JPS63188373U - - Google Patents
Info
- Publication number
- JPS63188373U JPS63188373U JP8209587U JP8209587U JPS63188373U JP S63188373 U JPS63188373 U JP S63188373U JP 8209587 U JP8209587 U JP 8209587U JP 8209587 U JP8209587 U JP 8209587U JP S63188373 U JPS63188373 U JP S63188373U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- plug member
- threaded shaft
- oil
- oil chamber
- 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
- Lift Valve (AREA)
Description
第１図はこの考案にかかる内圧抜きプラグ工具
の断面図、第２図はくい込み式管接手の接続状態
を示す断面図、第３図はオネジ側油管に取付けた
盲プラグを示す要部断面図である。
１……オネジ側油管、４，６，１６……フクロ
ナツト、５……盲プラグ、７……プラグ部材、８
……内部油室、１１……弁座、１２……ねじ部付
軸、１４……先端ポペツト部、１５……通路穴。
Fig. 1 is a cross-sectional view of the internal pressure relief plug tool according to this invention, Fig. 2 is a cross-sectional view showing the connection state of the bite type pipe joint, and Fig. 3 is a cross-sectional view of the main part showing the blind plug attached to the male thread side oil pipe. It is. 1...Male thread side oil pipe, 4, 6, 16...Fukuro nut, 5...Blind plug, 7...Plug member, 8
... Internal oil chamber, 11 ... Valve seat, 12 ... Threaded shaft, 14 ... Tip poppet, 15 ... Passage hole.
Claims (1)
側油管端部の内径入口テーパ部に外周が油密に当
接するプラグ部材を設け、そのプラグ部材に内部
油室を有する段付貫通穴を穿設し、その貫通穴の
外部側内径にねじ穴部を設け、また、内部油室と
内側貫通穴との段付部に弁座を設け、一方、上記
ねじ穴部に先端ポペツト部を有するねじ部付軸を
螺着し、そのねじ部付軸の先端ポペツト部をプラ
グ部材の弁座に油密に当接可能とし、かつ、ねじ
部付軸内部にプラグ部材の内部油室と外部とを連
通する通路穴を穿設するとともに、フクロナツト
によりプラグ部材を上記オネジ側油管端部に固着
可能としたことを特徴とする油圧管接手用内圧抜
きプラグ工具。 In a bite-in type pipe joint for hydraulic piping, a plug member whose outer periphery is in oil-tight contact with the tapered inner diameter inlet portion of the end of the oil pipe on the male thread side is provided, and a stepped through hole having an internal oil chamber is bored in the plug member, A threaded hole part is provided on the outside inner diameter of the through hole, and a valve seat is provided in the stepped part between the internal oil chamber and the inner through hole, and a threaded shaft having a tip poppet part in the threaded hole part. is screwed onto the threaded shaft so that the tip poppet of the threaded shaft can come into oil-tight contact with the valve seat of the plug member, and a passage is provided inside the threaded shaft that communicates the internal oil chamber of the plug member with the outside. An internal pressure relief plug tool for a hydraulic pipe joint, characterized in that a hole is drilled and a plug member can be fixed to the male thread side oil pipe end using a double nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987082095U JPH0429162Y2 (en) | 1987-05-27 | 1987-05-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987082095U JPH0429162Y2 (en) | 1987-05-27 | 1987-05-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63188373U true JPS63188373U (en) | 1988-12-02 |
| JPH0429162Y2 JPH0429162Y2 (en) | 1992-07-15 |
Family
ID=30934440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987082095U Expired JPH0429162Y2 (en) | 1987-05-27 | 1987-05-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429162Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60129472A (en) * | 1983-12-15 | 1985-07-10 | Hitachi Constr Mach Co Ltd | Gauge valve |
-
1987
- 1987-05-27 JP JP1987082095U patent/JPH0429162Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60129472A (en) * | 1983-12-15 | 1985-07-10 | Hitachi Constr Mach Co Ltd | Gauge valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0429162Y2 (en) | 1992-07-15 |