CN211134865U - Paraffin removal cutter for crude oil pipeline in oil field - Google Patents
Paraffin removal cutter for crude oil pipeline in oil field Download PDFInfo
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- CN211134865U CN211134865U CN201921744927.0U CN201921744927U CN211134865U CN 211134865 U CN211134865 U CN 211134865U CN 201921744927 U CN201921744927 U CN 201921744927U CN 211134865 U CN211134865 U CN 211134865U
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- cutter
- shaft hole
- crude oil
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Abstract
The utility model discloses an oil field crude oil pipeline paraffin removal tool, it includes blade holder and blade, the blade holder is cylindrical, and its one end is provided with central shaft hole, and the other end has two at least fixed slots, each along the circumference equipartition all fixed one in the fixed slot the blade runs through the pore wall in central shaft hole is provided with the screw hole, be provided with the screw in the screw hole, each the blade all includes the cutter body, the interval is provided with the sword tooth on the cutter body, all the tooth root line of sword tooth is the broken line to, each broken line for the contained angle of blade holder center pin is different, makes the blade presents the big shape of the little rear end of front end, is convenient for cut the pipeline attachment gradually. The utility model discloses the surface of blade all is provided with cockscomb structure sword tooth, has improved cutting effect to, the surface generating line of blade is the broken line taper, can realize progressively clearing up, reduces the cutting degree of difficulty, improves cutting efficiency.
Description
The technical field is as follows:
the utility model relates to an oil field pipeline cleaning technology especially relates to an oil field crude oil pipeline paraffin removal cutter.
Background art:
in the process of oil exploitation, crude oil needs to be pumped to the ground from the underground, because the temperature of the oil in the underground deep layer is higher, wax contained in the crude oil is liquid and has good fluidity, the temperature of the crude oil is lower as the crude oil is closer to the ground, the wax is separated out from the crude oil and is attached to the inner wall of the oil pumping pipe, the wax attached to the inner wall of the oil pumping pipe is thicker and thicker for a long time, the inner diameter of the oil pumping pipe is smaller and smaller, and even the oil pumping efficiency is seriously influenced due to blockage. At present, tools and pipe columns in a well are placed on the ground, the pipe columns are cleaned by a steam vehicle and then are put into the well, or the well is washed at high temperature and high pressure, or the pipe columns are cleaned in a hoisting and pulling mode, but the production period is greatly prolonged by the modes, and the production cost is increased.
The utility model has the following contents:
the utility model discloses the technical problem that will solve is: overcome prior art's not enough, provide a reasonable in design, can progressively clear up and clean effectual oil field crude oil pipeline paraffin removal cutter.
The technical scheme of the utility model is that:
the utility model provides an oil field crude oil pipeline paraffin removal cutter, includes blade holder and blade, the blade holder is cylindrical, and its one end is provided with central shaft hole, and the other end has two at least fixed slots along the circumference equipartition, each all fix one in the fixed slot the blade, the pore wall that runs through central shaft hole is provided with the screw hole, be provided with the screw in the screw hole, each the blade all includes the cutter body, the interval is provided with the sword tooth on the cutter body, all the tooth root line of sword tooth is the broken line to, each broken line for the contained angle of blade holder center pin is different, makes the blade presents the shape that the front end is little the rear end is big, is convenient for cut the pipeline.
The central shaft hole is sleeved on an output shaft of a rotating motor of the power crawling device and is fixedly connected with the output shaft through the screw, or the central shaft hole is sleeved on one end of the transition shaft and is fixedly connected with the other end of the transition shaft through the screw, and the other end of the transition shaft is fixedly connected with the output shaft of the rotating motor.
The center shaft hole of blade holder is provided with the location tangent plane, and the shaft hole terminal surface is the D type, and cooperatees with the location tangent plane of output shaft, is difficult to skid to be convenient for fix with screw.
The utility model has the advantages that:
1. the utility model discloses rely on the rotary-cut of cutter to carry out the cleaing away of attaching the thing of crude oil pipeline inner wall, especially clear away the paraffin of crude oil pipeline inner wall, the effect is better.
2. The utility model discloses the surface of blade all is provided with cockscomb structure sword tooth, has improved cutting effect to, the surface generating line of blade is the broken line taper, can realize progressively clearing up, reduces the cutting degree of difficulty, improves cutting efficiency, and in addition, the tool holder has the flexibility, can swing, increases the cutting scope.
3. The utility model discloses the shaft hole of blade holder is provided with the location tangent plane, and the shaft hole terminal surface is the D type, and cooperatees with the location tangent plane of output shaft, is difficult to skid to the jackscrew of being convenient for is fixed.
4. The utility model relates to a rationally, can progressively clear up and clean effectually, the practicality is strong, has higher economic benefits and social.
Description of the drawings:
FIG. 1 is a schematic structural diagram of a paraffin removal tool for a crude oil pipeline in an oil field;
FIG. 2 is a top view of the oilfield crude oil pipeline paraffin removal tool shown in FIG. 1;
FIG. 3 is a front view of the blade of FIG. 1;
FIG. 4 is a left side view of the blade of FIG. 3;
FIG. 5 is a right side view of the tool holder of FIG. 1.
The specific implementation mode is as follows:
example (b): referring to fig. 1-5, in the figure, 3-power compartment, 4-cutter, 24-sealing mechanism, 31-controller, 32-compartment shell, 33-walking motor, 34-middle shaft, 35-axle, 36-wheel, 37-sealing cover, 38-spring, 39-supporting wheel, 40-rotating motor, 41-cutter seat, 411-fixing groove, 42-blade, 421-cutter body, 422-cutter tooth, 423-broken line.
The oilfield crude oil pipeline paraffin removal tool comprises a tool apron 41 and a blade 42, wherein: the tool apron 41 is cylindrical, a central shaft hole is formed in one end of the tool apron 41, at least two fixing grooves 411 are evenly distributed in the other end of the tool apron along the circumference, a blade 42 is fixed in each fixing groove 411, a threaded hole is formed in a hole wall penetrating through the central shaft hole, a screw is arranged in each threaded hole, each blade 42 comprises a tool body 421, tool teeth 422 are arranged on the tool body 421 at intervals, tooth root connecting lines of all the tool teeth 422 are folding lines, included angles of the folding lines relative to the central shaft of the tool apron 41 are different, the blade 42 is made to be in a shape with a small front end and a large rear end.
The central shaft hole is sleeved on an output shaft of a rotating motor 40 of the power compartment 3 and is fixedly connected with the output shaft through a screw, or the central shaft hole is sleeved on one end of a transition shaft and is fixedly connected with the other end of the transition shaft through a screw, and the other end of the transition shaft is fixedly connected with the output shaft of the rotating motor 40.
The central shaft hole of the tool apron 41 is provided with a positioning tangent plane, the end surface of the shaft hole is D-shaped, and the shaft hole is matched with the positioning tangent plane of the output shaft, so that the tool apron is not easy to slip and convenient to fix with screws.
The power cabin 3 comprises a cabin body shell 32 and a sealing cover plate 37 which are fixedly connected through a sealing gasket and a bolt, a rotating motor 40 is arranged at the lower end wall plate of the cabin body shell 32, an output shaft of the rotating motor 40 is connected with a cutter 4 (a transition shaft can be arranged between the two according to requirements), the cutter 4 is positioned outside the lower end wall plate of the cabin body shell 32, at least one group of power driving mechanisms is arranged in the cabin body shell 32, each group of power mechanisms respectively comprises a walking motor 33, an axle 35 and at least one supporting wheel 39, the walking motor 33 is connected with the axle 35 through a speed reduction transmission mechanism, two ends of the axle 35 respectively extend out of the cabin body shell 32, wheels 36 are arranged at the end parts of the axle 35, the supporting wheels 39 are connected with the cabin body shell 32 through wheel carriers and springs 38, and the wheels 36 and the supporting wheels; the upper end of the cabin shell 32 is connected with the lower end of the battery cabin, a controller 31 and a sensor are arranged in the control cabin, and the battery cabin respectively provides power for the controller, the sensor, the walking motor 33 and the rotating motor 40.
The cabin shell 32 and the sealing cover plate 37 are connected together to form a square end surface structure, the speed reduction transmission mechanism comprises an intermediate shaft 34, two ends of the intermediate shaft 34 are respectively arranged on the cabin shell 32 and the sealing cover plate 37, the intermediate shaft 34 is respectively provided with a bevel gear and a cylindrical gear, the bevel gear and the corresponding bevel gear arranged on the output shaft of the walking motor 33 form a bevel gear transmission pair, the cylindrical gear and the corresponding cylindrical gear arranged on the axle 35 form a cylindrical gear transmission pair, and the walking motor 33 drives the wheels 36 to rotate through two-stage transmission. Of course, the reduction transmission mechanism can also adopt a worm wheel and worm structure, and the reduction transmission mechanism is arranged according to the requirement and is the prior art, and the details are not described in detail.
The working principle is as follows:
place this device in crude oil pipeline, rely on the dead weight and the drive of walking motor, whole device is along crude oil pipeline downstream, when the downstream, cutter 4 rotates, can clear away the attachment on the crude oil pipeline inner wall, clears up certain degree of depth, and the attachment has become few, through controller 31, makes walking motor 33 reversal, and then makes whole device upward movement, and the circulation is reciprocal, can wash several more, makes crude oil pipeline inner wall attachment clear away totally.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still fall within the scope of the technical solution of the present invention.
Claims (3)
1. The utility model provides an oil field crude oil pipeline paraffin removal cutter, includes blade holder and blade, characterized by: the pipe cutting machine is characterized in that the cutter holder is cylindrical, a central shaft hole is formed in one end of the cutter holder, at least two fixing grooves are uniformly formed in the other end of the cutter holder along the circumference, one blade is fixed in each fixing groove, a threaded hole is formed in a hole wall penetrating through the central shaft hole, a screw is arranged in each threaded hole, each blade comprises a cutter body, cutter teeth are arranged on each cutter body at intervals, tooth root connecting lines of all the cutter teeth are folding lines, and included angles of the folding lines relative to the central shaft of the cutter holder are different, so that the blades are in a shape with a small front end and a large rear end, and.
2. The oilfield crude oil pipeline paraffin removal tool of claim 1, wherein: the central shaft hole is sleeved on an output shaft of a rotating motor of the power crawling device and is fixedly connected with the output shaft through the screw, or the central shaft hole is sleeved on one end of the transition shaft and is fixedly connected with the other end of the transition shaft through the screw, and the other end of the transition shaft is fixedly connected with the output shaft of the rotating motor.
3. The oilfield crude oil pipeline paraffin removal tool of claim 1, wherein: the center shaft hole of blade holder is provided with the location tangent plane, and the shaft hole terminal surface is the D type, and cooperatees with the location tangent plane of output shaft, is difficult to skid to be convenient for fix with screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921744927.0U CN211134865U (en) | 2019-10-17 | 2019-10-17 | Paraffin removal cutter for crude oil pipeline in oil field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921744927.0U CN211134865U (en) | 2019-10-17 | 2019-10-17 | Paraffin removal cutter for crude oil pipeline in oil field |
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| Publication Number | Publication Date |
|---|---|
| CN211134865U true CN211134865U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921744927.0U Active CN211134865U (en) | 2019-10-17 | 2019-10-17 | Paraffin removal cutter for crude oil pipeline in oil field |
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| CN (1) | CN211134865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788093A (en) * | 2019-10-17 | 2020-02-14 | 辉县市银茂数控设备有限公司 | Paraffin removal cutter for crude oil pipeline in oil field |
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2019
- 2019-10-17 CN CN201921744927.0U patent/CN211134865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110788093A (en) * | 2019-10-17 | 2020-02-14 | 辉县市银茂数控设备有限公司 | Paraffin removal cutter for crude oil pipeline in oil field |
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