JPH0259539U

JPH0259539U -

Info

Publication number: JPH0259539U
Application number: JP13947588U
Authority: JP
Priority date: 1988-10-26
Filing date: 1988-10-26
Publication date: 1990-05-01

Description

[Brief explanation of drawings]

第１図〜第６図は本考案の第１実施例を示すも
ので、第１図は要部の正面図、第２図は一部省略
部分破断側面図、第３図は本体ケースの一部破断
正面図、第４図は第３図のＡ−Ａ線断面図、第５
図は光電ブロツクの一部破断正面図、第６図は第
５図のＢ−Ｂ線断面図、第７図は本考案の第２実
施例の要部を示す一部破断分解側面図、第８図〜
第１０図は従来例を示し、第８図は分解斜視図、
第９図は縦断側面図、第１０図は第９図のＣ−Ｃ
線断面図である。３……光学ブロツク、４……プリント基板、５
……シールド板、６……本体ケース、１０……シ
ール材、１３……係合部、１７……係止部、１８
……係合部、１９……係止部。 Figures 1 to 6 show the first embodiment of the present invention. Figure 1 is a front view of the main parts, Figure 2 is a partially cutaway side view with some parts omitted, and Figure 3 is a view of the main body case. A partially broken front view, Fig. 4 is a sectional view taken along line A-A in Fig. 3, Fig. 5
6 is a partially cutaway front view of the photoelectric block, FIG. 6 is a sectional view taken along line B-B in FIG. 5, FIG. Figure 8~
Fig. 10 shows a conventional example, Fig. 8 is an exploded perspective view,
Figure 9 is a longitudinal side view, Figure 10 is C-C in Figure 9.
FIG. 3...Optical block, 4...Printed circuit board, 5
... Shield plate, 6 ... Main body case, 10 ... Seal material, 13 ... Engagement part, 17 ... Locking part, 18
...Engagement part, 19...Locking part.

Claims

[Scope of utility model registration request]

A photoelectric switch comprising a printed circuit board on which electronic components are mounted, an optical block to which the printed circuit board is connected, a main body case into which the optical block etc. are fitted, and a sealing material filled in the main body case, A locking portion that prevents axial movement of the optical block is formed in the optical block fitting portion of the main body case, and an engaging portion that engages with the locking portion is formed on the outer peripheral surface of the optical block. A photoelectric switch featuring