新闻动态

新闻动态

%{tishi_zhanwei}%
\n %{tishi_zhanwei}%\n
\n","advanced":{"customState":[{"select":true,"label":"未处理","value":1},{"label":"审核通过","value":2},{"label":"审核驳回","value":3}],"message":1}},"href_7":{"type":"field","value":"_href","target":"_self"},"formId_9":"1097164222799245312","pageConfig_2":{"rolling":{"navigation":true,"scrollType":"horizontal","pagenation":true,"scrollTime":4,"autoScroll":true},"showJump":true,"pageType":"hidden","pcColumn":6,"marquee":{"navigation":true,"marqueeTime":4},"loopItem":".p_loopitem","pcRow":2,"moColumn":2},"showLabel_10":false,"validate_10":{"minLength":{"msg":"您输入的内容不能少于%len个字符","state":false,"value":5},"custom":{"msg":"","reg":"","state":false},"required":{"msg":"内容不能为空","value":true},"maxLength":{"msg":"您输入的内容不能多于%len个字符","state":false,"value":128}},"action_11":1,"showPlaceholder_10":true,"enterSubmit_10":true,"rule_9":[],"submit_9":{"obj2":{"type":"customPage","value":{"type":"page","params":[{"param":"_detailId","valueName":"单行文本","valueType":"value","paramName":"默认参数","type":"form","value":"e_input-10"}],"value":"bd5b650e-b336-4da1-b5fa-dc97019a7c1f"},"target":"_self"},"obj1":{"result":1,"request":[],"reload":1,"promptTime":2,"prompt":""},"logic":[],"type":2,"obj3":{}},"customParam_10":"","state_10":"normal","value_10":"","async_9":{"status":2,"target":"","relation":[]},"type_10":"text","cuname_10":"text","type_11":1,"page_2":{"size":6,"from":0,"totalCount":100},"reload_11":1,"ddItem_10":{},"sourceUuid_9":"1647484696445190144","placeholder_10":"请输入...","logic_11":[],"datasource_10":{},"notice_9":{"rules":[{"code":"submit","mail":"","phone":"","title":"搜索关键词","user":2}],"status":1},"prompt_11":"","href_3":{"type":"field","value":"_href","target":"_self"},"label_10":"单行文本","business_11":[],"logic_9":[]}">

IPX4防水等级的试验方法及条件


2019-11-19


防水等级IPX4是指向外壳各方向溅水无有害影响。通俗点来说,即IPX4是指防溅水测试。那么,IPX4防水等级的测试试验具体应该怎么做,才能达到防水测试的要求呢?

首先,试验前要满足基本的试验条件。进行防水等级IPX4的试验,水温与试验时试样的温差应不大于5K。如果水温低于试样超过5K,应使试样内外保持压力平衡。

防水试验箱

其次,防水等级IPX4使用摆管或淋水喷头(俗称花洒)进行试验操作。

IPX4使用摆管操作时,孔流量为0.07L/min,喷嘴孔径0.4mm,喷嘴与喷嘴间距50mm。喷水孔布满于摆管半圆180°内。试样放在摆管半圆中心,摆管沿垂线两边各摆动180°,共摆动360°,每次摆动一个周期(2×360°)约需12S,试验持续时间10分钟。另外,被试外壳的支承物应开孔,避免成为挡水板,导致挡住某一方向的溅水。将摆管在每一方向摆动到最大限度,使外壳在各方向都受到溅水。

如果某些型式的设备试验外壳所有部分不能全部淋湿,可上下调整外壳支承物。这种情况下,一般优先使用手持试验设备(淋水喷头,即花洒)来进行试验操作。IPX4使用花洒操作时,孔流量10L/min,孔径0.5mm,所需压力在50kPa-150kPa的范围,试验期间压力应维持恒定。并且应从喷头上除去平衡重物的挡板,使外壳在各个可能的方向都受到溅水。

防水试验花洒

最后,摆管的半径尺寸有R200、R400、R600、R800、R1000、R1200、R1400、R1600共8种规格。选择摆管的半径尺寸不同,与之相应的开孔数及总水流量也将不同。

岳信-专注于淋雨试验机的研发和生产,期待与您的每一次沟通。

本文为江南APP官方下载苹果版安装 原创文章,未经许可,不得转载。

© 2023 版权所有:江南APP官方下载苹果版安装粤ICP备13080521号SEO

电话:400-997-0881

广州市番禺区石碁镇大龙街道办傍江西村将军子3号

E-mail:yxipx@yxipx.com

我们会及时给您反馈

Baidu
map