CN103712462A - Self-pulverization clinker indirect cooling equipment for fly ash limestone calcined alumina - Google Patents
Self-pulverization clinker indirect cooling equipment for fly ash limestone calcined alumina Download PDFInfo
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- CN103712462A CN103712462A CN201310732842.1A CN201310732842A CN103712462A CN 103712462 A CN103712462 A CN 103712462A CN 201310732842 A CN201310732842 A CN 201310732842A CN 103712462 A CN103712462 A CN 103712462A
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- Prior art keywords
- cooling
- refrigerating module
- cooling tube
- fly ash
- calcined alumina
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 79
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 239000006028 limestone Substances 0.000 title claims abstract description 13
- 239000010881 fly ash Substances 0.000 title abstract description 5
- 238000010298 pulverizing process Methods 0.000 title abstract 5
- 235000019738 Limestone Nutrition 0.000 title abstract 4
- 238000006253 efflorescence Methods 0.000 claims description 15
- 206010037844 rash Diseases 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Muffle Furnaces And Rotary Kilns (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to self-pulverization clinker indirect cooling equipment for fly ash limestone calcined alumina. The self-pulverization clinker indirect cooling equipment for the fly ash limestone calcined alumina comprises a cooling machine body, an air inlet channel, an air blower and an air outlet channel. The cooling machine body is provided with a plurality of cooling modules, the cooling modules comprise a plurality of cooling pipes, the cooling modules are arranged in parallel in the vertical direction, the cooling pipes of all of the cooling modules are communicated with one another, the cooling module at the lowest end of the cooling machine body is connected with one end of the air inlet channel, the air blower is connected with the other end of the air inlet channel, the upper end of the cooling module at the top end of the cooling machine body is connected with one end of the air outlet channel, and the other end of the air outlet channel is communicated with the external world. The self-pulverization clinker indirect cooling equipment for the fly ash limestone calcined alumina has the advantages that efficient indirect cooling is adopted, no dust is discharged, the time of clinker in a cooling machine is long, material pulverization effects are good, the clinker moves slowly in the cooling machine, the equipment is small in abrasion and discharges no dust, cooling air can be recycled to serve as secondary air and third air, moving parts are small, faults are few, and maintenance workload is small.
Description
Technical field
The present invention relates to flyash comprehensive treatment technique, relate in particular to a kind of cooling device of self-efflorescence grog.
Background technology
Adopt fly ash-lime stone calcined alumina self-efflorescence grog, crystal transfer occurs in cooling procedure, form self-efflorescence grog, in clinker cooling process, avoid material directly to contact with cooling source.At present, the cooling device major part that domestic employing sintering process is produced grog is grate cooler, also has sub-fraction to adopt monotubular or multi-cartridge cooler.Cooled grog is block, does not produce powdered substance, and the advantage of this structure is that the Secondary Air dustiness providing to rotary kiln is less, can not affect the normal operating of rotary kiln.But for self-efflorescence grog, adopt traditional cooling device, will cause a large amount of dust to enter kiln through Secondary Air, cannot realize clinker cooling.
Summary of the invention
The present invention is directed to above-mentioned deficiency, disclose the indirect cooling device of a kind of fly ash-lime stone calcined alumina self-efflorescence grog, comprising:
Cooler main body, it comprises a plurality of refrigerating modules, and described refrigerating module comprises several cooling tubes, and described cooling tube is arranged in parallel in described refrigerating module, and described a plurality of refrigerating module vertical directions are arranged in parallel, and the cooling tube of each refrigerating module communicates with each other;
Air inlet duct, its one end and described cooler main body bottom refrigerating module are connected;
Air blast, it is connected with the other end of described air inlet duct;
In the refrigerating module of described cooler bottom part body, the space outside cooling tube has formed the discharging opening of described cooler main body;
Exhaust passage, its one end is connected with the upper end of described cooler main body top end refrigerating module, and its other end is in communication with the outside;
In the refrigerating module at described cooler main body top, the space outside cooling tube has formed the charging aperture of described cooler main body.
Preferred version is: the corresponding connection of cooling tube of each refrigerating module, after being communicated with, the adjacent cooling tube two ends of colleague connect by bend pipe, wherein the lower end of cooling tube and the gathering tube of described cooler at the edge of each row's cooling tube of refrigerating module are bottom connected, and wherein the refrigerating module of the top is connected with the gathering tube of described cooler with the cooling tube upper end at the cooling tube diagonal angle at described edge.
Preferred version is: described air inlet duct one end is connected with described cooler gathering tube.
Preferred version is: one end, described exhaust passage is connected with described cooler gathering tube.
Preferred version is: described cooling tube is steel design.
Preferred version is: described cooling tube is for circular or oval.
The invention has the advantages that:
1, employing is efficiently indirectly cooling, without dust emission.
2, grog time of staying in cooler long, material efflorescence is effective.
3, grog moves slowly in cooler, and equipment attrition is little.
4,, without dust emission, cooling air can reclaim as Secondary Air, tertiary air.
5, movement parts is very little, and fault is low, and maintenance workload is little.
Summary of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail:
The present invention includes cooler main body 2, it comprises a plurality of refrigerating modules, described refrigerating module comprises several cooling tubes, cooling tube is steel design, can be circle or ellipse, described cooling tube is arranged in parallel in described refrigerating module, described a plurality of refrigerating module vertical direction is arranged in parallel, the corresponding connection of cooling tube of each refrigerating module, after being communicated with, the adjacent cooling tube two ends of colleague connect by bend pipe, wherein the lower end of cooling tube and the gathering tube of described cooler at the edge of each row's cooling tube of refrigerating module are bottom connected, wherein the refrigerating module of the top is connected with the gathering tube of described cooler with the cooling tube upper end at the cooling tube diagonal angle at described edge, air inlet duct 5 one end and described cooler the main body 2 bottom gathering tube of each row of refrigerating module are connected, the other end is connected with air blast 4, one end, exhaust passage is connected with the gathering tube of each row of described cooler main body 2 the top refrigerating modules, the other end is in communication with the outside.
In the refrigerating module at described cooler main body 2 tops, space outside cooling tube has formed the charging aperture 1 of described cooler main body, in the refrigerating module of described cooler main body 2 bottoms, the space outside cooling tube has formed the discharging opening of described cooler main body.Powder enters cools body 2 from charging aperture 1, and the gap between the cooling tube of powder from cooler main body 2 falls, and finally from discharging opening 3, flows out to conveyer belt.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The present embodiment adopts calcined alumina self-efflorescence grog to carry out indirectly cooling, inlet amount is 80t/h, 450 ℃ of feeding temperatures, apply 6 refrigerating module vertical directions and be arranged in parallel, start air blast 4, after the normal operation of equipment, feeding port 1 starts charging, powder is through the cooling of 6 refrigerating modules, and powder is sent from discharging opening 3, sends temperature and is less than 60 ℃.
The present embodiment adopts calcined alumina self-efflorescence grog to carry out indirectly cooling, separate unit inlet amount is 60t/h, 475 ℃ of feeding temperatures, apply 7 refrigerating module vertical directions and be arranged in parallel, start air blast 4, after the normal operation of equipment, feeding port 1 starts charging, powder is through the cooling of 7 refrigerating modules, and powder is sent from discharging opening 3, sends temperature and is less than 50 ℃.
Claims (6)
1. the indirect cooling device of fly ash-lime stone calcined alumina self-efflorescence grog, is characterized in that, comprising:
Cooler main body, it comprises a plurality of refrigerating modules, and described refrigerating module comprises several cooling tubes, and described cooling tube is arranged in parallel in described refrigerating module, and described a plurality of refrigerating module vertical directions are arranged in parallel, and the cooling tube of each refrigerating module communicates with each other;
Air inlet duct, its one end and described cooler main body bottom refrigerating module are connected;
Air blast, it is connected with the other end of described air inlet duct;
In the refrigerating module of described cooler bottom part body, the space outside cooling tube has formed the discharging opening of described cooler main body;
Exhaust passage, its one end is connected with the upper end of described cooler main body top end refrigerating module, and its other end is in communication with the outside;
In the refrigerating module at described cooler main body top, the space outside cooling tube has formed the charging aperture of described cooler main body.
2. the indirect cooling device of fly ash-lime stone calcined alumina self-efflorescence grog according to claim 1, it is characterized in that, the corresponding connection of cooling tube of each refrigerating module, after being communicated with, the adjacent cooling tube two ends of colleague connect by bend pipe, wherein the lower end of cooling tube and the gathering tube of described cooler at the edge of each row's cooling tube of refrigerating module are bottom connected, and wherein the refrigerating module of the top is connected with the gathering tube of described cooler with the cooling tube upper end at the cooling tube diagonal angle at described edge.
3. the indirect cooling device of fly ash-lime stone calcined alumina self-efflorescence grog according to claim 2, is characterized in that, described air inlet duct one end is connected with described cooler gathering tube.
4. the indirect cooling device of fly ash-lime stone calcined alumina self-efflorescence grog according to claim 2, is characterized in that, one end, described exhaust passage is connected with described cooler gathering tube.
5. the indirect cooling device of fly ash-lime stone calcined alumina self-efflorescence grog according to claim 1, is characterized in that, described cooling tube is steel design.
6. the indirect cooling device of fly ash-lime stone calcined alumina self-efflorescence grog according to claim 1, is characterized in that, described cooling tube is circular or oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310732842.1A CN103712462B (en) | 2013-12-27 | 2013-12-27 | A kind of fly ash-lime stone indirect cooling device of calcined alumina self-efflorescence grog |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310732842.1A CN103712462B (en) | 2013-12-27 | 2013-12-27 | A kind of fly ash-lime stone indirect cooling device of calcined alumina self-efflorescence grog |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103712462A true CN103712462A (en) | 2014-04-09 |
| CN103712462B CN103712462B (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310732842.1A Active CN103712462B (en) | 2013-12-27 | 2013-12-27 | A kind of fly ash-lime stone indirect cooling device of calcined alumina self-efflorescence grog |
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| CN (1) | CN103712462B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062902A (en) * | 2017-05-03 | 2017-08-18 | 南京凯盛国际工程有限公司 | A kind of calcination of minerals apparatus and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6249989B1 (en) * | 1997-03-05 | 2001-06-26 | Kfx Inc. | Method and apparatus for heat transfer |
| CN200949997Y (en) * | 2006-08-09 | 2007-09-19 | 天津华能集团能源设备有限公司 | Inner finned pipe air cooler |
| CN102974168A (en) * | 2012-11-30 | 2013-03-20 | 武汉理工大学 | Roasting process and equipment for preparing diatomite filter aid |
| CN103234191A (en) * | 2013-04-09 | 2013-08-07 | 无锡华光锅炉股份有限公司 | Coal economizer structure of refuse incineration boiler |
| CN203163543U (en) * | 2013-03-12 | 2013-08-28 | 湖北环宇化工机械有限公司 | Heat exchange device for granular materials |
| CN203349681U (en) * | 2013-05-29 | 2013-12-18 | 湖南长拓高科冶金有限公司 | High-temperature powder cooling and waste heat recovery device |
-
2013
- 2013-12-27 CN CN201310732842.1A patent/CN103712462B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6249989B1 (en) * | 1997-03-05 | 2001-06-26 | Kfx Inc. | Method and apparatus for heat transfer |
| CN200949997Y (en) * | 2006-08-09 | 2007-09-19 | 天津华能集团能源设备有限公司 | Inner finned pipe air cooler |
| CN102974168A (en) * | 2012-11-30 | 2013-03-20 | 武汉理工大学 | Roasting process and equipment for preparing diatomite filter aid |
| CN203163543U (en) * | 2013-03-12 | 2013-08-28 | 湖北环宇化工机械有限公司 | Heat exchange device for granular materials |
| CN103234191A (en) * | 2013-04-09 | 2013-08-07 | 无锡华光锅炉股份有限公司 | Coal economizer structure of refuse incineration boiler |
| CN203349681U (en) * | 2013-05-29 | 2013-12-18 | 湖南长拓高科冶金有限公司 | High-temperature powder cooling and waste heat recovery device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062902A (en) * | 2017-05-03 | 2017-08-18 | 南京凯盛国际工程有限公司 | A kind of calcination of minerals apparatus and method |
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| CN103712462B (en) | 2016-06-08 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force 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 invention: An indirect cooling equipment for fly ash limestone calcined alumina self powdered clinker Effective date of registration: 20230509 Granted publication date: 20160608 Pledgee: Ordos Bank Co.,Ltd. Qipanjing sub branch Pledgor: INNER MONGOLIA MENGXI ORDOS ALUMINUM CO.,LTD. Registration number: Y2023150000070 |
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Granted publication date: 20160608 Pledgee: Ordos Bank Co.,Ltd. Qipanjing sub branch Pledgor: INNER MONGOLIA MENGXI ORDOS ALUMINUM CO.,LTD. Registration number: Y2023150000070 |
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| PE01 | Entry into force 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 invention: An indirect cooling equipment for fly ash limestone calcined alumina self powdered clinker Granted publication date: 20160608 Pledgee: Ordos Bank Co.,Ltd. Qipanjing sub branch Pledgor: INNER MONGOLIA MENGXI ORDOS ALUMINUM CO.,LTD. Registration number: Y2024150000046 |