JPS6274120U - - Google Patents
Info
- Publication number
- JPS6274120U JPS6274120U JP16690085U JP16690085U JPS6274120U JP S6274120 U JPS6274120 U JP S6274120U JP 16690085 U JP16690085 U JP 16690085U JP 16690085 U JP16690085 U JP 16690085U JP S6274120 U JPS6274120 U JP S6274120U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- opening
- vane valve
- exhaust outlet
- vane
- 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 3
- 230000030279 gene silencing Effects 0.000 description 2
- 230000003584 silencer Effects 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
- Characterised By The Charging Evacuation (AREA)
Description
第１図は本考案に係る排気消音装置の一例を示
すシステム構成図、第２図は速度センサの出力特
性図、第３図は従来に於ける排気消音装置を示す
システム構成図である。
１……エンジン、３……排気管、４……消音器
、５，６……排気出口管、１１……ベーンバルブ
、１２……回転軸、１３……トーシヨンばね、１
４……操作板、１５……油圧シリンダ、１６……
ワイヤ、１８……油圧ポンプ、１９，２０……電
磁切換弁、２１……速度センサ、２２……弁制御
回路。
FIG. 1 is a system configuration diagram showing an example of an exhaust silencing device according to the present invention, FIG. 2 is a speed sensor output characteristic diagram, and FIG. 3 is a system configuration diagram showing a conventional exhaust silencing device. 1... Engine, 3... Exhaust pipe, 4... Silencer, 5, 6... Exhaust outlet pipe, 11... Vane valve, 12... Rotating shaft, 13... Torsion spring, 1
4...Operation panel, 15...Hydraulic cylinder, 16...
Wire, 18... Hydraulic pump, 19, 20... Solenoid switching valve, 21... Speed sensor, 22... Valve control circuit.
Claims (1)
出口管内にこれを開閉するベーンバルブを設けて
成る消音器に於て、上記ベーンバルブを常時閉成
方向に付勢するばね部材を有すると共に、上記ベ
ーンバルブにはこれを開操作する油圧シリンダを
連結し、エンジンにより回転される油圧ポンプを
設け、この油圧ポンプの圧油吐出ポートを上記油
圧シリンダの左右シリンダ室に接続すると共に、
吸込ポートを電磁切換弁を介して上記左右シリン
ダ室に接続し、上記エンジンの回転速度に応じて
上記電磁切換弁を開閉する制御回路を設けたこと
を特徴とする排気消音装置。 A muffler having a pair of exhaust outlet pipes, and a vane valve provided in one of the exhaust outlet pipes for opening and closing the exhaust outlet pipe, the muffler having a spring member that always biases the vane valve in the closing direction; A hydraulic cylinder for opening the vane valve is connected to the vane valve, and a hydraulic pump rotated by an engine is connected to the vane valve, and a pressure oil discharge port of this hydraulic pump is connected to the left and right cylinder chambers of the hydraulic cylinder, and
An exhaust noise muffling device characterized in that a suction port is connected to the left and right cylinder chambers via an electromagnetic switching valve, and a control circuit is provided for opening and closing the electromagnetic switching valve according to the rotational speed of the engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16690085U JPS6274120U (en) | 1985-10-30 | 1985-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16690085U JPS6274120U (en) | 1985-10-30 | 1985-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6274120U true JPS6274120U (en) | 1987-05-12 |
Family
ID=31098319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16690085U Pending JPS6274120U (en) | 1985-10-30 | 1985-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6274120U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62154218U (en) * | 1986-03-25 | 1987-09-30 | ||
| KR100501451B1 (en) * | 2002-12-11 | 2005-07-18 | 현대자동차주식회사 | Exhausting device |
-
1985
- 1985-10-30 JP JP16690085U patent/JPS6274120U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62154218U (en) * | 1986-03-25 | 1987-09-30 | ||
| KR100501451B1 (en) * | 2002-12-11 | 2005-07-18 | 현대자동차주식회사 | Exhausting device |
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