CN115289273A - Drip irrigation valve for fine planting - Google Patents
Drip irrigation valve for fine planting Download PDFInfo
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- CN115289273A CN115289273A CN202211188002.9A CN202211188002A CN115289273A CN 115289273 A CN115289273 A CN 115289273A CN 202211188002 A CN202211188002 A CN 202211188002A CN 115289273 A CN115289273 A CN 115289273A
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- Prior art keywords
- drip irrigation
- water
- valve
- plate
- valve head
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K33/00—Floats for actuation of valves or other apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
- F16L41/12—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe using attaching means embracing the pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/04—Devices damping pulsations or vibrations in fluids
- F16L55/045—Devices damping pulsations or vibrations in fluids specially adapted to prevent or minimise the effects of water hammer
- F16L55/05—Buffers therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Soil Sciences (AREA)
- Nozzles (AREA)
Abstract
The invention belongs to the technical field of agricultural irrigation valves, and particularly relates to a drip irrigation valve for fine planting, which comprises a water inlet pipe, wherein the water inlet pipe is connected with a drip irrigation tape, and the water inlet pipe is in a conduction design with the drip irrigation tape; the automatic regulating assembly is fixedly installed with the valve head and used for automatically regulating the opening size of a regulating cavity so as to regulate the water outlet speed of the valve head; the floating plate is slidably arranged in the adjusting cavity, and the floating plate is in clearance fit with the adjusting cavity.
Description
Technical Field
The invention belongs to the technical field of agricultural irrigation valves, and particularly relates to a drip irrigation valve for fine planting.
Background
Drip irrigation is a crop irrigation method which utilizes a plastic pipeline to send water to the roots of crops through orifices or drippers on capillary tubes with the diameter of about 10mm for local irrigation, water and nutrients can be accurately dripped into soil of root areas of the crops in a drip irrigation mode according to the water requirement of the crops, the soil at the roots of the crops is kept dry while the water supplement is carried out on the soil at the roots of the crops, the air permeability of the soil is further kept, and meanwhile, because the drip irrigation saves water and labor, the drip irrigation device is widely applied to various environments such as greenhouse planting, crop irrigation in water-deficient areas and the like,
drip irrigation mostly adopts a drip irrigation tape which is composed of a plastic pipeline and a water dropper, water flows in the plastic pipeline, when the water flows through the water dropper, the water dropper drops outwards through the water dropper, and then the crop root system is irrigated slowly, but because the water dropper on the drip irrigation tape is fixedly connected with the plastic pipeline mostly, and the opening of the water dropper determines the dripping speed, when the drip irrigation tape is manufactured, the accuracy of the opening of the water dropper can directly influence the uniformity of the water drops in the drip irrigation tape, and because the drip irrigation tape is an irrigation mode with longer duration, when the uniformity of the opening of the water dropper is poor, the water irrigation is not uniform, so that the water flow at part of the crop root system is too much, the water flow scours the soil, the soil of the crop root system is lost, and the water flow at part of the crop root system is too little, and the irrigation is not thorough,
in order to solve the problem that the drip irrigation zone water dropper opening can not be controlled in the correlation technique, the majority is through installing the drip irrigation valve in drip irrigation zone water dropper department, utilize the drip irrigation valve to carry out the management and control to water dropper department water droplet velocity, and then realize being controlled the accuracy of crop irrigation water, but on the one hand because the irrigation duration is long, therefore irrigation water droplet acceleration is different, under long-time accumulation, will cause the difference of irrigation water yield comparatively obvious, and when the same irrigation water yield acted on different positions, its watering effect also can have obvious difference, especially when the big-arch shelter is planted, because mutual separation between the crop, its watering difference is more obvious, the user of service can not always monitor the irrigation progress, consequently when causing the watering zone to water the crop, still appear water impact soil easily, cause the watering scene to produce ground runoff, soil loss scheduling problem.
Disclosure of Invention
In order to make up the defects of the prior art and solve the technical problems, the invention provides a fine drip irrigation valve for planting.
The technical scheme adopted by the invention for solving the technical problem is as follows: according to the invention, the arrangement of the ring plate limits the flow direction of water drops, when the dropping speed of the water drops is greater than the penetration rate of water into soil, the water flow has a radial flow trend under the action of gravity, so that the arrangement of the ring plate can effectively limit water, the water drops can only act in the soil range surrounded by the ring plate, the effect of the water drops acting on crops can be enhanced by adjusting the position between the ring plate and the roots of the crops, the radial flow trend of the water drops is reduced, meanwhile, the limitation of the ring plate on the radial flow of the water flow can also reduce the probability of water flow wrapping and washing soil, so that water and soil loss is caused, the fine water supplement of the crops by drip irrigation is enhanced, the drip irrigation soil environment can be protected, the damage probability of operation on ridges and soil piles is reduced, and the planting environment of the crops is maintained.
The drip irrigation valve for fine planting comprises
The water inlet pipe is connected with the drip irrigation tape, and the water inlet pipe and the drip irrigation tape are in a conduction design;
the valve head is fixedly arranged at one end, far away from the drip irrigation tape, of the water inlet pipe, an adjusting cavity is formed in the valve head, the adjusting cavity is communicated with the water inlet pipe, the end, close to the water inlet pipe, of the adjusting cavity is in a conical design, and the end, far away from the water inlet pipe, of the adjusting cavity is provided with an opening;
the valve needle is arranged in the adjusting cavity and is elastically connected in the adjusting cavity through a spring,
also comprises
The automatic regulating assembly is fixedly installed with the valve head and used for automatically regulating the opening size of the regulating cavity so as to regulate the water outlet speed of the valve head, and the automatic regulating assembly comprises
The ring plate is fixedly connected with the valve head, and the opening of the adjusting cavity is positioned on the inner side of the ring plate;
the floating plate is slidably mounted inside the adjusting cavity and is in clearance fit with the adjusting cavity.
Preferably, the annular plate is formed by combining two elastic metal plates, the annular plate is far away from one end of the valve head and is provided with the fastening frame, the fastening frame is provided with a clamping groove, one end of the elastic metal plate, far away from the valve head, is connected with the clamping groove in a sliding manner, the clamping groove is internally connected with the pressure increasing plate in a sliding manner, the fastening frame is provided with a pressure increasing rod in a threaded manner, the pressure increasing rod extends into the clamping groove, and the pressure increasing rod is abutted against the pressure increasing plate.
Preferably, one side of the elastic metal plate, which is close to the inner cavity of the annular plate, is fixedly connected with a rubber layer.
Preferably, the bottom of the fastening frame is fixedly connected with an inserted bar, the inserted bar is in a conical design, and the inserted bar is used for assisting the annular plate to be fixed on the ground.
Preferably, the upper surface of the floating plate is designed to be inclined, and the adjusting cavity is provided with uniformly distributed through holes close to the inner side of the annular plate.
Preferably, the valve head one side fixedly connected with connecting band is kept away from to the inlet tube, the connecting band is used for inlet tube and drip irrigation zone fixed connection, the connecting band is kept away from inlet tube one end and is pasted adjustable connection through magic power.
Preferably, the connecting band is the hemisphere and inside the sealed chamber of having seted up with the inlet tube junction, the sealed intracavity wall adopts stereoplasm elasticity skeleton to support, the sealed chamber switches on with the inlet tube, the sealed chamber opening part fixedly connected with seal ring.
Preferably, a diaphragm is fixedly connected in the sealing cavity through a support and used for relieving water pressure fluctuation in the sealing cavity.
Preferably, the valve head is close to inlet tube one side surrounding type fixedly connected with evenly distributed's snap ring, the design of valve head one side opening is kept away from to the snap ring, under the initial condition inlet tube joint in the snap ring.
The invention has the following beneficial effects:
1. according to the drip irrigation valve for fine planting, the arrangement of the ring plate limits the flow direction of water drops, when the dropping speed of the water drops is larger than the penetration rate of water into soil, the water flow has the tendency of radial flow under the action of gravity, so that the arrangement of the ring plate can effectively limit water, the water drops can only act in the soil range surrounded by the ring plate, the effect of the water drops on crops can be enhanced by adjusting the position between the ring plate and the roots of the crops, the tendency of the water flow in the radial direction is reduced, meanwhile, the limitation of the ring plate on the radial flow of the water flow can reduce the probability of water flow wrapping and scouring soil and water and soil loss, the fine moisture supplement of the crops by drip irrigation is enhanced, the soil environment can be protected, the damage probability of the drip irrigation operation on ridges and soil piles is reduced, and the planting environment of the crops is maintained.
2. According to the drip irrigation valve for fine planting, the connecting belt is arranged, so that the drip irrigation valve can be bound through the connecting belt and can adapt to drip irrigation belts with different diameters when being connected, the connection adaptability of the drip irrigation valve and the drip irrigation belts is enhanced, and the water inlet pipe and the drip irrigation belts are fixed in a binding mode of the connecting belt.
Drawings
The invention will be further explained with reference to the drawings.
Fig. 1 is a connection and cooperation diagram of the drip irrigation valve and the drip irrigation tape of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 2 at A;
FIG. 3 is a perspective view of the present invention;
FIG. 4 is a partial cross-section of the present invention;
FIG. 5 is a partial enlarged view of FIG. 4 at B;
in the figure: 1. a water inlet pipe; 11. a valve head; 12. a valve needle; 13. an adjustment chamber; 14. conducting holes; 2. a ring plate; 21. a floating plate; 22. a fastening frame; 23. a clamping groove; 24. a pressure increasing plate; 25. a pressure increasing lever; 3. a rubber layer; 4. inserting a rod; 5. a connecting belt; 51. sealing the cavity; 52. a water stop ring; 53. a diaphragm; 6. a snap ring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in figures 1 to 5, the drip irrigation valve for fine planting of the invention comprises
The drip irrigation system comprises a water inlet pipe 1, a drip irrigation belt and a water outlet pipe, wherein the water inlet pipe 1 is connected with the drip irrigation belt, and the water inlet pipe 1 is communicated with the drip irrigation belt;
the drip irrigation device comprises a valve head 11, wherein the valve head 11 is fixedly arranged at one end, far away from a drip irrigation tape, of a water inlet pipe 1, an adjusting cavity 13 is formed in the valve head 11, the adjusting cavity 13 is communicated with the water inlet pipe 1, one end, close to the water inlet pipe 1, of the adjusting cavity 13 is in a conical design, and one end, far away from the water inlet pipe 1, of the adjusting cavity 13 is provided with an opening;
a valve needle 12, wherein the valve needle 12 is arranged in the adjusting cavity 13, the valve needle 12 is elastically connected in the adjusting cavity 13 through a spring,
also comprises
The automatic regulating assembly is fixedly installed with the valve head 11 and is used for automatically regulating the opening size of the regulating cavity 13 and further regulating the water outlet speed of the valve head 11, and the automatic regulating assembly comprises
The ring plate 2 is fixedly connected with the valve head 11, and the opening of the adjusting cavity 13 is positioned on the inner side of the ring plate 2;
the floating plate 21 is slidably mounted inside the adjusting cavity 13, and the floating plate 21 is in clearance fit with the adjusting cavity 13;
when the drip irrigation operation for greenhouse planting is carried out, water pipes and drip irrigation belts are uniformly distributed among ridges in a greenhouse through supports and the like, so that drippers on the drip irrigation belts can correspond to crops on the ridges or in a planting vessel, then the annular plate 2 is sleeved outside the crops, the bottom of the annular plate 2 is inserted into soil, at the moment, water sources of the water pipes and the drip irrigation belts are supplemented, water flows from the water pipes and the drip irrigation belts under the action of water pressure and flows into the water inlet pipe 1 through the drippers on the drip irrigation belts in the flowing process, water in the water inlet pipe 1 gradually enters the valve head 11 in the flowing process, and because in an initial state, a gap exists between the valve needle 12 and the adjusting cavity 13 under the combined action of a spring and gravity, when the water in the water inlet pipe 1 flows into the adjusting cavity 13 in the valve head 11, the water flows outwards through the gap between the valve needle 12 and the adjusting cavity 13 and an opening at the bottom of the adjusting cavity 13, and then drips in the soil around the annular plate 2 to finish the drip irrigation of the crops,
in the process of continuous irrigation, water gradually permeates into soil near the roots of crops, when the stability of water pressure in a water pipe and a drip irrigation tape is poor, so that the dropping speed of water drops is too high, and water on the inner side of the ring plate 2 cannot timely permeate into the soil, the water flow is converged on the inner side of the ring plate 2 due to the obstruction of the ring plate 2 to the radial flow of the water flow, so that the water level on the inner side of the ring plate 2 is gradually increased, while the water level on the inner side of the ring plate 2 is increased due to the fact that the water flow flows into the inner side of the ring plate 13, the water level in the adjusting cavity 13 is synchronously increased at the same time of the increase of the water level in the ring plate 2, so that the floating plate 21 in the adjusting cavity 13 is lifted to the top of the adjusting cavity 13 under the buoyancy of the water, and the floating plate 21 is made of a foamed plastic plate material with low density, so that the floating plate 21 finally floats on the water surface, the valve needle gradually contacts with the valve needle 12 in the process of upward movement, and further applies upward thrust to the valve needle 12, so that the water flow is continuously blocked by the thrust, the water flow, the phenomenon that the valve needle 12 is gradually increased, and the water flow is continuously reduced, and the probability of the water flow is reduced,
in the in-process that lasts going on driping irrigation, the setting of crown plate 2, the flow direction to the water droplet is restricted, when the speed that the water droplet drips is greater than the speed of water infiltration to soil in, rivers possess the trend of radial flow under the effect of gravity, consequently, through the setting of crown plate 2, can effectually restrict water, cause the water droplet only to be used in the soil within range that crown plate 2 centers on, consequently, through adjusting the position between crown plate 2 and the crop root, can cause the effect reinforcing that the water droplet acts on the crop, reduce the trend of radial flow of rivers, crown plate 2 is to the restriction of radial flow of rivers simultaneously, can also reduce rivers and wrap on, wash soil, cause the probability that soil and water run off, and then can also protect soil environment when the reinforcing is driped irrigation to the moisture supplement of refining of crop, reduce and drip irrigation the operation and to the ridge, the soil heap causes the probability of destruction, and then maintain the planting environment of crop.
As a preferred embodiment of the present invention, the ring plate 2 is formed by combining two elastic metal plates, a fastening frame 22 is installed at one end of the ring plate 2 away from the valve head 11, a clamping groove 23 is formed on the fastening frame 22, one end of the elastic metal plate away from the valve head 11 is slidably connected with the clamping groove 23, a pressure increasing plate 24 is slidably connected in the clamping groove 23, a pressure increasing rod 25 is connected to the fastening frame 22 through a thread, the pressure increasing rod 25 extends into the clamping groove 23, and the pressure increasing rod 25 abuts against the pressure increasing plate 24;
in the actual operation process, because the crops are different in types and different in size, the annular plate 2 is formed by combining two elastic metal sheets, when the annular plate is used, the pressure rod 25 is manually screwed at first, so that the pressure rod 25 moves towards the outside of the clamping groove 23 formed in the fastening frame 22, the pressure of the pressure rod 25 on the pressure plate 24 is gradually reduced, the pressure plate 24 can move in the clamping groove 23, at the moment, the elastic metal plates which are also connected in the clamping groove 23 in a sliding manner lose the limit and can freely slide, the diameter of the annular plate 2 can be directly adjusted by adjusting the two elastic metal sheets, and therefore, in the process of sleeving the annular plate 2 to the roots of the crops, the simple degree of sleeving the annular plate 2 from the top end of the crops to the roots can be enhanced by adjusting the diameter of the annular plate 2, meanwhile, when the annular plate 2 is sleeved to the root position of a crop, the positions of the two spring metal sheets and the fastening frame 22 are manually adjusted, the size of the soil area surrounded by the annular plate 2 is further adjusted, the size of the area of the soil surface directly acted by water drops in the drip irrigation process is further determined, fine management of drip irrigation is enhanced, after the final diameter of the annular plate 2 is determined, the pressure rod 25 is manually screwed, the pressure rod 25 is caused to move towards the clamping groove 23, the pressure rod 25 is further caused to apply pressure to the pressure plate 24, the two elastic metal plates are caused to be under the pressure action in the clamping groove 23, the two elastic metal plates are attached, the sealing performance of the annular plate 2 formed by the two elastic metal plates in a surrounding mode is further caused to be enhanced, and the probability that water flows penetrate outwards through the gaps of the elastic metal plates is reduced.
As a preferred embodiment of the present invention, one side of the elastic metal plate close to the inner cavity of the annular plate 2 is fixedly connected with a rubber layer 3;
through fixedly connecting the rubber layer 3 on the elastic metal plate, the two elastic metal plates are enabled to be in contact with the inner wall of the clamping groove 23 through the rubber layer 3 under the action of pressure in the clamping groove 23, meanwhile, the two elastic metal plates are in elastic contact through the rubber layer 3, and further, under the action of pressure of the pressure increasing plate 24, the connection tightness between the two elastic metal plates and between the elastic metal plates and the clamping groove 23 is increased, and further, the leakage probability of the annular plate 2 formed by combining the elastic metal plates is effectively reduced.
As a preferred embodiment of the present invention, the bottom of the fastening frame 22 is fixedly connected with an insertion rod 4, the insertion rod 4 is designed in a conical shape, and the insertion rod 4 is used for assisting the annular plate 2 to be fixed on the ground;
when the device is actually used, in order to enhance the effect of limiting the water flow by the annular plate 2, the valve head 11 and the fastening frame 22 need to be inserted into soil, so as to reduce the probability of the water flow flowing outwards from the bottom, when the device is actually used for inserting, the inserting rod 4 is fixed at the bottom of the fastening frame 22, the inserting rod 4 is firstly inserted into the soil, and then the basic position of the annular plate 2 is determined, then the annular plate 2, the fastening frame 22 and the valve head 11 are pressed into the soil, and by utilizing the depth of the inserting rod 4, the fastening frame 22, the combination strength of the valve head 11 and the annular plate 2 and the ground is enhanced, in the middle of drip irrigation, the probability that the annular plate 2, the fastening frame 22 and the valve head 11 are separated from the soil is reduced, and further the probability of the water flow flowing outwards through a gap is reduced, meanwhile, the inserting rod 4 extends into the soil, and can also give water drop guiding and further enhance the effect of vertical downward penetration of the inserting rod 4, and in other embodiments of the application, the inserting rod 4 can also fixedly connect at the bottom of the annular plate 11 and the annular plate 2 and can further enhance the probability of the water drop and further reduce the effect of blocking the soil loss of the water flow.
As a preferred embodiment of the present invention, the upper surface of the floating plate 21 is designed to be inclined, and the adjusting cavity 13 is provided with through holes 14 which are uniformly distributed and close to the inner side of the annular plate 2;
the water droplet flows in adjusting the chamber 13 through inlet tube 1, and through adjusting the dripping in the soil that chamber 13 centers on to crown plate 2, through prescribing a limit to the kickboard 21 upper surface, when causing the water droplet to drip on the kickboard 21, to 2 inboard directions sputters on the crown plate, and through evenly distributed's the setting of via hole 14, on the one hand at the in-process that kickboard 21 reciprocated, can pass through a plurality of via holes 14, make the inboard effect of conducting between chamber 13 with adjusting of crown plate 2 reinforcing, on the other hand also can reduce the probability that adjusts chamber 13 and is blockked up, avoid adjusting the unable outside flow of rivers in the chamber 13.
As a preferred embodiment of the invention, one side of the water inlet pipe 1, which is far away from the valve head 11, is fixedly connected with a connecting belt 5, the connecting belt 5 is used for fixedly connecting the water inlet pipe 1 with a drip irrigation tape, and one end of the connecting belt 5, which is far away from the water inlet pipe 1, is adjustably connected through a magic tape;
through setting up connecting band 5, be connected through connecting band 5 between inlet tube 1 and the drip irrigation zone, when the operation, aim at the dripper on the drip irrigation zone with inlet tube 1 opening on connecting band 5, cause inlet tube 1 and dripper to switch on, then keep away from inlet tube 1 one end with connecting band 5 and tie up on inlet tube 1, and paste through magic and fix 5 both ends of connecting band, and then realize carrying out zonulae occludens between inlet tube 1 and the drip irrigation zone, bind through connecting band 5 on the one hand, when connecting, can adapt to the drip irrigation zone of different diameters, strengthen this application drip irrigation valve and drip irrigation zone's connection adaptability, on the other hand adopts the mode of connecting band 5 tying up to fix inlet tube 1 and drip irrigation zone, compare in the mode of fixing of adopting three-way valve etc. among the prior art, the mode of binding need not carry out destructive transformation to the drip irrigation zone promptly, its operating means is comparatively simple simultaneously, consequently in the in-process of implementing, the effectual simple and easy degree of being connected between inlet tube 1 and the drip irrigation zone that has strengthened.
As a preferred embodiment of the invention, the connection part of the connection belt 5 and the water inlet pipe 1 is hemispherical, a sealing cavity 51 is formed inside the connection belt, the inner wall of the sealing cavity 51 is supported by a hard elastic framework, the sealing cavity 51 is communicated with the water inlet pipe 1, and a water stop ring 52 is fixedly connected to the opening of the sealing cavity 51;
because the connecting band 5 is made for the elastic material, consequently, through setting up sealed chamber 51, when binding, sealed chamber 51 switches on with inlet tube 1's opening, the opening that will seal chamber 51 and the dripper on the drip irrigation zone this moment corresponds, utilize the big opening of sealed chamber 51, strengthen the convenience of sealed chamber 51 and the butt joint of dripper opening, sealed chamber 51 edge and the contact of drip irrigation zone outer wall simultaneously, at this moment through closely twining connecting band 5, bind on the drip irrigation zone outer wall, the water droplet passes through the dripper and drips in sealed chamber 51, the drip is in the effect of gravity with the contact of seal ring 52 down, and then cause the seal ring 52 increase of making by the inflation rubber material that absorbs water, and then seal between sealed chamber 51 and the drip irrigation zone outer wall, strengthen the sealed effect in sealed chamber 51, and then guarantee the water droplet can flow in inlet tube 1 after flowing into sealed chamber 51, and then realize the watering effect to the crop.
As a preferred embodiment of the present invention, a diaphragm 53 is fixedly connected to the sealed chamber 51 through a bracket, and the diaphragm 53 is used for relieving water pressure fluctuation in the sealed chamber 51;
when the irrigation operation is actually carried out, due to the external influences such as pipeline damage and water supply pressure fluctuation, the situation that the water pressure in the drip irrigation tape is unstable can be caused, and further the dropping speed of the water drops is unbalanced, at the moment, through the arrangement of the diaphragm 53, when the dropping speed of the water drops is too high, the water drops are gathered in the sealed cavity 51, so that the water pressure in the sealed cavity 51 is increased, at the moment, the diaphragm 53 deforms, and further the rising speed of the water pressure can be buffered, and when the water pressure is lower, the diaphragm 53 has the tendency of restoring the deformation, so that the water flow pressure in the sealed cavity 51 is given, and further the reduced water pressure is compensated, and by utilizing the arrangement of the diaphragm 53, the periodical change of the water pressure can be relieved to a certain extent, and the uniformity degree when the water drops drop into the soil is enhanced to a certain extent.
As a preferred embodiment of the invention, the valve head 11 is fixedly connected with the snap rings 6 which are uniformly distributed in a surrounding manner at one side close to the water inlet pipe 1, the snap rings 6 are designed with openings at one side far away from the valve head 11, and the water inlet pipe 1 is clamped in the snap rings 6 in an initial state;
in actually carrying out the operation in-process, in order to strengthen the operation that becomes more meticulous to the crop, consequently, the crown plate 2 needs cooperate with the crop root, this moment because the difference of the interval of crop and drip irrigation zone, cause the demand to the length of inlet tube 1 different, consequently when making, the installation possesses inlet tube 1 of certain length, and with inlet tube 1 joint in snap ring 6, when the length of inlet tube 1 does not satisfy the distance between crop and the drip irrigation zone, take off partial inlet tube 1, and then be convenient for carry out the irrigation of refining to the crop, simultaneously after driping irrigation, at the in-process that the device was retrieved, fix inlet tube 1 through snap ring 6, accomodate, can also reduce the damaged probability of inlet tube 1, and then the reinforcing is to the protection degree of the drip irrigation valve that this application set up, reduce the probability of drip irrigation valve trouble.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A drip irrigation valve for fine planting comprises
The water inlet pipe is connected with the drip irrigation tape, and the water inlet pipe and the drip irrigation tape are in a conduction design;
the valve head is fixedly arranged at one end, far away from the drip irrigation tape, of the water inlet pipe, an adjusting cavity is formed in the valve head, the adjusting cavity is communicated with the water inlet pipe, the end, close to the water inlet pipe, of the adjusting cavity is in a conical design, and the end, far away from the water inlet pipe, of the adjusting cavity is provided with an opening;
the valve needle is arranged in the adjusting cavity and is elastically connected in the adjusting cavity through a spring,
the method is characterized in that: also comprises
The automatic regulating assembly is fixedly installed with the valve head and used for automatically regulating the opening size of the regulating cavity so as to regulate the water outlet speed of the valve head, and the automatic regulating assembly comprises
The ring plate is fixedly connected with the valve head, and the opening of the adjusting cavity is positioned on the inner side of the ring plate;
the floating plate is slidably mounted inside the adjusting cavity and is in clearance fit with the adjusting cavity.
2. The drip irrigation valve for refined planting according to claim 1, wherein: the annular plate is formed by combining two elastic metal plates, the annular plate is far away from valve head one end and is installed the fastening frame, tight groove has been seted up on the fastening frame, elastic metal plate is far away from valve head one end all with press from both sides tight groove sliding connection, press from both sides tight inslot sliding connection and have the pressure boost plate, threaded connection has the pressure boost pole on the fastening frame, the pressure boost pole extends to and presss from both sides tight inslot, and pressure boost pole and pressure boost plate butt.
3. The drip irrigation valve for refined planting according to claim 2, wherein: and one side of the elastic metal plate, which is close to the inner cavity of the annular plate, is fixedly connected with a rubber layer.
4. The drip irrigation valve for refined planting according to claim 2 or 3, wherein: the fastening frame bottom fixedly connected with inserted bar, the design of inserted bar toper, the inserted bar is used for supplementary crown plate to be fixed in subaerially.
5. The drip irrigation valve for refined planting according to claim 4, wherein: the upper surface of the floating plate is designed to be an inclined plane, and the adjusting cavity is close to the inner side of the annular plate and is provided with uniformly distributed through holes.
6. The drip irrigation valve for refined planting according to claim 1, wherein: the valve head one side fixedly connected with connecting band is kept away from to the inlet tube, the connecting band is used for inlet tube and drip irrigation zone fixed connection, the inlet tube one end is kept away from to the connecting band pastes adjustable connection through the magic.
7. The drip irrigation valve for refined planting according to claim 6, wherein: the connecting band is the hemisphere and inside sealed chamber has been seted up with the inlet tube junction, the sealed intracavity wall adopts stereoplasm elasticity skeleton to support, sealed chamber switches on with the inlet tube, sealed chamber opening part fixedly connected with seal ring.
8. The drip irrigation valve for refined planting according to claim 7, wherein: the diaphragm is fixedly connected in the sealing cavity through a support and used for relieving water pressure fluctuation in the sealing cavity.
9. The drip irrigation valve for refined planting according to claim 8, wherein: the valve head is close to inlet tube one side surrounding type fixedly connected with evenly distributed's snap ring, the design of valve head one side opening is kept away from to the snap ring, under the initial condition inlet tube joint in the snap ring.
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| CN117882524A (en) * | 2024-03-13 | 2024-04-16 | 兰州交通大学 | Agricultural irrigation device used in saline soil environment |
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| CN115289273B (en) | 2022-12-09 |
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Effective date of registration: 20230926 Address after: 473400 No. 1 Alishan Road, Xingtang Street, Tanghe County, Nanyang City, Henan Province Patentee after: Henan Yuke New Physical Materials Co.,Ltd. Patentee after: HENAN ACADEMY OF SCIENCES INSTITUTE OF APPLIED PHYSICS CO.,LTD. Address before: East of Longquan Village, Qiliying Town, Xinxiang County, Xinxiang City, Henan Province 453700 Patentee before: Xinxiang Branch of Henan Academy of Sciences Institute of Applied Physics Co.,Ltd. Patentee before: HENAN ACADEMY OF SCIENCES INSTITUTE OF APPLIED PHYSICS CO.,LTD. |