CN106455501A - Hydroponic device and hydroponic method - Google Patents
Hydroponic device and hydroponic method Download PDFInfo
- Publication number
- CN106455501A CN106455501A CN201480078458.7A CN201480078458A CN106455501A CN 106455501 A CN106455501 A CN 106455501A CN 201480078458 A CN201480078458 A CN 201480078458A CN 106455501 A CN106455501 A CN 106455501A
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- Prior art keywords
- discharge opeing
- liquid
- cultivation bed
- opeing portion
- discharge
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- 238000000034 method Methods 0.000 title abstract description 5
- 239000007788 liquid Substances 0.000 claims abstract description 79
- 238000012258 culturing Methods 0.000 claims description 49
- 241000894006 Bacteria Species 0.000 abstract description 15
- 230000000717 retained effect Effects 0.000 abstract 3
- 239000002699 waste material Substances 0.000 abstract 1
- 239000012531 culture fluid Substances 0.000 description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 27
- 241000196324 Embryophyta Species 0.000 description 15
- 238000007599 discharging Methods 0.000 description 15
- 239000000428 dust Substances 0.000 description 14
- 241000133231 Marshallia caespitosa Species 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000000844 anti-bacterial effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 3
- 235000016709 nutrition Nutrition 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000009182 swimming Effects 0.000 description 1
Classifications
-
- 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
- A01G31/00—Soilless cultivation, e.g. hydroponics
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Hydroponics (AREA)
Abstract
The present invention provides a hydroponic device and a hydroponic method with which it is possible to remove waste and unwanted bacteria in a cultivation tank. The hydroponic device according to the present invention is provided with a cultivation tank and a discharge mechanism that discharges liquid retained in the cultivation tank; and the discharge mechanism is provided with a pipe-like first drainage part provided at the bottom of the cultivation tank so as to pass therethrough in the top-to-bottom direction, a second drainage part that is connected to the top end of the first drainage part and the diameter of which increases upward from this top end like a funnel, liquid inlet holes that are formed in a circumferential wall of the second drainage part and that allow liquid retained in the cultivation tank to flow inside the second drainage part, protrusions that are provided below the liquid inlet holes and that protrude from the inner surface of the circumferential wall of the second drainage part along the circumferential direction of the second drainage part, so as to generate a swirling flow in the liquid that has flowed inside the second drainage part via the liquid inlet holes, and a lid that is formed in a bowl shape and with which it is possible to make the liquid retained in the cultivation tank flow inside the second drainage part via the liquid inlet holes in a state in which the first drainage part and the second drainage part are covered from above with the lid.
Description
Technical field
The present invention relates to a kind of culturing apparatus in paddy and paddy field culture, especially relate to one kind and can utilize device itself
Construction, by storage stay culturing apparatus in paddy and the paddy field culture that the liquid of cultivation bed is discharged to the outside.
Background technology
Known have a kind of not using soil, only with containing cultivate plant desired nutritional composition culture fluid come cultivated plant
Device (culturing apparatus in paddy).
In general, existing culturing apparatus in paddy is in order to cultivate plant, culture fluid can be made termly to flow into cultivation bed, and
And the inflow with this culture fluid, can make to have stored up the overflow pipe discharge staying the culture fluid of cultivation bed from water level regulation.
However, being easily accessible in cultivation bed from outside dust and dirt (hereinafter referred to as " dust and dirt "), and this entrance
Dust and dirt, in addition to swimming on the water surface, generally also can be blended in culture fluid, and is deposited on the bottom of cultivation bed.Especially,
It is deposited on the dust and dirt of cultivation trench bottom, can counteract when plant is from root absorption culture fluid, the problems such as cause root-rot
Reason.
Additionally, during cultivation bed cultivates plant, culture fluid easily produces microalgae and antibacterial (hereinafter referred to as
" miscellaneous bacteria "), and this miscellaneous bacteria also can be deposited on the bottom of cultivation bed together with dust and dirt.And, these miscellaneous bacterias are also to cause phytopathy
Evil will be therefore one it is necessary to remove as early as possible.
Culturing apparatus in paddy described in patent references 1 swims in although can relatively simply discharge from overflow pipe
Dust and dirt on the culture fluid water surface, but, still exist and be difficult to remove the dust and dirt being deposited on cultivation trench bottom and miscellaneous bacteria (hereinafter referred to as
" puffball etc. ") problem.
Then, develop a kind of technology of the setting slightly drain pipe (siphon) of J shape in cultivation bed, drain pipe has
Water inlet (patent documentation 2) towards cultivation bed bottom opening.
According to this technology, the culture fluid of scheduled volume can be made to flow into cultivation bed and siphonage occur, therefore, it is possible to pass through
Discharge pipe makes to be deposited on the outside that puffball of cultivation trench bottom etc. is discharged to cultivation bed.
Patent documentation 1:Japanese Unexamined Patent Publication 2006-262750 publication
Patent documentation 2:Japanese Unexamined Patent Publication 2004-073003 publication
But, the culturing apparatus in paddy described in patent documentation 2, when siphonage occurs, mainly makes to be present in into water
Culture fluid below mouthful is towards this water inlet that is to say, that making it produce the current of straight line.And, described in patent documentation 2
Formed as the discharge pipe making siphonage generation part in culturing apparatus in paddy is only very simple tubulose, because
This, when siphonage occurs, will not produce too big suction.
Therefore, although the culturing apparatus in paddy described in patent documentation 2 can effectively remove and be present in immediately below water inlet
Puffball etc., but cannot completely remove and be present in puffball away from water inlet position directly below etc..
Content of the invention
The present invention forms to solve above-mentioned situation exploitation, its object is to provide one kind can effectively remove cultivation bed
The culturing apparatus in paddy of interior dust and dirt and miscellaneous bacteria and paddy field culture.
In order to reach above-mentioned purpose, the present invention provides a kind of culturing apparatus in paddy, and it possesses:Cultivation bed, storage liquid stay with
Cultivate plant；And discharge component, storage is stayed the described liquid in described cultivation bed to discharge from described cultivation bed, its feature exists
In described discharge component possesses：First discharge opeing portion, it is tubulose and the bottom running through described cultivation bed from above-below direction；Second
Discharge opeing portion, links the upper end in described first discharge opeing portion, is formed as from described upper end funnel-form expanding upward；Enter liquid
Hole, is formed at the surrounding wall portion in described second discharge opeing portion, and the described liquid that described cultivation bed is stayed in storage can be made to flow into described second row
The inner side in liquid portion；Protuberance, it has the inner face of the surrounding wall portion from described second discharge opeing portion along institute in the lower section of described liquid-entering hole
State the raised face that the circumference in the second discharge opeing portion projects, make to flow into the described liquid inside described second discharge opeing portion via described liquid-entering hole
Body produces backflow；And lid, it is formed as bowl-shape, is being covered each by described first discharge opeing portion and described second discharge opeing by top
In the state of portion, the described liquid that described cultivation bed is stayed in storage is made to flow in described second discharge opeing portion via described liquid-entering hole
Side.
In addition, in order to reach above-mentioned purpose, the present invention provides a kind of paddy field culture, and it uses culturing apparatus in paddy,
Described culturing apparatus in paddy possesses storage liquid stay cultivating cultivation of plants groove, and the described liquid in described cultivation bed is stayed in storage
The discharge component that body is discharged from described cultivation bed is it is characterised in that described discharge component has：First discharge opeing portion, it is tubulose
And the bottom of described cultivation bed is run through from above-below direction；Second discharge opeing portion, links the upper end in described first discharge opeing portion, is formed as
From described upper end funnel-form expanding upward；Liquid-entering hole, is formed at the surrounding wall portion in described second discharge opeing portion, storage can be made to stay
The described liquid of described cultivation bed flows into the inner side in described second discharge opeing portion；Protuberance, it has in the lower section of described liquid-entering hole
The inner face of the surrounding wall portion from described second discharge opeing portion along described second discharge opeing portion circumference project raised face, make via described enter
The described liquid that fluid apertures flows into inside described second discharge opeing portion produces backflow；And lid, it is formed as bowl-shape, is being divided by top
In the state of not covering described first discharge opeing portion and described second discharge opeing portion, make storage stay the described liquid of described cultivation bed via
Described liquid-entering hole flows into the inner side in described second discharge opeing portion, and wherein, described paddy field culture includes：In described cultivation bed
Till there is siphonage, described liquid is made to flow into described cultivation bed.
In said structure, the component of discharging located at cultivation bed possesses the first discharge opeing portion of tubulose, has and can allow liquid flow
The liquid-entering hole that enters and the funnelform second discharge opeing portion that links with the first discharge opeing portion and the first discharge opeing is being covered each by by top
In the state of portion and the second discharge opeing portion, the liquid that cultivation bed is stayed in storage is made to flow into the lid inside second row liquid portion.
Therefore, in the present invention, once the water level flowing into the liquid of cultivation bed reaches the liquid-entering hole in the second discharge opeing portion of obstruction
Height and the first discharge opeing portion and the second discharge opeing portion become the state being liquid filled, then siphonage can occur, cultivation is stayed in storage
The liquid of training groove will be discharged via the second discharge opeing portion and the first discharge opeing portion.Additionally, such liquid discharge can persistently be carried out,
Until water level is less than the bottom (open end) of lid, till being mixed into air in a liquid.
In addition, in such a configuration, the second discharge opeing portion is formed as funnel expanding (being tapered downwards) upward
Shape, its inner face is formed with the protuberance making liquid produce backflow.Therefore, the liquid in the second discharge opeing portion is flowed into via liquid-entering hole,
Vortex-like current can be become by protuberance unsteady state operation first, then via being formed as towards water (flow) direction tapered shape (so-called literary composition
Venturi shape) second discharge opeing portion flow into the first discharge opeing portion.That is, in said structure, by having protuberance
Second discharge opeing portion, can be greatly improved the flow velocity of culture fluid, and therefore, its result will necessarily improve the suction of siphonage.
In addition, in said structure, protuberance once produces vortex-like current inside the second discharge opeing portion, then its current meeting
Along between the first discharge opeing portion and the second discharge opeing portion and lid and the surrounding of lid flows down.That is, in said structure
In, by producing vortex-like current around lid, can make to be deposited on puffball of cultivation trench bottom etc. and successfully spread.
Consequently, it is possible to according to the present invention, in the state of smoothly can spreading making to be deposited on puffball of cultivation trench bottom etc., with
Powerful suction is sucked in discharge component, therefore, can effectively remove these puffballs etc..
As described above, the culturing apparatus in paddy of the foundation present invention and paddy field culture, can be with better simply structure, effectively
Ground removes dust and dirt and miscellaneous bacteria in cultivation bed.
Brief description
Fig. 1 is the schematic diagram of of the culturing apparatus in paddy of the display present invention.
Fig. 2 is the part organigram discharging component in display culturing apparatus in paddy.
Fig. 3 is the organigram that component is discharged in display.
Fig. 4 is the current schematic diagram for the liquid discharging component is described.
Fig. 5 is the schematic diagram of another embodiment of part construction that component is discharged in display.
Fig. 6 is the schematic diagram of another embodiment of display culturing apparatus in paddy.
Fig. 7 is the schematic diagram of the yet another aspect of display culturing apparatus in paddy.
Symbol description
10th, 20,30 culturing apparatus in paddy
11 culture liquid baths
12nd, 12a cultivation bed
121 bottom surfaces
122 through holes
123 recesses
13 feed pipes
14 discharge components
141st, 141a the first discharge opeing portion
142 second discharge opeing portions
142a taper cone barrel portion
142b cylindrical barrel portion
1421st, 1421a upper end
1422 surrounding wall portion
143 liquid-entering holes
144 protuberances
144a raised face
145 lids
15 discharge pipes
H gap
F1, F2 current
Specific embodiment
In order to be able to deeper into understanding the means and invention effect solving problem of the present invention, below by the enforcement shape of the present invention
The technical characteristic of the present invention is described in detail with reference to the accompanying drawings in state.And embodiment and structure shown in the drawings, it is not intended to limit
The present invention.
The embodiment being described with reference to the present invention is as follows.
First, the culturing apparatus in paddy of the present invention is described.
Fig. 1 is the organigram of the culturing apparatus in paddy 10 of an embodiment of the display present invention.As shown in figure 1, water
Cultivation device 10 possesses culture liquid bath 11, cultivation bed 12, feed pipe 13, discharges component 14 and discharge pipe 15.Additionally, above-mentioned water
Cultivation device 10, cultivation bed 12 and discharge component 14 are respectively equivalent to described " hydroponic culture dress in claims
Put ", " cultivation bed " and " discharge component ".
Culture liquid bath 11 stays the culture fluid containing cultivating plant desired nutritional composition for storing up.Storage is stayed in culture liquid bath 11
Culture fluid it will usually by the device such as pump (not shown), supply to cultivation bed 12 via feed pipe 13.And as described later, storage
The culture fluid staying cultivation bed 12 will supply to culture liquid bath 11 via discharge pipe 15.Consequently, it is possible in this embodiment,
Culture fluid can be in culturing apparatus in paddy 10 interior circulation.Additionally, in this embodiment, the liquid that storage stays in cultivation bed 12 is training
Nutrient solution but it is also possible to be other liquid, such as water (do not contain cultivation plant desired nutritional composition).In addition, in this embodiment
In, culture fluid is to supply to cultivation bed 12 via culture liquid bath 11, feed pipe 13 and discharge pipe 15, but also can not use culture
Liquid bath 11 etc., for example, can make manually to supply culture fluid to cultivation bed 12.
Cultivation bed 12 cultivates the plants such as Caulis et Folium Lactucae sativae by cultivating the culture fluid that liquid bath 11 is supplied.In this embodiment,
For the slightly rectangular box-shaped container opening above.Connect one end 13a of feed pipe 13 in the precalculated position of cultivation bed 12, and by
The culture fluid of culture liquid bath 11 supply is transferred in cultivation bed 12 via feed pipe 13.Here, one end 13a of feed pipe 13 is permissible
It is configured to the through hole insertion cultivation bed 12 opening up from the side of cultivation bed 12, also can be configured to above cultivation bed 12 is open
Enter in cultivation bed 12.Additionally, the other end 13b of feed pipe 13 connects culture liquid bath 11.In addition, the precalculated position of cultivation bed 12
Inside it is provided with discharge component 14, offer through hole 122 as described later in the bottom surface 121 of the cultivation bed 12 of the other end, it can allow
Discharge the second discharge opeing portion 142 insertion of component 14.
Discharge component 14 in cultivation bed 12, it is used for discharging the culture fluid that cultivation bed 12 is stayed in storage.This discharges component
14 is to be constituted according to the operating principle of clock-type siphon, in order to there is siphonage.
The front view of part-structure and top view discharging component 14 is shown in Fig. 2.As shown in Fig. 2 discharge component 14 being
It is made up of the first discharge opeing portion 141, the second discharge opeing portion 142, liquid-entering hole 143, protuberance 144 and lid 145 (with reference to Fig. 3).This
Outward, above-mentioned first discharge opeing portion 141, the second discharge opeing portion 142, liquid-entering hole 143, protuberance 144 and lid 145 are respectively equivalent to right
" the first discharge opeing portion ", " the second discharge opeing portion ", " liquid-entering hole ", " protuberance " and " lid " in claim.
First discharge opeing portion 141 is vertical pipe fitting, via cultivation bed 12 through hole 122 (with reference to Fig. 1) by cultivation bed 12
Bottom surface 121 is exposed to outside.
Second discharge opeing portion 142 links the upper end in the first discharge opeing portion 141.As shown in Fig. 2 (a) and (b), the second discharge opeing portion
142 are formed as from the upper end in the first discharge opeing portion 141 funnel-form expanding upward (taper cone barrel portion 142a).In addition, as Fig. 2
Shown in (c), the circle from the upper end in the first discharge opeing portion 141 funnelform hollow cone mesa-shaped expanding upward can be formed as
Cylindrical barrel portion 142b is re-formed in cone cylinder portion 142a.In addition, the upper end 1421 (or 1421a) in the second discharge opeing portion 142 is by sheet material
Deng closing, it is non-open surface.Additionally, in the state of the second discharge opeing portion 142 is provided with lid 145, upper end 1421 (or
When 1421a) being closed by lid 145 (with reference to Fig. 3 (b)), upper end 1421 (or 1421a) also can not be closed by sheet material etc..For this
During structure, lid 145 can be taken off, clean the inner side in the second discharge opeing portion 14 (the first discharge opeing portion 141) from top.
Liquid-entering hole 143 is formed in the surrounding wall portion 1422 in the second discharge opeing portion 142, also can be formed at circle as shown in Fig. 2 (a)
In the surrounding wall portion 1422 of cone cylinder portion 142a, also can be formed on cylindrical barrel portion 142b as shown in Fig. 2 (c).Water in cultivation bed 12
Till position rises the water level water level of siphonage (occur) until blocking liquid-entering hole 143, and, the first discharge opeing portion 141 and the
Two discharge opeing portions 142 once become the state full of culture fluid, and the culture fluid that cultivation bed 12 is stayed in storage flows into via liquid-entering hole 143
The inner side in the second discharge opeing portion 142.This means, there occurs siphonage.Additionally, above-mentioned surrounding wall portion 1422 is equivalent in claims
Described " surrounding wall portion ".
In addition, in order to allow discharge component 14 in siphonage smoothly occur, it is critical only that must make into liquid measure with go out liquid
Amount is equal.Then, the adjustment quantity of liquid-entering hole 143 and diameter so that enter discharge component 14 enter liquid measure with from discharging structure
The liquid outlet quantity of part 14 is equal.In other words, the overall diameter of liquid-entering hole 143 is designed as identical with the diameter in the first discharge opeing portion 141.
Additionally, to the shape of liquid-entering hole 143, there is no particular limitation.
As shown in Figures 3 and 4, protuberance 144 is formed as tabular, in the lower section of liquid-entering hole 143, from the second discharge opeing portion 142
The inner face of surrounding wall portion 1422 project along the circumference in this second discharge opeing portion 142.Protuberance 144 makes to flow into the via liquid-entering hole 143
The culture fluid of two discharge opeing portion 142 inner side produces backflow.The quantity of protuberance 144 is not particularly limited, in this embodiment
It is provided with two.If additionally, protuberance 144 is provided with the inner face of the surrounding wall portion 1422 from the second discharge opeing portion 142 along this second discharge opeing portion
The raised face 144a that 142 circumference projects, it can be not formed as tabular, and can form the top view cross section for example shown in Fig. 5 is to omit L word
The shape of shape.
As shown in figure 3, lid 145 is formed as bowl-shape, the first discharge opeing portion 141 and the second discharge opeing portion are covered each by by top
142.Lid 145, in the state of covering the first discharge opeing portion 141 and the second discharge opeing portion 142 by top respectively, can make storage stay cultivation
The culture fluid of training groove 12 flows into the inner side in the second discharge opeing portion 142 via liquid-entering hole 143.This means, in bottom and the cultivation of lid 145
It is formed with the gap H (with reference to Fig. 1) flowing into culture fluid between the bottom surface 121 of groove 12.
Fig. 3 shows and for lid 145 to be covered in the first discharge opeing portion 141 and the state in the second discharge opeing portion 142.Lid 145 can be such as
Shown in Fig. 3 (a), it is separated by one with the upper end 1421 in the second discharge opeing portion 142 and is spaced and covers thereon, also can be as Fig. 3 (b) institute
Show, the upper end 1421 in contact the second discharge opeing portion 142 simultaneously covers thereon.Make lid 145 and the upper end in the second discharge opeing portion 142
1421 when contacting and covering thereon, and the upper end 1421 in the second discharge opeing portion 142 can be made to be formed as open surface.In other words, storage is stayed
Culture fluid in cultivation bed 12 may be designed as not being the upper end 1421 via the second discharge opeing portion 142, but via liquid-entering hole 143
Flow into the inner side in the second discharge opeing portion 142.
As shown in figure 1, one end 15a and other end 15b of discharge pipe 15 bottom and the training with the first discharge opeing portion 141 respectively
Nutrient solution groove 11 connects, for the culture fluid (being now the liquid containing dust and dirt and miscellaneous bacteria) of cultivation bed 12 is recycled to culture liquid bath
11.Certainly, when the culture fluid that discharge from cultivation bed 12 must be removed with the process of dust and dirt and miscellaneous bacteria it is also possible to will be from
The culture fluid that cultivation bed 12 is discharged directly is recycled to culture liquid bath 11.For example, it is ready for such as the container of accumulator tank (not shown), and
The two ends of discharge pipe 15 are made to connect bottom and the accumulator tank in the first discharge opeing portion 141 respectively.
Paddy field culture below for the culturing apparatus in paddy cultivated plant using the present invention illustrates.Especially,
For the feature of the present invention, the circulation of the culture fluid being carried out between culture liquid bath and cultivation bed illustrates.Additionally, with regard to
Artificial radiation's light supply apparatuses of the method for implantation of plant seedlings, LED etc. and to going that the culture fluid reclaiming from cultivation bed is carried out
Except dust and dirt and miscellaneous bacteria process are all same as the prior art, therefore no longer illustrate in this manual.
First, transfer tube (not shown), culture fluid is supplied to cultivation bed 12 from culture liquid bath 11 via feed pipe 13.Mat
This, culture fluid is stayed in the storage in the inside of cultivation bed 12.
Then, flow into the culture fluid within cultivation bed 12 and also flow into the discharge component 14 being configured within cultivation bed 12.As
Shown in Fig. 1 to Fig. 4, culture fluid can gap between the bottom (open end) of lid 145 and the bottom surface 121 of cultivation bed 12
H flows into.
Then, storage stay culture fluid in cultivation bed 12 within reach the height of liquid-entering hole 143 blocking discharge component 14 and
First discharge opeing portion 141 and the second discharge opeing portion 142 become when being cultured state that liquid is full of, then discharge component 14 and siphon can be occurred existing
As, and the driving of pump can stop, and the supply being derived from the culture fluid of culture liquid bath 11 also can stop.
In that case, by siphonage, the culture fluid in cultivation bed 12 is inhaled from the liquid-entering hole 143 discharging component 14
Enter, be expelled to culture liquid bath 11 (or accumulator tank) via discharge pipe 15.
Here, with reference to Fig. 4 (a) and (b), illustrating to discharge the current of the culture fluid within component 14.
As shown in Fig. 4 (a) and (b), culture fluid once flow into the inner side in the second discharge opeing portion 142, then first from liquid-entering hole 143
Meeting edge is formed as the inner face in funnelform second discharge opeing portion 142 expanding (being tapered downwards) upward, towards the first discharge opeing
Portion 141 (the axial centre portion in the second discharge opeing portion 142) flows down.Afterwards, the culture fluid flowing down flows through the raised face of protuberance 144
On 144a, this culture fluid is then vortex-like by making the protuberance 144 (raised face 144a) and being forced that liquid produces backflow be converted to
Current F1, along the inner face in funnelform second discharge opeing portion 142, at a high speed and keep entering the first discharge opeing portion 141 vortex-likely.This
When, Venturi effect can be produced between the second discharge opeing portion 142 and the first discharge opeing portion 141.
Thus, can be along the first discharge opeing portion 141 and second row in the vortex-like current F1 that the inner side in the second discharge opeing portion 142 produces
Between liquid portion 142 and lid 145 and the surrounding of lid 145 flows down.Therefore, vortex-like water can also be produced around lid 145
Stream F2, thereby, being deposited on puffball of cultivation bed 12 bottom etc. can successfully spread, and by discharge component 14 powerful suction from
Liquid-entering hole 143 sucks (with reference to Fig. 4 (a)).
And, flow through the culture fluid in the first discharge opeing portion 141 and the current side of the culture fluid discharged from the first discharge opeing portion 141
To central part become the higher state of pressure.In other words, produce the protuberance 144 of backflow and in second row by making liquid
Produced Venturi effect between liquid portion 142 and the first discharge opeing portion 141, the inside discharging component 14 can produce eddy current effect.
Thus, the antibacterial discharged from cultivation bed 12 and the miscellaneous bacteria of microalgae etc. can be divided by having the vortex-like current of elevated pressures and high speed
Solution etc..
Then, culture fluid is discharged by discharging component 14, and the water level within cultivation bed 12 is once than the bottom of lid 145
(open end) is low, and becomes the water level that can be flowed into air by gap H, then siphonage stops, and terminates to discharge the cultivation of component 14
The discharge of the culture fluid within training groove 12.Consequently, it is possible to required culture fluid of plant supply being grown up, and can effectively remove
Go to be deposited on puffball within cultivation bed 12 etc..
Additionally, the final water level remaining in the culture fluid within cultivation bed 12 can drop to the bottom of lid 145, because
This, can store up the water yield staying about gap H height in cultivation bed 12.Therefore, by adjusting bottom and the cultivation bed of lid 145
Gap H between 12 bottom surface 121, in that case it can be decided that the Culture liquid measure (water level) in cultivation bed 12 is stayed in storage, is planted with keeping cultivating
The suitable environment of the root of thing.
Referring to Fig. 6, another embodiment of the culturing apparatus in paddy of the present invention is described.Fig. 6 is the display present invention
The organigram of the culturing apparatus in paddy 20 of another embodiment.As illustrated, compared to the construction of culturing apparatus in paddy 10,
Culturing apparatus in paddy 20 increased one section of cultivation bed.That is, it is provided with the lower section of cultivation bed 12 again can store up the cultivation staying culture fluid
Groove 12a.Additionally, above-mentioned cultivation bed 12a is equivalent to described " the second cultivation bed " in claims.
Specifically, in culturing apparatus in paddy 20, it is configured at the of the discharge component 14 within the cultivation bed 12 of epimere
The bottom in one discharge opeing portion 141 extends to the position inside the cultivation bed 12a of hypomere.In addition, in the cultivation bed 12a of hypomere
Portion is configured with other discharge component 14a, and it is located at the bottom in the first discharge opeing portion 141 of discharge component 14 coming from above and prolongs
The opposition side of the end extending into.In addition, discharging the first discharge opeing portion 141a of component 14a and the first discharge opeing portion discharging component 14
141 is identical, connects to culture liquid bath 11 (or accumulator tank) via discharge pipe 15.Additionally, the other structures of culturing apparatus in paddy 20
Identical with the counter structure of culturing apparatus in paddy 10, here no longer illustrates.
According to the structure of culturing apparatus in paddy 20, flow into the second discharge unit 142 discharging component 14 culture fluid (now for
Liquid containing dust and dirt and miscellaneous bacteria) illustrate done in embodiment as in the previous, at a high speed and keep entering tubulose vortex-likely
First discharge opeing portion 141.Thus, the culture fluid in this first discharge opeing portion 141 and the culture fluid discharged from the first discharge opeing portion 141 are flow through
The central part of water (flow) direction become the higher state of pressure.
Therefore, the antibacterial discharged from cultivation bed 12 and the miscellaneous bacteria of microalgae etc. can be by having the vortex-like of elevated pressures and high speed
Current and decompose, the culture fluid of inflow cultivation bed 12a can be made to become more clean state.Thereby, can be in Restraining culture groove 12a
The generation of the miscellaneous bacteria such as antibacterial and microalgae.
In addition, according to the structure of culturing apparatus in paddy 20, the culture fluid discharged from the first discharge opeing portion 141 is at a high speed and vortex-like
Current, therefore, can promptly clean polluter (dregs of for example withered, i.e. residue and the secretion being adsorbed in cultivation bed 12a
Thing etc.).
When carrying out hydroponic culture using culturing apparatus in paddy 20, identical with the situation using culturing apparatus in paddy 10, by training
Nutrient solution groove 11 supplies culture fluid to cultivation bed 12, when culture fluid storage is left to certain water level, by discharging the siphon of component 14
Phenomenon, the culture fluid within cultivation bed 12 is expelled to cultivation bed 12a.Then, the culture fluid storage within cultivation bed 12a is left to one
When determining water level, by discharging the siphonage of component 14a, culture fluid cultivation bed 12a within is expelled to cultivate liquid bath 11 (or
Accumulator tank).
Referring to Fig. 7, another embodiment of the culturing apparatus in paddy of the present invention is described.Fig. 7 is the display present invention
The organigram of the culturing apparatus in paddy 30 of yet another aspect.As illustrated, compared to the construction of culturing apparatus in paddy 20,
Culturing apparatus in paddy 30 the bottom of cultivation bed 12a be formed with position on the extended line of the axial direction in the first discharge opeing portion 141 to
Recessed recess 123.Additionally, above-mentioned recess 123 is equivalent to described " recess " in claims.
According to the structure of culturing apparatus in paddy 30, the culture fluid discharged from the first discharge opeing portion 141 is understood as waterfall pool is flowed in the same direction
Under cascaded, strongly bounce the culture fluid lodging in the recess 123 that cultivation bed 12a is formed.Thus, in recess 123
The culture fluid discharged from the first discharge opeing portion 141 can be produced dive to the adverse current of bottom, and increase storage and stay in the culture fluid of cultivation bed 12a
Dissolved oxygen amount (DO).Therefore, moreover it is possible to make storage stay in cultivation bed 12a's in addition to can maintaining the humidity of culturing apparatus in paddy 30
Culture fluid becomes the water quality of suitable plant growing.
As shown in FIG. 6 and 7, the culturing apparatus in paddy of the present invention is also applied for thering is multistage cultivation bed.In addition,
When cultivation bed is set to multistage, only provides culture fluid to the cultivation bed of uppermost, the action of the discharge component of the present invention can be passed through,
Culture fluid is supplied to the cultivation bed of full section.Thus, respectively culture fluid is supplied to compared with each section of device with existing, can be big
Width reduces the weight of the whole device during culturing apparatus in paddy supplying culture fluid to the present invention, thereby can ensure that the peace of device
Quan Xing.
Additionally, in hydroponic culture, once flowing into the culture fluid flow at high speed of cultivation bed, then hydraulic pressure uprises, to root
Osmotic pressure also can increase, and root also can uprise to the absorbing power of culture fluid.Thus, existing mode is by pulsating pump
Reach swiftly flowing effect, but according to the present invention, culture fluid can be sucked at a high speed and discharge by discharging component, therefore,
The extra auxiliary device as pulsating pump etc. need not be set, can energy saving.
The present invention is not limited by above-mentioned each embodiment, in detail in the claims when can do various changes.In addition, suitable group
Together in the embodiment of the technological means gained disclosing in different shape example, belong to the technology category of the present invention.
According to the present invention, dust and dirt and the miscellaneous bacteria in cultivation bed can effectively be removed with better simply structure, therefore, can profit
For culturing apparatus in paddy, in order to cultivate the plant of suitable hydroponic culture.
Claims (4)
1. a kind of culturing apparatus in paddy, possesses:
Cultivation bed, storage liquid stay is to cultivate plant；And
Discharge component, storage stayed the described liquid in described cultivation bed to discharge from described cultivation bed,
It is characterized in that, described discharge component possesses：
First discharge opeing portion, it is tubulose and the bottom running through described cultivation bed from above-below direction；
Second discharge opeing portion, links the upper end in described first discharge opeing portion, is formed as from described upper end funnel expanding upward
Shape；
Liquid-entering hole, is formed at the surrounding wall portion in described second discharge opeing portion, and the described liquid that described cultivation bed is stayed in storage can be made to flow into institute
State the inner side in the second discharge opeing portion；
Protuberance, it has the inner face of the surrounding wall portion from described second discharge opeing portion along described second row in the lower section of described liquid-entering hole
The raised face that the circumference in liquid portion projects, makes the described liquid flowing into inside described second discharge opeing portion via described liquid-entering hole produce back
Stream；And
Lid, it is formed as bowl-shape, in the state of be covered each by described first discharge opeing portion and described second discharge opeing portion by top,
The described liquid that described cultivation bed is stayed in storage is made to flow into the inner side in described second discharge opeing portion via described liquid-entering hole.
2. culturing apparatus in paddy according to claim 1 is it is characterised in that described culturing apparatus in paddy more standby second is planted
Training groove, it is configured at the lower section of described cultivation bed and can store up and stay described liquid, and the lower end part in described first discharge opeing portion is in institute
State the inner side of the second cultivation bed.
3. culturing apparatus in paddy according to claim 2 is it is characterised in that be formed with the bottom of described second cultivation bed
Position on the extended line of the axial direction in described first discharge opeing portion is to recessed recess.
4. a kind of paddy field culture, it uses culturing apparatus in paddy, and described culturing apparatus in paddy possesses storage liquid stay to cultivate
Cultivation of plants groove, and the discharge component staying the described liquid in described cultivation bed to discharge will be stored up from described cultivation bed,
It is characterized in that, described discharge component has：
First discharge opeing portion, it is tubulose and the bottom running through described cultivation bed from above-below direction；
Second discharge opeing portion, links the upper end in described first discharge opeing portion, is formed as from described upper end funnel expanding upward
Shape；
Liquid-entering hole, is formed at the surrounding wall portion in described second discharge opeing portion, and the described liquid that described cultivation bed is stayed in storage can be made to flow into institute
State the inner side in the second discharge opeing portion；
Protuberance, it has the inner face of the surrounding wall portion from described second discharge opeing portion along described second row in the lower section of described liquid-entering hole
The raised face that the circumference in liquid portion projects, makes the described liquid flowing into inside described second discharge opeing portion via described liquid-entering hole produce back
Stream；And
Lid, it is formed as bowl-shape, in the state of be covered each by described first discharge opeing portion and described second discharge opeing portion by top,
The described liquid that described cultivation bed is stayed in storage is made to flow into the inner side in described second discharge opeing portion via described liquid-entering hole,
Wherein, described paddy field culture includes：
Till there is siphonage in the described cultivation bed, described liquid is made to flow into described cultivation bed.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2014/071424 WO2016024353A1 (en) | 2014-08-14 | 2014-08-14 | Hydroponic device and hydroponic method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106455501A true CN106455501A (en) | 2017-02-22 |
| CN106455501B CN106455501B (en) | 2019-06-21 |
Family
ID=55303996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480078458.7A Expired - Fee Related CN106455501B (en) | 2014-08-14 | 2014-08-14 | Culturing apparatus in paddy and paddy field culture |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6243043B2 (en) |
| CN (1) | CN106455501B (en) |
| TW (1) | TWI603669B (en) |
| WO (1) | WO2016024353A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7272941B2 (en) | 2018-12-20 | 2023-05-12 | 鋼鈑商事株式会社 | Cylindrical body for hydroponic cultivation of plants, hydroponic cultivation unit, and hydroponic cultivation system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05284865A (en) * | 1992-04-16 | 1993-11-02 | Kaneko Shiyubiyou Kk | Plant culturing device and method for feeding and discharging water to culture bed thereof |
| JP2004073003A (en) * | 2002-08-09 | 2004-03-11 | Hidehiro Kitamura | Plant cultivation container, plant cultivation unit, and plant cultivation device using the unit |
| JP2006262750A (en) * | 2005-03-23 | 2006-10-05 | Mirai:Kk | Three-dimensional hydroponics device |
| CN102687660A (en) * | 2011-12-02 | 2012-09-26 | 河南科技大学 | Soilless cultivation device |
| JP2014033673A (en) * | 2012-08-08 | 2014-02-24 | Plant Robin | Hydroponic system |
-
2014
- 2014-08-14 WO PCT/JP2014/071424 patent/WO2016024353A1/en active Application Filing
- 2014-08-14 JP JP2016542484A patent/JP6243043B2/en active Active
- 2014-08-14 CN CN201480078458.7A patent/CN106455501B/en not_active Expired - Fee Related
-
2015
- 2015-08-12 TW TW104126312A patent/TWI603669B/en not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05284865A (en) * | 1992-04-16 | 1993-11-02 | Kaneko Shiyubiyou Kk | Plant culturing device and method for feeding and discharging water to culture bed thereof |
| JP2004073003A (en) * | 2002-08-09 | 2004-03-11 | Hidehiro Kitamura | Plant cultivation container, plant cultivation unit, and plant cultivation device using the unit |
| JP2006262750A (en) * | 2005-03-23 | 2006-10-05 | Mirai:Kk | Three-dimensional hydroponics device |
| CN102687660A (en) * | 2011-12-02 | 2012-09-26 | 河南科技大学 | Soilless cultivation device |
| JP2014033673A (en) * | 2012-08-08 | 2014-02-24 | Plant Robin | Hydroponic system |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201605331A (en) | 2016-02-16 |
| JP6243043B2 (en) | 2017-12-06 |
| TWI603669B (en) | 2017-11-01 |
| CN106455501B (en) | 2019-06-21 |
| JPWO2016024353A1 (en) | 2017-04-27 |
| WO2016024353A1 (en) | 2016-02-18 |
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