JPS61118236U - - Google Patents
Info
- Publication number
- JPS61118236U JPS61118236U JP19780084U JP19780084U JPS61118236U JP S61118236 U JPS61118236 U JP S61118236U JP 19780084 U JP19780084 U JP 19780084U JP 19780084 U JP19780084 U JP 19780084U JP S61118236 U JPS61118236 U JP S61118236U
- Authority
- JP
- Japan
- Prior art keywords
- water
- negative pressure
- pipe
- permeable pipe
- irrigation
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000002262 irrigation Effects 0.000 claims description 4
- 238000003973 irrigation Methods 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000011225 non-oxide ceramic Substances 0.000 claims 1
- 229910052575 non-oxide ceramic Inorganic materials 0.000 claims 1
- 239000011224 oxide ceramic Substances 0.000 claims 1
- 229910052574 oxide ceramic Inorganic materials 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Description
第１図は本考案の透水管を用いた負圧差潅漑の
縦断面図、第２図は透水管の透水係数を測定する
状態を示す縦断面図、第３図は透水管の気孔分布
曲線を示す図表、第４図は透水管の細孔径の大き
さと透水量の関係を示す図表である。第５図は従
来の負圧差潅漑用の原理を示す縦断面図である。
５……給水タンク、６……送水管、１……透水
管。
Figure 1 is a vertical cross-sectional view of negative pressure differential irrigation using the permeable pipe of the present invention, Figure 2 is a vertical cross-sectional view showing the state in which the permeability coefficient of the permeable pipe is measured, and Figure 3 is the pore distribution curve of the permeable pipe. The chart shown in FIG. 4 is a chart showing the relationship between the pore diameter of the water permeable pipe and the water permeation amount. FIG. 5 is a longitudinal sectional view showing the principle of conventional negative pressure differential irrigation. 5... Water supply tank, 6... Water pipe, 1... Water permeable pipe.
Claims (1)
送水管を介して連通する負圧差潅漑用透水管であ
つて、酸化物系あるいは非酸化物系のセラミツク
で有底筒体に形成し、気孔率が３０〜７０％であ
り、透水係数が１×１０−３〜１×１０−５であ
り、平均細孔径が１〜５０μである負圧差潅漑用
透水管。 A water permeable pipe for negative pressure differential irrigation that is buried in the cultivation soil and communicates with a water supply tank with a low water level via a water pipe, and is formed into a cylinder with a bottom made of oxide or non-oxide ceramic. A water permeable pipe for irrigation with a negative pressure difference, which has a water permeability of 30 to 70%, a water permeability coefficient of 1 x 10 -3 to 1 x 10 -5 , and an average pore diameter of 1 to 50 μ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984197800U JPH0425957Y2 (en) | 1984-12-29 | 1984-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984197800U JPH0425957Y2 (en) | 1984-12-29 | 1984-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61118236U true JPS61118236U (en) | 1986-07-25 |
| JPH0425957Y2 JPH0425957Y2 (en) | 1992-06-23 |
Family
ID=30756284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984197800U Expired JPH0425957Y2 (en) | 1984-12-29 | 1984-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425957Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014039538A (en) * | 2012-07-23 | 2014-03-06 | Kazuji Hiraoka | Water supply device for cultivation tank |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995015677A1 (en) * | 1993-12-10 | 1995-06-15 | Nippon Sanso Corporation | Soil irrigation pipe, soil irrigation method using the same pipe, and method of supplying gas into soil |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59138609A (en) * | 1983-01-27 | 1984-08-09 | Sumitomo Ringyo Kk | Automatic supplying and discharging device for irrigation water |
-
1984
- 1984-12-29 JP JP1984197800U patent/JPH0425957Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59138609A (en) * | 1983-01-27 | 1984-08-09 | Sumitomo Ringyo Kk | Automatic supplying and discharging device for irrigation water |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014039538A (en) * | 2012-07-23 | 2014-03-06 | Kazuji Hiraoka | Water supply device for cultivation tank |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0425957Y2 (en) | 1992-06-23 |