CN210016970U

CN210016970U - Carrot harvester

Info

Publication number: CN210016970U
Application number: CN201920807152.0U
Authority: CN
Inventors: 任永刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-02-07
Anticipated expiration: 2029-05-31

Abstract

The utility model relates to a carrot harvester, which belongs to the technical field of carrot harvesting equipment and specifically comprises an upper connecting piece and a lower connecting piece which are arranged on a frame, the frame is fixed on an agricultural tractor through the upper connecting piece and the lower connecting piece, a ground-turning mechanism is also arranged on one side of the frame, a plurality of carrot conveying mechanisms are arranged in the frame, the carrot conveying mechanisms are arranged obliquely, a separation shovel is arranged at the front end of each carrot conveying mechanism, a plurality of carrot cutter mechanisms are arranged at the bottom of each carrot conveying mechanism, a transfer case is also arranged on the frame and is connected with a gearbox of the agricultural tractor through a transmission shaft, a driving chain wheel is arranged at the output end of the transfer case, a first driven chain wheel and a second driven chain wheel are respectively arranged on each of the carrot conveying mechanisms and the carrot cutter mechanisms, and the driving chain wheels, the first driven chain, the utility model discloses simple structure, convenient to use, the cost of manufacture is low, and work efficiency is high.

Description

Carrot harvester

Technical Field

The utility model relates to a carrot harvester belongs to carrot harvesting equipment technical field.

Background

Carrot is an agricultural product of rootstock fruits, and because the rootstock of carrot grows in soil, the traditional harvesting method is that the carrot is manually dug from the soil or manually pulled out and laid in the field, then the tassel leaves on the stem are manually picked up and removed, the soil on the stem is removed, and then the harvesting is finished, so that the working efficiency is low, the labor intensity is high, the harvesting quality is poor, and the working period is long. At present, the existing carrot harvester is relatively complex in structure, high in cost and not suitable for harvesting carrots with small area.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem that prior art exists, the utility model provides a carrot harvester which has simple structure, convenient use, low manufacturing cost and high working efficiency.

In order to achieve the purpose, the technical scheme adopted by the utility model is a carrot harvester, which comprises a frame connected with an agricultural tractor, wherein the frame is provided with an upper connecting piece and a lower connecting piece, the frame is fixed on the agricultural tractor through the upper connecting piece and the lower connecting piece, one side of the frame is also provided with a ground turning mechanism, a plurality of carrot conveying mechanisms are arranged in the frame, the carrot conveying mechanisms are obliquely arranged, the front end of the carrot conveying mechanisms is provided with a separation shovel, the bottom of the carrot conveying mechanisms is provided with a plurality of carrot cutting knife mechanisms, the frame is also provided with a transfer case, the transfer case is connected with a gearbox of the agricultural tractor through a transmission shaft, the output end of the transfer case is provided with a driving chain wheel, and the carrot conveying mechanisms and the carrot cutting knife mechanisms are respectively provided with a first driven chain wheel and a second driven chain wheel, the driving chain wheel, the first driven chain wheel and the second driven chain wheel are connected through a chain.

Preferably, the ground turning mechanism mainly comprises guide sleeves arranged on two sides of the rack and guide columns slidably arranged in the guide sleeves, a ground turning cutter plate is horizontally arranged at the bottoms of the guide columns, a connecting beam is arranged at the top of each guide column, two hydraulic lifting cylinders are arranged on the connecting beam, cylinder bodies of the hydraulic lifting cylinders are fixed on the rack, and piston rods are connected to the connecting beam.

Preferably, the carrot conveying mechanism is mainly composed of a plurality of belt pulley component arrays and a first rotating shaft for driving the belt pulley components, the first rotating shaft is arranged on the frame through a support, a plurality of second bevel gears are arranged on the first rotating shaft, the first driven chain wheel is arranged at the end part of the first rotating shaft, a gap between two adjacent belt pulley assemblies forms a channel for conveying carrots, the separation shovel is arranged at the front end of a belt pulley assembly, the belt pulley assembly mainly comprises a belt pulley fixing frame, a belt pulley and a belt, the belt pulley fixing frame is fixed on the machine frame, and the two ends and the middle part of the belt pulley fixing frame are respectively provided with a belt pulley, the belt pulleys are connected through a belt, a first bevel gear is arranged on a wheel shaft of the belt pulley in the middle, and the first bevel gear is meshed with the second bevel gear.

Preferably, carrot cutting knife mechanism mainly comprises mount, arbor, cutting knife and second pivot, the mount is fixed in the frame, the second pivot passes through the support mounting in the frame, and is located the bottom of mount, the second is installed at the tip of second pivot from the sprocket, be provided with a plurality of third bevel gears in the second pivot, rotate on the mount and install a plurality of arbor, the arbor is located the below of passageway respectively, the cutting knife is installed at the arbor top, and fourth bevel gear is installed to the arbor bottom, fourth bevel gear meshes with third bevel gear mutually.

Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses simple structure, convenient to use can directly be connected with farm tractor, and it is convenient to connect to adopt a plurality of carrot conveying mechanism and carrot cutting knife mechanism, can realize the excavation of carrot, centre gripping is pulled out, the centre gripping is carried, is cut the seedling, throws operations such as seedling, and can carry out the multirow results, easy operation has improved the results efficiency of carrot greatly. Meanwhile, the device has the advantages of simple structure, convenience in manufacturing and low cost, and is suitable for harvesting of small-area carrots.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the arrangement structure of the middle carrot conveying mechanism and the carrot cutting knife mechanism of the present invention.

Fig. 3 is a schematic structural view of the middle pulley assembly of the present invention.

Fig. 4 is a schematic structural view of the middle plowing mechanism of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in figure 1, the carrot harvester comprises a frame 1 connected with an agricultural tractor, an upper connecting piece 2 and a lower connecting piece 31 are arranged on the frame 1, the frame 1 is fixed on the agricultural tractor through the upper connecting piece 2 and the lower connecting piece 3, a ground turning mechanism 3 is further installed on one side of the frame 1, a plurality of carrot conveying mechanisms 4 are installed in the frame 1, the carrot conveying mechanisms 4 are obliquely arranged, a separating shovel 5 is installed at the front end of each carrot conveying mechanism 4, a plurality of carrot cutting knife mechanisms 6 are installed at the bottom of each carrot conveying mechanism 4, a transfer case 7 is further installed on the frame 1, the transfer case 7 is connected with a gearbox of the agricultural tractor through a transmission shaft 8, a driving chain wheel 9 is installed at the output end of the transfer case 7, a first driven chain wheel 10 and a second driven chain wheel 11 are respectively installed on each carrot conveying mechanism 4 and each carrot cutting knife, the driving sprocket 9, the first driven sprocket 10 and the second driven sprocket 11 are connected by a chain 12.

The utility model discloses rack-mount is on agricultural tractor, the carrot on each ridge is separated to separation shovel 5 through 4 front ends of carrot conveying mechanism, then turn over ground mechanism 3 and insert in soil, turn over the carrot, the seedling of turning over back carrot is along getting into carrot conveying mechanism 4 between the separation shovel in, make carrot conveying mechanism 4 pull up the carrot, and carry along carrot conveying mechanism 4, in transportation process, the carrot cutting knife mechanism 6 that is located 4 bottoms of carrot conveying mechanism cuts off the seedling, the carrot drops on ground, the seedling is thrown by carrot conveying mechanism 4 and is spilt at the rear.

As shown in fig. 4, the plowing mechanism 3 is mainly composed of guide sleeves 13 mounted on two sides of the frame and guide posts 14 slidably mounted in the guide sleeves, a plowing cutter plate 15 is horizontally mounted at the bottoms of the guide posts 14, a connecting beam 16 is mounted at the top of each guide post 14, two hydraulic lifting cylinders 17 are mounted on the connecting beam 16, the cylinders of the hydraulic lifting cylinders 17 are fixed on the frame 1, and the piston rods are connected to the connecting beam 16. When the soil is turned, the guide post 14 is driven by the hydraulic lifting cylinder 17 to move downwards along the guide sleeve 13, so that the soil turning cutter plate 15 is inserted into the soil, and the insertion depth is deep enough to avoid cutting carrots. In the moving process of the agricultural tractor, the carrot is turned up by the floor turning knife plate 15, so that the carrot can be pulled up by the carrot conveying mechanism 4 conveniently.

As shown in fig. 2 and 3, the carrot conveying mechanism 4 is mainly composed of a plurality of belt pulley assemblies 18 arranged and a first rotating shaft 19 for driving the belt pulley assemblies, the first rotating shaft 19 is installed on the frame 1 through a support, a plurality of second bevel gears 20 are installed on the first rotating shaft 19, a first driven sprocket 10 is installed at the end part of the first rotating shaft 19, a gap between two adjacent belt pulley assemblies 18 forms a channel 32 for conveying carrots, a separating shovel 5 is installed at the front end of the belt pulley assembly 18, the belt pulley assembly 18 is mainly composed of a belt pulley fixing frame 21, a belt pulley 22 and a belt 23, the belt pulley fixing frame 21 is fixed on the frame 1, and belt pulleys 22 are respectively installed at the two ends and the middle part of the belt pulley fixing frame 21, the belt pulleys 22 are connected through a belt 23, a first bevel gear 24 is installed on a wheel shaft of the belt pulley 22 in the middle, and the first bevel gear 24 is meshed with the second bevel gear 20. During conveying, the first rotating shaft 19 transmits power to the belt pulley 22 through the first bevel gear 24 and the second bevel gear 20, so that the belt 23 rotates, the belt 23 is positioned at two sides of the channel 32, and the carrot seedlings turned over enter the channel 32 under the action of the belt 23 and move along the channel 32 under the driving of the two belts 23.

As shown in fig. 1 and 2, the carrot cutter mechanism 6 mainly comprises a fixed frame 25, a knife shaft 26, a cutter 27 and a second rotating shaft 28, the fixed frame 25 is fixed on the frame 1, the second rotating shaft 28 is mounted on the frame 1 through a support and is located at the bottom of the fixed frame 25, the second driven sprocket 11 is mounted at the end of the second rotating shaft 28, a plurality of third bevel gears 29 are arranged on the second rotating shaft 28, a plurality of knife shafts 26 are rotatably mounted on the fixed frame 25, the knife shafts 26 are respectively located below the passages 32, the cutter 27 is mounted at the top of the knife shafts 26, a fourth bevel gear 30 is mounted at the bottom of the knife shafts 26, and the fourth bevel gear 30 is meshed with the third bevel gears 29. The second rotating shaft 28 transmits power to the cutter shaft 26 through the fourth bevel gear 30 and the third bevel gear 29, so that the cutter shaft 26 drives the cutter 27 to rotate rapidly, and because the cutter 27 is positioned below the channel 32, when the carrots move, the carrot seedlings are cut off by the cutter 27, the carrots fall off, and the seedlings are thrown backwards by the carrot conveying mechanism 4.

The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims

1. A carrot harvester, includes the frame that is used for being connected with agricultural tractor, its characterized in that: be provided with connecting piece and lower connecting piece in the frame, the frame is fixed on agricultural tractor through last connecting piece and lower connecting piece, the mechanism of ploughing is still installed to one side of frame, install a plurality of carrot conveying mechanism in the frame, carrot conveying mechanism inclines to set up, the separation shovel is installed to carrot conveying mechanism's front end, a plurality of carrot cutting knife mechanisms are installed to carrot conveying mechanism's bottom, still install the transfer case in the frame, the transfer case is connected with agricultural tractor's gearbox through the transmission shaft, driving sprocket is installed to the output of transfer case, install first driven sprocket and second from the sprocket on carrot conveying mechanism, the carrot cutting knife mechanism respectively, driving sprocket, first driven sprocket and second are connected through the chain between the sprocket from.

2. A carrot harvester according to claim 1, characterized in that: the land turning mechanism mainly comprises guide sleeves arranged on two sides of the rack and guide posts slidably arranged in the guide sleeves, a land turning cutter plate is horizontally arranged at the bottoms of the guide posts, a connecting beam is arranged at the top of each guide post, two hydraulic lifting cylinders are arranged on the connecting beam, cylinder bodies of the hydraulic lifting cylinders are fixed on the rack, and piston rods are connected to the connecting beam.

3. A carrot harvester according to claim 1, characterized in that: carrot conveying mechanism mainly arranges and is used for driving the first pivot of belt pulley subassembly to constitute by a plurality of belt pulley subassemblies, first pivot passes through the support mounting in the frame, install a plurality of second bevel gears in the first pivot, first driven sprocket installs the tip at first pivot, adjacent two clearance between the belt pulley subassembly constitutes the passageway that is used for carrying the carrot, the front end at the belt pulley subassembly is installed to the separation shovel, the belt pulley subassembly mainly comprises belt pulley mount, belt pulley and belt, the belt pulley mount is fixed in the frame, and the belt pulley is all installed at the both ends and the middle part of belt pulley mount, be connected through the belt between the belt pulley, be located the centre first bevel gear is installed to the shaft of belt pulley, first bevel gear meshes with second bevel gear mutually.

4. A carrot harvester according to claim 3, characterized in that: the carrot cutting knife mechanism mainly comprises mount, arbor, cutting knife and second pivot, the mount is fixed in the frame, the second pivot passes through the support mounting in the frame, and is located the bottom of mount, the second is installed at the tip of second pivot from the sprocket, be provided with a plurality of third bevel gears in the second pivot, rotate on the mount and install a plurality of arbors, the arbor is located the below of passageway respectively, the cutting knife is installed at the arbor top, and fourth bevel gear is installed to the arbor bottom, fourth bevel gear meshes with third bevel gear mutually.