CN210458322U

CN210458322U - Production device of anode copper

Info

Publication number: CN210458322U
Application number: CN201920699923.9U
Authority: CN
Inventors: 崔志祥; 王智; 王海滨; 边瑞民; 崔文昭; 侯鹏; 杜武钊; 郑军涛; 孙云强; 张玉杰; 付磊; 陈永鑫
Original assignee: Dongying Lufang Metal Material Co ltd; Shandong Fangyuan Nonferrous Metals Science & Technology Co ltd; Dongying Fangyuan Non Ferrous Metals Co ltd
Current assignee: Dongying Lufang Metal Material Co ltd; Shandong Fangyuan Nonferrous Metals Science & Technology Co ltd; Dongying Fangyuan Non Ferrous Metals Co ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-05-05
Anticipated expiration: 2029-05-16

Abstract

A production device of anode copper is of a horizontal rotary furnace structure, wherein a flue port is positioned at one end, close to a feeding port, of the upper side of a furnace body; the oxygen lances are arranged in double rows below the furnace body along the axial direction of the furnace body, the included angle between the oxygen lances and the vertical direction is in the range of-30 degrees to 30 degrees, the included angle between the lance axes of the two rows of oxygen lances is more than 10 degrees and less than 20 degrees, and the distance between two adjacent oxygen lances in a single row is in the range of 0.5-1.5 m; the furnace body is supported on a foundation by two carrier rollers; the feed inlet is positioned in the center of the end face of one end of the furnace body and is coaxial with the furnace body of the horizontal rotary furnace; the whole feed inlet is cylindrical, the end part of the feed inlet is closed, the upper side of the feed inlet is opened, and refractory bricks are built inside the feed inlet; two slag discharge ports are uniformly distributed at one end of the side part of the furnace body close to the first copper discharge port; the first copper discharging port is positioned below the axis of the end face at the other end of the furnace body charging opening, and the second copper discharging port is positioned on one side below the slag discharging opening; has the advantages that the production efficiency is improved; the start and stop of the process operation have no influence on the feeding operation of the high-temperature liquid material.

Description

Production device of anode copper

Technical Field

The utility model relates to a metallurgical device, in particular to a production device of anode copper.

Background

The existing anode copper production device is provided with a fixed reverberatory furnace, a rotary anode furnace, a tilting furnace and the like. The furnace body can not rotate and can only feed materials in batches through a feed inlet on the side part above the furnace body; the rotary anode furnace is added with liquid blister copper through a feeding port at the belly of the furnace body by copper cladding or added with high copper-containing materials in batches by a hopper. The existing anode copper production device is mainly used for treating high-grade copper-containing materials such as liquid blister copper, scrap copper, blister copper, residual anode and the like, and requires that the sulfur content of the materials entering a furnace is low, the material addition is discontinuous, and the feeding and gas supply operations cannot be carried out simultaneously.

Disclosure of Invention

The utility model aims to avoid the defects of the prior art and provide a production device of anode copper.

The technical scheme of the utility model is that: a production device of anode copper is of a horizontal rotary furnace structure and comprises a furnace body, a feed inlet, a flue port, a carrier roller, an oxygen lance, a production position slag discharge port, a safety position slag discharge port, a first copper discharge port and a second copper discharge port, wherein the flue port is positioned at one end, close to the feed inlet, of the upper side of the furnace body; the oxygen lances are arranged in double rows below the furnace body along the axial direction of the furnace body, the included angle between the oxygen lances and the vertical direction is in the range of-30 degrees to 30 degrees, the included angle between the lance axes of the two rows of oxygen lances is more than 10 degrees and less than 20 degrees, and the distance between two adjacent oxygen lances in a single row is in the range of 0.5-1.5 m; the furnace body is supported on the foundation by two carrier rollers, one end of one carrier roller is provided with a motor, a gear rotates, and the furnace body rotates along the axis; the feed inlet is positioned in the center of the end face of one end of the furnace body and is coaxial with the furnace body of the horizontal rotary furnace; the whole feed inlet is cylindrical, the end part of the feed inlet is closed, the upper side of the feed inlet is opened, and refractory bricks are built inside the feed inlet; two slag discharge ports are uniformly distributed at one end of the side part of the furnace body close to the first copper discharge port; the two copper placing ports are arranged, the first copper placing port is located below the axis of the end face of the other end of the furnace body feeding port, and the second copper placing port is located on one side below the slag discharging port.

The upper part of the flue port is provided with a cold material feeding port,

the opening angle of the feed inlet is between 100 and 120 degrees, and high-temperature liquid materials can be continuously and stably added into the furnace.

The high-temperature liquid material is matte, white matte or liquid blister copper.

And a sliding cover is arranged above the feed port and fixed, and the sliding cover and the feed port slide relatively when the furnace body rotates.

The interior of the feed inlet is of a smooth structure, the feed inlet is inclined downwards into the furnace, and the included angle between the feed inlet and the horizontal direction is 3-10 degrees.

The slag discharging port comprises a production slag discharging port and a safe slag discharging port, when the rotary furnace is positioned at a production position, the production slag discharging port is positioned at one side of the side part of the furnace body close to the first copper discharging port, and the safe slag discharging port is positioned at one side of the upper part of the furnace body close to the first copper discharging port; when the horizontal rotary furnace is rotated out to a safe position, the safe slag discharging port is in a horizontal position.

And the second copper discharge port is positioned on one side below the safety position slag discharge port.

Compared with the prior art, the utility model discloses a blowing feeding, ventilation converting feeding mutually noninterfere no matter in the smart stove of fire is in the production position of blowing or the safe position homoenergetic of blowing realizes that high temperature liquid material steadily gets into the stove in succession, and the slag refining furnace body of discharging in succession has improved production efficiency. When the furnace body rotates between the safety position and the production position, the high-temperature liquid material of the upper flow pipe can continuously flow into the hot material port; compare with current positive pole copper apparatus for producing, the utility model discloses a start of technology operation stops, has not influenced the reinforced operation of high temperature liquid material.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

Fig. 2 is a schematic view of the structure of the feed inlet of the present invention.

FIG. 3 is a schematic structural view of a copper discharge port and a slag discharge port.

Wherein: 1 is a feed inlet, 2 is a flue port, 3 is a furnace body, 4 is a production position slag discharge port, 5 is a first copper discharge port, 6 is an oxygen lance, 7 is a carrier roller, 8 is a safety position slag discharge port, and 9 is a second copper discharge port.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the drawings.

A production device of anode copper is of a horizontal rotary furnace structure and comprises a furnace body 3, a feed inlet 1, a flue port 2, a carrier roller 7, an oxygen lance 6, a production position slag discharge port 4, a safety position slag discharge port 8, a first copper discharge port 5 and a second copper discharge port 9, wherein the flue port 2 is positioned at one end, close to the feed inlet 1, of the upper side of the furnace body 3; the oxygen lances 6 are arranged in double rows below the furnace body 3 along the axial direction of the furnace body 3, the included angle between the oxygen lances 6 and the vertical direction is in the range of-30 degrees to 30 degrees, the included angle between the lance axes of the two rows of oxygen lances 6 is more than 10 degrees and less than 20 degrees, and the distance between two adjacent oxygen lances 6 in a single row is in the range of 0.5-1.5 m; the furnace body 3 is supported on the foundation by two carrier rollers 7, wherein one end of one carrier roller 7 is provided with a motor, a gear rotates, and the furnace body 3 rotates along the axis; the feed inlet 1 is positioned at the center of the end face of one end of the furnace body 3 and is coaxial with the furnace body 3 of the horizontal rotary furnace; the whole feed inlet 1 is cylindrical, the end part is closed, the upper side is opened, and refractory bricks are built inside; two slag discharging ports are uniformly distributed at one end of the side part of the furnace body 3 close to the first copper discharging port 5; the two copper discharging ports are arranged, the first copper discharging port 5 is positioned below the axis of the end face at the other end of the charging port of the furnace body 3, and the second copper discharging port 9 is positioned on one side below the slag discharging port.

The upper part of the flue port 2 is provided with a cold material feeding port,

the opening angle of the feed inlet 1 is between 100 and 120 degrees, and high-temperature liquid materials are added.

A sliding cover is arranged above the feed port 1 and fixed, and the sliding cover and the feed port 1 slide relatively when the furnace body 3 rotates.

The feed inlet 1 is internally of a smooth structure, and is inclined downwards into the furnace, and the included angle between the feed inlet and the horizontal direction is 3-10 degrees.

The slag discharging port comprises a production slag discharging port and a safety slag discharging port, when the rotary furnace is positioned at a production position, the production slag discharging port is positioned at one side of the side part of the furnace body 3 close to the first copper discharging port 5, and the safety slag discharging port is positioned at one side of the upper part of the furnace body 3 close to the first copper discharging port 5; when the horizontal rotary furnace is rotated out to a safe position, the safe slag discharging port is in a horizontal position.

And the second copper discharge port 9 is positioned on one side below the safety position slag discharge port 8.

Starting the fire refining furnace to be at a safe position, rotating out the oxygen lance 6 at the bottom, enabling copper matte to enter the fire refining furnace through the feeding hole 1, rotating the fire refining furnace to a production position to continue feeding and starting the oxygen lance 6 to ventilate for converting after the liquid level in the furnace reaches a certain height, stopping feeding after the liquid level reaches the production position slag discharging port 4, and enabling the production position slag discharging port 4 to rotate in real time to discharge slag according to the liquid level in the furnace; after blowing, the fire refining furnace is rotated to a safe position, the oxygen lance 6 is rotated out of the cleaning oxygen lance 6, and the safe slag discharge port is used for discharging slag after the desulfurization period of the fire refining furnace is finished.

After cleaning the oxygen lance 6, the fire refining furnace is turned back to the production position for reduction operation, and the oxygen lance 6 is filled with reducing gas; after reduction is finished, the fire refining furnace is rotated to a safe position, and the oxygen lance 6 is rotated out to stop ventilation; the slag discharging port 8 is arranged at a safe position for discharging slag, and then the second copper discharging port 9 is opened for discharging copper for casting the anode plate.

Under special conditions, only one fire refining furnace works, and the fire refining furnace can only carry out continuous converting operation and does not carry out reduction.

At the moment, the fire refining furnace is always positioned at a production position, the feeding port 1 feeds continuously, the oxygen lance 6 blows oxygen-enriched air to perform continuous converting, the slag discharge port 4 at the production position discharges slag in real time, and the first copper discharge port 5 continuously discharges blister copper.

The process flow comprises the following steps: opening a copper matte outlet, starting the fine smelting furnace to be in a safe position, rotating out an oxygen lance 6 at the bottom, enabling copper matte to enter the fine smelting furnace through a feed inlet 1, rotating the fine smelting furnace to a production position to continue feeding after the liquid level in the furnace reaches a certain height, and blocking the copper matte outlet to close the feed inlet 1 and stop feeding after the liquid level reaches a production slag discharge port; after the furnace is shifted to a production position, the oxygen lance 6 at the bottom of the heat refining furnace can realize the introduction and switching of four gases according to the process requirements, the nitrogen/natural gas is introduced into the outer layer, the oxygen and the air are introduced into the inner layer, the flow control of the gases is controlled by a control system, the continuous oxidation, slag discharge and reduction operation of the matte is realized, the anode copper is directly produced, and the anode plate can be directly cast after the process is finished.

Claims

1. A production device of anode copper is of a horizontal rotary furnace structure and comprises a furnace body (3), a feed inlet (1), a flue opening (2), a carrier roller (7), an oxygen lance (6), a production position slag discharge opening (4), a safety position slag discharge opening (8), a first copper discharge opening (5) and a second copper discharge opening (9), wherein the flue opening (2) is positioned at one end, close to the feed inlet (1), of the upper side of the furnace body (3); the oxygen lances (6) are arranged in double rows below the furnace body (3) along the axial direction of the furnace body (3), the included angle between the oxygen lances (6) and the vertical direction is in the range of-30 degrees to 30 degrees, the included angle between the lance axes of the two rows of oxygen lances (6) is more than 10 degrees and less than 20 degrees, and the distance between two adjacent oxygen lances (6) in a single row is in the range of 0.5-1.5 m; the furnace body (3) is supported on the foundation by two carrier rollers (7), one end of one carrier roller (7) is provided with a motor, a gear rotates, and the furnace body (3) rotates along the axis; the device is characterized in that the feed inlet (1) is positioned at the center of the end face of one end of the furnace body (3) and is coaxial with the furnace body (3) of the horizontal rotary furnace; the feeding hole (1) is integrally cylindrical, the end part of the feeding hole is closed, the upper side of the feeding hole is opened, and refractory bricks are built inside the feeding hole; two slag discharge ports are uniformly distributed at one end of the side part of the furnace body (3) close to the first copper discharge port (5); the two copper discharge ports are arranged, the first copper discharge port (5) is positioned below the axis of the end face at the other end of the charging port of the furnace body (3), and the second copper discharge port (9) is positioned on one side below the slag discharge port.

2. The apparatus for producing anode copper according to claim 1, wherein a cold charge inlet is provided at an upper portion of the flue port (2).

3. The production device of anode copper according to claim 1, characterized in that the opening angle of the feed inlet (1) is between 100-120 degrees, and the high temperature liquid material can be continuously and stably fed into the furnace.

4. The apparatus for producing anode copper according to claim 3, wherein the high temperature liquid material is matte, white matte or liquid blister copper.

5. The production device of anode copper according to claim 1, wherein a sliding cover is arranged above the feed inlet (1), the sliding cover is fixed, and the sliding cover slides relative to the feed inlet (1) when the furnace body (3) rotates.

6. The apparatus for producing anode copper according to claim 1, wherein the inside of the feed inlet (1) is smooth and inclined downward into the furnace at an angle of 3-10 ° to the horizontal.

7. The apparatus for producing anode copper according to claim 1, wherein: the slag discharging port comprises a production slag discharging port and a safe slag discharging port, when the rotary furnace is positioned at a production position, the production slag discharging port is positioned at one side of the side part of the furnace body (3) close to the first copper discharging port (5), and the safe slag discharging port is positioned at one side of the upper part of the furnace body (3) close to the first copper discharging port (5); when the horizontal rotary furnace is rotated out to a safe position, the safe slag discharging port is in a horizontal position.

8. The production device of anode copper according to claim 1, characterized in that the second copper discharging port (9) is positioned at one side below the safety position slag discharging port (8).