JPS6414991U - - Google Patents
Info
- Publication number
- JPS6414991U JPS6414991U JP10923587U JP10923587U JPS6414991U JP S6414991 U JPS6414991 U JP S6414991U JP 10923587 U JP10923587 U JP 10923587U JP 10923587 U JP10923587 U JP 10923587U JP S6414991 U JPS6414991 U JP S6414991U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- opening
- seats
- joint
- closing member
- 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 1
Landscapes
- Joints That Cut Off Fluids, And Hose Joints (AREA)
Description
第１図はこの考案の一実施例における逆止弁付
継手の断面図、第２図及び第３図はそれぞれ上記
逆止弁付継手において一方のフレアナツトを外し
たときの状態図、第４図は従来の逆止弁付継手の
断面図である。
１……継手本体、５……弁室、６……流入路、
８……第１弁座、９……第２弁座、１０……第１
流出路、１１……第２流出路、１２……第１配管
接続部、１３……第２配管接続部、２０……弁体
、２１，３１……開閉部材、２３，３３……フレ
アナツト（配管締結具）、２７……第１弁ばね（
付勢手段）、３７……第２弁ばね（付勢手段）。
Fig. 1 is a sectional view of a joint with a check valve according to an embodiment of this invention, Figs. 2 and 3 are state diagrams of the above-mentioned joint with a check valve when one flare nut is removed, and Fig. 4 is a sectional view of a conventional joint with a check valve. 1... Joint body, 5... Valve chamber, 6... Inflow path,
8...First valve seat, 9...Second valve seat, 10...First valve seat
Outflow path, 11...Second outflow path, 12...First pipe connection part, 13...Second pipe connection part, 20...Valve body, 21, 31...Opening/closing member, 23, 33...Flare nut ( piping fastener), 27...first valve spring (
(biasing means), 37... second valve spring (biasing means).
Claims (1)
口させると共に、この弁室５内の相対向する位置
に第１及び第２弁座８，９をそれぞれ形成し、ま
た上記継手本体１にそれぞれ設けた第１及び第２
配管接続部１２，１３からそれぞれ上記各弁座８
，９へと延びる第１及び第２流出路１０，１１を
穿設すると共に、上記弁室５内に弁体２０を上記
第１及び第２弁座８，９間で移動可能に配置し、
さらに上記第１及び第２流出路１０，１１内には
それぞれ開閉部材２１，３１を挿通して、上記各
配管接続部１２，１３にそれぞれ配管締結具２３
，３３を締結した締結状態において、上記各開閉
部材２１，３１で各弁座８，９への上記弁体２０
の当接を阻止すべく構成し、また上記各配管締結
具２３，３３の何れか一方の締結解除時において
この一方の側の開閉部材（２１又は３１）が外方
へ移動したときに、上記弁体２０を上記一方の側
の弁座（８又は９）に当接させるべく付勢する付
勢手段２７，３７を設けていることを特徴とする
逆止弁付継手。 An inflow passage 6 is opened in a valve chamber 5 provided inside the joint body 1, and first and second valve seats 8 and 9 are respectively formed at opposing positions within the valve chamber 5. The first and second
From the piping connections 12 and 13 to each of the valve seats 8, respectively.
, 9 are bored, and a valve body 20 is movably arranged in the valve chamber 5 between the first and second valve seats 8, 9,
Furthermore, opening/closing members 21 and 31 are inserted into the first and second outflow passages 10 and 11, respectively, and pipe fasteners 23 are inserted into the respective pipe connection parts 12 and 13, respectively.
, 33, the valve body 20 is connected to each valve seat 8, 9 by each opening/closing member 21, 31.
When the opening/closing member (21 or 31) on one side moves outward when one of the piping fasteners 23, 33 is released, the above-mentioned A joint with a check valve, characterized in that it is provided with urging means 27, 37 for urging the valve body 20 to come into contact with the valve seat (8 or 9) on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10923587U JPS6414991U (en) | 1987-07-15 | 1987-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10923587U JPS6414991U (en) | 1987-07-15 | 1987-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6414991U true JPS6414991U (en) | 1989-01-25 |
Family
ID=31345292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10923587U Pending JPS6414991U (en) | 1987-07-15 | 1987-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6414991U (en) |
-
1987
- 1987-07-15 JP JP10923587U patent/JPS6414991U/ja active Pending