CN201709305U - Energy-saving grain drying equipment - Google Patents
Energy-saving grain drying equipment Download PDFInfo
- Publication number
- CN201709305U CN201709305U CN2010201235726U CN201020123572U CN201709305U CN 201709305 U CN201709305 U CN 201709305U CN 2010201235726 U CN2010201235726 U CN 2010201235726U CN 201020123572 U CN201020123572 U CN 201020123572U CN 201709305 U CN201709305 U CN 201709305U
- Authority
- CN
- China
- Prior art keywords
- chamber
- air
- hot
- drying tower
- tower
- Prior art date
Links
- 238000001035 drying Methods 0.000 title claims abstract description 65
- 239000003570 air Substances 0.000 claims abstract description 72
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound 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[O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000003546 flue gases Substances 0.000 claims abstract description 20
- 239000010410 layers Substances 0.000 claims abstract description 18
- 239000007789 gases Substances 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims abstract description 5
- 210000003284 Horns Anatomy 0.000 claims description 31
- 239000002918 waste heat Substances 0.000 claims description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound 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[C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 239000003245 coal Substances 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 9
- 239000011901 water Substances 0.000 claims description 7
- 238000002485 combustion reactions Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 239000002956 ash Substances 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 methods Methods 0.000 description 2
- 231100000614 Poisons Toxicity 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000010586 diagrams Methods 0.000 description 1
- 238000005516 engineering processes Methods 0.000 description 1
- 230000001939 inductive effects Effects 0.000 description 1
- 239000007787 solids Substances 0.000 description 1
- 239000000126 substances Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste materials Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
Abstract
Description
Technical field
The utility model belongs to the grain drying equipment technical field, specifically a kind of energy-saving grain drying equipment.
Background technology
The flue gas that steam that produces in the existing grain drying equipment drying tower and hot-blast stove produce does not generally make full use of, and causes the waste of heat energy and to the pollution of environment, its reason is: the steam water content is excessive, can not be used further to drying grain; Contain a large amount of poisonous and harmful substances in the flue gas, can not be used for drying grain equally.For China the Northeast cold winter when using grain drying equipment, outer temperature is low, air humidity is generally 50%, because the simple hot blast temperature that is lifted into tower of traditional structure grain drying equipment, the heated-air drying grain time that humidity is high, long coal consumption was big, cold coal internal-external temperature difference when entering fire grate is big simultaneously, keeps furnace temperature and consumes energy higher naturally.
Summary of the invention
The purpose of this utility model provides the energy-saving grain drying equipment that a kind of steam is fully recycled.
The purpose of this utility model is achieved in that it includes by grain storage section, the oven dry section, delay section, the drying tower that cooling section is formed, the drying tower feed arrangement, hot-blast stove, air-cooler, be evenly equipped with the horn shape air drain that layering is provided with in the drying tower, drying tower bottom delivery device and tower seat, it is characterized in that: uniformly at least in each workshop section of drying tower be provided with three layers of horn shape air drain, wherein undermost horn shape air drain outlet side all is connected in drying tower one side and with waste heat collection chamber in each workshop section, this waste heat is gathered the chamber and is connected with moisture separator by utilidor, undermost horn shape air drain is vertical with the horn shape air drain of its upside in each workshop section, the inlet end of undermost horn shape air drain upside adjacent two layers horn shape air drain is connected in the drying tower both sides and with the hot blast chamber respectively in each workshop section, and the hot-wind inlet of this hot blast chamber is connected with hot-blast stove, cold air inlet links to each other with air-cooler; The heat exchanger bottom of the Heat Room of described hot-blast stove is provided with the flue-gas dust removal and purification device that connects mixing chamber, be provided with the waste heat recovery chamber that is communicated with moisture separator at the fire grate upside near in the body of heater of coal feed point, the waste heat recovery chamber is communicated with the waste heat heating clamber that has flue by the water back that is arranged in the combustion chamber, the waste heat heating clamber is communicated with Heat Room, the divided gas flow outlet that also is provided with stove outer air blast entrance and is communicated with moisture separator in flue gas fire grate bottom.
Described drying tower feed arrangement is the two-stage hoisting device.
Described tower seat is a pipe column type tower seat.
Be provided with the separation of air guide plate in the described waste heat heating clamber.
Also be provided with the ash discharge guide plate at the fire grate downside
Each workshop section's orlop horn shape air drain of the utility model is the humidity discharging layer, because gathering the chamber with waste heat, this horn shape air drain outlet side is connected, so the steam that produces during humidity discharging is recovered to moisture separator by utilidor, the hot-air that obtains behind separating and dehydrating is divided into two parts, a part is to enter the cold coal preheating of fire grate and supply the consumption of combustion chambers burn required air by the divided gas flow outlet, and another part enters the waste heat recovery chamber and is used to form the required heated dry air of oven dry grain for entering drying tower once more; The inlet end of undermost horn shape air drain upside adjacent two layers horn shape air drain is connected in the drying tower both sides and with the hot blast chamber respectively in each workshop section, so just make in each workshop section the above adjacent two layers horn shape of undermost horn shape air drain air drain airintake direction in opposite directions, and be a side direction opposite side by drying tower, to the diffusion of grain layer, its drying effect is good, blast is low from horn shape air drain open lower side for the gas that enters; The hot-air that the heated dry air that enters drying tower is separated by the recovery through the heat exchanger heat exchange and the flue gas of udst separation are formed, and make full use of the energy, and the humidity of this heated dry air can reach 0～10%; Because flue gas is arranged to atmosphere after udst separation, helps environmental protection.Steam also carries out preheating to the cold coal that just enters fire grate in the recycling process, can make coal-fired fully burning in fire grate, improves the effect joint of hot-blast stove, has economized coal-fired use amount, has reduced production cost.The volume of the utility model drying tower only is 60% of a traditional drying tower, has significantly reduced manufacturing cost.The utility model also possesses advantages such as floor space is little, simple to operate, drying grain efficient high-quality is good.
Description of drawings
Fig. 1 is a broken section structural representation sketch of the present utility model.
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 be among Fig. 1 hot-blast stove analyse and observe the structure for amplifying schematic diagram.
The utility model is described in further detail by example below in conjunction with accompanying drawing; but following example only is the utility model example wherein; the rights protection scope of not representing the utility model and being limited, rights protection scope of the present utility model is as the criterion with claims.
The specific embodiment
Shown in Fig. 1-4, primary structure of the present utility model includes it and includes by grain storage section, the oven dry section, delay section, the drying tower 1 that cooling section is formed, the drying tower feed arrangement, this feed arrangement comprises conveyer 14, elementary elevator 15, receiving sieve 16 and two-stage hoisting machine 17, hot-blast stove 6, air-cooler 3, drying tower bottom four impeller mechanism delivery devices and pipe column type tower seat 8, uniformly in each workshop section of drying tower be provided with three layers of horn shape air drain, wherein undermost horn shape air drain 2 outlet sides all are connected in drying tower one side and with waste heat collection chamber 10 in each workshop section, this waste heat is gathered the chamber and is connected with moisture separator 5 by utilidor 9, the horn shape air drain 2a of undermost horn shape air drain 2 and its upside in each workshop section, 2b is vertical, the two-layer horn shape air drain of undermost horn shape air drain upside 2a in each workshop section, the inlet end of 2b is connected in the drying tower both sides and with hot blast chamber 11 respectively, the hot-wind inlet 12 and the hot-blast stove of this hot blast chamber connect 6 and connect, and cold air inlet 13 links to each other with air-cooler 3; Hot-blast stove includes body of heater, fire grate 28, coal feed point 25, coal feeding bucket 24, ashpit 26, heat exchanger 18, air-heater 7, heat exchanger 18 bottoms of the Heat Room of hot-blast stove are provided with the flue-gas dust removal and purification device 30 of the connection that connects mixing chamber, be provided with the waste heat recovery chamber 23 that is communicated with moisture separator 5 at fire grate 28 upsides near in the body of heater of coal feed point 25, waste heat recovery chamber 23 is communicated with the waste heat heating clamber that has flue 20 by the water back 22 that is arranged in the combustion chamber, the waste heat heating clamber is communicated with Heat Room, the divided gas flow outlet 29 that also is provided with stove outer air blast entrance 19 in flue gas fire grate 28 bottoms and is communicated with moisture separator 5.
In order to promote the pre-heat effect of separation of air in the waste heat heating clamber, in the waste heat heating clamber, be provided with separation of air guide plate 21.Also be provided with ash discharge guide plate 27 at the fire grate downside, this ash discharge guide plate is higher than the near-end of ashpit with respect to the far-end of ashpit, and is very convenient during the cleaning coal ash.
During work, grain is through conveyer 14, elementary elevator 15, receiving sieve 16 and two-stage hoisting machine 17 enter drying tower 1, grain is piled up in the crack between adjacent horn shape air drain, fire grate transmission fire coal drops on the fire grate 28 from coal feeding bucket 24, enter in the hot-blast furnace body through coal feed point 25, air enters combustion-supporting from stove outer air air inducing inlet 19, its inlet is decided as required, the coal-fired flue gas that produces at first enters flue 20 by the combustion chamber upside, enter again in the heat exchanger tube of heat exchanger 18, flue gas in the heat exchanger leads to flue-gas dust removal and purification device 30 downwards, flue gas in dedusting and purifying device after the udst separation is introduced mixing chamber 4 by the flue gas recirculation blower fan, enter the mixing chamber gas flow by balanced valve 31 controls, when gas flow was abundant in the mixing chamber 4, gas unnecessary under the effect of air pressure was arranged to atmosphere by the flue gas recirculation blower fan.
Separation of air in the moisture separator 5 is divided into two parts: a part is to enter the cold coal preheating of fire grate and supply the consumption of combustion chambers burn required air by divided gas flow outlet 29, and its gas flow direction is shown in solid arrow among Fig. 4; Another part enters waste heat recovery chamber 23, enter water back 22 from waste heat recovery chamber 23, in water back 22, carry out further dry and heating, the flue gas that enters in waste heat heating clamber and the flue 20 from water back 22 carries out entering Heat Room after the heat exchange, its gas flow direction is shown in dash-dot arrows among Fig. 4, in Heat Room and the stove outer air in mixing chamber 4, forming heated dry air after the heat exchange once more between heat exchanger 18 pipes with the flue gas of udst separation, blasted in the drying tower by air-heater.Because the inlet end of two-layer horn shape air drain is connected in the drying tower both sides and with ventilation shaft respectively in each workshop section, so this two-layer airintake direction in opposite directions, and be the side direction opposite side by drying tower, to the diffusion of grain layer, its drying effect is good, blast is low from horn shape air drain open lower side for the gas that enters.Undermost horn shape air drain goes out 2 gas ends and all is connected in drying tower one side and with waste heat collection chamber 10, the steam that produces in the drying tower enters waste heat and gathers the chamber, enter moisture separator 5 by utilidor 9 again, obtain divided gas flow after in moisture separator, anhydrating in order to recycling.The cooling of being lowered the temperature at drying tower bottom cold air inlet 11 places of grain after drying, drying tower is discharged by four impeller mechanism delivery devices in the cooling back, finishes whole drying process process.Realized the purpose of this utility model in sum.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201235726U CN201709305U (en) | 2010-03-05 | 2010-03-05 | Energy-saving grain drying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201235726U CN201709305U (en) | 2010-03-05 | 2010-03-05 | Energy-saving grain drying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201709305U true CN201709305U (en) | 2011-01-19 |
Family
ID=43455295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201235726U CN201709305U (en) | 2010-03-05 | 2010-03-05 | Energy-saving grain drying equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201709305U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101755904A (en) * | 2010-03-05 | 2010-06-30 | 铁岭粮食烘干设备研究所 | Energy-saving grain drying equipment |
| CN103070229A (en) * | 2012-10-15 | 2013-05-01 | 怀远县巨龙机械制造有限公司 | Grain drying box capable of dedusting |
| CN103148691A (en) * | 2013-04-01 | 2013-06-12 | 成都金卓农业股份有限公司 | Seed drying tower |
| CN105211281A (en) * | 2015-08-21 | 2016-01-06 | 无锡市海昌机械设备有限公司 | A kind of a whole set of grain drying device |
| CN106212671A (en) * | 2016-08-18 | 2016-12-14 | 太仓市冠东机械科技有限公司 | A kind of tower grain drier |
-
2010
- 2010-03-05 CN CN2010201235726U patent/CN201709305U/en not_active IP Right Cessation
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101755904A (en) * | 2010-03-05 | 2010-06-30 | 铁岭粮食烘干设备研究所 | Energy-saving grain drying equipment |
| CN101755904B (en) * | 2010-03-05 | 2012-07-04 | 铁岭粮食烘干设备研究所 | Energy-saving grain drying equipment |
| CN103070229A (en) * | 2012-10-15 | 2013-05-01 | 怀远县巨龙机械制造有限公司 | Grain drying box capable of dedusting |
| CN103148691A (en) * | 2013-04-01 | 2013-06-12 | 成都金卓农业股份有限公司 | Seed drying tower |
| CN103148691B (en) * | 2013-04-01 | 2015-02-25 | 成都金卓农业股份有限公司 | Seed drying tower |
| CN105211281A (en) * | 2015-08-21 | 2016-01-06 | 无锡市海昌机械设备有限公司 | A kind of a whole set of grain drying device |
| CN106212671A (en) * | 2016-08-18 | 2016-12-14 | 太仓市冠东机械科技有限公司 | A kind of tower grain drier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110119 Effective date of abandoning: 20120704 |