JPH02127727U - - Google Patents
Info
- Publication number
- JPH02127727U JPH02127727U JP3764989U JP3764989U JPH02127727U JP H02127727 U JPH02127727 U JP H02127727U JP 3764989 U JP3764989 U JP 3764989U JP 3764989 U JP3764989 U JP 3764989U JP H02127727 U JPH02127727 U JP H02127727U
- Authority
- JP
- Japan
- Prior art keywords
- secondary air
- catalytic
- catalytic converter
- supply pipe
- air supply
- 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
- 230000003197 catalytic effect Effects 0.000 claims description 11
- 239000003054 catalyst Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Description
第１〜３図はこの考案の実施例を示し、第１図
は触媒コンバータの概略縦断面図、第２図は第１
図の−線による触媒コンバータの拡大横断面
図、第３図は内燃機関の概略説明図である。第４
図は従来の触媒コンバータを示す概略縦断面図で
ある。
図において、２は内燃機関、４はエアクリーナ
、６は気化器、８は吸気マニホルド、１０は吸気
通路、１２は排気マニホルド、１４は排気通路、
１６は吸気ポート、１８は吸気弁、２０は燃焼室
、２２は排気弁、２６は排気管、２８は触媒コン
バータ、３０は触媒用ケース、３２は収容部、３
４は触媒体、３６は抱持部、３８はサポータ、４
０は２次空気供給管、４２は平板、４４は波板、
４６はストツパである。
Figures 1 to 3 show examples of this invention, with Figure 1 being a schematic vertical cross-sectional view of the catalytic converter, and Figure 2 being the first embodiment of the catalytic converter.
FIG. 3 is an enlarged cross-sectional view of the catalytic converter taken along the - line in the figure, and is a schematic explanatory diagram of the internal combustion engine. Fourth
The figure is a schematic longitudinal sectional view showing a conventional catalytic converter. In the figure, 2 is an internal combustion engine, 4 is an air cleaner, 6 is a carburetor, 8 is an intake manifold, 10 is an intake passage, 12 is an exhaust manifold, 14 is an exhaust passage,
16 is an intake port, 18 is an intake valve, 20 is a combustion chamber, 22 is an exhaust valve, 26 is an exhaust pipe, 28 is a catalytic converter, 30 is a catalyst case, 32 is a housing part, 3
4 is a catalyst body, 36 is a holding part, 38 is a supporter, 4
0 is a secondary air supply pipe, 42 is a flat plate, 44 is a corrugated plate,
46 is a stopper.
Claims (1)
直列状態に離間させて内包した触媒コンバータに
おいて、この触媒コンバータの２個の触媒体中心
を貫通する２次空気供給管を設け、前記２個の触
媒体間の２次空気供給管の外周部位に２次空気を
前記触媒ケース内に均一に供給する孔部を複数個
設け、前記２次空気供給管の下流側端部を閉塞し
て設けるとともに２次空気供給管外周部位には２
個の触媒体の移動を夫々防止するストツパを設け
たことを特徴とする触媒コンバータ。 In a catalytic converter in which two catalytic bodies are housed in a catalytic case separated in series via an intervening body, a secondary air supply pipe is provided that penetrates the center of the two catalytic bodies of this catalytic converter, A plurality of holes are provided on the outer periphery of the secondary air supply pipe between the catalyst bodies to uniformly supply secondary air into the catalyst case, and the downstream end of the secondary air supply pipe is closed. In addition, there are 2
A catalytic converter characterized in that a stopper is provided to prevent movement of each catalyst body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3764989U JPH02127727U (en) | 1989-03-31 | 1989-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3764989U JPH02127727U (en) | 1989-03-31 | 1989-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02127727U true JPH02127727U (en) | 1990-10-22 |
Family
ID=31544954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3764989U Pending JPH02127727U (en) | 1989-03-31 | 1989-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02127727U (en) |
-
1989
- 1989-03-31 JP JP3764989U patent/JPH02127727U/ja active Pending