CN219366764U - Oil receiving device of speed reducer for oil pumping unit - Google Patents

Abstract

The utility model relates to the technical field of pumping units, in particular to an oil receiving device of a speed reducer for a pumping unit. Including the oil box, the lubrication mouth has been seted up to the fixed and baffle of oil box left end, the through-hole has been seted up on the baffle of oil box below, oil outlet and jack have been seted up to the oil box right-hand member, adjust the pole and run through the through-hole, the oil box lower extreme is fixed with down the piece, adjust the pole and run through down the piece and with its threaded connection, adjust the pole right-hand member rotation and be connected with the movable rod, be fixed with polished rod and awl piece on the movable rod, the polished rod runs through the jack, the baffle is fixed in the case seat of reduction gear, the regulation hole has been seted up on the case seat of reduction gear, adjust pole left end rotation seal grafting in the regulation hole, the cambered surface of lubrication mouth corresponds with the roller of the bearing downside of cover on the output shaft of reduction gear. In the process of adjusting the opening of the oil outlet, the opening of the oil outlet can be adjusted by rotating the adjusting rod to adjust the distance between the cone block and the oil box without opening the box seat, so that the oil outlet is convenient to adjust.

Description

Oil receiving device of speed reducer for oil pumping unit

Technical Field

The utility model relates to the technical field of pumping units, in particular to an oil receiving device of a speed reducer for a pumping unit.

Background

Because the oil field working condition is complicated, the size of the stroke frequency of the oil pumping unit changes along with the oil field working condition, the splash lubrication mode has better lubrication effect when the stroke frequency of the oil pumping unit is higher, and when the stroke frequency of the oil pumping unit is lower, the rotation of the gear is insufficient in splash lubrication oil, the lubrication of the bearing can not be fully ensured, and the phenomena of oil shortage, damage and the like of the bearing are easy to occur. In order to solve the problems, some manufacturers additionally install an oil receiving box inside the oil pumping unit speed reducer.

The patent document with the application number of CN201721342145.5, named as an adjustable oil receiving box for a novel pumping unit reducer, discloses an oil receiving box capable of adjusting oil output, and an outgoing oil hole is not overlapped, partially overlapped or completely overlapped with an inner oil outlet hole on a baffle plate by pulling a pull plate, so that the effect of adjusting the lowest liquid level in an oil storage tank is achieved; the oil quantity of the lubricating oil flowing to the bearing of the input shaft is regulated under the synergistic effect of the lubricating oil stored in the oil storage tank and splash lubrication; when the stroke frequency of the pumping unit is higher, the inner oil outlet hole and the outer oil outlet hole are overlapped in a large area, so that the oil storage box keeps a lower liquid level, and redundant lubricating oil flows back to an oil tank of the box body through the inner oil outlet hole and the outer oil outlet hole, thereby avoiding the oil leakage phenomenon of the lubricating oil; when the stroke frequency of the oil pumping unit is lower, the inner oil hole and the outer oil hole are regulated to be completely non-overlapped, so that the lubricating oil stored in the oil storage tank and the lubricating oil falling on the input shaft act together, the input shaft bearing is continuously and uninterruptedly lubricated through the lubricating port, the damage of the bearing caused by poor lubrication is effectively prevented, and the service life of the bearing is prolonged. However, when the area of the overlapping area of the inner oil hole and the outer oil hole is adjusted, the pulling plate is pulled to adjust after the box seat is opened by loosening the bolts, the pulling plate is fixed by locking the bolts after the adjustment is finished, and finally the box seat is closed, so that the area of the overlapping area of the inner oil hole and the outer oil hole is inconvenient to adjust.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the oil receiving device of the speed reducer for the pumping unit, which is convenient and quick to adjust the oil return flow, can work without stopping the speed reducer of the pumping unit in the adjusting process, and can ensure the production continuity.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model provides an oil receiving device of reduction gear for beam-pumping unit, including the oil box, the oil box left end is fixed with the baffle, curved lubrication mouth has been seted up to the baffle upper end, oil outlet and jack have been seted up to the oil box right-hand member, the jack is located oil outlet below, the height that highly is less than the lubrication mouth of oil outlet, horizontal regulation pole runs through the baffle, the oil box lower extreme is fixed with down the piece, adjust pole run through down the piece and rather than threaded connection, adjust pole right-hand member rotation is connected with the movable rod, be fixed with polished rod and awl piece on the movable rod, the polished rod runs through the jack, the awl piece is concentric with the oil outlet, the baffle is fixed in the case seat of reduction gear, the oil box is located the output shaft below of reduction gear, the regulation hole has been seted up on the case seat of reduction gear, adjust pole left end rotation seal grafting is in the regulation hole, the cambered surface of lubrication mouth corresponds with the roller of the bearing downside of cover on the output shaft of reduction gear.

Specifically, a sealing strip is fixed on the baffle below the lubrication port, and the baffle is in sealing connection with the side wall of the box seat through the sealing strip.

Specifically, the baffle is provided with a mounting hole, and a screw penetrates through the mounting hole and then is connected with the side wall of the box seat.

Specifically, the left adjusting rod of the baffle is sleeved with a sealing ring, and the adjusting rod is in rotary sealing connection with the hole wall of the adjusting hole through the sealing ring.

Specifically, the left end of the adjusting rod is provided with a flat groove.

Specifically, a through hole is formed in the baffle below the oil box, and the adjusting rod penetrates through the through hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. thereby utilize the awl piece to adjust the aperture of oil outlet through rotating the regulation pole, and then play the effect of adjusting the interior liquid level of oil box, through the lubricating oil of storing in the oil box and the lubricating synergism that splashes in the reduction gear adjust the size of the lubricating oil mass that flows to the input shaft bearing. When the stroke frequency of the pumping unit is higher, the opening of the oil outlet is set to be the maximum, so that the lower lubricating oil level in the oil box is kept, and redundant lubricating oil flows back to an oil tank of the box body through the oil outlet, thereby avoiding the oil leakage phenomenon of the speed reducer. When the stroke frequency of the oil pumping unit is lower, the oil outlet is plugged by the cone block, and the lubricating oil stored in the oil box and the lubricating oil falling on the input shaft act together to continuously lubricate the input shaft bearing through the lubricating port, so that the damage of the bearing caused by poor lubrication is effectively prevented, and the service life of the bearing is prolonged.

2. In the process of adjusting the opening of the oil outlet, the opening of the oil outlet can be adjusted by rotating the adjusting rod to adjust the distance between the cone block and the oil box without opening the box seat, so that the oil outlet is convenient to adjust.

3. In the process of adjusting the opening of the oil outlet, the speed reducer of the oil pumping unit can work without stopping, and the production continuity can be ensured.

4. After the baffle is connected with the side wall of the box seat, the sealing strip on the baffle can enable the baffle to be in sealing contact with the side wall of the box seat, so that oil discharged from the lubrication port can be effectively lubricated on the bearing.

Drawings

Fig. 1 is a three-dimensional view of the oil box mated with a baffle.

Fig. 2 is a right side view of the oil box and baffle cooperating structure.

Fig. 3 is a left side view of the oil box and baffle cooperating structure.

Fig. 4 is a cross-sectional view of the present utility model.

Fig. 5 is a schematic view of the present utility model installed in a box base.

The names of the parts in the drawings are as follows:

1. oil box

2. Baffle plate

3. Lubrication port

4. Mounting hole

5. Through hole

6. Oil outlet

7. Sealing strip

8. Adjusting rod

9. Sealing ring

10. Lower block

11. Movable rod

12. Polished rod

13. Cone block

14. Jack (Jack)

15. Box base

16. Bearing

17. Input shaft

18. And adjusting the hole.

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.

Referring to fig. 1-4, an oil receiving device of a speed reducer for an oil pumping machine comprises an oil box 1, wherein the left end of the oil box 1 is fixed to a baffle plate 2, an arc-shaped lubrication opening 3 is formed in the upper end of the baffle plate 2, an oil outlet 6 and an insertion hole 14 are formed in the right end of the oil box 1, the insertion hole 14 is located below the oil outlet 6, the height of the oil outlet 6 is lower than that of the lubrication opening 3, a through hole 5 is formed in the baffle plate 2 below the oil box 1, and a transverse adjusting rod 8 penetrates through the through hole 5. The lower end of the oil box 1 is fixedly provided with a lower block 10, an adjusting rod 8 penetrates through the lower block 10 and is in threaded connection with the lower block, the right end of the adjusting rod 8 is rotatably connected with a movable rod 11, a polished rod 12 and a cone block 13 are fixedly arranged on the movable rod 11, the polished rod 12 penetrates through an inserting hole 14, and the cone block 13 is concentric with the oil outlet 6.

Referring to fig. 1 and 5, the baffle plate 2 is fixed in a box seat 15 of the speed reducer, a mounting hole 4 is formed in the baffle plate 2, and a screw penetrates through the mounting hole 4 and then is connected with the side wall of the box seat 15. A sealing strip 7 is fixed on the baffle plate 2 below the lubrication port 3, and the baffle plate 2 is in sealing connection with the side wall of the box seat 15 through the sealing strip 7.

The oil box 1 is positioned below an output shaft of the speed reducer, an adjusting hole 18 is formed in a box seat 15 of the speed reducer, the left end of an adjusting rod 8 is rotatably and hermetically inserted in the adjusting hole 18, and a flat groove is formed in the left end of the adjusting rod 8. The adjusting rod 8 on the left side of the baffle plate 2 is sleeved with a sealing ring 9, and the adjusting rod 8 is in rotary sealing connection with the hole wall of the adjusting hole 18 through the sealing ring 9.

The cambered surface of the lubrication port 3 corresponds to a roller sleeved on the lower side of a bearing 16 on the output shaft of the speed reducer.

The adjusting rod 8 is rotated, and the opening of the oil outlet 6 is adjusted through the cone block 13, so that the effect of adjusting the lowest liquid level in the oil box 1 is achieved. The lowest liquid level in the oil box 1 is regulated according to the change of the stroke frequency of the oil pumping machine, when the stroke frequency of the oil pumping machine is higher, the adjusting rod 8 is rotated under the cooperation of the flat screwdriver and the flat groove on the adjusting rod 8, so that the conical block 13 is far away from the oil box 1, the opening of the oil outlet 6 is the largest, the lower liquid level of lubricating oil is kept in the oil box 1, and redundant lubricating oil flows back to an oil pool of the speed reducer through the oil outlet 6, so that the oil leakage phenomenon of the speed reducer is avoided. When the stroke frequency of the oil pumping unit is lower, the adjusting rod 8 is rotated, the cone block 13 is inserted into the oil outlet 6, at the moment, the oil outlet 6 is plugged, lubricating oil stored in the oil box 1 and lubricating oil falling into the oil box 1 on the input shaft 17 act together, the lubricating oil in the oil box 1 continuously and uninterruptedly flows to the roller of the bearing 16 through the lubricating port 3 at a larger flow rate, and then flows back to the box body through the oil return port on the box seat 15, so that lubrication of the bearing 16 is realized, and damage caused by poor lubrication of the bearing 16 is effectively prevented. When the stroke frequency of the oil pumping machine is moderate, the adjusting rod 8 can be rotated, so that a proper gap exists between the conical block 13 and the oil outlet 6, one part of lubricating oil flows back to the oil pool of the speed reducer through the gap between the oil outlet 6 and the conical block 13, and the other part of lubricating oil is left in the oil box 1, so that the lubricating oil in the oil box 1 plays a role of coordinating splash lubrication.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. The utility model provides an oil receiving device of reduction gear for beam-pumping unit, including oil box (1), a serial communication port, oil box (1) left end is fixed with baffle (2), curved lubrication mouth (3) have been seted up to baffle (2) upper end, oil outlet (6) and jack (14) have been seted up to oil box (1) right-hand member, jack (14) are located oil outlet (6) below, the height that highly is less than lubrication mouth (3) of oil outlet (6), baffle (2) are run through to horizontal regulation pole (8), oil box (1) lower extreme is fixed with lower piece (10), regulation pole (8) run through lower piece (10) and rather than threaded connection, regulation pole (8) right-hand member rotates and is connected with movable rod (11), be fixed with polished rod (12) and cone piece (13) on movable rod (11), polished rod (12) run through jack (14), cone piece (13) are concentric with oil outlet (6), baffle (2) are fixed in the cassette (15) of reduction gear, oil box (1) are located the output shaft below of reduction gear, the boss (15) of reduction gear is provided with on the boss (18) and is set up in the boss (18) of reduction gear and is sealed in the boss (16) of reduction gear, the boss is set up on the boss (18) of reduction gear corresponding side of reduction gear.

2. The oil receiving device of the speed reducer for the oil pumping unit according to claim 1, wherein a sealing strip (7) is fixed on a baffle plate (2) below the lubrication port (3), and the baffle plate (2) is in sealing connection with the side wall of the box seat (15) through the sealing strip (7).

3. The oil receiving device of the speed reducer for the pumping unit according to claim 2, wherein the baffle plate (2) is provided with a mounting hole (4), and a screw penetrates through the mounting hole (4) and then is connected with the side wall of the box seat (15).

4. The oil receiving device of the speed reducer for the pumping unit according to claim 1, wherein a sealing ring (9) is sleeved on an adjusting rod (8) on the left side of the baffle plate (2), and the adjusting rod (8) is in rotary sealing connection with the hole wall of the adjusting hole (18) through the sealing ring (9).

5. The oil receiving device of the speed reducer for the oil pumping machine according to claim 4, wherein the left end of the adjusting rod (8) is provided with a flat groove.

6. The oil receiving device of the speed reducer for the oil pumping machine according to claim 4, wherein the baffle plate (2) below the oil box (1) is provided with a through hole (5), and the adjusting rod (8) penetrates through the through hole (5).