13020results about How to "Save water" patented technology

The invention relates to an electric pressure cooker with a rapid pressure relief function. The electric pressure cooker comprises a cooker cover and a cooker body, wherein the cooker cover comprises a plastic surface cover and a stainless steel cover; the cooker body comprises an upper gasket seat and a plastic shell; the electric pressure cooker also comprises a water pump and a water tank, wherein the water pump is arranged inside the cooker body, and the water tank is arranged on the lateral surface of the cooker body; the cooker cover is provided with a water spraying structure which is used for shunting water to the upper surface of the stainless steel cover; the upper gasket seat is provided with a water collecting structure which is used for receiving water flowing from the upper surface of the stainless steel cover; the bottom surface of the water collecting structure is provided with a water drainage hole; the upper end of the water tank is provided with an opening; the opening of the water tank is positioned below the water drainage hole; the water inlet of the water pump and the water outlet of the water tank are communicated; and the water outlet of the water pump and the water spraying structure are communicated. According to the electric pressure cooker disclosed by the invention, the water pump, the water tank, the water spraying structure and the water collecting structure are matched to realize circular temperature reduction of water; and the electric pressure cooker has the advantages of convenience for operation, water resource saving, good safety and high speed of temperature reduction and pressure relief.

A water sprayer includes a housing, a control valve, a valve seat, a nozzle unit, a valve shaft, and a control button. Thus, the first nozzle and the second nozzle of the nozzle unit provide two different water spraying modes so that the water is injected outwardly from the nozzle unit in two different spraying modes according to a user's requirements, thereby enhancing the versatility of the water sprayer. In addition, the water sprayer is switched between two different spraying modes by pressing of the control button, thereby facilitating the user operating the water sprayer.

A convenient, easy-to-use, water-saving, and labor-saving FROG irrigation controller and system are provided, which determine the appropriate water budget and schedule for the property's landscaping based on evapotranspiration data for the geographic area, regulation data (mandated and voluntary watering restrictions), and property-specific data (such as type of plant, zone number, emitter type, and plant environment), with consideration given to reduction in watering days, increase in soil watering depth, and day of year. Once set, the FROG provides incremental adjustments over the course of the year; the homeowner no longer needs to re-set the watering program seasonally to comply with local mandated and voluntary watering restrictions. Compliance is automatic and obligatory, meeting the water saving goals of the local water authority. Optionally presented is a web-based wizard used to determine a customized water budget/schedule that is input into the FROG controller through a data storage unit or wireless input.

The present invention relates to fume desulfurizing, denitrating and dedusting process in moving bed. During the reverse contact between fume and active coke, the fume first has its adsorbed SO2 eliminated in the desulfurizing layer and then has its NOx reacted with injected NH3 to produce N2, H2O and other harmful products. The active coke after finishing desulfurization and denitration is regenerated in a regenerator physically through heating to decompose and desorb sulfuric acid and sulfate and chemically through the reaction between the created SO3 and the inner surface of the active coke to produce surface functional group. Experiment shows that the technological scheme of the present invention has the advantages of simple process, high efficiency, low cost, low power consumption, low water consumption and other advantages.

The invention relates to the field of agricultural product processing, particularly a three-time separating seed extractor for seed melons. The seed extractor comprises a machine body, a whole seed melon transfer device, a roller separating device, a vibrating separation device, a washing device, a fishing device and a transferring and drying device, wherein the whole seed melon transfer device is positioned on the right side of the machine body for transferring the whole melon to the machine body; the roller separating device is mounted on the right side in the machine body for primarily separating the seed melon; the vibrating separating device is mounted on the left side of the roller separating device for secondarily separating the seed melon; the washing device is mounted at the front end of the machine body for separating the seed melon for the third time; the fishing device is positioned on the right side of the washing device for fishing out separated seeds; and the transferring and drying device is positioned below the front end of the fishing device for drying and transferring the seeds. The seed extractor provided by the invention can be used for separating seeds from melon pulp and melon peel for seed melons, soaking the seeds by melon juice and drying the seeds.

A vertical planting apparatus includes a water storage tank, an n-shaped vertical frame extended upwardly from a side of the water storage tank, a water pump motor installed at the water storage tank for pumping irrigation water stored in the water storage tank out from the top of the n-shaped vertical frame through a water delivery pipe, a water permeating layer hanged within a range surrounded by the n-shaped vertical frame, and a plurality of bags formed on the water permeating layer and provided for growing plants, and the irrigation water outputted from the water delivery pipe enters into the permeating layer through the top of the n-shaped vertical frame and permeates sequentially from top to bottom into each of the bags.

The invention provides a processing method for zero draining or low draining of electroplating wastewater. The method adopts an integrative technique, such as barrier concentration, barrier separation, ion exchange, and ultraviolet light catalytic oxidation, etc. The following steps are adopted: the pretreatment of the electroplating wastewater; the treatment for the three types of wastewater including pickling wastewater, wastewater containing cyanide and passivating and electroplating rinsing composite wastewater; and the treatment for the wastewater in an acid-soluble pool. Compared with the wastewater in an integrative electroplating plant with universal generic multi-plating species, only the prior water separation method with no need to control the troubled water strictly can realize : first, zero draining of the electroplating wastewater is performed; second, when operating in the low energy consumption way, 65 to 85 percent of water recovery is realized, the left wastewater which can not be recovered is discharged when reaching the primary discharge standard of National Standard; third, the processing cost is reduced; fourth, the metallic ion in the wastewater can be effectively recovered and utilized, at the same time, the benefit disinvestment cost is produced; fifth, the amount for causing solid waste is reduced; sixth, the invention is advantageous to realize the automatic control and the operation.

The invention relates to a base pit dewatering and water saving device and a construction method thereof. The middle part of the base pit of a baseboard structure is provided with a well pit; the well pit is internally and vertically provided with a no-sand tube; pebbly sand is filled between the bottom and periphery of the no-sand tube; the top of the no-sand tube is higher than the top surface of the well pit; a water pump is arranged in the no-sand tube; blinding layer concrete is poured at the top surface of the well pit which is at the periphery of the no-sand tube and the side wall of the base pit of the baseboard structure; and the top elevation of the no-sand tube is flush with the elevation of a blinding layer; a dewatering conduit is pre-buried in a base pit baseboard right above the no-sand tube, a waterproof layer is paved on the blinding layer concrete, a layer of waterproof and protective concrete is poured on the waterproof layer, and the base pit baseboards are poured above the waterproof and protective concrete and at the periphery of the dewatering conduit. The method of the invention has lower investment, saved cost and less amount of dewatering amount, thereby reducing the loss of underground water and protecting water resource; and the method can be adopted for a project in which the well point dewatering method is not ideal for dewatering or a project in which the underground water is near the base pit elevation.

The present invention discloses a low elevation greenbelt rainwater regulation scheduling pool and a distributed rainwater regulation scheduling pool system. The distributed rainwater regulation scheduling pool system comprises a low elevation greenbelt (1), a rainwater overflow well (2) and a rainwater regulation scheduling pool (7), and water storage, drainage and supply which are integrated with a rainwater pipe network or a sewage pipe network are achieved. Compared with the prior art, rainfall runoff and flood detention can be effectively adjusted, runoff pollution can be reduced, and purification, storage and utilization functions of rainwater are fulfilled; and the system is tightly combined with the rainwater and sewage pipe networks of a city, the problems of urban inland inundation caused by rainstorm, the runoff pollution caused by rain wash, and rainwater resource utilization are solved, water storage is scheduled according to drainage ability of drainage pipelines, an important means is provided for sponge urban construction, and the system has outstanding social, environmental and economic benefits.

The invention provides a disperse dye composition suitable for basic dyeing, mainly comprising the following raw materials in percentage by weight: 40-95 percent of one or a plurality of blue dyeing components A with a structural formula (I), 1-25 percent of one or a plurality of red dyeing components B with a structural formula (II) and 4-50 percent of one or a plurality of orange dyeing components C with a structural formula (III). The disperse dye composition has a wide dependency range of pH values, and can dye in a pH value ranging from 4.0 to 10; dyed and woven fabrics with predominant color-fastness performance, such as full hues, washing fastness, and the like, can be obtained.

The invention discloses a controlled-salinity cultivation method for plating crop on moderate and medium and severe saline-alkali soil, comprising: before sowing, irrigating saline-alkali soil for pressing salt and making soil moisture with fresh water; applying base fertilizer based on the principal of organic fertilizer into the saline-alkali soil; meanwhile, applying compound fertilizer suitable for the saline-alkali soil as the assistant material; then, ploughing soil, and raking with a leveller to preserve soil moisture; furrowing and making a ridge; covering films and sowing on the high position of the ridge; carrying out close planting; and spraying growth regulator. The cultivation method has the advantages of strong adaptability and high crop output, can be used for improving the utilization ratio of the fertilizer, quickeing the soil fertility cultivation process and bringomg high agricultural use benefits.

The invention discloses a self-navigation full-automatic cleaning device for a photovoltaic cell panel. The device has the full-automatic functions of automatically navigating travelling, automatically regulating a cleaning state, automatically selecting a cleaning mode and automatically charging an accumulator. The load-bearing trolley of the device realizes the automatic travelling function of a fixed route by utilizing a self-navigation sensing system and detecting characteristic markers previously placed on site; the lifting platform, telescopic link, brush roller bracket and fixed bearing of the device can completely substitute for the design of a mechanical arm to realize the automatic real-time control of the angle height of the brush roller bracket and realize the function of automatically regulating the cleaning state according to pressure sensing data; a photoelectric sensing system can feed back the dust dirty degree of the surface of the photovoltaic cell panel in real time so as to regulate the travelling speed of the load-bearing trolley and the rotation speed of a brush roller and determine whether a water spray cleaning mode is adopted or not. The self-navigation full-automatic cleaning device disclosed by the invention is simple in structure, can not only save the cost, but also increase the cleaning efficiency, and is very suitable for large-area popularization and usage.

The invention discloses a method for dyeing and finishing pure-cotton high-count high-density fabric, which includes steps of singeing, cold dome, desizing and boiling-off, bleaching, mercerization, dyeing, moisture absorption and breath, no-iron sorting, tentering, pre-shrinking and packaging. The fabric dyed and finished by the present invention has advantages of high rebound, moisture absorption and breath, crease-resistance and soft feel.

The invention discloses a wet static dedusting device which comprises a tower body, an electrode support and an insulated pillar, wherein the electrode support is installed in the tower body. The wet static dedusting device is characterized in that a plurality of suspended electrode rods are fixedly arranged on the electrode support; a hollow condenser tube is sleeved outside the electrode rods; a clapboard is sealed and fixedly arranged in the tower body; the condenser tube is fixedly arranged on the clapboard, with the lower end running out of the clapboard; a water inlet is arranged on the tower body; one end of the insulated pillar is fixedly connected with the electrode support, and the other end of the insulated pillar is fixedly connected with the tower body; a waste gas inlet and a dirt drain port are arranged at the lower end of the tower body; and a gas exhaust port is arranged at the upper end of the tower body. The wet static dedusting device has the advantages that a uniform water film renewed constantly is formed on the inner wall of the condenser tube and serves as a dust collecting electrode when the electrode rods discharge so that a uniform electrostatic field can be formed in the condenser tube; charges of the high voltage electrostatic electrons generated by the electrode rods adhere to the harmful particles in the exhaust gas, and under the action of the high voltage electric field, the harmful particles directionaly migrate to the wall of the condenser tube and then flow down with the water film to be drained; the ozone or plasma free radicals generated when the electrode rods discharge can oxidize and remove the fetid substances in the exhaust gas, so the exhaust gas can get deep purification treatment; and the wet static dedusting device has good dedusting and purifying effects and the whole equipment can operate safely for a long period.

The invention is applicable to the field of dyeing technologies, and provides a vat dye dyeing method using a supercritical CO2 fluid. The vat dye before a reduction reaction is dissolved by a supercritical CO2 fluid; polyester fiber, cellulosic fiber, protein fiber and fabric thereof are dyed; meanwhile, a cosolvent is added to improve the solubility of the vat dye in the supercritical CO2 fluid, the dyeing depth and the like; moreover, a natural fiber swelling agent is added for the vat dye to enter the fiber for dyeing, thereby greatly saving the water resources and realizing a perfect dyeing effect.

The invention discloses a flocculation washing machine. The flocculation washing machine comprises an outer barrel, a flocculation unit and a filtering unit which are circularly communicated in a sequence through pipelines. The washing machine further comprises an air pump which is respectively communicated with the flocculation unit and the filtering unit. According to the flocculation washing machine, air generated by the air pump is conveyed into a flocculation container through the same air pump so as to generate a mass of bubbles in the water into the flocculation container, thus the water fully flow to enable fully mixing of a flocculant and washed water to achieve flocculation reaction; in addition, the air exhausted by the air pump can be conveyed into a filtering container during washing a filtering unit to generate bubbles to drive water in the filtering container to fully flow as well as generating an instantaneous impact force to act on the surface of a filtering screen, so as to separate dirt attached on the surface of the filtering screen, and as a result, the filtering effect of the filtering screen can be improved. The flocculation washing machine is high in automation degree and simple in structure and saves the production cost.

The invention discloses a water-saving salt marsh physic-chemical-ecological integrated modification and vegetation construction technique. The invention firstly digs a dripping slot at the ground needed reconstructed, and lays the material which is anti-corrosion and permeable in said dripping slot and lays a certain depth of stones above this; covers the stones with the material which is anti-corrosion and permeable to construct the dripping blind slot; backfills the soil excavated from said dripping slot; fills the acid organic manure above said backfilled soil surface; processes deep tillage on the manure soil to laid acid organic manure; and constructs the salt-extract permeable channel. The invention also has an automatically precipitation system. The invention has the advantages that: it avoids dig slot, remove soil, lays dripping layer, lays blind pipe, changes planting soil, which can confirm the normal growth of nursery-grown plant and avoid the destroy on the infield.

An embodiment of the invention discloses a dish-washing machine control method and device, a dish-washing machine and a computer readable storage medium, relates to the field of intelligent householdelectrical appliances and can solve the problems of low washing rate and working efficiency of existing dish-washing machines. The dish-washing machine control method comprises steps as follows: acquiring image information of tableware in the dish-washing machine; acquiring current tableware state information from the image information of the tableware; adjusting dish-washing operation according to the current tableware state information. The washing rate and washing efficiency of the dish-washing machine can be improved, the cleaning time is saved, energy consumption and water consumption arereduced, and the dish-washing machine control method and device are applicable to various dish-washing machines.