JPS6414901U - - Google Patents
Info
- Publication number
- JPS6414901U JPS6414901U JP10890987U JP10890987U JPS6414901U JP S6414901 U JPS6414901 U JP S6414901U JP 10890987 U JP10890987 U JP 10890987U JP 10890987 U JP10890987 U JP 10890987U JP S6414901 U JPS6414901 U JP S6414901U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- pipe
- side circuit
- motor
- drain
- 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
- 238000007599 discharging Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は本考案の実施例を示す油圧回路図、第
２図は別の実施例を示す要部の油圧回路図、第３
図は従来の油圧回路図である。
１…油圧ポンプ、２…メインリリーフ弁、３…
コントロールバルブ、４…タンク、５…油圧モー
タ、６，７…オーバーロードリリーフ弁、８…カ
ウンタバランス弁、９，１０…油圧源側の圧油給
排用主管路、１１，１２…モータ側の圧油給排用
主管路、１３，１４…接続金具、１５…油圧源側
のドレン管路、１６…モータ側のドレン管路、１
７…接続金具、１８，１９，２０…チエツク弁、
２１…低圧選択弁。
Fig. 1 is a hydraulic circuit diagram showing an embodiment of the present invention, Fig. 2 is a hydraulic circuit diagram of main parts showing another embodiment, and Fig. 3 is a hydraulic circuit diagram of main parts showing another embodiment.
The figure is a conventional hydraulic circuit diagram. 1...Hydraulic pump, 2...Main relief valve, 3...
Control valve, 4...Tank, 5...Hydraulic motor, 6, 7...Overload relief valve, 8...Counter balance valve, 9, 10...Main pipe for supplying and discharging pressure oil on the hydraulic source side, 11, 12...Motor side Main pipeline for pressure oil supply and discharge, 13, 14... Connection fittings, 15... Drain pipeline on the hydraulic power source side, 16... Drain pipeline on the motor side, 1
7... Connection fittings, 18, 19, 20... Check valve,
21...Low pressure selection valve.
Claims (1)
を有する油圧源側回路の上記コントロールバルブ
に接続された圧油給排用主管路と、油圧モータを
有するモータ側回路の上記油圧モータに接続され
た圧油給排用主管路とをチエツク弁付きのクイツ
クカツプラ式の接続金具を介して着脱自在に接続
するとともに、上記油圧源側回路のタンクに接続
されたドレン管路と、モータ側回路の油圧モータ
に接続されたドレン管路とをチエツク弁付きのク
イツクカツプラ式の接続金具を介して着脱自在に
接続し、上記モータ側回路において、上記ドレン
管路と圧油給排用主管路とをドレン管路から主管
路側への流入を許容するチエツク弁を介して接続
していることを特徴とする油圧モータの油圧回路
。 A main pipeline for supplying and discharging pressure oil connected to the control valve of the hydraulic source side circuit having a hydraulic pump, a control valve, and a tank, and a main pipeline for supplying and discharging pressurized oil connected to the hydraulic motor of the motor side circuit having a hydraulic motor. The main pipeline is removably connected via a quick-cut plastic connection fitting with a check valve, and the drain pipeline is connected to the tank of the hydraulic power source side circuit and the drain connected to the hydraulic motor of the motor side circuit. The pipe is removably connected to the pipe via a quick-cut plastic connecting fitting with a check valve, and in the motor side circuit, the drain pipe and the main pipe for supplying and discharging pressure oil are connected from the drain pipe to the main pipe. A hydraulic circuit for a hydraulic motor, characterized in that it is connected via a check valve that allows inflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10890987U JPS6414901U (en) | 1987-07-15 | 1987-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10890987U JPS6414901U (en) | 1987-07-15 | 1987-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6414901U true JPS6414901U (en) | 1989-01-25 |
Family
ID=31344682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10890987U Pending JPS6414901U (en) | 1987-07-15 | 1987-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6414901U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009092150A (en) * | 2007-10-10 | 2009-04-30 | Kobelco Contstruction Machinery Ltd | Traveling motor driving device in construction machine and construction machine having this device |
| JP2012137187A (en) * | 2012-03-30 | 2012-07-19 | Kobelco Contstruction Machinery Ltd | Drive device of traveling motor in construction machine, and construction machine with the same |
-
1987
- 1987-07-15 JP JP10890987U patent/JPS6414901U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009092150A (en) * | 2007-10-10 | 2009-04-30 | Kobelco Contstruction Machinery Ltd | Traveling motor driving device in construction machine and construction machine having this device |
| JP2012137187A (en) * | 2012-03-30 | 2012-07-19 | Kobelco Contstruction Machinery Ltd | Drive device of traveling motor in construction machine, and construction machine with the same |