68results about How to "Achieve water saving effect" patented technology

The invention discloses a LeakView leakage control and management system for an urban water supply pipe network. The control and management system comprises a partitioned management system, a leakage noise online monitoring system and a water hammer early warning and monitoring system, the partitioned management system makes the water supply pipe network to form a partitioned management mode from the factory-leaving water yield, first-level partition, second-level partition, DMA to user terminal multi-level water units, all the water units are scientifically managed through a water balance test, a pressure control strategy with the optimal water saving effect and the optimal economic matching performance is made through a response mechanism of the leakage of the water supply pipe network to the pressure, leakage noise is monitored on line by using terminal noise monitoring equipment instead of leakage detection by manual listening, the noise is displayed in the form of data, a region where the leakage is suspected to exist is found through comparative analysis of the key data, the water hammer early warning and monitoring system adopts a transient flow pressure fluctuation situation of a network system to be combined with a big data technology, and therefore the rapid change of the pressure of the pipe network system can be monitored on line, an alarm for the abnormal pressure change situation can be given in real time, on-line early warning can be realized, the data can be deeply excavated and analyzed, and water hammer protection can be made.

The embodiment of the invention discloses an intelligent irrigation system based on the wireless Internet of Things. The intelligent irrigation system comprises an irrigation system body, a central control unit, a zone controller, an irrigation control module, a sensing control module and a mobile client terminal, wherein the central control unit, the zone controller and the sensing control module are located inside the irrigation system body, the zone controller controls the sensing control module through a ZigBee wireless communication module, the central control unit controls the zone controller through a ZigBee wireless communication module, the zone controller controls the sensing control module through the ZigBee wireless communication module, sensor data measured by the sensing control module are transmitted to the zone controller through the ZigBee wireless communication module, and the zone controller transmits the sensor data to the central control unit through the ZigBee wireless communication module. Timing irrigation can be set at the near end of the intelligent irrigation system through buttons, irrigation operation can be carried out at the far end through mobile phone operation at any time and any place, and one-touch operation is supported.

The invention relates to a fully automatic impeller washing machine by using a pump to lift water, which comprises a water tub and a water circulation system; wherein, a washing dewatering tub is positioned in the water tub; at least one row of dewatering through holes are arranged on the upper part of the tub wall of the washing dewatering tub; a water pore communicated with the water tub is arranged at the bottom of the washing dewatering tub; the water circulation system comprises a water pump and a circulating channel with a water inlet and a water outlet; the water inlet of the water pump is arranged at the bottom of the water tub, and is communicated with the water tub and the washing dewatering tub; the water outlet of the water pump is arranged at the top of the water tub, enabling the forming of impact face; the water pump is usually arranged on the lower part or the middle part of the tub wall of the washing dewatering tub, and the water pump circulation system can be arranged outside the water tub or between the water tub and the washing dewatering tub. The invention has the advantages that: the washing water is saved, the cleaning rate of the washing machine is improved, and the chip collection performance is excellent.

The invention discloses a dynamic constant-pressure constant-flow regulating valve and relates to a regulating valve. The dynamic constant-pressure constant-flow regulating valve comprises a valve body, a throttling ball body, a spring, a spring displacement regulating mechanism and a cavity supporting structure, wherein a cavity is arranged in the valve body, both ends of the valve body are respectively provided with a water inlet and a water outlet, a through hole is arranged in the middle of the throttling ball body, one end of the spring is fixed on the valve body through the spring displacement regulating mechanism, the other end of the spring is fixedly connected with the throttling ball body, the sectional area of the cavity is gradually reduced from the middle part to two ends, and the diameter of the minimum sectional area is larger than the diameter of the throttling ball body; and the cavity supporting structure comprises a ball body support rod and two fixed rods, wherein one ends of the fixed rods are respectively fixed in the cavity of the valve body, the other ends are provided with sliding support holes, one end of the ball body support rod is arranged in the sliding support hole close to the water outlet, and the other end of the ball body support rod sequentially penetrates through the through hole, the spring and a rack. According to the invention, water outflow can be regulated dynamically according to water pressure so as to achieve the effect of water saving, the service life of a faucet can be prolonged, and the dynamic constant-pressure constant-flow regulating valve has the characteristic of simple structure, and is easy to use and popularize.

The invention discloses a timed touch tap and a control method thereof. The timing touch tap comprises a tap main body, an electromagnetic valve and a control device, wherein the electromagnetic valve is connected with a water source and the tap main body, the control device is connected with the electromagnetic valve and can control the electromagnetic valve to switch, the control device comprises a touch unit, two processors and an electromagnetic valve driving circuit, the touch unit is used for receiving a touch signal which is generated by the touch of a user and at least comprises a switch instruction and a timing value instruction, the first processor is used for sending a control signal when receiving the switch instruction, storing a timing value when receiving the timing value instruction, timing according to the timing value and sending the control signal in due time, the second processor is used for generating a driving signal after receiving the control signal, and the electromagnetic valve driving circuit is connected with the second processor and used for controlling the electromagnetic valve to switch after receiving the driving signal. The invention has the advantages that the water-saving effect can be achieved and is more humanized by combining a touch mode and an automatic system.

The invention discloses an intelligent external water control device and a working method thereof. According to the intelligent external water control device and the working method thereof, the problem that many families still use traditional taps and traditional water economizers due to using habits, the replacing cost and unpractical factors even though many water-saving taps on the market can achieve a water-saving effect at present is mainly solved. The intelligent external water control device is installed on an existing tap, and water saving can be achieved; the water-saving quantity and the required water quantity are automatically selected through a mobile phone; the water consumption quantity of a user is monitored and displayed through a mobile phone APP; and the water-saving requirement also can be manually controlled through a button of the intelligent external water control device.

The invention discloses a pulsator washing machine which comprises a machine body, an outer tub, an inner tub, an impeller and a siphon. The outer tub is arranged inside the machine body, the inner tub is arranged inside the outer tub, the outer wall face of the inner tub is closed, the impeller is rotationally arranged at the bottom of the inner tub, the siphon comprises an inner tube and an outer tube, the inner tube is arranged on the inner wall face of the inner tub, the lower end of the inner tube stretches into the bottom of the inner tub, the upper end of the inner tube extends upwards to be communicated with the upper end of the outer tube, the outer tube is arranged on the outer wall face of the inner tub, a drainage opening is formed in the lower end of the outer tube, and the siphon is constructed to draining water inside the inner tub from the drainage opening when the inner tub rotates. According to the pulsator washing machine, the inner tub and the outer tub are separated, and the siphon is arranged on the inner wall face and the outer wall face of the inner tub, so that water consumption is reduced in the washing process, dirt accumulation on the outer tub is avoided, the effects of saving water and removing dirt are achieved, automatic drainage is performed by means of the siphon action, and the effect of energy conservation can be achieved.

The invention discloses a method for utilizing coal ash to prepare slow-release fertilizer. The coal ash is levigated and sieved, sodium hydroxide and magnesium hydrate are added into the obtained screen underflow and mixed to be uniform, the mixture is placed into a rotary kiln to be calcinated, and a calcinated material is obtained; hot water is added into the calcinated material to pulpify thecalcinated material, then the product is filtered, first filtered liquid and first filtered residue are obtained, an ammonium sulfate solution is added into the obtained first filtered residue, then aphosphoric acid solution is added to condition the pH value of the solution, diammonium hydrogen phosphate is added and stirred to react, the product is filtered, and second filtered liquid and second filtered residue are obtained; and the second filtered residue is dried, crushed, and screened, and the slow-release fertilizer is obtained. The slow-release fertilizer is obtained by taking the coal ash as the carrier and loading ammonium magnesium phosphate on the coal ash, the fertilizer efficiency release time is improved by 20% or above than simple ammonium magnesium phosphate slow-releasefertilizer, the soil property can be improved as well, the soil is loosened, the water permeating speed of the soil is increased, and the fertilizer can adsorb water, and achieves the effect of waterconservation.

The invention discloses a rainwater collecting and automatic irrigating device. A foot stool and a box are connected to form a supporting body of a hollow cone frustum-shaped structure, rainwater collecting cloth used for forming a rainwater collecting face is arranged at the top of the box, the edge of the rainwater collecting cloth is connected with a first-stage water storage box, the middle ofthe rainwater collecting cloth is connected with a sliding ring arranged in the first-stage water storage box, a floating ball is connected with the sliding ring, a water inlet ring used for rainwater entering is arranged between the rainwater collecting cloth and the supporting body, a water outlet is formed in the outer side of the first-stage water storage box, and a number-one switch is arranged at the water outlet; a second-stage water storage box is arranged below the first-stage water storage box, a liquid level sensor is installed in side the second-stage water storage box, and drip irrigation pipes are installed on the lower portion of the second-stage water storage box and fixed to the ground through fixing pins; meanwhile, soil moisture sensors are installed on the lower portions of the fixing pins, and number-two switches are installed on the drip irrigation pipes; the rainwater collecting cloth is used for collecting rainwater to obtain a local water source needed for irrigation, uniform irrigation is realized through the drip irrigation pipes, in this way, the effect of saving water is realized, and the demand of tree growth is met.

The invention relates to a water-saving filtering shower head; wherein a containing chamber is formed in a water outlet head, the inner wall surface of the containing chamber is provided with a plurality of positioning convex bodies, the surface of the water outlet head is provided with a water outlet, the outer wall surface of the water outlet is provided with a plurality of threads, a holding part is arranged below the water outlet head, the holding part is internally provided with a water channel communicated to the containing chamber, the other end of the holding part is connected with a water pipe; the interior of the containing chamber is provided with a filtering element, the interior of the filtering element is provided with filtering material, the filtering material is medical stone, and the side of the filtering material is provided with a plurality of through holes; a cover plate is arranged in a cover body, the cover plate is provided with a plurality of through holes, the cover plate is also internally provided with a leakproof gasket, and the diameter of the through hole on the inner wall surface of the cover plate is smaller than that of the through hole on the outer wall surface of the cover plate. The invention can greatly reduce water discharge and can realize water saving effect while improving water flow jetting power, besides, chlorine in water can be removed, thus avoiding harm to human body.

The invention discloses an electronically controlled toilet pressurization flushing system. The system comprises a control switch, a controller, an electric cylinder and a flushing device; the flushing device comprises a water supply pressurization device, a gear rack transmission mechanism, an energy storage water tank and a water outlet mechanism; the energy storage water tank comprises a pressure storage chamber, a drainage chamber and an elastic mechanism; the elastic mechanism is arranged between the pressure storage chamber and the drainage chamber; the energy storage water tank is provided with a voltage-regulator tube which makes the pressure storage chamber communicated with the drainage chamber; the pressurization device comprises a hydraulic cylinder which is connected with thepressure storage chamber of the energy storage water tank through a pipeline, and the hydraulic cylinder is connected with a gear rack transmission mechanism through a piston; meanwhile, the flushingsystem is provided with a control switch which is connected with the controller, the controller is connected with the electric cylinder, the electric cylinder presses a pressing plate to make a gear rack drives a piston rod to do reciprocating motion, after pressurization is conducted through the hydraulic cylinder, water is injected into the pressure storage chamber, then the drainage chamber ispressurized, and finally the effect that a large amount of water is saved is achieved.

The invention provides a V-shaped filter tank and a backwashing method thereof, the backwashing method comprises a gas backwashing step, a gas-water mixed backwashing step and a water backwashing step, and whether the water backwashing step meets an end condition is judged; wherein the end condition is one of the following conditions: the water backwashing time reaches a personalized preset time,and the turbidity value of discharged sewage is lower than a preset turbidity value; or the water backwashing time is greater than an overtime alarm value; the personalized preset time is less than orequal to a system default preset time, and the system default preset time is less than or equal to the overtime alarm value; and if the judgment result is yes, ending of the water backwashing step iscarried out. And the backwashing method can ensure that each filter body is thoroughly washed clean and the water-saving effect is realized at the same time.

The invention discloses an automatic control valve and a water purifying device. The control valve comprises a first valve element base, a three-channel valve element, a valve rod, a support, a drive motor, a drive worm, a driven wheel, a counting gear and a first control board; a plurality of trough type photoelectric switches are arranged on one side of the first control board, a baffle is arranged on the counting gear, the first control board is connected with the trough type photoelectric switches and the drive motor, the drive motor is connected with the drive worm, the drive worm is in engaged connection with the driven wheel, and the driven wheel is in engaged connection with the counting gear; the automatic control valve can accurately adjust the proportion of RO water to UF water, the different water outlet proportions can be set according to different crowds or different purposes, the problem that an existing single-handle duplex faucet cannot accurately adjust the proportion of the RO water to the UF water is solved, and meanwhile, the water leaking fault, caused by wear of frequent operation, of the single-handle duplex faucet is solved; and integrated design is adopted, and the probability of water leaking faults is reduced.

The invention relates to the field of home appliances, and discloses a washing machine which comprises an inner tub (10), an outer tub (20) and a driving mechanism. The driving mechanism comprises a clutch (30) and a washing shaft (40). The washing machine further comprises a first drainage channel (50) for the clutch, a second drainage channel (60) for the outer tub, and a sealing device (70) for sealing an installation hole where the washing shaft is arranged in a penetrating mode. The sealing device comprises a sealing cover (71) arranged on the washing shaft in a sealing mode. A cavity (72) isolated from the outer tub and communicated with the first drainage channel is defined by the sealing cover. A drain hole (711) communicated with the cavity is formed in the top of the sealing cover. The first drainage channel and the second drainage channel can be converged to form a main drainage channel (80). The first drainage channel and the main drainage channel are provided with a first drain valve (51) and a second drain valve (81) respectively. The flow area of the drain hole is larger than the section area of the second drainage channel. By means of the washing machine, water can be saved, and drainage smoothness can be guaranteed.

The invention relates to a photovoltaic glass sputtering target cathode self-circulation cooling device, which comprises a circulation system unit, an ice water inlet unit connected to the circulation system unit, and a temperature control valve water inlet system unit arranged on the ice water inlet unit and the circulation system unit. The ice water inlet unit is a factory service end water inlet system, the water temperature keeps at 10-15 DEG C, and cooling water is output to the circulation system and a bypass connecting pipeline and the cooling water device for backflow. When the temperature control valve water inlet unit does not operate, the circulation system circulates cooling water in the pipe by a self-circulation mode to a sputtering target cathode, the water current and water pressure circulated to the sputtering target cathode can be independently controlled, when the temperature control valve water inlet unit operates, the valve is opened, cooling water in the cooling water inlet unit is introduced in the circulation system unit for rapidly cooling the temperature of the target cathode, after the temperature is decreased, the valve is closed, the circulation system is back to a previous state, cooling water in the pipe is circulated to the target cathode, thereby, the sputtering target cathode can independently control the temperature, heat exchange efficiency is good, and the water-saving efficacy can be reached.

The invention discloses an intelligent control valve and a water purifying device. The control valve comprises a valve core base, a valve core, a valve rod, a support, a drive motor, a drive worm, a driven wheel, a counting gear and a control panel; a plurality of groove type photoelectric switches are arranged on one side of the control panel, and the counting gear is provided with a baffle; the control panel is connected to the groove type photoelectric switches and the drive motor; and the drive motor is connected to the drive worm, the drive worm is connected to the driven wheel in a meshing mode, and the driven wheel is connected to the counting gear in a meshing mode. According to the intelligent control valve, different waste water ratios can be set according to the flow capacities of different reverse osmosis membrane filter elements, the intelligent control valve can be applied to different environments without changing a whole water purifier, and therefore the application range of the intelligent control valve can be expanded and the convenience of the intelligent control valve can be improved; the intelligent control valve is multifunctional and replaces a water inlet solenoid valve, a waste water valve and a flushing valve, the number of water channel parts and joints is reduced, the probability of water leakage faults of water channels is lowered, and the material cost and the assembly cost are lowered; and the waste water ratio can be reasonably set and adjusted, the water-saving effect can be realized, and the service life of the filter elements can be prolonged.

The invention discloses a key type water outlet device comprising a shell, a valve seat, a water outlet pipe and a water outlet valve core, wherein the water outlet valve core comprises a valve core seat, a movable valve piece and a fixed valve piece; a valve piece installing cavity is arranged on the valve core seat, the fixed valve piece and the movable valve piece are sequentially arranged in the valve piece installing cavity, and a water outlet and at least one water inlet are arranged on the fixed valve piece. The invention realizes water-saving effect and has convenient operation and reasonable control, and the like, and the cold and hot mixed water is not influenced by opening and closing the key type water outlet device.

The invention discloses a simple self-waking type self electricity generation perpetual motion water cannon robot which comprises a self electricity generation water cannon, driven wheels and driving wheels driven by motors. The self electricity generation water cannon comprises a water turbine, and the water turbine is mounted on a mounting base; the driving wheels are connected to the two sides of a water outlet pipe of the water turbine through fixing shafts, and the driven wheels are mounted on the two sides of the rear end of the mounting base through fixing shafts; or the driving wheels are connected to the two sides of the front end of the mounting base through fixing shafts, and the driven wheels are mounted on the two sides of the rear end of the mounting base through fixing shafts. The simple self-waking type self electricity generation perpetual motion water cannon robot can flexibly move on a fire site for distinguishing fire, the flow of a robot water cannon can be adjusted in advance according to different sizes of fire disasters, the swing range of fire distinguishing can be further changed in a remote control mode, water is saved, energy conservation and electricity consumption prevention can be achieved through fire fighting water, self electricity generation can be further achieved, and the simple self-waking type self electricity generation perpetual motion water cannon robot has the advantages of being low in cost, high in technology content, convenient and fast to maintain and convenient to popularize.

The invention discloses a local vibration type gas micro-explosion separating and screening device for gravel. The local vibration type gas micro-explosion separating and screening device comprises a gas micro-explosion type vibration assembly, an adaptive lifting mechanism, a reciprocating vibration mechanism, a screening and material taking mechanism, a water circulation mechanism, a main operation shell, a top through groove and a water conveying leather hose. The invention belongs to the field of gravel screening, and particularly relates to a local vibration type gas micro-explosion separating and screening device for gravel. In order to solve the contradictory characteristic that vibration is used for screening gravel and cannot be directly used for screening (preventing the gravel from splashing and dust attached to the surface of the gravel from flying), a gas micro-explosion type vibration assembly controlled by an adaptive lifting mechanism and a reciprocating vibration mechanism is arranged; and under the condition that traditional pressurizing equipment is not used, the speed and the effect of screening out impurities such as sand grains and soil on the surface of the gravel are greatly improved.

The invention provides a treating technology of slack coal. The treating technology comprises the following steps: in the presence of conveying gas, when a high temperature solid heat carrier and slack coal present a liquid state, dry distillation is carried out to obtain oil gas and semi-coke; after being washed by atomized oil drops, the oil gas is recycled, and tar and dry distillation gas are separated from dry distillation water; an incomplete reaction is carried out on the semi-coke and gasified media to obtain crude gas and remaining semi-coke; settling separation is carried out on the crude gas and the remaining semi-coke to obtain crude gas and fine coke breeze; the crude gas and the fine coke breeze are separated to obtain crude gas; the crude gas is subjected to heat transfer to obtain gasified crude gas, wherein the gasified media are prepared according to the following method: after burning a part of the dry distillation gas or the gasified crude gas, air, oxygen-enriched air and pure oxygen, vaporizing the dry distillation water to obtain steam and oxygen. According to the treating technology, slack coal is treated through fluidized retorting-gasification coupling technology, so that the utilization ratio of slack coal is high, the tar is small in dust content, and the coal gasification technology is low in water consumption.

The invention relates to irrigation equipment. The irrigation equipment comprises a driving mechanism and a water conveying mechanism which is arranged on the driving mechanism, wherein the driving mechanism comprises a reelpipe trolley (1) and a travelling trolley (2) which operate synchronously; the water conveying mechanism comprises a transverse water conveying pipe (3) and a plurality of water seepage hoses (4) which are radially arranged along the transverse water conveying pipe (3); a reelpipe device (5) which can rotate is arranged on the reelpipe trolley (1); the reelpipe device (5) is wound by a water conveying hose (10); and the water inlet of the water conveying hose (10) is connected with a water source at an irrigation place and the water outlet of the water conveying hose (10) communicates with the transverse water conveying pipe (3). The irrigation equipment provided by the invention is free of secondary pressure, so that the energy source is saved; the irrigation equipment is uniform to irrigate, precise in irrigation amount and free of irrigation dead angle, and soil is not hardened; the irrigation equipment solves the problem that a nozzle is blocked in an infiltration irrigation technology; the equipment is low in cost but achieves the irrigation effect of large machine; the equipment is simple to assemble and convenient to use; and the irrigation equipment which is mounted at one time can be randomly transferred in parcels.

The invention relates to the technical field of sand production, in particular to a dust suppression system and a dust suppression method. The dust suppression system comprises an encapsulation device, a water pump, spraying pipes, a water supply pipe, control valves and spray nozzles, wherein the encapsulation device is used for encapsulating a plurality of production devices on a sand productionline to form corresponding encapsulation units; the spray nozzles are arranged on each spraying pipe and are used for spraying dust produced by the sand production process; each spraying pipe is arranged on the corresponding encapsulation unit; one end of the water supply pipe is connected with the water pump; the other end of the water supply pipe is communicated with the spraying pipes on the encapsulation units; the control valves are arranged on the water supply pipe and are used for adjusting water spraying amounts of the spray nozzles. According to the dust suppression system disclosedby the invention, by encapsulating processing equipment and arranging the spraying pipes, dust and noises of the sand production line are controlled, and the influence on surrounding environment is reduced. The invention also provides the dust suppression method. By use of the dust suppression method, the effects of saving water, suppressing dust and reducing noise are realized.

The invention relates to a water-saving irrigation device. The water-saving irrigation device comprises a vehicle frame; and a bearing seat is installed on one side, away from a traveling mechanism, of the vehicle frame, a rotating part is rotatably installed on the bearing seat, and is connected with a driving mechanism installed on the bearing seat. Two oppositely arranged spray pipes are rotatably installed on one side, away from the bearing seat, of the rotating part, and the spray pipes are connected with a fixed shaft penetrating through the rotating part and fixed with the bearing seatthrough a transmission assembly; the rotating part is arranged in a hollow structure, and a buffer cavity is fixed on the inner side of the rotating part, and communicates with the inner side of the spray pipes through communication pipes. A driving mechanism drives the rotating part to rotate so as to drive the spray pipes to make circular motion. When the rotating part rotates, reciprocating upand down swing of the spray pipes is achieved by the action of the transmission assembly and the fixed shaft, so that the spraying range is increased, a large amount of water waste is effectively prevented, and the water saving effect is achieved.

The invention relates to a switching device and a shower system comprising the same. The switching device comprising a valve body, a main water channel is formed in the valve body, a hot water channeland a cold water channel which are communicated with the main water channel respectively are further formed in the valve body, a switching mechanism capable of switching the opening and closing states of the hot water channel and the cold water channel is arranged in the valve body, and a temperature sensor is further arranged in the valve body and used for sensing the water temperature in the main water channel, and is in signal connection with a driving mechanism; the driving mechanism is in transmission connection with the switching mechanism to drive the switching mechanism to switch opening and closing of the hot water channel and the cold water channel in combination with the temperature sensed by the temperature sensor; in the process that the switching structure switches the stateof the hot water channel from closing to opening, a process section that the hot water channel and the cold water channel are both opened or partially opened exists so as to guarantee that water flowin the main water channel can be kept at a certain flow speed continuously without stop. Continuous real-time monitoring and automatic cold and hot water outflow switching can be achieved, only hot water shower on the human body can be always guaranteed, the showering experience is guaranteed, and a water-saving effect is also achieved.

The invention discloses a toilet with functions of pressure conduction and force-combined replacement. The toilet comprises a panel, a water distribution platform, a right water outlet, a seat, a left water outlet, a water guide ring, a pedestal pan, a sewage pipe inlet, a sewage pipe outlet, a sewage pipe and a drain port. Pressure water flow is conducted to the front portion of the seat by the aid of the water guide ring on the lower portion of the pedestal pan, and accordingly water flow directions of the left water outlet and the right water outlet are identical to a water flow replacement direction of the sewage pipe inlet, and quickness in siphon formation of a sewage pipe and large-force replacement are realized.

The invention provides a northern area native groundcover landscape planting method and a water-saving planting method, and relates to the technical field of garden plant cultivating and applying. Thenorthern area native groundcover landscape planting method includes the steps of cutting dry grass and dead leaves on a planting slope to be 3 cm high or lower, smashing branches through a smashing machine to obtain smashed objects with particle size of 3 cm or lower, evenly mixing the smashed objects, mixing the smashed objects and an inorganic mineral material according to the weight ratio of (4-6) to 1, adding water for natural fermentation for 80-90 days to prepare a soil conditioner, planting water-saving perennial root groundcover plants on the planting slope, and covering the plantingslope with the soil conditioner by the depth of 5-15 cm. By means of the northern area native groundcover landscape planting method, the maximum water-saving effect of a greening place can be achieved, a native domain landscape effect close to nature is created, maintenance cost is low, useless materials are recycled, trash disposal conveying, burning and other measures are reduced, chemical fertilizer applying is reduced, and the environment is protected.

The invention relates to a water-saving irrigation device. The water-saving irrigation device includes a frame; The rotating part is connected with the driving mechanism installed on the receiving seat, and the side of the rotating part far away from the receiving seat is rotatably installed with two opposite spray pipes, and the spray pipes pass through the transmission assembly and pass through the The rotating part is connected with the fixed shaft of the receiving seat; the rotating part is set in a hollow structure, and a buffer chamber is fixed inside it, and the buffer chamber communicates with the inner side of the nozzle through a communication pipe. The driving mechanism drives the rotating part to rotate to drive the nozzle to make a circular motion. When the rotating part rotates, the reciprocating up and down swing of the nozzle is realized through the action of the transmission assembly and the fixed shaft, thereby increasing the spraying range and effectively avoiding a large amount of water. Waste, to achieve water-saving effect.

The invention relates to a high-rise building construction water saving system. Construction water is conveyed to water tanks of a construction site from a connection water place through a pipeline, high level cisterns are arranged on towers on the top of a building, a water supply pump set is arranged at an outlet of the water tanks, and the upper end of a pipeline of the water supply pump set isconnected with the high level cisterns; the bottoms of the high level cisterns are provided with water outlet valves, main floor valves are arranged on floors respectively, and the water outlet valves are connected with the main floor valves through pipelines. The construction water is connected through the main floor valves, and main water supply pipelines are mutually communicated at the lowerend. According to the high-rise building construction water saving system, the water supply pressure is supplied by the high level cistern, and the water supply pressure can be stabilized; the high level cisterns are connected in series, and the main water supply pipelines are connected in parallel, a water collection pit is formed in the lower ends of the pipelines to make sewage precipitate andpurified, the water utilization rate is improved, and the amount of the construction water and the water pressure are ensured in the peak hours, the shutdown phenomena caused by waste of the high-risebuilding construction or insufficient pressure or water supply shutdown can be effectively reduced.