JPS6172586U - - Google Patents
Info
- Publication number
- JPS6172586U JPS6172586U JP15652584U JP15652584U JPS6172586U JP S6172586 U JPS6172586 U JP S6172586U JP 15652584 U JP15652584 U JP 15652584U JP 15652584 U JP15652584 U JP 15652584U JP S6172586 U JPS6172586 U JP S6172586U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- connection hole
- hole
- oil pressure
- pressure supply
- 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
- 230000007935 neutral effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Fluid-Pressure Circuits (AREA)
Description
第１図は本考案による油圧回路図、第２図は本
考案による油圧弁図、第３図は従来の油圧回路図
、第４図は従来型油圧パイロツト操作方向切替弁
図である。
１……油圧ポンプ、２……アクチユエータ、３
……ブレーキシリンダ、４……切替弁、５……油
圧パイロツト操作方向切替弁、６〜９……管路、
１０，１１……パイロツトライン、１２〜１４…
…管路、１５……タンク、１６……リリーフ弁、
Ｐ……シリンダ駆動パイロツト油圧供給口、Ａ…
…シリンダ接続口、Ｔ……タンク接続口、Ｐ１，
Ｐ２……シリンダ駆動油圧供給口、Ａ……タンク
接続口。
FIG. 1 is a hydraulic circuit diagram according to the present invention, FIG. 2 is a diagram of a hydraulic valve according to the present invention, FIG. 3 is a conventional hydraulic circuit diagram, and FIG. 4 is a diagram of a conventional hydraulic pilot operation direction switching valve. 1... Hydraulic pump, 2... Actuator, 3
...Brake cylinder, 4...Switching valve, 5...Hydraulic pilot operation direction switching valve, 6-9...Pipe line,
10, 11...Pilot line, 12-14...
...Pipeline, 15...Tank, 16...Relief valve,
P...Cylinder drive pilot oil pressure supply port, A...
...Cylinder connection port, T...Tank connection port, P1,
P2...Cylinder drive hydraulic pressure supply port, A...Tank connection port.
Claims (1)
リンダ部へ至る管路の開閉を制御するため中立、
左、右、の３位置と、シリンダ接続孔Ａ、タンク
接続孔Ｔ、シリンダ駆動パイロツト油圧供給孔Ｐ
の３個の接続孔とを有し、中立位置にて、シリン
ダ接続孔Ａとタンク接続孔Ｔを「通」、シリンダ
駆動パイロツト油圧供給孔Ｐを「閉」、左位置お
よび右位置にてシリンダ接続孔Ａとシリンダ駆動
パイロツト油圧供給孔Ｐとを「通」、シリンダ接
続孔Ａとタンク接続孔Ｔとを「閉」とする油圧パ
イロツト操作方向切替弁と、シリンダ駆動パイロ
ツト油圧供給孔Ｐに系より直接導かれるパイロツ
ト油圧源と、シリンダとシリンダ接続孔Ａを接続
する管路と、タンクとタンク接続孔Ｔを接続する
管路、とより構成されることを特徴とするブレー
キシリンダ操作回路。 In the brake cylinder operating circuit, neutral,
Three positions: left and right, cylinder connection hole A, tank connection hole T, cylinder drive pilot oil pressure supply hole P
In the neutral position, the cylinder connection hole A and tank connection hole T are connected, and the cylinder drive pilot oil pressure supply hole P is closed, and in the left and right positions, the cylinder connection hole A and tank connection hole T are connected. A hydraulic pilot operation direction switching valve that connects the connecting hole A and the cylinder drive pilot oil pressure supply hole P to ``pass'' and connects the cylinder connection hole A and the tank connection hole T to ``close'', and connects the cylinder drive pilot oil pressure supply hole P to the cylinder drive pilot oil pressure supply hole P. A brake cylinder operating circuit comprising: a pilot hydraulic pressure source directly guided; a pipe line connecting a cylinder and a cylinder connection hole A; and a line connecting a tank and a tank connection hole T.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984156525U JPH038716Y2 (en) | 1984-10-17 | 1984-10-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984156525U JPH038716Y2 (en) | 1984-10-17 | 1984-10-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6172586U true JPS6172586U (en) | 1986-05-17 |
| JPH038716Y2 JPH038716Y2 (en) | 1991-03-04 |
Family
ID=30714530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984156525U Expired JPH038716Y2 (en) | 1984-10-17 | 1984-10-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH038716Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5617436U (en) * | 1979-07-19 | 1981-02-16 | ||
| JPS5836895A (en) * | 1981-08-28 | 1983-03-03 | 日立建機株式会社 | Operation circuit for hydraulic winch |
-
1984
- 1984-10-17 JP JP1984156525U patent/JPH038716Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5617436U (en) * | 1979-07-19 | 1981-02-16 | ||
| JPS5836895A (en) * | 1981-08-28 | 1983-03-03 | 日立建機株式会社 | Operation circuit for hydraulic winch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH038716Y2 (en) | 1991-03-04 |
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