CN217501581U

CN217501581U - Petroleum drill pipe

Info

Publication number: CN217501581U
Application number: CN202221476772.9U
Authority: CN
Inventors: 华俊
Original assignee: Xi'an Tongchang Oil And Gas Technology Co ltd
Current assignee: Xi'an Tongchang Oil And Gas Technology Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-09-27
Anticipated expiration: 2032-06-14

Abstract

The utility model belongs to the technical field of the oil, especially, an oil drill pipe, including the drilling rod base member, the outer periphery fixed mounting of drilling rod base member has wear-resisting protection base plate, and the equal fixed mounting of outer periphery at both ends has a plurality of strengthening rib around the drilling rod base member, and both ends are equipped with connection port one and connection port two respectively around the drilling rod base member, and the inside fixed mounting in proper order of drilling rod base member has heat preservation one and heat preservation two, and the spread groove has all been seted up at both ends around the drilling rod base member, and the interior circumference of spread groove has seted up the thread groove. The connection between the drill rod base bodies can be used through the connection port I and the connection port II which are arranged, meanwhile, the connection port I or the connection port II can be replaced through damage, the use of quick maintenance is achieved, meanwhile, when the drill rod base bodies are connected for use, the connection port I and the connection port II can be used for quick butt joint through the butt joint internal thread groove and the butt joint external thread cylinder, and the connection efficiency between the drill rod base bodies cannot be influenced.

Description

Petroleum drill pipe

Technical Field

The utility model belongs to the technical field of the oil, concretely relates to oil drill pipe.

Background

The drill rod is usually used for connecting surface equipment such as a drilling machine and the like positioned on the ground and drilling and grinding equipment or a bottom hole device positioned at the bottom of a drilling well and is matched with a drill bit to carry out drilling operation.

The drilling operation that thereby current drilling rod need be connected the drilling rod and can be applicable to longer degree of depth when carrying out the great drilling operation use of degree of depth, and current drilling rod is mostly the integral structure, is carrying out connection and the dismantlement process that relapse between with the drilling rod, in case the connection area of drilling rod tip is impaired, will make whole drilling rod can't connect the use once more.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an oil drill rod has solved the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an oil drill pipe comprises a drill pipe base body, wherein a wear-resistant protection base plate is fixedly arranged on the outer circumferential surface of the drill pipe base body, a plurality of reinforcing ribs are fixedly arranged on the outer circumferential surface of each of the front end and the rear end of the drill pipe base body, a first connecting port and a second connecting port are respectively arranged at the front end and the rear end of the drill pipe base body, a first heat insulation layer and a second heat insulation layer are sequentially and fixedly arranged in the drill pipe base body, connecting grooves are respectively formed in the front end and the rear end of the drill pipe base body, threaded grooves are respectively formed in the inner circumferential surface of each connecting groove, a connecting cylinder is fixedly arranged at one end, close to each other, of the first connecting port and the second connecting port, the first connecting port and the second connecting port are respectively in threaded connection with the adjacent connecting grooves through the connecting cylinders, a plurality of positioning groove openings are respectively formed in the outer circumferential surface of the front end and the rear end of the drill pipe base body, and positioning bolts are respectively arranged in the positioning groove openings, one end of the first connecting port, which is far away from the drill rod base body, is provided with a butt joint internal thread groove, and one end of the second connecting port, which is far away from the drill rod base body, is fixedly provided with a butt joint external thread cylinder.

Preferably, the drill rod base body, the first connecting port and the second connecting port are all concentrically arranged, and the plurality of reinforcing ribs are circumferentially arranged at equal intervals along the axis of the drill rod base body.

Preferably, the first heat-insulating layer, the second heat-insulating layer and the drill rod base body are all concentrically arranged, and the radius of the first heat-insulating layer is smaller than that of the second heat-insulating layer.

Preferably, the butt joint internal thread groove is matched with the butt joint external thread cylinder in a structure size and position completely and correspondingly.

Preferably, the inner wall of the connecting groove and the outer surface of the connecting cylinder are both provided with a positioning hole, and the positioning bolt is in threaded connection with the drill rod base body through the positioning hole.

Compared with the prior art, the beneficial effects of the utility model are that:

this oil drill pipe, through the drilling rod base member that sets up, split type integrated configuration can be realized to connection port one and connection port two, a problem that can't reconnect the use that leads to easy impaired and to drilling rod base member end connection department, connection port one and connection port two through setting up can be used for the connection between the drilling rod base member to use, simultaneously when appearing impaired accessible change connection port one or connection port two realize the use of quick maintenance, connection port one and connection port two can carry out quick butt joint through butt joint internal thread groove and butt joint external screw thread section of thick bamboo and use when connecting the use at the drilling rod base member simultaneously, can not lead to the fact the influence to the connection efficiency between the drilling rod base member.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of the present invention;

fig. 3 is a schematic structural diagram of a position a in fig. 2 according to the present invention.

In the figure: 1, a drill rod substrate; 2, a wear-resistant protective substrate; 3, reinforcing ribs; 4 connecting the first port; 5 connecting a second port; 6, a first heat-insulating layer; 7, a second heat-insulating layer; 8, connecting grooves; 9 connecting the cylinder; 10, positioning holes; 11 positioning bolts; 12 butting the inner thread groove; 13 butting the external thread cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: an oil drill rod comprises a drill rod base body 1, wherein a wear-resistant protection base plate 2 is fixedly installed on the outer circumferential surface of the drill rod base body 1, a plurality of reinforcing ribs 3 are fixedly installed on the outer circumferential surface of the front end and the rear end of the drill rod base body 1, the reinforcing ribs 3 are arranged on the circumference of the axis of the drill rod base body 1 at equal intervals, a first connecting port 4 and a second connecting port 5 are respectively arranged at the front end and the rear end of the drill rod base body 1, the first connecting port 4 and the second connecting port 5 are concentrically arranged, a first heat insulation layer 6 and a second heat insulation layer 7 are sequentially and fixedly installed in the drill rod base body 1, the first heat insulation layer 6, the second heat insulation layer 7 and the drill rod base body 1 are concentrically arranged, the radius size of the first heat insulation layer 6 is smaller than that of the second heat insulation layer 7, connecting grooves 8 are respectively formed in the front end and the rear end of the drill rod base body 1, threaded grooves are formed in the inner circumferential surface of the connecting grooves 8, and a connecting cylinder 9 is fixedly installed at the end, which is close to the first connecting port 4 and the second connecting port 5, thread grooves are formed in the outer circumferential surface of the connecting cylinder 9, the first connecting port 4 and the second connecting port 5 are in threaded connection with the adjacent connecting grooves 8 through the connecting cylinder 9 respectively, a plurality of positioning notches are formed in the outer circumferential surfaces of the front end and the rear end of the drill rod base body 1 respectively, positioning holes 10 are formed in the inner wall of each connecting groove 8 and the outer surface of the connecting cylinder 9 respectively, positioning bolts 11 are arranged inside the positioning notches, the positioning bolts 11 are in threaded connection with the drill rod base body 1 through the positioning holes 10, the first connecting port 4 is far away from one end of the drill rod base body 1 and is provided with a butt joint inner thread groove 12, the second connecting port 5 is far away from one end of the drill rod base body 1 and is fixedly provided with a butt joint outer thread cylinder 13, and the butt joint inner thread groove 12 is completely matched with the butt joint outer thread cylinder 13 in structural size and position in a corresponding mode.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, drilling rod base member 1 through the setting, split type integrated configuration can be realized to connection port 4 and connection port two 5, a problem that can't the reconnection use that leads to is impaired easily to drilling rod base member 1 end connection department, connection port 4 and connection port two 5 through the setting can be used for the connection between the drilling rod base member 1 to use, simultaneously when appearing impaired accessible change connection port 4 or connection port two 5 realize the use of quick maintenance, connection port 4 and connection port two 5 can carry out quick butt joint through butt joint internal thread groove 12 and butt joint external screw thread section of thick bamboo 13 and use when connecting the use at drilling rod base member 1 simultaneously, can not lead to the fact the influence to the connection efficiency between the drilling rod base member 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An oil drill pipe, comprising a drill pipe base body (1), characterized in that: the outer circumferential surface of the drill rod base body (1) is fixedly provided with a wear-resistant protection base plate (2), the outer circumferential surfaces of the front end and the rear end of the drill rod base body (1) are fixedly provided with a plurality of reinforcing ribs (3), the front end and the rear end of the drill rod base body (1) are respectively provided with a connection port I (4) and a connection port II (5), the interior of the drill rod base body (1) is sequentially and fixedly provided with a heat preservation layer I (6) and a heat preservation layer II (7), the front end and the rear end of the drill rod base body (1) are respectively provided with a connection groove (8), the inner circumferential surface of the connection groove (8) is provided with a thread groove, one end, close to each other, of the connection port I (4) and the connection port II (5) is fixedly provided with a connection cylinder (9), the outer circumferential surface of the connection cylinder (9) is provided with the connection port I (4) and the connection port II (5) which are respectively in threaded connection with the connection grooves (8) close to the connection cylinder (9), a plurality of location notch has all been seted up to the outer periphery at both ends around drilling rod base member (1), and the inside of a plurality of location notch all is equipped with positioning bolt (11), and drilling rod base member (1) one end is kept away from in connection port (4) has been seted up and has been docked internal thread groove (12), and drilling rod base member (1) one end fixed mounting is kept away from in connection port two (5) has a butt joint external screw thread section of thick bamboo (13).

2. An oil drill pipe according to claim 1, characterized in that: the drill rod base body (1), the connecting port I (4) and the connecting port II (5) are all arranged concentrically, and the plurality of reinforcing ribs (3) are arranged at intervals circumferentially with the axis of the drill rod base body (1).

3. An oil drill pipe according to claim 1, characterized in that: the first heat-insulating layer (6), the second heat-insulating layer (7) and the drill rod base body (1) are all arranged concentrically, and the radius size of the first heat-insulating layer (6) is smaller than that of the second heat-insulating layer (7).

4. An oil drill pipe according to claim 1, characterized in that: the butt joint internal thread groove (12) is completely matched with the butt joint external thread cylinder (13) in structural size and position in a corresponding mode.

5. An oil drill pipe according to claim 1, characterized in that: the inner wall of the connecting groove (8) and the outer surface of the connecting cylinder (9) are provided with positioning holes (10), and the positioning bolt (11) is in threaded connection with the drill rod base body (1) through the positioning holes (10).