CN216767851U - Big lift conveyer arranges miscellaneous fan - Google Patents
Big lift conveyer arranges miscellaneous fan Download PDFInfo
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- CN216767851U CN216767851U CN202122605479.XU CN202122605479U CN216767851U CN 216767851 U CN216767851 U CN 216767851U CN 202122605479 U CN202122605479 U CN 202122605479U CN 216767851 U CN216767851 U CN 216767851U
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Abstract
The utility model discloses a large elevator impurity removing fan, which comprises an impurity removing fan shell and a fan assembly positioned in the impurity removing fan shell, wherein the fan assembly comprises a blade supporting plate and a plurality of fan blades, and the fan blades are uniformly arranged on the bottom surface of the blade supporting plate; the blade supporting plate is provided with a plurality of first jacks and openings, the openings are positioned at the edge of the blade supporting plate, and the first jacks are positioned at the inner side of the openings; the upper end of the fan blade is provided with a plurality of first insertion blocks, and the first insertion blocks are matched with the first insertion holes; the edge of the fan blade extends to the upper end to form a convex block, and the edge of the fan blade is bent relative to the fan blade body. When the fan blade is installed, the first inserting block is inserted into the first inserting hole, the lug is inserted into the opening, and the lug is bent and inserted into the opening to cause the fan blade to deform, so that the fan blade is installed on the blade supporting plate in an interference fit manner.
Description
Technical Field
The utility model relates to the field of corn harvesters, in particular to a large-lift conveyer impurity-removing fan.
Background
The corn harvester conveys the ears picked by the ear harvesting header upwards to a peeling machine for peeling through a large elevator. At present, a corn harvester with a trash removal fan mounted on a large elevator continuously emerges, and the trash in the ears during conveying is removed through the trash removal fan, so that the quality of the ears is improved. However, the existing impurity removing fan blades are welded or mounted on the blade supporting plate through bolts, the process is complex, the manufacturing cost is increased, the blades cannot be detached, and only the whole fan can be replaced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model adopts the following technical scheme:
a large-lift conveyer impurity removing fan comprises an impurity removing fan shell and a fan assembly positioned in the impurity removing fan shell, wherein the fan assembly comprises a blade supporting plate and a plurality of fan blades, and the fan blades are uniformly arranged on the bottom surface of the blade supporting plate;
the blade supporting plate is provided with a plurality of first jacks and openings, the openings are located at the edge of the blade supporting plate, and the first jacks are located on the inner side of the openings; a plurality of first inserting blocks are arranged at the upper ends of the fan blades and matched with the first inserting holes; the edge of the fan blade extends to the upper end to form a convex block, and the edge of the fan blade is bent relative to the fan blade body.
Preferably, the fan assembly further comprises a reinforcing rib, a second inserting block is arranged on the side face of the reinforcing rib, and a second inserting hole matched with the second inserting block is formed in the fan blade; the upper end of the reinforcing rib is provided with a third inserting block, and a third inserting hole matched with the third inserting block is formed in the blade supporting plate.
Preferably, the blade is detachably mounted on the reinforcing rib through a bolt.
Preferably, the blade supporting plate is a regular hexagon, and the first insertion hole and the opening are arranged on the diagonal line of the regular hexagon.
Preferably, the fan assembly further comprises a fan blade shaft sleeve, the fan blade shaft sleeve is fixedly installed at the center of the bottom surface of the blade supporting plate, and a fan power shaft is installed in the fan blade shaft sleeve.
Preferably, the number of fan blades is six.
Preferably, the impurity-removing fan shell comprises an air duct and an air inlet shell, the air duct is arranged at the upper end of the air inlet shell in a penetrating manner, and the fan assembly is arranged in the air duct.
Preferably, the air duct comprises a duct body and an air duct outlet, the fan assembly is installed inside the duct body, and the air duct outlet is formed in the side portion of the duct body.
After the technical scheme is adopted, compared with the prior art, the utility model has the following advantages:
when the fan blade is installed, the first inserting block is inserted into the first inserting hole, the lug is inserted into the opening, and the lug is bent and inserted into the opening to cause the fan blade to deform, so that the fan blade is installed on the blade supporting plate in an interference fit manner.
According to the utility model, the second inserting block is inserted into the second inserting hole, so that the reinforcing ribs and the fan blades are connected into a whole, then the reinforcing ribs and the fan blades are inserted into the blade supporting plate, the fan blades and the reinforcing ribs are deformed due to the fact that the protruding blocks are inserted into the openings, and therefore the fan blades and the reinforcing ribs are arranged on the blade supporting plate in an interference fit manner, and the fan blades are more firmly arranged by arranging the reinforcing ribs.
Drawings
FIG. 1 is a block diagram of a large elevator embodying the present invention;
FIG. 2 is a bottom view structural diagram of the impurity removing fan of the present invention;
FIG. 3 is an exploded view of a fan assembly according to the present invention;
FIG. 4 is an exploded view of a fan assembly according to the present invention;
FIG. 5 is a structural view of a fan blade support plate of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 5, according to an embodiment of the present invention, a large elevator for a corn harvester includes a large elevator 2 and an impurity removing fan 5; the large elevator 2 is a chain plate type elevator, and comprises an elevator shell and a chain plate type elevator mechanism positioned in the elevator shell, and the specific arrangement mode of the elevator mechanism can be realized by adopting the prior art, and the detailed description is omitted;
furthermore, a fan connecting port 24 is formed in the elevator shell, and the impurity removing fan 5 is installed at the fan connecting port 24 through a bolt or a screw and is of a detachable structure.
Further, the impurity-removing fan 5 comprises an impurity-removing fan shell and a fan assembly 51 positioned in the impurity-removing fan shell; the impurity-removing fan shell comprises an air duct 510 and an air inlet shell 520, the air duct 510 is installed at the upper end of the air inlet shell 520 in a penetrating manner, and the fan assembly 51 is installed in the air duct 510. By arranging the air inlet shell 520 between the large elevator 2 and the air duct 510, an air inlet is prevented from being arranged on the air duct 510, and corn ears are prevented from entering the air duct 510.
Further, the air duct 510 comprises a welded barrel 511 and an air duct outlet 513, the fan assembly 51 is rotatably installed inside the barrel 511, the air duct outlet 513 is arranged at the side of the barrel 511, and impurities in the ears are discharged from the air duct outlet 513.
Further, the fan assembly 51 includes a blade supporting plate 501, a fan blade shaft sleeve 502 and a plurality of fan blades 503, the fan blade shaft sleeve 502 is fixedly installed at the center of the bottom surface of the blade supporting plate 501, and the fan blades 503 are uniformly installed on the bottom surface of the blade supporting plate 501. A fan power shaft is installed in the fan blade shaft sleeve 502, the blade supporting plate 501 rotates along with the fan blade shaft sleeve 502 under the driving of the fan power shaft, and the fan blades 503 rotate along with the blade supporting plate 501. Specifically, in this embodiment, the number of the fan blades 503 is six, and the fan blades are uniformly mounted on the blade supporting plate 501.
Further, a plurality of first inserting holes 5011 and openings 5012 are formed in the blade supporting plate 501, the openings 5012 are located at the edge of the blade supporting plate 501, and the first inserting holes 5011 are located on the inner side of the openings 5012; the upper end of the fan blade 503 is provided with a plurality of first inserting blocks 5031, and the first inserting blocks 5031 are matched with the first inserting holes 5011; the bump 5032 extends from the edge of the fan blade 503 to the upper end, and the edge of the fan blade 503 is bent relative to the fan blade body (see fig. 2). When the fan blade 503 is installed, the first insertion block 5031 is inserted into the first insertion hole 5011, the bump 5032 is inserted into the opening 5012, and the bump 5032 is bent and inserted into the opening 5012 to deform the fan blade 503, so that the fan blade 503 is installed on the blade support plate 501 in an interference fit manner. Specifically, in this embodiment, the number of the first insertion holes 5011 and the number of the first insertion blocks 5031 are both two.
Further, the fan assembly 51 further includes a reinforcing rib 504, a second inserting block 5041 is disposed on a side surface of the reinforcing rib 504, and a second inserting hole 5033 matched with the second inserting block 5041 is disposed on the fan blade 503; the upper end of the reinforcing rib 504 is provided with a third inserting block 5041, and a third inserting hole 5013 matched with the third inserting block 5041 is formed in the blade supporting plate 501. When the fan blade 503 is installed, the second inserting block 5041 is inserted into the second inserting hole 5033 to connect the reinforcing rib 504 and the fan blade 503 into an integral body, and then the reinforcing rib 504 and the fan blade 503 are inserted into the blade tray 501, i.e. the first inserting block 5031 is inserted into the first inserting hole 5011, the third inserting block 5041 is inserted into the third inserting hole 5013, and the protrusion 5032 is inserted into the opening 5012, because the protrusion 5032 is bent, the insertion of the protrusion 5032 into the opening 5012 causes the deformation of the fan blade 503 and the reinforcing rib 504, so that the fan blade 503 and the reinforcing rib 504 are installed on the blade tray 501 in an interference fit manner, and the installation of the fan blade 503 is firmer by providing the reinforcing rib 504.
Furthermore, a blade 505 is detachably mounted on the reinforcing rib 504 through a bolt, and the blade 505 is arranged for cutting off large sundries in the fan, so that the large sundries are prevented from being discharged from the outlet 513 of the air duct difficultly and damaging fan blades.
Further, the blade mount 501 is a regular hexagon, and the first insertion hole 5011 and the opening 5012 are disposed on a diagonal line of the regular hexagon.
The foregoing is illustrative of the best mode of the utility model and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The scope of the present invention is defined by the appended claims, and any equivalent modifications based on the technical teaching of the present invention are also within the scope of the present invention.
Claims (8)
1. A large-lift conveyer impurity removing fan comprises an impurity removing fan shell and a fan assembly positioned in the impurity removing fan shell, wherein the fan assembly comprises a blade supporting plate and a plurality of fan blades, and the fan blades are uniformly arranged on the bottom surface of the blade supporting plate;
the blade supporting plate is provided with a plurality of first jacks and openings, the openings are located at the edge of the blade supporting plate, and the first jacks are located on the inner side of the openings; a plurality of first inserting blocks are arranged at the upper ends of the fan blades, and the first inserting blocks are matched with the first inserting holes; the edge of the fan blade extends to the upper end to form a convex block, and the edge of the fan blade is bent relative to the fan blade body.
2. The large elevator trash extraction fan of claim 1 further characterized by: the fan assembly further comprises a reinforcing rib, a second inserting block is arranged on the side face of the reinforcing rib, and a second inserting hole matched with the second inserting block is formed in the fan blade; the upper end of the reinforcing rib is provided with a third inserting block, and a third inserting hole matched with the third inserting block is formed in the blade supporting plate.
3. The large elevator trash extraction fan of claim 2, wherein: the reinforcing ribs are detachably provided with blades through bolts.
4. The large riser trash evacuation fan of claim 1, further comprising: the blade supporting plate is in a regular hexagon shape, and the first insertion holes and the openings are formed in the diagonal lines of the regular hexagon.
5. The large elevator trash extraction fan of claim 1 further characterized by: the fan assembly further comprises a fan blade shaft sleeve, the fan blade shaft sleeve is fixedly installed at the center of the bottom surface of the blade supporting plate, and a fan power shaft is installed in the fan blade shaft sleeve.
6. The large elevator trash extraction fan of claim 1 further characterized by: the number of fan blades is six.
7. The large elevator exhaust fan of any one of claims 1 to 6, wherein: the impurity-removing fan shell comprises an air duct and an air inlet shell, the air duct is arranged at the upper end of the air inlet shell in a penetrating mode, and the fan assembly is arranged in the air duct.
8. The large elevator exhaust fan of claim 7, wherein: the dryer includes barrel and dryer export, the fan assembly is installed inside the barrel, the dryer export sets up the barrel lateral part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122605479.XU CN216767851U (en) | 2021-10-28 | 2021-10-28 | Big lift conveyer arranges miscellaneous fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122605479.XU CN216767851U (en) | 2021-10-28 | 2021-10-28 | Big lift conveyer arranges miscellaneous fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216767851U true CN216767851U (en) | 2022-06-17 |
Family
ID=81961602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122605479.XU Active CN216767851U (en) | 2021-10-28 | 2021-10-28 | Big lift conveyer arranges miscellaneous fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216767851U (en) |
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2021
- 2021-10-28 CN CN202122605479.XU patent/CN216767851U/en active Active
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