Efficient closed silicon carbide smelting furnace

Abstract

The utility model discloses an efficient closed silicon carbide smelting furnace in the technical field of silicon carbide smelting furnaces, which comprises a smelting furnace body and a purifying box, the purifying box is arranged at the top of the smelting furnace body and fixedly connected with the smelting furnace body, an air inlet is arranged at one end of the purifying box, and an air outlet is arranged at the other end of the purifying box. A shower head is arranged at the top of the inner side of the purification box, the shower head and the purification box are fixed through screws, a partition plate is arranged in the purification box, a first filter screen is arranged at the top of the partition plate, the first filter screen is fixedly connected with the partition plate, a first activated carbon layer is arranged in the middle of the partition plate, and a second filter screen is embedded in one end of the partition plate. Through the arrangement of the purification box, the air inlet, the shower head, the partition plate, the first filter screen, the first activated carbon layer, the second filter screen and the second activated carbon layer, the flue gas purification function is achieved, so that the flue gas is safer during discharging, and pollution to the environment is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of silicon carbide smelting furnaces, and particularly relates to an efficient closed silicon carbide smelting furnace. Background Technique

[0002] A smelting furnace refers to a furnace for melting iron ore, such as melting hematite (Fe2O3) or magnetite (Fe3O4) to turn it into pig iron. This furnace body is a tall cylindrical structure lined with refractory materials, and washed ore, coke, and a solvent (usually limestone) are filled from the top. The transformation of iron oxide into metallic iron is a reduction process, in which carbon monoxide and hydrogen are used as reducing agents.

[0003] There are still some defects in the existing silicon carbide smelting furnaces. Most of them have poor flue gas purification functions, resulting in air pollution when the flue gas is discharged, and it is inconvenient to use. Therefore, we propose an efficient closed silicon carbide smelting furnace. Content of the Utility Model

[0004] The purpose of the utility model is to provide an efficient closed silicon carbide smelting furnace to solve the problem of poor flue gas purification function proposed in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: An efficient closed silicon carbide smelting furnace, including a smelting furnace body and a purification box. A purification box is provided at the top of the smelting furnace body, and the purification box is fixedly connected to the smelting furnace body. An air inlet is provided at one end of the purification box. A shower head is provided at the inner top of the purification box, and the shower head is fixedly connected to the purification box by screws. A partition is provided inside the purification box. A first filter screen is provided at the top of the partition, and the first filter screen is fixedly connected to the partition. A first activated carbon layer is provided in the middle of the partition. A second filter screen is embedded at one end of the partition, and a second activated carbon layer is provided at the bottom of the second filter screen.

[0006] Preferably, a baffle is provided at the bottom of the partition, and the baffle is fixedly connected to the partition. An overflow port is embedded on the surface of the baffle.

[0007] Preferably, a mounting plate is provided at the top of the partition. A ventilation hole is embedded in the middle of the mounting plate. A fan is provided inside the ventilation hole, and a dust-proof net is fixed on the surface of the ventilation hole.

[0008] Preferably, a first valve is provided on one side of the air inlet. An air outlet is provided at one end of the purification box, and the air outlet is fixedly connected to the purification box.

[0009] Preferably, a return pipe is provided on one side of the purification box. A water pump is provided at one end of the return pipe, and the water pump is fixedly connected to the purification box by screws.

[0010] Preferably, one end of the purification box is provided with a drain pipe, and a second valve is arranged on one side of the drain pipe.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. By providing a purification box, an air inlet, a shower head, a partition board, a first filter screen, a first activated carbon layer, a second filter screen and a second activated carbon layer, the purification function of the flue gas is realized, so that it is safer during emission and will not cause pollution to the environment.

[0013] 2. By providing a baffle plate and an overflow port, water can be better stored. The purified water falls into the left side of the baffle plate under the action of gravity. When the water level reaches a certain height, the water will be stored on the right side of the baffle plate through the overflow port, which is convenient for recycling. By providing a mounting plate, ventilation holes, a fan and a dust-proof net, the air flow can be accelerated, thereby effectively improving the efficiency of flue gas purification. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 is a schematic diagram of the structure of the purification box of the utility model;

[0016] Figure 3 is a schematic diagram of the back structure of the purification box of the utility model.

[0017] In the figure: 1. Smelting furnace body; 2. Purification box; 3. Air inlet; 4. Shower head; 5. Partition board; 6. First filter screen; 7. First activated carbon layer; 8. Second filter screen; 9. Second activated carbon layer; 10. Baffle plate; 11. Overflow port; 12. Mounting plate; 13. Ventilation holes; 14. Fan; 15. First valve; 16. Air outlet; 17. Return pipe; 18. Water pump; 19. Drain pipe. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0019] Please refer to Figures 1-3, the present utility model provides a technical solution: an efficient closed-type silicon carbide smelting furnace, including a smelting furnace body 1 and a purification box 2. The purification box 2 is provided at the top of the smelting furnace body 1, and the purification box 2 is fixedly connected to the smelting furnace body 1. An air inlet 3 is provided at one end of the purification box 2. A shower head 4 is provided at the inner top of the purification box 2, and the shower head 4 is fixedly connected to the purification box 2 by screws. A partition 5 is provided inside the purification box 2. A first filter screen 6 is provided at the top of the partition 5, and the first filter screen 6 is fixedly connected to the partition 5. A first activated carbon layer 7 is provided in the middle of the partition 5. A second filter screen 8 is embedded at one end of the partition 5, and a second activated carbon layer 9 is provided at the bottom of the second filter screen 8.

[0020] In this embodiment, when using this efficient closed-type silicon carbide smelting furnace, the flue gas enters the inside of the purification box 2 through the air inlet 3. Starting the shower head 4 can play a role in dust reduction for the incoming flue gas. Through the provided first filter screen 6, the incoming flue gas can be filtered to remove the dust in the flue gas. Through the provided first activated carbon layer 7, the harmful substances in the flue gas can be absorbed, making the flue gas safer when discharged and not polluting the environment. The water sprayed by the shower head 4 falls on the surface of the second filter screen 8 under the action of gravity, and the water can be filtered. Through the provided second activated carbon layer 9, the harmful substances in the water can be absorbed, thereby realizing the secondary utilization of water and reducing the waste of water resources.

[0021] Specifically, a baffle 10 is provided at the bottom of the partition 5, and the baffle 10 is fixedly connected to the partition 5. An overflow port 11 is embedded on the surface of the baffle 10. An installation plate 12 is provided at the top of the partition 5. A ventilation hole 13 is embedded in the middle of the installation plate 12. A fan 14 is provided inside the ventilation hole 13, and a dust-proof net is fixed on the surface of the ventilation hole 13. A first valve 15 is provided on one side of the air inlet 3. An air outlet 16 is provided at one end of the purification box 2, and the air outlet 16 is fixedly connected to the purification box 2. A return pipe 17 is provided on one side of the purification box 2. A water pump 18 is provided at one end of the return pipe 17, and the water pump 18 is fixedly connected to the purification box 2 by screws. A drain pipe 19 is provided at one end of the purification box 2, and a second valve is provided on one side of the drain pipe 19.

[0022] In this embodiment, through the provided baffle 10 and overflow port 11, the water can be better stored. The purified water falls to the left side of the baffle 10 under the action of gravity. When the water level reaches a certain height, the water will be stored on the right side of the baffle 10 through the overflow port 11 for convenient recycling. Through the provided installation plate 12, ventilation hole 13, fan 14 and dust-proof net, the flow of air can be accelerated, thereby effectively improving the efficiency of flue gas purification. Through the provided air outlet 16, the discharged treated flue gas is realized. Through the provided return pipe 17 and water pump 18, starting the water pump 18, the water inside the purification box 2 is pumped out and enters the inside of the shower head 4 through the transportation of the return pipe 17 and is sprayed by the shower head 4, thus completing the recycling of water.

[0023] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency closed silicon carbide smelting furnace, comprising a smelting furnace body (1) and a purification box (2), characterized in that: A purification box (2) is provided on the top of the smelting furnace body (1), the purification box (2) and the smelting furnace body (1) are fixedly connected, an air inlet (3) is provided at one end of the purification box (2), a shower (4) is provided on the inner top of the purification box (2), the shower (4) and the purification box (2) are fixed by screws, a partition (5) is provided inside the purification box (2), a first filter (6) is provided on the top of the partition (5), the first filter (6) and the partition (5) are fixedly connected, a first activated carbon layer (7) is provided in the middle of the partition (5), a second filter (8) is embedded at one end of the partition (5), and a second activated carbon layer (9) is provided at the bottom of the second filter (8).

2. The high-efficiency closed silicon carbide smelting furnace according to claim 1, characterized in that: A baffle (10) is provided at the bottom of the partition (5), the baffle (10) and the partition (5) are fixedly connected, and an overflow port (11) is embedded on the surface of the baffle (10).

3. The high-efficiency closed silicon carbide smelting furnace according to claim 1, characterized in that: A mounting plate (12) is provided on the top of the partition (5), a ventilation hole (13) is embedded in the middle of the mounting plate (12), a fan (14) is provided inside the ventilation hole (13), and a dustproof net is fixed on the surface of the ventilation hole (13).

4. The high-efficiency closed silicon carbide smelting furnace according to claim 1, characterized in that: A first valve (15) is provided on one side of the air inlet (3), and an air outlet (16) is provided on one end of the purification box (2), and the air outlet (16) and the purification box (2) are fixedly connected.

5. The high-efficiency closed silicon carbide smelting furnace according to claim 1, characterized in that: A return pipe (17) is provided on one side of the purification box (2), a water pump (18) is provided at one end of the return pipe (17), and the water pump (18) and the purification box (2) are fixed by screws.

6. The high-efficiency closed silicon carbide smelting furnace according to claim 1, characterized in that: A drainage pipe (19) is provided at one end of the purification box (2), and a second valve is provided at one side of the drainage pipe (19).

Images