Gas collection and treatment device of smelting furnace for smelting copper-containing materials

Abstract

The utility model discloses a gas collecting and processing device of a smelting furnace for smelting copper-containing materials, which comprises a processing box, the top of the processing box is connected with a motor cabin through screws, a mixing mechanism is fixedly arranged in the motor cabin, the top surface of the processing box is provided with a slot, a fixed frame is inserted in the slot, and the fixed frame is fixedly connected with the processing box. And the top of the inner wall of the fixed frame is fixedly connected with a corrugated filter screen. According to the gas collection and treatment device of the smelting furnace for smelting the copper-containing materials, through the arrangement of a corrugated filter screen and a corrugated activated carbon layer, a gas guide pipe communicates with an external smelting furnace, a suction fan sucks tail gas into the gas guide pipe, the corrugated filter screen conducts preliminary filtration on the tail gas, the corrugated activated carbon layer conducts secondary filtration, and the filtration effect is improved; and the corrugated shape increases the contact area with the tail gas, the tail gas purification efficiency is improved, the corrugated filter screen and the corrugated activated carbon layer can be mounted and dismounted by pressing the limiting buckle and opening the top cover, and cleaning is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of gas collection and processing, in particular to a gas collection and processing device of a smelting furnace used for smelting copper-containing materials. Background Art

[0002] Smelting is a refining technology that refers to the extraction of metals from ores by roasting, smelting, electrolysis, and the use of chemical agents; reducing impurities in the metal or increasing certain components in the metal to refine the required metal. Smelting is generally carried out in a smelting furnace. When smelting copper-containing materials, a lot of smoke, particulate matter, and polluted gases will be generated. Direct emissions will affect the air environment, so gas collection and treatment is required.

[0003] A tail gas treatment device for a smelting furnace is disclosed in publication number CN219167971U. Although the device filters the tail gas through a filter tank, it solves the problem of high impurity content in the tail gas of the smelting furnace in the prior art. It uses multiple filter plates to filter the tail gas so that the tail gas meets the emission standards. The operation and implementation are simple, environmental pollution is reduced, and an environmental protection effect is played to prevent the discharge of harmful gases and particles.

[0004] However, the exhaust gas treatment device for the smelting furnace has the following disadvantages: (1) It is not convenient to disassemble the filter plate. When the filter plate is used for a long time, a large amount of particulate matter will be attached to it, and maintenance and cleaning are required to avoid affecting the treatment effect; (2) It is not convenient to desulfurize and denitrify the exhaust gas. During the smelting process, harmful substances such as sulfur and nitrates will be generated, and desulfurization and denitrification are required to avoid affecting the air environment. Utility Model Content

[0005] The technical problems to be solved by the present invention are as follows: (1) It is inconvenient to disassemble the filter plate. When the filter plate is used for a long time, a large amount of particulate matter will be attached to it, and maintenance and cleaning are required to avoid affecting the treatment effect; (2) It is inconvenient to desulfurize and denitrify the exhaust gas. During the smelting process, harmful substances such as sulfur and nitrates will be generated, and desulfurization and denitrification are required to avoid affecting the air environment.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] A gas collection and processing device for a smelting furnace for smelting copper-containing materials, comprising a processing box, the top of the processing box is connected to a motor cabin by screws, a mixing mechanism is fixedly installed inside the motor cabin, a slot is opened on the top surface of the processing box, a fixing frame is plugged into the inside of the slot, a corrugated filter is fixedly connected to the top of the inner wall of the fixing frame, a corrugated activated carbon layer is fixedly connected to the bottom of the bottom wall of the fixing frame, a top cover is clamped on the top surface of the fixing frame, plug-in sheets are welded on both sides of the top cover, one side of the plug-in sheet is fixedly connected to a limiting mechanism, and the top of the top cover is connected to a collecting mechanism.

[0008] As a further solution of the utility model: a base is fixedly installed on the bottom surface of the motor cabin, threaded holes are opened in a rectangular array around the top surface of the base, and fixing bolts penetrate the internal threads of the threaded holes.

[0009] As a further solution of the utility model: the mixing mechanism includes a servo motor fixed inside the motor cabin, the output end of the servo motor is spline-connected with a transmission rod, and the top of the transmission rod passes through the processing box and is fixedly connected with a mixing rod.

[0010] As a further solution of the utility model: a delivery pipe is connected through the top of one side of the processing box, and a closing cover is clamped on the top of the delivery pipe.

[0011] As a further solution of the utility model: the top of the other side of the processing box is connected to an exhaust pipe, the bottom of one side of the processing box is connected to a discharge pipe, and valves are fixedly installed on the top surfaces of the exhaust pipe and the discharge pipe.

[0012] As a further solution of the utility model: the limiting mechanism includes a spring fixed to one side of the plug-in piece, one side of the spring is fixedly connected to the limiting buckle, plug-in blocks are welded on both sides of the top surface of the processing box, and the surface of the plug-in block is provided with a limiting hole that is compatible with the limiting buckle.

[0013] As a further solution of the utility model: the collecting mechanism includes an air duct connected to the top of the top cover, a suction fan is fixedly installed inside the air duct, and one end of the air duct is connected to an external smelting furnace.

[0014] Beneficial effects of the utility model:

[0015] 1. Through the setting of corrugated filter and corrugated activated carbon layer, the air duct is connected with the external smelting furnace, the exhaust fan draws the exhaust gas into the air duct, the corrugated filter performs preliminary filtration on the exhaust gas, and the corrugated activated carbon layer performs secondary filtration, which improves the filtration effect. The corrugated shape increases the contact area with the exhaust gas and improves the exhaust gas purification efficiency. Press the limit buckle and open the top cover to install and disassemble the corrugated filter and the corrugated activated carbon layer for easy cleaning.

[0016] 2. Through the setting of the mixing mechanism, ammonia water and limestone are put into the processing box. After the smelting furnace gas is introduced, the external power supply is connected to energize the servo motor, which drives the mixing rod to rotate, so that the gas is fully in contact with ammonia water and limestone, and the gas is desulfurized and denitrified. The stirring of the mixing rod improves the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the overall split structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the limit mechanism of the utility model;

[0021] Figure 4 It is a schematic diagram of the structure of the corrugated filter screen and the corrugated activated carbon layer of the utility model;

[0022] Figure 5 It is a schematic diagram of the structure of the hybrid mechanism of the utility model.

[0023] In the figure: 1. treatment box; 2. motor compartment; 3. mixing mechanism; 301. servo motor; 302. mixing rod; 4. fixing frame; 5. corrugated filter; 6. corrugated activated carbon layer; 7. top cover; 8. plug-in plate; 9. limiting mechanism; 901. spring; 902. limiting buckle; 10. collecting mechanism; 1001. air duct; 1002. suction fan; 11. base; 12. delivery pipe; 13. plug-in block. DETAILED DESCRIPTION

[0024] 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 of 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.

[0025] like Figure 1-5As shown, a gas collection and processing device for a smelting furnace for smelting copper-containing materials comprises a processing box 1, the top of the processing box 1 is connected to a motor cabin 2 by screws, a mixing mechanism 3 is fixedly installed inside the motor cabin 2, ammonia water and limestone are put into the processing box 1 by the setting of the mixing mechanism 3, after the smelting furnace gas is introduced, an external power supply is connected so that the servo motor 301 is powered on, and the mixing rod 302 is driven to rotate, so that the gas is fully in contact with the ammonia water and limestone, and the gas is desulfurized and denitrified. The mixing of the mixing rod 302 improves the processing efficiency, a slot is provided on the top surface of the processing box 1, a fixed frame 4 is inserted into the slot, a corrugated filter screen 5 is fixedly connected to the top of the inner wall of the fixed frame 4, and a corrugated filter screen 5 is fixedly connected to the bottom of the inner bottom wall of the fixed frame 4. A corrugated activated carbon layer 6 is connected, and the air duct 1001 is connected to the external smelting furnace through the arrangement of the corrugated filter 5 and the corrugated activated carbon layer 6. The exhaust fan 1002 sucks the exhaust gas into the air duct 1001, and the corrugated filter 5 performs preliminary filtration on the exhaust gas, and the corrugated activated carbon layer 6 performs secondary filtration, which improves the filtration effect, and the corrugation increases the contact area with the exhaust gas, thereby improving the exhaust gas purification efficiency. Press the limit buckle 902, open the top cover 7, and the corrugated filter 5 and the corrugated activated carbon layer 6 can be installed and disassembled, which is convenient for cleaning. The top surface of the fixed frame 4 is clamped with the top cover 7, and the two sides of the top cover 7 are welded with plug-in sheets 8, one side of the plug-in sheet 8 is fixedly connected to the limiting mechanism 9, and the top of the top cover 7 is connected to the collecting mechanism 10;

[0026] like Figure 5 As shown, a base 11 is fixedly installed on the bottom surface of the motor cabin 2, and threaded holes are provided in a rectangular array around the top surface of the base 11. The internal threads of the threaded holes are penetrated by fixing bolts, and the fixing bolts are arranged to fix the base 11;

[0027] like Figure 5 As shown, the mixing mechanism 3 includes a servo motor 301 fixed inside the motor cabin 2, the output end of the servo motor 301 is spline-connected with a transmission rod, the top of the transmission rod passes through the processing box 1 and is fixedly connected with a mixing rod 302. Through the setting of the mixing mechanism 3, the smelting furnace gas is fully mixed and stirred with ammonia water and limestone;

[0028] like Figure 3 As shown, a delivery pipe 12 is connected to the top of one side of the treatment box 1, and a closing cover is clamped on the top of the delivery pipe 12. The delivery pipe 12 is used to deliver ammonia water and limestone;

[0029] like Figure 3 As shown, the top of the other side of the processing box 1 is connected to an exhaust pipe, and the bottom of one side of the processing box 1 is connected to a discharge pipe. The top surfaces of the exhaust pipe and the discharge pipe are fixedly installed with valves, and the setting of the valves plays a role in controlling the opening and closing of the exhaust pipe and the discharge pipe;

[0030] like Figure 3 As shown, the limiting mechanism 9 includes a spring 901 fixed to one side of the plug-in sheet 8, one side of the spring 901 is fixedly connected to a limiting buckle 902, plug-in blocks 13 are welded on both sides of the top surface of the processing box 1, and the surface of the plug-in block 13 is provided with a limiting hole adapted to the limiting buckle 902. The setting of the limiting mechanism 9 facilitates the installation and removal of the top cover 7;

[0031] like Figure 3 As shown, the collecting mechanism 10 includes an air duct 1001 connected to the top of the top cover 7, and a suction fan 1002 is fixedly installed inside the air duct 1001. One end of the air duct 1001 is connected to the external smelting furnace. Through the setting of the collecting mechanism 10, the smelting furnace gas is collected.

[0032] The working principle of the utility model is as follows: the air duct 1001 is connected to the external smelting furnace, the exhaust fan 1002 sucks the exhaust gas into the air duct 1001, the corrugated filter 5 performs preliminary filtration on the exhaust gas, the corrugated activated carbon layer 6 performs secondary filtration, and the ammonia water and limestone are put into the treatment box 1. After the smelting furnace gas is introduced, the external power supply is connected so that the servo motor 301 is energized, and the mixing rod 302 is driven to rotate, so that the gas is fully in contact with the ammonia water and limestone, and the gas is desulfurized and denitrified. After the treatment is completed, the exhaust pipe is opened to discharge the purified gas, the limit buckle 902 is pressed, and the top cover 7 is opened, and the corrugated filter 5 and the corrugated activated carbon layer 6 can be installed and disassembled.

[0033] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0034] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0035] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gas collection and processing device for a smelting furnace for smelting copper-containing materials, comprising a processing box (1), characterized in that: The top of the treatment box (1) is connected to the motor cabin (2) by screws, and a mixing mechanism (3) is fixedly installed inside the motor cabin (2). The top surface of the treatment box (1) is provided with a slot, and a fixing frame (4) is inserted into the inside of the slot. The top of the inner wall of the fixing frame (4) is fixedly connected to a corrugated filter screen (5), and the bottom of the inner bottom wall of the fixing frame (4) is fixedly connected to a corrugated activated carbon layer (6). The top surface of the fixing frame (4) is clamped with a top cover (7), and plug-in plates (8) are welded on both sides of the top cover (7). One side of the plug-in plate (8) is fixedly connected to a limiting mechanism (9), and the top of the top cover (7) is connected to a collecting mechanism (10).

2. The gas collection and processing device for a smelting furnace for smelting copper-containing materials according to claim 1, characterized in that: A base (11) is fixedly mounted on the bottom surface of the motor cabin (2), and threaded holes are provided in a rectangular array around the top surface of the base (11), and fixing bolts penetrate the internal threads of the threaded holes.

3. The gas collection and processing device for a smelting furnace for smelting copper-containing materials according to claim 1, characterized in that: The mixing mechanism (3) comprises a servo motor (301) fixed inside the motor cabin (2), the output end of the servo motor (301) being spline-connected to a transmission rod, the top of the transmission rod passing through the processing box (1) being fixedly connected to a mixing rod (302).

4. The gas collection and processing device for a smelting furnace for smelting copper-containing materials according to claim 1, characterized in that: A delivery pipe (12) is connected through the top of one side of the processing box (1), and a closing cover is clamped on the top of the delivery pipe (12).

5. The gas collection and processing device for a smelting furnace for smelting copper-containing materials according to claim 1, characterized in that: The top of the other side of the processing box (1) is connected to an exhaust pipe, and the bottom of one side of the processing box (1) is connected to a discharge pipe, and valves are fixedly installed on the top surfaces of the exhaust pipe and the discharge pipe.

6. The gas collection and processing device for a smelting furnace for smelting copper-containing materials according to claim 1, characterized in that: The limiting mechanism (9) comprises a spring (901) fixed to one side of the plug-in plate (8), one side of the spring (901) is fixedly connected to a limiting buckle (902), plug-in blocks (13) are welded on both sides of the top surface of the processing box (1), and a limiting hole matching the limiting buckle (902) is provided on the surface of the plug-in block (13).

7. The gas collection and processing device for a smelting furnace for smelting copper-containing materials according to claim 1, characterized in that: The collecting mechanism (10) comprises an air duct (1001) connected to the top of the top cover (7), a suction fan (1002) is fixedly installed inside the air duct (1001), and one end of the air duct (1001) is connected to an external smelting furnace.

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