JPS5844428U

JPS5844428U - Exhaust pipe cover mounting structure

Info

Publication number: JPS5844428U
Application number: JP13972081U
Authority: JP
Inventors: 山花　守
Original assignee: ヤンマーディーゼル株式会社
Priority date: 1981-09-18
Filing date: 1981-09-18
Publication date: 1983-03-25

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案実施例に係る排気管カバーの取付構造を
有するエンジンを備えた小形船の一部断面概略図、第２
図は第１図の■部拡大図、第３図は本考案の他の実施例
に係る排気管カバー取付部　′の拡大断面図である。２・・・・・・エンジン本体、３・・・・・・エンジン
ルーム、３ａ・・・・・・エンジンルームの天井、５・
・・・・・ｊＡ気ｔ、６ａ・・・・・・排気管の上端開
口、５ｂ・・・・・・排気管の排気出口側外側面、６・
・・・・・貫通穴、８・・・・・・補助筒、１０・・・
・・・排気管カバー、１０ａ・・・・・・排気管カバー
の排気入口側内周面、１３・・・・・・底板、１５・・
・・・・防水カバー、１６・・・・・・消音素材、１７
・・・・・・ケース部材、１８・・・・・・消音器、３
３・・・・・・排水管。Fig. 1 is a partial cross-sectional schematic diagram of a small boat equipped with an engine having an exhaust pipe cover mounting structure according to an embodiment of the present invention;
The figure is an enlarged view of the section ``■'' in Fig. 1, and Fig. 3 is an enlarged cross-sectional view of the exhaust pipe cover attachment part' according to another embodiment of the present invention. 2...Engine body, 3...Engine room, 3a...Ceiling of engine room, 5.
...jAt, 6a...Top opening of exhaust pipe, 5b...Exhaust outlet side outer surface of exhaust pipe, 6.
...Through hole, 8...Auxiliary tube, 10...
...Exhaust pipe cover, 10a...Inner peripheral surface on the exhaust inlet side of the exhaust pipe cover, 13...Bottom plate, 15...
... Waterproof cover, 16 ... Sound deadening material, 17
...Case member, 18 ... Silencer, 3
3... Drain pipe.

Claims

[Claims for Utility Model Registration] 1. The upper end opening 5a of the upward exhaust pipe 5 of the engine body 2 disposed in the engine room 3 faces the through hole 6 formed in the ceiling 3a of the engine room 3, and Installation of an exhaust pipe cover characterized in that an exhaust pipe cover 10 having a waterproof cover 15 covering the upper end opening 5a above the through hole 6 is mounted on the engine room ceiling 3a without contacting the exhaust pipe 5. structure. 2. The exhaust pipe cover mounting structure according to claim 1, wherein the exhaust pipe cover 10 is formed into a double cylinder shape having a bottom plate 13 at the bottom thereof, and an exhaust pipe 33 is attached to the bottom plate 13. 3 Exhaust pipe force on the exhaust outlet side outer peripheral surface 5b of the exhaust pipe 5
The exhaust pipe cover mounting structure according to claim 1, which is a registered utility model, has an air passage 21 of an appropriate size that allows air to flow between the bar 10 and the exhaust inlet side inner circumferential surface 10a. 4. The exhaust pipe cover mounting structure according to claim 1, wherein a muffler 18 filled with a muffler material 16 is disposed in an appropriate case member 17 inside the exhaust pipe cover 10. 5. A utility model registration claim 1, in which an auxiliary cylinder 8 of an appropriate size is suspended from the exhaust inlet side inner circumferential surface 10a of the exhaust pipe cover 10 so as to surround the upper end opening 5a of the exhaust pipe 5. Exhaust pipe cover mounting structure.