JPH03110889U

JPH03110889U -

Info

Publication number: JPH03110889U
Application number: JP1962190U
Authority: JP
Priority date: 1990-02-28
Filing date: 1990-02-28
Publication date: 1991-11-13

Description

[Brief explanation of drawings]

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図において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
おいて断面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……シヤーシ、２……カバー、
３……ねじ、４……バツクパネル、５……コネク
タ座、６……ネジ、７……第１の面、８……冷却
空気吸気口、９……第２の面、１０……冷却空気
排気口、１１……通風ダクトａ、１２．１，１２
．２……通風ダクトｂ、１３……第４の面、１４
……第３の面、１５．１〜１５．ｎ……溝、１６
．１〜１６．ｎ……方熱フインａ、１７．１〜１
７．ｎ……ボードモジユール、１８．１〜１８．
ｎ……電子部品、１９……ヒートシンク、２０…
…プリント基板、２１……楔型クランプ、２２…
…プリント基板用コネクタ、２３……通風ダクト
ｃ、２４．１〜２４．ｎ……冷却フイン、２５…
…通風ダクトｄ、２６……通風ダクトｅ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 view taken in the direction I in Fig. 1. , FIG. 4 is a diagram showing the cross section J-J in FIG. 3, FIG. 5 is a diagram seen in the direction of K 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, FIG. 9 is a view seen in the direction B in FIG. 8, and FIG. 9 shows the cross section C-C, FIG. 11 is a view taken in the direction of D in FIG. 10, FIG. 12 is a view taken in the direction of E in FIG. 10, and FIG. 13 shows the board module. FIG. 14 is a view seen in the direction of F in FIG. 13. In the figure, 1... chassis, 2... cover,
3...Screw, 4...Back panel, 5...Connector seat, 6...Screw, 7...First surface, 8...Cooling air intake port, 9...Second surface, 10...Cooling air Exhaust port, 11... Ventilation duct a, 12.1, 12
．． 2... Ventilation duct b, 13... Fourth surface, 14
...Third side, 15.1-15. n...groove, 16
．． 1-16. n... direction heat fin a, 17.1~1
7. n...Board module, 18.1-18.
n...Electronic component, 19...Heat sink, 20...
...Printed circuit board, 21...Wedge-shaped clamp, 22...
...Printed circuit board connector, 23...Ventilation duct c, 24.1-24. n...cooling fin, 25...
...Ventilation duct d, 26...Ventilation duct e.
Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

The first surface has a circular cooling air intake port in the center, and the fourth surface, which is perpendicular to the first surface and continuous with either the left or right end of the first surface, has a circular cooling air intake port. a box-shaped 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 holding part is provided on the back surface, and a first ventilation duct with a rectangular cross section located on the inner surface of the chassis, and a first ventilation duct located in the first ventilation duct excluding the cooling air intake port part. A plurality of cooling fins formed of a corrugated thin metal plate are provided with ventilation passages along the entire wall surface in a direction to guide cooling air, and the cooling fins are perpendicular to the first surface and opposite to the fourth surface. a second ventilation duct with a rectangular cross section, the third surface of which is part of the wall surface, located on the inner surface of the chassis and continuous with the first ventilation duct; and the first surface which is perpendicular to the fourth surface. A second wall surface opposite to the second surface has a plurality of cylindrical heat dissipation fins on the entire wall surface, and a second wall surface opposite to the second surface has a plurality of cylindrical heat dissipation fins on the entire wall surface. has a second holding part, a third ventilation duct with a rectangular cross section located on the inner surface of the chassis and continuous with the second ventilation duct and the cooling air exhaust port, and parallel to the third surface. and has a connector on a first side, and is fixed to a second side and a third side that are perpendicular to the first side and held by the first holding part and the second holding part. a plurality of rectangular board modules having a structure and mounting electronic components; the first surface; the second surface;
and a back panel having a connector seat that is perpendicular to the surface and the third surface and that mates with the connector.