Safe indication plate device
A sign and safety technology, applied in display devices, signs, instruments, etc., can solve the problems of time-consuming and labor-intensive, electric shock accidents, low efficiency, etc., and achieve the effect of improving stability, improving safety, and convenient installation.
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[0020] Such as Figure 1-Figure 6 As shown, a safety sign device of the present invention includes a base 7, a connecting rod 8 and a sign portion 9. The inner screw groove 71 is provided on the inner side of the base 7 on the left side. The upper and lower inner walls of the groove 71 on the right side are provided with sliding grooves 72 commensurately. The sliding groove 72 is separated from the inner spiral groove 71 on one side with an inclined hole 78, and each sliding groove 72 is provided There is a guide rod 73, and a sliding block 74 is connected to the guide rod 73 for sliding movement. The sliding block 74 is slidingly matched with the sliding groove 72. The guide on the right side of the sliding block 74 The rod 73 is surrounded by a first compression spring 721, and the sliding block 74 is inserted into the inner spiral groove 71 on the side close to the inner spiral groove 71, and the sliding block 74 penetrates up and down. A first perforation 75 is provided, a...
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