JPH01125770U - - Google Patents
Info
- Publication number
- JPH01125770U JPH01125770U JP2176688U JP2176688U JPH01125770U JP H01125770 U JPH01125770 U JP H01125770U JP 2176688 U JP2176688 U JP 2176688U JP 2176688 U JP2176688 U JP 2176688U JP H01125770 U JPH01125770 U JP H01125770U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- flow
- control valve
- flow rate
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案に係わる車両のステアリング流
量制御装置に設けた流量制御弁の一実施例を示す
縦断側面図、第２図は同ステアリング流量制御装
置の油圧回路図、第３図はその作用説明図、第４
図は従来の車両のステアリング流量制御装置を示
す油圧回路図である。
３……フロープライオリテイバルブ、４′……
リリーフ弁、５……ステアリングバルブ、７……
タンク、１１……流量制御弁、１２……等差圧制
御弁、１２ｂ……弁室、１３……流量制御用スプ
ール、１３ａ……絞り部、１３ｂ，１３ｃ，１３
ｄ……油穴、１４……制御部、１５……流入ポー
ト、１６，１７……油路、１８……流出ポート、
１９……タンクドレンポート、２０……バルブボ
デイ、２２，２３，２４，２５……ランド溝、３
１……車速センサ、３３……制御器。
Fig. 1 is a vertical sectional side view showing an embodiment of the flow control valve provided in the steering flow control device for a vehicle according to the present invention, Fig. 2 is a hydraulic circuit diagram of the steering flow control device, and Fig. 3 is its operation. Explanatory diagram, 4th
The figure is a hydraulic circuit diagram showing a conventional steering flow control device for a vehicle. 3...Flow priority valve, 4'...
Relief valve, 5... Steering valve, 7...
Tank, 11... Flow rate control valve, 12... Equal pressure control valve, 12b... Valve chamber, 13... Spool for flow rate control, 13a... Throttle part, 13b, 13c, 13
d... Oil hole, 14... Control unit, 15... Inflow port, 16, 17... Oil path, 18... Outflow port,
19... Tank drain port, 20... Valve body, 22, 23, 24, 25... Land groove, 3
1...Vehicle speed sensor, 33...Controller.
Claims (1)
流側の差圧を一定にする等差圧制御弁１２とリリ
ーフ弁４′と弁室１２ｂと油穴１３ｂ，１３ｃ，
１３ｄとを有する流量制御用スプール１３と、ラ
ンド溝２２，２３，２４，２５の油路１６，１７
と流入ポート１５と流出ポート１８とタンクドレ
ンポート１９とを有するバルブボデイ２０と、上
記スプール１３を作動させる制御部１４とにより
流量制御弁１１を構成し、同流量制御弁１１をフ
ロープライオリテイバルブ３とステアリングバル
ブ５との間に設け、車速センサ３１からの信号に
基づいて得られた制御信号を出力する制御器３３
を上記流量制御弁１１の制御部１４に接続したこ
とを特徴とする車両のステアリング流量制御装置
。 An equal differential pressure control valve 12, a relief valve 4', a valve chamber 12b, oil holes 13b, 13c, which return surplus flow to the tank 7 and keep the differential pressure between the upstream and downstream sides of the constriction part 13a constant.
13d, and the oil passages 16, 17 of the land grooves 22, 23, 24, 25.
A valve body 20 having an inflow port 15, an outflow port 18, and a tank drain port 19, and a control section 14 that operates the spool 13 constitute a flow control valve 11, and the flow control valve 11 is connected to a flow priority valve 3. and the steering valve 5, and outputs a control signal obtained based on a signal from the vehicle speed sensor 31.
A steering flow rate control device for a vehicle, characterized in that a controller 14 of the flow rate control valve 11 is connected to the control unit 14 of the flow rate control valve 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2176688U JPH01125770U (en) | 1988-02-23 | 1988-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2176688U JPH01125770U (en) | 1988-02-23 | 1988-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01125770U true JPH01125770U (en) | 1989-08-28 |
Family
ID=31239284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2176688U Pending JPH01125770U (en) | 1988-02-23 | 1988-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01125770U (en) |
-
1988
- 1988-02-23 JP JP2176688U patent/JPH01125770U/ja active Pending