JPS5934150U - Hydraulic circuit device of hydraulic drive system - Google Patents

Hydraulic circuit device of hydraulic drive system

Info

Publication number
JPS5934150U
JPS5934150U JP12965582U JP12965582U JPS5934150U JP S5934150 U JPS5934150 U JP S5934150U JP 12965582 U JP12965582 U JP 12965582U JP 12965582 U JP12965582 U JP 12965582U JP S5934150 U JPS5934150 U JP S5934150U
Authority
JP
Japan
Prior art keywords
hydraulic
hydraulic drive
pressure
circuit
high pressure
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
Application number
JP12965582U
Other languages
Japanese (ja)
Inventor
森田　紘一
一夫 松田
Original Assignee
株式会社小松製作所
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 by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP12965582U priority Critical patent/JPS5934150U/en
Priority to DE19833330849 priority patent/DE3330849A1/en
Publication of JPS5934150U publication Critical patent/JPS5934150U/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4078—Fluid exchange between hydrostatic circuits and external sources or consumers
    • F16H61/4104—Flushing, e.g. by using flushing valves or by connection to exhaust
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4008—Control of circuit pressure
    • F16H61/4017—Control of high pressure, e.g. avoiding excess pressure by a relief valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Fluid Gearings (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の油圧駆動装置の油圧回路装置の　′構成
説明図、第２図は高圧リリーフ弁機構の構成説明図、第
３図は本考案の一実施例の構成説明図、第４図は同要部
の縦断面図、第５図は高圧リリーフ弁の縦断面図である
。 １０はチャージリリーフ弁、１１は第１高圧リリーフ弁
、１２は第２高圧リリーフ弁、２４はポート。Fig. 1 is an explanatory diagram of the configuration of a hydraulic circuit device of a conventional hydraulic drive device, Fig. 2 is an explanatory diagram of the configuration of a high pressure relief valve mechanism, Fig. 3 is an explanatory diagram of the configuration of an embodiment of the present invention, and Fig. 4 is a longitudinal sectional view of the same essential part, and FIG. 5 is a longitudinal sectional view of the high pressure relief valve. 10 is a charge relief valve, 11 is a first high pressure relief valve, 12 is a second high pressure relief valve, and 24 is a port.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油圧駆動用ポンプ２０と油圧駆動用モータ２３とを、第
１、第２管路２１．２２を介して接続して閉回路を構成
したものにおいて、第１管路２１からの油圧を受けて回
路最高圧を規制する第１高圧ＩＪ　ＩＪ−フ弁１１と第
２管路２２からの油圧を受けて回路最高圧を規制する第
２高圧ＩＪ　ＩＪ−フ弁１２とを同方向に並列に配置し
、第１、第２高圧リリーフ弁１１．１２の共通の出口側
のボート２４をチャージリリーフ弁１０の入口側に接続
し、チャージリリーフ弁１０の出口側をクーラ３３を介
してタンク３２に接続したことを特徴とする油圧駆動装
置の油圧回路装置。In a closed circuit in which the hydraulic drive pump 20 and the hydraulic drive motor 23 are connected via first and second pipe lines 21 and 22, the circuit receives hydraulic pressure from the first pipe line 21. A first high pressure IJ valve 11 that regulates the maximum pressure and a second high pressure IJ valve 12 that receives hydraulic pressure from the second pipe line 22 and regulates the circuit maximum pressure are arranged in parallel in the same direction. , the boat 24 on the common outlet side of the first and second high pressure relief valves 11 and 12 was connected to the inlet side of the charge relief valve 10, and the outlet side of the charge relief valve 10 was connected to the tank 32 via the cooler 33. A hydraulic circuit device for a hydraulic drive device, characterized in that:
JP12965582U 1982-08-30 1982-08-30 Hydraulic circuit device of hydraulic drive system Pending JPS5934150U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP12965582U JPS5934150U (en) 1982-08-30 1982-08-30 Hydraulic circuit device of hydraulic drive system
DE19833330849 DE3330849A1 (en) 1982-08-30 1983-08-26 Hydraulic transmission circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12965582U JPS5934150U (en) 1982-08-30 1982-08-30 Hydraulic circuit device of hydraulic drive system

Publications (1)

Publication Number Publication Date
JPS5934150U true JPS5934150U (en) 1984-03-02

Family

ID=15014875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12965582U Pending JPS5934150U (en) 1982-08-30 1982-08-30 Hydraulic circuit device of hydraulic drive system

Country Status (2)

Country Link
JP (1) JPS5934150U (en)
DE (1) DE3330849A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0942103B1 (en) 1998-03-11 2003-10-01 Poclain Hydraulics Industrie Valve device for an hydraulic motor driving a large inertial mass
FR2781532B1 (en) 1998-07-22 2000-10-13 Poclain Hydraulics Ind VALVE DEVICE FOR A HYDRAULIC MOTOR CAPABLE OF DRIVING A LARGE INERTIA MASS

Also Published As

Publication number Publication date
DE3330849A1 (en) 1984-03-01

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