JPS63184182U - - Google Patents

Info

Publication number
JPS63184182U
JPS63184182U JP1987075639U JP7563987U JPS63184182U JP S63184182 U JPS63184182 U JP S63184182U JP 1987075639 U JP1987075639 U JP 1987075639U JP 7563987 U JP7563987 U JP 7563987U JP S63184182 U JPS63184182 U JP S63184182U
Authority
JP
Japan
Prior art keywords
control valve
oil pump
hydraulic
oil
flow
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.)
Granted
Application number
JP1987075639U
Other languages
Japanese (ja)
Other versions
JPH0645419Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987075639U priority Critical patent/JPH0645419Y2/en
Priority to US07/195,590 priority patent/US4887632A/en
Priority to EP19880108068 priority patent/EP0291992B1/en
Priority to DE3853318T priority patent/DE3853318T2/en
Priority to KR1019880005970A priority patent/KR920002737B1/en
Publication of JPS63184182U publication Critical patent/JPS63184182U/ja
Application granted granted Critical
Publication of JPH0645419Y2 publication Critical patent/JPH0645419Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Sliding Valves (AREA)
  • Flow Control (AREA)
  • Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図乃至第3図はこの考案の一実施例を示す
もので、第1図は流量制御バルブの概略構成図、
第2図は流量制御バルブの縦断面図、第3図はオ
イルポンプから制御バルブに供給される作動油の
流量特性を示す特性図、第4図は後輪操舵装置全
体の概略構成図である。 1……前輪、2……後輪、24……油圧アクチ
ユエータ、26……オイルポンプ、32……油圧
回路、33……制御バルブ、51……流量制御バ
ルブ、60……スパイラルチヨーク(長い絞り通
路)。
Figures 1 to 3 show an embodiment of this invention, and Figure 1 is a schematic diagram of the flow control valve;
Figure 2 is a longitudinal sectional view of the flow control valve, Figure 3 is a characteristic diagram showing the flow rate characteristics of hydraulic oil supplied from the oil pump to the control valve, and Figure 4 is a schematic configuration diagram of the entire rear wheel steering system. . 1...Front wheel, 2...Rear wheel, 24...Hydraulic actuator, 26...Oil pump, 32...Hydraulic circuit, 33...Control valve, 51...Flow control valve, 60...Spiral chain yoke (long aperture passage).

補正 昭63.1.11 考案の名称を次のように補正する。 考案の名称 油圧装置の流量制御機構 実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。
Amendment January 11, 1981 The name of the invention is amended as follows. Title of the invention: Flow rate control mechanism for a hydraulic system The scope of the utility model registration claims and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】 作動油の流量を制御する流量制御バルブを備え
、この流量制御バルブは流入する作動油の一部を
戻す戻し通路の開閉を制御するバルブ本体を有し
、このバルブ本体は前記流量制御バルブの作動油
流出側に設けられた流路面積を絞る長い絞り通路
の上流側と下流側との間の差圧の上昇に応じて上
記戻し通路を開くよう設けられていることを特徴
とする油圧装置の流量制御機構。
[Claims for Utility Model Registration] A flow rate control valve that controls the flow rate of hydraulic oil, the flow control valve having a valve body that controls the opening and closing of a return passage that returns a portion of the inflowing hydraulic oil; The main body is provided to open the return passage in response to an increase in the differential pressure between the upstream side and the downstream side of a long throttle passage that restricts the flow path area provided on the hydraulic oil outflow side of the flow control valve. A flow control mechanism for a hydraulic device characterized by:

【図面の簡単な説明】 第1図乃至第3図はこの考案の一実施例を示す
もので、第1図は流量制御バルブの概略構成図、
第2図は流量制御バルブの縦断面図、第3図は流
量制御バルブの油温に対する流量特性を示す特性
図、第4図は本考案が適用される油圧装置の一例
を示す後輪操舵装置全体の概略構成図である。 51……流量制御バルブ、54……油戻しポー
ト(戻し通路)、56……バルブ本体、60……
スパイラルチヨーク(長い絞り通路)。
[Brief Description of the Drawings] Figures 1 to 3 show an embodiment of this invention, and Figure 1 is a schematic diagram of the flow control valve;
Fig. 2 is a longitudinal sectional view of the flow control valve, Fig. 3 is a characteristic diagram showing the flow characteristics of the flow control valve with respect to oil temperature, and Fig. 4 is a rear wheel steering system showing an example of a hydraulic system to which the present invention is applied. It is a schematic block diagram of the whole. 51...Flow rate control valve, 54...Oil return port (return passage), 56...Valve body, 60...
Spiral arch yoke (long aperture passage).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 後輪操舵用のオイルポンプおよびこのオイルポ
ンプから供給される作動油圧によつて駆動される
後輪操舵用の油圧アクチユエータがそれぞれ装着
されるとともに、前輪の操舵に応じて前記オイル
ポンプから油圧アクチユエータへの油圧の供給を
制御する制御バルブを備えた後輪操舵装置におい
て、前記オイルポンプ側から前記制御バルブ側に
供給される作動油の流量を制御する流量制御バル
ブを設け、この流量制御バルブの作動油流出側に
流路面積を絞る長い絞り通路を配設したことを特
徴とする後輪操舵装置。
An oil pump for steering the rear wheels and a hydraulic actuator for steering the rear wheels driven by hydraulic pressure supplied from the oil pump are respectively installed, and a hydraulic actuator is connected from the oil pump to the hydraulic actuator in accordance with the steering of the front wheels. In a rear wheel steering device equipped with a control valve that controls the supply of hydraulic pressure, a flow control valve that controls the flow rate of hydraulic oil supplied from the oil pump side to the control valve side is provided, and the operation of the flow control valve is provided. A rear wheel steering device characterized by having a long throttle passage arranged on the oil spill side to narrow the flow passage area.
JP1987075639U 1987-05-20 1987-05-20 Hydraulic system flow control mechanism Expired - Lifetime JPH0645419Y2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1987075639U JPH0645419Y2 (en) 1987-05-20 1987-05-20 Hydraulic system flow control mechanism
US07/195,590 US4887632A (en) 1987-05-20 1988-05-18 Flow control apparatus
EP19880108068 EP0291992B1 (en) 1987-05-20 1988-05-19 Flow control apparatus
DE3853318T DE3853318T2 (en) 1987-05-20 1988-05-19 Flow control.
KR1019880005970A KR920002737B1 (en) 1987-05-20 1988-05-20 Flow control apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987075639U JPH0645419Y2 (en) 1987-05-20 1987-05-20 Hydraulic system flow control mechanism

Publications (2)

Publication Number Publication Date
JPS63184182U true JPS63184182U (en) 1988-11-28
JPH0645419Y2 JPH0645419Y2 (en) 1994-11-24

Family

ID=30921972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987075639U Expired - Lifetime JPH0645419Y2 (en) 1987-05-20 1987-05-20 Hydraulic system flow control mechanism

Country Status (1)

Country Link
JP (1) JPH0645419Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108591802A (en) * 2017-11-22 2018-09-28 南京孚奥智能技术有限公司 A kind of wind-powered electricity generation cooler special pressure following temperature control system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59110772U (en) * 1983-01-18 1984-07-26 日産自動車株式会社 Flow control valve of constant flow pump for power steering
JPS6124373U (en) * 1984-07-19 1986-02-13 トヨタ自動車株式会社 Pump for power steering system
JPS6246269U (en) * 1985-09-11 1987-03-20

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59110772U (en) * 1983-01-18 1984-07-26 日産自動車株式会社 Flow control valve of constant flow pump for power steering
JPS6124373U (en) * 1984-07-19 1986-02-13 トヨタ自動車株式会社 Pump for power steering system
JPS6246269U (en) * 1985-09-11 1987-03-20

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108591802A (en) * 2017-11-22 2018-09-28 南京孚奥智能技术有限公司 A kind of wind-powered electricity generation cooler special pressure following temperature control system
CN108591802B (en) * 2017-11-22 2023-12-01 南京孚奥智能技术有限公司 Special pressure follow-up temperature control system for wind power cooler

Also Published As

Publication number Publication date
JPH0645419Y2 (en) 1994-11-24

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