JPS63134124U - - Google Patents
Info
- Publication number
- JPS63134124U JPS63134124U JP2565687U JP2565687U JPS63134124U JP S63134124 U JPS63134124 U JP S63134124U JP 2565687 U JP2565687 U JP 2565687U JP 2565687 U JP2565687 U JP 2565687U JP S63134124 U JPS63134124 U JP S63134124U
- Authority
- JP
- Japan
- Prior art keywords
- cooling
- cylinder
- catalyst
- water jacket
- cylinder block
- 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
- 239000003054 catalyst Substances 0.000 claims description 9
- 239000000498 cooling water Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims 4
- 238000005192 partition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Exhaust Gas After Treatment (AREA)
Description
第1図は本考案の第1実施例に係る内燃機関の
シリンダブロツク構造の断面図、第2図は第1図
の部分拡大断面図、第3図は第1図の装置におけ
るシリンダ冷却用ウオータジヤケツト下流の冷却
水温と制御バルブの開度との関係を示した関係図
、第4図は本考案の第2実施例に係る内燃機関の
シリンダブロツク構造の断面図、第5図は第4図
の部分拡大断面図、第6図は第4図の装置におい
て触媒冷却用ウオータジヤケツトに隔壁が形成さ
れない場合の断面図、である。
1……シリンダブロツク、3……シリンダ冷却
用ウオータジヤケツト、6,23,24……触媒
室、7,27……触媒冷却用ウオータジヤケツト
、8……通路、9……冷却水流量調整手段、10
……ECU(電子制御装置)、11……水温セン
サ、14,25,26……触媒、28……隔壁。
FIG. 1 is a sectional view of a cylinder block structure of an internal combustion engine according to a first embodiment of the present invention, FIG. 2 is a partially enlarged sectional view of FIG. 1, and FIG. 3 is a cylinder cooling water in the device of FIG. 1. A relationship diagram showing the relationship between the cooling water temperature downstream of the jacket and the opening degree of the control valve, FIG. 4 is a sectional view of the cylinder block structure of an internal combustion engine according to the second embodiment of the present invention, and FIG. FIG. 6 is a partially enlarged cross-sectional view of the apparatus shown in FIG. 4, in which no partition wall is formed in the catalyst cooling water jacket. 1... Cylinder block, 3... Cylinder cooling water jacket, 6, 23, 24... Catalyst chamber, 7, 27... Catalyst cooling water jacket, 8... Passage, 9... Cooling water flow rate adjustment means, 10
... ECU (electronic control unit), 11 ... water temperature sensor, 14, 25, 26 ... catalyst, 28 ... partition wall.
Claims (1)
を通し、該排気ガス通路のシリンダブロツク内部
分に触媒を収納した触媒室を形成し、該触媒室の
周囲に、シリンダを冷却するシリンダ冷却用ウオ
ータジヤケツトと連通する触媒冷却用ウオータジ
ヤケツトを設け、該触媒冷却用ウオータジヤケツ
トとシリンダ冷却用ウオータジヤケツトとを連通
する通路に、機関の暖機時初期には閉とされ冷却
水温が上昇するにつれて開度が大とされる冷却水
流量調整手段を設けたことを特徴とする内燃機関
のシリンダブロツク構造。 An exhaust gas passage is passed through the cylinder block of an internal combustion engine, a catalyst chamber containing a catalyst is formed in the internal portion of the cylinder block of the exhaust gas passage, and a cylinder cooling water jacket is provided around the catalyst chamber to cool the cylinder. A water jacket for cooling the catalyst is provided in communication with the water jacket for cooling the cylinder, and a passage that communicates the water jacket for cooling the catalyst with the water jacket for cooling the cylinder is closed at the beginning of engine warm-up and closed as the cooling water temperature rises. A cylinder block structure for an internal combustion engine characterized by providing a cooling water flow rate adjusting means with a large opening.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987025656U JPH0720332Y2 (en) | 1987-02-25 | 1987-02-25 | Cylinder block structure of internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987025656U JPH0720332Y2 (en) | 1987-02-25 | 1987-02-25 | Cylinder block structure of internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63134124U true JPS63134124U (en) | 1988-09-02 |
JPH0720332Y2 JPH0720332Y2 (en) | 1995-05-15 |
Family
ID=30826016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987025656U Expired - Lifetime JPH0720332Y2 (en) | 1987-02-25 | 1987-02-25 | Cylinder block structure of internal combustion engine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0720332Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009216028A (en) * | 2008-03-12 | 2009-09-24 | Toyota Motor Corp | Cooling device for internal combustion engine |
JP2021085360A (en) * | 2019-11-27 | 2021-06-03 | スズキ株式会社 | Cooling device for engine |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS498613A (en) * | 1972-04-10 | 1974-01-25 | ||
JPS61116118U (en) * | 1984-12-29 | 1986-07-22 |
-
1987
- 1987-02-25 JP JP1987025656U patent/JPH0720332Y2/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS498613A (en) * | 1972-04-10 | 1974-01-25 | ||
JPS61116118U (en) * | 1984-12-29 | 1986-07-22 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009216028A (en) * | 2008-03-12 | 2009-09-24 | Toyota Motor Corp | Cooling device for internal combustion engine |
JP2021085360A (en) * | 2019-11-27 | 2021-06-03 | スズキ株式会社 | Cooling device for engine |
Also Published As
Publication number | Publication date |
---|---|
JPH0720332Y2 (en) | 1995-05-15 |
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