JPS6370260U

JPS6370260U -

Info

Publication number: JPS6370260U
Application number: JP16159086U
Authority: JP
Priority date: 1986-10-23
Filing date: 1986-10-23
Publication date: 1988-05-11
Anticipated expiration: 2001-10-23
Also published as: JPH0739329Y2

Description

[Brief explanation of the drawing]

第１図は本考案の回転電機の一実施例を示す上
半部縦断面図、第２図ａ，ｂは第１図のしやへい
板の立面図およびその端部の要部切欠斜視図、第
３図は第１図の仕切板まわりの斜視図、第４図は
第１図の―線に沿う矢視断面図、第５図は第
１図の―線に沿う矢視断面図、第６図は第１
図のアキシヤル通風ダクト及びエアギヤツプにお
けるガス流動を示す説明図、第７図は第６図の流
速分布図、第８図は第１図の実施例の機内温度上
昇を示す曲線図、第９図は従来構造の上半部縦断
面図、第１０図は第９図のラジアル通風ダクトに
おける断面図、第１１図は第９図の流速分布を示
す曲線図である。２……固定子鉄心、６……ラジアル通風ダクト
、８……アキシヤル通風ダクト、１４……送風フ
アン、１５……エアギヤツプ、１８……クサビ、
１９……仕切板付クサビ、１９ａ……仕切板。 Fig. 1 is a vertical sectional view of the upper half of an embodiment of the rotating electrical machine of the present invention, and Figs. 2 a and b are elevational views of the shield plate shown in Fig. 1 and a cutaway perspective view of the main parts of the end thereof. Figure 3 is a perspective view of the area around the partition plate in Figure 1, Figure 4 is a sectional view taken along the - line in Figure 1, and Figure 5 is a sectional view taken along the line - in Figure 1. , Figure 6 is the first
Fig. 7 is a flow velocity distribution diagram of Fig. 6, Fig. 8 is a curve diagram showing the internal temperature rise of the embodiment of Fig. 1, and Fig. 9 is an explanatory diagram showing the gas flow in the axial ventilation duct and air gap shown in Fig. FIG. 10 is a longitudinal cross-sectional view of the upper half of the conventional structure, FIG. 10 is a cross-sectional view of the radial ventilation duct of FIG. 9, and FIG. 11 is a curve diagram showing the flow velocity distribution of FIG. 9. 2... Stator core, 6... Radial ventilation duct, 8... Axial ventilation duct, 14... Ventilation fan, 15... Air gap, 18... Wedge,
19... Wedge with partition plate, 19a... Partition plate.

Claims

[Scope of utility model registration request]

A cylindrical rotor rotating via an air gap on the inner circumferential side of the stator, a stator core having a plurality of axial ventilation ducts and radial ventilation ducts, and axial outlets of an arbitrary number of axial ventilation ducts are sealed. A rotating electric machine comprising: a partition plate; and a ventilation fan that allows ventilation to flow from the back of a stator core to an axial ventilation duct via the radial ventilation duct.