JPH0352403U - - Google Patents

Info

Publication number
JPH0352403U
JPH0352403U JP11449089U JP11449089U JPH0352403U JP H0352403 U JPH0352403 U JP H0352403U JP 11449089 U JP11449089 U JP 11449089U JP 11449089 U JP11449089 U JP 11449089U JP H0352403 U JPH0352403 U JP H0352403U
Authority
JP
Japan
Prior art keywords
hydraulic oil
driven
engine
electric motor
detector
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
JP11449089U
Other languages
Japanese (ja)
Other versions
JPH0744806Y2 (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 JP1989114490U priority Critical patent/JPH0744806Y2/en
Publication of JPH0352403U publication Critical patent/JPH0352403U/ja
Application granted granted Critical
Publication of JPH0744806Y2 publication Critical patent/JPH0744806Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Forklifts And Lifting Vehicles (AREA)
  • Fluid-Pressure Circuits (AREA)

Description

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

第１図は、本考案に係るハイブリツド油圧ユニ
ツトを用いた高所作業車を示す斜視図、第２図は
、上記油圧ユニツトの構成を示す概略図、第３図
は、上記油圧ユニツトの作動を示した表である。 ５，６…ジヤツキシリンダ、８…旋回モータ、
１０…起伏シリンダ、１１…伸縮シリンダ、２１
…エンジン駆動ポンプ、２２…電動モータ駆動ポ
ンプ、２４…圧力スイツチ、２６…アンロード弁
、Ｇ…発電機。 Figure 1 is a perspective view showing an aerial work vehicle using a hybrid hydraulic unit according to the present invention, Figure 2 is a schematic diagram showing the configuration of the hydraulic unit, and Figure 3 shows the operation of the hydraulic unit. This is the table shown. 5, 6...Jet cylinder, 8...Swivel motor,
10... Lifting cylinder, 11... Telescopic cylinder, 21
...engine-driven pump, 22...electric motor-driven pump, 24...pressure switch, 26...unload valve, G...generator.

Claims (1)

【実用新案登録請求の範囲】 エンジンにより駆動されるエンジン駆動ポンプ
と、 電動モータにより駆動されるモータ駆動ポンプ
と、 これらポンプから吐出された作動油により作動
するアクチユエータと、 前記アクチユエータの作動を制御する作動制御
手段と、 この作動制御手段が前記アクチユエータを作動
させるべく操作されたか否かを検出する操作検出
器と、 作動油の油圧が所定圧以上か否かを検出する圧
力検出器と、 前記ポンプから吐出された作動油を作動油タン
クにアンロードさせる油路を開閉する電磁弁と、 前記エンジンにより駆動され、前記電動モータ
を駆動するバツテリの充電を行う発電機と、 前記操作検出器および前記圧力検出器からの信
号に基づいて、前記電動モータ駆動ポンプ、前記
発電機および前記電磁弁の作動を制御するコント
ローラとからなることを特徴とするハイブリツド
油圧ユニツト。[Claims for Utility Model Registration] An engine-driven pump driven by an engine, a motor-driven pump driven by an electric motor, an actuator operated by hydraulic oil discharged from these pumps, and controlling the operation of the actuator. an operation control means; an operation detector for detecting whether or not the operation control means has been operated to actuate the actuator; a pressure detector for detecting whether or not the hydraulic pressure of hydraulic oil is equal to or higher than a predetermined pressure; and the pump. a solenoid valve that opens and closes an oil passage for unloading hydraulic oil discharged from the hydraulic oil tank into a hydraulic oil tank; a generator that is driven by the engine and that charges a battery that drives the electric motor; the operation detector; A hybrid hydraulic unit comprising a controller that controls the operation of the electric motor-driven pump, the generator, and the solenoid valve based on a signal from a pressure detector.
JP1989114490U 1989-09-29 1989-09-29 Hybrid hydraulic unit Expired - Lifetime JPH0744806Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989114490U JPH0744806Y2 (en) 1989-09-29 1989-09-29 Hybrid hydraulic unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989114490U JPH0744806Y2 (en) 1989-09-29 1989-09-29 Hybrid hydraulic unit

Publications (2)

Publication Number Publication Date
JPH0352403U true JPH0352403U (en) 1991-05-21
JPH0744806Y2 JPH0744806Y2 (en) 1995-10-11

Family

ID=31662855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989114490U Expired - Lifetime JPH0744806Y2 (en) 1989-09-29 1989-09-29 Hybrid hydraulic unit

Country Status (1)

Country Link
JP (1) JPH0744806Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001088381A1 (en) * 2000-05-19 2001-11-22 Komatsu Ltd. Hybrid machine with hydraulic drive device
WO2013121922A1 (en) * 2012-02-17 2013-08-22 日立建機株式会社 Construction machinery

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5382227U (en) * 1976-12-09 1978-07-07

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5382227U (en) * 1976-12-09 1978-07-07

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001088381A1 (en) * 2000-05-19 2001-11-22 Komatsu Ltd. Hybrid machine with hydraulic drive device
WO2013121922A1 (en) * 2012-02-17 2013-08-22 日立建機株式会社 Construction machinery
US9598842B2 (en) 2012-02-17 2017-03-21 Hitachi Construction Machinery Co., Ltd. Construction machinery

Also Published As

Publication number Publication date
JPH0744806Y2 (en) 1995-10-11

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