CN1081505A - Vertical type drying tower - Google Patents
Vertical type drying tower Download PDFInfo
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- CN1081505A CN1081505A CN 92106317 CN92106317A CN1081505A CN 1081505 A CN1081505 A CN 1081505A CN 92106317 CN92106317 CN 92106317 CN 92106317 A CN92106317 A CN 92106317A CN 1081505 A CN1081505 A CN 1081505A
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Abstract
Vertical type drying tower, the drying equipment that belongs to the grain material, drying equipment especially for Fructus Hordei Germinatus, it is by vertical tower body, the charging and discharging system, advance, exhaust system, baking temperature control and program control system constitute, the slanted screen wall type that tower body adopts insulation material to be built into, in drying bed is arranged, by a plurality of dividing plates the drying bed bed external space is divided into several ventilation air chambers, different temperatures district for dryer section, molten burnt section, the accent section of withering, feed zone, molten burnt section is provided with the high-temperature hot-air import, is being provided with the blanking shutoff valve with the dryer section joint, and the charging and discharging mouth is equipped with screw auger.This tower heat-insulating property is strong, under the material flow resistance little, need not artificial stirring, the tower floor space is little, can save labour 50%, product quality reaches 90% quality percentage.
Description
A kind of dry dried equipment of grain material that relates to is applicable to the drying equipment of Fructus Hordei Germinatus of the oven dry, particularly beer raw material of the grain material that is difficult to dewater.
The equipment that is used at present grain heat-drying both at home and abroad roughly can be divided into drying tower and fluidisation drying plant two big classes.The equipment that " fluid bed " and " vibration drying machine " is such is because material is short running time in machine, fluidization is insufficient, the grain class material that is difficult to dewater is not just reached the requirement of oven dry, the drying tower of another kind of equipment, domestic major part is used for the maize oven dry, maize is by flowing from top to bottom on the tower, a temperature on earth, these drying equipments then can not adapt to the drying materials that specific (special) requirements is arranged.
Three layers of the most of uses of drying equipment, bilayer, single-deck oven or the high efficiency furnace of domestic system wheat industry, this stove ubiquity has: floor space is big, energy utilization rate is low, labor strength is big, condition is arduous, needs artificial stirring in the malt drying process, and output is fixed, be subjected to the limitation of stove, output is difficult to improve.Because many condition influence in the drying course, quality is difficult to shortcomings such as assurance.
Shortcoming or deficiency in view of above-mentioned technology exists the invention provides a kind of vertical type drying tower, and floor space is little, can adapt to different-grain diameter, the vertical type drying tower of the grain dry materials that different temperatures requires.
Technical scheme of the present invention realizes by following technology contents: vertical type drying tower is by vertical tower body, charging, discharge system, and air intake exhaust system, taper drying bed, temperature control system and program control system constitute.
Tower body adopts hollow brick to infuse and builds, and its heat-insulating property is strengthened, and heat energy dissipation is slow; Feed system comprises the cloth screw feeder of bucket elevator, moisture-eliminating blower and uniform distribution effect; Discharge system comprises that blanking quantitatively controls wheel, blanking screw feeder, defeated material screw feeder and the arc gate that dams; Apparatus control system comprises clock controller; Timing warner and program board; Temperature monitoring system comprises level sensor, temperature sensor and console; The air intake exhaust system comprises air-heater, air-cooler, moisture-eliminating blower and ventilation shaft.
One or more taper band sieve aperture shape drying beds are set in the tower body, by a plurality of diaphragm plates the outer space of bed is separated into a plurality of ventilation air chambers, formation each drying bed from top to bottom is divided into a plurality of drying layers sub-region of the different temperatures of molten burnt section, dryer section, the accent section of withering, feed zone, the regional air chamber of molten burnt section is provided with the high-temperature hot-air import, and hot blast temperature is 75 ℃～88 ℃; Warm wind inlet during dryer section zone air chamber is provided with, hot blast temperature is 50 ℃～70 ℃; The dryer section of drying bed and molten burnt section position, joint are provided with the blanking shutoff valve, be arcuate structure, the drying bed outer wall is provided with strip hole, the up big and down small one-tenth inversed taper platform of drying bed shape structure, is provided with spirality screw feeder device at the charging aperture on drying tower top and the discharging opening of bottom.
Material is carried into cat head by elevator, by horizontal cloth screw feeder, enter storagetank and enter drying bed by vertical cloth screw feeder, utilize from focusing in the drying bed from top to bottom successively through feed zone, 45 ℃ the accent section of withering, 65 ℃ dryer section, 85 ℃ of molten burnt sections can establish two drying beds in each section, be made of tapered pole and framework sieve, the spacing of two drying beds is certain, and its both sides are air chamber.According to the needs of hot blast flow process, middle level, device chamber is by the dress dividing plate, and drying bed is by dress 270M
2Sieve plate, the sieve plate hole is designed to microscler, and percent opening is 28%, and this design had both improved the manufacturability of sieve punching, had improved percent opening again, and had reduced the resistance of material in drying bed, thereby finished dry overall process.Material thickness approaches in cone, the dry run because drying bed is simultaneously, and heating surface area is even, dewatering time is fast, has shortened arid cycle.Dry good Fructus Hordei Germinatus is by the discharging of clock controller timing alarm, press the programme-control button, start and carry screw feeder, delayed startup is successively taken turns in blanking control, the Fructus Hordei Germinatus that drying is good is delivered to stump extractor, discharging speed can be controlled according to the motor speed that the production capacity adjustment blanking control of incomplete statistics stump extractor is taken turns, outside down disconnected (the 4th section) material output tower, the blanking sensor is reported to the police, open dividing plate, material loading is dirty successively, from be fed to discharging totally seven power-equipments all with the Remote Control Automatic control program control of separate unit.The hot blast rate of oven dry usefulness is a thermal source with high temperature gas in the wind furnace (V-type stoker), converting 12 to through heat exchanger is stable hot blasts, the hot temperature of each dryer section fusion cold wind before advancing each dryer section is reconciled, and the principle of dry materials realizes with convection type and sharp draft humidity discharging.
Hot blast total amount and each hot blast temperature follow back detector by temperature and recorder constantly shows, record and overload alarm, and temperature adjustment is to regulate with the control valve on each arm.
The hot blast of hot-blast stove output is after cold wind mixes, reach uniform temperature, be conveyed in the tower respectively by 65 ℃ and 85 ℃ of blast pipes, it is material bed to enter the bottom through passage with horizontal direction, by erecting the air channel again to be horizontally through vertical wheat layer, then, enter epimere wheat layer, discharged by air blast at last through perpendicular air channel.
The present invention compared with prior art, owing to abandoned the weak point of other drying tower, to the tower body internal structure, the air intake exhaust system improves, and makes it heat-insulating property and strengthens, and flow resistance is little under the material, and need not to stir stirring in the dry run, the stoving process that is particularly useful for wet stock than other open hearth, high efficiency furnace good drying effect, can reach following index:
Production capacity 45 ton per days
Productivity ratio 3.75 ton per days per capita
120 to 145 kilowatt-hours of/ton Fructus Hordei Germinatus of power consumption
0.20 to 0.22 ton of/ton Fructus Hordei Germinatus of coal consumption (mark coal)
Quality index is used for malt drying, and quality reaches and surpasses the company standard requirement, and high-grade-goods rate is 41%, and qualification rate reaches 99.8%.
Because the sieve plate hole is designed to microscler, percent opening is 28%, this design had both improved the manufacturability of sieve punching, improved percent opening again, and reduced the resistance of material in drying bed, because drying bed is cone, material thickness in the dry run is thin, heating surface area is even, and dewatering time is fast, has shortened arid cycle.Being generally 24 hours as original horizontal drying equipment (double-floor kiln, high efficiency furnace) is one-period, and this tower was an arid cycle with 18 to 20 hours only.This tower has compact conformation, floor space is little, can save fund 60%, can save labour 50%, workman's working condition is good, labour intensity is low, safety, energy utilization rate height, and the thermal source loss is little, and the output high-quality is good, the product of being produced surpasses (trying) promulgated by the ministries or commissions of the Central Government standard-required, and the product quality percentage reaches more than 90%.
Fig. 1 is the structural representation of vertical type drying tower of the present invention.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is vertical cloth screw feeder schematic diagram of the present invention.
1. material inlet, 2. cage is stirred in charging, 3. storagetank, 4. drying bed, 5. in warm wind inlet, 6. high-temperature hot-air import, 7. cage assembly is stirred in discharging, 9. blanking wheel, 10. bran machine, 11. blanking shutoff valves, 12. wind stopping device, 13. level sensors, 14. exhaust outlets, 15. diaphragm plates, 16. tower body heat-insulation layers.
The present invention is made the specific descriptions of embodiment below in conjunction with accompanying drawing.
Drying tower can build up circular vertical tower body, the tower body shell has adopted the hollow brick of insulation effect to be built into, mainly be in order to strengthen the heat-insulating property of drying tower, make the heat energy loss in the drying tower few, certain intervals is provided with a plurality of drying beds side by side in the tower body chamber, the bed outer wall is made the sieve aperture shape, increase throughput in order to reduce the Flow of Goods and Materials resistance, preferably the sieve aperture of drying bed outer wall is made the hole of strip, drying bed is erect and is placed, drying bed can be that circle also can be a polygon, perhaps rectangle column shape, and the upper end is slightly larger than the lower end, becomes the inversed taper platform shape.
Drying bed maintains the usefulness of the space of certain intervals distance as the hot-air channel air chamber each other, in air chamber by a plurality of diaphragm plates are housed, it is the requirement of the arid region of molten burnt section, dryer section, the accent section of withering, feed zone different temperatures level according to drying bed by dress, setting at a certain distance in the ventilation air chamber.Be positioned at molten burnt air chamber the high-temperature hot-air import is set, be arranged in the dryer section air chamber warm wind inlet is set, the high-temperature hot-air import and in the quantity or the caliber size of warm wind inlet, can be provided with according to device fabrication output size, present embodiment be provided with the high-temperature hot-air import and in each two of warm wind inlets.In molten burnt section and dryer section joint, by the blanking shutoff valve is housed, valve is in the arc-shaped, in order to the equal property of the mass flow of controlling dryer section.For make charging and discharging successfully carry out on the horizontal level, charging aperture is connected that drying bed enters the mouth transversely and on each drying bed blanking vertical, level is by dress spiral screw feeder device, in discharging place also level by adorning spiral screw feeder device, such structural design can reduce the height of tower effectively, save raw material, make charging and discharging can proceed to down the step operation smoothly, be convenient to work continuously.Dust chaff micromicro regularly takes out from chaff discharging port in the drying tower air chamber.
The operation of vertical type drying tower, start bucket elevator, the Fructus Hordei Germinatus wet feed is delivered to charging aperture by elevator, and be distributed to storagetank in each drying bed by horizontal cloth spiral screw feeder, the high-temperature hot-air that regulates and in warm wind enter air chamber from separately import respectively, high-temperature hot-air is controlled between 75 ℃～88 ℃, in warm wind be controlled between 50 ℃～70 ℃, dynamically fall into feed zone via vertical cloth screw feeder material with freely falling body, through the accent section of withering, dryer section, until molten burnt section, material is in the concrete time in tower, the accent section of withering 10 to 12 hours, dryer section 5 to 6 hours, molten burnt section is 3 to 4 little foods, the whole oven dry cycle is that material dispatch between oven dry beds at different levels in 18 to 20 hours all is easy to, after lower floor's dry materials finishes, as long as close the valve between lower floor and the middle level, open stop valve, make material fall into the conveying screw feeder, outside the output tower, close stop valve after lower floor's material is unsnatched and open middle level and lower floor's valve, the middle level material falls into lower floor, same upper materials also can fall into the middle level, after the Fructus Hordei Germinatus emptying of upper strata, level sensor is reported to the police, again the material of needs drying is put in, hot blast is entered in the tower by air inlet and successively becomes moisture through material to upper strata simultaneously, take out by the humidity discharging mouth, high-temperature hot-air and in warm wind by the import air inlet chamber after, by molten burnt section, dryer section, the accent section of withering, the operation of the several dry levels of feed zone, hot blast humidity reduces gradually, and the temperature of discharging from exhaust outlet is not high near extraneous normal temperature.
The temperature of molten burnt section, dryer section, the accent section of withering can control to adjust by supervising device, temperature is low increase intake, or improve the import hot blast temperature, the temperature height can reduce intake or the reduction rheumatism that enters the mouth.When the material in the molten burnt section has reached molten Jiao and has required through the molten burnt section of certain hour, just report to the police and open the blanking profile by clock control device, draw off the material in the molten burnt section, at the same time, control system is also by level sensor control blanking shutoff valve, and startup feed system device, reaches charging in discharging, drying bed is remained be full of material, unaffected.
What this tower adopted is that different temperatures level dried material makes the hot blast time of staying long, to low temperature, makes full use of heat energy by high temperature, and thermal losses is little, has reached good energy-saving effect.Shortened arid cycle, reduced operation, reduced production cost, the short frictional force of material flow is little, and breakage rate is low, has improved the Fructus Hordei Germinatus quality percentage.Can adapt to different particle diameters, the dry materials that different temperatures requires.
Claims (6)
1, a kind of vertical type drying tower, by vertical tower body, charging, discharge system, air intake, exhaust system, drying bed, temperature control and program control system constitute, it is characterized in that tower body makes of insulation material, drying tower is an italic sieve wall type, be placed with at least one or a plurality of drying bed in the tower body, by a plurality of diaphragm plates outside window space is separated into a plurality of ventilation air chambers, therefore make dry window be divided into molten burnt section, dryer section, the accent section of withering, the zone of a plurality of dry levels of the different temperatures of feed zone, at the regional air chamber of molten burnt section the high-temperature hot-air import is set, warm wind inlet during dryer section zone air chamber is provided with, the dryer section of drying bed and molten burnt section joint are provided with the blanking shutoff valve, and charging aperture and discharging opening are provided with spirality screw feeder device.
2, vertical type drying tower according to claim 1, the hot blast temperature that it is characterized in that said high-temperature hot-air import are 75 ℃～88 ℃.
3, vertical type drying tower according to claim 1, it is characterized in that said in the hot blast temperature of warm wind inlet be 50 ℃～70 ℃.
4, vertical type drying tower according to claim 1 is characterized in that the drying bed outer wall is provided with microscler hole.
5, vertical type drying tower according to claim 1 is characterized in that drying bed is up big and down small, is inversed taper platform shape structure.
6, vertical type drying tower according to claim 1 is characterized in that the blanking shutoff valve at molten burnt section and position, the adjacent place of dryer section is an arcuate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92106317A CN1043682C (en) | 1992-07-14 | 1992-07-14 | Vertical type drying tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92106317A CN1043682C (en) | 1992-07-14 | 1992-07-14 | Vertical type drying tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1081505A true CN1081505A (en) | 1994-02-02 |
| CN1043682C CN1043682C (en) | 1999-06-16 |
Family
ID=4942007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92106317A Expired - Fee Related CN1043682C (en) | 1992-07-14 | 1992-07-14 | Vertical type drying tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1043682C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105285091A (en) * | 2015-09-17 | 2016-02-03 | 武汉轻工大学 | Grain continuous drying machine and grain continuous drying method |
| CN105910411A (en) * | 2016-06-15 | 2016-08-31 | 江苏鑫丰塑业有限公司 | Crushed material dehumidifying and recovering device as well as working method thereof |
| CN109140989A (en) * | 2018-08-28 | 2019-01-04 | 宿州市旭龙生态农业发展有限公司 | A kind of crops drying equipment |
| CN109169892A (en) * | 2018-08-28 | 2019-01-11 | 宿州市旭龙生态农业发展有限公司 | A method of prevent grain from going mouldy |
| CN110285665A (en) * | 2019-07-20 | 2019-09-27 | 韩忠文 | A kind of Bilateral heating multi-temperature zone intelligence dryer |
| CN112414093A (en) * | 2020-10-23 | 2021-02-26 | 安徽公牛农业发展有限公司 | Perpendicular drying tower of rice |
| CN115615175A (en) * | 2022-10-10 | 2023-01-17 | 喜科金属（昆山）有限公司 | Drying equipment for electrophoresis residues |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2105650U (en) * | 1991-07-16 | 1992-05-27 | 马东生 | Adjustable oblique board vibration type multi-purpose dryer |
| CN2132603Y (en) * | 1992-01-09 | 1993-05-12 | 马健群 | Compound tool beam cutter with gride back block |
-
1992
- 1992-07-14 CN CN92106317A patent/CN1043682C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105285091A (en) * | 2015-09-17 | 2016-02-03 | 武汉轻工大学 | Grain continuous drying machine and grain continuous drying method |
| CN105285091B (en) * | 2015-09-17 | 2019-01-18 | 武汉轻工大学 | A kind of grain continues drying out machine and Grain Sustainable drying means |
| CN105910411A (en) * | 2016-06-15 | 2016-08-31 | 江苏鑫丰塑业有限公司 | Crushed material dehumidifying and recovering device as well as working method thereof |
| CN105910411B (en) * | 2016-06-15 | 2018-08-31 | 江苏鑫丰塑业有限公司 | A kind of working method of crushed material dehumidifying retracting device |
| CN109140989A (en) * | 2018-08-28 | 2019-01-04 | 宿州市旭龙生态农业发展有限公司 | A kind of crops drying equipment |
| CN109169892A (en) * | 2018-08-28 | 2019-01-11 | 宿州市旭龙生态农业发展有限公司 | A method of prevent grain from going mouldy |
| CN110285665A (en) * | 2019-07-20 | 2019-09-27 | 韩忠文 | A kind of Bilateral heating multi-temperature zone intelligence dryer |
| CN112414093A (en) * | 2020-10-23 | 2021-02-26 | 安徽公牛农业发展有限公司 | Perpendicular drying tower of rice |
| CN115615175A (en) * | 2022-10-10 | 2023-01-17 | 喜科金属（昆山）有限公司 | Drying equipment for electrophoresis residues |
| CN115615175B (en) * | 2022-10-10 | 2023-10-20 | 喜科金属（昆山）有限公司 | Drying equipment of electrophoresis residue |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1043682C (en) | 1999-06-16 |
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