JPH03129746U - - Google Patents
Info
- Publication number
- JPH03129746U JPH03129746U JP3886790U JP3886790U JPH03129746U JP H03129746 U JPH03129746 U JP H03129746U JP 3886790 U JP3886790 U JP 3886790U JP 3886790 U JP3886790 U JP 3886790U JP H03129746 U JPH03129746 U JP H03129746U
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- butterfly valve
- valve
- rotary shaft
- butterfly
- 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
- 230000001105 regulatory effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Lift Valve (AREA)
Description
第１図〜第３図は本考案の第１実施例を示すも
のであつて、第１図は本考案に係るバタフライバ
ルブを有する排気ブレーキ装置の構成図、第２図
は閉弁時におけるバタフライバルブの断面図、第
３図は開弁時におけるバタフライバルブの断面図
、第４図は本考案の第２実施例を示すバタフライ
バルブの断面図、第５図は本考案の第３実施例を
示すバタフライバルブの断面図、第６図は本考案
の変形例を示す回転軸及び弁体の断面図、第７図
は従来のバタフライバルブの要部断面図である。
１……排気ガス通路、２……円筒状のバルブ本
体、３……円板状の弁体、１０……バタフライバ
ルブ、１１……排気ブレーキ装置、１６，１７…
…軸孔、１８，１９……ブシユ、２０，２１，３
５……回転軸、２２，２３……球面、２４，２５
……角部、２９，３０，３３……背面、３１，３
２，３４……側面。
1 to 3 show a first embodiment of the present invention, in which FIG. 1 is a configuration diagram of an exhaust brake device having a butterfly valve according to the present invention, and FIG. 2 shows a butterfly valve when the valve is closed. 3 is a sectional view of the butterfly valve when the valve is open; FIG. 4 is a sectional view of the butterfly valve showing the second embodiment of the present invention; and FIG. 5 is a sectional view of the butterfly valve showing the third embodiment of the invention. FIG. 6 is a cross-sectional view of a rotating shaft and valve body showing a modification of the present invention, and FIG. 7 is a cross-sectional view of a main part of a conventional butterfly valve. DESCRIPTION OF SYMBOLS 1...Exhaust gas passage, 2...Cylindrical valve body, 3...Disc-shaped valve body, 10...Butterfly valve, 11...Exhaust brake device, 16, 17...
...Shaft hole, 18, 19... Bush, 20, 21, 3
5... Rotation axis, 22, 23... Spherical surface, 24, 25
... corner, 29, 30, 33 ... back, 31, 3
2, 34...side.
Claims (1)
軸を回転自在に配置し、前記回転軸に円板状の弁
体を取付けて前記弁体を前記バルブ本体の内部通
路内に回動可能に配設して成るバタフライバルブ
において、前記バルブ本体の内周面と前記軸孔と
によつて形成される角部に前記弁体の外周部が当
接するのを阻止すべく前記弁体の位置を規制する
位置規制手段を設けたことを特徴とするバタフラ
イバルブ。 A rotary shaft is rotatably arranged in a shaft hole formed in a cylindrical valve body, and a disc-shaped valve body is attached to the rotary shaft, so that the valve body can be rotated into the internal passage of the valve body. In the butterfly valve arranged in A butterfly valve characterized by being provided with a position regulating means for regulating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3886790U JPH03129746U (en) | 1990-04-11 | 1990-04-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3886790U JPH03129746U (en) | 1990-04-11 | 1990-04-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03129746U true JPH03129746U (en) | 1991-12-26 |
Family
ID=31547261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3886790U Pending JPH03129746U (en) | 1990-04-11 | 1990-04-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03129746U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6362669B2 (en) * | 1980-07-03 | 1988-12-05 |
-
1990
- 1990-04-11 JP JP3886790U patent/JPH03129746U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6362669B2 (en) * | 1980-07-03 | 1988-12-05 |