CN217032023U - Vertical redox roasting system - Google Patents
Vertical redox roasting system Download PDFInfo
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- CN217032023U CN217032023U CN202220460656.1U CN202220460656U CN217032023U CN 217032023 U CN217032023 U CN 217032023U CN 202220460656 U CN202220460656 U CN 202220460656U CN 217032023 U CN217032023 U CN 217032023U
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Abstract
The utility model discloses a vertical type redox roasting system which comprises a vertical type medium-low temperature oxidation roaster, wherein an automatic packing machine is arranged at any one side position of the vertical type medium-low temperature oxidation roaster, a cyclone separator is arranged at the upper position of the automatic packing machine, a cooling circulation pipe network is arranged between the cyclone separator and the automatic packing machine, the material can be effectively cooled through the cooling circulation pipe network, the vertical type high-temperature reduction roaster is arranged at one side position of the automatic packing machine, which is far away from the vertical type medium-low temperature oxidation roaster, a hot blast stove is arranged at the bottom position of one side of the vertical type high-temperature reduction roaster, a bag dust collector is arranged at the upper position of the vertical type high-temperature reduction roaster, a natural gas pipeline is arranged at the position of the hot blast stove, and fuel for combustion is provided for the hot blast stove through the natural gas pipeline. The utility model has the advantages of small occupied area of the roasting system, high heat utilization efficiency, full cooling of the materials during material packaging and high automation degree.
Description
Technical Field
The utility model relates to the technical field of metallurgy and chemical engineering, in particular to a vertical type oxidation-reduction roasting system.
Background
As a typical industry with high energy consumption and high pollution, the metallurgical industry needs to continuously adapt to the development of the society, and the aims of energy conservation and emission reduction can be really achieved by ensuring green and efficient production through energy-saving technical transformation and efficient energy utilization while reducing energy consumption and environmental pollution. Therefore, the low-carbon environmental protection technology is the development direction and the main technical flow of the metallurgical industry.
The traditional powder roasting is mainly horizontal rotary kiln roasting, but the traditional powder roasting has the following problems: the equipment structure is huge, the occupied area is large, the volume utilization rate is low, the energy consumption is large, the energy loss is large, the thermal efficiency is not high, the temperature distribution is not uniform, the firing process is intermittent, the product quality is unstable, the firing period is long, and the production cost is high. Is particularly not suitable for roasting high-end products with high quality requirements and stable product requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems of large occupied area and low heat efficiency of equipment in the traditional technology.
In order to solve the technical problems, the utility model adopts a technical scheme that: the vertical type redox roasting system comprises a vertical type medium-low temperature oxidation roaster, wherein an automatic packing machine is arranged at any one side of the vertical type medium-low temperature oxidation roaster, a cyclone separator is arranged above the automatic packing machine, a cooling circulation pipe network is arranged between the cyclone separator and the automatic packing machine, and the cooling of materials can be effectively realized through the cooling circulation pipe network;
the automatic packaging machine is provided with a vertical high-temperature reduction roaster at one side far away from the vertical middle-low temperature oxidation roaster, the bottom of one side far away from the automatic packaging machine is provided with a hot blast stove, the upper position of the vertical high-temperature reduction roaster is provided with a cloth bag dust collector, the hot blast stove is provided with a natural gas pipeline, and the natural gas pipeline provides fuel for combustion for the hot blast stove.
Preferably, an induced draft fan is arranged at the outlet of the bag dust collector, and micro negative pressure is formed through the induced draft fan, so that the material after medium-low temperature oxidation is collected into the bag dust collector.
Preferably, the bottom position of the cloth bag dust collector is connected with the feed inlet position of the vertical high-temperature reduction roaster through a connecting pipe, and the bottom position of the cloth bag dust collector is provided with a control valve.
Preferably, a pipeline is arranged between the top of the vertical high-temperature reduction roaster and the side wall of the cyclone separator.
Preferably, the top of the cyclone separator is connected with an air inlet on the side wall of the vertical medium-low temperature oxidation roaster through a pipeline, an air blower is arranged at the air inlet of the vertical medium-low temperature oxidation roaster, and the low-temperature oxidation reaction is completed through fresh air by the air blower.
Preferably, a raw material bin is arranged on one side, away from the automatic packaging machine, of the vertical medium and low temperature oxidation roaster, a feeding metering screw is connected to a position at the bottom of the raw material bin through a pipe, and a pipeline is arranged at the top of the vertical medium and low temperature oxidation roaster and on the side wall of the cloth bag dust collector.
Preferably, a pipeline is connected between the position of the feeding metering spiral discharge port and the position of the feeding port of the vertical medium-low temperature oxidation roaster.
Preferably, a valve is arranged between the cooling circulation pipe network and the automatic packing machine, and the valve is used for controlling the cooling circulation pipe network to discharge materials.
The utility model has the following beneficial effects:
the high-temperature reduction burnt device and the medium-low temperature oxidation roasting device are vertical heating furnaces, the floor area is small, waste heat of the high-temperature reduction roasting device is introduced into the medium-low temperature oxidation roasting device through an induced draft fan, clean air is blown in to preheat and oxidize and burn initial materials simultaneously, the waste heat is fully recycled, energy is saved, the environment is protected, the efficiency is high, the cloth bag is used for collecting dust and is combined with the induced draft fan, the materials subjected to medium-low temperature oxidation roasting are easily collected, in the heating process, hot gas meets the materials from top to bottom in the process from bottom to top, the materials are uniformly heated, the heat exchange rate is high, a cooling circulation pipe network is used for indirectly cooling the materials, the cooling area is large, and the cooling effect is good.
Drawings
FIG. 1 is a schematic diagram of a vertical redox roasting system of the present invention.
In the figure: 1. a raw material bin; 2. a feed metering screw; 3. a vertical medium-low temperature oxidizing roaster; 4. a blower; 5. a cyclone separator; 6. a cooling circulation pipe network; 7. an automatic packing machine; 8. a vertical high-temperature reduction roaster; 9. a hot blast stove; 10. a bag dust collector; 11. an induced draft fan.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the utility model.
Referring to fig. 1, a vertical redox roasting system comprises a vertical low-medium temperature oxidation roaster 3, a raw material bin 1 is arranged on one side of the vertical low-medium temperature oxidation roaster 3 away from an automatic packing machine 7, a feeding metering screw 2 is connected to a bottom position of the raw material bin 1 through a pipe, a pipeline is connected between a discharge port position of the feeding metering screw 2 and a feed port position of the vertical low-medium temperature oxidation roaster 3, a pipeline is arranged on the top of the vertical low-medium temperature oxidation roaster 3 and the side wall of a cloth bag dust collector 10, and the automatic packing machine 7 is arranged on any one side of the vertical low-medium temperature oxidation roaster 3.
The automatic packing machine 7 is provided with a cyclone separator 5 at the upper part, the top of the cyclone separator 5 is connected with the air inlet of the vertical middle-low temperature oxidation roaster 3 at the side wall through a pipeline, the vertical middle-low temperature oxidation roaster 3 at the air inlet is provided with an air blower 4, a cooling circulation pipe network 6 is arranged between the cyclone separator 5 and the automatic packing machine 7, and a valve is arranged between the cooling circulation pipe network 6 and the automatic packing machine 7.
The position of one side of the automatic packaging machine 7, which is far away from the vertical middle-low temperature oxidation roaster 3, is provided with a vertical high-temperature reduction roaster 8, a pipeline is arranged between the top of the vertical high-temperature reduction roaster 8 and the side wall of the cyclone separator 5, and the position of the bottom of one side of the vertical high-temperature reduction roaster 8, which is far away from the automatic packaging machine 7, is provided with a hot blast stove 9.
The position of 8 tops of vertical high temperature reduction roaster is provided with cloth bag dust collector 10, and through connecting pipe union coupling between 10 bottom positions of cloth bag dust collector and the 8 feed inlets positions of vertical high temperature reduction roaster, and the position of 10 bottoms of cloth bag dust collector is provided with control flap, and 10 exit position of cloth bag dust collector is provided with draught fan 11, and the hot-blast furnace 9 position is provided with natural gas line.
When the utility model is used, the bottom of a raw material bin 1 is connected with a feeding metering screw 2, materials are conveyed to a vertical middle-low temperature oxidation burnt device 3 through the feeding metering screw 2, the vertical middle-low temperature oxidation burnt device 3 utilizes the residual heat of a vertical high-temperature reduction burnt device 8 and the materials and blows clean air through a blower 4 to carry out middle-low temperature oxidation reaction, the materials after middle-low temperature oxidation are conveyed into a cloth bag dust collector 10 by utilizing a draught fan 11 to form micro negative pressure, the materials in the cloth bag dust collector 10 enter the vertical high-temperature reduction burnt device 8 from the middle upper part through the connection of a valve and a pipeline, a hot blast stove 9 generates heat through the heating of natural gas to supply the high-temperature reduction burnt device 8, the materials carry out reduction reaction in the vertical high-temperature reduction burnt device 8 under the high-temperature and oxygen-free conditions, the products pass through a cyclone separator 5 to complete the separation of hot blast and the products, the hot blast is supplied to the vertical middle-low temperature oxidation burnt device 3, the separated products are cooled by a cooling circulation pipe network 6, and the cooled products are packaged by an automatic packaging machine 7.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (8)
1. The vertical type oxidation-reduction roasting system comprises a vertical type medium-low temperature oxidation roaster (3), and is characterized in that: an automatic packing machine (7) is arranged at any side of the vertical medium-low temperature oxidizing roasting device (3), a cyclone separator (5) is arranged above the automatic packing machine (7), and a cooling circulation pipe network (6) is arranged between the cyclone separator (5) and the automatic packing machine (7);
the automatic packaging machine is characterized in that a vertical high-temperature reduction roaster (8) is arranged at one side position, far away from the vertical middle-low-temperature oxidation roaster (3), of the automatic packaging machine (7), a hot blast stove (9) is arranged at the bottom position, far away from one side of the automatic packaging machine (7), of the vertical high-temperature reduction roaster (8), a cloth bag dust collector (10) is arranged at the position above the vertical high-temperature reduction roaster (8), and a natural gas pipeline is arranged at the position of the hot blast stove (9).
2. The vertical redox roasting system of claim 1, characterized in that: an induced draft fan (11) is arranged at the outlet of the cloth bag dust collector (10).
3. The vertical redox roasting system of claim 1, characterized in that: the bottom of the cloth bag dust collector (10) is connected with the feed inlet of the vertical high-temperature reduction roaster (8) through a connecting pipe, and the bottom of the cloth bag dust collector (10) is provided with a control valve.
4. The vertical redox roasting system of claim 1, wherein: a pipeline is arranged between the top of the vertical high-temperature reduction roaster (8) and the side wall of the cyclone separator (5).
5. The vertical redox roasting system of claim 1, characterized in that: the top of the cyclone separator (5) is connected with an air inlet on the side wall of the vertical medium and low temperature oxidation roaster (3) through a pipeline, and an air blower (4) is arranged at the position, located at the air inlet, of the vertical medium and low temperature oxidation roaster (3).
6. The vertical redox roasting system of claim 1, characterized in that: one side, far away from the automatic packing machine (7), of the vertical middle and low temperature oxidation roaster (3) is provided with a raw material bin (1), the bottom of the raw material bin (1) is connected with a feeding metering screw (2) through a pipe, and pipelines are arranged at the top of the vertical middle and low temperature oxidation roaster (3) and the side wall of the cloth bag dust collector (10).
7. The vertical redox roasting system of claim 6, wherein: and a pipeline is connected between the discharge opening position of the feeding metering screw (2) and the feed inlet position of the vertical medium-low temperature oxidation roaster (3).
8. The vertical redox roasting system of claim 1, characterized in that: and a valve is arranged between the cooling circulation pipe network (6) and the automatic packing machine (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220460656.1U CN217032023U (en) | 2022-03-03 | 2022-03-03 | Vertical redox roasting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220460656.1U CN217032023U (en) | 2022-03-03 | 2022-03-03 | Vertical redox roasting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217032023U true CN217032023U (en) | 2022-07-22 |
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ID=82453881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220460656.1U Active CN217032023U (en) | 2022-03-03 | 2022-03-03 | Vertical redox roasting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217032023U (en) |
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2022
- 2022-03-03 CN CN202220460656.1U patent/CN217032023U/en active Active
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