CN212249973U - Well head type automatic reversing hydraulic pumping unit - Google Patents
Well head type automatic reversing hydraulic pumping unit Download PDFInfo
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- CN212249973U CN212249973U CN202020847006.3U CN202020847006U CN212249973U CN 212249973 U CN212249973 U CN 212249973U CN 202020847006 U CN202020847006 U CN 202020847006U CN 212249973 U CN212249973 U CN 212249973U
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- pumping unit
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- sucker rod
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Abstract
The utility model belongs to the technical field of the beam-pumping unit, a well head formula automatic reversing hydraulic pressure beam-pumping unit is disclosed, and the bolt fastening is passed through to the well head top has a base flange, the pillar is installed through the bolt in base flange top, the hydraulic cylinder flange is installed through the bolt in the pillar top, hydraulic cylinder flange and hydraulic cylinder bottom fixed connection, the sucker rod fixer is installed at hydraulic cylinder piston top, be fixed with the sucker rod on the sucker rod fixer. The utility model has the advantages of small, light in weight, the very big reduction of equipment production has saved the resource, and equipment maintenance is very convenient with the workover, easy operation. The defect that the existing oil field well with the depth of less than one kilometer needs to use a pumping unit with a huge body is overcome; the pumping rod solves the problems that the pumping rod can not perform down stroke depending on the self weight reduction during severe waxing and cold production of thick oil, can not complete a complete power stroke more quickly, or can not perform down stroke too slowly to influence the yield and waste electric energy.
Description
Technical Field
The utility model belongs to the technical field of the beam-pumping unit, especially, relate to a well head formula automatic reversing hydraulic pressure beam-pumping unit.
Background
At present, the existing pumping units have huge body sizes and large occupied area. The weight of the steel reaches as much as several tons, and steel is greatly wasted. Concrete casting is also used as a foundation. The power of the motor is more than eight kilowatts, and the energy consumption is high. The equipment has high failure rate, complex later maintenance, great dependence on the crane and high cost. Meanwhile, when a well with serious wax deposition and heavy oil cold production are encountered, the sucker rod cannot descend or descends very slowly due to resistance and buoyancy generated on the sucker rod, so that the sucker rod cannot work normally. And the prior beam-pumping unit has small stroke range and difficult adjustment, and the stroke frequency speed adjustment needs to be realized by replacing a belt pulley.
Through the above analysis, the problems and defects of the prior art are as follows: the existing equipment has large volume, high weight, high energy consumption, complex maintenance and high cost; when the well with serious wax deposition and the heavy oil cold production are met, the sucker rod cannot descend or descends very slowly due to the resistance and buoyancy generated on the sucker rod, and the sucker rod cannot work normally.
The difficulty in solving the above problems and defects is: the overall structure and the working principle of the existing pumping unit need to be changed thoroughly and subversively.
The significance of solving the problems and the defects is as follows: the volume and the weight of the oil pumping unit are greatly reduced, the dependence of a crane is avoided in later maintenance, and the maintenance frequency is low. The speed of the stroke and the length of the stroke are realized through the flow regulating valve and the regulating inductor, so that the regulating workload is greatly reduced. The up-down stroke in the production operation of the oil well is optimized, the yield is increased, and a series of problems of the beam pumping unit are fundamentally solved.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a well head formula automatic reversing hydraulic pumping unit.
The utility model discloses a realize like this, a well head formula automatic reversing hydraulic pumping unit is provided with:
a wellhead;
a base flange is fixed above the wellhead through bolts, a support column is mounted above the base flange through bolts, a hydraulic oil cylinder flange is mounted above the support column through bolts, the hydraulic oil cylinder flange is fixedly connected with the top of a hydraulic oil cylinder, the hydraulic oil cylinder is mounted in an inverted mode, a sucker rod fixer is mounted at the top of a piston of the hydraulic oil cylinder, and a sucker rod is fixed on the sucker rod fixer. An automatic hydraulic control device is fixed on the support.
Further, the base flange is annular.
Furthermore, an automatic hydraulic control device is fixed on the support.
Furthermore, an uplink hydraulic oil pipeline and a downlink hydraulic oil pipeline are installed on one side of the hydraulic oil cylinder through threads, and the other ends of the uplink hydraulic oil pipeline and the downlink hydraulic oil pipeline are installed at the lower end of the support and are provided with oil way valves.
Combine foretell all technical scheme, the utility model discloses the advantage that possesses and positive effect are:
(1) the utility model has the advantages of small volume and light weight, is five percent of pumping equipment in the existing market, and greatly reduces and saves resources in equipment production.
(2) The equipment is extremely convenient to maintain and repair the well, and the electric energy consumption is twenty to forty percent of that of the existing oil pumping equipment. The length of stroke and the stroke speed can be adjusted only by adjusting an inductive switch of the hydraulic control system and a flow valve of the variable pump, and the operation is simple.
(3) The defect that the existing oil field well with the depth of less than one kilometer needs to use a pumping unit with a huge body is overcome; the hydraulic oil cylinder is matched with the oil pump, and force is exerted on the sucker rod when the sucker rod does an up stroke or a down stroke.
(4) The pumping rod solves the problems that the pumping rod can not perform down stroke depending on the self weight reduction during severe waxing and cold production of thick oil, can not complete a complete power stroke more quickly, or can not perform down stroke too slowly to influence the yield and waste electric energy.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a wellhead type automatic reversing hydraulic pumping unit provided by an embodiment of the present invention;
fig. 2 is a schematic top view of a wellhead type automatic reversing hydraulic pumping unit provided by the embodiment of the present invention.
In the figure: 1. a wellhead; 2. a base flange; 3. a down pipe; 4. an ascending pipeline; 5. an oil way valve; 6. a sucker rod fixer; 7. an automatic hydraulic control system; 8. a sucker rod; 9. a hydraulic cylinder; 10. a hydraulic cylinder flange; 11. and a support pillar.
Detailed Description
Problem to prior art existence, the utility model provides a well head formula automatic reversing hydraulic pumping unit, it is right to combine the figure below the utility model discloses do detailed description.
As shown in fig. 1-2, the utility model provides a well head formula automatic reversing hydraulic pumping unit includes: well head 1, base flange 2, down pipeline 3, up pipeline 4, oil circuit valve 5, sucker rod fixer 6, automatic hydraulic control system 7, sucker rod 8, hydraulic cylinder 9, hydraulic cylinder flange 10, pillar 11.
In the embodiment, a base flange 2 is fixed above a wellhead 1 through bolts, a support column 11 is installed above the base flange 2 through bolts, a hydraulic oil cylinder flange 10 is installed above the support column 11 through bolts, the hydraulic oil cylinder flange 10 is fixedly connected with the top of a hydraulic oil cylinder 9, the hydraulic oil cylinder 9 is installed in an inverted mode, a sucker rod fixer 6 is installed at the top of a piston of the hydraulic oil cylinder 9, and a sucker rod 8 is fixed on the sucker rod fixer 6; the base flange 2 is annular; an automatic hydraulic control device 7 is fixed on the strut 11; one side of the hydraulic oil cylinder 9 is provided with an uplink hydraulic oil pipeline and a downlink hydraulic oil pipeline through threads, and the other ends of the uplink hydraulic oil pipeline and the downlink hydraulic oil pipeline are arranged at the lower end of the strut 11, are provided with oil way valves 5 and are connected to an oil pump.
On the basis of the embodiment, the motor provides kinetic energy to drive the hydraulic oil pump, hydraulic oil enters the hydraulic oil cylinder 9 through the ascending pipeline 4, the hydraulic oil cylinder 9 contracts the piston rod to lift the sucker rod fixer 6, so that the sucker rod 8 is lifted upwards to make an ascending stroke, and meanwhile, oil in the inner cavity of the hydraulic oil cylinder 9 returns to the hydraulic oil tank through the descending pipeline 3; when the sucker rod fixer 6 rises to the top and touches the upper inductor of the automatic hydraulic control device 7, hydraulic oil enters the hydraulic oil cylinder 9 through the descending pipeline 3, the piston rod of the hydraulic oil cylinder 9 begins to extend again, the sucker rod fixer 6 descends to enable the sucker rod 8 to descend, a downstroke is carried out, and meanwhile oil in the outer cavity of the hydraulic oil cylinder 9 returns to the hydraulic oil tank through the ascending pipeline 4. When the sucker rod fixer 6 descends to the bottom and touches the lower inductor of the automatic hydraulic control device 7, the hydraulic oil enters the hydraulic oil cylinder 9 through the ascending pipeline 4 again, then the upward stroke is started again, and the process is repeated.
The utility model discloses a theory of operation does: a base flange 2 is fixed above a well mouth 1 through bolts, a support column 11 is installed above the base flange 2 through bolts, a hydraulic oil cylinder flange 10 is installed above the support column 11 through bolts, the hydraulic oil cylinder flange 10 is fixedly connected with the top of a hydraulic oil cylinder 9, the hydraulic oil cylinder 9 is installed in an inverted mode, a sucker rod fixer 6 is installed at the top of a piston of the hydraulic oil cylinder 9, and a sucker rod 8 is fixed on the sucker rod fixer 6; the base flange 2 is annular; an automatic hydraulic control device 7 is fixed on the strut 11; one side of the hydraulic oil cylinder 9 is provided with an uplink hydraulic oil pipeline and a downlink hydraulic oil pipeline through threads, and the other ends of the uplink hydraulic oil pipeline and the downlink hydraulic oil pipeline are arranged at the lower end of the strut 11, are provided with oil way valves 5 and are connected to an oil pump.
The motor provides kinetic energy to drive the hydraulic oil pump, the hydraulic oil enters the hydraulic oil cylinder 9 through the ascending pipeline 4, the hydraulic oil cylinder 9 contracts the piston rod to lift the sucker rod fixer 6, so that the sucker rod 8 is lifted upwards to make an ascending stroke, and meanwhile, the oil in the inner cavity of the hydraulic oil cylinder 9 returns to the hydraulic oil tank through the descending pipeline 3; when the sucker rod fixer 6 rises to the top and touches the upper inductor of the automatic hydraulic control device 7, hydraulic oil enters the hydraulic oil cylinder 9 through the descending pipeline 3, the piston rod of the hydraulic oil cylinder 9 begins to extend again, the sucker rod fixer 6 descends to enable the sucker rod 8 to descend, a downstroke is carried out, and meanwhile oil in the outer cavity of the hydraulic oil cylinder 9 returns to the hydraulic oil tank through the ascending pipeline 4. When the sucker rod fixer 6 descends to the bottom and touches the lower inductor of the automatic hydraulic control device 7, the hydraulic oil enters the hydraulic oil cylinder 9 through the ascending pipeline 4 again, then the upward stroke is started again, and the process is repeated.
The motor drives the oil pump to suck hydraulic oil through the filter, then the hydraulic oil is conveyed to the energy accumulator, the flow of the hydraulic oil is regulated through the flow regulating valve to realize the speed of stroke speed, the hydraulic oil enters the hydraulic oil cylinder 9 through the check valve and the connecting pipeline to enable the oil cylinder to ascend or descend. The automatic control system also starts and stops the motor and the energy accumulator alternately to enable the motor and the energy accumulator to work alternately. The hydraulic circuit is provided with a radiator, hydraulic oil can be radiated by the radiator in summer, the reversing valve can be closed in winter and directly flows back to the oil tank, and the length of a stroke can be changed by adjusting the height of an inductor at the upper end of the automatic hydraulic control device 7.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be covered within the protection scope of the present invention by those skilled in the art within the technical scope of the present invention.
Claims (5)
1. The utility model provides a well head formula automatic reversing hydraulic pumping unit, its characterized in that, well head formula automatic reversing hydraulic pumping unit is provided with:
a wellhead;
a base flange is fixed above the wellhead through bolts, a support column is mounted above the base flange through bolts, a hydraulic oil cylinder flange is mounted above the support column through bolts, the hydraulic oil cylinder flange is fixedly connected with the top of a hydraulic oil cylinder, a sucker rod fixer is mounted at the top of a piston of the hydraulic oil cylinder, and a sucker rod is fixed on the sucker rod fixer.
2. The wellhead type automatic reversing hydraulic pumping unit according to claim 1, wherein the base flange is annular.
3. The wellhead type automatic reversing hydraulic pumping unit according to claim 1, wherein an automatic hydraulic control device is fixed on the support.
4. The wellhead type automatic reversing hydraulic pumping unit according to claim 1, wherein one side of the hydraulic oil cylinder is provided with an upward hydraulic oil pipeline and a downward hydraulic oil pipeline through threads, and the other ends of the upward hydraulic oil pipeline and the downward hydraulic oil pipeline are arranged at the lower end of the supporting column and are provided with oil way valves.
5. The wellhead type automatic reversing hydraulic pumping unit according to claim 1, wherein the hydraulic cylinder is installed upside down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020847006.3U CN212249973U (en) | 2020-05-14 | 2020-05-14 | Well head type automatic reversing hydraulic pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020847006.3U CN212249973U (en) | 2020-05-14 | 2020-05-14 | Well head type automatic reversing hydraulic pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212249973U true CN212249973U (en) | 2020-12-29 |
Family
ID=74001043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020847006.3U Active CN212249973U (en) | 2020-05-14 | 2020-05-14 | Well head type automatic reversing hydraulic pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212249973U (en) |
-
2020
- 2020-05-14 CN CN202020847006.3U patent/CN212249973U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220907 Address after: 100 meters east of Shiwan Town Gas Station, Hengshan District, Yulin City, Shaanxi Province 719000 Patentee after: Yulin Haishengdun Oilfield Equipment Manufacturing Co.,Ltd. Address before: No. 289, Shiwan village, Shiwan Town, Hengshan County, Shaanxi Province Patentee before: Li Peng |