CN210065875U - Crude copper production is with refining device - Google Patents

Abstract

The utility model discloses a blister copper production is with refining device relates to blister copper and refines equipment technical field, the induction cooker comprises a cooker bod, heating electrode is installed to the top of furnace body, feed hopper is installed in heating electrode's left side, the dust remover is installed on heating electrode's right side. The utility model discloses refining the completion back, the dust remover takes the inside waste heat air of furnace body out and filters the dust removal with the impurity in the air, make the hot-air that does not contain impurity and dust pass through the backheat pipe and carry to the inside and outside intermediate layer of furnace body, make the clearance that refines next keep warm to the furnace body inside, then the fan passes through the outlet duct with the interbedded hot-air of furnace body and takes out, make interbedded hot-air endless circulation inside and outside the furnace body, thereby keep the furnace body at higher temperature, compared prior art, neotype blister copper production is with refining the device and can get up more energy-concerving and environment-protective to the hot waste gas reuse in the stove, power consumption is reduced.

Description

A refining device for blister copper production

technical field

The utility model relates to the technical field of refining equipment for blister copper, in particular to a refining device for blister copper production.

Background technique

The pyrometallurgical copper smelting equipment is a kind of copper used for refining copper ore, and the pyrometallurgical copper smelting equipment of the present utility model is mainly composed of six parts: a furnace, an air duct, a blower, a screw elevator, a sedimentation tank and a controller. , With the development of science and technology, there are more and more types of pyro-copper smelting equipment, and the demand for pyro-copper smelting equipment is getting higher and higher. The submerged arc furnace is also called electric arc furnace or resistance electric furnace. It is mainly used for reducing smelting ores, carbonaceous reducing agents and solvents and other raw materials. It mainly produces ferrosilicon, ferromanganese, ferrochromium, ferrotungsten, silicon-manganese alloy and other ferroalloys, which are important industrial raw materials in the metallurgical industry and chemical raw materials such as calcium carbide. The load of the submerged arc furnace transformer is continuous and stable, the impedance voltage is low, the number of voltage regulation stages is large, and the level difference is small and the overload capacity is strong. It can be divided into on-load and non-excitation voltage regulation. Generally, the first few stages of constant capacity output and the last few stages of constant current output are controlled by the existing submerged arc furnace equipment relying on the operator's experience. Extensive, large power waste.

However, between the two refining times, the hot waste gas in the submerged arc furnace is not well utilized, which leads to a waste of energy, and at the same time, the temperature in the furnace decreases, and it needs to be reheated from a lower temperature, which consumes a lot of energy. electrical energy. Therefore, those skilled in the art provide a refining device for blister copper production to solve the problems raised in the above background art.

SUMMARY OF THE INVENTION

The purpose of the present utility model is to provide a refining device for blister copper production to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the utility model provides the following technical solutions:

A refining device for blister copper production includes a furnace body, a heating electrode is installed above the furnace body, a feeding funnel is installed on the left side of the heating electrode, and a dust collector is installed on the right side of the heating electrode, so the The gas outlet end of the dust collector is connected with a heat recovery pipe, the side wall of the furnace body is set to be double-layered, the heat recovery pipe is connected to the furnace body, and a discharge nozzle is arranged on the right side of the furnace body. A fan is installed on the left side of the body, and an air outlet pipe is connected to the air outlet end of the fan. The dust collector, the heating electrode, the fan and the hydraulic pump are all electrically connected with an external power source.

As a further solution of the present invention, a base is arranged below the furnace body, a rotating column is fixedly connected above the base, and the upper end of the rotating column is rotatably connected to the furnace body.

As a further solution of the present invention, a refining pool is arranged inside the furnace body, the bottom of the refining pool is arc-shaped, and the discharge nozzle is communicated with the refining pool.

As a further solution of the present invention, the outer side walls of the furnace body, the heat recovery pipe and the gas outlet pipe are all provided with a thermal insulation layer.

As a further solution of the present invention: the heating end of the heating electrode is along the inside of the furnace body, the number of the heating electrodes is two, and the two heating electrodes are symmetrically installed on the furnace body. above.

As a further solution of the present invention, a hydraulic pump is installed on the left side of the rotating column, the output end of the hydraulic pump is connected with a hydraulic pipe, and the hydraulic pipe is connected with a hydraulic rod, and the hydraulic rod is located in the hydraulic rod. On the left side of the pump, the upper end of the hydraulic rod is rotatably connected to the furnace body.

Compared with the prior art, the beneficial effect of the utility model is that after the refining is completed, the fan and the dust collector are started, and the dust collector will extract the waste heat air inside the furnace body and filter and dedust the impurities in the air. , so that the hot air without impurities and dust is transported to the inner and outer interlayers of the furnace body through the heat recovery pipe, so that the interior of the furnace body is kept warm during the next refining interval to prevent a large amount of heat loss, and then the fan will heat the inner and outer interlayers of the furnace body. The air is drawn out through the air outlet pipe, so that the hot air inside and outside the furnace body is continuously circulated, so as to keep the furnace body at a higher temperature. Compared with the existing technology, the new refining device for blister copper production can reuse the hot waste gas in the furnace. It is more energy-saving and environmentally friendly to use and reduces power consumption.

Description of drawings

Fig. 1 is the structural representation of a kind of refining device for blister copper production;

Fig. 2 is a kind of structural representation of furnace body in the refining device for blister copper production;

Figure 3 is a schematic structural diagram of a base in a refining device for blister copper production.

In the figure: 1. Base; 2. Rotating column; 3. Furnace body; 4. Discharge nozzle; 5. Heat recovery pipe; 6. Dust collector; 7. Heating electrode; 8. Feeding funnel; 9. Outlet pipe; 10 , fan; 11, hydraulic rod; 12, hydraulic pump; 13, hydraulic pipe; 14, refining pool.

Detailed ways

Please refer to FIGS. 1 to 3 , in the embodiment of the present invention, a refining device for blister copper production includes a furnace body 3 , a heating electrode 7 is installed above the furnace body 3 , and a feeding funnel is installed on the left side of the heating electrode 7 8. A dust collector 6 is installed on the right side of the heating electrode 7. The gas outlet end of the dust collector 6 is connected with a heat recovery pipe 5. The side wall of the furnace body 3 is set to be double-layered. A discharge nozzle 4 is arranged on the right side, a fan 10 is installed on the left side of the furnace body 3 , and an outlet pipe 9 is connected to the outlet end of the fan 10 . The dust collector 6, the heating electrode 7, the fan 10 and the hydraulic pump 12 are all electrically connected to the external power supply. After the refining of the present invention is completed, the fan 10 and the dust collector 6 are started. The waste heat air is extracted and the impurities in the air are filtered and dedusted, so that the hot air that does not contain impurities and dust is transported to the inner and outer interlayers of the furnace body 3 through the heat recovery pipe 5, so that the furnace body 3 is kept warm during the next refining interval. To prevent a large amount of heat loss, the fan 10 then draws out the hot air in the inner and outer layers of the furnace through the air outlet pipe, so that the hot air in the inner and outer layers of the furnace is continuously circulated, thereby maintaining the furnace body at a higher temperature. The refining device for blister copper production can reuse the hot waste gas in the furnace to be more energy-saving and environmentally friendly, and reduce power consumption.

The bottom of the furnace body 3 is provided with a base 1, the upper part of the base 1 is fixedly connected with a rotating column 2, and the upper end of the rotating column 2 is rotatably connected to the furnace body 3, as shown in FIG. First, the furnace body 3 is tilted around the rotating column 2, and the molten copper in the molten state inside the furnace body 3 is poured out, so as to complete the extraction of the blister copper.

The interior of the furnace body 3 is provided with a refining pool 14, the bottom of the refining pool 14 is arc-shaped, and the discharge nozzle 4 is communicated with the refining pool 14. As shown in FIG. 3, when in use, since the bottom of the refining pool 14 is arc-shaped, When the furnace body 3 is tilted around the rotating column 2, the blister copper inside the refining pool 14 is poured out from the discharge nozzle 4, and the bottom of the refining pool 14 is arc-shaped, so that no blister copper remains.

The outer side walls of the furnace body 3, the heat recovery pipe 5 and the gas outlet pipe 9 are all provided with thermal insulation layers. When in use, the thermal insulation layers on the outer side walls of the furnace body 3, the heat recovery pipe 5 and the gas outlet pipe 9 can keep the temperature of the hot air constant during the transportation process. It will reduce too fast, thereby improving the utilization rate of hot air, and it is more energy-saving and environmentally friendly to use.

The heating end of the heating electrode 7 is along the inside of the furnace body 3. The number of heating electrodes 7 is two, and the two heating electrodes 7 are symmetrically installed above the furnace body 3. When refining, the blister copper ore is first The stone raw material is added from the feeding funnel 8, and then the raw material reaches the inside of the furnace body 3, and the heating electrode 7 is connected to the power supply, and the heating electrode 7 heats the ore inside, thereby completing the extraction of blister copper.

A hydraulic pump 12 is installed on the left side of the rotating column 2, the output end of the hydraulic pump 12 is connected with a hydraulic pipe 13, the hydraulic pipe 13 is connected with a hydraulic rod 11, the hydraulic rod 11 is located on the left side of the hydraulic pump 12, and the upper end of the hydraulic rod 11 rotates Connected to the furnace body 3, as shown in FIG. 3, when in use, after the refining is completed, the hydraulic pump 12 is started, and the hydraulic pump 12 drives the hydraulic rod 11 to extend through the hydraulic pipe 13, so as to move the left side of the furnace body 3 upward. Lifting, at this time, the furnace body 3 is tilted around the rotating column 2, and the molten copper in the molten state inside the furnace body 3 is poured out, so as to complete the extraction of the blister copper.

The working principle of the utility model is as follows: when refining, the raw copper ore raw material is firstly added from the feeding funnel 8, and then the raw material reaches the inside of the furnace body 3, the heating electrode 7 is connected to the power supply, and the heating electrode 7 The ore inside is heated to complete the extraction of blister copper. When the refining is completed, the hydraulic pump 12 is started, and the hydraulic pump 12 drives the hydraulic rod 11 to extend through the hydraulic pipe 13, thereby lifting the left side of the furnace body 3 upwards. At this time, the furnace body 3 is first tilted around the rotating column 2, and the molten copper in the molten state inside the furnace body 3 is poured out. When the furnace body 3 is tilted around the rotating column 2, the crude copper in the refining pool 14 is removed The discharge nozzle 4 is poured out, and the bottom of the refining pool 14 is arc-shaped, so that there will be no blister copper residue. After the refining is completed, the fan 10 and the dust collector 6 are started up in the present invention. The waste heat air is extracted and the impurities in the air are filtered and dedusted, so that the hot air that does not contain impurities and dust is transported to the inner and outer interlayers of the furnace body 3 through the heat recovery pipe 5, so that the furnace body 3 is kept warm during the next refining gap. , to prevent a large amount of heat loss, and then the fan 10 draws out the hot air in the inner and outer layers of the furnace through the air outlet pipe, so that the hot air in the inner and outer layers of the furnace is continuously circulated, thereby maintaining the furnace body at a higher temperature. Compared with the prior art, The new refining device for blister copper production can reuse the hot waste gas in the furnace to be more energy-saving and environmentally friendly, and reduce power consumption.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. The technical solution of the utility model and its utility model concept are equivalently replaced or changed, and should be covered within the protection scope of the present utility model.

Claims (6)

1. The utility model provides a blister copper production is with refining device, includes furnace body (3), its characterized in that, heating electrode (7) are installed to the top of furnace body (3), feed hopper (8) are installed in the left side of heating electrode (7), dust remover (6) are installed on the right side of heating electrode (7), the end intercommunication of giving vent to anger of dust remover (6) has backheat pipe (5), the lateral wall of furnace body (3) sets up to the bilayer, backheat pipe (5) communicate in furnace body (3), the right side of furnace body (3) is provided with ejection of compact mouth (4), fan (10) are installed in the left side of furnace body (3), the end of giving vent to anger of fan (10) is connected with outlet duct (9), dust remover (6), heating electrode (7), fan (10) and hydraulic pump (12) all with outside power electric connection.

2. The refining device for the blister copper production according to claim 1, wherein a base (1) is arranged below the furnace body (3), a rotating column (2) is fixedly connected to the upper side of the base (1), and the upper end of the rotating column (2) is rotatably connected to the furnace body (3).

3. The refining device for producing blister copper according to claim 1, wherein the furnace body (3) is internally provided with a refining pool (14), the bottom of the refining pool (14) is arc-shaped, and the discharging nozzle (4) is communicated with the refining pool (14).

4. The refining device for the blister copper production according to claim 1, wherein the outer side walls of the furnace body (3), the heat return pipe (5) and the gas outlet pipe (9) are all provided with heat insulation layers.

5. The refining device for blister copper production according to claim 1, wherein the heating ends of the heating electrodes (7) extend to the inside of the furnace body (3), the number of the heating electrodes (7) is two, and the two heating electrodes (7) are symmetrically arranged above the furnace body (3).

6. The refining device for the blister copper production according to claim 2, wherein a hydraulic pump (12) is installed on the left side of the rotating column (2), a hydraulic pipe (13) is connected to the output end of the hydraulic pump (12), the hydraulic pipe (13) is communicated with a hydraulic rod (11), the hydraulic rod (11) is located on the left side of the hydraulic pump (12), and the upper end of the hydraulic rod (11) is rotatably connected to the furnace body (3).

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