11 results about "Applied water" patented technology

The utility model discloses a water flow intelligent regulation and control device for water conservancy facilities belongs to water conservancy engineering technical field, including the water dike, the fixed plate is fixedly connected with the water dike inner wall, and the fixed plate is fixedly connected with the main gate component between two, and one of fixed plate top is provided with the regulation and control mechanism, the vice gate is provided in the main gate component, the water dike top fixedly connected with the mounting bracket, the mounting bracket top is provided with the drive mechanism, the vice gate is driven and moves up and down through the drive mechanism, the inside of water dike is provided with the water level monitoring mechanism, the one side of mounting bracket is provided with the controller, the utility model discloses the cooperation of the main gate component and the vice gate that are set up can realize multiple water flow regulation and control mode, can according to different river water flow demand, accurate regulation flow and water level, and the staff is convenient to manage and operate, and the work efficiency is improved.

The invention relates to a symbiotic utilisation system, symbiosis between a trickling filter and agricultural, sports, or recreational green spaces, designed in three parts: a lower part (20) for drainage and treatment, formed by a waterproofed basin, preferably filled with gravel, with a lower drain (19) for the outflow of water and its subsequent recirculation; an intermediate part (21) consisting of gravel with a finer grain size than that in the lower section, which houses an underground water application system with automatic cleaning; and an upper part (22) formed by a layer of porous and permeable sand, isolated against capillary action of the applied water, which has a second freshwater supply network, and where the plant roots are forced to grow deeper towards the drainage zone to obtain wastewater and / or brackish water.

The invention relates to the technical field of multi-point layered synchronous sampling, and discloses a multi-scene-applied water multi-point layered synchronous sampling system and method, the system comprises a modular sampling unit, a power transmission unit and a sampling control unit, the modular sampling unit can perform river and lake physical model sampling and river and lake near-shore sampling; when the river and lake physical model is used for sampling, water samples are collected according to physical parameters in rivers and lakes on the basis of the parameters. During near-shore sampling of rivers and lakes, representative water samples can be effectively collected through accurate point distribution and multi-point sampling. The power transmission unit comprises a pump body and is responsible for driving the water sample to be conveyed to the collection and storage device from the sampling point. The automatic collecting unit adopts a crawler-type bottle replacing mechanism, and the system can automatically replace a water sample collecting bottle.

The utility model relates to a domestic water purification device which comprises a water inlet valve, a water storage tank, a pipe-in-pipe pipeline, an outer pipeline check valve, a low-pressure end purifier and / or a high-pressure end purifier, a circulating water pump and a water utilization facility. When the water utilization facility is stopped, domestic water enters the outer flow channel of the outer pipeline of the pipe-in-pipe pipeline through the low-pressure end purifier and the circulating water pump, flows into the inner flow channel of the pipe-in-pipe pipeline at the water utilization facility and returns to the water storage tank, and the outer pipeline check valve of the pipe-in-pipe pipeline is closed; when the water utilization facility is put into operation, the outer pipeline check valve of the pipe-in-pipe pipeline is opened, the circulating water pump stops operating, and water in the water storage tank is supplied to the water utilization facility through the outer flow channel and the inner flow channel of the pipe-in-pipe pipeline. Impurities, harmful ions and bacteria in domestic water are removed by adopting the purifier, and the water supply quality of the domestic water is effectively improved.

The utility model relates to a domestic water purification system which comprises a water inlet valve, a water storage tank, a pipe-in-pipe pipeline, an inner pipeline check valve, a low-pressure end purifier and / or a high-pressure end purifier, a circulating water pump and a water utilization facility. When the water utilization facility is stopped, domestic water enters the inner flow channel of the inner pipeline of the pipe-in-pipe pipeline through the low-pressure end purifier and the circulating water pump, turns over at the water utilization facility to enter the outer flow channel of the pipe-in-pipe pipeline and returns to the water storage tank, and the inner pipeline check valve of the pipe-in-pipe pipeline is closed; when the water utilization facility is put into operation, the inner pipeline check valve of the pipe-in-pipe pipeline is opened, the circulating water pump stops operating, and water in the water storage tank is supplied to the water utilization facility through the outer flow channel and the inner flow channel of the pipe-in-pipe pipeline. Impurities, harmful ions and bacteria in domestic water are removed by adopting the purifier, and the water supply quality of the domestic water is effectively improved.

The invention discloses a fertilization method of a cold-resistant water-soluble fertilizer. The method comprises the following steps: applying a bio-organic fertilizer and a 15-15-15 ternary compound fertilizer as base fertilizers in a planting period; in the initial rosette stage, a water-soluble fertilizer A is applied through drip irrigation, and the water-soluble fertilizer A is composed of a liquid nitrogen fertilizer and cold-resistant functional carbohydrates; a water-soluble fertilizer B is applied through drip irrigation in the later stage of the rosette stage, and the water-soluble fertilizer B is composed of 18-8-30 + TE high-potassium water-soluble fertilizer and cold-resistant functional carbohydrates; and applying a 18-8-30 + TE high-potassium water-soluble fertilizer through drip irrigation at the initial stage of the heading stage. According to the method, through water and fertilizer integrated precise fertilization, cold-resistant carbohydrates are applied in batches in the key stage of the rosette stage, and preferably liquid nitrogen fertilizer and high-potassium formula fertilizer are matched, so that the remarkable effects that the nitrogen is reduced by 20-35%, the yield is increased by 35-45%, and the income is increased by 1000-1200 yuan per mu are achieved; and an efficient, economic and sustainable technical scheme is provided for the large-scale production of the heading lettuce in areas with frequent low-temperature cold damage.

Method for reducing water consumption in a sanitary installation (10), in particular a shower, comprising the following steps: providing a controllable flow restrictor (22; 22a, 22b) in a first water flow path (14; 14a, 14b); providing a control unit (24) that controls the controllable flow restrictor (22; 22a, 22b); The control unit (24) collects information about the current water consumption of the sanitary installation (10), the control unit (24) summing the current water consumption to a total water consumption and comparing the total water consumption with a definable consumption limit, and when the definable consumption limit is reached by the total water consumption, the control unit (24) gives haptic feedback to a user of the sanitary installation (10) by controlling the controllable flow restrictor (22; 22a, 22b) such that a water flow through the water flow path (14;14a, 14b) is pulsed with one or more pulses with a pulse duration between 10 ms and 5 seconds.;

The present invention relates to a method for cultivating monk's head wheat in desert oasis sandy wasteland. The method comprises the following steps: (1) applying decomposed farmyard manure to the desert oasis sandy wasteland, then plowing, leveling the land, laying drip irrigation belts, and then covering with film; (2) selecting monk's head wheat seeds with good quality, full grains, and no damage, and drying them in the sun for 1 to 2 days; (3) using sub-film drip irrigation technology to sow the seeds obtained in step (2) in a hole sowing method in early March in spring, and irrigating with 600 t.ha of water after sowing. ‑1 4. Irrigate seven times from seedling emergence to the end of the growing season, controlling the total irrigation volume. Meanwhile, perform deficit irrigation during each growing season. 5. Perform conventional field management, applying water-soluble fertilizer and foliar silicon fertilizer in conjunction with irrigation during the seedling and grain filling stages, controlling the total amount of water-soluble fertilizer. 6. Sow buckwheat and peas immediately in early July after the harvest of the monk's head wheat, rotating the crops within the year. This invention can achieve a large-scale, double-cropping-per-year cultivation model in marginal soils such as arid desert oases and sandy wastelands.

The utility model discloses an intercropping directional fertilization device which comprises a box body, moving wheels are fixedly arranged on the outer side of the box body, a first motor is fixedly arranged on one side of the box body, a second motor is fixedly arranged on one side of the box body, and a plurality of discharging pipes are fixedly arranged at the lower end of the box body in an embedded mode. A vibrator is fixedly embedded in one side of the discharging pipe, an auger is movably embedded in the box body, and a fertilization mechanism convenient for applying water and fertilizer is arranged on one side of the box body. When water and fertilizer are used, the water and fertilizer are poured into the storage tank, and when various water and fertilizer need to be mixed, the third motor is started to drive the stirring rod to rotate, so that the water and fertilizer are uniformly mixed, and the fertilization quality is conveniently improved; fertilization work is carried out in this way, so that the whole device is suitable for water fertilizers and solid fertilizers, and the applicability of the device is improved.

The utility model relates to a domestic water purification system which comprises a water inlet valve, a pipe-in-pipe pipeline, a first purifier and / or a second purifier and a plurality of water utilization facilities, when the water-using facility is put into operation, domestic water enters the water inlet pipeline through the water inlet valve, then enters the inner flow channel of the pipe-in-pipe pipeline, then is subjected to pressure relief and flows into the water-using facility in use, and the domestic water entering the water inlet pipeline through the water inlet valve enters the outer flow channel of the pipe-in-pipe pipeline through the water inlet bypass pipeline and the first purifier, is subjected to pressure relief and flows into the water-using facility in use; domestic water flows from the high-pressure flow channel to the low-pressure flow channel due to the pressure difference between the outer flow channel and the inner flow channel of the pipe-in-pipe pipeline of a water utilization facility which is not put into use, so that running water flowing circulation of the whole pipe-in-pipe pipeline is formed. According to the utility model, the purifier is adopted to remove impurities, harmful ions and bacteria in domestic water, so that the water supply quality of domestic water can be effectively improved.

The utility model relates to a domestic water system, a tap water meter home-entry end or a home-entry pipeline of the domestic water system is provided with an automatic water replenishing valve and a buffer water tank, and when a domestic water facility is put into use, the buffer water tank supplies water to the water facility through an indoor water supply pipeline. When the water level of the automatic water replenishing valve in the buffer water tank is at a set low water level, the automatic water replenishing valve is opened to feed water, and when the water level of the buffer water tank reaches a set high water level, the automatic water replenishing valve is closed to stop water replenishing. An automatic water replenishing valve, a buffer water tank, a purifier and a hot water system zero cold water discharge technology are adopted, the influence of water pressure and water quantity fluctuation on the precision of a main water supply pipeline and a household tap water meter during household water using is effectively eliminated, the tap water meter is high in metering accuracy, and the system is high in universality and high in practicability. The system can be effectively used for newly building a domestic water system and transforming a traditional domestic water system, and has great social and economic significance.