CN202745716U - 螺丝头 - Google Patents

螺丝头 Download PDF

Info

Publication number
CN202745716U
CN202745716U CN 201220453803 CN201220453803U CN202745716U CN 202745716 U CN202745716 U CN 202745716U CN 201220453803 CN201220453803 CN 201220453803 CN 201220453803 U CN201220453803 U CN 201220453803U CN 202745716 U CN202745716 U CN 202745716U
Authority
CN
China
Prior art keywords
screw head
screw terminal
terminal body
head body
internal thread
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220453803
Other languages
English (en)
Inventor
徐怀阁
王道宗
李强
邢世军
李继良
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
Original Assignee
Zoucheng Yankuang Taide Industry and Trade Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zoucheng Yankuang Taide Industry and Trade Co Ltd filed Critical Zoucheng Yankuang Taide Industry and Trade Co Ltd
Priority to CN 201220453803 priority Critical patent/CN202745716U/zh
Application granted granted Critical
Publication of CN202745716U publication Critical patent/CN202745716U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Reinforcement Elements For Buildings (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Joining Of Building Structures In Genera (AREA)

Abstract

一种螺丝头,有一个带有中心孔的螺丝头体,螺丝头体后端外周有用于与套管连接的外螺纹,螺丝头体前端外周焊有沿径向布置的四道合金条,形成辅助钻进的切削刃,螺丝头体前端有用于与钻杆连接的内螺纹,内螺纹与螺丝头体的中心孔相通。本实用新型能够方便实现套管与钻杆的连接,结构简单,连接方便,对生产带来很大便利。

Description

螺丝头
技术领域
本实用新型涉及一种螺丝头,主要适用于连接套管与钻杆,起到快速连接、加快进给、提高效率的作用。
背景技术
目前,由于套管、钻杆不断更新和发展,种类、规格均有增加,这样在连接中出现了不同的差异,若不能连接牢固就会对生产带来诸多不便。
发明内容
本实用新型的目的是提供一种螺丝头,解决套管、钻杆之间不便于连接的难题。
本实用新型的目的是以如下方式实现的:有一个带有中心孔的螺丝头体,螺丝头体后端外周有用于与套管连接的外螺纹,螺丝头体前端外周焊有沿径向布置的四道合金条,形成辅助钻进的切削刃,螺丝头体前端有用于与钻杆连接的内螺纹,内螺纹与螺丝头体的中心孔相通。
本实用新型能够方便实现套管与钻杆的连接,结构简单,连接方便,对生产带来很大便利。
附图说明
图1是本实用新型的结构示意图。
具体实施方式
参照图1,有一个带有中心孔的螺丝头体2,螺丝头体2后端外周有用于与套管连接的外螺纹1,螺丝头体2前端外周焊有沿径向布置的四道合金条3,螺丝头体2前端有用于与钻杆连接的内螺纹4,内螺纹4与螺丝头体2的中心孔5相通。

Claims (1)

1. 一种螺丝头,有一个带有中心孔的螺丝头体,其特征在于:螺丝头体(2)后端外周有用于与套管连接的外螺纹(1),螺丝头体(2)前端外周焊有沿径向布置的四道合金条(3),螺丝头体(2)前端有用于与钻杆连接的内螺纹(4),内螺纹(4)与螺丝头体(2)的中心孔(5)相通。
CN 201220453803 2012-09-07 2012-09-07 螺丝头 Expired - Fee Related CN202745716U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220453803 CN202745716U (zh) 2012-09-07 2012-09-07 螺丝头

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220453803 CN202745716U (zh) 2012-09-07 2012-09-07 螺丝头

Publications (1)

Publication Number Publication Date
CN202745716U true CN202745716U (zh) 2013-02-20

Family

ID=47705133

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220453803 Expired - Fee Related CN202745716U (zh) 2012-09-07 2012-09-07 螺丝头

Country Status (1)

Country Link
CN (1) CN202745716U (zh)

Similar Documents

Publication Publication Date Title
CN203266529U (zh) 一种磁性可调螺丝刀
CN202745716U (zh) 螺丝头
CN202333599U (zh) 带电作业悬垂线夹给销器
CN201925306U (zh) 可分段拼合的螺丝
CN202903394U (zh) 一种应变片安装环
CN201866370U (zh) 一种直通状的阀体
CN202939533U (zh) 一种手柄按键防脱离结构
CN202560750U (zh) 设有旋转棒的螺栓
CN202883623U (zh) 自攻连接螺钉
CN203214534U (zh) 半螺纹六角螺栓
CN203031150U (zh) 易更换焊接电极
CN203214533U (zh) 一种半螺纹螺栓
CN202971504U (zh) 输电塔用的外六角高强度螺栓
CN202883624U (zh) 自攻分段螺牙连接螺钉
CN202560756U (zh) 数控机床用固定螺杆
CN202943104U (zh) 制管机溜槽钢丝夹头
CN202754689U (zh) 一种吊环螺钉
CN203019268U (zh) 套筒式呆扳手
CN202883625U (zh) 自攻耐腐连接螺钉
CN202490953U (zh) 一种螺栓快速钻孔机
CN202867532U (zh) 一种灌装机连杆
CN202560759U (zh) 数控机床用锥形头螺栓
CN202561411U (zh) 电动黄油泵用活塞杆
CN201970025U (zh) 合金焊丝
CN202124935U (zh) 用于钢结构的钢管连接机构

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130220

Termination date: 20210907

CF01 Termination of patent right due to non-payment of annual fee