CN206571459U - Integral type operation device under pressure for oil-water well - Google Patents
Integral type operation device under pressure for oil-water well Download PDFInfo
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- CN206571459U CN206571459U CN201720257604.3U CN201720257604U CN206571459U CN 206571459 U CN206571459 U CN 206571459U CN 201720257604 U CN201720257604 U CN 201720257604U CN 206571459 U CN206571459 U CN 206571459U
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- slips
- oil
- flashboard
- annular preventer
- telescopic joint
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Abstract
The utility model provides a kind of integral type operation device under pressure for oil-water well, including omnipotent slips, travelling crossbeam, upper mounting plate, hydraulic cylinder, first annular preventer, telescopic joint, flashboard slips, the second annular preventer, lower platform and four ram preventers from top to bottom set gradually；Omnipotent slips is fixedly installed on the top of travelling crossbeam, first annular preventer is arranged on the bottom of travelling crossbeam, telescopic joint is fixedly connected with the bottom of first annular preventer, the bottom of telescopic joint is fixedly connected with flashboard slips, the bottom of flashboard slips is fixedly connected with the second annular preventer, and the bottom of the second annular preventer is fixedly connected with the top of lower platform；Four ram preventers are arranged on the bottom of lower platform；Hydraulic cylinder is arranged between travelling crossbeam and lower platform.Operation device under pressure of the present utility model mainly tackles the Operating Pressure in oil-water well operation, is that the handling that the R a T with centralizer can be achieved works using a set of equipment.
Description
Technical field
The utility model is related to a kind of oil-water well operation device, and a kind of specifically integral type for oil-water well is with pressure
Apparatus for work.
Background technology
At present, China oil field has been enter into the tail period stage, and well recovery 99% all passes through oil pumper, electric submersible pump, spiral shell
Profit is proposed ground by the plant equipment such as bar pump, generally using this employing mode can make the most imports of oil well without
Pressure, but due to causing part well head pressure to can reach 1~5MPa by the way of waterflooding extraction in oil recovery process.Again simultaneously
Due to upper lifting pipe post can produce underground negative pressure make top layer gas seal in well cause well pressure rising, so, in the process of workover treatment
In can occur well kick and blowout.
At present, the measure that each oil field is often taken is first to carry out kill-job operation before workover treatment to prevent midway from occurring well
Spray, has refilled preventer Prevention of blowout, but not only polluted reservoir but also different journeys can be also resulted in ground in Well Killing Process
The pollution of degree, makes surface mud expire ground.Also the mud poured into is extracted out after operation, causes operating efficiency low, to a certain degree
On add operating cost.It is fitted with further, since having in oil pipe using the oil well of oil pumper on sucker rod, sucker rod
Centralizer, the presence of centralizer brings very big difficulty to the maintenance of oil well, and centralizer skewness on sucker rod causes often
Advising operation device under pressure can not handling sucker rod.
Utility model content
The purpose of this utility model is to provide a kind of integral type operation device under pressure for oil-water well, existing to solve
The problem of contaminative present in operation device under pressure is strong, operating efficiency is low, operating cost is high and sucker rod is difficult handling.
What the utility model was realized in：A kind of integral type operation device under pressure for oil-water well, including by upper and
Under set gradually omnipotent slips, travelling crossbeam, upper mounting plate, hydraulic cylinder, first annular preventer, telescopic joint, flashboard slips, the
Second ring preventer, lower platform, four ram preventers；
The omnipotent slips is fixedly installed on the top of the travelling crossbeam, and the first annular preventer is arranged on described
The bottom of travelling crossbeam, the top of the telescopic joint is fixedly connected with the bottom of the first annular preventer, the telescopic joint
Bottom be fixedly connected with the flashboard slips, the bottom of the flashboard slips and the top of second annular preventer are fixed
Connection, the bottom of second annular preventer is fixedly connected with the top of the lower platform；Four ram preventer is set
In the bottom of the lower platform；
The hydraulic cylinder is arranged between the travelling crossbeam and the lower platform, the top of the piston rod of the hydraulic cylinder
It is fixedly connected through the upper mounting plate with the travelling crossbeam.
The relief valve connected with the telescopic joint internal cavity is fixedly installed in the bottom of the telescopic joint.
The flashboard slips is double-deck flashboard type slips, the flashboard slips include for clamping oil pipe tubing slip and
The sucker rod slips for clamping sucker rod being fixedly connected with the tubing slip bottom.
The hydraulic cylinder is single-piston rod hydraulic stem.
The top of the utility model telescopic joint is fixedly connected with the bottom of first annular preventer, the bottom of telescopic joint and lock
Board watt is fixedly connected, and the bottom of flashboard slips is fixedly connected with the top of the second annular preventer, wherein annular preventer energy
Oil pipe and sucker rod are enough sealed, the dynamic sealing between sucker rod and annular preventer can be converted into static seal by telescopic joint.This
The integral composite structure that kind annular preventer, flashboard slips are combined with telescopic joint, can be by the phase between sucker rod and preventer
It is the operating type without relative motion to conversion of motion, solves the uncertainty of centralizer distribution on sucker rod, is easily damaged
Can not with taking out pumping rod problem, the sucker rod with centralizer can successfully be taken out.Sucker rod is taken by this equipment
After going out, without more exchange device, you can proceed the handling operation of oil pipe, the time required to saving more exchange device, effectively improve
Production efficiency.
Operation device under pressure of the present utility model mainly tackles the Operating Pressure in oil-water well operation, is using a set of equipment
The handling work of the R a T with centralizer can be achieved, successfully solves and is not being put during allowing pressurized maintenance oil-water well
In the case of pressure can not handling sucker rod technical barrier.The utility model can also be applied to the Operating Pressure of low pressure well.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, omnipotent slips；2nd, move about crossbeam；3rd, first annular preventer；4th, telescopic joint；5th, hydraulic cylinder；6th, flashboard
Slips；7th, the second annular preventer；8th, four ram preventer；9th, upper mounting plate；10th, lower platform；11st, relief valve.
Embodiment
As shown in figure 1, the utility model includes omnipotent slips 1, travelling crossbeam 2, the upper mounting plate from top to bottom set gradually
9th, hydraulic cylinder 5, first annular preventer 3, telescopic joint 4, flashboard slips 6, the second annular preventer 7, lower platform 10, four flashboards are prevented
Spray apparatus 8.Hydraulic cylinder 5 is single-piston rod hydraulic stem, and the quantity of hydraulic cylinder 5 is two, and hydraulic cylinder 5 is symmetricly set on first annular anti-
The both sides of spray apparatus 3, and the central axis of the piston rod of hydraulic cylinder 5 is central axial parallel with first annular preventer 3.Annular is anti-
Spray apparatus can be sealed to oil pipe and sucker rod.Hydraulic cylinder 5 is arranged between travelling crossbeam 2 and lower platform 10, hydraulic cylinder 5
The top of piston rod is fixedly connected through upper mounting plate 9 with travelling crossbeam 2, and the bottom of hydraulic cylinder 5 is hanging.Telescopic joint 4 is closed
Telescopic joint.Flashboard slips 6 is double-deck flashboard type slips, and flashboard slips 6 includes the tubing slip and and oil pipe for clamping oil pipe
The sucker rod slips for clamping sucker rod that slips bottom is fixedly connected.
Omnipotent slips 1 is fixedly installed on the top of travelling crossbeam 2, and first annular preventer 3 is arranged on the bottom of travelling crossbeam 2
End, the top of telescopic joint 4 is fixedly connected with the bottom of first annular preventer 3, and bottom and the flashboard slips 6 of telescopic joint 4 are fixed
Connection, the bottom of flashboard slips 6 is fixedly connected with the top of the second annular preventer 7, and the bottom of the second annular preventer 7 is with
The top of platform 10 is fixedly connected.Four ram preventers 8 are arranged on the bottom of lower platform 10.The bottom of four ram preventers 8 with
The well head connection of oil-water well.The relief valve 11 connected with the internal cavity of telescopic joint 4 is fixedly installed in the bottom of telescopic joint 4.Four
Ram preventer 8 includes the tubing slip, the oil pipe that set gradually from down to up and partly seals flashboard, blind rams and sucker rod partly sealing lock
Plate.Wherein：Tubing slip is used for clamping oil pipe, and oil pipe half, which seals flashboard, to be used to seal oil pipe.
As shown in figure 1, when carrying out proposition operation to sucker rod using the utility model：Pass through the omnipotent ring of slips 1 and first
Shape preventer 3 is sealed to sucker rod, and hydraulic cylinder 5 drives travelling crossbeam 2, omnipotent slips 1 and first annular preventer 3 up
Extremely at the peak 150mm of stroke, and telescopic joint 4 is driven to extend.After hydraulic cylinder 5 is up to upper summit, flashboard is utilized
Sucker rod slips in slips 6 blocks sucker rod, and sucker rod is sealed using the second annular preventer 7, opens relief valve 11 to unload
Fall the pressure between two annular preventers, open omnipotent slips 1 and first annular preventer 3, hydraulic cylinder 5 it is descending until to away from
At the minimum point 100mm of stroke, above operational motion is repeated until last root sucker rod is proposed.By last root sucker rod
Blind rams in four ram preventers 8 is closed after proposition, oil pipe operation is waited.
When carrying out proposition operation to oil pipe using the utility model：Need first to carry out oil pipe interior blocking before oil pipe operation, really
Recognize throwing it is stifled after the completion of, remove the connecting bolt of travelling crossbeam lower flange and sucker rod slips.When oil-water well well pressure is less than 7MPa,
It can seal oil pipe using any one in the first annular annular preventer 7 of preventer 3 or second and be forced through box cupling,
Using the clamping oil pipe of omnipotent slips 1 in equipment, oil pipe is lifted by the hook of Operation Van.It is in well when the oil pipe operation later stage
When upper top power is more than oil pipe deadweight, the omnipotent clamping oil pipe of slips 1 is utilized, hydraulic cylinder 5 drives travelling crossbeam 2, omnipotent slips 1 and oil
Pipe is gone upward at the peak 150mm of stroke, and drives telescopic joint 4 to extend.After hydraulic cylinder 5 is up to upper summit, profit
With the tubing slip clamping oil pipe in flashboard slips 6, a watt energy slips 1 is opened, hydraulic cylinder 5 drives travelling crossbeam 2 and omnipotent slips 1
Come downwards at the minimum point 100mm of stroke, repeat above operational motion until last root oil pipe is proposed.By last root
Sucker rod closes blind rams in four ram preventers 8 after proposing.
Claims (4)
1. a kind of integral type operation device under pressure for oil-water well, it is characterized in that, including from top to bottom set gradually it is omnipotent
Slips, travelling crossbeam, upper mounting plate, hydraulic cylinder, first annular preventer, telescopic joint, flashboard slips, the second annular preventer, under
Platform and four ram preventers；
The omnipotent slips is fixedly installed on the top of the travelling crossbeam, and the first annular preventer is arranged on described travelling
The bottom of crossbeam, the bottom of the top of the telescopic joint and the first annular preventer, the bottom of the telescopic joint with it is described
Flashboard slips is fixedly connected, and the bottom of the flashboard slips is fixedly connected with the top of second annular preventer, and described
The bottom of second ring preventer is fixedly connected with the top of the lower platform；Four ram preventer is arranged on the lower platform
Bottom；
The hydraulic cylinder is arranged between the travelling crossbeam and the lower platform, and the top of the piston rod of the hydraulic cylinder is passed through
The upper mounting plate is fixedly connected with the travelling crossbeam.
2. the integral type operation device under pressure according to claim 1 for oil-water well, it is characterized in that, in the telescopic joint
Bottom be fixedly installed the relief valve connected with the telescopic joint internal cavity.
3. the integral type operation device under pressure according to claim 1 for oil-water well, it is characterized in that, the flashboard slips
For double-deck flashboard type slips, the flashboard slips includes for the tubing slip of clamping oil pipe and solid with the tubing slip bottom
Surely the sucker rod slips for clamping sucker rod connected.
4. the integral type operation device under pressure according to claim 1 for oil-water well, it is characterized in that, the hydraulic cylinder is
Single-piston rod hydraulic stem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720257604.3U CN206571459U (en) | 2017-03-16 | 2017-03-16 | Integral type operation device under pressure for oil-water well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720257604.3U CN206571459U (en) | 2017-03-16 | 2017-03-16 | Integral type operation device under pressure for oil-water well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206571459U true CN206571459U (en) | 2017-10-20 |
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ID=60055839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720257604.3U Active CN206571459U (en) | 2017-03-16 | 2017-03-16 | Integral type operation device under pressure for oil-water well |
Country Status (1)
| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209259A (en) * | 2018-11-29 | 2019-01-15 | 美钻深海能源科技研发（上海）有限公司 | A kind of continuous snubbing serving machine for lifting oil pipe |
| CN109209257A (en) * | 2018-09-14 | 2019-01-15 | 高继宗 | A kind of full well section construction operation device with pressure and the construction technology using the device |
| CN117905408A (en) * | 2024-03-15 | 2024-04-19 | 山东旭能石油装备有限责任公司 | Skid-mounted type under-pressure operation inner blocking-free device |
-
2017
- 2017-03-16 CN CN201720257604.3U patent/CN206571459U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209257A (en) * | 2018-09-14 | 2019-01-15 | 高继宗 | A kind of full well section construction operation device with pressure and the construction technology using the device |
| CN109209257B (en) * | 2018-09-14 | 2024-03-01 | 高继宗 | Full-well section pressurized construction operation device and construction process adopting same |
| CN109209259A (en) * | 2018-11-29 | 2019-01-15 | 美钻深海能源科技研发（上海）有限公司 | A kind of continuous snubbing serving machine for lifting oil pipe |
| CN117905408A (en) * | 2024-03-15 | 2024-04-19 | 山东旭能石油装备有限责任公司 | Skid-mounted type under-pressure operation inner blocking-free device |
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