JPH0448678U

JPH0448678U -

Info

Publication number: JPH0448678U
Application number: JP9019590U
Authority: JP
Priority date: 1990-08-28
Filing date: 1990-08-28
Publication date: 1992-04-24

Description

[Brief explanation of the drawing]

第１図は本考案の実施例の要部斜視図、第２図
は同上の背面図、第３図は同上のプリント基板の
平面図、第４図は同上の要部断面図、第５図は同
上の底面図、第６図は従来例の断面図、第７図は
同上の取付状態を示す図、第８図は同上の要部斜
視図、第９図は同上のプリント基板の平面図、第
１０図は同上の要部断面図である。３はケース、５はプリント基板、６はリブ、７
は溝、８は排水溝、９は切欠部、１０は排水口で
ある。 Fig. 1 is a perspective view of the main parts of the embodiment of the present invention, Fig. 2 is a rear view of the same, Fig. 3 is a plan view of the printed circuit board of the same, Fig. 4 is a sectional view of the main parts of the same, and Fig. 5 is a bottom view of the same as above, FIG. 6 is a sectional view of the conventional example, FIG. 7 is a view showing the installation state of the same as above, FIG. , FIG. 10 is a sectional view of the main part of the same. 3 is a case, 5 is a printed circuit board, 6 is a rib, 7
8 is a groove, 9 is a notch, and 10 is a drain port.

Claims

[Scope of utility model registration request]

It consists of a case with an open back and a back plate that fits into the opening of the case, ribs protruding from opposite sides of the inner surface of the case, and prints are printed in the grooves formed on the opposite surfaces of the ribs. In an electrical device in which a printed circuit board is bridged in a case by inserting both ends of the circuit board, a drain groove that slopes in one direction is formed on the upper surface of the rib, except for the part inserted into the groove of the rib. A waterproof structure for electrical equipment characterized by forming a notch for draining water at the end of the printed circuit board and having a drain hole drilled in the bottom of the case.