CN201997306U - Spray granulation fluidized bed dryer with cutters - Google Patents
Spray granulation fluidized bed dryer with cutters Download PDFInfo
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- CN201997306U CN201997306U CN2011200546544U CN201120054654U CN201997306U CN 201997306 U CN201997306 U CN 201997306U CN 2011200546544 U CN2011200546544 U CN 2011200546544U CN 201120054654 U CN201120054654 U CN 201120054654U CN 201997306 U CN201997306 U CN 201997306U
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- knife
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- drying chamber
- bed dryer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a spray granulation fluidized bed dryer with cutters, which belongs to a fluidized bed dryer and structurally comprises air distributing chambers, a granulation drying chamber and a settling chamber. Air distributing plates are arranged between the air distributing chambers and the granulation drying chamber, a plurality of air inlets and a manhole door are arranged at the bottom of each of the air distributing chambers, a discharge outlet is arranged at the bottom of a discharge end of the granulation drying chamber, a feed end of the granulation drying chamber is provided with another manhole door, a feed end of the settling chamber is provided with a circulating feed inlet, a plurality of air outlets are arranged on the top of the settling chamber, multiple cutter groups, spray guns, powder circulating return ports and hand hole doors with sight glasses are symmetrically arranged on two sides of the lower portion of the granulation drying chamber, wherein the spray guns are symmetrically arranged on two sides of each cutter group, and each powder circulating return port is arranged between each two adjacent spray guns. The spray granulation fluidized bed dryer with the cutters has the advantages that gravity of particles is increased, strength, sphericity and granularity uniformity of the particles are improved, hygroscopicity of the particles is weakened, and consumption quantity of compressed air during spray granulation of the spray guns is reduced and the like.
Description
Technical field
The utility model relates to a kind of fluid bed dryer, the mist projection granulating fluid bed dryer that especially a kind of band is forged a knife.
Background technology
The mist projection granulating fluid bed dryer is that liquid material is painted on seed particles surface in the fluid bed, by one-step palletizing and drying, produce a kind of drying machine that obtains granular product continuously, be applicable to granulation, dressing and the drying of the multiple liquid material in fields such as chemical industry, feed, food, pharmacy.Present applied mist projection granulating fluid bed dryer, exist following shortcoming: the proportion of product particle is less than normal, and granule strength is on the low side, and sphericity and particle size uniformity are poor, and the air supply that the spray gun atomizing is consumed is big, the operating cost height.At present, the good solution of Shang Weiyou.
The utility model content
Technical assignment of the present utility model is the mist projection granulating fluid bed dryer that provides a kind of band to forge a knife at above-mentioned deficiency of the prior art, the mist projection granulating fluid bed dryer that this a kind of band is forged a knife has the proportion that increases product particle, improve granule strength, sphericity and particle size uniformity, reduce the product moisture absorption, reduce the air supply that the spray gun atomizing is consumed, improve the moisture distribution in fluidisation bed of material internal spraying granulation zone, avoid caking, improve the characteristics of bed of material fluidizing stability.
The technical scheme that its technical problem that solves the utility model adopts is: it comprises separating chamber, granulating and drying chamber and expansion chamber, described separating chamber, granulating and drying chamber and expansion chamber set gradually from down to up, be provided with air distribution plate between separating chamber and the granulating and drying chamber, the bottom of separating chamber is provided with a plurality of air inlets and manhole door, the discharge end bottom of described granulating and drying chamber is provided with discharging opening, feed end is provided with manhole door, the feed end of expansion chamber is provided with the recycle feed mouth, the top of expansion chamber is provided with a plurality of air outlets, the two sides, bottom of described granulating and drying chamber are symmetrical arranged many combinations of forging a knife, spray gun, the hand hole door of powder circulation returning charge mouth and band visor, described spray gun is symmetricly set on the both sides of the combination of forging a knife, described powder circulation returning charge mouth is arranged between two adjacent spray guns, and the hand hole door of described band visor is arranged on the both ends of granulating and drying chamber.
Described forging a knife is combined as cantilever structure, comprise motor, connect bearing, rotating shaft and forge a knife, described motor be connected bearing and link to each other, described forging a knife is arranged on the rotating shaft, described forging a knife is fixed on the sidewall of granulating and drying chamber by connecting bearing, be positioned at the granulating and drying of the same horizontal plane of spray gun indoorly, every the combination of forging a knife is provided with 3～5 groups and forges a knife.
Forge a knife for every group and comprise 1 broach shell, 4 knife bars and 4 cutter hammers, broach shell is fixed on the rotating shaft, knife bar is fixed on the broach shell, the cutter hammer is fixed on the knife bar, angle is 90 ° between the adjacent knife bar, cutter hammer is arranged in parallel with rotating shaft, and adjacent two groups are 45 ° of arrangements between forging a knife, and the linear velocity of cutter hammer is 10～30m/s.
Described motor adopts frequency control motor.
Described air distribution plate adopts the directed side-blown of combined type air distribution plate.
Described spray gun adopts two fluid air-blast atomization nozzles of band sealing gland valve seat.
The top of described granulating and drying chamber is provided with a plurality of visors.
The mist projection granulating fluid bed dryer that a kind of band of the present utility model is forged a knife is compared with prior art, has following outstanding beneficial effect: the material in the fluidisation bed of material is stirred fast and fragmentation by the high speed machine revolving force of forging a knife, realize strong auxiliary fluidization, increased the coating granulation, reduced the probability of agglomeration granulation, has the proportion that increases product particle, improve granule strength, sphericity and particle size uniformity, reduce the product moisture absorption, reduce the air supply that the spray gun atomizing is consumed, improve the moisture distribution in fluidisation bed of material internal spraying granulation zone, avoid local caking, the effect that improves bed of material fluidizing stability.
Description of drawings
Accompanying drawing 1 is the main TV structure schematic diagram of a kind of band mist projection granulating fluid bed dryer of forging a knife;
Accompanying drawing 2 is that cutaway view is looked on the right side of a kind of band mist projection granulating fluid bed dryer of forging a knife;
Accompanying drawing 3 is structural representations that the combination of forging a knife shown in Fig. 2 is amplified;
Accompanying drawing 4 is the structural representations of forging a knife shown in Fig. 2;
Description of reference numerals: 1, separating chamber, 2, air inlet, 3, air distribution plate, 4, the granulating and drying chamber, 5, expansion chamber, 6, air outlet, 7, powder circulation returning charge mouth, 8, the combination of forging a knife, 9, manhole door, 10, the recycle feed mouth, 11, discharging opening, 12, spray gun, 13, the hand hole door of band visor, 14, visor, 15, motor, 16, connect bearing, 17, granulating and drying chamber sidewall, 18, forge a knife, 19, broach shell, 20, knife bar, 21, cutter hammer, 22, rotating shaft.
The specific embodiment
The mist projection granulating fluid bed dryer of forging a knife with reference to Figure of description 1 to 4 pairs of a kind of bands of the present utility model of accompanying drawing explains below doing.
The mist projection granulating fluid bed dryer that a kind of band of the present utility model is forged a knife, its structure comprises separating chamber 1, granulating and drying chamber 4 and expansion chamber 5, described separating chamber 1, granulating and drying chamber 4 and expansion chamber 5 set gradually from down to up, be provided with air distribution plate 3 between separating chamber 1 and the granulating and drying chamber 4, the bottom of separating chamber 1 is provided with a plurality of air inlets 2 and manhole door 9, the discharge end bottom of described granulating and drying chamber 4 is provided with discharging opening 11, feed end is provided with manhole door 9, the feed end of expansion chamber 5 is provided with recycle feed mouth 10, the top of expansion chamber 5 is provided with a plurality of air outlets 6, the two sides, bottom of described granulating and drying chamber 4 are symmetrical arranged many combinations 8 of forging a knife, spray gun 12, the hand hole door 13 of powder circulation returning charge mouth 7 and band visor, described spray gun 12 is symmetricly set on the both sides of the combination 8 of forging a knife, described powder circulation returning charge mouth 7 is arranged between two adjacent spray guns 12, and the hand hole door 13 of described band visor is arranged on the both ends of granulating and drying chamber 4.
The described combination 8 of forging a knife is cantilever structure, comprise motor 15, connect bearing 16, rotating shaft 22 and forge a knife 18, described motor 15 be connected bearing 16 and link to each other, described forging a knife 18 is arranged on the rotating shaft 22, described forging a knife 18 is fixed on the granulating and drying chamber sidewall 17 by connecting bearing 16, be positioned at the granulating and drying chamber 4 with spray gun 12 same horizontal planes, every the combination 8 of forging a knife is provided with 3～5 groups and forges a knife 18.
Forge a knife and 18 comprise 19,4 knife bars 20 of 1 broach shell and 4 cuttves hammer 21 for described every group, broach shell 19 is fixed on the rotating shaft 22, knife bar 20 is fixed on the broach shell 19, cutter hammer 21 is fixed on the knife bar 20, angle is 90 ° between the adjacent knife bar 20, cutter hammer 21 is arranged in parallel with rotating shaft 22, and forging a knife for adjacent two groups is 45 ° of arrangements between 18, and the linear velocity of cutter hammer 21 is 10～30m/s.
The combination 8 of forging a knife is cantilever structure, good concentricity, and Mechanical Reliability is strong, and two opposite groups is forged a knife certain free space is arranged between 18 in the granulating and drying chamber 4, helps an interior repair and maintenance.
Described motor 15 adopts frequency control motor.Control proportion, granule strength, sphericity and the particle size uniformity of product particle by forge a knife 18 rotating speed of adjusting, to satisfy the requirement of different material and product performance.
Described air distribution plate 3 adopts the directed side-blown of combined type air distribution plate.
Described spray gun 12 adopts two fluid air-blast atomization nozzles of band sealing gland valve seat.
The top of described granulating and drying chamber 4 is provided with a plurality of visors 14.
Hot-air enters granulating and drying chamber 4 by separating chamber 1 and air distribution plate 3, air distribution plate 3 makes air be evenly distributed to the whole working region of granulating and drying chamber 4, hot-air or inert gas are as fluidizing agent, pass through aerodynamic effect, the material that is dried is formed the good fluidisation bed of material in granulating and drying chamber 4, on the one hand by and the heat and mass between the material of being dried, for drying provides required heat and transpiring moisture, play the transmitting effect of material on the other hand.
Dried tail gas is discharged from air outlet 6, most of fine particle material of carrying secretly in the dried tail gas is collected by dust arrester, turn back to 4 interior mist projection granulating districts, granulating and drying chamber by powder circulation returning charge mouth 7, participate in granulation again as crystal seed near spray gun 12 positions.
The mist projection granulating of material and dry run are finished in granulating and drying chamber 4.The feed liquid of material of being dried is compressed air atomizing by spray gun 12 and becomes tiny drop, be sprayed on the seed particles surface that is in fluidized state, particle is grown up gradually by coating and agglomeration granulation effect constantly, finishes desiccation in granulation, discharges by discharging opening at last.
After the material process screening of discharging opening 11 discharges, be divided into qualified particle diameter, coarse granule and fine grained three parts, the material of qualified particle diameter is a product, the coarse granule material returns granulating and drying chamber 4 with fine granular materials through recycle feed mouth 10 after broken, as crystal seed quilt granulation and drying again.When empty bed was started shooting, recycle feed mouth 10 was used as the dispensing port of bed bed material.
The power of granulating and drying chamber 4 interior goods fluids, from the aerodynamic effect of fluidizing agent, one side is from the dynamic actions of the 18 machinery rotations of forging a knife on the one hand. Material is stirred and broken by 18 the high speed machine revolving force of forging a knife, plays strong auxiliary fluidization, increased the coating granulation, reduced the probability of agglomeration granulation, have following outstanding beneficial effect:
1, increases product particle proportion, improve granule strength, sphericity and particle size uniformity, reduce the product moisture absorption;
2, reduce the air supply that the spray gun atomizing consumes, reduce operating cost;
3, strengthen blending, the displacement of wet stock and dry material by auxiliary fluidization, improve the moisture distribution in fluidisation bed of material internal spraying granulation zone, avoid local caking, improve the stability of bed of material fluidisation.
The utility model especially is fit to the amino acid whose thick zymotic fluids such as lysine, threonine, tryptophan, fermentation mother liquor and other form, and large-scale continuous one-step palletizing and the drying of the liquid materials such as sodium glutamate mother liquid, spherical calcium chloride, granular urea, salinomycin.
Except the described technical characterictic of specification, be the known technology of those skilled in the art.
Claims (7)
1. mist projection granulating fluid bed dryer that band is forged a knife, comprise separating chamber, granulating and drying chamber and expansion chamber, described separating chamber, granulating and drying chamber and expansion chamber set gradually from down to up, be provided with air distribution plate between separating chamber and the granulating and drying chamber, the bottom of separating chamber is provided with a plurality of air inlets and manhole door, the discharge end bottom of described granulating and drying chamber is provided with discharging opening, feed end is provided with manhole door, the feed end of expansion chamber is provided with the recycle feed mouth, the top of expansion chamber is provided with a plurality of air outlets, it is characterized in that: the two sides, bottom of described granulating and drying chamber are symmetrical arranged many combinations of forging a knife, spray gun, the hand hole door of powder circulation returning charge mouth and band visor, described spray gun is symmetricly set on the both sides of the combination of forging a knife, described powder circulation returning charge mouth is arranged between two adjacent spray guns, and the hand hole door of described band visor is arranged on the both ends of granulating and drying chamber.
2. the mist projection granulating fluid bed dryer that a kind of band according to claim 1 is forged a knife, it is characterized in that: described forging a knife is combined as cantilever structure, comprise motor, connect bearing, rotating shaft and forge a knife, described motor be connected bearing and link to each other, described forging a knife is arranged on the rotating shaft, described forging a knife is fixed on the sidewall of granulating and drying chamber by connecting bearing, is positioned at the granulating and drying of the same horizontal plane of spray gun indoorly, and every the combination of forging a knife is provided with 3～5 groups and forges a knife.
3. the mist projection granulating fluid bed dryer that a kind of band according to claim 2 is forged a knife, it is characterized in that: forge a knife and comprise 1 broach shell, 4 knife bars and 4 cuttves hammers for described every group, broach shell is fixed on the rotating shaft, knife bar is fixed on the broach shell, the cutter hammer is fixed on the knife bar, angle is 90 ° between the adjacent knife bar, and cutter hammer is arranged in parallel with rotating shaft, and adjacent two groups are 45 ° of arrangements between forging a knife.
4. the mist projection granulating fluid bed dryer that a kind of band according to claim 2 is forged a knife is characterized in that: described motor adopts frequency control motor.
5. the mist projection granulating fluid bed dryer that a kind of band according to claim 1 is forged a knife is characterized in that: described air distribution plate adopts the directed side-blown of combined type air distribution plate.
6. the mist projection granulating fluid bed dryer that a kind of band according to claim 1 is forged a knife is characterized in that: described spray gun adopts two fluid air-blast atomization nozzles of band sealing gland valve seat.
7. the mist projection granulating fluid bed dryer that a kind of band according to claim 1 is forged a knife is characterized in that: the top of described granulating and drying chamber is provided with a plurality of visors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200546544U CN201997306U (en) | 2011-03-04 | 2011-03-04 | Spray granulation fluidized bed dryer with cutters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200546544U CN201997306U (en) | 2011-03-04 | 2011-03-04 | Spray granulation fluidized bed dryer with cutters |
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| Publication Number | Publication Date |
|---|---|
| CN201997306U true CN201997306U (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200546544U Expired - Lifetime CN201997306U (en) | 2011-03-04 | 2011-03-04 | Spray granulation fluidized bed dryer with cutters |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292587A (en) * | 2012-02-22 | 2013-09-11 | 中山火炬职业技术学院 | Drying and producing process of traditional Chinese medicine through one-step granulating |
| CN103604278A (en) * | 2013-12-05 | 2014-02-26 | 长安大学 | Mechanical dispersion fluidization drying method and equipment for coal slime |
| CN103913045A (en) * | 2014-04-10 | 2014-07-09 | 广州康洛信生物科技有限公司 | Stable and efficient collagen drying method |
| CN107096469A (en) * | 2017-05-05 | 2017-08-29 | 盐城卫生职业技术学院 | A kind of fluidised bed granulator and particle manufacture equipment |
| CN110567235A (en) * | 2018-06-05 | 2019-12-13 | 山东雨田食品科技有限公司 | Fluidized bed for producing calcium propionate |
| CN112044356A (en) * | 2020-09-16 | 2020-12-08 | 无锡斯贝尔磁性材料有限公司 | Spray tower capable of remarkably improving utilization rate of MnZn ferrite powder and application method thereof |
| CN113230678A (en) * | 2020-03-23 | 2021-08-10 | 山东天力能源股份有限公司 | Preparation equipment of calcium chloride particles |
-
2011
- 2011-03-04 CN CN2011200546544U patent/CN201997306U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292587A (en) * | 2012-02-22 | 2013-09-11 | 中山火炬职业技术学院 | Drying and producing process of traditional Chinese medicine through one-step granulating |
| CN103604278A (en) * | 2013-12-05 | 2014-02-26 | 长安大学 | Mechanical dispersion fluidization drying method and equipment for coal slime |
| CN103604278B (en) * | 2013-12-05 | 2015-12-23 | 长安大学 | Fluidized drying method and apparatus broken up by a kind of machinery of coal slime |
| CN103913045A (en) * | 2014-04-10 | 2014-07-09 | 广州康洛信生物科技有限公司 | Stable and efficient collagen drying method |
| CN103913045B (en) * | 2014-04-10 | 2016-02-24 | 广州康洛信生物科技有限公司 | A kind of collagen drying means of stability and high efficiency |
| CN107096469A (en) * | 2017-05-05 | 2017-08-29 | 盐城卫生职业技术学院 | A kind of fluidised bed granulator and particle manufacture equipment |
| CN110567235A (en) * | 2018-06-05 | 2019-12-13 | 山东雨田食品科技有限公司 | Fluidized bed for producing calcium propionate |
| CN113230678A (en) * | 2020-03-23 | 2021-08-10 | 山东天力能源股份有限公司 | Preparation equipment of calcium chloride particles |
| CN112044356A (en) * | 2020-09-16 | 2020-12-08 | 无锡斯贝尔磁性材料有限公司 | Spray tower capable of remarkably improving utilization rate of MnZn ferrite powder and application method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |