CN210289699U - Anti-splashing device for hydraulic control oil pipe - Google Patents

Anti-splashing device for hydraulic control oil pipe Download PDF

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Publication number
CN210289699U
CN210289699U CN201920829525.4U CN201920829525U CN210289699U CN 210289699 U CN210289699 U CN 210289699U CN 201920829525 U CN201920829525 U CN 201920829525U CN 210289699 U CN210289699 U CN 210289699U
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China
Prior art keywords
oil pipe
guide rail
hydraulic cylinder
box
vertical
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CN201920829525.4U
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Chinese (zh)
Inventor
杨义兴
韩哲剑
赵随军
令永刚
陶玉平
隋明祥
雷阳
王锋涛
张耀军
李立标
胡东伟
涂建
郭绍忠
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Petrochina Co Ltd
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Petrochina Co Ltd
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Priority to CN201920829525.4U priority Critical patent/CN210289699U/en
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Abstract

The utility model provides a splash-proof device for a hydraulic control oil pipe, which comprises a sealing box body, a vertical hydraulic cylinder, a vertical guide rail, a horizontal hydraulic cylinder, a supporting and adjusting rod, a lower fixed seat, a blowout preventer, a pneumatic chuck, an oil pipe and a control box; the sealing box body is connected with a vertical hydraulic cylinder, the vertical hydraulic cylinder is positioned on a vertical guide rail, the lower end of the vertical guide rail is connected with a horizontal guide rail, and the vertical guide rail is vertical to the horizontal guide rail; the horizontal hydraulic cylinder is arranged at the lower end of the horizontal guide rail and is connected with the lower fixed seat through a support adjusting rod; the lower fixed seat is positioned at the lower end of the blowout preventer, and the blowout preventer is connected with one end of the horizontal guide rail; the upper end of the blowout preventer clamps an oil pipe in the well through a pneumatic chuck; the sealing box body is connected with the oil pipe. The utility model discloses install the back alone and can operate, seal up the liquid in the oil pipe, prevent the outflow everywhere, avoid well head power consumption flowing back problem, stop well head environmental pollution risk, realize well head cleaner production.

Description

Anti-splashing device for hydraulic control oil pipe
Technical Field
The utility model relates to an oil pipe sealing technique in the aspect of the oil field borehole operation. In particular to a splash-proof device for a liquid control oil pipe.
Background
When the workover rig-up process, meet lower part tubular column jam condition and have liquid in the tubular column, liquid can splash everywhere in the tubular column when removing oil pipe, and the polluted environment takes measures to do: and rapidly pushing the oil pipe into a storage barrel beside the wellhead, and pumping the oil pipe to a large tank by using an explosion-proof pump. There are major electrical safety risks and risks of environmental contamination from spilled liquids. In order to realize safe and clean production, a liquid control oil pipe anti-splashing device is developed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem that there is great power consumption safety risk and the liquid pollution environmental risk of spill in present processing scheme, the utility model provides a splash device is prevented to liquid accuse oil pipe, the utility model discloses rational in infrastructure, easy operation, the device installation back alone can operate, seals the liquid in the oil pipe, prevents to flow around, avoids well head power consumption flowing back problem, stops well head environmental pollution risk, realizes the well head cleaner production.
The utility model adopts the technical proposal that:
the anti-splashing device for the hydraulic control oil pipe comprises a sealing box body, a vertical hydraulic cylinder, a vertical guide rail, a horizontal hydraulic cylinder, a support adjusting rod, a lower fixed seat, a blowout preventer, a pneumatic chuck, an oil pipe and a control box; the sealing box body is connected with a vertical hydraulic cylinder, the vertical hydraulic cylinder is positioned on a vertical guide rail, the lower end of the vertical guide rail is connected with a horizontal guide rail, and the vertical guide rail is vertical to the horizontal guide rail; the horizontal hydraulic cylinder is arranged at the lower end of the horizontal guide rail and is connected with the lower fixed seat through a support adjusting rod; the lower fixed seat is positioned at the lower end of the blowout preventer, and the blowout preventer is connected with one end of the horizontal guide rail; the upper end of the blowout preventer supports the oil pipe at a wellhead through a pneumatic chuck; the sealing box body is connected with the oil pipe; the control box is respectively connected with the horizontal hydraulic cylinder and the vertical hydraulic cylinder through pipelines, and the control box is connected with the sealing box body.
The sealing box body is cylindrical, the cylindrical part of the sealing box body is divided into two halves in the vertical direction, the two halves are connected through a rotating shaft, and a locking handle is arranged on one half; the upper end and the lower end of the sealing box body are respectively provided with an upper seal and a lower seal, the upper part of the sealing box body is provided with an air blowing port, and the lower part of the sealing box body is provided with a liquid discharging port; and a tightening spring is arranged in the sealing box body.
The lower part of the sealing box body is provided with an overflow port.
And soft sealing rubber strips are arranged at the contact positions of the sealing box body and the oil pipe.
And a horizontal hydraulic cylinder support is arranged below the horizontal hydraulic cylinder and is connected with the support adjusting rod.
The sealing box body is connected with the oil pipe in a sealing way.
The utility model has the advantages that:
the utility model is simple in operation, the device installation back alone can operate, seals up the liquid in the oil pipe, prevents the outflow everywhere, avoids well head power consumption flowing back problem, stops well head environmental pollution risk, realizes well head cleaner production.
The following will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of a sealing box of a splash-proof device of a hydraulic control oil pipe.
Fig. 2 is a schematic diagram of a switch structure of a sealed box body of a splash-proof device of a hydraulic control oil pipe, wherein (c) is an open state of the box body, and (d) is a closed state of the box body.
Fig. 3 is a schematic structural view of a control box of a hydraulic control oil pipe splash-proof device, wherein (a) is a front view, and (b) is a side view.
FIG. 4 is a schematic view of the field installation of the pilot operated tubing splash guard.
In the figures, the reference numbers are: 1. sealing the box body; 2. a vertical hydraulic cylinder; 3. a vertical guide rail; 4. a horizontal guide rail; 5. a horizontal hydraulic cylinder; 6. supporting the adjusting rod; 7. a lower fixed seat; 8. a blowout preventer; 9. a pneumatic chuck; 10. and (4) an oil pipe.
Detailed Description
Example 1:
in order to overcome the problem that there is great power consumption safety risk and the liquid pollution environmental risk of spill in present processing scheme, the utility model provides a device is prevented splashing like the liquid accuse oil pipe shown in fig. 1-4, the utility model discloses rational in infrastructure, easy operation, the device installs the back alone and can operate, seals the liquid in the oil pipe, prevents to flow everywhere, avoids well head power consumption flowing back problem, stops well head environmental pollution risk, realizes well head cleaner production. The anti-splashing device for the hydraulic control oil pipe comprises a sealing box body 1, a vertical hydraulic cylinder 2, a vertical guide rail 3, a horizontal guide rail 4, a horizontal hydraulic cylinder 5, a support adjusting rod 6, a lower fixed seat 7, a blowout preventer 8, a pneumatic chuck 9, an oil pipe 10 and a control box; the sealed box body 1 is connected with a vertical hydraulic cylinder 2, the vertical hydraulic cylinder 2 is positioned on a vertical guide rail 3, the lower end of the vertical guide rail 3 is connected with a horizontal guide rail 4, and the vertical guide rail 3 is vertical to the horizontal guide rail 4; the horizontal hydraulic cylinder 5 is arranged at the lower end of the horizontal guide rail 4 and is connected with the lower fixed seat 7 through the support adjusting rod 6; the lower fixed seat 7 is positioned at the lower end of the blowout preventer 8, and the blowout preventer 8 is connected with one end of the horizontal guide rail 4; the upper end of the blowout preventer 8 is connected with an oil pipe 10 through a pneumatic chuck 9; the sealed box body 1 is connected with an oil pipe 10; the control box is respectively connected with the horizontal hydraulic cylinder 5 and the vertical hydraulic cylinder 2 through pipelines, and the control box is connected with the sealing box body 1.
The utility model discloses a working process does:
when the anti-splashing device for the hydraulic control oil pipe is used, the lower fixing seat 7 is fixed on a flange of a blowout preventer 8 or a large four-way flange of a well mouth, the support adjusting rod 6 is fixed on the lower fixing seat 7, the upper part of the support adjusting rod 6 is connected with the horizontal guide rail 4, a fixing hole in the horizontal guide rail 4 is fixed with the large four-way flange of the well mouth, the vertical guide rail 3 is connected with the sealing box body 1, then the hydraulic cylinder and the control box are connected through a hydraulic pipeline, and finally the sealing box body 1 and the sealed oil pipe are subjected to height debugging, so that the installation of the device can be. When the device is used, the push rod is operated to hold the oil pipe 10 in the sealing box body 1, the locking handle 102 is clamped, the pipe column is lifted lightly, after liquid flows out, the locking device is disassembled, the withdrawing rod is operated, the sealing box body 1 is withdrawn, and the drilling operation is carried out. The circulation realizes the sealing operation of the oil pipe liquid at the wellhead. The horizontal guide rail 4 is provided with the horizontal guide rails 4 with different specifications according to the different sizes of the blowout preventer 8 flange or the wellhead large four-way flange.
The utility model discloses well vertical guide 3 both can reciprocate perpendicularly, also can overturn. The sealing box body 1 is fixed at the front part of the outer frame of the vertical guide rail 3, and the height is adjustable; when the height of the sealing box body 1 is adjusted, the positioning pins on the two sides of the roll-over stand are fixed, then the vertical hydraulic cylinder 2 is used for adjusting the height position of the sealing box body 1, after the height of the sealing box body 1 is adjusted, the positioning pins on the two sides of the guide rail are used for positioning, then the positioning pins on the two sides of the roll-over stand are pulled out, and the vertical guide rail 3 can be conveniently turned over.
The utility model discloses in, perpendicular hydraulic cylinder 2, its mainly used drives vertical guide 3 and the sealed box body 1 on guide rail upper portion and overturns, gives bigger operating space for well head operating personnel.
The vertical guide rail 3 is connected with the sealing box body 1 and used for adjusting the height of the sealing box body 1 so as to adapt to the height of the oil pipe 10 and enable the sealing box body 1 to clamp the oil pipe body and the coupling tightly.
The front part of the horizontal guide rail 4 is connected with a wellhead four-way or single-flashboard blowout preventer 8, the upper part of the horizontal guide rail 4 is connected with a vertical guide rail seat, so that the vertical guide rail seat can move back and forth on the horizontal guide rail 4, and the lower part of the horizontal guide rail 4 is provided with a support and a horizontal hydraulic cylinder support which are connected with a support adjusting rod 6.
And the horizontal hydraulic cylinder 5 is used for pushing and withdrawing the vertical guide rail 3 to realize quick primary sealing.
The supporting and adjusting rod 6 adjusts the height of the horizontal guide rail 6, so that the horizontal guide rail 6 is in a horizontal state, and the sealing box body 1 is convenient to seal the oil pipe.
And the lower fixing seat 7 is used for supporting the support adjusting rod 6 and providing a fulcrum for an accessory at the upper part of the support adjusting rod 6. The control box controls the movement of the horizontal guide rail and the vertical guide rail. When air needs to be blown into the sealed box body 1, a manual air valve on the control box is opened to blow air into the sealed box body 1. When the manual air valve is not needed, the manual air valve is closed.
The utility model discloses a during the field usage, install the anti-splash device of liquid accuse oil pipe on the well head, use hydraulic power to promote oil pipe 10 departments with sealed box body 1, seal oil pipe to realize that liquid stream to appointed place in the oil pipe realizes the well head cleaner production.
The device installs the back alone and can operate, seals up the liquid in the oil pipe, prevents the outflow everywhere, avoids well head power consumption flowing back problem, stops well head environmental pollution risk, realizes well head cleaner production.
Example 2:
based on the embodiment 1, in this embodiment, the sealing box body 1 is a cylinder-like shape, the cylindrical part of the sealing box body is divided into two halves in the vertical direction, the two halves are connected through a rotating shaft 101, and a locking handle 102 is arranged on one half; the upper end and the lower end of the sealed box body 1 are respectively provided with an upper seal 103 and a lower seal 104, the upper part of the sealed box body 1 is provided with an air blowing port 105, and the lower part of the sealed box body is provided with a liquid discharging port 106; a tightening spring 107 is arranged in the sealed box body 1.
The lower part of the sealing box body 1 is provided with an overflow port.
And soft sealing rubber strips are arranged at the contact positions of the sealing box body 1 and the oil pipe 10.
The sealing box body 1 (shown in figures 1 and 2) is similar to a cylinder and is divided into two parts, a tightening spring 107 is arranged in the sealing box body, two semicircular shells are fixed by a hinge, a pinch plate locking device, namely a locking handle, is used for locking, and soft sealing rubber strips are used for sealing an oil pipe body and a coupling at two contact parts. The lower part of the sealing box body 1 is provided with an overflow port, which is convenient for liquid to flow out.
And a horizontal hydraulic cylinder bracket is arranged below the horizontal hydraulic cylinder 5 and is connected with a support adjusting rod 6.
The sealing box body 1 is connected with the oil pipe 10 in a sealing way.
The control box is internally provided with a duplex reversing valve and a manual air valve, the control box is fixed at a position convenient for operation of operators, hydraulic power is taken out through a power tong interface of workover equipment, and the duplex reversing valve is connected with the power tong reversing valve in series to realize the series connection of a hydraulic pipeline.
The utility model provides a liquid accuse oil pipe prevents splash device when using, will fix down fixing base 7 on the big cross-joint ring flange of well head, will support and adjust pole 6 and fix under on fixing base 7, support and adjust 6 upper portions of pole and be connected with horizontal guide rail 4, the fixed orifices on the horizontal guide rail 4 is fixed with the big cross-joint ring flange of well head, again with perpendicular guide rail 3 and seal box body 1 connection, then pass through hydraulic pressure pipe connection with the pneumatic cylinder and control box, carry out the high debugging with seal box body 1 and sealed oil pipe at last, can accomplish the installation of device. When the device is used, the push rod is operated to hold the oil pipe 10 in the sealing box body 1, the locking handle 102 is clamped, the pipe column is lifted lightly, after liquid flows out, the locking device is disassembled, the withdrawing rod is operated, the sealing box body 1 is withdrawn, and the drilling operation is carried out. The circulation realizes the sealing operation of the oil pipe liquid at the wellhead. The horizontal guide rail 4 is provided with the horizontal guide rails 4 with different specifications according to the different sizes of the blowout preventer flange or the wellhead large four-way flange.
The utility model discloses during the field usage, install the liquid accuse oil pipe splash-proof device on the well head, use hydraulic power to promote oil pipe 10 departments with sealed box body 1, seal oil pipe to realize that liquid stream to appointed place in the oil pipe realizes the well head cleaner production.
The lower fixing seat 7 is provided with different lower fixing seats according to the difference of the sizes of the blowout preventer 8 flange or the wellhead large four-way flange.
The control box (as shown in fig. 3) is characterized in that the oil pipe splash-proof box device utilizes a hydraulic cylinder to realize the moving and the transportation of the splash-proof box, a duplex reversing valve and a manual air valve are installed in the control box, and the control box is fixed at a proper position of a driller. The hydraulic power is taken out by utilizing the power tong interface of the workover equipment, and the two-way valve is connected with the power tong reversing valve in series, so that the hydraulic pipeline is communicated, the matched power is reduced to the maximum extent, and the expense is reduced. All hydraulic pipelines are connected by using quick connectors, so that the hydraulic pipeline is quick and oil-tight.
The vertical guide rail 3 can be vertically moved up and down or turned over. The sealing box body 1 is fixed at the front part of the outer frame of the vertical guide rail 3, and the height is adjustable; when the height of the sealing box body 1 is adjusted, the positioning pins on the two sides of the roll-over stand are fixed, then the vertical hydraulic cylinder 2 is used for adjusting the height position of the sealing box body 1, after the height of the sealing box body 1 is adjusted, the positioning pins on the two sides of the guide rail are used for positioning, then the positioning pins on the two sides of the roll-over stand are pulled out, and the vertical guide rail 3 can be conveniently turned over.
The utility model discloses mainly be applied to workover, when the tubular column operation of playing, if the tubular column lower part does not have the earial drainage passageway, after playing the well head and breaking oil pipe, well liquid flows out rapidly and splashes the well site from oil pipe screw department, pollutes well head device and well site environment, for avoiding well liquid random splash, the installation uses liquid accuse oil pipe anti-splash device just can solve this type of problem, makes the interior liquid of tubular column realize directional emission and collect, has stopped the safe risk that the well head used electricity.
The above illustration is merely an illustration of the present invention, and does not limit the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention. The devices and their components not described in detail in this embodiment are well known in the art and commonly used in the industry, and will not be described one by one here.

Claims (6)

1. Liquid accuse oil pipe splash preventing device, its characterized in that: the device comprises a sealing box body (1), a vertical hydraulic cylinder (2), a vertical guide rail (3), a horizontal guide rail (4), a horizontal hydraulic cylinder (5), a support adjusting rod (6), a lower fixed seat (7), a blowout preventer (8), a pneumatic chuck (9), an oil pipe (10) and a control box; the sealed box body (1) is connected with a vertical hydraulic cylinder (2), the vertical hydraulic cylinder (2) is positioned on a vertical guide rail (3), the lower end of the vertical guide rail (3) is connected with a horizontal guide rail (4), and the vertical guide rail (3) is vertical to the horizontal guide rail (4); the horizontal hydraulic cylinder (5) is arranged at the lower end of the horizontal guide rail (4) and is connected with the lower fixed seat (7) through a support adjusting rod (6); the lower fixed seat (7) is positioned at the lower end of the blowout preventer (8), and the blowout preventer (8) is connected with one end of the horizontal guide rail (4); the upper end of the blowout preventer (8) supports an oil pipe (10) at the wellhead through a pneumatic chuck (9); the sealing box body (1) is connected with an oil pipe (10); the control box is respectively connected with the horizontal hydraulic cylinder (5) and the vertical hydraulic cylinder (2) through pipelines, and the control box is connected with the sealing box body (1).
2. The pilot operated oil pipe splash prevention device of claim 1, wherein: the sealing box body (1) is of a cylinder-like shape, the cylindrical part of the sealing box body is divided into two halves in the vertical direction,
the two halves are connected through a rotating shaft (101), and a locking handle (102) is arranged on one half; the upper end and the lower end of the sealed box body (1) are respectively provided with an upper seal (103) and a lower seal (104), the upper part of the sealed box body (1) is provided with an air blowing port (105), and the lower part of the sealed box body is provided with a liquid discharging port (106); a tightening spring (107) is arranged in the sealed box body (1).
3. The pilot operated oil pipe splash prevention device of claim 1, wherein: the lower part of the sealing box body (1) is provided with an overflow port.
4. The pilot operated oil pipe splash prevention device of claim 1, wherein: and soft sealing rubber strips are arranged at the contact positions of the sealing box body (1) and the oil pipe (10).
5. The pilot operated oil pipe splash prevention device of claim 1, wherein: and a horizontal hydraulic cylinder support is arranged below the horizontal hydraulic cylinder (5) and is connected with the support adjusting rod (6).
6. The pilot operated oil pipe splash prevention device of claim 1, wherein: the sealing box body (1) is connected with the oil pipe (10) in a sealing way.
CN201920829525.4U 2019-06-04 2019-06-04 Anti-splashing device for hydraulic control oil pipe Active CN210289699U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920829525.4U CN210289699U (en) 2019-06-04 2019-06-04 Anti-splashing device for hydraulic control oil pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920829525.4U CN210289699U (en) 2019-06-04 2019-06-04 Anti-splashing device for hydraulic control oil pipe

Publications (1)

Publication Number Publication Date
CN210289699U true CN210289699U (en) 2020-04-10

Family

ID=70070924

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920829525.4U Active CN210289699U (en) 2019-06-04 2019-06-04 Anti-splashing device for hydraulic control oil pipe

Country Status (1)

Country Link
CN (1) CN210289699U (en)

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