阅读说明：本技术 游梁抽油机摆动平衡装置 (Swing balancing device of beam-pumping unit ) 是由 孙琦 于 2019-12-11 设计创作，主要内容包括：本发明公开了游梁抽油机摆动平衡装置,包括装置底座、减速箱、平衡机构、游梁和减速箱皮带轮,所述装置底座底端的一侧安装有减速箱,且减速箱表面的一侧安装有减速箱皮带轮,并且减速箱皮带轮一侧的减速箱表面安装有曲柄,所述曲柄表面的一侧铰接有连杆,曲柄顶端的一侧设有平衡机构,所述装置底座底端的一侧安装有下支架,且下支架顶端的中心位置处固定有支撑板,并且支撑板顶端的中心位置处安装有上支架,上支架的底端延伸至支撑板的外部并与下支架的外壁滑动连接,上支架顶端的一侧铰接有游梁。本发明不仅降低工作人员的劳动强度,提高了装置的实用性,还提高了装置的平衡效果。(The invention discloses a swing balancing device of a beam-pumping unit, which comprises a device base, a reduction gearbox, a balancing mechanism, a walking beam and a reduction gearbox belt pulley, wherein the reduction gearbox is arranged on one side of the bottom end of the device base, the reduction gearbox belt pulley is arranged on one side of the surface of the reduction gearbox, a crank is arranged on the surface of the reduction gearbox on one side of the reduction gearbox belt pulley, a connecting rod is hinged to one side of the surface of the crank, the balancing mechanism is arranged on one side of the top end of the crank, a lower support is arranged on one side of the bottom end of the device base, a support plate is fixed at the central position of the top end of the lower support, an upper support is arranged at the central position of the top end of the support plate, the bottom end. The invention not only reduces the labor intensity of workers and improves the practicability of the device, but also improves the balance effect of the device.)

1. Beam-pumping unit swing balancing unit, including device base (1), reducing gear box (2), balance mechanism (3), walking beam (6) and reducing gear box belt pulley (7), its characterized in that: a reduction gearbox (2) is arranged on one side of the bottom end of the device base (1), a reduction gearbox belt pulley (7) is arranged on one side of the surface of the reduction gearbox (2), and the surface of the reduction gearbox (2) at one side of the reduction gearbox belt pulley (7) is provided with a crank (4), one side of the surface of the crank (4) is hinged with a connecting rod (5), one side of the top end of the crank (4) is provided with a balance mechanism (3), one side of the bottom end of the device base (1) is provided with a lower bracket (10), a supporting plate (14) is fixed at the central position of the top end of the lower bracket (10), an upper bracket (15) is arranged at the central position of the top end of the supporting plate (14), the bottom end of the upper bracket (15) extends to the outside of the supporting plate (14) and is connected with the outer wall of the lower bracket (10) in a sliding way, one side of the top end of the upper bracket (15) is hinged with a walking beam (6), and a control box (8) is arranged on the outer wall of one side of the reduction gearbox (2).

2. The swing balancing device of the beam pumping unit according to claim 1, characterized in that: balance weight (301), stopper (302), spacing groove (303), motor (304), pivot (305) and threaded shaft (306) have set gradually in the inside of balance mechanism (3), motor (304) are installed to one side on crank (4) top, and pivot (305) are installed through the shaft coupling to the output of motor (304).

3. The swing balancing device of the beam pumping unit according to claim 2, characterized in that: the utility model discloses a motor, including pivot (305), motor (304), stopper (302), pivot (305), crank (4) top of motor (304) one side is equipped with spacing groove (303), and the inside one side of spacing groove (303) installs stopper (302), the top of stopper (302) extend to the outside of spacing groove (303) and with the bottom fixed connection of counterweight (301), threaded shaft (306) is installed to the one end that motor (304) were kept away from in pivot (305), and threaded shaft (306) surface one side screw thread department has cup jointed counterweight (301).

4. The swing balancing device of the beam pumping unit according to claim 1, characterized in that: one side on walking beam (6) top is fixed with seal box (17), and walking beam (6) surface mounting on seal box (17) one side has support frame (19) to install second cylinder (18) on the outer wall of support frame (19) one side, the one end that support frame (19) were kept away from in second cylinder (18) extends to the inside of seal box (17).

5. The swing balancing device of the beam pumping unit according to claim 1, characterized in that: first cylinder (9) are installed to device base (1) bottom of lower carriage (10) one side, the top of first cylinder (9) and the bottom fixed connection of backup pad (14), the both sides of backup pad (14) bottom all articulate there is second bracing piece (12), and the bottom of second bracing piece (12) articulates there is first bracing piece (11), the bottom of first bracing piece (11) articulates with the inner wall of lower carriage (10) mutually to one side on first bracing piece (11) surface articulates there is connecting rod (13).

6. The swing balancing device of the beam pumping unit according to claim 4, characterized in that: the inside mounting plate (21) that is equipped with of seal box (17) of support frame (19) one end, the both ends of mounting plate (21) respectively with the top and the bottom sliding connection of seal box (17), and be fixed with return spring (20) on the outer wall of mounting plate (21) one side, the one end of return spring (20) and the inner wall fixed connection of seal box (17), sunshade (16) are installed to one side on seal box (17) surface.

Technical Field

The invention relates to the technical field of swing balancing devices, in particular to a swing balancing device of a beam pumping unit.

Background

In oil exploitation, a beam pumping unit is a mechanical oil extraction device commonly used in oil fields, and in order to reduce the motor power and the output torque of a speed reducer and reduce the stress of each transmission part of the pumping unit, a counterweight needs to be added on a crank or a beam of the pumping unit to balance the load of an oil well.

The swing balancing devices on the market are various and can basically meet the use requirements of people, but certain defects still exist, and the specific problems are as follows.

(1) Most of supports of the existing swing balancing device of the beam pumping unit are assembled by splicing, and the height of the support is inconvenient to adjust after the assembly is completed, so that the practicability of the device is not high;

(2) the existing swing balancing device of the beam pumping unit mostly adopts a manual adjustment mode when balancing, and has the defects of low adjustment precision and large adjustment workload, so that the labor intensity of workers is high;

(3) the swing balancing device of the existing beam pumping unit is difficult to fix the balancing weight, so that the balancing weight is easy to move in the motion process of a beam shaft, and the balancing effect of the device is poor.

Disclosure of Invention

The invention aims to provide a swing balancing device of a beam pumping unit, which aims to solve the problems of low practicability, high labor intensity of workers and poor balancing effect of the device in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: beam-pumping unit swing balancing unit, including device base, reducing gear box, balance mechanism, walking beam and reducing gear box belt pulley, the reducing gear box is installed to one side of device base bottom, and one side on reducing gear box surface installs the reducing gear box belt pulley to the reducing gear box surface mounting on reducing gear box belt pulley one side has the crank, one side on crank surface articulates there is the connecting rod, and one side on crank top is equipped with balance mechanism, the lower carriage is installed to one side of device base bottom, and the central point department of putting on lower carriage top is fixed with the backup pad to the central point department of putting on backup pad top installs the upper bracket, the bottom of upper bracket extend to the outside of backup pad and with the outer wall sliding connection of lower carriage, one side on upper bracket top articulates there is the walking beam, install the control box on the.

Preferably, balance weight, stopper, spacing groove, motor, pivot and threaded shaft have set gradually in balance mechanism's inside, the motor is installed to one side on crank top, and the pivot is installed through the shaft coupling to the output of motor.

Preferably, the one end that the motor was kept away from in the pivot is installed the screw thread axle, and one side screw thread department on screw thread axle surface has cup jointed the counterweight block, the crank top of motor one side is equipped with the spacing groove, and one side of spacing inslot portion installs the stopper, the top of stopper extend to the outside of spacing groove and with the bottom fixed connection of counterweight block.

Preferably, one side on walking beam top is fixed with the seal box, and the walking beam surface mounting of seal box one side has the support frame to install the second cylinder on the outer wall of support frame one side, the one end that the support frame was kept away from to the second cylinder extends to the inside of seal box.

Preferably, a first cylinder is installed at the bottom end of a base of the device on one side of the lower support, the top end of the first cylinder is fixedly connected with the bottom end of the support plate, the two sides of the bottom end of the support plate are hinged with second support rods, the bottom end of each second support rod is hinged with a first support rod, the bottom end of each first support rod is hinged with the inner wall of the lower support, and a connecting rod is hinged to one side of the surface of each first support rod.

Preferably, the inside mounting plate that is equipped with of seal box of support frame one end, the both ends of mounting plate respectively with the top and the bottom sliding connection of seal box, and be fixed with return spring on the outer wall of mounting plate one side, return spring's one end and the inner wall fixed connection of seal box, the sunshade is installed to one side on seal box surface.

Compared with the prior art, the invention has the beneficial effects that: the swing balancing device of the beam-pumping unit not only reduces the labor intensity of workers and improves the practicability of the device, but also improves the balancing effect of the device;

(1) by arranging the motor 304, the rotating shaft 305, the threaded shaft 306, the counterweight 301, the limiting block 302, the limiting groove 303 and the crank 4, the operation control box 8 controls the motor 304 to work to drive the rotating shaft 305 to work and drive the rotating shaft 305 to drive the threaded shaft 306 to rotate together, the counterweight 301 is driven to move due to the fact that the threads are arranged on the surface of the threaded shaft 306, the position of the counterweight 301 is adjusted, the limiting block 302 and the limiting groove 303 play a limiting role in limiting the moving range of the counterweight 301, and balance adjustment is performed by adjusting the relative position of the counterweight 301 on the crank 4, so that complicated manual operation is avoided, and the labor intensity of workers is reduced;

(2) the operation control box 8 controls the first air cylinder 9 to work by arranging the first air cylinder 9, the supporting plate 14, the upper support 15 and the lower support 10, when the first air cylinder 9 extends to drive the supporting plate 14 to ascend, the supporting plate 14 pushes the upper support 15 to ascend on the inner wall of the lower support 10, the height adjusting function of the device is realized, the walking beam support can adjust the mining position according to the requirement, and the practicability of the device is improved;

(3) through being provided with seal box 17, second cylinder 18, mounting plate 21, return spring 20 and walking beam 6 staff load certain weight piece to the inside of seal box 17, control second cylinder 18 through operation control box 8 and work, utilize second cylinder 18 to push fastening plate 21 tight to load the piece surface, and return spring 20 plays spacing effect to the moving range of mounting plate 21, the realization is to loading the fixed function of piece, avoid walking beam 6 the phenomenon that the piece takes place the displacement when removing, the balanced effect of device has been improved.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a side view of the upper bracket of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is an enlarged schematic view of the balancing mechanism of the present invention;

FIG. 5 is a schematic diagram of the system framework of the present invention.

In the figure: 1. a device base; 2. a reduction gearbox; 3. a balancing mechanism; 301. balancing the weight block; 302. a limiting block; 303. a limiting groove; 304. a motor; 305. a rotating shaft; 306. a threaded shaft; 4. a crank; 5. a connecting rod; 6. a walking beam; 7. a reduction gearbox belt pulley; 8. a control box; 9. a first cylinder; 10. a lower bracket; 11. a first support bar; 12. a second support bar; 13. a connecting rod; 14. a support plate; 15. an upper bracket; 16. a shutter; 17. a sealing box; 18. a second cylinder; 19. a support frame; 20. a return spring; 21. and (7) fastening the plate.

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, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: the beam-pumping unit swing balancing device comprises a device base 1, a reduction gearbox 2, a balancing mechanism 3, a beam 6 and a reduction gearbox belt pulley 7, wherein the reduction gearbox 2 is installed on one side of the bottom end of the device base 1', the reduction gearbox belt pulley 7 is installed on one side of the surface of the reduction gearbox 2, a crank 4 is installed on the surface of the reduction gearbox 2 on one side of the reduction gearbox belt pulley 7, a connecting rod 5 is hinged to one side of the surface of the crank 4, and the balancing mechanism 3 is arranged on one side of the top end of the crank;

a counterweight 301, a limiting block 302, a limiting groove 303, a motor 304, a rotating shaft 305 and a threaded shaft 306 are sequentially arranged in the balancing mechanism 3, the motor 304 is installed on one side of the top end of the crank 4, the motor 304 can be 42BYGH-24 in type, the rotating shaft 305 is installed at the output end of the motor 304 through a coupler, the threaded shaft 306 is installed at one end, away from the motor 304, of the rotating shaft 305, the counterweight 301 is sleeved at the threaded position on one side of the surface of the threaded shaft 306, the limiting groove 303 is arranged at the top end of the crank 4 on one side of the motor 304, the limiting block 302 is installed on one side of the interior of the limiting groove 303, and the top end of the limiting block 302 extends to the exterior of the;

the motor 304 is controlled to work, so that the motor drives the rotating shaft 305 to work, the rotating shaft 305 drives the threaded shaft 306 to rotate together, the balance weight 301 is driven to move due to the fact that the threads are arranged on the surface of the threaded shaft 306, the position of the balance weight 301 is adjusted, the limiting block 302 and the limiting groove 303 play a limiting role in limiting the moving range of the balance weight 301, balance adjustment is carried out by adjusting the relative position of the balance weight 301 on the crank 4, manual complicated operation is avoided, and labor intensity of workers is reduced;

a lower support 10 is installed on one side of the bottom end of the device base 1, a support plate 14 is fixed at the central position of the top end of the lower support 10, an upper support 15 is installed at the central position of the top end of the support plate 14, the bottom end of the upper support 15 extends to the outside of the support plate 14 and is in sliding connection with the outer wall of the lower support 10, a walking beam 6 is hinged to one side of the top end of the upper support 15, a first air cylinder 9 is installed at the bottom end of the device base 1 on one side of the lower support 10, the type of the first air cylinder 9 can be SC40-X50, the top end of the first air cylinder 9 is fixedly connected with the bottom end of the support plate 14, second support rods 12 are hinged to two sides of the bottom end of the support plate 14, a first support rod 11 is hinged to the bottom end of the second support rod 12, the bottom end of the first support rod 11;

the operation control box 8 controls the first air cylinder 9 to work, when the first air cylinder 9 extends to drive the supporting plate 14 to ascend, the supporting plate 14 pushes the upper support 15 to ascend on the inner wall of the lower support 10, the height adjusting function of the device is achieved, the mining position of the walking beam support can be adjusted according to requirements, and the practicability of the device is improved;

a seal box 17 is fixed on one side of the top end of the walking beam 6, a support frame 19 is installed on the surface of the walking beam 6 on one side of the seal box 17, a fastening plate 21 is arranged inside the seal box 17 on one end of the support frame 19, two ends of the fastening plate 21 are respectively connected with the top end and the bottom end of the seal box 17 in a sliding mode, a return spring 20 is fixed on the outer wall on one side of the fastening plate 21, one end of the return spring 20 is fixedly connected with the inner wall of the seal box 17, a shielding plate 16 is installed on one side of the surface of the seal box 17, a second air cylinder 18 is installed on the outer wall on one side of the support frame 19, the type of the second air cylinder 18 can be SC200, and one end, far away from;

the working personnel load a certain weight loading block in the seal box 17, the second air cylinder 18 is controlled to work through the operation control box 8, the fastening plate 21 is pushed to the surface of the loading block by the second air cylinder 18, and the return spring 20 has a limiting effect on the moving range of the fastening plate 21, so that the function of fixing the loading block is realized, the phenomenon that the loading block displaces when the walking beam 6 moves is avoided, and the balance effect of the device is improved;

the outer wall of one side of the reduction gearbox 2 is provided with a control box 8, the type of the control box 8 can be CPAM-WL28603, and the output end of a singlechip in the control box 8 is electrically connected with the input ends of the motor 304, the first air cylinder 9 and the second air cylinder 18 respectively.

The working principle is as follows: when the device is used, firstly, the motor 304 is controlled to work through the operation control box 8, so that the motor drives the rotating shaft 305 to work, the rotating shaft 305 drives the threaded shaft 306 to rotate together, the balance weight 301 is driven to move due to the fact that the threads are arranged on the surface of the threaded shaft 306, the position of the balance weight 301 is adjusted, the limiting block 302 and the limiting groove 303 play a limiting role in limiting the moving range of the balance weight 301, the balance adjustment is carried out by adjusting the relative position of the balance weight 301 on the crank 4, manual complicated operation is avoided, the labor intensity of workers is reduced, the first air cylinder 9 is controlled to work through the operation control box 8, when the first air cylinder 9 extends to drive the supporting plate 14 to rise, the supporting plate 14 pushes the upper support 15 to rise on the inner wall of the lower support 10, the height adjusting function of the device is achieved, the mining position of the walking beam support can be adjusted according to requirements, and the practicability, make the staff load certain weight piece to the inside of seal box 17, control second cylinder 18 through operation control box 8 and carry out work, utilize second cylinder 18 to push fastening plate 21 tight to loading the piece surface to return spring 20 plays spacing effect to the migration range of fastening plate 21, realizes the fixed function of piece of loading, avoids walking beam 6 to load the phenomenon that the piece takes place the displacement when removing, has improved the balanced effect of device.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.