CN208109754U - A kind of thin-wall tube welding line ultrasonic verifying attachment - Google Patents
A kind of thin-wall tube welding line ultrasonic verifying attachment Download PDFInfo
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- CN208109754U CN208109754U CN201721865439.6U CN201721865439U CN208109754U CN 208109754 U CN208109754 U CN 208109754U CN 201721865439 U CN201721865439 U CN 201721865439U CN 208109754 U CN208109754 U CN 208109754U
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- verifying attachment
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Abstract
The utility model belongs to ultrasonic examination technical field, and in particular to a kind of thin-wall tube welding line ultrasonic verifying attachment.The present apparatus includes the box of multiple single-unit track pieces, two encoders and a fixed probe, above structure is linked together by spring and card key, there are two types of the single-unit track pieces, one kind is that track both ends are provided with encoder, another kind is that track both ends are provided with pulley, one spring and a card key constitute one group of connector, and two adjacent single-unit track pieces are connected with the connector of two groups of parallel arrangements；The box of fixed probe is arranged between multiple single-unit track pieces, the side of the box of the fixation probe is connected to the single-unit track piece for being provided with encoder with the connector of two groups of parallel arrangements, and the other side is connected to the single-unit track piece for being provided with pulley with the connector of two groups of parallel arrangements；Phased array probe can be fixed on probe box.The technology can reduce radioscopy bring risk operation, improve checkability.
Description
Technical field
The utility model belongs to ultrasonic examination technical field, and in particular to a kind of thin-wall tube welding line ultrasonic verifying attachment.
Background technique
Sheet-metal duct is widely used in the fields such as engineering construction, petroleum, power industry, space flight and aviation, nuclear power nuclear energy, each row
The specific Requirements of Nondestructive Testing that industry standard proposes the attachment weld of pipeline enclosure, to critical piping level weld seam requirement therein into
Row volume inspection (ray or ultrasound).
Currently, conventional Ultrasound, which is examined, knows the defect of thin-walled weld seam due to the restriction of ultrasonic inherent characteristic and weld reinforcement
Other ability is poor, while most of industry does not have the reasons such as corresponding ultrasonic examination specification, also to the inspection of sheet-metal duct weld seam
It is based on ray, especially (material is mostly austenitic stainless steel to the sheet-metal duct weld seam in nuclear power nuclear energy field, and ultrasonic examination is difficult
Spend it is bigger) labour before and inservice inspection be to be completed using radioscopy.
The external condition required due to radioscopy is more, checkability is lower, portion is not suitable for examining using ray
Reasons, the ultrasound that the non-destructive testing unit of other industry begins one's study before the several years for sheet-metal duct weld seam at home such as test
Inspection technology, for checked object such as Oil-gas Long-distance Transportation Pipeline, UHV transmission line steel tube tower etc., partial test skill
Art gradually starts to apply.
It develops a set of with the comparable thin-wall tube welding line ultrasonic inspection technology of radioscopy ability and inspection equipment is that have must
It wants.The technology can reduce radioscopy bring risk operation, improve checkability.
Utility model content
The purpose of this utility model is in view of the foregoing defects the prior art has, to provide a kind of thin-wall tube welding line ultrasonic inspection
Experiment device.
The technical solution of the utility model is as follows：
A kind of thin-wall tube welding line ultrasonic verifying attachment, including the fixed spy of multiple single-unit track pieces, two encoders and one
The box of head, is linked together above structure by spring and card key, and there are two types of the single-unit track pieces, and one kind is track
Both ends are provided with encoder, and another kind is that track both ends are provided with pulley, and a spring and a card key constitute one group of company
Fitting, two adjacent single-unit track pieces are connected with the connector of two groups of parallel arrangements；
The box of fixed probe is arranged between multiple single-unit track pieces, and the side of the box of the fixation probe is used
The connector of two groups of parallel arrangements is connected to the single-unit track piece for being provided with encoder, the connection of the two groups of parallel arrangements in the other side
Part is connected to the single-unit track piece for being provided with pulley；
Phased array probe can be fixed on probe box.
A kind of thin-wall tube welding line ultrasonic detection device, the test surface of the probe are arc identical with pipe under test specification
Face.
A kind of thin-wall tube welding line ultrasonic detection device, each pulley outer diameter are Φ 10mm.
A kind of thin-wall tube welding line ultrasonic detection device, the encoder shape are consistent with pulley.
A kind of thin-wall tube welding line ultrasonic detection device, the quantity of the single-unit track piece is according to tested OD of Thin Wall Welded Pipe specification
Size selection can be upwardly formed a closed loop tube wall week with certain drawing force state.
A kind of thin-wall tube welding line ultrasonic detection device, the probe and encoder are connected to phased array supersonic instrument, will pop one's head in
It is placed in suitable position, primary wave and back wave is enable to cover the scanning of entire weld seam.
Length is less than 10mm under a kind of thin-wall tube welding line ultrasonic detection device, the card key and spring force-free state.
The beneficial effects of the utility model are：
For the ultrasonic examination of pipeline-weld, the phased array probe of profession and the voussoir of various cambered surfaces are devised, convenient for visiting
Head be suitable for different tube diameters sheet-metal duct inspection, by probe transmitting sectorial wave to weld seam carry out scanning, due to tube wall compared with
It is small, it can use primary wave and back wave in a fixed position and scanning carried out to entire section of weld joint.
Encoder and probe circumferential movement are driven by manual sliding rail, completes the axial scanning to entire weld seam.And
The acquisition that data are completed in probe movement position is recorded by encoder.
The covering device is small in size, configures light, the applicable lesser thin-wall tube of caliber, without motor and driver, by people
Power driving device circumferentially moves on pipeline, convenient and efficient, and can acquire repeatedly.Check device is rubbed by pulley and tube wall
Wiping power prevents from moving up in pipeline axis.
Detailed description of the invention
Fig. 1 is the phased array probe scanning schematic diagram of the utility model；
Fig. 2 is the ultrasonic inspection devices schematic diagram of the utility model；
Fig. 3 is the ultrasonic inspection devices connection schematic diagram of the utility model.
In figure：1, pulley；2, encoder；3, box；4, it pops one's head in；5, spring；6, card key；7, single-unit track piece.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is described in further detail the utility model.
Phased array supersonic (PA) is a kind of advanced method, and the piezoelectric chip in phased array probe is by selected sequence replacement
Evoke, the electron scanning (E-scanning) for being can complete high-precision, rapid profile scanning (fan-shaped S scanning) and A sweep,
Rolling B-scan and (linear) scanning of L, or even C-scan can be completed, it can be ultrasonic beam and very rapidly cover component, examine
It is extremely efficient to survey efficiency, achievable multiple views scanning of popping one's head in a, probe can replace multiple previous not same viewpoints, not identical
Focus probe checks the moment to substantially reduce.
The characteristics of being checked based on phased array probe can design a kind of crawler type circumferential track, carry phased array probe and exist
Weld seam two sides carry out axial scanning, and the full volumetric scanning of thin-walled weld seam can be completed, the device more piece crawler type track, every section rail
Road passes through spring and card slot is attached and is formed certain drawing force, can be adjusted by disassembly and installation track joint number
Length adapts to more size pipeline sizes.The included pulley of every section track, is fixed on pipe using the contact friction force of pulley and tube wall
On wall, probe and encoder are mounted between two section tracks, carry out mobile scanning of popping one's head in by manual sliding rail, and complete
The acquisition and analysis of data.
All piece volumes of the covering device are smaller, convenient for efficiently completing the ultrasound of a variety of sheet-metal duct weld seams or base material
It checks.
The verifying attachment includes the box 3 of multiple single-unit track pieces 7, two encoders 2 and a fixed probe, is led to
It crosses spring 5 and card key 6 links together above structure, length is less than 10mm under 6 force-free state of card key 7 and spring, and most
The loop for forming a closure afterwards is looped around on tested pipeline, forms verifying attachment.
There are two types of single-unit track pieces 7, and one kind is that track both ends are provided with encoder 2, and another kind is that track both ends are all provided with
It is equipped with pulley 1.One spring 5 and a card key 6 constitute one group of connector, and two adjacent single-unit track pieces 7 are parallel with two groups
The connector of arrangement connects.
The box 3 of fixed probe is arranged between multiple single-unit track pieces 7, and the one of the box 3 of the fixation probe
Side is connected to the single-unit track piece 7 for being provided with encoder 2, the two groups of parallel arrangements in the other side with the connector of two groups of parallel arrangements
Connector be connected to the single-unit track piece 7 for being provided with pulley 1.
The phased array probe 4 of required parameter can be fixed on probe box, 4 test surface of popping one's head in is and pipe under test specification
Identical cambered surface.
Each 1 outer diameter of pulley is Φ 10mm, and 2 shape of encoder and pulley 1 are consistent, can pass through sliding-rolling direction and distance
To record probe moving distance in real time.
Appropriate number of single-unit track piece 7 is selected according to tested OD of Thin Wall Welded Pipe specification, it can be with certain
Drawing force state is being upwardly formed a closed loop tube wall week.
Probe 4 and encoder 2 are connected to phased array supersonic instrument, probe is placed in suitable position, makes primary wave and anti-
Ejected wave can cover the scanning of entire weld seam.
Record probe initial position, circumferentially slides 360 ° by manual Sliding caterpillar track, drives 4 completion pair of probe
The axial scanning of whole lap welding seam, and probe scanning position is recorded by phased array supersonic instrument and saves acquisition data.The covering device
It can be convenient quick locating and displaying position according to the rotating direction of 2 pulley of encoder and shift length.
Claims (7)
1. a kind of thin-wall tube welding line ultrasonic verifying attachment, including multiple single-unit track pieces (7), two encoders (2) and one are solid
The box (3) for determining probe is linked together above structure by spring (5) and card key (6), it is characterised in that：The list
It saves there are two types of track piece (7), one kind is that track both ends are provided with encoder (2), and another kind is that track both ends are provided with cunning
It takes turns (1), a spring (5) and a card key (6) constitute one group of connector, and two adjacent single-unit track pieces (7) are flat with two groups
The connector of row arrangement connects；
The box (3) of fixed probe is arranged between multiple single-unit track pieces (7), the box (3) of the fixation probe
Side is connected to the single-unit track piece (7) for being provided with encoder (2) with the connector of two groups of parallel arrangements, and the other side is flat with two groups
The connector of row arrangement is connected to the single-unit track piece (7) for being provided with pulley (1)；
Phased array probe (4) can be fixed on probe box.
2. a kind of thin-wall tube welding line ultrasonic verifying attachment as described in claim 1, it is characterised in that：The spy of the probe (4)
Survey face is cambered surface identical with pipe under test specification.
3. a kind of thin-wall tube welding line ultrasonic verifying attachment as described in claim 1, it is characterised in that：Each pulley (1) outer diameter
For Φ 10mm.
4. a kind of thin-wall tube welding line ultrasonic verifying attachment as described in claim 1, it is characterised in that：The encoder (2) is outside
Shape and pulley (1) are consistent.
5. a kind of thin-wall tube welding line ultrasonic verifying attachment as described in claim 1, it is characterised in that：The single-unit track piece
(7) quantity is selected according to tested OD of Thin Wall Welded Pipe specification, can be with certain drawing force state in tube wall circumferential direction
One closed loop of upper formation.
6. a kind of thin-wall tube welding line ultrasonic verifying attachment as described in claim 1, it is characterised in that：The probe (4) and volume
Code device (2) is connected to phased array supersonic instrument, and probe is placed in suitable position, primary wave and back wave is enable to cover entire weldering
The scanning of seam.
7. a kind of thin-wall tube welding line ultrasonic verifying attachment as described in claim 1, it is characterised in that：The card key (6) and bullet
Length is less than 10mm under spring (5) force-free state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721865439.6U CN208109754U (en) | 2017-12-27 | 2017-12-27 | A kind of thin-wall tube welding line ultrasonic verifying attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721865439.6U CN208109754U (en) | 2017-12-27 | 2017-12-27 | A kind of thin-wall tube welding line ultrasonic verifying attachment |
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| Publication Number | Publication Date |
|---|---|
| CN208109754U true CN208109754U (en) | 2018-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721865439.6U Active CN208109754U (en) | 2017-12-27 | 2017-12-27 | A kind of thin-wall tube welding line ultrasonic verifying attachment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975404A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of thin-wall tube welding line ultrasonic verifying attachment |
| CN110208380A (en) * | 2019-07-09 | 2019-09-06 | 国网河南省电力公司周口供电公司 | A kind of ultrasonic phase array detection device and its method for steel tube tower weld seam detection |
-
2017
- 2017-12-27 CN CN201721865439.6U patent/CN208109754U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975404A (en) * | 2017-12-27 | 2019-07-05 | 核动力运行研究所 | A kind of thin-wall tube welding line ultrasonic verifying attachment |
| CN110208380A (en) * | 2019-07-09 | 2019-09-06 | 国网河南省电力公司周口供电公司 | A kind of ultrasonic phase array detection device and its method for steel tube tower weld seam detection |
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