What should be checked before using the safety helmet? What should I pay attention to when using?
Because the helmet will gradually damage during use. Therefore, regular inspection, check whether there are cracks, depression, cracks and wear and tear, and found abnormal phenomena should be replaced immediately, no further use. Any damaged or cracked helmet shall be rejected for damage or damage.
Besides the hat lining is arranged in the top part of the helmet body, some small holes are also ventilated. But in use, do not open holes for ventilation. Because this will reduce the strength of the helmet.
The lower tie of the safety helmet must be buckled under the jaw and fastened, and the tightness should be moderate. This is not to be winds blew, or other obstacles are knocked off, or because of the head to and fro, the safety cap fell off.
Don't put the hat askew, don't put your hat on the back of the brain. Otherwise, the helmet will reduce the impact of the protection of the impact.
Before putting on the helmet, adjust the cap and adjust the belt to the right position, then fasten the elastic band in the cap. Cushion cushion's elastic is adjusted by the belt, the human head and the top of the cap space vertical distance generally between 25 ~ 50mm, at least not less than 32mm is good. In order to ensure that when the impact occurs, the cap has enough space for buffering, usually also conducive to head and head ventilation between the body.
