CN221074137U - Hydraulic screwing device for cladding sucker rod - Google Patents
Hydraulic screwing device for cladding sucker rod Download PDFInfo
- Publication number
- CN221074137U CN221074137U CN202323286385.6U CN202323286385U CN221074137U CN 221074137 U CN221074137 U CN 221074137U CN 202323286385 U CN202323286385 U CN 202323286385U CN 221074137 U CN221074137 U CN 221074137U
- Authority
- CN
- China
- Prior art keywords
- sucker rod
- fixedly connected
- hydraulic
- fixed ring
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005253 cladding Methods 0.000 title claims abstract description 28
- 239000011241 protective layer Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 239000010410 layer Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims 2
- 238000000576 coating method Methods 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 239000003208 petroleum Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polybutylene Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of petroleum operation, in particular to a hydraulic screwing device for cladding a sucker rod, which comprises a base and two fixing rings, wherein one fixing ring is fixedly connected to the base, the other fixing ring is connected to the base through a rotatable mechanism, air bags are fixedly connected to the inner walls of the two fixing rings, the two air bags are uniformly in a circular ring structure, the two fixing rings are connected with a hydraulic cylinder through a fixing mechanism, and the hydraulic cylinder is communicated with the air bags through an inflation mechanism. The utility model has the advantages of preventing the coated sucker rod from being damaged during clamping.
Description
Technical Field
The utility model relates to the technical field of petroleum operation, in particular to a hydraulic screwing device for cladding a sucker rod.
Background
The screwing device or the dismounting frame is a screw-thread connecting piece dismounting machine, is mainly suitable for an oil field underground pump, is used for screwing a screwing machine in the use operation during the oil field well repairing operation, and is mainly used for the transfer and dismounting of other screw-thread connecting pieces such as oil pumping pipe, pipe sleeve and the like. The current screwing device is when pressing from both sides tightly, adopts the pneumatic cylinder to press from both sides the mode that tightly, adopts three or more generally, through stretching out and drawing back simultaneously to carry out coaxial clamp and fix, but when pressing from both sides tightly, because the mode of fixing adoption is fixed for the point, small with the area of contact of sucker rod, simultaneously because cladding sucker rod inside cavity can lead to pressing from both sides the fastening timing, the sunken condition that causes the damage appears to cladding sucker rod.
Disclosure of utility model
The utility model aims to solve the defect that the covered sucker rod in the prior art is damaged due to the fact that the covered sucker rod is sunken, and provides a hydraulic screwing device for the covered sucker rod.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The hydraulic screwing device for the coated sucker rod comprises a base and two fixing rings, wherein one fixing ring is fixedly connected to the base, the other fixing ring is connected to the base through a rotatable mechanism, air bags are fixedly connected to the inner walls of the two fixing rings, the two air bags are uniformly of circular ring structures, the two fixing rings are connected with a hydraulic cylinder through a fixing mechanism, and the hydraulic cylinder is communicated with the air bags through an inflation mechanism.
Preferably, the inflation mechanism comprises a connecting cylinder, the connecting cylinder is fixedly connected to the fixed ring, a movable disc is fixedly connected to the hydraulic cylinder, a sealing gasket is fixedly connected to the movable disc, the sealing gasket is abutted to the inner wall of the connecting cylinder, and the connecting cylinder is communicated with the air bag through a connecting pipe.
Preferably, the rotatable mechanism comprises a gear ring, the gear ring is fixedly connected to the fixed ring, a gear is meshed on the gear ring, a connecting edge is fixedly connected to the gear, a connecting sleeve is sleeved on the connecting edge, a motor is mounted on the base, the motor is rotatably connected with the connecting sleeve, and the fixed ring is supported through a supporting mechanism.
Preferably, the supporting mechanism comprises a sliding block, the sliding block is rotatably connected with the fixed ring through a bearing, a sliding groove is formed in the base, and the sliding block is slidably arranged in the sliding groove.
Preferably, the fixing mechanism comprises a stand column, the stand column is fixedly connected to the fixing ring, and the stand column is fixedly connected with the hydraulic cylinder through a fixing plate.
Preferably, a protective layer is arranged on the outer wall of the air bag.
Preferably, a wear-resistant layer is arranged on the protective layer.
The hydraulic screwing device for cladding the sucker rod has the beneficial effects that: through adopting the design of gasbag, the pneumatic cylinder elongates, enters into the gasbag with air compression, makes gasbag and cladding sucker rod carry out the butt, fixes the cladding sucker rod, because the fixed mode is the face-to-face butt, has increased the area of atress to the condition that the damage appears when pressing from both sides tightly to the cladding sucker rod has been prevented.
Drawings
FIG. 1 is a cross-sectional view of a perspective view of a hydraulic tightening device for cladding a sucker rod in accordance with the present utility model;
FIG. 2 is a schematic structural view of a hydraulic tightening device for cladding a sucker rod according to the present utility model;
fig. 3 is a front view of the hydraulic tightening device for cladding the sucker rod.
In the figure: the device comprises a base 1, a fixed ring 2, a gear ring 3, a gear 4, a motor 5, a connecting rib 6, a connecting sleeve 7, a fixed plate 8, a stand column 9, a connecting cylinder 10, a hydraulic cylinder 11, an air bag 12, a sliding block 13, a sliding chute 14, a connecting pipe 15 and a moving disc 16.
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.
Example 1
Referring to fig. 1-3, a hydraulic screwing device for cladding a sucker rod comprises a base 1 and two fixing rings 2, wherein one fixing ring 2 is fixedly connected to the base 1, the other fixing ring 2 is connected to the base 1 through a rotatable mechanism, air bags 12 are fixedly connected to the inner walls of the two fixing rings 2, the two air bags 12 are uniformly in a circular ring structure, the two fixing rings 2 are connected with a hydraulic cylinder 11 through the fixing mechanism, the hydraulic cylinder 11 is communicated with the air bags 12 through an inflation mechanism, the hydraulic cylinder 11 stretches, air is compressed into the air bags 12, the air bags 12 are abutted with the cladding sucker rod, the cladding sucker rod is fixed, and the stressed area is increased due to the fact that the fixing mode is surface-to-surface abutment, so that the situation that the cladding sucker rod is damaged during clamping is prevented.
The inflation mechanism comprises a connecting cylinder 10, the connecting cylinder 10 is fixedly connected to a fixed ring 2, a movable disc 16 is fixedly connected to a hydraulic cylinder 11, a sealing gasket is fixedly connected to the movable disc 16 and is abutted against the inner wall of the connecting cylinder 10, the connecting cylinder 10 is communicated with an air bag 12 through a connecting pipe 15, the hydraulic cylinder 11 is adopted to extend, air in the connecting cylinder 10 is extruded into the air bag 12, the air bag 12 is inflated, the cladding sucker rod is fixed, and the cladding sucker rods with different diameters are abutted and fixed due to the amount of air in the air bag 12.
The rotatable mechanism comprises a gear ring 3, the gear ring 3 is fixedly connected to a fixed ring 2, a gear 4 is meshed on the gear ring 3, a connecting edge 6 is fixedly connected to the gear 4, a connecting sleeve 7 is sleeved on the connecting edge 6, a motor 5 is installed on a base 1, the motor 5 is rotatably connected with the connecting sleeve 7, the fixed ring 2 is supported by a supporting mechanism, the motor 5 is adopted to rotate, the connecting sleeve 7 is driven to rotate, the connecting edge 6 is driven to rotate, the gear 4 is driven to rotate, the gear ring 3 is driven to rotate, the fixed ring 2 is driven to rotate, and a clamped coated sucker rod is driven to rotate, so that threaded connection or disassembly is carried out.
The supporting mechanism comprises a sliding block 13, the sliding block 13 is rotatably connected with the fixed ring 2 through a bearing, a sliding groove 14 is formed in the base 1, the sliding block 13 is slidably arranged in the sliding groove 14, and axial movement can be performed due to the fact that the sliding block 13 and the sliding groove 14 are designed by adopting the threaded connection when the sliding block rotates.
The fixing mechanism comprises a stand column 9, the stand column 9 is fixedly connected to the fixing ring 2, and the stand column 9 is fixedly connected with the hydraulic cylinder 11 through a fixing plate 8 to fix the hydraulic cylinder 11.
When the device is used, the air is compressed into the air bag 12 by penetrating through the pipe fitting in one fixed ring 2 and penetrating through the cladding sucker rod in the other fixed ring 2, then extending through the hydraulic cylinder 11, abutting the air bag 12 with the cladding sucker rod and the pipe fitting, fixing the cladding sucker rod and the pipe fitting, then rotating through the motor 5, driving the connecting sleeve 7 to rotate, thereby rotating the connecting rib 6, driving the gear 4 to rotate, rotating the gear ring 3, driving the fixed ring 2 to rotate, rotating the clamped cladding sucker rod, and carrying out threaded connection between the cladding sucker rod and the pipe fitting.
Example 2
Referring to fig. 1 to 3, as another preferred embodiment of the present utility model, on the basis of embodiment 1, the outer wall of the air bag 12 is provided with a protective layer made of PU polyurethane rubber material, the protective layer made of polybutylene material is provided with a wear-resistant layer made of PB material. By adopting the design of the protective layer and the wear-resistant layer, the service life of the air bag 12 is prolonged.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a hydraulic pressure screwing device of cladding sucker rod, includes base (1) and two solid fixed ring (2), its characterized in that, one of them gu fixed ring (2) fixed connection is in on base (1), another gu fixed ring (2) are connected through rotatable mechanism on base (1), two equal fixedly connected with gasbag (12) on the inner wall of gu fixed ring (2), two gasbag (12) evenly are ring structure, two gu fixed ring (2) are connected with pneumatic cylinder (11) through fixed establishment, pneumatic cylinder (11) through inflation mechanism with gasbag (12) are linked together.
2. The hydraulic screwing device for coating the sucker rod according to claim 1, wherein the inflating mechanism comprises a connecting cylinder (10), the connecting cylinder (10) is fixedly connected to the fixed ring (2), a movable disc (16) is fixedly connected to the hydraulic cylinder (11), a sealing gasket is fixedly connected to the movable disc (16), the sealing gasket is abutted against the inner wall of the connecting cylinder (10), and the connecting cylinder (10) is communicated with the air bag (12) through a connecting pipe (15).
3. The hydraulic screwing device for coating the sucker rod according to claim 1, wherein the rotatable mechanism comprises a gear ring (3), the gear ring (3) is fixedly connected to the fixed ring (2), a gear (4) is meshed on the gear ring (3), a connecting edge (6) is fixedly connected to the gear (4), a connecting sleeve (7) is sleeved on the connecting edge (6), a motor (5) is mounted on the base (1), the motor (5) is rotatably connected with the connecting sleeve (7), and the fixed ring (2) is supported by a supporting mechanism.
4. A hydraulic screwing device for cladding a sucker rod according to claim 3, wherein the supporting mechanism comprises a sliding block (13), the sliding block (13) is rotatably connected with the fixed ring (2) through a bearing, a sliding groove (14) is formed in the base (1), and the sliding block (13) is slidably arranged in the sliding groove (14).
5. The hydraulic screwing device for a clad sucker rod according to any one of claims 1-4, wherein the fixing mechanism comprises a column (9), the column (9) is fixedly connected to the fixing ring (2), and the column (9) is fixedly connected with the hydraulic cylinder (11) through a fixing plate (8).
6. The hydraulic tightening device for cladding a sucker rod according to claim 5, wherein a protective layer is provided on the outer wall of the air bag (12).
7. The hydraulic tightening device for cladding a sucker rod according to claim 6, wherein the protective layer is provided with a wear-resistant layer.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221074137U true CN221074137U (en) | 2024-06-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |