CN203159248U - Manganese peroxide reducing furnace - Google Patents
Manganese peroxide reducing furnace Download PDFInfo
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- CN203159248U CN203159248U CN 201320176320 CN201320176320U CN203159248U CN 203159248 U CN203159248 U CN 203159248U CN 201320176320 CN201320176320 CN 201320176320 CN 201320176320 U CN201320176320 U CN 201320176320U CN 203159248 U CN203159248 U CN 203159248U
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Abstract
The utility model relates to a manganese peroxide reducing furnace which comprises a cylindrical vertical kiln body, wherein a feed port, a low-temperature preheating chamber, a combustion chamber, a high-temperature reduction chamber, a natural cooling chamber, a water circulation cooling chamber and a discharge port are arranged in the vertical kiln body; the low-temperature preheating chamber, high-temperature reduction chamber, natural cooling chamber and water circulation cooling chamber are in a sealed isolation channel structure; the high-temperature reduction chamber is in a vertical twelve-channel material passing pipeline structure; the water circulation cooling chamber is provided with a cooling water inlet and a cooling water outlet; and besides, a temperature controller and an automatic-timing adjustable discharge device are also arranged in the vertical kiln body. The utility model adopts the cylindrical vertical structure, fully utilizes the characteristic of gravity, and reduces the energy consumption; and the belt conveyer and the automatic-timing adjustable discharge device are arranged as auxiliary devices, thereby effectively improving the working environment, lowering the labor intensity, lowering the production cost and enhancing the comprehensive recovery rate of manganese.
Description
Technical field
The utility model relates to reducing apparatus technical field in electrolytic metal Mn and the manganese salt production process, is specially a kind of Manganse Dioxide reduction furnace.
Background technology
Along with the purposes of electrolytic metal Mn in iron and steel, chemical industry and civilian finishing material is more and more wider, market is also more and more to the demand of electrolytic metal Mn, thereby has caused the rapid expansion of electrolytic metal Mn throughput.According to statistics, at present the throughput of China's electrolytic metal Mn is more than 2,000,000 tons/year, and mostly adopts traditional manganese carbonate ore working system
Because the manganous carbonate method is produced being on the increase of electrolytic metal Mn enterprise, the consumption of manganese carbonate ore is constantly soaring, thereby has caused the manganous carbonate natural resources shortage, and quality descends year by year.The eighties in last century, the manganese content of the manganous carbonate that the production electrolytic metal Mn uses is more than 24%; The manganese content of the nineties is more than 21%; Manganese content was more than 18% in 2000 ~ 2006 years; The manganese content of the manganous carbonate that current electrolysis manganese metal manufacturing enterprise uses is mostly only 13% ~ 16%.
Reduction along with manganese carbonate ore manganese content; the ore amount of producing electrolytic metal Mn consumption per ton constantly increases; corresponding subsidiary material, power consumption and workload also are on the increase, thereby cause the straight line of manufacturing enterprise's cost to rise, and bring great existence crisis to manufacturing enterprise.For manganous carbonate resource guarantee and slightly little near manufacturing enterprise's crisis in manganous carbonate mine is arranged, and for the powerlessness guarantee with away from the manufacturing enterprise in manganous carbonate mine, at resource valency height at present and under the low situation of product valency, enterprise faces the condition that stops production completely.
Simultaneously, in China's manganese resource, the shared ratio of manganous carbonate is also far less than Manganse Dioxide, adds that manganese salt produces also mass consumption and manganese ore.Because the promotion of production technology and cost, part electrolytic manganese and manganese salt manufacturing enterprise adopt the dioxide ore for manganese reduction method, or manganous carbonate and dioxide ore for manganese reduction hybrid system.Therefore, the important channel that new technology and the new installation of research and the alternative manganous carbonate of use Manganse Dioxide reducing roasting production manganese monoxide are reduction electrolytic manganese and manganese salt production cost, keep Business survival, enhance production capacities and satisfy the demands.
The utility model content
The technical problem that the utility model solves is to provide a kind of Manganse Dioxide reduction furnace, to solve the defective in the above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions:
A kind of Manganse Dioxide reduction furnace comprises cylindric vertical furnace furnace body; Wherein, be provided with opening for feed, low-temperature prewarming chamber, combustion chamber, high temperature reduction chamber, naturally cooling chamber, water cycle cooling room and discharge port in the described vertical furnace furnace body; Described low-temperature prewarming chamber, high temperature reduction chamber, naturally cooling chamber and water cycle cooling room are the seal isolation channel architecture; Described high temperature reduction chamber is rectilinear 12 passage punishment in advance pipeline configurations, and described combustion chamber and high temperature reduction chamber, low-temperature prewarming chamber isolate, and efficiently solves the loss that burning and fume emission cause effective breeze, and guarantee to reduce efficiently; Described water cycle cooling room is provided with entrance of cooling water and cooling water outlet; In addition, also be provided with temperature regulator and the adjustable dumping device of self-timing in the described vertical furnace furnace body.
In the utility model, described opening for feed place and discharge port place are provided with rotary conveyor respectively, reduce labour intensity.
In the utility model, four nozzle supply mixing gas-fired heat supplies are adopted in described combustion chamber, improve burning quality, realize the environmental protection of burning and reduce energy consumption.
In the utility model, described temperature regulator adopts digital electric thermo-couple temperature control instruments, digital electric thermo-couple temperature control instruments shows temperature in the stove, can realize simultaneously the effective regulation and control to heat supply temperature, effectively reduce because of the too high or too low influence to quality product and production cost of reduction temperature.
In the utility model, detect the content of remaining Manganse Dioxide in the roasting test portion at described discharge port by taking a sample, make ore roasting transformation efficiency 90% ~ 95%; Simultaneously, suitably adjust the timing automatic discharging of the adjustable drawing mechanism of self-timing according to producing needs, to reduce production costs and to obtain optimal conversion or comprehensive recovery, guarantee the accuracy of roasting time and the stability of quality product.
In the utility model, internal diameter of the pipeline is 300 ~ 450mm in the rectilinear 12 passage punishment in advance pipeline configurations of described high temperature reduction chamber.
In the utility model, adopt cylindric vertical structure, take full advantage of the gravity characteristic, reduce energy consumption; Assist the adjustable dumping device of self-timing and rotary conveyor are set, effectively improve Working environment.
Beneficial effect: the utility model adopts cylindric vertical structure, takes full advantage of the gravity characteristic, reduces energy consumption; Assist the adjustable dumping device of self-timing and rotary conveyor are set, effectively improve Working environment, reduce labour intensity, and reduce production costs, improve the manganese comprehensive recovery.
Description of drawings
Fig. 1 is the structural representation of the utility model preferred embodiment.
Embodiment
For technique means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
A kind of Manganse Dioxide reduction furnace referring to Fig. 1 comprises cylindric vertical furnace furnace body 1; Wherein, be provided with opening for feed 2, low-temperature prewarming chamber 3, combustion chamber 4, high temperature reduction chamber 5, naturally cooling chamber 6, water cycle cooling room 7 and discharge port 8 in the described vertical furnace furnace body 1; And described low-temperature prewarming chamber 3, high temperature reduction chamber 5, naturally cooling chamber 6 and water cycle cooling room 7 are the seal isolation channel architecture; Described combustion chamber 4 isolates with low-temperature prewarming chamber 3, high temperature reduction chamber 5; Described high temperature reduction chamber 5 is rectilinear 12 passage punishment in advance pipeline configurations, efficiently solves burning and fume emission loss that effective breeze is caused, and guarantee to reduce efficient; Described water cycle cooling room 7 is provided with entrance of cooling water 9 and cooling water outlet 10; In addition, also be provided with temperature regulator and the adjustable dumping device of self-timing in the described vertical furnace furnace body 1.
In the present embodiment, described opening for feed 2 places and discharge port 8 places are provided with rotary conveyor respectively, reduce labour intensity.
In the present embodiment, described combustion chamber 4 adopts 11 supplies of four nozzles to mix the gas-fired heat supply, improves burning quality, realizes the environmental protection of burning and reduces energy consumption.
In the present embodiment, described temperature regulator adopts digital electric thermo-couple temperature control instruments, digital electric thermo-couple temperature control instruments shows temperature in the stove, can realize simultaneously the effective regulation and control to heat supply temperature, effectively reduce because of the too high or too low influence to quality product and production cost of reduction temperature.
In the present embodiment, detect the content of remaining Manganse Dioxide in the roasting test portion at described discharge port 8 by taking a sample, make ore roasting transformation efficiency 90% ~ 95%; Simultaneously, suitably adjust the timing automatic discharging of the adjustable dumping device of self-timing according to producing needs, to reduce production costs and to obtain optimal conversion or comprehensive recovery, guarantee the accuracy of roasting time and the stability of quality product.
In the present embodiment, internal diameter of the pipeline is 300 ~ 450mm in the rectilinear 12 passage punishment in advance pipeline configurations of described high temperature reduction chamber 5.
In the present embodiment, adopt cylindric vertical structure, take full advantage of the gravity characteristic, reduce energy consumption; Assist the adjustable dumping device of self-timing and rotary conveyor are set, effectively improve Working environment.
In the present embodiment, the concrete operations step: at first with ore reduction to certain particle size, add again and go back raw coal (hard coal) in right amount, after being mixed into test portion, successively by opening for feed 2, slowly to low-temperature prewarming chamber 3, high temperature reduction chamber 5 is descending, and stop 15min ~ 20min 800 ℃ ~ 900 ℃ high temperature reduction chamber 5, it is fully reduced, blowing down again, at last by 7 coolings of naturally cooling chamber 6 and water cycle cooling room, make roasting sand temperature be lower than 100 ℃ and come out of the stove by the adjustable dumping device of self-timing.
More than show and described ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the specification sheets just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a Manganse Dioxide reduction furnace comprises cylindric vertical furnace furnace body; It is characterized in that, be provided with opening for feed, low-temperature prewarming chamber, combustion chamber, high temperature reduction chamber, naturally cooling chamber, water cycle cooling room and discharge port in the described vertical furnace furnace body; Described low-temperature prewarming chamber, high temperature reduction chamber, naturally cooling chamber and water cycle cooling room are the seal isolation channel architecture; Described high temperature reduction chamber is rectilinear 12 passage punishment in advance pipeline configurations; Described water cycle cooling room is provided with entrance of cooling water and cooling water outlet; In addition, also be provided with temperature regulator and the adjustable dumping device of self-timing in the described vertical furnace furnace body.
2. a kind of Manganse Dioxide reduction furnace according to claim 1 is characterized in that, described opening for feed place and discharge port place are provided with rotary conveyor respectively.
3. a kind of Manganse Dioxide reduction furnace according to claim 1 is characterized in that, four nozzles are adopted in described combustion chamber.
4. a kind of Manganse Dioxide reduction furnace according to claim 1 is characterized in that, internal diameter of the pipeline is 300 ~ 450mm in the rectilinear 12 passage punishment in advance pipeline configurations of described high temperature reduction chamber.
5. a kind of Manganse Dioxide reduction furnace according to claim 1 is characterized in that, described temperature regulator adopts digital electric thermo-couple temperature control instruments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176320 CN203159248U (en) | 2013-04-10 | 2013-04-10 | Manganese peroxide reducing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176320 CN203159248U (en) | 2013-04-10 | 2013-04-10 | Manganese peroxide reducing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203159248U true CN203159248U (en) | 2013-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320176320 Expired - Lifetime CN203159248U (en) | 2013-04-10 | 2013-04-10 | Manganese peroxide reducing furnace |
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| CN (1) | CN203159248U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104789752A (en) * | 2014-01-21 | 2015-07-22 | 株洲火炬工业炉有限责任公司 | Iron ore refinement device |
| CN112707430A (en) * | 2021-01-12 | 2021-04-27 | 江西理工大学 | Combustion chamber and method for synthesizing superfine lanthanum oxide powder by combustion |
-
2013
- 2013-04-10 CN CN 201320176320 patent/CN203159248U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104789752A (en) * | 2014-01-21 | 2015-07-22 | 株洲火炬工业炉有限责任公司 | Iron ore refinement device |
| CN112707430A (en) * | 2021-01-12 | 2021-04-27 | 江西理工大学 | Combustion chamber and method for synthesizing superfine lanthanum oxide powder by combustion |
| CN112707430B (en) * | 2021-01-12 | 2022-11-08 | 江西理工大学 | Combustion chamber and method for synthesizing superfine lanthanum oxide powder by combustion |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |
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| CX01 | Expiry of patent term |