CN114658958B - Metal pipeline detection device - Google Patents
Metal pipeline detection device Download PDFInfo
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- CN114658958B CN114658958B CN202210292223.4A CN202210292223A CN114658958B CN 114658958 B CN114658958 B CN 114658958B CN 202210292223 A CN202210292223 A CN 202210292223A CN 114658958 B CN114658958 B CN 114658958B
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- 238000001514 detection method Methods 0.000 title claims abstract description 61
- 239000002184 metal Substances 0.000 title claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 83
- 230000007704 transition Effects 0.000 claims abstract description 43
- 239000000523 sample Substances 0.000 claims abstract description 29
- 230000008878 coupling Effects 0.000 claims description 18
- 238000010168 coupling process Methods 0.000 claims description 18
- 238000005859 coupling reaction Methods 0.000 claims description 18
- 230000001360 synchronised effect Effects 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 description 9
- 238000005452 bending Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
Classifications
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- 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 form position can be realized by arranging the auxiliary adjusting mechanism, so that the detection operation is more accurate; the spring ejector rod is pressed forward through the sliding block seat, the sliding block seat pushes the transverse adjusting rod to open to attach the piezoelectric ultrasonic detection probe to the inner wall of the pipeline, and the longitudinal adjusting rod is used for stable support, so that the piezoelectric ultrasonic detection probe is more stable in the use process, and accuracy is ensured.
Description
Technical Field
The invention relates to the technical field of metal pipeline detection, in particular to a metal pipeline detection device.
Background
In order to ensure that the metal pipeline needs to be detected in safe operation, the pipeline is divided into pipeline internal detection and pipeline external detection according to different detection modes, and is used for detecting pipeline problems such as cracks, corrosion and damage, piezoelectric ultrasonic detection is widely used because various defects are accurately detected, but some pipelines are buried underground or other special working environments cannot be detected by using the pipeline external detection, the pipeline can be subjected to relevant detection operation by extending the piezoelectric ultrasonic probe into the pipeline, and the detection task cannot be completed when a detector cannot enter the pipeline for long-distance pipelines with narrow space.
In the chinese patent with publication number CN109488836, an automatic flaw detection, carbon planing and welding robot for inner wall of pipeline is disclosed, each device is moved along the axis of inner wall of pipeline by travelling mechanism, each device is moved along the circumference of inner wall of pipeline by main rotating motor, ultrasonic flaw detection is carried out on weld seam between pipelines by ultrasonic flaw detection device, however, the device can only adjust the size of travelling mechanism according to the diameter of corresponding pipeline in advance, and is suitable for single diameter pipeline, if diameter-changing and bending pipeline is encountered, the device can not be used, and the functions of turning, direction adjustment, etc. can not be realized, and the device has a certain limitation in use.
Disclosure of Invention
Aiming at the problems, the invention provides the metal pipeline detection device, which realizes omnibearing multi-angle direction adjustment by arranging the transition joint, improves the flexibility of the metal pipeline detection device, is suitable for reducing and bending pipelines, and improves the universality of the device; the fine adjustment of the overall form position can be realized by arranging the auxiliary adjusting mechanism, so that the detection operation is more accurate; the spring ejector rod is pressed forward through the sliding block seat, the sliding block seat pushes the transverse adjusting rod to open to attach the piezoelectric ultrasonic detection probe to the inner wall of the pipeline, and the longitudinal adjusting rod is used for stable support, so that the piezoelectric ultrasonic detection probe is more stable in the use process, and accuracy is ensured.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a metal pipeline detection device, includes power take off mechanism, supplementary guiding mechanism, transition joint, metal flaw detection device, power take off mechanism, supplementary guiding mechanism, transition joint, metal flaw detection device set gradually from right to left, and metal flaw detection device passes through transition joint with power take off mechanism and is connected, and power take off mechanism includes synchronous power take off mechanism, elastic mechanism, first central installation tube, is provided with elastic mechanism and synchronous power take off mechanism on the first central installation tube.
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 tube is rotationally 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 tube is fixedly connected with a power frame, the outer side of the power frame is rotationally connected with a plurality of groups of driven wheels, the power frame is connected with a connecting rod, the power frame is rotationally connected with a driving wheel through the connecting rod, the driving wheel is sleeved with a synchronous belt on the outer side of the driven wheel, one side of the power frame is rotationally connected with a conical gear component meshed with the transition gear, the driven wheel is connected with a gear meshed with the conical gear component, the outer side of the elastic mechanism comprises an elastic mounting sleeve sleeved with a supporting rod in a rotationally linked mode, the other end of the supporting rod is rotationally connected with the middle position of the connecting rod, and the outer side of the first central mounting tube is located between the elastic mounting sleeve and an end flange and is sleeved with a main spring.
Preferably, the auxiliary adjusting mechanism comprises an auxiliary power output mechanism and a steering mechanism, a second center mounting tube and an auxiliary adjusting wheel mounting seat;
the outer side of the second central mounting tube 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 motor seat is fixedly arranged at the tail end of the elastic connecting rod, an auxiliary power output motor is arranged in the motor seat, 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 outside of electromagnetic clutch is fixed and is provided with gyration ring gear mount pad, and the top of gyration ring gear mount pad rotates and is connected with gyration ring gear, and the top of gyration ring gear is fixed and is provided with the runner seat, and the rotation of runner seat is connected with supplementary regulating wheel, and the steering motor is installed to the bottom of gyration ring gear mount pad, and the output of steering motor extends to gyration ring gear mount pad top and is connected with the steering gear with gyration ring gear engaged with, supplementary regulating 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 two sides of the transition joint mounting seat are respectively provided with a left adjusting arm and a right adjusting arm, the second central mounting tube is fixedly connected with an end flange of the transition joint mounting seat, the second central mounting tube is sleeved with the right adjusting arm, the tail end of the right adjusting arm is connected with the first central mounting tube, the transition joint mounting seat is provided with a plurality of groups of adjusting motors, the plurality of groups of adjusting motors are connected with motor output shafts, the motor output shafts are connected with coupling devices, the plurality of groups of motor output shafts are respectively connected with a left arm adjusting wheel and a right arm adjusting wheel through the coupling devices, the mounting directions of the coupling devices of the left arm adjusting wheel and the right arm adjusting wheel are opposite, steel wires are connected between the left arm adjusting wheel and the left adjusting arm, the right arm adjusting wheel and the right adjusting arm are connected with steel wires, the left adjusting arm and the right adjusting arm are composed of a plurality of mechanical joints, and springs are arranged inside the joints.
Preferably, the coupling device comprises a rotating wheel, an inclined surface section, a ball, a reset 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 been connected the change cover, connects the outside of changeing the cover and fixedly is provided with left arm regulating wheel, right arm regulating wheel, and the outside equidistance of runner is provided with multiunit inclined plane section, and is provided with the ball between multiunit inclined plane section and the connection change cover inner wall, is provided with reset spring between ball and the runner, and the distance between inclined plane section and the connection change cover inner wall is along reset spring end grow gradually, and the maximum distance between inclined plane section and the connection change cover inner wall is not less than the diameter of ball.
Preferably, the metal flaw detection device comprises a third central mounting tube, an adjusting mounting seat, a spring ejector rod, a sliding 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 the third center mount tube through left adjusting arm, and the outside of third center mount tube is fixedly provided with multiunit regulation mount pad, it is connected with the spring ejector pin to adjust the mount pad, and the other end of spring ejector pin is connected with the slider seat, the outside of third center mount tube is fixedly provided with multiunit draw runner, and the draw runner outside rotates and is connected with vertical regulation pole, slider seat and draw runner sliding connection, and the slider seat outside rotates and is connected with horizontal regulation pole, the end rotation of vertical regulation pole is connected with the probe mount pad, and install piezoelectricity ultrasonic testing probe on the probe mount pad, the end of horizontal regulation pole rotates with the probe mount pad to be connected, the camera is installed to the front end of third center mount tube, and the camera has the operation panel through signal connection.
By adopting the technical scheme, the invention has the beneficial effects that: the invention realizes omnibearing multi-angle direction adjustment by arranging the transition joint, improves the flexibility of the metal pipeline detection device, is suitable for reducing and bending pipelines, and improves the universality of the device; the fine adjustment of the overall form position can be realized by arranging the auxiliary adjusting mechanism, so that the detection operation is more accurate; the spring ejector rod is pressed forward through the sliding block seat, the sliding block seat pushes the transverse adjusting rod to open to attach the piezoelectric ultrasonic detection probe to the inner wall of the pipeline, and the longitudinal adjusting rod is used for stable support, so that the piezoelectric ultrasonic detection probe is more stable in the use process, and accuracy is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only of the present invention, protecting some embodiments, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the auxiliary adjusting wheel structure of the present invention;
FIG. 3 is a schematic diagram of an auxiliary adjustment mechanism according to the present invention;
FIG. 4 is a schematic view of an auxiliary power output mechanism according to the present invention;
FIG. 5 is a schematic view of the structure of the transition joint of the present invention;
FIG. 6 is a schematic view of the structure of the coupling device of the present invention;
fig. 7 is a schematic structural view of a metal inspection 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 mounting tube; 14. an elastic mounting sleeve; 2. an auxiliary adjustment mechanism; 21. an auxiliary adjusting 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 rotating wheel seat; 24. a second center mounting tube; 25. an auxiliary adjusting wheel mounting seat; 3. a transition joint; 31. a transition joint mounting seat; 32. a left adjustment arm; 33. a right adjustment arm; 34. adjusting a 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 bevel section; 383. a ball; 384. a return spring; 385. the connecting sleeve is connected; 4. a metal flaw detector; 41. a third center mounting 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 adjustment rod; 410. a camera; 411. and a probe mounting seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
As shown in fig. 1-7, a metal pipeline detection device comprises a power output mechanism 1, an auxiliary adjusting mechanism 2, a transition joint 3 and a metal flaw detection device 4, wherein the power output mechanism 1, the auxiliary adjusting mechanism 2, the transition joint 3 and the metal flaw detection device 4 are sequentially arranged from right to left, the metal flaw detection device 4 is connected with the power output mechanism 1 through the transition joint 3, the power output mechanism 1 comprises a synchronous power output mechanism 11, an elastic mechanism 12 and a first central mounting tube 13, and the elastic mechanism 12 and the synchronous power output mechanism 11 are arranged on the first central mounting tube 13.
The synchronous power output mechanism 11 comprises an output motor, an output gear is connected to the output end of the output motor, a pinion meshed with the output gear is rotatably connected to one end of a first central mounting tube 13, a transition gear is connected to the other end of the pinion, a power frame is fixedly connected to the tail end of the first central mounting tube 13, multiple groups of driven wheels are rotatably connected to the outer side of the power frame, a connecting rod is connected to the power frame, the power frame is rotatably connected with a driving wheel through the connecting rod, a synchronous belt is sleeved on the outer side of the driving wheel and the driven wheel, a conical gear component meshed with the transition gear is rotatably connected to one side of the power frame, a gear meshed with the conical gear component is connected to the driven wheel, an elastic mounting sleeve 14 sleeved on the outer side of the elastic mounting sleeve 14 is rotatably connected with a supporting rod in a linkage mode, the other end of the supporting rod is rotatably connected to the middle position of the connecting rod, and a main spring is sleeved between the elastic mounting sleeve 14 and an end flange.
The auxiliary adjusting mechanism 2 comprises an auxiliary power output mechanism 22, a steering mechanism 23, a second center mounting tube 24 and an auxiliary adjusting wheel mounting seat 25;
the outer side of the second center mounting tube 24 is fixedly provided with a plurality of groups of auxiliary adjusting wheel mounting seats 25, and 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.
The auxiliary power output mechanism 22 includes an auxiliary power output motor 221, an electromagnetic clutch 222, and a gear assembly 223;
the motor seat is fixedly arranged at the tail end of the elastic connecting rod, an auxiliary power output motor 221 is arranged in the motor seat, an electromagnetic clutch 222 is connected to the output end of the auxiliary power output motor 221, and a gear assembly 223 is connected to the output end of the electromagnetic clutch 222.
The steering mechanism 23 comprises a steering motor 231, a steering gear 232, a rotary gear ring 233 and a runner seat 234;
the outside of electromagnetic clutch 222 is fixed and is provided with gyration ring gear mount pad, and the top of gyration ring gear mount pad rotates and is connected with gyration ring gear 233, and the top of gyration ring gear 233 is fixed and is provided with runner seat 234, and the rotation of runner seat 234 is connected with supplementary adjustment wheel 21, and steering motor 231 is installed to the bottom of gyration ring gear mount pad, and the output of steering motor 231 extends to gyration ring gear mount pad top and is connected with the steering gear 232 that meshes with gyration ring gear 233, and supplementary adjustment wheel 21 meshes with gear assembly 223.
The auxiliary adjusting wheel 21 can adjust the form of the detection device on the inner wall of the metal pipeline through the auxiliary power output motor 221 under the action of the electromagnetic clutch 222, the direction of the auxiliary adjusting wheel 21 is adjusted through the steering motor 231, fine adjustment is realized, and when the electromagnetic clutch 222 is not in action, the auxiliary adjusting wheel 21 freely moves forward and backward along with the power output wheel of the power output mechanism 1.
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, the second central mounting tube 24 is fixedly connected with an end flange of the transition joint mounting seat 31, the second central mounting tube 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 tube 13, the transition joint mounting seat 31 is provided with a plurality of groups of adjusting motors 34, the groups of adjusting motors 34 are connected with motor output shafts 35, the motor output shafts 35 are connected with a coupling device 38, the 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 coupling device 38 of the left arm adjusting wheel 36 and the right arm adjusting wheel 37 is opposite in mounting direction, a steel wire is connected between the left arm adjusting wheel 36 and the left adjusting arm 32, the right arm adjusting wheel 37 and the right adjusting arm 33 are connected with the steel wire, the left adjusting arm 32 and the right adjusting arm 33 are composed of a plurality of mechanical joints, and springs are arranged inside the joints.
The coupling 38 comprises a rotating wheel 381, a bevel segment 382, balls 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 been connected the change cover 385, the outside of connecting the change cover 385 is fixedly 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 be provided with ball 383 between multiunit inclined plane section 382 and the connection change cover 385 inner wall, be provided with reset spring 384 between ball 383 and the runner 381, the distance between inclined plane section 382 and the connection change cover 385 inner wall increases along reset spring 384 end gradually, and the maximum distance between inclined plane section 382 and the connection change cover 385 inner wall 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 the balls 383 clamp the inclined surface section of the rotating wheel 381 and the inner wall of the rotating sleeve 385, so that 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 the left arm adjusting wheel 36 is not moved at the moment; when the adjusting motor 34 rotates clockwise, the right arm adjusting wheel 37 is not moved, and the left arm adjusting wheel 36 rotates, thereby driving the steel wire to bend the corresponding adjusting arm in the adjusting direction.
The transition joint 3 can adjust the directions of the front metal flaw detector 4 and the rear power output mechanism 1, can adapt to complex bent pipelines, and the adjusting motor 34 can independently rotate to adjust one side direction and can also realize multi-direction adjustment in a linkage manner, so that the omnibearing 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 tube 41, an adjusting mounting seat 42, a spring ejector rod 43, a sliding bar 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 mount pad 31 is connected with third center mount tube 41 through left adjusting arm 32, and the outside of third center mount tube 41 is fixedly provided with multiunit adjustment mount pad 42, adjust mount pad 42 and be connected with spring ejector pin 43, and the other end of spring ejector pin 43 is connected with slider seat 46, the outside of third center mount tube 41 is fixedly provided with multiunit draw runner 44, and the draw runner 44 outside rotates and is connected with longitudinal adjustment pole 49, slider seat 46 and draw runner 44 sliding connection, and slider seat 46 outside rotates and is connected with transverse adjustment pole 47, the end rotation of longitudinal adjustment pole 49 is connected with probe mount pad 411, and install piezoelectricity ultrasonic detection probe 48 on the probe mount pad 411, the end and the probe mount pad 411 rotation of transverse adjustment pole 47 are connected, camera 410 is installed to the front end of third center mount tube 41, and camera 410 has the operation panel through signal connection.
The camera 410 is in signal connection with the operation desk to realize visual operation, the laser scanner 45 performs laser scanning on the inner wall of the pipeline, a visual picture is generated through software, a three-dimensional image generated by a welding line in the pipeline is used as a pipeline quality evaluation reference, 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 inspection apparatus for detecting surface defects of the inner wall of the metal pipe.
The application 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 rotation adjustment direction in the metal pipe wall can be realized under the action of the auxiliary adjustment mechanism 2, the spring ejector rod 43 is pushed forward through the slide block seat 46, the slide block seat 46 pushes the transverse adjusting rod 47 to open so as to attach the piezoelectric ultrasonic detection probe 48 to the inner wall of the pipe, and the longitudinal adjusting rod 49 is used for stable support, so that the piezoelectric ultrasonic detection probe 48 is more stable in the use process, and the accuracy is ensured. The power output mechanism 1 provides synchronous advancing power to push the metal flaw detector 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 realizing bending multidirectional adjustment, and the angle of the metal flaw detector 4 and the angles of the auxiliary adjusting mechanism 2 and the power output mechanism 1 are adjusted.
In the description herein, reference to the terms "one embodiment," "example," "specific example," and the like, means 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, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 only to assist in the explanation of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form 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 understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The utility model provides a metal pipeline detection device, includes power take off mechanism (1), supplementary guiding mechanism (2), transition joint (3), metal fault detection device (4), its characterized in that: the metal flaw detection device comprises a power output mechanism (1), an auxiliary adjusting mechanism (2), a transition joint (3) and a metal flaw detection device (4), wherein the metal flaw detection device (4) and the power output mechanism (1) are sequentially arranged from right to left, the power output mechanism (1) is connected through the transition joint (3), the power output mechanism (1) comprises a synchronous power output mechanism (11), an elastic mechanism (12) and a first central mounting tube (13), and the elastic mechanism (12) and the synchronous power output mechanism (11) are arranged on the first central mounting tube (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 mounting tube (13) is rotationally 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 tube (13) is fixedly connected with a power frame, the outer side of the power frame is rotationally connected with a plurality of groups of driven wheels, the power frame is connected with a connecting rod, the power frame is rotationally connected with a driving wheel through the connecting rod, the driving wheel is sleeved with a synchronous belt with the outer side of the driven wheel, one side of the power frame is rotationally connected with a conical gear component meshed with the transition gear, the driven wheel is connected with a gear meshed with the conical gear component, the elastic mechanism (12) comprises an elastic mounting sleeve (14) sleeved with the first central mounting tube (13), the outer side of the elastic mounting sleeve (14) is rotationally connected with a supporting rod, the other end of the supporting rod is rotationally connected with the middle position of the connecting rod, and the outer side of the first central mounting tube (13) is positioned between the elastic mounting sleeve (14) and the end of the first central mounting tube (13);
the auxiliary adjusting mechanism (2) comprises an auxiliary power output mechanism (22), a steering mechanism (23), a second center mounting tube (24) and an auxiliary adjusting wheel mounting seat (25); a plurality of groups of auxiliary adjusting wheel mounting seats (25) are fixedly arranged on the outer sides of the second central mounting pipes (24), elastic connecting rods are fixedly arranged on the outer sides of the plurality of groups of 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 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 transition joint mounting seat (31) is characterized in that 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 center mounting tube (24) is fixedly connected with an end flange of the transition joint mounting seat (31), the second center mounting tube (24) is sleeved with the right adjusting arm (33), the tail end of the right adjusting arm (33) is connected with the first center mounting tube (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 connected with motor output shafts (35), the motor output shafts (35) are 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 coupling device (38) of the left arm adjusting wheel (36) and the right arm adjusting wheel (37) are opposite in installation direction, steel wires are connected between the left arm adjusting wheel (36) and the left adjusting arm (32), the right arm adjusting wheel (37) and the right adjusting arm (33) are connected with each other through the coupling device (38), and the left arm adjusting wheel (33) and the right adjusting arm (33) are connected with each other through the steel wire, and the left arm adjusting mechanism (33) and the right adjusting arm are respectively provided with a plurality of joints.
2. A metal pipe inspection apparatus according to claim 1, wherein: the auxiliary power output mechanism (22) comprises an auxiliary power output motor (221), an electromagnetic clutch (222) and a gear assembly (223); the motor seat is fixedly arranged at the tail end of the elastic connecting rod, an auxiliary power output motor (221) is arranged in the motor seat, an electromagnetic clutch (222) is connected to the output end of the auxiliary power output motor (221), and a gear assembly (223) is connected to the output end of the electromagnetic clutch (222).
3. A metal pipe inspection apparatus according to claim 2, wherein: the steering mechanism (23) comprises a steering motor (231), a steering gear (232), a rotary gear ring (233) and a rotating wheel seat (234); the electromagnetic clutch is characterized in that a rotary gear ring mounting seat is fixedly arranged on the outer side of the electromagnetic clutch (222), a rotary gear ring (233) is rotatably connected to the top of the rotary gear ring mounting seat, a rotary wheel seat (234) is fixedly arranged on the top of the rotary gear ring (233), an auxiliary adjusting wheel (21) is rotatably connected to the rotary wheel seat (234), a steering motor (231) is arranged at the bottom of the rotary gear ring mounting seat, 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).
4. A metal pipe inspection apparatus according to claim 1, wherein: the coupling device (38) comprises a rotating wheel (381), an inclined surface section (382), balls (383), a return spring (384) and a connecting rotating sleeve (385); the motor output shaft (35) is fixedly connected with a rotating wheel (381), a connecting rotating sleeve (385) is sleeved on the outer side of the rotating wheel (381), a left arm adjusting wheel (36) or a right arm adjusting wheel (37) is fixedly arranged on the outer side of the connecting rotating sleeve (385), a plurality of groups of inclined surface sections (382) are arranged on the outer side of the rotating wheel (381) at equal intervals, balls (383) are arranged between the plurality of groups of inclined surface sections (382) and the inner wall of the connecting rotating sleeve (385), a reset spring (384) is arranged between the balls (383) and the rotating wheel (381), the distance between the inclined surface sections (382) and the inner wall of the connecting rotating sleeve (385) gradually increases along the end of the reset spring (384), and the maximum distance between the inclined surface sections (382) and the inner wall of the connecting rotating sleeve (385) is not smaller than the diameter of the balls (383).
5. A metal pipe inspection apparatus according to claim 1, wherein: the metal flaw detection device (4) comprises a third central mounting tube (41), an adjusting mounting seat (42), a spring ejector rod (43), a slide bar (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 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 spring ejector rods (43), the other ends of the spring ejector rods (43) are connected with sliding blocks (46), a plurality of groups of sliding bars (44) are fixedly arranged on the outer side of the third central mounting tube (41), the outer sides of the sliding bars (44) are rotationally connected with longitudinal adjusting rods (49), the sliding blocks (46) are slidably connected with the sliding bars (44), the outer sides of the sliding blocks (46) are rotationally connected with transverse adjusting rods (47), the tail ends of the longitudinal adjusting rods (49) are rotationally connected with probe mounting seats (411), piezoelectric ultrasonic detection probes (48) and laser scanners (45) are mounted on the probe mounting seats (411), the front ends of the third central mounting tube (41) are rotationally connected with a camera (410), and the camera (410) is connected with a camera operation table through signals.
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| CN115681671B (en) * | 2022-10-31 | 2023-05-26 | 浮梁县景龙特种陶瓷有限公司 | Crack detection device and method for ceramic composite pipe |
| CN117805241B (en) * | 2024-02-28 | 2024-05-07 | 北京晶品特装科技股份有限公司 | Special equipment detection device for pressure vessel detection |
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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 |
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