CN216539576U - Dust collector of straw collecting machine for agricultural - Google Patents
Dust collector of straw collecting machine for agricultural Download PDFInfo
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- CN216539576U CN216539576U CN202123301727.8U CN202123301727U CN216539576U CN 216539576 U CN216539576 U CN 216539576U CN 202123301727 U CN202123301727 U CN 202123301727U CN 216539576 U CN216539576 U CN 216539576U
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- dust removal
- dedusting
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Abstract
The utility model discloses a dust removal device of an agricultural straw collector, and relates to the technical field of straw collectors. The utility model aims to solve the problems that the straw collector in the prior art does not have a dust removal function, and crushed straws contain a large amount of dust and are not suitable for being used as biomass fertilizer raw materials or animal feeds. The dust removal screen comprises a dust removal screen frame and a variable speed driving device, wherein a dust removal assembly is arranged in the dust removal screen frame, a roller gear is respectively arranged at four corners of the top of the dust removal screen frame, a hollow gear is welded at the lower part of a rotary drum, a fixed drum is arranged at the upper part of the rotary drum, the hollow gear is respectively meshed with the four roller gears, the fixed drum is fixedly connected with the dust removal screen frame through a connecting frame, the variable speed driving device is arranged at the outer side of the dust removal screen frame and drives the hollow gear to rotate, and a dust removal screen plate is arranged right below the rotary drum. The utility model is used for straw dust removal.
Description
Technical Field
The utility model relates to the technical field of straw dust removal, in particular to a dust removal device of an agricultural straw collector.
Background
Crop straws wasted in China every year, such as rice straw, wheat straw, corn straw and the like, are more than 7 hundred million tons, and if the straws can be prepared into biomass fertilizer by a biological fermentation method or are used for animal feed after being crushed, the industrial prospect is wide. Before the straw is utilized, the straw is required to be thoroughly crushed by a straw collector. In the actual use process at present, the existing straw collector does not have a straw dedusting function, and crushed straws contain a large amount of dust and are not suitable to be used as biomass fertilizer raw materials or animal feeds.
Disclosure of Invention
The utility model aims to solve the problems that a straw collector in the prior art does not have a dust removal function, and crushed straws contain a large amount of dust and are not suitable for being used as biomass fertilizer raw materials or animal feeds, and further provides a dust removal device of the agricultural straw collector.
The technical scheme adopted by the utility model for solving the problems is as follows: a dust removal device of an agricultural straw collector comprises a dust removal screen frame, a dust removal screen plate, a sundry screen, a roller gear, a hollow gear, a variable speed driving device, a rotary drum, a fixed cylinder, a connecting frame and a dust removal assembly; the dust removing screen comprises a dust removing screen frame, a dust removing assembly, a fixed cylinder, a variable speed driving device, a dust removing screen plate, a sundry screen and a dust removing screen frame, wherein the dust removing assembly is arranged in the dust removing screen frame, four corners of the top of the dust removing screen frame are respectively provided with a rolling gear, the lower part of the rotary cylinder is welded with a hollow gear, the upper part of the rotary cylinder is provided with the fixed cylinder, the hollow gear is respectively meshed with the four rolling gears, the fixed cylinder is fixedly connected with the dust removing screen frame through a connecting frame, the variable speed driving device is arranged on the outer side of the dust removing screen frame and drives the hollow gear to rotate, the dust removing screen plate is arranged right below the rotary cylinder, two ends of the dust removing screen plate are respectively welded on the dust removing screen frame, one side of the dust removing screen plate is provided with the sundry screen, and one end of the sundry screen is connected to the dust removing screen frame; the dedusting screen plate, the rotary drum and the fixed drum are all provided with a plurality of through holes, straws enter the dedusting screen frame through the fixed drum, and dedusting and impurity removal of the straws are completed under the combined action of the dedusting assembly and the rotary drum.
Further, the dust removal assembly comprises a dust removal sieve shaft, a dust removal helical blade, a group of crushing cutters, a group of dust removal flail cutters, a group of dust removal fan blades, a group of dust removal cutters and a dust removal cutter fixing frame; the dedusting screen frame is divided into a helical blade chamber and a dedusting fan blade chamber, one end of the dedusting screen shaft is rotatably connected to the side wall of the helical blade chamber, the other end of the dedusting screen shaft is rotatably connected to the side wall of the dedusting fan blade chamber, and one end of the dedusting screen shaft, which is connected with the side wall of the helical blade chamber, penetrates out and is connected with the variable speed driving device; the dust removal screen shaft is connected with a dust removal helical blade, a crushing cutter, a dust removal flail and a dust removal fan blade in sequence along a helical blade chamber to a dust removal fan blade chamber direction, the dust removal helical blade is arranged in the helical blade chamber and welded on the dust removal screen shaft, the crushing cutter is fixedly connected on the dust removal screen shaft, the dust removal cutter is installed on a dust removal cutter fixing frame after penetrating through the helical blade chamber, the crushing cutter and the dust removal cutter are arranged at intervals in a staggered mode, the dust removal cutter fixing frame is fixedly connected to the outer surface of the helical blade chamber, the dust removal flail and the dust removal fan blade are uniformly arranged in the dust removal fan blade chamber, the dust removal flail is movably connected on the dust removal screen shaft through a pin, and the dust removal fan blade is fixedly connected on the dust removal screen shaft.
Further, the variable speed driving device comprises a corner box, an output shaft gear, a corner box main belt pulley, a corner box auxiliary belt pulley and a belt; the helical blade room side at the dust removal sieve frame is installed to the corner case, the output shaft on corner case upper portion has the output shaft gear, and the side input shaft is connected with corner case driving pulley, corner case auxiliary pulley and dust removal sieve axle stretch out one side of dust removal sieve frame and are connected, corner case driving pulley with through belt transmission between corner case auxiliary pulley, output shaft gear and hollow gear meshing.
Furthermore, the roller gears are rotationally connected to a roller carrier, the roller carrier is fixedly connected to the upper portion of the dedusting screen frame, and the hollow gears and the rotary drum are supported by the four roller gears.
Furthermore, the helical blade chamber and the dedusting fan blade chamber of the dedusting screen frame are both movably connected with an access door, and the top of the dedusting fan blade chamber is provided with a straw outlet.
Further, the fixed cylinder comprises a cylindrical main body, a feeding channel is connected to the side face of the cylindrical main body, and a straw inlet is formed in the feeding channel.
The utility model has the following beneficial technical effects:
the dust removal working part is a rotary drum and a dust removal assembly, power of a tractor is input into a dust removal screen through a dust removal screen shaft belt pulley connected to a dust removal screen shaft, crushed straws are conveyed into the rotary drum through a straw inlet, the dust removal screen shaft is transmitted through a belt and a corner box, an output shaft gear of the corner box is meshed with a hollow gear to drive the rotary drum to rotate on four rolling gears, the dust removal effect is achieved, dust is discharged from through holes in the rotary drum under the centrifugal force action of a dust removal spiral blade, and sundries such as soil, stones and the like are discharged to a sundry screen through the through holes in a dust removal screen plate. The crushing cutters on the dust removing screen shaft and the dust removing cutters fixed on the dust removing screen frame are arranged in a staggered mode at intervals, so that the function of crushing straws again is achieved, the blockage of equipment due to the fact that the straws are too trimmed is avoided, the better throwing dust removing effect and the better crushing effect are achieved, the dust-removed straws are conveyed to a straw outlet through the air suction force of the dust removing fan blades, and the clean straws are discharged and returned to the field or used as animal feed.
According to the utility model, the rotary cylinder and the fixed cylinder are matched for use, so that dust and impurities in the crushed straws are removed, and the clean straws after dust removal can be directly used as biomass fertilizer raw materials or animal feeds. The helical blade chamber and the dedusting fan blade chamber of the dedusting screen frame are movably connected with the access door, so that the machine fault is conveniently overhauled after the access door is opened, and the dedusting screen frame is safe and reliable.
Drawings
FIG. 1 is a schematic perspective view of the present invention, wherein the frame of the dedusting screen at the side of the dedusting blade is not closed, but only shows the internal structure of the dedusting screen, and does not show the suspended arrangement of the dedusting screen shaft;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a top view of the present invention;
FIG. 5 is a schematic structural view of a dust removal assembly;
FIG. 6 is a schematic structural view of the variable speed drive;
in the figure: 1. a dust removal screen frame; 2. a dust removal screen plate; 3. screening sundries; 4. a roller gear; 5. a hollow gear; 6. a variable speed drive; 7. a rotating drum; 8. a fixed cylinder; 9. a connecting frame; 10. a dust removal screen shaft; 11. a dust removal helical blade; 12. a crushing knife; 13. a dust removal flail knife; 14. dedusting fan blades; 15. a dust removal cutter; 16. a dust removal cutter fixing frame; 17. a corner box; 18. an output shaft gear; 19. a corner box main pulley; 20. a corner box auxiliary belt pulley; 21. a belt; 22. an access door; 23. a roller carrier; 24. a straw inlet; 25. a straw outlet; 26. a dust removal sieve shaft belt pulley.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments of the specification, and the embodiments are described only for explaining the present invention and are not intended to limit the present invention.
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 6, and the dust removing device of the agricultural straw collector in the embodiment comprises a dust removing screen frame 1, a dust removing screen plate 2, a sundries screen 3, a rolling gear 4, a hollow gear 5, a variable speed driving device 6, a rotary drum 7, a fixed drum 8, a connecting frame 9 and a dust removing assembly; a dust removal assembly is arranged in the dust removal screen frame 1, four corners of the top of the dust removal screen frame 1 are respectively provided with a roller gear 4, the lower part of the rotary drum 7 is welded with a hollow gear 5, the upper part of the rotary drum is provided with a fixed drum 8, the hollow gear 5 is respectively meshed with the four roller gears 4, the fixed drum 8 is fixedly connected with the dust removal screen frame 1 through a connecting frame 9, the variable speed driving device 6 is arranged at the outer side of the dust removal screen frame 1, the variable speed driving device 6 drives the hollow gear 5 to rotate, a dust removal screen plate 2 is arranged right below the rotary drum 7, two ends of the dust removal screen plate 2 are respectively welded on the dust removal screen frame 1, one side of the dust removal screen plate 2 is provided with a debris screen 3, and one end of the debris screen 3 is connected to the dust removal screen frame 1; the dedusting screen plate 2, the rotary drum 7 and the fixed drum 8 are all provided with a plurality of through holes, straws enter the dedusting screen frame 1 through the fixed drum 8, and dedusting and impurity removal of the straws are completed under the combined action of the dedusting assembly and the rotary drum 7.
The second embodiment is as follows: the present embodiment is described with reference to fig. 1 to 6, and the dust removing assembly of the present embodiment includes a dust removing screen shaft 10, a dust removing helical blade 11, a set of crushing blades 12, a set of dust removing flail blades 13, a set of dust removing fan blades 14, a set of dust removing cutters 15, and a dust removing cutter fixing frame 16; the dedusting screen frame 1 is divided into a helical blade chamber and a dedusting blade chamber, one end of a dedusting screen shaft 10 is rotatably connected to the side wall of the helical blade chamber, the other end of the dedusting screen shaft is rotatably connected to the side wall of the dedusting blade chamber, and one end of the dedusting screen shaft 10, which is connected with the side wall of the helical blade chamber, penetrates out and is connected with a variable speed driving device 6; the utility model discloses a dust removal screen shaft, including dust removal screen shaft 10, dust removal spiral blade 11, crushing sword 12, dust removal flail sword 13 and dust removal fan blade 14, dust removal spiral blade 11 is arranged at spiral blade indoor portion and is welded on dust removal screen shaft 10 along the spiral blade room in proper order on the dust removal screen shaft 10, crushing sword 12 fixed connection is on dust removal screen shaft 10, install on dust removal cutter mount 16 after dust removal cutter 15 passes the spiral blade room, crushing sword 12 with 15 interval staggered arrangement of dust removal cutter, 16 fixed connection of dust removal cutter mount are at the surface in the spiral blade room, dust removal flail sword 13 with 14 equipartitions of dust removal fan blade are inside dust removal fan blade room, dust removal flail sword 13 is on dust removal screen shaft 10 through pin swing joint, 14 fixed connection of dust removal fan blade is on dust removal screen shaft 10. Other components and connections are the same as those in the first embodiment.
The third concrete implementation mode: the present embodiment will be described with reference to fig. 1 to 6, and the shift drive device 6 of the present embodiment includes a corner case 17, an output shaft gear 18, a corner case main pulley 19, a corner case sub pulley 20, and a belt 21; corner case 17 is installed in the helical blade room side of dust removal sieve frame 1, the output shaft on corner case 17 upper portion has output shaft gear 18, and the side input shaft is connected with corner case belt pulley 19, corner case secondary pulley 20 and dust removal sieve axle 10 stretch out one side of dust removal sieve frame 1 and connect, corner case belt pulley 19 with pass through the belt 21 transmission between corner case secondary pulley 20, output shaft gear 18 and the meshing of hollow gear 5. Other components and connections are the same as those in the first embodiment.
The fourth concrete implementation mode: referring to fig. 1 to 6, the present embodiment will be described, in which the roller gears 4 are rotatably connected to a roller carrier 23, the roller carrier 23 is fixedly connected to an upper portion of the dust screen frame 1, and the four roller gears 4 support the hollow gear 5 and the drum 7. Other components and connections are the same as those in the first embodiment.
The fifth concrete implementation mode: referring to fig. 1 to 6, the present embodiment is described, in which access doors 22 are movably connected to both the helical blade chamber and the dust removing fan blade chamber of the dust removing screen frame 1, and a straw outlet 25 is opened at the top of the dust removing fan blade chamber. Other components and connections are the same as those in the first embodiment.
The sixth specific implementation mode: referring to fig. 1 to 6, the fixed cylinder 8 of the present embodiment includes a cylindrical main body, a feeding channel is connected to a side surface of the cylindrical main body, and a straw inlet 24 is formed on the feeding channel. Other components and connections are the same as those in the first embodiment.
The working principle of the utility model is as follows:
the dust removal working part of the utility model is a rotary drum 7 and a dust removal assembly, the power of a tractor is input into a dust removal screen through a dust removal screen shaft belt pulley 26 connected to a dust removal screen shaft 10, crushed straws are conveyed into the rotary drum 7 through a straw inlet 24, the dust removal screen shaft 10 is transmitted with a corner box 17 through a belt 21, an output shaft gear 18 of the corner box 17 is meshed with a hollow gear 5 to drive the rotary drum 7 to rotate on four rolling gears 4 to play a dust removal role, the straws are discharged from through holes on the rotary drum 7 under the centrifugal force action of a dust removal helical blade 11, and impurities such as soil, stones and the like are discharged to an impurity screen 3 from the through holes on a dust removal screen plate 2; the crushing cutters 12 of the dust removal sieve shaft 10 and the dust removal cutters 15 fixed on the dust removal sieve frame 1 are arranged in a staggered mode at intervals, so that the function of crushing straws again is achieved, the blockage of equipment due to the fact that the straws are too complete is avoided, the better throwing dust removal effect and the better crushing effect are achieved, the dust-removed straws are conveyed to the straw outlet 25 through the air suction force of the dust removal fan blades 14, and the cleaned straws are discharged and returned to the field or used as animal feed.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a dust collector of straw collecting machine for agricultural which characterized in that: the dust removing screen comprises a dust removing screen frame (1), a dust removing screen plate (2), a sundries screen (3), a rolling gear (4), a hollow gear (5), a variable speed driving device (6), a rotary drum (7), a fixed drum (8), a connecting frame (9) and a dust removing assembly; a dust removal assembly is arranged in the dust removal screen frame (1), four corners of the top of the dust removal screen frame (1) are respectively provided with a roller gear (4), the lower part of the rotating drum (7) is welded with a hollow gear (5), the upper part is provided with a fixed drum (8), the hollow gear (5) is respectively meshed with the four rolling gears (4), the fixed cylinder (8) is fixedly connected with the dedusting screen frame (1) through a connecting frame (9), the variable speed driving device (6) is arranged on the outer side of the dedusting screen frame (1), the variable speed driving device (6) drives the hollow gear (5) to rotate, the dedusting screen plate (2) is arranged right below the rotary drum (7), two ends of the dust removing screen plate (2) are respectively welded on the dust removing screen frame (1), one side of the dust removing screen plate (2) is provided with a sundry screen (3), one end of the sundries screen (3) is connected to the dedusting screen frame (1); the dedusting screen plate (2), the rotary drum (7) and the fixed drum (8) are all provided with a plurality of through holes, straws enter the dedusting screen frame (1) through the fixed drum (8), and dedusting and impurity removal of the straws are completed under the combined action of the dedusting assembly and the rotary drum (7).
2. The dust removing device of the agricultural straw collector as claimed in claim 1, wherein: the dust removal assembly comprises a dust removal sieve shaft (10), a dust removal helical blade (11), a group of crushing cutters (12), a group of dust removal flail cutters (13), a group of dust removal fan blades (14), a group of dust removal cutters (15) and a dust removal cutter fixing frame (16); the dedusting screen frame (1) is divided into a helical blade chamber and a dedusting fan blade chamber, one end of a dedusting screen shaft (10) is rotatably connected to the side wall of the helical blade chamber, the other end of the dedusting screen shaft is rotatably connected to the side wall of the dedusting fan blade chamber, one end of the dedusting screen shaft (10) connected with the side wall of the helical blade chamber penetrates out and is connected with a corner box auxiliary belt pulley (20), a corner box (17) is installed on the outer side of the dedusting screen frame (1), and an output shaft gear (18) is meshed with a hollow gear (5); the dust removal sieve shaft (10) is sequentially connected with a dust removal helical blade (11), a crushing cutter (12), a dust removal flail cutter (13) and a dust removal fan blade (14) along a helical blade chamber to the direction of the dust removal fan blade chamber, the dust removal helical blade (11) is arranged in the helical blade chamber and welded on the dust removal sieve shaft (10), the crushing cutter (12) is fixedly connected on the dust removal sieve shaft (10), the dust removal cutter (15) passes through the helical blade chamber and then is arranged on a dust removal cutter fixing frame (16), the crushing cutter (12) and the dust removal cutter (15) are arranged at intervals in a staggered manner, the dust removal cutter fixing frame (16) is fixedly connected on the outer surface of the helical blade chamber, the dust removal flail cutter (13) and the dust removal fan blade (14) are both arranged in the dust removal flail blade chamber, and the dust removal cutter (13) is movably connected on the dust removal sieve shaft (10) through a pin, the dedusting fan blades (14) are fixedly connected to the dedusting sieve shaft (10).
3. The dust removing device of the agricultural straw collector as claimed in claim 1, wherein: the variable-speed driving device (6) comprises a corner box (17), an output shaft gear (18), a corner box main belt pulley (19), a corner box auxiliary belt pulley (20) and a belt (21); the helical blade room side at dust removal sieve frame (1) is installed in corner case (17), the output shaft on corner case (17) upper portion has output shaft gear (18), and the side input shaft is connected with corner case driving pulley (19), corner case auxiliary pulley (20) and dust removal sieve axle (10) stretch out one side of dust removal sieve frame (1) and are connected, corner case driving pulley (19) with pass through belt (21) transmission between corner case auxiliary pulley (20), output shaft gear (18) and hollow gear (5) meshing.
4. The dust removing device of the agricultural straw collector as claimed in claim 1, wherein: the rolling gears (4) are rotationally connected to a rolling gear rack (23), the rolling gear rack (23) is fixedly connected to the upper portion of the dedusting screen frame (1), and the hollow gears (5) and the rotary drum (7) are supported by the four rolling gears (4).
5. The dust removing device of the agricultural straw collector as claimed in claim 1, wherein: the dust removing screen is characterized in that an access door (22) is movably connected to a helical blade chamber and a dust removing fan blade chamber of the dust removing screen frame (1), and a straw outlet (25) is formed in the top of the dust removing fan blade chamber.
6. The dust removing device of the agricultural straw collector as claimed in claim 1, wherein: the fixed cylinder (8) comprises a cylindrical main body, the side surface of the cylindrical main body is connected with a feeding channel, and a straw inlet (24) is formed in the feeding channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123301727.8U CN216539576U (en) | 2021-12-26 | 2021-12-26 | Dust collector of straw collecting machine for agricultural |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123301727.8U CN216539576U (en) | 2021-12-26 | 2021-12-26 | Dust collector of straw collecting machine for agricultural |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216539576U true CN216539576U (en) | 2022-05-17 |
Family
ID=81557522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123301727.8U Active CN216539576U (en) | 2021-12-26 | 2021-12-26 | Dust collector of straw collecting machine for agricultural |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216539576U (en) |
-
2021
- 2021-12-26 CN CN202123301727.8U patent/CN216539576U/en active Active
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