JPS6353110U - - Google Patents
Info
- Publication number
- JPS6353110U JPS6353110U JP14483286U JP14483286U JPS6353110U JP S6353110 U JPS6353110 U JP S6353110U JP 14483286 U JP14483286 U JP 14483286U JP 14483286 U JP14483286 U JP 14483286U JP S6353110 U JPS6353110 U JP S6353110U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- drain hole
- relief valve
- operating shaft
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Control Of Fluid Pressure (AREA)
Description
第１図は本考案を実施せる逃し弁付きの減圧弁
の縦断正面図、第２図は同上の要部の縦断正面図
、第３図および第４図は同上の作用の説明図であ
る。
図面符号の説明、Ａ…減圧弁、ａ…水抜き穴、
ｂ…水抜き用栓弁、ｃ…カム面、１…弁箱、１０
…水入口、１１…水出口、１２…隔壁、１３…筒
状部、２０…減圧用弁、２１…減圧用弁座、２２
…減圧動作バネ、２３…弁杆、２４…バランス弁
、２５…連結金具、３０…逃し用弁、３１…逃し
用弁座、３２…連通口、３３…逃し弁用バネ、３
４…ストツパー、４０…作動軸、４０ａ…Ｏリン
グ、４１…手動開閉レバー、４１ａ・４１ｂ・４
１ｃ…弁箱の底面に接する面、４２…連結軸、５
…ダイヤフラム、６…バネケース、６０…調整ネ
ジ、７…カバー、７０…排出口、８０…逆止弁、
８１…ストレーナー、８２…負圧作動機構、Ｘ…
一次側、Ｙ…二次側。
FIG. 1 is a longitudinal sectional front view of a pressure reducing valve with a relief valve that can implement the present invention, FIG. 2 is a longitudinal sectional front view of the main parts of the same, and FIGS. 3 and 4 are explanatory diagrams of the operation of the same. Explanation of drawing symbols, A...pressure reducing valve, a...drain hole,
b... Drain valve, c... Cam surface, 1... Valve box, 10
... Water inlet, 11 ... Water outlet, 12 ... Partition wall, 13 ... Cylindrical part, 20 ... Valve for pressure reduction, 21 ... Valve seat for pressure reduction, 22
... Pressure reduction operation spring, 23 ... Valve rod, 24 ... Balance valve, 25 ... Connection fitting, 30 ... Relief valve, 31 ... Relief valve seat, 32 ... Communication port, 33 ... Relief valve spring, 3
4...Stopper, 40...Operating shaft, 40a...O ring, 41...Manual opening/closing lever, 41a/41b/4
1c... Surface in contact with the bottom of the valve box, 42... Connection shaft, 5
...diaphragm, 6...spring case, 60...adjustment screw, 7...cover, 70...discharge port, 80...check valve,
81...Strainer, 82...Negative pressure operation mechanism, X...
Primary side, Y...Secondary side.
Claims (1)
、逃し用弁を手動操作により開閉さすよう該逃し
用弁に連繋した作動軸を出入自在に嵌挿し、それ
の弁箱の外面に突出する外端側に手動開閉レバー
を連繋し、その作動軸には、常態において水抜き
穴を水密に封栓し出入作動のストロークの後期に
おいて該水抜き穴を開放する水抜き用栓弁を装設
してなる逃し弁付き減圧弁。 A drain hole is provided at the bottom of the valve box, and an operating shaft connected to the relief valve is inserted into the drain hole so that the relief valve can be opened and closed by manual operation. A manual opening/closing lever is connected to the protruding outer end, and the operating shaft thereof is equipped with a drain valve that seals the drain hole watertightly in normal conditions and opens the drain hole in the latter half of the stroke of the in/out operation. A pressure reducing valve equipped with a relief valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14483286U JPS6353110U (en) | 1986-09-20 | 1986-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14483286U JPS6353110U (en) | 1986-09-20 | 1986-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6353110U true JPS6353110U (en) | 1988-04-09 |
Family
ID=31055804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14483286U Pending JPS6353110U (en) | 1986-09-20 | 1986-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6353110U (en) |
-
1986
- 1986-09-20 JP JP14483286U patent/JPS6353110U/ja active Pending
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