CN204482066U - A kind of graphite electrode - Google Patents
A kind of graphite electrode Download PDFInfo
- Publication number
- CN204482066U CN204482066U CN201520148870.3U CN201520148870U CN204482066U CN 204482066 U CN204482066 U CN 204482066U CN 201520148870 U CN201520148870 U CN 201520148870U CN 204482066 U CN204482066 U CN 204482066U
- Authority
- CN
- China
- Prior art keywords
- graphite electrode
- graphite
- electrode body
- heating film
- radiant heating
- 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
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 100
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 100
- 239000010439 graphite Substances 0.000 title claims abstract description 100
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 16
- 238000009413 insulation Methods 0.000 claims description 14
- 229910001074 Lay pewter Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 230000007547 defect Effects 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Resistance Heating (AREA)
Abstract
The utility model proposes a kind of graphite electrode, it comprises top graphite electrode body and bottom graphite electrode body that two ends are equipped with screwed hole, top graphite electrode body is connected by the threaded connector of two ends tool with bottom graphite electrode body, and is provided with through hole between top graphite electrode body and bottom graphite electrode body; Top graphite electrode body comprises the first graphite Electric radiant Heating Film and the first metallic conductor, and the first graphite Electric radiant Heating Film is tightened together by the contact-making surface of the first securing member with the first metallic conductor, and the contact-making surface of the first graphite Electric radiant Heating Film is coated with the first metal conducting layer; Bottom graphite electrode body comprises the second graphite Electric radiant Heating Film and the second metallic conductor, and the second graphite Electric radiant Heating Film is tightened together by the contact-making surface of the second securing member with the second metallic conductor, and the contact-making surface of the second graphite Electric radiant Heating Film is coated with the second metal conducting layer.The utility model diameter is large, and loaded current is large, long service life, and connects reliable.
Description
Technical field
The utility model relates to a kind of electric conducting material, particularly a kind of graphite electrode.
Background technology
Graphite electrode is the irreplaceable high temperature resistant electric conducting material of steel-making, and total consumption of China's graphite electrode is one of maximum in the world country.
The defect of existing graphite electrode has: diameter is little, loaded current is little, can not meet the requirement of modern industry to graphite electrode; Graphite electrode is solid cylindrical, and large, inside and outside Density inhomogeneity and the quality of consuming energy in process of production is unstable, uses that middle current density is little, useful life is short; Graphite electrode is connected with adjacent graphite electrode by the joint itself carried, and in smelting process, easily causes because of surface oxidation the graphite electrode of bottom to fall in stove, causes occurring alloy waste product in stove; The use of graphite electrode consumes 10% of steel-making cost, and the incomplete use of graphite electrode causes steel-making cost to remain high.
Therefore for the problems referred to above, be necessary that a kind of new graphite electrode of design is to make up above-mentioned defect.
Utility model content
The utility model proposes a kind of graphite electrode, solve the defect that in prior art, graphite electrode current density is little, useful life is short and cost is high.The utility model diameter is large, and loaded current is large, long service life, and connects reliable.
The technical solution of the utility model is achieved in that
A kind of graphite electrode, it comprises top graphite electrode body and bottom graphite electrode body that two ends are equipped with screwed hole, top graphite electrode body is connected by the threaded connector of two ends tool with bottom graphite electrode body, and is provided with through hole between top graphite electrode body and bottom graphite electrode body; Top graphite electrode body comprises the first graphite Electric radiant Heating Film and the first metallic conductor, and the first graphite Electric radiant Heating Film is tightened together by the contact-making surface of the first securing member with the first metallic conductor, and the contact-making surface of the first graphite Electric radiant Heating Film is coated with the first metal conducting layer; Bottom graphite electrode body comprises the second graphite Electric radiant Heating Film and the second metallic conductor, and the second graphite Electric radiant Heating Film is tightened together by the contact-making surface of the second securing member with the second metallic conductor, and the contact-making surface of the second graphite Electric radiant Heating Film is coated with the second metal conducting layer.
Wherein, coated first temperature insulation layer of outer surface of the contact portion of the first graphite Electric radiant Heating Film and the first metallic conductor, coated second temperature insulation layer of outer surface of the contact portion of the second graphite Electric radiant Heating Film and the second metallic conductor.
Wherein, the first temperature insulation layer, the second temperature insulation layer are heat-resistant silicon rubber and make.
Wherein, screwed hole and connector are taper.
Wherein, the material of the first metal conducting layer, the second metal conducting layer is leypewter.
Compared with prior art, the utility model tool has the following advantages:
(1) the utility model comprises top graphite electrode body and the bottom graphite electrode body that two ends are equipped with screwed hole, top graphite electrode body is connected by the threaded connector of two ends tool with bottom graphite electrode body, independently connector is used to connect top graphite electrode body and bottom graphite electrode body, make connection reliable, can effectively increase graphite electrode diameter, to improve its current carrying capacity, and effectively can prevent graphite electrode from falling in stove, reduce alloy percent defective.
(2) through hole is provided with between top graphite electrode body and bottom graphite electrode body, capable of reducing energy consumption in production, improve output; Owing to increasing the surface area of electrode, electrode in use can be made to bear larger current density, improve utilance and the useful life of electrode.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, 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 structural representation of the utility model graphite electrode.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
With reference to Fig. 1, a kind of graphite electrode 1, it comprises top graphite electrode body 2 and bottom graphite electrode body 3 that two ends are equipped with screwed hole, top graphite electrode body 2 is connected by the threaded connector of two ends tool (not shown) with bottom graphite electrode body 3, and is provided with through hole 4 between top graphite electrode body 2 and bottom graphite electrode body 3; Top graphite electrode body 2 comprises the first graphite Electric radiant Heating Film 21 and the first metallic conductor 22, first graphite Electric radiant Heating Film 21 is tightened together by the contact-making surface of the first securing member (not shown) with the first metallic conductor 22, and the contact-making surface of the first graphite Electric radiant Heating Film 21 is coated with the first metal conducting layer (not shown); Bottom graphite electrode body 3 comprises the second graphite Electric radiant Heating Film 31 and the second metallic conductor 32, second graphite Electric radiant Heating Film 31 is tightened together by the contact-making surface of the second securing member (not shown) with the second metallic conductor 32, and the contact-making surface of the second graphite Electric radiant Heating Film 31 is coated with the second metal conducting layer (not shown).The material of the utility model first metal conducting layer, the second metal conducting layer is leypewter.The setting of the first metal conducting layer and the second metal conducting layer, the micropore of graphite Electric radiant Heating Film contact-making surface can be filled, increase density and the conductivity of the first graphite Electric radiant Heating Film and the second graphite Electric radiant Heating Film, reduce the impact that it is contacted with the first metallic conductor, the second metallic conductor of expanding with heat and contract with cold produced because of resistance, thus achieve of the present utility model witnessing.
Wherein, coated first temperature insulation layer (not shown) of outer surface of the contact portion of the first graphite Electric radiant Heating Film and the first metallic conductor, coated second temperature insulation layer (not shown) of outer surface of the contact portion of the second graphite Electric radiant Heating Film and the second metallic conductor; First temperature insulation layer, the second temperature insulation layer are heat-resistant silicon rubber and make.The setting of the first temperature insulation layer and the second temperature insulation layer, can make contact portion and isolate from outer air.
Wherein, screwed hole and connector are taper.Screwed hole and connector according to the actual requirements, can be set to cylindrical by those skilled in the art.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. a graphite electrode, it is characterized in that, comprise top graphite electrode body and bottom graphite electrode body that two ends are equipped with screwed hole, top graphite electrode body is connected by the threaded connector of two ends tool with bottom graphite electrode body, and is provided with through hole between top graphite electrode body and bottom graphite electrode body;
Top graphite electrode body comprises the first graphite Electric radiant Heating Film and the first metallic conductor, and the first graphite Electric radiant Heating Film is tightened together by the contact-making surface of the first securing member with the first metallic conductor, and the contact-making surface of the first graphite Electric radiant Heating Film is coated with the first metal conducting layer;
Bottom graphite electrode body comprises the second graphite Electric radiant Heating Film and the second metallic conductor, and the second graphite Electric radiant Heating Film is tightened together by the contact-making surface of the second securing member with the second metallic conductor, and the contact-making surface of the second graphite Electric radiant Heating Film is coated with the second metal conducting layer.
2. graphite electrode as claimed in claim 1, it is characterized in that, coated first temperature insulation layer of outer surface of the contact portion of the first graphite Electric radiant Heating Film and the first metallic conductor, coated second temperature insulation layer of outer surface of the contact portion of the second graphite Electric radiant Heating Film and the second metallic conductor.
3. graphite electrode as claimed in claim 2, it is characterized in that, the first temperature insulation layer, the second temperature insulation layer are heat-resistant silicon rubber and make.
4. graphite electrode as claimed in claim 3, it is characterized in that, screwed hole and connector are taper.
5. the graphite electrode according to any one of claim 1-4, is characterized in that, the material of the first metal conducting layer, the second metal conducting layer is leypewter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520148870.3U CN204482066U (en) | 2015-03-16 | 2015-03-16 | A kind of graphite electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520148870.3U CN204482066U (en) | 2015-03-16 | 2015-03-16 | A kind of graphite electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204482066U true CN204482066U (en) | 2015-07-15 |
Family
ID=53637835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520148870.3U Expired - Fee Related CN204482066U (en) | 2015-03-16 | 2015-03-16 | A kind of graphite electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204482066U (en) |
-
2015
- 2015-03-16 CN CN201520148870.3U patent/CN204482066U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160704 Address after: 424400 Taihe Industrial Zone, Guiyang County, Hunan Patentee after: Chenzhou Bo superfine graphite Limited by Share Ltd Address before: 350499 Fuzhou City, Pingtan Province town of Tan county, Guangxi villa Lane No. nine, Lane 35, No. Patentee before: Lin Qianfeng |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20210316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |