JPH0387921U

JPH0387921U -

Info

Publication number: JPH0387921U
Application number: JP14901589U
Authority: JP
Priority date: 1989-12-25
Filing date: 1989-12-25
Publication date: 1991-09-09

Description

[Brief explanation of the drawing]

第１図は本考案熱交換装置の一実施例を示す概
略斜視図、第２図は第１図のＡ−Ａ断面矢視図、
第３図は他の実施例における第１図Ｂ−Ｂ断面相
当矢視図、第４図は従来の熱交換装置の一例を具
備したエンジンの一例を示す側面図、第５図は従
来の熱交換装置の他の例における要部拡大断面図
、第６図は従来の熱交換装置の更に他の例を具備
したエンジンの一例を示す側面図、第７図は第６
図の熱交換装置の要部を示す一部縦断斜視図であ
る。１……エンジン、２……シリンダヘツド、３…
…排気マニホールド、４，４ａ……排気管、１３
……排気ポート、１３ａ……排気ポート開口端、
２１……熱交換器、２２……クリツプ、２３……
ボルト、２４……上型、２６……下型、２７……
凹部、２８……突出部、２９……冷却水還流路、
３２……冷却水流入口、３３……冷却水流出口、
３４，３５……冷却水パイプ、３６，３８……空
間。 FIG. 1 is a schematic perspective view showing an embodiment of the heat exchange device of the present invention, FIG. 2 is a cross-sectional view taken along line A-A in FIG.
FIG. 3 is a cross-sectional view taken along line B-B in FIG. 1 in another embodiment, FIG. 4 is a side view showing an example of an engine equipped with an example of a conventional heat exchanger, and FIG. 5 is a conventional heat exchanger. FIG. 6 is a side view showing an example of an engine equipped with still another example of the conventional heat exchange device; FIG.
FIG. 2 is a partially vertical perspective view showing the main parts of the heat exchange device shown in the figure. 1...Engine, 2...Cylinder head, 3...
...Exhaust manifold, 4, 4a...Exhaust pipe, 13
...Exhaust port, 13a...Exhaust port opening end,
21... Heat exchanger, 22... Clip, 23...
Bolt, 24... Upper die, 26... Lower die, 27...
Recessed portion, 28... Protrusion, 29... Cooling water return path,
32...Cooling water inlet, 33...Cooling water outlet,
34, 35... Cooling water pipe, 36, 38... Space.

Claims

[Scope of utility model registration request]

A heat exchanger for an engine comprising a thin heat exchanger having a cooling water passage inside mounted on an exhaust manifold leading to an exhaust port of the engine.