CN201991462U - 铸钢双螺纹钻杆 - Google Patents

铸钢双螺纹钻杆 Download PDF

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Publication number
CN201991462U
CN201991462U CN2011200658982U CN201120065898U CN201991462U CN 201991462 U CN201991462 U CN 201991462U CN 2011200658982 U CN2011200658982 U CN 2011200658982U CN 201120065898 U CN201120065898 U CN 201120065898U CN 201991462 U CN201991462 U CN 201991462U
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China
Prior art keywords
double
drill rod
rod body
cast steel
threaded
Prior art date
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Expired - Lifetime
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CN2011200658982U
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English (en)
Inventor
郑春梅
刘文江
李小平
褚晓旭
翟东
王苏彭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zoucheng Yankuang Taide Industry and Trade Co Ltd
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Zoucheng Yankuang Taide Industry and Trade Co Ltd
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Priority to CN2011200658982U priority Critical patent/CN201991462U/zh
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Abstract

一种铸钢双螺纹钻杆,钻杆体的后端有螺纹杆,钻杆体的前端有螺纹孔,钻杆体的外圆周上布有两道螺旋翅,两道螺旋翅之间等间距布置。本实用新型配合煤电钻打煤孔使用,采用双螺旋翅结构,使用时排屑效果好,提高了钻进效率,降低了能耗。

Description

铸钢双螺纹钻杆
技术领域
本实用新型涉及一种铸钢螺纹钻杆,配合煤电钻打煤孔用。
背景技术
原有的螺纹钻杆为单道螺旋翅结构,排屑效果差,钻进效率低,耗能大。
发明内容
本实用新型的目的是提供一种铸钢双螺纹钻杆,解决原有螺纹钻杆排屑效果差的技术问题。
本实用新型的目的是以如下方式实现的:钻杆体的后端有螺纹杆,钻杆体的前端有螺纹孔,钻杆体的外圆周上布有两道螺旋翅,两道螺旋翅之间等间距布置。螺纹杆用于与钻机连接,螺纹孔用于与钻头连接。
本实用新型采用双螺旋翅结构,使用时排屑效果好,提高了钻进效率,降低了能耗。
附图说明
附图是本实用新型的结构示意图。
具体实施方式
参照附图,钻杆体3的后端有螺纹杆4,钻杆体3的前端有螺纹孔1,钻杆体3的外圆周上布有两道螺旋翅2,两道螺旋翅2之间等间距布置。

Claims (1)

1.一种铸钢双螺纹钻杆,钻杆体的后端有螺纹杆,钻杆体的前端有螺纹孔,其特征在于:钻杆体(3)的外圆周上布有两道螺旋翅(2),两道螺旋翅(2)之间等间距布置。
CN2011200658982U 2011-03-15 2011-03-15 铸钢双螺纹钻杆 Expired - Lifetime CN201991462U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200658982U CN201991462U (zh) 2011-03-15 2011-03-15 铸钢双螺纹钻杆

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200658982U CN201991462U (zh) 2011-03-15 2011-03-15 铸钢双螺纹钻杆

Publications (1)

Publication Number Publication Date
CN201991462U true CN201991462U (zh) 2011-09-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011200658982U Expired - Lifetime CN201991462U (zh) 2011-03-15 2011-03-15 铸钢双螺纹钻杆

Country Status (1)

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CN (1) CN201991462U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112324366A (zh) * 2020-10-26 2021-02-05 邹城兖矿泰德工贸有限公司 铸钢双螺旋接杆

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112324366A (zh) * 2020-10-26 2021-02-05 邹城兖矿泰德工贸有限公司 铸钢双螺旋接杆

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Granted publication date: 20110928

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