CN220248050U - Anti-seize packer - Google Patents
Anti-seize packer Download PDFInfo
- Publication number
- CN220248050U CN220248050U CN202321657607.8U CN202321657607U CN220248050U CN 220248050 U CN220248050 U CN 220248050U CN 202321657607 U CN202321657607 U CN 202321657607U CN 220248050 U CN220248050 U CN 220248050U
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- Prior art keywords
- fixedly arranged
- packer
- cylinder
- expansion body
- rubber expansion
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- 238000001802 infusion Methods 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 19
- 244000309464 bull Species 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an anti-seize packer, and in particular relates to the technical field of packers: the utility model relates to an anti-blocking packer, which comprises a first barrel, a second barrel is arranged right above the first barrel, a rubber expansion body is fixedly arranged between the first barrel and the second barrel, an expansion mechanism is arranged in the rubber expansion body, the expansion mechanism comprises a first gear, six track grooves which are uniformly distributed are formed in the first gear, clamping blocks are slidably arranged in the track grooves, and a fixing frame is fixedly arranged on the lower surface of the first gear.
Description
Technical Field
The utility model relates to the technical field of packers, in particular to an anti-seize packer.
Background
The packer is a downhole tool having an elastic sealing element and thereby sealing annular spaces between various sized strings and the wellbore and between the strings and isolating the production zone to control production fluids and protect the casing;
the utility model discloses an anti-seize packer, which comprises a barrel, a rubber expansion body, a first multi-way valve, a second multi-way valve and a connecting body, wherein the barrel is arranged into an upper section and a lower section, the upper section and the lower section of the barrel are welded and connected through the connecting body positioned on two sides of the inner wall, a clamping groove is formed in the periphery of the barrel near the center, the rubber expansion body is arranged in the clamping groove, a guide sleeve is arranged in the inner wall of the rubber expansion body near the inner side, a guide pillar is connected to the inner wall of the rubber expansion body near the outer side, a rubber sliding block is arranged on the periphery of the end part of the guide pillar and positioned in the guide sleeve, and a cylindrical spring is connected between one end of the rubber sliding block and one end of the inner wall of the guide sleeve. The novel expansion part has an active pulling structure when returning, so that the problems that the expansion part cannot be completely reset due to clamping and the return is difficult are prevented, the disassembly work can be ensured, and the expansion part is suitable for wide popularization and use;
however, the anti-seize packer still has some problems when in use;
when the anti-blocking packer is used, when a pipeline is used for injecting oil into the rubber expansion body, the rubber expansion body is expanded so as to be contacted with the inner wall of the sleeve, but when the anti-blocking packer is used, the rubber expansion body can be contacted with the inner wall of the sleeve in the expansion process, but the contact effect is difficult to completely seal the sleeve, and the use is influenced;
for this purpose, we propose anti-seize packers to solve the above problems.
Disclosure of Invention
The utility model aims to provide an anti-seize packer to solve the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-seize packer comprises a first cylinder body, a second cylinder body is arranged right above the first cylinder body, and a rubber expansion body is fixedly arranged between the first cylinder body and the second cylinder body;
the expansion mechanism comprises a first gear, six track grooves which are uniformly distributed are formed in the first gear, clamping blocks are slidably mounted in the six track grooves, a fixing frame is fixedly arranged on the lower surface of the first gear, a rotating rod is rotatably inserted in the middle of the fixing frame, the rotating rod is fixedly mounted on the lower surface of the first gear, the fixing frame comprises six fixing rods, sliding rods are slidably mounted on the upper surfaces of the six fixing rods, the bottom ends of the clamping blocks are fixedly mounted on the upper surface of the sliding rods, an expansion plate is fixedly mounted on one end of each sliding rod, one end of each expansion plate, far away from each sliding rod, is fixedly mounted on the inner side of the rubber expansion body, one side of each first gear is connected with a second gear, a supporting rod is fixedly mounted at the bottom end of each second gear, a second fixing block is arranged at the bottom end of each supporting rod, and the bottom of each supporting rod is rotatably penetrated through the corresponding second fixing block and is arranged in the first cylinder;
the inside of second barrel is equipped with the transfer line, one end of transfer line runs through with one side end of second barrel, the fixed multi-way valve that is equipped with in middle part of transfer line, the one end of keeping away from the second barrel of transfer line runs through in the inboard of rubber expansion body and arranges inside.
Preferably, the bottom of bull stick is equipped with the fixed plate, the bottom of bull stick rotates the upper surface of installing at the fixed plate, the both ends of fixed plate are fixed in the inboard of first barrel.
Preferably, a servo motor is fixedly arranged at the bottom end of the supporting rod.
Preferably, a first fixing block is fixedly arranged at the bottom end of the servo motor, and the bottom end of the first fixing block is fixedly arranged on the upper surface of the fixing plate.
Preferably, a third sealing component is fixedly arranged at the joint of the infusion tube and the second cylinder body, and a fourth sealing component is fixedly arranged at the joint of the infusion tube and the rubber expansion body.
Preferably, a servo valve is fixedly arranged at one end of the infusion tube, which is close to the third sealing assembly.
Preferably, the connection part of the first cylinder body and the rubber expansion body is fixedly provided with a second sealing component, and the connection part of the second cylinder body and the rubber expansion body is fixedly provided with a first sealing component.
Compared with the prior art, the utility model has the beneficial effects that:
through having set up expansion mechanism to reached the transfer line and carried out the oiling to the rubber expansion body and make its inflation, the rubber expansion body contacts with the sleeve pipe inner wall after the inflation, the thrust that the expansion board outwards removed extrudees the inner wall of rubber expansion body, makes the rubber expansion body can be totally with sleeve pipe inner wall in close contact with, thereby reached the effect to sleeve pipe tight seal separates.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic structural diagram of the first cylinder and the second cylinder after being separated from the rubber expansion body in the present utility model.
FIG. 3 is a schematic diagram of an expansion mechanism according to the present utility model.
FIG. 4 is a schematic diagram of the connection structure of the infusion tube and the rubber expansion body in the utility model.
Fig. 5 is an enlarged view of the utility model at a in fig. 3.
In the figure: 1. a first cylinder; 2. a second cylinder; 3. an infusion tube; 4. a rubber expansion body; 5. a first seal assembly; 6. a second seal assembly; 7. a fixing plate; 8. a rotating rod; 9. a first fixed block; 10. a servo motor; 11. a second fixed block; 13. a third seal assembly; 14. a fourth seal assembly; 31. a servo valve; 32. a multi-way valve; 81. a first gear; 82. a fixing frame; 83. a slide bar; 84. a second gear; 85. an expansion plate; 86. a track groove; 87. a clamping block; 88. a support rod; 821. and a fixing rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one: as shown in fig. 1-5, the utility model provides an anti-seize packer, which comprises a first cylinder body 1, wherein a second cylinder body 2 is arranged right above the first cylinder body 1, and a rubber expansion body 4 is fixedly arranged between the first cylinder body 1 and the second cylinder body 2;
the expansion mechanism is arranged in the rubber expansion body 4 and comprises a first gear 81, six track grooves 86 which are uniformly distributed are formed in the first gear 81, clamping blocks 87 are slidably arranged in the six track grooves 86, a fixing frame 82 is fixedly arranged on the lower surface of the first gear 81, a rotating rod 8 is rotatably inserted in the middle position of the fixing frame 82, the rotating rod 8 is fixedly arranged on the lower surface of the first gear 81, the fixing frame 82 comprises six fixing rods 821, sliding rods 83 are slidably arranged on the upper surfaces of the six fixing rods 821, the bottom ends of the clamping blocks 87 are fixedly arranged on the upper surface of the sliding rods 83, an expansion plate 85 is fixedly arranged at one end of the sliding rods 83, one end of the expansion plate 85, far away from the sliding rods 83, is fixedly arranged on the inner side of the rubber expansion body 4, a second gear 84 is connected with one side of the meshing teeth of the first gear 81, a supporting rod 88 is fixedly arranged at the bottom end of the second gear 84, a second fixing block 11 is arranged at the bottom end of the second gear 84, the bottom of the supporting rod 88 is rotatably penetrated through the second fixing block 11, the bottom of the second fixing block 11 is fixedly arranged on the inner side of the second fixing block 11, a plurality of the inner side of the second fixing blocks is penetrated through tubes 2 is arranged at the inner side of the infusion tube 3, one end of the infusion tube 3 is penetrated through the infusion tube 2 is penetrated through the infusion tube 3, and is fixedly arranged at one end of the inner side of the infusion tube 3 is penetrated through the infusion tube 2, and is fixedly arranged at one end of the inner side of the infusion tube 2 is penetrated through the infusion tube 3 is far away from the inner side 3; firstly, when the device is used, the servo valve 31 is opened, oil is injected into the rubber expansion body 4 through the infusion tube 3 to expand the rubber expansion body, then, the servo motor 10 is started, the supporting rod 88 is driven to drive the second gear 84 to rotate, the second gear 84 drives the first gear 81 to rotate, the first gear 81 drives the clamping block 87 to move in the track groove 86 in the rotating process, thereby driving the sliding rod 83 to move on the fixed rod 821, the sliding rod 83 drives the expansion plate 85 to move in the moving process, the rubber expansion body 4 is extruded through the expansion plate 85, the rubber expansion body 4 can be tightly contacted with the inner wall of the sleeve, the expansion mechanism is arranged, the effect that the infusion tube 3 is used for injecting oil into the rubber expansion body 4 to expand the rubber expansion body 4 after being expanded is achieved, the thrust of the expansion plate 85 outwards moves extrudes the inner wall of the rubber expansion body 4, and the rubber expansion body 4 can be completely tightly contacted with the inner wall of the sleeve, and the effect of tightly sealing the sleeve is achieved.
The bottom end of the rotating rod 8 is provided with a fixed plate 7, the bottom end of the rotating rod 8 is rotatably arranged on the upper surface of the fixed plate 7, and two ends of the fixed plate 7 are fixed on the inner side of the first cylinder 1; by providing the fixing plate 7, the fixing effect on the expansion mechanism is achieved.
The bottom end of the supporting rod 88 is fixedly provided with a servo motor 10; by providing the servo motor 10 it is achieved that an operator can control the expansion mechanism on the ground.
The bottom end of the servo motor 10 is fixedly provided with a first fixed block 9, and the bottom end of the first fixed block 9 is fixedly arranged on the upper surface of the fixed plate 7; by providing the first fixing block 9, the fixing effect of the servo motor 10 is achieved.
A third sealing component 13 is fixedly arranged at the joint of the infusion tube 3 and the second cylinder 2, and a fourth sealing component 14 is fixedly arranged at the joint of the infusion tube 3 and the rubber expansion body 4; through setting up third seal assembly 13 and fourth seal assembly 14 to reach the sealed effect to two junctions of transfer line 3, prevent that the entering of oil from influencing normal use, influence the effect of oiling.
A servo valve 31 is fixedly arranged at one end of the infusion tube 3 close to the third sealing assembly 13; by providing the servo valve 31, an operator can control the infusion tube 3 to fill the rubber expansion body 4 on the ground.
A second sealing component 6 is fixedly arranged at the joint of the first cylinder 1 and the rubber expansion body 4, and a first sealing component 5 is fixedly arranged at the joint of the second cylinder 2 and the rubber expansion body 4; by providing the second seal assembly 6 and the first seal assembly 5, a structure preventing foreign substances from entering the inside to damage the inside is achieved.
Working principle: firstly, when the device is used, the servo valve 31 is opened, oil is injected into the rubber expansion body 4 through the infusion tube 3 to expand the rubber expansion body, then, the servo motor 10 is started, the supporting rod 88 is driven to drive the second gear 84 to rotate, the second gear 84 drives the first gear 81 to rotate, the first gear 81 drives the clamping block 87 to move in the track groove 86 in the rotating process, thereby driving the sliding rod 83 to move on the fixed rod 821, the sliding rod 83 drives the expansion plate 85 to move in the moving process, the rubber expansion body 4 is extruded through the expansion plate 85, the rubber expansion body 4 can be tightly contacted with the inner wall of the sleeve, the expansion mechanism is arranged, the effect that the infusion tube 3 is used for injecting oil into the rubber expansion body 4 to expand the rubber expansion body 4 after being expanded is achieved, the thrust of the expansion plate 85 outwards moves extrudes the inner wall of the rubber expansion body 4, and the rubber expansion body 4 can be completely tightly contacted with the inner wall of the sleeve, and the effect of tightly sealing the sleeve is achieved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Anti-sticking packer, including first barrel (1), its characterized in that: a second cylinder (2) is arranged right above the first cylinder (1), and a rubber expansion body (4) is fixedly arranged between the first cylinder (1) and the second cylinder (2);
the rubber expansion body (4) is internally provided with an expansion mechanism, the expansion mechanism comprises a first gear (81), six track grooves (86) which are uniformly distributed are formed in the first gear (81), clamping blocks (87) are fixedly arranged at one ends of the track grooves (86) in a sliding manner, a fixing frame (82) is fixedly arranged on the lower surface of the first gear (81), a rotating rod (8) is rotatably inserted in the middle position of the fixing frame (82), the rotating rod (8) is fixedly arranged on the lower surface of the first gear (81), the fixing frame (82) comprises six fixing rods (821), sliding rods (83) are slidably arranged on the upper surface of the fixing rods (821), the bottom ends of the clamping blocks (87) are fixedly arranged on the upper surface of the sliding rods (83), expansion plates (85) are fixedly arranged at one ends of the sliding rods (83), far away from one ends of the first gears (83) and are fixedly arranged on the inner sides of the rubber expansion body (4), one sides of the first gears (81) are rotatably connected with second gears (84), the bottom ends of the second gears (84) are fixedly arranged on the second supporting rods (84), the bottom of the supporting rod (88) rotates to penetrate through the second fixed block (11) and is arranged in the first cylinder (1);
the inside of second barrel (2) is equipped with transfer line (3), one end of transfer line (3) run through with one side end of second barrel (2), the middle part of transfer line (3) is fixed to be equipped with multiport valve (32), the one end that keeps away from second barrel (2) of transfer line (3) runs through in the inboard of rubber expansion body (4) and arranges inside.
2. The anti-seize packer of claim 1, wherein: the bottom of bull stick (8) is equipped with fixed plate (7), the upper surface at fixed plate (7) is installed in the bottom rotation of bull stick (8), the inboard at first barrel (1) is fixed at the both ends of fixed plate (7).
3. The anti-seize packer of claim 2, characterized in that: the bottom end of the supporting rod (88) is fixedly provided with a servo motor (10).
4. The anti-seize packer of claim 3, characterized in that: the bottom fixed mounting of servo motor (10) has first fixed block (9), the bottom fixed mounting of first fixed block (9) is at the upper surface of fixed plate (7).
5. The anti-seize packer of claim 1, wherein: the third sealing component (13) is fixedly arranged at the joint of the infusion tube (3) and the second cylinder body (2), and the fourth sealing component (14) is fixedly arranged at the joint of the infusion tube (3) and the rubber expansion body (4).
6. The anti-seize packer of claim 4, wherein: one end of the infusion tube (3) close to the third sealing component (13) is fixedly provided with a servo valve (31).
7. The anti-seize packer of claim 1, wherein: the second sealing component (6) is fixedly arranged at the joint of the first cylinder (1) and the rubber expansion body (4), and the first sealing component (5) is fixedly arranged at the joint of the second cylinder (2) and the rubber expansion body (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321657607.8U CN220248050U (en) | 2023-06-27 | 2023-06-27 | Anti-seize packer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321657607.8U CN220248050U (en) | 2023-06-27 | 2023-06-27 | Anti-seize packer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248050U true CN220248050U (en) | 2023-12-26 |
Family
ID=89267384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321657607.8U Active CN220248050U (en) | 2023-06-27 | 2023-06-27 | Anti-seize packer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248050U (en) |
-
2023
- 2023-06-27 CN CN202321657607.8U patent/CN220248050U/en active Active
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