CN217278063U

CN217278063U - Coiled tubing reducing defect detection device

Info

Publication number: CN217278063U
Application number: CN202220672090.9U
Authority: CN
Inventors: 周兆明; 杜宇华; 李波; 李亮亮; 王自民; 刘睿; 李佳阳; 杨春福; 李辉; 陈禹坤; 高亮
Original assignee: Southwest Petroleum University
Current assignee: Southwest Petroleum University
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-08-23
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a coiled tubing reducing defect detection device, which comprises two casing main bodies, wherein one ends of the two casing main bodies are hinged through a pin shaft, and the other ends are connected through a locking buckle; a detection cavity is arranged in the casing main body, a mechanical shaft capable of sliding in the radial direction is arranged in the detection cavity, and a detection probe is arranged on the mechanical shaft; the casing main body is provided with a reducing detection groove and a communication port for enabling the continuous oil pipe to enter and exit the detection cavity, and a bolt connected with a mechanical shaft is arranged in the reducing detection groove. The utility model discloses an inside detection chamber that is equipped with of device detects the intracavity and installs four group's test probe, is provided with the recess that can realize the reducing and detect in the casing main part. It is rational in infrastructure, can be used to detect the oil pipe of multiple diameter, whole occupation of land is less be convenient for install, convenient operation is clean and tidy.

Description

Coiled tubing reducing defect detection device

Technical Field

The utility model relates to a coiled tubing reducing defect detection device belongs to coiled tubing vortex nondestructive test device field.

Background

When the coiled tubing works, the coiled tubing can be subjected to the extrusion of the injection head clamping block, the friction between the blowout preventer and the well wall, the pressure of the inner wall and the outer wall of the tubing and the axial load action, the coiled tubing can generate scratches, cracks, corrosion pits and other defects, and if the coiled tubing cannot be timely maintained and processed, the coiled tubing can bring great potential safety hazards and economic loss to well site operation.

At present, the eddy current-based nondestructive testing technology is widely applied to nondestructive testing of coiled tubing, in the prior art, one coiled tubing defect detection device can only detect tubing with a single diameter, so that the detection efficiency is low, and aiming at the above conditions, the invention provides the coiled tubing diameter-variable defect detection device.

SUMMERY OF THE UTILITY MODEL

The utility model discloses overcome the weak point among the prior art, provide a coiled tubing reducing defect detection device.

The utility model provides a technical scheme that above-mentioned technical problem provided is: a coiled tubing reducing defect detection device comprises two casing main bodies, wherein one ends of the two casing main bodies are hinged through a pin shaft, and the other ends of the two casing main bodies are connected through a locking buckle; a detection cavity is arranged in the casing main body, a mechanical shaft capable of sliding in the radial direction is arranged in the detection cavity, and a detection probe is arranged on the mechanical shaft; the casing main body is provided with a reducing detection groove and a communication port for enabling the continuous oil pipe to enter and exit the detection cavity, and a bolt connected with a mechanical shaft is arranged in the reducing detection groove.

The further technical scheme is that the reducing detection groove comprises a main groove, and a first groove, a second groove, a third groove and a fourth groove which are distributed on two sides of the main groove.

The further technical scheme is that a rolling pulley is arranged on the mechanical shaft.

The further technical scheme is that a supporting handle is arranged on the main body of the machine shell.

The further technical scheme is that the number of the supporting handles, the number of the mechanical shafts and the number of the reducing detection grooves are two, and the supporting handles, the mechanical shafts and the reducing detection grooves are symmetrically distributed at two ends of the machine shell main body.

The further technical scheme is that a through hole for connecting and supporting the lifting handle is formed in the machine shell main body.

The further technical scheme is that the machine shell main body is connected with the supporting handle through bolts.

The further technical scheme is that the communicating ports are semicircular, and the two communicating ports on the two shell main bodies are oppositely arranged and form a circle.

The utility model discloses following beneficial effect has: the utility model discloses a device is inside to be equipped with and to detect the chamber, detects the intracavity and installs four group's test probe, is provided with the recess that can realize the reducing and detect in the casing main part. It is rational in infrastructure, can be used to detect the oil pipe of multiple diameter, whole occupation of land is less be convenient for install, convenient operation is clean and tidy.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the casing main body.

Shown in the figure: 1-a housing body; 2-a detection chamber; 3-reducing detection groove; 3-1-a first groove; 3-2-second grooves; 3-3-a third groove; 3-4-fourth groove; 4-supporting the handle; 4-1-via; 5-rolling the pulley; 6-detecting the probe; 7-locking buckle; 8-a communication port; 9-fixing the mechanical shaft.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 and 2, the device for detecting the diameter-changing defect of the coiled tubing of the present invention comprises two casing main bodies 1, wherein one end of each of the two casing main bodies 1 is hinged through a pin shaft, and the other end is connected through a locking buckle 7; a detection cavity 2 is arranged in the machine shell main body 1, a mechanical shaft 9 capable of sliding in the radial direction is arranged in the detection cavity 2, and a detection probe 6 is arranged on the mechanical shaft 9; a reducing detection groove 3 and a communication port 8 for enabling the continuous oil pipe to enter and exit the detection cavity 2 are formed in the machine shell main body 1, and a bolt connected with a mechanical shaft 9 is arranged in the reducing detection groove 3; the communicating ports 8 are semicircular, the two communicating ports 8 on the two casing main bodies 1 are oppositely arranged and form a circle, and one end of the mechanical shaft 9 points to the two communicating ports 8 to form a circle center of the circle.

Thus, when the utility model is in actual use, the coiled tubing directly passes through the communication port 8 and is inserted into the detection cavity 2, then the mechanical shaft 9 is slid, one end of the mechanical shaft 9 is contacted with the outer wall of the coiled tubing, and then the bottom of the bolt is pressed on the mechanical shaft 9 or directly connected in the mechanical shaft 9 by rotating the bolt of the reducing detection groove 3, thereby fixing the mechanical shaft 9; and then the coiled tubing is detected through the detection probe 6, and after the detection is finished, the bolt of the reducing detection groove 3 is rotated, so that the mechanical shaft 9 slides again, and the coiled tubing is drawn out of the detection cavity 2.

In this embodiment, as shown in fig. 2, the reducing detection groove 3 includes a main groove radially disposed on the housing main body 1, and a first groove 3-1, a third groove 3-3, a second groove 3-2, and a fourth groove 3-4 sequentially disposed from inside to outside on two sides of the main groove, where the first groove 3-1 and the second groove 3-2 are located on the left side of the main groove, and the third groove 3-3 and the fourth groove 3-4 are located on the right side of the main groove. When the bolt for fixing the mechanical shaft 9 is positioned at the groove 3-1, the detection device can detect the oil pipe with the diameter of 1.5 inches. When the bolt for fixing the mechanical shaft 9 is positioned at the third groove 3-3 and the groove 3-2, the detection device can detect the oil pipe with the diameter of 2.0 inches. When the bolt for fixing the mechanical shaft 9 is located at the groove 3-2, the detection device can detect the oil pipe with the diameter of 2.5 inches. When the bolt for fixing the mechanical shaft 9 is positioned at the groove 3-4, the detection device can detect the oil pipe with the diameter of 3.0 inches. The mechanical shaft 9 can adjust the distance between the detection probes 6 according to the measured diameter of the oil pipe, so that coiled oil pipes with various diameters can be detected.

In the present embodiment, as shown in fig. 1, particularly, in order to facilitate the sliding of the mechanical shaft 9, it is preferable that the rolling pulley 5 is provided on the mechanical shaft 9.

In this embodiment, as shown in fig. 1, a supporting handle 4 is disposed on the casing main body 1, a through hole 4-1 for connecting the supporting handle 4 is disposed on the casing main body 1, and the supporting handle 4 is fixed on the through hole 4-1 of the casing main body 1 by a bolt.

In this embodiment, as shown in fig. 1, in order to better detect an oil pipe, a preferred embodiment is that the number of the support handles 4, the number of the mechanical shafts 9, and the number of the reducing detection grooves 3 are two, and the support handles, the mechanical shafts 9, and the reducing detection grooves 3 are symmetrically distributed at two ends of the casing main body 1, that is, the detection device has four sets of rolling pulleys 5, four sets of detection probes 6, four mechanical shafts 9, and four reducing detection grooves 3.

The above description is not intended to limit the present invention in any way, and the present invention has been disclosed in the above embodiments, but is not intended to be limited thereto, and any person skilled in the art can make some changes or modify equivalent embodiments with equivalent changes when using the technical content disclosed above without departing from the technical scope of the present invention.

Claims

1. The device for detecting the diameter-changing defects of the continuous oil pipe is characterized by comprising two casing main bodies (1), wherein one ends of the two casing main bodies (1) are hinged through a pin shaft, and the other ends of the two casing main bodies (1) are connected through a locking buckle (7);

a detection cavity (2) is arranged in the machine shell main body (1), a mechanical shaft (9) capable of sliding in the radial direction is arranged in the detection cavity (2), and a detection probe (6) is arranged on the mechanical shaft (9); the machine shell is characterized in that a reducing detection groove (3) and a communication port (8) enabling the continuous oil pipe to enter and exit the detection cavity (2) are formed in the machine shell body (1), and a bolt connected with a mechanical shaft (9) is arranged in the reducing detection groove (3).

2. The coiled tubing diameter-changing defect detection device as claimed in claim 1, wherein the diameter-changing detection groove (3) comprises a main groove and a first groove (3-1), a second groove (3-2), a third groove (3-3) and a fourth groove (3-4) which are distributed on two sides of the main groove.

3. The coiled tubing diameter-changing defect detection device as claimed in claim 1, wherein a rolling pulley (5) is arranged on the mechanical shaft (9).

4. The coiled tubing diameter-variable defect detection device as claimed in claim 1, wherein a support handle (4) is arranged on the casing body (1).

5. The coiled tubing diameter-variable defect detection device as claimed in claim 4, wherein the number of the support handles (4), the mechanical shafts (9) and the diameter-variable detection grooves (3) is two, and the two support handles, the mechanical shafts and the diameter-variable detection grooves are symmetrically distributed at two ends of the casing main body (1).

6. The coiled tubing diameter-variable defect detection device as claimed in claim 4, wherein the casing body (1) is provided with a through hole (4-1) for connecting the support handle (4).

7. The coiled tubing diameter-variable defect detection device as claimed in claim 4, wherein the casing body (1) is connected with the support handle (4) through bolts.

8. The coiled tubing diameter-variable defect detection device as claimed in claim 1, wherein the communication port (8) is semicircular, and the two communication ports (8) on the two casing main bodies (1) are oppositely arranged and form a circle.