JPH0454936U

JPH0454936U -

Info

Publication number: JPH0454936U
Application number: JP9732190U
Authority: JP
Priority date: 1990-09-17
Filing date: 1990-09-17
Publication date: 1992-05-12

Description

[Brief explanation of drawings]

第１〜６図は本考案の一実施例としての密閉式
ラジエータ冷却装置を示すもので、第１図はその
一部を断面で示すラジエータ冷却装置の側視図、
第２図は第１図の部を拡大した要部の断面図、
第３図はその作用を説明するための要部拡大断面
図、第４図ａ〜ｃはそれぞれのリング状整流部材
を示す部分断面図、第５図はそのリング状整流部
材の他の取付構造例を示す正面図、第６図は第５
図の−線矢視による側視図であり、第７，８
図は従来の密閉式ラジエータ冷却装置を示すもの
で、第７図はその一部を断面で示す側視図、第８
図はその乱流発生状態を説明する図（第７図の
部拡大断面図）である。１……ラジエータ、２……フアン、３……エン
ジンの回転部、４……ラジエータシユラウド、５
……フアンシユラウド、６……シユラウドシール
、７……取付片、８……リング状整流部材として
のサクシヨンリング、８ａ……サクシヨンリング
肉厚部、８ｂ……サクシヨンリング肉薄部、８ｃ
……サクシヨンリングのリング面、８ｄ……サク
シヨンリング中空部、９……フアンとフアンシユ
ラウドとの隙間、１０……クロスステー、Ａ……
強制冷却通路、ａ……主冷却空気流、ｂ……侵入
空気流（逆方向空気流）、ｃ……乱流、ｄ……整
流された空気流。 1 to 6 show a closed type radiator cooling device as an embodiment of the present invention, and FIG. 1 is a side view of the radiator cooling device showing a part of it in cross section;
Figure 2 is an enlarged cross-sectional view of the main part of Figure 1;
Fig. 3 is an enlarged sectional view of the main part to explain its function, Fig. 4 a to c are partial sectional views showing each ring-shaped rectifying member, and Fig. 5 is another mounting structure of the ring-shaped rectifying member. Front view showing an example, Figure 6 is the 5th
It is a side view as seen from the - line arrow in the figure, and is a 7th and 8th side view.
The figures show a conventional closed-type radiator cooling system. Fig. 7 is a side view showing a part of it in cross section,
The figure is a diagram (an enlarged cross-sectional view of a portion of FIG. 7) for explaining the state in which turbulence occurs. 1...Radiator, 2...Fan, 3...Rotating part of engine, 4...Radiator shroud, 5
...Fan shroud, 6... Shroud seal, 7... Mounting piece, 8... Suction ring as a ring-shaped rectifying member, 8a... Thick part of suction ring, 8b... Thin part of suction ring, 8c
...Ring surface of suction ring, 8d...Hollow part of suction ring, 9...Gap between fan and fan shaft, 10...Cross stay, A...
Forced cooling passage, a... Main cooling air flow, b... Intrusion air flow (reverse air flow), c... Turbulent flow, d... Rectified air flow.

Claims

[Scope of utility model registration request]

The radiator is equipped with a radiator for cooling engine cooling water and a fan for forced cooling of the radiator, and is attached to the radiator to form a closed forced cooling passage between the radiator and the fan. radiator shroud and
A closed type radiator cooling device comprising: a fan shroud provided with a required gap from the outside of the fan; and a flexible shroud seal connecting the radiator shroud and the fan shroud. , wherein a ring-shaped rectifying member is provided in the forced cooling passage to rectify the flow of air entering the forced cooling passage through a gap formed between the fan and the fan shroud. type radiator cooling system.