阅读说明：本技术 管道内爬行动力装置 (Pipeline internal climbing power device ) 是由 曾奕 朱文忠 梁汉新 曾品卓 王建徽 高瑜焓 于 2019-10-17 设计创作，主要内容包括：本发明公开了一种管道内爬行动力装置,其动力舱包括舱体外壳和密封盖板,所述舱体外壳内腔的上部和下部分别为控制仓和工作舱,所述舱体外壳内腔的中部设置有至少设置一组动力机构,每一组动力机构均分别包括一个行走电机、一个车轴和至少一个支撑轮,所述行走电机通过减速传动机构与所述车轴连接,所述车轴的两端分别伸出所述舱体外壳且端部设置有车轮,所述支撑轮通过轮架和弹簧组件与所述舱体外壳连接,所述车轮和支撑轮分别与管道的内壁接触,构成行走支撑点；所述控制仓内设置有控制器和传感器。本发明能够顺着原油管道上下移动,依靠刀具的旋切进行原油管道内壁付着物的清除,尤其是清除原油管道内壁的石蜡,效果更佳。(The invention discloses a power device for climbing in a pipeline, which comprises a cabin shell and a sealing cover plate, wherein the upper part and the lower part of the inner cavity of the cabin shell are respectively a control cabin and a working cabin, the middle part of the inner cavity of the cabin shell is provided with at least one group of power mechanisms, each group of power mechanisms respectively comprises a walking motor, an axle and at least one supporting wheel, the walking motor is connected with the axle through a speed reduction transmission mechanism, two ends of the axle respectively extend out of the cabin shell, the end parts of the axle are provided with wheels, the supporting wheels are connected with the cabin shell through wheel carriers and spring assemblies, and the wheels and the supporting wheels are respectively contacted with the inner wall of the pipeline to form walking supporting points; and a controller and a sensor are arranged in the control bin. The device can move up and down along the crude oil pipeline, and removes attachments on the inner wall of the crude oil pipeline by rotary cutting of the cutter, and particularly removes paraffin on the inner wall of the crude oil pipeline, so that the effect is better.)

1. The utility model provides a crawl power device in pipeline, includes the engine compartment, characterized by: the power cabin comprises a cabin shell and a sealing cover plate, the upper part and the lower part of the inner cavity of the cabin shell are respectively a control cabin and a working cabin, the middle part of the inner cavity of the cabin shell is provided with at least one group of power mechanisms, each group of power mechanisms respectively comprises a walking motor, an axle and at least one supporting wheel, the walking motor is connected with the axle through a speed reduction transmission mechanism, two ends of the axle respectively extend out of the cabin shell, the end parts of the axle are provided with wheels, the supporting wheels are connected with the cabin shell through wheel carriers and spring assemblies, and the wheels and the supporting wheels are respectively contacted with the inner wall of a pipeline to form walking supporting points; and a controller and a sensor are arranged in the control bin.

2. The in-pipe climbing power plant according to claim 1, characterized in that: the outer shell of the cabin body is connected with the sealing cover plate to form a square end face structure, and a gap is formed between the square power cabin and the inner wall of the crude oil pipeline, so that crude oil can pass through the gap.

3. The in-pipe climbing power plant according to claim 1, characterized in that: the speed reduction transmission mechanism comprises an intermediate shaft, two ends of the intermediate shaft are respectively arranged on the cabin shell and the sealing cover plate, a bevel gear and a cylindrical gear are respectively arranged on the intermediate shaft, the bevel gear and the bevel gear corresponding to the installation on the output shaft of the walking motor form a bevel gear transmission pair, the cylindrical gear and the cylindrical gear corresponding to the installation on the axle form a cylindrical gear transmission pair, and the walking motor drives the wheels to rotate through two-stage transmission.

4. The in-pipe climbing power plant according to claim 1, characterized in that: each group of power mechanisms is provided with one or two supporting wheels arranged along the axis of the power cabin, and the two supporting wheels are symmetrical relative to the axle, so that the walking stability of the power cabin is improved.

5. The in-pipe climbing power plant according to claim 1, characterized in that: the upper end of the power cabin is provided with a hollow circular joint, and a sealing mechanism is arranged on the contact surface.

6. The in-pipe climbing power plant according to claim 1, characterized in that: the work compartment includes the rotating electrical machines, the output shaft of rotating electrical machines is connected with the cutter, the cutter is located outside the lower extreme wallboard of cabin body shell, the axletree with run through of piggyback pod department and the rotating electrical machines with run through of piggyback pod department is equallyd divide and is provided with sealing mechanism respectively.

7. The in-pipe climbing power plant according to claim 6, characterized in that: the cutter includes cutter holder and blade, the one end of cutter holder with rotating electrical machines's output shaft, the other end of cutter is along the at least three blade of circumference equipartition, each the surface of blade all is provided with cockscomb structure sword tooth, the surface generating line of blade is broken line taper shape.

8. The in-pipe climbing power plant according to claim 1, characterized in that: the work cabin comprises a detection sensor, and the detection sensor comprises a pressure sensor, a temperature sensor, a camera sensor and an ultrasonic sensor.

9. The in-pipe climbing power plant according to claim 1, characterized in that: the wheel is a toothed running wheel, climbing teeth are uniformly distributed on the outer cylindrical surface of the wheel at intervals, the shape of the tooth crest line of each climbing tooth is matched with the shape of the inner wall of the pipeline, and the tooth root of each climbing tooth is in a diagonal shape with a low outer part and a high inner part.

10. The in-pipe climbing power plant according to claim 1, characterized in that: the sensor of control storehouse includes temperature sensor and hall sensor, temperature sensor and hall sensor are equallyd divide and are installed respectively on the inner wall of piggyback pod and with the controller is connected.

The technical field is as follows:

the invention relates to a pipeline cleaning technology, in particular to an internal climbing power device for a pipeline.

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. In addition, the depth of an oil well is deep, the underground condition needs to be detected, a hanging structure is adopted at present, and the lifting of detection equipment is realized through a sling, so that the labor and the time are wasted.

The invention content is as follows:

the technical problem to be solved by the invention is as follows: the power device for climbing in the pipeline overcomes the defects of the prior art, has reasonable design, self power and can autonomously move up and down back and forth.

The technical scheme of the invention is as follows:

the utility model provides a crawl power device in pipeline, includes the power compartment, the power compartment includes cabin body shell and sealed apron, the upper portion and the lower part of cabin body shell inner chamber are control storehouse and work cabin respectively, the middle part of cabin body shell inner chamber is provided with sets up a set of power unit at least, and each power unit of organizing is equallyd divide and is do not included a walking motor, an axletree and at least one supporting wheel, the walking motor through speed reduction drive mechanism with the axletree is connected, the both ends of axletree stretch out respectively the cabin body shell and the tip is provided with the wheel, the supporting wheel pass through wheel carrier and spring assembly with cabin body shell is connected, wheel and supporting wheel respectively with the inner wall contact of pipeline, constitute the walking strong point; and a controller and a sensor are arranged in the control bin.

The outer shell of the cabin body is connected with the sealing cover plate to form a square end face structure, and a gap is formed between the square power cabin and the inner wall of the crude oil pipeline, so that crude oil can pass through the gap.

The speed reduction transmission mechanism comprises an intermediate shaft, two ends of the intermediate shaft are respectively arranged on the cabin shell and the sealing cover plate, a bevel gear and a cylindrical gear are respectively arranged on the intermediate shaft, the bevel gear and the bevel gear corresponding to the installation on the output shaft of the walking motor form a bevel gear transmission pair, the cylindrical gear and the cylindrical gear corresponding to the installation on the axle form a cylindrical gear transmission pair, and the walking motor drives the wheels to rotate through two-stage transmission.

Each group of power mechanisms is provided with one or two supporting wheels arranged along the axis of the power cabin, and the two supporting wheels are symmetrical relative to the axle, so that the walking stability of the power cabin is improved. The upper end of the power cabin is provided with a hollow circular joint, and a sealing mechanism is arranged on the contact surface.

The work compartment includes the rotating electrical machines, the output shaft of rotating electrical machines is connected with the cutter, the cutter is located outside the lower extreme wallboard of cabin body shell, the axletree with run through of piggyback pod department and the rotating electrical machines with run through of piggyback pod department is equallyd divide and is provided with sealing mechanism respectively.

The cutter includes cutter holder and blade, the one end of cutter holder with rotating electrical machines's output shaft, the other end of cutter is along the at least three blade of circumference equipartition, each the surface of blade all is provided with cockscomb structure sword tooth, the surface generating line of blade is broken line taper shape.

The work cabin comprises a detection sensor, and the detection sensor comprises a pressure sensor, a temperature sensor, a camera sensor and an ultrasonic sensor.

The wheel is a toothed running wheel, climbing teeth are uniformly distributed on the outer cylindrical surface of the wheel at intervals, the shape of the tooth crest line of each climbing tooth is matched with the shape of the inner wall of the pipeline, and the tooth root of each climbing tooth is in a diagonal shape with a low outer part and a high inner part.

The sensor of control storehouse includes temperature sensor and hall sensor, temperature sensor and hall sensor are equallyd divide and are installed respectively on the inner wall of piggyback pod and with the controller is connected.

The invention has the beneficial effects that:

1. the device can move up and down along the crude oil pipeline under the action of electric power, and can remove attachments on the inner wall of the crude oil pipeline by rotary cutting of the cutter, particularly remove paraffin on the inner wall of the crude oil pipeline, so that the effect is better. Downhole conditions can also be detected if a detection sensor is mounted at the end.

2. The transverse end face of the power cabin is square, and a gap exists between the power cabin and the inner wall of the crude oil pipeline, so that crude oil can pass through the gap, and the pipeline can be cleaned without stopping production.

3. According to the invention, the power cabin is provided with a plurality of power driving mechanisms according to requirements, and each power driving mechanism is supported at least by three points, so that the power cabin can be stably attached to the pipe wall.

4. The spring is arranged on the wheel frame of the rolling wheel, so that the power cabin can be stably supported, the jacking of hard objects on the pipe wall can be adapted, and the support stability is improved by arranging two rolling wheels in front and at the back.

5. Climbing teeth are uniformly distributed on the outer cylindrical surface of the wheel at intervals, so that the anti-skidding capacity is improved, and the smooth operation of the whole device is facilitated; in addition, the pressure sensor, the Hall sensor and the temperature sensor are arranged, so that the position and the running condition of the whole device can be sensed, and the control is convenient.

6. The oil pumping device is reasonable in design, self-powered, capable of moving up and down and back and forth autonomously, capable of reducing the influence on oil pumping, high in practicability and high in economic benefit and social benefit.

Description of the drawings:

FIG. 1 is a schematic structural diagram of a climbing power device in a pipeline;

FIG. 2 is a top plan view of the crawling power plant within the pipeline shown in FIG. 1;

FIG. 3 is a cross-sectional view taken at C-C of FIG. 1;

FIG. 4 is an enlarged view of FIG. 1 at D;

FIG. 5 is another alternative form of support wheel and spring arrangement;

FIG. 6 is a front view of the wheel of FIG. 2;

FIG. 7 is a left side elevational view of the wheel illustrated in FIG. 6;

FIG. 8 is a cross-sectional view taken along line A-A of FIG. 6;

fig. 9 is a perspective view of the wheel shown in fig. 6.

The specific implementation mode is as follows: