JPS6111693U - Hydraulic circuit of hoist - Google Patents
Hydraulic circuit of hoistInfo
- Publication number
- JPS6111693U JPS6111693U JP9731384U JP9731384U JPS6111693U JP S6111693 U JPS6111693 U JP S6111693U JP 9731384 U JP9731384 U JP 9731384U JP 9731384 U JP9731384 U JP 9731384U JP S6111693 U JPS6111693 U JP S6111693U
- Authority
- JP
- Japan
- Prior art keywords
- passage
- hoist
- valve
- flushing
- switching 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.)
- Granted
Links
Landscapes
- Fluid-Pressure Circuits (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図はとの考案の実施例を示す回路図、第２図は従来
の回路図である。
Ｐ・・・可変容量ポジプ、１４・・・供給通路、１５・
・・戻り通路、■・・・電磁切換弁、１８・・・パイロ
ット室、１６・・・高圧通路、１７・・・低圧通路、Ｍ
・・・油圧モータ、Ｆ・・・フラッシング弁、Ｂ・・・
ブーストポンプ、Ｔ・・・タン、ク。FIG. 1 is a circuit diagram showing an embodiment of the invention, and FIG. 2 is a conventional circuit diagram. P...variable capacity positive pump, 14...supply passage, 15.
...Return passage, ■...Solenoid switching valve, 18...Pilot chamber, 16...High pressure passage, 17...Low pressure passage, M
...Hydraulic motor, F...Flushing valve, B...
Boost pump, T... Tank, Ku.
Claims (1)
戻り通路を接続し、これら両通路を介して、可変容量ポ
ンプを切換弁に接続する一方、この切換弁と油圧モータ
とを、高圧通路及び低圧通路を介して接続し、上記切換
弁を切換えたとき可変容量ポイプと油圧モータとの間で
閉回路を構成するとともに、フラツシング弁とブースト
ポンプとを備えてフラツシングを備え−てフラッシング
をするようにした巻上げ機の油圧回路において、上記切
換弁と油圧モータとの間にフラッシング弁を設け、この
フラツシング弁のパイロット室を上記高圧通路に接続す
るとともに、このパイロット室に圧力が作用したとき、
フラッシング弁が切換位置に切換わり、上記低圧通路側
をタンクに連通させる構成にした巻上げ機の油圧回路。A supply passage is connected to the discharge side of the variable displacement pump, a return passage is connected to the return side, and the variable displacement pump is connected to the switching valve via these passages, while the switching valve and the hydraulic motor are connected to the high pressure It is connected via a passage and a low pressure passage, and when the switching valve is switched, a closed circuit is formed between the variable capacity pump and the hydraulic motor, and a flushing valve and a boost pump are provided to perform flushing. In the hydraulic circuit of the hoist, a flushing valve is provided between the switching valve and the hydraulic motor, and the pilot chamber of the flushing valve is connected to the high pressure passage, and when pressure acts on the pilot chamber. ,
The hydraulic circuit of the hoist is configured such that the flushing valve is switched to the switching position and the low pressure passage side is communicated with the tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9731384U JPS6111693U (en) | 1984-06-28 | 1984-06-28 | Hydraulic circuit of hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9731384U JPS6111693U (en) | 1984-06-28 | 1984-06-28 | Hydraulic circuit of hoist |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6111693U true JPS6111693U (en) | 1986-01-23 |
| JPH021343Y2 JPH021343Y2 (en) | 1990-01-12 |
Family
ID=30656850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9731384U Granted JPS6111693U (en) | 1984-06-28 | 1984-06-28 | Hydraulic circuit of hoist |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6111693U (en) |
-
1984
- 1984-06-28 JP JP9731384U patent/JPS6111693U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH021343Y2 (en) | 1990-01-12 |
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