CN104535485A - Corrosive electrolytic tank device applied to monitoring environmental parameters considering stress influence in real time - Google Patents
Corrosive electrolytic tank device applied to monitoring environmental parameters considering stress influence in real time Download PDFInfo
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- CN104535485A CN104535485A CN201410834416.3A CN201410834416A CN104535485A CN 104535485 A CN104535485 A CN 104535485A CN 201410834416 A CN201410834416 A CN 201410834416A CN 104535485 A CN104535485 A CN 104535485A
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Abstract
The invention discloses a corrosive electrolytic tank device applied to monitoring environmental parameters considering stress influence in real time. The device is characterized by comprising a transverse cylinder, and an end plate I and an end plate II which are arranged at two ends of the cylinder; a counter electrode is arranged in the end plate I, a work electrode is arranged in the end plate II, an input port I of a reference electrode is formed in the upper part of the cylinder; during work, electrolyte is injected to the cylinder to accomplish electrochemical measurement of a seawater corrosion test of three electrodes. The device disclosed by the invention is reasonable in design, can realize the real time monitoring of electrolyte characteristics by changing the structure of an existing electrolytic tank and can conveniently meet the requirements on the temperature of the electrolyte, the dissolved oxygen content, the flow rate and the pH value. The device disclosed by the invention further can be used for ensuring the working area of a test sample, cancels the conventional preparatory work of ensuring the working area by sealing the sample, and can conveniently apply a stress load to the sample, so that the requirement on a loading device is reduced. T he device reasonably ensures the requirement on test conditions and can easily realize the accuracy and efficiency of measurement data.
Description
Technical field
The present invention relates to the environmental parameter being applicable to consider stress influence can the corrosion electrolytic cell device of Real-Time Monitoring.Relate to Patent classificating number C25 electrolysis or electrophoresis process; Its device therefor C25B production compound or nonmetallic electrolysis process or electrophoresis process; Its equipment C25B9/00 electrolytic tank used or its subassembly; Electrolytic tank component; The subassembly of electrolytic tank component, such as electrode-membrane assembly C25B9/06 comprises the electrolytic tank of the non-moving electrode of dimensionally stable; The subassembly of its component.
Background technology
When utilizing existing electrolytic tank to carry out three-electrode electro Chemical corrosion measurement test at present, the test unit of employing and method are main as shown in Figure 1: the shortcoming of equipment is mainly reflected in: assembling difficulty, and test unit assembling is inconvenient; The junction of test specimen and electrolytic tank is easy to leak, and causes electrochemical measurement error; The non-measured position palpus epoxy sealing of test specimen, not reproducible utilization, material for test excess waste; There is no good aeration condition, the content of the dissolved oxygen DO in electrolytic solution when carrying out corrosion test for a long time, can not be ensured; Being difficult to when not disturbing electrolyte solution, ensureing the constant of solution temperature; Be difficult to the flow velocity adjusting electrolyte solution; Be difficult to periodic measurement electrolytic solution characteristic, often can not meet electrolyte PH value, temperature, the constant and periodic detection requirement of dissolved oxygen DO.In addition, when needs load sample, the design of electrolytic tank is limited to, loading direction simplification.
Summary of the invention
The present invention is directed to the proposition of above problem, and development be applicable to consider that the environmental parameter of stress influence can the corrosion electrolytic cell device of Real-Time Monitoring, it is characterized in that comprising: horizontal cylindrical shell, the end plate I being positioned at these cylindrical shell two ends and end plate II; Be provided with electrode in described end plate I, the top of described cylindrical shell is provided with the input port I of contrast electrode, is provided with through hole in the middle part of end plate II;
During work, in described input port I, insert contrast electrode; Use the through hole of working electrode described in the outer side seal of end plate II, inject electrolytic solution to cylindrical shell, start the electrochemical measurement of three electrode simulated seawater corrosion test.
The sidewall of described end plate II has multiple fixed orifice; One fixture is connected with end plate II by described fixed orifice; During work, the working electrode of holder tabular end plate II outer side compression and seal described through hole.
Described fixture comprises: the fixed mount fixed by described fixed orifice and end plate II, with the leading screw of fixed mount threaded engagement, be positioned at the fixture block of leading screw front end, described working electrode is fixed on end plate II by described fixture block, the through hole described in sealing.
Also be to have the multiple pick-up unit input ports be arranged on above cylindrical shell.
Also be that described cylindrical shell is also provided with input and discharges the interface of outer circulation water.
Also be that the interface of described input outer circulation water is positioned at the middle part of described cylindrical shell.
Also be to have the Inner eycle mouth of pipe being arranged on input and discharge electrolyte solution above cylindrical shell.
Owing to have employed technique scheme, the environmental parameter being applicable to consider stress influence provided by the invention can the corrosion electrolytic cell device of Real-Time Monitoring, tool has the following advantages: the present invention is reasonable in design, by the change to existing cell construction, meet the Real-Time Monitoring to electrolytic solution characteristic, be convenient to realize test to electrolyte temperature, dissolved oxygen content, flow velocity, the requirement of pH value, the working area of all right warranty test sample of this invention, eliminate tradition by seal sample to ensure the preliminary work of working area, be convenient to apply stress loading to sample simultaneously, reduce the requirement to charger.Rational warranty test conditional request, is easy to the Accuracy and high efficiency realizing measurement data.
Accompanying drawing explanation
In order to the technical scheme of clearer explanation embodiments of the invention or prior art, introduce doing one to the accompanying drawing used required in embodiment or description of the prior art simply below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of prior art sea water corrosion test device
Fig. 2 is the schematic diagram of test unit of the present invention
Fig. 3 is the front view of test unit of the present invention
Schematic perspective view when Fig. 4 is test unit duty of the present invention
Fig. 5 is the assembled state schematic diagram of end plate II of the present invention
Fig. 6 is the scheme of installation of the present invention to electrode
Fig. 7 is the structural representation of the present invention to electrode
Fig. 8 is the schematic diagram of end plate II of the present invention
Fig. 9 is the side view of end plate II of the present invention
Embodiment
For making the object of embodiments of the invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, clear complete description is carried out to the technical scheme in the embodiment of the present invention:
As Figure 1-Figure 5:
Be applicable to consider that the environmental parameter of stress influence can the corrosion electrolytic cell device of Real-Time Monitoring, mainly comprise: cylindrical shell 1 horizontal during work, be positioned at end plate I2 and the end plate II3 at these cylindrical shell 1 two ends, described end plate I2 and end plate II3 is that consistent size is with certain thickness plate.Under assembled state, described end plate I2 and end plate II3 clamps described cylindrical shell 1 under the draw of 4 connecting rods 16, and the space forming a relative closure is used for splendid attire electrolyte solution.
In order to can corrosion test be completed, need to arrange three-electrode system, contrast electrode, to electrode and working electrode.As preferred embodiment, be provided with in described end plate I2 electrode 4, end plate I2 is provided with a blind hole towards the side of cylindrical shell 1, the diameter of this blind hole is less than the internal diameter of cylindrical shell 1, the sidewall of this blind hole has the through hole held electrode 4, during work, blind hole is entered, i.e. the inner space of cylindrical shell 1 through through hole to electrode 4.
Working electrode is arranged on the outside of end plate II3, the through hole 17 namely described in outer side seal.Insert in input port I14 above described cylindrical shell 1 electrode 4, in corrosion test process, inert metal can be selected according to the actual requirements, such as platinum electrode etc.As shown in fig. 6-7: described duty is included in electrode under be positioned at the platinum gauze 42 of cylindrical shell 1 inside, the top of platinum gauze 42 is provided with the plastics loop bar 43 with platinum filament guide hole 44, can ensure that the area of platinum gauze 42 is the areas required by test.The Metallic rod 41 be connected with platinum filament guide hole 44 is provided with in the side of described plastics loop bar 43.
During work, three kinds of test electrodes are set in above-mentioned corresponding position, inject electrolytic solution to cylindrical shell 1, the electrochemical measurement of three electrode simulated seawater corrosion tests can be started.Adopt such scheme, the opposing seal of corrosion test environment can be ensured, can not seepage be caused, simultaneously owing to being all in the environment of sealing electrode and working electrode, eliminate the step of epoxy sealing, relative to existing experimental provision, it is more convenient to test, and saves test material simultaneously.
As preferred embodiment, the central authorities of described end plate II3 have through hole 17, and described working electrode is at this through hole 17 of end plate II3 outer closures.The sidewall of end plate II3 has fixed orifice, preferably, can be threaded hole, and four sidewalls of end plate II3 are all provided with fixed orifice.Fixture 6 is connected with end plate II3 by described fixed orifice.As Figure 8-9, the surrounding of described through hole 17 is provided with rubber washer 171, ensures to keep sealing with working electrode in the assembled state.
Further, in order to ensure that fixture can apply enough pressure to working electrode, the through hole 17 of working electrode Closed end plate II3.As preferred embodiment, described fixture 6 comprises: the fixed mount 61 fixed by described fixed orifice and end plate II3, fixed mount 61 comprises two fixed edges and the plate being connected two fixed edges, side relative with end plate II3 two respectively connects, the leading screw 62 with fixed mount 61 threaded engagement is provided with at the middle part of described fixed mount 61 plate, be positioned at the insulation fixture block 15 of leading screw 62 front end, working electrode is pressed on end plate II3 by described insulation fixture block 15 under the effect of leading screw 62.
As preferred embodiment, also there are the multiple pick-up unit input ports be arranged on above cylindrical shell 1, at least comprise: for the input port 7 of aeration, for detecting port 8 and the port 9 of the characteristics such as electrolyte PH value, temperature, dissolved oxygen content.
In order to ensure the constant of experimental provision temperature, as preferred embodiment, described cylindrical shell 1 is also provided with input and discharges the interface of outer circulation water, comprises the interface 10 as water inlet be arranged in the middle part of cylindrical shell 1 and the interface 11 as water delivering orifice being arranged on cylindrical shell 1 top.Water inlet is arranged on the middle part of cylindrical shell 1, the insulating efficiency of recirculated water can be increased.
Accordingly, be also to have the mouth of pipe being arranged on input and discharge electrolyte solution above cylindrical shell 1, comprise the mouth of pipe 12 and the mouth of pipe 13 as shown in Figure 1.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (8)
1. be applicable to consider that the environmental parameter of stress influence can the corrosion electrolytic cell device of Real-Time Monitoring, it is characterized in that comprising: horizontal double-layer barrel (1), the end plate I (2) being positioned at these cylindrical shell two ends and end plate II (3); Be provided with in described end plate I (2) electrode (4), the top of described cylindrical shell (1) is provided with the input port I (14) of contrast electrode, and end plate II (3) middle part is provided with through hole (17);
During work, in described input port I (14), insert contrast electrode; Use through hole outer side seal described in of working electrode in end plate II (3), inject electrolytic solution to cylindrical shell (1), start the electrochemical measurement of three electrode simulated seawater corrosion test.
2. the environmental parameter being applicable to consider stress influence according to claim 1 can the corrosion electrolytic cell device of Real-Time Monitoring, is further characterized in that: the sidewall of described end plate II (3) has multiple fixed orifice; One fixture (6) is connected with end plate II (3) by described fixed orifice; During work, fixture (6) clamping tabular working electrode end plate II (3) outer side compression and seal described through hole.
3. the environmental parameter being applicable to consider stress influence according to claim 2 can the corrosion electrolytic cell device of Real-Time Monitoring, be further characterized in that: described fixture (6) comprising: the fixed mount (61) fixed by described fixed orifice and end plate II (3), with the leading screw (62) of fixed mount (61) threaded engagement, be positioned at the fixture block (15) of leading screw (62) front end, described working electrode is fixed on end plate II (3) by described fixture block (15), the through hole described in sealing.
4. the environmental parameter being applicable to consider stress influence according to claim 1 can the corrosion electrolytic cell device of Real-Time Monitoring, is further characterized in that the multiple pick-up unit input ports having and be arranged on cylindrical shell (1) top.
5. the environmental parameter being applicable to consider stress influence according to claim 1 can the corrosion electrolytic cell device of Real-Time Monitoring, is further characterized in that described cylindrical shell (1) is also provided with input and discharges the interface of outer circulation water.
6. the environmental parameter being applicable to consider stress influence according to claim 5 can the corrosion electrolytic cell device of Real-Time Monitoring, is further characterized in that the interface of described input outer circulation water is positioned at the middle part of described cylindrical shell (1).
7. the environmental parameter being applicable to consider stress influence according to claim 1 can the corrosion electrolytic cell device of Real-Time Monitoring, is further characterized in that the Inner eycle mouth of pipe having and be arranged on the input of cylindrical shell (1) top and discharge electrolyte solution.
8. being applicable to according to above-mentioned arbitrary claim considers that the environmental parameter of stress influence can the corrosion electrolytic cell device of Real-Time Monitoring, is further characterized in that described end plate I (2) is fixedly connected with by many connecting rods (16) with end plate II (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410834416.3A CN104535485A (en) | 2014-12-26 | 2014-12-26 | Corrosive electrolytic tank device applied to monitoring environmental parameters considering stress influence in real time |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410834416.3A CN104535485A (en) | 2014-12-26 | 2014-12-26 | Corrosive electrolytic tank device applied to monitoring environmental parameters considering stress influence in real time |
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| CN104535485A true CN104535485A (en) | 2015-04-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111398155A (en) * | 2020-03-31 | 2020-07-10 | 大连理工大学 | Multi-channel corrosion electrolytic cell loading and matching device suitable for considering bending stress influence |
| CN112824887A (en) * | 2019-11-21 | 2021-05-21 | 中国科学院大连化学物理研究所 | Three-electrode electrochemical testing device |
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| DE3715881A1 (en) * | 1987-05-13 | 1988-11-24 | Bayerische Motoren Werke Ag | Corrosion measurement cell |
| CN2741039Y (en) * | 2004-09-28 | 2005-11-16 | 中国海洋石油总公司 | Electrolytic pool of electrochemical corrosive measurement of sea mud |
| CN201803982U (en) * | 2010-07-13 | 2011-04-20 | 南昌航空大学 | Electrochemical test device for three-electrode system |
| CN202057628U (en) * | 2011-03-01 | 2011-11-30 | 无锡新大中薄板有限公司 | Electrolytic tank of electrochemical test for plates |
| CN203337600U (en) * | 2013-07-19 | 2013-12-11 | 杨帅 | Flat plate test electrolytic tank |
| CN203396742U (en) * | 2013-08-06 | 2014-01-15 | 东北大学 | Electrolytic cell device with three-electrode system for electrochemical testing |
| CN204461980U (en) * | 2014-12-26 | 2015-07-08 | 大连理工大学 | Be applicable to consider that the environmental parameter of stress influence can the corrosion electrolytic cell device of Real-Time Monitoring |
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2014
- 2014-12-26 CN CN201410834416.3A patent/CN104535485A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3715881A1 (en) * | 1987-05-13 | 1988-11-24 | Bayerische Motoren Werke Ag | Corrosion measurement cell |
| CN2741039Y (en) * | 2004-09-28 | 2005-11-16 | 中国海洋石油总公司 | Electrolytic pool of electrochemical corrosive measurement of sea mud |
| CN201803982U (en) * | 2010-07-13 | 2011-04-20 | 南昌航空大学 | Electrochemical test device for three-electrode system |
| CN202057628U (en) * | 2011-03-01 | 2011-11-30 | 无锡新大中薄板有限公司 | Electrolytic tank of electrochemical test for plates |
| CN203337600U (en) * | 2013-07-19 | 2013-12-11 | 杨帅 | Flat plate test electrolytic tank |
| CN203396742U (en) * | 2013-08-06 | 2014-01-15 | 东北大学 | Electrolytic cell device with three-electrode system for electrochemical testing |
| CN204461980U (en) * | 2014-12-26 | 2015-07-08 | 大连理工大学 | Be applicable to consider that the environmental parameter of stress influence can the corrosion electrolytic cell device of Real-Time Monitoring |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112824887A (en) * | 2019-11-21 | 2021-05-21 | 中国科学院大连化学物理研究所 | Three-electrode electrochemical testing device |
| CN111398155A (en) * | 2020-03-31 | 2020-07-10 | 大连理工大学 | Multi-channel corrosion electrolytic cell loading and matching device suitable for considering bending stress influence |
| CN111398155B (en) * | 2020-03-31 | 2021-11-30 | 大连理工大学 | Multi-channel corrosion electrolytic cell loading and matching device suitable for considering bending stress influence |
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Application publication date: 20150422 |
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