JPS59153476U - heat exchanger tube - Google Patents
heat exchanger tubeInfo
- Publication number
- JPS59153476U JPS59153476U JP4713683U JP4713683U JPS59153476U JP S59153476 U JPS59153476 U JP S59153476U JP 4713683 U JP4713683 U JP 4713683U JP 4713683 U JP4713683 U JP 4713683U JP S59153476 U JPS59153476 U JP S59153476U
- Authority
- JP
- Japan
- Prior art keywords
- rib
- ribs
- heat exchanger
- exchanger tube
- pitch
- 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.)
- Pending
Links
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に従う伝熱管の一例を示す部分断面図で
あり、第２図はその内面を拡大して示す拡大断面図であ
り、第３図は、第１内面リブと第２内面リブとの交叉角
度と、内面熱伝達率との関係を示すグラフである。
２：管、４：外部フィン、６：第１内面リブ、８：第２
内面リブ。FIG. 1 is a partial sectional view showing an example of the heat exchanger tube according to the present invention, FIG. 2 is an enlarged sectional view showing the inner surface thereof, and FIG. 3 is a first inner rib and a second inner rib. 2 is a graph showing the relationship between the intersection angle with the inner surface heat transfer coefficient and the inner surface heat transfer coefficient. 2: Pipe, 4: External fin, 6: First inner rib, 8: Second
Inner rib.
Claims (2)
管内周面に、高さが０．２〜１ 、Ｏｒｒｒｍの螺旋状
の第１リブを軸心方向に設け、且つ該第１のリブに対し
て４５〜１３５度の交叉角度をもって更に第２のリブを
０．２〜１．０ｒｒｖｎの高さで軸心方向に螺旋状に設
けると共に、該第２のリブの軸心に対する角度を前記第
１のリブの軸心に対する角度よりも大きくし、且つ該第
２のリブのピッチを前記第１のリブのピッチよりも大き
くしたことを特徴とする伝熱管。(1) While forming spiral fins on the outer peripheral surface of the pipe,
A first spiral rib with a height of 0.2 to 1 Orrrm is provided in the axial direction on the inner peripheral surface of the pipe, and a second rib is provided at an intersecting angle of 45 to 135 degrees with respect to the first rib. The ribs are provided spirally in the axial direction with a height of 0.2 to 1.0 rrvn, and the angle of the second rib with respect to the axial center is larger than the angle with respect to the axial center of the first rib, and A heat exchanger tube characterized in that the pitch of the second ribs is larger than the pitch of the first ribs.
ッチの２倍よりも大きい実用新案登録請求の範囲第１項
記載の伝熱管。(2) The heat exchanger tube according to claim 1, wherein the pitch of the second ribs is larger than twice the pitch of the first ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4713683U JPS59153476U (en) | 1983-03-31 | 1983-03-31 | heat exchanger tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4713683U JPS59153476U (en) | 1983-03-31 | 1983-03-31 | heat exchanger tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59153476U true JPS59153476U (en) | 1984-10-15 |
Family
ID=30177687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4713683U Pending JPS59153476U (en) | 1983-03-31 | 1983-03-31 | heat exchanger tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59153476U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62797A (en) * | 1985-06-12 | 1987-01-06 | ウルヴアリ−ン・チユ−ブ・インコ−ポレ−テツド | Improved heat transfer tube with internal protruded streak section and manufacture thereof |
| JP2011185467A (en) * | 2010-03-05 | 2011-09-22 | Hitachi Cable Ltd | Heat transfer tube and heat exchanger |
-
1983
- 1983-03-31 JP JP4713683U patent/JPS59153476U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62797A (en) * | 1985-06-12 | 1987-01-06 | ウルヴアリ−ン・チユ−ブ・インコ−ポレ−テツド | Improved heat transfer tube with internal protruded streak section and manufacture thereof |
| JP2011185467A (en) * | 2010-03-05 | 2011-09-22 | Hitachi Cable Ltd | Heat transfer tube and heat exchanger |
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