CN220487555U - Vertical pumping unit without counterweight - Google Patents
Vertical pumping unit without counterweight Download PDFInfo
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- CN220487555U CN220487555U CN202322165900.9U CN202322165900U CN220487555U CN 220487555 U CN220487555 U CN 220487555U CN 202322165900 U CN202322165900 U CN 202322165900U CN 220487555 U CN220487555 U CN 220487555U
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- pumping unit
- frame base
- main body
- fixedly arranged
- frame
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- 238000005086 pumping Methods 0.000 title claims abstract description 37
- 239000000725 suspension Substances 0.000 claims abstract description 18
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 17
- 230000001360 synchronised effect Effects 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 239000004568 cement Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 230000001174 ascending effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 230000002457 bidirectional effect Effects 0.000 description 6
- 239000003990 capacitor Substances 0.000 description 4
- 239000004760 aramid Substances 0.000 description 2
- 229920003235 aromatic polyamide Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of vertical pumping units and discloses a vertical pumping unit without a counterweight, which comprises a frame base, a supporting system, a power transmission system, a suspension mechanism and a control system, wherein the supporting system comprises an L-shaped structure formed by the frame base and a frame main body, the power transmission system comprises a permanent magnet synchronous motor fixedly arranged at the inner bottom of the left side of the upper surface of the frame base, the suspension mechanism comprises a high-strength aramid fiber belt sleeved on the outer sides of a main roller and an upper roller in sequence, and the control system comprises an electric cabinet fixedly arranged on the right side of the frame base. The device is through control system's regulator cubicle control PMSM just reversing, drives the main cylinder and twines the high strength aramid fiber belt and relax to make the polished rod realize reciprocating up-and-down motion, compare the automatically controlled switching-over beam-free beam-pumping unit of present widely used, can not need to adjust balanced, but self-adaptation underground load automatic balance, save the required labour of adjustment balance, and power part installs on the base, need not the operation of ascending a height.
Description
Technical Field
The utility model relates to the technical field of vertical pumping units, in particular to a vertical pumping unit without a counterweight.
Background
The pumping unit is a machine device for exploiting petroleum, commonly called as a koff machine, is the most main lifting device in a sucker rod pumping system, is powered by a power machine in the working process, changes high-speed rotation into low-speed rotation through a speed reducer, changes rotary motion into up-and-down reciprocating motion of a horsehead of the pumping unit through a crank, a connecting rod and a beam mechanism, and drives a deep well pump to work through a rope hanger assembly;
the existing pumping unit field can be divided into a beam pumping unit and a non-beam pumping unit according to whether a beam exists or not, but the traditional vertical direct-drive pumping unit is driven by a belt, the influence of wind on the belt is large in the working process, the abrasion of a wellhead is serious, and the use requirement cannot be met.
The existing patent (bulletin number: CN 207526478U) discloses a novel vertical pumping unit, wherein two sides of a head sheave are connected with a wellhead end and a counterweight end through connecting pieces, meanwhile, the head sheave is connected with a motor through a transmission piece, the head sheave is driven to rotate through the motor, and the wind resistance level of the pumping unit can be improved through the transmission mode.
Aiming at the problems, the prior patent provides a solution, but the suspension mechanism of the pumping unit needs to be balanced in the working process, so that the automatic balance of the underground load cannot be adapted, the power supply end of the pumping unit is arranged at the top, and the subsequent maintenance and management work also needs to ascend.
For this purpose, a vertical pumping unit without counterweight is proposed.
Disclosure of Invention
The utility model aims to provide a vertical pumping unit without a counterweight, which is used for solving the problems that a suspension mechanism of the pumping unit in the prior art needs to be balanced in the working process, and a power supply end of the suspension mechanism is arranged at the top of the suspension mechanism, so that the suspension mechanism is difficult to maintain.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the vertical pumping unit without the counterweight comprises a frame base, wherein a frame main body is fixedly arranged on the left side of the upper surface of the frame base;
the support system comprises an L-shaped structure formed by a frame base and a frame main body, and corresponding diagonal bracing rods are fixedly arranged at two sides of the middle inner wall of the frame base and the middle inner wall of the frame main body;
the power transmission system comprises a permanent magnet synchronous motor fixedly arranged at the inner bottom of the left side of the upper surface of the stand base, and further comprises a main roller movably arranged at the inner wall side of the permanent magnet synchronous motor, a roller supporting seat is fixedly arranged at the top of the stand main body, and an upper roller is movably arranged at the inner wall of the roller supporting seat;
the suspension mechanism comprises a high-strength aramid fiber belt which is sleeved on the outer sides of the main roller and the upper roller in sequence;
the control system comprises an electric cabinet fixedly arranged on the right side of the frame base.
The super capacitor life of regulator cubicle is not less than 800 ten thousand full fills and puts, and super capacitor repayment efficiency is not less than 90%, and the complete machine rated power is during operation, and the noise is not higher than 55 decibels, its positive and negative winding life is not less than 800 ten thousand times under the rated pulling force of high performance aramid fiber belt, and in the course of the work is through control system the regulator cubicle control PMSM just reverses, drives the main cylinder is right high strength aramid fiber belt twines and relaxs to make the polished rod realize reciprocating up-and-down motion.
Preferably, the support system further comprises a cement foundation fixedly mounted on the right side of the frame base.
Preferably, the suspension mechanism further comprises a hanger fixedly mounted on the outer side of the high-strength aramid fiber belt.
Preferably, a perforated plate is fixedly arranged at the bottom of the left side of the frame main body.
Preferably, the deviation between the top center horizontal projection of the frame main body and the longitudinal center line of the base is less than or equal to 3.5 mm.
Preferably, the transverse direction of the amplitude of the top plane of the rack main body is less than or equal to 8 mm, and the longitudinal direction of the amplitude of the top plane of the rack main body is less than or equal to 8 mm.
Preferably, the cement-based material is concrete.
Compared with the prior art, the utility model has the beneficial effects that:
1. the permanent magnet synchronous motor is controlled to rotate positively and negatively through the electrical cabinet of the control system, the main roller is driven to wind and loosen the high-strength aramid fiber belt, so that the polish rod can move up and down, compared with the existing widely used electric control reversing non-beam pumping unit, the automatic balancing of the underground load can be self-adaptive, labor force required by balancing is saved, and the power part is arranged on the base, so that the automatic balancing device is simple in structure and does not need to ascend;
2. the super capacitor installed through the electrical cabinet stores energy, replaces feedback, is higher in efficiency, effectively reduces harmonic pollution to a power grid, and the permanent magnet synchronous motor of the super capacitor adopts semi-direct drive, so that the working efficiency of the whole machine is improved, the gravity balance is replaced by electric balance, and the dynamic maximization of energy consumption and recovery in the lifting process of the rod pump is realized.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a structural view of a first embodiment of the present utility model;
FIG. 2 is a rear side view of the present utility model;
FIG. 3 is a side view of the present utility model;
FIG. 4 is a structural view of a second embodiment of the present utility model;
fig. 5 is an inner view of an upper drum according to a second embodiment of the present utility model;
fig. 6 is a view of a circular limiting plate according to a second embodiment of the present utility model.
Reference numerals illustrate:
1. a frame body; 2. a frame base; 3. a porous plate; 4. an upper roller; 5. a main drum; 6. a permanent magnet synchronous motor; 7. a roller support base; 8. a cable-stayed stay bar; 9. a suspension mechanism; 10. a cement foundation; 11. an electrical cabinet; 12. high strength aramid belts; 13. a hanger; 14. an inner cavity bin; 15. a cross limiting groove; 16. a servo motor; 17. a two-way threaded rod; 18. an auxiliary sleeve frame; 19. a circular sleeve block; 20. a cross nut sleeve; 21. and the circular limiting plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1 to 3, the present utility model provides a technical solution:
the vertical pumping unit without the counterweight comprises a frame base 2, wherein a frame main body 1 is fixedly arranged on the left side of the upper surface of the frame base 2;
the support system comprises an L-shaped structure formed by a frame base 2 and a frame main body 1, wherein corresponding diagonal bracing rods 8 are fixedly arranged at two sides of the middle inner wall of the frame base 2 and the frame main body 1;
the power transmission system comprises a permanent magnet synchronous motor 6 fixedly arranged at the inner bottom of the left side of the upper surface of the frame base 2, and further comprises a main roller 5 movably arranged at the inner wall side of the permanent magnet synchronous motor 6, a roller supporting seat 7 is fixedly arranged at the top of the frame main body 1, and an upper roller 4 is movably arranged at the inner wall of the roller supporting seat 7;
the suspension mechanism 9, the suspension mechanism 9 includes high strength aramid fiber belt 12 that overlaps in proper order in the main cylinder 5 the upper cylinder 4 outside.
Specifically, as shown in fig. 1, the support system further includes a cement foundation 10 fixedly installed on the right side of the frame base 2.
Specifically, as shown in fig. 1, the suspension mechanism 9 further includes a hanger 13 fixedly installed at the outer side of the high-strength aramid belt 12.
Specifically, as shown in fig. 2, a perforated plate 3 is fixedly installed at the bottom of the left side of the frame body 1.
Specifically, as shown in fig. 3, the deviation between the top center horizontal projection of the rack main body 1 and the longitudinal center line of the base is less than or equal to 3.5 mm.
Specifically, as shown in fig. 3, the transverse amplitude of the top plane of the rack body 1 is less than or equal to 8 mm, and the longitudinal amplitude of the top plane of the rack body 1 is less than or equal to 8 mm.
Specifically, as shown in fig. 3, the material of the cement base 10 is concrete.
Through adopting above-mentioned technical scheme, the problem that the hanging mechanism 9 of beam-pumping unit among the prior art need adjust the balance in the course of working, and its power supply end sets up in the top, be difficult to maintain, at first, constitute the frame base 2 of cement basis 10 fixed frame main part 1 through concrete, the horsehead suspension point that the hanger 13 that sets up through suspension system sets up corresponding polished rod, then control the PMSM 6 in the power transmission system through the regulator cubicle 11 in the control system and work, through its PMSM 6 forward and backward rotation, drive main cylinder 5 to twine and loosen high strength aramid fiber belt 12, its high strength aramid fiber belt 12 is round the upper cylinder 4 of cylinder supporting seat 7 inner wall up-and-down motion, thereby make the polished rod realize reciprocating up-and-down motion, compared the automatically controlled switching-over no walking beam-pumping unit of present widely used, can not need to adjust the balance, but self-adaptation underground load automatic balance, save the required labour of adjustment, and power part installs on the base, moreover, the structure is simple, need not to ascend high operation.
Working principle: the permanent magnet synchronous motor 6 is controlled to rotate positively and negatively through the electrical cabinet 11 of the control system, and the main roller 5 is driven to wind and loosen the high-strength aramid fiber belt 12, so that the polish rod can move up and down, and compared with the existing widely used electric control reversing beam-free pumping unit, the self-adaptive underground load automatic balancing can be realized without adjusting balance.
Example 2
Referring to fig. 4 to 6, another vertical pumping unit without counterweight is proposed according to a second embodiment of the present application based on the vertical pumping unit without counterweight provided in the first embodiment of the present application. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the second embodiment of the present application provides a vertical pumping unit without counterweight, which is different in that a corresponding inner cavity bin 14 is disposed at an inner middle position of the upper roller 4, and a corresponding cross limiting groove 15 is disposed at an outer side of the inner cavity bin 14;
a servo motor 16 is fixedly arranged on the left side of the inside of the inner cavity bin 14, a bidirectional threaded rod 17 is rotatably arranged on the output of the servo motor 16, an auxiliary sleeve frame 18 corresponding to the inner cavity bin 14 is movably sleeved at the middle position of the bidirectional threaded rod 17, a round sleeve block 19 is movably arranged on one side, away from the servo motor 16, of the bidirectional threaded rod 17, and the round sleeve block 19 is fixedly arranged on one side, away from the servo motor 16, of the inside of the inner cavity bin 14;
the left side and the right side of the auxiliary sleeve frame 18 are sleeved with corresponding cross nut sleeves 20 through the embedding effect of the cross limiting grooves 15 and the bidirectional threaded rods 17, and circular ring limiting plates 21 are fixedly arranged on the outer sides of the cross nut sleeves 20.
Working principle: in the working process, the servo motor 16 arranged in the inner cavity bin 14 drives the bidirectional threaded rod 17 to rotate, the rotating bidirectional threaded rod 17 can enable the cross nut sleeves 20 at the same positions on two sides to synchronously move along the cross limiting grooves 15, and can synchronously expand and synchronously retract, so that the ring limiting plate 21 can be utilized to limit the high-strength aramid fiber belt 12 which is suitable for the outer surface, the stability of the high-strength aramid fiber belt 12 in the working process is further improved, and the offset position is avoided.
The beneficial effects are that: the ring limiting plate 21 can be utilized to limit the high-strength aramid fiber belt 12 on the outer surface, so that the stability of the high-strength aramid fiber belt 12 in the working process is further improved, and the offset position is avoided.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (7)
1. Vertical beam-pumping unit of no counter weight, including frame base (2), its characterized in that: a frame main body (1) is fixedly arranged on the left side of the upper surface of the frame base (2);
the support system comprises an L-shaped structure formed by a frame base (2) and a frame main body (1), and corresponding diagonal bracing rods (8) are fixedly arranged at two sides of the middle inner wall of the frame base (2) and the frame main body (1);
the power transmission system comprises a permanent magnet synchronous motor (6) fixedly arranged at the inner bottom of the left side of the upper surface of the frame base (2), and further comprises a main roller (5) movably arranged at the inner wall side of the permanent magnet synchronous motor (6), a roller supporting seat (7) is fixedly arranged at the top of the frame main body (1), and an upper roller (4) is movably arranged at the inner wall of the roller supporting seat (7);
the suspension mechanism (9), the suspension mechanism (9) comprises a high-strength aramid fiber belt (12) sleeved on the outer sides of the main roller (5) and the upper roller (4) in sequence;
the control system comprises an electric cabinet (11) fixedly arranged on the right side of the frame base (2).
2. The non-weighted vertical pumping unit of claim 1, wherein: the support system further comprises a cement foundation (10) fixedly mounted on the right side of the frame base (2).
3. The non-weighted vertical pumping unit of claim 1, wherein: the suspension mechanism (9) further comprises a hanger (13) fixedly arranged on the outer side of the high-strength aramid fiber belt (12).
4. The non-weighted vertical pumping unit of claim 1, wherein: the left bottom of the frame main body (1) is fixedly provided with a porous plate (3).
5. The non-weighted vertical pumping unit of claim 1, wherein: the deviation between the horizontal projection of the top center of the frame main body (1) and the longitudinal center line of the base is less than or equal to 3.5 mm.
6. The non-weighted vertical pumping unit of claim 1, wherein: the transverse amplitude of the top plane of the frame main body (1) is less than or equal to 8 mm, and the longitudinal amplitude of the top plane of the frame main body (1) is less than or equal to 8 mm.
7. The non-weighted vertical pumping unit of claim 2, wherein: the material of the cement foundation (10) is concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322165900.9U CN220487555U (en) | 2023-08-14 | 2023-08-14 | Vertical pumping unit without counterweight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322165900.9U CN220487555U (en) | 2023-08-14 | 2023-08-14 | Vertical pumping unit without counterweight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220487555U true CN220487555U (en) | 2024-02-13 |
Family
ID=89836062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322165900.9U Active CN220487555U (en) | 2023-08-14 | 2023-08-14 | Vertical pumping unit without counterweight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220487555U (en) |
-
2023
- 2023-08-14 CN CN202322165900.9U patent/CN220487555U/en active Active
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