CN204238870U - A kind of drill rod connector - Google Patents

A kind of drill rod connector Download PDF

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Publication number
CN204238870U
CN204238870U CN201420643166.0U CN201420643166U CN204238870U CN 204238870 U CN204238870 U CN 204238870U CN 201420643166 U CN201420643166 U CN 201420643166U CN 204238870 U CN204238870 U CN 204238870U
Authority
CN
China
Prior art keywords
pipe section
drill pipe
described
arranged
pin
Prior art date
Application number
CN201420643166.0U
Other languages
Chinese (zh)
Inventor
郑国荣
郑柏林
Original Assignee
郑州神利达钻采设备有限公司
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 郑州神利达钻采设备有限公司 filed Critical 郑州神利达钻采设备有限公司
Priority to CN201420643166.0U priority Critical patent/CN204238870U/en
Application granted granted Critical
Publication of CN204238870U publication Critical patent/CN204238870U/en

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Abstract

The utility model provides a kind of drill rod connector, comprises the first drill pipe section, connector nut, holding device and the second drill pipe section.First drill pipe section is arranged on the top of the second drill pipe section by connector nut, connector nut is arranged on the centre position of the first drill pipe section and the second drill pipe section, holding device is arranged on above connector nut, second drill pipe section is arranged on the lower position of the first drill pipe section by connector nut, and the first drill pipe section comprises pin-shaped end and the first drill pipe section lower end.The utility model is by the setting of the second drill pipe section, seal and holding device, make structure simple, easy to process, be conducive to the leakage preventing pressure, improve sealing performance, prevent the rotation of attaching nut from closing, improve the flexible performance connected, increase the bonding strength between drill bit and auger spindle, reduce maintenance cost further, increase the service life.

Description

A kind of drill rod connector

Technical field

The utility model belongs to drilling well production equipment accessory field, particularly relates to a kind of drill rod connector.

Background technology

At present, at exploration and production oil and natural gas, drilling rod has had multiple use, more and more higher to the requirement of the joint of drilling rod like this.If the joint of drilling rod applies less moment of torsion, transmission capacity may cause too much torque, and the friction factor caused is lower, and excessive moment of torsion can tensible, explosion box parts, the drilling rod that breaks or rupture.This is that we do not wish to see, can cause shorten the application life of drilling rod, and maintenance cost increases.

Also exist based on existing drill rod connector and connect dumb convenience, the bonding strength between drill bit and auger spindle is little, the safety and stablization poor performance of work, the problem that maintenance cost is high and application life is short.

Therefore, one more reasonably drill rod connector need be invented.

Utility model content

In order to solve the problems of the technologies described above, the utility model provides a kind of drill rod connector, and there is the dumb convenience of connection to solve existing drill rod connector, the bonding strength between drill bit and auger spindle is little, the safety and stablization poor performance of work, the problem that maintenance cost is high and application life is short.

The technical solution of the utility model:

A kind of drill rod connector, comprise the first drill pipe section, connector nut, holding device and the second drill pipe section, the first described drill pipe section is arranged on the top of the second drill pipe section by connector nut.

Described connector nut is arranged on the centre position of the first drill pipe section and the second drill pipe section; Described holding device is arranged on above connector nut; The second described drill pipe section is arranged on the lower position of the first drill pipe section by connector nut; The first described drill pipe section comprises pin-shaped end and the first drill pipe section lower end, and the first described drill pipe section lower end is arranged on the foot of pin-shaped end.

The second described drill pipe section comprises terminal interior surface, connector end, end outer surface and external screw thread; Described terminal interior surface is arranged on the medial surface of connector end; Described end outer surface is arranged on the lateral surface of connector end; Described connector end is arranged on the centre position of terminal interior surface and end outer surface; Described external screw thread is arranged on the upper position of end outer surface.

Described pin-shaped end comprises pin-shaped end shoulder, pin-shaped end inner surface, pin-shaped end external surface, pin-shaped end stationary plane and pin-shaped end holding surface, and described pin-shaped end shoulder is arranged on the upper position of pin-shaped end stationary plane; Described pin-shaped end inner surface is arranged on pin-shaped end inside; Described pin-shaped end external surface is arranged on pin-shaped end outside; Described pin-shaped end holding surface is arranged on the lower position of pin-shaped end stationary plane.

The first described drill pipe section lower end comprises seal and distal portion, and described seal is arranged on the outside of the first drill pipe section lower end and the binding site of terminal interior surface; Described distal portion is arranged on its lowermost position of the first drill pipe section lower end.

Described seal specifically adopts rubber pad, urethane pad, steel pad, one or several of plastic sealing gasket, is conducive to the leakage preventing pressure, improves sealing performance, and then improves the safety and stablization performance of work.

Described holding device specifically adopts the one of trip bolt and snap-fastener breech lock or two kinds, the rotation preventing connector nut is closed, is conducive to improving the flexible performance connected, increases the bonding strength between drill bit and auger spindle, further reduction maintenance cost, increases the service life.

The beneficial effects of the utility model are:

By the setting of the second drill pipe section, seal and holding device, make structure simple, easy to process, be conducive to the leakage preventing pressure, improve sealing performance, the rotation preventing attaching nut is closed, be conducive to improving the flexible performance connected, increase the bonding strength between drill bit and auger spindle, reduce maintenance cost further, increase the service life.

Accompanying drawing explanation

Fig. 1 is sectional view of the present utility model;

Fig. 2 is structural representation of the present utility model.

Detailed description of the invention

Below in conjunction with drawings and Examples, the utility model is described further:

In figure:

1-first drill pipe section, 11-pin-shaped end, 111-pin-shaped end shoulder, 112-pin-shaped end inner surface, 113-pin-shaped end external surface, 114-pin-shaped end stationary plane, 115-pin-shaped end holding surface, 12-first drill pipe section lower end, 121-seal, 122-distal portion, 2-connector nut, 3-holding device, 4-second drill pipe section, 41-terminal interior surface, 42-connector end, 43-end outer surface, 44-external screw thread.

Embodiment:

As shown in Figures 1 and 2

The utility model provides a kind of drill rod connector, comprises the first drill pipe section 1, connector nut 2, holding device 3 and the second drill pipe section 4, and the first described drill pipe section 1 is arranged on the top of the second drill pipe section 4 by connector nut 2; Described connector nut 2 is arranged on the centre position of the first drill pipe section 1 and the second drill pipe section 4; Described holding device 3 is arranged on above connector nut 2; The second described drill pipe section 4 is arranged on the lower position of the first drill pipe section 1 by connector nut 2; The first described drill pipe section 1 comprises pin-shaped end 11 and the first drill pipe section lower end 12, and the first described drill pipe section lower end 12 is arranged on the foot of pin-shaped end 11.

The second described drill pipe section 4 comprises terminal interior surface 41, connector end 42, end outer surface 43 and external screw thread 44; Described terminal interior surface 41 is arranged on the medial surface of connector end 42; Described end outer surface 43 is arranged on the lateral surface of connector end 42; Described connector end 42 is arranged on the centre position of terminal interior surface 41 and end outer surface 43; Described external screw thread 44 is arranged on the upper position of end outer surface 43.

Described pin-shaped end 11 comprises pin-shaped end shoulder 111, pin-shaped end inner surface 112, pin-shaped end external surface 113, pin-shaped end stationary plane 114 and pin-shaped end holding surface 115, and described pin-shaped end shoulder 111 is arranged on the upper position of pin-shaped end stationary plane 114; It is inner that described pin-shaped end inner surface 112 is arranged on pin-shaped end 11; It is outside that described pin-shaped end external surface 113 is arranged on pin-shaped end 11; Described pin-shaped end holding surface 115 is arranged on the lower position of pin-shaped end stationary plane 114.

The first described drill pipe section lower end 12 comprises seal 121 and distal portion 122, and described seal 121 is arranged on the outside of the first drill pipe section lower end 12 and the binding site of terminal interior surface 41; Described distal portion 122 is arranged on its lowermost position of the first drill pipe section lower end 12.

Described seal 121 specifically adopts rubber pad, urethane pad, steel pad, one or several of plastic sealing gasket, is conducive to the leakage preventing pressure, improves sealing performance, and then improves the safety and stablization performance of work.

Described holding device 3 specifically adopts the one of trip bolt and snap-fastener breech lock or two kinds, the rotation preventing connector nut 2 is closed, is conducive to improving the flexible performance connected, increases the bonding strength between drill bit and auger spindle, further reduction maintenance cost, increases the service life.

The beneficial effects of the utility model are: by the setting of the second drill pipe section, seal and holding device, make structure simple, easy to process, be conducive to the leakage preventing pressure, improve sealing performance, the rotation preventing connector nut is closed, be conducive to improving the flexible performance connected, increase the bonding strength between drill bit and auger spindle, reduce maintenance cost further, increase the service life.

Utilize technical scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technical scheme, and reach above-mentioned technique effect, is all fall into protection domain of the present utility model.

Claims (6)

1. a drill rod connector, is characterized in that, comprises the first drill pipe section, connector nut, holding device and the second drill pipe section;
The first described drill pipe section is arranged on the top of the second drill pipe section by connector nut; Described connector nut is arranged on the centre position of the first drill pipe section and the second drill pipe section; Described holding device is arranged on above connector nut; The second described drill pipe section is arranged on the lower position of the first drill pipe section by connector nut; The first described drill pipe section comprises pin-shaped end and the first drill pipe section lower end, and the first described drill pipe section lower end is arranged on the foot of pin-shaped end.
2. a kind of drill rod connector as claimed in claim 1, is characterized in that, the second described drill pipe section comprises terminal interior surface, connector end, end outer surface and external screw thread; Described terminal interior surface is arranged on the medial surface of connector end; Described end outer surface is arranged on the lateral surface of connector end; Described connector end is arranged on the centre position of terminal interior surface and end outer surface; Described external screw thread is arranged on the upper position of end outer surface.
3. a kind of drill rod connector as claimed in claim 1, it is characterized in that, described pin-shaped end comprises pin-shaped end shoulder, pin-shaped end inner surface, pin-shaped end external surface, pin-shaped end stationary plane and pin-shaped end holding surface, and described pin-shaped end shoulder is arranged on the upper position of pin-shaped end stationary plane; Described pin-shaped end inner surface is arranged on pin-shaped end inside; Described pin-shaped end external surface is arranged on pin-shaped end outside; Described pin-shaped end holding surface is arranged on the lower position of pin-shaped end stationary plane.
4. a kind of drill rod connector as claimed in claim 1, is characterized in that, the first described drill pipe section lower end comprises seal and distal portion, and described seal is arranged on the outside of the first drill pipe section lower end and the binding site of terminal interior surface; Described distal portion is arranged on its lowermost position of the first drill pipe section lower end.
5. a kind of drill rod connector as claimed in claim 4, is characterized in that, described seal specifically adopts rubber pad, urethane pad, steel pad, one or several of plastic sealing gasket.
6. a kind of drill rod connector as claimed in claim 1, is characterized in that, described holding device specifically adopts the one of trip bolt and snap-fastener breech lock or two kinds.
CN201420643166.0U 2014-11-02 2014-11-02 A kind of drill rod connector CN204238870U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420643166.0U CN204238870U (en) 2014-11-02 2014-11-02 A kind of drill rod connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420643166.0U CN204238870U (en) 2014-11-02 2014-11-02 A kind of drill rod connector

Publications (1)

Publication Number Publication Date
CN204238870U true CN204238870U (en) 2015-04-01

Family

ID=52768383

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420643166.0U CN204238870U (en) 2014-11-02 2014-11-02 A kind of drill rod connector

Country Status (1)

Country Link
CN (1) CN204238870U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104373055A (en) * 2014-11-02 2015-02-25 郑州神利达钻采设备有限公司 Drill pipe connector
CN105735908A (en) * 2016-04-13 2016-07-06 攀钢集团矿业有限公司 Drill rod connector and drilling machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104373055A (en) * 2014-11-02 2015-02-25 郑州神利达钻采设备有限公司 Drill pipe connector
CN104373055B (en) * 2014-11-02 2016-11-23 郑州神利达钻采设备有限公司 A kind of drill rod connector
CN105735908A (en) * 2016-04-13 2016-07-06 攀钢集团矿业有限公司 Drill rod connector and drilling machine
CN105735908B (en) * 2016-04-13 2018-03-16 攀钢集团矿业有限公司 Drill rod connector and rig

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20150401

Effective date of abandoning: 20161012

C25 Abandonment of patent right or utility model to avoid double patenting