CN216017202U

CN216017202U - Simple and easy device of hot stove electrode automatic control in ore deposit

Info

Publication number: CN216017202U
Application number: CN202121793664.XU
Authority: CN
Inventors: 杨京; 林存峰; 张伟; 樊洪建; 刘金鹏; 曹刚
Original assignee: Linyi Chengfa Steel Based New Material Technology Co ltd
Current assignee: Linyi Chengfa Steel Based New Material Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-03-11
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a simple device for automatically controlling electrodes of a submerged arc furnace, which comprises: the smoke hood is arranged at the upper end of the furnace body, the second hydraulic telescopic rod is arranged on the smoke hood, the mounting plate is arranged at the upper end of the second hydraulic telescopic rod, the guide rods penetrate through two sides of the mounting plate, and the lower ends of the guide rods are fixedly connected to the smoke hood; the clamping plate is arranged at the output end of the first hydraulic telescopic rod, the first hydraulic telescopic rod is fixedly arranged on two sides of the mounting seat, and the inner side of the clamping plate is provided with a non-slip mat. The simple and easy device of this submerged arc furnace electrode automatic control can realize that the electrode rises automatically, the automatic pressure of electrode is put, has solved the unstable inefficiency of furnace condition, the problem that the energy consumption is high, compares with the manual control stove mode before, under the same furnace charge furnace condition, the electric furnace operation is more stable, and unit power consumption descends, and output improves, has realized the purpose of the output increase economize on electricity.

Description

Simple and easy device of hot stove electrode automatic control in ore deposit

Technical Field

The utility model relates to the technical field of metallurgy, in particular to a simple device for automatically controlling an electrode of a submerged arc furnace.

Background

The submerged arc furnace is mainly used for reducing and smelting ores, is mainly operated by inserting electrode into charging materials, and is an industrial electric furnace with huge electricity consumption, however, the existing submerged arc furnace has some defects in the using process, such as:

the Chinese patent application numbers are: CN201620453872.8, grant open date: 2016, 5 and 18 days, discloses a hot stove electrode elevating gear in ore deposit, and the multiunit electrode is circular distribution and sets up on the platform of the hot stove in ore deposit, is provided with so that the elevating gear that every group electrode goes up and down on the platform, elevating gear includes: the driving mechanism is pivoted with at least one elastic air bag, the surface of the pivoted at least one elastic air bag is in close contact with one group of electrodes, the driving mechanism drives the elastic air bag pivoted with the driving mechanism to rotate, and the elastic air bag drives the electrodes in contact with the elastic air bag to ascend or descend. The electrode lifting device for the submerged arc furnace has the advantages of simple structure, low cost and convenient operation, and can avoid electrode breakage.

The above prior art solution also has the following drawbacks: through the manual work to the collection arrangement of data, judge that the analysis can have the omission, to big data analysis not comprehensive enough, the operation is untimely, easily causes the condition such as hourglass operation or maloperation for the furnace condition is not stable enough, and production efficiency is low and the energy consumption is high.

We propose a simple apparatus and method for automatic control of electrodes in a submerged arc furnace to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a simple device for automatically controlling electrodes of a submerged arc furnace, which solves the problems that in the background technology, data are collected and sorted manually, judgment and analysis are omitted, big data are not analyzed comprehensively enough, operation is not timely, missing operation or misoperation is easy to occur, the furnace condition is not stable enough, the production efficiency is low, and the energy consumption is high.

In order to achieve the purpose, the utility model provides the following technical scheme: simple and easy device of hot stove electrode automatic control in ore deposit includes:

the smoke hood is arranged at the upper end of the furnace body, the second hydraulic telescopic rod is arranged on the smoke hood, the mounting plate is arranged at the upper end of the second hydraulic telescopic rod, the guide rods penetrate through two sides of the mounting plate, and the lower ends of the guide rods are fixedly connected to the smoke hood;

the guide seat is arranged on the lower surface of the mounting plate, a sliding groove is formed in the surface of the guide seat, a sliding block is arranged in the sliding groove, and the sliding block is fixedly connected to the mounting plate;

the clamping plate is arranged at the output end of the first hydraulic telescopic rod, the first hydraulic telescopic rod is fixedly arranged on two sides of the mounting seat, and the inner side of the clamping plate is provided with a non-slip mat.

By adopting the technical scheme, the automatic lifting and automatic pressure releasing of the electrode can be realized, the problems of unstable furnace conditions, low efficiency and high energy consumption are solved, and compared with the prior manual furnace control mode, the electric furnace has the advantages of more stable operation, reduced unit power consumption, increased yield and realization of the purposes of increasing production and saving electricity under the same furnace conditions.

In a preferred embodiment of the present invention, the mounting plate and the guide rods form a sliding structure, 4 guide rods are provided, and the guide rods are bilaterally symmetrical with respect to a center line of the mounting plate.

By adopting the technical scheme, the stability of the electrode body in the total lifting or total lowering process is convenient to ensure through the arrangement of the guide rod.

In a preferred embodiment of the present invention, the center line of the mounting plate and the center line of the guide seat are overlapped with each other, the guide seat is designed to have a "delta" shape, and a sliding structure is formed between the guide seat and the mounting seat.

By adopting the technical scheme, the electrode body stability is kept when the single electrode body is adjusted conveniently through the arrangement of the guide seat.

As a preferable technical scheme of the utility model, the number of the installation seats is 3, third hydraulic telescopic rods are arranged between the installation seats and the installation plates, and the installation seats are rotationally symmetrical about the central line of the guide seat.

By adopting the technical scheme, the position of a single electrode body can be conveniently adjusted by arranging the third hydraulic telescopic rod.

As the preferred technical scheme of the utility model, the clamping plates are designed in a semicircular structure, 2 clamping plates are arranged in each mounting seat, and the clamping plates are symmetrical about the center line of the mounting seat.

By adopting the technical scheme, the clamping plate is arranged, so that the electrode body can be clamped and fixed conveniently.

As a preferable technical solution of the present invention, the electrode bodies are respectively clamped between the clamping plates, and the electrode bodies penetrate through the guide sleeves, and the guide sleeves are disposed on the smoke cover.

By adopting the technical scheme, the electrode body is convenient to guide through the arrangement of the guide sleeve.

Compared with the prior art, the utility model has the beneficial effects that: the simple device and the method for automatically controlling the electrodes of the submerged arc furnace can realize automatic lifting of the electrodes and automatic pressure releasing of the electrodes, solve the problems of unstable furnace conditions, low efficiency and high energy consumption, and compared with the prior manual furnace control mode, the simple device and the method have the advantages that the electric furnace runs more stably, the unit power consumption is reduced, the yield is improved and the purposes of increasing production and saving electricity are realized under the same furnace conditions of furnace materials and furnaces;

1. be provided with mounting panel and guide bar, when the electrode body need carry out total rising or total descending, accessible second hydraulic telescoping rod drives the mounting panel and removes, leads through the guide bar for the mounting panel is more steady at the removal in-process, thereby carries out total rising or total descending to the electrode body.

2. Be provided with guide holder and mount pad, if three-phase electrode current is unbalanced, and when the electric current three-phase deviation was greater than 3%, can adopt and take looks principle leveling current, drive the mount pad through third hydraulic telescoping rod respectively and remove to the pan feeding degree of depth of adjustment every electrode body makes three-phase electrode current balance.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic view of a connection structure of the mounting seat and the guide seat according to the present invention;

FIG. 3 is a schematic view of the general elevation adjustment principle of the electrode according to the present invention;

fig. 4 is a schematic diagram of the principle of automatic adjustment of the electrode according to the present invention.

In the figure: 1. a furnace body; 2. a smoke hood; 3. a guide seat; 4. a mounting seat; 5. a slider; 6. a first hydraulic telescopic rod; 7. a splint; 8. an electrode body; 9. a second hydraulic telescopic rod; 10. mounting a plate; 11. a guide bar; 12. a third hydraulic telescopic rod; 13. a chute; 14. a guide sleeve; 15. a non-slip mat.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: simple and easy device of hot stove electrode automatic control in ore deposit includes: the furnace comprises a furnace body 1, wherein a smoke hood 2 is arranged at the upper end of the furnace body 1, a second hydraulic telescopic rod 9 is arranged on the smoke hood 2, an installation plate 10 is arranged at the upper end of the second hydraulic telescopic rod 9, guide rods 11 are connected to two sides of the installation plate 10 in a penetrating manner, and the lower ends of the guide rods 11 are fixedly connected to the smoke hood 2; the mounting plate 10 and the guide rods 11 form a sliding structure, 4 guide rods 11 are arranged, and the guide rods 11 are bilaterally symmetrical about the center line of the mounting plate 10; the total rising or total falling of the electrode body 8 is controlled through the second hydraulic telescopic rod 9, and in the adjusting process, the stability of the electrode body 8 in the moving process is guaranteed through the guide rod 11.

As shown in fig. 1-2, the guide seat 3 is disposed on the lower surface of the mounting plate 10, a sliding groove 13 is disposed on the surface of the guide seat 3, a sliding block 5 is disposed in the sliding groove 13, and the sliding block 5 is fixedly connected to the mounting plate 4; the central line of the mounting plate 10 and the central line of the guide seat 3 are superposed with each other, the guide seat 3 is designed in a delta-shaped structure, and a sliding structure is formed between the guide seat 3 and the mounting seat 4; 3 mounting seats 4 are arranged, third hydraulic telescopic rods 12 are arranged between the mounting seats 4 and the mounting plate 10, and the mounting seats 4 are rotationally symmetrical about the central line of the guide seat 3; the feeding depth of each electrode body 8 is adjusted through the third hydraulic telescopic rod 12, so that the three-phase electrode current is balanced.

As shown in fig. 1-2, the clamping plate 7 is arranged at the output end of the first hydraulic telescopic rod 6, the first hydraulic telescopic rod 6 is fixedly arranged at both sides of the mounting seat 4, and the inner side of the clamping plate 7 is provided with the anti-skid pad 15; the clamping plates 7 are designed in a semicircular structure, 2 clamping plates 7 are arranged in each mounting seat 4, and the clamping plates 7 are symmetrical about the center line of the mounting seat 4; the electrode bodies 8 are respectively clamped between the clamping plates 7, the electrode bodies 8 penetrate through the guide sleeve 14, and the guide sleeve 14 is arranged on the smoke hood 2; the electrode body 8 is disassembled and assembled by controlling the clamping plate 7 through the first hydraulic telescopic rod 6.

The working principle is as follows: when the simple device for automatically controlling the electrodes of the submerged arc furnace is used, as shown in figures 1-4, firstly, control parameters of each electrical information of the submerged arc furnace are preset, then operation parameters of each electrical information of the submerged arc furnace are monitored, whether three-phase electrode current and voltage are balanced is judged, if the three-phase electrode current and voltage are balanced, electrode lifting and electrode voltage discharging are automatically adjusted according to whether each operation parameter meets preset conditions, otherwise, the three-phase electrode current and voltage are leveled, when the three-phase electrode current and voltage are leveled, leveling can be carried out by adopting a band phase principle, the feeding depth of each electrode body 8 is respectively adjusted by controlling a third hydraulic telescopic rod 12, so that the three-phase electrode current is balanced, in the adjusting process, the third hydraulic telescopic rod 12 drives a mounting seat 4 to move up and down, the electrode bodies 8 are driven by the mounting seat 4 to lift, and meanwhile, the mounting seat 4 is matched with a guide seat 3, effectively guarantee the stationarity of electrode body 8 in the lift in-process, then judge whether the average depth of electrode body 8 of monitoring surpasss preset control parameter, if the average depth of electrode body 8 surpasss preset control parameter, through the total lift or the total lift of second hydraulic telescoping rod 9 control electrode body 8 to accomplish a series of work.

Those not described in detail in this specification are within the skill of the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Simple and easy device of hot stove electrode automatic control in ore deposit includes:

the smoke hood comprises a furnace body (1), wherein a smoke hood (2) is arranged at the upper end of the furnace body (1), a second hydraulic telescopic rod (9) is arranged on the smoke hood (2), an installation plate (10) is arranged at the upper end of the second hydraulic telescopic rod (9), guide rods (11) are connected to two sides of the installation plate (10) in a penetrating manner, and the lower ends of the guide rods (11) are fixedly connected to the smoke hood (2);

the guide seat (3) is arranged on the lower surface of the mounting plate (10), a sliding groove (13) is formed in the surface of the guide seat (3), a sliding block (5) is arranged in the sliding groove (13), and the sliding block (5) is fixedly connected to the mounting plate (4);

splint (7), splint (7) set up the output in first hydraulic telescoping rod (6), and first hydraulic telescoping rod (6) are fixed to be set up in the both sides of mount pad (4) to the inboard of splint (7) is provided with slipmat (15).

2. The submerged arc furnace electrode automatic control simple device according to claim 1, characterized in that: the mounting plate (10) and the guide rods (11) form a sliding structure, the number of the guide rods (11) is 4, and the guide rods (11) are bilaterally symmetrical about the center line of the mounting plate (10).

3. The submerged arc furnace electrode automatic control simple device according to claim 2, characterized in that: the center line of the mounting plate (10) is overlapped with the center line of the guide seat (3), the guide seat (3) is designed in a delta-shaped structure, and a sliding structure is formed between the guide seat (3) and the mounting seat (4).

4. The submerged arc furnace electrode automatic control simple device according to claim 3, characterized in that: the number of the installation seats (4) is 3, third hydraulic telescopic rods (12) are arranged between the installation seats (4) and the installation plates (10), and the installation seats (4) are rotationally symmetrical about the center line of the guide seat (3).

5. The submerged arc furnace electrode automatic control simple device according to claim 1, characterized in that: splint (7) are the design of semicircle structure and form, and splint (7) all are provided with 2 in every mount pad (4) to splint (7) are symmetrical about the central line of mount pad (4).

6. The submerged arc furnace electrode automatic control simple device according to claim 5, characterized in that: the electrode body (8) is clamped between the clamping plates (7) respectively, the electrode body (8) penetrates through the guide sleeve (14), and the guide sleeve (14) is arranged on the smoke hood (2).