CN101891405A - Active lime production plant - Google Patents
Active lime production plant Download PDFInfo
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- CN101891405A CN101891405A CN 201010232611 CN201010232611A CN101891405A CN 101891405 A CN101891405 A CN 101891405A CN 201010232611 CN201010232611 CN 201010232611 CN 201010232611 A CN201010232611 A CN 201010232611A CN 101891405 A CN101891405 A CN 101891405A
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Abstract
The invention relates to an active lime production plant for rotary kilns, which comprises a coal powder preparation part, a limestone preheating and calcining part, a finished product screening, storage and transportation part and a dust removal part, wherein a quantitative coal feeder in the coal powder preparation part is communicated with a high-efficiency high-fineness ball mill through a hot blast heater; the high-efficiency high-fineness ball mill is communicated with a coal-milling dynamic powder selector; the coal-milling dynamic powder selector is communicated with a powder collector; a coal powder bin is arranged below the powder collector; a powder screening machine and a limestone powder bin in the limestone preheating and calcining part are communicated with a rotary kiln; and the finished product screening, storage and transportation part is provided with a finished product powder bin and a finished product block bin. The invention can use high-quality soft coal, blind coal, low-quality soft coal, the mixture thereof or any other low volatile coal as the calcining fuel.
Description
Technical field
The present invention relates to a kind of active lime production plant of rotary kiln.
Background technology
At present, the fuel that adopted of rotary kiln active lime producing process is Chinese northern high-quality bituminous coal, blast furnace gas, coal gas of converter, coke-oven gas or combination wherein.In southern area of China, hard coal and soft coal aboundresources, but its combustibility is very poor, and high-quality bituminous coal must transport from the north, makes that rotary kiln active lime producing process production cost is difficult to reduce.
Summary of the invention
In order to overcome the shortcoming of prior art, the invention provides a kind of active lime production plant, it can use low-volatile coals such as high-quality bituminous coal, hard coal, soft coal or its mixing coal as calcinating fuel.
The present invention solves the technical scheme that its technical problem takes: it comprises:
The pulverized coal preparation part: the bottom of advancing coal bunker is by shake feeding inlet with lift of electricity, there is run coal bin the below of lift discharge port, the discharge port of run coal bin has quantitative feeder, quantitatively feeder is by the feeding inlet of hotblast stove with efficient high thin ball mill, the discharge port of efficient high thin ball mill communicates with dynamic coal milling powder-selecting machine, the dynamic coal milling powder-selecting machine meal outlet communicates with powder collector, there is Pulverized Coal Bin the discharge port below of powder collector, there are coal powder metering device and roots blower in the below of Pulverized Coal Bin, and roots blower communicates with the burner of the rotary kiln of Wingdale regenerator section;
The Wingdale preheating and calcining part: belt is arranged at the bottom of Wingdale feeding warehouse, there is powder shifter the discharge port below of belt, the below of powder shifter has limestone powder feed bin and belt respectively, there is Wingdale preheating storehouse the below of the discharge port of belt, the bottom in Wingdale preheating storehouse and the feeding inlet of rotary kiln are fixed with shaft cooler under the discharge port of rotary kiln;
Finished product screening storage and transportation part: finished product chain trigger is below described shaft cooler, there is finished product bucket lift the below of finished product chain trigger, there is finished belt the below of finished product bucket lift discharge port, there is vibratory screening apparatus the below of finished belt discharge end, the fines outlet below of vibratory screening apparatus has crusher and finished powder storehouse successively, the coarse fodder outlet below of vibratory screening apparatus has finished product block conveyor and reversible conveyor successively, and there is the finished product block storehouse below at reversible conveyor two ends;
Dust removal part: comprise Wingdale material loading cleaning apparatus, Wingdale preheating and calcining part cleaning apparatus, finished product charging cleaning apparatus and finished product discharging cleaning apparatus.The fly-ash separator of described Wingdale material loading cleaning apparatus stretches to the charging and discharging mouth of Wingdale feeding warehouse, the charging and discharging mouth of powder shifter and the meal outlet of limestone powder feed bin respectively by pipeline.Fly-ash separator one end of described Wingdale preheating and calcining part cleaning apparatus stretches to the opening for feed and the smoke outlet in Wingdale preheating storehouse by pipeline, and the other end communicates with chimney by pipeline, blower fan.The fly-ash separator of described finished product charging cleaning apparatus stretches to the opening for feed in finished product bucket lift discharge port, finished belt discharge end, finished powder storehouse and the opening for feed in finished product block storehouse respectively by pipeline.The fly-ash separator of described finished product discharging cleaning apparatus stretches to shaft cooler and the finished powder storehouse of finished product screening storage and transportation part and the discharge port in finished product block storehouse of Wingdale preheating and calcining part respectively by pipeline.
The present invention can use low-volatile coals such as high-quality bituminous coal, hard coal, soft coal or its mixing coal as calcinating fuel.Coal dust preparation system adopts efficient high thin wind to sweep the supporting dynamic powder separating machine grinding hard coal that is complementary of ball mill and soft coal or its mixing coal, acquisition meets the high fineness coal dust that calcining requires, select custom-designed burner for use, and take a rational secondary air flow, strengthen the coal dust firing ability, obtain qualified flame and calcining temperature, finish the limestone calcination process.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Accompanying drawing is a synoptic diagram of the present invention.
Embodiment
As shown in drawings, the present invention includes pulverized coal preparation part 18, Wingdale preheating and calcining part 4, finished product screening storage and transportation part 45 and dust removal part.
The structure of described pulverized coal preparation part 18 is: the bottom of advancing coal bunker 21 by electricity shake 22 with the feeding inlet of lift 20, there is run coal bin 19 below of lift 20 discharge ports, the discharge port of run coal bin 19 has quantitative feeder, quantitatively feeder is by the feeding inlet of hotblast stove 43 with efficient high thin ball mill 44, the discharge port of efficient high thin ball mill 44 communicates with dynamic coal milling powder-selecting machine 17, dynamic coal milling powder-selecting machine 17 meal outlets communicate with powder collector 16, there is Pulverized Coal Bin 15 the discharge port below of powder collector 16, there are coal powder metering device 42 and roots blower 41 in the below of Pulverized Coal Bin 15, and roots blower 41 communicates with the burner of the rotary kiln 25 of Wingdale regenerator section.
The structure of described Wingdale preheating and calcining part 4 is: belt 11 is arranged at the bottom of Wingdale feeding warehouse 13, there is powder shifter 8 the discharge port below of belt 11, the below of powder shifter 8 has limestone powder feed bin 7 and belt 6 respectively, there is Wingdale preheating storehouse 5 below of the discharge port of belt 6, the bottom in Wingdale preheating storehouse 5 and the feeding inlet of rotary kiln 25 are fixed with shaft cooler 24 under the discharge port of rotary kiln 25.
The structure of described finished product screening storage and transportation part 45 is: finished product chain trigger 26 is below described shaft cooler 24, there is finished product bucket lift 29 below of finished product chain trigger 26, there is finished belt 28 below of finished product bucket lift 29 discharge ports, there is vibratory screening apparatus 46 below of finished belt 28 discharge ends, the fines outlet below of vibratory screening apparatus 46 has crusher 47 and finished powder storehouse 34 successively, the coarse fodder outlet below of vibratory screening apparatus 46 has finished product block conveyor 37 and reversible conveyor 36 successively, and there is finished product block storehouse 35 below at reversible conveyor 36 two ends.
Described dust removal part comprises Wingdale material loading cleaning apparatus 12, Wingdale preheating and calcining part cleaning apparatus 2, finished product charging cleaning apparatus 45 and finished product discharging cleaning apparatus 33.The fly-ash separator 9 of described Wingdale material loading cleaning apparatus 12 stretches to the charging and discharging mouth of Wingdale feeding warehouse 13, the charging and discharging mouth of powder shifter 8 and the meal outlet of limestone powder feed bin 7 respectively by pipeline 10.Fly-ash separator 3 one ends of described Wingdale preheating and calcining part cleaning apparatus 2 stretch to the opening for feed and the smoke outlet in Wingdale preheating storehouse 5 by pipeline, and the other end communicates with chimney 1 by pipeline, blower fan.The fly-ash separator 39 of described finished product charging cleaning apparatus 38 stretches to the opening for feed in finished product bucket lift 29 discharge ports, finished belt 28 discharge ends, finished powder storehouse 34 and the opening for feed in finished product block storehouse 35 respectively by pipeline 40.The fly-ash separator 31 of described finished product discharging cleaning apparatus 33 stretches to shaft cooler 24 and the finished powder storehouse 34 of finished product screening storage and transportation part 45 and the discharge port in finished product block storehouse 35 of Wingdale preheating and calcining part 4 respectively by pipeline 30,32.
Claims (1)
1. active lime production plant, it is characterized in that: it comprises:
Pulverized coal preparation part (18): the bottom of advancing coal bunker (21) is by the shake feeding inlet of (22) and lift (20) of electricity, there is run coal bin (19) below of lift (20) discharge port, the discharge port of run coal bin (19) has quantitative feeder, quantitatively feeder is by the feeding inlet of hotblast stove (43) with efficient high thin ball mill (44), the discharge port of efficient high thin ball mill (44) communicates with dynamic coal milling powder-selecting machine (17), dynamic coal milling powder-selecting machine (17) meal outlet communicates with powder collector (16), there is Pulverized Coal Bin (15) the discharge port below of powder collector (16), there are coal powder metering device (42) and roots blower (41) in the below of Pulverized Coal Bin (15), and roots blower (41) communicates with the burner of the rotary kiln (25) of Wingdale regenerator section;
Wingdale preheating and calcining part (4): belt (11) is arranged at the bottom of Wingdale feeding warehouse (13), there is powder shifter (8) the discharge port below of belt (11), the below of powder shifter (8) has limestone powder feed bin (7) and belt (6) respectively, there is Wingdale preheating storehouse (5) below of the discharge port of belt (6), the feeding inlet of the bottom in Wingdale preheating storehouse (5) and rotary kiln (25) is fixed with shaft cooler (24) under the discharge port of rotary kiln (25);
Finished product screening storage and transportation part (45): finished product chain trigger (26) is in the below of described shaft cooler (24), there is finished product bucket lift (29) below of finished product chain trigger (26), there is finished belt (28) below of finished product bucket lift (29) discharge port, there is vibratory screening apparatus (46) below of finished belt (28) discharge end, the fines outlet below of vibratory screening apparatus (46) has crusher (47) and finished powder storehouse (34) successively, the coarse fodder outlet below of vibratory screening apparatus (46) has finished product block conveyor (37) and reversible conveyor (36) successively, and there is finished product block storehouse (35) below at reversible conveyor (36) two ends;
Dust removal part: comprise Wingdale material loading cleaning apparatus (12), Wingdale preheating and calcining part cleaning apparatus (2), finished product charging cleaning apparatus (45) and finished product discharging cleaning apparatus (33), the fly-ash separator (9) of described Wingdale material loading cleaning apparatus (12) stretches to advancing of Wingdale feeding warehouse (13) respectively by pipeline (10), discharge port, advancing of powder shifter (8), the meal outlet of discharge port and limestone powder feed bin (7), fly-ash separator (3) one ends of described Wingdale preheating and calcining part cleaning apparatus (2) stretch to the opening for feed and the smoke outlet in Wingdale preheating storehouse (5) by pipeline, the other end passes through pipeline, blower fan communicates with chimney (1), the fly-ash separator (39) of described finished product charging cleaning apparatus (38) stretches to finished product bucket lift (29) discharge port respectively by pipeline (40), finished belt (28) discharge end, the opening for feed of the opening for feed in finished powder storehouse (34) and finished product block storehouse (35), the fly-ash separator (31) of described finished product discharging cleaning apparatus (33) is by pipeline (30), (32) shaft cooler (24) and the finished product that stretches to Wingdale preheating and calcining part (4) respectively sieves the finished powder storehouse (34) of storage and transportation part (45) and the discharge port of finished product block storehouse (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010232611 CN101891405B (en) | 2010-07-10 | 2010-07-10 | Active lime production plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010232611 CN101891405B (en) | 2010-07-10 | 2010-07-10 | Active lime production plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101891405A true CN101891405A (en) | 2010-11-24 |
| CN101891405B CN101891405B (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010232611 Expired - Fee Related CN101891405B (en) | 2010-07-10 | 2010-07-10 | Active lime production plant |
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| Country | Link |
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| CN (1) | CN101891405B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183142A (en) * | 2010-12-31 | 2011-09-14 | 周生献 | Semi-heat accumulating type rotating bed equipment and process for producing large-size high-activity lime |
| CN103787598A (en) * | 2014-01-15 | 2014-05-14 | 沾益县鹏达农业开发有限责任公司 | Quick lime conveying system |
| CN103896501A (en) * | 2013-12-30 | 2014-07-02 | 辽宁劲达华杰工程技术有限公司 | Kiln tail ventilation system and kiln tail ventilation process of lime production line |
| CN106186738A (en) * | 2016-08-31 | 2016-12-07 | 陈江 | A kind of environment-friendly and energy-efficient lime rotary kiln device |
| CN107686252A (en) * | 2017-10-12 | 2018-02-13 | 贺州学院 | Marble slurry and its powder prepare the equipment and lime production system of lime |
| CN109708465A (en) * | 2019-02-22 | 2019-05-03 | 中信重工机械股份有限公司 | A kind of limekiln kiln hood dust collecting process |
| CN110526598A (en) * | 2019-09-30 | 2019-12-03 | 江苏实亚新材料科技有限公司 | A kind of active lime calcination system and technique |
| CN113173717A (en) * | 2021-05-20 | 2021-07-27 | 江西福得利碳酸钙业有限责任公司 | Calcium oxide production process and preparation device thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2240525Y (en) * | 1995-11-21 | 1996-11-20 | 冯国志 | External combusion type active lime kiln |
| CN1648092A (en) * | 2004-12-09 | 2005-08-03 | 黄官禹 | Lime calcining rotary furnace |
| CN1673149A (en) * | 2005-03-04 | 2005-09-28 | 姬保利 | Active lime producing process |
| CN201809291U (en) * | 2010-07-10 | 2011-04-27 | 新兴河北工程技术有限公司 | Active lime production device |
-
2010
- 2010-07-10 CN CN 201010232611 patent/CN101891405B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2240525Y (en) * | 1995-11-21 | 1996-11-20 | 冯国志 | External combusion type active lime kiln |
| CN1648092A (en) * | 2004-12-09 | 2005-08-03 | 黄官禹 | Lime calcining rotary furnace |
| CN1673149A (en) * | 2005-03-04 | 2005-09-28 | 姬保利 | Active lime producing process |
| CN201809291U (en) * | 2010-07-10 | 2011-04-27 | 新兴河北工程技术有限公司 | Active lime production device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102183142A (en) * | 2010-12-31 | 2011-09-14 | 周生献 | Semi-heat accumulating type rotating bed equipment and process for producing large-size high-activity lime |
| CN103896501A (en) * | 2013-12-30 | 2014-07-02 | 辽宁劲达华杰工程技术有限公司 | Kiln tail ventilation system and kiln tail ventilation process of lime production line |
| CN103896501B (en) * | 2013-12-30 | 2016-03-16 | 辽宁劲达华杰工程技术有限公司 | A kind of lime production line kiln tail ventilation system and kiln tail ventilation technics |
| CN103787598A (en) * | 2014-01-15 | 2014-05-14 | 沾益县鹏达农业开发有限责任公司 | Quick lime conveying system |
| CN106186738A (en) * | 2016-08-31 | 2016-12-07 | 陈江 | A kind of environment-friendly and energy-efficient lime rotary kiln device |
| CN107686252A (en) * | 2017-10-12 | 2018-02-13 | 贺州学院 | Marble slurry and its powder prepare the equipment and lime production system of lime |
| CN109708465A (en) * | 2019-02-22 | 2019-05-03 | 中信重工机械股份有限公司 | A kind of limekiln kiln hood dust collecting process |
| CN109708465B (en) * | 2019-02-22 | 2023-12-15 | 中信重工机械股份有限公司 | Kiln head dust removal process of lime kiln |
| CN110526598A (en) * | 2019-09-30 | 2019-12-03 | 江苏实亚新材料科技有限公司 | A kind of active lime calcination system and technique |
| CN113173717A (en) * | 2021-05-20 | 2021-07-27 | 江西福得利碳酸钙业有限责任公司 | Calcium oxide production process and preparation device thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101891405B (en) | 2012-10-03 |
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