JPH0454937U

JPH0454937U -

Info

Publication number: JPH0454937U
Application number: JP9732290U
Authority: JP
Priority date: 1990-09-17
Filing date: 1990-09-17
Publication date: 1992-05-12

Description

[Brief explanation of the drawing]

第１〜３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１図の部拡大断面図）であり、第４，５
図は従来の密閉式ラジエータ冷却装置を示すもの
で、第４図はその一部を断面で示す側視図、第５
図はその乱流発生状態を説明する図（第４図のＶ
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、９……フアン
とフアンシユラウドとの隙間、１０……フアンシ
ユラウドの取付部、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 3 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 partially shown 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 (an enlarged sectional view of the part of FIG. 1) for explaining the action, and
The figures show a conventional closed-type radiator cooling device.
The figure is a diagram explaining the state of turbulent flow (V in Figure 4).
FIG. 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, 9 ... Gap between fan and fan shroud, 10 ... Mounting part of fan shroud, 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
In 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. , a ring-shaped rectifying member that rectifies the flow of air entering the forced cooling passage through a gap formed between the fan and the fan shroud is provided in the forced cooling passage by being attached to the fan shroud; A closed radiator cooling device featuring: