CN220044207U

CN220044207U - Corn harvester

Info

Publication number: CN220044207U
Application number: CN202320150145.4U
Authority: CN
Inventors: 赵平; 赵一杰; 史成芳; 葛强
Original assignee: Qingdao Longshuo Farming Machinery Manufacturing Co ltd
Current assignee: Qingdao Longshuo Farming Machinery Manufacturing Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-11-21
Anticipated expiration: 2033-01-17

Abstract

The utility model provides a corn harvester, belongs to the technical field of agricultural machinery, and solves the technical problem of low corn harvesting efficiency in the prior art. The utility model comprises the following steps: the harvester comprises a header unit, a silage unit, a spike picking unit, a returning unit and a self-propelled vehicle body; the self-propelled vehicle body is arranged at the rear end of the corn harvester and is used for driving the corn harvester to travel; the header unit is arranged at the front end of the body of the corn harvester and is used for cutting off corn plants; the silage unit is connected with the header unit and used for crushing silage; the ear picking unit is connected with the header unit and used for picking corn ears; the returning unit is arranged at the lower end of the body of the corn harvester and is used for crushing stubble and returning the stubble to the field.

Description

Corn harvester

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a corn harvester.

Background

Before the corn harvester is invented, people adopt a manual method to harvest corn, which is time-consuming and labor-consuming. The corn harvester is an agricultural implement for picking, conveying, peeling, collecting and returning stalks to field.

With the great popularization of agricultural mechanization in China, the degree of agricultural mechanization in China is higher and higher, and especially in the sowing and harvesting links of crops, the degree of mechanization is improved considerably in recent years. The popularization of the corn harvesting machine greatly improves the working efficiency of corn harvesting and reduces the labor intensity of farmers. However, the ears and the straw cannot be harvested at the same time, which affects the efficiency of harvesting the crops.

Disclosure of Invention

The utility model aims to provide a corn harvester which solves the technical problem of low corn harvesting efficiency in the prior art.

The utility model provides a corn harvester, comprising: the harvester comprises a header unit, a silage unit, a spike picking unit, a returning unit and a self-propelled vehicle body;

the self-propelled vehicle body is arranged at the rear end of the corn harvester and is used for driving the corn harvester to travel;

the header unit is arranged at the front end of the body of the corn harvester and is used for cutting off corn plants;

the silage unit is connected with the header unit and used for crushing silage;

the ear picking unit is connected with the header unit and used for picking corn ears;

the returning unit is arranged at the lower end of the body of the corn harvester and is used for crushing stubble and returning the stubble to the field.

Further, the header unit includes: a header oil cylinder and a header suspension bracket;

the cutting table suspension bracket is arranged at the front end of the body of the corn harvester and is connected with the body of the corn harvester;

the header oil cylinder is connected with the header suspension bracket and used for adjusting the height of the header suspension bracket.

Further, the silage unit includes: silage header, throwing system and forage collecting and unloading system;

the silage cutting table is arranged on the cutting table hanging bracket and used for crushing silage;

the throwing system is connected with the silage cutting table and is used for throwing crushed silage;

the forage collecting and discharging system is connected with the throwing system and is used for collecting throwing objects of the throwing system.

Further, the ear picking unit includes: the harvester comprises a spike picking header, an auger system, a large elevator, a peeling machine and a spike collecting and discharging system;

the ear picking and cutting table is arranged on the cutting table hanging bracket and used for picking the ears;

the auger system is hinged with the ear picking and cutting table and is used for conveying the ears;

the large elevator is connected with the auger system and used for conveying the ears;

the peeling machine is connected with the large elevator and used for receiving the ears of the large elevator and peeling the ears;

the ear collecting and discharging system is connected with the peeling machine and used for collecting ears.

Further, the returning unit comprises a suspension arm, a returning machine shell, a relay seat, an oil cylinder, a returning machine shaft and a carrier roller;

the suspension arm is connected with the corn harvester and used for suspending the field returning machine shell;

the returning machine shaft is connected with the returning machine shell and used for crushing straw;

the relay seat is respectively connected with the oil cylinder and the field returning machine shell and is used for transmitting power to rotate the field returning machine shaft;

the oil cylinder is connected with the field returning machine shell and used for controlling the field returning machine shell to lift through the expansion and the contraction of the oil cylinder;

the carrier roller is connected with the field returning machine shell and used for supporting the field returning machine shell;

the suspension arm, the relay seat, the oil cylinder, the returning machine shaft and the carrier roller are arranged in the returning machine shell.

Further, the ear harvesting and unloading system comprises: the granary comprises a granary, a granary oil cylinder, a granary overturning bracket and a granary overturning shaft;

the granary is used for storing the fruit ears;

the granary overturning bracket is connected with the granary and used for supporting the granary to overturn;

the granary overturning shaft is respectively connected with the granary and the granary overturning bracket and is used for rotating the granary around the granary overturning bracket through the granary overturning shaft;

and the granary oil cylinder is connected with the granary and is used for enabling the granary to turn over through the extension and retraction of the granary oil cylinder.

Further, the forage collecting and discharging system comprises: a grass bin, a grass bin oil cylinder, a grass bin overturning bracket and a grass bin overturning shaft;

the grass bin is used for storing crushed straws;

the grass bin overturning bracket is connected with the grass bin and used for supporting the grass bin to overturn;

the grass bin overturning shaft is respectively connected with the grass bin and the grass bin overturning bracket and used for rotating the grass bin around the grass bin overturning bracket through the grass bin overturning shaft;

the grass bin oil cylinder is connected with the grass bin and used for enabling the grass bin to turn over through the telescopic operation of the grass bin oil cylinder.

Further, the method further comprises the following steps: a main power gearbox and a main transmission shaft;

the main power gearbox is connected with an engine of the corn harvester and used for distributing power;

the main transmission shaft is respectively connected with the main power gearbox, the silage header and the ear picking header for transmitting power.

Further, the self-propelled vehicle body includes: the device comprises a cab, a traveling hydraulic oil tank, a traveling pump, an engine, a frame main body, a hydraulic oil tank, a fuel tank, a driven axle wheel assembly, a traveling motor, a driving axle wheel assembly, a main clutch and a gear pump;

the cab is used for controlling the whole vehicle by a driver;

the walking hydraulic oil tank is arranged on the frame main body and used for storing fuel required by the fuel tank;

the fuel tank is arranged on the frame main body and used for providing fuel for the engine;

the driven axle wheel assembly is arranged below the frame main body and is driven by the driving axle wheel assembly;

the engine drives a traveling pump to rotate, the traveling pump outputs hydraulic oil in the hydraulic oil tank, and the hydraulic oil is conveyed to the traveling motor through a pipeline and drives a gearbox on the drive axle wheel assembly;

the main clutch on the engine drives the fan to rotate, and the gear pump conveys gear oil in the hydraulic oil tank to each oil tank.

The corn harvester provided by the utility model is driven by the power of the engine of the corn harvester, and the corn harvester is driven by the engine to harvest the plant bodies of the planted corn along with the running of the engine; crushing and returning to the field under the action of a returning machine at the lower end of the vehicle body, cutting and crushing straw stubbles in the residual field, and returning to the field; the corn harvester has the advantages of high working efficiency, simplicity and convenience in operation and flexibility and lightness in operation, is convenient for users to use, improves the practicability of the corn harvester, saves labor and economy, and improves the corn harvesting efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a left side view of a corn harvester according to an embodiment of the utility model;

FIG. 2 is a right side view of a corn harvester according to an embodiment of the utility model;

FIG. 3 is a rear view of a corn harvester according to an embodiment of the utility model;

fig. 4 is a schematic diagram of a forage receiving and unloading system according to an embodiment of the present utility model;

fig. 5 is a schematic discharging diagram of a forage receiving and discharging system according to an embodiment of the present utility model;

fig. 6 is a schematic diagram of a system for harvesting and unloading ears according to an embodiment of the present utility model;

fig. 7 is a schematic unloading diagram of a cluster harvesting and unloading system according to an embodiment of the present utility model;

FIG. 8 is a schematic diagram of a returning machine according to an embodiment of the present utility model;

FIG. 9 is a schematic view of a silage harvester according to an embodiment of the present utility model;

fig. 10 is a schematic diagram of a self-propelled vehicle body according to an embodiment of the present utility model;

description of the drawings: 1-ear picking header, 2-auger system, 3-throwing system, 4-forage receiving and discharging system, 5-ear receiving and discharging system, 6-self-propelled vehicle body, 7-returning unit, 8-header cylinder, 9-header suspension bracket, 10-silage header, 11-stripper, 12-large elevator, 13-main transmission shaft, 14-main power gearbox, 51-grain bin, 52-grain bin cylinder, 53-grain bin overturning bracket, 54-grain bin overturning shaft, 71-boom, 72-returning machine shell, 73-relay seat, 74-cylinder, 75-returning machine shaft, 76-carrier roller, 61-cab, 62-walking hydraulic mailbox, 63-walking pump, 64-engine, 65-frame body, 66-hydraulic mailbox, 67-fuel tank, 68-driven bridge wheel assembly, 69-walking motor, 610-driving bridge wheel assembly, 611 main clutch and 612-gear pump.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The terms "comprising" and "having" and any variations thereof, as used in the embodiments of the present utility model, are intended to cover non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed but may optionally include other steps or elements not listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 10: a corn harvester, comprising: the harvester comprises a header unit, a silage unit, a spike picking unit, a returning unit 7 and a self-propelled vehicle body 6;

the self-propelled vehicle body 6 is arranged at the rear end of the corn harvester and is used for driving the corn harvester to travel;

the silage unit is connected with the header unit and used for crushing silage;

the returning unit 7 is arranged at the lower end of the body of the corn harvester and is used for crushing stubble and returning the stubble to the field.

Specifically, the header unit includes: a header oil cylinder 8 and a header suspension bracket 9;

the header suspension bracket 9 is arranged at the front end of the body of the corn harvester, and the header suspension bracket 9 is connected with the body of the corn harvester;

the header oil cylinder 8 is connected with the header suspension bracket 9 and is used for adjusting the height of the header suspension bracket 9.

The silage unit and the ear picking unit are placed on the header hanging bracket, so that one-vehicle dual-purpose can be realized, corn products in two stages of harvesting corn ears and corn straws and harvesting silage are harvested, and harvesting silage can be realized by simply removing the ear picking header.

Specifically, the silage unit includes: silage header 10, throwing system 3 and forage receiving and unloading system 4;

the silage cutting table 10 is arranged on the cutting table hanging bracket 9 and is used for crushing silage;

the throwing system 3 is connected with the silage cutting table 10 and is used for throwing crushed silage;

the forage collecting and discharging system 4 is connected with the throwing system 3 and is used for collecting throwing objects of the throwing system 3.

The silage unit is used for harvesting and crushing silage, and the forage collecting and discharging system is combined for collecting and storing the forage, so that the silage harvester is simple and convenient to operate.

Specifically, the ear picking unit includes: the harvester comprises a spike picking header 1, an auger system 2, a large elevator 12, a peeling machine 11 and a spike collecting and discharging system 5;

the ear picking cutting table 1 is arranged on the cutting table hanging bracket 9 and is used for picking the ears;

the auger system 2 is hinged with the ear picking and cutting table 1 and is used for stirring ears;

the large elevator 12 is connected with the auger system 2 and is used for conveying the ears;

the peeling machine 11 is connected with the large lift conveyer 12 and is used for receiving the ears of the large lift conveyer 12 and peeling the ears;

the ear collecting and discharging system 5 is connected with the peeling machine 11 and is used for collecting ears.

Specifically, the returning unit 7 includes a boom 71, a returning machine housing 72, a relay seat 73, an oil cylinder 74, a returning machine shaft 75 and a carrier roller 76;

the suspension arm 71 is connected with the corn harvester and used for suspending the field returning machine shell 72;

the field returning machine shaft 75 is connected with the field returning machine shell 72 and used for crushing straws;

the relay seat 73 is respectively connected with the oil cylinder 74 and the field returning machine shell 72 and is used for transmitting power to rotate the field returning machine shaft 75;

the oil cylinder 74 is connected with the field returning machine shell 72 and is used for controlling the field returning machine shell 72 to lift through the expansion and contraction of the oil cylinder 74;

the carrier roller 76 is connected with the field returning machine shell 72 and is used for supporting the field returning machine shell 72;

the boom 71, the relay mount 73, the oil cylinder 74, the return machine shaft 75, and the carrier roller 76 are disposed inside the return machine housing 72.

The utility model is also provided with a returning unit which is used for crushing the stubble and returning the crushed stubble into the field so as to supplement nutrients for the field.

Specifically, the ear harvesting system 5 comprises: a granary 51, a granary cylinder 52, a granary overturning bracket 53 and a granary overturning shaft 54;

the granary 51 is used for storing the ears;

the granary overturning bracket 53 is connected with the granary 51 and is used for supporting the granary 51 to overturn;

the granary overturning shafts 54 are respectively connected with the granary 51 and the granary overturning bracket 53 and are used for enabling the granary 51 to rotate around the granary overturning bracket 53 through the granary overturning shafts 54;

the granary cylinder 52 is connected with the granary 51 and is used for enabling the granary 51 to turn over through the extension and retraction of the granary cylinder 52.

Specifically, the forage receiving and discharging system 4 includes: a grass hopper 41, a grass hopper cylinder 42, a grass hopper overturning bracket 43 and a grass hopper overturning shaft 44;

the grass bin 41 is used for storing crushed straws;

the grass bin overturning bracket 43 is connected with the grass bin 41 and used for supporting the grass bin 41 to overturn;

the grass bin overturning shaft 44 is respectively connected with the grass bin 41 and the grass bin overturning bracket 43 and is used for rotating the grass bin 41 around the grass bin overturning bracket 43 through the grass bin overturning shaft 44;

the grass bin oil cylinder 42 is connected with the grass bin 41 and is used for enabling the grass bin 41 to turn over through the telescopic operation of the grass bin oil cylinder 42.

According to the forage collecting and discharging system and the ear collecting and discharging system, the granary is stretched through the granary cylinder according to the requirements of operators, and the granary overturning shaft rotates around the granary overturning bracket by a required inclination angle through the granary cylinder, so that the ears are dumped to the appointed position.

Specifically, the method further comprises the steps of: a main gearbox 14 and a main drive shaft 13;

the main power gearbox 14 is connected with an engine of the corn harvester and is used for distributing power;

the main transmission shaft 13 is respectively connected with the main power gearbox 14, the silage header 10 and the ear picking header 1 for transmitting power.

Specifically, the self-propelled vehicle body 6 includes: cab 61, traveling hydraulic oil tank 62, traveling pump 63, engine 64, frame body 65, hydraulic oil tank 66, fuel tank 67, driven axle wheel assembly 68, traveling motor 69, drive axle wheel assembly 610, main clutch 611, and gear pump 612;

the cab 61, the driver controls the whole vehicle through the cab 61;

the hydraulic walking oil tank 62 is arranged on the frame main body 67 and is used for storing fuel required by the fuel tank 67;

the fuel tank 67 is arranged on the frame main body 67 and is used for providing fuel for the engine 64;

the driven axle wheel assembly 68 is disposed below the frame body 67 and is driven by the driving axle wheel assembly 610;

the engine 64 drives the traveling pump 63 to rotate, the traveling pump 63 outputs hydraulic oil in the hydraulic oil tank 66, and the hydraulic oil is conveyed to the traveling motor 69 through a pipeline and drives a gearbox on the drive axle wheel assembly 610;

the main clutch on the engine 64 rotates the fan and the gear pump 612 delivers gear oil from the hydraulic oil tank 66 to each tank.

In the case of example 1,

in this embodiment, silage units are used, as shown in fig. 9, with the ear units removed. The specific operation steps comprise:

s1: the self-propelled vehicle body 6 drives the silage cutting table 10 to travel.

S2: the header suspension bracket 9 is adjusted to a corresponding height by controlling the extension and retraction of the header oil cylinder 8.

S3: the silage cutting table 10 cuts off silage from the field;

s4: silage header 10 pulverizes silage and throws it to forage receiving and discharging system 4.

S5: the grass hopper 41 is extended and retracted by the hopper cylinder 42 according to the operator's demand to rotate the hopper tilting shaft 44 around the hopper tilting bracket 53 by a desired tilting angle to dump the forage to a designated position.

In the case of example 2,

the embodiment uses a cluster unit, and the specific operation steps include:

s1: the self-propelled vehicle body 6 drives the ear picking and cutting table 1 to travel.

S3: the corn plants are cut off from the field by the corn picking and cutting table 1.

S4: corn plants are subjected to ear picking and cutting table 1 to separate ears from straw.

S5: the ears are conveyed to auger system 2 and through a large elevator 12 to a peeler 11.

S6: the peeling machine 11 removes the bracts of the ears and throws them to the ear harvesting system 5.

S7: the barn 51 is extended and retracted through the barn cylinder 52 according to the operator's needs to rotate the barn turning shaft 54 around the barn turning bracket 53 by a desired inclination angle to dump the ears to a designated position.

Specifically, the corn harvester of the present utility model is configured to operate the returning unit 7 of the present utility model simultaneously when harvesting corn ears or silage, and the returning unit pulverizes the harvested stubble and returns it to the field.

The embodiment of the utility model has the following beneficial effects:

1. the corn harvester takes a self-propelled vehicle body as traction power;

2. the corn harvester has compact, simple and reasonable structure, can be conveniently disassembled and assembled, achieves multiple purposes, saves equipment investment and reduces the burden of farmers;

3. the corn harvester integrates the functions of picking off corn ears, peeling corn ears, returning corn stalks to fields and the like, improves the labor efficiency and can reduce the labor cost.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The device provided by the embodiment of the utility model can be specific hardware on the equipment or software or firmware installed on the equipment. The device provided by the embodiment of the present utility model has the same implementation principle and technical effects as those of the foregoing method embodiment, and for the sake of brevity, reference may be made to the corresponding content in the foregoing method embodiment where the device embodiment is not mentioned. It will be clear to those skilled in the art that, for convenience and brevity, the specific operation of the system, apparatus and unit described above may refer to the corresponding process in the above method embodiment, which is not described in detail herein.

In the several embodiments provided in the present utility model, it should be understood that the disclosed apparatus and method may be implemented in other manners. The apparatus embodiments described above are merely illustrative, for example, of the flowcharts and block diagrams in the figures that illustrate the architecture, functionality, and operation of possible implementations of apparatus, methods and computer program products according to various embodiments of the present utility model. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.

Finally, it should be noted that: the above examples are only specific embodiments of the present utility model, and are not intended to limit the scope of the present utility model, but it should be understood by those skilled in the art that the present utility model is not limited thereto, and that the present utility model is described in detail with reference to the foregoing examples: any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or perform equivalent substitution of some of the technical features, while remaining within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit of the corresponding technical solutions. Are intended to be encompassed within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A corn harvester, comprising: the harvester comprises a header unit, a silage unit, a spike picking unit, a returning unit and a self-propelled vehicle body;

the silage unit is connected with the header unit and used for crushing silage;

2. The corn harvester of claim 1, wherein the header unit comprises: a header oil cylinder and a header suspension bracket;

3. The corn harvester of claim 2, wherein the silage unit comprises: silage header, throwing system and forage collecting and unloading system;

4. A corn harvester as in claim 3 wherein the ear picking unit comprises: the harvester comprises a spike picking header, an auger system, a large elevator, a peeling machine and a spike collecting and discharging system;

5. The corn harvester of claim 1, wherein the return unit comprises a boom, a return housing, a relay, an oil cylinder, a return shaft, and a carrier roller;

6. The corn harvester of claim 4, wherein the ear harvesting system comprises: the granary comprises a granary, a granary oil cylinder, a granary overturning bracket and a granary overturning shaft;

the granary is used for storing the fruit ears;

7. A corn harvester according to claim 3, wherein the forage receiving and dumping system comprises: a grass bin, a grass bin oil cylinder, a grass bin overturning bracket and a grass bin overturning shaft;

the grass bin is used for storing crushed straws;

8. The corn harvester of claim 4, further comprising: a main power gearbox and a main transmission shaft;

9. The corn harvester of claim 1, wherein the self-propelled vehicle body comprises: the device comprises a cab, a traveling hydraulic oil tank, a traveling pump, an engine, a frame main body, a hydraulic oil tank, a fuel tank, a driven axle wheel assembly, a traveling motor, a driving axle wheel assembly, a main clutch and a gear pump;

the cab is used for controlling the whole vehicle by a driver;