JPH0454530U - - Google Patents
Info
- Publication number
- JPH0454530U JPH0454530U JP9236390U JP9236390U JPH0454530U JP H0454530 U JPH0454530 U JP H0454530U JP 9236390 U JP9236390 U JP 9236390U JP 9236390 U JP9236390 U JP 9236390U JP H0454530 U JPH0454530 U JP H0454530U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- shaft
- base body
- abuts
- hole
- 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
- 238000010586 diagram Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Standing Axle, Rod, Or Tube Structures Coupled By Welding, Adhesion, Or Deposition (AREA)
Description
図面は本考案の拡管装置の１実施例を示し、第
１図は切断正面図、第２図は第１図の一部の左側
面図、第３図は熱交換器に適用時の切断正面図で
ある。
６……貫通孔、７……環状凹部、８……拡管部
、９……放熱管、１１……基体、１２……軸、１
５……プランジヤ、１６……弾性体。
The drawings show one embodiment of the pipe expansion device of the present invention, in which Fig. 1 is a cutaway front view, Fig. 2 is a left side view of a part of Fig. 1, and Fig. 3 is a cutaway front view when applied to a heat exchanger. It is a diagram. 6...Through hole, 7...Annular recess, 8...Tube expansion part, 9...Radiation tube, 11...Base, 12...Shaft, 1
5... Plunger, 16... Elastic body.
Claims (1)
面に当接し貫通孔に前記パイプが貫通された覆体
と、前記貫通孔の周囲の前記覆体に形成された環
状凹部と、前記基体を貫通し先端部が前記パイプ
に挿通された軸と、該軸の先端に装着されたプラ
ンジヤと、前記軸が挿通し前記基体と前記プラン
ジヤとの間に介在した弾性体と、前記軸を前記基
体側に引込み前記弾性体を圧縮変形し前記パイプ
に前記環状凹部に嵌合する拡管部を形成する軸引
込み手段とを備えた拡管装置。 a base body that abuts an end surface of a pipe; a cover body that abuts the end face of the base body and has a through hole through which the pipe is passed; an annular recess formed in the cover body around the through hole; a shaft whose tip end is inserted into the pipe; a plunger attached to the end of the shaft; an elastic body through which the shaft is inserted and which is interposed between the base body and the plunger; A pipe expanding device comprising: a shaft drawing means that is drawn into a base body side, compresses and deforms the elastic body, and forms a pipe expanding section on the pipe that fits into the annular recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9236390U JPH0454530U (en) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9236390U JPH0454530U (en) | 1990-08-31 | 1990-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0454530U true JPH0454530U (en) | 1992-05-11 |
Family
ID=31828752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9236390U Pending JPH0454530U (en) | 1990-08-31 | 1990-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0454530U (en) |
-
1990
- 1990-08-31 JP JP9236390U patent/JPH0454530U/ja active Pending
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