35results about How to "Improve water saving performance" patented technology

The invention discloses an intelligent precise irrigation system based on low-altitude remote sensing data driving. The intelligent precise irrigation system comprises a low-altitude unmanned aerial vehicle, a ground sensor network module, a meteorological data integration module, a space-time self-evolution feature map network module, a space-time adaptive attention network module, a context multi-arm tiger machine algorithm module and an automatic irrigation control module. The low-altitude unmanned aerial vehicle is used for acquiring remote sensing data of crops; the ground sensor network module is used for collecting real-time environment information; the meteorological data integration module is used for multi-modal data integration; the space-time self-evolution characteristic graph network module is used for generating a moisture demand distribution graph; the space-time adaptive attention network is used for optimizing an irrigation strategy; the context dobby machine algorithm module is used for dynamically selecting an optimal irrigation strategy; and the automatic irrigation control module is used for executing the optimal irrigation strategy and implementing differential intelligent irrigation management. According to the invention, precise and intelligent irrigation is realized by using the space-time self-evolution feature map network and the context multi-arm tiger machine algorithm.

The invention provides an intelligent water-saving control method and system for an agricultural irrigation device, and the method comprises the following steps: generating a farmland state prediction index based on soil comprehensive information, weather information and crop information, and generating a farmland irrigation strategy; calculating an irrigation emergency degree based on the farmland state prediction index; if the irrigation emergency degree reaches the highest emergency degree, the filtering irrigation module is controlled to execute alternate irrigation operation; if the irrigation emergency degree does not reach the highest emergency degree, calculating to obtain the backwashing emergency degree of the filtering irrigation module; if the backwash emergency degree is greater than or equal to the irrigation emergency degree, generating a backwash strategy, and sequentially executing the backwash strategy and the farmland irrigation strategy; if the backwash emergency degree is smaller than the irrigation emergency degree, the filtering irrigation module is controlled to execute alternate irrigation operation on the target farmland. According to the invention, intelligent irrigation and backwashing control can be realized, and a better water-saving effect is achieved.

The invention discloses a composition for cleaning or refreshing hair or scalp and application thereof, the composition takes N-long-chain acyl amino acid and basic amino acid as main surfactants, can not contain a thickening agent, ethoxylate, fatty acid salt and a humectant, has the properties of low irritation, selective cleaning, easiness in washing, no stickiness and the like, and can be used for cleaning or refreshing hair or scalp. The shampoo is especially suitable for no-wash or dry-wash shampoo products.

The invention discloses a cleaning composition, a related cleaning product and application of the composition in the aspects of reducing skin irritation or eye irritation, controlling oil, removing odor and the like, N-long-chain acyl amino acid and basic amino acid / inorganic base are used as main surface active agents, a thickening agent, ethoxylate, fatty acid salt and a humectant can be not contained, and the cleaning composition is mild and free of irritation; the compound can be used for shower gel, shampoo, cleansing mousse, cleansing products, oral washing products, shaving products, hand sanitizer, cleaning lotion or multifunctional cleaning products.

The utility model provides a kind of water-saving three-dimensional assembly type planting complete equipment, comprising: first planting groove, second planting groove, third planting groove, three assembly type arc supports, water tank, assembly type bottom plate, hexagonal connecting component, intelligent control box, cylindrical steel pipe and solar panel.The utility model provides a kind of water-saving three-dimensional assembly type planting complete equipment, through first planting groove, second planting groove, third planting groove, three assembly type arc supports, water tank, assembly type bottom plate, hexagonal connecting component, intelligent control box, cylindrical steel pipe and solar panel between cooperation operation, can be reduced transportation and installation by modularization design and improve economy, utilize closed loop irrigation system to improve water-saving, by photovoltaic power supply and wastewater circulation realize zero external energy consumption to be able to play sustainability.

The invention discloses a water-saving control valve for industrial water. The water-saving control valve comprises a valve pipe, a connecting flange plate, a self-expansion sealing mechanism and an early warning type auxiliary sealing mechanism. The self-expansion sealing mechanism comprises an assembling inner pipe, an annular air expansion cavity is formed in the side, located outside the valve pipe, of the assembling inner pipe, and a self-expansion sealing ring is fixedly assembled in the annular air expansion cavity. The early warning type auxiliary sealing mechanism comprises an auxiliary sealing ring, a plurality of evenly-distributed early warning strips are fixedly assembled in the auxiliary sealing ring, and a plurality of sets of evenly-distributed moisture guiding strips are assembled on the side, away from the connecting flange plate, of the auxiliary sealing ring. According to the water-saving control valve for the industrial water, the self-expansion sealing mechanism and the early warning type auxiliary sealing mechanism are arranged, so that the efficiency of connecting and sealing the control valve for the industrial water is remarkably improved, and the risk of leakage of the control valve for the industrial water in the using process is greatly reduced; and the water-saving effect of the industrial water control valve is improved.

The utility model provides an energy-saving and environment-friendly stone flushing device which comprises a conveying mesh belt, a splash guard is fixedly installed at the top of the conveying mesh belt, a water collecting tank located below the splash guard is fixedly installed at the bottom of the conveying mesh belt, and a water conveying pipe is rotationally connected to the top of the interior of the splash guard. A water pump is fixedly installed at the top of the splash-proof cover, a connecting guide pipe is fixedly installed at a water outlet of the water pump, the other end of the connecting guide pipe is rotationally connected with one end of a water conveying pipe in a sealed mode, a swing assembly is arranged at the other end of the water conveying pipe, and a water spraying head is arranged at the bottom of the water conveying pipe; a connecting hose is fixedly mounted at a water inlet of the water pump, and a filtering ball head is fixedly mounted at the other end of the connecting hose. According to the energy-saving and environment-friendly stone washing device, circulating water is used for washing, so that the water-saving effect of the stone washing device is greatly improved, the practicability of the stone washing device is improved, and the energy consumption is reduced.

This utility model discloses a flow regulation structure for a push-type water spout, including a valve body, a water outlet channel, and a push handle. The main feature is a mounting hole on the valve body that communicates with the water outlet channel. A throttling rod, rotatable around its own axis, is installed within this mounting hole. A radially protruding convex shaft is also provided in the middle of the throttling rod, which serves to axially limit and rotate the throttling rod. The lower end of the throttling rod extends into the water outlet channel and has a water passage hole. Thus, when the throttling rod rotates around its own axis, the overlapping area between the water passage hole and the water outlet channel changes, thereby regulating the flow rate of the water outlet channel. Clearly, the improved structure can achieve high-precision flow regulation of the water outlet channel through the added throttling rod. This regulation is unaffected by the push handle operation, making the operation very convenient and effectively improving the product's water-saving performance. Therefore, it better meets users' needs for precise water use and efficient operation.

The present invention relates to the technical field of irrigation water pipes, specifically to an irrigation water pipe structure with a water-saving function, comprising a water pipe main body, a plurality of water-saving irrigation components fixedly connected to the bottom of the water pipe main body, the water-saving irrigation components comprising a shunt pipe, one end of the shunt pipe is blocked, the other end of the shunt pipe is connected to the inside of the water pipe main body, one side of the shunt pipe is fixedly connected to a water spray arc plate, the water spray arc plate is connected to the inside of the shunt pipe, a plurality of water spray holes for irrigation are opened in the water spray arc plate, a soil moisture sensor for soil moisture detection is fixedly connected to the water spray arc plate, and a solenoid valve is fixedly connected to one end of the shunt pipe close to the water pipe main body. The present invention can automatically control and adjust soil moisture, avoid excessive soil irrigation or insufficient moisture, avoid waste of water resources, achieve the purpose of water saving, and improve the use effect of the water pipe main body in irrigation.

The utility model relates to the technical field of agriculture, and discloses a multifunctional seedling raising plate which comprises a base, supporting rods are fixed to the four corners of the top of the base, two seedling raising plates are arranged between the opposite faces of the supporting rods, water storage frames are fixed to the bottoms of the seedling raising plates, and a water tank is arranged at the top of the base. According to the multifunctional seedling raising disc, a filter plate is put into a filter box, a pull plate is pulled outwards to drive a fixing column to leave the interior of a fixing groove, a connecting rod is pulled to drive a special-shaped block to move, the special-shaped block drives a transverse plate to move in the direction of a connecting block, and in the process, the transverse plate enters the interior of a fixing block, so that connection is completed; the redundant water of the seedling raising tray can flow into the water storage frame and is recycled through the water return pipe, then a filter plate in the filter box is recycled to filter out large-particle impurities in the water, and the recycled water can be conveyed into the water tank to be reused conveniently, so that waste of water sources is avoided, and the water-saving effect of seedling raising is improved.

The utility model relates to the technical field of pressurizing shower heads, and discloses a water-saving pressurizing shower head. The water-saving pressurizing shower head comprises a spray head, the adsorption plate is positioned on one side of the spray head and is used for fixing a pressurizing plate; the bubbling net is positioned in the spray head and is used for enabling water flow to generate bubbles; a handle is connected to the bottom of the nozzle through a bolt, a mounting groove is formed in the nozzle, the pressurizing plate is detached, the pressing block is moved downwards, the baffle does not abut against the bottom of the bubbling net, at the moment, the outer edge of the bubbling net is not subjected to pressure from the pressurizing plate, and the first elastic piece pops out through elasticity of the first elastic piece. The foaming net can be taken out from the limiting rod and the pressing groove by pushing the foaming net towards the direction in which the pressing groove is not provided with the first elastic piece through the pressing plate, the multiple assemblies are matched with one another to achieve the function of rapidly assembling and disassembling the pressurizing plate and the foaming net, then the maintenance efficiency of the device is improved, and the cleaning difficulty of the device is reduced.

The utility model relates to circulating water treatment technical field discloses a kind of hyperbolic natural draft cooling tower and large-scale cooling water circulation system, and the hyperbolic natural draft cooling tower includes: support beam and tower body, water collector, filler layer and air cooler are arranged from top to bottom in tower body, and still be equipped with water distribution assembly, and the falling water area of filler layer and the shell of air cooler at least partially overlap;Water distribution assembly includes first water distribution device and second water distribution device, first water distribution device is connected with filler layer, for cooling water is given to filler layer, second water distribution device is connected with air cooler, for cooling water is given to air cooler.This cooling tower has dry-wet combined operation mode, can be adjusted according to season, climate change and other factors, beneficial to reduce the consumption of water resources, improve the water-saving performance of cooling tower, and flexible switching operation mode, not only energy saving, but also enhance the adaptability of equipment to different climate conditions, effectively prolong the service life of equipment.

The utility model discloses a kind of water-saving irrigation facilities for greenhouse, it is related to water-saving irrigation technical field, including four rectangular arrangement distribution installation on concrete ground surface electric push rod, two water tanks installed in ground are symmetrically installed between the opposite surface of four electric push rods, two water collection tanks are symmetrically provided on the both sides of water tank, both ends of water collection tank are equipped with the drain pipe corresponding connection of water tank, four electric push rods are divided into two closer electric push rod as a group, and every group electric push rod top end is fixedly connected with installation platform, hollow pipe frame is installed between the opposite surface of installation platform;The utility model is matched with water collection tank and water tank, drain pipe, is convenient for collecting rainwater and storing, reduces the dependence on external water source, improves the utilization of water resources, and then rainwater recycling function can be realized;Finally solve the problem that existing facility water resource is wasted, irrigation range is limited and cannot adapt to different height crops, improve the water-saving effect and precision of irrigation.

The utility model discloses a household graded pure water preparation device which comprises a first threaded end cover, a device main body, a valve, a block and a second threaded end cover, a central rod slot is formed in the middle of the device main body, the block is vertically arranged in the middle of the central rod slot, and the valve is arranged in the central rod slot at the top of the block; a first-stage pure water opening and a second-stage pure water opening are formed in the bottom surface in the device main body, and are formed in the two sides of the block; a first filter element and a second filter element are matched with inner cavities in the two sides of the device body respectively, annular protruding structures are arranged in the middles of the two sides of a center rod inserting groove, and center rods of the first filter element and the second filter element are inserted into the annular protruding structures on the left side and the right side of the center rod inserting groove respectively. A first threaded end cover and a second threaded end cover are matched with the two ends of the device body correspondingly. The utility model can improve the water-saving efficiency, greatly reduce the occupied space of water production equipment, freely select the matching of the filter element, and adjust the forward flushing by using the valve.

The concrete maintenance equipment for concrete construction comprises a base, a supporting plate, a box body, a liquid storage bin, a multi-way valve, a spray head, a partition plate and an opening, the box body is arranged at the top of the base through the supporting plate, the partition plate is arranged at the position, close to the bottom, of the inner wall of the box body, and liquid collecting grooves are formed in the two ends of the top of the partition plate. Leaking holes are formed in the bottom of the liquid collecting tank in a penetrating mode, a conical water collecting part is arranged at the bottom of the box body, a sleeve block is connected to one end of the box body through a fixing rod, a third pipeline is fixedly arranged in the sleeve block in a sleeved mode, and a liquid pump is arranged at the position, close to the liquid storage bin, of the third pipeline. Connecting flanges are arranged at the positions, close to the conical water collecting part, of the third pipeline, and a filter element is fixed between the connecting flanges through connecting screws. Water sprayed on the concrete can be recycled after being treated, the water-saving effect during maintenance is greatly improved, and the concrete water-saving device is suitable for being widely popularized and used.

The invention provides crop close-type water-saving irrigation equipment and a using method thereof, and relates to the technical field of agriculture, and the crop close-type water-saving irrigation equipment comprises a data collection module which collects various data related to an irrigation decision; the analysis processing module is used for processing the collected data and providing a basis for irrigation decision making; the control module is used for executing an irrigation decision and coordinating the work of each subsystem; the mobile irrigation device is used for executing a specific irrigation decision; and the distributed water storage station is used for providing water source supply and charging services for the mobile irrigation device.

The invention relates to the technical field of irrigation canals, and discloses a water-saving irrigation canal and an adjusting and controlling method, the water-saving irrigation canal comprises a canal body, the top of the canal body is fixedly connected with a side supporting table, one side of the side supporting table is fixedly connected with a side supporting plate, and one side of the side supporting plate is fixedly connected with a side supporting frame; the liquid can be preliminarily filtered through the front filter screen, so that the condition that the water channel body is blocked by larger impurities is reduced, and the filtering effect is improved; sand in the liquid is filtered, so that impact caused by the sand during irrigation can be reduced, and the irrigation effect is improved; meanwhile, after the adjusting plate is lifted, the flow of water flow in the side supporting frame can be increased, if the adjusting plate is lowered, the flow of the water flow can be reduced through the side communicating holes in the surface of the adjusting plate, the flow is adjusted according to different environments and requirements, and the water saving performance of the canal body can be improved; the stirring blades capable of continuously stirring can be used for mixing liquid in the top mixing barrel, so that the follow-up pouring effect is improved.

The invention discloses a stepped water price calculation system and method for reservoir engineering, and relates to the technical field of water conservancy, and the system comprises a first obtaining module which is used for determining a reservoir capacity step corresponding to a water amount step according to the single function relation between the water supply amount and the water supply adjustment reservoir capacity of a reservoir; the second acquisition module is used for determining the cost step of the reservoir according to the single function relationship between the water supply regulation storage capacity and the engineering cost of the reservoir; the first calculation module is used for determining a fixed water rate step according to the construction cost step of the reservoir; the second calculation module is used for calculating an activity water fee and an activity water price according to the design scale and the available water supply amount of the reservoir; and the third calculation module is used for determining the stepped engineering water price according to the active water price and the stepped fixed water price. According to the technical scheme, the corresponding water price can be formulated according to the water quantity steps of the reservoir project, the economical efficiency and social benefits of water supply of the water conservancy project are scientifically reflected by constructing the multi-step water price model, and the method has high application value.

The utility model relates to the technical field of basin faucets, and particularly discloses a water-saving basin faucet which comprises a basin body and a faucet body fixedly connected to the basin body, a water outlet is formed in the middle of the basin body, a sealing cover is arranged on the water outlet in a sliding mode, and a water pumping pipe is fixedly connected to the bottom of the basin body. A water storage tank is fixedly installed at the bottom of the basin body, a first pump body and a second pump body are fixedly connected to the side edge of the water storage tank, the bottom end of the water pumping pipe is fixedly connected with the water inlet position of the first pump body, a water return pipe is fixedly connected to the water outlet position of the second pump body, and a water outlet head is fixedly connected to the water outlet position of the faucet body. And the top end of the water return pipe is fixedly connected with the side edge of the water outlet head, and the top end of the water pumping pipe is fixedly provided with a filter plate I. The wash basin faucet can store clean water after use, recycle of stored water is achieved for use scenes with low water quality requirements, the water saving effect is effectively improved, and sustainable utilization of water resources is promoted.

The invention relates to the technical field of farmland water-saving equipment, in particular to farmland drought water-saving equipment which comprises a rotary sprinkler head body, the rotary sprinkler head body is mounted on a connecting pipe, the connecting pipe is mounted on a fixed pipe, the fixed pipe is arranged on a movable plate, and a screw is arranged on the movable plate; a through groove is formed in the mounting plate; a soil humidity sensor is arranged on the bottom plate; a branch pipe is arranged on the side face of the fixing pipe and provided with an electric control valve. The device has the advantages that the height of the device can be adjusted in the later period, on the premise that the spraying effect is not affected, the spraying height of the rotary spraying head body is reduced as much as possible, the height of sprayed water is reduced, the residence time of water mist in the air can be shortened, the evaporation capacity is reduced, and the water saving effect is improved; the electric control valve is closed to stop water supply, and the rotary sprinkler head main body does not spray water to the outside, so that the water-saving effect of the device in drought seasons is improved.

The utility model discloses a water -saving device and shower system, including water distribution switch and water storage tank, be provided with mixing device on the water storage tank, water distribution switch is communicated with water storage tank and mixing device respectively through inlet pipe, and the automatic switch mechanism control of setting in water storage tank is water storage tank's water inlet and water outlet. The utility model discloses the water -saving device of setting, can directly introduce the cold water into the water storage tank and store temporarily, then through water distribution switch, the hot water is introduced into the mixing device and the cold water of water storage tank is mixed automatically, and then avoid the problem of the cold water waste of early stage when showering, can save the shower water consumption of every time one -tenth.

The utility model discloses a drainage device of semiconductor cutting equipment, which comprises a drainage bin, a clamping plate is fixedly mounted on the inner wall of the drainage bin, a filter plate is inserted into the inner wall of the clamping plate, a filter element is detachably mounted on the inner wall of the filter plate, a slope is arranged on the inner wall of the drainage bin, and a drainage assembly is fixedly mounted on the outer wall of the bottom of the left side of the drainage bin. The drainage assembly comprises a first self-priming pump, an output shaft of the first self-priming pump is connected with a plurality of filters through a first guide pipe, the drainage assembly is arranged, the first self-priming pump is arranged in the drainage assembly, and when sewage in a drainage bin is drained, the first self-priming pump is connected with the filters through a second guide pipe; according to the device, sewage in the drainage bin can be accelerated to be sucked into the plurality of filters, so that sewage generated by cooling the semiconductor cutting equipment is conveniently filtered step by step through the plurality of filters, the reuse standard is achieved, and the water-saving effect of the equipment is conveniently improved.

The invention relates to the technical field of crop irrigation, in particular to a crop water-saving irrigation device based on agricultural internet of things, which comprises a water supply pipe, a machine body shell, a lifting frame, a rotating plate, a remote sensing controller, a gear pump, a connecting pipe, a drainage pipe, a T-shaped water pipe connector, a spray head, a transmission box, a fixing frame, an adjusting box, a spraying mechanism, a variable-speed water supply mechanism and a lifting mechanism. Rotary spraying of crops is achieved, uniform irrigation of the crops is facilitated, variable-speed water supply of the spray heads is achieved through the variable-speed water supply mechanism, part of the device can spray and irrigate the crops within a square range, repeated irrigation areas are effectively reduced, lifting adjustment of the spray heads is achieved through the lifting mechanism, and the irrigation efficiency is improved. The inner diameter and the outer diameter of a square spraying range can be controlled by part of the device, large-area crops around can be irrigated conveniently, and the uniformity, the water saving performance and the adjustability of the device are improved.

The application provides an agricultural irrigation depth water-saving control method and system based on multi-source data fusion, which collects multi-dimensional original monitoring data, generates a monitoring data field, extracts physiological rhythm features and environmental fluctuation features under different time dimensions through feature extraction, obtains a crop water sensitivity feature set through feature correlation analysis screening, inputs a crop water metabolism model, generates a water supply and demand balance coefficient, constructs an irrigation decision optimization model to obtain an irrigation parameter set, drives an irrigation execution mechanism to execute a partition variable irrigation operation, collects crop transpiration rate change data after irrigation, corrects the water supply and demand balance coefficient, and generates a final irrigation control instruction to drive the irrigation execution mechanism to execute the partition variable irrigation operation. The application can continuously optimize the irrigation control instruction, ensure the dynamic matching of the irrigation decision and the actual water demand of crops, and effectively improve the water-saving effect and water use efficiency of agricultural irrigation.

This application relates to a water-saving rooftop greening water supply and drainage device, belonging to the field of water supply and drainage devices. It includes a support frame and a fixed frame. A water storage tank is installed on the support frame. Water outlet pipes are installed on both sides of the fixed frame, and drain pipes are installed on the water outlet pipes. A special-shaped pipe is installed on both sides of the water storage tank, and the special-shaped pipe is connected to the water outlet pipe. A sliding disc is installed inside the water outlet pipe, sliding within the pipe and abutting against the inner wall of the pipe. A control component is installed on the special-shaped pipe to control the sliding of the sliding disc. In this application, the water storage tank can collect natural rainwater. The water in the storage tank flows through the special-shaped pipe to the water outlet pipe, and is then discharged for irrigation. The operator can control the sliding of the sliding disc through the control component. The sliding disc can push any remaining water in the water outlet pipe back into the special-shaped pipe and can also clean the inner wall of the water outlet pipe.

This specification provides one or more embodiments of a root-oriented water-saving irrigation device, including a base frame, a drip irrigation assembly, and a limiting support assembly. The base frame is a cylindrical structure used to insert into the soil and control the directional growth of crop roots. The drip irrigation assembly includes two sets of drip irrigation frames symmetrically arranged on the top periphery of the base frame. Each drip irrigation frame is internally threaded with an irrigation rod. Grooves are provided on both sides of the irrigation rod, and a sponge is fixed within each groove, with PAM (a water-retaining agent) placed inside the sponge. This device is suitable for all greenhouse applications and has a wide range of applications. Specifically designed for plastic greenhouse planting, it incorporates a precipitation impact correction formula, which can accurately adjust irrigation water demand based on factors such as the greenhouse's closure status, ventilation opening, and external precipitation. It possesses self-learning (automatic adjustment) optimization capabilities, continuously improving irrigation accuracy. The device can use a fixed cycle as an iteration unit, providing actual crop growth data based on measured soil moisture content data within the cycle.

The utility model relates to the technical field of waste agricultural film recycling and processing, in particular to a cleaning device for waste agricultural film recycling and processing. Comprising an open cleaning box, a second door-shaped plate and a longitudinal long rod, and first handles are fixedly mounted on the left side and the right side of the top of the second door-shaped plate; a water outlet assembly is fixedly installed in a box body at the bottom end of the opening cleaning box, a filtering assembly is movably installed in a second door-shaped plate, limiting vertical rods are fixedly installed on the left inner side face and the right inner side face of the second door-shaped plate correspondingly, water collecting assemblies are movably installed on the outer surfaces of the limiting vertical rods, and a cleaning assembly is movably installed in the opening cleaning box. A first threaded groove is formed in the top of the longitudinal long rod, a connecting assembly is movably installed on the outer surface of the longitudinal long rod, second threaded grooves are formed in the front side and the rear side of the open cleaning box, and adjusting assemblies are fixedly installed on the front side and the rear side of the longitudinal long rod; the technical problems that the water-saving effect is poor and dirt is inconvenient to clean are solved.

This invention discloses an automatic sensor faucet and its control method, relating to the field of intelligent control technology for water-saving equipment. The method includes the following steps: during the automatic sensor faucet control process, infrared reflection signals, ambient brightness, and the reflectivity of the decorative surface are collected. A reflection distribution map is generated based on the collected data. The concentrated area of ​​specular reflection is determined based on the reflection distribution map, and an initial sensing angle scheme is formed. This invention dynamically controls the infrared signal propagation path through the reflection distribution map, and effectively suppresses multipath echo interference by synchronously adjusting the emission angle and receiving window. It also weakens optical reflection through polarization angle control and anti-reflection coating, and adaptively configures sensitivity and trigger threshold, resulting in stable valve operation and reduced energy consumption, achieving precise sensing and energy-saving control in high-reflection environments.

The invention relates to the field of drip irrigation equipment, and discloses water-saving and drought-resistant water storage type drip irrigation equipment which comprises a water suction pump, the water drainage end of the water suction pump is connected with a main water drainage pipe, the end of the main water drainage pipe is connected with a straight main pipe, and a plurality of drip irrigation branch pipes are distributed on the straight main pipe; a water collecting pipe is arranged on the side of the drip irrigation branch pipe, an opening is formed in the water collecting pipe, a drip irrigation head is installed at the bottom of the water collecting pipe, a sleeve is arranged in the water collecting pipe, a water collecting opening and a water discharging opening are formed in the sleeve, and the water collecting opening and the water discharging opening can be opened and closed so as to collect water when the water collecting opening is opened and discharge water when the water discharging opening is opened; an opening and closing driving piece is installed in the supporting frame and can adjust and control the opening and closing states of the water collecting opening and the water discharging opening. According to the invention, when the water collecting port is opened by the sleeve, rainwater can be collected, and when the water discharging port is opened, the rainwater can be discharged, so that direct drip irrigation is facilitated, impurities are isolated in the sleeve by the filter screen, and the water-saving effect is improved on the premise of preventing the impurities from blocking the pipeline.