CN104142052A - Dried fruit and tea drying device based on phase-change heating plate roller and material storing roller - Google Patents
Dried fruit and tea drying device based on phase-change heating plate roller and material storing roller Download PDFInfo
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- CN104142052A CN104142052A CN201410413664.0A CN201410413664A CN104142052A CN 104142052 A CN104142052 A CN 104142052A CN 201410413664 A CN201410413664 A CN 201410413664A CN 104142052 A CN104142052 A CN 104142052A
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- 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
- Y02A40/924—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation using renewable energies
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- 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
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- 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
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Abstract
The invention discloses a dried fruit and tea drying device based on a phase-change heating plate roller and a material storing roller. The device comprises a solar heat collecting water tank, the phase-change heating plate roller and the material storing roller, wherein the phase-change heating plate roller is arranged inside the material storing roller; the material storing roller is rotationally arranged relative to the phase-change heating plate roller; the solar heat collecting water tank and the phase-change heating plate roller form a serial loop. By using the solar heat collecting water tank as a heat source and coupling a heat source water circulating system with the phase-change heating plate roller, the device disclosed by the invention can be used for uniformly dispersing and drying tea and overcoming the disadvantage of large power consumption of common drying equipment.
Description
Technical field
The present invention relates to dryer field, relate in particular to a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll.
Background technology
Scientist says understanding new forms of energy and correctly uses the energy, just mean that understanding is towards following road, natural resources and energy resources problem is day by day serious at present, in ensureing comfortable, health requirements, how effectively and reasonably to distribute and to utilize resource, reduce conventional energy resource consumption and become the problem that people have to face.Along with the proposition of sustainable development, energy-saving and emission-reduction also start to arouse widespread concern, and the gross appearance of energy-saving and emission-reduction in agricultural is warmhouse booth, be tealeaves in the embodiment aspect production and the processing of tealeaves and carry beater and tea drier, but existing tea leaf drier exists production process numerous and diverse, machinery equipment great majority are thick stupid, intelligent degree is low, and when use, power consumption is large, and will consume a large amount of man power and materials.
Described in comprehensive, existing tea leaf drier exists production process numerous and diverse, in Tea Processing process, has both needed to carry beater with tealeaves, also needs with tea drying device the shortcoming such as the large production cost height of power consumption when use.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll, taking solar energy heat collection water tank as thermal source, through the heat source water circulatory system, coupling phase transformation radiator cylinder, realize tealeaves and break up uniformly and dry, overcome the large shortcoming of power consumption of common drying plant.
Technical scheme: for achieving the above object, technical scheme of the present invention is as follows:
A kind of dry fruit and tea drying device based on phase transformation radiator twin-roll, comprise solar energy heating water tank, phase transformation radiator cylinder and charge cylinder, described phase transformation heating installation cylinder is located at charge cylinder inside, and described charge cylinder rotates and arranges with respect to phase transformation heating installation cylinder, and the tubular bunchiness of complex heat transfer of described solar energy heating water tank and phase transformation radiator cylinder takes back road.
Further, the inside of described phase transformation radiator cylinder is made up of many hollow arcuated fin pieces and complex heat transfer pipe, described hollow arcuated fin piece is curved panel, and its inside is hollow-core construction, and this hollow-core construction is in sealed vacuum state, in the hollow-core construction of described hollow arcuated fin piece, be marked with phase-change material superconducting fluid, at least one complex heat transfer pipe and described hollow arcuated fin piece are axially set around connecting into a cylindrical structure not sealing, and the central shaft of described complex heat transfer pipe and the central axes of hollow arcuated fin piece along described radiator cylinder.
Further, the both sides end plate of described charge cylinder is provided with some steam vents, described cup type honeycomb cover is installed on steam vent, is uniformly distributed some penetrating pores on the body of described cup type honeycomb cover.
Further, described charge cylinder is located on the first bracing frame and the second bracing frame by bearing bracket stand, and described charge cylinder is connected with electric-motor drive by gear.One side end of described charge cylinder is provided with canine tooth wheel disc, and described canine tooth wheel disc is in transmission connection with the carrier gear being arranged on the second bracing frame, and described carrier gear and speed-changing gear box are in transmission connection, and described speed-changing gear box is connected with electric-motor drive.
Further, the complex heat transfer pipe of described solar energy heating water tank and phase transformation radiator cylinder is concatenated into closed circuit by circulating pump.
Further, humidity sensor is equipped with in outside, described charge cylinder one end or inner side, the signal output part of described humidity sensor is connected with the signal input part of gauge tap and buzzer respectively, and the signal output part of described gauge tap is connected with the signal input part of described motor and circulating pump respectively.
Further, in described solar energy heating water tank, be provided with heater temperature sensor, heater temperature detect switch (TDS) and electric heating device, the signal output part of described heater temperature sensor is connected with the signal input part of heater temperature detect switch (TDS), and the signal output part of described heater temperature detect switch (TDS) is connected with the signal input part of electric heating device.
Beneficial effect: advantage of the present invention is as follows:
1, a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll of the present invention, taking solar energy heat collection water tank as thermal source, through heat-source Cycles system, coupled coupling phase transformation radiator cylinder, start the temperature of conducting heat and only need 40 degree, and the heat transfer temperature of hot water radiation startup is in the past more than 65 degree, phase transformation radiator cylinder of the present invention is lower to the temperature requirement in solar energy heating water tank, and it is easier to use at rainy weather.
2, a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll of the present invention, by the cooperating of motor, speed-changing gear box, carrier gear and canine tooth wheel disc, thereby realize the smooth working of charge cylinder, realize the intellectuality of whole drying course and regular maintenance by humidity sensor, gauge tap, buzzer, circulating pump, motor.
3, a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll of the present invention, simple in structure easy to use, in the process of drying tea leaves, the rotation of charge cylinder can be broken up the tealeaves that becomes bulk uniformly, the setting of cup type honeycomb cover, had both increased the evaporation rate of the Measuring Moisture Content of Tea that completes, and improved the quality of tealeaves, can effectively prevent that again tea stalk is stuck in pore, the efficiency of dry tealeaves is higher.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present invention.
The structural representation that accompanying drawing 2 is twin-roll of the present invention.
The longitudinal sectional view that accompanying drawing 3 is twin-roll of the present invention.
The transverse sectional view that accompanying drawing 4 is twin-roll of the present invention.
The side view that accompanying drawing 5 is twin-roll of the present invention.
Accompanying drawing 6 is gear transmission structure schematic diagram of the present invention.
The enlarged diagram that accompanying drawing 7 is the cup type honeycomb cover of the present invention.
The internal structure schematic diagram that accompanying drawing 8 is solar energy heating water tank of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in accompanying drawing 1-8, a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll, comprise solar energy heating water tank 1, phase transformation radiator cylinder 2 and charge cylinder 3, described phase transformation heating installation cylinder 2 is located at charge cylinder 3 inside, and described charge cylinder 3 rotates and arranges with respect to phase transformation heating installation cylinder 2, described solar energy heating water tank 1 forms and is connected in series loop with phase transformation radiator cylinder 2.The described heat source water circulatory system comprises solar energy heating water tank 1, in a side of heat collection water tank 1, electronics water intaking valve 28 is installed and is connected with water inlet pipe 29, opposite side upper end at heat collection water tank is provided with overflow pipe 41, is provided with daily water consumption outlet pipe 31 in the bottom of described heat collection water tank 1.Described solar energy heating water tank 1 is concatenated into closed circuit with the complex heat transfer pipe 12 of phase transformation radiator cylinder 2 by circulating pump 23, and described circulating pump 23 is connected with flow control valve 26.
The inside of described phase transformation radiator cylinder 2 is made up of many hollow arcuated fin pieces 13 and complex heat transfer pipe 12, described hollow arcuated fin piece 13 is curved panel, and its inside is hollow-core construction, and this hollow-core construction is in sealed vacuum state, in the hollow-core construction of described hollow arcuated fin piece 13, be marked with phase-change material superconducting fluid 40, along described radiator cylinder axially arrange at least one complex heat transfer pipe 12 with described hollow arcuated fin piece 13 around connecting into a cylindrical structure not sealing, and the central axes of the central shaft of described complex heat transfer pipe 12 and hollow arcuated fin piece 13.Inject phase-change material in described hollow arcuated fin piece 13 boring structures, when hot water is during by complex heat transfer pipe 12, the phase-change material superconducting fluid 40 of described hollow arcuated fin piece 13 inside be activated and steam raising produce high-temperature gas, by hollow arcuated fin piece 13 extrados to charge cylinder 3 inwall heat loss through radiation.Described phase-change material superconducting fluid 40 raw materials are potassium sulfate (chemical pure), potassium bichromate (chemical pure), redistilled water.Proportioning: potassium sulfate percent 0.5, potassium bichromate percent 2, redistilled water 97.5 percent.According to aforementioned proportion preparation, the phase-change material superconducting fluid 40 being configured to can be vaporized at 40 DEG C.Starting the temperature of conducting heat only needs 40 degree, and the heat transfer temperature of hot water radiation startup is in the past more than 65 degree, and phase transformation radiator cylinder of the present invention is lower to the temperature requirement in solar energy heating water tank, and it is easier to use at rainy weather.
On the end plate of the both sides of described charge cylinder 2, be provided with centre bore, described complex heat transfer pipe 12 is connected with both sides centre bore respectively, described charge cylinder 3 two ends are also provided with central shaft, described central shaft is hollow axis body, the liner sleeve pipe that one end of described central shaft doubles as clutch shaft bearing is connected with charge cylinder 3 one end centre bores, the other end of described central shaft doubles as the liner sleeve pipe of the second bearing and the other end centre bore of charge cylinder 3 is connected, between the outer wall of described bearing liner sleeve pipe and the shaft hole inner wall of bearing, it is stationary fit, described clutch shaft bearing and the second bearing are separately positioned on the first bracing frame and the second bracing frame.Described charge cylinder 3 is located on the first bracing frame 7 and the second bracing frame 8 by bearing bracket stand, described charge cylinder 3 is in transmission connection by gear and motor 15, one side end of described charge cylinder 3 is provided with canine tooth wheel disc 39, described canine tooth wheel disc 39 is in transmission connection with the carrier gear 21 being arranged on the second bracing frame 8, described carrier gear 21 is in transmission connection with speed-changing gear box 18, and described speed-changing gear box 18 is in transmission connection with motor 15.As shown in Figure 6, by the cooperating of motor 15, speed-changing gear box 18, carrier gear 21 and canine tooth wheel disc 39, thereby realize the smooth working of charge cylinder 3.
Described system is in dry fruit or drying tea leaves process, it is the oven dry that completes dry fruit or tealeaves by the arc outer wall of phase transformation radiator cylinder 2 to charge cylinder 3 heat loss through radiation, described phase transformation radiator cylinder 2 is fixed, described charge cylinder 3 rotates, humidity sensor 36 is equipped with in described charge cylinder 3 outsides, one end or inner side, the signal output part of described humidity sensor 36 is connected with the signal input part of gauge tap 37 and buzzer 38 respectively, and the signal output part of described gauge tap 37 is connected with the signal input part of described motor 15 and circulating pump 23 respectively.When work has been dried, the humidity that humidity sensor 36 records in charge cylinder 3 reaches while setting reading, humidity sensor 36 passes the signal along to gauge tap 37, gauge tap 37 cuts out motor 15 and circulating pump 23, system quits work, synchronous signal is delivered to buzzer 38, and buzzer 38 sends music, and prompting has been dried.Can also adjust according to the setting value of humidity sensor 36 open and close of charge cylinder 3 simultaneously.According to the needs of operating mode, can also in charge cylinder 3 one side end panel, be provided with temperature indicator, temperature indicator records the temperature of phase transformation radiator cylinder 2 radiation through end plate, can adjust according to temperature indicator setting value the hot water flow of flow control valve 26.
In described solar energy heating water tank 1, be provided with heater temperature sensor 32, heater temperature detect switch (TDS) 33 and electric heating device 34, the signal output part of described heater temperature sensor 32 is connected with the signal input part of heater temperature detect switch (TDS) 33, and the signal output part of described heater temperature detect switch (TDS) 33 is connected with the signal input part of electric heating device 34.Temperature sensor records the water temperature in solar energy heating water tank 1, and will after temperature signal conversion, input to heater temperature detect switch (TDS) 33, and the critical-temperature of setting heater temperature detect switch (TDS) 33 in the present invention is 40 degree.Heater temperature detect switch (TDS) 33 receives after the signal from heater temperature sensor 32, heater temperature detect switch (TDS) 33 judges, while only having the temperature recording when heater temperature sensor 32 to spend lower than critical-temperature 40, heater temperature detect switch (TDS) 33 just transfers to electric heating device 34 by heating signal, electric heating device 34 heats the water in solar energy heating water tank, when water temp. heating reaches a certain temperature (being that temperature 40 is spent), signal is transferred to heater temperature detect switch (TDS) 33 by heater temperature sensor 32, 33 transmission of heater temperature detect switch (TDS) stop heating signal to electric heating device 34, electric heating device 34 stops heating.When running into rainy weather, when night, solar energy cannot provide enough heat heat supply, can utilize peak-trough electricity to provide electric heating device intelligent heat supply.
Described solar energy heating water tank 1 is independently intake by self water feeding electronic valve 28, inwall upper end at described solar energy heating water tank 1 is provided with water level controller 30, the signal output part of described water level controller 30 is connected with the signal input part of self water feeding electronic valve 28, when the water yield of heat collection water tank lower than or during higher than a certain setting value, can self water feeding or stop supplying water.
The both sides end plate of described charge cylinder 3 is provided with some steam vents, as shown in Figure 7, described cup type honeycomb cover 14 is installed on steam vent, is uniformly distributed some penetrating pores on the body of described cup type honeycomb cover 14.The diameter of described steam vent is 40MM; The diameter of described cup type honeycomb cover 14 is 55mm, and the diameter of the pore of described cup type honeycomb cover 14 is 3mm.The described horizontal arc at charge cylinder 3 is uploaded face and is provided with charging aperture, is connected with curved cover plate 9 for charging aperture; The described horizontal arc download face at charge cylinder 3 is provided with discharging opening, is connected with curved cover plate 10 for discharging opening, the turnover that dry fruit or tealeaves can be from curved cover plate 9 and curved cover plates 10.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. dry fruit and the tea drying device based on phase transformation radiator twin-roll, it is characterized in that: comprise solar energy heating water tank (1), phase transformation radiator cylinder (2) and charge cylinder (3), described phase transformation heating installation cylinder (2) is located at charge cylinder (3) inside, and described charge cylinder (3) rotates and arranges with respect to phase transformation heating installation cylinder (2), described solar energy heating water tank (1) forms and is connected in series loop with phase transformation radiator cylinder (2).
2. a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll according to claim 1, it is characterized in that: the inside of described phase transformation radiator cylinder (2) is made up of many hollow arcuated fin pieces (13) and complex heat transfer pipe (12), described hollow arcuated fin piece (13) is curved panel, and its inside is hollow-core construction, and this hollow-core construction is in sealed vacuum state, in the hollow-core construction of described hollow arcuated fin piece (13), be marked with phase-change material superconducting fluid (40), at least one complex heat transfer pipe (12) and described hollow arcuated fin piece (13) are axially set around connecting into a cylindrical structure not sealing along described radiator cylinder (19), and the central axes of the central shaft of described complex heat transfer pipe (12) and hollow arcuated fin piece (13).
3. a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll according to claim 1, it is characterized in that: the both sides end plate of described charge cylinder (3) is provided with some steam vents, the described cup type honeycomb cover (14) that is provided with on steam vent, is uniformly distributed some penetrating pores on the body of described cup type honeycomb cover (14).
4. a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll according to claim 1, it is characterized in that: described charge cylinder (3) is located at the first bracing frame (7) by bearing bracket stand and the second bracing frame (8) is upper, and described charge cylinder (3) is in transmission connection by gear and motor (15).
5. a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll according to claim 4, it is characterized in that: a side end of described charge cylinder (3) is provided with canine tooth wheel disc (39), described canine tooth wheel disc (39) is in transmission connection with the carrier gear (21) being arranged on the second bracing frame (8), described carrier gear (21) is in transmission connection with speed-changing gear box (18), and described speed-changing gear box (18) is in transmission connection with motor (15).
6. a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll according to claim 1, is characterized in that: described solar energy heating water tank (1) is concatenated into closed circuit with the complex heat transfer pipe (12) of phase transformation radiator cylinder (2) by circulating pump (23).
7. according to a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll described in claim 4 or 6, it is characterized in that: humidity sensor (36) is equipped with in outside, described charge cylinder (3) one end or inner side, the signal output part of described humidity sensor (36) is connected with the signal input part of gauge tap (37) and buzzer (38) respectively, and the signal output part of described gauge tap (37) is connected with the signal input part of described motor (15) and circulating pump (23) respectively.
8. a kind of dry fruit and tea drying device based on phase transformation radiator twin-roll according to claim 1, it is characterized in that: in described solar energy heating water tank (1), be provided with heater temperature sensor (32), heater temperature detect switch (TDS) (33) and electric heating device (34), the signal output part of described heater temperature sensor (32) is connected with the signal input part of heater temperature detect switch (TDS) (33), and the signal output part of described heater temperature detect switch (TDS) (33) is connected with the signal input part of electric heating device (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410413664.0A CN104142052B (en) | 2014-08-20 | 2014-08-20 | A kind of dry fruit based on phase transformation radiator twin-roll and tea drying device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410413664.0A CN104142052B (en) | 2014-08-20 | 2014-08-20 | A kind of dry fruit based on phase transformation radiator twin-roll and tea drying device |
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| CN104142052A true CN104142052A (en) | 2014-11-12 |
| CN104142052B CN104142052B (en) | 2016-08-17 |
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| CN201410413664.0A Expired - Fee Related CN104142052B (en) | 2014-08-20 | 2014-08-20 | A kind of dry fruit based on phase transformation radiator twin-roll and tea drying device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106072712A (en) * | 2016-06-21 | 2016-11-09 | 昆明理工大学 | A kind of agricultural product solar airing wind-powered electricity generation drying device |
| CN106369716A (en) * | 2015-05-11 | 2017-02-01 | 蒋超 | Energy-saving and environment-friendly water circulation and reutilization air conditioning system |
| CN108007173A (en) * | 2018-01-03 | 2018-05-08 | 安吉语茉茶业有限公司 | A kind of dryer heat-transfer device |
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| CN201527155U (en) * | 2009-11-06 | 2010-07-14 | 中国科学院广州能源研究所 | Integrated solar energy drying system |
| CN101776377A (en) * | 2009-12-29 | 2010-07-14 | 北京林业大学 | Drying method by using solar energy and device thereof |
| CN201748772U (en) * | 2010-08-09 | 2011-02-16 | 袁文斌 | Rotary type heat superconductive drying tube directly using energy for outer heating not using steam or heat conductive oil |
| CN103939977A (en) * | 2014-05-13 | 2014-07-23 | 东南大学 | Heating device of double-drum phase change heating radiator and clothes drying room |
| CN204043328U (en) * | 2014-08-20 | 2014-12-24 | 东南大学 | A kind of dry fruit based on phase transformation radiator twin-roll and tea drying device |
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2014
- 2014-08-20 CN CN201410413664.0A patent/CN104142052B/en not_active Expired - Fee Related
Patent Citations (7)
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| FR358696A (en) * | 1905-10-20 | 1906-03-03 | Compagnie Industrielle Des Alcools De L'ardeche | Rotary device for saccharification of wood |
| CN101294766A (en) * | 2008-06-02 | 2008-10-29 | 郑州万谷机械有限公司 | Revolving drum type tube bundle drying machine |
| CN201527155U (en) * | 2009-11-06 | 2010-07-14 | 中国科学院广州能源研究所 | Integrated solar energy drying system |
| CN101776377A (en) * | 2009-12-29 | 2010-07-14 | 北京林业大学 | Drying method by using solar energy and device thereof |
| CN201748772U (en) * | 2010-08-09 | 2011-02-16 | 袁文斌 | Rotary type heat superconductive drying tube directly using energy for outer heating not using steam or heat conductive oil |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106369716A (en) * | 2015-05-11 | 2017-02-01 | 蒋超 | Energy-saving and environment-friendly water circulation and reutilization air conditioning system |
| CN106072712A (en) * | 2016-06-21 | 2016-11-09 | 昆明理工大学 | A kind of agricultural product solar airing wind-powered electricity generation drying device |
| CN106072712B (en) * | 2016-06-21 | 2018-08-10 | 昆明理工大学 | A kind of agricultural product solar airing wind-powered electricity generation drying device |
| CN108007173A (en) * | 2018-01-03 | 2018-05-08 | 安吉语茉茶业有限公司 | A kind of dryer heat-transfer device |
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| Publication number | Publication date |
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| CN104142052B (en) | 2016-08-17 |
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