CN105210821B - A kind of method and device for automatically controlling watering - Google Patents
A kind of method and device for automatically controlling watering Download PDFInfo
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- CN105210821B CN105210821B CN201510554782.8A CN201510554782A CN105210821B CN 105210821 B CN105210821 B CN 105210821B CN 201510554782 A CN201510554782 A CN 201510554782A CN 105210821 B CN105210821 B CN 105210821B
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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 for automatically controlling watering.The present invention method be：Be need to carry out pouring aqua region it is embedded have thereon reverse osmosis membrane, closing, filled in it and put the container of the liquid for being mixed with osmotic adjustment, and reverse osmosis membrane part on container is kept with pouring fully contacting for pool soil, cause the power that caused expansion or shrinkage masterpiece opens and closes for the hydraulic pipeline that control connects with water source in container using the change for the regional soil flow of water of watering.The present invention can be independent of the energy of external world's input, water management is poured in realization, and it is to be controlled to water according to soil water potential, therefore the purpose watered on demand can be fully solved, both the moisture content supply of plant growth can have been fully met, the deficiency of rotten caused by can avoiding moisture content excessive again, while can be with using water wisely.
Description
Technical field
The present invention relates to a kind of method and device for automatically controlling watering, particularly one kind to become according to soil water potential
Change, automatically turn on or close the method and device of watering.
Background technology
According to soil water potential height, plant, whether water shortage does not feed water blindly control one kind of pouring water in the prior art,
Another kind is to use some sensor technologies and computer and corresponding automatic control technology, utilizes sensor collection soil moisture
Information, by computer disposal and corresponding action signal is exported, valve event is driven by executing agency, realized and supply water or break
Water, the technical scheme as disclosed in Chinese invention patent application 2012101422711, this scheme take into account soil water potential and plant
Thing needs regimen condition.It will be apparent that this kind of installation cost is higher, structure is relatively sufficiently complex, need to be realized in the case where there is electrical energy conditions, and
And have corresponding requirements to working region or condition, and it is even harsher in the requirement of this respect in some cases, in general family
The flowerpot of front yard cultivation, substantially has the possibility using this device, but its use cost is relatively large in greenhouse production.For nobody
Region on duty, or the place without electricity is but without the possibility using this kind of device.
Chinese invention patent application 2008102025332 discloses a kind of automatic watering device of flowerpot, including water storage ball, close
Sealing joint, water-supply-pipe, it is tightly connected between water storage ball and water-supply-pipe by seal nipple.Water storage ball is by hard transparent plastic one
It is molded, boring, water storage ball bottom is provided with jointing, is provided with a semicircular outlet on joint end face, on water-supply-pipe
End face is provided with a semicircle import, and the alignment angle adjustable between semicircular outlet and semicircle import, for controlling water
Ooze out flow.The device has the characteristics of simple in construction, easy to use, cheap.This device water-supply-pipe when in use
From the upper insertion flowerpot to be watered, the water in water storage ball can be slowly penetrated into flowerpot by water-supply-pipe, keeps soil in flowerpot
Appropriateness moistening.When people are away on a vacation, gone on tour, watering flow can be set, can be to a flowerpot within a period of time
Continuous pouring.It is apparent that this device can only be continuous water supply, and although easy-to-use, water wasting, particularly good conditions for soil moisture's
In the case of continue to water, soil moisture often in saturation state lack soil air be unfavorable for soil and root breath, be unfavorable for planting
The growth of thing, or even rotten.
The content of the invention
The present invention provide it is a kind of overcome prior art deficiency, method that watering can be automatically controlled according to soil water potential and
Device.
The present invention it is a kind of automatically control watering method be：It is to carry out pouring aqua region and burying have counter-infiltration thereon
Film, closing, the container for putting the liquid for being mixed with osmotic adjustment is filled in it, and protect on container reverse osmosis membrane part
Hold with pouring fully contacting for pool soil, cause caused expansion or shrinkage in container using the change for the regional soil flow of water of watering
The power that masterpiece opens and closes for the hydraulic pipeline that control connects with water source.The present invention utilizes the regional soil flow of water of watering
Change causes the osmotic adjustment made of reverse osmosis membrane in container to cause to produce in container by reverse osmosis membrane water suction or dehydration
Raw positive and negative pressure change, the hydraulic pipeline connected using shape control caused by this pressure change with water source are opened and closed
Realize automatic watering function.Specifically, it is high compared with the osmotic adjustment flow of water in container in soil water potential during present invention application
When, osmotic adjustment can be absorbed water by reverse osmosis membrane in cylinder, produced malleation, made container evagination, otherwise when soil water potential is relatively held
When the osmotic adjustment flow of water is low in device, osmotic adjustment can release water by reverse osmosis membrane again in cylinder container, produce negative pressure, make
Container indent, the hydraulic pipeline connected by the use of the deformation of this convex or concave as control with water source are opened and closed dynamic
Power.
In a kind of method for automatically controlling watering of the present invention, described container can be made what is be made up of reverse osmosis membrane
Immutable volume fractiion and the variable-volume part being made up of telescopic elastomeric material outside immutable volume fractiion
Two parts, so prevent reverse osmosis membrane shell portion from outside using the immutable volume fractiion being made up of reverse osmosis membrane
Expansion, so deformation can will act only on variable-volume part caused by pressure caused by the outside flow of water, equivalent to will be used for
The action amplification of water pipe is opened and closed, and makes its working effect relatively reliable.One raised object is set outside variable-volume part,
Water delivery pipe outer wall is extruded using raised object, or touches the magnetic valve of control watering, you can realization pair connects defeated with water source
The function that water lines open and close.
The water source of the present invention automatically controlled described in the method for watering is the water bag for being stored in a high position or high-order water
Water in pond.
A kind of device for automatically controlling watering of the present invention includes：Housing, the use under housing is arranged at counter-infiltration
Film can not variable volume part and the telescopic elastomeric material of use that is connected with immutable volume fractiion made of variable-volume
Part forms the cylinder of closing, the liquid for being mixed with osmotic adjustment is contained with the cylinder of closing, in the cylinder of closing
The outer surface of variable-volume part fix the frizzen that its end may act in magnetic valve or electromagnetic switch, infiltration is adjusted
Save the derivative or inorganic salts or organic molecule polar substances or amino acid or glycine betaine or sweet that material is sugar juice or sugar
Oil.Here and magnetic valve described later refers to the valve for controlling watering, and electromagnetic switch refers to the switch for controlling water pump.
Further, in the cylinder of the closing in the device for automatically controlling watering of the invention：Immutable volume fractiion is by engraving
Empty rigid backbone, outside rigid backbone with the net of metal or plastic material, the net positioned at metal or plastic material
Outer reverse osmosis membrane, and the first cylindrical member of the enhanced hoop composition outside reverse osmosis membrane are formed；Variable-volume part is
Second cylindrical member that the expanded film with telescopic elastic material mutually fixed with the tube port position of foregoing cylindrical member is formed, envelope
Close in cylinder and be contained with the liquid for being mixed with osmotic adjustment, its end, which is fixedly installed, in expanded film appearance may act on electricity
Frizzen on magnet valve or electromagnetic switch.In the device of the present invention using hollow out rigid backbone and be attached to the rigid bone of hollow out
Frame prevents this part to contract；Enhanced hoop outside using reverse osmosis membrane makes this part of outside expansion suffer restraints,
The effect of similar amplification can be thus formed, will be because on expanded film, making its effect in contraction or expansion active set caused by the flow of water
It is more reliable in magnetic valve or electromagnetic switch or the effect of water-supply-pipe.The gap of each enhanced hoop of peripheral hardware can ensure the present invention simultaneously
Sealing cylinder can be good with outside soil conservation contact, and the hollow out of the rigid backbone of the net and hollow out in reverse osmosis membrane
Part can make substantially unhinderedly to pass in and out in cylinder by the moisture content of the material of reverse osmosis membrane again.
Corresponding with this foregoing embodiment is that the another embodiment of watering device of the present invention is：Wrapped in device
Include：Housing, be arranged under housing with reverse osmosis membrane can not the part of variable volume, the top phase with immutable volume fractiion
The immutable coupling part of the volume being made up of both water tight and air tight rigid material even and the use being connected with coupling part can
Variable-volume part made of flexible elastomeric material forms the cylinder of closing, is contained with the cylinder of closing and is mixed with infiltration
The liquid of Auto-regulator, fix its end in the outer surface of the variable-volume part of the cylinder of closing and may act on magnetic valve
Or the frizzen in electromagnetic switch, osmotic adjustment are derivative or inorganic salts or the organic molecule pole of sugar juice or sugar
Property material or amino acid or glycine betaine or glycerine.
One concrete structure of foregoing device of the invention is：The immutable volume fractiion of the middle closed cylinder of device by：
The rigid backbone of hollow out, outside rigid backbone with the net of metal or plastic material, positioned at metal or plastic material
Reverse osmosis membrane outside net, and the first cylindrical member of the enhanced hoop composition outside reverse osmosis membrane, with foregoing first tubular structure
Coupling part made of the water-tight and air-tight rigid material of use that part tube port position is mutually fixed is formed；Variable-volume part in device
Second cylindrical member made of the expanded film with telescopic elastic material mutually fixed for the top with coupling part, closed cylinder
The liquid for being mixed with osmotic adjustment is inside contained with, its end, which is fixedly installed, in expanded film appearance may act on magnetic valve
Or the frizzen in electromagnetic switch.
A kind of device for automatically controlling watering of the present invention can also include：Housing, the use under housing is arranged at anti-
Permeable membrane can not variable volume part and the telescopic elastomeric material of use that is connected with immutable volume fractiion made of it is variable
Volume fractiion forms the cylinder of closing, the liquid for being mixed with osmotic adjustment is contained with the cylinder of closing, in closing
A push rod is fixed in the outer surface of the variable-volume part of cylinder, between the end of push rod and a mating surface being fixed on housing
It is clamped with one section of hydraulic pipeline prepared with elastomeric material connected with water source, osmotic adjustment is spreading out for sugar juice or sugar
Biology or inorganic salts or organic molecule polar substances or amino acid or glycine betaine or glycerine.This device of the present invention can be with
Carry out realizing automatic watering function operation without using the energy of outside, that is, pass through the variable-volume caused by the flow of water change of soil outside
Partial deformation, the motion of push rod relative engagement face is driven, the clamping action to elastic water-supply-pipe is produced, leads to the water delivery of water-supply-pipe
Road diminishes until closing, or open until maximum, realizes automatic watering function.
Concrete structure in previous embodiment can be in the cylinder closed in device：Immutable volume fractiion is by hollow out
Rigid backbone, outside rigid backbone with the net of metal or plastic material, outside the net of metal or plastic material
Reverse osmosis membrane, and the first cylindrical member that enhanced hoop outside reverse osmosis membrane is formed forms；Variable-volume part be with
Second cylindrical member that the expanded film with telescopic elastic material that the tube port position of first cylindrical member is mutually fixed is formed, closing
Be contained with the liquid for being mixed with osmotic adjustment in cylinder, a push rod fixed in expanded film appearance, the end of push rod with one
It is fixed between the mating surface on housing and is clamped with one section of the hydraulic pipeline prepared with elastomeric material connected with water source.It is or preceding
One embodiment uses following concrete structures：
The immutable volume fractiion of closed cylinder in device by：The rigid backbone of hollow out, the use outside rigid backbone
The net of metal or plastic material, the reverse osmosis membrane outside the net of metal or plastic material, and outside reverse osmosis membrane
The first cylindrical member for forming of enhanced hoop, the use mutually fixed with foregoing first cylindrical member tube port position is water-tight and air-tight just
Property made of material coupling part form；Variable-volume part is that the use mutually fixed with the top of coupling part is scalable in device
Second cylindrical member made of the expanded film of elastomeric material, close in cylinder and be contained with the liquid for being mixed with osmotic adjustment,
Expanded film appearance fixes a push rod, is clamped between the end of push rod and a mating surface being fixed on housing and is connected with water source
One section of hydraulic pipeline prepared with elastomeric material.
It is of the invention, clamped between the end of push rod and a mating surface being fixed on housing as most preferred embodiment
In the device for having the hydraulic pipeline prepared with elastomeric material connected with water source, mating surface is combined with the end of regulating bolt, institute
The regulating bolt stated coordinates with the screw set on vessel shell body wall.This structure of present embodiment can pass through rotation in advance
Turn the distance between bolt adjustment mating surface and push rod, the initial cross-section that rises of water-supply-pipe water delivery is changed, so as to realize water delivery
The regulation of speed and irrigation quantity changes, and realizes that the purpose of water flow velocity and amount is poured in control.
In the device embodiment of the present invention, a supporting plate is set outside expanded film, its end is fixedly installed on the supporting plate
The frizzen or push rod that portion may act in magnetic valve or electromagnetic switch, due to being provided with supporting plate on expanded film, so may be used
By the effect of supporting plate, make to be fixed on the frizzen on expanded film or push rod obtains bigger active force, while can also be
Expanded film is avoided to be damaged during operation, the service life of extension fixture.
In the device embodiments of the present invention, the counter-infiltration Auto-regulator in closed cylinder is the sugared aqueous solution, molten in sugar
Added with preservative in liquid.
In the above-mentioned device for automatically controlling watering of the present invention, it can also be located in housing above supporting plate and fix a bullet
Spring pressing plate, a compression spring is set between spring bearer plate and supporting plate.Can so have more preferable effect.
In the device of the present invention for automatically controlling watering closed cylinder upper limb and expanded film fixing means be
Closed cylinder upper limb or upper limb in coupling part are provided with neck, and will be swollen with the locating ring of belt tension and the adhesive of waterproof
Swollen film is fixed at neck.This method of the present invention can make full use of the work of the tension force of retainer ring and the adhesive of waterproof
With expanded film being firmly secured to the upper limb of the immutable volume fractiion of cylinder, it is ensured that device normal work.
The water-supply-pipe of the present invention is opened and closed completely by soil water potential is controlled outside closed cylinder made of reverse osmosis membrane.With this hair
It is outside when the outside flow of water is higher than the flow of water in closed cylinder exemplified by bright push rod clamps the device of water delivery tubular construction with faying face
Moisture will by the reverse osmosis membrane on closed cylinder enter cylinder in, cause internal pressure to rise, drive push rod act on knot
Conjunction face, water water-supply-pipe at this moment can be progressively closed off, stop watering；And when the outside flow of water is less than the flow of water in closed cylinder, closing
The internal moisture of cylinder can be flowed out from inside to outside by the reverse osmosis membrane on cylinder again, cause internal pressure to decline, drive push rod from
Faying face is opened, water-supply-pipe is resumed water supply.This condition is：| Ψ soil |>|（Ψ sucrose solutions+water-supply-pipe elastic force）| soil water potential
Inductance valve releases water, and closed cylinder is internally formed negative pressure, makes expanded film indent, drives water-supply-pipe（3）Tend to open；When | Ψ soil |<|
（Ψ sucrose solutions+water-supply-pipe elastic force）| soil water potential Inductance valve absorbs water, and closed cylinder is internally formed malleation, makes expanded film evagination,
Water-supply-pipe（3）Tend to close.And the soil water potential required for opening or closing completely depends on the regulation to regulating bolt in advance,
And emulsion tube elastic force.
Connected when being provided with the device of the present invention in closed cylinder made of water-tight and air-tight rigid material
Partial structure, when soil water potential is low causes closed cylinder contract to extreme position, the osmotic adjustment in closed cylinder
The liquid level of material should be located on reverse osmosis membrane in immutable volume fractiion, so cause closing cylinder soil water potential is low
When shrinking in vivo, the air of outside can be avoided to enter by reverse osmosis membrane in closed cylinder, formed and destroy shape in closed cylinder
Into negative pressure appearance, the phenomenon for causing push rod or frizzen to move and fail.
Automatically controlling in the device of watering for the present invention sets spring bearer plate, between spring bearer plate and supporting plate on housing
Set a compression spring this structure, soil water potential it is low cause closed cylinder contract formed negative pressure when, due to spring
Effect supporting plate can be pressed downward, can thus eliminate the space formed in closed cylinder, further avoid negative pressure from making
The possibility entered into outside air in closed cylinder.
Connecting portion made of above-mentioned water-tight and air-tight rigid material in the device for automatically controlling watering of the present invention
Point and structure with spring bearer plate and spring, its soil water potential Inductance valve releases water or the condition of water suction is respectively | Ψ soil |>|
（Ψ sucrose solutions+compression spring elastic force（Or along with pressure caused by connecting portion segmentation fluid column）+ water-supply-pipe elastic force）|, or |
Ψ soil |<|（Ψ sucrose solutions+compression spring elastic force（Or along with pressure caused by connecting portion segmentation fluid column）+ water-supply-pipe elastic force）
|。
The invention has the advantages that：
1）This control of the present invention can pour water management independent of the energy of external world's input, realization.
2）The present invention is entirely to be controlled to water according to soil water potential, therefore can be fully solved the purpose watered on demand, both
It can fully meet the moisture content supply of plant growth, the deficiency of rotten caused by can avoiding moisture content excessive again, while can be with
Using water wisely.
3）Output can be manually set by the elastic of regulating bolt, this way of supplying water is changed according to soil water potential
Feed water on demand, greatly ensure that the soil water, fertilizer, air and heat are coordinated, geobiont and plant life environment are greatly changed
It is kind.In addition, water saving high present apparatus of the more flows of water of soil moisture when rainy after can reduce or stop supplying water.
4）During present invention work, the soil moisture in soil water potential section is present in the form of capillary hanging water, that is,
It is aqueous in soil capillary pore, it is air in soil aeration hole, is watered using the present invention, this of soil can be kept
Feature, there is air to there is soil microorganism to enliven again in such soil, beneficial to fertility release, also greatly ensure
Plant root breath is beneficial to root growth, and the soil water, fertilizer, air and heat are coordinated.Geobiont and plant life environment are greatly changed
It is kind.
5）The method of the present invention, which is watered, does not destroy soil texture, and present apparatus way of supplying water is provided in the form of infiltrating irrigation,
Soil granular structure will not be destroyed, causes soil hardening.
6）Adopt the present invention carry out watering will not make infiltration head produce blocking.The current drip irrigation often used, infiltrating irrigation are to pass through drop
Head or seepage hole perforate size carry out Controlled irrigation amount, because drip hole or seepage hole too small easily generation salinity or soil subtitle substance are blocked up
Plug.The device of the present invention is the mechanism controls irrigation amount by valve-like, and it is opened and closed the friction of formation and can reduce or prevent repeatedly
The aggregation of salinity in water, and outlet pipe pore footpath is larger, it is not easy to the phenomenon of water-pipe blockage occurs.Another feature of the present invention
It is that if water-supply-pipe is blocked during not water outlet, reducing its flow of water with soil moisture further reduces, and can hold the mechanism of valve-like
Bigger, the bigger water scouring force of generation is obtained, and is dredged blocked place.
Brief description of the drawings
Accompanying drawing 1 is one embodiment schematic diagram of the device of the present invention, and accompanying drawing 2 is the partial enlargement of associated components in Fig. 1
Schematic diagram；Accompanying drawing 3 is another embodiment schematic diagram of apparatus of the present invention, and accompanying drawing 4 is the partial enlargement of associated components in accompanying drawing 3
Schematic diagram.
In figure：1- water storage bags；2- regulating bolts；3- water-supply-pipes；4- push rods；5- supporting plates；6- expanded films；7- locating rings；
The solution of 8- osmotic adjustments；9- intercommunicating pores；10- rigid backbones；11- nets；12- reverse osmosis membranes；13- enhanced hoops, 14- water outlets
Mouthful, 15- locating grooves, 16- is fixed on the upper limb of immutable volume fractiion, both water tight and air tight material made of reverse osmosis membrane
Expect the immutable coupling part of volume formed, 17- springs, 18- spring bearer plates.
Embodiment
The present invention is with reference to embodiments and accompanying drawing illustrates.
One embodiment of the present invention referring to Fig. 1 and Fig. 2, this embodiment by：Housing（Referring to the portion above accompanying drawing 1
Point）, water storage bag（That is water source）1st, regulating bolt 2, water-supply-pipe 3, push rod 4, supporting plate 5, expanded film 6 and fixed with the phase of expanded film 6
The cylinder of the closing formed with the immutable volume fractiions of the compositions such as reverse osmosis membrane, the osmotic adjustment that is contained in closed cylinder
The solution 8 and the grade of delivery port 14 of material are formed.Wherein：In the cylinder of closing by：Hollow out for strengthening reverse osmosis membrane rigidity is firm
Property skeleton 10, has been additionally provided with the metal net for further enhancing reverse osmosis membrane rigidity between rigid backbone 10 and reverse osmosis membrane
11, it is that portion outside reverse osmosis membrane 12, and reverse osmosis membrane 12 is provided with enhanced hoop 13 and formed outside net 11.The closing being thusly-formed
Can not deformation cylinder.The end of regulating bolt 2, i.e., the part for the clamping water-supply-pipe 3 that interacted with push rod 4 is to coordinate
Face.The upper limb of the cylinder of immutable volume fractiion is provided with neck 15, with tensioned locating ring 7 at this neck 15
Expanded film 6 made of fixation elastomeric material, while bonded in joint portion with waterproof glue and realize sealing, so using fixed
The tension force and waterproof glue adhesive effect of position ring 7, at the stuck cylinder upper limb for being fixed on closing of expanded film.Set on expanded film
There is the supporting plate 5 of push rod 4 thereon.In this embodiment of the present invention, it is located in housing above supporting plate 5 and fixes a spring pressure
Plate 18, a compression spring 17 is set between spring bearer plate 18 and supporting plate 5.So when producing negative pressure in closed cylinder, due to
Supporting plate 5 can be pressed downward by the effect of spring, eliminated closed cylinder internal cause negative pressure and be likely to form space, in turn result in the external world
Air causes failure of apparatus of the invention after entering the space.Spring 17 can be determined in specific manufacturing process by testing
Relevant parameter.
This structure of the present embodiment can make be deformed upon by positive/negative pressure inside it, simultaneously because net 11, bone
The gap between hole and each enhanced hoop 13 on frame 10 can ensure have between the soil of outside and the reverse osmosis membrane of the wall of cylinder 12 sufficiently
Contact and interaction, beneficial to exchange of moisture in the soil water and cylinder.When because of the change of the outside flow of water, to cause the inside of cylinder 12 to produce positive and negative
During pressure, the change of volume can be fully transmitted at expanded film 6, convex or concave be produced, to provide corresponding power.
In the present embodiment, osmotic adjustment is filled in the confined space that cylinder 12 made of reverse osmosis membrane is formed with expanded film 6
The solution 8 of material, the solution 8 of osmotic adjustment specifically used in the present embodiment is aqueous sucrose solution, while molten in sugar
Added with preservative in liquid, to avoid the present invention that putrid and deteriorated problem occurs in use.Osmotic adjustment in the present embodiment
The flow of water of the aqueous solution is -0.1MPa~-0.5MPa.
In the present embodiment, push rod 4 is fixed on one entirety of formation in supporting plate 5, and at the top of push rod 4 with being arranged at
The delivery hose 3 made of latex or silica gel is clamped between the top of the regulating bolt 2 of case top, when expanded film 6 is by interior
Can be outwardly during portion's positive pressure, you can promote supporting plate 5 to move, drive push rod 4 to push up upwards to water-supply-pipe 3, at this moment, in wedge
In the presence of the top of shape push rod 4 and the top of bolt 2, the sectional area that water-supply-pipe 3 is clamped position can reduce, so that outwards output
Water velocity diminish, until water delivery section blocked completely, and stop water delivery；And when expanded film 6 is acted on by internal negative pressure
When can concave, make supporting plate 5 servo-actuated, drive push rod 4 to be separated with the top of bolt 2, at this moment, make in the inside water pressure of water-supply-pipe 3
With under the synergy with latex or silica gel tubular elastic, the sectional area that water-supply-pipe 3 is clamped position can become big, so as to recover to pour
Water, and the water velocity for making outwards to export becomes larger.
In the present embodiment, carrying capacity can be regulated and controled by the regulation of bolt 2, to adapt to the need of Different Crop growth
Will.
Accompanying drawing 3 and accompanying drawing 4 are another embodiment of the device of the present invention, and from diagramatic content, the embodiment is with before
One embodiment is substantially identical, its difference be in closing cylinder form by：With reverse osmosis membrane can not variable volume portion
Point and the volume being 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 not
Variable coupling part 16.In the present embodiment, coupling part 16 be directly with hollow out rigid backbone 10, metal net 11,
It is the closed cylinder and the phase bearing of expanded film 6 that the enhanced hoop 13 outside reverse osmosis membrane 12, and reverse osmosis membrane 12 is formed outside net 11
A part apply one layer of water-tight and air-tight water-repellent paint outside and form, referring to accompanying drawing 3.The coupling part 16 when actually manufacturing
The one section of hard plastic tube or metal tube that both ends can be used mutually to be fixed with closed cylinder and expanded film respectively, so form this hair
Bright further embodiment.The upper limb of linking portion 16 fixes the expanded film of the variable-volume made of telescopic elastomeric material
6, it is thusly-formed the cylinder of closing.The supporting plate 5 of push rod 4 is arranged on expanded film 6, and in push rod 4 and case top
The delivery hose 3 made of latex or silica gel is clamped between the top for the regulating bolt 2 for being arranged at case top.The present embodiment
Plastics or metal tube can be used in specific manufacture as coupling part 16.It is contained with the cylinder of closing and is mixed with infiltration tune
The liquid 8 of material is saved, the liquid 8 of osmotic adjustment equally employs aqueous sucrose solution in the present embodiment.The present embodiment is in reality
It should ensure that the liquid level of the liquid 8 of the osmotic adjustment in extreme dehydration in closed cylinder is higher than reverse osmosis membrane in the manufacture on border
The immutable volume fractiion of system and the link position of coupling part.So when soil water shortage, which causes, produces negative pressure in cylinder, its institute
The space of formation can be only in connecting portion office, and extraneous gas be can not be by connecting made of waterproof gas impermeable material
Socket part point enters in it.
It can also be located in the present embodiment in housing above supporting plate 5 such as embodiment 1 and fix a spring bearer plate 18, in bullet
One compression spring 17 is set between spring pressing plate 18 and supporting plate 5.So have more preferably using effect.When will be pushed away in foregoing implementation
Further embodiment of the present invention is formed when bar is originally changed to the frizzen that its end may act in magnetic valve or electromagnetic switch.
The water-supply-pipe opening and closing of the present invention works as outside completely by soil water potential is controlled outside closed cylinder made of reverse osmosis membrane
When the flow of water is higher than the flow of water in closed cylinder, outside moisture will be entered in cylinder by the reverse osmosis membrane 12 on cylinder, be caused
Internal pressure rises, and at this moment can progressively close off water pipe 3, stops watering；And when the outside flow of water is less than the flow of water in closed cylinder,
Moisture inside closing cylinder can be flowed out from inside to outside by the reverse osmosis membrane 12 on cylinder again, caused internal pressure to decline, made water
Pipe resumes water supply.
The concrete application of the present invention is as follows：
It is slightly larger than the metal tube of diameter of the housing with a diameter in the soil of root system of plant dense part, makes a call to one vertically
The hole of the shell length of apparatus of the present invention is slightly deeper than, pasty state is tuned into the Tu Jiashui of taking-up, then is poured into hole, then incite somebody to action this rapidly
In the fully-inserted hole of device of invention, then water storage bag 1 is positioned over higher than delivery port 20cm positions, horizontal away from soil water potential Inductance valve
It is vertical to distance 4cm to bury a diameter 5mm, the hard tubule of both ends open, device of the hard tubule lower end positioned at the present invention
Upper end fore-and-aft distance 2/3 at, the high unearthed face 2cm in hard tubule upper end, pipeline is connected by figure, water storage bag 1 fills water, regulation
Water outlet set screw 2 is not to dripping.Plant root is filled into after water 24 hours adjusting water outlet set screw 2 to just not water outlet,
Delivery port 14 is inserted into hard tubule upper end, backfill buries the device of the present invention, and device of the invention enters working condition,
And controlled and watered according to water shutoff gesture.If in one layer of 1 square meter of Waterlogged soil or so mulch film, soil evaporation can be reduced, can more be economized on water.
Claims (12)
1. a kind of device for automatically controlling watering, it is characterised in that device includes：Housing, the use under housing is arranged at anti-
Permeable membrane can not variable volume part and the telescopic elastomeric material of use that is connected with immutable volume fractiion made of it is variable
Volume fractiion forms the cylinder of closing, the liquid for being mixed with osmotic adjustment is contained with the cylinder of closing, in closing
The frizzen that its end may act in magnetic valve or electromagnetic switch is fixed in the outer surface of the variable-volume part of cylinder, oozes
Saturating Auto-regulator is the derivative or inorganic salts or organic molecule polar substances or amino acid or glycine betaine of sugar juice or sugar
Or glycerine, in the cylinder closed in a device：Immutable volume fractiion is by the rigid backbone of hollow out, the use outside rigid backbone
The net of metal or plastic material, the reverse osmosis membrane outside the net of metal or plastic material, and outside reverse osmosis membrane
Enhanced hoop form the first cylindrical member form；Variable-volume part is the use mutually fixed with the tube port position of foregoing cylindrical member
Second cylindrical member that the expanded film of telescopic elastic material is formed, closes to be contained with cylinder and is mixed with osmotic adjustment
Liquid, in the frizzen that one its end of expanded film appearance fixed setting may act in magnetic valve or electromagnetic switch.
2. a kind of device for automatically controlling watering, it is characterised in that device includes：Housing, it is arranged under housing and carries reverse osmosis
Permeable membrane can not variable volume part, be connected with the top of immutable volume fractiion by both water tight and air tight rigid material structure
Into the immutable coupling part of volume and the telescopic elastomeric material of use that is connected with coupling part made of variable-volume portion
The cylinder of closing point is formed, the liquid for being mixed with osmotic adjustment is contained with the cylinder of closing, in the cylinder of closing
The frizzen that its end may act in magnetic valve or electromagnetic switch, osmotic adjustment are fixed in the outer surface of variable-volume part
Material is the derivative or inorganic salts or organic molecule polar substances or amino acid or glycine betaine or glycerine of sugar juice or sugar,
Device middle closed cylinder immutable volume fractiion by：The rigid backbone of hollow out, outside rigid backbone with metal or
The net of plastic material, the reverse osmosis membrane outside the net of metal or plastic material, and the enhancing outside reverse osmosis membrane
Bind round the first cylindrical member formed, the water-tight and air-tight rigid material of use mutually fixed with foregoing first cylindrical member tube port position
Manufactured coupling part is formed；Variable-volume part is to use telescopic elastic material with what the top of coupling part was mutually fixed in device
Second cylindrical member made of the expanded film of material, the liquid for being mixed with osmotic adjustment is contained with closed cylinder, is being expanded
The frizzen that its end may act in magnetic valve or electromagnetic switch is fixedly installed in film appearance.
3. the device according to claim 1 or 2 for automatically controlling watering a, it is characterised in that branch is set outside expanded film
Fagging, the frizzen that its end may act in magnetic valve or electromagnetic switch is fixedly installed on the supporting plate.
4. a kind of device for automatically controlling watering according to claim 3, it is characterised in that be located in housing in supporting plate
A spring bearer plate is fixed by side, and a compression spring is set between spring bearer plate and supporting plate.
5. a kind of device for automatically controlling watering, it is characterised in that device includes：Housing, the use under housing is arranged at anti-
Permeable membrane can not variable volume part and the telescopic elastomeric material of use that is connected with immutable volume fractiion made of it is variable
Volume fractiion forms the cylinder of closing, the liquid for being mixed with osmotic adjustment is contained with the cylinder of closing, in closing
A push rod is fixed in the outer surface of the variable-volume part of cylinder, between the end of push rod and a mating surface being fixed on housing
It is clamped with one section of hydraulic pipeline prepared with elastomeric material connected with water source, osmotic adjustment is spreading out for sugar juice or sugar
Biology or inorganic salts or organic molecule polar substances or amino acid or glycine betaine or glycerine, the cylinder closed in a device
In：Immutable volume fractiion by the rigid backbone of hollow out, outside rigid backbone with the net of metal or plastic material, be located at
Reverse osmosis membrane outside the net of metal or plastic material, and the first cylindrical member of the enhanced hoop composition outside reverse osmosis membrane
Form；Variable-volume part is that the expanded film with telescopic elastic material mutually fixed with the tube port position of the first cylindrical member is formed
Second cylindrical member, close cylinder in be contained with the liquid for being mixed with osmotic adjustment, fix one in expanded film appearance
Push rod, be clamped between the end of push rod and a mating surface being fixed on housing connected with water source with elastomeric material prepare
One section of hydraulic pipeline.
6. a kind of device for automatically controlling watering according to claim 5, it is characterised in that closed cylinder in device
Immutable volume fractiion by：The rigid backbone of hollow out, outside rigid backbone with the net of metal or plastic material, positioned at gold
Reverse osmosis membrane outside the net of category or plastic material, and the first cylindrical member of the enhanced hoop composition outside reverse osmosis membrane,
Coupling part made of the water-tight and air-tight rigid material of use mutually fixed with foregoing first cylindrical member tube port position is formed；Dress
It is second made of the expanded film with telescopic elastic material mutually fixed with the top of coupling part to put variable-volume part
Cylindrical member, close in cylinder and be contained with the liquid for being mixed with osmotic adjustment, a push rod, push rod are fixed in expanded film appearance
End be clamped between a mating surface being fixed on housing connected with water source with elastomeric material prepare hydraulic pipeline
One section.
7. any device for automatically controlling watering according to claim 5 or 6, it is characterised in that set outside expanded film
One supporting plate, is fixedly installed push rod on the supporting plate.
8. the device according to claim 7 for automatically controlling watering, it is characterised in that described mating surface and regulating bolt
End combine, the screw set on described regulating bolt and vessel shell body wall coordinates.
9. the device according to claim 8 for automatically controlling watering, it is characterised in that the counter-infiltration regulation in closed cylinder
Material is the sugared aqueous solution, added with preservative in sugar juice.
10. a kind of device for automatically controlling watering according to claim 9, it is characterised in that be located in housing in supporting plate
A spring bearer plate is fixed by side, and a compression spring is set between spring bearer plate and supporting plate.
11. in closed cylinder upper limb and the fixing means of expanded film in the device for automatically controlling watering described in claim 10,
It is characterized in that be provided with neck with expanded film junction on closed cylinder, and it is viscous with the locating ring of belt tension and waterproof
Expanded film is fixed at neck by mixture.
12. in closed cylinder upper limb and the fixing means of expanded film in the device for automatically controlling watering described in claim 10,
It is characterized in that be provided with neck with expanded film junction on closed cylinder, and it is viscous with the locating ring of belt tension and waterproof
Expanded film is fixed at neck by mixture.
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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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| CN105210821B true CN105210821B (en) | 2018-02-06 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| IL253540A0 (en) * | 2017-07-18 | 2017-09-28 | I Dripper Ltd | A moisture sensor |
| 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 |
| CN109105205A (en) * | 2018-09-28 | 2019-01-01 | 东北林业大学 | A kind of water-saving booster formula dripping irrigation case |
| CN110637713B (en) * | 2019-10-25 | 2021-06-29 | 杨利人 | Plant root underground irrigation ware that rainwater was collected can carry out |
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| CN105210821A (en) | 2016-01-06 |
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