CN217957825U - Dust suction device for combine harvester and combine harvester - Google Patents
Dust suction device for combine harvester and combine harvester Download PDFInfo
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- CN217957825U CN217957825U CN202122063936.7U CN202122063936U CN217957825U CN 217957825 U CN217957825 U CN 217957825U CN 202122063936 U CN202122063936 U CN 202122063936U CN 217957825 U CN217957825 U CN 217957825U
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Abstract
The utility model provides a dust extraction and combine for combine belongs to combine's technical field, including having dust cage and connecting cover, dust absorption cover is last to have dust absorption mouth and dust exhaust mouth, the dust outlet that has into the dust mouth and is used for hugging closely with combine's the gap bridge on the connecting cover, still be equipped with on the connecting cover and be used for installing it on the gap bridge mounting structure, be connected with dust conveying pipe between the dust outlet of dust cage and the dust outlet of connecting cover, the structural shape of dust cage is the horn mouth, mounting structure is provided with the outside hem that has the porose for the limit portion of dust outlet to through hem and air intake bolted connection, the dust outlet shape on the connecting cover is the horn mouth the other end of dust absorption mouth is connected with filtering component, and the advantage is for can not only directly sending into the dust in the air intake, moreover through the chaff function discharge dust of self sending into.
Description
Technical Field
The utility model relates to a combine's technical field, concretely relates to a dust extraction and combine for combine.
Background
When the combine harvester is used for harvesting, a large amount of dust is generated at a cutting table of the combine harvester, wherein the dust is the scraps of crops, and the dust is raised. Part of the dust can be lifted and float in front of the harvester, so that the sight of a driver is influenced, and a cooling system of the harvester is easy to block; the other part of dust enters the conveying trough along with the crops and then flows to the rear part of the harvester to be scattered again, and the dust directly influences the body health of a driver because the cab is at the rear part of the harvester.
In the prior art, a dust suction device is arranged on a gap bridge of a combine harvester, the device has the function of blowing dust generated in the middle position of the upper part to two sides from the device, and in actual work, even if the dust is blown to the two sides, the dust can still affect the sight line of a driver and the body health of the driver.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a dust extraction for combine can not only directly send into the dust in the air intake, discharges the dust through the bran feeding function of self moreover.
In order to solve the technical problem, the utility model provides a dust extraction for combine, including having suction hood and connecting cover, dust absorption cover is last to have dust absorption mouth and dust exhaust mouth, the dust outlet that has into the dust mouth and is used for hugging closely with combine's the last air inlet of gap bridge on the connecting cover, still be equipped with on the connecting cover and be used for installing its mounting structure on the gap bridge, be connected with the dust conveying pipe between the dust outlet of suction hood and the dust outlet of connecting cover.
Furthermore, the dust hood (41) is in a bell mouth shape.
Furthermore, the mounting structure is characterized in that the edge of the dust outlet is provided with an outward folded edge with a hole, and the outward folded edge is connected with the air inlet through a bolt.
Furthermore, the dust outlet on the connecting cover (44) of the connecting cover is in the shape of a bell mouth
Furthermore, the other end of the dust hood is connected with a filtering component.
Furthermore, the filtering assembly comprises a dust hood of a hollow structure connected with the dust hood and a mounting plate with holes arranged at the end part of the dust hood.
Furthermore, the surface of the mounting plate is uniformly provided with filter holes.
Furthermore, the filtering component comprises a dust hood of a hollow structure connected with the dust hood and a partition plate arranged on the inner side of the dust hood.
Furthermore, the partition plates are arranged at intervals and fixedly connected with the dust hood.
Furthermore, the filter assembly comprises a filter box with one closed end, the other end of the filter box is connected with the dust hood, and an inlet hole is formed in the closed end of the filter box.
Furthermore, the interior of the filter box is provided with splitter plates which are arranged at intervals and used for splitting.
Further, the combine harvester comprises the dust suction device for the combine harvester.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
1. the dust is directly sent into the air inlet, the air inlet of the combine harvester is connected with a dust collection device through a pipeline, the dust collection device has inward suction, the pipeline is connected with the dust collection device in the technology, the dust collection device is installed at the position where more dust is generated, namely the position obliquely above the header auger, the generated dust directly enters the air inlet through the dust collection device, and the air inlet is connected with an air suction device inside the combine harvester and used for blowing away wheat bran.
2. The dust is discharged through the bran feeding function of the dust collector, and the dust sucked by the dust suction device is fed into the wheat bran and is discharged from the back along with the wheat bran.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is another embodiment of FIG. 1;
FIG. 3 is a schematic view of the dust hood of FIG. 1;
FIG. 4 is another embodiment of FIG. 3;
FIG. 5 is another embodiment of FIG. 2;
FIG. 6 is a schematic view of the filter box of FIG. 5;
FIG. 7 is another embodiment of FIG. 1;
FIG. 8 is another embodiment of FIG. 2;
fig. 9 is a schematic view of a structure applied to a combine harvester.
In the figure: 1. a harvester body; 2. bridging; 3. an air inlet; 4. a dust suction device; 41. a dust hood; 42. a dust conveying pipe; 43. a filter assembly; 431. a filter box; 432. mounting a plate; 433. a filtration pore; 434. a partition plate; 44. a connecting cover; 451. a filtering front cover; 452. an access hole; 453. a splitter plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying fig. 1 to 9 of the embodiments of the present invention. It is to be understood that the embodiments described are some, not all embodiments of the invention. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
As shown in fig. 1-9: a dust suction device for a combine harvester comprises a dust suction cover 41 and a connecting cover 44, wherein a dust suction port and a dust exhaust port are formed in the dust suction cover 41, a dust inlet and a dust outlet tightly attached to an air inlet on a gap bridge 2 of the combine harvester are formed in the connecting cover 44, a mounting structure used for mounting the dust inlet on the gap bridge 2 is further arranged on the connecting cover 44, and a dust conveying pipe 42 is connected between the dust outlet of the dust suction cover 41 and the dust outlet of the connecting cover 44.
Specifically, the dust suction device 4 in the technology is installed on a gap bridge 2 on the combine harvester, the gap bridge 2 is used for lifting a header auger, the position above the header auger to the slant is the position where most dust is generated, the gap bridge 2 is in the inclined direction and is located at the position above the slant, an air inlet 3 is reserved on the side face of the combine harvester, a blower used for blowing wheat bran is arranged inside the air inlet 3, and namely the air inlet 3 is an external air inlet of the blower used for blowing the wheat bran. In this embodiment, it is described that the specific structure of the dust suction device 4 is a positional relationship, the dust suction device 4 includes a dust hood 41 and a dust conveying pipe 42, one end of the dust conveying pipe 42 is connected to the dust hood 41, the other end is connected to the air inlet 3, the dust conveying pipe 42 may also be a non-dust conveying pipe 42, for example, a directional pipe welded by an iron sheet, or a common PVC pipe, etc., the dust conveying pipe 42 has the advantage of being easily changeable in position during installation, the structure of the dust hood 41 is a hollow pipe, a connecting hood 44 may also be disposed between the dust conveying pipe 42 and the air inlet 3, and the connecting hood 44 is a hollow pipe structure.
Unlike the above-described embodiment, the dust collection cover 41 has a bell mouth shape.
In this embodiment, the dust hood 41 has a bell mouth shape, and is directed toward the packing auger to collect dust in a larger area.
Different from the embodiment, the mounting structure is that the edge part of the dust outlet is provided with an outward folded edge with a hole, and the edge part is connected with the air inlet bolt through the folded edge.
In this embodiment, the mounting structure is used for fixing the dust outlet on the air inlet, the dust outlet is a part of the connecting cover, dust needs to enter the air inlet after passing through the connecting cover, and the mounting structure can be fixed by bolts or welding.
Unlike the previous embodiment, the dust outlet of the connecting cover 44 is in the shape of a bell mouth
In this embodiment, the dust removal mouth shape of connecting cover is the horn mouth, conveniently docks with the air intake.
In one embodiment of the present invention, as shown in figures 1-9,
further, a filter assembly 43 is connected to the other end of the dust hood 41.
In this embodiment, dust conveying pipe 42 is connected to the one end of dust absorption cover 41, and filtering component 43 is connected to the other end, and filtering component 43 is connected with dust absorption cover 41 through the bolt, makes things convenient for the later stage to change the part and clear up, and filtering component 43's effect is in avoiding great object to enter into dust extraction 4, for example, whole straw etc..
In one embodiment of the present invention, as shown in figures 1-9,
further, the filter assembly 43 includes a hollow filter box 431 connected to the dust hood 41, and a mounting plate 432 with holes provided at an end of the filter box 431.
The filter assembly 43 of the structure is described in the embodiment, the filter assembly 43 of the structure includes a filter box 431 connected to the dust hood 41, the filter box 431 is of a hollow shell structure, two ends of the filter box are open, one end of the filter box is connected to the dust hood 41 through a bolt, the other end of the filter box is connected to a mounting plate 432 through a bolt, the mounting plate 432 is of a plate shape and is provided with holes, and the holes are not limited in structure and used for dust to pass through and prevent larger objects from passing through.
In one embodiment of the present invention, as shown in figures 1-9,
furthermore, the surface of the mounting plate 432 is uniformly provided with filter holes 433.
In this embodiment, be provided with on the face of mounting panel 432 and filter hole 433, filter the even setting in face of hole 433, the difficult too big in aperture that filters hole 433 to the dust passes through as appropriate.
In one embodiment of the present invention, as shown in figures 1-9,
further, the filter assembly 43 includes a filter tank 431 of a hollow structure connected to the dust hood 41, and a partition 434 disposed inside the filter tank 431.
In the embodiment, the filter assembly 43 with another structure is described, the filter assembly 43 comprises the filter tank 431 connected with the dust hood 41, the partition plates 434 are arranged inside the filter tank 431, the partition plates 434 have the advantage of shunting, and in addition, the partition plates 434 are uniformly arranged and have smaller intervals, so that the effect of isolating larger objects from the outer side of the dust suction device 4 can still be achieved.
In one embodiment of the present invention, as shown in figures 1-9,
further, the partition 434 is disposed at an interval and fixedly connected to the filter tank 431.
In this embodiment, the partition 434 is designed at intervals, and the gap is small, and the downward ends are fixed to the inner side of the filter tank 431 by welding.
In one embodiment of the present invention, as shown in figures 1-9,
further, the filter assembly 43 includes a filter front cover 451 having one end closed and the other end connected to the dust hood 41, and an inlet hole 452 formed at the closed end of the filter front cover 451.
In this embodiment, another structure of the filter assembly 43 is described, in which a filter front cover 451 is fixed to the other end of the dust collection cover 41, the other end of the filter front cover 451 is closed, and an inlet hole 452 is provided at the closed end to facilitate the entry of dust.
In one embodiment of the present invention, as shown in figures 1-9,
further, the filtering front cover 451 is provided with flow distribution plates 453 arranged at intervals for distributing flow.
In this embodiment, the flow distribution plate 453 is disposed inside the front filter cover 451, the flow distribution plate 453 prevents dust from flying, and the flow distribution plate 453 is spaced apart from the inside of the front filter cover 451 and fixed thereto by welding.
In one embodiment of the present invention, as shown in figures 1-9,
as shown in fig. 7, a combine harvester comprises the dust suction device 4 for the combine harvester.
In this embodiment, the dust suction device 4 is applied to the combine harvester, the specific installation position is the upper end face of the gap bridge 2, the dust suction cover 41 is fixed on the gap bridge 2 through a bolt, and then is connected to the position of the air inlet 3 on the side face of the combine harvester through the dust conveying pipe 42, the connecting cover 44 can be further arranged between the dust conveying pipe 42 and the air inlet 3, and the connecting cover 44 is of a hollow pipeline structure.
In one embodiment of the present invention, as shown in figures 1-9,
as shown in fig. 7, two dust pipes 42 are mounted on the dust hood 41, and the two dust pipes 42 are respectively connected to the two air inlets 3 on the side surface of the combine harvester.
In one embodiment of the present invention, as shown in figures 1-9,
as shown in fig. 8, a cover plate 5 is arranged at the upper end of the filter box 431 in the direction towards the packing auger, the cover plate 5 protrudes outwards, and the structure of the cover plate is square, semicircular or oval, so that the cover plate can be used for collecting dust, avoiding excessive rise of dust, and being beneficial to centralized suction when the dust is collected; after the dust is cleaned, the bearing parts in the harvester can be protected, the dust pollution is avoided, the service life of parts such as the bearing is prolonged, the dust can be prevented from being sucked by a human body, and the human body can be kept healthy.
The utility model discloses a working method (or theory of operation):
when the technology is installed, firstly, the dust hood 41 is installed on the upper end face of the gap bridge 2 of the combine harvester in a bolt connection mode, a pipeline connecting port is arranged at the position of the rear side of the dust hood 41 and used for being connected with the dust conveying pipe 42, then the dust conveying pipe 42 is led into the position of the air inlet 3 and connected with the air inlet 3, in order to improve the suction effect, the other end of the dust hood 41 is provided with the filter assembly 43, the filter assembly 43 can pass through dust, large objects are blocked on the outer side, in addition, the other end of the dust conveying pipe 42 is provided with the connecting hood 44, and then the connecting hood 44 is connected with the air inlet 3 through bolts.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. Dust extraction for combine, its characterized in that: including suction hood (41) and connection cover (44), dust absorption mouth and dust exhaust mouth have on suction hood (41), the play dirt mouth that has into the dirt mouth and be used for hugging closely with combine's air intake on connection cover (44), still be equipped with the mounting structure who is used for with combine's air intake connection on connection cover (44), be connected with between the play dirt mouth of suction hood (41) and the play dirt mouth of connection cover (44) defeated dirt pipe (42).
2. A suction attachment for a combine harvester according to claim 1, characterised in that: the dust hood (41) is in a horn mouth shape.
3. A suction attachment for a combine harvester according to claim 2, characterised in that: the mounting structure is characterized in that the edge part of the dust outlet is provided with an outward folded edge with a hole, and the outward folded edge is connected with the air inlet through a bolt.
4. A suction device for a combine harvester according to claim 3, characterized in that: the dust outlet on the connecting cover (44) is in a bell mouth shape.
5. A suction attachment for a combine harvester according to claim 4, characterized in that: the other end of the dust collection cover (41) is connected with a filtering assembly (43), the filtering assembly (43) comprises a filtering box (431) which is connected with the dust collection cover (41) and has a hollow structure, and a mounting plate (432) which is arranged at the end part of the filtering box (431) and provided with a hole.
6. A suction attachment for a combine harvester according to claim 5, characterized in that: the surface of the mounting plate (432) is uniformly provided with filter holes (433).
7. A suction attachment for a combine harvester according to claim 6, characterized in that: the filter assembly (43) comprises a filter box (431) of a hollow structure connected with the dust hood (41) and a partition plate (434) arranged on the inner side of the filter box (431).
8. The suction attachment for a combine harvester of claim 7, wherein: the partition plates (434) are arranged at intervals and fixedly connected with the filter box (431).
9. A suction attachment for a combine harvester according to claim 5, characterized in that: the filter assembly (43) comprises a filter front cover (451) with one end closed, the other end connected with the dust hood (41), an inlet hole (452) arranged at the closed end of the filter front cover (451), and flow distribution plates (453) which are arranged at intervals and used for distributing flow are arranged in the filter front cover (451).
10. A combine harvester, characterized by: comprising a suction device for a combine harvester according to any one of the claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122063936.7U CN217957825U (en) | 2021-08-30 | 2021-08-30 | Dust suction device for combine harvester and combine harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122063936.7U CN217957825U (en) | 2021-08-30 | 2021-08-30 | Dust suction device for combine harvester and combine harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217957825U true CN217957825U (en) | 2022-12-06 |
Family
ID=84254219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122063936.7U Active CN217957825U (en) | 2021-08-30 | 2021-08-30 | Dust suction device for combine harvester and combine harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217957825U (en) |
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2021
- 2021-08-30 CN CN202122063936.7U patent/CN217957825U/en active Active
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