CN211445069U - Improved generation production antimony trioxide's oxidation collection device - Google Patents
Improved generation production antimony trioxide's oxidation collection device Download PDFInfo
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- CN211445069U CN211445069U CN201921695906.4U CN201921695906U CN211445069U CN 211445069 U CN211445069 U CN 211445069U CN 201921695906 U CN201921695906 U CN 201921695906U CN 211445069 U CN211445069 U CN 211445069U
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- oxidation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model relates to an improved generation production antimony trioxide's oxidation collection device, the technical problem of solution be in order to overcome the drawback that exists during traditional antimony trioxide production, its technical scheme: comprises a heating device, an oxidation device and a dust collecting device; the heating device comprises a furnace body, wherein two fire walls are arranged in parallel in the furnace body, one ends of the two fire walls are fixed in the furnace body, a smoke exhaust port is arranged between the two fire walls and at the upper part of the furnace body, two sides of the two fire walls and at the lower part of the furnace body are respectively provided with a low-speed burner mounting port, a low-speed burner is mounted in each low-speed burner mounting port, and the two low-speed burners are connected with a combustion fan and a natural gas pipeline; the oxidation device comprises an oxidation pot oxidation device and a dust collection cover, wherein a plurality of blowing pipes are arranged below the dust collection cover, one side of the dust collection cover is connected with a variable frequency blower, and a blower pipeline is arranged between the variable frequency blower and the dust collection cover; the dust collecting device comprises a dust collecting port, the dust collecting port is arranged above the oxidation pot, a cyclone separator, a dust collecting pipeline, a dust collector, a chimney and the like are sequentially connected onto a dust collecting pipe, and an exhaust fan is arranged between the chimney and the dust collector.
Description
Technical Field
The utility model relates to a chemical industry field of smelting, in particular to improved generation production antimony trioxide's oxidation collection device.
Background
Antimony trioxide is commonly called antimony white and is mainly used for white pigment, flame retardants for plastics, rubber, textiles and the like, high-purity reagents, mordants, light-proofing agents and the like, and preparation methods for preparing antimony trioxide can be divided into dry methods and wet methods, wherein the dry methods comprise a metallic antimony method and an stibnite method; the wet method comprises an acid leaching method and an antimonate decomposition method, the traditional method is that the antimony trioxide is produced by adopting a refined antimony reverberatory furnace to blow oxygen for oxidation or a square oxidation pot, but has a plurality of defects: (1) the production capacity is low; (2) the indexes are not easy to control, (3) the service life of the oxidation pot is short, the pot body is heated unevenly, and the welding seam has a burning crack phenomenon, (4) the combustion flue gas is not utilized, and the energy consumption is high; (5) there is no subsequent collection device.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the drawback that exists when traditional antimony trioxide is produced, for solving above-mentioned problem, the utility model provides an oxidation unit of production antimony trioxide.
The purpose of the utility model is realized with the following mode: comprises a heating device, an oxidation device and a dust collecting device; the heating device comprises a furnace body, wherein two fire walls are arranged in parallel in the furnace body, one ends of the two fire walls are fixed in the furnace body, a smoke exhaust port is arranged between the two fire walls and at the upper part of the furnace body, two sides of the two fire walls and at the lower part of the furnace body are respectively provided with a low-speed burner mounting port, a low-speed burner is mounted in each low-speed burner mounting port, and the two low-speed burners are connected with a combustion fan and a natural gas pipeline; the oxidation device comprises an oxidation pot oxidation device and a dust collection cover, wherein a plurality of blowing pipes are arranged below the dust collection cover, one side of the dust collection cover is connected with a variable frequency blower, and a blower pipeline is arranged between the variable frequency blower and the dust collection cover; the dust collecting device comprises a dust collecting port, the dust collecting port is arranged above the oxidation pot, a cyclone separator, a dust collecting pipeline, a dust collector, a chimney and the like are sequentially connected onto a dust collecting pipe, and an exhaust fan is arranged between the chimney and the dust collector.
Compared with the prior art, the utility model discloses a two nozzle structural design, heat furnace by two small-size low-speed burners simultaneously, than single large-scale low-speed burner, furnace is heated more fast more evenly, two keep off the arrangement of hot wall exhaust port and can make flame longer at the inside circulation distance of furnace and time, and the device has improved the productivity moreover, the index is easy to control, oxidation kettle long service life, can carry out certain absorption conversion to the flue gas heat that furnace produced, the energy consumption is lower, and there is the convenient follow-up purification antimony trioxide of dust arrester installation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the heating apparatus and the oxidizing apparatus.
Fig. 3 is a sectional view of the heating device.
FIG. 4 is a front view of the furnace body and the oxidation kettle.
Fig. 5 is a front view of the oxidation apparatus.
FIG. 6 is a top view of an oxidation apparatus.
FIG. 7 is a schematic view of a screw type lead pump installed above the oxidation kettle.
Wherein, 1 furnace body; 2, an oxidation device; 3 an oxygen pipeline; 4 blower pipes; 5, a variable frequency blower; 6, a smoke outlet; 7, a fire wall; 8, a low-speed burner mounting port; 9, low-speed burning mouth; 10 a natural gas pipeline; 11 combustion fan pipeline; 12 heat exchange tubes; 13 a combustion fan; 14 dust collecting pipelines; 15 a cyclone separator; 16Y-shaped pipes; 17 a dust collector; 18 an exhaust fan; 19 a chimney; 20 an operation opening; 21 screw pump mounting holes; 22 a screw pump; 23, a mounting port of a dust collecting device; 24 blowpipe.
Detailed Description
As shown in the attached drawings, the utility model comprises a heating device, an oxidation device 2 and a dust collecting device, wherein the oxidation device 2 is arranged above the heating device, the dust collecting device is arranged above the oxidation device 2, antimony alloy is put into the oxidation device 2 for oxidation, then the antimony alloy is heated by the heating device, and after the oxidation is finished, the oxidized antimony trioxide is collected by the dust collecting device;
the heating device comprises a furnace body 1, two fire walls 7 are arranged in parallel in the furnace body 1, one end of each of the two fire walls 7 is fixed in the furnace body 1, a smoke outlet 6 is arranged between the two fire walls 7 and at the upper part of the furnace body 1, two sides of each of the two fire walls 7 are respectively provided with a low-speed burner mounting opening 8 at the lower part of the furnace body 1, a low-speed burner 9 is mounted in each low-speed burner mounting opening 8, the two low-speed burners 9 are connected with a combustion fan 13 and a natural gas pipeline 10, air and natural gas are conveyed to the low-speed burners 9 through the combustion fan 13 and the natural gas pipeline 10, the low-speed burners 9 convey flame into a furnace chamber to heat an oxidation boiler, the low-speed burners 9 are small low-speed burners, compared with single large low-speed burners, the furnace chamber can be heated more quickly and uniformly, the smoke outlets 6 of the two fire walls 7 are arranged so that the flame can have a longer circulation distance and a longer time in the furnace chamber, the heating effect is better, the double fire-blocking walls 7 also play a better role in supporting the bottom of the oxidation pot body, and the deformation of the pot body caused by gravity and materials in the pot when the oxidation pot body is used in a high-temperature environment for a long time is reduced;
the oxidation device 2 comprises an oxidation pot oxidation device 2 and a dust collection cover, a plurality of blowing pipes 24 are arranged below the dust collection cover, one side of the dust collection cover is connected with a variable frequency blower 5, a blower pipeline 4 is arranged between the variable frequency blower 5 and the dust collection cover, the variable frequency blower 5 blows air into a dust collection pipeline 14 through the blower pipeline 4, and then blows the air into the oxidation pot through the blowing pipes 24 on the dust collection cover, so that antimony alloy is oxidized, the production adaptability of the variable frequency blower 5 is strong, and the air volume of the variable frequency blower 5 can be adjusted according to the components of the antimony alloy to adapt to the production requirement;
the dust collecting device comprises a dust collecting port, the dust collecting port is arranged above an oxidation pot, a cyclone separator 15, a dust collecting pipeline 14, a dust collector 17, a chimney 19 and the like are sequentially connected onto the dust collecting port, an exhaust fan 18 is arranged between the chimney 19 and the dust collector 17, the exhaust fan 18 enables the oxidized antimony trioxide to pass through a dust collecting pipe to the cyclone separator 15, large-particle antimony trioxide is collected in an ash collecting bin of the cyclone separator 15 after being collected by the cyclone separator 15, the particle size of the antimony trioxide is more uniform, the product quality is more stable, and the cooled antimony trioxide is collected by the dust collector 17.
The dust collection pipeline 14 adopts a herringbone shape, the antimony trioxide with uniform granularity is conveyed to the herringbone dust collection pipeline 14 after being separated by the cyclone separator 15, larger antimony trioxide particles or impurities containing the antimony trioxide can be deposited at an ascending pipeline by utilizing gravity, and the antimony trioxide returns to a cyclone dust collection bin, so that the quality of the antimony trioxide is improved, meanwhile, the herringbone pipeline occupies less space, the pipeline cooling area can be increased by increasing the height of the herringbone dust collection pipeline 14, and the cooling is facilitated.
The high-efficiency energy-saving stove is characterized in that a tubular high-efficiency heat exchanger 12 is installed at an outlet of the smoke outlet 6, the tubular high-efficiency heat exchanger 12 is of a double-layer structure, an inner layer of the tubular high-efficiency heat exchanger 12 is in butt joint with the smoke outlet, a combustion fan pipeline 11 is connected to the combustion fan 13, an outer layer of the tubular high-efficiency heat exchanger 12 is in butt joint with the combustion air pipeline 11, the combustion fan 13 pumps outside air into the combustion fan 13 and then enters the outer layer of the tubular high-efficiency heat exchanger 12 through the combustion fan pipeline 11, heat exchange is carried out between the air at the inner layer and the air at the outer layer of the tubular high-efficiency heat exchanger 12 and high-temperature flue gas at the inner layer, normal-temperature air blown into the low-speed burner nozzle 9 by the combustion fan 13 can be heated to about 250 ℃ by the high-temperature flue gas.
The combustion-supporting air interfaces of the two low-speed nozzles 9 are in butt joint with a tubular high-efficiency heat exchanger 12 through a combustion-supporting fan pipeline 11, the combustion-supporting air interfaces are converged into a pipeline after passing through the tubular high-efficiency heat exchanger 12 and then are connected with a combustion-supporting fan 13, and a natural gas pipeline 10 is respectively connected with the natural gas interfaces of the two low-speed nozzles 9.
The oxidation pot body is formed by one-step hot pressing, is not influenced by welding factors, has higher integral strength due to the adoption of the disc-shaped pot bottom, prolongs the service life of the oxidation pot by 3-5 times compared with the prior oxidation pot, and has the advantages that lead is deposited at the pot bottom in the oxidation process of the lead-antimony alloy and is not easy to volatilize, the content of lead in antimony trioxide is easier to control, the content of antimony in noble lead can be reduced to below 10 percent, and the volatilization rate of antimony is higher.
The oxidation pot body on set up a plurality of operation mouths 20, can follow operation mouth 20 evenly reinforced and drag for the sediment, make the material that adds melt fast, drag for the sediment operation more convenient, can be thorough with liquid level sediment clearance, avoid the remaining slag blanket of liquid level to influence the oxidation area, and then influence output.
The air inlet of the variable frequency blower 5 is provided with a filtering device which can filter larger dust particles in the sucked air, the blowing pipe butted with the blower is provided with an oxygen pipeline 3, pure oxygen forms mixed gas with the air in the blowing pipe through the oxygen pipeline 3, the oxidation efficiency is improved in the early stage, and when the antimony grade in the alloy is less than 20%, the quality of antimony trioxide can be ensured by adjusting the blowing amount, the oxygen amount, the air induction amount and the furnace temperature.
The dust collecting cover is provided with a mounting hole of the screw pump 22 and a mounting hole 23 of the dust collecting device, and the mounting hole of the screw pump 22 is sealed by a cover during oxidation, so that dirt such as external dust and the like is prevented from polluting products.
And a spiral lead pump is arranged on the mounting port of the spiral pump 22, and high-lead alloy generated in the oxidation pot is periodically pumped out for ingot casting.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.
Claims (8)
1. An improved generation production antimony trioxide's oxidation collection device which characterized in that: comprises a heating device, an oxidation device (2) and a dust collecting device; the heating device comprises a furnace body (1), two fire walls (7) are arranged in the furnace body (1) in parallel, one ends of the two fire walls (7) are fixed in the furnace body (1), a smoke exhaust port (6) is arranged between the two fire walls (7) and at the upper part of the furnace body (1), two low-speed burner mounting ports (8) are respectively arranged at two sides of the two fire walls (7) and at the lower part of the furnace body (1), a low-speed burner (9) is arranged in each low-speed burner mounting port (8), and each low-speed burner (9) is connected with a combustion fan (13) and a natural gas pipeline (10); the oxidation device (2) comprises an oxidation pot oxidation device (2) and a dust collection cover, wherein a plurality of blowing pipes are arranged below the dust collection cover, one side of the dust collection cover is connected with a variable frequency blower (5), and a blower pipeline (4) is arranged between the variable frequency blower (5) and the dust collection cover; the dust collecting device comprises a dust collecting opening, the dust collecting opening is arranged above the oxidation pot, a cyclone separator (15), a dust collecting pipeline (14), a dust collector (17), a chimney (19) and the like are sequentially connected onto a dust collecting pipe, and an exhaust fan (18) is arranged between the chimney (19) and the dust collector (17).
2. An improved oxidative collection device for the production of antimony trioxide as recited in claim 1, wherein: the dust collecting pipeline (14) adopts a herringbone structure.
3. An improved oxidative collection device for the production of antimony trioxide as recited in claim 1, wherein: the high-efficiency heat exchanger of the combustion-supporting fan is characterized in that a tubular high-efficiency heat exchanger (12) is installed at an outlet of the smoke outlet (6), the tubular high-efficiency heat exchanger (12) is of a double-layer structure, an inner pipeline of the tubular high-efficiency heat exchanger (12) is connected with the smoke outlet (6), a combustion-supporting fan pipeline (11) is connected onto a combustion-supporting fan (13), and the outer layer of the tubular high-efficiency heat exchanger (12) is in butt joint with the combustion-supporting fan.
4. An improved oxidative collection device for antimony trioxide production as claimed in claim 3, wherein: the combustion-supporting air interfaces of the two low-speed nozzles (9) are in butt joint with the tubular high-efficiency heat exchanger (12) through a combustion-supporting fan pipeline (11), the combustion-supporting air interfaces are converged into a pipeline after passing through the tubular high-efficiency heat exchanger (12) and then are connected with the combustion-supporting fan (13), and the natural gas pipeline (10) is respectively connected with the natural gas interfaces of the two low-speed nozzles (9).
5. An improved oxidative collection device for the production of antimony trioxide as recited in claim 1, wherein: the oxidation pot body is formed by one-time hot pressing and adopts a disc-shaped pot bottom.
6. An improved oxidative collection device for the production of antimony trioxide as recited in claim 1, wherein: the oxidation pot body is provided with a plurality of operation openings (20).
7. An improved oxidative collection device for the production of antimony trioxide as recited in claim 1, wherein: the air inlet of the variable frequency blower (5) is provided with a filtering device, and an oxygen pipeline (3) is arranged on a blowing pipe butted with the blower.
8. An improved oxidative collection device for the production of antimony trioxide as recited in claim 1, wherein: the dust collecting cover is provided with a screw pump (22) mounting port and a dust collecting device mounting port (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921695906.4U CN211445069U (en) | 2019-10-11 | 2019-10-11 | Improved generation production antimony trioxide's oxidation collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921695906.4U CN211445069U (en) | 2019-10-11 | 2019-10-11 | Improved generation production antimony trioxide's oxidation collection device |
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| Publication Number | Publication Date |
|---|---|
| CN211445069U true CN211445069U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921695906.4U Active CN211445069U (en) | 2019-10-11 | 2019-10-11 | Improved generation production antimony trioxide's oxidation collection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN211445069U (en) |
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2019
- 2019-10-11 CN CN201921695906.4U patent/CN211445069U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An improved oxidation collector for antimony trioxide production Effective date of registration: 20210205 Granted publication date: 20200908 Pledgee: Bank of China Limited by Share Ltd. Jiyuan branch Pledgor: HENAN YUGUANG METALLURGICAL MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2021980001069 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220127 Granted publication date: 20200908 Pledgee: Bank of China Limited by Share Ltd. Jiyuan branch Pledgor: HENAN YUGUANG METALLURGICAL MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2021980001069 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An improved oxidation collection device for producing antimony trioxide Effective date of registration: 20220129 Granted publication date: 20200908 Pledgee: Bank of China Limited by Share Ltd. Jiyuan branch Pledgor: HENAN YUGUANG METALLURGICAL MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2022980001365 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230223 Granted publication date: 20200908 Pledgee: Bank of China Limited by Share Ltd. Jiyuan branch Pledgor: HENAN YUGUANG METALLURGICAL MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2022980001365 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |