JPH01157492U

JPH01157492U -

Info

Publication number: JPH01157492U
Application number: JP4712788U
Authority: JP
Priority date: 1988-04-07
Filing date: 1988-04-07
Publication date: 1989-10-30

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示すパツケージ
シエルフを備えた電気機器筐体を示す断面図、第
２図は第１図においてＢの方向から見た図、第３
図は第２図において断面ＣＣを示す図、第４図は
第５図においてＡの方向から見た図、第５図は従
来のパツケージシエルフを備えた電気機器筐体を
示す断面図である。図において、１はケース、２はカバー、３はね
じ、４はパンチングメタル、５はシヤーシ、６は
ねじ、７は冷却用フアン、８はねじ、９はコネク
タ座、１０はマザーボード、１１はねじ、１２は
ガイドプレート、１３はねじ、１４はプリント基
板、１５は発熱部品、１６は回路部品、１７はプ
リント基板用コネクタ、１８はガイド部、１９は
冷却風取入口、２０及び２１は通風孔、２２は吐
出孔、２３はガイドプレート、２４は溝、２５は
風量調整板、２６はネジＡ、２７は楕円穴、２８
はネジＢである。なお図中、同一あるいは相当部
分には同一符号を付して示してある。 Fig. 1 is a sectional view showing an electrical equipment housing equipped with a package shelf showing one embodiment of this invention, Fig. 2 is a view seen from direction B in Fig. 1, and Fig. 3
The figures are views showing the cross section CC in Fig. 2, Fig. 4 is a view seen from the direction A in Fig. 5, and Fig. 5 is a sectional view showing an electrical equipment housing equipped with a conventional package shelf. . In the figure, 1 is a case, 2 is a cover, 3 is a screw, 4 is a punched metal, 5 is a chassis, 6 is a screw, 7 is a cooling fan, 8 is a screw, 9 is a connector seat, 10 is a motherboard, 11 is a screw , 12 is a guide plate, 13 is a screw, 14 is a printed circuit board, 15 is a heat generating component, 16 is a circuit component, 17 is a connector for a printed circuit board, 18 is a guide portion, 19 is a cooling air intake, 20 and 21 are ventilation holes , 22 is a discharge hole, 23 is a guide plate, 24 is a groove, 25 is an air volume adjustment plate, 26 is a screw A, 27 is an oval hole, 28
is screw B. In the drawings, the same or corresponding parts are denoted by the same reference numerals.

Claims

[Scope of utility model registration request]

The first surface is provided with a motherboard having a connector seat for mating with a printed circuit board, and
A second surface that is perpendicular to the surface and a third surface that is opposite to the second surface have rectangular ventilation holes whose length is in the direction perpendicular to the first surface. A box-shaped chassis with screw holes provided above and below the center line in the longitudinal direction of the hole, a groove portion formed on the surface that contacts the inside of the chassis, and a ventilation hole that matches the ventilation hole of the chassis. a guide plate having a rectangular plate shape inserted into the groove, and having a ventilation hole in the center that matches the ventilation hole of the guide plate, and providing a bias force on the motherboard side on the center line of the ventilation hole; On the opposite side of the hole, there is an air volume adjustment plate having a long elliptical hole in a direction perpendicular to the center line of the ventilation hole, a screw by which the air volume adjustment plate is attached to the box-shaped chassis, and a screw on the second surface or the A package shelf comprising a fan for supplying cooling air provided on either side of the third surface.