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标题: 汽管线 [打印本页]

作者: 月亮代表吾心    时间: 2007-7-21 09:32
标题: 汽管线
请问汽管线弯折试验要通过20000次,具备何时要求啊?
作者: wiltoncou    时间: 2007-7-21 09:50
用在什麼產品上?
作者: 月亮代表吾心    时间: 2007-7-22 11:51
蒸汽烫斗。
作者: cableyzf    时间: 2007-7-22 12:07
你问的太含糊,能先告诉我你目前的产品结构以及目前能够达到的程度吗
作者: wiltoncou    时间: 2007-7-22 15:31
引用第2楼月亮代表吾心于2007-07-22 11:51发表的  :
* F# y7 S! |  T8 z; v蒸汽烫斗。
这个我知道了,是按EN60335-2-3的25.14节进行,20000次。8 L7 b5 I& l( \; N6 h4 p( q
标准原文如下:
25.14   Modification:
" Z1 N6 t' c+ n  fInstead of the load specified for the cord, the cord is loaded with a mass of 2 kg.
/ d% A5 I9 T' g6 s; E8 t1 ~8 MInstead the number of flexings specified, the number of flexings is 20000.
& x( x: V4 t9 t0 v2 S+ jNOTE 101   The test is not carried out on cordless irons unless the iron can also be directly connected to the Supply mains during ironing.. c$ h- v' @9 e! a; {0 P! `9 s
Addition:
! b1 O( V3 `; x! y2 I0 N7 ^' mFor steam irons with a separate water reservoir or boiler, the test is made on the steam hose8 O- E! g8 _# d( ~: R5 m
and the interconnection cord together. If they are contained in one sheath or otherwise
5 W  j8 f7 P1 Hattached to each other, the assembly is not turned through an angle of 90°
) K2 |6 m' Q6 m/ h. DThe test shall not result in 0 b* b, Y- U! _- {8 [4 A
- loosening of the hose;
- R0 s  G& j8 G2 i- damage to the hose to such an extent that compliance with this standard is impaired;: j: L) ]3 R4 o0 ?
- leakage from the hose.
" |5 B* |0 Z8 A, E5 _; p1 `6 I0 U
: b/ \( e/ s" G. o  P+ d# aAppliances are also subjected to the following test while mounted on an apparatus similar to5 \! M6 j# h0 ?9 E- t: Z
That of Figure 8. this testis carried out on a separate appliance.( E& `, z6 S# b( o
0 `2 a  D% `& d1 ?. i" ]. o
The supply cord is suspended vertically from the appliance and loaded so that s force of
; j& F- g+ C- q, O. S10N is applied. The oscillating member is moved through an angle of 180° and back to the
: Y# P/ m3 J; j; }0 P9 Q5 R; j& linitial position. The number of flexings is 2000, the rate of flexing being six per minute
: X% T. o1 t! |1 y" e+ v, E4 r6 r- B  Q+ X
NOTE 102   The appliance is mounted so that the direction of flexing corresponds to that most likely to occur when
+ Y' C6 [. n( _. W- t# J2 C; qThe supply cord is wound around it for storage./ H5 k  V% C& B8 J, ~$ H

9 K: K* U: ^1 O+ x) L" gNOTE 103   The test is not carried out if it unlikely that the cord will be wrapped around the appliance, for Example cordless irons and irons with a separate water reservoir.

作者: 月亮代表吾心    时间: 2007-7-23 11:31
谢谢大家,我已经解决了。




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