CN214944198U

CN214944198U - Movable gas anchor

Info

Publication number: CN214944198U
Application number: CN202022790809.2U
Authority: CN
Inventors: 杨文山; 杨阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-11-30
Anticipated expiration: 2030-11-27

Abstract

The utility model discloses a movable gas anchor, including oil pickup apparatus, oil pickup apparatus's one end is connected with the tail pipe, oil pickup apparatus's the other end is connected with leads oil device, the other end that oil pickup apparatus was kept away from to lead oil device is connected with the connecting pipe, the connecting pipe is used for connecting the oil-well pump, oil pickup apparatus includes tertiary outer tube, the one end of tertiary outer tube is connected with the tail pipe, the other end of tertiary outer tube is connected with the device of falling oil, tertiary oil pipe has been set in the tertiary outer tube, tertiary oil pipe's one end is connected with the oil guide device, a plurality of gas pockets have all been opened on the tertiary oil pipe, the gas pocket all is located and is close to connecting pipe department, the problem of the gas anchor gas-liquid separation inefficiency that exists among the prior art has been solved.

Description

Movable gas anchor

Technical Field

The utility model belongs to the technical field of the oil is gathered, a movable gas anchor is related to.

Background

At present, oil well pumps used in the oil field exploitation process are mainly piston pumps. When the oil well pump works underground, the mixed liquid of gas, oil and water is pumped. If gas enters the oil well pump, the pump efficiency is reduced or air lock is generated. The exhaust anchor can effectively separate the gas in the mixed liquid.

In the existing oil extraction, a plurality of large gas oil wells exist, gas enters an oil well pump to cause reduction of pump efficiency, and gas lock is formed when the gas lock is serious, so that oil cannot be pumped out, and the oil field recovery rate is reduced. To solve the above problems, many oil wells have long used gas anchors to separate gas and liquid. The traditional various underground gas anchors have the defects of long workpieces, heavy and rough workpieces and design defects, the retardation phenomenon is very easy to form seriously, the maintenance of the workpieces is labor-consuming and time-consuming, the working principle is that a large amount of mixed liquid enters the gas anchors, and the fluid is subjected to gas-liquid separation in the swirling flow through various flow passages of the gas anchors, but the separation efficiency of the method is very low, particularly for the fluid with high underground viscosity, and the purposes of improving the pump efficiency and increasing the yield are difficult to achieve in field application

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a movable gas anchor has solved the problem that the gas anchor gas-liquid separation efficiency is low that exists among the prior art.

The utility model discloses the technical scheme who adopts is, a movable gas anchor, including oil pickup unit, oil pickup unit's one end is connected with the tail pipe, oil pickup unit's the other end is connected with leads oil device, the other end that oil pickup unit was kept away from to lead oil device is connected with the connecting pipe, the connecting pipe is used for connecting the oil-well pump, oil pickup unit includes tertiary outer tube, the one end of tertiary outer tube is connected with the tail pipe, the other end of tertiary outer tube is connected with leads oil device, tertiary oil pipe has been set in the tertiary outer tube, tertiary oil pipe's one end is connected with leads oil device, tertiary oil pipe is last evenly to open has a plurality of air guide holes, air guide hole all is located and is close to connecting pipe department.

The utility model discloses a characteristics still lie in:

lead oily device and include the one-level outer tube, set the one-level in the one-level outer tube and lead oil pipe, the one end of one-level outer tube is connected with the connecting pipe, oil pipe's one end connecting pipe is led to the one-level, the other end joint of one-level outer tube has moving part an, the one end joint that one-level outer tube was kept away from to moving part an has the second grade outer tube, set the second grade in the second grade outer tube and lead oil pipe, the one end that one-level outer tube was kept away from to moving part a is connected to second grade oil pipe's one end, the one end joint that one-level outer tube was kept away from to the second grade outer tube has moving part b, the other end of the tertiary outer tube of moving part b joint, moving part b connects tertiary oil pipe's one end of leading.

All open a plurality of inlet ports on the tertiary outer tube, the inlet port all is located and keeps away from connecting pipe department.

The oil inlet hole is at least 6.

The number of the air vents is at least 4.

Air channels are formed between the first-stage outer pipe and the first-stage oil guide pipe, between the third-stage outer pipe 8 and the third-stage oil guide pipe and between the second-stage outer pipe and the second-stage oil guide pipe, a plurality of exhaust holes are formed in the second-stage oil guide pipe and the first-stage oil guide pipe, and the exhaust holes are located close to the connecting pipe.

Exhaust valves are arranged on the first-stage outer pipe, the third-stage outer pipe and the second-stage outer pipe.

The utility model has the advantages that: the utility model relates to a movable gas anchor has solved the problem that the gas anchor gas-liquid separation inefficiency that exists among the prior art, has short and little, and light in weight has all exhaust function at every level, has guaranteed that the liquid supply volume is steady, is difficult to form the blocking phenomenon of vapor lock, and simple structure has improved gas anchor gas-liquid separation efficiency, has increased pump efficiency and output.

Drawings

Fig. 1 is a schematic structural view of a movable gas anchor of the present invention;

fig. 2 is an enlarged view of the movable part b and the movable part a of the movable gas anchor of the present invention;

FIG. 3 is an enlarged view of a connection tube of a movable gas anchor according to the present invention;

FIG. 4 is an enlarged view of a tail pipe of a movable gas anchor according to the present invention;

fig. 5 is a partial enlarged view of a third-stage outer tube of the movable gas anchor according to the present invention.

In the figure, 1, a first-stage outer pipe, 2, a first-stage oil guide pipe, 3, an oil inlet hole, 4, an air guide hole, 5, a connecting pipe, 6, a tail pipe, 7, a second-stage outer pipe, 8, a third-stage outer pipe, 9, a second-stage oil guide pipe, 10, a third-stage oil guide pipe, 11, a movable part a, 12 and a movable part b.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

The utility model relates to a movable gas anchor, as shown in fig. 1 to 5, including oil pickup unit, oil pickup unit's one end is connected with tail pipe 6, oil pickup unit's the other end is connected with leads oil device, the other end that oil pickup unit was kept away from to lead oil device is connected with connecting pipe 5, connecting pipe 5 is used for connecting the oil-well pump, oil pickup unit includes tertiary outer tube 8, the one end of tertiary outer tube 8 is connected with tail pipe 6, the other end of tertiary outer tube 8 is connected with oil guide device, tertiary oil pipe 10 has been set in tertiary outer tube 8, tertiary oil pipe 10's one end is connected with oil guide device, evenly open on tertiary oil pipe 10 has a plurality of air guide holes 4, air guide hole 4 all is located and is close to connecting pipe 5 departments.

Lead oily device and include one-level outer tube 1, it leads oil pipe 2 to set the one-level in the one-level outer tube 1, the one end of one-level outer tube 1 is connected with connecting pipe 5, oil pipe 2's one end connecting pipe 5 is led to the one-level, the other end joint of one-level outer tube 1 has moving part a11, the one end joint that one-level outer tube 1 was kept away from to moving part a11 has second grade outer tube 7, set the second grade in the second grade outer tube 7 and lead oil pipe 9, the one end that moving part a11 was kept away from to the one end connection of second grade oil pipe 9, the one end joint that one-level outer tube 1 was kept away from to second grade outer tube 7 has moving part b12, the other end of the tertiary outer tube 8 of moving part b12 joint, tertiary oil pipe 10's one end is led is connected to b 12.

All open on the tertiary outer tube 8 and have a plurality of inlet ports 3, inlet port 3 all is located and keeps away from connecting pipe 5 department.

The number of the oil inlet holes 3 is at least 6.

The number of the air vents 4 is at least 4.

Air channels are formed between the first-stage outer pipe 1 and the first-stage oil guide pipe 2, between the third-stage outer pipe 8 and the third-stage oil guide pipe 10 and between the second-stage outer pipe 7 and the second-stage oil guide pipe 9, a plurality of exhaust holes are formed in the second-stage oil guide pipe 9 and the first-stage oil guide pipe 2, and the exhaust holes are located at positions close to the connecting pipe 5.

Exhaust valves are arranged on the first-stage outer pipe 1, the third-stage outer pipe 8 and the second-stage outer pipe 7.

Annular grooves are formed in the inner wall of the other end of the first-stage outer pipe 1, the inner walls of the two ends of the second-stage outer pipe 7 and the inner wall of the other end of the third-stage outer pipe 8, the moving piece b12 and the moving piece a11 are both H-shaped, and the two ends of the moving piece b12 and the moving piece a11 are both clamped in the annular grooves.

The utility model relates to a movable gas anchor, when using, connect the oil-well pump through connecting pipe 5, crude oil enters tertiary outer tube 8 through inlet 3, enter in proper order in secondary outer tube 7 and the primary outer tube 1 through tertiary oil guide pipe 10, because the gas specific gravity is light, crude oil is when passing through oil guide pipe, gas in crude oil is led into between primary outer tube 1 and primary oil guide pipe 2 through air guide hole 4, between tertiary outer tube 8 and tertiary oil guide pipe 10, in the air passage between secondary outer tube 7 and secondary oil guide pipe 9, discharge gas through discharge valve, impurity such as sand grain in crude oil sinks to the tail pipe, exhaust in proper order through tertiary oil guide pipe, through moving part b12 and moving part a11, can make primary outer tube 1, secondary outer tube 7, relative rotation between tertiary outer tube 8, make the oil-well pump stable, guaranteed that the liquid supply volume is steady, be difficult to form the vapor lock retardation phenomenon, simple structure has improved gas anchor gas-liquid separation efficiency, has increased pump efficiency and output.

Claims

1. The utility model provides a movable gas anchor, its characterized in that, includes the oil pickup apparatus, the one end of oil pickup apparatus is connected with tail pipe (6), the other end of oil pickup apparatus is connected with leads oily device, the other end that leads oily device and keep away from the oil pickup apparatus is connected with connecting pipe (5), connecting pipe (5) are used for connecting the oil-well pump, the oil pickup apparatus includes tertiary outer tube (8), the one end of tertiary outer tube (8) is connected with tail pipe (6), the other end of tertiary outer tube (8) is connected with leads oily device, tertiary oil pipe (10) have been set in tertiary outer tube (8), the one end and the oil guide device of tertiary oil pipe (10) are connected, evenly open on tertiary oil pipe (10) have a plurality of air guide holes (4), air guide hole (4) all are located and are close to connecting pipe (5).

2. The movable gas anchor according to claim 1, wherein the oil guiding device comprises a first-stage outer tube (1), a first-stage oil guiding tube (2) is arranged in the first-stage outer tube (1), a connecting tube (5) is connected to one end of the first-stage oil guiding tube (2), a movable member a (11) is clamped to the other end of the first-stage outer tube (1), a second-stage outer tube (7) is clamped to one end, away from the first-stage outer tube (1), of the movable member a (11), a second-stage oil guiding tube (9) is arranged in the second-stage outer tube (7), one end of the second-stage oil guiding tube (9) is connected to one end, away from the first-stage outer tube (1), of the second-stage outer tube (7) is clamped to one end, away from the first-stage outer tube (1), a movable member b (12) is clamped to the other end of the third-stage outer tube (8), the moving piece b (12) is connected with one end of the three-stage oil guide pipe (10).

3. A mobile gas anchor according to claim 1, characterised in that said tertiary external tube (8) is provided with a plurality of oil inlets (3), said oil inlets (3) being located at a distance from said connecting tube (5).

4. A mobile gas anchor according to claim 3, characterised in that said oil inlet hole (3) is at least 6.

5. A mobile gas anchor according to claim 1, in which said gas-guide holes (4) are at least 4.

6. The movable gas anchor according to claim 2, wherein air channels are formed between the first-stage outer pipe (1) and the first-stage oil guide pipe (2), between the third-stage outer pipe (8) and the third-stage oil guide pipe (10), and between the second-stage outer pipe (7) and the second-stage oil guide pipe (9), and a plurality of exhaust holes are formed in the second-stage oil guide pipe (9) and the first-stage oil guide pipe (2) and are positioned close to the connecting pipe (5).

7. A mobile gas anchor according to claim 2, characterised in that the primary outer tube (1), the tertiary outer tube (8) and the secondary outer tube (7) are provided with venting valves.