CN114460098B - Nondestructive testing equipment for flaw detection of inner wall of pressure pipeline - Google Patents
Nondestructive testing equipment for flaw detection of inner wall of pressure pipeline Download PDFInfo
- Publication number
- CN114460098B CN114460098B CN202210151694.3A CN202210151694A CN114460098B CN 114460098 B CN114460098 B CN 114460098B CN 202210151694 A CN202210151694 A CN 202210151694A CN 114460098 B CN114460098 B CN 114460098B
- Authority
- CN
- China
- Prior art keywords
- pipeline
- wall
- walking
- mounting plate
- cleaning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 43
- 238000009659 non-destructive testing Methods 0.000 title claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 35
- 238000012544 monitoring process Methods 0.000 claims abstract description 28
- 239000000523 sample Substances 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 9
- 239000012466 permeate Substances 0.000 claims description 8
- 238000007689 inspection Methods 0.000 claims description 7
- 239000013013 elastic material Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 230000000007 visual effect Effects 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 20
- 239000012530 fluid Substances 0.000 abstract description 18
- 230000007547 defect Effects 0.000 abstract description 14
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
- G01N2021/9542—Inspecting the inner surface of hollow bodies, e.g. bores using a probe
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
- G01N2021/9548—Scanning the interior of a cylinder
Abstract
The invention belongs to the technical field of pipeline flaw detection, in particular to nondestructive testing equipment for detecting flaws on the inner wall of a pressure pipeline, which comprises a walking robot, wherein two sides of the walking robot are respectively connected with a monitoring probe and a gap detection assembly, the gap detection assembly is connected with a cleaning assembly, and the nondestructive testing equipment comprises: and (5) walking the robot. The invention can walk in pipelines with different sizes through the walking robot, and the inner wall of the pipeline can be visually detected through the monitoring probe, so that obvious defects and gaps on the inner wall of the pipeline can be checked; the walking robot is used for walking in the middle of the pipeline with the monitoring probe, penetrating fluid is added into the pipeline through the monitoring probe, and the penetrating fluid is pressurized, so that the penetrating fluid can flow from the penetrating fluid in the pipeline to the outside of the pipeline, and the seepage condition of the penetrating fluid is detected manually or by an instrument, so that the crack of the pipeline can be accurately positioned.
Description
Technical Field
The invention relates to the technical field of pipeline flaw detection, in particular to nondestructive testing equipment for detecting flaws on the inner wall of a pressure pipeline.
Background
The pipeline flaw detection is a method for detecting whether the internal quality of a welding seam of a pipeline welded joint is qualified or not, and common pipeline nondestructive detection methods comprise X-ray flaw detection, ultrasonic flaw detection, magnetic powder flaw detection, penetration flaw detection, eddy current flaw detection, gamma ray flaw detection, fluorescent flaw detection and the like, wherein the penetration flaw detection is a flaw detection method for displaying surface defects of a component by utilizing penetrating liquid, and the operation process is as follows: firstly, coating the penetrating fluid with stronger permeability on the surface of a component to enable the penetrating fluid to permeate into the micro defects, then removing redundant penetrating fluid on the surface, and then coating a layer of developer to enable the penetrating fluid remained in the defects to be adsorbed, so that the defects are displayed on the surface.
However, the existing penetration detection device cannot uniformly spray the penetrating fluid on the pipeline, the detection result is affected, and impurities cannot be filtered when the outer surface of the pipeline is cleaned, so that the impurities are accumulated inside the device.
Therefore, we propose a nondestructive testing device for detecting defects of the inner wall of a pressure pipeline to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides nondestructive testing equipment for detecting the flaw of the inner wall of a pressure pipeline.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a nondestructive test equipment that pipeline under pressure inner wall detected a flaw, includes walking robot, walking robot's both sides are connected with monitoring probe and gap detection subassembly respectively, connect clean subassembly on the gap detection subassembly, wherein:
the walking robot comprises two walking components used for walking in the pipeline, and the two walking components are connected with the same adjusting component used for adjusting the walking components to be suitable for pipelines with different inner diameters;
the monitoring probe is used for walking in the pipeline along with the walking robot and performing visual detection on the interior of the pipeline;
a gap detection assembly that detects a crack in an inner wall of the pipe by injecting a high-pressure permeate into the pipe;
and the gap detection assembly is used for cleaning residual permeate attached to the inner wall of the pipeline.
Preferably, the walking assembly comprises a mounting block, a plurality of supporting legs which are circularly distributed are hinged to the mounting block, rollers are rotatably mounted on the supporting legs, connecting rods are hinged to one sides, close to each other, of the supporting legs, one sliding block is hinged to one end, close to each other, of each connecting rod, and a motor II for driving the corresponding rollers is fixedly mounted on one supporting leg.
Preferably, the adjusting component comprises a first mounting plate and a second mounting plate connected with the monitoring probe, a plurality of support rods which are distributed circularly are fixedly arranged between the first mounting plate and the second mounting plate, two mounting blocks are fixedly sleeved on the support rods, a first motor is fixedly arranged between the two mounting blocks, a screw rod is rotatably arranged on the two mounting blocks, one ends, away from each other, of the two screw rods are respectively connected with the first mounting plate and the second mounting plate in a rotating mode, the screw rods close to the first mounting plate are fixedly connected with the output shaft of the first motor, the screw rods are fixedly sleeved on the two support rods, the same rotating shaft is arranged on the two mounting blocks, the rotating shaft penetrates through the two mounting blocks and is rotatably connected with the two mounting blocks, two ends of the rotating shaft are fixedly provided with a second gear which is meshed with the corresponding first gear, and the two sliding blocks are respectively sleeved on the corresponding screw rods in a threaded mode.
Preferably, the same universal adjusting seat is connected between the monitoring probe and the second mounting plate, and cleaning equipment is arranged at the lens of the monitoring probe.
Preferably, the gap detection assembly comprises a circular tube fixedly connected with the mounting plate, two sealing blocks which are linearly distributed are fixedly mounted on the circular tube, the sealing blocks are arranged in a conical manner, a plurality of liquid outlet holes which are circularly distributed are formed in the circular tube, and the liquid outlet holes are located between the two sealing blocks.
Preferably, the sealing block is provided with a ring groove, a sealing ring is detachably arranged in the ring groove, and the outer edge of the sealing ring extends out of the ring groove.
Preferably, a conical inner groove is formed in one side, away from the walking robot, of the sealing block.
Preferably, one end of the circular tube far away from the first mounting plate is provided with a hose, and the hose and the circular tube are fixedly connected together in a sealing mode through a flange.
Preferably, the cleaning assembly comprises a hub motor fixedly sleeved on the circular tube, a support is fixedly sleeved on the hub motor, and a plurality of cleaning sheets in circular distribution are fixedly mounted on the support.
Preferably, the cleaning sheet is made of high polymer elastic material, and cleaning cloth is detachably arranged on the outer side of the cleaning sheet.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can walk in pipelines with different sizes through the walking robot, and the inner wall of the pipeline can be visually detected through the monitoring probe, so that obvious defects and gaps on the inner wall of the pipeline can be checked;
2. according to the invention, the walking robot walks in the pipeline with the monitoring probe, and the penetrating fluid is added in the pipeline through the monitoring probe and pressurized, so that the penetrating fluid can flow from the inside of the pipeline to the outside of the pipeline, and the crack of the pipeline can be accurately positioned by detecting the leakage condition of the penetrating fluid manually or by an instrument.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a nondestructive testing device for detecting defects of the inner wall of a pressure pipeline;
FIG. 2 is a schematic diagram of the overall structure of a middle walking robot and a monitoring probe of a nondestructive testing device for detecting the flaw of the inner wall of a pressure pipeline;
FIG. 3 is a schematic diagram of the overall structure of a traveling assembly in a nondestructive inspection apparatus for detecting defects on the inner wall of a pressure pipeline according to the present invention;
FIG. 4 is a schematic diagram of the overall structure of the adjusting assembly and two mounting blocks in the nondestructive inspection apparatus for detecting defects of the inner wall of a pressure pipeline according to the present invention;
FIG. 5 is a schematic diagram of the overall structure of a gap detection assembly and a cleaning assembly in a nondestructive inspection device for detecting defects on the inner wall of a pressure pipeline;
fig. 6 is a schematic diagram of the overall structure of a cleaning assembly in a nondestructive inspection apparatus for detecting defects of an inner wall of a pressure pipeline according to the present invention.
In the figure: 1. a walking robot; 11. an adjustment assembly; 111. a first mounting plate; 112. a second mounting plate; 113. a support rod; 114. a first motor; 115. a screw rod; 116. a first gear; 117. a second gear; 118. a rotating shaft; 12. a walking assembly; 121. a mounting block; 122. a support leg; 123. a roller; 124. a connecting rod; 125. a slide block; 126. a second motor; 2. monitoring a probe; 3. a gap detection assembly; 31. a round tube; 32. a sealing block; 33. a liquid outlet hole; 34. a hose; 35. a tapered inner groove; 4. a cleaning assembly; 41. a hub motor; 42. a bracket; 43. a cleaning sheet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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 be within the scope of the invention.
Examples
Referring to fig. 1-6, in this embodiment, a nondestructive testing device for detecting flaw of inner wall of a pressure pipeline is provided, which comprises a walking robot 1, two sides of the walking robot 1 are respectively connected with a monitoring probe 2 and a gap detection assembly 3, and the gap detection assembly 3 is connected with a cleaning assembly 4, wherein:
the walking robot 1, the walking robot 1 comprises two walking components 12 used for walking in the pipeline, and the two walking components 12 are connected with an adjusting component 11 which is used for adjusting the walking components 12 to be suitable for pipelines with different inner diameters;
the monitoring probe 2 is used for following the walking robot 1 to walk in the pipeline and visually detecting the interior of the pipeline;
a gap detection assembly 3, the gap detection assembly 3 detecting cracks in the inner wall of the pipe by injecting high pressure permeate into the pipe;
the cleaning component 4 and the gap detecting component 3 are used for cleaning residual permeate adhered to the inner wall of the pipeline.
The walking assembly 12 comprises a mounting block 121, a plurality of circularly distributed supporting legs 122 are hinged on the mounting block 121, rollers 123 are rotatably mounted on the supporting legs 122, connecting rods 124 are hinged on one sides, close to each other, of the supporting legs 122, one slider 125 is hinged on one end, close to each other, of the connecting rods 124, and a motor II 126 for driving the corresponding rollers 123 to rotate is fixedly mounted on one supporting leg 122.
The adjusting component 11 comprises a first mounting plate 111 and a second mounting plate 112 connected with the monitoring probe 2, a plurality of circularly distributed supporting rods 113 are fixedly arranged between the first mounting plate 111 and the second mounting plate 112, two mounting blocks 121 are fixedly sleeved on the plurality of supporting rods 113, a first motor 114 is fixedly arranged between the two mounting blocks 121, screw rods 115 are rotatably arranged on the two mounting blocks 121, one ends, far away from each other, of the two screw rods 115 are respectively and rotatably connected with the first mounting plate 111 and the second mounting plate 112, the screw rods 115 close to the first mounting plate 111 are fixedly connected with output shafts of the first motor 114, screw rods 115 are fixedly sleeved on the two supporting rods 113, the same rotating shafts 118 are arranged on the two mounting blocks 121 in a penetrating mode, the two mounting blocks 121 are rotatably connected with the two mounting blocks 121, two ends of each rotating shaft 118 are fixedly provided with a second gear 117, the two second gears 117 are respectively meshed with the corresponding first gears 116, and the two sliding blocks 125 are respectively and threadably mounted on the corresponding screw rods 115.
Further, when the gap detection assembly 3 is driven by the walking robot 1 to walk in the pipeline, three rollers 123 on the same walking assembly 12 are all propped against the inner wall of the pipeline, then the corresponding rollers 123 are driven by a second motor 126 to rotate on the inner wall of the pipeline, so that the whole walking assembly 12 can walk in the pipeline, the adjusting assembly 11 can displace along the axis of the pipeline under the support of the two walking assemblies 12, the corresponding screw rod 115 is driven by a first starting motor 114 to rotate according to the difference of the inner diameters of the pipeline, meanwhile, the rotating shaft 118 is driven by a first gear 116 and a second gear 117 to rotate, the other screw rod 115 is driven by a second gear 117 and a first gear 116 on the other side to rotate, therefore, it can be ensured that the two screw rods 115 can synchronously rotate under the condition that the first motor 114 rotates, and the distance between the sliding blocks 125 and 121 will change during the rotation process of the screw rods 115, when the distance between the sliding blocks 121 and 125 is shortened, the plurality of connecting rods 124 will push the supporting legs 122 on the respective mounting blocks 121 to synchronously rotate as the circle centers, so that the distance between the plurality of rollers 123 will be increased, and the walking assembly 12 can walk in the larger-diameter flue, and when the distance between the mounting blocks 121 and the sliding blocks 125 is increased, the distance between the plurality of rollers 123 will be reduced, so that the walking assembly 12 can walk in the smaller-diameter pipeline.
The same universal adjusting seat is connected between the monitoring probe 2 and the second mounting plate 112, and cleaning equipment is arranged at the lens of the monitoring probe 2.
Further, the universal adjusting seat is driven electrically, so that the monitoring probe 2 can rotate in multiple directions along with the walking robot 1 walking in the pipeline, the inner wall of the pipeline can be subjected to omnibearing visual detection, more obvious defects and cracks on the inner wall of the pipeline can be found, and meanwhile, the cleaning equipment cleans the lens of the monitoring probe 2, so that dust is prevented from adhering to the lens of the monitoring probe 2 to influence the visual definition of the monitoring probe 2.
The gap detection assembly 3 comprises a circular tube 31 fixedly connected with a first mounting plate 111, two sealing blocks 32 which are linearly distributed are fixedly mounted on the circular tube 31, the sealing blocks 32 are in conical arrangement, a plurality of circularly distributed liquid outlet holes 33 are formed in the circular tube 31, and the liquid outlet holes 33 are located between the two sealing blocks 32.
The sealing block 32 is provided with a ring groove, a sealing ring is detachably arranged in the ring groove, and the outer edge of the sealing ring extends out of the ring groove.
The sealing block 32 is provided with a conical inner groove 35 on the side facing away from the walking robot 1.
One end of the circular tube 31 far away from the first mounting plate 111 is provided with a hose 34, and the hose 34 and the circular tube 31 are fixedly connected together in a flange sealing mode.
Further, when the sealing blocks 32 are in the inner wall of the pipeline, the sealing rings and the inner wall of the pipeline are tightly attached together, then the pressurized penetrating fluid is externally connected through the hose 34, the penetrating fluid is sprayed out through the plurality of liquid outlet holes 33 and gathered between the two sealing blocks 32, when the walking robot 1 walks in the pipeline with the two sealing blocks 32, if the inner wall of the pipeline is provided with cracks, the high-pressure penetrating fluid is immersed in the cracks, after the penetrating fluid flows out of the pipeline through the cracks, the penetrating fluid is detected by manpower or an instrument, so that the cracks of the pipeline can be accurately positioned, and the sealing blocks 32 can be deformed by a certain amount through the conical inner grooves 35, thereby being applicable to the pipelines with multiple sizes.
The cleaning assembly 4 comprises a hub motor 41 fixedly sleeved on the circular tube 31, a bracket 42 is fixedly sleeved on the hub motor 41, and a plurality of cleaning sheets 43 which are circularly distributed are fixedly mounted on the bracket 42.
Further, the rotating hub motor 41 drives the cleaning sheets 43 to rotate by the support 42, so that some residual permeate on the inner wall of the pipeline can be cleaned.
The cleaning sheet 43 is made of high polymer elastic material, and cleaning cloth is detachably arranged on the outer side of the cleaning sheet 43.
Further, the cleaning sheet 43 made of elastic material can be applied to pipes of various sizes, and the service life of the whole cleaning assembly 4 can be longer in the case of replaceable cleaning cloth.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a nondestructive test equipment that pipeline under pressure inner wall detected a flaw, includes walking robot (1), its characterized in that, the both sides of walking robot (1) are connected with monitoring probe (2) and gap detection subassembly (3) respectively, connect cleaning assembly (4) on gap detection subassembly (3), wherein: the walking robot (1), the walking robot (1) comprises two walking components (12) used for walking in the pipeline, and the two walking components (12) are connected with an adjusting component (11) which is used for adjusting the walking components (12) to be suitable for pipelines with different inner diameters; the monitoring probe (2) is used for walking in the pipeline along with the walking robot (1) and performing visual detection on the interior of the pipeline; a gap detection assembly (3), the gap detection assembly (3) detecting a crack in an inner wall of the pipe by injecting a high pressure permeate into the pipe; a cleaning component (4), wherein the gap detection component (3) is used for cleaning residual permeate adhered to the inner wall of the pipeline;
the walking assembly (12) comprises a mounting block (121), a plurality of circularly distributed supporting legs (122) are hinged to the mounting block (121), rollers (123) are rotatably mounted on the supporting legs (122), connecting rods (124) are hinged to one sides, close to each other, of the supporting legs (122), one sliding block (125) is hinged to one end, close to each other, of the connecting rods (124), and a motor II (126) for driving the corresponding rollers (123) to rotate is fixedly mounted on one supporting leg (122);
the adjusting assembly (11) comprises a first mounting plate (111) and a second mounting plate (112) connected with the monitoring probe (2), a plurality of circularly distributed supporting rods (113) are fixedly arranged between the first mounting plate (111) and the second mounting plate (112), two mounting blocks (121) are fixedly sleeved on the supporting rods (113), the same motor I (114) is fixedly arranged between the two mounting blocks (121), screw rods (115) are rotatably arranged on the two mounting blocks (121), one ends, far away from each other, of the two screw rods (115) are respectively and rotatably connected with the first mounting plate (111) and the second mounting plate (112), screw rods (115) close to the first mounting plate (111) are fixedly connected with output shafts of the first motor (114), screw rods (115) are fixedly sleeved on the two supporting rods (113), the same rotating shaft (118) penetrates through the two mounting blocks (121) and is rotatably connected with the two mounting blocks (121), two gears (118) are correspondingly and fixedly sleeved on the two corresponding gears (117) of the two screw rods (117);
the gap detection assembly (3) comprises a circular tube (31) fixedly connected with a first mounting plate (111), two sealing blocks (32) which are linearly distributed are fixedly mounted on the circular tube (31), the sealing blocks (32) are arranged in a conical shape, a plurality of circularly distributed liquid outlet holes (33) are formed in the circular tube (31), and the liquid outlet holes (33) are positioned between the two sealing blocks (32);
the cleaning assembly (4) comprises a hub motor (41) fixedly sleeved on the circular tube (31), a support (42) is fixedly sleeved on the hub motor (41), and a plurality of cleaning sheets (43) which are circularly distributed are fixedly installed on the support (42);
the sealing block (32) is provided with a ring groove, a sealing ring is detachably arranged in the ring groove, the outer edge of the sealing ring extends out of the ring groove, and the sealing block (32) is tightly attached to the inner wall of the pipeline through the sealing ring when in the inner wall of the pipeline.
2. The nondestructive inspection equipment for the flaw detection of the inner wall of the pressure pipeline according to claim 1, wherein the same universal adjusting seat is connected between the monitoring probe (2) and the second mounting plate (112), and a cleaning device is arranged at a lens of the monitoring probe (2).
3. The nondestructive inspection equipment for the flaw detection of the inner wall of the pressure pipeline according to claim 1, wherein a conical inner groove (35) is formed on one side of the sealing block (32) away from the walking robot (1).
4. The nondestructive testing device for detecting the flaw of the inner wall of the pressure pipeline according to claim 1, wherein a hose (34) is arranged at one end of the circular pipe (31) far away from the first mounting plate (111), and the hose (34) and the circular pipe (31) are fixedly connected together in a flange sealing mode.
5. The nondestructive inspection apparatus for detecting an inner wall flaw of a pressure pipe according to claim 1, wherein the cleaning sheet (43) is made of a polymer elastic material, and a cleaning cloth is detachably mounted on the outer side of the cleaning sheet (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210151694.3A CN114460098B (en) | 2022-02-18 | 2022-02-18 | Nondestructive testing equipment for flaw detection of inner wall of pressure pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210151694.3A CN114460098B (en) | 2022-02-18 | 2022-02-18 | Nondestructive testing equipment for flaw detection of inner wall of pressure pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114460098A CN114460098A (en) | 2022-05-10 |
| CN114460098B true CN114460098B (en) | 2024-03-08 |
Family
ID=81416174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210151694.3A Active CN114460098B (en) | 2022-02-18 | 2022-02-18 | Nondestructive testing equipment for flaw detection of inner wall of pressure pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114460098B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114660088B (en) * | 2022-05-24 | 2022-09-09 | 中国重型机械研究院股份公司 | Inner wall detection device for liquid expansion forming pipeline and use method thereof |
| CN114705825B (en) * | 2022-06-06 | 2022-08-16 | 江苏宣胜金属科技有限公司 | Seamless steel pipe makes with detection device that detects a flaw |
| CN115201223B (en) * | 2022-06-07 | 2023-07-18 | 武汉盛永智杰科技有限公司 | Pipeline detection system |
| CN115096895B (en) * | 2022-06-20 | 2023-04-14 | 淄博市特种设备检验研究院 | Movable pressure pipeline nondestructive testing device and using method thereof |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0712754A (en) * | 1993-06-29 | 1995-01-17 | Babcock Hitachi Kk | Penetrant testing device for inner surface of tube |
| JPH0814475A (en) * | 1994-06-29 | 1996-01-16 | Tokyo Gas Co Ltd | Air-tightness inspecting seal device |
| JP2000002669A (en) * | 1998-06-17 | 2000-01-07 | Mitsubishi Heavy Ind Ltd | Apparatus and method for liquid penetrant test |
| KR101001729B1 (en) * | 2010-02-05 | 2010-12-20 | 조현아 | Method and apparatus for repairing pipeline |
| DE102014000342A1 (en) * | 2014-01-11 | 2015-07-16 | Jt-Elektronik Gmbh | Method and device for selective leak testing of sewer pipes |
| CN104848280A (en) * | 2015-05-05 | 2015-08-19 | 姚星桃 | Centrifugal wind wheel cleaning device of extractor hood |
| CN206038559U (en) * | 2016-08-26 | 2017-03-22 | 天津阿斯米工程技术有限公司 | Intraductal nondestructive test device |
| CN106881316A (en) * | 2017-03-30 | 2017-06-23 | 重庆泓美仪表有限责任公司 | A kind of compact badger |
| CN110220071A (en) * | 2019-07-04 | 2019-09-10 | 西安工业大学 | Robot and its method are detected for inner wall of the pipe slight crack |
| CN212238486U (en) * | 2020-05-13 | 2020-12-29 | 梁浩钊 | Water supply pipeline washing device |
| CN112856246A (en) * | 2020-12-21 | 2021-05-28 | 温州佳宝电镀设备有限公司 | Method for searching pipeline water leakage point |
| CN113814244A (en) * | 2021-09-20 | 2021-12-21 | 吉林大学 | Pipeline cleaning robot |
-
2022
- 2022-02-18 CN CN202210151694.3A patent/CN114460098B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0712754A (en) * | 1993-06-29 | 1995-01-17 | Babcock Hitachi Kk | Penetrant testing device for inner surface of tube |
| JPH0814475A (en) * | 1994-06-29 | 1996-01-16 | Tokyo Gas Co Ltd | Air-tightness inspecting seal device |
| JP2000002669A (en) * | 1998-06-17 | 2000-01-07 | Mitsubishi Heavy Ind Ltd | Apparatus and method for liquid penetrant test |
| KR101001729B1 (en) * | 2010-02-05 | 2010-12-20 | 조현아 | Method and apparatus for repairing pipeline |
| DE102014000342A1 (en) * | 2014-01-11 | 2015-07-16 | Jt-Elektronik Gmbh | Method and device for selective leak testing of sewer pipes |
| CN104848280A (en) * | 2015-05-05 | 2015-08-19 | 姚星桃 | Centrifugal wind wheel cleaning device of extractor hood |
| CN206038559U (en) * | 2016-08-26 | 2017-03-22 | 天津阿斯米工程技术有限公司 | Intraductal nondestructive test device |
| CN106881316A (en) * | 2017-03-30 | 2017-06-23 | 重庆泓美仪表有限责任公司 | A kind of compact badger |
| CN110220071A (en) * | 2019-07-04 | 2019-09-10 | 西安工业大学 | Robot and its method are detected for inner wall of the pipe slight crack |
| CN212238486U (en) * | 2020-05-13 | 2020-12-29 | 梁浩钊 | Water supply pipeline washing device |
| CN112856246A (en) * | 2020-12-21 | 2021-05-28 | 温州佳宝电镀设备有限公司 | Method for searching pipeline water leakage point |
| CN113814244A (en) * | 2021-09-20 | 2021-12-21 | 吉林大学 | Pipeline cleaning robot |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114460098A (en) | 2022-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114460098B (en) | Nondestructive testing equipment for flaw detection of inner wall of pressure pipeline | |
| CN106770662B (en) | Online flaw detection device for tower of wind generating set | |
| CN109270086A (en) | A kind of lossless interior detection device of pipeline girth weld and its detection method | |
| CN109298077B (en) | Nonrust steel pipe butt weld detection device | |
| CN208383795U (en) | A kind of portable pipe failure detector | |
| CN211668719U (en) | Nondestructive testing device for pipeline girth weld | |
| CN209028016U (en) | A kind of lossless interior detection device of pipeline girth weld | |
| CN109187735B (en) | In-service long-distance pipeline girth weld defect magnetic powder internal detection mechanism and detection method | |
| CN209055500U (en) | Testing agency in a kind of in-service long-distance transport pipes boxing seam defect magnetic powder | |
| CN218518470U (en) | Ray detection fixing device for storage tank | |
| CN115808270A (en) | Pipeline vibration leakage testing device | |
| WO2008107461B1 (en) | Method and device for inspecting hollow profiled elements | |
| CN216386875U (en) | Eddy current flaw detector for monitoring tube bundle corrosion | |
| CN113607810A (en) | Online ultrasonic flaw detection device for defects of thin-wall metal straight-seam circular welded pipe | |
| CN113915538A (en) | Nondestructive testing device for pipeline girth welding airflow | |
| CN217639036U (en) | Pipeline nondestructive test device of building engineering | |
| JP2003084090A (en) | Submerged inspection device, and inspection method | |
| KR101908598B1 (en) | Auxiliary apparatus for non-destructive internal rotary inspection system provided with magnetic attachable structure | |
| CN114113305B (en) | Device and method for detecting bolt holes of steam turbine cylinder body of thermal power plant | |
| CN218445295U (en) | Ultrasonic phased array detection device for large-diameter pressure pipeline | |
| CN219434709U (en) | Omnibearing X-ray encircling nondestructive detection mechanism | |
| KR102563357B1 (en) | Wheel structure of body for automatic scanner for non-destructive inspection provided with permanent magnet fixed to outer surafce of spring leaf | |
| CN114740016A (en) | Nondestructive testing device for circumferential weld of pipeline | |
| CN218956573U (en) | Stainless steel welding seam detection device | |
| CN219224082U (en) | Pressure-resistant leak detection testing device for welding line of spring tube assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |