CN103710038B - Coal-moisture-control, separation and winnowing machine for composite fluidized bed and moisture-control process - Google Patents
Coal-moisture-control, separation and winnowing machine for composite fluidized bed and moisture-control process Download PDFInfo
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- CN103710038B CN103710038B CN201310717706.5A CN201310717706A CN103710038B CN 103710038 B CN103710038 B CN 103710038B CN 201310717706 A CN201310717706 A CN 201310717706A CN 103710038 B CN103710038 B CN 103710038B
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Abstract
The invention discloses a coal-moisture-control, separation and winnowing machine for a composite fluidized bed. The machine comprises a shell, wherein a thermal fluid air chamber, a fluid distributor, a separation bin, a winnowing air chamber, a large-particle material storage bin, a small-particle material storage bin and an exhaust gas discharging pipeline are arranged in the shell, the fluid distributor is obliquely arranged above the thermal fluid air chamber, the large-particle material storage bin is located below the thermal fluid air chamber, and the winnowing air chamber is arranged between the thermal fluid air chamber and the large-particle material storage bin; a sieve plate and steel plates are arranged in the separation bin, the small-particle material storage bin is formed between the sieve plate and the shell, the steel plates include separation steel plates and buffer steel plates, the separation steel plates are used for guiding fluidized large-particle materials to enter the large-particle material storage bin, and the buffer steel plates are used for preventing particle materials from being damaged. The coal-moisture-control, separation and winnowing machine is integrated with coal-moisture-control, separation and winnowing functions, can be used for separating the particle materials which are smaller than 3mm and do not needed to be smashed when carrying out humidity adjusting and drying on coking coal, can prevent secondary breaking, and meets process requirements.
Description
Technical field
The present invention is mainly concerned with the pretreated technical field of coke-oven plant's coking coal, particularly the damping of a kind of composite fluidize bed coal and minute, winnowing machine and adopt this damping and minute, winnowing machine prepares the humidifying technology of shove charge coal.
Background technology
Fluidized-bed damping machine is that coking coal is dried to the humidity control device that makes shove charge coal.Existing fluidized-bed damping machine scarcely have size classification minute, selection by winnowing function, or some fluidized-bed damping machine possesses sorting function, but separating effect is bad, and complex structure.
Summary of the invention
Based on above-mentioned technical problem, the invention provides the damping of a kind of composite fluidize bed coal and minute, winnowing machine, provide simultaneously a kind of adopt this damping and minute, winnowing machine prepares the humidifying technology of shove charge coal.
The technology used in the present invention solution is:
The damping of a kind of composite fluidize bed coal and minute, winnowing machine, comprise housing, in enclosure interior, be provided with hot-fluid air chamber, fluid distributor, sorting bin, selection by winnowing air chamber, large granular materials bunker, small particles material bunker and exhaust emission tube road, hot-fluid air chamber is positioned at housing one middle side part, hot-fluid air chamber is communicated with the first hot-fluid transport pipe, fluid distributor is inclined at the top of hot-fluid air chamber, the initial end of fluid distributor is high, end is low, in housing one side, be provided with opening for feed, opening for feed is positioned at directly over fluid distributor initial end, large granular materials bunker is positioned at hot-fluid air chamber below, selection by winnowing air chamber is arranged between hot-fluid air chamber and large granular materials bunker, selection by winnowing air chamber is communicated with the second hot-fluid transport pipe, sorting bin is positioned at housing opposite side middle part, in sorting bin, be provided with sieve plate and steel plate, sieve plate is obliquely installed, vergence direction is contrary with fluid distributor, between sieve plate below and housing, form small particles material bunker, described steel plate comprises guiding the large granular materials after fluidisation to enter the sorting steel plate and the buffering steel plate that prevents granule materials damage sieve plate of large granular materials bunker, and exhaust emission tube road is arranged on sorting bin top.
Preferably, described sorting steel plate comprises the first sorting steel plate and the second sorting steel plate, and the first sorting steel plate is positioned at fluid distributor top, and its one end is connected with housing, the other end and fluid distributor form reducing, and the second sorting steel plate is over against reducing and carry over the setting of sieve plate vergence direction; Described buffering steel plate comprises the first buffering steel plate and the second buffering steel plate, and the first buffering steel plate and the second buffering steel plate all carry over the setting of sieve plate vergence direction, and the first buffering steel plate and second cushions between steel plate by the second sorting steel plate transition.
Preferably, described sorting steel plate, buffering steel plate, sieve plate are fixed by fixed beam, and sorting steel plate and buffering steel plate are selected the wear-resisting steel plate that wear resistance is good.
Preferably, described sieve plate arranges multilayer, and minimum sieve plate perforate aperture is 3mm.So-called minimum sieve plate is the sieve plate of perforate aperture minimum, and on every layer of sieve plate, perforate aperture is different, and is positioned at the perforate aperture minimum of orlop sieve plate, is made as 3mm.
Preferably, be provided with raw material bunker above opening for feed, the material in raw material bunker is delivered to opening for feed place through star-shaped feeding machine and spiral open slot feeding machine.
Preferably, between sorting bin and exhaust emission tube road, be provided with depositing dust dividing plate, on housing, be provided with explosionproof hole, maintenance population and porthole.
A kind of humidifying technology of preparing coking shove charge coal, comprise the following steps: choose coking coal raw material, by it after coal-blending device is adjusted proportioning, be delivered to the damping of above-mentioned composite fluidize bed coal and divide, the raw material bunker of winnowing machine, by star-shaped feeding machine, spiral open slot feeding machine is delivered to fluid distributor upper cavity, the flue gases of cock oven entering with bottom hot-fluid air chamber carries out direct heat exchange, dried large granular materials guides to large granular materials bunker through sorting steel plate, large granular materials is before entering macrobead bunker, on it, be mingled with the small particles material that carries by the powerful selection by winnowing of selection by winnowing hot gas flow, reclassification small-particle blows away through sieve plate and filters and enter small particles material bunker, after collision, large granular materials enters large granular materials bunker again, large granular materials in large granular materials bunker is delivered to pulverizer through worm conveyor and pulverizes, the small particles material of exporting in small particles material after pulverizing and small particles material bunker is delivered in the lump in coke-oven coal tower and is produced for coking, discharge through exhaust emission tube road with the low-temperature flue gas after coal charge heat exchange, and carry out dust arrestment enter sack cleaner under the effect of blower fan in, the dust trapping is delivered coal tower for coking by coke oven production through humidification moulding or after mixing with coke tar refuse, flue gas after purification is through smoke stack emission.
Useful technique effect of the present invention is:
(1) damping of the present invention design, minute, winnowing machine coking coal is carried out damping dry in, can sub-elect and not need the following small particles material of 3mm pulverized, prevent that twice fragmentation from meeting processing requirement; The present invention integrate damping, minute, selection by winnowing function, sorting is stable, Unpowered energy-saving consumption reduction, saves production cost; And simple and reasonable, handled easily, is convenient to marketing;
(2) heat exchanger effectiveness of the present invention is high, has improved coke oven throughput and has improved coke quality; Reduce dry rear coal charge moisture, reduced sewage load, energy-saving and emission-reduction;
(3) technique that the present invention prepares shove charge coal reduced dry after coal charge moisture, improved the bulk density of shove charge coal, the proportioning guaranteeing can reduce under the condition that coke quality is constant high-quality caking coal, has expanded coking coal source, has reduced production cost.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and embodiment, the invention will be further described:
Fig. 1 is main apparent direction figure of the present invention;
Fig. 2 is left apparent direction figure of the present invention;
Fig. 3 is internal structure schematic diagram of the present invention.
In figure: 101-raw material bunker, 102-star-shaped feeding machine, 103-spiral open slot feeding machine, 104-motor, 105-motor, 106-explosionproof hole, 107-the first hot-fluid transport pipe, 108-the first hot-fluid transport pipe flange dish, 109-the second hot-fluid transport pipe, 1010-the second hot-fluid transport pipe flange dish, 2-housing, 201-large granular materials bunker, 202-macrobead worm conveyor, 203-small particles material bunker, 204-small particles material worm conveyor, 205-motor, 206-sieve plate, 207-the first buffering steel plate, 208-the second buffering steel plate, 209-fixed beam, 2010-the first sorting steel plate, 2011-the second sorting steel plate, 2012-depositing dust dividing plate, 2013-hot-fluid air chamber, 2014-fluid distributor, 2015-sorting bin, 2016-exhaust emission tube road, 2017-exhaust emission tube pipeline joint ring flange, 2018-opening for feed, 2019-reducing, 2020-selection by winnowing dividing plate, 2021-selection by winnowing air chamber, 301-overhauls population, 302-porthole.
Embodiment
By reference to the accompanying drawings, the damping of a kind of composite fluidize bed coal and minute, winnowing machine, comprise housing 2, in housing 2 inside, be provided with hot-fluid air chamber 2013, fluid distributor 2014, sorting bin 2015, selection by winnowing air chamber 2021, large granular materials bunker 201, small particles material bunker 203 and exhaust emission tube road 2016.Hot-fluid air chamber 2013 is positioned at housing 2 right side central, and on housing 2, the position of corresponding hot-fluid air chamber 2013 is provided with the first hot-fluid transport pipe 107 that is communicated with hot-fluid air chamber 2013.Fluid distributor 2014 is inclined at the top of hot-fluid air chamber 2013, and fluid distributor 2014 is plane plate structure, is provided with perforate on it, and the initial end of fluid distributor is high, end is low.On housing 2, be provided with opening for feed 2018, opening for feed 2018 is positioned at directly over fluid distributor 2014 initial end, above opening for feed 2018, be provided with raw material bunker 101, the material in raw material bunker 101 is delivered to opening for feed 2018 through star-shaped feeding machine 102 and spiral open slot feeding machine 103.Large granular materials bunker 201 is positioned at hot-fluid air chamber 2013 belows.Selection by winnowing dividing plate 2020 is arranged between hot-fluid air chamber 2013 and large granular materials bunker 201, between selection by winnowing dividing plate 2020 and the bottom enclosure of hot-fluid air chamber 2013, forms selection by winnowing air chamber 2021.Selection by winnowing air chamber 2021 is communicated with the second hot-fluid transport pipe 109.Sorting bin 2015 is positioned at housing 2 left side central portion, is provided with sieve plate 206 and steel plate in sorting bin 2015.Sieve plate 206 is obliquely installed, and vergence direction is contrary with fluid distributor 2014, between sieve plate 206 belows and housing 2, forms small particles material bunker 203, and sieve plate 206 arranges two-layer, and minimum sieve plate perforate aperture is 3mm.Steel plate comprises sorting steel plate and buffering steel plate, sorting steel plate comprises the first sorting steel plate 2010 and the second sorting steel plate 2011, the first sorting steel plate 2010 is positioned at fluid distributor 2014 tops, its one end is connected with housing 2, the other end and fluid distributor 2014 form reducing 2019, the second sorting steel plates 2011 over against reducing 2019 and carry over sieve plate 206 vergence direction settings.The first sorting steel plate 2010 and the second sorting steel plate 2011 are in order to guide the large granular materials after fluidisation to enter large granular materials bunker 201.Buffering steel plate comprises the first buffering steel plate 207 and the second buffering steel plate 208; the first buffering steel plate 207 and the second buffering steel plate 208 all carry over sieve plate 206 vergence direction settings; between the first buffering steel plate 207 and the second buffering steel plate 208, pass through the second sorting steel plate 2011 transition; the first buffering steel plate 207, the second buffering steel plate 208 and the second sorting steel plate 2011 all play the effect of protection sieve plate 206, prevent granule materials damage sieve plate 206.Exhaust emission tube road 2016 is arranged on sorting bin 2015 tops.
Further, above-mentioned buffering steel plate and sieve plate are all fixing by fixed beam 209, and sorting steel plate and buffering steel plate are selected the wear-resisting steel plate that wear resistance is good.Between sorting bin 2015 and exhaust emission tube road 2016, be provided with depositing dust dividing plate 2012.On housing 2, be provided with explosionproof hole 106, meet and fire the requirement that instantaneous pressure discharges.On housing 2, be also provided with maintenance population 301 and porthole 302, convenient observation overhauled.
Below to adopt above-mentioned damping and minute, the winnowing machine humidifying technology of preparing shove charge coal describes:
Choose coking coal raw material, by it after coal-blending device is adjusted proportioning, be delivered to the damping of above-mentioned composite fluidize bed coal and minute, the raw material bunker 101 of winnowing machine, by star-shaped feeding machine 102, spiral open slot feeding machine 103, be delivered to opening for feed 2018, enter fluid distributor 2014 upper cavity, the flue gases of cock oven entering with bottom hot-fluid air chamber 2013 carries out direct heat exchange.Dried large granular materials guides to large granular materials bunker 201 through sorting steel plate, large granular materials is before entering macrobead bunker 201, on it, be mingled with the powerful selection by winnowing of selection by winnowing hot gas flow that the small particles material that carries is blown out in selection by winnowing air chamber 2021, reclassification small-particle blows away through sieve plate 206 and filters and enter 3 millimeters of small particles material bunkers 203, and after macrobead collision, large granular materials enters macrobead bunker again.Large granular materials in large granular materials bunker is delivered to pulverizer through worm conveyor and pulverizes, and in the small particles material after pulverizing and small particles material bunker, through the small particles material of small-particle worm conveyor 204 outputs, delivers in the lump in coke-oven coal tower and produces for coking.With low-temperature flue gas 2016 discharges through exhaust emission tube road after coal charge heat exchange, and carry out dust arrestment enter sack cleaner under the effect of blower fan in, the dust trapping is delivered coal tower for coking by coke oven production through humidification moulding or after mixing with coke tar refuse, the flue gas after purification is through smoke stack emission.
The present invention adopt the damping of composite fluidize bed coal and minute, wind election process, before coal blending is pulverized, carry out that coal damping is dry, sorting, prevent that 3 millimeters of following coals from crossing pulverizing, affect subsequent production technique.The damping of a composite fluidize bed coal and minute, winnowing machine collect damping and minute, selection by winnowing function completes two indexs in a physical efficiency simultaneously.
The part of not addressing in aforesaid way is taked or is used for reference prior art and can realize.
It should be noted that, under the instruction of this specification sheets, any equivalents that those skilled in the art have done, or obvious variant, all should be within protection scope of the present invention.
Claims (4)
- Composite fluidize bed coal damping and minute, winnowing machine, it is characterized in that: comprise housing, in enclosure interior, be provided with hot-fluid air chamber, fluid distributor, sorting bin, selection by winnowing air chamber, large granular materials bunker, small particles material bunker and exhaust emission tube road, hot-fluid air chamber is positioned at housing one middle side part, hot-fluid air chamber is communicated with the first hot-fluid transport pipe, fluid distributor is inclined at the top of hot-fluid air chamber, the initial end of fluid distributor is high, end is low, in housing one side, be provided with opening for feed, opening for feed is positioned at directly over fluid distributor initial end, large granular materials bunker is positioned at hot-fluid air chamber below, selection by winnowing air chamber is arranged between hot-fluid air chamber and large granular materials bunker, selection by winnowing air chamber is communicated with the second hot-fluid transport pipe, sorting bin is positioned at housing opposite side middle part, in sorting bin, be provided with sieve plate and steel plate, sieve plate is obliquely installed, vergence direction is contrary with fluid distributor, between sieve plate below and housing, form small particles material bunker, described steel plate comprises guiding the large granular materials after fluidisation to enter the sorting steel plate and the buffering steel plate that prevents granule materials damage sieve plate of large granular materials bunker, and exhaust emission tube road is arranged on sorting bin top,Described sorting steel plate comprises the first sorting steel plate and the second sorting steel plate, the first sorting steel plate is positioned at fluid distributor top, its one end is connected with housing, and the other end and fluid distributor form reducing, and the second sorting steel plate is over against reducing and carry over the setting of sieve plate vergence direction; Described buffering steel plate comprises the first buffering steel plate and the second buffering steel plate, and the first buffering steel plate and the second buffering steel plate all carry over the setting of sieve plate vergence direction, and the first buffering steel plate and second cushions between steel plate by the second sorting steel plate transition;Above opening for feed, be provided with raw material bunker, the material in raw material bunker is delivered to opening for feed place through star-shaped feeding machine and spiral open slot feeding machine.
- A kind of composite fluidize bed coal according to claim 1 damping and minute, winnowing machine, it is characterized in that: described sorting steel plate, buffering steel plate, sieve plate are fixed by fixed beam, sorting steel plate and buffering steel plate are selected the wear-resisting steel plate that wear resistance is good.
- A kind of composite fluidize bed coal according to claim 1 damping and minute, winnowing machine, it is characterized in that: described sieve plate arranges multilayer, minimum sieve plate perforate aperture is 3mm.
- A kind of composite fluidize bed coal according to claim 1 damping and minute, winnowing machine, it is characterized in that: between sorting bin and exhaust emission tube road, be provided with depositing dust dividing plate, on housing, be provided with explosionproof hole, overhaul population and porthole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310717706.5A CN103710038B (en) | 2013-12-23 | 2013-12-23 | Coal-moisture-control, separation and winnowing machine for composite fluidized bed and moisture-control process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310717706.5A CN103710038B (en) | 2013-12-23 | 2013-12-23 | Coal-moisture-control, separation and winnowing machine for composite fluidized bed and moisture-control process |
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| CN103710038A CN103710038A (en) | 2014-04-09 |
| CN103710038B true CN103710038B (en) | 2014-12-03 |
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| CN201310717706.5A Expired - Fee Related CN103710038B (en) | 2013-12-23 | 2013-12-23 | Coal-moisture-control, separation and winnowing machine for composite fluidized bed and moisture-control process |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104673343B (en) * | 2015-02-16 | 2017-05-31 | 柳州钢铁股份有限公司 | Enter classification grinding, humidifying technology that the choosing of stove coking coal machine is combined with selection by winnowing |
| CN104722472A (en) * | 2015-03-12 | 2015-06-24 | 马琳 | Coal classifying screen |
| CN107161704B (en) * | 2017-06-20 | 2019-03-26 | 安徽省阜阳市速发机械有限责任公司 | A kind of cleaning type grain absorber |
| CN109675804B (en) * | 2018-12-25 | 2023-11-10 | 湘潭鑫达新材料科技有限公司 | Winnowing device for steel slag sand production |
| CN109663447B (en) * | 2019-02-21 | 2024-03-08 | 唐山神州机械集团有限公司 | Underground dry separation system and method based on circulating air flow |
| CN110642013B (en) * | 2019-09-26 | 2021-01-12 | 界首市云飞粮机有限公司 | Grain production is with centrifugation grain machine of throwing |
| CN111097693A (en) * | 2019-12-27 | 2020-05-05 | 河南理工大学 | Continuous drying and sorting integrated equipment and method for wet fine coal |
| CN111905855B (en) * | 2020-07-15 | 2021-08-31 | 张跃铮 | Coal body dust fall sorting unit that colliery was used |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2996963B1 (en) * | 1998-10-27 | 2000-01-11 | 川崎重工業株式会社 | Fluidized bed drying / classifying equipment |
| CN201367416Y (en) * | 2009-03-12 | 2009-12-23 | 中钢集团鞍山热能研究院有限公司 | Fluidized bed type air separation humidifier |
| CN201501840U (en) * | 2009-09-02 | 2010-06-09 | 袁长胜 | Moisture-control grading bed |
| CN101708493B (en) * | 2009-12-29 | 2013-04-03 | 长沙通发高新技术开发有限公司 | Full-boiling cyclone fluidized bed air separating damping machine and new air separating damping technology |
| CN102295945B (en) * | 2011-08-08 | 2013-06-26 | 刘永言 | Humidity conditioning device for coking coal |
| CN203683469U (en) * | 2013-12-23 | 2014-07-02 | 青岛利物浦环保科技有限公司 | Coal moisture controlling and sorting/winnowing machine for composite fluidized bed |
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Effective date of registration: 20161208 Address after: 266555 Shandong economic and Technological Development Zone, the Yellow River West Road, room 689, No. 368, room Patentee after: Qingdao Xiang Ming Investment Company Limited Address before: 266421 Shandong Province, Qingdao city Huangdao District Lingang Economic Development Zone Port ten Road No. 777 Patentee before: Qingdao Lifepower Environment Protection Technology Co., Ltd. |
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