CN204419560U - Long-plunger note adopts integral type antiscale pump - Google Patents
Long-plunger note adopts integral type antiscale pump Download PDFInfo
- Publication number
- CN204419560U CN204419560U CN201420795212.9U CN201420795212U CN204419560U CN 204419560 U CN204419560 U CN 204419560U CN 201420795212 U CN201420795212 U CN 201420795212U CN 204419560 U CN204419560 U CN 204419560U
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- Prior art keywords
- plunger
- pump barrel
- pump
- long
- gas injection
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- 238000002347 injection Methods 0.000 claims abstract description 45
- 239000007924 injection Substances 0.000 claims abstract description 45
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 4
- 238000013507 mapping Methods 0.000 abstract description 3
- 238000005065 mining Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 11
- 239000003129 oil well Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000002421 anti-septic effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- -1 for deep-well Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of long-plunger note and adopt integral type antiscale pump, this antiscale pump comprises pump barrel (3), the inside of pump barrel (3) is provided with long-plunger (2), long-plunger (2) is connected with sucker rod (1), sucker rod (1) drives long-plunger (2) to-and-fro motion in pump barrel (3), the top of pump barrel (3) sidewall is formed with injecting hole (6), the outside of pump barrel (3) is provided with the cross under (4) holding pump barrel (3), gas injection passage (40) is formed between the inwall of cross under (4) and the outer wall of pump barrel (3), the fluid of gas injection operation enters stratum by injecting hole (6) from gas injection passage (40).Long-plunger note of the present utility model is adopted integral type antiscale pump and is made gas injection and integration of recovering the oil, increase pump displacement, pump barrel and plunger is prevented to produce fouling, and remove the dirt of pump barrel and plunger surface, add the intensity of the pump housing, the demand that lower-continuous mapping reaches the deep mining of 2500m can be met.
Description
Technical field
The utility model relates to a kind of oil well pump, particularly relates to a kind of long-plunger note and adopts integral type antiscale pump.
Background technique
Along with deepening continuously of In Oil Field Exploration And Development, stratum energy declines thereupon, and oil well has to be produced by natural energy proceed to the artificial lift stage.And entering the middle and later periods developed oil fields, owing to there is the situations such as the low and feed flow of energy shortage, High water cut, liquid level is not enough, and then cause simple artificial lift mode to be difficult to meet the needs of oil field development, further exploitation need depend on the more raising recovery process technology such as tertiary oil recovery.
Wherein, Eor By Gas Injection technique, as a current maturation and the technique of not carried out on a large scale at home, has the huge rising space, and the gas injection technology especially for Carbonate Reservoir has huge increasing oil potentiality especially.According to current most field situation, the oil well pump of current extensive use almost cannot meet gas injection technology requirement, and main exist some deficiency following:
1) conventional rod pump is maximum lower dark close to dark under the limit.According to statistics, the maximum lower of the conventional rod pump that current most of oil field adopts all is no more than 3500 meters deeply, and this is also dark under the limit that conventional rod pump can bear under existing processing technique condition, gas injection tube column reaches 5000m deeply simultaneously, pump barrel bottom tail pipe reaches 2500m, and conventional oil well pump intensity is difficult to meet technological requirement.
2) ultradeep well gas injection tube column costly, and for saving activity duration and expense, need to adopt gas-injection oil-production integration oil well pump, conventional oil well pump generally just for oil pumping system, cannot meet the requirement of ultradeep well gas injection technology.
3) Some Domestic oil field belongs to ultra-deep, high salinity reservoirs, and Partial Block heavy oil reserves is enriched.The problem that ultradeep well gas injection ground is supporting is faced when Eor By Gas Injection technique is carried out to Carbonate Reservoir, strata pressure is higher, ground installation bearing capacity is limited, and when needing extensive gas injection, for deep-well, air water mixed water injection is current best method of gas injection.The pump barrel corrosion and scaling caused due to the factor injecting water quality and stratum is the insoluble problem of gas injection technology, and existing oil well pump also cannot meet above-mentioned requirements.
Summary of the invention
The purpose of this utility model is to provide one can either meet gas injection, oil recovery requirement, possess again good corrosion protection, scale-preventing performance long-plunger note adopt integral type antiscale pump.
For achieving the above object, the concrete technological scheme that long-plunger note of the present utility model adopts integral type antiscale pump is:
A kind of long-plunger note adopts integral type antiscale pump, comprise pump barrel, the inside of pump barrel is provided with long-plunger, long-plunger is connected with sucker rod, sucker rod drives long-plunger to-and-fro motion in pump barrel, and the top of pump barrel sidewall is formed with injecting hole, and the outside of pump barrel is provided with the cross under holding pump barrel, be formed with gas injection passage between the inwall of cross under and the outer wall of pump barrel, the fluid of gas injection operation enters stratum by injecting hole from gas injection passage.
Further, pump barrel comprises pump barrel and lower pump barrel, and lower pump barrel lengthens cylinder by pump barrel and upper pump barrel is fixed together, and the internal diameter of upper pump barrel is greater than the internal diameter of lower pump barrel.
Further, long-plunger comprises upper plug and lower plunger, and upper plug and lower plunger are fixed together, and the internal diameter of upper plug is greater than the internal diameter of lower plunger.
Further, the sidewall of upper plug has been embedded in the first wiper ring, and the outer surface of the first wiper ring outer surface and upper plug is in same vertical plane, and the first wiper ring can clear up the dirt of pump barrel internal surface.
Further, be provided with between upper pump barrel and cross under and deposit dirty space, deposit dirt and be spatially located at gas injection channel upper, deposit dirty space and store the dirt that the first wiper ring scrapes.
Further, the inwall of lower pump barrel is provided with the second wiper ring, and the second wiper ring can clear up the dirt of lower plunger outer surface.
The advantage that long-plunger note of the present utility model adopts integral type antiscale pump is:
1) make gas injection and integration of recovering the oil, save time and money;
2) pump displacement is increased;
3) effectively prevent pump barrel and plunger to produce fouling, and remove the dirt of pump barrel and plunger surface, solve fouling in gas injection process to the impact of pump condition;
4) intensity of the pump housing is added;
5) demand that lower-continuous mapping reaches the deep mining of 2500m can be met.
Accompanying drawing explanation
Fig. 1 is the action schematic diagram that long-plunger of the present utility model note adopts the gas injection operation of integral type antiscale pump;
Fig. 2 is the action schematic diagram that long-plunger of the present utility model note adopts the up stroke operation of integral type antiscale pump;
Fig. 3 is the action schematic diagram that long-plunger of the present utility model note adopts the down stroke operation of integral type antiscale pump.
Embodiment
In order to better understand the purpose of this utility model, structure and function, below in conjunction with accompanying drawing, integral type antiscale pump being adopted to a kind of long-plunger note of the present utility model and does further detailed description.
As shown in Figure 1 to Figure 3, long-plunger note is adopted integral type antiscale pump and is comprised pump barrel 3, pump barrel 3 is arranged on the inside of sleeve pipe 13, the inside of pump barrel 3 is provided with long-plunger 2, long-plunger 2 is connected with sucker rod 1, sucker rod 1 drives long-plunger 2 to-and-fro motion in pump barrel 2, the top of pump barrel 3 sidewall is formed with injecting hole 6, the outside of pump barrel 3 is provided with the cross under 4 holding pump barrel 3, be formed with gas injection passage 40 between the inwall of cross under 4 and the outer wall of pump barrel 3, the fluid of gas injection operation enters stratum by injecting hole 6 from gas injection passage 40.
Further, pump barrel 3 comprises pump barrel 31 and lower pump barrel 32, lower pump barrel 32 lengthens cylinder 33 by pump barrel and is fixed together with upper pump barrel 31, upper pump barrel 31 lengthens cylinder 33 same inner diameter with pump barrel, the internal diameter of upper pump barrel 31 is greater than the internal diameter of lower pump barrel 32, add the length of pump barrel 3, and then add pump displacement.Wherein, upper pump barrel 31 and lower pump barrel 32 all have employed long-plunger short pump barrel structure, add the requirement of plunger seal.
Further, cross under 4 and upper pump barrel 31 are fixed together, and inwall highlight and the upper pump barrel 31 outer wall highlight of cross under 4 are fixed together, and bottom and the tail pipe 5 of cross under 4 link together, cross under 4 adopts sky steel matter, adds the intensity of pump barrel 3.
Further, when gas injection operates, long-plunger 2 is moved downward to and no longer contacts with injecting hole 6, the fluid of gas injection operation is flowed down from gas injection passage by injecting hole 6, enter stratum by screen casing 51 hole on tail pipe 5, avoid fluid and enter stratum in pump barrel 3, prevent the fouling and corrosion of pump barrel 3 and long-plunger 2, avoid and turn blocking when taking out and dirty card phenomenon, extend the working life of antiscale pump.Wherein, injecting hole 6 employs stainless steel material, improves antiseptic effect.
Further, long-plunger 2 comprises upper plug 21 and lower plunger 22, and upper plug 21 and lower plunger 22 are fixed together, and the internal diameter of upper plug 21 is greater than the internal diameter of lower plunger 22, adds the length of long-plunger 2, can meet the gas-injection oil-production job requirement of ultradeep well.
Further, be provided with top-down upper outlet valve 10, lower outlet valve 11 and oiling valve 12 in upper plug 21, upper outlet valve 10, lower outlet valve 11 and oiling valve 12 all can make gas and fluid pass through.Upper outlet valve 10 in the application, lower outlet valve 11 and oiling valve 12 all adopt conventional equipment in related domain.
Further, the sidewall of upper plug 21 has been embedded in the first wiper ring 7, the outer surface of the first wiper ring 7 and the outer surface of upper plug 21 are in same vertical plane, when long-plunger 2 to-and-fro motion, first wiper ring 7 can clear up the dirt of pump barrel 31 internal surface, and in preventing gas injection to operate, fouling is on the impact of antiscale pump.
Further, be provided with between the outer wall of upper pump barrel 31 and the inwall of cross under 4 and deposit dirty space 9, deposit dirty space 9 and be positioned at gas injection passage 40 top, deposit dirty space 9 and can store the dirt that the first wiper ring 7 scrapes.
Further, the inwall of lower pump barrel 32 is provided with the opening that the second wiper ring 8, second wiper ring 8 is arranged on lower pump barrel 32, and when long-plunger 2 to-and-fro motion, the second wiper ring 9 can clear up the dirt of lower plunger 22 outer surface.
Further, the pump housing outer wall that long-plunger note adopts integral type antiscale pump employs nickel plating anticorrosion process, improves the antiseptic effect of antiscale pump.
Below the working procedure that long-plunger note of the present utility model adopts integral type antiscale pump is described in detail.
Working procedure of the present utility model comprise gas injection and follow-up turn take out two-part:
As shown in Figure 1, in gas injection operation, sucker rod 1 is transferred to the end, formed and touch pump, now, upper plug 21 sinks to pump barrel 31 bottom, and injecting hole 6 is communicated with oil pipe on pump and forms gas injection and positive well-flushing passage, can carry out gas injection operation.Gas injection is complete, above carries long-plunger 2, and upper plug 21 seals the through hole of injecting hole 6, returns to normal production.
Turn take out in operation, as shown in Figure 2, during upstroke, long-plunger 2 moves upward, and upper outlet valve 10 and lower outlet valve 11 are closed by head of liquid effect in oil pipe, and the annular chamber volume formed between lower plunger 22 and upper pump barrel 31 increases, and then pressure reduces, oiling valve 12 is opened under the effect of pump intake pressure, and upper outlet valve 10 and lower outlet valve 11 are closed, and fluid enters in annular chamber by the inner chamber of lower plunger 22 and the through hole of oiling valve 12 successively, as shown in Figure 3, during down stroke, annular chamber is volume reduction gradually due to entering of fluid, and then pressure increase, oiling valve 12 cuts out, upper outlet valve 10 and lower outlet valve 11 are opened, annular chamber inner fluid enters in the oil pipe on antiscale pump by lower outlet valve 11 and upper plug 21 inner chamber successively, now, the pressure of oil pipe fluid column is born in lower plunger 22 upper end, oil well submergence pressure is born in lower end, under differential pressure action, lower plunger 22 produces downward hydraulic feedback power, pull sucker rod 1 to descending, effectively overcome sucker rod 1 descending time viscous crude viscous resistance, thus ensure sucker rod 1 and pumping unit synchronous operation.
Long-plunger note of the present utility model adopts integral type antiscale pump, makes gas injection and integration of recovering the oil, saves time and money; Increase pump displacement; Effectively prevent pump barrel and plunger to produce fouling, and remove the dirt that pump barrel and plunger surface may have been formed, solve fouling in gas injection process to the impact of pump condition; Add the intensity of the pump housing; The demand that lower-continuous mapping reaches the deep mining of 2500m can be met.
By specific embodiment, the utility model is further described above; but it should be understood that; here concrete description; should not be construed as the restriction to essence of the present utility model and scope; one of ordinary skilled in the art to the various amendments that above-described embodiment is made, belongs to the scope that the utility model is protected after reading this specification.
Claims (6)
1. a long-plunger note adopts integral type antiscale pump, comprise pump barrel (3), the inside of pump barrel (3) is provided with long-plunger (2), long-plunger (2) is connected with sucker rod (1), sucker rod (1) drives long-plunger (2) to-and-fro motion in pump barrel (3), it is characterized in that, the top of pump barrel (3) sidewall is formed with injecting hole (6), the outside of pump barrel (3) is provided with the cross under (4) holding pump barrel (3), gas injection passage (40) is formed between the inwall of cross under (4) and the outer wall of pump barrel (3), the fluid of gas injection operation enters stratum by injecting hole (6) from gas injection passage (40).
2. long-plunger note according to claim 1 adopts integral type antiscale pump, it is characterized in that, pump barrel (3) comprises pump barrel (31) and lower pump barrel (32), lower pump barrel (32) lengthens cylinder (33) by pump barrel and is fixed together with upper pump barrel (31), and the internal diameter of upper pump barrel (31) is greater than the internal diameter of lower pump barrel (32).
3. long-plunger note according to claim 2 adopts integral type antiscale pump, it is characterized in that, long-plunger (2) comprises upper plug (21) and lower plunger (22), upper plug (21) and lower plunger (22) are fixed together, and the internal diameter of upper plug (21) is greater than the internal diameter of lower plunger (21).
4. long-plunger note according to claim 3 adopts integral type antiscale pump, it is characterized in that, the sidewall of upper plug (21) has been embedded in the first wiper ring (7), the outer surface of the first wiper ring (7) outer surface and upper plug (21) is in same vertical plane, and the first wiper ring (7) can clear up the dirt of pump barrel (31) internal surface.
5. long-plunger note according to claim 4 adopts integral type antiscale pump, it is characterized in that, be provided with between upper pump barrel (31) and cross under (4) and deposit dirty space (9), deposit dirty space (9) and be positioned at gas injection passage (40) top, deposit dirty space (9) and store the dirt that the first wiper ring (7) scrapes.
6. long-plunger note according to claim 3 adopts integral type antiscale pump, it is characterized in that, the inwall of lower pump barrel (32) is provided with the second wiper ring (8), and the second wiper ring (8) can clear up the dirt of lower plunger (21) outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420795212.9U CN204419560U (en) | 2014-12-15 | 2014-12-15 | Long-plunger note adopts integral type antiscale pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420795212.9U CN204419560U (en) | 2014-12-15 | 2014-12-15 | Long-plunger note adopts integral type antiscale pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204419560U true CN204419560U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420795212.9U Expired - Fee Related CN204419560U (en) | 2014-12-15 | 2014-12-15 | Long-plunger note adopts integral type antiscale pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204419560U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649585A (en) * | 2016-01-27 | 2016-06-08 | 新疆江汉油田技术服务有限公司 | Flood suction integrated pipe column and operating process thereof |
| CN110130858A (en) * | 2019-06-12 | 2019-08-16 | 克拉玛依胜利高原机械有限公司 | A kind of bridge-type note takes out wear-and corrosion-resistant drop and joins integrated lifting technology and computer collecting system |
| CN111550216A (en) * | 2020-04-29 | 2020-08-18 | 山东省寿光市六丰实业有限公司 | Injection-production integrated lifting device |
-
2014
- 2014-12-15 CN CN201420795212.9U patent/CN204419560U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649585A (en) * | 2016-01-27 | 2016-06-08 | 新疆江汉油田技术服务有限公司 | Flood suction integrated pipe column and operating process thereof |
| CN110130858A (en) * | 2019-06-12 | 2019-08-16 | 克拉玛依胜利高原机械有限公司 | A kind of bridge-type note takes out wear-and corrosion-resistant drop and joins integrated lifting technology and computer collecting system |
| CN110130858B (en) * | 2019-06-12 | 2023-09-22 | 克拉玛依胜利高原机械有限公司 | Bridge type injection-extraction wear-resistant corrosion-resistant ginseng-lowering integrated lifting process and mechanical system |
| CN111550216A (en) * | 2020-04-29 | 2020-08-18 | 山东省寿光市六丰实业有限公司 | Injection-production integrated lifting device |
| CN111550216B (en) * | 2020-04-29 | 2021-12-21 | 山东省寿光市六丰实业有限公司 | Injection-production integrated lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 |