CN203961915U - A kind of fixed displacement is crossed pump dosing lifting device - Google Patents
A kind of fixed displacement is crossed pump dosing lifting device Download PDFInfo
- Publication number
- CN203961915U CN203961915U CN201420233882.1U CN201420233882U CN203961915U CN 203961915 U CN203961915 U CN 203961915U CN 201420233882 U CN201420233882 U CN 201420233882U CN 203961915 U CN203961915 U CN 203961915U
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- pump
- oil
- rod string
- fixed displacement
- crossed
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 18
- 239000003814 drug Substances 0.000 claims abstract description 52
- 239000003129 oil well Substances 0.000 claims abstract description 37
- 238000002347 injection Methods 0.000 claims abstract description 8
- 239000007924 injection Substances 0.000 claims abstract description 8
- 238000005086 pumping Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 235000009508 confectionery Nutrition 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model discloses a kind of fixed displacement and cross pump dosing lifting device, comprise the oil pumper that is placed in aboveground ground, be placed in the oil pipe in down-hole casing, be placed in the oil well pump on oil pipe, described oil pumper enters well head below by rod string and connects oil well pump, described rod string is hollow rod, also comprise the multifunctional adjustable medicament Dropping feeder that is placed in aboveground ground, described multifunctional adjustable medicament Dropping feeder is mainly medicine storing pot, described medicine storing pot is connected on rod string by feed-line and injection threeway, on the pipeline connecting between described medicine storing pot and threeway, set up a measuring pump, realize the adjustable automation of medicament and crossed pump dropping.Described oil well pump below connects a rotational flow mixing device.On rod string and the position that is positioned at well head below is provided with a single flow device.The utility model possesses the dropping of automation fixed displacement, initiatively confection and production fluid, crosses the functions such as pump increases the weight of.
Description
Technical field
The utility model relates to oil well chemical feeding device, and especially a kind of fixed displacement is crossed pump dosing lifting device.
Background technology
At present carry out the oil well of wax control, scale removal, viscosity reduction etc. clearly by dosing, its medicament is generally regularly concentrated and is added by oil jacket annular space.Which exists medicament and drips discontinuous, inhomogeneously, and medicament and production fluid mixed effect be poor, take effect slowly, causes the problems such as pharmacy effect effect is unstable.For this present situation, to invent fixed displacement and crossed the technical research of pump dosing lifting technology, object is by adding medicament active confection and production fluid in oil pipe under pump, reach raising pharmacy effect, reducing dosing, the effect that alleviates labor strength.
Summary of the invention
The purpose of this utility model is to provide a kind of fixed displacement to cross pump dosing lifting device, possesses the dropping of automation fixed displacement, initiatively confection and production fluid, crosses the functions such as pump increases the weight of.
In order to reach above-mentioned purpose, the utility model has adopted following technical scheme, a kind of fixed displacement is crossed pump dosing lifting device, comprise the oil pumper that is placed in aboveground ground, be placed in the oil pipe in down-hole casing, be placed in the oil well pump on oil pipe, described oil pumper enters well head below by rod string and connects oil well pump, described rod string is hollow rod, also comprise the multifunctional adjustable medicament Dropping feeder that is placed in aboveground ground, described multifunctional adjustable medicament Dropping feeder is mainly medicine storing pot, described medicine storing pot is connected on rod string by feed-line and injection threeway, on the pipeline connecting between described medicine storing pot and threeway, set up a measuring pump, realize the adjustable automation of medicament and crossed pump dropping.
Described oil well pump below connects a rotational flow mixing device, and described rotational flow mixing device comprises eddy flow center pillar and be arranged on the blade on eddy flow center pillar, and the described eddy flow center pillar with blade is realized and being moved up and down by the oil well pump of top and the drive of rod string.
On described eddy flow center pillar and the lower position that is positioned at blade be provided with the release for release medicine.
Described oil well pump is offset hollow oil-well pump, and this oil well pump comprises outside pump barrel and is arranged on the plunger of pump barrel inside, described plunger upper end connecting with pumping rod post, and lower end connects rotational flow mixing device.
Described rod string is single current hollow-rod string, and on this rod string and the position that is positioned at well head below is provided with a single flow device.
Described feed-line is high-pressure hose.
Compared to prior art, the utlity model has following beneficial effect:
Ground system is mainly multifunctional adjustable medicament Dropping feeder, also comprises the conventional equipment such as oil pumper, well head; Downhole system comprises the hollow roofbolt of single current, offset hollow oil-well pump, rotational flow mixing device, the tubing string matching and conventional oil well casing.Ground system is responsible for medicament storage, metering, fixed displacement dropping; Single current hollow-rod string, to oil well pump and rotational flow mixing device transferring power, provides medicament passage, and its inner passage possesses one-way flow ability---and ground medicament can enter down-hole by forward, and in well, production fluid cannot adverse current arrive ground; Offset hollow pump is well liquid lifting equipment, and medicament passage is left in inside, using ball valve side as inlet valve, replaces common hollow pump annular suction valve structure to improve reliability; Rotational flow mixing device is responsible for medicament and is discharged, stir, if desired can to roofbolt implement to increase the weight of to alleviate under pump slow under, bending phenomenon.When process implementing, ground medicament is along hollow roofbolt inside---hollow oil-well pump inside---, and rotational flow mixing device enters under pump in oil pipe, mix with well liquid, after rotational flow mixing device stirs, under oil well pump effect, arrive ground from rod tube annular space together with production fluid in well.
Feature of the present invention: (1) medicament injection rate is adjustable, total, and injection rate can be monitored, and possesses medicament heat insulation function, a whole set of medicament Dropping feeder skid-mounted type design; (2) as the oil well pump of lifting equipment, adopt offset ball valve to replace the annular plate valve of conventional hollow pump, can effectively improve the secondary reliability of valve and life-span; (3) innovative design rotational flow mixing device under pump, initiatively stir medicament and well liquid by roofbolt power with straight line and the form that rotatablely moves, make its full and uniform mixing, can improve pharmacy effect effect, minimizing dosing.
Brief description of the drawings
Fig. 1 is the structure chart that a kind of fixed displacement of the present utility model is crossed pump dosing lifting device.
In figure: 1, multifunctional adjustable medicament Dropping feeder; 1-1, medicine storing pot; 1-2, measuring pump; 1-3, injection threeway; 1-4, high-pressure hose; 2, single current hollow-rod string; 2-1, hollow rod; 2-2, single flow device; 3, offset hollow oil-well pump; 3-1, pump barrel; 3-2, plunger; 4, rotational flow mixing device; 4-1, blade; 4-2, release; 5, oil pipe; 6, sleeve pipe; 7, oil pumper; 8, well head.
Detailed description of the invention
Relevant detailed description of the present utility model and technology contents, coordinate brief description of the drawings as follows, but accompanying drawing only provides the use of reference with explanation, is not used for the utility model to be limited.
As shown in Figure 1, a kind of fixed displacement is crossed pump dosing lifting device, comprise the oil pumper 7 that is placed in aboveground ground, be placed in the oil pipe 5 in down-hole casing, be placed in the oil well pump on oil pipe, described oil pumper enters well head below by rod string and connects oil well pump, described rod string is hollow rod 2-1, also comprise the multifunctional adjustable medicament Dropping feeder 1 that is placed in aboveground ground, described multifunctional adjustable medicament Dropping feeder is mainly medicine storing pot 1-1, described medicine storing pot is connected on rod string by feed-line and injection threeway 1-3, on the pipeline connecting between described medicine storing pot and threeway, set up a measuring pump 1-2, realize the adjustable automation of medicament and crossed pump dropping.Described feed-line is high-pressure hose 1-4.
Described oil well pump below connects a rotational flow mixing device 4, described rotational flow mixing device comprises eddy flow center pillar and is arranged on the blade 4-1 on eddy flow center pillar, and the described eddy flow center pillar with blade is realized and being moved up and down by the oil well pump of top and the drive of rod string.On described eddy flow center pillar and the lower position that is positioned at blade be provided with the release 4-2 for release medicine.
Described oil well pump is offset hollow oil-well pump 3, and this oil well pump comprises outside pump barrel 3-1 and is arranged on the plunger 3-2 of pump barrel inside, described plunger upper end connecting with pumping rod post, and lower end connects rotational flow mixing device.Described rod string is single current hollow-rod string 2, and on this rod string and the position that is positioned at well head below is provided with a single flow device 2-2.
Its embodiment is: the pump barrel 3-1 of offset hollow oil-well pump 3 is with oil pipe 5 G.I.H precalculated positions; Then rotational flow mixing device 4 is connected successively with offset hollow oil-well pump plunger 3-2, single current hollow-rod string 2, G.I.H, and plunger 3-2 enters and in pump barrel 3-1, completes underground equipment installation; Well head 8, oil pumper 7, multifunctional adjustable medicament Dropping feeder 1 are installed afterwards.When day-to-day operation, the medicament that needs are added injects the medicine storing pot 1-1 of multipurpose agent Dropping feeder, opens measuring pump 1-2, adjusts and drips discharge capacity according to the dripping quantity of optimizing in advance.After medicament is pressurizeed by measuring pump 1-2, through high-pressure hose 1-4, injection threeway 1-3, single current hollow-rod string 2, plunger 3-2, rotational flow mixing device 4, finally enter in oil pipe from the release 4-2 of rotational flow mixing device.Rotational flow mixing device 4 moves up and down under the drive of plunger 3-2, and the main blade of blade 4-1 is subject to liquid flow impact to produce rotation, drives secondary blade to rotate, and secondary blade stirs well liquid, and medicament is fully mixed with well liquid.Last mixed liquor drains into ground flow via oil well pump 3 along rod tube annular space.
This technique has realized the adjustable automation of medicament and has crossed pump dropping, by active confection and production fluid, solve to enter well medicament and mix uneven problem, improve medicament result of use, and the larger oil well of friction in down stroke is provided under pump and increases the weight of function, effectively alleviate the slow lower phenomenon of roofbolt.
The foregoing is only preferred embodiment of the present utility model, non-in order to limit the scope of the claims of the present utility model, other use the equivalence of patent spirit of the present utility model to change, and all should all belong to the scope of the claims of the present utility model.
Claims (6)
1. a fixed displacement is crossed pump dosing lifting device, comprise the oil pumper that is placed in aboveground ground, be placed in the oil pipe in down-hole casing, be placed in the oil well pump on oil pipe, described oil pumper enters well head below by rod string and connects oil well pump, described rod string is hollow rod, it is characterized in that, also comprise the multifunctional adjustable medicament Dropping feeder that is placed in aboveground ground, described multifunctional adjustable medicament Dropping feeder is mainly medicine storing pot, described medicine storing pot is connected on rod string by feed-line and injection threeway, on the pipeline connecting between described medicine storing pot and threeway, set up a measuring pump, realize the adjustable automation of medicament and crossed pump dropping.
2. a kind of fixed displacement according to claim 1 is crossed pump dosing lifting device, it is characterized in that, described oil well pump below connects a rotational flow mixing device, described rotational flow mixing device comprises eddy flow center pillar and is arranged on the blade on eddy flow center pillar, and the described eddy flow center pillar with blade is realized and being moved up and down by the oil well pump of top and the drive of rod string.
3. a kind of fixed displacement according to claim 2 is crossed pump dosing lifting device, it is characterized in that, on described eddy flow center pillar and the lower position that is positioned at blade be provided with the release for release medicine.
4. a kind of fixed displacement according to claim 2 is crossed pump dosing lifting device, it is characterized in that, described oil well pump is offset hollow oil-well pump, this oil well pump comprises outside pump barrel and is arranged on the plunger of pump barrel inside, described plunger upper end connecting with pumping rod post, lower end connects rotational flow mixing device.
5. a kind of fixed displacement according to claim 1 is crossed pump dosing lifting device, it is characterized in that, described rod string is single current hollow-rod string, and on this rod string and the position that is positioned at well head below is provided with a single flow device.
6. a kind of fixed displacement according to claim 1 is crossed pump dosing lifting device, it is characterized in that, described feed-line is high-pressure hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233882.1U CN203961915U (en) | 2014-05-09 | 2014-05-09 | A kind of fixed displacement is crossed pump dosing lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233882.1U CN203961915U (en) | 2014-05-09 | 2014-05-09 | A kind of fixed displacement is crossed pump dosing lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203961915U true CN203961915U (en) | 2014-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420233882.1U Expired - Lifetime CN203961915U (en) | 2014-05-09 | 2014-05-09 | A kind of fixed displacement is crossed pump dosing lifting device |
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| CN (1) | CN203961915U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775800A (en) * | 2015-03-27 | 2015-07-15 | 承德石油高等专科学校 | Valve type viscose oil pumping and oil production system |
| CN106150462A (en) * | 2015-03-27 | 2016-11-23 | 中国石油化工股份有限公司 | The method of a kind of down-hole dosing and device for continuously adding medicine |
| CN107387024A (en) * | 2017-07-18 | 2017-11-24 | 中国石油天然气股份有限公司 | Hollow sucker rod shaft dosing device and shaft dosing method |
-
2014
- 2014-05-09 CN CN201420233882.1U patent/CN203961915U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775800A (en) * | 2015-03-27 | 2015-07-15 | 承德石油高等专科学校 | Valve type viscose oil pumping and oil production system |
| CN106150462A (en) * | 2015-03-27 | 2016-11-23 | 中国石油化工股份有限公司 | The method of a kind of down-hole dosing and device for continuously adding medicine |
| CN107387024A (en) * | 2017-07-18 | 2017-11-24 | 中国石油天然气股份有限公司 | Hollow sucker rod shaft dosing device and shaft dosing method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141126 |