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
Application number
JP19780084U
Other languages
Japanese (ja)
Other versions
JPH0425957Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1984197800U priority Critical patent/JPH0425957Y2/ja
Publication of JPS61118236U publication Critical patent/JPS61118236U/ja
Application granted granted Critical
Publication of JPH0425957Y2 publication Critical patent/JPH0425957Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Rigid Pipes And Flexible Pipes (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] 栽培土壌中に埋設し、水位が低い給水タンクと
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.
JP1984197800U 1984-12-29 1984-12-29 Expired JPH0425957Y2 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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