Buffering helmet for sports activities

The buffer helmet comprises a sports helmet body, ear protection mechanisms are fixedly installed on the portions, close to the lower end, of the two sides of the sports helmet body, a lower jaw protection sleeve is fixedly installed at the front end of the sports helmet body, and an eyeshade is movably installed on the outer surface of the sports helmet body through two rotary knobs. A protection mechanism is arranged on the outer surface of the rear end of the sports helmet body, a hook-and-loop fastener is fixedly installed on the inner wall of the lower jaw protection sleeve, a hose is fixedly installed at the top end of the water bag, a sealing strip is arranged in the hose, and an elastic opening is formed in the position, close to the middle, of the sealing strip. Each ear protecting mechanism comprises a plastic shell, a sponge ring, a fixing sleeve and a gap, the sponge rings are located on the inner sides of the plastic shells, the fixing sleeves are located at the bottoms of the inner sides of the