CN212620036U - High-temperature electric arc furnace for producing fused zirconia-corundum bricks - Google Patents
High-temperature electric arc furnace for producing fused zirconia-corundum bricks Download PDFInfo
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- CN212620036U CN212620036U CN202021309462.9U CN202021309462U CN212620036U CN 212620036 U CN212620036 U CN 212620036U CN 202021309462 U CN202021309462 U CN 202021309462U CN 212620036 U CN212620036 U CN 212620036U
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Abstract
The utility model discloses a high temperature electric arc furnace for production of electric smelting zirconia corundum brick, include: electric arc furnace body: the top of electric arc furnace body runs through and is provided with the electrode that extends to electric arc furnace body inner chamber, and the outside cover of electrode is equipped with the holding frame, and the bottom cover of holding frame is equipped with spacing pipe, and one side outer wall of electric arc furnace body is equipped with the discharge gate, and is provided with seal assembly in the discharge gate, and the opposite side outer wall is provided with waste residue pipe and feed inlet, and the top of electric arc furnace body is provided with lifting unit, and lifting unit is connected with holding frame and seal assembly respectively to drive holding frame and seal assembly synchronous lifting movement. The utility model discloses in, this electric arc furnace adopts single lifting unit, can shift up when keeping away from the fluid at the electrode, opens the discharge gate in step and topples over the fluid, need not to use two solitary actuating mechanism to electrode and discharge gate fractional control, and then has improved the electric arc furnace and has emptyd the fluidic work efficiency of electric smelting zirconia corundum brick.
Description
Technical Field
The utility model relates to an electric arc furnace technical field especially relates to a high temperature electric arc furnace for production of electric smelting zirconia-corundum brick.
Background
The electric arc furnace is an electric furnace for smelting ores and metals at high temperature generated by using electrode electric arc, energy is concentrated when gas discharge forms electric arc, the temperature of an arc zone is more than 3000 ℃, the process flexibility of the electric arc furnace is higher than that of other steel-making furnaces for smelting metals, impurities such as sulfur, phosphorus and the like can be effectively removed, the furnace temperature is easy to control, the occupied area of equipment is small, and the electric arc furnace is suitable for smelting high-quality alloy steel.
However, when the existing arc furnace dumps the molten fluid, two separate driving devices are needed to respectively control the upward movement of the electrode and the opening and closing operation of the discharge port, so that the synchronization of the upward movement of the electrode and the opening and closing operation of the discharge port cannot be ensured, the dumping process of the fluid is not facilitated, and the discharging efficiency of the arc furnace is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and propose the mode that realizes that the electrode shifts up and discharge gate switching synchronous operation, the high temperature electric arc furnace that is used for production of electric smelting zirconia corundum brick that the interior melting fluid of electric arc furnace of being convenient for emptys.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a high temperature electric arc furnace for the production of fused zirconia corundum bricks comprising: electric arc furnace body:
the bottom of the electric arc furnace body is rotatably connected with the base through a hinged support;
the electrode extending to the inner cavity of the electric arc furnace body is arranged at the top of the electric arc furnace body in a penetrating mode, a clamping frame is sleeved on the outer side of the electrode, and a limiting pipe is sleeved at the bottom of the clamping frame;
the outer wall of one side of the electric arc furnace body is provided with a discharge hole, a sealing assembly is arranged in the discharge hole, and the outer wall of the other side of the electric arc furnace body is provided with a waste residue pipe and a feed inlet;
the top of electric arc furnace body is provided with lifting unit, and lifting unit is connected with holding frame and seal assembly respectively to drive holding frame and seal assembly synchronous lift removal.
As a further description of the above technical solution:
the lifting assembly comprises a motor arranged on the electric arc furnace body, the motor is connected with the nut seat through a lead screw, an upper connecting rod is arranged on one side of the nut seat, the upper connecting rod penetrates through a sliding hole in the limiting pipe and is connected with the bottom of the clamping frame, and a lower connecting rod connected with the sealing assembly is arranged on the other side of the upper connecting rod.
As a further description of the above technical solution:
the sealing assembly comprises a connecting rod connected with the lower connecting rod, a sealing plate is arranged at the bottom of the connecting rod, and a filter sieve plate is arranged at the bottom of the sealing plate.
As a further description of the above technical solution:
the inner wall of the limiting pipe is embedded with a ball, and the ball is in rolling contact with the outer wall of the vertical end of the clamping frame.
As a further description of the above technical solution:
the bottom of the electric arc furnace body is rotatably connected with the top of the hydraulic cylinder through a rotating shaft, and the bottom of the hydraulic cylinder is rotatably connected with the base through the rotating shaft.
As a further description of the above technical solution:
the inner wall top of feed inlet is rotated through the pivot and is connected with the sealing door, and seals the door and hide the structure for embedded.
The utility model provides a high temperature electric arc furnace for production of electric smelting zirconia-corundum bricks. The method has the following beneficial effects:
this electric arc furnace adopts single lifting unit, can drive the synchronous lift of holding frame and seal assembly and remove to when empting the inside electric smelting zirconia corundum brick fluid of electric arc furnace, ensure that the electrode shifts up and keeps away from the fluid, and open the discharge gate in step and empty the fluid, need not to use two solitary actuating mechanism to carry out fractional control to electrode and discharge gate, and then improved the electric arc furnace and emptyd the work efficiency of electric smelting zirconia corundum brick fluid.
Drawings
Fig. 1 is a schematic view of the overall structure of a high-temperature electric arc furnace for producing fused zirconia-corundum bricks according to the present invention;
fig. 2 is a schematic structural view of the lifting assembly of the present invention;
FIG. 3 is a schematic view of the internal structure of the joint between the clamping frame and the limiting pipe;
fig. 4 is a schematic top view of the middle limiting tube of the present invention;
fig. 5 is a schematic structural diagram of the middle sealing assembly of the present invention.
Illustration of the drawings:
1. an electrode; 2. a clamping frame; 3. a limiting pipe; 31. a slide hole; 32. a ball bearing; 4. a lifting assembly; 41. a motor; 42. a nut seat; 43. a lead screw; 44. an upper connecting rod; 45. a lower connecting rod; 5. an electric arc furnace body; 6. a seal assembly; 61. a connecting rod; 62. a sealing plate; 63. a filter sieve plate; 7. a discharge port; 8. a hydraulic cylinder; 9. a rotating shaft; 10. a hinged support; 11. a base; 12. a waste pipe; 13. a feed inlet; 14. and (6) sealing the door.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
As shown in fig. 1, a high temperature electric arc furnace for the production of electrically fused zirconia-corundum bricks comprises: electric arc furnace body 5:
the bottom of the electric arc furnace body 5 is rotatably connected with the base 11 through the hinged support 10, the bottom of the electric arc furnace body 5 is of an arc structure, and the electric arc furnace body 5 can rotate and tilt bidirectionally by matching the rotating action of the hinged support 10;
the bottom of the electric arc furnace body 5 is rotatably connected with the top of the hydraulic cylinder 8 through a rotating shaft 9, and the bottom of the hydraulic cylinder 8 is rotatably connected with the base 11 through the rotating shaft 9;
the top of the electric arc furnace body 5 is provided with an electrode 1 extending to the inner cavity of the electric arc furnace body 5 in a penetrating manner, the outer side of the electrode 1 is sleeved with a clamping frame 2, the bottom of the clamping frame 2 is sleeved with a limiting pipe 3, and the electrode 1 is connected with an external high-voltage power supply through a lead and provides necessary working voltage for the electrode 1;
the outer wall of one side of the electric arc furnace body 5 is provided with a discharge port 7, a sealing assembly 6 is arranged in the discharge port 7, and the outer wall of the other side is provided with a waste residue pipe 12 and a feed inlet 13;
the top of electric arc furnace body 5 is provided with lifting unit 4, and lifting unit 4 is connected with holding frame 2 and seal assembly 6 respectively to drive holding frame 2 and seal assembly 6 synchronous lifting movement.
In the embodiment, the fused zirconia corundum brick solid is put into the electric arc furnace body 5 through the feeding hole 13, the working circuit of the electrode 1 is conducted, so that the electrode 1 generates high arc temperature under the action of high voltage, the fused zirconia corundum brick solid is heated and melted to obtain the fused zirconia corundum brick fluid and waste slag, when the fused zirconia corundum brick fluid material needs to be poured, the hydraulic cylinder 8 is started to retract, the electric arc furnace body 5 is driven to incline to one side of the discharging hole 7 under the action of the hinged support 10, meanwhile, the lifting assembly 4 is started to drive the clamping frame 2 and the sealing assembly 6 to move upwards synchronously, at the moment, the electrode 1 moves upwards to be far away from the fused zirconia corundum brick fluid, the sealing assembly 6 opens the flow channel of the discharging hole 7, so that the fused zirconia corundum brick fluid is poured outwards from the discharging hole 7, when the fused zirconia corundum brick waste slag material needs to be poured, the hydraulic cylinder 8 is driven to extend, the electric arc furnace body 5 is driven to incline to one side of the slag pipe 12 under the action of the hinged support 10, at the moment, the slag in the electric arc furnace body 5 is discharged outwards from the slag pipe 12, and then the effect of independently dumping the fluid and the slag of the fused zirconia corundum bricks is achieved.
As shown in fig. 1-4, the lifting assembly 4 includes a motor 41 disposed on the arc furnace body 5, the motor 41 is connected to a nut seat 42 through a lead screw 43, and an upper connecting rod 44 is disposed on one side of the nut seat 42, the upper connecting rod 44 penetrates through a sliding hole 31 on the limiting pipe 3 and is connected to the bottom of the clamping frame 2, and a lower connecting rod 45 connected to the sealing assembly 6 is disposed on the other side;
As shown in fig. 5, the sealing assembly 6 includes an engaging rod 61 connected with the lower connecting rod 45, a sealing plate 62 is disposed at the bottom of the engaging rod 61, and a filter screen plate 63 is disposed at the bottom of the sealing plate 62, when the sealing assembly 6 moves upwards, the filter screen plate 63 moves into the discharge hole 7, so that the filter screen plate 63 filters the fused zirconia corundum brick fluid, and prevents the waste slag from being discharged from the discharge hole 7, and when the sealing assembly 6 moves downwards, the sealing plate 62 moves into the discharge hole 7, so that the discharge hole 7 can be plugged, and the heat dissipation rate is reduced.
As shown in fig. 4, the ball 32 is embedded in the inner wall of the limiting pipe 3, and the ball 32 is in rolling contact with the outer wall of the vertical end of the clamping frame 2, when the clamping frame 2 moves in the limiting pipe 3, the clamping frame 2 can be in rolling contact with the ball 32, so that the friction resistance of the clamping frame 2 in the limiting pipe 3 is reduced, and the flexibility of the lifting of the clamping frame 2 is improved.
As shown in fig. 1, the top end of the inner wall of the feeding hole 13 is rotatably connected with a sealing door 14 through a rotating shaft 9, and the sealing door 14 is an embedded hidden structure, so that the feeding hole 13 can be sealed, and the heat dissipation rate in the electric arc furnace body 5 can be reduced.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A high temperature electric arc furnace for the production of fused zirconia corundum bricks comprising: electric arc furnace body (5), its characterized in that:
the bottom of the electric arc furnace body (5) is rotatably connected with a base (11) through a hinged support (10);
the top of the electric arc furnace body (5) is provided with an electrode (1) extending to the inner cavity of the electric arc furnace body (5) in a penetrating manner, the outer side of the electrode (1) is sleeved with a clamping frame (2), and the bottom of the clamping frame (2) is sleeved with a limiting pipe (3);
a discharge hole (7) is formed in the outer wall of one side of the electric arc furnace body (5), a sealing assembly (6) is arranged in the discharge hole (7), and a waste residue pipe (12) and a feed inlet (13) are arranged in the outer wall of the other side of the electric arc furnace body;
the top of electric arc furnace body (5) is provided with lifting unit (4), and lifting unit (4) are connected with holding frame (2) and seal assembly (6) respectively to drive holding frame (2) and seal assembly (6) synchronous lifting movement.
2. A high-temperature electric arc furnace for the production of fused zirconia corundum bricks according to claim 1, characterized in that: the lifting assembly (4) comprises a motor (41) arranged on the electric arc furnace body (5), the motor (41) is connected with a nut seat (42) through a lead screw (43), an upper connecting rod (44) is arranged on one side of the nut seat (42), the upper connecting rod (44) penetrates through a sliding hole (31) in the limiting pipe (3) and is connected with the bottom of the clamping frame (2), and a lower connecting rod (45) connected with the sealing assembly (6) is arranged on the other side of the upper connecting rod.
3. A high-temperature electric arc furnace for the production of fused zirconia corundum bricks according to claim 1, characterized in that: the sealing assembly (6) comprises a connecting rod (61) connected with the lower connecting rod (45), a sealing plate (62) is arranged at the bottom of the connecting rod (61), and a filter screen plate (63) is arranged at the bottom of the sealing plate (62).
4. A high-temperature electric arc furnace for the production of fused zirconia corundum bricks according to claim 1, characterized in that: the inner wall of the limiting pipe (3) is embedded with a ball (32), and the ball (32) is in rolling contact with the outer wall of the vertical end of the clamping frame (2).
5. A high-temperature electric arc furnace for the production of fused zirconia corundum bricks according to claim 1, characterized in that: the bottom of the electric arc furnace body (5) is rotatably connected with the top of the hydraulic cylinder (8) through a rotating shaft (9), and the bottom of the hydraulic cylinder (8) is rotatably connected with the base (11) through the rotating shaft (9).
6. A high-temperature electric arc furnace for the production of fused zirconia corundum bricks according to claim 1, characterized in that: the top end of the inner wall of the feeding hole (13) is rotatably connected with a sealing door (14) through a rotating shaft (9), and the sealing door (14) is of an embedded hidden structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021309462.9U CN212620036U (en) | 2020-07-07 | 2020-07-07 | High-temperature electric arc furnace for producing fused zirconia-corundum bricks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021309462.9U CN212620036U (en) | 2020-07-07 | 2020-07-07 | High-temperature electric arc furnace for producing fused zirconia-corundum bricks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212620036U true CN212620036U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021309462.9U Active CN212620036U (en) | 2020-07-07 | 2020-07-07 | High-temperature electric arc furnace for producing fused zirconia-corundum bricks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212620036U (en) |
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- 2020-07-07 CN CN202021309462.9U patent/CN212620036U/en active Active
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