat exchange system and a heat exchange method thereof, and belongs to the technical field of clean energy. The technical problems that the geothermal energy hot dry rock heat extracting efficiency is low, and the underground heat exchange fluid wastage rate is high are solved. According to the technical scheme, carbon fibers and titanium-nickel metal wires are blended and woven into heat exchange tube single bodies, and the heat exchange single bodies and a heat exchange packaging sleeve are used for making a heat exchange tube set wrapped with a coating layer; and a separating plate is arranged at the bottom of a main shaft, the heat exchange tube set is arranged in the main shaft, and after the heat exchange tube set is subjected to separation of the separating plate, heat exchange tubes extend into corresponding auxiliary shafts. A heat exchange medium carrying high-temperature geothermal energy is obtained through the sequential steps that geothermal energy detection and drilling are conducted; the heat exchange tube single bodies are prepared; the heat exchange tubes are prepared and packaged; the heat exchange tube set is subjected to separation; and geothermal energy exchange is conducted. The main shaft and the auxiliary shafts are distributed in a tree shape, the number of the drilled shafts is decreased, and efficiently-intensified hot dry rock geothermal energy heat exchange is facilitated; and meanwhile, by adoption of the heat exchange tubes, the heat exchange efficiency is improved while waste of heat exchange medium resources is reduced.

The invention discloses a water-resource-saving traditional Chinese medicinal material cleaning device which comprises a base. A working box is fixedly arranged at the top of the base through a support, a cleaning box is rotatably arranged at the inner bottom of the cleaning box through roll balls, a first speed reduction motor is fixedly arranged at the bottom center of the working box, a top motor shaft of the first speed reduction motor is fixedly connected with the bottoms of the working box and the cleaning box in a penetrating manner, a plurality of water drainage ports are uniformly formed in the bottom of the side wall of the cleaning box, a water drainage pipe is connected at the right lower corner of the working box, a water tank is arranged at the top of the base, the water drainage pipe penetrates the top of the water tank and is connected in the water tank, the water tank is provided with a filtering drawer, the filtering drawer is positioned below the water drainage pipe,and an opening for penetrating the filtering drawer is formed in the side wall of the water tank. According to the cleaning device, cleaned water directly shook off under the rolling action, water stain residue is decreased, subsequent processing is facilitated, sewage is filtered, water is recycled, and water resources are effectively saved.

The invention relates to a litopenaeus vannamei culture method based on a microorganism-aquatic plant-marine fish multistage biological system, wherein high-density culture without changing water canbe achieved. According to the method, a microorganism, aquatic plant and fish multistage culture system is built, staged high-density culture of litopenaeus vannamei is implemented, two stages includea high-density culture stage of a young litopenaeus vannamei pond and an amplification culture stage of a large pond in the development period of young litopenaeus vannamei, the survival rate and theyield of the litopenaeus vannamei are increased, and ecological benefits, economic benefits, resource conservation and the like in a culture system are remarkable.

The invention discloses a stone grinding and polishing machine which comprises a U-shaped frame. A push rod is mounted at the top of one end of the U-shaped frame, and a storage battery is mounted atthe bottom end of the end, close to the push rod, of the U-shaped frame. A water tank is mounted at the end, close to the push rod, of the upper portion of the U-shaped frame, and a water filling opening is formed in the end, away from the push rod, of the top of the water tank. A second water pump is mounted at the end, away from the push rod, of the bottom end in the water tank. According to thestone grinding and polishing machine, grinding is carried out in the manner of combining a grinding disc and grinding sheets, firstly overall grinding is carried out through the grinding sheets, thenlocal finishing is carried out through the grinding sheets, and therefore the grinding efficiency and quality are improved; the grinding disc and the three groups of grinding sheets are driven through one set of motor, meanwhile, two sets of belt wheels of different radiuses are adopted for transferring power to the grinding disc, and the device transfers power to the auxiliary grinding sheet through two sets of gears of different radiuses; and energy can be effectively saved, and meanwhile the rotating speed of the grinding disc and the auxiliary grinding

The invention relates to a process method for semiconductor industry wastewater. The invention is principally used for treating and reusing of the waste water generated in the reducing process of the semiconductor production enterprises. The invention is characterized in that the following steps are included in the process: (1) the electroplating water and the grinding water generated in the production process of the semiconductor elements are mixed together for forming a mixed waste water; (2) the mixed waste water in step (1) is pumped into a submerged membrane filtering device for filtering; (3) the filtered water in step (3) is pumped into a nanofiltration membrane filtering device for filtering and the filtered water filtered through the nanofiltration membrane filtering device can be directly reused. In the invention, filtering treatment is carried out for the mixed waste water generated in a semiconductor process through the submerged membrane filtering device and the nanofiltration membrane filtering device, the recycled water source rate is bigger than 85 percent. The recycled water has a stable quality which completely arrives or is better than the national standard. The whole treatment process has no chemical medicine; therefore, no detrimental sludge is produced. The processing method for semiconductor industry wastewater has the advantages of low operation cost and non-detrimental compressed sludge as well as easy treatment.

The invention relates to an industrial wastewater treatment method and an industrial wastewater treatment device. The industrial wastewater is collected by using a collection tank of a workshop. With a centrifugal elevation pump, the wastewater is pumped into a treatment water tank of the industrial wastewater treatment device with a tubular membrane filtration assembly; sodium hydroxide or potassium hydroxide is added in a delivery pipe; sufficient reaction is carried out under the stirring of the centrifugal elevation pump, such that hydroxide deposit which is insoluble in water is produced; and the water obtained after reaction is filtered by using the industrial wastewater treatment device with the tubular membrane filtration assembly. The device comprises sequentially connected components of the collection tank, the delivery pipe, and a membrane filtration device. The elevation pump is arranged on the delivery pipe. The membrane filtration device comprises the treatment water tank. The membrane filtration assembly is arranged and immersed in the treatment water tank. The membrane filtration assembly is respectively connected with a pipe delivery system. An aeration device is arranged in the treatment water tank. The membrane filtration assembly is composed of a tubular membrane filtration unit. An opened frame is arranged on the outer periphery of the tubular membrane filtration unit. A tubular filtration membrane is arranged in a sealed state on a frame plane. A water outlet pipe is arranged on the frame. With the device, solid impurities can be effectively removed, and waste water can be really turned into a resource.

The invention discloses an integrated type power plant indirect air cooling tower. The integrated type power plant indirect air cooling tower comprises a tower cylinder, a flue gas denitrification device, a flue gas waste heat exchange device, a heat exchange device and a steam turbine power device, wherein a gas inlet and a gas outlet are formed in the tower cylinder, at least a set of flue gas treatment system is arranged in the tower cylinder, each flue gas treatment system comprises a desulfurizing absorption tower, a clean flue gas water extraction device, a dust removal device and a chimney, which are sequentially arranged from the gas inlet to the gas outlet and communicate with one another through a pipeline, the flue gas denitrification device and the flue gas waste heat exchange device are arranged between a boiler furnace and the gas inlet, the heat exchange device is arranged outside the tower cylinder, the heat exchange device is distributed in the circumferential direction of the tower cylinder and extended in the height direction of the tower cylinder, the heat exchange device comprises a water inlet pipe and a water outlet pipe, a lift pump is arranged on the water inlet pipe or the water outlet pipe, the steam turbine power device comprises a steam condenser, and an inlet end and an outlet end of the steam condenser communicate with the heat exchange device respectively through the water inlet pipe and the water outlet pipe so as to form a circulating pipeline. The integrated type power plant indirect air cooling tower is low in construction cost and good in use performance.

The invention relates to the technical field of cultivation of potatoes, in particular to a water and fertilizer integration drip irrigation cultivation method of potatoes. The method comprises the specific steps of land selection, land preparation, seed selection, treatment of seed potatoes, base fertilizer application, ridging, film covering and seeding, water and fertilizer integration drip irrigation fertilization, field management and the like. The water and fertilizer integration drip irrigation cultivation method of the potatoes has the advantages that the water-saving percentage of irrigation reaches 47.37-49.35%; in the normal mode, a nitrogenous fertilizer is improved by 16.61-19.35%, a phosphatic fertilizer is improved by 5.15-6.19%, and a potash fertilizer is improved by 20.37-26.25%; the utilization ratio of cultivated lands is improved by 5.5-7.5%; the labor productivity cost is saved by 23.53-41.17%; the pesticide dosage can be saved by 10-23%; the yield is improved by 14.75-52%, and the comprehensive economic benefits per mu is improved by 9.37-45.97%.

The invention relates to a method for precisely replenishing water to a substrate. The method comprises the following steps: airing the substrate in a natural environment; acquiring the initial water content of the substrate by using a quick test device; adding different quantities of water into the substrate, and then, testing the water content of the substrate by using the quick test device; establishing a relation model of water content and water addition quantity of the substrate by using an analogy method based on a dynamic data driven value; and accurately calculating the initial data of the water content of the substrate and the water replenishing quantity required to replenish water until the water content of the substrate is appropriate. The method for precisely replenishing water to the substrate can be used for precisely replenishing water and correctly regulating the humidity of the substrate and has certain guiding significance for standardized and industrialized seedling production.

The invention discloses an excrement innocent treatment utilizing system. The system comprises a septic tank, a sewage pump, a conveying pipe and a transit pool, wherein a baffle is arranged close to an inner side wall of a water outlet side inside the septic tank, the upper side of the baffle is approaches a tank cover, the lower end of the septic tank approaches the tank bottom, and two ends of the septic tank are connected with the inner wall of the tank body and separate a water inlet port and the water outlet side into two closed spaces which are formed by an inner wall of the tank and the water surface; the sewage pump is arranged at the bottom of the water outlet side inside the septic tank; and sewage pump is connected with the transit pool through the conveying pipe. The system is simple in structure, low in construction and usage cost, convenient to use and capable of performing innocent treatment utilizing for excrement effectively and improving the ecological environment greatly.

A technology based on the traditional Chinese five-element (metal, wood, water, fire and earth) principle for restoring the ecological environment and preventing desert extension and flood features that the water is used to culture trees for immobilizing soil, and the trees and the immobilized soil can contain water, so generating a useful loop to restore the ecological environment.

The invention relates to a design method of a safe mining water-retaining coal pillar. The method comprises the following steps: analyzing hydrogeological data; calculating the maximum water flowing fracture height permitted by secondary milling; judging whether the water-retaining coal pillar makes sure safety of a waterproof protecting layer or not, if not, carrying out mining with filling and carrying out back calculation of a filling rate eta; and analyzing safety of a mining fissure seepage to determine that the mining fissure seepage does not penetrate a water-bearing stratum. The methodis simple and accurate, improves the mining upper limit of the water-retaining coal pillar on the premise of ensuring safety production of a working face, improves the coal recovery rate, protects the water source of a mine region, utilizes solid wastes in the mine area reasonably and has a wide application prospect.

The invention provides a method for debitterizing apricot kernels for noodles. The method includes raw material sorting, soaking, freezing, negative-pressure soaking, high-pressure soaking, drying, and detection. The method for debitterizing the apricot kernels is short in debitterizing time, adopts less water, can keep the apricot kernel flavor and nutrient substances, and has good debitterizing effect.

The invention relates to an automobile drum type brake heat dissipation system, and belongs to the technical field of automobile brakes. The automobile drum type brake heat dissipation system comprises an axle, a hub, a brake drum and a brake shoe, wherein the hub is connected with the brake drum, the brake shoe is configured in an inner cavity of the brake drum, and the automobile drum type brake heat dissipation system is characterized in that a wind wheel or a fan blade is arranged in the inner cavity of the brake drum, an air inlet is formed in the outer side of the brake drum, and an air outlet is formed in the other side of the brake drum. The automobile drum type brake heat dissipation system achieves forced ventilation heat dissipation in the inner cavity of the relatively-sealed brake drum, the exterior cold air can continuously enter the inner cavity of the brake drum, the effects of heat dissipation and cooling are achieved, and therefore performance stability and normal operation of the automobile brake system are ensured. The forced ventilation of the inner cavity of the brake drum enables the inner cavity of the brake drum to keep clean and the good ventilation effect, and the heat dissipation effect of the automobile drum type brake can be further improved. The automobile drum type brake heat dissipation system is simple in structure, reasonable in design, reliable in use performance, safe and reliable in operation, long in service life, capable of conveniently conducting refit on an existing automobile, and beneficial to saving energy and protecting environment.

The invention relates to an automatic cleaning device for a blowout preventer. The automatic cleaning device comprises a centering device, an automatic rotating table, a mine car body, mine car hubs, a cross beam main frame, an inner chamber telescopic oil cylinder, an inner chamber cleaning spray nozzle, top cleaning spray nozzles, top transversely-moving oil cylinders, cleaning spray nozzles, up-and-down moving guide rails, a primary sedimentation tank, a water pump and a purifying tank. The centering device is welded in the center of the automatic rotating table; the automatic rotating table is mounted on the mine car body and freely rotates on the mine car body; and the mine car hubs are mounted beneath the mine car body to drive a mine car to move forwards and backwards on a track. The blowout preventer is hung on the mine car body; flanges at the bottom of the blowout preventer are centered by the centering device, the blowout preventer is driven to rotate by the rotating table, and the telescopic oil cylinder is opened so as to clean the inner chamber of the blowout preventer. The automatic cleaning device can perform quick cleaning, inner chamber cleaning and all-directional cleaning, realizes automatic monitoring of the cleaning process, and improves the cleaning efficiency and cleaning quality of the blowout preventer.

The invention belongs to the technical field of unmanned aerial vehicle application, and particularly relates to an unmanned aerial vehicle external wall cleaning system and method. The external wallcleaning system comprises an unmanned aerial vehicle, a cleaning device and a power supply device. A control system is arranged in the unmanned aerial vehicle and used for keeping communication with amaster control room. The cleaning device comprises a peripheral high-pressure steam box, a water scraper detachably connected with the unmanned aerial vehicle, and a spraying nozzle arranged on the lower side of the water scraper. The high-pressure steam box is connected with the spraying nozzle through a steam hose. Through the evaporation and decomposition effect of the water scraper and high-pressure steam, the dust on the surface of a glass curtain wall and / or all particle impurities and stains in haze can be effectively cleaned away; in addition, the water scraper is replaced with a drying device, after cleaning is conducted through high-pressure steam, the drying device conducts drying in time, the contact between the target object and the cleaning device is avoided, and the effectis particularly obvious for various non-plane solids. High-pressure steam is environmentally friendly, free of contamination, sufficient in resource, free of recycling and capable of greatly saving cost.

The invention relates to the field of industry cleaning equipment, in particular to an intelligent ultrahigh-pressure water jet signboard surface treatment device. The signboard surface treatment device comprises a feeding mechanism, a cleaning mechanism, a drying mechanism, a discharging mechanism and a control mechanism. The cleaning mechanism comprises a cleaning platform and further comprisesa signboard positioning mechanism, and the signboard positioning mechanism comprises an ultrasonic detector movably arranged above the cleaning platform, and the control mechanism is in communicationconnection with the feeding mechanism, the cleaning mechanism, the drying mechanism, the discharging mechanism and the signboard positioning mechanism. The intelligent ultrahigh-pressure water jet signboard surface treatment device solves the problems that the signboard cleaning efficiency is low, the effect is poor, and the water resource is wasted.

The invention discloses a probe cleaning device for oil exploitation. The probe cleaning device comprises a water groove and a water pump; a cabinet is fixedly mounted on the water groove through a support, water draining holes are formed in the bottom end of the cabinet body, a transverse plate is transversely and fixedly mounted at the middle end of the interior of the cabinet body, holes are vertically formed in a base body of the transverse plate, water spraying heads are arranged on the inner walls of the left side and the right side of the cabinet body, and are communicated with a water outlet of the water pump through a pipeline, and a water inlet of the water pump is communicated with the bottom end of the interior of the water groove through a pipeline. The probe cleaning device for oil exploitation is high in cleaning efficiency and good in cleaning effect, water can be recycled, water resources are saved, the higher applicability is achieved, and the device is suitable for being popularized in a large-scale manner.

The invention discloses cleaning equipment for an automobile tire, and relates to the technical field of automobile tire cleaning. The cleaning equipment comprises a base, a rotating block, a driving motor, a vertical plate, an arc-shaped plate, an adjusting mechanism, nozzles, a cleaning mechanism, a collecting mechanism and a swing mechanism. The cleaning equipment is simple in structure. Sludge is preliminarily cleaned away through a scraping plate, then the tire is further cleaned through a cleaning brush, and therefore the cleaning effect is improved; the removed sludge is collected through a collecting frame, sewage is filtered and recycled, and therefore water resources are saved; meanwhile, in the tire rotating process, a hinged net swings up and down, so that the sludge cleaned away by the cleaning mechanism is prevented from blocking the hinged net for filtering, manual regular cleaning is not needed, and the manpower is saved; and the hinged net swings up and down to drive the nozzles to swing left and right, and therefore the tire spraying range is enlarged, the cleaning effect can be effectively improved, and the water consumption is reduced.

A PDM (Positive Displacement Motor) drill cleaning system comprises a driving mechanism, a water distribution mechanism, a holding and centralizing mechanism and a water circulation and purification system. A driving motor of the driving mechanism is connected with a speed reducer, a drive shaft head of a water distributor of the water distribution mechanism is connected with a drive shaft, the drive shaft is connected with the drive shaft assembly of a PDM drill horizontally lying on supporting rollers and centralized by a pushing, centralizing and holding device and a centralizing and holding device of the holding and centralizing mechanism, the water outlet of the PDM drill is sequentially connected with a first-stage filtering tank, a second-stage filtering tank and a recycled water tank of the water circulation and purification system, the recycled water tank is connected with the inlet of a centrifugal water pump, and the centrifugal water pump is connected with the water inlet of the water distribution mechanism through a water supply tube, an electric valve and a pressure sensor; a hydraulic pump of a hydraulic station is connected with the hydraulic cylinders of the supporting rollers, the hydraulic cylinder of the pushing, centralizing and holding device and the hydraulic cylinder of the centralizing and holding device; a variable-frequency control cabinet is connected with the motor of the centrifugal water pump, the electric valve, the pressure sensor, the driving motor and the motor of the hydraulic pump of the hydraulic station.

The invention relates to a method for producing laundry detergent powder from 4A zeolite slurry. The method comprises the steps of mixing industrial aluminium hydroxide and alkali, enabling the molar ratio of Na2O to Al2O3 to be 1: (1.0 to 2.0), enabling the content of Al2O3 to be not smaller than 50 g / L, and heating to enable the raw materials to be sufficiently dissolved to obtain a sodium aluminate solution; uniformly mixing the sodium aluminate solution and liquid soluble silicate, enabling the mass ratio of SiO2 to Al2O3 in mixed slurry to be 1.0 to 2.5, executing the steps of conventional pulpifying and crystallization, and filtering to obtain the 4A zeolite slurry; depositing the 4A zeolite slurry to the state that the solid content is not smaller than 200 g / L; preparing a laundry detergent powder raw material without alkaline components or 4A zeolite; and sufficiently and uniformly mixing the prepared 4A zeolite slurry and the prepared laundry detergent powder raw material, spraying and drying, and thus obtaining the laundry detergent powder. According to the method, a method of adding 4A zeolite into phosphate-free laundry detergent powder is changed, and the 4A zeolite is directly added in a slurry form, so that the production cost of the phosphate-free laundry detergent powder can be greatly reduced.

The invention discloses a filter device for saline-alkali land. After being filtered by a precipitate filter mechanism and a stirring filter mechanism which is communicated with a connection water pipe net, saline-alkali water is used through a water outlet pipe and can also be stored in a water collection groove for standby through a water collection pipe, and a water resource is saved; the connection water pipe net is connected with a three-way joint with the shape adapted to the shape of multiple connection water pipes through the connection water pipes to be in a bow shape, so that with the arrangement structure, the flowing time of the saline-alkali water is prolonged, and impurities which flow into the stirring filter mechanism are reduced; each connection water pipe comprises a semicircular upper pipe and a rectangular lower pipe which is detachably connected with the semicircular upper pipe fixedly; the bottom surface of each rectangular lower pipe is divided into a first rectangular lower pipe bottom slanting surface and a second rectangular lower pipe bottom slanting surface which are mutually connected in a water flow direction, the two edges of each bottom surface are relatively high, the middle part of each bottom surface is relatively low, the adjacent part of each front portion and the corresponding back portion protrudes downward, and each protrusion position isconnected with a collection groove used for collecting precipitates; and the connection water pipes are separated and cleaned separately, the upper pipes are opened, the lower pipes are cleaned, andblockage is prevented.

The invention discloses a multifunctional water saver. The multifunctional water saver comprises a washing basin, a filtering device and a water storage tank positioned below the washing basin, wherein a water tap is arranged above the washing basin; a filtering device water inlet and a filtering device water outlet are formed on the filtering device; a recycled water inlet communicated with the filtering device water inlet is formed at the bottom of the washing basin; the filtering device water outlet is communicated with the water storage tank; and a filtered water outlet communicated with a toilet water tank is formed at the bottom of the water storage tank. The multifunctional water saver has the advantages that: 1, the device is simple, is convenient to install and can be popularized and applied to occasions, such as households, schools, institutions and the like; 2, a water pump is not arranged, but the water pressure is increased by an opening increasing method, so that the normal use is guaranteed, the water resource is saved, the electrical energy is saved, noise pollution is avoided, and the water saver is suitable for use; and 3, the filtering device adopts a double filtration mode, the filtration effect is good, the filtering device can be directly cleaned by clear water of the water tap, and the filtering device also can be completely drawn out and is convenient to clean.