CN103621393A - Ultrasonic atomization cultivation device for accurate spraying from interior of root system to exterior of root system - Google Patents

Ultrasonic atomization cultivation device for accurate spraying from interior of root system to exterior of root system Download PDF

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Publication number
CN103621393A
CN103621393A CN201310610124.7A CN201310610124A CN103621393A CN 103621393 A CN103621393 A CN 103621393A CN 201310610124 A CN201310610124 A CN 201310610124A CN 103621393 A CN103621393 A CN 103621393A
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output tube
tube road
fog output
fog
root system
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CN103621393B (en
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高建民
滕悦
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Jiangsu University
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Jiangsu University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

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Abstract

The invention provides an ultrasonic atomization cultivation device for accurate spraying from the interior of a root system to the exterior of the root system. The ultrasonic atomization cultivation device comprises a water tank, an atomization room, a piezoelectric vibrator, fog outlet pipelines and an axial flow fan. The ultrasonic atomization cultivation device is characterized in that the water tank is communicated with the atomization room through a water inlet pipeline, and the axial flow fan is arranged on the side wall of the atomization room. The piezoelectric vibrator is arranged in the atomization room and electrically connected with a direct-current power supply. The atomization room is communicated with the fog outlet pipelines, and the fog outlet pipelines comprise the first fog outlet pipeline and the second fog outlet pipeline. The first fog outlet pipeline is connected with the atomization room, penetrates through the side wall of a colonization hole and is connected with the side wall of the colonization hole in a sealed mode. One end of the second fog outlet pipeline is open and the open end of the second fog outlet pipeline extends to the interior of the root system of a plant. A plurality of branch fog outlet pipelines are arranged on the second fog outlet pipeline, and fog outlet holes are formed in the branch fog outlet pipelines. The ultrasonic atomization cultivation device for accurate spraying from the interior of the root system to the exterior of the root system overcomes the defects that the interior of the root system of the plant is dry and the interior of the root system of the plant is wet, so that fog drops of the root system of the plant are evenly distributed, and the fog cultivation effect is improved.

Description

A kind of ultrasonic atomizing cultivator of precisely spraying from root system inside to outside
Technical field
The present invention relates to a kind of ultrasonic atomizing cultivator, especially a kind of ultrasonic atomizing cultivator of precisely spraying from root system inside to outside.
Background technology
Ultrasonic atomizer is simple in structure, and droplet is evenly distributed, and can realize the ultrasonic sterilization functions to nutrient solution, in atomising cultivation field, has application prospect.
The root system hypertrophy of mist training crop, existing atomising cultivation system is all that the patent of invention that notification number is CN101167438B provides a kind of " low-frequency ultrasonic atomizing cultivator " in the outside spraying of root system.Droplet is difficult to arrive root system core, and droplet is inhomogeneous at the inner distributed pole of root system, thus the phenomenon that while causing mist training, root system exists " dry in exogenous damp ", be that root system perimeter has been full of droplet, and core does not have droplet to arrive, greatly affected mist training effect, even cause the failure of mist training.On the other hand, the existing ultrasonic nebulizer in atomising cultivation also have that liquid manure utilization ratio is low, highly energy-consuming and destroy the shortcomings such as nutrient solution chemical constitution by cavitation.
Summary of the invention
For Shortcomings in prior art, the invention provides a kind of ultrasonic atomizing cultivator of precisely spraying from root system inside to outside.
The present invention realizes above-mentioned technical purpose by following technological means.
A kind of ultrasonic atomizing cultivator of precisely spraying from root system inside to outside, comprise water tank, spray chamber, piezoelectric vibrator, fog output tube road, tube-axial fan, it is characterized in that, described water tank is connected by inlet channel with spray chamber, tube-axial fan is arranged on the sidewall of spray chamber, and communicate with spray chamber, described piezoelectric vibrator is arranged in spray chamber, and electrically connect with power supply, described spray chamber is connected with fog output tube road, described fog output tube road comprises the first perpendicular fog output tube road, the second fog output tube road, the one end in described the first fog output tube road is connected with spray chamber, the first fog output tube road is through field planting hole sidewall, and be tightly connected with field planting hole sidewall, the other end in described the first fog output tube road is communicated with the second fog output tube road, described the second fog output tube road one end opening, the openend in described the second fog output tube road extends to root system of plant inside, described the second fog output tube road be provided with a plurality of communicate with the second fog output tube road branch out mist pipeline, have fog hole branching out on mist pipeline.
Preferably, described piezoelectric vibrator comprises metal end caps and piezoelectric ceramic piece, the one side of described metal end caps has circular protrusions, described piezoelectric ceramic piece has circular hole, is positioned at the side that metal end caps has projection, described projection extends in circular hole, and the frequency of the supply voltage of piezoelectric vibrator is 100-300kHz.
Preferably, describedly a plurality ofly branch out mist pipeline around the second fog output tube road circumferentially, be axially uniformly distributed.
Preferably, the other end in described the first fog output tube road extends in the second fog output tube road and is provided with the fog hole that is parallel to the second fog output tube road, and described fog hole is communicated with the second fog output tube road and towards the root of plant.
Preferably, the external diameter 10mm in described the first fog output tube road, one end that described the first fog output tube road is connected with the second fog output tube road is taper, the size at the top of described the first fog output tube road tapering part is less than the external diameter in the second fog output tube road.
Preferably, the upper end in described the second fog output tube road is fixed on field planting hole by jockey.
Preferably, described water tank is T shape, and bottom is circular cylindrical cavity, and inlet channel is arranged on circular cylindrical cavity.
Preferably, described inlet channel two ends are provided with sponge, and piezoelectric vibrator contacts with sponge.
Preferably, the cuboid cavity of described spray chamber for being surrounded by upper wall and lower wall, upper wall is connected by bolt, nut, spring shim with lower wall, upper wall, lower wall inner side are equipped with the cylindrical draw-in groove extending to cavity, the first bearing, the second bearing are installed respectively in two cylindrical draw-in grooves, the first bearing, the second bearing are fixed respectively the 3rd bearing, the 4th bearing near a side at spray chamber center, and the both sides of described piezoelectric vibrator are separately fixed on the 3rd bearing and the 4th bearing.
Preferably, the junction in described the first fog output tube road and field planting hole sidewall, the first fog output tube road is all by metal-to-metal adhesive fixing seal.
Ultrasonic atomizing cultivator of precisely spraying from root system inside to outside of the present invention, the openend in described the second fog output tube road extends to root system of plant inside, described the second fog output tube road be provided with communicate with a plurality of the second fog output tube roads branch out mist pipeline, have fog hole branching out on mist pipeline; Describedly a plurality ofly branch out mist pipeline around the second fog output tube road circumferentially, be axially uniformly distributed, spraying is from root system of plant inside to external diffusion, be convenient to droplet and be diffused into root system inside, overcome the defect of dry exogenous damp in the root system of plant existing in existing atomising cultivation device, make the inner nutrient component of root system in liberal supply, improved mist training effect.
In addition, described piezoelectric vibrator adopts the piezoelectric ceramic piece of radial vibration, replaces the piezoelectric ceramic piece of original axial vibration, has increased atomization quantity, simplified piezoelectric vibrator structure, reduced size, easily install.Driving voltage is low and operating efficiency is high, driving voltage 5-12V, and in addition, circuit does not generate heat substantially, droplet sizes can be grown in real time according to crop, and demand is intelligent to be regulated and safety reliability high.
The present invention compares with similar atomizer, has advantages of following:
When 1, described atomizer works, can guarantee that the inner droplet of individual plant root system of plant is evenly distributed, avoided nutrient mist in atomising cultivation to drop in " dry in exogenous damp " phenomenon of root system inside, made root system of plant fully absorb nutrition, the fertilizer of can economizing on water to greatest extent.
2, described piezoelectric vibrator, driving voltage is low, and operating efficiency is high, has increased atomization quantity, and droplet scope increases, and has more exploration and practicality.
3, simplicity of design of the present invention, can reduce costs, realized to the required nutrition droplet of plant amount more accurate regulate and control, be convenient to experimental study.
Accompanying drawing explanation
Fig. 1 is ultrasonic atomizing cultivator profile of precisely spraying from root system inside to outside of the present invention.
Fig. 2 is the A-A profile of Fig. 1.
Fig. 3 is described the second fog output tube road B-B profile.
In figure:
1-water tank, 2-sponge, 3-circular cylindrical cavity, 4-inlet channel, 5-metal end caps, 6-draw-in groove, 7-the first bearing, 8-piezoelectric ceramic piece, 9-tube-axial fan, 10-flange, 11-the first fog output tube road, 12-field planting hole, 13-plant, 14-the second fog output tube road, 15-the second bearing, 16-the 4th bearing, 17-line channel, 18-the 3rd bearing.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is further illustrated, but protection scope of the present invention is not limited to this.
Fig. 1 is the profile of a kind of embodiment of ultrasonic atomizing cultivator precisely spraying from root system inside to outside of the present invention.Ultrasonic atomizing cultivator of precisely spraying from root system inside to outside of the present invention, comprises water tank 1, spray chamber, piezoelectric vibrator, fog output tube road, tube-axial fan 9.Described water tank 1 is fixed in support carriers, and described water tank 1 is connected by inlet channel 4 with spray chamber.The water side of water tank 1 is provided with draw-in groove 6 for connecting inlet channel 4, between inlet channel 4 and water tank 1, spray chamber, with metal-to-metal adhesive, seals.
Described water tank 1 is T shape, and bottom is circular cylindrical cavity 3, to support water tank 1; Concrete, the water side of water tank 1 is located on circular cylindrical cavity 3, and inlet channel 4 is arranged on circular cylindrical cavity 3.Tube-axial fan 9 by hex nut, be positioned on the sidewall that flange 10 on spray chamber inwall is fixed on spray chamber and communicate with spray chamber.
Described piezoelectric vibrator comprises metal end caps 5 and piezoelectric ceramic piece 8, the one side of described metal end caps 5 has circular protrusions, described piezoelectric ceramic piece 8 has circular hole, is positioned at the side that metal end caps 5 has projection, and described projection extends in circular hole, and metal end caps 5 is connected power supply with piezoelectric ceramic piece 8.The wire that connects piezoelectric vibrator and power supply passes from line channel 17.The frequency of described supply voltage is 100-300kHz, is preferably 107kHz, makes piezoelectric ceramic piece 8 radial vibrations, drives metal end caps 5 axial vibrations, produces droplet.Described inlet channel 4 two ends are provided with sponge 2, and the metal end caps 5 of piezoelectric vibrator contacts with sponge 2, in order to store a certain amount of water, and the destruction that can avoid the impulsive force of current to cause piezoelectric vibrator.During work, form the moisture film of thin layer between sponge 2 and piezoelectric vibrator, after atomizer energising, piezoelectric ceramic piece 8 radial vibrations, drive the extensional vibration of metal end caps 5, and vibration causes the water in inlet channel 4 to be converted into a large amount of droplets.
The cuboid cavity of described spray chamber for being surrounded by upper wall and lower wall, upper wall is connected by bolt, nut, spring shim with lower wall.Upper wall, lower wall inner side are equipped with the cylindrical draw-in groove 6 extending to cavity, at two interior the first bearing 7, the second bearings 15 installed respectively of cylindrical draw-in groove 6, the first bearing 7, the second bearing 15 are fixed respectively the 3rd bearing 18, the 4th bearing 16 near a side at spray chamber center, the both sides of described piezoelectric vibrator are separately fixed on the 3rd bearing 18 and the 4th bearing 16, and described piezoelectric vibrator and the 3rd bearing 18, the 4th bearing 16 are threaded connection.
Described spray chamber is connected with fog output tube road, and described fog output tube road comprises perpendicular the first fog output tube road 11, the second fog output tube road 14.The one end in described the first fog output tube road 11 is connected with spray chamber, and the first fog output tube road 11 passes field planting hole 12 sidewalls and is tightly connected with field planting hole 12 sidewalls, and the other end in described the first fog output tube road 11 is communicated with the second fog output tube road 14.The junction in described the first fog output tube road 11 and field planting hole 12 sidewalls, the first fog output tube road 11 is all by metal-to-metal adhesive fixing seal.Described the second fog output tube road 14 1 end openings, it is inner that the openend in described the second fog output tube road 14 extends to plant 13 root systems, guarantees that water smoke is only to cultivator internal circulation.Described the second fog output tube road 14 be provided with communicate with a plurality of the second fog output tube roads 14 branch out mist pipeline, have fog hole branching out on mist pipeline.Preferably, describedly a plurality ofly branch out mist pipeline around the second fog output tube road 14 circumferentially, be axially uniformly distributed.
Particularly, in the present embodiment, the external diameter 10mm in described the first fog output tube road 11, one end that described the first fog output tube road 11 is connected with the second fog output tube road 14 is taper, the size at the top of described the first fog output tube road 11 tapering parts is less than the external diameter in the second fog output tube road 14.Described the first fog output tube road 11 extends in the second fog output tube road 14 and is provided with the fog hole that is parallel to the second fog output tube road 14, and described fog hole is communicated with the second fog output tube road 14 and towards the root of plant 13.For firm the second fog output tube road 14, the upper end in described the second fog output tube road 14 is fixed on field planting hole 12 by jockey, described jockey can for example, for being fixed on plant 13 any material in field planting hole 12, cystosepiment.
The course of work is: the water in water tank 1 flows into inlet channel 4, due to inlet channel 4 two-port parcel one deck sponges 2, in order to store moisture, and avoid the destruction of water flow impact pressure to piezoelectric vibrator, between sponge 2 and piezoelectric vibrator, form the moisture film of thin layer, after atomizer energising, piezoelectric ceramic piece 8 radial vibrations, drive metal end caps 5 extensional vibrations, vibration causes the water in inlet channel 4 to be converted into droplet, under the effect of tube-axial fan 9, droplet in spray chamber is diffused in the second fog output tube road 14 by the first fog output tube road 11 with air-flow, by branching out mist pipeline, be discharged into root system inside, thereby meet the required nutrient component of plant 13 growth.
Preferably, when piezoelectric vibrator is fixed on the 3rd bearing 18 and the 4th bearing 16, between piezoelectric vibrator and the 3rd bearing 18, the 4th bearing 16, leave gap, make piezoelectric vibrator when work, have the space of enough axial vibration, can work; At piezoelectric vibrator two ends, be stained with respectively sponge 2, with the noise that reduces to produce when piezoelectric vibrator is worked.
This described embodiment is preferred embodiment of the present invention; but invention is not limited to above-mentioned embodiment; in the situation that not deviating from flesh and blood of the present invention, any apparent improvement, replacement or modification that those skilled in the art can make all belong to protection scope of the present invention.

Claims (10)

  1. One kind from root system inside to outside the accurate ultrasonic atomizing cultivator of spraying, comprise water tank (1), spray chamber, piezoelectric vibrator, fog output tube road, tube-axial fan (9), it is characterized in that, described water tank (1) is connected by inlet channel (4) with spray chamber, tube-axial fan (9) is arranged on the sidewall of spray chamber, and communicate with spray chamber, described piezoelectric vibrator is arranged in spray chamber, and electrically connect with power supply, described spray chamber is connected with fog output tube road, described fog output tube road comprises the first perpendicular fog output tube road (11), the second fog output tube road (14), the one end in described the first fog output tube road (11) is connected with spray chamber, the first fog output tube road (11) is through field planting hole (12) sidewall, and be tightly connected with field planting hole (12) sidewall, the other end in described the first fog output tube road (11) is communicated with the second fog output tube road (14), described the second fog output tube road (14) one end openings, it is inner that the openend in described the second fog output tube road (14) extends to plant (13) root system, described the second fog output tube road (14) be provided with a plurality of communicate with the second fog output tube road (14) branch out mist pipeline, have fog hole branching out on mist pipeline.
  2. 2. ultrasonic atomizing cultivator according to claim 1, it is characterized in that, described piezoelectric vibrator comprises metal end caps (5) and piezoelectric ceramic piece (8), the one side of described metal end caps (5) has circular protrusions, described piezoelectric ceramic piece (8) has circular hole, (5) have a protruding side to be positioned at metal end caps, described projection extends in circular hole, and the frequency of the supply voltage of described piezoelectric vibrator is 100-300kHz.
  3. 3. ultrasonic atomizing cultivator according to claim 1 and 2, is characterized in that, describedly a plurality ofly branches out mist pipeline around the second fog output tube road (14) circumferentially, be axially uniformly distributed.
  4. 4. ultrasonic atomizing cultivator according to claim 1, it is characterized in that, the other end in described the first fog output tube road (11) extends in the second fog output tube road (14) and is provided with the fog hole that is parallel to the second fog output tube road (14), and described fog hole is communicated with the second fog output tube road (14) and towards the root of plant (13).
  5. 5. ultrasonic atomizing cultivator according to claim 4, it is characterized in that, the external diameter 10mm in described the first fog output tube road (11), described the first fog output tube road (11) is taper with one end that the second fog output tube road (14) is connected, and the size at the top of described the first fog output tube road (11) tapering part is less than the external diameter in the second fog output tube road (14).
  6. 6. ultrasonic atomizing cultivator according to claim 1, is characterized in that, the upper end in described the second fog output tube road (14) is fixed on field planting hole (12) by jockey.
  7. 7. ultrasonic atomizing cultivator according to claim 1, is characterized in that, described water tank (1) is T shape, and bottom is circular cylindrical cavity (3), and inlet channel (4) is arranged on circular cylindrical cavity (3).
  8. 8. ultrasonic atomizing cultivator according to claim 1, is characterized in that, described inlet channel (4) two ends are provided with sponge (2), and piezoelectric vibrator contacts with sponge (2).
  9. 9. ultrasonic atomizing cultivator according to claim 1, it is characterized in that, the cuboid cavity of described spray chamber for being surrounded by upper wall and lower wall, upper wall and lower wall pass through bolt, nut, spring shim connects, upper wall, lower wall inner side is equipped with the cylindrical draw-in groove extending to cavity, the first bearing (7) is installed respectively in two cylindrical draw-in grooves, the second bearing (15), the first bearing (7), the second bearing (15) is fixed respectively the 3rd bearing (18) near a side at spray chamber center, the 4th bearing (16), the both sides of described piezoelectric vibrator are separately fixed on the 3rd bearing (18) and the 4th bearing (16).
  10. 10. ultrasonic atomizing cultivator according to claim 1, is characterized in that, the junction in described the first fog output tube road (11) and field planting hole (12) sidewall, the first fog output tube road (11) is all by metal-to-metal adhesive fixing seal.
CN201310610124.7A 2013-11-27 2013-11-27 A kind of ultrasonic atomizing cultivator of precisely spraying from root system interior Expired - Fee Related CN103621393B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104904572A (en) * 2015-05-14 2015-09-16 江苏大学 Low-frequency ultrasonic underground mist irrigation machine
CN105706887A (en) * 2016-02-01 2016-06-29 江苏大学 Low-frequency ultrasonic atomization cultivation device capable of rotating
CN108476953A (en) * 2018-01-31 2018-09-04 霍山县新元生态农业有限公司 A kind of excellent mating system of wild leek
CN109042274A (en) * 2018-07-24 2018-12-21 江苏大学 A kind of package root system precisely spraying ultrasonic atomizatio cultivation case and its method
CN109673500A (en) * 2019-01-25 2019-04-26 江苏大学 A kind of atomising cultivation device of band root core electrode
AU2017214537B2 (en) * 2016-02-07 2021-09-30 Airponix Ltd Fog generator for aeroponics

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104904572A (en) * 2015-05-14 2015-09-16 江苏大学 Low-frequency ultrasonic underground mist irrigation machine
CN104904572B (en) * 2015-05-14 2017-05-31 江苏大学 Mist filling device a kind of low frequency ultrasound
CN105706887A (en) * 2016-02-01 2016-06-29 江苏大学 Low-frequency ultrasonic atomization cultivation device capable of rotating
CN105706887B (en) * 2016-02-01 2018-08-21 江苏大学 A kind of rotatable low-frequency ultrasonic atomizing cultivator
AU2017214537B2 (en) * 2016-02-07 2021-09-30 Airponix Ltd Fog generator for aeroponics
EP3410841B1 (en) * 2016-02-07 2024-04-10 Airponix Ltd Fog generator for aeroponics
CN108476953A (en) * 2018-01-31 2018-09-04 霍山县新元生态农业有限公司 A kind of excellent mating system of wild leek
CN109042274A (en) * 2018-07-24 2018-12-21 江苏大学 A kind of package root system precisely spraying ultrasonic atomizatio cultivation case and its method
CN109042274B (en) * 2018-07-24 2020-11-20 江苏大学 Ultrasonic atomization cultivation box capable of wrapping root system and spraying accurately and method thereof
CN109673500A (en) * 2019-01-25 2019-04-26 江苏大学 A kind of atomising cultivation device of band root core electrode
CN109673500B (en) * 2019-01-25 2021-06-22 江苏大学 Atomization cultivation device with root core electrode

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