CN218509438U - Automatic well head device that repairs of oil - Google Patents
Automatic well head device that repairs of oil Download PDFInfo
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- CN218509438U CN218509438U CN202222557204.8U CN202222557204U CN218509438U CN 218509438 U CN218509438 U CN 218509438U CN 202222557204 U CN202222557204 U CN 202222557204U CN 218509438 U CN218509438 U CN 218509438U
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- guiding
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Abstract
The utility model discloses an automatic well head device that repairs of oil belongs to oil well workover equipment technical field. It includes well head operation platform, is provided with power slips, hydraulic power pincers on the well head operation platform, characterized by: the hydraulic power slip device comprises a wellhead operation platform, and is characterized in that a plurality of elevator guiding devices are fixedly arranged on the upper portion of the wellhead operation platform, the elevator guiding devices are arranged along the outer periphery of a power slip on the wellhead operation platform, each elevator guiding device comprises a supporting structure located on the lower portion and a guiding portion arranged on the upper portion of the supporting structure, the guiding portions incline outwards, all the guiding portions are uniformly arranged on the same circumference concentric with a wellhead, and the guiding portions are located above hydraulic power tongs. The utility model has the advantages of reasonable design, can lead to the elevator through elevator guider, can guarantee that the elevator becomes small at elevator center and well head center's deviation when being close oil pipe, the elevator of being convenient for docks with oil pipe.
Description
Technical Field
The utility model relates to an automatic well head device that repairs of oil belongs to automatic well equipment technical field that repairs of oil.
Background
At present, in the technical field of petroleum automatic well repairing equipment, part of equipment realizes automatic control of power (pneumatic and hydraulic) slips, hydraulic power tongs and elevators, and workers are released from manual labor with heavy well repairing operation. When the petroleum well repairing equipment works, the upper and lower working center positions of the elevator need to be overlapped with the power slips and the hydraulic power tongs, so that too large deviation cannot exist, and otherwise, the well repairing equipment cannot automatically run.
The elevator of the existing part of petroleum well repairing equipment adopts a derrick guiding mode to control the lower part position of the elevator, the derrick guiding is easily influenced by external environments such as wind power, foundation sinking and the like, the elevator cannot be controlled to be kept at a relatively fixed position, the inclination angle of the derrick for repairing each oil well is adjusted according to the actual situation of field operation, and the elevator guiding is adjusted accordingly. In conclusion, the guiding mode adopted by the elevator at present cannot ensure the smooth implementation of the automatic well repair.
Disclosure of Invention
To the above-mentioned defect that exists among the prior art, the utility model provides a new oil automation workover wellhead assembly can guarantee that the lower part position and the power slips of elevator, hydraulic power pincers central point of going forward put controllable relatively to guarantee the smooth implementation of automatic workover.
The utility model discloses a realize through following technical scheme: the utility model provides an automatic well head device that repairs of oil, includes well head operation platform, is provided with power slips, hydraulic power pincers on the well head operation platform, characterized by: the hydraulic power slip device comprises a wellhead operation platform, and is characterized in that a plurality of elevator guiding devices are fixedly arranged on the upper portion of the wellhead operation platform, the elevator guiding devices are arranged along the outer periphery of a power slip on the wellhead operation platform, each elevator guiding device comprises a supporting structure located on the lower portion and a guiding portion arranged on the upper portion of the supporting structure, the guiding portions incline outwards, all the guiding portions are uniformly arranged on the same circumference concentric with a wellhead, and the guiding portions are located above hydraulic power tongs.
The utility model discloses in, elevator guider is used for leading for the elevator of oil workover equipment, and the elevator outside of oil workover equipment is provided with can with the elevator direction of elevator guider complex inverted cone form. When the elevator descends to the position above the elevator guiding device at the wellhead, the elevator continuously descends to enter the elevator guiding device, the deviation between the center of the elevator and the center of the wellhead is reduced through the elevator guiding device, at the moment, because the elevator is matched with the elevator guiding device, the elevator is not easily influenced by external environmental factors such as wind power and the like, the center of the elevator can be kept consistent with the centers of the power slip and the hydraulic power tongs, and the smooth implementation of automatic well repair is ensured.
Furthermore, in order to ensure the guide fit with the elevator, the guide surface of the guide part is a plane or a conical cambered surface.
Furthermore, the elevator guiding devices are 3-6 arranged at intervals.
Furthermore, a wellhead operation platform height adjusting mechanism is arranged on the lower portion of the wellhead operation platform, so that the height of the wellhead operation platform can be adjusted conveniently.
The utility model has the advantages that: the utility model has the advantages of reasonable design, through set up elevator guider on well head operation platform upper portion, can guarantee that the elevator passes through elevator guider's effect when being close oil pipe for the deviation at elevator center and well head center diminishes, and the elevator and the butt joint of oil pipe of being convenient for, through elevator and elevator guider's mutually supporting simultaneously, the elevator is difficult for receiving the influence of external environment factors such as wind-force, can guarantee the smooth implementation of automatic well workover.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3, 4 and 5 are schematic views of the present invention in operation;
in the drawing, 1, a hydraulic power tong, 2, a hydraulic power tong guide mechanism, 3, a hydraulic power tong lifting mechanism, 4, an oil pipe, 5, an elevator guide device, 5-1, a support structure, 5-2, a guide part, 6, a power slip, 7, a wellhead operation platform, 8, a wellhead operation platform height adjusting mechanism, 9, a blowout preventer, 10, an elevator, 10-1, an elevator guide part, 11 and an oil pipe taking and conveying pipe mechanism.
Detailed Description
The invention will now be further described by way of non-limiting examples in conjunction with the accompanying drawings in which:
as shown in the attached drawing, the automatic oil well repairing wellhead device comprises a wellhead operation platform 7, wherein a power slip 6, a hydraulic power clamp 1, a hydraulic power clamp guiding mechanism 2 and a hydraulic power clamp lifting mechanism 3 are arranged on the wellhead operation platform 7, the power slip 6 is arranged corresponding to a wellhead, and the lower part of the power slip 6 is connected with a blowout preventer 9. The hydraulic power tong 1 is arranged above the power slip 6, the hydraulic power tong 1 is connected with the hydraulic power tong lifting mechanism 3 and can lift through the hydraulic power tong lifting mechanism 3, and the hydraulic power tong 1 is guided by the hydraulic power tong guiding mechanism 2 when lifting. A plurality of elevator guiding devices 5 are fixedly arranged on the upper part of the wellhead operation platform 7, and the elevator guiding devices 5 are arranged along the outer periphery of a power slip 6 on the wellhead operation platform 7. The elevator guiding device 5 comprises a supporting structure 5-1 positioned at the lower part and a guiding part 5-2 fixedly arranged at the upper part of the supporting structure 5-1, the guiding part 5-2 inclines outwards, the guiding parts 5-2 of all the elevator guiding devices 5 are all arranged on the same circumference concentric with a well mouth, and the guiding part 5-2 is positioned above the hydraulic power tongs 1.
In order to ensure the cooperation with the elevator guide, in this embodiment, the guide surface of the guide portion is a plane or a conical arc surface.
In order to ensure the guiding function of the elevator guiding device 5 and facilitate the entrance and exit of the operator, it is preferable that the elevator guiding device 5 is provided with 3-6 at intervals. Through the clearance between the elevator guider 5, an operator can enter the interior to install and maintain the power slips, the hydraulic power tongs and the like.
In order to adjust the height of the wellhead operation platform 7 conveniently, a wellhead operation platform height adjusting mechanism 8 is arranged on the lower portion of the wellhead operation platform 7, and the wellhead operation platform height adjusting mechanism 8 can adopt a hydraulic cylinder and other mechanisms capable of adjusting the height.
The utility model provides a power slips 6, hydraulic power pincers 1, preventer 9 are prior art, and power slips 6 can be the pneumatic slip or the hydraulic slip among the prior art. The utility model discloses during operation and elevator 10 cooperation work of drifting machine, the elevator 10 outside of drifting machine is provided with the elevator direction 10-1 of inverted cone structure, and elevator direction 10-1 can cooperate with the guide part 5-2 of elevator guider 5 on well head operation platform 7.
The following further description of the oil well wellhead assembly by way of a specific description of its actions: tubing from the well:
1. starting the oil pipe lifting state of each component:
1) Power slip 6 closed (locking oil pipe)
2) The hydraulic power tong 1 is in the lowest position
3) The elevator 10 is open, above the tubing
4) The upper part of the oil pipe is at a designated position
2. The action process comprises the following steps:
the method comprises the following steps that an elevator 10 is opened, a drifting machine drives the elevator 10 to descend through a steel wire rope, due to the influence of external environment, a certain deviation exists between the center of the elevator and the center of a well head in the descending process of the elevator 10, the elevator 10 descends to the upper portion of a well head elevator guide device 5, the elevator 10 continuously descends and is guided through the elevator guide device 5, the deviation between the center of the elevator and the center of the well head is reduced to an allowable range, the elevator 10 descends to a specified position, the elevator 10 is closed, the drifting machine drives the elevator 10 to move upwards through the steel wire rope, meanwhile, a power slip 6 is opened, a hydraulic power clamp 1 is semi-closed, the elevator 10 drives an oil pipe to continuously move upwards, and an oil pipe coupling exposes to drive a hydraulic power clamp 1 to move upwards to the specified position to stop; the power slip 6 is closed, the oil pipe is locked, the hydraulic power tongs 1 are completely closed to disassemble the oil pipe, the oil pipe is completely opened and lowered to a set lowest position after the oil pipe is disassembled, the oil pipe taking and delivering mechanism 11 is in a vertical state to grasp and fix the oil pipe, the elevator 10 is opened to move upwards to be separated from the oil pipe, and the oil pipe taking and delivering mechanism 11 takes away the oil pipe; so far, the pipe lifting operation of one oil pipe is completed, the elevator 10 descends to prepare for taking off one oil pipe, and the pipe lifting operation of the oil pipe is completed in a reciprocating manner.
Feeding oil pipe into oil well:
1. starting the oil pipe descending state of each component:
1) Power slip 6 closed (locking oil pipe)
2) The hydraulic power tong 1 is in the uppermost opening state
3) The elevator 10 is open uppermost
4) The upper part of the well-lowered oil pipe is in a designated position
2. The action process is as follows:
the oil pipe taking and conveying mechanism 11 conveys an oil pipe to the upper part of the center of a well head, the elevator 10 (in an open state) descends, the oil pipe enters the elevator 10, the elevator 10 senses that the oil pipe enters a specified position and then is closed, the oil pipe taking and conveying mechanism 11 moves away, the elevator 10 drives the oil pipe to descend to the specified position, the hydraulic power tongs 1 are closed to screw the oil pipe and then are completely opened to descend to the lowest end position, the power slips 6 are opened, the elevator 10 drives the oil pipe to descend to a set position, the power slips 6 are closed, the elevator 10 is opened to ascend to the highest position, and the pipe laying operation of one oil pipe is completed; and (3) waiting for the oil pipe taking and conveying mechanism 11 to convey the oil pipe to the upper part of the center of the wellhead, and repeating the operation in such a way to complete the pipe laying operation of the oil pipe.
Other parts in this embodiment are the prior art, and are not described herein again.
Claims (4)
1. The utility model provides an automatic well head device that repairs of oil, includes well head operation platform, is provided with power slips, hydraulic power pincers on the well head operation platform, characterized by: the hydraulic power tong is characterized in that a plurality of elevator guiding devices are fixedly arranged on the upper portion of the wellhead operation platform, the elevator guiding devices are arranged along the outer periphery of a power slip on the wellhead operation platform, each elevator guiding device comprises a supporting structure located on the lower portion and a guiding portion arranged on the upper portion of the supporting structure, the guiding portions incline outwards, all the guiding portions are uniformly arranged on the same circumference concentric with the wellhead, and the guiding portions are located above the hydraulic power tongs.
2. An automated petroleum well workover wellhead assembly as claimed in claim 1, in which: the guide surface of the guide part is a plane or a conical cambered surface.
3. An oil automation workover wellhead assembly as claimed in claim 1 wherein: the elevator guiding devices are 3-6 arranged at intervals.
4. An automated oil well wellhead assembly according to claim 1, 2 or 3 wherein: and a wellhead operation platform height adjusting mechanism is arranged at the lower part of the wellhead operation platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222557204.8U CN218509438U (en) | 2022-09-27 | 2022-09-27 | Automatic well head device that repairs of oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222557204.8U CN218509438U (en) | 2022-09-27 | 2022-09-27 | Automatic well head device that repairs of oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218509438U true CN218509438U (en) | 2023-02-21 |
Family
ID=85213976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222557204.8U Active CN218509438U (en) | 2022-09-27 | 2022-09-27 | Automatic well head device that repairs of oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218509438U (en) |
-
2022
- 2022-09-27 CN CN202222557204.8U patent/CN218509438U/en active Active
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