CN115538988A - Pumping unit automatic control equipment with parameter self-identification adjusting structure - Google Patents

Pumping unit automatic control equipment with parameter self-identification adjusting structure Download PDF

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Publication number
CN115538988A
CN115538988A CN202211553190.0A CN202211553190A CN115538988A CN 115538988 A CN115538988 A CN 115538988A CN 202211553190 A CN202211553190 A CN 202211553190A CN 115538988 A CN115538988 A CN 115538988A
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China
Prior art keywords
driven pulley
fixedly connected
negative pressure
pipe
automatic control
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CN202211553190.0A
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CN115538988B (en
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朱长福
梁力
黄善南
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Qinhuangdao Meicheng Low Carbon Industry Development Co ltd
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Qinhuangdao Meicheng Runqi Low Carbon Industry Development Co ltd
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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12Methods or apparatus for controlling the flow of the obtained fluid to or in wells
    • E21B43/121Lifting well fluids
    • E21B43/126Adaptations of down-hole pump systems powered by drives outside the borehole, e.g. by a rotary or oscillating drive
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H9/00Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The invention discloses a pumping unit automatic control device with a parameter self-recognition adjusting structure, which is applied to the field of pumping units, and the pumping unit is provided with devices such as a pad belt, if the frequency of stroke needs to be reduced, a right electromagnetic valve is opened, a left electromagnetic valve is closed, and a negative pressure fan is started, at the moment, a negative pressure state is formed in a right negative pressure cavity, the pad belt wound on a conversion wheel can be adsorbed on a driven pulley, the pad belt can be completely wound on the surface of the driven pulley along with the rotation of the driven pulley, at the moment, the diameter of the driven pulley is increased, the frequency of stroke is reduced, similarly, if the frequency of stroke needs to be increased, the inner part of the left negative pressure cavity can be pumped into the negative pressure state, at the moment, the pad belt is wound on the conversion wheel, the diameter of the driven pulley is reduced, the frequency of stroke is increased, through the arrangement, the diameter of the driven pulley can be changed, the frequency of stroke is indirectly changed, compared with the traditional method for replacing the driven pulley or the driving pulley, the adjustment is simple in adjustment, and the workload is reduced.

Description

Pumping unit automatic control equipment with parameter self-identification adjusting structure
Technical Field
The invention relates to the field of pumping units, in particular to pumping unit automatic control equipment with a parameter self-identification adjusting structure.
Background
The pumping unit is powered by the power machine, the high-speed rotation of the power machine is changed into the low-speed rotation of the crank of the pumping unit through the speed reducer, the rotary motion is changed into the up-and-down reciprocating motion of the horse head of the pumping unit through the crank-connecting rod-walking beam mechanism, and the deep well pump is driven to work through the rope hanger assembly.
The beam-pumping unit is the rigid structure, and at the middle and later stages of oil well, well liquid supplies liquid inadequately, when need adjusting the stroke frequency, just need to change belt pulley or reducing gear box, and the process is loaded down with trivial details, and danger is high, and work load is big for adjustment work is more difficult.
If the diameter of the pulley is directly changed, the frequency of punching can be changed without changing the pulley.
Disclosure of Invention
The purpose of the invention is as follows: change the number of strokes of beam-pumping unit through the diameter that changes the belt pulley, compare prior art and provide a beam-pumping unit autonomous control equipment with parameter self-identification adjustment structure, including the mounting panel, install the motor case on the mounting panel, the install bin, negative-pressure air fan, the speed reducer, the top of motor case is provided with the driving machine, the top of install bin is provided with the U template, it is connected with hollow rotating pipe to rotate between the lateral wall of U template both sides, the outer wall fixedly connected with conversion wheel of hollow rotating pipe, the outer wall winding of conversion wheel has the rim strip, the hollow pivot of input fixedly connected with of speed reducer, the outer wall of hollow pivot runs through fixedly connected with driven pulley, it is connected with the belt to rotate between driven pulley and the driving pulley, negative-pressure air fan's convulsions exhaust pipe fixedly connected with left exhaust pipe and right exhaust pipe respectively sealed rotation, left side exhaust pipe, fixedly connected with the three-way pipe between right exhaust pipe and the exhaust pipe, the left solenoid valve is installed to the lateral wall that the three-way pipe is close to left exhaust pipe, the lateral wall that the three-way pipe is close to left exhaust pipe is close to the right exhaust pipe is installed right side exhaust pipe, realize through the diameter that changes driven pulley, change indirectly, compare with traditional change the number of strokes, the adjustment belt pulley or initiative, the work reduction has been simple.
Optionally, a right negative pressure cavity and a left negative pressure cavity are respectively arranged in the driven pulley and the conversion wheel, and a right through groove and a left through groove are respectively arranged on the side walls of the hollow rotating shaft and the hollow rotating pipe, which are close to the right negative pressure cavity and the left negative pressure cavity.
Optionally, a plurality of drawing holes have all been seted up to the lateral wall of driven pulley and conversion wheel, and the drawing hole is linked together with right negative pressure chamber and the left negative pressure chamber that corresponds respectively.
Optionally, the width of rim strip equals with the width of belt, and the rim strip is made for rubber materials, and the thickness of rim strip is less than 0.5cm, through the setting to the rim strip, makes the better alternative winding of rim strip ability on change-over wheel and driven pulley.
Optionally, the kerve has been seted up to the inner wall of install bin, the bottom surface fixedly connected with roof of U template, the roof extend to the inside of kerve and rather than sliding connection, the roof is kept away from fixedly connected with extrusion spring between driven pulley's the lateral wall and the one end of kerve, through the aforesaid setting, make the switching wheel have the power that removes to driven pulley, make switching wheel paste with driven pulley mutually, the switching wheel can rotate along with driven pulley's rotation.
Optionally, the conversion wheel is located driven pulley's inboard, and the width of conversion wheel equals the width of flap, through the aforesaid setting, makes driven pulley can play spacing effect to the flap of winding on the conversion wheel, has avoided the flap on the conversion wheel to break away from.
Optionally, the bottom fixedly connected with base plate of driving machine, the spout has been seted up to the inside of motor case, the bottom surface fixedly connected with connecting plate of base plate, the connecting plate is located the inboard of spout and sliding connection with it, and fixedly connected with adjusting spring between the connecting plate is close to driven pulley's one end and the spout, through the aforesaid setting, can make the driving machine remove along with the elasticity degree of belt about, has avoided the damage of belt.
Optionally, the left pumping pipe is made of flexible materials, the position, close to the hollow rotating pipe, of the left pumping pipe is fixedly connected with the U-shaped plate, through the arrangement, the situation that the left pumping pipe influences the normal movement of the U-shaped plate is avoided, and meanwhile, the rotation of the left pumping pipe along with the rotation of the hollow rotating pipe is avoided.
Optionally, the inner wall of the top end of the exhaust pipe is fixedly connected with an elastic membrane and a support rod, the top surface of the elastic membrane is fixedly connected with a T-shaped press rod, and the press rod penetrates through the support rod and is in sliding connection with the support rod.
Optionally, the top surface of the supporting rod is fixedly connected with a touch switch, the touch switch is electrically connected with the negative pressure fan, and through the arrangement, the situation that the negative pressure fan runs in an overload mode is avoided.
Compared with the prior art, the invention has the advantages that:
(1) This beam-pumping unit passes through the setting of devices such as rim strip, if need reduce the number of strokes, then open right solenoid valve, close left solenoid valve, and start negative-pressure air fan, at this moment, be negative pressure state in the right negative pressure intracavity, winding rim strip can be adsorbed on driven pulley this moment on the switching wheel, and can be with the whole winding of rim strip on driven pulley's surface along with driven pulley's rotation, at this moment driven pulley's diameter grow, just also reduced the number of strokes, the same, if need improve the number of strokes, can make the inside of left negative pressure chamber take out to be negative pressure state, at this moment the rim strip winding is on the switching wheel, driven pulley's diameter diminishes, the number of strokes increases, through the aforesaid setting, can change driven pulley's diameter, indirect change number of strokes, compare with traditional change driven pulley or drive pulley, the adjustment is simple, the work load has been reduced.
(2) The width of flap equals with the width of belt, and the flap is made for rubber materials, and the thickness of flap is less than 0.5cm, through the setting to the flap, makes the alternative winding that the flap can be better on change-over wheel and driven pulley.
(3) The kerve has been seted up to the inner wall of install bin, the bottom surface fixedly connected with roof of U template, the roof extend to the inside of kerve and rather than sliding connection, fixedly connected with extrusion spring between the lateral wall that driven pulley was kept away from to the roof and the one end of kerve, through the aforesaid setting, makes the switching wheel have the power that removes to driven pulley, makes switching wheel and driven pulley paste mutually, and the switching wheel can rotate along with driven pulley's rotation.
(4) The conversion wheel is located driven pulley's inboard, and the width of conversion wheel equals the width of flap, through the aforesaid setting, makes driven pulley can play spacing effect to the flap of winding on the conversion wheel, has avoided the flap on the conversion wheel to break away from.
(5) The bottom fixedly connected with base plate of driving machine, the spout has been seted up to the inside of motor case, the bottom surface fixedly connected with connecting plate of base plate, the connecting plate is located the inboard of spout and sliding connection with it, and fixedly connected with adjusting spring between the one end that the connecting plate is close to driven pulley and the spout can make the driving machine remove along with the elasticity degree of belt through the above-mentioned setting, has avoided the damage of belt.
(6) The left pumping pipe is made of flexible materials, the position of the left pumping pipe close to the hollow rotating pipe is fixedly connected with the U-shaped plate, and through the arrangement, the situation that the left pumping pipe influences the normal movement of the U-shaped plate is avoided, and meanwhile, the rotation of the left pumping pipe along with the rotation of the hollow rotating pipe is avoided.
(7) The top surface fixedly connected with touch switch of bracing piece, touch switch and negative-pressure air fan electricity are connected, through the aforesaid setting, have avoided negative-pressure air fan the condition emergence of overload operation to appear.
Drawings
FIG. 1 is a front perspective view of the present invention;
FIG. 2 is a top perspective view of the present invention;
FIG. 3 is a side perspective view of the present invention;
FIG. 4 is a cross-sectional perspective view of the transfer wheel and driven pulley of the present invention;
FIG. 5 is an elevational cross-section of the transfer wheel and driven pulley of the present invention;
FIG. 6 is a view showing a state where the rim tape of the present invention is wound around the driven pulley;
FIG. 7 is a perspective sectional view of the present invention at the mounting box;
FIG. 8 is a top cross-sectional perspective view of the transfer wheel and driven pulley of the present invention;
FIG. 9 is a perspective sectional view of the motor case of the present invention;
fig. 10 is a front sectional view of the exhaust pipe of the present invention.
The numbering in the figures illustrates:
1. mounting a plate; 2. a motor case; 201. a driver; 202. a drive pulley; 203. a substrate; 204. a connecting plate; 205. adjusting the spring; 206. a chute; 3. installing a box; 301. a U-shaped plate; 302. a hollow rotating pipe; 303. a switching wheel; 304. a left through groove; 4. a negative pressure fan; 5. a speed reducer; 501. a hollow rotating shaft; 502. a driven pulley; 503. a right through groove; 6. an exhaust pipe; 601. a right pumping pipe; 602. a left extraction pipe; 7. a three-way pipe; 701. a right solenoid valve; 702. a left solenoid valve; 8. a belt; 9. a right negative pressure cavity; 10. a left negative pressure cavity; 11. drawing the hole; 12. a rim strip; 13. a bottom groove; 14. a top plate; 15. a compression spring; 16. an elastic film; 17. a pressure lever; 18. a touch switch; 19. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1:
the invention discloses an automatic control device of a pumping unit with a parameter self-recognition adjusting structure, which refers to a figure 1-8, and comprises a mounting plate 1, wherein a motor box 2, a mounting box 3, a negative pressure fan 4 and a speed reducer 5 are mounted on the mounting plate 1, a driving machine 201 is arranged at the top end of the motor box 2, a U-shaped plate 301 is arranged at the top end of the mounting box 3, a hollow rotating pipe 302 is rotatably connected between the side walls of the two sides of the U-shaped plate 301, the outer wall of the hollow rotating pipe 302 is fixedly connected with a conversion wheel 303, the outer wall of the conversion wheel 303 is wound with a cushion belt 12, the input end of the speed reducer 5 is fixedly connected with a hollow rotating shaft 501, the outer wall of the hollow rotating shaft 501 is fixedly connected with a driven belt pulley 502 in a penetrating way, a belt 8 is rotatably connected between the driven belt pulley 502 and the driving belt 202, and an exhaust pipe 6 is fixedly connected with the exhaust end of the negative pressure fan 4, one end of the hollow rotating pipe 302 and one end of the hollow rotating shaft 501 are respectively connected with a left pumping pipe 602 and a right pumping pipe 601 in a sealing and rotating mode, a three-way pipe 7 is fixedly connected among the left pumping pipe 602, the right pumping pipe 601 and the pumping pipe 6, a left electromagnetic valve 702 is installed on the side wall, close to the left pumping pipe 602, of the three-way pipe 7, a right electromagnetic valve 701 is installed on the side wall, close to the right pumping pipe 601, of the three-way pipe 7, a right negative pressure cavity 9 and a left negative pressure cavity 10 are respectively formed inside the driven pulley 502 and the conversion wheel 303, a right through groove 503 and a left through groove 304 are respectively formed on the side walls, close to the right negative pressure cavity 9 and the left negative pressure cavity 10, of the hollow rotating shaft 501 and the hollow rotating pipe 302, a plurality of pumping holes 11 are respectively formed in the outer side walls of the driven pulley 502 and the conversion wheel 303, and the pumping holes 11 are respectively communicated with the corresponding right negative pressure cavity 9 and the left negative pressure cavity 10; the driving machine 201 can be started to drive the driven pulley 502 to rotate through the driving pulley 202 and the belt 8, if the impulse frequency needs to be reduced, the right electromagnetic valve 701 is opened, the left electromagnetic valve 702 is closed, the negative pressure fan 4 is started, at the moment, the negative pressure fan 4 extracts air in the right negative pressure cavity 9 through the right extraction pipe 601, the hollow rotating shaft 501 and the right through groove 503, the air in the right negative pressure cavity 9 is in a negative pressure state, at the moment, the cushion belt 12 wound on the switching wheel 303 can be adsorbed on the driven pulley 502, the cushion belt 12 can be completely wound on the surface of the driven pulley 502 along with the rotation of the driven pulley 502, at the moment, the diameter of the driven pulley 502 is increased, the rotating speed is slowed, the impulse frequency is reduced, similarly, if the impulse frequency needs to be increased, the right electromagnetic valve 701 can be closed, the left electromagnetic valve 702 is opened, the negative pressure fan 4 is started, at the moment, the inner part of the left negative pressure cavity 10 can be extracted by the negative pressure fan 4, at the moment, the end part of the cushion belt 12 wound on the driven pulley 502 can be adsorbed on the switching wheel 303, the diameter of the driven pulley 303 can be increased, the driven pulley 303 can be changed, the driven pulley 502 is increased, the diameter of the driven pulley 502 is increased, and the driven pulley 502 is reduced, and the traditional pulley 502 is reduced, and the impulse frequency is adjusted, and the traditional pulley 502 is reduced, and the impact frequency is reduced, and the impact of the traditional pulley 502 is reduced, and the impact frequency is reduced.
Referring to fig. 2-8, the width of the rim strip 12 is equal to the width of the belt 8, the rim strip 12 is made of rubber, the thickness of the rim strip 12 is less than 0.5cm, the rim strip 12 can be wound on the switching wheel 303 and the driven pulley 502 alternately through the arrangement of the rim strip 12, the switching wheel 303 is located on the inner side of the driven pulley 502, the width of the switching wheel 303 is equal to the width of the rim strip 12, and through the arrangement, the driven pulley 502 can limit the rim strip 12 wound on the switching wheel 303, and the rim strip 12 on the switching wheel 303 is prevented from being separated.
Referring to fig. 7 and 9, a bottom groove 13 is formed in the inner wall of the installation box 3, a top plate 14 is fixedly connected to the bottom surface of the u-shaped plate 301, the top plate 14 extends into the bottom groove 13 and is slidably connected to the bottom groove, an extrusion spring 15 is fixedly connected between the side wall of the top plate 14 away from the driven pulley 502 and one end of the bottom groove 13, through the above arrangement, the conversion wheel 303 has a force to move towards the driven pulley 502, the conversion wheel 303 is attached to the driven pulley 502, the conversion wheel 303 can rotate along with the rotation of the driven pulley 502, the bottom end of the driving machine 201 is fixedly connected to the base plate 203, the inside of the motor box 2 is provided with a sliding groove 206, the bottom surface of the base plate 203 is fixedly connected to the connecting plate 204, the connecting plate 204 is located inside the sliding groove 206 and is slidably connected to the sliding groove 206, an adjustment spring 205 is fixedly connected between one end of the connecting plate 204 close to the driven pulley 502 and the sliding groove 206, and as the diameter of the driven pulley 502 is increased or decreased, the degree of the belt 8 is changed, and through the above arrangement, the degree of tightness of the driving machine 201 can be moved left and right along with the degree of the belt 8, and the damage of the belt 8 is avoided.
Referring to fig. 2, the left suction pipe 602 is made of a flexible material, and the position of the left suction pipe 602 close to the hollow rotating pipe 302 is fixedly connected with the U-shaped plate 301, so that the left suction pipe 602 is prevented from affecting the normal movement of the U-shaped plate 301, and the left suction pipe 602 is prevented from rotating along with the rotation of the hollow rotating pipe 302.
Referring to fig. 6 and 10, an elastic membrane 16 and a support rod 19 are fixedly connected to an inner wall of a top end of the exhaust duct 6, a T-shaped pressure rod 17 is fixedly connected to a top surface of the elastic membrane 16, the pressure rod 17 penetrates through and is slidably connected with the support rod 19, a touch switch 18 is fixedly connected to a top surface of the support rod 19, the touch switch 18 is electrically connected with the negative pressure fan 4, after the negative pressure fan 4 is started, air in the right negative pressure chamber 9 or the left negative pressure chamber 10 can be extracted, if the exhaust hole 11 is completely blocked by the cushion belt 12, the negative pressure fan 4 does not extract air, at this time, the negative pressure in the exhaust duct 6 is increased, the elastic membrane 16 protrudes downward and triggers the touch switch 18 through the pressure rod 17 to turn off the negative pressure fan 4, and through the above arrangement, the occurrence of overload operation of the negative pressure fan 4 is avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims (10)

1. The utility model provides an automatic control equipment of beam-pumping unit with parameter is from discernment adjustment structure, includes mounting panel (1), its characterized in that, install motor case (2), install mounting box (3), negative-pressure air fan (4), speed reducer (5) on mounting panel (1), the top of motor case (2) is provided with driver (201), the top of mounting box (3) is provided with U template (301), it is connected with hollow runner pipe (302) to rotate between the lateral wall at U template (301) both sides, the outer wall fixedly connected with change-over pulley (303) of hollow runner pipe (302), the outer wall winding of change-over pulley (303) has flap (12), the input fixedly connected with hollow rotating shaft (501) of speed reducer (5), the outer wall of hollow rotating shaft (501) runs through fixedly connected with driven pulley (502), it is connected with belt (8) to rotate between driven pulley (502) and the driving pulley (202), the end fixedly connected with exhaust column (6) of negative-pressure air fan (4), the one end seal rotation is connected with left exhaust column (602) and right exhaust column (601) respectively, three-way pipe (7) between the exhaust column (601), the side wall of the three-way pipe (7) close to the left pumping pipe (602) is provided with a left electromagnetic valve (702), and the side wall of the three-way pipe (7) close to the right pumping pipe (601) is provided with a right electromagnetic valve (701).
2. The automatic control equipment of the pumping unit with the parameter self-identification adjusting structure is characterized in that a right negative pressure cavity (9) and a left negative pressure cavity (10) are respectively formed in the driven pulley (502) and the conversion wheel (303), and a right through groove (503) and a left through groove (304) are respectively formed in the side walls of the hollow rotating shaft (501) and the hollow rotating pipe (302) close to the right negative pressure cavity (9) and the left negative pressure cavity (10).
3. The automatic control equipment of the oil pumping unit with the parameter self-identification adjusting structure is characterized in that a plurality of drawing holes (11) are formed in the outer side walls of the driven pulley (502) and the conversion wheel (303), and the drawing holes (11) are respectively communicated with the corresponding right negative pressure cavity (9) and the corresponding left negative pressure cavity (10).
4. The automatic control equipment of the oil pumping unit with the parameter self-recognition adjusting structure is characterized in that the width of the cushion belt (12) is equal to that of the belt (8), the cushion belt (12) is made of rubber materials, and the thickness of the cushion belt (12) is less than 0.5cm.
5. The automatic control equipment for the pumping unit with the parameter self-identification adjusting structure is characterized in that a bottom groove (13) is formed in the inner wall of the installation box (3), a top plate (14) is fixedly connected to the bottom surface of the U-shaped plate (301), the top plate (14) extends into the bottom groove (13) and is in sliding connection with the bottom groove, and an extrusion spring (15) is fixedly connected between the side wall, away from the driven pulley (502), of the top plate (14) and one end of the bottom groove (13).
6. The automatic control equipment for pumping unit with self-identification adjustment structure of parameters as claimed in claim 1, wherein the switching wheel (303) is located inside the driven pulley (502), and the width of the switching wheel (303) is equal to the width of the pad belt (12).
7. The automatic control equipment for the pumping unit with the parameter self-identification adjusting structure is characterized in that a base plate (203) is fixedly connected to the bottom end of the driving machine (201), a sliding groove (206) is formed in the motor box (2), a connecting plate (204) is fixedly connected to the bottom surface of the base plate (203), the connecting plate (204) is located on the inner side of the sliding groove (206) and is in sliding connection with the sliding groove, and an adjusting spring (205) is fixedly connected between one end, close to the driven pulley (502), of the connecting plate (204) and the sliding groove (206).
8. The automatic control equipment of the pumping unit with the parameter self-recognition adjusting structure is characterized in that the left pumping pipe (602) is made of flexible materials, and the position, close to the hollow rotating pipe (302), of the left pumping pipe (602) is fixedly connected with the U-shaped plate (301).
9. The automatic control equipment for the oil pumping machine with the parameter self-recognition adjusting structure is characterized in that an elastic membrane (16) and a support rod (19) are fixedly connected to the inner wall of the top end of the air pumping pipe (6), a T-shaped pressure rod (17) is fixedly connected to the top surface of the elastic membrane (16), and the pressure rod (17) penetrates through the support rod (19) and is in sliding connection with the support rod.
10. The automatic control equipment for the pumping unit with the parameter self-recognition adjusting structure is characterized in that a touch switch (18) is fixedly connected to the top surface of the supporting rod (19), and the touch switch (18) is electrically connected with the negative pressure fan (4).
CN202211553190.0A 2022-12-06 2022-12-06 Pumping unit automatic control equipment with parameter self-identification adjusting structure Active CN115538988B (en)

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Publication number Priority date Publication date Assignee Title
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CN2381811Y (en) * 1999-06-21 2000-06-07 刘长年 All status regulating hydraulic oil sucker
CN201202443Y (en) * 2008-06-20 2009-03-04 王福成 Variable stroke frequency energy-saving transmission device special for oil field oil pumping machine
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CN102364043A (en) * 2011-11-07 2012-02-29 中国石油化工股份有限公司 Reducing crown sheave walking-beam-free oil pumping unit
CN205840850U (en) * 2016-07-27 2016-12-28 大庆宏升石油机械设备制造有限公司 A kind of oil pumper fall stroke-frequency device
CN111810091A (en) * 2020-06-19 2020-10-23 合立智能装备有限责任公司 Full-intelligent vertical hydraulic pumping unit and pumping unit control method
CN112483049A (en) * 2020-11-27 2021-03-12 王超 Variable stroke frequency energy-saving transmission device of oil pumping unit
CN217668547U (en) * 2021-11-15 2022-10-28 赣州市南康区富安基家具有限公司 Speed-adjustable heavy wide-band sander

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2111343C1 (en) * 1997-02-07 1998-05-20 Рэм Андреевич Храмов Plant to lift fluid from well, process of its operation, well pump and hydraulic drive incorporated in its mix
CN2381811Y (en) * 1999-06-21 2000-06-07 刘长年 All status regulating hydraulic oil sucker
CN201202443Y (en) * 2008-06-20 2009-03-04 王福成 Variable stroke frequency energy-saving transmission device special for oil field oil pumping machine
CN101852072A (en) * 2010-05-21 2010-10-06 江苏盛源燃气动力机械有限公司 Special intelligent motive power device of oil pumping unit
CN102364043A (en) * 2011-11-07 2012-02-29 中国石油化工股份有限公司 Reducing crown sheave walking-beam-free oil pumping unit
CN205840850U (en) * 2016-07-27 2016-12-28 大庆宏升石油机械设备制造有限公司 A kind of oil pumper fall stroke-frequency device
CN111810091A (en) * 2020-06-19 2020-10-23 合立智能装备有限责任公司 Full-intelligent vertical hydraulic pumping unit and pumping unit control method
CN112483049A (en) * 2020-11-27 2021-03-12 王超 Variable stroke frequency energy-saving transmission device of oil pumping unit
CN217668547U (en) * 2021-11-15 2022-10-28 赣州市南康区富安基家具有限公司 Speed-adjustable heavy wide-band sander

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