CN106837761B - A kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump - Google Patents
A kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump Download PDFInfo
- Publication number
- CN106837761B CN106837761B CN201710188242.1A CN201710188242A CN106837761B CN 106837761 B CN106837761 B CN 106837761B CN 201710188242 A CN201710188242 A CN 201710188242A CN 106837761 B CN106837761 B CN 106837761B
- Authority
- CN
- China
- Prior art keywords
- plunger
- pump
- pump barrel
- sand control
- environmental protection
- 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.)
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- 239000003129 oil well Substances 0.000 title claims abstract description 23
- 239000004576 sand Substances 0.000 title claims abstract description 19
- 238000004134 energy conservation Methods 0.000 title claims abstract description 15
- 230000007613 environmental effect Effects 0.000 title claims abstract description 15
- 238000005086 pumping Methods 0.000 claims description 13
- 239000000446 fuel Substances 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 31
- 235000019198 oils Nutrition 0.000 description 31
- 239000010779 crude oil Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000019476 oil-water mixture Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- F04B47/02—Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps the driving mechanisms being situated at ground level
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1071—Wear protectors; Centralising devices, e.g. stabilisers specially adapted for pump rods, e.g. sucker rods
-
- 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
- F04B53/04—Draining
-
- 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
-
- 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
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
- F04B53/162—Adaptations of cylinders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump, it is related to oil exploration equipment technical field, including pump barrel and the plunger being slideably positioned in the pump barrel, described pump barrel one end is also fixedly connected with a lower linking tube, the end of the lower linking tube is equipped with standing valve assembly, one end of the plunger is slideably positioned in the pump barrel, the other end of the plunger is arranged in the lower linking tube, gap is equipped between the lower linking tube and the plunger, oil charging structure is additionally provided with the plunger in the lower linking tube, travelling valve assembly is additionally provided with the pump barrel, described travelling valve assembly one end is connected with the plunger, the other end of the travelling valve assembly is connected by connection structure with sucker rod, on the pump barrel oil leak hole is additionally provided with the connection structure.The present invention not jet pipe, free from environmental pollution in clean-out service, avoids the problems such as well site cleaning difficulty is big, costly after well workover.
Description
Technical field
The present invention relates to driving unit on screw pump technical field, and in particular to a kind of long plunger sand control can just wash energy conservation and environmental protection
Oil well pump.
Background technology
Oil well pump is that the common downhole hardware for crude oil in well being extracted into ground is driven by pumping unit.Common oil well pump mainly by
The most of composition of pump barrel, inlet valve, plunger, drain four.According to fixed form of the oil well pump in underground, can be divided into tubing pump and
Insert pump.Existing oil well pump, in well-flushing, it is necessary to be additionally arranged at the bottom bleeder, crude oil in oil pipe is missed by bleeder
To stratum, after when operation need to play out sucker rod, input gravity rod interrupts bleeder, is formed on oil well pump standing valve top logical
Road, crude oil releases in pipe, and the influence full of oil-water mixture and viscosity of crude, tube inner wall wax deposition reduce gravity rod in oil pipe
Downstream rate, bleeder do not open, and oil mixing with water liquid during operation in oil pipe sprays to well head surrounding, and wax removal time length is special
It is that dead oil is more in winter oil pipe, is first led to one time with extension bar, then with hot car wax removal, pollute environment, well site is cleared up after well workover
Difficulty is big, costly.
The content of the invention
Present invention aims at solve above-mentioned technical problem existing in the prior art, there is provided a kind of long plunger sand control can be just
Wash energy conservation and environmental protection oil well pump, not jet pipe, free from environmental pollution during clean-out service, well site cleaning difficulty is big, costly after avoiding well workover
The problems such as.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：
A kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump, including pump barrel and the column that is slideably positioned in the pump barrel
Plug, it is characterised in that described pump barrel one end is also fixedly connected with a lower linking tube, and the end of the lower linking tube is total equipped with standing valve
Into one end of the plunger is slideably positioned in the pump barrel, and the other end of the plunger is arranged in the lower linking tube, described
Gap is equipped between lower linking tube and the plunger, oil charging structure is additionally provided with the plunger in the lower linking tube, it is described
Travelling valve assembly is additionally provided with pump barrel, described travelling valve assembly one end is connected with the plunger, the travelling valve assembly
The other end be connected by connection structure with sucker rod, be additionally provided with oil leak hole at the connection structure on the pump barrel.
Preferably, the oil charging structure includes the lower contact being connected with the plunger, and the lower contact is equipped with fuel feed hole,
Cavity in the plunger is connected by the fuel feed hole with the gap.
Preferably, the end of the lower contact is additionally provided with length adjustment connector, and guarantor is additionally provided with the length adjustment connector
Sheath.
Preferably, the end of the standing valve assembly is additionally provided with sand control pipe assembly.
Preferably, the connection structure includes oil pumping rod centering device and the transition joint interconnected by box cupling, described
Oil pumping rod centering device is connected by box cupling with the sucker rod, and the transition joint is connected with the travelling valve assembly.
Preferably, the pump barrel is equipped with least two oil leak holes, and the oil leak hole is uniformly divided along the circumferential of the pump barrel
Cloth.
Preferably, connected between the pump barrel and the lower linking tube by sub-coupling.
The present invention is by adopting the above-described technical solution, have the advantages that：
(1) present invention sets oil leak hole on pump barrel, will be solidifying oily from the oil leak hole top on oil well pump top in clean-out service
Go out, and remove the solidifying oil and wax on tube inner wall and sucker rod, be pumped directly into subterranean layer, jet pipe phenomenon will not occur, do not pollute
Environment；
(2) there is provided can be applied widely with the connector of adjustment length in plunger lower end by the present invention；
(3) present invention sets oil pumping rod centering device to can guarantee that sucker rod stable working with connecting with pumping rod in its upper end,
Improve work efficiency；
(4) present invention reduces work pump barrel length and increase the length of plunger, improve pumping operation when work
Efficiency.
Brief description of the drawings
Attached drawing, which is used for providing, understands the preferable of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the structure diagram that a kind of long plunger sand control of the present invention can just wash energy conservation and environmental protection oil well pump；
Fig. 2 is the structure diagram at the lower connection structure of the present invention；
Fig. 3 is the structure diagram at connection structure of the present invention.
In figure mark for：1st, pump barrel；2nd, plunger；3rd, lower linking tube；4th, standing valve assembly；5th, oil charging structure；51st, connect under
Head；52nd, length adjustment connector；53rd, protective case；6th, travelling valve assembly；7th, connection structure；71st, oil pumping rod centering device；72nd, in
Between connector；8th, sucker rod；9th, oil leak hole；10th, fuel feed hole；11st, sand control pipe assembly；12nd, sub-coupling；13rd, gap.
Embodiment
The embodiment that the invention will now be described in detail with reference to the accompanying drawings.
As shown in Figure 1 to Figure 3, a kind of long plunger sand control for the present invention can just wash energy conservation and environmental protection oil well pump, including pump barrel 1
With the plunger 2 being slideably positioned in pump barrel 1,1 one end of pump barrel is also fixedly connected with a lower linking tube 3, and the end of lower linking tube 3, which is equipped with, to be fixed
Valve assembly 4, one end of plunger 2 are slideably positioned in pump barrel 1, and the other end of plunger 2 is arranged in lower linking tube 3, lower linking tube 3 with
Gap 13 is equipped between plunger 2, oil charging structure 5 is additionally provided with the plunger 2 in lower linking tube 3, is additionally provided with pump barrel 1 travelling all
That assembly 6,6 one end of travelling valve assembly are connected with plunger 2, and the other end of travelling valve assembly 6 passes through connection structure 7 and oil pumping
Bar 8 connects, and oil leak hole 9 is additionally provided with connection structure 7 on pump barrel 1.
Oil charging structure 5 includes the lower contact 51 that is connected with plunger 2, and lower contact 51 is equipped with fuel feed hole 10, the sky in plunger 2
Chamber is connected by fuel feed hole 10 with gap 13.
The end of lower contact 51 is additionally provided with length adjustment connector 52, and protective case 53 is additionally provided with length adjustment connector 51.
The end of standing valve assembly 4 is additionally provided with sand control pipe assembly 11.
Connection structure 7 includes oil pumping rod centering device 71 and the transition joint 72 interconnected by box cupling, sucker rod stabilizing
Device 71 is connected by box cupling with sucker rod 8, and transition joint 72 is connected with travelling valve assembly 6.
Pump barrel 1 is equipped with least two oil leak holes 9, and oil leak hole 9 is uniformly distributed along the circumferential direction of pump barrel 1.
It is fixedly connected between pump barrel 1 and lower linking tube 3 by sub-coupling 12.
The working method of the present invention：
The present invention first suitably lifts plunger upwards in pumping operation, plunger is blocked oil leak hole, after adjusting stroke, i.e.,
Can normal pumping operation；
Optical-rod clamp is dismantled before well-flushing, polished rod is first slowly put into standing valve position before operation, in well head push pipe line
Pump truck is connected at gate, turn on pump car well-flushing slowly ejects solidifying oil from the oil leak hole on oil well pump top, remove tube inner wall and
Solidifying oil and wax on sucker rod, are pumped directly into subterranean layer.Especially when oil well is located in city, flood diversion zone, environmentally friendly area, private residence
Area, well site area is small, the big hole condition of pressure, and well site cleaning difficulty is big after avoiding pollution environment, well workover, the factor such as expense height.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to previous embodiment
Described technical solution is modified, or carries out equivalent substitution to which part technical characteristic.All spirit in the present invention
Within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump, including pump barrel and the column that is slideably positioned in the pump barrel
Plug, it is characterised in that described pump barrel one end is also fixedly connected with a lower linking tube, and the end of the lower linking tube is total equipped with standing valve
Into one end of the plunger is slideably positioned in the pump barrel, and the other end of the plunger is arranged in the lower linking tube, described
Gap is equipped between lower linking tube and the plunger, oil charging structure is additionally provided with the plunger in the lower linking tube, it is described
Travelling valve assembly is additionally provided with pump barrel, described travelling valve assembly one end is connected with the plunger, the travelling valve assembly
The other end be connected by connection structure with sucker rod, be additionally provided with oil leak hole at the connection structure on the pump barrel.
2. a kind of long plunger sand control according to claim 1 can just wash energy conservation and environmental protection oil well pump, it is characterised in that it is described into
Oily structure includes the lower contact that is connected with the plunger, and the lower contact is equipped with fuel feed hole, and the cavity in the plunger passes through
The fuel feed hole is connected with the gap.
3. a kind of long plunger sand control according to claim 2 can just wash energy conservation and environmental protection oil well pump, it is characterised in that under described
The end of connector is additionally provided with length adjustment connector, and protective case is additionally provided with the length adjustment connector.
4. a kind of long plunger sand control according to claim 1 can just wash energy conservation and environmental protection oil well pump, it is characterised in that described solid
The end for determining valve assembly is additionally provided with sand control pipe assembly.
5. a kind of long plunger sand control according to claim 1 can just wash energy conservation and environmental protection oil well pump, it is characterised in that the company
Binding structure includes oil pumping rod centering device and the transition joint interconnected by box cupling, the oil pumping rod centering device by box cupling and
The sucker rod connection, the transition joint are connected with the travelling valve assembly.
6. a kind of long plunger sand control according to claim 1 can just wash energy conservation and environmental protection oil well pump, it is characterised in that the pump
Cylinder is equipped with least two oil leak holes, and the oil leak hole is uniformly distributed along the circumferential direction of the pump barrel.
7. a kind of long plunger sand control according to claim 1 can just wash energy conservation and environmental protection oil well pump, it is characterised in that the pump
Cylinder is fixedly connected between the lower linking tube by sub-coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188242.1A CN106837761B (en) | 2017-03-27 | 2017-03-27 | A kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188242.1A CN106837761B (en) | 2017-03-27 | 2017-03-27 | A kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106837761A CN106837761A (en) | 2017-06-13 |
| CN106837761B true CN106837761B (en) | 2018-04-13 |
Family
ID=59130573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710188242.1A Active CN106837761B (en) | 2017-03-27 | 2017-03-27 | A kind of long plunger sand control can just wash energy conservation and environmental protection oil well pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106837761B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5095976A (en) * | 1988-11-08 | 1992-03-17 | Appleton Billy D | Tubing sand pump |
| CN2641320Y (en) * | 2003-09-05 | 2004-09-15 | 韩永利 | Positive flushing oil prodn. deep well tube type pump |
| CN2761873Y (en) * | 2004-12-11 | 2006-03-01 | 牛君 | Sand proof, anti blocking oil extraction pump |
| CN101220807A (en) * | 2007-01-08 | 2008-07-16 | 凌建军 | Lever oil pump capable of eliminating eccentric wear and directly flushing well |
| CN201381972Y (en) * | 2009-04-20 | 2010-01-13 | 王谦 | Clamp spring rod type oil-well pump |
| WO2012177179A2 (en) * | 2011-06-22 | 2012-12-27 | Gabdullin Rivener Musavirovich | Downhole pump assembly |
| CN206571659U (en) * | 2017-03-27 | 2017-10-20 | 盐城华远石油机械有限公司 | A kind of long plunger sand control can just wash energy-conserving and environment-protective oil well pump |
-
2017
- 2017-03-27 CN CN201710188242.1A patent/CN106837761B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5095976A (en) * | 1988-11-08 | 1992-03-17 | Appleton Billy D | Tubing sand pump |
| CN2641320Y (en) * | 2003-09-05 | 2004-09-15 | 韩永利 | Positive flushing oil prodn. deep well tube type pump |
| CN2761873Y (en) * | 2004-12-11 | 2006-03-01 | 牛君 | Sand proof, anti blocking oil extraction pump |
| CN101220807A (en) * | 2007-01-08 | 2008-07-16 | 凌建军 | Lever oil pump capable of eliminating eccentric wear and directly flushing well |
| CN201381972Y (en) * | 2009-04-20 | 2010-01-13 | 王谦 | Clamp spring rod type oil-well pump |
| WO2012177179A2 (en) * | 2011-06-22 | 2012-12-27 | Gabdullin Rivener Musavirovich | Downhole pump assembly |
| CN206571659U (en) * | 2017-03-27 | 2017-10-20 | 盐城华远石油机械有限公司 | A kind of long plunger sand control can just wash energy-conserving and environment-protective oil well pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106837761A (en) | 2017-06-13 |
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