CN109505566A - A kind of temperature control swimming type eddy flow gas well drainage plunger - Google Patents
A kind of temperature control swimming type eddy flow gas well drainage plunger Download PDFInfo
- Publication number
- CN109505566A CN109505566A CN201811591296.3A CN201811591296A CN109505566A CN 109505566 A CN109505566 A CN 109505566A CN 201811591296 A CN201811591296 A CN 201811591296A CN 109505566 A CN109505566 A CN 109505566A
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- China
- Prior art keywords
- blade
- control
- rod
- outer cylinder
- fixed
- 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.)
- Granted
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- 230000009182 swimming Effects 0.000 title claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 238000006073 displacement reaction Methods 0.000 claims abstract description 13
- 238000003860 storage Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 239000007787 solid Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 19
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000191291 Abies alba Species 0.000 description 1
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B47/00—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps
- F04B47/12—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having free plunger lifting the fluid to the surface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cyclones (AREA)
Abstract
The present invention relates to a kind of temperature control swimming type eddy flow gas well drainage plungers, including outer cylinder, liquid storage cylinder, expansion corrugated pipe, control-rod, side concentric gap is equipped with control-rod in outer cylinder, and the other side in outer cylinder is fixed with liquid storage cylinder, is coaxially installed with expansion corrugated pipe between the liquid storage cylinder and control-rod；Control-rod position is corresponded in outer cylinder outer edge surface and is coaxially radially fixed with a fixed blade, blade and lower blade is coaxially separately installed on the outer cylinder of the fixed blade upper and lower, blade, lower blade are identical as the structure of fixed blade, and spacing is equal；The coaxial opposite rotation of blade and lower blade by the axial displacement of control-rod using toggle mechanism realization on outer cylinder, the axial slits being thus closed or opened between fixed blade.The present invention can in well automatic wander up and down, and effectively the water in well can be discharged on ground as long as travelling range can cover the range of water ring whithin a period of time using the different feature of well depth temperature different in pit shaft.
Description
Technical field
The invention belongs to oil/gas well apparatus field, it is related in gas-field exploitation producing well for water ring on the gas well borehole wall to be discharged
Device, especially a kind of temperature control swimming type eddy flow gas well drainage plunger.
Background technique
When the water of gas well output forms water ring on the borehole wall, effective way is to add one in the lower section for forming water ring location
A cyclone makes water become droplet using gas shock water ring, and air-flow is followed to reach ground.Since water ring is in the position of pit shaft
It sets and is affected by many factors, and can gradually be moved down with the influence that stratum energy declines.This makes cyclone need and then water ring
Change in location, effectively could take the water in pit shaft to ground.
Currently, this cyclone be all it is fixed, to change position and need artificial pulling again, and calculate and also to compare
Accurately could effectively it drain.
By retrieval, a related patent document is only found:
Gas well Auto-drainage plunger (106522898A), including along the plunger cylinder for being axially arranged with through-hole, the plunger barrel
Be equipped in vivo and the through-hole be separated into the control mechanisms of upper chamber and lower chambers, the plunger cylinder include at least outer diameter by greatly to
Limiting slot is equipped in small the first canister unit and the second canister unit, first canister unit and the second canister unit, the
Two canister units are radially provided with the by-pass that can be connected to through-hole along the limiting slot, the control mechanism be equipped with can will be described on
Pressure difference between chamber and lower chambers is transformed into the elastic sensing element of axial displacement, and is connected with the elastic sensing element
And it can reciprocatingly slide under the action of elastic sensing element along the limiting slot and member is executed with unlatching/closing by-pass
Part.The plunger can utilize elastic sensing element according to the variation of shaft bottom hydrops degree while realizing responding curve of well continuous production
By-pass unlatching/closing is controlled, realize automatic drain and controls drain frequency in optimum level.
By the comparison of technical characteristic, although patent document disclosed above is identical as the purpose of present patent application, in skill
It is not identical in art scheme, it will not influence the creativeness of present patent application.
Summary of the invention
It is an object of the invention in place of overcome the deficiencies in the prior art, provide a kind of temperature control swimming type eddy flow gas well draining
Plunger, the plunger can in well automatic wander up and down, and the feature different using well depth temperature different in pit shaft, as long as travelling
Range can cover the range of water ring whithin a period of time, and effectively the water in well can be discharged on ground.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of temperature control swimming type eddy flow gas well drainage plunger, including outer cylinder, liquid storage cylinder, expansion corrugated pipe, control-rod, outer cylinder
Interior side concentric gap is equipped with control-rod, and the other side in outer cylinder is fixed with liquid storage cylinder, between the liquid storage cylinder and control-rod
It is coaxially installed with expansion corrugated pipe；Control-rod position is corresponded in outer cylinder outer edge surface and is coaxially radially fixed with a fixed blade, at this
Coaxially it is separately installed with blade and lower blade on the outer cylinder of fixed blade upper and lower, blade, lower blade and fixed blade
Structure is identical, and spacing is equal；Blade and lower blade are realized on outer cylinder by the axial displacement of control-rod using toggle mechanism
Coaxial opposite rotation, the axial slits being thus closed or opened between fixed blade.
Moreover, being coaxially installed with a disc spring between the control-rod and outer cylinder.
Moreover, the structure of toggle mechanism used by the axial displacement of upper leaf piece and lower blade by control-rod is:
It is formed respectively with upper guide groove and lower guide channel on the control-rod of corresponding blade and lower blade, upper guide groove and lower guide channel are oblique position
Type groove is moved, and mirror symmetry is arranged；The lower end of blade and lower blade on outer cylinder is packed in respectively in respective change, should
Two changes are slidably mounted in the coaxial made sliding groove of outer cylinder, and the radial direction of two sliding grooves respectively corresponds control-rod institute
The upper guide groove and lower guide channel of system；A guide rod is slidably fitted in upper guide groove and lower guide channel, the other end point of two guide rods
It Chuan Guo not the made sliding groove of outer cylinder and hinged with the bottom of two changes in two sliding grooves respectively.
Moreover, the diameter of the width and guide rod of the upper guide groove and lower guide channel matches, the axis angle of two guide grooves and
Length is calculated with respect to the axial movement distance of outer cylinder by control-rod and is determined, the angle phase that the folder degree of blade covering of the fan is turned over needs
Match.
The advantages and benefits of the present invention are:
1, the position that the present invention is formed using known well temperature curve and water ring adjusts Temperature Control Type travelling plunger on ground
It is good, and put into from christmas tree, surface temperature is usually less than downhole temperature, and the blade alignment of three groups of upper, middle and lower, shielding surface is minimum,
Plunger falls automatically under the effect of gravity, and with plunger downlink, temperature increases three groups of blades and is mutually unfolded, and shielding surface increases；When
After the motive force of ascending air is greater than plunger self weight, plunger uplink, until low temperature is aligned blade again, air-flow motive force is less than
Plunger self weight, plunger downlink again.
2, the upper and lower travelling that the present invention is controlled is that liquid volume is caused to change drive control bar using the temperature difference in well
Band movable vane piece rotates, it is possible thereby to design the plunger of the larger travelling distance in well section as needed, is greatly improved in well section
Coverage area can solve the masty Railway Project of fixed cyclone: be influenced to lead to water by gas expansion and heat transfer etc.
Yield caused by ring position calculates inaccuracy, declined caused water ring location decline by stratum energy, generating system and is other becomes
Variation of water ring location caused by changing etc. can also use the more than two fixed eddy flows of swimming type plunger substitution for deep-well
Device, technical effect is very significant, effectively increases gas well water pumping gas production efficiency, it might even be possible to the too early water logging of water-producing gas well be avoided to stop
It is the problem of production, larger to the contribution rate of national energy industry.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the A-A of Fig. 1 to cross section schematic diagram；
Fig. 3 is the B-B direction cross section enlarged diagram of Fig. 1；
Fig. 4 is the portion the C structure enlargement diagram of Fig. 2；
Fig. 5 is the left view of Fig. 1；
Fig. 6 is the partial structural diagram of control-rod of the present invention.
Specific embodiment
With reference to the accompanying drawing, the embodiment of the present invention is described further；Following embodiments are illustrative, are not to limit
Property, it cannot be limited the scope of protection of the present invention with following embodiments.
A kind of temperature control swimming type eddy flow gas well drainage plunger, including outer cylinder 1, liquid storage cylinder 6, expansion corrugated pipe 7, control-rod
8, side concentric gap is equipped with control-rod in outer cylinder, and a disc spring 9 is coaxially installed between the control-rod and outer cylinder；In outer cylinder
The other side be fixed with liquid storage cylinder, be coaxially installed with expansion corrugated pipe between the liquid storage cylinder and control-rod；In outer cylinder outer edge surface pair
It answers control-rod position to be coaxially radially fixed with a fixed blade 3, is coaxially installed respectively on the outer cylinder of the fixed blade upper and lower
There are blade 2 and lower blade 4, blade, lower blade are identical as the structure of fixed blade, and spacing is equal；Blade and lower blade
The coaxial opposite rotation on outer cylinder is realized using toggle mechanism by the axial displacement of control-rod, thus between closing fixed blade
Axial slits, referring to Fig. 1,2,3,5.
The structure of toggle mechanism used by the axial displacement of upper leaf piece and lower blade by control-rod is:
Be formed respectively with upper guide groove 11 and lower guide channel 12 on the control-rod of corresponding blade and lower blade, upper guide groove and under lead
Slot is oblique displacement type groove, and mirror symmetry is arranged, referring to Fig. 6；Distinguish the lower end of blade and lower blade on outer cylinder
It is packed in respective change 5, which is slidably mounted in the coaxial made sliding groove of outer cylinder, two sliding grooves
Radial direction respectively correspond the made upper guide groove and lower guide channel of control-rod；A guide rod is slidably fitted in upper guide groove and lower guide channel
10, the other end of two guide rods be each passed through the made sliding groove of outer cylinder and respectively with two changes in two sliding grooves
Bottom is hinged.This structure move control-rod can only in the axial direction with respect to outer cylinder, cannot coaxially relatively rotate, but can axis
To displacement；When control-rod is axially moveable with respect to outer cylinder, so that it may drive blade, lower blade to generate rotation, be led according to two
The structure of slot design, blade and lower blade rotate towards each other angle, thus with fixed blade it is common it is progressive, all cover oil pipe
Section.
The diameter of the width and guide rod of the upper guide groove and lower guide channel matches, the axis angles of two guide grooves and length by
Control-rod is calculated with respect to the axial movement distance of outer cylinder and is determined.Made two sliding grooves across guide rod of outer cylinder are for guiding leaf
Piece rotation, depth penetrates barrel, width match with guide rod, and length needs the angle calculation turned over to obtain by blade: if you need to
30 degree are turned over, then the length of slot is perimeter * 30/360 (another plus guide rod diameter).Blade outer to the center of circle distance by oil pipe
Internal diameter determines that the folder degree of blade covering of the fan matches with the angle turned over is needed.
The working principle of the invention is:
In all production of hydrocarbons wells, well temperature is all the increase with well depth and raised, utilizes this of well temperature
The feature of expanding with heat and contract with cold of kind changing rule and object, i.e., heated liquid expands in fluid reservoir when temperature is raised, pushes bellows
Stretching, extension, liquid storage pot liquid contracts on cooling upon a drop in temperature, and bellows retracts；The movement of control-rod is by bellows is flexible and dish
Spring co- controlling；When bellows stretches, push lever stretches and compresses disc spring, and when bellows is shunk, control-rod is pushed away in disc spring
It is shunk together under dynamic with bellows.When the axially opposed outer cylinder of control-rod is mobile, by guide rod in the position of oblique displacement type groove
It moves, converts the axial of change for the axial displacement of guide rod and rotate, upper and lower leaf is thus driven to rotate.The effect of disc spring is
When guaranteeing that bellows retracts, control-rod can be followed and be moved together.
Claims (4)
1. a kind of temperature control swimming type eddy flow gas well drainage plunger, it is characterised in that: including outer cylinder, liquid storage cylinder, expansion corrugated pipe, control
Bar processed, side concentric gap is equipped with control-rod in outer cylinder, and the other side in outer cylinder is fixed with liquid storage cylinder, the liquid storage cylinder and control
Expansion corrugated pipe is coaxially installed between bar processed；Control-rod position, which is corresponded to, in outer cylinder outer edge surface is coaxially radially fixed with a fixed leaf
Piece, is coaxially separately installed with blade and lower blade on the outer cylinder of the fixed blade upper and lower, blade, lower blade and solid
The structure of fixed blade is identical, and spacing is equal；Blade and lower blade are realized by the axial displacement of control-rod using toggle mechanism
Coaxial opposite rotation on outer cylinder, the axial slits being thus closed or opened between fixed blade.
2. temperature control swimming type eddy flow gas well drainage plunger according to claim 1, it is characterised in that: the control-rod and outer
A disc spring is coaxially installed between cylinder.
3. temperature control swimming type eddy flow gas well drainage plunger according to claim 1, it is characterised in that: upper leaf piece and under
The structure of toggle mechanism used by axial displacement of the blade by control-rod is: in corresponding blade and the control-rod of lower blade
On be formed respectively with upper guide groove and lower guide channel, upper guide groove and lower guide channel are oblique displacement type groove, and mirror symmetry is arranged；In outer cylinder
On blade and the lower end of lower blade be packed in respective change respectively, it is coaxial which is slidably mounted on outer cylinder
In made sliding groove, the radial direction of two sliding grooves respectively corresponds the made upper guide groove and lower guide channel of control-rod；In upper guide groove
And a guide rod is slidably fitted in lower guide channel, the other end of two guide rods is each passed through the made sliding groove of outer cylinder and difference
It is hinged with the bottom of two changes in two sliding grooves.
4. temperature control swimming type eddy flow gas well drainage plunger according to claim 1, it is characterised in that: the upper guide groove and under
The width of guide groove and the diameter of guide rod match, axial fortune of the axis angle and length of two guide grooves by control-rod with respect to outer cylinder
Dynamic distance, which calculates, to be determined, the folder degree of blade covering of the fan matches with the angle turned over is needed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591296.3A CN109505566B (en) | 2018-12-25 | 2018-12-25 | Temperature control floating type rotational flow gas well drainage plunger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811591296.3A CN109505566B (en) | 2018-12-25 | 2018-12-25 | Temperature control floating type rotational flow gas well drainage plunger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109505566A true CN109505566A (en) | 2019-03-22 |
| CN109505566B CN109505566B (en) | 2020-11-27 |
Family
ID=65754646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811591296.3A Active CN109505566B (en) | 2018-12-25 | 2018-12-25 | Temperature control floating type rotational flow gas well drainage plunger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109505566B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2210374Y (en) * | 1994-01-27 | 1995-10-18 | 山东工业大学 | Non phase change and liquid expand type temp. adjustment device |
| US20060090893A1 (en) * | 2004-11-04 | 2006-05-04 | Schlumberger Technology Corporation | Plunger Lift Apparatus That Includes One or More Sensors |
| US20060231247A1 (en) * | 2005-04-18 | 2006-10-19 | Glenn Schneider | Production Plunger |
| CN102305051A (en) * | 2011-08-12 | 2012-01-04 | 成都理工大学 | Temperature-controlled umbrella type gas lift plunger |
| CN203559878U (en) * | 2013-11-15 | 2014-04-23 | 中国石油集团川庆钻探工程有限公司 | Drainage mining pump for gas well |
| CN104500020A (en) * | 2014-11-03 | 2015-04-08 | 北京金科龙石油技术开发有限公司 | Moving plunger for gas well production with water withdrawal |
| CN106522898A (en) * | 2016-11-02 | 2017-03-22 | 中国石油化工股份有限公司 | Gas well automatic water draining plunger |
-
2018
- 2018-12-25 CN CN201811591296.3A patent/CN109505566B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2210374Y (en) * | 1994-01-27 | 1995-10-18 | 山东工业大学 | Non phase change and liquid expand type temp. adjustment device |
| US20060090893A1 (en) * | 2004-11-04 | 2006-05-04 | Schlumberger Technology Corporation | Plunger Lift Apparatus That Includes One or More Sensors |
| US20060231247A1 (en) * | 2005-04-18 | 2006-10-19 | Glenn Schneider | Production Plunger |
| CN102305051A (en) * | 2011-08-12 | 2012-01-04 | 成都理工大学 | Temperature-controlled umbrella type gas lift plunger |
| CN203559878U (en) * | 2013-11-15 | 2014-04-23 | 中国石油集团川庆钻探工程有限公司 | Drainage mining pump for gas well |
| CN104500020A (en) * | 2014-11-03 | 2015-04-08 | 北京金科龙石油技术开发有限公司 | Moving plunger for gas well production with water withdrawal |
| CN106522898A (en) * | 2016-11-02 | 2017-03-22 | 中国石油化工股份有限公司 | Gas well automatic water draining plunger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109505566B (en) | 2020-11-27 |
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