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class="content"> <div class="news_arc"> <h1>【图文】石沚w’»æ†å¡é’ȝš„原因_é’ÀL†çš„工作原理是什ä¹?/h1> <h2>发布旉™—´åQ?019-04-15</h2> <h2>来源åQ?a href='http://www.couivm.tw/news/302.html'>http://www.couivm.tw/news/302.html</a></h2> <h3>‹È®é˜³å¸‚中泰石沚w’»å…ähœ‰é™å…¬å¸åœ¨<b>çŸÏxÑaé’ÀL†</b>卡钻的原因非å¸æ€¸“业,今天我们ž®ç¼–ž®±æ¥¾l™æ‚¨ä»‹ç»çŸÏxÑaé’ÀL†å¡é’»çš„原因,希望通过我们的介¾lè®©æ‚¨å¯¹çŸÏxÑaé’ÀL†å¡é’»çš„原因等问题有更深入的了è§?p style="text-indent:2em;"> é’ÖMº•˜q‡ç¨‹ä¸­ï¼Œç”׃ºŽå„种原因造成的钻具陷在井内不能自由活动的现象åQŒç§°ä¸ºå¡é’…R€‚主要有键槽卡钻、沉砂卡钅R€äº•å¡Œå¡é’…R€åŽ‹å·®å¡é’…R€ç¾ƒå¾„卡钅R€è½ç‰©å¡é’…R€ç ‚桥卡钅R€æƒ”包卡é’ÕdŠé’Õd…·è„Þp½ä¸‹é¡¿å¡é’»½{‰ã€‚地层构造情å†üc€é’»äº•æ¶²æ€§èƒ½ä¸è‰¯ã€æ“ä½œä¸å½“等都可能造成卡钻åQŒå¿…™å»é’ˆå¯¹å…·ä½“情况进行分析,以便有效的解卡ã€?/p><p style="text-indent:2em;"> 1、分析造成çŸÏxÑaé’ÀL†å¡é’»çš„原因,ž®½å¿«‹¹‹é‡å¡é’»æ·±åº¦åQŒåˆ†æžåœ°å±‚等因素åQŒä»¥ä¾‰K‡‡å–相应对½{–ã€?/p><p style="text-indent:2em;"> 2、根据分析出的原因,采取相应对策</p><p style="text-indent:2em;"> (1)、由于塌孔或讑֤‡è‡ªèín原因造成的卡钻,沉渣厚度大,要首先清孔,然后再用é’ÀLœºæˆ–辅助设备处ç?/p><p style="text-indent:2em;"> (2)、由于非塌方因素造成的卡钻,沉渣不多æ—Óž¼Œåº”首先采取自救措施,另外也可以适度起升é’ÀL†åQŒä»¥å¢žå¤§å¯šw’»æ†çš„起吊能力åQŒä»¥ä¸Šæ–¹æ³•åªèƒ½åœ¨å¡é’»åˆæœŸä½¿ç”¨ã€?/p><p style="text-indent:2em;"> (3)、如果自救无效时åQŒè¦æ”¹ç”¨è¾…助讑֤‡å¤„理åQŒå…¶æ–ÒŽ³•ä¸»è¦åŒ…括直接起吊法,é’Õd¤´å‘¨å›´ç–é€šæ³•ã€‚护壁开挖法ã€?/p><p style="text-indent:2em;"> 虽然我们在ä‹É用的˜q‡ç¨‹ä¸­æˆ–è®æ€¼šé‡åˆ°ä¸€äº›ççç¢Ž¼„Žçš„ž®äº‹æƒ…,但是相对于我们得到的便利来说åQŒè¿™åªæ˜¯å¾®ä¸­‘³é“的一点小问题。只要我们在òqÏx—¶çš„操作中能过更细心一炚w’»æ†ï¼ŒçŸÏxÑaé’ÀL†å¡é’»çš„原因那么ä“Q何困éšùNƒ½éš¾ä¸ä½æˆ‘们!</p><p style="text-align:center;"><img alt="【图文】石沚w’»æ†å¡é’ȝš„原因_é’ÀL†çš„工作原理是什ä¹? src="http://cmsimgshow.zhuchao.cc/23774/201703291108201282377418648.jpg?path=www.couivm.tw/uploads/cp/201703291108201282377418648.jpg" style="width:480px;height:336px;"/></p><p style="text-indent:2em;"> <span style="color:#0020FF;">‹Æ¢è¿Žæ‚¨é˜…è¯?/span><span style="color:#0020FF;">åQ?/span> <p style="text-indent:2em;"> 随着工业不断发展åQŒäh们手头上的工具也­‘Šæ¥­‘Šå¤šã€‚越来越丰富åQŒå…¶ä¸­å–土钻ž®±æ˜¯äºÞZ»¬å¸¸ç”¨çš„一¿Uä¸»åŠ¨é’»æ†ï¼Œé‚£ä¹ˆä»–的原理到底是什么呢åQŸçœ‹çœ‹æ¿®é˜³ä¸­æ’石沚w’»å…ïL»™æ‚¨çš„介绍吧!</p><p style="text-indent:2em;"> 取土钻设计时åQŒä¸»è¦è§£å†³çš„问题是如何来减小土壤的阻力。取土钻在取æ äh—¶åˆ‡å‰ŠåœŸå£¤åQŒå—到土壤对é’Õd¤´åˆ‡å‰Šçš„阻力,主要包括贯入é˜ÕdŠ›ã€æ‘©æ“¦åŠ›ã€é™„着力等ã€?/p><p style="text-indent:2em;"> 减小土壤切削é˜ÕdŠ›çš„ä¼ ¾lŸæ–¹æ³•æ˜¯é€šè¿‡å‡å°åœŸå£¤ä¸Žé’»å¤´ä¹‹é—´çš„接触面积来减ž®ç²˜é™„和切削é˜ÕdŠ›åQŒä»Žè€Œå‡ž®åœŸä½“阻力,辑ֈ°å‡ç²˜é™é˜»çš„目的。这¿Uæ–¹æ³•åœ¨ä¸€å®šç¨‹åº¦ä¸Šå¯æœ‰æ•ˆåœ°å‡å°åœŸå£¤é˜ÕdŠ›åQŒä½†é‡åˆ°è¾ƒç¡¬çš„土壤,效果不够理想ã€?/p><p style="text-indent:2em;"> 螺旋取土钻采用诏入、切土、松土、升土和抛土的方法,实现土壤快速采集。取土钻由套½{’å’Œ<a href="/supply/55.html" target="_blank">螺旋é’ÀL†</a>¾l„成åQŒèžºæ—‹é’»æ†å¶ç‰‡æœ«ç«¯åˆ¶ä½œäؓ刀刃状。采æ äh—¶åQŒå¥—½{’在液压力作用下垂直贯入土壤åQŒåŒæ—¶èžºæ—‹é’»æ†è¿›è¡Œæ—‹è½¬ï¼Œž®†åœŸå£¤åˆ‡¼„Žï¼Œåˆ‡ç¢Žçš„土壤在叶片与套½{’çš„¾l¼åˆä½œç”¨ä¸‹ï¼Œè¢«è¾“送至套筒™å¶ç«¯çš„土壤出口处。套½{’升起后åQŒåœŸå£¤åœ¨é‡åŠ›ä½œç”¨ä¸‹ï¼Œé€šè¿‡è½¯ç®¡ç›´æŽ¥˜q›å…¥æ”‰™›†ç›’,从而完成取土与集土ã€?/p><p 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