CN205778760U - Braid lubrication device for pumping unit - Google Patents

Abstract

The utility model discloses a beam-pumping unit hair pigtail lubricating arrangement belongs to oil field oil recovery machinery maintenance technical field. The device comprises: an oil storage tank and an oil delivery pipe; the oil storage tank is a cylinder body provided with a cavity, the oil storage tank is fixed on a furnace end of the oil pumping unit and is positioned at a position higher than a hair braid of the oil pumping unit, an oil filling hole is formed in the top of the oil storage tank, and the cavity of the oil storage tank is communicated with the outside through the oil filling hole; one end of the oil delivery pipe is arranged in the oil pumping unit hair braid, and the other end of the oil delivery pipe is communicated with the cavity of the oil storage tank. The utility model provides a maintenance hair pigtail's effect relatively poor, and the great problem of the degree of difficulty of maintenance work, realized improving the effect of maintenance hair pigtail, reduce the effect of the degree of difficulty of maintenance work for the maintenance hair pigtail.

Description

Braid lubrication device for pumping unit

technical field

The utility model relates to the technical field of maintenance of oil extraction machinery in an oil field, in particular to a braid lubricating device for an oil pumping unit.

Background technique

In the oil production process of the oil field, the steel wire rope is mostly used as the driving rope of the oil field production equipment. For example, when the pumping unit is producing oil, the downhole load is transmitted to the pumping unit through the braid made of steel wire rope. Because the oilfield production equipment is operating in the field, the hair braids are exposed to the air for a long time, which is prone to corrosion, rust and wear. Braids for maintenance.

In the prior art, the braid lubricating device of the oil pumping unit is usually used to maintain the braid. This device mainly includes an oil storage part and a lubricating part filled with lubricating oil. The staff can use the lubricating part to take out a certain A certain amount of lubricating oil, and under the action of the lifting car, apply the lubricating oil to the designated position outside the braid to realize the maintenance of the braid.

The hair braid lubricating device of the above-mentioned oil pumping unit is to apply lubricating oil on the outside of the hair braid, so the inside of the hair braid cannot be immersed in lubricating oil. Braids are less effective and more difficult to maintain.

Utility model content

In order to solve the problem that the effect of maintaining the braids is poor and the maintenance work is difficult, the utility model provides a braid lubricating device for an oil pumping unit. Described technical scheme is as follows:

Provided is a braid lubricating device for a pumping unit, the device comprising: an oil storage tank and an oil delivery pipe;

The oil storage tank is a cylinder with a cavity, the oil storage tank is fixed on the donkey head of the pumping unit, and is located at a position higher than the braid of the pumping unit, and the top of the oil storage tank is provided with a filling hole , the cavity of the oil storage tank communicates with the outside world through the filling hole;

One end of the oil delivery pipe is arranged inside the braid of the pumping unit, and the other end communicates with the cavity of the oil storage tank.

Optionally, the device also includes a respiratory plug,

The breathing plug is arranged at the opening of the filling hole, and the breathing plug is provided with a through hole through which the cavity of the oil storage tank communicates with the outside world.

Optionally, the device also includes an oil injection needle,

One end of the oil injection needle is arranged inside the braid of the oil pumping unit, and the other end is fixedly connected with one end of the oil delivery pipe, and the oil injection needle communicates with the oil delivery pipe.

Optionally, the device also includes a strong magnetic fixing plate,

A groove is provided on the side of the oil storage tank close to the donkey head, and the strong magnetic fixing plate is fixed in the groove and fixed on the donkey head by adsorption.

Optionally, the top of the respiratory plug is a hexagonal prism structure, and the outlet of the through hole is arranged on the side of the hexagonal prism.

Optionally, the other end of the oil injection needle is fixedly connected to one end of the oil delivery pipe through a threaded thread.

Optionally, the fuel storage tank is a cuboid fuel tank with a thickness of 0.7 mm, a length of 15 cm, a width of 6 cm, and a height of 15 cm;

The diameter of the oil filling hole is 16 mm.

Optionally, the strong magnetic fixing plate is a rectangular fixing plate with a length of 19 cm and a width of 2 cm.

Optionally, the diameter of the through hole is 1 mm.

Optionally, the hexagonal prism is a regular hexagonal prism, the height of the regular hexagonal prism is 3 mm, and the side length of the bottom surface is 18 mm.

The utility model provides a braid lubricating device for a pumping unit. One end of the oil delivery pipe of the device is arranged inside the braid of the pumping unit, and the other end communicates with the cavity of the oil storage tank, and the cavity of the oil storage tank passes through the oil filling hole. It is connected with the outside world, so the lubricating oil inside the oil storage tank can be injected into the braid through the oil delivery pipe. Under the action of gravity, the lubricating oil can lubricate the whole braid, and then complete the maintenance of the braid. Compared with the existing The technology improves the effect of maintaining hair braids and reduces the difficulty of maintenance work.

It should be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present invention.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

Fig. 1-1 is a schematic structural view of a braid lubricating device for a pumping unit provided by an embodiment of the present invention;

Fig. 1-2 is the structural schematic diagram of another kind of braid lubricating device of pumping unit provided by the embodiment of the present invention;

Figure 1-3 is a schematic structural view of a respiratory plug provided by the embodiment of the present invention;

Fig. 1-4 is a longitudinal sectional view of the respiratory plug shown in Fig. 1-3;

Fig. 2 is a schematic structural view of another oil pumping unit braid lubricating device provided by the embodiment of the present invention;

Fig. 3 is a schematic structural view of an oiling needle with a threaded thread provided by an embodiment of the present invention.

The specific embodiments of the present invention have been shown by the above-mentioned drawings, which will be described in more detail later. These drawings and text descriptions are not intended to limit the scope of the utility model concept in any way, but to illustrate the concept of the utility model for those skilled in the art by referring to specific embodiments.

detailed description

In order to make the purpose, technical solutions and advantages of the utility model clearer, the following will further describe the implementation of the utility model in detail in conjunction with the accompanying drawings.

The embodiment of the utility model provides a braid lubricating device for a pumping unit, as shown in FIG. 1-1 , the device includes: an oil storage tank 100 and an oil delivery pipe 200 .

Wherein, the oil storage tank 100 is a cylinder with a cavity, the oil storage tank 100 is fixed on the donkey head 01 of the pumping unit, and is located at a position higher than the braid 02 of the pumping unit, and the top of the oil storage tank 100 is provided with a refueling hole 110 , the cavity of the oil storage tank 100 communicates with the outside world through the filling hole 110 . For example, the oil storage tank can be a cuboid oil tank with a thickness of 0.7 mm, a length of 15 cm, a width of 6 cm, a height of 15 cm, and a volume of 1.35 liters. The oil storage tank can be made of tin. The diameter of the oil filling hole can be 16 mm.

One end of the oil delivery pipe 200 is arranged inside the braid 02 of the pumping unit, and the other end communicates with the cavity of the oil storage tank 100 .

In summary, in the braid lubricating device of the pumping unit provided by the embodiment of the present invention, one end of the oil delivery pipe of the device is arranged inside the braid of the pumping unit, and the other end communicates with the cavity of the oil storage tank, and the oil storage tank The cavity communicates with the outside world through the oil filling hole, so the lubricating oil inside the oil storage tank can be injected into the inside of the braid through the oil delivery pipe. Under the action of gravity, the lubricating oil can lubricate the whole braid, and then complete the maintenance of the braid. Compared with the prior art, the effect of maintaining hair braids is improved, and the difficulty of maintenance work is reduced.

Further, as shown in FIGS. 1-2 , the device further includes a respiratory plug 300 .

The breathing plug 300 is arranged at the opening of the oil filling hole (not shown in FIGS. 1-2 ). The breathing plug 300 is used in conjunction with the oil filling hole (110 in Fig. 1-1), and the breathing plug blocks the filling hole to prevent rainwater from entering the oil storage tank. 01 among Fig. 1-2 is donkey's head, and 02 is the braid of pumping unit, and 100 is oil storage tank, and 200 is oil pipeline.

As shown in FIG. 1-3 , the breathing plug 300 is provided with a through hole 310 , and the cavity of the oil storage tank (100 in FIG. 1-2 ) communicates with the outside through the through hole 310 . Exemplarily, the diameter of the through hole may be 1 mm. Fig. 1-4 shows a longitudinal cross-sectional view of the respiratory plug 300 shown in Fig. 1-3, and 310 in Fig. 1-4 is a through hole. The design of the breathing plug in the braid lubricating device of the pumping unit makes the inside of the oil storage tank communicate with the outside world, and solves the problem that the lubricating oil cannot flow out due to the negative pressure.

Further, as shown in FIG. 2 , the device further includes an oil injection needle 400 .

One end of the oil injection needle 400 is arranged inside the braid 02 of the pumping unit, and the other end is fixedly connected with one end of the oil delivery pipe 200 , and the oil injection needle 400 communicates with the oil delivery pipe 200 . The oil injection needle is stuck in the cotton core of the braid of the pumping unit, and the lubricating oil inside the oil storage tank is injected into the cotton core of the braid of the pumping unit through the oil delivery pipe and the oil injection needle, and the braid of the pumping unit is lubricated and maintained from the inside out. , At the same time, under the action of gravity, the lubricating oil can lubricate and maintain the whole braid from top to bottom.

In practical application, hollow oil injection needles of different diameters can be replaced according to the diameter and length of the braids of the pumping unit, so as to achieve the purpose of adjusting the speed at which lubricating oil is injected into the braids of the pumping unit. The device can ensure that the whole braid of the pumping unit is lubricated and maintained, and the lubricating oil will not be wasted due to too fast injection of the lubricating oil.

Further, as shown in FIG. 2 , the device further includes a strong magnetic fixing plate 500 .

A groove (not shown in FIG. 2 ) is provided on the oil storage tank 100 near the donkey head 01 , and the strong magnetic fixing plate 500 is fixed in the groove, and is adsorbed and fixed on the donkey head 01 . Exemplarily, the strong magnetic fixing plate may be a rectangular fixing plate with a length of 19 centimeters and a width of 2 centimeters. The strong magnetic fixing plate is embedded in the groove and adsorbed on the donkey head. The strong magnetic fixing plate facilitates the installation of the oil storage tank on the donkey head and the adjustment of the position of the oil storage tank on the donkey head. The strong magnetic fixing plate is easy to realize, and it does not make any changes to the oil production equipment. In addition, the meanings of other symbols in FIG. 2 may be described with reference to FIGS. 1-2 .

Optionally, as shown in FIGS. 1-3 , the top of the respiratory plug 300 is a hexagonal prism structure, and the outlet of the through hole 310 is arranged on the side of the hexagonal prism. The top of the breathing plug is a hexagonal prism structure, which facilitates quick disassembly of the breathing plug.

Exemplarily, the hexagonal prism is a regular hexagonal prism, the height of which may be 3 mm, and the side length of the bottom surface is 18 mm. The outlet of the through hole is set on the side of the regular hexagonal prism. After tightening the breathing plug at the oil filling hole, it can ensure the connection between the inside of the oil storage tank and the outside world, so that the lubricating oil flows into the oil injection needle under the action of gravity, and then injected into the oil pump The cotton core of the machine hair braid can prevent rainwater from flowing into the oil storage tank.

Optionally, as shown in FIG. 3 , the other end of the oil injection needle 400 is fixedly connected to one end of the oil delivery pipe (200 in FIG. 2 ) through a screw thread 410 . 401 in FIG. 3 is the needle point of the oil injection needle.

When using the braid lubricating device of the pumping unit, first clamp the oil delivery pipe with a clip, add lubricating oil into the oil storage tank, then tighten the breathing plug at the oil filling hole, and fix the oil storage tank on the donkey head of the pumping unit by adsorption Then insert the oil injection needle at one end of the oil delivery pipe into the braid of the pumping unit, then remove the clip on the oil delivery pipe, and perform oiling and lubrication work on the braid of the pumping unit. After being lubricated and maintained, the braid lubricating device of the pumping unit is moved to the donkey head of another pumping unit to be lubricated and maintained. Each braid of the pumping unit is lubricated once a year to meet the maintenance requirements. The braid lubricating device of the pumping unit has simple structure, convenient operation, low cost and can be recycled.

In summary, in the braid lubricating device of the pumping unit provided by the embodiment of the present invention, one end of the oil delivery pipe of the device is arranged inside the braid of the pumping unit, and the other end communicates with the cavity of the oil storage tank, and the oil storage tank The cavity communicates with the outside world through the oil filling hole, so the lubricating oil inside the oil storage tank can be injected into the inside of the braid through the oil delivery pipe. Under the action of gravity, the lubricating oil can lubricate the whole braid, and then complete the maintenance of the braid. Compared with the prior art, the effect of maintaining the braids is improved, and the difficulty of the maintenance work is reduced. At the same time, the device has simple structure, convenient operation, low cost and can be recycled.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (10)

1. A kind of lubricating device for oil pumping unit hair braid, it is characterized in that, described device comprises: oil storage tank and oil delivery pipe; The oil storage tank is a cylinder with a cavity, the oil storage tank is fixed on the donkey head of the pumping unit, and is located at a position higher than the braid of the pumping unit, and the top of the oil storage tank is provided with a filling hole , the cavity of the oil storage tank communicates with the outside world through the filling hole; One end of the oil delivery pipe is arranged inside the braid of the pumping unit, and the other end communicates with the cavity of the oil storage tank. 2. The device according to claim 1, characterized in that the device further comprises a respiratory plug, The breathing plug is arranged at the opening of the filling hole, and the breathing plug is provided with a through hole through which the cavity of the oil storage tank communicates with the outside world. 3. The device according to claim 1, characterized in that the device further comprises an oil injection needle, One end of the oil injection needle is arranged inside the braid of the oil pumping unit, and the other end is fixedly connected with one end of the oil delivery pipe, and the oil injection needle communicates with the oil delivery pipe. 4. The device according to claim 1, further comprising a strong magnetic fixing plate, A groove is provided on the side of the oil storage tank close to the donkey head, and the strong magnetic fixing plate is fixed in the groove and fixed on the donkey head by adsorption. 5. The device of claim 2, wherein: The top of the respiratory plug is a hexagonal prism structure, and the outlet of the through hole is arranged on the side of the hexagonal prism. 6. The device of claim 3, wherein: The other end of the oil injection needle is fixedly connected with one end of the oil delivery pipe through a screw thread. 7. The device of claim 1, wherein: The oil storage tank is a cuboid fuel tank with a thickness of 0.7 mm, a length of 15 cm, a width of 6 cm, and a height of 15 cm; The diameter of the oil filling hole is 16 mm. 8. The device of claim 4, wherein: The strong magnetic fixing plate is a rectangular fixing plate with a length of 19 centimeters and a width of 2 centimeters. 9. The device of claim 2, wherein: The diameter of the through hole is 1 mm. 10. The apparatus of claim 5, wherein: The hexagonal prism is a regular hexagonal prism, the height of the regular hexagonal prism is 3 millimeters, and the side length of the bottom surface is 18 millimeters.