JPS6164501U - - Google Patents
Info
- Publication number
- JPS6164501U JPS6164501U JP14861584U JP14861584U JPS6164501U JP S6164501 U JPS6164501 U JP S6164501U JP 14861584 U JP14861584 U JP 14861584U JP 14861584 U JP14861584 U JP 14861584U JP S6164501 U JPS6164501 U JP S6164501U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- flow rate
- variable pump
- valves
- control
- 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
- 230000007935 neutral effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
Description
図面はこの考案の一実施例を示し、第１図は回
路図、第２図は可変ポンプの吐出量と操作弁のバ
イパス量の関係を示す線図である。
１は可変ポンプ、４，７は分配弁、１０，１２
，１７は操作弁、１１，１３，１８はアクチユエ
ータ、２２は中立制御弁。
The drawings show one embodiment of this invention, and FIG. 1 is a circuit diagram, and FIG. 2 is a diagram showing the relationship between the discharge amount of the variable pump and the bypass amount of the operating valve. 1 is a variable pump, 4 and 7 are distribution valves, 10 and 12
, 17 are operating valves, 11, 13, and 18 are actuators, and 22 is a neutral control valve.
Claims (1)
出圧を各アクチユエータ毎に設けられた操作弁１
０，１２，１７を介して各種アクチユエータ１１
，１３，１８へ供給するものにおいて、上記各操
作弁１０，１２，１７をセンタオープン型として
中立時バイパス回路を介してドレンされる流量を
バイパス回路に設けた検出手段により検出し、か
つこの検出信号を中立制御弁２２に導入して、各
操作弁１０，１２，１７の操作量に応じた吐出流
量が上記可変ポンプ１より吐出されるよう斜板角
を制御すると共に、上記検出手段が検出した信号
により可変ポンプ１と各操作弁１０，１２，１７
の間に介在された分流弁４，７を制御して、操作
弁１０，１２，１７の操作量に応じた流量が各ア
クチユエータ１１，１３，１８へ分配されるよう
にしてなる装輪式車両の油圧回路。 An operation valve 1 provided for each actuator controls the discharge pressure of a variable pump 1 driven by an engine 3.
Various actuators 11 via 0, 12, 17
, 13, 18, each of the operation valves 10, 12, 17 is of a center-open type, and the flow rate drained through the bypass circuit in neutral is detected by a detection means provided in the bypass circuit, and this detection A signal is introduced into the neutral control valve 22 to control the swash plate angle so that the variable pump 1 discharges a discharge flow rate corresponding to the operation amount of each operation valve 10, 12, 17, and the detection means detects the The variable pump 1 and each operating valve 10, 12, 17
A wheeled vehicle configured to control the flow dividing valves 4 and 7 interposed between the two to distribute the flow rate to each actuator 11, 13, 18 according to the operation amount of the operation valves 10, 12, 17. hydraulic circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14861584U JPS6164501U (en) | 1984-10-02 | 1984-10-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14861584U JPS6164501U (en) | 1984-10-02 | 1984-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6164501U true JPS6164501U (en) | 1986-05-01 |
Family
ID=30706821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14861584U Pending JPS6164501U (en) | 1984-10-02 | 1984-10-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6164501U (en) |
-
1984
- 1984-10-02 JP JP14861584U patent/JPS6164501U/ja active Pending
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