CN218097699U

CN218097699U - Drill rod spiral rib concentricity detection device

Info

Publication number: CN218097699U
Application number: CN202221556170.4U
Authority: CN
Inventors: 郑俊萌; 李元甲; 李鑫; 李社军; 董雪花
Original assignee: Luoyang Harryken Petroleum Machinery Co ltd
Current assignee: Luoyang Harryken Petroleum Machinery Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-12-20
Anticipated expiration: 2032-06-21

Abstract

The utility model discloses a drilling rod spiral muscle concentricity detection device, the camera includes a supporting plate, the upper surface bilateral symmetry of backup pad is provided with the fixture that is used for fixed drilling rod, fixture is including placing the board, and the upper end of placing the board is provided with standing groove, its characterized in that: the utility model discloses a drilling rod spiral rib concentricity detection device, including backup pad, standing plate, recess, the preceding side of standing plate is provided with the riser, but is provided with horizontal migration's slider in the recess, the front end of slider is provided with the connecting rod, and the front end of connecting rod is provided with the ring, the ring coincides with the central axis of standing groove, the medial surface equipartition of ring has two at least pressure probe, pressure probe's upper end sliding connection is in the sleeve, and this drilling rod spiral rib concentricity detection device can be quick detects the concentricity of drilling rod spiral rib for the testing result is more accurate, has guaranteed the service quality and the life-span of drilling rod, has improved the detection convenience greatly.

Description

Drill rod spiral rib concentricity detection device

Technical Field

The utility model relates to an oil drill pipe technical field specifically is a drilling rod spiral muscle concentricity detection device.

Background

The drill rod is a steel pipe with threads at the tail part and is used for connecting surface equipment of a drilling machine and drilling and grinding equipment or a bottom hole device at the bottom end of a drilled well.

In the field of oil exploitation, a drill pipe is an indispensable exploitation tool, and due to the complex geological structure of oil exploitation, the drill pipe is required to be capable of bearing huge internal and external pressure, torsion, bending and vibration. The spiral ribs on the outer side surface of the drill rod are important parts for the drill rod to work, the spiral ribs need to be concentric to ensure that the drilling direction is not inclined, and meanwhile, the service life of the drill rod is prolonged. The existing concentricity detection of the drill rod spiral rib only stops at the manual detection stage, whether the drill rod spiral rib is coaxial or not is judged through visual inspection or a ruler comparison mode, and the mode enables the detection result to be inaccurate and influences the use of the drill rod.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to overcome current defect, provide a drilling rod spiral muscle concentricity detection device, can be quick detect the concentricity of drilling rod spiral muscle, improve the degree of accuracy of testing result, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drilling rod spiral muscle concentricity detection device, includes the backup pad, the upper surface bilateral symmetry of backup pad is provided with the fixture that is used for fixed drilling rod, fixture is provided with standing groove, its characterized in that including placing the board, the upper end of placing the board: the improved multifunctional lifting appliance is characterized in that a vertical plate is arranged on the rear side of the upper surface of the supporting plate, a groove is formed in the front side face of the vertical plate, a horizontally movable sliding block is arranged in the groove, a connecting rod is arranged at the front end of the sliding block, a circular ring is arranged at the front end of the connecting rod and coincides with the central axis of the placing groove, at least two pressure probes are uniformly distributed on the inner side face of the circular ring, the upper ends of the pressure probes are connected in a sleeve in a sliding mode, a pressure sensor is arranged at the bottom of the sleeve, a compression spring is arranged between the bottom of the sleeve and the upper ends of the pressure probes, the upper end of the sleeve is connected with the fixed block, an electric push rod is arranged at the upper end of the fixed block, the upper end of the electric push rod is connected with a supporting frame, the supporting frame is arranged on the outer side face of the circular ring, a fixed plate is arranged above the groove, a controller is arranged on the upper surface of the fixed plate, a display screen is arranged on the controller, the input end of the pressure sensor is electrically connected with the output end of the controller, and the output end of the electric push rod is electrically connected with the input end of the electric push rod.

As a preferred technical scheme of the utility model, be provided with the actuating mechanism who is used for control slider horizontal migration in the recess, actuating mechanism includes lead screw and screw motor, the lead screw sets up in the recess, be threaded connection between the lateral surface of slider and lead screw, the one end of lead screw is passed the riser and is connected with screw motor's output.

As a preferred technical scheme of the utility model, pressure probe's quantity is three, and three pressure probe evenly distributed is at the medial surface of ring.

As a preferred technical scheme of the utility model, fixture still includes clamp plate, long screw rod and lock nut, the long screw rod sets up the quantity of placing one side of board and long screw rod and be two, the clamp plate cup joints the lateral surface at long screw rod, and long screw rod's lateral surface threaded connection has lock nut.

As an optimized technical scheme of the utility model, one side of clamp plate is provided with the rubber pad, the rubber pad is corresponding with the position of placing the groove.

Compared with the prior art, the beneficial effects of the utility model are that: this drilling rod spiral muscle concentricity detection device compact structure, and reasonable design, high durability and convenient operation, can be quick detect the concentricity to drilling rod spiral muscle, through setting up mobilizable ring, make to detect the drilling rod and be located the ring, make pressure probe and drilling rod spiral muscle's lateral surface laminating through adjustment electric putter, remove along drilling rod length direction through setting up actuating mechanism control ring, if the spiral muscle is all concentric then the signal stability of telescopic interior pressure sensor transmission for the controller, if the spiral muscle has eccentric phenomenon, then can see pressure signal's fluctuation according to the display screen on the controller, and then quick judgement drilling rod spiral muscle is concentric, make the testing result more accurate, the quality of service and the life-span of drilling rod have been guaranteed, the detection convenience has been improved greatly.

Drawings

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

FIG. 2 is a front view of the present invention;

fig. 3 isbase:Sub>A cross-sectional view of the utility model atbase:Sub>A-base:Sub>A.

In the figure: the device comprises a supporting plate 1, a clamping mechanism 2, a placing plate 21, a placing groove 22, a pressing plate 23, a rubber pad 24, a long screw rod 25, a locking nut 26, a vertical plate 3, a groove 4, a driving mechanism 5, a screw rod 51, a screw rod motor 52, a sliding block 6, a connecting rod 7, a supporting frame 8, an electric push rod 9, a fixing block 10, a sleeve 11, a pressure probe 12, a compression spring 13, a fixing plate 14, a controller 15 and a circular ring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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 (for convenience of description and understanding, the following description is made with the upper side of fig. 2 as the upper side). 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.

Example 1: referring to fig. 1-3, the present invention provides a technical solution: a drill rod spiral rib concentricity detection device comprises a support plate 1, wherein clamping mechanisms 2 used for fixing a drill rod are symmetrically arranged on two sides of the upper surface of the support plate 1, each clamping mechanism 2 comprises a placing plate 21, a placing groove 22 is formed in the upper end of the placing plate 21, each clamping mechanism 2 further comprises a pressing plate 23, long screws 25 and locking nuts 26, the long screws 25 are arranged on one side of the placing plate 21, the number of the long screws 25 is two, the pressing plates 23 are sleeved on the outer side surfaces of the long screws 25, the locking nuts 26 are in threaded connection with the outer side surfaces of the long screws 25, drill rods with different lengths can be fixed by arranging the long screws 25, the pressing plates 23 and the locking nuts 26, the application range of the detection device is improved, a vertical plate 3 is arranged on the rear side of the upper surface of the support plate 1, a groove 4 is formed in the front side surface of the vertical plate 3, and a slide block 6 capable of horizontally moving is arranged in the groove 4, the groove 4 is internally provided with a driving mechanism 5 for controlling the horizontal movement of the slider 6, the driving mechanism 5 comprises a lead screw 51 and a lead screw motor 52, the lead screw 51 is arranged in the groove 4, the slider 6 is in threaded connection with the outer side surface of the lead screw 51, one end of the lead screw 51 penetrates through the vertical plate 3 to be connected with the output end of the lead screw motor 52, the slider 6 can be controlled to move when the lead screw 51 rotates through the matching of the lead screw 51 and the lead screw motor 52, the stability of the moving process of the slider 6 is ensured, the front end of the slider 6 is provided with a connecting rod 7, the front end of the connecting rod 7 is provided with a circular ring 16, the circular ring 16 is superposed with the central axis of the placing groove 22, the inner side surface of the circular ring 16 is uniformly distributed with at least two pressure probes 12, preferably, the number of the pressure probes 12 is three, the three pressure probes 12 are uniformly distributed on the inner side surface of the circular ring 16, and the accuracy of detection of the spiral rib of the drill rod can be improved through the three pressure probes 12, the upper end sliding connection of pressure probe 12 is in sleeve 11, the bottom of sleeve 11 is provided with pressure sensor, be provided with compression spring 13 between the bottom of sleeve 11 and the upper end of pressure probe 12, the upper end of sleeve 11 is connected with fixed block 10, the upper end of fixed block 10 is provided with electric putter 9, electric putter 9's upper end is connected with support frame 8, support frame 8 sets up at ring 16 lateral surface, the top of recess 4 is provided with fixed plate 14, the upper surface of fixed plate 14 is provided with controller 15, the display screen is taken from the controller 15, the quantity of display screen is three, the pressure signal who corresponds three pressure probe 12 department respectively changes, pressure sensor's input is connected with the output electricity of controller 15, the output of controller 15 is connected with electric putter 9's input electricity, this drilling rod spiral muscle concentricity detection device compact structure, reasonable in design, and convenient for operation, can be quick detect the concentricity of drilling rod spiral muscle, the precision of drilling rod spiral muscle concentricity detection has been improved simultaneously, guarantee that the performance parameter of drilling rod is normal, do not influence going on oil exploitation operation.

When in use: firstly, a drill rod penetrates through a circular ring 16, then two ends of the drill rod are respectively placed in placing grooves 22 at two ends, then a pressing plate 23 is sleeved on a long screw rod 25, a locking nut 26 is screwed down to enable the pressing plates 23 at two ends to clamp and fix the drill rod, then according to the diameter of a spiral rib of the drill rod, an electric push rod 9 is controlled by a controller 15 to extend, so that a pressure probe 12 is just attached to the spiral rib, pressure curves displayed by three display screens on the controller 15 are all at zero positions, then a lead screw motor 52 is controlled to be started, a slide block 6 is controlled to move along the length direction of the drill rod under the rotation of a lead screw 51, and if the spiral ribs of the drill rod are all concentric, the pressure curves are straight lines; if the spiral rib of the drill rod is eccentric, the pressure curve can be in a fluctuation state, and the curve fluctuates upwards to indicate that the spiral rib detected at the position is convex, so that the pressure probe 12 moves upwards, and the pressure value detected by the pressure sensor is increased; the pressure curve indicates that the spiral rib is concave, the pressure probe 12 does not contact the spiral rib, and the non-concentric position of the spiral rib of the drill rod can be rapidly judged according to the pressure signals respectively displayed by the three display screens.

Example 2: the difference from embodiment 1 is that a rubber pad 24 is provided on one side of the pressing plate 23, the rubber pad 24 corresponds to the position of the placing groove 22, and the rubber pad 24 is provided on the pressing plate 23 to avoid crushing damage to the two ends of the fixed drill rod.

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 drilling rod spiral muscle concentricity detection device, includes backup pad (1), the upper surface bilateral symmetry of backup pad (1) is provided with fixture (2) that are used for fixed drilling rod, fixture (2) are provided with standing groove (22), its characterized in that including placing board (21), the upper end of placing board (21): a vertical plate (3) is arranged on the rear side of the upper surface of the supporting plate (1), a groove (4) is formed in the front side surface of the vertical plate (3), a horizontally movable sliding block (6) is arranged in the groove (4), a connecting rod (7) is arranged at the front end of the sliding block (6), a circular ring (16) is arranged at the front end of the connecting rod (7), the circular ring (16) is overlapped with the central axis of a placing groove (22), at least two pressure probes (12) are uniformly distributed on the inner side surface of the circular ring (16), the upper ends of the pressure probes (12) are connected in a sleeve (11) in a sliding manner, a pressure sensor is arranged at the bottom of the sleeve (11), a compression spring (13) is arranged between the bottom of the sleeve (11) and the upper ends of the pressure probes (12), the upper end of the sleeve (11) is connected with a fixed block (10), an electric push rod (9) is arranged at the upper end of the fixed block (10), the upper end of the electric push rod (9) is connected with a supporting frame (8), the supporting frame (8) is arranged on the outer side surface of the circular ring (16), a fixed block (4) is provided with an output end of a fixed plate (14), a display screen (15) with a display controller (15) and an upper surface of the fixed plate (15) which is electrically connected with a display screen (15), the output end of the controller (15) is electrically connected with the input end of the electric push rod (9).

2. The drill rod spiral rib concentricity detection device according to claim 1, wherein: the novel horizontal movement type vertical plate press is characterized in that a driving mechanism (5) used for controlling the sliding block (6) to move horizontally is arranged in the groove (4), the driving mechanism (5) comprises a lead screw (51) and a lead screw motor (52), the lead screw (51) is arranged in the groove (4), the sliding block (6) is in threaded connection with the outer side face of the lead screw (51), and one end of the lead screw (51) penetrates through the vertical plate (3) to be connected with the output end of the lead screw motor (52).

3. The drill rod spiral rib concentricity detection device according to claim 1, wherein: the number of the pressure probes (12) is three, and the three pressure probes (12) are uniformly distributed on the inner side surface of the circular ring (16).

4. The drill rod spiral rib concentricity detection device as claimed in claim 1, wherein: fixture (2) still include clamp plate (23), long screw (25) and lock nut (26), long screw (25) set up the quantity of placing one side of board (21) and long screw (25) be two, clamp plate (23) cup joint the lateral surface at long screw (25), and the lateral surface threaded connection of long screw (25) has lock nut (26).

5. The drill rod spiral rib concentricity detection device according to claim 4, wherein: one side of the pressing plate (23) is provided with a rubber pad (24), and the rubber pad (24) corresponds to the position of the placing groove (22).