JPH0277468U - - Google Patents
Info
- Publication number
- JPH0277468U JPH0277468U JP15688488U JP15688488U JPH0277468U JP H0277468 U JPH0277468 U JP H0277468U JP 15688488 U JP15688488 U JP 15688488U JP 15688488 U JP15688488 U JP 15688488U JP H0277468 U JPH0277468 U JP H0277468U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- fin
- dovetail
- outer tube
- fitted
- 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
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
図面はこの考案の実施例を示し、第１図は要部
拡大断面図、第２図は正面図、第３図は第２図の
―線にそう断面図である。
１１……外管、１２……内管、２２……あり溝
、２３……フイン、２４……あり。
The drawings show an embodiment of this invention; FIG. 1 is an enlarged sectional view of the main part, FIG. 2 is a front view, and FIG. 3 is a sectional view taken along the line --- in FIG. 11...outer tube, 12...inner tube, 22...dovetail groove, 23...fin, 24...with dovetail groove.
Claims (1)
押出形材で形成された内管１２の内周面に、その
長さ方向にのびた並列状あり溝２２が設けられ、
各あり溝２２に、フイン２３の基部に設けられた
あり２４が嵌め入れられ、その嵌め入れ部におけ
る内管１２とフイン２３の接触部同士接合されて
いる２重管式熱交換器。 Parallel dovetail grooves 22 extending in the length direction are provided on the inner circumferential surface of the inner tube 12, which is arranged concentrically with the outer tube 11 and is made of an extruded shape together with the outer tube 11.
A double tube heat exchanger in which a dovetail 24 provided at the base of a fin 23 is fitted into each dovetail groove 22, and the contact portions of the inner tube 12 and the fin 23 at the fitted portion are joined together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15688488U JPH0624682Y2 (en) | 1988-11-30 | 1988-11-30 | Double tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15688488U JPH0624682Y2 (en) | 1988-11-30 | 1988-11-30 | Double tube heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0277468U true JPH0277468U (en) | 1990-06-14 |
| JPH0624682Y2 JPH0624682Y2 (en) | 1994-06-29 |
Family
ID=31435829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15688488U Expired - Lifetime JPH0624682Y2 (en) | 1988-11-30 | 1988-11-30 | Double tube heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0624682Y2 (en) |
-
1988
- 1988-11-30 JP JP15688488U patent/JPH0624682Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0624682Y2 (en) | 1994-06-29 |