CN210264557U - Hollow sucker rod with heating function - Google Patents
Hollow sucker rod with heating function Download PDFInfo
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- CN210264557U CN210264557U CN201920195445.8U CN201920195445U CN210264557U CN 210264557 U CN210264557 U CN 210264557U CN 201920195445 U CN201920195445 U CN 201920195445U CN 210264557 U CN210264557 U CN 210264557U
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Abstract
The utility model provides a hollow sucker rod with heating function, including stator, rotor, solid sucker rod, change the lock joint, hollow sucker rod, oil pipe, the sleeve pipe, drive head system, hollow polished rod, well head cross and tail pipe, the tail pipe is connected at the oil pipe lower extreme, the stator is fixed in the annular side of tail pipe inside, the stator is provided with the rotor inside, the rotor is fixed at the solid sucker rod lower extreme, change the lock joint and install and realize the sucker rod upper end, hollow sucker rod is connected at the lock joint upper end, well head cross is connected with the sleeve pipe through the flange, drive head system passes drive head system through flange connection in well head cross upper end, hollow polished rod lower extreme passes drive head system, and connect in well head cross upper end, this design has realized the whole function of heating to fluid in the exploitation process, the utility model discloses rational in infrastructure, convenient to operate, the mining effect is good, the mining range is wide, and the reliability is high.
Description
Technical Field
The utility model discloses a hollow sucker rod with heating function belongs to oil development equipment field.
Background
In the prior art, the hollow sucker rod has a simple structure, and in the oil extraction process, because the oil has high viscosity and low flowing speed, the exploitation efficiency is low, and the exploitation of high-viscosity, high-solidifying point and high-wax-content crude oil is difficult to realize, so that the hollow sucker rod with the heating function is needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the heating oil pump rod has the heating function to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the operation of being convenient for has realized the heating of fluid exploitation in-process, and mining effect is good, and the exploitation wide range, the reliability is high.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a hollow sucker rod with a heating function comprises an oil layer, a stator, a rotor, a solid sucker rod, a buckle changer, a terminal device, a heating cable, a hollow sucker rod, an oil pipe, a sleeve, a driving head system, an integral cable, a polished rod good hoop, a power transmission converter, a support, a slip, a hollow polished rod, a wellhead four-way joint and a tail pipe, wherein the sleeve is arranged inside the oil layer, the oil pipe is assembled inside the sleeve, the tail pipe is connected to the lower end of the oil pipe, the stator is fixed on the inner annular side surface of the tail pipe, the rotor is arranged inside the stator and fixed at the lower end of the solid sucker rod, the buckle changer is arranged at the upper end of the sucker rod, the hollow sucker rod is connected to the upper end of the buckle changer, the terminal device is assembled on the annular side surface of the hollow sucker, the wellhead cross is connected with the sleeve through a connecting flange, the driving head system is connected to the upper end of the wellhead cross through a connecting flange, the lower end of the hollow polished rod penetrates through the driving head system and is connected to the upper end of the wellhead cross, the upper end of the driving head system is connected with the hollow polished rod through a slip, the upper end of the hollow polished rod penetrates through the power transmission converter and is connected with the polished rod without authorization, the integral cable is connected to the upper end of the polished rod without authorization, the lower end of the support is connected to the upper side face of the driving head system, and the upper end of the support is connected with the.
In one embodiment, the annular side surface of the hollow polished rod at the upper end of the wellhead four-way is provided with a blowout preventer.
In one embodiment, the integral cable is connected with the electric control cabinet through a secondary cable.
In one embodiment, the upper end of the hollow polish rod is provided with a suspension joint, the polish rod tamper band is arranged inside the suspension joint, and the suspension joint is connected with a cable winch.
The utility model has the advantages that: the utility model discloses a hollow sucker rod with heating function, because the utility model discloses added the oil reservoir, the stator, the rotor, solid sucker rod, the change lock joint, the terminal, heating cable, hollow sucker rod, oil pipe, the sleeve pipe, the drive head system, whole cable, the polished rod is good at the hoop, the power transmission converter, a support, slips and hollow polished rod, this design has realized the whole function of heating to fluid among the exploitation process, crude oil viscosity has been reduced, improve its mobility, thereby open effectively and adopt high viscosity, the high freezing point, high wax-containing crude oil, hollow core simple structure among the prior art has been solved, at fluid extraction in-process, because fluid viscosity is big, the flow rate is slow, thereby the exploitation efficiency is low, and be difficult to realize high viscosity, the high freezing point, the problem of the exploitation of high wax-containing crude oil.
Because of having added and preventing spouting the box, this design avoids fluid to pass through the clearance blowout in the hollow polished rod outside, because of having added automatically controlled cabinet, the operation control of this device of being convenient for of this design, because of having added the suspension joint ware, the installation of the cable of being convenient for of this design, the utility model discloses rational in infrastructure, the operation of being convenient for has realized the heating of fluid exploitation in-process, and the mining effect is good, and the mining range is wide, and the reliability is high.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of the hollow sucker rod with heating function of the present invention;
in the figure: 1-oil layer, 2-stator, 3-rotor, 4-solid sucker rod, 5-change buckle joint, 6-terminal unit, 7-heating cable, 8-hollow sucker rod, 9-oil pipe, 10-casing pipe, 11-driving head system, 12-integral cable, 13-polish rod good hoop, 14-power transmission converter, 15-support, 16-slip, 17-hollow polish rod, 18-wellhead four-way and 19-tail pipe.
Detailed Description
Before the embodiments are described in detail, it is to be understood that the invention is not limited in its application to the details of construction and the arrangements of components set forth in the following description or illustrated in the drawings. The utility model discloses can be the embodiment that other modes realized. Also, it is to be understood that the phraseology and terminology used herein is for the purpose of description and should not be regarded as limiting. The use of "including," "comprising," "having," and the like, herein is meant to encompass the items listed thereafter and equivalents thereof as well as additional items. In particular, when "a certain element" is described, the present invention is not limited to the number of the element being one, and may include a plurality of the elements.
Referring to fig. 1, the present invention provides a technical solution: a hollow sucker rod 8 with a heating function comprises an oil layer 1, a stator 2, a rotor 3, a solid sucker rod 4, a buckle-changing joint 5, a terminal device 6, a heating cable 7, the hollow sucker rod 8, an oil pipe 9, a sleeve 10, a driving head system 11, an integral cable 12, a polished rod good hoop 13, a power transmission converter 14, a support 15, a slip 16, a hollow polished rod 17, a wellhead four-way 18 and a tail pipe 19, wherein the sleeve 10 is installed inside the oil layer 1, the oil pipe 9 is assembled inside the sleeve 10, the tail pipe 19 is connected to the lower end of the oil pipe 9, the stator 2 is fixed to the annular side face inside the tail pipe 19, the rotor 3 is arranged inside the stator 2, the rotor 3 is fixed to the lower end of the solid sucker rod 4, the buckle-changing joint 5 is installed on the upper end of the solid sucker rod 4, the hollow sucker rod 8 is connected to the upper end, the upper end of the heating cable 7 is connected with the integral cable 12, the wellhead four-way 18 is connected with the casing 10 through a connecting flange, the driving head system 11 is connected with the upper end of the wellhead four-way 18 through a connecting flange, the lower end of the hollow polished rod 17 passes through the driving head system 11, and is connected with the upper end of a wellhead four-way 18, the upper end of a driving head system 11 is connected with a hollow polished rod 17 through a slip 16, the upper end of the hollow polished rod 17 passes through a power transmission converter 14, and is connected with polish rod good-hooping 13, the integral cable 12 is connected with the upper end of polish rod good-hooping 13, the lower end of the bracket 15 is connected with the upper side surface of the driving head system 11, the upper end of the bracket 15 is connected with the lower end surface of the power transmission converter 14, the design solves the problems that the hollow sucker rod in the prior art has simple structure, and the oil has high viscosity and low flowing speed in the oil extraction process, thereby the exploitation efficiency is low, and the exploitation of the crude oil with high viscosity, high solidifying point and high wax content is difficult to realize.
The annular side surface of a hollow polish rod 17 at the upper end of a wellhead four-way 18 is provided with a blowout prevention box, an integral cable 12 is connected with an electric control cabinet through a secondary cable, the upper end of the hollow polish rod 17 is provided with a suspension connector, a polish rod tamper 13 is arranged in the suspension connector, and the suspension connector is connected with a cable winch.
The specific implementation mode is as follows: in the using process of the device, a solid sucker rod 4 is connected with a hollow sucker rod 8 through a buckle change connector 5, a terminal device 6 is assembled on the annular side surface of the hollow sucker rod 8, then a sleeve 10 and an oil pipe 9 are put into a well to a preset depth, in the operating process of the device, a driving head system 11 is operated, the driving head system 11 works to drive a hollow polished rod 17 to rotate, the hollow polished rod 17 rotates to drive the hollow sucker rod 8 to rotate, the hollow sucker rod 8 drives the solid sucker rod 4 to rotate through the buckle change connector 5, the solid sucker rod 4 rotates to drive a rotor 3 to operate, then the rotor 3 and a stator 2 are matched to operate to extract oil, so that the oil is conveyed into the oil pipe 9, a heating cable 7 penetrates into the hollow sucker rod 8 and forms a loop with the hollow sucker rod 8, alternating currents with different frequencies are introduced, and heat energy is generated on the wall of the hollow sucker rod, through heat conduction, carry out whole journey heating to crude oil in the oil pipe 9 to improve crude oil temperature in the oil pipe 9, reduce crude oil viscosity, improve its mobility, then fluid exports to the external world through well head cross 18, and this design has realized the heating of fluid pumping in-process, can exploit high viscosity, high freezing point, high wax crude oil effectively, and mining efficiency is high.
The concepts described herein may be embodied in other forms without departing from the spirit or characteristics thereof. The particular embodiments disclosed should be considered illustrative rather than limiting. The scope of the invention is, therefore, indicated by the appended claims rather than by the foregoing description. Any changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (4)
1. Hollow sucker rod with heating function, including oil reservoir, stator, rotor, solid sucker rod, change lock joint, terminator, heating cable, hollow sucker rod, oil pipe, sleeve pipe, drive head system, whole cable, polished rod good at hoop, power transmission converter, support, slips, hollow polished rod, well head cross and tail pipe, its characterized in that: the sleeve is arranged in an oil layer, the oil pipe is assembled in the sleeve, the tail pipe is connected to the lower end of the oil pipe, the stator is fixed to the annular side face in the tail pipe, the rotor is arranged in the stator and fixed to the lower end of a solid sucker rod, the buckle-changing joint is arranged at the upper end of a sucker rod, the hollow sucker rod is connected to the upper end of the buckle-changing joint, the terminator is assembled on the annular side face of the hollow sucker rod, the lower end of a heating cable is arranged in the hollow sucker rod, the upper end of the heating cable is connected with an integral cable, the wellhead four-way is connected with the sleeve through a connecting flange, the driving head system is connected to the upper end of the wellhead four-way through a connecting flange, the lower end of the hollow polished rod penetrates through the, the upper end of the hollow polish rod penetrates through the power transmission converter and is connected with the polish rod good hoop, the integral cable is connected to the upper end of the polish rod good hoop, the lower end of the support is connected to the upper side face of the driving head system, and the upper end of the support is connected with the lower end face of the power transmission converter.
2. The hollow sucker rod with heating function of claim 1, wherein: and the annular side surface of the hollow polished rod at the upper end of the wellhead four-way is provided with a blowout prevention box.
3. The hollow sucker rod with heating function of claim 1, wherein: the whole cable is connected with the electric control cabinet through a secondary cable.
4. The hollow sucker rod with heating function of claim 1, wherein: the upper end of the hollow polish rod is provided with a suspension connector, the polish rod is hooped inside the suspension connector, and the suspension connector is connected with a cable winch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920195445.8U CN210264557U (en) | 2019-02-14 | 2019-02-14 | Hollow sucker rod with heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920195445.8U CN210264557U (en) | 2019-02-14 | 2019-02-14 | Hollow sucker rod with heating function |
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| Publication Number | Publication Date |
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| CN210264557U true CN210264557U (en) | 2020-04-07 |
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| CN201920195445.8U Active CN210264557U (en) | 2019-02-14 | 2019-02-14 | Hollow sucker rod with heating function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832713A (en) * | 2021-01-05 | 2021-05-25 | 大庆可道石油科技有限公司 | Oil well down-hole non-wax deposition device |
| CN114482954A (en) * | 2022-02-16 | 2022-05-13 | 石家庄之迪石油工程技术有限责任公司 | Novel process for improving yield by using oil well associated gas |
| CN116641663A (en) * | 2023-05-22 | 2023-08-25 | 东营市金亿来石油机械有限公司 | Hollow sucker rod applied to petroleum exploitation |
-
2019
- 2019-02-14 CN CN201920195445.8U patent/CN210264557U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832713A (en) * | 2021-01-05 | 2021-05-25 | 大庆可道石油科技有限公司 | Oil well down-hole non-wax deposition device |
| CN112832713B (en) * | 2021-01-05 | 2021-07-16 | 大庆可道石油科技有限公司 | Oil well down-hole non-wax deposition device |
| CN114482954A (en) * | 2022-02-16 | 2022-05-13 | 石家庄之迪石油工程技术有限责任公司 | Novel process for improving yield by using oil well associated gas |
| CN116641663A (en) * | 2023-05-22 | 2023-08-25 | 东营市金亿来石油机械有限公司 | Hollow sucker rod applied to petroleum exploitation |
| CN116641663B (en) * | 2023-05-22 | 2023-11-24 | 东营市金亿来石油机械有限公司 | Hollow sucker rod applied to petroleum exploitation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Jingzhi Inventor before: Li Jingzhi Inventor before: Li Hongxi |
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| CB03 | Change of inventor or designer information |