Waste gas treatment system for aluminum alloy production

Abstract

The invention belongs to the technical field of waste gas treatment, and discloses a waste gas treatment system for aluminum alloy production, the waste gas treatment system comprises a protective shell, the inner side surface of the protective shell is fixedly connected with a bevel gear ring, the upper end of the bevel gear ring is in engaged connection with a lateral bevel gear, and the end, away from the protective shell, of the lateral bevel gear is fixedly connected with a threaded lead screw; the outer side surface of the threaded lead screw is in threaded connection with a sliding frame, the bottom end of the sliding frame is rotationally connected with a special-shaped rotating frame, the inner side surface of the special-shaped rotating frame is in sliding connection with an adjusting rack, the outer side surface of the special-shaped rotating frame is fixedly connected with roller frames, and the inner side surface of the top roller frame is rotationally connected with an adjusting gear; and the inner side surfaces of the other roller carriers are rotationally connected with adjusting wheels, the outer side surfaces of the adjusting racks are connected with the outer side surfaces of the adjusting gears in a meshed mode, and the problem of uneven spraying is solved.

Description

Technical Field

[0001] The invention belongs to the technical field of waste gas treatment, and in particular relates to a waste gas treatment system for aluminum alloy production. Background Art

[0002] A variety of waste gases may be generated during the production of aluminum alloys, mainly including: Fluorides: During aluminum electrolysis, fluorides may be released into the air. These gases are harmful to humans and the environment at high concentrations; Carbon monoxide: During aluminum smelting, carbon monoxide may be released as a by-product, especially when organic matter is involved in the reaction; Nitrogen oxides: Nitrogen oxides are produced under high temperature conditions, especially during heat treatment or smelting of aluminum alloys; Sulfur dioxide: Sulfur dioxide may come from the combustion of sulfur-containing raw materials or fuels; Particulate matter: During the production of aluminum alloys, some particulate matter may be released into the air, such as aluminum dust or particles of other related substances, which will pollute the environment. During the use of existing waste gas treatment systems, there is often uneven spraying, which leads to a reduction in the contact time and area between the waste gas and the spray liquid, affecting the overall usage. Summary of the invention

[0003] The present invention aims at the problem of uneven spraying in the prior art and proposes the following technical solution:

[0004] A waste gas treatment system for aluminum alloy production comprises a protective shell, the inner surface of the protective shell is fixedly connected with a bevel gear ring, the upper end of the bevel gear ring is meshingly connected with a lateral bevel gear, the end of the lateral bevel gear away from the protective shell is fixedly connected with a threaded screw, the outer surface of the threaded screw is threadedly connected with a sliding frame, the bottom end of the sliding frame is rotatably connected with a special-shaped rotating frame, the inner surface of the special-shaped rotating frame is slidably connected with an adjusting rack, the outer surface of the special-shaped rotating frame is fixedly connected with a roller frame, the inner surface of the top roller frame is rotatably connected with an adjusting gear, the inner surfaces of the remaining roller frames are rotatably connected with adjusting wheels, the outer surface of the adjusting rack is meshingly connected with the outer surface of the adjusting gear, the outer surfaces of the adjusting gear and the adjusting wheel are both fixedly connected with a nozzle, and the outer surfaces of the adjusting gear and the adjusting wheel are rotatably connected with a linkage arm.

[0005] As a preferred embodiment of the above technical solution, the top end of the adjusting rack is fixedly connected to a limiting plate, the inner surface of the limiting plate is slidably connected to the outer surface of the special-shaped rotating frame, the top bottom end of the sliding frame is fixedly connected to a return spring rod, and the other end of the return spring rod is fixedly connected to the upper end of the adjusting gear.

[0006] As a preferred embodiment of the above technical solution, the inner surface of the sliding frame is rotatably connected with an adjusting bevel gear, the outer surface of the special-shaped rotating frame is fixedly connected with an annular bevel gear, the outer surface of the adjusting bevel gear is meshingly connected with the outer surface of the annular bevel gear, and a cam is fixedly connected to the end of the adjusting bevel gear away from the sliding frame, and the outer surface of the cam abuts against the top of the limit plate.

[0007] As a preferred embodiment of the above technical solution, the inner surface of the sliding frame is rotatably connected with an auxiliary bevel gear, the inner surface of the auxiliary bevel gear is threadedly connected to the outer surface of the threaded screw, the end of the auxiliary bevel gear away from the sliding frame is fixedly connected with a first shock absorber, the other end of the first shock absorber is fixedly connected to a limiting ring, the end of the sliding frame away from the auxiliary bevel gear is fixedly connected with a second shock absorber, the other end of the second shock absorber is fixedly connected to a limiting push plate, the outer surface of one end of the threaded screw close to the protective shell is fixedly connected with a positioning plate, and the top of the sliding frame is fixedly connected with a positioning frame.

[0008] As a preferred embodiment of the above technical solution, one end of the threaded screw away from the protective shell is rotatably connected to a mounting bracket, the bottom end of the mounting bracket is fixedly connected to a mounting plate, the middle part of the mounting plate is fixedly connected to a main shaft, the outer surface of the bottom end of the main shaft is rotatably connected to a fixed tripod, and the outer edge of the fixed tripod is fixedly connected to the inner surface of the protective shell.

[0009] As a preferred embodiment of the above technical solution, the upper outer surface of the main shaft is fixedly connected to a windshield flywheel, the inner surface of the windshield flywheel is rotatably connected to an auxiliary gear, the end of the auxiliary gear away from the main shaft is fixedly connected to a wind guide plate, the outer surface of the auxiliary gear is meshingly connected to an auxiliary rack, and the upper and lower ends of the auxiliary rack are fixedly connected to a sliding plate.

[0010] As a preferred embodiment of the above technical solution, the outer surface of the main shaft is fixedly connected to a limiting frame, the opposite surfaces of adjacent limiting frames are fixedly connected to a third shock absorber, the other end of the third shock absorber is fixedly connected to a magnetic block, and the end of the magnetic block away from the limiting frame is magnetically attracted to the sliding plate.

[0011] As a preferred embodiment of the above technical solution, the inner surface of the positioning frame and the inner surface of the bottom end of the sliding plate are rotatably connected with a rotating arm, a spring connecting rod is fixedly connected between the opposite surfaces of adjacent rotating arms, and the inner surface of the protective shell is fixedly connected with a filler and a semicircular air guide cover, and the semicircular air guide cover is located at the bottom end of the filler.

[0012] As a preferred embodiment of the above technical solution, the left side of the protective shell is connected to an air inlet, the top of the protective shell is connected to an air outlet, the upper front end outer surface of the protective shell is connected to a water inlet, the lower front end outer surface of the protective shell is connected to a water outlet, and the front end inner surface of the protective shell is clamped with an observation plate.

[0013] The beneficial effects of the present invention are:

[0014] Through the meshing transmission of the bevel gear ring and the lateral bevel gear, the external air intake can drive the windshield flywheel, the auxiliary gear and the threaded screw to rotate in a circle, thereby driving the threaded screw to rotate on itself, thereby driving the sliding frame to slide on the threaded screw through the threaded transmission of the sliding frame and the threaded screw, and through the threaded transmission of the auxiliary bevel gear and the threaded screw, the auxiliary bevel gear can be driven to rotate when the sliding frame moves, thereby driving the adjustment bevel gear and the annular bevel gear, and then while the nozzle rotates in a circle, the angle of the nozzle is synchronously adjusted through the abutment of the cam and the limit plate, thereby improving the overall spraying uniformity and exhaust gas treatment effect;

[0015] By providing a rotating arm and a fixed tripod, when the sliding frame moves to the edges of both sides of the threaded screw, the bottom sliding plate can be pulled or squeezed, thereby driving the sliding plate and the auxiliary rack to move up and down. The angle of the air guide plate is adjusted by the meshing connection of the auxiliary gear and the auxiliary rack, so that when the sliding frame moves to the edge of the threaded screw, the overall steering of the sliding frame can be completed, thereby improving the overall functionality and stability. At the same time, through the magnetic connection between the magnetic block and the sliding plate, the angle of the air guide plate can be guaranteed to be stable when the middle part of the sliding frame moves, thereby further improving the overall stability and reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Shown is a perspective view of an exhaust gas treatment system for aluminum alloy production;

[0017] Figure 2 Shown is a schematic diagram of the internal structure of an exhaust gas treatment system for aluminum alloy production;

[0018] Figure 3 It is shown that Figure 2 A local enlarged schematic diagram of the middle A;

[0019] Figure 4 Shown is a schematic diagram of partial parts of an exhaust gas treatment system for aluminum alloy production;

[0020] Figure 5 It is shown that Figure 4 A partial enlarged schematic diagram of point B in the middle;

[0021] Figure 6 Shown is a schematic diagram of partial parts of an exhaust gas treatment system for aluminum alloy production from another perspective;

[0022] Figure 7 It is shown that Figure 6 A partial enlarged schematic diagram of point C in the middle;

[0023] Figure 8Shown is an exploded view of a part of an exhaust gas treatment system for aluminum alloy production;

[0024] Fig. 9 Shown is a schematic diagram of some parts of a waste gas treatment system for aluminum alloy production;.

[0025] In the figure: 1, protective housing; 2, bevel gear ring; 3, lateral bevel gear; 4, threaded screw; 5, sliding frame; 6, special-shaped rotating frame; 7, adjusting rack; 8, roller frame; 9, adjusting gear; 10, adjusting wheel; 11, nozzle; 12, linkage arm; 13, limit plate; 14, return spring rod; 15, adjusting bevel gear; 16, annular bevel gear; 17, cam; 18, auxiliary bevel gear; 19, first shock absorber; 20, limit ring; 21, second shock absorber; 22, limit push plate; 23 , positioning plate; 24, positioning frame; 25, mounting frame; 26, mounting plate; 27, main shaft; 28, fixed tripod; 29, windshield flywheel; 30, auxiliary gear; 31, wind guide plate; 32, auxiliary rack; 33, sliding plate; 34, limit frame; 35, third shock absorber; 36, magnetic block; 37, rotating arm; 38, spring connecting rod; 39, filling; 40, semicircular wind guide cover; 41, air inlet; 42, air outlet; 43, water inlet; 44, water outlet; 45, observation plate. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solution and advantages of the embodiments of the present invention more clear, the technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments.

[0027] Embodiment 1: The present invention provides a waste gas treatment system for aluminum alloy production, such as Figures 1 to 9As shown, it includes a protective shell 1, the inner surface of the protective shell 1 is fixedly connected with a bevel gear ring 2, the upper end of the bevel gear ring 2 is meshed with a lateral bevel gear 3, the end of the lateral bevel gear 3 away from the protective shell 1 is fixedly connected with a threaded screw 4, the outer surface of the threaded screw 4 is threadedly connected with a sliding frame 5, the bottom end of the sliding frame 5 is rotatably connected with a special-shaped rotating frame 6, the inner surface of the special-shaped rotating frame 6 is slidably connected with an adjusting rack 7, the outer surface of the special-shaped rotating frame 6 is fixedly connected with a roller frame 8, the inner surface of the top roller frame 8 is rotatably connected with an adjusting gear 9, the inner surfaces of the other roller frames 8 are rotatably connected with adjusting wheels 10, the outer surface of the adjusting rack 7 is meshed with the outer surface of the adjusting gear 9, and the adjusting gear The outer surfaces of 9 and the adjusting wheel 10 are fixedly connected with a nozzle 11, the outer surfaces of the adjusting gear 9 and the adjusting wheel 10 are rotatably connected with a linkage arm 12, the top of the adjusting rack 7 is fixedly connected with a limit plate 13, the inner surface of the limit plate 13 is slidably connected with the outer surface of the special-shaped rotating frame 6, the top bottom end of the sliding frame 5 is fixedly connected with a reset spring rod 14, the other end of the reset spring rod 14 is fixedly connected with the upper end of the adjusting gear 9, the inner surface of the sliding frame 5 is rotatably connected with an adjusting bevel gear 15, the outer surface of the special-shaped rotating frame 6 is fixedly connected with an annular bevel gear 16, the outer surface of the adjusting bevel gear 15 is meshed with the outer surface of the annular bevel gear 16, and the end of the adjusting bevel gear 15 away from the sliding frame 5 A cam 17 is fixedly connected, and the outer surface of the cam 17 abuts against the top of the limit plate 13. The inner surface of the sliding frame 5 is rotatably connected with an auxiliary bevel gear 18. The inner surface of the auxiliary bevel gear 18 is threadedly connected to the outer surface of the threaded screw 4. The end of the auxiliary bevel gear 18 away from the sliding frame 5 is fixedly connected with a first shock absorber 19, and the other end of the first shock absorber 19 is fixedly connected with a limit ring 20. The end of the sliding frame 5 away from the auxiliary bevel gear 18 is fixedly connected with a second shock absorber 21, and the other end of the second shock absorber 21 is fixedly connected with a limit push plate 22. The outer surface of the end of the threaded screw 4 close to the protective shell 1 is fixedly connected with a positioning plate 23, and the top of the sliding frame 5 is fixedly connected with a positioning frame 24. Through the meshing transmission between the bevel gear ring 2 and the lateral bevel gear 3, the external wind intake can drive the windshield flywheel 29, the auxiliary gear 30 and the threaded screw 4 to rotate in a circle, thereby driving the threaded screw 4 to rotate on itself, thereby driving the sliding frame 5 to slide on the threaded screw 4 through the threaded transmission between the sliding frame 5 and the threaded screw 4, and through the threaded transmission between the auxiliary bevel gear 18 and the threaded screw 4, when the sliding frame 5 moves, the auxiliary bevel gear 18 can be driven to rotate, thereby driving the adjusting bevel gear 15 and the annular bevel gear 16, and then when the nozzle 11 rotates in a circle, the angle of the nozzle 11 is synchronously adjusted through the abutment of the cam 17 and the limit plate 13, thereby improving the overall spraying uniformity and exhaust gas treatment effect.

[0028] like Figures 1 to 9As shown, the end of the threaded screw 4 away from the protective shell 1 is rotatably connected to a mounting frame 25, the bottom end of the mounting frame 25 is fixedly connected to a mounting plate 26, the middle of the mounting plate 26 is fixedly connected to a main shaft 27, the bottom outer surface of the main shaft 27 is rotatably connected to a fixed tripod 28, the outer edge of the fixed tripod 28 is fixedly connected to the inner surface of the protective shell 1, the upper outer surface of the main shaft 27 is fixedly connected to a windshield flywheel 29, the inner surface of the windshield flywheel 29 is rotatably connected to an auxiliary gear 30, and the end of the auxiliary gear 30 away from the main shaft 27 is fixedly connected to a guide The wind plate 31 and the outer surface of the auxiliary gear 30 are meshedly connected with an auxiliary rack 32, and the upper and lower ends of the auxiliary rack 32 are fixedly connected with a sliding plate 33. The outer surface of the main shaft 27 is fixedly connected with a limit frame 34, and the opposite surface of the adjacent limit frame 34 is fixedly connected with a third shock absorber 35, and the other end of the third shock absorber 35 is fixedly connected with a magnetic block 36, and the end of the magnetic block 36 away from the limit frame 34 is attracted by the magnetism of the sliding plate 33, and the inner surface of the positioning frame 24 and the inner surface of the bottom end of the sliding plate 33 are rotatably connected with a rotating arm 37, and the opposite surfaces of the adjacent rotating arms 37 are fixedly connected. A spring connecting rod 38 is fixedly connected, a filler 39 and a semicircular air guide hood 40 are fixedly connected to the inner surface of the protective shell 1, and the semicircular air guide hood 40 is located at the bottom end of the filler 39. The left side of the protective shell 1 is connected to an air inlet 41, and the top of the protective shell 1 is connected to an air outlet 42. The upper front end outer surface of the protective shell 1 is connected to a water inlet 43, and the lower front end outer surface of the protective shell 1 is connected to a water outlet 44. The front inner surface of the protective shell 1 is clamped with an observation plate 45. The rotating arm 37 and the fixed tripod 28 can be moved on the sliding frame 5. When it reaches the edges of both sides of the threaded screw 4, the bottom sliding plate 33 is pulled or squeezed, thereby driving the sliding plate 33 and the auxiliary rack 32 to move up and down, and the angle of the air guide plate 31 is adjusted by the meshing connection of the auxiliary gear 30 and the auxiliary rack 32, so that when the sliding frame 5 moves to the edge of the threaded screw 4, the overall steering of the sliding frame 5 is completed, thereby improving the overall functionality and stability. At the same time, through the magnetic connection between the magnetic block 36 and the sliding plate 33, the angle of the air guide plate 31 can be guaranteed to be stable when the middle part of the sliding frame 5 moves, thereby further improving the overall stability and reliability.

[0029] Working principle: the spray liquid will be introduced from the water inlet 43 and sprayed on the filler 39 through the nozzle 11. The spray liquid will flow from the filler 39 to the edge of the semicircular wind guide cover 40, increasing the contact area between the spray liquid and the exhaust gas, and enter the inner bottom end of the protective shell 1 through the outer surface of the semicircular wind guide cover 40, and send the exhaust gas into from the air inlet 41. Through the meshing transmission of the bevel gear ring 2 and the lateral bevel gear 3, the external wind intake can drive the windshield flywheel 29, the auxiliary gear 30 and the threaded screw 4 to rotate in a circle, thereby driving the threaded screw 4 to rotate on itself, thereby driving the sliding frame 5 to slide on the threaded screw 4 through the threaded transmission of the sliding frame 5 and the threaded screw 4, and through the threaded transmission of the auxiliary bevel gear 18 and the threaded screw 4, when the sliding frame 5 moves, the auxiliary bevel gear 18 can be driven to rotate, thereby driving the adjusting bevel gear 15 and the annular bevel gear 16, and then the nozzle 11 rotates in a circle. At the same time, through the abutment of the cam 17 and the limit plate 13, the angle of the nozzle 11 is synchronously adjusted to improve the overall spray uniformity and exhaust gas treatment effect. By providing a rotating arm 37 and a fixed tripod 28, when the sliding frame 5 moves to the two side edges of the threaded screw 4, the bottom sliding plate 33 can be pulled or squeezed, thereby driving the sliding plate 33 and the auxiliary rack 32 to move up and down. The angle of the air guide plate 31 is adjusted by the meshing connection of the auxiliary gear 30 and the auxiliary rack 32, so that when the sliding frame 5 moves to the edge of the threaded screw 4, the overall steering of the sliding frame 5 is completed, thereby improving the overall functionality and stability. At the same time, through the magnetic connection between the magnetic block 36 and the sliding plate 33, the angle of the air guide plate 31 can be guaranteed to be stable when the sliding frame 5 moves in the middle, thereby further improving the overall stability and reliability, completing the treatment of the exhaust gas, and the treated exhaust gas is discharged from the air outlet 42.

[0030] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them.

Claims

1. A waste gas treatment system for aluminum alloy production, characterized in that: The cam is connected with the gear train of the gear chain, and the cam is connected with the gear of the gear train at the bottom end of the gear chain, and the cam is connected with the gear train at the bottom end of the gear chain.

2. The exhaust gas treatment system for aluminum alloy production according to claim 1, characterized in that: The top end of the adjusting rack is fixedly connected to a limiting plate, the inner surface of the limiting plate is slidably connected to the outer surface of the special-shaped rotating frame, the top bottom end of the sliding frame is fixedly connected to a return spring rod, and the other end of the return spring rod is fixedly connected to the upper end of the adjusting gear.

3. The exhaust gas treatment system for aluminum alloy production according to claim 2, characterized in that: The inner surface of the sliding frame is rotatably connected with an adjusting bevel gear, the outer surface of the special-shaped rotating frame is fixedly connected with an annular bevel gear, the outer surface of the adjusting bevel gear is meshed with the outer surface of the annular bevel gear, and a cam is fixedly connected to the end of the adjusting bevel gear away from the sliding frame, and the outer surface of the cam abuts against the top of the limit plate.

4. The exhaust gas treatment system for aluminum alloy production according to claim 2, characterized in that: The inner surface of the sliding frame is rotatably connected with an auxiliary bevel gear, and the inner surface of the auxiliary bevel gear is threadedly connected to the outer surface of the threaded screw, and the end of the auxiliary bevel gear away from the sliding frame is fixedly connected to the first shock absorber, and the other end of the first shock absorber is fixedly connected to the limiting ring, the end of the sliding frame away from the auxiliary bevel gear is fixedly connected to the second shock absorber, and the other end of the second shock absorber is fixedly connected to the limiting push plate, the outer surface of one end of the threaded screw close to the protective shell is fixedly connected to the positioning plate, and the top end of the sliding frame is fixedly connected to the positioning frame.

5. The exhaust gas treatment system for aluminum alloy production according to claim 2, characterized in that: The end of the threaded screw away from the protective shell is rotatably connected to a mounting bracket, the bottom end of the mounting bracket is fixedly connected to a mounting plate, the middle of the mounting plate is fixedly connected to a main shaft, the outer surface of the bottom end of the main shaft is rotatably connected to a fixed tripod, and the outer edge of the fixed tripod is fixedly connected to the inner surface of the protective shell.

6. The exhaust gas treatment system for aluminum alloy production according to claim 5, characterized in that: The upper outer surface of the main shaft is fixedly connected to a windshield flywheel, the inner surface of the windshield flywheel is rotatably connected to an auxiliary gear, the end of the auxiliary gear away from the main shaft is fixedly connected to a wind guide plate, the outer surface of the auxiliary gear is meshingly connected to an auxiliary rack, and the upper and lower ends of the auxiliary rack are fixedly connected to sliding plates.

7. The exhaust gas treatment system for aluminum alloy production according to claim 6, characterized in that: The outer surface of the main shaft is fixedly connected to the limiting frame, and the opposite surface of the adjacent limiting frame is fixedly connected to the third shock absorber. The other end of the third shock absorber is fixedly connected to a magnetic block, and the end of the magnetic block away from the limiting frame is magnetically attracted to the sliding plate.

8. The exhaust gas treatment system for aluminum alloy production according to claim 7, characterized in that: The inner surface of the positioning frame and the inner surface of the bottom end of the sliding plate are rotatably connected with a rotating arm, and a spring connecting rod is fixedly connected between the opposite surfaces of adjacent rotating arms. The inner surface of the protective shell is fixedly connected with a filler and a semicircular air guide cover, and the semicircular air guide cover is located at the bottom end of the filler.

9. The exhaust gas treatment system for aluminum alloy production according to claim 2, characterized in that: The left side of the protective shell is connected to an air inlet, the top of the protective shell is connected to an air outlet, the upper front end outer surface of the protective shell is connected to a water inlet, the lower front end outer surface of the protective shell is connected to a water outlet, and the front inner surface of the protective shell is clamped with an observation plate.

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