CN105210821A - A kind of method that automatic control is watered and device - Google Patents
A kind of method that automatic control is watered and device Download PDFInfo
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- CN105210821A CN105210821A CN201510554782.8A CN201510554782A CN105210821A CN 105210821 A CN105210821 A CN 105210821A CN 201510554782 A CN201510554782 A CN 201510554782A CN 105210821 A CN105210821 A CN 105210821A
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- water
- reverse osmosis
- osmosis membrane
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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
- A01G29/00—Root feeders; Injecting fertilisers into the roots
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Abstract
The present invention discloses a kind of method and device that automatic control waters.Method of the present invention is: be need carry out watering aqua region bury underground it has reverse osmosis membrane, close, fill the container putting the liquid being mixed with osmotic adjustment in it, and make reverse osmosis membrane part on container keep and water fully contacting of pool soil, the power that the change that the regional soil flow of water is watered in utilization causes the expansion of generation in container or convergent force to open and close as the hydraulic pipeline controlling to be communicated with water source.The present invention can not rely on the energy of extraneous input, water management is watered in realization, and be control to water according to soil water potential, therefore the object of watering as required can be solved completely, both the moisture content supply of plant growth can have been met completely, the deficiency of rotten that moisture content too much causes can be avoided again, simultaneously can also using water wisely.
Description
Technical field
The present invention relates to a kind of automatically can control to water method and device, particularly one can change according to soil water potential, automatically open or close the method and device of watering.
Background technology
The control one of watering irrigation quantity in prior art is not according to the whether lack of water blindly feedwater of soil water potential height, plant, another kind adopts some sensor technology and calculator and corresponding automatic control technology, utilize sensor collection soil humidity information, corresponding actuating signal is exported by computer disposal, valve event is driven by executing agency, realize supplying water or cutting off the water supply, technical scheme disclosed in Chinese invention patent application 2012101422711, this scheme take into account soil water potential and plant needs regimen condition.But obviously, this kind of installation cost is higher, structure is relatively very complicated, need realize having under electrical energy conditions, and have corresponding requirements to working region or condition, in the requirement of this respect in some cases or even harsher, at the flowerpot of general family-raise, substantially have the possibility using this device in greenhouse culture, but its use cost is relatively large.For unattended region, or but do not use the possible of this kind of device without the place of electricity.
Chinese invention patent application 2008102025332 discloses a kind of automatic watering device of flowerpot, comprises water storage ball, seal nipple, water-supply-pipe, is tightly connected between water storage ball and water-supply-pipe by seal nipple.Water storage ball is formed by hard transparent plastic integrated injection molding, boring, water storage ball bottom is provided with jointing, joint end face has a semicircular outlet, water-supply-pipe upper surface has a semicircle import, and alignment angle between semicircular outlet and semicircle import is adjustable, ooze out flow for what control water.This device has simple, easy to use, the cheap feature of structure.Water-supply-pipe is from upper insertion in the flowerpot that waters in use for this device, and the water in water storage ball slowly infiltrates in flowerpot by water-supply-pipe, keeps soil appropriateness in flowerpot moistening.Be away on a vacation people, when going on tour, can watering flow be set, can to a flowerpot continuous pouring within a period of time.But obviously this device can only be continuous water supply, although easy-to-use, water wasting, particularly continue to water when good conditions for soil moisture, soil moisture is often in saturation state shortage soil air and is unfavorable for soil and root breath, is unfavorable for the growth of plant, even rotten.
Summary of the invention
The invention provides a kind of overcome prior art deficiency, can automatically control the method for watering and device according to soil water potential.
The method that a kind of automatic control of the present invention is watered is: be need carry out watering aqua region bury underground it has reverse osmosis membrane, close, fill the container putting the liquid being mixed with osmotic adjustment in it, and make reverse osmosis membrane part on container keep and water fully contacting of pool soil, the power that the change that the regional soil flow of water is watered in utilization causes the expansion of generation in container or convergent force to open and close as the hydraulic pipeline controlling to be communicated with water source.The present invention be utilize water the regional soil flow of water change cause reverse osmosis membrane to make container in osmotic adjustment absorbed water or dehydration by reverse osmosis membrane, cause in container and produce positive and negative pressure change, the hydraulic pipeline that the shape control utilizing this pressure to change to cause is communicated with water source opens and closes and realizes automatic watering function.Specifically, when the present invention applies, in soil water potential comparatively container during osmotic adjustment flow of water height, in cylinder, osmotic adjustment can be absorbed water by reverse osmosis membrane, produces malleation, make container evagination, otherwise when the osmotic adjustment flow of water is low in soil water potential comparatively container, osmotic adjustment can release water by reverse osmosis membrane again in cylinder container, produce negative pressure, make container indent, utilize the power that the deformation of this convex or concave opens and closes as the hydraulic pipeline controlling to be communicated with water source.
In the method that a kind of automatic control of the present invention is watered, described container can be made the immutable volume fractiion be made up of reverse osmosis membrane and two parts being located at the variable-volume part be made up of telescopic elastomeric material outside immutable volume fractiion, can utilize the immutable volume fractiion be made up of reverse osmosis membrane that reverse osmosis membrane shell portion can not outwards be expanded like this, the deformation that the pressure caused because of the outside flow of water causes only can be acted on variable-volume part like this, be equivalent to the action being used for opening and closing water pipe to amplify, and make its working effect more reliable.A protruding object is set outside variable-volume part, utilizes protruding object to extrude water-supply-pipe outer wall, or touch the magnetic valve controlling to water, the function that the hydraulic pipeline be communicated with water source is opened and closed can be realized.
The water source described in method that automatic control of the present invention is watered is be stored in the water in high-order water bag or head-tank.
The device that a kind of automatic control of the present invention is watered comprises: housing, be arranged at the part with the immutable volume with reverse osmosis membrane under housing and be connected with immutable volume fractiion form closed cylindrical shell by the variable-volume part that telescopic elastomeric material is made, the liquid being mixed with osmotic adjustment is contained with in the cylindrical shell closed, fix its end at the outer surface of variable-volume part of the cylindrical shell closed and can act on frizzen in magnetic valve or electromagnetic switch, osmotic adjustment is the derivative of sugar juice or sugar or inorganic salts or organic molecule polar substances or amino acid or betain or glycerine.Here and magnetic valve described later refer to for controlling the valve watered, and electromagnetic switch refers to the switch for controlling water pump.
Further, in the cylindrical shell closed in the device that automatic control of the present invention is watered: immutable volume fractiion by hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member that the enhanced hoop outside reverse osmosis membrane forms and form; Variable-volume part is second cylindrical member formed with the expanded film of telescopic elastic material fixed with the tube port position of aforementioned cylindrical member, close in cylinder and be contained with the liquid being mixed with osmotic adjustment, be fixedly installed its end in expanded film appearance and can act on frizzen in magnetic valve or electromagnetic switch.The rigid backbone utilizing hollow out in device of the present invention and the rigid backbone being attached to hollow out make this part inwardly not shrink; Utilize the enhanced hoop outside reverse osmosis membrane that the outside expansion of this part is suffered restraints, so just can form the effect of similar amplification, by on expanded film in the contraction or expansion active set that causes because of the flow of water, make its effect acting on magnetic valve or electromagnetic switch or water-supply-pipe more reliable.Simultaneously the gap of each enhanced hoop of peripheral hardware can ensure the contact that the cylindrical shell of sealing of the present invention can be good with outside soil conservation, and the openwork part of the rigid backbone of net in reverse osmosis membrane and hollow out can make substantially unhinderedly to be passed in and out in cylindrical shell by the moisture content of the material of reverse osmosis membrane.
The another kind of embodiment of corresponding with this embodiment aforementioned is watering apparatus of the present invention is: device comprises: housing, be arranged at the part of the immutable volume with reverse osmosis membrane under housing, the immutable coupling part of the volume be made up of both water tight and air tight rigid material be connected with the top of immutable volume fractiion and be connected with coupling part form closed cylindrical shell by the variable-volume part that telescopic elastomeric material is made, the liquid being mixed with osmotic adjustment is contained with in the cylindrical shell closed, fix its end at the outer surface of variable-volume part of the cylindrical shell closed and can act on frizzen in magnetic valve or electromagnetic switch, osmotic adjustment is the derivative of sugar juice or sugar or inorganic salts or organic molecule polar substances or amino acid or betain or glycerine.
A concrete structure of aforementioned device of the present invention is: the immutable volume fractiion of the middle closed cylinder of device by: hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member of the enhanced hoop formation outside reverse osmosis membrane, what fix with aforementioned first cylindrical member tube port position is formed with the coupling part that water-tight and air-tight rigid material is made; In device, variable-volume part is the second cylindrical member made with the expanded film of telescopic elastic material fixed with the top of coupling part, be contained with the liquid being mixed with osmotic adjustment in closed cylinder, be fixedly installed its end in expanded film appearance and can act on frizzen in magnetic valve or electromagnetic switch.
The device that a kind of automatic control of the present invention is watered can also comprise: housing, be arranged at the part with the immutable volume with reverse osmosis membrane under housing and be connected with immutable volume fractiion form closed cylindrical shell by the variable-volume part that telescopic elastomeric material is made, the liquid being mixed with osmotic adjustment is contained with in the cylindrical shell closed, a push rod is fixed at the outer surface of the variable-volume part of the cylindrical shell closed, the end of push rod is fixed on one section that to be clamped with the hydraulic pipeline prepared with elastomeric material be communicated with water source between the mating surface on housing with one, osmotic adjustment is the derivative of sugar juice or sugar or inorganic salts or organic molecule polar substances or amino acid or betain or glycerine.This device of the present invention can not use the outside energy and carry out realizing automatic watering operation, namely by changing the deformation of the variable-volume part caused because of the outside flow of water of soil, drive the motion of push rod relative engagement face, produce the clamping action to elasticity water-supply-pipe, the water transport channel of water-supply-pipe is made to diminish until close, or open until maximum, realize automatic watering function.
Concrete structure in last embodiment can be in the cylindrical shell closed in device: immutable volume fractiion by hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member that the enhanced hoop outside reverse osmosis membrane forms and form; Variable-volume part is second cylindrical member formed with the expanded film of telescopic elastic material fixed with the tube port position of the first cylindrical member, close in cylinder and be contained with the liquid being mixed with osmotic adjustment, fix a push rod in expanded film appearance, the end of push rod is fixed on one section that to be clamped with the hydraulic pipeline prepared with elastomeric material be communicated with water source between the mating surface on housing with one.Or last embodiment adopts following concrete structure:
The immutable volume fractiion of the closed cylinder in device by: hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member of the enhanced hoop formation outside reverse osmosis membrane, what fix with aforementioned first cylindrical member tube port position is formed with the coupling part that water-tight and air-tight rigid material is made; In device, variable-volume part is the second cylindrical member made with the expanded film of telescopic elastic material fixed with the top of coupling part, close in cylinder and be contained with the liquid being mixed with osmotic adjustment, fix a push rod in expanded film appearance, the end of push rod is fixed on one section that to be clamped with the hydraulic pipeline prepared with elastomeric material be communicated with water source between the mating surface on housing with one.
As most preferred embodiment, of the present invention, to be fixed on housing with one in the end of push rod to be clamped with in the device of the hydraulic pipeline prepared with elastomeric material be communicated with water source between mating surface, mating surface is combined with the end of adjusting bolt, and described adjusting bolt coordinates with the screw that vessel shell body wall is arranged.This structure of present embodiment can prior by the distance between swivel bolt adjustment mating surface and push rod, the initial cross-section that rises of water-supply-pipe water delivery is changed, thus the adjustment realizing water delivery speed and irrigation quantity changes, realize the object controlling to water water flow velocity and amount.
In device embodiment of the present invention, a gripper shoe is set outside expanded film, be fixedly installed its end on the supporting plate and can act on frizzen in magnetic valve or electromagnetic switch or push rod, owing to being provided with gripper shoe on expanded film, like this by the effect of gripper shoe, make to be fixed on frizzen on expanded film or push rod obtains larger active force, expanded film can also be avoided impaired when operation, the service life of extension fixture simultaneously.
In device embodiments of the present invention, the reverse osmosis Auto-regulator in closed cylinder is the aqueous solution of sugar, in sugar juice, be added with preservative.
In the device that the above-mentioned automatic control of the present invention is watered, can also be positioned at above gripper shoe at housing and fix a spring bearer plate, a compression spring is set between spring bearer plate and gripper shoe.Better effect can be had like this.
Be be provided with draw-in groove at closed cylinder upper limb or at the upper limb of coupling part at the fixing means of closed cylinder upper limb and expanded film in the device that automatic control of the present invention is watered, and with the locating ring of belt tension and the adhesive of waterproof, expanded film be fixed on draw-in groove place.This method of the present invention can make full use of the effect of the tension force of retainer ring and the adhesive of waterproof, expanded film is firmly secured to the upper limb of the immutable volume fractiion of cylindrical shell, guarantees that device normally works.
The control of the outer soil water potential of closed cylinder that water-supply-pipe opening and closing of the present invention is made by reverse osmosis membrane completely.The device of water-supply-pipe structure is clamped for push rod of the present invention and faying face, when the outside flow of water is higher than the flow of water in closed cylinder, outside moisture will enter in cylinder by the reverse osmosis membrane on closed cylinder, internal pressure is caused to rise, push rod is driven to act on faying face, at this moment can close water water-supply-pipe gradually, stop watering; And when the outside flow of water is lower than the flow of water in closed cylinder, the moisture closing cylinder inside from inside to outside can be flowed out by the reverse osmosis membrane on cylindrical shell again, cause internal pressure to decline, drive push rod leaves faying face, and water-supply-pipe is resumed water supply.This condition is: | Ψ soil | >|(Ψ sucrose solution+water-supply-pipe elastic force) | soil water potential Inductance valve releases water, and closed cylinder inside forms negative pressure, makes expanded film indent, drives water-supply-pipe (3) trend to open; When | Ψ soil | <|(Ψ sucrose solution+water-supply-pipe elastic force) | soil water potential Inductance valve absorbs water, and closed cylinder inside forms malleation, makes expanded film evagination, and water-supply-pipe (3) trend is closed.And open or close required soil water potential completely and depend on adjustment in advance to adjusting bolt and emulsion tube elastic force.
When being provided with the structure of the coupling part made from water-tight and air-tight rigid material in device of the present invention in closed cylinder, when soil water potential is low cause in closed cylinder be retracted to extreme position time, the liquid level of the osmotic adjustment in closed cylinder should be arranged on the reverse osmosis membrane of immutable volume fractiion, like this soil water potential low cause shrink in closed cylinder time, outside air can be avoided to enter in closed cylinder by reverse osmosis membrane, form the negative pressure appearance destroying and formed in closed cylinder, cause the phenomenon that push rod or frizzen can not move and lose efficacy.
In the device that automatic control of the present invention is watered, spring bearer plate is set on housing, this structure of a compression spring is set between spring bearer plate and gripper shoe, soil water potential low cause in closed cylinder shrink formed negative pressure time, because gripper shoe can be pressed downward by the effect of spring, so just can eliminate the space formed in closed cylinder, avoid negative pressure to cause outside air to enter possibility in closed cylinder further.
Coupling part that in the device that automatic control of the present invention is watered, above-mentioned water-tight and air-tight rigid material is made and there is the structure of spring bearer plate and spring, the condition that its soil water potential Inductance valve releases water or water suction is respectively | Ψ soil | and >|(Ψ sucrose solution+compression spring elastic force (or adding the pressure of connecting portion segmentation fluid column generation)+water-supply-pipe elastic force) |, or | Ψ soil | <|(Ψ sucrose solution+compression spring elastic force (or adding the pressure of connecting portion segmentation fluid column generation)+water-supply-pipe elastic force) |.
Tool of the present invention has the following advantages:
1) this control of the present invention can not rely on the energy of extraneous input, realizes watering water management.
2) the present invention controls to water according to soil water potential, therefore can solve the object of watering as required completely, both can meet the moisture content supply of plant growth completely, the deficiency of rotten that moisture content can be avoided again too much to cause, simultaneously can also using water wisely.
3) artificially can set output by the degree of tightness of adjusting bolt, this way of supplying water feeds water as required according to soil water potential change, and ensure the soil water, fertilizer, gas, heat coordination greatly, soil organisms and plant life environment are greatly improved.In addition, the water saving many flow of water of soil moisture this device high after raining can reduce or stop to supply water.
4) when the present invention works, the soil moisture in soil water potential interval exists with the form of capillary hanging water, namely moisture in soil capillary pore, be air in soil aeration hole, utilize the present invention to water, this feature of soil can be kept, not only air is had but also have soil microorganism to enliven in such soil, be beneficial to fertility release, also ensure that plant roots is breathed greatly and be beneficial to root growth, the soil water, fertilizer, gas, heat are coordinated.Soil organisms and plant life environment are greatly improved.
5) method of the present invention is carried out watering not spoiled soil structure, and this device way of supplying water provides with infiltrating irrigation form, can not spoiled soil granular structure, causes soil compaction.
6) adopt the present invention carry out watering can not make infiltration head produce blocking.Drip irrigation, the infiltrating irrigation of normal use at present carry out Controlled irrigation amount by water dropper or seepage hole perforate size, due to the too little easy generation salinity of drip hole or seepage hole or the blocking of soil subtitle substance.Device of the present invention is the mechanism controls irrigation amount by valve-like, and its friction that opening and closing is formed repeatedly can reduce or stop the gathering of salinity in water, and outlet pipe pore footpath is comparatively large, and the phenomenon of water-pipe blockage is less likely to occur.Another feature of the present invention is, if during the blocked not water outlet of water-supply-pipe, reduce its flow of water and reduce further, the mechanism of valve-like can be made to hold larger, produce larger water scouring force, and make blocked place be dredged with soil moisture.
Accompanying drawing explanation
Accompanying drawing 1 is an embodiment schematic diagram of device of the present invention, and accompanying drawing 2 is the close-up schematic view of associated components in Fig. 1; Accompanying drawing 3 is another embodiment schematic diagram of apparatus of the present invention, and accompanying drawing 4 is the close-up schematic view of associated components in accompanying drawing 3.
In figure: 1-water storage bag; 2-adjusting bolt; 3-water-supply-pipe; 4-push rod; 5-gripper shoe; 6-expanded film; 7-locating ring; The solution of 8-osmotic adjustment; 9-intercommunicating pore; 10-rigid backbone; 11-net; 12-reverse osmosis membrane; 13-enhanced hoop, 14-delivery port, 15-locating groove, 16-is fixed on the upper limb of the immutable volume fractiion made with reverse osmosis membrane, the immutable coupling part of volume of both water tight and air tight material formation, 17-spring, 18-spring bearer plate.
Embodiment
The present invention is described below in conjunction with embodiment and accompanying drawing.
First embodiment of the present invention is see Fig. 1 and Fig. 2, and this embodiment is by formations such as the solution 8 of: housing (part see above accompanying drawing 1), water storage bag (i.e. water source) 1, adjusting bolt 2, water-supply-pipe 3, push rod 4, gripper shoe 5, expanded film 6 and the cylindrical shell closed formed with the immutable volume fractiion that reverse osmosis membrane etc. is formed fixed with expanded film 6, the osmotic adjustment be contained in closed cylinder and delivery ports 14.Wherein: close cylindrical shell in by: for strengthening the hollow out rigid backbone 10 of reverse osmosis membrane rigidity, the metal net 11 strengthening reverse osmosis membrane rigidity further has also been provided with between rigid backbone 10 and reverse osmosis membrane, be reverse osmosis membrane 12 outside net 11, and the portion outside reverse osmosis membrane 12 is provided with enhanced hoop 13 and form.Formation like this close can not the cylindrical shell of deformation.The end of adjusting bolt 2, the part clamping water-supply-pipe 3 that namely interacts with push rod 4 is mating surface.The upper limb of the cylindrical shell of immutable volume fractiion is provided with draw-in groove 15, at the expanded film 6 that this draw-in groove 15 place tensioned fixing elastomeric material of locating ring 7 of band is made, carry out bonding at joint portion waterproof glue simultaneously and realize sealing, utilize tension force and the waterproof glue adhesive effect of locating ring 7 like this, be fixed on closed cylindrical shell upper limb place by stuck for expanded film.Expanded film arranges the gripper shoe 5 it having push rod 4.In this embodiment of the present invention, be positioned at above gripper shoe 5 at housing and fix a spring bearer plate 18, a compression spring 17 is set between spring bearer plate 18 and gripper shoe 5.Like this when producing negative pressure in closed cylinder, because gripper shoe 5 can be pressed downward by the effect of spring, eliminating after closed cylinder internal cause negative pressure may form space and then cause outside air to enter this space and causing failure of apparatus of the present invention.Determine the relevant parameter of spring 17 by test in concrete manufacture process.
This structure of the present embodiment can make its inside be subject to positive/negative pressure can not there is deformation, simultaneously because the hole on net 11, skeleton 10 and the gap between each enhanced hoop 13 can ensure there be sufficient contact and interaction between outside soil with the reverse osmosis membrane of cylinder 12 wall, be beneficial to exchange of moisture in the soil water and cylinder.When causing cylinder 12 inside to produce positive/negative pressure because of outside flow of water change, the change of volume can be fully transmitted to expanded film 6 place, produce convex or concave, to provide corresponding power.
In the present embodiment, the solution 8 of osmotic adjustment is filled in the confined space that the cylindrical shell 12 made of reverse osmosis membrane and expanded film 6 are formed, the solution 8 of the concrete osmotic adjustment used is aqueous sucrose solution in the present embodiment, in sugar juice, be added with preservative simultaneously, to avoid the present invention, putrid and deteriorated problem in use occur.The flow of water of the osmotic adjustment aqueous solution is-0.1MPa ~-0.5MPa in the present embodiment.
In the present embodiment, push rod 4 is fixed in gripper shoe 5 and forms an entirety, and the top of push rod 4 and be arranged at case top adjusting bolt 2 top between be clamped with the delivery hose 3 made with latex or silica gel, can be outwardly when expanded film 6 is subject to internal positive pressure effect, gripper shoe 5 can be promoted move, push rod 4 is driven upwards to push up to water-supply-pipe 3, at this moment, under the effect at wedge shaped ejector pin 4 top and bolt 2 top, water-supply-pipe 3 can be reduced by the sectional area of retaining part, thus the water velocity outwards exported is diminished, until water delivery cross section is blocked completely, and stop water delivery, and can concave when expanded film 6 is subject to internal negative pressure effect, make gripper shoe 5 servo-actuated, push rod 4 and bolt 2 top is driven to be separated, at this moment, under water-supply-pipe 3 inside water pressure effect and latex or the flexible synergy of silicone tube, water-supply-pipe 3 can be become large by the sectional area of retaining part, thus recovers to water, and makes the water velocity outwards exported become large gradually.
In the present embodiment, can be regulated and controled carrying capacity by the adjustment of bolt 2, to adapt to the needs of Different Crop growth.
Accompanying drawing 3 and accompanying drawing 4 are the another kind of embodiment of device of the present invention, from diagramatic content, this embodiment and previous embodiment are identical substantially, its difference be in the cylindrical shell closed form by: with the immutable volume fractiion of reverse osmosis membrane and the immutable coupling part 16 of the volume be made up of both water tight and air tight material that is connected with the upper limb of the immutable volume fractiion of reverse osmosis membrane.In the present embodiment, coupling part 16 is directly with being reverse osmosis membrane 12 outside hollow out rigid backbone 10, metal net 11, net 11, and the part at the closed cylinder that forms of enhanced hoop 13 outside reverse osmosis membrane 12 and expanded film 6 place of fixing is coated with the water-tight and air-tight water-repellent paint of one deck outward and forms, see accompanying drawing 3.One section of hard plastic tube that coupling part 16 also can adopt two ends to fix with closed cylinder and expanded film respectively when actual manufacturing or metal tube, so namely form other embodiment of the present invention.The upper limb of linking portion 16 fixes the expanded film 6 of the variable-volume made with telescopic elastomeric material, so forms the cylindrical shell closed.Expanded film 6 arranges the gripper shoe 5 it having push rod 4, and push rod 4 and case top and be arranged at case top adjusting bolt 2 top between be clamped with the delivery hose 3 made with latex or silica gel.The present embodiment can adopt plastics or metal tube as coupling part 16 in concrete manufacture.In the cylindrical shell closed, be contained with the liquid 8 being mixed with osmotic adjustment, in the present embodiment, the liquid 8 of osmotic adjustment have employed aqueous sucrose solution equally.The present embodiment should ensure the immutable volume fractiion of the liquid level of the liquid 8 of the osmotic adjustment when extreme dehydration in closed cylinder higher than reverse osmosis membrane and the link position of coupling part in the manufacture of reality.Like this when soil lack of water cause in cylinder produce negative pressure time, its space formed can only be in connecting portion office, and the gas in the external world cannot be entered in it by the coupling part of being made up of waterproof gas impermeable material.
Also as embodiment 1, can be positioned at above gripper shoe 5 at housing and fix a spring bearer plate 18, a compression spring 17 is set between spring bearer plate 18 and gripper shoe 5 in the present embodiment.Have better result of use like this.The other embodiment of the present invention is formed when push rod originally being changed in aforementioned enforcement into the frizzen that its end can act in magnetic valve or electromagnetic switch.
The control of the outer soil water potential of closed cylinder that water-supply-pipe opening and closing of the present invention is made by reverse osmosis membrane completely, when the outside flow of water is higher than the flow of water in closed cylinder, outside moisture will enter in cylinder by the reverse osmosis membrane 12 on cylindrical shell, internal pressure is caused to rise, at this moment can close water pipe 3 gradually, stop watering; And when the outside flow of water is lower than the flow of water in closed cylinder, the moisture closing cylinder inside from inside to outside can be flowed out by the reverse osmosis membrane 12 on cylindrical shell again, cause internal pressure to decline, water pipe is resumed water supply.
An embody rule of the present invention is as follows:
Be a bit larger tham the metal tube of diameter of the housing with a diameter in the soil of root system of plant dense part, vertically make a call to the hole that is slightly deeper than the shell length of apparatus of the present invention, to add water furnishing pasty state with the soil taken out, pour into again in hole, then rapid device of the present invention to be inserted in hole completely, water storage bag 1 is positioned over higher than delivery port 20cm position again, a diameter 5mm is vertically being buried apart from soil water potential Inductance valve lateral separation 4cm place, the hard tubule of both ends open, hard tubule lower end is positioned at upper end fore-and-aft distance 2/3 place of device of the present invention, the unearthed face 2cm of hard tubule upper end height, pipeline is connected by figure, water storage bag 1 fills water, adjusting water outlet set screw 2 is to not dripping.Plant root is filled water after 24 hours adjusting water outlet set screw 2 to just not water outlet, delivery port 14 is inserted hard tubule upper end, backfill soil has buried device of the present invention, and namely device of the present invention enters duty, and according to water shutoff gesture control water.If at Waterlogged soil one deck 1 square meter left and right mulch film, can soil evaporation be reduced, can more economize on water.
Claims (18)
1. one kind controls the method for watering automatically, it is characterized in that need carry out watering aqua region bury underground it has reverse osmosis membrane, close, fill the container putting the liquid being mixed with osmotic adjustment in it, and make reverse osmosis membrane part on container keep and water fully contacting of pool soil, the power that the change that the regional soil flow of water is watered in utilization causes the expansion of generation in container or convergent force to open and close as the hydraulic pipeline controlling to be communicated with water source.
2.
according to claimthe method that a kind of automatic control described in 1 is watered, the immutable volume fractiion that the container described in its feature is made up of reverse osmosis membrane and the variable-volume part be made up of telescopic elastomeric material form,
And a protruding object is set outside variable-volume part, utilize protruding object to extrude water-supply-pipe outer wall, or touch magnetic valve, realize the function that the hydraulic pipeline be communicated with water source is opened and closed.
3.
according to claimthe method that automatic control described in 1 or 2 is watered, is characterized in that described water source is be stored in the water in high-order water bag or head-tank.
4. one kind controls the device that waters automatically, it is characterized in that device comprises: housing, be arranged at the part with the immutable volume with reverse osmosis membrane under housing and be connected with immutable volume fractiion form closed cylindrical shell by the variable-volume part that telescopic elastomeric material is made, the liquid being mixed with osmotic adjustment is contained with in the cylindrical shell closed, fix its end at the outer surface of variable-volume part of the cylindrical shell closed and can act on frizzen in magnetic valve or electromagnetic switch, osmotic adjustment is the derivative of sugar juice or sugar or inorganic salts or organic molecule polar substances or amino acid or betain or glycerine.
5.
according to claimthe device that a kind of automatic control described in 4 is watered, it is characterized in that in the cylindrical shell closed in device: immutable volume fractiion by hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member that the enhanced hoop outside reverse osmosis membrane forms and form; Variable-volume part is second cylindrical member formed with the expanded film of telescopic elastic material fixed with the tube port position of aforementioned cylindrical member, close in cylinder and be contained with the liquid being mixed with osmotic adjustment, be fixedly installed its end in expanded film appearance and can act on frizzen in magnetic valve or electromagnetic switch.
6. one kind controls the device that waters automatically, it is characterized in that device comprises: housing, be arranged at the part of the immutable volume with reverse osmosis membrane under housing, the immutable coupling part of the volume be made up of both water tight and air tight rigid material be connected with the top of immutable volume fractiion and be connected with coupling part form closed cylindrical shell by the variable-volume part that telescopic elastomeric material is made, the liquid being mixed with osmotic adjustment is contained with in the cylindrical shell closed, fix its end at the outer surface of variable-volume part of the cylindrical shell closed and can act on frizzen in magnetic valve or electromagnetic switch, osmotic adjustment is the derivative of sugar juice or sugar or inorganic salts or organic molecule polar substances or amino acid or betain or glycerine.
7.
according to claimthe device that a kind of automatic control described in 6 is watered, it is characterized in that the immutable volume fractiion of the middle closed cylinder of device by: hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member of the enhanced hoop formation outside reverse osmosis membrane, what fix with aforementioned first cylindrical member tube port position is formed with the coupling part that water-tight and air-tight rigid material is made; In device, variable-volume part is the second cylindrical member made with the expanded film of telescopic elastic material fixed with the top of coupling part, be contained with the liquid being mixed with osmotic adjustment in closed cylinder, be fixedly installed its end in expanded film appearance and can act on frizzen in magnetic valve or electromagnetic switch.
8.
according to claimany one described in 4 to 7 controls the device watered automatically, it is characterized in that outside expanded film, arrange a gripper shoe, is fixedly installed its end on the supporting plate and can acts on frizzen in magnetic valve or electromagnetic switch.
9.
according to claimthe device that a kind of automatic control described in 8 is watered, is characterized in that being positioned at above gripper shoe at housing fixing a spring bearer plate, arranges a compression spring between spring bearer plate and gripper shoe.
10. one kind controls the device that waters automatically, it is characterized in that device comprises: housing, be arranged at the part with the immutable volume with reverse osmosis membrane under housing and be connected with immutable volume fractiion form closed cylindrical shell by the variable-volume part that telescopic elastomeric material is made, the liquid being mixed with osmotic adjustment is contained with in the cylindrical shell closed, a push rod is fixed at the outer surface of the variable-volume part of the cylindrical shell closed, the end of push rod is fixed on one section that to be clamped with the hydraulic pipeline prepared with elastomeric material be communicated with water source between the mating surface on housing with one, osmotic adjustment is the derivative of sugar juice or sugar or inorganic salts or organic molecule polar substances or amino acid or betain or glycerine.
11.
according to claimthe device that automatic control described in 10 is watered, it is characterized in that in the cylindrical shell closed in device: immutable volume fractiion by hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member that the enhanced hoop outside reverse osmosis membrane forms and form; Variable-volume part is second cylindrical member formed with the expanded film of telescopic elastic material fixed with the tube port position of the first cylindrical member, close in cylinder and be contained with the liquid being mixed with osmotic adjustment, fix a push rod in expanded film appearance, the end of push rod is fixed on one section that to be clamped with the hydraulic pipeline prepared with elastomeric material be communicated with water source between the mating surface on housing with one.
12.
according to claimthe device that a kind of automatic control described in 10 is watered, it is characterized in that the immutable volume fractiion of the closed cylinder in device by: hollow out rigid backbone, be positioned at outside rigid backbone with metal or the net of plastic material, the reverse osmosis membrane be positioned at outside the net of metal or plastic material, and be positioned at the first cylindrical member of the enhanced hoop formation outside reverse osmosis membrane, what fix with aforementioned first cylindrical member tube port position is formed with the coupling part that water-tight and air-tight rigid material is made; In device, variable-volume part is the second cylindrical member made with the expanded film of telescopic elastic material fixed with the top of coupling part, close in cylinder and be contained with the liquid being mixed with osmotic adjustment, fix a push rod in expanded film appearance, the end of push rod is fixed on one section that to be clamped with the hydraulic pipeline prepared with elastomeric material be communicated with water source between the mating surface on housing with one.
13.
according to claimany one described in 10 or 11 or 12 controls the device watered automatically, it is characterized in that outside expanded film, arrange a gripper shoe, is fixedly installed push rod on the supporting plate.
14.
according to claimthe device that automatic control described in 13 is watered, it is characterized in that described mating surface is combined with the end of adjusting bolt, described adjusting bolt coordinates with the screw that vessel shell body wall is arranged.
15.
according to claimthe device that automatic control described in 14 is watered, is characterized in that the reverse osmosis Auto-regulator in closed cylinder is the sugared aqueous solution, in sugar juice, is added with preservative.
16.
according to claimthe device that a kind of automatic control described in 15 is watered, is characterized in that being positioned at above gripper shoe at housing fixing a spring bearer plate, arranges a compression spring between spring bearer plate and gripper shoe.
At the fixing means of closed cylinder upper limb and expanded film in the device that 17. automatic controls according to claim 16 are watered, it is characterized in that closed cylinder upper limb is provided with draw-in groove, and with the locating ring of belt tension and the adhesive of waterproof, expanded film is fixed on draw-in groove place.
At the upper limb of coupling part and the fixing means of expanded film in the device that 18. automatic controls according to claim 16 are watered, it is characterized in that the upper limb of coupling part is provided with draw-in groove, and with the locating ring of belt tension and the adhesive of waterproof, expanded film is fixed on draw-in groove place.
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| CN201510554782.8A CN105210821B (en) | 2015-09-04 | 2015-09-04 | A kind of method and device for automatically controlling watering |
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| CN201510554782.8A CN105210821B (en) | 2015-09-04 | 2015-09-04 | A kind of method and device for automatically controlling watering |
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| CN106258863A (en) * | 2016-10-26 | 2017-01-04 | 中国农业科学院农业资源与农业区划研究所 | A kind of soil autocontrol irrigation method |
| CN107047252A (en) * | 2017-05-22 | 2017-08-18 | 华侨大学 | The automatic irrigation device of water pipe break-make is controlled based on absorbent material |
| CN109105205A (en) * | 2018-09-28 | 2019-01-01 | 东北林业大学 | A kind of water-saving booster formula dripping irrigation case |
| CN110291965A (en) * | 2018-03-23 | 2019-10-01 | 黄燕 | Reverse osmosis note fills needle under a kind of plant control note filling is native |
| CN110637713A (en) * | 2019-10-25 | 2020-01-03 | 余斌 | Plant root underground irrigation ware that rainwater was collected can carry out |
| CN111108366A (en) * | 2017-07-18 | 2020-05-05 | 艾德里佩尔公司 | Soil water potential effector equipment and application thereof |
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| CN110637713A (en) * | 2019-10-25 | 2020-01-03 | 余斌 | Plant root underground irrigation ware that rainwater was collected can carry out |
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| CN105210821B (en) | 2018-02-06 |
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