Dust remover for metallurgical furnace charge production

Abstract

The metallurgical furnace burden production dust remover comprises a bearing table, a dust removal box body is arranged in the center of the top face of the bearing table, a first filter cavity, a second filter cavity and a purification cavity are sequentially arranged in the dust removal box body from left to right, and an opening is formed in the bottom end in the first filter cavity in a communicating mode. A hinged cover plate matched with the opening is hinged to the bottom face of the bearing table, a filter pipe is slidably arranged in the second filter cavity, an annular clamping groove is formed in the filter pipe, a filter mesh bag is clamped in the annular clamping groove in a matched mode, and a plurality of activated carbon adsorption plates are vertically arranged in the purification cavity. And a group of maintenance cover plates are symmetrically hinged to the rear side of the dust removal box body. Compared with the prior art, the air purifier has the advantages that large-particle impurities in the first filtering cavity can be taken out through the hinged cover plate, then the filtering pipe can be detached and taken out from the second filtering cavity at any time by opening the maintenance cover plate, the filtering net bag is replaced, and the purification efficiency is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of metallurgical furnace charge production, in particular to a metallurgical furnace charge production dust collector. Background Art

[0002] Metallurgical charge refers to the raw and auxiliary materials used in steel smelting production. It usually contains iron ore, scrap steel, pig iron, coke, ferroalloys, etc. At the same time, as an auxiliary product in steelmaking, metallurgical charge is an important additive in the steelmaking process. In the entire steelmaking process, oxygen from different sources is used to oxidize the complex metals contained in the charge, and various complex processes are used to make good use of the metallurgical charge to remove silicon, phosphorus, carbon, deoxidation and alloying, etc. A large amount of flue gas and dust will be generated during the production process of metallurgical charge. These flue gas and dust contain harmful substances, which are harmful to the environment and human health. Therefore, an effective dust collector is needed to purify the flue gas and dust and reduce pollution to the environment.

[0003] The existing dust collector for metallurgical furnace charge production includes a shell, which is used to contain flue gas and dust. A filtering device is arranged inside the shell to filter the flue gas and dust. Finally, the filtered flue gas and dust are purified by a purification device and then discharged. The harmful substances in the flue gas and dust are removed by the cooperation of the filtering device and the purification device. However, after a long period of purification use, a lot of impurities are adhered to the purification device and the filtering device of the device, thereby affecting the purification efficiency. Therefore, a dust collector for metallurgical furnace charge production that is easy to disassemble and clean is needed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that a large number of impurities are easily adhered to the purification device and the filtering device of the device, thereby affecting the purification efficiency, and a dust collector for metallurgical furnace material production which is convenient for disassembly and cleaning is provided.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a dust collector for metallurgical furnace material production, comprising a movable base, support columns are evenly arranged around the top surface of the movable base, a load-bearing platform is commonly connected to the top of the support columns, a dust removal box is arranged in the center of the top surface of the load-bearing platform, a first filter cavity, a second filter cavity and a purification cavity are arranged in the dust removal box from left to right, a first partition plate is arranged between the first filter cavity and the second filter cavity, a second partition plate is arranged between the second filter cavity and the purification cavity, an air inlet pipe connected to the first filter cavity is arranged at the top end of the left outer wall of the dust removal box, an exhaust fan connected to the purification cavity is arranged at the bottom end of the right outer wall of the dust removal box, and a filter screen plate connected to the first filter cavity and the second filter cavity is arranged on the first partition plate. The bottom end of the first filter chamber is connected to an opening close to the filter screen plate, the bottom surface of the load-bearing platform is hingedly provided with a hinged cover plate that cooperates with the opening, and a torsion spring structure is arranged between the hinged cover plate and the load-bearing platform, the second filter chamber is provided with a guide tube that is fixed to the first partition plate and cooperates with the filter screen plate, the second filter chamber is provided with a support platform located at the bottom end of the guide tube, the top surface of the support platform is slidably provided with a filter tube that is sleeved on the other end of the guide tube, the filter tube is provided with an annular groove, and a filter screen bag located in the filter tube is matched and placed in the annular groove, a diversion port that is connected to the second filter chamber and the purification chamber is provided on the second partition plate, a plurality of activated carbon adsorption plates are vertically arranged in the purification chamber, and a group of maintenance cover plates are symmetrically hinged and connected to the outer wall of the rear side of the dust removal box.

[0006] As an improvement, multiple sets of moving wheels are provided around the mobile base, a placement groove is provided in the center of the top surface of the mobile base, and a cover frame is provided around the placement groove on the top surface of the mobile base to facilitate the movement of the device, and the placement groove is convenient for placing tools used for maintenance.

[0007] As an improvement, the inner wall of the filter tube is provided with a sealing ring which is in close contact with the outer wall of the guide tube, and the sealing ring makes the connection between the guide tube and the filter tube tighter.

[0008] As an improvement, a slide groove is provided on the top surface of the support platform, a threaded screw is rotatably provided in the slide groove, and a movable block is threadedly connected to the slide groove and threadedly connected to the filter tube, which facilitates the installation and disassembly of the filter tube and reduces the complexity of the operation.

[0009] As an improvement, a bidirectional threaded rod is horizontally rotated in the first filter chamber, and a group of push plates are symmetrically threadedly connected on the bidirectional threaded rod. The bottom end of the push plate is close to the inner wall of the bottom end of the first filter chamber, and the inner wall of the dust removal box is provided with a limiting groove slidably connected to the push plate, which can realize the centralized collection of impurities filtered out by the filter mesh plate in the first filter chamber.

[0010] As an improvement, a handle for driving the bidirectional threaded rod is rotatably provided on the front outer wall of the dust removal box body. The setting of the handle facilitates the rotation of the bidirectional threaded rod, thereby realizing the scraping operation of impurities.

[0011] As an improvement, a transparent observation window is embedded in the front side wall of the dust removal box, and a control panel is provided at the bottom of the transparent observation window. The exhaust fan is a two-way fan. The setting of the transparent observation window can facilitate observation by the operator. The control panel controls the electrical components of the equipment. The two-way fan can exhaust air in the opposite direction when not in use to blow off and clean impurities stuck on the filter plate.

[0012] Compared with the prior art, the utility model has the following advantages: large particles of impurities in the first filter cavity can be taken out by setting the hinged cover plate, and then the filter tube can be disassembled and taken out from the second filter cavity at any time by opening the maintenance cover plate, and the filter mesh bag in the filter tube can be replaced to ensure the purification efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the first stereoscopic diagram of a dust collector for metallurgical furnace material production according to the utility model.

[0014] Figure 2 It is the second stereoscopic diagram of a dust collector for metallurgical furnace material production according to the utility model.

[0015] Figure 3 It is the third stereoscopic view of a dust collector for metallurgical furnace material production according to the utility model.

[0016] Figure 4 It is a first sectional stereoscopic view of a dust collector for metallurgical furnace material production according to the utility model.

[0017] Figure 5 It is a second sectional stereoscopic view of a dust collector for metallurgical furnace material production according to the utility model.

[0018] Figure 6 yes Figure 4 Schematic diagram of the structure of part A.

[0019] As shown in the figure: 1. Mobile base; 2. Support column; 3. Load-bearing platform; 4. Dust removal box; 5. First filter chamber; 6. Second filter chamber; 7. Purification chamber; 8. First partition plate; 9. Second partition plate; 10. Inlet pipe; 11. Exhaust fan; 12. Filter screen plate; 13. Opening; 14. Hinged cover plate; 15. Guide pipe; 16. Support platform; 17. Filter tube; 18. Annular slot; 19. Filter screen bag; 20. Diversion port; 21. Activated carbon adsorption plate; 22. Maintenance cover plate; 23. Moving wheel; 24. Placement slot; 25. Cover frame; 26. Sealing ring; 27. Slide slot; 28. Threaded screw; 29. ​​Moving block; 30. Bidirectional threaded rod; 31. Push plate; 32. Limiting slot; 33. Handle; 34. Transparent observation window; 35. Control panel. DETAILED DESCRIPTION

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0021] Embodiment 1

[0022] Combined with Figure 1-4 As shown in Figure 6, a dust collector for metallurgical furnace production includes a mobile base 1, a plurality of mobile wheels 23 are arranged around the mobile base 1, a placement groove 24 is arranged in the center of the top surface of the mobile base 1, a cover frame 25 is arranged around the placement groove 24 on the top surface of the mobile base 1, support columns 2 are evenly arranged around the top surface of the mobile base 1, a bearing platform 3 is connected to the top of the support columns 2, a dust removal box 4 is arranged in the center of the top surface of the bearing platform 3, a transparent observation window 34 is embedded in the front side wall of the dust removal box 4, a control panel 35 is arranged at the bottom of the transparent observation window 34, and the dust removal box 4 From left to right, a first filter cavity 5, a second filter cavity 6 and a purification cavity 7 are sequentially arranged inside, a first partition plate 8 is arranged between the first filter cavity 5 and the second filter cavity 6, a second partition plate 9 is arranged between the second filter cavity 6 and the purification cavity 7, an air inlet pipe 10 connected with the first filter cavity 5 is arranged at the top of the left outer wall of the dust removal box 4, and an exhaust fan 11 connected with the purification cavity 7 is arranged at the bottom of the right outer wall of the dust removal box 4, and the exhaust fan 11 is a two-way fan, and a filter screen plate 12 connected with the first filter cavity 5 and the second filter cavity 6 is arranged on the first partition plate 8;

[0023] Through the above structure, the device is moved by the moving wheel 23, pushed to the use position, and the tools to be used are placed in the placement groove 24; during the production of metallurgical furnace charge, the exhaust fan 11 is turned on, and the exhaust fan 11 draws the air generated during production into the first filter cavity 5 of the dust removal box 4 through the air inlet pipe 10, and the filter screen plate 12 on the first partition plate 8 filters the large particles of impurities in the air, and the impurities are automatically retained in the first filter cavity 5, and the air after preliminary filtration enters the second filter cavity 6;

[0024] The second filter cavity 6 is provided with a guide tube 15 fixed on the first partition plate 8 and matched with the filter screen plate 12, the second filter cavity 6 is provided with a support platform 16 located at the bottom end of the guide tube 15, the top surface of the support platform 16 is slidably provided with a filter tube 17 sleeved on the other end of the guide tube 15, the top surface of the support platform 16 is provided with a slide groove 27, the slide groove 27 is rotatably provided with a threaded screw 28, the threaded screw 28 is provided with a matching threaded connection with the slide groove 27 and the filter tube 17 is screwed. The moving block 29 is provided, the inner wall of the filter tube 17 is provided with a sealing ring 26 which is close to the outer wall of the guide tube 15, the filter tube 17 is provided with an annular groove 18, and the annular groove 18 is provided with a filter bag 19 located in the filter tube 17, the second partition plate 9 is provided with a diversion port 20 connected with the second filter cavity 6 and the purification cavity 7, a plurality of activated carbon adsorption plates 21 are vertically provided in the purification cavity 7, and the outer wall of the rear side of the dust removal box 4 is symmetrically hinged and connected with a group of maintenance covers 22;

[0025] Through the above structure, the air entering the second filter chamber 6 enters the filter tube 17 through the guide tube 15, and the filter mesh bag 19 in the filter tube 17 filters the air again to remove the small particles of impurities in it, and the small particles of impurities automatically remain in the filter mesh bag 19. The air after the second filtration enters the purification chamber 7 through the diversion port 20, and the multiple activated carbon adsorption plates 21 in the purification chamber 7 adsorb and purify the air, and finally the treated air is released by the exhaust fan 11; after using it for a period of time, open the maintenance cover 22, replace the activated carbon adsorption plate 21, and rotate the threaded screw 28 to make the moving block 29 slide to the right, remove the filter tube 17 from the guide tube 15, and then remove the bolts between the filter tube 17 and the moving block 29, remove the filter tube 17, and take out the filter mesh bag 19 from the filter tube 17 for replacement;

[0026] Embodiment 2

[0027] Based on the first embodiment, combined with the attached Figure 5 As shown, the bottom end of the first filter cavity 5 is connected to an opening 13 close to the filter screen plate 12, the bottom surface of the load-bearing platform 3 is hingedly provided with a hinged cover plate 14 that matches the opening 13, and a torsion spring structure is arranged between the hinged cover plate 14 and the load-bearing platform 3, a bidirectional threaded rod 30 is horizontally rotated in the first filter cavity 5, and a group of push plates 31 are symmetrically threadedly connected on the bidirectional threaded rod 30, and the bottom end of the push plate 31 is tightly attached to the inner wall of the bottom end of the first filter cavity 5, and the inner wall of the dust removal box 4 is provided with a limiting groove 32 that is slidably connected to the push plate 31, and the front outer wall of the dust removal box 4 is rotatably provided with a handle 33 that drives the bidirectional threaded rod 30;

[0028] Through the above structure, the hinged cover 14 is opened after use, and the bidirectional threaded rod 30 is rotated by the handle 33, so that the push plate 31 moves toward each other with the cooperation of the limit groove 32, and the push plate 31 is close to the inner wall of the first filter cavity 5 for cleaning, pushing the impurities to the opening 13, and taking out the impurities with the cooperation of the hinged cover 14, and finally starting the bidirectional fan for reverse exhaust to blow off the impurities adhered to the filter mesh plate 12 and clean them.

[0029] When the utility model is implemented, the device is first moved by the moving wheel 23, pushed to the use position, and the tools to be used are placed in the placement groove 24; during the production of metallurgical furnace charge, the exhaust fan 11 is turned on, and the exhaust fan 11 draws the air generated during production into the first filter cavity 5 of the dust removal box 4 through the air inlet pipe 10, and the filter screen plate 12 on the first partition plate 8 filters the large particles of impurities in the air, and the impurities automatically remain in the first filter cavity 5, and the air after preliminary filtration enters the second filter cavity 6; the air entering the second filter cavity 6 enters the filter tube 17 through the guide tube 15, and the filter mesh bag 19 in the filter tube 17 filters the air again to remove the small particles of impurities therein, and the small particles of impurities automatically remain in the filter mesh bag 19, and the air after secondary filtration enters the purification cavity 7 through the diversion port 20, and the multiple activated carbon adsorption plates 21 in the purification cavity 7 adsorb and purify the air, and finally the treated air is released by the exhaust fan 11;

[0030] After use, the hinged cover 14 is opened, and the bidirectional threaded rod 30 is rotated by the handle 33, so that the push plate 31 moves toward each other with the cooperation of the limit groove 32, and the push plate 31 is close to the inner wall of the first filter chamber 5 for cleaning, and the impurities are pushed to the opening 13, and the impurities are taken out with the cooperation of the hinged cover 14, and finally the bidirectional fan is turned on for reverse exhaust to blow off and clean the impurities adhered to the filter screen plate 12; open the maintenance cover 22, replace the activated carbon adsorption plate 21, and rotate the threaded screw 28 to make the moving block 29 slide to the right, remove the filter tube 17 from the guide tube 15, and then remove the bolts between the filter tube 17 and the moving block 29, remove the filter tube 17, and take out the filter mesh bag 19 from the filter tube 17 for replacement to ensure subsequent purification efficiency.

[0031] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A dust collector for metallurgical furnace material production, comprising a movable base (1), wherein support columns (2) are evenly arranged around the top surface of the movable base (1), and a bearing platform (3) is commonly connected to the top of the support columns (2), and a dust removal box (4) is arranged in the center of the top surface of the bearing platform (3), and a first filter cavity (5), a second filter cavity (6) and a purification cavity (7) are arranged in the dust removal box (4) from left to right, and a first partition plate (8) is arranged between the first filter cavity (5) and the second filter cavity (6), and a second partition plate (9) is arranged between the second filter cavity (6) and the purification cavity (7), and an air inlet pipe (10) connected to the first filter cavity (5) is arranged at the top end of the left outer wall of the dust removal box (4), and an exhaust fan (11) connected to the purification cavity (7) is arranged at the bottom end of the right outer wall of the dust removal box (4), characterized in that: The first partition plate (8) is provided with a filter screen plate (12) which is in communication with the first filter cavity (5) and the second filter cavity (6); the first filter cavity (5) is provided with an opening (13) close to the filter screen plate (12) at the bottom end thereof; the bottom surface of the load-bearing platform (3) is hingedly provided with a hinged cover plate (14) which cooperates with the opening (13); a torsion spring structure is provided between the hinged cover plate (14) and the load-bearing platform (3); the second filter cavity (6) is provided with a flow guide pipe (15) which is fixed on the first partition plate (8) and cooperates with the filter screen plate (12); the second filter cavity (6) is provided with a flow guide pipe (15) which is located at the flow guide pipe (15) and is provided at the bottom end thereof; 5) a support platform (16) at the bottom end, the top surface of the support platform (16) is slidably provided with a filter tube (17) which is sleeved on the other end of the guide tube (15), the filter tube (17) is provided with an annular groove (18), and a filter mesh bag (19) located in the filter tube (17) is matched and inserted in the annular groove (18), the second partition plate (9) is provided with a diversion port (20) which is connected with the second filter cavity (6) and the purification cavity (7), a plurality of activated carbon adsorption plates (21) are vertically arranged in the purification cavity (7), and a group of maintenance covers (22) are symmetrically hinged and connected to the rear outer wall of the dust removal box (4).

2. A dust collector for metallurgical furnace production according to claim 1, characterized in that: A plurality of groups of moving wheels (23) are arranged around the movable base (1), a placement groove (24) is arranged in the center of the top surface of the movable base (1), and a cover frame (25) is arranged around the placement groove (24) on the top surface of the movable base (1).

3. A dust collector for metallurgical furnace production according to claim 1, characterized in that: The inner wall of the filter tube (17) is provided with a sealing ring (26) which is in close contact with the outer wall of the flow guide tube (15).

4. A dust collector for metallurgical furnace production according to claim 1, characterized in that: The top surface of the support platform (16) is provided with a slide groove (27), a threaded screw rod (28) is rotatably arranged in the slide groove (27), and a moving block (29) is matched with a threaded connection on the threaded screw rod (28) and is slidably connected to the slide groove (27) and is screwed to the filter tube (17).

5. A dust collector for metallurgical furnace production according to claim 1, characterized in that: A bidirectional threaded rod (30) is provided in the first filter cavity (5) for horizontal rotation, and a group of push plates (31) are symmetrically threadedly connected on the bidirectional threaded rod (30). The bottom end of the push plate (31) is tightly attached to the inner wall of the bottom end of the first filter cavity (5), and the inner wall of the dust removal box (4) is provided with a limiting groove (32) slidably connected to the push plate (31).

6. A dust collector for metallurgical furnace production according to claim 5, characterized in that: The front outer wall of the dust removal box (4) is rotatably provided with a handle (33) for driving the bidirectional threaded rod (30).

7. A dust collector for metallurgical furnace production according to claim 1, characterized in that: A transparent observation window (34) is embedded in the front wall of the dust removal box (4), a control panel (35) is provided at the bottom of the transparent observation window (34), and the exhaust fan (11) is a bidirectional fan.

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