CN202359194U - Device for producing nano oxide powder - Google Patents
Device for producing nano oxide powder Download PDFInfo
- Publication number
- CN202359194U CN202359194U CN2011204765822U CN201120476582U CN202359194U CN 202359194 U CN202359194 U CN 202359194U CN 2011204765822 U CN2011204765822 U CN 2011204765822U CN 201120476582 U CN201120476582 U CN 201120476582U CN 202359194 U CN202359194 U CN 202359194U
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- oxide powder
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- nano oxide
- molten bath
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Abstract
The utility model provides a device for producing nano oxide powder. The nano oxide powder corresponding to elementary substances is synthesized through a vapor phase method by taking the elementary substances, halogen gases and water as main raw materials. The process is simple and safe and has low production cost, and the nano oxide powder has better dispersibility. The device comprises a double-layer sleeve type melting pool, a reactor and a separator which are connected in sequence; the inner cylinder of the double-layer sleeve type melting pool is connected with a guiding pipe which is used for delivering heated and molten elementary substances; a guiding pipe for delivering the halogen gases is connected with the bottom of the inner cylinder of the double-layer sleeve type melting pool; the outer cylinder of the double-layer sleeve type melting pool is connected with a guiding pipe for delivering water vapor; the reactor is provided with a water vapor inlet and a gaseous halide and halide-concentration adjusting gas inlet, wherein the water vapor inlet is connected with the outer cylinder, and the gaseous halide and halide-concentration adjusting gas inlet is connected with the inner cylinder; and the separator is provided with a solid oxide powder collecting port and a gas outlet.
Description
Technical field
The utility model relates to technical field of nano material, particularly a kind of manufacturing installation of nano oxide powder.Said manufacturing installation is to be main raw material with simple substance material, halogen family gas and water, with the device of the nano oxide powder of the synthetic corresponding simple substance material of CVD (Chemical Vapor Deposition, chemical vapour deposition).
Background technology
Nano material is a kind of type material that grows up the 1980s; Have unusual characteristic owing to its surface effects, small-size effect, quantum size effect and macro quanta tunnel effect etc. make it at aspects such as mechanics, electricity, magnetics, calorifics and chemically reactives, thereby have important use value in fields such as chemical industry, light industry, metallurgy, electronics, high-performance ceramics matrix material, nuclear technique, biotechnology and national defence sophisticated technologies.Nano oxide powder is the important foundation raw material of current growing nano material industry, and it is the foundation works in the nano material technology industrialization process that high-quality nm-class oxide powder is produced in mass-producing, serialization.At present; The method of manufacture of known nano oxide powder is a lot; Summarize to get up mainly to be divided three classes: solid phase method, liquid phase method and vapor phase process; But make the raw materials used compound that is generally of nano oxide powder, the inventor does not also have to find about utilizing the simple substance material to prepare the technology of nano oxide powder through retrieval.
The utility model content
The utility model provides a kind of manufacturing installation of nano oxide powder; With simple substance material, halogen family gas and water is main raw material, with the nano oxide powder of the synthetic corresponding simple substance material of CVD (Chemical Vapor Deposition, chemical vapour deposition); Technological process is simple, safety; Capacity usage ratio is high, and manufacturing cost is lower, and the nano oxide powder of production has better dispersiveness.
The technical scheme of the utility model is:
A kind of manufacturing installation of nano oxide powder; It is characterized in that; Comprise the double braid covering cartridge type molten bath, reactor drum and the separator that connect successively; The inner core in double braid covering cartridge type molten bath connects the conduit of the fusion simple substance material of carrying heating and melting; Carry the conduit of halogen family gas to be connected the interior tube bottom in double braid covering cartridge type molten bath, carry the gas duct of the adjustment halide concentration of not participating in reacting to be connected the inner core top in double braid covering cartridge type molten bath, the urceolus in double braid covering cartridge type molten bath connects the conduit of fluming water steam; Said reactor drum has the steam entry that connects said urceolus and connects the gaseous halide of said inner core and the gas inlet of adjustment halide concentration; The collection mouth and the gas discharge outlet that have the solid oxidation powder on the separator.
Near the conduit that the interface of reactor drum and separator, has other gases that importing do not participate in reacting.
The inner core in said double braid covering cartridge type molten bath is selected physics and the suitable material prepn of chemical property with said fusion simple substance material.
The conduit of said conveying halogen family gas adopts the material prepn of the gaseous corrosion of anti-the halogen family.
The conduit of said conveying halogen family gas adopts the ceramic-like materials preparation.
The technique effect of the utility model:
The manufacturing installation of the nano oxide powder that the utility model provides, simple in structure, capacity usage ratio is high, and is safe and reliable.Comprise the double braid covering cartridge type molten bath, reactor drum and the separator that connect successively; Utilize the inner core in double braid covering cartridge type molten bath to carry out the reaction of fusion simple substance material and halogen family gas; Its inner core connects the conduit of the fusion simple substance material after the importing heating and melting, and the bottom of inner core connects the conduit that imports halogen family gas; The top of inner core also connects the conduit of other gases of the adjustment halide concentration that conveying do not participate in reacting, and can import a certain amount of other gases of not participating in reacting, with the concentration of adjustment gaseous halide; The urceolus in double braid covering cartridge type molten bath connects the conduit of fluming water steam, utilizes the annular urceolus fluming water steam that surrounds inner core, makes water vapour fully absorb react a large amount of reaction heat of release of fusion simple substance material and halogen family gas simultaneously; Gaseous halide and water vapour react and generate soild oxide and gas hydrogen halide in reactor drum; Near the conduit that has other gases that importing do not participate in reacting the interface of reactor drum and separator; What can import appropriate amount does not participate in the gas at normal temperature of reacting; Reduce the resultant temperature,, reunite in order to avoid form between powder to reduce the surfactivity of the solid oxidation powder that generates; Have the collection mouth and the gas discharge outlet of solid oxidation powder on the separator, solid is nano oxide powder, and gas send subsequent handling to carry out environmental protection treatment; Because fusion simple substance material and halogen family gas through in the conduit input molten bath separately, if production system meets accident when leaking, as long as close the halogen family gas passage, just can stop rapidly being harmful to leakage respectively.
Use the meliority of the manufacturing installation of the nano oxide powder that the utility model provides to be: 1) at first simple substance material heating and melting to be fusion simple substance material; Generate gaseous halide with the halogen family gas reaction then; Expensive halogenide than halogenide synthesis method is in the past used can make the manufacturing cost of nano-powder lower; When 2) halogen family gas is through fusion simple substance material and simple substance substance reaction when generating gaseous halide and emerging fusion simple substance liquid level; Discharge a large amount of reaction heat and pass to fusion simple substance material; Make the water vapour that reacts with gaseous halide sponge unnecessary a large amount of heat simultaneously, made full use of reaction heat, reduced cost on the one hand; Improve capacity usage ratio on the other hand, energy-saving and emission-reduction; 3) with in the past halogenide synthesis method relatively, saved complex structure, heating system that heat exchange efficiency is low, technological process is oversimplified; When 4) in the past halogenide was synthetic, when production system took place to leak, halt system as long as the utility model is closed the halogen family gas passage, just can stop rapidly being harmful to leakage rapidly, has improved the security of production process; 5) compare with various liquid phase methods in the past, the product of the utility model manufacturing has better dispersiveness.
Description of drawings
Fig. 1 is the structural representation of the utility model device.
Reference numeral is listed as follows: 1-simple substance material conduit, 2-halogen family gas duct, 3-water vapour conduit, 4-double braid covering cartridge type inner core; 5-double braid covering cartridge type urceolus, 6-reactor drum, 7-air distribution conduit, 8-separator; The outlet of 9-tail gas, the 10-powder is collected mouth, 11-molten bath; The 12-steam entry, the gas inlet of 13-gaseous halide and adjustment halide concentration, the gas duct of 14-adjustment halide concentration.
Embodiment
Embodiment to the utility model is described further below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of manufacturing installation of nano oxide powder comprises the double braid covering cartridge type molten bath 11, reactor drum 6 and the separator 8 that connect successively; The inner core 4 in molten bath 11 is connecting simple substance material conduit 1; Fusion simple substance material after inner core 4 is carried heating and melting, inner core 4 bottoms in molten bath 11 are connecting halogen family gas duct 2, carry halogen family gas to inner core 4; Inner core 4 tops in molten bath 11 are connecting the gas duct 14 of adjusting halide concentration; Other gases of the adjustment halide concentration that conveying is not participated in reacting in inner core 4, the urceolus 5 in double braid covering cartridge type molten bath is connecting water vapour conduit 3, to urceolus 5 fluming water steam; Reactor drum 6 has the gas inlet 13 of the steam entry 12 that connects urceolus and the gaseous halide that connects inner core and adjustment halide gas concentration; The collection mouth 10 and the gas discharge outlet 9 that have the solid oxidation powder on the separator 8; Near the air distribution conduit 7 that the interface of reactor drum 6 and separator 8, has other gases that importing do not participate in reacting.The inner core 4 in double braid covering cartridge type molten bath 11 is selected physics and the suitable material prepn of chemical property with concrete fusion simple substance material; Carry the material prepn of the conduit 2 employing gaseous corrosions of anti-halogen family of halogen family gas, the general ceramic-like materials that adopt more.
The process that this device is made nano oxide powder is following: simple substance material heating and melting is imported through conduit 1 in the inner core 4 in double braid covering cartridge type molten bath 11, halogen family gas is imported inner cores 4 bottoms through conduit 2, when halogen family gas is through fusion simple substance material in inner core 4 and the simple substance substance reaction; The generation gaseous halide is emerged behind the fusion simple substance liquid level; From inner core 4 outlet ejection, get into reactor drum 6, and in inner core 4, discharge a large amount of reaction heat and pass to fusion simple substance material; According to concrete needs; Can not participate in reacting other gas through conduit 14 importing in inner core 4,, be convenient to subsequent reactions control needs to adjust halid concentration; Import water vapour in the urceolus 5 in double braid covering cartridge type molten bath 11 through conduit 3; Water vapour sponges the unnecessary heat that fusion simple substance absorbs through barrel from reaction heat in uphill process in annular urceolus 5; And after making the temperature that self reaches the reaction requirement; From urceolus 5 outlet ejections, get into reactor drum 6; According to concrete needs, also can in cylindrical shell 5, import other subsequent reactions catalysis and use gas; After the reaction of gaseous halide and gas water vapour generates corresponding soild oxide and gas hydrogen halide in reactor drum 6, export from reactor drum 6 and to spray, enter in the separator 8, soild oxide wherein is exactly the prepared nano oxide powder of the present invention; Near the interface of separator 8 and reactor drum 6, do not participate in the gas at normal temperature of reacting, reduce the resultant temperature, make active reduction of powder surface of generation, reunite in order to avoid form between powder through what conduit 7 imported appropriate amounts; Gas and solid are separated in separator 8, and solid is the nano oxide powder that the present invention obtained, and gas send subsequent handling to carry out environmental protection treatment.
Should be understood that; The above embodiment can make those skilled in the art more fully understand the invention; But do not limit the present invention in any way creation; All do not break away from the technical scheme and the improvement thereof of the spirit and the scope of the invention, and it all is encompassed in the middle of the protection domain of the invention patent.
Claims (5)
1. the manufacturing installation of a nano oxide powder; It is characterized in that; Comprise the double braid covering cartridge type molten bath, reactor drum and the separator that connect successively; The inner core in double braid covering cartridge type molten bath connects the conduit of the fusion simple substance material of carrying heating and melting; Carry the conduit of halogen family gas to be connected the interior tube bottom in double braid covering cartridge type molten bath, carry the gas duct of the adjustment halide concentration of not participating in reacting to be connected the inner core top in double braid covering cartridge type molten bath, the urceolus in double braid covering cartridge type molten bath connects the conduit of fluming water steam; Said reactor drum has the steam entry that connects said urceolus and connects the gaseous halide of said inner core and the gas inlet of adjustment halide concentration; The collection mouth and the gas discharge outlet that have the solid oxidation powder on the separator.
2. the manufacturing installation of nano oxide powder according to claim 1 is characterized in that, near the interface of reactor drum and separator, has the conduit of other gases that importing do not participate in reacting.
3. the manufacturing installation of nano oxide powder according to claim 1 and 2 is characterized in that, the inner core in said double braid covering cartridge type molten bath is selected physics and the suitable material prepn of chemical property with said fusion simple substance material.
4. the manufacturing installation of nano oxide powder according to claim 1 and 2 is characterized in that, the conduit of said conveying halogen family gas adopts the material prepn of the gaseous corrosion of anti-the halogen family.
5. the manufacturing installation of nano oxide powder according to claim 4 is characterized in that, the conduit of said conveying halogen family gas adopts the ceramic-like materials preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204765822U CN202359194U (en) | 2011-11-25 | 2011-11-25 | Device for producing nano oxide powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204765822U CN202359194U (en) | 2011-11-25 | 2011-11-25 | Device for producing nano oxide powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202359194U true CN202359194U (en) | 2012-08-01 |
Family
ID=46570397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204765822U Withdrawn - After Issue CN202359194U (en) | 2011-11-25 | 2011-11-25 | Device for producing nano oxide powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202359194U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491279A (en) * | 2011-11-25 | 2012-06-13 | 苏州华微特粉体技术有限公司 | Method and apparatus used for preparing nano-grade oxide powder |
| CN103464082A (en) * | 2013-01-31 | 2013-12-25 | 宜昌市三峡天润纳米材料工程技术研究中心有限公司 | Nano-powder material preparation system |
-
2011
- 2011-11-25 CN CN2011204765822U patent/CN202359194U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102491279A (en) * | 2011-11-25 | 2012-06-13 | 苏州华微特粉体技术有限公司 | Method and apparatus used for preparing nano-grade oxide powder |
| CN102491279B (en) * | 2011-11-25 | 2013-06-26 | 苏州华微特粉体技术有限公司 | Method and apparatus used for preparing nano-grade oxide powder |
| CN103464082A (en) * | 2013-01-31 | 2013-12-25 | 宜昌市三峡天润纳米材料工程技术研究中心有限公司 | Nano-powder material preparation system |
| CN103464082B (en) * | 2013-01-31 | 2015-09-09 | 宜昌市三峡天润纳米材料工程技术研究中心有限公司 | A kind of nano-powder material preparation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120801 Effective date of abandoning: 20130626 |
|
| RGAV | Abandon patent right to avoid regrant |