CN211982670U - Seed cleaning and impurity removing device of corn harvester - Google Patents
Seed cleaning and impurity removing device of corn harvester Download PDFInfo
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- CN211982670U CN211982670U CN202020132509.2U CN202020132509U CN211982670U CN 211982670 U CN211982670 U CN 211982670U CN 202020132509 U CN202020132509 U CN 202020132509U CN 211982670 U CN211982670 U CN 211982670U
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Abstract
The utility model relates to a grain cleaning and impurity removing device of a corn harvester, which comprises an impurity removing fan assembly, wherein the impurity removing fan assembly comprises a fan shell body welded together, and the fan shell body welded together comprises a guide shell, a fan main shell body and a transition shell; the upper end of the material guide shell is fixedly connected with the discharge end of the seed lifting assembly, and the lower end of the material guide shell is a seed discharge end; the transition shell is arranged between the upper inclined edge of the material guide shell and one end of the main fan shell, so that the inner cavity of the material guide shell is communicated with the inner cavity of the main fan shell, the other end of the main fan shell is fixedly provided with an end cover, a fan shaft penetrates through the center of the main fan shell, two ends of the fan shaft are respectively rotatably supported on bearing seats at two ends fixed on the outer side of the transition shell and the outer side of the end cover through bearings, a plurality of fan blades uniformly distributed along the circumferential direction are arranged on the fan shaft in the main fan shell, the main fan shell is provided with an impurity discharge port, and the; the fan is characterized by also comprising a power device for driving the fan shaft to rotate. The device can realize online impurity removal of grains.
Description
Technical Field
The utility model belongs to the technical field of maize picker, a seed grain recovery technology of maize picker is related to, concretely relates to miscellaneous device is cleaned to maize picker's seed grain.
Background
The style of present maize picker's seed grain recovery presents the variety, and the more common mode is artifical pull grain bucket formula, electronic auger unload beam formula, mechanical power auger and seed grain lift formula, and wherein mechanical power auger adds the seed grain lift formula and is a more novel advanced seed grain recovery mode.
After the existing grain recovery device recovers grains, the grains directly enter a grain recovery bin without impurity removal, the grains contain impurities such as bracts and skins, the cleanliness of the grains is poor, and impurity removal treatment is required subsequently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's weak point, provide a simple structure, practicality, reliable, can realize that seed grain arranges miscellaneous on line to can improve the seed grain and retrieve the seed grain of the maize picker of cleanliness and clean row miscellaneous device.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a miscellaneous device of seed grain cleaning row of maize picker which characterized in that:
the assembly of the impurity-removing fan comprises a fan shell welded joint, wherein the fan shell welded joint consists of a material guide shell, a fan main shell and a transition shell, wherein the material guide shell is arranged in a downward inclined mode; the upper end of the material guide shell is fixedly connected with the discharge end of the seed lifting assembly, and the lower end of the material guide shell is the seed discharge end; the transition shell is arranged between the upper inclined edge of the guide shell and one end of the fan main shell, so that the inner cavity of the guide shell is communicated with the inner cavity of the fan main shell, an end cover is fixedly arranged at the other end of the fan main shell, a fan shaft penetrates through the center of the fan main shell, two ends of the fan shaft are respectively rotatably supported on bearing seats at two ends fixed on the outer side of the transition shell and the outer side of the end cover through bearings, a plurality of fan blades uniformly distributed along the circumferential direction are arranged on the fan shaft in the fan main shell, an impurity discharging port is arranged on the fan main shell, an impurity discharging guide cylinder is connected at the impurity discharging port, and the lower end of the impurity discharging guide cylinder is an impurity output;
the fan is characterized by also comprising a power device for driving the fan shaft to rotate.
Further: the power device comprises a main driving wheel, a driven wheel and a transmission chain for connecting the main driving wheel and the driven wheel; the main driving wheel is arranged at one end of the kernel lifting transmission shaft, and the driven wheel is arranged at one end of the fan shaft.
Further, the method comprises the following steps: the upper end of the material guide shell is connected with a tensioning wheel frame, a tensioning wheel shaft capable of being adjusted up and down is installed on the tensioning wheel frame, a tensioning wheel is rotatably installed at the outer end of the tensioning wheel shaft, and the tensioning wheel is tightly pressed on the transmission chain.
Further: the power device adopts a motor, the motor is fixedly installed on a fan shell in a welding mode, and the output end of the motor is in driving connection with one end of a fan shaft.
The utility model has the advantages and positive effect:
1. this device installs additional in the discharge gate department of seed grain lift assembly, and the in-process that the recovery seed grain that carries impurity passes through the guide shell retrieves the seed grain bin outlet of seed grain through the guide shell and discharges, and light impurity is inhaled the fan main casing body to the row's of passing through the fan miscellaneous guide cylinder discharge, thereby realized cleaning row miscellaneous online to retrieving the seed grain.
2. The power of the fan rotation of the device is further introduced from the grain lifting transmission shaft of the existing grain lifting assembly through the transmission chain, an independent power source is not required to be arranged, the connection with the existing mechanism is ingenious, and the structure is simple.
3. The motor is directly adopted to the rotatory power of fan of this device, can carry out fan speed adjustment in a flexible way, to the results condition of difference, can obtain the miscellaneous effect of row of preferred.
In conclusion, the device has the advantages of simple structure, practicality and good reliability.
Drawings
Fig. 1 is a front view of a first embodiment of the present invention;
fig. 2 is a rear view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.
Example 1:
a grain cleaning and impurity removing device of a corn harvester is shown in figures 1-2, and the invention point is as follows:
the trash-removing fan assembly comprises a fan shell body welding part 1, wherein the fan shell body welding part comprises a material guide shell 1.1 arranged in a downward inclined mode, a fan main shell body 1.3 and a transition shell 1.2 arranged between the fan shell body and the fan main shell body. The upper end of the material guide shell is fixedly connected with the discharge end of the seed lifting assembly 100, and the lower end of the material guide shell is a seed discharge end 1.1.1. The transition shell is arranged between the upper inclined edge of the guide shell and one end of the main fan shell, the inner cavity of the guide shell is communicated with the inner cavity of the main fan shell, an end cover 9 is fixedly arranged at the other end of the main fan shell through a screw, a fan shaft 5 penetrates through the center of the main fan shell, and two ends of the fan shaft are rotatably supported on bearing seats 4 at two ends, fixed on the outer side of the transition shell and the outer side of the end cover, through bearings respectively. The fan shaft is arranged in the main shell of the fan and is provided with a plurality of blades which are uniformly distributed along the circumferential direction and are not shown in the attached drawings. The fan main shell is provided with a sundry discharging port, the sundry discharging port is connected with a sundry discharging and guiding cylinder 1.3.1, and the lower end of the sundry discharging and guiding cylinder is a sundry discharging port.
The fan is characterized by also comprising a power device for driving the fan shaft to rotate, wherein the power device comprises a main driving wheel 8, a driven wheel 6 and a transmission chain 7 for connecting the main driving wheel and the driven wheel; the main driving wheel is arranged at one end of the kernel lifting transmission shaft, and the driven wheel is arranged at one end of the fan shaft.
In the above structure, further: the upper end of the material guide shell is connected with a tensioning wheel frame 3, the tensioning wheel frame is provided with a vertical mounting groove, a tensioning wheel shaft penetrates through the vertical mounting groove in an up-down adjustable mode, external threads are arranged at the inner end of the tensioning wheel shaft and connected with a locking nut to fix the tensioning wheel shaft, a tensioning wheel 2 is rotatably mounted at the outer end of the tensioning wheel shaft, and the tensioning wheel is tightly pressed on a transmission chain. The tensioning structure can enable the transmission chain to reach the optimal tensioning state by adjusting the upper position and the lower position of the tensioning wheel, and has the advantage of convenient adjustment.
Example 2:
the present embodiment differs from embodiment 1 in that:
the power device for driving the fan shaft to rotate directly adopts a motor, the motor is fixedly installed on the fan shell in a welding mode, and the output end of the motor is in driving connection with one end of the fan shaft. The motor has the advantages that: the rotating speed of the motor is adjusted, so that the rotating speed of the fan can be adjusted, the applicability of the seed cleaning and impurity removing device can be improved, and a better impurity removing effect can be achieved.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (4)
1. The utility model provides a miscellaneous device of seed grain cleaning row of maize picker which characterized in that:
the assembly of the impurity-removing fan comprises a fan shell welded joint, wherein the fan shell welded joint consists of a material guide shell, a fan main shell and a transition shell, wherein the material guide shell is arranged in a downward inclined mode; the upper end of the material guide shell is fixedly connected with the discharge end of the seed lifting assembly, and the lower end of the material guide shell is the seed discharge end; the transition shell is arranged between the upper inclined edge of the guide shell and one end of the fan main shell, so that the inner cavity of the guide shell is communicated with the inner cavity of the fan main shell, an end cover is fixedly arranged at the other end of the fan main shell, a fan shaft penetrates through the center of the fan main shell, two ends of the fan shaft are respectively rotatably supported on bearing seats at two ends fixed on the outer side of the transition shell and the outer side of the end cover through bearings, a plurality of fan blades uniformly distributed along the circumferential direction are arranged on the fan shaft in the fan main shell, an impurity discharging port is arranged on the fan main shell, an impurity discharging guide cylinder is connected at the impurity discharging port, and the lower end of the impurity discharging guide cylinder is an impurity output;
the fan is characterized by also comprising a power device for driving the fan shaft to rotate.
2. A grain cleaning and impurity removing device of a corn harvester according to claim 1, characterized in that: the power device comprises a main driving wheel, a driven wheel and a transmission chain for connecting the main driving wheel and the driven wheel; the main driving wheel is arranged at one end of the kernel lifting transmission shaft, and the driven wheel is arranged at one end of the fan shaft.
3. A grain cleaning and impurity removing device of a corn harvester as claimed in claim 2, characterized in that: the upper end of the material guide shell is connected with a tensioning wheel frame, a tensioning wheel shaft capable of being adjusted up and down is installed on the tensioning wheel frame, a tensioning wheel is rotatably installed at the outer end of the tensioning wheel shaft, and the tensioning wheel is tightly pressed on the transmission chain.
4. A grain cleaning and impurity removing device of a corn harvester according to claim 1, characterized in that: the power device adopts a motor, the motor is fixedly installed on a fan shell in a welding mode, and the output end of the motor is in driving connection with one end of a fan shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020132509.2U CN211982670U (en) | 2020-01-21 | 2020-01-21 | Seed cleaning and impurity removing device of corn harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020132509.2U CN211982670U (en) | 2020-01-21 | 2020-01-21 | Seed cleaning and impurity removing device of corn harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211982670U true CN211982670U (en) | 2020-11-24 |
Family
ID=73420863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020132509.2U Active CN211982670U (en) | 2020-01-21 | 2020-01-21 | Seed cleaning and impurity removing device of corn harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211982670U (en) |
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2020
- 2020-01-21 CN CN202020132509.2U patent/CN211982670U/en active Active
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