CN105465062B - The setting instrument of cable type static pressure - Google Patents
The setting instrument of cable type static pressure Download PDFInfo
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- CN105465062B CN105465062B CN201510799933.6A CN201510799933A CN105465062B CN 105465062 B CN105465062 B CN 105465062B CN 201510799933 A CN201510799933 A CN 201510799933A CN 105465062 B CN105465062 B CN 105465062B
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Abstract
The setting instrument of cable type static pressure of the present invention, pressed including ring and introduce module, oil sources oil return module and execution module, also include boost module, boost module is made up of oil feed line, return line, pilot operated directional control valve, low-pressure piston, high pressure piston and check valve assembly, pilot operated directional control valve, low-pressure piston, high pressure piston and check valve assembly are successively set in the housing corresponding to boost module, and oil feed line and return line are separately positioned in corresponding housing；Pass through the technical program, using modularized design, Automatic-boosting function is realized using boost module technology, it is simple in construction, safe and reliable to realize static pressure energetically using the area of bigbore low-pressure piston and small-bore high pressure piston than realizing the pressurized effect maximum with initial pressure, low manufacture cost, possess the characteristics of big thrust, safe to use, stable performance, reliability high, good economy performance, by using modularized design, have higher interchangeability and it is easy to maintenance the characteristics of.
Description
Technical field
The present invention relates to setting tool under a kind of oil well, more particularly to a kind of setting instrument of cable type static pressure.
Background technology
Underground setting tool product design is mainly derived from petroleum collection and yield-increasing technique, is recovered the oil to laminated distributor under well, pressure
To split, be acidified etc. in technical process, being combined with corresponding packer or bridging plug, completion sets operation, its huge market demand,
Have broad application prospects.
Currently, underground setting tool mainly uses fire-working artical type, exactly promotes work using the mode of electric signal ignition charge
Plug motion, so as to realize the action that sets and give up, under high temperature and high pressure environment, with electric signal ignition charge than relatively hazardous, slightly
Production development accident is possible to accidentally, or scraps Oil/gas Well, and larger potential safety hazard be present in gunpowder storage and transport,
Packer or bridging plug are easily damaged using explosive charge, and greatly reduce the recycling rate of waterused of packer or bridging plug and using the longevity
Life, furthermore, what is utilized due to packer is absolute pressure caused by explosive charge, therefore with the continuous intensification of setting depth,
The explosive consumption for needing to fill then requires more and more, and potential safety hazard is also increasing therewith, and as the huge of safety in production
Big obstacle.
Due to above-mentioned, people are sent to underground using cable mode, in underground using caused by hydraulic way
Thrust progress underground sets work, and because thrust is smaller, people make a concerted effort to be operated using the combination of Multi-stage cylinder mostly, so
You, Multi-stage cylinder combination, hydraulic cylinder is to be connected through a screw thread or other modes are combined, piston rod be connected through a screw thread or
The other modes such as person is be hinged link together, and the axial multistage combination of the structure, require higher to the axiality of its workpiece, significantly
Difficulty of processing is added, improves processing cost, it is less economical, stuck phenomenon is easily come out in use, so as to influence to be entirely
The job stability of system.
The content of the invention
In view of this, it is a primary object of the present invention to provide a kind of setting instrument of cable type static pressure, by this technology side
Case, using modularized design, Automatic-boosting function is realized using boost module technology, utilizes bigbore low-pressure piston and osculum
The area of the high pressure piston in footpath sets operation than realizing the pressurized effect maximum with initial pressure, and by execution module completion,
To realize static pressure energetically, simple in construction, safe and reliable, low manufacture cost, so as to make up the deficiencies in the prior art.
In order to achieve the above object, the technical proposal of the invention is realized in this way：A kind of setting instrument of cable type static pressure,
Pressed including ring and introduce module, oil sources oil return module and execution module, in addition to boost module, the ring pressure introduce module, oil sources
Oil return module, boost module and execution module are set gradually from the front to the back, and the boost module is by high pressure piston oil-control pipe, low pressure
Piston oil-control pipe, oil feed line, return line, pilot operated directional control valve, low-pressure piston, high pressure piston, check valve assembly are formed, described
Pilot operated directional control valve, low-pressure piston, high pressure piston and check valve assembly are successively set in the housing corresponding to boost module, described
High pressure piston oil-control pipe, low-pressure piston oil-control pipe, oil feed line and return line are separately positioned in corresponding housing.
The oil feed line middle-end is connected by low-pressure piston oil-control pipe with pilot operated directional control valve P mouths, oil feed line rear end
It is connected with high pressure piston rear end；The return line front end is connected with pilot operated directional control valve T mouths, return line rear end and low pressure
Piston rear end is connected；The high pressure piston front end is connected with low-pressure piston rear end, and high pressure piston rear end passes through high pressure piston
Oil-control pipe is connected with pilot operated directional control valve K mouths；The low-pressure piston front end is connected with pilot operated directional control valve A mouths.
The diameter of the low-pressure piston is more than or equal to 2 times of high pressure piston diameter.
It is using the beneficial effect after above-mentioned technical proposal：A kind of setting instrument of cable type static pressure, by the technical program,
Using modularized design, Automatic-boosting function is realized using boost module technology, utilizes bigbore low-pressure piston and small-bore
High pressure piston area than realizing the pressurized effect maximum with initial pressure, and complete by execution module to set operation, with
Static pressure energetically is realized, simple in construction, safe and reliable, low manufacture cost, possesses big thrust, safe to use, stable performance, reliability
The characteristics of high, good economy performance, by using modularized design, have higher interchangeability and it is easy to maintenance the characteristics of.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is Fig. 1 left view.
Fig. 3 is the structural representation that middle ring of the present invention pressure introduces module.
Fig. 4 is the structural representation of oil sources oil return module in the present invention.
Fig. 5 is the A-A of boost module in Fig. 2 to schematic cross-sectional view.
Fig. 6 is the B-B direction schematic cross-sectional view of boost module in Fig. 2.
Fig. 7 is the enlarged diagram of pilot operated directional control valve in Fig. 5.
Fig. 8 is the structural representation of execution module in the present invention.
In figure, 1 housing, 2 rings pressure introduce module, 3 oil sources oil return modules, 4 execution modules, 5 boost modules, 6 oil feed lines,
7 return lines, 8 pilot operated directional control valves, 9 low-pressure pistons, 10 high pressure pistons, 11 check valve assemblies, 12 main pistons, 13 check valves, 14
Pilot operated directional control valve K mouths, 15 pilot operated directional control valve P mouths, 16 pilot operated directional control valve A mouths, 17 pilot operated directional control valve T mouths, 18 high pressure piston oil-controls
Pipe, 19 low-pressure piston oil-control pipes.
Embodiment
Specific embodiment in the present invention is described in further detail below in conjunction with accompanying drawing.
As Figure 1-Figure 8, the setting instrument of cable type static pressure of the present invention, including ring pressure introduces module 2, oil sources returns
Oily module 3 and execution module 4, in addition to boost module 5, the ring pressure introduce module 2, oil sources oil return module 3, boost module 5
Set gradually from the front to the back with execution module 4, the boost module 5 by high pressure piston oil-control pipe 18, low-pressure piston oil-control pipe 19,
Oil feed line 6, return line 7, pilot operated directional control valve 8, low-pressure piston 9, high pressure piston 10 and check valve assembly 11 are formed, the liquid
Control reversal valve 8, low-pressure piston 9, high pressure piston 10 and check valve assembly 11 are successively set on corresponding to boost module 5 in housing 1,
The high pressure piston oil-control pipe 18, low-pressure piston oil-control pipe 19, oil feed line 6 and return line 7 are separately positioned on corresponding
In housing 1.
The middle-end of oil feed line 6 is connected by low-pressure piston oil-control pipe 19 with pilot operated directional control valve P mouths 15, oil feed line
6 rear ends are connected with the rear end of high pressure piston 10；The front end of return line 7 is connected with pilot operated directional control valve T mouths 17, return line
7 rear ends are connected with the rear end of low-pressure piston 9；The front end of high pressure piston 10 is connected with the rear end of low-pressure piston 9, high pressure piston 10
Rear end is connected by high pressure piston oil-control pipe 18 with pilot operated directional control valve K mouths 14；The front end of low-pressure piston 9 and pilot operated directional control valve
A mouths 16 are connected.
The diameter of the low-pressure piston 9 is more than or equal to 2 times of the diameter of high pressure piston.
Ring pressure in the present invention introduces module 2, oil sources oil return module 3, execution module 4 are prior art, its operation principle
For known technology, it is no longer repeated herein.
At work, after setting tool is lowered into the setting position specified, ground control system provides instruction letter to the present invention
Number drive ring pressure introduces module 2 and worked, and the rodless cavity for the main piston 12 that initial pressure is entered in execution module 4 by pipeline is main
Piston 12 is moved, and setting force needed for bridging plug is set so as to provide underground；When set complete implementation give up when, now load build
Vertical, the pressure oil of the rear end of high pressure piston 10 acts on pilot operated directional control valve hydraulic control K mouths 14 by high pressure piston oil-control pipe 18, when its pressure
Oil return valve element is closed when power reaches certain value, and main valve plug is opened, and pilot operated directional control valve P mouths connect with pilot operated directional control valve A mouths, realizes oil
Liquid enters the front end of low-pressure piston 9 from oil feed line 6 by low-pressure piston oil-control pipe 19, due to low-pressure piston 9 and high pressure piston
Have nearly 4 between 10:1 area ratio, from active force principle, low-pressure piston 9 promotes high pressure piston 10 together forward
End motion, the front end of high pressure piston 10 can obtain nearly 4:1 high supercharging pressure level, hydraulic oil is set to be acted on after check valve assembly 11
In the rodless cavity of main piston 12, reach the purpose of thrust amplification, given up operation so as to realize and complete static pressure energetically.
It is described above, it is only the preferable possible embodiments of the present invention, is not limited to the scope of the present invention.
Claims (3)
1. a kind of setting instrument of cable type static pressure, including ring pressure introduce module, oil sources oil return module and execution module, its feature and existed
In, in addition to boost module, the ring pressure introduce module, oil sources oil return module, boost module and execution module from the front to the back according to
Secondary setting, the boost module is by high pressure piston oil-control pipe, low-pressure piston oil-control pipe, oil feed line, return line, liquid controlled reversing
Valve, low-pressure piston, high pressure piston, check valve assembly are formed, the pilot operated directional control valve, low-pressure piston, high pressure piston and check valve
Component is successively set in the housing corresponding to boost module, the high pressure piston oil-control pipe, low-pressure piston oil-control pipe, fuel feed pump
Road and return line are separately positioned in corresponding housing.
2. the setting instrument of cable type static pressure according to claim 1, it is characterised in that the oil feed line middle-end passes through low
Pressure piston oil-control pipe is connected with pilot operated directional control valve P mouths, and oil feed line rear end is connected with high pressure piston rear end；The oil return pipe
Road front end is connected with pilot operated directional control valve T mouths, and return line rear end is connected with low-pressure piston rear end；The high pressure piston front end
It is connected with low-pressure piston rear end, high pressure piston rear end is connected by high pressure piston oil-control pipe with pilot operated directional control valve K mouths；It is described
Low-pressure piston front end is connected with pilot operated directional control valve A mouths.
3. the setting instrument of cable type static pressure according to claim 1, it is characterised in that the diameter of the low-pressure piston is more than
Equal to 2 times of high pressure piston diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510799933.6A CN105465062B (en) | 2015-11-19 | 2015-11-19 | The setting instrument of cable type static pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510799933.6A CN105465062B (en) | 2015-11-19 | 2015-11-19 | The setting instrument of cable type static pressure |
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| CN105465062A CN105465062A (en) | 2016-04-06 |
| CN105465062B true CN105465062B (en) | 2017-12-05 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205117848U (en) * | 2015-11-19 | 2016-03-30 | 北京美高科技发展有限公司 | Cable formula static pressure seat seals instrument |
| CN114483673A (en) * | 2022-02-23 | 2022-05-13 | 陕西海格瑞恩实业有限公司 | Cable type static pressure seat sealing tool |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205117848U (en) * | 2015-11-19 | 2016-03-30 | 北京美高科技发展有限公司 | Cable formula static pressure seat seals instrument |
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| GB2284622B (en) * | 1993-11-13 | 1997-06-11 | Petroline Wireline Services | Improvements in and relating to downhole tools |
| CN2755273Y (en) * | 2004-12-03 | 2006-02-01 | 盘锦华源石油机械厂 | Super-expand packer |
| DE102007031282A1 (en) * | 2007-07-05 | 2009-01-08 | Uwe Hammer | Hydraulic power amplifier for use in intake manifold of internal combustion engine, has return valve for allowing backflow of control fluid from control valve independent of pressure in supply line or closing supply line |
| CN203532360U (en) * | 2013-11-14 | 2014-04-09 | 中联重科股份有限公司 | Hydraulic pressurization system |
| CN104018797A (en) * | 2014-05-23 | 2014-09-03 | 吉林大学 | Booster type electronic control hydraulic bridge plug feeding tool |
| CN104533873A (en) * | 2015-01-05 | 2015-04-22 | 江苏真绩机械制造有限公司 | Two-way self-locking hydraulic cylinder |
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| CN205117848U (en) * | 2015-11-19 | 2016-03-30 | 北京美高科技发展有限公司 | Cable formula static pressure seat seals instrument |
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