JPS6178219U - - Google Patents
Info
- Publication number
- JPS6178219U JPS6178219U JP16415484U JP16415484U JPS6178219U JP S6178219 U JPS6178219 U JP S6178219U JP 16415484 U JP16415484 U JP 16415484U JP 16415484 U JP16415484 U JP 16415484U JP S6178219 U JPS6178219 U JP S6178219U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- catalytic converter
- exhaust gas
- cylindrical body
- expansion chamber
- 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
Links
- 239000003054 catalyst Substances 0.000 claims description 7
- 230000003197 catalytic effect Effects 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１図は本考案の一実施例を示す触媒コンバー
タの構成を説明するための模式図、第２図は筒体
５０の要部構成図、第３図は従来の触媒コンバー
タの構成図、第４図は第３図に示される二次空気
導入管２２の構成説明図である。
３０……触媒コンバータ、３２……シエル、４
６……還元触媒、４８……酸化触媒、５０……筒
体、５２……二次空気導入管、５４……細孔、５
６……吸音材。
FIG. 1 is a schematic diagram for explaining the configuration of a catalytic converter showing an embodiment of the present invention, FIG. 2 is a configuration diagram of main parts of a cylinder 50, FIG. FIG. 4 is an explanatory diagram of the configuration of the secondary air introduction pipe 22 shown in FIG. 3. 30...Catalytic converter, 32...Ciel, 4
6... Reduction catalyst, 48... Oxidation catalyst, 50... Cylindrical body, 52... Secondary air introduction pipe, 54... Pore, 5
6...Sound absorbing material.
Claims (1)
い容器内に還元触媒と酸化触媒とを分けて収納し
て成る触媒コンバータにおいて、前記触媒間に拡
張室を形成し、この拡張室内に還元触媒を通過し
た排気ガスを酸化触媒側へ導く導入路を形成する
と共に、この導入路端を閉塞する筒体を配設し、
この筒体の側壁に容器外の空気を筒体内へ導入す
る二次空気導入管を配設すると共に、筒体内の排
気ガスを拡張室内へ拡散させる細孔群を穿設して
成ることを特徴とする触媒コンバータ。 (2) 前記筒体内には吸音材が充填してあること
を特徴とする実用新案登録請求の範囲第１項記載
の触媒コンバータ。[Scope of Claim for Utility Model Registration] (1) In a catalytic converter in which a reduction catalyst and an oxidation catalyst are housed separately in a container whose passage cross-sectional area for exhaust gas is larger than that of an exhaust pipe, an expansion chamber is provided between the catalysts. forming an introduction path for guiding the exhaust gas that has passed through the reduction catalyst to the oxidation catalyst side in the expanded chamber, and arranging a cylindrical body that closes the end of this introduction path;
A secondary air introduction pipe for introducing air outside the container into the cylinder is arranged on the side wall of the cylinder, and a group of pores are bored for diffusing the exhaust gas inside the cylinder into the expansion chamber. catalytic converter. (2) The catalytic converter according to claim 1, wherein the cylindrical body is filled with a sound absorbing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16415484U JPS6178219U (en) | 1984-10-30 | 1984-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16415484U JPS6178219U (en) | 1984-10-30 | 1984-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6178219U true JPS6178219U (en) | 1986-05-26 |
Family
ID=30722018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16415484U Pending JPS6178219U (en) | 1984-10-30 | 1984-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6178219U (en) |
-
1984
- 1984-10-30 JP JP16415484U patent/JPS6178219U/ja active Pending