CN205266227U - Harvester is spread to carrot strip - Google Patents

Abstract

The utility model discloses a harvester for laying carrot strips, which comprises a frame, a coulter, a grain lifter, a conveying device and a disc-type stalk knife. , there is a bracket connected to the rear of the frame, the bracket and the frame form a certain angle, the disc-type stem knife is located at the inflection point between the frame and the bracket, the conveying device includes a transmission clamping mechanism and a distribution mechanism, and the transmission clamping mechanism is located under the frame, The distribution mechanism is located under the support, and the transmission clamping mechanism transports the excavated carrots to the disc stem cutter, the roots and leaves are separated, and the roots and fruits fall on the ridge. The distribution mechanism continues to move and distributes the leaves into the furrow. The utility model integrates the extracting and excavating mechanism, the conveying mechanism, the stem and leaf cutting and separating mechanism and the stem and leaf distribution, and has a high degree of mechanical automation; the structure is simple and light, the cost is low, the labor intensity is reduced, and the production efficiency is improved. Harvesting 3 to 8 mu, suitable for ordinary homework.

Description

carrot stick harvester

technical field

The utility model relates to the field of agricultural harvesters, in particular to equipment for harvesting carrots.

Background technique

As an important economic crop, carrot has a wide planting area in my country. Realizing mechanized harvesting of carrots is of great significance for reducing farmers' labor intensity and improving labor productivity.

At present, domestic carrot planting areas are mainly harvested manually, and semi-mechanized harvesting is carried out in a few areas. Four-wheel tractors drive digging shovels or digging plows to dig carrots out of the soil, and then pick them up, remove soil and cut them manually. Seedlings; there are reports on the development of individual carrot combine harvesters in China, which can realize the functions of carrot digging, clamping and conveying, soil removal, seedling cutting, and fruit collection. The currently used carrot segment harvesting equipment has a relatively simple structure and a single function. It only digs out the carrots and lays them out of order, which brings great inconvenience to the subsequent picking work; the carrot combine harvester has complete functions and high efficiency, but the structure Complicated and costly, the domestically developed carrot combine harvester has not yet been promoted.

Contents of the invention

The utility model provides a mechanized carrot harvester. The harvester is equipped with a 20-30kW four-wheel tractor. It digs out the carrots planted in the field and separates the stems and roots. The leaves are placed on the ridges and furrows respectively to reduce the labor intensity of manual picking.

The technical scheme adopted in the utility model is as follows: the harvester for carrot strips, including a frame 1, a coulter 4, a grain supporter 3, a conveying device and a disc-type stem knife 11, the coulter 4 is located at the front end of the frame 1, and the coulter 4 is positioned at the front end of the frame 1, The grain device 3 is positioned on the frame 1 on both sides of the coulter 4, the frame 1 rear is connected with a support 15, the support 15 forms a certain angle with the frame 1, and the disc type stalk cutter 11 is positioned at the frame 1 and the frame 15. At the inflection point, the conveying device includes a transmission clamping mechanism and a distribution mechanism. The transmission clamping mechanism is located below the frame 1, and the distribution mechanism is located below the support 15. The transmission clamping mechanism will excavate the carrot conveyor belt round There are 11 disc-type stalk cutters, the roots and leaves are separated, and the roots and fruits fall on the ridge, and the distribution mechanism continues to move to distribute the leaves into the ridge.

Further, the transmission clamping mechanism includes a gearbox 2, a first v-pulley 7, and a second v-pulley 9; the input shaft of the gearbox 2 is connected to an external power, and the first v-pulley 7 is connected to the gearbox The output shaft of 2 is connected with the second v-pulley 9 through a belt; and the first gear 8 and the second gear 10; the first gear 8 is located below the second v-pulley 9 and is coaxial with the second v-pulley 9, The first gear 8 meshes with the second gear 10;

And the first sprocket 16, the second sprocket 17, the third sprocket 18; the first sprocket 16 and the second sprocket 17 are coaxial with the second gear 10, and the third sprocket 18 is coaxial with the first gear 8 ;

The transmission clamping mechanism also includes driven sprocket, the first clamping chain 5, the second clamping chain 6, the driven sprocket is arranged on the front of the frame 1 and the rear of the support 15, the first clamping chain 5 and the second clamping chain The holding chain 6 is relatively respectively wound on the second sprocket 17, the third sprocket 18 and the driven sprocket in front of the frame 1, and the first holding chain 5 and the second holding chain 6 rotate oppositely.

Further, the distribution mechanism includes a conveying chain 14 and an auxiliary rod 12, the conveying chain 14 is wound on the second sprocket 17 and the driven sprocket behind the support 15, the auxiliary rod 12 and the conveying chain 14 The chain teeth are fixed tangentially and parallel to the frame 1 rear.

Further, the angle between the support 15 and the frame 1 is 30°-45°, and the angle between the support 15 and the frame can be preset according to the width of the ditch, so that the radish leaves can be accurately distributed into the ditch, Realize that the roots and leaves are laid separately.

Further, the distance between the grain lifters 3 is 550mm-620mm.

Further, a third v-pulley 13 is fixed above the disc-type stem cutter 11, and the third v-pulley 13 is connected to the second v-pulley 9 through a belt.

Further, the two sides of the frame 1 are also provided with adjusting tension wheels for the first clamping chain 5 and the second clamping chain 6 to ensure accurate and stable transmission.

The beneficial effects of the utility model are:

The utility model integrates the extraction and excavation mechanism, the conveying mechanism, the root and leaf cutting and separation mechanism and the root and leaf distribution, and can complete the work of lifting, digging, conveying, cutting, laying the roots and leaves separately, and has a high degree of mechanization; the structure is simple Lightweight and low cost, it can effectively reduce the loss rate, damage rate and impurity rate during harvesting, reduce labor intensity, and improve production efficiency. It can harvest 3 to 8 acres per hour and is suitable for ordinary homework.

Description of drawings

Hereinafter, some specific embodiments of the present utility model will be described in detail in an exemplary rather than restrictive manner with reference to the accompanying drawings. The same reference numerals in the drawings designate the same or similar parts or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale.

Fig. 1 is a structural schematic diagram one of the utility model.

Fig. 2 is the second structural diagram of the utility model.

Among them, 1-frame; 2-gearbox; 3-grain lifter; 4-coulter; 5-the first clamping chain; 6-the second clamping chain; 7-the first v pulley; 8-the first 1 gear; 9-second v pulley; 10-second gear; 11-disc stem cutter; 12-auxiliary rod; 13-third v pulley; 14-conveyor chain; 15-bracket; The first sprocket; 17-the second sprocket; 18-the third sprocket.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail.

As shown in Fig. 1 and Fig. 2, the harvester for carrot stick shop, the harvester receives the power output shaft of the tractor from the gearbox 2, and the gearbox 2 transmits the power to the second V-pulley 9 through the belt drive, and the second V-pulley 9 Part of the power is transmitted to the second gear 10, thereby driving the transmission of the second clamping chain 6 and the conveying chain 14, and a part of driving the first clamping chain 5 to rotate. In this way, the first clamping chain 5 and the second clamping chain 6 are meshed and rotated to realize the clamping and conveying functions; the second v-pulley 9 drives the third v-pulley 13 through a belt drive, which is a disc type stem cutting Knife 11 provides power, and the angle between frame 1 and support 15 can be selected between 30 °～45 ° according to the width of ditch.

Coulter 4 is installed in the front of frame 1, is used for radish digging. The grain holder 3 is distributed on the left and right sides of the front end of the frame 1. During work, the carrot stems and leaves on the ridge can be straightened, and it is easy to feed them into the first clamping chain 5 and the second clamping chain 6 for clamping. Pulling out, the disc-type stem cutter 11 is arranged at the inflection point of the frame 1 and the support 15, and the carrots transported by the first clamping chain 5 and the second clamping chain 6 are separated from the roots and leaves, and the radish falls due to gravity. On the ground; the conveyor chain 14 and the auxiliary rod 12 continue to distribute the leaves to the rear side and lay them in the ditch; the subsequent picking and cleaning are done manually.

The above description is not a limitation of the present utility model, and the present utility model is not limited to the above-mentioned examples. Changes, modifications, additions or replacements made by those skilled in the art within the essential scope of the present utility model shall also belong to Protection scope of the present utility model.

Claims (7)

1. Carrot strip shop harvester, including frame (1), coulter (4), grain lifter (3), conveying device and disc stem cutter (11), coulter (4) is located on frame (1 ) front end, the grain supporter (3) is positioned on the frame (1) on both sides of coulter (4), it is characterized in that, described frame (1) rear is connected with support (15), support (15) and The frame (1) is at a certain angle, and the disc type stem cutter (11) is located at the inflection point of the frame (1) and the support (15). The conveying device includes a transmission clamping mechanism and a distribution mechanism, and the transmission clamping mechanism is located Below the frame (1), the distribution mechanism is located below the support (15). The transmission and clamping mechanism separates the roots and leaves of the excavated carrot conveyor belt disc stem cutters (11), and the roots and fruits fall to the ridge. On the top, the distribution mechanism continues to move, and distributes the leaves into the furrow. 2. according to the described carrot strip shop harvester of claim 1, it is characterized in that, described transmission clamping mechanism comprises gearbox (2), the first v-belt pulley (7), the second v-belt pulley (9); The input shaft of the box (2) is connected to the external power, the first V-belt pulley (7) is connected to the output shaft of the gearbox (2), and is connected to the second V-belt pulley (9) through a belt; And the first gear (8) and the second gear (10); the first gear (8) is located below the second v-pulley (9), coaxial with the second v-pulley (9), and the first gear (8) Mesh with the second gear (10); And the first sprocket (16), the second sprocket (17), the third sprocket (18); the first sprocket (16) and the second sprocket (17) are coaxial with the second gear (10), The third sprocket (18) is coaxial with the first gear (8); The transmission clamping mechanism also includes a driven sprocket, a first clamping chain (5), and a second clamping chain (6). The driven sprocket is arranged on the front of the frame (1) and behind the support (15). The clamping chain (5) and the second clamping chain (6) are oppositely wound on the second sprocket (17), the third sprocket (18) and the driven sprocket in front of the frame (1) respectively. 3. according to the described carrot strip shop harvester of claim 1, it is characterized in that, described delivery mechanism comprises conveying chain (14) and auxiliary rod (12), and described conveying chain (14) is wound around second sprocket wheel ( 17) and on the driven sprocket at the support (15) rear, the sprockets of the auxiliary bar (12) and the conveyor chain (14) are tangentially fixed on the frame (1) rear in parallel. 4. The carrot stick harvester according to claim 1, characterized in that, the angle between the support (15) and the frame (1) is 30°-45°. 5. The harvester for laying carrot strips according to claim 1, characterized in that, the distance between the grain lifters (3) is 550mm-620mm. 6. according to the described carrot strip shop harvester of claim 1, it is characterized in that, the 3rd v-belt pulley (13) is fixed on the top of described disc type stem cutter (11), the 3rd v-belt pulley (13) and The second v-pulley (9) is connected by a belt. 7. according to the described carrot strip shop harvester of claim 1, it is characterized in that, described frame (1) both sides are also provided with the first clamping chain (5) and the adjusting sheet of the second clamping chain (6) tight wheel.