CN110701904A

CN110701904A - Non-ferrous metal smelting furnace

Info

Publication number: CN110701904A
Application number: CN201911032517.8A
Authority: CN
Inventors: 鲁帅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-01-17

Abstract

The invention discloses a non-ferrous metal smelting furnace, which is characterized in that: the smelting device comprises a feeding mechanism, an inclined channel, a smelting mechanism, a heat regeneration mechanism and a settling chamber, wherein the inclined channel is communicated with the feeding mechanism at a position close to the top end of the inclined channel, the top end of the inclined channel is communicated with an air inlet of the settling chamber, the smelting mechanism comprises a smelting chamber, an air inlet pipe and a flame gun, one side of the smelting chamber is communicated with the bottom end of the inclined channel, the other side of the smelting chamber is provided with a slag outlet and a liquid outlet, the top of the smelting chamber is communicated with the air inlet pipe, the heat regeneration mechanism comprises an air blower and a coiled pipe, the coiled pipe is fixed in the settling chamber, the air inlet of the coiled pipe penetrates out of the settling chamber and is communicated with an air outlet of the air blower, and an air outlet of the coiled pipe: the waste of more heat energy is avoided, the energy loss in smelting is reduced, the overall smelting efficiency is improved, and the smelting cost is reduced.

Description

Non-ferrous metal smelting furnace

Technical Field

The invention relates to the technical field of metal smelting, in particular to a non-ferrous metal smelting furnace.

Background

The nonferrous metal needs to be separated from the ore in a high-temperature smelting mode, the nonferrous metal needs to continuously convey air into a smelting chamber in the high-temperature smelting process, the air is utilized, the heat is large and the impurities are more, the air can be discharged after the steps of cooling, settling, dust removal and the like are carried out, the air with the large heat is mainly naturally cooled, the efficiency is low, the large heat energy waste is caused, the smelting cost of the nonferrous metal is improved, and therefore the improvement is needed.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the technical defects and provides the non-ferrous metal smelting furnace with energy conservation and high efficiency.

In order to achieve the purpose, the invention adopts the technical scheme that: a non-ferrous metal smelting furnace comprises a feeding mechanism, an inclined channel, a smelting mechanism, a heat regeneration mechanism and a settling chamber, wherein the inclined channel is communicated with the feeding mechanism at a position close to the top end of the inclined channel, the top end of the inclined channel is communicated with an air inlet of the settling chamber, an air outlet of the settling chamber is communicated with an external dust removal device, the smelting mechanism comprises a smelting chamber, an air inlet pipe and a flame gun, one side of the smelting chamber is communicated with the bottom end of the inclined channel, the other side of the smelting chamber is provided with a slag outlet and a liquid outlet, the liquid outlet is positioned below the slag outlet, the top of the smelting chamber is communicated with the air inlet pipe, the air inlet pipe is provided with a one-way valve, the flame gun is communicated with the air inlet pipe, the communication position of the flame gun is positioned between a one-way valve and the smelting chamber, the heat regeneration mechanism comprises an air blower and a coiled pipe, the coiled pipe is, the air outlet of the coiled pipe is communicated with the air inlet pipe, and the communicated position of the air outlet of the coiled pipe is positioned at the front end of the conduction direction of the one-way valve.

Feed mechanism comprises driving motor, feeding auger, feedstock channel and feeder hopper, feedstock channel is last to be close to its front end department and feeder hopper intercommunication, the rear end intercommunication that is close to its top department and feedstock channel on the slope passageway, the feeding auger rotates in feedstock channel, and its direction of advance is by feedstock channel's front end towards feedstock channel's rear end, driving motor fixes at feedstock channel's front end, and output shaft and feeding auger transmission on it are connected.

And a partition plate is fixedly arranged in the settling chamber and is positioned between the air inlet and the air outlet of the settling chamber.

And a discharge door is arranged at the bottom of the settling chamber.

After adopting the structure, compared with the prior art, the invention has the advantages that: the utility model provides a non ferrous metal smelting furnace has included feed mechanism, the slope passageway, smelt the mechanism, parts such as backheat mechanism, through feed mechanism, the feeding in the melting chamber is realized to the cooperation of slope passageway etc., through the intake pipe, the high temperature combustion in the melting chamber is realized to the cooperation of parts such as flame gun, the settlement of waste gas is realized to the cooperation through parts such as settling chamber, through the coiled pipe, thermal reuse in the settling chamber is realized to the cooperation of parts such as air-blower, the waste of more heat energy has been avoided, reduce the loss of the energy in the smelting, improve the overall efficiency of smelting, reduce the smelting cost.

Drawings

FIG. 1 is a schematic view showing the construction of a non-ferrous metal melting furnace according to the present invention.

As shown in the figure: 1. the device comprises a feeding mechanism, 2, an inclined channel, 3, a smelting mechanism, 4, a heat regeneration mechanism, 5, a settling chamber, 6, a smelting chamber, 7, an air inlet pipe, 8, a flame gun, 9, a slag outlet, 10, a liquid outlet, 11, a one-way valve, 12, an air blower, 13, a coiled pipe, 14, a driving motor, 15, a feeding auger, 16, a feeding channel, 17, a feeding hopper, 18, a partition plate, 19 and a discharge door.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention, and the present invention is further described with reference to the accompanying drawings and embodiments.

Example, see figure 1:

a non-ferrous metal smelting furnace comprises a feeding mechanism 1, an inclined channel 2, a smelting mechanism 3, a heat regeneration mechanism 4 and a settling chamber 5, wherein the feeding mechanism 1, the smelting mechanism 3, the heat regeneration mechanism 4 and the settling chamber 5 are all fixedly arranged on an operation platform, the inclined channel 2 is communicated with the feeding mechanism 1 near the top end thereof, the inclined channel 2 is provided with a feeding hole near the top end thereof, the inclined channel 2 is provided with a gas outlet at the top end thereof, the inclined channel 2 is provided with a discharging hole at the bottom end thereof and a gas inlet at the bottom end thereof, the inclined channel 2 can be made of 310S stainless steel material, the feeding mechanism 1 is used for conveying materials into the inclined channel 2, further, the feeding mechanism 1 is composed of a driving motor 14, a feeding auger 15, a feeding channel 16 and a feeding hopper 17, the feeding channel 16 is communicated with the hopper 17 near the front end thereof, the feeding hopper 17 is positioned above the feeding channel 16, the material is put into the feed hopper 17 and then enters the feed channel 16, the feed channel 16 is a cylinder structure, the front end of the feed channel 16 is a closed structure, the rear end of the feed channel is an open structure, the inclined channel 2 is close to the top end and is communicated with the rear end of the feed channel 16, the feed packing auger 15 rotates in the feed channel 16, the advancing direction of the feed packing auger is from the front end of the feed channel 16 to the rear end of the feed channel 16, the front end of the feed packing auger 15 is connected with the front end of the feed channel 16 through a bearing, a connecting plate can be fixed at the rear end of the feed channel 16, the rear end of the feed packing auger 15 is connected with the connecting plate through a bearing, the feed packing auger 15 rotates to drive the material to move from the front end of the feed channel 16 to the rear end of the feed channel 16 and then enter the inclined channel 2, the driving motor 14 is fixed at the front end of the feed channel 16, and the output, a speed reducer can be installed between the driving motor 14 and the feeding auger 15, the driving motor 14 rotates to drive the speed reducer to rotate, and the speed reducer drives the feeding auger 15 to rotate. The top end of the inclined channel 2 is communicated with the air inlet of the settling chamber 5, the air inlet of the settling chamber 5 is positioned at the top end of one side of the settling chamber, the air outlet of the settling chamber 5 is positioned at the top end of the other side of the settling chamber, the air outlet of the settling chamber 5 is communicated with an external dust removal device, the external dust removal device can adopt a dust remover which is used for removing dust in the gas discharged from the settling chamber 5, furthermore, a partition plate 18 is fixedly arranged in the settling chamber 5, the partition plate 18 is positioned between the air inlet and the air outlet of the settling chamber 5, the upper end of the partition plate 18 is fixed at the top of the settling chamber 5, and a gap exists between the lower end of the partition plate 18 and the bottom of the settling. Further, the bottom of settling chamber 5 is equipped with discharge door 19, and discharge door 19 articulates in settling chamber 5's bottom one side, and impurity is piled up in settling chamber 5's bottom after subsiding in settling chamber 5, and the user carries out the clearance of impurity through opening discharge door 19. The smelting mechanism 3 is composed of a smelting chamber 6, an air inlet pipe 7 and a flame gun 8, one side of the smelting chamber 6 is communicated with the bottom end of the inclined channel 2, the other side of the smelting chamber is provided with a slag outlet 9 and a liquid outlet 10, the liquid outlet 10 is positioned below the slag outlet 9, the smelting chamber 6 can be made of carbon steel materials, materials conveyed into the inclined channel 2 by the feeding mechanism 1 slide into the smelting chamber 6, the smelting chamber 6 is used for smelting the materials, smelted molten metal is discharged from the liquid outlet 10, impurities floating on the upper layer of the molten metal are discharged from the slag outlet 9, wherein the liquid outlet 10 is communicated with an external molten metal processing device, the height of the liquid outlet is matched with the height of the molten metal in the smelting chamber 6 to ensure the discharge of the molten metal, the slag outlet 9 is communicated with an external impurity processing device, and the height of the liquid outlet is matched with the height of the impurities in the smelting chamber 6, in order to guarantee the discharge of impurity, smelt the top and the intake pipe 7 intercommunication of room 6, intake pipe 7 can set up a plurality ofly, guarantees to smelt the even air admission in the room 6, and intake pipe 7 can let in the air that has pressure, and its implementation can be: install the air-blower at the front end of intake pipe 7, the air-blower blows in the room 6 of smelting with natural wind by intake pipe 7 in, wherein, natural wind preheats through the heater strip before getting into intake pipe 7, and intake pipe 7 still lets in the fuel that has pressure, and its implementation can be: an oil pump is arranged at the front end of an air inlet pipe 7, the oil pump conveys fuel oil into a smelting chamber 6 from the air inlet pipe 7, wherein the fuel oil can be gasoline, diesel oil, biological oil and the like, the fuel oil is used as fuel oil in the smelting chamber 6, during smelting, the fuel oil is firstly input into the smelting chamber 6, then air is continuously input into the smelting chamber 6 to ensure continuous combustion in the smelting chamber 6, a two-position three-way valve is arranged at the front end of the air inlet pipe 7 to ensure the switching of the air inlet pipe 7 between air inlet and oil inlet, a one-way valve 11 is arranged on the air inlet pipe, the one-way valve 11 can avoid the backflow of the air, the fuel oil and the like in the smelting chamber 6 to ensure the integral safety, a fire nozzle of the fire gun 8 is communicated with the air inlet pipe 7, the communication position of the fire nozzle 8 is positioned between the one-way valve 11 and the smelting chamber 6, the fire gun 8 is used for ignition, the flame sprayed by the flame gun 8 also enters the smelting chamber 6, the fuel oil in the smelting chamber 6 starts to burn under the action of the flame and the air, the high temperature in the smelting chamber 6 is realized, the hot air pressure generated after the combustion in the smelting chamber 6 is larger, the molten metal and impurities can be easily discharged under the action of the hot air, the hot air with dust and impurities enters the settling chamber 5 from the inclined channel 2 for settling, the heat regenerative mechanism 4 is composed of an air blower 12 and a coiled pipe 13, the power of the air blower 12 is more than 3 kilowatts, the coiled pipe 13 is fixed in the settling chamber 5, the air inlet of the coiled pipe 13 penetrates through the settling chamber 5 and then is communicated with the air outlet of the air blower 12, the coiled pipe 13 is uniformly distributed in the settling chamber 5, the air outlet of the coiled pipe 13 is communicated with the air inlet pipe 7, the communication position of the air outlet of the coiled pipe 13 is positioned at the front end of the conduction direction of the one-way valve 11, the air blower 12, the natural wind in the coiled pipe 13 is gradually heated in the settling chamber 5, and the heated natural wind enters the air inlet pipe 7, so that the cooling speed in the settling chamber 5 is accelerated, the settling efficiency in the settling chamber 5 is improved, the heat in the settling chamber 5 is recycled, and the energy consumption in the smelting chamber 6 is saved.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A non-ferrous metal smelting furnace which is characterized in that: comprises a feeding mechanism (1), an inclined channel (2), a smelting mechanism (3), a heat regeneration mechanism (4) and a settling chamber (5), wherein the inclined channel (2) is close to the top end of the inclined channel and communicated with the feeding mechanism (1), the top end of the inclined channel (2) is communicated with an air inlet of the settling chamber (5), an air outlet of the settling chamber (5) is communicated with an external dust removal device, the smelting mechanism (3) comprises a smelting chamber (6), an air inlet pipe (7) and a flame spray gun (8), one side of the smelting chamber (6) is communicated with the bottom end of the inclined channel (2), a slag outlet (9) and a liquid outlet (10) are arranged on the other side of the smelting chamber, the liquid outlet (10) is positioned below the slag outlet (9), the top of the smelting chamber (6) is communicated with the air inlet pipe (7), a one-way valve (11) is arranged on the air inlet pipe, the flame spray gun (8) is communicated with the air inlet pipe (7), and the communication position is positioned between the one-way valve (11) and the smelting chamber (6), the heat return mechanism (4) is composed of an air blower (12) and a coiled pipe (13), the coiled pipe (13) is fixed in the settling chamber (5), the air inlet of the coiled pipe penetrates out of the settling chamber (5) and then is communicated with the air outlet of the air blower (12), the air outlet of the coiled pipe (13) is communicated with the air inlet pipe (7), and the communication position is positioned at the front end of the conduction direction of the one-way valve (11).

2. A non-ferrous metal smelting furnace according to claim 1, characterized by: feed mechanism (1) comprises driving motor (14), feeding auger (15), feedstock channel (16) and feeder hopper (17), be close to its front end department and feeder hopper (17) intercommunication on feedstock channel (16), be close to the rear end intercommunication of its top department and feedstock channel (16) on slope passageway (2), feeding auger (15) rotate in feedstock channel (16), and its direction of advance is by the front end of feedstock channel (16) towards the rear end of feedstock channel (16), driving motor (14) are fixed at the front end of feedstock channel (16), and output shaft and feedstock auger (15) transmission on it are connected.

3. A non-ferrous metal smelting furnace according to claim 1, characterized by: a partition plate (18) is fixedly arranged in the settling chamber (5), and the partition plate (18) is positioned between the air inlet and the air outlet of the settling chamber (5).

4. A non-ferrous metal smelting furnace according to claim 1, characterized by: and a discharge door (19) is arranged at the bottom of the settling chamber (5).