CN105009787A - Device for drying grain by combine-harvester waste heat during harvesting process - Google Patents
Device for drying grain by combine-harvester waste heat during harvesting process Download PDFInfo
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- CN105009787A CN105009787A CN201510421283.1A CN201510421283A CN105009787A CN 105009787 A CN105009787 A CN 105009787A CN 201510421283 A CN201510421283 A CN 201510421283A CN 105009787 A CN105009787 A CN 105009787A
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Abstract
The invention relates to a device for drying grain by combine-harvester waste heat during the harvesting process. The device provided by the invention is arranged on a combine-harvester and comprises a first heat exchanger, a second heat exchanger, a third heat exchanger and a first draught fan, wherein the air outlet of the first draught fan is connected with a grain storage bin of the combine-harvester through a first air supply passage, and the first heat exchanger and the second heat exchanger are disposed in the first air supply passage; the first heat exchanger is connected with a cooling water tank of an internal combustion engine of the combine-harvester; the inlet of the second heat exchanger is connected with an exhaust pipe of the internal combustion engine, and the outlet of the second heat exchanger is connected with the third heat exchanger; and the third exchanger is arranged on the conveyor belt of the combine-harvester.
Description
Technical field
The present invention relates to a kind of residual heat drying device, particularly relate to a kind of device utilizing combine waste heat drying grain in results process.
Background technology
When extensive grain is received at present, dry process is a difficult problem, and one is need time management, and two is need the at substantial energy; The annual grain caused because grain drying is improper goes mouldy germination more than 300,000,000 tons according to incompletely statistics, carries out grain rationally drying as can be seen here and adopts high-tech technology to carry out dry necessity and economy.When carrying out extensive a large amount of grain drying, need a series of drying equipment, not only costly when equipment is introduced, final-period management maintenance also takes time and effort, and China is also in the low-level stage at present on the development of drying equipment utilizes, foreign country, to technical blockade, also greatly reduces the progress paces that China carries out drying equipment development.Meanwhile, needing when carrying out drying burn a large amount of coal or expend huge electric power, causing consumption and the environmental pollution of huge energy.Present stage enters the mechanization integration of agricultural production by China's stepping, and it is actually rare to carry out the research of merging treatment for grain harvest drying, but along with the development of science and technology, this trend is bound to more and more obvious.
Summary of the invention
For the defect existed in prior art, the invention provides a kind of device utilizing combine waste heat drying grain in results process, can effectively the cooling water heat of using waste heat from tail gas of internal combustion engine and internal combustion engine be collected and high benefit use grain drying and get on.
Concrete technical scheme is: a kind of device utilizing combine waste heat drying grain in results process, this device is arranged on combine, comprise First Heat Exchanger, second heat exchanger, 3rd heat exchanger and the first blower fan, the air outlet of the first blower fan is connected with the grain storehouse of combine by the first air-supply passage, First Heat Exchanger and the second heat exchanger are arranged in the first air-supply passage, First Heat Exchanger is connected with the cooling water tank of combine internal combustion engine, the import of the second heat exchanger is connected with the blast pipe of internal combustion engine, the outlet of the second heat exchanger is connected with the 3rd heat exchanger, 3rd heat exchanger is arranged on the conveyer belt of combine.
Described First Heat Exchanger is less than the distance of the second heat exchanger from the first blower fan from the distance of the first blower fan.
Be provided with the 4th heat exchanger between the cooling water tank of described First Heat Exchanger and combine internal combustion engine, the 4th heat exchanger is Dual-tube heat exchanger, and an one heat exchanger tube is connected with the cooling water tank of internal combustion engine, and another heat exchanger tube is connected with First Heat Exchanger.
Heat transferring medium in described First Heat Exchanger is organic media.
A kind of device utilizing combine waste heat drying grain in results process, this device is arranged on combine, comprise the 5th heat exchanger, 6th heat exchanger, 7th heat exchanger and the second blower fan, second blower fan is connected with the grain storehouse of combine by the second air-supply passage, 6th heat exchanger is arranged in the second air-supply passage, 7th heat exchanger is arranged in the grain storehouse of combine, the import of the 6th heat exchanger is connected with the blast pipe of combine internal combustion engine, the outlet of the 6th heat exchanger is connected with the import of the 7th heat exchanger, 5th heat exchanger is arranged on the conveyer belt of combine, 5th heat exchanger is connected with the cooling water tank of combine internal combustion engine.
Structure of the present invention is simple, practical, utilizes the device of combine waste heat substep drying grain in results process, utilizes the heat of using waste heat from tail gas, carried out collection and the transmission of heat by heat exchanger; Go on the conveyer belt of grain storehouse at grain, by heat exchanger, using waste heat from tail gas of internal combustion engine is delivered to conveyor belt surface, new results grain in the above absorbs heat and is heated, discharge the moisture be stored in therebetween, the grain that this part is heated is reached again second time heat drying by the hot blast through heating that blower fan produces in grain storehouse, hot blast can will add thermogenetic steam blowout car body again, thus reaches drying purpose.
Invention increases energy utilization rate, more to some extent solve grain drying problem.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention 1 structural representation;
Fig. 2 is the embodiment of the present invention 2 structural representation.
Embodiment
Embodiment 1
As shown in Figure 1, a kind of device utilizing combine waste heat drying grain in results process, this device is arranged on combine, comprise First Heat Exchanger 1, second heat exchanger 2, 3rd heat exchanger 3 and the first blower fan 4, the air outlet of the first blower fan 4 is connected with the grain storehouse 6 of combine by the first air-supply passage 5, First Heat Exchanger 1 and the second heat exchanger 2 are arranged in the first air-supply passage 5, First Heat Exchanger 1 is connected with the cooling water tank of combine internal combustion engine 7, the import of the second heat exchanger 2 is connected with the blast pipe of internal combustion engine 7, the outlet of the second heat exchanger 2 is connected with the 3rd heat exchanger 3, 3rd heat exchanger 3 is arranged on the conveyer belt 8 of combine.The tail gas of internal combustion engine 7 first carries out heat transmission through the second heat exchanger 2, and then enter into the 3rd heat exchanger 3 from the second heat exchanger 2 and carry out the transmission of second time heat, finally got rid of by the 3rd heat exchanger 3, heat energy entrained in internal combustion engine 7 tail gas can be made full use of through twice heat transmission
Being provided with the 4th heat exchanger the 9, four heat exchanger 9 between the cooling water tank of First Heat Exchanger 1 and combine internal combustion engine 7 is Dual-tube heat exchanger, and an one heat exchanger tube is connected with the cooling water tank of internal combustion engine 7, and another heat exchanger tube is connected with First Heat Exchanger 1.Heat transferring medium in First Heat Exchanger 1 is organic media, and the cooling water temperature in internal combustion engine 7 cooling water tank is below 100 °, and organic media is better for the heat transfer property of this temperature range.First Heat Exchanger 1 is less than the distance of the second heat exchanger 2 from the first blower fan 4 from the distance of the first blower fan 4.
When internal combustion engine 7 works, the grain on conveyer belt 8 first heats through the 3rd heat exchanger 3, thus evaporation section moisture, then entered in grain storehouse 6 by conveyer belt 8.
When internal combustion engine 7 works, water temperature in its cooling water tank can raise rapidly, by the 4th heat exchanger 9, its heat is passed to First Heat Exchanger 1, first blower fan 4 blows into wind in the first air-supply passage 5 first through First Heat Exchanger 1 preheating, and then heat further through the second heat exchanger 2, finally pass in grain storehouse 6, grain in grain storehouse 6 is through the Convective Heating of hot blast, reach the object dispelling moisture further, the wind that the first blower fan 4 blows out simultaneously can fall into the process of grain storehouse 6 by the impurity blowout in grain at grain.
Embodiment 2
As shown in Figure 2, a kind of device utilizing combine waste heat drying grain in results process, this device is arranged on combine, comprise the 5th heat exchanger 10, 6th heat exchanger 11, 7th heat exchanger 12 and the second blower fan 13, second blower fan 13 is connected with the grain storehouse 6 of combine by the second air-supply passage 14, 6th heat exchanger 11 is arranged in the second air-supply passage 14, 7th heat exchanger 12 is arranged in the grain storehouse 6 of combine, the import of the 6th heat exchanger 11 is connected with the blast pipe of combine internal combustion engine 7, the outlet of the 6th heat exchanger 11 is connected with the import of the 7th heat exchanger 12, 5th heat exchanger 10 is arranged on the conveyer belt 8 of combine, 5th heat exchanger 10 is connected with the cooling water tank of combine internal combustion engine 7.
With reference to embodiment 1, in use, the grain on conveyer belt 8 first through the 5th heat exchanger 10 boiler portion moisture, then enters in grain storehouse 6.
The wind that second blower fan 13 blows out first heats through the 6th heat exchanger 11 in the second air-supply passage 14, then enters grain storehouse 6, jointly carries out drying to the grain in grain storehouse 6 with the 7th heat exchanger 12.
Above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although with reference to above-described embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: still can modify to the present invention or equivalent replacement, and not departing from any modification or partial replacement of the spirit and scope of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (5)
1. one kind utilizes the device of combine waste heat drying grain in results process, it is characterized in that: this device is arranged on combine, comprise First Heat Exchanger, second heat exchanger, 3rd heat exchanger and the first blower fan, the air outlet of the first blower fan is connected with the grain storehouse of combine by the first air-supply passage, First Heat Exchanger and the second heat exchanger are arranged in the first air-supply passage, First Heat Exchanger is connected with the cooling water tank of combine internal combustion engine, the import of the second heat exchanger is connected with the blast pipe of internal combustion engine, the outlet of the second heat exchanger is connected with the 3rd heat exchanger, 3rd heat exchanger is arranged on the conveyer belt of combine.
2. a kind of device utilizing combine waste heat drying grain in results process as claimed in claim 1, is characterized in that: described First Heat Exchanger is less than the distance of the second heat exchanger from the first blower fan from the distance of the first blower fan.
3. a kind of device utilizing combine waste heat drying grain in results process as claimed in claim 1, it is characterized in that: between the cooling water tank of described First Heat Exchanger and combine internal combustion engine, be provided with the 4th heat exchanger, 4th heat exchanger is Dual-tube heat exchanger, an one heat exchanger tube is connected with the cooling water tank of internal combustion engine, and another heat exchanger tube is connected with First Heat Exchanger.
4. a kind of device utilizing combine waste heat drying grain in results process as claimed in claim 3, is characterized in that: the heat transferring medium in described First Heat Exchanger is organic media.
5. one kind utilizes the device of combine waste heat drying grain in results process, it is characterized in that: this device is arranged on combine, comprise the 5th heat exchanger, 6th heat exchanger, 7th heat exchanger and the second blower fan, second blower fan is connected with the grain storehouse of combine by the second air-supply passage, 6th heat exchanger is arranged in the second air-supply passage, 7th heat exchanger is arranged in the grain storehouse of combine, the import of the 6th heat exchanger is connected with the blast pipe of combine internal combustion engine, the outlet of the 6th heat exchanger is connected with the import of the 7th heat exchanger, 5th heat exchanger is arranged on the conveyer belt of combine, 5th heat exchanger is connected with the cooling water tank of combine internal combustion engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510421283.1A CN105009787B (en) | 2015-07-17 | 2015-07-17 | A kind of device of utilization united reaper waste heat drying grain during results |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510421283.1A CN105009787B (en) | 2015-07-17 | 2015-07-17 | A kind of device of utilization united reaper waste heat drying grain during results |
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| CN105009787A true CN105009787A (en) | 2015-11-04 |
| CN105009787B CN105009787B (en) | 2017-03-29 |
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| CN201510421283.1A Active CN105009787B (en) | 2015-07-17 | 2015-07-17 | A kind of device of utilization united reaper waste heat drying grain during results |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225002A (en) * | 2018-01-08 | 2018-06-29 | 合肥工业大学 | A kind of comprehensive utilization straw burning heat and engine exhaust heat drying harvest device for grain |
| IT201700084696A1 (en) * | 2017-07-25 | 2019-01-25 | Unicable S R L | DRYER WITH THERMAL RECOVERY FOR HARVESTERS |
| CN109458269A (en) * | 2018-12-11 | 2019-03-12 | 吉林大学 | A kind of harvester diesel engine waste heat recovery device that can be automatically controled |
| CN111802057A (en) * | 2020-07-14 | 2020-10-23 | 付志伟 | Crop harvesting and drying machine |
| CN113545220A (en) * | 2021-08-24 | 2021-10-26 | 长沙航空职业技术学院 | Drying device for combine harvester |
| CN114234214A (en) * | 2021-11-09 | 2022-03-25 | 湖南省农业装备研究所 | Harvester straw and waste heat efficient energy utilization device |
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| DE3627267A1 (en) * | 1986-08-12 | 1988-02-18 | Ulrich Schloesser | Method and apparatus for the drying of agricultural crops, especially corn |
| CN202648353U (en) * | 2012-04-20 | 2013-01-02 | 东莞市永淦节能科技有限公司 | Drying equipment for corn seeds |
| CN203775697U (en) * | 2014-04-01 | 2014-08-20 | 江西农业大学 | Multistage cereal drying system in combine harvester |
| CN204063881U (en) * | 2014-07-11 | 2014-12-31 | 河南新大新材料股份有限公司 | A kind of residual neat recovering system of drying equipment |
| CN104429327A (en) * | 2014-12-05 | 2015-03-25 | 盐城工学院 | Environmental-friendly and energy-saving harvester with drying function |
| CN104567437A (en) * | 2013-10-23 | 2015-04-29 | 洛阳中懋环保设备有限公司 | Flue gas waste heat utilizing system of coal gangue brickkiln |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3627267A1 (en) * | 1986-08-12 | 1988-02-18 | Ulrich Schloesser | Method and apparatus for the drying of agricultural crops, especially corn |
| CN202648353U (en) * | 2012-04-20 | 2013-01-02 | 东莞市永淦节能科技有限公司 | Drying equipment for corn seeds |
| CN104567437A (en) * | 2013-10-23 | 2015-04-29 | 洛阳中懋环保设备有限公司 | Flue gas waste heat utilizing system of coal gangue brickkiln |
| CN203775697U (en) * | 2014-04-01 | 2014-08-20 | 江西农业大学 | Multistage cereal drying system in combine harvester |
| CN204063881U (en) * | 2014-07-11 | 2014-12-31 | 河南新大新材料股份有限公司 | A kind of residual neat recovering system of drying equipment |
| CN104429327A (en) * | 2014-12-05 | 2015-03-25 | 盐城工学院 | Environmental-friendly and energy-saving harvester with drying function |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201700084696A1 (en) * | 2017-07-25 | 2019-01-25 | Unicable S R L | DRYER WITH THERMAL RECOVERY FOR HARVESTERS |
| US10527351B2 (en) | 2017-07-25 | 2020-01-07 | Unicable S.R.L. | Dryer with thermal recovery for combine harvester |
| CN108225002A (en) * | 2018-01-08 | 2018-06-29 | 合肥工业大学 | A kind of comprehensive utilization straw burning heat and engine exhaust heat drying harvest device for grain |
| CN109458269A (en) * | 2018-12-11 | 2019-03-12 | 吉林大学 | A kind of harvester diesel engine waste heat recovery device that can be automatically controled |
| CN111802057A (en) * | 2020-07-14 | 2020-10-23 | 付志伟 | Crop harvesting and drying machine |
| CN113545220A (en) * | 2021-08-24 | 2021-10-26 | 长沙航空职业技术学院 | Drying device for combine harvester |
| CN113545220B (en) * | 2021-08-24 | 2022-06-10 | 长沙航空职业技术学院 | Drying device for combine harvester |
| CN114234214A (en) * | 2021-11-09 | 2022-03-25 | 湖南省农业装备研究所 | Harvester straw and waste heat efficient energy utilization device |
| CN114234214B (en) * | 2021-11-09 | 2023-11-24 | 湖南省农业装备研究所 | High-efficiency energy utilization device for straw and waste heat of harvester |
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| CN105009787B (en) | 2017-03-29 |
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