JPS5952015U

JPS5952015U - Catalytic converter monolith holding structure

Info

Publication number: JPS5952015U
Application number: JP14694582U
Authority: JP
Inventors: 古賀　逸夫
Original assignee: トヨタ自動車株式会社
Priority date: 1982-09-30
Filing date: 1982-09-30
Publication date: 1984-04-05
Also published as: JPS6215461Y2

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 the drawing]

第１図は一般的な触媒コンバータの断面図、第２図は本
考案のモノリス保持構造におけるワイヤネット・インタ
ラム一体構造の斜視図、第３図は第２図の線■−■にお
ける拡大断面図、第４図は本考案で用いる帯状金属の斜
視図、第５図はワイヤネット・インタラム一体構造の他
の実施例の斜視図、第６図は第５図の線■−ｖｘ、にお
ける拡大断面図である。１・・・・・・排気マニホルド、２・・・・・・触媒ケ
ース、３・・・・・・ガスケット、４・・・―・・モノ
リス触媒、５・・・・・・リーテーナ、６・・・・・・
クッシｉン、７・・・・・・ワイヤネット、　　・８．
８′・・・・・・熱発泡性シール材（インクラム）、１
０・・・・・・帯状金属、１１・・・・・・スポット溶
接、１２・・・・・・環状溝。Figure 1 is a sectional view of a typical catalytic converter, Figure 2 is a perspective view of the wire net/interam integrated structure in the monolith holding structure of the present invention, and Figure 3 is an enlarged sectional view taken along the line ■-■ in Figure 2. , FIG. 4 is a perspective view of the band-shaped metal used in the present invention, FIG. 5 is a perspective view of another embodiment of the wire net/interam integrated structure, and FIG. 6 is an enlarged cross section taken along the line ■-vx in FIG. 5. It is a diagram. 1... Exhaust manifold, 2... Catalyst case, 3... Gasket, 4... Monolith catalyst, 5... Retainer, 6...・・・・・・
Cushion, 7...Wire net, ・8.
8'...Thermofoamable sealing material (Incrum), 1
0... Band-shaped metal, 11... Spot welding, 12... Annular groove.

Claims

[Scope of utility model registration request]

A structure in which a catalyst case 2 is installed in an exhaust gas passage of an automobile engine, and a monolith catalyst 4 built in the catalyst case is supported against the inner wall of the catalyst case 2 by an annular wire net 7 provided around the outer periphery of the monolith catalyst. , a band-shaped metal 1 in which a hole 10a is provided in the annular wire net 7;
0 in the circumferential direction to form an annular groove 12 between the metal band and the wire net, foam seals 8 and 8' are inserted into the annular groove, and the seal member is integrated with the wire net. The monolithic holding structure of the catalytic converter is characterized by