【仁成医疗】简单的B超检修方法

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                    <p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; box-sizing: border-box !important; word-wrap: break-word !important;"><img class="rich_media_thumb" data-backsrc="http://mmbiz.qpic.cn/mmbiz/dx3KibwtDhvczYIP2mnNKY2PtwbWcvD2iaqsLJaeXBPIcRhjO4uOG0FxmwONzR1FQa71JvdVRrJPiaAL8zfIyrvdw/0?wx_fmt=jpeg" data-s="300,640" data-type="jpeg" data-ratio="0.935251798561151" data-w="" width="670px" src="http://mmbiz.qpic.cn/mmbiz/dx3KibwtDhvczYIP2mnNKY2PtwbWcvD2iaqsLJaeXBPIcRhjO4uOG0FxmwONzR1FQa71JvdVRrJPiaAL8zfIyrvdw/640?wx_fmt=jpeg" style="display: block; width: 670px !important; box-sizing: border-box !important; word-wrap: break-word !important; visibility: visible !important;"  /></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-family: 宋体; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">B<span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机现在已经很常用了，那下面仁成君来给大家讲下</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机四个部分的简单检修方法</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">:</span></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; color: rgb(0, 128, 255); box-sizing: border-box !important; word-wrap: break-word !important;"><strong style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">1.<span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">显示部分</span></span></strong></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-family: 宋体; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">B<span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超的显示部分有主机、监视器和照相监视器。监视器由视频放大，扫描和显示等几大部分组成，它将高分辨地显示出来自主机的超声图像，我们通过实践感到监视器的故障多出现在扫描部分，其中以行扫描的故障率为最高，与电源部分类似，行扫描部分正常工作时就是在高电压和大电流的状态下，它几乎消耗了整个监视器一半以上的电能，在正常工作时就有一系列的发热元件，如</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">:</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">行输出管、行输出变压器和行校正线圈等，当散热不良时，就可以造成这些元件因过热而损坏或使线路板开焊。温度过高可引起</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机多处发生故障，所以通风与降温对</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">来说是非常重要的，这样可防患于未然，更好的保证机器正常工作。</span></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> </span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; color: rgb(0, 128, 255); box-sizing: border-box !important; word-wrap: break-word !important;"><strong style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">2.<span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">键盘故障</span></span></strong></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-family: 宋体; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">B<span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机的键盘由多种功能键和数字字母键组成，它是</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超操作最多的部分，由于机器的生产厂家和型号不同，键盘也略有所异，但大致可分为两种</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">:</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">一种是由独立的按钮开关组成的</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">;</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">一种是整体的触摸式按键，一般说来后者为近期产品。键盘最典型的故障就是接触不良，多数接触不良是由灰尘、触点氧化或触摸开关中的导电橡胶损坏所致，但以灰尘引起的接触不良为最多见。</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机的防尘工作是十分重要的。</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机安放的标准条件是，有空调设备、千燥、通风、洁净的房间里，即使这样</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机还要定期清灰保养</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">(</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">每年至少</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">1</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">一</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">2</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">次</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">)</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">，这将可以大大减少</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超机键盘和其它部分的故障。</span></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> </span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; color: rgb(0, 128, 255); box-sizing: border-box !important; word-wrap: break-word !important;"><strong style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">3.<span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">电源部分</span></span></strong></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-family: 宋体; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">电源由变压、整流、滤波、稳压等部分组成。它给整机提供了随电网电压变化的稳定电压，多数电源部分的工作电流较大，由于大电流至使一些元件在正常工作时就要发热，如整流桥、稳压块等，当负载过重<span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">(</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">即电流过大</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">)</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">，电网电压过高和温度过高</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">(</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">如散热不良</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">)</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">时，都可能造成这些元件的损坏。所以要加装交流稳压器来稳定电源电压</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">;</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">安装空调机来降低室内温度和定期清除机器内部的灰尘等等。采取这些措施是完全可以减少电源部分损坏的可能的，同时亦可大大减少机器的故障率，即使对于一些电源部分损坏的机器我们用国产元件代替也收到了比较理想的效果。</span></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> </span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; color: rgb(0, 128, 255); box-sizing: border-box !important; word-wrap: break-word !important;"><strong style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">4.<span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">探头故障</span></span></strong></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-family: 宋体; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"> &nbsp; &nbsp;</span><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">常用的<span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">B</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">超探头有线阵探头和机械扇扫探头。其中机械扇扫探头故障较多，常见故障为扇扫探头内有气泡，处理方法是</span><span style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;">:</span><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;">排气、灌油，在有关书中叙述过处理方法，这里不再重复，另一常见故障是扇扫探头不转，通常是探头本身驱动电机损坏，这时处理比较麻烦，需把探头锯开。</span></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6px; widows: 1; text-align: justify; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"><span style="max-width: 100%; font-family: 宋体; box-sizing: border-box !important; word-wrap: break-word !important;"><img data-s="300,640" data-type="jpeg" data-ratio="0.7320143884892086" data-w="" width="auto" src="http://mmbiz.qpic.cn/mmbiz/dx3KibwtDhvcEwL69QpHgCc67ABzDmu4Iic0NPErs7xTImc7OcAQicVcTZzdnhTWh1ohp9kvjT7OQLWiaVpnPw75bg/640?wx_fmt=jpeg" style="box-sizing: border-box !important; word-wrap: break-word !important; width: auto !important; visibility: visible !important;"  /><br style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"  /></span></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6000003814697px; 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box-sizing: border-box !important; word-wrap: break-word !important;">全国统一免费服务热线：400-020-6788</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">微信公众帐号：</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><br style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"  /></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><img data-ratio="1" data-w="120" width="auto" xhe_src="http://mmbiz.qpic.cn/mmbiz/dx3KibwtDhvfCZvZq5PcthnDKlnnq3AalhbichW77J3B70osicTickklZybNKUZqc44DZ0oaWaHm2p0TaA9478icwPg/0?tp=webp&amp;wxfrom=5" data-type="jpeg" src="http://mmbiz.qpic.cn/mmbiz/dx3KibwtDhvfCZvZq5PcthnDKlnnq3AalhbichW77J3B70osicTickklZybNKUZqc44DZ0oaWaHm2p0TaA9478icwPg/640?wx_fmt=jpeg" style="box-sizing: border-box !important; word-wrap: break-word !important; width: auto !important; visibility: visible !important;"  /></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">维修咨询：QQ: &nbsp;712638 404</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">设备咨询: &nbsp; QQ: &nbsp;712638 405</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">软件咨询：QQ: 712638 406</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">配件咨询：QQ: &nbsp; 712638 407</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">交流Q群：1106 11074</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">网址：http://www.yiliaoshebeiweixiu.com</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; font-size: 12px; line-height: 24px; font-family: Arial, Verdana, sans-serif; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;">电子邮箱：service@yiliaoshebeiweixiu.com</span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; line-height: 25.6000003814697px; box-sizing: border-box !important; word-wrap: break-word !important; background-color: rgb(255, 255, 255);"><span style="max-width: 100%; font-size: 14px; box-sizing: border-box !important; word-wrap: break-word !important;"><br style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"  /></span></p><p style="max-width: 100%; min-height: 1em; white-space: pre-wrap; box-sizing: border-box !important; word-wrap: break-word !important;"><br style="max-width: 100%; box-sizing: border-box !important; word-wrap: break-word !important;"  /></p><p><br  /></p>