JPS63150718U - - Google Patents
Info
- Publication number
- JPS63150718U JPS63150718U JP4002787U JP4002787U JPS63150718U JP S63150718 U JPS63150718 U JP S63150718U JP 4002787 U JP4002787 U JP 4002787U JP 4002787 U JP4002787 U JP 4002787U JP S63150718 U JPS63150718 U JP S63150718U
- Authority
- JP
- Japan
- Prior art keywords
- support cylinder
- expander
- heat exchanger
- tube
- rollers
- 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
Landscapes
- Details Of Heat-Exchange And Heat-Transfer (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Description
第１図は本考案による熱交換器用エキスパンダ
の一例を示す要部断面図、第２図はその使用状態
を示す図、第３図は従来の熱交換器用エキスパン
ダを示す要部断面図、第４図は第３図の―線
断面図、第５図はその使用状態を示す図である。
１…エキスパンダ、２…チユーブ、３…スリー
ブ、４…ローラ、５…支持筒、６…円錐部、７…
マンドレル、９…鍔部、１０…段部。
FIG. 1 is a cross-sectional view of a main part showing an example of an expander for a heat exchanger according to the present invention, FIG. 2 is a view showing its usage condition, and FIG. FIG. 4 is a sectional view taken along the line -- in FIG. 3, and FIG. 5 is a diagram showing its usage state. DESCRIPTION OF SYMBOLS 1... Expander, 2... Tube, 3... Sleeve, 4... Roller, 5... Support cylinder, 6... Conical part, 7...
Mandrel, 9... tsuba, 10... step.
Claims (1)
複数のローラを支持する支持筒と、この支持筒内
に着脱自在に挿入し前記ローラに当接する円錐部
を先端に持つマンドレルとを有して、前記チユー
ブ内面に挿入されたスリーブを拡管するためのエ
キスパンダにおいて、前記円錐部の大径部側に隣
接して鍔部を形成するとともに、この鍔部の摺動
範囲に当接する段部を前記支持筒内面に形成して
なる熱交換器用エキスパンダ。 It has a support cylinder that supports a plurality of rollers that can move in and out toward the inner surface of the tube in the heat exchanger, and a mandrel that is removably inserted into the support cylinder and has a conical part at the tip that comes into contact with the rollers. In the expander for expanding the sleeve inserted into the inner surface of the tube, a flange is formed adjacent to the large diameter side of the conical part, and a stepped part abuts on the sliding range of the flange. The expander for a heat exchanger is formed on the inner surface of the support cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4002787U JPS63150718U (en) | 1987-03-20 | 1987-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4002787U JPS63150718U (en) | 1987-03-20 | 1987-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63150718U true JPS63150718U (en) | 1988-10-04 |
Family
ID=30853749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4002787U Pending JPS63150718U (en) | 1987-03-20 | 1987-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63150718U (en) |
-
1987
- 1987-03-20 JP JP4002787U patent/JPS63150718U/ja active Pending
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