First,the helmet
At the power construction site,the hard hats worn by the workers are mainly to protect the head from harm.It can protect people's head from injury or reduce the degree of head injury in the following situations.
(1)When a flying or falling object hits the head;
(2)When the operator falls from a height of 2m or more;
(3)When there is a possibility of electric shock on the head;
(4)When walking or working in a low position,the head may collide with a sharp,hard object.
Wear safety helmets to meet the standards,use to meet the requirements.If it is worn and used incorrectly,it will not provide sufficient protection.Generally should pay attention to the following matters:
(1)Before wearing a helmet,adjust the rear cap adjustment belt to the proper position according to your own head type,and then fasten the elastic strap inside the cap.The elasticity of the cushioning pad is regulated by the strap.The vertical distance between the top of the head of the person and the top of the cap body is generally between 25 and 50 mm,and at least not less than 32 mm.In this way,it can be ensured that when the impact is applied,the cap body has enough space for cushioning,and it is usually beneficial to the ventilation between the head and the cap body.
