CN100343606C - Antibiotic thallus dregs dyring process - Google Patents
Antibiotic thallus dregs dyring process Download PDFInfo
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- CN100343606C CN100343606C CNB2005100439467A CN200510043946A CN100343606C CN 100343606 C CN100343606 C CN 100343606C CN B2005100439467 A CNB2005100439467 A CN B2005100439467A CN 200510043946 A CN200510043946 A CN 200510043946A CN 100343606 C CN100343606 C CN 100343606C
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Abstract
The present invention discloses antibiotic thallus dregs drying technology. The present invention solves the problems of low efficiency, large consumed energy and bad drying effect in the drying technology of residual thallus dregs in antibiotic production at present. The present invention has the advantages that dryness is efficient and sufficient, air pollution is effectively reduced, production efficiency is enhanced, etc. The present invention has a technologic process that high-temperature smoke gas generated by a high-temperature smoke gas furnace is sent into a first-level dryer through a heat preserving pipeline after dedusting by a high-temperature deduster, and wet material is sent into the first-level dryer simultaneously; the wet material and the high-temperature smoke gas are directly mixed and dried in the first-level dryer, obtained material is sent into a serial secondary dryer through a conveying machine, the high-temperature tail gas of the first-level dryer serves as a heat source and passes through a first-level deduster simultaneously, and then the high-temperature tail gas is also sent into the secondary dryer; after the material is dried in the secondary dryer, the obtained material is sent to pack after air cooling, the high-temperature tail gas is sent into a secondary separator by a cooling blower, and then, the high-temperature tail gas which is sent into a water-film deduster through a pipeline is dedusted and evacuated.
Description
Technical field
The present invention relates to a kind of dry treatment process of medicine residue, relate in particular to a kind of drying process of antibiotic thallus dregs.
Background technology
Often need to adopt certain raw material to carry out processing and fabricating for producing antibiotic in pharmaceutical industry, these raw materials can form the very big residue of humidity after processing.And also concrete other the purposes of these residues, people often carry out it to make product after drying.In the middle of stoving process in the past, adopt common revolving drum drier and flash dryer technology more, the technology of common revolving drum drier is exactly that heat utilization efficiency is not high, and energy waste is serious, and investment is high; The shortcoming of flash dryer is exactly that output is little, and dust is big; The two common shortcoming is exactly that technology is immature, operating difficulties, often working just needed cleaning equipment in 4-6 days, and the operation of equipment is discontinuous, and its dry effect is bad, easily form caking, dry efficient is low, and power consumption is big, the cost height, yield poorly, its tail gas also can cause air pollution in dry run.
Summary of the invention
It is low in order to solve in the present antibiotics production in the remaining thallus dregs dyring process efficient that the present invention is exactly, power consumption is big, and the problem that drying effect is not good provides a kind of thalline slag that can make efficient fully dry, effectively reduce air pollution, the drying process of enhancing productivity.
For achieving the above object, the utility model has adopted following technical scheme: a kind of antibiotic thallus dregs dyring process, after its employing is carried out one-level drier, secondary drying device drying to raw material, the technology of cooling, dedusting, it is characterized in that: its two-stage drier is connected in series, the high-temperature tail gas of one-level drier is as the thermal source of secondary drying device, and whole process flow is:
The high-temperature flue gas that the high-temperature flue gas stove produces is sent into the one-level drier by utilidor after the hot precipitator dedusting, wet feed is admitted to the one-level drier simultaneously;
Wet feed is with the direct combination drying of high-temperature flue gas in the one-level drier, the material of gained is sent into the secondary drying device through conveyer, and the high-temperature tail gas of one-level drier is sent into the secondary drying device of series connection as the thermal source process and the gathering dust of cyclone dust collectors of secondary drying device by the relaying blower fan simultaneously;
Material is finished dry back gained material and send to packing after air-cooled in the secondary drying device, its high-temperature tail gas is sent into cyclone separator by air-introduced machine, sends into emptying after the water dust scrubber dedusting by pipeline then.
In the described technological process each equipment according to from after forward order interlock successively, the equipment of back is not opened, the equipment of front can not be opened; After the equipment of back stopped, the equipment of front stopped at once.
Described high-temperature flue gas stove is accepted the coal from coal yard, by blower fan natural air being sent into the high-temperature flue gas stove fully burns coal, the cinder that produces is sent into the slag field, high-temperature flue gas is sent into the high temperature fume dust removal device through utilidor, coal ash in the deduster is sent into the ash field, and clean high-temperature flue gas is then sent into the one-level drier.
Described one-level drier is for breaing up whizzer, and wet stock fully contacts by rapid fragmentation and with high-temperature hot-air, heat exchange; Dried material is sent into the secondary drying device through conveying worm, and the high-temperature tail gas of one-level drier then after the dedusting of one-level cyclone dust collectors, is sent into the secondary drying device through utilidor; The secondary drying device is vibra fluidized bed drying/cooler, material and high-temperature flue gas from the one-level drier are sent in the secondary drying device from the upper and lower of secondary drying device respectively, make the abundant combination drying of material and high-temperature flue gas, the natural air that pumps into by small blower is air-cooled then, qualified material enters packaging process, and oversize then returns the one-level drier and carries out again dry.
The sewage of described water dust scrubber send the sedimentation basin precipitation.
Design output of the present invention is 750kg/h, the mode that adopts high-temperature flue gas directly to add, after the one-level drier of process series connection, the secondary drying device drying, in the one-level drying machine, finish and carry out predrying, granulation, in the secondary drying machine, further finish drying, finish cooling procedure simultaneously, product moisture content is uniform and stable, less than 6%, and epigranular, be stabilized in 0-5mm, can pack immediately or pulverize.As emptying after the dedusting of high-temperature flue gas process hot precipitator, the dedusting of one-level cyclone dust collectors, secondary cyclone dedusting and the water dust scrubber dedusting of thermal source, alleviated the pollution of dust greatly to material, the ash content of coal in the material is controlled within the scope of technological requirement, also effectively reduces pollution air.
In whole process flow, be admitted to the high-temperature flue gas that comes with the high-temperature flue gas stove in the one-level drying machine through moisture 70 ± 2% wet feeds centrifugal or press filtration and contact granulating and drying.The one-level drier adopts the novel drying machine of breaing up, its high-speed motion of breaing up device is upgraded the surface of wet stock rapidly, wet stock can fully contact by rapid fragmentation and with high-temperature flue gas, heat exchange rapidly, the possibility that the moisture content on wet stock surface has been reduced sticking wall, scabbed by evaporation rapidly, exsiccation, simultaneously also increase uniformity and translational speed that wet stock distributes in drying machine, prevented the sticking wall of wet stock in drying machine, phenomenon scabs.Break up the existence of device simultaneously, the motion of material in high-temperature hot-air that be broken accelerated, increased the relative velocity of material and hot-air chamber, improved the volume evaporation intensity, therefore, dehydration granulation process in the one-level drying machine is very strong and rapidly, and the drying and dehydrating intensity of breaing up whizzer is two times of common revolving drum drier.The semi-finished product that are dried to certain moisture content draw off the one-level drying machine from discharging machine, and through the screening machine screening, bulky grain returns the one-level drying machine and continues broken drying as half-finished material, and granule continues dry in belt conveyor is delivered to the secondary drying machine.
Adopt the dry mode of twin-stage drier series connection on the thermal efficiency technology for improving, the high-temperature tail gas of first order drying is done the thermal source of secondary drying device, thereby has improved the heat utilization efficiency of system.The secondary drying device adopts vibra fluidized bed drying/cooler, adopts the vibratory liquefaction dry technology, has avoided the dead angle in dry run of equipment, has effectively prevented the super-dry problem of material.The rotating speed of breaing up device and revolving drum drier is adjustable, and the operation of vibrated fluidized bed and the leeway of adjusting are bigger, even charging moisture content has fluctuation, system still can well move.
For satisfying the needs of three production lines, also can the grab bucket feeder be set, thereby make preparation for expanding production later at one-level drier place, avoided the overlapping investment of equipment.
Advantage of the present invention also comprises: improved dry efficient, effectively saved the energy; Adopt interlock method, effectively avoided the equipment room conflict and the problem damaged; The automaticity height of whole technology, easy to operate; Environmental protection requirement has been satisfied in multistage dedusting repeatedly.
Description of drawings
Fig. 1 is a process chart of the present invention.
Wherein, 1-high-temperature flue gas stove, 2-high temperature fume dust removal device, 3-one-level drier, 4-conveying worm, 5-one-level cyclone dust collectors, 6-secondary drying device, 7-secondary cyclone, 8-water dust scrubber.
The specific embodiment
Fig. 1 has provided technological process of the present invention.
Coal from coal yard is sent into high-temperature flue gas stove 1 through coaling machine, and air blast is also sent into high-temperature flue gas stove 1 so that coal fully burns with natural air.The cinder of gained is sent into the slag field behind the coal combustion.High-temperature flue gas is sent into high temperature fume dust removal device 2 through utilidor simultaneously, and the coal ash of this deduster is sent into the ash field, and clean high-temperature flue gas is then sent into one-level drier 3.
Wet stock is sent into one-level drier 3 through the feeding auger, and this drier is for breaing up whizzer, and with the abundant combination drying of high-temperature flue gas, dried material was sent into secondary drying device 6 through conveying worm 4 after wet stock was broken.It is dry again that excessive material then should return one-level drier 3, and one-level drier 3 also joins with water supply pipe, and the hot water of generation removes cooling water tank.The tail gas of one-level drier 3 is sent into one-level cyclone dust collectors 5 through utilidor, sends into secondary drying device 6 as the thermal source of secondary drying device 6 by the relaying blower fan then.
Claims (5)
1, a kind of antibiotic thallus dregs dyring process, its adopt to raw material carry out cooling off again after one-level drier, the secondary drying device drying, the technology of dedusting, it is characterized in that: its two-stage drier is connected in series, the high-temperature tail gas of one-level drier is as the thermal source of secondary drying device, whole process flow is
The high-temperature flue gas that the high-temperature flue gas stove produces is sent into the one-level drier by utilidor after the hot precipitator dedusting, wet feed is admitted to the one-level drier simultaneously;
Wet feed is with the direct combination drying of high-temperature flue gas in the one-level drier, the material of gained is sent into the secondary drying device through conveyer, also sends into the secondary drying device of series connection simultaneously behind the thermal source elder generation process primary dust removing device of the high-temperature tail gas of one-level drier as the secondary drying device;
Material is finished dry back gained material and send to packing after air-cooled in the secondary drying device, its high-temperature tail gas is sent into cyclone separator by air-introduced machine, sends into emptying after the water dust scrubber dedusting by pipeline then.
2, antibiotic thallus dregs dyring process according to claim 1 is characterized in that: in the described technological process each equipment according to from after forward order interlock successively, the equipment of back is not opened, the equipment of front can not be opened; After the equipment of back stopped, the equipment of front stopped at once.
3, the antibiosis according to claim 1 and 2 thallus dregs dyring process that contracts, it is characterized in that: described high-temperature flue gas stove is accepted the coal from coal yard, by blower fan natural air being sent into the high-temperature flue gas stove fully burns coal, the cinder that produces is sent into the slag field, high-temperature flue gas is sent into the high temperature fume dust removal device through utilidor, coal ash in the deduster is sent into the ash field, and clean high-temperature flue gas is then sent into the one-level drier.
4, antibiotic thallus dregs dyring process according to claim 1 and 2 is characterized in that: described one-level drier is for breaing up whizzer, and wet stock fully contacts by rapid fragmentation and with high-temperature hot-air, heat exchange; Dried material is sent into the secondary drying device through conveying worm, and the high-temperature tail gas of one-level drier then after the dedusting of one-level cyclone dust collectors, is sent into the secondary drying device through utilidor; The secondary drying device is vibra fluidized bed drying/cooler, material and high-temperature flue gas from the one-level drier are sent in the secondary drying device from the upper and lower of secondary drying device respectively, make the abundant combination drying of material and high-temperature flue gas, the natural air that pumps into by small blower is air-cooled then, qualified material enters packaging process, and oversize then returns the one-level drier and carries out again dry.
5, antibiotic thallus dregs dyring process according to claim 1 and 2 is characterized in that: the sewage of described water dust scrubber send the sedimentation basin precipitation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100439467A CN100343606C (en) | 2005-07-01 | 2005-07-01 | Antibiotic thallus dregs dyring process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100439467A CN100343606C (en) | 2005-07-01 | 2005-07-01 | Antibiotic thallus dregs dyring process |
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| Publication Number | Publication Date |
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| CN1710362A CN1710362A (en) | 2005-12-21 |
| CN100343606C true CN100343606C (en) | 2007-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100439467A Active CN100343606C (en) | 2005-07-01 | 2005-07-01 | Antibiotic thallus dregs dyring process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101380509B (en) * | 2008-10-16 | 2011-04-20 | 河南工业大学 | Macrolide antibiotic bacterium dregs innocent treatment method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1444599A1 (en) * | 1987-02-16 | 1988-12-15 | Институт Тепло И Массообмена Им.А.В.Лыкова | Method of drying loose material |
| CN1419098A (en) * | 2002-12-17 | 2003-05-21 | 高根树 | Drying separator |
| GB2393501A (en) * | 2001-10-30 | 2004-03-31 | Weyerhaeuser Co | Dried singulated pulp fibres |
-
2005
- 2005-07-01 CN CNB2005100439467A patent/CN100343606C/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1444599A1 (en) * | 1987-02-16 | 1988-12-15 | Институт Тепло И Массообмена Им.А.В.Лыкова | Method of drying loose material |
| GB2393501A (en) * | 2001-10-30 | 2004-03-31 | Weyerhaeuser Co | Dried singulated pulp fibres |
| CN1419098A (en) * | 2002-12-17 | 2003-05-21 | 高根树 | Drying separator |
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| CN1710362A (en) | 2005-12-21 |
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Owner name: SHANDONG TIANLI DRYING CO., LTD. Free format text: FORMER NAME: TIANLI DRYING EQUIPMENT CO., LTD., SHANDONG |
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Address after: 250101, Shandong Province, Ji'nan hi tech Zone, No. 554 Feng Feng Road, environmental science and Technology Park, building 8, Feng Feng building, room 230 Patentee after: Shandong Tianli Drying Co., Ltd. Address before: 250014 Shandong city of Ji'nan province after ten Road East Shouke Hospital Road No. 19 Patentee before: Tianli Drying Equipment Co., Ltd., Shandong |