CN215373551U

CN215373551U - Electrode device for outputting large current of industrial silicon furnace transformer

Info

Publication number: CN215373551U
Application number: CN202121549274.8U
Authority: CN
Inventors: 张伟刚; 吕贤; 沈铁成; 左怡
Original assignee: Shaanxi Heyuan New Metallurgical Electric Furnace Equipment Co ltd
Current assignee: Shaanxi Heyuan New Metallurgical Electric Furnace Equipment Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-12-31
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses an electrode device for outputting large current by an industrial silicon furnace transformer, which comprises a connecting cylinder, the surface of the connecting cylinder is provided with a first connecting seat and a second connecting seat, a lifting mechanism is arranged between the first connecting seat and the second connecting seat, a composite electrode main body is arranged in the connecting cylinder, the composite electrode main body comprises an electrode cylinder, a graphite rod and an electrode paste layer, the electrode cylinder is arranged in the connecting cylinder, the graphite rod is arranged in the electrode cylinder, the electrode paste layer is arranged on the outer wall of the electrode cylinder, the lifting mechanism comprises two electric telescopic rods and two connecting blocks, the two electric telescopic rods are arranged at the bottoms of the two ends of the second connecting seat respectively, the two connecting blocks are arranged at the two ends of the first connecting seat respectively, and the bottom ends of the two electric telescopic rods are hinged to the connecting blocks. The utility model can be used for smelting industrial silicon and can reduce smelting cost.

Description

Electrode device for outputting large current of industrial silicon furnace transformer

Technical Field

The utility model relates to the technical field of electrodes, in particular to an electrode device for outputting large current by an industrial silicon furnace transformer.

Background

The electrode is an important component of the electric conduction system of the submerged arc furnace, is called the heart of the furnace and is one of the main consumptive materials in the industrial silicon production. In the existing market, the electrodes comprise graphite electrodes and self-baking electrodes, the iron content of the graphite electrodes is low, and the graphite electrodes can be used for smelting industrial silicon, but the price is about 18000 yuan/ton too high. The self-baking electrode has high iron content and cannot be used for smelting industrial silicon, but the price is lower than about 3500 yuan/ton. The carbon electrode is prepared by using low-ash anthracite, metallurgical coke, pitch coke and petroleum coke as raw materials, mixing the raw materials according to a certain proportion and granularity, adding binder pitch and tar during mixing, uniformly stirring at a proper temperature, then pressing and forming, and finally slowly roasting in a roasting furnace. The graphite electrode is prepared by taking petroleum coke and asphalt as raw materials to prepare a carbon electrode, putting the carbon electrode into a graphitization resistance furnace at the temperature of 2273-2773K, and graphitizing the carbon electrode. The self-baking electrode is made up by using anthracite, coke, asphalt and tar as raw material, making electrode paste at a certain temp., then placing the electrode paste into the electrode shell mounted on the electric furnace, and in the course of production of electric furnace the joule heat produced by passing current and conductive heat in the furnace can be used for self-sintering and coking. The electrode can be continuously used, can be sintered and formed by connecting the long sides at the same time, and can be sintered into a large-diameter electrode.

In the existing market, the electrodes comprise graphite electrodes and self-baking electrodes, the iron content of the graphite electrodes is low, and the graphite electrodes can be used for smelting industrial silicon, but the price is about 18000 yuan/ton too high. The self-baking electrode has high iron content and cannot be used for smelting industrial silicon, but the price is low by about 3500 Yuan/ton, so that the production and the use of the industrial silicon furnace are greatly limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electrode device for outputting large current of an industrial silicon furnace transformer, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: electrode assembly of industry silicon furnace transformer output heavy current, including the connecting cylinder, the surface of connecting cylinder is provided with first connecting seat and second connecting seat, be provided with elevating system between first connecting seat and the second connecting seat, be provided with the combined electrode main part in the connecting cylinder, the combined electrode main part includes that electrode cylinder, graphite rod and electrode paste the layer, the electrode cylinder sets up in the connecting cylinder, the graphite rod sets up in the electrode cylinder, the electrode paste the layer setting and is in on the outer wall of electrode cylinder.

Preferably, the lifting mechanism comprises two electric telescopic rods and two connecting blocks, the two electric telescopic rods are respectively arranged at the bottoms of the two ends of the second connecting seat, the two connecting blocks are respectively arranged at the two ends of the first connecting seat, and the bottom ends of the two electric telescopic rods are hinged to the connecting blocks.

Preferably, the surface of the electrode cylinder is provided with a third connecting seat and a fourth connecting seat from bottom to top respectively, and the upper parts of the first connecting seat, the second connecting seat, the third connecting seat and the fourth connecting seat are provided with connecting rings.

Preferably, the top of the third connecting seat is provided with a plurality of connecting rods, and the top ends of the connecting rods are connected with the bottom of the fourth connecting seat.

Preferably, the edge of the first connecting seat is provided with a plurality of sliding rods, the edge of the second connecting seat is provided with a plurality of sliding grooves, the sliding rods are connected with the corresponding sliding grooves, and the top ends of the sliding rods are connected with electrode rings.

Compared with the prior art, the utility model has the beneficial effects that: the electrode cylinder is made of stainless steel CrNi, graphite rods are used in the center, an electrode paste layer is arranged on the outer wall of the electrode cylinder, the electrode paste is made of anthracite, coke, asphalt and tar which are used as raw materials at a certain temperature, and the electrode cylinder is sintered and coked by self by means of joule heat generated when current passes through the electrode cylinder and conductive heat in the electrode cylinder during the production process of the electric furnace. The electrode can be continuously used, can be sintered and formed by connecting the long side with the long side, can be roasted into a large-diameter electrode, only consumes the graphite rod and the electrode paste when in use, hardly consumes the electrode cylinder, and is designed into a composite electrode. The utility model can be used for smelting industrial silicon and can reduce smelting cost.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional structural view of a composite electrode body according to the present invention;

in the figure: 1. a connecting cylinder; 2. a first connecting seat; 3. a second connecting seat; 4. a lifting mechanism; 401. an electric telescopic rod; 402. connecting blocks; 5. a composite electrode body; 501. an electrode cylinder; 502. a graphite rod; 503. an electrode paste layer; 6. a third connecting seat; 7. a fourth connecting seat; 8. a connecting ring; 9. a connecting rod; 10. a slide bar; 11. an electrode ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the electrode device for outputting large current by the industrial silicon furnace transformer comprises a connecting cylinder 1 and the connecting cylinder 1, wherein a first connecting seat 2 and a second connecting seat 3 are installed on the surface of the connecting cylinder 1, a lifting mechanism 4 is installed between the first connecting seat 2 and the second connecting seat 3, a composite electrode main body 5 is installed in the connecting cylinder 1, the composite electrode main body 5 comprises an electrode cylinder 501, a graphite rod 502 and an electrode paste layer 503, the electrode cylinder 501 is installed in the connecting cylinder 1, the graphite rod 502 is installed in the electrode cylinder 501, and the electrode paste layer 503 is installed on the outer wall of the electrode cylinder 501;

the lifting mechanism 4 comprises two electric telescopic rods 401 and two connecting blocks 402, the two electric telescopic rods 401 are respectively arranged at the bottoms of the two ends of the second connecting seat 3, the two connecting blocks 402 are respectively arranged at the two ends of the first connecting seat 2, the bottom ends of the two electric telescopic rods 401 are hinged with the connecting blocks 402, the surface of the electrode cylinder 501 is respectively provided with a third connecting seat 6 and a fourth connecting seat 7 from bottom to top, the first connecting seat 2 and the second connecting seat 3, go-between 8 is all installed on the upper portion of third connecting seat 6 and fourth connecting seat 7, and a plurality of connecting rod 9 is installed at the top of third connecting seat 6, and the top of connecting rod 9 is connected with the bottom of fourth connecting seat 7, and a plurality of slide bar 10 is installed at the edge of first connecting seat 2, and a plurality of spout has been seted up at the edge of second connecting seat 3, and slide bar 10 is connected with the spout that corresponds, and the top of slide bar 10 is connected with electrode ring 11.

The working principle is as follows: the electrode cylinder 501 is made of stainless steel 0Cr18Ni9, the graphite rod 502 is used in the center, the electrode paste layer 503 is installed on the outer wall of the electrode cylinder 501, only the graphite rod 502 and the electrode paste are consumed when the electrode paste is used, the electrode paste is made of anthracite, coke, asphalt and tar which are used as raw materials at a certain temperature, and self-sintering coking is realized by means of joule heat generated when current passes through the electrode paste layer and conductive heat in the electrode paste layer during the production process of the electric furnace. The electrode can be continuously used, can be sintered and formed by using the edge-to-edge side, can be fired into a large diameter, and hardly consumes the electrode cylinder 501 in use, so that the electrode is designed into a composite electrode. The utility model can be used for smelting industrial silicon and can reduce smelting cost.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Electrode assembly of industry silicon furnace transformer output heavy current, including connecting cylinder (1), its characterized in that: connecting cylinder (1), the surface of connecting cylinder (1) is provided with first connecting seat (2) and second connecting seat (3), be provided with elevating system (4) between first connecting seat (2) and second connecting seat (3), be provided with combined electrode main part (5) in connecting cylinder (1), combined electrode main part (5) are including electrode section of thick bamboo (501), graphite rod (502) and electrode paste layer (503), electrode section of thick bamboo (501) set up in connecting cylinder (1), graphite rod (502) set up in electrode section of thick bamboo (501), electrode paste layer (503) set up on the outer wall of electrode section of thick bamboo (501).

2. The electrode device for outputting large current of the transformer of the industrial silicon furnace as claimed in claim 1, wherein: elevating system (4) include two electric telescopic handle (401) and two connecting block (402), two electric telescopic handle (401) set up respectively the both ends bottom of second connecting seat (3), two connecting block (402) set up respectively the both ends of first connecting seat (2), the bottom of two electric telescopic handle (401) all with connecting block (402) are articulated.

3. The electrode device for outputting large current of the transformer of the industrial silicon furnace as claimed in claim 1, wherein: the surface from the bottom up of electrode barrel (501) is provided with third connecting seat (6) and fourth connecting seat (7) respectively, the upper portion of first connecting seat (2), second connecting seat (3), third connecting seat (6) and fourth connecting seat (7) all is provided with go-between (8).

4. The electrode device for outputting large current of the transformer of the industrial silicon furnace as claimed in claim 3, wherein: the top of the third connecting seat (6) is provided with a plurality of connecting rods (9), and the top ends of the connecting rods (9) are connected with the bottom of the fourth connecting seat (7).

5. The electrode device for outputting large current of the transformer of the industrial silicon furnace as claimed in claim 1, wherein: the edge of first connecting seat (2) is provided with a plurality of slide bar (10), a plurality of spout has been seted up at the edge of second connecting seat (3), slide bar (10) with correspond the spout is connected, just the top of slide bar (10) is connected with electrode ring (11).