JPS63195129U - - Google Patents
Info
- Publication number
- JPS63195129U JPS63195129U JP8634987U JP8634987U JPS63195129U JP S63195129 U JPS63195129 U JP S63195129U JP 8634987 U JP8634987 U JP 8634987U JP 8634987 U JP8634987 U JP 8634987U JP S63195129 U JPS63195129 U JP S63195129U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- reducing valve
- pressure oil
- pressure reducing
- main body
- 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
- 238000010586 diagram Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Description
第１図は本考案の一実施例における安全装置を
備えた油圧クラツチ用減圧弁の断面図、第２図は
同油圧クラツチ用減圧弁を備えた舶用減速逆転機
の油圧回路図、第３図はクラツチ完全結合時にお
けるエンジン回転数と潤滑油圧との関係の説明図
、第４図は別の実施例における緊急弁の作動説明
図、第５図は同フローチヤートである。
１……油圧ポンプ、５……元圧油路、６……減
圧弁、７……制御圧油路、８……切換弁、９……
前進クラツチ、１０……後進クラツチ、１２……
減圧弁本体、１３……低速弁、１４……緊急弁、
３２……ＤＣモータ（電動機）。
Fig. 1 is a sectional view of a pressure reducing valve for a hydraulic clutch equipped with a safety device according to an embodiment of the present invention, Fig. 2 is a hydraulic circuit diagram of a marine speed reduction/reversing machine equipped with the same pressure reducing valve for a hydraulic clutch, and Fig. 3 4 is an explanatory diagram of the relationship between the engine speed and the lubricating oil pressure when the clutch is fully engaged, FIG. 4 is an explanatory diagram of the operation of the emergency valve in another embodiment, and FIG. 5 is a flowchart of the same. 1...Hydraulic pump, 5...Main pressure oil line, 6...Pressure reducing valve, 7...Control pressure oil line, 8...Switching valve, 9...
Forward clutch, 10... Reverse clutch, 12...
Pressure reducing valve body, 13...Low speed valve, 14...Emergency valve,
32...DC motor (electric motor).
Claims (1)
圧弁本体の位置制御を行なう低速弁とを備え、油
圧ポンプから元圧油路を介して供給される圧油を
前記減圧弁本体の位置に応じて減圧し、この圧油
を制御圧油路と切換弁とを介して前進クラツチお
よび後進クラツチに作動用圧油として供給する油
圧クラツチ用減圧弁において、非常時に前記元圧
油路の圧油を前記低速弁に導いて前記減圧弁本体
を高速用位置に位置決めさせる緊急弁を設けたこ
とを特徴とする油圧クラツチ用減圧弁の安全装置
。 A pressure reducing valve main body and a low speed valve driven by an electric motor to control the position of the pressure reducing valve main body, the pressure oil supplied from a hydraulic pump via a main pressure oil path is controlled according to the position of the pressure reducing valve main body. In a pressure reducing valve for a hydraulic clutch, which reduces the pressure and supplies this pressure oil as operating pressure oil to a forward clutch and a reverse clutch via a control pressure oil path and a switching valve, in an emergency, the pressure oil in the source pressure oil path is A safety device for a pressure reducing valve for a hydraulic clutch, characterized in that an emergency valve is provided which guides the low speed valve to position the pressure reducing valve main body at a high speed position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8634987U JPS63195129U (en) | 1987-06-03 | 1987-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8634987U JPS63195129U (en) | 1987-06-03 | 1987-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63195129U true JPS63195129U (en) | 1988-12-15 |
Family
ID=30942572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8634987U Pending JPS63195129U (en) | 1987-06-03 | 1987-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63195129U (en) |
-
1987
- 1987-06-03 JP JP8634987U patent/JPS63195129U/ja active Pending
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