CN216008475U

CN216008475U - Test tubular column that oil tested in pit was used

Info

Publication number: CN216008475U
Application number: CN202122816690.6U
Authority: CN
Inventors: 毛文轩; 印枫; 巩周生; 王治中
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-03-11
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a test tubular column for testing oil in pit, the support assembly comprises a plurality of rotary blocks, the rotary blocks are rotationally connected with both sides of an extension pipe through a rotating shaft, the top of the rotary blocks is provided with a U-shaped through groove, a traction wire is movably inserted in the U-shaped through groove, one side of the traction wire is fixedly connected with a plurality of fixed blocks, the lower surface of the rotary blocks is fixedly connected with a fixture block, the control assembly comprises two second support frames, after an outer tubular column is inserted in a well hole, a tubular column body is inserted in the outer tubular column, in the process, the traction wire is movably inserted in the rotary blocks, in order to prevent the tubular column body from shaking in the outer tubular column, a first coil is rotated, the first coil drives the traction wire to lift up, the fixed blocks are driven to move along with the upward movement of the traction wire, the fixed blocks push the rotary blocks to rotate, the rotary blocks drive the fixture block to rotate and expand along with the rotation, the tubular column body is fixed in the inner part of the outer tubular column, the tubular column body is prevented from shaking, and the effect of stability maintenance is achieved on the tubular column body.

Description

Test tubular column that oil tested in pit was used

Technical Field

The utility model relates to an oil testing technical field in the pit specifically is a test tubular column that oil testing used in the pit.

Background

In the exploration process of an oil and gas field, the position of a drilled well is determined on the ground, and a drill rod and a drill bit are driven to rotate by the power of a drilling machine, so that the drill bit gradually breaks down encountered rock strata and forms a shaft; then, a seamless steel pipe smaller than a well bore is put in, cement slurry is injected into an annular space between the sleeve and the well wall to fix the sleeve on the well wall, a pipe column provided with a corresponding tool is put in the sleeve, and the procedures of oil pipe transmission perforation, reservoir fracturing modification, formation tester well bottom switching well testing, hydraulic jet pump quick return production solving and the like are respectively carried out, so that the purpose of testing production solving is finally achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a test tubular column of usefulness is tried on oil 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 test pipe column for underground oil testing comprises an outer pipe column, wherein a pipe column body is arranged inside the outer pipe column, the pipe column body comprises a perforation piece and a plurality of extension pipes, a supporting assembly is arranged on one side of each extension pipe, a box body is fixedly connected to one side of the perforation piece, and a control assembly is arranged inside the box body;

the support assembly comprises a plurality of rotary blocks, the rotary blocks are rotatably connected to two sides of the extension pipe through a rotating shaft, a U-shaped through groove is formed in the top of each rotary block, a traction wire is movably inserted into the U-shaped through groove, a plurality of fixed blocks are fixedly connected to one side of the traction wire, and fixture blocks are fixedly connected to the lower surfaces of the rotary blocks;

the control assembly comprises two second support frames and two second coils are connected between the second support frames in a rotating mode through a rotating shaft, the conical block is fixedly connected to the inner bottom wall of the box body, the two first support frames are fixedly connected to the top of the outer pipe column, the two first coils are connected between the first support frames in a rotating mode through the rotating shaft, one end of the pull wire is wound and connected to the outer side of each second coil, and the other end of the pull wire is wound and connected to the outer side of each first coil.

Preferably, the outer side of the conical block is provided with a groove, the traction wire is inserted into the groove, and the top of the conical block is attached to the top wall of the inner part of the box body.

Preferably, a through hole is formed in one side of the box body, the traction wire penetrates through the through hole, and the through hole is located on one side close to the conical block.

Preferably, flanges are fixedly connected to both sides of the extension pipes, and the extension pipes are fixedly connected by the flanges.

Preferably, a clamping groove is formed in the upper surface of the rotary block, the clamping groove is communicated with the U-shaped through groove, and the fixing block is located below the rotary block.

Preferably, both sides of the extension pipe are fixedly connected with limit blocks, and the limit blocks are positioned on one side of the rotary block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses insert outer tubular column back in the well opening, insert the tubular column body in outer tubular column, at this in-process, insert the pull wire activity in revolving the piece, rock in outer tubular column for preventing the tubular column body, rotate first coil, first coil drives the pull wire and lifts, along with shifting up of pull wire, it removes to drive the fixed block, the fixed block promotes to revolve the piece and rotates, revolve the piece and drive the rotatory expansion of fixture block along with rotating, be fixed in the inside of outer tubular column with the tubular column body, prevent that the tubular column body from rocking, play the steady effect of dimension to the tubular column body, prevent the interference test result.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the box body of the present invention;

fig. 3 is a schematic structural view of the rotary block of the present invention;

FIG. 4 is an enlarged view of the area A of FIG. 1;

fig. 5 is a schematic cross-sectional view of another perspective of the box body according to the present invention.

In the figure: 1. an outer tubing string; 2. a tubular column body; 3. an extension pipe; 4. a flange; 5. a box body; 6. a first support frame; 7. a first coil; 8. a pull wire; 9. rotating the block; 10. a U-shaped through groove; 11. a conical block; 12. a second support frame; 13. a second coil; 14. a through hole; 15. a fixed block; 16. a clamping block; 17. a limiting block; 18. a groove; 19. a card slot; 20. a perforation member.

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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a test string that test oil in pit used, including outer tubular column 1, the inside of outer tubular column 1 is equipped with tubular column body 2, tubular column body 2 includes perforation spare 20 and a plurality of extension pipe 3, one side of a plurality of extension pipes 3 all is equipped with supporting component, one side fixedly connected with box body 5 of perforation spare 20, the inside of box body 5 is equipped with control assembly, the equal fixedly connected with flange 4 in both sides of a plurality of extension pipes 3, a plurality of extension pipes 3 pass through flange 4 fixed connection, threaded connection has a plurality of bolts on the flange 4, extension pipe 3 realizes flange 4 between the extension pipe 3 through the bolt and connects.

The supporting component includes a plurality of piece 9 soon, piece 9 revolves and rotates the both sides of connecting in extension pipe 3 through the pivot, the U type logical groove 10 has been seted up at the top of piece 9 soon, the pull wire 8 has been inserted in the inside activity that the U type led to groove 10, draw-in groove 19 has been seted up to the upper surface of piece 9 soon, draw-in groove 19 leads to groove 10 intercommunication with the U type, fixed block 15 is located the below of piece 9 soon, insert pull wire 8 and fill in draw-in groove 19 behind the logical groove 10 of U type, thereby insert the activity of pull wire 8 in piece 9 soon, a plurality of fixed blocks 15 of one side fixedly connected with of pull wire 8, the lower fixed surface of piece 9 soon is connected with fixture block 16, the equal fixedly connected with stopper 17 in both sides of extension pipe 3, stopper 17 is located one side of piece 9 soon, stopper 17 plays limiting displacement to piece 9 soon, make and revolve piece 9 rotation after 90 degrees spacing.

The control assembly comprises two second support frames 12, a second coil 13 is rotatably connected between the two second support frames 12 through a rotating shaft, a conical block 11 is fixedly connected to the inner bottom wall of the box body 5, a groove 18 is formed in the outer side of the conical block 11, a traction wire 8 is inserted into the groove 18, the top of the conical block 11 is attached to the inner top wall of the box body 5, the traction wire 8 is clamped between the conical block 11 and the inner top wall of the box body 5, friction generated when the traction wire 8 moves is increased, the top of the outer pipe column 1 is fixedly connected with two first support frames 6, a first coil 7 is rotatably connected between the two first support frames 6 through the rotating shaft, one end of the traction wire 8 is wound on the outer side of the second coil 13, the other end of the traction wire 8 is wound on the outer side of the first coil 7, a through hole 14 is formed in one side of the box body 5, the traction wire 8 penetrates through the through hole 14, and the through hole 14 is positioned on one side close to the conical block 11, the clamped traction wires 8 extend through the through-hole 14 and thus through the cassette 5.

The utility model discloses insert back in the well opening with outer tubular column 1, insert tubular column body 2 in outer tubular column 1, in this process, insert 8 activities of pull wire in revolving block 9, rock in outer tubular column 1 in order to prevent tubular column body 2, rotate first coil 7, first coil 7 drives pull wire 8 and lifts, along with shifting up of pull wire 8, drive fixed block 15 and remove, fixed block 15 promotes to revolve block 9 and rotates, revolve block 9 and drive the rotatory expansion of fixture block 16 along with rotating, be fixed in the inside of outer tubular column 1 with tubular column body 2, prevent that tubular column body 2 from rocking, play the steady effect of dimension to tubular column body 2, prevent interfering with the test result.

Working principle or structure principle, during the use, insert outer tubular column 1 in the well hole, insert in outer tubular column 1's inside after being connected the perforation spare 20 of tubular column body 2 with extension pipe 3 through flange 4, all connect through flange 4 between a plurality of extension pipes 3, insert the one side of pull wire 8 inside draw-in groove 19 after leading to groove 10 in the U type to insert the activity of pull wire 8 in the inside of piece 9 soon.

After tubular column body 2 installation is accomplished, with the one end of pull wire 8 around connecing in the outside of first coil 7, in order to prevent that tubular column body 2 from rocking in outer tubular column 1, rotate first coil 7 this moment, along with the rotation of first coil 7, it lifts to drive pull wire 8, along with shifting up of pull wire 8, it removes to drive fixed block 15, fixed block 15 promotes to revolve piece 9 and rotates, along with revolving the rotation of piece 9, drive the rotatory expansion of fixture block 16, be fixed in tubular column body 2 in the inside of outer tubular column 1, prevent that tubular column body 2 from rocking, play the steady effect of dimension to tubular column body 2, prevent the interference test result.

One end of the pull wire 8 sequentially penetrates through the through hole 14 and the groove 18 and then is wound on the outer side of the second coil 13, the pull wire 8 is squeezed and clamped between the top wall of the conical block 11 and the top wall of the box body 5, external force with certain strength is needed, the pull wire 8 can be pulled out of the box body 5, the installation of the tubular column body 2 is prevented, the pull wire 8 is pulled out of the box body 5 due to the external force, and the rotary block 9 drives the clamping block 16 to rotate and expand.

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 test string that test oil in pit was used, includes outer tubular column (1), the inside of outer tubular column (1) is equipped with tubular column body (2), tubular column body (2) are including perforating piece (20) and a plurality of extension pipe (3), its characterized in that: a supporting assembly is arranged on one side of each of the extension pipes (3), a box body (5) is fixedly connected to one side of the perforation piece (20), and a control assembly is arranged inside the box body (5);

the supporting assembly comprises a plurality of rotary blocks (9), the rotary blocks (9) are rotatably connected to two sides of the extension pipe (3) through rotating shafts, a U-shaped through groove (10) is formed in the top of each rotary block (9), a traction wire (8) is movably inserted into the U-shaped through groove (10), a plurality of fixing blocks (15) are fixedly connected to one side of the traction wire (8), and a clamping block (16) is fixedly connected to the lower surface of each rotary block (9);

the control assembly includes two second support frames (12), two rotate through the pivot between second support frame (12) and be connected with second coil (13), the inside diapire fixedly connected with toper piece (11) of box body (5), two first support frames (6) of top fixedly connected with of outer tube column (1), two rotate through the pivot between first support frame (6) and be connected with first coil (7), the one end of pull wire (8) the wire winding connect in the outside of second coil (13), the other end wire winding of pull wire (8) connect in the outside of first coil (7).

2. The test string for testing oil in a well according to claim 1, wherein: the outside of toper piece (11) is seted up flutedly (18), pull wire (8) insert in the inside of recess (18), the top of toper piece (11) with the laminating of the inside roof of box body (5).

3. The test string for testing oil in a well according to claim 1, wherein: a through hole (14) is formed in one side of the box body (5), the traction wire (8) penetrates through the through hole (14), and the through hole (14) is located on one side close to the conical block (11).

4. The test string for testing oil in a well according to claim 1, wherein: the two sides of the extension pipes (3) are fixedly connected with flanges (4), and the extension pipes (3) are fixedly connected through the flanges (4).

5. The test string for testing oil in a well according to claim 1, wherein: the upper surface of the rotary block (9) is provided with a clamping groove (19), the clamping groove (19) is communicated with the U-shaped through groove (10), and the fixed block (15) is located below the rotary block (9).

6. The test string for testing oil in a well according to claim 1, wherein: the equal fixedly connected with stopper (17) in both sides of extension pipe (3), stopper (17) are located revolve one side of piece (9).