CN109751479B - Positioning device for detector in pipeline - Google Patents
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- CN109751479B CN109751479B CN201910187619.0A CN201910187619A CN109751479B CN 109751479 B CN109751479 B CN 109751479B CN 201910187619 A CN201910187619 A CN 201910187619A CN 109751479 B CN109751479 B CN 109751479B
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Abstract
The invention discloses a positioning device for a detector in a pipeline, which mainly comprises a base, a supporting device, a force taking device, a speed reducer, a spring bracket, a spring rod, a fluctuation disk and a spring, wherein the force taking wheel in the force taking device is tightly propped against the inner wall of the pipeline under the support of the supporting device, when the positioning device walks in the pipeline along with the detector, the force taking wheel rotates under the friction force action of the inner wall of the pipeline and drives a driving gear to rotate, then the rotation is input into the speed reducer by a driven gear, after the speed is regulated by the speed reducer, the output shaft of the speed reducer drives a cam on the output shaft to rotate, the spring rod is pushed to compress the spring, the fluctuation disk continuously reciprocates, and then fluid in surrounding pipelines fluctuates, and the fluctuation is a pressure wave which can be detected by an external signal receiving device, so that the running position information of the detector in the pipeline is obtained.
Description
Technical Field
The invention discloses the technical field of positioning of detectors in pipelines, in particular to a positioning device for the detectors in the pipelines.
Background
The petroleum and natural gas pipeline transportation is called as national 'energy blood vessel', and plays a vital role in national economy. In order to ensure the safety of ecological environment and energy transportation, detection in the pipeline is an internationally recognized effective means for guaranteeing the safe operation of the pipeline. In the case of in-line detection, the position of the inner detector in the pipeline needs to be determined in real time, in particular when the inner detector is jammed in the pipeline, in order to take corresponding measures.
At present, the existing tracing and positioning method of the detecting instrument in the pipeline comprises the following steps: the tracing and positioning methods such as a mechanical method, an isotope method, an electromagnetic method, an acoustic method, a GPS/INS method and the like are adopted, but the equipment adopting the positioning method has the advantages of high cost, low positioning precision and more main problems that the real-time tracing and positioning of the detecting instrument in the pipeline cannot be realized. Especially, the oil gas pipeline is limited by environmental factors, such as the pipeline is buried underground or submarine, the pipe wall has strong shielding property, GPS signals cannot be obtained, information is closed, and the like, so that the equipment is difficult to realize real-time tracing and positioning of a detecting instrument in the oil gas pipeline during operation.
Therefore, how to develop a positioning device to realize real-time positioning of the detector in the pipeline is a urgent problem to be solved.
Disclosure of Invention
In view of the above, the invention provides a positioning device for an in-pipeline detector, which at least solves the problems that the existing positioning device for the in-pipeline detector is affected by the working environment of the pipeline and cannot realize the real-time positioning of the in-pipeline detector due to the fact that GPS signals, information sealing and other factors cannot be obtained.
The technical scheme provided by the invention is that the positioning device for the detector in the pipeline comprises: the device comprises a base 1, a supporting device 2, a force taking device 3, a speed reducer 4, a spring bracket 5, a spring rod 6, a fluctuation disk 7 and a spring 8;
the supporting device 2 is connected with the base 1;
the force taking device 3 is connected with the supporting device 2, and the force taking device 3 can rotate relative to the supporting device 2, and the force taking device 3 comprises: the power take-off wheel 31, the first rotating shaft 32 and the driving gear 33 are respectively provided with a mounting through hole at the center of the power take-off wheel 31 and the center of the driving gear 33, the power take-off wheel 31 and the driving gear 33 are respectively fixedly sleeved outside the first rotating shaft 32 through the mounting through holes, the first rotating shaft 32 is rotationally connected with the supporting device 2 through a bearing, and the outer diameter of the driving gear 33 is smaller than the outer diameter of the power take-off wheel 31;
the speed reducer 4 is fixedly connected with the supporting device 2, a driven gear 41 is fixedly sleeved on an input shaft of the speed reducer 4, a cam 42 is fixedly sleeved on an output shaft of the speed reducer 4, and the driven gear 41 is in driving engagement with a driving gear 33 in the power taking device 3;
the spring bracket 5 is fixedly connected with the speed reducer 4, a first guide plate 51 and a second guide plate 52 are respectively arranged on the spring bracket 5 along the length direction, and guide through holes are respectively arranged on the first guide plate 51 and the second guide plate 52;
one end of the spring rod 6 abuts against the side wall of the cam 42, the other end of the spring rod passes through the guide through hole in the first guide plate 51 and the guide through hole in the second guide plate 52 in sequence and then is fixedly connected with the toggle disc 7, a limit plate 61 is arranged on the side wall of the spring rod 6, and the limit plate 61 is positioned between the first guide plate 51 and the second guide plate 52;
the spring 8 is sleeved outside the spring rod 6, one end of the spring is propped against the second guide plate 52, and the other end of the spring is propped against the limiting plate 61 on the spring rod 6.
Preferably, the supporting device 2 comprises: a second rotation shaft 21, a torsion spring 22, and a first support arm 23 and a second support arm 24 arranged in parallel;
mounting through holes are correspondingly formed in the first support arm 23 and the second support arm 24 respectively;
the two ends of the rotating shaft 21 are fixedly connected with the base 1 after passing through the mounting through holes on the first support arm 23 and the mounting through holes on the second support arm 24 respectively;
the torsion spring 22 is fixedly sleeved outside the rotating shaft 21, and two ends of the torsion spring 22 are fixedly connected with the first support arm 23 and the second support arm 24 respectively.
Further preferably, the force taking wheel 31 in the force taking device 3 is a gear.
Further preferably, the mounting through hole 311 provided in the center of the power take-off wheel 31 is a special hole, and is composed of a circular through hole and a rectangular limiting through hole communicated with the circular through hole;
the first rotating shaft 32 is provided with a rectangular limiting bump matched with the rectangular limiting through hole at the sleeving position of the power take-off wheel 31.
Further preferably, the wobble plate 7 is a circular plate.
Further preferably, the wobble plate 7 is a disc, and grooves 71 recessed toward the center direction are circumferentially provided at intervals on the outer edge of the wobble plate 7.
Further preferably, the wobble plate 7 is a circular plate, and through holes 72 penetrating through both sides are provided at intervals on the wobble plate 7.
It is further preferred that the power take-off wheel 31 and the wave plate 7 in the power take-off 3 are both made of stainless steel.
Further preferably, the base 1 includes: a connecting piece 11 and a fixing seat 12;
the connecting piece 11 is used for being connected with the in-pipeline detector, and a U-shaped through hole is formed in the connecting piece 11 along the vertical direction;
the fixing seat 12 is fixedly connected with the U-shaped through hole on the connecting piece 11 through a fastening bolt.
The invention provides a positioning device for a detector in a pipeline, which mainly comprises a base, a supporting device, a power taking device, a speed reducer, a spring bracket, a spring rod, a fluctuation disk and a spring, wherein the base is used for integrally supporting positioning equipment and connecting with the detector in the pipeline, the power taking wheel in the power taking device is always tightly abutted against the inner wall of the pipeline under the support of the supporting device, when the positioning device walks along with the detector in the pipeline, the power taking wheel rotates under the friction force action of the inner wall of the pipeline and drives a driving gear in the power taking device to synchronously rotate, then a driven gear meshed with the driving gear inputs the rotation into the speed reducer, after the speed of the speed reducer is regulated, an output shaft of the speed reducer drives a cam on the output shaft to rotate, the spring rod is pushed to compress the spring, and meanwhile the fluctuation disk is pushed, after the cam rotates for one circle, the spring is rebounded, thereby driving the spring rod and the fluctuation disk to continuously reciprocate, so that fluid in the surrounding pipeline is fluctuated, and the fluctuation is detected by an external signal receiving device, and then the running position information of the detector in the pipeline is obtained.
The positioning device for the detector in the pipeline has the following advantages:
1. the passive design is adopted, the friction force between the power taking device and the inner wall of the pipeline is used as a power source, the device is not required to be powered, the structure is simplified, and meanwhile the problem that the running time of the device is limited due to battery power supply can be effectively avoided.
2. The frequency of the pressure wave generated by the positioning device can be adjusted, and according to the actual positioning precision requirement, the reduction ratio of the speed reducer can be adjusted to realize the adjustment of the occurrence frequency of the pressure wave.
3. The device has high compatibility and small volume, and can be suitable for pipelines with all sizes above phi 219, and the length of the supporting device can be changed to be suitable for pipelines with different sizes.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a front view block diagram of a positioning device for an in-pipeline detector according to an embodiment of the present disclosure;
FIG. 2 is a rear view block diagram of a positioning device for an in-pipeline detector according to an embodiment of the present disclosure;
FIG. 3 is a bottom view block diagram of a positioning device for an in-pipeline detector according to an embodiment of the present disclosure;
FIG. 4 is a schematic view of a force-taking wheel in a positioning device for an in-pipeline detector according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of another configuration of another power take-off wheel in a positioning device for an in-pipeline detector according to an embodiment of the present disclosure;
FIG. 6 is a schematic view of a first type of wobble plate in a positioning apparatus for an in-line detector according to an embodiment of the present disclosure;
FIG. 7 is a schematic view of a second type of wobble plate in a positioning apparatus for an in-line detector according to an embodiment of the present disclosure;
fig. 8 is a schematic structural view of a third type of wobble plate in a positioning device for an in-pipe detector according to an embodiment of the present disclosure.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the invention. Rather, they are merely examples of apparatus consistent with aspects of the invention as detailed in the accompanying claims.
The present embodiment provides a positioning device for an in-pipeline detector, referring to fig. 1, 2 and 3, the positioning device mainly comprises a base 1, a supporting device 2, a force taking device 3, a speed reducer 4, a spring bracket 5, a spring rod 6, a fluctuation disk 7 and a spring 8, wherein the base 1 is used as the integral support of the positioning device and is connected with the in-pipeline detector, the supporting device 2 is connected with the base 1, the force taking device 3 is connected with the supporting device 2, the supporting device 2 is used as the support, the force taking device 3 can rotate relative to the supporting device 2, specifically, the force taking device 3 mainly comprises a force taking wheel 31, a first rotating shaft 32 and a driving gear 33, wherein the center of the force taking wheel 31 and the center of the driving gear 33 are respectively provided with mounting through holes, the force taking wheel 31 and the driving gear 33 are respectively fixedly sleeved outside the first rotating shaft 32 through the respective mounting through holes, the support device 2 is provided with a mounting hole, the mounting hole is fixedly provided with a bearing, a first rotating shaft 32 in the power take-off device 3 is nested in the bearing so as to realize rotating connection with the support device 2, the outer diameter of a driving gear 33 in the power take-off device 3 is smaller than that of the power take-off wheel 31, a speed reducer 4 is fixedly connected with the support device 2, a driven gear 41 is fixedly sleeved on an input shaft of the speed reducer 4, a cam 42 is fixedly sleeved on an output shaft of the speed reducer 4, the driven gear 41 is in driving engagement with the driving gear 33 in the power take-off device 3, a spring bracket 5 is L-shaped, one side plate is fixedly connected with the speed reducer 4, a first guide plate 51 and a second guide plate 52 are respectively arranged on the lower surface of the other side plate along the length direction, guide through holes are respectively arranged on the first guide plate 51 and the second guide plate 52, one end of the spring rod 6 is propped against the side wall of the cam 42, the other end of the spring rod 6 sequentially passes through the guide through hole on the first guide plate 51 and the guide through hole on the second guide plate 52 and then is fixedly connected with the toggle disc 7, the side wall of the spring rod 6 is provided with a limiting plate 61, the limiting plate 61 is positioned between the first guide plate 51 and the second guide plate 52, the spring 8 is sleeved outside the spring rod 6, one end of the spring 8 is propped against the second guide plate 52, and the other end of the spring 8 is propped against the limiting plate 61 on the spring rod 6.
The positioning device for the in-pipeline detector in the embodiment has the following specific working procedures:
when the detector walks in the pipeline, the detector can drive the locating device to walk together, under the supporting effect of the supporting device, the power taking wheel in the power taking device can be propped against the inner wall of the pipeline all the time, therefore, when the locating device follows the detector to walk together in the pipeline, the power taking wheel rotates under the friction force action of the inner wall of the pipeline, the first rotating shaft and the driving gear are driven to rotate simultaneously, the driven gear is meshed with the driving gear in a driving way, the driving gear is driven to rotate after rotating, the rotation is transmitted into the speed reducer, the speed reducer is used for adjusting the speed, the output shaft of the speed reducer is used for outputting, the cam on the output shaft is driven to rotate, one end of the spring rod is propped against the side wall of the cam, the spring rod is sleeved with the spring, the cam can push the spring rod in the rotating process, the spring is compressed, and the fluctuation disc is pushed simultaneously, and after the cam rotates, the spring is rebounded, the spring rod and the fluctuation disc are driven to reciprocate continuously, so that fluid in the surrounding pipeline is enabled to generate a circle, namely, the fluctuation signal is detected by the external device, and the position information of the fluctuation device can be detected, and the pressure wave in the pipeline can be operated.
The positioning device mainly has the following characteristics:
1. adopts passive design: the power source of the positioning device is from the friction force of the power taking wheel in the power taking device, which is in contact with the inner wall of the pipeline, so that the positioning device does not need to be powered, the structural design is simplified, and meanwhile, the problem that the running time of the device is limited due to battery power supply can be effectively avoided, so that the positioning device can be ensured to run for a long time.
2. The frequency of the pressure wave generated by the positioning device can be adjusted: in the experimental design, the diameter d of the force taking wheel 0 Diameter d of drive gear =75mm 1 Diameter d of driven gear =45 mm 2 Transmission ratio of two gears n=96 mm 1 2.1, if the speed reducer is reduced by a speed ratio n 2 =7.5, (typically selectable between 7.5-100).
At this time, a pressure wave is generated, and the distance travelled by the speed reducer is:
D 0 ＝d 0 πn 1 n 2 ＝75×3.14×2.1×7.5＝3709.125mm≈3.7m；
if the running speed of the speed reducer is v 0 =5 m/s, then the pressure wave occurs once for a time of:
t 0 ＝D 0 /v 0 ＝3.7÷5＝0.74s。
through the calculation process, the reduction ratio n of the speed reducer can be adjusted according to the positioning precision requirement 2 And further, the change of the occurrence frequency of the pressure wave is realized, so that the external detection is facilitated.
3. The compatibility of the positioning device is high: the positioning equipment is small in size, the height of the positioning device for experiments is only 140mm, the positioning device can be suitable for pipelines with all sizes above phi 219, and for pipelines with different sizes, the lengths of the two supporting arms in the positioning device are only required to be adjusted.
In order to further improve the compatibility of the positioning device, as an improvement of the technical scheme, the base 1 is designed to be composed of a connecting piece 11 and a fixing seat 12, wherein the connecting piece 11 is used for being connected with a detector in a pipeline, a U-shaped through hole is formed in the connecting piece 11 along the vertical direction, the fixing seat 12 is fixedly connected with the U-shaped through hole in the connecting piece 11 through a fastening bolt, and a supporting device is fixedly connected with the fixing seat 12.
In the practical use process, the inner wall of the pipeline is found to be smooth, the inner wall of the pipeline is not always provided with bulges, in order to enable the positioning device to be suitable for the pipeline with smooth inner wall, and simultaneously, the positioning device is also suitable for the pipeline with bulges in the inner wall, as an improvement of the technical scheme, the supporting device 2 is designed to be composed of a second rotating shaft 21, a torsion spring 22 and a first supporting arm 23 and a second supporting arm 24 which are arranged in parallel, wherein mounting through holes are correspondingly arranged on the first supporting arm 23 and the second supporting arm 24 respectively, after the rotating shaft 21 passes through the mounting through holes on the first supporting arm 23 and the mounting through holes on the second supporting arm 24, two ends of the torsion spring 21 are fixedly connected with the base 1 respectively, the torsion spring 22 is fixedly sleeved outside the rotating shaft 21, and two ends of the torsion spring 22 are fixedly connected with the first supporting arm 23 and the second supporting arm 24 respectively. Experiments prove that through the design of the structure, even if the protrusion amount of 20% of the relative pipe diameter exists on the inner wall of the pipeline, the positioning device can still pass smoothly, and the applicability of the positioning device is improved.
In order to improve the friction force between the force taking wheel 31 and the inner wall of the pipeline in the force taking device 3, the force taking wheel 31 is convenient to rotate, as an improvement of the technical scheme, the force taking wheel 31 in the force taking device 3 is designed into a gear, see fig. 4 and 5, two structures designed for the force taking wheel are provided, the gear teeth on one force taking wheel 31 are triangular, and the gear teeth on the other force taking wheel 31 are rectangular.
Because when the power take-off wheel 31 rotates in the friction action of the inner wall of the pipeline, the first rotating shaft can be driven to synchronously rotate, so that the fixation between the first rotating shaft and the first rotating shaft is improved, the synchronous rotation is facilitated, as an improvement of the technical scheme, see fig. 4 and 5, an installation through hole 311 arranged in the center of the power take-off wheel 31 is a special-shaped hole and is formed by a circular through hole and a rectangular limit through hole communicated with the circular through hole, the first rotating shaft 32 is provided with a rectangular limit bump matched with the rectangular limit through hole at the sleeving position of the power take-off wheel 31 in order to match the shape of the installation through hole, and the position between the power take-off wheel and the first rotating shaft is limited by matching the rectangular limit through hole and the rectangular limit bump.
In the positioning device, the wave disc 7 can be designed into various structures, and can be designed into a simple disc structure, as shown in fig. 6, 7 and 8; on the basis of designing the fluctuation disk 7 into a disk structure, grooves 71 which are recessed towards the center direction are arranged at intervals along the circumferential direction on the outer edge of the fluctuation disk 7; the wave plate 7 may be designed as a disk structure, and through holes 72 penetrating through both sides are provided at intervals on the wave plate 7. In order to extend the service life thereof, the power take-off wheel 31 and the wave disk 7 in the power take-off 3 are made of stainless steel.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It is to be understood that the invention is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (9)
1. A positioning device for an in-line detector, comprising: the device comprises a base (1), a supporting device (2), a force taking device (3), a speed reducer (4), a spring bracket (5), a spring rod (6), a fluctuation disc (7) and a spring (8);
the supporting device (2) is connected with the base (1);
the power take-off device (3) is connected with the supporting device (2), and the power take-off device (3) can rotate relative to the supporting device (2), the power take-off device (3) comprises: the power taking device comprises a power taking wheel (31), a first rotating shaft (32) and a driving gear (33), wherein installation through holes are formed in the center of the power taking wheel (31) and the center of the driving gear (33), the power taking wheel (31) and the driving gear (33) are fixedly sleeved on the outer part of the first rotating shaft (32) through the installation through holes respectively, the first rotating shaft (32) is in rotating connection with a supporting device (2) through a bearing, and the outer diameter of the driving gear (33) is smaller than that of the power taking wheel (31);
the speed reducer (4) is fixedly connected with the supporting device (2), a driven gear (41) is fixedly sleeved on an input shaft of the speed reducer (4), a cam (42) is fixedly sleeved on an output shaft of the speed reducer (4), and the driven gear (41) is in driving engagement with a driving gear (33) in the power taking device (3);
the spring support (5) is fixedly connected with the speed reducer (4), a first guide plate (51) and a second guide plate (52) are respectively arranged on the spring support (5) along the length direction, and guide through holes are respectively formed in the first guide plate (51) and the second guide plate (52);
one end of the spring rod (6) is propped against the side wall of the cam (42), the other end of the spring rod sequentially passes through the guide through hole on the first guide plate (51) and the guide through hole on the second guide plate (52) and then is fixedly connected with the fluctuation disc (7), a limit plate (61) is arranged on the side wall of the spring rod (6), and the limit plate (61) is positioned between the first guide plate (51) and the second guide plate (52);
the spring (8) is sleeved outside the spring rod (6), one end of the spring is propped against the second guide plate (52), and the other end of the spring is propped against the limiting plate (61) on the spring rod (6).
2. Positioning device for an in-line detector according to claim 1, characterized in that the support device (2) comprises: a second rotating shaft (21), a torsion spring (22), a first supporting arm (23) and a second supporting arm (24) which are arranged in parallel;
mounting through holes are correspondingly formed in the first support arm (23) and the second support arm (24) respectively;
the two ends of the rotating shaft (21) are fixedly connected with the base (1) respectively after penetrating through the mounting through holes on the first support arm (23) and the mounting through holes on the second support arm (24);
the torsion spring (22) is fixedly sleeved outside the rotating shaft (21), and two ends of the torsion spring (22) are fixedly connected with the first support arm (23) and the second support arm (24) respectively.
3. Positioning device for an in-line detector according to claim 1, characterized in that the force take-off wheel (31) in the force take-off device (3) is a gear.
4. The positioning device for the in-pipeline detector according to claim 1, wherein the mounting through hole (311) arranged in the center of the power take-off wheel (31) is a special-shaped hole and is composed of a circular through hole and a rectangular limiting through hole communicated with the circular through hole;
the first rotating shaft (32) is provided with a rectangular limiting lug matched with the rectangular limiting through hole at the sleeving position of the power taking wheel (31).
5. Positioning device for an in-line detector according to claim 1, characterized in that the wobble plate (7) is a circular plate.
6. The positioning device for an in-pipeline detector according to claim 1, wherein the fluctuation disk (7) is a circular disk, and grooves (71) recessed toward the center direction are formed in the outer edge of the fluctuation disk (7) at intervals along the circumferential direction.
7. Positioning device for an in-pipe detector according to claim 1, characterized in that the wobble plate (7) is a circular plate and that through holes (72) are provided in the wobble plate (7) at intervals through both sides.
8. Positioning device for an in-line detector according to claim 1, characterized in that the force take-off wheel (31) and the wobble plate (7) in the force take-off device (3) are both made of stainless steel material.
9. Positioning device for an in-line detector according to claim 1, characterized in that the base (1) comprises: a connecting piece (11) and a fixing seat (12);
the connecting piece (11) is used for being connected with the detector in the pipeline, and a U-shaped through hole is formed in the connecting piece (11) along the vertical direction;
the fixing seat (12) is fixedly connected with the U-shaped through hole on the connecting piece (11) through a fastening bolt.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9210438D0 (en) * | 1991-05-16 | 1992-07-01 | Conoco Inc | Apparatus and method for inspecting a tubular structure |
| US5571977A (en) * | 1992-09-08 | 1996-11-05 | Kipp; Jens-Werner | Process and device for inspecting and/or servicing and repairing subsidiary canals branching off from a main drain |
| CN203758484U (en) * | 2013-12-31 | 2014-08-06 | 中国石油化工集团公司 | Mileage measurement mechanism for detecting interior of pipe |
| CN106499913A (en) * | 2016-12-28 | 2017-03-15 | 沈阳工业大学 | Mechanical type pressing Reeb signal generation apparatus and method in a kind of pipeline |
| CN206338589U (en) * | 2016-12-28 | 2017-07-18 | 沈阳工业大学 | A kind of pressure wave signal generator |
| CN107166174A (en) * | 2017-05-28 | 2017-09-15 | 东北大学 | A kind of real-time tracking of submarine pipeline internal detector and alignment system and method |
| CN108180346A (en) * | 2017-11-21 | 2018-06-19 | 金华送变电工程有限公司 | A kind of pipeline inspecting robot |
| CN209705534U (en) * | 2019-03-13 | 2019-11-29 | 沈阳仪表科学研究院有限公司 | A kind of positioning device for in-pipeline detector |
-
2019
- 2019-03-13 CN CN201910187619.0A patent/CN109751479B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9210438D0 (en) * | 1991-05-16 | 1992-07-01 | Conoco Inc | Apparatus and method for inspecting a tubular structure |
| US5571977A (en) * | 1992-09-08 | 1996-11-05 | Kipp; Jens-Werner | Process and device for inspecting and/or servicing and repairing subsidiary canals branching off from a main drain |
| CN203758484U (en) * | 2013-12-31 | 2014-08-06 | 中国石油化工集团公司 | Mileage measurement mechanism for detecting interior of pipe |
| CN106499913A (en) * | 2016-12-28 | 2017-03-15 | 沈阳工业大学 | Mechanical type pressing Reeb signal generation apparatus and method in a kind of pipeline |
| CN206338589U (en) * | 2016-12-28 | 2017-07-18 | 沈阳工业大学 | A kind of pressure wave signal generator |
| CN107166174A (en) * | 2017-05-28 | 2017-09-15 | 东北大学 | A kind of real-time tracking of submarine pipeline internal detector and alignment system and method |
| CN108180346A (en) * | 2017-11-21 | 2018-06-19 | 金华送变电工程有限公司 | A kind of pipeline inspecting robot |
| CN209705534U (en) * | 2019-03-13 | 2019-11-29 | 沈阳仪表科学研究院有限公司 | A kind of positioning device for in-pipeline detector |
Non-Patent Citations (1)
| Title |
|---|
| 管道内检测技术及系统发展综述;诸海博等;《管道技术与设备》;20180515(第第3期期);第22-25页 * |
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