CN216741416U - Quick plug valve mounting device for oil field workover treatment and workover treatment equipment - Google Patents
Quick plug valve mounting device for oil field workover treatment and workover treatment equipment Download PDFInfo
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- CN216741416U CN216741416U CN202221156331.0U CN202221156331U CN216741416U CN 216741416 U CN216741416 U CN 216741416U CN 202221156331 U CN202221156331 U CN 202221156331U CN 216741416 U CN216741416 U CN 216741416U
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Abstract
The utility model relates to a quick plug valve mounting device for oil field workover treatment and workover treatment equipment, and belongs to the technical field of workover treatment. The plug valve quick mounting device comprises a plug valve connecting structure, the plug valve connecting structure comprises a lifting mechanism, and the lower end of the lifting mechanism is connected with a plug end cover; the lower end of the cock end cover is connected with a cock outer cover, and the lower end of the cock outer cover is provided with a through hole capable of passing through the cock connector; a bearing end cover is arranged in the cock outer cover and is connected with the lifting mechanism; the lower part of the bearing end cover is provided with a bearing, a bearing shell is arranged outside the bearing, and the lower end of the bearing is connected with a spring; the lower end of the spring is connected with the upper end of the plug valve connecting body; the lower end of the plug valve connector is connected with the plug valve. The plug valve mounting device provided by the utility model can realize quick mounting of the plug valve.
Description
Technical Field
The utility model belongs to the technical field of workover treatment, and particularly relates to a quick plug valve mounting device for oilfield workover treatment and workover treatment equipment.
Background
In the process of oil field well repair operation, an oil pipe plug valve is required to be installed to ensure that no blowout accident occurs. However, due to the reasons of formation pressure, blowout and the like, no matter manual operation, mechanical operation or automatic operation, when the plug valve is installed, the problems of shaking, inclination and the like of the plug valve exist, the plug valve needs to be continuously adjusted during installation, the problems of long time, large labor force and the like during installation of the plug valve are finally caused, the optimal blowout prevention time is delayed, blowout rescue work cannot be better implemented, and particularly in the operation process of automatic equipment, single-shift personnel are fewer, and the well control blowout rescue work is not facilitated.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a quick plug valve mounting device for oil field workover treatment and workover treatment equipment, which can realize quick mounting of a plug valve and achieve the effect of quick blowout control.
The utility model provides a plug valve quick mounting device for oilfield workover treatment, which comprises a plug valve connecting mechanism, wherein the plug valve connecting mechanism comprises a lifting mechanism, and the lower end of the lifting mechanism is connected with a plug valve end cover; the lower end of the cock end cover is connected with a cock outer cover, and the lower end of the cock outer cover is provided with a through hole capable of passing through the cock connector; a bearing end cover is arranged in the cock outer cover and is connected with the lifting mechanism; the lower part of the bearing end cover is provided with a bearing, a bearing shell is arranged outside the bearing, and the lower end of the bearing is connected with a spring; the lower end of the spring is connected with the upper end of the plug valve connecting body; the lower end of the plug valve connector is connected with the plug valve.
Preferably, a conical surface centering mechanism is arranged at the through hole at the bottom of the cock outer cover.
Preferably, the plug end cover and the bearing end cover are connected with the lifting mechanism through a connecting shaft; the bearing end cover is connected with the bearing shell through screws.
Preferably, the number of the bearings is 2.
Preferably, the plug valve and the plug valve connecting body are connected through buckling.
Preferably, the plug valve mounting device further comprises a moving mechanism and a positioning mechanism; the moving mechanism is connected with the lifting mechanism.
Preferably, the lifting mechanism comprises a hydraulic cylinder and a fixed plate, and the fixed plate is fixedly connected with the moving mechanism.
Preferably, the moving mechanism includes a rotating mechanism and a telescoping mechanism.
Preferably, the positioning mechanism is mechanical or inductive.
The utility model also provides workover equipment which comprises the plug valve quick mounting device in any scheme.
The utility model achieves the following technical effects:
according to the oil pipe plug valve mounting structure, due to the arrangement of the spring, when the oil pipe plug valve is mounted, a certain gap can be reserved between the plug outer cover and the plug valve connecting body, the phenomenon that the plug valve connecting body rotates along with the plug outer cover to collide when the plug is unscrewed is avoided, the stability is improved, and the mounting speed is further increased. And the spring is arranged, so that the force of the upward spraying of the well fluid can be balanced in the descending process of the lifting mechanism and the installation process of the plug valve, and the installation is more convenient. The independent rotating mechanism is formed by arranging the bearing end cover, the bearing and the bearing shell, so that the spring can rotate along with the rotation of the plug valve when the plug valve is installed, and the problem of screwing force of the spring is avoided; on the other hand, when the plug valve is installed, the lifting mechanism can be in a standing state, only the independent rotating mechanism is rotated, shaking and tilting in the installation process are avoided, and then the plug valve can be installed quickly.
Further, a conical surface centering mechanism is arranged in the through hole at the bottom of the plug outer cover. Through setting up conical surface centering mechanism, guaranteed that plug valve connector and cock dustcoat are in concentric state all the time, and then make in rotatory in-process plug valve can be steady get into oil pipe, the skew phenomenon does not take place, further accelerates the installation rate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
FIG. 1 is a schematic view of the connection of the plug valve coupling mechanism of the present invention;
FIG. 2 is an enlarged schematic view of 12 of FIG. 1;
FIG. 3 is a schematic view of a plug valve mounting assembly of the present invention;
the hydraulic cylinder is 1-hydraulic cylinder, 2-fixing plate, 3-hydraulic cylinder rod, 4-cock end cover, 5-cock outer cover, 6-cock connector, 7-cock, 8-bearing end cover, 9-bearing, 10-bearing shell, 11-spring, 12-cock connector, 13-cone centering mechanism, 14-connecting shaft, 15-lifting mechanism, 16-positioning mechanism, 17-rotating mechanism, 18-telescoping mechanism and 19-screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a quick plug valve mounting device for oilfield workover treatment, comprising a plug valve connecting mechanism 12, wherein the plug valve connecting mechanism 12 comprises a lifting mechanism 15, and the lower end of the lifting mechanism 15 is connected with a plug end cover 4; the lower end of the cock end cover 4 is connected with a cock outer cover 5, and the lower end of the cock outer cover 5 is provided with a through hole capable of passing through the cock connector 6; a bearing end cover 8 is arranged inside the cock outer cover 5, and the bearing end cover 8 is connected with a lifting mechanism 15; a bearing 9 is arranged at the lower part of the bearing end cover 8, a bearing shell 10 is arranged outside the bearing 9, and a spring 11 is connected to the lower end of the bearing 9; the lower end of the spring 11 is connected with the upper end of the plug valve connecting body 6; the lower end of the plug valve connecting body 6 is connected with a plug valve 7.
In the utility model, when the oil pipe plug valve is installed, the anti-blowout short section in the plug valve 7 is firstly pressed into an oil pipe coupling by the lifting mechanism 15, the lifting mechanism 15 is continuously pressed down, so that the plug housing 5 is connected with the bearing housing 10 and is continuously pressed down, the spring 11 is compressed, the plug housing 5 is descended, the plug connector 6 is separated from the plug housing 5, a certain gap is ensured between the plug housing 5 and the plug connector 6, the phenomenon that the plug connector 6 rotates with the plug housing 5 and collides when the plug is unscrewed is avoided, and the stability is improved. And the spring 11 can balance the force of the upward blowout of the well fluid in the descending process of the lifting mechanism 15 and the installation process of the plug valve 7, so that the installation is more convenient. By arranging the bearing end cover 8, the bearing 9 and the bearing shell 10 to form an independent rotating structure, on one hand, the spring 11 can rotate along with the installation of the plug valve 7, and the problem of twisting of the spring 11 is avoided; on the other hand, when the plug valve 7 is installed, the lifting mechanism 15 can be in a standing state, only the bearing end cover 8, the bearing 9 and the bearing shell 10 are rotated, shaking and inclination in the installation process are avoided, and then the plug valve can be installed quickly.
In the present invention, further, a cone centering mechanism 13 is provided in the through hole at the bottom of the cock housing 5. Through setting up conical surface centering mechanism 13, guaranteed that plug valve connector 6 and cock dustcoat 5 are in concentric state all the time, and then make in rotatory in-process plug valve 7 can be steady get into oil pipe, the skew phenomenon does not take place, further accelerates the installation rate.
In the utility model, further, the plug end cover 4 and the bearing end cover 8 are respectively connected with a lifting mechanism 15 through a connecting shaft 14; the bearing end cover 8 is connected with the bearing housing 10 through screws 19. Specifically, the upper end of the connecting shaft 14 is connected with the hydraulic cylinder rod 3 of the lifting mechanism through an internal thread, and is connected with the plug end cover 4 and the bearing end cover 8 through an external thread of the connecting shaft 14.
In the utility model, further, the number of the bearings 9 is 2, and the arrangement can further ensure that the lifting mechanism 15 is in a static state when the plug valve 7 is installed.
In the utility model, further, the plug valve 7 and the plug valve connecting body 6 are connected through buckling.
In the utility model, further, the plug valve mounting device further comprises a moving mechanism and a positioning mechanism 16, wherein the moving mechanism is connected with the lifting mechanism 15. In the utility model, the lifting mechanism 15 is connected with the moving mechanism, so that the lifting mechanism 15 can freely move, and the positioning mechanism 16 is arranged, so that the blowout prevention short section in the plug valve 7 can automatically align to the center of a wellhead, the lifting mechanism 15 is favorable for buckling the plug valve 7 with an oil pipe coupling, and the plug valve 7 is connected on an oil pipe.
In the present invention, further, the lifting mechanism 15 includes a hydraulic cylinder 1 and a fixed plate 2, and the fixed plate 2 is fixedly connected to the moving mechanism. In the utility model, the fixed plate 2 is arranged, so that the hydraulic cylinder 1 can be conveniently connected with the moving mechanism.
In the present invention, further, the moving mechanism includes a rotating mechanism 17 and a telescopic mechanism 18. In the utility model, the movement can be more conveniently carried out through the arrangement.
In the present invention, the positioning mechanism 16 is further a mechanical type or an inductive type.
The utility model also provides workover equipment which comprises the plug valve quick mounting device in any scheme.
Claims (10)
1. A plug valve quick mounting device for oilfield workover treatment comprises a plug valve connecting mechanism, and is characterized in that the plug valve connecting mechanism comprises a lifting mechanism, and the lower end of the lifting mechanism is connected with a plug valve end cover; the lower end of the cock end cover is connected with a cock outer cover, and the lower end of the cock outer cover is provided with a through hole capable of passing through the cock connector; a bearing end cover is arranged in the cock outer cover and is connected with the lifting mechanism; the lower part of the bearing end cover is provided with a bearing, a bearing shell is arranged outside the bearing, and the lower end of the bearing is connected with a spring; the lower end of the spring is connected with the upper end of the plug valve connecting body; the lower end of the plug valve connector is connected with the plug valve.
2. The quick installation device of a plug valve for oilfield workover treatment according to claim 1, wherein a conical surface centering mechanism is arranged at the through hole at the bottom of the plug housing.
3. The plug valve quick mounting device for the oilfield workover treatment according to claim 1, wherein the plug end cover and the bearing end cover are connected with the lifting mechanism through connecting shafts; the bearing end cover is connected with the bearing shell through screws.
4. The plug valve quick installation device for the oilfield workover treatment according to claim 1, wherein the number of the bearings is 2.
5. The quick plug valve mounting device for the oilfield workover treatment according to claim 1, wherein the plug valve and the plug valve connector are connected through a butt joint.
6. The plug valve quick installation device for the oilfield workover treatment according to claim 1, further comprising a moving mechanism and a positioning mechanism; the moving mechanism is connected with the lifting mechanism.
7. The quick mounting device of the plug valve for the oilfield workover treatment according to claim 6, wherein the lifting mechanism comprises a hydraulic cylinder and a fixed plate, and the fixed plate is fixedly connected with the moving mechanism.
8. The plug valve quick installation device for the oilfield workover treatment according to claim 6, wherein the moving mechanism comprises a rotating mechanism and a telescopic mechanism.
9. The plug valve quick installation device for oilfield workover operations of claim 6, wherein the positioning mechanism is mechanical or inductive.
10. A workover treatment device is characterized by comprising the plug valve quick installation device for the oilfield workover treatment according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221156331.0U CN216741416U (en) | 2022-05-16 | 2022-05-16 | Quick plug valve mounting device for oil field workover treatment and workover treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221156331.0U CN216741416U (en) | 2022-05-16 | 2022-05-16 | Quick plug valve mounting device for oil field workover treatment and workover treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216741416U true CN216741416U (en) | 2022-06-14 |
Family
ID=81921503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221156331.0U Active CN216741416U (en) | 2022-05-16 | 2022-05-16 | Quick plug valve mounting device for oil field workover treatment and workover treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216741416U (en) |
-
2022
- 2022-05-16 CN CN202221156331.0U patent/CN216741416U/en active Active
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