CN218479796U

CN218479796U - Petroleum drilling joint

Info

Publication number: CN218479796U
Application number: CN202222845223.0U
Authority: CN
Inventors: 何洲; 肖国平; 岳成文; 贺晶
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-02-14
Anticipated expiration: 2032-10-26

Abstract

The utility model relates to an oil drilling technical field just discloses an oil drilling connects, including connecting the body, the top that connects the body is equipped with the flange, the surface that connects the body is equipped with the reinforcing ring, turn right from a left side around the reinforcing ring surface and set gradually fluted and fixed slot, spacing hole has all been seted up on the both sides of recess and fixed slot inner wall, the inside in spacing hole is equipped with the fixed column. This oil drilling connects, through the gyro wheel, the apparatus further comprises a rotating shaft, the cooperation setting of spacing hole and fixed column, can be equipped with the gyro wheel around the anchor ring surface, make connect on collision and the friction with the wall of a well, by the gyro wheel atress, the slip reduces frictional force, the protection connects and improves life, the structure of recess is convenient for the later stage change maintenance simultaneously, through the thread tightening pipe, the top cap, the cooperation setting of protection lantern ring and anchor ring, can consolidate fixedly in the outside of horizontal support column, prevent that in use support column and outside contact friction from leading to droing, improve factor of safety.

Description

Petroleum drilling joint

Technical Field

The utility model relates to an oil drilling technical field specifically is an oil drilling connects.

Background

The petroleum refers to a hydrocarbon mixture of gas, liquid and solid, has a natural production shape, and is divided into forms of crude oil, natural gas liquid, natural tar and the like, but the petroleum is still used as the definition of the crude oil in a habit, when petroleum drilling is carried out, a drill bit is often used for drilling a petroleum well, a drill rod is a device for conveying drilling mud to the drill bit and raising, lowering or rotating a bottom hole together with the drill bit, when the existing drill bit and the existing drill rod are connected, a connector is required to be used for installation for connecting and replacing drill bits of different types, and most of the connectors are matched with each other in a threaded connection mode and a transverse fixing mode.

The friction force is great when the existing joint is cut to pieces and rubbed or collided with a well wall once when entering a well drilling, the surface of the joint is lack of a buffer structure, the joint is difficult to move after being blocked and rubbed, the joint is easy to wear and damage after long-time use, the working efficiency is influenced, the traditional joint is mostly used by means of threaded connection and transverse fixed matching in the fixation of a drill bit and the joint, a transversely fixed support column is frequently subjected to drilling vibration, well drilling friction and other stresses in the using process, the support column is easy to slip, the drill bit is made to slip and lose and the well drilling is blocked, serious consequences are caused, and a fixed protective shell is lacked.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an oil drilling connects has solved the problem that connects buffering and protecting sheathing.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an oil drilling connects, includes the joint body, the top of connecting the body is equipped with the flange, the surface that connects the body is equipped with the reinforcing ring, turn right from a left side and set gradually fluted and fixed slot around the reinforcing ring surface, spacing hole has all been seted up on the both sides of recess and fixed slot inner wall, the inside in spacing hole is equipped with the fixed column, the surface of fixed column is equipped with the pivot, the surface of pivot is equipped with the gyro wheel, the through-hole that connects the both sides on body surface through seting up is equipped with the thread tightening pipe, the inside of thread tightening pipe is equipped with the support column, the surface of thread tightening pipe is equipped with the top cap, the bottom of reinforcing ring is equipped with the protection lantern ring.

Optionally, the flange is made of stainless steel, and a flange pad is arranged on the surface of the flange.

Optionally, the number of the grooves and the number of the fixing grooves are eight, and the eight grooves and the fixing grooves are equally distributed on the surface of the reinforcing ring from top to bottom.

Optionally, the surface of the roller is provided with anti-skid grains, and the surface of the roller is coated with a waterproof layer.

Optionally, one side of the surface of the fixing column is provided with a thread groove, and the surface of the thread groove is provided with a fixing nut.

Optionally, a thread groove is formed in the top cover, and the thread groove and the thread fixing pipe are matched with each other.

Optionally, both sides at the top of the protection lantern ring are provided with sliding grooves, both sides at the bottom of the reinforcing ring are provided with sliding blocks, and the sliding blocks and the sliding grooves are mutually matched.

The operation process comprises the following steps: the method comprises the steps of fixing a flange and a drill rod on a flange plate respectively, arranging a flange pad between the two flange plates, tightening the two flange plates by using bolts to enable the two flange plates to be tightly combined to enable the two flange plates to be fixed between a connector body and the drill rod, spirally installing a drill bit inside the connector body, inserting a support column into a through hole on the surface of the drill bit through a thread fixing pipe to be transversely fixed, installing top covers on the surfaces of the two thread fixing pipes to be reinforced, sleeving a protective sleeve on the drill bit, connecting a sliding groove at the top of the protective sleeve with a sliding block at the bottom of a reinforcing ring and then fixing the protective sleeve in a sliding mode, inserting a rotating shaft inside a roller into a groove after a fixed column is adjusted to a proper angle through a limiting hole and fixing the fixed column, screwing a fixing nut into a fixed groove to fix the fixed column, and when the drill pipe is used, the friction between a well wall and the connector is changed into the friction with the roller, so that the friction stress of the friction is effectively reduced, the sliding resistance is reduced, and the connector is protected.

Compared with the traditional oil drilling joint

The utility model provides an oil drilling connects possesses following beneficial effect: through the gyro wheel, the apparatus further comprises a rotating shaft, the cooperation setting of spacing hole and fixed column, can be equipped with the gyro wheel around the reinforcing ring surface, make connect on collision and the friction with the wall of a well, by the gyro wheel atress, the slip reduces frictional force, the protection connects and improves life, the structure of recess is convenient for the later stage change maintenance simultaneously, through the screw thread fixing pipe, the top cap, the cooperation setting of protection lantern ring and reinforcing ring, can consolidate fixedly in the outside of horizontal support column, prevent that in use support column and outside contact friction from leading to droing, improve factor of safety.

Drawings

FIG. 1 is a schematic structural view of the oil drilling joint of the present invention;

FIG. 2 is an exploded view of the oil drilling joint of the present invention;

FIG. 3 is a schematic structural view of the oil drilling joint A of the present invention;

FIG. 4 is a schematic structural view of a limiting hole of the oil drilling joint of the present invention;

fig. 5 is a cross-sectional view of the oil drilling joint of the present invention.

In the figure: the joint comprises a joint body 1, a flange 2, a reinforcing ring 3, a groove 4, a fixing groove 5, a limiting hole 6, a fixing column 7, a roller 8, a fixing nut 9, a rotating shaft 10, a thread fixing pipe 11, a supporting column 12, a top cover 13, a protective lantern ring 14, a sliding groove 15 and a sliding block 16.

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.

Referring to fig. 1 to 5, the present invention provides a technical solution: an oil drilling joint comprises a joint body 1, wherein the joint body 1 is a conventional oil drilling joint, the joint body 1 is formed by die-casting a zinc alloy material, the surface of the joint body is galvanized and sanded, the structure is compact, no air hole exists, the strength is high, the joint body 1 is reliably connected with a drill rod, a flange 2 is arranged at the top of the joint body 1, the joint body 1 and the flange 2 are in welded connection and are fixed, the flange 2 and the drill rod are fixed through flanges, then a flange pad is added between the two flanges, finally the two flanges are tightened by bolts to be tightly combined into a detachable joint, the connection between a static drill rod and equipment which rotates or reciprocates can be realized after the connection, a reinforcing ring 3 is arranged on the surface of the joint body 1, the joint body 1 and the reinforcing ring 3 are in threaded connection, a thread groove is formed on the surface of the joint body 1, threads are formed on the inner wall of the reinforcing ring 3, and are matched with each other, the reinforcing ring 3 can be taken down according to actual conditions, the reinforcing ring 3 is a thickened metal ring, the reinforcing ring has a protective effect on a joint, the stress abrasion generated in high-strength drilling is reduced, the periphery of the surface of the reinforcing ring 3 is sequentially provided with the groove 4 and the fixed groove 5 from left to right, the two sides of the inner wall of the groove 4 and the fixed groove 5 are both provided with the limiting holes 6, the limiting holes 6 are superposed through holes, the inner part of each limiting hole 6 is in a wave shape, the fixing holes 7 can be fixed after being inserted into the inner grooves, the length of the roller 8 protruding out of the reinforcing ring 3 is adjusted, the reinforcing ring is more suitable for different environments, the fixing columns 7 are arranged inside the limiting holes 6, the surface of each fixing column 7 is provided with the rotating shaft 10, the surface of the rotating shaft 10 is provided with the roller 8, the roller 8 is fixed in the groove 4 through the fixing columns 7, the roller 8 can be detached and replaced after being abraded and damaged, the convenience is realized, the two sides of the surface of the joint body 1 are provided with the threaded fixing pipes 11 through the arranged through holes, the inside of screw thread fixed pipe 11 is equipped with support column 12, the surface of screw thread fixed pipe 11 is equipped with top cap 13, the quantity of top cap 13 is two, support column 12 in the screw thread fixed ring 11 is fixed respectively on both sides, prevent that support column 12 from droing after the atress, the bottom of anchor ring 3 is equipped with the protection lantern ring 14, the material of flange 2 is stainless steel, the surface of flange 2 is equipped with the flange pad, the quantity of recess 4 and fixed slot 5 is eight, eight recess 4 and fixed slot 5 are equallyd divide for two sets of top-down evenly distributed in the surface of anchor ring 3, a set of four evenly distributed are on the surface of anchor ring 3, make inside gyro wheel 8 can bear the frictional force of four directions, anti-skidding line has been seted up on the surface of gyro wheel 8, the surface of gyro wheel 8 scribbles the waterproof layer, the thread groove has been seted up on one side of the surface of fixed column 7, the surface of thread groove is equipped with fixation nut 9, the thread groove has been seted up in the inside of top cap 13, mutual adaptation between thread groove and the screw thread fixed pipe 11, the both sides at protection lantern ring 14 top are equipped with spout 15, both sides of bottom the anchor ring 3 are equipped with slider 16, the slider 16, mutual adaptation between the spout.

In the description of the present application, the terms "connect", "mount", "fix", "set", etc. are used in a broad sense, for example, the term "connect" may be a fixed connection or an indirect connection through an intermediate component without affecting the relationship between components and the technical effect, or may be an integral connection or a partial connection, and as in this case, for a person of ordinary skill in the art, the specific meaning of the terms in the present invention or the present invention can be understood according to the specific situation, in the present invention, the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "longitudinal", etc. is based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. An oil drilling joint, comprising a joint body (1), characterized in that: the top that connects body (1) is equipped with flange (2), the surface that connects body (1) is equipped with reinforcing ring (3), turn right from a left side and seted up recess (4) and fixed slot (5) in proper order all around reinforcing ring (3) surface, spacing hole (6) have all been seted up on the both sides of recess (4) and fixed slot (5) inner wall, the inside in spacing hole (6) is equipped with fixed column (7), the surface of fixed column (7) is equipped with pivot (10), the surface of pivot (10) is equipped with gyro wheel (8), the through-hole that connects body (1) surface both sides through seting up is equipped with thread tightening pipe (11), the inside of thread tightening pipe (11) is equipped with support column (12), the surface of thread tightening pipe (11) is equipped with top cap (13), the bottom of reinforcing ring (3) is equipped with the protection lantern ring (14).

2. An oil drilling joint as defined in claim 1, wherein: the material of flange (2) is stainless steel, the surface of flange (2) is equipped with the flange pad.

3. An oil drilling joint as defined in claim 1, wherein: the number of the grooves (4) and the number of the fixing grooves (5) are eight, and the grooves (4) and the fixing grooves (5) are equally distributed on the surface of the reinforcing ring (3) from top to bottom.

4. An oil drilling joint as defined in claim 1, wherein: the anti-skid roller is characterized in that anti-skid grains are formed in the surface of the roller (8), and a waterproof layer is coated on the surface of the roller (8).

5. An oil drilling joint as defined in claim 1, wherein: one side of the surface of the fixing column (7) is provided with a thread groove, and the surface of the thread groove is provided with a fixing nut (9).

6. An oil drilling joint as defined in claim 1, wherein: the inside of top cap (13) is seted up the thread groove, the thread groove is mutually supported with thread fixing pipe (11).

7. An oil drilling joint according to claim 1, wherein: both sides at the top of the protection lantern ring (14) are provided with sliding grooves (15), both sides at the bottom of the reinforcing ring (3) are provided with sliding blocks (16), and the sliding blocks and the sliding grooves are mutually matched.