CN215249747U - Corrosion-resistant water treatment coating anode structure - Google Patents
Corrosion-resistant water treatment coating anode structure Download PDFInfo
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- CN215249747U CN215249747U CN202120944276.0U CN202120944276U CN215249747U CN 215249747 U CN215249747 U CN 215249747U CN 202120944276 U CN202120944276 U CN 202120944276U CN 215249747 U CN215249747 U CN 215249747U
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Abstract
The utility model relates to the field of water treatment coating anode plates, in particular to a corrosion-resistant water treatment anode structure, which comprises an anode plate and a support rod; the anode plate comprises a substrate and an anti-corrosion layer, wherein the anti-corrosion layer sequentially comprises a ruthenium oxide coating, an iridium oxide coating and a zirconium oxide coating from inside to outside; the supporting rod comprises a metal rod and a protective layer, wherein the protective layer is respectively a polytetrafluoroethylene adhesive layer, a high-temperature-resistant insulating adhesive layer, an aramid fiber composite material layer and a high-temperature-resistant insulating adhesive layer from inside to outside. By limiting the coating sequence of the metal oxide, the material with stronger conductivity is arranged at the inner side, and the material with stronger protective performance is arranged at the outer side, so that the comprehensive performance of the anode plate is improved; and the corrosion resistance and the use strength of the support rod are improved, so that the service life of the support rod is prolonged.
Description
Technical Field
The utility model relates to a water treatment coating anode plate field, concretely relates to corrosion-resistant water treatment anode structure.
Background
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information constitutes prior art that is already known to a person skilled in the art.
The electrolytic water treatment method is to add various electrolytes to water to be treated, apply electricity between electrodes to make the electrolytes generate oxidizing substances, and treat the water by the active substances.
Electrochemical purification of wastewater is a good water treatment method, which carries out electro-flotation and electrolysis on wastewater on the basis of electricity. Overall, this method does not require the use of chemicals and produces very little sludge.
The core component of the electrolytic water treatment system is an electrolytic reactor, and the purpose of removing pollutants is achieved through a series of reactions generated by an anode made of iron, aluminum or other metal materials in the electrolytic reactor. In the whole electrolytic process, the main reaction is to generate active metal compounds, convert suspended matters into macromolecular floccules through the boiling and adsorption effects, and finally settle and filter to remove pollutants in water. Further enhancement of the electrolysis process can be achieved by the generation of active oxygen and hydrogen molecules on the electrode surface, which absorb suspended matter while oxidizing, disinfecting and deodorizing them. The electrolyzed wastewater is then filtered through the patented automatic horizontal filter bed, and the contaminants are not likely to be dissolved again under the oxidation conditions, but are sent to the filter bed to be extruded into a mud cake. After two-step filtration treatment, qualified water is sent into a raw water container.
However, the applicant finds that in an electrolyzed water treatment system, a coated anode plate is a main component in the electrolyzed water treatment technology, the performance of the coated anode plate is critical to the normal operation of the electrolyzed water treatment process, but the anode plate is extremely easy to be corroded by chemical components in liquid, and the anode plate with the existing water treatment coating, particularly a supporting rod, has the defects of easy scraping, unsatisfactory corrosion resistance, short service life and the like.
Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a water treatment coated anode plate structure with corrosion resistance at the supporting rod and long service life of the anode plate.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model discloses a corrosion-resistant water treatment coating anode plate structure.
In order to achieve the above object, the utility model discloses a following technical scheme:
an anode plate structure of a corrosion-resistant water treatment coating comprises an anode plate and a support rod;
the anode plate comprises a substrate and an anti-corrosion layer, wherein the anti-corrosion layer sequentially comprises a ruthenium oxide coating, an iridium oxide coating and a zirconium oxide coating from inside to outside;
the support rod comprises a metal rod and a protective layer, wherein the protective layer is a polytetrafluoroethylene adhesive layer, a high-temperature-resistant insulating adhesive layer, an aramid fiber composite material and a high-temperature-resistant insulating adhesive mixing layer from inside to outside.
The working principle is as follows: according to the technical scheme, the anode mesh is coated with the ruthenium oxide coating, the iridium oxide coating and the zirconium oxide coating, the ruthenium oxide coating has the characteristics of high current efficiency, high catalytic performance, long service life, low chlorine evolution voltage, light electrodes and stable working voltage, and the iridium oxide coating has good corrosion resistance, is easy to miniaturize, has a wide pH response range and is not easy to pollute; the zirconium oxide has the characteristics of high mechanical strength, high temperature resistance, stable chemical property and wide pH range in use.
The coating that electric conductive property is good in this application contacts with the base plate, sets up the coating that protective properties is good in the outside of anode plate, improves holistic corrosion resistance, has good electric conductivity simultaneously, has increased current density, increase of service life.
And this application has handled the die-pin with special technology, has avoided colliding with, scraping in the transit of anode plate to cause the noble metal coating to drop and has accelerated the corruption of connecting rod, has avoided simultaneously not in time the snaking during equipment operation, causes scale or microorganism waste to pile up, causes the negative and positive pole short circuit, and the ruthenium iridium coating of titanium plate drops, causes the corruption.
The utility model has the advantages that:
1. the utility model provides an in one or more embodiments, the multilayer metal oxide has been coated on the base plate, and these oxides all are the material that electric conductivity is strong and corrosion protection can be good, can improve the electric conductive property of anode plate and improve the life of anode plate.
2. The utility model provides an in one or more embodiments, inject through the coating position to metal oxide, set up the material that electric conductive property is stronger in the inboard, set up the material that protective properties is stronger and the outside, improved the comprehensive properties of anode plate.
3. The utility model provides an in one or more embodiments, through carrying out cladding protective material to the die-pin, improved the corrosion resistance and the use strength of die-pin to the life of die-pin has been increased.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
Fig. 1 is a schematic structural view of an anode plate in embodiment 1 of the present invention;
fig. 2 is a schematic view of a supporting rod structure in embodiment 1 of the present invention;
wherein: the composite material comprises a base plate 1, a ruthenium oxide coating 2, an iridium nutrient coating 3, a zirconium oxide coating 4, a supporting rod 5, a polytetrafluoroethylene adhesive layer 6, a high-temperature-resistant insulating adhesive layer 7 and a mixed layer of an aramid fiber composite material and the high-temperature-resistant insulating adhesive.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
For convenience of description, the words "upper" and "lower" in the present invention shall only be used to indicate correspondence with the upper and lower directions of the drawings themselves, and shall not limit the structure, but merely to facilitate the description of the present invention and simplify the description, and shall not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and shall not be construed as limiting the present invention.
As described in the background art, the anode plate with the coating for water treatment has short service life and high loss rate due to chemical corrosion of liquid or collision of the support rods, so that the applicant provides the anode plate structure with the coating for corrosion-resistant water treatment.
An anode plate structure of a corrosion-resistant water treatment coating comprises an anode plate and a support rod;
the anode plate comprises a substrate and an anti-corrosion layer, wherein the anti-corrosion layer sequentially comprises a ruthenium oxide coating, an iridium oxide coating and a zirconium oxide coating from inside to outside;
the support rod comprises a metal rod and a protective layer, wherein the protective layer is a polytetrafluoroethylene adhesive layer, a high-temperature-resistant insulating adhesive layer, an aramid fiber composite material and a high-temperature-resistant insulating adhesive mixing layer from inside to outside.
In order to improve the bonding strength between the substrate and the coating, in an exemplary embodiment of the present application, the upper surface of the substrate is a sawtooth surface with uniform intervals.
In order to further prolong the service life of the anode plate, in a typical mode of the application, the surface of the anode plate is coated with a ruthenium oxide coating: iridium oxide coating: the coating thickness ratio of the zirconium oxide is 1-5:1-5: 3-8.
In order to meet various use requirements, in an exemplary embodiment of the present application, the anode plate may have one of a plate structure and a mesh structure.
In order to improve the protection capability of the supporting rod, in an exemplary embodiment of the present application, the high-temperature polytetrafluoroethylene adhesive in the present application: high-temperature-resistant insulating cement: the thickness ratio of the aramid fiber composite material to the high-temperature-resistant insulating glue mixing layer is 2-5:1-8: 5-8.
In order to prevent direct contact between the coating of the tow bar and the treatment medium, in an exemplary embodiment of the present application, the aramid fibers are in a lattice structure.
Furthermore, when the aramid fiber is in a grid structure, the high-temperature-resistant insulating glue covers the surface of the aramid fiber and fills the blank area of the grid.
In order to meet the requirements of water treatment in different degrees, in a typical embodiment of the present application, the specifications of the anode plate can be adjusted according to the process requirements;
further, in order to optimize the preparation process, according to the general use requirements in the field, in an exemplary embodiment of the present application, the anode plate has a length of 500-600mm, a width of 350-400mm, and a thickness of 1-5 mm.
The length of the further supporting rod is 100 mm and 150mm, and the diameter is 15-20 mm.
The invention will now be further described with reference to the drawings and the detailed description.
Example 1
An anode plate of a corrosion-resistant water treatment coating comprises an anode mesh and a support rod; the anode net comprises a substrate and an anti-corrosion layer, wherein the anti-corrosion layer sequentially comprises a ruthenium oxide coating, an iridium oxide coating and a zirconium oxide coating from inside to outside; the support rod comprises a metal rod and a protective layer, wherein the protective layer is a polytetrafluoroethylene adhesive layer, a high-temperature-resistant insulating adhesive layer, an aramid fiber composite material and a high-temperature-resistant insulating adhesive mixing layer from inside to outside.
The upper surface of the substrate is a sawtooth surface with uniform intervals, and the ruthenium oxide coating: iridium oxide coating: the zirconium oxide coating is 2:2:5, and the anode plate is of a net structure;
high-temperature polytetrafluoroethylene adhesive on the surface of the supporting rod: high-temperature-resistant insulating cement: the thickness ratio of the aramid fiber composite material to the high-temperature-resistant insulating glue is 3:4:6, the aramid fiber is of a grid structure, and the high-temperature-resistant insulating glue covers the surface of the aramid fiber and fills the blank area of the grid;
the length of the anode plate is 560 mm, the width is 360 mm, and the thickness is 2 mm; the length of the supporting rod is 100 mm, and the diameter is 18 mm.
Example 2
An anode plate of a corrosion-resistant water treatment coating comprises an anode mesh and a support rod; the anode net comprises a substrate and an anti-corrosion layer, wherein the anti-corrosion layer sequentially comprises a ruthenium oxide coating, an iridium oxide coating and a zirconium oxide coating from inside to outside; the supporting rod comprises a metal rod and a protective layer, wherein the protective layer is respectively a polytetrafluoroethylene adhesive layer, a high-temperature-resistant insulating adhesive layer, an aramid fiber composite material layer and a high-temperature-resistant insulating adhesive layer from inside to outside.
The upper surface of the substrate is a sawtooth surface with uniform intervals, and the ruthenium oxide coating: iridium oxide coating: the zirconium oxide coating is 3:3:8, and the anode plate is of a plate-shaped structure;
high-temperature polytetrafluoroethylene adhesive on the surface of the supporting rod: high-temperature-resistant insulating cement: the thickness ratio of the aramid fiber composite material to the high-temperature-resistant insulating glue is 4:6:5, the aramid fiber is of a grid structure, and the high-temperature-resistant insulating glue covers the surface of the aramid fiber and fills the blank area of the grid;
the length of the anode plate is 560 mm, the width is 360 mm, and the thickness is 2 mm; the length of the supporting rod is 100 mm, and the diameter is 18 mm.
It should be finally noted that, although the above description describes the specific embodiments of the present invention, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that, on the basis of the technical solutions of the present invention, various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (10)
1. An anode plate structure of a corrosion-resistant water treatment coating is characterized by comprising an anode plate and a support rod;
the anode plate comprises a substrate and an anti-corrosion layer, wherein the anti-corrosion layer sequentially comprises a ruthenium oxide coating, a first iridium oxide coating and a zirconium oxide coating from inside to outside;
the supporting rod comprises a metal rod and a protective layer, wherein the protective layer is respectively a polytetrafluoroethylene adhesive layer, a high-temperature-resistant insulating adhesive layer, an aramid fiber composite material layer and a high-temperature-resistant insulating adhesive layer from inside to outside.
2. The corrosion-resistant water treatment coating anode plate structure of claim 1, wherein the upper surface of the substrate is a uniformly spaced serrated surface.
3. The corrosion-resistant water treatment coating anode plate structure of claim 1, wherein the surface of the anode plate is coated with a ruthenium oxide coating: iridium oxide coating: the zirconium oxide coating is 1-5:1-5: 3-8.
4. The corrosion-resistant water treatment coated anode plate structure of claim 1, wherein the anode plate is one of a plate-like structure and a mesh-like structure.
5. The corrosion-resistant water treatment coating anode plate structure of claim 1, wherein the high temperature teflon paste on the standoffs: high-temperature-resistant insulating cement: the thickness ratio of the aramid fiber composite material to the high-temperature-resistant insulating glue mixed layer is 2-5:1-8: 5-8.
6. The corrosion-resistant water treatment coated anode plate structure of claim 1, wherein the aramid fiber is a mesh structure.
7. The corrosion-resistant water treatment coated anode plate structure of claim 6, wherein the high temperature resistant insulating glue covers the surface of the aramid fiber and fills the blank areas of the mesh.
8. The corrosion-resistant water treatment coated anode plate structure of claim 1, wherein the specifications of the anode plate can be adjusted according to process requirements.
9. The corrosion-resistant water treatment coating anode plate structure of claim 8, wherein the anode plate has a length of 500-600mm, a width of 350-400mm and a thickness of 1-5 mm.
10. The corrosion-resistant water treatment coated anode plate structure of claim 9, wherein the length of the stay bar is 100-150mm and the diameter is 15-20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120944276.0U CN215249747U (en) | 2021-04-30 | 2021-04-30 | Corrosion-resistant water treatment coating anode structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120944276.0U CN215249747U (en) | 2021-04-30 | 2021-04-30 | Corrosion-resistant water treatment coating anode structure |
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| CN215249747U true CN215249747U (en) | 2021-12-21 |
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| CN202120944276.0U Active CN215249747U (en) | 2021-04-30 | 2021-04-30 | Corrosion-resistant water treatment coating anode structure |
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