Furnace cover sealing and flue gas purifying device of energy-saving refining furnace

Abstract

The utility model discloses an energy-saving refining furnace lid sealing and flue gas purification device, which relates to the technical field of furnace lid sealing and flue gas purification, and comprises a furnace lid and a storage box, one side of the furnace lid is provided with a suction head, one side of the suction head is fixedly connected with a flue, one side of the flue is fixedly connected with the storage box, and the other side of the storage box is fixedly connected with the furnace lid. One side of the flue is fixedly connected with a gas outlet head, the lower end of the furnace cover is fixedly connected with a connecting ring, one side of the connecting ring is provided with a sealing strip, the interior of the furnace cover is fixedly connected with a connecting frame, and the interior of the connecting frame is fixedly connected with a rubber ring. The furnace cover and the refining furnace are stably connected by arranging the limiting block and the connecting ring, the furnace cover is sealed by arranging the sealing strip, the rubber ring is extruded by arranging the air pump and the conveying pipe, and the gap between the furnace cover and the refining furnace is filled by arranging the connecting frame and the rubber ring.

Description

Technical Field

[0001] The utility model relates to the technical field of furnace cover sealing and flue gas purification, in particular to an energy-saving refining furnace cover sealing and flue gas purification device. Background Art

[0002] Refining furnace is a kind of smelting equipment in the hot processing industry, which is mostly used for final deoxidation and alloying of molten steel in ferrous metallurgy. It has different classifications according to different smelting purposes, and the common ones are argon blowing refining furnace, LF refining furnace, etc.

[0003] At present, the energy-saving refining furnace cover sealing and flue gas purification device in the prior art usually seals the furnace cover and processes the flue gas. When in use, since heating is required during the refining process, the furnace cover needs to be sealed to prevent heat leakage, and there is a problem that it cannot be sealed conveniently. In addition, when in use, flue gas will be generated during refining, and exhaust into the air will cause pollution, and there is a problem that the flue gas cannot be conveniently purified. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies of the prior art, the utility model provides an energy-saving refining furnace cover sealing and flue gas purification device, which solves the problems raised in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented by the following technical scheme: comprising a furnace cover and a storage box, a suction head is provided on one side of the furnace cover, a flue is fixedly connected to one side of the suction head, a storage box is fixedly connected to one side of the flue, and an air outlet head is fixedly connected to one side of the flue;

[0008] The lower end of the furnace cover is fixedly connected with a connecting ring, one side of the connecting ring is provided with a sealing strip, the interior of the furnace cover is fixedly connected with a connecting frame, the interior of the connecting frame is fixedly connected with a rubber ring, one side of the rubber ring is in contact with the furnace cover, a transmission pipe is opened inside the furnace cover, one side of the transmission pipe is fixedly connected with an air pump;

[0009] The upper end of the storage box is fixedly connected to a connecting block, filter cotton is arranged inside the connecting block, an air outlet groove is opened at the upper end of the storage box, an air outlet pipe is fixedly connected to the upper end of the connecting block, a connecting frame is fixedly connected to the interior of the storage box, a guide plate is fixedly connected to the interior of the connecting frame, a water inlet is fixedly connected to one side of the storage box, a filter plate is fixedly connected to the interior of the storage box, a cover plate is arranged on the upper end of the connecting block, and the lower end of the cover plate is connected to the filter cotton.

[0010] Optionally, the sealing strip surrounds the outside of the connecting ring, the lower end of the furnace cover is fixedly connected to a limiting block, there is a distance between the limiting block and the connecting ring, and the lower end of the air pump is fixedly connected to the furnace cover.

[0011] Optionally, one side of the transmission pipe is connected to the connecting frame, the limiting blocks are distributed in a ring array, the connecting frame is ring-shaped, the rubber ring is on the outside of the furnace cover, and the limiting blocks and the connecting ring are in contact with the refining furnace.

[0012] Optionally, the gas outlet head is located at the lower end of the storage box, a furnace cover is fixedly connected to one side of the flue, the guide plate is distributed in a linear array, one side of the filter plate is fixedly connected to the flue, and the filter plate is located at the upper end of the gas outlet head.

[0013] Optionally, the air outlet groove is connected to the inside of the connecting block, a suction pump is fixedly connected to the inside of the storage box, a connecting pipe is fixedly connected to the upper end of the suction pump, and a delivery pipe is fixedly connected to one end of the connecting pipe.

[0014] Optionally, the lower end of the delivery pipe is fixedly connected to a suction head, one side of the connecting pipe is fixedly connected to a connecting frame, the suction head is located at the upper part of the storage box, and the suction pump is located at the lower part of the storage box.

[0015] The utility model provides an energy-saving refining furnace cover sealing and flue gas purification device, which has the following beneficial effects:

[0016] 1. The energy-saving refining furnace cover sealing and flue gas purification device is provided with a limiting block and a connecting ring to stably connect the furnace cover with the refining furnace, a sealing strip is provided to seal the furnace cover, an air pump and a transmission pipe are provided to extrude the rubber ring, and a connecting frame and a rubber ring are provided to fill the gap between the furnace cover and the refining furnace.

[0017] 2. The energy-saving refining furnace cover sealing and flue gas purification device transmits the flue gas by arranging a suction head and a flue, increases the time the flue gas stays in the water by arranging a connecting frame and a guide plate, circulates part of the flue gas by arranging a suction pump, a connecting pipe, a conveying pipe, and a suction head, and processes the flue gas again by arranging an air outlet groove, filter cotton, a connecting block, and a cover plate, and is easy to replace. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the utility model in front view section;

[0020] Figure 3 For this utility model Figure 2A schematic diagram of the structure with a partial enlargement at the center;

[0021] Figure 4 For this utility model Figure 2 A schematic diagram of the structure with a partial enlargement at B in the middle;

[0022] Figure 5 It is a structural schematic diagram of the left side section of the utility model;

[0023] Figure 6 It is a schematic diagram of the structure of the utility model in top view.

[0024] In the figure: 1. furnace cover; 2. flue; 3. air pump; 4. transmission pipe; 5. suction head; 6. connecting ring; 7. sealing strip; 8. limiting block; 9. rubber ring; 10. connecting frame; 11. air outlet pipe; 12. water inlet; 13. connecting block; 14. cover plate; 15. filter cotton; 16. air outlet groove; 17. storage box; 18. guide plate; 19. filter plate; 20. air outlet head; 21. connecting pipe; 22. suction head; 23. transmission pipe; 24. suction pump; 25. connecting frame. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Example 1

[0027] See also Figures 1 to 6The utility model provides a technical solution: an energy-saving refining furnace cover sealing and flue gas purification device, including a furnace cover 1 and a storage box 17. A limiting block 8 is fixedly connected to the lower end of the furnace cover 1. The limiting blocks 8 are distributed in a ring array. A suction head 5 is opened on one side of the furnace cover 1. A flue 2 is fixedly connected to one side of the suction head 5. A storage box 17 is fixedly connected to one side of the flue 2. An outlet head 20 is fixedly connected to one side of the flue 2. A connecting ring 6 is fixedly connected to the lower end of the furnace cover 1. There is a spacing between the limiting block 8 and the connecting ring 6. The limiting block 8 and the connecting ring 6 are in contact with the refining furnace. A sealing strip 7 is arranged on one side of the connecting ring 6. The sealing strip 7 surrounds the outer side of the connecting ring 6. The inside of the furnace cover 1 is fixedly connected There is a connecting frame 10, which is annular in shape. A rubber ring 9 is fixedly connected to the inside of the connecting frame 10. The rubber ring 9 is on the outside of the furnace cover 1, and one side of the rubber ring 9 is in contact with the furnace cover 1. A transmission pipe 4 is opened inside the furnace cover 1, and one side of the transmission pipe 4 is connected to the connecting frame 10. An air pump 3 is fixedly connected to one side of the transmission pipe 4, and the lower end of the air pump 3 is fixedly connected to the furnace cover 1. By arranging a limiting block 8 and a connecting ring 6, the furnace cover 1 is stably connected to the refining furnace. By arranging a sealing strip 7, the furnace cover 1 is sealed. By arranging the air pump 3 and the transmission pipe 4, the rubber ring 9 is squeezed. By arranging the connecting frame 10 and the rubber ring 9, the gap between the furnace cover 1 and the refining furnace is filled.

[0028] When in use, after the refining furnace is charged with materials, the furnace cover 1 is aligned with the refining furnace through the traction device to connect them, so that the connecting ring 6 contacts the inner wall of the refining furnace, and then the limiting block 8 contacts the outer wall of the refining furnace, so that the furnace cover 1 is stably connected to the refining furnace. When connected, the furnace cover 1 is sealed by the sealing strip 7, and the air pump 3 is started again to blow air into the transmission pipe 4 and the rubber ring 9 in the connecting frame 10, so that the rubber ring 9 is expanded outward under pressure, and the gap between the furnace cover 1 and the refining furnace is filled, thereby sealing, thereby achieving the purpose of convenient sealing.

[0029] Example 2

[0030] See also Figures 1 to 6The utility model provides a technical solution: an energy-saving refining furnace cover sealing and flue gas purification device, including a furnace cover 1, a storage box 17, a suction pump 24 is fixedly connected to the storage box 17, the upper end of the suction pump 24 is fixedly connected to a connecting pipe 21, one end of the connecting pipe 21 is fixedly connected to a delivery pipe 23, the lower end of the delivery pipe 23 is fixedly connected to an air suction head 22, the air suction head 22 is located at the upper part of the storage box 17, the suction pump 24 is located at the lower part of the storage box 17, and the furnace cover 1 is fixedly connected to the storage box 17. A suction head 5 is provided on the side, a flue 2 is fixedly connected to one side of the suction head 5, a furnace cover 1 is fixedly connected to one side of the flue 2, a storage box 17 is fixedly connected to one side of the flue 2, an air outlet head 20 is fixedly connected to one side of the flue 2, the air outlet head 20 is located at the lower end of the storage box 17, a connection block 13 is fixedly connected to the upper end of the storage box 17, a filter cotton 15 is arranged inside the connection block 13, an air outlet groove 16 is provided on the upper end of the storage box 17, and the air outlet groove 16 is connected to the inside of the connection block 13 The upper end of the connecting block 13 is fixedly connected to the air outlet pipe 11, the interior of the storage box 17 is fixedly connected to the connecting frame 25, one side of the connecting pipe 21 is fixedly connected to the connecting frame 25, the interior of the connecting frame 25 is fixedly connected to the guide plate 18, the guide plate 18 is distributed in a linear array, one side of the storage box 17 is fixedly connected to the water inlet 12, the interior of the storage box 17 is fixedly connected to the filter plate 19, one side of the filter plate 19 is fixedly connected to the flue 2, the filter plate 19 is at the upper end of the air outlet head 20, and the connection A cover plate 14 is provided at the upper end of the connecting block 13, and the lower end of the cover plate 14 and the filter cotton 15 are provided. The smoke is transmitted by providing the suction head 5 and the flue 2. The time that the smoke stays in the water is increased by providing the connecting frame 25 and the guide plate 18. Part of the smoke is circulated by providing the suction pump 24, the connecting pipe 21, the delivery pipe 23, and the suction head 22. The smoke is processed again by providing the air outlet groove 16, the filter cotton 15, the connecting block 13, and the cover plate 14, and it is easy to replace.

[0031] When in use, when the refining furnace is in use, flue gas is generated, and the flue gas enters the flue 2 through the suction head 5, and then the flue gas is discharged into the storage box 17 through the gas outlet head 20 set at one end. When in use, water is added to the storage box 17 through the water inlet 12 until the water level exceeds the connection frame 25, and the impurities carried by the discharged flue gas are absorbed by the water, and the larger impurities in the flue gas are filtered and isolated through the filter plate 19. By setting the guide plate 18 in the connection frame 25, the flue gas and the water are increased in contact, which is convenient for the impurities. When the smoke floats to the upper part of the storage box 17, the suction pump 24 is started to absorb the smoke through the suction head 22, and then transmitted through the connecting pipe 21, so that part of the smoke is circulated, and the other part of the smoke enters the connecting block 13 through the air outlet groove 16, is processed by the filter cotton 15 in the connecting block 13, and is discharged through the air outlet pipe 11. After the filter cotton 15 has been used for a long time, the cover plate 14 is opened, the filter cotton 15 is taken out and cleaned, thereby achieving the purpose of convenient purification of the smoke.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An energy-saving refining furnace cover sealing and flue gas purification device, comprising a furnace cover (1) and a storage box (17), characterized in that: A suction head (5) is provided on one side of the furnace cover (1), a flue (2) is fixedly connected to one side of the suction head (5), a storage box (17) is fixedly connected to one side of the flue (2), and a gas outlet head (20) is fixedly connected to one side of the flue (2); The lower end of the furnace cover (1) is fixedly connected to a connecting ring (6), one side of the connecting ring (6) is provided with a sealing strip (7), the interior of the furnace cover (1) is fixedly connected to a connecting frame (10), the interior of the connecting frame (10) is fixedly connected to a rubber ring (9), one side of the rubber ring (9) is in contact with the furnace cover (1), the interior of the furnace cover (1) is provided with a transmission pipe (4), one side of the transmission pipe (4) is fixedly connected to an air pump (3); The upper end of the storage box (17) is fixedly connected to a connection block (13), a filter cotton (15) is arranged inside the connection block (13), an air outlet groove (16) is opened at the upper end of the storage box (17), an air outlet pipe (11) is fixedly connected to the upper end of the connection block (13), a connection frame (25) is fixedly connected to the inside of the storage box (17), a guide plate (18) is fixedly connected to the inside of the connection frame (25), a water inlet (12) is fixedly connected to one side of the storage box (17), a filter plate (19) is fixedly connected to the inside of the storage box (17), a cover plate (14) is arranged at the upper end of the connection block (13), and the lower end of the cover plate (14) is connected to the filter cotton (15).

2. The energy-saving refining furnace cover sealing and flue gas purification device according to claim 1 is characterized in that: The sealing strip (7) surrounds the outer side of the connecting ring (6); the lower end of the furnace cover (1) is fixedly connected to a limiting block (8); there is a distance between the limiting block (8) and the connecting ring (6); and the lower end of the air pump (3) is fixedly connected to the furnace cover (1).

3. The energy-saving refining furnace cover sealing and flue gas purification device according to claim 2 is characterized in that: One side of the transmission pipe (4) is connected to the connecting frame (10), the limiting blocks (8) are distributed in a ring array, the connecting frame (10) is in the shape of a ring, the rubber ring (9) is located on the outside of the furnace cover (1), and the limiting blocks (8) and the connecting ring (6) are in contact with the refining furnace.

4. The energy-saving refining furnace cover sealing and flue gas purification device according to claim 1 is characterized in that: The gas outlet head (20) is located at the lower end of the storage box (17), one side of the flue (2) is fixedly connected to the furnace cover (1), the guide plate (18) is distributed in a linear array, one side of the filter plate (19) is fixedly connected to the flue (2), and the filter plate (19) is located at the upper end of the gas outlet head (20).

5. The energy-saving refining furnace cover sealing and flue gas purification device according to claim 1 is characterized in that: The air outlet groove (16) is connected to the inside of the connection block (13), and a suction pump (24) is fixedly connected to the inside of the storage box (17). The upper end of the suction pump (24) is fixedly connected to a connecting pipe (21), and one end of the connecting pipe (21) is fixedly connected to a delivery pipe (23).

6. The energy-saving refining furnace cover sealing and flue gas purification device according to claim 5 is characterized in that: The lower end of the delivery pipe (23) is fixedly connected to a suction head (22), one side of the connecting pipe (21) is fixedly connected to a connecting frame (25), the suction head (22) is located at the upper part of the storage box (17), and the suction pump (24) is located at the lower part of the storage box (17).

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