Drying equipment for walnut processing

Abstract

The utility model relates to the technical field of drying equipment, and discloses drying equipment for walnut processing, which comprises a mounting rack, an air inlet cover and an air exhaust cover are respectively and fixedly mounted on the upper side of the mounting rack, an air heater is fixedly mounted at the end part of the air inlet cover, a feed hopper is fixedly mounted on the upper side of the air inlet cover, and a discharge hopper is arranged on the lower side of the air exhaust cover. A drying roller is rotatably mounted between the air inlet cover and the exhaust cover, a driving motor for driving the drying roller to roll is arranged in the mounting rack, a guide cylinder is fixedly mounted in the drying roller, and a conveying channel is reserved between the guide cylinder and the drying roller. The guide cylinder is arranged in the drying roller, walnuts are fed into the guide cylinder from the feeding hopper, and the walnuts penetrate through the conveying holes to be conveyed into the conveying channel between the guide cylinder and the drying roller along with overturning of the drying roller, so that the interior of the equipment is of a multi-cavity structure, the walnuts are favorably spread and dispersed, and sufficient contact with hot air is guaranteed; and the drying efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drying equipment, in particular to drying equipment for walnut processing. Background Art

[0002] During the walnut processing, a drying device is required to dry the walnuts. The prior art discloses a drying device for walnut processing, with the announcement number CN220274812U, which includes a drying barrel, a plurality of fixed frames are arranged inside the drying barrel, and the fixed frames are evenly distributed along the circumference of the drying barrel. A lifter is arranged at one end of the fixed frame, and the lifter is located on the radial line of the dryer. An inner ring is arranged at the upper end of the lifter, and a connecting rod assembly is arranged on the outer side of the inner ring. An outer ring fixedly connected to the inner wall of the drying barrel is arranged at one end of the connecting rod assembly, and a net bag for receiving walnuts is laid inside the outer ring. The present application provides a connecting rod assembly, which realizes the turning of the walnuts piled up inside the drying barrel, so that each walnut can fully contact with the hot air, reduces the possibility that the walnuts located in the center and the bottom layer are difficult to directly contact with the hot air due to the accumulation of walnuts, and improves the efficiency of walnut drying.

[0003] Since most existing drying equipment uses hot air heating to dry the walnuts, the walnuts accumulate in the drying drum. Although stirring and turning can increase the contact area between the walnuts and the hot air, the space in the vertical drying drum is limited, and the accumulated walnuts are inconvenient to be dispersed and spread out, which affects the further improvement of the drying efficiency and needs further improvement. Utility Model Content

[0004] The purpose of the utility model is to provide a drying device for walnut processing to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drying device for walnut processing, comprising a mounting frame, an air inlet hood and an exhaust hood are fixedly mounted on the upper side of the mounting frame, a hot air blower is fixedly mounted on the end of the air inlet hood, a feed hopper is fixedly mounted on the upper side of the air inlet hood, and a discharge hopper is arranged on the lower side of the exhaust hood.

[0006] A drying drum is rotatably installed between the air inlet hood and the exhaust hood, a driving motor for driving the drying drum to roll is arranged inside the mounting frame, a guide cylinder is fixedly installed inside the drying drum, a feeding channel is reserved between the guide cylinder and the drying drum, and a plurality of spiral blades are arranged in the feeding channel, a plurality of feeding holes and ventilation slots are respectively provided on the surface of the guide cylinder, the bottom opening of the feed hopper is connected with the port of the guide cylinder, and the ports of the guide cylinder and the drying drum away from the feed hopper are both connected with the exhaust hood. This design can make the drying drum have a multi-cavity structure, which is conducive to the spreading and dispersion of the walnuts and ensures sufficient contact with the hot air, thereby greatly improving the drying efficiency.

[0007] Preferably, a first mesh plate is fixedly installed inside the air inlet hood, and the ports of the drying drum and the guide cylinder are in rotational contact with the surface of the first mesh plate. A second mesh plate is slidably installed inside the exhaust hood, and a telescopic cylinder is fixedly installed at the end of the exhaust hood. The telescopic end of the telescopic cylinder is fixedly connected to the second mesh plate, and the second mesh plate moves left and right to facilitate the control of material discharge.

[0008] Preferably, an exhaust duct is fixedly installed at the end of the exhaust hood, an exhaust fan is fixedly installed in the exhaust duct, the hot air blower includes a bellows, the bellows is fixedly connected and communicated with the end of the air inlet hood, an electric heating wire and a blower are fixedly installed inside the bellows, a protective mesh plate is hingedly installed at one end of the bellows away from the air inlet hood, the hot air blower heats the air, inputs the hot air into the drying drum, and then discharges it from the exhaust duct.

[0009] Preferably, a plurality of flipping plates are fixedly installed inside the drying drum, the flipping plates are arranged in a ring array, and the guide cylinder is fixedly connected to the flipping plates. The flipping plates have the function of flipping the materials to ensure that the materials are heated evenly.

[0010] Preferably, an annular guide rail is fixedly mounted on the surface of the drying drum, a rolling wheel is rotatably mounted on the upper side of the mounting frame, the annular guide rail rolls along the surface of the rolling wheel, a gear ring is fixedly mounted on the outer surface of the drying drum, a gear is rotatably mounted on the upper surface of the mounting frame, the gear and the gear ring are meshed for transmission, and the driving motor drives the gear to rotate through a belt, so that the drying drum can be flipped forward and reverse.

[0011] Beneficial Effects

[0012] The utility model provides a drying device for walnut processing, which has the following beneficial effects:

[0013] 1. The drying equipment for walnut processing has a guide cylinder arranged in the drying drum. Walnuts are put into the guide cylinder from the feed hopper. As the drying drum turns over, the walnuts pass through the feed holes and are transported to the feed channel between the guide cylinder and the drying drum. This design can make the equipment have a multi-cavity structure, which is conducive to the spreading and dispersion of the walnuts and ensures that the walnuts are fully in contact with the hot air, thereby greatly improving the drying efficiency.

[0014] 2. The drying equipment for walnut processing has a feeding channel between the guide cylinder and the drying drum, and spiral blades and a turning plate are arranged in the feeding channel. During the turning process of the drying drum, the turning plate has the function of turning the material to ensure that it is heated evenly, and the spiral blade has the function of pushing the material to move, making it convenient for the material to be discharged from the discharge bucket, thereby achieving the effect of convenient turning, stirring and discharging. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model (I);

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model (II);

[0017] Figure 3 It is a three-dimensional schematic diagram of the inner cylinder structure of the drying drum;

[0018] Figure 4 It is a schematic diagram of the side section structure of the drying drum.

[0019] In the figure: 1 mounting frame, 2 air inlet hood, 3 exhaust hood, 4 hot air blower, 5 feed hopper, 6 discharge hopper, 7 drying drum, 8 driving motor, 9 guide tube, 10 spiral blade, 11 feeding hole, 12 ventilation slot, 13 first mesh plate, 14 second mesh plate, 15 telescopic cylinder, 16 exhaust duct, 17 bellows, 18 electric heating wire, 19 blower, 20 turning plate, 21 annular guide rail, 22 rolling wheel, 23 gear ring, 24 gear. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a drying device for walnut processing, comprising a mounting frame 1, an air inlet hood 2 and an air exhaust hood 3 are fixedly mounted on the upper side of the mounting frame 1, a hot air blower 4 is fixedly mounted on the end of the air inlet hood 2, a feed hopper 5 is fixedly mounted on the upper side of the air inlet hood 2, and a discharge hopper 6 is arranged on the lower side of the exhaust hood 3.

[0022] Among them, the hot air blower 4 includes a bellows 17, which is fixedly connected and communicated with the end of the air inlet hood 2, and an electric heating wire 18 and a blower 19 are fixedly installed inside the bellows 17. A protective mesh plate is hingedly installed at one end of the bellows 17 away from the air inlet hood 2.

[0023] A drying drum 7 is rotatably installed between the air inlet hood 2 and the exhaust hood 3, and a driving motor 8 for driving the drying drum 7 to roll is arranged inside the mounting frame 1. Specifically, a ring-shaped guide rail 21 is fixedly installed on the surface of the drying drum 7, and a rolling wheel 22 is rotatably installed on the upper side of the mounting frame 1. The ring-shaped guide rail 21 rolls along the surface of the rolling wheel 22. A gear ring 23 is fixedly installed on the outer surface of the drying drum 7, and a gear 24 is rotatably installed on the upper surface of the mounting frame 1. The gear 24 is meshed with the gear ring 23 for transmission, and the driving motor 8 drives the gear 24 to rotate through a belt.

[0024] A guide cylinder 9 is fixedly installed inside the drying drum 7 . Specifically, a plurality of flipping plates 20 are fixedly installed inside the drying drum 7 . The flipping plates 20 are arranged in a ring array, and the guide cylinder 9 is fixedly connected to the flipping plates 20 .

[0025] A material conveying channel is reserved between the guide cylinder 9 and the drying drum 7, and a plurality of spiral blades 10 are arranged in the material conveying channel. A plurality of material conveying holes 11 and ventilation slots 12 are respectively provided on the surface of the guide cylinder 9. The bottom opening of the feed hopper 5 is connected to the port of the guide cylinder 9, and the ports of the guide cylinder 9 and the drying drum 7 away from the feed hopper 5 are both connected to the exhaust hood 3.

[0026] A first mesh plate 13 is fixedly installed inside the air inlet hood 2, and the ports of the drying drum 7 and the guide cylinder 9 are in rotational contact with the surface of the first mesh plate 13. A second mesh plate 14 is slidably installed inside the exhaust hood 3, and a telescopic cylinder 15 is fixedly installed at the end of the exhaust hood 3, and the telescopic end of the telescopic cylinder 15 is fixedly connected to the second mesh plate 14.

[0027] When the telescopic cylinder 15 is extended, the second mesh plate 14 contacts with the ports of the drying drum 7 and the guide tube 9, thereby preventing the material from being discharged from the discharge hopper 6. When the telescopic cylinder 15 is shortened, the second mesh plate 14 is away from the ports of the drying drum 7 and the guide tube 9, thereby facilitating the discharge of the internal material from the discharge hopper 6.

[0028] An exhaust duct 16 is fixedly installed at the end of the exhaust hood 3 , and an exhaust fan is fixedly installed in the exhaust duct 16 . The hot air blower 4 heats the air, inputs the hot air into the drying drum 7 , and then exhausts it from the exhaust duct 16 .

[0029] During use, walnuts are put into the guide cylinder 9 from the feed hopper 5. As the drying drum 7 turns over, the walnuts are conveyed through the feed hole 11 to the feed channel between the guide cylinder 9 and the drying drum 7. A feed channel is set between the guide cylinder 9 and the drying drum 7, and spiral blades 10 and a turning plate 20 are set in the feed channel. During the turning process of the drying drum 7, the turning plate 20 has the function of turning the material to ensure uniform heating. The spiral blades 10 have the function of pushing the material to move, which facilitates the discharge of the material from the discharge bucket 6, thereby achieving the effect of convenient turning, stirring and discharging. This design can make the equipment have a multi-cavity structure, which is conducive to the spreading and dispersion of the walnuts, and ensures sufficient contact with hot air, thereby greatly improving the drying efficiency.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drying device for walnut processing, comprising a mounting frame (1), characterized in that: An air inlet hood (2) and an air exhaust hood (3) are fixedly mounted on the upper side of the mounting frame (1), a hot air blower (4) is fixedly mounted on the end of the air inlet hood (2), a feed hopper (5) is fixedly mounted on the upper side of the air inlet hood (2), and a discharge hopper (6) is arranged on the lower side of the air exhaust hood (3); A drying drum (7) is rotatably mounted between the air inlet hood (2) and the air exhaust hood (3); a driving motor (8) for driving the drying drum (7) to roll is arranged inside the mounting frame (1); a guide cylinder (9) is fixedly mounted inside the drying drum (7); a material conveying channel is reserved between the guide cylinder (9) and the drying drum (7), and a plurality of spiral blades (10) are arranged in the material conveying channel; a plurality of material conveying holes (11) and ventilation slots (12) are respectively provided on the surface of the guide cylinder (9); a bottom end opening of the feed hopper (5) is communicated with a port of the guide cylinder (9); ports of the guide cylinder (9) and the drying drum (7) away from the feed hopper (5) are both communicated with the air exhaust hood (3).

2. A drying equipment for walnut processing according to claim 1, characterized in that: A first mesh plate (13) is fixedly installed inside the air inlet cover (2), and ports of the drying drum (7) and the guide cylinder (9) are both in rotational contact with the surface of the first mesh plate (13).

3. A drying equipment for walnut processing according to claim 2, characterized in that: A second mesh plate (14) is slidably mounted inside the exhaust hood (3), a telescopic cylinder (15) is fixedly mounted at the end of the exhaust hood (3), and the telescopic end of the telescopic cylinder (15) is fixedly connected to the second mesh plate (14).

4. A drying equipment for walnut processing according to claim 3, characterized in that: An exhaust pipe (16) is fixedly mounted on the end of the exhaust hood (3), and an exhaust fan is fixedly mounted inside the exhaust pipe (16).

5. A drying equipment for walnut processing according to claim 4, characterized in that: The hot air blower (4) comprises a bellows (17), which is fixedly connected to and communicated with the end of the air inlet hood (2), an electric heating wire (18) and a blower (19) are fixedly installed inside the bellows (17), and a protective mesh plate is hingedly installed at one end of the bellows (17) away from the air inlet hood (2).

6. A drying equipment for walnut processing according to claim 5, characterized in that: A plurality of turning plates (20) are fixedly installed inside the drying drum (7), the turning plates (20) are arranged in a ring array, and the guide cylinder (9) is fixedly connected to the turning plates (20).

7. A drying equipment for walnut processing according to any one of claims 1 to 6, characterized in that: An annular guide rail (21) is fixedly mounted on the surface of the drying drum (7), and a rolling wheel (22) is rotatably mounted on the upper side of the mounting frame (1), and the annular guide rail (21) rolls along the surface of the rolling wheel (22).

8. A drying equipment for walnut processing according to claim 7, characterized in that: A gear ring (23) is fixedly mounted on the outer surface of the drying drum (7), and a gear (24) is rotatably mounted on the upper surface of the mounting frame (1). The gear (24) is meshed with the gear ring (23) for transmission, and the driving motor (8) drives the gear (24) to rotate via a belt.

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