CN102120160B - Slurry-spraying rotary granulator - Google Patents
Slurry-spraying rotary granulator Download PDFInfo
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- CN102120160B CN102120160B CN201110024199.8A CN201110024199A CN102120160B CN 102120160 B CN102120160 B CN 102120160B CN 201110024199 A CN201110024199 A CN 201110024199A CN 102120160 B CN102120160 B CN 102120160B
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Abstract
The invention relates to a granulator, in particular to a double-layer barrel-shaped slurry-spraying rotary granulator. The device comprises an inner barrel and an outer barrel, which are arranged coaxially and opposite in conveying directions, and is characterized in that: one end of the inner barrel is provided with a feed inlet and the other end of the inner barrel is communicated with the outer barrel; an air inlet is formed on one side of the feed inlet of the inner barrel; the opening on the other side of the inner barrel is communicated with the outer barrel; an air outlet is formed on the outer barrel on the opening side of the inner barrel; and thus, a drying air duct running through the inner barrel is formed. In the invention, grain finishing and drying can be performed in a granulating process, a plurality of processes are performed in one machine, process steps are reduced, the production efficiency is improved and the production cost is reduced; and grain finishing is performed in the interlayer between the inner barrel and the outer barrel, the drying heat can be reused, energy consumption is reduced, and external working environment is improved.
Description
Technical field
The present invention relates to a kind of comminutor, particularly a kind of slurry-spraying rotary granulator of double tubular.
Technical background
Some are originally as granular material, need to cover other materials of one deck at material table bread, the general slurry-spraying pelletizing that adopts, granule materials is fully stir-fried and mixed with coating, in the hope of evenly coated, granularity is good, and need to be dried material when being covered to complete, make coated more stablely, final products be take roundness well as good.
Patent Office of the People's Republic of China's on July 29th, 2009 disclosed CN101492328A patent application document, name is called the horizontal revolving drum granulator that is applicable to highly containing water or moisture fertilizer, this device support is provided with the rotary barrel that power drive system drives, feature is that rotary barrel adopts the interior rotary barrel of concentric setting and the dual rotary cylindrical shell that inner rotary cylindrical shell forms; Wherein interior rotary barrel is connected and composed by straight drum part and frustoconical part, and frustoconical part dwindles gradually away from one end diameter of straight drum part, forms end; Straight drum part is feed end away from one end of frustoconical part; The charging aperture place of feed end is provided with charging chute and the first pushing spiral; The end of interior rotary barrel frustoconical part is provided with and leads to leading of inner rotary cylindrical shell and drag spiral; In inner rotary cylindrical shell, be provided with second pushing spiral contrary with the first pushing spiral operative orientation; The other end of inner rotary cylindrical shell is provided with discharge box.This device does not have the mechanism of aeration-drying, cannot in granulation, be dried, and that material of carrying in urceolus pushing spiral still contains more moisture, and material particles particle when discharging can produce certain distortion, affects end product quality.
Summary of the invention
The object of the invention is to solve the problem that existing revolving drum granulator cannot be dried, product particle is out of shape due to the higher meeting generation of moisture content in granulation process, provide a kind of granulation can be dried, make the slurry-spraying rotary granulator of the product particle rounding after whole grain simultaneously.
The technical solution adopted for the present invention to solve the technical problems is: a kind of slurry-spraying rotary granulator; comprise coaxially arranged, synchronous rotation inner core and urceolus; inner core is contrary with urceolus throughput direction; inner core one end is provided with charging aperture, the other end is communicated with urceolus; charging aperture one side of inner core is provided with air inlet; inner core opposite side opening is communicated with urceolus, and sets out air port on the urceolus of inner core open side, forms the dry air channel that connects inner core.During the coated granulation of material, material and coating tumble mixed in inner core, make coating be coated on material skin, and to the opposite side of inner core, carry, inner core mass transport, behind the end of inner core opposite side, falls into the urceolus being communicated with inner core; simultaneously material is oppositely carried along the interlayer of inner/outer tube, and oppositely in course of conveying, carrying out whole grain, and making satisfactorily rule of particle, material cools in collet chuck layer course of conveying outside simultaneously.In granulation, from air inlet, to inner core, be blown into dry-heat air, material is dried, dry-heat air passes through inner core open side from air outlet, the heat of inner core, by radially outward cylinder transmission of barrel, carries out redrying to the material of the whole grain of urceolus simultaneously, not only makes full use of heat, strengthens drying effect, and by the heat insulation heat that reduces complete machine outside of urceolus, improved operating personnel's working environment.Material is whole when grain in urceolus, has entered the dry run of inner core, and moisture content is lower, forms more rounding of particle after whole grain.
As preferably, the inwall of described inner core is provided with for folding arms of stir-frying, and folds arms laminar for stretching in cylinder.In inner core rolling process, material is stir-fried, material and coating are taken up, and along after inner cylinder rotating certain angle, from folding arms, fall under the effect of gravity and inertia, make the motion repeatedly in cylinder of material and coating, fully mix.Fold arms and be staggered on the axis direction along inner core barrel.
As preferably, described in the middle part bending of folding arms, broken line is along inner core axis direction, the side bending inwards of folding arms is working face.Stir-fry in process, the folding arms material to be taken up of bending taken certain height to and not directly landing.
As preferably, described in the working face of folding arms to inner core air side, tilt.In the process of stir-frying of folding arms, material can be promoted to inner core throughput direction, angle of inclination is between 5-10 degree.
As preferably, the inwall two ends of described inner core are provided with the guiding spiral of carrying for forward.To the conveying of leading of the material of end, make the material can be at inner core end overheap.
As preferably, the inwall of described urceolus is provided with the helical blade of reverse conveying.Make the throughput direction of urceolus contrary with inner core throughput direction, make full use of inner/outer tube mezzanine space and carry out whole grain, and can the dry heat of secondary utilization.
As preferably, the bottom, one end that described urceolus is positioned at charging aperture is provided with discharging opening.
As preferably, described discharging opening is provided with several, and some discharging openings are along urceolus axial distribution, and at each discharging opening, the screen cloth that hole progressively increases is set along the throughput direction of urceolus.Can carry out sorting to the size of discharging, during due to material feeding, particle is basically identical, can by the thickness of coating, classify by sorting.
As preferably, described inner core charging aperture one end is also provided with the spray gun of jet binder.
As preferably, the outer wall of described urceolus is provided with the gear ring matching with motor, is also provided with rolling ring and support roller for supporting on the outer wall of urceolus.
The present invention can carry out whole grain, dry in granulation process, and a plurality of process integrations, in one group of machinery, are reduced to operation, enhances productivity, and reduces production costs; Whole grain carries out in inner/outer tube interlayer, and dry heat energy is carried out to secondary utilization, reduces energy consumption, has improved operate outside environment simultaneously; Inner core setting is folded arms and is stir-fried, and mixing of materials is more abundant.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is A-A cross-sectional view in Fig. 1.
Fig. 3 is B-B cross-sectional view in Fig. 2.
Fig. 4 is the distribution schematic diagram of discharging opening of the present invention.
In figure: 1. charging aperture, 2. spray gun, 3. urceolus, 4. inner core, 5. gear ring, 6. rolling ring, 7. air outlet, 8. helical blade, 9. folds arms, 10. air inlet, 11. guiding spirals, 12. support rollers, 13. motors, 14. decelerators, 15. driven wheels, 16. discharging openings, 16a. the first discharging opening, 16b. the second discharging opening, 16c. the 3rd discharging opening.
The specific embodiment
Below by specific embodiment, also the present invention is further described by reference to the accompanying drawings.
Embodiment: a kind of for the slurry-spraying rotary granulator at granulated fertilizer outer cladding charcoal layer, as shown in Figures 1 to 4.This device comprises horizontal urceolus 3 and the inner core 4 of coaxial setting, and inner core 4 and urceolus 3 synchronously rotate, and at the left end of inner core 4, is provided with an air compartment being communicated with inner core 4, and air compartment is also provided with an air inlet 10, and other of air compartment are all sealings everywhere.The left end of inner core 4 is also provided with charging aperture 1 and spray gun 2, and charging aperture 1 and spray gun 2 are all communicated with outside through air compartment, and in the place's of penetrating sealing, charging aperture 1 is for adding granulated fertilizer and powdered carbon to be covered to inner core 4, and spray gun 2 is for jet binder.
The both ends, left and right of inner core 4 inwalls are equipped with the guiding spiral 11 of directing material, the middle part of inner core 4 inwalls arranges vertically laminarly folds arms 9,9 rings at inner core 4 inwalls of folding arms are multiple row and evenly arrange on week, each row are folded arms and 9 are staggered, and fold arms 9 structure as shown in Figure 2 and Figure 3, the 9 middle part bendings of folding arms, broken line is along inner core axis direction, 9 the bending medial surface of folding arms is working face, and working face is tilted to the right, angle of inclination 10 degree.
The right-hand member of inner core 4 is opening, and the right-hand member length of urceolus 3 is longer than inner core 4, make material in inner core 4 outside right-hand member falls into naturally 3 carry, the right-hand member center of urceolus 3 is provided with air outlet 7.The inwall of urceolus 3 is provided with the helical blade 8 with spiral 11 opposite directions that lead, during rotation, helical blade 8 is carried material left, the bottom of urceolus 3 left ends is provided with discharging opening 16, discharging opening 16 is respectively the first discharging opening 16a, the second discharging opening 16b, the 3rd discharging opening 16c setting gradually from right to left, and on the urceolus barrel at the first discharging opening 16a and the second discharging opening 16b place, screen cloth being set, the screen cloth hole at the first discharging opening 16a place is less than the screen cloth hole at the second discharging opening 16b place.The left end of urceolus 3 forms at the intersection of each discharging opening 16 step that barrel dliameter progressively increases left.Isolation mutually between discharging opening 16 and air compartment.
The bottom of this device is arranged on stand, and as shown in Figure 1, Figure 3, the outer wall of urceolus 3 middle part is provided with gear ring 5 to the power set of this device, position corresponding with gear ring 5 on stand is provided with connected successively motor 13, decelerator 14, driven wheel 15, driven wheel 15 and gear 5 engagements.As shown in Figure 1 and Figure 2, in the both sides of gear ring 5, be respectively equipped with rolling ring 6, bracket is provided with support roller 12, and support roller 12 rolls in rolling ring 6, for urceolus 3 provides support.
During work, motor 13 drives urceolus 3 and inner core 4 synchronously to rotate, by charging aperture 1, to inner core 4, add granulated fertilizer and powdered carbon mixture to be covered, and add binding agent by spray gun 2, granulated fertilizer and powdered carbon mixture in inner core 4 through folding arms 9 stir-fry and evenly mix, and carry to the right, while arriving inner core 4 right-hand member, fall into urceolus 3, and carry to the left along the interlayer of urceolus 3 and inner core 4 by the effect of urceolus helical blade 8, and in urceolus course of conveying, carry out whole, make particle mellow and full full, complete the fertilizer of coated and whole grain because the variable grain size of coating thickness is variant, screen cloth by discharging openings at different levels when arriving the left end of urceolus 3 carries out sorting.In the process of above operation, from air inlet, be blown into dry-heat air simultaneously, dry-heat air is dried the fertilizer in coated by inner core air channel, and blows out from air outlet.In the process of carrying at urceolus, utilize the waste heat distributing by inner core barrel to carry out redrying, taken full advantage of heat, and play heat insulation effect, improved operating personnel's working environment.
Claims (6)
1. a slurry-spraying rotary granulator, comprise coaxially arranged, synchronous inner core and the urceolus rotating, inner core is contrary with urceolus throughput direction, it is characterized in that: inner core one end is provided with charging aperture, the other end is communicated with urceolus, charging aperture one side of inner core is provided with air inlet, inner core opposite side opening is communicated with urceolus, and set out air port on the urceolus of inner core open side, form the dry air channel that connects inner core, during the coated granulation of material, material and coating tumble mixed in inner core, make coating be coated on material skin, and to the opposite side of inner core, carry simultaneously, inner core mass transport is behind the end of inner core opposite side, fall into the urceolus being communicated with inner core, material is oppositely carried along the interlayer of inner/outer tube, and oppositely in course of conveying, carrying out whole grain, make satisfactorily rule of particle, material cools in collet chuck layer course of conveying outside simultaneously, in granulation, from air inlet, to inner core, be blown into dry-heat air, material is dried, dry-heat air passes through inner core open side from air outlet, the heat of inner core is by radially outward cylinder transmission of barrel simultaneously, material to the whole grain of urceolus carries out redrying, the inwall of described inner core is provided with for folding arms of stir-frying, fold arms laminar for what stretch in cylinder, the inwall of described urceolus is provided with the helical blade of reverse conveying, the bottom, one end that described urceolus is positioned at charging aperture is provided with discharging opening, described discharging opening is provided with several, some discharging openings are along urceolus axial distribution, and on the urceolus barrel at each discharging opening place, the screen cloth that hole progressively increases is set along the throughput direction of urceolus.
2. slurry-spraying rotary granulator according to claim 1, is characterized in that: described in the middle part bending of folding arms, broken line is along inner core axis direction, the side bending inwards of folding arms is working face.
3. slurry-spraying rotary granulator according to claim 2, is characterized in that: described in the working face of folding arms to inner core air side, tilt.
4. according to the slurry-spraying rotary granulator described in claim 1 or 2 or 3, it is characterized in that: the inwall two ends of described inner core are provided with the guiding spiral of carrying for forward.
5. according to the slurry-spraying rotary granulator described in claim 1 or 2 or 3, it is characterized in that: described inner core charging aperture one end is also provided with the spray gun of jet binder.
6. according to the slurry-spraying rotary granulator described in claim 1 or 2 or 3, it is characterized in that: the outer wall of described urceolus is provided with the gear ring matching with motor, on the outer wall of urceolus, be also provided with rolling ring and support roller for supporting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110024199.8A CN102120160B (en) | 2011-01-21 | 2011-01-21 | Slurry-spraying rotary granulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110024199.8A CN102120160B (en) | 2011-01-21 | 2011-01-21 | Slurry-spraying rotary granulator |
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| CN102120160A CN102120160A (en) | 2011-07-13 |
| CN102120160B true CN102120160B (en) | 2014-07-16 |
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| CN103861491A (en) * | 2012-12-11 | 2014-06-18 | 倪国权 | Large-scale vertical stirring separation apparatus |
| CN103331128A (en) * | 2013-07-05 | 2013-10-02 | 江苏瑞安特重型机械有限公司 | Rotary drum granulator |
| CN104028166A (en) * | 2014-05-07 | 2014-09-10 | 广西地源之本肥业有限公司 | Opposite jet type slurry spraying granulation drier |
| CN104014275A (en) * | 2014-05-07 | 2014-09-03 | 广西地源之本肥业有限公司 | Spraying granulation drying machine |
| CN104028165A (en) * | 2014-05-07 | 2014-09-10 | 广西地源之本肥业有限公司 | Direct jet type slurry spraying granulation drier |
| CN104174331B (en) * | 2014-08-22 | 2016-01-13 | 山东佐田氏生物科技有限公司 | A kind of spiral fluid bed granulation process and equipment thereof |
| TWI696487B (en) * | 2015-03-05 | 2020-06-21 | 美商葛拉工業公司 | Tumbler and method for conditioning material |
| CN104801257B (en) * | 2015-04-01 | 2017-04-12 | 中国恩菲工程技术有限公司 | Replacement device |
| CN105536645B (en) * | 2015-12-29 | 2018-01-23 | 柏红梅 | Three pot types automate particulate manufacturing method and system |
| CN105674767A (en) * | 2016-03-04 | 2016-06-15 | 王本 | Raw material fast cooling device |
| CN107213782B (en) * | 2017-07-27 | 2020-10-09 | 青岛华世洁环保科技有限公司 | Composite biological filler for treating insoluble VOCs (volatile organic compounds) and preparation method thereof |
| CN109592877B (en) * | 2018-12-29 | 2024-01-16 | 四川高博环投科技有限公司 | Sludge drying and granulating equipment |
| CN110540482B (en) * | 2019-10-24 | 2024-01-09 | 怀化南岭民用爆破服务有限公司 | Dehumidification equipment is used in explosive production |
| CN111895794A (en) * | 2020-08-06 | 2020-11-06 | 四川钜鼎节能环保科技有限公司 | Magnesium slag cooling machine |
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| CN201997302U (en) * | 2011-01-21 | 2011-10-05 | 浙江布莱蒙农业科技股份有限公司 | Spray rotary granulator |
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| CN201074946Y (en) * | 2007-09-01 | 2008-06-18 | 江苏科行环境工程技术有限公司 | Double-cylinder slewing type drier |
| CN101492328A (en) * | 2009-03-10 | 2009-07-29 | 中国科学院南京土壤研究所 | Horizontal revolving drum granulator suitable for highly containing water or moisture fertilizer |
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Effective date of registration: 20170608 Address after: 313113 Zhejiang city of Huzhou province Changxing County Si'an Town Industrial Zone Co-patentee after: Hangzhou Qianjiang Drying Equipment Co., Ltd. Patentee after: Zhejiang Qianjiang drying equipment Co., Ltd. Wei Co-patentee after: Zhejiang Bulaimeng Agricultural Science and Technology Co., Ltd. Address before: 310021 Zhejiang Province, Hangzhou, Jianggan District Ding Bridge West Road, No. 5 Patentee before: Zhejiang Bulaimeng Agricultural Science and Technology Co., Ltd. |
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