JPS6140568U - Differential pressure on/off valve with check valve - Google Patents
Differential pressure on/off valve with check valveInfo
- Publication number
- JPS6140568U JPS6140568U JP12438484U JP12438484U JPS6140568U JP S6140568 U JPS6140568 U JP S6140568U JP 12438484 U JP12438484 U JP 12438484U JP 12438484 U JP12438484 U JP 12438484U JP S6140568 U JPS6140568 U JP S6140568U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- inlet
- outlet
- check 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
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図は本考案の実施例についての断面図、第２図は逆
止弁−における弁体を示し、イは正面図、口は側面図、
ハは背面図であり、第３図は従来の−説明図である。
Ｖ′・・・差圧開閉弁、■２′！・・逆止弁、２０ａ・
・・第１の入口、２０ｂ・・・第１の出口、２０ｃ・・
・第２の入口、２０ｄ・・・第２の出口、２１ａ・・・
弁座、２２・・・弁体、２８・・・ダイアフラム、３１
・・・弁棒、２９・・・逆止弁本体、２９ａ・・・弁座
、３０・・・合成樹脂製弁体、３０ａ・・・当接部、３
０ｂ・・・案内羽根。Fig. 1 is a sectional view of an embodiment of the present invention, Fig. 2 shows a valve body in a check valve, A is a front view, the mouth is a side view,
FIG. 3 is a rear view, and FIG. 3 is an explanatory view of the conventional device. V'...Differential pressure on/off valve, ■2'!・・Check valve, 20a・
...First entrance, 20b...First exit, 20c...
-Second entrance, 20d...Second exit, 21a...
Valve seat, 22... Valve body, 28... Diaphragm, 31
... Valve stem, 29... Check valve body, 29a... Valve seat, 30... Synthetic resin valve body, 30a... Contact portion, 3
0b...Guide blade.
Claims (1)
し、第１の入口と第１の出口間の弁座に接離する弁体を
設けると共に第２の入口≧第２の出口間に設けたダイア
フラムの動作を弁棒を介して該弁体に伝達し、該ダイア
フラムの中心孔に設けた逆止弁本体の弁座に接離する合
成樹脂製弁体を設け、該逆止弁の合成樹脂製弁体におい
て弁座に対する当接部の軸方向の延長部に放射方向に突
− 出する案内羽根を設け、該案内羽根を設け、該案内
羽根間に冷媒の流通空間を形成して成るこ−とを特徴と
する逆止弁付差圧開閉弁。It has a first inlet and a first outlet, a second inlet and a second outlet, and a valve body that approaches and separates from a valve seat between the first inlet and the first outlet is provided, and the second inlet ≧ A valve body made of synthetic resin is provided, which transmits the operation of the diaphragm provided between the second outlet to the valve body via the valve stem, and which comes into contact with and separates from the valve seat of the check valve body provided in the center hole of the diaphragm. In the synthetic resin valve body of the check valve, guide vanes protruding in the radial direction are provided at the axially extending part of the abutting part against the valve seat, and the guide vanes are provided, and the refrigerant is allowed to flow between the guide vanes. A differential pressure on/off valve with a check valve, characterized in that it forms a flow space.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12438484U JPS6140568U (en) | 1984-08-16 | 1984-08-16 | Differential pressure on/off valve with check valve |
| US06/686,877 US4593535A (en) | 1983-12-28 | 1984-12-27 | Differential pressure valve |
| DE8484116380T DE3472717D1 (en) | 1983-12-28 | 1984-12-27 | Differential pressure valve |
| EP84116380A EP0148503B1 (en) | 1983-12-28 | 1984-12-27 | Differential pressure valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12438484U JPS6140568U (en) | 1984-08-16 | 1984-08-16 | Differential pressure on/off valve with check valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6140568U true JPS6140568U (en) | 1986-03-14 |
| JPH0330768Y2 JPH0330768Y2 (en) | 1991-06-28 |
Family
ID=30683110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12438484U Granted JPS6140568U (en) | 1983-12-28 | 1984-08-16 | Differential pressure on/off valve with check valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6140568U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006275329A (en) * | 2005-03-28 | 2006-10-12 | Fuji Koki Corp | Pressure opening/closing valve integrated with check valve |
-
1984
- 1984-08-16 JP JP12438484U patent/JPS6140568U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006275329A (en) * | 2005-03-28 | 2006-10-12 | Fuji Koki Corp | Pressure opening/closing valve integrated with check valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0330768Y2 (en) | 1991-06-28 |
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