JPS63147982U - - Google Patents
Info
- Publication number
- JPS63147982U JPS63147982U JP3918487U JP3918487U JPS63147982U JP S63147982 U JPS63147982 U JP S63147982U JP 3918487 U JP3918487 U JP 3918487U JP 3918487 U JP3918487 U JP 3918487U JP S63147982 U JPS63147982 U JP S63147982U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- valve rod
- stage
- stage notches
- closes
- 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
- 239000012530 fluid Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Fuel-Injection Apparatus (AREA)
Description
第１図は本考案による１実施例を示す断面図、
第２図は管制弁の閉弁時の、第３図は管制弁の開
弁時のそれぞれの状態を示す説明図、第４図は従
来の管制弁の構造を示す断面図である。
３……管制弁棒、３ａ……上部管制弁棒、４…
…管制弁本体、７……管制弁、３０，４０……切
欠、３０ａ……作動液逃孔、４０ａ……通液逃孔
。
FIG. 1 is a sectional view showing one embodiment of the present invention;
FIG. 2 is an explanatory diagram showing the state when the control valve is closed, FIG. 3 is an explanatory diagram showing the state when the control valve is open, and FIG. 4 is a sectional view showing the structure of a conventional control valve. 3... Control valve rod, 3a... Upper control valve rod, 4...
... Control valve body, 7 ... Control valve, 30, 40 ... Notch, 30a ... Hydraulic fluid escape hole, 40a ... Liquid passage hole.
Claims (1)
上記管制弁棒の他端側に設けた弁を開閉させ通液
の流路を開閉する管制弁において、上記管制弁棒
中間に設けられた全周にわたる上下２段の切欠と
、管制弁本体に設けられ上記２段の切欠の一方と
外気とを常時連通する上下の逃孔とを備えたこと
を特徴とする管制弁棒から漏洩する二液の分離機
構。 In a control valve that opens and closes a valve provided at the other end of the control valve rod by driving one end of the control valve rod with high-pressure hydraulic fluid to open and close a flow path for passing fluid, the control valve is provided in the middle of the control valve rod. Leakage from a control valve rod characterized by having upper and lower two-stage notches extending over the entire circumference, and upper and lower relief holes provided in the control valve body and constantly communicating one of the two-stage notches with outside air. Two liquid separation mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3918487U JPS63147982U (en) | 1987-03-19 | 1987-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3918487U JPS63147982U (en) | 1987-03-19 | 1987-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63147982U true JPS63147982U (en) | 1988-09-29 |
Family
ID=30852124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3918487U Pending JPS63147982U (en) | 1987-03-19 | 1987-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63147982U (en) |
-
1987
- 1987-03-19 JP JP3918487U patent/JPS63147982U/ja active Pending