ï»?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 手轮机构 - 扬州瑞基测控设备有é™å…¬å¸
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扬州瑞基测控设备有é™å…¬å¸ä¸ºæ‚¨å…è´¹æ供电动执行机构ã€?a href="/supply/">阀门电控箱ã€?a href="/news/">电动装置等相关信æ¯å‘布和最新资讯,敬请关注ï¼?/em>
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阀门手轮æ“作机构的正确æ“作方法

1ã€æ“作å‰åº”检查阀门是处于关闭还是开å¯çŠ¶æ€ï¼Œé€šå¸¸æƒ…况下,阀门手轮顺时针旋转为阀门关闭方å‘,逆时针旋转为阀门开å¯æ–¹å‘,根æ®æ—‹è½¬æ–¹å‘对阀门进行å¯é—­æ“作ã€?/span>

2ã€ä¸ºäº†é˜€é—¨æ›´å¥½çš„密å°ï¼Œé˜€é—¨é˜€èŠ¯å’Œé˜€åº§ä¹‹é—´æŽ¥è§¦å¤„通常采用弹性橡胶æ料制作。所以开å¯é˜€é—¨æ—¶åº”当用力平稳,以å…用力过猛,造æˆé˜€é—¨å¯†å°é¢æˆ–阀门手轮æŸåã€?/span>

3ã€é˜€é—¨æ‰‹è½®æ“作机构的大å°æ˜¯æŒ‰ç…§æ­£å¸¸äººè®¾è®¡çš„,所以规定阀门手轮直径å°äº?20mm的,åªå…许一个人æ“作,大于或等于320mm的阀门手轮å¯ä»¥å…许两个人æ“作或借助æ æ†ç­‰å·¥å…·å¯é—­é˜€é—¨ã€‚但是隔膜阀ã€éžé‡‘属阀门是严ç¦ä½¿ç”¨æ æ†ç­‰å·¥å…·å¯é—­é˜€é—¨ï¼Œä»¥å…造æˆé˜€é—¨æå‰æŸåã€?/span>


4ã€é—¸é˜€å’Œæˆªæ­¢é˜€ä¹‹ç±»çš„阀门,关闭或开å¯åˆ°å¤´æ—¶è¦å›žè½?/4~1/2圈,使螺纹更好密åˆï¼Œä»¥å…拧得过紧æŸå阀门ã€?/span>

5ã€è®¾æœ‰æ—通阀的阀门,如:è¶é˜€ã€é—¸é˜€ã€æˆªæ­¢é˜€ç­‰é˜€é—¨ã€‚å¼€å¯æ—¶åº”先开å¯æ—通阀以平衡进出å£åŽ‹å·®ï¼Œå‡å°å¼€å¯æ—¶çš„力矩,方便顺利开å¯é˜€é—¨ã€?/span>

6ã€å¼€å¯è’¸æ±½é˜€é—¨å‰å¿…须先将管é“预热,排出å‡ç»“水。开å¯æ—¶è¦ç¼“慢,以å…产生水锤现象,æŸå阀门和设备。开闭çƒé˜€ã€è¶é˜€ã€æ—‹å¡žé˜€æ—¶ï¼Œå½“阀æ†é¡¶é¢çš„沟槽与通é“平行时,表明阀门的全开å¯ä½ç½®ï¼›å½“阀æ†å‘左或å‘å³æ—?0度时,沟槽与通é“垂直时,表明阀门在全关闭ä½ç½®ã€‚有的çƒé˜€ã€è¶é˜€ã€æ—‹å¡žé˜€ä»¥æ‰³æ‰‹ä¸Žé€šé“平行为开å¯ï¼Œåž‚直为关闭。三通ã€å››é€šé˜€é—¨çš„æ“作应按开å¯ã€å…³é—­ã€æ¢å‘的标记进行,æ“作完毕åŽåº”å–下活动手柄ã€?/span>

æ³?/span> 阀门手轮æ“作机构的正确æ“作方法应严格按照此方法执行。阀门手轮æ“作的正确与å¦ï¼Œå°†ç›´æŽ¥å½±å“阀门的使用寿命ã€?/span>

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时间�018/12/26 0:00:00
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