& nbsp; & nbsp; & nbsp; a small rotating chair, it looks like much, but if you just pick a bargain, improper use, can lead to disaster! During this year's winter vacation, Shandong went together rotating chair explosion caused the death of juvenile incidents. Right now, it is busy decoration, pick furniture when the Shaanxi Provincial Quality Supervision, Inspection and furniture and decorative materials testing Center for Social Concern army warned consumers choose rotating chair can not be ignored & ldquo; lifters & when rdquo ;, purchase not only cheaper We must ask for product quality inspection report.

& nbsp; & nbsp; & nbsp; According to Social Concern military briefing, commonly referred chairlift basically belong swivel chair (stool) category, and swivel it belongs to the office chairs, the implementation of standards QB / T2280-2007 "office chair" . Notwithstanding the office furniture, but many families would prefer to use the chair lift, placed in the library or on the terrace, read a book, learning to use the Internet or when.

& nbsp; & nbsp; & nbsp; chair lift is currently mainly through a pneumatic lever or commonly referred to as gas spring to achieve, gas spring compressed gas commonly used nitrogen gas and an inert gas, such gases increase its work stability. "Office chair" standard material requirements in terms of the durability of the pneumatic lever provisions, durability is an important indicator of test product life and performance. Gas spring working cycle requires 30,000 times in the durability test should have good sealing after a piston, the piston rod can be locked at any position. Social Concern military said that under normal circumstances the chances gas spring burst of small, but if poor quality material gas spring used, the cylinder wall is thin, in addition to the compressed gas used purity is not enough, in the case of frequent use or overload use pole there may burst.

& nbsp; & nbsp; & nbsp; currently shoddy products on the market, cohabitation is severe, rotating chair of the quality of judgment there are two basic ways: First, the price of 200 yuan to buy carefully; the second is for later to test the flexibility of multiple pneumatic rod, landing liter drop should be more natural, not lifting too fast. In addition, to view product-related formalities are complete, such as the instructions (furniture must provide instructions), certificate, name and address, telephone number and other information, view the product of recent and effective inspection report.