Steel sintering flue gas dust removal device

Abstract

The utility model relates to the technical field of dust removal devices, in particular to a steel sintering flue gas dust removal device which comprises a sintering machine, a gas inlet pipe is fixedly connected to the top of the sintering machine, a dust removal bin is fixedly connected to the bottom of the gas inlet pipe, and an electric dust removal assembly is fixedly connected to the inner wall of the dust removal bin. A mounting frame is fixedly connected to the side, close to the electric dust removal assembly, of the dust removal bin, a pulse valve is fixedly connected to one side of the mounting frame, an air bag is fixedly connected to the bottom of the pulse valve, and a blowing pipe is fixedly connected to one side of the pulse valve. Through the arrangement of the air inlet pipe, the dust removal bin, the mounting frame, the pulse valve, the filter bag frame, the filter bag, the air bag and the blowing pipe, when the dust removal device is used, a worker fixedly connects the middle of the inner wall of the dust removal bin with the mounting frame, then fixedly connects the pulse valve to the mounting frame, fixedly connects the air bag to the bottom end of the pulse valve, and fixedly connects one side of the pulse valve with the blowing pipe; flue gas enters the dust removal bin from the gas inlet pipe for dust removal, and therefore the dust removal effect of the filter bag is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal devices, in particular to a steel sintering fume dust removal device. Background Art

[0002] Dust-containing industrial waste gas is generated by mechanical processes such as crushing, screening, conveying, blasting of solid materials, or by combustion, high-temperature melting and chemical reactions. The former contains dust with large particle size and the same chemical composition as the original solid material, while the latter contains smoke with small particle size and chemical properties different from the material that generated it. Improving production processes and combustion technology can reduce the generation of particulate matter. Dust collectors are widely used to control dust and smoke that have already been generated.

[0003] The Chinese utility model patent application publication specification CN220531895U discloses an electric dust removal device for steel sintering process, including a dust removal box, the left end of the dust removal box is connected to an air inlet pipe, the inner top wall of the dust removal box is rotatably connected to a filter screen, a second spring is fixedly connected between the left end of the filter screen and the inner top wall of the dust removal box, the dust removal box is provided with cathode tubes and anode tubes in sequence from front to back, and the anode tube is rotatably connected to the inner bottom wall of the dust removal box, a first spring is fixedly connected between the anode tube and the inner bottom wall of the dust removal box, a toggle assembly is provided between the filter screen and the anode tube in the dust removal box, and a plurality of exhaust ports are provided on the right wall of the dust removal box. The utility model can drive the filter screen and the anode tube to shake by rotating the rotating wheel and a plurality of toggle rods, which is conducive to shaking off impurities such as iron filings attached to the filter screen and the anode tube, ensuring the efficiency of the anode tube in gas purification, and avoiding the need to frequently clean the anode tube, reducing the workload and bringing convenience to use.

[0004] However, the device also lacks the function of dust removal by filter bags. When used, the dust removal effect may not be thorough. Not only that, the device also lacks the function of exhaust filtration. When used, impurities may still remain in the air after dust removal. Utility Model Content

[0005] The purpose of the utility model is to provide a steel sintering fume dust removal device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A steel sintering flue gas dust removal device comprises a sintering machine, wherein the top of the sintering machine is fixedly connected with an air inlet pipe, the bottom of the air inlet pipe is fixedly connected with a dust removal bin, the inner wall of the dust removal bin is fixedly connected with an electrostatic precipitator assembly, the dust removal bin is fixedly connected with a mounting frame on one side close to the electrostatic precipitator assembly, a pulse valve is fixedly connected to one side of the mounting frame, an air bag is fixedly connected to the bottom of the pulse valve, a blow pipe is fixedly connected to one side of the pulse valve, a filter bag holder is fixedly connected to the inner wall of the dust removal bin, and a plurality of filter bags are connected through the inner wall of the filter bag holder; a conveying pipe is fixedly connected to the upper surface of one side of the dust removal bin, a filter box is fixedly connected to the bottom end of the conveying pipe, a threaded interface is fixedly connected to the inner top wall of the filter box, and a filter cover is threadedly connected to the top of the threaded interface.

[0008] Preferably, the bottom end of the dust removal bin is fixedly connected to a pipe assembly, the pipe assembly includes a dust hopper and a discharge valve, the bottom end of the dust removal bin is fixedly connected to a dust hopper, and the bottom end of the dust hopper is fixedly connected to a discharge valve.

[0009] Preferably, the electrostatic precipitator assembly includes a dust collecting electrode and a rapping hammer, the dust collecting electrode is fixedly connected to the bottom wall of the dust removal bin, and the rapping hammer is fixedly connected to the front of the dust removal bin.

[0010] Preferably, an air inlet pipe is fixedly connected to the top of the sintering machine, and a bin cover is fixedly connected to the top of the dust removal bin.

[0011] Preferably, a venturi tube is fixedly connected to the top of the filter bag, and a frame is fixedly connected to the bottom of the filter bag frame.

[0012] Preferably, an air outlet pipe is fixedly connected to the top of the filter box, a fan is fixedly connected to the bottom of the filter box, a motor is fixedly connected to the bottom of the fan, and a box cover is fixedly connected to the front of the filter box by screws.

[0013] Preferably, the four corners of the bottom end of the dust removal bin are fixedly connected with support legs, and the four corners of the bottom end of the filter box are fixedly connected with raising frames.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. This steel sintering flue gas dust removal device is equipped with an air intake pipe, a dust removal bin, a mounting frame, a pulse valve, a filter bag frame, a filter bag, an air bag and a blowing pipe. When in use, the staff will fix the mounting frame to the middle of the inner wall of the dust removal bin, and then fix the pulse valve to the mounting frame, and fix the air bag to the bottom of the pulse valve. One side of the pulse valve is fixedly connected to the blowing pipe, and the flue gas enters the dust removal bin from the air intake pipe for dust removal, thereby achieving the dust removal effect of the filter bag.

[0016] 2. This steel sintering flue gas dust removal device is equipped with a conveying pipe, a filter box, a threaded interface and a filter cover. When in use, the staff will open an exhaust hole on the top wall of the filter box, fix the bottom of the hole to the threaded interface, and then thread the filter cover with a filter plate on the threaded interface. The gas after dust removal enters the filter box through the conveying pipe, and then passes through the filter cover for final filtration, thereby achieving the effect of making the air cleaner. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the box cover, support legs and height-enhancing frame structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the electrostatic precipitator assembly of the utility model;

[0019] Figure 3 This is a schematic diagram of the filter box, threaded interface and filter cover structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the pulse valve and filter bag frame of the utility model.

[0021] In the figure: 1. sintering machine; 2. air inlet pipe; 3. dust removal bin; 4. electrostatic precipitator assembly; 401. dust collecting electrode; 402. vibrating hammer; 5. mounting frame; 6. pulse valve; 7. filter bag rack; 8. filter bag; 9. conveying pipe; 10. filter box; 11. threaded interface; 12. filter cover; 13. pipe assembly; 1301. dust hopper; 1302. discharge valve; 14. bin cover; 15. venturi; 16. frame; 17. air outlet pipe; 18. fan; 19. motor; 20. box cover; 21. supporting legs; 22. heightening frame; 23. air bag; 24. blowing pipe. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0024] A steel sintering flue gas dust removal device comprises a sintering machine 1, wherein the top of the sintering machine 1 is fixedly connected to an air inlet pipe 2, the bottom of the air inlet pipe 2 is fixedly connected to a dust removal bin 3, the inner wall of the dust removal bin 3 is fixedly connected to an electric dust removal component 4, the dust removal bin 3 is fixedly connected to a mounting frame 5 on one side close to the electric dust removal component 4, a pulse valve 6 is fixedly connected to one side of the mounting frame 5, an air bag 23 is fixedly connected to the bottom of the pulse valve 6, a blow pipe 24 is fixedly connected to one side of the pulse valve 6, a filter bag frame 7 is fixedly connected to the inner wall of the dust removal bin 3, and the inner wall of the filter bag frame 7 is fixedly connected to the inner wall of the filter bag frame 7. A plurality of filter bags 8 are connected through the wall. Through the arrangement of the air inlet pipe 2, the dust removal bin 3, the mounting frame 5, the pulse valve 6, the filter bag frame 7, the filter bag 8, the air bag 23 and the blowing pipe 24, when in use, the staff will fix the mounting frame 5 to the middle of the inner wall of the dust removal bin 3, and then fix the pulse valve 6 to the mounting frame 5, and fix the air bag 23 to the bottom end of the pulse valve 6. One side of the pulse valve 6 is fixedly connected to the blowing pipe 24, and the flue gas enters the dust removal bin 3 from the air inlet pipe 2 for dust removal, thereby achieving the dust removal effect of the filter bag 8;

[0025] A conveying pipe 9 is fixedly connected to the upper surface of one side of the dust removal bin 3, a filter box 10 is fixedly connected to the bottom end of the conveying pipe 9, a threaded interface 11 is fixedly connected to the top wall of the filter box 10, and a filter cover 12 is threadedly connected to the top of the threaded interface 11. Through the arrangement of the conveying pipe 9, the filter box 10, the threaded interface 11 and the filter cover 12, when in use, the staff opens an exhaust hole on the top wall of the filter box 10, fixes the bottom of the hole to the threaded interface 11, and then threads the filter cover 12 with the filter plate placed on it on the threaded interface 11. The gas after dust removal enters the filter box 10 through the conveying pipe 9, and then passes through the filter cover 12 for final filtration, thereby achieving the effect of making the air cleaner;

[0026] In this embodiment, preferably, the bottom end of the dust removal bin 3 is fixedly connected with a pipe assembly 13, and the pipe assembly 13 includes a dust hopper 1301 and a discharge valve 1302. The bottom end of the dust removal bin 3 is fixedly connected with the dust hopper 1301, and the bottom end of the dust hopper 1301 is fixedly connected with the discharge valve 1302. Through the arrangement of the dust hopper 1301 and the discharge valve 1302, when in use, after the electric dust removal component 4 is used, the dust that falls is knocked and accumulated in the dust hopper 1301, and then the discharge valve 1302 is opened to pour out the dust, thereby achieving the effect of conveniently cleaning the dust of the dust removal component;

[0027] In the present embodiment, preferably, the electrostatic precipitator assembly 4 includes a dust collecting electrode 401 and a rapping hammer 402. The dust collecting electrode 401 is fixedly connected to the inner bottom wall of the dust collecting bin 3, and the rapping hammer 402 is fixedly connected to the front of the dust collecting bin 3. Through the arrangement of the dust collecting electrode 401 and the rapping hammer 402, when in use, the staff installs the dust collecting electrode 401 on the inner wall of the dust collecting bin 3, and the flue gas enters the dust collecting bin 3 and passes through the dust collecting electrode 401 for dust removal. After the dust removal is completed, the rapping hammer 402 is used to knock the dust on the surface of the dust collecting electrode 401 into the pipe, thereby achieving the effect of facilitating the cleaning of the dust removal equipment;

[0028] In this embodiment, preferably, the top of the sintering machine 1 is fixedly connected with an air inlet pipe 2, and the top of the dust removal bin 3 is fixedly connected with a bin cover 14. Through the arrangement of the dust removal bin 3 and the bin cover 14, when in use, the staff installs the internal equipment of the dust removal bin 3 and then fixes the bin cover 14 to the top of the dust removal bin 3, thereby achieving the effect of sealing the bin body;

[0029] In this embodiment, preferably, a venturi tube 15 is fixedly connected to the top of the filter bag 8, and a frame 16 is fixedly connected to the bottom of the filter bag frame 7. Through the arrangement of the venturi tube 15 and the frame 16, when in use, the staff installs the filter bag 8 at the bottom of the frame 16, and the venturi tube 15 is installed above the filter bag 8 for easy use, thereby achieving the function of helping to fix the filter bag 8;

[0030] In this embodiment, preferably, the top of the filter box 10 is fixedly connected with an air outlet pipe 17, the bottom of the filter box 10 is fixedly connected with a fan 18, the bottom of the fan 18 is fixedly connected with a motor 19, and the front of the filter box 10 is fixedly connected with a box cover 20 by screws. Through the arrangement of the air outlet pipe 17, the fan 18, the motor 19 and the box cover 20, when in use, the staff will fix the air outlet pipe 17 to the filter box 10, and the dust-removed air is transported to the filter box 10. The motor 19 drives the fan 18 to blow the air into the air outlet pipe 17 for discharge, thereby achieving the effect of discharging the treated gas;

[0031] In the present embodiment, preferably, the four corners of the bottom end of the dust removal bin 3 are fixedly connected with support legs 21, and the four corners of the bottom end of the filter box 10 are fixedly connected with raising frames 22. Through the arrangement of the support legs 21 and the raising frames 22, when in use, the staff fixes the support legs 21 to the four corners of the bottom end of the dust removal bin 3, and fixes the four corners of the bottom end of the filter box 10 to the raising frames 22, and fixes the filter box 10 at a suitable height, thereby achieving the function of the fixing device.

[0032] When using a steel sintering flue gas dust removal device of the present embodiment, the staff first fixes the support legs 21 to the four corners of the bottom of the dust removal bin 3, and then fixes the four corners of the bottom end of the filter box 10 to the raising frame 22, and fixes the filter box 10 to a suitable height. The staff fixes the middle of the inner wall of the dust removal bin 3 to the mounting frame 5, and then fixes the pulse valve 6 to the mounting frame 5, fixes the air bag 23 to the bottom end of the pulse valve 6, and fixes the one side of the pulse valve 6 to the injection pipe 24, and then installs the filter bag 8 at the bottom end of the frame 16, and the venturi 15 is installed above the filter bag 8 for easy use. The flue gas enters the dust removal bin 3 from the air inlet pipe 2 for dust removal. Then, the staff installs the dust collecting electrode 401 on the inner wall of the dust removal bin 3. The flue gas enters the dust removal bin 3 and passes through the dust collecting electrode 401 is used for dust removal. After the dust removal is completed, a vibration hammer 402 is used to knock the dust on the surface of the dust collecting electrode 401 into the pipe. After the electrostatic precipitator component 4 is used, the knocked dust is accumulated in the dust hopper 1301, and then the discharge valve 1302 is opened to pour out the dust. The staff opens an exhaust hole on the top wall of the filter box 10, fixes the bottom of the hole to the threaded interface 11, and then threads the filter cover 12 with the filter plate placed on it on the threaded interface 11. The gas after dust removal enters the filter box 10 through the delivery pipe 9, and then passes through the filter cover 12 for final filtration. Finally, the staff fixes the outlet pipe 17 to the filter box 10, and the air after dust removal is delivered to the filter box 10. The motor 19 drives the fan 18 to blow the air into the outlet pipe 17 for discharge.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A steel sintering flue gas dust removal device, characterized in that: The invention comprises a sintering machine (1), wherein the top of the sintering machine (1) is fixedly connected to an air inlet pipe (2), the bottom of the air inlet pipe (2) is fixedly connected to a dust removal bin (3), the inner wall of the dust removal bin (3) is fixedly connected to an electric dust removal assembly (4), a mounting frame (5) is fixedly connected to a side of the dust removal bin (3) close to the electric dust removal assembly (4), a pulse valve (6) is fixedly connected to one side of the mounting frame (5), an air bag (23) is fixedly connected to the bottom of the pulse valve (6), and the pulse valve (6) is fixedly connected to an air bag (23). ) is fixedly connected to one side with a blowing pipe (24), the inner wall of the dust removal bin (3) is fixedly connected to a filter bag holder (7), and a plurality of filter bags (8) are connected through the inner wall of the filter bag holder (7); a conveying pipe (9) is fixedly connected to the upper surface of one side of the dust removal bin (3), the bottom end of the conveying pipe (9) is fixedly connected to a filter box (10), the inner top wall of the filter box (10) is fixedly connected to a threaded interface (11), and the top of the threaded interface (11) is threadedly connected to a filter cover (12).

2. The steel sintering flue gas dust removal device according to claim 1, characterized in that: The bottom end of the dust removal bin (3) is fixedly connected to a tobacco pipe assembly (13), wherein the tobacco pipe assembly (13) comprises a dust hopper (1301) and a discharge valve (1302); the bottom end of the dust removal bin (3) is fixedly connected to a dust hopper (1301), wherein the bottom end of the dust hopper (1301) is fixedly connected to a discharge valve (1302).

3. The steel sintering flue gas dust removal device according to claim 1, characterized in that: The electric dust removal assembly (4) comprises a dust collecting electrode (401) and a rapping hammer (402); the dust collecting electrode (401) is fixedly connected to the inner bottom wall of the dust removal bin (3); and the rapping hammer (402) is fixedly connected to the front of the dust removal bin (3).

4. The steel sintering flue gas dust removal device according to claim 1, characterized in that: An air inlet pipe (2) is fixedly connected to the top of the sintering machine (1), and a bin cover (14) is fixedly connected to the top of the dust removal bin (3).

5. The steel sintering flue gas dust removal device according to claim 1, characterized in that: The top of the filter bag (8) is fixedly connected to a venturi tube (15), and the bottom of the filter bag frame (7) is fixedly connected to a frame (16).

6. The steel sintering flue gas dust removal device according to claim 1, characterized in that: The top of the filter box (10) is fixedly connected to an air outlet pipe (17), the bottom of the filter box (10) is fixedly connected to a fan (18), the bottom of the fan (18) is fixedly connected to a motor (19), and the front of the filter box (10) is fixedly connected to a box cover (20) via screws.

7. The steel sintering flue gas dust removal device according to claim 1, characterized in that: The four corners at the bottom end of the dust removal bin (3) are fixedly connected to support legs (21), and the four corners at the bottom end of the filter box (10) are fixedly connected to heightening frames (22).

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