CN219388568U - Speed reducer for oil pumping unit in oil field exploitation - Google Patents

Abstract

The utility model relates to the technical field of oil extraction machinery and discloses a speed reducer for an oil field exploitation oil pumping unit, which comprises a second speed reducer shell and a first speed reducer shell, wherein sliding grooves are formed in four sides of the top end of the second speed reducer shell, springs are fixedly connected to the bottom ends of the sliding grooves, clamping columns are fixedly connected to the top ends of the springs, the outer walls of the clamping columns are slidably connected to the inner walls of the sliding grooves, rotating shafts are rotatably connected to the outer sides of the top ends of the second speed reducer shell, corresponding to the sliding grooves, of the rotating shafts, limiting blocks are fixedly connected to the top ends of the rotating shafts, clamping grooves are fixedly connected to the outer sides of the bottom ends of the limiting blocks, the clamping grooves are matched with the shapes of the clamping columns, and clamping blocks are fixedly connected to the bottom ends of the rotating shafts. According to the utility model, the gear is cooled, so that the gear is prevented from being too high in temperature, the service life of the gear is prolonged, the gear in the gear is convenient to disassemble, inspect and maintain, the disassembly time is saved, and the disassembly efficiency is improved.

Description

Speed reducer for oil pumping unit in oil field exploitation

Technical Field

The utility model relates to the technical field of oil extraction machinery, in particular to a speed reducer for an oil pumping unit in oil field exploitation.

Background

The pumping unit is a machine equipment for exploiting petroleum, commonly called as "kou machine", and is the most main lifting equipment in the pumping system with rod, and can be classified into a beam pumping unit and a beam-free pumping unit according to whether there is a beam, and when the pumping unit needs to be decelerated, an accelerator is used for deceleration, and the decelerator is an independent component composed of gear transmission, worm transmission and gear-worm transmission enclosed in a rigid shell, and is commonly used as a deceleration transmission device between a driving member and a working machine.

At present, the speed reducer uses gears for transmission, and as the gear speed reducer is used, a plurality of transmission gears need to run uninterruptedly, and the abrasion among the transmission gears can enable the transmission gears to generate heat, so that the temperature of the transmission gears can be increased, the shape and the size of the transmission gears are changed, the running of the gears is unstable, or the fit between the gears and other components is poor, the fatigue life of the transmission gears is reduced, and the service life of the transmission gears is shortened.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a speed reducer for an oil field exploitation pumping unit.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an oil field exploitation reduction gear for beam-pumping unit, includes second reduction gear casing and first reduction gear casing, second reduction gear casing top four sides all is provided with the spout, the equal fixedly connected with spring in spout bottom, the equal fixedly connected with card post in spring top, the equal sliding connection of card post outer wall is at the spout inner wall, the equal rotation in the outside of spout is corresponding on second reduction gear casing top is connected with the pivot, the equal fixedly connected with stopper in pivot top, the equal fixedly connected with draw-in groove in the stopper bottom outside, draw-in groove and card post shape agree with each other, the equal fixedly connected with fixture block in pivot bottom.

As a further description of the above technical solution:

the four sides at the top end of the first speed reducer shell are respectively provided with a placing groove, and the bottom ends of the placing grooves are respectively communicated with a circular groove.

As a further description of the above technical solution:

the front side of the top end of the second speed reducer shell is fixedly connected with an oil pump, an oil outlet of the oil pump is fixedly connected with an output pipe, and the left end and the right end of the output pipe are respectively and fixedly connected with a T-shaped pipe and a connecting pipe.

As a further description of the above technical solution:

the right rear side of the oil pump corresponding to the top end of the second speed reducer shell is fixedly connected with a second oil delivery pipe, and the other end of the second oil delivery pipe is fixedly connected with the right end of the connecting pipe.

As a further description of the above technical solution:

the left side fixedly connected with two first oil delivery pipes that correspond the second oil delivery pipe on second reduction gear casing top, the opposite one end of first oil delivery pipe is fixed connection respectively at T shape pipe other both ends.

As a further description of the above technical solution:

the collecting box is fixedly connected with the bottom end of the first speed reducer shell, and the three-way electromagnetic valve is fixedly connected with the left end of the collecting box.

As a further description of the above technical solution:

and a through hole is formed in the bottom end of the first speed reducer shell.

The utility model has the following beneficial effects:

1. according to the utility model, firstly, lubricating oil is pumped by the oil pump to enter the output pipe, flows into the T-shaped pipes and the connecting pipes at the two sides through the output pipe, flows into the first oil conveying pipe through the T-shaped pipes, flows into the second oil conveying pipe through the connecting pipes, then falls on the rotating gear, and performs cooling treatment on the gear, so that the temperature of the gear is prevented from being too high, and the service life of the gear is prolonged.

2. According to the utility model, when the inside of the speed reducer is required to be inspected, the limiting block can be made to rotate outwards, the clamping groove is made to leave the clamping column and rotate along with the rotating shaft, the rotating shaft rotates along with the clamping block to enable the clamping block to rotate by 90 degrees until the direction is parallel to the placing groove, and then the second speed reducer shell is taken up to inspect and repair the gear in the speed reducer, so that the speed reducer is convenient to detach, the detaching time is saved, and the detaching efficiency is improved.

Drawings

FIG. 1 is a front left top perspective view of a reducer for an oilfield exploitation pumping unit of the present utility model;

FIG. 2 is a schematic perspective view of a second reducer housing section structure of the reducer for the oil field exploitation oil pumping unit provided by the utility model;

FIG. 3 is an enlarged view of FIG. 2A;

fig. 4 is a schematic perspective view of a first reducer housing section structure of the reducer for the oil field exploitation oil pumping unit.

Legend description:

1. a three-way electromagnetic valve; 2. a first reducer housing; 3. a limiting block; 4. a second reducer housing; 5. a first oil delivery pipe; 6. a T-shaped pipe; 7. an output pipe; 8. a connecting pipe; 9. the second oil delivery pipe; 10. an oil pump; 11. a collection box; 12. a clamping column; 13. a clamping groove; 14. a rotating shaft; 15. a clamping block; 16. a spring; 17. a chute; 18. a circular groove; 19. a placement groove; 20. and a through 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. 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.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the speed reducer for the oil field exploitation beam-pumping unit comprises a second speed reducer shell 4 and a first speed reducer shell 2, four sides at the top end of the second speed reducer shell 4 are respectively provided with a chute 17, the bottom end of each chute 17 is fixedly connected with a spring 16, the top end of each spring 16 is fixedly connected with a clamping column 12, the outer wall of each clamping column 12 is slidably connected with the inner wall of each chute 17, the outer side of each chute 17 corresponding to the top end of the second speed reducer shell 4 is rotatably connected with a rotating shaft 14, the top end of each rotating shaft 14 is fixedly connected with a limiting block 3, the outer side of the bottom end of each limiting block 3 is fixedly connected with a clamping groove 13, the clamping grooves 13 and the clamping columns 12 are matched in shape, the bottom end of each rotating shaft 14 is fixedly connected with a clamping block 15, four sides at the top end of the first speed reducer shell 2 are respectively provided with a placing groove 19, the bottom ends of each placing grooves 19 are respectively communicated with a circular groove 18, when the inside of the speed reducer is required to be inspected, the limiting blocks 3 are outwards rotated, the clamping grooves 13 are separated from the clamping columns 12 and rotate along with the rotating shafts 14, the rotating shafts 15 rotate, the rotating shafts 14 rotate 90 until the rotating shafts rotate 90 until directions are parallel to the rotating shafts, and the gear inside the checking and the maintaining speed reducer 4, and the speed reducer is inspected, and the speed reducer is convenient to disassemble.

Further explaining, the front side of the top end of the second speed reducer shell 4 is fixedly connected with an oil pump 10, the oil outlet of the oil pump 10 is fixedly connected with an output pipe 7, the left end and the right end of the output pipe 7 are respectively fixedly connected with a T-shaped pipe 6 and a connecting pipe 8, the top end of the second speed reducer shell 4 is fixedly connected with a second oil conveying pipe 9 corresponding to the right rear side of the oil pump 10, the other end of the second oil conveying pipe 9 is fixedly connected with the right end of the connecting pipe 8, the top end of the second speed reducer shell 4 is fixedly connected with two first oil conveying pipes 5 corresponding to the left side of the second oil conveying pipe 9, the opposite ends of the first oil conveying pipes 5 are respectively fixedly connected with the other two ends of the T-shaped pipe 6, the oil field needs to be exploited by using an oil pumping machine when in use, and the oil pumping machine can use an accelerator when in use, so that friction can occur when a gear in the speed reducer rotates, the temperature that leads to the gear rises, at this moment, need to get into output tube 7 through oil pump 10 extraction lubricating oil, flow into T pipe 6 and the connecting pipe 8 of both sides through output tube 7, flow into first defeated oil pipe 5 through T pipe 6, flow into second defeated oil pipe 9 through connecting pipe 8, afterwards fall on the gear that is rotating, cool down the processing to the gear, prevent the too high temperature of gear, thereby prolong the life of gear, first reduction gear casing 2 bottom fixedly connected with collecting box 11, collecting box 11 left end fixedly connected with three-way solenoid valve 1, first reduction gear casing 2 bottom is provided with through-hole 20, unnecessary lubricating oil drips in collecting box 11 through-hole 20, open three-way solenoid valve 1 and discharge after accumulating a certain time in collecting box 11, collect the lubricating oil of discharging.

Working principle: the oil field need use the beam-pumping unit to carry out exploitation when exploitation, and the beam-pumping unit can use the accelerator when using, slow down the speed of beam-pumping unit, therefore the gear in the reduction gear can take place the friction when rotating, lead to the temperature rise of gear, at this moment, need get into output tube 7 through oil pump 10 extraction lubricating oil, in T pipe 6 and connecting pipe 8 through output tube 7 flow entering both sides, flow into first oil pipe 5 through T pipe 6, flow into second oil pipe 9 through connecting pipe 8, afterwards fall on the gear that is rotating, cool down the processing to the gear, prevent the temperature of gear too high, thereby the life of extension gear, and unnecessary lubricating oil is dribbling in collecting box 11 through hole 20, open three-way solenoid valve 1 after accumulating a certain time in collecting box 11, collect the lubricating oil that discharges, and when need examine the reduction gear inside, can make the outside rotation of stopper 3, make draw-in groove 13 leave draw-in post 12 and take pivot 14 to rotate, pivot 14 take fixture block 15 to rotate, make its rotation 90 degrees, until the direction is parallel with standing groove 19, afterwards take up the inside gear of the reduction gear 4 inspection, therefore, the dismantlement time is convenient, the dismantlement is convenient.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a reduction gear for oil field exploitation beam-pumping unit, includes second reduction gear casing (4) and first reduction gear casing (2), its characterized in that: the novel speed reducer is characterized in that sliding grooves (17) are formed in four sides of the top end of the second speed reducer shell (4), springs (16) are fixedly connected to the bottom end of each sliding groove (17), clamping columns (12) are fixedly connected to the top ends of the springs (16), the outer walls of the clamping columns (12) are slidably connected to the inner walls of the sliding grooves (17), rotating shafts (14) are rotatably connected to the top ends of the second speed reducer shell (4) in the outer sides of the corresponding sliding grooves (17), limiting blocks (3) are fixedly connected to the top ends of the rotating shafts (14), clamping grooves (13) are fixedly connected to the outer sides of the bottom ends of the limiting blocks (3), and clamping blocks (15) are fixedly connected to the bottom ends of the rotating shafts (14).

2. The decelerator for an oilfield exploitation pumping unit of claim 1, wherein: the four sides of the top end of the first speed reducer shell (2) are respectively provided with a placing groove (19), and the bottom ends of the placing grooves (19) are respectively communicated with a circular groove (18).

3. The decelerator for an oilfield exploitation pumping unit of claim 1, wherein: the front side of the top end of the second speed reducer shell (4) is fixedly connected with an oil pump (10), an oil outlet of the oil pump (10) is fixedly connected with an output pipe (7), and the left end and the right end of the output pipe (7) are respectively and fixedly connected with a T-shaped pipe (6) and a connecting pipe (8).

4. A decelerator for an oilfield exploitation pumping unit according to claim 3, wherein: the right rear side of the oil pump (10) corresponding to the top end of the second speed reducer shell (4) is fixedly connected with a second oil delivery pipe (9), and the other end of the second oil delivery pipe (9) is fixedly connected with the right end of the connecting pipe (8).

5. The reducer for an oilfield exploitation pumping unit of claim 4, wherein: the left side that second speed reducer casing (4) top corresponds second oil pipe (9) fixedly connected with two first oil pipe (5), the opposite one end of first oil pipe (5) is fixed connection respectively at T pipe (6) other both ends.

6. The decelerator for an oilfield exploitation pumping unit of claim 1, wherein: the device is characterized in that a collecting box (11) is fixedly connected to the bottom end of the first speed reducer shell (2), and a three-way electromagnetic valve (1) is fixedly connected to the left end of the collecting box (11).

7. The reducer for an oilfield exploitation pumping unit of claim 6, wherein: the bottom end of the first speed reducer shell (2) is provided with a through hole (20).