CN109269243B - Multilayer partition drying device - Google Patents

Abstract

A multilayer partition drying device comprises a drying inner cylinder, a drying outer cylinder and a bottom plate, wherein the drying outer cylinder of the drying inner cylinder is hollow, and can longitudinally partition crops by arranging multilayer drying chambers.

Description

A multi-layer partition drying device

technical field

The invention relates to the technical field of drying, in particular to a layered drying device.

Background technique

Crops and materials are generally dried after harvesting. In the prior art, a single drying device is often used for drying crops and materials. The purpose of drying is to meet the needs of material use or further processing. The device generally adopts a drying box, a charging device is set in the drying box, and a heating device is set to heat the material. However, when each crop or material is dried to the required state, the heating time and the drying air flow vary according to the type. Therefore, when a variety of materials need to be dried at the same time, it is often necessary to dry a single one, and then replace other materials for adjustment. The drying technology in the prior art cannot meet the simultaneous drying of multiple materials, and targeted drying is required. Therefore, there are problems of higher time cost and greater difficulty in operation. Even for the same crop, according to the refinement of food and classification, there are needs for different degrees of drying. Therefore, the drying device in the prior art cannot efficiently achieve different degrees of drying. product needs.

SUMMARY OF THE INVENTION

Aiming at the deficiencies of the prior art, the present invention provides a zoned drying device, which has the advantages of good targeted drying effect, time saving, and can be adjusted according to the size of the crop, and solves the problems of the prior art.

A multi-layer drying device comprises a drying inner cylinder, a drying outer cylinder and a bottom plate, the drying outer cylinder of the drying inner cylinder is hollow, and a plurality of heat transfer holes are arranged on the circumferential outer wall of the drying inner cylinder , a plurality of heat dissipation holes are arranged on the circumferential outer wall of the drying outer cylinder, and the space between the drying inner cylinder and the drying outer cylinder is provided with multiple horizontal drying layers from top to bottom, and the drying layer is a ring The outer end of the drying layer is connected to the drying outer cylinder, the diameter of the outer ring of the drying layer is the same as that of the drying outer cylinder, the inner end of the drying layer is connected to the drying inner cylinder, and the inner ring of the drying layer is connected to the drying inner cylinder. The diameter of the drying cylinder is the same as that of the drying inner cylinder, the drying layer is provided with a plurality of heat transfer holes, the bottom end of the inner and outer drying cylinders is provided with a bottom plate, and the bottom plate is provided with a plurality of air inlet holes, and the inner cylinder and the outer cylinder form an annular drying cylinder. The drying chamber is internally provided with a vertical partition, and the upper end of the vertical partition is provided with an arc-shaped flanging that fits the outer wall of the annular cavity.

Further, the position crossing each drying layer on each vertical partition is set as a horizontal transverse hole for the drying layer to pass through.

Further, on the lower side of the bottom plate of the drying cylinder, a plurality of arc-shaped adjusting air plates are arranged, the shape of which is adapted to the shape of the drying bottom plate. An adjustment rod is connected, through which the sliding of each adjustment air plate can be realized. By adjusting the moving position of the adjustment air plate, the sealing and opening and closing of the annular bottom plate air inlet can be realized, so that the bottom plate can be divided according to the needs of different crops. intake area.

Further, a feeding device is arranged close to the inner side of the vertical plate, the feeding device runs through each drying layer, and each layer is provided with a branch feeding pipe to supply material for each drying layer.

Further, two vertical partitions are provided when there are two crops, and the inner feeding device of each vertical partition feeds one type of crop separately.

Further, the heating device is arranged as a branched multi-layer heating device from top to bottom, each branched layer is arc-shaped, and the arc of each layer is different.

Further, there are more than two vertical partitions, drying plates, arc-shaped air conditioning panels, and branched multi-layer heating devices, and one or more feeding devices are provided.

Further, the drying device further includes an outer casing, a conical air intake cavity is arranged on the outer casing, and a fan is arranged on the lower side of the casing.

Compared with the prior art, the present invention provides a multi-layer partition drying device, which has the following beneficial effects:

1. By setting up multi-layer drying chambers, crops can be longitudinally partitioned, and the heating device used in combination with the present invention is also multi-layered, and the heating temperature can be adjusted for each layer of crops and different heating effects can be achieved. Crops of different dryness, reducing time cost.

2. The use of a rotary heating device reduces the problem of uneven heat that may occur during the continuous heating process. The annular material silo has the effect of increasing the drying area compared with the conventional drying plate, which can improve the efficiency.

3. The vertical partition can realize radial partition, and can adjust the material amount of each radial partition according to the needs.

4. The arc-shaped air plate can realize the adjustment of the air intake of the bottom plate, which is convenient to adjust the air intake volume according to the needs of different crops to achieve different air volume effects.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the inner and outer cylinders of drying of the present invention.

Figure 2 is a schematic diagram of the main structure of the present invention.

Fig. 3 is a schematic diagram of the adjusting air plate of the present invention.

FIG. 4 is a schematic diagram of the heating device of the present invention.

In the picture: 1- drying inner cylinder, 2- drying outer cylinder, 3- heat transfer hole, 4- heat dissipation hole, 5- drying layer, 6- bottom plate, 7- air inlet hole, 8- vertical partition , 9-flanging, 10-adjusting rod, 11-adjusting air plate, 12-casing, 13-rotating shaft, 14-heating device, 15-feeding device, 16-branch feeding.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to Figures 1-4: a multi-layer drying device, comprising a drying inner cylinder 1, a drying outer cylinder 2, and a bottom plate 6, the drying inner cylinder 1 and the drying outer cylinder 2 are both hollow, and the drying inner cylinder A plurality of heat transfer holes 3 are provided on the circumferential outer wall of 1, and a plurality of heat dissipation holes 3 are provided on the circumferential outer wall of the drying outer cylinder 2. The space between the drying inner cylinder 1 and the drying outer cylinder 2 is from top to bottom. The bottom is provided with a multi-layer horizontal drying layer 5, the drying layer 5 is annular, the outer end of the drying layer 5 is connected to the drying outer cylinder 2, and the diameter of the outer ring of the drying layer 5 is the same as the drying outer cylinder. 2 is the same, the inner end of the drying layer 5 is connected to the drying inner cylinder 1, the diameter of the inner ring of the drying layer 5 is the same as that of the drying inner cylinder 1, and the drying layer 5 is provided with a plurality of heat transfer holes 3, The bottom end of the drying inner and outer cylinders is provided with a bottom plate 6, and a plurality of air inlet holes 7 are arranged on the bottom plate 6. The inner cylinder 1 and the outer cylinder 2 form a ring-shaped drying cavity, and a vertical partition 8 is arranged inside. The upper end of the plate 8 is provided with an arc-shaped flange 9 that fits the outer wall of the annular cavity. The intersecting positions of the drying layers are set as horizontal horizontal holes for the drying layers 5 to pass through. On the lower side of the bottom plate 6 of the drying cylinder, a plurality of arc-shaped adjusting air plates 11 are arranged, the shape of which is adapted to the shape of the drying bottom plate. , each adjusting air plate 11 is unfolded to form a circular ring, and the outer side of each adjusting air plate 11 is connected with an adjusting rod 10, through the adjusting rod 10, the sliding of each adjusting air plate 11 can be realized. position, realize the closing and opening of the air inlet 7 of the annular bottom plate 6, so that different air intake areas of the bottom plate can be divided according to the needs of different crops, and a feeding device 15 is provided close to the inner side of the vertical plate, and the feeding device 15 penetrates through Each drying layer 5, and each layer is provided with a branch feeding pipe 16 to feed each drying layer 5, and two vertical partitions 8 are provided when there are two crops, each vertical partition 8. The inner feeding device feeds one kind of crop alone. The heating device 14 is arranged from top to bottom as a multi-layer heating device 14 with branches. Each branch layer is arc-shaped, and the arc of each layer is different. There are more than two partitions 8, drying plates 5, arc-shaped adjusting air plates 11, and branched multi-layer heating devices 14, and one or more feeding devices 15 are provided. A fan is provided on the lower side of the casing.

The working process of the present invention is as follows: taking the drying needs of two crops as an example, before charging, firstly adjust the position of the vertical partition in the annular cavity, and adjust the position of the vertical partition according to the total amount of materials required. Divide the vertical material space, and then adjust the arc on the bottom plate to adjust the position of the air plate according to the different drying heat requirements of the two different materials. the size of the traffic. If there are more overlapping parts of the two arc-shaped plates, the total wind-shielding area of the two arc-shaped plates is small, and vice versa, so the wind-shielding area can be adjusted.

When in use, a drying device is arranged in the drying inner cylinder. The drying device includes a motor and a rotating shaft driven by the motor to rotate. A heating device is connected to each drying layer on the rotating shaft, and the rotating shaft is driven to rotate by the motor. Therefore, the heating device is driven to rotate, and the rotating shaft is driven to rotate by the motor, thereby driving the heating device to rotate. The drying layer flows between the drying layers to dry the materials on the drying layer. The hot air blown by the hot air blower under the drying barrel is blown into the drying barrel through the heat transfer holes on the bottom plate, and the hot air passes through the heat transfer on the drying layer. The holes flow upward to dry the materials on each drying layer. The hot air that enters the gap between the outer cylinder and the outer shell of the drying cylinder through the heat transfer holes in the bottom plate will also enter through the heat transfer holes on the circumference of the drying outer cylinder. Each drying layer is used to dry the materials on the drying layer in the transverse direction. The heating device is arc-shaped, and the area of the heating device corresponding to each drying layer is different. When rotating, although the angular velocity is the same, due to the different area of the arc-shaped heating device corresponding to each drying layer, the heat emitted by each drying layer is also different, thereby realizing the drying and heating of different layers of crops. .

Claims (6)

1. The utility model provides a multilayer drying device which characterized in that: the drying device comprises a drying inner barrel, a drying outer barrel and a bottom plate, wherein the drying outer barrel of the drying inner barrel is hollow, a plurality of heat transfer holes are formed in the circumferential outer wall of the drying inner barrel, a plurality of heat dissipation holes are formed in the circumferential outer wall of the drying outer barrel, a multi-layer horizontal drying layer is arranged in the space between the drying inner barrel and the drying outer barrel from top to bottom, the drying layer is circular, the outer end of the drying layer is connected to the drying outer barrel, the diameter of the outer ring of the drying layer is the same as that of the drying outer barrel, the inner end of the drying layer is connected to the drying inner barrel, the diameter of the inner ring of the drying layer is the same as that of the drying inner barrel, a plurality of heat transfer holes are formed in the drying layer, the bottom plate is arranged at the bottom ends of the drying inner barrel and the drying outer barrel, a plurality of, the sliding connection between the vertical partition boards and the annular drying cavity is realized by the flanging, the position on each vertical partition board, which is crossed with each drying layer, is provided with a horizontal cross hole for the drying layer to pass through, the lower side of the drying cylinder bottom board is provided with a plurality of arc-shaped adjusting air plates, the shapes of which are matched with the shapes of the drying bottom board, each adjusting air plate is unfolded to form a circular ring, the outer side of each adjusting air plate is connected with an adjusting rod, the sliding of each adjusting air plate can be realized by the adjusting rod, the sealing and the opening and closing of the annular bottom board air inlet hole can be realized by adjusting the moving positions of the adjusting air plates, so that different air inlet areas of the bottom board can be divided according to different crop requirements, the drying device comprises a motor and a rotating shaft driven by the motor to rotate, the rotating shaft is connected with a heating device corresponding, each branch layer is arc-shaped, and the arc radian of each layer corresponds to different heating devices.

2. The multi-deck drying apparatus as set forth in claim 1, wherein: the inboard of hugging closely vertical board is provided with feed arrangement, and feed arrangement runs through each layer stoving layer to each layer is provided with the branch inlet pipe, for each stoving layer feed.

3. The multi-layer drying apparatus as claimed in claim 2, wherein: two vertical partition plates are arranged when two crops are planted, and a feeding device on the inner side of each vertical partition plate independently supplies one crop.

4. The multi-deck drying apparatus of claim 3, wherein: the number of the vertical partition plates, the drying plate, the arc-shaped adjusting air plate and the branched multi-layer heating devices is more than two, and one or more feeding devices are arranged.

5. The multi-layer drying apparatus as claimed in claim 4, wherein: the drying device further comprises an outer shell, a conical air inlet cavity is formed in the outer shell, and a fan is arranged on the lower side of the shell.

6. A drying method using the multi-layer drying apparatus of any one of claims 1 to 5, wherein: before loading, firstly adjusting the position of a vertical partition plate in an annular cavity and the total amount of materials, adjusting the position of the vertical partition plate, dividing a longitudinal material space, adjusting the position of an arc-shaped adjusting air plate on a bottom plate according to different drying heat requirements of two different materials, and controlling the opening and closing of air inlets of the bottom plate by overlapping the air plates so as to adjust the air flow in the longitudinal direction; if the superposition parts of the two arc-shaped plates are more, the total wind shielding area of the two arc-shaped plates is small, otherwise, the total wind shielding area is large, so that the wind shielding area can be adjusted; the rotating shaft is driven to rotate by the motor, so as to drive the heating device to rotate, the heat transferred by the heating device forms vortex under the rotation of the rotating shaft, the vortex flows to the drying layer between the inner barrel and the outer barrel along the heat transfer hole on the circumference of the drying inner barrel, the materials on the drying layer are dried, the hot air blown out by the hot air blower below the drying barrel is blown into the drying barrel through the heat transfer hole on the bottom plate, the hot air flows upwards through the heat transfer hole on the drying layer, the materials on each layer of drying layer are dried, the hot air entering the gap between the outer barrel and the shell of the drying barrel through the heat transfer hole on the bottom plate can also enter each layer of drying layer through the heat transfer hole on the circumference of the drying outer barrel, so as to transversely dry the materials on the drying layer, the heating device is arc-shaped, the areas of the heating devices, although the angular velocities are the same, the areas of the arc-shaped heating devices corresponding to the drying layers are different, so that the heat emitted by the drying layers is different, and the partitioned drying and heating of the crops in different layers are realized.

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