Explosion-proof shell body of photoelectric switch
A technology for photoelectric switches and explosion-proof housings, applied in electrical switches, electronic switches, circuits, etc., can solve the problems of photoelectric switches being easily damaged by external forces, strict operating environment requirements, complex and bulky structure, etc., to save a lot of space, use Low environmental requirements, simple and compact structure
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[0035] Such as Figure 1-7 As shown, this embodiment provides a photoelectric switch explosion-proof housing, including a support base 1 and an explosion-proof assembly. A light-transmitting hole 1-1 and a mounting hole 1-2 are provided coaxially in the support base 1. The light-transmitting hole 1- The aperture of 1 is smaller than the aperture of the mounting hole 1-2, and the light transmission hole 1-1 is connected with the mounting hole 1-2, and the front end of the mounting hole 1-2 is equipped with a transparent member 7 for light transmission of the photoelectric switch, and the mounting hole 1-2 The inner wall of the rear end of 2 is provided with a first internal thread 2-1; the explosion-proof assembly includes a transparent piece pressing sleeve 2, a main shell 3 and a cable lead-in device arranged in sequence, and the transparent piece pressing sleeve 2 is installed on the installation In the hole 1-2, the outer wall of the rear end of the transparent part pressin...
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