CN214800857U - Forage throwing mechanism for corn harvester with 4 rows of stems and ears - Google Patents

Forage throwing mechanism for corn harvester with 4 rows of stems and ears Download PDF

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Publication number
CN214800857U
CN214800857U CN202121116334.7U CN202121116334U CN214800857U CN 214800857 U CN214800857 U CN 214800857U CN 202121116334 U CN202121116334 U CN 202121116334U CN 214800857 U CN214800857 U CN 214800857U
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throwing
rotor
plate
air inlet
air
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CN202121116334.7U
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Chinese (zh)
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孙广军
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Tangshan Lijun Machinery Manufacturing Co ltd
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Tangshan Lijun Machinery Manufacturing Co ltd
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Abstract

The utility model relates to a forage throwing mechanism for a 4-row corn harvester capable of harvesting stems and ears, which belongs to the technical field of corn harvesting and straw treatment. The technical scheme is as follows: both sides of the throwing machine shell (10) are provided with throwing wall plates (9), a throwing rotor (5) is arranged in the throwing machine shell (10), the end part of a rotor shaft of the throwing rotor (5) penetrates out of the throwing wall plates (9), an input belt wheel (4) is arranged at the penetrating end, the input belt wheel (4) is connected with a fixed main shaft output belt wheel (2) on the main shaft (1) through an angle belt (3), at least one side of the throwing wall plate (9) is provided with a first air inlet (11), an adjustable air plate (8) is sleeved at the end part of the rotor shaft of the throwing rotor (5), is positioned between the throwing wall plate (9) and the input belt wheel (4) and is attached to the outer side surface of the throwing wall plate, and a second air inlet (12) matched with the first air inlet (11) is arranged on the adjustable air plate. The utility model has the advantages of high working efficiency, throwing and sending far, large wind power and no blockage.

Description

Forage throwing mechanism for 4-row stem and spike harvesting corn harvester
Technical Field
The utility model relates to a forage throwing mechanism for a 4-row corn harvester capable of harvesting stems and ears, which belongs to the technical field of corn harvesting and straw treatment.
Background
When the secondary throwing mechanism of the corn harvester with the stalk and ear harvesting is in operation, forage conveyed by the hay cutter is thrown into the grass barrel through centrifugal force, and the straw is blown out of the grass barrel by using air volume generated by secondary throwing, so that the air volume generated by large centrifugal force of secondary throwing is required to be large. The existing secondary throwing mechanism only can throw green fodder into the grass box because the throwing distance is short due to the fact that the generated wind power is small, and the green fodder transport vehicle cannot follow the operation, so that the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a forage throwing mechanism for a 4-row corn harvester with stalk and spike harvesting, which increases air inlet holes on a throwing wallboard and is provided with an adjustable air plate to improve air inflow under the condition of not changing the size of the original throwing wallboard; the blade arrangement mode of the internal throwing rotor is changed, so that the air quantity is increased, the throwing distance is increased, and the problems in the background art are solved.
The technical scheme of the utility model is that:
a forage throwing mechanism for a 4-row corn harvester with both stem and spike harvesting comprises a main shaft, a main shaft output belt wheel, an angle belt, an input belt wheel, a throwing rotor, an adjustable wind plate, a throwing wall plate and a throwing machine shell, wherein the throwing wall plate is arranged on each of two sides of the throwing machine shell, the throwing rotor is arranged in the throwing machine shell, the end part of a rotor shaft of the throwing rotor penetrates out of the throwing wall plate, the input belt wheel is arranged at the penetrating end, the input belt wheel is connected with the fixed main shaft output belt wheel on the main shaft through the angle belt, a first air inlet is formed in the throwing wall plate on at least one side, the adjustable wind plate is sleeved on the end part of the rotor shaft of the throwing rotor, is positioned between the throwing wall plate and the input belt wheel and is attached to the outer side surface of the throwing wall plate, a second air inlet matched with the first air inlet is formed in the adjustable wind plate, and is communicated with the inside of the throwing machine shell through the first air inlet.
The adjustable air plate is provided with an arc-shaped adjusting hole, the positioning bolt is arranged on the adjusting hole in a matched mode, the adjustable air plate is positioned on the outer side of the throwing wallboard, and the length of the adjusting hole is larger than that of the air inlet II.
The two adjusting holes are symmetrically arranged on the outer edge of the adjustable air plate.
The adjustable air plates are annular, and the air inlets II are multiple and are arranged in the middle of the adjustable air plates along the circumferential direction.
The throwing wallboard is provided with a plurality of air inlets I, the air inlets I with the same number form a group, a plurality of groups of air inlets I are arranged along the circumferential direction, and each group of air inlets I is matched with one air inlet II.
The throwing rotor comprises three blade supports which are evenly arranged on a rotor shaft from left to right, a plurality of rotor left blades arranged along the circumferential direction are arranged on the blade supports positioned on the left side and the middle part, a plurality of rotor right blades arranged along the circumferential direction are arranged on the blade supports positioned on the right side and the blade supports positioned on the middle part, the rotor left blades and the rotor right blades are arranged in a staggered mode, the rotor left blades and the rotor right blades are all obliquely arranged, the left side of the rotor left blades is high, the right side of the rotor left blades is low, and the right side of the rotor right blades is high, the left side of the rotor right blades is low. And the thickness of the throwing rotor is increased to increase the throwing centrifugal force.
The utility model discloses an actively the effect: the utility model discloses increase inlet port one in order to increase the air input on the wallboard is sent in original throwing, still match at air inlet one and install adjustable aerofoil, be equipped with on the adjustable aerofoil with the air inlet two that the air inlet matches, it is big to need the amount of wind when reaping the big corn stalk of moisture, can spill air inlet one is whole, it is little to need the amount of wind when reaping the little straw of moisture, can close air inlet one. The throwing rotor increases the throwing centrifugal force by increasing the thickness, and the arrangement angle of the blades is changed to concentrate wind force without diverging, so that the throwing distance of the secondary fan is increased. The device has the advantages of high working efficiency, long throwing distance, large wind power and no blockage.
Drawings
FIG. 1 is a schematic view of the installation position and transmission of the present invention;
FIG. 2 is a schematic view of the structure of the throwing rotor of the present invention;
FIG. 3 is a schematic view of the present invention showing the air inlet closed;
FIG. 4 is a schematic view of the present invention showing the opening of the air inlet;
in the figure: the device comprises a main shaft 1, a main shaft output belt wheel 2, an angle belt 3, an input belt wheel 4, a throwing rotor 5, a rotor left blade 6, a rotor right blade 7, an adjustable air plate 8, a throwing wall plate 9, a throwing machine shell 10, an air inlet I11, an air inlet II 12, an adjusting hole 13, a blade support 14 and a positioning bolt 15.
Detailed Description
The invention is further described with reference to the following figures and examples:
a forage throwing mechanism for a 4-row corn harvester capable of harvesting stems and ears comprises a main shaft 1, a main shaft output belt wheel 2, an angle belt 3, an input belt wheel 4, a throwing rotor 5, an adjustable air plate 8, a throwing wall plate 9 and a throwing machine shell 10, both sides of the throwing machine shell 10 are provided with throwing wall plates 9, the throwing rotor 5 is arranged in the throwing machine shell 10, the end part of a rotor shaft of the throwing rotor 5 penetrates out of the throwing wall plates 9, the penetrating end is provided with an input belt wheel 4, the input belt wheel 4 is connected with a fixed main shaft output belt wheel 2 on the main shaft 1 through an angular belt 3, at least one side of the throwing wall plates 9 is provided with an air inlet I11, the adjustable wind plate 8 is sleeved at the end part of the rotor shaft of the throwing rotor 5, is positioned between the throwing wallboard 9 and the input belt wheel 4 and is attached to the outer side surface of the throwing wallboard 9, the adjustable air plate 8 is provided with a second air inlet 12 matched with the first air inlet 11, and the second air inlet 12 is communicated with the inside of the throwing machine shell 10 through the first air inlet 11.
An arc-shaped adjusting hole 13 is formed in the adjustable air plate 8, a positioning bolt 15 is arranged on the adjusting hole 13 in a matched mode, the adjustable air plate 8 is positioned on the outer side of the throwing wallboard 9, and the length of the adjusting hole 13 is larger than that of the air inlet II 12.
The two adjusting holes 13 are symmetrically arranged at the outer edge of the adjustable air plate 8.
The adjustable air plate 8 is annular, the air inlets 12 are multiple and are arranged in the middle of the adjustable air plate 8 along the circumferential direction.
The throwing wallboard 9 is provided with a plurality of first air inlets 11, the first air inlets 11 with the same number form a group, a plurality of groups of first air inlets 11 are arranged along the circumferential direction, and each group of first air inlets 11 is matched with one second air inlet 12.
Further, in this embodiment, the second air inlet is an arc-shaped hole, the first air inlet is a circular hole, and the length of the second air inlet is greater than the diameter of the first air inlet. The second air inlet 12 is 4, and arrange 8 middle part positions at adjustable aerofoil along the circumferencial direction, it is equipped with 12 air inlets 11 on the wallboard 9 to throw, and 3 air inlets 11 are 1 group, divide into 4 groups, and 4 air inlets of group are arranged on throwing wallboard 9 along the circumferencial direction, and 3 air inlets 11 of every group match 1 air inlet two 12, through the steerable quantity that spills air inlet 11 of rotatory adjustable aerofoil 8 to the adjustment intake.
Further, in this embodiment, the second air inlet and the second air inlet are both arc-shaped holes with long strips. The number of the second air inlets 12 is 4, the second air inlets are arranged in the middle of the adjustable air plate 8 along the circumferential direction, 4 first air inlets 11 are arranged on the throwing wall plate 9, 4 first air inlets are arranged on the throwing wall plate 9 along the circumferential direction, 1 first air inlet 11 is matched with the second air inlet 12, the area of the first air inlet 11 can be controlled to be leaked by rotating the adjustable air plate 8, and therefore the air intake amount can be adjusted.
Throwing rotor 5 contains three from left to right evenly arranged at the epaxial blade support 13 of rotor, be located left blade support and be equipped with a plurality of rotor left blades 6 that set up along the circumferencial direction on the blade support that is located left side and is located the middle part, be located the blade support on right side and be equipped with a plurality of rotor right blades 7 that set up along the circumferencial direction on the blade support that is located the middle part, a plurality of rotor left blades 6 and a plurality of rotor right blades 7 are staggered arrangement each other, rotor left blade 6 and rotor right blades 7 all incline the setting, rotor left blade 6 high left low right side, rotor right blades 7 high left low right side. And the thickness of the throwing rotor is increased to increase the throwing centrifugal force.
The utility model discloses increase inlet port one in order to increase the air input on throwing and sending wallboard 9, set up adjustable aerofoil 8 in air inlet a department matching, be equipped with on the adjustable aerofoil 8 with an air inlet assorted air inlet two. When the corn straws with large moisture are harvested, the air quantity is large, the positioning bolt 15 on the adjusting hole 13 is detached, the adjustable air plate 8 is rotated, the air inlet I is completely leaked out, the positioning bolt 15 is installed at the adjusting hole 13, the adjustable air plate 8 is fixed, and the air inlet quantity is increased. When the moisture of the small straws is harvested, the air quantity is small, the positioning bolt 15 on the adjusting hole 13 is detached, the adjustable air plate 8 is rotated, the air inlet is completely covered by the adjustable air plate 8, the positioning bolt 15 is installed at the adjusting hole 13, and the air inlet is closed. The throwing rotor 5 increases the throwing centrifugal force by increasing the thickness, and the wind power is concentrated and not dispersed by changing the arrangement angle of the blades, so that the throwing distance of the secondary fan is increased. The secondary throwing mechanism is arranged in the middle of the vehicle body, and power is directly transmitted to the secondary throwing mechanism from the main shaft, so that the structure is simplified, and the power loss is small, and the transmission efficiency is high.

Claims (6)

1.一种4行茎穗兼收玉米收获机用草料抛送机构，其特征在于：包含主轴（1）、主轴输出带轮（2）、角带（3）、输入带轮（4）、抛送转子（5）、可调风板（8）、抛送墙板（9）和抛送机壳（10）,所述抛送机壳（10）的两侧均设有抛送墙板（9），抛送转子（5）设置在抛送机壳（10）内，抛送转子（5）的转子轴端部穿出抛送墙板（9），穿出端设有输入带轮（4），输入带轮（4）通过角带（3）与主轴（1）上的固定主轴输出带轮（2）连接，至少一侧的抛送墙板（9）上设有进气口一（11），可调风板（8）套设在抛送转子（5）的转子轴端部，位于抛送墙板（9）和输入带轮（4）之间，并贴在抛送墙板（9）外侧面，可调风板（8）上设有与进气口一（11）相匹配的进气口二（12），进气口二（12）通过进气口一（11）与抛送机壳（10）内部连通。1. A forage throwing mechanism for a corn harvester with 4 rows of stems and ears, characterized in that: comprising a main shaft (1), a main shaft output pulley (2), a corner belt (3), an input pulley (4), A throwing rotor (5), an adjustable air plate (8), a throwing wall plate (9) and a throwing casing (10), both sides of the throwing casing (10) are provided with throwing wall plates (9), the throwing rotor (5) is arranged in the throwing casing (10), the rotor shaft end of the throwing rotor (5) passes through the throwing wall plate (9), and the passing end is provided with an input pulley (4), the input pulley (4) is connected with the fixed main shaft output pulley (2) on the main shaft (1) through the angle belt (3), and an air inlet is provided on at least one side of the throwing wall plate (9). One (11), the adjustable air plate (8) is sleeved on the end of the rotor shaft of the throwing rotor (5), located between the throwing wall plate (9) and the input pulley (4), and is attached to the throwing On the outer side of the wall panel (9), the adjustable air plate (8) is provided with an air inlet two (12) matching the air inlet one (11), and the air inlet two (12) passes through the air inlet one (11). 11) communicate with the inside of the ejector casing (10). 2.根据权利要求1所述的一种4行茎穗兼收玉米收获机用草料抛送机构，其特征在于：所述可调风板（8）上设有弧状的调整孔（13），定位螺栓（15）匹配设置在调整孔（13）上，将可调风板（8）定位在抛送墙板（9）外侧，调整孔（13）的长度大于进气口二（12）的长度。2. A forage throwing mechanism for corn harvester with 4 rows of stems and ears combined according to claim 1, characterized in that: the adjustable air plate (8) is provided with an arc-shaped adjustment hole (13), The positioning bolt (15) is matched and arranged on the adjustment hole (13), and the adjustable air plate (8) is positioned on the outside of the throwing wall plate (9). length. 3.根据权利要求2所述的一种4行茎穗兼收玉米收获机用草料抛送机构，其特征在于：所述调整孔（13）为两个，对称设置在可调风板（8）的外沿位置上。3. A forage throwing mechanism for corn harvester with 4 rows of stems and ears combined according to claim 2, characterized in that: there are two adjustment holes (13), which are symmetrically arranged on the adjustable wind plate (8). ) at the outer edge position. 4.根据权利要求1或2所述的一种4行茎穗兼收玉米收获机用草料抛送机构，其特征在于：所述可调风板（8）为圆环形，进气口二（12）为多个，沿圆周方向布置在可调风板（8）中部位置。4. A forage throwing mechanism for corn harvester with 4 rows of stems and ears combined according to claim 1 or 2, characterized in that: the adjustable wind plate (8) is annular, and the air inlet is two (12) are multiple, arranged in the middle position of the adjustable air plate (8) along the circumferential direction. 5.根据权利要求4所述的一种4行茎穗兼收玉米收获机用草料抛送机构，其特征在于：所述抛送墙板（9）上设有多个进气口一（11），相同数量的进气口一（11）为一组，多组进气口一（11）沿圆周方向布置，每组进气口一（11）匹配一个进气口二（12）。5. A kind of forage throwing mechanism for corn harvester with 4 rows of stems and ears combined according to claim 4, characterized in that: the throwing wall plate (9) is provided with a plurality of air inlets one (11) ), the same number of air inlets one (11) is a group, multiple groups of air inlets one (11) are arranged in the circumferential direction, and each group of air inlets one (11) matches one air inlet two (12). 6.根据权利要求1或2所述的一种4行茎穗兼收玉米收获机用草料抛送机构，其特征在于：所述抛送转子（5）包含三个从左到右均匀布置在转子轴上的叶片支架（14），位于左侧的叶片支架和位于中部的叶片支架上设有多个沿圆周方向设置的转子左叶片（6），位于右侧的叶片支架和位于中部的叶片支架上设有多个沿圆周方向设置的转子右叶片（7），多个转子左叶片（6）和多个转子右叶片（7）相互交错布置，转子左叶片（6）和转子右叶片（7）均倾斜设置，转子左叶片（6）左高右低，转子右叶片（7）右高左低。6. A forage throwing mechanism for a corn harvester with 4 rows of both stems and ears according to claim 1 or 2, characterized in that: the throwing rotor (5) comprises three uniformly arranged from left to right on The blade bracket (14) on the rotor shaft, the blade bracket on the left side and the blade bracket in the middle are provided with a plurality of left rotor blades (6) arranged in the circumferential direction, the blade bracket on the right side and the blade in the middle The bracket is provided with a plurality of right rotor blades (7) arranged in the circumferential direction, the plurality of left rotor blades (6) and the plurality of right rotor blades (7) are arranged in a staggered manner, the left rotor blades (6) and the right rotor blades ( 7) They are all set obliquely, the left rotor blade (6) is high on the left and low on the right, and the right rotor blade (7) is high on the right and low on the left.
CN202121116334.7U 2021-05-24 2021-05-24 Forage throwing mechanism for corn harvester with 4 rows of stems and ears Ceased CN214800857U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121116334.7U CN214800857U (en) 2021-05-24 2021-05-24 Forage throwing mechanism for corn harvester with 4 rows of stems and ears

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121116334.7U CN214800857U (en) 2021-05-24 2021-05-24 Forage throwing mechanism for corn harvester with 4 rows of stems and ears

Publications (1)

Publication Number Publication Date
CN214800857U true CN214800857U (en) 2021-11-23

Family

ID=78776193

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121116334.7U Ceased CN214800857U (en) 2021-05-24 2021-05-24 Forage throwing mechanism for corn harvester with 4 rows of stems and ears

Country Status (1)

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CN (1) CN214800857U (en)

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Decision date of declaring invalidation: 20220712

Decision number of declaring invalidation: 57030

Granted publication date: 20211123