CN103591770A - Continuous drying equipment for glucose and continuous drying technology for glucose - Google Patents
Continuous drying equipment for glucose and continuous drying technology for glucose Download PDFInfo
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Abstract
The invention discloses a set of continuous drying equipment for glucose and a continuous drying technology for glucose and belongs to the technical field of drying. The drying equipment comprises a vertical boiling fluid bed dryer, a horizontal boiling fluid bed dryer, a horizontal boiling fluid bed cooler, a vibrating screen, a pulverizer, a first pneumatic delivery pipe, a second pneumatic delivery pipe and a recovery tank, wherein the vertical boiling fluid bed dryer, the horizontal boiling fluid bed dryer and the horizontal boiling fluid bed cooler are sequentially connected, the horizontal boiling fluid bed cooler is connected with the vibrating screen, a large particle outlet of the vibrating screen is connected with the pulverizer, the pulverizer is connected with the horizontal boiling fluid bed dryer through the first pneumatic delivery pipe, and a small particle outlet of the vibrating screen is connected with the recovery tank through the second pneumatic delivery pipe. The continuous drying equipment for glucose is not only low in drying energy consumption, high in heat exchange efficiency and short in drying time but also small in occupied area, large-particle materials can be screened, pulverized and redried with the equipment, and the drying effect is greatly improved.
Description
Technical field
The present invention relates to a kind of drying equipment and drying process, more particularly, relate to a kind of continuous drying equipment for Dextrose Monohydrate and DEXTROSE ANHYDROUS and drying process.
Background technology
Glucose (chemical formula C
6h
12o
6) be called again corn sugar, corn sugar, even referred to as glucose, be the widest and of paramount importance a kind of monose of distributed in nature, it is a kind of polyhydroxy aldehyde.Pure glucose is clear crystal, and pleasantly sweet but sweet taste is not as sucrose, soluble in water, is slightly soluble in ethanol, is insoluble to ether.Aqueous solution optically-active to the right, therefore also claim " dextrose ".Glucose has critical role in field of biology, is energy source and the metabolic intermediate product of living cells, i.e. biological main energy supply material.Plant can produce glucose by photosynthesis.In candy manufacturing industry and field of medicaments extensive application.Under normal temperature condition, hydrate that can β-D-Glucose (containing 1 hydrone) form crystallize out from the oversaturated aqueous solution, fusing point is 80 ℃; The crystal of separating out between 50～115 ℃ is anhydrous alpha-D-glucose, 146 ℃ of fusing points.Yet the dry quantity-produced complete set of equipments of glucose and processing technology come with some shortcomings in currently available technology, drying effect is bad, and drying efficiency is low, is prone to the phenomenon that glucose enters air, causes the waste of resource.
Through retrieval, find to have for glucose drying equipment and drying process and carry out improved technical scheme openly, as Chinese Patent Application No. 201110330146.9, Shen Qing Publication day is on May 2nd, 2012, invention and created name is: DEXTROSE ANHYDROUS drying equipment and drying process, this application case relates to a kind of DEXTROSE ANHYDROUS drying equipment and drying process, its drying equipment comprises fluid bed, also comprise back-mixing bed, described fluid bed comprises one section of fluid bed and two sections of fluid beds, described back-mixing bed bottom is connected with air inlet pipe I by pressure fan I, having heaters I in described air inlet pipe I, air inlet pipe II, air inlet pipe III is connected with one section of fluid bed respectively, air inlet pipe IV, air inlet pipe V is connected with two sections of fluid beds respectively, pressure fan II by heat exchanger II respectively with air inlet pipe II, air inlet pipe III, air inlet pipe IV is connected with air inlet pipe V, avoided the temperature of charge that causes because of continuous drying high, the phenomenon of the easy variable color caking of finished product, but its weak point is: this application case can not solve the dry inadequate problem of bulky grain glucose, and fully dry bulky grain glucose does not mix with granule glucose, also can cause granule glucose absorption moisture, there is the bad problem of drying effect.
Summary of the invention
1. the technical problem that invention will solve
The object of the invention is to overcome the undesirable deficiency of the drying effect of glucose in prior art, a kind of continuous drying equipment and drying process of glucose are provided, adopt technical scheme provided by the invention, not only energy consumption for drying is low, heat exchange efficiency is high, drying time is short, and whole dry run is carried out under closed state, to glucose material and environmental nonpollution, simultaneously, production equipment floor space of the present invention is little, for large granular materials, carries out screening, pulverizing, dry again, has greatly improved drying effect.
2. technical scheme
For achieving the above object, technical scheme provided by the invention is:
The continuous drying equipment of a kind of glucose of the present invention, comprise horizontal boiling fluid bed dryer and horizontal boiling fluid bed cooler, also comprise vertical boiling fluidised-bed drying machine, vibratory sieve, pulverizer, the first pneumatic carrier, the second pneumatic carrier and recycling can, the discharging opening of described vertical boiling fluidised-bed drying machine is connected with the charging aperture of horizontal boiling fluid bed dryer, the discharging opening of described horizontal boiling fluid bed dryer is connected with the charging aperture of horizontal boiling fluid bed cooler, the discharging opening of described horizontal boiling fluid bed cooler is connected with vibratory sieve, the bulky grain outlet of described vibratory sieve is connected with pulverizer, described pulverizer is connected with horizontal boiling fluid bed dryer by the first pneumatic carrier, the granule outlet of described vibratory sieve is connected with recycling can by the second pneumatic carrier.
Further, also comprise separator and mist dust remover, the gas outlet of described vertical boiling fluidised-bed drying machine, horizontal boiling fluid bed dryer and horizontal boiling fluid bed cooler is connected with the air inlet of separator respectively, the gas outlet of described separator is connected with mist dust remover, and the solid outlet of described separator is connected with horizontal boiling fluid bed cooler.
Further, the air inlet of described vertical boiling fluidised-bed drying machine is connected with air inlet pipe I, the air inlet of described horizontal boiling fluid bed dryer is connected with air inlet pipe II, the air inlet of described horizontal boiling fluid bed cooler is connected with air inlet pipe III, described air inlet pipe I, in air inlet pipe II and air inlet pipe III, vapor heat exchanger is all installed, described vapor heat exchanger is connected with high steam pipeline, described air inlet pipe II is connected with air inlet pipe IV respectively with air inlet pipe III, described air inlet pipe IV respectively with the first pneumatic carrier, the second pneumatic carrier is connected, in described air inlet pipe IV, cooled dehumidifier unit is installed, described cooled dehumidifier unit is connected with cooling water pipeline.
Further, described vertical boiling fluidised-bed drying machine comprises cylindrical shell, throwing feeder, screw feeder and annular oriffice, described throwing feeder is arranged at the middle part of cylindrical shell, and its charging aperture is connected with screw feeder, described annular oriffice is arranged at the bottom of cylindrical shell, cylindrical shell is divided into material district and air intake district, and described bottom, material district is provided with discharging opening, and described air intake district is provided with air inlet.
Further, described horizontal boiling fluid bed dryer comprises loading hopper, agitator, circular arc hothouse and fluid bed orifice plate, described fluid bed orifice plate is arranged at the bottom of circular arc hothouse, horizontal boiling fluid bed dryer is divided into material district and air intake district, described agitator is arranged at a side in material district, and the top of agitator arranges loading hopper, the opposite side in described material district is provided with discharging opening, the top in described material district is provided with gas outlet, on the sidewall of described circular arc hothouse, be provided with and observe visor and cleaning manhole, described air intake district is provided with air inlet.
The continuous drying technique of a kind of glucose of the present invention, its processing step is:
(1) wet stock enters vertical boiling fluidised-bed drying machine and carries out predrying;
(2) half wet stock after predrying enters horizontal boiling fluid bed dryer and is fully dried;
(3) dried high-temperature material enters horizontal boiling fluid bed cooler and carries out cooling;
(4) cooled material enters vibratory sieve, after the large granular materials after screening is pulverized by pulverizer, enters horizontal boiling fluid bed dryer continue dry through the first pneumatic carrier;
(5) in step (4), the small particles material after screening enters storage bin through the second pneumatic carrier.
Further, the air themperature entering in step (1) in vertical boiling fluidised-bed drying machine is 90 ℃, and the pressure in vertical boiling fluidised-bed drying machine is-200Pa, and the temperature of charge after predrying is 35～40 ℃.
Further, the air themperature entering in step (2) in horizontal boiling fluid bed dryer is 70 ℃, and the pressure in horizontal boiling fluid bed dryer is-200Pa that dried temperature of charge is 45～55 ℃.
Further, the air themperature entering in step (3) in horizontal boiling fluid bed cooler is 21 ℃, and the pressure in horizontal boiling fluid bed cooler is-200Pa that cooled temperature of charge is 25～30 ℃.
Further, the small particles material described in step (4) and step (5) is that particle diameter is less than or equal to 20 object materials, and described large granular materials is that particle diameter is greater than 20 object materials.
3. beneficial effect
Adopt technical scheme provided by the invention, compare with existing known technology, there is following remarkable result:
(1) continuous drying equipment of a kind of glucose of the present invention, the discharging opening of its vertical boiling fluidised-bed drying machine is connected with the charging aperture of horizontal boiling fluid bed dryer, the discharging opening of horizontal boiling fluid bed dryer is connected with the charging aperture of horizontal boiling fluid bed cooler, through multilevel drying, drying effect is better, utilize horizontal boiling fluid bed cooler to carry out cooling, avoid glucose because of continuous high temperature variable color;
(2) continuous drying equipment of a kind of glucose of the present invention, the discharging opening of its horizontal boiling fluid bed cooler is connected with vibratory sieve, the bulky grain outlet of vibratory sieve is connected with pulverizer, pulverizer is connected with horizontal boiling fluid bed dryer by the first pneumatic carrier, the granule outlet of vibratory sieve is connected with recycling can by the second pneumatic carrier, for large granular materials, carry out screening, pulverizing, dry again, greatly improved drying effect, and the glucose even particle size of producing;
(3) continuous drying equipment of a kind of glucose of the present invention, the gas outlet of its vertical boiling fluidised-bed drying machine, horizontal boiling fluid bed dryer and horizontal boiling fluid bed cooler is connected with the air inlet of separator respectively, the gas outlet of separator is connected with mist dust remover, the solid outlet of separator is connected with horizontal boiling fluid bed cooler, fully reclaim the powdered glucose containing in air-flow, avoid the waste of glucose resource, and powdered glucose enters in air, contaminated environment;
(4) continuous drying equipment of a kind of glucose of the present invention, its air inlet pipe I, in air inlet pipe II and air inlet pipe III, vapor heat exchanger is all installed, vapor heat exchanger is connected with high steam pipeline, air inlet pipe II is connected with air inlet pipe IV respectively with air inlet pipe III, air inlet pipe IV respectively with the first pneumatic carrier, the second pneumatic carrier is connected, in air inlet pipe IV, cooled dehumidifier unit is installed, cooled dehumidifier unit is connected with cooling water pipeline, utilize high steam and pure air heat exchange to be dried, predrying temperature is high, redrying temperature is lower, make the glucose can be fully dry, utilize chilled water and pure air heat exchange, carry out the cooling and strength of glucose and carry, make glucose reach fast the requirement that is applicable to the packing of product,
(5) continuous drying equipment of a kind of glucose of the present invention, its vertical boiling fluidised-bed drying machine comprises cylindrical shell, throwing feeder, screw feeder and annular oriffice, throwing feeder is arranged at the middle part of cylindrical shell, and its charging aperture is connected with screw feeder, annular oriffice is arranged at the bottom of cylindrical shell, cylindrical shell is divided into material district and air intake district, bottom, material district is provided with discharging opening, air intake district is provided with air inlet, this vertical boiling fluidised-bed drying machine energy consumption for drying is low, in unit dischargeable capacity, have huge heat-transfer area, improved the efficiency of heat exchange, shortened drying time; Throwing feeder can be scattered on fluid bed material equably, under the acting in conjunction of annular oriffice, can effectively prevent that glucose from luming in dry run;
(6) continuous drying equipment of a kind of glucose of the present invention, its horizontal boiling fluid bed dryer comprises loading hopper, agitator, circular arc hothouse and fluid bed orifice plate, fluid bed orifice plate is arranged at the bottom of circular arc hothouse, horizontal boiling fluid bed dryer is divided into material district and air intake district, agitator is arranged at a side in material district, and the top of agitator arranges loading hopper, the glucose material that makes to enter in material district enters even fluidized state, uniform drying, has avoided the caking of glucose material; On the sidewall of circular arc hothouse, be provided with and observe visor and cleaning manhole, be convenient to observe and cleaning; Adopt circular arc hothouse, hothouse, without dead angle, guarantee the drying uniformity of material, and energy consumption for drying is low, and heat exchanger effectiveness is high;
(7) the continuous drying technique of a kind of glucose of the present invention, wet glucose material is carried out respectively predrying, dry, cooling, screening, pulverizing and is dried, glucose grain diameter is controlled in 20 orders, not only make the dry more complete, thorough of glucose, avoid inabundant dry bulky grain glucose to mix with granule glucose, cause the problem of granule glucose absorption moisture;
(8) the continuous drying technique of a kind of glucose of the present invention, the temperature that enters vertical boiling fluidised-bed drying machine, horizontal boiling fluid bed dryer and horizontal boiling fluid bed cooler reduces step by step, improves material outward appearance, prevents material variable color; Vertical boiling fluidised-bed drying machine, horizontal boiling fluid bed dryer and horizontal boiling fluid bed cooler all keep negative pressure state, are conducive to air and flow into, and make material keep fluidized state, improve drying effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the continuous drying equipment of a kind of glucose of the present invention;
Fig. 2 is the structural representation of the vertical boiling fluidised-bed drying machine in the present invention;
Fig. 3 is the structural representation of the horizontal boiling fluid bed dryer in the present invention;
Fig. 4 is the A-A direction sectional structure schematic diagram of Fig. 3;
Fig. 5 is the continuous drying equipment distribution schematic diagram of a kind of glucose of the present invention;
Fig. 6 is the continuous drying craft block-diagram of a kind of glucose of the present invention.
Label declaration in schematic diagram:
1, vertical boiling fluidised-bed drying machine; 2, horizontal boiling fluid bed dryer; 3, horizontal boiling fluid bed cooler; 4, vibratory sieve; 5, pulverizer; 6, the first pneumatic carrier; 7, the second pneumatic carrier; 8, recycling can; 9, vapor heat exchanger; 10, cooled dehumidifier unit; 11, separator; 12, mist dust remover; 13, air inlet pipe I; 14, air inlet pipe II; 15, air inlet pipe III; 16, air inlet pipe IV; 101, cylindrical shell; 102, throwing feeder; 103, screw feeder; 104, annular oriffice; 201, loading hopper; 202, agitator; 203, observe visor; 204, cleaning manhole; 205, circular arc hothouse; 206, fluid bed orifice plate.
The specific embodiment
For further understanding content of the present invention, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
Embodiment
In conjunction with Fig. 1, the continuous drying equipment of a kind of glucose of the present embodiment, comprises vertical boiling fluidised-bed drying machine 1, horizontal boiling fluid bed dryer 2, horizontal boiling fluid bed cooler 3, vibratory sieve 4, pulverizer 5, the first pneumatic carrier 6, the second pneumatic carrier 7 and recycling can 8.The discharging opening of vertical boiling fluidised-bed drying machine 1 is connected with the charging aperture of horizontal boiling fluid bed dryer 2 by Blowing stopper, the discharging opening of horizontal boiling fluid bed dryer 2 is connected with the charging aperture of horizontal boiling fluid bed cooler 3 by Blowing stopper, the discharging opening of horizontal boiling fluid bed cooler 3 is connected with vibratory sieve 4 by Blowing stopper, wherein, vertical boiling fluidised-bed drying machine 1 is for carrying out predrying to wet glucose material; Horizontal boiling fluid bed dryer 2 is for carrying out secondary drying to obtain after predrying half wet glucose material, and drying effect is better; Horizontal boiling fluid bed cooler 3 carries out cooling for the glucose material to dry, avoid glucose because of continuous high temperature variable color.The bulky grain outlet of vibratory sieve 4 is connected with pulverizer 5, pulverizer 5 is connected with horizontal boiling fluid bed dryer 2 by the first pneumatic carrier 6, the granule outlet of vibratory sieve 4 is connected with recycling can 8 by the second pneumatic carrier 7, for large granular materials, carry out screening, pulverizing, dry again, greatly improved drying effect, and the glucose even particle size of producing.
As shown in Figure 5, in order fully to reclaim the powdered glucose containing in air-flow, avoid powdered glucose to enter in air, cause waste and the pollution to environment of glucose resource, the continuous drying equipment of a kind of glucose of the present embodiment, also comprise separator 11 and mist dust remover 12, vertical boiling fluidised-bed drying machine 1, the gas outlet of horizontal boiling fluid bed dryer 2 and horizontal boiling fluid bed cooler 3 is connected with the air inlet of separator 11 respectively, the gas outlet of separator 11 is connected with mist dust remover 12, the solid outlet of separator 11 is connected with horizontal boiling fluid bed cooler 3, whole dry run is all carried out under closed state, glucose material is not polluted, guaranteed the quality of product.The continuous drying equipment of a kind of glucose of the present embodiment, the air inlet of vertical boiling fluidised-bed drying machine 1 is connected with air inlet pipe I 13, the air inlet of horizontal boiling fluid bed dryer 2 is connected with air inlet pipe II 14, the air inlet of horizontal boiling fluid bed cooler 3 is connected with air inlet pipe III 15, air inlet pipe I 13, in air inlet pipe II 14 and air inlet pipe III 15, vapor heat exchanger 9 and air cleaner are all installed, vapor heat exchanger 9 is connected with high steam pipeline, the end of high steam pipeline is provided with drain valve, air inlet pipe II 14 is connected with air inlet pipe IV 16 by blower fan respectively with air inlet pipe III 15, air inlet pipe IV 16 is passed through respectively roots blower, air cleaner and the first pneumatic carrier 6, the second pneumatic carrier 7 is connected, cooled dehumidifier unit 10 is installed in air inlet pipe IV 16, cooled dehumidifier unit 10 is connected with cooling water pipeline, the temperature of the cooling water passing through is 7 ℃, air inlet pipe I 13 and air inlet pipe IV 16 are for introducing pure air, utilize high steam and pure air heat exchange to be dried, predrying temperature is high, redrying temperature is lower, make the glucose can be fully dry, utilize chilled water and pure air heat exchange, carry out the cooling and strength of glucose and carry, make glucose reach fast the requirement that is applicable to the packing of product.
As shown in Figure 2, vertical boiling fluidised-bed drying machine 1 in the present embodiment comprises cylindrical shell 101, throwing feeder 102, screw feeder 103 and annular oriffice 104, throwing feeder 102 is arranged at the middle part of cylindrical shell 101, and its charging aperture is connected with screw feeder 103, annular oriffice 104 is arranged at the bottom of cylindrical shell 101, cylindrical shell 101 is divided into material district and air intake district, and bottom, material district is provided with discharging opening, and air intake district is provided with air inlet.Wet glucose material enters throwing feeder 102 through screw feeder 103, under the effect of throwing feeder 102, glucose material is scattered on fluid bed equably, hot-air enters fluid bed from the air inlet in air intake district, carries out sufficient heat exchange reach dry object by annular oriffice 104 and glucose material.In this vertical boiling fluidised-bed drying machine 1 energy consumption for drying Di， unit dischargeable capacity, have huge heat-transfer area, improved the efficiency of heat exchange, shortened drying time.
As shown in Figure 3 and Figure 4, horizontal boiling fluid bed dryer 2 in the present embodiment comprises loading hopper 201, agitator 202, circular arc hothouse 205 and fluid bed orifice plate 206, fluid bed orifice plate 206 is arranged at the bottom of circular arc hothouse 205, horizontal boiling fluid bed dryer 2 is divided into material district and air intake district, agitator 202 is arranged at a side in material district, and the top of agitator 202 arranges loading hopper 201, the opposite side in material district is provided with discharging opening, the top in material district is provided with gas outlet, on the sidewall of circular arc hothouse 205, be provided with and observe visor 203 and cleaning manhole 204, be convenient to observe and cleaning, air intake district is provided with air inlet.The wet glucose material in after predrying half enters material district through loading hopper 201, and is scattered on agitator 202, and under the effect of agitator 202, glucose material enters even fluidized state, and uniform drying has been avoided the caking of glucose; Hot-air enters horizontal boiling fluid bed dryer 2 from the air inlet in air intake district, by circular arc hothouse 205 and glucose material, carries out sufficient heat exchange, makes glucose material fully dry.This horizontal boiling fluid bed dryer 2 adopts circular arc hothouse 205, and hothouse, without dead angle, guarantee the drying uniformity of material, and energy consumption for drying is low, and heat exchanger effectiveness is high.
In conjunction with Fig. 6, the continuous drying technique of a kind of glucose of the present invention, its processing step is:
(1) wet stock enters vertical boiling fluidised-bed drying machine 1 and carries out predrying, throwing feeder 102 in vertical boiling fluidised-bed drying machine 1 and annular oriffice 104 have prevented that glucose material from luming in dry run effectively, wherein, the pure air temperature entering in vertical boiling fluidised-bed drying machine 1 is 90 ℃, pressure in vertical boiling fluidised-bed drying machine 1 is-200Pa, and the temperature of charge after predrying is 35～40 ℃;
(2) half wet stock after predrying enters horizontal boiling fluid bed dryer 2 and is fully dried, reach the drying process requirement of glucose, wherein, the pure air temperature entering in horizontal boiling fluid bed dryer 2 is 70 ℃, pressure in horizontal boiling fluid bed dryer 2 is-200Pa that dried temperature of charge is 45～55 ℃;
(3) dried high-temperature material enters horizontal boiling fluid bed cooler 3 and carries out cooling, make glucose reach fast the requirement that is applicable to the packing of product, wherein, the pure air temperature entering in horizontal boiling fluid bed cooler 3 is 21 ℃, pressure in horizontal boiling fluid bed cooler 3 is-200Pa that cooled temperature of charge is 25～30 ℃;
(4) cooled material enters vibratory sieve 4, after large granular materials after screening is pulverized by pulverizer 5, through the first pneumatic carrier 6, entering horizontal boiling fluid bed dryer 2 continues dry, greatly improved drying effect, and the glucose even particle size of producing, avoid inabundant dry bulky grain glucose to mix with granule glucose, cause the problem of granule glucose absorption moisture;
(5) in step (4), the small particles material after screening enters storage bin through the second pneumatic carrier 7, has realized the continuous drying of glucose.
Above-mentioned small particles material refers to that particle diameter is less than or equal to 20 object materials, and large granular materials is that particle diameter is greater than 20 object materials.The continuous drying technique of a kind of glucose of the present embodiment, the temperature that enters vertical boiling fluidised-bed drying machine 1, horizontal boiling fluid bed dryer 2 and horizontal boiling fluid bed cooler 3 reduces step by step, improves material outward appearance, prevents material variable color; Vertical boiling fluidised-bed drying machine 1, horizontal boiling fluid bed dryer 2 and horizontal boiling fluid bed cooler 3 all keep negative pressure state, are conducive to air and flow into, and make material keep fluidized state, improve drying effect.
The continuous drying equipment of a kind of glucose of the present invention and drying process, be particularly useful for the low temperature drying to Dextrose Monohydrate and DEXTROSE ANHYDROUS, not only energy consumption for drying is low, and heat exchange efficiency is high, and drying time is short, and whole dry run is carried out under closed state, to glucose material and environmental nonpollution, meanwhile, production equipment floor space of the present invention is little, for large granular materials, carry out screening, pulverizing, dry again, greatly improved drying effect.
Below schematically the present invention and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiments of the present invention, and actual structure is not limited to this.So, if those of ordinary skill in the art is enlightened by it, in the situation that not departing from the invention aim, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection scope of the present invention.
Claims (10)
1. the continuous drying equipment of a glucose, comprise horizontal boiling fluid bed dryer (2) and horizontal boiling fluid bed cooler (3), it is characterized in that: also comprise vertical boiling fluidised-bed drying machine (1), vibratory sieve (4), pulverizer (5), the first pneumatic carrier (6), the second pneumatic carrier (7) and recycling can (8), the discharging opening of described vertical boiling fluidised-bed drying machine (1) is connected with the charging aperture of horizontal boiling fluid bed dryer (2), the discharging opening of described horizontal boiling fluid bed dryer (2) is connected with the charging aperture of horizontal boiling fluid bed cooler (3), the discharging opening of described horizontal boiling fluid bed cooler (3) is connected with vibratory sieve (4), the bulky grain outlet of described vibratory sieve (4) is connected with pulverizer (5), described pulverizer (5) is connected with horizontal boiling fluid bed dryer (2) by the first pneumatic carrier (6), the granule outlet of described vibratory sieve (4) is connected with recycling can (8) by the second pneumatic carrier (7).
2. the continuous drying equipment of a kind of glucose according to claim 1, it is characterized in that: also comprise separator (11) and mist dust remover (12), the gas outlet of described vertical boiling fluidised-bed drying machine (1), horizontal boiling fluid bed dryer (2) and horizontal boiling fluid bed cooler (3) is connected with the air inlet of separator (11) respectively, the gas outlet of described separator (11) is connected with mist dust remover (12), and the solid outlet of described separator (11) is connected with horizontal boiling fluid bed cooler (3).
3. the continuous drying equipment of a kind of glucose according to claim 2, it is characterized in that: the air inlet of described vertical boiling fluidised-bed drying machine (1) is connected with air inlet pipe I (13), the air inlet of described horizontal boiling fluid bed dryer (2) is connected with air inlet pipe II (14), the air inlet of described horizontal boiling fluid bed cooler (3) is connected with air inlet pipe III (15), described air inlet pipe I (13), in air inlet pipe II (14) and air inlet pipe III (15), vapor heat exchanger (9) is all installed, described vapor heat exchanger (9) is connected with high steam pipeline, described air inlet pipe II (14) is connected with air inlet pipe IV (16) respectively with air inlet pipe III (15), described air inlet pipe IV (16) respectively with the first pneumatic carrier (6), the second pneumatic carrier (7) is connected, in described air inlet pipe IV (16), cooled dehumidifier unit (10) is installed, described cooled dehumidifier unit (10) is connected with cooling water pipeline.
4. the continuous drying equipment of a kind of glucose according to claim 3, it is characterized in that: described vertical boiling fluidised-bed drying machine (1) comprises cylindrical shell (101), throwing feeder (102), screw feeder (103) and annular oriffice (104), described throwing feeder (102) is arranged at the middle part of cylindrical shell (101), and its charging aperture is connected with screw feeder (103), described annular oriffice (104) is arranged at the bottom of cylindrical shell (101), cylindrical shell (101) is divided into material district and air intake district, described bottom, material district is provided with discharging opening, described air intake district is provided with air inlet.
5. the continuous drying equipment of a kind of glucose according to claim 4, it is characterized in that: described horizontal boiling fluid bed dryer (2) comprises loading hopper (201), agitator (202), circular arc hothouse (205) and fluid bed orifice plate (206), described fluid bed orifice plate (206) is arranged at the bottom of circular arc hothouse (205), horizontal boiling fluid bed dryer (2) is divided into material district and air intake district, described agitator (202) is arranged at a side in material district, and the top of agitator (202) arranges loading hopper (201), the opposite side in described material district is provided with discharging opening, the top in described material district is provided with gas outlet, on the sidewall of described circular arc hothouse (205), be provided with and observe visor (203) and cleaning manhole (204), described air intake district is provided with air inlet.
6. a continuous drying technique for glucose, its processing step is:
(1) wet stock enters vertical boiling fluidised-bed drying machine (1) and carries out predrying;
(2) half wet stock after predrying enters horizontal boiling fluid bed dryer (2) and is fully dried;
(3) dried high-temperature material enters horizontal boiling fluid bed cooler (3) and carries out cooling;
(4) cooled material enters vibratory sieve (4), after the large granular materials after screening is pulverized by pulverizer (5), enters horizontal boiling fluid bed dryer (2) continue dry through the first pneumatic carrier (6);
(5) in step (4), the small particles material after screening enters storage bin through the second pneumatic carrier (7).
7. the continuous drying technique of a kind of glucose according to claim 6, it is characterized in that: the air themperature entering in step (1) in vertical boiling fluidised-bed drying machine (1) is 90 ℃, pressure in vertical boiling fluidised-bed drying machine (1) is-200Pa, and the temperature of charge after predrying is 35～40 ℃.
8. the continuous drying technique of a kind of glucose according to claim 6, it is characterized in that: the air themperature entering in step (2) in horizontal boiling fluid bed dryer (2) is 70 ℃, pressure in horizontal boiling fluid bed dryer (2) is-200Pa that dried temperature of charge is 45～55 ℃.
9. the continuous drying technique of a kind of glucose according to claim 6, it is characterized in that: the air themperature entering in step (3) in horizontal boiling fluid bed cooler (3) is 21 ℃, pressure in horizontal boiling fluid bed cooler (3) is-200Pa that cooled temperature of charge is 25～30 ℃.
10. the continuous drying technique of a kind of glucose according to claim 6, it is characterized in that: the small particles material described in step (4) and step (5) is that particle diameter is less than or equal to 20 object materials, described large granular materials is that particle diameter is greater than 20 object materials.
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| CN104121757A (en) * | 2014-06-26 | 2014-10-29 | 黑龙江大三源乳品机械有限公司 | Boiling, vibrating and drying fluidized bed and drying method |
| CN104930847A (en) * | 2015-07-15 | 2015-09-23 | 南京高捷轻工设备有限公司 | Wet solid material feeding device with pre-drying function and pre-drying feeding method thereof |
| CN106403555A (en) * | 2016-09-07 | 2017-02-15 | 王振霞 | Traditional Chinese medicine drying and placing device |
| CN108224998A (en) * | 2018-03-08 | 2018-06-29 | 江苏金陵干燥科技有限公司 | Graphene particles drier special |
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| CN108826836A (en) * | 2018-08-14 | 2018-11-16 | 浙江海正化工股份有限公司 | Upper flow regime combination type drying machines |
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| CN103900350A (en) * | 2014-04-11 | 2014-07-02 | 山东省食品发酵工业研究设计院 | Method for preventing sodium gluconate wet crystals from caking in drying process |
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| CN104930847A (en) * | 2015-07-15 | 2015-09-23 | 南京高捷轻工设备有限公司 | Wet solid material feeding device with pre-drying function and pre-drying feeding method thereof |
| CN106403555A (en) * | 2016-09-07 | 2017-02-15 | 王振霞 | Traditional Chinese medicine drying and placing device |
| CN108224998A (en) * | 2018-03-08 | 2018-06-29 | 江苏金陵干燥科技有限公司 | Graphene particles drier special |
| CN108759314A (en) * | 2018-07-06 | 2018-11-06 | 陆文光 | Vertical, horizontal boiling combination drying, cooling integrated machine and its working method |
| CN108826836A (en) * | 2018-08-14 | 2018-11-16 | 浙江海正化工股份有限公司 | Upper flow regime combination type drying machines |
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