CN214196271U - Direct-drive oil pumping unit capable of improving mechanism efficiency - Google Patents
Direct-drive oil pumping unit capable of improving mechanism efficiency Download PDFInfo
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- CN214196271U CN214196271U CN202022696366.0U CN202022696366U CN214196271U CN 214196271 U CN214196271 U CN 214196271U CN 202022696366 U CN202022696366 U CN 202022696366U CN 214196271 U CN214196271 U CN 214196271U
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Abstract
The utility model discloses an efficiency of mechanism is improved and is directly driven beam-pumping unit, including actuating mechanism, pipe fitting fixedly connected with mount pad is passed through to actuating mechanism's bottom, just be located the inside fixedly connected with direction subassembly of pipe fitting between actuating mechanism and the mount pad, it is vice to run through the ball screw that distributes along vertical direction in the actuating mechanism, actuating mechanism includes permanent-magnet machine, flange and lower flange on permanent-magnet machine's the equal fixedly connected with in top and bottom, go up flange's top through last support seat fixedly connected with and sew with the long-chain grinding stand pipe, flange's the outside and the bottom fixedly connected with connecting seat that is located permanent-magnet machine down, the utility model relates to a beam-pumping unit technical field. This improve mechanism efficiency and directly drive beam-pumping unit through installation permanent-magnet machine on the wellhead assembly, becomes rotary motion through the accurate ball screw pair of heavy-duty and drives for the straight line, drives sucker rod reciprocating motion, realizes that the oil-well pump recovers oil in the pit.
Description
Technical Field
The utility model relates to a beam-pumping unit technical field specifically is to improve mechanism efficiency and directly drives beam-pumping unit.
Background
According to statistics, more than 80% of land oil wells in China are beam pumping units, the number of the oil wells is continuously enlarged, tens of thousands of oil wells are newly added every year, production equipment is input every year, and production, operation and maintenance costs are huge. Therefore, an effective way for sustainable exploitation of the oil field of the oil extraction equipment, which is low in investment cost of equipment in the early stage, simple in later-stage operation management, low in production and maintenance cost and high in safety, is sought.
Because of the characteristics of long transmission chain, large rotational inertia, periodic load change and the like, the beam-pumping unit is generally large in installed power when being provided with a motor, and low in operation efficiency; the balance mechanism is heavy and cumbersome to adjust, and safety accidents are easy to happen. Conventional oil extraction equipment is large in size and weight, single well investment is high in earlier stage, and the direct-drive oil pumping unit capable of improving mechanism efficiency is provided for solving the problems that the existing oil extraction equipment is high in investment in earlier stage, high in maintenance and management difficulty, and potential safety hazards exist in operation.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model provides an improve mechanism efficiency and directly drive beam-pumping unit has solved the problem that there is the hidden danger in current oil production equipment initial investment height, the maintenance management degree of difficulty is big, the safe operation.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the direct-drive oil pumping unit for improving the mechanism efficiency comprises a driving mechanism, wherein the bottom of the driving mechanism is fixedly connected with a mounting seat through a pipe fitting, a guide assembly is fixedly connected between the driving mechanism and the mounting seat and positioned in the pipe fitting, a ball screw pair distributed in the vertical direction penetrates through the driving mechanism, the driving mechanism comprises a permanent magnet motor, the top and the bottom of the permanent magnet motor are fixedly connected with an upper connecting flange and a lower connecting flange, the top of the upper connecting flange is fixedly connected with a honing guide pipe through an upper supporting seat, the outer side of the lower connecting flange is fixedly connected with a connecting seat at the bottom of the permanent magnet motor, the pipe fitting comprises an upper pipe assembly, the bottom of the upper pipe assembly is fixedly connected with a lower pipe assembly through a middle pipe assembly, and the upper pipe assembly and the middle pipe assembly are fixedly connected with two positioning rods distributed in the vertical direction through a plurality of pipe fasteners, the guide assembly comprises three guide rails distributed along the vertical direction, the inner sides of the three guide rails are movably connected with a hanger,
the hanger comprises a connecting pipe sleeve and two hanging traveling trolleys, the two hanging traveling trolleys are fixedly connected through two connecting rods, the top of the hanging traveling trolley positioned above the hanging traveling trolley is fixedly connected with an oil receiving disc, the inner side of the bottom end of the connecting pipe sleeve is fixedly connected with a pull rod, the hanging traveling trolleys comprise a fixed seat, three guide wheels are rotatably installed on the outer wall of the fixed seat, two installation holes matched with the connecting rods are formed in the fixed seat, the installation seat comprises a support plate, the top of the support plate is fixedly connected with a guide sleeve distributed along the vertical direction, the bottom of the support plate is fixedly connected with a bottom plate through four installation stand columns, an oil pipe is fixedly installed in the middle of the top wall of the bottom plate through a base, the ball screw rod pair comprises screw rods distributed along the vertical direction, the top end of each screw rod is fixedly connected with a, the ball sleeve comprises a fixed sleeve, a spiral groove matched with the screw rod is formed in the inner side of the fixed sleeve, and a plurality of steel balls are movably connected in the groove.
Preferably, a gasket is fixedly embedded at the top of the connecting seat and positioned at the outer side of the lower connecting flange.
Preferably, three the guide rail is the annular array and distributes, two shock pads of fixedly connected with between the outer wall of guide rail and the inner wall of pipe fitting.
Preferably, the connecting pipe sleeve penetrates through the oil receiving disc and the suspended traveling block on the top in sequence, and the connecting pipe sleeve is fixedly connected with the oil receiving disc.
Preferably, the three guide wheels are distributed in an annular array, and the three guide wheels are respectively connected with the three guide rails in a sliding manner.
Preferably, the bottom end of the pull rod penetrates through the suspended travelling block at the bottom, extends into the oil pipe and is movably connected with the oil pipe.
Preferably, ball cover fixed connection just is located the inside of support seat at last flange's top, the lead screw rotates with the ball cover to be connected, the lead screw runs through in permanent-magnet machine and is connected with the permanent-magnet machine transmission, the direction core extend to sew with long the inside of grinding the stand pipe and sew with long the grinding stand pipe sliding connection.
Preferably, a sealing ring is fixedly embedded between the top of the inner wall of the middle pipe assembly and the bottom of the inner wall of the upper pipe assembly and between the bottom of the inner wall of the middle pipe assembly and the top of the inner wall of the lower pipe assembly.
Advantageous effects
The utility model provides an efficiency of mechanism is improved and beam-pumping unit is directly driven. Compared with the prior art, the method has the following beneficial effects:
(1) this improve mechanism efficiency and directly drive beam-pumping unit through installing permanent-magnet machine on the wellhead assembly, becomes rotary motion through heavy-duty accurate ball screw pair and drives for the straight line, drives sucker rod reciprocating motion, realizes that oil-well pump recovers oil in the pit, and the mechanism is simple, and the driving chain is short, adopts the ball contact pair, has improved mechanism efficiency.
(2) This improve mechanism efficiency and directly drive beam-pumping unit through being provided with actuating mechanism, actuating mechanism adopts ball screw pair, and bearing capacity is high, long service life for equipment can bear the heavy load continuous operation under abominable environment, and mechanical efficiency is high, and installation power reduces by a wide margin, and the motor utilization rate is high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the driving mechanism of the present invention;
FIG. 3 is a schematic structural view of the pipe fitting of the present invention;
fig. 4 is a schematic structural view of the guide assembly of the present invention;
fig. 5 is a schematic structural view of the suspension traveling block of the present invention;
fig. 6 is a schematic structural view of the hanger trolley of the present invention;
fig. 7 is a schematic structural diagram of the middle tube assembly of the present invention;
fig. 8 is a schematic structural view of the mounting base of the present invention;
fig. 9 is a schematic structural view of the ball screw pair of the present invention;
fig. 10 is a schematic structural view of the ball sleeve of the present invention;
in the figure: 1. a drive mechanism; 2. a pipe fitting; 3. a mounting seat; 4. a guide assembly; 5. a ball screw pair; 6. a permanent magnet motor; 7. an upper connecting flange; 8. a lower connecting flange; 9. an upper support base; 10. honing the guide pipe; 11. a connecting seat; 12. a gasket; 13. an upper tube assembly; 14. a middle tube assembly; 15. a lower tube assembly; 16. pipe buckling; 17. positioning a rod; 18. a guide rail; 19. a shock pad; 20. a hanger; 21. a connecting pipe sleeve; 22. hanging the traveling block; 23. a connecting rod; 24. an oil receiving pan; 25. a pull rod; 26. a fixed seat; 27. a guide wheel; 28. mounting holes; 29. a seal ring; 30. a support plate; 31. a guide sleeve; 32. mounting the upright post; 33. a base plate; 34. a base; 35. an oil pipe; 36. a screw rod; 37. a guide core; 38. a ball sleeve; 39. fixing a sleeve; 40. a groove; 41. and (5) steel balls.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a direct-drive oil pumping unit for improving the mechanism efficiency comprises a driving mechanism 1, wherein the bottom of the driving mechanism 1 is fixedly connected with a mounting seat 3 through a pipe fitting 2, a guide assembly 4 is fixedly connected between the driving mechanism 1 and the mounting seat 3 and positioned in the pipe fitting 2, a ball screw pair 5 distributed in the vertical direction penetrates through the driving mechanism 1, the driving mechanism 1 comprises a permanent magnet motor 6, the top and the bottom of the permanent magnet motor 6 are fixedly connected with an upper connecting flange 7 and a lower connecting flange 8, the top of the upper connecting flange 7 is fixedly connected with a honing guide pipe 10 through an upper supporting seat 9, the bottom of the lower connecting flange 8 and positioned at the permanent magnet motor 6 is fixedly connected with a connecting seat 11, the pipe fitting 2 comprises an upper pipe assembly 13, the bottom of the upper pipe assembly 13 is fixedly connected with a lower pipe assembly 15 through a middle pipe assembly 14, the upper pipe assembly 13 and the middle pipe assembly 14 are fixedly connected with two positioning rods 17 distributed in the vertical direction through a plurality of pipe buckles 16, the guide assembly 4 comprises three guide rails 18 distributed along the vertical direction, the inner sides of the three guide rails 18 are movably connected with a hanger 20, the hanger 20 comprises a connecting pipe sleeve 21 and two hanging traveling trolleys 22, the two hanging traveling trolleys 22 are fixedly connected through two connecting rods 23, the top of the hanging traveling trolley 22 positioned above is fixedly connected with an oil receiving disc 24, the inner side of the bottom end of the connecting pipe sleeve 21 is fixedly connected with a pull rod 25, the hanging traveling trolley 22 comprises a fixed seat 26, three guide wheels 27 are rotatably installed on the outer wall of the fixed seat 26, two installation holes 28 matched with the connecting rods 23 are formed in the fixed seat 26, the installation seat 3 comprises a support plate 30, the top of the support plate 30 is fixedly connected with guide sleeves 31 distributed along the vertical direction, the bottom of the support plate 30 is fixedly connected with a bottom plate 33 through four installation upright posts 32, an oil pipe 35 is fixedly installed in the middle of the top wall of the bottom plate 33 through a base 34, the ball screw pair 5 comprises a screw 36 distributed along the vertical direction, a guide core 37 is fixedly connected to the top end of the screw 36, a ball sleeve 38 is sleeved outside the screw 36, the ball sleeve 38 comprises a fixing sleeve 39, a spiral groove 40 matched with the screw 36 is formed in the inner side of the fixing sleeve 39, a plurality of steel balls 41 are movably connected in the groove 40, a gasket 12 is fixedly embedded at the top of the connecting seat 11 and positioned on the outer side of the lower connecting flange 8, the three guide rails 18 are distributed in an annular array manner, two shock absorption pads 19 are fixedly connected between the outer walls of the guide rails 18 and the inner wall of the pipe fitting 2, the connecting pipe sleeve 21 sequentially penetrates through the oil receiving disc 24 and the suspended traveling block 22 positioned at the top, the connecting pipe sleeve 21 is fixedly connected with the oil receiving disc 24, the three guide wheels 27 are distributed in an annular array manner, the three guide wheels 27 are respectively slidably connected with the three guide rails 18, the bottom end of the pull rod 25 penetrates through the suspended traveling block 22 positioned at the bottom, extends into the oil pipe 35 and is movably connected with the oil pipe 35, ball cover 38 fixed connection just is located the inside of support seat 9 at last flange 7's top, lead screw 36 rotates with ball cover 38 to be connected, lead screw 36 runs through in permanent-magnet machine 6 and is connected with the transmission of permanent-magnet machine 6, guide core 37 extends to the inside of honing the stand pipe 10 and with honing stand pipe 10 sliding connection, all fixed the inlaying between the top of well pipe subassembly 14 inner wall and the bottom of going up the pipe subassembly 13 inner wall and between the bottom of well pipe subassembly 14 inner wall and the top of low pipe subassembly 15 inner wall is equipped with sealing washer 29, through installing permanent-magnet machine 6 on wellhead assembly, through the vice 5 changes rotary motion of ball screw that the heavy load is accurate for the sharp drive, drive sucker rod reciprocating motion, realize oil recovery in the pit, the mechanism is simple, the driving chain is short, it is vice all to adopt ball contact, mechanism efficiency has been improved.
When the well head device works, the permanent magnet motor 6 is installed on the well head device, the permanent magnet motor 6 drives the screw rod 36 to rotate forward and backward to drive the screw rod 36 to do reciprocating linear motion up and down, the rotary motion is changed into linear motion through the heavy-duty precise ball screw pair 5, the suspended traveling block 22 is connected with the pull rod 25 to drive the well bottom oil well pump to do reciprocating swabbing motion up and down, the oil extraction process of an oil well is realized, during reversing, the screw rod 36 is in threaded connection with the connecting pipe sleeve 21, the rotating inertia is small, and the reciprocating rotation drives the screw rod 36 to do reciprocating linear motion up and down to drive the well bottom oil well pump to swab.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Improve mechanism efficiency and directly drive beam-pumping unit, including actuating mechanism (1), its characterized in that: the bottom of the driving mechanism (1) is fixedly connected with a mounting seat (3) through a pipe fitting (2), the inside fixedly connected with guide components (4) which are arranged between the driving mechanism (1) and the mounting seat (3) and are positioned on the pipe fitting (2) are penetrated through, the driving mechanism (1) is internally penetrated by ball screw pairs (5) which are distributed along the vertical direction, the driving mechanism (1) comprises a permanent magnet motor (6), an upper connecting flange (7) and a lower connecting flange (8) are fixedly connected to the top and the bottom of the permanent magnet motor (6), the top of the upper connecting flange (7) is fixedly connected with a honing guide pipe (10) through an upper supporting seat (9), the outer side of the lower connecting flange (8) is fixedly connected with a connecting seat (11) which is positioned on the bottom of the permanent magnet motor (6), the pipe fitting (2) comprises an upper pipe component (13), the bottom of the upper pipe component (13) is fixedly connected with a lower pipe component (15) through a middle pipe component (14), the upper pipe assembly (13) and the middle pipe assembly (14) are fixedly connected with two positioning rods (17) distributed along the vertical direction through a plurality of pipe buckles (16), the guide assembly (4) comprises three guide rails (18) distributed along the vertical direction, and the inner sides of the three guide rails (18) are movably connected with a hanger (20);
the hanger (20) comprises a connecting pipe sleeve (21) and two hanging traveling trolleys (22), the two hanging traveling trolleys (22) are fixedly connected through two connecting rods (23), the top of the hanging traveling trolley (22) positioned above is fixedly connected with an oil receiving disc (24), the inner side of the bottom end of the connecting pipe sleeve (21) is fixedly connected with a pull rod (25), each hanging traveling trolley (22) comprises a fixed seat (26), three guide wheels (27) are rotatably installed on the outer wall of each fixed seat (26), two mounting holes (28) matched with the connecting rods (23) are formed in each fixed seat (26), each mounting seat (3) comprises a supporting plate (30), the top of each supporting plate (30) is fixedly connected with guide sleeves (31) distributed in the vertical direction, and the bottom of each supporting plate (30) is fixedly connected with a bottom plate (33) through four mounting upright columns (32), the middle part of bottom plate (33) roof has oil pipe (35) through base (34) fixed mounting, ball screw is vice (5) including lead screw (36) along vertical direction distribution, the top fixedly connected with direction core (37) of lead screw (36), the outside cover of lead screw (36) is equipped with ball cover (38), ball cover (38) are including fixed cover (39), spiral helicine recess (40) with lead screw (36) looks adaptation are seted up to the inboard of fixed cover (39), swing joint has a plurality of steel balls (41) in recess (40).
2. The direct drive pumping unit for improving the mechanism efficiency according to claim 1, characterized in that: and a gasket (12) is fixedly embedded at the top of the connecting seat (11) and positioned at the outer side of the lower connecting flange (8).
3. The direct drive pumping unit for improving the mechanism efficiency according to claim 1, characterized in that: the three guide rails (18) are distributed in an annular array, and two shock pads (19) are fixedly connected between the outer wall of each guide rail (18) and the inner wall of each pipe fitting (2).
4. The direct drive pumping unit for improving the mechanism efficiency according to claim 1, characterized in that: the connecting pipe sleeve (21) penetrates through the oil receiving disc (24) and the suspended travelling block (22) located at the top in sequence, and the connecting pipe sleeve (21) is fixedly connected with the oil receiving disc (24).
5. The direct drive pumping unit for improving the mechanism efficiency according to claim 1, characterized in that: the three guide wheels (27) are distributed in an annular array, and the three guide wheels (27) are respectively connected with the three guide rails (18) in a sliding mode.
6. The direct drive pumping unit for improving the mechanism efficiency according to claim 1, characterized in that: the bottom end of the pull rod (25) penetrates through the suspended traveling block (22) at the bottom, extends into the oil pipe (35) and is movably connected with the oil pipe (35).
7. The direct drive pumping unit for improving the mechanism efficiency according to claim 1, characterized in that: ball cover (38) fixed connection just is located the inside of support seat (9) at the top of last flange (7), lead screw (36) are rotated with ball cover (38) and are connected, lead screw (36) run through in permanent-magnet machine (6) and are connected with permanent-magnet machine (6) transmission, direction core (37) extend to the inside of honing and grinding stand pipe (10) and with honing and grinding stand pipe (10) sliding connection.
8. The direct drive pumping unit for improving the mechanism efficiency according to claim 1, characterized in that: and sealing rings (29) are fixedly embedded between the top of the inner wall of the middle pipe assembly (14) and the bottom of the inner wall of the upper pipe assembly (13) and between the bottom of the inner wall of the middle pipe assembly (14) and the top of the inner wall of the lower pipe assembly (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022696366.0U CN214196271U (en) | 2020-11-19 | 2020-11-19 | Direct-drive oil pumping unit capable of improving mechanism efficiency |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022696366.0U CN214196271U (en) | 2020-11-19 | 2020-11-19 | Direct-drive oil pumping unit capable of improving mechanism efficiency |
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| CN214196271U true CN214196271U (en) | 2021-09-14 |
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| CN202022696366.0U Active CN214196271U (en) | 2020-11-19 | 2020-11-19 | Direct-drive oil pumping unit capable of improving mechanism efficiency |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183097A (en) * | 2021-12-23 | 2022-03-15 | 安徽物迅科技有限公司 | Heavy-load oil pumping unit |
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2020
- 2020-11-19 CN CN202022696366.0U patent/CN214196271U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183097A (en) * | 2021-12-23 | 2022-03-15 | 安徽物迅科技有限公司 | Heavy-load oil pumping unit |
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