CN217462099U - Packer for preventing packer rubber sleeve from being damaged - Google Patents
Packer for preventing packer rubber sleeve from being damaged Download PDFInfo
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- CN217462099U CN217462099U CN202221697574.5U CN202221697574U CN217462099U CN 217462099 U CN217462099 U CN 217462099U CN 202221697574 U CN202221697574 U CN 202221697574U CN 217462099 U CN217462099 U CN 217462099U
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- connecting cylinder
- lower connecting
- upper connecting
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Abstract
The utility model provides a prevent damaged packer of packer packing element. The packer for preventing the packer rubber sleeve from being damaged comprises a lower connecting cylinder; the rubber cylinder is arranged at the top of the lower connecting cylinder; the upper connecting cylinder is arranged at the top of the rubber cylinder; an upper joint disposed at a top of the upper connecting cylinder; the lower joint is arranged at the bottom of the lower connecting cylinder; the two protection mechanisms are respectively arranged on the lower connecting cylinder and the upper connecting cylinder; the pulley mechanisms are respectively arranged on the lower connecting cylinder and the upper connecting cylinder. The utility model provides a prevent damaged packer of packer packing element has and reciprocates comparatively in the same direction as smooth, have packing element protect function, the difficult advantage that damages appear of packing element.
Description
Technical Field
The utility model relates to a packer technical field especially relates to a prevent damaged packer of packer packing element.
Background
The packer refers to a downhole tool which is connected to a downhole tubular column and used for packing and isolating an oil pipe and an oil and gas well casing or an open hole well wall annular space. The packer has wide application in the fields of well drilling, well cementation, testing, well completion, water injection, downhole operation and the like.
However, the existing packer is often not provided with a protection device of a rubber sleeve, so that the packer may rub against a well wall or be collided by a bump on the well wall when moving up and down, thereby causing damage to the rubber sleeve and further reducing the sealing effect of the packer.
Therefore, it is necessary to provide a packer that prevents the packer rubber from being damaged to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a reciprocate comparatively in the same direction as smooth, have packing element protect function, the difficult damaged packer that prevents of appearing of packing element.
In order to solve the technical problem, the utility model provides a prevent damaged packer of packer packing element includes: a lower connecting cylinder; the rubber cylinder is arranged at the top of the lower connecting cylinder; the upper connecting cylinder is arranged at the top of the rubber cylinder; an upper joint disposed at a top of the upper connecting cylinder; the lower joint is arranged at the bottom of the lower connecting cylinder; the two protection mechanisms are respectively arranged on the lower connecting cylinder and the upper connecting cylinder; the pulley mechanisms are respectively arranged on the lower connecting cylinder and the upper connecting cylinder.
Preferably, the lower connecting cylinder and the upper connecting cylinder are both provided with two strip-shaped grooves.
Preferably, a plurality of rectangular grooves are formed in the lower connecting cylinder and the upper connecting cylinder.
Preferably, protection mechanism includes two hydraulic stems, two sliders and protective sleeve, two the hydraulic stem is fixed mounting respectively two on the inner wall in bar groove, two the slider is fixed mounting respectively two on the output pole of hydraulic stem, two the slider respectively with two the inner wall sliding connection in bar groove, protective sleeve sliding sleeve establishes go up on the connecting cylinder, go up connecting cylinder and two slider fixed connection.
Preferably, the pulley mechanism comprises two sliding rods, a sliding plate, two springs, two mounting plates and a roller, wherein the two sliding rods are fixedly mounted on the inner wall of the rectangular groove, the sliding plate is slidably sleeved on the two sliding rods, the two springs are slidably sleeved on the two sliding rods respectively, the two mounting plates are fixedly mounted on one sides of the sliding plate, and the roller is rotatably mounted on one sides of the two mounting plates, which are close to each other.
Preferably, one end of each of the two sliding rods is fixedly provided with a limiting block.
Compared with the prior art, the utility model provides a prevent damaged packer of packer packing element has following beneficial effect:
the utility model provides a prevent damaged packer of packer packing element can seal the oil well through the packing element and separate, can install two protection machanism through four bar grooves, can install a plurality of pulley mechanism through a plurality of rectangular channels, can protect the packing element through two protection machanism, thereby prevent that the packing element from receiving the damage at the in-process that the device goes up and down, can make the process that the device descends comparatively stable through a plurality of pulley mechanism, can carry on spacingly to a plurality of sliding plates through a plurality of stoppers.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a packer for preventing damage to a packer rubber provided by the present invention;
FIG. 2 is a schematic front view of the external structure of FIG. 1;
FIG. 3 is an enlarged view of portion A shown in FIG. 1;
fig. 4 is an enlarged schematic view of a portion B shown in fig. 1.
Reference numbers in the figures: 1. a lower connecting cylinder; 2. a rubber cylinder; 3. an upper connecting cylinder; 4. an upper joint; 5. a lower joint; 6. a strip-shaped groove; 7. a rectangular groove; 8. a hydraulic rod; 9. a slider; 10. a protective sleeve; 11. a slide bar; 12. a sliding plate; 13. a spring; 14. mounting a plate; 15. and a roller.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a packer for preventing a packer rubber sleeve from being damaged according to a preferred embodiment of the present invention; FIG. 2 is a schematic front view of the external structure of FIG. 1; FIG. 3 is an enlarged view of portion A shown in FIG. 1; fig. 4 is an enlarged schematic view of a portion B shown in fig. 1. Prevent damaged packer of packer packing element includes: a lower connecting cylinder 1; the rubber cylinder 2 is arranged at the top of the lower connecting cylinder 1; the upper connecting cylinder 3 is arranged at the top of the rubber cylinder 2; an upper joint 4, the upper joint 4 being disposed at the top of the upper connecting cylinder 3; the lower joint 5 is arranged at the bottom of the lower connecting cylinder 1; the two protection mechanisms are respectively arranged on the lower connecting cylinder 1 and the upper connecting cylinder 3; and the pulley mechanisms are respectively arranged on the lower connecting cylinder 1 and the upper connecting cylinder 3.
Lower connecting cylinder 1 with all seted up two bar grooves 6 on the last connecting cylinder 3, can install two protectors through four bar grooves 6.
A plurality of rectangular grooves 7 are formed in the lower connecting cylinder 1 and the upper connecting cylinder 3, and a plurality of pulley mechanisms can be installed through the rectangular grooves 7.
Protection mechanism includes two hydraulic stem 8, two sliders 9 and protective sleeve 10, two hydraulic stem 8 is fixed mounting two respectively on the inner wall of bar groove 6, two slider 9 is fixed mounting two respectively on the output pole of hydraulic stem 8, two slider 9 respectively with two the inner wall sliding connection in bar groove 6, protective sleeve 10 slip cap is established go up on connecting cylinder 3, go up connecting cylinder 3 and two 9 fixed connection of slider can protect packing element 2 through two protection mechanism to prevent that packing element 2 from receiving the damage at the in-process that the device rose.
The pulley mechanism comprises two sliding rods 11, a sliding plate 12, two springs 13, two mounting plates 14 and rollers 15, wherein the sliding rods 11 are fixedly mounted on the inner wall of the rectangular groove 7, the sliding plate 12 is slidably mounted on the sliding rods 11, the springs 13 are slidably mounted on the sliding rods 11 respectively, the mounting plates 14 are fixedly mounted on one sides of the sliding plate 12, the rollers 15 are rotatably mounted on the two sides, close to the mounting plates 14, of the mounting plates 14, and the descending process of the device is stable through the plurality of pulley mechanisms.
And one end of each of the two sliding rods 11 is fixedly provided with a limiting block, and the plurality of sliding plates 12 can be limited by the limiting blocks.
The utility model provides a prevent damaged packer of packer packing element's theory of operation as follows:
when the device is used, the device is connected into a hydraulic device, then the device extends into an oil well, then the device is placed at the blocking position of the oil well through a hoisting device, a plurality of rollers 15 can be in contact with the well wall through a plurality of springs 13 in the descending process, the descending process of the device can be stable through the rolling of the rollers 15 on the well wall, and the rubber sleeve 2 can be protected through two protective sleeves 10 in the descending process, so that the rubber sleeve 2 is prevented from being damaged;
need pack the oil well when separating, earlier pour into four hydraulic stem 8 with hydraulic oil through hydraulic means in, thereby make the output lever extension of four hydraulic stem 8, output lever through four hydraulic stem 8 drives four sliders 9 and keeps away from each other, drive two protective case 10 through four sliders 9 and keep away from each other, thereby make packing element 2 expose, then pour into hydraulic oil into packing element 2 through hydraulic means in, thereby make packing element 2 take place the inflation, and then pack the oil well, when taking out the device, earlier take out the hydraulic pressure in packing element 2 through hydraulic means, thereby make packing element 2 resume initial condition, then take out the hydraulic oil in four hydraulic stem 8 through hydraulic means, thereby make two protective case 10 lean on each other the back, and then protect packing element 2, then can take out the device from the oil well through hoisting equipment.
Compared with the prior art, the utility model provides a prevent damaged packer of packer packing element has following beneficial effect:
the utility model provides a prevent damaged packer of packer packing element, can seal the oil well through packing element 2 and separate, can install two protection machanisms through four bar grooves 6, can install a plurality of pulley mechanism through a plurality of rectangular channel 7, can protect packing element 2 through two protection machanisms, thereby prevent that packing element 2 from receiving the damage at the in-process that the device goes up and down, can make the process that the device descends comparatively stable through a plurality of pulley mechanism, can carry on spacingly to a plurality of sliding plates 12 through a plurality of stoppers.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (6)
1. A packer for preventing a packer rubber sleeve from being damaged is characterized by comprising:
a lower connecting cylinder;
the rubber cylinder is arranged at the top of the lower connecting cylinder;
the upper connecting cylinder is arranged at the top of the rubber cylinder;
an upper joint disposed at a top of the upper connecting cylinder;
the lower joint is arranged at the bottom of the lower connecting cylinder;
the two protection mechanisms are respectively arranged on the lower connecting cylinder and the upper connecting cylinder;
the pulley mechanisms are respectively arranged on the lower connecting cylinder and the upper connecting cylinder.
2. The packer for preventing the damage of the packer rubber barrel as claimed in claim 1, wherein the lower connecting barrel and the upper connecting barrel are both provided with two strip-shaped grooves.
3. The packer for preventing the damage of the packer rubber sleeve as claimed in claim 1, wherein a plurality of rectangular grooves are formed in the lower connecting cylinder and the upper connecting cylinder.
4. The packer for preventing the damage of the packer rubber sleeve as claimed in claim 2, wherein the protection mechanism comprises two hydraulic rods, two sliding blocks and a protection sleeve, the two hydraulic rods are respectively and fixedly installed on the inner walls of the two bar-shaped grooves, the two sliding blocks are respectively and fixedly installed on the output rods of the two hydraulic rods, the two sliding blocks are respectively and slidably connected with the inner walls of the two bar-shaped grooves, the protection sleeve is slidably sleeved on the upper connecting sleeve, and the upper connecting sleeve is fixedly connected with the two sliding blocks.
5. The packer of claim 3, wherein the pulley mechanism comprises two sliding rods, a sliding plate, two springs, two mounting plates and a roller, the two sliding rods are fixedly mounted on the inner wall of the rectangular groove, the sliding plate is slidably sleeved on the two sliding rods, the two springs are slidably sleeved on the two sliding rods, the two mounting plates are fixedly mounted on one side of the sliding plate, and the roller is rotatably mounted on the side where the two mounting plates are close to each other.
6. The packer for preventing the damage of the packer rubber sleeve as claimed in claim 5, wherein a limiting block is fixedly mounted at one end of each of the two sliding rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221697574.5U CN217462099U (en) | 2022-07-01 | 2022-07-01 | Packer for preventing packer rubber sleeve from being damaged |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221697574.5U CN217462099U (en) | 2022-07-01 | 2022-07-01 | Packer for preventing packer rubber sleeve from being damaged |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217462099U true CN217462099U (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221697574.5U Active CN217462099U (en) | 2022-07-01 | 2022-07-01 | Packer for preventing packer rubber sleeve from being damaged |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217462099U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116906004A (en) * | 2023-09-08 | 2023-10-20 | 山东巨辉石油科技有限公司 | Packer for well cementation |
| CN117108240A (en) * | 2023-09-27 | 2023-11-24 | 武汉齐达康能源装备有限公司 | Fracturing open flow device |
-
2022
- 2022-07-01 CN CN202221697574.5U patent/CN217462099U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116906004A (en) * | 2023-09-08 | 2023-10-20 | 山东巨辉石油科技有限公司 | Packer for well cementation |
| CN116906004B (en) * | 2023-09-08 | 2023-11-14 | 山东巨辉石油科技有限公司 | Packer for well cementation |
| CN117108240A (en) * | 2023-09-27 | 2023-11-24 | 武汉齐达康能源装备有限公司 | Fracturing open flow device |
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