CN102836672A - Horizontal boiling bed of spray granulation fluidized drying system - Google Patents
Horizontal boiling bed of spray granulation fluidized drying system Download PDFInfo
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- CN102836672A CN102836672A CN2012101140698A CN201210114069A CN102836672A CN 102836672 A CN102836672 A CN 102836672A CN 2012101140698 A CN2012101140698 A CN 2012101140698A CN 201210114069 A CN201210114069 A CN 201210114069A CN 102836672 A CN102836672 A CN 102836672A
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- 238000009835 boiling Methods 0.000 title claims abstract description 48
- 238000001035 drying Methods 0.000 title claims abstract description 37
- 238000005469 granulation Methods 0.000 title claims abstract description 19
- 230000003179 granulation Effects 0.000 title claims abstract description 19
- 239000007921 spray Substances 0.000 title claims abstract description 18
- 239000004744 fabric Substances 0.000 claims abstract description 21
- 238000009826 distribution Methods 0.000 claims abstract description 11
- 238000005507 spraying Methods 0.000 claims description 25
- 239000000843 powder Substances 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 241000282326 Felis catus Species 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 239000008188 pellet Substances 0.000 claims description 11
- 238000001694 spray drying Methods 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 10
- 229920006395 saturated elastomer Polymers 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 6
- 235000013312 flour Nutrition 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000003756 stirring Methods 0.000 abstract 2
- 238000001816 cooling Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 7
- 239000011230 binding agent Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000008187 granular material Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000012216 screening Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 210000004712 air sac Anatomy 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- -1 drying Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
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- 238000011084 recovery Methods 0.000 description 1
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Abstract
The invention relates to a horizontal boiling bed of a spray granulation fluidized drying system. The horizontal boiling bed comprises: a shell, a boiling bed plate arranged in the shell, an air distribution device used for providing hot air from the bottom of the boiling bed plate, and an air outlet arranged at one end of the shell top. An electric stirring device and multiple dedusting cloth bags are disposed over the boiling bed plate in order. A stirring device is disposed in the horizontal boiling bed, thus being suitable for improving the drying efficiency.
Description
Technical field
The present invention relates to the technical field of drying equipment, specifically is the horizontal boiling bed of a kind of spraying granulation fluidized drying system.
Background technology
Existing spray granulating and drying machine is widely used in industries such as chemical industry, medicine, food, is used for the preparation of tablet, electuary, capsule, instant food, beverage particles, slow-releasing granules, chemical granule etc.
The technological process of existing spray granulating and drying machine generally is: air heater via heating is laggard goes into the fluid bed bottom, passes distribution grid and contacts with material, makes material be fluidization.The good binding agent of mother liquor is delivered to atomizer respectively by compression pump, coats the fluidized particles surface after the atomizing so that particle bonds each other, and through constantly fluidisation, coating, drying, particle is grown up gradually, discharges from the fluid bed discharging opening after reaching desired granularity.
The dry technological process of another kind of spraying granulation is: droplet and hot-air are worked with the mode of mixed flow; Hot-air is to get in the tower through the hot-air distributor on the top cover; Hot-air distributor produces one downward streamline air draught, and droplet sprays into thermal air current from bottom to top.Droplet is owing to surface tension effects forms sphere, and simultaneously because droplet has very big surface area, wherein the rapid evaporation drying of moisture forms dry spheric granules powder and finally shrink.
The weak point of above-mentioned prior art is: must contain binding agent in the droplet of spraying granulation drying, otherwise can't granulate.And the use binding agent makes production cost higher on the one hand, and binding agent tends to influence product quality on the other hand.
How being suitable for the efficient spraying granulation drying system dry, that need not to use binding agent of granulating through a kind of, is the technical barrier of this area.
In addition, the drying efficiency of existing horizontal boiling bed is lower, the dust granules spill-out is bigger, how to address this problem, and also is the technical barrier of this area.
Summary of the invention
The technical problem that the present invention will solve provides a kind of simple in structure, horizontal boiling bed of being suitable for the higher spraying granulation fluidized drying system of highly effective drying and the fine grained material rate of recovery.
For solving the problems of the technologies described above; The horizontal boiling bed 7 of spraying granulation fluidized drying provided by the invention system; It comprises: housing, be located at boiling bed board 7.5 in this housing, be used for from the bottom of said boiling bed board 7.5 air-distribution device 7.1 of hot blast and the exhaust outlet of being located at case top being provided, in housing, above this boiling bed board, be provided with electric mixing device 7.4 and a plurality of dust-removal cloth-bag 7.2 successively.
The middle and upper part of interior, contiguous this housing of said housing is provided with central dividing plate, and the top margin of this central dividing plate is connected with the inner wall sealing of said housing with dual-side; Said dust-removal cloth-bag 7.2 comprises a plurality of cloth bags that are distributed in these central dividing plate both sides; Bottom opening in each cloth bag of said central dividing plate homonymy is fixed on the base fabric; Be distributed with the through hole that links to each other with the bottom opening of said cloth bag respectively on this base fabric; Each base fabric is separately fixed on the support ring of the dividing plate both sides that mediate; Be fixed with pressure bladder around each support ring, each pressure bladder after the inflation is suitable for making between each support ring and the central dividing plate and between the inwall of each support ring and said housing and is sealed and matched, so that the ascending air in the upper shell is only discharged through each cloth bag.Link to each other in the top of each cloth bag of said central dividing plate homonymy and the piston rod of a shake cylinder, the cloth bag that is used to control said central dividing plate both sides is alternately shaken; Said exhaust outlet comprises and is distributed in a pair of of said central dividing plate both sides, and each exhaust outlet is provided with butterfly valve, the shake cylinder alternation of said central dividing plate both sides, and when a shake cylinder began to move, the said butterfly valve of homonymy was closed; Simultaneously; Open with the butterfly valve of another shake cylinder homonymy; Continuity with the bag-type dust operation that realizes the horizontal boiling bed; Make the alternately shake of cloth bag that is distributed in said central dividing plate both sides, the particle that adsorbs on the cloth bag shaken off to bed board, realize the recycling of fines, need not to make the horizontal boiling bed to shut down simultaneously after shake again; The action of shake cylinder is controlled by PLC.
The spraying granulation fluidized drying system that uses said horizontal boiling bed comprises centrifugal spray drying tower 1, and it comprises: successively at the bottom of the cat head 1.1, tower body 1.2 and the taper tower that connect of upper-lower seal 1.3; It is characterized in that: cat head 1.1 bottom center are provided with atomizer 1.4, in this spray drying tower 1 and under said atomizer 1.4, are provided with to be used for the upwards pressure nozzle 1.5 of spray powder, and this pressure nozzle 1.5 links to each other with the dry powder powder feed system.
Said cat head 1.1 is provided with the branch vane 1.6 that links to each other with hot-air system, and annular is evenly distributed with a plurality of hot blast shower nozzles 1.7 that link to each other with minute vane 1.6 on cat head 1.1 bottom surfaces, and each hot blast shower nozzle 1.7 is suitable for exporting the hot blast tangent with the inwall of barrel-type tower body 1.2.During work; The multiply hot blast of each hot blast shower nozzle 1.7 output is downward along the spiral inner wall of tower body 1.2; It is descending and contact, be bonded to plastochondria with dry powder particle that the multiply whirlwind carries droplet; Make the said plastochondria of multiply whirlwind have long dry trip simultaneously, guaranteed drying effect said plastochondria.
Said hot blast shower nozzle 1.7 comprises: the conical shell that the top links to each other with said minute vane 1.6; Be evenly distributed with a plurality of parallel wind direction blade 1.7.1 on the bottom nozzle 1.7.0 of this conical shell; The two ends central authorities of each wind direction blade 1.7.1 are provided with rotating shaft 1.7.2, and the outer end of this rotating shaft 1.7.2 is rotatably assorted with the shaft seat 1.7.3 that is located on the bottom nozzle 1.7.0 of said conical shell; The same lateral edges of each wind direction blade 1.7.1 and the wind direction of axial distribution control cable are fixedly linked, and are provided with the hollow connecting rod 1.7.4 that is sheathed on the said wind direction control cable between the adjacent wind direction blade 1.7.1; The two ends of wind direction control cable are extended said conical shell and are linked to each other with a pair of wind direction adjusting handle 1.7.8 that is located at cat head 1.1 tops respectively; This is a pair of coordinated type handwheel to wind direction adjusting handle 1.7.8; Be used for the said wind direction of folding and unfolding respectively control cable and control described each wind direction blade 1.7.1 towards; And then the adjusting wind direction, make the inwall of hot blast and barrel-type tower body 1.2 of hot blast shower nozzle 1.7 output tangent.After each wind direction blade 1.7.1 regulated and puts in place, described a pair of handwheel adopted position-limit mechanism to fix.
The body that said hot blast shower nozzle 1.7 links to each other with minute vane 1.6 is provided with volume damper 1.8, is used to make the air output of each hot blast shower nozzle 1.7 identical, so that the whirlwind air quantity basically identical of each hot blast shower nozzle output, and then makes granulation effect basically identical.
The both sides of said wind direction control cable are distributed with assist with cable parallel with this wind direction control cable and that be fixedly linked with the same lateral edges of each wind direction blade 1.7.1, so that each wind direction blade 1.7.1 keeping parallelism.Be arranged with the hollow connecting rod 1.7.4 that is between the adjacent wind direction blade 1.7.1 on this assist with cable; The length of each hollow connecting rod 1.7.4 is consistent with the spacing of said adjacent wind direction blade 1.7.1; Playing a supporting role, and prevent wind direction blade 1.7.1 distortion.
Said pressure nozzle 1.5 comprises one, and to be sphere, arc angle be that 120 °-130 ° the air-flow that dusts divides sheet 1.5.1; This air-flow that dusts divides and is evenly equipped with flour opening 1.5.0 on the sheet 1.5.1; The center line axial distribution of each flour opening 1.5.0 is so that the dry powder of ejection evenly scatters in all angles that make progress.
Said air-distribution device 7.1 links to each other with the top outlet inlet of boiling air heat exchanger 35, and this boiling air heat exchanger comprises: the preheating unit of heat exchange unit that the multilayer upper-lower seal connects and the heat exchange unit below that is sealedly attached to bottom; This preheating unit comprises the multilayer that upper-lower seal connects; The bottom air intake vent that is in the preheating unit 35.2 of the bottom links to each other with the air outlet of a spraying air blast; The thermal medium inlet of each heat exchange unit links to each other with the saturated steam carrier pipe; The thermal medium outlet of each heat exchange unit is through linking to each other with the thermal medium inlet of each preheating unit behind the steam trap; The thermal medium outlet output condensed water of each preheating unit; This condensed water is sent back to boiler, regenerates the said saturated steam that is not less than 130 ℃.
Discharging opening at the bottom of the said taper tower links to each other with the feeding mouth of horizontal boiling bed through first Blowing stopper.
The method of work of above-mentioned drying system; It comprises: said atomizer 1.4 and the downward respectively simultaneously spray powder of spraying, make progress of pressure nozzle 1.5 that centrifugal spray drying tower is interior; Hot blast shower nozzle 1.7 output a blast of hot air simultaneously, the multiply hot blast is downward along the spiral inner wall of tower body 1.2, and it is descending and contact, be bonded to plastochondria with dry powder particle that the multiply whirlwind carries droplet; And at the bottom of said taper tower, 1.3 compiling the moulding pellet, pellet is exported through Blowing stopper.
As the scheme of optimizing, the relative velocity of the dry powder that the droplet of the spacing of atomizer 1.4 and pressure nozzle 1.5, atomizer 1.4 ejections and pressure nozzle 1.5 spray is suitable for making droplet and dry powder to cross fully and makes its intersection cover the cross section of tower body 1.2 just.
The method of work of above-mentioned drying system, it comprises: the shake cylinder alternation of said central dividing plate both sides, when a shake cylinder began to move, the said butterfly valve of homonymy was closed; Simultaneously, the butterfly valve with another shake cylinder homonymy is held open.
The technique effect that the present invention has:
(1) mode that spray downwards in employing of the present invention top, the bottom makes progress spray powder with respect to upwards spraying, adopts downwards that spraying is suitable for making the further refinement of droplet and increases droplet density, guarantees that droplet is abundant with dry powder, high density contacts; In addition, in the descending process of droplet, the particle fines in the droplet is adhesive half wet condition rapidly and is bonded to the lower plastochondria of overall humidity with oncoming dry powder, so need not to use binding agent just can realize granulating and drying;
When (2) dryer group of the present invention is worked; The multiply hot blast of each hot blast shower nozzle output forms the multiply whirlwind downwards along the spiral inner wall of tower body; It is descending and contact, be bonded to plastochondria with the high density dry powder particle that each strand whirlwind carries the high density droplet; The multiply whirlwind makes said plastochondria have long dry trip simultaneously, has guaranteed the drying effect to said plastochondria.The multiply whirlwind plays the cleaning effect to the inwall of drying tower simultaneously, prevents that material from gluing wall, coking;
(3) hot blast shower nozzle of the present invention adopts the shutter of adjustable wind direction, guarantees to export the hot blast tangent with the inwall of barrel-type tower body;
(4) heat exchanger of the present invention is suitable for utilizing flash steam, the hot water preheating gas to be heated of abundant 130 ℃ superheated water generation, has significantly improved utilization efficiency of heat energy;
(5) be provided with agitating device in the horizontal boiling bed of the present invention, be suitable for improving drying efficiency;
(6) cloth bag in the horizontal boiling bed of the present invention adopts air sac sealing, in conjunction with the cylinder dither technique, is suitable for fully reclaiming fine granular materials.
Description of drawings
For content of the present invention is more clearly understood, below basis specific embodiment and combine accompanying drawing, the present invention is done further detailed explanation, wherein
Fig. 1 is the structural representation of dryer group of the present invention;
Fig. 2 is the partial structurtes sketch map of centrifugal spray drying tower of the present invention;
Fig. 3 is the B-B profile among Fig. 2;
Fig. 4 is said hot blast shower nozzle and the local enlarged drawing thereof among Fig. 3;
Fig. 5 is the partial enlarged drawing that the air-flow that dusts of said pressure nozzle divides sheet;
Fig. 6 is horizontal boiling bed of the present invention and the cooling bed enlarged drawing of horizontal boiling;
Fig. 7 is the internal structure sketch map of horizontal boiling bed of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated:
Like Fig. 1, the spraying granulation fluidized drying unit of present embodiment, it comprises: centrifugal spray drying tower 1, this spray drying tower 1 comprise at the bottom of cat head 1.1, tower body 1.2 and the taper tower that upper-lower seal successively connects 1.3; Said cat head 1.1 is provided with the branch vane 1.6 that links to each other with hot-air system.Said hot-air system comprises the spray air heat exchanger, and the top outlet inlet of spray air heat exchanger links to each other with the air intake vent of said minute vane 1.6 through electric heater 10, the first high temperature high efficiency particulate air filter 9 successively.The bottom air intake vent of spray air heat exchanger 5 links to each other with the air outlet of spraying air blast 24, and the air inlet of this air blast 24 is imitated filter 23 with first junior middle school and linked to each other.
The charging basket 18 that is used to hold feed liquid links to each other with said atomizer 1.4 through Mono pump.
Said tower body 1.2 is a jacket type structure; The top in the chuck chamber of tower body 1.2 links to each other with the exhaust outlet of a cooling retaining wall blower fan 12; Be used to cool off the inwall of tower body 1.2; This inwall is used for and the pellet generation heat exchange of accomplishing granulation, makes the quick cooling curing of pellet, prevents sticking wall and prevents that inwall is overheated and make material generation coking.
The bottom air intake vent of said spray air heat exchanger 5 links to each other with the air outlet of spraying air blast 24, and the top outlet inlet of said spray air heat exchanger 5 links to each other with the air intake vent of said minute vane 1.6 through electric heater 10, the first high temperature high efficiency particulate air filter 9 successively.The air inlet of said air blast 24 is imitated filter 23 with first junior middle school and is linked to each other.
1.3 discharging opening links to each other with the feeding mouth of horizontal boiling bed 7 through first Blowing stopper 1.9 at the bottom of the said taper tower, and the bed board top in the horizontal boiling bed 7 is provided with electric mixing device 7.4 and dust-removal cloth-bag 7.2 successively.
The discharging opening of said horizontal boiling bed 7 links to each other through the feeding mouth of a flow control valve 7.3 with a horizontal boiling cooling bed 8; The discharging opening of this horizontal boiling cooling bed 8 links to each other with a screening machine 27 through second Blowing stopper 26; The finished product pellet outlet of screening machine 27 links to each other with the feeding mouth of a weighing-packaging machine 28, and the fine powder outlet of screening machine 27 links to each other with Wen's feeder 22 through air conveying line.Wen's feeder 22 is adjustable Wen's feeder, and this Wen's feeder 22 links to each other with the discharging opening of first efficient cyclone separator, 21 bottoms.
The air-distribution device 7.1 of said horizontal boiling bed 7 bottoms links to each other through the top outlet inlet of high temperature high efficiency particulate air filter 32 with boiling air heat exchanger 35; This boiling air heat exchanger 35 is identical with the structure of said spray air heat exchanger 5.
Said boiling air heat exchanger 35 comprises: heat exchange unit 35.1 that the multilayer upper-lower seal connects and the preheating unit 35.2 that is sealedly attached to heat exchange unit 35.1 belows of bottom; This preheating unit 35.2 comprises the multilayer that upper-lower seal connects; The bottom air intake vent that is in the preheating unit 35.2 of the bottom links to each other with the air outlet of another spraying air blast.
The thermal medium inlet of each heat exchange unit 35.1 links to each other with the saturated steam carrier pipe; The thermal medium outlet of each heat exchange unit 35.1 links to each other with the thermal medium inlet of each preheating unit 35.2 through a steam trap 11 backs; The thermal medium outlet output condensed water of each preheating unit 35.2; This condensed water is sent back to boiler, regenerates the said saturated steam that is not less than 130 ℃.
During use; 130 ℃ saturated steam send into each heat exchange unit 35.1 and fluidized drying with gas converting heat after the superheated water of 130 ℃ of outputs; This superheated water of 130 ℃ generates flash steam behind said steam trap 11; And be 100 ℃ vapour-liquid admixture, and send into each preheating unit 35.2 heat exchange, be used for the said fluidized drying of preheating and use gas; Successively heated through each heat exchange unit 35.1 again by the gas of preheating, finally reach required temperature.
In the heat transfer process of each heat exchange unit 35.1,130 ℃ saturated steam is emitted covert heat in the process that is condensed into 130 ℃ of water, makes the heat exchange coil in each heat exchange unit 35.1 remain at 130 ℃; And then make fluidized drying after heat exchange successively, reach 120 ℃ basically with gas.
Said 130 ℃ superheated water is sent into each preheating unit 35.2 behind said steam trap 11, use gas, be beneficial to the raising thermal energy conversion efficiency, with energy-conservation with the said fluidized drying of preheating.
The cold wind blast pipe 8.1 of the bottom of said horizontal boiling cooling bed 8 links to each other with a cooled dehumidifier unit 29 through high efficiency particulate air filter 30.
When the pellet aridity of some type of spray drying tower 1 output is not enough, adopt horizontal boiling bed 7 further dry said pellets.When the pellet aridity of spray drying tower 1 output is up to standard, see and omit horizontal boiling bed 7, directly adopt said horizontal boiling cooling bed 8 to cool off said pellet.
The top of 1.3 discharging opening is provided with exhausting pipeline 20 at the bottom of the contiguous said taper tower, and exhausting pipeline 20 links to each other with second efficient cyclone separator 14, spraying air-introduced machine 15 successively.The bottom discharge mouth of first cyclone separator 14 links to each other through the feeding mouth of a Blowing stopper with said horizontal boiling bed 7.
Claims (10)
1. horizontal boiling bed; It is characterized in that comprising: housing, be located at boiling bed board in this housing, be used for the exhaust outlet that the air-distribution device of hot blast is provided and is located at case top from the bottom of said boiling bed board, in housing, above this boiling bed board, be provided with electric mixing device and a plurality of dust-removal cloth-bag successively.
2. horizontal boiling bed according to claim 1 is characterized in that: the middle and upper part of interior, contiguous this housing of said housing is provided with central dividing plate, and the top margin of this central dividing plate is connected with the inner wall sealing of said housing with dual-side; Said dust-removal cloth-bag comprises a plurality of cloth bags that are distributed in these central dividing plate both sides; Bottom opening in each cloth bag of said central dividing plate homonymy is fixed on the base fabric; Be distributed with the through hole that links to each other with the bottom opening of said cloth bag respectively on this base fabric; Each base fabric is separately fixed on the support ring of the dividing plate both sides that mediate; Be fixed with pressure bladder around each support ring, each pressure bladder after the inflation is suitable for making between each support ring and the central dividing plate and between the inwall of each support ring and said housing and is sealed and matched; Link to each other in the top of each cloth bag of said central dividing plate homonymy and the piston rod of a shake cylinder, the cloth bag that is used to control said central dividing plate both sides is alternately shaken; Said exhaust outlet comprises and is distributed in a pair of of said central dividing plate both sides that each exhaust outlet is provided with butterfly valve.
3. use the spraying granulation fluidized drying system of the described horizontal boiling bed of said claim 1, it is characterized in that comprising centrifugal spray drying tower, it comprises at the bottom of cat head, tower body and the taper tower that upper-lower seal connects successively;
Cat head bottom center is provided with atomizer, in this spray drying tower and under said atomizer, is provided with to be used for the upwards pressure nozzle of spray powder; Said cat head is provided with the branch vane that links to each other with hot-air system, and annular is evenly distributed with a plurality of hot blast shower nozzles that link to each other with minute vane on the cat head bottom surface, and each hot blast shower nozzle is suitable for exporting the hot blast tangent with the inwall of barrel-type tower body.
4. spraying granulation fluidized drying according to claim 3 system; It is characterized in that: said hot blast shower nozzle comprises: the conical shell that the top links to each other with said minute vane; Be evenly distributed with a plurality of parallel wind direction blades on the bottom nozzle of this conical shell; The two ends central authorities of each wind direction blade are provided with rotating shaft, and the outer end of this rotating shaft is rotatably assorted with the shaft seat of being located on the bottom nozzle of said conical shell; The same lateral edges of each wind direction blade and the wind direction of axial distribution control cable are fixedly linked, and are provided with the hollow connecting rod that is sheathed on the said wind direction control cable between the adjacent wind direction blade; The two ends of wind direction control cable are extended said conical shell and are linked to each other with a pair of wind direction adjusting handle of being located at the cat head top respectively; This is a pair of coordinated type handwheel to the wind direction adjusting handle; Be used for the said wind direction of folding and unfolding respectively control cable and control described each wind direction blade towards, make the inwall of hot blast and barrel-type tower body of hot blast shower nozzle output tangent.
5. spraying granulation fluidized drying according to claim 4 system is characterized in that: after described each wind direction blade was regulated and put in place, described a pair of handwheel adopted position-limit mechanism to fix; Said hot blast shower nozzle is provided with volume damper with the body that minute vane links to each other, and is used to make the air output of each hot blast shower nozzle identical.
6. spraying granulation fluidized drying according to claim 5 system; It is characterized in that: the both sides of said wind direction control cable are distributed with assist with cable parallel with this wind direction control cable and that be fixedly linked with the same lateral edges of each wind direction blade, so that each wind direction blade keeping parallelism; Be arranged with the hollow connecting rod that is between the adjacent wind direction blade on this assist with cable.
7. spraying granulation fluidized drying according to claim 6 system; It is characterized in that: said pressure nozzle comprises one, and to be sphere, arc angle be that 120 °-130 ° the air-flow that dusts divides sheet; This air-flow that dusts divides and is evenly equipped with flour opening on the sheet, the center line axial distribution of each flour opening.
8. spraying granulation fluidized drying according to claim 7 system; It is characterized in that: said air-distribution device 7.1 links to each other with the top outlet inlet of a boiling air heat exchanger, and this boiling air heat exchanger comprises: the preheating unit of heat exchange unit that the multilayer upper-lower seal connects and the heat exchange unit below that is sealedly attached to bottom; This preheating unit comprises the multilayer that upper-lower seal connects; The bottom air intake vent that is in the preheating unit 35.2 of the bottom links to each other with the air outlet of a spraying air blast;
The thermal medium inlet of each heat exchange unit links to each other with the saturated steam carrier pipe; The thermal medium outlet of each heat exchange unit is through linking to each other with the thermal medium inlet of each preheating unit behind the steam trap; The thermal medium outlet output condensed water of each preheating unit; This condensed water is sent back to boiler, regenerates the said saturated steam that is not less than 130 ℃.
9. the method for work of drying system according to claim 8; It is characterized in that comprising: the downward respectively simultaneously spray powder of spraying, make progress of said atomizer in the centrifugal spray drying tower and pressure nozzle; Hot blast shower nozzle output a blast of hot air simultaneously, the multiply hot blast is downward along the spiral inner wall of tower body, and it is descending and contact, be bonded to plastochondria with dry powder particle that the multiply whirlwind carries droplet; And at the bottom of said taper tower, compiling the moulding pellet, pellet is exported through Blowing stopper.
10. the method for work of drying system according to claim 2 is characterized in that comprising: the shake cylinder alternation of said central dividing plate both sides, and when a shake cylinder began to move, the said butterfly valve of homonymy was closed; Simultaneously, the butterfly valve with another shake cylinder homonymy is held open.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410044835.7A CN103816838B (en) | 2012-04-17 | 2012-04-17 | The method of work of spraying granulation fluidized drying system |
| CN201210114069.8A CN102836672B (en) | 2012-04-17 | 2012-04-17 | Horizontal boiling bed of spray granulation fluidized drying system |
| CN201410044753.2A CN103816837B (en) | 2012-04-17 | 2012-04-17 | The method of work of the horizontal boiling bed of spraying granulation fluidized drying system |
| CN201410045103.XA CN103816839B (en) | 2012-04-17 | 2012-04-17 | Spraying granulation fluidized drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210114069.8A CN102836672B (en) | 2012-04-17 | 2012-04-17 | Horizontal boiling bed of spray granulation fluidized drying system |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410044835.7A Division CN103816838B (en) | 2012-04-17 | 2012-04-17 | The method of work of spraying granulation fluidized drying system |
| CN201410045103.XA Division CN103816839B (en) | 2012-04-17 | 2012-04-17 | Spraying granulation fluidized drying system |
| CN201410044753.2A Division CN103816837B (en) | 2012-04-17 | 2012-04-17 | The method of work of the horizontal boiling bed of spraying granulation fluidized drying system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102836672A true CN102836672A (en) | 2012-12-26 |
| CN102836672B CN102836672B (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410045103.XA Expired - Fee Related CN103816839B (en) | 2012-04-17 | 2012-04-17 | Spraying granulation fluidized drying system |
| CN201410044835.7A Expired - Fee Related CN103816838B (en) | 2012-04-17 | 2012-04-17 | The method of work of spraying granulation fluidized drying system |
| CN201410044753.2A Expired - Fee Related CN103816837B (en) | 2012-04-17 | 2012-04-17 | The method of work of the horizontal boiling bed of spraying granulation fluidized drying system |
| CN201210114069.8A Active CN102836672B (en) | 2012-04-17 | 2012-04-17 | Horizontal boiling bed of spray granulation fluidized drying system |
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| CN201410045103.XA Expired - Fee Related CN103816839B (en) | 2012-04-17 | 2012-04-17 | Spraying granulation fluidized drying system |
| CN201410044835.7A Expired - Fee Related CN103816838B (en) | 2012-04-17 | 2012-04-17 | The method of work of spraying granulation fluidized drying system |
| CN201410044753.2A Expired - Fee Related CN103816837B (en) | 2012-04-17 | 2012-04-17 | The method of work of the horizontal boiling bed of spraying granulation fluidized drying system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506052A (en) * | 2013-10-24 | 2014-01-15 | 如皋市长江食品有限公司 | Pelletizing system for potassium sorbate particles |
| CN107213845A (en) * | 2017-07-20 | 2017-09-29 | 深圳市芭田生态工程股份有限公司 | The prilling process of compound fertilizer granulating system and compound fertilizer granulating system |
| CN108654513A (en) * | 2018-06-13 | 2018-10-16 | 长沙鑫本药业有限公司 | Vibration-type sponging granulator |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890288B (en) * | 2016-06-16 | 2018-01-02 | 江苏宇通干燥工程有限公司 | A kind of spraying granulation drying device |
| CN109699986B (en) * | 2018-12-29 | 2022-08-26 | 明富（上海）健康科技有限公司 | Equipment for industrially producing oil embedded sour agent particles and production method thereof |
| CN114247166B (en) * | 2021-12-27 | 2023-01-13 | 江苏帕特斯环保科技有限公司 | Horizontal spraying flash evaporation granulating device and process thereof |
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| JP2002038046A (en) * | 2000-07-27 | 2002-02-06 | Sumitomo Chem Co Ltd | Method for spray-drying aqueous solution or dispersion of organic dye compound |
| CN201337897Y (en) * | 2008-12-05 | 2009-11-04 | 株洲千金药业股份有限公司 | Spray drying granulator |
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| CN102198382A (en) * | 2010-03-25 | 2011-09-28 | 常州一步干燥设备有限公司 | Boiling granulation drying machine |
| CN201940207U (en) * | 2010-12-17 | 2011-08-24 | 常州市鹏多干燥设备有限公司 | Granulating and drying device of one-step fluidized bed |
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- 2012-04-17 CN CN201410045103.XA patent/CN103816839B/en not_active Expired - Fee Related
- 2012-04-17 CN CN201410044835.7A patent/CN103816838B/en not_active Expired - Fee Related
- 2012-04-17 CN CN201410044753.2A patent/CN103816837B/en not_active Expired - Fee Related
- 2012-04-17 CN CN201210114069.8A patent/CN102836672B/en active Active
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| CN101432063A (en) * | 2006-05-02 | 2009-05-13 | 尼罗有限公司 | Flocculation apparatus and method for producing flocculated particle |
| CN201152669Y (en) * | 2007-08-15 | 2008-11-19 | 查国才 | Horizontal type bubbling dryer |
| JP2009106862A (en) * | 2007-10-30 | 2009-05-21 | Toyo Eng Corp | Granulator and method of granulation using the same |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103506052A (en) * | 2013-10-24 | 2014-01-15 | 如皋市长江食品有限公司 | Pelletizing system for potassium sorbate particles |
| CN103506052B (en) * | 2013-10-24 | 2016-04-27 | 如皋市长江食品有限公司 | Potassium sorbate granule granulating system |
| CN107213845A (en) * | 2017-07-20 | 2017-09-29 | 深圳市芭田生态工程股份有限公司 | The prilling process of compound fertilizer granulating system and compound fertilizer granulating system |
| CN107213845B (en) * | 2017-07-20 | 2023-08-29 | 深圳市芭田生态工程股份有限公司 | Compound fertilizer granulating system and granulating method thereof |
| CN108654513A (en) * | 2018-06-13 | 2018-10-16 | 长沙鑫本药业有限公司 | Vibration-type sponging granulator |
| CN108654513B (en) * | 2018-06-13 | 2024-02-27 | 长沙鑫本药业有限公司 | Vibration type spray granulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103816837B (en) | 2016-01-20 |
| CN102836672B (en) | 2014-08-20 |
| CN103816839B (en) | 2016-03-30 |
| CN103816839A (en) | 2014-05-28 |
| CN103816838A (en) | 2014-05-28 |
| CN103816837A (en) | 2014-05-28 |
| CN103816838B (en) | 2016-01-20 |
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