CN214787321U - Hydraulic driven self-balancing beam-pumping unit - Google Patents
Hydraulic driven self-balancing beam-pumping unit Download PDFInfo
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- CN214787321U CN214787321U CN202121551953.9U CN202121551953U CN214787321U CN 214787321 U CN214787321 U CN 214787321U CN 202121551953 U CN202121551953 U CN 202121551953U CN 214787321 U CN214787321 U CN 214787321U
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Abstract
The utility model discloses a hydraulic drive self-balancing beam-pumping unit, the test platform comprises a support, the frame top is provided with frame, hydraulic drive, energy storage ware, hydraulic pressure station and electrical control box, the top of frame is provided with the walking beam, be provided with the gyration assembly between frame and the walking beam, the afterbody of walking beam is provided with the counter weight pull rod, the lower extreme of counter weight pull rod is provided with the counter weight, the counter weight is in directly over the energy storage ware, hydraulic drive's top sets up in the walking beam bottom, the head of walking beam is provided with the horse head, the horse head outside is provided with the rope hanger downwards, the hydraulic pressure station passes through the tube coupling with hydraulic drive, the operation at electrical control box control hydraulic pressure station. The utility model discloses can solve the too big, too high problem of energy consumption of current beam-pumping unit power.
Description
Technical Field
The utility model belongs to the technical field of the beam-pumping unit, concretely relates to hydraulic drive self-balancing beam-pumping unit.
Background
The oil pumping machine is a machine for exploiting oil, and is commonly called a head knocking machine. The pumping unit is the most important lifting equipment in a rod pumping system and can be divided into a beam pumping unit and a non-beam pumping unit according to whether a beam exists or not. The beam-pumping unit is basically characterized by simple structure, easy manufacture, convenient use, especially, it can be operated in oil field all weather, and is reliable in use. Therefore, the application is wide.
The existing beam-pumping unit has high energy consumption in the using process, needs to repair roads, lay high-voltage lines and build a transformer station for electric capacity increase for supplying power to the pumping unit, and has huge matching cost. The main reason is that the motor power of the pumping unit is very large, and the average power of the motor of the common pumping unit is 27-45 kW at present. According to practice, such pumping units typically cost 20% of the crude oil pumped by the well during operation. About 30 ten thousand mouths of pumping wells in China, 9.46Kw/h of liquid power consumption per ton, and the power consumption accounts for about 5% of the pumping cost. For a long time, designers develop a large number of novel pumping units, mostly follow the traditional design concept and design principle, have no essential breakthrough, and the energy consumption is still very high. Therefore, it is desirable to design a hydraulic-driven self-balancing beam pumping unit to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydraulic drive self-balancing beam-pumping unit to solve the current beam-pumping unit power that proposes among the above-mentioned background art too big, the too high problem of energy consumption.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic drive self-balancing beam-pumping unit, includes the frame, is provided with frame, hydraulic drive, energy storage ware, hydraulic pressure station and electrical control box based on the frame, the top of frame is provided with the walking beam, be provided with the gyration assembly between frame and the walking beam, the afterbody of walking beam is provided with the counter weight pull rod, the lower extreme of counter weight pull rod is provided with the counter weight, the counter weight is directly over the energy storage ware, hydraulic drive's top sets up in the walking beam bottom, the head of walking beam is provided with the horse head, the horse head outside is provided with the rope hanger downwards, hydraulic pressure station passes through the tube coupling with hydraulic drive, electrical control box controls the operation at hydraulic pressure station.
Preferably, the hydraulic station comprises an electric motor, and the power of the electric motor is 4 kilowatts.
Preferably, the hydraulic drive is located between the frame and the counterweight at the top of the machine base.
Preferably, the rotation assembly comprises an upper shaft seat, a lower shaft seat, a middle shaft and a bearing, the upper shaft seat is connected with the walking beam, the lower shaft seat is connected with the frame, the bearing is arranged between the upper shaft seat and the lower shaft seat, and the bearing is arranged on the periphery of the middle shaft.
Preferably, the hydraulic driver includes piston cylinder, piston cylinder's bottom is provided with first articulated seat, piston cylinder's top is provided with the articulated seat of second, first articulated seat fixed connection is in the frame top, the articulated seat fixed connection of second is in the walking beam bottom, piston cylinder and first articulated seat, the articulated seat of second are all articulated.
Preferably, the counter weight pull rod includes counter weight bearing frame, counter weight axle, counter weight bearing, pull rod, counter weight bearing frame fixed connection is in the walking beam bottom, set up the counter weight axle in the counter weight bearing frame, the counter weight bearing is installed in the counter weight axle periphery, the bottom in the counter weight bearing frame is connected to the one end of pull rod, and the other end of pull rod is connected at the counter weight top.
Preferably, the energy accumulator is an independent damping part and is fixed on the base, the energy accumulator can play a role in buffering when the balance weight falls down, and the energy accumulator can play a role in pushing when the balance weight rises.
Preferably, the frame and the base are fixed through bolts.
Preferably, the top of the rope hanger is connected with the horse head through a steel wire rope.
Compared with the prior art, the utility model provides a hydraulic drive self-balancing beam-pumping unit possesses following beneficial effect:
1. the utility model utilizes the balance weight and the difference of the balance weight to minimize the input power, and adopts the minimum motor power for hydraulic drive to complete the functions of the pumping units with the same model and the same specification; the gravity difference between the balance weight and the sucker rod system is set artificially, so that the tension of the hydraulic driver is a fixed value and is small, the labor is saved, the power of the motor only needs to be selected to be small, and the energy conservation is realized;
2. due to the boosting effect of the reverse thrust of the energy accumulator, the current of the motor in the moment of reversing is reduced, and the energy-saving effect is realized.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic structural view of a hydraulic drive self-balancing beam-pumping unit of the present invention;
in the figure: 01. a machine base; 02. a frame; 03. a hydraulic drive; 031. a piston cylinder; 032. a first hinge mount; 033. a second hinge mount; 04. a walking beam; 05. a donkey head; 06. a swing assembly; 061. an upper shaft seat; 062. a lower shaft seat; 063. an intermediate shaft; 07. a counterweight pull rod; 071. a counterweight bearing seat; 072. a counterweight shaft; 073. a pull rod; 08. balancing weight; 09. a hydraulic station; 10. an electrical control box; 11. a rope hanger; 12. an accumulator.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the hydraulic drive self-balancing beam pumping unit comprises a base 01, wherein a rack 02, a hydraulic driver 03, an energy accumulator 12, a hydraulic station 09 and an electric control box 10 are arranged at the top of the base 01, a walking beam 04 is arranged above the rack 02, a rotation assembly 06 is arranged between the rack 02 and the walking beam 04, a balance weight pull rod 07 is arranged at the tail of the walking beam 04, a balance weight 08 is arranged at the lower end of the balance weight pull rod 07, the balance weight 08 is positioned right above the energy accumulator 12, the top of the hydraulic driver 03 is arranged at the bottom of the walking beam 04, a horse head 05 is arranged at the head of the walking beam 04, a rope hanger 11 is arranged downwards outside the horse head 05, the hydraulic station 09 is connected with the hydraulic driver 03 through a pipeline, and the electric control box 10 controls the operation of the hydraulic station 09;
the hydraulic station 09 is a power output device of the machine, the hydraulic station 09 is provided with control functions of a motor, an oil pump, a direction control valve, a flow control valve and the like, and a guarantee device of an oil tank, an oil cooling system and the like, and the power of the motor is 4 kilowatts;
the hydraulic driver 03 is arranged between the frame 02 and the counterweight 08 at the top of the machine base 01, and the gravity difference between the counterweight 08 and the sucker rod system is set artificially, so the tension of the hydraulic driver 03 is a fixed value and is small. The power of the motor is small, so that the energy is saved;
the rotating assembly 06 is a supporting component and is also a rotating component, the rotating assembly 06 comprises an upper shaft seat 061, a lower shaft seat 062, an intermediate shaft 063 and a bearing, the upper shaft seat 061 is connected with the walking beam 04, the lower shaft seat 062 is connected with the frame 02, the bearing is arranged between the upper shaft seat 061 and the lower shaft seat 062, and the bearing is arranged at the periphery of the intermediate shaft 063;
the mechanical structure of the hydraulic drive self-balancing beam pumping unit ensures that the bending ratio radius of a transmission steel wire rope tends to be linear by utilizing the special shape of a horse head, and ensures that the service life of the steel wire rope is long enough and safe;
the base 01 is a basic component, and the base 01 is welded by profile steel and has stronger rigidity;
the frame 02 is a supporting part, and the frame 02 is welded by section steel and has high rigidity;
the hydraulic driver 03 is a power output part, the hydraulic driver 03 comprises a piston type oil cylinder 031, a first hinge seat 032 is arranged at the bottom of the piston type oil cylinder 031, a second hinge seat 033 is arranged at the top of the piston type oil cylinder 031, the first hinge seat 032 is fixedly connected to the top of the base 01, the second hinge seat 033 is fixedly connected to the bottom of the walking beam 04, and the piston type oil cylinder 031 is hinged to the first hinge seat 032 and the second hinge seat 033;
the walking beam 04 is a supporting part, and the walking beam 04 is welded by section steel and has high rigidity;
the horse head 05 is a supporting part and is also a transmission part, the horse head 05 is circular, the diameter of the horse head is related to the stroke, and the horse head is welded by profile steel and has stronger rigidity;
the counterweight pull rod 07 is a connecting part, the counterweight pull rod 07 comprises a counterweight bearing seat 071, a counterweight shaft 072, a counterweight bearing and a pull rod 073, the counterweight bearing seat 071 is fixedly connected to the bottom of the walking beam 04, the counterweight shaft 072 is arranged in the counterweight bearing seat 071, the counterweight bearing is installed on the periphery of the counterweight shaft 072, one end of the pull rod 073 is connected to the bottom of the counterweight bearing seat 071, and the other end of the pull rod 073 is connected to the top of the counterweight 08;
the electrical control box 10 has all the execution functions required by the control of the electrical control box;
the rope hanger 11 is a bearing part, the top of the rope hanger 11 is connected with the horse head 05 through a steel wire rope, and the bottom of the rope hanger 11 is connected with the sucker rod system;
the energy accumulator 12 is an independent damping part, the energy accumulator 12 is fixed on the base 01, the counterweight 08 plays a role in buffering when falling, and the counterweight 08 plays a role in pushing when rising;
the frame 02 and the base 01 are fixed through bolts;
the mechanical principle of the utility model is that: a motor in a hydraulic station 09 drives an oil pump, pressure and flow generated by the oil pump are transmitted to a hydraulic driver 03 through pipeline connection, the hydraulic driver 03 is a piston rod which can stretch out in two directions, hydraulic oil can stretch out under the action of pressure when entering any direction, the stretched piston rod pushes a walking beam 04, the walking beam 04 rotates around a middle shaft 063 of a rotation assembly 06, a horse head 05 fixed at the end of the walking beam 04 is forced to rotate along with the walking beam, and a steel wire rope fixed on the horse head 05 pulls a sucker rod system to move up and down.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a hydraulic drive self-balancing beam-pumping unit which characterized in that: comprises a machine base (01), a machine frame (02), a hydraulic driver (03), an energy accumulator (12), a hydraulic station (09) and an electric control box (10) are arranged on the basis of the machine base (01), a walking beam (04) is arranged above the frame (02), a rotary assembly (06) is arranged between the frame (02) and the walking beam (04), the tail part of the walking beam (04) is provided with a counterweight pull rod (07), the lower end of the counterweight pull rod (07) is provided with a counterweight (08), the counterweight (08) is positioned right above the energy accumulator (12), the top of the hydraulic driver (03) is arranged at the bottom of the walking beam (04), the head of the walking beam (04) is provided with a horse head (05), the outer side of the horse head (05) is downwards provided with a rope hanger (11), the hydraulic station (09) is connected with the hydraulic driver (03) through a pipeline, and the electric control box (10) controls the operation of the hydraulic station (09).
2. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: the hydraulic station (09) comprises a motor, and the power of the motor is 4 kilowatts.
3. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: the hydraulic driver (03) is arranged between the frame (02) and the counterweight (08) on the top of the machine base (01).
4. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: the swing assembly (06) comprises an upper shaft seat (061), a lower shaft seat (062), an intermediate shaft (063) and a bearing, wherein the upper shaft seat (061) is connected with the walking beam (04), the lower shaft seat (062) is connected with the frame (02), the bearing is arranged between the upper shaft seat (061) and the lower shaft seat (062), and the bearing is arranged on the periphery of the intermediate shaft (063).
5. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: hydraulic drive ware (03) includes piston hydro-cylinder (031), the bottom of piston hydro-cylinder (031) is provided with first articulated seat (032), the piston rod top of piston hydro-cylinder (031) is provided with the articulated seat of second (033), first articulated seat (032) fixed connection is in frame (01) top, the articulated seat of second (033) fixed connection is in walking beam (04) bottom, piston hydro-cylinder (031) and first articulated seat (032), the articulated seat of second (033) are all articulated.
6. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: counter weight pull rod (07) includes counter weight bearing frame (071), counter weight axle (072), counter weight bearing, pull rod (073), counter weight bearing frame (071) fixed connection is in walking beam (04) bottom, set up counter weight axle (072) in counter weight bearing frame (071), the counter weight bearing is installed in counter weight axle (072) periphery, the one end of pull rod (073) is connected in the bottom of counter weight bearing frame (071), and the top at counter weight (08) is connected to the other end of pull rod (073).
7. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: the energy accumulator (12) is an independent damping part, the energy accumulator (12) is fixed to the top of the machine base (01), the energy accumulator (12) can play a role in buffering when the balance weight (08) falls down, and the energy accumulator (12) can play a role in pushing when the balance weight (08) rises.
8. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: the frame (02) and the machine base (01) are fixed through bolts.
9. The hydraulically driven self-balancing beam-pumping unit of claim 1, wherein: the top of the rope hanger (11) is connected with the horse head (05) by a steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121551953.9U CN214787321U (en) | 2021-07-08 | 2021-07-08 | Hydraulic driven self-balancing beam-pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121551953.9U CN214787321U (en) | 2021-07-08 | 2021-07-08 | Hydraulic driven self-balancing beam-pumping unit |
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| Publication Number | Publication Date |
|---|---|
| CN214787321U true CN214787321U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121551953.9U Active CN214787321U (en) | 2021-07-08 | 2021-07-08 | Hydraulic driven self-balancing beam-pumping unit |
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| Country | Link |
|---|---|
| CN (1) | CN214787321U (en) |
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2021
- 2021-07-08 CN CN202121551953.9U patent/CN214787321U/en active Active
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