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公开(公告)号：US09631431B2
公开(公告)日：2017-04-25
申请号：US14383555
申请日：2012-04-17
申请人： Li Chen , Xiaobin Chen , Pan Hu , Juan Lv
发明人： Li Chen , Xiaobin Chen , Pan Hu , Juan Lv
摘要： A WD sidewall coring tool includes: an outer cylinder set (34); a retrieving mechanism (35); a drilling sealer mechanism (36); a power mechanism (37); and a coring mechanism (38); wherein the outer cylinder set (34) includes a stabilizer (1), a limiting connector (22), and a turning connector (23) connected in sequence; wherein the retrieving mechanism (35) includes a retrieving cylinder (39), a retrieving head set (40), and a steel rope (33); wherein the drilling sealer mechanism (36) includes a connecting rod (28), a universal joint (24), a plug sleeve (29), and a sealing plug (30); wherein the power mechanism (37) includes a flat thrust bearing (17), a screw stator (18), a screw rotor (19), a limiting piston (20), and a first spring (21); wherein the coring mechanism (38) includes a coring cylinder (25), a core grabber (26), and a coring bit (27).
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公开(公告)号：US20150047909A1
公开(公告)日：2015-02-19
申请号：US14383555
申请日：2012-04-17
申请人： Li Chen , Xiaobin Chen , Pan Hu , Juan Lv
发明人： Li Chen , Xiaobin Chen , Pan Hu , Juan Lv
摘要： A WD sidewall coring tool includes: an outer cylinder set (34); a retrieving mechanism (35); a drilling sealer mechanism (36); a power mechanism (37); and a coring mechanism (38); wherein the outer cylinder set (34) includes a stabilizer (1), a limiting connector (22), and a turning connector (23) connected in sequence; wherein the retrieving mechanism (35) includes a retrieving cylinder (39), a retrieving head set (40), and a steel rope (33); wherein the drilling sealer mechanism (36) includes a connecting rod (28), a universal joint (24), a plug sleeve (29), and a sealing plug (30); wherein the power mechanism (37) includes a flat thrust bearing (17), a screw stator (18), a screw rotor (19), a limiting piston (20), and a first spring (21); wherein the coring mechanism (38) includes a coring cylinder (25), a core grabber (26), and a coring bit (27). A drill is not tripped before coring, so as to provide WD sidewall coring and core a drilled stratum, wherein a core with large diameter and sufficient length is able to be obtained for ensure sufficient quality.
摘要翻译： WD侧壁取芯工具包括：外筒套（34）; 检索机构（35）; 钻孔密封机构（36）; 动力机构（37）; 和取芯机构（38）; 其中所述外筒组件（34）包括稳定器（1），限制连接器（22）和顺序连接的转动连接器（23） 其特征在于，所述检索机构（35）包括检索滚筒（39），检索头组（40）和钢丝绳（33）。 其中所述钻孔密封机构（36）包括连杆（28），万向接头（24），塞套（29）和密封塞（30）; 其特征在于，所述动力机构（37）包括平推力轴承（17），螺杆定子（18），螺杆转子（19），限制活塞（20）和第一弹簧（21）。 其中所述取芯机构（38）包括取芯圆筒（25），芯部抓取器（26）和取芯钻头（27）。 在取芯之前钻头不会脱落，以便提供WD侧壁取芯和芯部钻孔层，其中可以获得具有大直径和足够长度的芯以确保足够的质量。
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