JPS6176328U

JPS6176328U -

Info

Publication number: JPS6176328U
Application number: JP16279284U
Authority: JP
Priority date: 1984-10-26
Filing date: 1984-10-26
Publication date: 1986-05-22

Description

[Brief explanation of the drawing]

第１図はこの考案にかゝる赤外線感知装置の第
１実施例を示すカバーケース取外し状態の斜視図
、第２図はその全体外観図、第３図は分解斜視図
、第４図は横断平面図、第５図は第４図における
Ｖ−線断面図である。第６図は第２実施例の斜
視図、第７図はその縦断後面図である。第８図は
第３実施例の斜視図、第９図はその縦断後面図で
ある。又、第１０図は従来例の横断平面図である
。１…ケース、４，５…差込み部、６…回路基板
、７…圧電振動子、８…センサー、１１…遮蔽板
。 Fig. 1 is a perspective view showing the first embodiment of the infrared sensing device according to the invention with the cover case removed, Fig. 2 is its overall external view, Fig. 3 is an exploded perspective view, and Fig. 4 is a cross-sectional view. The plan view, FIG. 5, is a sectional view taken along the line V in FIG. 4. FIG. 6 is a perspective view of the second embodiment, and FIG. 7 is a longitudinal sectional rear view thereof. FIG. 8 is a perspective view of the third embodiment, and FIG. 9 is a longitudinal sectional rear view thereof. Further, FIG. 10 is a cross-sectional plan view of the conventional example. DESCRIPTION OF SYMBOLS 1... Case, 4, 5... Insertion part, 6... Circuit board, 7... Piezoelectric vibrator, 8... Sensor, 11... Shielding plate.

Claims

[Claims for Utility Model Registration] (1) A circuit board 6 on which an infrared sensing sensor 8 is attached, and a base end of a piezoelectric vibrator 7 that reciprocates a shielding plate 11 located in front of the incident part of the infrared sensing sensor 8. is inserted into insertion parts 4 and 5 provided on the case side, and is fixed by being pressed and held by springs 15 and 16. (2) The infrared sensing device according to claim 1, wherein the insertion portions 4 and 5 are cut into a bracket fixed to the case 1. (3) The infrared sensing device according to claim 1, wherein the insertion parts 4 and 5 are formed between the bracket 3 fixed to the case 1 and the case side walls 1b and 1c.