GBT16950-1997金刚石岩心钻探钻具设备.pdf 44页

'免费标准下载网(www.freebz.net)ics73.100.30D81缚H中华人民共和国国家标准GB/T16950一1997neqISO3551:1992neqISO8866:1991金刚石岩心钻探钻具设备Diamondcoredrillingequipmentconventionalsystem1997一08一26发布1998一05一01实施国家技术业盆督局发布免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)cB/T16950一1997目次前言”··。”。“·“·“·”··”····“···“···“···”···，”···“·“···”·”··””·”····”“···“·“···“·····“二1范围·”“·“·”·”·”·”·”·“·”·”··“”二‘”·”·“。··“···“··“”·“··”“·“·“·“·“·“·“·”·”·“·”·“·”一12引用标准”·“·“·“·“·”·“·“·”·”···“·“·“·”······”·”···”·“·”·“·”·“·“·“·“····“·“·”·····“一13材料”·”···”·“····”···”·”·····”·····”·····“···“·”·”·”···”·“·“·”·“·“·“·“····”··”·“⋯14代号及符号”···”····“·”·“··““·····”·····“···“·”·”··”“···”···“·”·“·“·“·“··““·“·“·“一25金刚石岩心钻探单层岩心管(单管钻具)···“·“·“·”一”⋯⋯“⋯“⋯”·“二“”⋯“·”·“⋯”.⋯46金刚石岩心钻探双层岩心管(双管钻具)”·”·..⋯“⋯“·”·..⋯“⋯“·“·”·....··.·..·..·.......⋯⋯97钻杆及接头·“”·”·”·”·”··”:”·”·“···“·“·“·”·“··“·····”·“·”·”·“·”·”·”·“·”·”·“·”·”·”一258套管及其附件“·“········“·”·“····”···“·”···”·“···“·“·”·”·“···”·”···”·”·”···”··”“·”一31附录A(提示的附录)钻具壁厚及匹配间隙表”·”·”·“·“·“·”·”一“·”·”·”·”一”·”·”二，·.⋯⋯40标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997前言金刚石岩心钻探钻具设备标准包括两个部分，即常规的取心钻具和绳索取心钻具;两种标准的钻孔口径是对应的，设计中充分考虑到两套钻具的通用性，为生产使用及变换钻探方法创造有利条件。为方便选用，本标准将各种不同设计钻具环状间隙的匹配关系作为提示的附录列在文末。迄今正式颁布的金刚石岩心钻探钻具国际标准共有四项即;ISO35514金刚石岩心钻探设备A系列》,ISO3552《金刚石岩心钻探设备B系列》,ISO8866《金刚石岩心钻探设备C系列》及ISO10098《金刚石岩心钻探绳索取心设备CSSK系列》，上述标准属于三个互不通用的系列，一个统一的替代并行标准的方案正处在编制协调阶段，结合国情，目前不宜等同、等效采用已颁发的任何一项国际标准。但在本标准起草中注意充分借鉴国际标准先进合理的内容，属于非等效采用。本标准正式颁布后，将取代GB3423-824金刚石岩心钻探用无缝钢管》中尺寸系列部分的内容，同时DZ2.1《地质钻探用金刚石钻头》、DZ2.2《地质钻探用金刚石扩孔器》标准废止。本标准由中华人民共和国地质矿产部提出。本标准由全国地质矿产标准化技术委员会归口。本标准起草单位:地矿部标准化研究所、建材总局地质研究所、煤炭科学院钻探研究所、冶金部探矿技术研究所。本标准主要起草人:萧亚民、吴承琳、戴智长、李岳、向展泽。本标准于1998年5月1日起实施。免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)中华人民共和国国家标准GB/"r16950一1997金刚石岩心钻探钻具设备neqISO3551,1992neqISO88661991Diamondcoredrillingequipmentconventionalsystem范围本标准规定了金刚石岩心钻探钻孔深度在1500m以内，适用于不同地层的单层岩心管、多种设计的双层岩心管以及钻杆、套管的型式、尺寸、主要机械性能、连接螺纹等技术内容。采用其他碎岩工具的钻具亦可参照采用。本标准包括下列内容:—单层岩心管;—M型双层岩心管;-T型双层岩心管;-P型双层岩心管;—常规钻杆及连接件;—套管、套管附件及连接件。2引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。本标准出版时，所示版本均为有效。所有标准都会被修订，使用本标准的各方应探讨使用下列标准最新版本的可能性.GB3423-82金刚石岩心钻探用无缝钢管GB6397-86金属拉伸试验试样GB228-87金属拉力试验法3材科金刚石岩心钻探钻具的材料.其机械性能应不低于表1的规定.表1管材的机械性能抗拉强度Ob屈服值巩延伸率a,项目MPaMPa%岩心管75055012钻杆及接头78060012套管及接艳70050012其他不予规定国家技术监.周1997一08一26批准1998一05一01实施1标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997金刚石岩心钻探钻具所用的钢管应符合GB3423标准中钢管技术条件的要求。机械性能的测试按GB6397和GB228的规定执行。4代号及符号4.，金刚石岩心钻探常规钻具分为单层岩心管、双层岩心管两大类。口径规格依国际通用的R,E,A,B,N,H,P,S作为代号，规格代号及对应的公称口径见表2,表2规格代号与对应的公称口径规格代号REABNHPS公称口径283646607695120146钻具设计类型分为单管和M,T,P三种设计的双管。钻具代号由口径规格和设计类型组成.例:BS设计类型(单管)口径规格NT设计类型(T型双管)口径规格2不同设计的各种钻具规格见表3,表3钻具类型及规格REABNH’PS、，喜茸尉竺单层岩心管RSESASBSNSHSPSSSM设计双层岩心管AMBMNMT设计双层岩心管RTETATETNTHTP设计双层岩心管APBPNPHPPPSP3不同设计的各种钻具单、双管尺寸见表4,免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19974.4各部尺寸符号列于表5,表4金刚石岩心钻探常规钻具单双管系列型式、种类REAB钻头28X17X5.536.5X21.SX7.546.5X31.5X7.560X44X8单管岩心管27X22.5X2.2535X29X345X36X4.558X49X4.5钻头46.SX31.SX7.560X44X8M外管45X38X3.558X51X3.5内管36X33.5X1.2548.5X45.5X1.5钻头28X17X5.536.5X21.5X7.546.5X29X8.7560X41.5X9.25T外管27只22.5K2.2535X29X345X38X3.5"58火51只3.5内管20.5X18X1.2526.5X23X1.7535X31只247.5X43.5X2钻头46.5X25X10.7560X36X12P外管45X36X4.558X49X4.5"内管31X27X243X38X2.5J.网.叫.型式、种类NHPS钻头76X58X995X72X11.5120X95X12.5146X118X14单管岩心管73X63X591X80X5.5114.3X101.5X6.4140X127X6.5钻头76X58X9M外管73X65.5X3.75内管63.SX60.5X1.5钻头76火S4.5X10.7595X72X11.5T外管73X65.SX3.7591X83X4内管62X56.5X2.7578X74X2钻头76X49X13.595X63X16120X83X18.5146X108X19P外管73X63X5"91XSOX5.5"114.3X101.5X6.4140X127X6.5内管56XSIX2.573X66X3.595X88X3.5120X112X4.)尺寸规格与套管相同.表5符号符号名称D:钻头及扩孔器胎体外径D,钻头胎体内径Do非加工管材外径D加工管材外径(D:为最大直径，几依次递减)do非加工管材内径d加工管材内径(d:为最大直径，价依次递减)t壁厚L(l)外部(内部)件最大长度(加下角标为特定长度)A(a)内(外)娜纹大径尺寸标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表5(完)符号名称B(b)内(外)螺纹小径尺寸P螺距M(m)内螺纹(外螺纹)牙底宽N(n)内螺纹(外螺纹)牙顶宽R圈角半径S平行面间距离Q(q)内螺纹(外螺纹)牙高会刚石岩心钻探单层岩心管(单管钻具)单管钻具总成见图1.图1单管钻具总成免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)c6/T16950一19975.2单管钻具岩心管接头见图2及表se斜面由制造者设计钻杆姗纹岩心管组纹1·一勺l单管钻具岩心管接头单管钻具岩心管接头规格尺寸代号公差REABNHPSnig14273545587391114.3140dJs143040557090125{}LH14627585100110120140140L,卜142229293737405555L;mm1825253333355050L,H1433444466l,H1445506065708080801,们1m35405055607070701,H14688810101010AH92127354455737373月H81824324050686868口卜924.731.541546985.5109134bhio23.73039.552.567.584107132标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB;T16950一19975.3单管钻具岩心管见图3和表70“寿民书曰为2“2进动日肚转进今月卉侣寿钓护尸化狡环夕二了771书~‘‘‘名山二‘‘ao0m胃{侧，77了2了77刘亥炙翔不尸7]巴，zJZ/ZJ7Z应叮之之之之【之ZJ了月{]两端螺纹书1同单管钻具岩心管}?1)单竹钻F`t岩心管t}格尺寸代号公差REAHNHPSn=27士0.33石一Q.445士0.458士0.573士0.791士0.9114.3士1.1140士1.4d22.5士0.329一‘).336士0.349士0.463士0.580士0.6101.5士0.8127士1.0‘二2.2534.54.555.56‘16.51500150015001S001500!.::::;:::{:::3000300030003000300045004500450045004500石H142532324040456060!.In，n222727353540525211H1444666688AH924.731.541546985.5109137BH823.73039.552.567.584107132.)仅供参考.免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)cs/T16950一19975.4单管钻具扩孔器见图4和表8,a。}b芍1.七L,L_z图4单管钻具扩孔器表8单管钻具扩孔器规格尺寸代号公差REABNHP5几28.5374760.576.5955120.5146.5Dj.14273545587391115140d1.142126.53648.562.580102126Lh1480100120150150165180180L,h142229293737405555L,n3全n1825253333355050L3H1433444466a卜924.731.541546985.5109134bh1023.73039.552.567.5841071325.5单管钻具钻头见图5和表9。I5.扮:....:·1·]长、厂、_I。v二1Q.图5单管钻具钻头标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表9单管钻具钻头规格尺寸代号公差REABNHPn,2836.546.5607695120146D,1721.531.5445872g5118Djs14273544.5587493118143d1514192434466077gg123AH924.731.541546985.5109134BH823.73039.552.567.5名4107132d,H14232838.5516583106130L8595100110110125150150ZH147585901001001生5140140乙H9253232404045606【)l,nlln2027273535405252l,H14446666885.6单管钻具卡簧见图s和表10,，口1;10图s单管钻具卡簧表10单管钻具卡簧规格尺寸代号公差REAxN一snjs1422273719.563.581104128dJ.,1416.721.23143.557.571.4944117-:3子0.7o-70.850.8511!51.5/.H141518202225283O30a1,5"15"15"15"15"15"l3015.a22.5"22.5"15.15.15"12"12"12.注:可以选用内箱式卡簧.免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997‘金刚石岩心钻裸双层岩心管(双.钻具)双管钻具分为M,T,P三种设计，M型为薄壁设计，适用于较坚硬和完整的岩层，T型属标准设计，适用于稍破碎和松散岩层;P型为厚壁设计，用于破碎、松散和要求过水段面较大的岩层。6.1M型双层岩心管6.1.1M型双管共有A,B,N三种规格，其总成见图7。图7M型钻具总成标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)cB/T16950一19976.1.2M型岩心管接头M型岩心管接头与T型是通用的。M型设计的岩心管接头配用“内管接头”与内管形成无螺纹插接，见图8和表n。图8M,T型通用岩心管接头表11M,T通用岩心管接头规格尺寸代号公差R’分E“，A13NH"1nh14273545587391D,卜1223.529.839.352.367.383.8D咨h122工.52837496481L,h14222929373740L,mm182525333335L,H14334444Lnh14272727272730L,们lln232323232325L,H14334444口忿h924.731.541546985.5b,h1023.73039.552.567.584口2h91924.532.54558.576.5n,h101823.531.54457.575.5注:双管接头的单动轴承结构及未标注参数由生产厂选定。，)仅用于T型双管接头尺寸。免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19976.1.3M型外岩心管M,T型双管的外管是通用的，见图9和表12,.一自.勺30"’h乡习l口，，，，，，生叶广尸r价2月沁冷竹众冷乙心万1，产，，，，，，，，，，俨卜刊立兴乌巨告-图9M,T型外岩心管表12M,T型外岩心管规格尺寸代号公差R"1E"ABNH"D,273545587391do22.529385165.5831,H14253232404045!,mm202727353540l,H14446666AH924.731.541546985.5BH823.73039.552.567.584朴)仅用于T型双管6.1.4M型内管接头见图10和表13.图10M型内管接头标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)cB/T16950一1997表13M型内管接头规格尺寸公差ABNj,14364864D,h8344661dJs14314356d,H1432.545585Lh14657575L,h14304040lH14303030AH932.545BH8315446.1.5M型内岩心管见图11和表14,、0图11M型内节表14M型内岩心管一﹃|一，代号公差4I飞一一1),3618.5︸一d1HA?1迄6川I).25」(〕!I.5".0.12r一一一——一—一l川1.t0钊)12免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)Gs/T16950一19976.1.6M型扩孔器见图12和表15,0}。}、图12M型扩孔器表巧M型扩孔器规格尺寸代号公差人BN几4760.576.5Dh12455873dH123749.564.5LH14120150王50L,h14293737L,nlln253333L,H14444ah9415469bh1039.552.567.56.1.7M型钻头与单管钻具A,B,N规格钻头通用，见5.5图5和表9。6.，.8M型卡费与单管钻具A,B,N规格卡仗通用，见5.6图6和表10,标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19972T型双层岩心管2.1T型双管包括R,E,A,B,N,H六种规格，其总成见图13图13T型钻具总成5.2.2T型岩心管接头与M设计的岩心管接头通用，取消内管接头而采用螺纹和内管连接，见图s和表工1,5.2.3T型外岩心管和M型外岩心管通用，见6.1.3图9和表12.免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19976.2.4T型扩孔器见图14t.16Lx30"300QL,L3?5.750L1L,图14T型扩孔器表16T型扩孔器规格尺寸代号公差REABNH几28.5374760.576.595.5n卜12273545587391dH1221.527.53648.563.580Lh14120120120巧0150165L,卜14222929373740L,n飞In182525333335L,H14334444口h924.731.541546985.5bh1023.73039.552.567.5846.2.5T型内岩心管见图15和表17,升一一、乳o图15T型内岩心管15标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表17T型内岩心管规格尺寸代号公差ReABNHno20.526.53547.56278do18233143.556.574d,H919.2524.753345.559.2577lH143030303030337,H14212121212125AH91924.532.54558.576.5BH81823.531.54457.575.53.2.6T型内管短截见图16和表18,!一丰一上一1、二习牡一’3二一L,图16T型内管短截表18T型内管短截规格尺寸代号公差REABNHnH1420.526.53547.56279nh919.2524.753345.559.2577刀七h919.22533.54659.577.5d卜918233143.556.574I.h14180工目0180210210240L,卜14202020202024乙2h1415202020202416免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GS/T16950一19976.2.7T型卡簧座见图17和表”。图17T型卡簧座表19T型卡簧座规格尺寸代号公差议EABNH月h1021.82837506581dH1019.2524.753345.559.2577d,Hg20.525.53446.559.577d,H919.223.931.7445774.2d,H1013.222.930.7435673.2乙J,14SO60656565707"1,14152020202024lH12152020202024tJ.,1411.5222.52.5Sj"14446881062.8’r型卡簧见图18和表20,图18T型卡簧17标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)Gs/T16950一1997表20T型卡簧规格尺寸代号公差REABNHDh1020253345.558.576dH1016.721.228.5415471.4I,h14151820222225t0.60.70.850.850.851夕18015015015"is,1506.2.9T型钻头见图19和表21,一Op另合生，，，一，，，，，，匕l门图19T型钻头表21T型钻头规格尺寸代号公差REARNH’几2836.546.5607695几1721.52941.554.572nhll273545587391dH1423.2303g526783Lj.14100120130135135150H1490110115120120130一lH142532324040451,mln2027273535401,H14446666AH924.731.541546985.5BH823.73039.552.567.58416免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19976.3P型双层岩心管6.3.1P型双管包括A,B,N,H,P,S六种规格。其总成见图20,图20P型钻具总成6.3.2P型岩心管接头见图21和表22,外管姗纹图21P型岩心管接头标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)c8/r16950一1997表22P型岩心管接头规格尺寸代号公差A13NHPSAj.,1445587391114.3140刀lj对438.350.364.381.3103.6129.6nj,14314356739512门/.,h14293737405555l.mm2533333550501.;,H144444661.h142727273O3535/=n】tn2323232530)01.sH1444445口l卜940526683106I;;Ib,h1038.550.564.581.5104132口之h92940.553.569.591II5h2h1027.539526889113注:双管接头的单动轴承结构及未标注参数由生产厂选定。6.3.3P型外岩心管见图22和表23,图22P型外岩心管表23P型外岩心管规格尺寸代号公差An习HP5n.45587391114.3111d36496380101.5I当1,H1432404045606OI户vn2735354052F,-1IH14芍6668f;月H940526683106131RH838.550.564.581.510J13220免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19976.3.4P型扩孔器见图23和表24,75071.连接外管连接钻头J0030石厂石乙.L,句一扣L名L,图23P型扩孔器表24P型扩孔器规格尺寸代号公差ABNHPS众4760.576.59515120.5146.5Djs14455873白1115140dH1434.546.5607799126Lh14120150150165180180L,h14293737405555L,mm253333355050L,H1444446683106134ah9405266bh10381550.564.581.51041326.3.5P型内岩心管见图24和表25,图24P型内岩心管21标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表25P型内岩心管规格尺寸代t公差ABNHPSf1.3143567395120d2738516688112i.22.52.5{3.54户1,142941546992116301h142020202430AH92940.553.569.591115ISH827.539526889113ZlH11303030334040fmm262626293535tH14444455，)供参考尺寸。6.3.6P型卡簧座见图25和表26,图25P型卡簧座表26P型卡簧座规格尺寸代号公差AUNHPSnp,143245587396120dH142941546992116d,14142941546990115d,H1426.738.551.265.986.711.7d,H1425.737.550.264.985.7110.7lH14454550505555l,H14202020243030乙卜14202020243030I.j,14656570758585S1s1468810121522免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19976.3.7P型卡赞见图26和表27,K-K图26P型卡簧表27P型卡摘规格尺寸代号公差ABNHPSDj,,142840536889114dj.1424.535.548.562.482.4107.3Ljs14202225283030t111.251.522a300100100100100100R15015015"15012"1206.3.8P型钻头见图27和表28.)团沦经二透乡2尹尹尹尹/尹1////产/训{h匕空;巨三干r了式匀‘二‘‘‘十汉2万口阅自II-30"一_Q丈Il,15"图27P型钻头23标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表28P型钻头代号公差，格尺寸l_-一」ABNHPs120146n,46.5607695So108n,253649637493118143nhll44.5586075981;三2dh143346二26d,H1136486279102135145,451.js141201301301151201201h1411011511545606011H14324040353540521,mm27「二52二E81,H146666106L34AH94052668364.581.5104t02HH838.550.56.4岩心管(钻头、扩孔器、岩心管接头)螺纹6.4.1每一种钻具组合的岩心管汁卜管)、钻头、扩孔器的螺纹是完全一致的。下列设计钻具的螺纹是通用的—单层岩心管.M,T型外岩心管;-P型外岩心管与绳索取心外岩心管。6.4.2岩心管螺纹采用对称的牙型半角为5。的梯形螺纹，各种规格螺纹的螺距、牙高、牙底宽9if:8和表29、表30,图28岩心管螺纹24免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表29岩心管螺纹螺距、牙高表二并岑REABNHPS单管344666B8M、T外管344666螺距M,T内管344444P外管466688P内管444466单管0.50.750.750.750.750.7511M,T外管0.50.750.750.750.750.75牙高M,T内管0.50.50.50.50.50.5P外管0.750.750.750.7511P内管0.750.750.750.7511表3。牙底宽表(内螺纹牙底宽/外螺纹牙底宽)、、、认卜iyle34680.51.456/1.4861.956/1.9862,956/2.9860.751.434/1.4641.934/1.964.2,934/2.96412,912/2.9423.912/3.9426.4.3岩心管螺纹螺距误差在24mm内不得超过士0.05mm，在螺纹全长上不得超过士0.1mm。螺纹牙高误差由大小径控制，牙底宽误差选H11,了钻杆及接头7.1钻杆采用端部加厚的管坯制造，钻杆柱由接头或上、下接头副连接。钻杆及接头的螺纹公称尺寸是抑J的。了.2常规圆柱梯形螺纹连接的钻杆见图29和表31,卜一一一一一一一，止—下尸一一一者_右!—_5l060"图29圆柱螺纹连接钻杆25标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)cB/T16950一1997表31常规圆柱梯形螺纹连接钻杆参数nlnI规格尺寸代号公差REARNHn}253343546789d=172433.544.557.578d,H14212735445573d;H10162230384866AH9212735445573BH8182432405068l士101500,30001500.30003000,45003000.45003000,45003000,4500rH1445506065708Olrn胜n354050556070I!1II68881010l1s141001101301401501707.3H柱梯形螺纹的钻杆柱接头(下接头)见图30和表32,ll}t,一卜口les分一一分，口禽r;,tH脚)n-一“I「’}夏图30圆柱梯形螺纹钻杆柱下接头表32圆柱梯形螺纹钻杆柱接头参数mm规格尺寸}}s1公差REABNH1)卜1226344455690dH12121416223045d,js14141722284055竺6免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GH/T16950一1997表32(完)n1们1规格尺寸代号公差REABNHah9212735445573bh10182432405068Lj.14115135155180195220l,h143540505560701,mm2934444954641,js14253535404550lH14455060707585Hh141824323850727.4圆柱梯形螺纹的钻杆柱上接头(加7.3接头组成接头副)见图31和表33,图31圈柱梯形螺纹钻杆柱上接头表33圃柱梯形螺纹钻杆柱上接头nl们1规格尺寸代号公差REABNHDh12+.1::3444556890dH12121416223045d,js14141722284055d,H10212735445573AaH9h9212735445573标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表33(完)nlnl规格尺寸代号公差REAENHBbhH180182432405068Lj.1416019021524026530011H14455060657080l,mm3540505560701,H1468881010tH14556070758595L,h14455060707585L,H14354050556070L,nun293444495464L,j.14253535404550Hh141824323850727.5顶锥式回柱梯形螺纹连接的钻杆见图32和表34,}t1,书-甲，，/，，，，，，，，，，尹，，，尸了钊多么次多环郊炊么公r月222222日口硒‘‘丙‘‘训1孟旧、吸当}_一弋。_右蛛蠢赢三一有·F，，，，，，，，艺至二7777,刃图32顶锥式圆柱梯形螺纹连接钻杆表34顶锥式圆柱梯形螺纹连接钻杆参数mm规格尺寸代号公差REABNHAo253343546789do172433.544.557.578d,H10212735445573d,js14152026334157殆H9212735445573RH8182432405068L士101500,30001500,30003000,45003000,45003000,45003000,4500!,mm202634435476ljs1465801001301602001,h14466688注:顶谁式圈柱梯形娜纹连接钻杆及接头摘引自申请号为90205888.6的国家专利.免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19977.6顶锥式圆柱梯形螺纹的钻杆柱接头(下接头)见图33和表35,L图33顶锥式圆柱梯形螺纹钻杆柱接头表35顶锥式圆柱梯形螺纹钻杆柱接头参数,tut卜规格尺，J代号公差REA13卜{1)1,12263114污5石:,91,Q)d日121211183"l几ldj,14131618213218dhlo2127354l了3l1~卜曰卜9212735,卜l一l卜、}儿h10182I32加含";C7j,jI1301501802202小32,/.,卜1445557090to1n,7.2卜;1.13515607595125}!.j.,1115202735IS】.J/,.j..,14I1162331I鑫性II/...j,1425353S卜JISSoHh14182毛3238知)72J竺勺标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950-19977.7顶锥式圆柱梯形螺纹钻杆柱上接头(加7.6接头组成接头副)见图31和表36,石一{石10口一日‘3/.;丰「尸三一耸一一口奉场么茶〔习口攀鑫簇l一}__l一黔弋一一飞翌//I二今砂///乙叮夕图34顶锥式圆柱梯形螺纹钻杆柱上接头表36顶锥式圆柱梯形螺纹钻杆柱上接头nlln规格尺寸代号公差RF1l飞NHnh12263444556890dH12121416，，3045d,H10212735445573d卜102127351侣5573d,js14131618243248AuHh92127354455731b3hH1801824321O5068I.j,14160200230275325395(,H14405065801001301,.mm232836435375l,h14466688lH145060759才、110140L,h1445557O90110110L,p14253535毛O4550/.,H143545607595125L,j,14l52027354553L,j.,14111623:i141名9矛Ih1418243238507230免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)cB/T16950一19977.8常规回柱梯形和顶锥式圆柱梯形钻杆螺纹螺距、牙形、牙高、牙底宽见图35和表37,38,常规圈柱梯形顶锥式图35钻杆螺纹表37钻杆螺纹螺距、牙高几atzaREABNH螺距668888牙高1.51.51.522.52.5表38钻杆螺纹牙底宽表(内螺纹牙底宽/外螺纹牙底宽)常规螺纹顶锥螺纹资丫之68681.52.87/2.903.87/3.902.435/2.4653.435/3-46523.825/3-8553.247/3-2772.53.781/3.813.059/3-0897.9钻杆螺纹螺距误差在24mm内不得超过10.05mm.在螺纹全长上不得超过士。.1mm,螺纹牙高由螺纹大小径控制，牙底宽误差选H11,套管及其附件金刚石岩心钻探用套管分为X和W两种系列。X系列是管体两端均为内螺纹，靠接箍连接;W系列则是管体两端分别加工成内、外螺纹，可以直接连接。X系列接箍内径与W系列套管内径相同。套管、套管接箍、套管钻头、套管扩孔器、套管鞋内外径尺寸见表39所示。标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表39金刚石岩心钻探套管及附件尺寸系列们飞tn口径代号EABNHP普通岩心钻头外径46.5607695120146普通扩孔器外径4760.576.595.5120.5146.5X系列套管外径45587391114.3139.7X系列套管内径38496380102.9127.3W系列套管外径45587391114.3139.7W系3i}l套管内径37.54861.57898.8123.3套管钻头外径46.5607695120146套管钻头内径34一546577598122套管扩孔器外径4760.576.595.5120.5146.5打入式契管鞋外径45587391114.3139.7打入式套管鞋内径38496380102.9127.3钻进式套，笨}·外径46.56O7695120146钻进式套"i"ft内径3了5486279102124套管接孤州径45587391114.3139.7套管接4"A内径37.54861.57898.8123.38.2X系列套竹的主要尺寸见图36和表40,}7r气1,}日日‘r子冲，与州丫‘尹，/////////////////////J卜J创知与卜人气:刚一勺Z今沪，户尸，一卢夕//////////////////////砂，，卜沪，沪甲，户丫勺‘，图36X系列套管表40金刚石岩心钻探X系列套管mm规格尺寸代号}:EX八XI3XNXHXPX几一45SS7391114.3139.7.d0}38l96380102.9127.3l_4今之55468.5855108.3133.7ti9KrHS礴152.56784106.3131，71,一H1440505O60606054儿min36444452521H14466688L3000^-600032免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)CB/T16950一19978.3x系列套管接箍主要尺寸见图37和表41,立蒸一轰L,750I-Ls，召李毖民公留成曰甲771仁一b一1300八尸//，，图37X系列套管接箍表41金刚石岩心钻探X系列套管接箍mm规格尺寸代号公差EXAXBXNXHXPXD45587391114.3139.7d37.54861.57898.8123.3d,38496380102。91273口h942.5468.585.5108.3133。7bhlo4152.5678咭106.3131.7L,h14405050606060/.,m泊n364444545252L,H14466688Ljs141201401401701801808.4X系列打入式套管鞋见图38和表42,图38X系列打入式套管鞋33标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表42金刚石岩心钻探X系列打入式套管鞋nlnl规格尺寸代号公差EXAXUXNXHX子"XD45587391114.3139.7d38496380102.9127.3AH942.55468.585.5108.3133.7ftH84152.56784106.3131.7乙H1440505060606uhmm3644445452521,H144666881.j,14901001001101101108.5X系列钻进式套管鞋见图39和表43,图39X系列钻进式套管鞋表43金刚石岩心钻探X系列钻进式套管鞋m)1、规格尺寸代号公差FXAXBXNXHXPX!1)1656076951201461),37.5486279102124T-1)h1245I7391114.3139.7dH1238496380102.9127.3厂IH94255468.5855108.3133.7If118注1厂52.。-6781106.3131.7石H14全O5050606O60l.nun36444454.5252r=H14466688/.j,149010010011011011034免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一19978.6x系列套管钻头见图40和表“。图40X系列套管钻头表44金刚石岩心钻探x系列套管钻头】11n、规格尺寸代号公差EXAXBXNXHXPX几46,5607695120146D,34.546577598122Dn1245587391114.3139.7dH123496380102.9127.3AH942.55468.585.5108.3133.7BH84152.56784106.3131.71,H144050506060601,幻、，n3644445452521,H14466688Lj.148595951051051058.7X系列套管扩孔器见图41和表45,图41X系列套管扩孔器35标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)Cs/T16950一1997表45金刚石岩心钻探x系列套管扩孔器mn】规格尺寸代号公差EXAX8XNXHXPXn,4760.576.595.5120.5146.5nh1245587391114.3139.7dH1237.54861.57898.8123.3d,38496380102.9127.3AH942.55468.585.5108.3133.7刀H84152.56784106.3131.7八H144050506060601,mm3644445452:i2!,H14466688Ljs14140160160180180l808.8W系列套管主要尺寸见图42和表46,11,、{75"八i弋图42W系列套管表46金刚石岩心钻探W系列套管rn口1规格尺寸代号公差EXAXAXNXHXPXn,45587391114.3139.7d。37.54861.57898.8123.3Al.H9/h942.55468.585.5108.3133.7BlbH8/h104152.56784106.3131.7l,H14405050606060l,们un364444545252l,H14466688L,h14405050606060L,n、.n364444545252L,H14466688.L3000^600036免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一199)8.9W系列打人式套管鞋与x系列通用，见图38和表42,8.10W系列钻进式套管鞋与X系列通用，见图39和表43,8.11W系列套管钻头见图43和表47,图43W系列套管钻头表47金刚石岩心钻探W系列套管钻头规格尺寸代号公差EXAXBXNXHXPXD.46.5607695120146D,34.5465775g8122Dh1245587391114.3139.7dH1237.54861.57898.8123.3AH942.55468.585.5108.3133.7BH84152.56784106.3131.7l,H144050506060601,nl蕊n3644445452521,H14466688乙j.1485951051051051058.12w系列套管扩孔器见图44和表48,图“W系列套管扩孔器标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)Gs/T16950一1997表48金刚石岩心钻探w系列套管扩孔器n】nl规格尺寸代号公差EXAXIixtiXHXPXD,4760.576.595.5120.5116.5Dh1215587391114.3139.7JH1237.54861.57898.8123.3lAl.H9/h942.55468.585.:.{1983133-7R/hH8/h10415256784l06.3131.7l,H144050506060607.mm3644忿毛545252f,H14吐666881.,h144O50506n一160/,mm;i6444.1515252L,H14466688I,j.,14140160I801801801808.13套管螺纹采用对称的牙形半角为5.的梯形螺纹，螺距及牙高、牙底宽见图45和表49,表50,图45套管螺纹表49套管螺纹螺距、牙高表nlnl规格EA[1呵HF"一I螺距4666Aft牙高0.750.750.750.7气1I38免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表5。套管螺纹牙底宽表谈几谈遭~4b8O.iS1.9342.93413.91314套管螺纹螺距误差在24mm内不得超过士0.05mm，在螺纹全长上不得超过士0.1mm.螺纹牙高误差由大、小径控制。牙底宽误差选H11.标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)Ga/T16950一1997附录A(提示的附录)钻具壁厚及匹配间隙表级孔币i外内管管下一级孔径Ila,书外内管竹图A1t:一级孔往二I;一级孔径i2(a+b+c)孔径=钻头内径十2(d+,-+J+A+h)式中:a-套管外径与孔壁间隙;b-套管壁厚(按w套管);。—扩孔器与套管内径的间隙;d—外岩心管与孔壁的间隙;，—外岩心管壁厚;厂—内外管间隙;9—内岩心管壁厚;h一一钻头内径与内岩心管内径的间隙。免费标准下载网(www.freebz.net)无需注册即可下载 免费标准下载网(www.freebz.net)GB/T16950一1997表A1REABRSRTESET人SAMATAPBSBMBTBPfa7}}}9a!{一1.251.251.251.251.751.751.751.75b3.753.7555555.755.755.755.75c0.250.250.50.50.50.50.50.50.50.5d1111111.251.251.251.25心2.252.25334.53.53.54.553.753.755I11.2511.52.51.251.753g1.251.751.25221.522.5h2.750.53.750.752.251112.50.7511NHPSNSNMNTNPHSHTHPPSPPSSSPf7}}}9口2.252.252.252.253.13.13.13.43.4b6.56.56.56.57.757.757.758.28.2c0.750.750.750.751.651.651.651.41.4d1.751.751.751.752.252.252.253.13.13.03.0亡53.753.7555.545.56.46.46.56.5f11.753.51.53.53.253.5g1.52.752.523.53.54h2.51.25113.51.51.53.252.53.152标准分享网www.bzfxw.com免费下载免费标准下载网(www.freebz.net)无需注册即可下载'