CN103262778A - Economical anti-blocking gravity type underground drip irrigation system - Google Patents
Economical anti-blocking gravity type underground drip irrigation system Download PDFInfo
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- CN103262778A CN103262778A CN2013101715416A CN201310171541A CN103262778A CN 103262778 A CN103262778 A CN 103262778A CN 2013101715416 A CN2013101715416 A CN 2013101715416A CN 201310171541 A CN201310171541 A CN 201310171541A CN 103262778 A CN103262778 A CN 103262778A
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Abstract
The invention belongs to the technical field of agricultural water-saving irrigation and particularly relates to an economical anti-blocking gravity type underground drip irrigation system. The economical anti-blocking gravity type underground drip irrigation system comprises direct-current micro pump water lifting, water transportation and distribution, interval water supply and a pressure control irrigation device. The interval water supply device starts the pressure control irrigation device to conduct irrigation in cycles, and in each round of an irrigation process, mechanical dredging is conducted on a water outlet of the pressure control irrigation device, and therefore blocking of the water outlet of the irrigation device is effectively prevented. By means of the economical anti-blocking gravity type underground drip irrigation system, water feeding can use small water flow, an economical scheme for achieving anti-blocking gravity type drip irrigation for peasants poor in economic condition and small in operation scale in scattered non-electricity small-scale greenhouses, and water lifting and irrigation cost is low.
Description
Technical field:
The invention belongs to the agricultural water-saving irrigation technical field, relate in particular to a kind of Eco-power anticlogging gravity type underground drip irrigation system.
Background technology:
Drip irrigation is a kind of of localized irrigation, is made up of five parts such as head pivot, main, arm, hollow billet, irrigators.1. head pivot is undertaken water intaking, pressurization and water treatment task, is made up of parts such as water pump, fertilizer pot, filter, manometer, flowmeters; 2. main plays the water delivery effect; 3. arm plays the water distribution effect, presses control area size and the water demand of crop, and irrigation water is assigned to the irrigated plot; 4. hollow billet connects with arm, and water is delivered near the crop root; 5. irrigator comprises: water dropper, delivery port etc., the type of having nothing in common with each other and shape are in order to wetting crop root soil equably.Drip irrigation pipe and irrigator are arranged under the face of land, are referred to as underground drip irrigation.The outstanding advantage of drip irrigation is that very water-saving, particularly underground drip irrigation almost do not have evaporation of soil moisture because of irrigation water, and not only the utilization ratio of irrigation water is higher, and does not influence mechanized farming, arranges and once can use for many years continuously.The automaticity height of drip irrigation can make soil moisture remain at optimum state.The major defect of drip irrigation is that irrigator stops up, and particularly is difficult to change the underground drip irrigation of irrigator, and it is the main cause that causes underground drip irrigation system to be scrapped that irrigator stops up, and only have 3～5 years general service life.Secondly, be the energy consumption height of drip irrigation system.Because the high energy consumption of conventional drip irrigation system has impelled the drip irrigation system of low energy consumption to arise at the historic moment.Low energy consumption drip irrigation system or be called low-pressure drip irrigation system, be present research focus also be from now on an important developing direction.The gravity type drip irrigation is a kind of low-pressure drip irrigation system that the pressure demand that constant relatively pressure of supply water satisfies drip irrigation system is provided by the high constant tank of frame.The gravity type drip irrigation is less demanding to the water source, and the water lift mode is not limit, and then can realize the liquid manure one as dissolved fertilizer is dissolved in the tank, especially is fit to drought resisting and disperses peasant household to use.
Yet the gravity type drip irrigation system operation of prior art is after 2 years, and the obstruction of irrigator generally will surpass 10%, and this is much larger than the drip irrigation system of routine.The gravity type drip irrigation system lacks the proprietary technology of the anti-obstruction of most critical, is a main difficult problem and the bottleneck that gravity type drip irrigation system large-scale promotion application faces.
Summary of the invention:
The object of the present invention is to provide a kind of Eco-power anticlogging gravity type underground drip irrigation system with the proprietary anti-choked technique of gravity type drip irrigation system.
The object of the present invention is achieved like this:
A kind of economical anti-clogging gravity type underground drip irrigation system, comprise: direct current micropump water lift, transmission ﹠ distribution water, four parts of intermittent water application and voltage-controlled irrigator, direct current micropump water lift part is by the direct current micropump, removable batteries and battery charger are formed, the transmission ﹠ distribution water section is by last water conduit tube, filter, main sewer, arm and hollow billet are formed, the water side of the direct current micropump of direct current micropump water lift part is connected with the tank upper hose with filter by last water conduit tube, some hollow billet is connected with the tank downcomer with main sewer by arm, the intermittent water application part is by tank, the tank upper hose, the tank delivery port, the tank downcomer, ball float, energy-storaging spring, spherical valve body, stable steering bar and stable steering hammer are formed, the top of the tank of being placed perpendicular to horizontal plane up by the high drum shape mouth of frame is equipped with the tank upper hose, the delivery port of tank upper hose down, the unsettled placement of sidewall near tank, the bottom centre of tank is provided with the tank delivery port of the circle of level, under be connected with tank downcomer perpendicular to horizontal plane, the tank delivery port is provided with the inclined-plane of similar funnel, the curvature on this inclined-plane and the curvature of spherical valve body are agreed with, energy-storaging spring is fixedly arranged under the ball float, the spherical valve body of being made by elastomeric material is fixedly arranged under the energy-storaging spring, the stable steering bar is fixedly arranged under the spherical valve body, the stable steering that fixedly has bottom of stable steering bar is hammered into shape, stable steering bar and stable steering hammer are down in the tank downcomer, the last discharge of tank upper hose will be far smaller than the water flow of tank downcomer, the diameter of spherical valve body is greater than the internal diameter of tank downcomer, voltage-controlled irrigator is by the irrigator base, the irrigator connection-peg, the irrigator delivery port, barrier film, the barrier film ripple, the mediation pin, back-moving spring, irrigator top cover and packing ring are formed, the irrigator connection-peg is positioned at a side of irrigator base, the irrigator connection-peg is provided with barb, be connected by the hollow billet of microtubule with the transmission ﹠ distribution water section, the central hollow taper that the irrigator delivery port is positioned at the irrigator base is the top of protuberance upwards, the irrigator delivery port be infundibulate and opening up, the center of barrier film is thick, the attenuation gradually to the edge, be provided with the barrier film ripple near outer rim, the center is provided with the mediation pin, the needle point of mediation pin is towards irrigator base one side, face the center of the funnel shaped irrigator delivery port of below, the top of mediation pin is cylindrical, diameter is slightly less than the base diameter of funnel shaped irrigator delivery port, the center of barrier film has an external diameter to be slightly less than the solid column-shaped projection of back-moving spring internal diameter with respect to the opposite side of mediation pin, back-moving spring is installed on the column-shaped projection, there is hollow cylindrical protuberance upwards in the centre of irrigator top cover, the internal diameter of cylindrical protuberance is slightly larger than the external diameter of back-moving spring, back-moving spring is cylindrical spring, being used for barrier film resets, the irrigator top cover is connected with the irrigator base by screw thread, the space that barrier film surrounds irrigator base and irrigator top cover is separated into two parts up and down, the bottom is divided into the irrigator water filling cavity, top is divided into the irrigator air chamber, the packing ring of therebetween annular is used for sealing, when the irrigator water filling cavity is in passive state, the bottom that funnel shaped irrigator delivery port is inserted at the top of mediation pin, the irrigator base, barrier film, the irrigator top cover, packing ring, the irrigator delivery port, the mediation pin, the geometric figure of the horizontal cross-section of irrigator water filling cavity and irrigator air chamber is all circular concentric.Except packing ring by elastomeric material and the mediation top of pin and back-moving spring with the stainless steel material, remainder can be all by PE or PE is material modified makes.
Running and the principle of economical anti-clogging gravity type underground drip irrigation system are shown in accompanying drawing 1,2,3,4.To be transported to the drip irrigation scene with the charged removable batteries of battery charger in the occasion that alternating current is arranged, power to the direct current micropump, the water outlet of direct current micropump is through the last water conduit tube of transmission ﹠ distribution water section, filter and tank upper hose 21-1 put into by the high tank 21 of frame, under the double action of hydraulic pressure and gravity, made the flexible spherical valve body 22-3 instantaneous trip that is close to tank delivery port 21-2 by the water outlet of the airtight tank downcomer 21-3 in high tank 21 belows of frame, and below flexible spherical valve body 22-3, form negative pressure, flexible spherical valve body 22-3 is adsorbed on the tank delivery port 21-2, as shown in Figure 1.After being blocked down aquaporin by flexible spherical valve body 22-3, water level in the tank 21, raise along with the continuing to discharge water of tank upper hose 21-1, ball float 22-1 rises with water level, stretching energy-storaging spring 22-2 accumulation of energy, be not enough to overcome the negative-pressure sucking of flexible spherical valve body 22-3 below when the pulling force of energy-storaging spring 22-2, flexible spherical valve body 22-3 can not be mentioned by energy-storaging spring 22-2, water level in the tank 21 continues to increase, ball float 22-1 continues to rise with water level, continue stretching energy-storaging spring 22-2 accumulation of energy, after energy-storaging spring 22-2 was stretched to a certain degree, the degree of flooding of ball float 22-1 began to increase, and the buoyancy of ball float 22-1 is further increased, continue the further accumulation of energy of stretching energy-storaging spring 22-2, as shown in Figure 2.The negative-pressure sucking that is enough to overcome flexible spherical valve body 22-3 below up to the pulling force of energy-storaging spring 22-2, flexible spherical valve body 22-3 will be mentioned by energy-storaging spring 22-2 moment, energy-storaging spring 22-2 resets rapidly, the stable steering bar 22-4 and the stable steering hammer 22-5 that are fixed under the flexible spherical valve body 22-3 are raised simultaneously, but the lower end of stable steering bar 22-4 and stable steering hammer 22-5 still are embedded in downwards in the tank downcomer 21-3, passed through the main sewer of tank downcomer 21-3 and transmission ﹠ distribution water section by the high tank 21 interior water of frame, arm, some hollow billets and be connected the irrigator water filling cavity 5 that numerous microtubules on every hollow billet enter numerous voltage-controlled irrigators respectively, because the last discharge of tank upper hose 21-1 will be far smaller than the water flow of tank downcomer 21-3, the tank 21 interior water levels high by frame begin to fall after rise, as shown in Figure 3.Meanwhile, hydraulic pressure in the irrigator water filling cavity 5, act on barrier film 2 compression reseting spring 2-3 and drive mediation pin 2-2 and move to top, the top of mediation pin 2-2 is extracted from the bottom of funnel shaped irrigator delivery port 1-2, irrigation water flows out from the bottom of funnel shaped irrigator delivery port 1-2, as shown in Figure 4.The central hollow taper of irrigator base 1 is the structure of protuberance upwards, and that has reduced voltage-controlled irrigator goes out stream to the impact of soil, the soil around the irrigator delivery port 1-2 is constituted support the possibility of having avoided soil to subside simultaneously.The tank 21 interior water levels high by frame continue to fall after rise, ball float 22-1, energy-storaging spring 22-2, spherical valve body 22-3, stable steering bar 22-4 and stable steering hammer 22-5 also continue to descend with water level, under the guiding of stable steering bar 22-4 in being deep into tank downcomer 21-3 and stable steering hammer 22-5, flexible spherical valve body 22-3 exactly ground lands on tank delivery port 21-2, under the double action of hydraulic pressure and gravity, made the flexible spherical valve body 22-3 instantaneous trip that is close to tank delivery port 21-2 by the water outlet of the airtight tank downcomer 21-3 in high tank 21 belows of frame, and below flexible spherical valve body 22-3, form negative pressure, flexible spherical valve body 22-3 is adsorbed on the tank delivery port 21-2, as shown in Figure 1, finished one and taken turns the intermittent water application process.Meanwhile, the irrigator water filling cavity 5 of voltage-controlled irrigator stops into water and decompression, compressed back-moving spring 2-3 resets, driving mediation pin 2-2 by barrier film 2 moves to the bottom, again will dredge the bottom that funnel shaped irrigator delivery port 1-2 is inserted at the top of pin 2-2, irrigator delivery port 1-2 is carried out machinery mediation and sealing irrigator delivery port 1-2 avoids negative pressure to inhale mud and root intrusion, finished one and taken turns the irrigation process.
As shown in Figure 2, after being blocked down aquaporin by flexible spherical valve body 22-3, water level in the tank 21, raise along with the continuing to discharge water of upper hose 21-1, ball float 22-1 rises with water level, stretching energy-storaging spring 22-2 accumulation of energy has started next round water supply process and irrigation process, moves in circles so again and again.
In the irrigation process that each is taken turns, all the irrigator delivery port 1-2 to voltage-controlled irrigator has carried out mechanical mediation, has therefore prevented the obstruction of irrigator delivery port 1-2 effectively.
The present invention has following good effect:
1, the proprietary anti-choked technique scheme of gravity type drip irrigation system of the present invention, multiple obstructions such as antibiont, physics, chemistry and negative pressure simultaneously, anticlogging effect is very excellent;
2, technical scheme of the present invention, last water can adopt very little flow, the peasant household poor for those economic conditions, that scale of operation is little provides a kind of very economic solution in the small-sized temperature canopy realization anti-clogging gravity type drip irrigation of disperseing and do not have electricity, and the cost of carrying, pouring water is very cheap;
3, intermittent water application device of the present invention than the confession of other intermittent water application devices such as siphon pipe, cut off the water conversion efficiently, makes the action of voltage-controlled irrigator machinery mediation irrigator delivery port that dynamics be arranged more, and then better mediation effect is arranged.
Description of drawings:
Accompanying drawing 1,2,3 is the schematic diagram that intermittent water application of the present invention partly is in the different operating state.
Embodiment:
A kind of economical anti-clogging gravity type underground drip irrigation system, as accompanying drawing 1,2,3, shown in 4, comprise: direct current micropump water lift, transmission ﹠ distribution water, four parts of intermittent water application and voltage-controlled irrigator, direct current micropump water lift part is by the direct current micropump, removable batteries and battery charger are formed, the transmission ﹠ distribution water section is by last water conduit tube, filter, main sewer, arm and hollow billet are formed, the water side of the direct current micropump of direct current micropump water lift part is connected with tank upper hose 21-1 with filter by last water conduit tube, some hollow billet is connected with tank downcomer 21-3 with main sewer by arm, the intermittent water application part is by tank 21, tank upper hose 21-1, tank delivery port 21-2, tank downcomer 21-3, ball float 22-1, energy-storaging spring 22-2, spherical valve body 22-3, stable steering bar 22-4 and stable steering hammer 22-5 form, the top of the tank of being placed perpendicular to horizontal plane up by the high drum shape mouth of frame 21 is equipped with tank upper hose 21-1, the delivery port of tank upper hose 21-1 down, the unsettled placement of sidewall near tank 21, the bottom centre of tank 21 is provided with the tank delivery port 21-2 of the circle of level, under be connected with tank downcomer 21-3 perpendicular to horizontal plane, tank delivery port 21-2 is provided with the inclined-plane of similar funnel, the curvature of the curvature on this inclined-plane and spherical valve body 22-3 is agreed with, energy-storaging spring 22-2 is fixedly arranged under the ball float 22-1, the spherical valve body 22-3 that is made by elastomeric material is fixedly arranged under the energy-storaging spring 22-2, stable steering bar 22-4 is fixedly arranged under the spherical valve body 22-3, the stable steering that fixedly has bottom of stable steering bar 22-4 is hammered 22-5 into shape, stable steering bar 22-4 and stable steering hammer 22-5 are down in the tank downcomer 21-3, the last discharge of tank upper hose 21-1 will be far smaller than the water flow of tank downcomer 21-3, the diameter of spherical valve body 22-3 is greater than the internal diameter of tank downcomer 21-3, voltage-controlled irrigator is by irrigator base 1, irrigator connection-peg 1-1, irrigator delivery port 1-2, barrier film 2, barrier film ripple 2-1, mediation pin 2-2, back-moving spring 2-3, irrigator top cover 3 and packing ring 4 are formed, irrigator connection-peg 1-1 is positioned at a side of irrigator base 1, irrigator connection-peg 1-1 is provided with barb, be connected by the hollow billet of microtubule with the transmission ﹠ distribution water section, the central hollow taper that irrigator delivery port 1-2 is positioned at irrigator base 1 is the top of protuberance upwards, irrigator delivery port 1-2 be infundibulate and opening up, the center of barrier film 2 is thick, the attenuation gradually to the edge, be provided with barrier film ripple 2-1 near outer rim, the center is provided with mediation pin 2-2, the needle point of mediation pin 2-2 is towards irrigator base 1 one sides, face the center of the funnel shaped irrigator delivery port 1-2 of below, the top of mediation pin 2-2 is cylindrical, diameter is slightly less than the base diameter of funnel shaped irrigator delivery port 1-2, the center of barrier film 2 has an external diameter to be slightly less than the solid column-shaped projection of back-moving spring 2-3 internal diameter with respect to the opposite side of mediation pin 2-2, back-moving spring 2-3 is installed on the column-shaped projection, there is hollow cylindrical protuberance upwards in the centre of irrigator top cover 3, the internal diameter of cylindrical protuberance is slightly larger than the external diameter of back-moving spring 2-3, back-moving spring 2-3 is cylindrical spring, being used for barrier film 2 resets, irrigator top cover 3 is connected with irrigator base 1 by screw thread, the space that barrier film 2 surrounds irrigator base 1 and irrigator top cover 3 is separated into two parts up and down, the bottom is divided into irrigator water filling cavity 5, top is divided into irrigator air chamber 6, the packing ring 4 of therebetween annular is used for sealing, when irrigator water filling cavity 5 is in passive state, the bottom that funnel shaped irrigator delivery port 1-2 is inserted at the top of mediation pin 2-2, irrigator base 1, barrier film 2, irrigator top cover 3, packing ring 4, irrigator delivery port 1-2, mediation pin 2-2, the geometric figure of the horizontal cross-section of irrigator water filling cavity 5 and irrigator air chamber 6 is all circular concentric.Except packing ring 4 by the top of elastomeric material and mediation pin 2-2 and back-moving spring 2-3 with the stainless steel material, remainder can be all by PE or PE is material modified makes.
Running and the principle of economical anti-clogging gravity type underground drip irrigation system are shown in accompanying drawing 1,2,3,4.To be transported to the drip irrigation scene with the charged removable batteries of battery charger in the occasion that alternating current is arranged, power to the direct current micropump, the water outlet of direct current micropump is through the last water conduit tube of transmission ﹠ distribution water section, filter and tank upper hose 21-1 put into by the high tank 21 of frame, under the double action of hydraulic pressure and gravity, made the flexible spherical valve body 22-3 instantaneous trip that is close to tank delivery port 21-2 by the water outlet of the airtight tank downcomer 21-3 in high tank 21 belows of frame, and below flexible spherical valve body 22-3, form negative pressure, flexible spherical valve body 22-3 is adsorbed on the tank delivery port 21-2, as shown in Figure 1.After being blocked down aquaporin by flexible spherical valve body 22-3, water level in the tank 21, raise along with the continuing to discharge water of tank upper hose 21-1, ball float 22-1 rises with water level, stretching energy-storaging spring 22-2 accumulation of energy, be not enough to overcome the negative-pressure sucking of flexible spherical valve body 22-3 below when the pulling force of energy-storaging spring 22-2, flexible spherical valve body 22-3 can not be mentioned by energy-storaging spring 22-2, water level in the tank 21 continues to increase, ball float 22-1 continues to rise with water level, continue stretching energy-storaging spring 22-2 accumulation of energy, after energy-storaging spring 22-2 was stretched to a certain degree, the degree of flooding of ball float 22-1 began to increase, and the buoyancy of ball float 22-1 is further increased, continue the further accumulation of energy of stretching energy-storaging spring 22-2, as shown in Figure 2.The negative-pressure sucking that is enough to overcome flexible spherical valve body 22-3 below up to the pulling force of energy-storaging spring 22-2, flexible spherical valve body 22-3 will be mentioned by energy-storaging spring 22-2 moment, energy-storaging spring 22-2 resets rapidly, the stable steering bar 22-4 and the stable steering hammer 22-5 that are fixed under the flexible spherical valve body 22-3 are raised simultaneously, but the lower end of stable steering bar 22-4 and stable steering hammer 22-5 still are embedded in downwards in the tank downcomer 21-3, passed through the main sewer of tank downcomer 21-3 and transmission ﹠ distribution water section by the high tank 21 interior water of frame, arm, some hollow billets and be connected the irrigator water filling cavity 5 that numerous microtubules on every hollow billet enter numerous voltage-controlled irrigators respectively, because the last discharge of tank upper hose 21-1 will be far smaller than the water flow of tank downcomer 21-3, the tank 21 interior water levels high by frame begin to fall after rise, as shown in Figure 3.Meanwhile, hydraulic pressure in the irrigator water filling cavity 5, act on barrier film 2 compression reseting spring 2-3 and drive mediation pin 2-2 and move to top, the top of mediation pin 2-2 is extracted from the bottom of funnel shaped irrigator delivery port 1-2, irrigation water flows out from the bottom of funnel shaped irrigator delivery port 1-2, as shown in Figure 4.The central hollow taper of irrigator base 1 is the structure of protuberance upwards, and that has reduced voltage-controlled irrigator goes out stream to the impact of soil, the soil around the irrigator delivery port 1-2 is constituted support the possibility of having avoided soil to subside simultaneously.The tank 21 interior water levels high by frame continue to fall after rise, ball float 22-1, energy-storaging spring 22-2, spherical valve body 22-3, stable steering bar 22-4 and stable steering hammer 22-5 also continue to descend with water level, under the guiding of stable steering bar 22-4 in being deep into tank downcomer 21-3 and stable steering hammer 22-5, flexible spherical valve body 22-3 exactly ground lands on tank delivery port 21-2, under the double action of hydraulic pressure and gravity, made the flexible spherical valve body 22-3 instantaneous trip that is close to tank delivery port 21-2 by the water outlet of the airtight tank downcomer 21-3 in high tank 21 belows of frame, and below flexible spherical valve body 22-3, form negative pressure, flexible spherical valve body 22-3 is adsorbed on the tank delivery port 21-2, as shown in Figure 1, finished one and taken turns the intermittent water application process.Meanwhile, the irrigator water filling cavity 5 of voltage-controlled irrigator stops into water and decompression, compressed back-moving spring 2-3 resets, driving mediation pin 2-2 by barrier film 2 moves to the bottom, again will dredge the bottom that funnel shaped irrigator delivery port 1-2 is inserted at the top of pin 2-2, irrigator delivery port 1-2 is carried out machinery mediation and sealing irrigator delivery port 1-2 avoids negative pressure to inhale mud and root intrusion, finished one and taken turns the irrigation process.
As shown in Figure 2, after being blocked down aquaporin by flexible spherical valve body 22-3, water level in the tank 21, raise along with the continuing to discharge water of upper hose 21-1, ball float 22-1 rises with water level, stretching energy-storaging spring 22-2 accumulation of energy has started next round water supply process and irrigation process, moves in circles so again and again.
In the irrigation process that each is taken turns, all the irrigator delivery port 1-2 to voltage-controlled irrigator has carried out mechanical mediation, has therefore prevented the obstruction of irrigator delivery port 1-2 effectively.
In the north, go into the winter before, can inject air in the main sewer by air compressor machine and drain ponding in buried arm, hollow billet and the voltage-controlled irrigator, damage to avoid frost heave.
Claims (1)
1. economical anti-clogging gravity type underground drip irrigation system, it is characterized in that: comprise direct current micropump water lift, transmission ﹠ distribution water, four parts of intermittent water application and voltage-controlled irrigator, direct current micropump water lift part is by the direct current micropump, removable batteries and battery charger are formed, the transmission ﹠ distribution water section is by last water conduit tube, filter, main sewer, arm and hollow billet are formed, the water side of the direct current micropump of direct current micropump water lift part is connected with tank upper hose (21-1) with filter by last water conduit tube, some hollow billet is connected with tank downcomer (21-3) with main sewer by arm, the intermittent water application part is by tank (21), tank upper hose (21-1), tank delivery port (21-2), tank downcomer (21-3), ball float (22-1), energy-storaging spring (22-2), spherical valve body (22-3), stable steering bar (22-4) and stable steering hammer (22-5) are formed, the top of the tank of being placed perpendicular to horizontal plane up by the high drum shape mouth of frame (21) is equipped with tank upper hose (21-1), the delivery port of tank upper hose (21-1) down, the unsettled placement of sidewall near tank (21), the bottom centre of tank (21) is provided with the tank delivery port (21-2) of the circle of level, under be connected with tank downcomer (21-3) perpendicular to horizontal plane, tank delivery port (21-2) is provided with the inclined-plane of similar funnel, the curvature of the curvature on this inclined-plane and spherical valve body (22-3) is agreed with, energy-storaging spring (22-2) is fixedly arranged under the ball float (22-1), the spherical valve body of being made by elastomeric material (22-3) is fixedly arranged under the energy-storaging spring (22-2), stable steering bar (22-4) is fixedly arranged under the spherical valve body (22-3), the stable steering that fixedly has bottom of stable steering bar (22-4) is hammered (22-5) into shape, stable steering bar (22-4) and stable steering hammer (22-5) are down in the tank downcomer (21-3), the last discharge of tank upper hose (21-1) will be far smaller than the water flow of tank downcomer (21-3), the diameter of spherical valve body (22-3) is greater than the internal diameter of tank downcomer (21-3), voltage-controlled irrigator is by irrigator base (1), irrigator connection-peg (1-1), irrigator delivery port (1-2), barrier film (2), barrier film ripple (2-1), mediation pin (2-2), back-moving spring (2-3), irrigator top cover (3) and packing ring (4) are formed, irrigator connection-peg (1-1) is positioned at a side of irrigator base (1), irrigator connection-peg (1-1) is provided with barb, be connected by the hollow billet of microtubule with the transmission ﹠ distribution water section, the central hollow taper that irrigator delivery port (1-2) is positioned at irrigator base (1) is the top of protuberance upwards, irrigator delivery port (1-2) be infundibulate and opening up, the center of barrier film (2) is thick, the attenuation gradually to the edge, be provided with barrier film ripple (2-1) near outer rim, the center is provided with mediation pin (2-2), the needle point of mediation pin (2-2) is towards irrigator base (1) one side, face the center of the funnel shaped irrigator delivery port (1-2) of below, the top of mediation pin (2-2) is cylindrical, diameter is slightly less than the base diameter of funnel shaped irrigator delivery port (1-2), the center of barrier film (2) has an external diameter to be slightly less than the solid column-shaped projection of back-moving spring (2-3) internal diameter with respect to the opposite side of mediation pin (2-2), back-moving spring (2-3) is installed on the column-shaped projection, there is hollow cylindrical protuberance upwards in the centre of irrigator top cover (3), the internal diameter of cylindrical protuberance is slightly larger than the external diameter of back-moving spring (2-3), back-moving spring (2-3) is cylindrical spring, being used for barrier film (2) resets, irrigator top cover (3) is connected with irrigator base (1) by screw thread, the space that barrier film (2) surrounds irrigator base (1) and irrigator top cover (3) is separated into two parts up and down, the bottom is divided into irrigator water filling cavity (5), top is divided into irrigator air chamber (6), the packing ring of therebetween annular (4) is used for sealing, when irrigator water filling cavity (5) when being in passive state, the bottom that funnel shaped irrigator delivery port (1-2) is inserted at the top of mediation pin (2-2), irrigator base (1), barrier film (2), irrigator top cover (3), packing ring (4), irrigator delivery port (1-2), mediation pin (2-2), the geometric figure of the horizontal cross-section of irrigator water filling cavity (5) and irrigator air chamber (6) is all circular concentric.
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| CN2013101715416A CN103262778A (en) | 2013-04-26 | 2013-04-26 | Economical anti-blocking gravity type underground drip irrigation system |
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| CN2013101715416A CN103262778A (en) | 2013-04-26 | 2013-04-26 | Economical anti-blocking gravity type underground drip irrigation system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699948A (en) * | 2020-07-22 | 2020-09-25 | 罗王飞 | Drip irrigation device with novel self-dredging anti-blocking dripper |
| CN112729561A (en) * | 2021-01-15 | 2021-04-30 | 陈芳 | Temperature instrument convenient to maintain |
| CN113217666A (en) * | 2021-05-28 | 2021-08-06 | 新疆坎儿井灌溉技术有限责任公司 | Track control wheel rotating valve |
| TWI850603B (en) * | 2021-11-18 | 2024-08-01 | 匯億科技有限公司 | A floating sewage discharge watering device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111699948A (en) * | 2020-07-22 | 2020-09-25 | 罗王飞 | Drip irrigation device with novel self-dredging anti-blocking dripper |
| CN112729561A (en) * | 2021-01-15 | 2021-04-30 | 陈芳 | Temperature instrument convenient to maintain |
| CN112729561B (en) * | 2021-01-15 | 2022-04-29 | 太原杰安易科技有限公司 | Temperature instrument convenient to maintain |
| CN113217666A (en) * | 2021-05-28 | 2021-08-06 | 新疆坎儿井灌溉技术有限责任公司 | Track control wheel rotating valve |
| CN113217666B (en) * | 2021-05-28 | 2023-01-31 | 新疆坎儿井灌溉技术有限责任公司 | Track control wheel rotating valve |
| TWI850603B (en) * | 2021-11-18 | 2024-08-01 | 匯億科技有限公司 | A floating sewage discharge watering device |
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Application publication date: 20130828 |