CN103385070A - Local dehumidification device in grain storage pile - Google Patents

Local dehumidification device in grain storage pile Download PDF

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Publication number
CN103385070A
CN103385070A CN2013103580729A CN201310358072A CN103385070A CN 103385070 A CN103385070 A CN 103385070A CN 2013103580729 A CN2013103580729 A CN 2013103580729A CN 201310358072 A CN201310358072 A CN 201310358072A CN 103385070 A CN103385070 A CN 103385070A
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China
Prior art keywords
grain storage
ventilation duct
heap
grain
air
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CN2013103580729A
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Chinese (zh)
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CN103385070B (en
Inventor
王世清
张岩
王虎峰
姜文利
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Qingdao Agricultural University
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Qingdao Agricultural University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/51Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for storing agricultural or horticultural products

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  • Storage Of Harvested Produce (AREA)

Abstract

The invention provides a local dehumidification device in a grain storage pile. A dehumidification device is erected on the grain storage pile, when being used, a vent pipe is inserted to a seriously damp part of the grain storage pile, and a damp air vent pipe and a dry air vent pipe, which are arranged on the vent pipe, are respectively connected onto the inlet and the outlet of a draught and exhaust fan through a reversing valve and a refrigerator. According to the local dehumidification device, local damp air in the grain storage pile is led out by the draught and exhaust fan, and is sent back into the grain storage pile after being dehumidified by the refrigerator, so that local gas in the grain storage pile flows circularly to reduce the humidity in the grain storage pile. By adopting the local dehumidification device, the humidity of air in the grain storage pile can be fast reduced, and the increase of moisture content in grain in a high-humidity environment is directly avoided, so that the stored grain is prevented from generating heat and getting moldy, and the fine quality of the grain can be better kept; furthermore, management risks and cost are reduced, and the excellent effects of low energy consumption and greatly lowered working strength are realized.

Description

Dry damp-eliminating apparatus the interior part of a kind of grain storage heap
Technical field
The invention belongs to grain low temperature storage technical field, damp-eliminating apparatus dries to be specifically related in a kind of grain storage heap part.
Background technology
The drying grain that puts in storage, run into wet environment and be easy to get damp, and causes moisture in grain to increase, and will cause the heating of grain storage when moisture is increased to a certain degree and go mouldy, economic loss.At present in the foodstuff preservation process, mainly by force ventilation, in time reduce the moisture content of sealing in the grain storage environment, directly avoid grain is stored in high humidity environment water content to increase, or indirectly prevent and remove grain and pile interior dewfall and heating thereof, go mouldy, improve the purpose of the fine quality of stability of grain storage and maintenance grain.Force ventilation is the effective ways that reduce the grain storage moisturt register, but what ventilate is whole grain storage heap, and the wet down amplitude is limited, and it is many to consume the energy, and noise etc. are large on the impact of environment; How to reduce the grain storage cost and enter to store up pre-process and post-process intensity and realize that industrialization also needs to do a large amount of basic research works.
Summary of the invention
Damp-eliminating apparatus dries to the invention provides in a kind of grain storage heap part, the described damp-eliminating apparatus that dries can be drawn local malaria in the grain storage heap, send back to again after drying in the grain storage heap, to reduce the humidity in the grain storage heap, make grain be in suitable storage environment, prevent that the grain storage heap from going mouldy because making moist.The present invention can solve that the consumption energy that prior art force ventilation method exists is many, and noise is large, and labour intensity is high, the weightless problem such as serious of grain.
In order to reach the purpose that solves the problems of the technologies described above, the present invention is achieved by the following technical solutions:
dry damp-eliminating apparatus the interior part of a kind of grain storage heap, described device comprises the ejectment blower fan, refrigeration machine and ventilation duct, described ventilation duct inserts location of moisture in the grain storage heap, be connected with air inducing pipeline and the exhaust duct of supplied gas circulation use between described ventilation duct and ejectment blower fan, described ventilation duct comprises humid air ventilation duct and dry air ventilation duct, be provided with the air vent of supplied gas turnover on described humid air ventilation duct and dry air ventilation duct, described humid air ventilation duct is connected successively entrance by air inducing pipeline and is connected with the ejectment blower fan with refrigeration machine, described dry air ventilation duct is connected with the outlet of ejectment blower fan by exhaust duct, described refrigeration machine comprises except moist chamber, indoor refrigeration machine condensation end and the refrigeration machine evaporation ends of being provided with of described dehumidifying.
Further, also be connected with flexible connecting leg between described humid air ventilation duct and air inducing pipeline, be connected with flexible connecting leg between described dry air ventilation duct and exhaust duct.
Further, also be provided with Manual Hydraulic switch stand between flexible connecting leg and air inducing pipeline, exhaust duct.
Further, also be provided with dividing plate between the air vent of the air vent of the humid air ventilation duct in insertion grain storage heap and dry air ventilation duct.
Further, the aperture of described air vent is 2-3mm.
Further, described removing under moist chamber also is provided with water spilage tray.
Further, described ventilation duct is provided with the convenient handle that grips.
Compared with prior art, advantage of the present invention and good effect are: the present invention utilizes the ejectment blower fan that local malaria in the grain storage heap is drawn, send back to again after refrigeration machine dehumidifies in the grain storage heap, make the local gas in the grain storage heap circulate to reduce the interior humidity of grain storage heap.Can not only reduce rapidly the humidity of air in the grain storage heap, directly avoid grain is stored in high humidity environment water content to increase, to prevent the grain storage heating, mildew and to keep the fine quality of grain; And reduce managing risk and cost, have the excellent results such as energy consumption is low, working strength decrease.
Description of drawings
Fig. 1 is that in grain storage of the present invention heap the structural representation of damp-eliminating apparatus dries in part.
Fig. 2 be in Fig. 1 A to structural representation.
In figure, 1. grain storage is piled; 2. humid air ventilation duct; 3. dry air ventilation duct; 4. handle; 5. flexible connecting leg; 6. Manual Hydraulic switch stand; 7. air inducing pipeline; 8. refrigeration machine; 9. refrigeration machine condensation end; 10 refrigeration machine evaporation ends; 11. ejectment blower fan; 12. exhaust duct; 13. except moist chamber; 14. water spilage tray; 15. dividing plate; 16. air vent.
Embodiment
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further detail.
Embodiment 1
Referring to Fig. 1 and Fig. 2, in grain storage of the present invention heap, the part damp-eliminating apparatus that dries comprises ejectment blower fan 11, refrigeration machine 8 and ventilation duct, described ventilation duct inserts grain storage heap 1 interior location of moisture, be connected with air inducing pipeline 7 and the exhaust duct 12 of supplied gas circulation use between described ventilation duct and ejectment blower fan 11, described ventilation duct comprises humid air ventilation duct 2 and dry air ventilation duct 3.
In order to prevent that the grain grain in grain storage heap 1 from sucking the ejectment blower fan, be provided with the air vent 16 of supplied gas turnover on described humid air ventilation duct 2 and dry air ventilation duct 3, the aperture of described air vent is 2-3mm.Described humid air ventilation duct 2 is connected with the entrance that refrigeration machine 8 is connected with the ejectment blower fan successively by air inducing pipeline 7, described dry air ventilation duct 3 is connected with the outlet of ejectment blower fan 11 by exhaust duct 12, described refrigeration machine comprises except moist chamber 13, indoor refrigeration machine condensation end 9 and the refrigeration machine evaporation ends 10 of being provided with of described dehumidifying.9 pairs of humid airs of described refrigeration machine condensation end carry out condensing trapping makes it to become low temperature and low humidity (drying) gas, the moisture that captures is by water spilage tray 14 collection and treatments that have except moist chamber, and refrigeration machine evaporation ends 10 becomes this low humidity gas-heated the air of former temperature low humidity.Utilize refrigeration machine with malaria dehumidifying in the grain storage heap.
When using, inserts described ventilation duct the local moist position of grain storage heap 1.Described ventilation duct is provided with the convenient handle 4 that grips.In order to prevent the air vent 16 on the grain obstruction ventilation duct 2 in grain storage heap 1.Also be connected with flexible connecting leg between described humid air ventilation duct and air inducing pipeline, be connected with flexible connecting leg between described dry air ventilation duct and exhaust duct.Also be provided with Manual Hydraulic switch stand 6 between flexible connecting leg and air inducing pipeline, exhaust duct, the humid air ventilation duct of described ventilation duct is by flexible connecting leg 5(such as rubber tube) first be connected to Manual Hydraulic switch stand 6 after, receive the entrance of ejectment blower fan 11 by air inducing pipeline 7, the dry air ventilation duct of described ventilation duct is received in the outlet of ejectment blower fan 11 by flexible connecting leg 5 and exhaust duct 12 again.Utilize the break-in function of Manual Hydraulic switch stand 6 to realize two exchange functions between ventilation duct, each other humid air ventilation duct and dry air ventilation duct.
Short-circuit state appears in order to prevent that grain storage heap 1 interior humid air from drawing with the discharge of dry air, so also be provided with dividing plate 15 between the air vent of the humid air ventilation duct of the present invention in inserting the grain storage heap and the air vent of dry air ventilation duct, make humid air to enter the damp-eliminating apparatus that dries by the air vent of humid air ventilation duct, then the dry air after the dehumidifying enters in silo via the air vent of dry air ventilation duct.
Operation principle of the present invention is: ventilation duct is inserted moist serious grain storage heap position, utilize the ejectment blower fan that malaria in the grain storage heap is drawn, send back to again after refrigeration machine dehumidifies in the grain storage heap, make the local gas in the grain storage heap circulate to reduce the interior humidity of grain storage heap.In conjunction with Humidity Detection equipment, start in case of necessity ejectment blower fan blower fan, by blast pipe and exhaust duct, air humidity in the grain storage heap is remained in comparatively rational scope.
The method of work of the damp-eliminating apparatus that dries of the present invention is: the damp-eliminating apparatus that dries of part in grain heap is arranged in depot, insert the moist position of grain storage heap 1 with the ventilation duct of air vent 16, under the suction force feed effect of ejectment blower fan 11, malaria is drawn by the humid air ventilation duct, after becoming dry gas, dehumidifying in the drying air vent duct is sent back to the grain storage heap 1, its air humidity is reduced gradually until reach requirement.
Device of the present invention can not only be realized " low energy consumption " moisture excluding in the grain storage process, and traditional disposed of in its entirety is reduced to Local treatment, is easy to realization " low-intensity " and manages, greatly reduces the grain storage cost.
The above, be only preferred embodiment of the present invention, is not the present invention to be done the restriction of other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not break away from,, to any simple modification, equivalent variations and remodeling that above embodiment does, still belong to the protection domain of technical solution of the present invention according to technical spirit of the present invention.

Claims (7)

1. in a grain storage heap damp-eliminating apparatus dries in part, it is characterized in that: described device comprises the ejectment blower fan, refrigeration machine and ventilation duct, described ventilation duct inserts location of moisture in the grain storage heap, be connected with air inducing pipeline and the exhaust duct of supplied gas circulation use between described ventilation duct and ejectment blower fan, described ventilation duct comprises humid air ventilation duct and dry air ventilation duct, be provided with the air vent of supplied gas turnover on described humid air ventilation duct and dry air ventilation duct, described humid air ventilation duct is connected successively entrance by air inducing pipeline and is connected with the ejectment blower fan with refrigeration machine, described dry air ventilation duct is connected with the outlet of ejectment blower fan by exhaust duct, described refrigeration machine comprises except moist chamber, indoor refrigeration machine condensation end and the refrigeration machine evaporation ends of being provided with of described dehumidifying.
2. the part damp-eliminating apparatus that dries in grain storage according to claim 1 heap, is characterized in that: also be connected with flexible connecting leg between described humid air ventilation duct and air inducing pipeline, be connected with flexible connecting leg between described dry air ventilation duct and exhaust duct.
3. the part damp-eliminating apparatus that dries in grain storage according to claim 2 heap is characterized in that: also be provided with Manual Hydraulic switch stand between flexible connecting leg and air inducing pipeline, exhaust duct.
4. the part damp-eliminating apparatus that dries in grain storage according to claim 1 heap is characterized in that: insert between the air vent of the air vent of the humid air ventilation duct in the grain storage heap and dry air ventilation duct and also be provided with dividing plate.
5. the part damp-eliminating apparatus that dries in grain storage according to claim 1 heap, it is characterized in that: the aperture of described air vent is 2-3mm.
6. the part damp-eliminating apparatus that dries in grain storage according to claim 1 heap is characterized in that: describedly except under moist chamber, also be provided with water spilage tray.
7. the part damp-eliminating apparatus that dries in grain storage according to claim 1 heap, it is characterized in that: described ventilation duct is provided with the convenient handle that grips.
CN201310358072.9A 2013-08-16 2013-08-16 Dry damp-eliminating apparatus the interior part of a kind of grain storage heap Active CN103385070B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106134656A (en) * 2016-08-29 2016-11-23 宽甸佳粮仓储设备有限公司 A kind of silo machine aeration ventilates and mends device for cooling

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1840974A (en) * 2005-11-23 2006-10-04 中央储备粮扬州直属库 Lower ventilating method and apparatus for low-temperature grain storage film in bungalow barn
CN201123266Y (en) * 2007-12-04 2008-10-01 中央储备粮兴义直属库 Temperature control device for granary
CN201533509U (en) * 2009-06-10 2010-07-28 王允良 Intelligent low-temperature grain storage automatic control system
CN102334413A (en) * 2010-07-22 2012-02-01 天津科技大学 Small-sized multifunctional food storehouse
CA2788568A1 (en) * 2010-11-03 2012-02-29 Ag Growth International Inc. Collapsible aeration system for retrofitting a grain bin

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1840974A (en) * 2005-11-23 2006-10-04 中央储备粮扬州直属库 Lower ventilating method and apparatus for low-temperature grain storage film in bungalow barn
CN201123266Y (en) * 2007-12-04 2008-10-01 中央储备粮兴义直属库 Temperature control device for granary
CN201533509U (en) * 2009-06-10 2010-07-28 王允良 Intelligent low-temperature grain storage automatic control system
CN102334413A (en) * 2010-07-22 2012-02-01 天津科技大学 Small-sized multifunctional food storehouse
CA2788568A1 (en) * 2010-11-03 2012-02-29 Ag Growth International Inc. Collapsible aeration system for retrofitting a grain bin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106134656A (en) * 2016-08-29 2016-11-23 宽甸佳粮仓储设备有限公司 A kind of silo machine aeration ventilates and mends device for cooling

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