CN220081387U - Hydraulic sliding sleeve for layered water shutoff finding of gas well - Google Patents
Hydraulic sliding sleeve for layered water shutoff finding of gas well Download PDFInfo
- Publication number
- CN220081387U CN220081387U CN202321198874.3U CN202321198874U CN220081387U CN 220081387 U CN220081387 U CN 220081387U CN 202321198874 U CN202321198874 U CN 202321198874U CN 220081387 U CN220081387 U CN 220081387U
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- Prior art keywords
- sliding sleeve
- groove
- sealing
- gas well
- water shutoff
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 238000010030 laminating Methods 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000003860 storage Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000013517 stratification Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000003129 oil well Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of gas well layered water finding and blocking, in particular to a hydraulic sliding sleeve for gas well layered water finding and blocking. The hydraulic sliding sleeve for gas well layered water shutoff comprises a sliding sleeve body, a sealing ring, a rubber sleeve and a laminating adjusting mechanism, wherein the outer surface of the sliding sleeve body is provided with a sealing groove, the sealing groove is sleeved with the sealing ring in a matched mode, the outer side of the middle end of the sliding sleeve body is provided with an adjusting groove, the rubber sleeve is sleeved in the adjusting groove, and the laminating adjusting mechanism is arranged in the adjusting groove. According to the utility model, the pipe wall can be attached to the sliding sleeve in the moving process through the attaching and adjusting mechanism, the air leakage condition is reduced, the sealing and isolating effect can be well ensured when the bending condition occurs, and when the sliding sleeve body moves, if the pipe wall bends or expands, the sealing ring can be driven to attach to the pipe wall through the ball under the resilience force of the compression spring, so that the sealing effect is achieved, and the air leakage condition is reduced.
Description
Technical Field
The utility model relates to the technical field of gas well layered water finding and blocking, in particular to a hydraulic sliding sleeve for gas well layered water finding and blocking.
Background
The water finding means that after the water is discharged from the oil well, the water discharge layer and the flow rate are determined by various methods, the water discharge from the oil well is unavoidable in the development process of the gas-oil well, and after the water discharge from the oil well is found, the water discharge layer is determined by various ways, and then necessary water shutoff measures can be adopted.
According to the water outlet position, the water layer is separated through the plugging device, so that gas production operation is carried out, a hydraulic sliding sleeve is used in the process of separating the water layer, however, due to the bending phenomenon of a pipeline, when the sliding sleeve slides in the hydraulic sliding sleeve, the gas leakage phenomenon easily occurs.
Therefore, it is necessary to provide a new hydraulic sliding sleeve for gas well layering water shutoff finding to solve the technical problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a hydraulic sliding sleeve for gas well layered water shutoff.
The hydraulic sliding sleeve for gas well layered water shutoff finding provided by the utility model comprises the following components: the sealing device comprises a sliding sleeve body, a sealing ring, a rubber sleeve and a laminating adjusting mechanism, wherein the outer surface of the sliding sleeve body is provided with a sealing groove, the sealing groove is sleeved with the sealing ring in a matched mode, the outer side of the middle end of the sliding sleeve body is provided with an adjusting groove, the rubber sleeve is sleeved in the adjusting groove, and the laminating adjusting mechanism is arranged in the adjusting groove.
Preferably, the two sealing grooves are arranged symmetrically with respect to the adjusting groove.
Preferably, the laminating adjustment mechanism includes ball and hold-down spring, a plurality of even and into the check that the circumference distributes keep off the groove in the inner wall of adjustment tank, and the inner wall has been seted up down to the inner wall in check keep off the groove and has been deposited the groove, sliding connection has the ball in the storage groove, and the bottom of ball is connected with the inner wall of storage groove through hold-down spring.
Preferably, the inner diameter of the check groove is smaller than the diameter of the ball.
Preferably, a rolling groove for rolling the ball is formed in the middle of the inner end face of the sealing ring.
Preferably, the front and rear edges of the sliding sleeve body are provided with fillets.
Compared with the related art, the hydraulic sliding sleeve for gas well layered water shutoff finding has the following beneficial effects:
according to the utility model, the pipe wall can be attached to the sliding sleeve in the moving process through the attaching and adjusting mechanism, the air leakage condition is reduced, the sealing and isolating effect can be well ensured when the bending condition occurs, and when the sliding sleeve body moves, if the pipe wall bends or expands, the sealing ring can be driven to attach to the pipe wall through the ball under the resilience force of the compression spring, so that the sealing effect is achieved, and the air leakage condition is reduced.
Drawings
FIG. 1 is a schematic diagram of a hydraulic sleeve for gas well stratified water shutoff according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic diagram of a seal ring and a rolling groove according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a seal slot of the present utility model;
fig. 4 is an enlarged schematic view of the area a in fig. 3.
Reference numerals in the drawings: 1. a sliding sleeve body; 2. a seal ring; 3. a rubber sleeve; 4. sealing grooves; 5. an adjustment tank; 6. a rolling groove; 7. a compression spring; 8. a ball; 9. a storage tank; 10. and a grid baffle groove.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Specific implementations of the utility model are described in detail below in connection with specific embodiments.
Referring to fig. 1 to 3, a hydraulic sliding sleeve for gas well layered water shutoff, provided in an embodiment of the present utility model, includes: sliding sleeve body 1, sealing washer 2, rubber sleeve 3 and laminating adjustment mechanism.
Referring to fig. 1-4, a sealing groove 4 is provided on the outer surface of the sliding sleeve body 1, a sealing ring 2 is provided in the sealing groove 4 in a matching manner, an adjusting groove 5 is provided on the outer side of the middle end of the sliding sleeve body 1, a rubber sleeve 3 is provided in the adjusting groove 5, a fitting adjusting mechanism is provided in the adjusting groove 5, the fitting adjusting mechanism comprises balls 8 and a compression spring 7, a plurality of uniform and circumferentially distributed check grooves 10 are provided on the inner wall of the adjusting groove 5, a storage groove 9 is provided on the lower inner wall of the check groove 10, balls 8 are slidably connected in the storage groove 9, and the bottom ends of the balls 8 are connected with the inner wall of the storage groove 9 through the compression spring 7.
It should be noted that, thereby make the sliding sleeve can laminate the pipe wall at the in-process that removes through laminating adjustment mechanism, reduce the production of gas leakage condition, when the condition of buckling appears, also can guarantee sealed wall effect well, when carrying out sliding sleeve body 1 and remove, if the pipe wall appears buckling or expanding, under the resilience force of hold-down spring 7 this moment, can drive sealing washer 2 and pipe wall laminating through ball 8, and then reach sealed effect, reduced the production of gas leakage condition.
Referring to fig. 1, the two seal grooves 4 are symmetrically arranged about the adjusting groove 5, so that the sealing effect of the upper device is improved, and the sealing degree of the operation is improved.
Referring to fig. 1, 2 and 4, the inner diameter of the check groove 10 is smaller than the diameter of the ball 8, so that the ball 8 can slide in the storage groove 9 and cannot slide out of the check groove 10, the safety performance of the device is improved, a rolling groove 6 for rolling the ball 8 is formed in the middle of the inner end surface of the sealing ring 2, the sealing ring 2 is attached to the ball 8, and round corners are formed in the front edge and the rear edge of the sliding sleeve body 1, so that damage to the pipeline is reduced when the sliding sleeve body 1 moves in the pipe wall.
The working principle of the hydraulic sliding sleeve for gas well layered water shutoff is as follows:
this device is thereby through laminating adjustment mechanism so that the sliding sleeve can laminate the pipe wall at the in-process that removes, reduces the production of gas leakage condition, when the condition of buckling appears, also can guarantee sealed wall effect well, when carrying out sliding sleeve body 1 when removing, if the pipe wall appears buckling or expanding, under the resilience force of hold-down spring 7 this moment, can drive sealing washer 2 and pipe wall laminating through ball 8, and then reaches sealed effect, has reduced the production of gas leakage condition.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A hydraulic sliding sleeve for gas well layered water shutoff, comprising:
a sliding sleeve body (1);
the sealing device comprises a sealing ring (2), wherein a sealing groove (4) is formed in the outer surface of a sliding sleeve body (1), and the sealing groove (4) is sleeved with the sealing ring (2) which is arranged in a matching manner;
the rubber sleeve (3) is arranged on the outer side of the middle end of the sliding sleeve body (1), an adjusting groove (5) is formed in the outer side of the middle end of the sliding sleeve body (1), and the rubber sleeve (3) is sleeved in the adjusting groove (5);
and the laminating adjusting mechanism is arranged in the adjusting groove (5).
2. The hydraulic sliding sleeve for gas well layered water shutoff finding according to claim 1, wherein the number of the sealing grooves (4) is two, and the two sealing grooves (4) are symmetrically arranged about the adjusting groove (5).
3. The hydraulic sliding sleeve for gas well layered water shutoff finding according to claim 1, wherein the fitting adjusting mechanism comprises a ball (8) and a compression spring (7), a plurality of uniform and circumferentially distributed check grooves (10) are formed in the inner wall of the adjusting groove (5), a storage groove (9) is formed in the lower inner wall of the check grooves (10), the ball (8) is slidably connected in the storage groove (9), and the bottom end of the ball (8) is connected with the inner wall of the storage groove (9) through the compression spring (7).
4. A hydraulic sliding sleeve for gas well stratification water shutoff according to claim 3, characterized in that the inner diameter of the grid grooves (10) is smaller than the diameter of the balls (8).
5. The hydraulic sliding sleeve for gas well layered water shutoff finding according to claim 4, wherein a rolling groove (6) for rolling balls (8) is formed in the middle of the inner end surface of the sealing ring (2).
6. The hydraulic sliding sleeve for gas well layered water shutoff finding according to claim 1, wherein the front edge and the rear edge of the sliding sleeve body (1) are provided with round corners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321198874.3U CN220081387U (en) | 2023-05-18 | 2023-05-18 | Hydraulic sliding sleeve for layered water shutoff finding of gas well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321198874.3U CN220081387U (en) | 2023-05-18 | 2023-05-18 | Hydraulic sliding sleeve for layered water shutoff finding of gas well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220081387U true CN220081387U (en) | 2023-11-24 |
Family
ID=88817116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321198874.3U Active CN220081387U (en) | 2023-05-18 | 2023-05-18 | Hydraulic sliding sleeve for layered water shutoff finding of gas well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220081387U (en) |
-
2023
- 2023-05-18 CN CN202321198874.3U patent/CN220081387U/en active Active
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