CN220504981U

CN220504981U - Drill bit fishing device

Info

Publication number: CN220504981U
Application number: CN202322085067.7U
Authority: CN
Inventors: 杨鸿川; 盖广州; 李中莹; 杨龙
Original assignee: Xinjiang Yongsheng Nanyou Energy Co ltd
Current assignee: Xinjiang Yongsheng Nanyou Energy Co ltd
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-02-20
Anticipated expiration: 2033-08-04

Abstract

The utility model relates to the technical field of drill bit salvaging, in particular to a drill bit salvaging device, which comprises a connecting seat, wherein a shell is fixedly connected below the connecting seat, a plurality of turntables are rotatably arranged at the bottom of the shell, the turntables are uniformly distributed along the axis of the shell, a driving mechanism for driving the turntables to synchronously rotate is arranged in the shell, a clamping hook is fixedly connected to the bottom of the turntables, and comprises a fixing part fixedly arranged on the turntables and a hook part fixedly connected to one end of the fixing part; the clamping hooks extend into the bottom of the well, the rotary table is driven to rotate through the driving mechanism to drive the clamping hooks to rotate, the plurality of hook parts are inwards closed, and in the rotating process of the clamping hooks, the inclined drill bit is driven to be righted by the hook parts until the plurality of hooks jointly hook the drill bit; the utility model can centralize and hook the inclined drill bit, is convenient for fixing and salvaging the drill bit, and expands the application range.

Description

Drill bit fishing device

Technical Field

The utility model relates to the technical field of drill bit salvaging, in particular to a drill bit salvaging device.

Background

The petroleum drilling technology occupies an important place in the exploration and development of oil and gas resources in China, has wide development space and development prospect, and is used for drilling round holes in the ground surface position by using a drilling device, entering an underground oil layer, drilling by using a drill bit, and fishing the drill bit after the drilling is finished.

The prior Chinese patent publication No. CN212642654U discloses a drill bit salvaging device for petroleum drilling, which comprises a movable pipe positioned at the bottom of a main shaft, wherein the top end of the movable pipe is fixedly connected with a sleeve, the sleeve is movably sleeved with the surface of the main shaft, the bottom end of the main shaft is in threaded sleeve connection with a limiting ring, the bottom of the main shaft is fixedly connected with a fixed shaft, the fixed shaft is fixedly connected with a rubber ring through a rubber strip, the bottom end of the main shaft is rotationally connected with a claw, the bottom end of the claw is respectively fixedly connected with an anti-slip pad and a limiting block, and the side wall of the claw is fixedly connected with a wedge block. According to the utility model, the drill bit is fixed by the plurality of clamping jaws, and the protection pad is arranged, so that the stability in the salvaging process can be improved, the problem of loosening of the drill bit in the salvaging process is avoided, the stability in the salvaging process is improved, and the smooth salvaging of the drill bit is facilitated.

However, the device limits the drill bit through the movable pipe, so that the claw is convenient to effectively fix, but a corresponding mechanism capable of slightly inclining and turning the movable pipe moving in the well drilling is not arranged, and the device is not suitable for fixedly salvaging the drill bit inclined by the bottom of the well drilling.

Disclosure of Invention

The utility model aims to provide a drill bit salvaging device which can centralize and hook an inclined drill bit, is convenient for fixedly salvaging the drill bit and expands the application range.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a drill bit fishing device, includes the connecting seat, the below fixedly connected with casing of connecting seat, the rotatable a plurality of turntables that are equipped with in bottom of casing, the turnplate is prolonged the casing axis evenly distributed, install in the casing drive a plurality of the synchronous pivoted actuating mechanism of turnplate, the bottom fixedly connected with pothook of turnplate, the pothook includes fixed mounting fixed part and the fixed connection on the turnplate are in the couple portion of fixed part one end.

Further, the driving mechanism comprises a driving motor arranged in the shell, an output shaft of the driving motor is fixedly connected with a main gear, a plurality of auxiliary gears are meshed with the outer sides of the main gears, the auxiliary gears are in one-to-one correspondence with the turntables, and the auxiliary gears are fixedly connected with the turntables through fixing shafts.

Further, a through hole is formed in the side wall of the connecting seat.

Further, a connecting hole is formed in the top of the connecting seat, and internal threads are formed in the connecting hole.

Further, the hook part is provided with anti-skid patterns.

The beneficial effects of the utility model are as follows:

the clamping hooks extend into the bottom of the well, the rotary table is driven to rotate through the driving mechanism to drive the clamping hooks to rotate, the plurality of hook parts are inwards closed, and in the rotating process of the clamping hooks, the inclined drill bit is driven to be righted by the hook parts until the plurality of hooks jointly hook the drill bit; the utility model can centralize and hook the inclined drill bit, is convenient for fixing and salvaging the drill bit, and expands the application range.

Drawings

FIG. 1 is a schematic diagram of a first embodiment;

FIG. 2 is a schematic diagram of a second embodiment;

FIG. 3 is a schematic view of a partial structure of a first embodiment;

the second embodiment of fig. 4 is a schematic structural diagram.

Reference numerals: a connecting seat 1; a through hole 101; a connection hole 102; a housing 2; a turntable 3; a hook 4; a fixing portion 41; a hook portion 42; a drive motor 5; a main gear 6; from the gear 7.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

Embodiment one is as shown in fig. 1 to 3, a drill bit fishing device, including connecting seat 1, the below fixedly connected with casing 2 of connecting seat 1, the rotatable a plurality of turntables 3 that are equipped with in bottom of casing 2, turntables 3 prolong casing 2 axis evenly distributed, install in the casing 2 drive a plurality of the synchronous pivoted actuating mechanism of turntables 3, the bottom fixedly connected with pothook 4 of turntables 3, pothook 4 is including fixed part 41 and the fixed connection of fixed part 41 one end of being in on the turntables 3.

The driving mechanism comprises a driving motor 5 arranged in the shell 2, an output shaft of the driving motor 5 is fixedly connected with a main gear 6, a plurality of auxiliary gears 7 are meshed with the outer side of the main gear 6, the auxiliary gears 7 are in one-to-one correspondence with the turntables 3, and the auxiliary gears 7 are fixedly connected with the turntables 3 through fixing shafts.

The side wall of the connecting seat 1 is provided with a through hole 101.

The connecting seat 1 is hung on the lifting appliance through the through hole 101, the clamping hook 4 stretches into the bottom of a drilling well, the driving motor 5 drives the main gear 6 to rotate, the main gear 6 is meshed with the slave gear 7, the driving turntable 3 is rotated to drive the clamping hook 4 to rotate, the plurality of hook parts 41 are inwards closed (as shown in fig. 2), the inclined drill bit is driven by the hook parts 41 to be righted in the rotating process of the clamping hook 4 until the drill bit is hooked by the plurality of hooks 4 together, so that the drill bit is fixed and salvaged conveniently, and the application range is enlarged.

The second embodiment is different from the first embodiment in that, as shown in fig. 4, a connection hole 102 is formed at the top of the connection seat 1, and an internal thread is formed on the connection hole 102; the connecting seat 1 is connected to the bottom of the drill rod in a threaded manner through internal threads, and the clamping hook 4 extends into the bottom of the well through the drill rod.

Further, the hook portion 42 is provided with anti-slip patterns.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. A drill bit fishing device which is characterized in that: including connecting seat (1), the below fixedly connected with casing (2) of connecting seat (1), the rotatable a plurality of carousel (3) that are equipped with in bottom of casing (2), carousel (3) are prolonged casing (2) axis evenly distributed, install in casing (2) the drive a plurality of carousel (3) synchronous pivoted actuating mechanism, the bottom fixedly connected with pothook (4) of carousel (3), pothook (4) are in including fixed mounting fixed part (41) and fixed connection on carousel (3) are in couple portion (42) of fixed part (41) one end.

2. The bit fishing apparatus of claim 1, wherein: the driving mechanism comprises a driving motor (5) arranged in the shell (2), an output shaft of the driving motor (5) is fixedly connected with a main gear (6), a plurality of auxiliary gears (7) are meshed with the outer side of the main gear (6), the auxiliary gears (7) are in one-to-one correspondence with the turntables (3), and the auxiliary gears (7) are fixedly connected with the turntables (3) through fixing shafts.

3. The bit fishing apparatus of claim 1, wherein: the side wall of the connecting seat (1) is provided with a through hole (101).

4. The bit fishing apparatus of claim 1, wherein: the top of connecting seat (1) has seted up connecting hole (102), set up the internal thread on connecting hole (102).

5. The bit fishing apparatus of claim 1, wherein: the hook part (42) is provided with anti-skid patterns.