JPS6130748U - Lubricating oil supply device for work vehicles - Google Patents
Lubricating oil supply device for work vehiclesInfo
- Publication number
- JPS6130748U JPS6130748U JP1984116757U JP11675784U JPS6130748U JP S6130748 U JPS6130748 U JP S6130748U JP 1984116757 U JP1984116757 U JP 1984116757U JP 11675784 U JP11675784 U JP 11675784U JP S6130748 U JPS6130748 U JP S6130748U
- Authority
- JP
- Japan
- Prior art keywords
- lubricating oil
- oil supply
- supply device
- regulating valve
- hydraulic
- 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
Links
Landscapes
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の一実施例を装備した作業車輌におけ
る油圧回路の回路図、第２図は同作業車輌の一部切欠き
側面図、第３図は同作業車輌要部の一部展開縦断側面図
、第４図は同作業車輌要部の側面図、第５図は第３図の
■−■線に沿う一部省略断面図である。
１・・・・・・チャージポンプ、２・・・・・・閉回路
、３・・・・・・油圧ポンプ、４・・・・・・油圧モー
タ、５・・・・・・油圧伝導装置、６・・・・・・油圧
クラッチ、７・・・・・・一次調圧弁、８・・・・・・
二次調圧弁、９・・・・・・潤滑油補給回路、１７・・
・・・・ドレンポート、２１・・・・・・ミッションケ
ース、３６・・・・・・カバープレート、３７，３８・
・・・・・伝動軸、４１・・・・・・歯車、４２・・・
・・・クラッチハウジング、４４・・・・・・筒状部分
、４８・・・・・・ブレーキ、５２，５３・・・・・・
歯車、５７・・・・・・ＰＴｏ切替えクラッチ、６７・
・・・・・油圧ポンプ、７０・・・・・・方向切換弁、
７２・・・・・・潤滑油路、７５・・・・・・バルブハ
ウジング、７９・・・・・・油路、８１・・・・・・潤
滑油補給ポート、８２・・・・・・潤滑油補給パイプ、
Ｌ１，Ｌ２！Ｌ３９Ｌ−４９ＬＳ９島・・・・・・被潤
滑部。Figure 1 is a circuit diagram of a hydraulic circuit in a working vehicle equipped with an embodiment of this invention, Figure 2 is a partially cutaway side view of the working vehicle, and Figure 3 is a partially exploded view of the main parts of the working vehicle. FIG. 4 is a side view of the essential parts of the working vehicle, and FIG. 5 is a partially omitted cross-sectional view taken along the line ■-■ in FIG. 3. 1...Charge pump, 2...Closed circuit, 3...Hydraulic pump, 4...Hydraulic motor, 5...Hydraulic transmission device , 6...Hydraulic clutch, 7...Primary pressure regulating valve, 8...
Secondary pressure regulating valve, 9... Lubricating oil supply circuit, 17...
... Drain port, 21 ... Mission case, 36 ... Cover plate, 37, 38.
...Transmission shaft, 41...Gear, 42...
...Clutch housing, 44...Cylindrical part, 48...Brake, 52, 53...
Gear, 57... PTo switching clutch, 67.
... Hydraulic pump, 70 ... Directional switching valve,
72... Lubricating oil passage, 75... Valve housing, 79... Oil passage, 81... Lubricating oil supply port, 82... lubricant supply pipe,
L1, L2! L39L-49LS9 island...Lubricated part.
Claims (1)
可変容積形油圧ポンプと定容積形油圧モータとを挿入設
置してなる油圧伝導装置を設けてある作業車輌において
、油圧作動機器を作動させる油圧を設定するための一次
調圧弁のリリーフ油を、二次調圧弁にて設定される油圧
でもって複数の被潤滑部に導いてある潤滑油供給装置で
あって、前記油圧伝導装置のドレン油を前記二茨調圧弁
の一次側に導く潤滑油補給回路を設けたことを、特徴と
してなる潤滑油供給装置。To operate hydraulically operated equipment in a work vehicle equipped with a hydraulic transmission device in which a variable displacement hydraulic pump and a fixed displacement hydraulic motor are inserted into a closed circuit that is supplied with hydraulic oil by a charge pump. A lubricating oil supply device that guides relief oil from a primary pressure regulating valve for setting oil pressure to a plurality of lubricated parts with oil pressure set by a secondary pressure regulating valve, the drain oil of the hydraulic transmission device being A lubricating oil supply device characterized in that a lubricating oil supply circuit is provided that guides the lubricating oil supply circuit to the primary side of the two-thorn pressure regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984116757U JPS6130748U (en) | 1984-07-30 | 1984-07-30 | Lubricating oil supply device for work vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984116757U JPS6130748U (en) | 1984-07-30 | 1984-07-30 | Lubricating oil supply device for work vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6130748U true JPS6130748U (en) | 1986-02-24 |
| JPH0447486Y2 JPH0447486Y2 (en) | 1992-11-10 |
Family
ID=30675688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984116757U Granted JPS6130748U (en) | 1984-07-30 | 1984-07-30 | Lubricating oil supply device for work vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6130748U (en) |
-
1984
- 1984-07-30 JP JP1984116757U patent/JPS6130748U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0447486Y2 (en) | 1992-11-10 |
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