CN211549652U - Long-acting slow-release wax-proof device for oil well - Google Patents

Abstract

The utility model discloses a long-acting slow-release paraffin control device for oil wells, which comprises a connecting pipe, wherein the outer side wall of the connecting pipe is fixedly connected with an outer cylinder, the connecting pipe is close to the outer side wall of the outer cylinder and is fixedly connected with an inner cylinder, the inner cylinder is positioned in the outer cylinder, the outer side wall of the inner cylinder is provided with two chutes which are symmetrical by taking the central point of the inner cylinder as a symmetry center, the inner part of each chute is connected with a sliding column in a sliding way, and one side of the sliding column is welded with; extrude the crown plate under the effect of spring, the crown plate drives traveller and push pedal and removes to the connecting pipe, promote solid paraffin inhibitor and press close to the plate body, crude oil gets into the inside of connecting pipe through first oil pipe, make solid paraffin inhibitor melt into crude oil through the through-hole, prevent that crude oil waxing from blockking up, after solid paraffin inhibitor most dissolves, can be through rotating the push-and-pull board, because the setting of external screw thread, make the body of rod drive the connecting plate and remove to the left side, manual extrusion promotes solid paraffin inhibitor, the dissolving effect of reinforcing solid paraffin inhibitor.

Description

Long-acting slow-release wax-proof device for oil well

Technical Field

The utility model relates to an oil development technical field specifically is long-term slowly-releasing wax control ware of oil well.

Background

The oil well is a channel for exploiting oil, which rises from the bottom of the well to the top of the well according to the hole drilled by the well-arrangement system planned by the oil field development. Oil extraction refers to the act of excavating and extracting oil in places where oil is stored. During the process of oil production, oil and gas flow from the reservoir to the well bottom and rise from the well bottom to the well top. In oil and gas production, wax precipitation of oil well pipelines is one of outstanding problems affecting the stable yield of oil wells.

The existing general paraffin inhibitor has a simpler structure, and the contact surface area of the solid paraffin inhibitor and crude oil is gradually reduced under the action of a long time, so that the paraffin inhibition effect of the solid paraffin inhibitor is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long-term slowly-releasing wax control ware of oil well to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the long-acting slowly-releasing paraffin control ware of oil well, including linking the pipe, the lateral wall fixedly connected with urceolus of linking the pipe, it is close to the lateral wall fixedly connected with inner tube of urceolus to link the pipe, the inner tube is located the inside of urceolus, the lateral wall of inner tube is seted up quantity and is two the spout that uses the central point of inner tube as the symmetry center symmetry, the inside sliding connection of spout has the traveller, the welding of one side of traveller has the push pedal, one side welding that the push pedal was kept away from to the traveller has the crown plate, crown plate sliding connection is in the inside wall of urceolus, one side fixedly connected with spring that the crown plate was kept away from to the crown plate, the one end welding that the crown plate.

As further preferable in the present technical solution: the push plate is connected to the inner side wall of the inner barrel in a sliding mode, and the inner side wall of the inner barrel is provided with three solid paraffin inhibitors in number.

As further preferable in the present technical solution: the one end fixedly connected with first flange of connecting pipe, the first oil pipe of one side fixedly connected with of connecting pipe is kept away from to first flange, the one end welding that the first flange was kept away from to the connecting pipe has the second flange, the one end fixedly connected with second oil pipe of connecting pipe is kept away from to the second flange.

As further preferable in the present technical solution: the outer side wall that the connecting pipe is close to the inner tube has seted up logical groove, the inside fixedly connected with plate body that leads to the groove, the through-hole has been seted up to one side of plate body, the inner wall welding that the inner tube is close to the through-hole has the guide ring.

As further preferable in the present technical solution: one side of push pedal is provided with even board, even one side fixedly connected with body of rod that the board kept away from even pipe, the body of rod is kept away from even one end of board and is run through the outside that inner tube and urceolus extended to the urceolus in proper order, the lateral wall of the body of rod is provided with the external screw thread, the lateral wall of the body of rod passes through external screw thread and urceolus threaded connection, the urceolus is kept away from one side bonding of even pipe and is had the sealing washer, the body of rod is kept away from one.

As further preferable in the present technical solution: the outer wall top of urceolus and inner tube has all seted up the board groove, the inside sliding connection in board groove has the baffle, the top welding of baffle has the handle.

Compared with the prior art, the beneficial effects of the utility model are that: extrude the crown plate under the effect of spring, the crown plate drives traveller and push pedal and removes to the connecting pipe, promote solid paraffin inhibitor and press close to the plate body, crude oil gets into the inside of connecting pipe through first oil pipe, make solid paraffin inhibitor melt into crude oil through the through-hole, prevent that crude oil waxing from blockking up, after solid paraffin inhibitor most dissolves, can be through rotating the push-and-pull board, because the setting of external screw thread, make the body of rod drive the connecting plate and remove to the left side, manual extrusion promotes solid paraffin inhibitor, the dissolving effect of reinforcing solid paraffin inhibitor.

Drawings

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic side view of the handle of the present invention.

In the figure: 1. connecting pipes; 2. an inner barrel; 3. an outer cylinder; 4. a first flange; 5. a first oil pipe; 6. a second flange; 7. a second oil pipe; 8. a through groove; 9. a plate body; 10. a through hole; 11. a guide ring; 12. a solid wax control agent; 13. a chute; 14. a traveler; 15. a ring plate; 16. pushing the plate; 17. connecting plates; 18. a limiting ring; 19. a spring; 20. a rod body; 21. an external thread; 22. a push-pull plate; 24. a handle; 25. a baffle plate; 26. a plate groove; 27. and (5) sealing rings.

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.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: long-term slowly-releasing wax preventer of oil well, including connecting 1, the lateral wall fixedly connected with urceolus 3 of connecting 1, connecting 1 lateral wall fixedly connected with inner tube 2 that is close to urceolus 3, inner tube 2 is located the inside of urceolus 3, the lateral wall of inner tube 2 is seted up quantity and is two spout 13 that the central point of interior section of thick bamboo 2 is symmetry center symmetry, spout 13's inside sliding connection has traveller 14, one side welding of traveller 14 has push pedal 16, one side welding that push pedal 16 was kept away from to traveller 14 has crown plate 15, crown plate 15 sliding connection is in the inside wall of urceolus 3, one side fixedly connected with spring 19 of connecting 1 is kept away from to crown plate 15, the one end welding that crown plate 15 was kept away from to spring 19 has spacing ring 18, the inside wall.

In this embodiment, specifically: the push plate 16 is connected to the inner side wall of the inner cylinder 2 in a sliding manner, the inner side wall of the inner cylinder 2 is provided with three solid paraffin inhibitors 12, and the push plate 16 is used for pushing the solid paraffin inhibitors 12.

In this embodiment, specifically: the one end fixedly connected with first flange 4 of connecting pipe 1, the first oil pipe 5 of one side fixedly connected with of connecting pipe 1 is kept away from to first flange 4, and the one end welding that first flange 4 was kept away from to connecting pipe 1 has second flange 6, and the one end fixedly connected with second oil pipe 7 of connecting pipe 1 is kept away from to second flange 6, and this wax preventer passes through first flange 4 and second flange 6 and oil pipe fixed connection.

In this embodiment, specifically: connecting pipe 1 has been seted up near the lateral wall of inner tube 2 and has been led to groove 8, leads to the inside fixedly connected with plate body 9 of groove 8, and through-hole 10 has been seted up to one side of plate body 9, and the inner tube 2 is close to the inside wall welding of through-hole 10 and has a guide ring 11, and guide ring 11 is used for guiding solid wax control agent 12 and presses close to plate body 9, and plate body 9 is the arc, increases the surface area of crude oil and the contact of solid wax control agent 12.

In this embodiment, specifically: one side of the push plate 16 is provided with a connecting plate 17, one side of the connecting plate 17 far away from the connecting pipe 1 is fixedly connected with a rod body 20, one end of the rod body 20 far away from the connecting plate 17 sequentially penetrates through the inner cylinder 2 and the outer cylinder 3 and extends to the outside of the outer cylinder 3, the outer side wall of the rod body 20 is provided with an external thread 21, the outer side wall of the rod body 20 is in threaded connection with the outer cylinder 3 through the external thread 21, one side of the outer cylinder 3 far away from the connecting pipe 1 is bonded with a sealing ring 27, one side of the rod body 20 far away from the sealing ring 27 is fixedly connected with a push-pull plate 22, through the arrangement, the annular plate 15 is extruded under the action of the spring 19, the annular plate 15 drives the sliding column 14 and the push plate 16 to move towards the connecting pipe 1 to push the solid paraffin inhibitor 12 to be close to the plate body 9, crude oil enters the inside of the connecting pipe 1, by rotating the push-pull plate 22, the rod body 20 drives the connecting plate 17 to move towards the left side due to the arrangement of the external threads 21, the solid paraffin inhibitor 12 is pushed by manual extrusion, and the dissolving effect of the solid paraffin inhibitor 12 is enhanced.

In this embodiment, specifically: the board groove 26 has all been seted up at the lateral wall top of urceolus 3 and inner tube 2, and the inside sliding connection of board groove 26 has baffle 25, and the top welding of baffle 25 has handle 24, and pulling baffle 25 can add the inside of inner tube 2 with solid paraffin inhibitor 12.

Working principle or structural principle, during the use, pulling push-and-pull plate 22, drive even board 17 and push pedal 16 and move to the right side, extrusion spring 19, pull open baffle 25, can add solid paraffin inhibitor 12 into the inside of inner tube 2, close baffle 25, extrude ring plate 15 under the effect of spring 19, ring plate 15 drives traveller 14 and push pedal 16 and moves to connecting pipe 1, promote solid paraffin inhibitor 12 and press from both sides plate body 9, crude oil gets into the inside of connecting pipe 1 through first oil pipe 5, through-hole 10, make solid paraffin inhibitor 12 melt in the crude oil, prevent crude oil waxing jam, after solid paraffin inhibitor 12 most dissolves, can be through rotating push-and-pull plate 22, because the setting of external screw thread 21, make body of rod 20 drive even board 17 and move to the left side, manual extrusion promotes solid paraffin inhibitor 12, the dissolution effect of reinforcing solid paraffin inhibitor 12.

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 (6)

1. The long-acting slow-release wax-proofing device for the oil well comprises a connecting pipe (1), and is characterized in that: the outer side wall of the connecting pipe (1) is fixedly connected with an outer cylinder (3), the outer side wall of the connecting pipe (1) close to the outer cylinder (3) is fixedly connected with an inner cylinder (2), the inner cylinder (2) is positioned inside the outer cylinder (3), the outer side wall of the inner cylinder (2) is provided with two sliding chutes (13) which are symmetrical by taking the central point of the inner cylinder (2) as a symmetrical center, a sliding column (14) is connected inside the sliding groove (13) in a sliding manner, a push plate (16) is welded on one side of the sliding column (14), a ring plate (15) is welded on one side of the sliding column (14) far away from the push plate (16), the ring plate (15) is connected with the inner side wall of the outer cylinder (3) in a sliding way, one side of the ring plate (15) far away from the connecting pipe (1) is fixedly connected with a spring (19), a limiting ring (18) is welded at one end of the spring (19) far away from the ring plate (15), the inner side wall of the limiting ring (18) is welded on the outer side wall of the inner barrel (2).

2. The oil well long-acting slow-release wax preventer according to claim 1, wherein: the push plate (16) is connected to the inner side wall of the inner barrel (2) in a sliding mode, and the inner side wall of the inner barrel (2) is provided with three solid paraffin inhibitors (12).

3. The oil well long-acting slow-release wax preventer according to claim 1, wherein: the one end fixedly connected with first flange (4) of connecting pipe (1), one side fixedly connected with first oil pipe (5) of connecting pipe (1) are kept away from in first flange (4), the one end welding that first flange (4) were kept away from in connecting pipe (1) has second flange (6), one end fixedly connected with second oil pipe (7) of connecting pipe (1) are kept away from in second flange (6).

4. The oil well long-acting slow-release wax preventer according to claim 1, wherein: the outer side wall of the connecting pipe (1) close to the inner barrel (2) is provided with a through groove (8), the inner fixedly connected with plate body (9) of the through groove (8) is provided with a through hole (10), and the inner side wall of the inner barrel (2) close to the through hole (10) is welded with a guide ring (11).

5. The oil well long-acting slow-release wax preventer according to claim 1, wherein: one side of push pedal (16) is provided with even board (17), even one side fixedly connected with body of rod (20) of managing (1) is kept away from in board (17), the one end of keeping away from even board (17) in the body of rod (20) runs through the outside that inner tube (2) and urceolus (3) extended to urceolus (3) in proper order, the lateral wall of the body of rod (20) is provided with external screw thread (21), the lateral wall of the body of rod (20) passes through external screw thread (21) and urceolus (3) threaded connection, one side that pipe (1) was kept away from in urceolus (3) bonds and has sealing washer (27), one side fixedly connected with push-and-pull plate (22) that sealing washer (27) were.

6. The oil well long-acting slow-release wax preventer according to claim 1, wherein: the outer wall top of urceolus (3) and inner tube (2) has all been seted up board groove (26), the inside sliding connection of board groove (26) has baffle (25), handle (24) have been welded at the top of baffle (25).

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