JPH0278718U

JPH0278718U -

Info

Publication number: JPH0278718U
Application number: JP15742188U
Authority: JP
Priority date: 1988-12-01
Filing date: 1988-12-01
Publication date: 1990-06-18

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案を横置き傾斜搭載型エンジンに
適用した実施例を示す側面図、第２図は同正面図
、第３図は第１図におけるＸ―Ｘ線拡大断面図、
第４図は本考案を横置き直立搭載型エンジンに適
用した側面図、第５図は同正面図、第６図はＦＲ
車に適用した側面図、第７図は従来構造を示す斜
視図、第８図は同側断面図である。１…エンジン、２…排気マニホルド、４…間隙
、５，５ａ，５ｂ…ヒートインシユレータ、６，
６ａ，６ｂ…外気導入口、９，９ａ，９ｂ…排気
口、１０…誘導リブ。 Fig. 1 is a side view showing an embodiment in which the present invention is applied to a horizontally mounted engine, Fig. 2 is a front view thereof, and Fig. 3 is an enlarged sectional view taken along the line X--X in Fig. 1.
Figure 4 is a side view of the present invention applied to a horizontally mounted upright engine, Figure 5 is a front view of the same, and Figure 6 is an FR engine.
FIG. 7 is a perspective view showing the conventional structure, and FIG. 8 is a sectional view of the same side. DESCRIPTION OF SYMBOLS 1...Engine, 2...Exhaust manifold, 4...Gap, 5, 5a, 5b...Heat insulator, 6,
6a, 6b...Outside air introduction port, 9, 9a, 9b...Exhaust port, 10...Guiding rib.

Claims

【実用新案登録請求の範囲】１内燃機関における排気マニホルドの外部を、
該排気マニホルドの外面との間に間隙を有して被
覆するヒートインシユレータにおいて、走行風を
該ヒートインシユレータ内へ導入する外気導入口
と、ヒートインシユレータ内に導入した外気を、
熱的影響の少ない空間部へ排出する排気口を形成
したことを特徴とする内燃機関の排気マニホルド
用ヒートインシユレータ。２前記外気導入口から導入した外気を前記排気
口へ誘導する誘導リブを形成した請求項１記載の
内燃機関の排気マニホルド用ヒートインシユレー
タ。[Scope of claim for utility model registration] 1. The outside of the exhaust manifold in an internal combustion engine,
In the heat insulator that covers the exhaust manifold with a gap between it and the outer surface thereof, an outside air introduction port that introduces the traveling wind into the heat insulator, and an outside air introduction port that introduces the outside air into the heat insulator,
A heat insulator for an exhaust manifold of an internal combustion engine, characterized in that an exhaust port is formed to discharge the air to a space with little thermal influence. 2. The heat insulator for an exhaust manifold of an internal combustion engine according to claim 1, further comprising a guide rib that guides outside air introduced from the outside air introduction port to the exhaust port.