CN105318700A - Circulating-flow hot air drying tower - Google Patents
Circulating-flow hot air drying tower Download PDFInfo
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- CN105318700A CN105318700A CN201410330106.8A CN201410330106A CN105318700A CN 105318700 A CN105318700 A CN 105318700A CN 201410330106 A CN201410330106 A CN 201410330106A CN 105318700 A CN105318700 A CN 105318700A
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- 238000007602 hot air drying Methods 0.000 title abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 93
- 238000001035 drying Methods 0.000 claims abstract description 76
- 238000001816 cooling Methods 0.000 claims abstract description 55
- 239000000463 material Substances 0.000 claims abstract description 45
- 238000009423 ventilation Methods 0.000 claims description 40
- 230000008676 import Effects 0.000 claims description 14
- 230000005855 radiation Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 4
- 239000012774 insulation material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract 4
- 238000004134 energy conservation Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 38
- 230000000740 bleeding effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007605 air drying Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 206010020843 Hyperthermia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Abstract
The invention discloses a circulating-flow hot air drying tower which is composed of a preheating storehouse, 2-8 drying storehouses, a cooling storehouse, vacuum heat conduction and heat dissipation devices, discharge valves, circulating-flow air exchanging and exhausting devices, heat conduction pipes, a feed port, a discharge port and a support. The support is sequentially and fixedly provided with the cooling storehouse, the drying storehouse and the preheating storehouse in a supporting mode from bottom to top; the vacuum heat conduction and heat dissipation devices and the circulating-flow air exchanging and exhausting devices are installed in the preheating storehouse and the drying storehouses; the circulating-flow air exchanging and exhausting devices are installed in the cooling storehouses; the vacuum heat conduction and heat dissipation devices directly perform heat conduction, heating and heat dissipation in the storehouses; air outside the tower sequentially enters the cooling storehouse, the drying storehouses and the preheating storehouse and is lastly exhausted out of the tower by draught fans in the drying storehouses and the preheating storehouse. Through air exchanging and exhausting of the circulating-flow air exchanging and exhausting devices, hot air in air storehouses of the drying storehouses can be repeatedly circulated, exchanged and used, the material quality is guaranteed through the controllable drying temperature, and energy-conservation and emission-reduction green drying is achieved.
Description
Technical field
The present invention relates to is a kind of drying plant of material drying, specifically a kind of circular flow hot wind drying tower.
Background technology
Now commercially the drying tower of material drying, drying plant all adopt high temperature high wind to dry, hot-air drying technology flow process is following current, adverse current, concurrent-countercurrent and combined hot blast are dried material, whole drying course is that tower inner high voltage formula is dry, have that drying plant volume is large, the hot-cast socket of hot blast completes outside drying tower tower, the problems such as thermal conversion rate is low, heat energy power consumption large, waste heat is not used, the dried materials quality of hyperthermia drying is poor, drying time is long, the bad control of bake out temperature.
Summary of the invention
The object of the invention is the deficiency overcoming the existence of existing hot-air drying device technology, there is provided that a kind of structure is simple, vacuum heat-conduction heat abstractor directly heats in the tower of drying tower, ventilation, heat radiation, thermal conversion efficiency is high, hot blast can recycled for multiple times, moisture exclusion efficiency is high, drying rate is fast, dry the high circular flow hot wind drying tower of rear materials quality.
Circular flow hot wind drying tower of the present invention is achieved through the following technical solutions: circular flow hot wind drying tower is made up of pre-heating cabin, dryness storehouse, cooling storehouse, vacuum heat-conduction heat abstractor, discharge gate, circular flow ventilation exhaust apparatus, heat pipe, charging aperture, discharging opening, support.
Circular flow hot wind drying tower installs cooling storehouse by support successively fixed support from bottom to top, dryness storehouse, pre-heating cabin form; The primary importance of pre-heating cabin on drying tower; Dryness storehouse is between pre-heating cabin and cooling storehouse, and cooling storehouse is at drying tower lower position; Cooling storehouse, dryness storehouse, pre-heating cabin be fixing connect successively as a whole; Cooling storehouse, dryness storehouse, pre-heating cabin are by support successively fixed support; The quantity of dryness storehouse is 2-8.
Tower outer air enters in cooling storehouse, dryness storehouse, pre-heating cabin successively, finally discharges outside tower by the blower fan of dryness storehouse, pre-heating cabin; By the ventilation exhaust of circular flow ventilation exhaust apparatus, hot blast is repeatedly ventilation cycle use in the gas storehouse of dryness storehouse.
The making material of the warehouse of described cooling storehouse, dryness storehouse, pre-heating cabin is the metallic plate of 0.1-5mm; The outside of warehouse is provided with insulation material, plays insulation effect.
The shape of cross section of cooling storehouse, dryness storehouse, pre-heating cabin is square shape, or toroidal.
The lower end in described cooling storehouse is provided with discharge gate and discharging opening successively, and its upper end is fixedly connected dryness storehouse; Circular flow ventilation exhaust apparatus is arranged on cooling storehouse center of inside;
1, the air cooled outside Cang Cang enters in cooling storehouse by the air inlet of circular flow ventilation exhaust apparatus;
2, the cold air outside storehouse is subject to the thermal energy conduction heating of material and heating is hot blast, and what the temperature of material was corresponding also obtains cooling down;
3, the hot blast cooled in the gas storehouse in storehouse is subject to the gas twitch of dryness storehouse, and hot blast is pumped in the gas storehouse of dryness storehouse above.
Vacuum heat-conduction heat abstractor, circular flow ventilation exhaust apparatus are installed inside described dryness storehouse; The heat conduction import of vacuum heat-conduction heat abstractor is extended in the outside of dryness storehouse warehouse, is connected to heater, heat-exchanger rig by heat pipe; The catheter outlet of vacuum heat-conduction heat abstractor is connected to the heat conduction import of the vacuum heat-conduction heat abstractor in pre-heating cabin;
1, vacuum heat-conduction heat abstractor heats, dispels the heat in the tower of drying tower, for further heating to material, hot blast.
2, circular flow ventilation exhaust apparatus is arranged on dryness storehouse center of inside, and blower fan is the warehouse side being fixedly mounted on dryness storehouse;
3, blower fan is used for moisture to discharge dryness storehouse, and the installation quantity of blower fan is 1-2;
4, above dryness storehouse, the hot blast in gas storehouse enters pipeline by air inlet, and hot blast, by the pump drainage of pipeline fan, is discharged in gas storehouse below by bleeding point; The formation hot air circulation of going round and beginning again, to material Convective Heating, allows the heat energy in hot blast repeatedly utilize.
Described pre-heating cabin upper end is installed with discharge gate, charging aperture successively, and lower end is fixedly connected dryness storehouse; Vacuum heat-conduction heat abstractor, blower fan, circular flow ventilation exhaust apparatus are installed inside pre-heating cabin; The catheter outlet of vacuum heat-conduction heat abstractor extends outside the warehouse of pre-heating cabin, and heat conduction import is connected on the catheter outlet of vacuum heat-conduction heat abstractor of dryness storehouse;
1, vacuum heat-conduction heat abstractor heats, dispels the heat in the tower of drying tower, for giving material, Hot-blast Heating;
2, circular flow ventilation exhaust apparatus is arranged on pre-heating cabin center of inside, and blower fan is the warehouse side being fixedly mounted on pre-heating cabin, or be fixedly mounted on pre-heating cabin warehouse above, need above blower fan rain cover facility is installed;
3, blower fan is for increasing exhaust power, by the hot blast in dryness storehouse gas storehouse, is extracted in pre-heating cabin, finally hot blast, moisture are discharged pre-heating cabin by the air inlet of circular flow ventilation exhaust apparatus;
4, the installation quantity of blower fan is 2-4.
Catheter outlet, the heat conduction import of vacuum heat-conduction heat abstractor are connected to heat pipe, and the heat energy that heat pipe can be used for heater, the heat-exchanger rigs such as boiler, hot-blast stove, electric heater to produce is to carry out heat conduction, heat radiation, heating.
The making material of described support is metal.
Described discharge gate is Impeller airlock, or type discharge gate; Material successively inputs by discharge gate, discharge.
The making material of described heat pipe is metal; 1, the heat-conducting work medium in heat pipe is water or conduction oil or conductive fluid or gas; 2, the temperature of heat-conducting work medium according to the physical property drying requirement of material, can control at 30-300 degree.
Described circular flow ventilation exhaust apparatus is the patent (number of patent application 2014203417106,20141028801148) of my application; Be made up of transverse tube, standpipe, swash plate, pipeline, side plate and blower fan; The circular flow ventilation side plate of exhaust apparatus and the spacing of inner wall of tower play the insulation effect of drying tower, drying plant, and temperature Centralized is is not easily scattered and disappeared in tower; Due to the reasonable disposition of transverse tube, standpipe, can increase the gas permeability of material, hydrofuge of bleeding is rapid; Side plate is vertical up and down, and the angle of swash plate and side plate is 40-70 degree, is exactly through gas storehouse, a space below side plate and swash plate form.Gas above in gas storehouse has been discharged outside tower by blower fan, the gas in gas storehouse above can be discharged to below in gas storehouse by pipeline by blower fan, ceaselessly circulate pump drainage, ventilation, below gas the storehouse gas be drawn into and the gas that gas storehouse is above discharged be the same volume; Make the heat energy in gas reuse like this, reduce energy consumption cost.
Described vacuum heat-conduction heat abstractor is the patent (patent No. 201320620005.5) of my application; The heat conduction import of vacuum heat-conduction heat abstractor is connected to heat pipe, the heat energy of heat pipe makes heat-conducting work medium Quick-gasifying by the tube wall of vacuum tube and heat conduction support, gas after gasification is outwards dispelled the heat and condensation by body, heat conduction support and radiating fin, condensed heat-conducting work medium flows to the lower end heat gasification again of vacuum tube, completes the heat conductive circulation in vacuum tube; The heat conduction and heat radiation area of vacuum heat-conduction heat abstractor adds 8-30 times, increases heat conduction, radiating rate further.
The drying materials technological process of circular flow hot wind drying tower is:
Heat-conducting work medium carries heat energy in the storehouse that heat pipe is transferred to the dryness storehouse of circular flow hot wind drying tower, pre-heating cabin, heated in the tower of drying tower by vacuum heat-conduction heat abstractor, dispel the heat, to material, air heat, dryness storehouse, the material of pre-heating cabin inside, hot blast temperature is made to reach required temperature; To need the mass transport of drying after charging aperture, the running through discharge gate enters pre-heating cabin; Material entering dryness storehouse in pre-heating cabin after exhaust, preheating, heating; Material enter after ventilation, hydrofuge, heat conduction heating, drying in dryness storehouse cooling storehouse; Material in cooling storehouse through bleeding, heat exchange, discharge cooling storehouse through discharge gate after cooling, so just complete the work of material heated-air drying; Cool the cooling of material heat energy by air in storehouse, air also obtains heating becoming hot blast, and the temperature of charge in cooling storehouse also obtains cooling, cooling.
The present invention compared with prior art has following beneficial effect: the circular flow ventilation exhaust apparatus of circular flow hot wind drying tower adopts the spacing of exhaust screen and drying tower tower body inwall to play the effect of gas buffer tank, the insulation effect of tower inner thermal insulating layer can also be played, it also adopts tower body heat insulating material for external to do heat-insulation layer, and in tower, temperature is is not easily scattered and disappeared; Vacuum heat-conduction heat abstractor directly heats in the tower of drying tower, radiating rate is fast, the ventilation of circular flow ventilation exhaust apparatus, exhaust are rapidly, hot blast can repeatedly ventilation cycle uses, drying course is simple to operation, shorten drying time, heat energy needed for bake drying is just saved a lot, greatly cut down finished cost, controlled bake out temperature ensure that the quality of material, is the green drying of energy-saving and emission-reduction.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of circular flow hot wind drying tower of the present invention;
Fig. 2 is the structure sectional view of circular flow hot wind drying tower of the present invention;
Fig. 3 is the circular flow ventilation exhaust apparatus sectional view of circular flow hot wind drying tower of the present invention;
Fig. 4 is the vacuum heat-conduction heat abstractor sectional view of circular flow hot wind drying tower of the present invention.
Specifically execute mode:
Below in conjunction with drawings and Examples, the present invention is described further.
As shown in Figure 1 and Figure 2: circular flow hot wind drying tower is made up of pre-heating cabin (A), dryness storehouse (B), cooling storehouse (C), vacuum heat-conduction heat abstractor (6), discharge gate (3), circular flow ventilation exhaust apparatus (5), heat pipe (10), charging aperture (1), discharging opening (2), support (4).
Circular flow hot wind drying tower by support (4) successively from bottom to top fixed support installation cool storehouse (C), dryness storehouse (B), pre-heating cabin (A); Pre-heating cabin (A) primary importance on drying tower; Dryness storehouse (B) is between pre-heating cabin (A) and cooling storehouse (C), and cooling storehouse (C) is at drying tower lower position; Cooling storehouse (C), dryness storehouse (B), the fixing fixed support successively of pre-heating cabin (A) connect as a whole.
The quantity of dryness storehouse (B) is 3.
The making material of the warehouse of described cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A) is the carbon steel steel plate of 1mm; The insulation material that the outside of warehouse is installed plays insulation effect.
The shape of cross section of cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A) is square shape.
Described pre-heating cabin (A) upper end is installed with discharge gate (3), charging aperture (1) successively, and lower end is fixedly connected dryness storehouse (B); Pre-heating cabin (A) the inside is provided with vacuum heat-conduction heat abstractor (6), blower fan (7), circular flow ventilation exhaust apparatus (5); The catheter outlet (8) of vacuum heat-conduction heat abstractor (6) extends outside the warehouse of pre-heating cabin (A), and heat conduction import (9) is connected on the catheter outlet (8) of the vacuum heat-conduction heat abstractor (6) of dryness storehouse (B);
Circular flow ventilation exhaust apparatus (5) is arranged on pre-heating cabin (A) center of inside, and blower fan (7) is the warehouse side being fixedly mounted on pre-heating cabin (A), and the installation quantity of blower fan (7) is 2.
Described dryness storehouse (B) the inside is provided with vacuum heat-conduction heat abstractor (6), circular flow ventilation exhaust apparatus (5); The heat conduction import (9) of vacuum heat-conduction heat abstractor (6) is extended in the outside of dryness storehouse (B) warehouse, is connected to heater by heat pipe (10); The catheter outlet (8) of vacuum heat-conduction heat abstractor (6) is connected to the heat conduction import (9) of the vacuum heat-conduction heat abstractor (6) in pre-heating cabin (A); Circular flow ventilation exhaust apparatus (5) is arranged on dryness storehouse (B) center of inside, and blower fan is the warehouse side being fixedly mounted on dryness storehouse (5); The installation quantity of blower fan (7) is 1; The quantity of dryness storehouse (B) is 3.
Described cooling storehouse (C) lower end is provided with discharge gate (3) and discharging opening (2) successively, and upper end is fixedly connected dryness storehouse (B); Circular flow ventilation exhaust apparatus (5) is arranged on cooling storehouse (C) center of inside;
As shown in Figure 4: catheter outlet (8), the heat conduction import (9) of vacuum heat-conduction heat abstractor (6) are connected to heat pipe (10), by the heat-carrying of heat-conducting work medium (14), the heat energy that heater can be used for produce is to carry out heat conduction, heat radiation, heating; Heater is boiler.
The making material of described support (4) is metal.
Described discharge gate (3) is Impeller airlock.
The making material of described heat pipe (10) is metal; Heat-conducting work medium (14) in heat pipe (10) is water; The temperature of heat-conducting work medium (14) according to the physical property drying requirement of material, can control at 30-300 degree.
Described heater is boiler.
Circular flow ventilation exhaust apparatus is as described in Figure 3 the patent (number of patent application 2014203417106,20141028801148) of my application; It is exactly through gas storehouse (15), a space below side plate and swash plate form.The moisture that gas storehouse (15) are inner has above been discharged outside tower by blower fan (7), pipeline fan (16) can by the hot blast of gas storehouse (15) above by the air inlet (11) of pipeline (13), that gas outlet (12) are discharged to gas storehouse (15) is below inner, ceaselessly circulate pump drainage, ventilation, make the heat energy in hot blast reuse like this, reduce energy consumption cost.
Vacuum heat-conduction heat abstractor is as described in Figure 4 the patent (patent No. 201320620005.5) of my application; The heat conduction import (9) of vacuum heat-conduction heat abstractor is connected to heat pipe (10), the heat energy of the heat-conducting work medium in heat pipe (10) is by the heat conduction of vacuum tube, heat radiation, loose overheated heat-conducting work medium (14) flows to heater by catheter outlet (8) and reheats, the heating gone round and begun again, heat radiation, heating, heat radiation ... heat pipe (10) is for being connected to heater, and heater is here boiler.
The drying materials technological process of circular flow hot wind drying tower is:
1, heat-conducting work medium (14) carries heat energy in the storehouse that heat pipe (10) is transferred to the dryness storehouse (B) of circular flow hot wind drying tower, pre-heating cabin (A), heated in the tower of drying tower by vacuum heat-conduction heat abstractor (5), dispel the heat, to material, gas-heated, the material making dryness storehouse (B), pre-heating cabin (A) inner, gas temperature reach required temperature;
2, will need the mass transport of drying after charging aperture (1), the running through discharge gate (3) enters pre-heating cabin (A); Material enters dryness storehouse (B) in pre-heating cabin (A) after exhaust, preheating, heating, ventilation; Material enters cooling storehouse (C) in dryness storehouse (B) after ventilation, hydrofuge, heat conduction, heating, drying; Material in cooling storehouse (C) through bleeding, heat exchange, discharge through discharge gate after cooling and cool storehouse (C), so just complete the work of material heated-air drying; Cool the cooling of material heat energy by gas in storehouse (C), gas also obtains heating becoming hot blast, and the temperature of charge of cooling storehouse (C) also obtains cooling, cooling.
The cyclical breathing exhaust flow path of hot blast is:
The tower outer air of circular flow hot wind drying tower enters in cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A) successively, finally discharges outside tower by the blower fan of dryness storehouse (B), pre-heating cabin (A); By circular flow take a breath exhaust apparatus (5) ventilation exhaust, hot blast in the gas storehouse (15) of dryness storehouse (B) repeatedly cyclical breathing use.
Air outside tower is entered in cooling storehouse (C) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow, and material heat energy is by the cooling of air, and air obtains heating becomes hot blast;
The blower fan (7) of dryness storehouse (B), the running of pipeline fan (16), can enter dryness storehouse (B) by the hot blast in the gas storehouse of cooling storehouse (C) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow;
1, vacuum heat-conduction heat abstractor (6) dispels the heat, heats in the tower of drying tower, can do further heating to the material in dryness storehouse (B), hot blast;
2, the hot blast in dryness storehouse (B) above gas storehouse (15) enters pipeline (13) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow, is discharged to the gas storehouse (15) that gas outlet (12) enters below inner by pipeline fan (16);
3, hot blast can repeatedly use by cyclical breathing in the gas storehouse (15) of dryness storehouse (B);
4, the part moisture in gas storehouse (15) can be discharged dryness storehouse (B) outward by blower fan (7);
The running of the blower fan (7) of pre-heating cabin (A), can enter pre-heating cabin (A) by the hot blast in dryness storehouse (B) gas storehouse (15) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow;
1, hot blast can do the material in pre-heating cabin (A) and dispel the heat, heats;
2, vacuum heat-conduction heat abstractor (6) directly heating, heat radiation in the storehouse of pre-heating cabin (A), does further preheating, heating to the material in pre-heating cabin (A), hot blast;
3, the hot blast in pre-heating cabin (A) storehouse, moisture are all discharged outside storehouse by blower fan (7).
More than that circular flow hot wind drying tower provided by the present invention is introduced; apply specific case herein to set forth structural principle of the present invention and embodiment; above embodiment just understands preparation method of the present invention and core concept thereof for helping; concrete enforcement is not limited to above-mentioned concrete embodiment; those skilled in the art is from above-mentioned design; without performing creative labour, done many variations, all drops on protection scope of the present invention.
Claims (8)
1. a circular flow hot wind drying tower, is characterized in that: circular flow hot wind drying tower is made up of pre-heating cabin (A), dryness storehouse (B), cooling storehouse (C), vacuum heat-conduction heat abstractor (6), discharge gate (3), circular flow ventilation exhaust apparatus (5), heat pipe (10), charging aperture (1), discharging opening (2), support (4);
Support (4) successively from bottom to top fixed support installation cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A); The quantity of dryness storehouse (B) is 2-8;
Cooling storehouse (C) lower end is provided with discharge gate (3) and discharging opening (2) successively, and upper end is fixedly connected dryness storehouse (B); Circular flow ventilation exhaust apparatus (5) is arranged on cooling storehouse (C) center of inside;
Dryness storehouse (B) the inside is provided with vacuum heat-conduction heat abstractor (6), circular flow ventilation exhaust apparatus (5); The heat conduction import (9) of vacuum heat-conduction heat abstractor (6) is extended in the outside of dryness storehouse (B) warehouse, is connected to heater by heat pipe (10); The catheter outlet (8) of vacuum heat-conduction heat abstractor (6) is connected to the heat conduction import (9) of the vacuum heat-conduction heat abstractor (6) in pre-heating cabin (A) by heat pipe (10); Circular flow ventilation exhaust apparatus (5) is arranged on dryness storehouse (B) center of inside, and blower fan is the warehouse side being fixedly mounted on dryness storehouse (5); The installation quantity of blower fan (7) is 1-3;
Pre-heating cabin (A) upper end is installed with discharge gate (3), charging aperture (1) successively, and lower end is fixedly connected dryness storehouse (B); Pre-heating cabin (A) the inside is provided with vacuum heat-conduction heat abstractor (6), blower fan (7), circular flow ventilation exhaust apparatus (5); The catheter outlet (8) of vacuum heat-conduction heat abstractor (6) extends outside the warehouse of pre-heating cabin (A), and heat conduction import (9) is connected on the catheter outlet (8) of the vacuum heat-conduction heat abstractor (6) of dryness storehouse (B); Circular flow ventilation exhaust apparatus (5) is arranged on pre-heating cabin (A) center of inside, and blower fan (7), above the warehouse side being fixedly mounted on pre-heating cabin (A) or the warehouse being fixedly mounted on pre-heating cabin, needs to install rain cover facility above blower fan;
The installation quantity of blower fan (7) is 2-3;
Catheter outlet (8), the heat conduction import (9) of vacuum heat-conduction heat abstractor (6) are connected to heat pipe (10), by the heat-carrying of heat-conducting work medium (14), the heat energy produced by heater directly carries out heat conduction, heat radiation, heating to material, air in the storehouse of drying tower;
Discharge gate (3) is Impeller airlock, or type discharge gate;
Air outside tower enters in cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow, finally discharges outside tower by the blower fan of dryness storehouse (B), pre-heating cabin (A); By circular flow take a breath exhaust apparatus (5) ventilation exhaust, hot blast in the gas storehouse (15) of dryness storehouse (B) repeatedly ventilation cycle use.
2. a kind of circular flow hot wind drying tower according to claim 1, is characterized in that: pre-heating cabin (A) primary importance on drying tower; Dryness storehouse (B) is between pre-heating cabin (A) and cooling storehouse (C), and cooling storehouse (C) is at drying tower lower position; Cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A) connect as a whole by support successively fixed support.
3. a kind of circular flow hot wind drying tower according to claim 1, is characterized in that: the making material of the warehouse of cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A) is the metallic plate of 0.1-5mm;
The insulation material that the outside of warehouse is installed plays insulation effect;
The shape of cross section of cooling storehouse (C), dryness storehouse (B), pre-heating cabin (A) is square shape or toroidal.
4. a kind of circular flow hot wind drying tower according to claim 1, is characterized in that: the heat-conducting work medium (14) in heat pipe (10) is water or conduction oil or conductive fluid or gas; The temperature of heat-conducting work medium (14) is 30-300 degree.
5. a kind of circular flow hot wind drying tower according to claim 1, is characterized in that: heater is boiler or hot-blast stove or electric heater.
6. a kind of circular flow hot wind drying tower according to claim 1, is characterized in that: the air outside tower is entered in cooling storehouse (C) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow.
7. a kind of circular flow hot wind drying tower according to claim 1, it is characterized in that: the blower fan (7) of dryness storehouse (B), the running of pipeline fan (16), the hot blast cooled in the gas storehouse (15) in storehouse (C) is entered dryness storehouse (B) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow;
Vacuum heat-conduction heat abstractor (6) is directly heat radiation, heating in the storehouse of dryness storehouse (B);
The hot blast in dryness storehouse (B) above gas storehouse (15) enters pipeline (13) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow, is discharged to the gas storehouse (15) that gas outlet (12) enters below inner by pipeline fan (16); Hot blast can repeatedly use by cyclical breathing in the gas storehouse (15) of dryness storehouse (B);
Part moisture in gas storehouse (15) can be discharged dryness storehouse (B) outward by blower fan (7).
8. a kind of circular flow hot wind drying tower according to claim 1, it is characterized in that: the running of the blower fan (7) of pre-heating cabin (A), the hot blast in dryness storehouse (B) gas storehouse (15) can be entered pre-heating cabin (A) by the take a breath air inlet (11) of exhaust apparatus (5) of circular flow;
Vacuum heat-conduction heat abstractor (6) is directly heating, heat radiation in the storehouse of pre-heating cabin (A), does further preheating, heating, oven dry to the material in pre-heating cabin (A), hot blast;
Hot blast in pre-heating cabin (A) storehouse, moisture are all discharged outside storehouse by blower fan (7).
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| CN201410330106.8A CN105318700B (en) | 2014-07-12 | 2014-07-12 | Recycle stream hot wind drying tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105928349A (en) * | 2016-04-28 | 2016-09-07 | 安徽谷丰机械科技有限公司 | Efficient hot-blast stove for grain dryer |
| CN112781350A (en) * | 2021-01-29 | 2021-05-11 | 江苏瑞牧生物科技有限公司 | Grain processing byproduct drying device and method |
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| CN105928349B (en) * | 2016-04-28 | 2018-09-25 | 安徽谷丰机械科技有限公司 | A kind of high-efficient hot air furnace for foodstuff drying device |
| CN112781350A (en) * | 2021-01-29 | 2021-05-11 | 江苏瑞牧生物科技有限公司 | Grain processing byproduct drying device and method |
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| CN105318700B (en) | 2018-03-30 |
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