CN105896110A - Corrosion-resistant grounding device with graphene coating and manufacturing method thereof - Google Patents
Corrosion-resistant grounding device with graphene coating and manufacturing method thereof Download PDFInfo
- Publication number
- CN105896110A CN105896110A CN201610398591.1A CN201610398591A CN105896110A CN 105896110 A CN105896110 A CN 105896110A CN 201610398591 A CN201610398591 A CN 201610398591A CN 105896110 A CN105896110 A CN 105896110A
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- corrosion
- graphene
- grounding device
- layer
- graphene coating
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
Abstract
The invention provides a corrosion-resistant grounding device with a graphene coating. The corrosion-resistant grounding device comprises a metal core with good electrical conductivity arranged inside and a corrosion-resistant layer wrapped on the outer layer of the metal core, wherein the corrosion-resistant layer is a graphene layer; the thickness of the graphene layer is 0.1 micron to 1 mm; and the preparation technology of the graphene layer is a spray coating method. According to the corrosion-resistant lightning protection grounding device with the graphene coating provided by the invention, the graphene coating of the device has the advantages of extremely low electrical resistivity, acid and alkali resistance, high temperature resistance and corrosion resistance, is applicable for various soil and seawater environments, and plays the roles of superhigh electrical conductivity, high corrosion resistance, safety and long service life. The device avoids the defects that the grounding device loses efficacy and endangers building, equipment and personal safety caused by the effects of corrosion, oxidation and the like.
Description
Technical field
The invention belongs to design and the manufacture field of grounding device, relate to a kind of corrosion-resisting grounding device with Graphene coating and preparation method thereof.
Background technology
Grounding device is the important component part in lightning protection device and electric device grounding system, and it is that thunder-strike current, overcurrent provide current by pass, it is ensured that lightning protection, the operation safety of electrical & electronicsystems and the personal safety of related personnel.
Tradition grounding device (grounding body, earth rod) mainly uses the methods such as angle steel, round steel, band steel, galvanized pipe, copper facing, nickel plating to drop resistance and as mesh grounding ejector in underground as earth mat.Although these methods have an erosion-resisting effect, but existing problems the most in various degree；China is vast in territory, and it is different that various places soil contains corrosive medium.Its defect is that earthing material acts on due to corrosion, oxidation etc., grounded screen current potential will be caused to raise, and jeopardize personal safety, and damage equipment, service life is short, jeopardizes the shortcomings such as safety, constructional difficulties.
The most therefore, how to avoid the adverse consequencess such as grounding device corrosion, oxidation in soil, sea water, become the technical problem that those skilled in the art are urgently to be resolved hurrily.
Summary of the invention
Therefore, it is an object of the invention to provide a kind of corrosion-resisting grounding device with Graphene coating and preparation method thereof.
The technical solution used in the present invention is: a kind of corrosion-resisting grounding device with Graphene coating includes being arranged on the good metallic core of internal electric conductivity and being wrapped in the anti-corrosion layer of described metallic core outer layer.
Above-mentioned metallic core is steel core or copper core or aluminum core or titanium core and with ferrum or copper or aluminum or the titanium alloy as matrix.
Above-mentioned metallic core is bar-shaped or block or the twisted wire that formed of tubulose or many metals.
Above-mentioned anti-corrosion layer is graphene layer.
Above-mentioned graphene layer thickness is 0.1 m ~ 1mm.
Above-mentioned graphene layer preparation technology is spraying process.
Above-mentioned spraying process, first will prepare graphene solution, will secondly be sprayed in warmed-up metallic core by graphene solution.
Above-mentioned Graphene is single-layer graphene, multi-layer graphene or its blend.
Above-mentioned graphene solution solvent is water or organic solvent, and including methanol, ethanol, oxolane, dimethyl sulfoxide, dichloro-benzenes, ethyl acetate etc., concentration is 0.05mg/ml ~ 10mg/ml.
Above-mentioned metallic core heating-up temperature is 60 ~ 300 DEG C.
The invention have the advantages that.
The corrosion-resisting grounding device with Graphene coating that the present invention provides, its Graphene coating has that self-resistance rate is extremely low, acid and alkali-resistance, high temperature resistant, corrosion resistant advantage, it is applicable to various soil environment, plays the permanent effect of superpower electric conductivity, highly corrosion resistant, safety, life-span.Present invention, avoiding due to corrosion, oxidation etc. acts on the grounding device caused and lost efficacy, and jeopardizes the defect of building, equipment and personal safety.
Accompanying drawing explanation
Fig. 1 is the corrosion-resisting grounding device overall structure schematic diagram of a kind of Graphene coating.
Fig. 2 is the corrosion-resisting grounding device structural profile schematic diagram of a kind of Graphene coating.
Detailed description of the invention
The corrosion-resisting grounding device with Graphene coating that the present invention provides, its Graphene coating has that self-resistance rate is extremely low, acid and alkali-resistance, high temperature resistant, corrosion resistant advantage, it is applicable to various soil environment, plays the permanent effect of superpower electric conductivity, highly corrosion resistant, safety, life-span.Present invention, avoiding due to corrosion, oxidation etc. acts on the grounding device caused and lost efficacy, and jeopardizes the defect of building, equipment and personal safety.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the present invention is carried out clear, complete description.Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiment.Based on the embodiment in the present invention, other embodiments that those of ordinary skill in the art are obtained on the premise of not making creative work, broadly fall into the scope of protection of the invention.
Referring to the corrosion-resisting grounding device overall structure schematic diagram of a kind of Graphene coating that Fig. 1 and Fig. 2, Fig. 1 provide for the embodiment of the present invention, Fig. 2 is the corrosion-resisting grounding device structural profile schematic diagram of a kind of Graphene coating.
The corrosion-resisting grounding device of the Graphene coating provided in the embodiment of the present invention, as shown in Figure 1, including letting out the grounding body 11 of thunder-strike current, overvoltage, overcurrent effect for grounding device, electric current is introduced the downlead 13 of grounding body, and for connecting the joint 12 of grounding body 11 and downlead 13.
The corrosion-resisting grounding device of the Graphene coating provided in the embodiment of the present invention, as in figure 2 it is shown, include being arranged on the good metallic core 22 of internal electric conductivity and being wrapped in the anti-corrosion layer 21 of described metallic core outer layer.
Above-mentioned metallic core 22 is steel core or copper core or aluminum core or titanium core and with ferrum or copper or aluminum or the titanium alloy as matrix.
Above-mentioned metallic core 22 is bar-shaped or block or the twisted wire that formed of tubulose or many metals.
Above-mentioned anti-corrosion layer 21 is graphene layer.
Above-mentioned anti-corrosion layer 21 thickness is 0.1 m ~ 1mm.
Above-mentioned spraying process, first will prepare graphene solution, will secondly be sprayed in warmed-up metallic core 22 by graphene solution.
Above-mentioned Graphene is single-layer graphene, multi-layer graphene or its blend.
Above-mentioned graphene solution solvent is water or organic solvent, and including methanol, ethanol, oxolane, dimethyl sulfoxide, dichloro-benzenes, ethyl acetate etc., concentration is 0.05mg/ml ~ 10mg/ml.
Above-mentioned metallic core 22 heating-up temperature is 60 ~ 300 DEG C.
To the disclosed described above implementing row, make professional and technical personnel in the field be capable of or use the present invention.Multiple amendment to the present embodiment will be apparent from for those skilled in the art, and generic principles defined herein can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention is not intended to be limited to embodiment illustrated herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (10)
1. a corrosion-resisting grounding device structure with Graphene coating, it is characterised in that include being arranged on the good metallic core (22) of internal electric conductivity and being wrapped in the anti-corrosion layer (21) of described metallic core outer layer.
The corrosion-resisting grounding device structure with Graphene coating the most according to claim 1, it is characterised in that described metallic core (22) is steel core or copper core or aluminum core or titanium core and with ferrum or copper or aluminum or the titanium alloy as matrix.
The corrosion-resisting grounding device with Graphene coating the most according to claim 2, it is characterised in that described metallic core (22) is bar-shaped or block or the twisted wire that formed of tubulose or many metals.
The corrosion-resisting grounding device with Graphene coating the most according to claim 1, it is characterised in that described anti-corrosion layer (21) is graphene layer.
The corrosion-resisting grounding device with Graphene coating the most according to claim 4, it is characterised in that described anti-corrosion layer (21) thickness is 0.1 m ~ 1mm.
The corrosion-resisting grounding device with Graphene coating the most according to claim 4, it is characterised in that described anti-corrosion layer (21) preparation technology is spraying process.
The corrosion-resisting grounding device preparation method with Graphene coating the most according to claim 6, it is characterised in that described spraying process, first will prepare graphene solution, will secondly be sprayed in warmed-up metallic core (22) by graphene solution.
The corrosion-resisting grounding device preparation method with Graphene coating the most according to claim 7, it is characterised in that described Graphene is single-layer graphene, multi-layer graphene or its blend.
The corrosion-resisting grounding device preparation method with Graphene coating the most according to claim 7, it is characterized in that, described graphene solution solvent is water or organic solvent, including methanol, ethanol, oxolane, dimethyl sulfoxide, dichloro-benzenes, ethyl acetate etc., concentration is 0.05mg/ml ~ 10mg/ml.
The corrosion-resisting grounding device preparation method with Graphene coating the most according to claim 7, it is characterised in that described metallic core (22) preheating temperature is 60 ~ 300 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610398591.1A CN105896110A (en) | 2016-06-07 | 2016-06-07 | Corrosion-resistant grounding device with graphene coating and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610398591.1A CN105896110A (en) | 2016-06-07 | 2016-06-07 | Corrosion-resistant grounding device with graphene coating and manufacturing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105896110A true CN105896110A (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610398591.1A Pending CN105896110A (en) | 2016-06-07 | 2016-06-07 | Corrosion-resistant grounding device with graphene coating and manufacturing method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538860A (en) * | 2017-09-29 | 2018-01-05 | 江苏天时新材料科技有限公司 | A kind of corrosion resistant metal plate |
| CN107946790A (en) * | 2017-11-22 | 2018-04-20 | 扬州盈信电气工程有限公司 | A kind of graphite-based flexibility copper conductor earthing or grounding means and preparation method and application |
| CN109055927A (en) * | 2018-10-11 | 2018-12-21 | 燕山大学 | The preparation method and applications of the corrosion-resistant graphite ene coatings of high abrasion |
| CN109088184A (en) * | 2017-06-14 | 2018-12-25 | 深圳华淮新材料有限公司 | A kind of titanium packet aluminum alloy corrosion resistant earthing material |
| CN111628304A (en) * | 2020-06-29 | 2020-09-04 | 国网河南省电力公司经济技术研究院 | Grounding grid system construction method |
| CN112117556A (en) * | 2020-09-23 | 2020-12-22 | 安徽华希电力科技有限公司 | Lightning grounding body stainless steel downlead with graphite alkene |
| CN113737564A (en) * | 2021-08-25 | 2021-12-03 | 浙江金华丁丁实业有限公司 | Coating method of high-saturation graphene ink on white board paper |
-
2016
- 2016-06-07 CN CN201610398591.1A patent/CN105896110A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088184A (en) * | 2017-06-14 | 2018-12-25 | 深圳华淮新材料有限公司 | A kind of titanium packet aluminum alloy corrosion resistant earthing material |
| CN107538860A (en) * | 2017-09-29 | 2018-01-05 | 江苏天时新材料科技有限公司 | A kind of corrosion resistant metal plate |
| CN107946790A (en) * | 2017-11-22 | 2018-04-20 | 扬州盈信电气工程有限公司 | A kind of graphite-based flexibility copper conductor earthing or grounding means and preparation method and application |
| CN109055927A (en) * | 2018-10-11 | 2018-12-21 | 燕山大学 | The preparation method and applications of the corrosion-resistant graphite ene coatings of high abrasion |
| CN109055927B (en) * | 2018-10-11 | 2019-10-11 | 燕山大学 | The preparation method and applications of the corrosion-resistant graphite ene coatings of high abrasion |
| CN111628304A (en) * | 2020-06-29 | 2020-09-04 | 国网河南省电力公司经济技术研究院 | Grounding grid system construction method |
| CN112117556A (en) * | 2020-09-23 | 2020-12-22 | 安徽华希电力科技有限公司 | Lightning grounding body stainless steel downlead with graphite alkene |
| CN113737564A (en) * | 2021-08-25 | 2021-12-03 | 浙江金华丁丁实业有限公司 | Coating method of high-saturation graphene ink on white board paper |
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Application publication date: 20160824 |