CN102487784B - Trickle irrigation oxygenation method and trickle irrigation oxygenation device - Google Patents
Trickle irrigation oxygenation method and trickle irrigation oxygenation device Download PDFInfo
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- CN102487784B CN102487784B CN2011104111300A CN201110411130A CN102487784B CN 102487784 B CN102487784 B CN 102487784B CN 2011104111300 A CN2011104111300 A CN 2011104111300A CN 201110411130 A CN201110411130 A CN 201110411130A CN 102487784 B CN102487784 B CN 102487784B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
Abstract
The invention relates to a trickle irrigation oxygenation method and a trickle irrigation oxygenation device. The trickle irrigation oxygenation device is characterized by comprising a bucket, an oxygenation barrel, a trickle irrigation pipe network and a trickle irrigation oxygenation device of a linkage device. The bucket is connected with a water source through a water pump, the oxygenation barrel is connected with oxygenous stock solution through a pipeline, the bucket and the oxygenation barrel are connected to the trickle irrigation pipe network, a connecting rod of the linkage device is arranged in the oxygenation barrel, one end of a floating ball rod of the linkage device is arranged in the bucket, the other end of the floating ball rod of the linkage device is sleeved on the connecting rod through a sliding block, and screws controlling relative sliding of the sliding block and the connecting rod are arranged on the sliding block. When irrigation is performed for the first time after crop seedlings are transplanted to a greenhouse, irrigation treatment is performed in an earth surface mode; when crops are irrigated once again, fist ridging treatment is performed to the crops and a trickle irrigation pipe, the trickle irrigation method that the trickle irrigation pipe of the trickle irrigation pipe network is located underground is adopted, and simultaneously the screws arranged between the sliding block and the connecting rod are opened in a staging mode according to total irrigation amount so as to perform irrigation oxygenation treatment to a crop area; and repeated trickle irrigation oxygenation is performed until the crops are mature according to growing conditions of the crops. The trickle irrigation oxygenation method and the trickle irrigation oxygenation device can be widely applied to the trickle irrigation oxygenation process of the greenhouse crops.
Description
Technical field
The present invention relates to a kind of irrigation method and device, particularly about a kind of drip irrigation oxygenation method and device that is applicable to the varieties in saline-alkali areas chamber crop.
Background technology
The suitable environment of plant growth must provide enough CO for photosynthesis and the respiration of crop
2(carbonic acid gas) and O
2(oxygen).Root of the crop need to consume a large amount of O while breathing
2if, O
2undersupply can affect the growth of crop root and the breathing of soil, reduces crop to the absorption of moisture and nutrient and to the transmission of canopy nutrition, O
2wretched insufficiency can cause crop death by suffocation.O
2in water, diffusion velocity is very slow, generally, and O in soil
2deposit can meet the demand that root of the crop is breathed, but, after crop is irrigated, the intrusion of water has not only reduced O in porosity of soil
2deposit, hindered the exchange of gas and atmosphere in soil, and in soil, saturated moisture also makes O
2the Xiang Genqu diffusion is restricted.Due to soil moisture in a period of time after irrigation, in saturation state, make crop root zone anoxic zone and hypoxemia district occur, lasting saturation state can be due to O
2to the minimizing of crop root zone diffusion, the validity of root functionality is restricted, especially more remarkable on the impact of salinized soil.For salinized soil, the soil particle disperse, soil structure is destroyed and the water permeability variation, has greatly reduced O
2the space existed and to the diffusion of root, if directly to crop root zone, be affixed by O
2, O
2can under the stack effect effect, from the aerating point, escape.Existing underground drip irrigation (Subsurface Drip Irrigation, SDI) system easily realizes the combination of aerating and irrigation, makes the water of aerating be delivered directly to crop root zone, and SDI is also the current unique method to the crop root zone aerating.
Field of the prior art air syringe is to utilize venturi principle by airborne O
2pass through the SDI system by O after adding irrigation advance
2be transported to crop root zone, although air syringe has greatly been excavated the potentiality of crop yield to the crop root zone oxygenation, but also have the following disadvantages: 1, fluctuation of service, air syringe moves according to venturi principle, controlling by valve the pressure that syringe imports and exports makes the both sides mineralization pressure poor, and then control the air capacity enter irrigation water, air syringe is installed on the water pump back, must cause the change of syringe pressure at both sides when flow rate of water flow is unstable, the precision of regulating pressure by valve is also lower, unsettled pressure is difficult to guarantee to enter the stability of irrigation water Air concentration, secondly, the gas existed in pressure pipeline also can cause the lability of system operation, mainly refers to: 1. owing to there being gas in hydraulic pipeline, water resistance increases, and forms " gas is stifled " flow when serious and does not reach design load, when 2. in pipeline, air bag is with water flow, the impact of all kinds of pipe line parts such as the gradient, the variation of tube wall roughness and bend pipe, reducing, cause the variation of water flow velocity, and balloon ends pressure reduction is changed, and then cause pressure rapid take-off and landing in pipeline, when serious, can cause water hammer to cause booster.2, the scope of application has limitation and consumes energy large, because air syringe directly is added in irrigation water by air, air solvability in water is less, surface irrigation space-time air-capacitor, easily from an escape of pouring water, therefore is only applicable to underground drip irrigation, and the hydraulic loss of syringe overcurrent is large, during air amount, import and export both sides and need to keep certain operting differential pressure, the pressure loss is larger, from face, causes larger energy consumption.3, cost is higher, is at first that input cost is higher, and the price of the air syringe of import is 5000 yuan of left and right, once drop into too highly, general peasant household is difficult to bear, and is secondly that operation expense is high, during oxygenation, syringe is imported and exported needs the pressure differential that keeps certain, consumes energy larger, and operating cost is high.
Summary of the invention
For the problems referred to above, the purpose of this invention is to provide a kind of stable, scope of application is wide, consume energy low and with low cost drip irrigation oxygenation method and device.
For achieving the above object, the present invention takes following technical scheme: a kind of drip irrigation oxygenation method, it comprises the following steps: 1) arrange one and include bucket, the oxygenation bucket, the drip irrigation aeration device of drip irrigation pipe network and linkage, bucket is connected to water source by water pump, the oxygenation bucket is connected containing oxygen stoste by pipeline, bucket is connected to drip irrigation pipe network with the oxygenation bucket by pipeline, the connecting rod of linkage one end is arranged in the oxygenation bucket, the ball lever of linkage one end is arranged in bucket, the other end of ball lever is located to the other end of connecting rod by a slide block set, and the screw of a control itself and described connecting rod relative sliding is set on described slide block, 2) transplant seedlings and pour water first to greenhouse while processing when crop, tighten the screw on slide block, start water pump, the mode that adopts the drip irrigation pipe of drip irrigation pipe network the to be positioned at earth's surface processing of being poured water, 3) when crop need to be poured water processing again, at first crop and drip irrigation pipe are carried out to the ridging processing, then start water pump, adopt the drip irrigation pipe of drip irrigation pipe network to be positioned at underground drip irrigation, and unclamp stage by stage the screw between slide block and connecting rod according to the total amount of pouring water, the oxygenation of being poured water to crop belts is processed simultaneously, 4) according to the growing state of crop, repeating step 3), until the crop maturation.
Described step 3), in, the total amount of pouring water of once irrigating is divided into to three phases: 1. the first stage, 1/4 drip irrigation of the total amount of first pouring water is to crop belts; 2. second stage, unclamp the screw on slide block, by 1/2 drip irrigation of the total amount of pouring water to time crop belts, by linkage to the crop belts oxygenation; 3. the phase III, tighten the screw on slide block, remaining water droplet in bucket is poured into to crop belts.
Described step 4), in, according to the growing state of crop, the frequency of crop being carried out to the drip irrigation oxygenation is 1 time/4 days～1 time/2 days.
Described step 3) in, it is that the base portion that points to drip irrigation pipe top and crop is earthed up that crop is carried out to the ridging processing, and it comprises two kinds of situations: 1., when the crop spacing is identical, get the soil ridging between adjacent two row crops; 2. when the crop spacing is the size row, get the soil ridging of large row.
Realize a kind of drip irrigation aeration device of described method, it is characterized in that: it comprises a bucket, an oxygenation bucket, a linkage and one group of above drip irrigation pipe network; Described bucket top is provided with the water inlet pipe of a connection water pump, and the bottom of described bucket connects described drip irrigation pipe network by outlet pipe; Described oxygenation bucket bottom one side is provided with the feed tube of a connection containing oxygen stoste, and opposite side connects described drip irrigation pipe network by drain pipe; Described linkage comprises that one is placed on the ball float in described bucket, described ball float top connects a L-type ball lever, the other end of described ball lever is located on the cross bar of a L-type connecting rod by a slide block set, and is provided with the screw of the described slide block of a control and described connecting rod relative sliding on described slide block; The knee of described ball lever is connected to the tip edge of described bucket rotationally, and the bottom of described ball lever connects described bucket inner wall by a spring; The montant bottom of described connecting rod connects a leather packing, and described leather packing is arranged in described oxygenation bucket.
Described drip irrigation pipe network comprises some groups of drip irrigation pipe, each end of organizing described drip irrigation pipe drip irrigation arm that is connected in parallel, and the other end of described drip irrigation pipe connects a plug; Each described drip irrigation arm drip irrigation main that is connected in parallel, described drip irrigation main connects described bucket and oxygenation bucket by tube connector.
Described oxygenation bucket top arranges a positioning disk worn for the montant of described connecting rod.
The liquid inlet and outlet pipe of the water inlet pipe of described bucket and oxygenation bucket is connected with respectively a non-return valve, is connected with a non-return valve and a switch valve on the outlet pipe between described bucket and drip irrigation pipe network in turn.
The present invention is owing to taking above technical scheme, it has the following advantages: 1, the present invention adopt bucket, oxygenation bucket and linkage by drip irrigation pipe network to crop root zone drip irrigation oxygenation, the problems such as saline land chamber planting district crop yield and quality are lower have been solved, realize the underground drip irrigation oxygenation function of crop, made the output of saline land chamber crop and single fruit weight promote respectively more than 10% and 20%.2, the present invention adopts and has realized the drip irrigation oxygenation from gravity bucket and linkage, has effectively eliminated the instability problem that prior art adopts water pump pressurization and valve system to produce, and has adopted the drip irrigation oxygenation from gravity, and system energy consumption significantly reduces.3, drip irrigation oxygenation method of the present invention adopts the method for ridging ridging in the ranks, not only can solve the problem in chamber planting district process of crop growth, underground drip irrigation plan wettable layer, underground drip irrigation depth of burying demand constantly changed, can also reduce evaporation and the salt accumulation of moisture soil surface on ridge, the oxygen that adds crop root is fugacity not, the irrigation water evaporation from land surface reduces, the utilization ratio that has improved institute's oxygen and poured water.4, ridging ridging of the present invention is conducive to the growth of root and the increase of function thereof, for root and edaphon provide sufficient oxygen to carry out respiration, promoted the absorption of root to moisture and nutrient, not only made the root of the crop vigor increase and the steadiness of crop is increased.The present invention is simple in structure, easy to manufacture, cost significantly reduces, and for 0.7 mu of greenhouse of routine, the cost of drip irrigation oxygenation system of the present invention is only in 300-350 unit left and right, therefore be convenient to large-scale promotion and application, can be widely used in the process of drip irrigation oxygenation of chamber crop.
The accompanying drawing explanation
Fig. 1 is drip irrigation aeration device structural representation of the present invention;
Fig. 2 is schematic diagram before bucket of the present invention and linkage drip irrigation oxygenation;
Fig. 3 is that bucket of the present invention and linkage drip irrigation oxygenation complete schematic diagram;
Fig. 4 is not oxygenation schematic diagram of bucket of the present invention and linkage;
Fig. 5 is soil profile schematic diagram before crop ridging ridging of the present invention;
Fig. 6 is crop of the present invention ridging ridging for the first time soil profile schematic diagram;
Fig. 7 is the last ridging of the crop of the present invention soil profile schematic diagram of having earthed up.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, drip irrigation aeration device of the present invention comprises that a volume be made of plastics is 1m
3the volume that is made of plastics of bucket 1, be 0.002m
3 oxygenation bucket 2, one group of above drip irrigation pipe network 3 and a linkage 4.
The top of bucket 1 is provided with a water inlet, and water inlet connects a water pump by a water inlet pipe 11, is provided with a non-return valve 12 on water inlet pipe 11, and the bottom of bucket 1 is provided with an outlet pipe 13, is disposed with a non-return valve 14 and a switch valve 15 on outlet pipe 13.The both sides, bottom of oxygenation bucket 2 arrange respectively an inlet and a liquid outlet, and inlet extend into containing in oxygen stoste by a feed tube 21, and a non-return valve 22 is set on feed tube 21, and liquid outlet connects a drain pipe 23, and a non-return valve 24 is set on drain pipe 23.The outlet pipe 13 of bucket 1 is connected with the horizontal port of the drain pipe 23 of oxygenation bucket 2 by a threeway 4, the vertical port of threeway 4 is connected to wherein the drip irrigation main 31 in one group of drip irrigation pipe network 3 through a tube connector 5, drip irrigation main 31 is by some threeways and some drip irrigation arms 32 that directly are connected in parallel, each drip irrigation arm 32 is by some bypass some drip irrigation pipe 33 that are connected in parallel, and the end of each drip irrigation pipe 33 arranges a plug.Linkage 4 comprises that one is placed on the ball float 41 in bucket 1, one end of ball float 41 is fixedly connected with a L shaped ball lever 42, the knee of ball lever 42 is embedded between two circular holes of bucket 1 tip edge setting, and utilize pin through the circular hole in the knee of ball lever 42 and two circular holes of bucket 1, both to be rotationally connected, ball lever 42 bottoms are connected with bucket 1 inwall bottom by a spring 43, the other end of ball lever 42 is rotationally connected a slide block 44 by pin, one through hole is set on slide block 44, vertical with through hole, on the top of slide block 44, a screwed hole is set, slide block 44 via through holes are set on the cross bar 451 of a L shaped connecting rod 45, the montant 452 of connecting rod 45 extend in oxygenation bucket 2, and the bottom of montant 452 is fixedly connected with a rubber pad 46, revolve in screwed hole and establish the relative sliding that screw is controlled slide block 44 and connecting rod 45, while needing oxygenation, unclamp screw, while not needing oxygenation, tighten screw.
In above-described embodiment, montant 452 for fear of connecting rod 45 swings, the montant 452 of guaranteeing connecting rod 45 vertically moves up and down along oxygenation bucket 2, inlays a positioning disk 6 at the top of oxygenation bucket 2, and the montant 452 of connecting rod 45 extend in oxygenation bucket 2 through the hole on positioning disk 6.
In the various embodiments described above, all pipelines all can adopt pvc pipe, and all threeways can adopt the PVC threeway, directly can adopt PE direct, and wherein threeway 4 can replace with four-way or the many groups of the above connection of four-way drip irrigation pipe networks 3.
In the various embodiments described above, containing oxygen stoste, can adopt hydrogen peroxide.
In the various embodiments described above, bucket 1 is cylindrical shape with oxygenation bucket 2, the ratio of floor space can be 500: 1, and ball float 41 is identical with the vertical height of leather packing 46 rise and fall in drip irrigation oxygenation process, like this irrigation quantity and institute what add dioxygen water yield volume is 500: 1, to irrigate added hydrogen peroxide volume be irrigation quantity 0.2%.
In the various embodiments described above, switch valve 15 can adopt linner ball valve 15.
As shown in Fig. 2～4, drip irrigation aeration device of the present invention in use, detailed process is as follows: before irrigation, bucket 1 and oxygenation bucket 2 are placed on the support that in greenhouse by solar heat, approximately 1.5m is high, open water pump to the interior water filling of bucket 1, ball float 41 under the water buoyancy, along with water level, rise and on move, ball lever 42 1 ends upwards rotate simultaneously the other end and upwards rotate and promote slide block 44 and move up, and slide block 44 is parallel on the cross bar 451 of connecting rod 45, meanwhile, on starting, move by the montant 452 drive leather packings 46 of connecting rod 45, owing to moving on leather packing 46, make to produce negative pressure in oxygenation bucket 2, hydrogen peroxide enters in oxygenation bucket 2 by inlet, continuous rising along with water level, when ball float 41 is horizontal, switch off the pump, water filling complete (as shown in Figure 2).While starting the drip irrigation oxygenation, open linner ball valve 15, in bucket 1, water enters drip irrigation pipe network 3 by outlet pipe 13 under the effect of gravity, ball float 41 is along with the pulling force effect of the decline of bucket 1 water level and spring 43 and move down, ball lever 42 rotates and is with movable slider 44 to move down around pin, and then the montant 452 of drivening rod 45 and leather packing 46 move down, hydrogen peroxide flows in drip irrigation pipe networks 3 through drain pipe 23.After oxygenation is poured water and is finished, close linner ball valve 15, if while needing to stop oxygenation in the process of pouring water, only need to be by the screw-driving on slide block 44, now ball float 41 and leather packing 46 all are fixed in a certain position, and now linkage 4 quits work, as while needing oxygenation, unclamp screw, linkage is resumed work.
As shown in Fig. 5～7, the present invention utilizes the drip irrigation aeration device to carry out the drip irrigation oxygenation to the crop in greenhouse and refers to the mode adopted from the drip surface to the underground drip irrigation, comprises the following steps:
1) when pouring water while processing first in the crop greenhouse of transplanting seedlings, tighten the screw on slide block 44, start water pump, the mode that adopts the drip irrigation pipe 33 of drip irrigation pipe network 3 to be positioned at earth's surface is poured water to process and is about to drip irrigation pipe 33 and is layed in apart from the ，Xiang crop belts, position at place, earth's surface crop root 5cm left and right and is poured water.
2) when crop need to be poured water processing again, at first crop and drip irrigation pipe 33 are carried out to the ridging processing, then start water pump, adopt the drip irrigation pipe 33 of drip irrigation pipe network 3 to be positioned at underground drip irrigation, and unclamp stage by stage the screw between slide block and connecting rod according to the total amount of pouring water simultaneously, the oxygenation of being poured water to crop belts is processed, in the present embodiment, default irrigation quantity is adopted to the pouring water of " 1/4～1/2～1/4 ", oxygenation is poured water, Irrigation Model is poured water, and oxygenation is processed, the process of oxygenation of at every turn pouring water is divided into three phases, and concrete operations are:
1. the first stage processing of only being poured water, be about to 1/4 drip irrigation of the default total amount of pouring water to crop belts.
Before pouring water, close linner ball valve 15, unclamp the screw on slide block 44, open water pump and start water filling, oxygenation bucket 2 starts to suck hydrogen peroxide simultaneously, and water level switches off the pump after rising to default irrigation quantity position, and the water filling oxygen uptake finishes.Tighten the screw of slide block 44, linkage 4 is locked, and ball float 41 and leather packing 46 positions are fixed.Open linner ball valve 15, the beginning of pouring water, close linner ball valve 15 after bucket middle water level decline 1/4.
Oxygenation when 2. second stage is poured water, be about to 1/2 drip irrigation of the default total amount of pouring water to crop belts.
Unclamp the screw of slide block 44, open linner ball valve 15, linkage 4 work, ball float 41 moves down with water level under gravity and spring 43 pulling force effects, leather packing 46 moves down simultaneously, the oxygenation of pouring water starts, water level drop to former water level 1/4 after close linner ball valve 15 and tighten the screw of slide block 44, linkage 4 stops action.
3. the phase III processing of only being poured water, be about to remaining 1/4 water droplet in bucket and be poured into crop belts.
Open linner ball valve 15, the beginning of pouring water, the whole drip irrigations of the water of bucket 1 are closed linner ball valve 15 behind crop belts.
3) according to the growing state of crop, repeating step 2) the oxygenation several times of pouring water, until the crop maturation, the drip irrigation oxygenation can adopt the frequency of 1 time/4 days～1 time/2 days.
In above-described embodiment, all needing before each drip irrigation oxygenation that crop is cooked to ridging processes: the base portion to drip irrigation pipe 33 tops and crop is earthed up, during ridging, make drip irrigation pipe 33 and crop base portion be positioned at the middle part on ridge, it comprises two kinds of situations: 1., when the crop spacing is identical, get the soil ridging between adjacent two row crops; 2. when the crop spacing is the size row, get the soil ridging of large row.The crop thickness of earthing up for the first time is about 5cm, during later each drip irrigation oxygenation, successively earths up, and along with the oxygenation number of times increases the ridge height, increases gradually, and thick to ridging till the crop and fruit expanding stage be about 20cm.Ridging ridge section can be isosceles trapezoid shape or semicircle shape, trapezoidal upper base 20～30cm, and the 30～40cm that goes to the bottom, half circular diameter is 30～40cm or adapts with the crop root size.
Further illustrate the method for drip irrigation oxygenation of the present invention below by an embodiment that tomato in greenhouse by solar heat is carried out to the processing of drip irrigation oxygenation, specific implementation process is as follows: the test tomato variety is selected the huge levigation base of a fruit, in seeding and seedling raising on June 15th, 2011, on July 13rd, 2011 transplants seedlings, be about to tomato seedling and be colonizated in the cultivation district in greenhouse by solar heat, cultivate tomato plant duplicate rows cultivation in district, line-spacing 40cm, spacing in the rows 30cm, cultivate in district drip irrigation pipe network 3 all be set.Choose wherein 6 and cultivate communities, to wherein 3 cultivate communities and carry out the processing of drip irrigation oxygenation as test region, cultivate district in contrast, communities for other 3.Drip irrigation aeration device of the present invention is connected with the drip irrigation pipe network 3 of cultivating community, and except oxygenation, other is processed all with identical with reference to district in test region.
For guaranteeing the survival rate of tomato seedling, after field planting, pour water at once, crop is poured water first, does not do oxygenation and processes.(the not oxygenation of not pouring water also) processed in the restraining the growth of seedlings of doing in month after the crop field planting, be total to irrigation oxygenation four times the whole breeding time of tomato, fertilising once, 6 communities are in irrigation fertilization on August 10th, 2011, after fertilising, continuing to pour water in check plot, does oxygenation when pour water in test region and process, and oxygen-adding amount (adopting the hydrogen peroxide that concentration is 27.5%) is 0.2% of duty (volume of pouring water).
Before irrigation fertilization, test region crop base portion is done ridging and is processed.Tighten the screw of slide block 44, open water pump, switch off the pump after bucket 1 middle water level rises to correct position.Open linner ball valve 15 drip irrigations and start, after 15min, water-soluble fertilizer is injected to bucket fertigation simultaneously, continue the 15min that pours water after fertilising, close linner ball valve 15.
The oxygenation of pouring water, unclamp the screw of slide block 44, opens water pump, and in bucket 1, water filling, after preset height, switches off the pump, and now ball float 41 is bubbled through the water column above, in oxygenation bucket 2, sucks hydrogen peroxide, and leather packing 46 rises to certain position.Tighten screw, open linner ball valve 15, linner ball valve 15 is closed in the beginning of pouring water after water level descends 1/4 height.Unclamp screw and open linner ball valve 15, the drip irrigation oxygenation starts, and ball float 41 floats on and descends along with water level on the water surface and float downward, and drives leather packing 46 simultaneously and descends, and hydrogen peroxide, along with from delivery port, discharging and enter drip irrigation pipe network 3, finally is transported near crop root.Close linner ball valve 15 and tighten screw after bucket 1 middle water level decline 3/4, the processing of drip irrigation oxygenation finishes.Open linner ball valve 15, continue drip irrigation, close linner ball valve 15 after pouring water.Tomato breeding time pour water for other three times oxygenation and the ridging operating process identical with said process, do not repeat them here.
Tomato was uprooted plants after their edible portions have been harvested October 12, and result shows, through the tomato test region of oxygenation processing, with check plot, compared, and gross yield, average single fruit diameter, average individual plant percentage of fertile fruit and single fruit weight have improved respectively 13%, 7.7%, 7% and 25%.It is fluffy that oxygenation is processed community soil, the obviously contrast increase of the long density of tomato root.
In sum, the oxygen that drip irrigation of the present invention adds can make soil fluffy, be conducive to the exchange of gas in the maintenance of water and nutrient and soil, especially can play improving effect to clay and saline land, good effect is arranged, when the crop growth phase pours water, the crop oxygenation is processed and can be guaranteed that crop root and soil respiration have sufficient oxygen, because irrigation causes the minimizing of soil pore space, does not make the environment of crop in hypoxemia or anoxic.
The various embodiments described above are only for illustrating the present invention; wherein step of the structure of each parts, connected mode, implementation method etc. all can change to some extent; every equivalents of carrying out on the basis of technical solution of the present invention and improvement, all should not get rid of outside protection scope of the present invention.
Claims (10)
1. a drip irrigation oxygenation method, it comprises the following steps:
1) a drip irrigation aeration device that includes bucket, oxygenation bucket, drip irrigation pipe network and linkage is set, bucket is connected to water source by water pump, the oxygenation bucket is connected containing oxygen stoste by pipeline, bucket is connected to drip irrigation pipe network with the oxygenation bucket by pipeline; Linkage comprises that one is placed on the ball float in bucket, and the ball float top connects a L-type ball lever, and the other end of ball lever is located on the cross bar of a L-type connecting rod by a slide block set, and is provided with the screw of a control slide block and connecting rod relative sliding on slide block; The knee of ball lever is connected to the tip edge of bucket rotationally, and the bottom of ball lever connects bucket inner wall by a spring; The montant bottom of connecting rod connects a leather packing, and leather packing is arranged in the oxygenation bucket;
2) transplant seedlings and pour water first to greenhouse while processing when crop, tighten the screw on slide block, start water pump, the mode that adopts the drip irrigation pipe of drip irrigation pipe network the to be positioned at earth's surface processing of being poured water;
3) when crop need to be poured water processing again, at first crop and drip irrigation pipe are carried out to the ridging processing, then start water pump, adopt the drip irrigation pipe of drip irrigation pipe network to be positioned at underground drip irrigation, and unclamp stage by stage the screw between slide block and connecting rod according to the total amount of pouring water, the oxygenation of being poured water to crop belts is processed simultaneously;
4) according to the growing state of crop, repeating step 3), until the crop maturation.
2. a kind of drip irrigation oxygenation method as claimed in claim 1 is characterized in that: described step 3), the total amount of pouring water of once irrigating is divided into to three phases:
1. the first stage, 1/4 drip irrigation of the total amount of first pouring water is to crop belts;
2. second stage, unclamp the screw on slide block, by 1/2 drip irrigation of the total amount of pouring water to time crop belts, by linkage to the crop belts oxygenation;
3. the phase III, tighten the screw on slide block, remaining water droplet in bucket is poured into to crop belts.
3. a kind of drip irrigation oxygenation method as claimed in claim 1, it is characterized in that: described step 4), according to the growing state of crop, the frequency of crop being carried out to the drip irrigation oxygenation is 1 time/4 days～1 time/2 days.
4. a kind of drip irrigation oxygenation method as claimed in claim 2, it is characterized in that: described step 4), according to the growing state of crop, the frequency of crop being carried out to the drip irrigation oxygenation is 1 time/4 days～1 time/2 days.
5. a kind of drip irrigation oxygenation method as claimed in claim 1 or 2 or 3 or 4 is characterized in that: described step 3), it is that the base portion that points to drip irrigation pipe top and crop is earthed up that crop is carried out to ridging processes, and it comprises two kinds of situations:
1. when the crop spacing is identical, get the soil ridging between adjacent two row crops;
2. when the crop spacing is the size row, get the soil ridging of large row.
6. realize that it is characterized in that: it comprises a bucket, an oxygenation bucket, a linkage and one group of above drip irrigation pipe network as a kind of drip irrigation aeration device of method as described in claim 1～5 any one; Described bucket top is provided with the water inlet pipe of a connection water pump, and the bottom of described bucket connects described drip irrigation pipe network by outlet pipe; Described oxygenation bucket bottom one side is provided with the feed tube of a connection containing oxygen stoste, and opposite side connects described drip irrigation pipe network by drain pipe; Described linkage comprises that one is placed on the ball float in described bucket, described ball float top connects a L-type ball lever, the other end of described ball lever is located on the cross bar of a L-type connecting rod by a slide block set, and is provided with the screw of the described slide block of a control and described connecting rod relative sliding on described slide block; The knee of described ball lever is connected to the tip edge of described bucket rotationally, and the bottom of described ball lever connects described bucket inner wall by a spring; The montant bottom of described connecting rod connects a leather packing, and described leather packing is arranged in described oxygenation bucket.
7. a kind of drip irrigation aeration device as claimed in claim 6, it is characterized in that: described drip irrigation pipe network comprises some groups of drip irrigation pipe, each end of organizing described drip irrigation pipe drip irrigation arm that is connected in parallel, the other end of described drip irrigation pipe connects a plug; Each described drip irrigation arm drip irrigation main that is connected in parallel, described drip irrigation main connects described bucket and oxygenation bucket by tube connector.
8. a kind of drip irrigation aeration device as claimed in claim 6 is characterized in that: described oxygenation bucket top arranges a positioning disk worn for the montant of described connecting rod.
9. a kind of drip irrigation aeration device as claimed in claim 7 is characterized in that: described oxygenation bucket top arranges a positioning disk worn for the montant of described connecting rod.
10. as claim 6 or 7 or 8 or 9 described a kind of drip irrigation aeration devices, it is characterized in that: the liquid inlet and outlet pipe of the water inlet pipe of described bucket and oxygenation bucket is connected with respectively a non-return valve, is connected with a non-return valve and a switch valve on the outlet pipe between described bucket and drip irrigation pipe network in turn.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104111300A CN102487784B (en) | 2011-12-12 | 2011-12-12 | Trickle irrigation oxygenation method and trickle irrigation oxygenation device |
Applications Claiming Priority (1)
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| CN102696451B (en) * | 2012-06-23 | 2013-04-03 | 湖北孚龙管业科技有限公司 | Pneumatic control flow drip irrigation tank for agricultural irrigation |
| CN102812885A (en) * | 2012-09-05 | 2012-12-12 | 湖南农业大学 | Sleeve type crop oxygenation irrigation system |
| CN103340133B (en) * | 2013-07-16 | 2014-09-17 | 山东省农业科学院农业资源与环境研究所 | Device for subsurface irrigation and working method thereof |
| CN103858730B (en) * | 2014-03-12 | 2015-10-28 | 中国农业大学 | micro-nano bubble oxygenation drip irrigation system and method |
| CN103975791A (en) * | 2014-05-15 | 2014-08-13 | 新疆石河子蔬菜研究所 | Crop cave disc drop irrigation and seedling culture supporting device |
| GB2528975B (en) * | 2014-08-08 | 2021-05-26 | Mendez Ivan | Desalination and underground irrigation system |
| CN104285757B (en) * | 2014-09-28 | 2016-08-24 | 湖南农业大学 | A kind of super hybridization rice mechanical enhancement on daytime irrigation method |
| CN105794592A (en) * | 2014-12-29 | 2016-07-27 | 中国科学院沈阳应用生态研究所 | Underground trickle irrigation device for corns in field |
| CN108029415B (en) * | 2017-10-30 | 2020-04-10 | 中国农业大学 | Timely regulation and control drip irrigation cultivation method for water-saving conditioning of dwarf close-planted fruit trees |
| CN109479864A (en) * | 2018-11-27 | 2019-03-19 | 安徽正峰日化有限公司 | A kind of new electrically heating vaporizer mosquito liquid device |
| CN114938735B (en) * | 2022-05-13 | 2023-05-02 | 陕西理工大学 | Water and fertilizer integrated citrus cultivation system based on Internet of things |
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| CN1171193A (en) * | 1996-07-18 | 1998-01-28 | 罗华平 | Spray-type submersible oxygen-enriching machine |
| JP2006115820A (en) * | 2004-10-20 | 2006-05-11 | Akira Fujita | Plant cultivation system and device in cold district and in building |
| CN100591203C (en) * | 2006-10-27 | 2010-02-24 | 梁耀德 | Irrigation system |
| CN101695268A (en) * | 2009-10-30 | 2010-04-21 | 西北农林科技大学 | Pipeline irrigation oxygenation controller |
| CN201938166U (en) * | 2011-01-05 | 2011-08-24 | 中国农业科学院农田灌溉研究所 | Oxygen-enriching type spray dripping irrigation device for soilless culturing |
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