JPH02122571U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図面は、本考案に係る車両用発電機における整
流装置の構造の実施例を示したものであつて、第
１図は車両用発電機の断面図、第２図Ａ，Ｂは各
冷却板の平面図、第３図は冷却作用説明図、第４
図から第６図はそれぞれ第二実施例から第四実施
例における冷却作用説明図、第７図Ａ，Ｂは第五
実施例の各冷却板の平面図、第８図はその冷却作
用説明図、第９図から第１１図はそれぞれ第六実
施例から第八実施例における冷却作用説明図、第
１２図、第１３図は円弧状、長孔状の冷却フイン
が形成された冷却板の平面図である。 図中、１は車両用発電機、９は整流装置、１０
，１１は冷却板、１４は冷却フイン、１５，１６
はダイオードである。 The drawings show an embodiment of the structure of the rectifier in the vehicle generator according to the present invention, in which FIG. 1 is a cross-sectional view of the vehicle generator, and FIGS. 2A and B are diagrams of each cooling plate. Plan view, Figure 3 is a diagram explaining the cooling effect, Figure 4
Figures 6 to 6 are illustrations of the cooling action in the second to fourth embodiments, Figures 7A and B are plan views of each cooling plate of the fifth embodiment, and Figure 8 is an illustration of the cooling action. , FIGS. 9 to 11 are explanatory diagrams of the cooling effect in the sixth to eighth embodiments, respectively, and FIGS. 12 and 13 are plane views of the cooling plate on which cooling fins in the form of arcs and long holes are formed. It is a diagram. In the figure, 1 is a vehicle generator, 9 is a rectifier, and 10
, 11 is a cooling plate, 14 is a cooling fin, 15, 16
is a diode.

Claims (1)

【実用新案登録請求の範囲】 １ 馬蹄形平板状をした正極、負極用の互いに絶
縁される一対の金属製の冷却板と、正極用冷却板
の略同一半径上に配設された正極用ダイオードと
、負極用冷却板の略同一半径上に配設された負極
用ダイオードとを有し、かつ上記一対の冷却板を
、それぞれに配されたダイオードがロータの軸芯
に対して同じ側に位置するよう積層させてなる車
両用発電機の整流装置において、前記一対の冷却
板のうち、上記軸芯方向に対し外側の冷却板の内
周縁部に冷却フインを形成する一方、軸芯方向に
対し内側の冷却板に設けられるダイオードは、外
側冷却板に設けられるダイオードよりも内周側に
偏寄していることを特徴とする両車用発電機にお
ける整流装置の構造。 ２ 第一請求項記載の整流装置において、前記一
対の冷却板のうち、上記軸芯方向に対し外側の冷
却板の内周縁部に冷却フインを形成する一方、軸
芯方向に対し内側の冷却板に設けられるダイオー
ドは、外側冷却板に設けられるダイオードよりも
内周側に偏寄しており、さらに外側冷却板の外径
は、内側冷却板の外径よりも小径であることを特
徴とする車両用発電機における整流装置の構造。[Claims for Utility Model Registration] 1. A pair of metal cooling plates for the positive and negative electrodes which are in the shape of a horseshoe flat plate and are insulated from each other, and a diode for the positive electrode arranged on substantially the same radius as the cooling plate for the positive electrode. , and a negative electrode diode arranged on substantially the same radius as the negative electrode cooling plate, and the diodes arranged on each of the pair of cooling plates are located on the same side with respect to the axis of the rotor. In a rectifying device for a vehicle generator which is laminated in this manner, cooling fins are formed on the inner peripheral edge of the outer cooling plate of the pair of cooling plates with respect to the axial direction, while cooling fins are formed on the inner peripheral edge of the outer cooling plate with respect to the axial direction. A structure of a rectifying device in a generator for both vehicles, characterized in that diodes provided on the cooling plate are biased closer to the inner circumferential side than diodes provided on the outer cooling plate. 2. In the rectifying device according to claim 1, of the pair of cooling plates, cooling fins are formed on the inner peripheral edge of the outer cooling plate with respect to the axial direction, while cooling fins are formed on the inner peripheral edge of the cooling plate on the inner side with respect to the axial direction. The diodes provided on the outer cooling plate are located closer to the inner circumferential side than the diodes provided on the outer cooling plate, and the outer diameter of the outer cooling plate is smaller than the outer diameter of the inner cooling plate. Structure of a rectifier in a vehicle generator.