CN215292406U

CN215292406U - Underground drill-following circulation sleeve taking-out device

Info

Publication number: CN215292406U
Application number: CN202121589576.8U
Authority: CN
Inventors: 孙芳良
Original assignee: Suzhou High Tech Zone Dingzheng Precision Electro Mechanical Co ltd
Current assignee: Suzhou High Tech Zone Dingzheng Precision Electro Mechanical Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2021-12-24
Anticipated expiration: 2031-07-14

Abstract

The utility model discloses a downhole circulation sleeve taking-out device while drilling, which comprises a driving box, a connecting assembly, a locking assembly and a driving assembly, wherein the driving assembly is used for driving the locking assembly to be connected with the connecting assembly and driving the connecting assembly to take out the circulation sleeve; through installing the stability that the scissors fork pole can promote the installing frame, when the connecting rod drives the sloping block downstream through fixed frame, the sloping block can extrude buffer gear, can reset under buffer gear's effect after the sloping block breaks away from the extrusion to make and coupling assembling locking, be convenient for take out the circulation cover.

Description

Underground drill-following circulation sleeve taking-out device

Technical Field

The utility model relates to an extraction element specifically is a along with boring circulation cover extraction element in pit.

Background

At present, a method for taking out a circulating sleeve includes the steps that after a positioning bolt is unscrewed, a connector male buckle is upwards erected on the ground, an iron rod with a proper diameter and size is placed in a connector, one person holds the iron rod by hand and another person smashes the iron rod by a hammer, the circulating sleeve is difficult to take out due to silt filling and extrusion deformation of a sealing ring on the outer layer of the circulating sleeve, time and labor are wasted, personnel injury is easy to cause, the danger is high, and the taken-out circulating sleeve is often smashed, so that the problem needs to be solved by designing a device for taking out the circulating sleeve while drilling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a along with boring circulation cover remove device in pit to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a downhole circulation sleeve taking-out device while drilling comprises a driving box and a connecting assembly, wherein the connecting assembly is connected with a circulation sleeve; and

the retraction assembly is connected with the connecting assembly; and

and the driving assembly is used for driving the locking assembly to be connected with the connecting assembly, and the driving connecting assembly takes out the circulating sleeve.

As a further aspect of the present invention: the driving assembly comprises a driving piece; and

the driving disc is used for driving the driving disc to rotate; and

the driving rod is eccentrically connected with the driving disc; and

a sliding plate connected with the driving case; and

and one end of the connecting rod is connected with the sliding plate, and the other end of the connecting rod is connected with the locking component.

As a further aspect of the present invention: the locking assembly comprises a fixing frame; and

the scissor rod is installed in the fixed frame; and

at least two cavity boxes are arranged and are connected with the fixing frame; and

the inclined block is arranged in the cavity box; and

and one end of the buffer mechanism is connected with the cavity box, and the other end of the buffer mechanism is connected with the inclined block.

As a further aspect of the present invention: the buffer mechanism comprises an extensible member, one end of the extensible member is connected with the cavity box, and the other end of the extensible member is connected with the inclined block; and

an elastic member mounted on the telescoping member.

As a further aspect of the present invention: the connecting assembly comprises a threaded rod, and the threaded rod is connected with the circulating sleeve through threads; and

and the fixed guide block is arranged at one end of the threaded rod.

Compared with the prior art, the beneficial effects of the utility model are that: drive the driving-disc through driving motor and rotate, the actuating lever of installing on the driving-disc drives the sliding plate and slides, the sliding plate makes the sloping block of installing in fixed frame below remove downwards through the connecting rod, when installing the sloping block in the cavity box when removing downwards, the sloping block can the extrusion install buffer spring on the telescopic link through contacting with the guide block after, drive the sloping block and reset under reset spring's effect when the sloping block breaks away from the back with fixed guide block, thereby mention the circulation cover under the cooperation with fixed guide block box drive assembly's drive and take out, convenient and practical.

Drawings

FIG. 1 is a schematic structural diagram of a downhole circulation while drilling sleeve extraction device.

Fig. 2 is a schematic structural view of a cavity cell.

In the figure: 1. an orientation joint; 2. a circulating sleeve; 3. a threaded rod; 4. a cavity cell; 5. a sloping block; 6. a fixing frame; 7. shearing a fork rod; 8. fixing a guide block; 9. a drive box; 10. a drive disc; 11. a sliding plate; 12. a drive rod; 13. a connecting rod; 14. a telescopic rod; 15. a buffer spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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. 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. 1-2, as an embodiment of the present invention, an apparatus for taking out a downhole circulation while drilling sleeve 2 includes a driving box 9 and a connecting assembly, wherein the connecting assembly is connected to the circulation sleeve 2; and

the retraction assembly is connected with the connecting assembly; and

and the driving assembly is used for driving the locking assembly to be connected with the connecting assembly, and the driving connecting assembly takes out the circulating sleeve 2.

In this embodiment, circulation cover 2 is installed in directional joint 1 mostly, through drive assembly drive locking mechanism extend to directional joint 1 in, and locking mechanism cooperates the back with the coupling assembling that circulation cover 2 is connected, and the rethread drive assembly mentions it to with circulation cover 2 from taking out convenient and practical.

As an embodiment of the present invention, the driving assembly includes a driving member; and

a driving disk 10, wherein the driving disk 10 is driven by the driving piece to rotate; and

the driving rod 12, the said driving rod 12 connects with driving disc 10 eccentrically; and

a sliding plate 11, wherein the sliding plate 11 is connected with the driving box 9; and

and one end of the connecting rod 13 is connected with the sliding plate 11, and the other end of the connecting rod 13 is connected with the locking component.

In this embodiment, the driving member may be a driving motor, a stepping motor or a servo motor, preferably, a driving motor is adopted, an output end of the driving motor is connected with the driving disc 10, the driving rod 12 is eccentrically connected with the driving disc 10, one end of the driving rod 12, which is far away from the driving disc 10, extends into a guide groove formed in the guide sliding plate 11, one end of the connecting rod 13 is connected with the sliding plate 11, the other end of the connecting rod 13 is connected with the locking assembly, the driving disc 10 is driven to rotate by the driving motor, the driving rod 12 installed on the driving disc 10 drives the sliding plate 11 to slide, and the sliding plate 11 drives the locking mechanism to ascend or descend by the connecting rod 13.

As an embodiment of the present invention, the locking assembly includes a fixing frame 6; and

the scissor rod 7 is installed in the fixed frame 6; and

the device comprises at least two cavity boxes 4, wherein the cavity boxes 4 are connected with a fixed frame 6; and

the inclined block 5 is installed in the cavity box 4; and

and one end of the buffer mechanism is connected with the cavity box 4, and the other end of the buffer mechanism is connected with the inclined block 5.

In this embodiment, install scissor pole 7 in fixed frame 6, can promote the stability of installing frame through installing scissor pole 7, when connecting rod 13 drives sloping block 5 downstream through fixed frame 6, sloping block 5 can extrude buffer gear, can reset under buffer gear's effect after sloping block 5 breaks away from the extrusion to make and coupling assembling locking, be convenient for take out circulation cover 2.

As an embodiment of the present invention, the buffer mechanism includes an expansion piece, one end of the expansion piece is connected with the cavity box 4, and the other end is connected with the inclined block 5; and

an elastic member mounted on the telescoping member.

In this embodiment, extensible member one end is connected with the holder, and the other end is connected with the second piston piece, the extensible member can be telescopic link 14 or telescope tube etc. the preferred telescopic link 14 that adopts, elastomeric element installs on telescopic link 14, elastomeric element can be reset spring, buffer spring 15 or compression spring etc. the preferred buffer spring 15 that adopts.

As an embodiment of the present invention, the connecting assembly includes a threaded rod 3, and the threaded rod 3 is connected with the circulating sleeve 2 through a thread; and

and the fixed guide block 8 is arranged at one end of the threaded rod 3.

In this embodiment, 3 one ends of threaded rod with be provided with the screw thread, threaded rod 3 is connected through the screw hole of seting up with circulation cover 2 tops, and fixed guide block 8 is connected with threaded rod 3, when fixed frame 6 drives the sloping block 5 of installing in cavity box 4 and moves down, sloping block 5 can extrusion mounting buffer spring 15 on telescopic link 14 through contacting with the guide block after, drive sloping block 5 and reset under reset spring's effect after sloping block 5 breaks away from with fixed guide block 8 to mention circulation cover 2 under the cooperation with fixed guide block 8.

The utility model discloses a theory of operation is: drive driving-disc 10 through driving motor and rotate, install actuating lever 12 on driving-disc 10 and drive sliding plate 11 and slide, sliding plate 11 makes the sloping block 5 of installing in fixed frame 6 below remove downwards through connecting rod 13, when installing sloping block 5 in cavity box 4 and removing downwards, sloping block 5 can extrusion mounting buffer spring 15 on telescopic link 14 through contacting with the guide block after, drive sloping block 5 and reset under reset spring's effect after sloping block 5 breaks away from with fixed guide block 8, thereby mention circulation cover 2 under the drive of box drive assembly with fixed guide block 8 and take out, and is convenient and practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The underground while-drilling circulating sleeve taking-out device comprises a driving box and is characterized by further comprising a connecting assembly, wherein the connecting assembly is connected with a circulating sleeve; the locking assembly is connected with the connecting assembly; and the driving assembly is used for driving the locking assembly to be connected with the connecting assembly and driving the connecting assembly to take out the circulating sleeve.

2. The downhole circulation-while-drilling sleeve retrieval device of claim 1, wherein the drive assembly comprises a drive member; the driving piece is used for driving the driving disc to rotate; the driving rod is eccentrically connected with the driving disc; and a sliding plate connected with the driving case; and one end of the connecting rod is connected with the sliding plate, and the other end of the connecting rod is connected with the locking component.

3. The downhole circulating while drilling sheath removing device as recited in claim 1, wherein the locking assembly comprises a fixing frame; the scissor rod is installed in the fixed frame; at least two cavity boxes are arranged and are connected with the fixing frame; the inclined block is arranged in the cavity box; and one end of the buffer mechanism is connected with the cavity box, and the other end of the buffer mechanism is connected with the inclined block.

4. The downhole circulation while drilling sleeve extraction device as recited in claim 3, wherein the buffer mechanism comprises an expansion piece, one end of the expansion piece is connected with the cavity box, and the other end of the expansion piece is connected with the inclined block; and an elastic member mounted on the extensible member.

5. The downhole circulating while drilling sleeve extracting device as claimed in claim 1, wherein the connecting assembly comprises a threaded rod, and the threaded rod is in threaded connection with the circulating sleeve; and the fixed guide block is arranged at one end of the threaded rod.