A friction disk locking mechanism for anti-skid shoes
A locking mechanism and friction disc technology, applied in insoles, footwear, soles, etc., can solve the problems of weak anti-skid effect and easy to be pushed back to the installation groove, and achieve the effect of reliable work and convenient walking in shoes
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[0051] Combine below Figure 1 to Figure 6 , the present invention is further described:
[0052] Such as figure 1 As shown, a kind of anti-skid shoe comprises sole 1 and vamp, and sole 1 has wear-resistant layer 11 and insole layer 12, and insole layer 12 is positioned at the top of wear-resistant layer 11, and wear-resistant layer 11 is in contact with the ground, and in wear-resistant layer 11 An automatic extension anti-skid device 2 is provided in the mounting hole 13.
[0053] Such as figure 2 As shown, the automatic stretching anti-skid device 2 includes a friction disc 21, a columnar water-expandable water-stop strip 22 and a connecting sleeve 24. The upper end of the water bar 22 is connected with the connecting sleeve 24 , and the upper end of the connecting sleeve 24 is connected with the bottom of the installation hole 13 of the wear-resistant layer 11 .
[0054] When the columnar water-expandable water-stop strip 22 is not in contact with water, the friction ...
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