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46results about How to "Automatic water level control" patented technology

Method for intelligently controlling water temperature of solar energy system with multiple parameters

The invention provides an intelligent control method for a solar energy system. A solar heat collector system comprises a heat collector, wherein the heat collector comprises a heat collecting pipe and a water tank; the heat collecting pipe comprises a heat absorbing end and a heat releasing end, and the heat releasing end is arranged in the water tank; a water level meter is arranged in the water tank, and an outlet pipe temperature sensor is arranged on an outlet pipeline of the water tank; an inlet pipe valve and an outlet pipe valve are respectively arranged on an inlet pipe and an outlet pipe of the water tank, and the water level meter, the temperature sensor, the inlet pipe valve and the outlet pipe valve are in data connection with a central controller; the central controller controls the size of the opening degree of the inlet pipe valve and the outlet pipe valve according to the temperature measured by the temperature sensor and the water level measured by the water level meter. The method automatically controls multiple parameters of the solar energy system, realizes intelligent control for the solar water temperature, and therefore improves the using intelligentization of the solar energy system.
Owner:SHANDONG UNIV OF TECH

Ultrasonic therapy equipment and medium water control method thereof

The invention provides ultrasonic therapy equipment which comprises an auxiliary water control system. The auxiliary water control system comprises a body surface position obtaining unit, a water level control unit and / or a water change control unit, wherein the body surface position obtaining unit is used for obtaining the body surface position of human body through which ultrasound passes according to the monitored image obtained by an ultrasonic image monitoring system; the water level control unit is used for controlling the water intake and water drainage according to the body surface position of human body obtained by the body surface position obtaining unit and the water level detected by a water level detection sensor so that the human body is immersed to a predetermined depth in the medium water; the water change control unit is used for judging whether the body surface skin through which ultrasound passes has overheating feature and / or detecting the number of air bubbles on the monitored image according to the body surface position of human body obtained by the body surface position obtaining unit; and if overheating feature exists and / or the number of air bubbles is greater than a threshold, the water change control unit controls to change water. According to the invention, automatic control on water level, water temperature and oxygen content of the medium water can be realized.
Owner:重庆微海软件开发有限公司

Bathtub with disposable protective film and used for burn patient

ActiveCN105232311AProper cleaningProper bathBathing devicesTectorial membranePatient Moving
The invention relates to a bathtub with a disposable protective film and used for a burn patient. The bathtub comprises a bathtub body and a patient moving trolley, wherein an immersion bath is arranged in the bathtub body, a temperature sensor, an ultrasonic generator, a heater, a water level sensor and a self-control water inlet are arranged in the immersion bath, a controller is arranged on the outer wall of the immersion bath, a water outlet of the immersion bath is connected with a filter bin, the temperature sensor, the ultrasonic generator, the heater, the water level sensor and the self-control water inlet are all connected with the controller, the top end of the patient moving trolley is connected with an immersion bedding through multiple ropes, the disposable protective film is laid in the immersion bath and on the immersion bedding and is of a double-layer structure, the periphery of the disposable protective film is fastened on the periphery of the immersion bath and on the periphery of the immersion bedding through fasteners, the disposable protective film is provided with an opening at the position of the water outlet to enable the disposable protective film to be arranged on the water outlet in a sleeving mode, and a sealing device is arranged on the water outlet. The bathtub facilitates immersion bath therapy of the burn patient and is safe, hygienic and capable of avoiding cross infection.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY

Waste heat utilization device for air compressor

The invention discloses a waste heat utilization device for an air compressor. The waste heat utilization device comprises the air compressor, a humidifier and a heating water tank. A waste hot air outlet of the air compressor, a hot air inlet of the humidifier and a hot air inlet of the heating water tank are respectively formed in the air compressor, the humidifier and the heating water tank; the waste hot air outlet of the air compressor is respectively communicated with the hot air inlet of the humidifier and the hot air inlet of the heating water tank. The waste heat utilization device has the advantages that waste heat of the air compressor is smartly combined with the humidifier and the heating water tank, so that abandoned heat energy can be effectively utilized, energy sources can be recycled, energy can be saved, environments can be protected, and the heat of the air compressor can be sufficiently dissipated.
Owner:JIANGSU TAIDA TEXTILE

Energy-saving and environment-friendly water tank type secondary water supply device

The invention discloses an energy-saving and environment-friendly water tank type secondary water supply device. The energy-saving and environment-friendly water tank type secondary water supply device comprises a water tank, wherein a purification chamber is formed in the upper part of an inner cavity of the water tank; a first limiting block is arranged at the bottom of an outer ring of a vertical rod; the top of the vertical rod is fixedly connected with a second limiting block; a floating block sleeves the middle part of the outer ring of the vertical rod; the right side of the floating block is fixedly connected with a supporting rod; one end of the right side of the supporting rod is fixedly connected with a closing block; the top of the closing block is fixedly connected with a clamping block; the vertical rod, the first limiting block, the second limiting block, the floating block, the supporting rod, the closing block and the clamping block are matched to use, so that a water level in the purification chamber can be automatically controlled; the left side of an inner cavity of a washing chamber is fixedly connected with an air compressor; the right side of an air conveying pipe is fixedly connected with a pulse generator; the top of the pulse generator is fixedly connected with a water spraying pipe; and scouring and sand spraying effects can be generated in the purification chamber in all directions, so that dirt attached on an inner wall is crushed and separated and then is discharged from a blow-off pipe.
Owner:重庆昕晟环保科技有限公司

Water supply system of water well

The invention discloses a water supply system of a water well. The water supply system comprises a water sucking pipe (1), a water pump (2), a water storage tank (3) and a central controller, wherein the water sucking pipe (1) is communicated with the input end of the water pump (2); the water storage tank (3) is communicated with the output end of the water pump (2) by virtue of a main water pipe (4); the main water pipe (4) is provided with a one-way valve (5); the bottom of the water storage tank (3) is provided with a water outlet pipe (6); the water outlet pipe (6) positioned at the lower part of the water storage tank (3) is sequentially provided with a filter (7) and a buffer container (8); the water pump (2) is electrically connected with the central controller. The water supply system has the advantages of low cost, safety in use, convenience and practicability.
Owner:姜林涛

Automatic water level control float valve

The invention discloses an automatic water level control float valve comprising a valve body. A water inlet and a water outlet are formed in the valve body. A piston seat is fixed at the far end, relative to the water inlet, of the valve body. One end of the piston seat extends into the valve body and is provided with a piston cavity. A piston is arranged in the piston cavity. A flow passage capable of communicating the water inlet with the piston cavity is formed in the valve body. A through hole corresponding to the flow passage is formed at the extending end of the piston seat. An axial through hole concentric with the piston cavity is arranged on the piston seat. A piston rod is arranged at the tail of the piston integrally and extends into the axial through hole. A moving piston which can be sealed with the end face of the piston rod is arranged at the other end of the axial through hole. A piston rod shaft hole with one end communicating with the axial through hole is formed in the piston rod. A support is fixed on the lower portion of the piston seat. A push rod is hinged on the support. A push plate opposite to the moving piston is fixed on the push rod. The automatic water level control float valve can control water level of a water tank automatically, is reliable and safe to use, and can resist pressure above 40MPa.
Owner:CHINA COAL TECH ENG GRP CHONGQING RES INST

Multifunctional fresh milk pasteuring method and fresh milk pasteuring machine

InactiveCN105558008AAdvanced long-distance 360-degree remote control functionThoroughly sterilizedMilk preparationMilk preservationWater bathsAutomatic control
The invention relates to a multifunctional fresh milk pasteuring method and a fresh milk pasteuring machine, aiming to solve a problem of inconvenience in use of the existing device. A water bath jacket barrel of which the periphery is provided with a thermal insulation layer and a shell is arranged at the periphery and lower side of a milk barrel; a heating tube configured in a water bath jacket is used for heating fresh milk under stirring, the fresh milk pasteuring machine is characterized in that the stirring is realized by hermetically fixedly arranging a drive shaft sleeve as high as the upper part of the milk barrel at the center of the bottom of the jacket barrel and the center of the bottom of the milk barrel, the periphery of the drive shaft sleeve in the milk barrel is peripherally slidably matched with a stirring tube with a multilayer stirring wheel or blade at the periphery by a base peripheral sliding matching seat, an output shaft of a drive motor arranged at the lower bottom surface of the jacket barrel is connected with a drive shaft penetrating out of the drive shaft sleeve by a shaft coupler, the upper part of the drive shaft is slidably matched with the upper end of the drive shaft sleeve by a bearing, and the upper end of the drive shaft is fixedly connected with the stirring tube by a standard fastener and drives the multilayer stirring wheel or blade on the shaft sleeve on stirring tube to rotate for stirring. The fresh milk pasteuring machine has the advantages of high thermal efficiency, drying burning resistance, good stirring effect, capabilities of automatically controlling water level, automatically charging and draining water, and automatically stirring and heating, and good cleaning efficiency and quality.
Owner:刁化平

Multifunctional intelligent control aboveground hydrant capable of preventing water theft

The invention discloses a multifunctional intelligent control aboveground hydrant capable of preventing water theft. The multifunctional intelligent control aboveground hydrant comprises a hydrant body, a valve body and a bent pipe, wherein the hydrant body is provided with a valve rod seat, an inner mounting seat, an outer protective cover and a water outlet pipe covering a blank cap at intervals, a valve rod is sequentially arranged on the valve rod seat, the inner mounting seat, the outer protective cover and the water outlet pipe in a penetrating mode, and a water level detection device isarranged inside the hydrant body; the inner mounting seat is provided with mounting concave parts covering sealing cover plates, a controller, an alarm device, a motor and a heat dissipation device are arranged in the mounting concave parts, and heat dissipation holes are formed in the sealing cover plates above the motor; the valve rod is connected with a valve clack, the motor is connected witha screw rod with a right-hand and left-hand thread section, and the right-hand and left-hand thread section is connected with a water baffle and a movable water stop plug provided with a second pressure sensor; and the valve body is connected with a drain pipe provided with a drain valve, the drain pipe is connected with a water collecting tank provided with a water collecting tank water level control device, the water collecting tank is connected with a circulating pipeline provided with a water pump and used for cooling the motor, and intelligent control over the hydrant is achieved throughthe controller. The multifunctional intelligent control aboveground hydrant capable of preventing water theft is good in water theft prevention effect and high in efficiency, and the problems of water resource waste and frequent maintenance can be avoided.
Owner:无锡市天威消防器材有限公司

Intelligent water supply system applied to water well

The invention discloses an intelligent water supply system applied to a water well. The intelligent water supply system applied to the water well comprises a water drawing pipe (1), a water pump (2), a first water storage tank (3), a second water storage tank (4) and a central control unit, wherein the first water storage tank (3) is connected with an output end of the water pump (2) through a main water pipe (5); a first water outlet pipe (8) is arranged at the bottom of the first water storage tank (3); a filter (9) and a buffer container (10) are orderly arranged on the first water outlet pipe (8) positioned at the lower part of the first water storage tank (3); the water drawing pipe (1) comprises an inner pipe (1.1) and an outer pipe (1.2); one end of the outer pipe (1.2) is sleeved with the inner pipe (1.1) in a sealing mode, a first water level sensor (1.3) and a blocking sensor (1.4) are arranged on the side wall of one end of the outer pipe (1.2), and a floating block (1.5) is arranged on the side wall of the other end; the intelligent water supply system applied to the water well has the advantages of being low in cost, safe in use and convenient to use.
Owner:福清市科技创新发展服务中心(福清市科技情报所)

A double-layer flash tank

The invention provides a double-layer flash tank. A tank body is arranged in an embedded type structure of an inner layer tank body and an outer layer tank body, a mixture of external steam condensate water and steam is directly led to the inner layer tank body, the condensate water upwells under the action of pressure, the steam and the water of the mixture are separated through dilatation, part of the condensate water is flashed to be steam, a cone-shaped hopper device is arranged on the top portion of the tank body so as to improve the effect of separation of the steam and the water, the steam and part of non-condensable gas are discharged through a pipeline on the top portion of the tank body; returned condensate water bounces back and forth between baffles on the inner wall so that further vaporization and separation of the steam and the water are achieved, the high and low liquid level portions in the tank body are led to a liquid level transmitter, signals output by the liquid level transmitter are adjusted by a liquid level controller, opening degree of a liquid adjusting valve is controlled by the output signals so that the purpose that the flash tank is controlled automatically is achieved. Compared with an existing flash tank, the double-layer flash tank is high in steam generation efficiency.
Owner:SHAANXI UNIV OF SCI & TECH

Water-saving control switch

The invention discloses a water-saving control switch. The switch is connected with an electromagnetic valve mounted on a water pipe through a wire and consists of two electrodes that are spaced and close with each other. The switch is switched on when the electrodes are immerged by a water flow, and is switched off when no water flow passes through the electrodes. The water-saving control switch provided by the invention can effectively realize water-saving operation and reduce waste of water resources, has simple structure and low manufacturing cost, and is convenient to use.
Owner:陈志忠

A water level automatic control float valve

The invention discloses an automatic water level control float valve comprising a valve body. A water inlet and a water outlet are formed in the valve body. A piston seat is fixed at the far end, relative to the water inlet, of the valve body. One end of the piston seat extends into the valve body and is provided with a piston cavity. A piston is arranged in the piston cavity. A flow passage capable of communicating the water inlet with the piston cavity is formed in the valve body. A through hole corresponding to the flow passage is formed at the extending end of the piston seat. An axial through hole concentric with the piston cavity is arranged on the piston seat. A piston rod is arranged at the tail of the piston integrally and extends into the axial through hole. A moving piston which can be sealed with the end face of the piston rod is arranged at the other end of the axial through hole. A piston rod shaft hole with one end communicating with the axial through hole is formed in the piston rod. A support is fixed on the lower portion of the piston seat. A push rod is hinged on the support. A push plate opposite to the moving piston is fixed on the push rod. The automatic water level control float valve can control water level of a water tank automatically, is reliable and safe to use, and can resist pressure above 40MPa.
Owner:CHINA COAL TECH & ENG GRP CHONGQING RES INST CO LTD

Intelligent Control Circuit of Building Wastewater Recycling System

An intelligent control circuit for a building waste water recycling system relates to a control circuit for waste water utilization, which is composed of a power supply circuit, a signal input circuit, a recovery / discharge switching circuit, a pressure regulation circuit, a water level control circuit and a multi-channel execution circuit. Among them, the power circuit is composed of rectifier transformer, rectifier diode a, rectifier diode b, filter capacitor a, voltage stabilization integrated block and filter capacitor b; recovery / discharge switching circuit is composed of NOT gate a, isolation diode a, isolation diode b and NOT gate b; the pressure regulating circuit is composed of NAND gate a, NAND gate c, NAND gate d, NAND gate b and triode a; the water level control circuit is composed of NAND gate e, NAND gate c and NAND gate d; multi-channel The execution circuit includes a recovery / discharge switching execution circuit, a pressure regulation execution circuit and a water level control execution circuit. The invention realizes automatic recovery of waste water, automatic control of water level and automatic adjustment of reclaimed water pressure for a building waste water recycling system, thereby achieving the purpose of saving water resources.
Owner:山东省未来人才科技有限公司

Smart water supply systems for wells

The invention discloses an intelligent water supply system applied to a water well. The intelligent water supply system applied to the water well comprises a water drawing pipe (1), a water pump (2), a first water storage tank (3), a second water storage tank (4) and a central control unit, wherein the first water storage tank (3) is connected with an output end of the water pump (2) through a main water pipe (5); a first water outlet pipe (8) is arranged at the bottom of the first water storage tank (3); a filter (9) and a buffer container (10) are orderly arranged on the first water outlet pipe (8) positioned at the lower part of the first water storage tank (3); the water drawing pipe (1) comprises an inner pipe (1.1) and an outer pipe (1.2); one end of the outer pipe (1.2) is sleeved with the inner pipe (1.1) in a sealing mode, a first water level sensor (1.3) and a blocking sensor (1.4) are arranged on the side wall of one end of the outer pipe (1.2), and a floating block (1.5) is arranged on the side wall of the other end; the intelligent water supply system applied to the water well has the advantages of being low in cost, safe in use and convenient to use.
Owner:福清市科技创新发展服务中心(福清市科技情报所)

Mining dust falling and suction device

ActiveCN113404528ATo achieve the purpose of preliminary dust reductionAutomatic water level controlUsing liquid separation agentDust removalEngineeringEnvironmental geology
The invention relates to the technical field of dust removal devices, in particular to a mining dust falling and suction device. According to the scheme, the mining dust falling and suction device comprises a box body, a second partition plate is arranged inside the box body, the second partition plate divides the interior of the box body into a first cavity and a second cavity, a dust suction device is arranged outside the box body, the dust suction device is connected with a third guide pipe, one end of the third guide pipe extends into the second cavity and is connected with an exhaust hood, a first partition plate is fixedly connected into the second cavity, an inclined plate is fixedly connected to the bottom of the first partition plate, the exhaust hood is located above the inclined plate, a spray head is fixed between the first partition plate and the exhaust hood, the spray head is connected with a second guide pipe, and one end of the second guide pipe extends into the first cavity and communicates with a water pumping device. According to the mining dust falling and suction device, dust falling can be carried out on air, so that the air is purified, and the problems of poor dust falling effect and low dust falling efficiency of a dust falling device in the prior art are solved.
Owner:ANHUI UNIV OF SCI & TECH

Intelligent control method of solar system

The invention provides an intelligent control method of a solar system. The solar system comprises a heat collection device, wherein the heat collection device comprises a heat collection tube and a water tank; the heat collection tube comprises a heat absorption end and a heat release end; the heat release end is arranged in the water tank; a temperature sensor and a water level gauge are arranged in the water tank; an inlet tube and an outlet tube of the water tank are respectively provided with an inlet tube valve and an outlet tube valve; the temperature sensor, water level gauge, inlet tube valve and outlet tube valve are connected with a central control unit through data; and if the temperature of water in the water tank measured by the temperature sensor is lower than the lower limit, the central control unit automatically controls the opening and closing of the inlet tube valve and outlet tube valve according to the water level measured by the monitoring water level gauge. The water level and temperature in the water tank are automatically controlled, thereby preventing the water level from being too high or too low on the premise of satisfying the requirements for water temperature, thereby enhancing the use intelligentization of the heat collection device.
Owner:SHANDONG UNIV OF TECH

AIO lift pump station

InactiveCN105544986AHigh degree of automationGood sealing and anti-corrosion performanceBuilding material handlingElectricityGlass fiber
An AIO lift pump station comprises a cylinder body with the bottom casted on a steel concrete body pedestal, a water inlet pipe arranged on one side of the cylinder body, a ventilation pipe arranged on the top of the cylinder body, and a control cabinet; a unkeep platform is arranged in the cylinder body, and formed by splicing a plurality of glass fiber reinforced grid plates; the water inlet pipe is arranged under the unkeep platform; the position close to the bottom of the cylinder body is provided with two parallel helicon-centrifugal pumps electrically connected with the control cabinet; the helicon-centrifugal pumps are connected with a water outlet pipe extending above the unkeep platform, and the water outlet pipe extends outside the cylinder body in a position closer to the cylinder top; the helicon-centrifugal pumps are provided with a guide rod coupler vertically connected with the unkeep platform in an upward direction; the AIO lift pump station is high in automation level, and pump station production application integrated prefabrication structure is realized; the AIO lift pump station is good in sealing and anti-corrosion functions, can effectively prevent noise pollution, can prolong life, and water level can be automatically controlled, thus adapting to various environments.
Owner:JIANGSU MINGXUAN ENVIRONMENT TECH

Ultrasonic therapy equipment and medium water control method thereof

The invention provides ultrasonic therapy equipment which comprises an auxiliary water control system. The auxiliary water control system comprises a body surface position obtaining unit, a water level control unit and / or a water change control unit, wherein the body surface position obtaining unit is used for obtaining the body surface position of human body through which ultrasound passes according to the monitored image obtained by an ultrasonic image monitoring system; the water level control unit is used for controlling the water intake and water drainage according to the body surface position of human body obtained by the body surface position obtaining unit and the water level detected by a water level detection sensor so that the human body is immersed to a predetermined depth in the medium water; the water change control unit is used for judging whether the body surface skin through which ultrasound passes has overheating feature and / or detecting the number of air bubbles on the monitored image according to the body surface position of human body obtained by the body surface position obtaining unit; and if overheating feature exists and / or the number of air bubbles is greater than a threshold, the water change control unit controls to change water. According to the invention, automatic control on water level, water temperature and oxygen content of the medium water can be realized.
Owner:重庆微海软件开发有限公司

Intelligent control solar thermal collector system capable of keeping output temperature of water tank constant

The invention provides a solar thermal collector system which comprises a heat collector, wherein the heat collector comprises a heat collecting pipe and a water tank, the heat collecting pipe comprises a heat absorbing end and a heat releasing end, and the heat release end is arranged in the water tank; an outlet pipe temperature sensor is arranged on the output pipeline of the water tank, an inlet pipe valve and an outlet pipe valve are respectively arranged on the inlet pipe and the outlet pipe of the water tank, and the temperature sensor, the inlet pipe valve and the outlet pipe valve are in data connection with a central controller; and the central controller is used for controlling the opening of the inlet pipe valve and the outlet pipe valve according to temperature measured by the temperature sensor. According to the invention, by detecting the temperature of water of the water outlet pipe of the water tank and controlling the opening of the valves, water output in the water tank can reach a constant temperature.
Owner:SHANDONG UNIV OF TECH

An anti-theft water multifunctional intelligent control above-ground fire hydrant

The invention discloses an anti-theft water multi-functional intelligent control ground fire hydrant, which comprises a bolt body, a valve body and an elbow. The cover, and the outlet pipe covering the stuffy cover are equipped with a water level detection device inside, and the inner mounting seat is provided with an installation recess covering the closed cover. The installation recess is equipped with a controller, an alarm device, a motor and a cooling device, and the motor is closed. The cover plate is provided with heat dissipation holes; the valve stem is connected to the disc, the motor is connected to the screw rod with positive and negative thread sections, and the positive and negative thread sections are connected to the water retaining plate and the movable water stopper for installing the second pressure sensor; the valve body is connected to the drain valve. The drain pipe is connected to the water collecting tank installed with the water level control device of the water collecting tank, and the water collecting tank is connected to the circulating pipeline installed with the water pump to cool down the motor. The intelligent control of the fire hydrant is realized by the controller. The invention has good anti-theft water effect and high efficiency, and can avoid the waste of water resources and the problems of frequent maintenance.
Owner:无锡市天威消防器材有限公司

Electric steamer and control method thereof

The invention provides an electric steamer comprising a master control unit, a steamer body and a steamer cover; the steamer body is provided with an evaporator tank and a steaming rack; the electricsteamer also comprises a water tank installed at the outer side of the steamer body, a first UV unit which can eject light to the water tank and a water level sensor installed inside the evaporator tank; a valve device is installed on the water inlet channel between the water tank and the evaporator tank; a heating unit, the first UV unit, the water level sensor and the valve device are in communication connection with the master control unit. The invention also provides a method of controlling the electric steamer. The master control unit controls the water level sensor to monitor the real-time water level in the evaporator tank. The water inlet channel is opened when the real-time water level is lower than the lower limit of the preset cooking water level, and the water inlet channel isclosed when the real-time water level reaches the upper limit of the preset cooking water level. An independent water tank is added to the outside of the pot to automatically control the water level in the evaporator tank to avoid dry burning, and to avoid water flowing over the steaming rack when steaming food, thereby improving energy efficiency. The first UV unit illuminates the inner space ofthe water tank to realize sterilization and inhibition of the water tank.
Owner:圆融医疗设备(深圳)有限公司

Grape watering equipment

The invention discloses grape watering equipment which comprises a water chamber, wherein a rack is arranged below the water chamber, the water chamber is detachably connected with the rack, a partition is arranged in the middle of the water chamber and separates the water chamber into an ice cube box and a water box, the grape watering equipment further comprises a first communication pipe and a second communication pipe, the ice cube box is connected with an icy water tank through the first communication pipe, a first valve is arranged on the first communication pipe, the water box is connected with a transparent normal temperature water tank through the second communication pipe, a second valve is arranged on the second communication pipe, a first high-pressure water pump is arranged above the ice cube box, a second high-pressure water pump is arranged above the water box, the second high-pressure water pump is connected with a second pipeline, the first pipeline and the second pipeline are converged into a third pipeline which is communicated with a nozzle chamber, and a first air pipe and a second air pipe are connected above the nozzle chamber. By adopting the scheme, the range of water mist sprayed to grapes is larger, and water level can be automatically controlled.
Owner:湖南丰益农业发展有限责任公司

Taxodium zhongshansha cutting cultivation greenhouse

The invention discloses a taxodium zhongshansha cutting cultivation greenhouse. The greenhouse comprises a greenhouse body, a greenhouse roof, an irrigation pool, a water storage pool, an expansion eave, a water gathering bin, a water gathering slope, a water pipe, a sun-shading layer, a three-way pipe, a three-way water valve, a fixing table, a planting box, a water filtering plate, a nutrient pipe, a water drainage pipe, a water inlet pipe, a water injection pipe, a water pipe plug, a buoyancy block, and a water injection hole. The greenhouse roof is arranged at the top of the greenhouse body; the irrigation pool is arranged on the ground in the greenhouse body; the fixing table is arranged in the irrigation pool; the planting box is placed on the fixing table; the three-way pipe is arranged at the bottom end below the water pipe; the water inlet pipe is mounted at the bottom end of the three-way pipe; the outer side end of the three-way pipe is connected with the interior of the water storage pool; the three-way water valve is arranged on the three-way pipe; and the three-way water valve switches the water pipe to be communicated with the water storage pool through the three-waywater valve, or the water storage pool is communicated with the water inlet pipe. The taxodium zhongshansha cutting cultivation greenhouse has the characteristics that the rainwater collection amountis adjusted according to weather, the water level is automatically controlled, and excessive water absorption is avoided.
Owner:安徽省泰林生态农业科技发展有限公司

Combined water level control valve without power source

The invention relates to a combined water level control valve without a power source. When the combined water level control valve is used, at first, a primary valve is mounted on a water supply pipeline, a secondary valve is mounted in a field, a connecting hose is in butt joint with union nuts which are arranged on the primary valve and the secondary valve, the combined water level control valve without the power source is normally opened, and when a floating ball of the secondary valve drops, the planes of an ejecting rod and a guide pipe form a space naturally, so that the pressure of the upper cavity of a membrane of the secondary valve is released, and at the moment, the secondary valve is opened; then the pressure of the upper cavity of the primary valve is released through the connecting hose, and at the moment, the primary valve is opened; and when the water level of the field is reached, the floating ball floats under the action of water buoyancy, the round plane of the eccentric ejecting rod and the plane of the pressure releasing guide pipe are naturally matched and sealed, so that the pressure of the upper cavities of the sealed membranes cannot be released, under the double actions of pressure balancing holes of the membranes and a reset spring, water supply is stopped by virtue of the membranes of the secondary valve and the primary valve in sequence, and under non power source and unattended conditions, water supply and water supply stop are repeated so as to achieve the automatic supply and automatic supply stopping functions. Since the combined water level control valve is reasonable in structure, and convenient to mount, the combined water level control valve has a great market and popularization value.
Owner:何风平 +2
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