JPH0363003U

JPH0363003U -

Info

Publication number: JPH0363003U
Application number: JP12248689U
Authority: JP
Priority date: 1989-10-19
Filing date: 1989-10-19
Publication date: 1991-06-20

Description

[Brief explanation of drawings]

第１図は本考案の配電盤換気孔部のフイルタ装
置が設けられた配電盤の正面図、第２図は第１図
のＡ−Ａ断面図、第３図は従来例の配電盤換気孔
部のフイルタ装置が設けられた配電盤の正面図、
第４図は第３図のＢ−Ｂ断面図である。１，１ａ……扉、２……換気孔、３，７……フ
イルタ装置、４……座、５……フイルタ、６，９
……外気。 Figure 1 is a front view of a power distribution board equipped with a filter device for ventilation holes in a power distribution board according to the present invention, Figure 2 is a sectional view taken along line A-A in Figure 1, and Figure 3 is a diagram showing a filter device in a ventilation hole in a power distribution board according to the prior art. front view of the switchboard with the device installed;
FIG. 4 is a sectional view taken along line BB in FIG. 3. 1, 1a... Door, 2... Ventilation hole, 3, 7... Filter device, 4... Seat, 5... Filter, 6, 9
...Outside air.

Claims

[Scope of utility model registration request]

In a filter device that is provided on the inner surface of a ventilation hole provided in a desired wall of a switchboard and that captures dust in the outside air flowing into the switchboard, a desired spatial distance is provided between the ventilation hole and the inside of the wall of the switchboard. 1. A filter device for a ventilation hole in a power distribution board, characterized in that it comprises a seat attached to the seat, and a filter arranged through the seat.