CN220250635U - Inclined belt type reduction furnace - Google Patents
Inclined belt type reduction furnace Download PDFInfo
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- CN220250635U CN220250635U CN202320805613.7U CN202320805613U CN220250635U CN 220250635 U CN220250635 U CN 220250635U CN 202320805613 U CN202320805613 U CN 202320805613U CN 220250635 U CN220250635 U CN 220250635U
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- 230000009467 reduction Effects 0.000 title claims abstract description 72
- 239000011449 brick Substances 0.000 claims description 46
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 23
- 239000010936 titanium Substances 0.000 claims description 23
- 229910052719 titanium Inorganic materials 0.000 claims description 23
- 239000000919 ceramic Substances 0.000 claims description 21
- 239000000428 dust Substances 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 239000002002 slurry Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003546 flue gas Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 68
- 239000002893 slag Substances 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses an inclined belt type reduction furnace, which comprises a furnace shell component, a furnace base component, side wall components and a conveying component, wherein the furnace shell component is connected to the top surface of the furnace base component, the conveying component is connected to the furnace base component, the conveying component is connected with the furnace shell component, the side wall components are connected to the two side surfaces of the furnace base component and the furnace shell component, the conveying component forms an annular long belt which is connected end to end, and the furnace base component is inclined; the utility model has the advantages of low energy consumption, low manufacturing cost, high productivity per unit area, less influence on environmental protection, convenient operation, stability and more than 90 percent of reduction effect.
Description
Technical Field
The utility model relates to the technical field of reduction furnaces, in particular to an inclined belt type reduction furnace.
Background
The reducing furnace has wide application in the metallurgical field, and the existing reducing furnace has higher manufacturing cost and great energy consumption.
Disclosure of Invention
The object of the present utility model is to provide a beveled belt reduction furnace which solves the above problems.
The utility model solves the technical problems by adopting the following technical scheme: the utility model provides a bevel belt reduction furnace, includes stove outer covering component, stove base component, side wall component, conveying component, stove outer covering component connects on stove base component top surface, conveying component connects on stove base component, conveying component is connected with stove outer covering component, side wall component connects on stove base component and stove outer covering component both sides face, conveying component forms the annular long area of end to end, stove base component shape is the inclined plane.
Optionally, the furnace shell member comprises a reduction furnace body, a plurality of screws and a plurality of steel bars, wherein the screws are fixedly connected to the outer side of the upper side wall of the reduction furnace body, each steel bar is fixedly connected with the top end of the corresponding screw, and two ends of each steel bar are respectively and fixedly connected to the corresponding side wall member;
the inner side surface of the reduction furnace body is sprayed with a heat-resistant and wear-resistant coating, and the upper layer of the outer side of the reduction furnace body is connected with a heat-insulating layer.
Optionally, the heat-resistant and wear-resistant coating is titanium carbide powder, the thickness of the heat-resistant and wear-resistant coating is 0.1mm-0.2mm, the heat-insulating layer is made of heat-insulating ceramic fibers, and the thickness of the heat-insulating layer is 29cm-31cm;
the reduction furnace body is formed by welding and connecting a plurality of titanium plates, and the thickness of each titanium plate is 4mm-6mm.
Optionally, the screws are welded and evenly connected to two symmetrical sides of the reduction furnace body, the distance between two adjacent screws on the same side is 0.9m-1.1m, the length of each screw is 39cm-41cm, the diameter of each steel rod is 49mm-51mm, and the steel rods are fixedly connected to the top ends of the screws through welding.
Optionally, the furnace base member comprises a silicon brick layer, a red brick layer and an ice slurry pouring layer, wherein the silicon brick layer is connected to the top surface of the red brick layer, the red brick layer is connected to the top surface of the ice slurry pouring layer, and the ice slurry pouring layer is formed by pouring ice slurry;
the silica brick layer is paved by two layers of silica bricks, and the red brick layer is paved by 7-10 layers of red bricks.
Optionally, the side wall component comprises a high aluminum layer, a ceramic layer and a side red brick layer, wherein one side of the high aluminum layer is in contact connection with the reduction furnace body, the other side of the high aluminum layer is fixedly connected with one side of the ceramic layer, and the other side of the ceramic layer is fixedly connected with the side red brick layer;
the high-alumina layer is built by adopting two layers of high-alumina bricks, the ceramic layer is made of ceramic fibers with the thickness of 190-210 mm, and the side red brick layer is built by adopting two layers of red bricks.
Optionally, the conveying member comprises a plurality of rollers, a plurality of rollers and a conveying belt, the conveying belt is connected with the rollers respectively to form a closed conveying long belt in first connection, the rollers are uniformly connected to the inner side of the bottom surface of the reduction furnace body, the rollers are arranged outside the reduction furnace body, the length of the rollers is the same as the length of the conveying belt, the rollers are matched with the conveying belt, and the distance between two adjacent rollers is 260mm-340mm;
the roller is connected to the inner side of the bottom surface of the furnace shell member through a control screw, the screw is welded and connected to the inner side of the furnace shell member, the diameter ratio of the screw to the roller is 0.3-0.7, the roller is made of titanium materials, and the diameter of the roller is 45-55 mm.
Optionally, the furnace shell member further comprises an exhaust port, a feeding port, a scraper and a discharging port, wherein the exhaust port, the feeding port and the discharging port are arranged on the reduction furnace body, the scraper is arranged in the reduction furnace body, the scraper is arranged between the exhaust port and the feeding port and is close to the feeding port, the distance between the bottom of the scraper and the conveyor belt is 90-110 mm, and the length of the scraper is the same as the inner width of the reduction furnace body.
Optionally, the furnace base component further comprises a receiving groove and a plurality of nozzles, wherein the receiving groove is arranged at one side of the bottom end of the furnace base component, the receiving groove is obliquely arranged, and the receiving groove is connected with the vibrator; the nozzle passes through the heat insulation layer and is arranged on the reduction furnace body.
Optionally, the exhaust port is connected with an exhaust iron pipe, and the flue gas exhausted by the exhaust port sequentially enters a venturi in series for cooling and dust collection, a spray tower for sedimentation, a bag-type dust collector for bag-type dust collection and an electrostatic precipitator for electrostatic dust collection through an exhaust pipe and then is exhausted.
The utility model has the following beneficial effects:
the utility model has the advantages of low energy consumption, low manufacturing cost, high productivity per unit area, less influence on environmental protection, convenient operation, stability and more than 90 percent of reduction effect.
Drawings
FIG. 1 is a left side cross-sectional view of the present utility model;
FIG. 2 is a schematic view of a furnace shell member of the present utility model;
FIG. 3 is a front view of a furnace base member of the present utility model;
FIG. 4 is a partial cross-sectional view of the present utility model;
FIG. 5 is a schematic perspective view of the present utility model;
FIG. 6 is a schematic view of a nozzle arrangement of the present utility model;
FIG. 7 is a schematic view of a roller arrangement of the present utility model;
the labels in the figures are: 1-a furnace shell member; 11-reducing the furnace body; 12-screw; 13-steel bars; 14-exhaust port; 15-a feed inlet; 16-scraping knife; 17-a discharge hole;
2-a furnace base member; 21-a silicon brick layer; 22-red brick layer; 23-an ice slush pouring layer;
31-a high aluminum layer; 32-a ceramic layer; 33-side red brick layers;
41-a roller; 42-rolling wheels; 43-conveyor belt;
5-receiving grooves; 6-nozzle.
Detailed Description
The technical scheme of the utility model is further described below with reference to the embodiment and the attached drawings.
Example 1
The embodiment provides an inclined-plane belt type reduction furnace, which comprises a furnace shell component 1, a furnace base component 2, side wall components and conveying components, wherein the furnace shell component 1 is connected to the top surface of the furnace base component 2, the conveying components are connected to the furnace base component 2, the conveying components are connected with the furnace shell component 1, the side wall components are connected to the furnace base component 2 and the two side surfaces of the furnace shell component 1, the conveying components form annular long belts which are connected end to end, and the shape of the furnace base component 2 is an inclined plane.
Through setting up stove base component 2, side wall component, conveying component can be with stove outer covering component 1 relative bottom surface slope installation, can effectually reduce the energy consumption and reduce manufacturing cost, and less to environmental protection influence, convenient operation, stability.
It should be noted that: the whole furnace shell member 1 is more than 3m wide and more than 10m long and more than 0.3m high, and the specific specification can be determined according to the actual production scale;
the furnace shell member 1 is formed by welding a plurality of titanium plates, before welding, one surface of the titanium plate facing the furnace, whether the bottom, the upper part or the side surface, is coated with titanium carbide powder, the thickness of the coating layer is about 0.1mm-0.2mm, so that the heat resistance and the wear resistance of the titanium plate are improved, after titanium carbide is sprayed, the temperature in the furnace can resist more than 2000 ℃, and the thickness of the titanium plate is preferably 5 mm;
ceramic fibers with the thickness of 300mm are also stuck on the two sides of the furnace shell member 1, and double-layer red bricks are laid outside the ceramic fibers.
In a further implementation manner of this embodiment, the furnace shell member 1 includes a reduction furnace body 11, a plurality of screws 12, and a plurality of steel bars 13, wherein the screws 12 are fixedly connected to the outer side of the upper side wall of the reduction furnace body 11, each steel bar 13 is fixedly connected to the top end of the corresponding screw 12, and two ends of each steel bar 13 are respectively and fixedly connected to the corresponding side wall member 3;
the inner side surface of the reduction furnace body 11 is sprayed with a heat-resistant and wear-resistant coating, and the upper layer of the outer side of the reduction furnace body 11 is connected with a heat-insulating layer.
The mode of combining the screw rod 12 and the steel rod 13 is adopted, so that the reduction furnace body 11 is more stable in fixation and convenient to operate.
In a further implementation manner of the embodiment, the heat-resistant and wear-resistant coating is titanium carbide powder, the thickness of the heat-resistant and wear-resistant coating is 0.1mm-0.2mm, the heat-insulating layer is made of heat-insulating ceramic fibers, and the thickness of the heat-insulating layer is 29cm-31cm;
the reduction furnace body 11 is formed by welding and connecting a plurality of titanium plates, and the thickness of each titanium plate is 4mm-6mm.
In a further implementation manner of this embodiment, the screws 12 are welded and uniformly connected on two symmetrical sides of the reduction furnace body 11, the distance between two adjacent screws 12 on the same side is 0.9m-1.1m, the length of each screw 12 is 39cm-41cm, the diameter of each steel rod 13 is 49mm-51mm, and the steel rods 13 are fixedly connected on the top ends of the screws 12 through welding.
In a further implementation manner of this embodiment, the furnace base structure 2 includes a silicon brick layer 21, a red brick layer 22, and an ice slurry pouring layer 23, where the silicon brick layer 21 is connected to the top surface of the red brick layer 22, the red brick layer 22 is connected to the top surface of the ice slurry pouring layer 23, and the ice slurry pouring layer 23 is formed by pouring ice slurry;
the silica brick layer 21 is paved by two layers of silica bricks, and the red brick layer 22 is paved by 7-10 layers of red bricks.
In a further implementation manner of this embodiment, the side wall member includes a high aluminum layer 31, a ceramic layer 32, and a side red brick layer 33, where one side of the high aluminum layer 31 is in contact with the reduction furnace 11, the other side is fixedly connected to one side of the ceramic layer 32, and the other side of the ceramic layer 32 is fixedly connected to the side red brick layer 33;
the high-alumina layer 31 is built by two layers of high-alumina bricks, the ceramic layer 32 is made of ceramic fibers with the thickness of 190-210 mm, and the side red brick layer 33 is built by two layers of red bricks.
In a further implementation manner of this embodiment, the conveying member includes a plurality of rollers 41, a plurality of rollers 42, and a conveying belt 43, where the conveying belt 43 is connected with the rollers 41 and the rollers 42 to form a closed conveying long belt with first connection, the plurality of rollers 41 are uniformly connected on the inner side of the bottom surface of the reduction furnace 11, the plurality of rollers 42 are arranged outside the reduction furnace 11, the length of the rollers 42 is the same as the width of the conveying belt 43, the rollers 41 are matched with the conveying belt 43, and the distance between two adjacent rollers 42 is 260mm-340mm;
the roller 42 is connected to the inner side of the bottom surface of the reduction furnace body 11 through a control screw 12, the screw 12 is welded and connected to the inner side of the reduction furnace body 11, the diameter ratio of the screw 12 to the roller 42 is 0.3-0.7, the roller 42 is made of titanium materials, and the diameter of the roller 42 is 45-55 mm.
It should be noted that: the conveyor belt 43 is a long belt made of titanium material by welding, the melting point of titanium is 1668 ℃, and the titanium is connected end to form a circular long belt; after spraying the titanium carbide, the conveyor belt 43 can resist heat at 1800 ℃ in the furnace;
the belt passes through the furnace and moves under tension by means of rollers 41 and rollers 42 at the bottom of the belt;
gear holes are drilled on two sides of the transmission belt 43, and the pitch of the holes is equal to that of the driving wheel;
the driving belt is divided into three sections, namely a preheating section at the upper end, a heating section in the middle and a cooling section at the lower end.
In a further embodiment of this embodiment, the furnace shell member 1 further includes an air outlet 14, a feed inlet 15, a scraper 16, and a discharge outlet 17, where the air outlet 14, the feed inlet 15, and the discharge outlet 17 are disposed on the reduction furnace 11, the scraper 16 is installed in the reduction furnace 11, the scraper 16 is disposed between the air outlet 14 and the feed inlet 15 and near the feed inlet 15, a distance between the bottom of the scraper 16 and the conveyor belt 43 is 90mm-110mm, and a length of the scraper 16 is the same as an inner width of the reduction furnace 11.
It should be noted that: after the feed port 17 is placed at the exhaust port 14 by one meter, the materials must be fed from both sides of the reduction furnace 11 to the hopper above the reduction furnace 11 by the chute and then fed into the reduction furnace 11 from the hopper because the upper side of the reduction furnace 11 is obstructed by the conveyor belt 43.
If the materials falling into the furnace are not optimized, the materials on the conveyor belt 43 are uneven and uneven, which affects the reduction quality and effect; therefore, a scraper 16 is welded on the inside of the furnace shell, which is 200mm below the feed inlet 15, the scraper 16 is 100mm away from the conveyor belt 43, and the length of the scraper 16 is just equal to the length of the inner layer of the furnace shell, and the scraper is directly welded in the inside of the furnace shell. The material on the conveyor belt 43 moves downwards and is scraped by the scraper 16, the redundant material is piled backwards, the material moving forwards is scraped, the distribution is relatively uniform, the reduction is facilitated, and the reduction quality is improved.
Further implementation manner of the embodiment further comprises a receiving groove 5 and a plurality of nozzles 6, wherein the receiving groove 5 is arranged at one side of the bottom end of the furnace base member 2, the receiving groove 5 is obliquely arranged, and the receiving groove 5 is connected with a vibrator; the nozzle 6 is mounted on the furnace shell member 1 through a heat insulating layer.
It should be noted that: the nozzles 6 are arranged in such a manner that a coarse gas pipe is respectively erected from both sides of the furnace side, and then a plurality of nozzles 6 are installed in a high temperature region through the heat insulation layer, as shown in fig. 6.
In a further implementation manner of this embodiment, the exhaust port 14 is connected to an exhaust iron pipe, and the flue gas exhausted from the exhaust port 14 sequentially enters the venturi in series to cool and collect dust, the spray tower to settle, the bag-type dust collector to collect dust, and the electrostatic precipitator to collect dust and then is exhausted.
The utility model has the advantages that: 1. compared with German import reduction furnaces with the same productivity, the cost of the utility model is about 8000 ten thousand yuan for each import smelting furnace, and each furnace only needs about 800 ten thousand yuan.
2. The production capacity is high, 130 tons are produced per day by the import smelting furnace under the condition of the same reduction effect, and the production capacity of the furnace can be three times higher than that of the import furnace.
3. The electric smelting furnace has high power consumption, for example, the power of an electric furnace in Canada is 25000KVA, the domestic Zunyi titanium factory is 6500KVA or more, the average power consumption is 300 degrees or more for producing 1 ton of titanium-rich slag, the electric power of the inclined belt furnace is about 5000KVA under the same conditions (quality, reduction rate, productivity and the like) and 400 tons of titanium-rich slag are produced daily, and 150-DEG electricity is consumed per ton of titanium-rich slag, so that the electric smelting furnace saves more than one time of electricity than the electric furnace.
4. The structure of the inclined furnace is simpler, the inclined furnace mainly comprises a conveyor belt 43, rollers 42, a titanium furnace shell and other parts, the rotating speed is very slow, the inclined furnace is not easy to damage the ring, if one part is damaged, the furnace is shut down at any time and replaced, and the influence on production is not great; the electric furnace is cooled once being maintained, and then being maintained, and the electric furnace is re-ignited, which takes one or two weeks to seriously affect production.
5. The profit space is large: because the equipment cost is low, the electricity consumption is less, the productivity is high, the quality is good, the economic benefit is much higher than that of the electric furnace production, and the profit of the titanium-rich slag produced by the general inclined furnace is about 500 yuan to 800 yuan higher than that of the titanium-rich slag produced by the electric furnace.
6. Environmental protection: in the production process of the inclined belt furnace, the heat loss is small, no noise exists, all the smoke dust is concentrated in a dust collecting system, after three-stage dust collection treatment such as spray dust collection, cloth bag dust collection, electrostatic dust collection and the like, the recovery rate of the smoke dust is more than 99.5%, and the smoke dust reaches the national emission standard during emptying, so that the influence on the environment is small.
The sequence of the above embodiments is only for convenience of description, and does not represent the advantages and disadvantages of the embodiments.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The utility model provides a bevel belt reduction furnace which characterized in that includes stove outer covering component, stove base component, side wall component, conveying component, stove outer covering component connects on stove base component top surface, conveying component connects on stove base component, conveying component is connected with stove outer covering component, side wall component connects on stove base component and stove outer covering component both sides face, conveying component forms the annular length area of end to end, stove base component shape is the inclined plane.
2. The inclined belt type reduction furnace according to claim 1, wherein the furnace shell member comprises a reduction furnace body, a plurality of screws and a plurality of steel bars, the screws are fixedly connected to the outer side of the upper side wall of the reduction furnace body, each steel bar is fixedly connected with the top end of a corresponding screw, and two ends of each steel bar are respectively and fixedly connected to corresponding side wall members;
the inner side surface of the reduction furnace body is sprayed with a heat-resistant and wear-resistant coating, and the upper layer of the outer side of the reduction furnace body is connected with a heat-insulating layer.
3. The inclined belt type reduction furnace according to claim 2, wherein the heat-resistant and wear-resistant coating is titanium carbide powder, the thickness of the heat-resistant and wear-resistant coating is 0.1mm-0.2mm, the heat-insulating layer is heat-insulating ceramic fiber, and the thickness of the heat-insulating layer is 29cm-31cm;
the reduction furnace body is formed by welding and connecting a plurality of titanium plates, and the thickness of each titanium plate is 4mm-6mm.
4. The inclined belt type reduction furnace according to claim 2, wherein the screws are welded and uniformly connected to symmetrical two sides of the reduction furnace body, the distance between two adjacent screws on the same side is 0.9m-1.1m, the length of each screw is 39cm-41cm, the diameter of each steel bar is 49mm-51mm, the steel bars are fixedly connected to the top ends of the screws through welding, and the two sides of each steel bar are respectively connected to side wall components arranged on two sides of the reduction furnace body.
5. The inclined belt type reduction furnace according to claim 1, wherein the furnace base component comprises a silicon brick layer, a red brick layer and an ice slurry pouring layer, the silicon brick layer is connected to the top surface of the red brick layer, the red brick layer is connected to the top surface of the ice slurry pouring layer, and the ice slurry pouring layer is formed by pouring ice slurry;
the silica brick layer is paved by two layers of silica bricks, and the red brick layer is paved by 7-10 layers of red bricks.
6. The inclined belt type reduction furnace according to claim 1, wherein the side wall component comprises a high aluminum layer, a ceramic layer and a side red brick layer, one side of the high aluminum layer is in contact connection with the furnace shell component, the other side of the high aluminum layer is fixedly connected with one side of the ceramic layer, and the other side of the ceramic layer is fixedly connected with the side red brick layer;
the high-alumina layer is built by adopting two layers of high-alumina bricks, the ceramic layer is made of ceramic fibers with the thickness of 190-210 mm, and the side red brick layer is built by adopting two layers of red bricks.
7. The inclined belt type reduction furnace according to claim 1, wherein the conveying member comprises a plurality of rollers, a plurality of rollers and a conveying belt, the conveying belt is connected with the rollers respectively to form a closed conveying long belt in initial connection, the rollers are uniformly connected on the inner side of the bottom surface of the reduction furnace body, the rollers are arranged outside the reduction furnace body, the length of the rollers is the same as the length of the conveying belt, the rollers are matched with the conveying belt, and the distance between two adjacent rollers is 260mm-340mm;
the roller is connected to the inner side of the bottom surface of the reduction furnace body through a control screw, the screw is welded and connected to the inner side of the reduction furnace body, the diameter ratio of the screw to the roller is 0.3-0.7, the roller is made of titanium materials, and the diameter of the roller is 45-55 mm.
8. The inclined belt type reduction furnace according to any one of claims 1 to 7, wherein the furnace shell member further comprises an exhaust port, a feed port, a scraper and a discharge port, the exhaust port, the feed port and the discharge port are arranged on the reduction furnace body, the scraper is arranged in the reduction furnace body, the scraper is arranged between the exhaust port and the feed port and is close to the feed port, the distance between the bottom of the scraper and the conveyor belt is 90mm to 110mm, and the length of the scraper is the same as the inner width of the reduction furnace body.
9. The inclined belt type reduction furnace according to claim 1, further comprising a receiving trough and a plurality of nozzles, wherein the receiving trough is arranged on one side of the bottom end of the furnace base member, the receiving trough is obliquely arranged, the receiving trough is connected with the vibrator, and the nozzles are installed on the furnace shell member through the heat insulation layer.
10. The inclined belt type reduction furnace according to claim 8, wherein the exhaust port is connected with an exhaust iron pipe, and flue gas discharged from the exhaust port sequentially enters a venturi in series for cooling and dust collection, spray tower sedimentation, cloth bag dust collection of a cloth bag dust collector and electrostatic dust collection of an electrostatic dust collector through the exhaust pipe and then is exhausted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320805613.7U CN220250635U (en) | 2023-04-12 | 2023-04-12 | Inclined belt type reduction furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320805613.7U CN220250635U (en) | 2023-04-12 | 2023-04-12 | Inclined belt type reduction furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220250635U true CN220250635U (en) | 2023-12-26 |
Family
ID=89265191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320805613.7U Active CN220250635U (en) | 2023-04-12 | 2023-04-12 | Inclined belt type reduction furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220250635U (en) |
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2023
- 2023-04-12 CN CN202320805613.7U patent/CN220250635U/en active Active
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