Kernel screening device for hickory nut processing

Abstract

The utility model discloses a walnut kernel screening device for pecan processing, which relates to the field of pecan processing and comprises a screening box, a first-stage screening area, a second-stage screening area, a third-stage screening area, a feeding area and a discharging area are arranged in the screening box, the top of the screening box is connected with a feeding hopper, the feeding hopper is communicated with the feeding area, and a base is arranged at the bottom of the screening box. The motor is used for driving the rotating shaft to rotate, the rotating shaft drives the outer gear to rotate, the outer gear drives the inner gear to rotate, the inner gear drives the rotating cylinder to rotate, the rotating cylinder drives the material shifting plates to rotate, and the material shifting plates are used for shifting kernels in the screening box. According to the walnut kernel screening device, walnut kernels are rolled into the first-stage screening area, the second-stage screening area and the third-stage screening area to be subjected to multi-layer screening, and finally walnut kernels are guided out of the screening box through the discharging area, so that the screened walnut kernels can be rapidly collected, the walnut kernels can be continuously screened, and the walnut kernel screening efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of pecan processing, in particular to a kernel screening device for pecan processing. Background Art

[0002] The kernel is the flesh of pecan, which is delicious and edible, and can also be used to extract oil. The oil is fragrant and delicious, and can be eaten. It can also be used to prepare lacquer. Before packaging, the kernel needs to be screened and packaged separately in different sizes. Screening is to use a sieve to allow fine particles smaller than the sieve holes to pass through the sieve surface, while coarse particles larger than the sieve holes are retained on the sieve surface, thereby completing the process of separating coarse and fine materials. The kernels after screening can be better sold later.

[0003] At present, when processing pecans, the kernels need to be screened. During the screening process, in order to improve the screening quality, a multi-layer screening method is usually used. After the screening is completed, the kernels screened out from the upper layer need to be collected, which is too inconvenient and it is impossible to continuously screen the kernels, thereby improving the screening efficiency of the kernels.

[0004] Therefore, it is necessary to invent a kind of pecan processing and use kernel screening device to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a kernel screening device for pecan processing to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kernel screening device for pecan processing, comprising a screening box, wherein the screening box is provided with a primary screening area, a secondary screening area, a tertiary screening area, a loading area and a unloading area, the top of the screening box is connected with a feed hopper, the feed hopper is communicated with the loading area, the bottom of the screening box is provided with a base, the top of the base is connected with two fixing frames, the two fixing frames are respectively connected to the left and right sides of the screening box, the top of the base is connected with a motor, the output end of the motor is connected with a rotating shaft, the top of the rotating shaft is connected with an external gear, a rotating drum is rotatably arranged in the screening box, the inner wall of the rotating drum is connected with an internal gear, the internal gear is meshed with the external gear, the outer wall of the rotating drum is connected with a plurality of material stripping plates, and the top of the base is connected with a plurality of collecting boxes corresponding to the primary screening area, the secondary screening area, the tertiary screening area and the unloading area, respectively.

[0007] Preferably, a sound insulation pad is provided on the inner side of the screening box, and the specific material of the sound insulation pad is sound insulation cotton.

[0008] Preferably, a dust collecting box is connected to the top of the base, a dust extraction fan is connected to the top of the screening box, a plurality of connecting pipes are connected to the top of the dust extraction fan, a shunt pipe is commonly connected to the other ends of the plurality of connecting pipes, the shunt pipe is connected to the top of the screening box, a through hole connected to the primary screening section, the secondary screening section and the tertiary screening section is provided at the bottom of the shunt pipe, a dust exhaust pipe is connected to the left side of the dust extraction fan, and the dust exhaust pipe is connected to the dust collecting box.

[0009] Preferably, a cover plate is rotatably provided on the top of the feed hopper.

[0010] Preferably, a protective cover is provided on the outer side of the motor, and the bottom of the protective cover is connected to the top of the base.

[0011] Technical effects and advantages of the utility model:

[0012] The motor is used to drive the rotating shaft to rotate, the rotating shaft drives the outer gear to rotate, the outer gear drives the inner gear to rotate, the inner gear drives the rotating drum to rotate, the rotating drum drives multiple material shifting plates to rotate, and the material shifting plates are used to shift the kernels in the screening box, so that the kernels roll into the primary screening area, the secondary screening area and the tertiary screening area respectively, and multi-layer screening is performed, and finally the walnut kernels are led out of the screening box through the unloading area, so that the screened kernels can be quickly collected, and the kernels can be continuously screened, thereby improving the efficiency of kernel screening. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 A schematic diagram of a top view structure;

[0015] Figure 3 For this utility model Figure 2 A schematic cross-sectional structure diagram of ;

[0016] Figure 4 For this utility model Figure 3 Schematic diagram of the enlarged structure of part A.

[0017] In the figure: 1. screening box; 2. primary screening area; 3. secondary screening area; 4. tertiary screening area; 5. loading area; 6. unloading area; 7. feed hopper; 8. base; 9. protective cover; 10. fixing frame; 11. cover plate; 12. motor; 13. external gear; 14. rotating drum; 15. internal gear; 16. material shifting plate; 17. rotating shaft; 18. dust collecting box; 19. dust exhaust fan; 20. connecting pipe; 21. diverter pipe; 22. dust exhaust pipe; 23. collecting box. DETAILED DESCRIPTION

[0018] 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.

[0019] The utility model provides Figure 1-4 The kernel screening device for pecan processing shown in the figure comprises a screening box 1, in which a primary screening area 2, a secondary screening area 3, a tertiary screening area 4, a loading area 5 and a unloading area 6 are arranged, a feed hopper 7 is connected to the top of the screening box 1, and the feed hopper 7 is communicated with the loading area 5, a base 8 is arranged at the bottom of the screening box 1, two fixing frames 10 are connected to the top of the base 8, and the two fixing frames 10 are respectively connected to the left and right sides of the screening box 1, a motor 12 is connected to the top of the base 8, a rotating shaft 17 is connected to the output end of the motor 12, and an external gear 13 is connected to the top of the rotating shaft 17, a rotating cylinder 14 is rotatably arranged in the screening box 1, an internal gear 15 is connected to the inner wall of the rotating cylinder 14, and the internal gear 15 is meshed with the external gear 13, a plurality of material-pickup plates 16 are connected to the outer wall of the rotating cylinder 14, and a plurality of material-pickup plates 16 are connected to the top of the base 8. The collecting boxes 23 corresponding to the primary screening area 2, the secondary screening area 3, the tertiary screening area 4 and the unloading area 6 respectively, feed the kernels into the loading area 5 by using the feeding hopper 7, and drive the rotating shaft 17 to rotate by using the motor 12, the rotating shaft 17 drives the outer gear 13 to rotate, the outer gear 13 drives the inner gear 15 to rotate, the inner gear 15 drives the rotating drum 14 to rotate, and the rotating drum 14 drives multiple material shifting plates 16 to rotate, and the material shifting plates 16 are used to shift the kernels in the screening box 1, so that the kernels roll into the primary screening area 2, the secondary screening area 3 and the tertiary screening area 4 respectively, and perform multi-layer screening, and finally the walnut kernels are led out of the screening box 1 through the unloading area 6, so that the screened kernels can be quickly collected, and the kernels can be continuously screened, thereby improving the efficiency of kernel screening.

[0020] A sound insulation pad is arranged on the inner side of the screening box 1, and the specific material of the sound insulation pad is sound insulation cotton, which can effectively prevent noise.

[0021] A dust collecting box 18 is connected to the top of the base 8, a dust extraction fan 19 is connected to the top of the screening box 1, a plurality of connecting pipes 20 are connected to the top of the dust extraction fan 19, and a shunt pipe 21 is commonly connected to the other ends of the plurality of connecting pipes 20, the shunt pipe 21 is connected to the top of the screening box 1, a through hole connected to the primary screening area 2, the secondary screening area 3 and the tertiary screening area 4 is provided at the bottom of the shunt pipe 21, a dust exhaust pipe 22 is connected to the left side of the dust extraction fan 19, and the dust exhaust pipe 22 is connected to the dust collecting box 18. By using the dust extraction fan 19 to suction dust, the dust generated in the primary screening area 2, the secondary screening area 3 and the tertiary screening area 4 is sucked into the shunt pipe 21, and then enters the connecting pipe 20 through the shunt pipe 21, and enters the dust collecting box 18 through the connecting pipe 20 for dust collection, so that the dust generated during screening can be conveniently collected.

[0022] A cover plate 11 is rotatably provided on the top of the feed hopper 7 , which can effectively prevent other impurities from entering the screening box 1 through the feed hopper 7 .

[0023] A protective cover 9 is arranged on the outside of the motor 12 , and the bottom of the protective cover 9 is connected to the top of the base 8 , which can conveniently protect the motor 12 , thereby increasing the service life of the motor 12 .

[0024] Working principle of this utility model:

[0025] Open the cover 11, add the kernels into the loading area 5 through the feed hopper 7, and use the motor 12 to drive the rotating shaft 17 to rotate, the rotating shaft 17 drives the outer gear 13 to rotate, the outer gear 13 drives the inner gear 15 to rotate, the inner gear 15 drives the rotating drum 14 to rotate, and the rotating drum 14 drives multiple material-dispensing plates 16 to rotate, and the material-dispensing plates 16 are used to dispense the kernels in the screening box 1, so that the kernels roll into the primary screening area 2, the secondary screening area 3 and the tertiary screening area 4 respectively, and perform multi-layer screening, and finally the walnut kernels are guided out of the screening box 1 through the unloading area 6, and the dust generated in the primary screening area 2, the secondary screening area 3 and the tertiary screening area 4 is sucked into the shunt pipe 21 by using the dust exhaust fan 19, and then enters the connecting pipe 20 through the shunt pipe 21, and enters the dust collecting box 18 through the connecting pipe 20 for dust collection, which can conveniently collect the dust generated during screening.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A kernel screening device for pecan processing, comprising a screening box, characterized in that: The screening box is provided with a primary screening area, a secondary screening area, a tertiary screening area, a loading area and a unloading area. The top of the screening box is connected with a feed hopper, and the feed hopper is communicated with the loading area. The bottom of the screening box is provided with a base, and the top of the base is connected with two fixing frames, and the two fixing frames are respectively connected to the left and right sides of the screening box. The top of the base is connected with a motor, and the output end of the motor is connected with a rotating shaft, and the top of the rotating shaft is connected with an external gear. A rotating drum is rotatably arranged in the screening box, and the inner wall of the rotating drum is connected with an internal gear, and the internal gear is meshed with the external gear. The outer wall of the rotating drum is connected with a plurality of material stripping plates, and the top of the base is connected with a plurality of collecting boxes corresponding to the primary screening area, the secondary screening area, the tertiary screening area and the unloading area, respectively.

2. A kernel screening device for pecan processing according to claim 1, characterized in that: A sound insulation pad is arranged on the inner side of the screening box, and the specific material of the sound insulation pad is sound insulation cotton.

3. A kernel screening device for pecan processing according to claim 1, characterized in that: A dust collecting box is connected to the top of the base, a dust extraction fan is connected to the top of the screening box, a plurality of connecting pipes are connected to the top of the dust extraction fan, a shunt pipe is commonly connected to the other ends of the plurality of connecting pipes, the shunt pipe is connected to the top of the screening box, a through hole connected to the primary screening area, the secondary screening area and the tertiary screening area is provided at the bottom of the shunt pipe, a dust exhaust pipe is connected to the left side of the dust extraction fan, and the dust exhaust pipe is connected to the dust collecting box.

4. A kernel screening device for pecan processing according to claim 1, characterized in that: A cover plate is rotatably provided on the top of the feed hopper.

5. The kernel screening device for pecan processing according to claim 1, characterized in that: A protective cover is arranged on the outer side of the motor, and the bottom of the protective cover is connected to the top of the base.

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