JPH0475129U

JPH0475129U -

Info

Publication number: JPH0475129U
Application number: JP11779890U
Authority: JP
Priority date: 1990-11-09
Filing date: 1990-11-09
Publication date: 1992-06-30

Description

[Brief explanation of drawings]

第１図ないし第５図は本考案の第１実施例を示
し、第１図はエンジン回りの冷却水配管を示す概
略側面図、第２図はラジエータの正面図、第３図
は第１図の円部の詳細断面図、第４図および第
５図は弁の作用を説明する断面図である。第６図
ないし第９図は本考案の第２実施例を示し、第６
図はエンジン回りの冷却水配管を示す概略側面図
、第７図ないし第９図は便の作用を説明する断面
図である。第１０図ないし第１３図は本考案の第
２実施例を示し、第１０図はエンジン回りの冷却
水配管を示す概略側面図、第１１図ないし第１３
図は弁の作用を説明する断面図である。第６図な
いし第９図は本考案の第２実施例を示し、第６図
はエンジン回りの冷却水配管を示す概略側面図、
第７図ないし第９図は便の作用を説明する断面図
である。第１４図ないしは第１８図は本考案の第
３実施例を示し、第１４図はエンジン回りの冷却
水配管を示す概略側面図、第１５図はラジエータ
の正面図、第１６図ないし第１８図はラに示すよ
うに、組み付けられた弁の作用を説明する断面図
である。第１９図ないし第２１図は本考案の第４
実施例を示し、第１９図はエンジン回りの冷却水
配管を示す概略側面図、第２０図はラジエータの
正面図、第２１図はラジエータの下部の詳細拡大
図である。１……エンジン、１ａ……シリンダ、２……冷
却水ポンプ、５……ラジエータ、７……バイパス
通路、８……分岐部、１０……弁、１４……弁本
体、１９……主弁プレート、２０……副弁プレー
ト、２５……分岐部、３０……サーモスタツト弁
、３１……ポンプケーシング、３６……弁本体、
４０……サーモスタツト弁、４１……バイパス通
路、４２……ラジエータ、４８……弁本体。 Figures 1 to 5 show a first embodiment of the present invention, with Figure 1 being a schematic side view showing the cooling water piping around the engine, Figure 2 being a front view of the radiator, and Figure 3 being the same as Figure 1. 4 and 5 are cross-sectional views for explaining the operation of the valve. 6 to 9 show a second embodiment of the present invention;
The figure is a schematic side view showing the cooling water piping around the engine, and FIGS. 7 to 9 are cross-sectional views illustrating the action of feces. 10 to 13 show a second embodiment of the present invention, FIG. 10 is a schematic side view showing cooling water piping around the engine, and FIGS. 11 to 13 show a second embodiment of the present invention.
The figure is a sectional view illustrating the function of the valve. 6 to 9 show a second embodiment of the present invention, and FIG. 6 is a schematic side view showing cooling water piping around the engine;
FIGS. 7 to 9 are cross-sectional views illustrating the action of feces. 14 to 18 show a third embodiment of the present invention, FIG. 14 is a schematic side view showing the cooling water piping around the engine, FIG. 15 is a front view of the radiator, and FIGS. 16 to 18 FIG. 2 is a sectional view illustrating the operation of the assembled valve as shown in FIG. Figures 19 to 21 are the fourth part of the present invention.
19 is a schematic side view showing the cooling water piping around the engine, FIG. 20 is a front view of the radiator, and FIG. 21 is a detailed enlarged view of the lower part of the radiator. DESCRIPTION OF SYMBOLS 1... Engine, 1a... Cylinder, 2... Cooling water pump, 5... Radiator, 7... Bypass passage, 8... Branch, 10... Valve, 14... Valve body, 19... Main valve Plate, 20... Sub-valve plate, 25... Branch, 30... Thermostatic valve, 31... Pump casing, 36... Valve body,
40...Thermostat valve, 41...Bypass passage, 42...Radiator, 48...Valve body.

Claims

[Scope of Claim for Utility Model Registration] (1) A cooling structure for a water-cooled motorcycle engine in which the engine is cooled by forcibly circulating cooling water between the engine and the radiator using a cooling water pump, Install a bypass passage in parallel with the radiator,
A cooling structure for a water-cooled engine for a motorcycle, characterized in that a thermostat valve is provided at a branch part of the bypass passage. (2) The cooling structure for a water-cooled engine for a motorcycle according to claim 1, wherein the thermostat valve is integrally provided with the radiator. (3) The cooling structure for a water-cooled engine for a motorcycle according to claim 1, wherein the thermostat valve is integrally provided with the cooling water pump.