Method for building a furnace and smelting furnace

Abstract

The application provides a furnace building method and a smelting furnace. The furnace building method comprises the following steps: manufacturing an outer shell, the outer shell comprises a first shell body, a second shell body and a third shell body which are sequentially connected, and the first shell body, the second shell body and the third shell body are respectively formed with a first assembly cavity, a second assembly cavity and a third assembly cavity which are sequentially communicated; assembling a smelting furnace body in the first assembly cavity, the first shell body is wrapped on the outer surface of the smelting furnace body, and the smelting furnace body is formed with a smelting cavity; assembling a sliding furnace body in the second assembly cavity, the second shell body is wrapped on the outer surface of the sliding furnace body, and the sliding furnace body is formed with an inclined channel which is communicated with the smelting cavity; assembling a feeding furnace body in the third assembly cavity, the third shell body is wrapped on the outer surface of the feeding furnace body, and the feeding furnace body is formed with a feeding channel which is communicated with the inclined channel; and performing a caulking treatment to form the smelting furnace. Since the smelting furnace is assembled by multiple single bodies, when the smelting furnace is partially damaged, the step of baking and repairing the damaged part is omitted, and the repairing efficiency of the smelting furnace is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of smelting furnaces, in particular to a furnace building method and a smelting furnace. BACKGROUND

[0002] A conventional smelting furnace is obtained by integral pouring, that is, the conventional smelting furnace is of an integral structure. When the smelting furnace cracks, the cracks will extend to the whole furnace wall, so that the repair area of the smelting furnace is large. When the smelting furnace is repaired, the whole furnace wall material needs to be knocked off, then the knocked-off position is poured again, and finally the repair position is baked. However, due to the fact that the pouring material contains a large amount of water, the baking time is long, and thus the repair efficiency of the smelting furnace is low. SUMMARY

[0003] The present application aims at overcoming the deficiencies in the prior art, and providing a furnace building method and a smelting furnace with a small repair area and a high repair efficiency.

[0004] The present application is achieved by the following technical solutions.

[0005] A furnace building method comprises the following steps:

[0006] An outer shell is made, which comprises a first shell body, a second shell body and a third shell body connected in sequence, the first shell body, the second shell body and the third shell body are respectively formed with a first assembly cavity, a second assembly cavity and a third assembly cavity, and the first assembly cavity, the second assembly cavity and the third assembly cavity are communicated in sequence;

[0007] A smelting furnace body is assembled in the first assembly cavity, the first shell body covers the outer surface of the smelting furnace body, and the smelting furnace body is formed with a smelting cavity;

[0008] A sliding material furnace body is assembled in the second assembly cavity, the second shell body covers the outer surface of the sliding material furnace body, and the sliding material furnace body is formed with an inclined channel communicated with the smelting cavity;

[0009] A feeding furnace body is assembled in the third assembly cavity, the third shell body covers the outer surface of the feeding furnace body, and the feeding furnace body is formed with a feeding channel communicated with the inclined channel;

[0010] The smelting furnace body, the sliding material furnace body and the feeding furnace body are subjected to caulking treatment to form a smelting furnace.

[0011] In one of the embodiments, the step of assembling the smelting furnace body in the first assembly cavity and covering the outer surface of the smelting furnace body with the first shell body, and forming the smelting furnace body with a smelting cavity comprises:

[0012] laying a first heat-insulating structure on a bottom wall of the first assembly cavity;

[0013] assembling a molten material bottom assembly on the first heat-insulating structure;

[0014] laying a second heat-insulating structure on a side wall of the first assembly cavity;

[0015] assembling a molten material wall assembly on the second heat-insulating structure, the molten material cavity units being connected to the molten material bottom assembly; wherein the molten material wall assembly and the molten material bottom assembly together form the molten material furnace body.

[0016] In one of the embodiments, after the step of assembling the molten material wall assembly on the second heat-insulating structure, the furnace building method further comprises: filling heat-insulating cotton between the second heat-insulating structure and the first shell.

[0017] In one of the embodiments, the first heat-insulating structure comprises heat-insulating cotton, refractory fiber board and high-temperature-resistant board arranged in layers; and / or,

[0018] the second heat-insulating structure comprises refractory fiber board and high-temperature-resistant board arranged in layers.

[0019] In one of the embodiments, the second shell covers the outer surface of the molten material furnace body formed with the inclined channel communicating with the molten material cavity, and the step of assembling the molten material furnace body in the second assembly cavity comprises:

[0020] laying a third heat-insulating structure on a bottom wall of the second assembly cavity;

[0021] assembling a molten material bottom assembly on the third heat-insulating structure, the inclined bottom being connected to the molten material wall;

[0022] laying a fourth heat-insulating structure on a side wall of the second assembly cavity;

[0023] assembling a molten material wall assembly on the fourth heat-insulating structure, so that the molten material wall is connected to the inclined bottom and the molten material wall respectively; wherein the inclined bottom and the molten material wall together form the molten material furnace body.

[0024] In one of the embodiments, after the step of assembling the molten material wall assembly on the fourth heat-insulating structure, the furnace building method further comprises: filling heat-insulating cotton between the fourth heat-insulating structure and the second shell.

[0025] In one of the embodiments, the third shell covers the outer surface of the molten material furnace body formed with the inclined channel communicating with the molten material cavity, and the step of assembling the molten material furnace body in the second assembly cavity comprises:

[0026] A fifth heat-insulating structure is laid on the inner wall of the third assembly cavity;

[0027] The fifth heat-insulating structure is assembled to form the charging furnace body, which is connected with the sliding material wall body.

[0028] In one of the embodiments, after the step of assembling the fifth heat-insulating structure to form the charging furnace body, the furnace building method further comprises: filling heat-insulating cotton between the fifth heat-insulating structure and the third shell.

[0029] In one of the embodiments, after the step of caulking the molten material furnace body, the sliding material furnace body and the charging furnace body, the furnace building method further comprises:

[0030] providing a cover assembly;

[0031] detachably covering the opening of the molten material furnace body with the cover assembly.

[0032] A smelting furnace prepared by the furnace building method of any one of the above embodiments.

[0033] Compared with the prior art, the present application has at least the following advantages:

[0034] 1. Since the smelting furnace is formed by sequentially connecting the molten material furnace body, the sliding material furnace body and the charging furnace body, and the molten material furnace body, the sliding material furnace body and the charging furnace body are each assembled by a plurality of single bodies, the smelting furnace is assembled by a plurality of single bodies, when the smelting furnace is partially damaged, the damaged single body on the smelting furnace can be removed, and then a new single body is assembled at the damaged position, thereby eliminating the step of baking the repaired part and improving the repair efficiency of the smelting furnace.

[0035] 2. Since the smelting furnace is assembled by a plurality of single bodies, the cracks of each single body do not affect each other, i.e. the cracks of each single body do not extend to the remaining single bodies, thereby reducing the repair area of the smelting furnace after damage and making the repair efficiency of the smelting furnace higher. BRIEF DESCRIPTION OF DRAWINGS

[0036] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be considered as a limitation to the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor.

[0037] Figure 1 A flow chart of the steps of the furnace building method of one embodiment;

[0038] Figure 2This is a schematic diagram of the structure of a smelting furnace according to one embodiment;

[0039] Figure 3 for Figure 2 A partial structural schematic diagram of the smelting furnace shown;

[0040] Figure 4 for Figure 2 Another partial structural schematic diagram of the smelting furnace shown;

[0041] Figure 5 for Figure 2 Another partial structural schematic diagram of the smelting furnace shown;

[0042] Figure 6 for Figure 2 Another partial structural schematic diagram of the smelting furnace shown;

[0043] Figure 7 for Figure 2 Another partial structural schematic diagram of the smelting furnace shown;

[0044] Figure 8 for Figure 2 Another partial structural schematic diagram of the smelting furnace shown;

[0045] Figure 9 for Figure 2 Another partial structural schematic diagram of the smelting furnace shown. Detailed Implementation

[0046] To facilitate understanding of the present invention, a more complete description will be given below with reference to the accompanying drawings. Preferred embodiments of the invention are shown in the drawings. However, the invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a thorough and complete understanding of the disclosure of the invention.

[0047] It should be noted that when an element is referred to as being "fixed to" another element, it can be directly attached to the other element or there may be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or there may be an intervening element. The terms "vertical," "horizontal," "left," "right," and similar expressions used herein are for illustrative purposes only and do not represent the only possible implementation.

[0048] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0049] The application provides a furnace building method, comprising: manufacturing an outer shell, the outer shell comprising a first shell body, a second shell body and a third shell body connected in sequence, the first shell body, the second shell body and the third shell body being respectively formed with a first assembly cavity, a second assembly cavity and a third assembly cavity, the first assembly cavity, the second assembly cavity and the third assembly cavity being communicated in sequence; assembling a smelting furnace body in the first assembly cavity, the first shell body being wrapped on an outer surface of the smelting furnace body, the smelting furnace body being formed with a smelting cavity; assembling a sliding furnace body in the second assembly cavity, the second shell body being wrapped on an outer surface of the sliding furnace body, the sliding furnace body being formed with an inclined channel communicated with the smelting cavity; assembling a feeding furnace body in the third assembly cavity, the third shell body being wrapped on an outer surface of the feeding furnace body, the feeding furnace body being formed with a feeding channel communicated with the inclined channel; and performing caulking treatment on the smelting furnace body, the sliding furnace body and the feeding furnace body to form a smelting furnace.

[0050] The furnace building method has the advantages that the smelting furnace is formed by the smelting furnace body, the sliding furnace body and the feeding furnace body connected in sequence, and the smelting furnace body, the sliding furnace body and the feeding furnace body are all assembled by a plurality of single bodies, so that the smelting furnace is assembled by a plurality of single bodies, when the smelting furnace is partially damaged, the damaged single body on the smelting furnace can be disassembled, and then a new single body is assembled at the damaged position, thereby omitting the step of baking and repairing the damaged part and improving the repairing efficiency of the smelting furnace. In addition, since the smelting furnace is assembled by a plurality of single bodies, the cracks of the single bodies do not affect each other, i.e., the cracks of the single bodies do not extend to the remaining single bodies, thereby reducing the repairing area of the smelting furnace after damage and improving the repairing efficiency of the smelting furnace.

[0051] In order to better understand the technical solutions and beneficial effects of the application, the application will be further described in detail below in combination with specific embodiments.

[0052] As shown in FIG. 1, a furnace building method according to an embodiment comprises the following steps. Figure 1 As shown in FIG. 1, a furnace building method according to an embodiment comprises the following steps.

[0053] S101: manufacturing an outer shell, the outer shell comprising a first shell body, a second shell body and a third shell body connected in sequence, the first shell body, the second shell body and the third shell body being respectively formed with a first assembly cavity, a second assembly cavity and a third assembly cavity, the first assembly cavity, the second assembly cavity and the third assembly cavity being communicated in sequence.

[0054] In the embodiment, the shell is welded by steel plates, and the shell comprises a first shell, a second shell and a third shell. The first shell is used for positioning the molten material furnace body to be assembled subsequently and isolating the molten material furnace body from the outside. The second shell is used for positioning the sliding material furnace body to be assembled subsequently and isolating the sliding material furnace body from the outside. The third shell is used for positioning the feeding material furnace body to be assembled subsequently and isolating the feeding material furnace body from the outside.

[0055] S103: Assembling the molten material furnace body in the first assembly cavity, and the first shell is wrapped on the outer surface of the molten material furnace body, and the molten material furnace body is formed with a molten material cavity.

[0056] In the embodiment, the single body of the molten material furnace body is provided, and then the single bodies of the molten material furnace body are spliced along the inner wall of the first assembly cavity to form the molten material furnace body. The first shell is wrapped on the outer surface of the molten material furnace body, so that the first shell isolates the molten material furnace body from the outside.

[0057] S105: Assembling the sliding material furnace body in the second assembly cavity, and the second shell is wrapped on the outer surface of the sliding material furnace body, and the sliding material furnace body is formed with an inclined channel communicated with the molten material cavity.

[0058] In the embodiment, the single body of the sliding material furnace body is provided, and then the single bodies of the sliding material furnace body are spliced along the inner wall of the second assembly cavity to form the sliding material furnace body. The second shell is wrapped on the outer surface of the sliding material furnace body, so that the second shell isolates the sliding material furnace body from the outside.

[0059] S107: Assembling the feeding material furnace body in the third assembly cavity, and the third shell is wrapped on the outer surface of the feeding material furnace body, and the feeding material furnace body is formed with a feeding material channel communicated with the inclined channel.

[0060] In the embodiment, the single body of the feeding material furnace body is provided, and then the single bodies of the feeding material furnace body are spliced along the inner wall of the third assembly cavity to form the feeding material furnace body. The third shell is wrapped on the outer surface of the feeding material furnace body, so that the third shell isolates the feeding material furnace body from the outside.

[0061] S109: Performing caulking treatment on the molten material furnace body, the sliding material furnace body and the feeding material furnace body to form the smelting furnace.

[0062] In the embodiment, the adhesive is filled in the gaps of the molten material furnace body, the sliding material furnace body and the feeding material furnace body to avoid the problem of liquid leakage of the smelting furnace in use, and improve the structural stability of the smelting furnace.

[0063] The furnace building method has the advantages that the smelting furnace is assembled by a plurality of single bodies, when the smelting furnace is partially damaged, the damaged single body on the smelting furnace can be disassembled, then a new single body is assembled at the damaged position, the step of baking and repairing the part is omitted, and the repairing efficiency of the smelting furnace is improved. In addition, since the smelting furnace is assembled by a plurality of single bodies, the cracks of the single bodies do not affect each other, i.e., the cracks of the single bodies do not extend to the remaining single bodies, the repairing area of the smelting furnace after damage is reduced, and the repairing efficiency of the smelting furnace is higher.

[0064] In one of the embodiments, the smelting body is assembled in the first assembly cavity, the first shell is wrapped on the outer surface of the smelting body, and the smelting cavity is formed by the following steps: laying the first heat preservation structure on the bottom wall of the first assembly cavity; assembling the smelting bottom assembly on the first heat preservation structure; laying the second heat preservation structure on the side wall of the first assembly cavity; and assembling the smelting wall assembly on the second heat preservation structure, and the smelting cavity body is connected with the smelting bottom assembly; wherein the smelting wall assembly and the smelting bottom assembly jointly form the smelting body.

[0065] In the embodiment, the first assembly cavity includes the bottom wall and the side wall connected with each other, and the bottom wall is arranged at the bottom of the first assembly cavity. First, the first heat preservation structure is laid on the bottom wall of the first assembly cavity, so that the first heat preservation structure coincides with the bottom wall of the first assembly cavity, then the smelting bottom assembly is assembled on the first heat preservation structure, the first heat preservation structure is located between the smelting bottom assembly and the first shell, then the second heat preservation structure is laid on the side wall of the first assembly cavity, so that the second heat preservation structure coincides with the side wall of the first assembly cavity, then the smelting wall assembly is assembled on the second heat preservation structure, the second heat preservation structure is located between the smelting wall assembly and the first shell, and the smelting wall assembly is spliced to the smelting bottom assembly, so that the smelting wall assembly and the smelting bottom assembly jointly form the smelting body. Since the first heat preservation structure is arranged between the smelting bottom assembly and the first shell, the first heat preservation structure inhibits heat loss of the smelting bottom assembly, and the smelting efficiency and the heat preservation effect of the smelting furnace are improved. In addition, since the second heat preservation structure is arranged between the smelting wall assembly and the first shell, the second heat preservation structure inhibits heat loss of the smelting wall assembly, and the smelting efficiency and the heat preservation effect of the smelting furnace are improved.

[0066] In one of the embodiments, after the step of assembling the molten material wall assembly on the second heat insulation structure, the furnace building method further comprises: filling the heat insulation cotton between the second heat insulation structure and the first shell. Since there is a gap between the second heat insulation structure and the first shell, the gap will reduce the stability of the molten material wall assembly, therefore, in this embodiment, the heat insulation cotton is filled between the second heat insulation structure and the first shell to block the gap between the second heat insulation structure and the first shell, thereby improving the stability of the molten material wall assembly, and further inhibiting the heat loss of the molten material wall assembly, thereby making the molten material efficiency of the smelting furnace higher and the heat insulation effect of the smelting furnace better.

[0067] In one of the embodiments, the first heat insulation structure comprises the heat insulation cotton, the refractory fiber board and the high-temperature resistant plate which are arranged in layers, so as to improve the heat insulation effect of the first heat insulation structure.

[0068] In one of the embodiments, the second heat insulation structure comprises the refractory fiber board and the high-temperature resistant plate which are arranged in layers, so as to improve the heat insulation effect of the second heat insulation structure.

[0069] In one of the embodiments, the smelting furnace body is assembled in the second assembly cavity, the second shell is wrapped on the outer surface of the smelting furnace body, and the smelting furnace body is formed with the inclined channel which communicates with the molten material cavity. The step comprises: laying the third heat insulation structure on the bottom wall of the second assembly cavity; assembling the smelting bottom assembly on the third heat insulation structure, the smelting bottom assembly is connected with the molten material wall assembly; laying the fourth heat insulation structure on the side wall of the second assembly cavity; assembling the smelting wall assembly on the fourth heat insulation structure, the smelting wall assembly is connected with the smelting bottom assembly and the molten material wall assembly respectively; and the smelting bottom assembly and the smelting wall assembly jointly form the smelting furnace body.

[0070] In the embodiment, the second assembly cavity comprises a bottom wall and a side wall connected together, wherein the bottom wall is arranged at the bottom of the second assembly cavity. First, the third heat insulation structure is laid on the bottom wall of the second assembly cavity so that the third heat insulation structure coincides with the bottom wall of the second assembly cavity, then the third heat insulation structure is assembled on the third heat insulation structure to form the slide material bottom assembly, the third heat insulation structure is located between the slide material bottom assembly and the second shell, then the fourth heat insulation structure is laid on the side wall of the second assembly cavity, the fourth heat insulation structure coincides with the side wall of the second assembly cavity, then the fourth heat insulation structure is assembled on the fourth heat insulation structure to form the slide material wall assembly, the fourth heat insulation structure is located between the slide material wall assembly and the second shell, and the slide material wall assembly is spliced to the slide material bottom assembly so that the slide material wall assembly and the slide material bottom assembly jointly form the slide material furnace body. Since the third heat insulation structure is arranged between the slide material bottom assembly and the second shell, the third heat insulation structure inhibits heat loss of the slide material bottom assembly, thereby improving the smelting efficiency and heat insulation effect of the melting furnace. In addition, since the fourth heat insulation structure is arranged between the slide material wall assembly and the second shell, the fourth heat insulation structure inhibits heat loss of the slide material wall assembly, thereby improving the smelting efficiency and heat insulation effect of the melting furnace.

[0071] In one of the embodiments, the third heat insulation structure comprises heat insulation cotton, refractory fiber board and high-temperature-resistant plate arranged in layers to improve the heat insulation effect of the third heat insulation structure.

[0072] In one of the embodiments, the fourth heat insulation structure comprises refractory fiber board and high-temperature-resistant plate arranged in layers to improve the heat insulation effect of the fourth heat insulation structure.

[0073] In one of the embodiments, after the step of assembling the slide material wall assembly on the fourth heat insulation structure, the furnace building method further comprises: filling heat insulation cotton between the fourth heat insulation structure and the second shell. Since there is a gap between the fourth heat insulation structure and the second shell, the gap will reduce the stability of the slide material wall assembly, therefore, in the embodiment, the heat insulation cotton is filled between the fourth heat insulation structure and the second shell to block the gap between the fourth heat insulation structure and the second shell, thereby improving the stability of the slide material wall assembly, and further inhibiting heat loss of the slide material wall assembly, thereby making the smelting efficiency of the smelting furnace higher and the heat insulation effect of the melting furnace better.

[0074] In one of the embodiments, the slide material wall assembly is assembled in the third assembly cavity, the third shell is arranged on the outer surface of the slide material wall assembly, and the step of forming the slide material channel in communication with the inclined channel in the slide material wall assembly comprises: laying a fifth heat insulation structure on the inner wall of the third assembly cavity; assembling the slide material wall assembly on the fifth heat insulation structure, and the slide material wall assembly is connected with the slide material wall.

[0075] In the embodiment, the third assembly cavity and the feeding furnace body are vertical structures, and the feeding furnace body is provided with a feeding opening at the upper end to facilitate feeding by the staff. First, the fifth heat preservation structure is laid along the inner wall of the third assembly cavity, and then the feeding furnace body is assembled along the fifth heat preservation structure, and the edge of the feeding furnace body is connected with the sliding material wall body assembly, that is, the feeding furnace body is spliced to the sliding material wall body assembly.

[0076] In one of the embodiments, after the step of assembling the feeding furnace body on the fifth heat preservation structure, the furnace building method further comprises: filling the heat preservation cotton between the fifth heat preservation structure and the third shell to avoid the gap between the fifth heat preservation structure and the third shell, thereby ensuring the positional stability of the feeding furnace body and the fifth heat preservation structure, and further inhibiting the heat loss of the feeding furnace body, so that the melting efficiency of the melting furnace is higher, and the operator is prevented from being scalded by the feeding furnace body.

[0077] In one of the embodiments, the fifth heat preservation structure comprises a refractory fiber plate and a high-temperature resistant plate arranged in layers to improve the heat preservation effect of the fifth heat preservation structure.

[0078] In one of the embodiments, after the step of caulking the melting furnace body, the sliding material furnace body and the feeding furnace body, the furnace building method further comprises: providing a covering assembly; detachably covering the covering assembly on the opening of the melting furnace body, so that the convenience of the operator to observe the internal condition of the melting furnace body is higher.

[0079] As shown in Figure 2 , the application also provides a smelting furnace 10 prepared by the furnace building method of any of the above embodiments.

[0080] As shown in Figure 2 , in one of the embodiments, the smelting furnace 10 comprises a heat preservation layer structure 100, a melting furnace body 200, a sliding material furnace body 300 and a feeding furnace body 400 connected in sequence, and the heat preservation layer structure 100 is wrapped around the melting furnace body 200, the sliding material furnace body 300 and the feeding furnace body 400 respectively. In the embodiment, the cracks of the melting furnace body 200, the sliding material furnace body 300 and the feeding furnace body 400 do not interfere with each other, thereby avoiding the problem of damage to the whole smelting furnace 10 and improving the repair efficiency of the smelting furnace 10. Further, the smelting furnace 10 further comprises an outer shell wrapped around the heat preservation layer structure 100.

[0081] As shown in Figure 2As shown, further, the molten material furnace body 200, the sliding material furnace body 300 and the feeding furnace body 400 are respectively formed with a molten material cavity 201, an inclined channel 301 and a feeding channel 401, which are sequentially communicated, wherein the inclined channel 301 is arranged obliquely to make the metal material slide along the inclined channel 301 to the molten material cavity 201. In the embodiment, when the smelting furnace 10 smelts the metal, the metal material is fed into the feeding channel 401, and then falls to the inclined channel 301 under the action of gravity, and then slides along the inclined channel 301 to the molten material cavity 201, so that the metal material is smelted in the molten material cavity 201.

[0082] As shown in the drawings, Figure 2 In one embodiment, the molten material furnace body 200 includes a molten material bottom assembly 210 and a molten material wall assembly 220, the molten material bottom assembly 210 is connected with the molten material wall assembly 220 to jointly enclose the molten material cavity 201, so that the molten material cavity 201 is used to accommodate the metal material, and then the metal material is heated and melted in the molten material cavity 201.

[0083] As shown in the drawings, Figure 3 Further, the molten material bottom assembly 210 includes a plurality of molten material bottom strips 210a arranged side by side and a plurality of molten material bottom dovetail joints 210b, each molten material bottom strip 210a includes a plurality of molten material bottom units 211 and a plurality of molten material bottom herringbone joints 212, and adjacent two molten material bottom units 211 of each molten material bottom strip 210a are detachably connected through a molten material bottom herringbone joint 212. The plurality of molten material bottom units 211 of the plurality of molten material bottom strips 210a are arranged one by one to form a plurality of molten material bottom rows 210c, and each molten material bottom row 210c is detachably connected to form a whole through the molten material bottom dovetail joint 210b, so that the molten material bottom assembly 210 is assembled by the plurality of molten material bottom units 211, the plurality of molten material bottom herringbone joints 212 and the plurality of molten material bottom dovetail joints 210b, and the cracks of the molten material bottom units 211, the molten material bottom herringbone joints 212 and the molten material bottom dovetail joints 210b do not affect each other, thereby reducing the repair area of the molten material bottom assembly 210 and improving the repair efficiency of the molten material bottom assembly 210. Further, each molten material bottom dovetail joint 210b is in a strip structure, and the cross section of each molten material bottom dovetail joint 210b is in a trapezoidal structure. Further, both ends of each molten material bottom herringbone joint 212 are in a herringbone structure. Further, the molten material bottom unit 211 is formed by casting SiC.

[0084] As shown in the drawings, Figure 4As shown, further, the molten material wall assembly 220 includes a plurality of molten material wall ring strips 220a arranged side by side, each of the molten material wall ring strips 220a including a plurality of molten material wall units 221 and a plurality of molten material wall dovetail joints 222, and a plurality of molten material wall dovetail joints 220b, two adjacent molten material wall units 221 of each of the molten material wall ring strips 220a are detachably connected by one of the molten material wall dovetail joints 222, so that the molten material wall units 221 are sequentially connected end to end. The plurality of molten material wall units 221 of the plurality of molten material wall ring strips 220a are arranged one by one to form a plurality of molten material wall rows 220c, and each of the molten material wall rows 220c is detachably connected to form a whole through the molten material wall dovetail joint 220b. In this embodiment, since the molten material wall assembly 220 is assembled by the plurality of molten material wall units 221, the plurality of molten material wall dovetail joints 222, and the molten material wall dovetail joint 220b, the cracks of the molten material wall units 221, the molten material wall dovetail joints 222, and the molten material wall dovetail joint 220b do not affect each other, the repair area of the molten material wall assembly 220 is reduced, and the repair efficiency of the molten material wall assembly 220 is improved. Further, each of the molten material wall dovetail joints 220b is in a strip structure, and the cross section of each of the molten material wall dovetail joints 220b is in a trapezoidal structure. Still further, both ends of each of the molten material wall dovetail joints 222 are in a dovetail structure. Still further, the molten material wall unit 221 is formed by pouring SiC.

[0085] As shown in Figure 5 and Figure 6 shown, further, the molten material wall unit 221 corresponding to the molten material wall ring strip 220a adjacent to the molten material bottom assembly 210 is formed with a molten material wall dovetail groove 2211, and part of the molten material bottom dovetail joint 210b is located in the molten material wall dovetail groove 2211 and connected with the molten material wall unit 221, so that the molten material bottom assembly 210 and the molten material wall assembly 220 are fixedly connected.

[0086] As shown in Figure 5 and Figure 6 shown, still further, the smelting furnace 10 further includes a bottom wall connecting joint 500, the molten material bottom unit 211 of the molten material bottom assembly 210 adjacent to the molten material wall assembly 220 is provided with a first connecting groove, the molten material wall unit 221 of the molten material wall assembly 220 adjacent to the molten material bottom assembly 210 is provided with a second connecting groove 2212, and both ends of the bottom wall connecting joint 500 are detachably connected in the first connecting groove and the second connecting groove 2212, so that the molten material wall assembly 220 and the molten material bottom assembly 210 are fixedly connected. In this embodiment, the molten material wall assembly 220 is fixedly connected with the molten material bottom assembly 210 through the molten material bottom dovetail joint 210b, and the molten material wall assembly 220 is further fixedly connected with the molten material bottom assembly 210 through the bottom wall connecting joint 500, so that the smelting furnace body 200 has high structural stability.

[0087] As shown in Figure 2 Further, the smelting furnace body 200 is formed with a discharge channel 202, which is in communication with the smelting cavity 201, so that the molten metal flows out through the discharge channel 202.

[0088] As shown in Figure 2 In one embodiment, the slide furnace body 300 comprises a slide bottom assembly 310 and a slide wall assembly 320, the slide bottom assembly 310 is connected with the slide wall assembly 320, the slide bottom assembly 310 is inclined to the horizontal plane, and the slide bottom assembly 310 is arranged to be inclined towards the smelting furnace body 200, the slide bottom assembly 310 and the slide wall assembly 320 jointly form an inclined channel 301, the inclined channel 301 is in communication with the smelting cavity 201, the bottom surface of the inclined channel 301 is arranged to be inclined and faces the smelting cavity 201, so that the metal material slides along the bottom surface of the inclined channel 301 to the smelting cavity 201.

[0089] As shown in Figure 7 In one embodiment, the slide bottom assembly 310 comprises a plurality of slide bottom strips 310a arranged side by side, each slide bottom strip 310a comprises a plurality of slide bottom units 311 and a plurality of slide bottom ladder joints 312, two adjacent slide bottom units 311 of each slide bottom strip 310a are detachably connected through a slide bottom ladder joint 312, a plurality of slide bottom units 311 of a plurality of slide bottom strips 310a are arranged one by one to form a plurality of slide bottom rows. In this embodiment, since the slide bottom assembly 310 is assembled by a plurality of slide bottom units 311 and a plurality of slide bottom ladder joints 312, the cracks of the plurality of slide bottom units 311 and the plurality of slide bottom ladder joints 312 do not affect each other, the repair area of the slide bottom assembly 310 is reduced, and the repair efficiency of the slide bottom assembly 310 is improved. Further, the slide bottom unit 311 is formed by casting SiC.

[0090] As shown in Figure 7As shown, further, each sliding material bottom unit 311 has an isosceles trapezoidal structure. Specifically, each sliding material bottom unit 311 has two abutting inclined surfaces 3111 on opposite sides. The two abutting inclined surfaces 3111 of each sliding material bottom unit 311 are symmetrically arranged, and the abutting inclined surfaces 3111 of two adjacent sliding material bottom units 311 are in contact, and the peripheries of the abutting inclined surfaces 3111 of two adjacent sliding material bottom units 311 are correspondingly arranged. In this embodiment, when two adjacent sliding material bottom units 311 are centrally symmetrical, the corresponding two sliding material bottom units 311 are parallel, so that the corresponding two sliding material bottom units 311 form a plane. When two adjacent sliding material bottom units 311 are axially symmetrical, the corresponding two sliding material bottom units 311 form an included angle, so that the corresponding two sliding material bottom units 311 form two surfaces with an included angle, that is, the sliding material bottom assembly 310 forms an included angle. Thus, by adjusting the angle of the bottom unit 311, the tilt angle of the bottom assembly 310 can be adjusted, allowing the bottom assembly 310 to have surfaces with multiple tilt angles, for example, such as... Figure 1 As shown, the bottom assembly 310 of the sliding material is formed with a first inclined surface 303, a second inclined surface 304 and a third inclined surface 305. The inclination angle of the first inclined surface 303 is greater than that of the third inclined surface 305, and the inclination angle of the first inclined surface 303 is less than that of the second inclined surface 304. The third inclined surface 305 is provided adjacent to the slag removal hole 302 so that the slag in the molten material chamber 201 can be removed through the slag removal hole 302 and the inclined channel 301.

[0091] like Figure 2 As shown, the sliding furnace body 300 further includes a slag removal hole 302, which is connected to the inclined channel 301. The operator performs slag removal through the slag removal hole 302 to clean the slag in the molten material chamber 201.

[0092] like Figure 2 As shown, in one embodiment, the sliding bottom assembly 310 is fixedly connected to the molten wall assembly 220. In this embodiment, the sliding bottom unit 311 adjacent to the molten wall assembly 220 is fixedly connected to the molten wall ring 220a adjacent to the sliding bottom assembly 310 to improve the structural stability of the smelting furnace 10. Further, the smelting furnace 10 also includes a first adhesive layer, through which the sliding bottom unit 311 adjacent to the molten wall assembly 220 is fixedly connected to the molten wall ring 220a adjacent to the sliding bottom assembly 310. In this embodiment, the first adhesive layer also seals the gap between the sliding bottom assembly 310 and the molten wall assembly 220, preventing molten metal from leaking through the gap between the sliding bottom assembly 310 and the molten wall assembly 220.

[0093] like Figure 8As shown, in one of the embodiments, the slip-form wall assembly 320 comprises a plurality of slip-form wall rings 320a arranged side by side, and a plurality of slip-form wall dovetails 320b, each of the slip-form wall rings 320a comprises a plurality of slip-form wall units 321 and a plurality of slip-form wall splayed tenons 322, two adjacent slip-form wall units 321 of each of the slip-form wall rings 320a are detachably connected by one of the slip-form wall splayed tenons 322, the plurality of slip-form wall units 321 of the plurality of slip-form wall rings 320a are arranged one by one to form a plurality of slip-form wall rows 320c, each of the slip-form wall rows 320c is detachably connected to each other to form an integral structure by the slip-form wall dovetails 320b, so that the slip-form wall assembly 320 is assembled by the plurality of slip-form wall units 321, the plurality of slip-form wall splayed tenons 322 and the plurality of slip-form wall dovetails 320b, and the cracks of the slip-form wall units 321, the slip-form wall splayed tenons 322 and the slip-form wall dovetails 320b do not affect each other, thereby reducing the repair area of the slip-form wall assembly 320 and improving the repair efficiency of the slip-form wall assembly 320. Further, each of the slip-form wall dovetails 320b is in a strip structure, and the cross section of each of the slip-form wall dovetails 320b is in a trapezoidal structure. Further, both ends of each of the slip-form wall splayed tenons 322 are in a splayed structure. Further, the slip-form wall units 321 are formed by casting SiC.

[0094] Further, the slip-form wall units 321 adjacent to the slip-form bottom assembly 310 are fixedly connected to the slip-form bottom strips 310a adjacent to the slip-form wall assembly 320. Further, the molten material furnace further comprises a second adhesive layer, the slip-form wall units 321 adjacent to the slip-form bottom assembly 310 are fixedly connected to the slip-form bottom strips 310a adjacent to the slip-form wall assembly 320 by the second adhesive layer.

[0095] As Figure 9As shown, in one of the embodiments, the charging furnace body 400 comprises a plurality of charging wall body rings 400a arranged side by side and a plurality of charging wall body dovetails 400b, each charging wall body ring 400a comprises a plurality of charging wall body units 410 and a plurality of charging wall body splayed tenons 420, and two adjacent charging wall body units 410 of each charging wall body ring 400a are detachably connected by a charging wall body splayed tenon 420, so that the charging wall body units 410 are sequentially connected end to end. The plurality of charging wall body units 410 of the plurality of charging wall body rings 400a are arranged one by one in correspondence, forming a plurality of charging wall body rows 400c, and each charging wall body row 400c is detachably connected to each other by the charging wall body dovetail 400b. In this embodiment, since the charging furnace is assembled by the plurality of charging wall body units 410, the plurality of charging wall body splayed tenons 420 and the charging wall body dovetail 400b, the cracks of the charging wall body units 410, the charging wall body splayed tenons 420 and the charging wall body dovetail 400b do not affect each other, thereby reducing the repair area of the charging furnace and improving the repair efficiency of the charging furnace. Further, each charging wall body unit 410 dovetail is a strip structure, and the cross section of each charging wall body unit 410 dovetail is a trapezoidal structure. Further, both ends of each charging wall body unit 410 splayed tenon are in a splayed structure. Further, the charging wall body unit 410 is formed by pouring SiC.

[0096] Further, the charging wall ring 400a adjacent to the slide wall body assembly 320 and the charging wall unit 410 corresponding to the slide wall body dovetail 320b are formed with a charging wall tenon groove, and part of the slide wall body dovetail 320b is located in the charging wall tenon groove and connected with the charging wall unit 410, so that the charging furnace body 400 and the slide wall body assembly 320 are fixedly connected.

[0097] Further, the smelting furnace 10 further comprises a charging wall connecting tenon, the charging wall unit 410 adjacent to the slide wall body assembly 320 is provided with a third connecting groove, the smelting wall body unit 221 of the smelting wall body assembly 220 adjacent to the charging furnace body 400 is provided with a fourth connecting groove, and the two ends of the charging wall connecting tenon are detachably connected in the third connecting groove and the fourth connecting groove, so that the charging furnace and the smelting wall body assembly 220 are fixedly connected. In this embodiment, the smelting wall body assembly 220 is fixedly connected with the charging furnace body 400 through the smelting wall body dovetail 220b, and the smelting wall body assembly 220 is further fixedly connected with the charging furnace through the charging wall connecting tenon, so that the structural stability of the smelting furnace body 200 is higher.

[0098] Compared with the prior art, the present application has at least the following advantages:

[0099] The furnace building method has the advantages that the smelting furnace 10 is sequentially connected by the smelting furnace body 200, the sliding furnace body 300 and the feeding furnace body 400, and the smelting furnace body 200, the sliding furnace body 300 and the feeding furnace body 400 are all assembled by a plurality of single bodies, so that the smelting furnace 10 is assembled by a plurality of single bodies, when the smelting furnace 10 is partially damaged, the damaged single body on the smelting furnace 10 can be disassembled, then a new single body is assembled at the damaged position, the step of baking and repairing the part is omitted, and the repairing efficiency of the smelting furnace 10 is improved. Moreover, since the smelting furnace 10 is assembled by a plurality of single bodies, the cracks of the single bodies do not affect each other, that is, the cracks of the single bodies do not extend to the remaining single bodies, the repairing area of the smelting furnace 10 after damage is reduced, and the repairing efficiency of the smelting furnace 10 is higher.

[0100] The above-described embodiments only express several implementation manners of the present application, and the description is relatively specific and detailed, but it should not be understood as a limitation on the patent scope of the present application. It should be pointed out that, for ordinary skilled persons in the art, several modifications and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application should be subject to the appended claims.

Claims

1. A smelting furnace, characterized in that, The furnace is prepared by a furnace building method, and the furnace building method comprises the following steps: manufacturing an outer shell, which comprises a first shell body, a second shell body and a third shell body connected in sequence, wherein the first shell body, the second shell body and the third shell body are respectively provided with a first assembly cavity, a second assembly cavity and a third assembly cavity, and the first assembly cavity, the second assembly cavity and the third assembly cavity are connected in sequence; assembling a smelting furnace body in the first assembly cavity, wherein the first shell body is wrapped on the outer surface of the smelting furnace body, and the smelting furnace body is provided with a smelting cavity; assembling a sliding material furnace body in the second assembly cavity, wherein the second shell body is wrapped on the outer surface of the sliding material furnace body, and the sliding material furnace body is provided with an inclined channel communicated with the smelting cavity; assembling a feeding furnace body in the third assembly cavity, wherein the third shell body is wrapped on the outer surface of the feeding furnace body, and the feeding furnace body is provided with a feeding channel communicated with the inclined channel; performing caulking treatment on the smelting furnace body, the sliding material furnace body and the feeding furnace body to form a smelting furnace; wherein the smelting furnace body comprises a smelting bottom assembly and a smelting wall body assembly, the smelting bottom assembly and the smelting wall body assembly are connected to jointly form the smelting cavity; the smelting bottom assembly comprises a plurality of smelting bottom strips arranged side by side and a plurality of smelting bottom dovetail joints, each smelting bottom strip comprises a plurality of smelting bottom monomers and a plurality of smelting bottom eight-shaped tenons, and each two adjacent smelting bottom monomers of each smelting bottom strip are detachably connected through one smelting bottom eight-shaped tenon, a plurality of smelting bottom monomers of a plurality of smelting bottom strips are arranged one by one to form a plurality of smelting bottom rows, and each smelting bottom row is detachably connected to an integral body through a smelting bottom dovetail joint; the smelting wall body assembly comprises a plurality of smelting wall body ring strips arranged side by side and a plurality of smelting wall body dovetail joints, each smelting wall body ring strip comprises a plurality of smelting wall body monomers and a plurality of smelting wall body eight-shaped tenons, and each two adjacent smelting wall body monomers of each smelting wall body ring strip are detachably connected through one smelting wall body eight-shaped tenon, so that the smelting wall body monomers are sequentially connected end to end; a plurality of smelting wall body monomers of a plurality of smelting wall body ring strips are arranged one by one to form a plurality of smelting wall body rows, and each smelting wall body row is detachably connected to an integral body through the smelting wall body dovetail joint. The slide material furnace body comprises a slide material bottom assembly and a slide material wall body assembly, the slide material bottom assembly is connected with the slide material wall body assembly, the slide material bottom assembly is inclined to the horizontal plane, and the slide material bottom assembly is arranged towards the molten material furnace body, the slide material bottom assembly and the slide material wall body assembly jointly enclose the inclined channel, the inclined channel is communicated with the molten material cavity, and the bottom surface of the inclined channel is arranged to be inclined and towards the molten material cavity; the slide material bottom assembly comprises a plurality of slide material bottom strips arranged side by side, each slide material bottom strip comprises a plurality of slide material bottom monomers and a plurality of slide material bottom ladder-shaped tenons, two adjacent slide material bottom monomers of each slide material bottom strip are detachably connected through a slide material bottom ladder-shaped tenon, a plurality of slide material bottom monomers of a plurality of slide material bottom strips are arranged one by one to form a plurality of slide material bottom rows; the slide material furnace body is formed with a slag hole, the slag hole is communicated with the inclined channel; the slide material wall body assembly comprises a plurality of slide material wall body ring strips arranged side by side and a plurality of slide material wall body dovetail tenons, each slide material wall body ring strip comprises a plurality of slide material wall body monomers and a plurality of slide material wall body eight-shaped tenons, two adjacent slide material wall body monomers of each slide material wall body ring strip are detachably connected through a slide material wall body eight-shaped tenon, a plurality of slide material wall body monomers of a plurality of slide material wall body ring strips are arranged one by one to form a plurality of slide material wall body rows, and each slide material wall body row is detachably connected to an integral body through the slide material wall body dovetail tenon; The feeding furnace body comprises a plurality of feeding wall body ring strips arranged side by side and a plurality of feeding wall body dovetail tenons, each feeding wall body ring strip comprises a plurality of feeding wall body monomers and a plurality of feeding wall body eight-shaped tenons, two adjacent feeding wall body monomers of each feeding wall body ring strip are detachably connected through a feeding wall body eight-shaped tenon, so that the feeding wall body monomers are sequentially connected end to end, a plurality of feeding wall body monomers of a plurality of feeding wall body ring strips are arranged one by one to form a plurality of feeding wall body rows, and each feeding wall body row is detachably connected to an integral body through the feeding wall body dovetail tenon; The molten material bottom monomer, the molten material wall body monomer and the feeding wall body monomer are all formed through casting SiC.

2. The smelting furnace of claim 1, wherein In the first assembly cavity, the molten material furnace body is assembled, the first shell is wrapped on the outer surface of the molten material furnace body, and the molten material furnace body is formed with a molten material cavity, and the step comprises the following steps: A first heat preservation structure is laid on the bottom wall of the first assembly cavity; A molten material bottom assembly is assembled on the first heat preservation structure; A second heat preservation structure is laid on the side wall of the first assembly cavity; A molten material wall body assembly is assembled on the second heat preservation structure, and the molten material wall body assembly is connected with the molten material bottom assembly; wherein the molten material wall body assembly and the molten material bottom assembly jointly form the molten material furnace body.

3. The smelting furnace of claim 2, wherein After the step of assembling the molten material wall body assembly on the second heat preservation structure, the furnace building method further comprises: filling heat preservation cotton between the second heat preservation structure and the first shell.

4. The smelting furnace of claim 2, wherein The first heat preservation structure comprises heat preservation cotton, refractory fiber plates and high-temperature-resistant plates which are arranged in layers; and / or, The second heat preservation structure comprises a refractory fiber plate and a high-temperature resistant plate which are stacked.

5. The smelting furnace of claim 2, wherein The step of assembling the slide material furnace body in the second assembly cavity, the second shell covering the outer surface of the slide material furnace body, and the slide material furnace body being formed with the inclined channel communicating with the melt cavity comprises: Laying a third heat preservation structure on the bottom wall of the second assembly cavity; Assembling a slide material bottom assembly on the third heat preservation structure, and connecting the inclined bottom with the melt wall body; Laying a fourth heat preservation structure on the side wall of the second assembly cavity; Assembling a slide material wall body assembly on the fourth heat preservation structure, and connecting the slide material wall body with the inclined bottom and the melt wall body respectively; wherein the inclined bottom and the slide material wall body jointly form the slide material furnace body.

6. The smelting furnace of claim 5, wherein After the step of assembling the slide material wall body assembly on the fourth heat preservation structure, the furnace building method further comprises: filling insulation cotton between the fourth heat preservation structure and the second shell.

7. The smelting furnace of claim 5, wherein The step of assembling the slide material furnace body in the second assembly cavity, the second shell covering the outer surface of the slide material furnace body, and the slide material furnace body being formed with the inclined channel communicating with the melt cavity comprises: Laying a third heat preservation structure on the bottom wall of the second assembly cavity; Assembling a slide material bottom assembly on the third heat preservation structure, and connecting the inclined bottom with the melt wall body; 8. The smelting furnace defined in claim 7, wherein Laying a fourth heat preservation structure on the side wall of the second assembly cavity; 9. The smelting furnace according to any one of claims 1 to 8, characterized in that, Assembling a slide material wall body assembly on the fourth heat preservation structure, and connecting the slide material wall body with the inclined bottom and the melt wall body respectively; wherein the inclined bottom and the slide material wall body jointly form the slide material furnace body. After the step of assembling the slide material wall body assembly on the fourth heat preservation structure, the furnace building method further comprises: filling insulation cotton between the fourth heat preservation structure and the second shell. After the step of filling the joints of the melt furnace body, the slide material furnace body and the feeding furnace body, the furnace building method further comprises: Providing a cover assembly; Dismountably covering the opening of the melt furnace body with the cover assembly.

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