JPS63104891U - - Google Patents
Info
- Publication number
- JPS63104891U JPS63104891U JP19793586U JP19793586U JPS63104891U JP S63104891 U JPS63104891 U JP S63104891U JP 19793586 U JP19793586 U JP 19793586U JP 19793586 U JP19793586 U JP 19793586U JP S63104891 U JPS63104891 U JP S63104891U
- Authority
- JP
- Japan
- Prior art keywords
- heat exchanger
- flange
- floating flange
- tube body
- outer tube
- 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
- Details Of Heat-Exchange And Heat-Transfer (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
第１図は本考案に係る二重蛇管式熱交換器の要
部を示す断面図、第２図は本考案の他の実施例を
示す断面図である。第３図は二重蛇管式熱交換器
の従来例を示す部分断面側面図、第４図及び第５
図は、伝熱管と外管胴との接続部の従来例を示す
部分断面図である。
２０……伝熱管、２１……外管胴、２２……第
１の遊動フランジ、２２ａ……第１の遊動フラン
ジの外径面、２２ｂ……第１の遊動フランジの端
面、２３……第２の遊動フランジ、２３ａ……第
２の遊動フランジの内径面、２３ｂ……第２の遊
動フランジの端面、２４……段部、２５……Ｏリ
ング、２６……Ｏリング押え、２６ａ……凸部、
２７……ジヨイント用フランジ、２８……リター
ンベンド、２８ａ……フランジ部。
FIG. 1 is a cross-sectional view showing the main parts of a double coiled tube heat exchanger according to the present invention, and FIG. 2 is a cross-sectional view showing another embodiment of the present invention. Figure 3 is a partially sectional side view showing a conventional example of a double coiled tube heat exchanger, Figures 4 and 5.
The figure is a partial sectional view showing a conventional example of a connecting portion between a heat transfer tube and an outer tube body. 20... Heat transfer tube, 21... Outer tube body, 22... First floating flange, 22a... Outer diameter surface of the first floating flange, 22b... End surface of the first floating flange, 23... First floating flange. No. 2 floating flange, 23a...inner diameter surface of the second floating flange, 23b... end surface of the second floating flange, 24... step, 25... O-ring, 26... O-ring retainer, 26a... convex part,
27... joint flange, 28... return bend, 28a... flange portion.
Claims (1)
れる外管胴とからなり、各伝熱管の開口端部に接
続されたリターンベンドによつて各伝熱管が連通
し、かつ、各外管胴の外周に設けた胴側管台同士
を接続することにより各外管胴が連通する形式の
二重蛇管式熱交換器に於いて、上記伝熱管の端部
と外管胴の端部との接続部を、伝熱管の開口端部
に固着する第１の遊動フランジと、第１の遊動フ
ランジの端面にリターンベンドのフランジ部を圧
接させるためのジヨイント用フランジと、外管胴
の開口端部に固着する、内径が上記第１の遊動フ
ランジの外径より若干大きく、かつ、内径面に段
部を有する第２の遊動フランジと、第２の遊動フ
ランジの段部に挿入されるＯリングと、第２の遊
動フランジの端面に固着され、かつ、第２の遊動
フランジの段部に挿入されたＯリングに所定の押
圧力を加えるための凸部を有するＯリング押えと
によつて構成したことを特徴とする二重蛇管式熱
交換器。 Consisting of a predetermined number of heat exchanger tubes and an outer tube body arranged around the outer periphery of each heat exchanger tube, each heat exchanger tube communicates with each other by a return bend connected to the open end of each heat exchanger tube, and each outer tube In a double serpentine heat exchanger in which each outer tube body communicates by connecting the body side nozzles provided on the outer periphery of the tube body, the ends of the heat transfer tubes and the ends of the outer tube body a first floating flange that fixes the connecting portion to the open end of the heat exchanger tube; a joint flange for bringing the flange portion of the return bend into pressure contact with the end face of the first floating flange; and an opening of the outer tube body. A second floating flange whose inner diameter is slightly larger than the outer diameter of the first floating flange and has a stepped portion on the inner diameter surface, which is fixed to the end portion; and an O inserted into the stepped portion of the second floating flange. by the ring and an O-ring presser fixed to the end face of the second floating flange and having a convex portion for applying a predetermined pressing force to the O-ring inserted into the stepped portion of the second floating flange. A double coil heat exchanger characterized by the following configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19793586U JPH0318877Y2 (en) | 1986-12-22 | 1986-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19793586U JPH0318877Y2 (en) | 1986-12-22 | 1986-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63104891U true JPS63104891U (en) | 1988-07-07 |
| JPH0318877Y2 JPH0318877Y2 (en) | 1991-04-22 |
Family
ID=31158159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19793586U Expired JPH0318877Y2 (en) | 1986-12-22 | 1986-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0318877Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02147666U (en) * | 1989-05-15 | 1990-12-14 |
-
1986
- 1986-12-22 JP JP19793586U patent/JPH0318877Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02147666U (en) * | 1989-05-15 | 1990-12-14 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0318877Y2 (en) | 1991-04-22 |
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