CN206292142U - One seed nucleus level pipe fitting intercrystalline corrosion detection means - Google Patents
One seed nucleus level pipe fitting intercrystalline corrosion detection means Download PDFInfo
- Publication number
- CN206292142U CN206292142U CN201621226562.9U CN201621226562U CN206292142U CN 206292142 U CN206292142 U CN 206292142U CN 201621226562 U CN201621226562 U CN 201621226562U CN 206292142 U CN206292142 U CN 206292142U
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- detection means
- level pipe
- sour cylinder
- kuppe
- 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.)
- Active
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 28
- 230000007797 corrosion Effects 0.000 title claims abstract description 28
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000010992 reflux Methods 0.000 claims abstract description 15
- 230000005494 condensation Effects 0.000 claims abstract description 10
- 238000009833 condensation Methods 0.000 claims abstract description 10
- 230000000694 effects Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 18
- 238000005070 sampling Methods 0.000 abstract description 6
- 239000000523 sample Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 11
- 238000009835 boiling Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
One seed nucleus level pipe fitting intercrystalline corrosion detection means, including sour cylinder, protective case, heating mantle, kuppe and condensation reflux unit.Protective case and heating mantle are sheathed on sour cylinder outside successively, and sour cylinder top is fixed in kuppe activity, and condensation reflux unit is movably connected on the top of kuppe.The utility model replaces existing conical flask using the larger sour cylinder of volume, to accommodate the core level pipe fitting sample with large surface area, so as to reduce pipe fitting sample difficulty of processing, it is ensured that sampling is comprehensive, it is ensured that result of the test correctness.
Description
Technical field
The utility model is related to core level pipe fitting technical field of quality detection, more particularly to seed nucleus level pipe fitting intercrystalline corrosion inspection
Survey device.
Background technology
At present, when intercrystalline corrosion detection is carried out, need to be according to GB/T4334-2008《The corrosion stainless steel of metal and alloy
Huey test method》Regulation carry out sampling processing.Because the conical flask volume that existing Huey test is used is smaller,
Thus the surface area of sample is smaller, only 20mmX30mm.And core level tube wall thickness is generally more than ten centimetres to tens centimetres, and firmly
Degree is high, and according to existing sampling size, on the one hand sampling difficulty of processing is very big, on the other hand, samples too small relative to pipe fitting, difficult
To represent pipe fitting general token, conclusion (of pressure testing) is caused to there is error.
Utility model content
The utility model provides seed nucleus level pipe fitting intercrystalline corrosion detection means, not enough to solve above-mentioned prior art.Adopt
Replace existing conical flask with the larger sour cylinder of volume, to accommodate the core level pipe fitting sample with large surface area, so as to drop
Low pipe fitting sample difficulty of processing, it is ensured that sampling is comprehensive, it is ensured that result of the test correctness.
In order to realize the purpose of this utility model, intend using following technology：
One seed nucleus level pipe fitting intercrystalline corrosion detection means, it is characterised in that including sour cylinder, protective case, heating mantle, kuppe
And condensation reflux unit, the protective case and the heating mantle be sheathed on the sour cylinder outside successively, and the kuppe activity is solid
Due to the sour cylinder top, the condensation reflux unit is movably connected on the top of the kuppe.
Further, the sour cylinder is cylindrical, and cylinder inner bottom part is provided with specimen holder, and top is provided with convex edge.
Further, the kuppe is in frustum, includes bottom plug, oblique top and refluxing opening, the oblique top successively from the bottom to top
Bottom is provided with locking edge.
Further, the bottom plug fits in the sour cylinder top inner wall, and the locking is arranged at the convex edge along laminating
Top.
Further, the heating mantle top is provided with some lockers, and the locker activity pressure is located at the locking at.
Further, the sour cylinder, the specimen holder and the kuppe use glass material.
Further, the bottom plug outer surface uses frosting technology.
Further, the protective case uses heat-conducting and corrosion-resistant material.
Further, the heating mantle uses adjustable thermostatic heater.
Further, the height of the sour cylinder is more than the protective case and the height of the heating mantle.
The beneficial effects of the utility model are：
1st, the utility model replaces existing conical flask using the larger sour cylinder of volume, to accommodate with large surface area
Core level pipe fitting sample, so as to reduce pipe fitting sample difficulty of processing, it is ensured that sampling is comprehensive, it is ensured that result of the test correctness.
2nd, the utility model closes sour cylinder using frustum kuppe and water conservancy diversion boiling is sour, simple to operate, sealing property reliability,
And be conducive to the sour film-cooled heat of increase boiling, accelerate acid solution cooling.
3rd, the utility model, compared with traditional heating plate, is conducive to raising heat energy utilization to imitate using the constant temperature electric heating sour cylinder of set heating
Rate, saving energy consumption.
Brief description of the drawings
Fig. 1 shows the utility model structural representation.
Specific embodiment
As shown in figure 1, seed nucleus level pipe fitting intercrystalline corrosion detection means, including sour cylinder 1, protective case 2, heating mantle 3, water conservancy diversion
Cover 4 and condensation reflux unit 5.The protective case 2 and the heating mantle 3 are sheathed on the outside of the sour cylinder 1, the kuppe successively
The top of the sour cylinder 1 is fixed in 4 activities, and the condensation reflux unit 5 is movably connected on the top of the kuppe 4.The acid
Cylinder 1 is used to contain sample and testing liquid.The protective case 2 is used to protect sour cylinder 1, and prevents the rupture of sour cylinder 1 post-etching
The heating mantle 3.The heating mantle 3 is used to provide constant temperature for the testing liquid in the sour cylinder 1, to keep slight boiling condition to complete
Detection process.The kuppe 4 is used to close the sour cylinder 1, and derives the boiling testing liquid in the sour cylinder 1.It is described cold
Solidifying reflux 5 is used to cool down the testing liquid of boiling, promotes it to flow back, to keep volume of sample solution in the sour cylinder 1.
The sour cylinder 1 is cylindrical, and cylinder inner bottom part is provided with specimen holder 11, and top is provided with convex edge 12.The specimen holder 11 is used
Core level pipe fitting sample to be detected is put in load.It is easy to pick and place the sour cylinder 1 in the convex edge 12.
The kuppe 4 is in frustum, includes bottom plug 41, oblique top 42 and refluxing opening 43, the oblique top successively from the bottom to top
42 bottoms are provided with locking along 44.The bottom plug 41 fits in the top inner wall of sour cylinder 1, and the locking is arranged at institute along 44 laminatings
State the top of convex edge 12.The bottom plug 41 is used to close the kuppe 4 and the sour cylinder 1.The oblique top 42 is boiled for water conservancy diversion
The testing liquid risen, is conducive to the film-cooled heat of increase boiling liquid, the cooling of accelerated test solution.
The top of the heating mantle 3 is provided with some lockers 6, and the activity of the locker 6 pressure is locked at along 44 located at described.Institute
State the sealing property that locker 6 is conducive to improving the kuppe 4 and the sour cylinder 1, it is to avoid testing liquid in specimen
Leakage.
The sour cylinder 1, the specimen holder 11 and the kuppe 4 use glass material.It is easy to observation, and it is rotten to intergranular
Corrosion test is noiseless.
The outer surface of the bottom plug 41 uses frosting technology.It is close with the sour cylinder 1 further to improve the kuppe 4
Sealing property.
The protective case 2 uses heat-conducting and corrosion-resistant material.Improve the sour cylinder 1 be heated, anticollision performance, and in the acid
When cylinder 1 occurs leakage, the heating mantle 3 is protected to exempt from corrosion.
The heating mantle 3 uses adjustable thermostatic heater.It is easy to regulate and control heating-up temperature, to keep long-time testing liquid
Slight boiling condition.
The height of the sour cylinder 1 is more than the protective case 2 and the height of the heating mantle 3.It is easy to taking for the sour cylinder 1
Put, and be easy to observe the response situation in the sour cylinder 1.
Illustrate that the utility model specific embodiment is as follows in conjunction with the embodiments：
Using the method B in GB/T4334-2008-stainless steel sulfuric acid-ferric sulfate corrosion tests, nuclear power is responsible for
Welding junction carries out intercrystalline corrosion detection.
10cmx15cm is sampled in nuclear power supervisor's welding test block, grinding is the sample sheet 9 of thickness 3mm.
The sour cylinder 1 diameter 30cm, height 20cm.After height is set with the outside of it for the protective case 2 of 10cm, move into
In the heating mantle 3 of inside wall height 10cm.
The specimen holder 11 has glass column to be spliced, and external dimensions is 12cmx17cmx4cm, by the sample sheet
9 loads are located at the hollow out upper surface of the specimen holder 11.
3L sulfuric acid-ferric sulfate testing liquid is added in the sour cylinder 1, the sample sheet 9 is fully immersed in experiment
Solution middle part.
The kuppe 4 is covered on the top of the sour cylinder 1, the bottom plug 41 is probeed into the top of the sour cylinder 1, and fit
In the inwall of sour cylinder 1；The locking is set along 44 loads, fit in the top of the convex edge 12, seal described using liquid paraffin
Lock the gap along between 44 and the convex edge 12.
The locker 6 is pressed successively and is locked at along 44 located at described, the kuppe 4 is closed with the sour cylinder 1.
The condensation reflux unit 5 is sealed by attachment structure and is arranged at the refluxing opening 43.Complete this practicality new
Type is assembled.
Start the heating mantle 3 to heat up, the testing liquid in the sour cylinder 1 is seethed with excitement.Adjust the temperature of the heating mantle 3
Degree, makes testing liquid keep slight boiling condition, after constant temperature 120h, closes the heating mantle 3.
The locking of the locker 6 is released, the condensation reflux unit 5 is pulled down from the kuppe 4, led described
Stream cover 4 is pulled down from the top of the sour cylinder 1.
The sample sheet 9 is taken out in from the sour cylinder 1, it is clean, dry with the soft corrosion product for brushing off surface under flowing water
It is dry, weigh, calculate corrosion rate, to evaluate sample intercrystalline corrosion result.
Claims (9)
1. a seed nucleus level pipe fitting intercrystalline corrosion detection means, it is characterised in that including sour cylinder (1), protective case (2), heating mantle
(3), kuppe (4) and condensation reflux unit (5), the protective case (2) and the heating mantle (3) are sheathed on the sour cylinder successively
(1) sour cylinder (1) top is fixed in outside, the kuppe (4) activity, and the condensation reflux unit (5) is movably connected on
The top of the kuppe (4).
2. seed nucleus according to claim 1 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the sour cylinder (1)
Cylindrical, cylinder inner bottom part is provided with specimen holder (11), and top is provided with convex edge (12)；The kuppe (4) in frustum, by it is lower extremely
On successively include bottom plug (41), oblique top (42) and refluxing opening (43), oblique top (42) bottom be provided with locking edge (44).
3. seed nucleus according to claim 2 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the bottom plug (41)
Sour cylinder (1) top inner wall is fitted in, the locking is arranged at the top of the convex edge (12) along (44) laminating.
4. seed nucleus according to claim 2 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the heating mantle
(3) top is provided with some lockers (6), and locker (6) the activity pressure is located at the locking along (44) place.
5. seed nucleus according to claim 2 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the sour cylinder (1),
The specimen holder (11) and the kuppe (4) use glass material.
6. seed nucleus according to claim 2 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the bottom plug (41)
Outer surface uses frosting technology.
7. seed nucleus according to claim 1 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the protective case
(2) heat-conducting and corrosion-resistant material is used.
8. seed nucleus according to claim 1 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the heating mantle
(3) adjustable thermostatic heater is used.
9. seed nucleus according to claim 1 level pipe fitting intercrystalline corrosion detection means, it is characterised in that the sour cylinder (1)
Height of the height more than the protective case (2) and the heating mantle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621226562.9U CN206292142U (en) | 2016-11-15 | 2016-11-15 | One seed nucleus level pipe fitting intercrystalline corrosion detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621226562.9U CN206292142U (en) | 2016-11-15 | 2016-11-15 | One seed nucleus level pipe fitting intercrystalline corrosion detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206292142U true CN206292142U (en) | 2017-06-30 |
Family
ID=59100728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621226562.9U Active CN206292142U (en) | 2016-11-15 | 2016-11-15 | One seed nucleus level pipe fitting intercrystalline corrosion detection means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206292142U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462513A (en) * | 2017-07-03 | 2017-12-12 | 岭东核电有限公司 | The decision method and decision-making system of the intergranular stress corrosion of nuclear power station steam generator |
-
2016
- 2016-11-15 CN CN201621226562.9U patent/CN206292142U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462513A (en) * | 2017-07-03 | 2017-12-12 | 岭东核电有限公司 | The decision method and decision-making system of the intergranular stress corrosion of nuclear power station steam generator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102324205B (en) | Experimentally runnable pressurized water reactor and steam generator simulation model thereof | |
| CN106448756B (en) | A kind of two-region fuel cooling agent reverse flow fuel assembly and Supercritical-Pressure Light Water Cooled Reactor | |
| CN106596386B (en) | A kind of simulation air cooling tubes condenser metal vehicle repair major corrosion testing apparatus and method | |
| CN206292142U (en) | One seed nucleus level pipe fitting intercrystalline corrosion detection means | |
| CN201425564Y (en) | Pressure-bearing temperature control water cooling heat induced antigen retrieval device | |
| CN106708111A (en) | Dynamic high-temperature high-pressure steam oxidation test device for controlling oxygen content and use method | |
| CN109883765A (en) | A kind of layering river water mixing acquisition device | |
| CN204142618U (en) | A kind of Intergranular corrosion test device | |
| CN101504355B (en) | Irradiation supervision device for high-throughput research reactor core container | |
| CN203616682U (en) | An automatic control device for stainless steel intercrystalline corrosion tests | |
| Zheng et al. | Effect of pressure of supercritical carbon dioxide on morphology of wool fibers during dyeing process | |
| CN106501066A (en) | Clear up the heating and temperature controlling device for catching up with sour instrument | |
| CN208902638U (en) | Heat transfer free convection testing equipment | |
| CN210722482U (en) | External cooling test bed for stagnant pressure vessel in molten material pile | |
| CN109102910A (en) | A kind of experimental rig and method of determining spentnuclear fuel cluster minimum spray flow density | |
| CN104614255A (en) | High-temperature axial loading stress corrosion test device | |
| CN209525935U (en) | A kind of experimental rig of determining spentnuclear fuel cluster minimum spray flow density | |
| CN202816399U (en) | Water rod applied to supercritical water cooled reactor | |
| CN206281854U (en) | A kind of textile water vapour permeability tester | |
| CN201673084U (en) | Fat extractor | |
| CN216309603U (en) | Protective cover is cleared up in soil heating | |
| CN103357455B (en) | Constant-temperature high-pressure water-bath kettle | |
| CN109772255A (en) | Reaction unit for rectangle stainless steel base metal coated plate | |
| CN102855946B (en) | A kind of water rod being applicable to Supercritical-Pressure Light Water Cooled Reactor | |
| CN207713697U (en) | Stainless steel sanitation-grade grape wine Fermentation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180709 Granted publication date: 20170630 |
|
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210709 Granted publication date: 20170630 |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Fan Rong Document name: Notice of termination of proceedings |
|
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20231127 Granted publication date: 20170630 |