CN215648283U - Impurity discharging device for corn harvester, control system and corn harvester - Google Patents
Impurity discharging device for corn harvester, control system and corn harvester Download PDFInfo
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- CN215648283U CN215648283U CN202121990647.5U CN202121990647U CN215648283U CN 215648283 U CN215648283 U CN 215648283U CN 202121990647 U CN202121990647 U CN 202121990647U CN 215648283 U CN215648283 U CN 215648283U
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- 239000012535 impurity Substances 0.000 title claims abstract description 44
- 235000002017 Zea mays subsp mays Nutrition 0.000 title claims abstract description 40
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 title claims abstract description 36
- 235000005822 corn Nutrition 0.000 title claims abstract description 36
- 238000007599 discharging Methods 0.000 title claims description 29
- 241000209149 Zea Species 0.000 title abstract 4
- 230000005540 biological transmission Effects 0.000 claims description 46
- 240000008042 Zea mays Species 0.000 claims description 36
- 239000010813 municipal solid waste Substances 0.000 claims description 26
- 244000025254 Cannabis sativa Species 0.000 claims description 8
- 230000005570 vertical transmission Effects 0.000 claims description 8
- 210000005069 ears Anatomy 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 239000010902 straw Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 description 15
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 description 4
- 235000013399 edible fruits Nutrition 0.000 description 4
- 235000009973 maize Nutrition 0.000 description 4
- 241001124569 Lycaenidae Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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- Harvesting Machines For Specific Crops (AREA)
Abstract
The utility model discloses an impurity removing device, a control system and a corn harvester for the corn harvester, which effectively solve the problems of unsmooth impurity removing, easy crop loss and the like in the traditional impurity removing device by the combination of an air suction type fan and a secondary stem pulling roller.
Description
Technical Field
The utility model belongs to the technical field of agricultural machinery, and particularly relates to an impurity removing device for a corn harvester and a control system thereof.
Background
The trash removal device of the corn harvester used in the prior art has two structures in general:
the other is that the material is conveyed to the secondary stalk-pulling roller through the elevator, then the lower part of the secondary stalk-pulling roller is provided with the air blower, the material is blown to the impurity discharging cavity, the pressure in the impurity discharging cavity is larger than the atmospheric pressure through the air flow, and the material is discharged out of the machine body through the grass discharging port.
The other is that the material is conveyed by an elevator, and the upper part of the elevator is provided with an air suction type fan which sucks the material into the impurity discharging cavity, and then the material is discharged out of the machine body through the grass discharging port by air flow.
The impurity removing device with the first structure adopts a transmission mode of a planar structure, and a transmission shaft of a power mechanism of the whole impurity removing device is vertical to a transmission plane, so that the output of the power mechanism in the whole impurity removing device has a more consistent direction; at present, most corn harvesters or spike-stalk harvesters adopt the structure, but the transmission mode of the structure needs larger occupied space, which is not beneficial to the arrangement of the whole machine.
The impurity removing device with the second structure is characterized in that the structure of the air suction type fan is different from that of the air blower, so that the transmission and connection structure between the fan and the elevator is complex, the secondary stem pulling roller is not arranged on the upper part of the elevator, and when the wind power of the air suction type fan is large, crops such as fruit grains, fruits, corn cobs and the like are easily taken out of the machine body along with materials such as stems and the like, and the phenomenon of crop loss occurs.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, a first object of the present invention is to provide an impurity removing device for a corn harvester.
The second purpose of the utility model is to provide a control system for the impurity removing device of the corn harvester.
The third purpose of the utility model is to provide a corn harvester.
In order to achieve the purpose, the utility model adopts the following technical scheme:
in a first aspect, a trash removal device usable with a corn harvester, comprising: a housing; the casing divide into from last down in proper order: a first shell with a built-in induced draft fan, a second shell with a built-in secondary stalk-pulling roller and a third shell with a built-in elevator.
The second shell is connected with the lower port of the first shell and the upper port of the third shell, so that the first shell, the second shell and the third shell are combined into a closed transmission channel which is fed by the elevator at the lower port of the third shell and discharged by the grass discharging port at the upper port of the first shell.
Preferably, the first casing is a flat cylinder, and the center of the cylinder is provided with an air suction type fan.
Preferably, the suction fan includes: the rotating shaft is arranged at the central axis of the cylinder; and a channel between the air suction type fan and the first shell forms a trash discharging cavity.
The third casing adopts a cylindrical structure, provides a transmission channel for the elevator, and is obliquely arranged at a position where the impurity removing device needs to be fixed according to the arrangement mode and the installation angle of the elevator.
The trash discharging cavity is provided with a trash discharging opening along the tail end of an air suction channel of the air suction type fan, and the trash discharging opening is used for discharging trash such as corn stalks and ears.
Still be provided with the shredding knife in the first casing, the shredding knife sets up in induced draft fan below, includes: the air suction type fan blade knife comprises a blade, a knife handle and a knife shaft, wherein the knife handle is provided with a mounting hole and is vertically and fixedly connected with the knife shaft through the mounting hole, and the knife shaft is coaxially connected with a rotating shaft of the air suction type fan.
First casing top and fan transmission fixed connection, fan transmission includes: vertical drive mechanism, first transmission shaft.
One end of the vertical transmission mechanism is fixedly connected with a rotating shaft of the air suction type fan, the other end of the vertical transmission mechanism is fixedly connected with the tail end of the first transmission shaft, and the first transmission shaft is perpendicular to the central axis of the column body, so that the first transmission shaft and the rotating shaft of the air suction type fan realize vertical transmission.
The secondary stem drawing roller comprises: the distance between the roller bodies can be adjusted according to the crop structure, a roller shaft with the length larger than the width of the second machine shell penetrates through each roller body, and a roller surface with the length smaller than the width of the second machine shell is arranged outside each roller shaft; the left end and the right end of the roll shaft penetrate out of the second machine shell, so that the roll body of the secondary stalk pulling roll is supported by the second machine shell.
In a second aspect, a control system for a corn harvester trash removal device includes: the utility model relates to a trash removal device, a driving device and a control device for a corn harvester.
The driving device adopts a multi-shaft output motor to respectively drive the air suction type fan in the impurity discharging device, and the chopping knife, the secondary stalk pulling roller and the elevator which are coaxially connected with the air suction type fan.
The control device controls the on-off state and the rotating speed of the driving device to realize the control of the impurity removing operation.
In a third aspect, a corn harvester, comprising: the impurity removing device for the corn harvester in the first aspect of the utility model.
The utility model has the beneficial effects that:
according to one or more embodiments of the utility model, the impurity removing device effectively solves the problems of unsmooth impurity removal, easy crop loss and the like existing in the traditional impurity removing device through the combination of the air suction type fan and the secondary stem pulling roller, and the unique impurity removing structure with the secondary stem pulling roller is arranged under the air suction type fan, so that materials such as corn stems and ears conveyed by the elevator are secondarily clamped, the corn cobs and other crops are prevented from being discharged out of the machine body, the impurity removing effect is improved, meanwhile, the integral structure of the impurity removing device is compact, the arrangement space is reduced, the impurity removing device is suitable for arrangement in a small space, and the requirement of miniaturization of the whole machine arrangement is met.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model.
FIG. 1 is a first schematic structural diagram of a trash removal device according to the present invention;
FIG. 2 is a schematic structural diagram of a second impurity removing device according to the present invention;
the straw-pulling device comprises a first machine shell, a fan transmission device, a straw discharging opening, a second machine shell, a secondary straw-pulling roller, a third machine shell, a gear box, a roller shaft, a chain wheel, a first transmission shaft and a second machine shell, wherein the first machine shell is 1, the second machine shell is 2, the fan transmission device is 3, the straw discharging opening is 4, the second machine shell is 5, the secondary straw-pulling roller is 6, the third machine shell is 7, the gear box is 8, the roller shaft is 9, the chain wheel is 10 and the first transmission shaft is 10.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The terms "mounted," "connected," "fixed," and the like in this application are to be construed broadly, e.g., as meaning a fixed connection, a detachable connection, or an integral connection; the connection may be direct, indirect through an intermediate medium, an internal connection between two elements, or an interaction relationship between two elements; to those skilled in the art, the above terms are to be understood as having the specific meanings of the present invention according to specific situations and not as being limiting.
The first embodiment is as follows:
the utility model is described in detail below with reference to the accompanying drawings, the specific structure of which is as follows:
the embodiment provides a row miscellaneous device that can be used to maize picker, mainly includes: a secondary stem-pulling roller 5, an air suction type fan, a fan transmission device 2 and a shell.
As a further improvement, the material is from the elevator to the secondary stem drawing roller 5, the material after being clamped by the secondary stem drawing roller 5 is brought into the impurity discharging cavity by the air suction type fan, the air suction type fan is connected with the fan transmission device 2, and the fan transmission device 2 comprises: a transmission chain and a chain wheel 9.
As a further improvement, a chopping blade is further arranged in the impurity discharging cavity, and materials clamped by the secondary stalk-pulling roller 5 are discharged out of the machine body through the grass discharging port 3 after being chopped by the chopping blade.
The impurity removing device effectively solves the problems of unsmooth impurity removing, easy loss of crops and the like in the traditional impurity removing device through the combination of the air suction type fan and the secondary stem pulling roller, is provided with the unique impurity removing system of the secondary stem pulling roller under the air suction type fan, can enable materials such as corn stems and ears and the like conveyed by the elevator to be secondarily clamped, prevents the crops such as corn cobs and the like from being discharged out of the machine body, improves the impurity removing effect, is compact in integral structure, reduces the arrangement space, is suitable for arrangement in a small space, and meets the requirement of miniaturization of the whole machine arrangement.
Example two:
the embodiment provides a row miscellaneous device that can be used to maize picker, includes: a casing.
The inside of the shell is sequentially provided with an air suction type fan, a secondary stalk pulling roller 5 and an elevator from top to bottom; and the structure characteristics according to each major part in the casing divide into: a first shell 1 with a built-in induced draft fan, a second shell 4 with a built-in secondary stalk-pulling roller 5, and a third shell 6 with a built-in elevator.
The channel between the air suction type fan and the first machine shell 1 forms an impurity discharging cavity, the farthest end of the Archimedes spiral line from the central axis is provided with a grass discharging port 3, and the grass discharging port 3 is used for discharging impurities such as corn stalks and ears.
Still be provided with the shredding knife in first quick-witted shell 1, the shredding knife sets up in induced draft fan below, includes: the corn chopping knife comprises a blade, a knife handle and a knife shaft, wherein the knife handle is provided with a mounting hole and is fixedly connected with the knife shaft in a vertical mode through the mounting hole, the knife shaft is coaxially connected with a rotating shaft of an air suction type fan, and the rotating shaft of the air suction type fan is utilized to enable a chopping knife to rotate at a high speed in a trash discharging cavity, so that corn stalks, ears and other materials entering the trash discharging cavity are chopped.
Preferably, a coupler is arranged between the cutter shaft and a rotating shaft of the air suction type fan so as to realize different frequency rotation of the chopping cutter and the air suction type fan.
1 top and fan transmission 2 fixed connection of first casing, fan transmission 2 includes: gear box 7, first transmission shaft 10, sprocket 9, drive chain.
The utility model discloses a vertical drive of air suction fan, including gear box 7, first transmission shaft 10, cylinder the axis of rotation of air suction fan, be provided with bevel gear group in the gear box 7, bevel gear group one end and the axis of rotation fixed connection of air suction fan, the other end and the terminal fixed connection of first transmission shaft 10, and first transmission shaft 10 sets up with cylinder the central axis is perpendicular, makes first transmission shaft 10 and the axis of rotation of air suction fan realize vertical drive.
Preferably, the first transmission shaft 10 and the rotation shaft of the suction fan can be connected in other ways to realize vertical transmission.
Preferably, the first transmission shaft 10 and the motor can also be connected in other ways to realize transmission in a planar structure of the motor.
The third casing 6 is of a cylindrical structure, provides a transmission channel for the elevator, and is obliquely arranged at a position where the impurity removing device needs to be fixed according to the arrangement mode and the installation angle of the elevator.
The second casing 4 is used for connecting the lower port of the first casing 1 with the upper port of the third casing 6, so that the first casing 1, the second casing 4 and the third casing 6 are combined into a closed transmission channel which is fed by an elevator at the lower port of the third casing 6 and discharged by the grass discharge port 3 at the upper port of the first casing 1.
The secondary stalk-pulling roll 5 comprises: a plurality of roller bodies which can adjust the distance between the roller bodies according to the crop structure; a roll shaft with the length larger than the width of the second shell penetrates through each roll body, and a roll surface with the length smaller than the width of the second shell is arranged outside each roll shaft; both ends are worn out in the second casing about the roller 8 of secondary stem drawing roller 5, make the roller 8 of secondary stem drawing roller 5 with first transmission shaft parallel arrangement and support through the second casing to both ends fixedly connected with sprocket about 8 one end of roller of secondary stem drawing roller 5 or, be provided with drive chain on the sprocket, the roller 8 of secondary stem drawing roller 5 passes through sprocket and drive chain and motor output shaft connection, realizes the transmission in the motor plane structure.
Preferably, the transmission in the plane structure of the motor can be realized by other connection modes between the roller shaft 8 of the secondary stalk-pulling roller 5 and the motor.
The casing has still seted up the bin outlet in the secondary draws stem roller 5 under the relevant position department, the bin outlet is connected with other devices such as workbin for harvest crops such as discharge fruit grain, fruit, corn-on-cob.
Example three:
the embodiment provides a control system that can be used to miscellaneous device is arranged to maize picker, includes: the impurity removing device, the driving device and the control device can be used for the corn harvester.
The driving device adopts a multi-shaft output motor to respectively drive the air suction type fan, and the chopping knife, the secondary stalk-pulling roller 5 and the elevator which are coaxially connected with the air suction type fan.
Or the driving device adopts a mode of combining and applying a plurality of motors such as a first motor, a second motor, a third motor and the like; the first motor is used for driving the air suction type fan and the chopping knife which is coaxially connected with the air suction type fan; the second motor is used for driving the secondary stalk-pulling roller; the third motor is used to drive an elevator.
The control device realizes the control of the driving device through various connection modes such as wired connection, wireless connection or wired and wireless combined connection; the control of the impurity removing operation is realized by controlling the switching state and the rotating speed of the driving device and utilizing the transmission mode in the plane structure of the motor in the driving device.
Example four:
the embodiment provides a maize picker, includes: example one or example two the trash removal device that can be used in a corn harvester.
Preferably, a material collecting box is arranged in the corn harvester and connected with a material discharging opening in the impurity discharging device.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. An impurity removing device for a corn harvester, comprising: a housing; the casing divide into from last down in proper order: a first shell with an air suction type fan arranged inside, a second shell with a secondary stalk-pulling roller arranged inside, and a third shell with an elevator arranged inside;
the second shell is connected with the lower port of the first shell and the upper port of the third shell, so that the first shell, the second shell and the third shell are combined into a closed transmission channel which is fed by the elevator at the lower port of the third shell and discharged by the grass discharging port at the upper port of the first shell.
2. The trash removal device of claim 1, wherein the first housing is a flat cylinder with a suction fan disposed at the center.
3. The trash removal device of claim 2, wherein the suction fan comprises: the rotating shaft is arranged at the central axis of the cylinder; and a channel between the air suction type fan and the first shell forms a trash discharging cavity.
4. The trash removal device of claim 1, wherein the third housing is formed in a cylindrical structure to provide a transportation path for the elevator, and is installed at a position where the trash removal device is fixed, in an inclined manner according to the installation manner and the installation angle of the elevator.
5. The trash removal device for a corn harvester according to claim 3, wherein the trash removal cavity is provided with a straw removal opening along the end of the air suction channel of the air suction fan, and the straw removal opening is used for removing trash such as corn stalks and ears.
6. The trash removal device of claim 3, wherein a shredding knife is further disposed within the first housing, the shredding knife being disposed below the suction fan, comprising: the air suction type fan blade knife comprises a blade, a knife handle and a knife shaft, wherein the knife handle is provided with a mounting hole and is vertically and fixedly connected with the knife shaft through the mounting hole, and the knife shaft is coaxially connected with a rotating shaft of the air suction type fan.
7. The trash removal device of claim 3, wherein the top of the first housing is fixedly connected to a fan drive, the fan drive comprising: the vertical transmission mechanism and the first transmission shaft;
one end of the vertical transmission mechanism is fixedly connected with a rotating shaft of the air suction type fan, the other end of the vertical transmission mechanism is fixedly connected with the tail end of the first transmission shaft, and the first transmission shaft is perpendicular to the central axis of the column body, so that the first transmission shaft and the rotating shaft of the air suction type fan realize vertical transmission.
8. The trash removal device of claim 1, wherein the secondary stalk-pulling roller comprises: the distance between the roller bodies can be adjusted according to the crop structure, a roller shaft with the length larger than the width of the second machine shell penetrates through each roller body, and a roller surface with the length smaller than the width of the second machine shell is arranged outside each roller shaft; the left end and the right end of the roll shaft penetrate out of the second machine shell, so that the roll body of the secondary stalk pulling roll is supported by the second machine shell.
9. A control system for a corn harvester trash removal device, comprising: the impurity removing device, the driving device and the control device which can be used for the corn harvester according to the claims 1-8;
the driving device adopts a multi-shaft output motor to respectively drive the air suction type fan in the impurity removing device, the chopping knife which is coaxially connected with the air suction type fan, the secondary stalk pulling roller and the elevator;
the control device controls the on-off state and the rotating speed of the driving device to realize the control of the impurity removing operation.
10. A corn harvester, comprising: the trash removal device of claims 1-8, which can be used in a corn harvester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121990647.5U CN215648283U (en) | 2021-08-23 | 2021-08-23 | Impurity discharging device for corn harvester, control system and corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121990647.5U CN215648283U (en) | 2021-08-23 | 2021-08-23 | Impurity discharging device for corn harvester, control system and corn harvester |
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| Publication Number | Publication Date |
|---|---|
| CN215648283U true CN215648283U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121990647.5U Active CN215648283U (en) | 2021-08-23 | 2021-08-23 | Impurity discharging device for corn harvester, control system and corn harvester |
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| CN (1) | CN215648283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116369048A (en) * | 2023-05-23 | 2023-07-04 | 徐州徐工农业装备科技有限公司 | Impurity removing structure of induced draft corn harvester |
| CN116982471A (en) * | 2023-07-12 | 2023-11-03 | 九方泰禾国际重工(青岛)股份有限公司 | Ear separating mechanism and corn harvester |
-
2021
- 2021-08-23 CN CN202121990647.5U patent/CN215648283U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116369048A (en) * | 2023-05-23 | 2023-07-04 | 徐州徐工农业装备科技有限公司 | Impurity removing structure of induced draft corn harvester |
| CN116982471A (en) * | 2023-07-12 | 2023-11-03 | 九方泰禾国际重工(青岛)股份有限公司 | Ear separating mechanism and corn harvester |
| CN116982471B (en) * | 2023-07-12 | 2024-05-14 | 九方泰禾国际重工(青岛)股份有限公司 | Corn harvester |
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