安规网

 找回密码
 注册安规
安规论坛 | 仪器设备 | 求职招聘 | 国家标准 公告 | 教程 | 家电 | 灯具 | 环保 | ITAV 签到 充值 在线 打卡 设备 好友| 帖子| 空间| 日志| 相册
IP淋雨机 | 证书查询 | 规范下载 | 资质查询 招聘 | 考试 | 线缆 | 玩具 | 标准 | 综 合 红包 邮箱 打卡 工资 禁言 分享| 记录| 道具| 勋章| 任务
水平垂直燃烧机 | 针焰 | 灼热丝 | 漏电起痕
IP防水防尘设备|拉力机|恒温恒湿|标准试验指
灯头量规|插头量规|静风烤箱|电池设备|球压
万年历 | 距元旦节还有
自2007年5月10日,安规网已运行
IP淋雨设备| 恒温恒湿箱| 拉力机| 医疗检测设备沙特Saber 埃及COI 中东GCC|CoC直接发证机构水平垂直燃烧机|灼热丝|针焰试验机|漏电起痕试验机
灯头量规|试验指|插头插座量规|灯具检测设备耐划痕试验机|可程式恒温恒湿试验箱 | 耦合器设备广东安规-原厂生产-满足标准-审核无忧
12
返回列表 发新帖
楼主: 哥哥在家
打印 上一主题 下一主题

[玩具标准] ISO8124

[复制链接]
11#
 楼主| 发表于 2012-11-12 08:54 | 只看该作者
广东安规检测
有限公司提供:
T2mm2) are considered appropriate to ensure, with a safety margin, that powerful magnets of this type will not$ c. C- g5 y- A2 f
be permitted for use in toys if they fit entirely within the small parts cylinder. By introducing the flux index limit,
7 k/ ]% ~' i: _the risk of injuries with magnets will be minimized. As additional data becomes available in the future, this limit
' a  s, Y6 b4 Kwill be assessed to determine whether it is still appropriate.
  }& d. U' U4 l2 q, ^9 ]& |6 bTwo or more magnets can attract each other and form a compound magnet with a higher flux index than each# h3 J) }% a$ Y2 w# f
single magnet. The flux index will not double if two equally strong magnets are attracted to each other and the6 t9 i$ r, q6 V1 v
increase in flux index will be relatively smaller for every new magnet that is added and will depend on  C( l8 g. _5 z6 E1 V" g# S- L1 W
magnetic material, shape, cross-section, etc. Ingestion of multiple magnets has only been observed with
# k: ?( |1 D. D" L4 gstronger magnets and there is no incident data regarding weak magnets close to the flux index limit forming a
  `  V$ V8 P# K3 d(stronger) compound magnet. Therefore, no additional test for compound magnets is introduced.$ P* O, A) S) }. m; h3 u
Toys that contain magnets and which can be expected to become wet during normal and foreseeable use are" ^3 H$ X3 h! q/ y6 r, ~: ]
subjected to a soaking test to ensure that glued magnets do not detach when the toy is wet. Also, wooden0 v& e8 W) `4 x" _: O0 d; k/ a8 w
toys are subjected to the test since the properties of wood (such as size of holes) can change even with
& h; V2 [- N4 _changes in air humidity.
9 K8 n/ i* J5 k, |2 F  u+ D1 kIn some cases magnets are recessed and therefore, cannot be subjected to the normal torque and tension7 t' t8 Q5 t1 \
tests. Examples of toys have been found where a magnet has become detached by another magnet. A& `% @4 ?0 [& z0 }" F
tension test for magnets has been introduced to minimize the risk that such magnets become detached during" ^; Q$ U+ @+ m7 Y5 w
normal and foreseeable play.. Y' X/ \( g0 y: Z: J
For toys that comprise only one magnetic component, that toy is considered to meet the definition of a* K/ R( Q2 E. Z0 F9 p: E8 K: u
magnetic component (see 3.xx).
# h/ c6 |( N! [0 g; W& wFunctional magnets in toys are not considered to present the same risk as magnets that form part of the play# Y6 G, ]5 ~5 p' v$ Y
pattern. The use of magnets in these components may not be recognized, as they will be present inside! W& \7 ^3 _9 S5 k% t
electrical motors or in relays in electronic circuit boards. None of the reported incidents has been linked to3 n; P! @& A% G/ f. t
magnets released from electrical or electronic components.( `" t, P8 \/ V  y8 @; g- L9 [6 Q
Magnetic/electrical experimental sets that are intended for children over 8 years of age are excluded from the5 F: }* v9 S/ A% v
requirements in 4.30.2 and instead they are required to carry the prescribed warning. The exception applies to
2 I7 [" w% f8 X& k& n, b! C% {only the more advanced experimental sets that include building of electrical motors, loudspeakers, doorbells,* T7 T2 N# |; T# C+ z$ l, ^
etc., i.e. products that require both magnetism and electricity for their function. Magnetic/electrical
0 i" c; j# _* A; D) o6 X9 oexperimental sets that are intended for children under 8 years are, therefore, required to comply with the
* F) w+ Z2 Q/ p3 Prequirements in 4.30.2..
% S" d, \: E- L" {# z' [& M( a+ P' A--`,`,``,,`,```,```,,````,,`,,`-`-`,,`,,`,`,,`---
12#
发表于 2012-11-12 14:43 | 只看该作者
LZ你不会是打算把它全部Copy过来吧???
13#
发表于 2013-5-27 13:52 | 只看该作者
学习了
您需要登录后才可以回帖 登录 | 注册安规

本版积分规则

关闭

安规网为您推荐上一条 /2 下一条

QQ|关于安规|小黑屋|安规QQ群|Archiver|手机版|安规网 ( 粤ICP13023453-10 )

GMT+8, 2024-11-27 02:15 , Processed in 0.079130 second(s), 16 queries .

Powered by Discuz! X3.2

© 2001-2013 Comsenz Inc.|广东安规赞助

快速回复 返回顶部 返回列表