CN114658958A - Metal pipeline detection device - Google Patents
Metal pipeline detection device Download PDFInfo
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- CN114658958A CN114658958A CN202210292223.4A CN202210292223A CN114658958A CN 114658958 A CN114658958 A CN 114658958A CN 202210292223 A CN202210292223 A CN 202210292223A CN 114658958 A CN114658958 A CN 114658958A
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- 238000001514 detection method Methods 0.000 title claims abstract description 57
- 239000002184 metal Substances 0.000 title claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 80
- 230000007704 transition Effects 0.000 claims abstract description 39
- 239000000523 sample Substances 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims description 24
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 230000001105 regulatory effect Effects 0.000 claims description 17
- 230000001360 synchronised effect Effects 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims 7
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
- F16L55/32—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
- F16L55/28—Constructional aspects
- F16L55/40—Constructional aspects of the body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2101/00—Uses or applications of pigs or moles
- F16L2101/30—Inspecting, measuring or testing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention relates to the technical field of metal pipeline detection, in particular to a metal pipeline detection device, which comprises a power output mechanism, an auxiliary adjusting mechanism, a transition joint and a metal flaw detection device, wherein the power output mechanism, the auxiliary adjusting mechanism, the transition joint and the metal flaw detection device are sequentially arranged from right to left; the fine adjustment of the overall shape and position can be realized by arranging the auxiliary adjusting mechanism, so that the detection operation is more accurate; spring ejector rod passes through the take-up housing roof pressure forward, and the take-up housing promotes horizontal adjusting rod and opens the pipeline inner wall of laminating piezoelectric ultrasonic detection probe, and vertical adjusting rod plays the outrigger usefulness for piezoelectric ultrasonic detection probe is more stable in the use, ensures the accuracy.
Description
Technical Field
The invention relates to the technical field of metal pipeline detection, in particular to a metal pipeline detection device.
Background
Need detect it in order to guarantee metal pipeline safe operation, according to the detection mode difference, divide into the pipeline and examine with the pipeline is examined outward, be used for detecting the pipeline problems such as crackle, corruption, damage, piezoelectricity ultrasonic testing is used widely because the various defects of accurate detection go out, but some pipelines bury underground or other special operational environment can't use the pipeline to examine outward, generally stretch into inside the pipeline through piezoelectricity ultrasonic probe, can carry out relevant detection operation to the pipeline inner wall, however to narrow and small long distance pipeline in space, when the detection personnel can't get into inside the pipeline, then can't accomplish relevant detection task.
Chinese patent with publication number CN109488836 discloses an automatic flaw detection for inner wall of pipeline, carbon planer and welding robot, realize that each device moves along the axis of inner wall of pipeline through running gear, main rotating electrical machines realize that each device moves along the circumference at the inner wall of pipeline, ultrasonic flaw detection device carries out ultrasonic flaw detection to the welding seam between the pipelines, however, the device can only adjust its running gear size according to corresponding pipeline diameter in advance, only be applicable to single diameter pipeline, if meet the reducing, crooked pipeline then can't be used, and can't realize the turn, functions such as direction adjustment, have certain limitation in using.
Disclosure of Invention
Aiming at the existing problems, the invention provides the metal pipeline detection device, the omnibearing multi-angle direction adjustment is realized by arranging the transition joint, the flexibility of the metal pipeline detection device is improved, the metal pipeline detection device is suitable for reducing and bending pipelines, and the universality of the device is improved; the fine adjustment of the overall shape and position can be realized by arranging the auxiliary adjusting mechanism, so that the detection operation is more accurate; spring ejector rod passes through the take-up housing roof pressure forward, and the take-up housing promotes horizontal adjusting rod and opens the pipeline inner wall of laminating piezoelectric ultrasonic detection probe, and vertical adjusting rod plays the outrigger usefulness for piezoelectric ultrasonic detection probe is more stable in the use, ensures the accuracy.
In order to achieve the above object, the present invention adopts the following technical solutions:
the utility model provides a metal pipeline detection device, includes power take off mechanism, supplementary guiding mechanism, transition joint, metal device of detecting a flaw, power take off mechanism, supplementary guiding mechanism, transition joint, metal device of detecting a flaw set gradually from right side to left side, the metal device of detecting a flaw passes through transition joint with power take off mechanism to be connected, and power take off mechanism includes synchronous power take off mechanism, elasticity mechanism, first center installation pipe, is provided with elasticity mechanism and synchronous power take off mechanism on the first center installation pipe.
Preferably, the synchronous power output mechanism comprises an output motor, the output end of the output motor is connected with an output gear, one end of a first central mounting pipe is rotatably connected with a pinion meshed with the output gear, the other end of the pinion is connected with a transition gear, the tail end of the first central mounting pipe is fixedly connected with a power frame, the outer side of the power frame is rotatably connected with a plurality of groups of driven wheels, the power frame is connected with a connecting rod, the power frame is rotatably connected with a driving wheel through the connecting rod, a synchronous belt is sleeved on the outer sides of the driving wheel and the driven wheels, one side of the power frame is rotatably connected with a bevel gear assembly meshed with the transition gear, the driven wheels are connected with gears meshed with the bevel gear assembly, the elastic mechanism comprises an elastic mounting sleeve sleeved with the first central mounting pipe, the outer side of the elastic mounting sleeve is rotatably linked with a supporting rod, and the other end of the supporting rod is rotatably connected with the middle position of the connecting rod, the outer side of the first central mounting pipe is sleeved with a main spring between the elastic mounting sleeve and the end flange.
Preferably, the auxiliary adjusting mechanism comprises an auxiliary power output mechanism, a steering mechanism, a second center mounting pipe and an auxiliary adjusting wheel mounting seat;
the outer side of the second center mounting pipe is fixedly provided with a plurality of groups of auxiliary adjusting wheel mounting seats, the outer sides of the plurality of groups of auxiliary adjusting wheel mounting seats are fixedly provided with elastic connecting rods, and the tail ends of the elastic connecting rods are connected with a steering mechanism and an auxiliary power output mechanism.
Preferably, the auxiliary power output mechanism comprises an auxiliary power output motor, an electromagnetic clutch and a gear assembly;
the end of the elastic connecting rod is fixedly provided with a motor base, an auxiliary power output motor is installed in the motor base, the output end of the auxiliary power output motor is connected with an electromagnetic clutch, and the output end of the electromagnetic clutch is connected with a gear assembly.
Preferably, the steering mechanism comprises a steering motor, a steering gear, a rotary gear ring and a rotary wheel seat;
the fixed gyration ring gear mount pad that is provided with in electromagnetic clutch's the outside, and the top of gyration ring gear mount pad is rotated and is connected with the gyration ring gear, the fixed runner seat that is provided with in top of gyration ring gear, and the well rotation of runner seat is connected with supplementary adjustment wheel, the bottom of gyration ring gear mount pad is installed and is turned to the motor, and the output that turns to the motor extends to gyration ring gear mount pad top and is connected with the steering gear who meshes mutually with the gyration ring gear, supplementary adjustment wheel meshes with the gear assembly mutually.
Preferably, the transition joint comprises a transition joint mounting seat, a left adjusting arm, a right adjusting arm, an adjusting motor, a motor output shaft, a left arm adjusting wheel, a right arm adjusting wheel and a coupling device;
the both sides of crossover sub mount pad are provided with left adjustment arm and right adjustment arm respectively, and the second center installation pipe is connected with the tip flange fixed connection of crossover sub mount pad, the second center installation pipe cup joints with right adjustment arm, and the end of right adjustment arm is connected with first center installation pipe, the crossover sub mount pad is equipped with multiunit adjusting motor, and multiunit adjusting motor all is connected with the motor output shaft, the motor output shaft is connected with shaft coupling device, and multiunit motor output shaft is connected with left arm regulating wheel, right arm regulating wheel respectively through shaft coupling device, the shaft coupling device installation opposite direction of left arm regulating wheel and right arm regulating wheel, and be connected with the steel wire between left arm regulating wheel and the left adjustment arm, connect the steel wire between right arm regulating wheel and the right adjustment arm, left side regulating arm and right adjustment arm all comprise a plurality of mechanical joint, and the joint inside is provided with the spring.
Preferably, the coupling device comprises a rotating wheel, an inclined plane section, a ball, a return spring and a connecting rotating sleeve;
the outside fixedly connected with runner of motor output shaft, and the outside of runner has cup jointed and has connected the commentaries on classics cover, the fixed left arm adjustment wheel that is provided with in the outside of connecting the commentaries on classics cover, the right arm adjustment wheel, the outside equidistance of runner is provided with multiunit inclined plane section, and multiunit inclined plane section and be connected and be provided with the ball between the commentaries on classics cover inner wall, be provided with reset spring between ball and the runner, the distance gradually grow along the reset spring end between inclined plane section and the connection commentaries on classics cover inner wall, and the inclined plane section with be connected the diameter that the biggest distance between the commentaries on classics cover inner wall is not less than the ball.
Preferably, the metal flaw detection device comprises a third central mounting pipe, an adjusting mounting seat, a spring ejector rod, a slide bar, a laser scanner, a sliding block seat, a transverse adjusting rod, a piezoelectric ultrasonic detection probe, a longitudinal adjusting rod, a camera and a probe mounting seat;
the transition joint mount pad is connected with third center installation pipe through left adjustment arm, and the fixed multiunit that is provided with in the outside of third center installation pipe adjusts the mount pad, it is connected with spring ejector pin to adjust the mount pad, and spring ejector pin's the other end is connected with the take-up housing, the fixed multiunit draw runner that is provided with in the outside of third center installation pipe, and the draw runner outside rotates and is connected with vertical regulation pole, take-up housing and draw runner sliding connection, and the take-up housing outside rotates and is connected with the horizontal adjusting rod, the end of vertical adjusting pole rotates and is connected with the probe mount pad, and install piezoelectricity ultrasonic testing probe on the probe mount pad, the end of horizontal adjusting pole rotates with the probe mount pad and is connected, the camera is installed to the front end of third center installation pipe, and the camera has the operation panel through signal connection.
Due to the adoption of the technical scheme, the invention has the beneficial effects that: the all-dimensional multi-angle direction adjustment is realized by arranging the transition joint, the flexibility of the metal pipeline detection device is improved, the device is suitable for reducing and bending pipelines, and the universality of the device is improved; the fine adjustment of the overall shape and position can be realized by arranging the auxiliary adjusting mechanism, so that the detection operation is more accurate; the spring ejector rod pushes forwards through the sliding block seat, the sliding block seat pushes the transverse adjusting rod to open to enable the piezoelectric ultrasonic detection probe to be attached to the inner wall of the pipeline, and the longitudinal adjusting rod plays a role in stable supporting, so that the piezoelectric ultrasonic detection probe is more stable in the using process, and the accuracy is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only for the present invention and protect some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an auxiliary adjustment wheel according to the present invention;
FIG. 3 is a schematic structural diagram of an auxiliary adjustment mechanism according to the present invention;
FIG. 4 is a schematic structural view of an auxiliary power output mechanism of the present invention;
FIG. 5 is a schematic structural view of a transition joint of the present invention;
FIG. 6 is a schematic structural view of the coupling device of the present invention;
FIG. 7 is a schematic view showing the structure of a metal testing apparatus according to the present invention.
In the figure: 1. a power take-off mechanism; 11. a synchronous power output mechanism; 12. an elastic mechanism; 13. a first center mount tube; 14. an elastic mounting sleeve; 2. an auxiliary adjustment mechanism; 21. an auxiliary adjustment wheel; 22. an auxiliary power output mechanism; 221. an auxiliary power output motor; 222. an electromagnetic clutch; 223. a gear assembly; 23. a steering mechanism; 231. a steering motor; 232. a steering gear; 233. a rotary gear ring; 234. a runner seat; 24. a second center mount tube; 25. an auxiliary adjusting wheel mounting seat; 3. a transition joint; 31. a transition joint mounting base; 32. a left adjustment arm; 33. a right adjustment arm; 34. adjusting the motor; 35. an output shaft of the motor; 36. a left arm adjustment wheel; 37. a right arm adjustment wheel; 38. a coupling device; 381. a rotating wheel; 382. a slope section; 383. a ball bearing; 384. a return spring; 385. connecting a rotating sleeve; 4. a metal flaw detection device; 41. a third centrally mounted tube; 42. adjusting the mounting seat; 43. a spring ejector rod; 44. a slide bar; 45. a laser scanner; 46. a slider seat; 47. a transverse adjusting rod; 48. a piezoelectric ultrasonic detection probe; 49. a longitudinal adjusting rod; 410. a camera; 411. a probe mounting seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
As shown in fig. 1-7, a metal pipeline detection device includes a power output mechanism 1, an auxiliary adjustment mechanism 2, a transition joint 3, a metal flaw detection device 4, which are sequentially arranged from right to left, the power output mechanism 1, the auxiliary adjustment mechanism 2, the transition joint 3, and the metal flaw detection device 4, wherein the metal flaw detection device 4 is connected with the power output mechanism 1 through the transition joint 3, the power output mechanism 1 includes a synchronous power output mechanism 11, an elastic mechanism 12, and a first central installation pipe 13, and the elastic mechanism 12 and the synchronous power output mechanism 11 are arranged on the first central installation pipe 13.
The synchronous power output mechanism 11 comprises an output motor, the output end of the output motor is connected with an output gear, one end of a first central installation pipe 13 is rotatably connected with a pinion which is meshed with the output gear, the other end of the pinion is connected with a transition gear, the tail end of the first central installation pipe 13 is fixedly connected with a power frame, the outer side of the power frame is rotatably connected with a plurality of groups of driven wheels, the power frame is connected with a connecting rod, the power frame is rotatably connected with a driving wheel through the connecting rod, a synchronous belt is sleeved on the outer sides of the driving wheel and the driven wheels, one side of the power frame is rotatably connected with a bevel gear assembly which is meshed with the transition gear, the driven wheels are connected with gears which are meshed with the bevel gear assembly, the elastic mechanism 12 comprises an elastic installation sleeve 14 which is sleeved with the first central installation pipe 13, the outer side of the elastic installation sleeve 14 is rotatably connected with a supporting rod, and the other end of the supporting rod is rotatably connected with the middle position of the connecting rod, and a main spring is sleeved between the elastic mounting sleeve 14 and the end flange on the outer side of the first central mounting pipe 13.
The auxiliary adjusting mechanism 2 comprises an auxiliary power output mechanism 22, a steering mechanism 23, a second center mounting pipe 24 and an auxiliary adjusting wheel mounting seat 25;
a plurality of auxiliary adjusting wheel mounting seats 25 are fixedly arranged on the outer side of the second central mounting pipe 24, elastic connecting rods are fixedly arranged on the outer sides of the auxiliary adjusting wheel mounting seats 25, and the tail ends of the elastic connecting rods are connected with a steering mechanism 23 and an auxiliary power output mechanism 22.
The auxiliary power output mechanism 22 includes an auxiliary power output motor 221, an electromagnetic clutch 222, a gear assembly 223;
the tail end of the elastic connecting rod is fixedly provided with a motor base, an auxiliary power output motor 221 is installed in the motor base, the output end of the auxiliary power output motor 221 is connected with an electromagnetic clutch 222, and the output end of the electromagnetic clutch 222 is connected with a gear assembly 223.
The steering mechanism 23 comprises a steering motor 231, a steering gear 232, a rotary gear ring 233 and a runner hub 234;
the outer side of the electromagnetic clutch 222 is fixedly provided with a rotary gear ring mounting seat, the top of the rotary gear ring mounting seat is rotatably connected with a rotary gear ring 233, the top of the rotary gear ring 233 is fixedly provided with a runner seat 234, the middle of the runner seat 234 is rotatably connected with an auxiliary adjusting wheel 21, the bottom of the rotary gear ring mounting seat is provided with a steering motor 231, the output end of the steering motor 231 extends to the top of the rotary gear ring mounting seat and is connected with a steering gear 232 meshed with the rotary gear ring 233, and the auxiliary adjusting wheel 21 is meshed with a gear assembly 223.
The auxiliary regulating wheel 21 can regulate the shape of the detection device on the inner wall of the metal pipe by the auxiliary power output motor 221 under the action of the electromagnetic clutch 222, and the direction of the auxiliary regulating wheel 21 is regulated by the steering motor 231 to realize fine regulation, and when the electromagnetic clutch 222 is not acted, the auxiliary regulating wheel 21 freely moves forwards and backwards along with the power output wheel of the power output mechanism 1.
The transition joint 3 comprises a transition joint mounting base 31, a left adjusting arm 32, a right adjusting arm 33, an adjusting motor 34, a motor output shaft 35, a left arm adjusting wheel 36, a right arm adjusting wheel 37 and a coupling device 38;
a left adjusting arm 32 and a right adjusting arm 33 are respectively arranged on two sides of the transition joint mounting seat 31, the second central mounting pipe 24 is fixedly connected with an end flange of the transition joint mounting seat 31, the second central mounting pipe 24 is sleeved with the right adjusting arm 33, the tail end of the right adjusting arm 33 is connected with the first central mounting pipe 13, the transition joint mounting seat 31 is provided with a plurality of groups of adjusting motors 34, the plurality of groups of adjusting motors 34 are all connected with a motor output shaft 35, the motor output shaft 35 is connected with a coupling device 38, the plurality of groups of motor output shafts 35 are respectively connected with a left arm adjusting wheel 36 and a right arm adjusting wheel 37 through the coupling device 38, the mounting directions of the coupling devices 38 of the left arm adjusting wheel 36 and the right arm adjusting wheel 37 are opposite, a steel wire is connected between the left arm adjusting wheel 36 and the left adjusting arm 32, a steel wire is connected between the right arm adjusting wheel 37 and the right adjusting arm 33, the left adjusting arm 32 and the right adjusting arm 33 are both composed of a plurality of mechanical joints, and a spring is arranged in the joint.
The coupling device 38 comprises a rotating wheel 381, a slope section 382, a ball 383, a return spring 384 and a connecting rotating sleeve 385;
the outside fixedly connected with runner 381 of motor output shaft 35, and the outside of runner 381 has cup jointed and has connected the swivel cover 385, the outside of connecting the swivel cover 385 is fixed and is provided with left arm adjusting wheel 36, right arm adjusting wheel 37, the outside equidistance of runner 381 is provided with multiunit inclined plane section 382, and be provided with ball 383 between multiunit inclined plane section 382 and the inner wall of connecting the swivel cover 385, be provided with reset spring 384 between ball 383 and runner 381, the distance between inclined plane section 382 and the inner wall of connecting the swivel cover 385 is crescent along reset spring 384 end, and the maximum distance between inclined plane section 382 and the inner wall of connecting the swivel cover 385 is not less than the diameter of ball 383.
When the adjusting motor 34 rotates anticlockwise, the motor output shaft 35 drives the rotating wheel 381 to rotate, and because the ball 383 blocks the inclined surface section of the rotating wheel 381 and the inner wall of the rotating sleeve 385, the rotating wheel 381 drives the connecting rotating sleeve 385 to rotate, the connecting rotating sleeve 38 drives the right arm adjusting wheel 37 to rotate, and at the moment, the left arm adjusting wheel 36 does not move; when the adjustment motor 34 rotates clockwise, the right arm adjustment wheel 37 does not move, the left arm adjustment wheel 36 rotates, and the wire is driven to bend the adjustment direction of the corresponding adjustment arm.
The transition joint 3 can adjust the directions of the front-end metal flaw detection device 4 and the rear power output mechanism 1, and is suitable for complex bent pipelines, the adjusting motor 34 can rotate independently to adjust one side direction and can be linked to realize multi-direction adjustment, all-dimensional multi-angle direction adjustment is realized, and the flexibility of the device is improved.
The metal flaw detection device 4 comprises a third central mounting pipe 41, an adjusting mounting seat 42, a spring ejector rod 43, a slide bar 44, a laser scanner 45, a slider seat 46, a transverse adjusting rod 47, a piezoelectric ultrasonic detection probe 48, a longitudinal adjusting rod 49, a camera 410 and a probe mounting seat 411;
the transition joint mounting seat 31 is connected with a third central mounting tube 41 through a left adjusting arm 32, a plurality of groups of adjusting mounting seats 42 are fixedly arranged on the outer side of the third central mounting tube 41, the adjusting mounting seats 42 are connected with a spring ejector rod 43, and the other end of the spring push rod 43 is connected with a slide block seat 46, the outer side of the third central installation pipe 41 is fixedly provided with a plurality of groups of slide bars 44, and the outer side of the slide bar 44 is rotationally connected with a longitudinal adjusting rod 49, the slide block seat 46 is connected with the slide bar 44 in a sliding way, and the outer side of the sliding block seat 46 is rotationally connected with a transverse adjusting rod 47, the tail end of a longitudinal adjusting rod 49 is rotationally connected with a probe mounting seat 411, and the probe mounting seat 411 is provided with a piezoelectric ultrasonic detection probe 48, the tail end of the transverse adjusting rod 47 is rotatably connected with the probe mounting seat 411, the front end of the third central mounting tube 41 is provided with a camera 410, and the camera 410 is connected with an operation console through signals.
The camera 410 is in signal connection with an operation console to realize visual operation, the laser scanner 45 performs laser scanning on the inner wall of the pipeline, visual pictures are generated through software, a three-dimensional picture generated by a welding seam inside the pipeline is used as a reference for evaluating the quality of the pipeline, and the piezoelectric ultrasonic detection probe 48 is attached to the inner wall of the pipeline to perform detection operation; the laser scanner 45 may be replaced with a laser flaw detector for detecting surface defects of the inner wall of the metal pipe.
The use method of the invention comprises the following steps: in the operation detection process, the metal flaw detection device 4 moves forward or backward under the pushing of the power output mechanism 1, the direction can be adjusted in a rotating mode in a metal pipe wall under the action of the auxiliary adjusting mechanism 2, the spring ejector rod 43 is pushed forward and pressed through the slider seat 46, the slider seat 46 pushes the transverse adjusting rod 47 to be opened to enable the piezoelectric ultrasonic detection probe 48 to be attached to the inner wall of the pipeline, and the longitudinal adjusting rod 49 is used for stable supporting, so that the piezoelectric ultrasonic detection probe 48 is more stable in the using process, and the accuracy is ensured. The power output mechanism 1 provides synchronous advancing power to push the metal flaw detection device 4 to advance in the pipeline for detection, the auxiliary adjusting mechanism 2 is used for adjusting the local position and performing rotation detection operation in the pipeline, the transition joint 3 can be used for adjusting the bending in multiple directions and adjusting the angle of the metal flaw detection device 4 and the angles of the auxiliary adjusting mechanism 2 and the power output mechanism 1.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a metal pipeline detection device, includes power take off mechanism (1), supplementary guiding mechanism (2), transition joint (3), metal device (4) of detecting a flaw, its characterized in that: power take off mechanism (1), supplementary guiding mechanism (2), transition joint (3), metal device of detecting a flaw (4) set gradually from the right side to left, metal device of detecting a flaw (4) is connected through transition joint (3) with power take off mechanism (1), and power take off mechanism (1) includes synchronous power take off mechanism (11), elasticity mechanism (12), first central installation pipe (13), be provided with elasticity mechanism (12) and synchronous power take off mechanism (11) on first central installation pipe (13).
2. The metal pipeline inspection device of claim 1, wherein: the synchronous power output mechanism (11) comprises an output motor, the output end of the output motor is connected with an output gear, one end of a first center installation pipe (13) is rotatably connected with a pinion meshed with the output gear, the other end of the pinion is connected with a transition gear, the tail end of the first center installation pipe (13) is fixedly connected with a power frame, the outer side of the power frame is rotatably connected with a plurality of groups of driven wheels, the power frame is connected with a connecting rod, the power frame is rotatably connected with a driving wheel through the connecting rod, a synchronous belt is sleeved on the driving wheel and the outer side of the driven wheels, a bevel gear assembly meshed with the transition gear is rotatably connected on one side of the power frame, the driven wheels are connected with gears meshed with the bevel gear assembly, the elastic mechanism (12) comprises an elastic installation sleeve (14) sleeved with the first center installation pipe (13), and the outer side of the elastic mounting sleeve (14) is rotatably connected with a supporting rod in a linkage manner, the other end of the supporting rod is rotatably connected with the middle position of the connecting rod, and the outer side of the first central mounting pipe (13) is positioned between the elastic mounting sleeve (14) and the end flange and is sleeved with a main spring.
3. The metal pipeline inspection device of claim 1, wherein: the auxiliary adjusting mechanism (2) comprises an auxiliary power output mechanism (22), a steering mechanism (23), a second center mounting pipe (24) and an auxiliary adjusting wheel mounting seat (25);
the outer side of the second center mounting pipe (24) is fixedly provided with a plurality of groups of auxiliary adjusting wheel mounting seats (25), the outer sides of the plurality of groups of auxiliary adjusting wheel mounting seats (25) are fixedly provided with elastic connecting rods, and the tail ends of the elastic connecting rods are connected with a steering mechanism (23) and an auxiliary power output mechanism (22).
4. A metal pipeline inspection apparatus as claimed in claim 3, wherein: the auxiliary power output mechanism (22) comprises an auxiliary power output motor (221), an electromagnetic clutch (222) and a gear assembly (223);
the terminal fixed motor cabinet that is provided with of elastic connecting rod, and install auxiliary power output motor (221) in the motor cabinet, the output of auxiliary power output motor (221) is connected with electromagnetic clutch (222), and the output of electromagnetic clutch (222) is connected with gear assembly (223).
5. The metal pipeline inspection device of claim 4, wherein: the steering mechanism (23) comprises a steering motor (231), a steering gear (232), a rotary gear ring (233) and a rotary wheel seat (234);
the fixed gyration ring gear mount pad that is provided with in outside of electromagnetic clutch (222), and the top of gyration ring gear mount pad is rotated and is connected with gyration ring gear (233), the fixed runner seat (234) that is provided with in top of gyration ring gear (233), and the well rotation of runner seat (234) is connected with auxiliary adjustment wheel (21), the bottom of gyration ring gear mount pad is installed and is turned to motor (231), and the output that turns to motor (231) extends to gyration ring gear mount pad top and is connected with steering gear (232) with gyration ring gear (233) engaged with, auxiliary adjustment wheel (21) and gear assembly (223) mesh mutually.
6. A metal pipeline inspection apparatus as claimed in claim 3, wherein: the transition joint (3) comprises a transition joint mounting seat (31), a left adjusting arm (32), a right adjusting arm (33), an adjusting motor (34), a motor output shaft (35), a left arm adjusting wheel (36), a right arm adjusting wheel (37) and a coupling device (38);
the two sides of the transition joint mounting seat (31) are respectively provided with a left adjusting arm (32) and a right adjusting arm (33), a second center mounting pipe (24) is fixedly connected with an end flange of the transition joint mounting seat (31), the second center mounting pipe (24) is sleeved with the right adjusting arm (33), the tail end of the right adjusting arm (33) is connected with a first center mounting pipe (13), the transition joint mounting seat (31) is provided with a plurality of groups of adjusting motors (34), the plurality of groups of adjusting motors (34) are all connected with a motor output shaft (35), the motor output shaft (35) is connected with a coupling device (38), the plurality of groups of motor output shafts (35) are respectively connected with a left arm adjusting wheel (36) and a right arm adjusting wheel (37) through the coupling device (38), the mounting directions of the coupling devices (38) of the left arm adjusting wheel (36) and the right arm adjusting wheel (37) are opposite, and be connected with the steel wire between left arm regulating wheel (36) and left regulating arm (32), connect the steel wire between right arm regulating wheel (37) and right regulating arm (33), left side regulating arm (32) and right regulating arm (33) all comprise a plurality of mechanical joint, and the joint inside is provided with the spring.
7. The metal pipeline inspection device of claim 6, wherein: the shaft coupling device (38) comprises a rotating wheel (381), a slope section (382), a ball (383), a return spring (384) and a connecting rotating sleeve (385);
the outside fixedly connected with runner (381) of motor output shaft (35), and the outside of runner (381) has cup jointed and has connected commentaries on classics cover (385), the outside of connecting commentaries on classics cover (385) is fixed to be provided with left arm adjustment wheel (36), right arm adjustment wheel (37), the outside equidistance of runner (381) is provided with multiunit inclined plane section (382), and is provided with ball (383) between multiunit inclined plane section (382) and the inner wall of connecting commentaries on classics cover (385), be provided with reset spring (384) between ball (383) and runner (381), distance between inclined plane section (382) and the inner wall of connecting commentaries on classics cover (385) is along reset spring (384) end grow gradually, and inclined plane section (382) and the diameter of connecting commentaries on classics cover (385) maximum distance between the inner wall not less than ball (383).
8. The metal pipeline inspection device of claim 6, wherein: the metal flaw detection device (4) comprises a third center mounting pipe (41), an adjusting mounting seat (42), a spring ejector rod (43), a sliding strip (44), a laser scanner (45), a sliding block seat (46), a transverse adjusting rod (47), a piezoelectric ultrasonic detection probe (48), a longitudinal adjusting rod (49), a camera (410) and a probe mounting seat (411);
the transition joint mounting seat (31) is connected with a third center mounting pipe (41) through a left adjusting arm (32), a plurality of groups of adjusting mounting seats (42) are fixedly arranged on the outer side of the third center mounting pipe (41), the adjusting mounting seats (42) are connected with spring ejector rods (43), the other ends of the spring ejector rods (43) are connected with slider seats (46), a plurality of groups of sliding strips (44) are fixedly arranged on the outer side of the third center mounting pipe (41), longitudinal adjusting rods (49) are rotatably connected with the outer side of the sliding strips (44), the slider seats (46) are slidably connected with the sliding strips (44), transverse adjusting rods (47) are rotatably connected with the outer side of the slider seats (46), the tail ends of the longitudinal adjusting rods (49) are rotatably connected with probe mounting seats (411), piezoelectric ultrasonic detection probes (48) are mounted on the probe mounting seats (411), and the tail ends of the transverse adjusting rods (47) are rotatably connected with the probe mounting seats (411), the front end of the third center mounting pipe (41) is provided with a camera (410), and the camera (410) is connected with an operation console through a signal.
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Application publication date: 20220624 Assignee: Dangtu Zhenxing Water Conservancy Engineering Co.,Ltd. Assignor: ANHUI University OF TECHNOLOGY Contract record no.: X2024980009691 Denomination of invention: A metal pipeline detection device Granted publication date: 20230718 License type: Exclusive License Record date: 20240718 |