CN214199618U

CN214199618U - Agricultural crop circulation drying device

Info

Publication number: CN214199618U
Application number: CN202022886003.3U
Authority: CN
Inventors: 朱龙序
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-06
Filing date: 2020-12-06
Publication date: 2021-09-14
Anticipated expiration: 2030-12-06

Abstract

The utility model discloses an agricultural crop circulating drying device, relating to the technical field of agricultural equipment; comprises a shell, a heating chamber, a drying chamber, a primary conveyor, a secondary conveyor, a wind machine, a hot air blower, a heating wire and an air guide pipe; the upper surface of the heating chamber is fixedly connected with a feed inlet, and the interior of the heating chamber is fixedly connected with a primary material baffle plate, a heating metal wire, an air guide pipe and a wind machine; the drying chamber and the heating chamber are respectively and fixedly connected with a primary conveyor and a secondary conveyor twice; the lower part of the drying chamber is fixedly connected with an air heater, and the inner part of the drying chamber is fixedly connected with a plurality of groups of secondary baffle plates. When the drying device is used, grains are uniformly heated at a low temperature in the heating chamber, the phenomenon that the outer layer of the grains is withered due to sudden high temperature exposure is avoided, the grains enter the drying chamber through the primary conveyor after reaching a certain temperature, the grains are gradually dried from the top end to the bottom end along the secondary baffle plate in the drying chamber, and then the grains are conveyed to the top end of the drying chamber through the secondary conveyor, and the grains are dried in a multi-circulation manner, so that the grains are fully dried.

Description

Agricultural crop circulation drying device

Technical Field

The utility model relates to an agricultural equipment technical field specifically is an agricultural crop circulation drying device.

Background

Agriculture is the foundation of civilian life, and at the end of agricultural planting, all the time of painstaking final harvest, but the harvested fruits of crops still do not represent the final result, and fresh fruits harvested from the crops by farmers often contain abundant moisture and can quickly rot if directly stored. Fresh crops need to be dried in the sun immediately after being received, but the drying process is greatly influenced by the weather, the quality of the fresh crops is generally considerable, and the repeated spreading drying, stacking and transporting processes are very bitter. At present, more and more farmers rotate to abandon manual airing and select a stable dryer for drying.

In order to realize the purpose of drying crops, chinese utility model patent specification CN211012291U discloses an agricultural drying device, including support, box and stoving mechanism, the grain that will carry on the charging tray after the stoving mechanism heating is dried, and the grain after the stoving is along carrying the charging tray and discharging. The device can be dried to grain, but drying efficiency is low, and to some grain that the low temperature was preserved, the rapid drying caused the grain crust to shrink easily moreover, and inside does not have the stoving effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an agricultural crop circulation drying device to solve the problem that proposes in the above-mentioned background art. Through setting up the heating chamber, dry after heating to the uniform temperature with grain whole to the drying is circulated repeatedly in the drying chamber and is dried, guarantees that grain dries evenly thoroughly.

In order to achieve the above object, the utility model provides a following technical scheme:

a circulating drying device for agricultural crops comprises a shell, a heating chamber, a drying chamber, a primary material baffle plate, a secondary material baffle plate, a primary conveyor, a secondary conveyor, a wind turbine, a hot air blower, a heating wire and a wind guide pipe; the upper surface of the heating chamber is fixedly connected with a feed inlet, and the interior of the heating chamber is fixedly connected with a primary material baffle plate, a heating metal wire, an air guide pipe and a wind machine; a primary conveyor is fixedly connected to one side of the drying chamber adjacent to the heating chamber, and a secondary conveyor is fixedly connected to the other side of the drying chamber; the hot air blower is fixedly connected to the lower portion of the drying chamber, and a plurality of groups of secondary material blocking plates are fixedly connected to the inner portion of the drying chamber.

As a further aspect of the present invention: the first-stage conveyor and the second-stage conveyor comprise conveyor motors, screws and cylindrical grooves.

As a further aspect of the present invention: the one-level striker plate is obliquely fixed relative to the heating chamber shell, is of a filter screen structure, and is fixedly connected with a heating wire in parallel below.

As a further aspect of the present invention: the wind turbine is fixedly connected with a wind guide pipe and an air inlet plate, the upper end of the wind guide pipe is parallel to the heating metal wire and fixedly connected inside the shell, and a plurality of groups of air outlets are fixedly connected above the wind guide pipe.

As a further aspect of the present invention: an air inlet pipe is fixedly connected above the air heater, and a hot air pipe is fixedly connected to the side face of the air heater.

As a further aspect of the present invention: one side below the first-level conveyer is fixedly connected with a first-level feed inlet in the heating chamber, and the opposite side above the first-level conveyer is fixedly connected with a first-level discharge outlet.

As a further aspect of the present invention: two sides of the lower portion of the second-stage conveyor are respectively fixedly connected with a second-stage feed hopper and a material receiving port, and one side of the upper portion of the second-stage conveyor is fixedly connected with a second-stage discharge port.

As a further aspect of the present invention: the outlet of the hot air pipe is positioned at the bottom of the drying chamber, and the inlet of the air inlet pipe is positioned at the top of the drying chamber.

Compared with the prior art, the beneficial effects of the utility model are that:

by adopting the agricultural crop circulating drying device, the heating chamber and the drying chamber respectively carry out internal gas circulation, gas exchange with the outside is basically avoided, heat loss can be avoided to the maximum extent, energy loss is reduced while efficient drying is completed, and energy consumption is reduced;

by adopting the agricultural crop circulating drying device, low-temperature grains are firstly placed in the heating chamber for low-temperature heating, and then dried after the interior of the grains reach corresponding temperature, so that the condition that the interior of the grains cannot be dried due to sudden high-temperature outer layer dehydration is avoided;

adopt above-mentioned agricultural crop circulation drying device, grain in the drying chamber advances a round of stoving back, can take the second grade discharge gate by the second grade conveyer, and landing is again followed the drying-machine top, circulates and dries, and the landing process that lasts guarantees that grain can not be because of piling up and can't dry, and the circulation stoving process can guarantee that grain thoroughly dries.

Drawings

Fig. 1 is a schematic structural diagram of an agricultural crop circulating drying device.

Fig. 2 is a schematic top view of the drying chamber in the agricultural crop circulating drying device.

Fig. 3 is a schematic structural diagram of a secondary conveyor in the agricultural crop circulating drying device.

In the figure: 1. a housing; 2. a first-stage striker plate; 3. a feeding port; 4. a first-stage feed inlet; 5. an air inlet pipe; 6. a screw; 7. a first-stage discharge hole; 8. a cylindrical groove; 9. a secondary striker plate; 10. a secondary discharge hole; 11. a secondary conveyor; 12. a material receiving port; 13. a conveyor motor; 14. a secondary feed hopper; 15. a hot air pipe; 16. a primary conveyor; 17. a hot air blower; 18. heating the metal wire; 19. an air outlet; 20. an air guide pipe; 21. an air inlet plate; 22. a wind turbine; 23. a heating chamber; 24. a drying chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, in embodiment 1 of the present invention, an agricultural crop circulating drying device includes a housing 1, a heating chamber 23, a drying chamber 24, a primary striker plate 2, a secondary striker plate 8, a primary conveyor 16, a secondary conveyor 11, a wind turbine 22, a hot air blower 17, a heating wire 18, and an air duct 20; the upper surface of the heating chamber 23 is fixedly connected with a feed inlet 3, and the interior of the heating chamber is fixedly connected with a primary material baffle plate 2, a heating metal wire 18, an air guide pipe 20 and a wind machine 22; a primary conveyor 16 is fixedly connected to one side of the drying chamber 24 adjacent to the heating chamber 23, and a secondary conveyor 11 is fixedly connected to the other side of the drying chamber 24; the hot air blower 17 is fixedly connected to the lower portion of the drying chamber 24, and a plurality of groups of secondary material blocking plates 8 are fixedly connected to the inside of the drying chamber 24.

The first-stage conveyor 16 and the second-stage conveyor 11 comprise conveyor motors 13, screws 6 and cylindrical grooves 8. The first-level material baffle 2 is obliquely fixed relative to the shell 1 of the heating chamber 23, and heating metal wires 18 are fixedly connected below the first-level material baffle 2 in parallel. The wind turbine 22 is fixedly connected with an air guide pipe 20 and an air inlet plate 21, the upper end of the air guide pipe 20 is parallel to the heating metal wire 18 and fixedly connected with the inside of the shell 1, and a plurality of groups of air outlets 19 are fixedly connected above the air guide pipe 20. One side below the first-level conveyor 16 is fixedly connected with a first-level feed inlet 4 in the heating chamber 23, and the opposite side above the first-level conveyor 16 is fixedly connected with a first-level discharge outlet 7.

When the device is used, grains are thrown into the heating chamber 23 from the feed opening 3 and slide down along the first-level striker plate 2, the heating metal wire 18 is heated in the process, the wind turbine 22 supplies air to the air guide pipe 20, the heating metal wire 18 is blown by the air outlet 19, the air is heated by utilizing the heat generated by the heating metal wire 18, and the grains are heated to the designated temperature at low temperature by utilizing the hot air. The heated grains enter the primary conveyor 16 from the primary feed inlet 4. The grain is uniformly heated in the whole process, so that the grain is prevented from suddenly encountering high heat in the drying chamber 24, and the skin is withered and contracted.

Example 2

Referring to fig. 1 to 3, the main differences between the embodiment 2 and the embodiment 1 are:

an air inlet pipe 5 is fixedly connected above the hot air blower 17, and a hot air pipe 15 is fixedly connected to the side surface of the hot air blower 17. One side below the first-level conveyor 16 is fixedly connected with a first-level feeding hole 4 in the heating chamber 23, and the opposite side above the first-level air heater 17 is fixedly connected with a first-level discharging hole 7. Two sides of the lower part of the second-stage conveyor 11 are respectively fixedly connected with a second-stage feed hopper 14 and a material receiving port 12, and one side of the upper part of the second-stage conveyor 11 is fixedly connected with a second-stage material outlet 10. The outlet of the hot air pipe 15 is positioned at the bottom of the drying chamber 24, and the inlet of the air inlet pipe 5 is positioned at the top of the drying chamber 24.

The heated grains enter the primary conveyor 16 and then are conveyed to the top of the drying chamber 24, are discharged from the primary discharge port 7, slide down along the secondary baffle plate 8, enter the secondary conveyor 11 from the secondary feed hopper 14, are conveyed to the top of the drying chamber 24 by the secondary conveyor 11, are discharged from the secondary discharge port 10 again, and the drying process is repeated.

When grain descends and raises repeatedly, air heater 17 sends out the air of inside heating from hot-blast main 15 of drying chamber 24 bottom, dries grain through the hot-air, and the air-supply line 5 entry that lies in 24 tops of drying chamber will rise to the top simultaneously, and the air that the temperature descends inhales, gets into air heater 17 reheating, and the circulation heats the air, makes drying chamber 24 under the minimum condition of energy consumption, keeps even stoving temperature, dries grain. The material receiving port 12 on the other side of the secondary conveyor 11 is opened after the drying is completed, grains are not conveyed upwards along the secondary conveyor 11 any more, and directly leave the device from the material receiving port 12, so that the drying work is completed.

The utility model discloses a theory of operation is:

grain enters the heating chamber 23 and slides down along the first-stage material baffle plate 2, meanwhile, air in the heating chamber 23 is heated by the heating metal wire 18, the wind turbine 22 does not have the heating function, but the air blown out from the air guide pipe 20 enables the heat of the heating metal wire 18 to pass through the first-stage material baffle plate 2 to heat the grain, meanwhile, the air inlet plate 21 of the wind turbine 22 is also positioned in the heating chamber 23, and the wind turbine 22 absorbs the heated air to continuously blow the heating metal wire 18, so that the heat circulation of repeated heating is formed. After the heated grain enters the drying chamber 24, the grain slides down from the top end of the drying chamber 24, and falls to the secondary feeding hopper 14 after repeatedly moving in the drying chamber 24 along the multiple groups of secondary baffle plates 8, the secondary conveyor 11 conveys the grain to the repeated circulation at the top end of the drying chamber 24, the grain keeps moving all the time in the circulation process, the uneven drying caused by grain accumulation is avoided, and the circulation device ensures that the grain can be repeatedly dried in the drying device for a long time.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A circulating drying device for agricultural crops is characterized by comprising a shell (1), a heating chamber (23), a drying chamber (24), a primary material baffle plate (2), a secondary material baffle plate (9), a primary conveyor (16), a secondary conveyor (11), a wind machine (22), a hot air machine (17), a heating metal wire (18) and a wind guide pipe (20); the upper surface of the heating chamber (23) is fixedly connected with a feeding port (3), and the interior of the heating chamber is fixedly connected with a primary material baffle plate (2), a heating metal wire (18), an air guide pipe (20) and a wind machine (22); a primary conveyor (16) is fixedly connected to one side of the drying chamber (24) adjacent to the heating chamber (23), and a secondary conveyor (11) is fixedly connected to the other side of the drying chamber (24); the hot air blower (17) is fixedly connected to the lower portion of the drying chamber (24), and a plurality of groups of secondary material blocking plates (9) are fixedly connected to the inner portion of the drying chamber (24).

2. The agricultural crop circulating drying device of claim 1, wherein the primary conveyor (16) and the secondary conveyor (11) comprise a conveyor motor (13), a screw (6) and a cylindrical groove (8).

3. The agricultural crop circulating drying device of claim 1, wherein the first-level material baffle (2) is obliquely fixed relative to the heating chamber (23) shell (1), the first-level material baffle (2) is of a filter screen structure, and heating wires (18) are fixedly connected below the first-level material baffle (2) in parallel.

4. The agricultural crop circulating drying device of claim 1, wherein the wind turbine (22) is fixedly connected with a wind guide pipe (20) and an air inlet plate (21), the upper end of the wind guide pipe (20) is parallel to the heating wire (18) and fixedly connected with the inside of the shell (1), and a plurality of groups of air outlets (19) are fixedly connected above the wind guide pipe (20).

5. The agricultural crop circulating drying device of claim 1, wherein an air inlet pipe (5) is fixedly connected above the hot air blower (17), and a hot air pipe (15) is fixedly connected to the side surface of the hot air blower (17).

6. The agricultural crop circulating drying device of claim 1, wherein one side below the primary conveyor (16) is fixedly connected with a primary feeding hole (4) in the heating chamber (23), and the opposite side above the primary conveyor (16) is fixedly connected with a primary discharging hole (7).

7. The agricultural crop circulating drying device of claim 1, wherein a secondary feeding hopper (14) and a receiving port (12) are fixedly connected to two sides below the secondary conveyor (11), and a secondary discharging port (10) is fixedly connected to one side above the secondary conveyor (11).

8. The agricultural crop circulating drying device of claim 5, wherein the outlet of the hot air duct (15) is located at the bottom of the drying chamber (24), and the inlet of the air inlet duct (5) is located at the top of the drying chamber (24).