JPH0350655U - - Google Patents
Info
- Publication number
- JPH0350655U JPH0350655U JP10927289U JP10927289U JPH0350655U JP H0350655 U JPH0350655 U JP H0350655U JP 10927289 U JP10927289 U JP 10927289U JP 10927289 U JP10927289 U JP 10927289U JP H0350655 U JPH0350655 U JP H0350655U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- spring
- diameter portion
- guide hole
- narrow diameter
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 230000009466 transformation Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
Description
第１図は本考案装置の概略図であり、第２図は
本考案の一実施例を示す縦断面図であり、第３図
は第２図クリツプリングの平面図であり、第４図
は本考案の他の実施例を示す縦断面図であり、第
５図は第４図クリツプリングの平面図である。
１……弁箱、２……流入口、３……流出口、４
……弁座、５……ガイド体、９……逆止弁体、１
０……細径部、１３……切換ばね、１４……バイ
アスばねである。
FIG. 1 is a schematic diagram of the device of the present invention, FIG. 2 is a longitudinal sectional view showing an embodiment of the present invention, FIG. 3 is a plan view of the clip ring shown in FIG. 2, and FIG. FIG. 5 is a longitudinal sectional view showing another embodiment of the present invention, and FIG. 5 is a plan view of the clip ring shown in FIG. 4. 1... Valve box, 2... Inlet, 3... Outlet, 4
...Valve seat, 5...Guide body, 9...Check valve body, 1
0...Small diameter portion, 13...Switching spring, 14...Bias spring.
Claims (1)
入口側に上向きの弁座を形成し、その下流側に中
心部にガイド穴を有するガイド体を収容すると共
に上記弁座を閉塞する逆止弁体の下流側に上記ガ
イド穴に嵌合する細径部を突出してもうけ、上記
細径部には０℃よりも若干高い変態点を有する形
状記憶合金でつくられた切換ばねと、上記切換ば
ねと逆方向の付勢力を有するバイアスばねとを装
着してなる排水、非排水自動切換装置。 An upward valve seat is formed on the inflow port side of a valve box provided in the downstream piping of the water drain valve, and a guide body having a guide hole in the center is housed on the downstream side, and a non-return check that blocks the valve seat. A narrow diameter portion protrudes from the downstream side of the valve body to fit into the guide hole, and the narrow diameter portion includes a switching spring made of a shape memory alloy having a transformation point slightly higher than 0°C; An automatic drainage/non-drainage switching device equipped with a spring and a bias spring having a biasing force in the opposite direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989109272U JP2521142Y2 (en) | 1989-09-18 | 1989-09-18 | Drainage / non-drainage automatic switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989109272U JP2521142Y2 (en) | 1989-09-18 | 1989-09-18 | Drainage / non-drainage automatic switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0350655U true JPH0350655U (en) | 1991-05-16 |
| JP2521142Y2 JP2521142Y2 (en) | 1996-12-25 |
Family
ID=31657872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989109272U Expired - Lifetime JP2521142Y2 (en) | 1989-09-18 | 1989-09-18 | Drainage / non-drainage automatic switching device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2521142Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730604A (en) * | 2017-04-14 | 2018-11-02 | 国家电力投资集团公司 | Passive valve system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS636272U (en) * | 1986-06-30 | 1988-01-16 | ||
| JPS6329054A (en) * | 1986-05-01 | 1988-02-06 | ユナイテツド キングドム アトミツク エナ−ヂイ オ−ソリテイ | Method and apparatus for monitoring flow of fluid |
-
1989
- 1989-09-18 JP JP1989109272U patent/JP2521142Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6329054A (en) * | 1986-05-01 | 1988-02-06 | ユナイテツド キングドム アトミツク エナ−ヂイ オ−ソリテイ | Method and apparatus for monitoring flow of fluid |
| JPS636272U (en) * | 1986-06-30 | 1988-01-16 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730604A (en) * | 2017-04-14 | 2018-11-02 | 国家电力投资集团公司 | Passive valve system |
| CN108730604B (en) * | 2017-04-14 | 2024-06-07 | 国家电力投资集团公司 | Passive valve system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2521142Y2 (en) | 1996-12-25 |