CN214469645U

CN214469645U - Solar grain drying equipment applied to tropical regions

Info

Publication number: CN214469645U
Application number: CN202120257597.3U
Authority: CN
Inventors: 李曼; 于云江; 邹长伟; 田灿鑫; 项燕雄
Original assignee: Lingnan Normal University
Current assignee: Lingnan Normal University
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-22
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a be applied to solar energy grain drying equipment in tropical area, include solar hot water heat collector and the solar energy air heat collector who is connected with printing opacity drying room, the sealed box structure of printing opacity drying room for being equipped with inner space, printing opacity drying room one side is equipped with the sealing door, and the inner space of printing opacity drying room is equipped with the hot water coil pipe, the upper and lower end of hot water coil pipe is connected with the solar hot water heat collector outside the printing opacity drying room through the hot water conveyer pipe respectively, hot water coil pipe and hot water conveyer pipe and solar hot water heat collector constitute a confined hot water circulation structure. The utility model is suitable for a tropical area sun illumination sufficient place has the drying and the measuring process that make cereal and reaches automatic operational mode, can fully improve the drying efficiency and the degree of consistency of cereal, and greatly reduced operating personnel intensity of labour can reduce pollution and the energy is extravagant simultaneously again.

Description

Solar grain drying equipment applied to tropical regions

Technical Field

The utility model belongs to the technical field of the grain drying, in particular to be applied to solar energy grain drying equipment in tropical area.

Background

In tropical regions, unique climatic environment and abundant solar energy resources are embodied in long solar energy radiation time and large total radiation amount. The solar drying technology is popularized in tropical regions, and great economic benefits are achieved for long-time storage and production of high-quality agricultural and sideline products.

Drying treatment is required from harvesting to storage of grains, energy consumption is reduced, pollution is reduced, and the continuous improvement of the productivity and quality of grain drying equipment is particularly important. Because the grain features are special, the shell part of the grain plays a role in resisting the outward migration of internal moisture in the drying process. In rural areas, grains are usually placed in a jar to be dried in the sun or placed on the ground to be irradiated by the sun so as to achieve the purpose of removing water, but the drying is uneven, the efficiency is low, and the labor force is increased. In order to solve the above problems, more and more people are studying devices for drying grains.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of above-mentioned prior art existence, the utility model provides a be applied to tropical area's solar energy cereal drying equipment is applicable to tropical area sun illumination sufficient place, has the drying and the measuring process that make cereal and reaches automatic operation mode, can fully improve the drying efficiency and the degree of consistency of cereal, greatly reduced operating personnel intensity of labour, again simultaneously can pollution abatement and the energy is extravagant.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a solar grain drying device applied to tropical regions comprises a solar hot water heat collector and a solar air heat collector which are connected with a light-transmitting drying room, wherein the light-transmitting drying room is of a sealed box structure with an inner space, a sealing door is arranged on one side of the light-transmitting drying room, a hot water coil is arranged in the inner space of the light-transmitting drying room, the upper end and the lower end of the hot water coil are respectively connected with the solar hot water heat collector outside the light-transmitting drying room through hot water conveying pipes, the hot water coil, the hot water conveying pipes and the solar hot water heat collector form a sealed hot water circulation structure, a water pump is arranged on the hot water conveying pipe between the upper end of the hot water coil and the solar hot water heat collector, a hot water control valve is arranged on the hot water conveying pipe between the lower end of the hot water coil and the solar hot water heat collector, and the upper side and the lower side of the light-transmitting drying room are respectively connected with the solar air heat collector through exhaust pipes, printing opacity drying room and exhaust pipe and solar energy air heat collector constitute a heated air circulation structure, are equipped with air exhaust control valve and draught fan on going to the exhaust pipe between the solar energy air heat collector from the upside in printing opacity drying room in proper order, are equipped with air volume control valve and air heater on going to the exhaust pipe between the solar energy air heat collector from the downside in printing opacity drying room in proper order, still be equipped with the hot-blast air distributor that is linked together with the exhaust pipe of its bottom side in the printing opacity drying room, be equipped with the air inlet on the exhaust pipe of draught fan end, be equipped with the gas outlet on the exhaust pipe of air exhaust control valve end, the gas outlet in still be equipped with the condensation mouth.

Further, the inside of printing opacity drying room still is equipped with temperature sensor, humidity transducer, air velocity transducer and moisture detector respectively, temperature sensor, humidity transducer, air velocity transducer and moisture detector set up for the equipartition, and respectively through integrated wireless transmission module and computer wireless connection.

Further, the top of the light-transmitting drying room is provided with a light-transmitting double-layer inflatable organic film through a support.

Furthermore, a sealing door for feeding and discharging the material vehicle is arranged on one side of the light-transmitting drying room, and a sealing ring is arranged between the sealing door and the light-transmitting drying room.

Furthermore, the material trolley is of a frame structure formed by welding stainless steel, a plurality of layers of rectangular frames capable of loading material trays are uniformly arranged in the frame, and pulleys are arranged on the bottom side of the material trolley.

Furthermore, hot air distributors are arranged on one side or two opposite sides of the hot water coil pipe, the hot water coil pipe is connected by pipelines and forms a layer-type ascending parallel structure, and at least one hot water coil pipe is arranged.

Furthermore, the hot air distributor is in a conical structure, and the surface of the hot air distributor is fully distributed with square air holes.

Furthermore, the bottom side of the material tray is provided with densely distributed square air holes.

Furthermore, a hot water heater is arranged in a water tank of the solar hot water collector, and the bottom of the solar hot water collector is connected with the solar support through a vacuum heat collecting tube.

Further, a heat insulation layer is arranged on the outer wall of the light-transmitting drying room through a sealing layer.

The utility model has the advantages that:

the utility model discloses the required energy comes from solar energy in drying process, has energy-conserving, environmental protection and the good characteristics of economic benefits.

The utility model discloses a set up the printing opacity double-deck organic film of aerifing in the top side of printing opacity drying house, fill the air when needs keep warm promptly, put the air when the high temperature in room needs the cooling, the reinforcing heat dissipation function possesses extensive suitability and flexibility in the higher tropical area of average temperature.

The utility model discloses a bottom side at the material dish sets up the square bleeder vent of densely covered for cereal reaches abundant degree of consistency and required precision after the drying.

The utility model discloses a design into the parallel structure that the laminar rises with the hot water coil pipe, improved hot water heating's efficiency.

The utility model discloses a through set up temperature sensor, humidity transducer, air velocity transducer and moisture detector in printing opacity drying room, temperature sensor, humidity transducer, air velocity transducer and moisture detector link to each other with the computer through integrated wireless transmission module, have improved and have made dry and measure process automation mode operation, reduce operating personnel intensity of labour, also improve the precision of drying process simultaneously.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Figure 2 is the three-dimensional schematic view of the utility model discloses a material car.

Fig. 3 is a three-dimensional schematic view of the material tray of the present invention.

Fig. 4 is a three-dimensional schematic view of the hot water coil of the present invention.

Fig. 5 is a schematic view of the positions between the material cart and the material tray and between the hot water coil pipes of the present invention.

Fig. 6 is a schematic structural view of the light-transmitting drying room of the present invention.

In the figure: the system comprises a temperature sensor 1, a humidity sensor 2, an air speed sensor 3, a moisture detector 4, a hot water coil 5, a hot air distributor 6, a hot water conveying pipe 7, a water pump 8, a solar hot water heat collector 9, a vacuum heat collecting pipe 10, a hot water control valve 11, an air volume control valve 12, an air heater 13, a solar air heat collector 14, an induced draft fan 15, an exhaust pipe 16, a light-transmitting drying room 17, a light-transmitting double-layer inflatable organic film 18, an exhaust control valve 19, a material vehicle 20, a material tray 21, a material inlet 22, a gas outlet 23 and a sealing door 24.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

referring to the attached drawings 1-6, a solar grain drying device applied to tropical regions comprises a solar hot water heat collector 9 and a solar air heat collector 14 which are connected with a light-transmitting drying room 17, wherein the light-transmitting drying room 17 is of a sealed box structure with an internal space, a sealing door 24 is arranged on one side of the light-transmitting drying room 17, the sealing door 24 can be communicated with the outside after being opened, a hot water coil 5 is arranged in the internal space of the light-transmitting drying room 17, the upper end and the lower end of the hot water coil 5 are respectively connected with the solar hot water heat collector 9 outside the light-transmitting drying room 17 through a hot water conveying pipe 7, the hot water coil 5, the hot water conveying pipe 7 and the solar hot water heat collector 9 form a sealed hot water circulation structure, a water pump 8 is arranged on the hot water conveying pipe 7 between the upper end of the hot water coil 5 and the solar hot water heat collector 9, and a hot water control pipe 7 between the lower end of the hot water coil 5 and the solar hot water heat collector 9 are provided with a hot water control device Make valve 11, the hot water that water pump 8 was through extracting solar hot water heat collector 9 is carried in hot water delivery pipe 7 carries hot water coil 5, hot water coil 5 has abundant release heat and makes cereal reach quick moisture evaporation to reach dry precision effect, and hot water in the hot water coil 5 returns back to solar hot water heat collector 9 again, thereby makes the hot water in the solar hot water heat collector 9 reach cyclic utilization's purpose, the upper and lower side of printing opacity drying room 17 is connected with solar energy air heat collector 14 through exhaust pipe 16 respectively, and printing opacity drying room 17 constitutes a hot air circulating structure with exhaust pipe 16 and solar energy air heat collector 14, is equipped with exhaust control valve 19 and draught fan 15 on the exhaust pipe 16 from the upside of printing opacity drying room 17 to between solar energy air heat collector 14 in proper order, is equipped with air volume control valve 12 and air heater 13 on the exhaust pipe 16 from the downside of printing opacity drying room 17 to between the solar energy air heat collector 14 in proper order The utility model discloses a solar energy drying room, still be equipped with the hot-blast air distributor 6 that is linked together rather than the exhaust pipe 16 of bottom side in the printing opacity drying room 17, be equipped with air inlet 22 on the exhaust pipe 16 of draught fan 15 end, be equipped with gas outlet 23 on the exhaust pipe 16 of 19 ends of control valve of airing exhaust, draught fan 15 heats in the air that introduces from air inlet 22 at first gets into solar energy air heat collector 14, then loop through air heater 13, amount of wind control valve 12 and hot-blast air distributor 6 again, hot-blast air after hot-blast air distributor 6 heats air heater 13 blows to hot-water coil pipe 5's cereal, the hot-blast heat that hot-blast air distributor 6 blew out carries out quick drying action to cereal jointly with the heat that hot-water coil pipe 5 released for the moisture of cereal turns into steam and discharges to external air from the gas outlet 23 of the exhaust pipe 16 that is connected with printing opacity drying room 17 top side, make the drying of cereal reach abundant degree of uniformity and precision, the air outlet 23 in still be equipped with the condensation mouth in order to carry out the condensation to the effect that the water droplet was discharged to the external world to the hot-blast condensation of following output in the printing opacity drying room 17, in order to avoid the pollution to the air, the hot-blast circulation that can also continue to return to in the printing opacity drying room 17 through draught fan 15 suction from printing opacity drying room 17 in, in order to reach hot-blast circulation and utilize, at the in-process that exhaust pipe 16 was aired exhaust, can adjust the amount of wind of following the exhaust in the printing opacity drying room 17 through the control valve 19 control of airing exhaust, can also adjust the volume of wind of exhausting of exhaust pipe 16 through the control of air volume control valve 12 control simultaneously, in order to reach the amount of wind and have controllable purpose.

The inside of printing opacity drying chamber 17 still is equipped with temperature sensor 1, humidity transducer 2, air velocity transducer 3 and moisture detector 4 respectively, temperature sensor 1, humidity transducer 2, air velocity transducer 3 and moisture detector 4 set up for the equipartition to reach and to fully detect the inside any position data of printing opacity drying chamber 17, and respectively through integrated wireless transmission module and computer wireless connection, receive and handle the data of following control through the computer, rethread system control software adjusting parameter, can show on line and file, the drying of messenger's cereal reaches automatic operation mode with measured process.

The top of printing opacity drying room 17 is equipped with the double-deck organic film 18 of aerifing of printing opacity through the support for cereal aerifys organic film 18 through the double-deck and receives the effect of shining of sun in drying process, thereby lets the top of printing opacity drying room 17 keep higher temperature.

And a sealing door 24 for feeding and discharging the material vehicle 20 is arranged on one side of the light-transmitting drying room 17, and a sealing ring is arranged between the sealing door 24 and the light-transmitting drying room 17.

Referring to the attached figure 2, the material cart 20 is a frame structure welded by stainless steel, a plurality of rectangular frames capable of loading material trays 21 are uniformly arranged in the frame, pulleys matched with the in-out tracks are arranged on the bottom side of the material cart 20, the material cart 20 can be pushed into and pushed out of the light-transmitting drying room 17 along the in-out tracks through the bottom-side pulleys, or the material cart 20 can be directly pushed into gaps of the hot water coil pipes 5 from the ground of the light-transmitting drying room 17 through the pulleys at the bottom end of the material cart for hot drying processing.

One side or the relative both sides of hot water coil pipe 5 all are equipped with hot-blast air distributor 6, hot water coil pipe 5 is by the pipe connection and form the parallel structure that the stratum type rises, hot water coil pipe 5 is equipped with at least one, fixes the back at printing opacity drying room 17 through the screw.

Referring to fig. 1, the hot air distributor 6 has a conical structure, and the surface of the hot air distributor is covered with square air holes, so that the hot air blown to the grains from the hot air distributor 6 can be uniformly distributed.

Referring to fig. 3, the bottom side of the material tray 21 is provided with densely distributed square air holes smaller than grains, so that the grains can be prevented from leaking out when being loaded, and meanwhile, the material tray can fully ventilate the water evaporation of the grains in the drying process.

A hot water heater is arranged in a water tank of the solar hot water collector 9, the bottom of the solar hot water collector 9 is connected with a solar support through a vacuum heat collecting tube 10, and the solar support is arranged on the ground.

And a heat insulation layer is arranged on the outer wall of the light-transmitting drying room 17 through a sealing layer.

Preferably, in order to dry the grains to meet the requirement of mass production, a plurality of hot water coils 5 can be arranged in parallel and in a row in the inner space of the light-transmitting drying room 17, each hot water coil pipe 5 is provided with a material vehicle, so that the corresponding material vehicle can be loaded with grains and then pushed into the hot water coil pipe 5 for hot drying treatment when the grains are dried, in order to make the hot water heat in the hot water coil 5 reach the full, at least two solar hot water heat collectors 9 are connected with each row, meanwhile, hot air distributors 6 are arranged on two sides of each hot water discharging coil 5, in order to meet the requirement of quickly drying grains by hot air blown out by the hot air distributors 6, solar air collectors 14 which are at least two parts are connected to the corresponding hot air distributors 6 of each hot water discharging coil 5, so that the effects of quickly drying grains and required mass production are achieved.

The utility model discloses a concrete work flow as follows:

the air volume control valve 12 is opened, the hot water control valve 11 is opened, the water pump 8 is started, hot water heated by the solar hot water collector 9 flows into the hot water coil pipe 5 from the hot water conveying pipe 7 at the top end of the solar hot water collector 9, the inside of the light-transmitting drying room 17 is heated, the hot water returns to the inside of the solar hot water collector 9, the induced draft fan 15 is started, the induced draft fan 15 sucks cold air into the solar air collector 14 and then heats the cold air, the cold air is dispersed into the box body of the light-transmitting drying room 17 from the hot air distributor 6 through the exhaust pipe 16, the exhaust pipe 16 controls the exhaust air volume through the air volume control valve 12, and the air volume control valve 12 regulates and controls according to data transmitted by a wireless transmission system in the computer.

If the temperature of the heated hot water cannot meet the requirement of the solar hot water heat collector 9, a hot water heater is started to heat the water to a set temperature; if the temperature of the heated air by the solar air heat collector 14 is insufficient, the hot water air heater 13 can be started to perform auxiliary heating on the hot air; the wireless transmission module transmits the data to the computer in the drying process, and the system judges that the set value is reached and automatically finishes the drying process.

The present invention has been described in detail with reference to the accompanying drawings, which are incorporated herein by reference, and the like, and it is to be understood that the invention is not limited to the precise forms disclosed, and that various modifications and changes may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a be applied to solar energy cereal drying equipment in tropical region, includes solar hot water heat collector (9) and solar air heat collector (14) that are connected with printing opacity drying room (17), its characterized in that: the solar energy hot water circulating system is characterized in that the light-transmitting drying room (17) is of a sealed box structure with an inner space, a sealing door (24) is arranged on one side of the light-transmitting drying room (17), a hot water coil (5) is arranged in the inner space of the light-transmitting drying room (17), the upper end and the lower end of the hot water coil (5) are connected with a solar hot water heat collector (9) outside the light-transmitting drying room (17) through a hot water conveying pipe (7), the hot water coil (5), the hot water conveying pipe (7) and the solar hot water heat collector (9) form a sealed hot water circulating structure, a water pump (8) is arranged on the hot water conveying pipe (7) between the upper end of the hot water coil (5) and the solar hot water heat collector (9), a hot water control valve (11) is arranged on the hot water conveying pipe (7) between the lower end of the hot water coil (5) and the solar hot water heat collector (9), and the upper end of the light-transmitting drying room (17), The downside is connected with solar air heat collector (14) through exhaust pipe (16) respectively, printing opacity drying room (17) constitutes a heated air circulation structure with exhaust pipe (16) and solar air heat collector (14), be equipped with air exhaust control valve (19) and draught fan (15) on upside to exhaust pipe (16) between solar air heat collector (14) from printing opacity drying room (17) in proper order, be equipped with air volume control valve (12) and air heater (13) on downside to exhaust pipe (16) between solar air heat collector (14) from printing opacity drying room (17) in proper order, still be equipped with hot-blast air distributor (6) that are linked together rather than exhaust pipe (16) of bottom side in printing opacity drying room (17), be equipped with air inlet (22) on exhaust pipe (16) of draught fan (15) end, be equipped with gas outlet (23) on exhaust pipe (16) of air exhaust control valve (19) end, gas outlet (23) in still be equipped with the condensation mouth, the inside of printing opacity drying chamber (17) still is equipped with temperature sensor (1), humidity transducer (2), air velocity transducer (3) and moisture detector (4) respectively, temperature sensor (1), humidity transducer (2), air velocity transducer (3) and moisture detector (4) set up for the equipartition, and respectively through integrated wireless transmission module and computer wireless connection.

2. Solar grain drying plant for tropical areas according to claim 1, characterized in that: the top of the light-transmitting drying room (17) is provided with a light-transmitting double-layer inflatable organic film (18) through a support.

3. Solar grain drying plant for tropical areas according to claim 1, characterized in that: one side of the light-transmitting drying room (17) is provided with a sealing door (24) for feeding and discharging the material vehicle (20), and a sealing ring is arranged between the sealing door (24) and the light-transmitting drying room (17).

4. A solar grain drying apparatus for use in tropical areas according to claim 3, characterized in that: the material trolley (20) is of a frame structure formed by welding stainless steel, a plurality of layers of rectangular frames capable of loading material trays (21) are uniformly arranged in the frame, and pulleys are arranged on the bottom side of the material trolley (20).

5. Solar grain drying plant for tropical areas according to claim 1, characterized in that: one side or the relative both sides of hot water coil pipe (5) all are equipped with hot-blast air distributor (6), hot water coil pipe (5) are by pipe connection and form the parallel structure that the stratum type rises, hot water coil pipe (5) are equipped with at least one.

6. Solar grain drying plant for tropical areas according to claim 1, characterized in that: the hot air distributor (6) is of a conical structure, and the surface of the hot air distributor is fully distributed with square air holes.

7. Solar grain drying plant for tropical areas according to claim 4, characterized in that: the bottom side of the material tray (21) is provided with densely distributed square air holes.

8. Solar grain drying plant for tropical areas according to claim 1, characterized in that: a hot water heater is arranged in a water tank of the solar hot water collector (9), and the bottom of the solar hot water collector (9) is connected with a solar support through a vacuum heat collecting tube (10).

9. Solar grain drying plant for tropical areas according to claim 1, characterized in that: and a heat insulation layer is arranged on the outer wall of the light-transmitting drying room (17) through a sealing layer.