Locking device for bridge velocity limiting indicating board
A speed limit sign, locking device technology, applied in the directions of roads, road signs, traffic signals, etc., can solve the problems of cumbersome installation process, affecting work efficiency, slow replacement speed, etc., to reduce personnel operations, improve work efficiency, The effect of preventing accidental falling
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[0020] Such as Figure 1-Figure 6 As shown, a bridge speed limit indicator locking device of the present invention includes a base 3 and an indicator part 4 arranged below the base 3, and a suspension rod 10 is provided above the base 3, so that The base 3 is fixedly connected with the suspension rod 10 through the connecting rod 11, the base 3 is provided with a cavity 31, and the inner walls of the left and right sides of the cavity 31 are provided with first sliding grooves 33 in proportion, The top of the first sliding connection groove 33 is provided with a second sliding connection groove 35 on the side away from the cavity 31, and the second sliding connection groove 35 is provided with a sliding connection block 353 and slides with the sliding connection block 353. connected with the matching guide bar 351, the inner side of the sliding joint block 353 penetrates into the first sliding joint groove 33 and is slidably connected, and the bottom of the sliding joint block...
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