JPS62112376U - - Google Patents
Info
- Publication number
- JPS62112376U JPS62112376U JP20246185U JP20246185U JPS62112376U JP S62112376 U JPS62112376 U JP S62112376U JP 20246185 U JP20246185 U JP 20246185U JP 20246185 U JP20246185 U JP 20246185U JP S62112376 U JPS62112376 U JP S62112376U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- diameter chamber
- passage
- servo valve
- large diameter
- 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
- 239000003921 oil Substances 0.000 claims 4
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Servomotors (AREA)
- Fluid-Driven Valves (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Description
第１図は本考案の一実施例である油圧回路開閉
機構の概略図、第２図は同機構の使用例を示す油
回路の模式図、第３図は同機構を２台のアクチユ
エータと１台の油圧供給源との間における油圧回
路の模式図、第４図は同機構を２台並列に用いる
場合におけるサーボ弁取付マニホールドの要部を
示す断面説明図、第５図は従来の油圧回路開閉機
構の使用例を示す模式図である。
２０……サーボ弁取付マニホールド、２１……
サーボ弁入口側通路、２２……油供給通路、２２
１……小径室、２２２……大径室、２３……弁体
、２４……弾発部材、３０……サーボ弁、４０…
…油圧供給源、５０……油送路、５１……第１バ
ルブ、５２……第２バルブ。
Fig. 1 is a schematic diagram of a hydraulic circuit opening/closing mechanism that is an embodiment of the present invention, Fig. 2 is a schematic diagram of an oil circuit showing an example of the use of the mechanism, and Fig. 3 is a schematic diagram of the hydraulic circuit opening/closing mechanism that is an embodiment of the present invention. Fig. 4 is a cross-sectional explanatory diagram showing the main parts of the servo valve mounting manifold when two units of the same mechanism are used in parallel, and Fig. 5 is a conventional hydraulic circuit. It is a schematic diagram which shows the example of use of an opening-and-closing mechanism. 20... Servo valve mounting manifold, 21...
Servo valve inlet side passage, 22...Oil supply passage, 22
DESCRIPTION OF SYMBOLS 1... Small diameter chamber, 222... Large diameter chamber, 23... Valve body, 24... Resilient member, 30... Servo valve, 40...
... Hydraulic supply source, 50 ... Oil feed path, 51 ... First valve, 52 ... Second valve.
Claims (1)
圧供給源に連通連結される小径室と周側部にサー
ボ弁入口側通路が連通連結される大径室とが同軸
状に接続された形状の油供給通路と、この油供給
通路の大径室内に軸動自在に嵌合される弁体と、
この弁体を前記サーボ弁入口側通路を閉塞する方
向に弾発付勢する弾発部材と、前記弁体を前記サ
ーボ弁入口側通路を閉塞する方向に前記油圧供給
源からの吐出圧をかけるための油送路と、この油
送路を開閉する第１バルブと、この第１バルブの
下流側の油送路に配設されかつ前記大径室内に存
在する作動油を排出させる第２バルブとを具備し
たことを特徴とする油圧回路開閉機構。 An oil supply passage having a shape in which a small diameter chamber formed in the servo valve mounting manifold and connected in communication with the hydraulic pressure supply source and a large diameter chamber whose peripheral side is connected in communication with the servo valve inlet side passage are coaxially connected. and a valve body that is fitted in a large diameter chamber of the oil supply passage so as to be able to freely pivot.
a resilient member that elastically biases the valve body in a direction to close the servo valve inlet passage; and a resilient member that applies discharge pressure from the hydraulic pressure supply source to the valve body in a direction to close the servo valve inlet passage. a first valve that opens and closes the oil feed path; and a second valve that is disposed in the oil feed path downstream of the first valve and that discharges the hydraulic oil present in the large diameter chamber. A hydraulic circuit opening/closing mechanism characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20246185U JPS62112376U (en) | 1985-12-26 | 1985-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20246185U JPS62112376U (en) | 1985-12-26 | 1985-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62112376U true JPS62112376U (en) | 1987-07-17 |
Family
ID=31166863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20246185U Pending JPS62112376U (en) | 1985-12-26 | 1985-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62112376U (en) |
-
1985
- 1985-12-26 JP JP20246185U patent/JPS62112376U/ja active Pending
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