CN111397353B - High-temperature solar energy air energy heat pump agricultural product drying box heating device - Google Patents

High-temperature solar energy air energy heat pump agricultural product drying box heating device Download PDF

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Publication number
CN111397353B
CN111397353B CN202010315838.5A CN202010315838A CN111397353B CN 111397353 B CN111397353 B CN 111397353B CN 202010315838 A CN202010315838 A CN 202010315838A CN 111397353 B CN111397353 B CN 111397353B
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China
Prior art keywords
pipe
box
motor
main body
heating
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CN202010315838.5A
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Chinese (zh)
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CN111397353A (en
Inventor
夏百战
徐枝泉
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Guangdong Bilang Energy Saving Equipment Co ltd
University of Electronic Science and Technology of China Zhongshan Institute
Original Assignee
Guangdong Bilang Energy Saving Equipment Co ltd
University of Electronic Science and Technology of China Zhongshan Institute
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Application filed by Guangdong Bilang Energy Saving Equipment Co ltd, University of Electronic Science and Technology of China Zhongshan Institute filed Critical Guangdong Bilang Energy Saving Equipment Co ltd
Priority to CN202010315838.5A priority Critical patent/CN111397353B/en
Publication of CN111397353A publication Critical patent/CN111397353A/en
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Publication of CN111397353B publication Critical patent/CN111397353B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F26B21/002—Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • B01D53/266—Drying gases or vapours by filtration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00—Solar heat collectors using working fluids
    • F24S10/70—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • F24S23/71—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with parabolic reflective surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
    • F24S30/425—Horizontal axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00—Solar heat collectors specially adapted for particular uses or environments
    • F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • F24S2020/23—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants movable or adjustable
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/44—Heat exchange systems
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

A high-temperature solar air energy heat pump agricultural product drying box heating device comprises a main body box, a solar thermal collector, a working box, a cold water pipe, a hot water pipe, a first connecting pipe, a circulating air pipe and a third connecting pipe; a water tank and a condenser are arranged in the main body box, and the solar heat collector is arranged on the main body box; the cold water pipe is arranged on the solar heat collector and penetrates through the main body box to be communicated with the water tank, and the hot water pipe is arranged on the solar heat collector and penetrates through the main body box to be communicated with the condenser; the bottom of the working box is provided with a first motor, and the fan blades are arranged on the fan blade supporting frame and are in transmission connection with the first motor; the working box is provided with a drying box and drying equipment; the mounting sets up in drying equipment, carousel and mounting sliding connection, is equipped with the drain pipe on the mounting, and the drain pipe passes work box and external intercommunication. The new energy heating of the invention reduces energy consumption, generates high-temperature steam by heating, has high temperature and good heating effect, recycles the heated gas, reduces energy consumption and improves utilization rate.

Description

High-temperature solar energy air energy heat pump agricultural product drying box heating device
Technical Field
The invention relates to the field of new energy agricultural product drying equipment, in particular to a high-temperature solar air energy heat pump agricultural product drying box heat supply device.
Background
Since the innovation and the opening, particularly since the new century, the agricultural product processing industry in China is rapidly developed, and the agricultural product processing industry has become one of the most growth-active industries in national economy. When the agricultural products are not dried completely, the agricultural products are easy to mildew in the processes of storage and transportation, so that loss is caused, the postpartum loss of the grains caused by the mildew in China is 250-330 jin each year, the postpartum loss of the agricultural products caused by the mildew in each year is 8000 ten thousand tons, and the total loss value is about 800 million yuan. All the energy consumption is large due to the adoption of electric drying or coal heating drying, the cost is greatly increased, and part of the energy is heated and dried by adopting new energy, but the technology is not mature enough, so that the agricultural products are not thoroughly dried due to the low temperature, the scale is small due to the low utilization rate of the new energy on heat energy, and the drying capacity is low; thirdly, the problem of poor drying uniformity exists. The drying time is long and the energy consumption is increased, which leads to the increase of the processing cost of agricultural products.
In order to solve the problem, the application provides a high-temperature solar air energy heat pump agricultural product drying box heating device.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides a high-temperature solar air energy heat pump agricultural product drying box heating device, new energy is heated to reduce energy consumption, high-temperature steam is generated by heating, the temperature is high, the heating effect is good, heated gas is recycled, the energy consumption is reduced, and the utilization rate is improved.
(II) technical scheme
The invention provides a high-temperature solar air energy heat pump agricultural product drying box heating device which comprises a main body box, a solar heat collector, a working box, a heating pipe support frame, a motor heat insulation protection cover, a first motor shaft, fan blades, a cold water pipe, a hot water pipe, a first connecting pipe, a circulating air pipe, a third connecting pipe, a rotary table and a fixing piece, wherein the main body box is provided with a heat collecting plate;
a water tank and a condenser are arranged in the main body box, and the solar heat collector is arranged on the main body box; the cold water pipe is arranged on the solar heat collector and penetrates through the main body box to be communicated with the water tank, and the hot water pipe is arranged on the solar heat collector and penetrates through the main body box to be communicated with the condenser; the cold water pipe is provided with a water pump which is positioned at the periphery of the main body box;
the solar heat collector comprises a connecting piece, a parabolic mirror fixing frame, a parabolic mirror, a heat collecting pipe bracket and supporting legs; the supporting legs are arranged on the main body box, and the connecting piece is rotatably connected with the supporting legs and is connected with the parabolic mirror fixing frame; the parabolic mirror is arranged on the parabolic mirror fixing frame, the heat collecting pipe bracket is arranged on the parabolic mirror fixing frame and is attached to the parabolic mirror, and the heat collecting pipe is arranged on the heat collecting pipe bracket and is positioned at one end far away from the parabolic mirror;
the bottom of the working box is provided with a fan blade supporting frame and a first motor, and the first motor is positioned in the fan blade supporting frame; the motor heat insulation protection cover is arranged on the working box and covers the first motor, and the fan blade is arranged on the fan blade supporting frame and is in transmission connection with the first motor through a first motor shaft; the working box is provided with a drying box and drying equipment, the heating pipe support frame is provided with a T-shaped sliding strip and a fixed rod, the working box is provided with a sliding groove, and the heating pipe support frame is arranged on the working box in a sliding manner and is positioned between the drying box and the fan blades; the heating pipe is arranged on the heating pipe bracket frame through a fixed rod; the heating pipe is provided with a second connecting pipe, the first connecting pipe is arranged on the condenser and communicated with the second connecting pipe after penetrating through the main body box and the working box, the third connecting pipe is arranged on the drying equipment and communicated with the second connecting pipe after penetrating through the working box, and the circulating gas pipe is arranged on the drying equipment and communicated with the fan blade supporting frame after penetrating through the working box;
the drying equipment is provided with a rectangular hole and a second motor, the second motor is provided with a second motor shaft, the turntable is in power connection with the second motor and is positioned in the rectangular hole, and the turntable is provided with a drying net; the mounting sets up in drying equipment, and is equipped with the slider on the mounting, is equipped with annular spout on the carousel, carousel and mounting sliding connection are equipped with the drain pipe on the mounting, and the drain pipe passes work box and external intercommunication.
Preferably, a hot water storage and insulation box is arranged between the hot water pipe and the condenser.
Preferably, the number of the heat collecting pipe supports is multiple groups, and the heat collecting pipe supports are distributed on the parabolic mirrors in a whole row.
Preferably, the supporting legs are provided with driving motors, and the driving motors are in transmission connection with the connecting pieces.
Preferably, the first motor is slidably connected to the work box and has a portion in contact with the periphery of the work box.
Preferably, the number of the fixed rods is multiple groups, and the fixed rods are detachably connected with the heating pipe.
Preferably, the number of the second connecting pipes is two, and the second connecting pipes are respectively in threaded connection with the first connecting pipes and the third connecting pipes.
Preferably, the third connecting pipe is communicated with the drying equipment and is positioned in a closed space formed by the fixing piece and the rotating disc in the drying equipment.
Preferably, the fixing member is provided with a water chute.
Preferably, the working box is provided with a one-way air outlet pipe, and the air outlet direction of the air outlet pipe faces the dehumidification net.
The technical scheme of the invention has the following beneficial technical effects: when the solar water heater works, the water pump works to send cold water into the heat collecting tube on the solar heat collector, the parabolic mirror refracts and collects sunlight onto the heat collecting tube, and the parabolic mirror tracks the track of the sun under the action of the driving motor, so that the best focusing state is kept, and the heating effect is good; then the hot water stored in the hot water storage heat preservation box flows into a condenser, the hot water is evaporated into gas by heating, the temperature of the high-temperature steam is far higher than the boiling water temperature, the drying temperature is high, the effect is good, the problem of low temperature and slow drying is solved, and the processing cost is reduced; the steam after passing through the heating pipe then enters the dehumidification equipment, because the rotating disc and the fixing piece form a closed space, the circulating gas pipe is communicated with the dehumidification equipment and the fan blade supporting frame, when the first motor works, the field inside the fan blade supporting frame is under negative pressure, and the steam entering the dehumidification equipment filters water vapor through the dehumidification net; after a period of time, the second motor works, a part of the dehumidification net in the dehumidification equipment is transferred out, the dried dehumidification net is transferred into the dehumidification equipment, the gas is kept dry, and the first motor is prevented from being influenced by the moisture of the gas; the air outlet pipe on the working box blows the gas with residual temperature to the dehumidifying net and blows the gas to dry, thereby improving the utilization of heat energy; first motor and work box sliding connection for first motor can not be whole in the work box, has increased the radiating rate of first motor, prolongs its life.
Drawings
Fig. 1 is a schematic structural diagram of a heating device of an agricultural product drying box of a high-temperature solar air energy heat pump provided by the invention.
Fig. 2 is a schematic structural diagram of a solar thermal collector in a heating device of a high-temperature solar air energy heat pump agricultural product drying box provided by the invention.
Fig. 3 is a schematic structural diagram of a dehumidification device in a heating device of a high-temperature solar air energy heat pump agricultural product drying box provided by the invention.
Fig. 4 is a schematic structural diagram of a turntable in a heating device of a high-temperature solar air energy heat pump agricultural product drying box provided by the invention.
Fig. 5 is a schematic connection diagram of a heating pipe and a heating pipe support frame in the heating device of the agricultural product drying box of the high-temperature solar air-energy heat pump provided by the invention.
Fig. 6 is a partial enlarged view of a position a in the high-temperature solar air energy heat pump agricultural product drying box heat supply device provided by the invention.
Reference numerals: 1. a main body case; 2. a water tank; 3. a solar heat collector; 4. a condenser; 5. a work box; 6. heating a tube; 7. heating a tube support frame; 8. a T-shaped slide bar; 9. a fan blade support frame; 10. a motor heat insulation protective cover; 11. a first motor; 12. a first motor shaft; 13. a fan blade; 14. a cold water pipe; 15. a hot water pipe; 16. a first connecting pipe; 17. a circulating gas pipe; 18. a second connecting pipe; 19. a third connecting pipe; 20. fixing the rod; 21. a water pump; 23. a drying box; 24. a second motor; 25. a turntable; 26. a dehumidification net; 27. a second motor shaft; 28. a fixing member; 29. a slider; 30. a connecting member; 31. a parabolic mirror mount; 32. a parabolic mirror; 33. a heat collecting pipe; 34. a collector tube support; 35. supporting legs; 36. a dehumidification device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-6, the high-temperature solar air energy heat pump agricultural product drying box heating device provided by the invention comprises a main body box 1, a solar thermal collector 3, a working box 5, a heating pipe 6, a heating pipe support frame 7, a motor heat insulation protective cover 10, a first motor shaft 12, fan blades 13, a cold water pipe 14, a hot water pipe 15, a first connecting pipe 16, a circulating air pipe 17, a third connecting pipe 19, a turntable 25 and a fixing piece 28;
a water tank 2 and a condenser 4 are arranged in the main body box 1, and a solar heat collector 3 is arranged on the main body box 1; the cold water pipe 14 is arranged on the solar heat collector 3 and penetrates through the main body box 1 to be communicated with the water tank 2, and the hot water pipe 15 is arranged on the solar heat collector 3 and penetrates through the main body box 1 to be communicated with the condenser 4; a water pump 21 is arranged on the cold water pipe 14, and the water pump 21 is positioned at the periphery of the main body box 1;
the solar heat collector 3 comprises a connecting piece 30, a parabolic mirror fixing frame 31, a parabolic mirror 32, a heat collecting pipe 33, a heat collecting pipe bracket 34 and supporting legs 35; the supporting legs 35 are arranged on the main body box 1, and the connecting piece 30 is rotatably connected with the supporting legs 35 and is connected with the parabolic mirror fixing frame 31; the parabolic mirror 32 is arranged on the parabolic mirror fixing frame 31, the heat collecting pipe bracket 34 is arranged on the parabolic mirror fixing frame 31 and is attached to the parabolic mirror 32, and the heat collecting pipe 33 is arranged on the heat collecting pipe bracket 34 and is positioned at one end far away from the parabolic mirror 32;
the bottom of the working box 5 is provided with a fan blade supporting frame 9 and a first motor 11, and the first motor 11 is positioned in the fan blade supporting frame 9; the motor heat insulation protection cover 10 is arranged on the working box 5 and covers the first motor 11, and the fan blade 13 is arranged on the fan blade supporting frame 9 and is in transmission connection with the first motor 11 through a first motor shaft 12; a drying box 23 and a dehumidifying device 36 are arranged on the working box 5, a T-shaped sliding strip 8 and a fixed rod 20 are arranged on the heating pipe support frame 7, a sliding groove is arranged on the working box 5, and the heating pipe support frame 7 is arranged on the working box 5 in a sliding manner and is positioned between the drying box 23 and the fan blade 13; the heating pipe 6 is arranged on the heating pipe bracket frame 7 through a fixing rod 20; a second connecting pipe 18 is arranged on the heating pipe 6, a first connecting pipe 16 is arranged on the condenser 4 and penetrates through the main body box 1 and the working box 5 to be communicated with the second connecting pipe 18, a third connecting pipe 19 is arranged on the dehumidifying equipment 36 and penetrates through the working box 5 to be communicated with the second connecting pipe 18, and a circulating air pipe 17 is arranged on the dehumidifying equipment 36 and penetrates through the working box 5 to be communicated with the fan blade supporting frame 9;
the dehumidifying device 36 is provided with a rectangular hole and a second motor 24, the second motor 24 is provided with a second motor shaft 27, the turntable 25 is in power connection with the second motor 24 and is positioned in the rectangular hole, and the turntable 25 is provided with a dehumidifying net 26; the fixing part 28 is arranged in the dehumidifying device 36, the sliding block 29 is arranged on the fixing part 28, the annular sliding groove is formed in the rotary disc 25, the rotary disc 25 is connected with the fixing part 28 in a sliding mode, the fixing part 28 is provided with a water drainage pipe, and the water drainage pipe penetrates through the working box 5 and is communicated with the outside.
In an alternative embodiment, a hot water storage and insulation tank is provided between the hot water pipe 15 and the condenser 4.
In an alternative embodiment, the heat collecting tube holders 34 are provided in a plurality of groups, and are distributed on the parabolic mirrors 32 in a row.
In an alternative embodiment, a driving motor is provided on the supporting foot 35, and the driving motor is in transmission connection with the connecting member 30.
In an alternative embodiment, the first motor 11 is slidably connected to the working box 5, and a part of the first motor is in contact with the periphery of the working box 5, so that the heat dissipation effect of the motor during operation is increased, and the service life of the motor is prevented from being influenced by overheating.
In an alternative embodiment, the fixing rods 20 are provided in a plurality of groups and detachably connected to the heating tube 6, so as to facilitate installation and maintenance of the heating tube 6. In an alternative embodiment, the number of the second connecting pipes 18 is two, and the second connecting pipes are respectively screwed with the first connecting pipe 16 and the third connecting pipe 19, so that the heating pipe support frame 7 can be conveniently disassembled and assembled.
In an alternative embodiment, the third connection pipe 19 is located in the closed space formed between the fixing member 28 and the rotating disc 25 in the dehumidifying apparatus 36 where it communicates with the dehumidifying apparatus 36.
In an alternative embodiment, the fixture 28 is provided with a water chute.
In an alternative embodiment, the working box 5 is provided with a unidirectional air outlet pipe, and the air outlet direction of the air outlet pipe faces the dehumidification net 26.
In the invention, when the solar water heater works, the water pump 21 works to send cold water into the heat collecting tube 33 on the solar heat collector 3, the parabolic mirror refracts and collects sunlight to the heat collecting tube 33, the cold water flows into the hot water storage heat preservation box after being heated, the driving motor on the supporting leg 35 works according to the movement of the sun and drives the connecting piece 30 and the parabolic mirror 32 to rotate by the connecting point of the supporting leg 35 and the connecting piece 30, the sunlight is kept in the best position all the time, and the light energy utilization rate is increased; then the hot water stored in the hot water storage and insulation box flows into the condenser 4, the hot water is evaporated into gas by heating, high-temperature steam enters the heating pipe 6 through the first connecting pipe 16 and heats the heating pipe, then the first motor 11 works and drives the fan blades 13 to blow the gas to the heating pipe 6, and the heating pipe 6 heats the gas and heats the drying box 23; the steam after passing through the heating pipe 6 enters the dehumidifying device 36, because the rotating disc 25 and the fixing piece 28 form a closed space, the circulating air pipe 17 is communicated with the dehumidifying device 36 and the fan blade supporting frame 9, when the first motor 11 works, negative pressure is applied to the inner field of the fan blade supporting frame 9, the steam entering the dehumidifying device 36 filters water vapor through the dehumidifying net 26, and the steam is sucked through the circulating air pipe 17, so that heat energy loss is saved, and efficiency is improved; the second motor 24 is started at intervals, drives the rotary table 25 to rotate during starting, changes the direction of the used and unused dehumidifying net 26, and is convenient to recycle because the working box 5 is provided with the air pipe which gives vent to air in one direction, and the air pipe exhausts towards the dehumidifying net 26, and the moisture on the dehumidifying net 26 is dried by the waste heat of the gas.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (10)

1. A high-temperature solar air energy heat pump agricultural product drying box heating device is characterized by comprising a main body box (1), a solar heat collector (3), a working box (5), a heating pipe (6), a heating pipe support frame (7), a motor heat insulation protective cover (10), a first motor shaft (12), fan blades (13), a cold water pipe (14), a hot water pipe (15), a first connecting pipe (16), a circulating air pipe (17), a third connecting pipe (19), a rotary table (25) and a fixing piece (28);
a water tank (2) and a condenser (4) are arranged in the main body box (1), and a solar heat collector (3) is arranged on the main body box (1); the cold water pipe (14) is arranged on the solar heat collector (3) and penetrates through the main body box (1) to be communicated with the water tank (2), and the hot water pipe (15) is arranged on the solar heat collector (3) and penetrates through the main body box (1) to be communicated with the condenser (4); a water pump (21) is arranged on the cold water pipe (14), and the water pump (21) is positioned at the periphery of the main body box (1);
the solar heat collector (3) comprises a connecting piece (30), a parabolic mirror fixing frame (31), a parabolic mirror (32), a heat collecting pipe (33), a heat collecting pipe bracket (34) and supporting legs (35); the supporting legs (35) are arranged on the main body box (1), and the connecting piece (30) is rotatably connected with the supporting legs (35) and is connected with the parabolic mirror fixing frame (31); the parabolic mirror (32) is arranged on the parabolic mirror fixing frame (31), the heat collecting pipe bracket (34) is arranged on the parabolic mirror fixing frame (31) and is attached to the parabolic mirror (32), and the heat collecting pipe (33) is arranged on the heat collecting pipe bracket (34) and is positioned at one end far away from the parabolic mirror (32);
the bottom of the working box (5) is provided with a fan blade supporting frame (9) and a first motor (11), and the first motor (11) is positioned in the fan blade supporting frame (9); the motor heat insulation protection cover (10) is arranged on the working box (5) and covers the first motor (11), and the fan blade (13) is arranged on the fan blade supporting frame (9) and is in transmission connection with the first motor (11) through a first motor shaft (12); a drying box (23) and a dehumidifying device (36) are arranged on the working box (5), a T-shaped sliding strip (8) and a fixing rod (20) are arranged on the heating pipe support frame (7), a sliding groove is arranged on the working box (5), and the heating pipe support frame (7) is arranged on the working box (5) in a sliding mode and located between the drying box (23) and the fan blades (13); the heating pipe (6) is arranged on the heating pipe bracket frame (7) through a fixing rod (20); a second connecting pipe (18) is arranged on the heating pipe (6), a first connecting pipe (16) is arranged on the condenser (4) and penetrates through the main body box (1) and the working box (5) to be communicated with the second connecting pipe (18), a third connecting pipe (19) is arranged on the dehumidifying equipment (36) and penetrates through the working box (5) to be communicated with the second connecting pipe (18), and a circulating air pipe (17) is arranged on the dehumidifying equipment (36) and penetrates through the working box (5) to be communicated with the fan blade supporting frame (9);
the dehumidifying equipment (36) is provided with a rectangular hole and a second motor (24), the second motor (24) is provided with a second motor shaft (27), the turntable (25) is in power connection with the second motor (24) and is positioned in the rectangular hole, and the turntable (25) is provided with a dehumidifying net (26); fixing piece (28) set up in dehumidification equipment (36), and be equipped with slider (29) on fixing piece (28), be equipped with annular spout on carousel (25), carousel (25) and fixing piece (28) sliding connection are equipped with the drain pipe on fixing piece (28), and the drain pipe passes work box (5) and communicates with the external world.
2. The heating device of the high-temperature solar energy air energy heat pump agricultural product drying box according to claim 1, wherein a hot water storage and insulation box is arranged between the hot water pipe (15) and the condenser (4).
3. The heating device of the high-temperature solar air energy heat pump agricultural product drying box according to claim 1, wherein the number of the heat collecting pipe supports (34) is multiple, and the heat collecting pipe supports are distributed on the parabolic mirror (32) in a row.
4. The heating device of the high-temperature solar energy air energy heat pump agricultural product drying box according to claim 1, wherein a driving motor is arranged on the supporting leg (35), and the driving motor is in transmission connection with the connecting piece (30).
5. A high temperature type solar energy air energy heat pump agricultural product drying box heating device as claimed in claim 1, wherein the first motor (11) is connected with the working box (5) in a sliding way, and a part of the first motor is in contact with the periphery of the working box (5).
6. The heating device of the high-temperature solar air energy heat pump agricultural product drying box according to claim 1, wherein the number of the fixing rods (20) is multiple, and the fixing rods are detachably connected with the heating pipe (6).
7. A high-temperature type solar energy air energy heat pump agricultural product drying box heating device according to claim 1, characterized in that the number of the second connecting pipes (18) is two, and the second connecting pipes are respectively in threaded connection with the first connecting pipe (16) and the third connecting pipe (19).
8. A high-temperature solar energy air energy heat pump agricultural product drying box heating device according to claim 1, wherein the place where the third connecting pipe (19) is communicated with the dehumidifying device (36) is located in a closed space formed by the fixing part (28) and the rotating disc (25) in the dehumidifying device (36).
9. The heating device of the high-temperature solar energy air energy heat pump agricultural product drying box according to claim 1, wherein the fixing member (28) is provided with a water chute.
10. The heating device of the high-temperature solar energy air energy heat pump agricultural product drying box according to claim 1, wherein the working box (5) is provided with a one-way air outlet pipe, and the air outlet direction of the air outlet pipe faces the dehumidifying net (26).
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Citations (6)

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Publication number Priority date Publication date Assignee Title
CN103743196A (en) * 2013-12-13 2014-04-23 云南中烟昆船瑞升科技有限公司 Technique and system for hot-air sealed circulation efficient drying and energy saving
CN203848526U (en) * 2014-05-30 2014-09-24 湖南科技大学 Novel solar drying system
CN104197549A (en) * 2014-09-22 2014-12-10 文力 Solar heater with evaporator and heat exchanger
CN105258488A (en) * 2015-11-27 2016-01-20 广东石油化工学院 Solar energy and heat pump combined drying system and drying method
CN207035784U (en) * 2017-06-28 2018-02-23 广东工业大学 A kind of solar energy heating drying system
CN210197884U (en) * 2018-12-28 2020-03-27 农业农村部南京农业机械化研究所 Rotary wheel dehumidification heat pump drying system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103743196A (en) * 2013-12-13 2014-04-23 云南中烟昆船瑞升科技有限公司 Technique and system for hot-air sealed circulation efficient drying and energy saving
CN203848526U (en) * 2014-05-30 2014-09-24 湖南科技大学 Novel solar drying system
CN104197549A (en) * 2014-09-22 2014-12-10 文力 Solar heater with evaporator and heat exchanger
CN105258488A (en) * 2015-11-27 2016-01-20 广东石油化工学院 Solar energy and heat pump combined drying system and drying method
CN207035784U (en) * 2017-06-28 2018-02-23 广东工业大学 A kind of solar energy heating drying system
CN210197884U (en) * 2018-12-28 2020-03-27 农业农村部南京农业机械化研究所 Rotary wheel dehumidification heat pump drying system

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