CN219368631U

CN219368631U - Petroleum drill pipe two-end coaxiality detector

Info

Publication number: CN219368631U
Application number: CN202320058022.8U
Authority: CN
Inventors: 李玉华; 郑强; 韩晓毅
Original assignee: Dp Master Manufacturing Co ltd
Current assignee: Dp Master Manufacturing Co ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-07-18
Anticipated expiration: 2033-01-10

Abstract

The utility model discloses a coaxiality detector for two ends of an oil drill rod, which comprises a base, wherein supporting legs are fixedly arranged at two ends of the bottom of the base, and the detector also comprises: the top fixed mounting of base has the mount pad, and the inside fluting of mount pad rotates and is connected with the drilling rod body to the equal laminating of the bottom below of drilling rod body is connected with the measuring stick. This oil drilling rod both ends axiality detects machine installs measuring stick, first reset spring and scale, starts servo motor and drives the installation pad that the drive gear outside set up and drive the drilling rod body and rotate, can drive two measuring sticks and carry out the position decline, can carry out visual detection to the variation position of measuring stick after the extrusion through two scales later, better convenience later stage detects the axiality of drilling rod body and uses, and the last elasticity that reuse two first reset springs self can carry out elastic reset to the position of two measuring sticks after the extrusion.

Description

Petroleum drill pipe two-end coaxiality detector

Technical Field

The utility model relates to the technical field of detectors, in particular to a detector for coaxiality of two ends of an oil drill rod.

Background

The oil drill rod is a tool for drilling an oil well, and is characterized by thin wall and light weight per unit length, mainly provides a slurry channel, transmits tensile force and torque, can be well and conveniently used for drilling in the later period, and needs to be used for detecting coaxiality of two ends of the oil drill rod before the oil drill rod is processed;

in the coaxiality detection mechanism disclosed in the patent CN209927066U, a main shaft to be detected is placed into the arc-shaped fixed block by loosening the fixed bolt and the arc-shaped fixed block, and then the main shaft is fixed by tightening the fixed bolt, so that the main shaft is fixed, the detection quality is prevented from shaking during detection, a driving motor is started to work, a screw rod is enabled to rotate during the driving motor work, so that a sliding block moves left and right on the screw rod, the distance between the main shaft and a detection rod is changed, the main shaft is enabled to be close to the detection rod, the coaxiality of the main shaft is conveniently detected, the main shaft of an automatic lathe is conveniently detected through the rotation of the main shaft during detection, the quality of the main shaft during assembly is improved, and the detection mechanism is convenient and quick to use, but only can detect the coaxiality of a single position during the detection of a drill rod, and the detection mechanism cannot detect the coaxiality of two ends of the drill rod at the same time, and the detection mechanism cannot detect the coaxiality after the change, and the detection of the drill rod at the later stage is inconvenient to use;

therefore, the coaxiality detector for the two ends of the petroleum drill rod can well solve the problems.

Disclosure of Invention

The utility model aims to provide a coaxiality detector for two ends of a petroleum drill rod, which aims to solve the problems that the coaxiality of two ends of the petroleum drill rod is different and can only be detected and used in a single position because the coaxiality of the two ends of the petroleum drill rod is different in the current market proposed by the background technology and the detection mechanism is not convenient to detect and use the coaxiality of the two ends of the petroleum drill rod in the later period, and the detection mechanism cannot well detect the changed coaxiality in a visual mode and is inconvenient to detect and use the petroleum drill rod in the later period.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a petroleum drill pipe both ends axiality detects machine, includes base, supporting leg, mount pad, drilling rod body and servo motor;

the two ends of the bottom of the base are fixedly provided with supporting legs, the structures of the two supporting legs are identical, and the two supporting legs are symmetrically arranged about the vertical central line of the base;

further comprises: the top fixed mounting of base has the mount pad, and the inside fluting of mount pad rotates and is connected with the drilling rod body to the equal laminating of bottom below of drilling rod body is connected with the measuring stick, the outside screw fixed mounting in bottom of mount pad has servo motor, and servo motor's output fixedly connected with pivot, and the pivot is the bearing and installs in the mount pad bottom inboard.

Preferably, the inside both ends of base are all slotted and are connected with the measuring stick throughout, and two the structure of measuring stick is equal to the equal fixed mounting in surface both ends of base has the scale, the highest point of scale and the minimum point of measuring stick are on same horizontal line, utilize the inside both ends of base to all be slotted and are connected with the measuring stick throughout, when detecting the axiality of drilling rod body, utilize two measuring sticks to carry out flexible removal and detect the use through the position of two scales to the measuring stick after flexible, better make things convenient for the detection use of later stage detection machine.

Preferably, the inside both ends of base are all slotted fixed mounting has first reset spring, and two the structure of first reset spring is equal to the bottom of the equal fixedly connected with measuring stick in top of two first reset springs utilizes the inside both ends of base to be slotted fixed mounting has first reset spring, and the bottom of the equal fixedly connected with measuring stick in top of two first reset springs, and the elasticity through two first reset springs self carries out elastic reset to the position of measuring stick after two removal that can be fine, more makes things convenient for the later stage to carry out axiality detection to the drilling rod body and use.

Preferably, the outside fixedly connected with drive gear of pivot to drive gear's outside is fixed to be provided with the installation pad, and the outside laminating of installation pad is connected with the drilling rod body, the installation pad adopts rubber material to constitute, utilizes the outside laminating of installation pad to be connected with the drilling rod body, the installation pad adopts rubber material to constitute, and the installation pad that sets up in its outside is driven through rotating drive gear that can be fine rotates the drilling rod body.

Preferably, the middle inside fluting slidable mounting of mount pad has the arc to fill up, and the surface that the arc filled up is the semicircle shape to the inboard sliding connection that the arc filled up has the drilling rod body, the equal fluting slidable mounting in top both ends of mount pad has the pressure pole, and the inboard of two pressure poles is all fixed mounting to have the stay cord, and the inboard of two stay cords is all through leading wheel fixed connection to the both ends outside that the arc filled up, the inboard fluting fixed mounting in arc filled up top has second reset spring, and the top fixedly connected with mount pad of second reset spring utilizes the inboard fluting fixed mounting in arc filled up top to have second reset spring, and the top fixedly connected with mount pad of second reset spring, the elasticity through second reset spring self carries out elastic reset to the position that removes the back arc filled up that makes things convenient for the later stage to spacing to the drilling rod body of different thickness more.

Compared with the prior art, the utility model has the following beneficial effects:

(1) The coaxiality detector for the two ends of the petroleum drill rod is provided with the measuring rods, the first reset springs and the graduated scales, the drill rod body is placed in the mounting seat, then the mounting pad arranged on the outer side of the driving gear is driven by the starting servo motor to drive the drill rod body to rotate, when the coaxiality of the two ends of the drill rod body changes, the two measuring rods are driven to descend in position, then the changing positions of the measuring rods after extrusion can be visually detected through the two graduated scales, the coaxiality of the drill rod body can be detected and used in the later period, the positions of the two measuring rods after extrusion can be elastically reset by utilizing the elasticity of the two first reset springs, and the later period detector can be better and conveniently detected and used;

(2) This oil drilling rod both ends axiality detects machine is provided with presses depression bar, stay cord, arc pad and second reset spring, utilize the centre slotted slidable mounting at the mount pad to have the arc pad, and the laminating of the bottom below of arc pad is connected with the drilling rod body, the convenient later stage that can be fine carries out supplementary rotation to the drilling rod body, then it drives two stay cords through the leading wheel pulling arc pad to go up and down to press two the depression bars to recycle, can conveniently dismantle the separation to the position of drilling rod body behind the centre gripping and use afterwards, the elasticity of reuse second reset spring self can carry out elastic reset to the position of moving back arc pad at last, the better later stage of facilitating is spacing to the position of placing back drilling rod body, the detection of convenient detection machine is used more.

Drawings

FIG. 1 is a schematic view of the main section structure of the present utility model;

FIG. 2 is a schematic view of a partial main section of the drill rod body and the measuring rod according to the present utility model;

FIG. 3 is a schematic view of a partial main section of the mounting seat and drill rod body of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is a schematic side cross-sectional view of a drive gear and mounting pad of the present utility model.

In the figure: 1. a base; 2. support legs; 3. a mounting base; 4. a drill rod body; 5. a servo motor; 6. a measuring rod; 7. a first return spring; 8. a graduated scale; 9. a rotating shaft; 10. a transmission gear; 11. a mounting pad; 12. pressing a pressing rod; 13. a pull rope; 14. an arc-shaped pad; 15. and a second return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the coaxiality detector for two ends of the petroleum drill rod comprises a base 1, supporting legs 2, a mounting seat 3, a drill rod body 4, a servo motor 5, a measuring rod 6, a first reset spring 7, a graduated scale 8, a rotating shaft 9, a transmission gear 10, a mounting pad 11, a pressing rod 12, a pull rope 13, an arc-shaped pad 14 and a second reset spring 15;

the base 1 is characterized in that the two ends of the bottom of the base are fixedly provided with supporting legs 2, the structures of the two supporting legs 2 are identical, and the two supporting legs 2 are symmetrically arranged about the vertical central line of the base 1;

further comprises: the top fixed mounting of base 1 has mount pad 3, and the inside fluting of mount pad 3 rotates and is connected with drilling rod body 4 to the equal laminating of bottom below of drilling rod body 4 is connected with measuring stick 6, and the outside screw fixed mounting of bottom of mount pad 3 has servo motor 5, and servo motor 5's output fixedly connected with pivot 9, and pivot 9 is the bearing and installs in mount pad 3 bottom inboard.

The outside fixedly connected with drive gear 10 of pivot 9 to drive gear 10's outside fixedly is provided with installation pad 11, and installation pad 11's outside laminating is connected with drilling rod body 4, and installation pad 11 adopts rubber material to constitute.

The inside both ends of base 1 all slotting through-connection has measuring stick 6, and the structure of two measuring sticks 6 is equal, and the equal fixed mounting in surface both ends of base 1 has scale 8, the highest point of scale 8 and the minimum point of measuring stick 6 are on same horizontal line, as shown in fig. 1-3, place drilling rod body 4 in the inside of mount pad 3, then drive the transmission gear 10 of pivot 9 outside fixed connection at start servo motor 5 and rotate, because transmission gear 10's outside is provided with mounting pad 11, can be fine drive drilling rod body 4 carries out the position rotation, then can detect the axiality at drilling rod body 4 both ends through two measuring sticks 6 and use, then utilize two scales 8 to carry out visual detection to the position of two measuring sticks 6 after removing and use.

The inside both ends of base 1 are all slotted fixed mounting has first reset spring 7, and the structure of two first reset springs 7 is equal to the bottom of the equal fixedly connected with measuring stick 6 in top of two first reset springs 7, and the convenience that reuse two first reset springs 7 self elasticity can be fine carries out elastic reset to the position of measuring stick 6 after two removal at last, better make things convenient for the detection use of later stage detection machine.

The middle inside fluting slidable mounting of mount pad 3 has arc pad 14, and the surface that the arc was filled up 14 is semicircle shape, and the inboard sliding connection that the arc was filled up 14 has drilling rod body 4, the equal fluting slidable mounting in top both ends of mount pad 3 has press pole 12, and the inboard of two press poles 12 is all fixed mounting to stay cord 13, and the inboard of two stay cords 13 is all through leading wheel fixed connection to the both ends outside that the arc was filled up 14, as shown in fig. 3-5, when need carry out dismouting separation to drilling rod body 4 and use, press two press poles 12 and shrink and remove, can drive two stay cords 13 and carry out the position shrink removal to arc pad 14 through the leading wheel afterwards, then can conveniently carry out quick assembly disassembly to the position of drilling rod body 4 after the installation and use.

The second reset spring 15 is fixedly arranged on the inner side of the top of the arc-shaped pad 14 in a slotting mode, the mounting seat 3 is fixedly connected above the second reset spring 15, and finally the position of the arc-shaped pad 14 after movement is elastically reset by the aid of the elastic force of the second reset spring 15, so that the drill rod body 4 with different thicknesses can be conveniently dismounted and used in the later period.

Working principle: when the oil drill rod two-end coaxiality detector is used, firstly, the servo motor 5 is started to drive the transmission gear 10 fixedly connected with the outer side of the rotating shaft 9 to rotate, the drill rod body 4 is driven to rotate in position, then coaxiality of two ends of the drill rod body 4 can be detected and used through the two measuring rods 6, then the positions of the two movable rear measuring rods 6 are visually detected and used through the two graduated scales 8, and finally the positions of the two movable rear measuring rods 6 are elastically reset through the elastic force of the two first reset springs 7.

Pressing two pressing rods 12 to shrink and move, then driving two stay ropes 13 to shrink and move to the arc pad 14 through the guide wheel, then conveniently carrying out quick assembly disassembly to the position of the installed drill rod body 4, and finally elastically resetting the position of the moved arc pad 14 by utilizing the self elasticity of a second reset spring 15.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a petroleum drill pipe both ends axiality detects machine, includes base (1), supporting leg (2), mount pad (3), drilling rod body (4) and servo motor (5);

the base (1) is characterized in that the two ends of the bottom of the base are fixedly provided with supporting legs (2), the structures of the two supporting legs (2) are identical, and the two supporting legs (2) are symmetrically arranged about the vertical central line of the base (1);

characterized by further comprising:

the upper part of the base (1) is fixedly provided with a mounting seat (3), a drill rod body (4) is rotatably connected with the inside of the mounting seat (3) through a groove, and a measuring rod (6) is connected with the lower part of the bottom of the drill rod body (4) in an attaching mode;

the servo motor (5) is fixedly arranged on the outer side of the bottom of the mounting seat (3) through screws, the output end of the servo motor (5) is fixedly connected with the rotating shaft (9), and the rotating shaft (9) is arranged on the inner side of the bottom of the mounting seat (3) through bearings.

2. The machine for detecting coaxiality of two ends of petroleum drill pipe according to claim 1, wherein: the utility model discloses a measuring device, including base (1), measuring rod (6), scale (8), measuring rod (6), measuring rod (8), measuring rod (6) and scale (8), the inside both ends of base (1) are all slotted through connection, and two the structure of measuring rod (6) is equal to the equal fixed mounting in surface both ends of base (1), the highest point of scale (8) and the minimum point of measuring rod (6) are on same horizontal line.

3. The machine for detecting coaxiality of two ends of petroleum drill pipe according to claim 2, wherein: the automatic measuring device is characterized in that first reset springs (7) are fixedly arranged at two ends of the inside of the base (1) in a slotted mode, the structures of the two first reset springs (7) are identical, and the bottoms of measuring rods (6) are fixedly connected to the upper sides of the two first reset springs (7).

4. The machine for detecting coaxiality of two ends of petroleum drill pipe according to claim 1, wherein: the outside fixedly connected with drive gear (10) of pivot (9) to the outside of drive gear (10) is fixed to be provided with installation pad (11), and the outside laminating of installation pad (11) is connected with drilling rod body (4), installation pad (11) are constituteed by the rubber material.

5. The machine for detecting coaxiality of two ends of petroleum drill pipe according to claim 1, wherein: the middle inside fluting slidable mounting of mount pad (3) has arc pad (14), and the surface of arc pad (14) is semicircle shape to the inboard sliding connection of arc pad (14) has drilling rod body (4), the equal fluting slidable mounting in top both ends of mount pad (3) has pressure pole (12), and the inboard of two pressure poles (12) is all fixed mounting has stay cord (13) to the inboard of two stay cords (13) is all through leading wheel fixed connection to the both ends outside of arc pad (14).

6. The machine for detecting coaxiality of two ends of an oil drill pipe according to claim 5, wherein: a second reset spring (15) is fixedly arranged on the inner side of the top of the arc-shaped pad (14) in a slotted mode, and an installation seat (3) is fixedly connected above the second reset spring (15).