CN108195857A - A kind of auxiliary device for different-diameter pipeline non-destructive testing - Google Patents
A kind of auxiliary device for different-diameter pipeline non-destructive testing Download PDFInfo
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- CN108195857A CN108195857A CN201810264070.6A CN201810264070A CN108195857A CN 108195857 A CN108195857 A CN 108195857A CN 201810264070 A CN201810264070 A CN 201810264070A CN 108195857 A CN108195857 A CN 108195857A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption
- G01N23/18—Investigating the presence of flaws defects or foreign matter
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- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a kind of auxiliary device for different-diameter pipeline non-destructive testing, including：Rotate mobile holder and X-ray machine X fixing bracket；The rotation mobile holder includes arc bracket, and the both ends of the arc bracket have been respectively articulated with clamp arm, and be each provided with positioning component between the clamp arm and the arc bracket；The first universal wheel is provided on the inside of the free end of each clamp arm, first universal wheel is used to that the rotation mobile holder to be made to move along pipe under test；The detection device fixing bracket includes X-ray machine X fixed plate, and the detection device fixed plate is fixed on the arc bracket, and detection device is fixed in the fixed plate.The device is applicable to the pipeline girth weld X-ray detection of power plant different-diameter, and can circumferentially rotate or be axially moveable around pipeline to be detected, is conveniently adjusted test position, convenient, fast, can significantly improve detection efficiency, saves time and manpower.
Description
Technical field
The present invention relates to power plant's technical field of nondestructive testing, and in particular to a kind of for different-diameter pipeline non-destructive testing
Auxiliary device.
Background technology
At present, non-destructive testing technology is widely used in machine-building, aerospace, electric power, oil, chemical industry, automobile, builds
Build, shipbuilding, the detection of the internal soundness of industries stressed member such as water conservancy.X-ray detection technology therein is even more to be widely used in
Boiler of power plant, steam-water pipe, the manufacturing inspection of pressure vessel and in inspection, detection object majority is various fusion welding sides
The joint welding of method (arc welding, gas shielded arc welding, electroslag welding, gas welding etc.), detection speed is fast, can flexibly be detected in real time
Record, being capable of relatively more intuitive property, quantity, size, shape and the position for accurately judging defect by observing egative film.
But at present, X-ray detection technology goes back Shortcomings in the field application in power plant：All kinds of carbonated drink pipes in power plant
The arrangement in road is more compact and intensive, narrow space so that and simultaneously fixed test equipment is more difficult for operating personnel's arrangement, in addition,
When the radiography detection of different angle is carried out to the same part, adjustment equipment position again is needed, it is time-consuming and laborious, it seriously affects existing
Field operating efficiency.
Invention content
It is lossless for different-diameter pipeline the purpose of the present invention is to provide one kind for problems of the prior art
The auxiliary device of detection is applicable to the pipeline girth weld X-ray detection of power plant different-diameter, convenient, fast, can significantly carry
High detection efficiency saves time and manpower.
In order to achieve the above object, the present invention is achieved by the following scheme.
A kind of auxiliary device for different-diameter pipeline non-destructive testing, including：Rotation mobile holder and detection device are consolidated
Fixed rack；The rotation mobile holder includes arc bracket, and the both ends of the arc bracket have been respectively articulated with clamp arm, and each
Positioning component is provided between the clamp arm and the arc bracket；It is provided on the inside of the free end of each clamp arm
First universal wheel, first universal wheel are used to that the rotation mobile holder to be made to move along pipe under test；The detection device is consolidated
Fixed rack includes fixed plate, and the fixed plate is fixed on the arc bracket, and detection device is fixed in the fixed plate.
The features of the present invention and further improvement lies in that：
Preferably, the positioning component includes articulated shaft, locating plate, locating shaft and clamp nut；It is set on the clamp arm
Articulated shaft is equipped with, one end of the locating plate is hinged on the end of the articulated shaft；Locating shaft, institute are set on the arc bracket
It states and location hole is provided on locating plate, the locating shaft passes through the location hole, and it is described fixed to pass through the clamp nut fixation
Bit slice.
Preferably, first universal wheel is fixed on the freedom of each clamp arm by the first screw rod and the first nut
The inside at end.
Preferably, at least two through-holes are offered in the fixed plate, it is solid that at least two are provided on the arc bracket
Fixed pole is provided with external screw thread in the fixed link, and the fixed link, which passes through the through-hole and passes through nut, consolidates the fixed plate
Due on the arc bracket.
Preferably, it is fixed with the second universal wheel on the inside of the middle part of the arc bracket.
It is further preferred that second universal wheel is fixed on the arc bracket by the second screw rod and the second nut
The inside at middle part.
Preferably, it is further fixed on retaining mechanism on the inside of the arc bracket.
It is further preferred that the retaining mechanism is mechanical brakeman.
It is further preferred that the mechanical brakeman is fixed on the inside of the arc bracket by screw rod and nut.
Compared with prior art, beneficial effects of the present invention are：
The auxiliary device for different-diameter pipeline non-destructive testing of the present invention is applicable to the pipe of power plant different-diameter
Road girth joint X-ray detection can circumferentially rotate or be axially moveable around pipeline to be detected, be conveniently adjusted test position so that
It is more convenient to the multi-orientation detection of same girth joint；Meanwhile also clamp arm can be adjusted by adjusting positioning component, so that its
Suitable for the detection of different-diameter pipeline, applicability is wide；It in addition, can be by adjusting detection device fixing bracket relative to arc branch
The position of frame adjusts the fixed position of X-ray machine X, detects focal length convenient for adjusting, improves the precision of detection；It is in addition, of the invention
The device can be also fixed on pipeline by mechanical brakeman, facilitates testing staff's operation note, improve field pipes girth joint X
The efficiency of ray detection, hence it is evident that save time and manpower.
Description of the drawings
The present invention is described in further details in the following with reference to the drawings and specific embodiments.
Fig. 1 is a kind of structural representation of embodiment of the auxiliary device for different-diameter pipeline non-destructive testing of the present invention
Figure；
Fig. 2 is the structure circumferentially moved along pipe under test for the auxiliary device of different-diameter pipeline non-destructive testing of Fig. 1
Schematic diagram；
Fig. 3 is the structure moved axially for the auxiliary device of different-diameter pipeline non-destructive testing along pipe under test of Fig. 1
Schematic diagram；
In figure 1 above-Fig. 3：1 arc bracket；2 clamp arms；3 first universal wheels；301 first screw rods；302 first nuts；4
Fixed plate；5 articulated shafts；6 locating plates；601 location holes；7 locating shafts；8 clamp nuts；9 fixed links；10 second universal wheels；1001
Second screw rod；1002 second nuts；11 mechanical brakemans；12 pipe under test；13 X-ray machine Xs；14 film, 15 girth joint.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
It will be appreciated that the following example is merely to illustrate the present invention, and it is not construed as limiting the scope of the invention.
With reference to figure 1, the present invention provides a kind of auxiliary devices for different-diameter pipeline non-destructive testing, go including rotation
Walk stent and detection device fixing bracket；The rotation mobile holder includes arc bracket 1, the both ends point of the arc bracket 1
It is not hinged with clamp arm 2, and is each provided with positioning component between the clamp arm 2 and the arc bracket 1；Each folder
The first universal wheel 3 is provided on the inside of the free end of tight arm 2, first universal wheel 3 is used to make the rotation mobile holder edge
Pipe under test 12 moves；The detection device fixing bracket includes fixed plate 4, and the fixed plate 4 is fixed on the arc bracket 1
On, X-ray machine X 13 is fixed in the fixed plate 4.
Referring to figs. 2 and 3, in the embodiment above, the auxiliary device of the present invention is clamped in by clamp arm 2 and treats test tube
On road 12, clamp arm 2 is hinged on the both ends of arc bracket 1, the expanded angle of clamp arm 2 can be adjusted by positioning component, i.e.,
Relative to the position of arc bracket 1, to be suitable for the pipeline of different-diameter；The inside setting the 10000th of the free end of clamp arm 2
To wheel 3, the auxiliary device of the present invention can conveniently be made circumferentially or circumferentially to be moved along pipe under test 12, to adjust the inspection of detection device 13
Measuring angle and front and back position realize the all-dimensional multi-angle detection of pipe under test 12.
The auxiliary device for different-diameter pipeline non-destructive testing of the present invention is applicable to the pipe of power plant different-diameter
Road girth joint X-ray detection can circumferentially rotate or be axially moveable around pipeline to be detected, be conveniently adjusted test position so that
It is more convenient to the multi-orientation detection of same girth joint；Meanwhile also clamp arm 2 can be adjusted by adjusting positioning component, so that
It is suitable for the detection of different-diameter pipeline, applicability is wide.
With reference to figure 1, according to an embodiment of the present, the positioning component includes articulated shaft 5, locating plate 6, locating shaft
7 and clamp nut 8；Articulated shaft 5 is provided on the clamp arm 2, one end of the locating plate 6 is hinged on the articulated shaft 5
End；Locating shaft 7 on the arc bracket 1 is set, is provided with location hole 601 on the locating plate 6, the locating shaft 7 passes through
The location hole 601, and pass through the clamp nut 8 and fix the locating plate 6.
In the embodiment above, one end of locating plate 6 is hinged on the end of articulated shaft 5, and the other end passes through on locating plate 6
Location hole 601 is through on locating shaft 7, and clamp nut 8 compresses locating plate 6 across locating shaft 7, so as to fulfill to clamp arm 2
It is fixed；Loosening pressed nut 8, locating shaft 7 can slide in location hole 601, according to the diameter and universal wheel of pipe under test 12
Position, adjust clamp arm 2 position, then tighten clamp nut 8 again, fix to clamp the position of arm 2, make the present invention be used for
The auxiliary device of different-diameter pipeline non-destructive testing is fixed in pipe under test 12, convenient to carry out lossless inspection to pipe under test 12
It surveys, such as X-ray detection.
With reference to figure 1 and Fig. 2, according to an embodiment of the present, first universal wheel 3 passes through 301 He of the first screw rod
First nut 302 is fixed on the inside of the free end of each clamp arm 2.
In the embodiment above, the free end of clamp arm 2 is provided with threaded hole, and one end of the first screw rod 301 is fixedly connected
First universal wheel 3, the other end of the first screw rod 301 passes through the threaded hole, across the first screw rod of 2 inner side and outer side of clamp arm
There are one the first nuts 302 for set respectively on 301, and the first screw rod 301 can move up and down in threaded hole, according to pipe under test 12
Diameter adjusts the first screw rod 301 relative to the position of clamp arm 2, the first universal wheel 3 is made to withstand on the outer wall of pipe under test 12,
Then the first nut 302 is tightened, you can realize and clamp the auxiliary device for different-diameter pipeline non-destructive testing of the present invention
In pipe under test 12.
According to an embodiment of the present, at least two through-holes, the arc bracket 1 are offered in the fixed plate 4
On be provided at least two fixed links 9, be provided with external screw thread in the fixed link 9, the fixed link 9 passes through the through-hole and leads to
It crosses nut the fixed plate 4 is fixed on the arc bracket 1.
In the embodiment above, fixed plate 4 is fixed on by fixed link 9 on arc bracket 1, by 4 liang of adjustment fixing plate
The nut at end can be such that adjustment fixing plate 4 is moved up and down along fixed link 9, so as to adjust detection device 13 relative to pipe under test 12
Distance, you can the detection focal length of X-ray production apparatus is adjusted according to Site Detection situation, improves the accuracy of detection.
According to an embodiment of the present, it is fixed with the second universal wheel 10 on the inside of the middle part of the arc bracket 1.
According to an embodiment of the present, second universal wheel 10 passes through the second screw rod 1001 and the second nut 1002
It is fixed on the inside at the middle part of the arc bracket 1.
In the embodiment above, threaded hole is provided in the middle part of arc frame, one end of the second screw rod 1001 is fixedly connected with
Two universal wheels 10, the other end of the second screw rod 1001 passes through the threaded hole, across the second screw rod of the inner side and outer side of arc frame
There are one the second nuts 1002 for set respectively on 1001, and the second screw rod 1001 can move up and down in threaded hole, according to pipe under test
12 diameter, adjusting screw rod make the second universal wheel 10 withstand on the outer wall of pipe under test 12, then relative to the position of arc frame
Tighten the second nut 1002, you can realize that the auxiliary device for different-diameter pipeline non-destructive testing by the present invention further presss from both sides
Tightly in pipe under test 12.
According to an embodiment of the present, the inside of the arc bracket 1 is further fixed on retaining mechanism.
According to an embodiment of the present, the retaining mechanism is mechanical brakeman 11.
According to an embodiment of the present, the mechanical brakeman 11 is fixed on the arc bracket by screw rod and nut
1 inside.
In the embodiment above, retaining mechanism is used to lock the auxiliary for different-diameter pipeline non-destructive testing of the present invention
Device relative to pipe under test 12 position, make its it is firm be fixed in pipe under test 12, anti-sliding stop comes off, and is also convenient for examining
Survey personnel are detected by X-ray machine X 13.Retaining mechanism can be mechanical brakeman 11, and mechanical brakeman 11 is fixed by screw rod and nut
In the inside of arc bracket 1, specific fixed form can be：Threaded hole is provided on arc bracket 1, one end of screw rod is fixed
Connect mechanical brakeman 11, the other end of screw rod passes through the threaded hole, across the screw rod of the inner side and outer side of arc frame on cover respectively
There are one nut, screw rod can move up and down in threaded hole, according to the diameter of pipe under test 12, adjust threaded rod relative to arc
The position of frame makes mechanical brakeman 11 withstand on the outer wall of pipe under test 12, then tightens nut, you can realization passes through mechanical brakeman
11 are fixed on the device of the invention the purpose in pipe under test 12.
Specifically, the auxiliary device using the present invention for different-diameter pipeline non-destructive testing is at the scene to pipe under test
When carrying out X-ray detection, after the angle to suitable position for adjusting clamp arm by positioning component first, clamp nut is tightened, is locked
Determine the position of clamp arm；Then the first nut and the second nut are adjusted, adjusts the first universal wheel and the second universal wheel apart to be measured
The position of pipeline is in close contact the outer wall of the first universal wheel and the second universal wheel and the outside wall surface of pipe under test, meanwhile, ensure
The device for being used for different-diameter pipeline girth joint X-ray detection can be circumferentially rotated in pipeline outer wall face along pipeline or axial shifting
It is dynamic, by controlling walking of the device in pipeline outer wall face, you can the angle direction detected needed for selection；When test position mixes up
Later, at this point, the center of X-ray machine X emission port face girth joint 15, rotary sleeve are mounted in fix on the screw rod of mechanical brakeman
Nut so that the bottom surface of mechanical brakeman and the outside wall surface of pipe under test fit closely, and ensure position of the device in pipe under test
Locking is put, no longer walking movement；Finally by the nut at rotation fixed plate both ends, the distance between X-ray machine X and pipeline are adjusted,
So as to change detection focal length, after pipeline opposite side places film 14, you can carry out final detection operation.
When needing change detection angle direction, mechanical brakeman only need to be unclamped, makes mechanical brakeman outer far from pipe under test
Wall surface, and the auxiliary device for different-diameter pipeline non-destructive testing of the present invention is controlled to circumferentially rotate to proper angle, then
The secondary outside wall surface that mechanical brakeman is made to be close to pipeline, you can the position of the position of the auxiliary device, i.e. lock-in detection equipment is locked, after
It is continuous to be detected operation.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. a kind of auxiliary device for different-diameter pipeline non-destructive testing, which is characterized in that including：Rotate mobile holder and inspection
Measurement equipment fixing bracket；
The rotation mobile holder includes arc bracket (1), and the both ends of the arc bracket (1) have been respectively articulated with clamp arm (2),
And each positioning component is provided between the clamp arm (2) and the arc bracket (1)；Each clamp arm (2) from
First universal wheel (3) is provided with by the inside held, first universal wheel (3) is for making the rotation mobile holder along treating test tube
Road (12) is mobile；
The detection device fixing bracket includes fixed plate (4), and the fixed plate (4) is fixed on the arc bracket (1), examines
Measurement equipment (13) is fixed in the fixed plate (4).
2. the auxiliary device according to claim 1 for different-diameter pipeline non-destructive testing, which is characterized in that described fixed
Hyte part includes articulated shaft (5), locating plate (6), locating shaft (7) and clamp nut (8)；It is set on the clamp arm (2) hinged
Spindle (5), one end of the locating plate (6) are hinged on the end of the articulated shaft (5)；It is fixed to be set on the arc bracket (1)
Position axis (7) is provided with location hole (601) on the locating plate (6), the locating shaft (7) across the location hole (601), and
Pass through the fixed locating plate (6) of the clamp nut (8).
3. the auxiliary device according to claim 1 for different-diameter pipeline non-destructive testing, which is characterized in that described
One universal wheel (3) is fixed on the free end of each clamp arm (2) by the first screw rod (301) and the first nut (302)
Inside.
4. the auxiliary device according to claim 1 for different-diameter pipeline non-destructive testing, which is characterized in that described solid
At least two through-holes are offered on fixed board (4), at least two fixed links (9), the fixation are provided on the arc bracket (1)
It is provided with external screw thread on bar (9), the fixed link (9) is across the through-hole and passes through nut and is fixed on the fixed plate (4)
On the arc bracket (1).
5. the auxiliary device according to claim 1 for different-diameter pipeline non-destructive testing, which is characterized in that the arc
The second universal wheel (10) is fixed on the inside of the middle part of shape stent (1).
6. the auxiliary device according to claim 5 for different-diameter pipeline non-destructive testing, which is characterized in that described
Two universal wheels (10) are fixed on the interior of the middle part of the arc bracket (1) by the second screw rod (1001) and the second nut (1002)
Side.
7. the auxiliary device according to claim 1 for different-diameter pipeline non-destructive testing, which is characterized in that the arc
Shape stent is further fixed on retaining mechanism on the inside of (1).
8. the auxiliary device according to claim 1 for different-diameter pipeline non-destructive testing, which is characterized in that the lock
Tight mechanism is mechanical brakeman (11).
9. the auxiliary device according to claim 8 for different-diameter pipeline non-destructive testing, which is characterized in that described anti-
Skidding plate (11) is fixed on the inside of the arc bracket (1) by screw rod and nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810264070.6A CN108195857A (en) | 2018-03-28 | 2018-03-28 | A kind of auxiliary device for different-diameter pipeline non-destructive testing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810264070.6A CN108195857A (en) | 2018-03-28 | 2018-03-28 | A kind of auxiliary device for different-diameter pipeline non-destructive testing |
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| CN201810264070.6A Pending CN108195857A (en) | 2018-03-28 | 2018-03-28 | A kind of auxiliary device for different-diameter pipeline non-destructive testing |
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| CN109268654A (en) * | 2018-10-10 | 2019-01-25 | 南京佳业检测工程有限公司 | Open-close type bracket for pipeline inspection |
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| CN110361402A (en) * | 2019-08-08 | 2019-10-22 | 丹东华日理学电气有限公司 | A kind of line scan-type X-ray pipeline digital imaging detection device for detecting |
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| CN114894907A (en) * | 2022-07-12 | 2022-08-12 | 欧米勒电气有限公司 | Transmission structure for pressure pipeline detection and detection device thereof |
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