CN211079359U - Industrial waste salt electrolysis sodium preparation device based on organic solid waste is fuel molten bath bed - Google Patents
Industrial waste salt electrolysis sodium preparation device based on organic solid waste is fuel molten bath bed Download PDFInfo
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- CN211079359U CN211079359U CN201922074807.0U CN201922074807U CN211079359U CN 211079359 U CN211079359 U CN 211079359U CN 201922074807 U CN201922074807 U CN 201922074807U CN 211079359 U CN211079359 U CN 211079359U
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Abstract
The utility model relates to an industrial waste salt electrolysis sodium preparation device based on a molten bath bed taking organic solid waste as fuel, the device comprises a molten bath bed partition treatment furnace 1, a screw feeder 2, a stirring propulsion propeller 3, a gas dust remover 4, a centrifugal fan 5, an anti-backfire device 6, a gas generator set 7, an air blower 8, an ash collector 9, a chlorine collector 10, a sodium steam collector 11, a sodium liquid collector 12, an anode electrolytic rod 13 and a cathode electrolytic rod 14, the utility model has novel and practical structure and functions, and utilizes the high-temperature thermostable fused salt as a catalytic medium and a heat carrier to carry out pyrolysis gasification on industrial waste salt, meanwhile, the molten salt can absorb harmful gas generated by pyrolysis, reduce pollution to the environment and be beneficial to environmental protection, and organic solid waste is used as fuel, so that solid waste garbage can be treated, coal and gas can be saved, and energy can be saved.
Description
Technical Field
The utility model relates to an industry waste salt handles technical field, concretely relates to industry waste salt electrolysis system sodium device based on it is useless admittedly organically for fuel molten bath bed.
Background
The treatment of industrial waste salt is one of the more troublesome problems of dangerous waste disposal. Industrial waste salt mainly comes from a plurality of industries such as pesticides, pharmacy, fine chemical industry, printing and dyeing, for example, in the production process of organic and inorganic chemical products, a large amount of salt-containing wastewater is generated, solid crystals are formed after evaporation and concentration, and the crystallized salt contains a large amount of organic or inorganic impurities; the waste salt as a byproduct of the pesticide is the largest solid waste in the pesticide industry, contains various toxic and harmful substances, has complex components, and is difficult to effectively treat and utilize due to high moisture content and easy caking. The salt is an important chemical raw material and is an extremely precious national strategic resource, and the industrial waste salt is recycled as the industrial raw material salt, so that the pollution to the environment can be eliminated, the precious salt resource can be fully utilized, the byproduct is recycled, and the circular economy is realized.
At present, the treatment process for recycling the industrial waste salt generally adopts a chemical method and a high-temperature calcination method, the chemical method is used for treatment, the process route is long, the investment is large, and the production cost is high; the high-temperature calcination method has short process route, low production cost and less investment, and the recrystallized inorganic salt has better quality, but the existing high-temperature calcination treatment process mainly adopts high-temperature hot air to directly or indirectly exchange heat with the waste salt so as to lead the organic matters in the waste salt to be cracked under the high-temperature condition, the adopted equipment mainly comprises a rotary heating furnace, a multilayer disc cracking furnace and the like, the treatment process has lower energy efficiency, because the combustion adopts a direct ignition combustion mode, the combustion efficiency is low, in addition, because the contact time of the waste salt and the hot air is limited in the indirect heat exchange process, the temperature of the salt does not reach the expected temperature, the content of the residual organic components is difficult to control, the temperature control requirement is higher, the pyrolysis gas generated by the pyrolysis of the organic matters in the direct heat exchange process is mixed with a large amount of flue gas, the pyrolysis gas is difficult to recycle and can only be discharged together with the flue gas, and the aim of, secondary pollution is also caused.
Disclosure of Invention
An object of the utility model is to solve the not enough of prior art existence, provide an industry waste salt electrolysis system sodium device for fuel molten bath bed based on organic solid useless, novel structure function is practical, utilize high temperature thermal stability's fused salt to carry out pyrolysis gasification as catalytic medium and heat carrier to industry waste salt, not only can reduce the reaction energy consumption, can also reduce the cost and the loss of equipment, the harmful gas that the fused salt can absorb the pyrolysis production simultaneously, reduce the pollution to the environment, be favorable to environmental protection, utilize organic solid useless for the fuel, both can handle solid waste rubbish, can economize coal gas again, be favorable to the energy saving.
The utility model adopts the technical proposal that: an industrial waste salt electrolysis sodium production device based on a molten bath bed taking organic solid waste as fuel comprises a molten bath bed partition treatment furnace 1, a screw feeder 2, a stirring propulsion propeller 3, a gas dust remover 4, a centrifugal fan 5, an anti-backfire device 6, a gas generator set 7, a blower 8, an ash collector 9, a chlorine collector 10, a sodium steam collector 11, a sodium liquid collector 12, an anode electrolytic rod 13 and a cathode electrolytic rod 14, wherein the outside of the molten bath bed partition treatment furnace 1 is provided with a heat-insulating wall, the inside of the molten bath bed partition treatment furnace is provided with a molten salt mixture, the inside of the molten bath bed partition treatment furnace 1 is provided with a pyrolysis furnace chamber 15, a combustion furnace chamber 16, a waste heat heating furnace chamber 17, a furnace chamber exhaust 18 and a sodium collection furnace chamber 19, separation partition plates 20 are arranged among the furnace chambers, the bottoms of the furnace chambers are mutually communicated, the lower ends of the separation partition plates 20 are immersed in the molten salt, an air inlet and an ash outlet are arranged on a combustion furnace chamber 16, a heating pipeline is arranged in a waste heat heating furnace chamber 17, an exhaust outlet is arranged on an exhaust furnace chamber 18, a gas outlet and a liquid outlet are arranged on a sodium collecting furnace chamber 19, a screw feeder 2 is arranged at the front end of a molten bath bed zone processing furnace 1, a discharge port of the screw feeder is communicated with a furnace body feed inlet on a pyrolysis furnace chamber 15, a stirring propulsion propeller 3 is arranged in the pyrolysis furnace chamber 15, an air inlet of a gas dust remover 4 is communicated with a pyrolysis gas outlet on the pyrolysis furnace chamber 15, an air suction port of a centrifugal fan 5 is communicated with an air outlet of the gas dust remover 4, an air outlet of the centrifugal fan 5 is communicated with an air inlet of an anti-backfire device 6, an air outlet of the anti-backfire device 6 is communicated with an air inlet of a gas generator, an air outlet of the blower 8 is communicated with an air inlet on the combustion furnace chamber 16, the ash collector 9 is connected with an ash outlet on the combustion furnace chamber 16, the chlorine collector 10 is connected with an exhaust outlet on the exhaust furnace chamber 18, the sodium steam collector 11 is connected with a gas outlet on the sodium collection furnace chamber 19, the sodium liquid collector 12 is connected with a liquid outlet on the sodium collection furnace chamber 19, the anode electrolysis rod 13 is arranged in the exhaust furnace chamber 18, the cathode electrolysis rod 14 is arranged in the sodium collection furnace chamber 19, and the gas generator set 7 is respectively connected with the anode electrolysis rod 13 and the cathode electrolysis rod 14 through connecting wires.
Compared with the prior art, the utility model following beneficial effect has: novel structure function is practical, utilizes high temperature thermal stability's fused salt to carry out pyrolysis gasification as catalytic medium and heat carrier to industry waste salt, not only can reduce the reaction energy consumption, can also reduce the cost and the loss of equipment, and the harmful gas that the pyrolysis produced can be absorbed to fused salt simultaneously, reduces the pollution to the environment, is favorable to environmental protection, utilizes organic solid useless as fuel, both can handle solid useless rubbish, can economize the coal again and economize on gas, is favorable to the energy saving.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
As shown in figure 1, the industrial waste salt electrolysis sodium production device based on the organic solid waste as the fuel molten bath bed comprises a molten bath bed partition treatment furnace 1, a screw feeder 2, a stirring propulsion propeller 3, a gas dust collector 4, a centrifugal fan 5, an anti-backfire device 6, a gas generator set 7, a blower 8, an ash collector 9, a chlorine collector 10, a sodium steam collector 11, a sodium liquid collector 12, an anode electrolytic rod 13 and a cathode electrolytic rod 14, wherein the molten bath bed partition treatment furnace 1 is externally provided with a heat-insulating wall and internally provided with a molten salt mixture, the molten bath bed partition treatment furnace 1 is internally provided with a pyrolysis furnace chamber 15, a combustion furnace chamber 16, a waste heat heating rod 17, an exhaust furnace chamber 18 and a sodium collection furnace chamber, separation partition plates 20 are arranged among the furnace chambers and communicated with the bottoms of the furnace chambers, the lower ends of the separation partition plates 20 are immersed in the molten salt mixture, a furnace body feeding port and a pyrolysis gas outlet are arranged on a pyrolysis furnace chamber 15, an air inlet and an ash residue outlet are arranged on a combustion furnace chamber 16, a heating pipeline is arranged in a waste heat heating furnace chamber 17, an exhaust outlet is arranged on an exhaust furnace chamber 18, a gas outlet and a liquid outlet are arranged on a sodium collection furnace chamber 19, a screw feeder 2 is arranged at the front end of a molten bath bed partition treatment furnace 1, a discharge port of the screw feeder is communicated with the furnace body feeding port on the pyrolysis furnace chamber 15, a stirring propulsion screw propeller 3 is arranged in the pyrolysis furnace chamber 15, an air inlet of a gas dust remover 4 is communicated with the pyrolysis gas outlet on the pyrolysis furnace chamber 15, an air suction port of a centrifugal fan 5 is communicated with an air outlet of the gas dust remover 4, an air outlet of the centrifugal fan 5 is communicated with an air inlet of an anti-backfire device 6, an air outlet of the anti-backfire device 6, an air outlet of the blower 8 is communicated with an air inlet on the combustion furnace chamber 16, the ash collector 9 is connected with an ash outlet on the combustion furnace chamber 16, the chlorine collector 10 is connected with an exhaust outlet on the exhaust furnace chamber 18, the sodium steam collector 11 is connected with a gas outlet on the sodium collection furnace chamber 19, the sodium liquid collector 12 is connected with a liquid outlet on the sodium collection furnace chamber 19, the anode electrolysis rod 13 is arranged in the exhaust furnace chamber 18, the cathode electrolysis rod 14 is arranged in the sodium collection furnace chamber 19, and the gas generator set 7 is respectively connected with the anode electrolysis rod 13 and the cathode electrolysis rod 14 through connecting wires.
The molten bath bed is mainly used for treating industrial waste salt by using high-temperature thermally stable molten salt as a catalytic medium and a heat carrier to carry out partition pyrolysis gasification on the industrial waste salt, the molten salt has good heat storage capacity, the mass transfer and heat transfer coefficient is high, organic matters can be quickly and efficiently decomposed, and meanwhile, harmful gas generated by pyrolysis can be absorbed by the molten salt.
The pyrolysis gas combustion power generation improves the energy utilization rate, the low-oxygen air burns carbide to fundamentally improve the energy utilization rate of a combustion furnace chamber, especially reasonably utilizes low-heat value fuel, reduces the emission of pollutants, saves energy, strengthens the furnace gas circulation in the combustion furnace chamber, recycles and heats the waste heat of the flue gas, and homogenizes the temperature field of molten salt.
The inside of the molten bath bed partition treatment furnace 1 is provided with a pyrolysis furnace chamber 15, a combustion furnace chamber 16, a waste heat heating furnace chamber 17, an exhaust furnace chamber 18 and a sodium collection furnace chamber 19, separation partition plates 20 are arranged among the furnace chambers, the bottoms of the furnace chambers are mutually communicated, and the lower ends of the separation partition plates 20 are immersed in a molten salt mixture, so that the partition structure furnace chamber realizes the absolute separation of low-temperature pyrolysis, combustion heating, gas discharge and sodium preparation by electrolysis.
The gas generator set 7 generates electricity by burning pyrolysis gas, provides electric energy for the anode electrolysis rod 13 and the cathode electrolysis rod 14, recycles energy to the maximum extent, and is beneficial to energy conservation and consumption reduction.
The device is used for processing industrial waste salt and electrolyzing to prepare sodium, and the process flow comprises the following steps:
1. the screw feeder 2 feeds the solid waste garbage and the industrial waste salt into the pyrolysis furnace chamber 15 in a mixing way, constantly and uniformly, the stirring propeller 3 fully and uniformly stirs and mixes the solid waste garbage, the industrial waste salt and the molten salt mixture in the pyrolysis furnace chamber 15,
2. the solid waste garbage and the industrial waste salt are fully pyrolyzed under the catalysis of the molten salt mixture in the pyrolysis furnace chamber 15 to generate pyrolysis gas, carbide and salt crystals,
3. the pyrolysis gas passes through the gas dust remover 4, the centrifugal fan 5 and the anti-backfire device 6 in sequence under the blowing and sucking action of the centrifugal fan 5, enters the gas generator set 7 to be combusted and generated,
4. the carbide enters a combustion furnace chamber 16 along with the flow of the molten salt mixture under the push of the stirring propeller 3,
5. low-oxygen air combustion is performed in the combustion furnace chamber 16 on the carbide and the air input by the blower 8 to suppress the generation of NOx, burn out toxic gases such as dioxin, and heat the molten salt mixture in the combustion furnace chamber 16,
6. the ash collector 9 collects carbon ash solidified produced by combustion in the combustion furnace chamber 16,
7. the gas generator set 7 generates electricity by utilizing the combustion of pyrolysis gas to provide electric energy for the anode electrolysis rod 13 and the cathode electrolysis rod 14, the electrolytic salt crystal is used for preparing sodium, the flue gas generated by the combustion passes through a heating pipeline in a waste heat heating furnace chamber 17, the flue gas waste heat is utilized for heating, the temperature field of molten salt is homogenized,
8. chlorine generated by electrolysis is collected by a chlorine collector 10, liquid metal sodium generated by electrolysis is collected by a sodium liquid collector 12, and sodium vapor generated at high temperature is collected by a sodium vapor collector 11.
Without being limited thereto, any changes or substitutions which are not thought of through creative efforts should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (1)
1. An industrial waste salt electrolysis sodium production device based on a molten bath bed taking organic solid waste as fuel is characterized by comprising a molten bath bed partition treatment furnace (1), a screw feeder (2), a stirring propulsion propeller (3), a gas dust collector (4), a centrifugal fan (5), an anti-backfire device (6), a gas generator set (7), a blower (8), an ash collector (9), a chlorine collector (10), a sodium steam collector (11), a sodium liquid collector (12), an anode electrolysis rod (13) and a cathode electrolysis rod (14), wherein a heat-insulating wall is arranged outside the molten bath bed partition treatment furnace (1), a molten salt mixture is arranged inside the molten bath bed partition treatment furnace (1), a pyrolysis furnace chamber (15), a combustion furnace chamber (16), a waste heat heating furnace chamber (17), an exhaust furnace chamber (18) and a sodium collection furnace chamber (19) are arranged inside the molten bath bed partition treatment furnace (1), a separation clapboard (20) is arranged between the furnace chambers, the bottoms of the separation clapboard (20) are communicated with each other, the lower end of the separation clapboard (20) is immersed in the fused salt mixture, a furnace body feed inlet and a pyrolysis gas outlet are arranged on the pyrolysis furnace chamber (15), an air inlet and an ash outlet are arranged on the combustion furnace chamber (16), a heating pipeline is arranged in the residual heat heating furnace chamber (17), an exhaust outlet is arranged on the exhaust furnace chamber (18), a gas outlet and a liquid outlet are arranged on the sodium collection furnace chamber (19), a screw feeder (2) is arranged at the front end of the molten bath bed partition treatment furnace (1), the discharge port of the screw feeder is communicated with the furnace body feed inlet on the pyrolysis furnace chamber (15), a stirring propulsion propeller (3) is arranged in the pyrolysis furnace chamber (15), the air inlet of an air dust remover (4) is communicated with the pyrolysis gas outlet on the pyrolysis furnace chamber (15), and the air suction port of a, an air outlet of the centrifugal fan (5) is communicated with an air inlet of the anti-backfire device (6), an air outlet of the anti-backfire device (6) is communicated with an air inlet of the gas generator set (7), a flue gas outlet of the gas generator set (7) is communicated with a heating pipeline in the waste heat heating furnace chamber (17), an air outlet of the blower (8) is communicated with an air inlet on the combustion furnace chamber (16), the ash collector (9) is connected with an ash outlet on the combustion furnace chamber (16), the chlorine collector (10) is connected with an exhaust outlet on the exhaust furnace chamber (18), the sodium steam collector (11) is connected with an air outlet on the sodium collecting furnace chamber (19), the sodium liquid collector (12) is connected with a liquid outlet on the sodium collecting furnace chamber (19), the anode electrolysis rod (13) is arranged in the exhaust furnace chamber (18), the cathode electrolysis rod (14) is arranged in the sodium collecting furnace chamber (19), the gas generator set (7) is respectively connected with the anode electrolytic rod (13) and the cathode electrolytic rod (14) through connecting wires.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922074807.0U CN211079359U (en) | 2019-11-20 | 2019-11-20 | Industrial waste salt electrolysis sodium preparation device based on organic solid waste is fuel molten bath bed |
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| CN201922074807.0U CN211079359U (en) | 2019-11-20 | 2019-11-20 | Industrial waste salt electrolysis sodium preparation device based on organic solid waste is fuel molten bath bed |
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| CN211079359U true CN211079359U (en) | 2020-07-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101298A (en) * | 2021-11-22 | 2022-03-01 | 内蒙古中泰汇金环保科技有限公司 | Heat treatment method of high-content organic mixed salt |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114101298A (en) * | 2021-11-22 | 2022-03-01 | 内蒙古中泰汇金环保科技有限公司 | Heat treatment method of high-content organic mixed salt |
| CN114101298B (en) * | 2021-11-22 | 2023-08-04 | 内蒙古中泰汇金环保科技有限公司 | Heat treatment method for high-content organic hetero salt |
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