CN109974640A - A kind of fuel assembly deformation detection probe rack position adaptive device - Google Patents
A kind of fuel assembly deformation detection probe rack position adaptive device Download PDFInfo
- Publication number
- CN109974640A CN109974640A CN201711444155.4A CN201711444155A CN109974640A CN 109974640 A CN109974640 A CN 109974640A CN 201711444155 A CN201711444155 A CN 201711444155A CN 109974640 A CN109974640 A CN 109974640A
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- China
- Prior art keywords
- sliding
- support
- rack body
- fuel assembly
- spring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 16
- 239000000523 sample Substances 0.000 title abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 238000010276 construction Methods 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 238000011900 installation process Methods 0.000 abstract description 4
- 238000002791 soaking Methods 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/04—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring the deformation in a solid, e.g. by vibrating string
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The present invention relates to fuel assembly model deformation field of measuring technique, specifically disclose a kind of fuel assembly deformation detection probe rack position adaptive device.The device includes sliding folding mechanism and driving mechanism waterborne, wherein, sliding foldable mechanism includes sliding support ontology, rack body, wherein, sliding support ontology and rack body are elongated thin-wall construction, the two is connected by several horizontally disposed sliding axis mechanisms, and several positive jacking mechanisms by being vertically mounted between sliding support ontology and rack body guarantee the gap moved between the two；Driving mechanism waterborne can drive sliding folding mechanism to move along a straight line, and self-locking at an arbitrary position.The device can realize the linear motion of total kilometres 1660mm, whole installation process does not need human intervention substantially, security risk is substantially reduced, and is folded up after having checked and can guarantee that greatest extent underwater component exposes the surface, avoids equipment long period of soaking in high radioactivity water.
Description
Technical field
The invention belongs to fuel assembly model deformation field of measuring technique, and in particular to a kind of fuel assembly deformation detection spy
Head rack position adaptive device.
Background technique
There are deficiencies below for existing fuel assembly device for detecting deformation: detection device underwater component maximum stroke movement
It, can not be directly across due to the crane height limitation of fuel plant, during causing whole equipment to install and hang out for 300mm
Pond fence, whole installation process require human intervention, and there are huge security risks；Due to the entire length of underwater component
It is too long, cause in the state that fuel plant water level in water pool is not high, underwater component can not also be completely exposed the water surface, and equipment is long-term
It is immersed in high radioactivity water, will lead to its reduced service life；Limitation of the underwater component due to result, it is positive and lateral
Movement clearance is excessive, and under the action of turbulent water, probe is fixed on sliding support ontology, but sliding support ontology is opposite
There is positive and lateral free vibration among fixed bracket, influences measurement accuracy；The direct cantilever of underwater component is by hanging over waterborne group
On part hook, sliding support ontology relies only on support batter and is supported on the side wall of fuel channel, but overall structure meeting
As the disturbance or sliding support ontology up and down motion process of water flow are integrally shaken, it is unfavorable for measurement accuracy；Component pressure waterborne
When plate assembly installation is pressed on support plate, since fuel channel upper surface and support plate upper surface are smooth, installation process is shaken
Dynamic serious, no positioning datum greatly prolongs the set-up time.
Summary of the invention
The purpose of the present invention is to provide a kind of fuel assembly deformation detection probe rack position adaptive devices, can solve existing
The deficiency of fuel assembly deformation measuring device.
Technical scheme is as follows: a kind of fuel assembly deformation detection probe rack position adaptive device, the device packet
Including sliding folding mechanism and driving mechanism waterborne, wherein sliding foldable mechanism includes sliding support ontology, rack body,
In, sliding support ontology and rack body are elongated thin-wall construction, and the two passes through several horizontally disposed sliding axis mechanism phases
Connection, and several positive jacking mechanisms by being vertically mounted between sliding support ontology and rack body guarantee the two
Between the gap that moves；Driving mechanism waterborne can drive sliding folding mechanism to move along a straight line, and self-locking at an arbitrary position.
The sliding folding mechanism further includes inserting plug fastly, can make sliding support ontology and bracket sheet using fast plug of inserting
Body is completely coincident and fixes.
The sliding axis mechanism includes T-shaped sliding pin, rolls sliding sleeve and nut, wherein is cased with the fourth for rolling sliding sleeve
Word sliding pin is mounted between sliding support ontology and rack body, and is made to roll on the outer round surface and rack body of sliding sleeve and be added
The 1660mm long waist type groove of work matches, and utilizes the positive top being mounted on sliding support ontology and rack body vertical direction
Tight mechanism guarantees the moderate no vibration in entire movement mechanism gap.
The positive jacking mechanism includes sliding ball, spring positioning axis, spring positioning set, support spring and sliding axle branch
Support, sliding axle support are fixed on rack body across rack body, and by spring positioning set, and the spring for being cased with support spring is fixed
Position axis is mounted between spring positioning set and sliding axle support, and provides top using support spring for spring positioning axis linear motion
Clamp force is equipped with sliding ball in spring positioning axis upper end, and sliding ball is held out against on sliding support ontology by the elastic force of support spring, for cunning
Dynamic rack body and rack body provide support.
It is machined with boss in the sliding axle support, as the positioning mechanism of support spring, guarantees support spring
Positioning.
Lateral positioning mechanism is additionally provided between the sliding support ontology and rack body horizontal direction, wherein lateral
Positioning mechanism includes the fixed bracket of sliding ball, sliding ball, wherein the sliding fixed bracket of ball is mounted on sliding support ontology, and makes to install
Cunning ball on the fixed bracket of sliding ball is in contact with rack body, rolls the contact between sliding support ontology and rack body
Dynamic friction.
The driving mechanism waterborne includes support plate, worm screw turbine assembly and hook, wherein hook is directly welded at
In support plate, and top-fastening rod is installed on hook, hook can be blocked, prevent from hanging over underwater component on hook around
Fulcrum rotation and abjection hook；Worm screw turbine assembly is installed on the supporting plate, hoisting mechanism can be driven, and there is self-locking function
Energy.
Remarkable result of the invention is: a kind of fuel assembly deformation detection probe rack position adaptation dress of the present invention
It sets, driving mechanism waterborne drives hoisting mechanism to roll and is connected to subaqueous slumping using the high worm screw turbine assembly of safety coefficient
Wirerope on rack body, it can be achieved that total kilometres 1660mm linear motion, and at an arbitrary position can be self-locking, guarantee in spare part
It is detectable to be in gamut in certain altitude；Hoisting process can after sliding support ontology coincidence of a folding complete with rack body
Directly across pond fence, whole installation process does not need human intervention substantially, substantially reduces security risk, and checked
After fold up and can guarantee that greatest extent underwater component exposes the surface, avoid equipment long period of soaking in high radioactivity water；Entirely
Tightening mechanism tightly on sliding support ontology, provides branch between sliding support ontology, rack body eventually by sliding top dome
Support, guarantee its forward direction will not with the disturbance of water flow or other factors vibration, from the point of view of site inspection data, ultrasonic wave letter
Number stabilization；Move rack body, the contact form of rack body is changed to rolling friction by sliding friction, the side positioned using contact ball
Formula substantially reduces frictional force, to reduce driving force, mitigates person works' intensity to a certain extent.
Detailed description of the invention
Fig. 1 is to slide foldable machine in a kind of fuel assembly deformation detection probe rack position adaptive device of the present invention
Structure structural schematic diagram；
Fig. 2 is the main view of Fig. 1；
Fig. 3 is partial enlarged view at A in Fig. 2；
Fig. 4 is partial enlarged view at B in Fig. 2；
Fig. 5 is partial enlarged view at C in Fig. 1；
Fig. 6 is driving mechanism structure schematic diagram waterborne in a kind of fuel assembly deformation detection probe rack position adaptive device；
Fig. 7 is the main view of Fig. 6；
In figure: 1, support component；2, sliding support ontology；3, rack body；4, plug is inserted fastly；5, T-shaped sliding pin；6,
Roll sliding sleeve；7, nut；8, the fixed bracket of sliding ball；9, sliding ball；10, spring positioning axis；11, spring positioning set；12, bullet is supported
Spring；13, sliding axle supports；14, clamping component；15, support plate；16, Anchor plate kit；17, worm screw turbine assembly；18, it holds out against
Bar；19, it links up with.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
As shown in figs. 1 to 6, a kind of fuel assembly deformation detection probe rack position adaptive device, including the foldable machine of sliding
Structure and driving mechanism waterborne, wherein sliding foldable mechanism includes sliding sustainable component 1, sliding support ontology 2, bracket sheet
Body 3 and fastly slotting plug 4, wherein sliding support ontology 2 is elongated thin-wall construction with rack body 3, and the two passes through several
It is horizontally disposed sliding axis mechanism be connected, it can be achieved that 1660mm stroke relative motion, and by be vertically mounted on sliding branch
Several positive jacking mechanisms between frame ontology 2 and rack body 3 guarantee the gap moved between the two；Moving to highest
When point, sliding support ontology 2 is set to be completely coincident and fix with rack body 3 by the fast plug 4 of inserting on rack body 3；Wherein,
Sliding axis mechanism includes T-shaped sliding pin 5, rolls sliding sleeve 6 and nut 7, wherein is cased with the T-shaped sliding pin 5 for rolling sliding sleeve 6
It is mounted between sliding support ontology 2 and rack body 3, and makes to process on the outer round surface and rack body 3 that roll sliding sleeve 6
1660mm long waist type groove match, and positive pushed up using be mounted in sliding support ontology 2 and 3 vertical direction of rack body
Tight mechanism guarantees the moderate no vibration in entire movement mechanism gap；Wherein, positive jacking mechanism includes sliding ball 9, spring positioning axis
10, spring positioning set 11, support spring 12 and sliding axle support 13, sliding axle support 13 pass through rack body 3, and by spring
Positioning sleeve 11 is fixed on rack body 3, and the spring positioning axis 10 for being cased with support spring 12 is mounted on spring positioning set 11 and slides
Between shafts support 13, and pressure is provided for the linear motion of spring positioning axis 10 using support spring 12；Wherein, in sliding axle
It is machined with boss in support 13, as the positioning mechanism of support spring 12, guarantees the positioning of support spring 12；In spring positioning axis
10 upper ends are equipped with sliding ball 9, and it is sliding support sheet that sliding ball 9 is held out against on sliding support ontology 2 by the elastic force of support spring 12
Body 2 and rack body 3 provide support, guarantee its forward direction will not with the disturbance of water flow or other factors vibration；In sliding branch
Lateral positioning mechanism is also equipped between 3 horizontal direction of frame ontology 2 and rack body, wherein lateral positioning mechanism includes sliding ball
Fixed bracket 8, sliding ball 9, wherein the sliding fixed bracket 8 of ball is mounted on sliding support ontology 2, and makes to be mounted on the fixed branch of sliding ball
Cunning ball 9 on frame 8 is in contact with rack body 3, makes the contact rolling friction between sliding support ontology 2 and rack body 3；
Driving mechanism waterborne includes support plate 15, worm screw turbine assembly 17 and hook 19, wherein hook 19 directly welds
It connects in support plate 15, and top-fastening rod 18 is installed on hook 19, hook 19 can be blocked, prevent from hanging on hook 19
Underwater component around fulcrum rotate and deviate from hook 19；Worm screw turbine assembly 17 is installed in support plate 15, can be driven
Hoisting mechanism, and there is self-locking function；Anchor plate kit 16 is mounted in support plate 15, and is equipped in 16 end of Anchor plate kit
Clamping component 14；Driving mechanism waterborne drives hoisting mechanism to roll and is connected to subaqueous slumping bracket sheet by worm screw turbine assembly 17
Wirerope on body 2, it can be achieved that total kilometres 1660mm linear motion, and at an arbitrary position can be self-locking, guarantee at spare part
Gamut is detectable in certain altitude.
Claims (7)
- The rack position adaptive device 1. a kind of fuel assembly deformation detection is popped one's head in, it is characterised in that: the device includes sliding folding machine Structure and driving mechanism waterborne, wherein sliding foldable mechanism includes sliding support ontology (2), rack body (3), wherein sliding Rack body (2) and rack body (3) are elongated thin-wall construction, and the two is connected by several horizontally disposed sliding axis mechanisms It connects, and several positive jacking mechanisms by being vertically mounted between sliding support ontology (2) and rack body (3) guarantee two The gap moved between person；Driving mechanism waterborne can drive sliding folding mechanism to move along a straight line, and self-locking at an arbitrary position.
- The rack position adaptive device 2. a kind of fuel assembly deformation detection according to claim 1 is popped one's head in, it is characterised in that: institute The sliding folding mechanism stated further includes slotting fastly plug (4), can make sliding support ontology (2) and bracket sheet using fast insert plug (4) Body (3) is completely coincident and fixes.
- The rack position adaptive device 3. a kind of fuel assembly deformation detection according to claim 1 is popped one's head in, it is characterised in that: institute The sliding axis mechanism stated includes T-shaped sliding pin (5), rolls sliding sleeve (6) and nut (7), wherein is cased with and rolls sliding sleeve (6) T-shaped sliding pin (5) is mounted between sliding support ontology (2) and rack body (3), and makes the outer round surface for rolling sliding sleeve (6) Match with the 1660mm long waist type groove processed on rack body (3), and utilizes and be mounted on sliding support ontology (2) and bracket sheet Positive jacking mechanism in body (3) vertical direction guarantees the moderate no vibration in entire movement mechanism gap.
- The rack position adaptive device 4. a kind of fuel assembly deformation detection according to claim 1 is popped one's head in, it is characterised in that: institute The positive jacking mechanism stated includes sliding ball (9), spring positioning axis (10), spring positioning set (11), support spring (12) and slides Shafts support (13), sliding axle supports (13) to pass through rack body (3), and spring positioning set (11) is fixed on rack body (3) on, be cased with support spring (12) spring positioning axis (10) be mounted on spring positioning set (11) and sliding axle support (13) it Between, and pressure is provided for spring positioning axis (10) linear motion using support spring (12), in spring positioning axis (10) upper end Equipped with sliding ball (9), sliding ball (9) are held out against on sliding support ontology (2) by the elastic force of support spring (12), are sliding support sheet Body (2) and rack body (3) provide support.
- The rack position adaptive device 5. a kind of fuel assembly deformation detection according to claim 4 is popped one's head in, it is characterised in that: institute It is machined with boss in the sliding axle support (13) stated, as the positioning mechanism of support spring (12), is guaranteed support spring (12) Positioning.
- The rack position adaptive device 6. a kind of fuel assembly deformation detection according to claim 1 is popped one's head in, it is characterised in that: institute Lateral positioning mechanism is additionally provided between the sliding support ontology (2) stated and rack body (3) horizontal direction, wherein lateral register Mechanism includes that sliding ball is fixed bracket (8), sliding ball (9), wherein and sliding ball fixed bracket (8) is mounted on sliding support ontology (2), And the cunning ball (9) being mounted on sliding ball fixed bracket (8) is made to be in contact with rack body (3), make sliding support ontology (2) and branch Contact between frame ontology (3) is rolling friction.
- The rack position adaptive device 7. a kind of fuel assembly deformation detection according to claim 1 is popped one's head in, it is characterised in that: institute The driving mechanism waterborne stated includes support plate (15), worm screw turbine assembly (17) and hook (19), wherein hook (19) is direct It is welded on support plate (15), and top-fastening rod (18) is installed on hook (19), hook (19) can be blocked, prevent from hanging Underwater component on hook (19) rotates around fulcrum and deviates from hook (19)；Worm screw turbine is installed on support plate (15) Component (17) can drive hoisting mechanism, and have self-locking function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711444155.4A CN109974640B (en) | 2017-12-27 | 2017-12-27 | Position adapting device for deformation detection probe frame of fuel assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711444155.4A CN109974640B (en) | 2017-12-27 | 2017-12-27 | Position adapting device for deformation detection probe frame of fuel assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109974640A true CN109974640A (en) | 2019-07-05 |
| CN109974640B CN109974640B (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711444155.4A Active CN109974640B (en) | 2017-12-27 | 2017-12-27 | Position adapting device for deformation detection probe frame of fuel assembly |
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| CN103293228A (en) * | 2013-03-04 | 2013-09-11 | 江苏省特种设备安全监督检验研究院镇江分院 | Adjustable weld seam flaw detection guided wave probe fixator |
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| Publication number | Publication date |
|---|---|
| CN109974640B (en) | 2023-12-26 |
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