CN212494386U - Automatic rotation type pipe cleaner - Google Patents
Automatic rotation type pipe cleaner Download PDFInfo
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- CN212494386U CN212494386U CN202020988874.3U CN202020988874U CN212494386U CN 212494386 U CN212494386 U CN 212494386U CN 202020988874 U CN202020988874 U CN 202020988874U CN 212494386 U CN212494386 U CN 212494386U
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Abstract
The utility model relates to a pipeline cleaning technical field especially relates to an automatic rotation type dredging pipe ware. The device comprises a sealing cylinder, a storage battery, a speed reducing motor, a linkage shaft and a rotary scraping disc; the sealed cylinder comprises a cylinder body, a front end cover and a rear end cover are correspondingly arranged at two ends of the cylinder body respectively, the front end cover, the cylinder body and the rear end cover are matched to form an airtight inner cavity, the storage battery and the speed reduction motor are arranged in the airtight inner cavity, leather bowl groups are arranged at two ends of the sealed cylinder respectively, a mounting base I is arranged on the front end cover of the sealed cylinder, one end of the linkage shaft penetrates through the axle center of the front end cover and is coaxially connected with a rotating shaft of the speed reduction motor, and the other end of the linkage shaft is fixedly connected with the rotary scraping disc. This technical scheme utilizes gear motor to provide rotary power for rotatory scraping disk, makes rotatory scraping disk autogiration, further realizes that the annex on the pipeline is scraped to the dredging pipe ware initiative, has ensured cleaning performance and cleaning efficiency, further reduces the dredging pipe operation number of times.
Description
Technical Field
The utility model relates to a pipeline cleaning technical field especially relates to an automatic rotation type dredging pipe ware.
Background
After the oil and gas pipelines are operated for a period of time, a large amount of attachments such as wax, sediment, precipitate, dirt and the like are adhered to the inner walls of the pipelines, or rusty spots appear on the inner walls of the pipelines, the attachments affect the pipeline conveying capacity, the pipelines are blocked in severe cases, and even accidents are caused, so that the pipelines need to be cleaned regularly. At present, there are two kinds of modes of chemical pigging and physical pigging in the industrial field, wherein, chemical pigging drops into chemical cleaner in the directional pipeline, and the pipeline is washed and then the discharge tube through the fluid in the pipeline after the deposit takes place to react with the cleaner in the pipeline, but chemical pigging is difficult to thoroughly wash the pipeline, and the pigging is with high costs moreover, probably influences the pipeline transportation volume even, causes environmental pollution, consequently, generally adopts the mode of physical pigging in the engineering.
The physical pipe cleaning means that the attachments adhered to the inner wall of the pipeline are broken and peeled off by utilizing the friction and the scraping action of the pipeline cleaner on the pipeline and the impact force generated by the leakage fluid around the pipeline cleaner, and then the attachments are discharged out of the pipeline. The pig is a special tool which is pushed by gas, liquid or a pipeline conveying medium and is used for cleaning the pipeline. The electromagnetic tracking system can be carried with an electromagnetic transmitting device to form an electronic tracking system together with a ground receiving instrument, and can be provided with other matched accessories to complete various complex pipeline operation tasks.
However, most of the physical cleaning pipes in the prior art are cleaning pipes which are powered by differential pressure generated by gas, liquid or pipe transmission medium, and the attachments on the inner wall of the pipe are scraped and scraped by leather cups and scrapers on the cleaning pipes, i.e. the attachments are scraped passively under the action of external conditions (differential pressure generated by gas, liquid or pipe transmission medium), so that the cleaning efficiency is low due to the fact that most of the inner walls of the pipes are scaled/hard-scaled, the cleaning is very difficult and poor, the pipe cleaning operation needs to be repeated for many times, and further, the pipe cleaning efficiency is low, for example, oil and gas pipelines have excessive deposits, and the deposits can be accumulated at the front end of the cleaning pipe in the process of cleaning the pipe, and the hard-to-scale dirt (scaling/hard-scale) exists on the pipe wall of the cleaning pipe, so that the resistance to the cleaning pipes is greatly increased, and the cleaning pipes are easy to block in serious cases, but currently the pig and front end deposits can only be forced by increasing the pig back end media pressure. Therefore, the leather cup at the front end of the pipe cleaner is often seriously deformed, the residues in the pipe are excessive, and the like.
Disclosure of Invention
An object of the utility model is to prior art not enough, provide an automatic rotation type dredging pipe ware, set up rotatory frizing at the dredging pipe ware front end, utilize gear motor to realize hanging a set autogiration, realize scraping down hard dirt along pipeline circumference, further reduce the axial motion resistance of dredging pipe ware.
The method is realized by the following technical scheme:
an autogiration type pig characterized in that: the device comprises a sealing cylinder, a storage battery, a speed reducing motor, a linkage shaft and a rotary scraping disc; the sealing cylinder comprises a cylinder body, the cylinder body is of a hollow cylinder structure with two open ends, the two open ends are respectively and correspondingly provided with a front end cover and a rear end cover, the front end cover, the cylinder body and the rear end cover are matched to form a closed inner cavity, the storage battery and the speed reducing motor are arranged in the closed inner cavity, namely, the cylinder body provides good sealing conditions for the storage battery and the speed reducing motor, the speed reducing motor can be ensured to stably run, the storage battery is electrically connected with the speed reducing motor, a stable power supply source is provided for the speed reducing motor, the sealing cylinder can be opened to take out the storage battery, and the storage battery can be charged or replaced conveniently; the two ends of the sealing cylinder are respectively provided with a leather cup group, the leather cup group comprises a plurality of leather cups, the leather cups are mainly used for being elastically sealed with the pipeline, specifically, a corresponding series of pipe cleaners are placed in the pipeline to be operated according to the operation requirement, the outer edges of the pipe cleaners and the inner wall of the pipeline are elastically sealed, the pressure difference generated by a pipe conveying medium is used as power to push the pipe cleaners to operate along the pipeline, scaling or deposits in the pipeline are removed by the scraping and scouring action of the pipe cleaners or machines carried by the pipe cleaners, the machines carried by the pipe cleaners in the technical scheme are rotary scraping discs, the speed reducing motor is used for providing a first rotating force for the rotary scraping discs, specifically, the front end cover of the sealing cylinder is provided with a mounting base I, the speed reducing motor is fixedly arranged on the front end cover through the mounting base I, one end of the linkage shaft penetrates through the axis of the front end cover and is coaxially connected with the rotating shaft of, the other end of the universal driving shaft is fixedly connected with the rotary scraping disc, the extension of the rotary scraping disc is tightly attached to the inner wall of the pipeline during the operation of the pipeline cleaner, and the pipeline cleaner can actively clean scale/hard scale in the pipeline by controlling the automatic rotation of the rotary scraping disc.
Correspondingly, the rotary scraping disc comprises a central connecting piece, a plurality of scraping blades and a plurality of connecting rods which are arranged around the central connecting piece at equal intervals, and the central connecting piece is fixedly connected with the linkage shaft; the doctor-bar and connecting rod one-to-one, and the doctor-bar passes through the connecting rod with central connecting piece and is connected, and the doctor-bar is connected to the one end of connecting rod promptly, and the central connecting piece is connected to the other end, and is preferred, is connected with 6 connecting rods on the central connecting piece, makes the motion path of 6 doctor-bars that correspond in the pipeline be six spiral winding structures to avoid having the place that does not scrape, spiral winding structure here is based on DNA double helix structure, and a doctor-bar corresponds a spiral, and 6 doctor-bars correspond 6 spirals promptly.
Furthermore, because the inner diameters of the pipeline may have different sizes, the rotary scraping disc is a buffer type rotary scraping disc, namely the linkage shaft sleeve is provided with a bearing base, a supporting base and a buffer spring, and the connecting rod is hinged with the central connecting piece; the force bearing base is positioned at one end of the linkage shaft close to the rotary scraping disc and used for supporting the connecting rod; the supporting base is positioned at one end of the linkage shaft, which is close to the speed reducing motor, and is fixedly connected with the front end cover of the sealing barrel; the buffer spring and the universal driving shaft are coaxially arranged, the buffer spring is arranged between the supporting base and the bearing base, the supporting base can move back and forth along the axial direction of the universal driving shaft, the rotary scraping disc can adjust an included angle between the connecting rod and the universal driving shaft according to the change of the inner diameter of the pipeline, and the buffer spring is further released through the supporting base so as to reduce or increase the radius of the rotary scraping disc.
Preferably, the cylinder comprises a first body connected with the front end cover in a sealing way and a second body connected with the rear end cover in a sealing way; first body passes through bolted connection with the second body, and the position of first body and second body contact is provided with elastic sealing structure, and elastic sealing structure specifically indicates that the position of first body and second body contact sets up rubber circle or other elastic material, makes first body and second body sealing connection, can realize guaranteeing under the condition of leakproofness, and a sealed section of thick bamboo is dismantled from the middle, and is further, is convenient for charge or change the battery and conveniently overhauls and maintain gear motor.
Preferably, the leather cup group comprises a sealing leather cup and a guiding leather cup, and the leather cup groups at the front end and the rear end are matched with the sealing cylinder to form an H-shaped structure. The guide leather cup is mainly used for supporting the whole pipe cleaner, the sealing leather cup and the pipeline form sealing, and the pipe cleaner moves axially along the pipeline under the action of fluid.
Preferably, the cylinder is provided with a mounting base II, and the storage battery is fixedly arranged on the cylinder through the mounting base II.
Preferably, the linkage shaft is connected with a rotating shaft of the speed reducing motor through a coupler so as to ensure the stability of the connecting structure.
The beneficial effect that this technical scheme brought:
1) compared with the defects of the prior art that the pipeline cleaner scrapes attachments passively, the technical scheme is that the rotary scraping disc is arranged on the sealing cylinder, the rotary scraping disc is used as a tool of the pipeline cleaner, and the speed reduction motor is used for providing rotary power for the rotary scraping disc to enable the rotary scraping disc to rotate automatically, so that the attachments on the pipeline can be further scraped actively by the pipeline cleaner, further, the pressure difference generated by gas, liquid or a pipeline conveying medium is mainly used as power for pushing the pipeline cleaner to move forwards, the resistance of scaling/hard scale to the pipeline cleaner is not required to be overcome, the requirement on the pressure of the medium at the rear end of the pipeline cleaner is not high, the phenomenon that the leather cup at the front end deforms seriously to cause excessive residues in the pipeline is further avoided, the times of repeated pipeline cleaning operation can be reduced, and the pipeline cleaning;
2) in the technical scheme, the scraping pieces are tightly attached to the inner wall of the pipeline, attachments including scaling/hard scale on the inner wall of the pipeline are effectively scraped under the automatic rotation of the rotary scraping disc, and all scraping pieces are matched in moving ways to form a multi-spiral winding structure, so that places which are not scraped are effectively avoided, the cleaning effect and the cleaning efficiency are ensured, and the number of times of pipe cleaning operation can be further reduced;
3) adopt the rotatory frizing of buffering formula among this technical scheme, the rotatory frizing of buffering formula can be according to the whole radius of change adjustment self of pipeline internal diameter to ensure that the dredging pipe ware passes smoothly inside the pipeline.
Drawings
The foregoing and following detailed description of the invention will be apparent when read in conjunction with the following drawings, in which:
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a front end side view of the present solution;
FIG. 4 is an enlarged view of the structure at A;
in the figure:
1. a sealing cylinder; 1.1, a cylinder body; 1.1.1, a first body; 1.1.2, a second body; 1.2, a front end cover; 1.3, a rear end cover; 2. a storage battery; 3. a reduction motor; 4. a linkage shaft; 5. rotating the scraping disc; 5.1, scraping a blade; 5.2, connecting rods; 5.3, a central connecting piece; 6. sealing the cavity; 7. a leather bowl group; 7.1, sealing the leather cup; 7.2, guiding a leather cup; 8. a base I is installed; 9. mounting a base II; 10. a bearing base; 11. a support base; 12. a buffer spring; 13. an elastic sealing structure; 14. a pipeline.
Detailed Description
The technical solution to achieve the object of the present invention is further illustrated by several specific embodiments, and it should be noted that the technical solution claimed in the present invention includes but is not limited to the following embodiments, that is, the following are only preferred embodiments of the present invention, and are not intended to limit the present invention, and various modifications and changes can be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Example 1
The embodiment discloses an automatic rotary type pipe cleaner, which is used as a basic implementation scheme of the utility model and comprises a sealing cylinder 1, a storage battery 2, a speed reducing motor 3, a linkage shaft 4 and a rotary scraping disc 5; the sealing cylinder 1 comprises a cylinder body 1.1, the cylinder body 1.1 is a hollow cylinder structure with two open ends, the open ends of the two ends are respectively and correspondingly provided with a front end cover 1.2 and a rear end cover 1.3, the front end cover 1.2, the cylinder body 1.1 and the rear end cover 1.3 are matched to form a closed inner cavity, and the storage battery 2 and the speed reducing motor 3 are arranged in the closed inner cavity; the two ends of the sealing cylinder 1 are respectively provided with a leather bowl group 7, a front end cover 1.2 of the sealing cylinder 1 is provided with a mounting base I8, and the speed reducing motor 3 is fixedly arranged on the front end cover 1.2 through the mounting base I8; one end of the linkage shaft 4 passes through the axle center of the front end cover 1.2 and is coaxially connected with the rotating shaft of the speed reducing motor 3, and the other end of the linkage shaft 4 is fixedly connected with the rotary scraping disc 5.
In the implementation of the technical scheme, in the pipeline 14 to be operated, a pipe cleaner of a corresponding model is placed according to the inner diameter of the pipeline 14, the pipe cleaner of a corresponding model needs to meet the requirement that the outer edge of a leather cup in the leather cup group 7 is elastically sealed with the inner wall of the pipeline 14, after the pipe cleaner is placed in the pipeline 14, the outer edge of the rotary scraping disc 5 is tightly attached to the inner wall of the pipeline 14, the rotary scraping disc 5 is driven by the speed reducing motor 3 to scrape attachments circumferentially along the pipeline 14, meanwhile, the pipe cleaner moves forwards under the action of pressure difference generated by gas, liquid or a pipe conveying medium, and further, the rotary scraping disc 5 scrapes the attachments on the inner wall of the pipeline 14 before the leather cup group 7 (specifically, the leather cup group 7 is located at the front end of the sealing cylinder 1), so that no scaling/hard scale is generated on the inner wall of the pipeline 14 where the leather cup group 7 reaches. Compare in the defect that the passive pipeline scraping 14 of dredging pipe utensil exists of prior art, this technical scheme is through setting up rotatory scraping plate 5 at sealing cylinder 1, with rotatory scraping plate 5 as the machines and tools of dredging pipe ware, and utilize gear motor 3 to provide rotary power for rotatory scraping plate 5, make rotatory scraping plate 5 autogiration, further realize that the dredging pipe ware initiatively scrapes the attachment on the pipeline 14, furthermore, gas, the pressure differential that liquid or pipe transported medium produced mainly is as the power that promotes the dredging pipe ware and gos forward, need not to overcome the scale deposit/the resistance of hard scale to dredging pipe ware, consequently, the requirement to dredging pipe ware rear end medium pressure is not high, further avoided the serious deformation of front end leather cup to cause intraductal residue too much etc. from this reducible repeated pipe cleaning operation's number of times, with pipe cleaning efficiency. And this technical scheme simple structure, easily realization possess lower material cost under the prerequisite of guaranteeing the implementation effect.
Example 2
The embodiment discloses an aging test box with a rapid thermal aging chamber, which is taken as a basic implementation scheme of the utility model, namely, in the embodiment 1, a rotary scraping disc 5 comprises a central connecting piece 5.3, a plurality of scraping sheets 5.1 and a plurality of connecting rods 5.2 which are equidistantly arranged around the central connecting piece 5.3, and the central connecting piece 5.3 is fixedly connected with a universal driving shaft 4; the scraping pieces 5.1 correspond to the connecting rods 5.2 one by one, and the scraping pieces 5.1 are connected with the central connecting piece 5.3 through the connecting rods 5.2; furthermore, the rotary scraping disc 5 is a buffer type rotary scraping disc 5, namely a force bearing base 10, a supporting base 11 and a buffer spring 12 are sleeved on the linkage shaft 4, and a connecting rod 5.2 is hinged with the central connecting piece 5.3; the force bearing base 10 is positioned at one end of the linkage shaft 4 close to the rotary scraping disc 5 and is used for supporting the connecting rod 5.2; the support base 11 is positioned at one end of the universal driving shaft 4 close to the speed reducing motor 3 and is fixedly connected with the front end cover 1.2 of the sealing barrel 1; the buffer spring 12 and the linkage shaft 4 are coaxially arranged, and the buffer spring 12 is positioned between the support base 11 and the bearing base 10; the cylinder 1.1 comprises a first body 1.1.1 connected with the front end cover 1.2 in a sealing way and a second body 1.1.2 connected with the rear end cover 1.3 in a sealing way; the first body 1.1.1 is connected with the second body 1.1.2 through a bolt, and an elastic sealing structure 13 is arranged at the contact position of the first body 1.1.1 and the second body 1.1.2; the cylinder 1.1 is provided with a mounting base II 9, and the storage battery 2 is fixedly arranged on the cylinder 1.1 through the mounting base II 9; the leather cup group 7 comprises a sealing leather cup 7.1 and a guiding leather cup 7.2; the linkage shaft 4 is connected with a rotating shaft of the speed reducing motor 3 through a coupler.
In the implementation process of the technical scheme, if the inner diameter of the pipeline 14 is suddenly reduced, the scraping blades 5.1 in the rotary scraping disc 5 are folded towards the linkage shaft 4 under the action of the inner wall of the pipeline 14, the whole outer edge range of the rotary scraping disc 5 is reduced, further, the included angle between the connecting rod 5.2 and the linkage shaft 4 is reduced, the supporting base 11 is drawn close to the bearing base 10 under the action of the connecting rod 5.2, and the buffer spring 12 is compressed; if the inner diameter of the pipeline 14 returns to the original size, the buffer spring 12 is released, the support base 11 is far away from the bearing base 10 under the action of the buffer spring 12, the scraping blades 5.1 in the rotary scraping disc 5 expand outwards, and the whole outer edge range of the rotary scraping disc 5 is enlarged. According to the technical scheme, the buffer type rotary scraping disc 5 is adopted, the buffer type rotary scraping disc 5 can adjust the integral radius of the buffer type rotary scraping disc 5 according to the change of the inner diameter of the pipeline 14 so as to ensure that a pipe cleaner can smoothly pass through the inside of the pipeline 14, the scraping blades 5.1 are tightly attached to the inner wall of the pipeline 14, the inner wall of the pipeline 14 including scaling/hard scale is effectively scraped under the automatic rotation of the rotary scraping disc 5, all the scraping blades 5.1 are matched to form a multi-spiral winding structure, the existence of places which are not scraped is effectively avoided, the cleaning effect and the cleaning efficiency are ensured, and the pipe cleaning operation times can be further reduced; in addition, the cylinder body 1.1 is divided into a first body 1.1.1 and a second body 1.1.2, so that the storage battery 2 can be charged or replaced conveniently, the speed reduction motor 3 can be maintained conveniently, and meanwhile, the elastic sealing structure 13 is arranged to ensure the sealing performance of the sealing cavity; be provided with mounting base II 9 on barrel 1.1, for battery 2 provides the installation basis, battery 2 is fixed in on barrel 1.1, can reduce the focus of dredging pipe ware to a certain extent to increase the stability of dredging pipe ware in the course of the work, the reliability of being connected between gear motor 3 pivot and universal driving shaft 4 has been ensured to the shaft coupling, has laid reliable basis for the smooth operation of rotatory frizing 5.
Claims (7)
1. An autogiration type pig characterized in that: comprises a sealing cylinder (1), a storage battery (2), a speed reducing motor (3), a linkage shaft (4) and a rotary scraping disc (5);
the sealing cylinder (1) comprises a cylinder body (1.1), the cylinder body (1.1) is of a hollow cylinder structure with two open ends, the open ends of the two ends are respectively and correspondingly provided with a front end cover (1.2) and a rear end cover (1.3), the front end cover (1.2), the cylinder body (1.1) and the rear end cover (1.3) are matched to form a closed inner cavity, and the storage battery (2) and the speed reduction motor (3) are arranged in the closed inner cavity;
the two ends of the sealing cylinder (1) are respectively provided with a leather bowl group (7), a front end cover (1.2) of the sealing cylinder (1) is provided with a mounting base I (8), and the speed reducing motor (3) is fixedly arranged on the front end cover (1.2) through the mounting base I (8); one end of the linkage shaft (4) penetrates through the axis of the front end cover (1.2) to be coaxially connected with the rotating shaft of the speed reducing motor (3), and the other end of the linkage shaft (4) is fixedly connected with the rotary scraping disc (5).
2. The automated rotary pig recited in claim 1 wherein: the rotary scraping disc (5) comprises a central connecting piece (5.3), a plurality of scraping blades (5.1) and a plurality of connecting rods (5.2) which are arranged around the central connecting piece (5.3) at equal intervals, and the central connecting piece (5.3) is fixedly connected with the linkage shaft (4); the scraping pieces (5.1) are in one-to-one correspondence with the connecting rods (5.2), and the scraping pieces (5.1) are connected with the central connecting piece (5.3) through the connecting rods (5.2).
3. The automated rotary pig recited in claim 2 wherein: the rotary scraping disc (5) is a buffering rotary scraping disc (5), namely a bearing base (10), a supporting base (11) and a buffering spring (12) are sleeved on the linkage shaft (4), and the connecting rod (5.2) is hinged with the central connecting piece (5.3); the force bearing base (10) is positioned at one end of the linkage shaft (4) close to the rotary scraping disc (5) and is used for supporting the connecting rod (5.2); the supporting base (11) is positioned at one end of the linkage shaft (4) close to the speed reducing motor (3) and is fixedly connected with a front end cover (1.2) of the sealing barrel (1); the buffer spring (12) and the linkage shaft (4) are coaxially arranged, and the buffer spring (12) is positioned between the support base (11) and the bearing base (10).
4. The automated rotary pig recited in claim 1 wherein: the cylinder (1.1) comprises a first body (1.1.1) connected with the front end cover (1.2) in a sealing way and a second body (1.1.2) connected with the rear end cover (1.3) in a sealing way; the first body (1.1.1) is connected with the second body (1.1.2) through a bolt, and an elastic sealing structure (13) is arranged at the contact position of the first body (1.1.1) and the second body (1.1.2).
5. The automated rotary pig recited in claim 1 wherein: the leather cup group (7) comprises a sealing leather cup (7.1) and a guiding leather cup (7.2).
6. The automated rotary pig recited in claim 1 wherein: a mounting base II (9) is arranged on the cylinder body (1.1), and the storage battery (2) is fixedly arranged on the cylinder body (1.1) through the mounting base II (9).
7. The automated rotary pig recited in claim 1 wherein: the linkage shaft (4) is connected with a rotating shaft of the speed reducing motor (3) through a coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988874.3U CN212494386U (en) | 2020-06-03 | 2020-06-03 | Automatic rotation type pipe cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020988874.3U CN212494386U (en) | 2020-06-03 | 2020-06-03 | Automatic rotation type pipe cleaner |
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| CN212494386U true CN212494386U (en) | 2021-02-09 |
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| CN202020988874.3U Active CN212494386U (en) | 2020-06-03 | 2020-06-03 | Automatic rotation type pipe cleaner |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114192520A (en) * | 2021-12-03 | 2022-03-18 | 江苏永诚装备科技有限公司 | Automatic clear up pigging device for natural gas line of waste residue |
| CN114850147A (en) * | 2022-05-07 | 2022-08-05 | 西南石油大学 | Automatic descaling and scale storage device for pipeline |
| CN115156209A (en) * | 2022-06-29 | 2022-10-11 | 沈阳能源技术开发研究所 | Novel energy-saving pipe cleaner applied to petroleum pipeline |
| CN115365239A (en) * | 2021-05-17 | 2022-11-22 | 中国石油天然气股份有限公司 | Pipe cleaner |
| CN117329956A (en) * | 2023-12-01 | 2024-01-02 | 国网山东省电力公司鄄城县供电公司 | Electric power pipeline internal deformation measuring device |
-
2020
- 2020-06-03 CN CN202020988874.3U patent/CN212494386U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115365239A (en) * | 2021-05-17 | 2022-11-22 | 中国石油天然气股份有限公司 | Pipe cleaner |
| CN115365239B (en) * | 2021-05-17 | 2024-06-25 | 中国石油天然气股份有限公司 | Pipe cleaner |
| CN114192520A (en) * | 2021-12-03 | 2022-03-18 | 江苏永诚装备科技有限公司 | Automatic clear up pigging device for natural gas line of waste residue |
| CN114850147A (en) * | 2022-05-07 | 2022-08-05 | 西南石油大学 | Automatic descaling and scale storage device for pipeline |
| CN115156209A (en) * | 2022-06-29 | 2022-10-11 | 沈阳能源技术开发研究所 | Novel energy-saving pipe cleaner applied to petroleum pipeline |
| CN117329956A (en) * | 2023-12-01 | 2024-01-02 | 国网山东省电力公司鄄城县供电公司 | Electric power pipeline internal deformation measuring device |
| CN117329956B (en) * | 2023-12-01 | 2024-02-13 | 国网山东省电力公司鄄城县供电公司 | Electric power pipeline internal deformation measuring device |
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