CN201262146Y - Oil extraction apparatus of full-metal single screw pump - Google Patents
Oil extraction apparatus of full-metal single screw pump Download PDFInfo
- Publication number
- CN201262146Y CN201262146Y CNU2008201326624U CN200820132662U CN201262146Y CN 201262146 Y CN201262146 Y CN 201262146Y CN U2008201326624 U CNU2008201326624 U CN U2008201326624U CN 200820132662 U CN200820132662 U CN 200820132662U CN 201262146 Y CN201262146 Y CN 201262146Y
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- helical rotor
- rotor pump
- metallic
- oil
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- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
The utility model discloses a full metal single screw pump oil production device comprising a ground driving device, a single screw pump which is made of full metal, a continuous polished rod for connecting the driving device and one end of the single screw pump, an anchor which is connected with the other end of the single screw pump and a variable frequency speed regulating controller for controlling the driving device. The single screw pump comprises a full metal stator which is arranged in an oil well and a rotor which is positioned in the stator and connected with the continuous polished rod and rotates together therewith, and spiral curve surfaces which are mutually matched are arranged on the outer surface of the rotor and the inner surface of the stator. The oil production device in the utility model has the advantages of high number of revolution, high temperature resistance, anti-sand and anti-flash evaporation properties due to the improvement of the screw pump structure.
Description
Technical field
The utility model is about a kind of extracting device of oil that is used for oil extraction, more particularly, and about a kind of oil extraction that is used to contain situations such as sand, gassiness, oil are thick, and the high temperature resistant full-metallic helical rotor pump extracting device of oil that directly drives by ground.
Background technique
Screw pump oil production device is applicable to and contains sand, gassiness, oily thick exploitation occasion, and have economize on electricity, simple in structure, advantage such as efficient is high, operating cost is low, occupation of land is few, the oil well that is no more than 1500 meters for well depth nearly all can use, so screw pump oil production device is actively promoted and extensive use in each elephant.
Although screw pump oil production device has the reduction cost for oil production, multinomial advantage such as energy saving, but because structure characteristic, can't adapt to hot environment, and the reserves that present world oil is employed are the viscous crude of thermal recovery greatly, for example the reserves employed now of Liaohe Oil Field are viscous crude (and being super viscous crude and special viscous crude) more than 60%, need to adopt steam soak, steam driven, SAGD (Steam-Assisted GravityDrainage, SAGD) thermal recovery technology such as technology is exploited, downhole temperature reaches more than 200 ℃, can reach more than 250 ℃ when annotating vapour, therefore existing screw pump oil production device can not adapt to so high temperature.Being badly in need of a kind of resistant to elevated temperatures screw pump oil production device occurs.
The model utility content
The purpose of this utility model is to provide a kind of full-metallic helical rotor pump extracting device of oil, and this device can be suitable for the mining environment of high temperature.
Full-metallic helical rotor pump extracting device of oil in the utility model includes surface drive, the helical rotor pump that full-metallic is made, be used to connect the continuous polished rod of described drive unit and described helical rotor pump one end, anchor that is connected with described helical rotor pump the other end and the variable frequency regulating speed control device that is used to control described drive unit, described helical rotor pump includes the whole-metal stator of inserting oil well inside and is positioned at the rotor that described stator interior connects and rotates with described continuous polished rod, the spiral camber that is provided with mutual coupling in the outer surface and the described inner surface of stator of described rotor.
The spiral camber of portion and stator body are by the metallic material single forming within it for described stator, and described rotor is processed through finish turning, chromium plating and polishing by alloy steel material.
Described rotor is hollow or solid construction.
Described surface drive includes the motor by described variable frequency regulating speed control device control.
Described motor is an efficient permanent magnet moment pattern vertical hollow motor, and the output shaft that this hollow shaft motor is is connected with described continuous polished rod.
Described spiral camber is the double helix curved surface.
Described motor is connected with described continuous polished rod by the side's card that is located at described motor afterbody.
Extracting device of oil in the utility model makes the working environment of its applicable temperature up to 250 ℃ by the architecture advances to screw pump stator.Utilize ground surface driving simultaneously, it is simple in structure to make that extracting device of oil has, and it is easy, easy to adjust to install, and easily is automated, and is the most effective, most economical, safest device of viscous crude (or the high oil that coagulates) exploitation.
Description of drawings
Fig. 1 is a full-metallic helical rotor pump extracting device of oil structural representation in the utility model;
Fig. 2 is the structural representation of full-metallic helical rotor pump in the utility model;
Fig. 3 is the structural representation of full-metallic helical rotor pump stator in the utility model.
Embodiment
The specific embodiment of the utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the full-metallic helical rotor pump extracting device of oil in the utility model includes full-metallic helical rotor pump 4, continuous polished rod 3, surface drive 2, anchor 5, variable frequency regulating speed control device 1.Wherein:
As shown in Figure 2, full-metallic helical rotor pump 4 comprises the internal surface stator 40 of curved surface and outer surface curved surface and the rotor 41 that cooperatively interacts with stator 40 internal surface spiral cambers in the shape of a spiral in the shape of a spiral, stator 40 rotors 41 are made by the alloyed steel metal material, can reach 250 ℃ by high temperature resistant degree, even higher.Stator 40 is by the whole processing of the material through special technology of alloyed steel, comprises the stator body and the internal surface of curved surface in the shape of a spiral, and rotor 41 usefulness alloyed steel bars also polish through finish turning, chromium plating and process.Rotor 41 can be a hollow-core construction, also can be solid construction, and this is to realize easily to one skilled in the art, therefore explanation no longer separately.
The internal surface of stator 40 is a spiral camber, and for cooperating with stator 40, helical rotor pump 4 adopts single screw-rod structure.
Continuously an end of polished rod 3 is connected with the output shaft of motor, and the other end is connected with the rotor 41 of full-metallic helical rotor pump 4, also can be connected with rotor 41 in the helical rotor pump 4 via sucker rod 7.
The anchor 5 and the variable frequency regulating speed control device 1 that are connected with full-metallic helical rotor pump 4 the other end all adopt prior art, and its concrete structure and working principle are described no longer separately.
The working principle of the full-metallic helical rotor pump extracting device of oil in the utility model is as follows:
Utilize variable-frequency governor 1 to come motor start and stop and running in the accessory drive 2, this motor drives continuous polished rod 3 rotations by the side's card 6 that is located at the motor afterbody, by sucker rod 7 transmission of power is given the helical rotor pump 4 of down-hole by continuous polished rod 3, thereby the electric energy that variable-frequency governor 1 is provided is converted to mechanical energy, rotation along with helical rotor pump 4 rotors 41, be formed with a plurality of sealed chamber at the outer surface of rotor 41 and the internal surface of stator 40, and along with the rotation of rotor 41, the oil of being adopted is inhaled under the effect of suction side (helical rotor pump bottom) pressure reduction, and be pushed through by the suction side and get rid of end (referring to the helical rotor pump upper end), pressure constantly raises, flow is very even, the lifting that fluid is continuous.
Claims (7)
1, a kind of full-metallic helical rotor pump extracting device of oil, include surface drive, the helical rotor pump that full-metallic is made, be used to connect the continuous polished rod of described drive unit and described helical rotor pump one end, anchor that is connected with described helical rotor pump the other end and the variable frequency regulating speed control device that is used to control described drive unit, it is characterized in that, described helical rotor pump includes the whole-metal stator of inserting oil well inside and is positioned at the rotor that described stator interior connects and rotates with described continuous polished rod, the spiral camber that is provided with mutual coupling in the outer surface and the described inner surface of stator of described rotor.
2, full-metallic helical rotor pump extracting device of oil according to claim 1, it is characterized in that, the spiral camber of portion and stator body are by the metallic material single forming within it for described stator, and described rotor is processed through finish turning, chromium plating and polishing by alloy steel material.
3, full-metallic helical rotor pump extracting device of oil according to claim 1 is characterized in that, described rotor is hollow or solid construction.
According to the full-metallic helical rotor pump extracting device of oil described in the claim 1, it is characterized in that 4, described surface drive includes the motor by described variable frequency regulating speed control device control.
5, full-metallic helical rotor pump extracting device of oil according to claim 4 is characterized in that, described motor is an efficient permanent magnet moment pattern vertical hollow motor, and the output shaft that this hollow shaft motor is is connected with described continuous polished rod.
6, full-metallic helical rotor pump extracting device of oil according to claim 1 is characterized in that, described spiral camber is the double helix curved surface.
According to the full-metallic screw pump oil production device described in the claim 5, it is characterized in that 7, described motor is connected with described continuous polished rod by the side's card that is located at described motor afterbody.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201326624U CN201262146Y (en) | 2008-08-20 | 2008-08-20 | Oil extraction apparatus of full-metal single screw pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201326624U CN201262146Y (en) | 2008-08-20 | 2008-08-20 | Oil extraction apparatus of full-metal single screw pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201262146Y true CN201262146Y (en) | 2009-06-24 |
Family
ID=40808620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201326624U Expired - Lifetime CN201262146Y (en) | 2008-08-20 | 2008-08-20 | Oil extraction apparatus of full-metal single screw pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201262146Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011134085A1 (en) * | 2010-04-30 | 2011-11-03 | Oil Lift Technology Inc. | A continuous rod pump drive system |
| CN102979718A (en) * | 2012-12-18 | 2013-03-20 | 宁波正鼎石油机械设备制造有限公司 | Full-metal high-temperature-resistant screw pump |
| CN102979717A (en) * | 2012-12-18 | 2013-03-20 | 宁波正鼎石油机械设备制造有限公司 | Full-metal high-temperature-resistant screw pump |
| CN104279157A (en) * | 2014-09-15 | 2015-01-14 | 刘云卿 | Screw pump with metal stator with equal wall thickness |
| CN104948448A (en) * | 2015-06-25 | 2015-09-30 | 舟山市第一塑料机械有限公司 | Whole split or integrated all-metal screw pump |
| CN105673471A (en) * | 2014-11-20 | 2016-06-15 | 中国石油化工股份有限公司 | Metal screw pump vertical type simulation experiment method |
| WO2020177349A1 (en) * | 2019-03-06 | 2020-09-10 | 无锡恒信北石科技有限公司 | Intelligent oil extraction system using all-metal screw pump |
| RU2783156C1 (en) * | 2019-03-06 | 2022-11-09 | Уси Хэнсинь Бейши Текнолоджи Ко., Лтд | Smart petroleum production system with an all-metal screw pump |
-
2008
- 2008-08-20 CN CNU2008201326624U patent/CN201262146Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011134085A1 (en) * | 2010-04-30 | 2011-11-03 | Oil Lift Technology Inc. | A continuous rod pump drive system |
| CN102979718A (en) * | 2012-12-18 | 2013-03-20 | 宁波正鼎石油机械设备制造有限公司 | Full-metal high-temperature-resistant screw pump |
| CN102979717A (en) * | 2012-12-18 | 2013-03-20 | 宁波正鼎石油机械设备制造有限公司 | Full-metal high-temperature-resistant screw pump |
| CN102979717B (en) * | 2012-12-18 | 2015-08-05 | 宁波正鼎石油机械设备制造有限公司 | A kind of Full-metal high-temperature-resscrewt screwt pump |
| CN102979718B (en) * | 2012-12-18 | 2015-09-30 | 宁波正鼎石油机械设备制造有限公司 | A kind of Full-metal high-temperature-resscrewt screwt pump |
| CN104279157A (en) * | 2014-09-15 | 2015-01-14 | 刘云卿 | Screw pump with metal stator with equal wall thickness |
| CN105673471A (en) * | 2014-11-20 | 2016-06-15 | 中国石油化工股份有限公司 | Metal screw pump vertical type simulation experiment method |
| CN104948448A (en) * | 2015-06-25 | 2015-09-30 | 舟山市第一塑料机械有限公司 | Whole split or integrated all-metal screw pump |
| WO2020177349A1 (en) * | 2019-03-06 | 2020-09-10 | 无锡恒信北石科技有限公司 | Intelligent oil extraction system using all-metal screw pump |
| RU2783156C1 (en) * | 2019-03-06 | 2022-11-09 | Уси Хэнсинь Бейши Текнолоджи Ко., Лтд | Smart petroleum production system with an all-metal screw pump |
| US11913312B2 (en) | 2019-03-06 | 2024-02-27 | Wuxi Hengxin Beishi Technology Co., Ltd | Intelligent oil extraction system using all-metal screw pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090624 |