JPS5986402U - Actuator hydraulic circuit - Google Patents
Actuator hydraulic circuitInfo
- Publication number
- JPS5986402U JPS5986402U JP18185382U JP18185382U JPS5986402U JP S5986402 U JPS5986402 U JP S5986402U JP 18185382 U JP18185382 U JP 18185382U JP 18185382 U JP18185382 U JP 18185382U JP S5986402 U JPS5986402 U JP S5986402U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic circuit
- actuator
- valve
- actuator hydraulic
- logic valve
- 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
- Fluid-Pressure Circuits (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のパワーショベルに用いられたアクチュエ
ータの使用態様図、第２図は同アクチュエータの油圧回
路図、第３図は本案の一実施例を示すアクチュエ５−夕
の油圧回路図、第４図は第３図におけるロジック弁の拡
大機構図、第５図は他実施例を示す油圧回路図である。
１：油圧源、（油圧ポンプ）、２：操作弁、５：アクチ
ュエータ、５ａ、 ５ｂ：油室（アクチュエータ）、
７：パイロットチェック弁、８：ロジック弁、８ｈ：ポ
ペットストローク調整機構、９． １０． １１゜１２
：管路、１７：パイロット管路。Fig. 1 is a usage diagram of an actuator used in a conventional power excavator, Fig. 2 is a hydraulic circuit diagram of the same actuator, Fig. 3 is a hydraulic circuit diagram of an actuator according to an embodiment of the present invention, and Fig. 2 is a hydraulic circuit diagram of the actuator. 4 is an enlarged mechanical diagram of the logic valve in FIG. 3, and FIG. 5 is a hydraulic circuit diagram showing another embodiment. 1: Hydraulic source, (hydraulic pump), 2: Operation valve, 5: Actuator, 5a, 5b: Oil chamber (actuator),
7: Pilot check valve, 8: Logic valve, 8h: Poppet stroke adjustment mechanism, 9. 10. 11°12
: Conduit, 17: Pilot conduit.
Claims (1)
路切換えによって行なう構成の油圧回路において、前記
アクチュエータの油室と前記操作弁間の一方の管路にロ
ジック弁を介装するとともに、前記一方の管路における
ロジック弁の前後間＆千パイロヅトチェック弁を有する
パイロット管路を設け、前記ロジック弁にポペットスト
ローク調整機構を設けたことを特徴とするアクチュエー
−夕の油圧回路。In a hydraulic circuit configured to supply and discharge pressurized oil from a hydraulic source to an actuator by switching pipes using an operating valve, a logic valve is interposed in one of the pipes between the oil chamber of the actuator and the operating valve; 1. A hydraulic circuit for an actuator, characterized in that a pilot pipe is provided between the front and back of a logic valve in one pipe and a 1,000-pilot check valve, and the logic valve is provided with a poppet stroke adjustment mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18185382U JPS5986402U (en) | 1982-12-02 | 1982-12-02 | Actuator hydraulic circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18185382U JPS5986402U (en) | 1982-12-02 | 1982-12-02 | Actuator hydraulic circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5986402U true JPS5986402U (en) | 1984-06-11 |
Family
ID=30393965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18185382U Pending JPS5986402U (en) | 1982-12-02 | 1982-12-02 | Actuator hydraulic circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5986402U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013543957A (en) * | 2010-11-08 | 2013-12-09 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Hydraulic or pneumatic drive that operates control equipment with control valve or switching valve |
-
1982
- 1982-12-02 JP JP18185382U patent/JPS5986402U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013543957A (en) * | 2010-11-08 | 2013-12-09 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Hydraulic or pneumatic drive that operates control equipment with control valve or switching valve |
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