CN206420847U - A kind of probe scanning instrument suitable for different structure welding inspection - Google Patents
A kind of probe scanning instrument suitable for different structure welding inspection Download PDFInfo
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- CN206420847U CN206420847U CN201621460760.1U CN201621460760U CN206420847U CN 206420847 U CN206420847 U CN 206420847U CN 201621460760 U CN201621460760 U CN 201621460760U CN 206420847 U CN206420847 U CN 206420847U
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- mandrel
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- auxiliary support
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Abstract
The utility model is a kind of probe scanning instrument suitable for different structure welding inspection, is related to the inspection applied technical field of the clad can weld seam in fuel for nuclear power plant pond.The utility model includes being provided with mandrel sensor mounting plane, mandrel cabling channel on mandrel, roller bearing, auxiliary support plate, roller, sensor, mandrel；Two panels auxiliary support plate with hinge form by roller bearing be arranged on mandrel on, and can stability line be located at certain angle；Be provided with auxiliary support plate can along weld seam axial rolling roller；Sensor is installed in mandrel sensor mounting plane, can be carried out in arbitrary circumferential position spacing；Mandrel is connected provided with mandrel cabling channel vertically, mandrel cabling channel with the mounting groove of sensor.The utility model can realize the laminating scanning for welded seam area, it is ensured that the accessibility and stability of sensor, and different types of sensor can be installed simultaneously, and two well guiding are carried out to cable.
Description
Technical field
The utility model is related to the inspection applied technical field of the clad can weld seam in fuel for nuclear power plant pond, and in particular to a kind of
Suitable for the design of the probe scanning instrument of different structure welding inspection.
Background technology
Fuel pit is as storage and cools down fuel assembly and damaged fuel assembly, and fuel assembly is checked,
The place of the underwater operations such as reparation, transport.Pond clad can uses the stainless steel plate of the certain size specification of 3~5mm thickness
What the mode such as butt welding and L-type fillet welding was spliced.As pressure-bearing boundary, while in boric acid environment, weld metal zone easily generation innings
The stress corrosion cracking (SCC) that portion corrodes and therefore produced, finds that fuel pit goes out from the monitoring situation of part nuclear power station at this stage
Show the situation of leakage, cause enough attention.
The two methods of the infiltration and ray that check before main this game at this stage using non-automated of clad can weld seam, this two kinds
State under method works for cladding plate pressure-bearing (water filling) is difficult to actual detection, while pond is put under environment in height,
Therefore the inspection method of exploitation automation is very necessary.
Can be applied at this stage the means of welding inspection have ultrasound, vortex etc. method, but it is high herein put under environment, frequently
Dismounting probe, staff can constantly had by the risk of sustained radiation, can also influence to detect the continuity of signal in addition, because
This exploitation one kind can carry different detection method probes, while the instrument that scanning can be carried out to different structure weld seam is very necessary
's.
The content of the invention
The utility model provides a kind of probe scanning instrument suitable for different structure welding inspection, is particularly suitable for use in core
The integrated inservice inspection of plane butt weld and L-type corner connection weld seam in the fuel pit clad can weld seam of power station.
The technical solution of the utility model is：
A kind of probe scanning instrument suitable for different structure welding inspection, including mandrel, roller bearing, auxiliary support plate, rolling
Mandrel sensor mounting plane, mandrel cabling channel are provided with wheel, sensor, mandrel；
Two panels auxiliary support plate is arranged on mandrel in hinge form by roller bearing, and two panels auxiliary support plate can be around core
Axle rotate, and can stability line be located at certain angle；Being provided with the one end of each auxiliary support plate away from mandrel can be along weldering
Stitch the roller of axial rolling；
The side wall of mandrel is provided with mandrel sensor mounting plane, is provided with and sensor on mandrel sensor mounting plane
The mounting groove matched；Mandrel sensor mounting plane can circumferentially carry out 360 degree of rotations along mandrel, and can be in arbitrary week
Carried out to position spacing；A fixed gap is left between auxiliary support plate and mandrel sensor mounting plane, sensor can be along core
Axle is circumferentially rotated freely；
Mandrel is connected provided with mandrel cabling channel vertically, mandrel cabling channel with the mounting groove of sensor.
Different types of sensor can be fixedly mounted in the mandrel sensor mounting plane.
Multiple sensors are installed on each mandrel sensor mounting plane.
Multiple mandrel sensor mounting planes are set on the mandrel.
The angle of the two panels auxiliary support plate is 180 degree or 90 degree.
Two rollers are installed on each auxiliary support plate.
The mandrel and roller bearing are made from rigid plastic material.
The auxiliary support plate is made of hardwearing plastics material.
The beneficial effects of the utility model are：
First, the plumbness by auxiliary support plate along mandrel precession to 90 degree, and by sensor void region along roller bearing
Precession can extremely be brought into close contact the position of weld seam, and the laminating scanning for welded seam area can be achieved.
Second, the flattened state by auxiliary support plate along mandrel precession to 180 degree, and by sensor void region along roller bearing
Precession can extremely be brought into close contact the position of weld seam, and the laminating scanning for welded seam area can be achieved.
3rd, hollow out position rotates the accessibility that ensure that sensor along 360 degree of pipe axle axial direction, can while addition is spacing
To control probe in the stability of circumferential position.
4th, it can realize the installation of dissimilar sensor along the void region of pipe axle diverse location；
The through slot at the 5th, Guan Zhou center realizes the good guiding of probe cable；
6th, the roller at auxiliary support plate two ends can realize parallel scan of the probe along fusion length direction.
Brief description of the drawings
Fig. 1 is the scanning view that the utility model is in L-type weld seam.
Fig. 2 is the scanning view that the utility model is in plane welded seam.
In figure, 1- mandrels, 2- roller bearings, 3- auxiliary support plates, 4- rollers, 5-A sensors, 6-B sensors, 7-C sensors,
8- supporting plate angles, 11- mandrel sensor mounting planes, 12- mandrel cabling channels.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples.
As shown in Figure 1 and Figure 2, the utility model provides a kind of probe scanning instrument suitable for different structure welding inspection,
Including mandrel 1, roller bearing 2, auxiliary support plate 3, roller 4, sensor, mandrel sensor mounting plane 11, core are provided with mandrel 1
Angle between axle cabling channel 12, two auxiliary support plates 3 is supporting plate angle 8, and sensor includes A sensors 5, B sensors
6th, C sensors 7.
Two panels auxiliary support plate 3 is installed on mandrel 1 in hinge form by roller bearing 2, and two panels auxiliary support plate 3 can be around
Mandrel 1 to rotate, and the supporting plate angle 8 in certain angle, the present embodiment can be located at according to check object stability line and elect as
Open and flat 180 degree and 90 degree vertically.Being provided with two in each one end of auxiliary support plate 3 away from mandrel 1 can be along weld seam
Roller 4 in axial sliding so that the utility model can carry out continuous scanning along fusion length direction.
The side wall of mandrel 1 is provided with mandrel sensor mounting plane 11, be provided with mandrel sensor mounting plane 11 with
The mounting groove that sensor matches, can be fixedly mounted different types of sensor, for example：A sensors 5, B sensors 6, C are passed
Sensor 7.Multiple mandrel sensor mounting planes 11, each mandrel sensor can be set on the different directions of the side wall of mandrel 1
Multiple sensors can be installed on mounting plane 11.Mandrel sensor mounting plane 11 can be under electric and pneumatic effect along core
Axle 1 is circumferential to carry out 360 degree of rotations, and circumferentially using the spacing design of small indexing so that the energy of mandrel sensor mounting plane 11
It is enough spacing in arbitrary circumferential range coverage progress.Left between auxiliary support plate 3 and mandrel sensor mounting plane 11 certain
Space, it is ensured that mandrel sensor mounting plane 11 freely can circumferentially be rotated.
The position of the Under Asymmetrical of mandrel 1 is provided with mandrel cabling channel 12 vertically, the installation of mandrel cabling channel 12 and sensor
Groove is connected, and is easy to the cable of guiding sensor.
Mandrel 1 and roller bearing 2 are made from rigid plastic material, and auxiliary support plate 3 is made of hardwearing plastics material.
During work, auxiliary support plate 3 is defined to the shape matched with plane was seized, and by sensor alignment weld seam, roller 4 is contacted
Plane was seized, as roller 4 is rolled along plane was seized, the utility model carries out continuous scanning along fusion length direction.
Embodiment of the present utility model is explained in detail above, above-mentioned embodiment is only of the present utility model optimal
Embodiment, but the utility model is not limited to above-described embodiment, the knowledge possessed in those of ordinary skill in the art
It is interior, it can also be made a variety of changes on the premise of the utility model objective is not departed from.
Claims (8)
1. a kind of probe scanning instrument suitable for different structure welding inspection, it is characterised in that：Including mandrel (1), roller bearing
(2) on, auxiliary support plate (3), roller (4), sensor, mandrel (1) mandrel sensor mounting plane (11), mandrel is provided with to walk
Wire casing (12)；
Two panels auxiliary support plate (3) is arranged on mandrel (1) in hinge form by roller bearing (2), two panels auxiliary support plate (3) energy
It is enough to be rotated around mandrel (1), and can stability line be located at certain angle；The one of the remote mandrel (1) of each auxiliary support plate (3)
End be provided with can along weld seam axial rolling roller (4)；
The side wall of mandrel (1) is provided with mandrel sensor mounting plane (11), is provided with mandrel sensor mounting plane (11)
The mounting groove matched with sensor；Mandrel sensor mounting plane (11) can circumferentially carry out 360 degree of rotations along mandrel (1),
And can be carried out in arbitrary circumferential position spacing；Left between auxiliary support plate (3) and mandrel sensor mounting plane (11)
One fixed gap, sensor can circumferentially be rotated freely along mandrel (1)；
Mandrel (1) is connected provided with mandrel cabling channel (12) vertically, mandrel cabling channel (12) with the mounting groove of sensor.
2. a kind of probe scanning instrument suitable for different structure welding inspection as claimed in claim 1, it is characterised in that：Institute
Different types of sensor can be fixedly mounted by stating mandrel sensor mounting plane (11).
3. a kind of probe scanning instrument suitable for different structure welding inspection as claimed in claim 1, it is characterised in that：Often
Multiple sensors are installed on the individual mandrel sensor mounting plane (11).
4. a kind of probe scanning instrument suitable for different structure welding inspection as claimed in claim 1, it is characterised in that：Institute
State and multiple mandrel sensor mounting planes (11) are set on mandrel (1).
5. a kind of probe scanning instrument suitable for different structure welding inspection as claimed in claim 1, it is characterised in that：Institute
The angle for stating two panels auxiliary support plate (3) is 180 degree or 90 degree.
6. a kind of probe scanning instrument suitable for different structure welding inspection as claimed in claim 1, it is characterised in that：Often
Two rollers (4) are installed on the individual auxiliary support plate (3).
7. a kind of probe scanning instrument suitable for different structure welding inspection as claimed in claim 1, it is characterised in that：Institute
Mandrel (1) and roller bearing (2) is stated to be made from rigid plastic material.
8. a kind of probe scanning instrument suitable for different structure welding inspection as claimed in claim 1, it is characterised in that：Institute
Auxiliary support plate (3) is stated to be made of hardwearing plastics material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460760.1U CN206420847U (en) | 2016-12-29 | 2016-12-29 | A kind of probe scanning instrument suitable for different structure welding inspection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460760.1U CN206420847U (en) | 2016-12-29 | 2016-12-29 | A kind of probe scanning instrument suitable for different structure welding inspection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206420847U true CN206420847U (en) | 2017-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621460760.1U Active CN206420847U (en) | 2016-12-29 | 2016-12-29 | A kind of probe scanning instrument suitable for different structure welding inspection |
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| Country | Link |
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| CN (1) | CN206420847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106501467A (en) * | 2016-12-29 | 2017-03-15 | 核动力运行研究所 | A kind of probe scanning instrument suitable for different structure welding inspection |
-
2016
- 2016-12-29 CN CN201621460760.1U patent/CN206420847U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106501467A (en) * | 2016-12-29 | 2017-03-15 | 核动力运行研究所 | A kind of probe scanning instrument suitable for different structure welding inspection |
| CN106501467B (en) * | 2016-12-29 | 2019-02-26 | 核动力运行研究所 | A kind of probe scanning tool suitable for different structure welding inspection |
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