Flue gas purification device for secondary aluminum smelting furnace

Abstract

The invention belongs to the technical field of secondary aluminum smelting, and particularly relates to a secondary aluminum smelting furnace flue gas purification device to solve the technical problem that the atomization effect cannot be adjusted, the secondary aluminum smelting furnace flue gas purification device comprises a spraying box body transmission belt, a spraying box body is fixedly provided with a spraying end cover, and the spraying end cover is fixedly provided with a connecting mounting frame through a locking screw; an adjusting threaded rotating rod is rotationally mounted on the connecting mounting frame, the adjusting threaded rotating rod is manually rotated, and the impact conical rotating body is driven to slide relative to the liquid outlet pipe opening through threaded connection between the adjusting threaded rotating rod and the sliding adjusting rod; the size of a gap which is formed between the impact conical rotary body and the liquid outlet pipe and facilitates spraying of the liquid catalyst is changed, the atomization effect of the liquid catalyst is adjusted, and the contact effect of the liquid catalyst in the flue gas of the secondary aluminum smelting furnace and harmful gas is improved by adjusting the atomization effect of the liquid catalyst.

Description

Technical Field

[0001] The invention belongs to the technical field of secondary aluminum smelting, and in particular relates to a fume purification device for a secondary aluminum smelting furnace. Background Art

[0002] Recycled aluminum smelting easily produces a large amount of harmful fumes during the smelting process. If it is discharged directly, it is easy to cause environmental pollution. The commonly used treatment method is simple spraying, which has a poor treatment effect and cannot adjust the atomization effect. Summary of the invention

[0003] The object of the present invention is to provide a fume purification device for a regenerative aluminum smelting furnace to solve the technical problem that the atomization effect cannot be adjusted.

[0004] To achieve the above purpose, the specific technical scheme of a flue gas purification device for a regenerative aluminum smelting furnace of the present invention is as follows:

[0005] A flue gas purification device for a regenerative aluminum smelting furnace comprises a spray box, a spray end cover, a connecting mounting frame, a locking screw, an adjusting threaded rotating rod, a sliding adjusting rod, a connecting pipe 1, an electrostatic generating sleeve, a smoke exhaust end cover, a connecting pipe 2, a connecting pipe 3, a liquid storage box, an intermittent interruption sliding column, a sliding column connecting rod, a hinged connecting rod, a driving connecting rod, a circulation A component, a connecting pipe 4, a connecting pipe 5, a circulation B component, a connecting pipe 6, an execution motor, a driving disk, a rectangular slide groove, an adjusting rod, a rectangular slider, a smoke inlet pipe, a rectangular limit protrusion, a rectangular limit opening, and a middle end connecting box , adsorption tube, liquid outlet pipe, liquid outlet pipe opening, impact cone rotating body, drive pulley 1, drive belt, the spray box body is fixedly installed with a spray end cover, the spray end cover is fixedly installed with a connecting mounting frame by a locking screw, the connecting mounting frame is rotatably installed with an adjusting threaded rotating rod, the adjusting threaded rotating rod is threadedly connected with the sliding adjusting rod, the sliding adjusting rod is slidably connected with the connecting mounting frame, the sliding adjusting rod is slidably connected with the spray end cover, a middle-end connecting box body is fixedly installed on the spray end cover, a connecting pipe 2 is fixedly installed on the middle-end connecting box body, and the connecting pipe 2 is fixedly installed Installed at one end of the connecting pipe three, the other end of the connecting pipe three is fixedly installed on the circulation A component, a connecting pipe four is installed between the circulation A component and the liquid storage box, a connecting pipe five is installed between the liquid storage box and the circulation B component, and a connecting pipe six is ​​installed between the circulation B component and the spray box. An executive motor is installed on the spray box. The executive motor is a double-axis motor. A driving disk is installed on the output shaft at one end of the executive motor. A rectangular slide is opened on the driving disk. A rectangular slider is slidably installed in the rectangular slide. An adjusting rod is rotatably installed on the driving disk. The adjusting rod and the rectangular slider screw The groove is connected, and a connecting column is arranged on the rectangular slider. The connecting column on the rectangular slider is slidably mounted on the driving connecting rod and limited by a limiting ring. The driving connecting rod is hingedly mounted on one end of the hinged connecting rod, and the other end of the hinged connecting rod is hingedly mounted on the sliding column connecting rod. The sliding column connecting rod is fixedly mounted on the intermittent interruption sliding column, and the intermittent interruption sliding column is slidably mounted on the connecting pipe 2. A smoke inlet pipe is fixedly mounted on the spray box body, and a connecting pipe 1 is fixedly mounted on the spray box body. An electrostatic generating sleeve is installed between the connecting pipe 1 and the smoke exhaust end cover, and an adsorption tube is installed on the electrostatic generating sleeve.

[0006] Furthermore, a liquid outlet pipe is fixedly installed on the middle end connecting box body, and there are multiple liquid outlet pipes. An impact cone rotating body is slidably installed on the liquid outlet pipe. A gap is provided between the impact cone rotating body and the liquid outlet pipe to facilitate the injection of liquid catalyst. A liquid outlet opening is opened on the liquid outlet pipe, and there are multiple liquid outlet openings. The impact cone rotating body is fixedly installed on the sliding adjustment rod.

[0007] Furthermore, the plurality of liquid outlet pipe openings are arranged in an array along the circumference of the liquid outlet pipe.

[0008] Furthermore, a plurality of the liquid outlet pipes are arranged in a circumferential array along the middle end connecting box.

[0009] Furthermore, a pointed tip is provided at one end of the intermittent interruption sliding column.

[0010] Furthermore, a rectangular limiting opening is provided on the intermittent interruption sliding column, and a rectangular limiting protrusion is provided in the second connecting pipe. The rectangular limiting protrusion and the rectangular limiting opening are slidably limited, and the intermittent interruption sliding column cannot be separated from the second connecting pipe.

[0011] Furthermore, the circulation A component includes a circulation connecting sleeve A, a circulation impeller A, and an impeller shaft A. The circulation connecting sleeve A is installed between the connecting pipe three and the connecting pipe four. The impeller shaft A is rotatably installed on the circulation connecting sleeve A. The circulation impeller A is fixedly installed on the impeller shaft A. The impeller shaft A is connected to another output shaft of the executing motor. A transmission pulley 1 is installed on the other output shaft of the executing motor, and the transmission pulley 1 is connected to the transmission belt.

[0012] Furthermore, the circulation B component includes a circulation connecting sleeve B, a circulation impeller B, an impeller shaft B, and an impeller shaft pulley. The circulation connecting sleeve B is installed between the connecting pipe five and the connecting pipe six. The impeller shaft B is rotatably installed on the circulation connecting sleeve B. The circulation impeller B is fixedly installed on one end of the impeller shaft B, and the impeller shaft pulley is fixedly installed on the other end of the impeller shaft B. The transmission belt is connected to the impeller shaft pulley.

[0013] The advantages of the present invention are:

[0014] 1. The flue gas from the regenerated aluminum smelting furnace enters the spray box through the smoke inlet pipe, and the execution motor is started at the same time. The execution motor drives the circulation A component to make the liquid catalyst in the liquid storage box flow through the connecting pipe three and the connecting pipe two, enter the middle end connecting box, and be sprayed onto the impact cone rotating body through the opening of the liquid outlet pipe. Through the effect of the impact force, the liquid catalyst is atomized through the gap between the impact cone rotating body and the liquid outlet pipe for convenient spraying of the liquid catalyst, so that the liquid catalyst is fully in contact with the flue gas from the regenerated aluminum smelting furnace in the spray box, so as to achieve the treatment of harmful gases in the flue gas from the regenerated aluminum smelting furnace; the harmful gases in the flue gas from the regenerated aluminum smelting furnace after treatment are passed through the outlet pipe. The static electricity in the adsorption tube adsorbs the fixed particles through the connecting pipe 1 and the static electricity generating sleeve and is discharged through the smoke exhaust end cover. At the same time, the execution motor rotates and drives the driving disk to rotate, and then drives the driving connecting rod through the rectangular slide groove and the rectangular slider, so that the driving connecting rod drives the hinged connecting rod and the sliding column connecting rod, and drives the two intermittent interruption sliding columns to reciprocate relative to each other. Through the relative reciprocating motion of the two intermittent interruption sliding columns, the catalyst fluid flowing through the connecting pipe 2 is intermittently interrupted, and the intermittent spraying of the liquid catalyst is realized. On the one hand, the atomized catalyst can be fully in contact with the harmful gas in the flue gas, and on the other hand, the liquid catalyst can be saved.

[0015] 2. Manually rotate the adjusting threaded rotating rod, and through the threaded connection between the adjusting threaded rotating rod and the sliding adjusting rod, drive the impact cone rotating body and the opening of the liquid outlet pipe to slide relative to each other, thereby changing the size of the gap opening between the impact cone rotating body and the liquid outlet pipe for convenient injection of liquid catalyst, thereby adjusting the atomization effect of the liquid catalyst. By adjusting the atomization effect of the liquid catalyst, the contact effect between the liquid catalyst and harmful gases in the flue gas of the regenerated aluminum smelting furnace is improved;

[0016] 3. The rotation of the executive motor drives the impeller shaft A and the circulating impeller A to rotate, so that the liquid catalyst in the liquid storage tank flows to the connecting pipe 3 through the connecting pipe 4, and at the same time drives the transmission belt to move through the transmission pulley 1.

[0017] 4. The transmission belt drives the impeller shaft pulley to move, and then drives the circulating impeller B to rotate through the impeller shaft pulley and the impeller shaft B, so that the liquid catalyst in the spray box that has been in contact with the flue gas of the recycled aluminum smelting furnace flows back to the liquid storage box through the connecting pipes five and six, thereby realizing the recycling of the liquid catalyst. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The overall structure of the present invention is shown in FIG. Figure 1 ;

[0019] Figure 2 The overall structure of the present invention is shown in FIG. Figure 2 ;

[0020] Figure 3 for Figure 1 Schematic diagram of the cutting line position;

[0021] Figure 4 for Figure 3 Cross-sectional view along section AA;

[0022] Figure 5 for Figure 4 A partial enlarged view of

[0023] Figure 6 for Figure 3 Cross-sectional view along section BB;

[0024] Figure 7 for Figure 6 A partial enlarged view of B;

[0025] Figure 8 for Figure 6 A partial enlarged view of C;

[0026] Fig. 9 for Figure 3 Cross-sectional view along section CC;

[0027] Fig.10 It is a structural schematic diagram of the second connecting pipe of the present invention;

[0028] Fig.11 It is a schematic diagram of the intermittent interruption sliding column structure of the present invention;

[0029] Explanation of the markings in the figure: spray box 1; spray end cover 2; connecting mounting frame 3; locking screw 4; adjusting threaded rod 6; sliding adjusting rod 7; connecting pipe 1 8; static generating sleeve 9; smoke exhaust end cover 10; connecting pipe 2 11; connecting pipe 3 12; liquid storage box 13; intermittent interruption slide column 14; slide column connecting rod 15; hinged connecting rod 16; driving connecting rod 17; circulation A assembly 18; circulation connecting sleeve A18-1; circulation impeller A18-2; impeller shaft A18-3; connecting pipe 4 19; connecting pipe 5 2 0; circulation B component 21; circulation connecting sleeve B21-1; circulation impeller B21-2; impeller shaft B21-3; impeller shaft pulley 21-4; connecting pipe six 22; execution motor 23; drive disc 24; rectangular slide 25; adjustment rod 26; rectangular slider 27; smoke inlet pipe 28; rectangular limiting protrusion 29; rectangular limiting opening 30; middle end connecting box 31; adsorption tube 32; liquid outlet pipe 33; liquid outlet pipe opening 34; impact cone rotating body 35; transmission pulley one 36; transmission belt 37. DETAILED DESCRIPTION

[0030] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0032] Example 1

[0033] like Figure 1-11As shown, a flue gas purification device for a regenerative aluminum smelting furnace includes a spray box body 1, a spray end cover 2, a connecting mounting frame 3, a locking screw 4, an adjusting threaded rotating rod 6, a sliding adjusting rod 7, a connecting pipe 1 8, an electrostatic generating sleeve 9, a smoke exhaust end cover 10, a connecting pipe 2 11, a connecting pipe 3 12, a liquid storage box body 13, an intermittent interruption sliding column 14, a sliding column connecting rod 15, a hinged connecting rod 16, a driving connecting rod 17, a circulation A component 18, a connecting pipe 4 19, a connecting pipe 5 20, a circulation B component 21, a connecting pipe 6 22, an execution motor 23, a driving disk 24, a rectangular slide 25, an adjusting rod 26, a rectangular slider 27, a smoke inlet pipe 28, a rectangular limiting protrusion 29, a rectangular limiting opening 30, a middle end connecting box body 31, an adsorption tube 32, a liquid outlet pipe 33, The liquid outlet pipe opening 34, the impact cone rotating body 35, the driving pulley 1 36, and the driving belt 37, the spray box body 1 is fixedly installed with a spray end cover 2, the spray end cover 2 is fixedly installed with a connecting mounting frame 3 through a locking screw 4, the connecting mounting frame 3 is rotatably installed with an adjusting threaded rotating rod 6, the adjusting threaded rotating rod 6 is threadedly connected with the sliding adjusting rod 7, the sliding adjusting rod 7 is slidingly connected with the connecting mounting frame 3, the sliding adjusting rod 7 is slidingly connected with the spray end cover 2, the spray end cover 2 is fixedly installed with a middle-end connecting box body 31, the middle-end connecting box body 31 is fixedly installed with a connecting pipe 2 11, the connecting pipe 2 11 is fixedly installed on one end of the connecting pipe 3 12, the other end of the connecting pipe 3 12 is fixedly installed on the circulation A component 18, the circulation A component 18 and the liquid storage A connecting pipe 4 19 is installed between the boxes 13, a connecting pipe 5 20 is installed between the liquid storage box 13 and the circulation B component 21, a connecting pipe 6 22 is installed between the circulation B component 21 and the spray box 1, and an executive motor 23 is installed on the spray box 1. The executive motor 23 is a double-axis motor. A driving disk 24 is installed on the output shaft at one end of the executive motor 23. A rectangular slide 25 is opened on the driving disk 24, and a rectangular slider 27 is slidably installed in the rectangular slide 25. An adjusting rod 26 is rotatably installed on the driving disk 24. The adjusting rod 26 is threadedly connected with the rectangular slider 27. The rectangular slider 27 is provided with a connecting column. The connecting column on the rectangular slider 27 is slidably installed on the driving connecting rod 17 and limited by a limiting ring. The driving connecting rod 17 is hingedly installed on the hinged connecting rod. One end of the rod 16 and the other end of the hinged connecting rod 16 are hingedly mounted on the sliding column connecting rod 15, the sliding column connecting rod 15 is fixedly mounted on the intermittent interruption sliding column 14, the intermittent interruption sliding column 14 is slidably mounted on the connecting pipe 2 11, a smoke inlet pipe 28 is fixedly mounted on the spray box 1, a connecting pipe 1 8 is fixedly mounted on the spray box 1, an electrostatic generating sleeve 9 is installed between the connecting pipe 1 8 and the exhaust end cover 10, and an adsorption tube 32 is installed on the electrostatic generating sleeve 9. In this way, the flue gas of the regenerated aluminum smelting furnace enters the spray box 1 through the smoke inlet pipe 28, and the execution motor 23 is started at the same time. The execution motor 23 drives the circulation A component 18 to make the liquid catalyst in the liquid storage box 13 flow through the connecting pipe 3 12 and the connecting pipe 2 11 and enter the middle end connecting box 31.The liquid catalyst is sprayed onto the impact cone rotator 35 through the opening 34 of the liquid outlet pipe. Through the impact force, the liquid catalyst is atomized through the gap between the impact cone rotator 35 and the liquid outlet pipe 33 for convenient spraying of the liquid catalyst, so that the liquid catalyst is fully in contact with the flue gas of the regenerated aluminum smelting furnace in the spray box 1, thereby achieving the treatment of harmful gases in the flue gas of the regenerated aluminum smelting furnace; the harmful gases in the flue gas of the regenerated aluminum smelting furnace that have been treated are discharged through the connecting pipe 1 8 and the static electricity generating sleeve 9, and through the exhaust end cover 10, and the fixed particles are adsorbed by the static electricity of the adsorption tube 32; at the same time , the execution motor 23 rotates while driving the driving disk 24 to rotate, and then drives the driving connecting rod 17 through the rectangular slide 25 and the rectangular slider 27, so that the driving connecting rod 17 drives the hinged connecting rod 16 and the slide column connecting rod 15, and drives the two intermittent interruption slide columns 14 to reciprocate relative to each other. Through the relative reciprocating motion of the two intermittent interruption slide columns 14, the catalyst fluid flowing through the connecting pipe 2 11 is intermittently interrupted, and the intermittent spraying of the liquid catalyst is realized. On the one hand, the atomized catalyst can fully contact with the harmful gases in the flue gas, and on the other hand, the liquid catalyst can be saved. ,

[0034] Example 2

[0035] like Figure 1-11 As shown, a liquid outlet pipe 33 is fixedly installed on the middle end connecting box 31, and a plurality of liquid outlet pipes 33 are provided. An impact cone rotating body 35 is slidably installed on the liquid outlet pipe 33, and a gap for convenient injection of liquid catalyst is provided between the impact cone rotating body 35 and the liquid outlet pipe 33, and a liquid outlet pipe opening 34 is opened on the liquid outlet pipe 33, and a plurality of liquid outlet pipe openings 34 are provided. The impact cone rotating body 35 is fixedly installed on the sliding adjustment rod 7. In this way, the adjustment threaded rotating rod 6 is manually rotated, and the threaded connection between the adjustment threaded rotating rod 6 and the sliding adjustment rod 7 is driven to slide relative to the impact cone rotating body 35 and the liquid outlet pipe opening 34, thereby changing the size of the gap opening for convenient injection of liquid catalyst between the impact cone rotating body 35 and the liquid outlet pipe 33, thereby realizing the adjustment of the atomization effect of the liquid catalyst. By adjusting the atomization effect of the liquid catalyst, the contact effect between the liquid catalyst and harmful gases in the flue gas of the regenerated aluminum smelting furnace is improved.

[0036] The plurality of liquid outlet pipe openings 34 are arranged in an array along the circumference of the liquid outlet pipe 33 .

[0037] The plurality of liquid outlet pipes 33 are arranged in a circumferential array along the middle end connecting box body 31 .

[0038] Among them, the fume purification device for a regenerative aluminum smelting furnace according to claim 1 is characterized in that a pointed tip is provided at one end of the intermittent interruption slide column 14.

[0039] Among them, a rectangular limiting opening 30 is opened on the intermittent interruption slide column 14, and a rectangular limiting protrusion 29 is set in the connecting pipe 11. The rectangular limiting protrusion 29 and the rectangular limiting opening 30 are slidably limited, and the intermittent interruption slide column 14 cannot be separated from the connecting pipe 11.

[0040] Example 3

[0041] like Figure 1-11 As shown, the circulation A component 18 includes a circulation connecting sleeve A18-1, a circulation impeller A18-2, and an impeller shaft A18-3. The circulation connecting sleeve A18-1 is installed between the connecting pipe three 12 and the connecting pipe four 19. The impeller shaft A18-3 is rotatably installed on the circulation connecting sleeve A18-1, and the circulation impeller A18-2 is fixedly installed on the impeller shaft A18-3. The impeller shaft A18-3 is connected to the other output shaft of the executing motor 23. A transmission pulley 36 is installed on the other output shaft of the executing motor 23. The transmission pulley 36 is connected to the transmission belt 37. In this arrangement, the rotation of the executing motor 23 drives the impeller shaft A18-3 and the circulation impeller A18-2 to rotate, thereby causing the liquid catalyst in the liquid storage box 13 to flow to the connecting pipe three 12 through the connecting pipe four 19, and at the same time drives the transmission belt 37 to move through the transmission pulley 36.

[0042] Example 4

[0043] like Figure 1-11 As shown, the circulation B component 21 includes a circulation connection sleeve B21-1, a circulation impeller B21-2, an impeller shaft B21-3, and an impeller shaft pulley 21-4. The circulation connection sleeve B21-1 is installed between the connecting pipe 5 20 and the connecting pipe 6 22. The impeller shaft B21-3 is rotatably installed on the circulation connection sleeve B21-1. The circulation impeller B21-2 is fixedly installed on one end of the impeller shaft B21-3. The impeller shaft B21-3 is fixedly installed on the other end. The shaft pulley 21-4 and the transmission belt 37 are connected to the impeller shaft pulley 21-4. With this arrangement, the transmission belt 37 drives the impeller shaft pulley 21-4 to move, and then drives the circulating impeller B21-2 to rotate through the impeller shaft pulley 21-4 and the impeller shaft B21-3, so that the liquid catalyst in the spray box 1 that has been in contact with the flue gas of the regenerated aluminum smelting furnace flows back to the liquid storage box 13 through the connecting pipe five 20 and the connecting pipe six 22, thereby realizing the recycling of the liquid catalyst.

[0044] It is to be understood that the present invention is described by some embodiments, and it is known to those skilled in the art that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A flue gas purification device for a secondary aluminum smelting furnace, characterized in that: The invention comprises a spray box body (1), a spray end cover (2), a connecting mounting frame (3), a locking screw (4), an adjusting threaded rotating rod (6), a sliding adjusting rod (7), a connecting pipe one (8), an electrostatic generating sleeve (9), a smoke exhaust end cover (10), a connecting pipe two (11), a connecting pipe three (12), a liquid storage box body (13), an intermittent interruption sliding column (14), a sliding column connecting rod (15), a hinge connecting rod (16), a driving connecting rod (17), a circulation A component (18), a connecting pipe four (19), a connecting pipe five (20), a circulation B component (21), a connecting pipe six (22), an execution motor (23), a driving disk (24), a rectangular sliding groove (25), an adjusting rod (26), a rectangular sliding block (27), a smoke inlet pipe (28), and a rectangular limiting convex The spray box (29), a rectangular limit opening (30), a middle end connection box (31), an adsorption tube (32), a liquid outlet pipe (33), a liquid outlet pipe opening (34), an impact cone rotating body (35), a drive pulley (36), and a drive belt (37); a spray end cover (2) is fixedly mounted on the spray end cover (2); a connection mounting frame (3) is fixedly mounted on the spray end cover (2) through a locking screw (4); an adjustment threaded rotating rod (6) is rotatably mounted on the connection mounting frame (3); the adjustment threaded rotating rod (6) is threadedly connected to a sliding adjustment rod (7); the sliding adjustment rod (7) is slidably connected to the connection mounting frame (3); the sliding adjustment rod (7) is slidably connected to the spray end cover (2); a middle end connection box ( 31), a connecting pipe 2 (11) is fixedly installed on the middle end connecting box (31), the connecting pipe 2 (11) is fixedly installed on one end of the connecting pipe 3 (12), the other end of the connecting pipe 3 (12) is fixedly installed on the circulation A component (18), a connecting pipe 4 (19) is installed between the circulation A component (18) and the liquid storage box (13), a connecting pipe 5 (20) is installed between the liquid storage box (13) and the circulation B component (21), a connecting pipe 6 (22) is installed between the circulation B component (21) and the spray box (1), an execution motor (23) is installed on the spray box (1), the execution motor (23) is a double-shaft motor, one end of the output shaft of the execution motor (23) is installed with a driving disk (24), and a rectangular opening is opened on the driving disk (24) A slide groove (25) is provided, a rectangular slider (27) is slidably installed in the rectangular slide groove (25), an adjusting rod (26) is rotatably installed on the driving disk (24), the adjusting rod (26) is threadedly connected to the rectangular slider (27), a connecting column is provided on the rectangular slider (27), the connecting column on the rectangular slider (27) is slidably installed on the driving connecting rod (17) and is limited by a limiting ring, the driving connecting rod (17) is hingedly installed on one end of the hinged connecting rod (16), the other end of the hinged connecting rod (16) is hingedly installed on the sliding column connecting rod (15), the sliding column connecting rod (15) is fixedly installed on the intermittent interruption sliding column (14), the intermittent interruption sliding column (14) is slidably installed on the connecting pipe 2 (11), and a smoke inlet pipe (28) is fixedly installed on the spray box body (1).A connecting pipe (8) is fixedly installed on the spray box (1), a static electricity generating sleeve (9) is installed between the connecting pipe (8) and the smoke exhaust end cover (10), and an adsorption tube (32) is installed on the static electricity generating sleeve (9).

2. A flue gas purification device for a secondary aluminum smelting furnace according to claim 1, characterized in that: A liquid outlet pipe (33) is fixedly mounted on the middle end connection box (31), and a plurality of liquid outlet pipes (33) are provided. An impact cone rotating body (35) is slidably mounted on the liquid outlet pipe (33), and a gap is provided between the impact cone rotating body (35) and the liquid outlet pipe (33) for conveniently spraying liquid catalyst. A liquid outlet pipe opening (34) is provided on the liquid outlet pipe (33), and a plurality of liquid outlet pipe openings (34) are provided. The impact cone rotating body (35) is fixedly mounted on the sliding adjustment rod (7).

3. A flue gas purification device for a secondary aluminum smelting furnace according to claim 2, characterized in that: The plurality of liquid outlet pipe openings (34) are arranged in an array along the circumference of the liquid outlet pipe (33).

4. A flue gas purification device for a secondary aluminum smelting furnace according to claim 2, characterized in that: The plurality of liquid outlet pipes (33) are arranged in an array along the circumference of the middle end connecting box body (31).

5. A flue gas purification device for a secondary aluminum smelting furnace according to claim 1, characterized in that: A pointed tip is arranged at one end of the intermittent interruption slide post (14).

6. A flue gas purification device for a secondary aluminum smelting furnace according to claim 5, characterized in that: The intermittent interruption slide post (14) is provided with a rectangular limiting opening (30), and the second connecting pipe (11) is provided with a rectangular limiting protrusion (29). The rectangular limiting protrusion (29) and the rectangular limiting opening (30) are slidably limited, and the intermittent interruption slide post (14) cannot be separated from the second connecting pipe (11).

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