CN215169907U - Gear rack oil pumping unit - Google Patents
Gear rack oil pumping unit Download PDFInfo
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- CN215169907U CN215169907U CN202120630803.0U CN202120630803U CN215169907U CN 215169907 U CN215169907 U CN 215169907U CN 202120630803 U CN202120630803 U CN 202120630803U CN 215169907 U CN215169907 U CN 215169907U
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Abstract
The utility model discloses a balanced energy-conserving rack and pinion beam-pumping unit has the support, and it has the walking beam to articulate in the upper end of support, and the both ends of walking beam are connected with the horse head, and one side horse head passes through the steel cable and connects the sucker rod, and the opposite side horse head passes through the steel cable and connects the counter weight, wherein: a first arc-shaped rack and a second arc-shaped rack are respectively arranged on two sides of the support part of the support beam, and the arc-shaped racks are concentric; the lower part of support is equipped with power drive mechanism drive walking beam luffing motion, power drive mechanism includes driving motor, and driving motor output power is on the transmission shaft that vertical direction set up, and end connection transfer case drives power gear on the transmission shaft, power gear realizes the walking beam luffing motion with corresponding first arc rack and the meshing of second arc rack mutually respectively and suits. Compared with the prior art, the device has the characteristics of small volume, light weight, stable and reliable operation, energy conservation and low cost.
Description
Technical Field
The utility model belongs to oil development pumping unit, concretely relates to balanced energy-conserving rack and pinion beam-pumping unit.
Background
Along with the acceleration of modern process in China, the dependence degree on extraction of petroleum, natural gas and coal bed gas is increased day by day, at present, the conventional beam pumping unit is still used for extraction of the petroleum, the natural gas and the coal bed gas, the pumping unit is large in size and weight, one port of the beam pumping unit is about 24 tons generally, the beam pumping unit is difficult to install and debug, labor and materials are wasted in maintenance, the efficiency is low, the energy consumption is high, and the manufacturing process is complex. The granted bulletin date is 12/25/2013, bulletin number 203362127U discloses a swing rod type rack oil pumping unit, which is characterized in that a speed reducer, a motor and a brake are all arranged on a swing rod capable of swinging left and right, a bearing seat is arranged at the lower part of a swing rod bottom plate, a central shaft of the bearing seat is arranged on a swing rod cross beam, the swing rod cross beam is fixedly connected to a machine body, the motor is fixed on a motor seat, a telescopic square adjusting rod is welded at the lower part of the motor seat, the telescopic square adjusting rod passes through a square hollow sleeve matched with the telescopic square adjusting rod, the square hollow sleeve is connected with the swing rod, an adjusting screw rod is arranged at the lower part of the telescopic square adjusting rod, a nut and a handle for pushing the telescopic adjusting rod to move up and down are arranged on the same swing rod, the center distance between a motor belt wheel and a speed reducer belt wheel is unchanged, and the center distance can be conveniently adjusted by using a telescopic rod, the tension required by the belt is kept, the service life of the belt is prolonged, the reliability of the oil pumping unit is also improved, but the problem of energy conservation cannot be solved.
SUMMERY OF THE UTILITY MODEL
For solving the problem that prior art exists, the utility model aims to provide a balanced energy-conserving rack and pinion beam-pumping unit has small, light in weight, and the operation is reliable and stable, and is energy-conserving with low costs.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a balanced energy-conserving rack and pinion beam-pumping unit, has the support, and it has the walking beam to articulate in the upper end of support, and the both ends of walking beam are connected with the horse head, and one side horse head passes through the steel cable and connects the sucker rod, and the counter weight is connected through the steel cable to the opposite side horse head, its characterized in that: a first arc-shaped rack and a second arc-shaped rack are respectively arranged on two sides of the support part of the support beam, and the arc-shaped racks are concentric; the power driving mechanism is arranged at the lower part of the bracket and drives the walking beam to swing up and down, the power driving mechanism comprises a driving motor, the driving motor outputs power to a transmission shaft arranged in the vertical direction, the upper end part of the transmission shaft is connected with a transfer case, the transfer case horizontally and transversely outputs the power to a horizontal power output shaft, two output ends of the horizontal power output shaft are respectively provided with a first power gear and a second power gear, the first power gear is meshed with the first arc-shaped rack, and the second power gear is meshed with the second arc-shaped rack; the first power gear has a first toothed portion and a first non-toothed portion; the second power gear has a second toothed portion and a second non-toothed portion; when the first power gear outputs power, the first tooth part is meshed with the first arc-shaped rack, and the second power gear does not output power; when the second power gear outputs power, the second tooth part is meshed with the second arc-shaped rack, and the first power gear does not output power.
Preferably, the length of the tooth surface of the first tooth of the first power gear and the length of the tooth surface of the second tooth of the second power gear are adapted to the vertical swing amplitude of the walking beam.
Preferably, the transfer case is a driving bevel gear arranged at the outer end of a transmission shaft connected with the driving motor, a driven bevel gear is arranged in the middle of the horizontal power output shaft, and the driving bevel gear is meshed with the driven bevel gear to transmit the power of the driving motor to the horizontal power output shaft.
Adopt above-mentioned technical scheme's beneficial effect: the driving of the balanced energy-saving gear rack oil pumping machine is that a driving motor drives a gear rack to enable a walking beam to swing up and down, and the balanced energy-saving gear rack oil pumping machine is simple in structure, stable and reliable in power transmission, low in cost and simple and convenient to overhaul. The first and second power gears are provided with a toothed part and a toothless part, when the pumping end horsehead swings downwards, the second toothed part of the second power gear is meshed with the second arc-shaped rack to drive the pumping end horsehead to swing downwards, at the moment, the first toothless part of the first power gear is matched with the first arc-shaped rack, and the tail end horsehead does not generate driving force. When the tail end mule head swings downwards, the first tooth part of the first power gear is meshed with the first arc-shaped rack to drive the tail end mule head to swing downwards, at the moment, the second toothless part of the second power gear of the oil pumping end mule head end is matched with the second arc-shaped rack, and the oil pumping end mule head end does not generate driving force. Therefore, the two ends do not interfere with each other, and the transmission is balanced and reliable. The gear transmission efficiency is high, the energy-saving effect is good, and the oil extraction cost is reduced. The other structure of the transfer case is a driving bevel gear arranged at the outer side end of a transmission shaft connected with a driving motor, a driven bevel gear is arranged in the middle of the horizontal power output shaft, and the driving bevel gear is meshed with the driven bevel gear to transmit the power of the driving motor to the horizontal power output shaft. The transmission is balanced and reliable, and the transmission efficiency is high.
Drawings
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a first power gear;
FIG. 3 is a schematic structural view of a second power gear;
fig. 4 is a schematic structural view of the transfer case.
1, a walking beam; 2. a support; 3. a pumping end horsehead; 4. a wire rope; 5. an oil well; 6. a drive motor; 7. a drive shaft; 8. a transfer case; 8.1, a driving bevel gear; 8.2, driven bevel gear; 9. a first power gear; 9.1, a first tooth; 9.2, a first toothless part; 10. a first arc-shaped rack; 11. a second arc-shaped rack; 12. balancing weight; 13. the tail end of the donkey head; 14. a second power gear; 14.1, a second tooth; 14.2, a second toothless part; 15. and a horizontal power output shaft.
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.
The balanced energy-saving gear rack oil pumping machine shown in figure 1 is provided with a bracket 2, the upper end part of the bracket is hinged with a walking beam 1, two ends of the walking beam are connected with horse heads, a pumping end horse head 3 is connected with a pumping rod of an oil well 5 through a steel cable 4, a tail end horse head 13 is connected with a counterweight 12 through a steel cable, two sides of the supporting part of the bracket of the walking beam are respectively provided with a first arc-shaped rack 10 and a second arc-shaped rack 11, and the arc-shaped racks are concentrically arranged; the power driving mechanism is arranged at the lower part of the support and drives the walking beam to swing up and down, the power driving mechanism comprises a driving motor 6, the driving motor outputs power to a transmission shaft 7 arranged in the vertical direction, the upper end part of the transmission shaft is connected with a transfer case 8, the transfer case 8 horizontally and transversely outputs power to a horizontal power output shaft 15, as shown in fig. 4, the transfer case 8 is provided with a driving bevel gear 8.1 arranged at the upper end part of the transmission shaft 7, a driven bevel gear 8.2 is arranged on the horizontal power output shaft 15, and the driving bevel gear 8.1 is meshed with the driven bevel gear 8.2 to change the power output direction. Two output ends of the horizontal power output shaft are respectively provided with a first power gear 9 and a second power gear 14, the first power gear 9 is meshed with the first arc-shaped rack 1, and the second power gear 14 is meshed with the second arc-shaped rack 11.
As shown in fig. 2 and 3, the first power gear 9 has a first toothed portion 9.1 and a first non-toothed portion 9.2; the second power gear 14 has a second toothed portion 14.1 and a second toothless portion 14.2. When the pumping end horse head 3 swings downwards, the second tooth part 14.1 of the second power gear 14 is meshed with the second arc-shaped rack 11 to drive the pumping end horse head 3 to swing downwards, at the moment, the first toothless part 9.2 of the first power gear 9 is matched with the first arc-shaped rack 10, and the tail end horse head 13 does not generate driving force. When the tail end horsehead 13 swings downwards, the first tooth part 9.1 of the first power gear 9 is meshed with the first arc-shaped rack 10 to drive the tail end horsehead 13 to swing downwards, at the moment, the second toothless part 14.2 of the second power gear 14 at the oil pumping end horsehead 3 end is matched with the second arc-shaped rack 11, and the oil pumping end horsehead 3 end does not generate driving force.
The lengths of the tooth surface and the tooth-free surface on the first arc-shaped rack and the second arc-shaped rack are adaptive to the up-and-down swing amplitude of the walking beam. The transfer case is a driving bevel gear 8.1 arranged at the outer side end of a transmission shaft connected with the driving motor, a driven bevel gear 8.2 is arranged in the middle of the horizontal power output shaft, and the driving bevel gear is meshed with the driven bevel gear to transmit the power of the driving motor to the horizontal power output shaft.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. The utility model provides a balanced energy-conserving rack and pinion beam-pumping unit, has the support, and it has the walking beam to articulate in the upper end of support, and the both ends of walking beam are connected with the horse head, and one side horse head passes through the steel cable and connects the sucker rod, and the counter weight is connected through the steel cable to the opposite side horse head, its characterized in that: a first arc-shaped rack and a second arc-shaped rack are respectively arranged on two sides of the support part of the support beam, and the arc-shaped racks are concentric; the power driving mechanism is arranged at the lower part of the bracket and drives the walking beam to swing up and down, the power driving mechanism comprises a driving motor, the driving motor outputs power to a transmission shaft arranged in the vertical direction, the upper end part of the transmission shaft is connected with a transfer case, the transfer case horizontally and transversely outputs the power to a horizontal power output shaft, two output ends of the horizontal power output shaft are respectively provided with a first power gear and a second power gear, the first power gear is meshed with the first arc-shaped rack, and the second power gear is meshed with the second arc-shaped rack; the first power gear has a first toothed portion and a first non-toothed portion; the second power gear has a second toothed portion and a second non-toothed portion; when the first power gear outputs power, the first tooth part is meshed with the first arc-shaped rack, and the second power gear does not output power; when the second power gear outputs power, the second tooth part is meshed with the second arc-shaped rack, and the first power gear does not output power.
2. The balanced energy-saving rack-and-pinion pumping unit according to claim 1, characterized in that: the length of the tooth surface of the first tooth part of the first power gear and the length of the tooth surface of the second tooth part of the second power gear are adaptive to the vertical swing amplitude of the walking beam.
3. The balanced energy-saving rack-and-pinion pumping unit according to claim 1, characterized in that: the transfer case is a driving bevel gear arranged at the outer side end of a transmission shaft connected with the driving motor, a driven bevel gear is arranged in the middle of the horizontal power output shaft, and the driving bevel gear is meshed with the driven bevel gear to transmit the power of the driving motor to the horizontal power output shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120630803.0U CN215169907U (en) | 2021-03-29 | 2021-03-29 | Gear rack oil pumping unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120630803.0U CN215169907U (en) | 2021-03-29 | 2021-03-29 | Gear rack oil pumping unit |
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CN215169907U true CN215169907U (en) | 2021-12-14 |
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Family Applications (1)
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CN202120630803.0U Active CN215169907U (en) | 2021-03-29 | 2021-03-29 | Gear rack oil pumping unit |
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2021
- 2021-03-29 CN CN202120630803.0U patent/CN215169907U/en active Active
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