CN215927316U

CN215927316U - Supporting device for packer for petroleum drilling and production

Info

Publication number: CN215927316U
Application number: CN202122515626.4U
Authority: CN
Inventors: 刘青锤; 孙桂玲
Original assignee: Daqing Yirun Technology Co ltd
Current assignee: Daqing Yirun Technology Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-03-01
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses a supporting device for an oil drilling packer, which comprises a supporting frame, a packer body, a fixing mechanism and a supporting ring, wherein the supporting frame is of a cuboid frame structure, four corners of the supporting frame are respectively provided with a stand column, the four stand columns are respectively connected with the positioning mechanism in a sliding mode, the positioning mechanism comprises a sliding mechanism and a telescopic piece, the inner side of the positioning mechanism is provided with the fixing mechanism, the packer body is sleeved in the fixing mechanism, the lower end of the packer body is sleeved with the telescopic supporting ring, first sliding grooves are respectively formed in the four stand columns, first threaded rods are connected in the first sliding grooves in a rolling mode, and first sliding seats which extend to the outside and are connected with the positioning mechanism are sleeved on the first threaded rods in a threaded mode. This a strutting arrangement for packer is adopted in oil drilling through simple structural design for the packer aims at the convenience when using, has cushioned the collision when whereabouts in the pipeline, has good practical value in borehole operation.

Description

Supporting device for packer for petroleum drilling and production

Technical Field

The utility model belongs to the technical field of packers, and particularly relates to a supporting device for an oil drilling packer.

Background

The packer is a well tool having an elastic sealing element, and thereby, packing annular spaces between pipe strings of various sizes and well bores and between pipe strings, and isolating a producing zone to control production (injection) fluid and protect the pipe strings.

The existing packer supporting device plays a supporting role in a casing pipe under a packer, but cannot perform positioning adjustment on the packer installed on the packer, in addition, the packer body falls to the pipeline in the process of falling to the pipeline, left and right swinging can occur due to the influence of other factors such as uneven quality, and therefore the packer is easily damaged due to collision between the packer body and the pipeline wall, and therefore the supporting device for the packer for oil drilling is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a supporting device for an oil drilling packer, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an oil bores and adopts strutting arrangement for packer, includes support frame, packer body, fixed establishment and support ring, the support frame all is provided with the stand, four for cuboid frame construction and four angles equal sliding connection has positioning mechanism on the stand, positioning mechanism includes slide mechanism and extensible member, positioning mechanism's inboard is provided with fixed establishment, the packer body has cup jointed in the fixed establishment, the lower pot head of packer body is equipped with the telescopic support ring.

Preferably, four first chutes are formed in the stand columns, first threaded rods are connected in the first chutes in a rolling mode, first sliding seats extending to the outside and connected with the positioning mechanisms are sleeved on the first threaded rods in a threaded mode, and a first driving motor is installed at one end of each first threaded rod.

Preferably, slide mechanism includes first linking frame, second threaded rod and second slide, the second spout has all been seted up on four inside walls of first linking frame, four the equal roll connection in inside of second spout has the second threaded rod, the second slide is cup jointed to the screw thread on the second threaded rod, the one end of second threaded rod is connected with second driving motor.

Preferably, the extensible member includes a third driving motor connected with the second sliding seat, a rotating shaft of the third driving motor is connected with a third threaded rod, and a first loop bar is sleeved on the third threaded rod in a threaded manner.

Preferably, the fixing mechanism comprises a second connecting frame, the outer side wall of the second connecting frame is connected with the first sleeve rod in a rotating mode, four cylinders are arranged on the inner side wall array of the second connecting frame, and the telescopic ends of the cylinders are all connected with first arc-shaped fixing plates.

Preferably, the support ring includes the arc board, extends arc board and stop gear, first recess has all been seted up at the both ends of arc board, the arc board is provided with a plurality ofly altogether and all is provided with the extension arc board each other, it extends to the inside of first recess and is connected with first recess inner wall through first spring to extend the arc board.

Preferably, stop gear includes flexible interior pole and cup joints the second loop bar on flexible interior pole, set up the logical groove that is located between two first recesses on the arc board, the one end that the second loop bar was kept away from to flexible interior pole runs through logical groove and extends to the external world and is connected with the handle, the one end threaded connection that the handle was kept away from to the second loop bar has the nut, second arc fixed plate is installed to the one end of second loop bar, be provided with the second spring between nut and the second arc fixed plate.

Preferably, a second groove is formed in the second loop bar, a plurality of limiting grooves are formed in the side of the second groove, and a clamping block matched with the limiting grooves is formed in the telescopic inner rod.

The utility model has the technical effects and advantages that: according to the supporting device for the packer for oil drilling and production, the packer body is fixed on the support through the fixing mechanism, and the positioning mechanism is formed by the sliding mechanism and the telescopic piece to horizontally adjust the packer, so that the operation is simple, and the central position of a pipeline can be more accurately positioned; the telescopic support ring is sleeved at the lower end of the outer wall of the packer body, so that the support ring can be suitable for packers with different sizes, and meanwhile, the support ring plays a role in buffering in the falling process of the packer in a pipeline, so that the collision between the packer body and the inner wall of the pipeline is avoided; the vertical column of the support frame can be provided with the sliding positioning mechanism, so that the packer body fixed inside the positioning mechanism can slide downwards along the vertical column and can be accurately placed in a pipeline. This a strutting arrangement for packer is adopted in oil drilling through simple structural design for the packer aims at the convenience when using, has cushioned the collision when whereabouts in the pipeline, has good practical value in borehole operation.

Drawings

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

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

FIG. 3 is a schematic view of the positioning mechanism of the present invention;

FIG. 4 is a schematic view of a support ring structure of the present invention;

fig. 5 is a structural view of a stopper mechanism of the present invention.

In the figure: 1. a support frame; 2. a positioning mechanism; 3. a first drive motor; 4. a first slider; 5. a first connection frame; 6. a fixing mechanism; 7. a second chute; 8. a second threaded rod; 9. a second slide carriage; 10. a second drive motor; 11. a third threaded rod; 12. a first loop bar; 13. a cylinder; 14. a first chute; 15. a first threaded rod; 16. a packer body; 17. a third drive motor; 18. a support ring; 19. an arc plate; 20. a first groove; 21. a first spring; 22. an extended arc plate; 23. a limiting mechanism; 24. a first arc-shaped fixing plate; 25. a through groove; 26. a handle; 27. a second connection frame; 28. a second loop bar; 29. a nut; 30. a telescopic inner rod; 31. a clamping block; 32. a second groove; 33. a limiting groove; 34. a second spring; 35. a second arc-shaped fixing plate; 36. a sliding mechanism; 37. a telescoping member.

Detailed Description

The present invention will be described in detail with reference to the drawings in the following embodiments, but the scope of the present invention is not limited to the following embodiments, and all simple equivalent changes and modifications made by the claims and the contents of the specification of the present invention are within the scope of the present invention.

As shown in fig. 1-5, a supporting device for an oil drilling packer comprises a supporting frame 1, a packer body 16, a fixing mechanism 6 and a supporting ring 18, wherein the supporting frame 1 is of a rectangular frame structure, four corners of the supporting frame are provided with columns, four columns are all connected with a positioning mechanism 2 in a sliding manner, the positioning mechanism 2 comprises a sliding mechanism 36 and a telescopic piece 37, the fixing mechanism 6 is arranged on the inner side of the positioning mechanism 2, the packer body 16 is sleeved in the fixing mechanism 6, the lower end of the packer body 16 is sleeved with the telescopic supporting ring 18, the fixing mechanism 6 and the packer body 16 which are connected with the packer body are horizontally adjustable by the positioning mechanism 2 consisting of the sliding mechanism 36 and the telescopic piece 37, the supporting ring 18 (one or two) is sleeved on the outer wall of the packer body 16, and the supporting ring 18 is of a telescopic structure, cushioning the impact between the falling packer body 16 and the pipe wall.

Four first spout 14 has all been seted up in the stand, roll in the first spout 14 and be connected with first threaded rod 15, the first slide 4 that extends to the external world and be connected with positioning mechanism 2 is cup jointed to the screw thread on the first threaded rod 15, first driving motor 3 is installed to the one end of first threaded rod 15, and rotation through first driving motor 3 drives first threaded rod 15 and rotates to make first slide 4 cup jointed on first threaded rod 15 can slide from top to bottom, thereby make slide mechanism 39 and the fixed establishment 6 that are connected with it can follow first threaded rod 15 and slide from top to bottom.

Slide mechanism 36 includes first linking frame 5, second threaded rod 8 and second slide 9, second spout 7, four have all been seted up on four inside walls of first linking frame 5 the equal roll connection in inside of second spout 7 has second threaded rod 8, second slide 9 is cup jointed to the screw thread on the second threaded rod 8, the one end of second threaded rod 8 is connected with second driving motor 10, drives second threaded rod 8 through second driving motor 10 and rotates to make second slide 9 can follow second threaded rod 8 and slide.

The extensible member 37 includes the third driving motor 17 that is connected with the second slide 9, the pivot of third driving motor 17 is connected with third threaded rod 11, first telescopic link 12 has been cup jointed to the screw on the third threaded rod 11, rotates through third driving motor 17 and drives third threaded rod 11 and revolve the income and screw-out in first telescopic link 12 to play flexible effect, adjust the position of fixed establishment 6 with this.

Fixed establishment 6 includes that lateral wall and first loop bar 12 rotate the second connection frame 27 of being connected, the inside wall array of second connection frame 27 is provided with four cylinders 13, four the flexible end of cylinder 13 all is connected with first arc fixed plate 24, because fixed establishment 6's second connection frame 27 rotates with first loop bar 12 to be connected, according to two preceding descriptions in slide mechanism 36 with the telescopic part 37 in relative two sets of second driving motor 10, the synchronous operation respectively of third driving motor 17, can realize the level (l) ing to fixed establishment 6.

Support ring 18 includes arc board 19, extends arc board 22 and stop gear 23, first recess 20 has all been seted up at the both ends of arc board 19, arc board 19 is provided with a plurality ofly altogether and all is provided with between each other and extends arc board 22, it extends to the inside of first recess 20 and is connected with first recess 20 inner wall through first spring 21 to extend arc board 22.

The limiting mechanism 23 comprises a telescopic inner rod 30 and a second loop bar 28 sleeved on the telescopic inner rod 30, a through groove 25 positioned between the two first grooves 20 is formed in the arc plate 19, one end, far away from the second loop bar 28, of the telescopic inner rod 30 penetrates through the through groove 25 and extends to the outside to be connected with the handle 26, one end, far away from the handle 26, of the second loop bar 28 is in threaded connection with a nut 29, one end of the second loop bar 28 is provided with a second arc-shaped fixing plate 35, a second spring 34 is arranged between the nut 29 and the second arc-shaped fixing plate 35, the limiting mechanism 23 and the arc plate 19 can be fixed by screwing the nut 29, the distance between the second arc-shaped fixing plates 35 can be adjusted through the telescopic inner rod 30 and the second loop bar 28, so that packer bodies 16 with different sizes can be fixed, and the support ring 18 is connected end to end by the arc plate 19 and the extending arc plate 22 through the springs, the support ring 18 cushions the impact of the pipe wall when the packer body 16 is dropped in the pipe.

A second groove 32 is formed in the second loop bar 28, a plurality of limiting grooves 33 are formed at the side of the second groove 32, and a clamping block 31 matched with the limiting grooves 33 is formed in the telescopic inner bar 30.

The working principle is as follows: the supporting device for the packer for oil drilling and production is characterized in that firstly, a packer body 16 is placed on the inner sides of four first arc-shaped fixing plates 24, a cylinder 13 is started to drive the first arc-shaped fixing plates 24 to be attached to the surface of the packer body 16, and the packer body is fixed, and then according to the position of a pipeline, the horizontal adjustment of a fixing mechanism 6 is realized through the mutual cooperation of a sliding mechanism 39 consisting of four groups of second driving motors 10, a second threaded rod 8 and a second sliding seat 9 and a telescopic piece 37 consisting of four groups of third driving motors 17, a third threaded rod 11 and a first sleeve rod 12, so that the horizontal adjustment of the packer body 16 fixed in the fixing mechanism 6 is realized;

secondly, the support ring 18 is sleeved on the packer body 16, the telescopic inner rod 30 is rotated to drive the fixture block 31 to leave the limiting groove 33, the second arc-shaped fixing plate 35 is attached to the outer wall of the packer body 16 under the action of the second spring 34, the telescopic inner rod 30 is rotated to drive the fixture block 31 to enter the adjacent limiting groove 33 to fix the support ring 18, the support ring 18 is connected end to end through the spring by the arc plate 19 and the extension arc plate 22, and when the packer body 16 falls in a pipeline, the support ring 18 has a buffering effect on the collision between the pipeline wall and the packer body 16.

Rotate through the first driving motor 3 that sets up on support frame 1 and drive first threaded rod 15 and rotate to make the first slide 4 of cup jointing on first threaded rod 15 slide from top to bottom, thereby make slide mechanism 39 and the fixed establishment 6 that is connected with it can slide from top to bottom along first threaded rod 15, when needs place the pipeline with packer body 16 in, start first driving motor 3 and drive packer body 16 and descend to the pipeline mouth in and shrink cylinder 13 makes packer body 16 fall along the pipeline. This oil bores and adopts packer strutting arrangement, reasonable in design, simple structure has very high practicality, can extensively use.

Finally, it should be noted that: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an oil drilling is strutting arrangement for packer, includes support frame (1), packer body (16), fixed establishment (6) and support ring (18), its characterized in that: support frame (1) all is provided with the stand, four for cuboid frame construction and four angles equal sliding connection has positioning mechanism (2) on the stand, positioning mechanism (2) include slide mechanism (36) and extensible member (37), the inboard of positioning mechanism (2) is provided with fixed establishment (6), cup jointed packer body (16) in fixed establishment (6), the pot head of going down of packer body (16) is equipped with telescopic support ring (18).

2. The support device for the oil drilling and production packer according to claim 1, wherein: four first spout (14) have all been seted up in the stand, roll in first spout (14) and be connected with first threaded rod (15), first threaded rod (15) are gone up the screw and are cup jointed first slide (4) that extend to the external world and be connected with positioning mechanism (2), first driving motor (3) are installed to the one end of first threaded rod (15).

3. The support device for the oil drilling and production packer according to claim 1, wherein: slide mechanism (36) include first connection frame (5), second threaded rod (8) and second slide (9), second spout (7), four have all been seted up on four inside walls of first connection frame (5) the equal roll connection in inside of second spout (7) has second threaded rod (8), second slide (9) are cup jointed to the screw thread on second threaded rod (8), the one end of second threaded rod (8) is connected with second driving motor (10).

4. The support device for the oil drilling and production packer according to claim 3, wherein: the extensible member (37) comprises a third driving motor (17) connected with the second sliding seat (9), a rotating shaft of the third driving motor (17) is connected with a third threaded rod (11), and a first loop bar (12) is sleeved on the third threaded rod (11) in a threaded manner.

5. The support device for the oil drilling and production packer according to claim 4, wherein: fixed establishment (6) include that lateral wall and first loop bar (12) rotate second connecting frame (27) of being connected, the inside wall array of second connecting frame (27) is provided with four cylinders (13), four the flexible end of cylinder (13) all is connected with first arc fixed plate (24).

6. The support device for the oil drilling and production packer according to claim 1, wherein: support ring (18) include arc board (19), extend arc board (22) and stop gear (23), first recess (20) have all been seted up at the both ends of arc board (19), arc board (19) are provided with a plurality ofly altogether and all are provided with between each other and extend arc board (22), it is connected with first recess (20) inner wall just through first spring (21) to extend the inside that arc board (22) extend to first recess (20).

7. The support device for the oil drilling and production packer according to claim 6, wherein: stop gear (23) are including flexible interior pole (30) and cup joint second loop bar (28) on flexible interior pole (30), logical groove (25) between two first recesses (20) are seted up on arc board (19), the one end that second loop bar (28) were kept away from in flexible interior pole (30) runs through logical groove (25) and extends to the external world and is connected with handle (26), the one end threaded connection that handle (26) were kept away from in second loop bar (28) has nut (29), second arc fixed plate (35) are installed to the one end of second loop bar (28), be provided with second spring (34) between nut (29) and second arc fixed plate (35).

8. The support device for the oil drilling and production packer according to claim 7, wherein: a second groove (32) is formed in the second loop bar (28), a plurality of limiting grooves (33) are formed in the side of the second groove (32), and a clamping block (31) matched with the limiting grooves (33) is formed in the telescopic inner bar (30).