CN216830652U - Blowout preventer side door opening device for workover treatment - Google Patents
Blowout preventer side door opening device for workover treatment Download PDFInfo
- Publication number
- CN216830652U CN216830652U CN202123367487.1U CN202123367487U CN216830652U CN 216830652 U CN216830652 U CN 216830652U CN 202123367487 U CN202123367487 U CN 202123367487U CN 216830652 U CN216830652 U CN 216830652U
- Authority
- CN
- China
- Prior art keywords
- blowout preventer
- side door
- fixed
- hydraulic cylinder
- door opening
- 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.)
- Active
Links
Images
Landscapes
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The utility model discloses a blowout preventer side door opening device for workover treatment, which comprises a drawing hydraulic cylinder, a platform or a bracket, a fixed turntable at one end and a fixed side door dismounting frame at the other end; the drawing hydraulic cylinder and the blowout preventer fixing cylinder are fixed in a side door dismounting frame, and a dismounting frame lifting hydraulic cylinder is fixed between the platform or the support and the side door dismounting frame; the blowout preventer can be fixed in the rotary table, and the rotary table can be fixed by a rotary table fixing rod; the drawing hydraulic cylinder and the dismounting frame lifting hydraulic cylinder are both connected with a hydraulic station or a hydraulic pump through hydraulic pipelines. The opening device of the side door of the blowout preventer is in a hydraulic stretching type, the side door of the blowout preventer is opened, the flashboard assembly in the blowout preventer is taken out, and the device is leaned on the opening device, so that the working pressure and the lifting height of the device can be adjusted according to the field situation. Use the utility model discloses labour saving and time saving in maintenance work has both alleviateed workman's intensity of labour and has improved work efficiency again, has apparent result of use.
Description
Technical Field
The utility model relates to an opening device of workover blowout preventer for the oil industry, especially a blowout preventer side door opening device for workover.
Background
In the underground operation construction, in order to prevent the occurrence of well kick and blowout accidents, a manual blowout preventer must be installed in the underground operation process of each well to ensure the construction safety. With the repeated use and the prolonged service life of the blowout preventer, the damage of all parts in the blowout preventer, particularly the damage of a flashboard rubber core and a rubber sealing ring in a flashboard assembly is more common, and in the operation and construction, the conditions of the damage of the flashboard rubber core and the deformation of the flashboard of the blowout preventer are inevitable, and various parts are required to be replaced in each maintenance.
And if the ram assembly in the blowout preventer is taken out, a side door of the blowout preventer needs to be opened, the side door of the blowout preventer is rusted and adhered to a blowout preventer body due to repeated use of the blowout preventer, and the ram in the ram assembly deforms and is difficult to open.
Under the condition that no special maintenance platform exists, workers can only carry out maintenance work on the ground and can disassemble and assemble the platform by using simple tools completely by manpower. When the blowout preventer is maintained in the current production site, a pneumatic wrench is generally used for disassembling connecting bolts of the side door of the blowout preventer, a screwdriver or a crow bar is inserted between the side door of the blowout preventer and a blowout preventer body, two workers stand on two sides of the side door of the blowout preventer and make the side door of the blowout preventer upwarp forcefully, and the side door of the blowout preventer is very difficult to disassemble due to abrasion and deformation of a flashboard assembly in a flashboard cavity of the blowout preventer. Opening one side door of the blowout preventer requires a long time, which brings great inconvenience to production and maintenance.
The problems also result in high labor intensity of workers, poor working environment, easy occurrence of safety accidents, high working danger and low maintenance efficiency.
In order to solve the above problems, field workers do many jobs and achieve certain results, and through search, the following related technologies are available: in order to solve the above problems, field workers do many jobs and achieve certain results, and through search, the following related technologies are available: 1. CN209793598U, a be used for preventer side door opening device, the utility model discloses a be used for preventer side door opening device can be used to open rotatory side door flashboard preventer side door. It is characterized by comprising: the support is connected with the rotating platform and the long upright post; the pull rod is connected with two lantern rings, one of the two lantern rings is matched with a side door end cover of the blowout preventer, and the other one of the two lantern rings is matched with the long upright post; a clamping jaw and a limiting column are lapped on the rotary platform; the vibrating device is carried on the mechanical arm and acts on a side door of the blowout preventer; the rotary platform rotates and the vibrating device works at the same time, so that the effect of opening the side door is achieved.
This device can realize opening of rotatory side door flashboard preventer side door, has practiced thrift the manpower, and the destruction to the preventer when having significantly reduced open preventer side door has great meaning to the maintenance of preventer.
However, the above-described utility model is directed to only the blowout preventer for drilling, and is directed to the side door of the blowout preventer for opening the swing side door ram, and cannot be used for opening the side door of the blowout preventer for minor repair.
2. CN 104827274A a side door opening device of a ram blowout preventer, which comprises a movable guide support, a height adjusting unit, a side door opening unit and a power unit, and is characterized in that the movable guide support is provided with universal wheels, so that the working position can be conveniently moved and adjusted, and the movable guide support and the ram blowout preventer are mutually fixed through an upper connecting plate and a lower connecting plate; the height adjusting unit is positioned at the top of the movable guide bracket, and the height of the side door opening unit is adjusted by the motor driving roller and the steel wire rope; the side door opening unit can move up and down along the guide post of the movable guide support, and the side door of the ram blowout preventer can be opened through the telescopic action of the large hydraulic cylinder and the small hydraulic cylinder; the power unit provides power for the large hydraulic cylinder, the small hydraulic cylinder and the motor. The device is simple to operate, operates steadily and reliably, can open the side door of various ram blowout preventers, reduces labor intensity, and improves safety guarantee and work efficiency.
The side door opening device of the ram blowout preventer is also used for opening a hydraulic blowout preventer, is a tool device which is used aiming at the situation that the gap between a side door and a shell is too tight and cannot be separated, and the blowout preventer used for minor repair operation only needs to rotate a lead screw to separate the side door from the shell into a gap, has different opening modes and does not need to use the device.
Therefore, a side door opening device of a blowout preventer for well repair operation is urgently needed to meet the maintenance work of the blowout preventer.
Disclosure of Invention
The utility model aims at providing a workover is with preventer side door opening device changes the dismantlement mode to the preventer side door at present, especially solves the preventer flashboard and warp the problem of opening of the difficult preventer side door that takes out of damage. The labor intensity of workers is reduced, the maintenance efficiency of the blowout preventer for well repair is improved, the risk factors in the maintenance process are reduced, and the production safety is ensured.
The technical scheme of the utility model: the utility model provides a blowout preventer side door opening device for workover includes draws the pneumatic cylinder, wherein: a turntable is fixed at one end of the platform or the bracket, and a side door dismounting frame is fixed at the other end of the platform or the bracket; the drawing hydraulic cylinder and the blowout preventer fixing cylinder are fixed in a side door dismounting frame; the disassembly frame lifting hydraulic cylinder is fixed between the platform or the bracket and the side door disassembly frame; the blowout preventer can be fixed in the rotary table, and the rotary table can be fixed by a rotary table fixing rod; the drawing hydraulic cylinder and the dismounting frame lifting hydraulic cylinder are both connected with a hydraulic station or a hydraulic pump through hydraulic pipelines.
Preferably, the carousel is including rotating the disk body, motionless disk body and fixed pin, the fixed pin is established in the upper portion disk body that rotates the disk body, rotates the disk body and installs on the upper portion of motionless disk body and is equipped with the bearing between rotating the disk body and motionless disk body.
Preferably, the fixed pins are provided with two and the outer diameter is smaller than the inner diameter of the bottom pin hole of the blowout preventer.
Preferably, the bottom of the fixed disc body is a base plate, and the fixed disc body can be welded with the platform or the bracket through the base plate or directly welded with the lower end of the fixed disc body.
Preferably, the turntable fixing rod is a threaded rod, one end of the turntable fixing rod is provided with a rotating handle, the turntable fixing rod is installed in a supporting plate with a threaded hole, and the supporting plate is welded on the platform or the support and is located on the outer side of the turntable.
Preferably, the side door dismounting frame is a right-angle-shaped support and is provided with a reinforcing plate between the transverse plate and the vertical plate, the blowout preventer fixing barrel and the drawing hydraulic cylinder are both fixed in the vertical plate, and the blowout preventer fixing barrel is fixed above the drawing hydraulic cylinder.
Preferably, the blowout preventer fixing barrel comprises a fixing barrel body, a threaded sleeve and an adjusting rocking handle, the threaded sleeve is fixed on the side door dismounting frame, and the fixing barrel body is connected with the adjusting rocking handle arranged in the threaded sleeve.
Preferably, a support rod can be inserted into the fixed cylinder body of the fixed cylinder of the blowout preventer, and the outer diameter of the support rod is smaller than the distance between the upper flange plate of the blowout preventer and the body of the blowout preventer.
Preferably, a pulling rod is fixed at the front end of a piston rod of the pulling hydraulic cylinder, pulling claws provided with claw hooks and pulling plates are installed through the pulling rod, the claw hooks are welded at the front end of the pulling plates, insertion grooves are formed in plate bodies at the rear parts of the pulling plates, and the pulling claws and the insertion grooves at the rear parts of the pulling plates can be inserted into two sides of the pulling rod.
Preferably, two drawing pressure regulating valves are arranged in the drawing hydraulic cylinder; the drawing pressure regulating valve is connected with the hydraulic station or the hydraulic pump through a hydraulic pipeline; the drawing pressure regulating valve is an electromagnetic valve.
The utility model discloses a show the result of use and lie in:
the rotary table is fixed at one end of the platform or the support, the side door dismounting frame is fixed at the other end of the platform or the support, when the side door of the blowout preventer is opened through the platform or the support, maintenance personnel do not need to bend down frequently and squat down, the maintenance task can be completed quickly and efficiently by the maintenance personnel, and the blowout preventer is particularly suitable for maintenance of the blowout preventer for well repair operation.
The concrete advantages are as follows:
the opening device of the side door of the blowout preventer is in a hydraulic stretching type, the side door of the blowout preventer is opened, the flashboard assembly in the blowout preventer is taken out, and the working pressure and the lifting height of the device can be adjusted according to the field condition.
During the use, will draw the claw to hook respectively in preventer side door both sides, use the remote controller control to draw the flexible of hydraulic piston rod, under hydraulic pressure effect, draw the claw and easily drag out preventer side door and flashboard assembly, changed the dismantlement mode to the preventer side door at present, alleviateed workman's intensity of labour by a wide margin.
The rotary table arranged in the blowout preventer side door opening device can freely rotate for 360 degrees, the rotary table has bearing capacity and rotates by taking a fixed table body as a center, the blowout preventer is placed on the rotary table, two fixing pins are symmetrically arranged on the upper portion of the rotary table, and pin holes in the bottom of the blowout preventer are aligned to the fixing pins to be stably seated and fixed.
The rotary table can be locked by the rotary table fixing rod when the fastening bolt of the side door of the blowout preventer is repaired and disassembled. When the blowout preventer needs to be rotated, the rotating disc fixing rod is loosened, the blowout preventer can be rotated to a required position, the rotating disc fixing rod is locked again, the rotating disc can be fixed, and bolts on the side door of the blowout preventer continue to be detached.
After the rotary table is used, the maintained blowout preventer can rotate 360 degrees, the rotary table is convenient and practical, workers do not need to go around the blowout preventer and move the heavy blowout preventer to consume physical power, and the labor intensity of workers is greatly reduced.
In addition to the device fixed on the platform or the support, tools such as a pressure clamp, a bench vice and the like can be fixed on the platform or the support and can be used for dismantling or placing parts such as fixing screws, a flashboard sealing element and the like in a flashboard assembly and a side door of a blowout preventer; and common tools can be placed and replaced by new parts for storage, so that the working environment is clean and attractive.
To sum up, use the utility model discloses labour saving and time saving in maintenance work has both alleviateed workman's intensity of labour and has improved work efficiency again, has apparent result of use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the turntable in fig. 1.
Fig. 3 is a schematic structural view of the pull claw in fig. 1.
In the figure: the device comprises a rotary table 1, a rotary table body 11, a fixed table body 12, a base plate 13, a rotary table fixing rod 2, a fixing pin 3, a blowout preventer fixing barrel 4, a pulling claw 5, a pulling plate 51, a claw hook 52, a side door dismounting frame 6, an adjusting rocking handle 7, a pulling pressure adjusting valve 8, a pulling hydraulic cylinder 9, a pulling rod 91, a pulling hydraulic cylinder piston rod 92, a dismounting frame lifting hydraulic cylinder 10, a hydraulic station or hydraulic pump 14 and a platform or support 15.
Detailed Description
The drawings are for reference and illustration purposes only and are not intended to limit the scope of the present disclosure. The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 3, a blowout preventer side door opening apparatus for workover operations includes a drawing hydraulic cylinder 9, in which:
a turntable 1 is fixed at one end of the upper surface of the platform or the bracket 15, and a side door dismounting frame 6 is fixed at the other end of the upper surface of the platform or the bracket;
the drawing hydraulic cylinder 9 and the blowout preventer fixing barrel 4 are fixed in the side door dismounting frame 6;
the disassembly frame lifting hydraulic cylinder 10 is fixed between the platform or the bracket 15 and the side door disassembly frame 6;
the blowout preventer can be fixed in the rotary table 1, and the rotary table 1 can be fixed by a rotary table fixing rod 2;
the drawing hydraulic cylinder 9 and the dismounting frame lifting hydraulic cylinder 10 are both connected with a hydraulic station or a hydraulic pump 14 through hydraulic pipelines.
The side door opening device of the blowout preventer is fixed on a platform or a bracket 15, and a hydraulic station or a hydraulic pump 14 and a tool box can be arranged below the platform or the bracket 15. The rotary table 1 and the side door dismounting frame 6 are arranged in the blowout preventer side door opening device, the blowout preventer fixing barrel 4 and the drawing hydraulic cylinder 9 are arranged in the side door dismounting frame 6, the dismounting frame lifting hydraulic cylinder 10 can enable the side door dismounting frame 6 to lift according to the height of the blowout preventer, the blowout preventer fixing barrel 4 can tightly push the blowout preventer, and then the four blowout preventer side doors on the two sides of the blowout preventer can be drawn by the drawing hydraulic cylinder 9.
The utility model provides a carousel 1 has made things convenient for the adjustment of the fixed back direction of preventer, can conveniently through rotating the direction orientation maintenance personal or drawing pneumatic cylinder 9 of disk body 11 with the preventer side door, and the back has been transferred to the direction when the preventer side door, and the carousel 1 that has fixed the preventer can be tightly fixed by 2 tops of carousel dead lever again.
The blowout preventer side door opening device is fixed on the platform or the bracket 15, the height of the necessary maintenance device of the blowout preventer is increased, the maintenance worker can be prevented from bending down for maintenance, the worker can operate the drawing hydraulic cylinder 9 through the remote controller, the maintenance is convenient, and the labor intensity of the worker is greatly reduced.
On the basis of the first embodiment, the utility model discloses still have following embodiment:
the turntable 1 comprises a rotating turntable body 11, an immovable turntable body 12 and a fixing pin 3, wherein the fixing pin 3 is arranged in an upper turntable body of the rotating turntable body 11, the rotating turntable body 11 is arranged on the upper part of the immovable turntable body 12, a bearing is arranged between the rotating turntable body 11 and the immovable turntable body 12, and the rotating turntable body 11 can smoothly rotate outside the immovable turntable body 12.
The fixed pin 3 is provided with two inner diameters, the outer diameters of the two inner diameters are smaller than the inner diameter of a pin hole at the bottom of the blowout preventer, and the blowout preventer can be smoothly inserted into the rotary table 1.
The bottom of the fixed disk body 12 is a base plate 13, and the fixed disk body 12 can be welded with a platform or a bracket 15 through the base plate 13 or the lower end of the fixed disk body 12 is directly welded with the platform or the bracket 15.
The turntable fixing rod 2 is a threaded rod, one end of the turntable fixing rod is provided with a rotating handle, the turntable fixing rod 2 is installed in a supporting plate with a threaded hole, and the supporting plate is welded on the platform or the support 15 and is located on the outer side of the turntable 1. The rotary table fixing rod 2 is rotated through the rotary handle to be tightly propped against the outer side of the rotary table body 11, so that the rotary table 1 can be fixed, at the moment, the blowout preventer can be hung on the rotary table 1 through a crane, and the fixing pin 3 is inserted into a pin hole at the bottom of the blowout preventer. The position of the rotary table 1 can be adjusted at will by loosening the rotary table fixing rod 2, so that the side door of the blowout preventer fixed in the rotary table can be turned to a required position.
The side door dismounting frame 6 is a right-angle-shaped support and is provided with a reinforcing plate between a transverse plate and a vertical plate, the blowout preventer fixing barrel 4 and the drawing hydraulic cylinder 9 are both fixed in the vertical plate, and the blowout preventer fixing barrel 4 is fixed above the drawing hydraulic cylinder 9.
The blowout preventer fixing barrel 4 comprises a fixing barrel body, a threaded sleeve and an adjusting rocking handle 7, the threaded sleeve is fixed on the side door dismounting frame 6, and the fixing barrel body is connected with the adjusting rocking handle 7 installed in the threaded sleeve. The fixed cylinder body can move forwards and backwards towards the blowout preventer by rotating the adjusting crank 7, and the forward movement can be abutted against the outer side of the blowout preventer body, so that the working stability of the drawing hydraulic cylinder 9 is improved.
Referring to fig. 1 and 3, a support rod can be inserted into the fixed cylinder body of the fixed cylinder 4 of the blowout preventer, and the outer diameter of the support rod is smaller than the distance between the upper flange of the blowout preventer and the body of the blowout preventer. The use of the supporting rod makes the adjustment of the blowout preventer fixing barrel 4 more convenient on one hand, and on the other hand, the supporting rod is inserted in a small diameter position between the upper flange plate of the blowout preventer and the blowout preventer body, so that the fixation of the blowout preventer is more stable.
The front end of a piston rod 92 of the drawing hydraulic cylinder 9 is fixed with a drawing rod 91, a drawing claw 5 provided with a claw hook 52 and a drawing plate 51 is arranged in the drawing rod 91, the claw hook 52 is welded at the front end of the drawing plate 51, a rear plate body is provided with an insertion groove, and the insertion groove and the drawing claw 5 at the rear part of the drawing plate 51 can be inserted at two sides of the drawing rod 91. And (3) rotating a connecting shaft of the side door of the blowout preventer by using a tool to enable a gap to be formed between the side door of the blowout preventer and the blowout preventer body, and inserting the pull claw 5 into two sides of the pull rod 91 through an insertion groove in the rear part of the pull plate 51 after inserting the pull claw 5.
Two drawing pressure regulating valves 8 are arranged in the drawing hydraulic cylinder 9, and the drawing pressure regulating valves 8 are connected with a hydraulic station or a hydraulic pump 14 through hydraulic pipelines; the drawing pressure regulating valve 8 is an electromagnetic valve, is convenient to use, and an operator can hold a remote controller by hand to regulate the drawing pressure of the side door of the blowout preventer.
The side door of the blowout preventer can be rusted, adhered and fastened with the blowout preventer body after long-term use. When the side door of the blowout preventer is disassembled, the height of the drawing hydraulic cylinder 9 and the height of the side door of the blowout preventer can be adjusted through the disassembling frame lifting hydraulic cylinder 10 to correspond to each other; the connecting shaft of the side door of the blowout preventer is rotated by using a tool, so that a gap appears between the side door of the blowout preventer and the blowout preventer body, the adjusting rocking handle 7 is rotated to adjust the distance between the fixed barrel 4 of the blowout preventer and the blowout preventer body, the supporting rod is inserted into the fixed barrel 4 of the blowout preventer and is tightly propped against the small diameter of the blowout preventer body, and the side door dismounting frame 6 is fixed with the blowout preventer body.
The claw hook 52 of the pulling claw 5 is inserted into a gap between the side door of the blowout preventer and the body of the blowout preventer, then the pulling claw 5 is inserted into two sides of the pulling rod 91, and the side door of the blowout preventer is pulled out of the body of the blowout preventer through the pulling hydraulic cylinder 9.
The drawing pressure regulating valve 8 is regulated by a remote controller to reach the required drawing pressure.
The embodiments described above are merely exemplary embodiments, but the present invention is not limited to these embodiments, and those skilled in the art can make modifications without departing from the spirit and teaching of the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and modifications can be made, and equivalents can be substituted for elements thereof. Any modification, equivalent replacement, improvement and the like made within the spirit and the concept of the present invention should be included in the protection scope of the present invention. The scope of protection is therefore not limited to the description above.
Claims (10)
1. The utility model provides a blowout preventer side door opening device for workover, includes draws the pneumatic cylinder, characterized by: a turntable is fixed at one end of the platform or the bracket, and a side door dismounting frame is fixed at the other end of the platform or the bracket; the drawing hydraulic cylinder and the blowout preventer fixing cylinder are fixed in a side door dismounting frame; the disassembly frame lifting hydraulic cylinder is fixed between the platform or the bracket and the side door disassembly frame; the blowout preventer can be fixed in the rotary table, and the rotary table can be fixed by a rotary table fixing rod; the drawing hydraulic cylinder and the dismounting frame lifting hydraulic cylinder are both connected with a hydraulic station or a hydraulic pump through hydraulic pipelines.
2. The blowout preventer side door opening apparatus for workover treatment according to claim 1, wherein the turntable comprises a rotatable tray body, a stationary tray body, and a fixing pin provided in an upper tray body of the rotatable tray body, the rotatable tray body is installed on an upper portion of the stationary tray body, and a bearing is provided between the rotatable tray body and the stationary tray body.
3. The blowout preventer side door opening apparatus for workover operations of claim 2, wherein the fixing pin has two and an outer diameter smaller than an inner diameter of the bottom pin hole of the blowout preventer.
4. The blowout preventer side door opening device for workover treatment according to claim 2, wherein the bottom of the fixed disk body is a chassis, and the fixed disk body can be welded with the platform or the bracket through the chassis or directly welded with the lower end of the fixed disk body.
5. The blowout preventer side door opening apparatus for workover operations of claim 1, wherein the turntable fixing rod is a threaded rod and has a rotating handle at one end, the turntable fixing rod is installed in a support plate having a threaded hole, and the support plate is welded on the platform or the bracket and is located outside the turntable.
6. The blowout preventer side door opening device for workover treatment according to claim 1, wherein the side door removing frame is a right-angle shaped frame and a reinforcing plate is arranged between the transverse plate and the vertical plate, the blowout preventer fixing cylinder and the drawing hydraulic cylinder are both fixed in the vertical plate, and the blowout preventer fixing cylinder is fixed above the drawing hydraulic cylinder.
7. The blowout preventer side door opening device for workover treatment according to claim 1 or 6, wherein the blowout preventer fixing barrel comprises a fixing barrel body, a threaded sleeve and an adjusting rocking handle, the threaded sleeve is fixed on the side door dismounting frame, and the fixing barrel body is connected with the adjusting rocking handle arranged in the threaded sleeve.
8. The blowout preventer side door opening device for workover treatment according to claim 7, wherein a support rod can be inserted into the fixed cylinder of the blowout preventer fixed cylinder, and the outer diameter of the support rod is smaller than the distance between the upper flange of the blowout preventer and the blowout preventer body.
9. A blowout preventer side door opening device according to claim 1 or 6, wherein a pull rod is fixed to a front end of a piston rod of the pull cylinder and a pull claw provided with a claw hook and a pull plate is fitted through the pull rod, the claw hook is welded to a front end of the pull plate, a mounting groove is provided in a rear plate body, and the pull claw can be mounted on both sides of the pull rod through the mounting groove and the pull claw in the rear of the pull plate.
10. The blowout preventer side door opening apparatus for workover operations according to claim 9, wherein the drawing hydraulic cylinder is provided with two drawing pressure regulating valves; the drawing pressure regulating valve is connected with the hydraulic station or the hydraulic pump through a hydraulic pipeline; the drawing pressure regulating valve is an electromagnetic valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367487.1U CN216830652U (en) | 2021-12-30 | 2021-12-30 | Blowout preventer side door opening device for workover treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123367487.1U CN216830652U (en) | 2021-12-30 | 2021-12-30 | Blowout preventer side door opening device for workover treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216830652U true CN216830652U (en) | 2022-06-28 |
Family
ID=82113164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123367487.1U Active CN216830652U (en) | 2021-12-30 | 2021-12-30 | Blowout preventer side door opening device for workover treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216830652U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115401442A (en) * | 2022-08-18 | 2022-11-29 | 深圳市上尊科技有限公司 | Failure analysis dismounting device of optical module |
| CN117655990A (en) * | 2024-01-31 | 2024-03-08 | 沈阳鑫博立恩石油钻探设备制造有限公司 | Maintenance platform of integrated drilling blowout preventer |
-
2021
- 2021-12-30 CN CN202123367487.1U patent/CN216830652U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115401442A (en) * | 2022-08-18 | 2022-11-29 | 深圳市上尊科技有限公司 | Failure analysis dismounting device of optical module |
| CN115401442B (en) * | 2022-08-18 | 2024-05-14 | 深圳市上尊科技有限公司 | Failure analysis dismounting device of optical module |
| CN117655990A (en) * | 2024-01-31 | 2024-03-08 | 沈阳鑫博立恩石油钻探设备制造有限公司 | Maintenance platform of integrated drilling blowout preventer |
| CN117655990B (en) * | 2024-01-31 | 2024-05-28 | 沈阳鑫博立恩石油钻探设备制造有限公司 | Maintenance platform of integrated drilling blowout preventer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216830652U (en) | Blowout preventer side door opening device for workover treatment | |
| US3464655A (en) | Concrete core drill | |
| US2509853A (en) | Tubing and rod handling tool | |
| CN110465910B (en) | Portable hydraulic support cylinder round pin axle dismounting device | |
| CN107116509B (en) | A kind of cylinder jacket of diesel engine dismantling device | |
| CN108927644B (en) | Hinge type damper dismounting device and method | |
| KR20120072587A (en) | Bolt tightening device for fixing a counter weight on an excavator frame | |
| CN210010658U (en) | Vertical stand dismouting machine | |
| CN105252549A (en) | Suspension telescopic cylinder and mechanical arm fast installing and uninstalling system under nuclear radiation environment | |
| CN211250034U (en) | Mechanical manipulator convenient to disassemble and assemble | |
| CN216657843U (en) | Blowout preventer maintenance platform for workover treatment | |
| CN202643209U (en) | Combination type overhauling carrier | |
| CN219562933U (en) | Pin shaft dismounting tool | |
| CN202763379U (en) | Semi-automatic maintenance platform for blowout preventer | |
| CN113202428B (en) | Automatic screwing-on and unscrewing device for sucker rod | |
| CN210500069U (en) | Portable hydraulic support cylinder round pin axle dismounting device | |
| CN210173447U (en) | Push-pull device for piston in and out cylinder of reciprocating compressor | |
| CN220145169U (en) | Dismounting device for output shaft and bearing of secondary speed reducer of pumping unit | |
| CN108907678B (en) | Disassembly and overhaul device for impacter | |
| CN216991756U (en) | Blowout preventer ram rubber core taking-out device | |
| CN115122079B (en) | Device and method for dismantling flange bolts of belly pipe | |
| CN221210587U (en) | Bolt tightening tool | |
| CN202176287U (en) | Novel transfer device for power tongs | |
| CN107404056B (en) | Auxiliary operating device for ground wire installation device | |
| CN215429805U (en) | Spraying robot convenient to dismantle robotic arm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |