CN207816897U - A kind of fast checking device of Nozzle weld magnetic detection - Google Patents
A kind of fast checking device of Nozzle weld magnetic detection Download PDFInfo
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- CN207816897U CN207816897U CN201820247923.0U CN201820247923U CN207816897U CN 207816897 U CN207816897 U CN 207816897U CN 201820247923 U CN201820247923 U CN 201820247923U CN 207816897 U CN207816897 U CN 207816897U
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- fixing device
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- weld
- sunpender
- carriage
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Abstract
A kind of fast checking device of Nozzle weld magnetic detection, fixing device including being fixed on outer surface of tube body border, fixing device outer surface central region is provided with groove, the carriage that can be slided around fixing device is placed in groove, the side of carriage is fixed with connecting rod, connecting rod outer end connects sunpender by hand the turn of the screw, sunpender can carry out angular adjustment in the plane for being parallel to conduit axis, and it can stretch in conduit axis direction, the lower end of sunpender is fixed with probe fixing device, probe fixing device can carry out angular adjustment in the plane for being parallel to conduit axis, probe fixing device lower end is fixed with survey Magnetic Sensor, it surveys Magnetic Sensor face Nozzle weld and realizes magnetic detection, it surveys Magnetic Sensor and industrial personal computer is connected by data connecting line；Utility model device can be such that sensor is stably rotated to carry out non-destructive testing in face of weld, while can overcome unfavorable factor of the Magnetic sensing methods directly when face of weld moves scanning.
Description
Technical field
The utility model belongs to Nozzle weld detection technique field, and in particular to a kind of Nozzle weld magnetic detection
Fast checking device.
Background technology
The Nozzle weld in thermal power plant is since structure is special, pipe row is intensive, has skin of paint, conventional non-destructive testing side
Method is all difficult to well adapt in Site Detection, however it is the key object of non-destructive testing.Magnetic sensing methods be pass through by
Highly sensitive sensor is packaged into small-sized probe, in the certain height of fillet welding seam surface lift-off, rotates a circle and measures magnetic induction
A kind of detection method of Strength Changes can overcome conventional non-destructive testing to need skin of paint of polishing when Nozzle weld detects,
The shortcomings that detection faces, insufficient space.Also many unfavorable factors, such as tube socket are brought while Magnetic sensing methods are brought convenience
Fillet weld be circle, hand hold transducer steadily at the uniform velocity rotate a circle it is more difficult；The Nozzle weld comparatively dense of thermal power plant, tube socket angle
Spacing is narrow between weld seam, the limited space of people's mobile probe；Due to magnetic sensor high sensitivity, existed by hand-held probe
Mobile detection can cause the shake of probe and the deficiency of detecting distance on face of weld, will influence the identification of defect, to detection
As a result it brings greater impact.
Therefore, the magnetic detecting technique of Nozzle weld needs a simple and convenient conducive in the at the uniform velocity stable rotation of face of weld
The fast checking device to circle.
Invention content
The utility model is directed to the deficiencies in the prior art, provides a kind of quickly sweeping for Nozzle weld magnetic detection
Look into device, which can be such that sensor is stably rotated to carry out non-destructive testing in face of weld, while can with gram
Take unfavorable factor of the Magnetic sensing methods directly when face of weld moves scanning.
To achieve the above object, the technical solution adopted in the utility model is：
A kind of fast checking device of Nozzle weld magnetic detection, including it is fixed on the fixation of 9 outer surface border of tube body
Device 1,1 outer surface central region of fixing device are provided with groove, and groove is the complete cycle sliding slot of semi arch form up and down, is put in groove
It is equipped with carriage 2,2 upper and lower surface of carriage is uniformly arranged hemispherical groove, places ball, shape and fixing device 1 are recessed
The complete cycle sliding slot of semi arch form is adapted above and below slot, and the side of carriage 2 has been bolted connecting rod 3, connecting rod 3
Outer end connects sunpender 4 by hand the turn of the screw, and sunpender 4 can carry out angular adjustment, Yi Ji in the plane for being parallel to conduit axis
Conduit axis direction can stretch, and the lower end of sunpender 4 is fixed with probe fixing device 5, and probe fixing device 5 is being parallel to pipe
The plane interior energy of road axis carries out angular adjustment, and 5 lower end of probe fixing device, which is fixed with, surveys Magnetic Sensor 6, is surveying Magnetic Sensor 6 just
Magnetic detection is realized to Nozzle weld 10, Magnetic Sensor 6 is surveyed and industrial personal computer 8 is connected by data connecting line 7.
The survey Magnetic Sensor 6 is parallel with 10 surface of Nozzle weld and the two at a distance from be not more than 2mm.
1 inner surface of the fixing device uses soft material.
The fixing device 1 and carriage 2 are that the hollow cylinder of two hemisphere formats is combined one of composition
Hollow cylindrical structure.
Compared to the prior art compared with the utility model has following advantage：
1, the fixing device arc chute can limit slippage device slided in certain space, be conducive to ball
Sliding, the soft material that the inner surface of hollow cylinder uses has preferable antiskid effect, and overcomes tube to tubesheet error
And the influence brought.
2, the connecting rod is matched with sunpender can be such that sunpender is adjusted within the scope of certain angle, and sunpender is in conduit axis
Direction has Telescopic, can adjust probe at a distance from face of weld so that detection sensitivity higher brings best inspection
Survey effect, and the unnecessary dismounting that can be brought to avoid fixing device installation error.
3, the fixing device of the probe in the parallel surface of conduit axis have angle regulating function, can avoid due to
The detection error that head angle is different and brings.
4, with dismounting in pipe surface, realization is stably fixed to pipe surface simultaneously for the installation that the device can be simple and quick
So that probe is rotated in a circumferential direction within the scope of the certain lift-off of face of weld movement, magnetic detecting technique is given to provide preferable detection effect
Fruit.
Description of the drawings
Fig. 1 is the utility model fast checking schematic device.
In figure：1, fixing device, 2, carriage, 3, connecting rod, 4, sunpender, 5, probe fixing device, 6, survey magnetic sensing
Device, 7, data connecting line, 8, industrial personal computer 9, tube body, 10, Nozzle weld, 11, cylinder.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, a kind of fast checking device of Nozzle weld magnetic detection of the utility model, including it is fixed on pipe
The fixing device 1 of 9 outer surface border of body, 1 outer surface central region of fixing device are provided with groove, and groove is semi arch form up and down
Complete cycle sliding slot, carriage 2 is placed in groove, 2 upper and lower surface of carriage is uniformly arranged hemispherical groove, places rolling
Pearl, shape are adapted with the complete cycle sliding slot of semi arch form above and below 1 groove of fixing device, and the side of carriage 2 passes through bolt
It is fixed with connecting rod 3,3 outer end of connecting rod connects sunpender 4 by hand the turn of the screw, and sunpender 4 is in the plane for being parallel to conduit axis
Angular adjustment can be carried out, and can be stretched in conduit axis direction, the lower end of sunpender 4 is fixed with probe fixing device 5, visits
Head fixing device 5 can carry out angular adjustment in the plane for being parallel to conduit axis, and 5 lower end of probe fixing device is fixed with survey magnetic
Sensor 6 surveys 6 face Nozzle weld 10 of Magnetic Sensor and realizes magnetic detection, surveys Magnetic Sensor 6 and is connected by data connecting line 7
Connect industrial personal computer 8.
As preferred embodiments of the present invention, the survey Magnetic Sensor 6 it is parallel with 10 surface of Nozzle weld and
The distance of the two is not more than 2mm.
As preferred embodiments of the present invention, 1 inner surface of the fixing device uses soft material.
As preferred embodiments of the present invention, the fixing device 1 and carriage 2 are two hemisphere formats
Hollow cylinder be combined a hollow cylindrical structure of composition.
The course of work of the utility model is as follows：
1, carriage 2 is placed in respectively in the arc slot of fixing device 1, the two is aligned in indentation, there and is merged, used
Screw is fastened, and Nozzle weld upper end 40mm or so place is fixed on；
2, the screw rod side of connecting rod 3 is screwed into carriage 2, the other side is connected by hand the turn of the screw progress with sunpender 4；
3, the encapsulation of Magnetic Sensor 6 will be surveyed to be fixed in probe fixing device 5, passes through the adjusting flexible, with angle of sunpender
And the angular adjustment of probe apparatus 5 is fixed, keep survey Magnetic Sensor surface parallel with face of weld and is not more than at a distance from the two
2mm；
4, the operation for coordinating magnetic detection software collection data, rotating carriage 2 by hand makes the acquisition weldering of survey Magnetic Sensor 6
The vertical magnetic induction intensity of seam surface, the complete all-around weld of scanning terminate to slide；
5, the judgement of defect is carried out by operating inspection software on industrial personal computer interface.
Claims (4)
1. a kind of fast checking device of Nozzle weld magnetic detection, it is characterised in that：Including being fixed on tube body (9) outer surface
The fixing device (1) of border, fixing device (1) outer surface central region are provided with groove, and groove is up and down the whole of semi arch form
All sliding slots are placed with carriage (2) in groove, and carriage (2) upper and lower surface is uniformly arranged hemispherical groove, places rolling
Pearl, shape are adapted with the complete cycle sliding slot of semi arch form above and below fixing device (1) groove, and the side of carriage (2) passes through
Bolt is fixed with connecting rod (3), and connecting rod (3) outer end connects sunpender (4) by hand the turn of the screw, and sunpender (4) is being parallel to pipeline
The plane interior energy of axis carries out angular adjustment, and can stretch in conduit axis direction, and the lower end of sunpender (4) is fixed with spy
Head fixing device (5), probe fixing device (5) can carry out angular adjustment in the plane for being parallel to conduit axis, and probe is fixed
Device (5) lower end, which is fixed with, surveys Magnetic Sensor (6), surveys Magnetic Sensor (6) face Nozzle weld (10) and realizes magnetic detection, surveys
Magnetic Sensor (6) connects industrial personal computer (8) by data connecting line (7).
2. the fast checking device of Nozzle weld magnetic detection according to claim 1, it is characterised in that：The survey magnetic
Sensor (6) is parallel with Nozzle weld (10) surface and the two at a distance from be not more than 2mm.
3. the fast checking device of Nozzle weld magnetic detection according to claim 1, it is characterised in that：The fixation
Device (1) inner surface uses soft material.
4. the fast checking device of Nozzle weld magnetic detection according to claim 1, it is characterised in that：The fixation
Device (1) and carriage (2) are that the hollow cylinder of two hemisphere formats is combined a hollow cylinder knot of composition
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820247923.0U CN207816897U (en) | 2018-02-11 | 2018-02-11 | A kind of fast checking device of Nozzle weld magnetic detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820247923.0U CN207816897U (en) | 2018-02-11 | 2018-02-11 | A kind of fast checking device of Nozzle weld magnetic detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207816897U true CN207816897U (en) | 2018-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820247923.0U Active CN207816897U (en) | 2018-02-11 | 2018-02-11 | A kind of fast checking device of Nozzle weld magnetic detection |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354750A (en) * | 2021-12-31 | 2022-04-15 | 核动力运行研究所 | Plug weld phased array ultrasonic inspection device |
| CN114509497A (en) * | 2022-01-04 | 2022-05-17 | 东方电气集团东方锅炉股份有限公司 | Device and method for detecting magnetic powder of fillet weld defect of short tube seat |
| CN115284101A (en) * | 2022-07-19 | 2022-11-04 | 国家能源集团科学技术研究院有限公司 | Automatic grinding and detecting device for fillet weld of tube seat in limited space |
-
2018
- 2018-02-11 CN CN201820247923.0U patent/CN207816897U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354750A (en) * | 2021-12-31 | 2022-04-15 | 核动力运行研究所 | Plug weld phased array ultrasonic inspection device |
| CN114354750B (en) * | 2021-12-31 | 2024-02-09 | 核动力运行研究所 | Plug weld phased array ultrasonic inspection device |
| CN114509497A (en) * | 2022-01-04 | 2022-05-17 | 东方电气集团东方锅炉股份有限公司 | Device and method for detecting magnetic powder of fillet weld defect of short tube seat |
| CN114509497B (en) * | 2022-01-04 | 2023-07-25 | 东方电气集团东方锅炉股份有限公司 | Short tube seat fillet weld defect magnetic powder detection device and method |
| CN115284101A (en) * | 2022-07-19 | 2022-11-04 | 国家能源集团科学技术研究院有限公司 | Automatic grinding and detecting device for fillet weld of tube seat in limited space |
| CN115284101B (en) * | 2022-07-19 | 2024-03-29 | 国家能源集团科学技术研究院有限公司 | Automatic polishing and detecting device for fillet weld of limited space tube seat |
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