CN211370310U

CN211370310U - Oil production pipe with wax control function

Info

Publication number: CN211370310U
Application number: CN201921961343.9U
Authority: CN
Inventors: 高亚罡; 苗小瑞; 张珊珊; 刘姣; 南婷婷; 张席琴; 王成龙; 邹昌柏; 张鑫
Original assignee: Individual
Current assignee: Gao Yagang
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-08-28
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses an oil production pipe with wax control function, including oil production pipe main part, pneumatic cylinder, connecting block, inner wall and fixture block, the inner chamber has been seted up to oil production pipe main part's inside, and oil production pipe main part's upper end external fixed surface is connected with leads oil pipe to the internal fixed surface of inner chamber is provided with the inner wall, oil production pipe main part's lower extreme external fixed surface is connected with into oil pipe, and goes into oil pipe's internal fixed surface and be provided with the filter, oil production pipe main part's last fixed surface is provided with the pneumatic cylinder, and the output of pneumatic cylinder installs the telescopic link to the telescopic link runs through the upper surface of oil production pipe main part, the terminal fixedly connected with disc piece of telescopic link. According to the oil production pipe column with the wax prevention function, the inner wall of the oil production pipe column generates heat through friction of the connecting block and wipes the inner wall of the inner cavity, so that wax on the inner wall can be melted and wiped off by the connecting block, and a good wax prevention effect is achieved.

Description

Oil production pipe with wax control function

Technical Field

The utility model relates to an oil production pipe technical field specifically is an oil production pipe with wax control function.

Background

Petroleum is a material in the upper region of the crust of the earth, can be used as fuel, gasoline and chemical products, and the geological structure of most oil fields in China is complex, so that a petroleum extraction string is needed to be used, the petroleum extraction string is plugged into the ground, and crude oil in an oil well is lifted out of the ground to achieve the effect of extracting crude oil, but the petroleum extraction string has some defects:

firstly, as mentioned above, the crude oil is extracted by the oil extraction pipe column in an extraction and lifting manner, and the crude oil is stained on the inner wall of the oil extraction pipe column for a long time, so that the wax precipitation on the inner wall of the oil extraction pipe column can be caused, and the oil extraction is extremely influenced;

secondly, the pumping mode of the oil production pipe is to pump oil out of the ground step by step through an oil suction pump, but the oil production speed is slow, and the oil is underground and is easy to be sucked into soil blocks, stone blocks and the like to cause machine damage.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an oil production pipe with the wax-proof function, which aims to solve the problem that the inner wall of the oil production pipe proposed in the background technology is easy to be waxed; the common oil production pipe has the problem of slow oil production speed.

In order to achieve the above object, the utility model provides a following technical scheme: a tubing string with a wax-proofing function comprises a tubing string main body, a hydraulic cylinder, a connecting block, an inner wall and a clamping block, wherein an inner cavity is formed in the tubing string main body, an oil guide pipe is fixedly connected to the outer surface of the upper end of the tubing string main body, the inner wall is fixedly arranged on the inner surface of the inner cavity, an oil inlet pipe is fixedly connected to the outer surface of the lower end of the tubing string main body, a filter plate is fixedly arranged on the inner surface of the oil inlet pipe, the hydraulic cylinder is fixedly arranged on the upper surface of the tubing string main body, an expansion link is installed at the output end of the hydraulic cylinder and penetrates through the upper surface of the tubing string main body, a disc block is fixedly connected to the tail end of the expansion link, the connecting block is fixedly connected to the outer surface of the disc block, a twist rod is fixedly connected to the lower surface of the, the cylindrical block penetrates through the bottom end of the inner surface of the oil production pipe column main body, a square plate is fixedly arranged on the outer surface of the cylindrical block, a clamping block is fixedly connected to the inner surface of the cylindrical block, and the clamping block is connected with the twist rod.

Preferably, the end of the oil guide pipe is connected to the inner surface of the inner cavity, and the inner surface of the end of the inner cavity is connected to the end of the oil inlet pipe.

Preferably, the telescopic rod and the oil production pipe main body form a sliding structure, and the telescopic rod and the disc block form an integrated structure.

Preferably, the outer surface circular arc of the connecting block is matched with the inner surface circular arc of the inner cavity, and the connecting block and the inner cavity form a sliding friction structure.

Preferably, the connecting block is made of rubber materials, and the inner wall attached to the connecting block is made of ceramic materials.

Preferably, the square plates are distributed at equal angles about the central point of the cylindrical block, the cylindrical block and the oil production string main body form a rotating structure, and a clamping block in the cylindrical block is connected with the twist rod in a clamping manner.

Compared with the prior art, the beneficial effects of the utility model are that: the oil production pipe with the wax-proof function,

1. the inner wall of the oil production pipe column generates heat through friction of the connecting block and wipes the inner wall of the inner cavity, so that wax accumulated on the inner wall can be melted and wiped off by the connecting block, and a good wax prevention effect is achieved;

2. this connecting block is through the friction with the inner wall for the inner chamber forms the negative pressure and inhales the inner chamber with oil from going into oil pipe, and when the connecting block rises to leading oil pipe, then produces siphonage this moment, and oil can be because pressure is led oil pipe and is discharged the outside, reaches the effect of continuing to recover oil, and when the connecting block rose, the cylinder piece can be rotatory to the filterable oil stirring of filter, improves the oil quality of taking.

Drawings

FIG. 1 is a schematic overall front sectional view of the present invention;

FIG. 2 is a schematic view of the overall side view structure of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of the disk block of the present invention;

fig. 4 is a schematic view of the top view structure of the cylindrical block of the present invention.

In the figure: 1. a production string body; 2. an inner cavity; 3. an oil guide pipe; 4. entering an oil pipe; 5. a hydraulic cylinder; 6. a telescopic rod; 7. a disc block; 8. connecting blocks; 9. a twisted rod; 10. an inner wall; 11. a filter plate; 12. a cylindrical block; 13. a square plate; 14. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an oil production string with a wax-proofing function comprises an oil production string main body 1, an inner cavity 2, an oil guide pipe 3, an oil inlet pipe 4, a hydraulic cylinder 5, a telescopic rod 6, a disc block 7, a connecting block 8, a twisted rod 9, an inner wall 10, a filter plate 11, a cylindrical block 12, a square plate 13 and a clamping block 14, wherein the inner cavity 2 is arranged inside the oil production string main body 1, the oil guide pipe 3 is fixedly connected to the outer surface of the upper end of the oil production string main body 1, the inner wall 10 is fixedly arranged on the inner surface of the inner cavity 2, the oil inlet pipe 4 is fixedly connected to the outer surface of the lower end of the oil production string main body 1, the filter plate 11 is fixedly arranged on the inner surface of the oil inlet pipe 4, the hydraulic cylinder 5 is fixedly arranged on the upper surface of the oil production string main body 1, the telescopic rod 6 is arranged at the output end of the hydraulic cylinder 5, and the outer surface of the disc block 7 is fixedly connected with a connecting block 8, the lower surface of the disc block 7 is fixedly connected with a twist rod 9, the twist rod 9 simultaneously penetrates through the lower surfaces of the cylindrical block 12 and the oil production string main body 1, the cylindrical block 12 penetrates through the bottom end of the inner surface of the oil production string main body 1, a square plate 13 is fixedly arranged on the outer surface of the cylindrical block 12, a clamping block 14 is fixedly connected to the inner surface of the cylindrical block 12, and the clamping block 14 is connected with the twist rod 9.

The tail end of the oil guide pipe 3 is connected with the inner surface of the inner cavity 2, the inner surface of the tail end of the inner cavity 2 is connected with the tail end of the oil inlet pipe 4, the telescopic rod 6 and the oil production pipe main body 1 form a sliding structure, and the telescopic rod 6 and the disc block 7 form an integrated structure, the arc of the outer surface of the connecting block 8 is matched with the arc of the inner surface of the inner cavity 2, the connecting block 8 and the inner cavity 2 form a sliding friction structure, the connecting block 8 is made of rubber materials, the inner wall 10 attached to the connecting block 8 is made of ceramic materials, when the connecting block 8 slides through the telescopic rod 6 and rubs with the inner cavity 2, negative pressure and heat can be generated, thereby go into oil in the oil pipe 4 then can be poured out by suction to rethread oil pipe 3 in the inner chamber 2, and through the heat that connecting block 8 produced and with the friction of inner chamber 2, can effectually wipe the inner wall 10 of inner chamber 2, reach the effect of wax control.

The square plates 13 are distributed at equal angles about the central point of the cylindrical block 12, the cylindrical block 12 and the oil production string main body 1 form a rotating structure, the clamping blocks 14 in the cylindrical block 12 are connected with the twist rod 9 in a clamping mode, the clamping blocks 14 can be extruded when the twist rod 9 slides downwards, the clamping blocks 14 drive the cylindrical block 12 to rotate, and the cylindrical block 12 can drive the square plates 13 to rotate to stir oil.

The working principle is as follows: when the oil production string with the wax-proof function is used, after an external power supply is connected to the device, according to the figures 1, 2, 3 and 4, when the oil production string main body 1 needs to be driven to work, the hydraulic cylinder 5 is opened, the telescopic rod 6 pulls the disc block 7 to ascend, the disc block 7 ascends to drive the connecting block 8 to ascend, so that the connecting block 8 and the inner wall 10 generate friction, the area below the connecting block 8 forms negative pressure, oil entering the oil pipe 4 ascends along with the negative pressure, after the connecting block 8 reaches the oil guide pipe 3, the oil can be continuously discharged from the oil guide pipe 3 due to the difference between the external pressure and the pressure in the inner cavity 2, the effect of continuously absorbing oil is achieved, in the ascending process of the disc block 7, the twist rod 9 ascends, the twist rod 9 can extrude the clamping block 14, and the clamping block 14 is positioned in the bending surface of the twist rod 9, the clamping block 14 can rotate and drive the cylindrical block 12 to rotate, and crude oil filtered by the filter plate 11 is stirred through the square plate 13, so that the mixing effect is achieved;

according to fig. 1 and 3, because the connecting block 8 rubs against the inner wall 10 when ascending and descending, because the inner wall 10 is made of ceramic material, the connecting block 8 is made of rubber material, the friction between the connecting block 8 and the inner wall 10 can generate heat, the inner wall 10 is wiped through the friction of the connecting block 8, the heat can melt and wipe the wax, the wax-proof effect is achieved, and the overall practicability is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oil production pipe with wax control function, includes oil production pipe main part (1), pneumatic cylinder (5), connecting block (8), inner wall (10) and fixture block (14), its characterized in that: an inner cavity (2) is formed in the oil production string main body (1), an oil guide pipe (3) is fixedly connected to the outer surface of the upper end of the oil production string main body (1), an inner wall (10) is fixedly arranged on the inner surface of the inner cavity (2), an oil inlet pipe (4) is fixedly connected to the outer surface of the lower end of the oil production string main body (1), a filter plate (11) is fixedly arranged on the inner surface of the oil inlet pipe (4), a hydraulic cylinder (5) is fixedly arranged on the upper surface of the oil production string main body (1), a telescopic rod (6) is installed at the output end of the hydraulic cylinder (5), the telescopic rod (6) penetrates through the upper surface of the oil production string main body (1), a disc block (7) is fixedly connected to the tail end of the telescopic rod (6), a connecting block (8) is fixedly connected to the outer surface of the disc block (7), and a twist rod, the twist rod (9) penetrates through the lower surfaces of the cylindrical block (12) and the oil production string main body (1) simultaneously, the cylindrical block (12) penetrates through the bottom end of the inner surface of the oil production string main body (1), a square plate (13) is fixedly arranged on the outer surface of the cylindrical block (12), a clamping block (14) is fixedly connected to the inner surface of the cylindrical block (12), and the clamping block (14) is connected with the twist rod (9).

2. The oil production string with the wax control function as claimed in claim 1, wherein: the tail end of the oil guide pipe (3) is connected to the inner surface of the inner cavity (2), and the inner surface of the tail end of the inner cavity (2) is connected to the tail end of the oil inlet pipe (4).

3. The oil production string with the wax control function as claimed in claim 1, wherein: the telescopic rod (6) and the oil production pipe main body (1) form a sliding structure, and the telescopic rod (6) and the disc block (7) form an integrated structure.

4. The oil production string with the wax control function as claimed in claim 1, wherein: the outer surface circular arc of the connecting block (8) is matched with the inner surface circular arc of the inner cavity (2), and the connecting block (8) and the inner cavity (2) form a sliding friction structure.

5. The oil production string with the wax control function as claimed in claim 1, wherein: the connecting block (8) is made of rubber materials, and the inner wall (10) attached to the connecting block (8) is made of ceramic materials.

6. The oil production string with the wax control function as claimed in claim 1, wherein: the square plates (13) are distributed at equal angles about the central point of the cylindrical block (12), the cylindrical block (12) and the oil production string main body (1) form a rotating structure, and a clamping block (14) in the cylindrical block (12) is connected with the twist rod (9) in a clamping mode.