Potato harvester

Abstract

The potato harvester comprises a collecting vehicle, a conveying chain is installed at one end of the collecting vehicle, a harvesting part is arranged at one end of the conveying chain, and a collecting part is arranged at the other end of the conveying chain; the harvesting part comprises a shaking screen chain installed on one side of the collecting vehicle, the shaking screen chain corresponds to the conveying chain, a soil breaking chain is installed at the downward inclined position of the shaking screen chain, a shovel plate is fixed to the end of the shaking screen chain, depth limiting wheels are arranged on the two sides of the shaking screen chain, and a cutting disc for separating furrows is rotationally installed on the soil breaking chain. The harvesting part further comprises a seedling removing chain installed between the shaking sieve chain and the conveying chain. According to the potato harvester, ridge shoveling, soil screening, separating, sorting and loading and transporting work can be conducted at the same time, the working efficiency is high, meanwhile, potatoes planted between ridges are harvested, the separation quality of the harvested potatoes is good, the separated potatoes move along with the harvester, the potatoes are transferred after harvesting of a set amount is completed, and the harvesting efficiency of the potatoes can be further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to potato harvesting technical field especially relates to a kind of potato harvesting machines. BACKGROUND

[0002] At present, potato is mainly planted by ridging, and ditching and ridging are carried out along contour lines according to the planting direction of crops, which is mainly convenient for film mulching and subsequent harvesting. Potato tubers contain 8-29% of starch, protein, minerals and vitamins and other nutrients, have good yield and wide adaptability, and have gradually become important food, vegetables, feed and industrial raw materials for human beings.

[0003] The commonly used harvesting machines on the market are mainly small machines, which are matched with small four-wheel tractors for operation, have the functions of turning, screening and stacking, and the harvested potatoes are stacked on the ground, mixed with potato seedlings and mulching film, which needs manual picking and impurity removal. The device can achieve a harvesting capacity of 2-3 mu / hour, and the manual labor intensity is large. Therefore, the potato harvester is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0004] The potato harvester provided by the application solves the problem of potato harvesting efficiency.

[0005] The potato harvester provided by the application includes a collection vehicle, one end of the collection vehicle is provided with a conveying chain, one end of the conveying chain is provided with a harvesting part, and the other end of the conveying chain is provided with a collection part.

[0006] The harvesting part includes a shaking screen chain installed on one side of the collection vehicle, a soil breaking chain is installed at the position where the shaking screen chain is inclined downward, and a shovel plate is also fixed at this end, depth wheels are arranged on both sides of the shaking screen chain, and a cutting disc for separating ridges and ditches is rotatably installed on the soil breaking chain.

[0007] The harvesting part further includes a seedling removing chain installed between the shaking screen chain and the conveying chain, and left and right seedling removing chains are arranged at the seedling removing end of the seedling removing chain.

[0008] Preferably, the collection part is a vibrating screen arranged at the discharging end of the conveying chain, a collection box is installed at the discharging end of the vibrating screen, and the collection box and the vibrating screen are both installed on the collection vehicle.

[0009] Preferably, the collection box is a conveying chain type storage box, and a chain plate conveyor is arranged at the bottom of the conveying chain type storage box.

[0010] Preferably, protective fences are arranged on both sides of the collection vehicle.

[0011] Preferably, the cutting disc can be arranged in groups, two cutting discs in a group, and the bottoms of the two cutting discs in the same group are arranged inwardly.

[0012] Preferably, the collecting vehicle is a tracked self-propelled vehicle.

[0013] Preferably, the weeding chain is a rubber-coated weeding chain.

[0014] Preferably, a cab is further arranged on the collecting vehicle.

[0015] Preferably, a plurality of soil breaking rods are arranged on the soil breaking chain, and a plurality of soil breaking teeth are arranged on the side of the soil breaking rod in contact with the ground.

[0016] According to the above technical scheme, the potato harvester is provided, and when the potato harvesting operation is performed, the cutting disc is located on both sides of the ridge, the soil on the ridge bottom and the ridge ditch is separated by the cutting disc, and then the potato in the ridge is scooped into the shaking screen chain together with the soil block by the shovel plate, and most of the soil block can be shaken off in the upward conveying process; the potato, the larger soil block, the seedling and the mulch are lifted to the weeding chain with the movement of the shaking screen chain, the potato rolls off the conveying chain on the weeding chain due to the self weight, the seedling and the mulch are lifted to the left and right weeding chains on the weeding chain and are discharged, and the potato is separated from other impurities. Then the potato enters the conveying chain and is manually sorted again, the impurities that are difficult to separate in the weeding chain are sorted, and the sorting personnel are arranged on both sides of the left and right weeding chains to sort the potato connected with the seedling on the weeding chain. The potato is lifted to the vibrating screen by the conveying chain; the soil block attached to the surface of the potato is vibrated and separated in the vibrating screen, and finally the screened potato is collected by the collecting box.

[0017] Compared with the prior art, the potato harvester has the following beneficial effects:

[0018] 1. By arranging the cutting disc and the depth limiting wheel, the shaking screen chain can be adjusted to a suitable height, the cutting disc is cut into the ridge, the soil on the ridge bottom and the ridge ditch is separated, and the soil resistance is reduced.

[0019] 2. By arranging the shaking screen chain and the shovel plate, the soil ridge and the potato planted in the soil ridge can be scooped into the shaking screen chain, the soil is separated, and the potato harvesting efficiency is improved.

[0020] 3. By arranging the weeding chain, the conveying chain and the left and right weeding chains, the seedling and the mulch in the potato can be separated, the seedling is discharged by the left and right weeding chains and sorted whether the seedling carries the potato, the potato is separated to the conveying chain, and the soil block is manually separated.

[0021] 4. By arranging the vibrating screen, the soil block can be screened again, and the quality of the potato harvesting is improved.

[0022] In summary, the application can simultaneously carry out the work of shoveling ridges, screening soil, separating, sorting and loading, and has high work efficiency, and the harvested potatoes are planted in the ridges, and the separated potatoes after harvesting have good separation quality, the separated potatoes are moved with the vehicle, and the harvested potatoes are transported again after reaching the set amount, which can further improve the harvesting efficiency of potatoes. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the present application, the drawings required in the embodiments will be briefly introduced as follows. Obviously, for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0024] Fig. 1 A structural schematic diagram of the potato harvester is provided for the utility model;

[0025] Fig. 2 A side view of the potato harvester is provided for the utility model;

[0026] Fig. 3 A soil breaking rod structure schematic diagram of the potato harvester is provided for the utility model.

[0027] In the figure: 1 collection vehicle, 2 conveying chain, 3 vibrating screen, 4 chain plate conveyor, 5 conveying chain type storage box, 6 cab, 7 left and right seedling discharging chain, 8 seedling removing chain, 9 shaking screen chain, 10 depth limiting wheel, 11 soil breaking chain, 12 cutting disc, 13 shovel plate, 14 guardrail, 15 soil breaking rod, 16 soil breaking tooth. DETAILED DESCRIPTION

[0028] In order to enable personnel in the technical field to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely in conjunction with the drawings.

[0029] Referring to Figs. 1-3 A potato harvester, the present application is used for the harvesting of potatoes, especially the harvesting of potatoes planted in ridges, specifically, including a collection vehicle 1, the collection vehicle 1 in the present application is a tracked self-propelled vehicle, which can be applied to various lands and has large thrust, and can better perform the work of shoveling ridges. One end of the collection vehicle 1 is provided with a conveying chain 2, which is a chain plate conveyor, and is installed on the collection vehicle 1. Specifically, an opening can be provided at the front end of the collection vehicle 1, and the conveying chain 2 is installed at the opening position, used for conveying the potatoes at the bottom to the top of the vehicle. Therefore, one end of the conveying chain 2 is provided with a harvesting part, which is located at the bottom of the collection vehicle 1 and used for harvesting potatoes. The other end of the conveying chain 2 is provided with a collection part, which is used for storing the collected potatoes, facilitating continuous operation and collection.

[0030] The harvesting part comprises a shaking screen chain 9 installed on one side of the collecting vehicle 1, which is used to convey the spaded potatoes and other impurities, and shake and screen the soil to the ground during the conveying process; the shaking screen chain 9 is provided with a soil breaking chain 11 at a position where the shaking screen chain 9 is arranged to be inclined downward; one end of the shaking screen chain 9 provided with the soil breaking chain 11 is further fixed with a spade plate 13, which is used to shovel all the potatoes, seedlings and mulching films on the ridges into the shaking screen chain 9; the height of the spade plate 13 is controlled by depth limiting wheels 10 arranged on both sides of the shaking screen chain 9; the soil breaking chain 11 is rotatably provided with a cutting disc 12 for separating the ridges, which is used to cut the two sides of the ridges to reduce the connection between the ridges and the ground, thereby reducing the resistance when the ridges are spaded and reducing the energy consumption of the collecting vehicle 1.

[0031] The harvesting part further comprises a seedling removing chain 8 installed between the shaking screen chain 9 and the conveying chain 2; in the application, the seedling removing chain 8 is a rubber-coated spike seedling removing chain; during the conveying process, the potatoes, large soil blocks, seedlings and mulching films are lifted to the seedling removing chain 8 along with the movement of the shaking screen chain 9; the potatoes roll off the seedling removing chain 8 to the conveying chain 2 under the self-weight; the seedling removing chain 8 is further provided with left and right seedling removing chains 7 at the seedling removing end; the seedlings and mulching films are lifted to the left and right seedling removing chains 7 to be discharged; the left and right seedling removing chains 7 can be arranged to sort the potatoes connected to the seedlings, thereby reducing the loss caused by the machine harvesting; the collecting vehicle 1 is provided with protective fences 14 on both sides, which can protect the sorting personnel when the sorting personnel are present.

[0032] In the utility model, the collecting part is a vibrating screen 3 arranged at the discharging end of the conveying chain 2; the vibrating screen 3 can screen the soil blocks that are not sorted out; specifically, the soil for planting potatoes is loose; the soil blocks can be broken by vibration, thereby achieving the purpose of screening; the discharging end of the vibrating screen 3 is provided with a collecting box; the potatoes after the secondary screening are sent to the collecting box to be collected; the collecting box and the vibrating screen 3 are both installed on the collecting vehicle 1; the potatoes can be temporarily stored in the collecting box during the collection; the collection can be completed after a set amount of potatoes are harvested; the unloading work can be carried out; the collecting box of the collecting vehicle is a conveying chain type storage box 5; when the conveying chain type storage box 5 is full, the goods need to be unloaded to a specified position; the goods can be discharged through the chain conveyor belt conveyor structure at the bottom of the conveying chain type storage box 5; specifically, the bottom of the conveying chain type storage box 5 is provided with a chain conveyor belt 4; the chain conveyor belt 4 can be opened to discharge the goods.

[0033] In the utility model, the cutting disc 12 can be arranged in multiple groups; the multiple ridges of potatoes can be collected; two cutting discs 12 form one group; the two cutting discs 12 in the same group jointly act on one ridge to separate the soil on the ridge bottom and the ridge ditch; specifically, the bottoms of the two cutting discs 12 in the same group are arranged to be inclined inward; the two cutting discs 12 are inserted into the ridge obliquely downward during the movement in the application; the cutting discs 12 are inserted into the ridge by gravity; the cutting discs 12 can play a separating role in the movement; the hard shell on the surface of the ridge can be effectively damaged through the mode, thereby facilitating the subsequent soil shoveling work.

[0034] The utility model discloses still include the cab 6 of installing on the collection car 1, the present application can be developed into the unmanned product through the current unmanned technology, still can install the control structure on the collection car 1, drive through the user in the cab 6, adopt the mode of manned driving and harvest.

[0035] In the utility model, a plurality of soil breaking rods 15 are installed on the soil breaking chain 9, the soil breaking chain 9 drives the soil breaking rods 15 to move on the soil breaking chain 9, a plurality of soil breaking teeth 16 are arranged on the side of the soil breaking rod 15 in contact with the ground, the soil breaking teeth 16 are in contact with the ground during the movement on the soil breaking chain 9, the soil block hardened on the potato is broken, and the potato is pushed upward, which is beneficial to the soil shoveling of the shovel plate 13 and the separation of the soil and the potato by the shaking screen chain 9.

[0036] From the above technical scheme, when the potato harvesting operation is carried out, the cutting disc 12 is located on both sides of the ridge during the advancing process, the cutting disc 12 separates the soil on the ridge bottom and the ridge ditch, and then the potato in the ridge is shovelled into the shaking screen chain 9 together with the soil block by the shovel plate 13, most of the soil block can be shaken off during the upward conveying process; the potato, the larger soil block, the seedling and the mulching film are lifted to the seedling removing chain 8 with the movement of the shaking screen chain 9, the potato rolls off to the conveying chain 2 under the self-weight on the seedling removing chain 8, the seedling and the mulching film are lifted to the left and right seedling removing chain 7 on the seedling removing chain 8 and are discharged, the potato is separated from other impurities. Then the potato enters the conveying chain 2 and is sorted again by manual, the impurities difficult to separate on the seedling removing chain 8 are sorted, meanwhile, the sorting personnel are arranged on both sides of the left and right seedling removing chain 7, the potato connected with the seedling on the seedling removing chain 8 is sorted. The potato is lifted to the vibrating screen 3 from the conveying chain 2; the soil block attached to the surface of the potato is vibrated and separated in the vibrating screen 3, and finally the screened potato is collected by the collecting box.

[0037] Other embodiments of the application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. It is intended that the specification and examples be considered as exemplary only, with the true scope of the application being indicated by the following claims.

[0038] It should be understood that the application is not limited to the precise construction which has been described above and illustrated in the accompanying drawings and that various modifications and changes can be made by those skilled in the art without departing from the scope of the application. The embodiments of the application described above are intended to be merely exemplary and the true scope of the application is indicated by the following claims.

Claims

1. A potato harvester, comprising a collection vehicle (1), characterized in that: The collection vehicle (1) is equipped with a conveyor chain (2) at one end, a harvesting section is provided at one end of the conveyor chain (2), and a collection section is provided at the other end of the conveyor chain (2); The harvesting section includes a vibrating screen chain (9) installed on one side of the collection vehicle (1). A soil-breaking chain (11) is installed at a position where the vibrating screen chain (9) is tilted downwards, and a shovel plate (13) is fixed at this end. Limited depth wheels (10) are provided on both sides of the vibrating screen chain (9), and a cutting disc (12) for separating furrows is rotatably installed on the soil-breaking chain (11). The harvesting section also includes a seedling removal chain (8) installed between the vibrating screen chain (9) and the conveyor chain (2), and the seedling removal chain (8) is also provided with left and right seedling removal chains (7) at the seedling exit end.

2. The potato harvester according to claim 1, characterized in that, The collection unit is a vibrating screen (3) installed at the discharge end of the conveyor chain (2). A collection box is installed at the discharge end of the vibrating screen (3). Both the collection box and the vibrating screen (3) are installed on the collection vehicle (1).

3. A potato harvester according to claim 2, characterized in that, The collection box is a conveyor chain storage box (5), and a chain plate conveyor (4) is provided at the bottom of the conveyor chain storage box (5).

4. A potato harvester according to claim 1, characterized in that, The collection vehicle (1) is equipped with guardrails (14) on both sides.

5. A potato harvester according to claim 1, characterized in that, The cutting discs (12) can be set in multiple groups, with two cutting discs (12) forming a group, and the bottoms of the two cutting discs (12) in the same group are inclined inward.

6. A potato harvester according to claim 1, characterized in that, The collection vehicle (1) is a tracked self-propelled vehicle.

7. A potato harvester according to claim 1, characterized in that, The seedling removal chain (8) is a rubber-coated thorny seedling removal chain.

8. A potato harvester according to claim 1, characterized in that, It also includes a driver's cab (6) installed on the collection vehicle (1).

9. A potato harvester according to claim 1, characterized in that, Multiple soil-breaking rods (15) are installed on the soil-breaking chain (11), and multiple soil-breaking teeth (16) are provided on the side of the soil-breaking rod (15) that is in contact with the ground.

Images