Wind resistance device for belt of tower type pumping unit

Abstract

The invention relates to a wind resistance device for a belt of a tower type pumping unit. The problem that a belt of an existing tower type oil pumping unit shakes and a sucker rod is abraded eccentrically when encountering windy weather on site is mainly solved. The device is characterized in that a groove is radially formed in the middle of the pulley (4); the two belts (1) of the tower type pumping unit can penetrate through grooves in the middles of the pulleys (4) to move. The two sides of the pulley (4) are fixedly connected with the middle parts of the two slideways (3) respectively; the upper end of each slide way (3) is connected with an upper suspension (2); and the lower end of each slideway (3) is connected with a lower suspension (6). According to the wind resistance device for the belt of the tower type oil pumping unit, stable operation of the tower type oil pumping unit in the vertical reciprocating operation process can be guaranteed, and eccentric wear of the oil pumping rod is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of oilfield production equipment, in particular to a tower type oil pumping unit belt wind resistance anti-device. Background Art

[0002] The tower-type pumping unit has the characteristics of long stroke and low stroke frequency. For low-yield and low-efficiency wells, it can achieve energy saving and consumption reduction, and also has flood prevention function, which is convenient for rapid resumption of production after floods. During operation, due to the long-term outdoor working environment, especially in windy weather, the belt will shake and the pumping rod will wear eccentrically. Summary of the invention

[0003] The technical problem to be solved by the present invention is to solve the problem in the background technology that the belt of a tower-type oil pumping unit will shake and cause eccentric wear of the pumping rod when encountering strong winds on site, and to provide a tower-type oil pumping unit belt anti-wind resistance device. The tower-type oil pumping unit belt anti-wind resistance device can ensure the stable operation of the tower-type oil pumping unit during its up and down reciprocating operation, and avoid eccentric wear of the pumping rod.

[0004] The present invention can solve its problem through the following technical scheme: the tower-type oil pumping unit belt anti-wind resistance device includes a pulley, and a radial groove is opened in the middle of the pulley; the two belts of the tower-type oil pumping unit can move through the groove in the middle of the pulley; the two sides of the pulley are respectively fixedly connected to the middle of two slideways; the upper end of each slideway is respectively connected to the upper suspension; the lower end of each slideway is respectively connected to the lower suspension.

[0005] Preferably, the upper suspension includes an upper top plate, and lower side walls are respectively connected to the two sides of the lower part of the top plate, a threaded hole is opened in the middle of the lower side wall, and the two side walls are connected with connecting bolts through the middle threaded hole; the connecting bolts in the middle of the two side walls are connected to the upper end of the slide; the outside of the side wall corresponding to the end of the connecting bolt is connected with a fixing nut for fixing the side wall and the connecting bolt.

[0006] Preferably, two adjusting nuts are installed inside the two lower side walls and are respectively placed on both sides of the connecting bolt.

[0007] Preferably, the lower suspension includes a connecting plate, and the upper two sides of the connecting plate are connected to the upper side wall; a threaded hole is opened in the middle of the upper side wall, and the two side walls are connected by bolts through the middle threaded hole; the connecting bolts in the middle of the two side walls are connected to the central threaded hole of the lower end of the slide; the lower part of the connecting plate is connected to a connecting rod; the lower part of the connecting rod is connected to the balance bracket through an adjusting nut.

[0008] Preferably, the lower portion of the connecting rod is connected to an extended end on one side of the balancing bracket via an adjusting nut.

[0009] Preferably, the balance bracket is fixed on the tower machine vertical beam.

[0010] Preferably, the groove in the middle of the pulley is a radial strip groove.

[0011] Preferably, the width of the strip groove is 3-5 mm greater than the thickness of the belt.

[0012] Preferably, the length of the strip groove is 3-5 mm greater than the width between two belts of the tower machine.

[0013] Preferably, the strip-shaped groove is closed.

[0014] Preferably, the bottom adjusting nut of the lower suspension is kept aligned with the position of the two adjusting nuts of the upper suspension.

[0015] Compared with the above background technology, the present invention has the following beneficial effects: The tower-type oil pumping unit is arranged in the wild and is affected by the external environment, especially in windy weather. Under the influence of wind, the tower machine belt will shake or tremble, the belt will vibrate, and the wear and tear will be economical, which may easily cause eccentric wear of the pumping rod, affecting the service life of the tower machine. The present invention installs an anti-wind resistance device for the tower-type oil pumping unit belt, and the belt is in a closed strip groove, which plays a better fixing role, reduces the impact of windy weather, can ensure the stable operation of the tower-type oil pumping unit during the up and down reciprocating operation, reduces the impact of eccentric wear of the pumping rod, extends the service life of the equipment, reduces the operating maintenance costs and the impact on production, and can effectively reduce the workload of on-site management and maintenance. The present invention effectively solves the problem of eccentric wear caused by the shaking of the belt due to wind when it reciprocates up and down. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Attached Figure 1 It is a schematic diagram of the structure of the device of the present invention; Attached Figure 2 It is a schematic diagram of the structure of the upper suspension of the present invention; Attached Figure 3 It is a schematic diagram of the structure of the lower suspension of the present invention; Attached Figure 4 It is a top view of a pulley with closed strip grooves according to the present invention.

[0017] In the figure: 1. belt; 2. upper suspension; 2-1. top plate; 2-2. connecting bolt; 2-3. adjusting nut; 2-4. lower side wall; 2-5. fixing nut; 3. slideway; 4. pulley; 5. fixing screw; 6. lower suspension; 6-1. connecting plate; 6-2. adjusting nut; 6-3. connecting rod; 6-4. upper side wall; 6-5. bolt; 7. balance bracket; 8. tower machine vertical beam; 9. strip groove. Specific implementation method: The present invention is described below based on embodiment, but it is worth noting that the present invention is not limited to these embodiments. In the detailed description of the present invention below, some specific details are described in detail. However, for the part not described in detail, those skilled in the art can also fully understand the present invention.

[0019] In addition, those skilled in the art should understand that the drawings are only provided to illustrate the purpose, features and advantages of the present invention, and the drawings are not actually drawn to scale.

[0020] As attached Figure 1 As shown, the tower-type oil pumping unit belt wind resistance device includes a pulley 4, a strip groove is radially opened in the middle of the pulley 4; the two belts 1 of the tower-type oil pumping unit can move through the strip groove on the pulley 4; the two sides of the pulley 4 are vertically connected to the middle of two slideways 3 through fixing screws 5; the upper and lower ends of each slideway 3 are respectively connected to the upper suspension 2 and the lower suspension 6; the upper end of each slideway 3 is respectively connected to the upper suspension 2; the lower end of each slideway 3 is respectively connected to the lower suspension 2.

[0021] The width of the strip groove is 3-5mm greater than the thickness of the belt; the length of the strip groove is 3-5mm greater than the width of the two belts of the tower crane, so that the belt can pass through the groove without obstacles; the strip groove of the pulley is closed, such as Figure 4 shown.

[0022] As attached Figure 2 As shown, the upper suspension 2 includes an upper top plate 2-1, and lower side walls 2-4 are respectively connected to the two sides of the lower part of the top plate 2-1, and a threaded hole is opened in the middle of the lower side wall 2-4, and the two side walls are connected to the connecting bolts 2-2 through the middle threaded holes; the connecting bolts 2-2 in the middle of the two side walls are connected to the upper ends of the slideways 3; the outside of the side walls corresponding to the ends of the connecting bolts 2-2 are connected with fixing nuts 2-5 for fixing the side walls and the connecting bolts 2-2; two adjusting nuts 2-3 are installed inside the two side walls, which are respectively placed on both sides of the connecting bolts 2-2, and are used to adjust the slideways connected to the connecting bolts 2-2 to the left and right.

[0023] As attached Figure 3 As shown, the lower suspension 6 includes a connecting plate 6-1, and the upper two sides of the connecting plate 6-1 are connected to the upper side wall 6-4; a threaded hole is opened in the middle of the upper side wall 6-4, and the two side walls are connected with bolts 6-5 through the middle threaded hole; the connecting bolts in the middle of the two side walls are connected to the central threaded hole at the lower end of the slide 3; the lower part of the connecting plate 6-1 is connected with a connecting rod 6-3; the lower part of the connecting rod 6-3 is connected to the extended end of one side of the balance bracket 7 through an adjusting nut 6-2; the balance bracket 7 is fixed on the tower machine vertical beam 8; the adjusting nut 6-2 at the bottom of the lower suspension 6 keeps the position of the two adjusting nuts 2-3 of the upper suspension aligned.

[0024] The installation and working process of the tower type oil pumping unit belt anti-wind resistance device of the present invention is as follows: the tower type oil pumping unit belt anti-wind resistance device is fixed on the tower machine body, and includes an upper suspension, a slideway, a roller, a lower suspension and a connecting rod adjustment device. The upper suspension is fixed to the two sides of the bottom end of the belt roller outlet at the upper end of the tower type oil pumping unit platform through the upper top plate, and the two sides of the lower part of the top plate are respectively connected with lower side walls, and the two side walls are connected with bolts through the middle threaded holes; the connecting bolts in the middle of the two side walls are connected to the upper end of the slideway; the lower suspension is fixed to the tower machine vertical beam fixed flat The balance bracket is connected to the balance bracket by connecting rods and adjusting nuts. The upper two sides of the lower suspension connecting plate are connected to the upper side walls. The connecting bolts in the middle of the two side walls are connected to the central threaded holes of the lower end of the slide. The upper and lower ends of the two slides are fixed respectively by the connecting bolts in the middle of the upper and lower suspensions. The pulleys are connected by fixing screws in the middle of the two slides. A strip groove is radially opened in the middle of the pulley. The width and length of the strip groove meet the thickness and width of the two belts of the tower machine, which is convenient for the belt to move unimpeded in the groove, solving the problem of belt shaking in windy seasons.

[0025] It should be noted that the embodiments described above are only used to explain the present invention and do not constitute any limitation to the present invention. The present invention has been described with reference to typical embodiments, but it should be understood that the words used therein are descriptive and explanatory words, rather than restrictive words. The present invention may be modified as specified within the scope of the claims of the present invention, and the present invention may be revised without departing from the scope and spirit of the present invention. Therefore, the content of the present invention is not limited to the examples listed, and any equivalent changes taken by ordinary technicians in the field of the present invention by reading the specification of the present invention to the technical solution of the present invention are all covered by the claims of the present invention.

Claims

1. A tower-type oil pumping unit belt wind resistance device, comprising a pulley (4), characterized in that: A groove is radially formed in the middle of the pulley (4); the two belts (1) of the tower-type oil pumping unit can move through the groove in the middle of the pulley (4); the two sides of the pulley (4) are respectively fixedly connected to the middle of two slideways (3); the upper end of each slideway (3) is respectively connected to the upper suspension (2); and the lower end of each slideway (3) is respectively connected to the lower suspension (6).

2. The tower type oil pumping unit belt wind resistance device according to claim 1 is characterized in that: The upper suspension (2) comprises an upper top plate (2-1), the lower sides of the top plate (2-1) are respectively connected to lower side walls (2-4), the middle of the lower side wall (2-4) is provided with a threaded hole, and the two side walls are connected to connecting bolts (2-2) through the threaded holes in the middle; the connecting bolts (2-2) in the middle of the two side walls are connected to the upper ends of the slideway (3); the outside of the side wall corresponding to the end of the connecting bolt (2-2) is connected to a fixing nut (2-5) for fixing the side wall and the connecting bolt (2-2).

3. The tower type oil pumping unit belt wind resistance device according to claim 2 is characterized in that: Two adjusting nuts (2-3) are installed inside the two lower side walls (2-4) and are respectively placed on both sides of the connecting bolt (2-2).

4. The tower type oil pumping unit belt wind resistance device according to claim 1, characterized in that: The lower suspension (6) comprises a connecting plate (6-1), the upper two sides of the connecting plate (6-1) being connected to the upper side wall (6-4); a threaded hole is opened in the middle of the upper side wall (6-4), and the two side walls are connected by bolts (6-5) through the threaded hole in the middle; the connecting bolts in the middle of the two side walls are connected to the central threaded hole at the lower end of the slideway (3); the lower part of the connecting plate (6-1) is connected to a connecting rod (6-3); the lower part of the connecting rod (6-3) is connected to the balancing bracket (7) through an adjusting nut (6-2).

5. The tower type oil pumping unit belt wind resistance device according to claim 4 is characterized in that: The lower part of the connecting rod (6-3) is connected to an extended end of one side of the balancing bracket 7 via an adjusting nut (6-2).

6. The tower type oil pumping unit belt wind resistance device according to claim 5, characterized in that: The balance bracket (7) shown is fixed on the tower machine vertical beam (8).

7. The tower type oil pumping unit belt wind resistance device according to claim 1, characterized in that: The groove in the middle of the pulley is a radial strip groove (3).

8. The tower type oil pumping unit belt wind resistance device according to claim 7, characterized in that: The width of the strip groove (3) is 3-5 mm greater than the thickness of the belt; the length of the strip groove (3) is 3-5 mm greater than the width between the two belts of the tower crane.

9. The tower type oil pumping unit belt wind resistance device according to claim 8, characterized in that: The strip groove (3) is of a closed type or a clutch type.

10. The tower type oil pumping unit belt wind resistance device according to claim 3 or 4, characterized in that: The lower suspension bottom adjustment nut (6-2) is kept aligned with the two upper suspension adjustment nuts (2-3).

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