CN205826385U - A kind of steel Macroscopic tissue heat acid attack device - Google Patents
A kind of steel Macroscopic tissue heat acid attack device Download PDFInfo
- Publication number
- CN205826385U CN205826385U CN201620173694.3U CN201620173694U CN205826385U CN 205826385 U CN205826385 U CN 205826385U CN 201620173694 U CN201620173694 U CN 201620173694U CN 205826385 U CN205826385 U CN 205826385U
- Authority
- CN
- China
- Prior art keywords
- acid
- etching groove
- receiver
- hole
- acid etching
- 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.)
- Expired - Fee Related
Links
- 239000002253 acid Substances 0.000 title claims abstract description 280
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 16
- 239000010959 steel Substances 0.000 title claims abstract description 16
- 238000005530 etching Methods 0.000 claims abstract description 89
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 238000005554 pickling Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000005406 washing Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 23
- 239000007788 liquid Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
Abstract
This utility model relates to a kind of steel Macroscopic tissue heat acid attack device, for steel macrostructure detection field.Hot pickling device of the present utility model, including acid etching groove, acid receiver, heating rod, thermostat and acid pump；Divide groove to carry out storage acid and acid corrosion process, and in acid etching groove, increase baffle plate, it is to avoid place specimen to heater or the damage of container.Acid solution is used by acid pump circulating-heating, i.e. ensure that the uniformity that sample corrodes, the service efficiency of the acid also improved, cost-effective.When placing sample without acid solution in acid etching groove, improve the safety of operator.Etch is the most capable of washing after completing, and reduces the labor intensity of labourer, improves work efficiency.
Description
Technical field
This utility model relates to a kind of steel Macroscopic tissue heat acid attack device, for steel macrostructure detection field.
Background technology
Steel macrostructure inspection belongs to macro-graph, is to use visually or the lens examination of no more than 10 times
The method that test piece tested surface carries out evaluating.Its need check test piece can use hot acid etching, cold acid etch and
Galvano-cautery, wherein hot acid etching method is by as arbitration inspection method.Thus, the corrosion system of hot acid etching test piece
Take the operation becoming crucial.Hot acid etching acid is strong acid (general employing 1:1 technical hydrochloric acid aqueous solution),
Corrosivity is strong.Corrosion temperature is 60 DEG C-80 DEG C, and etching time requires according to different steel grades and corrosion.
At present, the equipment of application hot acid etching method is straight generally by the metallic resistance heating rod with acidproof device
Connect add hot acid or electric furnace, gas stove adds the modes such as intenseness of heat sour container and carries out etch test, the main of them lacks
Point is:
1, acid solution stores with product acid etching all in same container, and there is heater inside, is placing
Easily damage during sample heater or container, cause unexpected generation；
2, acid solution volatilization is serious, is not easily recycled utilization, pollutes environment；
3, test piece takes, scrubs inconvenience, and operator's occupational hazards is big, labor intensity is big.
Utility model content
The purpose of this utility model is for heater of easily damaging when conventional thermal pickling device exists and places sample
Or container, acid solution are not easily recycled, operator endangers the shortcomings such as big, and provide a kind of steel Macroscopic tissue heat acid attack
Device.
The purpose of this utility model is achieved through the following technical solutions:
A kind of steel Macroscopic tissue heat acid attack device of the present utility model, including acid etching groove, acid receiver, heating rod,
Thermostat and acid pump；
Acid etching groove is upper end open hermetic container, the upper end oral area of acid etching groove by can folding cover plate encapsulate；
The side wall upper part of acid etching groove has acid inlet, and acid etching groove lower sidewall has out acid hole A and acid discharge hole A；
Heating rod, thermostat are installed in acid receiver；The bottom of acid receiver has out acid hole B and acid discharge hole B, storage
The upper end sidepiece of acid device has acid inlet, is provided with valve at the acid discharge hole B bottom acid receiver；
Acid etching groove is placed on above acid receiver, and the acid hole B that goes out bottom acid receiver passes through acid pump and acid etching groove sidewall
The acid inlet pipeline on top connects；The acid discharge hole A of acid etching groove lower sidewall enters acid with acid receiver upper end sidepiece
Mouth pipeline connects, and going out of acid etching groove lower sidewall is provided with control valve at acid hole A and acid discharge hole A.
For preventing acid liquor overflow, have spout hole, the overflow of acid etching groove side wall upper part in acid etching groove side wall upper part
Hole is connected with the acid inlet pipeline of acid receiver upper end sidepiece.
Cleaning for convenience of acid etching groove, acid etching groove side wall upper part perforate connects sprinkling equipment.
Heating rod uses graphite electrode heating rod.
For preventing from sample adition process is damaged acid etching groove, at acid etching groove inner chamber, internal layer baffle plate with holes is installed.
Work process
When acid receiver injects acid solution, it is first shut off valve and the acid etching groove sidewall of acid discharge hole B bottom acid receiver
Control valve at the B of acid discharge hole, bottom；Open acid etching groove lower sidewall and go out the control valve at acid hole A；To
Acid etching groove injects acid solution, and acid solution goes out the acid hole A acid inlet through acid receiver upper end sidepiece from acid etching groove lower sidewall
Enter acid receiver.During etch test piece, close acid etching groove lower sidewall and go out the control valve at acid hole A, will examination
Sheet puts into the inner chamber of acid etching groove, and the cover plate that closes；Open heating rod and thermostat, when thermostat displays temperature
When reaching test temperature, open acid pump, make acid solution bottom acid receiver go out acid hole B through acid etching groove sidewall
The acid inlet in portion enters acid etching groove inner chamber；After acid solution liquid level is higher than test piece, regulation acid etching groove lower sidewall
Go out the control valve at acid hole A place, make to enter acid flow and from acid etching groove from acid receiver to acid etching groove by acid pump
Go out the acid acid solution flow that refluxes to acid receiver acid inlet of hole A equal so that keep examination during circulating
The etch of sheet is temperature-resistant, completes etch test piece.After having tested, close acid pump, make the acid in acid etching groove
Liquid all flows in acid receiver from acid etching groove acid discharge hole A；Turn off going out at acid hole A of acid etching groove lower sidewall
Control valve, by sprinkling equipment, the test piece in acid etching groove is carried out, and opens under acid etching groove sidewall
Control valve at the A of acid discharge hole, portion, makes cleanout fluid discharge in acid etching groove.When needing to change acid solution, open
Acid discharge hole B bottom acid receiver, makes acid solution discharge.
Beneficial effect
Hot pickling device of the present utility model, divides groove to carry out storage acid and acid corrosion process, and increases in acid etching groove
Add baffle plate, it is to avoid place specimen to heater or the damage of container.Acid solution is added by acid pump circulation
Heat uses, and i.e. ensure that the uniformity that sample corrodes, the service efficiency of the acid also improved, cost-effective.?
Without acid solution in acid etching groove when placing sample, improve the safety of operator.Etch is the most capable of washing after completing,
Reduce the labor intensity of labourer, improve work efficiency.
Accompanying drawing explanation
Fig. 1 is the connection diagram of the hot pickling device of this utility model；
In figure, 1-acid etching groove；2-acid receiver；3-heating rod；4-thermostat；5-acid pump；6-acid inlet；
7-goes out acid hole A；8-acid discharge hole A；9-goes out acid hole B；10-acid discharge hole B10；11-acid inlet；12-spout hole；
13-sprinkling equipment.
Detailed description of the invention
With embodiment, content of the present utility model is further described below in conjunction with the accompanying drawings.
Embodiment
A kind of steel Macroscopic tissue heat acid attack device of the present utility model, as it is shown in figure 1, include acid etching groove 1, storage
Acid device 2, heating rod 3, thermostat 4 and acid pump 5；
Acid etching groove 1 is upper end open hermetic container, the upper end oral area of acid etching groove 1 by can folding cover plate seal
Dress；The side wall upper part of acid etching groove 1 has acid inlet 6, and acid etching groove 1 lower sidewall has out acid hole A7 and row
Acid hole A8；
Heating rod 3, thermostat 4 are installed in acid receiver 2；The bottom of acid receiver 2 has out acid hole B9 and row
Acid hole B10, the upper end sidepiece of acid receiver 2 has acid inlet 11, at the acid discharge hole B10 bottom acid receiver 2
It is provided with valve；
Acid etching groove 1 is placed on above acid receiver 2, and the acid hole B9 that goes out bottom acid receiver 2 passes through acid pump 5 and acid
Acid inlet 6 pipeline of erosion groove 1 side wall upper part connects；The acid discharge hole A8 of acid etching groove 1 lower sidewall and acid receiver
Acid inlet 11 pipeline of 2 upper end sidepieces connects, and acid etching groove 1 lower sidewall go out acid hole A7 and acid discharge hole
Control valve it is provided with at A8.
For preventing acid liquor overflow, have spout hole 12, acid etching groove 1 side wall upper part in acid etching groove 1 side wall upper part
Spout hole 12 be connected with acid inlet 11 pipeline of acid receiver 2 upper end sidepiece.
Cleaning for convenience of acid etching groove 1, acid etching groove 1 side wall upper part perforate connects sprinkling equipment 13.
Heating rod 3 uses graphite electrode heating rod.
For preventing from sample adition process is damaged acid etching groove 1, at acid etching groove 1 inner chamber, internal layer gear with holes is installed
Plate.
Work process
When acid receiver 2 injects acid solution, it is first shut off valve and the acid etching of acid discharge hole B10 bottom acid receiver 2
Control valve at groove 1 lower sidewall acid discharge hole B10；Open acid etching groove 1 lower sidewall to go out at acid hole A7
Control valve；Injecting acid solution to acid etching groove 1, acid solution goes out acid hole A7 through acid receiver from acid etching groove 1 lower sidewall
The acid inlet 11 of 2 upper end sidepieces enters acid receiver 2.During etch test piece, close acid etching groove 1 lower sidewall and go out
Control valve at acid hole A7, puts into the inner chamber of acid etching groove 1, and the cover plate that closes by test piece；Open heating rod
3 and thermostat 4, when thermostat 4 displays temperature reaches test temperature, open acid pump 5, make acid solution from storage
The acid hole B9 that goes out bottom acid device 2 enters acid etching groove 1 inner chamber through the acid inlet 6 of acid etching groove 1 side wall upper part；When
Acid solution liquid level is higher than after test piece, and regulate acid etching groove 1 lower sidewall goes out the control valve at acid hole A7, makes to lead to
Peracid pump 5 goes out acid hole A7 to acid receiver 2 to the acid flow that enters of acid etching groove 1 with from acid etching groove 1 from acid receiver 2
The acid solution flow of acid inlet 11 backflow is equal so that keep the etch temperature to test piece during circulating not
Become, complete etch test piece.After having tested, close acid pump 5, make the acid solution in acid etching groove 1 from acid etching groove 1
Acid discharge hole A8 all flows in acid receiver 2；Turn off acid etching groove 1 lower sidewall goes out the tune at acid hole A7
Joint valve, is carried out the test piece in acid etching groove 1 by sprinkling equipment 13, and opens acid etching groove 1 sidewall
Control valve at the A8 of acid discharge hole, bottom, makes cleanout fluid discharge in acid etching groove 1.When needing to change acid solution,
Open acid discharge hole B10 bottom acid receiver 2, make acid solution discharge.
Claims (5)
1. a steel Macroscopic tissue heat acid attack device, is characterized in that: include acid etching groove, acid receiver, heating rod,
Thermostat and acid pump；
Acid etching groove is upper end open hermetic container, the upper end oral area of acid etching groove by can folding cover plate encapsulate；
The side wall upper part of acid etching groove has acid inlet, and acid etching groove lower sidewall has out acid hole A and acid discharge hole A；
Heating rod, thermostat are installed in acid receiver；The bottom of acid receiver has out acid hole B and acid discharge hole B, storage
The upper end sidepiece of acid device has acid inlet, is provided with valve at the acid discharge hole B bottom acid receiver；
Acid etching groove is placed on above acid receiver, and the acid hole B that goes out bottom acid receiver passes through acid pump and acid etching groove sidewall
The acid inlet pipeline on top connects；The acid discharge hole A of acid etching groove lower sidewall enters acid with acid receiver upper end sidepiece
Mouth pipeline connects, and going out of acid etching groove lower sidewall is provided with control valve at acid hole A and acid discharge hole A.
2. a kind of steel Macroscopic tissue heat acid attack device as claimed in claim 1, is characterized in that: at acid etching groove
Side wall upper part has the acid inlet pipe of spout hole, the spout hole of acid etching groove side wall upper part and acid receiver upper end sidepiece
Road connects.
3. a kind of steel Macroscopic tissue heat acid attack device as claimed in claim 1, is characterized in that: acid etching groove side
The perforate of wall top connects sprinkling equipment.
4. a kind of steel Macroscopic tissue heat acid attack device as claimed in claim 1, is characterized in that: heating rod is adopted
Use graphite electrode heating rod.
5. a kind of steel Macroscopic tissue heat acid attack device as claimed in claim 1, is characterized in that: at acid etching groove
Inner chamber is provided with internal layer baffle plate with holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173694.3U CN205826385U (en) | 2016-03-07 | 2016-03-07 | A kind of steel Macroscopic tissue heat acid attack device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173694.3U CN205826385U (en) | 2016-03-07 | 2016-03-07 | A kind of steel Macroscopic tissue heat acid attack device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205826385U true CN205826385U (en) | 2016-12-21 |
Family
ID=58147847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620173694.3U Expired - Fee Related CN205826385U (en) | 2016-03-07 | 2016-03-07 | A kind of steel Macroscopic tissue heat acid attack device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205826385U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051278A (en) * | 2017-11-28 | 2018-05-18 | 上海航天精密机械研究所 | Steel curved beam etching pit device |
| CN110595858A (en) * | 2019-09-17 | 2019-12-20 | 湖南华冶微波科技有限公司 | Macrostructure thermal acid etching device |
-
2016
- 2016-03-07 CN CN201620173694.3U patent/CN205826385U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051278A (en) * | 2017-11-28 | 2018-05-18 | 上海航天精密机械研究所 | Steel curved beam etching pit device |
| CN110595858A (en) * | 2019-09-17 | 2019-12-20 | 湖南华冶微波科技有限公司 | Macrostructure thermal acid etching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161221 |