CN213818812U

CN213818812U - Sweet potato harvester suitable for mountainous area plots

Info

Publication number: CN213818812U
Application number: CN202022678184.0U
Authority: CN
Inventors: 韩芹会
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-30
Anticipated expiration: 2030-11-18

Abstract

A sweet potato harvester suitable for mountainous areas comprises a walking device, a digging device and a soil sieving device, wherein the walking device comprises a handrail, a rack, a gasoline engine, a driving wheel and a driving wheel, the gasoline engine drives the driving wheel to rotate, and the driving wheel drives the driving wheel to rotate through a driving belt; the digging device and the soil sieving device are arranged on the frame and are sequentially connected; the digging device comprises digging teeth and a digging cutter, the digging teeth are positioned below the digging cutter, and the driving wheel drives the digging cutter to rotate through a driving belt; the soil screening device comprises an upper wheel, a soil screening belt and a lower wheel, the driving wheel drives the upper wheel to rotate through a driving belt, and the upper wheel and the lower wheel drive the soil screening belt to rotate; the front end of the frame is fixedly provided with an elastic tooth and a depth setting device, and a collecting hopper is fixedly arranged below the upper wheel. The sweet potato harvester has simple structure, low cost, safety and reliability, and is suitable for mountainous areas; the mulching film can be effectively removed, the damage of the mulching film to equipment is reduced, and the pollution of mulching film land is reduced; the labor intensity is reduced, and the productivity is improved.

Description

Sweet potato harvester suitable for mountainous area plots

Technical Field

The utility model relates to a harvester technical field especially relates to a sweet potato harvester who is suitable for mountain area plot.

Background

The sweet potato is a high-yield and strong-adaptability grain crop and has close relation with industrial and agricultural production and people's life. Sweet potatoes are not only used as main grains, but also important raw materials for food processing, starch and alcohol manufacturing industries. At present, sweet potato harvesters are widely applied to plain areas, but in mountainous areas, due to inconvenient traffic and uneven plots, sweet potato harvesting still mainly depends on manual excavation and picking, the labor intensity is high, and the production efficiency is low.

When sweet potatoes are planted in mountainous areas, mulching films are usually paved for heat preservation and moisture preservation so as to promote the growth of sweet potato seedlings. When sweet potato reaps, because the plastic film of laying still remains in soil when planting, if not clearing up, not only influence the migration of soil moisture and nutrient, but also can reduce the gas permeability of soil, influence crop root system growth and to the absorption of nutrient, finally lead to the output to descend. The existing residual films are generally picked up manually, so that time and labor are wasted, and the efficiency is lower.

When sweet potato results, the plastic film can twine on the harvester, leads to unable under sifting soil, causes equipment trouble, can't accomplish the results. At present, the mulching film wound on the harvester is manually removed in the running process of the machine, so that the harvester is very dangerous.

SUMMERY OF THE UTILITY MODEL

In order to solve the existing problems, the utility model provides a sweet potato harvester suitable for mountainous areas, which has simple structure and low cost and is suitable for mountainous areas; the mulching film can be removed, and the labor cost is saved; the damage of the mulching film to equipment can be effectively reduced, and the pollution of mulching film land is reduced; the labor intensity of farmers in mountainous areas is reduced, and the production efficiency is improved; the machine is safer, and originally, the machine is manually removed in the running process, so that the machine is very dangerous.

The purpose of the utility model is realized through the following technical scheme.

A plastic film removing device is arranged at the front end of the sweet potato harvester, elastic teeth are arranged at the front end of the sweet potato harvester and are elastic hook-shaped objects, and hook portions of the elastic teeth are inserted into hooks for hooking out plastic films in soil and winding the plastic films on the elastic teeth when the sweet potato harvester walks.

According to the sweet potato harvester applicable to the mountainous area plots, at least 1 row of elastic teeth is arranged in the direction perpendicular to the walking direction of the sweet potato harvester; the number of the elastic teeth in each row is not less than 2.

The sweet potato harvester suitable for the mountainous area plots is characterized in that the front end of the sweet potato harvester is also provided with a depth fixing device.

The sweet potato harvester suitable for the mountainous area plots is characterized in that the depth fixing device comprises a threaded sleeve fixed at the front end of the frame, a hand wheel, a threaded rod and a depth fixing wheel, the hand wheel is fixedly connected to the upper end of the threaded rod, the threaded rod is in threaded connection with the threaded sleeve, and the depth fixing wheel is rotatably installed at the lower end of the threaded rod.

The sweet potato harvester suitable for the mountainous area plots further comprises a travelling device, a digging device and a soil screening device, wherein the travelling device comprises a handrail, a rack, a gasoline engine, a driving wheel and a driving wheel, the gasoline engine drives the driving wheel to rotate, and the driving wheel drives the driving wheel to rotate through a third transmission belt; the digging device and the soil sieving device are arranged on the frame and are sequentially connected; the digging device comprises digging teeth and a digging cutter, the digging teeth are positioned below the digging cutter, the driving wheel drives the digging cutter to rotate through a second driving belt, the digging cutter shovels soil with sweet potatoes, and the soil and the sweet potatoes are dug towards the soil screening device together with the digging teeth; the soil sieving device comprises an upper wheel, a soil sieving belt and a lower wheel, the driving wheel drives the upper wheel to rotate through a first driving belt, the upper wheel drives the soil sieving belt to rotate between the upper wheel and the lower wheel, soil in the sweet potatoes is sieved, and the sweet potatoes are conveyed backwards; a collecting hopper is fixedly arranged below the upper wheel.

The sweet potato harvester is suitable for the mountainous area plots, and the collecting hopper is a net.

According to the sweet potato harvester suitable for the mountainous area plots, the first transmission belt, the second transmission belt and the third transmission belt are all V-shaped belts.

According to the sweet potato harvester suitable for the mountainous area plots, the collecting hopper is made of nylon.

The beneficial effects of the utility model reside in that:

1. the utility model discloses a sweet potato harvester suitable for mountain area plots, simple structure, it is with low costs, be applicable to the mountain area environment.

2. The utility model discloses a sweet potato harvester suitable for mountain area landmass can clear away the plastic film when results the sweet potato, the cost of using manpower sparingly.

3. The utility model discloses a sweet potato harvester suitable for mountain area landmass through cleaing away the plastic film, can effectively reduce the harm of plastic film to equipment, reduces the pollution of plastic film to the soil.

4. The utility model discloses a sweet potato harvester suitable for mountain area plots can reduce mountain area peasant's intensity of labour, improves production efficiency.

5. The utility model discloses a sweet potato harvester suitable for mountain area landmass, it is safer in the use, need not use the manual plastic film of cleaing away in the equipment in the machine operation process.

Drawings

The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. In the drawings:

fig. 1 is a schematic structural view of a sweet potato harvester suitable for mountainous areas and plots in an embodiment of the present invention.

Fig. 2 is an enlarged view of point i in fig. 1.

The components represented by the reference numerals in the figures are:

gasoline engine 1, drive wheel 2, first drive belt 3, upper wheel 4, second drive belt 5, frame 6, digging cutter 7, bullet tooth 8, thread bush 9, hand wheel 10, threaded rod 11, depthkeeping wheel 12, dig tooth 13, lower wheel 14, soil screening area 15, collect and fight 16, action wheel 17, third drive belt 18, handrail 19.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a sweet potato harvester suitable for mountainous areas and plots of the present invention. The sweet potato harvester is suitable for mountainous areas, a mulching film removing device is arranged at the front end of the sweet potato harvester, the mulching film removing device is characterized in that elastic teeth 8 are arranged at the front end of the sweet potato harvester, the elastic teeth 8 are elastic hook-shaped objects, for example, iron wires are bent into hook-shaped objects, and specifically, at least 1 row of the elastic teeth 8 is arranged in the direction perpendicular to the walking direction of the sweet potato harvester; every row the quantity of bullet tooth 8 is not less than 2, will when the sweet potato harvester walks with the hook portion of bullet tooth 8 inserts and catches hold of with the plastic film in the soil and twine on bullet tooth 8, this plastic film clearing device can be applied to other sweet potato harvesters among the prior art, as long as set up the front end at the sweet potato harvester, can catch hold of the plastic film in the place ahead from the soil before the sweet potato harvester begins to operate can, and concrete application scene technical personnel in the field can be used according to the function that plastic film clearing device can realize.

In order to adjust the depth of the mulching film removing device inserted into the ground, a depth fixing device is further arranged at the front end of the sweet potato harvester; specifically, the depth setting device is including fixing threaded sleeve 9, hand wheel 10, threaded rod 11 and the depth setting wheel 12 at 6 front ends of frame, hand wheel 10 fixed connection be in the upper end of threaded rod 11, threaded rod 11 with threaded sleeve 9 threaded connection, depth setting wheel 12 is rotationally fixed the lower extreme of threaded rod 11, and depth setting wheel 12 is articulated with threaded rod 11 promptly, and depth setting wheel 12 is the pivoted.

Further, the sweet potato harvester also comprises a travelling device, a digging device and a soil sieving device, wherein the travelling device comprises a handrail 19, a frame 6, a gasoline engine 1, a driving wheel 2 and a driving wheel 17, the gasoline engine 1 drives the driving wheel 2 to rotate, and the driving wheel 17 is driven to rotate by the driving wheel 2 through a third transmission belt 18; the digging device and the soil sieving device are arranged on the frame 6 and are sequentially connected; the digging device comprises digging teeth 13 and a digging knife 7, the digging teeth 13 are positioned below the digging knife 7, the driving wheel 2 drives the digging knife 7 to rotate through a second driving belt 5, the digging knife 7 shovels the soil planted with the sweet potatoes loose, and the sweet potatoes and the soil are dug towards the soil screening device together with the digging teeth 13; the soil screening device comprises an upper wheel 4, a soil screening belt 15 and a lower wheel 14, the driving wheel 2 drives the upper wheel 4 to rotate through a first driving belt 3, the upper wheel 4 drives the soil screening belt 15 to rotate between the upper wheel 4 and the lower wheel 14, soil in sweet potatoes is screened out, and the sweet potatoes are conveyed backwards; a collecting hopper 16 is fixedly arranged below the upper wheel 4, the collecting hopper 16 is a mesh, specifically, the material of the collecting hopper 16 is nylon, and the first transmission belt 3, the second transmission belt 5 and the third transmission belt 18 are all V-shaped belts.

This is illustrated by a specific example.

As shown in fig. 1, the sweet potato harvester suitable for mountainous areas comprises a walking device, a digging device and a soil sieving device, wherein the walking device comprises a handrail 20, a rack 6, a gasoline engine 1, a driving wheel 2 and a driving wheel 17, the gasoline engine 1 drives the driving wheel 2 to rotate, and the driving wheel 17 is driven to rotate by the driving wheel 2 through a third transmission belt 18. When the novel handrail is used, farmers hold the handrail 1 with two hands, start the gasoline engine 1, and the gasoline engine 1 drives the driving wheel 2 to rotate. The driving wheel 2 is connected with the driving wheel 17 through a third driving belt 18, the driving wheel 2 drives the third driving belt 18 to rotate, so that the driving wheel 17 is driven to rotate, and the driving wheel 17 rotates to drive the sweet potato harvester to move forward.

Referring to fig. 1, the digging device and the soil sieving device are arranged on a frame 6 and are connected in sequence; the digging device comprises digging teeth 13 and a digging knife 7, the digging teeth 13 are positioned below the digging knife 7, the driving wheel 2 drives the digging knife 7 to rotate through a second driving belt 5, the digging knife 7 shovels soil planted with sweet potatoes, the digging teeth 13 are inserted into soil, and the digging knife 7 and the digging teeth 13 together dig the sweet potatoes and the soil to the soil screening device along with the forward movement of the sweet potato harvester;

referring to fig. 1, the soil sieving device comprises an upper wheel 4, a soil sieving belt 15 and a lower wheel 14, a collecting hopper 16 is fixedly arranged below the upper wheel 4, the driving wheel 2 drives the upper wheel 4 to rotate through a first driving belt 3, the upper wheel 4 drives the soil sieving belt 15 to rotate between the upper wheel 4 and the lower wheel 14, sweet potatoes are transferred onto the soil sieving belt 15 from the digging teeth 13 and move upwards along the soil sieving belt 15, soil in the sweet potatoes is sieved, and finally the sweet potatoes are conveyed into the collecting hopper 16, preferably, the collecting hopper 16 is meshed and made of nylon.

Referring to fig. 1 and 2, more than 1 row of elastic teeth 8 are fixedly arranged at the front end of the frame 6, and the number of the elastic teeth 8 on a single row is more than 2. Still be fixed with the depthkeeping device at the front end of frame 6, the depthkeeping device is including fixing threaded sleeve 9, hand wheel 10, threaded rod 11 and depthkeeping wheel 12 at frame 6 front end, hand wheel 10 fixed connection be in the upper end of threaded rod 11, threaded rod 11 with threaded sleeve 9 threaded connection, the depthkeeping wheel articulates the lower extreme of threaded rod 11.

By rotating the hand wheel 10, the threaded rod 11 is driven to move up and down relative to the threaded sleeve 9, and the threaded rod 11 drives the depth wheel 12 to move up and down. The height of the depth wheel 12 is adjusted, so that the depth of the elastic tooth 8 inserted into the soil is adjusted. Along with the forward movement of the sweet potato harvester, the elastic teeth 8 hook out the mulching films in the soil and wind the elastic teeth 8.

The first belt 3, the second belt 5 and the third belt 19 are preferably V-belts.

The specific working process is as follows:

before the harvest is started, a depth setting device fixed at the front end of the frame 6 is adjusted. By rotating the hand wheel 10, the threaded rod 11 is driven to move up and down relative to the threaded sleeve 9, and the threaded rod 11 drives the depth wheel 12 to move up and down. And adjusting the distance of the depth adjusting wheel 12 relative to the thread bushing 9, thereby adjusting the depth of the elastic teeth 8 inserted into the soil. When the sweet potato harvester moves forwards, the elastic teeth 8 hook out the mulching films in the soil and wind the elastic teeth 8, so that the problem that the subsequent mulching films are wound in the digging device and the soil sieving device to cause equipment failure is avoided.

The gasoline engine 1 is started to drive the driving wheel 2 to rotate, the driving wheel 2 drives the driving wheel 17 to rotate through the third belt pulley 18, and the driving wheel 17 drives the sweet potato harvester to move forwards.

The driving wheel 2 drives the digging cutter 7 to rotate through the second driving belt 5, the digging cutter 7 shovels the soil planted with the sweet potatoes, the digging tooth 13 is inserted into the soil, and the digging cutter 7 and the digging tooth 13 dig the sweet potatoes and the soil to the soil screening device together along with the forward movement of the sweet potato harvester.

The soil screening device comprises an upper wheel 4, a soil screening belt 15 and a lower wheel 14, a collecting hopper 16 is fixedly arranged below the upper wheel 4, the driving wheel 2 drives the upper wheel 4 to rotate through a first driving belt 3, and the upper wheel 4 drives the soil screening belt 15 to rotate between the upper wheel 4 and the lower wheel 14. The digging knife 7 and the digging teeth 13 convey the sweet potatoes and soil to the soil screening belt 15, the soil in the sweet potatoes is screened out in the movement process of the soil screening belt 15, the sweet potatoes move upwards along the soil screening belt 15 and are conveyed to the collecting hopper 16 below the upper wheel 4, and the sweet potatoes are harvested.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The sweet potato harvester is characterized in that a mulching film removing device is arranged at the front end of the sweet potato harvester, elastic teeth (8) are arranged at the front end of the sweet potato harvester, the elastic teeth (8) are elastic hooks, and hooks of the elastic teeth (8) are inserted into hooks to hook out mulching films in soil and wind the elastic teeth (8) when the sweet potato harvester walks.

2. The sweet potato harvester applicable to mountainous areas and plots according to claim 1, wherein the elastic teeth (8) are provided with at least 1 row in the direction perpendicular to the walking direction of the sweet potato harvester; the number of the elastic teeth (8) in each row is not less than 2.

3. The sweet potato harvester suitable for the mountainous area plots as claimed in claim 2, wherein a depth fixing device is further arranged at the front end of the sweet potato harvester.

4. The sweet potato harvester suitable for mountainous areas and plots according to claim 3, wherein the depth setting device comprises a threaded sleeve (9) fixed at the front end of the frame (6), a hand wheel (10), a threaded rod (11) and a depth setting wheel (12), the hand wheel (10) is fixedly connected to the upper end of the threaded rod (11), the threaded rod (11) is in threaded connection with the threaded sleeve (9), and the depth setting wheel is rotatably mounted at the lower end of the threaded rod (11).

5. The sweet potato harvester suitable for the mountainous area plots according to claim 2 or 3, further comprising a travelling device, a digging device and a soil sieving device, wherein the travelling device comprises a handrail (19), a rack (6), a gasoline engine (1), a driving wheel (2) and a driving wheel (17), the gasoline engine (1) drives the driving wheel (2) to rotate, and the driving wheel (17) is driven to rotate by the driving wheel (2) through a third transmission belt (18); the digging device and the soil sieving device are arranged on the frame (6) and are sequentially connected; the digging device comprises digging teeth (13) and a digging cutter (7), the digging teeth (13) are positioned below the digging cutter (7), the driving wheel (2) drives the digging cutter (7) to rotate through a second driving belt (5), the digging cutter (7) shovels the soil with the sweet potatoes, and the sweet potatoes and the soil are dug towards the soil screening device together with the digging teeth (13); the soil screening device comprises an upper wheel (4), a soil screening belt (15) and a lower wheel (14), the driving wheel (2) drives the upper wheel (4) to rotate through a first driving belt (3), the upper wheel (4) drives the soil screening belt (15) to rotate between the upper wheel (4) and the lower wheel (14), soil in sweet potatoes is screened out, and the sweet potatoes are conveyed backwards; a collecting hopper (16) is fixedly arranged below the upper wheel (4).

6. The harvester according to claim 5, characterized in that the collecting hopper (16) is a net.

7. The sweet potato harvester suitable for the mountainous area plots according to claim 5, wherein the first transmission belt (3), the second transmission belt (5) and the third transmission belt (18) are V-shaped belts.

8. The harvester of claim 6, wherein the collecting hopper (16) is made of nylon.