CN207511843U - A kind of copper electrode with aluminum oxide coating layer - Google Patents
A kind of copper electrode with aluminum oxide coating layer Download PDFInfo
- Publication number
- CN207511843U CN207511843U CN201721383712.1U CN201721383712U CN207511843U CN 207511843 U CN207511843 U CN 207511843U CN 201721383712 U CN201721383712 U CN 201721383712U CN 207511843 U CN207511843 U CN 207511843U
- Authority
- CN
- China
- Prior art keywords
- copper electrode
- coating layer
- aluminum oxide
- oxide coating
- electrode body
- 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
Landscapes
- Discharge Heating (AREA)
Abstract
The utility model discloses a kind of copper electrodes with aluminum oxide coating layer, belong to surface processing, coatings art, including copper electrode body, it is characterised in that have the copper electrode of aluminum oxide coating layer to carry out crossing aluminum oxide coating layer to the entirety of conduction copper electrode body either carrying out crossing aluminum oxide coating layer in the easily attachment of its part or easy short-circuiting percentage.The utility model to copper electrode body by crossing aluminum oxide coating layer; reduce electrode section that may be exposed; so as to reduce the possibility of electrode ground connection; and because aluminum oxide coating layer uses high-purity raw; secondary pollution will not be caused to material; in addition aluminum oxide coating layer has preferable heat resistant and wear resistant performance, has better protective effect to copper electrode body.
Description
Technical field
The utility model is related to electrode technology field, more particularly to a kind of copper electrode with aluminum oxide coating layer.
Background technology
Copper be it is a kind of with electric-conductivity heat-conductivity high, corrosion resistance, suitable intensity, easy processing formability metal.It is led
Conductance is hot to be only second to silver, and price is far below gold, silver, is a kind of common conductive material.
At present, conductive electricity consumption both at home and abroad be greatly all made using copper (such as：Polycrystalline silicon reducing furnace, crystal growing furnace, electricity
Heater electrode interface etc.), it is substantially in actual installation using process and plays insulation protection by insulation ceramic ring.
But if relying solely on insulation ceramic ring insulation protection, it often will appear the situation of electrode ground connection, cause
It is abnormal to stop production.Because at high temperature, material dust, airborne dust are more, have a large amount of dust through accumulation after a period of time and be deposited on
On exposed electrode, insulation ceramic ring and chassis (furnace shell), when gas field reaches certain temperature in stove, material dust has acted as one
Kind conductor, connector, electrode, ceramic ring with chassis (furnace shell) are connected, will result in this way between electrode and chassis (furnace shell)
Electric leakage is grounded detection and detects so as to turn-off current.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of copper electricity with aluminum oxide coating layer
Pole, to reduce exposed copper electrode part, so as to reduce the possibility of copper electrode ground connection.
For this purpose, technical solution is used by the utility model：
A kind of copper electrode with aluminum oxide coating layer is coated with aluminum oxide coating layer on the copper electrode body.
As being further improved for this programme, the entirety of the copper electrode body has crossed aluminum oxide coating layer.
As being further improved for this programme, the easy short-circuited region of the copper electrode body or easy adhering zone have crossed aluminium oxide
Coating.More specifically, easily short circuit and easy adhering zone refer to electrode zone that furnace hearth plate surrounds or near furnace hearth plate.
As being further improved for this programme, the thickness of the aluminum oxide coating layer is 0.1mm~1mm, and thickness is according to reality
Border insulation voltage requires to be determined, preferably 0.3mm~0.5mm.
As being further improved for this programme, baffle ring is equipped on the outer wall of the copper electrode body, the insulator is arranged
In on the copper electrode body and positioned at the baffle ring bottom；It is external that the sealing shroud is sheathed on the copper electrode, and described in coating
Baffle ring and the insulator；Gasket seal is arranged with outside the sealing shroud, the gasket seal is located at below the insulator；Institute
It states insulation ceramic ring to be equally set on the copper electrode body and positioned at the baffle ring top, the insulation porcelain loop section is coated on
In the sealing shroud；The graphite piece is fixed at the top of the copper electrode body.
As being further improved for this programme, the insulation ceramic ring includes insulation ceramic ring I and insulation ceramic ring II, described exhausted
Edge ceramic ring I is set on the copper electrode body and positioned at the baffle ring top, I lower part of the insulation ceramic ring is by the sealing shroud
Cladding, the insulation ceramic ring II are set in outside the insulation ceramic ring I, and positioned at I top of the insulation ceramic ring, the insulation ceramic ring
II outer wall is provided with screw thread.
As being further improved for this programme, the copper electrode body is in the insulation ceramic ring II between the graphite piece
Outer wall be coated with aluminum oxide coating layer.
As being further improved for this programme, the baffle ring upper surface is coated with aluminum oxide coating layer.
As being further improved for this programme, the copper electrode with aluminum oxide coating layer can be applied in electric heater
In electrode interface, the pre-warmed function of electrode is realized.
As being further improved for this programme, the used aluminum oxide coating layer is high-purity raw, will not be to material
Secondary pollution is caused, it being capable of Improving The Quality of Products.
Compared with prior art, the beneficial effects of the utility model are：
The utility model reduces possible exposed electrode section, so as to reduce by crossing aluminum oxide coating layer to copper electrode body
The possibility of electrode ground connection, and because aluminum oxide coating layer uses high-purity raw, secondary pollution will not be caused to material, this
Outside, aluminum oxide coating layer has preferable heat resistant and wear resistant performance, there is better protective effect to copper electrode.
Description of the drawings
To make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is made below in conjunction with attached drawing into
The detailed description of one step, wherein：
Fig. 1 is the implementation principle figure of the utility model electrode section in common polycrystalline silicon reducing furnace.
In figure：
1st, gasket seal；2nd, insulator；3rd, copper electrode body；4th, furnace hearth plate；5th, insulate ceramic ring I；6th, insulate ceramic ring II；7th, stone
Black part；8th, aluminum oxide coating layer；9th, sealing shroud；10th, baffle ring.
Specific embodiment
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art and technical solution are briefly described, it should be apparent that, in being described below
Attached drawing be only some embodiments of the utility model, for those of ordinary skill in the art, do not paying creativeness
Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
The utility model is further illustrated below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of copper electrode with aluminum oxide coating layer, can apply in polycrystalline silicon reducing furnace, including close
Gasket 1, insulator 2, copper electrode body 3, insulation ceramic ring, sealing shroud 9, graphite piece 7.Ring is set on the outer wall of the copper electrode body 3
There is baffle ring 10, the insulator 2 is sheathed on the copper electrode body 3 and positioned at 10 bottom of baffle ring；9 sets of the sealing shroud
Outside the copper electrode body 3, and coat the baffle ring 10 and the insulator 2；Gasket seal is arranged with outside the sealing shroud 9
1, the gasket seal 1 is located at 2 lower section of insulator；The insulation ceramic ring is equally set on the copper electrode body 3 and position
In 10 top of baffle ring, the insulation porcelain loop section is coated in the sealing shroud 9；The graphite piece 7 is fixed on the copper
3 top of electrode body.
By crossing aluminum oxide coating layer 8 to copper electrode body 3, the electrode section that copper electrode body 3 may be exposed is reduced, so as to reduce
The possibility of electrode ground connection, and because aluminum oxide coating layer 8 uses high-purity raw, secondary pollution will not be caused to material, this
Outside, aluminum oxide coating layer 8 has preferable heat resistant and wear resistant performance, has better protective effect to copper electrode body 3.
Further, the insulation ceramic ring includes insulation ceramic ring I 5 and insulation ceramic ring II 6, and the insulation ceramic ring I 5 is arranged
On the copper electrode body 3 and positioned at described 10 (10) top of baffle ring, insulation I 5 lower part of ceramic ring is wrapped by the sealing shroud 9
It covers, the insulation ceramic ring II 6 is set in outside the insulation ceramic ring I 5, and positioned at I 5 top of the insulation ceramic ring, the insulation porcelain
The outer wall of ring II 6 is provided with screw thread.
Further, the copper electrode body 3 is in the insulation ceramic ring II 6 to the outer wall between the graphite piece 7
It is coated with aluminum oxide coating layer 8.
Further, 10 upper surface of baffle ring is coated with aluminum oxide coating layer 8.
Further, the copper electrode with aluminum oxide coating layer carries out the entirety of conduction copper electrode body 3 to cross aluminium oxide painting
Either in its part, easily attachment or easily short-circuiting percentage carries out crossing aluminum oxide coating layer 8 layer 8.Aluminum oxide coating layer 8 can reduce exposed
Copper electrode part, so as to reduce copper electrode ground connection possibility.More specifically, easily short circuit and easy adhering zone refer to furnace bottom
Electrode zone that disk 4 surrounds or near furnace hearth plate 4.
Further, the thickness of the aluminum oxide coating layer 8 is depending on voltage insulation requires, generally 0.1mm~1mm it
Between, preferably 0.3mm~0.5mm.The consumption of alumina material can be reduced while conductive demand is met in this way.
Further, the aluminum oxide coating layer 8 is high-purity raw, and secondary pollution, Neng Gouti will not be caused to material
Rise product quality.
Further, the copper electrode with aluminum oxide coating layer can be applied in electric heater electrode interface, realize electricity
Extremely pre-warmed function.
Aluminium oxide is not only insulating materials, and is good heat resistant and wear resistant material, and aluminum oxide coating layer 8 is plated in copper electricity
3 surface of polar body can reduce the possibility of exposed copper electrode ground connection and have good protective effect to copper electrode body 3.
The above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any change or replacement expected without creative work should be covered within the scope of the utility model.
Therefore, the scope of protection of the utility model should be determined by the scope of protection defined in the claims.
Claims (7)
1. a kind of copper electrode with aluminum oxide coating layer, it is characterised in that：The copper electrode includes gasket seal (1), insulator
(2), copper electrode body (3), insulation ceramic ring, sealing shroud (9), graphite piece (7)；
Baffle ring (10) is equipped on the outer wall of the copper electrode body (3), the insulator (2) is sheathed on the copper electrode body (3)
Above and positioned at the baffle ring (10) bottom；The sealing shroud (9) is sheathed on the copper electrode body (3) outside, and coats the baffle ring
(10) and the insulator (2)；Gasket seal (1) is arranged with outside the sealing shroud (9), the gasket seal (1) is positioned at described
Below insulator (2)；The insulation ceramic ring is equally set on the copper electrode body (3) and is located at the baffle ring (10) top,
The insulation porcelain loop section is coated in the sealing shroud (9)；The graphite piece (7) is fixed at the top of the copper electrode body (3),
Aluminum oxide coating layer (8) is coated on the copper electrode body (3).
2. there is the copper electrode of aluminum oxide coating layer according to claim 1, it is characterised in that：The copper electrode body (3) it is whole
Body has crossed aluminum oxide coating layer (8).
3. there is the copper electrode of aluminum oxide coating layer according to claim 1, it is characterised in that：The copper electrode body (3) it is easy
Short-circuited region or easy adhering zone have crossed aluminum oxide coating layer (8).
4. there is the copper electrode of aluminum oxide coating layer according to claims 1 to 3 any one, it is characterised in that：The oxidation
The thickness of aluminized coating is 0.1mm~1mm.
5. the copper electrode according to claim 1 with aluminum oxide coating layer, it is characterised in that：The insulation ceramic ring includes
The ceramic ring I that insulate (5) and insulation ceramic ring II (6), the insulation ceramic ring I (5) are set on the copper electrode body (3) and positioned at institutes
Baffle ring (10) top is stated, insulation ceramic ring I (5) lower part is coated by the sealing shroud (9), and the insulation ceramic ring II (6) is arranged
In the insulation ceramic ring I (5) outside, and positioned at described insulation ceramic ring I (5) top, the outer wall setting of the insulation ceramic ring II (6)
There is screw thread.
6. the copper electrode according to claim 5 with aluminum oxide coating layer, it is characterised in that：The copper electrode body (3) exists
The insulation ceramic ring II (6) to the outer wall between the graphite piece (7) is coated with aluminum oxide coating layer (8).
7. the copper electrode with aluminum oxide coating layer according to claim 1 or 6, it is characterised in that：On the baffle ring (10)
Surface is coated with aluminum oxide coating layer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383712.1U CN207511843U (en) | 2017-10-25 | 2017-10-25 | A kind of copper electrode with aluminum oxide coating layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383712.1U CN207511843U (en) | 2017-10-25 | 2017-10-25 | A kind of copper electrode with aluminum oxide coating layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207511843U true CN207511843U (en) | 2018-06-19 |
Family
ID=62535095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721383712.1U Expired - Fee Related CN207511843U (en) | 2017-10-25 | 2017-10-25 | A kind of copper electrode with aluminum oxide coating layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207511843U (en) |
-
2017
- 2017-10-25 CN CN201721383712.1U patent/CN207511843U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207781295U (en) | A kind of ceramic insulator for high voltage | |
| WO2010051738A1 (en) | Electromagnetic heating ceramic container | |
| CN207511843U (en) | A kind of copper electrode with aluminum oxide coating layer | |
| CN201807359U (en) | Reaction kettle capable of heating by adopting far infrared radiation | |
| CN202291360U (en) | Feeding and heat preserving furnace of aluminum alloy die casting machine in cold chamber | |
| CN109640609A (en) | A kind of magnetic shield piece and its processing method | |
| CN204465913U (en) | A kind of for the induction heating equipment in powder by atomization equipment | |
| CN210673077U (en) | Electric heater based on graphene composite coating | |
| CN203136201U (en) | An energy-saving carbon crystal heat-generating body | |
| CN102531705A (en) | Semiconductor glaze for large-creepage-distance low-partial-discharge transformer porcelain bushing and glazing process thereof | |
| CN209641388U (en) | A kind of electric vehicle Special control cable line | |
| CN208303866U (en) | metal casting crucible | |
| CN205864764U (en) | A kind of antioxidation electric heating body | |
| CN206481465U (en) | The fixed magnetic bead structure of one kind heating circle | |
| CN203596935U (en) | Anticorrosion electric heating device | |
| CN206179541U (en) | Big load of easily dispelling heat transmission of electricity copper bar | |
| CN209249162U (en) | A kind of novel heat-resistant enamelled wire | |
| CN202754805U (en) | Thermal insulation brick with fire-resistant coatings | |
| CN207302686U (en) | A kind of intelligent tube type bus of superhigh voltage DC insulation | |
| CN213196016U (en) | Improved electric heating tin furnace | |
| CN204188006U (en) | A kind of electrode tube protective cover | |
| CN202996342U (en) | High temperature resistance wire of household electrical appliances | |
| CN206160746U (en) | Direct current is bottom electrode for ore smelting electric arc furnace | |
| CN201308380Y (en) | Electromagnetic heating special ceramic container | |
| CN201754626U (en) | Quartz heating pipe for transparent conductive film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180619 Termination date: 20191025 |