CN111557174A

CN111557174A - Lotus seedpod threshing machine

Info

Publication number: CN111557174A
Application number: CN202010452345.6A
Authority: CN
Inventors: 万志华; 宋少云
Original assignee: Wuhan Polytechnic University
Current assignee: Wuhan Polytechnic University
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-08-21

Abstract

The invention discloses a lotus seedpod threshing machine, and relates to the technical field of agricultural product processing machinery. The lotus seedpod threshing machine comprises a seat body, a threshing mechanism and a screening mechanism, wherein the seat body is provided with a material passing channel and a containing cavity which are communicated along the vertical direction; the threshing mechanism is arranged in the accommodating cavity and is used for acting on lotus seedpods in the accommodating cavity so as to strip off the lotus seeds in the lotus seedpods; the screening mechanism is arranged in the containing cavity and positioned below the threshing mechanism and used for separating shell scraps of the lotus seedpod and the lotus seeds. The lotus seed threshing machine provided by the invention can realize mechanical separation of the shell of the lotus seed and the lotus seed, reduces the labor intensity of lotus seed threshing and has higher efficiency.

Description

Lotus seedpod threshing machine

Technical Field

The invention relates to the technical field of agricultural product processing machinery, in particular to a lotus seedpod threshing machine.

Background

The lotus seedpod, also called lotus house, is an inverted round platform-shaped spongy receptacle buried in the pistil of lotus. The surface of the receptacle has a plurality of scattered honeycomb-shaped holes, and the receptacle gradually expands after fertilization and is called a lotus seedpod. The lotus seeds are produced by 1 small nut in each hole, the lotus seed meat has extremely high nutritive value, and is a high-grade nourishing food loved by people.

At present, the lotus seeds are peeled mainly in a manual mode, the shell of the lotus seedpod needs to be manually torn, the lotus seeds in the lotus seedpod are taken out one by one, peeling speed is low, labor intensity is high, and working efficiency is extremely low.

Disclosure of Invention

The invention mainly aims to provide a lotus seedpod threshing machine, and aims to solve the problems of high labor intensity and low efficiency of the conventional manual lotus seedpod threshing mode.

In order to achieve the above object, the present invention provides a lotus seed pod thresher, comprising:

the base body is provided with a material passing channel and an accommodating cavity which are communicated with each other along the vertical direction;

the threshing mechanism is arranged in the accommodating cavity and is used for acting on lotus seedpods in the accommodating cavity so as to strip the lotus seeds in the lotus seedpods; and the number of the first and second groups,

and the screening mechanism is arranged in the containing cavity and positioned below the threshing mechanism and used for separating shell scraps and lotus seeds of the lotus seedpod.

Optionally, the threshing mechanism comprises:

a main shaft extending in the vertical direction;

the movable threshing rod group comprises at least one movable threshing rod, and each movable threshing rod is arranged on the side wall of the main shaft; and the number of the first and second groups,

and an output shaft of the driving motor is connected with one end of the main shaft so as to drive the main shaft to rotate.

Optionally, the movable threshing rod has a far end far away from the main shaft and a near end opposite to the far end, in a direction from the near end to the far end, the radius of the movable threshing rod is gradually reduced, and the far end of the movable threshing rod has an end face.

Optionally, a plurality of movable threshing rod groups are arranged on the main shaft at intervals along the vertical direction; and/or the presence of a gas in the gas,

each group of movable threshing rod group comprises a plurality of movable threshing rods, and the movable threshing rods are arranged on the main shaft at intervals along the circumferential direction of the main shaft.

Optionally, threshing mechanism still includes surely threshes the stick group, surely threshes the stick group and includes at least one surely and threshes the stick, each surely threshes the stick and locates hold the lateral wall in chamber, and upwards from top to bottom, surely threshes the stick with move threshing rod interval and crisscross setting.

Optionally, the fixed threshing rod group has a far end far away from the side wall of the accommodating cavity and a near end opposite to the far end, the radius of the fixed threshing rod is gradually reduced in the direction from the near end to the far end, and the far end of the fixed threshing rod has an end face.

Optionally, a plurality of fixed threshing rod groups are arranged on the side wall of the accommodating cavity at intervals along the vertical direction; and/or the presence of a gas in the gas,

every group decide threshing rod group and include a plurality of decide threshing rod, it is a plurality of decide threshing rod follows the circumference interval that holds the chamber set up in hold the chamber.

Optionally, the movable threshing rod has an overlapping position where the length direction coincides with the length direction of the fixed threshing rod, and an intersecting position where the length direction intersects with the length direction of the fixed threshing rod; when the movable threshing rod is located at the overlapping position, the projections of the movable threshing rod and the fixed threshing rod on the horizontal plane are at least partially overlapped.

Optionally, the screening mechanism comprises a screen mounted in the receiving chamber for rotation about an up-down axis.

Optionally, the material passing channel is provided with a downward discharge hole; screening mechanism still includes the fan, the fan is located the pedestal just is located the below of screen cloth, just the air-out direction orientation of fan the downside of discharge gate is used for to follow the discharge gate output the lotus seeds with the shell piece of seedpod of the lotus separates.

In the technical scheme provided by the invention, the lotus seedpod threshing machine comprises a seat body, a threshing mechanism and a screening mechanism, wherein the threshing mechanism and the screening mechanism are arranged along the vertical direction; then the lotus seeds and the lotus seedpod shell scraps enter the screening mechanism together, and under the action of the screening mechanism, the lotus seeds and the lotus seedpod shell scraps are separated. The lotus seed threshing machine provided by the invention can realize mechanical separation of the shell of the lotus seed and the lotus seed, reduces the labor intensity of lotus seed threshing and has higher efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a lotus seedpod thresher according to an embodiment of the present invention;

fig. 2 is a schematic view of a part of the threshing mechanism in fig. 1;

FIG. 3 is a cross-sectional view of the seedpod thresher of FIG. 1;

FIG. 4 is a schematic structural view of the fixed threshing rod set in FIG. 1;

fig. 5 is a schematic top view of the threshing structure of fig. 1 with the movable and stationary threshing bar sets in an intersecting position;

fig. 6 is a schematic view of the screen of fig. 1.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

At present, the lotus seeds are peeled mainly in a manual mode, the shell of the lotus seedpod needs to be manually torn, the lotus seeds in the lotus seedpod are taken out one by one, peeling speed is low, labor intensity is high, and working efficiency is extremely low. In view of this, the present invention provides a lotus seedpod thresher 100, and fig. 1 to 6 are schematic structural views of an embodiment of the lotus seedpod thresher 100 according to the present invention.

Referring to fig. 1 to 3, the lotus seed pod thresher 100 provided by the present invention comprises a base 1, a threshing mechanism 2 and a screening mechanism 3, wherein the base 1 is formed with a material passing channel 12 and a containing cavity 11 which are communicated with each other along the up-down direction; the threshing mechanism 2 is arranged in the accommodating cavity 11 and is used for acting on lotus seedpods in the accommodating cavity 11 so as to strip the lotus seeds in the lotus seedpods; the screening mechanism 3 is arranged in the containing cavity 11 and positioned below the threshing mechanism 2 and used for separating shell scraps of the lotus seedpod and lotus seeds.

In the technical scheme provided by the invention, the lotus seedpod threshing machine 100 comprises a seat body 1, a threshing mechanism 2 and a screening mechanism 3, wherein the threshing mechanism 2 and the screening mechanism 3 are arranged along the vertical direction, and lotus seedpods firstly pass through a material passing channel 12 and are stripped under the action of the threshing mechanism 2; then the lotus seeds and the lotus seedpod shell scraps enter the screening mechanism 3 together, and under the action of the screening mechanism 3, the lotus seeds and the lotus seedpod shell scraps are separated. The lotus seed pod threshing machine 100 provided by the invention can realize mechanical separation of the outer shell of the lotus seed pod and the lotus seeds, reduces the labor intensity of lotus seed pod threshing, and has higher efficiency.

It should be noted that the present invention does not limit the specific embodiment of the seat body 1, and the seat body 1 may be embodied as a box body, a frame body, or a combination of the two, for example, the box body may be disposed at the upper end of the frame body, and the box body may be a cylindrical shape, a rectangular shape, or a solid polygon, and the accommodating cavity 11 is disposed in the box body. In addition, the material passing channel 12 generally has a material outlet 122 and a material inlet 121, and the lotus seedpod enters from the material inlet 121, is processed by the threshing mechanism 2 in the accommodating chamber 11, and then flows out from the material outlet 122 to the screening mechanism 3. The specific arrangement of the material passing channel 12, the material inlet 121 and the material outlet 122 is not limited in the present invention. Preferably, as shown in fig. 1, the material passing channel 12 extends vertically, the material inlet 121 is disposed above the material passing channel 12, and the material outlet 122 is disposed below the accommodating cavity 11.

In one embodiment, the threshing mechanism 2 comprises a main shaft 21, a movable threshing rod group 22 and a driving motor 23, wherein the main shaft 21 extends along the up-down direction; the movable threshing rod group 22 comprises at least one movable threshing rod 221, and each movable threshing rod 221 is arranged on the side wall of the main shaft 21; an output shaft of the driving motor 23 is connected to one end of the main shaft 21 to rotate the main shaft 21.

When the lotus seed peeling machine works, the driving motor 23 drives the spindle 21 to rotate, the spindle 21 rotates to enable the movable threshing rod group 22 mounted on the spindle 21 to rotate, and the rotating movable threshing rod 221 has large impact force to beat and stir a lotus seed entering from the feeding hole 121, so that the shell of the lotus seed is torn, and the lotus seed in the lotus seed is peeled.

Preferably, the main shaft 21 is disposed at the center of the bottom of the accommodating chamber 11, and at this time, the feeding port 121 is preferably disposed off the center of the accommodating chamber 11, so that the lotus seedpod enters from the feeding port 121 and can better contact with the movable threshing rod set 22.

In order to make the threshing mechanism 2 have a good effect of separating the lotus seedpod without damaging the lotus seeds, the movable threshing rod 221 has a distal end far from the main shaft 21 and a proximal end opposite to the distal end, the radius of the movable threshing rod 221 is gradually reduced in the direction from the proximal end to the distal end, and the distal end of the movable threshing rod 221 has an end face. That is, the end surface of the movable threshing rod 221 contacting with the lotus seedpod is not conical, so that the movable threshing rod 221 is not too sharp to damage the lotus seeds; meanwhile, the radius of the movable separating rod 221 is gradually reduced, so that the movable separating rod cannot be too blunt due to overlarge radius of the end face, and the effect of tearing the shower nozzle shell is poor. The end face of the present invention is not particularly limited, and may be a plane, a sphere, or a plane with a radius of 1-3 cm.

Furthermore, the movable threshing rod groups 22 are arranged in a plurality, the main shaft 21 is arranged on the movable threshing rod groups 22 at intervals from top to bottom, so that the lotus seedpod enters the accommodating cavity 11 from the feeding hole 121, and then is sequentially hit and stirred by the movable threshing rod groups 22 from top to bottom, and the threshing effect is better. The number of the movable threshing rods 221 of each movable threshing rod group 22 is at least one, may be one, and may be multiple, but in order to make the number of times that the lotus seedpod is beaten and stirred more, in this embodiment, each movable threshing rod group 22 is provided with a plurality of movable threshing rods 221, and the plurality of movable threshing rods 221 are arranged on the main shaft 21 at intervals along the circumferential direction of the main shaft 21.

In this embodiment, the threshing mechanism 2 further includes a fixed threshing rod set 24 which is matched with the movable threshing rod set 22 and plays a role in threshing the lotus seedpod, please refer to fig. 4, the fixed threshing rod set 24 includes at least one fixed threshing rod 241, each fixed threshing rod 241 is disposed on the side wall of the accommodating cavity 11, and the fixed threshing rods 241 and the movable threshing rods 221 are spaced and staggered in the up-down direction. Preferably, the interval between the threshing rod 241 and the threshing rod 221 is larger than the size of the lotus seed in the vertical direction, so as to prevent the lotus seed from being damaged.

Further, the fixed threshing rod set 24 has a far end far away from the side wall of the accommodating cavity 11 and a near end opposite to the far end, in the direction from the near end to the far end, the radius of the fixed threshing rod 241 is gradually reduced, and the far end of the fixed threshing rod 241 has an end face, where the arrangement of the end face and the radius which are gradually reduced is the same as the principle and the implementation manner of the movable threshing rod set 22, and is not described herein again. Optionally, a plurality of fixed threshing rod groups 24 are arranged, and the plurality of fixed threshing rod groups 24 are arranged on the side wall of the accommodating cavity 11 at intervals along the vertical direction; optionally, each fixed threshing rod group 24 includes a plurality of fixed threshing rods 241, and the plurality of fixed threshing rods 241 are arranged in the accommodating cavity 11 at intervals along the circumferential direction of the accommodating cavity 11. The number of the fixed threshing rod groups 24 and the number of the fixed threshing rods 241 of each fixed threshing rod group 24 are the same as the principle of the movable threshing rod group 22, and are not described herein again.

In order to make the matching threshing effect of the movable threshing rod group 22 and the fixed threshing rod group 24 better, the movable threshing rod 221 has an overlapping position where the length direction coincides with the length direction of the fixed threshing rod 241 and an intersecting position where the length direction intersects with the length direction of the fixed threshing rod 241, and the intersecting position is shown in fig. 5; when the movable threshing rod 221 is located at the overlapping position, the projection of the movable threshing rod 221 and the fixed threshing rod 241 on the horizontal plane at least partially coincide. That is, the movable threshing rod 221 has an overlapping position where it is rotated to overlap the fixed threshing rod 241 in the vertical direction and an intersecting position where it is rotated to be separated from the fixed threshing rod 241, and the amount of overlap of the movable threshing rod 221 and the fixed threshing rod 241 is not limited, and may be partially overlapped, or may be entirely overlapped, or is preferably partially overlapped.

In one embodiment, the sieving mechanism 3 comprises a screen 31 which is rotatably installed in the accommodating chamber 11 in the vertical axial direction, the screen 31 is arranged at the lower side of the accommodating chamber 11, and the size of the screen 31 is larger than that of the lotus seeds with larger size, so that the lotus seeds and the hull debris of the lotus seedpod separated by the threshing mechanism 2 can fall out of the accommodating chamber 11. Since the screen 31 is rotatably disposed, preferably, a gap is formed between the screen 31 and the accommodating chamber 11, so as to prevent the accommodating chamber 11 from affecting the rotation of the screen 31. The specific rotation mode of the screen 31 is not limited herein, and a motor may be additionally provided, and an output shaft of the motor is connected to the screen 31 to rotate the screen 31. The screen 31 may be connected to the main shaft 21, and the driving motor 23 drives the main shaft 21 to rotate, so that the screen 31 also rotates. Referring to fig. 6, in the present embodiment, a mounting hole 311 is formed in the center of the screen 31, one end of the main shaft 21 passes through the mounting hole 311 and is connected to the driving motor 23, and the main shaft 21 is fixedly connected to the screen 31 through the mounting hole 311, so that the main shaft 21 and the screen 31 are linked.

Further, the screening mechanism 3 further includes a fan 32, the fan 32 is disposed on the base 1 and located below the screen 31, and an air outlet direction of the fan 32 faces a lower side of the discharge port 122, so as to separate the lotus seeds and the lotus seedpod debris output from the discharge port 122. By adjusting the wind speed of the fan 32, the fan 32 can blow away the shell fragments of the lotus seedpod with lighter weight dropped from the screen 31, and the heavier lotus seeds fall naturally by virtue of the gravity of the lotus seeds. Preferably, the collecting box 4 is further arranged on the lower side of the screen 31, so that the naturally falling lotus seeds fall into the collecting box 4 to be collected, and the lotus seedpod shell scraps cannot fall into the collecting box 4 because the lotus seedpod shell scraps are blown aside, thereby realizing the separation of the lotus seeds and the lotus seedpod shell scraps.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A lotus seedpod thresher, comprising:

2. The rosette thresher of claim 1, wherein said threshing mechanism comprises:

a main shaft extending in the vertical direction;

3. The rosette thresher of claim 2, wherein said movable threshing bar has a distal end remote from said main axis and a proximal end opposite said distal end, said movable threshing bar having a decreasing radius in a direction from said proximal end to said distal end, and said distal end of said movable threshing bar having an end face.

4. The lotus seedpod thresher of claim 3, wherein there are a plurality of said movable threshing rod sets, and a plurality of said movable threshing rod sets are spaced up and down on said main shaft; and/or the presence of a gas in the gas,

5. The lotus seedpod thresher of any one of claims 2 to 4, wherein the threshing mechanism further comprises a fixed threshing bar set, the fixed threshing bar set comprises at least one fixed threshing bar, each fixed threshing bar is arranged on the side wall of the containing cavity and is arranged in an up-down direction, and the fixed threshing bars and the movable threshing bars are arranged in a spaced and staggered mode.

6. The rosette thresher of claim 5, wherein said set of threshing bars has a distal end remote from the side wall of said receiving chamber and a proximal end opposite said distal end, said threshing bars being arranged with decreasing radius in a direction from said proximal end to said distal end, and said threshing bars having an end face at their distal end.

7. The lotus seedpod thresher of claim 6, wherein there are a plurality of said fixed threshing rod sets, and a plurality of said fixed threshing rod sets are spaced up and down on the side wall of said containing cavity; and/or the presence of a gas in the gas,

8. The rosette thresher of claim 7, wherein said movable threshing bar has an overlapping position where the length direction coincides with the length direction of said stationary threshing bar, and an intersecting position where the length direction intersects with the length direction of said stationary threshing bar; when the movable threshing rod is located at the overlapping position, the projections of the movable threshing rod and the fixed threshing rod on the horizontal plane are at least partially overlapped.

9. The rosette thresher of claim 1, wherein said sifting mechanism comprises a screen mounted for rotation about an up and down axial direction within said containment chamber.

10. The rosette thresher of claim 9, wherein the feed passage has a downwardly directed discharge outlet; screening mechanism still includes the fan, the fan is located the pedestal just is located the below of screen cloth, just the air-out direction orientation of fan the downside of discharge gate is used for to follow the discharge gate output the lotus seeds with the shell piece of seedpod of the lotus separates.