Why is the ice knife of the ice shoes sharp?

1. What is ice shoes

ice shoes, also known as Ice knife shoes, are shoes worn during skating. The bottom of the shoes is equipped with a steel ice knife or pulley. The pulley is often referred to as skate shoes.

In the early days, the ice knife of the Ice knife shoes was tied to the feet with leather strips.Later, the ice knife was sandwiched on the shoes or tied it on the shoes with a strap.The ice knife of modern ice shoes is fixed on the ice shoes with permanent or semi -permanent (demolished bolts).

Second, is the ice knife of ice shoes sharp?

Skating athletes are generally wearing ice shoe skating. Their speed is so fast. In addition to strong physical and excellent techniques, I can't do without Ice knife shoes. Many friends have heard that the ice knife on the ice shoes is very sharp.How sharp?

Some friends heard that the ice knife of the Ice knife shoes can be cut, but in fact, the ice knife of the ice shoes is not so sharp. Generally, the thickness of the ice knife is about 1.1 mm.It is to ensure 90 right angles on both sides. If it is used to cut meat, it is just like cutting meat with a knife with a kitchen knife, which is quite tiring.

However, this does not mean that the ice shots of ice shoes are not dangerous. The speed of skating players is so fast. Once they fell out of the track, the 1.1 mm thick blade can cut the Skin instantly under the strong impact, cut the blood vessels and tendons, and give the athletes to the athletesCauses huge trauma.Therefore, speed skating (especially short track speed skating) has very strict rules. Competition clothing has a certain anti -cutting effect, and athletes will also pay special attention not to let themselves fall to avoid injuries.

Third, why the ice knife of Ice knife shoes is so sharp

The ice knife on the ice shoes is very sharp and looks dangerous, so why use such a sharp ice knife?

In fact, the ice knife on the Ice knife shoes is so sharp is to help players slide faster on the ice: when the weight is unchanged, the ice knife is getting sharp, the smaller the contact area of the ice surface, the more stress the pressure will beThe ice above-36 C from the inside to the outside from the crystalline ice layer, the non-fixed ice crystal layer, the ice water mixture layer and the liquid water layer.The bleeding mixture layer of the glue state is compacted, and the water in the mixture is described as "the phenomenon of the pulp". The ice particles in the transition layer are rolled in the direction of the ice knife movement., Make the ice knife move more Smooth.