JPS6058818U - Two-stage catalytic converter - Google Patents
Two-stage catalytic converterInfo
- Publication number
- JPS6058818U JPS6058818U JP15050783U JP15050783U JPS6058818U JP S6058818 U JPS6058818 U JP S6058818U JP 15050783 U JP15050783 U JP 15050783U JP 15050783 U JP15050783 U JP 15050783U JP S6058818 U JPS6058818 U JP S6058818U
- Authority
- JP
- Japan
- Prior art keywords
- catalytic converter
- annular
- stage catalytic
- inclined portion
- retaining plate
- 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.)
- Granted
Links
Landscapes
- 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。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図イは従来の二段式コンバータの一例の断面図、同
図口は他の従来例の断面図、同図ハは口 ゛図A
−A線の断面図、第2図はこの考案の一実施例の断面図
。第3図は2図B−B線に沿った断面図。第4図は保持
板の部分的拡大側面図。第5図は保持板の変更例の部分
的拡大側面図。
図中、1,1′・・・・・・ケーシング、2a、2a’
・・・・・・排気入口管、2b、2b’・・・・・・出
口管、3゜3′・・・・・・還元用触媒、4,4′・・
・・・・酸化用触媒、5.5′・・・・・・弾性リング
、6,6′・・・・・・保持リング、7,7′・・・・
・・二次空気供給パイプ、8・・・・・・吹口、9・・
・・・・環状通路、16・・・・・・環状保持板、16
a・・・・・・傾斜部。
t7ノ 第1図
第4図Figure 1A is a sectional view of an example of a conventional two-stage converter, the opening in the same figure is a sectional view of another conventional example, and the opening in the figure C is a sectional view of an example of a conventional two-stage converter.
2 is a cross-sectional view taken along line -A, and FIG. 2 is a cross-sectional view of one embodiment of this invention. FIG. 3 is a sectional view taken along line B-B in FIG. 2. FIG. 4 is a partially enlarged side view of the holding plate. FIG. 5 is a partially enlarged side view of a modified example of the holding plate. In the figure, 1, 1'...Casing, 2a, 2a'
...Exhaust inlet pipe, 2b, 2b'...Outlet pipe, 3゜3'...Reduction catalyst, 4,4'...
...Oxidation catalyst, 5.5'...Elastic ring, 6,6'...Retaining ring, 7,7'...
...Secondary air supply pipe, 8...Blowout port, 9...
...Annular passageway, 16...Annular holding plate, 16
a... Slanted part. t7ノ Figure 1 Figure 4
Claims (1)
ーシング1の内部にハニカム形の還元用触媒3と酸化用
触媒4とを所要の間隔をおいて二段に配設するものにお
いて、両触媒3,4が対向する近接端部を弾性リング5
を介してアングル部16bと互にハ字状に近寄る内向き
傾斜部16aからなる環状の保持板16でそれぞれ支持
し、両保持板16の外周には環状通路9を形成すると共
にそれらの接合内周縁または傾斜部に複数の吹口8を設
け、ケーシング1の中央部には環状通路9に通じる二次
空気供給パイプ7を取付けてなる二段式触媒コンバータ
。A honeycomb-shaped reduction catalyst 3 and an oxidation catalyst 4 are arranged in two stages at a required interval inside a cylindrical casing 1 connected between an exhaust inlet pipe 2a and an outlet pipe 2b. , an elastic ring 5 connects the adjacent ends where both catalysts 3 and 4 face each other.
An annular retaining plate 16 consisting of an inwardly inclined portion 16a approaching the angle portion 16b in a V-shape is supported by an annular retaining plate 16, and an annular passage 9 is formed on the outer periphery of both retaining plates 16. A two-stage catalytic converter in which a plurality of blowing ports 8 are provided on the periphery or an inclined portion, and a secondary air supply pipe 7 that communicates with an annular passage 9 is attached to the center of the casing 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15050783U JPS6058818U (en) | 1983-09-30 | 1983-09-30 | Two-stage catalytic converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15050783U JPS6058818U (en) | 1983-09-30 | 1983-09-30 | Two-stage catalytic converter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6058818U true JPS6058818U (en) | 1985-04-24 |
JPH032662Y2 JPH032662Y2 (en) | 1991-01-24 |
Family
ID=30333803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15050783U Granted JPS6058818U (en) | 1983-09-30 | 1983-09-30 | Two-stage catalytic converter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6058818U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0212020U (en) * | 1988-07-05 | 1990-01-25 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52119467A (en) * | 1976-03-04 | 1977-10-06 | Daimler Benz Ag | Double layer bed catalyst |
JPS539915A (en) * | 1976-07-12 | 1978-01-28 | Arvin Ind Inc | Catalytic converter |
JPS5612690A (en) * | 1979-07-13 | 1981-02-07 | Hitachi Ltd | Figure display |
JPS57126516U (en) * | 1981-01-30 | 1982-08-06 |
-
1983
- 1983-09-30 JP JP15050783U patent/JPS6058818U/en active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52119467A (en) * | 1976-03-04 | 1977-10-06 | Daimler Benz Ag | Double layer bed catalyst |
JPS539915A (en) * | 1976-07-12 | 1978-01-28 | Arvin Ind Inc | Catalytic converter |
JPS5612690A (en) * | 1979-07-13 | 1981-02-07 | Hitachi Ltd | Figure display |
JPS57126516U (en) * | 1981-01-30 | 1982-08-06 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0212020U (en) * | 1988-07-05 | 1990-01-25 |
Also Published As
Publication number | Publication date |
---|---|
JPH032662Y2 (en) | 1991-01-24 |
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