CN112021004B

CN112021004B - Portable peanut picking device

Info

Publication number: CN112021004B
Application number: CN202011063797.1A
Authority: CN
Inventors: 张长勤
Original assignee: Xiaoxian Xulaosan Food Co ltd
Current assignee: Xiaoxian Xulaosan Food Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2022-06-03
Anticipated expiration: 2040-09-30
Also published as: CN112021004A

Abstract

The invention discloses a portable peanut picking device which comprises a lower box body, wherein the top end of the lower box body is fixedly connected with an upper box body, a long shaft is arranged in the upper box body through a bearing seat, the front surface and the back surface of the upper box body are respectively hinged with a first handle, first fixing blocks are symmetrically welded on two sides of the lower box body, a guide shaft is fixedly connected onto the first fixing blocks, a linear bearing is arranged on the guide shaft, a mounting plate is fixed onto the linear bearing, a short shaft is connected onto the side wall of the lower box body below the mounting plate through the bearing seat, and chain wheels are arranged on the short shaft and the long shaft. The fruit picking and cleaning device is compact in structure, can be used for picking fruits and cleaning the fruits synchronously, effectively improving the working efficiency, reducing the working steps, saving manpower, enriching the functionality of the device and enhancing the practicability of the fruit picking and cleaning device, is low in manufacturing cost, free of fuel oil or electricity, simple in maintenance, convenient to carry to the field for use, suitable for families with small planting areas and easy to popularize.

Description

Portable peanut picking device

Technical Field

The invention relates to agricultural mechanical equipment, in particular to a portable peanut picking device, and belongs to the technical field of application of agricultural mechanical equipment.

Background

Peanuts, the original name peanuts, are nuts which are abundant in yield and widely eaten in China, and are also called 'growing fruits', 'mud beans' and the like. The plant is a plant belonging to Rosales, Leguminosae, and having stem standing or creeping, length of 30-80 cm, petal separated from Os Draconis petal, pod length of 2-5 cm, width of 1-1.3 cm, swelling, pod thickness, and flower and fruit period of 6-8 months. Can be used as raw material for preparing soap and hair tonic. The peanut picking device is used for picking peanuts directly with vines after harvesting, can be flexibly moved and used in fields, is clean in picking, low in shell breakage rate, less in loss, high in working efficiency and clean in threshing, and can be used for both dry and wet stems.

Most of the existing peanut picking devices are complex in structure, expensive in price, large in size, high in use cost due to the fact that fuel oil or electricity is needed, do not have a cleaning function, and are not suitable for small-sized households.

Disclosure of Invention

The invention aims to provide a portable peanut picking device, which aims to solve the problems that most of the existing peanut picking devices are complex in structure, expensive in price, large in size, fuel oil or electricity is needed, the existing peanut picking devices do not have a cleaning function and are not suitable for small-sized households.

The purpose of the invention can be realized by the following technical scheme: a portable peanut picking device, which comprises a lower box body, wherein the top end of the lower box body is fixedly connected with an upper box body, a long shaft is arranged in the upper box body through a bearing seat, the front and the back of the upper box body are both hinged with a first handle, the two sides of the lower box body are both symmetrically welded with a first fixed block, and a guide shaft is fixedly connected on the first fixed block, a linear bearing is arranged on the guide shaft, a mounting plate is fixed on the linear bearing, a short shaft is connected on the side wall of the lower box body below the mounting plate through a bearing seat, and chain wheels are arranged on the short shaft and the long shaft, the two chain wheels are driven by chains, and the short shaft at the inner side of the chain wheel is fixedly connected with a cam, the outer edge of the cam is tangent with the bottom edge of the mounting plate, arc plates are welded on the side walls of the lower box body and the upper box body at the two ends of the chain, and protecting covers are clamped on the opposite inner sides of the arc plates.

The invention has further technical improvements that: the bayonet socket has been seted up to the equal symmetry in front and the back of lower box, the square hole has all been seted up to the left and right sides of box down, the mounting panel passes the square hole, the outlet valve is installed to one side of lower box bottom.

The invention has further technical improvements that: the inside of box is provided with the mesh containing box down, and the front and the back of mesh containing box all weld the second handle, and the second handle is installed in the square hole, the bottom and the mounting panel of mesh containing box offset, four group's fixedly connected with springs on the inner wall of box bottom down, and four group spring distribute in four corners of mesh containing box bottom.

The invention has further technical improvements that: go up the front and the back of box and all seted up two sets of mouths of placing and for crisscross distribution each other, go up the bottom of box and seted up the peanut export, and the length and width of peanut export is less than respectively the length and width of mesh containing box.

The invention has further technical improvements that: the long shaft is characterized in that cross plates are welded at the left end and the right end of the long shaft, four groups of thin shafts are welded on the inner sides of the cross plates, the thin shafts are distributed at four corner points of the cross plates and are each group, at least six groups of L-shaped round steel are welded on the thin shafts, the two ends of the long shaft extend to the outer portion of the lower box body, and a hand wheel is fixedly connected to one end of the long shaft.

The invention has further technical improvements that: the front section of the mounting plate is Z-shaped, and a plurality of waist holes are formed in the mounting plate.

The invention has further technical improvements that: the equal symmetrical welding of position department that two lateral walls leaned on down about box has the second fixed block, and threaded connection has the screw thread axle on the second fixed block, the bottom of screw thread axle is awl end form, the top of screw thread axle is provided with the loose axle, and the loose axle run through the screw thread axle and rather than swing joint.

The invention has further technical improvements that: the chain, the cam and the mounting plate are all provided with two and are symmetrically distributed about the central line of the lower box body.

The invention has further technical improvements that: the using method of the device specifically comprises the following steps:

the method comprises the following steps: the device can be lifted integrally through the first handle and then carried to the field for use, when the device is placed on an earth ground which is not stable enough, the movable shaft needs to be rotated to drive the threaded shaft to rotate, and then the threaded shaft is rotated to enable the bottom conical end of the threaded shaft to be inserted into the earth, so that the device is stable, and the situation that the device is not prone to shaking in subsequent use is ensured;

step two: the clean water is poured into the lower box body, then peanut seedlings are clamped at the placing opening by one hand, peanuts can be in contact with the thin shaft or the L-shaped round steel, the hand wheel is rotated by the other hand, the hand wheel can drive the long shaft and the part fixed on the long shaft to rotate, so that the peanuts are beaten down by the thin shaft or the L-shaped round steel, then the peanuts fall into the mesh containing box through the peanut outlet at the bottom end of the lower box body, the hand wheel rotates to drive the chain wheel fixed on the end face of the long shaft to rotate, the short shaft is driven to rotate under the transmission action of the two chain wheels and the chain, the cam is driven to rotate after the short shaft rotates, the cam always contacts with the mounting plate when rotating, the mounting plate moves up and down, so that the peanuts can be cleaned inside the mesh containing box, and picking and cleaning are synchronously completed;

step three: when a certain amount of peanuts are accumulated in the mesh containing box, the second lifting handle can be lifted upwards by two hands from the side edge of the device, then the mesh containing box 17 is taken out from the front or the back of the lower box body, then the two movable shafts far away from one side of the water outlet valve are respectively rotated, so that the device is in an inclined state, the water outlet valve is opened, and muddy water after the peanuts are cleaned is discharged.

Compared with the prior art, the invention has the beneficial effects that:

1. the peanut harvester is provided with a lower box body, a long shaft, a chain wheel, a chain, a placing opening and a hand wheel, peanut seedlings are clamped at the placing opening, peanuts can be in contact with L-shaped round steel or L-shaped round steel of a thin shaft, the hand wheel is rotated by the other hand, the hand wheel can drive the long shaft and parts fixed on the long shaft to rotate, so that the peanuts are knocked down by the L-shaped round steel or the L-shaped round steel of the thin shaft, and then fall into a mesh containing box through a peanut outlet at the bottom end of the lower box body to be collected, on one hand, the problem that the traditional manual peanut harvesting machine consumes large labor is solved, on the other hand, the device is compact in structure, low in manufacturing cost, free of fuel oil or electricity, simple in maintenance, convenient to carry to field, suitable for being used by families with small planting area, and easy to popularize;

2. the peanut picking and cleaning device is provided with the cam, the guide shaft, the linear bearing, the mounting plate, the mesh containing box and the spring, the hand wheel can drive the chain wheels with the fixed end faces of the long shafts to rotate by rotating, the short shafts are driven to rotate under the transmission action of the two chain wheels and the chain, the cam is driven to rotate after the short shafts rotate, and the cam is tangent to the mounting plate all the time when rotating, so that the mounting plate can move up and down, peanuts can be cleaned inside the mesh containing box, picking and cleaning are synchronously completed, the working efficiency is effectively improved, working steps are reduced, manpower is saved, the functionality of the device is enriched, and the practicability of the peanut picking and cleaning device is also enhanced.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partial structural schematic diagram in the present invention.

Fig. 3 is a schematic sectional view of the internal structure of the present invention.

Fig. 4 is an enlarged view of the structure at a in fig. 1 according to the present invention.

Fig. 5 is an enlarged schematic view of the structure of the lower case of the present invention.

Fig. 6 is an enlarged schematic view of the structure of the upper case of the present invention.

FIG. 7 is an enlarged view of the mesh storage box according to the present invention.

Fig. 8 is an enlarged view of the structure of the portion where the major axis is located in the present invention.

Fig. 9 is an enlarged view of the structure of the mounting plate of the present invention.

In the figure: 1. a lower box body; 2. an upper box body; 3. a long axis; 31. a cross plate; 32. a thin shaft; 33. l-shaped round steel; 4. a first handle; 5. a first fixed block; 6. a guide shaft; 7. a linear bearing; 8. mounting a plate; 9. a minor axis; 10. a sprocket; 11. a chain; 12. a cam; 13. an arc-shaped plate; 14. a protective cover; 15. a bayonet; 16. a square hole; 17. a mesh storage box; 18. a second handle; 19. a placement port; 20. a hand wheel; 21. a waist hole; 22. a second fixed block; 23. a threaded shaft; 24. a movable shaft; 25. a spring; 26. and (4) peanut outlet.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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.

Example 1

Referring to fig. 1-9, a portable peanut picking device comprises a lower box body 1, an upper box body 2 is fixedly connected to the top end of the lower box body 1, a long shaft 3 is installed inside the upper box body 2 through a bearing seat, a first handle 4 is hinged to the front side and the back side of the upper box body 2, first fixing blocks 5 are symmetrically welded to the two sides of the lower box body 1, a guide shaft 6 is fixedly connected to each first fixing block 5, a linear bearing 7 is installed on each guide shaft 6, a mounting plate 8 is fixed on each linear bearing 7, a short shaft 9 is connected to the side wall of the lower box body 1 below the mounting plate 8 through the bearing seat, chain wheels 10 are installed on the short shaft 9 and the long shaft 3, transmission is performed between the two chain wheels 10 through a chain 11, a cam 12 is fixedly connected to the short shaft 9 on the inner side of each chain wheel 10, the outer edge of the cam 12 is tangent to the bottom edge of the mounting plate 8, arc plates 13 are welded to the side walls of the lower box body 1 and the upper box body 2 at the two ends of the chain 11, the opposite inner sides of the two arc plates 13 are clamped with protective covers 14.

Bayonets 15 have been seted up to the equal symmetry in front and the back of lower box 1, and square hole 16 has all been seted up to the left and right sides of lower box 1, and mounting panel 8 passes square hole 16, and the outlet valve is installed to one side of lower box 1 bottom, and the top of lower box 1 is the horn mouth form.

Go up the front and the back of box 2 and all seted up two sets of mouths 19 of placing and for crisscross distribution each other, go up the bottom of box 2 and seted up peanut export 26, and the length and width of peanut export 26 is less than mesh containing box 17's length and width respectively.

Both ends all have welded cross plate 31 about major axis 3, and the inboard welding of cross plate 31 has four groups of thin axle 32 to four groups of thin axle 32 distribute in four angular points departments of cross plate 31, have welded six groups of L shape round steel 33 on every group thin axle 32 at least, and the both ends of major axis 3 all extend to the outside of box 1 down, and the one end fixedly connected with hand wheel 20 of major axis 3.

The cross section of the front view of the mounting plate 8 is Z-shaped, a plurality of waist holes 21 are formed in the mounting plate 8, and the waist holes 21 are convenient for water to circulate.

The equal symmetrical welding in the position department that two lateral walls leaned on down about box 1 has second fixed block 22, and threaded connection has threaded shaft 23 on the second fixed block 22, and the bottom of threaded shaft 23 is the taper end form, and the top of threaded shaft 23 is provided with loose axle 24, and loose axle 24 runs through threaded shaft 23 and rather than swing joint.

By adopting the technical scheme: the peanut harvester is provided with a lower box body 1, a long shaft 3, a chain wheel 10, a chain 11, a placing opening 19 and a hand wheel 20, peanut seedlings are clamped at the placing opening 19, peanuts can be in contact with a thin shaft 32 or L-shaped round steel 33, the hand wheel 20 is rotated by the other hand, the hand wheel 20 can drive the long shaft 3 and parts fixed on the long shaft 3 to rotate, so that the peanuts are knocked down by the thin shaft 32 or the L-shaped round steel 33, and then fall into a mesh containing box 17 through a peanut outlet 26 at the bottom end of the lower box body 1 to be collected, on one hand, the problem that the traditional manual peanut harvesting cost is large is solved, on the other hand, the peanut harvester is compact in structure, low in manufacturing cost, fuel oil or electricity is not needed, the peanut harvester is simple to maintain, and convenient to carry to use in the field, and is suitable for being used by families with small planting area and easy to popularize.

Example 2

The inside of lower box 1 is provided with mesh containing box 17, and the front and the back of mesh containing box 17 all weld have a second handle 18 to second handle 18 is installed in square hole 16, and mesh containing box 17's bottom offsets with mounting panel 8, and four group's fixedly connected with springs 25 on the inner wall of lower box 1 bottom, and four group's springs 25 distribute in four corners of mesh containing box 17 bottom.

The chain 11, the cam 12 and the mounting plate 8 are arranged in two and are symmetrically distributed about the central line of the lower box body 1.

By adopting the technical scheme: the peanut picker is provided with a cam 12, a guide shaft 6, a linear bearing 7, a mounting plate 8, a mesh containing box 17 and a spring 25, a hand wheel 20 rotates to drive a chain wheel 10 with the end face of a long shaft 3 fixed to rotate, under the transmission action of the two chain wheels 10 and a chain 11, a short shaft 9 is driven to rotate, the short shaft 9 drives the cam 12 to rotate after rotating, and the cam 12 is tangent to the mounting plate 8 all the time when rotating, so that the mounting plate 8 moves up and down, peanuts can be cleaned inside the mesh containing box 17, picking fruits and cleaning are completed synchronously, the working efficiency is effectively improved, the working steps are reduced, manpower is saved, the functionality of the peanut picker is enriched, and the practicability of the peanut picker is enhanced.

Example 3

The invention also provides a use method of the portable peanut picking device, which comprises the following steps:

the method comprises the following steps: the device can be lifted integrally through the first handle 4 and then carried to the field for use, when the device is placed on an earth ground which is not stable enough, the movable shaft 24 needs to be rotated to drive the threaded shaft 23 to rotate, and then the threaded shaft 23 is rotated to enable the bottom conical end of the threaded shaft 23 to be inserted into the earth, so that the device is stable, and the device is ensured not to shake easily in the subsequent use;

step two: clean water is poured into the lower box body 1, peanut seedlings are clamped at the placing opening 19 by one hand, peanuts can be in contact with the thin shaft 32 or the L-shaped round steel 33, the hand wheel 20 is rotated by the other hand, the hand wheel 20 can drive the long shaft 3 and parts fixed on the long shaft 3 to rotate, so that the peanuts are knocked down by the thin shaft 32 or the L-shaped round steel 33 and then fall into the mesh containing box 17 through the peanut outlet 26 at the bottom end of the lower box body 1, the hand wheel 20 can drive the chain wheel 10 fixed on the end face of the long shaft 3 to rotate under the transmission action of the two chain wheels 10 and the chain 11, the short shaft 9 is driven to rotate, the cam 12 is driven to rotate after the short shaft 9 rotates, the cam 12 is always tangent to the mounting plate 8 when rotating, the mounting plate 8 moves up and down, so that the peanuts can be cleaned inside the mesh containing box 17, and picking and cleaning are synchronously completed;

step three: when a certain amount of peanuts are accumulated in the mesh containing box 17, the second lifting handle 18 can be lifted upwards by two hands from the side edge of the device, then the mesh containing box 17 is taken out from the front or the back of the lower box body 1, then the two movable shafts 24 far away from one side of the water outlet valve are respectively rotated, so that the device is in an inclined state, and then the water outlet valve is opened to discharge the muddy water after the peanuts are cleaned. If the connection condition of the chain 11 and the two chain wheels 10 needs to be checked, the protective cover 14 is pulled outwards, and the device is simple to maintain.

The working principle is as follows: when the device is used, the device can be lifted integrally through the first handle 4 and then carried to a field for use, when the device is placed on an insufficiently stable soil ground, the movable shaft 24 needs to be rotated to drive the threaded shaft 23 to rotate, and then the threaded shaft 23 is rotated to enable the bottom conical end of the threaded shaft 23 to be inserted into the soil, so that the device is stable and is ensured not to shake in subsequent use;

secondly, clear water is poured into the lower box body 1, peanut seedlings are clamped at the placing opening 19 by one hand, peanuts can be in contact with the thin shaft 32 or the L-shaped round steel 33, the hand wheel 20 is rotated by the other hand, the hand wheel 20 can drive the long shaft 3 and parts fixed on the long shaft 3 to rotate, the peanuts are knocked down by the thin shaft 32 or the L-shaped round steel 33 and then fall into the mesh containing box 17 through the peanut outlet 26 at the bottom end of the lower box body 1, the hand wheel 20 can drive the chain wheel 10 fixed on the end face of the long shaft 3 to rotate under the transmission action of the two chain wheels 10 and the chain 11, then the short shaft 9 is driven to rotate, the cam 12 is driven to rotate after the short shaft 9 rotates, the cam 12 is always tangent to the mounting plate 8 when rotating, the mounting plate 8 rotates up and down, so that the peanuts can be cleaned in the mesh containing box 17, and picking and cleaning are synchronously completed;

when a certain amount of peanuts are accumulated in the mesh containing box 17, the second lifting handle 18 can be lifted upwards by two hands from the side edge of the device, then the mesh containing box 17 is taken out from the front or the back of the lower box body 1, then the two movable shafts 24 far away from one side of the water outlet valve are respectively rotated, so that the device is in an inclined state, the water outlet valve is opened, muddy water after the peanuts are cleaned is discharged, if the connection condition of the chain 11 and the two chain wheels 10 needs to be checked, the protective cover 14 is pulled outwards, and the device is relatively simple to maintain.

According to the peanut harvesting machine, the lower box body 1, the long shaft 3, the chain wheel 10, the chain 11, the placing opening 19 and the hand wheel 20 are arranged, peanut seedlings are clamped at the placing opening 19, peanuts can be in contact with the thin shaft 32 or the L-shaped round steel 33, the hand wheel 20 is rotated by the other hand, the long shaft 3 and parts fixed on the long shaft 3 can be driven by the hand wheel 20 to rotate, so that the peanuts are knocked down by the thin shaft 32 or the L-shaped round steel 33 and then fall into the mesh containing box 17 through the peanut outlet 26 at the bottom end of the lower box body 1 to be collected, and on one hand, the problem that large labor is consumed by traditional manual peanut harvesting is solved, on the other hand, the peanut harvesting machine is compact in structure, low in manufacturing cost, fuel oil or electricity is not needed, simple in maintenance, convenient to carry to the field, suitable for being used by families with small planting area, and easy to popularize; meanwhile, through the arranged cam 12, the guide shaft 6, the linear bearing 7, the mounting plate 8, the mesh containing box 17 and the spring 25, the hand wheel 20 rotates to drive the chain wheel 10 with the fixed end face of the long shaft 3 to rotate, under the transmission action of the two chain wheels 10 and the chain 11, the short shaft 9 is driven to rotate, the cam 12 is driven to rotate after the short shaft 9 rotates, and the cam 12 is always tangent to the mounting plate 8 when rotating, so that the mounting plate 8 moves up and down, peanuts can be cleaned inside the mesh containing box 17, and picking and cleaning are synchronously completed, the working efficiency is effectively improved, the working steps are reduced, the manpower is saved, the functionality of the device is enriched, and the practicability of the peanut picker is also enhanced.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a portable peanut plucks fruit device, includes box (1) down, its characterized in that: the top end of the lower box body (1) is fixedly connected with an upper box body (2), a long shaft (3) is installed in the upper box body (2) through a bearing seat, a first handle (4) is hinged to the front face and the back face of the upper box body (2), first fixing blocks (5) are symmetrically welded on two sides of the lower box body (1), a guide shaft (6) is fixedly connected onto the first fixing blocks (5), a linear bearing (7) is installed on the guide shaft (6), a mounting plate (8) is fixed onto the linear bearing (7), a short shaft (9) is connected onto the side wall of the lower box body (1) below the mounting plate (8) through the bearing seat, chain wheels (10) are installed on the short shaft (9) and the long shaft (3), transmission is carried out between the two chain wheels (10) through a chain (11), and a cam (12) is fixedly connected onto the short shaft (9) on the inner side of the chain wheel (10), the outer edge of the cam (12) is tangent to the bottom edge of the mounting plate (8), the side walls of the lower box body (1) and the upper box body (2) at the two ends of the chain (11) are respectively welded with an arc-shaped plate (13), the opposite inner sides of the two arc-shaped plates (13) are clamped with a protective cover (14), bayonets (15) are symmetrically arranged on the front surface and the back surface of the lower box body (1), square holes (16) are respectively arranged on the left side and the right side of the lower box body (1), the mounting plate (8) penetrates through the square holes (16), a water outlet valve is arranged on one side of the bottom end of the lower box body (1), a mesh containing box (17) is arranged inside the lower box body (1), the front surface and the back surface of the mesh containing box (17) are respectively welded with a second handle (18), the second handle (18) is arranged in the square holes (16), and the bottom end of the mesh containing box (17) is abutted against the mounting plate (8), four groups of springs (25) are fixedly connected to the inner wall of the bottom end of the lower box body (1), the four groups of springs (25) are distributed at four corners of the bottom end of the mesh containing box (17), two groups of placing openings (19) are formed in the front and the back of the upper box body (2) and are distributed in a mutually staggered mode, a peanut outlet (26) is formed in the bottom end of the upper box body (2), and the length and the width of the peanut outlet (26) are respectively smaller than those of the mesh containing box (17); the left end and the right end of the long shaft (3) are respectively welded with a cross plate (31), four groups of thin shafts (32) are welded on the inner side of the cross plate (31), the four groups of thin shafts (32) are distributed at four corner points of the cross plate (31), each group of thin shafts (32) is at least welded with six groups of L-shaped round steel (33), the two ends of the long shaft (3) extend to the outside of the lower box body (1), and one end of the long shaft (3) is fixedly connected with a hand wheel (20); the equal symmetrical welding of position department that two lateral walls leaned on down of the left and right sides of lower box (1) has second fixed block (22), and threaded connection has threaded shaft (23) on second fixed block (22), the bottom of threaded shaft (23) is the taper end form, the top of threaded shaft (23) is provided with loose axle (24), and loose axle (24) run through threaded shaft (23) and rather than swing joint.

2. The portable peanut harvesting device of claim 1, wherein: the front section of the mounting plate (8) is Z-shaped, and a plurality of waist holes (21) are formed in the mounting plate (8).

3. The portable peanut harvesting device of claim 1, wherein: the chain (11), the cam (12) and the mounting plate (8) are all provided with two chains and are symmetrically distributed around the central line of the lower box body (1).

4. The portable peanut harvesting device of any one of claims 1 to 3, wherein: the using method of the device specifically comprises the following steps:

the method comprises the following steps: the device can be lifted integrally through the first handle (4) and then carried to a field for use, when the device is placed on an earth ground which is not stable enough, the movable shaft (24) needs to be rotated to drive the threaded shaft (23) to rotate, and then the threaded shaft (23) is rotated to enable the bottom conical end of the threaded shaft (23) to be inserted into the earth, so that the device is stable, and the situation that the device is not prone to shake in subsequent use is guaranteed;

step two: clean water is filled into the lower box body (1), peanut seedlings are clamped at the placing opening (19) by one hand, peanuts can be in contact with the thin shaft (32) or the L-shaped round steel (33), the other hand rotates the hand wheel (20), the hand wheel (20) can drive the long shaft (3) and parts fixed on the long shaft (3) to rotate, so that the peanuts are knocked down by the thin shaft (32) or the L-shaped round steel (33), then the peanuts fall into the mesh containing box (17) through the peanut outlet (26) at the bottom end of the lower box body (1), the hand wheel (20) rotates to drive the chain wheel (10) fixed on the end face of the long shaft (3) to rotate, under the transmission action of the two chain wheels (10) and the chain (11), the short shaft (9) is driven to rotate, the cam (12) is driven to rotate after the rotation of the short shaft (9), the cam (12) is always tangent to the mounting plate (8) when rotating, and the mounting plate (8) moves up and down, therefore, the peanuts can be cleaned in the mesh containing box (17), and the picking and cleaning are synchronously completed;

step three: when a certain amount of peanuts are accumulated in the mesh containing box (17), the second lifting handle (18) can be lifted upwards by two hands from the side edge of the device, then the mesh containing box (17) is taken out from the front or the back of the lower box body (1), then the two movable shafts (24) far away from one side of the water outlet valve are respectively rotated to enable the device to be in an inclined state, and then the water outlet valve is opened to discharge muddy water after the peanuts are cleaned.