JPH0325002U - - Google Patents
Info
- Publication number
- JPH0325002U JPH0325002U JP8613689U JP8613689U JPH0325002U JP H0325002 U JPH0325002 U JP H0325002U JP 8613689 U JP8613689 U JP 8613689U JP 8613689 U JP8613689 U JP 8613689U JP H0325002 U JPH0325002 U JP H0325002U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic oil
- hydraulic
- oil tank
- tank
- control valve
- 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
- 239000010720 hydraulic oil Substances 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は、本考案に係る作動油冷却構造を具備
するバツクホーの側面図。第２図は、作動油循環
流路の模式的構造説明図。
Ａ……バツクホー、Ｐ……油圧ポンプ、Ｔ……
作動油タンク、２１……作動油吸込流路、２２…
…コントロールバルブ、２３……作動油強送流路
、２４……作動油クーラー、２５……作動油戻し
流路、２６……作動油、２７……回転軸、２７ａ
……突出端、２８……回転羽根、２９……撹拌羽
根、３０……冷却フアン。
FIG. 1 is a side view of a backhoe equipped with a hydraulic oil cooling structure according to the present invention. FIG. 2 is a schematic structural explanatory diagram of a hydraulic oil circulation flow path. A...Battlehoe, P...Hydraulic pump, T...
Hydraulic oil tank, 21... Hydraulic oil suction channel, 22...
...Control valve, 23...Hydraulic oil forced passage, 24...Hydraulic oil cooler, 25...Hydraulic oil return passage, 26...Hydraulic oil, 27...Rotating shaft, 27a
...Protruding end, 28... Rotating blade, 29... Stirring blade, 30... Cooling fan.
Claims (1)
流路２１を介して連通連結し、同油圧ポンプＰと
油圧アクチユエータとを、中途部にコントロール
バルブ２２を設けた作動油強送流路２３を介して
連通連結し、同コントロールバルブ２２と作動油
タンクＴとを、中途部に作動油クーラー２４を設
けた作動油戻し流路２５を介して連通連結し、作
動油タンクＴ内の作動油２６を、各流路２１，２
３，２５中に循環させると共に、作動油クーラー
２４により冷却可能とした油圧作業機の作動油冷
却構造において、 作動油タンクＴ内に回転軸２７を軸架し、同回
転軸２７に作動油タンクＴ内の作動油２６を撹拌
させるための撹拌羽根２９を取付けると共に、同
回転軸２７を作動油タンクＴの外部に伸延・突出
させ、同突出端２７ａに作動油クーラー２４を冷
却させるための冷却フアン３０を取付けたことを
特徴とする油圧作業機の作動油冷却構造。[Scope of Claim for Utility Model Registration] A hydraulic oil tank T and a hydraulic pump P are connected to each other via a hydraulic oil suction channel 21, and a control valve 22 is provided in the middle of the hydraulic pump P and a hydraulic actuator. The control valve 22 and the hydraulic oil tank T are connected through a hydraulic oil return passage 25 that has a hydraulic oil cooler 24 in the middle, and the control valve 22 and the hydraulic oil tank T are connected through a hydraulic oil return passage 25 that has a hydraulic oil cooler 24 in the middle. The hydraulic oil 26 in the oil tank T is transferred to each flow path 21, 2.
In the hydraulic oil cooling structure for a hydraulic working machine, which allows the hydraulic oil to be circulated in the hydraulic oil cooler 24 and can be cooled by the hydraulic oil cooler 24, a rotary shaft 27 is mounted in the hydraulic oil tank T, and the hydraulic oil tank is mounted on the rotary shaft 27. At the same time, a stirring blade 29 is attached to stir the hydraulic oil 26 in the hydraulic oil tank T, and the rotary shaft 27 is extended and protruded to the outside of the hydraulic oil tank T. A hydraulic oil cooling structure for a hydraulic working machine, characterized in that a fan 30 is attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8613689U JPH0325002U (en) | 1989-07-21 | 1989-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8613689U JPH0325002U (en) | 1989-07-21 | 1989-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0325002U true JPH0325002U (en) | 1991-03-14 |
Family
ID=31635577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8613689U Pending JPH0325002U (en) | 1989-07-21 | 1989-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325002U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001199051A (en) * | 2000-01-20 | 2001-07-24 | Komori Corp | Apparatus for swinging swing roller |
| JP2012117638A (en) * | 2010-12-03 | 2012-06-21 | Tcm Corp | Cooling mechanism of hydraulic oil tank in work vehicle |
| JP2015136979A (en) * | 2014-01-21 | 2015-07-30 | 三菱重工業株式会社 | Steering gear, ship including the same, and cooling method of the same |
-
1989
- 1989-07-21 JP JP8613689U patent/JPH0325002U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001199051A (en) * | 2000-01-20 | 2001-07-24 | Komori Corp | Apparatus for swinging swing roller |
| JP4494570B2 (en) * | 2000-01-20 | 2010-06-30 | 株式会社小森コーポレーション | Swing device for swing roller |
| JP2012117638A (en) * | 2010-12-03 | 2012-06-21 | Tcm Corp | Cooling mechanism of hydraulic oil tank in work vehicle |
| JP2015136979A (en) * | 2014-01-21 | 2015-07-30 | 三菱重工業株式会社 | Steering gear, ship including the same, and cooling method of the same |
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