CN107068216A - HTGR heat exchanger tube weld seam X-ray detectoscope - Google Patents
HTGR heat exchanger tube weld seam X-ray detectoscope Download PDFInfo
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- CN107068216A CN107068216A CN201710404217.2A CN201710404217A CN107068216A CN 107068216 A CN107068216 A CN 107068216A CN 201710404217 A CN201710404217 A CN 201710404217A CN 107068216 A CN107068216 A CN 107068216A
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- ray
- heat exchanger
- high pressure
- exchanger tube
- ray head
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/002—Detection of leaks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- X-Ray Techniques (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a kind of HTGR heat exchanger tube weld seam X-ray detectoscope, the defectoscope includes high pressure generator, operating console, X-ray head, cooling system and holding-and-aligning frock；Wherein, the cooling system includes coolant recirculation pump, tank for coolant and circulation pipe；In the presence of circulating pump, cooling medium flowing speed is fast, the heat in X-ray head can be taken away in time, so that X-ray head can continuously work；The high pressure generator is powered by high-tension cable to X-ray head; the very little that can be made so as to X-ray head; only include the parts such as high pressure cable seat, cathode filament, vacuum (-tight) housing, plate target and protective cover; and the X-ray head can be placed in holding-and-aligning frock; the distance between X-ray head and heat exchanger tube are adjusted by holding-and-aligning frock, then is moved to by holding-and-aligning frock top shoe with X-ray head on the diverse location of heat exchanger tube or different heat exchanger tubes and carries out x-ray bombardment.
Description
Technical field
The present invention relates to HTGR Welding quality test device, and in particular to a kind of HTGR heat exchanger tube weld seam
X-ray detectoscope.
Background technology
HTGR is the generally acknowledged current new nuclear reactor of security highest of international nuclear energy circle, and the thermal efficiency is high, is
System is simple, widely used, is most to promise to be one of advanced heap-type of adaptation future source of energy market safety and economic needs, quilt
Referred to as Generation Ⅳ.Wherein, the specific requirement for temperature gas cooled reactor steam generator heat exchanger tube is extremely harsh, causes
Processing and manufacturing is extremely difficult；HTGR evaporator heat exchange unit is about 10 meters, and only half meter of diameter is internal as described in tens
Heat exchanger tube is constituted in uneven regular distribution.
For one long ten meters or so of heat exchanger tube, often there is the welding point of multiple butt welding thereon, and it is every
Individual welding point is required for carrying out weld seam ray detection after different processes, is needed after such as welding at radiographic inspection welding seam, heat
Also need to radiographic inspection welding seam after reason, each heat exchange unit includes the heat exchanger tube of 35, each steam generator have 19 or
More heat exchange units, so, in order to prepare the heat exchanger tube of one steam generator of assembling, weld seam irradiating and detecting need of work weight
Plural number thousand even up to ten thousand times；
Moreover, in a heat exchange unit, adjacent heat exchange tubes arrangement is compact, and operating space is narrow and small, and each welding node is also
The transillumination (two angles are mutually in 90 °) of at least two angles need to be carried out, because heat exchanger tube needs vertical placement, many ray detections
Need of work carries out operation in high-altitude higher from the ground, and some heat exchanger tubes to be detected are surrounded by other heat exchanger tubes, heat exchanger tube
Between space it is smaller, conventional portable X-ray detectoscope can not meet onsite application；
In addition, commissure does not have any place for fixing X-ray production apparatus and film, exchange heat pipe structure is not allowed to cause yet
Any influence and destruction；
And the operating efficiency of X-ray detectoscope also need to greatly improve be possible to meet above-mentioned special use will
Ask, simultaneously as the welding precision of exchange heat pipe requires harsh, it is necessary to assure the condition such as focal length, geometric unsharpness meets pre-
Provisioning request, reaches high standard.
For these reasons, the present inventor has made intensive studies to existing X-ray detectoscope, to design one kind
It can solve the problem that the HTGR heat exchanger tube weld seam X-ray detectoscope of above mentioned problem.
The content of the invention
In order to overcome above mentioned problem, present inventor has performed studying with keen determination, a kind of HTGR heat exchanger tube weldering is designed
X-ray detectoscope is stitched, the defectoscope includes high pressure generator, operating console, X-ray head, cooling system and holding-and-aligning
Frock；Wherein, the cooling system includes coolant recirculation pump, tank for coolant and circulation pipe；The circulation pipe passes through X-ray production apparatus
Head, in the presence of circulating pump, cooling medium flowing speed is fast, and the heat in X-ray head can be taken away in time, so that
Obtaining X-ray head can continuously work；The high pressure generator is powered by high-tension cable to X-ray head, so that X-ray production apparatus
The very little that head can make, only includes several parts such as high pressure cable seat, cathode filament, vacuum (-tight) housing, plate target and protective cover, and
The X-ray head can be placed in holding-and-aligning frock, by holding-and-aligning frock adjust X-ray head and heat exchanger tube it
Between distance, then the diverse location or difference of heat exchanger tube are moved to by holding-and-aligning frock top shoe with X-ray head
Heat exchanger tube on carry out X-ray irradiation, so as to complete the present invention.
In particular it is object of the present invention to provide a kind of HTGR heat exchanger tube weld seam X-ray detectoscope, the spy
Hindering instrument includes high pressure generator 1, operating console 2, X-ray head 3 and cooling system；
Wherein, the cooling system includes coolant recirculation pump 41, tank for coolant 42 and circulation pipe 43；
The circulation pipe 43 passes through X-ray head 3,
The high pressure generator 1 is powered by high-tension cable 11 to X-ray head 3.
Wherein, the coolant recirculation pump 41, tank for coolant 42 and circulation pipe 43 constitute closed-cycle system.
Wherein, the cooling system 4 also includes air cooling fan 44,
The air cooling fan is arranged near tank for coolant 42, is cooled by air cooling fan to tank for coolant 42.
Wherein, X-ray head 3 includes high pressure cable seat 31, cathode filament 32, vacuum (-tight) housing 33, plate target 34 and protective cover 35；
Wherein, cathode filament 32 is located in vacuum (-tight) housing 33,
The high pressure that high pressure generator 1 is produced is transmitted by high-tension cable and is divided into two-way, wherein negative high voltage all the way is connected on
Negative electrode, plus earth forms high voltage electric field；Another road is applied on cathode filament 32 so that the electronics that cathode filament 32 is produced
Accelerating impact plate target 34 produces bremsstrahlung under high voltage electric field effect, produces X-ray.
Wherein, circulation pipe 43 passes through the protective cover 35, and nearby passes through from plate target 34, by the circulation pipe 43 and
Its internal coolant takes away the heat in X-ray head 3；
The part circulation pipe 43 being preferably located in protective cover 35 is made up of cathode copper.
Wherein, the high-tension cable two ends are both provided with high-voltage plug,
A high-voltage plug on the high-tension cable is embedded into the high pressure cable seat 31, and is in contact with negative electrode；
High pressure resistant silicone grease layer is scribbled on high pressure cable seat 31.
Wherein, the operating console 2 is electrically connected with high pressure generator 1,
Regulation/control button is provided with the operating console 2；
Preferably, the operating console 2 can adjust/control voltage, electric current and time for exposure.
Wherein, it is additionally provided with the operating console 2 in exposure parameter memory module, the exposure parameter memory module
Be stored with multigroup exposure parameter being called.
Wherein, the defectoscope also includes holding-and-aligning frock 5,
The holding-and-aligning frock 5 includes slide rail 51,
Described one end of slide rail 51 is provided with clamping part 52 and gripping block 53,
The sliding block 54 that can be slided along slide rail is additionally provided with the slide rail 51；
The clamping part 52 clamps heat exchanger tube 6 together with gripping block 53；
The head retainer ring 55 for laying X-ray head 3 is provided with the sliding block 54.
Wherein, the clamping part 52 is L-shaped solid member, and the arc gap for accommodating heat exchanger tube is offered on its bending section,
The gripping block 53 can rotate relative to slide rail, and then heat exchanger tube can be fixedly clamped at the arc gap；
Preferably, the film being vertically arranged fixes clamping bar 56 on the clamping part 52, the film fixes clamping bar
56 clamp film and back of the body screen together with heat exchanger tube.
The present invention have the advantage that including：
(1) the X-ray head small volume of the HTGR heat exchanger tube weld seam X-ray detectoscope provided according to the present invention,
It is easy to movement, X easily can be carried out on heat exchanger tube diverse location and various heat exchange pipe and penetrate detection；
(2) the HTGR heat exchanger tube weld seam X-ray detectoscope provided according to the present invention has cooling system, the system
For water-cooling system, the heat in X-ray head can be taken away in time so that X-ray head can be with continuous firing, it is not necessary to 1:1
Interval is rested；
(3) the HTGR heat exchanger tube weld seam X-ray detectoscope provided according to the present invention has supporting holding-and-aligning
Frock, flexibly and easily can be placed on heat exchanger tube, and be easy to focusing, be easy between regulation heat exchanger tube and X-ray head
Distance, easy to use, efficiency high.
Brief description of the drawings
Fig. 1 shows whole according to the HTGR heat exchanger tube weld seam X-ray detectoscope of preferred embodiment of the invention a kind of
Body structural representation；
Fig. 2 shows the X of the HTGR heat exchanger tube weld seam X-ray detectoscope according to a kind of preferred embodiment of the invention
Ray handpiece structure schematic diagram；
Fig. 3 is shown according to the HTGR heat exchanger tube weld seam X-ray detectoscope of preferred embodiment of the invention a kind of
Holding-and-aligning tool structure schematic diagram.
Drawing reference numeral explanation：
1- high pressure generators
11- high-tension cables
2- operating consoles
3-X ray heads
31- high pressures cable seat
32- cathode filaments
33- vacuum (-tight) housings
34- plate targets
35- protective covers
41- coolant recirculation pumps
42- tank for coolants
43- circulation pipes
5- holding-and-aligning frocks
51- slide rails
52- clamping parts
53- gripping blocks
54- sliding blocks
55- head retainer rings
56- films fix clamping bar
57- bolts
58- screwing wrenchs
59- jackscrews
6- heat exchanger tubes
Embodiment
Below by drawings and examples, the present invention is described in more detail.Illustrated by these, the features of the present invention
It will be become more apparent from clearly with advantage.
Special word " exemplary " is meant " being used as example, embodiment or illustrative " herein.Here as " exemplary "
Illustrated any embodiment should not necessarily be construed as preferred or advantageous over other embodiments.Although each of embodiment is shown in the drawings
In terms of kind, but unless otherwise indicated, it is not necessary to accompanying drawing drawn to scale.
The HTGR heat exchanger tube weld seam X-ray detectoscope provided according to the present invention, as shown in fig. 1, the defectoscope
Including high pressure generator 1, operating console 2, X-ray head 3 and cooling system；Wherein, the cooling system includes coolant
Circulating pump 41, tank for coolant 42 and circulation pipe 43；
The circulation pipe 43 passes through X-ray head 3,
The coolant recirculation pump 41, tank for coolant 42 and circulation pipe 43 constitute closed-cycle system, its internal cooling
Liquid is quickly flowed, and can undergo phase transition, and heats are absorbed so as to a large amount of, and by the heat of absorption from X-ray head
In take out of, coolant total amount is not lost in the process, it is preferable that heretofore described coolant be distilled water.
The heat in X-ray head 3 can be taken away in time by above-mentioned cooling system so that X-ray head 3 can continue
Work；
The high pressure generator 1 is powered by high-tension cable to 11X rays head 3, and the high-tension cable gives 11 quality
It is relatively light, reduce the gravity acted on ray head 3 as far as possible.
In one preferred embodiment, as shown in fig. 1, the cooling system 4 also includes air cooling fan 44,
The air cooling fan is arranged near tank for coolant 42, is cooled by air cooling fan to tank for coolant 42, so that
Obtain the heat brought out from X-ray head and can quickly overflow and dissipate in atmosphere, it is ensured that the temperature of whole cooling system is in safety
In temperature range.
In one preferred embodiment, the operating console 2 is electrically connected with high pressure generator 1, in the high pressure
Integrated all control circuits, the control that the control circuit is sent according to operating console 2 in the integrated power supply on generator top
Instruct (exposure parameter) execution/control exposure operation.
Regulation/control button is provided with the operating console 2；
Preferably, the operating console 2 can adjust/control voltage, electric current and time for exposure, it is preferable that in the behaviour
Make on console 2 while equipped with corresponding alarm mark lamp.
It is connected on the operating console 2 with integrated power supply, preferably integrated power supply input is 380V power supplys, input electricity
Source is conveyed to coolant recirculation pump 41, air cooling fan 44 and high pressure respectively after the modes such as inversion, copped wave, rectification are post-processed
Raw device 1, and it is manipulated by the working condition of the control of platform 2 coolant recirculation pump 41, air cooling fan 44 and high pressure generator 1.
In one preferred embodiment, as shown in fig. 1, it is additionally provided with exposure parameter on the operating console 2
Be stored with multigroup exposure parameter being called in memory module, the exposure parameter memory module.
Preferably, the exposure parameter memory module is dismountable storage chip, can select corresponding as needed
Chip, transfers exposure parameter from chip, and the working condition of the line defectoscope is controlled according to exposure parameter.
Preferably, the exposure parameter memory module can also be a memory space in computer system, not only
Exposure parameter can be therefrom transferred, the defectoscope can also be stored and answer used exposure parameter, in order to subsequently transfer.
In one preferred embodiment, the high pressure generator includes high-tension transformer, voltage-regulating system, electric current
A few part compositions of regulating system, copped wave inversion system, overvoltage crowbar system, current foldback circuit system, cooling system.Its
Injection transformer oil carries out high-voltage isulation around mesohigh transformer, and other protection circuits are placed in modulation power source, signal feedback
Point is led on the outside of casing to be attached by snap joint, it is ensured that signal transmission is reliable；
Preferably, the coolant recirculation pump and tank for coolant, institute are laid on the cabinet exterior of high pressure generator outer surface
State air cooling fan to be also disposed on high pressure generator cabinet exterior, so that high pressure generator and coolant recirculation pump can one
With mobile so that equipment unitary construction is more succinct, using more convenient.
Preferably, high pressure described herein refers to voltage of the voltage in 130kV or so, in order to ensure system it is long when
Between trouble free service, preferably actual high voltage be 110kV-120kV.
In one preferred embodiment, X-ray head 3 include high pressure cable seat 31, cathode filament 32, vacuum (-tight) housing 33,
Plate target 34, protective cover 35 and negative electrode；Wherein, cathode filament 32 is located in vacuum (-tight) housing 33, is fixed on negative electrode, high pressure generator
1 high pressure produced is transmitted by high-tension cable and is divided into two-way, wherein negative high voltage all the way is connected on negative electrode, plus earth is formed
High voltage electric field；Another road is applied on cathode filament 32 so that the electronics that cathode filament 32 is produced adds under high voltage electric field effect
Speed hits plate target 34 and produces bremsstrahlung, produces X-ray..
In one preferred embodiment, as shown in Figure 2, circulation pipe 43 passes through the protective cover 35, and from anode
Target 34 nearby passes through, and the heat in X-ray head 3 is taken away by the coolant of the circulation pipe 43 and its inside；
Preferably, circulation pipe 43 is made up of at least two materials, and the circulation pipe 43 in protective cover 35 is by electrolysis copper
Into so as to ensure that circulation pipe 43 can continuous firing at high temperature, it is ensured that stable heat exchange operation.
In one preferred embodiment, the focus of the X-ray head 3 is 1 × 1mm, due to being followed using closed
Ring is cooled down, therefore can be worked continuously in detection process, simultaneously because its focus is small, can select closer to focal length exchange heat pipe carry out
Ray detection, while can also meet its geometric unsharpness requirement, substantially increases detection efficiency.
In one preferred embodiment, the X-ray head is cylindrical, and a diameter of 80mm of its outer protection cover is left
The right side, its internal a diameter of 60mm of vacuum (-tight) housing or so.
In one preferred embodiment, as shown in Figure 2, the high-tension cable two ends are both provided with high-voltage plug,
So as to be convenient to quick grafting；A high-voltage plug on the high-tension cable is embedded into high pressure cable seat 31, and with the moon
Pole is in contact；
Preferably, high pressure resistant silicone grease layer is scribbled on high pressure cable seat 31.
In one preferred embodiment, as shown in Figure 3, the defectoscope also includes holding-and-aligning frock 5,
The holding-and-aligning frock 5 includes slide rail 51,
Described one end of slide rail 51 is provided with clamping part 52 and gripping block 53,
The sliding block 54 that can be slided along slide rail is additionally provided with the slide rail 51；
The clamping part 52 clamps heat exchanger tube 6 together with gripping block 53；
The head retainer ring 55 for laying X-ray head 3 is provided with the sliding block 54.
In one preferred embodiment, as shown in Figure 3, the clamping part 52 is L-shaped solid member, in its bending section
On offer accommodate heat exchanger tube arc gap,
The gripping block 53 can rotate relative to slide rail, and then heat exchanger tube can be fixedly clamped at the arc gap；
Preferably, the internal diameter size of arc gap 0.3-1.5mm big compared with heat exchanger tube outside dimension, most preferably greater than 0.5-1.0mm, described
Arc gap enables to clamping part 2 fully to be contacted with heat exchanger tube, while being easy to clamping part 2 during detection to be conveniently placed on
On station to be detected, good firm effect is served.
Preferably, the film being vertically arranged fixes clamping bar 56 on the clamping part 52, the film fixes clamping bar
56 clamp film and back of the body screen together with heat exchanger tube.
Preferably, film is fixed clamping bar 56 and is connected by bolt with clamping part 52, the one of remote slide rail on clamping part 52
Side sets 2 films with heat exchanger tube axis parallel to fix clamping bar 56, and 2 films are fixed clamping bar and are separated by a certain distance, energy
Appropriate support force is enough provided；2 film geometrical clamp bar formation planes, the plane and heat exchanger tube are placed on by film and back of the body screen
Between, it is fixedly clamped by itself interference fit, and normally implement ray detection operation.
In one preferred embodiment, the gripping block 53 is fixed on slide rail by bearing pin, on the bearing pin
The bolt 57 for running through bearing pin and withstanding in gripping block 53 is additionally provided with, the bolt can rotate in the presence of screwing wrench 58,
And then oppress or loosen gripping block 53 so that clamping part 52 clamps heat exchanger tube 6 together with gripping block 53 or unclamps heat exchanger tube
6。
In one preferred embodiment, the size of clamping part 52 can be according to heat exchanger tube diameter to be detected and length
It is different and set respectively, to adapt to different handling situations, it can also be made by changing the size of arc gap on clamping part 52
Obtain the heat exchanger tube that clamping part 52 can adapt to Multiple Type.
In one preferred embodiment, hollow out in the middle of cuboid is carried out to slide rail 51 to design, reduce the weight of slide rail,
Avoid causing heat exchanger tube to deform because total amount is excessive；Due to the setting of slide rail 51, it is not necessary to set up support on ground or other objects,
Therefore occupy little space, simultaneously because slide rail is narrower, the influence of other heat exchanger tubes in space can also be avoided；
In one preferred embodiment, described the whole body of slide rail 51 is carved with corresponding with X-ray detectoscope head focal length
Scale, when sliding block 54 is moved on slide rail 51, sliding block 54 can be accurately determined by the reading of the high scale of slide rail 51 and existed
The distance moved on slide rail 51 and position, and then the focal length of X-ray detectoscope head is adjusted, meet quick detection and geometry is unclear
The requirement of clear degree.Preferably, by focusing and relative position so that geometric unsharpness is controlled below 0.51.This Shen
Please described in geometric unsharpness be Non-Destructive Testing, particularly Essential Terms of X-ray field of non destructive testing, its concept is determined
Justice is:The indistinctness caused by penumbra, penumbra depends on focal spot size, focal length and thickness of workpiece.So-called penumbra (soft
Shadow), exactly by light source (penetrating source) part direct projection, the shallower part of edge color in the shade of formation.
In one preferred embodiment, head retainer ring 55 is located at the side of slide rail, in annular shape, the X-ray
Head 3 is inserted vertically into the circular head retainer ring 55, and being provided with the wall of head retainer ring 55 can be to convex
The jackscrew 59 gone out, by screwing the jackscrew 59 so that jackscrew clamps X-ray head 3, so that X-ray head 3 is fixed on into machine
In head retainer ring 55, X-ray head 3 can be adjusted up and down by unclamping after the jackscrew 59, and then the irradiation area of regulation X-ray,
Meet the requirement of taking pictures under different condition.
Preferably, the head retainer ring 55 is connected by bearing pin or screw with sliding block, so that head retainer ring
55 can suitably rotate, and angle of the X-ray in pitch orientation be adjusted by rotating, and can be locked after angle meets requirement
It is dead fixed.
Above in association with preferred embodiment the present invention is described, but these embodiments are only exemplary
, only play illustrative effect.On this basis, a variety of replacements and improvement can be carried out to the present invention, these each fall within this
In the protection domain of invention.
Claims (10)
1. a kind of HTGR heat exchanger tube weld seam X-ray detectoscope, it is characterised in that the defectoscope includes high pressure generator
(1), operating console (2), X-ray head (3) and cooling system；
Wherein, the cooling system includes coolant recirculation pump (41), tank for coolant (42) and circulation pipe (43)；
The circulation pipe (43) passes through X-ray head (3),
The high pressure generator (1) is powered by high-tension cable (11) to X-ray head (3) negative electrode.
2. defectoscope according to claim 1, it is characterised in that
The coolant recirculation pump (41), tank for coolant (42) and circulation pipe (43) constitute closed-cycle system.
3. defectoscope according to claim 2, it is characterised in that
The cooling system (4) also includes air cooling fan (44),
The air cooling fan is arranged near tank for coolant (42), is cooled by air cooling fan to tank for coolant (42).
4. defectoscope according to claim 1, it is characterised in that
X-ray head (3) includes high pressure cable seat (31), cathode filament (32), vacuum (-tight) housing (33), plate target (34) and protective cover
(35)；
Wherein, cathode filament (32) is located in vacuum (-tight) housing (33),
The high pressure that high pressure generator (1) is produced is transmitted by high-tension cable and is divided into two-way, wherein negative high voltage all the way is connected on the moon
Pole, plus earth forms high voltage electric field；Another road is applied on cathode filament (32) so that the electricity that cathode filament (32) is produced
Son accelerating impact plate target (34) under high voltage electric field effect produces bremsstrahlung, produces X-ray.
5. defectoscope according to claim 4, it is characterised in that
Circulation pipe (43) passes through the protective cover (35), and nearby passes through from plate target (34), by the circulation pipe (43) and
Its internal coolant takes away the heat in X-ray head (3)；
The part circulation pipe (43) being preferably located in protective cover (35) is made up of cathode copper.
6. defectoscope according to claim 4, it is characterised in that
The high-tension cable two ends are both provided with high-voltage plug,
A high-voltage plug on the high-tension cable is embedded into the high pressure cable seat (31), and is in contact with negative electrode；
High pressure resistant silicone grease layer is scribbled on high pressure cable seat (31).
7. defectoscope according to claim 1, it is characterised in that
The operating console (2) electrically connects with high pressure generator (1),
Regulation/control button is provided with the operating console (2)；
Preferably, the operating console (2) can adjust/control voltage, electric current and time for exposure.
8. defectoscope according to claim 7, it is characterised in that
It is additionally provided with exposure parameter memory module, the exposure parameter memory module and is stored with the operating console (2)
Multigroup exposure parameter being called.
9. defectoscope according to claim 1, it is characterised in that
The defectoscope also includes holding-and-aligning frock (5),
The holding-and-aligning frock (5) includes slide rail (51),
The slide rail (51) one end is provided with clamping part (52) and gripping block (53),
The sliding block (54) that can be slided along slide rail is additionally provided with the slide rail (51)；
The clamping part (52) clamps heat exchanger tube (6) together with gripping block (53)；
The head retainer ring (55) for laying X-ray head (3) is provided with the sliding block (54).
10. defectoscope according to claim 9, it is characterised in that
The clamping part (52) is L-shaped solid member, and the arc gap for accommodating heat exchanger tube is offered on its bending section,
The gripping block (53) can rotate relative to slide rail, and then heat exchanger tube can be fixedly clamped at the arc gap；
Preferably, the film being vertically arranged fixes clamping bar (56) on the clamping part (52), the film fixes clamping bar
(56) film and back of the body screen are clamped together with heat exchanger tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710404217.2A CN107068216B (en) | 2017-06-01 | 2017-06-01 | X-ray flaw detector for welding line of high-temperature gas cooled reactor heat exchange tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710404217.2A CN107068216B (en) | 2017-06-01 | 2017-06-01 | X-ray flaw detector for welding line of high-temperature gas cooled reactor heat exchange tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107068216A true CN107068216A (en) | 2017-08-18 |
| CN107068216B CN107068216B (en) | 2023-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710404217.2A Active CN107068216B (en) | 2017-06-01 | 2017-06-01 | X-ray flaw detector for welding line of high-temperature gas cooled reactor heat exchange tube |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334584A (en) * | 2021-12-10 | 2022-04-12 | 上海科颐维电子科技有限公司 | Be used for X-ray tube anode welding device |
| CN117969565A (en) * | 2024-03-29 | 2024-05-03 | 宝鸡铭扬泵业有限公司 | Pump case surface flaw detection device |
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| CN114334584B (en) * | 2021-12-10 | 2024-05-24 | 上海科颐维电子科技有限公司 | Be used for X-ray tube positive pole welding set |
| CN117969565A (en) * | 2024-03-29 | 2024-05-03 | 宝鸡铭扬泵业有限公司 | Pump case surface flaw detection device |
| CN117969565B (en) * | 2024-03-29 | 2024-06-04 | 宝鸡铭扬泵业有限公司 | Pump case surface flaw detection device |
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