JPS61140270U - - Google Patents
Info
- Publication number
- JPS61140270U JPS61140270U JP2347885U JP2347885U JPS61140270U JP S61140270 U JPS61140270 U JP S61140270U JP 2347885 U JP2347885 U JP 2347885U JP 2347885 U JP2347885 U JP 2347885U JP S61140270 U JPS61140270 U JP S61140270U
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- outlet
- valve
- seat opening
- balance
- 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 5
Landscapes
- Check Valves (AREA)
- Details Of Valves (AREA)
Description
第１図は本考案の１実施例を示す縦断面図、第
２図は従来の逆止弁の１例を示す縦断面図である
。
入口…２、弁体…４、弁座口…３、出口…５、
バランス室…８、バランス管…７、導入管…１２
、オリフイス…１４。
FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention, and FIG. 2 is a longitudinal sectional view showing an example of a conventional check valve. Inlet…2, valve body…4, valve seat port…3, outlet…5,
Balance chamber...8, balance tube...7, introduction tube...12
, orifice…14.
Claims (1)
これに付勢された前進力に抗して後退させ弁座口
から離座させることによつて上記弁座口を通つて
出口から流出し、上記弁体の後部に限界されたバ
ランス室がバランス管を介して上記出口と連通せ
しめられている逆止弁において、上記バランス管
に上記流体より高圧の試験流体を導入する導入管
と、上記試験流体の導入個所より上記出口側にオ
リフイスを設けたことを特徴とする逆止弁の作動
試験装置。 The fluid flowing in from the inlet moves the sealingly slidable valve body against the forward force applied thereto and moves it away from the valve seat opening, thereby causing the fluid to flow out from the outlet through the valve seat opening. and a check valve in which a balance chamber limited to a rear portion of the valve body is communicated with the outlet via a balance pipe, an introduction pipe for introducing a test fluid having a higher pressure than the fluid into the balance pipe; An operation testing device for a check valve, characterized in that an orifice is provided on the outlet side from the introduction point of the test fluid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2347885U JPS61140270U (en) | 1985-02-22 | 1985-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2347885U JPS61140270U (en) | 1985-02-22 | 1985-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61140270U true JPS61140270U (en) | 1986-08-30 |
Family
ID=30516750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2347885U Pending JPS61140270U (en) | 1985-02-22 | 1985-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61140270U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009503488A (en) * | 2005-07-29 | 2009-01-29 | 本田技研工業株式会社 | Valve test apparatus and valve test method with integrated purge circuit |
-
1985
- 1985-02-22 JP JP2347885U patent/JPS61140270U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009503488A (en) * | 2005-07-29 | 2009-01-29 | 本田技研工業株式会社 | Valve test apparatus and valve test method with integrated purge circuit |
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