CN107401396B - Double driving wheel swing angle type oil pumping machine - Google Patents
Double driving wheel swing angle type oil pumping machine Download PDFInfo
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- CN107401396B CN107401396B CN201710868342.9A CN201710868342A CN107401396B CN 107401396 B CN107401396 B CN 107401396B CN 201710868342 A CN201710868342 A CN 201710868342A CN 107401396 B CN107401396 B CN 107401396B
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- 238000005086 pumping Methods 0.000 title claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 77
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 75
- 239000000725 suspension Substances 0.000 claims abstract description 59
- 239000003921 oil Substances 0.000 claims description 25
- 239000010687 lubricating oil Substances 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 7
- 239000003381 stabilizer Substances 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 6
- 230000033001 locomotion Effects 0.000 description 8
- 238000005265 energy consumption Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a double-driving-wheel swing angle type oil pumping machine, which comprises a base, a driving mechanism, a left upright post, a right upright post, a stabilizing beam, a suspension arm, a stroke beam, a lifting rope and an executing mechanism, wherein the left upright post, the right upright post, the driving mechanism and the executing mechanism are all arranged on the base, the suspension arm is fixed on the left upright post, two ends of the stabilizing beam are respectively and fixedly connected with the left upright post and the right upright post, the stroke beam is movably connected with the right upright post, and the stroke beam is positioned below the stabilizing beam; the driving mechanism is connected with the actuating mechanism, the actuating mechanism is connected to the middle part of the stroke beam, and the actuating mechanism drives the stroke beam to swing up and down; fixed pulleys are arranged on the suspension arm, the stroke beam and the stabilizing beam, one end of the suspension rope bypasses the fixed pulleys on the suspension arm and then is connected with the wellhead oil pumping device, and the other end of the suspension rope bypasses the fixed pulleys arranged on the stroke beam and the stabilizing beam and then is fixed on the stabilizing beam. The invention can improve the bearing performance and the mechanical balance performance of the driving wheel, thereby achieving the purpose of improving the pulling force and the stroke of the pumping unit.
Description
Technical Field
The invention relates to the technical field of petroleum drilling and production, in particular to a double-driving-wheel swing angle type pumping unit.
Background
In oil exploitation, a beam pumping unit is mainly used to pump oil out of an oil well. At present, a conventional beam pumping unit generally comprises a rope hanger, a horsehead, a beam, a frame, a connecting rod, a speed reducer, a crank, a balancing device, a base, a frame, a motor and the like, but the beam pumping unit with the structure has the defects of short stroke, small displacement, large volume, heavy weight and high energy consumption, and mainly has the problem of power grid distortion caused by self power generation.
In order to solve the above problems, the following patent technologies are proposed in the prior art:
the prior art with the Chinese patent publication number of CN102777153A discloses a wide-swing-angle oil pumping machine on the day of 11 months in 2012, and the wide-swing-angle oil pumping machine comprises a motor, a support, a connecting rod, a speed changing mechanism, a lifting rope, a fixed pulley, a wellhead oil pumping device, a rocker arm and a rocker arm support, wherein one end of the rocker arm is movably connected to the rocker arm support, the other end of the rocker arm is connected with the lifting rope, the lifting rope is connected with the wellhead oil pumping device through the fixed pulley on the support, the wide-swing-angle oil pumping machine further comprises two crank wheels, one end of the connecting rod is movably connected with the rocker arm, and the other end of the connecting rod is movably connected with the crank wheels. The patent adopts the matching of the speed change mechanism and the crank wheel to realize oil pumping, can start the oil pumping unit and maintain the oil pumping unit to work by using a smaller power motor, and can also conveniently adjust the stroke frequency and stroke of the oil pumping unit. However, the patent still has the following defects in the actual use process: 1. the number of driving wheels in the patent is one, and the tension is limited by the structure and reaches 10KN at most, so that the defect of smaller tension exists. 2. The single driving wheel is easy to shake during oil pumping, so that the stability of oil pumping is affected.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provide the double-driving-wheel swing angle type pumping unit, which is a further improvement on the prior art and can improve the bearing property and the mechanical balance of driving wheels so as to achieve the aim of improving the pulling force and the stroke of the pumping unit.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the swing angle type pumping unit with the double driving wheels comprises a base, a driving mechanism, a left upright post, a right upright post, a stabilizing beam, a suspension arm, a stroke beam, a lifting rope and an executing mechanism, wherein the left upright post, the right upright post, the driving mechanism and the executing mechanism are all arranged on the base, the suspension arm is fixed on the left upright post, two ends of the stabilizing beam are respectively fixedly connected with the left upright post and the right upright post, the stroke beam is movably connected with the right upright post, and the stroke beam is positioned below the stabilizing beam; the driving mechanism is connected with the actuating mechanism, the actuating mechanism is connected to the middle part of the stroke beam, and the actuating mechanism drives the stroke beam to swing up and down; fixed pulleys are arranged on the suspension arm, the stroke beam and the stabilizing beam, one end of the suspension rope bypasses the fixed pulleys on the suspension arm and then is connected with the wellhead oil pumping device, and the other end of the suspension rope bypasses the fixed pulleys arranged on the stroke beam and the stabilizing beam and then is fixed on the stabilizing beam.
The actuating mechanism comprises a pull rod, a V-shaped power arm, a driven wheel and a main driving wheel connected with the driving mechanism, wherein the main driving wheel and the driven wheel are symmetrically arranged on the base, and the main driving wheel and the driven wheel are in external gear meshing transmission; the middle part of the V-shaped power arm is movably connected to the stroke beam, two ends of the V-shaped power arm are respectively and movably connected with pull rods, and the other ends of the two pull rods are respectively and movably connected with the main driving wheel and the auxiliary driving wheel; the connecting center of the V-shaped power arm and the stroke beam is positioned on a vertical line with the center point of the axial lead between the main driving wheel and the auxiliary driving wheel, and the main driving wheel and the auxiliary driving wheel drive the V-shaped power arm to swing up and down along the vertical line of the center point through the pull rod.
The lower part of the stroke beam is fixedly provided with a counterweight cavity for counterweight, and the counterweight cavity is positioned at one end close to the left upright post.
The fixed pulleys on the suspension arm are at least two, the fixed pulleys on the stroke beam and the stabilizing beam are at least one, the two fixed pulleys on the stroke beam are respectively arranged at the end part and the middle part, one end of the lifting rope bypasses the fixed pulleys on the suspension arm and then is fixedly connected with the wellhead oil pumping device, and the other end of the lifting rope bypasses the fixed pulleys on the stroke beam and the stabilizing beam and then is fixedly connected with the stabilizing beam.
The base is fixedly provided with a left support frame and a right support frame, the main driving wheel and the auxiliary driving wheel are respectively and movably connected to the left support frame and the right support frame through bearings, and a stabilizer bar is fixedly connected between the right support frame and the right upright post.
The base is fixedly provided with a lubricating oil tank, and the lower parts of the main driving wheel and the auxiliary driving wheel are both positioned in the lubricating oil tank.
The lubricating oil tank upper portion fixedly connected with protective housing, main drive wheel and follow drive wheel all are located the protective housing.
And wind-proof sand shells for the fixed pulleys are arranged on the suspension arm, the stroke beam and the stabilizing beam.
And helical teeth are arranged on the main driving wheel and the right driving wheel.
And through holes are formed in the left upright post, the right upright post, the stabilizing beam and the stroke beam.
And a stay wire is fixedly connected between the suspension arm and the stabilizing beam, and inclined support rods are fixedly connected between the base and the left and right upright posts.
The driving mechanism comprises a motor, a clutch, a gearbox, a transmission shaft and a tooth packet assembly which are sequentially connected, the tooth packet assembly is connected with a driving wheel, and a brake block is arranged on the tooth packet assembly.
The lifting rope is a steel rope or a chain.
The invention has the advantages that:
1. the pumping unit is provided with the two main driving wheels and the auxiliary driving wheels which are arranged in a line, and the main driving wheels and the auxiliary driving wheels are meshed and transmitted by the external gears of the main driving wheels and the auxiliary driving wheels, and the main driving wheels and the auxiliary driving wheels can drive the stroke beam to swing up and down through the cooperation of the two pull rods and the V-shaped power arm respectively so as to realize pumping. Compared with the existing pumping unit, the structure with the driving wheels arranged in a line can double the bearing performance of the driving wheels, and the pulling force can be increased to 16KN, so that the stroke of the pumping unit is greatly improved, the stability of the pumping unit is greatly improved, and the pumping unit cannot shake during pumping. In addition, the structure that the main driving wheel and the auxiliary driving wheel are matched with each other for pumping oil can lead the stress of the driving wheel to be more uniform and reduce the pumping noise. Meanwhile, the two driving wheels can store energy when the pumping unit makes a down stroke movement and release the energy when the pumping unit makes an up stroke movement, thereby ensuring the pumping stability.
2. In the invention, the connecting center of the V-shaped power arm and the stroke beam is positioned on the vertical line of the center point of the axial lead between the main driving wheel and the auxiliary driving wheel, and the main driving wheel and the auxiliary driving wheel drive the V-shaped power arm to swing up and down along the vertical line of the center point through the pull rod. The structure enables the tensile force generated by the two driving wheels arranged in a straight line to effectively act on the stroke beam, and avoids the waste of power.
3. According to the invention, the counterweight cavity arranged at the end part of the stroke beam can be used for counterweight according to the requirement, so that the aim of reducing energy consumption to the greatest extent is fulfilled. Meanwhile, the counterweight cavity is positioned at the end part of the stroke beam, so that the gravity center of the end part of the stroke beam is downward, and under the action of gravity, the two driving wheels can drive the stroke beam more easily, thereby being more beneficial to saving energy consumption.
4. According to the invention, the fixed pulleys on the stroke beam and the stabilizing beam are at least one, so that people can adjust the stroke of the pumping unit by adjusting the number of the fixed pulleys, and the fixed pulleys can be suitable for different oil fields and have a wider application range.
5. According to the invention, the main driving wheel and the auxiliary driving wheel are arranged through the left supporting frame and the right supporting frame, and the structure of the stabilizing rod is fixedly arranged between the right supporting frame and the right upright post, so that the main driving wheel and the auxiliary driving wheel are stably arranged on the base, and the stability of the main driving wheel and the auxiliary driving wheel in oil pumping is improved.
6. According to the invention, the lubricating oil tank arranged on the base can lubricate and cool the driving wheel and the driving mechanism, so that the purpose of prolonging the service life of the driving wheel is achieved.
7. According to the invention, through the protective shell fixedly connected to the upper part of the lubricating oil tank, the main driving wheel and the auxiliary driving wheel are prevented from being interfered by external sand wind, so that the operation of the main driving wheel and the auxiliary driving wheel is more flexible.
8. According to the invention, the fixed pulleys on the suspension arm, the stroke beam and the stabilizing beam can be protected through the wind-proof sand shell, so that the service life of the fixed pulleys is prolonged, and the stability of the fixed pulleys in the use process is improved.
9. The main driving wheel and the right driving wheel are respectively provided with the helical teeth, which is equivalent to the fact that the main driving wheel and the right driving wheel adopt helical teeth for transmission, so that the transmission mode can further improve the bearing property of the driving wheel and further reduce the energy consumption, and particularly, the helical teeth can reduce the energy consumption by about 15% compared with the straight teeth.
10. The left upright post, the right upright post, the stabilizing beam and the stroke beam are respectively provided with the through holes, the through holes are beneficial to reducing the wind resistance of the whole pumping unit and the weight of the pumping unit, so that the shaking of the pumping unit caused by strong wind can be avoided, and the production cost of the pumping unit is reduced.
11. According to the invention, the whole stability of the pumping unit can be greatly improved through the stay wire fixedly connected between the suspension arm and the stabilizing beam and the inclined support rod fixedly connected between the base and the left and right stand columns.
12. The driving mechanism comprises a motor, a clutch, a gearbox, a transmission shaft and a tooth pack assembly which are sequentially connected, wherein the tooth pack assembly is connected with a driving wheel, and a brake block is arranged on the tooth pack assembly.
13. The invention adopts the specific structure, and can make the stroke of the pumping unit reach 10 meters at maximum under the condition that the main driving wheel and the auxiliary driving wheel can reach the maximum stress state. Of course, in actual use, the purpose of adjusting the stroke can be achieved by adjusting the size of the driving wheel and by increasing or decreasing the fixed pulleys on the stroke beam and the fixed pulleys on the stabilizing beam.
14. The invention can adopt the steel rope or the chain as the lifting rope, wherein, the steel rope can reduce the production cost, and the chain can prolong the service life, thereby being convenient for users to select according to different requirements.
15. The invention is not only suitable for the exploitation operation of general petroleum, but also suitable for the exploitation operation of crude oil with medium and low viscosity and high water content.
Drawings
FIG. 1 is a schematic view of the wellhead pumping device of the present invention at its lowest point.
FIG. 2 is a schematic view of the wellhead pumping device of the present invention at its highest point.
Marked in the figure as: 1. base, 2, left stand, 3, right stand, 4, stabilizing beam, 5, davit, 6, stroke roof beam, 7, lifting rope, 8, well head pumping unit, 9, torque arm, 10, pull rod, 11, V-arrangement power arm, 12, from drive wheel, 13, main drive wheel, 14, counter weight chamber, 15, left support frame, 16, right support frame, 17, stabilizing rod, 18, fixed pulley, 19, lubricating oil tank, 20, protective housing, 21, prevent wind husky shell, 22, through-hole, 23, stay wire, 24, motor, 25, brake block, 26, tooth package assembly.
Detailed Description
Example 1
The double-driving-wheel swing angle type oil pumping machine comprises a base 1, a driving mechanism, a left upright post 2, a right upright post 3, a stabilizing beam 4, a suspension arm 5, a stroke beam 6, a suspension rope 7 and an executing mechanism, wherein the left upright post 2, the right upright post 3, the driving mechanism and the executing mechanism are all arranged on the base 1, the suspension arm 5 is fixed on the left upright post 2, two ends of the stabilizing beam 4 are respectively fixedly connected with the left upright post 2 and the right upright post 3, the stroke beam 6 is movably connected with the right upright post 3, and the stroke beam 6 is positioned below the stabilizing beam 4; the driving mechanism is connected with the actuating mechanism, the actuating mechanism is connected to the middle part of the stroke beam 6, and the actuating mechanism drives the stroke beam 6 to swing up and down; fixed pulleys 18 are arranged on the suspension arm 5, the stroke beam 6 and the stabilizing beam 4, one end of the suspension rope 7 bypasses the fixed pulleys 18 on the suspension arm 5 and then is connected with the wellhead pumping device 8, and the other end bypasses the fixed pulleys 18 arranged on the stroke beam 6 and the stabilizing beam 4 and then is fixed on the stabilizing beam 4.
In the invention, the actuating mechanism comprises a pull rod 10, a V-shaped power arm 11, a driven wheel 12 and a main driving wheel 13 connected with the driving mechanism, wherein the main driving wheel 13 and the driven wheel 12 are arranged on the base 1 in a straight line, the main driving wheel 13 and the driven wheel 12 are symmetrical, and the main driving wheel 13 and the driven wheel 12 are in external gear engagement transmission. The two ends of the rotating shaft of the main driving wheel 13 are fixedly connected with torque arms 9 respectively, and the two ends of the rotating shaft of the auxiliary driving wheel 12 are also fixedly connected with torque arms 9 respectively; the middle part of V-arrangement power arm 11 passes through bearing swing joint on stroke roof beam 6, and the both ends of V-arrangement power arm 11 set up downwards to have pull rod 10 through bearing swing joint respectively, wherein the tip of one pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at main drive wheel 13 axis of rotation both ends, and the tip of another pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at the axis of rotation both ends from drive wheel 12. The connecting center of the V-shaped power arm 11 and the stroke beam 6 is positioned on the vertical line of the center point of the axial lead between the main driving wheel 13 and the auxiliary driving wheel 12, and the main driving wheel 13 and the auxiliary driving wheel 12 drive the V-shaped power arm 11 to swing up and down along the vertical line of the center point through the pull rod 10.
In the invention, at least two fixed pulleys 18 are arranged on the suspension arm 5, at least one fixed pulley 18 is arranged on the stroke beam 6 and the stabilizing beam 4, the two fixed pulleys 18 on the stroke beam 6 are respectively arranged at the end part and the middle part, one end of the lifting rope 7 bypasses the fixed pulleys 18 on the suspension arm 5 and then is fixedly connected with the wellhead pumping device 8, and the other end bypasses the fixed pulleys 18 on the stroke beam 6 and the stabilizing beam 4 and then is fixedly connected with the stabilizing beam 4. Specifically, it is preferable that the number of fixed pulleys 18 on the stroke beam 6 and the stabilizing beam 4 is two, the two fixed pulleys 18 on the stroke beam 6 are respectively arranged at the end part and the middle part, one end of the lifting rope 7 bypasses the fixed pulley 18 on the suspension arm 5 and then is fixedly connected with the wellhead pumping device 8, and the other end of the lifting rope bypasses the fixed pulley 18 at the end part of the stroke beam 6, the fixed pulley 18 on the stabilizing beam 4 and the fixed pulley 18 in the middle part of the stroke beam 6 in sequence and then is fixedly connected with the stabilizing beam 4.
In the invention, a left support frame 15 and a right support frame 16 are fixedly arranged on the base 1, a main driving wheel 13 and a secondary driving wheel 12 are respectively and movably connected on the left support frame 15 and the right support frame 16 through bearings, and a stabilizer bar 17 is fixedly connected between the right support frame 16 and the right upright post 3. The suspension arm 5, the stroke beam 6 and the stabilizing beam 4 are provided with a wind-proof sand shell 21 for the fixed pulley 18. Through holes 22 are formed in the left upright post 2, the right upright post 3, the stabilizing beam 4 and the stroke beam 6. Stay wires 23 are fixedly connected between the suspension arm 5 and the stabilizing beam 4, and inclined support rods are fixedly connected between the base 1 and the left upright post 2 and between the base and the right upright post 3.
According to the invention, the driving mechanism comprises a motor 24, a clutch, a gear shifting handle, a gearbox, a transmission shaft and a tooth pack assembly 26 which are sequentially connected, the tooth pack assembly 26 is connected with a driving wheel, a brake block 25 is arranged on the tooth pack assembly 26, the brake block 25 comprises a hand brake block and a foot brake block, and the pumping unit can be conveniently and rapidly stopped to move through the hand brake block and the foot brake block. The dental wrap assembly 26 is conventional in the art, and for example, a rear dental wrap assembly 26 for an automobile can be used.
In the present invention, the lifting rope 7 may be a steel rope or a chain.
Example 2
The double-driving-wheel swing angle type oil pumping machine comprises a base 1, a driving mechanism, a left upright post 2, a right upright post 3, a stabilizing beam 4, a suspension arm 5, a stroke beam 6, a suspension rope 7 and an executing mechanism, wherein the left upright post 2, the right upright post 3, the driving mechanism and the executing mechanism are all arranged on the base 1, the suspension arm 5 is fixed on the left upright post 2, two ends of the stabilizing beam 4 are respectively fixedly connected with the left upright post 2 and the right upright post 3, the stroke beam 6 is movably connected with the right upright post 3, and the stroke beam 6 is positioned below the stabilizing beam 4; the driving mechanism is connected with the actuating mechanism, the actuating mechanism is connected to the middle part of the stroke beam 6, and the actuating mechanism drives the stroke beam 6 to swing up and down; fixed pulleys 18 are arranged on the suspension arm 5, the stroke beam 6 and the stabilizing beam 4, one end of the suspension rope 7 bypasses the fixed pulleys 18 on the suspension arm 5 and then is connected with the wellhead pumping device 8, and the other end bypasses the fixed pulleys 18 arranged on the stroke beam 6 and the stabilizing beam 4 and then is fixed on the stabilizing beam 4.
In the invention, the actuating mechanism comprises a pull rod 10, a V-shaped power arm 11, a driven wheel 12 and a main driving wheel 13 connected with the driving mechanism, wherein the main driving wheel 13 and the driven wheel 12 are arranged on the base 1 in a straight line, the main driving wheel 13 and the driven wheel 12 are symmetrical, and the main driving wheel 13 and the driven wheel 12 are in external gear engagement transmission. The two ends of the rotating shaft of the main driving wheel 13 are fixedly connected with torque arms 9 respectively, and the two ends of the rotating shaft of the auxiliary driving wheel 12 are also fixedly connected with torque arms 9 respectively; the middle part of V-arrangement power arm 11 passes through bearing swing joint on stroke roof beam 6, and the both ends of V-arrangement power arm 11 set up downwards to have pull rod 10 through bearing swing joint respectively, wherein the tip of one pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at main drive wheel 13 axis of rotation both ends, and the tip of another pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at the axis of rotation both ends from drive wheel 12. The connecting center of the V-shaped power arm 11 and the stroke beam 6 is positioned on the vertical line of the center point of the axial lead between the main driving wheel 13 and the auxiliary driving wheel 12, and the main driving wheel 13 and the auxiliary driving wheel 12 drive the V-shaped power arm 11 to swing up and down along the vertical line of the center point through the pull rod 10.
In the invention, a weight cavity 14 for weight is fixedly arranged at the lower part of the stroke beam 6, and the weight cavity 14 is positioned at one end close to the left upright post 2. In actual pumping, energy consumption can be reduced by filling the weight chamber 14 with weights.
Example 3
The double-driving-wheel swing angle type oil pumping machine comprises a base 1, a driving mechanism, a left upright post 2, a right upright post 3, a stabilizing beam 4, a suspension arm 5, a stroke beam 6, a suspension rope 7 and an executing mechanism, wherein the left upright post 2, the right upright post 3, the driving mechanism and the executing mechanism are all arranged on the base 1, the suspension arm 5 is fixed on the left upright post 2, two ends of the stabilizing beam 4 are respectively fixedly connected with the left upright post 2 and the right upright post 3, the stroke beam 6 is movably connected with the right upright post 3, and the stroke beam 6 is positioned below the stabilizing beam 4; the driving mechanism is connected with the actuating mechanism, the actuating mechanism is connected to the middle part of the stroke beam 6, and the actuating mechanism drives the stroke beam 6 to swing up and down; fixed pulleys 18 are arranged on the suspension arm 5, the stroke beam 6 and the stabilizing beam 4, one end of the suspension rope 7 bypasses the fixed pulleys 18 on the suspension arm 5 and then is connected with the wellhead pumping device 8, and the other end bypasses the fixed pulleys 18 arranged on the stroke beam 6 and the stabilizing beam 4 and then is fixed on the stabilizing beam 4.
In the invention, the actuating mechanism comprises a pull rod 10, a V-shaped power arm 11, a driven wheel 12 and a main driving wheel 13 connected with the driving mechanism, wherein the main driving wheel 13 and the driven wheel 12 are arranged on the base 1 in a straight line, the main driving wheel 13 and the driven wheel 12 are symmetrical, and the main driving wheel 13 and the driven wheel 12 are in external gear engagement transmission. The two ends of the rotating shaft of the main driving wheel 13 are fixedly connected with torque arms 9 respectively, and the two ends of the rotating shaft of the auxiliary driving wheel 12 are also fixedly connected with torque arms 9 respectively; the middle part of V-arrangement power arm 11 passes through bearing swing joint on stroke roof beam 6, and the both ends of V-arrangement power arm 11 set up downwards to have pull rod 10 through bearing swing joint respectively, wherein the tip of one pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at main drive wheel 13 axis of rotation both ends, and the tip of another pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at the axis of rotation both ends from drive wheel 12. The connecting center of the V-shaped power arm 11 and the stroke beam 6 is positioned on the vertical line of the center point of the axial lead between the main driving wheel 13 and the auxiliary driving wheel 12, and the main driving wheel 13 and the auxiliary driving wheel 12 drive the V-shaped power arm 11 to swing up and down along the vertical line of the center point through the pull rod 10.
In the invention, at least two fixed pulleys 18 are arranged on the suspension arm 5, at least one fixed pulley 18 is arranged on the stroke beam 6 and the stabilizing beam 4, the two fixed pulleys 18 on the stroke beam 6 are respectively arranged at the end part and the middle part, one end of the lifting rope 7 bypasses the fixed pulleys 18 on the suspension arm 5 and then is fixedly connected with the wellhead pumping device 8, and the other end bypasses the fixed pulleys 18 on the stroke beam 6 and the stabilizing beam 4 and then is fixedly connected with the stabilizing beam 4. Specifically, it is preferable that the number of fixed pulleys 18 on the stroke beam 6 and the stabilizing beam 4 is two, the two fixed pulleys 18 on the stroke beam 6 are respectively arranged at the end part and the middle part, one end of the lifting rope 7 bypasses the fixed pulley 18 on the suspension arm 5 and then is fixedly connected with the wellhead pumping device 8, and the other end of the lifting rope bypasses the fixed pulley 18 at the end part of the stroke beam 6, the fixed pulley 18 on the stabilizing beam 4 and the fixed pulley 18 in the middle part of the stroke beam 6 in sequence and then is fixedly connected with the stabilizing beam 4.
In the invention, a weight cavity 14 for weight is fixedly arranged at the lower part of the stroke beam 6, and the weight cavity 14 is positioned at one end close to the left upright post 2. In actual pumping, energy consumption can be reduced by filling the weight chamber 14 with weights.
In the invention, the base 1 is fixedly provided with a lubricating oil tank 19 with good sealing performance through bolts, and the lower parts of the main driving wheel 13 and the auxiliary driving wheel 12 are positioned in the lubricating oil tank 19. Further, the upper portion of the lubricating oil tank 19 is fixedly connected with a protective shell 20 through bolts, sealing strips are arranged between the lubricating oil tank 19 and the retaining shell, and the main driving wheel 13 and the auxiliary driving wheel 12 are completely located in the protective shell 20 so as to prevent wind and sand from entering and affecting the normal rotation of the driving wheels.
Example 4
The double-driving-wheel swing angle type oil pumping machine comprises a base 1, a driving mechanism, a left upright post 2, a right upright post 3, a stabilizing beam 4, a suspension arm 5, a stroke beam 6, a suspension rope 7 and an executing mechanism, wherein the left upright post 2, the right upright post 3, the driving mechanism and the executing mechanism are all arranged on the base 1, the suspension arm 5 is fixed on the left upright post 2, two ends of the stabilizing beam 4 are respectively fixedly connected with the left upright post 2 and the right upright post 3, the stroke beam 6 is movably connected with the right upright post 3, and the stroke beam 6 is positioned below the stabilizing beam 4; the driving mechanism is connected with the actuating mechanism, the actuating mechanism is connected to the middle part of the stroke beam 6, and the actuating mechanism drives the stroke beam 6 to swing up and down; fixed pulleys 18 are arranged on the suspension arm 5, the stroke beam 6 and the stabilizing beam 4, one end of the suspension rope 7 bypasses the fixed pulleys 18 on the suspension arm 5 and then is connected with the wellhead pumping device 8, and the other end bypasses the fixed pulleys 18 arranged on the stroke beam 6 and the stabilizing beam 4 and then is fixed on the stabilizing beam 4.
In the invention, the actuating mechanism comprises a pull rod 10, a V-shaped power arm 11, a driven wheel 12 and a main driving wheel 13 connected with the driving mechanism, wherein the main driving wheel 13 and the driven wheel 12 are arranged on the base 1 in a straight line, the main driving wheel 13 and the driven wheel 12 are symmetrical, and the main driving wheel 13 and the driven wheel 12 are in external gear engagement transmission. The two ends of the rotating shaft of the main driving wheel 13 are fixedly connected with torque arms 9 respectively, and the two ends of the rotating shaft of the auxiliary driving wheel 12 are also fixedly connected with torque arms 9 respectively; the middle part of V-arrangement power arm 11 passes through bearing swing joint on stroke roof beam 6, and the both ends of V-arrangement power arm 11 set up downwards to have pull rod 10 through bearing swing joint respectively, wherein the tip of one pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at main drive wheel 13 axis of rotation both ends, and the tip of another pull rod 10 passes through the bearing respectively and is connected with the torque arm 9 swing joint that sets up at the axis of rotation both ends from drive wheel 12. The connecting center of the V-shaped power arm 11 and the stroke beam 6 is positioned on the vertical line of the center point of the axial lead between the main driving wheel 13 and the auxiliary driving wheel 12, and the main driving wheel 13 and the auxiliary driving wheel 12 drive the V-shaped power arm 11 to swing up and down along the vertical line of the center point through the pull rod 10.
In the invention, the base 1 is fixedly provided with a lubricating oil tank 19 with good sealing performance through bolts, and the lower parts of the main driving wheel 13 and the auxiliary driving wheel 12 are positioned in the lubricating oil tank 19. Further, the upper portion of the lubricating oil tank 19 is fixedly connected with a protective shell 20 through bolts, sealing strips are arranged between the lubricating oil tank 19 and the retaining shell, and the main driving wheel 13 and the auxiliary driving wheel 12 are completely located in the protective shell 20 so as to prevent wind and sand from entering and affecting the normal rotation of the driving wheels.
In the invention, the main driving wheel 13 and the right driving wheel are respectively provided with helical teeth, and the main driving wheel 13 and the right driving wheel are driven by the helical teeth.
The invention is mainly suitable for strokes of 6 meters, 8 meters and 10 meters, and compared with the prior art, the invention can generate larger power by using a motor with smaller power, and the invention is specifically as follows:
6 m travel, 10-12 KN, only a motor with power of 30-37 kw is needed for driving.
8 m travel, 12-14 KN, only a motor with 37-45 kw power is needed to drive.
A stroke of 10 meters, 14-16 KN, and only a motor with power of 45-55 kw is needed for driving.
The working principle of the invention is as follows: starting a driving mechanism, wherein the driving mechanism drives a main driving wheel 13 to do circular motion, the main driving wheel 13 drives a secondary driving wheel 12 to do circular motion, the main driving wheel 13 and the secondary driving wheel 12 drive a stroke beam 6 to swing up and down through a torque arm 9 and a pull rod 10 respectively, and when the main driving wheel 13 and the secondary driving wheel 12 drive the pull rod 10 to do movement from the highest point to the lowest point respectively, the pull rod 10 drives the stroke beam 6 to do downward motion, and the pumping unit does upward stroke motion; when the main driving wheel 13 and the auxiliary driving wheel 12 respectively drive the pull rod 10 to move from the lowest point to the highest point, the pull rod 10 drives the stroke beam 6 to move upwards, and the pumping unit performs downward stroke movement. In addition, when the pumping unit needs to be stopped, the pumping unit can be stopped rapidly through the brake pad 25.
Claims (7)
1. The utility model provides a two drive wheel pivot angle formula beam-pumping units which characterized in that: the lifting device comprises a base (1), a driving mechanism, a left upright (2), a right upright (3), a stabilizing beam (4), a suspension arm (5), a stroke beam (6), a lifting rope (7) and an executing mechanism, wherein the left upright (2), the right upright (3), the driving mechanism and the executing mechanism are all arranged on the base (1), the suspension arm (5) is fixed on the left upright (2), two ends of the stabilizing beam (4) are respectively fixedly connected with the left upright (2) and the right upright (3), the stroke beam (6) is movably connected with the right upright (3), and the stroke beam (6) is positioned below the stabilizing beam (4); the driving mechanism is connected with the actuating mechanism, the actuating mechanism is connected to the middle part of the stroke beam (6), and the actuating mechanism drives the stroke beam (6) to swing up and down; fixed pulleys (18) are arranged on the suspension arm (5), the stroke beam (6) and the stabilizing beam (4), one end of the suspension rope (7) bypasses the fixed pulleys (18) on the suspension arm (5) and then is connected with the wellhead oil pumping device (8), and the other end of the suspension rope bypasses the fixed pulleys (18) arranged on the stroke beam (6) and the stabilizing beam (4) and then is fixed on the stabilizing beam (4);
the actuating mechanism comprises a pull rod (10), a V-shaped power arm (11), a driven wheel (12) and a main driving wheel (13) connected with the driving mechanism, wherein the main driving wheel (13) and the driven wheel (12) are symmetrically arranged on the base (1), and the main driving wheel (13) and the driven wheel (12) are in external gear engagement transmission; the middle part of the V-shaped power arm (11) is movably connected to the stroke beam (6), two ends of the V-shaped power arm (11) are respectively and movably connected with the pull rods (10), and the other ends of the two pull rods (10) are respectively and movably connected with the main driving wheel (13) and the auxiliary driving wheel (12); the connecting center of the V-shaped power arm (11) and the stroke beam (6) is positioned on a vertical line with the center point of the axial lead between the main driving wheel (13) and the auxiliary driving wheel (12), and the main driving wheel (13) and the auxiliary driving wheel (12) drive the V-shaped power arm (11) to swing up and down along the vertical line of the center point through the pull rod (10);
the lower part of the stroke beam (6) is fixedly provided with a counterweight cavity (14) for counterweight, and the counterweight cavity (14) is positioned at one end close to the left upright post (2);
the fixed pulleys (18) on the suspension arm (5) are at least two, the fixed pulleys (18) on the stabilizing beam (4) are at least one, the two fixed pulleys (18) on the stroke beam (6) are respectively arranged at the end part and the middle part, one end of the lifting rope (7) bypasses the fixed pulleys (18) on the suspension arm (5) and then is fixedly connected with the wellhead oil pumping device (8), and the other end bypasses the fixed pulleys (18) on the stroke beam (6) and the stabilizing beam (4) and then is fixedly connected with the stabilizing beam (4).
2. The dual drive wheel swing angle pumping unit according to claim 1, wherein: the base (1) is fixedly provided with a left support frame (15) and a right support frame (16), the main driving wheel (13) and the auxiliary driving wheel (12) are respectively and movably connected to the left support frame (15) and the right support frame (16) through bearings, and a stabilizer bar (17) is fixedly connected between the right support frame (16) and the right upright post (3).
3. The dual drive wheel swing angle pumping unit according to claim 1, wherein: the base (1) is fixedly provided with a lubricating oil tank (19), and the lower parts of the main driving wheel (13) and the auxiliary driving wheel (12) are both positioned in the lubricating oil tank (19).
4. The dual drive wheel swing angle pumping unit according to claim 3, wherein: the upper part of the lubricating oil tank (19) is fixedly connected with a protective shell (20), and the main driving wheel (13) and the auxiliary driving wheel (12) are both positioned in the protective shell (20).
5. The dual drive wheel swing angle pumping unit according to claim 1, wherein: the suspension arm (5), the stroke beam (6) and the stabilizing beam (4) are respectively provided with a wind-proof sand shell (21) for the fixed pulley (18).
6. The dual drive wheel swing angle pumping unit according to any of claims 1-5, wherein: the main driving wheel (13) and the auxiliary driving wheel (12) are respectively provided with helical teeth.
7. The dual drive wheel swing angle pumping unit according to claim 1, wherein: the driving mechanism comprises a motor (24), a clutch, a gearbox, a transmission shaft and a tooth pack assembly (26) which are sequentially connected, the tooth pack assembly (26) is connected with a driving wheel, and a brake block (25) is arranged on the tooth pack assembly (26).
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4306463A (en) * | 1980-04-28 | 1981-12-22 | King Gerald R | Long stroke pump jack |
| US4483208A (en) * | 1982-07-02 | 1984-11-20 | Parker Jr Thomas N | Pumping unit |
| US4743172A (en) * | 1983-11-08 | 1988-05-10 | Grooves & Lands, Inc. | Belt driven pumping unit |
| CN1247929A (en) * | 1999-07-30 | 2000-03-22 | 陈东旺 | Design method process and equipment of mechanical oil production |
| CN102071872A (en) * | 2011-01-12 | 2011-05-25 | 王安劳 | Compact drilling machine |
| CN102808602A (en) * | 2012-08-23 | 2012-12-05 | 李兆胜 | Automatic speed-changing wide-swing-angle oil pumping machine |
| RU2476722C1 (en) * | 2011-10-04 | 2013-02-27 | Щадрин Сергей Валентинович | Small-size long-stroke pumping unit |
| CN207420548U (en) * | 2017-09-22 | 2018-05-29 | 李兆胜 | A kind of dual drive wheel swing angle type pumping unit |
-
2017
- 2017-09-22 CN CN201710868342.9A patent/CN107401396B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4306463A (en) * | 1980-04-28 | 1981-12-22 | King Gerald R | Long stroke pump jack |
| US4483208A (en) * | 1982-07-02 | 1984-11-20 | Parker Jr Thomas N | Pumping unit |
| US4743172A (en) * | 1983-11-08 | 1988-05-10 | Grooves & Lands, Inc. | Belt driven pumping unit |
| CN1247929A (en) * | 1999-07-30 | 2000-03-22 | 陈东旺 | Design method process and equipment of mechanical oil production |
| CN102071872A (en) * | 2011-01-12 | 2011-05-25 | 王安劳 | Compact drilling machine |
| RU2476722C1 (en) * | 2011-10-04 | 2013-02-27 | Щадрин Сергей Валентинович | Small-size long-stroke pumping unit |
| CN102808602A (en) * | 2012-08-23 | 2012-12-05 | 李兆胜 | Automatic speed-changing wide-swing-angle oil pumping machine |
| CN207420548U (en) * | 2017-09-22 | 2018-05-29 | 李兆胜 | A kind of dual drive wheel swing angle type pumping unit |
Non-Patent Citations (1)
| Title |
|---|
| 崔旭明 ; 孙英飞 ; 闵志缤 ; 陈平 ; 黄雪松.滑轮组增程抽油机传动系统的运动学分析.大庆石油学院学报.2008,第32卷(第05期),第115-117页. * |
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