JPS61110600U - - Google Patents
Info
- Publication number
- JPS61110600U JPS61110600U JP19777284U JP19777284U JPS61110600U JP S61110600 U JPS61110600 U JP S61110600U JP 19777284 U JP19777284 U JP 19777284U JP 19777284 U JP19777284 U JP 19777284U JP S61110600 U JPS61110600 U JP S61110600U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- piston
- cylinder
- sub
- main piston
- 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
- 239000012530 fluid Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 2
Landscapes
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Description
図面は本考案の実施例を示し、第１図は弁全閉
時の縦断側面図であり、第２図は作動状態の略示
的側面図で、ａは弁全閉時、ｂは弁全開時、ｃは
弁小開時、ｄ弁微開時のそれぞれの状態である。
１……弁体、２……弁棒、３……主ピストン、
４……副ピストン、５……シリンダー、６……コ
イルスプリング、７……軸筒、８……第１ストツ
パー、９……第２ストツパー、１０……第１区域
、１１……第２区域、１２……第３区域、１３，
１４，１５……圧力流体供給口、２０……流出口
、２１……循環口。
The drawings show an embodiment of the present invention; FIG. 1 is a vertical sectional side view when the valve is fully closed; FIG. 2 is a schematic side view in the operating state; a is when the valve is fully closed, and b is when the valve is fully open. Time, c is the state when the valve is slightly opened, and d is the state when the valve is slightly opened. 1... Valve body, 2... Valve stem, 3... Main piston,
4... Subpiston, 5... Cylinder, 6... Coil spring, 7... Shaft cylinder, 8... First stopper, 9... Second stopper, 10... First area, 11... Second area , 12...Third area, 13,
14, 15...pressure fluid supply port, 20...outflow port, 21...circulation port.
Claims (1)
３、弁棒２に対して摺動可能に嵌設された副ピス
トン４、並びに主ピストン３を常時閉弁方向に弾
圧するコイルスプリング６を有し、該主ピストン
３と副ピストン４とによつて区画されたシリンダ
ー５の三つの区域のそれぞれシリンダー５壁に圧
力流体供給口１３，１４，１５を開設してなる弁
作動機構を有する液体充填弁において、副ピスト
ン４の軸筒７をシリンダー５外に延出し、該軸筒
７の外周に副ピストン４の開弁方向のストローク
を制限する第１ストツパー８を設けるとともに、
該軸７から突出している弁棒２の外周に主ピスト
ン３の開弁方向のストロークを制限する第２スト
ツパー９を設けたことを特徴とする弁開度を三段
階に制御することができる液体充填弁。 A main piston 3 connected to the valve body 1 via the valve stem 2, a sub-piston 4 slidably fitted to the valve stem 2, and a coil spring 6 that always presses the main piston 3 in the valve-closing direction. It has a valve actuation mechanism in which pressure fluid supply ports 13, 14, and 15 are provided in the walls of the cylinder 5, respectively, in three areas of the cylinder 5 divided by the main piston 3 and the sub-piston 4. In the liquid filling valve, the shaft cylinder 7 of the sub-piston 4 is extended outside the cylinder 5, and a first stopper 8 is provided on the outer periphery of the shaft cylinder 7 to limit the stroke of the sub-piston 4 in the valve opening direction.
A liquid capable of controlling the valve opening in three stages, characterized in that a second stopper 9 is provided on the outer periphery of the valve stem 2 protruding from the shaft 7 to limit the stroke of the main piston 3 in the valve opening direction. filling valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19777284U JPS61110600U (en) | 1984-12-25 | 1984-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19777284U JPS61110600U (en) | 1984-12-25 | 1984-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61110600U true JPS61110600U (en) | 1986-07-12 |
Family
ID=30756243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19777284U Pending JPS61110600U (en) | 1984-12-25 | 1984-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61110600U (en) |
-
1984
- 1984-12-25 JP JP19777284U patent/JPS61110600U/ja active Pending