CN213684093U

CN213684093U - Gas production tree/oil production tree drift diameter simulation test block

Info

Publication number: CN213684093U
Application number: CN202022520518.1U
Authority: CN
Inventors: 张松; 芦丹妍; 王伟湘; 张航行
Original assignee: Wuhan Liankai Testing Technology Co ltd
Current assignee: Wuhan Liankai Testing Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-07-13
Anticipated expiration: 2030-11-04

Abstract

The utility model provides a gas production tree/Christmas tree drift diameter simulation test block, which comprises a gas production tree/Christmas tree drift diameter simulation test block and a gas production tree/Christmas tree drift diameter simulation test block, wherein the gas production tree/Christmas tree drift diameter simulation test block comprises a drift diameter section and a reducing section, the reducing section is processed at the end part of the drift diameter section, the drift diameter section is provided with a first through groove, the reducing section is provided with a second through groove, and the first through groove is communicated with the second through groove; processing a first defect on the outer surface of the drift diameter section, wherein the first defect is positioned at the joint of the drift diameter section and the reducer section; and a second defect is processed on the inner wall of the first through groove and is positioned at the joint of the first through groove and the second through groove. The utility model discloses in, there is first defect in the tip position processing of latus rectum section, and the tip processing second defect of first logical groove, be used for simulating concentrated crackle and the corrosion defect that the latus rectum probably produced respectively, and contrast its defect with in the actual detection to the size and the position of the defect that detects when the accurate ultrasonic wave phased array detection device actual detection that acquires.

Description

Gas production tree/oil production tree drift diameter simulation test block

Technical Field

The utility model relates to an ultrasonic detection technical field, in particular to gas production tree/oil production tree latus rectum simulation test block.

Background

The gas production tree/oil production tree is important equipment for oil and gas production, consists of a valve, a reducing joint, an oil nozzle and pipeline fittings, and is a device for controlling oil and gas production and providing conditions for workover operations such as steel wires, cables, continuous oil pipes and the like. The gas production tree can be divided into the following structural forms: split type and integral type. The two-wing type air conditioner can be divided into a single-wing type air conditioner and a double-wing type air conditioner besides a split type air conditioner and an integral type air conditioner.

When the gas production tree/Christmas tree is detected, the gas production tree/Christmas tree cannot be detached for detection and judgment, so that the detection is troublesome. At present, an ultrasonic phased array detection device is mainly adopted to detect and judge the inner side defects of a gas production tree/a Christmas tree on the outer side, but the defect accuracy is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas production tree/oil production tree latus rectum simulation test block to solve the problem that ultrasonic wave phased array detection device can't acquire accurate defect in the gas production tree/oil production tree.

In order to solve the technical problem, the utility model provides a gas production tree/oil production tree drift diameter simulation test block, including drift diameter section and reducing section, reducing section processing is in the tip of drift diameter section, the drift diameter section has first logical groove, reducing section has second through groove, and first logical groove with the second through groove communicates;

machining a first defect on the outer surface of the path section, wherein the first defect is positioned at the joint of the path section and the reducer section;

and a second defect is machined on the inner wall of the first through groove and is positioned at the joint of the first through groove and the second through groove.

Optionally, a third defect is further processed on an end face of the path section, which is far away from the reducer section, and the third defect extends along the axial direction of the path section.

Optionally, a fourth defect is further processed on the inner wall of the first through groove, and the fourth defect deviates from the end position of the first through groove.

Optionally, the number of the reducing sections is two, the reducing sections are machined at two end portions of the path section, one of the reducing sections is a valve body, and the other reducing section is a flange.

Optionally, the first defect is a defect hole extending radially along the pass section.

Optionally, the first defect has a hole depth of 2 mm.

Optionally, the second defect is a defect groove extending axially along the pass section.

Optionally, the through-path section is a semi-cylindrical shape, and the first through groove is a semi-cylindrical groove formed in an axial cross section of the through-path section.

The utility model provides a pair of gas production tree/production tree latus rectum simulation test block has following beneficial effect:

through processing defect hole on latus rectum simulation test block, it has first defect specifically to process at the tip position of latus rectum section, and the tip processing second defect of first logical groove, first defect and second defect correspond the junction of latus rectum section and reducing section, it is the weak position of latus rectum section, produce the defect most easily, from this first defect of this position processing and second defect, come the concentrated crackle that the simulation latus rectum probably produced through first defect, the corrosion defect that the internal surface of latus rectum probably produced is simulated to the second defect, then, compare the defect that detects with ultrasonic phased array detection device in the actual detection with the defect that detects in the latus rectum simulation test block, thereby obtain the size and the position of the defect that ultrasonic phased array detection device detected when actually detecting.

Drawings

FIG. 1 is a schematic structural diagram of a gas production tree/Christmas tree drift diameter simulation test block with two reducer sections according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a gas production tree/christmas tree drift diameter simulation test block having a reducer section according to an embodiment of the present invention.

Detailed Description

The gas production tree/christmas tree drift diameter simulation test block provided by the invention is further described in detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

Referring to fig. 1 and 2, the utility model provides a gas production tree/christmas tree latus rectum simulation test block mainly is the defect that is used for simulating gas production tree/christmas tree latus rectum, specifically includes latus rectum section 100 and reducing section 200, and wherein reducing section 200 can be valve body part or flange part, and its processing is in the tip of latus rectum section 100, and latus rectum section 100 has first logical groove 110, and reducing section 200 has second through groove 210, first logical groove 110 and second through groove 210 intercommunication. Specifically, the diameter section 100 and the diameter-changing section 200 are integrally formed, and may be formed by forging, the outer diameter of the diameter-changing section 200 is greater than the outer diameter of the diameter section 100, the first through groove 110 and the second through groove 210 inside the diameter-changing section 200 may be the same, or the diameter of the second through groove 210 may be greater than the diameter of the first through groove 110. Of course, the utility model discloses the latus rectum section 100 and the reducing section 200 of well latus rectum simulation test block can be the same with the valve of gas production tree/production tree, also can be just a part of valve in footpath, for example the latus rectum section 100 is complete cylinder structure, first logical groove 110 is a cylinder type through-hole this moment, also can be the semicircle column structure, first logical groove 110 is for seting up the semicircle column type recess on the 100 axle cross-sections of latus rectum section this moment, correspondingly, when reducing section 200 is the flange, also can be complete disc structure, also can be the semicircle disc structure, when reducing section 200 is the valve body in the same reason, then can be complete valve body structure according to the structure of latus rectum section 100, or half valve body structure, and when reducing section 200 is one, the axial length of latus rectum section 100 also can be less than the latus rectum actual length of the valve of gas production tree/production tree.

Referring to fig. 1, in another embodiment, two reducer sections 200 are machined, which are respectively located at two end positions in the length extension direction of the through-path section 100, and one of the reducer sections 200 corresponds to a valve body structure, and the other reducer section 200 corresponds to a flange structure, of course, the axial length of the through-path section 100 is equal to the actual length of the through-path of the valve of the gas production tree/christmas tree, and only a part of the through-path may be in the radial direction, or the through-path section may be in a complete structure.

Referring to fig. 2, a first defect 120 is machined on the outer surface of the path section 100, and the first defect 120 is located at the joint of the path section 100 and the reducer section 200; and the inner wall of the first through groove 110 is processed with a second defect 130, the second defect 130 is located at the joint of the first through groove 110 and the second through groove 210, and of course, the first defect 120 and the second defect 130 are staggered along the circumferential direction. The utility model discloses in, process second defect 130 and first defect 120 respectively at the inside and outside surface of latus rectum section 100, and both are located the hookup location of latus rectum section 100 and reducing section 200, and consider on the atress analysis, the hookup location of latus rectum section 100 and reducing section 200 is the weakest position of latus rectum in the actual valve, and this position produces actual defect most easily, from this in the latus rectum simulation test block, consider first defect 120 of processing and second defect 130 at this position at first, wherein first defect 120 is located the surface of latus rectum section 100, and it is mainly used for simulating the concentrated crackle that the valve piece latus rectum probably produced at this position, and second defect 130 is located the internal surface (the inner wall of first logical groove 110) of latus rectum section 100, and it is mainly used for simulating the corrosion defect that the valve piece latus rectum inner wall probably produced. The defects detected by the ultrasonic phased array detection device are compared with the defects detected in the drift diameter simulation test block during actual detection, so that the size and the position of the defects detected by the ultrasonic phased array detection device during actual detection are accurately obtained.

Referring again to fig. 2, generally, the first defect 120 may be in the form of a defect hole, specifically a blind hole extending inward from the outer surface of the drift diameter section 100, and the diameter of the first defect 120 is 2mm, and the depth of the first defect is 2mm, so that the size of the detected defect of the ultrasonic phased array detection apparatus can be calibrated by using the size, and the diameter and the depth of the actual defect size can be determined. It is also possible for the second defect 130 to take the form of a defective hole, which may be the same size as the first defect 120 but formed by extending the inner wall of the first through groove 110 toward the outer surface, and in a preferred embodiment, since the second defect 130 simulates an erosion defect, it is considered that the second defect 130 is made in the form of a defective groove, which extends along the axial direction of the first through groove 110, and may have a length of 10mm and a diameter of 2 mm. In addition, for the processing mode of the second defect 130, the drift diameter section 100 may adopt a semi-cylindrical structural form, which may facilitate the processing of the second defect 130.

In an embodiment, a third defect 140 is further machined on the end face of the drift diameter section 100 far away from the reducer section 200, and the third defect 140 extends along the axial direction of the drift diameter section 100. In this embodiment, only one of the diameter-changing sections 200 indicates that one end of the path section 100 has an end surface structure, the end surface is provided with a third defect 140, the third defect 140 is in the form of a defect hole, the hole diameter is 2mm, the hole depth is 20mm, and the distance between the hole and the circumferential surface (detection surface) of the path section 100 is 15mm, which is the middle position of the thickness of the path section 100. The third defect 140 can simulate the buried defect inside the drift diameter of the actual valve block.

Continuing to optimize the above embodiment, a fourth defect 150 is further machined on the inner wall of the first through groove 110, the fourth defect 150 being offset from an end position of the first through groove 110, preferably at a middle position in the length direction of the first through groove 110. Fourth defect 150 adopts the form of defect hole, and the aperture is 1mm, and the hole depth also is 1mm, and the size is smaller, detects the requirement height, from this for preventing to appear detection error, fourth defect 150 processing has a plurality ofly, specifically can be 3, and each fourth defect 150 interval distribution in proper order, when the testing result shows that there is three abnormal point, then shows that this department has fourth defect 150, can be in order to improve and detect the precision.

In this embodiment, defects are processed on the gas production tree/christmas tree drift diameter simulation test block, the ultrasonic phased array detection device is used to detect the defects in the drift diameter simulation test block, and then the defects detected by the ultrasonic phased array detection device are compared with the defects detected in the gas production tree simulation test block during actual detection, so as to obtain the size and position of the defects detected during actual detection of the ultrasonic phased array detection device. And by adopting the first defect 120, the second defect 130, the third defect 140 and the fourth defect 150, various actual defects of the drift diameter of the valve block in the gas production tree/the Christmas tree can be simulated, so that the detection accuracy and precision can be greatly improved.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims

1. A drift diameter simulation test block for a gas production tree/a Christmas tree is characterized by comprising a drift diameter section and a reducing section, wherein the reducing section is processed at the end part of the drift diameter section, the drift diameter section is provided with a first through groove, the reducing section is provided with a second through groove, and the first through groove is communicated with the second through groove;

2. The gas tree/tree drift diameter simulation test block of claim 1, wherein a third defect is further machined on an end surface of the drift section away from the reducer section, the third defect extending in an axial direction of the drift section.

3. The gas tree/tree drift diameter simulation test block of claim 1, wherein a fourth defect is further machined on the inner wall of the first through groove, the fourth defect being offset from the end position of the first through groove.

4. The gas tree/tree drift diameter simulation test block of claim 1, wherein there are two reducer sections, and the reducer sections are machined at both ends of the drift section, and one of the reducer sections is a valve body and the other reducer section is a flange.

5. The gas tree/tree drift simulation test block of claim 1, wherein said first defect is a defect hole extending radially along said drift section.

6. The gas tree/tree drift diameter simulation block of claim 5, wherein said first defect has a hole depth of 2 mm.

7. The gas tree/tree drift simulation test block of claim 1, wherein said second defect is a defect groove extending axially along said drift section.

8. The gas tree/tree drift diameter simulation block of claim 1, wherein said drift section is a semi-cylindrical shape, and said first through groove is a semi-cylindrical groove opened on an axial section of said drift section.