CN113513879A - High-efficient drying device based on solar energy - Google Patents

High-efficient drying device based on solar energy Download PDF

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Publication number
CN113513879A
CN113513879A CN202110824705.5A CN202110824705A CN113513879A CN 113513879 A CN113513879 A CN 113513879A CN 202110824705 A CN202110824705 A CN 202110824705A CN 113513879 A CN113513879 A CN 113513879A
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CN
China
Prior art keywords
central shaft
solar
airing
hinged
plates
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Granted
Application number
CN202110824705.5A
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Chinese (zh)
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CN113513879B (en
Inventor
刘媛媛
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Luliang University
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Luliang University
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Publication of CN113513879A publication Critical patent/CN113513879A/en
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Publication of CN113513879B publication Critical patent/CN113513879B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/28—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
    • F26B3/283—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun in combination with convection
    • F26B3/286—Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun in combination with convection by solar radiation
    • 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
    • F24S20/30—Solar heat collectors for heating objects, e.g. solar cookers or solar furnaces
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/18—Machines or apparatus for drying solid materials or objects with movement which is non-progressive on or in moving dishes, trays, pans, or other mainly-open receptacles
    • 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
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06—Chambers, containers, or receptacles
    • F26B25/14—Chambers, containers, receptacles of simple construction
    • F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/40—Thermal components
    • H02S40/44—Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time
    • 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
    • F24S2023/86—Arrangements for concentrating solar-rays for solar heat collectors with reflectors in the form of reflective coatings
    • 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
    • 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
    • Y02E10/50—Photovoltaic [PV] energy
    • 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
    • Y02E10/60—Thermal-PV hybrids

Abstract

The invention discloses a solar-based efficient airing device, which comprises a support, wherein a plurality of uniformly arranged rib beams are rotatably erected on the support, two adjacent rib beams are connected together through a central shaft, two ends of the central shaft are rotatably provided with side connecting plates, the bottoms of the side connecting plates at two ends of the same central shaft are jointly connected with an arc-shaped airing groove, and the arc center of the airing groove is arranged in the central shaft; and a hinged plate is fixed at one end of the most lateral rib beam and is connected with the bottom of the support through an air cylinder, the cylinder body of the air cylinder is hinged with the bottom of the support, and the tail end of the piston rod of the air cylinder is hinged with the hinged plate. Compared with the prior art, the sun-drying device has the advantages that the sun-facing area is large, light rays of other sun-drying grooves are prevented from being shielded, the heat air-drying effect on the sunning objects in the sun-drying grooves is achieved, the sun-drying efficiency is high, the sun-drying grooves without the sunning objects are turned to the bottom and face upwards, so that the solar energy supplements the electric energy of the energy storage device, and the solar energy is fully utilized.

Description

High-efficient drying device based on solar energy
Technical Field
The invention relates to the technical field of agricultural product processing, in particular to a solar-based efficient airing device.
Background
Many fresh agricultural products of harvesting need sell after through the sunning, and current agricultural product carries out the sunning through natural sunshine, and the sunning effect is very much depending on weather, if can not in time dry to certain degree, can lead to the agricultural product to rot and lose value, therefore the production process of agricultural product produces economic loss's risk easily.
In the prior art, agricultural products are timely dried by a drying device to prevent the agricultural products from being rotted, but the drying device is high in cost, is generally used for large-batch production, is not suitable for families and small production workshops, is high in energy consumption and use cost, and reduces the price competitive advantage of the agricultural products; among the prior art, there is the device that carries out the sunning through the solar energy supply, can reduce the energy consumption, but solar energy conversion efficiency is not high, directly uses the solar energy supply to dry and increased the consumption of energy conversion on the contrary, therefore solar energy is only applicable to as extra energy supply device.
Therefore, there is a need for a solar-based efficient airing device to solve the problems of the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a solar-based efficient airing device comprises a support, wherein a plurality of rib beams which are uniformly arranged are rotatably erected on the support, two adjacent rib beams are connected together through a central shaft, two ends of the central shaft are rotatably provided with side connecting plates, the bottoms of the side connecting plates at two ends of the same central shaft are commonly connected with an arc-shaped airing groove, and the arc center of the airing groove is arranged in the central shaft;
and a hinged plate is fixed at one end of the most lateral rib beam and is connected with the bottom of the support through an air cylinder, the cylinder body of the air cylinder is hinged with the bottom of the support, and the tail end of the piston rod of the air cylinder is hinged with the hinged plate.
Further, preferably, a plurality of rollers are arranged at the bottom of the airing slot, and two ends of each roller are rotatably connected in the two side connecting plates at two sides of the central shaft;
the sun-curing slot is characterized in that expanding reflecting plates are respectively arranged in the front-back direction of the bottom of the sun-curing slot, the expanding reflecting plates are clamped between the sun-curing slot and the rolling shaft, and the arc centers of the expanding reflecting plates are also arranged in the central shaft.
Further, as preferred, the surface of the airing groove and the surface of the extended reflecting plate are provided with reflective coatings, and the surface of the airing groove is provided with anti-skid grains.
Furthermore, as an optimization, adjusting connecting pins fixed in the rib beam are arranged on two sides of the central shaft, the two adjusting connecting pins and the center of the central shaft form an isosceles triangle with a connecting line of the two adjusting connecting pins as a bottom side, and the two adjusting connecting pins are respectively and detachably hinged with an adjusting connecting rod.
Further, as a preferred option, one end of each of the two adjusting connecting rods, which is far away from the adjusting connecting pin, is connected with the two expanding reflecting plates in a left-right interchanging manner relative to the two adjusting connecting pins:
and the side connecting plates at two sides of the expanded reflecting plate are provided with through sliding grooves corresponding to sliding paths of the side connecting plates, and one ends of the adjusting connecting rods, which are far away from the adjusting connecting pins, penetrate through the sliding grooves and are hinged into the side surfaces of the expanded reflecting plate.
Further, as a preferred mode, the central shaft is a hollow transparent tube body, and a heat absorption rod is fixed in the central shaft, wherein the heat absorption rod is a rod body formed by sheet strips with star-shaped cross sections, is made of a material with strong heat conductivity, and is coated with a heat absorption coating on the outer surface.
Further, as a preferred option, a fan is fixed at one end of the central shaft, an air outlet of the fan is arranged in the central shaft, and air outlet slits are distributed below the central shaft.
Further, as preferred, in this embodiment, solar panel is fixed with in the bottom of sunning groove, every solar panel is connected to in dc-to-ac converter and the energy memory, energy memory can give the fan energy supply, and the fan still is connected with the external energy source.
Further, as a preferred option, a fixed connecting pin is fixed on one side of the side connecting plate close to the adjusting connecting rod, the fixed connecting pin can be detachably connected with one end of the adjusting connecting rod far away from the expanded reflecting plates, and when the adjusting connecting rod and the two fixed connecting pins are connected with the two expanded reflecting plates in a left-right interchanging manner, each expanded reflecting plate retracts to the innermost side.
Further, as a preferred option, the side connecting plate is connected with the roller through a shaft holding sleeve, the shaft holding sleeve is fixedly connected with the side connecting plate, the shaft holding sleeve can be sleeved outside the roller in an elastic mode, and the shaft holding sleeve can be fixedly or rotatably connected with the roller.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, when sunned objects are placed in the sunning grooves, the side connecting plates are taken as planes, when the rib beam inclines rightwards, the expansion reflecting plate on the left side is extended and the expansion reflecting plate on the right side is shortened through the pulling of the adjusting connecting rod, and vice versa, so that when the rib beam rotates and inclines towards the direct sunlight direction, the sunning grooves correspondingly extend the expansion reflecting plates above to increase the light-facing area to the maximum extent, and the expansion reflecting plates below are retracted to prevent the light rays of the other sunning groove below from being shielded.
In the invention, when sunlight irradiating the airing groove and the expanding reflecting plate is reflected to the central shaft through the focusing action of the sunlight, the sunlight is concentrated in the heat absorbing rods through the central shaft to receive solar radiation energy with high heat flux density, the inside of the central shaft is in a high-temperature state through heat transfer, external air is blown into the central shaft through the fan, the air obtains energy through the heat transfer of the heat absorbing rods to become high-temperature air, and the high-temperature air is blown out of the airing groove from the air outlet seam, so that the heat drying effect on aired objects in the airing groove is realized, and the airing efficiency is improved.
According to the invention, the airing grooves without the airers are turned over to the bottom upwards, so that the solar panel faces the sun irradiation direction to supplement the electric energy of the energy storage device, and the energy is supplied to the fans in the other airing grooves with the airers, and the solar energy is fully utilized.
Drawings
FIG. 1 is a schematic structural view of a solar-based efficient airing device;
FIG. 2 is a schematic view of a structure of a drying trough of a solar-based efficient drying device;
FIG. 3 is a schematic view of the cross-sectional structure of a drying groove of a solar-based efficient drying device;
FIG. 4 is a schematic view of the internal structure of a central shaft of a solar-based efficient airing device;
in the figure: 1. a support; 2. a rib beam; 20. a hinge plate; 21. adjusting the connecting pin; 3. a drying groove; 31. expanding the reflecting plate; 32. a roller; 33. adjusting the connecting rod; 4. a cylinder; 5. a side connection plate; 51. a shaft sleeve is embraced; 52. a fixed connecting pin; 53. a chute; 6. a central shaft; 61. a heat absorption rod; 62. air outlet slots; 7. a fan; 8. a solar panel.
Detailed Description
Referring to fig. 1, in the embodiment of the present invention, a solar-based efficient airing device includes a support 1, a plurality of rib beams 2 arranged uniformly are rotatably erected on the support 1, two adjacent rib beams 2 are connected together through a central shaft 6, two ends of the central shaft 6 are rotatably provided with side connecting plates 5, bottoms of the side connecting plates 5 at two ends of the same central shaft 6 are connected with an arc-shaped airing slot 3, and an arc center of the airing slot 3 is located in the central shaft 6;
a hinged plate 20 is fixed at one end of the most lateral rib 2, the hinged plate 20 is connected with the bottom of the bracket 1 through a cylinder 4, the cylinder body of the cylinder 4 is hinged with the bottom of the bracket 1, and the tail end of the piston rod of the cylinder 4 is hinged with the hinged plate 20;
by driving the cylinder 4 to extend or contract, each rib 2 can be rotated around the center, and the airing grooves 3 arranged on the rib can be oriented to the direct sunlight direction.
Referring to fig. 2 and 3, in the present embodiment, a plurality of rollers 32 are disposed at the bottom of the airing slot 3, and two ends of each roller 32 are rotatably connected to two side connecting plates 5 at two sides of the central shaft 6;
the bottom of the airing groove 3 is respectively provided with an outward-extending reflection plate 31 in the front-back direction, the outward-extending reflection plates 31 are clamped between the airing groove 3 and the roller 32, and the arc center of the outward-extending reflection plate 31 is also arranged in the central shaft 6, so that the outward-extending reflection plate can slide on the roller 32 to extend the arc length of the airing groove 3.
In this embodiment, the surfaces of the airing groove 3 and the extended reflection plate 31 are reflective coatings, and the surface of the airing groove 3 is provided with anti-slip lines.
In this embodiment, the two sides of the central shaft 6 are provided with adjusting connecting pins 21 fixed in the rib beam 2, the two adjusting connecting pins 21 and the center of the central shaft 6 form an isosceles triangle with the connecting line of the two adjusting connecting pins 21 as the bottom, and the two adjusting connecting pins 21 are respectively and detachably hinged with an adjusting connecting rod 33.
In this embodiment, one ends of the two adjusting links 33 away from the adjusting connecting pin 21 are connected to the two expanding reflection plates 31 in a left-right interchanging manner with respect to the two adjusting connecting pins 21:
a through sliding groove 53 is formed in a sliding path of the side connecting plates 5 at two sides of the extended reflection plate 31, and one end of the adjusting connecting rod 33, which is far away from the adjusting connecting pin 21, penetrates through the sliding groove 53 and is hinged into a side surface of the extended reflection plate 31;
that is, with the side connecting plate 5 as a plane, when the rib 2 inclines to the right, the expansion reflecting plate 31 on the left side is extended and the expansion reflecting plate 31 on the right side is shortened by pulling the adjusting link 33, and vice versa, so that when the rib 2 rotates and inclines to the direct sunlight direction, the airing slot 3 correspondingly extends the expansion reflecting plate 31 on the upper side to increase the light-receiving area to the maximum extent, and retracts the expansion reflecting plate 31 on the lower side to prevent blocking the light of the other airing slot 3 on the lower side.
Referring to fig. 4, in the present embodiment, the central shaft 6 is a hollow transparent tube, and a heat absorption rod 61 is fixed inside the hollow transparent tube, and the heat absorption rod 61 is a rod body composed of a sheet-shaped strip with a star-shaped cross section, and is made of a material with high thermal conductivity, and a heat absorption coating is coated on the outer surface of the heat absorption rod;
when sunlight irradiated to the airing tub 3 and the extended reflection plate 31 is reflected to the central shaft 6 by the focusing action thereof, the sunlight is concentrated on the heat absorbing rods 61 through the central shaft 6, and the heat absorbing rods 61 receive solar radiation energy having a high heat flux density, and the temperature inside the central shaft 6 is raised by heat transfer.
In this embodiment, a fan 7 is fixed at one end of the central shaft 6, an air outlet of the fan 7 is arranged in the central shaft 6, and air outlet slits 62 are distributed below the central shaft 6;
that is, the fan 7 blows the outside air into the central shaft 6, the air obtains energy by the heat transfer of the heat absorption rod 61 to become high temperature air, and the air is blown out into the airing slot 3 through the air outlet slit 62, thereby playing a role of hot air drying of the aired objects in the airing slot 3, and improving the airing efficiency.
Referring to fig. 1, in the embodiment, solar panels 8 are fixed at the bottom of the airing slot 3, each solar panel 8 is connected to an inverter and an energy storage device, the energy storage device can supply energy to the fan 7, and the fan 7 is further connected to an external energy source.
Referring to fig. 3, in the present embodiment, a fixed connecting pin 52 is fixed to a side of the side connecting plate 5 close to the adjusting link 33, the fixed connecting pin 52 can be detachably connected to an end of the adjusting link 33 away from the extended reflection plates 31, and when the adjusting link 33 and the two fixed connecting pins 52 are connected to each other in a left-right direction alternately with respect to the two extended reflection plates 31, each extended reflection plate 31 is retracted to the innermost side.
In this embodiment, the side connecting plate 5 is connected with the roller 32 through a shaft holding sleeve 51, the shaft holding sleeve 51 is fixedly connected with the side connecting plate 5, and the shaft holding sleeve 51 can be loosely sleeved outside the roller 32 and can be fixedly or rotatably connected with the roller 32;
when the aired objects are not placed in the airing groove 3, the two adjusting connecting rods 33 and the two fixed connecting pins 52 are connected with the two expansion reflecting plates 31 in a left-right interchange mode, each expansion reflecting plate 31 retracts to the innermost side, the airing groove 3 is rotated to enable the bottom of the airing groove to face upwards, the fixing shaft holding sleeve 51 enables the airing groove 3 to be fixed in the central shaft 6, the solar panel 8 faces the sun irradiation direction, the electric energy of the energy storage device is supplemented, the energy is supplied to the fans 7 in the other airing grooves 3 where the aired objects are placed, and solar energy is fully utilized.
During concrete implementation, through the flexible of driving cylinder 4, can make every rib 2 rotate around the center, make rib 2 towards the direct sunlight direction, can place in the sunning groove 3 and carry out the sunning by the sunning thing, and the sunning groove 3 upset of not placing the sunning thing carries out solar charging up to the bottom, and specific operation mode is:
when the drying object is placed in the drying groove 3: loosening the shaft holding sleeve 51 to enable the airing groove 3 to be rotatably connected with the central shaft 6, enabling the two adjusting connecting rods 33 and the two adjusting connecting pins 21 to be connected with the two expanding reflecting plates 31 in a left-right interchanging mode relative to the two expanding reflecting plates 31, at the moment, taking the side connecting plate 5 as a plane, enabling the expanding reflecting plate 31 on the left side to be extended and the expanding reflecting plate 31 on the right side to be shortened by pulling the adjusting connecting rods 33 when the rib beam 2 inclines rightwards, and on the contrary, enabling the airing groove 3 to correspondingly extend the upper expanding reflecting plate 31 to increase the light-receiving area to the maximum extent when the rib beam 2 inclines in a rotating mode towards the direct sunlight direction, and retracting the lower expanding reflecting plate 31 to prevent the light of the other airing groove 3 below from being shielded;
moreover, when sunlight irradiated on the airing groove 3 and the extended reflection plate 31 is reflected to the central shaft 6 by the focusing action thereof, the heat absorption rods 61 in the heat absorption rods 61 which are concentrated through the central shaft 6 receive solar radiation energy with high heat flux density, the inside of the central shaft 6 is in a high-temperature state through heat transfer, external air is blown into the central shaft 6 through the fan 7, the air obtains energy through the heat transfer of the heat absorption rods 61 to become high-temperature air, and the high-temperature air is blown out of the airing groove 3 from the air outlet slits 62 to play a role of hot air drying on sunned objects in the airing groove 3, so that the airing efficiency is improved;
when no drying object is placed in the drying tub 3: through connecting two adjusting connecting rods 33 and two fixed connecting pins 52 with two expansion reflecting plates 31 in a left-right interchanging manner, each expansion reflecting plate 31 retracts to the innermost part, the airing groove 3 is rotated to enable the bottom of the airing groove to face upwards, and the fixed shaft holding sleeve 51 enables the airing groove 3 to be fixed in the central shaft 6, so that the solar panel 8 faces the sun irradiation direction to supplement the electric energy of the energy storage device, supply energy to other fans 7 in the airing groove 3 in which the aired objects are placed, and fully utilize the solar energy.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims (10)

1. A solar-based efficient airing device comprises a support (1) and is characterized in that a plurality of rib beams (2) which are uniformly arranged are rotatably erected on the support (1), two adjacent rib beams (2) are connected together through a central shaft (6), two ends of the central shaft (6) are rotatably provided with side connecting plates (5), the bottoms of the side connecting plates (5) at two ends of the same central shaft (6) are commonly connected with an arc-shaped airing groove (3), and the arc center of the airing groove (3) is positioned in the central shaft (6);
a hinged plate (20) is fixed at one end of the most lateral rib beam (2), the hinged plate (20) is connected with the bottom of the support (1) through a cylinder (4), the cylinder body of the cylinder (4) is hinged with the bottom of the support (1), and the tail end of the piston rod of the cylinder (4) is hinged with the hinged plate (20).
2. The solar-based efficient airing device according to claim 1, wherein a plurality of rollers (32) are arranged at the bottom of the airing groove (3), and two ends of each roller (32) are rotatably connected into the two side connecting plates (5) on two sides of the central shaft (6);
the sun-curing slot is characterized in that expansion reflecting plates (31) are respectively arranged in the front-back direction of the bottom of the sun-curing slot (3), the expansion reflecting plates (31) are clamped between the sun-curing slot (3) and the rolling shaft (32), and the arc centers of the expansion reflecting plates (31) are also arranged in the central shaft (6).
3. The efficient airing device based on solar energy as claimed in claim 2, wherein the surfaces of the airing groove (3) and the expanding reflection plate (31) are light-reflecting coatings, and the surface of the airing groove (3) is provided with anti-slip lines.
4. The solar-based efficient airing device according to claim 1, wherein adjusting connecting pins (21) fixed in the rib beams (2) are arranged on two sides of the central shaft (6), the two adjusting connecting pins (21) and the center of the central shaft (6) form an isosceles triangle with the connecting line of the two adjusting connecting pins (21) as the bottom side, and each of the two adjusting connecting pins (21) is detachably hinged with an adjusting connecting rod (33).
5. The solar-based efficient airing device according to claim 4, wherein one ends of the two adjusting connecting rods (33) far away from the adjusting connecting pins (21) are connected with the two expanding reflection plates (31) in a left-right interchanging mode relative to the two adjusting connecting pins (21):
the side connecting plates (5) on two sides of the expanding reflecting plate (31) are provided with through sliding grooves (53) corresponding to sliding paths of the side connecting plates, and one end, far away from the adjusting connecting pin (21), of the adjusting connecting rod (33) penetrates through the sliding grooves (53) to be hinged into the side face of the expanding reflecting plate (31).
6. The solar-based efficient airing device according to claim 1, wherein the central shaft (6) is a hollow transparent tube body, a heat absorption rod (61) is fixed inside the hollow transparent tube body, the heat absorption rod (61) is a rod body consisting of a sheet-shaped strip with a star-shaped cross section, the rod body is made of a material with high thermal conductivity, and the outer surface of the rod body is coated with a heat absorption coating.
7. The solar-based efficient airing device according to claim 6, wherein a fan (7) is fixed at one end of the central shaft (6), an air outlet of the fan (7) is arranged in the central shaft (6), and air outlet slits (62) are distributed below the central shaft (6).
8. Solar-based efficient airing device according to claim 1, characterized in that solar panels (8) are fixed to the bottom of airing trough (3), each solar panel (8) is connected to an inverter and an energy storage device, the energy storage device can supply energy to fan (7), and the fan (7) is also connected to an external energy source.
9. The solar-based efficient airing device according to claim 1, wherein a fixed connecting pin (52) is fixed to one side of the side connecting plate (5) close to the adjusting link (33), the fixed connecting pin (52) is detachably connected to one end of the adjusting link (33) far away from the extended reflection plates (31), and each extended reflection plate (31) is retracted to the innermost side when the adjusting link (33) is connected with the two fixed connecting pins (52) in a left-right interchanging manner with respect to the two extended reflection plates (31).
10. The solar-based efficient airing device according to claim 1, wherein the side connecting plate (5) is connected with the roller (32) through a shaft holding sleeve (51), the shaft holding sleeve (51) is fixedly connected with the side connecting plate (5), the shaft holding sleeve (51) can be sleeved outside the roller (32) in an elastic manner, and the shaft holding sleeve can be fixedly or rotatably connected with the roller (32).
CN202110824705.5A 2021-07-21 2021-07-21 High-efficient drying device based on solar energy Active CN113513879B (en)

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