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13039results about How to "Save water" patented technology

Electric pressure cooker with rapid pressure relief function

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.
Owner:GUANGDONG LUBY ELECTRONICS

Irrigation Controller and System Integrating No-Watering Restrictions and an Empirically-Derived Evapotranspiration Local Characteristic Curve

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.
Owner:BRAGG BRUCE ALLEN +2

Vertical Planting Apparatus

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.
Owner:LIN PAUL

Washing machine with circulating water treatment function and control method thereof

A washing machine with a circulated water treatment function and a control method therefor. The washing machine comprises a water holding barrel (2), a washing structure arranged inside the water holding barrel (2) and a circulated water treatment device arranged under the water holding barrel (2), wherein the circulated water treatment device comprises a flocculation treatment unit and a filtering unit, the flocculation treatment unit comprises a flocculation container (10) connected to the water holding barrel (2) and a flocculation agent dosing device (11) for dosing a flocculation agent into the flocculation container (10), and water is discharged from the water holding barrel (2) to the flocculation container (10) for flocculation treatment; and the filtering unit comprises a filtering container (12) and a filter net (13) arranged inside the filtering container (12), the filtering container (12) is in communication with the flocculation container (10) and the water holding barrel (2), respectively, for filtering the water having been flocculation-treated in the flocculation container (10) and discharging same again into the water holding barrel (2) for reuse. The washing machine circularly treats water by flocculation and filtration till the end of washing, in which the water is discharged into the circulated water treatment device for purification in the flocculation treatment unit and the filtering unit and finally discharged outside. The washing machine has the advantages of saving water resources, reducing water pollution and protecting the environment.
Owner:QINGDAO HAIER WASHING MASCH CO LTD

Electroplating wastewater zero-discharge or low-discharge handling method

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.
Owner:SURFACE & INTERFACE CHEM ENG TECH RES CENT NANJING UNIV +1

Base pit dewatering and water saving device and construction method thereof

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.
Owner:CSCEC CITY CONSTR DEV +1

Online high-pressure water-jet blasting surface cleaning system

An online high-pressure water-jet blasting surface cleaning system comprises a high pressure water feed mechanism, an abrasive material feed mechanism and a spray nozzle. The high pressure water feed mechanism and the abrasive material feed mechanism are communicated with an input end of the spray nozzle, an abrasive material collecting pit is arranged below the spray nozzle, an output end of the abrasive material collecting pit is divided into two paths, one path is connected with an input end of an abrasive material sorting device by an abrasive material cyclical feeding device and a pipeline, and the other path is connected with an input end of a waste water treatment circulating mechanism by a pipeline, an output end of the waste water treatment circulating mechanism is connected with the high pressure water feed mechanism by a pipeline, an output end of the abrasive material sorting device is divided into two paths, one path is connected with the abrasive material feed mechanism, and the other path is connected with a slag collection barrel by a pipeline. The online high-pressure water-jet blasting surface cleaning system has the advantages of simple and compact structure, low energy consumption, good environmental protection, good operational reliability and stability, and recycled water and abrasive materials.
Owner:CHANGSHA RES INST OF MINING & METALLURGY

Washing machine and control method thereof

The invention discloses a washing machine and a control method thereof. The control method comprises the following steps of: weighing clothes to obtain the weight of the clothes, carrying out initial water filling until the height of water reaches an initial preset height, and acquiring initial water filling time, wherein a water intake quantity corresponding to the initial preset height represents an initial water intake quantity; calculating a water intake flow rate, carrying out primary water filling until the height of the water reaches a first preset height, and acquiring first water filling time, wherein a water intake quantity corresponding to the first preset height represents a first water intake quantity; after washing the clothes for preset time, carrying out secondary water filling until the height of the water reaches a second preset height, and acquiring second water filling time; according to the initial water filling time, the first water filling time, the second water filling time and the water intake flow rate, acquiring a second water intake quantity; and according to the first water intake quantity, the second water intake quantity and the weight of the clothes, calculating water absorption of the clothes, and determining the material of the clothes according to the water absorption of the clothes and a preset value so as to control the washing machine according to the material of the clothes. According to the invention, the material of the clothes can be identified so as to implement reasonable control on the washing machine and improve use experience of a user.
Owner:WUXI LITTLE SWAN ELECTRIC CO LTD

Electric pressure cooker with rapid pressure relief function

An electric pressure cooker with a quick pressure relief function comprises a cooker cover which comprises a plastic-surface cover (10) and a stainless steel cover (11) and a cooker body which comprises an upper gasket base (12) and a plastic outer housing (13); the electric pressure cooker further comprises a water pump (14) which is provided inside the cooker body and a water tank which is provided at a side surface of the cooker body; the cooker cover is provided with a water spray structure for split-flowing water onto an upper surface of the stainless steel cover (11); the upper gasket base (12) is provided with a water collect structure for receiving water flowing down from the upper surface of the stainless steel cover (11); the water collect structure is provided with a water discharge hole (15) at a bottom surface thereof; the water tank is provided with an opening at an upper end thereof; the opening of the water tank is located under the water discharge hole (15); a water inlet of the water pump (14) is communicated with a water outlet of the water tank, and a water outlet of the water pump (14) is communicated with the water spray structure. With cooperation among the water pump (14), the water tank, the water spray structure, and the water collect structure, the electric pressure cooker realizes to cool down with water circulation.
Owner:GUANGDONG LUBY ELECTRONICS

Self-navigation full-automatic cleaning device for photovoltaic cell panel

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.
Owner:邵俊松 +1

Cleaning device for solar photovoltaic panel

The invention discloses a cleaning device for a solar photovoltaic panel. The cleaning device for the solar photovoltaic panel comprises a solar photovoltaic panel, a spraying pipe, a scrubbing plate,a water storage tank, a second sliding groove, a threaded rod, a threaded sleeve and a water pump, the cleaning device for the solar photovoltaic panel is characterized in that the bottom of a supporting rod is fixed on the ground, a bottom plate is fixedly arranged at the top of the supporting rod, the water storage tank is fixedly arranged at the bottom of the bottom plate and is close to the left side position, the water pump is fixedly arranged at the top of the bottom plate, and a fixing plate is obliquely arranged at the top of the bottom plate through a fixing rod; and the left side ofthe fixing plate is fixedly provided with the second sliding groove, the right side of the fixing plate is fixedly provided with a first sliding groove, a rectangular sliding cavity is formed in eachof the first sliding groove and the second sliding groove, and strip-shaped grooves communicating with the sliding cavities are formed in the opposite surfaces of the first sliding groove and the second sliding groove. According to the cleaning device for the solar photovoltaic panel, the structure is simple, the use is convenient, a motor drives the scrubbing plate, and so that the solar photovoltaic panel can be cleaned; and meanwhile, water can be collected, so that the cleaning efficiency is high, and water resources are saved.
Owner:ZHONGHUI ELECTROMECHANICAL TECH

Spraying arm device and dish washing machine

The invention is applicable to the field of dish washing machines and discloses a spraying arm device and a dish washing machine. The spraying arm device comprises a spraying arm base assembly, a motor, a transmission structure and a spraying arm installed on the spraying arm base assembly, wherein a water cavity is formed in the spraying arm base assembly, a first connection pipe is arranged on the spraying arm in a protruding mode, penetrates through the spraying arm assembly and is communicated with the water cavity, the motor is installed on the spraying arm base assembly, and the transmission structure is connected between the first connection pipe and the motor in a transmission mode. Due to the fact that the motor and the transmission structure are matched to drive the spraying arm to rotate, the controllability of the rotational movement of the spraying arm is achieved, the spraying arm can stop at a certain position to perform reinforced washing by controlling starting and stop of the motor in the washing process, tableware which is high in fouling degree and difficult to clean can be subjected to independent prolonged washing, the washing efficiency and the washing effect of the tableware are improved, and electric energy and water resources can be saved easily; meanwhile, due to the fact that driving of the motor is stable, stability of rotation of the spraying arm is guaranteed.
Owner:WUHU MIDEA SMART KITCHEN APPLIANCE MFG CO LTD

Wet static dedusting device

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.
Owner:NINGBO UNIV

Water-saving type salina physics-chemistry-biology comprehensive improvement and vegetation construction technique

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.
Owner:TIANJIN HAILIN GARDENING ENVIRONMENTAL PROTECTIONTECH ENG
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