JPH0474490U

JPH0474490U -

Info

Publication number: JPH0474490U
Application number: JP11877190U
Authority: JP
Priority date: 1990-11-13
Filing date: 1990-11-13
Publication date: 1992-06-30

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す電子機器の
斜視図、第２図は第１図におてＨの方向に見た斜
視図、第３図は第１図においてＩの方向に見た図
、第４図は第３図において断面Ｊ−Ｊを示す図、
第５図は第４図においてＫの方向に見た図、第６
図は第４図においてＬの方向に見た図、第７図は
従来の電子機器を示す斜視図、第８図は第７図に
おいてＡの方向に見た斜視図、第９図は第８図に
おいてＢの方向に見た図、第１０図は第９図にお
て断面Ｃ−Ｃを示す図、第１１図は第１０図にお
いてＤの方向に見た図、第１２図は第１０図にお
いてＥの方向に見た図、第１３図はボードモジユ
ールを示す図、第１４図は第１３図においてＦの
方向に見た図である。図において、１はシヤーシ、２はカバー、３は
ねじ、４はバツクパネル、５はコネクタ座、６は
ネジ、７は第１の面、８は冷却空気吸気口、９は
第２の面、１０は冷却空気排気口、１１は通風ダ
クトａ、１２．１，１２．２は通風ダクトｂ、１
３は第３の面、１４は第４の面、１５．１〜１５
．ｎは溝、１６．１〜１６．ｎは放熱フイン、１
７．１〜１７．ｎはボードモジユール、１８．１
〜１８．ｎは電子部品、１９はヒートシンク、２
０はプリント基板、２１は楔型クランプ、２２は
プリント基板用コネクタ、２３は通風ダクトＣ、
２４は第１のしきり板、２５は通風ダクトｄ、２
６は通風ダクトｅ、２７は流通口、２８は第２の
しきり板である。なお、各図中同一符号は同一ま
たは相当部分を示す。 Fig. 1 is a perspective view of an electronic device showing an embodiment of this invention, Fig. 2 is a perspective view taken in the direction H in Fig. 1, and Fig. 3 is a perspective view taken in the direction I in Fig. 1. Figure 4 is a diagram showing cross section J-J in Figure 3;
Figure 5 is a view seen in the direction of K in Figure 4;
The figures are a view seen in the direction L in FIG. 4, FIG. 7 is a perspective view showing a conventional electronic device, FIG. 8 is a perspective view seen in the direction A in FIG. 7, and FIG. 10 is a view taken along the cross section C-C in FIG. 9, FIG. 11 is a view taken in the direction D in FIG. 10, and FIG. 13 is a view showing the board module, and FIG. 14 is a view seen in the direction F in FIG. 13. In the figure, 1 is the chassis, 2 is the cover, 3 is the screw, 4 is the back panel, 5 is the connector seat, 6 is the screw, 7 is the first surface, 8 is the cooling air intake port, 9 is the second surface, 10 is a cooling air exhaust port, 11 is a ventilation duct a, 12.1, 12.2 is a ventilation duct b, 1
3 is the third surface, 14 is the fourth surface, 15.1-15
．． n is groove, 16.1-16. n is a heat dissipation fin, 1
7.1-17. n is board module, 18.1
~18. n is an electronic component, 19 is a heat sink, 2
0 is a printed circuit board, 21 is a wedge-shaped clamp, 22 is a printed circuit board connector, 23 is a ventilation duct C,
24 is the first partition plate, 25 is the ventilation duct d, 2
6 is a ventilation duct e, 27 is a distribution port, and 28 is a second partition plate. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

A cylindrical cooling air intake port is provided in the center of the first surface, and a fourth surface is perpendicular to the first surface and continuous with either the left or right end of the first surface. a box-top chassis having a rectangular cooling air exhaust port provided on an end face facing the first face; and a first wall face facing the first face, with the first face being a part of the wall face. a first diaphragm plate provided with a circulation port through which cooling air flows in the same direction as the cooling air exhaust port, between the first surface and the first diaphragm plate; a second partition plate that is perpendicular to the plane of the cooling air intake port and adjacent to the flow port of the cooling air intake port, and the first wall has a second partition plate that is perpendicular to the plane of the cooling air intake port and is adjacent to the circulation port; a rectangular cross-section located on the inner surface of the chassis, having a plurality of heat dissipation fins for forming a linear cooling air flow path, a first holding portion on the back surface of the first wall surface; a first ventilation duct, and a third surface that is perpendicular to the first surface and opposite to the fourth surface is part of a wall surface and is located on the inner surface of the chassis and is continuous with the first ventilation duct. a second ventilation duct having a rectangular cross section, and a second wall surface opposite to the second surface, with a second surface perpendicular to the fourth surface and opposite to the first surface being part of the wall surface; has a plurality of heat dissipation fins for forming cooling air flow paths over the entire wall surface, has a second holding portion on the back surface of the second wall surface, and has a second holding portion located on the inner surface of the chassis. a third ventilation duct having a rectangular cross section that is continuous with the second ventilation duct and the cooling air exhaust port; a third ventilation duct that is located parallel to the third surface and has a connector on a first side; a plurality of rectangular plate-shaped board modules having fixed structures on second and third sides held by the first holding part and the second holding part and mounting electronic components; and a back panel having a connector seat that is perpendicular to the first surface, the second surface, and the third surface and that engages with the connector.