JPH01162018U - - Google Patents
Info
- Publication number
- JPH01162018U JPH01162018U JP5880488U JP5880488U JPH01162018U JP H01162018 U JPH01162018 U JP H01162018U JP 5880488 U JP5880488 U JP 5880488U JP 5880488 U JP5880488 U JP 5880488U JP H01162018 U JPH01162018 U JP H01162018U
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- holding member
- holding
- catalyst device
- erosion prevention
- 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 14
- 230000003628 erosive effect Effects 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 2
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１〜３図はこの考案の第１実施例を示し、第
１図は触媒装置を備えた内燃機関及び吸排気系の
概略図、第２図は触媒体と保持部材と浸食防止体
との組付け状態を示す説明図、第３図は触媒装置
の断面図である。第４，５図はこの考案の第２実
施例を示し、第４図は触媒装置の正面図、第５図
は触媒装置の断面図である。第６，７図はこの考
案の他の実施例を示し、触媒装置の断面図である
。第８，９図は従来の触媒装置を示し、第８図は
保持部材の端部が排気流に晒される状態の説明図
、第９図はクラムシエル型の触媒用ケースの熱変
形状態の説明図である。
図において、２は内燃機関、８は吸気マニホル
ド、１２は排気マニホルド、２４は排気管、２６
は触媒装置、２８は触媒体、３０は保持部材、３
０―１は第１端部、３０―２は第２端部、３２―
１は第１浸食防止体、３２―２は第２浸食防止体
、そして３４は触媒用ケースである。
Figures 1 to 3 show the first embodiment of this invention, Figure 1 is a schematic diagram of an internal combustion engine equipped with a catalyst device and an intake/exhaust system, and Figure 2 is a diagram of a catalyst body, a holding member, and an erosion prevention body. FIG. 3 is an explanatory diagram showing an assembled state, and FIG. 3 is a sectional view of the catalyst device. 4 and 5 show a second embodiment of this invention, FIG. 4 being a front view of the catalyst device, and FIG. 5 being a sectional view of the catalyst device. Figures 6 and 7 show other embodiments of this invention, and are sectional views of the catalyst device. Figures 8 and 9 show a conventional catalyst device, Figure 8 is an explanatory diagram of the state where the end of the holding member is exposed to the exhaust flow, and Figure 9 is an explanatory diagram of the state of thermal deformation of the clam shell type catalyst case. It is. In the figure, 2 is an internal combustion engine, 8 is an intake manifold, 12 is an exhaust manifold, 24 is an exhaust pipe, 26
28 is a catalyst device; 30 is a holding member; 3
0-1 is the first end, 30-2 is the second end, 32-
1 is a first erosion prevention body, 32-2 is a second erosion prevention body, and 34 is a catalyst case.
Claims (1)
ケースに前記触媒体を保持する触媒保持構造にお
いて、前記保持部材の端部を被覆する浸食防止体
を設けたことを特徴とする触媒保持構造。 A catalyst holding structure for holding the catalyst body in a catalyst case via a holding member encapsulated on the outer surface of the catalyst body, characterized in that an erosion prevention body is provided to cover an end portion of the holding member. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5880488U JPH01162018U (en) | 1988-04-30 | 1988-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5880488U JPH01162018U (en) | 1988-04-30 | 1988-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01162018U true JPH01162018U (en) | 1989-11-10 |
Family
ID=31284601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5880488U Pending JPH01162018U (en) | 1988-04-30 | 1988-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162018U (en) |
-
1988
- 1988-04-30 JP JP5880488U patent/JPH01162018U/ja active Pending
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