JPH0376058U - - Google Patents
Info
- Publication number
- JPH0376058U JPH0376058U JP13575389U JP13575389U JPH0376058U JP H0376058 U JPH0376058 U JP H0376058U JP 13575389 U JP13575389 U JP 13575389U JP 13575389 U JP13575389 U JP 13575389U JP H0376058 U JPH0376058 U JP H0376058U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- pressure oil
- fixed
- rounded
- shaft
- 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
- Component Parts Of Construction Machinery (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Description
第１図は実施例に係るスイベルジヨイントの内
部に設けられている各圧油通路の形状を示す断面
説明図、第２図は第１図のＡ−Ａ線に沿う断面図
、第３図は従来の技術によるスイベルジヨイント
の断面図、第４図は第３図のスイベルジヨイント
の一部切り欠き底面図である。
１……ロータ、２……シヤフト、３，６，１３
……鋳抜き孔、９……カバー。
1 is an explanatory cross-sectional view showing the shape of each pressure oil passage provided inside the swivel joint according to the embodiment, FIG. 2 is a cross-sectional view taken along line A-A in FIG. 1, and FIG. 4 is a sectional view of a swivel joint according to the prior art, and FIG. 4 is a partially cutaway bottom view of the swivel joint shown in FIG. 3. 1... Rotor, 2... Shaft, 3, 6, 13
...Cast hole, 9...Cover.
Claims (1)
フト２を回動自在に挿嵌し、前記ロータ１とシヤ
フト２との内部に形成される圧油通路の曲がり部
に丸みをもたせ、圧油通路の断面形状および圧油
ポートの形状を圧力損失が少なく開口面積が大き
くなるような曲線で囲まれた形状とするとともに
、ロータ１の下端に固着したカバー９を固定体側
取付面に固着する構造としたことを特徴とするス
イベルジヨイント。 A shaft 2 made of a cast product is rotatably inserted into a rotor 1 made of a cast product, and the curved portion of the pressure oil passage formed inside the rotor 1 and the shaft 2 is rounded, and the pressure oil passage is rounded. The cross-sectional shape and the shape of the pressure oil port are surrounded by a curve that reduces pressure loss and increases the opening area, and the cover 9 fixed to the lower end of the rotor 1 is structured to be fixed to the mounting surface on the fixed body side. A swivel joint characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13575389U JPH0376058U (en) | 1989-11-22 | 1989-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13575389U JPH0376058U (en) | 1989-11-22 | 1989-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0376058U true JPH0376058U (en) | 1991-07-30 |
Family
ID=31682999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13575389U Pending JPH0376058U (en) | 1989-11-22 | 1989-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0376058U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014047516A (en) * | 2012-08-30 | 2014-03-17 | Kobelco Contstruction Machinery Ltd | Swivel joint of construction machine |
| JP2014202230A (en) * | 2013-04-02 | 2014-10-27 | 株式会社タダノ | Center joint for hydraulic working machine |
-
1989
- 1989-11-22 JP JP13575389U patent/JPH0376058U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014047516A (en) * | 2012-08-30 | 2014-03-17 | Kobelco Contstruction Machinery Ltd | Swivel joint of construction machine |
| JP2014202230A (en) * | 2013-04-02 | 2014-10-27 | 株式会社タダノ | Center joint for hydraulic working machine |