Slagging-off device for pyrogenic process copper smelting

Abstract

The utility model discloses a slagging-off device for pyrogenic copper smelting, and belongs to the technical field of copper refining. The slagging-off device for pyrogenic copper smelting further comprises an air compressor fixedly connected to the electric cylinder. The upper side of the cutter sleeve is fixedly connected with the output end; the input end of the output end is connected with the output end of the air compressor; the output end of the output end is connected with the inner side of the knife sleeve; a motor II is fixedly arranged at the upper end of the cutter sleeve; the output end of the second motor is fixedly connected with a lead screw. The lead screw is in threaded connection with the scraper knife; the scraper knife is in sliding connection with the knife sleeve; by arranging the air compressor and the output end, the scraper knife is blown and sprayed through the output end, floating dust and residues attached to the scraper knife are cleaned away, meanwhile, the air flow speed near the scraper knife can be increased, deformation caused by overheating of a knife body is prevented, and the slagging-off efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of refined copper, and more specifically, relates to a slag skimming device for pyrometallurgical copper smelting. Background Art

[0002] A shaft furnace refers to an ultra-high power electric arc furnace with a vertical furnace body, a shaft on the furnace cover, and preheating scrap steel in the shaft using high-temperature waste gas discharged from an electric arc furnace. The furnace gas moves upward in the furnace and exchanges heat with the furnace charge in a countercurrent manner; in most shaft furnaces, the furnace charge is in direct contact with the fuel; the bottom of the shaft furnace is connected to a chute. A slag skimming port is provided on the chute, and slag skimming in this part requires manual operation. The operator holds a slag skimming tool to skim out the waste slag. Manual operation not only has low efficiency, occupies labor resources, but also has a high operating environment temperature and poses a safety risk.

[0003] For example, the slag skimming device with the patent application number CN202321122448.1 includes a bottom plate, a hydraulic rod, a support seat, an electric push rod, a slag rake assembly, and a cleaning assembly. Among them, the support seat is fixedly arranged on the upper surface of the bottom plate; a ball head seat is embedded in the upper surface of the support seat, and a universal ball is rotatably connected in the ball head seat. The universal ball is fixedly connected to the cylinder of the hydraulic rod through a sleeve; a chute is opened on the upper surface of the bottom plate, and a slider is slidably connected in the chute. A seat body is fixedly arranged on the slider, one end of the electric push rod is hinged to the seat body, and the other end of the electric push rod is hinged to the cylinder of the hydraulic rod; the slag rake assembly is arranged at the telescopic end of the hydraulic rod; the cleaning assembly is fixedly connected to the support seat. Thus, during the process of skimming slag from molten iron, the floating slag attached to the slag skimming piece can be cleaned in a timely manner, improving the efficiency and effect of slag skimming.

[0004] Although the above slag skimming device can clean the floating slag on the slag skimming piece, due to the poor cleaning effect, the slag skimming efficiency is low. Summary of the Utility Model

[0005] The utility model provides a slag skimming device for pyrometallurgical copper smelting to solve the above technical problems and improve the slag skimming efficiency.

[0006] A slag skimming device for pyrometallurgical copper smelting of the utility model includes a bottom plate; a screw rod is rotatably connected to the upper end of the bottom plate; the screw rod is threadedly connected to a slider; an electric cylinder is fixedly connected to the upper end of the slider; the output end of the electric cylinder is rotatably connected to a swivel joint; a tool holder is fixedly connected to the side of the swivel joint away from the electric cylinder; a bracket is arranged on the lower side of the electric cylinder close to the tool holder; the bracket is slidably connected to the electric cylinder; an air compressor fixedly connected to the electric cylinder is further included; an output end is fixedly connected to the upper side of the tool holder; the input end of the output end is connected to the output end of the air compressor; the output end of the output end is connected to the inner side of the tool holder; a motor two is fixedly arranged at the upper end of the tool holder; a lead screw is fixedly connected to the output end of the motor two; the lead screw is threadedly connected to a shovel; the shovel is slidably connected to the tool holder.

[0007] Preferably, a plurality of heat dissipation holes are formed in the side surface of the tool holder.

[0008] Preferably, the output end of the electric cylinder is fixedly connected to the first motor; the output end of the first motor is fixedly connected to the adapter.

[0009] Preferably, the third motor is fixedly arranged on the outer side of the bottom plate; the output end of the third motor is fixedly connected to the screw rod.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] (1) By providing the air compressor and the output end, and using the output end to blow and spray the scraping knife, while cleaning the floating dust and residues attached to the scraping knife, the air flow rate near the scraping knife can be increased, preventing the knife body from overheating and deforming, and improving the slag scraping efficiency; by providing the tool holder, the floating dust and residues on the scraping knife can be scraped off by the tool holder, improving the slag scraping efficiency;

[0012] (2) By providing the first motor, the third motor, the screw rod, and the slider, the adjustment of the extending length and the slag scraping angle of the scraping knife is improved, and the slag scraping efficiency is improved; by providing the electric cylinder, the extending length of the scraping knife is increased, the slag scraping efficiency is improved, and at the same time, the adaptability to different copper smelting furnaces is improved, and the slag scraping effect is increased. Brief Description of the Drawings

[0013] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0014] Figure 2 is a schematic diagram of the internal structure of the present utility model.

[0015] Explanation of the reference numerals in the drawings: 10, bottom plate; 11, screw rod; 12, slider; 13, electric cylinder; 14, bracket; 15, air compressor; 16, output end; 17, first motor; 18, adapter; 19, second motor; 20, tool holder; 21, lead screw; 22, scraping knife; 23, third motor; 24, heat dissipation hole. Detailed Embodiment

[0016] Specific Embodiment 1: Please refer to Figure 1-2A slag scraping device for pyrometallurgical copper smelting, comprising a bottom plate 10; a screw rod 11 is rotatably connected to the upper end of the bottom plate 10; the screw rod 11 is threadedly connected to a slider 12; an electric cylinder 13 is fixedly connected to the upper end of the slider 12; the output end of the electric cylinder 13 is rotatably connected to a swivel joint 18; a cutter sleeve 20 is fixedly connected to the side of the swivel joint 18 away from the electric cylinder 13; a bracket 14 is arranged on the lower side of the electric cylinder 13 close to the cutter sleeve 20; the bracket 14 is slidably connected to the electric cylinder 13; further comprising an air compressor 15 fixedly connected to the electric cylinder 13; an output end 16 is fixedly connected to the upper side of the cutter sleeve 20; the input end of the output end 16 is connected to the output end of the air compressor 15; the output end of the output end 16 is connected to the inner side of the cutter sleeve 20; a second motor 19 is fixedly arranged at the upper end of the cutter sleeve 20; a lead screw 21 is fixedly connected to the output end of the second motor 19; the lead screw 21 is threadedly connected to a scraping blade 22; the scraping blade 22 is slidably connected to the cutter sleeve 20; a plurality of heat dissipation holes 24 are formed in the side surface of the cutter sleeve 20; the output end of the electric cylinder 13 is fixedly connected to a first motor 17; the output end of the first motor 17 is fixedly connected to the swivel joint 18; a third motor 23 is fixedly arranged on the outer side of the bottom plate 10; the output end of the third motor 23 is fixedly connected to the screw rod 11; by arranging the air compressor 15 and the output end 16, and blowing and spraying the scraping blade 22 by the output end 16, while cleaning the floating dust and residues attached to the scraping blade 22, the air flow rate near the scraping blade 22 can be increased, preventing the blade body from overheating and deforming, and improving the slag scraping efficiency; by arranging the cutter sleeve 20, scraping off the floating dust and residues on the scraping blade 22 by the cutter sleeve 20, improving the slag scraping efficiency; by arranging the first motor 17, the third motor 23, the screw rod 11 and the slider 12, the adjustment of the extension length and slag scraping angle of the scraping blade 22 is improved, and the slag scraping efficiency is improved; by arranging the electric cylinder 13, the extension length of the scraping blade 22 is increased, the slag scraping efficiency is improved, and at the same time, the adaptability to different copper smelting furnaces is improved, and the slag scraping effect is increased.

[0017] During operation, start the third motor 23, the output end of the third motor 23 drives the screw rod 11 to rotate, and then the slider 12 moves forward, transporting the scraping blade 22 into the copper smelting furnace. Start the first motor 17, the first motor 17 rotates the swivel joint 18 to change the angle of the scraping blade 22; then start the second motor 19, the second motor 19 drives the lead screw 21 to rotate. After the scraping blade 22 extends, it gradually inserts into the copper slag. Then start the first motor 17 again, change the angle of the scraping blade 22 and shovel and hold the copper slag together. Start the third motor 23 again, retract the slider 12 backward and remove the copper slag.

[0018] Subsequently, start the air compressor 15. The output end of the air compressor 15 ejects compressed high-pressure gas from the output end 16. The high-pressure gas ejected from the output end 16 flushes off the dust and copper slag adhered to the shovel blade 22 and cools the blade body of the shovel blade 22 at the same time. When the slag removal is completed, start the second motor 19 to retract the shovel blade 22 inside the knife sheath 20. Subsequently, use the air compressor 15 to blow and spray the shovel blade 22 multiple times to cool the shovel blade 22 and remove the copper slag adhered thereto.

[0019] As used in the specification and claims, certain terms are used to refer to specific components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. The specification and claims of this application do not use the difference in names as a way to distinguish components, but use the difference in functions of components as the criterion for distinction. As mentioned throughout the specification and claims, the term "comprising" is an open-ended term and should be interpreted as "comprising but not limited to". "Substantially" means within an acceptable error range. Those skilled in the art can solve the technical problem within a certain error range and basically achieve the technical effect.

[0020] It should be noted that the term "including", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion, so that a commodity or system including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such commodity or system. Without further limitation, an element defined by the statement "including one..." does not exclude the existence of another identical element in the commodity or system including the said element.

[0021] The above description presents and describes several preferred embodiments of the present application. However, as mentioned above, it should be understood that the present application is not limited to the form disclosed herein, should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be changed within the scope of the application concept described herein through the above teachings or the technology or knowledge in the relevant field. And the changes and variations made by those skilled in the art that do not depart from the spirit and scope of the present application shall fall within the protection scope of the appended claims of the present application.

Claims

1. A slag skimming device for pyrometallurgical copper smelting, comprising a bottom plate (10); a screw rod (11) is rotatably connected to the upper end of the bottom plate (10); the screw rod (11) is threadedly connected to a slider (12); an electric cylinder (13) is fixedly connected to the upper end of the slider (12); the output end of the electric cylinder (13) is rotatably connected to a swivel joint (18); a tool holder (20) is fixedly connected to one side of the swivel joint (18) away from the electric cylinder (13); a bracket (14) is arranged on the lower side of the electric cylinder (13) near the tool holder (20); the bracket (14) is slidably connected to the electric cylinder (13); it is characterized in that, It further includes an air compressor (15) fixedly connected to the electric cylinder (13); the upper side of the tool sleeve (20) is fixedly connected to the output end (16); the input end of the output end (16) is connected to the output end of the air compressor (15); the output end of the output end (16) is connected to the inner side of the tool sleeve (20); a second motor (19) is fixedly arranged at the upper end of the tool sleeve (20); the output end of the second motor (19) is fixedly connected to a lead screw (21); the lead screw (21) is threadedly connected to a cutting blade (22); the cutting blade (22) is slidably connected to the tool sleeve (20).

2. The slag skimming device for pyrometallurgical copper smelting according to claim 1, characterized in that: A plurality of heat dissipation holes (24) are formed in the side surface of the tool sleeve (20).

3. The slag skimming device for pyrometallurgical copper smelting according to claim 1, characterized in that: The output end of the electric cylinder (13) is fixedly connected to a first motor (17); the output end of the first motor (17) is fixedly connected to a rotary joint (18).

4. A slag skimming device for pyrometallurgical copper smelting according to claim 1, characterized in that: A third motor (23) is fixedly arranged outside the bottom plate (10); the output end of the third motor (23) is fixedly connected to a screw rod (11).

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