CN216665556U - Long service life's packer for oil development - Google Patents
Long service life's packer for oil development Download PDFInfo
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- CN216665556U CN216665556U CN202123301226.XU CN202123301226U CN216665556U CN 216665556 U CN216665556 U CN 216665556U CN 202123301226 U CN202123301226 U CN 202123301226U CN 216665556 U CN216665556 U CN 216665556U
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- hard rubber
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Abstract
The utility model provides a packer with long service life for oil exploitation, which comprises an artificial oil well, an oil pipeline, a bottom fixing frame structure, a hard rubber sleeve, an internal support frame structure, a top telescopic frame structure, a fixing sleeve, a fixing bolt, an extension transverse plate, an outer protective shell, a telescopic sealing pipe, a connecting top plate and an electric cylinder, wherein the oil pipeline is vertically inserted in the middle position of the inner side of the artificial oil well; the bottom fixing frame structure is arranged at the lower part of the outer side of the oil pipeline; the hard rubber sleeve is sleeved on the outer side of the oil pipeline; the internal support frame structure is arranged on the inner side of the hard rubber sleeve. The arrangement of the fixed bulge ring, the top pressing plate and the mounting bolt is beneficial to fixing the lower part of the hard rubber sleeve by extruding between the fixed bulge ring and the top pressing plate, so that the hard rubber sleeve is fixed on the outer side of the oil pipeline.
Description
Technical Field
The utility model belongs to the technical field of packers, and particularly relates to a packer with long service life for oil exploitation.
Background
The annular space packer is connected to the underground pipe column and used for packing the annular space between an oil pipe and an oil and gas well casing or an open hole well wall. Different types of packers have different modes of activation and unsealing.
However, the existing packer with long service life for oil exploitation also has the problems that the sealing effect of the bottom is poor, and the periphery of the packer cannot be tightly attached to the inner wall of the artificial oil well and is relatively troublesome during disassembly.
Therefore, it is necessary to develop a packer with long service life for oil exploitation.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a packer with long service life for oil exploitation, wherein the packer is realized by the following technical scheme:
a packer with long service life for oil exploitation comprises an artificial oil well, an oil pipeline, a bottom fixing frame structure, a hard rubber sleeve, an internal support frame structure, a top telescopic frame structure, a fixing sleeve, a fixing bolt, an extending transverse plate, an outer side protective shell, a telescopic sealing pipe, a connecting top plate and an electric cylinder, wherein the oil pipeline is vertically inserted in the middle of the inner side of the artificial oil well; the bottom fixing frame structure is arranged at the lower part of the outer side of the oil pipeline; the hard rubber sleeve is sleeved on the outer side of the oil pipeline; the internal support frame structure is arranged on the inner side of the hard rubber sleeve; the top telescopic frame structure is arranged at the upper part of the hard rubber sleeve; the fixed sleeve is sleeved on the upper part of the outer side of the oil pipeline; the fixed bolt is in threaded connection with the joint of the fixed sleeve and the oil pipeline; the extension transverse plate is integrally arranged at the lower part of the outer side of the fixed sleeve; the outer side protective shell is connected to the lower part of the extending transverse plate through bolts; the telescopic sealing pipe is inserted at the lower part of the inner side of the outer side protection shell; the connecting top plate is integrally arranged at the upper part of the telescopic sealing pipe; and the electric cylinders are respectively connected to the four corners of the lower part of the extension transverse plate through bolts.
Preferably, the connecting top plate is inserted into the inner side of the outer protective shell, and the lower part of the electric cylinder is connected with the upper part of the connecting top plate through a bolt.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the arrangement of the fixed bulge ring, the top pressing plate and the mounting bolt is beneficial to fixing the lower part of the hard rubber sleeve by extruding between the fixed bulge ring and the top pressing plate, so that the hard rubber sleeve is fixed on the outer side of the oil pipeline.
2. According to the utility model, the arrangement of the bottom rubber pad and the top sealing pad is beneficial to sealing the lower part joint of the hard rubber sleeve, and the sealing effect of the device is prevented from being influenced by the circulation of air pressure through gaps when the inner side of the artificial oil well is subjected to peak separation.
3. According to the utility model, the arrangement of the bottom sliding ring and the top sliding ring is beneficial to extruding the linkage ejector rod by adjusting the distance between the bottom sliding ring and the top sliding ring, so that the linkage ejector rod extends and tensions towards the side surface.
4. According to the utility model, the arrangement of the fixed lug plate and the linkage ejector rod is beneficial to matching with the movement between the bottom sliding ring and the top sliding ring, and the arc-shaped locking sheet is pushed to extend outwards, so that the inner side of the hard rubber sleeve is pushed to expand outwards, and the outer side of the hard rubber sleeve is ensured to be tightly attached to the inner side of the artificial oil well.
5. According to the utility model, the arrangement of the arc-shaped locking sheet is beneficial to enabling the arc-shaped locking sheet to push the hard rubber sleeve to move outwards, and through the arc-shaped arrangement of the arc-shaped locking sheet, the hard rubber sleeve can contract inwards when being extruded in the moving process, so that the packer is prevented from being set in advance.
6. According to the utility model, the arrangement of the inclined locking claw and the inclined locking block is beneficial to pushing the inclined locking claw to expand outwards while the inclined locking block moves downwards when being stressed through the inclined surfaces at the inner sides of the inclined locking claw and the inclined locking block, so that the locking effect of a joint is improved.
7. According to the oil pipeline, the arrangement of the bottom moving ring and the annular sealing ring is beneficial to filling the joint of the bottom moving ring and the oil pipeline, so that the bottom moving ring is prevented from being too loose when moving outside the oil pipeline, and the top sliding ring is pushed to move downwards by the self weight of the bottom moving ring.
8. According to the utility model, the arrangement of the limiting ring and the annular extrusion plate is beneficial to connecting the bottom moving ring and the upper part of the hard rubber sleeve through the matching of the limiting ring and the inclined locking claw, the connection does not need to use a fastener, and the disassembly of workers is convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural diagram of the bottom fixing frame structure of the present invention.
Fig. 3 is a schematic structural view of the internal scaffolding structure of the present invention.
Fig. 4 is a schematic structural view of the top telescoping mast structure of the present invention.
In the figure:
1. artificial oil wells; 2. an oil pipeline; 3. a bottom mount structure; 31. fixing the convex ring; 32. a bottom rubber pad; 33. a top platen; 34. a top seal pad; 35. installing a bolt; 4. a hard rubber sleeve; 5. an internal support frame structure; 51. a bottom slip ring; 52. a top slip ring; 53. fixing the ear plate; 54. linking a mandril; 55. an arc-shaped locking sheet; 6. a top telescoping mast structure; 61. a bottom moving ring; 62. an annular seal ring; 63. an inclined locking claw; 64. a limiting ring; 65. an annular extrusion plate; 66. the locking block is inclined; 7. fixing the sleeve; 8. fixing the bolt; 9. extending the transverse plate; 10. an outer protective shell; 11. a telescopic sealing tube; 12. connecting the top plate; 13. an electric cylinder.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example (b):
as shown in the attached drawings 1 and 2, the packer with long service life for oil exploitation comprises an artificial oil well 1, an oil pipeline 2, a bottom fixing frame structure 3, a hard rubber sleeve 4, an internal support frame structure 5, a top telescopic frame structure 6, a fixing sleeve 7, a fixing bolt 8, an extending transverse plate 9, an outer side protective shell 10, a telescopic sealing pipe 11, a connecting top plate 12 and an electric cylinder 13, wherein the oil pipeline 2 is vertically inserted in the middle of the inner side of the artificial oil well 1; the bottom fixing frame structure 3 is arranged at the lower part of the outer side of the oil pipeline 2; the hard rubber sleeve 4 is sleeved outside the oil pipeline 2; the internal support frame structure 5 is arranged on the inner side of the hard rubber sleeve 4; the top telescopic frame structure 6 is arranged at the upper part of the hard rubber sleeve 4; the fixed sleeve 7 is sleeved on the upper part of the outer side of the oil pipeline 2; the fixed bolt 8 is in threaded connection with the joint of the fixed sleeve 7 and the oil pipeline 2; the extension transverse plate 9 is integrally arranged at the lower part of the outer side of the fixed sleeve 7; the outer protective shell 10 is connected to the lower part of the extension transverse plate 9 through bolts; the telescopic sealing pipe 11 is inserted at the lower part of the inner side of the outer protective shell 10; the connecting top plate 12 is integrally arranged at the upper part of the telescopic sealing pipe 11; the electric cylinders 13 are respectively bolted at the four corners of the lower part of the extension transverse plate 9; the bottom fixing frame structure 3 comprises a fixing convex ring 31, a bottom rubber pad 32, a top pressing plate 33, a top sealing pad 34 and a mounting bolt 35, wherein the bottom rubber pad 32 is glued on the upper part of the fixing convex ring 31; the top pressure plate 33 is arranged at the upper part of the fixed convex ring 31; the top sealing gasket 34 is glued on the lower part of the top pressing plate 33; the lower part of the mounting bolt 35 penetrates through the top pressing plate 33 and is connected with the upper part of the fixed convex ring 31 in a threaded manner; the hard rubber sleeve 4 is sleeved on the outer side of the oil conveying pipeline 2, the top pressing plate 33 and the top sealing gasket 34 are sleeved on the outer side of the oil conveying pipeline 2 and are placed on the inner side of the hard rubber sleeve 4, and finally the top pressing plate 33, the fixed raised ring 31 and the lower portion of the hard rubber sleeve 4 are sealed and fixed through the mounting bolt 35.
As shown in fig. 3, in the above embodiment, specifically, the internal supporting frame structure 5 includes a bottom sliding ring 51, a top sliding ring 52, a fixing lug plate 53, a linkage ejector rod 54 and an arc locking sheet 55, wherein the top sliding ring 52 is disposed on the upper portion of the bottom sliding ring 51; the fixed lug plates 53 are respectively welded on the outer side of the bottom sliding ring 51 and the outer side of the top sliding ring 52; the linkage ejector rod 54 is coupled to the inner side of the fixed ear plate 53; the arc-shaped locking sheets 55 are respectively arranged at the outer periphery between the bottom sliding ring 51 and the top sliding ring 52; the top sliding ring 52 is pressurized, the top sliding ring 52 and the bottom sliding ring 51 are close to each other, and then the arc-shaped locking sheet 55 pushes the outer side of the hard rubber sleeve 4 to be tightly attached to the inner wall of the artificial oil well 1 through the matching of the fixed lug plate 53 and the linkage ejector rod 54.
In the above embodiment, as shown in fig. 4, specifically, the top expansion bracket structure 6 includes a bottom moving ring 61, an annular sealing ring 62, an inclined locking claw 63, a limiting ring 64, an annular pressing plate 65 and an inclined locking block 66, wherein the annular sealing ring 62 is glued to the inner middle position of the bottom moving ring 61; the inclined locking claws 63 are respectively welded at the four corners of the upper part of the bottom moving ring 61; the limiting ring 64 is sleeved on the upper part of the outer side of the inclined locking claw 63; the annular extrusion plate 65 is arranged at the upper part of the limiting ring 64; the inclined locking blocks 66 are respectively welded at the four corners of the lower part of the annular extrusion plate 65; the bottom moving ring 61 is installed on the upper portion of the hard rubber sleeve 4, and is clamped into the outer side of the inclined locking claw 63 through the limiting ring 64, so that the top expansion bracket structure 6 is integrally fixed on the upper portion of the inner side of the hard rubber sleeve 4.
In the above embodiment, specifically, the fixing protrusion ring 31 is integrally provided at the lower portion of the outer side of the oil pipeline 2, and fixes the lower portion of the hard rubber sleeve 4.
In the above embodiment, specifically, the upper portion of the bottom rubber pad 32 contacts the lower portion of the hard rubber sleeve 4, so as to increase the sealing performance of the joint.
In the above embodiment, specifically, the top pressure plate 33 and the top sealing gasket 34 are respectively sleeved on the outer side of the oil pipeline 2.
In the above embodiment, specifically, the lower portion of the top sealing gasket 34 contacts the inner lower portion of the hard rubber sleeve 4, so as to improve the sealing effect at the joint.
In the above embodiment, specifically, the bottom sliding ring 51 and the top sliding ring 52 are respectively sleeved on the outer side of the oil pipeline 2, so as to ensure that the bottom sliding ring 51 and the top sliding ring 52 can slide on the outer side of the oil pipeline 2.
In the above embodiment, specifically, the bottom sliding ring 51 contacts with the upper portion of the top pressing plate 33 to limit the lower portion of the bottom sliding ring 51.
In the above embodiment, specifically, one side of the linkage ejector rod 54 away from the bottom sliding ring 51 is coupled to the inner lower part of the arc-shaped locking piece 55, so as to push the hard rubber sleeve 4 to expand outward.
In the above embodiment, specifically, the side of the linkage push rod 54 away from the top sliding ring 52 is coupled to the inner upper portion of the arc-shaped locking piece 55.
In the above embodiment, specifically, the bottom moving ring 61 and the annular extrusion plate 65 are respectively sleeved on the outer side of the oil pipeline 2.
In the above embodiment, specifically, the outer side of the inclined locking block 66 is attached to the inner side of the inclined locking claw 63 to lock the joint.
In the above embodiment, specifically, the bottom moving ring 61 is disposed at the inner upper portion of the hard rubber sleeve 4.
In the above embodiment, specifically, the limiting ring 64 is disposed on the upper outer side of the hard rubber sleeve 4.
In the above embodiment, specifically, the telescopic sealing tube 11 is disposed on the upper portion of the annular pressing plate 65.
In the above embodiment, specifically, the arc-shaped locking piece 55 is tightly attached to the inner periphery of the hard rubber sleeve 4.
Principle of operation
In the utility model, when in use, the bottom rubber pad 32 is placed on the upper part of the fixed bulge loop 31, the hard rubber sleeve 4 is sleeved on the outer side of the oil pipeline 2, the top pressing plate 33 and the top sealing gasket 34 are sleeved on the outer side of the oil pipeline 2 and are placed on the inner side of the hard rubber sleeve 4, finally the top pressing plate 33, the fixed bulge loop 31 and the lower part of the hard rubber sleeve 4 are sealed and fixed through the mounting bolt 35, then the bottom sliding loop 51 and the top sliding loop 52 are placed on the inner side of the hard rubber sleeve 4, the bottom moving loop 61 is arranged on the upper part of the hard rubber sleeve 4 and is clamped into the outer side of the inclined locking claw 63 through the limiting loop 64, the top expansion bracket structure 6 is integrally fixed on the upper part of the inner side of the hard rubber sleeve 4, when the oil pipeline 2 moves downwards to the inner side of the artificial oil well 1, the whole packer can be driven to descend to the designated position, the output pole of electric cylinder 13 promotes flexible sealed tube 11 downwards through connecting roof 12, and flexible sealed tube 11 promotes the whole downstream of top expansion bracket structure 6, pressurizes top sliding ring 52, and top sliding ring 52 and bottom sliding ring 51 draw close each other, passes through the cooperation of fixed otic placode 53 and linkage ejector pin 54 again, makes the outside that arc stay 55 promoted hard rubber sleeve 4 closely laminate on the inner wall of artificial oil well 1.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (6)
1. The packer with the long service life is characterized by comprising an artificial oil well (1), an oil conveying pipeline (2), a bottom fixing frame structure (3), a hard rubber sleeve (4), an internal supporting frame structure (5), a top telescopic frame structure (6), a fixed sleeve (7), a fixed bolt (8), an extending transverse plate (9), an outer side protective shell (10), a telescopic sealing pipe (11), a connecting top plate (12) and an electric cylinder (13), wherein the oil conveying pipeline (2) is vertically inserted into the middle position of the inner side of the artificial oil well (1); the bottom fixing frame structure (3) is arranged at the lower part of the outer side of the oil pipeline (2); the hard rubber sleeve (4) is sleeved outside the oil pipeline (2); the internal support frame structure (5) is arranged on the inner side of the hard rubber sleeve (4); the top telescopic frame structure (6) is arranged at the upper part of the hard rubber sleeve (4); the fixed sleeve (7) is sleeved at the upper part of the outer side of the oil pipeline (2); the fixed bolt (8) is in threaded connection with the joint of the fixed sleeve (7) and the oil pipeline (2); the extension transverse plate (9) is integrally arranged at the lower part of the outer side of the fixed sleeve (7); the outer side protective shell (10) is connected to the lower part of the extension transverse plate (9) through bolts; the telescopic sealing pipe (11) is inserted at the lower part of the inner side of the outer protective shell (10); the connecting top plate (12) is integrally arranged at the upper part of the telescopic sealing pipe (11); the electric cylinders (13) are respectively connected to the four corners of the lower part of the extension transverse plate (9) through bolts; the bottom fixing frame structure (3) comprises a fixing convex ring (31), a bottom rubber pad (32), a top pressing plate (33), a top sealing pad (34) and a mounting bolt (35), wherein the bottom rubber pad (32) is connected to the upper part of the fixing convex ring (31) in an adhesive mode; the top pressure plate (33) is arranged at the upper part of the fixed bulge ring (31); the top sealing gasket (34) is glued to the lower part of the top pressing plate (33); the lower part of the mounting bolt (35) penetrates through the top pressing plate (33) and is connected to the upper part of the fixed convex ring (31) in a threaded mode.
2. The packer for oil extraction having a long service life as claimed in claim 1, wherein the internal support frame structure (5) comprises a bottom slip ring (51), a top slip ring (52), a fixed lug plate (53), a linkage ejector rod (54) and an arc locking sheet (55), the top slip ring (52) is arranged on the upper part of the bottom slip ring (51); the fixed lug plates (53) are respectively welded on the outer side of the bottom sliding ring (51) and the outer side of the top sliding ring (52); the linkage ejector rod (54) is coupled to the inner side of the fixed ear plate (53) in a shaft manner; the arc-shaped locking sheets (55) are respectively arranged at the outer periphery between the bottom sliding ring (51) and the top sliding ring (52).
3. The packer for oil extraction having a long service life as claimed in claim 1, wherein the top expansion bracket structure (6) comprises a bottom moving ring (61), an annular sealing ring (62), an inclined locking claw (63), a limiting ring (64), an annular extrusion plate (65) and an inclined locking block (66), wherein the annular sealing ring (62) is glued at the middle position of the inner side of the bottom moving ring (61); the inclined locking claws (63) are respectively welded at four corners of the upper part of the bottom moving ring (61); the limiting ring (64) is sleeved on the upper part of the outer side of the inclined locking claw (63); the annular extrusion plate (65) is arranged at the upper part of the limiting ring (64); the inclined locking blocks (66) are respectively welded at the four corners of the lower part of the annular extrusion plate (65).
4. The packer with long service life for oil exploitation as claimed in claim 1, wherein the fixed raised ring (31) is integrally arranged at the lower part of the outer side of the oil pipeline (2), and the upper part of the bottom rubber pad (32) is in contact with the lower part of the hard rubber sleeve (4).
5. The packer with long service life for oil exploitation as claimed in claim 1, wherein the top pressure plate (33) and the top sealing gasket (34) are respectively sleeved outside the oil pipeline (2), and the lower part of the top sealing gasket (34) is in contact with the lower part of the inner side of the hard rubber sleeve (4).
6. The packer with long service life for oil exploitation as set forth in claim 2, wherein the bottom slip ring (51) and the top slip ring (52) are respectively sleeved outside the oil pipeline (2), and the bottom slip ring (51) is in contact with the upper portion of the top pressure plate (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123301226.XU CN216665556U (en) | 2021-12-24 | 2021-12-24 | Long service life's packer for oil development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123301226.XU CN216665556U (en) | 2021-12-24 | 2021-12-24 | Long service life's packer for oil development |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216665556U true CN216665556U (en) | 2022-06-03 |
Family
ID=81794367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123301226.XU Active CN216665556U (en) | 2021-12-24 | 2021-12-24 | Long service life's packer for oil development |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216665556U (en) |
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2021
- 2021-12-24 CN CN202123301226.XU patent/CN216665556U/en active Active
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