JPH0183120U

JPH0183120U -

Info

Publication number: JPH0183120U
Application number: JP17950187U
Authority: JP
Priority date: 1987-11-24
Filing date: 1987-11-24
Publication date: 1989-06-02

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係る縦型消音器の
端面図である。第２図は第１図の―線端面図
である。第３図は従来の縦型消音器を装着したフ
オークリフトの斜視図である。主要な部分の符号の説明、９……外筒、１１…
…上部端板、１３……下部端板、１５，２３，３
３……小孔、１７……仕切板、１９……上部拡張
室、２１……下部拡張室、２１′……第一拡張室
、２１″……第二拡張室、２５……内管、２７…
…インレツトパイプ、２９……アウトレツトパイ
プ、３１……プラグ。 FIG. 1 is an end view of a vertical silencer according to an embodiment of the present invention. FIG. 2 is an end view taken along the line -- in FIG. 1. FIG. 3 is a perspective view of a forklift equipped with a conventional vertical silencer. Explanation of symbols of main parts, 9... Outer cylinder, 11...
...Top end plate, 13...Bottom end plate, 15, 23, 3
3... Small hole, 17... Partition plate, 19... Upper expansion chamber, 21... Lower expansion chamber, 21'... First expansion chamber, 21''... Second expansion chamber, 25... Inner tube, 27...
...Inlet pipe, 29...Outlet pipe, 31...Plug.

Claims

[Scope of utility model registration request]

In a vertical silencer that is attached to an upright exhaust pipe and whose upper and lower opening ends are closed with end plates, the inside of the silencer is
The upper expansion chamber and the lower expansion chamber are partitioned by a partition plate having small holes on the periphery, and the lower expansion chamber is arranged coaxially with the outer cylinder of the silencer, and a plurality of chambers are arranged on the upper peripheral wall of the lower expansion chamber. A first expansion chamber and a second expansion chamber surrounding the first expansion chamber are formed through an inner pipe having small holes, and an inlet pipe and an outlet pipe to be inserted into the silencer are separated and inserted. An outlet pipe having a plug attached to the end opening and a plurality of small holes bored in a part of the peripheral wall thereof is inserted into the upper end plate and the partition plate, and the insertion end and the peripheral wall having the small holes are inserted into the upper end plate and the partition plate. The inlet pipe is arranged in the first expansion chamber and the upper expansion chamber, respectively, and the inlet pipe is inserted into the lower end plate so that its insertion end opening is opened in the first expansion chamber. Vertical silencer.