CN213540343U

CN213540343U - Oil field flowing well pit shaft paraffin removal device

Info

Publication number: CN213540343U
Application number: CN202022523981.1U
Authority: CN
Inventors: 高波; 陈耀华; 于君男; 范力; 马勇; 时友军; 张合伟; 孙国庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-06-25
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses an oil field flowing well pit shaft paraffin removal device relates to paraffin removal equipment technical field. The utility model discloses a body frame, it is equipped with the loop bar to rotate the cover on the body frame, the surface mounting of loop bar has spring telescopic link and a plurality of spring telescopic link of a plurality of perpendicular to loop bar to be the surrounding type and distributes, a plurality of the one end that the loop bar was kept away from to spring telescopic link all is fixed with the arc cleaning brush, be provided with on the body frame and be used for driving loop bar pivoted runner assembly, the screw is installed at the top of body frame. The utility model discloses a rotating assembly is driving the arc cleaning brush rotatory, and the rethread interlock subassembly is driving screw pivoted and is indicating for arc cleaning brush limit rotates just along the oil well downstream, and the mode through this kind of machinery is driving the setting that the arc cleaning brush carries out the round brush to the oil well inner wall and is being different from the mode through heating power paraffin removal, has avoided the higher problem of energy consumption and expense.

Description

Oil field flowing well pit shaft paraffin removal device

Technical Field

The utility model relates to a paraffin removal equipment technical field, concretely relates to oil field flowing well pit shaft paraffin removal device.

Background

When crude oil flows through an oil pipe from the bottom of a well, the wax precipitation phenomenon is generated on the inner wall of a well shaft of the oil well. The wax precipitation of the shaft has two processes, namely, the dissolving capacity of crude oil to wax is reduced along with the gradual reduction of temperature and pressure, wax molecules are gradually separated out in a crystal form, and the separated wax molecular crystals are continuously gathered and accumulated on the pipe wall, so that the inner diameter of an oil pipe is reduced, the production capacity of a well is influenced, and the oil well is stopped in severe cases to influence normal production. Therefore, in the production process of the wax-containing oil well, the necessary wax removal and prevention measures are taken as an important prerequisite for ensuring the high and stable yield of the oil well.

The traditional paraffin removal mode is to remove the paraffin through a thermal paraffin removal technology, a thermal cable is put into a shaft along with an oil pipe or an electric heating sucker rod is adopted, after a power supply is switched on, the cable or the electric heating rod emits heat, the temperature of liquid flow and shaft equipment is increased, and deposited paraffin is melted, so that the paraffin removal and prevention effects are achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem provided in the background art, the utility model provides an oil field flowing well pit shaft paraffin removal device.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides an oil field flowing well pit shaft paraffin removal device, includes the body frame, it is equipped with the loop bar to rotate the cover on the body frame, the external fixed surface of loop bar has the spring telescopic link and a plurality of spring telescopic link of a plurality of perpendicular to loop bar to be the surrounding type and distributes, a plurality of the one end that the loop bar was kept away from to spring telescopic link all is fixed with the arc cleaning brush, be provided with on the body frame and be used for driving loop bar pivoted runner assembly, the screw is installed at the top of body frame, be provided with on the loop bar and be used for driving screw pivoted interlock subassembly when the loop bar rotates.

Further, the rotating assembly comprises a motor fixed to the bottom of the main frame, a first gear is fixedly sleeved on an output shaft of the motor, and a second gear meshed with the first gear is fixedly sleeved on the bottom of the sleeve rod.

Furthermore, the linkage assembly comprises a third gear fixed at the top end of the sleeve rod, and the propeller is rotatably connected to the top of the main frame and a fourth gear meshed with the third gear is fixedly sleeved on a shaft rod of the propeller.

Further, the arc cleaning brush is including fixing the arc box of keeping away from loop bar one end at spring telescopic link, it is outside the arc box that the rotation is connected with a plurality of dwangs that are on a parallel with the loop bar and a part of a plurality of dwangs is located the arc box in the arc box, and is a plurality of the surface of dwang has all wrapped up abrasive paper.

Further, the bottom of the main frame is in a conical shape with a downward tip.

Further, the number of the propellers is two.

The utility model has the advantages as follows:

the utility model discloses a rotating assembly is driving the arc cleaning brush rotatory, and the screw is being driven to the rethread interlock subassembly and is rotating for arc cleaning brush limit is rotating just along the oil well downstream, and the mode through this kind of machinery is driving the setting that the arc cleaning brush carries out the round brush to the oil well inner wall and is being distinguished from the mode through heating power paraffin removal, has avoided the higher problem of energy consumption and expense.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a perspective exploded view of the present invention;

fig. 3 is a front view of the structure of the present invention;

fig. 4 is a sectional view taken along a line a-a of fig. 3 according to the present invention;

fig. 5 is a sectional view taken along line B-B of fig. 3 according to the present invention;

fig. 6 is a cross-sectional view taken along line C-C of fig. 3 in accordance with the present invention;

reference numerals: 1. a main frame; 2. a loop bar; 3. a spring telescopic rod; 4. an arc-shaped cleaning brush; 41. an arc-shaped box; 42. rotating the rod; 5. a rotating assembly; 51. a motor; 52. a first gear; 53. a second gear; 6. a propeller; 7. a linkage assembly; 71. a third gear; 72. and gear four.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, fig. 2 and fig. 4, an embodiment of the present invention provides a paraffin removal device for a wellbore of an oilfield artesian well, which comprises a main frame 1, a loop rod 2 is rotatably sleeved on the main frame 1, a plurality of spring telescopic rods 3 perpendicular to the loop rod 2 are fixed on the outer surface of the loop rod 2, the plurality of spring telescopic rods 3 are distributed in a surrounding manner, arc-shaped cleaning brushes 4 are fixed on one ends of the plurality of spring telescopic rods 3 away from the loop rod 2, a rotating assembly 5 for driving the loop rod 2 to rotate is arranged on the main frame 1, a propeller 6 is arranged on the top of the main frame 1, a linkage assembly 7 for driving the propeller 6 to rotate when the loop rod 2 rotates is arranged on the loop rod 2, when in use, a cable is firstly tied on the top of the main frame 1, the whole device propeller 6 is put into the oil well upwards, at this time, because the diameter of an oil well mouth is smaller than the diameter of a circle surrounded under the normal state of, at the moment, the inner wall of the oil well extrudes the arc-shaped cleaning brush 4, so that the spring telescopic rod 3 retracts inwards, wherein the spring telescopic rod 3 is widely applied to the life of people, the structure comprises an inner rod, an outer rod and a telescopic spring, when the inner rod is extruded, the telescopic spring is compressed, so that the inner rod is subjected to the buffering acting force of the telescopic spring and always subjected to a thrust opposite to the extrusion force, so that the arc-shaped cleaning brush 4 is always subjected to a thrust close to the inner wall of the oil well, the arc-shaped cleaning brush 4 is abutted to the inner wall of the oil well, at the moment, through the arrangement of the rotating assembly 5, when the rotating assembly 5 drives the sleeve rod 2 to rotate horizontally, the spring telescopic rod 3 is driven to rotate horizontally, when the spring telescopic rod 3 rotates horizontally, the arc-shaped cleaning brush 4 is driven to rotate horizontally along the inner wall of the oil well, and the oil, rethread interlock subassembly 7's setting this moment, can drive screw 6 through interlock subassembly 7 and rotate when loop bar 2 rotates, it provides power to body frame 1 to rotate in crude oil through screw 6, make body frame 1 can move down along the oil well, just can drive 4 limit rotation edges of arc cleaning brush and move down along the oil well when body frame 1 moves down, thereby the wax on the oil well inner wall is brushed away, thereby the problem that the oil pipe internal diameter diminishes the productivity effect well is solved, oil wax on the oil well inner wall has been clear away the back and can take out whole device from the oil well through upwards pulling the cable, whole device drives arc cleaning brush 4 through the mode of machinery and carries out the mode that the round brush was different from through the thermal cleaning wax to the oil well inner wall, the higher problem of energy consumption and expense has been avoided.

As shown in fig. 4 and 6, the structure and the using method of the rotating assembly 5 are disclosed, the rotating assembly 5 includes a motor 51 fixed at the bottom of the main frame 1, a first gear 52 is fixedly sleeved on an output shaft of the motor 51, a second gear 53 meshed with the first gear 52 is fixedly sleeved on the bottom of the loop bar 2, the motor 51 is started first, the first gear 52 is driven to rotate when the output shaft of the motor 51 rotates, the second gear 53 meshed with the first gear 52 is driven to rotate when the first gear 52 rotates, and the loop bar 2 rotates along with the second gear 53 because the second gear 53 is fixedly sleeved on the loop bar 2, so that the inner wall of the oil well is brushed by the rotation of the arc-shaped cleaning brush 4 finally.

As shown in fig. 5, a specific structure and a using method of the linkage assembly 7 are disclosed, the linkage assembly 7 includes a third gear 71 fixed at the top end of the loop bar 2, the propeller 6 is rotatably connected to the top of the main frame 1, a fourth gear 72 engaged with the third gear 71 is fixedly sleeved on a shaft rod of the propeller 6, the third gear 71 fixedly sleeved on the loop bar 2 is driven to rotate when the loop bar 2 rotates, the fourth gear 72 engaged with the third gear 71 is driven to rotate when the third gear 71 rotates, the propeller 6 is driven to rotate when the fourth gear 72 rotates, so that the main frame 1 drives the arc cleaning brush 4 to rotate and move downwards, and oil wax on the inner wall of the oil well is removed.

As shown in fig. 4, disclosing the concrete structure and motion state of the arc cleaning brush 4, the arc cleaning brush 4 includes an arc box 41 fixed at one end of the telescopic spring rod 3 far from the loop bar 2, a plurality of rotating rods 42 parallel to the loop bar 2 are connected in the arc box 41 in a rotating manner, and a part of the plurality of rotating rods 42 is located outside the arc box 41, the outer surfaces of the plurality of rotating rods 42 are wrapped with sand paper, because a part of the rotating rods 42 is located outside the arc box 41, at this time, the rotating rods 42 can bring the sand paper to collide with the inner wall of the oil well, when the telescopic spring rod 3 drives the arc box 41 to rotate, so that the rotating rods 42 bring the sand paper to roll on the inner wall of the oil well, and the oil wax on the inner wall of the oil well can be scraped off by.

As shown in fig. 3, in order to make the downward movement of the entire apparatus more convenient, the bottom of the main frame 1 is tapered with its tip directed downward, and here, by providing the top of the main frame 1 with the tapered shape with its tip directed downward, the downward movement of the entire apparatus along the oil well is facilitated by the small contact area of the tip with the crude oil.

As shown in fig. 1, in order to make the whole device move down the oil well more rapidly, the number of the propellers 6 is two, and the number of the propellers 6 is two, so that the power of the downward movement of the whole device is cleared, and the whole device is more convenient to move down.

Claims

1. The utility model provides an oil field flowing well pit shaft paraffin removal device, a serial communication port, including body frame (1), it is equipped with loop bar (2) to rotate the cover on body frame (1), the external fixed surface of loop bar (2) has spring telescopic link (3) and a plurality of spring telescopic link (3) of a plurality of perpendicular to loop bar (2) to be the surrounding type and distributes, a plurality of the one end that loop bar (2) were kept away from in spring telescopic link (3) all is fixed with arc cleaning brush (4), be provided with on body frame (1) and be used for driving loop bar (2) pivoted runner assembly (5), screw (6) are installed at the top of body frame (1), be provided with on loop bar (2) and be used for driving screw (6) pivoted interlock subassembly (7) when loop bar (2) rotate.

2. The oil field flowing well shaft paraffin removal device according to claim 1, wherein the rotating assembly (5) comprises a motor (51) fixed at the bottom of the main frame (1), a first gear (52) is fixedly sleeved on an output shaft of the motor (51), and a second gear (53) meshed with the first gear (52) is fixedly sleeved at the bottom of the sleeve rod (2).

3. The oil field flowing well shaft paraffin removal device according to claim 1, wherein the linkage assembly (7) comprises a gear three (71) fixed at the top end of the loop bar (2), the propeller (6) is rotatably connected to the top of the main frame (1), and a gear four (72) meshed with the gear three (71) is fixedly sleeved on a shaft rod of the propeller (6).

4. The oil field flowing well pit shaft paraffin removal device of claim 1, characterized in that, arc cleaning brush (4) are including fixing the arc box (41) of keeping away from loop bar (2) one end at spring telescopic link (3), arc box (41) internal rotation is connected with a plurality of dwang (42) that are on a parallel with loop bar (2) and a portion of a plurality of dwang (42) is located outside arc box (41), and a plurality of the surface of dwang (42) all wraps up abrasive paper.

5. The paraffin removal device for the shaft of the oilfield flowing well according to claim 1, wherein the bottom of the main frame (1) is conical with the pointed end downwards.

6. An oilfield flowing well shaft paraffin removal device according to claim 1, characterized in that the number of the propellers (6) is two.