JPH026774Y2 - - Google Patents
Info
- Publication number
- JPH026774Y2 JPH026774Y2 JP1981081281U JP8128181U JPH026774Y2 JP H026774 Y2 JPH026774 Y2 JP H026774Y2 JP 1981081281 U JP1981081281 U JP 1981081281U JP 8128181 U JP8128181 U JP 8128181U JP H026774 Y2 JPH026774 Y2 JP H026774Y2
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- pipe
- nutrient solution
- inner tube
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000007788 liquid Substances 0.000 claims description 36
- 235000015097 nutrients Nutrition 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Classifications
-
- Y02P60/216—
Description
【考案の詳細な説明】
本考案は養液栽培用送液器に関し、効果的な送
液を行なわせようとするものである。[Detailed Description of the Invention] The present invention relates to a liquid feeder for hydroponic cultivation, and is intended to carry out effective liquid feeding.
一般に養液栽培装置は養液槽および栽槽を備
え、前記養液槽への補水配管ならびに養液槽と栽
培槽への養液循環配管等を設備している。ところ
で養液栽培装置の作業環境を考慮すると、これら
の配管は地中に埋設することが好ましい。一方、
前記養液槽より栽培槽に対し、養液を移送する手
段としては養液によりポンプが腐蝕するのを防ぐ
ことと、酸素を養液に溶存させることからエアリ
フト式の送液器が多く用いられるようになつてい
る。 Generally, a hydroponic cultivation apparatus includes a nutrient solution tank and a cultivation tank, and is equipped with water supply piping to the nutrient solution tank, nutrient solution circulation piping to the nutrient solution tank and the cultivation tank, and the like. By the way, in consideration of the working environment of the hydroponic cultivation apparatus, it is preferable that these pipes be buried underground. on the other hand,
As a means of transferring the nutrient solution from the nutrient solution tank to the cultivation tank, an air lift type liquid transfer device is often used because it prevents the pump from being corroded by the nutrient solution and dissolves oxygen in the nutrient solution. It's becoming like that.
第３図は前記従来の一例を示し、図中の１は養
液槽、２は栽培槽、３は地中に埋設された配管４
に接続された送液器であり、圧縮空気を送る送気
管５に接続されたところの細泡発生器６を有し、
細泡の上昇する力を利用して養液を押し上げ移送
するようになつている。 Fig. 3 shows an example of the conventional method, in which 1 is a nutrient solution tank, 2 is a cultivation tank, and 3 is a pipe 4 buried underground.
It is a liquid feeder connected to a liquid feeder, and has a fine bubble generator 6 connected to an air feed pipe 5 that sends compressed air,
The nutrient solution is pushed up and transported using the rising power of the fine bubbles.
このように地中に埋設された配管４に送液器３
を接続すること、ならびに送気管５を接続するこ
とは困難であり、また水洩れの危険性があり、さ
らに多孔質材よりなる細泡発生器６が目詰りした
とき、これをはずして補修することがきわめて困
難である。 A liquid feeder 3 is connected to the pipe 4 buried underground in this way.
It is difficult to connect the air pipe 5 and the air pipe 5, and there is a risk of water leakage.Furthermore, when the bubble generator 6, which is made of a porous material, becomes clogged, it must be removed and repaired. This is extremely difficult.
本考案はこのような従来の問題を解決するもの
であり、以下一実施例を示す第１図および第２図
にもとづき説明する。 The present invention is intended to solve such conventional problems, and will be explained below based on FIGS. 1 and 2 showing one embodiment.
図においては７は養液槽、８は栽培槽である。
前記養液槽７は大部を地中に埋設され、底部近く
より送液管９を導出しており、この送液管９に送
液器１０の下部を接続し、送液器１０の上部より
栽培槽８に送液するようにしている。前記栽培槽
８は地上に設置され、栽培槽蓋１１および栽培カ
ツプ１２を備え、溢水管１３より導出した還液管
１４を介して養液を養液槽７に還液するように構
成している。また、前記送液器１０にはエアポン
プ１５で得た圧縮空気を送気管１６によつて供給
するようにしている。なお、前記送液管９および
還液管１４はいずれも地中に配管されているもの
とする。 In the figure, 7 is a nutrient solution tank and 8 is a cultivation tank.
Most of the nutrient solution tank 7 is buried underground, and has a liquid feed pipe 9 led out from near the bottom.The lower part of the liquid feeder 10 is connected to this liquid feed pipe 9, and the upper part of the liquid feeder 10 is connected to the liquid feed pipe 9. The liquid is sent to the cultivation tank 8 more. The cultivation tank 8 is installed on the ground, includes a cultivation tank lid 11 and a cultivation cup 12, and is configured to return the nutrient solution to the nutrient solution tank 7 via a return pipe 14 led out from an overflow pipe 13. There is. Further, compressed air obtained by an air pump 15 is supplied to the liquid feeder 10 through an air pipe 16. It is assumed that both the liquid sending pipe 9 and the liquid return pipe 14 are installed underground.
前記送液器１０は下部に吸水口（図示せず）を
有し、この吸水口を送液管９に接続され、上部の
側部に給液口１７を有する外管１８と、前記外管
１８内に挿入され、かつ、外管１８の内壁との間
に送液路１９を構成する内管２０と、内管２０の
下部にとりつけられた多孔性物質よりなる細泡発
生部材２１と、外管１８の上端部を封止する封止
体２２と、内管２０の上端に形成された空気溜め
室２３より構成され、前記内管２０の上部の送気
接続口に送気管１６を接続している。 The liquid feeder 10 has a water suction port (not shown) at the lower part, and this water suction port is connected to the liquid feed pipe 9, and an outer pipe 18 having a liquid supply port 17 at the upper side part, and the outer pipe. an inner tube 20 that is inserted into the inner tube 18 and forms a liquid feeding path 19 between it and the inner wall of the outer tube 18; a fine bubble generating member 21 made of a porous material attached to the lower part of the inner tube 20; It is composed of a sealing body 22 that seals the upper end of the outer tube 18 and an air storage chamber 23 formed at the upper end of the inner tube 20, and the air supply pipe 16 is connected to the air supply connection port at the upper part of the inner tube 20. are doing.
上記の装置において養液槽７の養液は送液管９
を介して送液器１０の送液路１９に案内され、こ
の状態で送液器１０の内管２０に圧縮空気が供給
されると下端の細泡発生部材２１より細泡が発生
し、この細泡が送液路１９を上昇することにより
養液が送液路１９において押し上げられ、給液口
１７より栽培槽８に給液する。栽培槽８における
養液は溢水管１３より還液管１４を経て養液槽７
に還流する。そして栽培槽８においては養液の養
分および溶存酸素を作物に与え、作物を成育させ
るものである。 In the above device, the nutrient solution in the nutrient solution tank 7 is fed to the liquid feed pipe 9
When compressed air is supplied to the inner tube 20 of the liquid feeder 10 in this state, fine bubbles are generated from the fine bubble generating member 21 at the lower end. The nutrient solution is pushed up in the liquid feeding path 19 by the fine bubbles rising in the liquid feeding path 19, and is supplied to the cultivation tank 8 from the liquid feeding port 17. The nutrient solution in the cultivation tank 8 is passed from the overflow pipe 13 to the return pipe 14 to the nutrient solution tank 7.
Reflux to. In the cultivation tank 8, nutrients and dissolved oxygen from the nutrient solution are supplied to the crops to grow them.
本考案は送液器１０が前記のように外管１８と
内管２０よりなり、内管２０を前記外管１８に対
し上方より挿脱できるので、地中配管に送液器１
０が接続されていた状態でも、内管２０の先端に
付した細泡発生部材２１の目詰りが生じたときに
その内管２０を上方にとり出しできるので補修が
容易である。また送気管１６を内管２０の上方に
接続するので送気管１６の接続が容易であり、送
気管１６の接続による水洩れがなくなる。さらに
前記内管２０の上部には外管径に制約を受けない
大きな空気溜め室２３を設けているので圧縮空気
の供給に多少の変動があつてもこれを吸収し、安
定した送液ができるものであり、その実用的効果
の大きいものである。 In the present invention, the liquid feeder 10 is composed of the outer pipe 18 and the inner pipe 20 as described above, and the inner tube 20 can be inserted into and removed from the outer pipe 18 from above.
0 is connected, if the fine bubble generating member 21 attached to the tip of the inner tube 20 becomes clogged, the inner tube 20 can be taken out upwards, making it easy to repair. Furthermore, since the air supply pipe 16 is connected above the inner pipe 20, the connection of the air supply pipe 16 is easy, and water leakage due to the connection of the air supply pipe 16 is eliminated. Furthermore, since a large air storage chamber 23 is provided at the upper part of the inner tube 20, which is not limited by the diameter of the outer tube, even if there is a slight fluctuation in the supply of compressed air, this can be absorbed and stable liquid delivery can be achieved. It has great practical effects.
第１図は本考案の一実施例の送液器を設備した
養液栽培装置の斜視図、第２図は同要部断面図、
第３図は従来の養液栽培装置の要部断面図であ
る。
７……養液槽、８……栽培槽、９……送液管、
１０……送液器、１４……還液管、１６……送気
管、１７……給液口、１８……外管、１９……送
液路、２０……内管、２１……細泡発生部材、２
２……封止体、２３……空気溜め室。
FIG. 1 is a perspective view of a hydroponic cultivation device equipped with a liquid feeder according to an embodiment of the present invention, and FIG. 2 is a sectional view of the same essential parts.
FIG. 3 is a sectional view of essential parts of a conventional hydroponic cultivation apparatus. 7...Nutrition tank, 8...Cultivation tank, 9...Liquid pipe,
10...liquid feeder, 14...liquid return pipe, 16...air supply pipe, 17...liquid supply port, 18...outer pipe, 19...liquid feed path, 20...inner pipe, 21...narrow Foam generating member, 2
2...Sealing body, 23...Air reservoir chamber.
Claims (1)
地中埋込型の外管と、上部に送気接続口をもち、
下部に細泡発生部材を有し、前記外管に上方より
挿入されて外管内側との間に送液路を形成する内
管よりなり、前記内管は上部に空気溜め室を有す
ることを特徴とする養液栽培用送液器。 It has a liquid suction port at the bottom and a liquid supply port at the top, which is an underground type external pipe, and an air supply connection port at the top.
It is comprised of an inner tube that has a fine bubble generating member at the lower part and is inserted into the outer tube from above to form a liquid feeding path between the inside of the outer tube, and the inner tube has an air storage chamber at the upper part. Characteristic liquid feeder for hydroponic cultivation.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981081281U JPH026774Y2 (en) | 1981-06-01 | 1981-06-01 | |
| AU84344/82A AU537171B2 (en) | 1981-06-01 | 1982-05-31 | Hydroponic system |
| GB08215857A GB2101863B (en) | 1981-06-01 | 1982-06-01 | Hydroponic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981081281U JPH026774Y2 (en) | 1981-06-01 | 1981-06-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57192158U JPS57192158U (en) | 1982-12-06 |
| JPH026774Y2 true JPH026774Y2 (en) | 1990-02-19 |
Family
ID=29876807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981081281U Expired JPH026774Y2 (en) | 1981-06-01 | 1981-06-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH026774Y2 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5017369A (en) * | 1973-06-20 | 1975-02-24 | ||
| JPS5033469U (en) * | 1973-07-25 | 1975-04-11 | ||
| JPS526639U (en) * | 1975-06-30 | 1977-01-18 | ||
| JPS5220409A (en) * | 1975-08-08 | 1977-02-16 | Mitsubishi Heavy Ind Ltd | Underwater air removing device of air operative pump |
| JPS54182342U (en) * | 1978-06-14 | 1979-12-24 | ||
| JPS5553174U (en) * | 1978-10-06 | 1980-04-09 |
-
1981
- 1981-06-01 JP JP1981081281U patent/JPH026774Y2/ja not_active Expired
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5017369A (en) * | 1973-06-20 | 1975-02-24 | ||
| JPS5033469U (en) * | 1973-07-25 | 1975-04-11 | ||
| JPS526639U (en) * | 1975-06-30 | 1977-01-18 | ||
| JPS5220409A (en) * | 1975-08-08 | 1977-02-16 | Mitsubishi Heavy Ind Ltd | Underwater air removing device of air operative pump |
| JPS54182342U (en) * | 1978-06-14 | 1979-12-24 | ||
| JPS5553174U (en) * | 1978-10-06 | 1980-04-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57192158U (en) | 1982-12-06 |
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