CN220705997U - Harvester fan - Google Patents
Harvester fan Download PDFInfo
- Publication number
- CN220705997U CN220705997U CN202322479772.5U CN202322479772U CN220705997U CN 220705997 U CN220705997 U CN 220705997U CN 202322479772 U CN202322479772 U CN 202322479772U CN 220705997 U CN220705997 U CN 220705997U
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- CN
- China
- Prior art keywords
- fixedly connected
- flow dividing
- fixed shell
- wall
- fan
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- 230000001681 protective effect Effects 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000009827 uniform distribution Methods 0.000 abstract description 7
- 238000007664 blowing Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract description 2
- 241000209094 Oryza Species 0.000 description 6
- 235000007164 Oryza sativa Nutrition 0.000 description 6
- 235000009566 rice Nutrition 0.000 description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a harvester fan which comprises a fixed shell, wherein one side of the inner wall of the fixed shell is fixedly connected with a mounting frame, one side of the mounting frame is fixedly connected with a driving fan mechanism, one end of the inner wall of the fixed shell is fixedly connected with a protective fence net, a filter screen is fixedly arranged on one side, close to the mounting frame, of the protective fence net, a connecting sleeve is fixedly connected on one side, far away from the protective fence net, of the fixed shell, and a guide vane assembly is fixedly connected between one side of the inner wall of the fixed shell and the inner wall of the connecting sleeve. According to the utility model, through the guide vane assembly and the flow dividing assembly, air is guided by the guide vanes to be concentrated in the output pipeline, meanwhile, in the flow dividing assembly, the air flow can be guided and dispersed through the inclined structures of the first flow dividing plate and the second flow dividing plate, the air flow is primarily distributed, and finally, the air is uniformly distributed and blown out again through the porous uniform distribution plate, so that the air blowing uniformity of a harvester fan is greatly improved, and the air separation effect is improved.
Description
Technical Field
The utility model relates to the technical field of harvester fans, in particular to a harvester fan.
Background
The harvester is an integrated machine for harvesting crops, can harvest and thresh the crops from the land, pulverize the straw or directly put the straw in the field as a whole, output the threshed rice after being stored, pack or directly load the rice, and is very convenient, the flow of the harvester is mainly cutting, transmitting, threshing, screening, winnowing and the like, wherein the winnowing function is to continuously blow towards the tail of the harvester, blow passes through the falling area of crop seeds and the mesh screening surface in the screening system, blow off the weed such as broken grass, fluff and the like lighter than the crop seeds to the tail opening of the harvester so as to collect the crop seeds with high cleanliness, and the winnowing driving device is a fan.
The uniformity of blowing can not be ensured in the using process of the existing harvester fan, the wind force at two sides of the strip-shaped blowing opening is weak, the central wind force is strong, and therefore strong wind force is caused to blow the rice together or weak wind force can not blow the rice to fall along with sundries, and finally obtained grains are reduced.
It is therefore desirable to provide a harvester fan that addresses the above-described issues.
Disclosure of Invention
The utility model aims to solve the technical problems that the existing harvester fan cannot ensure the uniformity of blowing in the using process, the wind power at the two sides of the strip-shaped blowing opening is weak, the central wind power is strong, and the strong wind power blows rice together or the weak wind power does not blow rice to fall along with sundries, so that the finally obtained grains are reduced.
In order to solve the technical problems, the utility model adopts a technical scheme that: the harvester fan comprises a fixed shell, wherein one side of the inner wall of the fixed shell is fixedly connected with a mounting frame, and one side of the mounting frame is fixedly connected with a driving fan mechanism;
a protective fence net is fixedly connected to one end of the inner wall of the fixed shell, a filter screen is fixedly arranged on one side, close to the mounting frame, of the protective fence net, and a connecting sleeve is fixedly connected to one side, far away from the protective fence net, of the fixed shell;
the connecting sleeve is characterized in that a guide vane assembly is fixedly connected between one side of the inner wall of the fixed shell and the inner wall of the connecting sleeve, a plurality of diversion assemblies are fixedly connected to the guide vane assembly, an output pipeline is fixedly connected to one side of the connecting sleeve away from the fixed shell, and a porous uniform distribution plate is fixedly connected to one side of the inner wall of the output pipeline.
The utility model is further provided with: the driving fan mechanism comprises two driving motors arranged on one side of the mounting frame, a fixing frame is arranged between the output ends of the driving motors and the inner wall of the fixing shell, and the output ends of the driving motors are fixedly connected with rotary fan blades.
Through above-mentioned technical scheme, two driving motor drive two corresponding rotating fan blades rotate, and then inhale air, and air blows out from the fixed shell opposite side after the filtration of rail guard net and filter screen, and then gets into the inside of guide vane subassembly.
The utility model is further provided with: bearings are arranged between the output end fixing frames of the two driving motors.
Through above-mentioned technical scheme, the mount has accomplished two rotatory flabellum pivoted support spacing, avoids taking place the shake when rotatory flabellum rotates.
The utility model is further provided with: the guide vane assembly is composed of two groups of fold-line guide vanes and is in an up-down symmetrical structure.
Through the technical scheme, the air blown out by the driving fan mechanism is guided by the guide plates to be concentrated in the output pipeline, and finally is uniformly distributed and blown out again by the porous uniform distribution plate.
The utility model is further provided with: the diverter assembly includes a plurality of first diverter plates and second diverter plates fixedly connected to the diverter plate assembly.
Through above-mentioned technical scheme, the air current on the horizontal plane is shunted through a plurality of first reposition of redundant personnel pieces and second reposition of redundant personnel piece, disperses the stronger air current of air current, carries out preliminary reposition of redundant personnel.
The utility model is further provided with: the first flow dividing sheets and the second flow dividing sheets are of inclined structures, and are of symmetrical structures.
Through above-mentioned technical scheme, first reposition of redundant personnel piece and second reposition of redundant personnel piece slope structure guarantee can be directed the air current, and the symmetrical structure of first reposition of redundant personnel piece and second reposition of redundant personnel piece can disperse the air current, and because concentrate the guide between two reposition of redundant personnel subassemblies, pressure can grow, and then can block a part of air current to get into, flows from the place that pressure is little between first reposition of redundant personnel piece and the second reposition of redundant personnel piece.
The utility model is further provided with: the plurality of first and second flow splitters are distributed among a plurality of flow splitters within the flow splitter assembly.
Through the technical scheme, the air flow of each level is ensured to be split.
The beneficial effects of the utility model are as follows:
according to the utility model, through designing the guide vane assembly and the flow dividing assembly, air is guided by the guide vanes to be concentrated in the output pipeline, meanwhile, in the flow dividing assembly, the air flow can be guided and dispersed through the inclined structures of the first flow dividing plate and the second flow dividing plate, the air flow is primarily distributed, and finally the air flow is uniformly distributed and blown out again through the porous uniform distribution plate, so that the air blowing uniformity of a harvester fan is greatly improved, and the air separation effect is improved.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a side perspective view of the present utility model;
FIG. 4 is an internal block diagram of the present utility model;
FIG. 5 is a block diagram of a diverter assembly according to the present utility model.
In the figure: 1. a fixed case; 2. a mounting frame; 3. driving a fan mechanism; 301. a driving motor; 302. a fixing frame; 303. rotating the fan blades; 4. a guard rail net; 5. a filter screen; 6. connecting sleeves; 7. a deflector assembly; 8. a shunt assembly; 81. a first splitter; 82. a second splitter; 9. an output pipe; 10. porous equipartition board.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1-4, a harvester fan comprises a fixed shell 1, wherein one side of the inner wall of the fixed shell 1 is fixedly connected with a mounting frame 2, one side of the mounting frame 2 is fixedly connected with a driving fan mechanism 3, the driving fan mechanism 3 comprises two driving motors 301 arranged on one side of the mounting frame 2, a fixing frame 302 is arranged between the output ends of the two driving motors 301 and the inner wall of the fixed shell 1, the output ends of the two driving motors 301 are fixedly connected with rotating fan blades 303, the two driving motors 301 drive the corresponding two rotating fan blades 303 to rotate, air is further sucked, the air is blown out from the other side of the fixed shell 1 after being filtered by a protective fence net 4 and a filter screen 5, and then enters the inside of a guide vane assembly 7, bearings are arranged between the output end fixing frames 302 of the two driving motors 301, the fixing frames 302 complete supporting and limiting of the rotation of the two rotating fan blades 303, and shaking is avoided when the rotating fan blades 303 rotate;
as shown in fig. 1-5, one end of the inner wall of the fixed shell 1 is fixedly connected with a protective fence net 4, a filter net 5 is fixedly arranged on one side of the protective fence net 4 close to the mounting frame 2, and a connecting sleeve 6 is fixedly connected on one side of the fixed shell 1 far away from the protective fence net 4;
as shown in fig. 1-5, a deflector assembly 7 is fixedly connected between one side of the inner wall of the fixed shell 1 and the inner wall of the connecting sleeve 6, the deflector assembly 7 is composed of two groups of fold-line-shaped deflectors and is in an up-down symmetrical structure, air blown out from the driving fan mechanism 3 is guided by a plurality of deflectors to be concentrated in the output pipeline 9, finally, the air is blown out from the porous uniform distribution plate 10 uniformly again, a plurality of diversion assemblies 8 are fixedly connected on the deflector assembly 7, each diversion assembly 8 comprises a plurality of first diversion plates 81 and second diversion plates 82 fixedly connected on the deflector assembly 7, air flow on a horizontal plane is split through the plurality of first diversion plates 81 and second diversion plates 82, the air flow with stronger air flow is dispersed, preliminary diversion is carried out, the plurality of first diversion plates 81 and second diversion plates 82 are all in an inclined structure, and the first flow dividing piece 81 and the second flow dividing piece 82 are of symmetrical structures, the inclined structures of the first flow dividing piece 81 and the second flow dividing piece 82 ensure that air flow can be guided, the symmetrical structures of the first flow dividing piece 81 and the second flow dividing piece 82 can disperse the air flow, and part of air flow can be blocked from flowing out from the place with small pressure between the first flow dividing piece 81 and the second flow dividing piece 82 due to centralized guiding between the two flow dividing assemblies 8, the first flow dividing pieces 81 and the second flow dividing pieces 82 are distributed among the flow dividing pieces in the flow dividing piece assembly 7, the air flow of each level is guaranteed to be divided, the connecting sleeve 6 is fixedly connected with the output pipeline 9 at one side far away from the fixed shell 1, and the porous uniform distribution plate 10 is fixedly connected with one side of the inner wall of the output pipeline 9.
When the air flow guiding device is used, the two driving motors 301 drive the corresponding two rotating fan blades 303 to rotate, air is sucked in, air is filtered by the protective guard net 4 and the filter screen 5 and then blown out from the other side of the fixed shell 1, the air enters the inside of the guide vane assembly 7, the air blown out from the driving fan mechanism 3 is guided by the guide vanes to be concentrated in the output pipeline 9, the inclined structures of the first guide vane 81 and the second guide vane 82 ensure that the air flow can be guided, the symmetrical structures of the first guide vane 81 and the second guide vane 82 can disperse the air flow, and the pressure intensity between the two guide vane assemblies 8 is increased due to concentrated guiding, so that part of the air flow is blocked from entering, and finally the air flow flows out from a place with small pressure intensity between the first guide vane 81 and the second guide vane 82 and is uniformly distributed again through the porous uniform distribution plate 10.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. Harvester fan, including fixed shell (1), its characterized in that: one side of the inner wall of the fixed shell (1) is fixedly connected with a mounting frame (2), and one side of the mounting frame (2) is fixedly connected with a driving fan mechanism (3);
a protective fence net (4) is fixedly connected to one end of the inner wall of the fixed shell (1), a filter screen (5) is fixedly installed on one side, close to the mounting frame (2), of the protective fence net (4), and a connecting sleeve (6) is fixedly connected to one side, far away from the protective fence net (4), of the fixed shell (1);
fixedly connected with water conservancy diversion piece subassembly (7) between fixed shell (1) inner wall one side and adapter sleeve (6) inner wall, fixedly connected with a plurality of reposition of redundant personnel subassemblies (8) on water conservancy diversion piece subassembly (7), adapter sleeve (6) are in one side fixedly connected with output pipeline (9) of keeping away from fixed shell (1), the inner wall one side fixedly connected with porous equipartition board (10) of output pipeline (9).
2. A harvester fan as in claim 1 wherein: the driving fan mechanism (3) comprises two driving motors (301) arranged on one side of the mounting frame (2), a fixing frame (302) is arranged between the output ends of the driving motors (301) and the inner wall of the fixing shell (1), and the output ends of the driving motors (301) are fixedly connected with rotary fan blades (303).
3. A harvester fan as in claim 2 wherein: bearings are arranged between the output end fixing frames (302) of the two driving motors (301).
4. A harvester fan as in claim 1 wherein: the guide vane assembly (7) is composed of two groups of fold-line guide vanes and is in an up-down symmetrical structure.
5. A harvester fan as in claim 4 wherein: the flow dividing assembly (8) comprises a plurality of first flow dividing sheets (81) and second flow dividing sheets (82) fixedly connected to the flow guiding sheet assembly (7).
6. A harvester fan as in claim 5 wherein: the first flow dividing plates (81) and the second flow dividing plates (82) are of inclined structures, and the first flow dividing plates (81) and the second flow dividing plates (82) are of symmetrical structures.
7. A harvester fan as in claim 5 wherein: a plurality of the first flow dividing sheets (81) and the second flow dividing sheets (82) are distributed among a plurality of flow guiding sheets in the flow guiding sheet assembly (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322479772.5U CN220705997U (en) | 2023-09-13 | 2023-09-13 | Harvester fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322479772.5U CN220705997U (en) | 2023-09-13 | 2023-09-13 | Harvester fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220705997U true CN220705997U (en) | 2024-04-02 |
Family
ID=90447055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322479772.5U Active CN220705997U (en) | 2023-09-13 | 2023-09-13 | Harvester fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220705997U (en) |
-
2023
- 2023-09-13 CN CN202322479772.5U patent/CN220705997U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |