CN204514039U - A kind of aluminium ash sintering cooling system produced for calcium aluminate - Google Patents
A kind of aluminium ash sintering cooling system produced for calcium aluminate Download PDFInfo
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- CN204514039U CN204514039U CN201520159493.3U CN201520159493U CN204514039U CN 204514039 U CN204514039 U CN 204514039U CN 201520159493 U CN201520159493 U CN 201520159493U CN 204514039 U CN204514039 U CN 204514039U
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- aluminium ash
- kiln
- cooling
- calcium aluminate
- aluminium
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
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- Processing Of Solid Wastes (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
A kind of aluminium ash sintering cooling system produced for calcium aluminate, belong to the production field of calcium aluminate desulfurizing agent, comprise aluminium ash sintering oven, cooling kiln and cooling water pipe, the kiln hood of aluminium ash sintering oven is respectively equipped with high-temperature tail gas outlet and aluminium ash entrance, kiln tail is respectively equipped with gas inlet and skimming gate, the kiln wall of kiln tail offers aluminium ash outlet, receiving hopper is provided with in the below of aluminium ash outlet, the high temperature aluminum ash that aluminium ash sintering oven is discharged is sent in cooling kiln by receiving hopper, cooling water pipe is arranged on directly over cooling kiln, and by the surface sprinkling cooling water of its surperficial water distributing pore gathered to cooling kiln.The utility model is by making aluminium ash ball by aluminium ash sintering, thus improve the purity of aluminium ash, and then make it directly can be used to the preliminary melting type calcium aluminate made, not only reaction require low, be swift in response, and the calcium aluminate performance indications of synthesis also meet the regulation of national index of correlation completely, can be a large amount of be used as steel-making time desulfurizing agent.
Description
Technical field
The utility model relates to the production field of calcium aluminate desulfurizing agent, specifically a kind of aluminium ash sintering cooling system produced for calcium aluminate.
Background technology
Preliminary melting type calcium aluminate is because of its uniform ingredients, and fusing point is low, and molten speed is fast, and the feature such as can to shorten the heat, is mainly used in Ferrous Metallurgy external refining, is described as the novel product of metallurgy industry " 21 century ".Preliminary melting type calcium aluminate mainly contains following feature: 1, uniform composition, fusing point is low, burn-off rate is fast, can shorten the heat; 2, there is certain sulphur melt, be directly used in desulfurizing iron with addition of a small amount of active lime, promote the removal of sulphur in steel, have suction-operated to the oxide such as aluminium, silicon system in steel.The non-metallic inclusion in steel can be reduced.Be conducive to improving steel product quality; 3, corroding light to furnace lining and ladle, is the best substitute of fluorite; 4, do not absorb water, be convenient to store and transport; 5, due to uniform ingredients, slagging is fast, can reduce Dust of Iron And Steel Works and pollute.
Aluminium ash is the product of slag after cooling processing produced in electrolytic aluminium or cast aluminum-molykote composite material production technology, and its main component is metallic aluminium, alundum (Al2O3), silica, calcium oxide, magnesia and iron oxide etc.
Owing to containing aluminium oxide in aluminium ash, therefore can be used for preparing preliminary melting type calcium aluminate by substitution of Al alumina in theory, prior art also has relevant paper publishing and patent openly, but due to wherein impure particularly silica and iron oxide, use aluminium ashes not a large amount of in causing reality to be produced produces preliminary melting type calcium aluminate.
Utility model content
For solving because aluminium ash makes it be difficult in the prior art be used directly the problem of producing preliminary melting type calcium aluminate containing impurity, the utility model provides a kind of aluminium ash sintering cooling system produced for calcium aluminate, by this sintering system to after aluminium ash sintering, effectively can remove the ammonia and other impurity that wherein contain, use this aluminium ash to synthesize calcium aluminate, not only reaction require low, be swift in response, and the calcium aluminate performance indications of synthesis also meet the regulation of national index of correlation completely.
The utility model is the technical scheme solving the problems of the technologies described above employing: a kind of aluminium ash sintering cooling system produced for calcium aluminate, comprise aluminium ash sintering oven, cooling kiln and cooling water pipe, wherein, described aluminium ash sintering oven supports it by revolving support and rotates, kiln hood is respectively equipped with high-temperature tail gas outlet and aluminium ash entrance, kiln tail is respectively equipped with gas inlet and skimming gate, the kiln wall of kiln tail offers aluminium ash outlet, receiving hopper is provided with in the below of aluminium ash outlet, the high temperature aluminum ash that aluminium ash sintering oven is discharged is sent in cooling kiln by receiving hopper, cooling kiln inwall is provided with helical rib, this helical rib extends spirally from the aluminium ash upstream end of cooling kiln to aluminium ash outlet side, cooling kiln supports its gyration by group floating bearing of two bottom it, described cooling water pipe is arranged on directly over cooling kiln, and by the surface sprinkling cooling water of its surperficial water distributing pore gathered to cooling kiln.
Described aluminium ash sintering oven inwall surface thereof is provided with some fins, and fin extends to kiln tail direction from the kiln hood direction of aluminium ash sintering oven.
The cooling end surface of described cooling kiln between two groups of floating bearings is densely covered with pit.
Beneficial effect: the utility model is by making aluminium ash ball by aluminium ash sintering, thus improve the purity of aluminium ash, and then make it directly can be used to the preliminary melting type calcium aluminate made, not only reaction require low, be swift in response, and the calcium aluminate performance indications of synthesis also meet the regulation of national index of correlation completely, can be a large amount of be used as steel-making time desulfurizing agent.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Reference numeral: 1, aluminium ash sintering oven, 101, gas inlet, 102, skimming gate, 103, aluminium ash outlet, 104, fin, 105, revolving support, 2, cooling kiln, 201, floating bearing, 202, cooling end, 203, helical rib, 3, cooling water pipe, 4, receiving hopper.
Detailed description of the invention
As shown in the figure, a kind of aluminium ash sintering cooling system produced for calcium aluminate, comprise aluminium ash sintering oven 1, cooling kiln 2 and cooling water pipe 3, wherein, described aluminium ash sintering oven 1 supports it by revolving support 105 and rotates, kiln hood is respectively equipped with high-temperature tail gas outlet 107 and aluminium ash entrance 106, kiln tail is respectively equipped with gas inlet 101 and skimming gate 102, the kiln wall of kiln tail offers aluminium ash outlet 103, receiving hopper 4 is provided with in the below of aluminium ash outlet 103, the high temperature aluminum ash that aluminium ash sintering oven 1 is discharged is sent in cooling kiln 2 by receiving hopper 4, cooling kiln 2 inwall is provided with helical rib 203, this helical rib 203 extends spirally from the aluminium ash upstream end of cooling kiln 2 to aluminium ash outlet side, cooling kiln 2 supports its gyration by group floating bearing of two bottom it 201, described cooling water pipe 3 is arranged on directly over cooling kiln 2, and by the surface sprinkling cooling water of its surperficial water distributing pore gathered to cooling kiln 2.
Be more than basic embodiment of the present utility model, can do on above basis and further improve and limit to make the utility model more perfect:
As, described aluminium ash sintering oven 1 inwall surface thereof is provided with some fins 104, and fin 104 extends to kiln tail direction from the kiln hood direction of aluminium ash sintering oven 1;
And for example, cooling end 202 surface of described cooling kiln 2 between two groups of floating bearings 201 is densely covered with pit;
For another example, state aluminium ash sintering oven 1 and cooling kiln 2 all wants kiln tail direction to be obliquely installed from kiln hood, and kiln hood position is higher than kiln tail position.
Claims (3)
1. the aluminium ash sintering cooling system produced for calcium aluminate, it is characterized in that: comprise aluminium ash sintering oven (1), cooling kiln (2) and cooling water pipe (3), wherein, described aluminium ash sintering oven (1) supports it by revolving support (105) and rotates, kiln hood is respectively equipped with high-temperature tail gas outlet (107) and aluminium ash entrance (106), kiln tail is respectively equipped with gas inlet (101) and skimming gate (102), the kiln wall of kiln tail offers aluminium ash outlet (103), receiving hopper (4) is provided with in the below of aluminium ash outlet (103), the high temperature aluminum ash that aluminium ash sintering oven (1) is discharged is sent in cooling kiln (2) by receiving hopper (4), cooling kiln (2) inwall is provided with helical rib (203), this helical rib (203) extends spirally from the aluminium ash upstream end of cooling kiln (2) to aluminium ash outlet side, cooling kiln (2) supports its gyration by group floating bearing of two bottom it (201), described cooling water pipe (3) is arranged on directly over cooling kiln (2), and by the surface sprinkling cooling water of its surperficial water distributing pore gathered to cooling kiln (2).
2. a kind of aluminium ash sintering cooling system produced for calcium aluminate according to claim 1, it is characterized in that: described aluminium ash sintering oven (1) inwall surface thereof is provided with some fins (104), and fin (104) extends to kiln tail direction from the kiln hood direction of aluminium ash sintering oven (1).
3. a kind of aluminium ash sintering cooling system produced for calcium aluminate according to claim 1, is characterized in that: cooling end (202) surface that described cooling kiln (2) is positioned between two groups of floating bearings (201) is densely covered with pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520159493.3U CN204514039U (en) | 2015-03-20 | 2015-03-20 | A kind of aluminium ash sintering cooling system produced for calcium aluminate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520159493.3U CN204514039U (en) | 2015-03-20 | 2015-03-20 | A kind of aluminium ash sintering cooling system produced for calcium aluminate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204514039U true CN204514039U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520159493.3U Expired - Fee Related CN204514039U (en) | 2015-03-20 | 2015-03-20 | A kind of aluminium ash sintering cooling system produced for calcium aluminate |
Country Status (1)
| Country | Link |
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| CN (1) | CN204514039U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092863A (en) * | 2018-09-13 | 2018-12-28 | 河南博鑫高科实业有限公司 | Quadratic aluminum dust resource utilization utilizes the device and technique for producing refining slag |
| CN112076618A (en) * | 2020-09-17 | 2020-12-15 | 刘保成 | Denitration agent and method for desulfurization and denitration of refractory brick by using denitration agent |
-
2015
- 2015-03-20 CN CN201520159493.3U patent/CN204514039U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092863A (en) * | 2018-09-13 | 2018-12-28 | 河南博鑫高科实业有限公司 | Quadratic aluminum dust resource utilization utilizes the device and technique for producing refining slag |
| CN112076618A (en) * | 2020-09-17 | 2020-12-15 | 刘保成 | Denitration agent and method for desulfurization and denitration of refractory brick by using denitration agent |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20210320 |