JPS59208119A - 触媒コンバ−タ - Google Patents

触媒コンバ−タ

Info

Publication number
JPS59208119A
JPS59208119A JP58083905A JP8390583A JPS59208119A JP S59208119 A JPS59208119 A JP S59208119A JP 58083905 A JP58083905 A JP 58083905A JP 8390583 A JP8390583 A JP 8390583A JP S59208119 A JPS59208119 A JP S59208119A
Authority
JP
Japan
Prior art keywords
mating surfaces
cases
split
case
catalytic converter
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
Application number
JP58083905A
Other languages
English (en)
Inventor
Osamu Yokokoji
修 横小路
Masuo Fukuda
福田　益男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sankei Giken Kogyo Co Ltd
Original Assignee
Sankei Giken Kogyo Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sankei Giken Kogyo Co Ltd filed Critical Sankei Giken Kogyo Co Ltd
Priority to JP58083905A priority Critical patent/JPS59208119A/ja
Publication of JPS59208119A publication Critical patent/JPS59208119A/ja
Priority to US07/225,567 priority patent/US4925634A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2853—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1888—Construction facilitating manufacture, assembly, or disassembly the housing of the assembly consisting of two or more parts, e.g. two half-shells
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2853—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing
    • F01N3/2857—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing the mats or gaskets being at least partially made of intumescent material, e.g. unexpanded vermiculite
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
    • F01N3/2853—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing
    • F01N3/2867—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration using mats or gaskets between catalyst body and housing the mats or gaskets being placed at the front or end face of catalyst body
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/06—Ceramic, e.g. monoliths
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2350/00—Arrangements for fitting catalyst support or particle filter element in the housing
    • F01N2350/02—Fitting ceramic monoliths in a metallic housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/02—Fitting monolithic blocks into the housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/22—Methods or apparatus for fitting, inserting or repairing different elements by welding or brazing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/10—Tubes having non-circular cross section
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)

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。

Description

【発明の詳細な説明】 本発明は内燃機関用触媒コンバータ特に／＼ニカム触奴
担体を用いたモノリス型触媒コン／ヘータに関する。
この種の触媒コンへ−夕は、ステンレススチールメンシ
ュで成形した保持部材または発泡マット（例えば米国３
Ｍ社製の商品名インクラムマットと呼ばれるセラミンク
ウール）で触媒担体をくるみ、半径方向に二分割したケ
ースに端部シール部材ど共に収容してその割型ケースを
突き合せ面で溶接して一体結合する（特開昭５７−２１
２３１９号、同５Ｂ−２４１２号公報参照）。
一方ハニカム触媒担体は、５ｉ０２　・Ａｎ、０３・Ｍ
ｇＯを主成分とする一体燃成品であって、耐衝撃性に欠
は脆く破損し易い。また仕」−り」“法精度が非常にラ
フである。例えば直径６５ｍｍの円形担体においての寸
法直径のバラツキは２ｍｍ強、短径６５ｍｍＸ長径１３
０ｍｍの長円形相体においては短長径のバラツキ各４．
ｍｍ強である。
従って突き合せ面で締め代が一定している従来の割型ケ
ースに装填する場合、大寸法担体に対しては締め荷重が
過大になって担体を破損し、小寸法担体の場合は締め荷
重が不足して緩保打装填となり、振動により破損するお
それがある。従って触媒コンバータとしての機能を十分
に発揮し得ない欠点かある。
そのために、担体側々の寸法を測り、保形部材・７−ル
材を増減して上記の一定の締め荷重が、何れの担体に対
しても過不足なく適正に印加されるような組立工数を必
要とし、量産に支障がある。
本発明は、」、記の問題点を解決することを目的とする
もので、触媒担体を保形部材・シーＪし材を添えて収容
すべき半割型ケースの合せ面を内外嵌合面とし、予め設
定した一定荷重を割型ケースに加えた状態において、割
型ケースを溶着したことを要旨とするものである。
上記の構成にすると　触媒担体に対する最大荷重（破壊
荷重）、保形部材・シール材に対する最適荷重を予め実
測により設定して定荷重とすることによって、前記の寸
法バラツキは割型ケースの嵌り込み深さによって吸収調
整され、担体を破壊させず目、つ充分にシールされた品
質の揃った製品が常に得られることになる。
従って前記のように、製造に当り個々について締め代を
判断する工程を要しないで品質が一定する。またすべて
適正な緊締荷重で構成されているから、自動車・オート
バイに適用した場合実走後においても安定した品質が得
られ、耐久性がある。
図面に示す実施例について説明すると、ｉｆ図はエンジ
ンの排気系ｌに触媒コン／へ一部２を接続した例、第２
図は触媒コンバータ２の一部截断正面図で２ａ・２ｂは
半割型ケースで、その合せ面は第３図２０・２ｄのよう
に内外嵌合させる。ｄはその外側合せ面２ｃの内側段部
と内側合一；を面２ｄの端辺との間の締め代、３はハニ
カム触媒、４は保形部材、５はシール部材、６は溶接個
所である。
ケース２ａ・２ｂに予め設定された一定荷重を加えると
、内容物３・４・５に若干の大きさ誤差があっても、そ
の誤差は合せ面２ｃ・２ｄの嵌り込み深さで吸収され、
内容物には一定締め付は荷重か印加される。その状態を
保持したままケース２ａ・２ｂをその合せ面で溶接６す
る。
第４図のように外側合せ面２Ｃと一体に耳２ｅを設け、
例えば防護網等のインシュレータ７を取伺けることもあ
る。
第１〜４図は横断面長円形とし、そのケース２ａ・２ｂ
の両端部を絞って損気管との接続部２ｆを構成した例で
ある。
第５・６図の例はオートバイ用排気系に本発明を実施す
るのに適する構成を例示する。割型ケース２０ａ・２０
ｂを半円筒形とし、その両端にそのケースの外面径より
も大径の取付用短筒８を形成し、その短筒８の嵌合する
内径の外筒９に割型ケース２０ａＩ＋２０ｂを外筒との
間に間隙１３をおいて納め、短筒８を外筒９に溶接１４
等の手段で固着したものである。
オートパイの場合は軍全体の設計、外観上からの１１ノ
］約で、消音器の中に触媒コンへ−夕を組込むのが７１
通である。第５・６図はその趣旨で構成されたもので、
９は消音器、８・８は仕切板、１３・１３ａ・１３ｂは
膨張室（消音室）に相当し、その中央の消音室１３の中
に触媒コンへ−夕を上記のように組込み、外筒の表面焼
け・熱害・耐性等を考慮した構成である。
第７図は前記の内向きフランジ８ａと触媒担体３の端面
との間にクッション材１２を挾んだ実施例である。
【図面の簡単な説明】
第１図は触媒コンバータを用いた排気系の説明図、第２
図は本発明触媒コンバータの一部截断正面図、第３図は
横断面図、第４図は他の実施形の横断面図、第５図は他
の実施例の縦断面図、第６図はその横断面図、第７図は
その変形例の一部を表す断面図。 ２ａ拳２ｂ、２０ａ−２０ｂは割型ケース、２Ｃ・２ｄ
はその合せ面、３は触媒コンバータ、４は保形部材、５
はシール材、８は取付用短筒、９は外筒。 特　許　出　願　人　三恵技研工業株式会社第５図　　
　第６図 第７図 第２図

Claims (1)

  1. 【特許請求の範囲】 １　、　゛ｌ’径力向方向分割した割型ケースの合せ面
    を内外嵌合面とし、触媒担体に保形部材・シール旧を汐
    わせて収容し、割型ケースに一定荷重を加えた状態にお
    いてその合せ面で割型ケースを溶接して−・体結合した
    触媒コンバータ。 ２、半径方向に二分割した割型ケースの合せ面を内外嵌
    合面とし、触媒担体に保形部材・シール材を添わせて収
    容し、割型ケースに一定荷重を加えた状７Ｅ’、におい
    てその合せ面で割型ケースを溶接して一体結合し、上記
    割型ケースの両端部にそのケースの外径よりも大径の取
    付用短筒を形成し、その知油を外筒に嵌合させて固着し
    、外筒とケースとの間に空間を形成した触媒コンバータ
    。
JP58083905A 1983-05-13 1983-05-13 触媒コンバ−タ Pending JPS59208119A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58083905A JPS59208119A (ja) 1983-05-13 1983-05-13 触媒コンバ−タ
US07/225,567 US4925634A (en) 1983-05-13 1988-07-25 Catalytic converter for use with internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58083905A JPS59208119A (ja) 1983-05-13 1983-05-13 触媒コンバ−タ

Publications (1)

Publication Number Publication Date
JPS59208119A true JPS59208119A (ja) 1984-11-26

Family

ID=13815632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58083905A Pending JPS59208119A (ja) 1983-05-13 1983-05-13 触媒コンバ−タ

Country Status (2)

Country Link
US (1) US4925634A (ja)
JP (1) JPS59208119A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63119819U (ja) * 1987-01-28 1988-08-03
CN102953788A (zh) * 2011-08-09 2013-03-06 铃木株式会社 内燃机的排气管结构

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Publication number Priority date Publication date Assignee Title
JP2599612B2 (ja) * 1988-03-23 1997-04-09 臼井国際産業株式会社 排気ガス浄化用触媒を担持するための金属製担持母体
US5082479A (en) * 1990-07-16 1992-01-21 Cummins Engine Company, Inc. Diesel particulate trap mounting system
US5281399A (en) * 1990-12-20 1994-01-25 Corning Incorporated Refractory body assembly
EP0494049B1 (de) * 1991-01-03 1994-08-10 Scambia Industrial Developments Aktiengesellschaft Katalysator und Verfahren zur Herstellung eines Katalysators
US5376341A (en) * 1992-07-24 1994-12-27 Corning Incorporated Catalytic converter for motorcycles
CA2131247C (en) * 1993-09-03 1998-07-07 Minoru Machida Ceramic honeycomb catalytic converter
DE69712149T2 (de) * 1996-10-15 2003-03-13 Corning Inc., Corning Verfahren zur Herstellung eines Katalysators einer Brennkraftmaschine
EP0856646A1 (en) * 1997-02-03 1998-08-05 Corning Incorporated Method of making a catalytic converter for use in an internal combustion engine
EP0859133B1 (en) 1997-02-12 2003-09-03 Corning Incorporated Method of making a catalytic converter for use in an internal combustion engine
EP2246058A1 (en) * 1997-09-04 2010-11-03 Novoneuron, Inc. Noribogaine in the treatment of pain and drug addiction
WO2000037781A1 (en) 1998-12-18 2000-06-29 Corning Incorporated A catalytic converter for use in an internal combustion engine and a method of making
US6317976B1 (en) 1998-12-28 2001-11-20 Corning Incorporated Method of making a catalytic converter for use in an internal combustion engine
JP3821975B2 (ja) 1999-01-14 2006-09-13 日本碍子株式会社 セラミックハニカム構造体を有するガス流路
EP1074703A1 (de) * 1999-08-04 2001-02-07 J. Eberspächer GmbH & Co. Verfahren zur Herstellung eines Katalysators, insbesondere Vorfertigung eines Katalysatormantels bzw. -rohrs in Modulbauweise sowie hiernach gefertigtes Rohr
ES2294657T3 (es) * 2004-08-25 2008-04-01 Calsonic Kansei Corporation Cuerpo principal de estructura para silenciador.
JP4545643B2 (ja) * 2004-08-25 2010-09-15 カルソニックカンセイ株式会社 マフラー用シェル
DE102011120440A1 (de) * 2011-12-07 2013-06-13 Daimler Ag Verfahren zum Herstellen eines Abdeckelements zum Abdecken von Isoliermaterial an einem Abgasrohr
DE102014221828A1 (de) * 2014-10-27 2016-04-28 Eberspächer Exhaust Technology GmbH & Co. KG Abgasbehandlungsanordnung, insbesondere für einen Abgasströmungsweg einer Brennkraftmaschine und Verfahren zur Herstellung einer Abgasbehandlungsanordnung

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5848916B2 (ja) * 1977-02-01 1983-10-31 郵政省電波研究所長 音声伝送処理方式

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