JPS647958U - - Google Patents
Info
- Publication number
- JPS647958U JPS647958U JP10279887U JP10279887U JPS647958U JP S647958 U JPS647958 U JP S647958U JP 10279887 U JP10279887 U JP 10279887U JP 10279887 U JP10279887 U JP 10279887U JP S647958 U JPS647958 U JP S647958U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- groove
- valve stem
- stem
- 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
- 239000011248 coating agent Substances 0.000 claims 2
- 238000000576 coating method Methods 0.000 claims 2
- 230000007797 corrosion Effects 0.000 claims 2
- 238000005260 corrosion Methods 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
Landscapes
- Lift Valve (AREA)
Description
第１図ないし第３図は本考案に係るバタフライ
弁の実施例を示し、第１図は要部断面図、第２図
は全体断面図、第３図は第２図における−線
断面図である。第４図は従来例を示す断面図であ
る。
１……弁棒、１ａ……溝、１ｂ……嵌合部、２
……弁箱、２ａ……貫通孔、２ｂ……有底穴、３
……弁体、８……係止具。
1 to 3 show an embodiment of the butterfly valve according to the present invention, FIG. 1 is a sectional view of the main part, FIG. 2 is an overall sectional view, and FIG. 3 is a sectional view taken along the - line in FIG. 2. be. FIG. 4 is a sectional view showing a conventional example. 1...Valve stem, 1a...Groove, 1b...Fitting part, 2
...Valve box, 2a...Through hole, 2b...Bottomed hole, 3
...Valve body, 8...Locking tool.
Claims (1)
弁箱２に形成した貫通孔２ａと有底穴２ｂに嵌着
すると共に、ＦＲＰ製又は耐蝕コーテイング付の
弁体３に対して貫通させてあるバタフライ弁であ
つて、前記弁棒１に対して前記弁体３を摺動自在
に外嵌させ、前記弁棒１のうち前記弁体３と前記
弁箱２の間に位置する部分に溝１ａを形成し、前
記弁体３又は前記弁箱２に接当する係止具８を前
記溝１ａ内で前記弁棒１に外嵌止着するとともに
、前記弁棒１に、前記弁体３を回り止め状態に取
り付けるための断面形状が非真円形の嵌合部１ｂ
を形成してあるバタフライ弁。 A metal valve stem 1 with a corrosion-resistant coating is
It is a butterfly valve that is fitted into a through hole 2a and a bottomed hole 2b formed in a valve box 2, and is penetrated through a valve body 3 made of FRP or with a corrosion-resistant coating. The valve body 3 is slidably fitted onto the outside, a groove 1a is formed in a portion of the valve stem 1 located between the valve body 3 and the valve box 2, and a groove 1a is formed in a portion of the valve stem 1 located between the valve body 3 and the valve box 2. The locking tool 8 that comes into contact with the groove 1a is fitted externally to the valve stem 1, and the cross-sectional shape is non-perfectly circular in order to attach the valve body 3 to the valve stem 1 in a non-rotating state. Fitting part 1b of
A butterfly valve formed by
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10279887U JPS647958U (en) | 1987-07-03 | 1987-07-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10279887U JPS647958U (en) | 1987-07-03 | 1987-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS647958U true JPS647958U (en) | 1989-01-17 |
Family
ID=31333036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10279887U Pending JPS647958U (en) | 1987-07-03 | 1987-07-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS647958U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5786537A (en) * | 1980-11-17 | 1982-05-29 | Hitachi Ltd | Operation regulator for throttle valve shaft |
| JPS59164463A (en) * | 1983-03-03 | 1984-09-17 | Kubota Ltd | Rotary valve element made of resin |
-
1987
- 1987-07-03 JP JP10279887U patent/JPS647958U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5786537A (en) * | 1980-11-17 | 1982-05-29 | Hitachi Ltd | Operation regulator for throttle valve shaft |
| JPS59164463A (en) * | 1983-03-03 | 1984-09-17 | Kubota Ltd | Rotary valve element made of resin |