Waterproof, breathable, and shock-absorbing shoe sole
View Patent ↗A waterproof, breathable, and shock-absorbing shoe sole. The shoe sole includes a midsole and an outsole compositing at the lower end of the midsole. A cavity and a spiral channel corresponding to the cavity are provided between the midsole and the outsole, and the spiral channel expands from the edge of the cavity from inside to outside to connect with the outside. The top wall of the cavity is provided with a through-hole. There is a cavity between the midsole and outsole.
1 . A waterproof, breathable, and shock-absorbing shoe sole comprising a midsole and an outsole compositing at a lower end of the midsole, characterized in that a cavity and a spiral channel corresponding to the cavity are provided between the midsole and the outsole, and the spiral channel has an inner end connecting the cavity and an outer end connecting an outside, the spiral channel expands from the inner end to the outer end, the cavity has a top wall which is provided with a through-hole, a bottom wall of the cavity protrudes downward in a hemispherical shape, when the shoe sole touches the ground, the bottom wall of the cavity is compressed and flattened by the ground, air inside the cavity is synchronously blown towards the through-hole and the spiral channel, making it difficult for accumulated water on the ground to enter the shoe sole along the spiral channel.
2 . The shoe sole according to claim 1 , wherein an upper surface of the midsole is distributed with vent grooves which are connected in a staggered manner as a whole, and an upper end of the through-hole is located at a bottom of the vent grooves.
3 . The shoe sole according to claim 1 , wherein the through-hole has an inner diameter of 2.0 mm to 4.0 mm.
4 . The shoe sole according to claim 1 , wherein the midsole is made of EVA material or supercritical foam material.
5 . The shoe sole according to claim 1 , wherein a lower surface of the outsole is provided with anti-slip patterns.