CN221032520U - Hydraulic device of blowout preventer - Google Patents
Hydraulic device of blowout preventer Download PDFInfo
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- CN221032520U CN221032520U CN202323078111.8U CN202323078111U CN221032520U CN 221032520 U CN221032520 U CN 221032520U CN 202323078111 U CN202323078111 U CN 202323078111U CN 221032520 U CN221032520 U CN 221032520U
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- blowout preventer
- chassis
- hydraulic device
- pressing sleeve
- shaft head
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- 238000003825 pressing Methods 0.000 claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of oilfield operation, in particular to a blowout preventer hydraulic device. Comprises a large shaft head, a pressing sleeve, a large gear, a small gear, a hydraulic motor and a mounting base; the pressing sleeve is pressed on the small shaft head, one end of the pressing sleeve is provided with a connecting hole, and the large shaft head and the large gear are connected to the pressing sleeve through a bolt; the hydraulic motor is fixed on the blowout preventer through the mounting base, and one end of the hydraulic motor is provided with a pinion which is connected with the large gear in a matched mode. Conventional manual blowout preventers require manual rotation to open and close rams, which is time consuming and laborious. Through the hydraulic device, a user can easily rotate through the hydraulic motor, so that the working efficiency and the operation convenience are greatly improved.
Description
Technical Field
The utility model relates to the technical field of oilfield operation, in particular to a blowout preventer hydraulic device.
Background
Oilfield workover is an important component of oilfield production, and is mainly aimed at ensuring normal productivity of an oil well. The blowout preventer is needed to be used for sitting on a wellhead in the well repairing operation, and the wellhead is closed in the operation process, so that blowout accidents are prevented.
Blowout preventers are classified into manual and hydraulic ones. The manual blowout preventer is low in price and large in holding quantity. When in use, the blowout preventer needs to be manually rotated to switch the flashboard. Hydraulic blowout preventers are expensive, hydraulic station power is needed, and the current market share is low.
Therefore, a device is urgently needed, a manual blowout preventer is modified, and a device is additionally arranged to use hydraulic driving. Because of the variety of models of blowout preventers, hydraulic devices are also required to accommodate the variety of models of hydraulic devices. And the manual mode and the hydraulic mode are optionally switched, so that the cost is low, and the requirements of convenience in disassembly and assembly and the like are met.
Disclosure of utility model
The utility model provides a blowout preventer hydraulic drive device, which aims to hydraulically drive and reform a blowout preventer so as to simplify operation and improve efficiency, simultaneously meet the requirements of blowout preventers of different types, and realize the characteristics of flexible mode switching, stable structure, convenience in installation and the like.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
The utility model provides a blowout preventer hydraulic device, which comprises a large shaft head, a compression sleeve, a large gear, a small gear, a hydraulic motor and a mounting base, wherein the large shaft head is arranged on the large gear;
The pressing sleeve is pressed on the small shaft head, one end of the pressing sleeve is provided with a connecting hole, and the large shaft head and the large gear are connected to the pressing sleeve through a bolt;
The hydraulic motor is fixed on the blowout preventer through the mounting base, and one end of the hydraulic motor is provided with a pinion which is connected with the large gear in a matched mode.
In one embodiment, the mounting base includes a chassis, a pipe clamp, a stop bracket, a mounting bracket, and a clutch; the pipe hoop is arranged at the lower part of the chassis, and the blowout preventer is held tightly by the pipe hoop; the stop rack is fixedly arranged at the rear part of the chassis and is provided with bolts which are connected with the blowout preventer to prevent the chassis from rotating; the mounting frame is arranged at the upper part of the chassis and is rotatably connected with the chassis; a spring is arranged between the bottom of the mounting frame and the chassis, and a clutch is arranged between one side of the mounting frame and the chassis.
In one embodiment, the clutch comprises a cam, a cam shaft, a handle and a flange plate, wherein the cam shaft is connected with the cam and the handle, and the clutch is fixed on a side support of the chassis through the flange plate; and the side surface of the mounting frame is provided with a mounting hole for being matched with the cam.
In one embodiment, the pipe hoop is of a rotatable buckle structure, and clamping bolts are radially arranged on the pipe hoop.
In one embodiment, the large spindle head is provided with an operation hole.
In one embodiment, the device is further provided with a protective shell.
The beneficial effects achieved by the utility model are as follows:
Simplified operation and improved efficiency: conventional manual blowout preventers require manual rotation to open and close rams, which is time consuming and laborious. Through the hydraulic device, a user can easily rotate through the hydraulic motor, so that the working efficiency and the operation convenience are greatly improved.
The adaptability is strong: because of the numerous manufacturers and models of blowout preventers, the device is designed with the diversity in mind, and the pipe clamp can clamp blowout preventers with different sizes and can adapt to blowout preventers with various models, so that the wide application range of the device is increased.
The mode switching is flexible: the device can be operated manually or hydraulically; the large gear is meshed with the small gear to realize hydraulic drive; the mounting frame is sprung up by the spring through rotating the handle, the lowest point of the cam contacts the mounting hole, so that the pinion is lifted, the big and small gears are disengaged, and a rod is inserted into the operation hole of the big shaft head to be manually operated; flexible operation mode selection is provided to meet different occasions and demands.
Firm and the installation of being convenient for of structure: through the structural design including subassembly such as chassis, ferrule, stop frame, mounting bracket and clutch, this device can be firmly fixed on the preventer, and installs and dismouting are all very convenient.
Safety enhancement: the design of this device has still considered work safety, for example comes the rotation scope of restriction mounting bracket through the stop bolt, guarantees to not surpass safety margin when operating.
Cost effectiveness: compared with a completely hydraulic blowout preventer, the device provides a solution with lower cost and more economic benefit for hydraulic reformation of the manual blowout preventer.
Design of an operation hole: the design of the operating hole on the large shaft head provides more convenience for operation, so that the device is simpler to use.
Stability enhancement: through the rotatable buckle structure of the pipe hoop and the clamping bolt, stability and reliability of the device in the operation process are ensured.
Drawings
In order to more clearly illustrate the embodiments of the present 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, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of a blowout preventer hydraulic device;
FIG. 2 is a block diagram of a blowout preventer;
FIG. 3 is a diagram of a connection of a large gear and a small shaft head of a blowout preventer hydraulic device;
FIG. 4 is a diagram of a connection between a mount of a blowout preventer hydraulic device and a blowout preventer;
FIG. 5 is an internal block diagram of a blowout preventer hydraulic unit;
FIG. 6 is a cross-sectional view of a blowout preventer hydraulic device;
FIG. 7 is a perspective view of a hydraulic device of a blowout preventer;
FIG. 8 is an enlarged view of a portion of a blowout preventer hydraulic device;
In the figure, 1, a blowout preventer hydraulic device; 101. a chassis; 102. a mounting frame; 103. a hydraulic motor; 104. a pipe clamp; 105. a spring; 110. a stop rack; 111. a large gear; 112. a pinion gear; 114. a large shaft head; 115. a compacting sleeve; 116. a flange plate; 117. a cam; 118. a cam shaft; 119. a handle; 120. a connecting shaft; 121. a shield; 122. a mounting hole; 2. blowout preventer; 21. and a small shaft head.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1 to 8, the present utility model provides a blowout preventer hydraulic device 1, comprising a large shaft head 114, a compression sleeve 115, a large gear 111, a small gear 112, a hydraulic motor 103 and a mounting base;
The pressing sleeve 115 is pressed on the small shaft head 21, one end of the pressing sleeve 115 is provided with a connecting hole, and the large shaft head 114 and the large gear 111 are connected to the pressing sleeve 115 through bolts;
The hydraulic motor 103 is fixed on the blowout preventer 2 through a mounting base, one end of the hydraulic motor 103 is provided with a pinion 112, and the pinion 112 is connected with a large gear 111 in a matching way.
The hydraulic rotating shaft head is realized through the meshing of the large gear 111 and the small gear 112, and the oilfield blowout preventer 2 is closed.
The mounting base comprises a chassis 101, a pipe hoop 104, a stop bracket 110, a mounting bracket 102 and a clutch; the pipe hoop 104 is arranged at the lower part of the chassis 101, and the blowout preventer 2 is held tightly by the pipe hoop 104; the stop rack 110 is fixedly arranged at the rear part of the chassis 101 and is provided with bolts which are connected with the blowout preventer 2 to prevent the chassis 101 from rotating; the mounting frame 102 is arranged at the upper part of the chassis 101 and is rotatably connected with the chassis 101; a spring 105 is arranged between the bottom of the mounting frame 102 and the chassis 101, and a clutch is arranged between one side of the mounting frame 102 and the chassis 101. Engagement and disengagement of the large gear 111 and the small gear 112 are achieved by a clutch. The large stub shaft 114 is provided with an operation hole, and the pipe clamp 104 is connected to the upper and lower parts of the pipe clamp 104 by a connection shaft 120.
After the large gear 112 and the small gear 112 are separated, the rod piece is inserted into the operation hole of the large gear 111, and the large shaft head 114 is rotated, so that the small shaft head 21 is driven to rotate, and the blowout preventer 2 is opened and closed manually.
The clutch comprises a cam 117, a cam shaft 118, a handle 119 and a flange plate 116, wherein the cam shaft 118 is connected with the cam 117 and the handle 119, and the clutch is fixed on a side bracket of the chassis 101 through the flange plate 116; the side of the mounting frame 102 is provided with a mounting hole 122 for matching with the cam 117.
By turning the handle 119, the spring 105 ejects the mounting bracket 102, the lowest point of the cam 117 contacts the mounting hole 122, the pinion 112 is lifted, the pinion 112 is disengaged, and a lever is inserted into the operation hole of the stub shaft 114 for manual operation.
The upper portion of the side support of chassis 101 is provided with the bolt for use when installing this device, and this device installs the back bolt and need dismantle.
The pipe hoop 104 is of a rotatable buckle structure, and clamping bolts are radially arranged on the pipe hoop 104. The blowout preventer 2 has a plurality of manufacturers and models, the pipe hoop 104 can clamp the blowout preventers 2 with different sizes in consideration of the diversity, and the blowout preventers 2 with various models can be adapted, so that the wide application range of the blowout preventers is increased.
The device is also provided with a protective shell, so that the protective capability of the device is improved, the rotating direction of the handle 119 is marked on the shell, and the operation convenience is improved.
The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (6)
1. A blowout preventer hydraulic device, characterized in that: the hydraulic device comprises a large shaft head (114), a pressing sleeve (115), a large gear (111), a small gear (112), a hydraulic motor (103) and a mounting base;
The pressing sleeve (115) is pressed on the small shaft head (21), one end of the pressing sleeve (115) is provided with a connecting hole, and the large shaft head (114) and the large gear (111) are connected to the pressing sleeve (115) through bolts;
The hydraulic motor (103) is fixed on the blowout preventer (2) through a mounting base, a pinion (112) is arranged at one end of the hydraulic motor (103), and the pinion (112) is connected with the large gear (111) in a matching mode.
2. The blowout preventer hydraulic device according to claim 1, wherein: the mounting base comprises a chassis (101), a pipe hoop (104), a stop bracket (110), a mounting bracket (102) and a clutch; the pipe clamp (104) is arranged at the lower part of the chassis (101), and the blowout preventer (2) is held tightly by the pipe clamp (104); the stop frame (110) is fixedly arranged at the rear part of the chassis (101) and is provided with bolts which are connected with the blowout preventer (2) to prevent the chassis (101) from rotating; the mounting frame (102) is arranged at the upper part of the chassis (101) and is rotatably connected with the chassis (101); a spring (105) is arranged between the bottom of the mounting frame (102) and the chassis (101), and a clutch is arranged between one side of the mounting frame (102) and the chassis (101).
3. The blowout preventer hydraulic device according to claim 2, wherein: the clutch comprises a cam (117), a cam shaft (118), a handle (119) and a flange plate (116), wherein the cam shaft (118) is connected with the cam (117) and the handle (119), and the clutch is fixed on a side support of the chassis (101) through the flange plate (116); and a mounting hole is formed in the side surface of the mounting frame (102) and is used for being matched with the cam (117).
4. The blowout preventer hydraulic device according to claim 2, wherein: the pipe hoop (104) is of a rotatable buckle structure, and clamping bolts are arranged in the radial direction of the pipe hoop (104).
5. The blowout preventer hydraulic device according to claim 1, wherein: the large shaft head (114) is provided with an operation hole.
6. The blowout preventer hydraulic device according to claim 1, wherein: the device is also provided with a protective shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323078111.8U CN221032520U (en) | 2023-11-15 | 2023-11-15 | Hydraulic device of blowout preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323078111.8U CN221032520U (en) | 2023-11-15 | 2023-11-15 | Hydraulic device of blowout preventer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221032520U true CN221032520U (en) | 2024-05-28 |
Family
ID=91137251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323078111.8U Active CN221032520U (en) | 2023-11-15 | 2023-11-15 | Hydraulic device of blowout preventer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221032520U (en) |
-
2023
- 2023-11-15 CN CN202323078111.8U patent/CN221032520U/en active Active
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