JPS58187179U

JPS58187179U - Dust-proof electronic equipment

Info

Publication number: JPS58187179U
Application number: JP8437182U
Authority: JP
Inventors: 哲也岩木
Original assignee: 株式会社明電舎
Priority date: 1982-06-07
Filing date: 1982-06-07
Publication date: 1983-12-12

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第ｉ図ａ、　　ｂは従来の防じん型電子装置を示す斜視
図と簡略化した断面図、第２図はこの考案の実施例であ
る防じん型電子装置の斜視図、第３図ａ、　　ｂ、　　
ｃは同前の防じんフィルターユニットの分解図、裏面斜
視図、断面図である。第４図ａ。ｂおよび第５図ａ、　　ｂはフィルター収納枠の取り付
は態様を示す分解図と断面図、第６図は防じんフィルタ
ーの取り付は態様を示す断面図、第７図ａ、　　ｂ、　
　ｃは防じん型電子装置の異なる実施態様を示す簡略化
した断面図である。１・・・箱体、＄Ａ、　ｌｉＢ・・・吸気口、１０・・
・防じんフィルター、１１−・・フィルター盲板、１３
Ａ、Ｂ・・・通気口、９・・・フィルター収納枠、１２
・・・ビス、１４・・・内ネジスタッド、１５・・・通
孔、１６−・・つまみネジ。第５図第６図Figures i, a and b are a perspective view and a simplified sectional view of a conventional dust-proof electronic device, Figure 2 is a perspective view of a dust-proof electronic device that is an embodiment of this invention, and Figures 3 a, b,
c is an exploded view, a rear perspective view, and a sectional view of the same previous dust filter unit. Figure 4a. Figures 5a and 5b are exploded views and sectional views showing how the filter storage frame is installed, Figure 6 is a sectional view showing how the dust filter is installed, and Figures 7a, b,
c is a simplified cross-sectional view showing different embodiments of the dust-proof electronic device; 1...Box body, $A, liB...Intake port, 10...
・Dust filter, 11-...Filter blind plate, 13
A, B...Vent, 9...Filter storage frame, 12
...screw, 14--inner screw stud, 15--through hole, 16--thumb screw. Figure 5 Figure 6

Claims

[Scope of utility model registration request]

(1) In a dust-proof electronic device, an air intake port is provided over almost the entire vertical height of the door or side plate of the box body, a dust filter is installed inside the air intake port, and a filter blind plate is installed as a part of the dust filter. A dust-proof electronic device characterized by a configuration that limits the ventilation area by installing it so as to shield the air.

(2) Provide an intake port made of a group of porous holes on the door or side plate, attach a box-shaped filter storage frame with a ventilation port made of a group of porous holes on the inside part, and install a dust filter in the filter storage frame. , the dust-proof electronic device according to claim 1, which is a utility model registration, wherein a filter blind plate is installed in the vent portion of the filter storage frame with screws or the like.

(3) An internally threaded stud or bolt is fixed to the inside surface of the door or side plate, and a thumbscrew passed through the through hole of the filter housing frame is screwed into the internally threaded stud, or the thumbscrew is passed through the through hole of the filter housing frame. A dust-proof electronic device according to claim 2 of the utility model registration claim, in which a filter storage frame is attached by screwing a nut onto a bolt.