CN218542240U

CN218542240U - Directional well wellhead angle difference measuring instrument

Info

Publication number: CN218542240U
Application number: CN202223256856.4U
Authority: CN
Inventors: 秦照飞; 李杉; 杨力; 郑杨; 杨云龙
Original assignee: Petrochina Co Ltd
Current assignee: Petrochina Co Ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-02-28
Anticipated expiration: 2032-12-05

Abstract

The utility model discloses a directional well wellhead angular difference measuring apparatu, including the main part carriage, the first backup pad of the equal fixedly connected with in four corners department on main part carriage surface, the upper end fixedly connected with bubble spirit level of first backup pad, the first fixed block of lower extreme fixedly connected with of first backup pad, the inner wall of first fixed block rotates and is connected with horizontal adjustment device. This directional well wellhead angle difference measuring apparatu, through the main part carriage, the horizontal bubble appearance, the setting of horizontal adjustment device isotructure, it is fixed to the main part carriage in will pricking ground awl bundle into earth in advance before the measurement, when the bubble takes place the slope in the horizontal bubble appearance, rotatory rotation regulating block drives hollow sleeve upwards or downwards, make the main part carriage carry out the slope adjustment, bubble when being located in the horizontal bubble appearance on first backup pad all approaches to when being close to the center, can begin normal measurement operation, the testing result error has been avoided, prevent 1 its engineering progress that delays.

Description

Directional well wellhead angle difference measuring instrument

Technical Field

The utility model relates to a directional well technical field specifically is a directional well wellhead angle difference measuring apparatu.

Background

The directional well technology is one of the most advanced well drilling technologies in the world petroleum exploration and development field, and is a well drilling technology which effectively controls a well track by using special underground tools, measuring instruments and process technologies and enables a drill bit to drill to an underground preset target along a specific direction.

Before directional well drilling operation, a wellhead angular difference measuring instrument needs to be used for carrying out early angle measurement so as to facilitate accurate operation, and equipment needs to be horizontally calibrated before measurement so as to prevent the equipment from generating a little deviation during measurement, so that normal measurement operation cannot be carried out, and normal drilling operation is delayed, and therefore a directional well wellhead angular difference measuring instrument is urgently needed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a directional well wellhead angle difference measuring apparatu, solved among the above-mentioned background art before when carrying out directional well drilling operation, need use wellhead angle difference measuring apparatu to carry out earlier angular surveying so that accurate operation, and need carry out horizontal calibration to equipment before measuring for prevent to produce a little deviation when measuring, lead to it can't carry out normal measurement operation, delay normal drilling operation's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a directional well wellhead angular difference measuring apparatu, includes the main part carriage, the equal first backup pad of fixedly connected with in four corners on main part carriage surface, the upper end fixedly connected with bubble spirit level of first backup pad, the first fixed block of lower extreme fixedly connected with of first backup pad, the inner wall of first fixed block rotates and is connected with level adjustment device, the lower extreme fixedly connected with secondary carriage of main part carriage, the inner wall of secondary carriage passes through the first fixed plate of second backup pad fixedly connected with, the inner wall sliding connection of first fixed plate has the measuring stick, the bottom fixedly connected with second fixed block on measuring stick surface, the one end fixedly connected with measuring device of second fixed block.

Optionally, the horizontal adjusting device comprises a main body connecting block, and a hollow sleeve is fixedly connected to the lower end of the main body connecting block.

Optionally, a threaded rod is lapped on the inner top wall of the hollow sleeve, a rotary adjusting block is connected to the bottom thread of the surface of the threaded rod in a threaded manner, and a ground penetrating cone is fixedly connected to the lower end of the threaded rod.

Optionally, the measuring device comprises a main body supporting rod, a third fixing block is fixedly connected to one side of the inner wall of the main body supporting rod, and a sliding block is fixedly connected to one side face of the third fixing block through an expansion spring.

Optionally, a top rod is fixedly connected to one side of the slider, one side of the front surface and the back surface of the main body supporting rod is connected with the lower end of the slider in a sliding manner by arranging a sliding groove, a first scale is arranged on one side of the upper end of the main body supporting rod, a second scale is arranged on one side of the upper end of the main body supporting rod close to the first scale, and a flashlight is fixedly connected to the middle of the upper end of the main body supporting rod.

Optionally, the two sides of the middle part of the surface of the main body supporting frame are fixedly connected with lifting blocks.

(III) advantageous effects

The utility model provides a directional well wellhead angular difference measuring apparatu possesses following beneficial effect:

this directional well wellhead angle difference measuring apparatu, through the main part carriage, the horizontal bubble appearance, the setting of horizontal adjustment device isotructure, it is fixed to the main part carriage in will pricking ground awl bundle into earth in advance before the measurement, when the bubble takes place the slope in the horizontal bubble appearance, rotatory rotation regulating block drives hollow sleeve upwards or downwards, make the main part carriage carry out the slope adjustment, bubble when being located in the horizontal bubble appearance on first backup pad all approaches to when being close to the center, can begin normal measurement operation, the testing result error has been avoided, prevent 1 its engineering progress that delays.

Drawings

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

FIG. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic structural view of the horizontal adjustment device of the present invention;

fig. 4 is a schematic view of the structure of the measuring device of the present invention.

In the figure: 1. a main body support frame; 2. a first support plate; 3. a bubble level; 4. a first fixed block; 5. a horizontal adjustment device; 501. a main body connecting block; 502. a hollow sleeve; 503. a threaded rod; 504. rotating the adjusting block; 505. pricking a ground cone; 6. a secondary support frame; 7. a second support plate; 8. a first fixing plate; 9. a measuring rod; 10. a second fixed block; 11. a measuring device; 1101. a main body support bar; 1102. a third fixed block; 1103. a tension spring; 1104. a slider; 1105. a top rod; 1106. a chute; 1107. a first scale; 1108. a second scale; 1109. a flashlight; 12. and a lifting block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the 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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a directional well wellhead angular difference measuring instrument comprises a main body supporting frame 1, wherein four corners of the surface of the main body supporting frame 1 are fixedly connected with a first supporting plate 2, the upper end of the first supporting plate 2 is fixedly connected with a bubble level meter 3, the lower end of the first supporting plate 2 is fixedly connected with a first fixing block 4, the inner wall of the first fixing block 4 is rotatably connected with a horizontal adjusting device 5, the horizontal adjusting device 5 comprises a main body connecting block 501, the lower end of the main body connecting block 501 is fixedly connected with a hollow sleeve 502, the inner diameter of the hollow sleeve 502 is larger than the outer diameter of a threaded rod 503, the hollow sleeve 502 cannot be blocked when being pushed up, so that the horizontal calibration can be smoothly carried out, then normal measurement is carried out, the inner top wall of the hollow sleeve 502 is lapped with the threaded rod 503, the bottom of the surface of the threaded rod 503 is connected with a rotary adjusting block 504 through threads, and the lower end of the threaded rod 503 is fixedly connected with a ground pricking cone 505, the ground penetrating cone 505 penetrates into the ground to effectively fix the main supporting frame 1 and play a role in stabilizing during horizontal calibration, and is more favorable for a measurer to measure, the lower end of the main supporting frame 1 is fixedly connected with the secondary supporting frame 6, the inner wall of the secondary supporting frame 6 is fixedly connected with the first fixing plate 8 through the second supporting plate 7, the top end of the first fixing plate 8 is provided with a rubber lantern ring, the measuring rod 9 can be effectively limited and fixed during sliding operation, deviation of the measuring rod 9 during measurement caused by fast sliding of the measuring rod 9 is prevented, and control by the measurer is facilitated, the inner wall of the first fixing plate 8 is slidably connected with the measuring rod 9, the bottom of the surface of the measuring rod 9 is fixedly connected with the second fixing block 10, one end of the second fixing block 10 is fixedly connected with the measuring device 11, the measuring device 11 comprises a main supporting rod 1101, one side of the inner wall of the main supporting rod 1101 is fixedly connected with the third fixing block 1102, a side of third fixed block 1102 is through expanding spring 1103 fixedly connected with slider 1104, a side fixedly connected with ejector pin 1105 of slider 1104, withhold lifting block 12, fix subaerial on main part carriage 1, need place measuring stick 9 in advance in the pit, and make ejector pin 1105 can paste the wall of a well tightly, main part carriage 1101 is positive and the one side at the back is through seting up spout 1106 sliding connection and slider 1104's lower extreme sliding connection, first scale 1107 has been seted up to one side of main part carriage 1101 upper end, second scale 1108 has been seted up to one side that main part carriage 1101 upper end is close to first scale 1107 to one side of main part carriage 1101, the middle part fixedly connected with 1109 of main part carriage 1101 upper end, the equal fixedly connected with lifting block 12 in both sides in main part carriage 1 surperficial middle part.

The utility model discloses in, the device's working procedure as follows:

by using the angle difference measuring instrument of the wellhead of the directional well,

(1) Make measuring stick 9 place in the well earlier and let ejector pin 1105 touch the wall of a well, place main part carriage 1 before ground, prick ground awl 505 and prick ground and make main part carriage 1 effectively fixed, rotatory rotation regulating block 504 makes hollow sleeve 502 adjust from top to bottom, and first fixed block 4 rotates the slope and makes bubble level appearance 3 adjusted when adjusting, just can measure the operation when all bubbles in the bubble level appearance 3 all tend to the center.

(2) After the level is calibrated, the measuring rod 9 sinks and reads the reading on the scale, meanwhile, the telescopic spring 1103 is extruded by the ejector rod 1105, the sliding block 1104 moves backwards, the second scale 1108 is read by taking the back of the sliding block 1104 as a reference, the length of the second scale 1108 is added with the length of the first scale 1107 to be calculated as the horizontal length, and meanwhile, the horizontal length and the sinking height of the measuring rod 9 are calculated by a trigonometric function to obtain the inclination angle.

Through the setting of above-mentioned structure can be effectual what the solution background art mentioned before when carrying out directional well drilling operation, need use well head angular difference measuring apparatu to carry out earlier angular surveying so that accurate operation, and need carry out horizontal calibration to equipment before measuring for prevent to produce a little deviation when measuring, lead to it can't carry out normal measurement operation, delay normal drilling operation's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a directional well wellhead angle difference measuring apparatu, includes main part carriage (1), its characterized in that: equal fixedly connected with first backup pad (2) in four corners on main part carriage (1) surface, the upper end fixedly connected with bubble spirit level (3) of first backup pad (2), the first fixed block (4) of lower extreme fixedly connected with of first backup pad (2), the inner wall of first fixed block (4) is rotated and is connected with level adjustment device (5), the lower extreme fixedly connected with secondary carriage (6) of main part carriage (1), the inner wall of secondary carriage (6) passes through the first fixed plate (8) of second backup pad (7) fixedly connected with, the inner wall sliding connection of first fixed plate (8) has measuring stick (9), the bottom fixedly connected with second fixed block (10) on measuring stick (9) surface, the one end fixedly connected with measuring device (11) of second fixed block (10).

2. The angle difference measuring instrument for the wellhead of the directional well as claimed in claim 1, wherein: the horizontal adjusting device (5) comprises a main body connecting block (501), and a hollow sleeve (502) is fixedly connected to the lower end of the main body connecting block (501).

3. The angle difference measuring instrument for the wellhead of the directional well as claimed in claim 2, wherein: the inner top wall of the hollow sleeve (502) is lapped with a threaded rod (503), the bottom of the surface of the threaded rod (503) is in threaded connection with a rotary adjusting block (504), and the lower end of the threaded rod (503) is fixedly connected with a ground pricking cone (505).

4. The wellhead angle difference measuring instrument for the directional well according to claim 1, wherein: the measuring device (11) comprises a main body supporting rod (1101), a third fixing block (1102) is fixedly connected to one side of the inner wall of the main body supporting rod (1101), and a sliding block (1104) is fixedly connected to one side face of the third fixing block (1102) through a telescopic spring (1103).

5. The angle difference measuring instrument for the wellhead of the directional well as claimed in claim 4, wherein: one side surface of the sliding block (1104) is fixedly connected with an ejector rod (1105), one side of the front surface and the back surface of the main body supporting rod (1101) is connected with the lower end of the sliding block (1104) in a sliding mode through a sliding groove (1106), one side of the upper end of the main body supporting rod (1101) is provided with a first scale (1107), one side of the upper end of the main body supporting rod (1101) close to the first scale (1107) is provided with a second scale (1108), and the middle of the upper end of the main body supporting rod (1101) is fixedly connected with a flashlight (1109).

6. The angle difference measuring instrument for the wellhead of the directional well as claimed in claim 5, wherein: the lifting blocks (12) are fixedly connected to the two sides of the middle part of the surface of the main body supporting frame (1).