CN215725035U - Industrial waste comprehensive treatment furnace - Google Patents

Abstract

The utility model discloses an industrial waste comprehensive treatment furnace, which comprises a furnace body, a furnace top and a flue, wherein a hearth is arranged in the furnace body, the furnace body is provided with a slag hole and a valuable metal discharge hole, each of the slag hole and the valuable metal discharge hole is communicated with the hearth, the furnace top is arranged at the top of the furnace body to cover the top of the hearth, a smoke outlet and a feed inlet are arranged on the furnace top, the smoke outlet and the feed inlet are both communicated with the hearth, the furnace top comprises a plurality of furnace plates which are detachably connected together, a sealing gasket is arranged between every two adjacent furnace plates, and the flue is arranged on the furnace top and is communicated with the smoke outlet. The utility model can treat complex solid and liquid wastes, is convenient to overhaul, is not easy to damage and has long service life.

Description

Industrial waste comprehensive treatment furnace

Technical Field

The utility model relates to the technical field of industrial treatment, in particular to an industrial waste comprehensive treatment furnace.

Background

In recent years, with the continuous advance of the industrialization process of China, the generation amount of various industrial wastes is rapidly increased.

In the related technology, when the treatment furnace is used for treating complex solid and liquid wastes, the temperature of a hearth of the treatment furnace is overhigh, the chemical reaction of the complex wastes in the furnace severely erodes the furnace top, the furnace top of the treatment furnace is difficult to bear the complex chemical erosion and strong physical scouring at high temperature, and the large-area falling condition can occur, so that the treatment furnace needs to be shut down for maintenance, the working efficiency of the treatment furnace is reduced, and the working process is greatly influenced. Therefore, the treatment furnace can only perform harmless or recycling treatment on certain specific wastes, such as: the side-blown molten pool smelting furnace of the improved side-blown molten pool smelting furnace of the publication No. CN105698529B has the defects that the top of the treatment furnace is extremely easy to damage and cannot be maintained when the treatment furnace treats complex solid and liquid wastes due to the unreasonable structure of the top of the treatment furnace.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, the embodiment of the utility model provides the industrial waste comprehensive treatment furnace which can treat complex solid and liquid wastes, is not easy to damage and has long service life.

The industrial waste comprehensive treatment furnace according to the embodiment of the utility model comprises: the furnace body is provided with a hearth and a slag outlet and a valuable metal discharge port, and each of the slag outlet and the valuable metal discharge port is communicated with the hearth; the furnace top is arranged at the top of the furnace body to cover the top of the hearth, a smoke outlet and a feed inlet are arranged on the furnace top, the smoke outlet and the feed inlet are both communicated with the hearth, the furnace top comprises a plurality of furnace plates which are detachably connected together, and a sealing gasket is arranged between every two adjacent furnace plates; and the flue is arranged on the furnace top and is communicated with the smoke outlet.

According to the industrial waste comprehensive treatment furnace provided by the embodiment of the utility model, the furnace top is formed by the plurality of furnace plates, so that the furnace top can be conveniently overhauled and replaced.

In some embodiments, a plurality of the furnace plates are arranged along the length direction of the furnace body, and the plurality of the furnace plates are detachably connected in turn.

In some embodiments, each furnace plate has a first cooling cavity therein, and a bottom of each furnace plate is provided with a first ramming mass.

In some embodiments, a lifting ring is arranged above the furnace top, and the furnace top is placed at the top of the furnace body.

In some embodiments, the industrial waste integrated processing furnace further comprises a gas supply assembly, at least part of the gas supply assembly is arranged in the furnace body and comprises: the body is internally provided with a second cooling cavity and an air charging pipeline, the second cooling cavity is arranged around the air charging pipeline, and the air charging pipeline is communicated with the hearth; the second ramming material is arranged on one side, close to the hearth, of the body; one end of the water inlet pipe is positioned outside the second cooling cavity, and the other end of the water inlet pipe extends into the second cooling cavity and is adjacent to the bottom surface of the second cooling cavity; and the water outlet pipe is positioned on the outer side of the second cooling cavity and communicated with the second cooling cavity.

In some embodiments, the gas supply assembly further includes an inner ring rib plate and an outer ring rib plate, the inner ring rib plate and the outer ring rib plate are arranged on one side of the body, which is adjacent to the hearth, the outer circumferential surface of the inner ring rib plate and the inner circumferential surface of the outer ring rib plate are arranged at intervals along the radial direction of the inner ring rib plate, and the second ramming material is arranged between the inner ring rib plate and the outer ring rib plate.

In some embodiments, the second cooling cavity comprises a first cavity section and a second cavity section in communication with each other, the first cavity section being in communication with the inlet pipe and the outlet pipe, the second cavity section being adjacent to the second ramming mass compared to the first cavity section, the first cavity section having a cross-sectional area greater than a cross-sectional area of the second cavity section.

In some embodiments, the industrial waste comprehensive treatment furnace further comprises a flue gas flow guiding device, the flue gas flow guiding device is detachably connected with the furnace body, and at least part of the flue gas flow guiding device is positioned in the hearth and is adjacent to the smoke outlet.

In some embodiments, the flue gas guiding device comprises: a first clamping plate and a second clamping plate, wherein the first clamping plate and the second clamping plate are oppositely and spaced, and are connected with each other; the cooling pipe is clamped between the first clamping plate and the second clamping plate, and the plurality of cooling pipes are sequentially arranged along the length direction of the first clamping plate.

In some embodiments, the cross-sectional area of the flue increases in a direction away from the smoke outlet.

In some embodiments, the industrial waste comprehensive treatment furnace further comprises a cooling jacket, the cooling jacket is arranged on the periphery of the furnace body, a cooling channel is arranged in the cooling jacket, a plurality of first protrusions are arranged on the outer surface of the furnace body at intervals in the vertical direction, first grooves are formed between adjacent first protrusions, a plurality of second protrusions are arranged on the inner surface of the cooling jacket at intervals in the vertical direction, second grooves are formed between adjacent second protrusions, the second protrusions are matched in the first grooves, the first protrusions are matched in the second grooves, and the cooling pipe is arranged in the cooling jacket.

In some embodiments, the furnace body comprises a first furnace body section, a second furnace body section and a third furnace body section which are arranged in sequence from top to bottom, the cross-sectional area of the first furnace body section and the cross-sectional area of the third furnace body section are constant along the direction from top to bottom, the cross-sectional area of the second furnace body section is gradually reduced along the direction from top to bottom, and the first protrusion is arranged on the outer surface of the second furnace body section; the cooling jacket comprises a first section, a second section and a third section which are sequentially arranged from top to bottom, the first section is arranged around the first furnace body section, the second section is arranged around the second furnace body section, the third section is arranged around the third furnace body section, and the second bulge is arranged on the inner surface of the second section.

Drawings

FIG. 1 is a schematic structural view of an industrial waste comprehensive treatment furnace according to an embodiment of the present invention.

FIG. 2 is a plan view of an integrated industrial waste treatment furnace according to an embodiment of the present invention.

Fig. 3 is a front sectional view of a-a in fig. 1.

FIG. 4 is a schematic view showing the construction of a gas supply unit of the industrial waste integrated processing furnace according to the embodiment of the present invention.

FIG. 5 is a schematic structural diagram of a flue gas guiding device of the industrial waste comprehensive treatment furnace according to the embodiment of the utility model.

FIG. 6 is a schematic structural view of a furnace body and a cooling water jacket of the industrial waste integrated processing furnace according to the embodiment of the present invention.

FIG. 7 is a schematic structural view of a furnace plate of the industrial waste integrated processing furnace according to the embodiment of the present invention.

Reference numerals:

a comprehensive treatment furnace 100;

a furnace body 1; a hearth 11; the first projection 111; a first groove 112; a first surface 113; a first brick body 12; a second brick body 13; a first furnace section 14; a second furnace body section 15; a third furnace body section 16; a slag outlet 17; a valuable metal discharge port 18;

a cooling jacket 2; a cooling channel 21; a second projection 22; a second surface 221; a second groove 23;

a furnace roof 3; a smoke outlet 31; a feed port 32; a furnace plate 33; a first plate 331; a second plate 332; a mounting plate 334; a first ramming mass 335; a mounting portion 336; mounting holes 337; an extension 338; a flange 34; an anchoring hook 35; a rib plate 36; a first cooling chamber 37; a first inlet port 38; a second liquid outlet 39; a first water inlet pipe 381; a first water outlet pipe 391;

a flue 4;

a gas supply assembly 5; a body 51; the second cooling chamber 511; a first cavity segment 5111; a second segment 5112; a bottom face 5113; a wind charging duct 512; a second ramming mass 52; a water inlet pipe 53; a water outlet pipe 54; an inner ring rib plate 55; an outer ring rib plate 56;

a flue gas guiding device 6; a first clamp plate 61; a second clamping plate 62; a cooling pipe 63;

a waste heat recovery zone 7.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

The integrated treating furnace 100 according to the embodiment of the present invention will be described below with reference to fig. 1 to 7, and in order to make the technical solution of the present invention more easily understood, the technical solution of the present invention will be described below by taking the furnace body 1 as an example extending in the up-down direction.

As shown in fig. 1 to 7, an industrial waste integrated processing furnace 100 according to an embodiment of the present invention includes a furnace body 1, a cooling jacket 2, a furnace top 3, and a flue 4.

The furnace body 1 has a furnace 11 therein, the bottom of the furnace body 1 has a slag outlet 17 and a valuable metal discharge port 18, each of the slag outlet 17 and the valuable metal discharge port 18 is communicated with the furnace 11, whereby the waste material in the furnace 11 can be discharged from the slag outlet 17 and the valuable metal can be discharged from the valuable metal discharge port 18.

The furnace top 3 is arranged at the top of the furnace body 1 to cover the top of the hearth 11, the furnace top 3 is provided with a smoke outlet 31 and a feed inlet 32, the smoke outlet 31 and the feed inlet 32 are both communicated with the hearth 11, the furnace top 3 comprises a plurality of furnace plates 33, the furnace plates 33 are detachably connected together, and a sealing gasket (not shown in the figure) is arranged between every two adjacent furnace plates 33.

The flue 4 is arranged on the furnace top 3 and is communicated with the smoke outlet 31. Therefore, the industrial waste enters the hearth 11 from the feeding hole 32 and reacts in the hearth 11, so that valuable metals in the industrial waste can be extracted, and the flue gas generated in the process can flow into the flue 4 through the flue outlet 31 and then is discharged out of the hearth 11 through the flue 4.

According to the industrial waste comprehensive treatment furnace 100 provided by the embodiment of the utility model, the furnace top 3 comprises the plurality of furnace plates 33, the plurality of furnace plates 33 are detachably connected with each other, when the furnace top 3 is locally corroded, the damaged furnace plates 33 can be independently detached or replaced, and the furnace shutdown maintenance is not needed, so that the smooth production is ensured, the working efficiency of the industrial waste comprehensive treatment furnace 100 is improved, a sealing gasket is arranged between every two adjacent furnace plates 33, harmful dangerous gas in the furnace body 1 can be prevented from overflowing through a gap between furnace top components, and the safety and the environmental friendliness of the industrial waste comprehensive treatment furnace 100 are improved.

Therefore, the integrated treatment furnace 100 according to the embodiment of the present invention can perform integrated treatment on various complex industrial wastes, thereby achieving environmental protection and resource recycling.

Optionally, the gasket is a heat resistant fiberboard. The heat-resistant fiber board not only can play a role in sealing, but also can work in severe environments such as high temperature and the like in the industrial waste comprehensive treatment furnace 100.

In some embodiments, a plurality of furnace plates 33 are arranged along the length direction of the furnace body 1, and the plurality of furnace plates 33 are detachably connected in turn. Thereby enabling a plurality of furnace plates 33 to be sequentially arranged at the top of the furnace body 1, and further enabling the arrangement of the furnace top 3 to be more reasonable.

In some embodiments, each oven plate 33 has a first cooling cavity 37 therein, and the bottom of each oven plate 33 is provided with a first ramming mass 335. Therefore, when the treatment furnace 100 treats complex solid and liquid wastes, the first ramming material 335 is arranged on the bottom surface of the furnace plate 33, and the furnace top 3 can bear complex chemical erosion and strong physical scouring generated by treating the complex solid and liquid wastes at high temperature, so that the service life of the furnace plate 33 is prolonged, the temperature of the furnace plate 33 is effectively reduced by introducing cooling liquid into the first cooling cavity 37, the service life of the furnace top 3 is further prolonged, and the service life of the furnace top 3 is prolonged.

Specifically, as shown in fig. 7, the oven plate 33 includes a first plate 331, a second plate 332, a mounting plate 334, and a first ramming mass 335. The first plate 331 is provided with a first liquid inlet 38 and a first liquid outlet 39, and the first liquid inlet 38 and the first liquid outlet 38 are arranged at intervals. The second plate 332 is located below the first plate 331, and the second plate 332 is spaced apart from the first plate 331 in the up-down direction. The mounting plate 334 is connected to the outer periphery of the first plate 331, the mounting plate 334 is connected to the outer periphery of the second plate 332, the mounting plate 334, the first plate 331 and the second plate 332 form the first cooling chamber 37 therebetween, the first cooling chamber 37 communicates with the first liquid inlet 38 and the first liquid outlet 39, and the mounting plates 334 of the adjacent furnace plates 33 are connected to each other.

When the temperature in the hearth 11 rises, the cooling liquid can enter the first cooling cavity 37 through the first liquid inlet 38 and flow out of the first cooling cavity 37 from the first liquid outlet 39, and then the furnace plate 33 can be cooled, so that the furnace plate 33 can bear complex chemical erosion and strong physical scouring generated at high temperature, deformation of the furnace top component due to overhigh temperature is prevented, the service life of the furnace plate 33 is prolonged, and the first liquid inlet 38 and the first liquid outlet 39 are arranged at intervals, so that the cooling liquid entering the first cooling cavity 37 is prevented from directly flowing away from the first liquid outlet 39, the flowing time of the cooling liquid in the first cooling cavity 37 is prolonged, and the cooling efficiency of the cooling liquid is improved.

In some embodiments, as shown in fig. 7, a first water inlet pipe 381 and a first water outlet pipe 391 are disposed on the first plate 331, a lower end of the first water inlet pipe 381 is communicated with the first liquid inlet 38, and a lower end of the first water outlet pipe 391 is communicated with the first liquid outlet 39. Flanges 34 are installed at the upper ends of the first water inlet pipe 381 and the first water outlet pipe 391, and the external water inlet pipe and the external water outlet pipe can be communicated with the first water inlet pipe 381 and the first water outlet pipe 391 through the flanges 34, respectively, so that external cooling liquid is introduced into the first cooling chamber 37, and the furnace plate 33 is cooled.

In some embodiments, as shown in fig. 7, the mounting plate 334 has a mounting portion 336 protruding upward in the up-down direction from the first plate 331, the mounting portion 336 is provided with mounting holes 337, and the mounting holes 337 of adjacent furnace plates 33 are oppositely disposed. That is, the mounting holes 337 of the adjacent two furnace plates 33 communicate with each other, thereby facilitating the installation of the adjacent two furnace plates 33 together by bolts passing through the mounting holes 337 of the adjacent two furnace plates 33.

In some embodiments, as shown in fig. 7, the mounting plate 334 has an extension 338 that projects downwardly in the up-down direction beyond the second plate 332, the extension 338 and the second plate 332 forming a cavity therebetween, the first ramming mass 335 being disposed within the cavity. The cavity thus provides mounting space for the first ramming mass 335, facilitating the mounting of the first ramming mass 335 at the bottom of the second plate 332.

In some embodiments, as shown in fig. 7, the oven plate 33 further comprises a plurality of anchoring hooks 35, the anchoring hooks 35 being disposed within the cavity and connected to the bottom of the second plate 332, the plurality of anchoring hooks 35 being spaced apart. The first ramming mass 335 may be fixed on the anchoring hook 35, whereby the first ramming mass 335 may be more stably mounted in the cavity.

In some embodiments, as shown in FIG. 7, the furnace plate 33 further includes a plurality of ribs 36, the ribs 36 are disposed within the first cooling chamber 37, and the ribs 36 are connected to the first plate 331 and the second plate 332. The rib plates 36 play a role in supporting and reinforcing the furnace plate 33, so that the shape of the furnace plate 33 is kept stable and is not deformed, and the stability of the furnace plate 33 is improved.

In some embodiments, a lifting ring (not shown) is provided above the furnace roof 3, and the furnace roof 3 is placed on top of the furnace body 1. Specifically, a right hanging ring is fixed above a furnace plate 33 in the furnace top 3, the furnace top 3 is directly placed at the top of the furnace body 1, and when the furnace top 3 is damaged, the furnace top 3 can be directly detached from the furnace body 1 through the hanging ring, so that the maintenance of the furnace top 3 is facilitated.

In some embodiments, as shown in FIG. 4, the integrated treatment furnace 100 further comprises a gas supply assembly 5, at least a portion of the gas supply assembly 5 being disposed within the furnace body 1. The air supply assembly 5 comprises a body 51, a second ramming mass 52, an inlet pipe 53 and an outlet pipe 54. The main body 51 is provided with a second cooling cavity 511 and an air charging pipeline 512, the second cooling cavity 511 is arranged around the air charging pipeline 512, and the air charging pipeline 512 is communicated with the hearth 11. The air charging pipeline 512 can not only blow fuel as a heat supplementing air port, but also blow oxygen-enriched air to provide sufficient combustion-supporting gas for the hearth 11, so that the industrial waste is fully reacted and combusted in the hearth 11. When complex waste is treated, the scouring in the molten pool is more severe, the cooling liquid in the second cooling cavity 511 not only can cool the furnace body 1 at the periphery of the gas supply component 5, so that the anti-scouring performance of the furnace body 5 is greatly improved, but also cools the air charging pipeline 512, and therefore the air charging pipeline 512 is prevented from being damaged due to overhigh temperature in the hearth 11.

In some embodiments, as shown in fig. 4, the second ramming mass 52 is disposed on a side of the body 51 adjacent to the firebox 11 (e.g., outside the body 51 in fig. 4). Therefore, the second ramming mass 52 can prevent molten materials in the hearth 11 from directly contacting the gas supply assembly 5, and the service life of the gas supply assembly 5 is further prolonged.

In some embodiments, as shown in FIG. 4, one end of the water inlet pipe 53 is located outside the second cooling chamber 511, the other end of the water inlet pipe 53 extends into the second cooling chamber 511 and is adjacent to the bottom 5113 of the second cooling chamber 511 (the inner side of the second cooling chamber 511 shown in FIG. 4), and the water outlet pipe 54 is located outside the second cooling chamber 511 and is communicated with the second cooling chamber 511. Wherein, because the bottom 5113 of the second cooling chamber 511 has higher thermal load strength, the cooling liquid is directly fed into the bottom 5113 of the second cooling chamber 511 through the water inlet pipe 53, which can take away more heat inside the second cooling chamber 511, thereby improving the cooling effect of the cooling liquid,

in some embodiments, as shown in fig. 4, the gas supply assembly 5 further includes an inner ring rib 55 and an outer ring rib 56, the inner ring rib 55 and the outer ring rib 56 are disposed on a side of the body 51 adjacent to the hearth 11 (e.g., an inner side of the body 51 in fig. 4), the inner ring rib 55 and the outer ring rib 56 are spaced apart from each other in a radial direction of the inner ring rib 55, and the second ramming material 52 is disposed between the inner ring rib 55 and the outer ring rib 56. Namely, an installation cavity of the second ramming mass 52 is formed between the inner ring rib plate 55, the outer ring rib plate 56 and the body 51, so that the second ramming mass 52 is conveniently installed in the installation cavity.

In some embodiments, as shown in fig. 4, the second cooling chamber 511 includes a first chamber section 5111 and a second chamber section 5112 in communication with each other, the first chamber section 5111 being in communication with the inlet pipe 53 and the outlet pipe 54, the second chamber section 5112 being adjacent the second ramming mass 52 relative to the first chamber section 5111, the first chamber section 5111 having a larger cross-sectional area than the second chamber section 5112. Specifically, the right section of the cooling cavity is the first cavity section 5111, the cross section of the first cavity section 5111 may be circular, and the cross section area of the first cavity section 5111 is smaller, so that the flow of the cooling liquid in the first cavity section 5111 is accelerated, and the cooling efficiency of the cooling liquid is improved. The left section of the second cooling chamber 511 is a second chamber section 5112, the cross section of the second chamber section 5112 may be rectangular, and the cross section of the second chamber section 5112 is larger, so as to provide an installation space for the water inlet pipe 53 and the water outlet pipe 54.

In some embodiments, as shown in fig. 1, the integrated treatment furnace 100 further comprises a flue gas guiding device 6, the flue gas guiding device 6 is detachably connected with the furnace body 1, and at least part of the flue gas guiding device 6 is located in the hearth 11 and is adjacent to the smoke outlet 31. When complex waste is treated, the connection part of the smoke outlet 31 and the furnace top 3 is often washed by high-temperature smoke, the working environment is severe, and the connection part is extremely easy to damage, so the smoke guide device 6 can protect the connection part. The flue gas guiding device 6 also plays a role of a baffle plate, and because the flue gas guiding device 6 is arranged between the smoke outlet 31 and the feeding hole 32, when materials enter the hearth 11 from the feeding hole 32, the materials can be prevented from being taken away from the smoke outlet 31 by the flue gas. In addition, because the flue gas guiding device 6 is detachably connected with the furnace body 1, when the flue gas guiding device 6 is damaged, a new flue gas guiding device can be directly replaced.

Specifically, the flue gas guiding device 6 is arranged at the joint of the flue gas outlet 31 and the lower part of the furnace top, the flue gas guiding device 6 directly penetrates through the furnace body 1, and two ends of the flue gas guiding device 6 extend out of the through hole, so that the flue gas guiding device 6 is arranged in the furnace body 1. It is understood that the present application is not limited thereto, for example, the flue gas guiding device 6 may be directly fixed in the furnace body 1 by bolts or screws.

In some embodiments, as shown in fig. 4, the flue gas guiding device 6 comprises a first clamping plate 61, a second clamping plate 62 and a plurality of cooling pipes 63. The first clamping plate 61 and the second clamping plate 62 are arranged oppositely and at intervals, and the first clamping plate 61 and the second clamping plate 62 are connected with each other. The cooling pipe 63 is sandwiched between the first clamping plate 61 and the second clamping plate 62, and the plurality of cooling pipes 63 are arranged in order along the length direction (the up-down direction as shown in fig. 5) of the first clamping plate 61. From this, the coolant liquid can cool off flue gas guiding device 6 through cooling tube 63 to the life of flue gas guiding device 6 has been prolonged.

In some embodiments, as shown in FIGS. 1-3, the cross-sectional area of the flue 4 increases in a direction away from the smoke outlet 31. According to the industrial waste comprehensive treatment furnace 100 provided by the embodiment of the utility model, the cross section area of the flue 4 is increased from bottom to top, so that the flow velocity of the flue gas in the flue 4 can be reduced, the smoke outlet velocity is less than 5m/s, the smoke dust in the flue gas falls into the furnace, the flue gas is fully combusted, and the requirement of harmless treatment of waste is met.

In some embodiments, as shown in fig. 1-3, the flue 4 is disposed adjacent to the peripheral side of the furnace body 1, and the peripheral side of the flue 4 at the smoke inlet end is shaped to match the peripheral side of the furnace body 1, so that the flue 4 is disposed adjacent to the peripheral side of the furnace body 1, thereby improving the utilization of the furnace roof 3.

In some embodiments, as shown in fig. 1-3, the smoke outlet 31 and the feed opening 32 are spaced further apart from each other on the furnace top 3, thereby further preventing the material from being carried away by the smoke from the smoke outlet 31 and further preventing the loss of the material.

In some embodiments, as shown in fig. 1-3, a waste heat recovery area 7 is provided above the flue 4, so that the waste heat of the high-temperature flue gas can be recovered.

In some embodiments, the integrated treatment furnace 100 further comprises a cooling jacket 2, the cooling jacket 2 is disposed at the periphery of the furnace body 1, a cooling channel 21 is disposed in the cooling jacket 2, the outer surface of the furnace body 1 is provided with a plurality of first protrusions 111 arranged at intervals in the up-down direction, and first grooves 112 are formed between adjacent first protrusions 111. The inner surface of the cooling jacket 2 is provided with a plurality of second protrusions 22 arranged at intervals in the up-down direction, and second grooves 23 are formed between the adjacent second protrusions 22. Wherein the second protrusion 22 fits into the first recess 112, the first protrusion 111 fits into the second recess 23, and the cooling pipe 63 is provided in the cooling jacket 2.

Because the temperature generated in the hearth 11 by processing complex solid wastes and liquid wastes is at least 200 ℃ higher than the temperature generated in the hearth 11 by processing single wastes, the cooling jacket 2 is arranged at the periphery of the furnace body 1, and the cooling channel 21 is arranged in the cooling jacket 2, so that the furnace body 1 of the comprehensive treatment furnace 100 is cooled in a full-surrounding manner, the temperature of the furnace body 1 of the treatment furnace is effectively reduced, the furnace body 1 is prevented from being damaged by high-temperature erosion due to overhigh temperature of the furnace body, the service life of the comprehensive treatment furnace 100 is prolonged, and by the matching of the first protrusion 111 and the second groove 23 and the matching of the first groove 112 and the second protrusion 22, the contact area between the cooling jacket 2 and the furnace body 1 is increased, the cooling efficiency of the cooling jacket 2 on the furnace body 1 is further improved, and the cooling jacket 2 plays a role in supporting the furnace body 1, the stability of the furnace body 1 is ensured.

In some embodiments, the first protrusion 111 has a first surface 113 (the outer surface of the first protrusion 111 shown in fig. 6) away from the inner surface of the furnace body 1, and the second protrusion 22 has a second surface 221 (the inner surface of the second protrusion 22 shown in fig. 6) away from the outer surface of the cooling jacket 2. Of the adjacent first protrusions 111, the first surface 113 of the upper first protrusion 111 is located farther from the center of the cavity than the first surface 113 of the lower first protrusion 111. Of the adjacent second protrusions 22, the second surface 221 of the lower second protrusion 22 is adjacent to the center of the cavity compared to the second surface 221 of the upper second protrusion 22.

As shown in fig. 6, of the adjacent first projections 111, the outer surface of the upper first projection 111 is positioned outside the outer surface of the lower first projection 111 in the inward and outward direction. Of the adjacent second projections 22, the inner surface of the lower second projection 22 is located inside the inner surface of the upper second projection 22 in the inside-outside direction. Therefore, according to the industrial waste comprehensive treatment furnace 100 provided by the embodiment of the utility model, through the matching of the furnace body 1 and the cooling jacket 2, the furnace body 1 is conveniently mounted on the cooling jacket 2, and the supporting effect of the cooling jacket 2 on the furnace body 1 is increased, so that the furnace body 1 is more stable.

In some embodiments, the inner surface of the furnace body 1 is stepped in the up-down direction. As shown in fig. 6, the inner surface of the furnace body 1 is stepped from bottom to top and is expanded outward, so that the cross-sectional area of the furnace chamber 11 is increased, and the space utilization rate of the furnace body 1 is further improved.

In some embodiments, the furnace body 1 is constructed by bricks and includes a plurality of first bricks 12 and a plurality of second bricks 13, the first bricks 12 and the second bricks 13 are alternately arranged in the up-down direction, and the length of the first bricks 12 (e.g., the size of the first bricks 12 in the inside-outside direction) is smaller than the length of the second bricks 13 (e.g., the size of the second bricks 13 in the inside-outside direction).

The first brick body 12 and the second brick body 13 are adjacently arranged, the first brick body 12 is positioned below the second brick body 13, the inner side face of the first brick body 12 is adjacent to the center of the cavity compared with the inner side face of the second brick body 13, and the outer side face of the first brick body 12 is adjacent to the center of the cavity compared with the outer side face of the second brick body 13. As shown in fig. 6, in the first brick body 12 and the second brick body 13 which are adjacently arranged, and the first brick body 12 is positioned at the lower part, the second brick body 13 is positioned at the upper part, and in the inner and outer directions, the inner side surface of the first brick body 12 is positioned at the inner side of the inner side surface of the second brick body 13, and the outer side surface of the first brick body 12 is positioned at the inner side of the outer side surface of the second brick body 13. Therefore, the types of the bricks adopted for forming the furnace body 1 are relatively less, the difficulty in processing and manufacturing the furnace body 1 is reduced, the cost is saved, and the structure of the furnace body 1 is more reasonable.

In some embodiments, as shown in fig. 1-3, the furnace body 1 comprises a first furnace body section 14, a second furnace body section 15 and a third furnace body section 16 arranged in sequence from top to bottom. The cross-sectional area of the first furnace body section 14 and the cross-sectional area of the third furnace body section 16 are constant in the top-to-bottom direction, and the cross-sectional area of the second furnace body section 15 gradually decreases in the top-to-bottom direction. The third furnace section 16 refines the valuable metals from the industrial waste so that the valuable metals from the industrial waste can be subjected to a reduction reaction in the third furnace section 14. The volume of the second furnace body section 15 tends to expand, and the combustible gas is combusted in the second furnace body section 15, so that the second furnace body section 15 has the largest thermal load intensity, the working environment is poor, and the second furnace body section 15 is easily damaged due to overhigh temperature. First furnace body section 14 for further use in treating unburned combustibles, the first furnace body section 14 allows for more complete combustion of the combustible gases.

In some embodiments, as shown in fig. 1-3, the first protrusion 111 is provided on an outer surface of the second furnace section 15, and the cooling jacket 2 comprises a first section, a second section and a third section arranged in sequence from top to bottom, the first section being provided around the first furnace section 14, the second section being provided around the second furnace section 15, the third section being provided around the third furnace section 16, and the second protrusion 22 being provided on an inner surface of the second section. Therefore, the cooling liquid can cool the second furnace body section 15 through the cooling jacket 2, the temperature of the second furnace body section 15 is reduced, the over-high temperature of the furnace body 1 of the comprehensive treatment furnace 100 is avoided, and the service life of the comprehensive treatment furnace 100 is further prolonged.

An integrated processing furnace 100 according to some specific examples of the present invention is described below with reference to fig. 1.

The integrated treatment furnace 100 according to the specific example of the present invention comprises a furnace body 1, a cooling jacket 2, a furnace top 3, a flue 4, a gas supply assembly 5 and a flue gas guiding device 6.

The furnace body 1 is built by bricks, the furnace body 1 comprises a first furnace body section 14, a second furnace body section 15 and a third furnace body section 16 which are arranged in sequence from top to bottom, the cross section area of the first furnace body section 14 and the cross section area of the third furnace body section 16 are constant along the direction from top to bottom, the cross section area of the second furnace body section 15 is gradually reduced along the direction from top to bottom, the second furnace body section 15 comprises a plurality of first bricks 12 and a plurality of second bricks 13, the length of the first bricks 12 is smaller than that of the second bricks 13, the first bricks 12 and the second bricks 13 are alternately arranged one by one in the up-down direction, for the first bricks 12 and the second bricks 13 which are adjacently arranged, the first bricks 12 are arranged at the bottom, the second bricks 13 are arranged at the top, the inside surfaces of the first bricks 12 are arranged at the inside surfaces of the second bricks 13 in the inside-out direction, the outside surfaces of the first bricks 12 are arranged at the inside surfaces of the second bricks 13, the outer side of the second brick body 13 forms a first protrusion 111, the outer side of two adjacent second brick bodies 13 and first brick bodies 12 form a first groove 112, the inner side of the first brick body 12 is adjacent to the center of the cavity compared with the inner side of the second brick body 13, and the outer side of the first brick body 12 is adjacent to the center of the cavity compared with the outer side of the second brick body 13. The inner surface of the furnace body 1 is stepped in the vertical direction. Therefore, the furnace body is more reasonable to set.

The cooling jacket 2 is arranged at the periphery of the furnace body 1, a cooling channel 21 is arranged in the cooling jacket 2, wherein the inner surface of the cooling jacket 2 of the second furnace body section 15 is provided with a plurality of second protrusions 22 which are arranged at intervals along the vertical direction, a second groove 23 is formed between every two adjacent second protrusions 22, the second protrusions 22 are matched in the first grooves 112, the first protrusions 111 are matched in the second grooves 23, and the cooling pipe 63 is arranged in the cooling jacket 2.

The furnace roof 3 is arranged on the top of the furnace body 1 to cover the top of the hearth 11. The roof 3 comprises a plurality of furnace plates 33, the furnace plates 33 being connected to each other, and sealing plates of refractory fibre being provided between adjacent furnace plates 33.

The oven plate 33 includes a first plate 331, a second plate 332, a mounting plate 334, and a first ramming mass 335. The second plate 332 is located below the first plate 331, and the second plate 332 is spaced apart from the first plate 331 in the up-down direction. Mounting panel 334 is continuous with the periphery of first board 331, and mounting panel 334 is continuous with the periphery of second board 332, forms first cooling chamber 37 between mounting panel 334, first board 331 and the second board 332, is equipped with a plurality of gusset 36 in the first cooling chamber 37. The first plate 331 is provided with a first liquid inlet 38 and a first liquid outlet 39 at intervals, and the first liquid inlet 38 and the first liquid outlet 39 are communicated with the first cooling cavity 37. The mounting plate 334 has a mounting portion 336 protruding upward in the up-down direction from the first plate 331, and mounting holes 337 are provided in the mounting portion 336, and the mounting holes 337 of adjacent furnace plates 33 are arranged to face each other. The mounting plate 334 has an extension 338 extending downward in the up-down direction from the second plate 332, a cavity is formed between the extension 338 and the second plate 332, a plurality of anchoring hooks 35 are spaced in the cavity, and the first ramming mass 335 is disposed in the cavity through the anchoring hooks 35.

Be equipped with outlet flue 31 and feed inlet 32 on furnace roof 3, outlet flue 31 and feed inlet 32 all communicate with furnace 11, the spacing distance of inlet flue and outlet flue 31 between 3 on furnace roof is far away, be equipped with on furnace roof 3 with the flue 4 of inlet flue intercommunication, flue 4 sets up the week side at neighbouring furnace body 1, and the shape of the week side of the inlet flue end of flue 4 matches with the shape of week side of furnace body 1 and suits, thereby set up flue 4 on the week side of neighbouring furnace body 1, and then improved the utilization ratio of furnace roof 3, the cross-sectional area from the bottom up of flue 4 increases, thereby make the velocity of flow that reduces the flue gas, make the better dust fall of flue gas.

A plurality of gas supply assemblies 5 are arranged on the third furnace body section 16 at intervals, and a part of the gas supply assemblies 5 is arranged in the hearth 11 and comprises a body 51, a second ramming material 52, a water inlet pipe 53, a water outlet pipe 54, an inner ring rib plate 55 and an outer ring rib plate 56. The main body 51 is internally provided with a second cooling cavity 511 and an air charging pipeline 512, the second cooling cavity 511 is arranged around the air charging pipeline 512, one end of the water inlet pipe 53 is positioned outside the second cooling cavity 511, the other end of the water inlet pipe 53 extends into the second cooling cavity 511 and is adjacent to the bottom surface 5113 of the second cooling cavity 511, the water outlet pipe 54 is positioned outside the second cooling cavity 511 and is communicated with the second cooling cavity 511, the inner ring rib plate 55 and the outer ring rib plate 56 are arranged on one side of the main body 51 adjacent to the furnace body 1, the inner ring rib plate 55 and the outer ring rib plate 56 are arranged at intervals in the up-down direction, and the second ramming material 52 is arranged between the inner ring rib plate 55 and the outer ring rib plate 56.

The second cooling chamber 511 includes a first chamber section 5111 and a second chamber section 5112 which are communicated with each other, the cross section of the first chamber section 5111 may be circular, and the cross section of the first chamber section 5111 is smaller, thereby accelerating the flow of the cooling liquid in the first chamber section 5111 and thus improving the cooling efficiency of the cooling liquid. The cross-section of the second chamber section 5112 may be a rectangular chamber, and the cross-sectional area of the second chamber section 5112 is large, thereby providing an installation space for the water inlet pipe 53 and the water outlet pipe 54.

The flue gas guiding device 6 is arranged in the furnace body 1 in a penetrating manner, two ends of the flue gas guiding device 6 extend out of the furnace body 1, one part of the flue gas guiding device 6 is positioned in the hearth 11 and is adjacent to the smoke outlet 31, and the flue gas guiding device 6 comprises a first clamping plate 61, a second clamping plate 62 and a plurality of cooling pipes 63. The plurality of cooling pipes 63 are disposed in two rows in the longitudinal direction of the first clamping plate 61, and the plurality of cooling pipes 63 are sandwiched between the first clamping plate 61 and the second clamping plate 62. Thereby cooling the flue gas guiding device 6 and prolonging the service life of the flue gas guiding device 6.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (12)

1. An industrial waste comprehensive treatment furnace, which is characterized by comprising: the furnace body is provided with a hearth and a slag outlet and a valuable metal discharge port, and each of the slag outlet and the valuable metal discharge port is communicated with the hearth; the furnace top is arranged at the top of the furnace body to cover the top of the hearth, a smoke outlet and a feed inlet are arranged on the furnace top, the smoke outlet and the feed inlet are both communicated with the hearth, the furnace top comprises a plurality of furnace plates which are detachably connected together, and a sealing gasket is arranged between every two adjacent furnace plates; and the flue is arranged on the furnace top and is communicated with the smoke outlet.

2. The industrial waste comprehensive treatment furnace according to claim 1, wherein a plurality of the furnace plates are arranged along a length direction of the furnace body, and the plurality of furnace plates are detachably connected in sequence.

3. The industrial waste comprehensive treatment furnace according to claim 1, wherein each furnace plate is internally provided with a first cooling cavity, and the bottom of each furnace plate is provided with a first ramming material.

4. The industrial waste comprehensive treatment furnace according to claim 1, wherein a lifting ring is arranged above the furnace top, and the furnace top is placed at the top of the furnace body.

5. The industrial waste comprehensive treatment furnace of claim 1, further comprising a gas supply assembly, at least a portion of which is disposed in the furnace body and comprises:

the body is internally provided with a second cooling cavity and an air charging pipeline, the second cooling cavity is arranged around the air charging pipeline, and the air charging pipeline is communicated with the hearth;

the second ramming material is arranged on one side, close to the hearth, of the body;

one end of the water inlet pipe is positioned outside the second cooling cavity, and the other end of the water inlet pipe extends into the second cooling cavity and is adjacent to the bottom surface of the second cooling cavity;

and the water outlet pipe is positioned on the outer side of the second cooling cavity and communicated with the second cooling cavity.

6. The industrial waste comprehensive treatment furnace according to claim 5, wherein the gas supply assembly further comprises an inner ring rib plate and an outer ring rib plate, the inner ring rib plate and the outer ring rib plate are arranged on one side of the body, which is adjacent to the hearth, the inner ring rib plate and the outer ring rib plate are arranged at intervals along the radial direction of the inner ring rib plate, and the second ramming material is arranged between the inner ring rib plate and the outer ring rib plate.

7. The industrial waste integrated processing furnace of claim 5, wherein the second cooling chamber includes a first chamber section and a second chamber section in communication with each other, the first chamber section being in communication with the inlet pipe and the outlet pipe, the second chamber section being adjacent to the second ramming mass compared to the first chamber section, the first chamber section having a cross-sectional area greater than a cross-sectional area of the second chamber section.

8. The industrial waste comprehensive treatment furnace according to claim 1, further comprising a flue gas guiding device, wherein the flue gas guiding device is detachably connected with the furnace body, and at least part of the flue gas guiding device is positioned in the hearth and is arranged adjacent to the smoke outlet.

9. The industrial waste comprehensive treatment furnace according to claim 8, wherein the flue gas guiding device comprises:

a first clamping plate and a second clamping plate, wherein the first clamping plate and the second clamping plate are oppositely and spaced, and are connected with each other;

the cooling pipe is clamped between the first clamping plate and the second clamping plate, and the plurality of cooling pipes are sequentially arranged along the length direction of the first clamping plate.

10. The industrial waste integrated processing furnace of claim 1, wherein the cross-sectional area of the flue increases in a direction away from the flue outlet.

11. The industrial waste comprehensive treatment furnace according to claim 9, further comprising a cooling jacket, wherein the cooling jacket is provided at the outer periphery of the furnace body, a cooling channel is provided in the cooling jacket, the outer surface of the furnace body is provided with a plurality of first protrusions arranged at intervals in the vertical direction, first grooves are formed between adjacent first protrusions, the inner surface of the cooling jacket is provided with a plurality of second protrusions arranged at intervals in the vertical direction, second grooves are formed between adjacent second protrusions, the second protrusions are fitted in the first grooves, the first protrusions are fitted in the second grooves, and the cooling pipe is provided in the cooling jacket.

12. The industrial waste comprehensive treatment furnace according to claim 11, wherein the furnace body comprises a first furnace body section, a second furnace body section and a third furnace body section which are arranged in this order from top to bottom, the cross-sectional area of the first furnace body section and the cross-sectional area of the third furnace body section are constant in the top-to-bottom direction, the cross-sectional area of the second furnace body section is gradually reduced in the top-to-bottom direction, and the first projection is provided on the outer surface of the second furnace body section;

the cooling jacket comprises a first section, a second section and a third section which are sequentially arranged from top to bottom, the first section is arranged around the first furnace body section, the second section is arranged around the second furnace body section, the third section is arranged around the third furnace body section, and the second bulge is arranged on the inner surface of the second section.

Images