CN103743198B - There is circulating fluidised bed apparatus that is dry and crushing function - Google Patents
There is circulating fluidised bed apparatus that is dry and crushing function Download PDFInfo
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- CN103743198B CN103743198B CN201310749067.0A CN201310749067A CN103743198B CN 103743198 B CN103743198 B CN 103743198B CN 201310749067 A CN201310749067 A CN 201310749067A CN 103743198 B CN103743198 B CN 103743198B
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- 239000004744 fabric Substances 0.000 claims description 39
- 230000000740 bleeding effect Effects 0.000 claims description 13
- 238000007664 blowing Methods 0.000 claims description 11
- 239000000428 dust Substances 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 31
- 238000001035 drying Methods 0.000 abstract description 12
- 238000005243 fluidization Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Disintegrating Or Milling (AREA)
Abstract
The invention discloses a kind of circulating fluidised bed apparatus with drying and crushing function, this equipment is by blower fan (1), circulation line I (2), deduster (4), control valve (5), air inlet threeway (6), circulation line II (7) forms circulation canal, under the airflow function that blower fan (1) produces, material in circulation canal fluidisation and high-speed circulating flowing, in flow at high speed process, exchange of moisture is carried out fast between material and air-flow, the air-flow separated with deduster (4) after moisture in material is vaporized is discharged, simultaneously, material is at blower fan (1) blade, pulverized under the effect of tube wall and mutually shock, realize dry and crushing function.
Description
Technical field
The present invention relates to a kind of pneumatic conveying drying and Jet Mill of powder material.
Background technology
The operation principle of existing airslide disintegrating mill is, compressed air spurts into the crushing chamber being preinstalled with material by nozzle at high speeds, at the joint place material of multiply high pressure draught by impact several times, friction, shearing and pulverizing, material after pulverizing moves to grading plant with ascending air under blower fan draft effect, make thickness feed separation, the fine grained meeting granularity requirements enters gathering-device by grading plant and collects, and coarse granule drops to disintegrating area to be continued to pulverize.Existing airslide disintegrating mill can not carry out the drying of material, and the moisture content of material on crush efficiency impact greatly, also there is device structure complexity, needs to consume the deficiencies such as a large amount of compressed air.
Patent of invention ZL2010101628876 has set forth a kind of drying equipment of powder material, this drying equipment comprises for material formation fluidisation state and carries out dry fluid bed main body, for expecting the sieve plate net cage that gas is separated, make the circulatory system of fluidisation state Matter Transfer and for removing the blowback system etc. being deposited in blocking screen expanded metals material on screen deck net, this equipment has the following disadvantages: one is that in fluid bed main cavity, air velocity is not high, and the material that moisture content is high and tough material are difficult to effectively form fluidisation state at this; Two is that sieve plate net cage dead angle place easily deposits material; Three is adopt sieve plate net cage to be separated wet gas current, and by the restriction of screen area, the moisture velocity of discharge is slow.Above-mentioned deficiency result in goods fluid out of order, and circulate bad, drying machine yields poorly, the high material of processing water content and tough material also very difficult.
Existing equipment can not carry out air-flow crushing and pneumatic conveying drying operation simultaneously.
Summary of the invention
It is simple that technical problem to be solved by this invention is to provide a kind of structure, and circulate, output is high, has circulating fluidised bed apparatus that is dry and crushing function.
Technical scheme of the present invention is: have circulating fluidised bed apparatus that is dry and crushing function, comprise blower fan, circulation line I, deduster, control valve, air inlet threeway, circulation line II, said modules presses fan outlet, circulation line I, deduster air inlet pipe, remover ash discharge dust pipe, control valve, air inlet threeway, circulation line II, the sequential communication of fan inlet becomes circulation canal, circulation line I there is discharge gate, discharge gate is provided with blow-off valve, air inlet threeway also has a port to be air inlet, air inlet is provided with intake valve, circulation line II there is charge door, charge door is provided with charging valve, the moisture that deduster produces for separating of dry materials, control valve makes it keep barotropic state for regulating the internal pressure of deduster, and charging valve is used for reinforced, and intake valve is used for air inlet.
The circulating fluidised bed apparatus with drying and crushing function of the present invention is work like this: open intake valve, start blower fan, pass through the continuous access arrangement of intake valve and high-speed circulating flowing in circulation canal in the effect downstream of blower fan, portion gas is separated by deduster and is discharged through deduster exhaust outlet; Open charging valve to feed in raw material, material under the effect of high velocity air, form fluidisation state and in circulating line flow at high speed, swiftly flowing fluidisation state height of materials dispersion in the gas flow, heat and exchange of moisture is carried out fast between material and air-flow, the air-flow separated with deduster after moisture in material is vaporized is discharged, and meanwhile, material is pulverized under fan blade, tube wall and mutual effect of clashing into, after operation completes, open blow-off valve discharge.
Blower fan is power source of the present invention, in order to improve power, and more than one blower fan that described blower fan is connected again.
In order to improve the moisture velocity of discharge, more than one deduster that described deduster is connected again.
Deduster preferred pulse sack cleaner, pulse bag type dust collector in embodiment comprises housing, air inlet pipe, ash releasing tube, cloth bag and back-blowing device, housing is tube structure, shell one end is provided with air inlet pipe, and the other end is provided with ash releasing tube, and one end of air inlet pipe is outside housing, the other end stretches in housing, one end of ash releasing tube is outside housing, and the other end stretches in housing, and housing is also provided with exhaust outlet, cloth bag is arranged in housing, and cloth bag one end hoop sleeve is contained in air inlet pipe, and other end hoop sleeve is contained on ash releasing tube, back-blowing device is for removing the material being deposited under airflow function and cloth bag affecting cloth bag gas permeability, back-blowing device is by impulse electromagnetic valve, deflector and air bleeding valve composition, impulse electromagnetic valve is arranged on housing, its outlet is communicated with enclosure interior, import is connected with compressed air source, deflector is arranged on the place of positive paired pulses electromagnetic valve outlet in housing, make it directly can not blow to cloth bag for blocking compressed air, in order to avoid high-speed compressed air damages cloth bag, air bleeding valve is arranged on exhaust outlet, while exhaust valve closure, impulse electromagnetic valve is opened, pass into compressed air in housing and blowback is carried out to cloth bag.
As a modification of the present invention, more than one grading plant can be increased between circulation line I and control valve, grading plant can be connected access circulation canal, also in parallelly circulation canal can be accessed, in an embodiment, the structure of grading plant is compared with pulse bag type dust collector, the filter of grading plant is the screen cloth of tube structure, the filter of pulse bag type dust collector is cloth bag, all the other structures are identical, fluidisation state material is through grading plant, the material that particle diameter is less than mesh size is discharged through exhaust outlet through screen cloth with air-flow, the preferred sintered meshwork of screen cloth of grading plant, sintered meshwork adopts multilayer screen cloth sintering to form.
The circulating fluidised bed apparatus with drying and crushing function of the present invention adopts blower fan, circulation line I, deduster, control valve, air inlet threeway, circulation line II to form circulation canal, under the airflow function that blower fan produces, material high-speed circulating in circulation canal forms fluidisation state, fluidisation state material is pulverized in flow at high speed process, carry out exchange of moisture fast between material and air-flow simultaneously, moisture is discharged through deduster exhaust outlet, device structure is simple, circulate, output is high, has drying and crushing function simultaneously.
Accompanying drawing explanation
Fig. 1 is the structure chart that the present invention has circulating fluidised bed apparatus first embodiment of drying and crushing function.
Fig. 2 is the sectional view of deduster in Fig. 1.
Fig. 3 is the sectional view of grading plant in Fig. 1.
Fig. 4 is the structure chart that the present invention has circulating fluidised bed apparatus second embodiment of drying and crushing function.
In figure, each Reference numeral is: 1, blower fan; 2, circulation line I; 3, blow-off valve; 4, deduster; 5, control valve; 6, air inlet threeway; 7, circulation line II; 8, charging valve; 9, intake valve; 10, grading plant; 11, grading plant; 22, pipeline A; 23, deduster; 24, pipeline B; 25, blower fan; 26, blower fan; 40, air inlet pipe; 41, housing; 42, impulse electromagnetic valve; 43, deflector; 45, air bleeding valve; 46, exhaust outlet; 47, cloth bag; 49, ash releasing tube; 57, screen cloth.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, but embodiment is not construed as limiting the invention.
First embodiment: a kind of have circulating fluidised bed apparatus that is dry and crushing function.
See Fig. 1 to Fig. 3, this has circulating fluidised bed apparatus that is dry and crushing function and comprises blower fan 1, circulation line I 2, deduster 4, grading plant 10, control valve 5, air inlet threeway 6, circulation line II 7, said modules exports by blower fan 1, circulation line I 2, deduster 4 air inlet pipe 40, deduster 4 ash releasing tube 49, grading plant 10 air inlet pipe 40, grading plant 10 ash releasing tube 49, control valve 5, air inlet threeway 6, circulation line II 7, blower fan 1 import sequential communication become circulation canal; Circulation line I 2 has discharge gate, discharge gate is provided with blow-off valve 3, circulation line II 7 has charge door, charge door is provided with charging valve 8, air inlet threeway 6 also has a port to be air inlet, air inlet is provided with intake valve 9.
This deduster 4 with the circulating fluidised bed apparatus of drying and crushing function is pulse bag type dust collector, pulse bag type dust collector comprises housing 41, air inlet pipe 40, ash releasing tube 49, cloth bag 47 and back-blowing device, housing 41 is tube structures, housing 41 one end is provided with air inlet pipe 40, the other end is provided with ash releasing tube 49, one end of air inlet pipe 40 is outside housing 41, the other end stretches in housing 41, one end of ash releasing tube 49 is outside housing 41, the other end stretches in housing 41, and housing 41 is also provided with exhaust outlet 46; Cloth bag 47 is arranged in housing 41, and cloth bag 47 one end hoop sleeve is contained in air inlet pipe 40, and other end hoop sleeve is contained on ash releasing tube 49; Back-blowing device is made up of impulse electromagnetic valve 42, deflector 43 and air bleeding valve 45, impulse electromagnetic valve 42 is arranged on housing 41, its outlet is communicated with housing 41 inside, import is connected with compressed air source, deflector 43 is arranged on the place that in housing 41, positive paired pulses magnetic valve 42 exports, it is made can not directly to blow to cloth bag 47 for blocking compressed air, in order to avoid high-speed compressed air damages cloth bag 47, air bleeding valve 45 is arranged on exhaust outlet 46, while air bleeding valve 45 is closed, impulse electromagnetic valve 42 is opened, and passes into compressed air and carry out blowback to cloth bag 47 in housing 47.
In the present embodiment, the structure of grading plant 10 is compared with deduster 4, the filter of grading plant 10 is screen clothes 57, the filter of deduster 4 is cloth bags 47, all the other structures are identical, namely grading plant 10 comprises housing 41, air inlet pipe 40, ash releasing tube 49, screen cloth 57 and back-blowing device, housing 41 is tube structures, housing 41 one end is provided with air inlet pipe 40, the other end is provided with ash releasing tube 49, one end of air inlet pipe 40 is outside housing 41, the other end stretches in housing 41, one end of ash releasing tube 49 is outside housing 41, the other end stretches in housing 41, housing 41 is also provided with exhaust outlet 46, screen cloth 57 is tube structures, and adopt sintered meshwork, screen cloth 57 is arranged in housing 41, and screen cloth 57 one end hoop sleeve is contained in air inlet pipe 40, and other end hoop sleeve is contained on ash releasing tube 49, back-blowing device is made up of impulse electromagnetic valve 42, deflector 43 and air bleeding valve 45, impulse electromagnetic valve 42 is arranged on housing 41, its outlet is communicated with housing 41 inside, import is connected with compressed air source, deflector 43 is arranged on the place that in housing 41, positive paired pulses magnetic valve 42 exports, it is made can not directly to blow to screen cloth 57 for blocking compressed air, in order to avoid high-speed compressed air damages screen cloth 57, air bleeding valve 45 is arranged on exhaust outlet 46, while air bleeding valve 45 is closed, impulse electromagnetic valve 42 is opened, and passes into compressed air and carry out blowback to screen cloth 57 in housing 41.
Second embodiment: a kind of have circulating fluidised bed apparatus that is dry and crushing function.
See Fig. 4, this has circulating fluidised bed apparatus that is dry and crushing function and comprises blower fan 1, circulation line I 2, deduster 4, pipeline A22, deduster 23, pipeline B24, grading plant 11, grading plant 10, control valve 5, air inlet threeway 6, circulation line II 7, blower fan 25, blower fan 26, the connection of above-mentioned each assembly is with the first embodiment difference: one is the pipeline A22 be connected successively that connected between the ash releasing tube and the air inlet pipe of grading plant 10 of deduster 4, deduster 23, pipeline B24, grading plant 11, two be circulation line II 7 and blower fan 1 import with between to have connected the blower fan 25 and blower fan 26 that are connected successively.
This has circulating fluidised bed apparatus that is dry and crushing function and adopts three Fans serial connections as equipment dynamic source, and fluidisation state Matter Transfer speed is high, and moisture vaporization rate is fast, pulverizes speed fast; Be separated moisture with two dedusters, carry out the satisfactory material of particle separation diameter with two grading plants, equipment yield is high.
Claims (2)
1. there is circulating fluidised bed apparatus that is dry and crushing function, it is characterized in that: described in there is circulating fluidised bed apparatus that is dry and crushing function comprise blower fan, circulation line I, deduster, control valve, air inlet threeway, circulation line II, said modules presses fan outlet, circulation line I, deduster air inlet pipe, remover ash discharge dust pipe, control valve, air inlet threeway, circulation line II, the sequential communication of fan inlet becomes circulation canal, circulation line I there is discharge gate, discharge gate is provided with blow-off valve, air inlet threeway also has a port to be air inlet, air inlet is provided with intake valve, circulation line II there is charge door, charge door is provided with charging valve, described deduster is pulse bag type dust collector, and described pulse bag type dust collector comprises housing, air inlet pipe, ash releasing tube, cloth bag and back-blowing device, housing is tube structure, and shell one end is provided with air inlet pipe, and the other end is provided with ash releasing tube, and one end of air inlet pipe is outside housing, and the other end stretches in housing, and one end of ash releasing tube is outside housing, and the other end stretches in housing, and housing is also provided with exhaust outlet, cloth bag is arranged in housing, and cloth bag one end hoop sleeve is contained in air inlet pipe, and other end hoop sleeve is contained on ash releasing tube, back-blowing device is made up of impulse electromagnetic valve, deflector and air bleeding valve, impulse electromagnetic valve is arranged on housing, its outlet is communicated with enclosure interior, import is connected with compressed air source, deflector is arranged on the place of positive paired pulses electromagnetic valve outlet in housing, make it directly can not blow to cloth bag for blocking compressed air, in order to avoid high-speed compressed air damages cloth bag, air bleeding valve is arranged on exhaust outlet.
2. according to claim 1 have circulating fluidised bed apparatus that is dry and crushing function, it is characterized in that: more than one grading plant that the circulation canal between described circulation line I and control valve is connected, described grading plant comprises housing, air inlet pipe, ash releasing tube, screen cloth and back-blowing device; Housing is tube structure, and shell one end is provided with air inlet pipe, and the other end is provided with ash releasing tube, and one end of air inlet pipe is outside housing, and the other end stretches in housing, and one end of ash releasing tube is outside housing, and the other end stretches in housing, and housing is also provided with exhaust outlet; Screen cloth is tube structure, is arranged in housing, and screen cloth one end hoop sleeve is contained in air inlet pipe, and other end hoop sleeve is contained on ash releasing tube; Back-blowing device is made up of impulse electromagnetic valve, deflector and air bleeding valve, impulse electromagnetic valve is arranged on housing, its outlet is communicated with enclosure interior, import is connected with compressed air source, deflector is arranged on the place of positive paired pulses electromagnetic valve outlet in housing, make it directly can not blow to screen cloth for blocking compressed air, in order to avoid high-speed compressed air damages screen cloth, air bleeding valve is arranged on exhaust outlet.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310749067.0A CN103743198B (en) | 2013-12-31 | 2013-12-31 | There is circulating fluidised bed apparatus that is dry and crushing function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310749067.0A CN103743198B (en) | 2013-12-31 | 2013-12-31 | There is circulating fluidised bed apparatus that is dry and crushing function |
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| CN103743198A CN103743198A (en) | 2014-04-23 |
| CN103743198B true CN103743198B (en) | 2015-10-21 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2656046A1 (en) * | 1976-12-10 | 1978-06-29 | Babcock Bsh Ag | Jet tube wood chip dryer safety system - has water injected by sprays at combustion chamber inlet and outlet points |
| CN2089150U (en) * | 1990-06-16 | 1991-11-20 | 陈少华 | Airflow circulating drier |
| CN2323333Y (en) * | 1997-04-25 | 1999-06-09 | 鞠蓉 | Air-flow dryer with crushing and sorting device |
| CN2897430Y (en) * | 2006-04-21 | 2007-05-09 | 张歌今 | Accelerating crusher of circulating air-flow impeller |
| CN201082376Y (en) * | 2007-07-24 | 2008-07-09 | 宝山钢铁股份有限公司 | Dust remover |
| CN201803582U (en) * | 2010-09-13 | 2011-04-20 | 山东天力干燥设备有限公司 | Grading crushing drier for brown coal quality enhancement |
| CN201988430U (en) * | 2011-01-12 | 2011-09-28 | 成都坤森微纳科技有限公司 | Fluidized bed jet mill grader |
| CN102252508A (en) * | 2010-05-20 | 2011-11-23 | 株式会社近畿 | Crushing and drying machine and crushing and drying apparatus equipped with crushing and drying machine |
| CN102494524A (en) * | 2011-12-07 | 2012-06-13 | 赵扬 | Circulating airflow drying device for pilot plant test |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5019695B2 (en) * | 2000-08-29 | 2012-09-05 | リッチ テクノロジー ソリューションズ リミテッド | Crushing / drying equipment with cyclone |
| JP2012233073A (en) * | 2011-04-28 | 2012-11-29 | Mitsubishi Heavy Ind Ltd | Fluidized bed drying facility, and gasification combined power generation system using coal |
-
2013
- 2013-12-31 CN CN201310749067.0A patent/CN103743198B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2656046A1 (en) * | 1976-12-10 | 1978-06-29 | Babcock Bsh Ag | Jet tube wood chip dryer safety system - has water injected by sprays at combustion chamber inlet and outlet points |
| CN2089150U (en) * | 1990-06-16 | 1991-11-20 | 陈少华 | Airflow circulating drier |
| CN2323333Y (en) * | 1997-04-25 | 1999-06-09 | 鞠蓉 | Air-flow dryer with crushing and sorting device |
| CN2897430Y (en) * | 2006-04-21 | 2007-05-09 | 张歌今 | Accelerating crusher of circulating air-flow impeller |
| CN201082376Y (en) * | 2007-07-24 | 2008-07-09 | 宝山钢铁股份有限公司 | Dust remover |
| CN102252508A (en) * | 2010-05-20 | 2011-11-23 | 株式会社近畿 | Crushing and drying machine and crushing and drying apparatus equipped with crushing and drying machine |
| CN201803582U (en) * | 2010-09-13 | 2011-04-20 | 山东天力干燥设备有限公司 | Grading crushing drier for brown coal quality enhancement |
| CN201988430U (en) * | 2011-01-12 | 2011-09-28 | 成都坤森微纳科技有限公司 | Fluidized bed jet mill grader |
| CN102494524A (en) * | 2011-12-07 | 2012-06-13 | 赵扬 | Circulating airflow drying device for pilot plant test |
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| CN103743198A (en) | 2014-04-23 |
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Owner name: CHUXIONG BOSHAN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XIA YUEJIN Effective date: 20150827 |
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Effective date of registration: 20180528 Address after: 650503 No. 6 building, standard factory base, Ma Jin Pu new water science and Technology Park, Kunming high tech Development Zone, Yunnan, China 102 Patentee after: Yunnan Shou Bio Technology Co., Ltd. Address before: 675099 B-19 room 42, Zhenxiong Road, Lijing Garden District, Lucheng, Chuxiong Yi Autonomous Prefecture, Yunnan Province, Chuxiong Patentee before: Chuxiong Bo Shan Science and Technology Ltd. |
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Granted publication date: 20151021 Termination date: 20191231 |