CN203403866U - Integrated oil production technology tubular column - Google Patents
Integrated oil production technology tubular column Download PDFInfo
- Publication number
- CN203403866U CN203403866U CN201320368622.0U CN201320368622U CN203403866U CN 203403866 U CN203403866 U CN 203403866U CN 201320368622 U CN201320368622 U CN 201320368622U CN 203403866 U CN203403866 U CN 203403866U
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- CN
- China
- Prior art keywords
- pump
- oil
- plunger
- tubular column
- assembly
- 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.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- 238000005516 engineering process Methods 0.000 title abstract description 7
- 239000007787 solid Substances 0.000 claims abstract description 36
- 241000252254 Catostomidae Species 0.000 claims abstract description 10
- 239000004576 sand Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000000605 extraction Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000003129 oil well Substances 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 230000001808 coupling Effects 0.000 abstract 6
- 238000010168 coupling process Methods 0.000 abstract 6
- 238000005859 coupling reaction Methods 0.000 abstract 6
- 239000003921 oil Substances 0.000 description 27
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 101700078171 KNTC1 Proteins 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 230000003116 impacting Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000003247 decreasing Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Abstract
The utility model provides an integrated oil production technology tubular column. The integrated oil production technology tubular column comprises a sucker rod, a drip coupling, a sliding sleeve type drip, a solid column plunger pump coupling, a solid column plunger pump, a gas anchor coupling, a sand prevention gas anchor, a plug, and a casing pipe. The integrated oil production technology tubular column is characterized in that in the casing pipe above the oil layer, the upper portion of the sliding sleeve type drip is connected with the drip coupling and the sucker rod successively, and the lower portion of the sliding sleeve type drip is connected with the solid column plunger pump coupling, the solid column plunger pump, the gas anchor coupling, the sand prevention gas anchor and the plug successively. According to the utility model, the oil production, gas prevention and oil drainage integrated design is adopted, the plunger pump adopts a solid structure, the pump diameter will not be affected by the valve ball diameter, the pump diameter can be smaller, the pump efficiency of a stripper well can be significantly improved, the installation of an impact type anchor drip can be facilitated, an oil outlet valve bank is arranged outside the plunger, the strength of the plunger can be enhanced, the advantage of good oil-gas separation effect can be realized, a solid column plunger oil-well pump is adopted, a traveling valve bank and an oil inlet valve bank of the solid column plunger oil-well pump are arranged on the lower portion of the pump cylinder, advantages, such as unblocked oil flow channel, etc., can be realized, and the integrated oil production technology tubular column is widely applied in the oil production technology.
Description
Technical field
The utility model relates to oil exploitation down-hole string, particularly a kind of integrated oil extraction process tubular column.
Background technology
At present, have a kind of oil extraction in oil field process well lower tubular column, its structure is generally hollow plunger formula structure, and the down-hole string of this structure, for oil extraction in oil field technique has been brought into play effect.But it exists following shortcoming or deficiency simultaneously: 1, adopt hollow plunger structure, be subject to the restriction of valve ball diameter, it is too little that pump footpath can not be done, and cannot meet the utilization of low production capacity oil well; 2, be subject to the impact of valve ball, in pump, flow resistance is larger, and pump efficiency is low; 3, pump inner structure is more complicated, is inconvenient to keep in repair and maintain; 4, for solid plunger pump, impacting type grappling bleeder cannot be installed; 5,, for the larger well of giving vent to anger, often there is gas lock problem in oil well pump.
Summary of the invention
The purpose of this utility model is to provide a kind of improved integrated oil extraction process tubular column, adopts bleeder, solid plunger oil extraction pump and sand control gas anchor co-ordinative construction, the shortcoming or the deficiency that effectively overcome or avoid existing in above-mentioned prior art.
Integrated oil extraction process tubular column described in the utility model, comprises sucker rod, bleeder box cupling, sliding-casing type oil discharging apparatus, solid plunger pump box cupling, solid plunger pump, gas anchor box cupling, sand control gas anchor, plug, sleeve pipe.In sleeve pipe more than described oil reservoir, sliding-casing type oil discharging apparatus top is connected with bleeder box cupling, sucker rod in turn, and the bottom of sliding sleeve tubing drain is connected with solid plunger pump box cupling, solid plunger pump, gas anchor box cupling, sand control gas anchor, plug in turn.
Wherein, described sliding-casing type oil discharging apparatus comprises the sliding sleeve of outer tube and interior installation thereof, and sliding sleeve is by cutting off pin and outer tube is fixed together.Two seals circle is installed on described sliding sleeve.Described solid plunger pump comprises the inlet valve group of outer pipe assembly and bottom connection thereof, delivery valve group is positioned at outer pipe assembly, be connected with the duplex fitting of pump with assembly lower end, lower end is free end, pump is arranged in outer pipe assembly with assembly, pump is connected with outer pipe assembly with the duplex fitting of assembly, and assembly for plunger is solid plunger structure, at pump, is connected in assembly with pull bar.
The utility model has advantages of as follows compared with prior art:
1, adopt oil recovery, gas-tight, draining integrated design, plunger is hollow-core construction, and pump footpath is not affected by valve ball diameter, and it is less that pump footpath can be done, and can significantly improve the pump efficiency of stripper well;
2, be beneficial to impacting type grappling bleeder is installed, during operation, can get through easily runner, easily realize oil draining function;
3, plunger displacement pump adopts solid construction, and delivery valve group is placed in plunger outside, strengthens plunger intensity;
4, sand prevention gas anchor adopts slit type screw settling gas anchor, good oil gas separation effect;
5, adopt solid plunger oil pump, its travelling valve group, inlet valve group, external in pump barrel bottom, improved original oil flow channel.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of the present utility model.
Fig. 2 is for pressing the sliding-casing type oil discharging apparatus structural profile schematic diagram shown in Fig. 1.
Fig. 3 is for pressing the solid plunger pump configuration schematic diagram shown in Fig. 1.
The specific embodiment
Consult Fig. 1-Fig. 3, a kind of integrated oil extraction process tubular column, comprise sucker rod 1, bleeder box cupling 2, sliding-casing type oil discharging apparatus 3, solid plunger pump box cupling 4, solid plunger pump 5, gas anchor box cupling 6, sand control gas anchor 7, plug 8, sleeve pipe 9, oil reservoir 10, it is characterized in that in more than 10 sleeve pipe 9 of described oil reservoir, sliding-casing type oil discharging apparatus 3 tops are connected with bleeder box cupling 2, sucker rod 1 in turn, and the bottom of sliding sleeve tubing drain 3 is connected with solid plunger pump box cupling 4, solid plunger pump 5, gas anchor box cupling 6, sand control gas anchor 7, plug 8 in turn.
Sliding-casing type oil discharging apparatus 3 comprises the sliding sleeve 14 of outer tube 11 and interior installation thereof, and sliding sleeve 14 is fixed together with outer tube 11 by cutting off pin 13.Two seals circle 12 is installed on sliding sleeve 14.Solid plunger pump 5 comprises the inlet valve group 19 of outer pipe assembly 15 and its underpart connection, delivery valve group 18 is positioned at outer pipe assembly 15, be connected with the duplex fitting of pump with assembly 17 lower ends, lower end is free end, cylinder assembly 17 is arranged in outer pipe assembly 15, pump is connected with outer pipe assembly 15 with the duplex fitting of assembly 17, and assembly for plunger 16 is solid plunger structure, at pump, is connected in assembly 17 with pull bar.
During upstroke, sucker rod drives the solid plunger of solid plunger pump 5 up, and the cavity volume of solid plunger bottom increases, pressure decreased, inlet valve group 19 is opened, and in well, crude oil enters in the cavity of solid plunger bottom through the lateral access of inlet valve group 19 and delivery valve group 18.During down stroke, solid plunger is descending, the cavity volume of solid plunger bottom reduces, pressure raises, inlet valve group 19 is closed, crude oil in cavity is downward through the lateral access of delivery valve group 18, then from delivery valve group middle part, upwards opens delivery valve group 18 and be expelled to oil pipe through duplex fitting, is then discharged to ground.
When oil well needs operation inspection pump, the mode of draining has two kinds of forms: 1, only 2-5 sucker rods that rod collar is downward need be dropped in well in freely falling body mode, clash into sliding sleeve 14, sliding sleeve 14 positions are moved down, abdicate draining hole site, can realize draining.2, in tubing string, drop into the more than 40 millimeters valve ball of diameter, then in tubing string, suppress, reduce suddenly to pressure, can realize tubing string internal drainage.
Claims (4)
1. an integrated oil extraction process tubular column, comprise sucker rod, bleeder box cupling, sliding-casing type oil discharging apparatus, solid plunger pump box cupling, solid plunger pump, gas anchor box cupling, sand control gas anchor, plug, sleeve pipe, it is characterized in that in described sleeve pipe, sliding-casing type oil discharging apparatus top is connected with bleeder box cupling, sucker rod in turn, and the bottom of sliding sleeve tubing drain is connected with solid plunger pump box cupling, solid plunger pump, gas anchor box cupling, sand control gas anchor, plug in turn.
2. integrated oil extraction process tubular column according to claim 1, is characterized in that described sliding-casing type oil discharging apparatus comprises the sliding sleeve of outer tube and interior installation thereof, and sliding sleeve is by cutting off pin and outer tube is fixed together.
3. integrated oil extraction process tubular column according to claim 2, is characterized in that being provided with on described sliding sleeve two seals circle.
4. integrated oil extraction process tubular column according to claim 1, it is characterized in that described solid plunger pump comprises the inlet valve group of outer pipe assembly and bottom connection thereof, delivery valve group is positioned at outer pipe assembly, be connected with the duplex fitting of pump with assembly lower end, lower end is free end, and pump is arranged in outer pipe assembly with assembly, and pump is connected with outer pipe assembly with the duplex fitting of assembly, assembly for plunger is solid plunger structure, at pump, is connected in assembly with pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320368622.0U CN203403866U (en) | 2013-06-26 | 2013-06-26 | Integrated oil production technology tubular column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320368622.0U CN203403866U (en) | 2013-06-26 | 2013-06-26 | Integrated oil production technology tubular column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203403866U true CN203403866U (en) | 2014-01-22 |
Family
ID=49939805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320368622.0U Expired - Fee Related CN203403866U (en) | 2013-06-26 | 2013-06-26 | Integrated oil production technology tubular column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203403866U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104453818A (en) * | 2014-11-06 | 2015-03-25 | 中国石油天然气股份有限公司 | Combustion stimulation well injection and extraction integrated tubular column and ignition method of combustion stimulation well injection and extraction integrated tube |
| CN104712536A (en) * | 2013-12-13 | 2015-06-17 | 中国石油天然气股份有限公司 | Solid plunger oil production tubing string |
-
2013
- 2013-06-26 CN CN201320368622.0U patent/CN203403866U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712536A (en) * | 2013-12-13 | 2015-06-17 | 中国石油天然气股份有限公司 | Solid plunger oil production tubing string |
| CN104453818A (en) * | 2014-11-06 | 2015-03-25 | 中国石油天然气股份有限公司 | Combustion stimulation well injection and extraction integrated tubular column and ignition method of combustion stimulation well injection and extraction integrated tube |
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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 |
Granted publication date: 20140122 Termination date: 20150626 |
|
| EXPY | Termination of patent right or utility model |