Helmet is to protect the head of the labor supplies, so be sure to learn to use high-quality helmets. Chengdu Golden Labor Insurance Co. Ltd. has the most professional technology and knowledge , the company immediately to teach you how to choose the right helmet .
First, qualified helmet logo products : personal protective equipment, whose role is to protect the workers head , is a national specialty protective equipment industrial production license management products . Standard " helmet " (GB 2811 -1989) is enforceable standards . Production of helmets manufacturer of the product must be approved through the competent authorities of the system , you must have self-test capability , the product must undergo inspection agency designated by the State inspection and self-qualified through bulk sampling . Helmets have the following four permanent marking of the product is relevant that qualified products sold .
Corporate names, trademarks, models. Manufacturing year, month . Factory certificate and a security card. Production license number of the tag.
Second, the selection and use of fireman helmet : Select helmet , be sure to select the line with national standards, mark complete, passed the test helmets. Users in the purchase of products should also check their helmets recent inspection reports. Recent inspection report is provided by the manufacturer . And according to the different protection purposes to select different varieties, such as workplace workers live , you should choose the T4 class electrical insulation inspection helmet , or fail to achieve a protective role .
When using helmets , protective helmets must first understand the performance , structural features , and master the correct use and maintenance methods , otherwise , it will make the helmet no protection when receiving a shock effect. According to statistics, falling objects wounding 15 percent because of an accident caused by improper use of helmets . So, do not think there will be a security umbrella to wear a helmet , you can make the head from injury . Therefore, in the course must pay attention to the following questions.
Be sure to check before using the helmet for cracks , bumps marks, uneven wear and tear ( including cap liner inspection ) , the helmet saved affect its performance as obvious defects should be promptly discarded , so as not to affect the protective effect .
Not adjustable cap liner size. The internal dimensions of the helmet such as vertical spacing , wearing height , horizontal spacing standards are strictly regulated , these dimensions directly affect the protective properties of the helmet , the user must not be adjusted , otherwise the impact in the event of litter , helmets prolapse due to wear is not strong or because of the impact peaked and would not achieve protective effect, directly harm the wearer .
Be sure to wear a helmet when using positive , wearing prison, can not shake , to fasten the belt under the cheek , After adjusting hoop to prevent the helmet off. Can not punch holes in the helmet without permission , do not arbitrarily crash helmet , the helmet when not to sit on the bench , so as not to affect its strength. Survived a strong impact or did not continue to use the test helmet and should be scrapped.
Helmets can not be placed in an acid , alkali, high temperature, sunlight , moisture or chemicals , so as not their aging or deterioration. Should be noted that within the validity period of the helmet with plastic helmet is valid for two years and a half, twigs woven helmet is valid for two years , GRP ( including PVA steel ) and glial helmet is valid for three and a half years . The helmet should be scrapped than valid .